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1 | /* | |
2 | * QEMU System Emulator | |
3 | * | |
4 | * Copyright (c) 2003-2008 Fabrice Bellard | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
24 | #include "hw/hw.h" | |
25 | #include "hw/boards.h" | |
26 | #include "hw/usb.h" | |
27 | #include "hw/pcmcia.h" | |
28 | #include "hw/pc.h" | |
29 | #include "hw/audiodev.h" | |
30 | #include "hw/isa.h" | |
31 | #include "hw/baum.h" | |
32 | #include "net.h" | |
33 | #include "console.h" | |
34 | #include "sysemu.h" | |
35 | #include "gdbstub.h" | |
36 | #include "qemu-timer.h" | |
37 | #include "qemu-char.h" | |
38 | #include "block.h" | |
39 | #include "audio/audio.h" | |
40 | ||
41 | #include <unistd.h> | |
42 | #include <fcntl.h> | |
43 | #include <signal.h> | |
44 | #include <time.h> | |
45 | #include <errno.h> | |
46 | #include <sys/time.h> | |
47 | #include <zlib.h> | |
48 | ||
49 | #ifndef _WIN32 | |
50 | #include <sys/times.h> | |
51 | #include <sys/wait.h> | |
52 | #include <termios.h> | |
53 | #include <sys/poll.h> | |
54 | #include <sys/mman.h> | |
55 | #include <sys/ioctl.h> | |
56 | #include <sys/socket.h> | |
57 | #include <netinet/in.h> | |
58 | #include <dirent.h> | |
59 | #include <netdb.h> | |
60 | #include <sys/select.h> | |
61 | #include <arpa/inet.h> | |
62 | #ifdef _BSD | |
63 | #include <sys/stat.h> | |
64 | #ifndef __APPLE__ | |
65 | #include <libutil.h> | |
66 | #endif | |
67 | #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__) | |
68 | #include <freebsd/stdlib.h> | |
69 | #else | |
70 | #ifndef __sun__ | |
71 | #include <linux/if.h> | |
72 | #include <linux/if_tun.h> | |
73 | #include <pty.h> | |
74 | #include <malloc.h> | |
75 | #include <linux/rtc.h> | |
76 | ||
77 | /* For the benefit of older linux systems which don't supply it, | |
78 | we use a local copy of hpet.h. */ | |
79 | /* #include <linux/hpet.h> */ | |
80 | #include "hpet.h" | |
81 | ||
82 | #include <linux/ppdev.h> | |
83 | #include <linux/parport.h> | |
84 | #else | |
85 | #include <sys/stat.h> | |
86 | #include <sys/ethernet.h> | |
87 | #include <sys/sockio.h> | |
88 | #include <netinet/arp.h> | |
89 | #include <netinet/in.h> | |
90 | #include <netinet/in_systm.h> | |
91 | #include <netinet/ip.h> | |
92 | #include <netinet/ip_icmp.h> // must come after ip.h | |
93 | #include <netinet/udp.h> | |
94 | #include <netinet/tcp.h> | |
95 | #include <net/if.h> | |
96 | #include <syslog.h> | |
97 | #include <stropts.h> | |
98 | #endif | |
99 | #endif | |
100 | #else | |
101 | #include <winsock2.h> | |
102 | int inet_aton(const char *cp, struct in_addr *ia); | |
103 | #endif | |
104 | ||
105 | #if defined(CONFIG_SLIRP) | |
106 | #include "libslirp.h" | |
107 | #endif | |
108 | ||
109 | #ifdef _WIN32 | |
110 | #include <malloc.h> | |
111 | #include <sys/timeb.h> | |
112 | #include <mmsystem.h> | |
113 | #define getopt_long_only getopt_long | |
114 | #define memalign(align, size) malloc(size) | |
115 | #endif | |
116 | ||
117 | #include "qemu_socket.h" | |
118 | ||
119 | #ifdef CONFIG_SDL | |
120 | #ifdef __APPLE__ | |
121 | #include <SDL/SDL.h> | |
122 | #endif | |
123 | #endif /* CONFIG_SDL */ | |
124 | ||
125 | #ifdef CONFIG_COCOA | |
126 | #undef main | |
127 | #define main qemu_main | |
128 | #endif /* CONFIG_COCOA */ | |
129 | ||
130 | #include "disas.h" | |
131 | ||
132 | #include "exec-all.h" | |
133 | ||
134 | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" | |
135 | #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown" | |
136 | #ifdef __sun__ | |
137 | #define SMBD_COMMAND "/usr/sfw/sbin/smbd" | |
138 | #else | |
139 | #define SMBD_COMMAND "/usr/sbin/smbd" | |
140 | #endif | |
141 | ||
142 | //#define DEBUG_UNUSED_IOPORT | |
143 | //#define DEBUG_IOPORT | |
144 | ||
145 | #ifdef TARGET_PPC | |
146 | #define DEFAULT_RAM_SIZE 144 | |
147 | #else | |
148 | #define DEFAULT_RAM_SIZE 128 | |
149 | #endif | |
150 | /* in ms */ | |
151 | #define GUI_REFRESH_INTERVAL 30 | |
152 | ||
153 | /* Max number of USB devices that can be specified on the commandline. */ | |
154 | #define MAX_USB_CMDLINE 8 | |
155 | ||
156 | /* XXX: use a two level table to limit memory usage */ | |
157 | #define MAX_IOPORTS 65536 | |
158 | ||
159 | const char *bios_dir = CONFIG_QEMU_SHAREDIR; | |
160 | const char *bios_name = NULL; | |
161 | void *ioport_opaque[MAX_IOPORTS]; | |
162 | IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS]; | |
163 | IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS]; | |
164 | /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available | |
165 | to store the VM snapshots */ | |
166 | DriveInfo drives_table[MAX_DRIVES+1]; | |
167 | int nb_drives; | |
168 | /* point to the block driver where the snapshots are managed */ | |
169 | BlockDriverState *bs_snapshots; | |
170 | int vga_ram_size; | |
171 | static DisplayState display_state; | |
172 | int nographic; | |
173 | int curses; | |
174 | const char* keyboard_layout = NULL; | |
175 | int64_t ticks_per_sec; | |
176 | ram_addr_t ram_size; | |
177 | int pit_min_timer_count = 0; | |
178 | int nb_nics; | |
179 | NICInfo nd_table[MAX_NICS]; | |
180 | int vm_running; | |
181 | static int rtc_utc = 1; | |
182 | static int rtc_date_offset = -1; /* -1 means no change */ | |
183 | int cirrus_vga_enabled = 1; | |
184 | int vmsvga_enabled = 0; | |
185 | #ifdef TARGET_SPARC | |
186 | int graphic_width = 1024; | |
187 | int graphic_height = 768; | |
188 | int graphic_depth = 8; | |
189 | #else | |
190 | int graphic_width = 800; | |
191 | int graphic_height = 600; | |
192 | int graphic_depth = 15; | |
193 | #endif | |
194 | int full_screen = 0; | |
195 | int no_frame = 0; | |
196 | int no_quit = 0; | |
197 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; | |
198 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; | |
199 | #ifdef TARGET_I386 | |
200 | int win2k_install_hack = 0; | |
201 | #endif | |
202 | int usb_enabled = 0; | |
203 | static VLANState *first_vlan; | |
204 | int smp_cpus = 1; | |
205 | const char *vnc_display; | |
206 | #if defined(TARGET_SPARC) | |
207 | #define MAX_CPUS 16 | |
208 | #elif defined(TARGET_I386) | |
209 | #define MAX_CPUS 255 | |
210 | #else | |
211 | #define MAX_CPUS 1 | |
212 | #endif | |
213 | int acpi_enabled = 1; | |
214 | int fd_bootchk = 1; | |
215 | int no_reboot = 0; | |
216 | int no_shutdown = 0; | |
217 | int cursor_hide = 1; | |
218 | int graphic_rotate = 0; | |
219 | int daemonize = 0; | |
220 | const char *option_rom[MAX_OPTION_ROMS]; | |
221 | int nb_option_roms; | |
222 | int semihosting_enabled = 0; | |
223 | int autostart = 1; | |
224 | #ifdef TARGET_ARM | |
225 | int old_param = 0; | |
226 | #endif | |
227 | const char *qemu_name; | |
228 | int alt_grab = 0; | |
229 | #ifdef TARGET_SPARC | |
230 | unsigned int nb_prom_envs = 0; | |
231 | const char *prom_envs[MAX_PROM_ENVS]; | |
232 | #endif | |
233 | int nb_drives_opt; | |
234 | struct drive_opt { | |
235 | const char *file; | |
236 | char opt[1024]; | |
237 | } drives_opt[MAX_DRIVES]; | |
238 | ||
239 | static CPUState *cur_cpu; | |
240 | static CPUState *next_cpu; | |
241 | static int event_pending = 1; | |
242 | ||
243 | #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR) | |
244 | ||
245 | /***********************************************************/ | |
246 | /* x86 ISA bus support */ | |
247 | ||
248 | target_phys_addr_t isa_mem_base = 0; | |
249 | PicState2 *isa_pic; | |
250 | ||
251 | static uint32_t default_ioport_readb(void *opaque, uint32_t address) | |
252 | { | |
253 | #ifdef DEBUG_UNUSED_IOPORT | |
254 | fprintf(stderr, "unused inb: port=0x%04x\n", address); | |
255 | #endif | |
256 | return 0xff; | |
257 | } | |
258 | ||
259 | static void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) | |
260 | { | |
261 | #ifdef DEBUG_UNUSED_IOPORT | |
262 | fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data); | |
263 | #endif | |
264 | } | |
265 | ||
266 | /* default is to make two byte accesses */ | |
267 | static uint32_t default_ioport_readw(void *opaque, uint32_t address) | |
268 | { | |
269 | uint32_t data; | |
270 | data = ioport_read_table[0][address](ioport_opaque[address], address); | |
271 | address = (address + 1) & (MAX_IOPORTS - 1); | |
272 | data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8; | |
273 | return data; | |
274 | } | |
275 | ||
276 | static void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) | |
277 | { | |
278 | ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff); | |
279 | address = (address + 1) & (MAX_IOPORTS - 1); | |
280 | ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff); | |
281 | } | |
282 | ||
283 | static uint32_t default_ioport_readl(void *opaque, uint32_t address) | |
284 | { | |
285 | #ifdef DEBUG_UNUSED_IOPORT | |
286 | fprintf(stderr, "unused inl: port=0x%04x\n", address); | |
287 | #endif | |
288 | return 0xffffffff; | |
289 | } | |
290 | ||
291 | static void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) | |
292 | { | |
293 | #ifdef DEBUG_UNUSED_IOPORT | |
294 | fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data); | |
295 | #endif | |
296 | } | |
297 | ||
298 | static void init_ioports(void) | |
299 | { | |
300 | int i; | |
301 | ||
302 | for(i = 0; i < MAX_IOPORTS; i++) { | |
303 | ioport_read_table[0][i] = default_ioport_readb; | |
304 | ioport_write_table[0][i] = default_ioport_writeb; | |
305 | ioport_read_table[1][i] = default_ioport_readw; | |
306 | ioport_write_table[1][i] = default_ioport_writew; | |
307 | ioport_read_table[2][i] = default_ioport_readl; | |
308 | ioport_write_table[2][i] = default_ioport_writel; | |
309 | } | |
310 | } | |
311 | ||
312 | /* size is the word size in byte */ | |
313 | int register_ioport_read(int start, int length, int size, | |
314 | IOPortReadFunc *func, void *opaque) | |
315 | { | |
316 | int i, bsize; | |
317 | ||
318 | if (size == 1) { | |
319 | bsize = 0; | |
320 | } else if (size == 2) { | |
321 | bsize = 1; | |
322 | } else if (size == 4) { | |
323 | bsize = 2; | |
324 | } else { | |
325 | hw_error("register_ioport_read: invalid size"); | |
326 | return -1; | |
327 | } | |
328 | for(i = start; i < start + length; i += size) { | |
329 | ioport_read_table[bsize][i] = func; | |
330 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) | |
331 | hw_error("register_ioport_read: invalid opaque"); | |
332 | ioport_opaque[i] = opaque; | |
333 | } | |
334 | return 0; | |
335 | } | |
336 | ||
337 | /* size is the word size in byte */ | |
338 | int register_ioport_write(int start, int length, int size, | |
339 | IOPortWriteFunc *func, void *opaque) | |
340 | { | |
341 | int i, bsize; | |
342 | ||
343 | if (size == 1) { | |
344 | bsize = 0; | |
345 | } else if (size == 2) { | |
346 | bsize = 1; | |
347 | } else if (size == 4) { | |
348 | bsize = 2; | |
349 | } else { | |
350 | hw_error("register_ioport_write: invalid size"); | |
351 | return -1; | |
352 | } | |
353 | for(i = start; i < start + length; i += size) { | |
354 | ioport_write_table[bsize][i] = func; | |
355 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) | |
356 | hw_error("register_ioport_write: invalid opaque"); | |
357 | ioport_opaque[i] = opaque; | |
358 | } | |
359 | return 0; | |
360 | } | |
361 | ||
362 | void isa_unassign_ioport(int start, int length) | |
363 | { | |
364 | int i; | |
365 | ||
366 | for(i = start; i < start + length; i++) { | |
367 | ioport_read_table[0][i] = default_ioport_readb; | |
368 | ioport_read_table[1][i] = default_ioport_readw; | |
369 | ioport_read_table[2][i] = default_ioport_readl; | |
370 | ||
371 | ioport_write_table[0][i] = default_ioport_writeb; | |
372 | ioport_write_table[1][i] = default_ioport_writew; | |
373 | ioport_write_table[2][i] = default_ioport_writel; | |
374 | } | |
375 | } | |
376 | ||
377 | /***********************************************************/ | |
378 | ||
379 | void cpu_outb(CPUState *env, int addr, int val) | |
380 | { | |
381 | #ifdef DEBUG_IOPORT | |
382 | if (loglevel & CPU_LOG_IOPORT) | |
383 | fprintf(logfile, "outb: %04x %02x\n", addr, val); | |
384 | #endif | |
385 | ioport_write_table[0][addr](ioport_opaque[addr], addr, val); | |
386 | #ifdef USE_KQEMU | |
387 | if (env) | |
388 | env->last_io_time = cpu_get_time_fast(); | |
389 | #endif | |
390 | } | |
391 | ||
392 | void cpu_outw(CPUState *env, int addr, int val) | |
393 | { | |
394 | #ifdef DEBUG_IOPORT | |
395 | if (loglevel & CPU_LOG_IOPORT) | |
396 | fprintf(logfile, "outw: %04x %04x\n", addr, val); | |
397 | #endif | |
398 | ioport_write_table[1][addr](ioport_opaque[addr], addr, val); | |
399 | #ifdef USE_KQEMU | |
400 | if (env) | |
401 | env->last_io_time = cpu_get_time_fast(); | |
402 | #endif | |
403 | } | |
404 | ||
405 | void cpu_outl(CPUState *env, int addr, int val) | |
406 | { | |
407 | #ifdef DEBUG_IOPORT | |
408 | if (loglevel & CPU_LOG_IOPORT) | |
409 | fprintf(logfile, "outl: %04x %08x\n", addr, val); | |
410 | #endif | |
411 | ioport_write_table[2][addr](ioport_opaque[addr], addr, val); | |
412 | #ifdef USE_KQEMU | |
413 | if (env) | |
414 | env->last_io_time = cpu_get_time_fast(); | |
415 | #endif | |
416 | } | |
417 | ||
418 | int cpu_inb(CPUState *env, int addr) | |
419 | { | |
420 | int val; | |
421 | val = ioport_read_table[0][addr](ioport_opaque[addr], addr); | |
422 | #ifdef DEBUG_IOPORT | |
423 | if (loglevel & CPU_LOG_IOPORT) | |
424 | fprintf(logfile, "inb : %04x %02x\n", addr, val); | |
425 | #endif | |
426 | #ifdef USE_KQEMU | |
427 | if (env) | |
428 | env->last_io_time = cpu_get_time_fast(); | |
429 | #endif | |
430 | return val; | |
431 | } | |
432 | ||
433 | int cpu_inw(CPUState *env, int addr) | |
434 | { | |
435 | int val; | |
436 | val = ioport_read_table[1][addr](ioport_opaque[addr], addr); | |
437 | #ifdef DEBUG_IOPORT | |
438 | if (loglevel & CPU_LOG_IOPORT) | |
439 | fprintf(logfile, "inw : %04x %04x\n", addr, val); | |
440 | #endif | |
441 | #ifdef USE_KQEMU | |
442 | if (env) | |
443 | env->last_io_time = cpu_get_time_fast(); | |
444 | #endif | |
445 | return val; | |
446 | } | |
447 | ||
448 | int cpu_inl(CPUState *env, int addr) | |
449 | { | |
450 | int val; | |
451 | val = ioport_read_table[2][addr](ioport_opaque[addr], addr); | |
452 | #ifdef DEBUG_IOPORT | |
453 | if (loglevel & CPU_LOG_IOPORT) | |
454 | fprintf(logfile, "inl : %04x %08x\n", addr, val); | |
455 | #endif | |
456 | #ifdef USE_KQEMU | |
457 | if (env) | |
458 | env->last_io_time = cpu_get_time_fast(); | |
459 | #endif | |
460 | return val; | |
461 | } | |
462 | ||
463 | /***********************************************************/ | |
464 | void hw_error(const char *fmt, ...) | |
465 | { | |
466 | va_list ap; | |
467 | CPUState *env; | |
468 | ||
469 | va_start(ap, fmt); | |
470 | fprintf(stderr, "qemu: hardware error: "); | |
471 | vfprintf(stderr, fmt, ap); | |
472 | fprintf(stderr, "\n"); | |
473 | for(env = first_cpu; env != NULL; env = env->next_cpu) { | |
474 | fprintf(stderr, "CPU #%d:\n", env->cpu_index); | |
475 | #ifdef TARGET_I386 | |
476 | cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU); | |
477 | #else | |
478 | cpu_dump_state(env, stderr, fprintf, 0); | |
479 | #endif | |
480 | } | |
481 | va_end(ap); | |
482 | abort(); | |
483 | } | |
484 | ||
485 | /***********************************************************/ | |
486 | /* keyboard/mouse */ | |
487 | ||
488 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
489 | static void *qemu_put_kbd_event_opaque; | |
490 | static QEMUPutMouseEntry *qemu_put_mouse_event_head; | |
491 | static QEMUPutMouseEntry *qemu_put_mouse_event_current; | |
492 | ||
493 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
494 | { | |
495 | qemu_put_kbd_event_opaque = opaque; | |
496 | qemu_put_kbd_event = func; | |
497 | } | |
498 | ||
499 | QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, | |
500 | void *opaque, int absolute, | |
501 | const char *name) | |
502 | { | |
503 | QEMUPutMouseEntry *s, *cursor; | |
504 | ||
505 | s = qemu_mallocz(sizeof(QEMUPutMouseEntry)); | |
506 | if (!s) | |
507 | return NULL; | |
508 | ||
509 | s->qemu_put_mouse_event = func; | |
510 | s->qemu_put_mouse_event_opaque = opaque; | |
511 | s->qemu_put_mouse_event_absolute = absolute; | |
512 | s->qemu_put_mouse_event_name = qemu_strdup(name); | |
513 | s->next = NULL; | |
514 | ||
515 | if (!qemu_put_mouse_event_head) { | |
516 | qemu_put_mouse_event_head = qemu_put_mouse_event_current = s; | |
517 | return s; | |
518 | } | |
519 | ||
520 | cursor = qemu_put_mouse_event_head; | |
521 | while (cursor->next != NULL) | |
522 | cursor = cursor->next; | |
523 | ||
524 | cursor->next = s; | |
525 | qemu_put_mouse_event_current = s; | |
526 | ||
527 | return s; | |
528 | } | |
529 | ||
530 | void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry) | |
531 | { | |
532 | QEMUPutMouseEntry *prev = NULL, *cursor; | |
533 | ||
534 | if (!qemu_put_mouse_event_head || entry == NULL) | |
535 | return; | |
536 | ||
537 | cursor = qemu_put_mouse_event_head; | |
538 | while (cursor != NULL && cursor != entry) { | |
539 | prev = cursor; | |
540 | cursor = cursor->next; | |
541 | } | |
542 | ||
543 | if (cursor == NULL) // does not exist or list empty | |
544 | return; | |
545 | else if (prev == NULL) { // entry is head | |
546 | qemu_put_mouse_event_head = cursor->next; | |
547 | if (qemu_put_mouse_event_current == entry) | |
548 | qemu_put_mouse_event_current = cursor->next; | |
549 | qemu_free(entry->qemu_put_mouse_event_name); | |
550 | qemu_free(entry); | |
551 | return; | |
552 | } | |
553 | ||
554 | prev->next = entry->next; | |
555 | ||
556 | if (qemu_put_mouse_event_current == entry) | |
557 | qemu_put_mouse_event_current = prev; | |
558 | ||
559 | qemu_free(entry->qemu_put_mouse_event_name); | |
560 | qemu_free(entry); | |
561 | } | |
562 | ||
563 | void kbd_put_keycode(int keycode) | |
564 | { | |
565 | if (qemu_put_kbd_event) { | |
566 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
567 | } | |
568 | } | |
569 | ||
570 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
571 | { | |
572 | QEMUPutMouseEvent *mouse_event; | |
573 | void *mouse_event_opaque; | |
574 | int width; | |
575 | ||
576 | if (!qemu_put_mouse_event_current) { | |
577 | return; | |
578 | } | |
579 | ||
580 | mouse_event = | |
581 | qemu_put_mouse_event_current->qemu_put_mouse_event; | |
582 | mouse_event_opaque = | |
583 | qemu_put_mouse_event_current->qemu_put_mouse_event_opaque; | |
584 | ||
585 | if (mouse_event) { | |
586 | if (graphic_rotate) { | |
587 | if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute) | |
588 | width = 0x7fff; | |
589 | else | |
590 | width = graphic_width - 1; | |
591 | mouse_event(mouse_event_opaque, | |
592 | width - dy, dx, dz, buttons_state); | |
593 | } else | |
594 | mouse_event(mouse_event_opaque, | |
595 | dx, dy, dz, buttons_state); | |
596 | } | |
597 | } | |
598 | ||
599 | int kbd_mouse_is_absolute(void) | |
600 | { | |
601 | if (!qemu_put_mouse_event_current) | |
602 | return 0; | |
603 | ||
604 | return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute; | |
605 | } | |
606 | ||
607 | void do_info_mice(void) | |
608 | { | |
609 | QEMUPutMouseEntry *cursor; | |
610 | int index = 0; | |
611 | ||
612 | if (!qemu_put_mouse_event_head) { | |
613 | term_printf("No mouse devices connected\n"); | |
614 | return; | |
615 | } | |
616 | ||
617 | term_printf("Mouse devices available:\n"); | |
618 | cursor = qemu_put_mouse_event_head; | |
619 | while (cursor != NULL) { | |
620 | term_printf("%c Mouse #%d: %s\n", | |
621 | (cursor == qemu_put_mouse_event_current ? '*' : ' '), | |
622 | index, cursor->qemu_put_mouse_event_name); | |
623 | index++; | |
624 | cursor = cursor->next; | |
625 | } | |
626 | } | |
627 | ||
628 | void do_mouse_set(int index) | |
629 | { | |
630 | QEMUPutMouseEntry *cursor; | |
631 | int i = 0; | |
632 | ||
633 | if (!qemu_put_mouse_event_head) { | |
634 | term_printf("No mouse devices connected\n"); | |
635 | return; | |
636 | } | |
637 | ||
638 | cursor = qemu_put_mouse_event_head; | |
639 | while (cursor != NULL && index != i) { | |
640 | i++; | |
641 | cursor = cursor->next; | |
642 | } | |
643 | ||
644 | if (cursor != NULL) | |
645 | qemu_put_mouse_event_current = cursor; | |
646 | else | |
647 | term_printf("Mouse at given index not found\n"); | |
648 | } | |
649 | ||
650 | /* compute with 96 bit intermediate result: (a*b)/c */ | |
651 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) | |
652 | { | |
653 | union { | |
654 | uint64_t ll; | |
655 | struct { | |
656 | #ifdef WORDS_BIGENDIAN | |
657 | uint32_t high, low; | |
658 | #else | |
659 | uint32_t low, high; | |
660 | #endif | |
661 | } l; | |
662 | } u, res; | |
663 | uint64_t rl, rh; | |
664 | ||
665 | u.ll = a; | |
666 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
667 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
668 | rh += (rl >> 32); | |
669 | res.l.high = rh / c; | |
670 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
671 | return res.ll; | |
672 | } | |
673 | ||
674 | /***********************************************************/ | |
675 | /* real time host monotonic timer */ | |
676 | ||
677 | #define QEMU_TIMER_BASE 1000000000LL | |
678 | ||
679 | #ifdef WIN32 | |
680 | ||
681 | static int64_t clock_freq; | |
682 | ||
683 | static void init_get_clock(void) | |
684 | { | |
685 | LARGE_INTEGER freq; | |
686 | int ret; | |
687 | ret = QueryPerformanceFrequency(&freq); | |
688 | if (ret == 0) { | |
689 | fprintf(stderr, "Could not calibrate ticks\n"); | |
690 | exit(1); | |
691 | } | |
692 | clock_freq = freq.QuadPart; | |
693 | } | |
694 | ||
695 | static int64_t get_clock(void) | |
696 | { | |
697 | LARGE_INTEGER ti; | |
698 | QueryPerformanceCounter(&ti); | |
699 | return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq); | |
700 | } | |
701 | ||
702 | #else | |
703 | ||
704 | static int use_rt_clock; | |
705 | ||
706 | static void init_get_clock(void) | |
707 | { | |
708 | use_rt_clock = 0; | |
709 | #if defined(__linux__) | |
710 | { | |
711 | struct timespec ts; | |
712 | if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) { | |
713 | use_rt_clock = 1; | |
714 | } | |
715 | } | |
716 | #endif | |
717 | } | |
718 | ||
719 | static int64_t get_clock(void) | |
720 | { | |
721 | #if defined(__linux__) | |
722 | if (use_rt_clock) { | |
723 | struct timespec ts; | |
724 | clock_gettime(CLOCK_MONOTONIC, &ts); | |
725 | return ts.tv_sec * 1000000000LL + ts.tv_nsec; | |
726 | } else | |
727 | #endif | |
728 | { | |
729 | /* XXX: using gettimeofday leads to problems if the date | |
730 | changes, so it should be avoided. */ | |
731 | struct timeval tv; | |
732 | gettimeofday(&tv, NULL); | |
733 | return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000); | |
734 | } | |
735 | } | |
736 | ||
737 | #endif | |
738 | ||
739 | /***********************************************************/ | |
740 | /* guest cycle counter */ | |
741 | ||
742 | static int64_t cpu_ticks_prev; | |
743 | static int64_t cpu_ticks_offset; | |
744 | static int64_t cpu_clock_offset; | |
745 | static int cpu_ticks_enabled; | |
746 | ||
747 | /* return the host CPU cycle counter and handle stop/restart */ | |
748 | int64_t cpu_get_ticks(void) | |
749 | { | |
750 | if (!cpu_ticks_enabled) { | |
751 | return cpu_ticks_offset; | |
752 | } else { | |
753 | int64_t ticks; | |
754 | ticks = cpu_get_real_ticks(); | |
755 | if (cpu_ticks_prev > ticks) { | |
756 | /* Note: non increasing ticks may happen if the host uses | |
757 | software suspend */ | |
758 | cpu_ticks_offset += cpu_ticks_prev - ticks; | |
759 | } | |
760 | cpu_ticks_prev = ticks; | |
761 | return ticks + cpu_ticks_offset; | |
762 | } | |
763 | } | |
764 | ||
765 | /* return the host CPU monotonic timer and handle stop/restart */ | |
766 | static int64_t cpu_get_clock(void) | |
767 | { | |
768 | int64_t ti; | |
769 | if (!cpu_ticks_enabled) { | |
770 | return cpu_clock_offset; | |
771 | } else { | |
772 | ti = get_clock(); | |
773 | return ti + cpu_clock_offset; | |
774 | } | |
775 | } | |
776 | ||
777 | /* enable cpu_get_ticks() */ | |
778 | void cpu_enable_ticks(void) | |
779 | { | |
780 | if (!cpu_ticks_enabled) { | |
781 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
782 | cpu_clock_offset -= get_clock(); | |
783 | cpu_ticks_enabled = 1; | |
784 | } | |
785 | } | |
786 | ||
787 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
788 | cpu_get_ticks() after that. */ | |
789 | void cpu_disable_ticks(void) | |
790 | { | |
791 | if (cpu_ticks_enabled) { | |
792 | cpu_ticks_offset = cpu_get_ticks(); | |
793 | cpu_clock_offset = cpu_get_clock(); | |
794 | cpu_ticks_enabled = 0; | |
795 | } | |
796 | } | |
797 | ||
798 | /***********************************************************/ | |
799 | /* timers */ | |
800 | ||
801 | #define QEMU_TIMER_REALTIME 0 | |
802 | #define QEMU_TIMER_VIRTUAL 1 | |
803 | ||
804 | struct QEMUClock { | |
805 | int type; | |
806 | /* XXX: add frequency */ | |
807 | }; | |
808 | ||
809 | struct QEMUTimer { | |
810 | QEMUClock *clock; | |
811 | int64_t expire_time; | |
812 | QEMUTimerCB *cb; | |
813 | void *opaque; | |
814 | struct QEMUTimer *next; | |
815 | }; | |
816 | ||
817 | struct qemu_alarm_timer { | |
818 | char const *name; | |
819 | unsigned int flags; | |
820 | ||
821 | int (*start)(struct qemu_alarm_timer *t); | |
822 | void (*stop)(struct qemu_alarm_timer *t); | |
823 | void (*rearm)(struct qemu_alarm_timer *t); | |
824 | void *priv; | |
825 | }; | |
826 | ||
827 | #define ALARM_FLAG_DYNTICKS 0x1 | |
828 | #define ALARM_FLAG_EXPIRED 0x2 | |
829 | ||
830 | static inline int alarm_has_dynticks(struct qemu_alarm_timer *t) | |
831 | { | |
832 | return t->flags & ALARM_FLAG_DYNTICKS; | |
833 | } | |
834 | ||
835 | static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t) | |
836 | { | |
837 | if (!alarm_has_dynticks(t)) | |
838 | return; | |
839 | ||
840 | t->rearm(t); | |
841 | } | |
842 | ||
843 | /* TODO: MIN_TIMER_REARM_US should be optimized */ | |
844 | #define MIN_TIMER_REARM_US 250 | |
845 | ||
846 | static struct qemu_alarm_timer *alarm_timer; | |
847 | ||
848 | #ifdef _WIN32 | |
849 | ||
850 | struct qemu_alarm_win32 { | |
851 | MMRESULT timerId; | |
852 | HANDLE host_alarm; | |
853 | unsigned int period; | |
854 | } alarm_win32_data = {0, NULL, -1}; | |
855 | ||
856 | static int win32_start_timer(struct qemu_alarm_timer *t); | |
857 | static void win32_stop_timer(struct qemu_alarm_timer *t); | |
858 | static void win32_rearm_timer(struct qemu_alarm_timer *t); | |
859 | ||
860 | #else | |
861 | ||
862 | static int unix_start_timer(struct qemu_alarm_timer *t); | |
863 | static void unix_stop_timer(struct qemu_alarm_timer *t); | |
864 | ||
865 | #ifdef __linux__ | |
866 | ||
867 | static int dynticks_start_timer(struct qemu_alarm_timer *t); | |
868 | static void dynticks_stop_timer(struct qemu_alarm_timer *t); | |
869 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t); | |
870 | ||
871 | static int hpet_start_timer(struct qemu_alarm_timer *t); | |
872 | static void hpet_stop_timer(struct qemu_alarm_timer *t); | |
873 | ||
874 | static int rtc_start_timer(struct qemu_alarm_timer *t); | |
875 | static void rtc_stop_timer(struct qemu_alarm_timer *t); | |
876 | ||
877 | #endif /* __linux__ */ | |
878 | ||
879 | #endif /* _WIN32 */ | |
880 | ||
881 | static struct qemu_alarm_timer alarm_timers[] = { | |
882 | #ifndef _WIN32 | |
883 | #ifdef __linux__ | |
884 | {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer, | |
885 | dynticks_stop_timer, dynticks_rearm_timer, NULL}, | |
886 | /* HPET - if available - is preferred */ | |
887 | {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL}, | |
888 | /* ...otherwise try RTC */ | |
889 | {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL}, | |
890 | #endif | |
891 | {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL}, | |
892 | #else | |
893 | {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer, | |
894 | win32_stop_timer, win32_rearm_timer, &alarm_win32_data}, | |
895 | {"win32", 0, win32_start_timer, | |
896 | win32_stop_timer, NULL, &alarm_win32_data}, | |
897 | #endif | |
898 | {NULL, } | |
899 | }; | |
900 | ||
901 | static void show_available_alarms(void) | |
902 | { | |
903 | int i; | |
904 | ||
905 | printf("Available alarm timers, in order of precedence:\n"); | |
906 | for (i = 0; alarm_timers[i].name; i++) | |
907 | printf("%s\n", alarm_timers[i].name); | |
908 | } | |
909 | ||
910 | static void configure_alarms(char const *opt) | |
911 | { | |
912 | int i; | |
913 | int cur = 0; | |
914 | int count = (sizeof(alarm_timers) / sizeof(*alarm_timers)) - 1; | |
915 | char *arg; | |
916 | char *name; | |
917 | ||
918 | if (!strcmp(opt, "?")) { | |
919 | show_available_alarms(); | |
920 | exit(0); | |
921 | } | |
922 | ||
923 | arg = strdup(opt); | |
924 | ||
925 | /* Reorder the array */ | |
926 | name = strtok(arg, ","); | |
927 | while (name) { | |
928 | struct qemu_alarm_timer tmp; | |
929 | ||
930 | for (i = 0; i < count && alarm_timers[i].name; i++) { | |
931 | if (!strcmp(alarm_timers[i].name, name)) | |
932 | break; | |
933 | } | |
934 | ||
935 | if (i == count) { | |
936 | fprintf(stderr, "Unknown clock %s\n", name); | |
937 | goto next; | |
938 | } | |
939 | ||
940 | if (i < cur) | |
941 | /* Ignore */ | |
942 | goto next; | |
943 | ||
944 | /* Swap */ | |
945 | tmp = alarm_timers[i]; | |
946 | alarm_timers[i] = alarm_timers[cur]; | |
947 | alarm_timers[cur] = tmp; | |
948 | ||
949 | cur++; | |
950 | next: | |
951 | name = strtok(NULL, ","); | |
952 | } | |
953 | ||
954 | free(arg); | |
955 | ||
956 | if (cur) { | |
957 | /* Disable remaining timers */ | |
958 | for (i = cur; i < count; i++) | |
959 | alarm_timers[i].name = NULL; | |
960 | } else { | |
961 | show_available_alarms(); | |
962 | exit(1); | |
963 | } | |
964 | } | |
965 | ||
966 | QEMUClock *rt_clock; | |
967 | QEMUClock *vm_clock; | |
968 | ||
969 | static QEMUTimer *active_timers[2]; | |
970 | ||
971 | static QEMUClock *qemu_new_clock(int type) | |
972 | { | |
973 | QEMUClock *clock; | |
974 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
975 | if (!clock) | |
976 | return NULL; | |
977 | clock->type = type; | |
978 | return clock; | |
979 | } | |
980 | ||
981 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
982 | { | |
983 | QEMUTimer *ts; | |
984 | ||
985 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
986 | ts->clock = clock; | |
987 | ts->cb = cb; | |
988 | ts->opaque = opaque; | |
989 | return ts; | |
990 | } | |
991 | ||
992 | void qemu_free_timer(QEMUTimer *ts) | |
993 | { | |
994 | qemu_free(ts); | |
995 | } | |
996 | ||
997 | /* stop a timer, but do not dealloc it */ | |
998 | void qemu_del_timer(QEMUTimer *ts) | |
999 | { | |
1000 | QEMUTimer **pt, *t; | |
1001 | ||
1002 | /* NOTE: this code must be signal safe because | |
1003 | qemu_timer_expired() can be called from a signal. */ | |
1004 | pt = &active_timers[ts->clock->type]; | |
1005 | for(;;) { | |
1006 | t = *pt; | |
1007 | if (!t) | |
1008 | break; | |
1009 | if (t == ts) { | |
1010 | *pt = t->next; | |
1011 | break; | |
1012 | } | |
1013 | pt = &t->next; | |
1014 | } | |
1015 | } | |
1016 | ||
1017 | /* modify the current timer so that it will be fired when current_time | |
1018 | >= expire_time. The corresponding callback will be called. */ | |
1019 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
1020 | { | |
1021 | QEMUTimer **pt, *t; | |
1022 | ||
1023 | qemu_del_timer(ts); | |
1024 | ||
1025 | /* add the timer in the sorted list */ | |
1026 | /* NOTE: this code must be signal safe because | |
1027 | qemu_timer_expired() can be called from a signal. */ | |
1028 | pt = &active_timers[ts->clock->type]; | |
1029 | for(;;) { | |
1030 | t = *pt; | |
1031 | if (!t) | |
1032 | break; | |
1033 | if (t->expire_time > expire_time) | |
1034 | break; | |
1035 | pt = &t->next; | |
1036 | } | |
1037 | ts->expire_time = expire_time; | |
1038 | ts->next = *pt; | |
1039 | *pt = ts; | |
1040 | ||
1041 | /* Rearm if necessary */ | |
1042 | if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0 && | |
1043 | pt == &active_timers[ts->clock->type]) | |
1044 | qemu_rearm_alarm_timer(alarm_timer); | |
1045 | } | |
1046 | ||
1047 | int qemu_timer_pending(QEMUTimer *ts) | |
1048 | { | |
1049 | QEMUTimer *t; | |
1050 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
1051 | if (t == ts) | |
1052 | return 1; | |
1053 | } | |
1054 | return 0; | |
1055 | } | |
1056 | ||
1057 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
1058 | { | |
1059 | if (!timer_head) | |
1060 | return 0; | |
1061 | return (timer_head->expire_time <= current_time); | |
1062 | } | |
1063 | ||
1064 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
1065 | { | |
1066 | QEMUTimer *ts; | |
1067 | ||
1068 | for(;;) { | |
1069 | ts = *ptimer_head; | |
1070 | if (!ts || ts->expire_time > current_time) | |
1071 | break; | |
1072 | /* remove timer from the list before calling the callback */ | |
1073 | *ptimer_head = ts->next; | |
1074 | ts->next = NULL; | |
1075 | ||
1076 | /* run the callback (the timer list can be modified) */ | |
1077 | ts->cb(ts->opaque); | |
1078 | } | |
1079 | } | |
1080 | ||
1081 | int64_t qemu_get_clock(QEMUClock *clock) | |
1082 | { | |
1083 | switch(clock->type) { | |
1084 | case QEMU_TIMER_REALTIME: | |
1085 | return get_clock() / 1000000; | |
1086 | default: | |
1087 | case QEMU_TIMER_VIRTUAL: | |
1088 | return cpu_get_clock(); | |
1089 | } | |
1090 | } | |
1091 | ||
1092 | static void init_timers(void) | |
1093 | { | |
1094 | init_get_clock(); | |
1095 | ticks_per_sec = QEMU_TIMER_BASE; | |
1096 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); | |
1097 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
1098 | } | |
1099 | ||
1100 | /* save a timer */ | |
1101 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
1102 | { | |
1103 | uint64_t expire_time; | |
1104 | ||
1105 | if (qemu_timer_pending(ts)) { | |
1106 | expire_time = ts->expire_time; | |
1107 | } else { | |
1108 | expire_time = -1; | |
1109 | } | |
1110 | qemu_put_be64(f, expire_time); | |
1111 | } | |
1112 | ||
1113 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
1114 | { | |
1115 | uint64_t expire_time; | |
1116 | ||
1117 | expire_time = qemu_get_be64(f); | |
1118 | if (expire_time != -1) { | |
1119 | qemu_mod_timer(ts, expire_time); | |
1120 | } else { | |
1121 | qemu_del_timer(ts); | |
1122 | } | |
1123 | } | |
1124 | ||
1125 | static void timer_save(QEMUFile *f, void *opaque) | |
1126 | { | |
1127 | if (cpu_ticks_enabled) { | |
1128 | hw_error("cannot save state if virtual timers are running"); | |
1129 | } | |
1130 | qemu_put_be64(f, cpu_ticks_offset); | |
1131 | qemu_put_be64(f, ticks_per_sec); | |
1132 | qemu_put_be64(f, cpu_clock_offset); | |
1133 | } | |
1134 | ||
1135 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
1136 | { | |
1137 | if (version_id != 1 && version_id != 2) | |
1138 | return -EINVAL; | |
1139 | if (cpu_ticks_enabled) { | |
1140 | return -EINVAL; | |
1141 | } | |
1142 | cpu_ticks_offset=qemu_get_be64(f); | |
1143 | ticks_per_sec=qemu_get_be64(f); | |
1144 | if (version_id == 2) { | |
1145 | cpu_clock_offset=qemu_get_be64(f); | |
1146 | } | |
1147 | return 0; | |
1148 | } | |
1149 | ||
1150 | #ifdef _WIN32 | |
1151 | void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, | |
1152 | DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2) | |
1153 | #else | |
1154 | static void host_alarm_handler(int host_signum) | |
1155 | #endif | |
1156 | { | |
1157 | #if 0 | |
1158 | #define DISP_FREQ 1000 | |
1159 | { | |
1160 | static int64_t delta_min = INT64_MAX; | |
1161 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
1162 | static int count; | |
1163 | ti = qemu_get_clock(vm_clock); | |
1164 | if (last_clock != 0) { | |
1165 | delta = ti - last_clock; | |
1166 | if (delta < delta_min) | |
1167 | delta_min = delta; | |
1168 | if (delta > delta_max) | |
1169 | delta_max = delta; | |
1170 | delta_cum += delta; | |
1171 | if (++count == DISP_FREQ) { | |
1172 | printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n", | |
1173 | muldiv64(delta_min, 1000000, ticks_per_sec), | |
