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Commit | Line | Data |
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0824d6fc | 1 | /* |
80cabfad | 2 | * QEMU System Emulator |
0824d6fc | 3 | * |
d827220b | 4 | * Copyright (c) 2003-2005 Fabrice Bellard |
0824d6fc | 5 | * |
1df912cf FB |
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. | |
0824d6fc | 23 | */ |
67b915a5 FB |
24 | #include "vl.h" |
25 | ||
0824d6fc | 26 | #include <unistd.h> |
0824d6fc FB |
27 | #include <fcntl.h> |
28 | #include <signal.h> | |
29 | #include <time.h> | |
0824d6fc | 30 | #include <errno.h> |
67b915a5 FB |
31 | #include <sys/time.h> |
32 | ||
33 | #ifndef _WIN32 | |
34 | #include <sys/times.h> | |
f1510b2c | 35 | #include <sys/wait.h> |
67b915a5 FB |
36 | #include <termios.h> |
37 | #include <sys/poll.h> | |
38 | #include <sys/mman.h> | |
f1510b2c FB |
39 | #include <sys/ioctl.h> |
40 | #include <sys/socket.h> | |
c94c8d64 | 41 | #include <netinet/in.h> |
9d728e8c | 42 | #include <dirent.h> |
7c9d8e07 | 43 | #include <netdb.h> |
7d3505c5 FB |
44 | #ifdef _BSD |
45 | #include <sys/stat.h> | |
83fb7adf | 46 | #ifndef __APPLE__ |
7d3505c5 | 47 | #include <libutil.h> |
83fb7adf | 48 | #endif |
7d3505c5 | 49 | #else |
f1510b2c FB |
50 | #include <linux/if.h> |
51 | #include <linux/if_tun.h> | |
7d3505c5 FB |
52 | #include <pty.h> |
53 | #include <malloc.h> | |
fd872598 | 54 | #include <linux/rtc.h> |
e57a8c0e | 55 | #include <linux/ppdev.h> |
67b915a5 | 56 | #endif |
7d3505c5 | 57 | #endif |
67b915a5 | 58 | |
c20709aa FB |
59 | #if defined(CONFIG_SLIRP) |
60 | #include "libslirp.h" | |
61 | #endif | |
62 | ||
67b915a5 | 63 | #ifdef _WIN32 |
7d3505c5 | 64 | #include <malloc.h> |
67b915a5 FB |
65 | #include <sys/timeb.h> |
66 | #include <windows.h> | |
67 | #define getopt_long_only getopt_long | |
68 | #define memalign(align, size) malloc(size) | |
69 | #endif | |
70 | ||
73332e5c | 71 | #ifdef CONFIG_SDL |
96bcd4f8 | 72 | #ifdef __APPLE__ |
83fb7adf | 73 | #include <SDL/SDL.h> |
96bcd4f8 | 74 | #endif |
73332e5c | 75 | #endif /* CONFIG_SDL */ |
0824d6fc | 76 | |
5b0753e0 FB |
77 | #ifdef CONFIG_COCOA |
78 | #undef main | |
79 | #define main qemu_main | |
80 | #endif /* CONFIG_COCOA */ | |
81 | ||
0824d6fc | 82 | #include "disas.h" |
fc01f7e7 | 83 | |
8a7ddc38 | 84 | #include "exec-all.h" |
0824d6fc | 85 | |
a541f297 FB |
86 | //#define DO_TB_FLUSH |
87 | ||
5a67135a | 88 | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" |
f1510b2c | 89 | |
0824d6fc | 90 | //#define DEBUG_UNUSED_IOPORT |
fd872598 | 91 | //#define DEBUG_IOPORT |
330d0414 | 92 | |
bb551faa | 93 | #if !defined(CONFIG_SOFTMMU) |
7916e224 | 94 | #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024) |
bb551faa FB |
95 | #else |
96 | #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024) | |
97 | #endif | |
7916e224 | 98 | |
77d4bc34 FB |
99 | #ifdef TARGET_PPC |
100 | #define DEFAULT_RAM_SIZE 144 | |
101 | #else | |
1bfe856e | 102 | #define DEFAULT_RAM_SIZE 128 |
77d4bc34 | 103 | #endif |
8a7ddc38 FB |
104 | /* in ms */ |
105 | #define GUI_REFRESH_INTERVAL 30 | |
313aa567 | 106 | |
7dea1da4 FB |
107 | /* XXX: use a two level table to limit memory usage */ |
108 | #define MAX_IOPORTS 65536 | |
0824d6fc | 109 | |
80cabfad | 110 | const char *bios_dir = CONFIG_QEMU_SHAREDIR; |
0824d6fc | 111 | char phys_ram_file[1024]; |
c45886db FB |
112 | CPUState *global_env; |
113 | CPUState *cpu_single_env; | |
c4b1fcc0 | 114 | void *ioport_opaque[MAX_IOPORTS]; |
fc01f7e7 FB |
115 | IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS]; |
116 | IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS]; | |
c45886db | 117 | BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD]; |
313aa567 | 118 | int vga_ram_size; |
0ced6589 | 119 | int bios_size; |
313aa567 | 120 | static DisplayState display_state; |
a20dd508 | 121 | int nographic; |
3d11d0eb | 122 | const char* keyboard_layout = NULL; |
313aa567 | 123 | int64_t ticks_per_sec; |
36b486bb | 124 | int boot_device = 'c'; |
0ced6589 | 125 | int ram_size; |
80cabfad | 126 | int pit_min_timer_count = 0; |
c4b1fcc0 | 127 | int nb_nics; |
7c9d8e07 | 128 | NICInfo nd_table[MAX_NICS]; |
8a7ddc38 FB |
129 | QEMUTimer *gui_timer; |
130 | int vm_running; | |
1d14ffa9 | 131 | #ifdef HAS_AUDIO |
aaaa7df6 | 132 | int audio_enabled = 0; |
1d14ffa9 FB |
133 | int sb16_enabled = 0; |
134 | int adlib_enabled = 0; | |
135 | int gus_enabled = 0; | |
136 | int es1370_enabled = 0; | |
137 | #endif | |
ee22c2f7 | 138 | int rtc_utc = 1; |
1bfe856e | 139 | int cirrus_vga_enabled = 1; |
d827220b FB |
140 | #ifdef TARGET_SPARC |
141 | int graphic_width = 1024; | |
142 | int graphic_height = 768; | |
143 | #else | |
1bfe856e FB |
144 | int graphic_width = 800; |
145 | int graphic_height = 600; | |
d827220b | 146 | #endif |
e9b137c2 | 147 | int graphic_depth = 15; |
d63d307f | 148 | int full_screen = 0; |
82c643ff | 149 | TextConsole *vga_console; |
8d11df9e | 150 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 151 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
a09db21f FB |
152 | #ifdef TARGET_I386 |
153 | int win2k_install_hack = 0; | |
154 | #endif | |
bb36d470 | 155 | int usb_enabled = 0; |
a594cfbf FB |
156 | USBPort *vm_usb_ports[MAX_VM_USB_PORTS]; |
157 | USBDevice *vm_usb_hub; | |
7c9d8e07 | 158 | static VLANState *first_vlan; |
0824d6fc FB |
159 | |
160 | /***********************************************************/ | |
26aa7d72 FB |
161 | /* x86 ISA bus support */ |
162 | ||
163 | target_phys_addr_t isa_mem_base = 0; | |
3de388f6 | 164 | PicState2 *isa_pic; |
0824d6fc | 165 | |
c4b1fcc0 | 166 | uint32_t default_ioport_readb(void *opaque, uint32_t address) |
0824d6fc FB |
167 | { |
168 | #ifdef DEBUG_UNUSED_IOPORT | |
169 | fprintf(stderr, "inb: port=0x%04x\n", address); | |
170 | #endif | |
fc01f7e7 | 171 | return 0xff; |
0824d6fc FB |
172 | } |
173 | ||
c4b1fcc0 | 174 | void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) |
0824d6fc FB |
175 | { |
176 | #ifdef DEBUG_UNUSED_IOPORT | |
177 | fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data); | |
178 | #endif | |
179 | } | |
180 | ||
181 | /* default is to make two byte accesses */ | |
c4b1fcc0 | 182 | uint32_t default_ioport_readw(void *opaque, uint32_t address) |
0824d6fc FB |
183 | { |
184 | uint32_t data; | |
db45c29a FB |
185 | data = ioport_read_table[0][address](ioport_opaque[address], address); |
186 | address = (address + 1) & (MAX_IOPORTS - 1); | |
187 | data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8; | |
0824d6fc FB |
188 | return data; |
189 | } | |
190 | ||
c4b1fcc0 | 191 | void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 192 | { |
db45c29a FB |
193 | ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff); |
194 | address = (address + 1) & (MAX_IOPORTS - 1); | |
195 | ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff); | |
0824d6fc FB |
196 | } |
197 | ||
c4b1fcc0 | 198 | uint32_t default_ioport_readl(void *opaque, uint32_t address) |
0824d6fc | 199 | { |
fc01f7e7 FB |
200 | #ifdef DEBUG_UNUSED_IOPORT |
201 | fprintf(stderr, "inl: port=0x%04x\n", address); | |
202 | #endif | |
203 | return 0xffffffff; | |
0824d6fc FB |
204 | } |
205 | ||
c4b1fcc0 | 206 | void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 207 | { |
fc01f7e7 FB |
208 | #ifdef DEBUG_UNUSED_IOPORT |
209 | fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data); | |
210 | #endif | |
0824d6fc FB |
211 | } |
212 | ||
fc01f7e7 | 213 | void init_ioports(void) |
0824d6fc FB |
214 | { |
215 | int i; | |
216 | ||
fc01f7e7 FB |
217 | for(i = 0; i < MAX_IOPORTS; i++) { |
218 | ioport_read_table[0][i] = default_ioport_readb; | |
219 | ioport_write_table[0][i] = default_ioport_writeb; | |
220 | ioport_read_table[1][i] = default_ioport_readw; | |
221 | ioport_write_table[1][i] = default_ioport_writew; | |
222 | ioport_read_table[2][i] = default_ioport_readl; | |
223 | ioport_write_table[2][i] = default_ioport_writel; | |
224 | } | |
0824d6fc FB |
225 | } |
226 | ||
fc01f7e7 | 227 | /* size is the word size in byte */ |
c4b1fcc0 FB |
228 | int register_ioport_read(int start, int length, int size, |
229 | IOPortReadFunc *func, void *opaque) | |
f1510b2c | 230 | { |
fc01f7e7 | 231 | int i, bsize; |
f1510b2c | 232 | |
c4b1fcc0 | 233 | if (size == 1) { |
fc01f7e7 | 234 | bsize = 0; |
c4b1fcc0 | 235 | } else if (size == 2) { |
fc01f7e7 | 236 | bsize = 1; |
c4b1fcc0 | 237 | } else if (size == 4) { |
fc01f7e7 | 238 | bsize = 2; |
c4b1fcc0 FB |
239 | } else { |
240 | hw_error("register_ioport_read: invalid size"); | |
fc01f7e7 | 241 | return -1; |
c4b1fcc0 FB |
242 | } |
243 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 244 | ioport_read_table[bsize][i] = func; |
c4b1fcc0 FB |
245 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
246 | hw_error("register_ioport_read: invalid opaque"); | |
247 | ioport_opaque[i] = opaque; | |
248 | } | |
f1510b2c FB |
249 | return 0; |
250 | } | |
251 | ||
fc01f7e7 | 252 | /* size is the word size in byte */ |
c4b1fcc0 FB |
253 | int register_ioport_write(int start, int length, int size, |
254 | IOPortWriteFunc *func, void *opaque) | |
f1510b2c | 255 | { |
fc01f7e7 | 256 | int i, bsize; |
f1510b2c | 257 | |
c4b1fcc0 | 258 | if (size == 1) { |
fc01f7e7 | 259 | bsize = 0; |
c4b1fcc0 | 260 | } else if (size == 2) { |
fc01f7e7 | 261 | bsize = 1; |
c4b1fcc0 | 262 | } else if (size == 4) { |
fc01f7e7 | 263 | bsize = 2; |
c4b1fcc0 FB |
264 | } else { |
265 | hw_error("register_ioport_write: invalid size"); | |
fc01f7e7 | 266 | return -1; |
c4b1fcc0 FB |
267 | } |
268 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 269 | ioport_write_table[bsize][i] = func; |
c4b1fcc0 FB |
270 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
271 | hw_error("register_ioport_read: invalid opaque"); | |
272 | ioport_opaque[i] = opaque; | |
273 | } | |
f1510b2c FB |
274 | return 0; |
275 | } | |
276 | ||
69b91039 FB |
277 | void isa_unassign_ioport(int start, int length) |
278 | { | |
279 | int i; | |
280 | ||
281 | for(i = start; i < start + length; i++) { | |
282 | ioport_read_table[0][i] = default_ioport_readb; | |
283 | ioport_read_table[1][i] = default_ioport_readw; | |
284 | ioport_read_table[2][i] = default_ioport_readl; | |
285 | ||
286 | ioport_write_table[0][i] = default_ioport_writeb; | |
287 | ioport_write_table[1][i] = default_ioport_writew; | |
288 | ioport_write_table[2][i] = default_ioport_writel; | |
289 | } | |
290 | } | |
291 | ||
20f32282 FB |
292 | /***********************************************************/ |
293 | ||
0824d6fc FB |
294 | void pstrcpy(char *buf, int buf_size, const char *str) |
295 | { | |
296 | int c; | |
297 | char *q = buf; | |
298 | ||
299 | if (buf_size <= 0) | |
300 | return; | |
301 | ||
302 | for(;;) { | |
303 | c = *str++; | |
304 | if (c == 0 || q >= buf + buf_size - 1) | |
305 | break; | |
306 | *q++ = c; | |
307 | } | |
308 | *q = '\0'; | |
309 | } | |
310 | ||
311 | /* strcat and truncate. */ | |
312 | char *pstrcat(char *buf, int buf_size, const char *s) | |
313 | { | |
314 | int len; | |
315 | len = strlen(buf); | |
316 | if (len < buf_size) | |
317 | pstrcpy(buf + len, buf_size - len, s); | |
318 | return buf; | |
319 | } | |
320 | ||
82c643ff FB |
321 | int strstart(const char *str, const char *val, const char **ptr) |
322 | { | |
323 | const char *p, *q; | |
324 | p = str; | |
325 | q = val; | |
326 | while (*q != '\0') { | |
327 | if (*p != *q) | |
328 | return 0; | |
329 | p++; | |
330 | q++; | |
331 | } | |
332 | if (ptr) | |
333 | *ptr = p; | |
334 | return 1; | |
335 | } | |
336 | ||
7587cf44 FB |
337 | /* return the size or -1 if error */ |
338 | int get_image_size(const char *filename) | |
339 | { | |
340 | int fd, size; | |
341 | fd = open(filename, O_RDONLY | O_BINARY); | |
342 | if (fd < 0) | |
343 | return -1; | |
344 | size = lseek(fd, 0, SEEK_END); | |
345 | close(fd); | |
346 | return size; | |
347 | } | |
348 | ||
0824d6fc FB |
349 | /* return the size or -1 if error */ |
350 | int load_image(const char *filename, uint8_t *addr) | |
351 | { | |
352 | int fd, size; | |
40c3bac3 | 353 | fd = open(filename, O_RDONLY | O_BINARY); |
0824d6fc FB |
354 | if (fd < 0) |
355 | return -1; | |
356 | size = lseek(fd, 0, SEEK_END); | |
357 | lseek(fd, 0, SEEK_SET); | |
358 | if (read(fd, addr, size) != size) { | |
359 | close(fd); | |
360 | return -1; | |
361 | } | |
362 | close(fd); | |
363 | return size; | |
364 | } | |
365 | ||
c45886db | 366 | void cpu_outb(CPUState *env, int addr, int val) |
0824d6fc | 367 | { |
fd872598 FB |
368 | #ifdef DEBUG_IOPORT |
369 | if (loglevel & CPU_LOG_IOPORT) | |
370 | fprintf(logfile, "outb: %04x %02x\n", addr, val); | |
371 | #endif | |
c4b1fcc0 | 372 | ioport_write_table[0][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
373 | } |
374 | ||
c45886db | 375 | void cpu_outw(CPUState *env, int addr, int val) |
0824d6fc | 376 | { |
fd872598 FB |
377 | #ifdef DEBUG_IOPORT |
378 | if (loglevel & CPU_LOG_IOPORT) | |
379 | fprintf(logfile, "outw: %04x %04x\n", addr, val); | |
380 | #endif | |
c4b1fcc0 | 381 | ioport_write_table[1][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
382 | } |
383 | ||
c45886db | 384 | void cpu_outl(CPUState *env, int addr, int val) |
0824d6fc | 385 | { |
fd872598 FB |
386 | #ifdef DEBUG_IOPORT |
387 | if (loglevel & CPU_LOG_IOPORT) | |
388 | fprintf(logfile, "outl: %04x %08x\n", addr, val); | |
389 | #endif | |
c4b1fcc0 | 390 | ioport_write_table[2][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
391 | } |
392 | ||
c45886db | 393 | int cpu_inb(CPUState *env, int addr) |
0824d6fc | 394 | { |
fd872598 | 395 | int val; |
fd872598 FB |
396 | val = ioport_read_table[0][addr](ioport_opaque[addr], addr); |
397 | #ifdef DEBUG_IOPORT | |