1174 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
1175 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
1176 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
1177 | count = 0; | |
1178 | delta_min = INT64_MAX; | |
1179 | delta_max = 0; | |
1180 | delta_cum = 0; | |
1181 | } | |
1182 | } | |
1183 | last_clock = ti; | |
1184 | } | |
1185 | #endif | |
1186 | if (alarm_has_dynticks(alarm_timer) || | |
1187 | qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], | |
1188 | qemu_get_clock(vm_clock)) || | |
1189 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], | |
1190 | qemu_get_clock(rt_clock))) { | |
1191 | #ifdef _WIN32 | |
1192 | struct qemu_alarm_win32 *data = ((struct qemu_alarm_timer*)dwUser)->priv; | |
1193 | SetEvent(data->host_alarm); | |
1194 | #endif | |
1195 | CPUState *env = next_cpu; | |
1196 | ||
1197 | alarm_timer->flags |= ALARM_FLAG_EXPIRED; | |
1198 | ||
1199 | if (env) { | |
1200 | /* stop the currently executing cpu because a timer occured */ | |
1201 | cpu_interrupt(env, CPU_INTERRUPT_EXIT); | |
1202 | #ifdef USE_KQEMU | |
1203 | if (env->kqemu_enabled) { | |
1204 | kqemu_cpu_interrupt(env); | |
1205 | } | |
1206 | #endif | |
1207 | } | |
1208 | event_pending = 1; | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | static uint64_t qemu_next_deadline(void) | |
1213 | { | |
1214 | int64_t nearest_delta_us = INT64_MAX; | |
1215 | int64_t vmdelta_us; | |
1216 | ||
1217 | if (active_timers[QEMU_TIMER_REALTIME]) | |
1218 | nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time - | |
1219 | qemu_get_clock(rt_clock))*1000; | |
1220 | ||
1221 | if (active_timers[QEMU_TIMER_VIRTUAL]) { | |
1222 | /* round up */ | |
1223 | vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time - | |
1224 | qemu_get_clock(vm_clock)+999)/1000; | |
1225 | if (vmdelta_us < nearest_delta_us) | |
1226 | nearest_delta_us = vmdelta_us; | |
1227 | } | |
1228 | ||
1229 | /* Avoid arming the timer to negative, zero, or too low values */ | |
1230 | if (nearest_delta_us <= MIN_TIMER_REARM_US) | |
1231 | nearest_delta_us = MIN_TIMER_REARM_US; | |
1232 | ||
1233 | return nearest_delta_us; | |
1234 | } | |
1235 | ||
1236 | #ifndef _WIN32 | |
1237 | ||
1238 | #if defined(__linux__) | |
1239 | ||
1240 | #define RTC_FREQ 1024 | |
1241 | ||
1242 | static void enable_sigio_timer(int fd) | |
1243 | { | |
1244 | struct sigaction act; | |
1245 | ||
1246 | /* timer signal */ | |
1247 | sigfillset(&act.sa_mask); | |
1248 | act.sa_flags = 0; | |
1249 | act.sa_handler = host_alarm_handler; | |
1250 | ||
1251 | sigaction(SIGIO, &act, NULL); | |
1252 | fcntl(fd, F_SETFL, O_ASYNC); | |
1253 | fcntl(fd, F_SETOWN, getpid()); | |
1254 | } | |
1255 | ||
1256 | static int hpet_start_timer(struct qemu_alarm_timer *t) | |
1257 | { | |
1258 | struct hpet_info info; | |
1259 | int r, fd; | |
1260 | ||
1261 | fd = open("/dev/hpet", O_RDONLY); | |
1262 | if (fd < 0) | |
1263 | return -1; | |
1264 | ||
1265 | /* Set frequency */ | |
1266 | r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ); | |
1267 | if (r < 0) { | |
1268 | fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n" | |
1269 | "error, but for better emulation accuracy type:\n" | |
1270 | "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n"); | |
1271 | goto fail; | |
1272 | } | |
1273 | ||
1274 | /* Check capabilities */ | |
1275 | r = ioctl(fd, HPET_INFO, &info); | |
1276 | if (r < 0) | |
1277 | goto fail; | |
1278 | ||
1279 | /* Enable periodic mode */ | |
1280 | r = ioctl(fd, HPET_EPI, 0); | |
1281 | if (info.hi_flags && (r < 0)) | |
1282 | goto fail; | |
1283 | ||
1284 | /* Enable interrupt */ | |
1285 | r = ioctl(fd, HPET_IE_ON, 0); | |
1286 | if (r < 0) | |
1287 | goto fail; | |
1288 | ||
1289 | enable_sigio_timer(fd); | |
1290 | t->priv = (void *)(long)fd; | |
1291 | ||
1292 | return 0; | |
1293 | fail: | |
1294 | close(fd); | |
1295 | return -1; | |
1296 | } | |
1297 | ||
1298 | static void hpet_stop_timer(struct qemu_alarm_timer *t) | |
1299 | { | |
1300 | int fd = (long)t->priv; | |
1301 | ||
1302 | close(fd); | |
1303 | } | |
1304 | ||
1305 | static int rtc_start_timer(struct qemu_alarm_timer *t) | |
1306 | { | |
1307 | int rtc_fd; | |
1308 | unsigned long current_rtc_freq = 0; | |
1309 | ||
1310 | TFR(rtc_fd = open("/dev/rtc", O_RDONLY)); | |
1311 | if (rtc_fd < 0) | |
1312 | return -1; | |
1313 | ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq); | |
1314 | if (current_rtc_freq != RTC_FREQ && | |
1315 | ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
1316 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" | |
1317 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
1318 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
1319 | goto fail; | |
1320 | } | |
1321 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
1322 | fail: | |
1323 | close(rtc_fd); | |
1324 | return -1; | |
1325 | } | |
1326 | ||
1327 | enable_sigio_timer(rtc_fd); | |
1328 | ||
1329 | t->priv = (void *)(long)rtc_fd; | |
1330 | ||
1331 | return 0; | |
1332 | } | |
1333 | ||
1334 | static void rtc_stop_timer(struct qemu_alarm_timer *t) | |
1335 | { | |
1336 | int rtc_fd = (long)t->priv; | |
1337 | ||
1338 | close(rtc_fd); | |
1339 | } | |
1340 | ||
1341 | static int dynticks_start_timer(struct qemu_alarm_timer *t) | |
1342 | { | |
1343 | struct sigevent ev; | |
1344 | timer_t host_timer; | |
1345 | struct sigaction act; | |
1346 | ||
1347 | sigfillset(&act.sa_mask); | |
1348 | act.sa_flags = 0; | |
1349 | act.sa_handler = host_alarm_handler; | |
1350 | ||
1351 | sigaction(SIGALRM, &act, NULL); | |
1352 | ||
1353 | ev.sigev_value.sival_int = 0; | |
1354 | ev.sigev_notify = SIGEV_SIGNAL; | |
1355 | ev.sigev_signo = SIGALRM; | |
1356 | ||
1357 | if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) { | |
1358 | perror("timer_create"); | |
1359 | ||
1360 | /* disable dynticks */ | |
1361 | fprintf(stderr, "Dynamic Ticks disabled\n"); | |
1362 | ||
1363 | return -1; | |
1364 | } | |
1365 | ||
1366 | t->priv = (void *)host_timer; | |
1367 | ||
1368 | return 0; | |
1369 | } | |
1370 | ||
1371 | static void dynticks_stop_timer(struct qemu_alarm_timer *t) | |
1372 | { | |
1373 | timer_t host_timer = (timer_t)t->priv; | |
1374 | ||
1375 | timer_delete(host_timer); | |
1376 | } | |
1377 | ||
1378 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t) | |
1379 | { | |
1380 | timer_t host_timer = (timer_t)t->priv; | |
1381 | struct itimerspec timeout; | |
1382 | int64_t nearest_delta_us = INT64_MAX; | |
1383 | int64_t current_us; | |
1384 | ||
1385 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1386 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
1387 | return; | |
1388 | ||
1389 | nearest_delta_us = qemu_next_deadline(); | |
1390 | ||
1391 | /* check whether a timer is already running */ | |
1392 | if (timer_gettime(host_timer, &timeout)) { | |
1393 | perror("gettime"); | |
1394 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1395 | exit(1); | |
1396 | } | |
1397 | current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000; | |
1398 | if (current_us && current_us <= nearest_delta_us) | |
1399 | return; | |
1400 | ||
1401 | timeout.it_interval.tv_sec = 0; | |
1402 | timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */ | |
1403 | timeout.it_value.tv_sec = nearest_delta_us / 1000000; | |
1404 | timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000; | |
1405 | if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) { | |
1406 | perror("settime"); | |
1407 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1408 | exit(1); | |
1409 | } | |
1410 | } | |
1411 | ||
1412 | #endif /* defined(__linux__) */ | |
1413 | ||
1414 | static int unix_start_timer(struct qemu_alarm_timer *t) | |
1415 | { | |
1416 | struct sigaction act; | |
1417 | struct itimerval itv; | |
1418 | int err; | |
1419 | ||
1420 | /* timer signal */ | |
1421 | sigfillset(&act.sa_mask); | |
1422 | act.sa_flags = 0; | |
1423 | act.sa_handler = host_alarm_handler; | |
1424 | ||
1425 | sigaction(SIGALRM, &act, NULL); | |
1426 | ||
1427 | itv.it_interval.tv_sec = 0; | |
1428 | /* for i386 kernel 2.6 to get 1 ms */ | |
1429 | itv.it_interval.tv_usec = 999; | |
1430 | itv.it_value.tv_sec = 0; | |
1431 | itv.it_value.tv_usec = 10 * 1000; | |
1432 | ||
1433 | err = setitimer(ITIMER_REAL, &itv, NULL); | |
1434 | if (err) | |
1435 | return -1; | |
1436 | ||
1437 | return 0; | |
1438 | } | |
1439 | ||
1440 | static void unix_stop_timer(struct qemu_alarm_timer *t) | |
1441 | { | |
1442 | struct itimerval itv; | |
1443 | ||
1444 | memset(&itv, 0, sizeof(itv)); | |
1445 | setitimer(ITIMER_REAL, &itv, NULL); | |
1446 | } | |
1447 | ||
1448 | #endif /* !defined(_WIN32) */ | |
1449 | ||
1450 | #ifdef _WIN32 | |
1451 | ||
1452 | static int win32_start_timer(struct qemu_alarm_timer *t) | |
1453 | { | |
1454 | TIMECAPS tc; | |
1455 | struct qemu_alarm_win32 *data = t->priv; | |
1456 | UINT flags; | |
1457 | ||
1458 | data->host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL); | |
1459 | if (!data->host_alarm) { | |
1460 | perror("Failed CreateEvent"); | |
1461 | return -1; | |
1462 | } | |
1463 | ||
1464 | memset(&tc, 0, sizeof(tc)); | |
1465 | timeGetDevCaps(&tc, sizeof(tc)); | |
1466 | ||
1467 | if (data->period < tc.wPeriodMin) | |
1468 | data->period = tc.wPeriodMin; | |
1469 | ||
1470 | timeBeginPeriod(data->period); | |
1471 | ||
1472 | flags = TIME_CALLBACK_FUNCTION; | |
1473 | if (alarm_has_dynticks(t)) | |
1474 | flags |= TIME_ONESHOT; | |
1475 | else | |
1476 | flags |= TIME_PERIODIC; | |
1477 | ||
1478 | data->timerId = timeSetEvent(1, // interval (ms) | |
1479 | data->period, // resolution | |
1480 | host_alarm_handler, // function | |
1481 | (DWORD)t, // parameter | |
1482 | flags); | |
1483 | ||
1484 | if (!data->timerId) { | |
1485 | perror("Failed to initialize win32 alarm timer"); | |
1486 | ||
1487 | timeEndPeriod(data->period); | |
1488 | CloseHandle(data->host_alarm); | |
1489 | return -1; | |
1490 | } | |
1491 | ||
1492 | qemu_add_wait_object(data->host_alarm, NULL, NULL); | |
1493 | ||
1494 | return 0; | |
1495 | } | |
1496 | ||
1497 | static void win32_stop_timer(struct qemu_alarm_timer *t) | |
1498 | { | |
1499 | struct qemu_alarm_win32 *data = t->priv; | |
1500 | ||
1501 | timeKillEvent(data->timerId); | |
1502 | timeEndPeriod(data->period); | |
1503 | ||
1504 | CloseHandle(data->host_alarm); | |
1505 | } | |
1506 | ||
1507 | static void win32_rearm_timer(struct qemu_alarm_timer *t) | |
1508 | { | |
1509 | struct qemu_alarm_win32 *data = t->priv; | |
1510 | uint64_t nearest_delta_us; | |
1511 | ||
1512 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1513 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
1514 | return; | |
1515 | ||
1516 | nearest_delta_us = qemu_next_deadline(); | |
1517 | nearest_delta_us /= 1000; | |
1518 | ||
1519 | timeKillEvent(data->timerId); | |
1520 | ||
1521 | data->timerId = timeSetEvent(1, | |
1522 | data->period, | |
1523 | host_alarm_handler, | |
1524 | (DWORD)t, | |
1525 | TIME_ONESHOT | TIME_PERIODIC); | |
1526 | ||
1527 | if (!data->timerId) { | |
1528 | perror("Failed to re-arm win32 alarm timer"); | |
1529 | ||
1530 | timeEndPeriod(data->period); | |
1531 | CloseHandle(data->host_alarm); | |
1532 | exit(1); | |
1533 | } | |
1534 | } | |
1535 | ||
1536 | #endif /* _WIN32 */ | |
1537 | ||
1538 | static void init_timer_alarm(void) | |
1539 | { | |
1540 | struct qemu_alarm_timer *t; | |
1541 | int i, err = -1; | |
1542 | ||
1543 | for (i = 0; alarm_timers[i].name; i++) { | |
1544 | t = &alarm_timers[i]; | |
1545 | ||
1546 | err = t->start(t); | |
1547 | if (!err) | |
1548 | break; | |
1549 | } | |
1550 | ||
1551 | if (err) { | |
1552 | fprintf(stderr, "Unable to find any suitable alarm timer.\n"); | |
1553 | fprintf(stderr, "Terminating\n"); | |
1554 | exit(1); | |
1555 | } | |
1556 | ||
1557 | alarm_timer = t; | |
1558 | } | |
1559 | ||
1560 | static void quit_timers(void) | |
1561 | { | |
1562 | alarm_timer->stop(alarm_timer); | |
1563 | alarm_timer = NULL; | |
1564 | } | |
1565 | ||
1566 | /***********************************************************/ | |
1567 | /* host time/date access */ | |
1568 | void qemu_get_timedate(struct tm *tm, int offset) | |
1569 | { | |
1570 | time_t ti; | |
1571 | struct tm *ret; | |
1572 | ||
1573 | time(&ti); | |
1574 | ti += offset; | |
1575 | if (rtc_date_offset == -1) { | |
1576 | if (rtc_utc) | |
1577 | ret = gmtime(&ti); | |
1578 | else | |
1579 | ret = localtime(&ti); | |
1580 | } else { | |
1581 | ti -= rtc_date_offset; | |
1582 | ret = gmtime(&ti); | |
1583 | } | |
1584 | ||
1585 | memcpy(tm, ret, sizeof(struct tm)); | |
1586 | } | |
1587 | ||
1588 | int qemu_timedate_diff(struct tm *tm) | |
1589 | { | |
1590 | time_t seconds; | |
1591 | ||
1592 | if (rtc_date_offset == -1) | |
1593 | if (rtc_utc) | |
1594 | seconds = mktimegm(tm); | |
1595 | else | |
1596 | seconds = mktime(tm); | |
1597 | else | |
1598 | seconds = mktimegm(tm) + rtc_date_offset; | |
1599 | ||
1600 | return seconds - time(NULL); | |
1601 | } | |
1602 | ||
1603 | /***********************************************************/ | |
1604 | /* character device */ | |
1605 | ||
1606 | static void qemu_chr_event(CharDriverState *s, int event) | |
1607 | { | |
1608 | if (!s->chr_event) | |
1609 | return; | |
1610 | s->chr_event(s->handler_opaque, event); | |
1611 | } | |
1612 | ||
1613 | static void qemu_chr_reset_bh(void *opaque) | |
1614 | { | |
1615 | CharDriverState *s = opaque; | |
1616 | qemu_chr_event(s, CHR_EVENT_RESET); | |
1617 | qemu_bh_delete(s->bh); | |
1618 | s->bh = NULL; | |
1619 | } | |
1620 | ||
1621 | void qemu_chr_reset(CharDriverState *s) | |
1622 | { | |
1623 | if (s->bh == NULL) { | |
1624 | s->bh = qemu_bh_new(qemu_chr_reset_bh, s); | |
1625 | qemu_bh_schedule(s->bh); | |
1626 | } | |
1627 | } | |
1628 | ||
1629 | int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len) | |
1630 | { | |
1631 | return s->chr_write(s, buf, len); | |
1632 | } | |
1633 | ||
1634 | int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg) | |
1635 | { | |
1636 | if (!s->chr_ioctl) | |
1637 | return -ENOTSUP; | |
1638 | return s->chr_ioctl(s, cmd, arg); | |
1639 | } | |
1640 | ||
1641 | int qemu_chr_can_read(CharDriverState *s) | |
1642 | { | |
1643 | if (!s->chr_can_read) | |
1644 | return 0; | |
1645 | return s->chr_can_read(s->handler_opaque); | |
1646 | } | |
1647 | ||
1648 | void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len) | |
1649 | { | |
1650 | s->chr_read(s->handler_opaque, buf, len); | |
1651 | } | |
1652 | ||
1653 | void qemu_chr_accept_input(CharDriverState *s) | |
1654 | { | |
1655 | if (s->chr_accept_input) | |
1656 | s->chr_accept_input(s); | |
1657 | } | |
1658 | ||
1659 | void qemu_chr_printf(CharDriverState *s, const char *fmt, ...) | |
1660 | { | |
1661 | char buf[4096]; | |
1662 | va_list ap; | |
1663 | va_start(ap, fmt); | |
1664 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
1665 | qemu_chr_write(s, (uint8_t *)buf, strlen(buf)); | |
1666 | va_end(ap); | |
1667 | } | |
1668 | ||
1669 | void qemu_chr_send_event(CharDriverState *s, int event) | |
1670 | { | |
1671 | if (s->chr_send_event) | |
1672 | s->chr_send_event(s, event); | |
1673 | } | |
1674 | ||
1675 | void qemu_chr_add_handlers(CharDriverState *s, | |
1676 | IOCanRWHandler *fd_can_read, | |
1677 | IOReadHandler *fd_read, | |
1678 | IOEventHandler *fd_event, | |
1679 | void *opaque) | |
1680 | { | |
1681 | s->chr_can_read = fd_can_read; | |
1682 | s->chr_read = fd_read; | |
1683 | s->chr_event = fd_event; | |
1684 | s->handler_opaque = opaque; | |
1685 | if (s->chr_update_read_handler) | |
1686 | s->chr_update_read_handler(s); | |
1687 | } | |
1688 | ||
1689 | static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len) | |
1690 | { | |
1691 | return len; | |
1692 | } | |
1693 | ||
1694 | static CharDriverState *qemu_chr_open_null(void) | |
1695 | { | |
1696 | CharDriverState *chr; | |
1697 | ||
1698 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1699 | if (!chr) | |
1700 | return NULL; | |
1701 | chr->chr_write = null_chr_write; | |
1702 | return chr; | |
1703 | } | |
1704 | ||
1705 | /* MUX driver for serial I/O splitting */ | |
1706 | static int term_timestamps; | |
1707 | static int64_t term_timestamps_start; | |
1708 | #define MAX_MUX 4 | |
1709 | #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */ | |
1710 | #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1) | |
1711 | typedef struct { | |
1712 | IOCanRWHandler *chr_can_read[MAX_MUX]; | |
1713 | IOReadHandler *chr_read[MAX_MUX]; | |
1714 | IOEventHandler *chr_event[MAX_MUX]; | |
1715 | void *ext_opaque[MAX_MUX]; | |
1716 | CharDriverState *drv; | |
1717 | unsigned char buffer[MUX_BUFFER_SIZE]; | |
1718 | int prod; | |
1719 | int cons; | |
1720 | int mux_cnt; | |
1721 | int term_got_escape; | |
1722 | int max_size; | |
1723 | } MuxDriver; | |
1724 | ||
1725 | ||
1726 | static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len) | |
1727 | { | |
1728 | MuxDriver *d = chr->opaque; | |
1729 | int ret; | |
1730 | if (!term_timestamps) { | |
1731 | ret = d->drv->chr_write(d->drv, buf, len); | |
1732 | } else { | |
1733 | int i; | |
1734 | ||
1735 | ret = 0; | |
1736 | for(i = 0; i < len; i++) { | |
1737 | ret += d->drv->chr_write(d->drv, buf+i, 1); | |
1738 | if (buf[i] == '\n') { | |
1739 | char buf1[64]; | |
1740 | int64_t ti; | |
1741 | int secs; | |
1742 | ||
1743 | ti = get_clock(); | |
1744 | if (term_timestamps_start == -1) | |
1745 | term_timestamps_start = ti; | |
1746 | ti -= term_timestamps_start; | |
1747 | secs = ti / 1000000000; | |
1748 | snprintf(buf1, sizeof(buf1), | |
1749 | "[%02d:%02d:%02d.%03d] ", | |
1750 | secs / 3600, | |
1751 | (secs / 60) % 60, | |
1752 | secs % 60, | |
1753 | (int)((ti / 1000000) % 1000)); | |
1754 | d->drv->chr_write(d->drv, (uint8_t *)buf1, strlen(buf1)); | |
1755 | } | |
1756 | } | |
1757 | } | |
1758 | return ret; | |
1759 | } | |
1760 | ||
1761 | static char *mux_help[] = { | |
1762 | "% h print this help\n\r", | |
1763 | "% x exit emulator\n\r", | |
1764 | "% s save disk data back to file (if -snapshot)\n\r", | |
1765 | "% t toggle console timestamps\n\r" | |
1766 | "% b send break (magic sysrq)\n\r", | |
1767 | "% c switch between console and monitor\n\r", | |
1768 | "% % sends %\n\r", | |
1769 | NULL | |
1770 | }; | |
1771 | ||
1772 | static int term_escape_char = 0x01; /* ctrl-a is used for escape */ | |
1773 | static void mux_print_help(CharDriverState *chr) | |
1774 | { | |
1775 | int i, j; | |
1776 | char ebuf[15] = "Escape-Char"; | |
1777 | char cbuf[50] = "\n\r"; | |
1778 | ||
1779 | if (term_escape_char > 0 && term_escape_char < 26) { | |
1780 | sprintf(cbuf,"\n\r"); | |
1781 | sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a'); | |
1782 | } else { | |
1783 | sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", | |
1784 | term_escape_char); | |
1785 | } | |
1786 | chr->chr_write(chr, (uint8_t *)cbuf, strlen(cbuf)); | |
1787 | for (i = 0; mux_help[i] != NULL; i++) { | |
1788 | for (j=0; mux_help[i][j] != '\0'; j++) { | |
1789 | if (mux_help[i][j] == '%') | |
1790 | chr->chr_write(chr, (uint8_t *)ebuf, strlen(ebuf)); | |
1791 | else | |
1792 | chr->chr_write(chr, (uint8_t *)&mux_help[i][j], 1); | |
1793 | } | |
1794 | } | |
1795 | } | |
1796 | ||
1797 | static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch) | |
1798 | { | |
1799 | if (d->term_got_escape) { | |
1800 | d->term_got_escape = 0; | |
1801 | if (ch == term_escape_char) | |
1802 | goto send_char; | |
1803 | switch(ch) { | |
1804 | case '?': | |
1805 | case 'h': | |
1806 | mux_print_help(chr); | |
1807 | break; | |
1808 | case 'x': | |
1809 | { | |
1810 | char *term = "QEMU: Terminated\n\r"; | |
1811 | chr->chr_write(chr,(uint8_t *)term,strlen(term)); | |
1812 | exit(0); | |
1813 | break; | |
1814 | } | |
1815 | case 's': | |
1816 | { | |
1817 | int i; | |
1818 | for (i = 0; i < nb_drives; i++) { | |
1819 | bdrv_commit(drives_table[i].bdrv); | |
1820 | } | |
1821 | } | |
1822 | break; | |
1823 | case 'b': | |
1824 | qemu_chr_event(chr, CHR_EVENT_BREAK); | |
1825 | break; | |
1826 | case 'c': | |
1827 | /* Switch to the next registered device */ | |
1828 | chr->focus++; | |
1829 | if (chr->focus >= d->mux_cnt) | |
1830 | chr->focus = 0; | |
1831 | break; | |
1832 | case 't': | |
1833 | term_timestamps = !term_timestamps; | |
1834 | term_timestamps_start = -1; | |
1835 | break; | |
1836 | } | |
1837 | } else if (ch == term_escape_char) { | |
1838 | d->term_got_escape = 1; | |
1839 | } else { | |
1840 | send_char: | |
1841 | return 1; | |
1842 | } | |
1843 | return 0; | |
1844 | } | |
1845 | ||
1846 | static void mux_chr_accept_input(CharDriverState *chr) | |
1847 | { | |
1848 | int m = chr->focus; | |
1849 | MuxDriver *d = chr->opaque; | |
1850 | ||
1851 | while (d->prod != d->cons && | |
1852 | d->chr_can_read[m] && | |
1853 | d->chr_can_read[m](d->ext_opaque[m])) { | |
1854 | d->chr_read[m](d->ext_opaque[m], | |
1855 | &d->buffer[d->cons++ & MUX_BUFFER_MASK], 1); | |
1856 | } | |
1857 | } | |
1858 | ||
1859 | static int mux_chr_can_read(void *opaque) | |
1860 | { | |
1861 | CharDriverState *chr = opaque; | |
1862 | MuxDriver *d = chr->opaque; | |
1863 | ||
1864 | if ((d->prod - d->cons) < MUX_BUFFER_SIZE) | |
1865 | return 1; | |
1866 | if (d->chr_can_read[chr->focus]) | |
1867 | return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]); | |
1868 | return 0; | |
1869 | } | |
1870 | ||
1871 | static void mux_chr_read(void *opaque, const uint8_t *buf, int size) | |
1872 | { | |
1873 | CharDriverState *chr = opaque; | |
1874 | MuxDriver *d = chr->opaque; | |
1875 | int m = chr->focus; | |
1876 | int i; | |
1877 | ||
1878 | mux_chr_accept_input (opaque); | |
1879 | ||
1880 | for(i = 0; i < size; i++) | |
1881 | if (mux_proc_byte(chr, d, buf[i])) { | |
1882 | if (d->prod == d->cons && | |
1883 | d->chr_can_read[m] && | |
1884 | d->chr_can_read[m](d->ext_opaque[m])) | |
1885 | d->chr_read[m](d->ext_opaque[m], &buf[i], 1); | |
1886 | else | |
1887 | d->buffer[d->prod++ & MUX_BUFFER_MASK] = buf[i]; | |
1888 | } | |
1889 | } | |
1890 | ||
1891 | static void mux_chr_event(void *opaque, int event) | |
1892 | { | |
1893 | CharDriverState *chr = opaque; | |
1894 | MuxDriver *d = chr->opaque; | |
1895 | int i; | |
1896 | ||
1897 | /* Send the event to all registered listeners */ | |
1898 | for (i = 0; i < d->mux_cnt; i++) | |
1899 | if (d->chr_event[i]) | |
1900 | d->chr_event[i](d->ext_opaque[i], event); | |
1901 | } | |
1902 | ||
1903 | static void mux_chr_update_read_handler(CharDriverState *chr) | |
1904 | { | |
1905 | MuxDriver *d = chr->opaque; | |
1906 | ||
1907 | if (d->mux_cnt >= MAX_MUX) { | |
1908 | fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n"); | |
1909 | return; | |
1910 | } | |
1911 | d->ext_opaque[d->mux_cnt] = chr->handler_opaque; | |
1912 | d->chr_can_read[d->mux_cnt] = chr->chr_can_read; | |
1913 | d->chr_read[d->mux_cnt] = chr->chr_read; | |
1914 | d->chr_event[d->mux_cnt] = chr->chr_event; | |
1915 | /* Fix up the real driver with mux routines */ | |
1916 | if (d->mux_cnt == 0) { | |
1917 | qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read, | |
1918 | mux_chr_event, chr); | |
1919 | } | |
1920 | chr->focus = d->mux_cnt; | |
1921 | d->mux_cnt++; | |
1922 | } | |
1923 | ||
1924 | static CharDriverState *qemu_chr_open_mux(CharDriverState *drv) | |
1925 | { | |
1926 | CharDriverState *chr; | |
1927 | MuxDriver *d; | |
1928 | ||
1929 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1930 | if (!chr) | |
1931 | return NULL; | |
1932 | d = qemu_mallocz(sizeof(MuxDriver)); | |
1933 | if (!d) { | |
1934 | free(chr); | |
1935 | return NULL; | |
1936 | } | |
1937 | ||
1938 | chr->opaque = d; | |
1939 | d->drv = drv; | |
1940 | chr->focus = -1; | |
1941 | chr->chr_write = mux_chr_write; | |
1942 | chr->chr_update_read_handler = mux_chr_update_read_handler; | |
1943 | chr->chr_accept_input = mux_chr_accept_input; | |
1944 | return chr; | |
1945 | } | |
1946 | ||
1947 | ||
1948 | #ifdef _WIN32 | |
1949 | ||
1950 | static void socket_cleanup(void) | |
1951 | { | |
1952 | WSACleanup(); | |
1953 | } | |
1954 | ||
1955 | static int socket_init(void) | |
1956 | { | |
1957 | WSADATA Data; | |
1958 | int ret, err; | |
1959 | ||
1960 | ret = WSAStartup(MAKEWORD(2,2), &Data); | |
1961 | if (ret != 0) { | |
1962 | err = WSAGetLastError(); | |
1963 | fprintf(stderr, "WSAStartup: %d\n", err); | |
1964 | return -1; | |
1965 | } | |
1966 | atexit(socket_cleanup); | |
1967 | return 0; | |
1968 | } | |
1969 | ||
1970 | static int send_all(int fd, const uint8_t *buf, int len1) | |
1971 | { | |
1972 | int ret, len; | |
1973 | ||
1974 | len = len1; | |
1975 | while (len > 0) { | |
1976 | ret = send(fd, buf, len, 0); | |
1977 | if (ret < 0) { | |
1978 | int errno; | |
1979 | errno = WSAGetLastError(); | |
1980 | if (errno != WSAEWOULDBLOCK) { | |
1981 | return -1; | |
1982 | } | |
1983 | } else if (ret == 0) { | |
1984 | break; | |
1985 | } else { | |
1986 | buf += ret; | |
1987 | len -= ret; | |
1988 | } | |
1989 | } | |
1990 | return len1 - len; | |
1991 | } | |
1992 | ||
1993 | void socket_set_nonblock(int fd) | |
1994 | { | |
1995 | unsigned long opt = 1; | |
1996 | ioctlsocket(fd, FIONBIO, &opt); | |
1997 | } | |
1998 | ||
1999 | #else | |
2000 | ||
2001 | static int unix_write(int fd, const uint8_t *buf, int len1) | |
2002 | { | |
2003 | int ret, len; | |
2004 | ||
2005 | len = len1; | |
2006 | while (len > 0) { | |
2007 | ret = write(fd, buf, len); | |
2008 | if (ret < 0) { | |
2009 | if (errno != EINTR && errno != EAGAIN) | |
2010 | return -1; | |
2011 | } else if (ret == 0) { | |
2012 | break; | |
2013 | } else { | |
2014 | buf += ret; | |
2015 | len -= ret; | |
2016 | } | |
2017 | } | |
2018 | return len1 - len; | |
2019 | } | |
2020 | ||
2021 | static inline int send_all(int fd, const uint8_t *buf, int len1) | |
2022 | { | |
2023 | return unix_write(fd, buf, len1); | |
2024 | } | |
2025 | ||
2026 | void socket_set_nonblock(int fd) | |
2027 | { | |
2028 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
2029 | } | |
2030 | #endif /* !_WIN32 */ | |
2031 | ||
2032 | #ifndef _WIN32 | |
2033 | ||
2034 | typedef struct { | |
2035 | int fd_in, fd_out; | |
2036 | int max_size; | |
2037 | } FDCharDriver; | |
2038 | ||
2039 | #define STDIO_MAX_CLIENTS 1 | |
2040 | static int stdio_nb_clients = 0; | |
2041 | ||
2042 | static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len) | |
2043 | { | |
2044 | FDCharDriver *s = chr->opaque; | |
2045 | return unix_write(s->fd_out, buf, len); | |
2046 | } | |
2047 | ||
2048 | static int fd_chr_read_poll(void *opaque) | |
2049 | { | |
2050 | CharDriverState *chr = opaque; | |
2051 | FDCharDriver *s = chr->opaque; | |
2052 | ||
2053 | s->max_size = qemu_chr_can_read(chr); | |
2054 | return s->max_size; | |
2055 | } | |
2056 | ||
2057 | static void fd_chr_read(void *opaque) | |
2058 | { | |
2059 | CharDriverState *chr = opaque; | |
2060 | FDCharDriver *s = chr->opaque; | |
2061 | int size, len; | |
2062 | uint8_t buf[1024]; | |
2063 | ||
2064 | len = sizeof(buf); | |
2065 | if (len > s->max_size) | |
2066 | len = s->max_size; | |
2067 | if (len == 0) | |
2068 | return; | |
2069 | size = read(s->fd_in, buf, len); | |
2070 | if (size == 0) { | |
2071 | /* FD has been closed. Remove it from the active list. */ | |
2072 | qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL); | |
2073 | return; | |
2074 | } | |
2075 | if (size > 0) { | |
2076 | qemu_chr_read(chr, buf, size); | |
2077 | } | |
2078 | } | |
2079 | ||
2080 | static void fd_chr_update_read_handler(CharDriverState *chr) | |
2081 | { | |
2082 | FDCharDriver *s = chr->opaque; | |
2083 | ||
2084 | if (s->fd_in >= 0) { | |
2085 | if (nographic && s->fd_in == 0) { | |
2086 | } else { | |
2087 | qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll, | |
2088 | fd_chr_read, NULL, chr); | |
2089 | } | |
2090 | } | |
2091 | } | |
2092 | ||
2093 | static void fd_chr_close(struct CharDriverState *chr) | |
2094 | { | |
2095 | FDCharDriver *s = chr->opaque; | |
2096 | ||
2097 | if (s->fd_in >= 0) { | |
2098 | if (nographic && s->fd_in == 0) { | |
2099 | } else { | |
2100 | qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL); | |
2101 | } | |
2102 | } | |
2103 | ||
2104 | qemu_free(s); | |
2105 | } | |
2106 | ||
2107 | /* open a character device to a unix fd */ | |
2108 | static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out) | |
2109 | { | |
2110 | CharDriverState *chr; | |
2111 | FDCharDriver *s; | |
2112 | ||
2113 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
2114 | if (!chr) | |
2115 | return NULL; | |
2116 | s = qemu_mallocz(sizeof(FDCharDriver)); | |
2117 | if (!s) { | |
2118 | free(chr); | |
2119 | return NULL; | |
2120 | } | |
2121 | s->fd_in = fd_in; | |
2122 | s->fd_out = fd_out; | |
2123 | chr->opaque = s; | |
2124 | chr->chr_write = fd_chr_write; | |
2125 | chr->chr_update_read_handler = fd_chr_update_read_handler; | |
2126 | chr->chr_close = fd_chr_close; | |
2127 | ||
2128 | qemu_chr_reset(chr); | |
2129 | ||
2130 | return chr; | |
2131 | } | |
2132 | ||
2133 | static CharDriverState *qemu_chr_open_file_out(const char *file_out) | |
2134 | { | |
2135 | int fd_out; | |
2136 | ||
2137 | TFR(fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666)); | |
2138 | if (fd_out < 0) | |
2139 | return NULL; | |
2140 | return qemu_chr_open_fd(-1, fd_out); | |
2141 | } | |
2142 | ||
2143 | static CharDriverState *qemu_chr_open_pipe(const char *filename) | |
2144 | { | |
2145 | int fd_in, fd_out; | |
2146 | char filename_in[256], filename_out[256]; | |
2147 | ||
2148 | snprintf(filename_in, 256, "%s.in", filename); | |
2149 | snprintf(filename_out, 256, "%s.out", filename); | |
2150 | TFR(fd_in = open(filename_in, O_RDWR | O_BINARY)); | |
2151 | TFR(fd_out = open(filename_out, O_RDWR | O_BINARY)); | |
2152 | if (fd_in < 0 || fd_out < 0) { | |
2153 | if (fd_in >= 0) | |
2154 | close(fd_in); | |
2155 | if (fd_out >= 0) | |
2156 | close(fd_out); | |
2157 | TFR(fd_in = fd_out = open(filename, O_RDWR | O_BINARY)); | |
2158 | if (fd_in < 0) | |
2159 | return NULL; | |
2160 | } | |
2161 | return qemu_chr_open_fd(fd_in, fd_out); | |
2162 | } | |
2163 | ||
2164 | ||
2165 | /* for STDIO, we handle the case where several clients use it | |
2166 | (nographic mode) */ | |
2167 | ||
2168 | #define TERM_FIFO_MAX_SIZE 1 | |
2169 | ||
2170 | static uint8_t term_fifo[TERM_FIFO_MAX_SIZE]; | |
2171 | static int term_fifo_size; | |
2172 | ||
2173 | static int stdio_read_poll(void *opaque) | |
2174 | { | |
2175 | CharDriverState *chr = opaque; | |
2176 | ||
2177 | /* try to flush the queue if needed */ | |
2178 | if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) { | |
2179 | qemu_chr_read(chr, term_fifo, 1); | |
2180 | term_fifo_size = 0; | |
2181 | } | |
2182 | /* see if we can absorb more chars */ | |
2183 | if (term_fifo_size == 0) | |
2184 | return 1; | |
2185 | else | |
2186 | return 0; | |
2187 | } | |
2188 | ||
2189 | static void stdio_read(void *opaque) | |
2190 | { | |
2191 | int size; | |
2192 | uint8_t buf[1]; | |
2193 | CharDriverState *chr = opaque; | |
2194 | ||
2195 | size = read(0, buf, 1); | |
2196 | if (size == 0) { | |
2197 | /* stdin has been closed. Remove it from the active list. */ | |
2198 | qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL); | |
2199 | return; | |
2200 | } | |
2201 | if (size > 0) { | |
2202 | if (qemu_chr_can_read(chr) > 0) { | |
2203 | qemu_chr_read(chr, buf, 1); | |
2204 | } else if (term_fifo_size == 0) { | |
2205 | term_fifo[term_fifo_size++] = buf[0]; | |
2206 | } | |
2207 | } | |
2208 | } | |
2209 | ||
2210 | /* init terminal so that we can grab keys */ | |
2211 | static struct termios oldtty; | |
2212 | static int old_fd0_flags; | |
2213 | static int term_atexit_done; | |
2214 | ||
2215 | static void term_exit(void) | |
2216 | { | |
2217 | tcsetattr (0, TCSANOW, &oldtty); | |
2218 | fcntl(0, F_SETFL, old_fd0_flags); | |
2219 | } | |
2220 | ||
2221 | static void term_init(void) | |
2222 | { | |
2223 | struct termios tty; | |
2224 | ||
2225 | tcgetattr (0, &tty); | |
2226 | oldtty = tty; | |
2227 | old_fd0_flags = fcntl(0, F_GETFL); | |
2228 | ||
2229 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
2230 | |INLCR|IGNCR|ICRNL|IXON); | |
2231 | tty.c_oflag |= OPOST; | |
2232 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); | |
2233 | /* if graphical mode, we allow Ctrl-C handling */ | |
2234 | if (nographic) | |
2235 | tty.c_lflag &= ~ISIG; | |
2236 | tty.c_cflag &= ~(CSIZE|PARENB); | |
2237 | tty.c_cflag |= CS8; | |
2238 | tty.c_cc[VMIN] = 1; | |
2239 | tty.c_cc[VTIME] = 0; | |
2240 | ||
2241 | tcsetattr (0, TCSANOW, &tty); | |
2242 | ||
2243 | if (!term_atexit_done++) | |
2244 | atexit(term_exit); | |
2245 | ||
2246 | fcntl(0, F_SETFL, O_NONBLOCK); | |
2247 | } | |
2248 | ||
2249 | static void qemu_chr_close_stdio(struct CharDriverState *chr) | |
2250 | { | |
2251 | term_exit(); | |
2252 | stdio_nb_clients--; | |
2253 | qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL); | |
2254 | fd_chr_close(chr); | |
2255 | } | |
2256 | ||
2257 | static CharDriverState *qemu_chr_open_stdio(void) | |
2258 | { | |
2259 | CharDriverState *chr; | |
2260 | ||
2261 | if (stdio_nb_clients >= STDIO_MAX_CLIENTS) | |
2262 | return NULL; | |
2263 | chr = qemu_chr_open_fd(0, 1); | |
2264 | chr->chr_close = qemu_chr_close_stdio; | |
2265 | qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr); | |
2266 | stdio_nb_clients++; | |
2267 | term_init(); | |
2268 | ||
2269 | return chr; | |
2270 | } | |
2271 | ||
2272 | #if defined(__linux__) || defined(__sun__) | |
2273 | static CharDriverState *qemu_chr_open_pty(void) | |
2274 | { | |
2275 | struct termios tty; | |
2276 | char slave_name[1024]; | |
2277 | int master_fd, slave_fd; | |
2278 | ||
2279 | #if defined(__linux__) | |
2280 | /* Not satisfying */ | |
2281 | if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) { | |
2282 | return NULL; | |
2283 | } | |
2284 | #endif | |
2285 | ||
2286 | /* Disabling local echo and line-buffered output */ | |
2287 | tcgetattr (master_fd, &tty); | |
2288 | tty.c_lflag &= ~(ECHO|ICANON|ISIG); | |
2289 | tty.c_cc[VMIN] = 1; | |
2290 | tty.c_cc[VTIME] = 0; | |
2291 | tcsetattr (master_fd, TCSAFLUSH, &tty); | |
2292 | ||
2293 | fprintf(stderr, "char device redirected to %s\n", slave_name); | |
2294 | return qemu_chr_open_fd(master_fd, master_fd); | |
2295 | } | |
2296 | ||
2297 | static void tty_serial_init(int fd, int speed, | |
2298 | int parity, int data_bits, int stop_bits) | |
2299 | { | |
2300 | struct termios tty; | |
2301 | speed_t spd; | |
2302 | ||
2303 | #if 0 | |
2304 | printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n", | |
2305 | speed, parity, data_bits, stop_bits); | |
2306 | #endif | |
2307 | tcgetattr (fd, &tty); | |
2308 | ||
2309 | #define MARGIN 1.1 | |
2310 | if (speed <= 50 * MARGIN) | |
2311 | spd = B50; | |
2312 | else if (speed <= 75 * MARGIN) | |
2313 | spd = B75; | |
2314 | else if (speed <= 300 * MARGIN) | |
2315 | spd = B300; | |
2316 | else if (speed <= 600 * MARGIN) | |
2317 | spd = B600; | |
2318 | else if (speed <= 1200 * MARGIN) | |
2319 | spd = B1200; | |
2320 | else if (speed <= 2400 * MARGIN) | |
2321 | spd = B2400; | |
2322 | else if (speed <= 4800 * MARGIN) | |
2323 | spd = B4800; | |
2324 | else if (speed <= 9600 * MARGIN) | |
2325 | spd = B9600; | |
2326 | else if (speed <= 19200 * MARGIN) | |
2327 | spd = B19200; | |
2328 | else if (speed <= 38400 * MARGIN) | |
2329 | spd = B38400; | |
2330 | else if (speed <= 57600 * MARGIN) | |
2331 | spd = B57600; | |
2332 | else if (speed <= 115200 * MARGIN) | |
2333 | spd = B115200; | |
2334 | else | |
2335 | spd = B115200; | |
2336 | ||
2337 | cfsetispeed(&tty, spd); | |
2338 | cfsetospeed(&tty, spd); | |
2339 | ||
2340 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
2341 | |INLCR|IGNCR|ICRNL|IXON); | |
2342 | tty.c_oflag |= OPOST; | |
2343 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG); | |
2344 | tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB); | |
2345 | switch(data_bits) { | |
2346 | default: | |
2347 | case 8: | |
2348 | tty.c_cflag |= CS8; | |
2349 | break; | |
2350 | case 7: | |
2351 | tty.c_cflag |= CS7; | |
2352 | break; | |
2353 | case 6: | |
2354 | tty.c_cflag |= CS6; | |
2355 | break; | |
2356 | case 5: | |
2357 | tty.c_cflag |= CS5; | |
2358 | break; | |
2359 | } | |
2360 | switch(parity) { | |
2361 | default: | |
2362 | case 'N': | |
2363 | break; | |
2364 | case 'E': | |
2365 | tty.c_cflag |= PARENB; | |
2366 | break; | |
2367 | case 'O': | |
2368 | tty.c_cflag |= PARENB | PARODD; | |
2369 | break; | |
2370 | } | |
2371 | if (stop_bits == 2) | |
2372 | tty.c_cflag |= CSTOPB; | |
2373 | ||
2374 | tcsetattr (fd, TCSANOW, &tty); | |
2375 | } | |
2376 | ||
2377 | static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg) | |
2378 | { | |
2379 | FDCharDriver *s = chr->opaque; | |
2380 | ||
2381 | switch(cmd) { | |
2382 | case CHR_IOCTL_SERIAL_SET_PARAMS: | |
2383 | { | |
2384 | QEMUSerialSetParams *ssp = arg; | |
2385 | tty_serial_init(s->fd_in, ssp->speed, ssp->parity, | |
2386 | ssp->data_bits, ssp->stop_bits); | |
2387 | } | |
2388 | break; | |
2389 | case CHR_IOCTL_SERIAL_SET_BREAK: | |
2390 | { | |
2391 | int enable = *(int *)arg; | |
2392 | if (enable) | |
2393 | tcsendbreak(s->fd_in, 1); | |
2394 | } | |
2395 | break; | |
2396 | default: | |
2397 | return -ENOTSUP; | |
2398 | } | |
2399 | return 0; | |
2400 | } | |
2401 | ||
2402 | static CharDriverState *qemu_chr_open_tty(const char *filename) | |
2403 | { | |
2404 | CharDriverState *chr; | |
2405 | int fd; | |
2406 | ||
2407 | TFR(fd = open(filename, O_RDWR | O_NONBLOCK)); | |
2408 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
2409 | tty_serial_init(fd, 115200, 'N', 8, 1); | |
2410 | chr = qemu_chr_open_fd(fd, fd); | |
2411 | if (!chr) { | |
2412 | close(fd); | |
2413 | return NULL; | |
2414 | } | |
2415 | chr->chr_ioctl = tty_serial_ioctl; | |
2416 | qemu_chr_reset(chr); | |
2417 | return chr; | |
2418 | } | |
2419 | #else /* ! __linux__ && ! __sun__ */ | |
2420 | static CharDriverState *qemu_chr_open_pty(void) | |
2421 | { | |
2422 | return NULL; | |
2423 | } | |
2424 | #endif /* __linux__ || __sun__ */ | |
2425 | ||
2426 | #if defined(__linux__) | |
2427 | typedef struct { | |
2428 | int fd; | |
2429 | int mode; | |
2430 | } ParallelCharDriver; | |
2431 | ||
2432 | static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode) | |
2433 | { | |
2434 | if (s->mode != mode) { | |
2435 | int m = mode; | |
2436 | if (ioctl(s->fd, PPSETMODE, &m) < 0) | |
2437 | return 0; | |
2438 | s->mode = mode; | |
2439 | } | |
2440 | return 1; | |
2441 | } | |
2442 | ||
2443 | static int pp_ioctl(CharDriverState *chr, int cmd, void *arg) | |
2444 | { | |
2445 | ParallelCharDriver *drv = chr->opaque; | |
2446 | int fd = drv->fd; | |
2447 | uint8_t b; | |
2448 | ||
2449 | switch(cmd) { | |
2450 | case CHR_IOCTL_PP_READ_DATA: | |
2451 | if (ioctl(fd, PPRDATA, &b) < 0) | |
2452 | return -ENOTSUP; | |
2453 | *(uint8_t *)arg = b; | |
2454 | break; | |
2455 | case CHR_IOCTL_PP_WRITE_DATA: | |
2456 | b = *(uint8_t *)arg; | |
2457 | if (ioctl(fd, PPWDATA, &b) < 0) | |
2458 | return -ENOTSUP; | |
2459 | break; | |
2460 | case CHR_IOCTL_PP_READ_CONTROL: | |
2461 | if (ioctl(fd, PPRCONTROL, &b) < 0) | |
2462 | return -ENOTSUP; | |
2463 | /* Linux gives only the lowest bits, and no way to know data | |
2464 | direction! For better compatibility set the fixed upper | |
2465 | bits. */ | |
2466 | *(uint8_t *)arg = b | 0xc0; | |
2467 | break; | |
2468 | case CHR_IOCTL_PP_WRITE_CONTROL: | |
2469 | b = *(uint8_t *)arg; | |
2470 | if (ioctl(fd, PPWCONTROL, &b) < 0) | |
2471 | return -ENOTSUP; | |
2472 | break; | |
2473 | case CHR_IOCTL_PP_READ_STATUS: | |
2474 | if (ioctl(fd, PPRSTATUS, &b) < 0) | |
2475 | return -ENOTSUP; | |
2476 | *(uint8_t *)arg = b; | |
2477 | break; | |
2478 | case CHR_IOCTL_PP_EPP_READ_ADDR: | |
2479 | if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) { | |
2480 | struct ParallelIOArg *parg = arg; | |
2481 | int n = read(fd, parg->buffer, parg->count); | |
2482 | if (n != parg->count) { | |
2483 | return -EIO; | |
2484 | } | |
2485 | } | |
2486 | break; | |
2487 | case CHR_IOCTL_PP_EPP_READ: | |
2488 | if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) { | |
2489 | struct ParallelIOArg *parg = arg; | |
2490 | int n = read(fd, parg->buffer, parg->count); | |
2491 | if (n != parg->count) { | |
2492 | return -EIO; | |
2493 | } | |
2494 | } | |
2495 | break; | |
2496 | case CHR_IOCTL_PP_EPP_WRITE_ADDR: | |
2497 | if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) { | |
2498 | struct ParallelIOArg *parg = arg; | |
2499 | int n = write(fd, parg->buffer, parg->count); | |
2500 | if (n != parg->count) { | |
2501 | return -EIO; | |
2502 | } | |
2503 | } | |
2504 | break; | |
2505 | case CHR_IOCTL_PP_EPP_WRITE: | |
2506 | if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) { | |
2507 | struct ParallelIOArg *parg = arg; | |
2508 | int n = write(fd, parg->buffer, parg->count); | |
2509 | if (n != parg->count) { | |
2510 | return -EIO; | |
2511 | } | |
2512 | } | |
2513 | break; | |
2514 | default: | |
2515 | return -ENOTSUP; | |
2516 | } | |
2517 | return 0; | |
2518 | } | |
2519 | ||
2520 | static void pp_close(CharDriverState *chr) | |
2521 | { | |
2522 | ParallelCharDriver *drv = chr->opaque; | |
2523 | int fd = drv->fd; | |
2524 | ||
2525 | pp_hw_mode(drv, IEEE1284_MODE_COMPAT); | |
2526 | ioctl(fd, PPRELEASE); | |
2527 | close(fd); | |
2528 | qemu_free(drv); | |
2529 | } | |
2530 | ||
2531 | static CharDriverState *qemu_chr_open_pp(const char *filename) | |
2532 | { | |
2533 | CharDriverState *chr; | |
2534 | ParallelCharDriver *drv; | |
2535 | int fd; | |
2536 | ||
2537 | TFR(fd = open(filename, O_RDWR)); | |
2538 | if (fd < 0) | |
2539 | return NULL; | |
2540 | ||
2541 | if (ioctl(fd, PPCLAIM) < 0) { | |
2542 | close(fd); | |
2543 | return NULL; | |
2544 | } | |
2545 | ||
2546 | drv = qemu_mallocz(sizeof(ParallelCharDriver)); | |
2547 | if (!drv) { | |
2548 | close(fd); | |
2549 | return NULL; | |
2550 | } | |
2551 | drv->fd = fd; | |
2552 | drv->mode = IEEE1284_MODE_COMPAT; | |
2553 | ||
2554 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
2555 | if (!chr) { | |
2556 | qemu_free(drv); | |
2557 | close(fd); | |
2558 | return NULL; | |
2559 | } | |
2560 | chr->chr_write = null_chr_write; | |
2561 | chr->chr_ioctl = pp_ioctl; | |
2562 | chr->chr_close = pp_close; | |
2563 | chr->opaque = drv; | |
2564 | ||
2565 | qemu_chr_reset(chr); | |
2566 | ||
2567 | return chr; | |
2568 | } | |
2569 | #endif /* __linux__ */ | |
2570 | ||
2571 | #else /* _WIN32 */ | |
2572 | ||
2573 | typedef struct { | |
2574 | int max_size; | |
2575 | HANDLE hcom, hrecv, hsend; | |
2576 | OVERLAPPED orecv, osend; | |
2577 | BOOL fpipe; | |
2578 | DWORD len; | |
2579 | } WinCharState; | |
2580 | ||
2581 | #define NSENDBUF 2048 | |
2582 | #define NRECVBUF 2048 | |
2583 | #define MAXCONNECT 1 | |
2584 | #define NTIMEOUT 5000 | |
2585 | ||
2586 | static int win_chr_poll(void *opaque); | |
2587 | static int win_chr_pipe_poll(void *opaque); | |
2588 | ||
2589 | static void win_chr_close(CharDriverState *chr) | |
2590 | { | |
2591 | WinCharState *s = chr->opaque; | |
2592 | ||
2593 | if (s->hsend) { | |
2594 | CloseHandle(s->hsend); | |
2595 | s->hsend = NULL; | |
2596 | } | |
2597 | if (s->hrecv) { | |
2598 | CloseHandle(s->hrecv); | |
2599 | s->hrecv = NULL; | |
2600 | } | |
2601 | if (s->hcom) { | |
2602 | CloseHandle(s->hcom); | |
2603 | s->hcom = NULL; | |
2604 | } | |
2605 | if (s->fpipe) | |
2606 | qemu_del_polling_cb(win_chr_pipe_poll, chr); | |
2607 | else | |
2608 | qemu_del_polling_cb(win_chr_poll, chr); | |
2609 | } | |
2610 | ||
2611 | static int win_chr_init(CharDriverState *chr, const char *filename) | |
2612 | { | |
2613 | WinCharState *s = chr->opaque; | |
2614 | COMMCONFIG comcfg; | |
2615 | COMMTIMEOUTS cto = { 0, 0, 0, 0, 0}; | |
2616 | COMSTAT comstat; | |
2617 | DWORD size; | |
2618 | DWORD err; | |
2619 | ||
2620 | s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL); | |
2621 | if (!s->hsend) { | |
2622 | fprintf(stderr, "Failed CreateEvent\n"); | |
2623 | goto fail; | |
2624 | } | |
2625 | s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL); | |
2626 | if (!s->hrecv) { | |
2627 | fprintf(stderr, "Failed CreateEvent\n"); | |
2628 | goto fail; | |
2629 | } | |
2630 | ||
2631 | s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL, | |
2632 | OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0); | |
2633 | if (s->hcom == INVALID_HANDLE_VALUE) { | |
2634 | fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError()); | |
2635 | s->hcom = NULL; | |
2636 | goto fail; | |
2637 | } | |
2638 | ||
2639 | if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) { | |
2640 | fprintf(stderr, "Failed SetupComm\n"); | |
2641 | goto fail; | |
2642 | } | |
2643 | ||
2644 | ZeroMemory(&comcfg, sizeof(COMMCONFIG)); | |
2645 | size = sizeof(COMMCONFIG); | |
2646 | GetDefaultCommConfig(filename, &comcfg, &size); | |
2647 | comcfg.dcb.DCBlength = sizeof(DCB); | |
2648 | CommConfigDialog(filename, NULL, &comcfg); | |
2649 | ||
2650 | if (!SetCommState(s->hcom, &comcfg.dcb)) { | |
2651 | fprintf(stderr, "Failed SetCommState\n"); | |
2652 | goto fail; | |
2653 | } | |
2654 | ||
2655 | if (!SetCommMask(s->hcom, EV_ERR)) { | |
2656 | fprintf(stderr, "Failed SetCommMask\n"); | |
2657 | goto fail; | |
2658 | } | |
2659 | ||
2660 | cto.ReadIntervalTimeout = MAXDWORD; | |
2661 | if (!SetCommTimeouts(s->hcom, &cto)) { | |
2662 | fprintf(stderr, "Failed SetCommTimeouts\n"); | |
2663 | goto fail; | |
2664 | } | |
2665 | ||
2666 | if (!ClearCommError(s->hcom, &err, &comstat)) { | |
2667 | fprintf(stderr, "Failed ClearCommError\n"); | |
2668 | goto fail; | |
2669 | } | |
2670 | qemu_add_polling_cb(win_chr_poll, chr); | |
2671 | return 0; | |
2672 | ||
2673 | fail: | |
2674 | win_chr_close(chr); | |
2675 | return -1; | |
2676 | } | |
2677 | ||
2678 | static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1) | |
2679 | { | |
2680 | WinCharState *s = chr->opaque; | |
2681 | DWORD len, ret, size, err; | |
2682 | ||
2683 | len = len1; | |
2684 | ZeroMemory(&s->osend, sizeof(s->osend)); | |
2685 | s->osend.hEvent = s->hsend; | |
2686 | while (len > 0) { | |
2687 | if (s->hsend) | |
2688 | ret = WriteFile(s->hcom, buf, len, &size, &s->osend); | |
2689 | else | |
2690 | ret = WriteFile(s->hcom, buf, len, &size, NULL); | |
2691 | if (!ret) { | |
2692 | err = GetLastError(); | |
2693 | if (err == ERROR_IO_PENDING) { | |
2694 | ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE); | |
2695 | if (ret) { | |
2696 | buf += size; | |
2697 | len -= size; | |
2698 | } else { | |
2699 | break; | |
2700 | } | |
2701 | } else { | |
2702 | break; | |
2703 | } | |
2704 | } else { | |
2705 | buf += size; | |
2706 | len -= size; | |
2707 | } | |
2708 | } | |
2709 | return len1 - len; | |
2710 | } | |
2711 | ||
2712 | static int win_chr_read_poll(CharDriverState *chr) | |
2713 | { | |
2714 | WinCharState *s = chr->opaque; | |
2715 | ||
2716 | s->max_size = qemu_chr_can_read(chr); | |
2717 | return s->max_size; | |
2718 | } | |
2719 | ||
2720 | static void win_chr_readfile(CharDriverState *chr) | |
2721 | { | |
2722 | WinCharState *s = chr->opaque; | |
2723 | int ret, err; | |
2724 | uint8_t buf[1024]; | |
2725 | DWORD size; | |
2726 | ||
2727 | ZeroMemory(&s->orecv, sizeof(s->orecv)); | |
2728 | s->orecv.hEvent = s->hrecv; | |
2729 | ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv); | |
2730 | if (!ret) { | |
2731 | err = GetLastError(); | |
2732 | if (err == ERROR_IO_PENDING) { | |
2733 | ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE); | |
2734 | } | |
2735 | } | |
2736 | ||
2737 | if (size > 0) { | |
2738 | qemu_chr_read(chr, buf, size); | |
2739 | } | |
2740 | } | |
2741 | ||
2742 | static void win_chr_read(CharDriverState *chr) | |
2743 | { | |
2744 | WinCharState *s = chr->opaque; | |
2745 | ||
2746 | if (s->len > s->max_size) | |
2747 | s->len = s->max_size; | |
2748 | if (s->len == 0) | |
2749 | return; | |
2750 | ||
2751 | win_chr_readfile(chr); | |
2752 | } | |
2753 | ||
2754 | static int win_chr_poll(void *opaque) | |
2755 | { | |
2756 | CharDriverState *chr = opaque; | |
2757 | WinCharState *s = chr->opaque; | |
2758 | COMSTAT status; | |
2759 | DWORD comerr; | |
2760 | ||
2761 | ClearCommError(s->hcom, &comerr, &status); | |
2762 | if (status.cbInQue > 0) { | |
2763 | s->len = status.cbInQue; | |
2764 | win_chr_read_poll(chr); | |
2765 | win_chr_read(chr); | |
2766 | return 1; | |
2767 | } | |
2768 | return 0; | |
2769 | } | |
2770 | ||
2771 | static CharDriverState *qemu_chr_open_win(const char *filename) | |
2772 | { | |
2773 | CharDriverState *chr; | |
2774 | WinCharState *s; | |
2775 | ||
2776 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
2777 | if (!chr) | |
2778 | return NULL; | |
2779 | s = qemu_mallocz(sizeof(WinCharState)); | |
2780 | if (!s) { | |
2781 | free(chr); | |
2782 | return NULL; | |
2783 | } | |
2784 | chr->opaque = s; | |
2785 | chr->chr_write = win_chr_write; | |
2786 | chr->chr_close = win_chr_close; | |
2787 | ||
2788 | if (win_chr_init(chr, filename) < 0) { | |
2789 | free(s); | |
2790 | free(chr); | |
2791 | return NULL; | |
2792 | } | |
2793 | qemu_chr_reset(chr); | |
2794 | return chr; | |
2795 | } | |
2796 | ||
2797 | static int win_chr_pipe_poll(void *opaque) | |
2798 | { | |
2799 | CharDriverState *chr = opaque; | |
2800 | WinCharState *s = chr->opaque; | |
2801 | DWORD size; | |
2802 | ||
2803 | PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL); | |
2804 | if (size > 0) { | |
2805 | s->len = size; | |
2806 | win_chr_read_poll(chr); | |
2807 | win_chr_read(chr); | |
2808 | return 1; | |
2809 | } | |
2810 | return 0; | |
2811 | } | |
2812 | ||
2813 | static int win_chr_pipe_init(CharDriverState *chr, const char *filename) | |
2814 | { | |
2815 | WinCharState *s = chr->opaque; | |
2816 | OVERLAPPED ov; | |
2817 | int ret; | |
2818 | DWORD size; | |
2819 | char openname[256]; | |
2820 | ||
2821 | s->fpipe = TRUE; | |
2822 | ||
2823 | s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL); | |
2824 | if (!s->hsend) { | |
2825 | fprintf(stderr, "Failed CreateEvent\n"); | |
2826 | goto fail; | |
2827 | } | |
2828 | s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL); | |
2829 | if (!s->hrecv) { | |
2830 | fprintf(stderr, "Failed CreateEvent\n"); | |
2831 | goto fail; | |
2832 | } | |
2833 | ||
2834 | snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename); | |
2835 | s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, | |
2836 | PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | | |
2837 | PIPE_WAIT, | |
2838 | MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL); | |
2839 | if (s->hcom == INVALID_HANDLE_VALUE) { | |
2840 | fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError()); | |
2841 | s->hcom = NULL; | |
2842 | goto fail; | |
2843 | } | |
2844 | ||
2845 | ZeroMemory(&ov, sizeof(ov)); | |
2846 | ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL); | |
2847 | ret = ConnectNamedPipe(s->hcom, &ov); | |
2848 | if (ret) { | |
2849 | fprintf(stderr, "Failed ConnectNamedPipe\n"); | |
2850 | goto fail; | |
2851 | } | |
2852 | ||
2853 | ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE); | |
2854 | if (!ret) { | |
2855 | fprintf(stderr, "Failed GetOverlappedResult\n"); | |
2856 | if (ov.hEvent) { | |
2857 | CloseHandle(ov.hEvent); | |
2858 | ov.hEvent = NULL; | |
2859 | } | |
2860 | goto fail; | |
2861 | } | |
2862 | ||
2863 | if (ov.hEvent) { | |
2864 | CloseHandle(ov.hEvent); | |
2865 | ov.hEvent = NULL; | |
2866 | } | |
2867 | qemu_add_polling_cb(win_chr_pipe_poll, chr); | |
2868 | return 0; | |
2869 | ||
2870 | fail: | |
2871 | win_chr_close(chr); | |
2872 | return -1; | |
2873 | } | |
2874 | ||
2875 | ||
2876 | static CharDriverState *qemu_chr_open_win_pipe(const char *filename) | |
2877 | { | |
2878 | CharDriverState *chr; | |
2879 | WinCharState *s; | |
2880 | ||
2881 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
2882 | if (!chr) | |
2883 | return NULL; | |
2884 | s = qemu_mallocz(sizeof(WinCharState)); | |
2885 | if (!s) { | |
2886 | free(chr); | |
2887 | return NULL; | |
2888 | } | |
2889 | chr->opaque = s; | |
2890 | chr->chr_write = win_chr_write; | |
2891 | chr->chr_close = win_chr_close; | |
2892 | ||
2893 | if (win_chr_pipe_init(chr, filename) < 0) { | |
2894 | free(s); | |
2895 | free(chr); | |
2896 | return NULL; | |
2897 | } | |
2898 | qemu_chr_reset(chr); | |
2899 | return chr; | |
2900 | } | |
2901 | ||
2902 | static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out) | |
2903 | { | |
2904 | CharDriverState *chr; | |
2905 | WinCharState *s; | |
2906 | ||
2907 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
2908 | if (!chr) | |
2909 | return NULL; | |
2910 | s = qemu_mallocz(sizeof(WinCharState)); | |
2911 | if (!s) { | |
2912 | free(chr); | |
2913 | return NULL; | |
2914 | } | |
2915 | s->hcom = fd_out; | |
2916 | chr->opaque = s; | |
2917 | chr->chr_write = win_chr_write; | |
2918 | qemu_chr_reset(chr); | |
2919 | return chr; | |
2920 | } | |
2921 | ||
2922 | static CharDriverState *qemu_chr_open_win_con(const char *filename) | |
2923 | { | |
2924 | return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE)); | |
2925 | } | |
2926 | ||
2927 | static CharDriverState *qemu_chr_open_win_file_out(const char *file_out) | |
2928 | { | |
2929 | HANDLE fd_out; | |
2930 | ||
2931 | fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL, | |
2932 | OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); | |
2933 | if (fd_out == INVALID_HANDLE_VALUE) | |
2934 | return NULL; | |
2935 | ||
2936 | return qemu_chr_open_win_file(fd_out); | |
2937 | } | |
2938 | #endif /* !_WIN32 */ | |
2939 | ||
2940 | /***********************************************************/ | |
2941 | /* UDP Net console */ | |
2942 | ||
2943 | typedef struct { | |
2944 | int fd; | |
2945 | struct sockaddr_in daddr; | |
2946 | uint8_t buf[1024]; | |
2947 | int bufcnt; | |
2948 | int bufptr; | |
2949 | int max_size; | |
2950 | } NetCharDriver; | |
2951 | ||
2952 | static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len) | |
2953 | { | |
2954 | NetCharDriver *s = chr->opaque; | |
2955 | ||
2956 | return sendto(s->fd, buf, len, 0, | |
2957 | (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in)); | |
2958 | } | |
2959 | ||
2960 | static int udp_chr_read_poll(void *opaque) | |
2961 | { | |
2962 | CharDriverState *chr = opaque; | |
2963 | NetCharDriver *s = chr->opaque; | |
2964 | ||
2965 | s->max_size = qemu_chr_can_read(chr); | |
2966 | ||
2967 | /* If there were any stray characters in the queue process them | |
2968 | * first | |
2969 | */ | |
2970 | while (s->max_size > 0 && s->bufptr < s->bufcnt) { | |
2971 | qemu_chr_read(chr, &s->buf[s->bufptr], 1); | |
2972 | s->bufptr++; | |
2973 | s->max_size = qemu_chr_can_read(chr); | |
2974 | } | |
2975 | return s->max_size; | |
2976 | } | |
2977 | ||
2978 | static void udp_chr_read(void *opaque) | |
2979 | { | |
2980 | CharDriverState *chr = opaque; | |
2981 | NetCharDriver *s = chr->opaque; | |
2982 | ||
2983 | if (s->max_size == 0) | |
2984 | return; | |
2985 | s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0); | |
2986 | s->bufptr = s->bufcnt; | |
2987 | if (s->bufcnt <= 0) | |
2988 | return; | |
2989 | ||
2990 | s->bufptr = 0; | |
2991 | while (s->max_size > 0 && s->bufptr < s->bufcnt) { | |
2992 | qemu_chr_read(chr, &s->buf[s->bufptr], 1); | |
2993 | s->bufptr++; | |
2994 | s->max_size = qemu_chr_can_read(chr); | |
2995 | } | |
2996 | } | |
2997 | ||
2998 | static void udp_chr_update_read_handler(CharDriverState *chr) | |
2999 | { | |
3000 | NetCharDriver *s = chr->opaque; | |
3001 | ||
3002 | if (s->fd >= 0) { | |
3003 | qemu_set_fd_handler2(s->fd, udp_chr_read_poll, | |
3004 | udp_chr_read, NULL, chr); | |
3005 | } | |
3006 | } | |
3007 | ||
3008 | int parse_host_port(struct sockaddr_in *saddr, const char *str); | |
3009 | #ifndef _WIN32 | |
3010 | static int parse_unix_path(struct sockaddr_un *uaddr, const char *str); | |
3011 | #endif | |
3012 | int parse_host_src_port(struct sockaddr_in *haddr, | |
3013 | struct sockaddr_in *saddr, | |
3014 | const char *str); | |
3015 | ||
3016 | static CharDriverState *qemu_chr_open_udp(const char *def) | |
3017 | { | |
3018 | CharDriverState *chr = NULL; | |
3019 | NetCharDriver *s = NULL; | |
3020 | int fd = -1; | |
3021 | struct sockaddr_in saddr; | |
3022 | ||
3023 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
3024 | if (!chr) | |
3025 | goto return_err; | |
3026 | s = qemu_mallocz(sizeof(NetCharDriver)); | |
3027 | if (!s) | |
3028 | goto return_err; | |
3029 | ||
3030 | fd = socket(PF_INET, SOCK_DGRAM, 0); | |
3031 | if (fd < 0) { | |
3032 | perror("socket(PF_INET, SOCK_DGRAM)"); | |
3033 | goto return_err; | |
3034 | } | |
3035 | ||
3036 | if (parse_host_src_port(&s->daddr, &saddr, def) < 0) { | |
3037 | printf("Could not parse: %s\n", def); | |
3038 | goto return_err; | |
3039 | } | |
3040 | ||
3041 | if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0) | |
3042 | { | |
3043 | perror("bind"); | |
3044 | goto return_err; | |
3045 | } | |
3046 | ||
3047 | s->fd = fd; | |
3048 | s->bufcnt = 0; | |
3049 | s->bufptr = 0; | |
3050 | chr->opaque = s; | |
3051 | chr->chr_write = udp_chr_write; | |
3052 | chr->chr_update_read_handler = udp_chr_update_read_handler; | |
3053 | return chr; | |
3054 | ||
3055 | return_err: | |
3056 | if (chr) | |
3057 | free(chr); | |
3058 | if (s) | |
3059 | free(s); | |
3060 | if (fd >= 0) | |
3061 | closesocket(fd); | |
3062 | return NULL; | |
3063 | } | |
3064 | ||
3065 | /***********************************************************/ | |
3066 | /* TCP Net console */ | |
3067 | ||
3068 | typedef struct { | |
3069 | int fd, listen_fd; | |
3070 | int connected; | |
3071 | int max_size; | |
3072 | int do_telnetopt; | |
3073 | int do_nodelay; | |
3074 | int is_unix; | |
3075 | } TCPCharDriver; | |
3076 | ||
3077 | static void tcp_chr_accept(void *opaque); | |
3078 | ||
3079 | static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len) | |
3080 | { | |
3081 | TCPCharDriver *s = chr->opaque; | |
3082 | if (s->connected) { | |
3083 | return send_all(s->fd, buf, len); | |
3084 | } else { | |
3085 | /* XXX: indicate an error ? */ | |
3086 | return len; | |
3087 | } | |
3088 | } | |
3089 | ||
3090 | static int tcp_chr_read_poll(void *opaque) | |
3091 | { | |
3092 | CharDriverState *chr = opaque; | |
3093 | TCPCharDriver *s = chr->opaque; | |
3094 | if (!s->connected) | |
3095 | return 0; | |
3096 | s->max_size = qemu_chr_can_read(chr); | |
3097 | return s->max_size; | |
3098 | } | |
3099 | ||
3100 | #define IAC 255 | |
3101 | #define IAC_BREAK 243 | |
3102 | static void tcp_chr_process_IAC_bytes(CharDriverState *chr, | |
3103 | TCPCharDriver *s, | |
3104 | uint8_t *buf, int *size) | |
3105 | { | |
3106 | /* Handle any telnet client's basic IAC options to satisfy char by | |
3107 | * char mode with no echo. All IAC options will be removed from | |
3108 | * the buf and the do_telnetopt variable will be used to track the | |
3109 | * state of the width of the IAC information. | |
3110 | * | |
3111 | * IAC commands come in sets of 3 bytes with the exception of the | |
3112 | * "IAC BREAK" command and the double IAC. | |
3113 | */ | |
3114 | ||
3115 | int i; | |
3116 | int j = 0; | |
3117 | ||
3118 | for (i = 0; i < *size; i++) { | |
3119 | if (s->do_telnetopt > 1) { | |
3120 | if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) { | |
3121 | /* Double IAC means send an IAC */ | |
3122 | if (j != i) | |
3123 | buf[j] = buf[i]; | |
3124 | j++; | |
3125 | s->do_telnetopt = 1; | |
3126 | } else { | |
3127 | if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) { | |
3128 | /* Handle IAC break commands by sending a serial break */ | |
3129 | qemu_chr_event(chr, CHR_EVENT_BREAK); | |
3130 | s->do_telnetopt++; | |
3131 | } | |
3132 | s->do_telnetopt++; | |
3133 | } | |
3134 | if (s->do_telnetopt >= 4) { | |
3135 | s->do_telnetopt = 1; | |
3136 | } | |
3137 | } else { | |
3138 | if ((unsigned char)buf[i] == IAC) { | |
3139 | s->do_telnetopt = 2; | |
3140 | } else { | |
3141 | if (j != i) | |
3142 | buf[j] = buf[i]; | |
3143 | j++; | |
3144 | } | |
3145 | } | |
3146 | } | |
3147 | *size = j; | |
3148 | } | |
3149 | ||
3150 | static void tcp_chr_read(void *opaque) | |
3151 | { | |
3152 | CharDriverState *chr = opaque; | |
3153 | TCPCharDriver *s = chr->opaque; | |
3154 | uint8_t buf[1024]; | |
3155 | int len, size; | |
3156 | ||
3157 | if (!s->connected || s->max_size <= 0) | |
3158 | return; | |
3159 | len = sizeof(buf); | |
3160 | if (len > s->max_size) | |
3161 | len = s->max_size; | |
3162 | size = recv(s->fd, buf, len, 0); | |
3163 | if (size == 0) { | |
3164 | /* connection closed */ | |
3165 | s->connected = 0; | |
3166 | if (s->listen_fd >= 0) { | |
3167 | qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr); | |
3168 | } | |
3169 | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); | |
3170 | closesocket(s->fd); | |
3171 | s->fd = -1; | |
3172 | } else if (size > 0) { | |
3173 | if (s->do_telnetopt) | |
3174 | tcp_chr_process_IAC_bytes(chr, s, buf, &size); | |
3175 | if (size > 0) | |
3176 | qemu_chr_read(chr, buf, size); | |
3177 | } | |
3178 | } | |
3179 | ||
3180 | static void tcp_chr_connect(void *opaque) | |
3181 | { | |
3182 | CharDriverState *chr = opaque; | |
3183 | TCPCharDriver *s = chr->opaque; | |
3184 | ||
3185 | s->connected = 1; | |
3186 | qemu_set_fd_handler2(s->fd, tcp_chr_read_poll, | |
3187 | tcp_chr_read, NULL, chr); | |
3188 | qemu_chr_reset(chr); | |
3189 | } | |
3190 | ||
3191 | #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c; | |
3192 | static void tcp_chr_telnet_init(int fd) | |
3193 | { | |
3194 | char buf[3]; | |
3195 | /* Send the telnet negotion to put telnet in binary, no echo, single char mode */ | |
3196 | IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */ | |
3197 | send(fd, (char *)buf, 3, 0); | |
3198 | IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */ | |
3199 | send(fd, (char *)buf, 3, 0); | |
3200 | IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */ | |
3201 | send(fd, (char *)buf, 3, 0); | |
3202 | IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */ | |
3203 | send(fd, (char *)buf, 3, 0); | |
3204 | } | |
3205 | ||
3206 | static void socket_set_nodelay(int fd) | |
3207 | { | |
3208 | int val = 1; | |
3209 | setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val)); | |
3210 | } | |
3211 | ||
3212 | static void tcp_chr_accept(void *opaque) | |
3213 | { | |
3214 | CharDriverState *chr = opaque; | |
3215 | TCPCharDriver *s = chr->opaque; | |
3216 | struct sockaddr_in saddr; | |
3217 | #ifndef _WIN32 | |
3218 | struct sockaddr_un uaddr; | |
3219 | #endif | |
3220 | struct sockaddr *addr; | |
3221 | socklen_t len; | |
3222 | int fd; | |
3223 | ||
3224 | for(;;) { | |
3225 | #ifndef _WIN32 | |
3226 | if (s->is_unix) { | |
3227 | len = sizeof(uaddr); | |
3228 | addr = (struct sockaddr *)&uaddr; | |
3229 | } else | |
3230 | #endif | |
3231 | { | |
3232 | len = sizeof(saddr); | |
3233 | addr = (struct sockaddr *)&saddr; | |
3234 | } | |
3235 | fd = accept(s->listen_fd, addr, &len); | |
3236 | if (fd < 0 && errno != EINTR) { | |
3237 | return; | |
3238 | } else if (fd >= 0) { | |
3239 | if (s->do_telnetopt) | |
3240 | tcp_chr_telnet_init(fd); | |
3241 | break; | |
3242 | } | |
3243 | } | |
3244 | socket_set_nonblock(fd); | |
3245 | if (s->do_nodelay) | |
3246 | socket_set_nodelay(fd); | |
3247 | s->fd = fd; | |
3248 | qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL); | |
3249 | tcp_chr_connect(chr); | |
3250 | } | |
3251 | ||
3252 | static void tcp_chr_close(CharDriverState *chr) | |
3253 | { | |
3254 | TCPCharDriver *s = chr->opaque; | |
3255 | if (s->fd >= 0) | |
3256 | closesocket(s->fd); | |
3257 | if (s->listen_fd >= 0) | |
3258 | closesocket(s->listen_fd); | |
3259 | qemu_free(s); | |
3260 | } | |
3261 | ||
3262 | static CharDriverState *qemu_chr_open_tcp(const char *host_str, | |
3263 | int is_telnet, | |
3264 | int is_unix) | |
3265 | { | |
3266 | CharDriverState *chr = NULL; | |
3267 | TCPCharDriver *s = NULL; | |
3268 | int fd = -1, ret, err, val; | |
3269 | int is_listen = 0; | |
3270 | int is_waitconnect = 1; | |
3271 | int do_nodelay = 0; | |
3272 | const char *ptr; | |
3273 | struct sockaddr_in saddr; | |
3274 | #ifndef _WIN32 | |
3275 | struct sockaddr_un uaddr; | |
3276 | #endif | |
3277 | struct sockaddr *addr; | |
3278 | socklen_t addrlen; | |
3279 | ||
3280 | #ifndef _WIN32 | |
3281 | if (is_unix) { | |
3282 | addr = (struct sockaddr *)&uaddr; | |
3283 | addrlen = sizeof(uaddr); | |
3284 | if (parse_unix_path(&uaddr, host_str) < 0) | |
3285 | goto fail; | |
3286 | } else | |
3287 | #endif | |
3288 | { | |
3289 | addr = (struct sockaddr *)&saddr; | |
3290 | addrlen = sizeof(saddr); | |
3291 | if (parse_host_port(&saddr, host_str) < 0) | |
3292 | goto fail; | |
3293 | } | |
3294 | ||
3295 | ptr = host_str; | |
3296 | while((ptr = strchr(ptr,','))) { | |
3297 | ptr++; | |
3298 | if (!strncmp(ptr,"server",6)) { | |
3299 | is_listen = 1; | |
3300 | } else if (!strncmp(ptr,"nowait",6)) { | |
3301 | is_waitconnect = 0; | |
3302 | } else if (!strncmp(ptr,"nodelay",6)) { | |
3303 | do_nodelay = 1; | |
3304 | } else { | |
3305 | printf("Unknown option: %s\n", ptr); | |
3306 | goto fail; | |
3307 | } | |
3308 | } | |
3309 | if (!is_listen) | |
3310 | is_waitconnect = 0; | |
3311 | ||
3312 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
3313 | if (!chr) | |
3314 | goto fail; | |
3315 | s = qemu_mallocz(sizeof(TCPCharDriver)); | |
3316 | if (!s) | |
3317 | goto fail; | |
3318 | ||
3319 | #ifndef _WIN32 | |
3320 | if (is_unix) | |
3321 | fd = socket(PF_UNIX, SOCK_STREAM, 0); | |
3322 | else | |
3323 | #endif | |
3324 | fd = socket(PF_INET, SOCK_STREAM, 0); | |
3325 | ||
3326 | if (fd < 0) | |
3327 | goto fail; | |
3328 | ||
3329 | if (!is_waitconnect) | |
3330 | socket_set_nonblock(fd); | |
3331 | ||
3332 | s->connected = 0; | |
3333 | s->fd = -1; | |
3334 | s->listen_fd = -1; | |
3335 | s->is_unix = is_unix; | |
3336 | s->do_nodelay = do_nodelay && !is_unix; | |
3337 | ||
3338 | chr->opaque = s; | |
3339 | chr->chr_write = tcp_chr_write; | |
3340 | chr->chr_close = tcp_chr_close; | |
3341 | ||
3342 | if (is_listen) { | |
3343 | /* allow fast reuse */ | |
3344 | #ifndef _WIN32 | |
3345 | if (is_unix) { | |
3346 | char path[109]; | |
3347 | strncpy(path, uaddr.sun_path, 108); | |
3348 | path[108] = 0; | |
3349 | unlink(path); | |
3350 | } else | |
3351 | #endif | |
3352 | { | |
3353 | val = 1; | |
3354 | setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val)); | |
3355 | } | |
3356 | ||
3357 | ret = bind(fd, addr, addrlen); | |
3358 | if (ret < 0) | |
3359 | goto fail; | |
3360 | ||
3361 | ret = listen(fd, 0); | |
3362 | if (ret < 0) | |
3363 | goto fail; | |
3364 | ||
3365 | s->listen_fd = fd; | |
3366 | qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr); | |
3367 | if (is_telnet) | |
3368 | s->do_telnetopt = 1; | |
3369 | } else { | |
3370 | for(;;) { | |
3371 | ret = connect(fd, addr, addrlen); | |
3372 | if (ret < 0) { | |
3373 | err = socket_error(); | |
3374 | if (err == EINTR || err == EWOULDBLOCK) { | |
3375 | } else if (err == EINPROGRESS) { | |
3376 | break; | |
3377 | #ifdef _WIN32 | |
3378 | } else if (err == WSAEALREADY) { | |
3379 | break; | |
3380 | #endif | |
3381 | } else { | |
3382 | goto fail; | |
3383 | } | |
3384 | } else { | |
3385 | s->connected = 1; | |
3386 | break; | |
3387 | } | |
3388 | } | |
3389 | s->fd = fd; | |
3390 | socket_set_nodelay(fd); | |
3391 | if (s->connected) | |
3392 | tcp_chr_connect(chr); | |
3393 | else | |
3394 | qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr); | |
3395 | } | |
3396 | ||
3397 | if (is_listen && is_waitconnect) { | |
3398 | printf("QEMU waiting for connection on: %s\n", host_str); | |
3399 | tcp_chr_accept(chr); | |
3400 | socket_set_nonblock(s->listen_fd); | |
3401 | } | |
3402 | ||
3403 | return chr; | |
3404 | fail: | |
3405 | if (fd >= 0) | |
3406 | closesocket(fd); | |
3407 | qemu_free(s); | |
3408 | qemu_free(chr); | |
3409 | return NULL; | |
3410 | } | |
3411 | ||
3412 | CharDriverState *qemu_chr_open(const char *filename) | |
3413 | { | |
3414 | const char *p; | |
3415 | ||
3416 | if (!strcmp(filename, "vc")) { | |
3417 | return text_console_init(&display_state, 0); | |
3418 | } else if (strstart(filename, "vc:", &p)) { | |
3419 | return text_console_init(&display_state, p); | |
3420 | } else if (!strcmp(filename, "null")) { | |
3421 | return qemu_chr_open_null(); | |
3422 | } else | |
3423 | if (strstart(filename, "tcp:", &p)) { | |
3424 | return qemu_chr_open_tcp(p, 0, 0); | |
3425 | } else | |
3426 | if (strstart(filename, "telnet:", &p)) { | |
3427 | return qemu_chr_open_tcp(p, 1, 0); | |
3428 | } else | |
3429 | if (strstart(filename, "udp:", &p)) { | |
3430 | return qemu_chr_open_udp(p); | |
3431 | } else | |
3432 | if (strstart(filename, "mon:", &p)) { | |
3433 | CharDriverState *drv = qemu_chr_open(p); | |
3434 | if (drv) { | |
3435 | drv = qemu_chr_open_mux(drv); | |
3436 | monitor_init(drv, !nographic); | |
3437 | return drv; | |
3438 | } | |
3439 | printf("Unable to open driver: %s\n", p); | |
3440 | return 0; | |
3441 | } else | |
3442 | #ifndef _WIN32 | |
3443 | if (strstart(filename, "unix:", &p)) { | |
3444 | return qemu_chr_open_tcp(p, 0, 1); | |
3445 | } else if (strstart(filename, "file:", &p)) { | |
3446 | return qemu_chr_open_file_out(p); | |
3447 | } else if (strstart(filename, "pipe:", &p)) { | |
3448 | return qemu_chr_open_pipe(p); | |
3449 | } else if (!strcmp(filename, "pty")) { | |
3450 | return qemu_chr_open_pty(); | |
3451 | } else if (!strcmp(filename, "stdio")) { | |
3452 | return qemu_chr_open_stdio(); | |
3453 | } else | |
3454 | #if defined(__linux__) | |
3455 | if (strstart(filename, "/dev/parport", NULL)) { | |
3456 | return qemu_chr_open_pp(filename); | |
3457 | } else | |
3458 | #endif | |
3459 | #if defined(__linux__) || defined(__sun__) | |
3460 | if (strstart(filename, "/dev/", NULL)) { | |
3461 | return qemu_chr_open_tty(filename); | |
3462 | } else | |
3463 | #endif | |
3464 | #else /* !_WIN32 */ | |
3465 | if (strstart(filename, "COM", NULL)) { | |
3466 | return qemu_chr_open_win(filename); | |
3467 | } else | |
3468 | if (strstart(filename, "pipe:", &p)) { | |
3469 | return qemu_chr_open_win_pipe(p); | |
3470 | } else | |
3471 | if (strstart(filename, "con:", NULL)) { | |
3472 | return qemu_chr_open_win_con(filename); | |
3473 | } else | |
3474 | if (strstart(filename, "file:", &p)) { | |
3475 | return qemu_chr_open_win_file_out(p); | |
3476 | } else | |
3477 | #endif | |
3478 | #ifdef CONFIG_BRLAPI | |
3479 | if (!strcmp(filename, "braille")) { | |
3480 | return chr_baum_init(); | |
3481 | } else | |
3482 | #endif | |
3483 | { | |
3484 | return NULL; | |
3485 | } | |
3486 | } | |
3487 | ||
3488 | void qemu_chr_close(CharDriverState *chr) | |
3489 | { | |
3490 | if (chr->chr_close) | |
3491 | chr->chr_close(chr); | |
3492 | qemu_free(chr); | |
3493 | } | |
3494 | ||
3495 | /***********************************************************/ | |
3496 | /* network device redirectors */ | |
3497 | ||
3498 | __attribute__ (( unused )) | |
3499 | static void hex_dump(FILE *f, const uint8_t *buf, int size) | |
3500 | { | |
3501 | int len, i, j, c; | |
3502 | ||
3503 | for(i=0;i<size;i+=16) { | |
3504 | len = size - i; | |
3505 | if (len > 16) | |
3506 | len = 16; | |
3507 | fprintf(f, "%08x ", i); | |
3508 | for(j=0;j<16;j++) { | |
3509 | if (j < len) | |
3510 | fprintf(f, " %02x", buf[i+j]); | |
3511 | else | |
3512 | fprintf(f, " "); | |
3513 | } | |
3514 | fprintf(f, " "); | |
3515 | for(j=0;j<len;j++) { | |
3516 | c = buf[i+j]; | |
3517 | if (c < ' ' || c > '~') | |
3518 | c = '.'; | |
3519 | fprintf(f, "%c", c); | |
3520 | } | |
3521 | fprintf(f, "\n"); | |
3522 | } | |
3523 | } | |
3524 | ||
3525 | static int parse_macaddr(uint8_t *macaddr, const char *p) | |
3526 | { | |
3527 | int i; | |
3528 | char *last_char; | |