398 | if (loglevel & CPU_LOG_IOPORT) | |
399 | fprintf(logfile, "inb : %04x %02x\n", addr, val); | |
400 | #endif | |
401 | return val; | |
0824d6fc FB |
402 | } |
403 | ||
c45886db | 404 | int cpu_inw(CPUState *env, int addr) |
0824d6fc | 405 | { |
fd872598 | 406 | int val; |
fd872598 FB |
407 | val = ioport_read_table[1][addr](ioport_opaque[addr], addr); |
408 | #ifdef DEBUG_IOPORT | |
409 | if (loglevel & CPU_LOG_IOPORT) | |
410 | fprintf(logfile, "inw : %04x %04x\n", addr, val); | |
411 | #endif | |
412 | return val; | |
0824d6fc FB |
413 | } |
414 | ||
c45886db | 415 | int cpu_inl(CPUState *env, int addr) |
0824d6fc | 416 | { |
fd872598 | 417 | int val; |
fd872598 FB |
418 | val = ioport_read_table[2][addr](ioport_opaque[addr], addr); |
419 | #ifdef DEBUG_IOPORT | |
420 | if (loglevel & CPU_LOG_IOPORT) | |
421 | fprintf(logfile, "inl : %04x %08x\n", addr, val); | |
422 | #endif | |
423 | return val; | |
0824d6fc FB |
424 | } |
425 | ||
426 | /***********************************************************/ | |
0824d6fc FB |
427 | void hw_error(const char *fmt, ...) |
428 | { | |
429 | va_list ap; | |
430 | ||
431 | va_start(ap, fmt); | |
432 | fprintf(stderr, "qemu: hardware error: "); | |
433 | vfprintf(stderr, fmt, ap); | |
434 | fprintf(stderr, "\n"); | |
435 | #ifdef TARGET_I386 | |
7fe48483 | 436 | cpu_dump_state(global_env, stderr, fprintf, X86_DUMP_FPU | X86_DUMP_CCOP); |
c45886db | 437 | #else |
7fe48483 | 438 | cpu_dump_state(global_env, stderr, fprintf, 0); |
0824d6fc FB |
439 | #endif |
440 | va_end(ap); | |
441 | abort(); | |
442 | } | |
443 | ||
63066f4f FB |
444 | /***********************************************************/ |
445 | /* keyboard/mouse */ | |
446 | ||
447 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
448 | static void *qemu_put_kbd_event_opaque; | |
449 | static QEMUPutMouseEvent *qemu_put_mouse_event; | |
450 | static void *qemu_put_mouse_event_opaque; | |
451 | ||
452 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
453 | { | |
454 | qemu_put_kbd_event_opaque = opaque; | |
455 | qemu_put_kbd_event = func; | |
456 | } | |
457 | ||
458 | void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque) | |
459 | { | |
460 | qemu_put_mouse_event_opaque = opaque; | |
461 | qemu_put_mouse_event = func; | |
462 | } | |
463 | ||
464 | void kbd_put_keycode(int keycode) | |
465 | { | |
466 | if (qemu_put_kbd_event) { | |
467 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
468 | } | |
469 | } | |
470 | ||
471 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
472 | { | |
473 | if (qemu_put_mouse_event) { | |
474 | qemu_put_mouse_event(qemu_put_mouse_event_opaque, | |
475 | dx, dy, dz, buttons_state); | |
476 | } | |
477 | } | |
478 | ||
8a7ddc38 FB |
479 | /***********************************************************/ |
480 | /* timers */ | |
481 | ||
34865134 FB |
482 | #if defined(__powerpc__) |
483 | ||
484 | static inline uint32_t get_tbl(void) | |
0824d6fc | 485 | { |
34865134 FB |
486 | uint32_t tbl; |
487 | asm volatile("mftb %0" : "=r" (tbl)); | |
488 | return tbl; | |
0824d6fc FB |
489 | } |
490 | ||
34865134 FB |
491 | static inline uint32_t get_tbu(void) |
492 | { | |
493 | uint32_t tbl; | |
494 | asm volatile("mftbu %0" : "=r" (tbl)); | |
495 | return tbl; | |
496 | } | |
497 | ||
498 | int64_t cpu_get_real_ticks(void) | |
499 | { | |
500 | uint32_t l, h, h1; | |
501 | /* NOTE: we test if wrapping has occurred */ | |
502 | do { | |
503 | h = get_tbu(); | |
504 | l = get_tbl(); | |
505 | h1 = get_tbu(); | |
506 | } while (h != h1); | |
507 | return ((int64_t)h << 32) | l; | |
508 | } | |
509 | ||
510 | #elif defined(__i386__) | |
511 | ||
512 | int64_t cpu_get_real_ticks(void) | |
0824d6fc FB |
513 | { |
514 | int64_t val; | |
e463b581 | 515 | asm volatile ("rdtsc" : "=A" (val)); |
0824d6fc FB |
516 | return val; |
517 | } | |
518 | ||
1115dde7 FB |
519 | #elif defined(__x86_64__) |
520 | ||
521 | int64_t cpu_get_real_ticks(void) | |
522 | { | |
523 | uint32_t low,high; | |
524 | int64_t val; | |
525 | asm volatile("rdtsc" : "=a" (low), "=d" (high)); | |
526 | val = high; | |
527 | val <<= 32; | |
528 | val |= low; | |
529 | return val; | |
530 | } | |
531 | ||
b8076a74 FB |
532 | #elif defined(__ia64) |
533 | ||
534 | int64_t cpu_get_real_ticks(void) | |
535 | { | |
536 | int64_t val; | |
537 | asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory"); | |
538 | return val; | |
539 | } | |
540 | ||
90cb9493 FB |
541 | #elif defined(__s390__) |
542 | ||
543 | int64_t cpu_get_real_ticks(void) | |
544 | { | |
545 | int64_t val; | |
546 | asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc"); | |
547 | return val; | |
548 | } | |
549 | ||
34865134 FB |
550 | #else |
551 | #error unsupported CPU | |
552 | #endif | |
553 | ||
554 | static int64_t cpu_ticks_offset; | |
8a7ddc38 | 555 | static int cpu_ticks_enabled; |
34865134 | 556 | |
8a7ddc38 | 557 | static inline int64_t cpu_get_ticks(void) |
34865134 | 558 | { |
8a7ddc38 FB |
559 | if (!cpu_ticks_enabled) { |
560 | return cpu_ticks_offset; | |
561 | } else { | |
562 | return cpu_get_real_ticks() + cpu_ticks_offset; | |
563 | } | |
34865134 FB |
564 | } |
565 | ||
566 | /* enable cpu_get_ticks() */ | |
567 | void cpu_enable_ticks(void) | |
568 | { | |
8a7ddc38 FB |
569 | if (!cpu_ticks_enabled) { |
570 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
571 | cpu_ticks_enabled = 1; | |
572 | } | |
34865134 FB |
573 | } |
574 | ||
575 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
576 | cpu_get_ticks() after that. */ | |
577 | void cpu_disable_ticks(void) | |
578 | { | |
8a7ddc38 FB |
579 | if (cpu_ticks_enabled) { |
580 | cpu_ticks_offset = cpu_get_ticks(); | |
581 | cpu_ticks_enabled = 0; | |
582 | } | |
34865134 FB |
583 | } |
584 | ||
67b915a5 | 585 | static int64_t get_clock(void) |
34865134 | 586 | { |
67b915a5 FB |
587 | #ifdef _WIN32 |
588 | struct _timeb tb; | |
589 | _ftime(&tb); | |
590 | return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000; | |
591 | #else | |
34865134 FB |
592 | struct timeval tv; |
593 | gettimeofday(&tv, NULL); | |
594 | return tv.tv_sec * 1000000LL + tv.tv_usec; | |
67b915a5 | 595 | #endif |
34865134 FB |
596 | } |
597 | ||
0824d6fc FB |
598 | void cpu_calibrate_ticks(void) |
599 | { | |
600 | int64_t usec, ticks; | |
601 | ||
602 | usec = get_clock(); | |
8a7ddc38 | 603 | ticks = cpu_get_real_ticks(); |
67b915a5 FB |
604 | #ifdef _WIN32 |
605 | Sleep(50); | |
606 | #else | |
0824d6fc | 607 | usleep(50 * 1000); |
67b915a5 | 608 | #endif |
0824d6fc | 609 | usec = get_clock() - usec; |
8a7ddc38 | 610 | ticks = cpu_get_real_ticks() - ticks; |
0824d6fc FB |
611 | ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec; |
612 | } | |
613 | ||
87858c89 | 614 | /* compute with 96 bit intermediate result: (a*b)/c */ |
80cabfad | 615 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
87858c89 FB |
616 | { |
617 | union { | |
618 | uint64_t ll; | |
619 | struct { | |
620 | #ifdef WORDS_BIGENDIAN | |
621 | uint32_t high, low; | |
622 | #else | |
623 | uint32_t low, high; | |
624 | #endif | |
625 | } l; | |
626 | } u, res; | |
627 | uint64_t rl, rh; | |
628 | ||
629 | u.ll = a; | |
630 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
631 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
632 | rh += (rl >> 32); | |
633 | res.l.high = rh / c; | |
634 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
635 | return res.ll; | |
636 | } | |
637 | ||
8a7ddc38 FB |
638 | #define QEMU_TIMER_REALTIME 0 |
639 | #define QEMU_TIMER_VIRTUAL 1 | |
640 | ||
641 | struct QEMUClock { | |
642 | int type; | |
643 | /* XXX: add frequency */ | |
644 | }; | |
645 | ||
646 | struct QEMUTimer { | |
647 | QEMUClock *clock; | |
648 | int64_t expire_time; | |
649 | QEMUTimerCB *cb; | |
650 | void *opaque; | |
651 | struct QEMUTimer *next; | |
652 | }; | |
653 | ||
654 | QEMUClock *rt_clock; | |
655 | QEMUClock *vm_clock; | |
656 | ||
657 | static QEMUTimer *active_timers[2]; | |
40c3bac3 FB |
658 | #ifdef _WIN32 |
659 | static MMRESULT timerID; | |
660 | #else | |
8a7ddc38 FB |
661 | /* frequency of the times() clock tick */ |
662 | static int timer_freq; | |
67b915a5 | 663 | #endif |
8a7ddc38 FB |
664 | |
665 | QEMUClock *qemu_new_clock(int type) | |
666 | { | |
667 | QEMUClock *clock; | |
668 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
669 | if (!clock) | |
670 | return NULL; | |
671 | clock->type = type; | |
672 | return clock; | |
673 | } | |
674 | ||
675 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
676 | { | |
677 | QEMUTimer *ts; | |
678 | ||
679 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
680 | ts->clock = clock; | |
681 | ts->cb = cb; | |
682 | ts->opaque = opaque; | |
683 | return ts; | |
684 | } | |
685 | ||
686 | void qemu_free_timer(QEMUTimer *ts) | |
687 | { | |
688 | qemu_free(ts); | |
689 | } | |
690 | ||
691 | /* stop a timer, but do not dealloc it */ | |
692 | void qemu_del_timer(QEMUTimer *ts) | |
693 | { | |
694 | QEMUTimer **pt, *t; | |
695 | ||
696 | /* NOTE: this code must be signal safe because | |
697 | qemu_timer_expired() can be called from a signal. */ | |
698 | pt = &active_timers[ts->clock->type]; | |
699 | for(;;) { | |
700 | t = *pt; | |
701 | if (!t) | |
702 | break; | |
703 | if (t == ts) { | |
704 | *pt = t->next; | |
705 | break; | |
706 | } | |
707 | pt = &t->next; | |
708 | } | |
709 | } | |
710 | ||
711 | /* modify the current timer so that it will be fired when current_time | |
712 | >= expire_time. The corresponding callback will be called. */ | |
713 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
714 | { | |
715 | QEMUTimer **pt, *t; | |
716 | ||
717 | qemu_del_timer(ts); | |
718 | ||
719 | /* add the timer in the sorted list */ | |
720 | /* NOTE: this code must be signal safe because | |
721 | qemu_timer_expired() can be called from a signal. */ | |
722 | pt = &active_timers[ts->clock->type]; | |
723 | for(;;) { | |
724 | t = *pt; | |
725 | if (!t) | |
726 | break; | |
727 | if (t->expire_time > expire_time) | |
728 | break; | |
729 | pt = &t->next; | |
730 | } | |
731 | ts->expire_time = expire_time; | |
732 | ts->next = *pt; | |
733 | *pt = ts; | |
734 | } | |
735 | ||
736 | int qemu_timer_pending(QEMUTimer *ts) | |
737 | { | |
738 | QEMUTimer *t; | |
739 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
740 | if (t == ts) | |
741 | return 1; | |
742 | } | |
743 | return 0; | |
744 | } | |
745 | ||
746 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
747 | { | |
748 | if (!timer_head) | |
749 | return 0; | |
750 | return (timer_head->expire_time <= current_time); | |
751 | } | |
752 | ||
753 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
754 | { | |
755 | QEMUTimer *ts; | |
756 | ||
757 | for(;;) { | |
758 | ts = *ptimer_head; | |
e95c8d51 | 759 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
760 | break; |
761 | /* remove timer from the list before calling the callback */ | |
762 | *ptimer_head = ts->next; | |
763 | ts->next = NULL; | |
764 | ||
765 | /* run the callback (the timer list can be modified) */ | |
766 | ts->cb(ts->opaque); | |
767 | } | |
768 | } | |
769 | ||
770 | int64_t qemu_get_clock(QEMUClock *clock) | |
771 | { | |
772 | switch(clock->type) { | |
773 | case QEMU_TIMER_REALTIME: | |
67b915a5 FB |
774 | #ifdef _WIN32 |
775 | return GetTickCount(); | |
776 | #else | |
7d3505c5 FB |
777 | { |
778 | struct tms tp; | |
779 | ||
780 | /* Note that using gettimeofday() is not a good solution | |
781 | for timers because its value change when the date is | |
782 | modified. */ | |
783 | if (timer_freq == 100) { | |
784 | return times(&tp) * 10; | |
785 | } else { | |
786 | return ((int64_t)times(&tp) * 1000) / timer_freq; | |
787 | } | |
8a7ddc38 | 788 | } |
67b915a5 | 789 | #endif |
8a7ddc38 FB |
790 | default: |
791 | case QEMU_TIMER_VIRTUAL: | |
792 | return cpu_get_ticks(); | |
793 | } | |
794 | } | |
795 | ||
796 | /* save a timer */ | |
797 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
798 | { | |
799 | uint64_t expire_time; | |
800 | ||
801 | if (qemu_timer_pending(ts)) { | |
802 | expire_time = ts->expire_time; | |
803 | } else { | |
804 | expire_time = -1; | |
805 | } | |
806 | qemu_put_be64(f, expire_time); | |
807 | } | |
808 | ||
809 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
810 | { | |
811 | uint64_t expire_time; | |
812 | ||
813 | expire_time = qemu_get_be64(f); | |
814 | if (expire_time != -1) { | |
815 | qemu_mod_timer(ts, expire_time); | |
816 | } else { | |
817 | qemu_del_timer(ts); | |
818 | } | |
819 | } | |
820 | ||
821 | static void timer_save(QEMUFile *f, void *opaque) | |
822 | { | |
823 | if (cpu_ticks_enabled) { | |
824 | hw_error("cannot save state if virtual timers are running"); | |
825 | } | |
826 | qemu_put_be64s(f, &cpu_ticks_offset); | |
827 | qemu_put_be64s(f, &ticks_per_sec); | |
828 | } | |
829 | ||
830 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
831 | { | |
832 | if (version_id != 1) | |
833 | return -EINVAL; | |
834 | if (cpu_ticks_enabled) { | |
835 | return -EINVAL; | |
836 | } | |
837 | qemu_get_be64s(f, &cpu_ticks_offset); | |
838 | qemu_get_be64s(f, &ticks_per_sec); | |
839 | return 0; | |
840 | } | |
841 | ||
67b915a5 FB |
842 | #ifdef _WIN32 |
843 | void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, | |
844 | DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2) | |
845 | #else | |
8a7ddc38 | 846 | static void host_alarm_handler(int host_signum) |
67b915a5 | 847 | #endif |
8a7ddc38 | 848 | { |
02ba45c5 FB |
849 | #if 0 |
850 | #define DISP_FREQ 1000 | |
851 | { | |
852 | static int64_t delta_min = INT64_MAX; | |
853 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
854 | static int count; | |
855 | ti = qemu_get_clock(vm_clock); | |