3529 | long int offset; | |
3530 | ||
3531 | errno = 0; | |
3532 | offset = strtol(p, &last_char, 0); | |
3533 | if (0 == errno && '\0' == *last_char && | |
3534 | offset >= 0 && offset <= 0xFFFFFF) { | |
3535 | macaddr[3] = (offset & 0xFF0000) >> 16; | |
3536 | macaddr[4] = (offset & 0xFF00) >> 8; | |
3537 | macaddr[5] = offset & 0xFF; | |
3538 | return 0; | |
3539 | } else { | |
3540 | for(i = 0; i < 6; i++) { | |
3541 | macaddr[i] = strtol(p, (char **)&p, 16); | |
3542 | if (i == 5) { | |
3543 | if (*p != '\0') | |
3544 | return -1; | |
3545 | } else { | |
3546 | if (*p != ':' && *p != '-') | |
3547 | return -1; | |
3548 | p++; | |
3549 | } | |
3550 | } | |
3551 | return 0; | |
3552 | } | |
3553 | ||
3554 | return -1; | |
3555 | } | |
3556 | ||
3557 | static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) | |
3558 | { | |
3559 | const char *p, *p1; | |
3560 | int len; | |
3561 | p = *pp; | |
3562 | p1 = strchr(p, sep); | |
3563 | if (!p1) | |
3564 | return -1; | |
3565 | len = p1 - p; | |
3566 | p1++; | |
3567 | if (buf_size > 0) { | |
3568 | if (len > buf_size - 1) | |
3569 | len = buf_size - 1; | |
3570 | memcpy(buf, p, len); | |
3571 | buf[len] = '\0'; | |
3572 | } | |
3573 | *pp = p1; | |
3574 | return 0; | |
3575 | } | |
3576 | ||
3577 | int parse_host_src_port(struct sockaddr_in *haddr, | |
3578 | struct sockaddr_in *saddr, | |
3579 | const char *input_str) | |
3580 | { | |
3581 | char *str = strdup(input_str); | |
3582 | char *host_str = str; | |
3583 | char *src_str; | |
3584 | char *ptr; | |
3585 | ||
3586 | /* | |
3587 | * Chop off any extra arguments at the end of the string which | |
3588 | * would start with a comma, then fill in the src port information | |
3589 | * if it was provided else use the "any address" and "any port". | |
3590 | */ | |
3591 | if ((ptr = strchr(str,','))) | |
3592 | *ptr = '\0'; | |
3593 | ||
3594 | if ((src_str = strchr(input_str,'@'))) { | |
3595 | *src_str = '\0'; | |
3596 | src_str++; | |
3597 | } | |
3598 | ||
3599 | if (parse_host_port(haddr, host_str) < 0) | |
3600 | goto fail; | |
3601 | ||
3602 | if (!src_str || *src_str == '\0') | |
3603 | src_str = ":0"; | |
3604 | ||
3605 | if (parse_host_port(saddr, src_str) < 0) | |
3606 | goto fail; | |
3607 | ||
3608 | free(str); | |
3609 | return(0); | |
3610 | ||
3611 | fail: | |
3612 | free(str); | |
3613 | return -1; | |
3614 | } | |
3615 | ||
3616 | int parse_host_port(struct sockaddr_in *saddr, const char *str) | |
3617 | { | |
3618 | char buf[512]; | |
3619 | struct hostent *he; | |
3620 | const char *p, *r; | |
3621 | int port; | |
3622 | ||
3623 | p = str; | |
3624 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
3625 | return -1; | |
3626 | saddr->sin_family = AF_INET; | |
3627 | if (buf[0] == '\0') { | |
3628 | saddr->sin_addr.s_addr = 0; | |
3629 | } else { | |
3630 | if (isdigit(buf[0])) { | |
3631 | if (!inet_aton(buf, &saddr->sin_addr)) | |
3632 | return -1; | |
3633 | } else { | |
3634 | if ((he = gethostbyname(buf)) == NULL) | |
3635 | return - 1; | |
3636 | saddr->sin_addr = *(struct in_addr *)he->h_addr; | |
3637 | } | |
3638 | } | |
3639 | port = strtol(p, (char **)&r, 0); | |
3640 | if (r == p) | |
3641 | return -1; | |
3642 | saddr->sin_port = htons(port); | |
3643 | return 0; | |
3644 | } | |
3645 | ||
3646 | #ifndef _WIN32 | |
3647 | static int parse_unix_path(struct sockaddr_un *uaddr, const char *str) | |
3648 | { | |
3649 | const char *p; | |
3650 | int len; | |
3651 | ||
3652 | len = MIN(108, strlen(str)); | |
3653 | p = strchr(str, ','); | |
3654 | if (p) | |
3655 | len = MIN(len, p - str); | |
3656 | ||
3657 | memset(uaddr, 0, sizeof(*uaddr)); | |
3658 | ||
3659 | uaddr->sun_family = AF_UNIX; | |
3660 | memcpy(uaddr->sun_path, str, len); | |
3661 | ||
3662 | return 0; | |
3663 | } | |
3664 | #endif | |
3665 | ||
3666 | /* find or alloc a new VLAN */ | |
3667 | VLANState *qemu_find_vlan(int id) | |
3668 | { | |
3669 | VLANState **pvlan, *vlan; | |
3670 | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { | |
3671 | if (vlan->id == id) | |
3672 | return vlan; | |
3673 | } | |
3674 | vlan = qemu_mallocz(sizeof(VLANState)); | |
3675 | if (!vlan) | |
3676 | return NULL; | |
3677 | vlan->id = id; | |
3678 | vlan->next = NULL; | |
3679 | pvlan = &first_vlan; | |
3680 | while (*pvlan != NULL) | |
3681 | pvlan = &(*pvlan)->next; | |
3682 | *pvlan = vlan; | |
3683 | return vlan; | |
3684 | } | |
3685 | ||
3686 | VLANClientState *qemu_new_vlan_client(VLANState *vlan, | |
3687 | IOReadHandler *fd_read, | |
3688 | IOCanRWHandler *fd_can_read, | |
3689 | void *opaque) | |
3690 | { | |
3691 | VLANClientState *vc, **pvc; | |
3692 | vc = qemu_mallocz(sizeof(VLANClientState)); | |
3693 | if (!vc) | |
3694 | return NULL; | |
3695 | vc->fd_read = fd_read; | |
3696 | vc->fd_can_read = fd_can_read; | |
3697 | vc->opaque = opaque; | |
3698 | vc->vlan = vlan; | |
3699 | ||
3700 | vc->next = NULL; | |
3701 | pvc = &vlan->first_client; | |
3702 | while (*pvc != NULL) | |
3703 | pvc = &(*pvc)->next; | |
3704 | *pvc = vc; | |
3705 | return vc; | |
3706 | } | |
3707 | ||
3708 | int qemu_can_send_packet(VLANClientState *vc1) | |
3709 | { | |
3710 | VLANState *vlan = vc1->vlan; | |
3711 | VLANClientState *vc; | |
3712 | ||
3713 | for(vc = vlan->first_client; vc != NULL; vc = vc->next) { | |
3714 | if (vc != vc1) { | |
3715 | if (vc->fd_can_read && vc->fd_can_read(vc->opaque)) | |
3716 | return 1; | |
3717 | } | |
3718 | } | |
3719 | return 0; | |
3720 | } | |
3721 | ||
3722 | void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size) | |
3723 | { | |
3724 | VLANState *vlan = vc1->vlan; | |
3725 | VLANClientState *vc; | |
3726 | ||
3727 | #if 0 | |
3728 | printf("vlan %d send:\n", vlan->id); | |
3729 | hex_dump(stdout, buf, size); | |
3730 | #endif | |
3731 | for(vc = vlan->first_client; vc != NULL; vc = vc->next) { | |
3732 | if (vc != vc1) { | |
3733 | vc->fd_read(vc->opaque, buf, size); | |
3734 | } | |
3735 | } | |
3736 | } | |
3737 | ||
3738 | #if defined(CONFIG_SLIRP) | |
3739 | ||
3740 | /* slirp network adapter */ | |
3741 | ||
3742 | static int slirp_inited; | |
3743 | static VLANClientState *slirp_vc; | |
3744 | ||
3745 | int slirp_can_output(void) | |
3746 | { | |
3747 | return !slirp_vc || qemu_can_send_packet(slirp_vc); | |
3748 | } | |
3749 | ||
3750 | void slirp_output(const uint8_t *pkt, int pkt_len) | |
3751 | { | |
3752 | #if 0 | |
3753 | printf("slirp output:\n"); | |
3754 | hex_dump(stdout, pkt, pkt_len); | |
3755 | #endif | |
3756 | if (!slirp_vc) | |
3757 | return; | |
3758 | qemu_send_packet(slirp_vc, pkt, pkt_len); | |
3759 | } | |
3760 | ||
3761 | static void slirp_receive(void *opaque, const uint8_t *buf, int size) | |
3762 | { | |
3763 | #if 0 | |
3764 | printf("slirp input:\n"); | |
3765 | hex_dump(stdout, buf, size); | |
3766 | #endif | |
3767 | slirp_input(buf, size); | |
3768 | } | |
3769 | ||
3770 | static int net_slirp_init(VLANState *vlan) | |
3771 | { | |
3772 | if (!slirp_inited) { | |
3773 | slirp_inited = 1; | |
3774 | slirp_init(); | |
3775 | } | |
3776 | slirp_vc = qemu_new_vlan_client(vlan, | |
3777 | slirp_receive, NULL, NULL); | |
3778 | snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector"); | |
3779 | return 0; | |
3780 | } | |
3781 | ||
3782 | static void net_slirp_redir(const char *redir_str) | |
3783 | { | |
3784 | int is_udp; | |
3785 | char buf[256], *r; | |
3786 | const char *p; | |
3787 | struct in_addr guest_addr; | |
3788 | int host_port, guest_port; | |
3789 | ||
3790 | if (!slirp_inited) { | |
3791 | slirp_inited = 1; | |
3792 | slirp_init(); | |
3793 | } | |
3794 | ||
3795 | p = redir_str; | |
3796 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
3797 | goto fail; | |
3798 | if (!strcmp(buf, "tcp")) { | |
3799 | is_udp = 0; | |
3800 | } else if (!strcmp(buf, "udp")) { | |
3801 | is_udp = 1; | |
3802 | } else { | |
3803 | goto fail; | |
3804 | } | |
3805 | ||
3806 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
3807 | goto fail; | |
3808 | host_port = strtol(buf, &r, 0); | |
3809 | if (r == buf) | |
3810 | goto fail; | |
3811 | ||
3812 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
3813 | goto fail; | |
3814 | if (buf[0] == '\0') { | |
3815 | pstrcpy(buf, sizeof(buf), "10.0.2.15"); | |
3816 | } | |
3817 | if (!inet_aton(buf, &guest_addr)) | |
3818 | goto fail; | |
3819 | ||
3820 | guest_port = strtol(p, &r, 0); | |
3821 | if (r == p) | |
3822 | goto fail; | |
3823 | ||
3824 | if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) { | |
3825 | fprintf(stderr, "qemu: could not set up redirection\n"); | |
3826 | exit(1); | |
3827 | } | |
3828 | return; | |
3829 | fail: | |
3830 | fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n"); | |
3831 | exit(1); | |
3832 | } | |
3833 | ||
3834 | #ifndef _WIN32 | |
3835 | ||
3836 | char smb_dir[1024]; | |
3837 | ||
3838 | static void erase_dir(char *dir_name) | |
3839 | { | |
3840 | DIR *d; | |
3841 | struct dirent *de; | |
3842 | char filename[1024]; | |
3843 | ||
3844 | /* erase all the files in the directory */ | |
3845 | if ((d = opendir(dir_name)) != 0) { | |
3846 | for(;;) { | |
3847 | de = readdir(d); | |
3848 | if (!de) | |
3849 | break; | |
3850 | if (strcmp(de->d_name, ".") != 0 && | |
3851 | strcmp(de->d_name, "..") != 0) { | |
3852 | snprintf(filename, sizeof(filename), "%s/%s", | |
3853 | smb_dir, de->d_name); | |
3854 | if (unlink(filename) != 0) /* is it a directory? */ | |
3855 | erase_dir(filename); | |
3856 | } | |
3857 | } | |
3858 | closedir(d); | |
3859 | rmdir(dir_name); | |
3860 | } | |
3861 | } | |
3862 | ||
3863 | /* automatic user mode samba server configuration */ | |
3864 | static void smb_exit(void) | |
3865 | { | |
3866 | erase_dir(smb_dir); | |
3867 | } | |
3868 | ||
3869 | /* automatic user mode samba server configuration */ | |
3870 | static void net_slirp_smb(const char *exported_dir) | |
3871 | { | |
3872 | char smb_conf[1024]; | |
3873 | char smb_cmdline[1024]; | |
3874 | FILE *f; | |
3875 | ||
3876 | if (!slirp_inited) { | |
3877 | slirp_inited = 1; | |
3878 | slirp_init(); | |
3879 | } | |
3880 | ||
3881 | /* XXX: better tmp dir construction */ | |
3882 | snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid()); | |
3883 | if (mkdir(smb_dir, 0700) < 0) { | |
3884 | fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir); | |
3885 | exit(1); | |
3886 | } | |
3887 | snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf"); | |
3888 | ||
3889 | f = fopen(smb_conf, "w"); | |
3890 | if (!f) { | |
3891 | fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf); | |
3892 | exit(1); | |
3893 | } | |
3894 | fprintf(f, | |
3895 | "[global]\n" | |
3896 | "private dir=%s\n" | |
3897 | "smb ports=0\n" | |
3898 | "socket address=127.0.0.1\n" | |
3899 | "pid directory=%s\n" | |
3900 | "lock directory=%s\n" | |
3901 | "log file=%s/log.smbd\n" | |
3902 | "smb passwd file=%s/smbpasswd\n" | |
3903 | "security = share\n" | |
3904 | "[qemu]\n" | |
3905 | "path=%s\n" | |
3906 | "read only=no\n" | |
3907 | "guest ok=yes\n", | |
3908 | smb_dir, | |
3909 | smb_dir, | |
3910 | smb_dir, | |
3911 | smb_dir, | |
3912 | smb_dir, | |
3913 | exported_dir | |
3914 | ); | |
3915 | fclose(f); | |
3916 | atexit(smb_exit); | |
3917 | ||
3918 | snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s", | |
3919 | SMBD_COMMAND, smb_conf); | |
3920 | ||
3921 | slirp_add_exec(0, smb_cmdline, 4, 139); | |
3922 | } | |
3923 | ||
3924 | #endif /* !defined(_WIN32) */ | |
3925 | void do_info_slirp(void) | |
3926 | { | |
3927 | slirp_stats(); | |
3928 | } | |
3929 | ||
3930 | #endif /* CONFIG_SLIRP */ | |
3931 | ||
3932 | #if !defined(_WIN32) | |
3933 | ||
3934 | typedef struct TAPState { | |
3935 | VLANClientState *vc; | |
3936 | int fd; | |
3937 | char down_script[1024]; | |
3938 | } TAPState; | |
3939 | ||
3940 | static void tap_receive(void *opaque, const uint8_t *buf, int size) | |
3941 | { | |
3942 | TAPState *s = opaque; | |
3943 | int ret; | |
3944 | for(;;) { | |
3945 | ret = write(s->fd, buf, size); | |
3946 | if (ret < 0 && (errno == EINTR || errno == EAGAIN)) { | |
3947 | } else { | |
3948 | break; | |
3949 | } | |
3950 | } | |
3951 | } | |
3952 | ||
3953 | static void tap_send(void *opaque) | |
3954 | { | |
3955 | TAPState *s = opaque; | |
3956 | uint8_t buf[4096]; | |
3957 | int size; | |
3958 | ||
3959 | #ifdef __sun__ | |
3960 | struct strbuf sbuf; | |
3961 | int f = 0; | |
3962 | sbuf.maxlen = sizeof(buf); | |
3963 | sbuf.buf = buf; | |
3964 | size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1; | |
3965 | #else | |
3966 | size = read(s->fd, buf, sizeof(buf)); | |
3967 | #endif | |
3968 | if (size > 0) { | |
3969 | qemu_send_packet(s->vc, buf, size); | |
3970 | } | |
3971 | } | |
3972 | ||
3973 | /* fd support */ | |
3974 | ||
3975 | static TAPState *net_tap_fd_init(VLANState *vlan, int fd) | |
3976 | { | |
3977 | TAPState *s; | |
3978 | ||
3979 | s = qemu_mallocz(sizeof(TAPState)); | |
3980 | if (!s) | |
3981 | return NULL; | |
3982 | s->fd = fd; | |
3983 | s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s); | |
3984 | qemu_set_fd_handler(s->fd, tap_send, NULL, s); | |
3985 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd); | |
3986 | return s; | |
3987 | } | |
3988 | ||
3989 | #if defined (_BSD) || defined (__FreeBSD_kernel__) | |
3990 | static int tap_open(char *ifname, int ifname_size) | |
3991 | { | |
3992 | int fd; | |
3993 | char *dev; | |
3994 | struct stat s; | |
3995 | ||
3996 | TFR(fd = open("/dev/tap", O_RDWR)); | |
3997 | if (fd < 0) { | |
3998 | fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n"); | |
3999 | return -1; | |
4000 | } | |
4001 | ||
4002 | fstat(fd, &s); | |
4003 | dev = devname(s.st_rdev, S_IFCHR); | |
4004 | pstrcpy(ifname, ifname_size, dev); | |
4005 | ||
4006 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
4007 | return fd; | |
4008 | } | |
4009 | #elif defined(__sun__) | |
4010 | #define TUNNEWPPA (('T'<<16) | 0x0001) | |
4011 | /* | |
4012 | * Allocate TAP device, returns opened fd. | |
4013 | * Stores dev name in the first arg(must be large enough). | |
4014 | */ | |
4015 | int tap_alloc(char *dev) | |
4016 | { | |
4017 | int tap_fd, if_fd, ppa = -1; | |
4018 | static int ip_fd = 0; | |
4019 | char *ptr; | |
4020 | ||
4021 | static int arp_fd = 0; | |
4022 | int ip_muxid, arp_muxid; | |
4023 | struct strioctl strioc_if, strioc_ppa; | |
4024 | int link_type = I_PLINK;; | |
4025 | struct lifreq ifr; | |
4026 | char actual_name[32] = ""; | |
4027 | ||
4028 | memset(&ifr, 0x0, sizeof(ifr)); | |
4029 | ||
4030 | if( *dev ){ | |
4031 | ptr = dev; | |
4032 | while( *ptr && !isdigit((int)*ptr) ) ptr++; | |
4033 | ppa = atoi(ptr); | |
4034 | } | |
4035 | ||
4036 | /* Check if IP device was opened */ | |
4037 | if( ip_fd ) | |
4038 | close(ip_fd); | |
4039 | ||
4040 | TFR(ip_fd = open("/dev/udp", O_RDWR, 0)); | |
4041 | if (ip_fd < 0) { | |
4042 | syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)"); | |
4043 | return -1; | |
4044 | } | |
4045 | ||
4046 | TFR(tap_fd = open("/dev/tap", O_RDWR, 0)); | |
4047 | if (tap_fd < 0) { | |
4048 | syslog(LOG_ERR, "Can't open /dev/tap"); | |
4049 | return -1; | |
4050 | } | |
4051 | ||
4052 | /* Assign a new PPA and get its unit number. */ | |
4053 | strioc_ppa.ic_cmd = TUNNEWPPA; | |
4054 | strioc_ppa.ic_timout = 0; | |
4055 | strioc_ppa.ic_len = sizeof(ppa); | |
4056 | strioc_ppa.ic_dp = (char *)&ppa; | |
4057 | if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0) | |
4058 | syslog (LOG_ERR, "Can't assign new interface"); | |
4059 | ||
4060 | TFR(if_fd = open("/dev/tap", O_RDWR, 0)); | |
4061 | if (if_fd < 0) { | |
4062 | syslog(LOG_ERR, "Can't open /dev/tap (2)"); | |
4063 | return -1; | |
4064 | } | |
4065 | if(ioctl(if_fd, I_PUSH, "ip") < 0){ | |
4066 | syslog(LOG_ERR, "Can't push IP module"); | |
4067 | return -1; | |
4068 | } | |
4069 | ||
4070 | if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0) | |
4071 | syslog(LOG_ERR, "Can't get flags\n"); | |
4072 | ||
4073 | snprintf (actual_name, 32, "tap%d", ppa); | |
4074 | strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name)); | |
4075 | ||
4076 | ifr.lifr_ppa = ppa; | |
4077 | /* Assign ppa according to the unit number returned by tun device */ | |
4078 | ||
4079 | if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0) | |
4080 | syslog (LOG_ERR, "Can't set PPA %d", ppa); | |
4081 | if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0) | |
4082 | syslog (LOG_ERR, "Can't get flags\n"); | |
4083 | /* Push arp module to if_fd */ | |
4084 | if (ioctl (if_fd, I_PUSH, "arp") < 0) | |
4085 | syslog (LOG_ERR, "Can't push ARP module (2)"); | |
4086 | ||
4087 | /* Push arp module to ip_fd */ | |
4088 | if (ioctl (ip_fd, I_POP, NULL) < 0) | |
4089 | syslog (LOG_ERR, "I_POP failed\n"); | |
4090 | if (ioctl (ip_fd, I_PUSH, "arp") < 0) | |
4091 | syslog (LOG_ERR, "Can't push ARP module (3)\n"); | |
4092 | /* Open arp_fd */ | |
4093 | TFR(arp_fd = open ("/dev/tap", O_RDWR, 0)); | |
4094 | if (arp_fd < 0) | |
4095 | syslog (LOG_ERR, "Can't open %s\n", "/dev/tap"); | |
4096 | ||
4097 | /* Set ifname to arp */ | |
4098 | strioc_if.ic_cmd = SIOCSLIFNAME; | |
4099 | strioc_if.ic_timout = 0; | |
4100 | strioc_if.ic_len = sizeof(ifr); | |
4101 | strioc_if.ic_dp = (char *)𝔦 | |
4102 | if (ioctl(arp_fd, I_STR, &strioc_if) < 0){ | |
4103 | syslog (LOG_ERR, "Can't set ifname to arp\n"); | |
4104 | } | |
4105 | ||
4106 | if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){ | |
4107 | syslog(LOG_ERR, "Can't link TAP device to IP"); | |
4108 | return -1; | |
4109 | } | |
4110 | ||
4111 | if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0) | |
4112 | syslog (LOG_ERR, "Can't link TAP device to ARP"); | |
4113 | ||
4114 | close (if_fd); | |
4115 | ||
4116 | memset(&ifr, 0x0, sizeof(ifr)); | |
4117 | strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name)); | |
4118 | ifr.lifr_ip_muxid = ip_muxid; | |
4119 | ifr.lifr_arp_muxid = arp_muxid; | |
4120 | ||
4121 | if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0) | |
4122 | { | |
4123 | ioctl (ip_fd, I_PUNLINK , arp_muxid); | |
4124 | ioctl (ip_fd, I_PUNLINK, ip_muxid); | |
4125 | syslog (LOG_ERR, "Can't set multiplexor id"); | |
4126 | } | |
4127 | ||
4128 | sprintf(dev, "tap%d", ppa); | |
4129 | return tap_fd; | |
4130 | } | |
4131 | ||
4132 | static int tap_open(char *ifname, int ifname_size) | |
4133 | { | |
4134 | char dev[10]=""; | |
4135 | int fd; | |
4136 | if( (fd = tap_alloc(dev)) < 0 ){ | |
4137 | fprintf(stderr, "Cannot allocate TAP device\n"); | |
4138 | return -1; | |
4139 | } | |
4140 | pstrcpy(ifname, ifname_size, dev); | |
4141 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
4142 | return fd; | |
4143 | } | |
4144 | #else | |
4145 | static int tap_open(char *ifname, int ifname_size) | |
4146 | { | |
4147 | struct ifreq ifr; | |
4148 | int fd, ret; | |
4149 | ||
4150 | TFR(fd = open("/dev/net/tun", O_RDWR)); | |
4151 | if (fd < 0) { | |
4152 | fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n"); | |
4153 | return -1; | |
4154 | } | |
4155 | memset(&ifr, 0, sizeof(ifr)); | |
4156 | ifr.ifr_flags = IFF_TAP | IFF_NO_PI; | |
4157 | if (ifname[0] != '\0') | |
4158 | pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname); | |
4159 | else | |
4160 | pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d"); | |
4161 | ret = ioctl(fd, TUNSETIFF, (void *) &ifr); | |
4162 | if (ret != 0) { | |
4163 | fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n"); | |
4164 | close(fd); | |
4165 | return -1; | |
4166 | } | |
4167 | pstrcpy(ifname, ifname_size, ifr.ifr_name); | |
4168 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
4169 | return fd; | |
4170 | } | |
4171 | #endif | |
4172 | ||
4173 | static int launch_script(const char *setup_script, const char *ifname, int fd) | |
4174 | { | |
4175 | int pid, status; | |
4176 | char *args[3]; | |
4177 | char **parg; | |
4178 | ||
4179 | /* try to launch network script */ | |
4180 | pid = fork(); | |
4181 | if (pid >= 0) { | |
4182 | if (pid == 0) { | |
4183 | int open_max = sysconf (_SC_OPEN_MAX), i; | |
4184 | for (i = 0; i < open_max; i++) | |
4185 | if (i != STDIN_FILENO && | |
4186 | i != STDOUT_FILENO && | |
4187 | i != STDERR_FILENO && | |
4188 | i != fd) | |
4189 | close(i); | |
4190 | ||
4191 | parg = args; | |
4192 | *parg++ = (char *)setup_script; | |
4193 | *parg++ = (char *)ifname; | |
4194 | *parg++ = NULL; | |
4195 | execv(setup_script, args); | |
4196 | _exit(1); | |
4197 | } | |
4198 | while (waitpid(pid, &status, 0) != pid); | |
4199 | if (!WIFEXITED(status) || | |
4200 | WEXITSTATUS(status) != 0) { | |
4201 | fprintf(stderr, "%s: could not launch network script\n", | |
4202 | setup_script); | |
4203 | return -1; | |
4204 | } | |
4205 | } | |
4206 | return 0; | |
4207 | } | |
4208 | ||
4209 | static int net_tap_init(VLANState *vlan, const char *ifname1, | |
4210 | const char *setup_script, const char *down_script) | |
4211 | { | |
4212 | TAPState *s; | |
4213 | int fd; | |
4214 | char ifname[128]; | |
4215 | ||
4216 | if (ifname1 != NULL) | |
4217 | pstrcpy(ifname, sizeof(ifname), ifname1); | |
4218 | else | |
4219 | ifname[0] = '\0'; | |
4220 | TFR(fd = tap_open(ifname, sizeof(ifname))); | |
4221 | if (fd < 0) | |
4222 | return -1; | |
4223 | ||
4224 | if (!setup_script || !strcmp(setup_script, "no")) | |
4225 | setup_script = ""; | |
4226 | if (setup_script[0] != '\0') { | |
4227 | if (launch_script(setup_script, ifname, fd)) | |
4228 | return -1; | |
4229 | } | |
4230 | s = net_tap_fd_init(vlan, fd); | |
4231 | if (!s) | |
4232 | return -1; | |
4233 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
4234 | "tap: ifname=%s setup_script=%s", ifname, setup_script); | |
4235 | if (down_script && strcmp(down_script, "no")) | |
4236 | snprintf(s->down_script, sizeof(s->down_script), "%s", down_script); | |
4237 | return 0; | |
4238 | } | |
4239 | ||
4240 | #endif /* !_WIN32 */ | |
4241 | ||
4242 | /* network connection */ | |
4243 | typedef struct NetSocketState { | |
4244 | VLANClientState *vc; | |
4245 | int fd; | |
4246 | int state; /* 0 = getting length, 1 = getting data */ | |
4247 | int index; | |
4248 | int packet_len; | |
4249 | uint8_t buf[4096]; | |
4250 | struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */ | |
4251 | } NetSocketState; | |
4252 | ||
4253 | typedef struct NetSocketListenState { | |
4254 | VLANState *vlan; | |
4255 | int fd; | |
4256 | } NetSocketListenState; | |
4257 | ||
4258 | /* XXX: we consider we can send the whole packet without blocking */ | |
4259 | static void net_socket_receive(void *opaque, const uint8_t *buf, int size) | |
4260 | { | |
4261 | NetSocketState *s = opaque; | |
4262 | uint32_t len; | |
4263 | len = htonl(size); | |
4264 | ||
4265 | send_all(s->fd, (const uint8_t *)&len, sizeof(len)); | |
4266 | send_all(s->fd, buf, size); | |
4267 | } | |
4268 | ||
4269 | static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size) | |
4270 | { | |
4271 | NetSocketState *s = opaque; | |
4272 | sendto(s->fd, buf, size, 0, | |
4273 | (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst)); | |
4274 | } | |
4275 | ||
4276 | static void net_socket_send(void *opaque) | |
4277 | { | |
4278 | NetSocketState *s = opaque; | |
4279 | int l, size, err; | |
4280 | uint8_t buf1[4096]; | |
4281 | const uint8_t *buf; | |
4282 | ||
4283 | size = recv(s->fd, buf1, sizeof(buf1), 0); | |
4284 | if (size < 0) { | |
4285 | err = socket_error(); | |
4286 | if (err != EWOULDBLOCK) | |
4287 | goto eoc; | |
4288 | } else if (size == 0) { | |
4289 | /* end of connection */ | |
4290 | eoc: | |
4291 | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); | |
4292 | closesocket(s->fd); | |
4293 | return; | |
4294 | } | |
4295 | buf = buf1; | |
4296 | while (size > 0) { | |
4297 | /* reassemble a packet from the network */ | |
4298 | switch(s->state) { | |
4299 | case 0: | |
4300 | l = 4 - s->index; | |
4301 | if (l > size) | |
4302 | l = size; | |
4303 | memcpy(s->buf + s->index, buf, l); | |
4304 | buf += l; | |
4305 | size -= l; | |
4306 | s->index += l; | |
4307 | if (s->index == 4) { | |
4308 | /* got length */ | |
4309 | s->packet_len = ntohl(*(uint32_t *)s->buf); | |
4310 | s->index = 0; | |
4311 | s->state = 1; | |
4312 | } | |
4313 | break; | |
4314 | case 1: | |
4315 | l = s->packet_len - s->index; | |
4316 | if (l > size) | |
4317 | l = size; | |
4318 | memcpy(s->buf + s->index, buf, l); | |
4319 | s->index += l; | |
4320 | buf += l; | |
4321 | size -= l; | |
4322 | if (s->index >= s->packet_len) { | |
4323 | qemu_send_packet(s->vc, s->buf, s->packet_len); | |
4324 | s->index = 0; | |
4325 | s->state = 0; | |
4326 | } | |
4327 | break; | |
4328 | } | |
4329 | } | |
4330 | } | |
4331 | ||
4332 | static void net_socket_send_dgram(void *opaque) | |
4333 | { | |
4334 | NetSocketState *s = opaque; | |
4335 | int size; | |
4336 | ||
4337 | size = recv(s->fd, s->buf, sizeof(s->buf), 0); | |
4338 | if (size < 0) | |
4339 | return; | |
4340 | if (size == 0) { | |
4341 | /* end of connection */ | |
4342 | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); | |
4343 | return; | |
4344 | } | |
4345 | qemu_send_packet(s->vc, s->buf, size); | |
4346 | } | |
4347 | ||
4348 | static int net_socket_mcast_create(struct sockaddr_in *mcastaddr) | |
4349 | { | |
4350 | struct ip_mreq imr; | |
4351 | int fd; | |
4352 | int val, ret; | |
4353 | if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) { | |
4354 | fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n", | |
4355 | inet_ntoa(mcastaddr->sin_addr), | |
4356 | (int)ntohl(mcastaddr->sin_addr.s_addr)); | |
4357 | return -1; | |
4358 | ||
4359 | } | |
4360 | fd = socket(PF_INET, SOCK_DGRAM, 0); | |
4361 | if (fd < 0) { | |
4362 | perror("socket(PF_INET, SOCK_DGRAM)"); | |
4363 | return -1; | |
4364 | } | |
4365 | ||
4366 | val = 1; | |
4367 | ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, | |
4368 | (const char *)&val, sizeof(val)); | |
4369 | if (ret < 0) { | |
4370 | perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)"); | |
4371 | goto fail; | |
4372 | } | |
4373 | ||
4374 | ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr)); | |
4375 | if (ret < 0) { | |
4376 | perror("bind"); | |
4377 | goto fail; | |
4378 | } | |
4379 | ||
4380 | /* Add host to multicast group */ | |
4381 | imr.imr_multiaddr = mcastaddr->sin_addr; | |
4382 | imr.imr_interface.s_addr = htonl(INADDR_ANY); | |
4383 | ||
4384 | ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP, | |
4385 | (const char *)&imr, sizeof(struct ip_mreq)); | |
4386 | if (ret < 0) { | |
4387 | perror("setsockopt(IP_ADD_MEMBERSHIP)"); | |
4388 | goto fail; | |
4389 | } | |
4390 | ||
4391 | /* Force mcast msgs to loopback (eg. several QEMUs in same host */ | |
4392 | val = 1; | |
4393 | ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, | |
4394 | (const char *)&val, sizeof(val)); | |
4395 | if (ret < 0) { | |
4396 | perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)"); | |
4397 | goto fail; | |
4398 | } | |
4399 | ||
4400 | socket_set_nonblock(fd); | |
4401 | return fd; | |
4402 | fail: | |
4403 | if (fd >= 0) | |
4404 | closesocket(fd); | |
4405 | return -1; | |
4406 | } | |
4407 | ||
4408 | static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd, | |
4409 | int is_connected) | |
4410 | { | |
4411 | struct sockaddr_in saddr; | |
4412 | int newfd; | |
4413 | socklen_t saddr_len; | |
4414 | NetSocketState *s; | |
4415 | ||
4416 | /* fd passed: multicast: "learn" dgram_dst address from bound address and save it | |
4417 | * Because this may be "shared" socket from a "master" process, datagrams would be recv() | |
4418 | * by ONLY ONE process: we must "clone" this dgram socket --jjo | |
4419 | */ | |
4420 | ||
4421 | if (is_connected) { | |
4422 | if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) { | |
4423 | /* must be bound */ | |
4424 | if (saddr.sin_addr.s_addr==0) { | |
4425 | fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n", | |
4426 | fd); | |
4427 | return NULL; | |
4428 | } | |
4429 | /* clone dgram socket */ | |
4430 | newfd = net_socket_mcast_create(&saddr); | |
4431 | if (newfd < 0) { | |
4432 | /* error already reported by net_socket_mcast_create() */ | |
4433 | close(fd); | |
4434 | return NULL; | |
4435 | } | |
4436 | /* clone newfd to fd, close newfd */ | |
4437 | dup2(newfd, fd); | |
4438 | close(newfd); | |
4439 | ||
4440 | } else { | |
4441 | fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n", | |
4442 | fd, strerror(errno)); | |
4443 | return NULL; | |
4444 | } | |
4445 | } | |
4446 | ||
4447 | s = qemu_mallocz(sizeof(NetSocketState)); | |
4448 | if (!s) | |
4449 | return NULL; | |
4450 | s->fd = fd; | |
4451 | ||
4452 | s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s); | |
4453 | qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s); | |
4454 | ||
4455 | /* mcast: save bound address as dst */ | |
4456 | if (is_connected) s->dgram_dst=saddr; | |
4457 | ||
4458 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
4459 | "socket: fd=%d (%s mcast=%s:%d)", | |
4460 | fd, is_connected? "cloned" : "", | |
4461 | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); | |
4462 | return s; | |
4463 | } | |
4464 | ||
4465 | static void net_socket_connect(void *opaque) | |
4466 | { | |
4467 | NetSocketState *s = opaque; | |
4468 | qemu_set_fd_handler(s->fd, net_socket_send, NULL, s); | |
4469 | } | |
4470 | ||
4471 | static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd, | |
4472 | int is_connected) | |
4473 | { | |
4474 | NetSocketState *s; | |
4475 | s = qemu_mallocz(sizeof(NetSocketState)); | |
4476 | if (!s) | |
4477 | return NULL; | |
4478 | s->fd = fd; | |
4479 | s->vc = qemu_new_vlan_client(vlan, | |
4480 | net_socket_receive, NULL, s); | |
4481 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
4482 | "socket: fd=%d", fd); | |
4483 | if (is_connected) { | |
4484 | net_socket_connect(s); | |
4485 | } else { | |
4486 | qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s); | |
4487 | } | |
4488 | return s; | |
4489 | } | |
4490 | ||
4491 | static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd, | |
4492 | int is_connected) | |
4493 | { | |
4494 | int so_type=-1, optlen=sizeof(so_type); | |
4495 | ||
4496 | if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, | |
4497 | (socklen_t *)&optlen)< 0) { | |
4498 | fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd); | |
4499 | return NULL; | |
4500 | } | |
4501 | switch(so_type) { | |
4502 | case SOCK_DGRAM: | |
4503 | return net_socket_fd_init_dgram(vlan, fd, is_connected); | |
4504 | case SOCK_STREAM: | |
4505 | return net_socket_fd_init_stream(vlan, fd, is_connected); | |
4506 | default: | |
4507 | /* who knows ... this could be a eg. a pty, do warn and continue as stream */ | |
4508 | fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd); | |
4509 | return net_socket_fd_init_stream(vlan, fd, is_connected); | |
4510 | } | |
4511 | return NULL; | |
4512 | } | |
4513 | ||
4514 | static void net_socket_accept(void *opaque) | |
4515 | { | |
4516 | NetSocketListenState *s = opaque; | |
4517 | NetSocketState *s1; | |
4518 | struct sockaddr_in saddr; | |
4519 | socklen_t len; | |
4520 | int fd; | |
4521 | ||
4522 | for(;;) { | |
4523 | len = sizeof(saddr); | |
4524 | fd = accept(s->fd, (struct sockaddr *)&saddr, &len); | |
4525 | if (fd < 0 && errno != EINTR) { | |
4526 | return; | |
4527 | } else if (fd >= 0) { | |
4528 | break; | |
4529 | } | |
4530 | } | |
4531 | s1 = net_socket_fd_init(s->vlan, fd, 1); | |
4532 | if (!s1) { | |
4533 | closesocket(fd); | |
4534 | } else { | |
4535 | snprintf(s1->vc->info_str, sizeof(s1->vc->info_str), | |
4536 | "socket: connection from %s:%d", | |
4537 | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); | |
4538 | } | |
4539 | } | |
4540 | ||
4541 | static int net_socket_listen_init(VLANState *vlan, const char *host_str) | |
4542 | { | |
4543 | NetSocketListenState *s; | |
4544 | int fd, val, ret; | |
4545 | struct sockaddr_in saddr; | |
4546 | ||
4547 | if (parse_host_port(&saddr, host_str) < 0) | |
4548 | return -1; | |
4549 | ||
4550 | s = qemu_mallocz(sizeof(NetSocketListenState)); | |
4551 | if (!s) | |
4552 | return -1; | |
4553 | ||
4554 | fd = socket(PF_INET, SOCK_STREAM, 0); | |
4555 | if (fd < 0) { | |
4556 | perror("socket"); | |
4557 | return -1; | |
4558 | } | |
4559 | socket_set_nonblock(fd); | |
4560 | ||
4561 | /* allow fast reuse */ | |
4562 | val = 1; | |
4563 | setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val)); | |
4564 | ||
4565 | ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)); | |
4566 | if (ret < 0) { | |
4567 | perror("bind"); | |
4568 | return -1; | |
4569 | } | |
4570 | ret = listen(fd, 0); | |
4571 | if (ret < 0) { | |
4572 | perror("listen"); | |
4573 | return -1; | |
4574 | } | |
4575 | s->vlan = vlan; | |
4576 | s->fd = fd; | |
4577 | qemu_set_fd_handler(fd, net_socket_accept, NULL, s); | |
4578 | return 0; | |
4579 | } | |
4580 | ||
4581 | static int net_socket_connect_init(VLANState *vlan, const char *host_str) | |
4582 | { | |
4583 | NetSocketState *s; | |
4584 | int fd, connected, ret, err; | |
4585 | struct sockaddr_in saddr; | |
4586 | ||
4587 | if (parse_host_port(&saddr, host_str) < 0) | |
4588 | return -1; | |
4589 | ||
4590 | fd = socket(PF_INET, SOCK_STREAM, 0); | |
4591 | if (fd < 0) { | |
4592 | perror("socket"); | |
4593 | return -1; | |
4594 | } | |
4595 | socket_set_nonblock(fd); | |
4596 | ||
4597 | connected = 0; | |
4598 | for(;;) { | |
4599 | ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr)); | |
4600 | if (ret < 0) { | |
4601 | err = socket_error(); | |
4602 | if (err == EINTR || err == EWOULDBLOCK) { | |
4603 | } else if (err == EINPROGRESS) { | |
4604 | break; | |
4605 | #ifdef _WIN32 | |
4606 | } else if (err == WSAEALREADY) { | |
4607 | break; | |
4608 | #endif | |
4609 | } else { | |
4610 | perror("connect"); | |
4611 | closesocket(fd); | |
4612 | return -1; | |
4613 | } | |
4614 | } else { | |
4615 | connected = 1; | |
4616 | break; | |
4617 | } | |
4618 | } | |
4619 | s = net_socket_fd_init(vlan, fd, connected); | |
4620 | if (!s) | |
4621 | return -1; | |
4622 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
4623 | "socket: connect to %s:%d", | |
4624 | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); | |
4625 | return 0; | |
4626 | } | |
4627 | ||
4628 | static int net_socket_mcast_init(VLANState *vlan, const char *host_str) | |
4629 | { | |
4630 | NetSocketState *s; | |
4631 | int fd; | |
4632 | struct sockaddr_in saddr; | |
4633 | ||
4634 | if (parse_host_port(&saddr, host_str) < 0) | |
4635 | return -1; | |
4636 | ||
4637 | ||
4638 | fd = net_socket_mcast_create(&saddr); | |
4639 | if (fd < 0) | |
4640 | return -1; | |
4641 | ||
4642 | s = net_socket_fd_init(vlan, fd, 0); | |
4643 | if (!s) | |
4644 | return -1; | |
4645 | ||
4646 | s->dgram_dst = saddr; | |
4647 | ||
4648 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
4649 | "socket: mcast=%s:%d", | |
4650 | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); | |
4651 | return 0; | |
4652 | ||
4653 | } | |
4654 | ||
4655 | static const char *get_opt_name(char *buf, int buf_size, const char *p) | |
4656 | { | |
4657 | char *q; | |
4658 | ||
4659 | q = buf; | |
4660 | while (*p != '\0' && *p != '=') { | |
4661 | if (q && (q - buf) < buf_size - 1) | |
4662 | *q++ = *p; | |
4663 | p++; | |
4664 | } | |
4665 | if (q) | |
4666 | *q = '\0'; | |
4667 | ||
4668 | return p; | |
4669 | } | |
4670 | ||
4671 | static const char *get_opt_value(char *buf, int buf_size, const char *p) | |
4672 | { | |
4673 | char *q; | |
4674 | ||
4675 | q = buf; | |
4676 | while (*p != '\0') { | |
4677 | if (*p == ',') { | |
4678 | if (*(p + 1) != ',') | |
4679 | break; | |
4680 | p++; | |
4681 | } | |
4682 | if (q && (q - buf) < buf_size - 1) | |
4683 | *q++ = *p; | |
4684 | p++; | |
4685 | } | |
4686 | if (q) | |
4687 | *q = '\0'; | |
4688 | ||
4689 | return p; | |
4690 | } | |
4691 | ||
4692 | static int get_param_value(char *buf, int buf_size, | |
4693 | const char *tag, const char *str) | |
4694 | { | |
4695 | const char *p; | |
4696 | char option[128]; | |
4697 | ||