856 | if (last_clock != 0) { | |
857 | delta = ti - last_clock; | |
858 | if (delta < delta_min) | |
859 | delta_min = delta; | |
860 | if (delta > delta_max) | |
861 | delta_max = delta; | |
862 | delta_cum += delta; | |
863 | if (++count == DISP_FREQ) { | |
864 | printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n", | |
865 | muldiv64(delta_min, 1000000, ticks_per_sec), | |
866 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
867 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
868 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
869 | count = 0; | |
870 | delta_min = INT64_MAX; | |
871 | delta_max = 0; | |
872 | delta_cum = 0; | |
873 | } | |
874 | } | |
875 | last_clock = ti; | |
876 | } | |
877 | #endif | |
8a7ddc38 FB |
878 | if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], |
879 | qemu_get_clock(vm_clock)) || | |
880 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], | |
881 | qemu_get_clock(rt_clock))) { | |
882 | /* stop the cpu because a timer occured */ | |
883 | cpu_interrupt(global_env, CPU_INTERRUPT_EXIT); | |
a332e112 | 884 | #ifdef USE_KQEMU |
8289336c FB |
885 | if (global_env->kqemu_enabled) { |
886 | kqemu_cpu_interrupt(global_env); | |
887 | } | |
a332e112 | 888 | #endif |
8a7ddc38 FB |
889 | } |
890 | } | |
891 | ||
fd872598 FB |
892 | #ifndef _WIN32 |
893 | ||
829309c7 FB |
894 | #if defined(__linux__) |
895 | ||
fd872598 FB |
896 | #define RTC_FREQ 1024 |
897 | ||
898 | static int rtc_fd; | |
829309c7 | 899 | |
fd872598 FB |
900 | static int start_rtc_timer(void) |
901 | { | |
902 | rtc_fd = open("/dev/rtc", O_RDONLY); | |
903 | if (rtc_fd < 0) | |
904 | return -1; | |
905 | if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
906 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" | |
907 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
908 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
909 | goto fail; | |
910 | } | |
911 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
912 | fail: | |
913 | close(rtc_fd); | |
914 | return -1; | |
915 | } | |
916 | pit_min_timer_count = PIT_FREQ / RTC_FREQ; | |
917 | return 0; | |
918 | } | |
919 | ||
829309c7 FB |
920 | #else |
921 | ||
922 | static int start_rtc_timer(void) | |
923 | { | |
924 | return -1; | |
925 | } | |
926 | ||
927 | #endif /* !defined(__linux__) */ | |
928 | ||
929 | #endif /* !defined(_WIN32) */ | |
fd872598 | 930 | |
8a7ddc38 FB |
931 | static void init_timers(void) |
932 | { | |
8a7ddc38 FB |
933 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); |
934 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
935 | ||
67b915a5 FB |
936 | #ifdef _WIN32 |
937 | { | |
938 | int count=0; | |
1d14ffa9 | 939 | timerID = timeSetEvent(1, // interval (ms) |
40c3bac3 FB |
940 | 0, // resolution |
941 | host_alarm_handler, // function | |
942 | (DWORD)&count, // user parameter | |
943 | TIME_PERIODIC | TIME_CALLBACK_FUNCTION); | |
67b915a5 FB |
944 | if( !timerID ) { |
945 | perror("failed timer alarm"); | |
946 | exit(1); | |
947 | } | |
948 | } | |
949 | pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000; | |
950 | #else | |
951 | { | |
952 | struct sigaction act; | |
953 | struct itimerval itv; | |
954 | ||
955 | /* get times() syscall frequency */ | |
956 | timer_freq = sysconf(_SC_CLK_TCK); | |
957 | ||
958 | /* timer signal */ | |
959 | sigfillset(&act.sa_mask); | |
a09db21f | 960 | act.sa_flags = 0; |
8a7ddc38 | 961 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
67b915a5 FB |
962 | act.sa_flags |= SA_ONSTACK; |
963 | #endif | |
964 | act.sa_handler = host_alarm_handler; | |
965 | sigaction(SIGALRM, &act, NULL); | |
fd872598 | 966 | |
67b915a5 | 967 | itv.it_interval.tv_sec = 0; |
d79284e0 | 968 | itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */ |
67b915a5 FB |
969 | itv.it_value.tv_sec = 0; |
970 | itv.it_value.tv_usec = 10 * 1000; | |
971 | setitimer(ITIMER_REAL, &itv, NULL); | |
972 | /* we probe the tick duration of the kernel to inform the user if | |
973 | the emulated kernel requested a too high timer frequency */ | |
974 | getitimer(ITIMER_REAL, &itv); | |
fd872598 | 975 | |
83fb7adf | 976 | #if defined(__linux__) |
fd872598 FB |
977 | if (itv.it_interval.tv_usec > 1000) { |
978 | /* try to use /dev/rtc to have a faster timer */ | |
979 | if (start_rtc_timer() < 0) | |
980 | goto use_itimer; | |
981 | /* disable itimer */ | |
982 | itv.it_interval.tv_sec = 0; | |
983 | itv.it_interval.tv_usec = 0; | |
984 | itv.it_value.tv_sec = 0; | |
985 | itv.it_value.tv_usec = 0; | |
986 | setitimer(ITIMER_REAL, &itv, NULL); | |
987 | ||
988 | /* use the RTC */ | |
a1968d71 | 989 | sigaction(SIGIO, &act, NULL); |
fd872598 FB |
990 | fcntl(rtc_fd, F_SETFL, O_ASYNC); |
991 | fcntl(rtc_fd, F_SETOWN, getpid()); | |
83fb7adf FB |
992 | } else |
993 | #endif /* defined(__linux__) */ | |
994 | { | |
fd872598 FB |
995 | use_itimer: |
996 | pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * | |
997 | PIT_FREQ) / 1000000; | |
998 | } | |
67b915a5 | 999 | } |
8a7ddc38 | 1000 | #endif |
8a7ddc38 FB |
1001 | } |
1002 | ||
40c3bac3 FB |
1003 | void quit_timers(void) |
1004 | { | |
1005 | #ifdef _WIN32 | |
1006 | timeKillEvent(timerID); | |
1007 | #endif | |
1008 | } | |
1009 | ||
c4b1fcc0 | 1010 | /***********************************************************/ |
82c643ff | 1011 | /* character device */ |
313aa567 | 1012 | |
82c643ff FB |
1013 | int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len) |
1014 | { | |
1015 | return s->chr_write(s, buf, len); | |
1016 | } | |
67b915a5 | 1017 | |
e57a8c0e | 1018 | int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg) |
f8d179e3 | 1019 | { |
e57a8c0e FB |
1020 | if (!s->chr_ioctl) |
1021 | return -ENOTSUP; | |
1022 | return s->chr_ioctl(s, cmd, arg); | |
f8d179e3 FB |
1023 | } |
1024 | ||
82c643ff | 1025 | void qemu_chr_printf(CharDriverState *s, const char *fmt, ...) |
67b915a5 | 1026 | { |
82c643ff FB |
1027 | char buf[4096]; |
1028 | va_list ap; | |
1029 | va_start(ap, fmt); | |
1030 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
1031 | qemu_chr_write(s, buf, strlen(buf)); | |
1032 | va_end(ap); | |
67b915a5 FB |
1033 | } |
1034 | ||
5905b2e5 FB |
1035 | void qemu_chr_send_event(CharDriverState *s, int event) |
1036 | { | |
1037 | if (s->chr_send_event) | |
1038 | s->chr_send_event(s, event); | |
1039 | } | |
1040 | ||
82c643ff FB |
1041 | void qemu_chr_add_read_handler(CharDriverState *s, |
1042 | IOCanRWHandler *fd_can_read, | |
1043 | IOReadHandler *fd_read, void *opaque) | |
1044 | { | |
1045 | s->chr_add_read_handler(s, fd_can_read, fd_read, opaque); | |
1046 | } | |
1047 | ||
1048 | void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event) | |
1049 | { | |
1050 | s->chr_event = chr_event; | |
1051 | } | |
67b915a5 | 1052 | |
82c643ff | 1053 | static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
313aa567 | 1054 | { |
82c643ff FB |
1055 | return len; |
1056 | } | |
1057 | ||
1058 | static void null_chr_add_read_handler(CharDriverState *chr, | |
1059 | IOCanRWHandler *fd_can_read, | |
1060 | IOReadHandler *fd_read, void *opaque) | |
1061 | { | |
1062 | } | |
1063 | ||
1064 | CharDriverState *qemu_chr_open_null(void) | |
1065 | { | |
1066 | CharDriverState *chr; | |
1067 | ||
1068 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1069 | if (!chr) | |
1070 | return NULL; | |
1071 | chr->chr_write = null_chr_write; | |
1072 | chr->chr_add_read_handler = null_chr_add_read_handler; | |
1073 | return chr; | |
1074 | } | |
1075 | ||
1076 | #ifndef _WIN32 | |
1077 | ||
1078 | typedef struct { | |
1079 | int fd_in, fd_out; | |
82c643ff FB |
1080 | IOCanRWHandler *fd_can_read; |
1081 | IOReadHandler *fd_read; | |
1082 | void *fd_opaque; | |
7c9d8e07 | 1083 | int max_size; |
82c643ff FB |
1084 | } FDCharDriver; |
1085 | ||
1086 | #define STDIO_MAX_CLIENTS 2 | |
1087 | ||
1088 | static int stdio_nb_clients; | |
1089 | static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS]; | |
1090 | ||
1d96905d FB |
1091 | static int unix_write(int fd, const uint8_t *buf, int len1) |
1092 | { | |
1093 | int ret, len; | |
1094 | ||
1095 | len = len1; | |
1096 | while (len > 0) { | |
1097 | ret = write(fd, buf, len); | |
1098 | if (ret < 0) { | |
1099 | if (errno != EINTR && errno != EAGAIN) | |
1100 | return -1; | |
1101 | } else if (ret == 0) { | |
1102 | break; | |
1103 | } else { | |
1104 | buf += ret; | |
1105 | len -= ret; | |
1106 | } | |
1107 | } | |
1108 | return len1 - len; | |
1109 | } | |
1110 | ||
82c643ff FB |
1111 | static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
1112 | { | |
1113 | FDCharDriver *s = chr->opaque; | |
1d96905d | 1114 | return unix_write(s->fd_out, buf, len); |
82c643ff FB |
1115 | } |
1116 | ||
7c9d8e07 FB |
1117 | static int fd_chr_read_poll(void *opaque) |
1118 | { | |
1119 | CharDriverState *chr = opaque; | |
1120 | FDCharDriver *s = chr->opaque; | |
1121 | ||
1122 | s->max_size = s->fd_can_read(s->fd_opaque); | |
1123 | return s->max_size; | |
1124 | } | |
1125 | ||
1126 | static void fd_chr_read(void *opaque) | |
1127 | { | |
1128 | CharDriverState *chr = opaque; | |
1129 | FDCharDriver *s = chr->opaque; | |
1130 | int size, len; | |
1131 | uint8_t buf[1024]; | |
1132 | ||
1133 | len = sizeof(buf); | |
1134 | if (len > s->max_size) | |
1135 | len = s->max_size; | |
1136 | if (len == 0) | |
1137 | return; | |
1138 | size = read(s->fd_in, buf, len); | |
1139 | if (size > 0) { | |
1140 | s->fd_read(s->fd_opaque, buf, size); | |
1141 | } | |
1142 | } | |
1143 | ||
82c643ff FB |
1144 | static void fd_chr_add_read_handler(CharDriverState *chr, |
1145 | IOCanRWHandler *fd_can_read, | |
1146 | IOReadHandler *fd_read, void *opaque) | |
1147 | { | |
1148 | FDCharDriver *s = chr->opaque; | |
1149 | ||
f8d179e3 | 1150 | if (s->fd_in >= 0) { |
7c9d8e07 FB |
1151 | s->fd_can_read = fd_can_read; |
1152 | s->fd_read = fd_read; | |
1153 | s->fd_opaque = opaque; | |
f8d179e3 | 1154 | if (nographic && s->fd_in == 0) { |
f8d179e3 | 1155 | } else { |
7c9d8e07 FB |
1156 | qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll, |
1157 | fd_chr_read, NULL, chr); | |
f8d179e3 | 1158 | } |
82c643ff FB |
1159 | } |
1160 | } | |
1161 | ||
1162 | /* open a character device to a unix fd */ | |
1163 | CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out) | |
1164 | { | |
1165 | CharDriverState *chr; | |
1166 | FDCharDriver *s; | |
1167 | ||
1168 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1169 | if (!chr) | |
1170 | return NULL; | |
1171 | s = qemu_mallocz(sizeof(FDCharDriver)); | |
1172 | if (!s) { | |
1173 | free(chr); | |
1174 | return NULL; | |
1175 | } | |
1176 | s->fd_in = fd_in; | |
1177 | s->fd_out = fd_out; | |
1178 | chr->opaque = s; | |
1179 | chr->chr_write = fd_chr_write; | |
1180 | chr->chr_add_read_handler = fd_chr_add_read_handler; | |
1181 | return chr; | |
1182 | } | |
1183 | ||
f8d179e3 FB |
1184 | CharDriverState *qemu_chr_open_file_out(const char *file_out) |
1185 | { | |
1186 | int fd_out; | |
1187 | ||
1188 | fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY); | |
1189 | if (fd_out < 0) | |
1190 | return NULL; | |
1191 | return qemu_chr_open_fd(-1, fd_out); | |
1192 | } | |
1193 | ||
1194 | CharDriverState *qemu_chr_open_pipe(const char *filename) | |
1195 | { | |
1196 | int fd; | |
1197 | ||
1198 | fd = open(filename, O_RDWR | O_BINARY); | |
1199 | if (fd < 0) | |
1200 | return NULL; | |
1201 | return qemu_chr_open_fd(fd, fd); | |
1202 | } | |
1203 | ||
1204 | ||
82c643ff FB |
1205 | /* for STDIO, we handle the case where several clients use it |
1206 | (nographic mode) */ | |
1207 | ||
1208 | #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */ | |
1209 | ||
aa0bc6b6 FB |
1210 | #define TERM_FIFO_MAX_SIZE 1 |
1211 | ||
82c643ff | 1212 | static int term_got_escape, client_index; |
aa0bc6b6 FB |
1213 | static uint8_t term_fifo[TERM_FIFO_MAX_SIZE]; |
1214 | int term_fifo_size; | |
82c643ff FB |
1215 | |
1216 | void term_print_help(void) | |
1217 | { | |
1218 | printf("\n" | |
1219 | "C-a h print this help\n" | |
1220 | "C-a x exit emulator\n" | |
1221 | "C-a s save disk data back to file (if -snapshot)\n" | |
1222 | "C-a b send break (magic sysrq)\n" | |
1223 | "C-a c switch between console and monitor\n" | |
1224 | "C-a C-a send C-a\n" | |
1225 | ); | |
1226 | } | |
1227 | ||
1228 | /* called when a char is received */ | |
1229 | static void stdio_received_byte(int ch) | |
1230 | { | |
1231 | if (term_got_escape) { | |
1232 | term_got_escape = 0; | |
1233 | switch(ch) { | |
1234 | case 'h': | |
1235 | term_print_help(); | |
1236 | break; | |
1237 | case 'x': | |
1238 | exit(0); | |
1239 | break; | |
1240 | case 's': | |
1241 | { | |
1242 | int i; | |
1243 | for (i = 0; i < MAX_DISKS; i++) { | |
1244 | if (bs_table[i]) | |
1245 | bdrv_commit(bs_table[i]); | |
1246 | } | |
1247 | } | |
1248 | break; | |
1249 | case 'b': | |
1250 | if (client_index < stdio_nb_clients) { | |
1251 | CharDriverState *chr; | |
1252 | FDCharDriver *s; | |
1253 | ||
1254 | chr = stdio_clients[client_index]; | |
1255 | s = chr->opaque; | |
1256 | chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK); | |
1257 | } | |
1258 | break; | |
1259 | case 'c': | |
1260 | client_index++; | |
1261 | if (client_index >= stdio_nb_clients) | |
1262 | client_index = 0; | |
1263 | if (client_index == 0) { | |
1264 | /* send a new line in the monitor to get the prompt */ | |
1265 | ch = '\r'; | |
1266 | goto send_char; | |
1267 | } | |
1268 | break; | |
1269 | case TERM_ESCAPE: | |
1270 | goto send_char; | |
1271 | } | |
1272 | } else if (ch == TERM_ESCAPE) { | |
1273 | term_got_escape = 1; | |
1274 | } else { | |
1275 | send_char: | |
1276 | if (client_index < stdio_nb_clients) { | |
1277 | uint8_t buf[1]; | |
1278 | CharDriverState *chr; | |