4698 | p = str; | |
4699 | for(;;) { | |
4700 | p = get_opt_name(option, sizeof(option), p); | |
4701 | if (*p != '=') | |
4702 | break; | |
4703 | p++; | |
4704 | if (!strcmp(tag, option)) { | |
4705 | (void)get_opt_value(buf, buf_size, p); | |
4706 | return strlen(buf); | |
4707 | } else { | |
4708 | p = get_opt_value(NULL, 0, p); | |
4709 | } | |
4710 | if (*p != ',') | |
4711 | break; | |
4712 | p++; | |
4713 | } | |
4714 | return 0; | |
4715 | } | |
4716 | ||
4717 | static int check_params(char *buf, int buf_size, | |
4718 | char **params, const char *str) | |
4719 | { | |
4720 | const char *p; | |
4721 | int i; | |
4722 | ||
4723 | p = str; | |
4724 | for(;;) { | |
4725 | p = get_opt_name(buf, buf_size, p); | |
4726 | if (*p != '=') | |
4727 | return -1; | |
4728 | p++; | |
4729 | for(i = 0; params[i] != NULL; i++) | |
4730 | if (!strcmp(params[i], buf)) | |
4731 | break; | |
4732 | if (params[i] == NULL) | |
4733 | return -1; | |
4734 | p = get_opt_value(NULL, 0, p); | |
4735 | if (*p != ',') | |
4736 | break; | |
4737 | p++; | |
4738 | } | |
4739 | return 0; | |
4740 | } | |
4741 | ||
4742 | ||
4743 | static int net_client_init(const char *str) | |
4744 | { | |
4745 | const char *p; | |
4746 | char *q; | |
4747 | char device[64]; | |
4748 | char buf[1024]; | |
4749 | int vlan_id, ret; | |
4750 | VLANState *vlan; | |
4751 | ||
4752 | p = str; | |
4753 | q = device; | |
4754 | while (*p != '\0' && *p != ',') { | |
4755 | if ((q - device) < sizeof(device) - 1) | |
4756 | *q++ = *p; | |
4757 | p++; | |
4758 | } | |
4759 | *q = '\0'; | |
4760 | if (*p == ',') | |
4761 | p++; | |
4762 | vlan_id = 0; | |
4763 | if (get_param_value(buf, sizeof(buf), "vlan", p)) { | |
4764 | vlan_id = strtol(buf, NULL, 0); | |
4765 | } | |
4766 | vlan = qemu_find_vlan(vlan_id); | |
4767 | if (!vlan) { | |
4768 | fprintf(stderr, "Could not create vlan %d\n", vlan_id); | |
4769 | return -1; | |
4770 | } | |
4771 | if (!strcmp(device, "nic")) { | |
4772 | NICInfo *nd; | |
4773 | uint8_t *macaddr; | |
4774 | ||
4775 | if (nb_nics >= MAX_NICS) { | |
4776 | fprintf(stderr, "Too Many NICs\n"); | |
4777 | return -1; | |
4778 | } | |
4779 | nd = &nd_table[nb_nics]; | |
4780 | macaddr = nd->macaddr; | |
4781 | macaddr[0] = 0x52; | |
4782 | macaddr[1] = 0x54; | |
4783 | macaddr[2] = 0x00; | |
4784 | macaddr[3] = 0x12; | |
4785 | macaddr[4] = 0x34; | |
4786 | macaddr[5] = 0x56 + nb_nics; | |
4787 | ||
4788 | if (get_param_value(buf, sizeof(buf), "macaddr", p)) { | |
4789 | if (parse_macaddr(macaddr, buf) < 0) { | |
4790 | fprintf(stderr, "invalid syntax for ethernet address\n"); | |
4791 | return -1; | |
4792 | } | |
4793 | } | |
4794 | if (get_param_value(buf, sizeof(buf), "model", p)) { | |
4795 | nd->model = strdup(buf); | |
4796 | } | |
4797 | nd->vlan = vlan; | |
4798 | nb_nics++; | |
4799 | vlan->nb_guest_devs++; | |
4800 | ret = 0; | |
4801 | } else | |
4802 | if (!strcmp(device, "none")) { | |
4803 | /* does nothing. It is needed to signal that no network cards | |
4804 | are wanted */ | |
4805 | ret = 0; | |
4806 | } else | |
4807 | #ifdef CONFIG_SLIRP | |
4808 | if (!strcmp(device, "user")) { | |
4809 | if (get_param_value(buf, sizeof(buf), "hostname", p)) { | |
4810 | pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf); | |
4811 | } | |
4812 | vlan->nb_host_devs++; | |
4813 | ret = net_slirp_init(vlan); | |
4814 | } else | |
4815 | #endif | |
4816 | #ifdef _WIN32 | |
4817 | if (!strcmp(device, "tap")) { | |
4818 | char ifname[64]; | |
4819 | if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) { | |
4820 | fprintf(stderr, "tap: no interface name\n"); | |
4821 | return -1; | |
4822 | } | |
4823 | vlan->nb_host_devs++; | |
4824 | ret = tap_win32_init(vlan, ifname); | |
4825 | } else | |
4826 | #else | |
4827 | if (!strcmp(device, "tap")) { | |
4828 | char ifname[64]; | |
4829 | char setup_script[1024], down_script[1024]; | |
4830 | int fd; | |
4831 | vlan->nb_host_devs++; | |
4832 | if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { | |
4833 | fd = strtol(buf, NULL, 0); | |
4834 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
4835 | ret = -1; | |
4836 | if (net_tap_fd_init(vlan, fd)) | |
4837 | ret = 0; | |
4838 | } else { | |
4839 | if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) { | |
4840 | ifname[0] = '\0'; | |
4841 | } | |
4842 | if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) { | |
4843 | pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT); | |
4844 | } | |
4845 | if (get_param_value(down_script, sizeof(down_script), "downscript", p) == 0) { | |
4846 | pstrcpy(down_script, sizeof(down_script), DEFAULT_NETWORK_DOWN_SCRIPT); | |
4847 | } | |
4848 | ret = net_tap_init(vlan, ifname, setup_script, down_script); | |
4849 | } | |
4850 | } else | |
4851 | #endif | |
4852 | if (!strcmp(device, "socket")) { | |
4853 | if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { | |
4854 | int fd; | |
4855 | fd = strtol(buf, NULL, 0); | |
4856 | ret = -1; | |
4857 | if (net_socket_fd_init(vlan, fd, 1)) | |
4858 | ret = 0; | |
4859 | } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) { | |
4860 | ret = net_socket_listen_init(vlan, buf); | |
4861 | } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) { | |
4862 | ret = net_socket_connect_init(vlan, buf); | |
4863 | } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) { | |
4864 | ret = net_socket_mcast_init(vlan, buf); | |
4865 | } else { | |
4866 | fprintf(stderr, "Unknown socket options: %s\n", p); | |
4867 | return -1; | |
4868 | } | |
4869 | vlan->nb_host_devs++; | |
4870 | } else | |
4871 | { | |
4872 | fprintf(stderr, "Unknown network device: %s\n", device); | |
4873 | return -1; | |
4874 | } | |
4875 | if (ret < 0) { | |
4876 | fprintf(stderr, "Could not initialize device '%s'\n", device); | |
4877 | } | |
4878 | ||
4879 | return ret; | |
4880 | } | |
4881 | ||
4882 | void do_info_network(void) | |
4883 | { | |
4884 | VLANState *vlan; | |
4885 | VLANClientState *vc; | |
4886 | ||
4887 | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { | |
4888 | term_printf("VLAN %d devices:\n", vlan->id); | |
4889 | for(vc = vlan->first_client; vc != NULL; vc = vc->next) | |
4890 | term_printf(" %s\n", vc->info_str); | |
4891 | } | |
4892 | } | |
4893 | ||
4894 | #define HD_ALIAS "index=%d,media=disk" | |
4895 | #ifdef TARGET_PPC | |
4896 | #define CDROM_ALIAS "index=1,media=cdrom" | |
4897 | #else | |
4898 | #define CDROM_ALIAS "index=2,media=cdrom" | |
4899 | #endif | |
4900 | #define FD_ALIAS "index=%d,if=floppy" | |
4901 | #define PFLASH_ALIAS "if=pflash" | |
4902 | #define MTD_ALIAS "if=mtd" | |
4903 | #define SD_ALIAS "index=0,if=sd" | |
4904 | ||
4905 | static int drive_add(const char *file, const char *fmt, ...) | |
4906 | { | |
4907 | va_list ap; | |
4908 | ||
4909 | if (nb_drives_opt >= MAX_DRIVES) { | |
4910 | fprintf(stderr, "qemu: too many drives\n"); | |
4911 | exit(1); | |
4912 | } | |
4913 | ||
4914 | drives_opt[nb_drives_opt].file = file; | |
4915 | va_start(ap, fmt); | |
4916 | vsnprintf(drives_opt[nb_drives_opt].opt, | |
4917 | sizeof(drives_opt[0].opt), fmt, ap); | |
4918 | va_end(ap); | |
4919 | ||
4920 | return nb_drives_opt++; | |
4921 | } | |
4922 | ||
4923 | int drive_get_index(BlockInterfaceType type, int bus, int unit) | |
4924 | { | |
4925 | int index; | |
4926 | ||
4927 | /* seek interface, bus and unit */ | |
4928 | ||
4929 | for (index = 0; index < nb_drives; index++) | |
4930 | if (drives_table[index].type == type && | |
4931 | drives_table[index].bus == bus && | |
4932 | drives_table[index].unit == unit) | |
4933 | return index; | |
4934 | ||
4935 | return -1; | |
4936 | } | |
4937 | ||
4938 | int drive_get_max_bus(BlockInterfaceType type) | |
4939 | { | |
4940 | int max_bus; | |
4941 | int index; | |
4942 | ||
4943 | max_bus = -1; | |
4944 | for (index = 0; index < nb_drives; index++) { | |
4945 | if(drives_table[index].type == type && | |
4946 | drives_table[index].bus > max_bus) | |
4947 | max_bus = drives_table[index].bus; | |
4948 | } | |
4949 | return max_bus; | |
4950 | } | |
4951 | ||
4952 | static int drive_init(struct drive_opt *arg, int snapshot, | |
4953 | QEMUMachine *machine) | |
4954 | { | |
4955 | char buf[128]; | |
4956 | char file[1024]; | |
4957 | char devname[128]; | |
4958 | const char *mediastr = ""; | |
4959 | BlockInterfaceType type; | |
4960 | enum { MEDIA_DISK, MEDIA_CDROM } media; | |
4961 | int bus_id, unit_id; | |
4962 | int cyls, heads, secs, translation; | |
4963 | BlockDriverState *bdrv; | |
4964 | BlockDriver *drv = NULL; | |
4965 | int max_devs; | |
4966 | int index; | |
4967 | int cache; | |
4968 | int bdrv_flags; | |
4969 | char *str = arg->opt; | |
4970 | char *params[] = { "bus", "unit", "if", "index", "cyls", "heads", | |
4971 | "secs", "trans", "media", "snapshot", "file", | |
4972 | "cache", "format", NULL }; | |
4973 | ||
4974 | if (check_params(buf, sizeof(buf), params, str) < 0) { | |
4975 | fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n", | |
4976 | buf, str); | |
4977 | return -1; | |
4978 | } | |
4979 | ||
4980 | file[0] = 0; | |
4981 | cyls = heads = secs = 0; | |
4982 | bus_id = 0; | |
4983 | unit_id = -1; | |
4984 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
4985 | index = -1; | |
4986 | cache = 1; | |
4987 | ||
4988 | if (!strcmp(machine->name, "realview") || | |
4989 | !strcmp(machine->name, "SS-5") || | |
4990 | !strcmp(machine->name, "SS-10") || | |
4991 | !strcmp(machine->name, "SS-600MP") || | |
4992 | !strcmp(machine->name, "versatilepb") || | |
4993 | !strcmp(machine->name, "versatileab")) { | |
4994 | type = IF_SCSI; | |
4995 | max_devs = MAX_SCSI_DEVS; | |
4996 | strcpy(devname, "scsi"); | |
4997 | } else { | |
4998 | type = IF_IDE; | |
4999 | max_devs = MAX_IDE_DEVS; | |
5000 | strcpy(devname, "ide"); | |
5001 | } | |
5002 | media = MEDIA_DISK; | |
5003 | ||
5004 | /* extract parameters */ | |
5005 | ||
5006 | if (get_param_value(buf, sizeof(buf), "bus", str)) { | |
5007 | bus_id = strtol(buf, NULL, 0); | |
5008 | if (bus_id < 0) { | |
5009 | fprintf(stderr, "qemu: '%s' invalid bus id\n", str); | |
5010 | return -1; | |
5011 | } | |
5012 | } | |
5013 | ||
5014 | if (get_param_value(buf, sizeof(buf), "unit", str)) { | |
5015 | unit_id = strtol(buf, NULL, 0); | |
5016 | if (unit_id < 0) { | |
5017 | fprintf(stderr, "qemu: '%s' invalid unit id\n", str); | |
5018 | return -1; | |
5019 | } | |
5020 | } | |
5021 | ||
5022 | if (get_param_value(buf, sizeof(buf), "if", str)) { | |
5023 | strncpy(devname, buf, sizeof(devname)); | |
5024 | if (!strcmp(buf, "ide")) { | |
5025 | type = IF_IDE; | |
5026 | max_devs = MAX_IDE_DEVS; | |
5027 | } else if (!strcmp(buf, "scsi")) { | |
5028 | type = IF_SCSI; | |
5029 | max_devs = MAX_SCSI_DEVS; | |
5030 | } else if (!strcmp(buf, "floppy")) { | |
5031 | type = IF_FLOPPY; | |
5032 | max_devs = 0; | |
5033 | } else if (!strcmp(buf, "pflash")) { | |
5034 | type = IF_PFLASH; | |
5035 | max_devs = 0; | |
5036 | } else if (!strcmp(buf, "mtd")) { | |
5037 | type = IF_MTD; | |
5038 | max_devs = 0; | |
5039 | } else if (!strcmp(buf, "sd")) { | |
5040 | type = IF_SD; | |
5041 | max_devs = 0; | |
5042 | } else { | |
5043 | fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf); | |
5044 | return -1; | |
5045 | } | |
5046 | } | |
5047 | ||
5048 | if (get_param_value(buf, sizeof(buf), "index", str)) { | |
5049 | index = strtol(buf, NULL, 0); | |
5050 | if (index < 0) { | |
5051 | fprintf(stderr, "qemu: '%s' invalid index\n", str); | |
5052 | return -1; | |
5053 | } | |
5054 | } | |
5055 | ||
5056 | if (get_param_value(buf, sizeof(buf), "cyls", str)) { | |
5057 | cyls = strtol(buf, NULL, 0); | |
5058 | } | |
5059 | ||
5060 | if (get_param_value(buf, sizeof(buf), "heads", str)) { | |
5061 | heads = strtol(buf, NULL, 0); | |
5062 | } | |
5063 | ||
5064 | if (get_param_value(buf, sizeof(buf), "secs", str)) { | |
5065 | secs = strtol(buf, NULL, 0); | |
5066 | } | |
5067 | ||
5068 | if (cyls || heads || secs) { | |
5069 | if (cyls < 1 || cyls > 16383) { | |
5070 | fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str); | |
5071 | return -1; | |
5072 | } | |
5073 | if (heads < 1 || heads > 16) { | |
5074 | fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str); | |
5075 | return -1; | |
5076 | } | |
5077 | if (secs < 1 || secs > 63) { | |
5078 | fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str); | |
5079 | return -1; | |
5080 | } | |
5081 | } | |
5082 | ||
5083 | if (get_param_value(buf, sizeof(buf), "trans", str)) { | |
5084 | if (!cyls) { | |
5085 | fprintf(stderr, | |
5086 | "qemu: '%s' trans must be used with cyls,heads and secs\n", | |
5087 | str); | |
5088 | return -1; | |
5089 | } | |
5090 | if (!strcmp(buf, "none")) | |
5091 | translation = BIOS_ATA_TRANSLATION_NONE; | |
5092 | else if (!strcmp(buf, "lba")) | |
5093 | translation = BIOS_ATA_TRANSLATION_LBA; | |
5094 | else if (!strcmp(buf, "auto")) | |
5095 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
5096 | else { | |
5097 | fprintf(stderr, "qemu: '%s' invalid translation type\n", str); | |
5098 | return -1; | |
5099 | } | |
5100 | } | |
5101 | ||
5102 | if (get_param_value(buf, sizeof(buf), "media", str)) { | |
5103 | if (!strcmp(buf, "disk")) { | |
5104 | media = MEDIA_DISK; | |
5105 | } else if (!strcmp(buf, "cdrom")) { | |
5106 | if (cyls || secs || heads) { | |
5107 | fprintf(stderr, | |
5108 | "qemu: '%s' invalid physical CHS format\n", str); | |
5109 | return -1; | |
5110 | } | |
5111 | media = MEDIA_CDROM; | |
5112 | } else { | |
5113 | fprintf(stderr, "qemu: '%s' invalid media\n", str); | |
5114 | return -1; | |
5115 | } | |
5116 | } | |
5117 | ||
5118 | if (get_param_value(buf, sizeof(buf), "snapshot", str)) { | |
5119 | if (!strcmp(buf, "on")) | |
5120 | snapshot = 1; | |
5121 | else if (!strcmp(buf, "off")) | |
5122 | snapshot = 0; | |
5123 | else { | |
5124 | fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str); | |
5125 | return -1; | |
5126 | } | |
5127 | } | |
5128 | ||
5129 | if (get_param_value(buf, sizeof(buf), "cache", str)) { | |
5130 | if (!strcmp(buf, "off")) | |
5131 | cache = 0; | |
5132 | else if (!strcmp(buf, "on")) | |
5133 | cache = 1; | |
5134 | else { | |
5135 | fprintf(stderr, "qemu: invalid cache option\n"); | |
5136 | return -1; | |
5137 | } | |
5138 | } | |
5139 | ||
5140 | if (get_param_value(buf, sizeof(buf), "format", str)) { | |
5141 | drv = bdrv_find_format(buf); | |
5142 | if (!drv) { | |
5143 | fprintf(stderr, "qemu: '%s' invalid format\n", buf); | |
5144 | return -1; | |
5145 | } | |
5146 | } | |
5147 | ||
5148 | if (arg->file == NULL) | |
5149 | get_param_value(file, sizeof(file), "file", str); | |
5150 | else | |
5151 | pstrcpy(file, sizeof(file), arg->file); | |
5152 | ||
5153 | /* compute bus and unit according index */ | |
5154 | ||
5155 | if (index != -1) { | |
5156 | if (bus_id != 0 || unit_id != -1) { | |
5157 | fprintf(stderr, | |
5158 | "qemu: '%s' index cannot be used with bus and unit\n", str); | |
5159 | return -1; | |
5160 | } | |
5161 | if (max_devs == 0) | |
5162 | { | |
5163 | unit_id = index; | |
5164 | bus_id = 0; | |
5165 | } else { | |
5166 | unit_id = index % max_devs; | |
5167 | bus_id = index / max_devs; | |
5168 | } | |
5169 | } | |
5170 | ||
5171 | /* if user doesn't specify a unit_id, | |
5172 | * try to find the first free | |
5173 | */ | |
5174 | ||
5175 | if (unit_id == -1) { | |
5176 | unit_id = 0; | |
5177 | while (drive_get_index(type, bus_id, unit_id) != -1) { | |
5178 | unit_id++; | |
5179 | if (max_devs && unit_id >= max_devs) { | |
5180 | unit_id -= max_devs; | |
5181 | bus_id++; | |
5182 | } | |
5183 | } | |
5184 | } | |
5185 | ||
5186 | /* check unit id */ | |
5187 | ||
5188 | if (max_devs && unit_id >= max_devs) { | |
5189 | fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n", | |
5190 | str, unit_id, max_devs - 1); | |
5191 | return -1; | |
5192 | } | |
5193 | ||
5194 | /* | |
5195 | * ignore multiple definitions | |
5196 | */ | |
5197 | ||
5198 | if (drive_get_index(type, bus_id, unit_id) != -1) | |
5199 | return 0; | |
5200 | ||
5201 | /* init */ | |
5202 | ||
5203 | if (type == IF_IDE || type == IF_SCSI) | |
5204 | mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; | |
5205 | if (max_devs) | |
5206 | snprintf(buf, sizeof(buf), "%s%i%s%i", | |
5207 | devname, bus_id, mediastr, unit_id); | |
5208 | else | |
5209 | snprintf(buf, sizeof(buf), "%s%s%i", | |
5210 | devname, mediastr, unit_id); | |
5211 | bdrv = bdrv_new(buf); | |
5212 | drives_table[nb_drives].bdrv = bdrv; | |
5213 | drives_table[nb_drives].type = type; | |
5214 | drives_table[nb_drives].bus = bus_id; | |
5215 | drives_table[nb_drives].unit = unit_id; | |
5216 | nb_drives++; | |
5217 | ||
5218 | switch(type) { | |
5219 | case IF_IDE: | |
5220 | case IF_SCSI: | |
5221 | switch(media) { | |
5222 | case MEDIA_DISK: | |
5223 | if (cyls != 0) { | |
5224 | bdrv_set_geometry_hint(bdrv, cyls, heads, secs); | |
5225 | bdrv_set_translation_hint(bdrv, translation); | |
5226 | } | |
5227 | break; | |
5228 | case MEDIA_CDROM: | |
5229 | bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM); | |
5230 | break; | |
5231 | } | |
5232 | break; | |
5233 | case IF_SD: | |
5234 | /* FIXME: This isn't really a floppy, but it's a reasonable | |
5235 | approximation. */ | |
5236 | case IF_FLOPPY: | |
5237 | bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY); | |
5238 | break; | |
5239 | case IF_PFLASH: | |
5240 | case IF_MTD: | |
5241 | break; | |
5242 | } | |
5243 | if (!file[0]) | |
5244 | return 0; | |
5245 | bdrv_flags = 0; | |
5246 | if (snapshot) | |
5247 | bdrv_flags |= BDRV_O_SNAPSHOT; | |
5248 | if (!cache) | |
5249 | bdrv_flags |= BDRV_O_DIRECT; | |
5250 | if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0 || qemu_key_check(bdrv, file)) { | |
5251 | fprintf(stderr, "qemu: could not open disk image %s\n", | |
5252 | file); | |
5253 | return -1; | |
5254 | } | |
5255 | return 0; | |
5256 | } | |
5257 | ||
5258 | /***********************************************************/ | |
5259 | /* USB devices */ | |
5260 | ||
5261 | static USBPort *used_usb_ports; | |
5262 | static USBPort *free_usb_ports; | |
5263 | ||
5264 | /* ??? Maybe change this to register a hub to keep track of the topology. */ | |
5265 | void qemu_register_usb_port(USBPort *port, void *opaque, int index, | |
5266 | usb_attachfn attach) | |
5267 | { | |
5268 | port->opaque = opaque; | |
5269 | port->index = index; | |
5270 | port->attach = attach; | |
5271 | port->next = free_usb_ports; | |
5272 | free_usb_ports = port; | |
5273 | } | |
5274 | ||
5275 | static int usb_device_add(const char *devname) | |
5276 | { | |
5277 | const char *p; | |
5278 | USBDevice *dev; | |
5279 | USBPort *port; | |
5280 | ||
5281 | if (!free_usb_ports) | |
5282 | return -1; | |
5283 | ||
5284 | if (strstart(devname, "host:", &p)) { | |
5285 | dev = usb_host_device_open(p); | |
5286 | } else if (!strcmp(devname, "mouse")) { | |
5287 | dev = usb_mouse_init(); | |
5288 | } else if (!strcmp(devname, "tablet")) { | |
5289 | dev = usb_tablet_init(); | |
5290 | } else if (!strcmp(devname, "keyboard")) { | |
5291 | dev = usb_keyboard_init(); | |
5292 | } else if (strstart(devname, "disk:", &p)) { | |
5293 | dev = usb_msd_init(p); | |
5294 | } else if (!strcmp(devname, "wacom-tablet")) { | |
5295 | dev = usb_wacom_init(); | |
5296 | } else if (strstart(devname, "serial:", &p)) { | |
5297 | dev = usb_serial_init(p); | |
5298 | #ifdef CONFIG_BRLAPI | |
5299 | } else if (!strcmp(devname, "braille")) { | |
5300 | dev = usb_baum_init(); | |
5301 | #endif | |
5302 | } else { | |
5303 | return -1; | |
5304 | } | |
5305 | if (!dev) | |
5306 | return -1; | |
5307 | ||
5308 | /* Find a USB port to add the device to. */ | |
5309 | port = free_usb_ports; | |
5310 | if (!port->next) { | |
5311 | USBDevice *hub; | |
5312 | ||
5313 | /* Create a new hub and chain it on. */ | |
5314 | free_usb_ports = NULL; | |
5315 | port->next = used_usb_ports; | |
5316 | used_usb_ports = port; | |
5317 | ||
5318 | hub = usb_hub_init(VM_USB_HUB_SIZE); | |
5319 | usb_attach(port, hub); | |
5320 | port = free_usb_ports; | |
5321 | } | |
5322 | ||
5323 | free_usb_ports = port->next; | |
5324 | port->next = used_usb_ports; | |
5325 | used_usb_ports = port; | |
5326 | usb_attach(port, dev); | |
5327 | return 0; | |
5328 | } | |
5329 | ||
5330 | static int usb_device_del(const char *devname) | |
5331 | { | |
5332 | USBPort *port; | |
5333 | USBPort **lastp; | |
5334 | USBDevice *dev; | |
5335 | int bus_num, addr; | |
5336 | const char *p; | |
5337 | ||
5338 | if (!used_usb_ports) | |
5339 | return -1; | |
5340 | ||
5341 | p = strchr(devname, '.'); | |
5342 | if (!p) | |
5343 | return -1; | |
5344 | bus_num = strtoul(devname, NULL, 0); | |
5345 | addr = strtoul(p + 1, NULL, 0); | |
5346 | if (bus_num != 0) | |
5347 | return -1; | |
5348 | ||
5349 | lastp = &used_usb_ports; | |
5350 | port = used_usb_ports; | |
5351 | while (port && port->dev->addr != addr) { | |
5352 | lastp = &port->next; | |
5353 | port = port->next; | |
5354 | } | |
5355 | ||
5356 | if (!port) | |
5357 | return -1; | |
5358 | ||
5359 | dev = port->dev; | |
5360 | *lastp = port->next; | |
5361 | usb_attach(port, NULL); | |
5362 | dev->handle_destroy(dev); | |
5363 | port->next = free_usb_ports; | |
5364 | free_usb_ports = port; | |
5365 | return 0; | |
5366 | } | |
5367 | ||
5368 | void do_usb_add(const char *devname) | |
5369 | { | |
5370 | int ret; | |
5371 | ret = usb_device_add(devname); | |
5372 | if (ret < 0) | |
5373 | term_printf("Could not add USB device '%s'\n", devname); | |
5374 | } | |
5375 | ||
5376 | void do_usb_del(const char *devname) | |
5377 | { | |
5378 | int ret; | |
5379 | ret = usb_device_del(devname); | |
5380 | if (ret < 0) | |
5381 | term_printf("Could not remove USB device '%s'\n", devname); | |
5382 | } | |
5383 | ||
5384 | void usb_info(void) | |
5385 | { | |
5386 | USBDevice *dev; | |
5387 | USBPort *port; | |
5388 | const char *speed_str; | |
5389 | ||
5390 | if (!usb_enabled) { | |
5391 | term_printf("USB support not enabled\n"); | |
5392 | return; | |
5393 | } | |
5394 | ||
5395 | for (port = used_usb_ports; port; port = port->next) { | |
5396 | dev = port->dev; | |
5397 | if (!dev) | |
5398 | continue; | |
5399 | switch(dev->speed) { | |
5400 | case USB_SPEED_LOW: | |
5401 | speed_str = "1.5"; | |
5402 | break; | |
5403 | case USB_SPEED_FULL: | |
5404 | speed_str = "12"; | |
5405 | break; | |
5406 | case USB_SPEED_HIGH: | |
5407 | speed_str = "480"; | |
5408 | break; | |
5409 | default: | |
5410 | speed_str = "?"; | |
5411 | break; | |
5412 | } | |
5413 | term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n", | |
5414 | 0, dev->addr, speed_str, dev->devname); | |
5415 | } | |
5416 | } | |
5417 | ||
5418 | /***********************************************************/ | |
5419 | /* PCMCIA/Cardbus */ | |
5420 | ||
5421 | static struct pcmcia_socket_entry_s { | |
5422 | struct pcmcia_socket_s *socket; | |
5423 | struct pcmcia_socket_entry_s *next; | |
5424 | } *pcmcia_sockets = 0; | |
5425 | ||
5426 | void pcmcia_socket_register(struct pcmcia_socket_s *socket) | |
5427 | { | |
5428 | struct pcmcia_socket_entry_s *entry; | |
5429 | ||
5430 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
5431 | entry->socket = socket; | |
5432 | entry->next = pcmcia_sockets; | |
5433 | pcmcia_sockets = entry; | |
5434 | } | |
5435 | ||
5436 | void pcmcia_socket_unregister(struct pcmcia_socket_s *socket) | |
5437 | { | |
5438 | struct pcmcia_socket_entry_s *entry, **ptr; | |
5439 | ||
5440 | ptr = &pcmcia_sockets; | |
5441 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
5442 | if (entry->socket == socket) { | |
5443 | *ptr = entry->next; | |
5444 | qemu_free(entry); | |
5445 | } | |
5446 | } | |
5447 | ||
5448 | void pcmcia_info(void) | |
5449 | { | |
5450 | struct pcmcia_socket_entry_s *iter; | |
5451 | if (!pcmcia_sockets) | |
5452 | term_printf("No PCMCIA sockets\n"); | |
5453 | ||
5454 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
5455 | term_printf("%s: %s\n", iter->socket->slot_string, | |
5456 | iter->socket->attached ? iter->socket->card_string : | |
5457 | "Empty"); | |
5458 | } | |
5459 | ||
5460 | /***********************************************************/ | |
5461 | /* dumb display */ | |
5462 | ||
5463 | static void dumb_update(DisplayState *ds, int x, int y, int w, int h) | |
5464 | { | |
5465 | } | |
5466 | ||
5467 | static void dumb_resize(DisplayState *ds, int w, int h) | |
5468 | { | |
5469 | } | |
5470 | ||
5471 | static void dumb_refresh(DisplayState *ds) | |
5472 | { | |
5473 | #if defined(CONFIG_SDL) | |
5474 | vga_hw_update(); | |
5475 | #endif | |
5476 | } | |
5477 | ||
5478 | static void dumb_display_init(DisplayState *ds) | |
5479 | { | |
5480 | ds->data = NULL; | |
5481 | ds->linesize = 0; | |
5482 | ds->depth = 0; | |
5483 | ds->dpy_update = dumb_update; | |
5484 | ds->dpy_resize = dumb_resize; | |
5485 | ds->dpy_refresh = dumb_refresh; | |
5486 | } | |
5487 | ||
5488 | /***********************************************************/ | |
5489 | /* I/O handling */ | |
5490 | ||
5491 | #define MAX_IO_HANDLERS 64 | |
5492 | ||
5493 | typedef struct IOHandlerRecord { | |
5494 | int fd; | |
5495 | IOCanRWHandler *fd_read_poll; | |
5496 | IOHandler *fd_read; | |
5497 | IOHandler *fd_write; | |
5498 | int deleted; | |
5499 | void *opaque; | |
5500 | /* temporary data */ | |
5501 | struct pollfd *ufd; | |
5502 | struct IOHandlerRecord *next; | |
5503 | } IOHandlerRecord; | |
5504 | ||
5505 | static IOHandlerRecord *first_io_handler; | |
5506 | ||
5507 | /* XXX: fd_read_poll should be suppressed, but an API change is | |
5508 | necessary in the character devices to suppress fd_can_read(). */ | |
5509 | int qemu_set_fd_handler2(int fd, | |
5510 | IOCanRWHandler *fd_read_poll, | |
5511 | IOHandler *fd_read, | |
5512 | IOHandler *fd_write, | |
5513 | void *opaque) | |
5514 | { | |
5515 | IOHandlerRecord **pioh, *ioh; | |
5516 | ||
5517 | if (!fd_read && !fd_write) { | |
5518 | pioh = &first_io_handler; | |
5519 | for(;;) { | |
5520 | ioh = *pioh; | |
5521 | if (ioh == NULL) | |
5522 | break; | |
5523 | if (ioh->fd == fd) { | |
5524 | ioh->deleted = 1; | |
5525 | break; | |
5526 | } | |
5527 | pioh = &ioh->next; | |
5528 | } | |
5529 | } else { | |
5530 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
5531 | if (ioh->fd == fd) | |
5532 | goto found; | |
5533 | } | |
5534 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
5535 | if (!ioh) | |
5536 | return -1; | |
5537 | ioh->next = first_io_handler; | |
5538 | first_io_handler = ioh; | |
5539 | found: | |
5540 | ioh->fd = fd; | |
5541 | ioh->fd_read_poll = fd_read_poll; | |
5542 | ioh->fd_read = fd_read; | |
5543 | ioh->fd_write = fd_write; | |
5544 | ioh->opaque = opaque; | |
5545 | ioh->deleted = 0; | |
5546 | } | |
5547 | return 0; | |
5548 | } | |
5549 | ||
5550 | int qemu_set_fd_handler(int fd, | |
5551 | IOHandler *fd_read, | |
5552 | IOHandler *fd_write, | |
5553 | void *opaque) | |
5554 | { | |
5555 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); | |
5556 | } | |
5557 | ||
5558 | /***********************************************************/ | |
5559 | /* Polling handling */ | |
5560 | ||
5561 | typedef struct PollingEntry { | |
5562 | PollingFunc *func; | |
5563 | void *opaque; | |
5564 | struct PollingEntry *next; | |
5565 | } PollingEntry; | |
5566 | ||
5567 | static PollingEntry *first_polling_entry; | |
5568 | ||
5569 | int qemu_add_polling_cb(PollingFunc *func, void *opaque) | |
5570 | { | |
5571 | PollingEntry **ppe, *pe; | |
5572 | pe = qemu_mallocz(sizeof(PollingEntry)); | |
5573 | if (!pe) | |
5574 | return -1; | |
5575 | pe->func = func; | |
5576 | pe->opaque = opaque; | |
5577 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); | |
5578 | *ppe = pe; | |
5579 | return 0; | |
5580 | } | |
5581 | ||
5582 | void qemu_del_polling_cb(PollingFunc *func, void *opaque) | |
5583 | { | |
5584 | PollingEntry **ppe, *pe; | |
5585 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { | |
5586 | pe = *ppe; | |
5587 | if (pe->func == func && pe->opaque == opaque) { | |
5588 | *ppe = pe->next; | |
5589 | qemu_free(pe); | |
5590 | break; | |
5591 | } | |
5592 | } | |
5593 | } | |
5594 | ||
5595 | #ifdef _WIN32 | |
5596 | /***********************************************************/ | |
5597 | /* Wait objects support */ | |
5598 | typedef struct WaitObjects { | |
5599 | int num; | |
5600 | HANDLE events[MAXIMUM_WAIT_OBJECTS + 1]; | |
5601 | WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1]; | |
5602 | void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; | |
5603 | } WaitObjects; | |
5604 | ||
5605 | static WaitObjects wait_objects = {0}; | |
5606 | ||
5607 | int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
5608 | { | |
5609 | WaitObjects *w = &wait_objects; | |
5610 | ||
5611 | if (w->num >= MAXIMUM_WAIT_OBJECTS) | |
5612 | return -1; | |
5613 | w->events[w->num] = handle; | |
5614 | w->func[w->num] = func; | |
5615 | w->opaque[w->num] = opaque; | |
5616 | w->num++; | |
5617 | return 0; | |
5618 | } | |
5619 | ||
5620 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
5621 | { | |
5622 | int i, found; | |
5623 | WaitObjects *w = &wait_objects; | |
5624 | ||
5625 | found = 0; | |
5626 | for (i = 0; i < w->num; i++) { | |
5627 | if (w->events[i] == handle) | |
5628 | found = 1; | |
5629 | if (found) { | |
5630 | w->events[i] = w->events[i + 1]; | |
5631 | w->func[i] = w->func[i + 1]; | |
5632 | w->opaque[i] = w->opaque[i + 1]; | |
5633 | } | |
5634 | } | |
5635 | if (found) | |
5636 | w->num--; | |
5637 | } | |
5638 | #endif | |
5639 | ||
5640 | /***********************************************************/ | |
5641 | /* savevm/loadvm support */ | |
5642 | ||
5643 | #define IO_BUF_SIZE 32768 | |
5644 | ||
5645 | struct QEMUFile { | |
5646 | FILE *outfile; | |
5647 | BlockDriverState *bs; | |
5648 | int is_file; | |
5649 | int is_writable; | |
5650 | int64_t base_offset; | |
5651 | int64_t buf_offset; /* start of buffer when writing, end of buffer | |
5652 | when reading */ | |
5653 | int buf_index; | |
5654 | int buf_size; /* 0 when writing */ | |
5655 | uint8_t buf[IO_BUF_SIZE]; | |
5656 | }; | |
5657 | ||
5658 | QEMUFile *qemu_fopen(const char *filename, const char *mode) | |
5659 | { | |
5660 | QEMUFile *f; | |
5661 | ||
5662 | f = qemu_mallocz(sizeof(QEMUFile)); | |
5663 | if (!f) | |
5664 | return NULL; | |
5665 | if (!strcmp(mode, "wb")) { | |
5666 | f->is_writable = 1; | |
5667 | } else if (!strcmp(mode, "rb")) { | |
5668 | f->is_writable = 0; | |
5669 | } else { | |
5670 | goto fail; | |
5671 | } | |
5672 | f->outfile = fopen(filename, mode); | |
5673 | if (!f->outfile) | |
5674 | goto fail; | |
5675 | f->is_file = 1; | |
5676 | return f; | |
5677 | fail: | |
5678 | if (f->outfile) | |
5679 | fclose(f->outfile); | |
5680 | qemu_free(f); | |
5681 | return NULL; | |
5682 | } | |
5683 | ||
5684 | static QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable) | |
5685 | { | |
5686 | QEMUFile *f; | |
5687 | ||
5688 | f = qemu_mallocz(sizeof(QEMUFile)); | |
5689 | if (!f) | |
5690 | return NULL; | |
5691 | f->is_file = 0; | |
5692 | f->bs = bs; | |
5693 | f->is_writable = is_writable; | |
5694 | f->base_offset = offset; | |
5695 | return f; | |
5696 | } | |
5697 | ||
5698 | void qemu_fflush(QEMUFile *f) | |
5699 | { | |
5700 | if (!f->is_writable) | |
5701 | return; | |
5702 | if (f->buf_index > 0) { | |
5703 | if (f->is_file) { | |
5704 | fseek(f->outfile, f->buf_offset, SEEK_SET); | |
5705 | fwrite(f->buf, 1, f->buf_index, f->outfile); | |
5706 | } else { | |
5707 | bdrv_pwrite(f->bs, f->base_offset + f->buf_offset, | |
5708 | f->buf, f->buf_index); | |
5709 | } | |
5710 | f->buf_offset += f->buf_index; | |
5711 | f->buf_index = 0; | |
5712 | } | |
5713 | } | |
5714 | ||
5715 | static void qemu_fill_buffer(QEMUFile *f) | |
5716 | { | |
5717 | int len; | |
5718 | ||
5719 | if (f->is_writable) | |
5720 | return; | |
5721 | if (f->is_file) { | |
5722 | fseek(f->outfile, f->buf_offset, SEEK_SET); | |
5723 | len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile); | |
5724 | if (len < 0) | |
5725 | len = 0; | |
5726 | } else { | |
5727 | len = bdrv_pread(f->bs, f->base_offset + f->buf_offset, | |
5728 | f->buf, IO_BUF_SIZE); | |
5729 | if (len < 0) | |
5730 | len = 0; | |
5731 | } | |
5732 | f->buf_index = 0; | |
5733 | f->buf_size = len; | |
5734 | f->buf_offset += len; | |
5735 | } | |
5736 | ||
5737 | void qemu_fclose(QEMUFile *f) | |
5738 | { | |
5739 | if (f->is_writable) | |
5740 | qemu_fflush(f); | |
5741 | if (f->is_file) { | |
5742 | fclose(f->outfile); | |
5743 | } | |
5744 | qemu_free(f); | |
5745 | } | |
5746 | ||
5747 | void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size) | |
5748 | { | |
5749 | int l; | |
5750 | while (size > 0) { | |
5751 | l = IO_BUF_SIZE - f->buf_index; | |
5752 | if (l > size) | |
5753 | l = size; | |
5754 | memcpy(f->buf + f->buf_index, buf, l); | |
5755 | f->buf_index += l; | |
5756 | buf += l; | |
5757 | size -= l; | |
5758 | if (f->buf_index >= IO_BUF_SIZE) | |
5759 | qemu_fflush(f); | |
5760 | } | |
5761 | } | |
5762 | ||
5763 | void qemu_put_byte(QEMUFile *f, int v) | |
5764 | { | |
5765 | f->buf[f->buf_index++] = v; | |
5766 | if (f->buf_index >= IO_BUF_SIZE) | |
5767 | qemu_fflush(f); | |
5768 | } | |
5769 | ||
5770 | int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1) | |
5771 | { | |
5772 | int size, l; | |
5773 | ||
5774 | size = size1; | |
5775 | while (size > 0) { | |
5776 | l = f->buf_size - f->buf_index; | |
5777 | if (l == 0) { | |
5778 | qemu_fill_buffer(f); | |
5779 | l = f->buf_size - f->buf_index; | |
5780 | if (l == 0) | |
5781 | break; | |
5782 | } | |
5783 | if (l > size) | |
5784 | l = size; | |
5785 | memcpy(buf, f->buf + f->buf_index, l); | |
5786 | f->buf_index += l; | |
5787 | buf += l; | |
5788 | size -= l; | |
5789 | } | |
5790 | return size1 - size; | |
5791 | } | |
5792 | ||
5793 | int qemu_get_byte(QEMUFile *f) | |
5794 | { | |
5795 | if (f->buf_index >= f->buf_size) { | |
5796 | qemu_fill_buffer(f); | |
5797 | if (f->buf_index >= f->buf_size) | |
5798 | return 0; | |
5799 | } | |
5800 | return f->buf[f->buf_index++]; | |
5801 | } | |
5802 | ||
5803 | int64_t qemu_ftell(QEMUFile *f) | |
5804 | { | |
5805 | return f->buf_offset - f->buf_size + f->buf_index; | |
5806 | } | |
5807 | ||
5808 | int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence) | |
5809 | { | |
5810 | if (whence == SEEK_SET) { | |
5811 | /* nothing to do */ | |
5812 | } else if (whence == SEEK_CUR) { | |
5813 | pos += qemu_ftell(f); | |
5814 | } else { | |
5815 | /* SEEK_END not supported */ | |
5816 | return -1; | |
5817 | } | |
5818 | if (f->is_writable) { | |
5819 | qemu_fflush(f); | |
5820 | f->buf_offset = pos; | |
5821 | } else { | |
5822 | f->buf_offset = pos; | |
5823 | f->buf_index = 0; | |
5824 | f->buf_size = 0; | |
5825 | } | |
5826 | return pos; | |
5827 | } | |
5828 | ||
5829 | void qemu_put_be16(QEMUFile *f, unsigned int v) | |
5830 | { | |
5831 | qemu_put_byte(f, v >> 8); | |
5832 | qemu_put_byte(f, v); | |
5833 | } | |
5834 | ||
5835 | void qemu_put_be32(QEMUFile *f, unsigned int v) | |
5836 | { | |
5837 | qemu_put_byte(f, v >> 24); | |
5838 | qemu_put_byte(f, v >> 16); | |
5839 | qemu_put_byte(f, v >> 8); | |
5840 | qemu_put_byte(f, v); | |
5841 | } | |
5842 | ||
5843 | void qemu_put_be64(QEMUFile *f, uint64_t v) | |
5844 | { | |
5845 | qemu_put_be32(f, v >> 32); | |
5846 | qemu_put_be32(f, v); | |
5847 | } | |
5848 | ||
5849 | unsigned int qemu_get_be16(QEMUFile *f) | |
5850 | { | |
5851 | unsigned int v; | |
5852 | v = qemu_get_byte(f) << 8; | |
5853 | v |= qemu_get_byte(f); | |
5854 | return v; | |
5855 | } | |
5856 | ||
5857 | unsigned int qemu_get_be32(QEMUFile *f) | |
5858 | { | |
5859 | unsigned int v; | |
5860 | v = qemu_get_byte(f) << 24; | |
5861 | v |= qemu_get_byte(f) << 16; | |
5862 | v |= qemu_get_byte(f) << 8; | |
5863 | v |= qemu_get_byte(f); | |
5864 | return v; | |
5865 | } | |
5866 | ||
5867 | uint64_t qemu_get_be64(QEMUFile *f) | |
5868 | { | |
5869 | uint64_t v; | |
5870 | v = (uint64_t)qemu_get_be32(f) << 32; | |