1279 | FDCharDriver *s; | |
1280 | ||
1281 | chr = stdio_clients[client_index]; | |
1282 | s = chr->opaque; | |
aa0bc6b6 FB |
1283 | if (s->fd_can_read(s->fd_opaque) > 0) { |
1284 | buf[0] = ch; | |
82c643ff | 1285 | s->fd_read(s->fd_opaque, buf, 1); |
aa0bc6b6 FB |
1286 | } else if (term_fifo_size == 0) { |
1287 | term_fifo[term_fifo_size++] = ch; | |
1288 | } | |
c4b1fcc0 | 1289 | } |
330d0414 | 1290 | } |
330d0414 FB |
1291 | } |
1292 | ||
7c9d8e07 | 1293 | static int stdio_read_poll(void *opaque) |
82c643ff | 1294 | { |
aa0bc6b6 FB |
1295 | CharDriverState *chr; |
1296 | FDCharDriver *s; | |
1297 | ||
1298 | if (client_index < stdio_nb_clients) { | |
1299 | chr = stdio_clients[client_index]; | |
1300 | s = chr->opaque; | |
1301 | /* try to flush the queue if needed */ | |
1302 | if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) { | |
1303 | s->fd_read(s->fd_opaque, term_fifo, 1); | |
1304 | term_fifo_size = 0; | |
1305 | } | |
1306 | /* see if we can absorb more chars */ | |
1307 | if (term_fifo_size == 0) | |
1308 | return 1; | |
1309 | else | |
1310 | return 0; | |
1311 | } else { | |
1312 | return 1; | |
1313 | } | |
82c643ff FB |
1314 | } |
1315 | ||
7c9d8e07 | 1316 | static void stdio_read(void *opaque) |
82c643ff | 1317 | { |
7c9d8e07 FB |
1318 | int size; |
1319 | uint8_t buf[1]; | |
1320 | ||
1321 | size = read(0, buf, 1); | |
1322 | if (size > 0) | |
1323 | stdio_received_byte(buf[0]); | |
82c643ff FB |
1324 | } |
1325 | ||
8d11df9e FB |
1326 | /* init terminal so that we can grab keys */ |
1327 | static struct termios oldtty; | |
1328 | static int old_fd0_flags; | |
1329 | ||
1330 | static void term_exit(void) | |
1331 | { | |
1332 | tcsetattr (0, TCSANOW, &oldtty); | |
1333 | fcntl(0, F_SETFL, old_fd0_flags); | |
1334 | } | |
1335 | ||
1336 | static void term_init(void) | |
1337 | { | |
1338 | struct termios tty; | |
1339 | ||
1340 | tcgetattr (0, &tty); | |
1341 | oldtty = tty; | |
1342 | old_fd0_flags = fcntl(0, F_GETFL); | |
1343 | ||
1344 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
1345 | |INLCR|IGNCR|ICRNL|IXON); | |
1346 | tty.c_oflag |= OPOST; | |
1347 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); | |
1348 | /* if graphical mode, we allow Ctrl-C handling */ | |
1349 | if (nographic) | |
1350 | tty.c_lflag &= ~ISIG; | |
1351 | tty.c_cflag &= ~(CSIZE|PARENB); | |
1352 | tty.c_cflag |= CS8; | |
1353 | tty.c_cc[VMIN] = 1; | |
1354 | tty.c_cc[VTIME] = 0; | |
1355 | ||
1356 | tcsetattr (0, TCSANOW, &tty); | |
1357 | ||
1358 | atexit(term_exit); | |
1359 | ||
1360 | fcntl(0, F_SETFL, O_NONBLOCK); | |
1361 | } | |
1362 | ||
82c643ff FB |
1363 | CharDriverState *qemu_chr_open_stdio(void) |
1364 | { | |
1365 | CharDriverState *chr; | |
1366 | ||
1367 | if (nographic) { | |
1368 | if (stdio_nb_clients >= STDIO_MAX_CLIENTS) | |
1369 | return NULL; | |
1370 | chr = qemu_chr_open_fd(0, 1); | |
1371 | if (stdio_nb_clients == 0) | |
7c9d8e07 | 1372 | qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL); |
82c643ff FB |
1373 | client_index = stdio_nb_clients; |
1374 | } else { | |
1375 | if (stdio_nb_clients != 0) | |
1376 | return NULL; | |
1377 | chr = qemu_chr_open_fd(0, 1); | |
1378 | } | |
1379 | stdio_clients[stdio_nb_clients++] = chr; | |
8d11df9e FB |
1380 | if (stdio_nb_clients == 1) { |
1381 | /* set the terminal in raw mode */ | |
1382 | term_init(); | |
1383 | } | |
82c643ff FB |
1384 | return chr; |
1385 | } | |
1386 | ||
1387 | #if defined(__linux__) | |
1388 | CharDriverState *qemu_chr_open_pty(void) | |
1389 | { | |
1390 | char slave_name[1024]; | |
1391 | int master_fd, slave_fd; | |
1392 | ||
1393 | /* Not satisfying */ | |
1394 | if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) { | |
1395 | return NULL; | |
1396 | } | |
1397 | fprintf(stderr, "char device redirected to %s\n", slave_name); | |
1398 | return qemu_chr_open_fd(master_fd, master_fd); | |
1399 | } | |
f8d179e3 FB |
1400 | |
1401 | static void tty_serial_init(int fd, int speed, | |
1402 | int parity, int data_bits, int stop_bits) | |
1403 | { | |
1404 | struct termios tty; | |
1405 | speed_t spd; | |
1406 | ||
e57a8c0e FB |
1407 | #if 0 |
1408 | printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n", | |
1409 | speed, parity, data_bits, stop_bits); | |
1410 | #endif | |
1411 | tcgetattr (fd, &tty); | |
f8d179e3 FB |
1412 | |
1413 | switch(speed) { | |
1414 | case 50: | |
1415 | spd = B50; | |
1416 | break; | |
1417 | case 75: | |
1418 | spd = B75; | |
1419 | break; | |
1420 | case 300: | |
1421 | spd = B300; | |
1422 | break; | |
1423 | case 600: | |
1424 | spd = B600; | |
1425 | break; | |
1426 | case 1200: | |
1427 | spd = B1200; | |
1428 | break; | |
1429 | case 2400: | |
1430 | spd = B2400; | |
1431 | break; | |
1432 | case 4800: | |
1433 | spd = B4800; | |
1434 | break; | |
1435 | case 9600: | |
1436 | spd = B9600; | |
1437 | break; | |
1438 | case 19200: | |
1439 | spd = B19200; | |
1440 | break; | |
1441 | case 38400: | |
1442 | spd = B38400; | |
1443 | break; | |
1444 | case 57600: | |
1445 | spd = B57600; | |
1446 | break; | |
1447 | default: | |
1448 | case 115200: | |
1449 | spd = B115200; | |
1450 | break; | |
1451 | } | |
1452 | ||
1453 | cfsetispeed(&tty, spd); | |
1454 | cfsetospeed(&tty, spd); | |
1455 | ||
1456 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
1457 | |INLCR|IGNCR|ICRNL|IXON); | |
1458 | tty.c_oflag |= OPOST; | |
1459 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG); | |
1460 | tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS); | |
1461 | switch(data_bits) { | |
1462 | default: | |
1463 | case 8: | |
1464 | tty.c_cflag |= CS8; | |
1465 | break; | |
1466 | case 7: | |
1467 | tty.c_cflag |= CS7; | |
1468 | break; | |
1469 | case 6: | |
1470 | tty.c_cflag |= CS6; | |
1471 | break; | |
1472 | case 5: | |
1473 | tty.c_cflag |= CS5; | |
1474 | break; | |
1475 | } | |
1476 | switch(parity) { | |
1477 | default: | |
1478 | case 'N': | |
1479 | break; | |
1480 | case 'E': | |
1481 | tty.c_cflag |= PARENB; | |
1482 | break; | |
1483 | case 'O': | |
1484 | tty.c_cflag |= PARENB | PARODD; | |
1485 | break; | |
1486 | } | |
1487 | ||
1488 | tcsetattr (fd, TCSANOW, &tty); | |
1489 | } | |
1490 | ||
e57a8c0e | 1491 | static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg) |
f8d179e3 FB |
1492 | { |
1493 | FDCharDriver *s = chr->opaque; | |
e57a8c0e FB |
1494 | |
1495 | switch(cmd) { | |
1496 | case CHR_IOCTL_SERIAL_SET_PARAMS: | |
1497 | { | |
1498 | QEMUSerialSetParams *ssp = arg; | |
1499 | tty_serial_init(s->fd_in, ssp->speed, ssp->parity, | |
1500 | ssp->data_bits, ssp->stop_bits); | |
1501 | } | |
1502 | break; | |
1503 | case CHR_IOCTL_SERIAL_SET_BREAK: | |
1504 | { | |
1505 | int enable = *(int *)arg; | |
1506 | if (enable) | |
1507 | tcsendbreak(s->fd_in, 1); | |
1508 | } | |
1509 | break; | |
1510 | default: | |
1511 | return -ENOTSUP; | |
1512 | } | |