5871 | v |= qemu_get_be32(f); | |
5872 | return v; | |
5873 | } | |
5874 | ||
5875 | typedef struct SaveStateEntry { | |
5876 | char idstr[256]; | |
5877 | int instance_id; | |
5878 | int version_id; | |
5879 | SaveStateHandler *save_state; | |
5880 | LoadStateHandler *load_state; | |
5881 | void *opaque; | |
5882 | struct SaveStateEntry *next; | |
5883 | } SaveStateEntry; | |
5884 | ||
5885 | static SaveStateEntry *first_se; | |
5886 | ||
5887 | int register_savevm(const char *idstr, | |
5888 | int instance_id, | |
5889 | int version_id, | |
5890 | SaveStateHandler *save_state, | |
5891 | LoadStateHandler *load_state, | |
5892 | void *opaque) | |
5893 | { | |
5894 | SaveStateEntry *se, **pse; | |
5895 | ||
5896 | se = qemu_malloc(sizeof(SaveStateEntry)); | |
5897 | if (!se) | |
5898 | return -1; | |
5899 | pstrcpy(se->idstr, sizeof(se->idstr), idstr); | |
5900 | se->instance_id = instance_id; | |
5901 | se->version_id = version_id; | |
5902 | se->save_state = save_state; | |
5903 | se->load_state = load_state; | |
5904 | se->opaque = opaque; | |
5905 | se->next = NULL; | |
5906 | ||
5907 | /* add at the end of list */ | |
5908 | pse = &first_se; | |
5909 | while (*pse != NULL) | |
5910 | pse = &(*pse)->next; | |
5911 | *pse = se; | |
5912 | return 0; | |
5913 | } | |
5914 | ||
5915 | #define QEMU_VM_FILE_MAGIC 0x5145564d | |
5916 | #define QEMU_VM_FILE_VERSION 0x00000002 | |
5917 | ||
5918 | static int qemu_savevm_state(QEMUFile *f) | |
5919 | { | |
5920 | SaveStateEntry *se; | |
5921 | int len, ret; | |
5922 | int64_t cur_pos, len_pos, total_len_pos; | |
5923 | ||
5924 | qemu_put_be32(f, QEMU_VM_FILE_MAGIC); | |
5925 | qemu_put_be32(f, QEMU_VM_FILE_VERSION); | |
5926 | total_len_pos = qemu_ftell(f); | |
5927 | qemu_put_be64(f, 0); /* total size */ | |
5928 | ||
5929 | for(se = first_se; se != NULL; se = se->next) { | |
5930 | /* ID string */ | |
5931 | len = strlen(se->idstr); | |
5932 | qemu_put_byte(f, len); | |
5933 | qemu_put_buffer(f, (uint8_t *)se->idstr, len); | |
5934 | ||
5935 | qemu_put_be32(f, se->instance_id); | |
5936 | qemu_put_be32(f, se->version_id); | |
5937 | ||
5938 | /* record size: filled later */ | |
5939 | len_pos = qemu_ftell(f); | |
5940 | qemu_put_be32(f, 0); | |
5941 | se->save_state(f, se->opaque); | |
5942 | ||
5943 | /* fill record size */ | |
5944 | cur_pos = qemu_ftell(f); | |
5945 | len = cur_pos - len_pos - 4; | |
5946 | qemu_fseek(f, len_pos, SEEK_SET); | |
5947 | qemu_put_be32(f, len); | |
5948 | qemu_fseek(f, cur_pos, SEEK_SET); | |
5949 | } | |
5950 | cur_pos = qemu_ftell(f); | |
5951 | qemu_fseek(f, total_len_pos, SEEK_SET); | |
5952 | qemu_put_be64(f, cur_pos - total_len_pos - 8); | |
5953 | qemu_fseek(f, cur_pos, SEEK_SET); | |
5954 | ||
5955 | ret = 0; | |
5956 | return ret; | |
5957 | } | |
5958 | ||
5959 | static SaveStateEntry *find_se(const char *idstr, int instance_id) | |
5960 | { | |
5961 | SaveStateEntry *se; | |
5962 | ||
5963 | for(se = first_se; se != NULL; se = se->next) { | |
5964 | if (!strcmp(se->idstr, idstr) && | |
5965 | instance_id == se->instance_id) | |
5966 | return se; | |
5967 | } | |
5968 | return NULL; | |
5969 | } | |
5970 | ||
5971 | static int qemu_loadvm_state(QEMUFile *f) | |
5972 | { | |
5973 | SaveStateEntry *se; | |
5974 | int len, ret, instance_id, record_len, version_id; | |
5975 | int64_t total_len, end_pos, cur_pos; | |
5976 | unsigned int v; | |
5977 | char idstr[256]; | |
5978 | ||
5979 | v = qemu_get_be32(f); | |
5980 | if (v != QEMU_VM_FILE_MAGIC) | |
5981 | goto fail; | |
5982 | v = qemu_get_be32(f); | |
5983 | if (v != QEMU_VM_FILE_VERSION) { | |
5984 | fail: | |
5985 | ret = -1; | |
5986 | goto the_end; | |
5987 | } | |
5988 | total_len = qemu_get_be64(f); | |
5989 | end_pos = total_len + qemu_ftell(f); | |
5990 | for(;;) { | |
5991 | if (qemu_ftell(f) >= end_pos) | |
5992 | break; | |
5993 | len = qemu_get_byte(f); | |
5994 | qemu_get_buffer(f, (uint8_t *)idstr, len); | |
5995 | idstr[len] = '\0'; | |
5996 | instance_id = qemu_get_be32(f); | |
5997 | version_id = qemu_get_be32(f); | |
5998 | record_len = qemu_get_be32(f); | |
5999 | #if 0 | |
6000 | printf("idstr=%s instance=0x%x version=%d len=%d\n", | |
6001 | idstr, instance_id, version_id, record_len); | |
6002 | #endif | |
6003 | cur_pos = qemu_ftell(f); | |
6004 | se = find_se(idstr, instance_id); | |
6005 | if (!se) { | |
6006 | fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n", | |
6007 | instance_id, idstr); | |
6008 | } else { | |
6009 | ret = se->load_state(f, se->opaque, version_id); | |
6010 | if (ret < 0) { | |
6011 | fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n", | |
6012 | instance_id, idstr); | |
6013 | } | |
6014 | } | |
6015 | /* always seek to exact end of record */ | |
6016 | qemu_fseek(f, cur_pos + record_len, SEEK_SET); | |
6017 | } | |
6018 | ret = 0; | |
6019 | the_end: | |
6020 | return ret; | |
6021 | } | |
6022 | ||
6023 | /* device can contain snapshots */ | |
6024 | static int bdrv_can_snapshot(BlockDriverState *bs) | |
6025 | { | |
6026 | return (bs && | |
6027 | !bdrv_is_removable(bs) && | |
6028 | !bdrv_is_read_only(bs)); | |
6029 | } | |
6030 | ||
6031 | /* device must be snapshots in order to have a reliable snapshot */ | |
6032 | static int bdrv_has_snapshot(BlockDriverState *bs) | |
6033 | { | |
6034 | return (bs && | |
6035 | !bdrv_is_removable(bs) && | |
6036 | !bdrv_is_read_only(bs)); | |
6037 | } | |
6038 | ||
6039 | static BlockDriverState *get_bs_snapshots(void) | |
6040 | { | |
6041 | BlockDriverState *bs; | |
6042 | int i; | |
6043 | ||
6044 | if (bs_snapshots) | |
6045 | return bs_snapshots; | |
6046 | for(i = 0; i <= nb_drives; i++) { | |
6047 | bs = drives_table[i].bdrv; | |
6048 | if (bdrv_can_snapshot(bs)) | |
6049 | goto ok; | |
6050 | } | |
6051 | return NULL; | |
6052 | ok: | |
6053 | bs_snapshots = bs; | |
6054 | return bs; | |
6055 | } | |
6056 | ||
6057 | static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info, | |
6058 | const char *name) | |
6059 | { | |
6060 | QEMUSnapshotInfo *sn_tab, *sn; | |
6061 | int nb_sns, i, ret; | |
6062 | ||
6063 | ret = -ENOENT; | |
6064 | nb_sns = bdrv_snapshot_list(bs, &sn_tab); | |
6065 | if (nb_sns < 0) | |
6066 | return ret; | |
6067 | for(i = 0; i < nb_sns; i++) { | |
6068 | sn = &sn_tab[i]; | |
6069 | if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) { | |
6070 | *sn_info = *sn; | |
6071 | ret = 0; | |
6072 | break; | |
6073 | } | |
6074 | } | |
6075 | qemu_free(sn_tab); | |
6076 | return ret; | |
6077 | } | |
6078 | ||
6079 | void do_savevm(const char *name) | |
6080 | { | |
6081 | BlockDriverState *bs, *bs1; | |
6082 | QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1; | |
6083 | int must_delete, ret, i; | |
6084 | BlockDriverInfo bdi1, *bdi = &bdi1; | |
6085 | QEMUFile *f; | |
6086 | int saved_vm_running; | |
6087 | #ifdef _WIN32 | |
6088 | struct _timeb tb; | |
6089 | #else | |
6090 | struct timeval tv; | |
6091 | #endif | |
6092 | ||
6093 | bs = get_bs_snapshots(); | |
6094 | if (!bs) { | |
6095 | term_printf("No block device can accept snapshots\n"); | |
6096 | return; | |
6097 | } | |
6098 | ||
6099 | /* ??? Should this occur after vm_stop? */ | |
6100 | qemu_aio_flush(); | |
6101 | ||
6102 | saved_vm_running = vm_running; | |
6103 | vm_stop(0); | |
6104 | ||
6105 | must_delete = 0; | |
6106 | if (name) { | |
6107 | ret = bdrv_snapshot_find(bs, old_sn, name); | |
6108 | if (ret >= 0) { | |
6109 | must_delete = 1; | |
6110 | } | |
6111 | } | |
6112 | memset(sn, 0, sizeof(*sn)); | |
6113 | if (must_delete) { | |
6114 | pstrcpy(sn->name, sizeof(sn->name), old_sn->name); | |
6115 | pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str); | |
6116 | } else { | |
6117 | if (name) | |
6118 | pstrcpy(sn->name, sizeof(sn->name), name); | |
6119 | } | |
6120 | ||
6121 | /* fill auxiliary fields */ | |
6122 | #ifdef _WIN32 | |
6123 | _ftime(&tb); | |
6124 | sn->date_sec = tb.time; | |
6125 | sn->date_nsec = tb.millitm * 1000000; | |
6126 | #else | |
6127 | gettimeofday(&tv, NULL); | |
6128 | sn->date_sec = tv.tv_sec; | |
6129 | sn->date_nsec = tv.tv_usec * 1000; | |
6130 | #endif | |
6131 | sn->vm_clock_nsec = qemu_get_clock(vm_clock); | |
6132 | ||
6133 | if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) { | |
6134 | term_printf("Device %s does not support VM state snapshots\n", | |
6135 | bdrv_get_device_name(bs)); | |
6136 | goto the_end; | |
6137 | } | |
6138 | ||
6139 | /* save the VM state */ | |
6140 | f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1); | |
6141 | if (!f) { | |
6142 | term_printf("Could not open VM state file\n"); | |
6143 | goto the_end; | |
6144 | } | |
6145 | ret = qemu_savevm_state(f); | |
6146 | sn->vm_state_size = qemu_ftell(f); | |
6147 | qemu_fclose(f); | |
6148 | if (ret < 0) { | |
6149 | term_printf("Error %d while writing VM\n", ret); | |
6150 | goto the_end; | |
6151 | } | |
6152 | ||
6153 | /* create the snapshots */ | |
6154 | ||
6155 | for(i = 0; i < nb_drives; i++) { | |
6156 | bs1 = drives_table[i].bdrv; | |
6157 | if (bdrv_has_snapshot(bs1)) { | |
6158 | if (must_delete) { | |
6159 | ret = bdrv_snapshot_delete(bs1, old_sn->id_str); | |
6160 | if (ret < 0) { | |
6161 | term_printf("Error while deleting snapshot on '%s'\n", | |
6162 | bdrv_get_device_name(bs1)); | |
6163 | } | |
6164 | } | |
6165 | ret = bdrv_snapshot_create(bs1, sn); | |
6166 | if (ret < 0) { | |
6167 | term_printf("Error while creating snapshot on '%s'\n", | |
6168 | bdrv_get_device_name(bs1)); | |
6169 | } | |
6170 | } | |
6171 | } | |
6172 | ||
6173 | the_end: | |
6174 | if (saved_vm_running) | |
6175 | vm_start(); | |
6176 | } | |
6177 | ||
6178 | void do_loadvm(const char *name) | |
6179 | { | |
6180 | BlockDriverState *bs, *bs1; | |
6181 | BlockDriverInfo bdi1, *bdi = &bdi1; | |
6182 | QEMUFile *f; | |
6183 | int i, ret; | |
6184 | int saved_vm_running; | |
6185 | ||
6186 | bs = get_bs_snapshots(); | |
6187 | if (!bs) { | |
6188 | term_printf("No block device supports snapshots\n"); | |
6189 | return; | |
6190 | } | |
6191 | ||
6192 | /* Flush all IO requests so they don't interfere with the new state. */ | |
6193 | qemu_aio_flush(); | |
6194 | ||
6195 | saved_vm_running = vm_running; | |
6196 | vm_stop(0); | |
6197 | ||
6198 | for(i = 0; i <= nb_drives; i++) { | |
6199 | bs1 = drives_table[i].bdrv; | |
6200 | if (bdrv_has_snapshot(bs1)) { | |
6201 | ret = bdrv_snapshot_goto(bs1, name); | |
6202 | if (ret < 0) { | |
6203 | if (bs != bs1) | |
6204 | term_printf("Warning: "); | |
6205 | switch(ret) { | |
6206 | case -ENOTSUP: | |
6207 | term_printf("Snapshots not supported on device '%s'\n", | |
6208 | bdrv_get_device_name(bs1)); | |
6209 | break; | |
6210 | case -ENOENT: | |
6211 | term_printf("Could not find snapshot '%s' on device '%s'\n", | |
6212 | name, bdrv_get_device_name(bs1)); | |
6213 | break; | |
6214 | default: | |
6215 | term_printf("Error %d while activating snapshot on '%s'\n", | |
6216 | ret, bdrv_get_device_name(bs1)); | |
6217 | break; | |
6218 | } | |
6219 | /* fatal on snapshot block device */ | |
6220 | if (bs == bs1) | |
6221 | goto the_end; | |
6222 | } | |
6223 | } | |
6224 | } | |
6225 | ||
6226 | if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) { | |
6227 | term_printf("Device %s does not support VM state snapshots\n", | |
6228 | bdrv_get_device_name(bs)); | |
6229 | return; | |
6230 | } | |
6231 | ||
6232 | /* restore the VM state */ | |
6233 | f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0); | |
6234 | if (!f) { | |
6235 | term_printf("Could not open VM state file\n"); | |
6236 | goto the_end; | |
6237 | } | |
6238 | ret = qemu_loadvm_state(f); | |
6239 | qemu_fclose(f); | |
6240 | if (ret < 0) { | |
6241 | term_printf("Error %d while loading VM state\n", ret); | |
6242 | } | |
6243 | the_end: | |
6244 | if (saved_vm_running) | |
6245 | vm_start(); | |
6246 | } | |
6247 | ||
6248 | void do_delvm(const char *name) | |
6249 | { | |
6250 | BlockDriverState *bs, *bs1; | |
6251 | int i, ret; | |
6252 | ||
6253 | bs = get_bs_snapshots(); | |
6254 | if (!bs) { | |
6255 | term_printf("No block device supports snapshots\n"); | |
6256 | return; | |
6257 | } | |
6258 | ||
6259 | for(i = 0; i <= nb_drives; i++) { | |
6260 | bs1 = drives_table[i].bdrv; | |
6261 | if (bdrv_has_snapshot(bs1)) { | |
6262 | ret = bdrv_snapshot_delete(bs1, name); | |
6263 | if (ret < 0) { | |
6264 | if (ret == -ENOTSUP) | |
6265 | term_printf("Snapshots not supported on device '%s'\n", | |
6266 | bdrv_get_device_name(bs1)); | |
6267 | else | |
6268 | term_printf("Error %d while deleting snapshot on '%s'\n", | |
6269 | ret, bdrv_get_device_name(bs1)); | |
6270 | } | |
6271 | } | |
6272 | } | |
6273 | } | |
6274 | ||
6275 | void do_info_snapshots(void) | |
6276 | { | |
6277 | BlockDriverState *bs, *bs1; | |
6278 | QEMUSnapshotInfo *sn_tab, *sn; | |
6279 | int nb_sns, i; | |
6280 | char buf[256]; | |
6281 | ||
6282 | bs = get_bs_snapshots(); | |
6283 | if (!bs) { | |
6284 | term_printf("No available block device supports snapshots\n"); | |
6285 | return; | |
6286 | } | |
6287 | term_printf("Snapshot devices:"); | |
6288 | for(i = 0; i <= nb_drives; i++) { | |
6289 | bs1 = drives_table[i].bdrv; | |
6290 | if (bdrv_has_snapshot(bs1)) { | |
6291 | if (bs == bs1) | |
6292 | term_printf(" %s", bdrv_get_device_name(bs1)); | |
6293 | } | |
6294 | } | |
6295 | term_printf("\n"); | |
6296 | ||
6297 | nb_sns = bdrv_snapshot_list(bs, &sn_tab); | |
6298 | if (nb_sns < 0) { | |
6299 | term_printf("bdrv_snapshot_list: error %d\n", nb_sns); | |
6300 | return; | |
6301 | } | |
6302 | term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs)); | |
6303 | term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL)); | |
6304 | for(i = 0; i < nb_sns; i++) { | |
6305 | sn = &sn_tab[i]; | |
6306 | term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn)); | |
6307 | } | |
6308 | qemu_free(sn_tab); | |
6309 | } | |
6310 | ||
6311 | /***********************************************************/ | |
6312 | /* cpu save/restore */ | |
6313 | ||
6314 | #if defined(TARGET_I386) | |
6315 | ||
6316 | static void cpu_put_seg(QEMUFile *f, SegmentCache *dt) | |
6317 | { | |
6318 | qemu_put_be32(f, dt->selector); | |
6319 | qemu_put_betl(f, dt->base); | |
6320 | qemu_put_be32(f, dt->limit); | |
6321 | qemu_put_be32(f, dt->flags); | |
6322 | } | |
6323 | ||
6324 | static void cpu_get_seg(QEMUFile *f, SegmentCache *dt) | |
6325 | { | |
6326 | dt->selector = qemu_get_be32(f); | |
6327 | dt->base = qemu_get_betl(f); | |
6328 | dt->limit = qemu_get_be32(f); | |
6329 | dt->flags = qemu_get_be32(f); | |
6330 | } | |
6331 | ||
6332 | void cpu_save(QEMUFile *f, void *opaque) | |
6333 | { | |
6334 | CPUState *env = opaque; | |
6335 | uint16_t fptag, fpus, fpuc, fpregs_format; | |
6336 | uint32_t hflags; | |
6337 | int i; | |
6338 | ||
6339 | for(i = 0; i < CPU_NB_REGS; i++) | |
6340 | qemu_put_betls(f, &env->regs[i]); | |
6341 | qemu_put_betls(f, &env->eip); | |
6342 | qemu_put_betls(f, &env->eflags); | |
6343 | hflags = env->hflags; /* XXX: suppress most of the redundant hflags */ | |
6344 | qemu_put_be32s(f, &hflags); | |
6345 | ||
6346 | /* FPU */ | |
6347 | fpuc = env->fpuc; | |
6348 | fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; | |
6349 | fptag = 0; | |
6350 | for(i = 0; i < 8; i++) { | |
6351 | fptag |= ((!env->fptags[i]) << i); | |
6352 | } | |
6353 | ||
6354 | qemu_put_be16s(f, &fpuc); | |
6355 | qemu_put_be16s(f, &fpus); | |
6356 | qemu_put_be16s(f, &fptag); | |
6357 | ||
6358 | #ifdef USE_X86LDOUBLE | |
6359 | fpregs_format = 0; | |
6360 | #else | |
6361 | fpregs_format = 1; | |
6362 | #endif | |
6363 | qemu_put_be16s(f, &fpregs_format); | |
6364 | ||
6365 | for(i = 0; i < 8; i++) { | |
6366 | #ifdef USE_X86LDOUBLE | |
6367 | { | |
6368 | uint64_t mant; | |
6369 | uint16_t exp; | |
6370 | /* we save the real CPU data (in case of MMX usage only 'mant' | |
6371 | contains the MMX register */ | |
6372 | cpu_get_fp80(&mant, &exp, env->fpregs[i].d); | |
6373 | qemu_put_be64(f, mant); | |
6374 | qemu_put_be16(f, exp); | |
6375 | } | |
6376 | #else | |
6377 | /* if we use doubles for float emulation, we save the doubles to | |
6378 | avoid losing information in case of MMX usage. It can give | |
6379 | problems if the image is restored on a CPU where long | |
6380 | doubles are used instead. */ | |
6381 | qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0)); | |
6382 | #endif | |
6383 | } | |
6384 | ||
6385 | for(i = 0; i < 6; i++) | |
6386 | cpu_put_seg(f, &env->segs[i]); | |
6387 | cpu_put_seg(f, &env->ldt); | |
6388 | cpu_put_seg(f, &env->tr); | |
6389 | cpu_put_seg(f, &env->gdt); | |
6390 | cpu_put_seg(f, &env->idt); | |
6391 | ||
6392 | qemu_put_be32s(f, &env->sysenter_cs); | |
6393 | qemu_put_be32s(f, &env->sysenter_esp); | |
6394 | qemu_put_be32s(f, &env->sysenter_eip); | |
6395 | ||
6396 | qemu_put_betls(f, &env->cr[0]); | |
6397 | qemu_put_betls(f, &env->cr[2]); | |
6398 | qemu_put_betls(f, &env->cr[3]); | |
6399 | qemu_put_betls(f, &env->cr[4]); | |
6400 | ||
6401 | for(i = 0; i < 8; i++) | |
6402 | qemu_put_betls(f, &env->dr[i]); | |
6403 | ||
6404 | /* MMU */ | |
6405 | qemu_put_be32s(f, &env->a20_mask); | |
6406 | ||
6407 | /* XMM */ | |
6408 | qemu_put_be32s(f, &env->mxcsr); | |
6409 | for(i = 0; i < CPU_NB_REGS; i++) { | |
6410 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
6411 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
6412 | } | |
6413 | ||
6414 | #ifdef TARGET_X86_64 | |
6415 | qemu_put_be64s(f, &env->efer); | |
6416 | qemu_put_be64s(f, &env->star); | |
6417 | qemu_put_be64s(f, &env->lstar); | |
6418 | qemu_put_be64s(f, &env->cstar); | |
6419 | qemu_put_be64s(f, &env->fmask); | |
6420 | qemu_put_be64s(f, &env->kernelgsbase); | |
6421 | #endif | |
6422 | qemu_put_be32s(f, &env->smbase); | |
6423 | } | |
6424 | ||
6425 | #ifdef USE_X86LDOUBLE | |
6426 | /* XXX: add that in a FPU generic layer */ | |
6427 | union x86_longdouble { | |
6428 | uint64_t mant; | |
6429 | uint16_t exp; | |
6430 | }; | |
6431 | ||
6432 | #define MANTD1(fp) (fp & ((1LL << 52) - 1)) | |
6433 | #define EXPBIAS1 1023 | |
6434 | #define EXPD1(fp) ((fp >> 52) & 0x7FF) | |
6435 | #define SIGND1(fp) ((fp >> 32) & 0x80000000) | |
6436 | ||
6437 | static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp) | |
6438 | { | |
6439 | int e; | |
6440 | /* mantissa */ | |
6441 | p->mant = (MANTD1(temp) << 11) | (1LL << 63); | |
6442 | /* exponent + sign */ | |
6443 | e = EXPD1(temp) - EXPBIAS1 + 16383; | |
6444 | e |= SIGND1(temp) >> 16; | |
6445 | p->exp = e; | |
6446 | } | |
6447 | #endif | |
6448 | ||
6449 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
6450 | { | |
6451 | CPUState *env = opaque; | |
6452 | int i, guess_mmx; | |
6453 | uint32_t hflags; | |
6454 | uint16_t fpus, fpuc, fptag, fpregs_format; | |
6455 | ||
6456 | if (version_id != 3 && version_id != 4) | |
6457 | return -EINVAL; | |
6458 | for(i = 0; i < CPU_NB_REGS; i++) | |
6459 | qemu_get_betls(f, &env->regs[i]); | |
6460 | qemu_get_betls(f, &env->eip); | |
6461 | qemu_get_betls(f, &env->eflags); | |
6462 | qemu_get_be32s(f, &hflags); | |
6463 | ||
6464 | qemu_get_be16s(f, &fpuc); | |
6465 | qemu_get_be16s(f, &fpus); | |
6466 | qemu_get_be16s(f, &fptag); | |
6467 | qemu_get_be16s(f, &fpregs_format); | |
6468 | ||
6469 | /* NOTE: we cannot always restore the FPU state if the image come | |
6470 | from a host with a different 'USE_X86LDOUBLE' define. We guess | |
6471 | if we are in an MMX state to restore correctly in that case. */ | |
6472 | guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0); | |
6473 | for(i = 0; i < 8; i++) { | |
6474 | uint64_t mant; | |
6475 | uint16_t exp; | |
6476 | ||
6477 | switch(fpregs_format) { | |
6478 | case 0: | |
6479 | mant = qemu_get_be64(f); | |
6480 | exp = qemu_get_be16(f); | |
6481 | #ifdef USE_X86LDOUBLE | |
6482 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
6483 | #else | |
6484 | /* difficult case */ | |
6485 | if (guess_mmx) | |
6486 | env->fpregs[i].mmx.MMX_Q(0) = mant; | |
6487 | else | |
6488 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
6489 | #endif | |
6490 | break; | |
6491 | case 1: | |
6492 | mant = qemu_get_be64(f); | |
6493 | #ifdef USE_X86LDOUBLE | |
6494 | { | |
6495 | union x86_longdouble *p; | |
6496 | /* difficult case */ | |
6497 | p = (void *)&env->fpregs[i]; | |
6498 | if (guess_mmx) { | |
6499 | p->mant = mant; | |
6500 | p->exp = 0xffff; | |
6501 | } else { | |
6502 | fp64_to_fp80(p, mant); | |
6503 | } | |
6504 | } | |
6505 | #else | |
6506 | env->fpregs[i].mmx.MMX_Q(0) = mant; | |
6507 | #endif | |
6508 | break; | |
6509 | default: | |
6510 | return -EINVAL; | |
6511 | } | |
6512 | } | |
6513 | ||
6514 | env->fpuc = fpuc; | |
6515 | /* XXX: restore FPU round state */ | |
6516 | env->fpstt = (fpus >> 11) & 7; | |
6517 | env->fpus = fpus & ~0x3800; | |
6518 | fptag ^= 0xff; | |
6519 | for(i = 0; i < 8; i++) { | |
6520 | env->fptags[i] = (fptag >> i) & 1; | |
6521 | } | |
6522 | ||
6523 | for(i = 0; i < 6; i++) | |
6524 | cpu_get_seg(f, &env->segs[i]); | |
6525 | cpu_get_seg(f, &env->ldt); | |
6526 | cpu_get_seg(f, &env->tr); | |
6527 | cpu_get_seg(f, &env->gdt); | |
6528 | cpu_get_seg(f, &env->idt); | |
6529 | ||
6530 | qemu_get_be32s(f, &env->sysenter_cs); | |
6531 | qemu_get_be32s(f, &env->sysenter_esp); | |
6532 | qemu_get_be32s(f, &env->sysenter_eip); | |
6533 | ||
6534 | qemu_get_betls(f, &env->cr[0]); | |
6535 | qemu_get_betls(f, &env->cr[2]); | |
6536 | qemu_get_betls(f, &env->cr[3]); | |
6537 | qemu_get_betls(f, &env->cr[4]); | |
6538 | ||
6539 | for(i = 0; i < 8; i++) | |
6540 | qemu_get_betls(f, &env->dr[i]); | |
6541 | ||
6542 | /* MMU */ | |
6543 | qemu_get_be32s(f, &env->a20_mask); | |
6544 | ||
6545 | qemu_get_be32s(f, &env->mxcsr); | |
6546 | for(i = 0; i < CPU_NB_REGS; i++) { | |
6547 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
6548 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
6549 | } | |
6550 | ||
6551 | #ifdef TARGET_X86_64 | |
6552 | qemu_get_be64s(f, &env->efer); | |
6553 | qemu_get_be64s(f, &env->star); | |
6554 | qemu_get_be64s(f, &env->lstar); | |
6555 | qemu_get_be64s(f, &env->cstar); | |
6556 | qemu_get_be64s(f, &env->fmask); | |
6557 | qemu_get_be64s(f, &env->kernelgsbase); | |
6558 | #endif | |
6559 | if (version_id >= 4) | |
6560 | qemu_get_be32s(f, &env->smbase); | |
6561 | ||
6562 | /* XXX: compute hflags from scratch, except for CPL and IIF */ | |
6563 | env->hflags = hflags; | |
6564 | tlb_flush(env, 1); | |
6565 | return 0; | |
6566 | } | |
6567 | ||
6568 | #elif defined(TARGET_PPC) | |
6569 | void cpu_save(QEMUFile *f, void *opaque) | |
6570 | { | |
6571 | } | |
6572 | ||
6573 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
6574 | { | |
6575 | return 0; | |
6576 | } | |
6577 | ||
6578 | #elif defined(TARGET_MIPS) | |
6579 | void cpu_save(QEMUFile *f, void *opaque) | |
6580 | { | |
6581 | } | |
6582 | ||
6583 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
6584 | { | |
6585 | return 0; | |
6586 | } | |
6587 | ||
6588 | #elif defined(TARGET_SPARC) | |
6589 | void cpu_save(QEMUFile *f, void *opaque) | |
6590 | { | |
6591 | CPUState *env = opaque; | |
6592 | int i; | |
6593 | uint32_t tmp; | |
6594 | ||
6595 | for(i = 0; i < 8; i++) | |
6596 | qemu_put_betls(f, &env->gregs[i]); | |
6597 | for(i = 0; i < NWINDOWS * 16; i++) | |
6598 | qemu_put_betls(f, &env->regbase[i]); | |
6599 | ||
6600 | /* FPU */ | |
6601 | for(i = 0; i < TARGET_FPREGS; i++) { | |
6602 | union { | |
6603 | float32 f; | |
6604 | uint32_t i; | |
6605 | } u; | |
6606 | u.f = env->fpr[i]; | |
6607 | qemu_put_be32(f, u.i); | |
6608 | } | |
6609 | ||
6610 | qemu_put_betls(f, &env->pc); | |
6611 | qemu_put_betls(f, &env->npc); | |
6612 | qemu_put_betls(f, &env->y); | |
6613 | tmp = GET_PSR(env); | |
6614 | qemu_put_be32(f, tmp); | |
6615 | qemu_put_betls(f, &env->fsr); | |
6616 | qemu_put_betls(f, &env->tbr); | |
6617 | #ifndef TARGET_SPARC64 | |
6618 | qemu_put_be32s(f, &env->wim); | |
6619 | /* MMU */ | |
6620 | for(i = 0; i < 16; i++) | |
6621 | qemu_put_be32s(f, &env->mmuregs[i]); | |
6622 | #endif | |
6623 | } | |
6624 | ||
6625 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
6626 | { | |
6627 | CPUState *env = opaque; | |
6628 | int i; | |
6629 | uint32_t tmp; | |
6630 | ||
6631 | for(i = 0; i < 8; i++) | |
6632 | qemu_get_betls(f, &env->gregs[i]); | |
6633 | for(i = 0; i < NWINDOWS * 16; i++) | |
6634 | qemu_get_betls(f, &env->regbase[i]); | |
6635 | ||
6636 | /* FPU */ | |
6637 | for(i = 0; i < TARGET_FPREGS; i++) { | |
6638 | union { | |
6639 | float32 f; | |
6640 | uint32_t i; | |
6641 | } u; | |
6642 | u.i = qemu_get_be32(f); | |
6643 | env->fpr[i] = u.f; | |
6644 | } | |
6645 | ||
6646 | qemu_get_betls(f, &env->pc); | |
6647 | qemu_get_betls(f, &env->npc); | |
6648 | qemu_get_betls(f, &env->y); | |
6649 | tmp = qemu_get_be32(f); | |
6650 | env->cwp = 0; /* needed to ensure that the wrapping registers are | |
6651 | correctly updated */ | |
6652 | PUT_PSR(env, tmp); | |
6653 | qemu_get_betls(f, &env->fsr); | |
6654 | qemu_get_betls(f, &env->tbr); | |
6655 | #ifndef TARGET_SPARC64 | |
6656 | qemu_get_be32s(f, &env->wim); | |
6657 | /* MMU */ | |
6658 | for(i = 0; i < 16; i++) | |
6659 | qemu_get_be32s(f, &env->mmuregs[i]); | |
6660 | #endif | |
6661 | tlb_flush(env, 1); | |
6662 | return 0; | |
6663 | } | |
6664 | ||
6665 | #elif defined(TARGET_ARM) | |
6666 | ||
6667 | void cpu_save(QEMUFile *f, void *opaque) | |
6668 | { | |
6669 | int i; | |
6670 | CPUARMState *env = (CPUARMState *)opaque; | |
6671 | ||
6672 | for (i = 0; i < 16; i++) { | |
6673 | qemu_put_be32(f, env->regs[i]); | |
6674 | } | |
6675 | qemu_put_be32(f, cpsr_read(env)); | |
6676 | qemu_put_be32(f, env->spsr); | |
6677 | for (i = 0; i < 6; i++) { | |
6678 | qemu_put_be32(f, env->banked_spsr[i]); | |
6679 | qemu_put_be32(f, env->banked_r13[i]); | |
6680 | qemu_put_be32(f, env->banked_r14[i]); | |
6681 | } | |
6682 | for (i = 0; i < 5; i++) { | |
6683 | qemu_put_be32(f, env->usr_regs[i]); | |
6684 | qemu_put_be32(f, env->fiq_regs[i]); | |
6685 | } | |
6686 | qemu_put_be32(f, env->cp15.c0_cpuid); | |
6687 | qemu_put_be32(f, env->cp15.c0_cachetype); | |
6688 | qemu_put_be32(f, env->cp15.c1_sys); | |
6689 | qemu_put_be32(f, env->cp15.c1_coproc); | |
6690 | qemu_put_be32(f, env->cp15.c1_xscaleauxcr); | |
6691 | qemu_put_be32(f, env->cp15.c2_base0); | |
6692 | qemu_put_be32(f, env->cp15.c2_base1); | |
6693 | qemu_put_be32(f, env->cp15.c2_mask); | |
6694 | qemu_put_be32(f, env->cp15.c2_data); | |
6695 | qemu_put_be32(f, env->cp15.c2_insn); | |
6696 | qemu_put_be32(f, env->cp15.c3); | |
6697 | qemu_put_be32(f, env->cp15.c5_insn); | |
6698 | qemu_put_be32(f, env->cp15.c5_data); | |
6699 | for (i = 0; i < 8; i++) { | |
6700 | qemu_put_be32(f, env->cp15.c6_region[i]); | |
6701 | } | |
6702 | qemu_put_be32(f, env->cp15.c6_insn); | |
6703 | qemu_put_be32(f, env->cp15.c6_data); | |
6704 | qemu_put_be32(f, env->cp15.c9_insn); | |
6705 | qemu_put_be32(f, env->cp15.c9_data); | |
6706 | qemu_put_be32(f, env->cp15.c13_fcse); | |
6707 | qemu_put_be32(f, env->cp15.c13_context); | |
6708 | qemu_put_be32(f, env->cp15.c13_tls1); | |
6709 | qemu_put_be32(f, env->cp15.c13_tls2); | |
6710 | qemu_put_be32(f, env->cp15.c13_tls3); | |
6711 | qemu_put_be32(f, env->cp15.c15_cpar); | |
6712 | ||
6713 | qemu_put_be32(f, env->features); | |
6714 | ||
6715 | if (arm_feature(env, ARM_FEATURE_VFP)) { | |
6716 | for (i = 0; i < 16; i++) { | |
6717 | CPU_DoubleU u; | |
6718 | u.d = env->vfp.regs[i]; | |
6719 | qemu_put_be32(f, u.l.upper); | |
6720 | qemu_put_be32(f, u.l.lower); | |
6721 | } | |
6722 | for (i = 0; i < 16; i++) { | |
6723 | qemu_put_be32(f, env->vfp.xregs[i]); | |
6724 | } | |
6725 | ||
6726 | /* TODO: Should use proper FPSCR access functions. */ | |
6727 | qemu_put_be32(f, env->vfp.vec_len); | |
6728 | qemu_put_be32(f, env->vfp.vec_stride); | |
6729 | ||
6730 | if (arm_feature(env, ARM_FEATURE_VFP3)) { | |
6731 | for (i = 16; i < 32; i++) { | |
6732 | CPU_DoubleU u; | |
6733 | u.d = env->vfp.regs[i]; | |
6734 | qemu_put_be32(f, u.l.upper); | |
6735 | qemu_put_be32(f, u.l.lower); | |
6736 | } | |
6737 | } | |
6738 | } | |
6739 | ||
6740 | if (arm_feature(env, ARM_FEATURE_IWMMXT)) { | |
6741 | for (i = 0; i < 16; i++) { | |
6742 | qemu_put_be64(f, env->iwmmxt.regs[i]); | |
6743 | } | |
6744 | for (i = 0; i < 16; i++) { | |
6745 | qemu_put_be32(f, env->iwmmxt.cregs[i]); | |
6746 | } | |
6747 | } | |
6748 | ||
6749 | if (arm_feature(env, ARM_FEATURE_M)) { | |
6750 | qemu_put_be32(f, env->v7m.other_sp); | |
6751 | qemu_put_be32(f, env->v7m.vecbase); | |
6752 | qemu_put_be32(f, env->v7m.basepri); | |
6753 | qemu_put_be32(f, env->v7m.control); | |
6754 | qemu_put_be32(f, env->v7m.current_sp); | |
6755 | qemu_put_be32(f, env->v7m.exception); | |
6756 | } | |
6757 | } | |
6758 | ||
6759 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
6760 | { | |
6761 | CPUARMState *env = (CPUARMState *)opaque; | |
6762 | int i; | |
6763 | ||
6764 | if (version_id != ARM_CPU_SAVE_VERSION) | |
6765 | return -EINVAL; | |
6766 | ||
6767 | for (i = 0; i < 16; i++) { | |
6768 | env->regs[i] = qemu_get_be32(f); | |
6769 | } | |
6770 | cpsr_write(env, qemu_get_be32(f), 0xffffffff); | |
6771 | env->spsr = qemu_get_be32(f); | |
6772 | for (i = 0; i < 6; i++) { | |
6773 | env->banked_spsr[i] = qemu_get_be32(f); | |
6774 | env->banked_r13[i] = qemu_get_be32(f); | |
6775 | env->banked_r14[i] = qemu_get_be32(f); | |
6776 | } | |
6777 | for (i = 0; i < 5; i++) { | |
6778 | env->usr_regs[i] = qemu_get_be32(f); | |
6779 | env->fiq_regs[i] = qemu_get_be32(f); | |
6780 | } | |
6781 | env->cp15.c0_cpuid = qemu_get_be32(f); | |
6782 | env->cp15.c0_cachetype = qemu_get_be32(f); | |
6783 | env->cp15.c1_sys = qemu_get_be32(f); | |
6784 | env->cp15.c1_coproc = qemu_get_be32(f); | |
6785 | env->cp15.c1_xscaleauxcr = qemu_get_be32(f); | |
6786 | env->cp15.c2_base0 = qemu_get_be32(f); | |
6787 | env->cp15.c2_base1 = qemu_get_be32(f); | |
6788 | env->cp15.c2_mask = qemu_get_be32(f); | |
6789 | env->cp15.c2_data = qemu_get_be32(f); | |
6790 | env->cp15.c2_insn = qemu_get_be32(f); | |
6791 | env->cp15.c3 = qemu_get_be32(f); | |
6792 | env->cp15.c5_insn = qemu_get_be32(f); | |
6793 | env->cp15.c5_data = qemu_get_be32(f); | |
6794 | for (i = 0; i < 8; i++) { | |
6795 | env->cp15.c6_region[i] = qemu_get_be32(f); | |
6796 | } | |
6797 | env->cp15.c6_insn = qemu_get_be32(f); | |
6798 | env->cp15.c6_data = qemu_get_be32(f); | |
6799 | env->cp15.c9_insn = qemu_get_be32(f); | |
6800 | env->cp15.c9_data = qemu_get_be32(f); | |
6801 | env->cp15.c13_fcse = qemu_get_be32(f); | |
6802 | env->cp15.c13_context = qemu_get_be32(f); | |
6803 | env->cp15.c13_tls1 = qemu_get_be32(f); | |
6804 | env->cp15.c13_tls2 = qemu_get_be32(f); | |
6805 | env->cp15.c13_tls3 = qemu_get_be32(f); | |
6806 | env->cp15.c15_cpar = qemu_get_be32(f); | |
6807 | ||
6808 | env->features = qemu_get_be32(f); | |
6809 | ||
6810 | if (arm_feature(env, ARM_FEATURE_VFP)) { | |
6811 | for (i = 0; i < 16; i++) { | |
6812 | CPU_DoubleU u; | |
6813 | u.l.upper = qemu_get_be32(f); | |
6814 | u.l.lower = qemu_get_be32(f); | |
6815 | env->vfp.regs[i] = u.d; | |
6816 | } | |
6817 | for (i = 0; i < 16; i++) { | |
6818 | env->vfp.xregs[i] = qemu_get_be32(f); | |
6819 | } | |
6820 | ||
6821 | /* TODO: Should use proper FPSCR access functions. */ | |
6822 | env->vfp.vec_len = qemu_get_be32(f); | |
6823 | env->vfp.vec_stride = qemu_get_be32(f); | |
6824 | ||
6825 | if (arm_feature(env, ARM_FEATURE_VFP3)) { | |
6826 | for (i = 0; i < 16; i++) { | |
6827 | CPU_DoubleU u; | |
6828 | u.l.upper = qemu_get_be32(f); | |
6829 | u.l.lower = qemu_get_be32(f); | |
6830 | env->vfp.regs[i] = u.d; | |
6831 | } | |
6832 | } | |
6833 | } | |
6834 | ||
6835 | if (arm_feature(env, ARM_FEATURE_IWMMXT)) { | |
6836 | for (i = 0; i < 16; i++) { | |
6837 | env->iwmmxt.regs[i] = qemu_get_be64(f); | |
6838 | } | |
6839 | for (i = 0; i < 16; i++) { | |
6840 | env->iwmmxt.cregs[i] = qemu_get_be32(f); | |
6841 | } | |
6842 | } | |
6843 | ||
6844 | if (arm_feature(env, ARM_FEATURE_M)) { | |
6845 | env->v7m.other_sp = qemu_get_be32(f); | |
6846 | env->v7m.vecbase = qemu_get_be32(f); | |
6847 | env->v7m.basepri = qemu_get_be32(f); | |
6848 | env->v7m.control = qemu_get_be32(f); | |
6849 | env->v7m.current_sp = qemu_get_be32(f); | |
6850 | env->v7m.exception = qemu_get_be32(f); | |
6851 | } | |
6852 | ||
6853 | return 0; | |
6854 | } | |
6855 | ||
6856 | #else | |
6857 | ||
6858 | //#warning No CPU save/restore functions | |
6859 | ||
6860 | #endif | |
6861 | ||
6862 | /***********************************************************/ | |
6863 | /* ram save/restore */ | |
6864 | ||
6865 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) | |
6866 | { | |
6867 | int v; | |
6868 | ||
6869 | v = qemu_get_byte(f); | |
6870 | switch(v) { | |
6871 | case 0: | |
6872 | if (qemu_get_buffer(f, buf, len) != len) | |
6873 | return -EIO; | |
6874 | break; | |
6875 | case 1: | |
6876 | v = qemu_get_byte(f); | |
6877 | memset(buf, v, len); | |
6878 | break; | |
6879 | default: | |
6880 | return -EINVAL; | |
6881 | } | |
6882 | return 0; | |
6883 | } | |
6884 | ||
6885 | static int ram_load_v1(QEMUFile *f, void *opaque) | |
6886 | { | |
6887 | int ret; | |
6888 | ram_addr_t i; | |
6889 | ||
6890 | if (qemu_get_be32(f) != phys_ram_size) | |
6891 | return -EINVAL; | |
6892 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
6893 | ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
6894 | if (ret) | |
6895 | return ret; | |
6896 | } | |
6897 | return 0; | |
6898 | } | |
6899 | ||
6900 | #define BDRV_HASH_BLOCK_SIZE 1024 | |
6901 | #define IOBUF_SIZE 4096 | |
6902 | #define RAM_CBLOCK_MAGIC 0xfabe | |
6903 | ||
6904 | typedef struct RamCompressState { | |
6905 | z_stream zstream; | |
6906 | QEMUFile *f; | |
6907 | uint8_t buf[IOBUF_SIZE]; | |
6908 | } RamCompressState; | |
6909 | ||
6910 | static int ram_compress_open(RamCompressState *s, QEMUFile *f) | |
6911 | { | |
6912 | int ret; | |
6913 | memset(s, 0, sizeof(*s)); | |
6914 | s->f = f; | |
6915 | ret = deflateInit2(&s->zstream, 1, | |
6916 | Z_DEFLATED, 15, | |
6917 | 9, Z_DEFAULT_STRATEGY); | |
6918 | if (ret != Z_OK) | |
6919 | return -1; | |
6920 | s->zstream.avail_out = IOBUF_SIZE; | |
6921 | s->zstream.next_out = s->buf; | |
6922 | return 0; | |
6923 | } | |
6924 | ||
6925 | static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len) | |
6926 | { | |
6927 | qemu_put_be16(s->f, RAM_CBLOCK_MAGIC); | |
6928 | qemu_put_be16(s->f, len); | |
6929 | qemu_put_buffer(s->f, buf, len); | |
6930 | } | |
6931 | ||
6932 | static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len) | |
6933 | { | |
6934 | int ret; | |
6935 | ||
6936 | s->zstream.avail_in = len; | |
6937 | s->zstream.next_in = (uint8_t *)buf; | |
6938 | while (s->zstream.avail_in > 0) { | |
6939 | ret = deflate(&s->zstream, Z_NO_FLUSH); | |
6940 | if (ret != Z_OK) | |
6941 | return -1; | |
6942 | if (s->zstream.avail_out == 0) { | |
6943 | ram_put_cblock(s, s->buf, IOBUF_SIZE); | |
6944 | s->zstream.avail_out = IOBUF_SIZE; | |
6945 | s->zstream.next_out = s->buf; | |
6946 | } | |
6947 | } | |
6948 | return 0; | |
6949 | } | |
6950 | ||
6951 | static void ram_compress_close(RamCompressState *s) | |
6952 | { | |
6953 | int len, ret; | |
6954 | ||
6955 | /* compress last bytes */ | |
6956 | for(;;) { | |
6957 | ret = deflate(&s->zstream, Z_FINISH); | |
6958 | if (ret == Z_OK || ret == Z_STREAM_END) { | |
6959 | len = IOBUF_SIZE - s->zstream.avail_out; | |
6960 | if (len > 0) { | |
6961 | ram_put_cblock(s, s->buf, len); | |
6962 | } | |
6963 | s->zstream.avail_out = IOBUF_SIZE; | |
6964 | s->zstream.next_out = s->buf; | |
6965 | if (ret == Z_STREAM_END) | |
6966 | break; | |
6967 | } else { | |
6968 | goto fail; | |
6969 | } | |
6970 | } | |
6971 | fail: | |
6972 | deflateEnd(&s->zstream); | |
6973 | } | |
6974 | ||
6975 | typedef struct RamDecompressState { | |
6976 | z_stream zstream; | |
6977 | QEMUFile *f; | |
6978 | uint8_t buf[IOBUF_SIZE]; | |
6979 | } RamDecompressState; | |
6980 | ||
6981 | static int ram_decompress_open(RamDecompressState *s, QEMUFile *f) | |
6982 | { | |
6983 | int ret; | |
6984 | memset(s, 0, sizeof(*s)); | |
6985 | s->f = f; | |
6986 | ret = inflateInit(&s->zstream); | |
6987 | if (ret != Z_OK) | |
6988 | return -1; | |
6989 | return 0; | |
6990 | } | |
6991 | ||
6992 | static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len) | |
6993 | { | |
6994 | int ret, clen; | |
6995 | ||
6996 | s->zstream.avail_out = len; | |
6997 | s->zstream.next_out = buf; | |
6998 | while (s->zstream.avail_out > 0) { | |
6999 | if (s->zstream.avail_in == 0) { | |
7000 | if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC) | |
7001 | return -1; | |
7002 | clen = qemu_get_be16(s->f); | |
7003 | if (clen > IOBUF_SIZE) | |
7004 | return -1; | |
7005 | qemu_get_buffer(s->f, s->buf, clen); | |
7006 | s->zstream.avail_in = clen; | |
7007 | s->zstream.next_in = s->buf; | |
7008 | } | |
7009 | ret = inflate(&s->zstream, Z_PARTIAL_FLUSH); | |
7010 | if (ret != Z_OK && ret != Z_STREAM_END) { | |
7011 | return -1; | |
7012 | } | |
7013 | } | |
7014 | return 0; | |
7015 | } | |
7016 | ||
7017 | static void ram_decompress_close(RamDecompressState *s) | |
7018 | { | |
7019 | inflateEnd(&s->zstream); | |
7020 | } | |
7021 | ||
7022 | static void ram_save(QEMUFile *f, void *opaque) | |
7023 | { | |
7024 | ram_addr_t i; | |
7025 | RamCompressState s1, *s = &s1; | |
7026 | uint8_t buf[10]; | |
7027 | ||
7028 | qemu_put_be32(f, phys_ram_size); | |
7029 | if (ram_compress_open(s, f) < 0) | |
7030 | return; | |
7031 | for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) { | |
7032 | #if 0 | |
7033 | if (tight_savevm_enabled) { | |
7034 | int64_t sector_num; | |
7035 | int j; | |
7036 | ||
7037 | /* find if the memory block is available on a virtual | |
7038 | block device */ | |
7039 | sector_num = -1; | |
7040 | for(j = 0; j < nb_drives; j++) { | |
7041 | sector_num = bdrv_hash_find(drives_table[j].bdrv, | |
7042 | phys_ram_base + i, | |
7043 | BDRV_HASH_BLOCK_SIZE); | |
7044 | if (sector_num >= 0) | |
7045 | break; | |
7046 | } | |
7047 | if (j == nb_drives) | |
7048 | goto normal_compress; | |
7049 | buf[0] = 1; | |
7050 | buf[1] = j; | |
7051 | cpu_to_be64wu((uint64_t *)(buf + 2), sector_num); | |
7052 | ram_compress_buf(s, buf, 10); | |
7053 | } else | |
7054 | #endif | |
7055 | { | |
7056 | // normal_compress: | |
7057 | buf[0] = 0; | |
7058 | ram_compress_buf(s, buf, 1); | |
7059 | ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE); | |
7060 | } | |
7061 | } | |
7062 | ram_compress_close(s); | |
7063 | } | |
7064 | ||
7065 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
7066 | { | |
7067 | RamDecompressState s1, *s = &s1; | |
7068 | uint8_t buf[10]; | |
7069 | ram_addr_t i; | |
7070 | ||
7071 | if (version_id == 1) | |
7072 | return ram_load_v1(f, opaque); | |
7073 | if (version_id != 2) | |
7074 | return -EINVAL; | |
7075 | if (qemu_get_be32(f) != phys_ram_size) | |
7076 | return -EINVAL; | |
7077 | if (ram_decompress_open(s, f) < 0) | |
7078 | return -EINVAL; | |
7079 | for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) { | |
7080 | if (ram_decompress_buf(s, buf, 1) < 0) { | |
7081 | fprintf(stderr, "Error while reading ram block header\n"); | |
7082 | goto error; | |
7083 | } | |
7084 | if (buf[0] == 0) { | |
7085 | if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) { | |
7086 | fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i); | |
7087 | goto error; | |
7088 | } | |
7089 | } else | |
7090 | #if 0 | |
7091 | if (buf[0] == 1) { | |
7092 | int bs_index; | |
7093 | int64_t sector_num; | |
7094 | ||
7095 | ram_decompress_buf(s, buf + 1, 9); | |
7096 | bs_index = buf[1]; | |
7097 | sector_num = be64_to_cpupu((const uint64_t *)(buf + 2)); | |
7098 | if (bs_index >= nb_drives) { | |
7099 | fprintf(stderr, "Invalid block device index %d\n", bs_index); | |
7100 | goto error; | |
7101 | } | |
7102 | if (bdrv_read(drives_table[bs_index].bdrv, sector_num, | |
7103 | phys_ram_base + i, | |
7104 | BDRV_HASH_BLOCK_SIZE / 512) < 0) { | |
7105 | fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n", | |
7106 | bs_index, sector_num); | |
7107 | goto error; | |
7108 | } | |
7109 | } else | |
7110 | #endif | |
7111 | { | |
7112 | error: | |
7113 | printf("Error block header\n"); | |
7114 | return -EINVAL; | |
7115 | } | |
7116 | } | |
7117 | ram_decompress_close(s); | |
7118 | return 0; | |
7119 | } | |
7120 | ||
7121 | /***********************************************************/ | |
7122 | /* bottom halves (can be seen as timers which expire ASAP) */ | |
7123 | ||
7124 | struct QEMUBH { | |
7125 | QEMUBHFunc *cb; | |
7126 | void *opaque; | |
7127 | int scheduled; | |
7128 | QEMUBH *next; | |
7129 | }; | |
7130 | ||
7131 | static QEMUBH *first_bh = NULL; | |
7132 | ||
7133 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque) | |
7134 | { | |
7135 | QEMUBH *bh; | |
7136 | bh = qemu_mallocz(sizeof(QEMUBH)); | |
7137 | if (!bh) | |
7138 | return NULL; | |
7139 | bh->cb = cb; | |
7140 | bh->opaque = opaque; | |
7141 | return bh; | |
7142 | } | |
7143 | ||
7144 | int qemu_bh_poll(void) | |
7145 | { | |
7146 | QEMUBH *bh, **pbh; | |
7147 | int ret; | |
7148 | ||
7149 | ret = 0; | |
7150 | for(;;) { | |
7151 | pbh = &first_bh; | |
7152 | bh = *pbh; | |
7153 | if (!bh) | |
7154 | break; | |
7155 | ret = 1; | |
7156 | *pbh = bh->next; | |
7157 | bh->scheduled = 0; | |
7158 | bh->cb(bh->opaque); | |
7159 | } | |
7160 | return ret; | |
7161 | } | |
7162 | ||
7163 | void qemu_bh_schedule(QEMUBH *bh) | |
7164 | { | |
7165 | CPUState *env = cpu_single_env; | |
7166 | if (bh->scheduled) | |
7167 | return; | |
7168 | bh->scheduled = 1; | |
7169 | bh->next = first_bh; | |
7170 | first_bh = bh; | |
7171 | ||
7172 | /* stop the currently executing CPU to execute the BH ASAP */ | |
7173 | if (env) { | |
7174 | cpu_interrupt(env, CPU_INTERRUPT_EXIT); | |
7175 | } | |
7176 | } | |
7177 | ||
7178 | void qemu_bh_cancel(QEMUBH *bh) | |
7179 | { | |
7180 | QEMUBH **pbh; | |
7181 | if (bh->scheduled) { | |
7182 | pbh = &first_bh; | |
7183 | while (*pbh != bh) | |
7184 | pbh = &(*pbh)->next; | |
7185 | *pbh = bh->next; | |
7186 | bh->scheduled = 0; | |
7187 | } | |
7188 | } | |
7189 | ||
7190 | void qemu_bh_delete(QEMUBH *bh) | |
7191 | { | |
7192 | qemu_bh_cancel(bh); | |
7193 | qemu_free(bh); | |
7194 | } | |
7195 | ||
7196 | /***********************************************************/ | |
7197 | /* machine registration */ | |
7198 | ||
7199 | QEMUMachine *first_machine = NULL; | |
7200 | ||
7201 | int qemu_register_machine(QEMUMachine *m) | |
7202 | { | |
7203 | QEMUMachine **pm; | |
7204 | pm = &first_machine; | |
7205 | while (*pm != NULL) | |
7206 | pm = &(*pm)->next; | |
7207 | m->next = NULL; | |
7208 | *pm = m; | |
7209 | return 0; | |
7210 | } | |
7211 | ||
7212 | static QEMUMachine *find_machine(const char *name) | |
7213 | { | |
7214 | QEMUMachine *m; | |
7215 | ||
7216 | for(m = first_machine; m != NULL; m = m->next) { | |
7217 | if (!strcmp(m->name, name)) | |
7218 | return m; | |
7219 | } | |
7220 | return NULL; | |
7221 | } | |
7222 | ||
7223 | /***********************************************************/ | |
7224 | /* main execution loop */ | |
7225 | ||
7226 | static void gui_update(void *opaque) | |
7227 | { | |
7228 | DisplayState *ds = opaque; | |
7229 | ds->dpy_refresh(ds); | |
7230 | qemu_mod_timer(ds->gui_timer, | |
7231 | (ds->gui_timer_interval ? | |
7232 | ds->gui_timer_interval : | |
7233 | GUI_REFRESH_INTERVAL) | |
7234 | + qemu_get_clock(rt_clock)); | |
7235 | } | |
7236 | ||
7237 | struct vm_change_state_entry { | |
7238 | VMChangeStateHandler *cb; | |
7239 | void *opaque; | |
7240 | LIST_ENTRY (vm_change_state_entry) entries; | |
7241 | }; | |
7242 | ||
7243 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
7244 | ||
7245 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
7246 | void *opaque) | |
7247 | { | |
7248 | VMChangeStateEntry *e; | |
7249 | ||
7250 | e = qemu_mallocz(sizeof (*e)); | |
7251 | if (!e) | |
7252 | return NULL; | |
7253 | ||
7254 | e->cb = cb; | |
7255 | e->opaque = opaque; | |
7256 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
7257 | return e; | |
7258 | } | |
7259 | ||
7260 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
7261 | { | |
7262 | LIST_REMOVE (e, entries); | |
7263 | qemu_free (e); | |
7264 | } | |
7265 | ||
7266 | static void vm_state_notify(int running) | |
7267 | { | |
7268 | VMChangeStateEntry *e; | |
7269 | ||
7270 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
7271 | e->cb(e->opaque, running); | |
7272 | } | |
7273 | } | |
7274 | ||
7275 | /* XXX: support several handlers */ | |
7276 | static VMStopHandler *vm_stop_cb; | |
7277 | static void *vm_stop_opaque; | |
7278 | ||
7279 | int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
7280 | { | |
7281 | vm_stop_cb = cb; | |
7282 | vm_stop_opaque = opaque; | |
7283 | return 0; | |
7284 | } | |
7285 | ||
7286 | void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
7287 | { | |
7288 | vm_stop_cb = NULL; | |
7289 | } | |
7290 | ||
7291 | void vm_start(void) | |
7292 | { | |
7293 | if (!vm_running) { | |
7294 | cpu_enable_ticks(); | |
7295 | vm_running = 1; | |
7296 | vm_state_notify(1); | |
7297 | qemu_rearm_alarm_timer(alarm_timer); | |
7298 | } | |
7299 | } | |
7300 | ||
7301 | void vm_stop(int reason) | |
7302 | { | |
7303 | if (vm_running) { | |
7304 | cpu_disable_ticks(); | |
7305 | vm_running = 0; | |
7306 | if (reason != 0) { | |
7307 | if (vm_stop_cb) { | |
7308 | vm_stop_cb(vm_stop_opaque, reason); | |
7309 | } | |
7310 | } | |
7311 | vm_state_notify(0); | |
7312 | } | |
7313 | } | |
7314 | ||
7315 | /* reset/shutdown handler */ | |
7316 | ||
7317 | typedef struct QEMUResetEntry { | |
7318 | QEMUResetHandler *func; | |
7319 | void *opaque; | |
7320 | struct QEMUResetEntry *next; | |
7321 | } QEMUResetEntry; | |
7322 | ||
7323 | static QEMUResetEntry *first_reset_entry; | |
7324 | static int reset_requested; | |
7325 | static int shutdown_requested; | |
7326 | static int powerdown_requested; | |
7327 | ||
7328 | int qemu_shutdown_requested(void) | |
7329 | { | |
7330 | int r = shutdown_requested; | |
7331 | shutdown_requested = 0; | |
7332 | return r; | |
7333 | } | |
7334 | ||
7335 | int qemu_reset_requested(void) | |
7336 | { | |
7337 | int r = reset_requested; | |
7338 | reset_requested = 0; | |
7339 | return r; | |
7340 | } | |
7341 | ||
7342 | int qemu_powerdown_requested(void) | |
7343 | { | |
7344 | int r = powerdown_requested; | |
7345 | powerdown_requested = 0; | |
7346 | return r; | |
7347 | } | |
7348 | ||
7349 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) | |
7350 | { | |
7351 | QEMUResetEntry **pre, *re; | |
7352 | ||
7353 | pre = &first_reset_entry; | |
7354 | while (*pre != NULL) | |
7355 | pre = &(*pre)->next; | |
7356 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
7357 | re->func = func; | |
7358 | re->opaque = opaque; | |
7359 | re->next = NULL; | |
7360 | *pre = re; | |
7361 | } | |
7362 | ||
7363 | void qemu_system_reset(void) | |
7364 | { | |
7365 | QEMUResetEntry *re; | |
7366 | ||
7367 | /* reset all devices */ | |
7368 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
7369 | re->func(re->opaque); | |
7370 | } | |
7371 | } | |
7372 | ||
7373 | void qemu_system_reset_request(void) | |
7374 | { | |
7375 | if (no_reboot) { | |
7376 | shutdown_requested = 1; | |
7377 | } else { | |
7378 | reset_requested = 1; | |
7379 | } | |
7380 | if (cpu_single_env) | |
7381 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
7382 | } | |
7383 | ||
7384 | void qemu_system_shutdown_request(void) | |
7385 | { | |
7386 | shutdown_requested = 1; | |
7387 | if (cpu_single_env) | |
7388 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
7389 | } | |
7390 | ||
7391 | void qemu_system_powerdown_request(void) | |
7392 | { | |
7393 | powerdown_requested = 1; | |
7394 | if (cpu_single_env) | |
7395 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
7396 | } | |
7397 | ||
7398 | void main_loop_wait(int timeout) | |
7399 | { | |
7400 | IOHandlerRecord *ioh; | |
7401 | fd_set rfds, wfds, xfds; | |
7402 | int ret, nfds; | |
7403 | #ifdef _WIN32 | |
7404 | int ret2, i; | |
7405 | #endif | |
7406 | struct timeval tv; | |
7407 | PollingEntry *pe; | |
7408 | ||
7409 | ||
7410 | /* XXX: need to suppress polling by better using win32 events */ | |
7411 | ret = 0; | |
7412 | for(pe = first_polling_entry; pe != NULL; pe = pe->next) { | |
7413 | ret |= pe->func(pe->opaque); | |
7414 | } | |
7415 | #ifdef _WIN32 | |
7416 | if (ret == 0) { | |
7417 | int err; | |
7418 | WaitObjects *w = &wait_objects; | |
7419 | ||
7420 | ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout); | |
7421 | if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { | |
7422 | if (w->func[ret - WAIT_OBJECT_0]) | |
7423 | w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); | |
7424 | ||
7425 | /* Check for additional signaled events */ | |
7426 | for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { | |
7427 | ||
7428 | /* Check if event is signaled */ | |
7429 | ret2 = WaitForSingleObject(w->events[i], 0); | |
7430 | if(ret2 == WAIT_OBJECT_0) { | |
7431 | if (w->func[i]) | |
7432 | w->func[i](w->opaque[i]); | |
7433 | } else if (ret2 == WAIT_TIMEOUT) { | |
7434 | } else { | |
7435 | err = GetLastError(); | |
7436 | fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err); | |
7437 | } | |
7438 | } | |
7439 | } else if (ret == WAIT_TIMEOUT) { | |
7440 | } else { | |
7441 | err = GetLastError(); | |
7442 | fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err); | |
7443 | } | |
7444 | } | |
7445 | #endif | |
7446 | /* poll any events */ | |
7447 | /* XXX: separate device handlers from system ones */ | |
7448 | nfds = -1; | |
7449 | FD_ZERO(&rfds); | |
7450 | FD_ZERO(&wfds); | |
7451 | FD_ZERO(&xfds); | |
7452 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
7453 | if (ioh->deleted) | |
7454 | continue; | |
7455 | if (ioh->fd_read && | |
7456 | (!ioh->fd_read_poll || | |
7457 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
7458 | FD_SET(ioh->fd, &rfds); | |
7459 | if (ioh->fd > nfds) | |
7460 | nfds = ioh->fd; | |
7461 | } | |
7462 | if (ioh->fd_write) { | |
7463 | FD_SET(ioh->fd, &wfds); | |
7464 | if (ioh->fd > nfds) | |
7465 | nfds = ioh->fd; | |
7466 | } | |
7467 | } | |
7468 | ||
7469 | tv.tv_sec = 0; | |
7470 | #ifdef _WIN32 | |
7471 | tv.tv_usec = 0; | |
7472 | #else | |
7473 | tv.tv_usec = timeout * 1000; | |
7474 | #endif | |
7475 | #if defined(CONFIG_SLIRP) | |
7476 | if (slirp_inited) { | |
7477 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); | |
7478 | } | |
7479 | #endif | |
7480 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); | |
7481 | if (ret > 0) { | |
7482 | IOHandlerRecord **pioh; | |
7483 | ||
7484 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
7485 | if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { | |
7486 | ioh->fd_read(ioh->opaque); | |
7487 | } | |
7488 | if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { | |
7489 | ioh->fd_write(ioh->opaque); | |
7490 | } | |
7491 | } | |
7492 | ||
7493 | /* remove deleted IO handlers */ | |
7494 | pioh = &first_io_handler; | |
7495 | while (*pioh) { | |
7496 | ioh = *pioh; | |
7497 | if (ioh->deleted) { | |
7498 | *pioh = ioh->next; | |
7499 | qemu_free(ioh); | |
7500 | } else | |
7501 | pioh = &ioh->next; | |
7502 | } | |
7503 | } | |
7504 | #if defined(CONFIG_SLIRP) | |
7505 | if (slirp_inited) { | |
7506 | if (ret < 0) { | |
7507 | FD_ZERO(&rfds); | |
7508 | FD_ZERO(&wfds); | |
7509 | FD_ZERO(&xfds); | |
7510 | } | |
7511 | slirp_select_poll(&rfds, &wfds, &xfds); | |
7512 | } | |
7513 | #endif | |
7514 | qemu_aio_poll(); | |
7515 | ||
7516 | if (vm_running) { | |
7517 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
7518 | qemu_get_clock(vm_clock)); | |
7519 | /* run dma transfers, if any */ | |
7520 | DMA_run(); | |
7521 | } | |
7522 | ||
7523 | /* real time timers */ | |
7524 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
7525 | qemu_get_clock(rt_clock)); | |
7526 | ||
7527 | if (alarm_timer->flags & ALARM_FLAG_EXPIRED) { | |
7528 | alarm_timer->flags &= ~(ALARM_FLAG_EXPIRED); | |
7529 | qemu_rearm_alarm_timer(alarm_timer); | |
7530 | } | |
7531 | ||
7532 | /* Check bottom-halves last in case any of the earlier events triggered | |
7533 | them. */ | |
7534 | qemu_bh_poll(); | |
7535 | ||
7536 | } | |
7537 | ||
7538 | static int main_loop(void) | |
7539 | { | |
7540 | int ret, timeout; | |
7541 | #ifdef CONFIG_PROFILER | |
7542 | int64_t ti; | |
7543 | #endif | |
7544 | CPUState *env; | |
7545 | ||
7546 | cur_cpu = first_cpu; | |
7547 | next_cpu = cur_cpu->next_cpu ?: first_cpu; | |
7548 | for(;;) { | |
7549 | if (vm_running) { | |
7550 | ||
7551 | for(;;) { | |
7552 | /* get next cpu */ | |
7553 | env = next_cpu; | |
7554 | #ifdef CONFIG_PROFILER | |
7555 | ti = profile_getclock(); | |
7556 | #endif | |
7557 | ret = cpu_exec(env); | |
7558 | #ifdef CONFIG_PROFILER | |
7559 | qemu_time += profile_getclock() - ti; | |
7560 | #endif | |
7561 | next_cpu = env->next_cpu ?: first_cpu; | |
7562 | if (event_pending && likely(ret != EXCP_DEBUG)) { | |
7563 | ret = EXCP_INTERRUPT; | |
7564 | event_pending = 0; | |
7565 | break; | |
7566 | } | |
7567 | if (ret == EXCP_HLT) { | |
7568 | /* Give the next CPU a chance to run. */ | |
7569 | cur_cpu = env; | |
7570 | continue; | |
7571 | } | |
7572 | if (ret != EXCP_HALTED) | |
7573 | break; | |
7574 | /* all CPUs are halted ? */ | |
7575 | if (env == cur_cpu) | |
7576 | break; | |
7577 | } | |
7578 | cur_cpu = env; | |
7579 | ||
7580 | if (shutdown_requested) { | |
7581 | ret = EXCP_INTERRUPT; | |
7582 | if (no_shutdown) { | |
7583 | vm_stop(0); | |
7584 | no_shutdown = 0; | |
7585 | } | |
7586 | else | |
7587 | break; | |
7588 | } | |
7589 | if (reset_requested) { | |
7590 | reset_requested = 0; | |
7591 | qemu_system_reset(); | |
7592 | ret = EXCP_INTERRUPT; | |
7593 | } | |
7594 | if (powerdown_requested) { | |
7595 | powerdown_requested = 0; | |
7596 | qemu_system_powerdown(); | |
7597 | ret = EXCP_INTERRUPT; | |
7598 | } | |
7599 | if (unlikely(ret == EXCP_DEBUG)) { | |
7600 | vm_stop(EXCP_DEBUG); | |
7601 | } | |
7602 | /* If all cpus are halted then wait until the next IRQ */ | |
7603 | /* XXX: use timeout computed from timers */ | |
7604 | if (ret == EXCP_HALTED) | |
7605 | timeout = 10; | |
7606 | else | |
7607 | timeout = 0; | |
7608 | } else { | |
7609 | timeout = 10; | |
7610 | } | |
7611 | #ifdef CONFIG_PROFILER | |
7612 | ti = profile_getclock(); | |
7613 | #endif | |
7614 | main_loop_wait(timeout); | |
7615 | #ifdef CONFIG_PROFILER | |
7616 | dev_time += profile_getclock() - ti; | |
7617 | #endif | |
7618 | } | |
7619 | cpu_disable_ticks(); | |
7620 | return ret; | |
7621 | } | |
7622 | ||
7623 | static void help(int exitcode) | |
7624 | { | |
7625 | printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n" | |
7626 | "usage: %s [options] [disk_image]\n" | |
7627 | "\n" | |
7628 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" | |
7629 | "\n" | |
7630 | "Standard options:\n" | |
7631 | "-M machine select emulated machine (-M ? for list)\n" | |
7632 | "-cpu cpu select CPU (-cpu ? for list)\n" | |
7633 | "-fda/-fdb file use 'file' as floppy disk 0/1 image\n" | |
7634 | "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n" | |
7635 | "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n" | |
7636 | "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n" | |
7637 | "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n" | |
7638 | " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]" | |
7639 | " [,cache=on|off]\n" | |
7640 | " use 'file' as a drive image\n" | |
7641 | "-mtdblock file use 'file' as on-board Flash memory image\n" | |
7642 | "-sd file use 'file' as SecureDigital card image\n" | |
7643 | "-pflash file use 'file' as a parallel flash image\n" | |
7644 | "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n" | |
7645 | "-snapshot write to temporary files instead of disk image files\n" | |
7646 | #ifdef CONFIG_SDL | |
7647 | "-no-frame open SDL window without a frame and window decorations\n" | |
7648 | "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n" | |
7649 | "-no-quit disable SDL window close capability\n" | |
7650 | #endif | |
7651 | #ifdef TARGET_I386 | |
7652 | "-no-fd-bootchk disable boot signature checking for floppy disks\n" | |
7653 | #endif | |
7654 | "-m megs set virtual RAM size to megs MB [default=%d]\n" | |
7655 | "-smp n set the number of CPUs to 'n' [default=1]\n" | |
7656 | "-nographic disable graphical output and redirect serial I/Os to console\n" | |
7657 | "-portrait rotate graphical output 90 deg left (only PXA LCD)\n" | |
7658 | #ifndef _WIN32 | |
7659 | "-k language use keyboard layout (for example \"fr\" for French)\n" | |
7660 | #endif | |
7661 | #ifdef HAS_AUDIO | |
7662 | "-audio-help print list of audio drivers and their options\n" | |
7663 | "-soundhw c1,... enable audio support\n" | |
7664 | " and only specified sound cards (comma separated list)\n" | |
7665 | " use -soundhw ? to get the list of supported cards\n" | |
7666 | " use -soundhw all to enable all of them\n" | |
7667 | #endif | |
7668 | "-localtime set the real time clock to local time [default=utc]\n" | |
7669 | "-full-screen start in full screen\n" | |
7670 | #ifdef TARGET_I386 | |
7671 | "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n" | |
7672 | #endif | |
7673 | "-usb enable the USB driver (will be the default soon)\n" | |
7674 | "-usbdevice name add the host or guest USB device 'name'\n" | |
7675 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) | |
7676 | "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n" | |
7677 | #endif | |
7678 | "-name string set the name of the guest\n" | |
7679 | "\n" | |
7680 | "Network options:\n" | |
7681 | "-net nic[,vlan=n][,macaddr=addr][,model=type]\n" | |
7682 | " create a new Network Interface Card and connect it to VLAN 'n'\n" | |
7683 | #ifdef CONFIG_SLIRP | |
7684 | "-net user[,vlan=n][,hostname=host]\n" | |
7685 | " connect the user mode network stack to VLAN 'n' and send\n" | |
7686 | " hostname 'host' to DHCP clients\n" | |
7687 | #endif | |
7688 | #ifdef _WIN32 | |
7689 | "-net tap[,vlan=n],ifname=name\n" | |
7690 | " connect the host TAP network interface to VLAN 'n'\n" | |
7691 | #else | |
7692 | "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n" | |
7693 | " connect the host TAP network interface to VLAN 'n' and use the\n" | |
7694 | " network scripts 'file' (default=%s)\n" | |
7695 | " and 'dfile' (default=%s);\n" | |
7696 | " use '[down]script=no' to disable script execution;\n" | |
7697 | " use 'fd=h' to connect to an already opened TAP interface\n" | |
7698 | #endif | |
7699 | "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n" | |
7700 | " connect the vlan 'n' to another VLAN using a socket connection\n" | |
7701 | "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n" | |
7702 | " connect the vlan 'n' to multicast maddr and port\n" | |
7703 | "-net none use it alone to have zero network devices; if no -net option\n" | |
7704 | " is provided, the default is '-net nic -net user'\n" | |
7705 | "\n" | |
7706 | #ifdef CONFIG_SLIRP | |
7707 | "-tftp dir allow tftp access to files in dir [-net user]\n" | |
7708 | "-bootp file advertise file in BOOTP replies\n" | |
7709 | #ifndef _WIN32 | |
7710 | "-smb dir allow SMB access to files in 'dir' [-net user]\n" | |
7711 | #endif | |
7712 | "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n" | |
7713 | " redirect TCP or UDP connections from host to guest [-net user]\n" | |
7714 | #endif | |
7715 | "\n" | |
7716 | "Linux boot specific:\n" | |
7717 | "-kernel bzImage use 'bzImage' as kernel image\n" | |
7718 | "-append cmdline use 'cmdline' as kernel command line\n" | |
7719 | "-initrd file use 'file' as initial ram disk\n" | |
7720 | "\n" | |
7721 | "Debug/Expert options:\n" | |
7722 | "-monitor dev redirect the monitor to char device 'dev'\n" | |
7723 | "-serial dev redirect the serial port to char device 'dev'\n" | |
7724 | "-parallel dev redirect the parallel port to char device 'dev'\n" | |
7725 | "-pidfile file Write PID to 'file'\n" | |
7726 | "-S freeze CPU at startup (use 'c' to start execution)\n" | |
7727 | "-s wait gdb connection to port\n" | |
7728 | "-p port set gdb connection port [default=%s]\n" | |
7729 | "-d item1,... output log to %s (use -d ? for a list of log items)\n" | |
7730 | "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n" | |
7731 | " translation (t=none or lba) (usually qemu can guess them)\n" | |
7732 | "-L path set the directory for the BIOS, VGA BIOS and keymaps\n" | |
7733 | #ifdef USE_KQEMU | |
7734 | "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n" | |
7735 | "-no-kqemu disable KQEMU kernel module usage\n" | |
7736 | #endif | |
7737 | #ifdef TARGET_I386 | |
7738 | "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n" | |
7739 | " (default is CL-GD5446 PCI VGA)\n" | |
7740 | "-no-acpi disable ACPI\n" | |
7741 | #endif | |
7742 | #ifdef CONFIG_CURSES | |
7743 | "-curses use a curses/ncurses interface instead of SDL\n" | |
7744 | #endif | |
7745 | "-no-reboot exit instead of rebooting\n" | |
7746 | "-no-shutdown stop before shutdown\n" | |
7747 | "-loadvm file start right away with a saved state (loadvm in monitor)\n" | |
7748 | "-vnc display start a VNC server on display\n" | |
7749 | #ifndef _WIN32 | |
7750 | "-daemonize daemonize QEMU after initializing\n" | |
7751 | #endif | |
7752 | "-option-rom rom load a file, rom, into the option ROM space\n" | |
7753 | #ifdef TARGET_SPARC | |
7754 | "-prom-env variable=value set OpenBIOS nvram variables\n" | |
7755 | #endif | |
7756 | "-clock force the use of the given methods for timer alarm.\n" | |
7757 | " To see what timers are available use -clock ?\n" | |
7758 | "-startdate select initial date of the clock\n" | |
7759 | "\n" | |
7760 | "During emulation, the following keys are useful:\n" | |
7761 | "ctrl-alt-f toggle full screen\n" | |
7762 | "ctrl-alt-n switch to virtual console 'n'\n" | |
7763 | "ctrl-alt toggle mouse and keyboard grab\n" | |
7764 | "\n" | |
7765 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
7766 | , | |
7767 | "qemu", | |
7768 | DEFAULT_RAM_SIZE, | |
7769 | #ifndef _WIN32 | |
7770 | DEFAULT_NETWORK_SCRIPT, | |
7771 | DEFAULT_NETWORK_DOWN_SCRIPT, | |
7772 | #endif | |
7773 | DEFAULT_GDBSTUB_PORT, | |
7774 | "/tmp/qemu.log"); | |
7775 | exit(exitcode); | |
7776 | } | |
7777 | ||
7778 | #define HAS_ARG 0x0001 | |
7779 | ||
7780 | enum { | |
7781 | QEMU_OPTION_h, | |
7782 | ||
7783 | QEMU_OPTION_M, | |
7784 | QEMU_OPTION_cpu, | |
7785 | QEMU_OPTION_fda, | |
7786 | QEMU_OPTION_fdb, | |
7787 | QEMU_OPTION_hda, | |
7788 | QEMU_OPTION_hdb, | |
7789 | QEMU_OPTION_hdc, | |
7790 | QEMU_OPTION_hdd, | |
7791 | QEMU_OPTION_drive, | |
7792 | QEMU_OPTION_cdrom, | |
7793 | QEMU_OPTION_mtdblock, | |
7794 | QEMU_OPTION_sd, | |
7795 | QEMU_OPTION_pflash, | |
7796 | QEMU_OPTION_boot, | |
7797 | QEMU_OPTION_snapshot, | |
7798 | #ifdef TARGET_I386 | |
7799 | QEMU_OPTION_no_fd_bootchk, | |
7800 | #endif | |
7801 | QEMU_OPTION_m, | |
7802 | QEMU_OPTION_nographic, | |
7803 | QEMU_OPTION_portrait, | |
7804 | #ifdef HAS_AUDIO | |
7805 | QEMU_OPTION_audio_help, | |
7806 | QEMU_OPTION_soundhw, | |
7807 | #endif | |
7808 | ||
7809 | QEMU_OPTION_net, | |
7810 | QEMU_OPTION_tftp, | |
7811 | QEMU_OPTION_bootp, | |
7812 | QEMU_OPTION_smb, | |
7813 | QEMU_OPTION_redir, | |
7814 | ||
7815 | QEMU_OPTION_kernel, | |
7816 | QEMU_OPTION_append, | |
7817 | QEMU_OPTION_initrd, | |
7818 | ||
7819 | QEMU_OPTION_S, | |
7820 | QEMU_OPTION_s, | |
7821 | QEMU_OPTION_p, | |
7822 | QEMU_OPTION_d, | |
7823 | QEMU_OPTION_hdachs, | |
7824 | QEMU_OPTION_L, | |
7825 | QEMU_OPTION_bios, | |
7826 | QEMU_OPTION_no_code_copy, | |
7827 | QEMU_OPTION_k, | |
7828 | QEMU_OPTION_localtime, | |
7829 | QEMU_OPTION_cirrusvga, | |
7830 | QEMU_OPTION_vmsvga, | |
7831 | QEMU_OPTION_g, | |
7832 | QEMU_OPTION_std_vga, | |
7833 | QEMU_OPTION_echr, | |
7834 | QEMU_OPTION_monitor, | |
7835 | QEMU_OPTION_serial, | |
7836 | QEMU_OPTION_parallel, | |
7837 | QEMU_OPTION_loadvm, | |
7838 | QEMU_OPTION_full_screen, | |
7839 | QEMU_OPTION_no_frame, | |
7840 | QEMU_OPTION_alt_grab, | |
7841 | QEMU_OPTION_no_quit, | |
7842 | QEMU_OPTION_pidfile, | |
7843 | QEMU_OPTION_no_kqemu, | |
7844 | QEMU_OPTION_kernel_kqemu, | |
7845 | QEMU_OPTION_win2k_hack, | |
7846 | QEMU_OPTION_usb, | |
7847 | QEMU_OPTION_usbdevice, | |
7848 | QEMU_OPTION_smp, | |
7849 | QEMU_OPTION_vnc, | |
7850 | QEMU_OPTION_no_acpi, | |
7851 | QEMU_OPTION_curses, | |
7852 | QEMU_OPTION_no_reboot, | |
7853 | QEMU_OPTION_no_shutdown, | |
7854 | QEMU_OPTION_show_cursor, | |
7855 | QEMU_OPTION_daemonize, | |
7856 | QEMU_OPTION_option_rom, | |
7857 | QEMU_OPTION_semihosting, | |
7858 | QEMU_OPTION_name, | |
7859 | QEMU_OPTION_prom_env, | |
7860 | QEMU_OPTION_old_param, | |
7861 | QEMU_OPTION_clock, | |
7862 | QEMU_OPTION_startdate, | |
7863 | }; | |
7864 | ||
7865 | typedef struct QEMUOption { | |
7866 | const char *name; | |
7867 | int flags; | |
7868 | int index; | |
7869 | } QEMUOption; | |
7870 | ||
7871 | const QEMUOption qemu_options[] = { | |
7872 | { "h", 0, QEMU_OPTION_h }, | |
7873 | { "help", 0, QEMU_OPTION_h }, | |
7874 | ||
7875 | { "M", HAS_ARG, QEMU_OPTION_M }, | |
7876 | { "cpu", HAS_ARG, QEMU_OPTION_cpu }, | |
7877 | { "fda", HAS_ARG, QEMU_OPTION_fda }, | |
7878 | { "fdb", HAS_ARG, QEMU_OPTION_fdb }, | |
7879 | { "hda", HAS_ARG, QEMU_OPTION_hda }, | |
7880 | { "hdb", HAS_ARG, QEMU_OPTION_hdb }, | |
7881 | { "hdc", HAS_ARG, QEMU_OPTION_hdc }, | |
7882 | { "hdd", HAS_ARG, QEMU_OPTION_hdd }, | |
7883 | { "drive", HAS_ARG, QEMU_OPTION_drive }, | |
7884 | { "cdrom", HAS_ARG, QEMU_OPTION_cdrom }, | |
7885 | { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock }, | |
7886 | { "sd", HAS_ARG, QEMU_OPTION_sd }, | |
7887 | { "pflash", HAS_ARG, QEMU_OPTION_pflash }, | |
7888 | { "boot", HAS_ARG, QEMU_OPTION_boot }, | |
7889 | { "snapshot", 0, QEMU_OPTION_snapshot }, | |
7890 | #ifdef TARGET_I386 | |
7891 | { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk }, | |
7892 | #endif | |
7893 | { "m", HAS_ARG, QEMU_OPTION_m }, | |
7894 | { "nographic", 0, QEMU_OPTION_nographic }, | |
7895 | { "portrait", 0, QEMU_OPTION_portrait }, | |
7896 | { "k", HAS_ARG, QEMU_OPTION_k }, | |
7897 | #ifdef HAS_AUDIO | |
7898 | { "audio-help", 0, QEMU_OPTION_audio_help }, | |
7899 | { "soundhw", HAS_ARG, QEMU_OPTION_soundhw }, | |
7900 | #endif | |
7901 | ||
7902 | { "net", HAS_ARG, QEMU_OPTION_net}, | |
7903 | #ifdef CONFIG_SLIRP | |
7904 | { "tftp", HAS_ARG, QEMU_OPTION_tftp }, | |
7905 | { "bootp", HAS_ARG, QEMU_OPTION_bootp }, | |
7906 | #ifndef _WIN32 | |
7907 | { "smb", HAS_ARG, QEMU_OPTION_smb }, | |
7908 | #endif | |
7909 | { "redir", HAS_ARG, QEMU_OPTION_redir }, | |
7910 | #endif | |
7911 | ||
7912 | { "kernel", HAS_ARG, QEMU_OPTION_kernel }, | |
7913 | { "append", HAS_ARG, QEMU_OPTION_append }, | |
7914 | { "initrd", HAS_ARG, QEMU_OPTION_initrd }, | |
7915 | ||
7916 | { "S", 0, QEMU_OPTION_S }, | |
7917 | { "s", 0, QEMU_OPTION_s }, | |
7918 | { "p", HAS_ARG, QEMU_OPTION_p }, | |
7919 | { "d", HAS_ARG, QEMU_OPTION_d }, | |
7920 | { "hdachs", HAS_ARG, QEMU_OPTION_hdachs }, | |
7921 | { "L", HAS_ARG, QEMU_OPTION_L }, | |
7922 | { "bios", HAS_ARG, QEMU_OPTION_bios }, | |
7923 | { "no-code-copy", 0, QEMU_OPTION_no_code_copy }, | |
7924 | #ifdef USE_KQEMU | |
7925 | { "no-kqemu", 0, QEMU_OPTION_no_kqemu }, | |
7926 | { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu }, | |
7927 | #endif | |
7928 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) | |
7929 | { "g", 1, QEMU_OPTION_g }, | |
7930 | #endif | |
7931 | { "localtime", 0, QEMU_OPTION_localtime }, | |
7932 | { "std-vga", 0, QEMU_OPTION_std_vga }, | |
7933 | { "echr", HAS_ARG, QEMU_OPTION_echr }, | |
7934 | { "monitor", HAS_ARG, QEMU_OPTION_monitor }, | |
7935 | { "serial", HAS_ARG, QEMU_OPTION_serial }, | |
7936 | { "parallel", HAS_ARG, QEMU_OPTION_parallel }, | |
7937 | { "loadvm", HAS_ARG, QEMU_OPTION_loadvm }, | |
7938 | { "full-screen", 0, QEMU_OPTION_full_screen }, | |
7939 | #ifdef CONFIG_SDL | |
7940 | { "no-frame", 0, QEMU_OPTION_no_frame }, | |
7941 | { "alt-grab", 0, QEMU_OPTION_alt_grab }, | |
7942 | { "no-quit", 0, QEMU_OPTION_no_quit }, | |
7943 | #endif | |
7944 | { "pidfile", HAS_ARG, QEMU_OPTION_pidfile }, | |
7945 | { "win2k-hack", 0, QEMU_OPTION_win2k_hack }, | |
7946 | { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice }, | |
7947 | { "smp", HAS_ARG, QEMU_OPTION_smp }, | |
7948 | { "vnc", HAS_ARG, QEMU_OPTION_vnc }, | |
7949 | #ifdef CONFIG_CURSES | |
7950 | { "curses", 0, QEMU_OPTION_curses }, | |
7951 | #endif | |
7952 | ||
7953 | /* temporary options */ | |
7954 | { "usb", 0, QEMU_OPTION_usb }, | |
7955 | { "cirrusvga", 0, QEMU_OPTION_cirrusvga }, | |
7956 | { "vmwarevga", 0, QEMU_OPTION_vmsvga }, | |
7957 | { "no-acpi", 0, QEMU_OPTION_no_acpi }, | |
7958 | { "no-reboot", 0, QEMU_OPTION_no_reboot }, | |
7959 | { "no-shutdown", 0, QEMU_OPTION_no_shutdown }, | |
7960 | { "show-cursor", 0, QEMU_OPTION_show_cursor }, | |
7961 | { "daemonize", 0, QEMU_OPTION_daemonize }, | |
7962 | { "option-rom", HAS_ARG, QEMU_OPTION_option_rom }, | |
7963 | #if defined(TARGET_ARM) || defined(TARGET_M68K) | |
7964 | { "semihosting", 0, QEMU_OPTION_semihosting }, | |
7965 | #endif | |
7966 | { "name", HAS_ARG, QEMU_OPTION_name }, | |
7967 | #if defined(TARGET_SPARC) | |
7968 | { "prom-env", HAS_ARG, QEMU_OPTION_prom_env }, | |
7969 | #endif | |
7970 | #if defined(TARGET_ARM) | |
7971 | { "old-param", 0, QEMU_OPTION_old_param }, | |
7972 | #endif | |
7973 | { "clock", HAS_ARG, QEMU_OPTION_clock }, | |
7974 | { "startdate", HAS_ARG, QEMU_OPTION_startdate }, | |
7975 | { NULL }, | |
7976 | }; | |
7977 | ||
7978 | /* password input */ | |
7979 | ||
7980 | int qemu_key_check(BlockDriverState *bs, const char *name) | |
7981 | { | |
7982 | char password[256]; | |
7983 | int i; | |
7984 | ||
7985 | if (!bdrv_is_encrypted(bs)) | |
7986 | return 0; | |
7987 | ||
7988 | term_printf("%s is encrypted.\n", name); | |
7989 | for(i = 0; i < 3; i++) { | |
7990 | monitor_readline("Password: ", 1, password, sizeof(password)); | |
7991 | if (bdrv_set_key(bs, password) == 0) | |
7992 | return 0; | |
7993 | term_printf("invalid password\n"); | |
7994 | } | |
7995 | return -EPERM; | |
7996 | } | |
7997 | ||
7998 | static BlockDriverState *get_bdrv(int index) | |
7999 | { | |
8000 | if (index > nb_drives) | |
8001 | return NULL; | |
8002 | return drives_table[index].bdrv; | |
8003 | } | |
8004 | ||
8005 | static void read_passwords(void) | |
8006 | { | |
8007 | BlockDriverState *bs; | |
8008 | int i; | |
8009 | ||
8010 | for(i = 0; i < 6; i++) { | |
8011 | bs = get_bdrv(i); | |
8012 | if (bs) | |
8013 | qemu_key_check(bs, bdrv_get_device_name(bs)); | |
8014 | } | |
8015 | } | |
8016 | ||
8017 | /* XXX: currently we cannot use simultaneously different CPUs */ | |
8018 | static void register_machines(void) | |
8019 | { | |
8020 | #if defined(TARGET_I386) | |
8021 | qemu_register_machine(&pc_machine); | |
8022 | qemu_register_machine(&isapc_machine); | |
8023 | #elif defined(TARGET_PPC) | |
8024 | qemu_register_machine(&heathrow_machine); | |
8025 | qemu_register_machine(&core99_machine); | |
8026 | qemu_register_machine(&prep_machine); | |
8027 | qemu_register_machine(&ref405ep_machine); | |
8028 | qemu_register_machine(&taihu_machine); | |
8029 | #elif defined(TARGET_MIPS) | |
8030 | qemu_register_machine(&mips_machine); | |
8031 | qemu_register_machine(&mips_magnum_machine); | |
8032 | qemu_register_machine(&mips_malta_machine); | |
8033 | qemu_register_machine(&mips_pica61_machine); | |
8034 | qemu_register_machine(&mips_mipssim_machine); | |
8035 | #elif defined(TARGET_SPARC) | |
8036 | #ifdef TARGET_SPARC64 | |
8037 | qemu_register_machine(&sun4u_machine); | |
8038 | #else | |
8039 | qemu_register_machine(&ss5_machine); | |
8040 | qemu_register_machine(&ss10_machine); | |
8041 | qemu_register_machine(&ss600mp_machine); | |
8042 | qemu_register_machine(&ss20_machine); | |
8043 | qemu_register_machine(&ss2_machine); | |
8044 | qemu_register_machine(&voyager_machine); | |
8045 | qemu_register_machine(&ss_lx_machine); | |
8046 | qemu_register_machine(&ss4_machine); | |
8047 | qemu_register_machine(&scls_machine); | |
8048 | qemu_register_machine(&sbook_machine); | |
8049 | qemu_register_machine(&ss1000_machine); | |
8050 | qemu_register_machine(&ss2000_machine); | |
8051 | #endif | |
8052 | #elif defined(TARGET_ARM) | |
8053 | qemu_register_machine(&integratorcp_machine); | |
8054 | qemu_register_machine(&versatilepb_machine); | |
8055 | qemu_register_machine(&versatileab_machine); | |
8056 | qemu_register_machine(&realview_machine); | |
8057 | qemu_register_machine(&akitapda_machine); | |
8058 | qemu_register_machine(&spitzpda_machine); | |
8059 | qemu_register_machine(&borzoipda_machine); | |
8060 | qemu_register_machine(&terrierpda_machine); | |
8061 | qemu_register_machine(&palmte_machine); | |
8062 | qemu_register_machine(&n800_machine); | |
8063 | qemu_register_machine(&lm3s811evb_machine); | |
8064 | qemu_register_machine(&lm3s6965evb_machine); | |
8065 | qemu_register_machine(&connex_machine); | |
8066 | qemu_register_machine(&verdex_machine); | |
8067 | qemu_register_machine(&mainstone2_machine); | |
8068 | qemu_register_machine(&musicpal_machine); | |
8069 | #elif defined(TARGET_SH4) | |
8070 | qemu_register_machine(&shix_machine); | |
8071 | qemu_register_machine(&r2d_machine); | |
8072 | #elif defined(TARGET_ALPHA) | |
8073 | /* XXX: TODO */ | |
8074 | #elif defined(TARGET_M68K) | |
8075 | qemu_register_machine(&mcf5208evb_machine); | |
8076 | qemu_register_machine(&an5206_machine); | |
8077 | qemu_register_machine(&dummy_m68k_machine); | |
8078 | #elif defined(TARGET_CRIS) | |
8079 | qemu_register_machine(&bareetraxfs_machine); | |
8080 | #else | |
8081 | #error unsupported CPU | |
8082 | #endif | |
8083 | } | |
8084 | ||
8085 | #ifdef HAS_AUDIO | |
8086 | struct soundhw soundhw[] = { | |
8087 | #ifdef HAS_AUDIO_CHOICE | |
8088 | #if defined(TARGET_I386) || defined(TARGET_MIPS) | |
8089 | { | |
8090 | "pcspk", | |
8091 | "PC speaker", | |
8092 | 0, | |
8093 | 1, | |
8094 | { .init_isa = pcspk_audio_init } | |
8095 | }, | |
8096 | #endif | |
8097 | { | |
8098 | "sb16", | |
8099 | "Creative Sound Blaster 16", | |
8100 | 0, | |
8101 | 1, | |
8102 | { .init_isa = SB16_init } | |
8103 | }, | |
8104 | ||
8105 | #ifdef CONFIG_ADLIB | |
8106 | { | |
8107 | "adlib", | |
8108 | #ifdef HAS_YMF262 | |
8109 | "Yamaha YMF262 (OPL3)", | |
8110 | #else | |
8111 | "Yamaha YM3812 (OPL2)", | |
8112 | #endif | |
8113 | 0, | |
8114 | 1, | |
8115 | { .init_isa = Adlib_init } | |
8116 | }, | |
8117 | #endif | |
8118 | ||
8119 | #ifdef CONFIG_GUS | |
8120 | { | |
8121 | "gus", | |
8122 | "Gravis Ultrasound GF1", | |
8123 | 0, | |
8124 | 1, | |
8125 | { .init_isa = GUS_init } | |
8126 | }, | |
8127 | #endif | |
8128 | ||
8129 | #ifdef CONFIG_AC97 | |
8130 | { | |
8131 | "ac97", | |
8132 | "Intel 82801AA AC97 Audio", | |
8133 | 0, | |
8134 | 0, | |
8135 | { .init_pci = ac97_init } | |
8136 | }, | |
8137 | #endif | |
8138 | ||
8139 | { | |
8140 | "es1370", | |
8141 | "ENSONIQ AudioPCI ES1370", | |
8142 | 0, | |
8143 | 0, | |
8144 | { .init_pci = es1370_init } | |
8145 | }, | |
8146 | #endif | |
8147 | ||
8148 | { NULL, NULL, 0, 0, { NULL } } | |
8149 | }; | |
8150 | ||
8151 | static void select_soundhw (const char *optarg) | |
8152 | { | |
8153 | struct soundhw *c; | |
8154 | ||
8155 | if (*optarg == '?') { | |
8156 | show_valid_cards: | |
8157 | ||
8158 | printf ("Valid sound card names (comma separated):\n"); | |
8159 | for (c = soundhw; c->name; ++c) { | |
8160 | printf ("%-11s %s\n", c->name, c->descr); | |
8161 | } | |
8162 | printf ("\n-soundhw all will enable all of the above\n"); | |
8163 | exit (*optarg != '?'); | |
8164 | } | |
8165 | else { | |
8166 | size_t l; | |
8167 | const char *p; | |
8168 | char *e; | |
8169 | int bad_card = 0; | |
8170 | ||
8171 | if (!strcmp (optarg, "all")) { | |
8172 | for (c = soundhw; c->name; ++c) { | |
8173 | c->enabled = 1; | |
8174 | } | |
8175 | return; | |
8176 | } | |
8177 | ||
8178 | p = optarg; | |
8179 | while (*p) { | |
8180 | e = strchr (p, ','); | |
8181 | l = !e ? strlen (p) : (size_t) (e - p); | |
8182 | ||
8183 | for (c = soundhw; c->name; ++c) { | |
8184 | if (!strncmp (c->name, p, l)) { | |
8185 | c->enabled = 1; | |
8186 | break; | |
8187 | } | |
8188 | } | |
8189 | ||
8190 | if (!c->name) { | |
8191 | if (l > 80) { | |
8192 | fprintf (stderr, | |
8193 | "Unknown sound card name (too big to show)\n"); | |
8194 | } | |
8195 | else { | |
8196 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
8197 | (int) l, p); | |
8198 | } | |
8199 | bad_card = 1; | |
8200 | } | |
8201 | p += l + (e != NULL); | |
8202 | } | |
8203 | ||
8204 | if (bad_card) | |
8205 | goto show_valid_cards; | |
8206 | } | |
8207 | } | |
8208 | #endif | |
8209 | ||
8210 | #ifdef _WIN32 | |
8211 | static BOOL WINAPI qemu_ctrl_handler(DWORD type) | |
8212 | { | |
8213 | exit(STATUS_CONTROL_C_EXIT); | |
8214 | return TRUE; | |
8215 | } | |
8216 | #endif | |
8217 | ||
8218 | #define MAX_NET_CLIENTS 32 | |
8219 | ||
8220 | int main(int argc, char **argv) | |
8221 | { | |
8222 | #ifdef CONFIG_GDBSTUB | |
8223 | int use_gdbstub; | |
8224 | const char *gdbstub_port; | |
8225 | #endif | |
8226 | uint32_t boot_devices_bitmap = 0; | |
8227 | int i; | |
8228 | int snapshot, linux_boot, net_boot; | |
8229 | const char *initrd_filename; | |
8230 | const char *kernel_filename, *kernel_cmdline; | |
8231 | const char *boot_devices = ""; | |
8232 | DisplayState *ds = &display_state; | |
8233 | int cyls, heads, secs, translation; | |
8234 | const char *net_clients[MAX_NET_CLIENTS]; | |
8235 | int nb_net_clients; | |
8236 | int hda_index; | |
8237 | int optind; | |
8238 | const char *r, *optarg; | |
8239 | CharDriverState *monitor_hd; | |
8240 | const char *monitor_device; | |
8241 | const char *serial_devices[MAX_SERIAL_PORTS]; | |
8242 | int serial_device_index; | |
8243 | const char *parallel_devices[MAX_PARALLEL_PORTS]; | |
8244 | int parallel_device_index; | |
8245 | const char *loadvm = NULL; | |
8246 | QEMUMachine *machine; | |
8247 | const char *cpu_model; | |
8248 | const char *usb_devices[MAX_USB_CMDLINE]; | |
8249 | int usb_devices_index; | |
8250 | int fds[2]; | |
8251 | const char *pid_file = NULL; | |
8252 | VLANState *vlan; | |
8253 | ||
8254 | LIST_INIT (&vm_change_state_head); | |
8255 | #ifndef _WIN32 | |
8256 | { | |
8257 | struct sigaction act; | |
8258 | sigfillset(&act.sa_mask); | |
8259 | act.sa_flags = 0; | |
8260 | act.sa_handler = SIG_IGN; | |
8261 | sigaction(SIGPIPE, &act, NULL); | |
8262 | } | |
8263 | #else | |
8264 | SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); | |
8265 | /* Note: cpu_interrupt() is currently not SMP safe, so we force | |
8266 | QEMU to run on a single CPU */ | |
8267 | { | |
8268 | HANDLE h; | |
8269 | DWORD mask, smask; | |
8270 | int i; | |
8271 | h = GetCurrentProcess(); | |
8272 | if (GetProcessAffinityMask(h, &mask, &smask)) { | |
8273 | for(i = 0; i < 32; i++) { | |
8274 | if (mask & (1 << i)) | |
8275 | break; | |
8276 | } | |
8277 | if (i != 32) { | |
8278 | mask = 1 << i; | |
8279 | SetProcessAffinityMask(h, mask); | |
8280 | } | |
8281 | } | |
8282 | } | |
8283 | #endif | |
8284 | ||
8285 | register_machines(); | |
8286 | machine = first_machine; | |
8287 | cpu_model = NULL; | |
8288 | initrd_filename = NULL; | |
8289 | ram_size = 0; | |
8290 | vga_ram_size = VGA_RAM_SIZE; | |
8291 | #ifdef CONFIG_GDBSTUB | |
8292 | use_gdbstub = 0; | |
8293 | gdbstub_port = DEFAULT_GDBSTUB_PORT; | |
8294 | #endif | |
8295 | snapshot = 0; | |
8296 | nographic = 0; | |
8297 | curses = 0; | |
8298 | kernel_filename = NULL; | |
8299 | kernel_cmdline = ""; | |
8300 | cyls = heads = secs = 0; | |
8301 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
8302 | monitor_device = "vc"; | |
8303 | ||
8304 | serial_devices[0] = "vc"; | |
8305 | for(i = 1; i < MAX_SERIAL_PORTS; i++) | |
8306 | serial_devices[i] = NULL; | |
8307 | serial_device_index = 0; | |
8308 | ||
8309 | parallel_devices[0] = "vc"; | |
8310 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) | |
8311 | parallel_devices[i] = NULL; | |
8312 | parallel_device_index = 0; | |
8313 | ||
8314 | usb_devices_index = 0; | |
8315 | ||
8316 | nb_net_clients = 0; | |
8317 | nb_drives = 0; | |
8318 | nb_drives_opt = 0; | |
8319 | hda_index = -1; | |
8320 | ||
8321 | nb_nics = 0; | |
8322 | /* default mac address of the first network interface */ | |
8323 | ||
8324 | optind = 1; | |
8325 | for(;;) { | |
8326 | if (optind >= argc) | |
8327 | break; | |
8328 | r = argv[optind]; | |
8329 | if (r[0] != '-') { | |
8330 | hda_index = drive_add(argv[optind++], HD_ALIAS, 0); | |
8331 | } else { | |
8332 | const QEMUOption *popt; | |
8333 | ||
8334 | optind++; | |
8335 | /* Treat --foo the same as -foo. */ | |
8336 | if (r[1] == '-') | |
8337 | r++; | |
8338 | popt = qemu_options; | |
8339 | for(;;) { | |
8340 | if (!popt->name) { | |
8341 | fprintf(stderr, "%s: invalid option -- '%s'\n", | |
8342 | argv[0], r); | |
8343 | exit(1); | |
8344 | } | |
8345 | if (!strcmp(popt->name, r + 1)) | |
8346 | break; | |
8347 | popt++; | |
8348 | } | |
8349 | if (popt->flags & HAS_ARG) { | |
8350 | if (optind >= argc) { | |
8351 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
8352 | argv[0], r); | |
8353 | exit(1); | |
8354 | } | |
8355 | optarg = argv[optind++]; | |
8356 | } else { | |
8357 | optarg = NULL; | |
8358 | } | |
8359 | ||
8360 | switch(popt->index) { | |
8361 | case QEMU_OPTION_M: | |
8362 | machine = find_machine(optarg); | |
8363 | if (!machine) { | |
8364 | QEMUMachine *m; | |
8365 | printf("Supported machines are:\n"); | |
8366 | for(m = first_machine; m != NULL; m = m->next) { | |
8367 | printf("%-10s %s%s\n", | |
8368 | m->name, m->desc, | |
8369 | m == first_machine ? " (default)" : ""); | |
8370 | } | |
8371 | exit(*optarg != '?'); | |
8372 | } | |
8373 | break; | |
8374 | case QEMU_OPTION_cpu: | |
8375 | /* hw initialization will check this */ | |
8376 | if (*optarg == '?') { | |
8377 | /* XXX: implement xxx_cpu_list for targets that still miss it */ | |
8378 | #if defined(cpu_list) | |
8379 | cpu_list(stdout, &fprintf); | |
8380 | #endif | |
8381 | exit(0); | |
8382 | } else { | |
8383 | cpu_model = optarg; | |
8384 | } | |
8385 | break; | |
8386 | case QEMU_OPTION_initrd: | |
8387 | initrd_filename = optarg; | |
8388 | break; | |
8389 | case QEMU_OPTION_hda: | |
8390 | if (cyls == 0) | |
8391 | hda_index = drive_add(optarg, HD_ALIAS, 0); | |
8392 | else | |
8393 | hda_index = drive_add(optarg, HD_ALIAS | |
8394 | ",cyls=%d,heads=%d,secs=%d%s", | |
8395 | 0, cyls, heads, secs, | |
8396 | translation == BIOS_ATA_TRANSLATION_LBA ? | |
8397 | ",trans=lba" : | |
8398 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
8399 | ",trans=none" : ""); | |
8400 | break; | |
8401 | case QEMU_OPTION_hdb: | |
8402 | case QEMU_OPTION_hdc: | |
8403 | case QEMU_OPTION_hdd: | |
8404 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); | |
8405 | break; | |
8406 | case QEMU_OPTION_drive: | |
8407 | drive_add(NULL, "%s", optarg); | |
8408 | break; | |
8409 | case QEMU_OPTION_mtdblock: | |
8410 | drive_add(optarg, MTD_ALIAS); | |
8411 | break; | |
8412 | case QEMU_OPTION_sd: | |
8413 | drive_add(optarg, SD_ALIAS); | |
8414 | break; | |
8415 | case QEMU_OPTION_pflash: | |
8416 | drive_add(optarg, PFLASH_ALIAS); | |
8417 | break; | |
8418 | case QEMU_OPTION_snapshot: | |
8419 | snapshot = 1; | |
8420 | break; | |
8421 | case QEMU_OPTION_hdachs: | |
8422 | { | |
8423 | const char *p; | |
8424 | p = optarg; | |
8425 | cyls = strtol(p, (char **)&p, 0); | |
8426 | if (cyls < 1 || cyls > 16383) | |
8427 | goto chs_fail; | |
8428 | if (*p != ',') | |
8429 | goto chs_fail; | |
8430 | p++; | |
8431 | heads = strtol(p, (char **)&p, 0); | |
8432 | if (heads < 1 || heads > 16) | |
8433 | goto chs_fail; | |
8434 | if (*p != ',') | |
8435 | goto chs_fail; | |
8436 | p++; | |
8437 | secs = strtol(p, (char **)&p, 0); | |
8438 | if (secs < 1 || secs > 63) | |
8439 | goto chs_fail; | |
8440 | if (*p == ',') { | |
8441 | p++; | |
8442 | if (!strcmp(p, "none")) | |
8443 | translation = BIOS_ATA_TRANSLATION_NONE; | |
8444 | else if (!strcmp(p, "lba")) | |
8445 | translation = BIOS_ATA_TRANSLATION_LBA; | |
8446 | else if (!strcmp(p, "auto")) | |
8447 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
8448 | else | |
8449 | goto chs_fail; | |
8450 | } else if (*p != '\0') { | |
8451 | chs_fail: | |
8452 | fprintf(stderr, "qemu: invalid physical CHS format\n"); | |
8453 | exit(1); | |
8454 | } | |
8455 | if (hda_index != -1) | |
8456 | snprintf(drives_opt[hda_index].opt, | |
8457 | sizeof(drives_opt[hda_index].opt), | |
8458 | HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s", | |
8459 | 0, cyls, heads, secs, | |
8460 | translation == BIOS_ATA_TRANSLATION_LBA ? | |
8461 | ",trans=lba" : | |
8462 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
8463 | ",trans=none" : ""); | |
8464 | } | |
8465 | break; | |
8466 | case QEMU_OPTION_nographic: | |
8467 | serial_devices[0] = "stdio"; | |
8468 | parallel_devices[0] = "null"; | |
8469 | monitor_device = "stdio"; | |
8470 | nographic = 1; | |
8471 | break; | |
8472 | #ifdef CONFIG_CURSES | |
8473 | case QEMU_OPTION_curses: | |
8474 | curses = 1; | |
8475 | break; | |
8476 | #endif | |
8477 | case QEMU_OPTION_portrait: | |
8478 | graphic_rotate = 1; | |
8479 | break; | |
8480 | case QEMU_OPTION_kernel: | |
8481 | kernel_filename = optarg; | |
8482 | break; | |
8483 | case QEMU_OPTION_append: | |
8484 | kernel_cmdline = optarg; | |
8485 | break; | |
8486 | case QEMU_OPTION_cdrom: | |
8487 | drive_add(optarg, CDROM_ALIAS); | |
8488 | break; | |
8489 | case QEMU_OPTION_boot: | |
8490 | boot_devices = optarg; | |
8491 | /* We just do some generic consistency checks */ | |
8492 | { | |
8493 | /* Could easily be extended to 64 devices if needed */ | |
8494 | const char *p; | |
8495 | ||
8496 | boot_devices_bitmap = 0; | |
8497 | for (p = boot_devices; *p != '\0'; p++) { | |
8498 | /* Allowed boot devices are: | |
8499 | * a b : floppy disk drives | |
8500 | * c ... f : IDE disk drives | |
8501 | * g ... m : machine implementation dependant drives | |
8502 | * n ... p : network devices | |
8503 | * It's up to each machine implementation to check | |
8504 | * if the given boot devices match the actual hardware | |
8505 | * implementation and firmware features. | |
8506 | */ | |
8507 | if (*p < 'a' || *p > 'q') { | |
8508 | fprintf(stderr, "Invalid boot device '%c'\n", *p); | |
8509 | exit(1); | |
8510 | } | |
8511 | if (boot_devices_bitmap & (1 << (*p - 'a'))) { | |
8512 | fprintf(stderr, | |
8513 | "Boot device '%c' was given twice\n",*p); | |
8514 | exit(1); | |
8515 | } | |
8516 | boot_devices_bitmap |= 1 << (*p - 'a'); | |
8517 | } | |
8518 | } | |
8519 | break; | |
8520 | case QEMU_OPTION_fda: | |
8521 | case QEMU_OPTION_fdb: | |
8522 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); | |
8523 | break; | |
8524 | #ifdef TARGET_I386 | |
8525 | case QEMU_OPTION_no_fd_bootchk: | |
8526 | fd_bootchk = 0; | |
8527 | break; | |
8528 | #endif | |
8529 | case QEMU_OPTION_no_code_copy: | |
8530 | code_copy_enabled = 0; | |
8531 | break; | |
8532 | case QEMU_OPTION_net: | |
8533 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
8534 | fprintf(stderr, "qemu: too many network clients\n"); | |
8535 | exit(1); | |
8536 | } | |
8537 | net_clients[nb_net_clients] = optarg; | |
8538 | nb_net_clients++; | |
8539 | break; | |
8540 | #ifdef CONFIG_SLIRP | |
8541 | case QEMU_OPTION_tftp: | |
8542 | tftp_prefix = optarg; | |
8543 | break; | |
8544 | case QEMU_OPTION_bootp: | |
8545 | bootp_filename = optarg; | |
8546 | break; | |
8547 | #ifndef _WIN32 | |
8548 | case QEMU_OPTION_smb: | |
8549 | net_slirp_smb(optarg); | |
8550 | break; | |
8551 | #endif | |
8552 | case QEMU_OPTION_redir: | |
8553 | net_slirp_redir(optarg); | |
8554 | break; | |
8555 | #endif | |
8556 | #ifdef HAS_AUDIO | |
8557 | case QEMU_OPTION_audio_help: | |
8558 | AUD_help (); | |
8559 | exit (0); | |
8560 | break; | |
8561 | case QEMU_OPTION_soundhw: | |
8562 | select_soundhw (optarg); | |
8563 | break; | |
8564 | #endif | |
8565 | case QEMU_OPTION_h: | |
8566 | help(0); | |
8567 | break; | |
8568 | case QEMU_OPTION_m: { | |
8569 | uint64_t value; | |
8570 | char *ptr; | |
8571 | ||
8572 | value = strtoul(optarg, &ptr, 10); | |
8573 | switch (*ptr) { | |
8574 | case 0: case 'M': case 'm': | |
8575 | value <<= 20; | |
8576 | break; | |
8577 | case 'G': case 'g': | |
8578 | value <<= 30; | |
8579 | break; | |
8580 | default: | |
8581 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
8582 | exit(1); | |
8583 | } | |
8584 | ||
8585 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
8586 | if (value > (2047 << 20) | |
8587 | #ifndef USE_KQEMU | |
8588 | && HOST_LONG_BITS == 32 | |
8589 | #endif | |
8590 | ) { | |
8591 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
8592 | exit(1); | |
8593 | } | |
8594 | if (value != (uint64_t)(ram_addr_t)value) { | |
8595 | fprintf(stderr, "qemu: ram size too large\n"); | |
8596 | exit(1); | |
8597 | } | |
8598 | ram_size = value; | |
8599 | break; | |
8600 | } | |
8601 | case QEMU_OPTION_d: | |
8602 | { | |
8603 | int mask; | |
8604 | CPULogItem *item; | |
8605 | ||
8606 | mask = cpu_str_to_log_mask(optarg); | |
8607 | if (!mask) { | |
8608 | printf("Log items (comma separated):\n"); | |
8609 | for(item = cpu_log_items; item->mask != 0; item++) { | |
8610 | printf("%-10s %s\n", item->name, item->help); | |
8611 | } | |
8612 | exit(1); | |
8613 | } | |
8614 | cpu_set_log(mask); | |
8615 | } | |
8616 | break; | |
8617 | #ifdef CONFIG_GDBSTUB | |
8618 | case QEMU_OPTION_s: | |
8619 | use_gdbstub = 1; | |
8620 | break; | |
8621 | case QEMU_OPTION_p: | |
8622 | gdbstub_port = optarg; | |
8623 | break; | |
8624 | #endif | |
8625 | case QEMU_OPTION_L: | |
8626 | bios_dir = optarg; | |
8627 | break; | |
8628 | case QEMU_OPTION_bios: | |
8629 | bios_name = optarg; | |
8630 | break; | |
8631 | case QEMU_OPTION_S: | |
8632 | autostart = 0; | |
8633 | break; | |
8634 | case QEMU_OPTION_k: | |
8635 | keyboard_layout = optarg; | |
8636 | break; | |
8637 | case QEMU_OPTION_localtime: | |
8638 | rtc_utc = 0; | |
8639 | break; | |
8640 | case QEMU_OPTION_cirrusvga: | |
8641 | cirrus_vga_enabled = 1; | |
8642 | vmsvga_enabled = 0; | |
8643 | break; | |
8644 | case QEMU_OPTION_vmsvga: | |
8645 | cirrus_vga_enabled = 0; | |
8646 | vmsvga_enabled = 1; | |
8647 | break; | |
8648 | case QEMU_OPTION_std_vga: | |
8649 | cirrus_vga_enabled = 0; | |
8650 | vmsvga_enabled = 0; | |
8651 | break; | |
8652 | case QEMU_OPTION_g: | |
8653 | { | |
8654 | const char *p; | |
8655 | int w, h, depth; | |
8656 | p = optarg; | |
8657 | w = strtol(p, (char **)&p, 10); | |
8658 | if (w <= 0) { | |
8659 | graphic_error: | |
8660 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
8661 | exit(1); | |
8662 | } | |
8663 | if (*p != 'x') | |
8664 | goto graphic_error; | |
8665 | p++; | |
8666 | h = strtol(p, (char **)&p, 10); | |
8667 | if (h <= 0) | |
8668 | goto graphic_error; | |
8669 | if (*p == 'x') { | |
8670 | p++; | |
8671 | depth = strtol(p, (char **)&p, 10); | |
8672 | if (depth != 8 && depth != 15 && depth != 16 && | |
8673 | depth != 24 && depth != 32) | |
8674 | goto graphic_error; | |
8675 | } else if (*p == '\0') { | |
8676 | depth = graphic_depth; | |
8677 | } else { | |
8678 | goto graphic_error; | |
8679 | } | |
8680 | ||
8681 | graphic_width = w; | |
8682 | graphic_height = h; | |
8683 | graphic_depth = depth; | |
8684 | } | |
8685 | break; | |
8686 | case QEMU_OPTION_echr: | |
8687 | { | |
8688 | char *r; | |
8689 | term_escape_char = strtol(optarg, &r, 0); | |
8690 | if (r == optarg) | |
8691 | printf("Bad argument to echr\n"); | |
8692 | break; | |
8693 | } | |
8694 | case QEMU_OPTION_monitor: | |
8695 | monitor_device = optarg; | |
8696 | break; | |
8697 | case QEMU_OPTION_serial: | |
8698 | if (serial_device_index >= MAX_SERIAL_PORTS) { | |
8699 | fprintf(stderr, "qemu: too many serial ports\n"); | |
8700 | exit(1); | |
8701 | } | |
8702 | serial_devices[serial_device_index] = optarg; | |
8703 | serial_device_index++; | |
8704 | break; | |
8705 | case QEMU_OPTION_parallel: | |
8706 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
8707 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
8708 | exit(1); | |
8709 | } | |
8710 | parallel_devices[parallel_device_index] = optarg; | |
8711 | parallel_device_index++; | |
8712 | break; | |
8713 | case QEMU_OPTION_loadvm: | |
8714 | loadvm = optarg; | |
8715 | break; | |
8716 | case QEMU_OPTION_full_screen: | |
8717 | full_screen = 1; | |
8718 | break; | |
8719 | #ifdef CONFIG_SDL | |
8720 | case QEMU_OPTION_no_frame: | |
8721 | no_frame = 1; | |
8722 | break; | |
8723 | case QEMU_OPTION_alt_grab: | |
8724 | alt_grab = 1; | |
8725 | break; | |
8726 | case QEMU_OPTION_no_quit: | |
8727 | no_quit = 1; | |
8728 | break; | |
8729 | #endif | |
8730 | case QEMU_OPTION_pidfile: | |
8731 | pid_file = optarg; | |
8732 | break; | |
8733 | #ifdef TARGET_I386 | |
8734 | case QEMU_OPTION_win2k_hack: | |
8735 | win2k_install_hack = 1; | |
8736 | break; | |
8737 | #endif | |
8738 | #ifdef USE_KQEMU | |
8739 | case QEMU_OPTION_no_kqemu: | |
8740 | kqemu_allowed = 0; | |
8741 | break; | |
8742 | case QEMU_OPTION_kernel_kqemu: | |
8743 | kqemu_allowed = 2; | |
8744 | break; | |
8745 | #endif | |
8746 | case QEMU_OPTION_usb: | |
8747 | usb_enabled = 1; | |
8748 | break; | |
8749 | case QEMU_OPTION_usbdevice: | |
8750 | usb_enabled = 1; | |
8751 | if (usb_devices_index >= MAX_USB_CMDLINE) { | |
8752 | fprintf(stderr, "Too many USB devices\n"); | |
8753 | exit(1); | |
8754 | } | |
8755 | usb_devices[usb_devices_index] = optarg; | |
8756 | usb_devices_index++; | |
8757 | break; | |
8758 | case QEMU_OPTION_smp: | |
8759 | smp_cpus = atoi(optarg); | |
8760 | if (smp_cpus < 1 || smp_cpus > MAX_CPUS) { | |
8761 | fprintf(stderr, "Invalid number of CPUs\n"); | |
8762 | exit(1); | |
8763 | } | |
8764 | break; | |
8765 | case QEMU_OPTION_vnc: | |
8766 | vnc_display = optarg; | |
8767 | break; | |
8768 | case QEMU_OPTION_no_acpi: | |
8769 | acpi_enabled = 0; | |
8770 | break; | |
8771 | case QEMU_OPTION_no_reboot: | |
8772 | no_reboot = 1; | |
8773 | break; | |
8774 | case QEMU_OPTION_no_shutdown: | |
8775 | no_shutdown = 1; | |
8776 | break; | |
8777 | case QEMU_OPTION_show_cursor: | |
8778 | cursor_hide = 0; | |
8779 | break; | |
8780 | case QEMU_OPTION_daemonize: | |
8781 | daemonize = 1; | |
8782 | break; | |
8783 | case QEMU_OPTION_option_rom: | |
8784 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
8785 | fprintf(stderr, "Too many option ROMs\n"); | |
8786 | exit(1); | |
8787 | } | |
8788 | option_rom[nb_option_roms] = optarg; | |
8789 | nb_option_roms++; | |
8790 | break; | |
8791 | case QEMU_OPTION_semihosting: | |
8792 | semihosting_enabled = 1; | |
8793 | break; | |
8794 | case QEMU_OPTION_name: | |
8795 | qemu_name = optarg; | |
8796 | break; | |
8797 | #ifdef TARGET_SPARC | |
8798 | case QEMU_OPTION_prom_env: | |
8799 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
8800 | fprintf(stderr, "Too many prom variables\n"); | |
8801 | exit(1); | |
8802 | } | |
8803 | prom_envs[nb_prom_envs] = optarg; | |
8804 | nb_prom_envs++; | |
8805 | break; | |
8806 | #endif | |
8807 | #ifdef TARGET_ARM | |
8808 | case QEMU_OPTION_old_param: | |
8809 | old_param = 1; | |
8810 | break; | |
8811 | #endif | |
8812 | case QEMU_OPTION_clock: | |
8813 | configure_alarms(optarg); | |
8814 | break; | |
8815 | case QEMU_OPTION_startdate: | |
8816 | { | |
8817 | struct tm tm; | |
8818 | time_t rtc_start_date; | |
8819 | if (!strcmp(optarg, "now")) { | |
8820 | rtc_date_offset = -1; | |
8821 | } else { | |
8822 | if (sscanf(optarg, "%d-%d-%dT%d:%d:%d", | |
8823 | &tm.tm_year, | |
8824 | &tm.tm_mon, | |
8825 | &tm.tm_mday, | |
8826 | &tm.tm_hour, | |
8827 | &tm.tm_min, | |
8828 | &tm.tm_sec) == 6) { | |
8829 | /* OK */ | |
8830 | } else if (sscanf(optarg, "%d-%d-%d", | |
8831 | &tm.tm_year, | |
8832 | &tm.tm_mon, | |
8833 | &tm.tm_mday) == 3) { | |
8834 | tm.tm_hour = 0; | |
8835 | tm.tm_min = 0; | |
8836 | tm.tm_sec = 0; | |
8837 | } else { | |
8838 | goto date_fail; | |
8839 | } | |
8840 | tm.tm_year -= 1900; | |
8841 | tm.tm_mon--; | |
8842 | rtc_start_date = mktimegm(&tm); | |
8843 | if (rtc_start_date == -1) { | |
8844 | date_fail: | |
8845 | fprintf(stderr, "Invalid date format. Valid format are:\n" | |
8846 | "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n"); | |
8847 | exit(1); | |
8848 | } | |
8849 | rtc_date_offset = time(NULL) - rtc_start_date; | |
8850 | } | |
8851 | } | |
8852 | break; | |
8853 | } | |
8854 | } | |
8855 | } | |
8856 | ||
8857 | #ifndef _WIN32 | |
8858 | if (daemonize && !nographic && vnc_display == NULL) { | |
8859 | fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n"); | |
8860 | daemonize = 0; | |
8861 | } | |
8862 | ||
8863 | if (daemonize) { | |
8864 | pid_t pid; | |
8865 | ||
8866 | if (pipe(fds) == -1) | |
8867 | exit(1); | |
8868 | ||
8869 | pid = fork(); | |
8870 | if (pid > 0) { | |
8871 | uint8_t status; | |
8872 | ssize_t len; | |
8873 | ||
8874 | close(fds[1]); | |
8875 | ||
8876 | again: | |
8877 | len = read(fds[0], &status, 1); | |
8878 | if (len == -1 && (errno == EINTR)) | |
8879 | goto again; | |
8880 | ||
8881 | if (len != 1) | |
8882 | exit(1); | |
8883 | else if (status == 1) { | |
8884 | fprintf(stderr, "Could not acquire pidfile\n"); | |
8885 | exit(1); | |
8886 | } else | |
8887 | exit(0); | |
8888 | } else if (pid < 0) | |
8889 | exit(1); | |
8890 | ||
8891 | setsid(); | |
8892 | ||
8893 | pid = fork(); | |
8894 | if (pid > 0) | |
8895 | exit(0); | |
8896 | else if (pid < 0) | |
8897 | exit(1); | |
8898 | ||
8899 | umask(027); | |
8900 | chdir("/"); | |
8901 | ||
8902 | signal(SIGTSTP, SIG_IGN); | |
8903 | signal(SIGTTOU, SIG_IGN); | |
8904 | signal(SIGTTIN, SIG_IGN); | |
8905 | } | |
8906 | #endif | |
8907 | ||
8908 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { | |
8909 | if (daemonize) { | |
8910 | uint8_t status = 1; | |
8911 | write(fds[1], &status, 1); | |
8912 | } else | |
8913 | fprintf(stderr, "Could not acquire pid file\n"); | |
8914 | exit(1); | |
8915 | } | |
8916 | ||
8917 | #ifdef USE_KQEMU | |
8918 | if (smp_cpus > 1) | |
8919 | kqemu_allowed = 0; | |
8920 | #endif | |
8921 | linux_boot = (kernel_filename != NULL); | |
8922 | net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF; | |
8923 | ||
8924 | /* XXX: this should not be: some embedded targets just have flash */ | |
8925 | if (!linux_boot && net_boot == 0 && | |
8926 | nb_drives_opt == 0) | |
8927 | help(1); | |
8928 | ||
8929 | /* boot to floppy or the default cd if no hard disk defined yet */ | |
8930 | if (!boot_devices[0]) { | |
8931 | boot_devices = "cad"; | |
8932 | } | |
8933 | setvbuf(stdout, NULL, _IOLBF, 0); | |
8934 | ||
8935 | init_timers(); | |
8936 | init_timer_alarm(); | |
8937 | qemu_aio_init(); | |
8938 | ||
8939 | #ifdef _WIN32 | |
8940 | socket_init(); | |
8941 | #endif | |
8942 | ||
8943 | /* init network clients */ | |
8944 | if (nb_net_clients == 0) { | |
8945 | /* if no clients, we use a default config */ | |
8946 | net_clients[0] = "nic"; | |
8947 | net_clients[1] = "user"; | |
8948 | nb_net_clients = 2; | |
8949 | } | |
8950 | ||
8951 | for(i = 0;i < nb_net_clients; i++) { | |
8952 | if (net_client_init(net_clients[i]) < 0) | |
8953 | exit(1); | |
8954 | } | |
8955 | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { | |
8956 | if (vlan->nb_guest_devs == 0 && vlan->nb_host_devs == 0) | |
8957 | continue; | |
8958 | if (vlan->nb_guest_devs == 0) { | |
8959 | fprintf(stderr, "Invalid vlan (%d) with no nics\n", vlan->id); | |
8960 | exit(1); | |
8961 | } | |
8962 | if (vlan->nb_host_devs == 0) | |
8963 | fprintf(stderr, | |
8964 | "Warning: vlan %d is not connected to host network\n", | |
8965 | vlan->id); | |
8966 | } | |
8967 | ||
8968 | #ifdef TARGET_I386 | |
8969 | /* XXX: this should be moved in the PC machine instantiation code */ | |
8970 | if (net_boot != 0) { | |
8971 | int netroms = 0; | |
8972 | for (i = 0; i < nb_nics && i < 4; i++) { | |
8973 | const char *model = nd_table[i].model; | |
8974 | char buf[1024]; | |
8975 | if (net_boot & (1 << i)) { | |
8976 | if (model == NULL) | |
8977 | model = "ne2k_pci"; | |
8978 | snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model); | |
8979 | if (get_image_size(buf) > 0) { | |
8980 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
8981 | fprintf(stderr, "Too many option ROMs\n"); | |
8982 | exit(1); | |
8983 | } | |
8984 | option_rom[nb_option_roms] = strdup(buf); | |
8985 | nb_option_roms++; | |
8986 | netroms++; | |
8987 | } | |
8988 | } | |
8989 | } | |
8990 | if (netroms == 0) { | |
8991 | fprintf(stderr, "No valid PXE rom found for network device\n"); | |
8992 | exit(1); | |
8993 | } | |
8994 | } | |
8995 | #endif | |
8996 | ||
8997 | /* init the memory */ | |
8998 | phys_ram_size = machine->ram_require & ~RAMSIZE_FIXED; | |
8999 | ||
9000 | if (machine->ram_require & RAMSIZE_FIXED) { | |
9001 | if (ram_size > 0) { | |
9002 | if (ram_size < phys_ram_size) { | |
9003 | fprintf(stderr, "Machine `%s' requires %llu bytes of memory\n", | |
9004 | machine->name, (unsigned long long) phys_ram_size); | |
9005 | exit(-1); | |
9006 | } | |
9007 | ||
9008 | phys_ram_size = ram_size; | |
9009 | } else | |
9010 | ram_size = phys_ram_size; | |
9011 | } else { | |
9012 | if (ram_size == 0) | |
9013 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
9014 | ||
9015 | phys_ram_size += ram_size; | |
9016 | } | |
9017 | ||
9018 | phys_ram_base = qemu_vmalloc(phys_ram_size); | |
9019 | if (!phys_ram_base) { | |
9020 | fprintf(stderr, "Could not allocate physical memory\n"); | |
9021 | exit(1); | |
9022 | } | |
9023 | ||
9024 | bdrv_init(); | |
9025 | ||
9026 | /* we always create the cdrom drive, even if no disk is there */ | |
9027 | ||
9028 | if (nb_drives_opt < MAX_DRIVES) | |
9029 | drive_add(NULL, CDROM_ALIAS); | |
9030 | ||
9031 | /* we always create at least one floppy */ | |
9032 | ||
9033 | if (nb_drives_opt < MAX_DRIVES) | |
9034 | drive_add(NULL, FD_ALIAS, 0); | |
9035 | ||
9036 | /* we always create one sd slot, even if no card is in it */ | |
9037 | ||
9038 | if (nb_drives_opt < MAX_DRIVES) | |
9039 | drive_add(NULL, SD_ALIAS); | |
9040 | ||
9041 | /* open the virtual block devices */ | |
9042 | ||
9043 | for(i = 0; i < nb_drives_opt; i++) | |
9044 | if (drive_init(&drives_opt[i], snapshot, machine) == -1) | |
9045 | exit(1); | |
9046 | ||
9047 | register_savevm("timer", 0, 2, timer_save, timer_load, NULL); | |
9048 | register_savevm("ram", 0, 2, ram_save, ram_load, NULL); | |
9049 | ||
9050 | init_ioports(); | |
9051 | ||
9052 | /* terminal init */ | |
9053 | memset(&display_state, 0, sizeof(display_state)); | |
9054 | if (nographic) { | |
9055 | if (curses) { | |
9056 | fprintf(stderr, "fatal: -nographic can't be used with -curses\n"); | |
9057 | exit(1); | |
9058 | } | |
9059 | /* nearly nothing to do */ | |
9060 | dumb_display_init(ds); | |
9061 | } else if (vnc_display != NULL) { | |
9062 | vnc_display_init(ds); | |
9063 | if (vnc_display_open(ds, vnc_display) < 0) | |
9064 | exit(1); | |
9065 | } else | |
9066 | #if defined(CONFIG_CURSES) | |
9067 | if (curses) { | |
9068 | curses_display_init(ds, full_screen); | |
9069 | } else | |
9070 | #endif | |
9071 | { | |
9072 | #if defined(CONFIG_SDL) | |
9073 | sdl_display_init(ds, full_screen, no_frame); | |
9074 | #elif defined(CONFIG_COCOA) | |
9075 | cocoa_display_init(ds, full_screen); | |
9076 | #else | |
9077 | dumb_display_init(ds); | |
9078 | #endif | |
9079 | } | |
9080 | ||
9081 | /* Maintain compatibility with multiple stdio monitors */ | |
9082 | if (!strcmp(monitor_device,"stdio")) { | |
9083 | for (i = 0; i < MAX_SERIAL_PORTS; i++) { | |
9084 | const char *devname = serial_devices[i]; | |
9085 | if (devname && !strcmp(devname,"mon:stdio")) { | |
9086 | monitor_device = NULL; | |
9087 | break; | |
9088 | } else if (devname && !strcmp(devname,"stdio")) { | |
9089 | monitor_device = NULL; | |
9090 | serial_devices[i] = "mon:stdio"; | |
9091 | break; | |
9092 | } | |
9093 | } | |
9094 | } | |
9095 | if (monitor_device) { | |
9096 | monitor_hd = qemu_chr_open(monitor_device); | |
9097 | if (!monitor_hd) { | |
9098 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
9099 | exit(1); | |
9100 | } | |
9101 | monitor_init(monitor_hd, !nographic); | |
9102 | } | |
9103 | ||
9104 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { | |
9105 | const char *devname = serial_devices[i]; | |
9106 | if (devname && strcmp(devname, "none")) { | |
9107 | serial_hds[i] = qemu_chr_open(devname); | |
9108 | if (!serial_hds[i]) { | |
9109 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
9110 | devname); | |
9111 | exit(1); | |
9112 | } | |
9113 | if (strstart(devname, "vc", 0)) | |
9114 | qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i); | |
9115 | } | |
9116 | } | |
9117 | ||
9118 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { | |
9119 | const char *devname = parallel_devices[i]; | |
9120 | if (devname && strcmp(devname, "none")) { | |
9121 | parallel_hds[i] = qemu_chr_open(devname); | |
9122 | if (!parallel_hds[i]) { | |
9123 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
9124 | devname); | |
9125 | exit(1); | |
9126 | } | |
9127 | if (strstart(devname, "vc", 0)) | |
9128 | qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i); | |
9129 | } | |
9130 | } | |
9131 | ||
9132 | machine->init(ram_size, vga_ram_size, boot_devices, ds, | |
9133 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); | |
9134 | ||
9135 | /* init USB devices */ | |
9136 | if (usb_enabled) { | |
9137 | for(i = 0; i < usb_devices_index; i++) { | |
9138 | if (usb_device_add(usb_devices[i]) < 0) { | |
9139 | fprintf(stderr, "Warning: could not add USB device %s\n", | |
9140 | usb_devices[i]); | |
9141 | } | |
9142 | } | |
9143 | } | |
9144 | ||
9145 | if (display_state.dpy_refresh) { | |
9146 | display_state.gui_timer = qemu_new_timer(rt_clock, gui_update, &display_state); | |
9147 | qemu_mod_timer(display_state.gui_timer, qemu_get_clock(rt_clock)); | |
9148 | } | |
9149 | ||
9150 | #ifdef CONFIG_GDBSTUB | |
9151 | if (use_gdbstub) { | |
9152 | /* XXX: use standard host:port notation and modify options | |
9153 | accordingly. */ | |
9154 | if (gdbserver_start(gdbstub_port) < 0) { | |
9155 | fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n", | |
9156 | gdbstub_port); | |
9157 | exit(1); | |
9158 | } | |
9159 | } | |
9160 | #endif | |
9161 | ||
9162 | if (loadvm) | |
9163 | do_loadvm(loadvm); | |
9164 | ||
9165 | { | |
9166 | /* XXX: simplify init */ | |
9167 | read_passwords(); | |
9168 | if (autostart) { | |
9169 | vm_start(); | |
9170 | } | |
9171 | } | |
9172 | ||
9173 | if (daemonize) { | |
9174 | uint8_t status = 0; | |
9175 | ssize_t len; | |
9176 | int fd; | |
9177 | ||
9178 | again1: | |
9179 | len = write(fds[1], &status, 1); | |
9180 | if (len == -1 && (errno == EINTR)) | |
9181 | goto again1; | |
9182 | ||
9183 | if (len != 1) | |
9184 | exit(1); | |
9185 | ||
9186 | TFR(fd = open("/dev/null", O_RDWR)); | |
9187 | if (fd == -1) | |
9188 | exit(1); | |
9189 | ||
9190 | dup2(fd, 0); | |
9191 | dup2(fd, 1); | |
9192 | dup2(fd, 2); | |
9193 | ||
9194 | close(fd); | |
9195 | } | |
9196 | ||
9197 | main_loop(); | |
9198 | quit_timers(); | |
9199 | ||
9200 | #if !defined(_WIN32) | |
9201 | /* close network clients */ | |
9202 | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { | |
9203 | VLANClientState *vc; | |
9204 | ||
9205 | for(vc = vlan->first_client; vc != NULL; vc = vc->next) { | |
9206 | if (vc->fd_read == tap_receive) { | |
9207 | char ifname[64]; | |
9208 | TAPState *s = vc->opaque; | |
9209 | ||
9210 | if (sscanf(vc->info_str, "tap: ifname=%63s ", ifname) == 1 && | |
9211 | s->down_script[0]) | |
9212 | launch_script(s->down_script, ifname, s->fd); | |
9213 | } | |
9214 | } | |
9215 | } | |
9216 | #endif | |
9217 | return 0; | |
9218 | } |