1513 | return 0; | |
f8d179e3 FB |
1514 | } |
1515 | ||
1516 | CharDriverState *qemu_chr_open_tty(const char *filename) | |
1517 | { | |
1518 | CharDriverState *chr; | |
1519 | int fd; | |
1520 | ||
e57a8c0e | 1521 | fd = open(filename, O_RDWR | O_NONBLOCK); |
f8d179e3 FB |
1522 | if (fd < 0) |
1523 | return NULL; | |
1524 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
1525 | tty_serial_init(fd, 115200, 'N', 8, 1); | |
1526 | chr = qemu_chr_open_fd(fd, fd); | |
1527 | if (!chr) | |
1528 | return NULL; | |
e57a8c0e FB |
1529 | chr->chr_ioctl = tty_serial_ioctl; |
1530 | return chr; | |
1531 | } | |
1532 | ||
1533 | static int pp_ioctl(CharDriverState *chr, int cmd, void *arg) | |
1534 | { | |
1535 | int fd = (int)chr->opaque; | |
1536 | uint8_t b; | |
1537 | ||
1538 | switch(cmd) { | |
1539 | case CHR_IOCTL_PP_READ_DATA: | |
1540 | if (ioctl(fd, PPRDATA, &b) < 0) | |
1541 | return -ENOTSUP; | |
1542 | *(uint8_t *)arg = b; | |
1543 | break; | |
1544 | case CHR_IOCTL_PP_WRITE_DATA: | |
1545 | b = *(uint8_t *)arg; | |
1546 | if (ioctl(fd, PPWDATA, &b) < 0) | |
1547 | return -ENOTSUP; | |
1548 | break; | |
1549 | case CHR_IOCTL_PP_READ_CONTROL: | |
1550 | if (ioctl(fd, PPRCONTROL, &b) < 0) | |
1551 | return -ENOTSUP; | |
1552 | *(uint8_t *)arg = b; | |
1553 | break; | |
1554 | case CHR_IOCTL_PP_WRITE_CONTROL: | |
1555 | b = *(uint8_t *)arg; | |
1556 | if (ioctl(fd, PPWCONTROL, &b) < 0) | |
1557 | return -ENOTSUP; | |
1558 | break; | |
1559 | case CHR_IOCTL_PP_READ_STATUS: | |
1560 | if (ioctl(fd, PPRSTATUS, &b) < 0) | |
1561 | return -ENOTSUP; | |
1562 | *(uint8_t *)arg = b; | |
1563 | break; | |
1564 | default: | |
1565 | return -ENOTSUP; | |
1566 | } | |
1567 | return 0; | |
1568 | } | |
1569 | ||
1570 | CharDriverState *qemu_chr_open_pp(const char *filename) | |
1571 | { | |
1572 | CharDriverState *chr; | |
1573 | int fd; | |
1574 | ||
1575 | fd = open(filename, O_RDWR); | |
1576 | if (fd < 0) | |
1577 | return NULL; | |
1578 | ||
1579 | if (ioctl(fd, PPCLAIM) < 0) { | |
1580 | close(fd); | |
1581 | return NULL; | |
1582 | } | |
1583 | ||
1584 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1585 | if (!chr) { | |
1586 | close(fd); | |
1587 | return NULL; | |
1588 | } | |
1589 | chr->opaque = (void *)fd; | |
1590 | chr->chr_write = null_chr_write; | |
1591 | chr->chr_add_read_handler = null_chr_add_read_handler; | |
1592 | chr->chr_ioctl = pp_ioctl; | |
f8d179e3 FB |
1593 | return chr; |
1594 | } | |
1595 | ||
82c643ff FB |
1596 | #else |
1597 | CharDriverState *qemu_chr_open_pty(void) | |
1598 | { | |
1599 | return NULL; | |
1600 | } | |
67b915a5 FB |
1601 | #endif |
1602 | ||
82c643ff FB |
1603 | #endif /* !defined(_WIN32) */ |
1604 | ||
1605 | CharDriverState *qemu_chr_open(const char *filename) | |
1606 | { | |
f8d179e3 | 1607 | const char *p; |
82c643ff FB |
1608 | if (!strcmp(filename, "vc")) { |
1609 | return text_console_init(&display_state); | |
1610 | } else if (!strcmp(filename, "null")) { | |
1611 | return qemu_chr_open_null(); | |
f8d179e3 FB |
1612 | } else if (strstart(filename, "file:", &p)) { |
1613 | return qemu_chr_open_file_out(p); | |
1614 | } else if (strstart(filename, "pipe:", &p)) { | |
1615 | return qemu_chr_open_pipe(p); | |
82c643ff FB |
1616 | } else |
1617 | #ifndef _WIN32 | |
1618 | if (!strcmp(filename, "pty")) { | |
1619 | return qemu_chr_open_pty(); | |
1620 | } else if (!strcmp(filename, "stdio")) { | |
1621 | return qemu_chr_open_stdio(); | |
1622 | } else | |
f8d179e3 FB |
1623 | #endif |
1624 | #if defined(__linux__) | |
e57a8c0e FB |
1625 | if (strstart(filename, "/dev/parport", NULL)) { |
1626 | return qemu_chr_open_pp(filename); | |
1627 | } else | |
f8d179e3 FB |
1628 | if (strstart(filename, "/dev/", NULL)) { |
1629 | return qemu_chr_open_tty(filename); | |
1630 | } else | |
82c643ff FB |
1631 | #endif |
1632 | { | |
1633 | return NULL; | |
1634 | } | |
1635 | } | |
1636 | ||
80cabfad | 1637 | /***********************************************************/ |
7c9d8e07 | 1638 | /* network device redirectors */ |
330d0414 | 1639 | |
c20709aa FB |
1640 | void hex_dump(FILE *f, const uint8_t *buf, int size) |
1641 | { | |
1642 | int len, i, j, c; | |
1643 | ||
1644 | for(i=0;i<size;i+=16) { | |
1645 | len = size - i; | |
1646 | if (len > 16) | |
1647 | len = 16; | |
1648 | fprintf(f, "%08x ", i); | |
1649 | for(j=0;j<16;j++) { | |
1650 | if (j < len) | |
1651 | fprintf(f, " %02x", buf[i+j]); | |
1652 | else | |
1653 | fprintf(f, " "); | |
1654 | } | |
1655 | fprintf(f, " "); | |
1656 | for(j=0;j<len;j++) { | |
1657 | c = buf[i+j]; | |
1658 | if (c < ' ' || c > '~') | |
1659 | c = '.'; | |
1660 | fprintf(f, "%c", c); | |
1661 | } | |
1662 | fprintf(f, "\n"); | |
1663 | } | |
1664 | } | |
1665 | ||
7c9d8e07 | 1666 | static int parse_macaddr(uint8_t *macaddr, const char *p) |
c20709aa | 1667 | { |
7c9d8e07 FB |
1668 | int i; |
1669 | for(i = 0; i < 6; i++) { | |
1670 | macaddr[i] = strtol(p, (char **)&p, 16); | |
1671 | if (i == 5) { | |
1672 | if (*p != '\0') | |
1673 | return -1; | |
1674 | } else { | |
1675 | if (*p != ':') | |
1676 | return -1; | |
1677 | p++; | |
1678 | } | |
1679 | } | |
1680 | return 0; | |
c20709aa | 1681 | } |
67b915a5 | 1682 | |
7c9d8e07 | 1683 | static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) |
67b915a5 | 1684 | { |
7c9d8e07 FB |
1685 | const char *p, *p1; |
1686 | int len; | |
1687 | p = *pp; | |
1688 | p1 = strchr(p, sep); | |
1689 | if (!p1) | |
1690 | return -1; | |
1691 | len = p1 - p; | |
1692 | p1++; | |
1693 | if (buf_size > 0) { | |
1694 | if (len > buf_size - 1) | |
1695 | len = buf_size - 1; | |
1696 | memcpy(buf, p, len); | |
1697 | buf[len] = '\0'; | |
1698 | } | |
1699 | *pp = p1; | |
1700 | return 0; | |
c20709aa FB |
1701 | } |
1702 | ||
7c9d8e07 FB |
1703 | int parse_host_port(struct sockaddr_in *saddr, const char *str) |
1704 | { | |
1705 | char buf[512]; | |
1706 | struct hostent *he; | |
1707 | const char *p, *r; | |
1708 | int port; | |
1709 | ||
1710 | p = str; | |
1711 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1712 | return -1; | |
1713 | saddr->sin_family = AF_INET; | |
1714 | if (buf[0] == '\0') { | |
1715 | saddr->sin_addr.s_addr = 0; | |
1716 | } else { | |
1717 | if (isdigit(buf[0])) { | |
1718 | if (!inet_aton(buf, &saddr->sin_addr)) | |
1719 | return -1; | |
1720 | } else { | |
1721 | #ifdef _WIN32 | |
1722 | return -1; | |
1723 | #else | |
1724 | if ((he = gethostbyname(buf)) == NULL) | |
1725 | return - 1; | |
1726 | saddr->sin_addr = *(struct in_addr *)he->h_addr; | |
1727 | #endif | |
1728 | } | |
1729 | } | |
1730 | port = strtol(p, (char **)&r, 0); | |
1731 | if (r == p) | |
1732 | return -1; | |
1733 | saddr->sin_port = htons(port); | |
1734 | return 0; | |
1735 | } | |
c20709aa | 1736 | |
7c9d8e07 FB |
1737 | /* find or alloc a new VLAN */ |
1738 | VLANState *qemu_find_vlan(int id) | |
c20709aa | 1739 | { |
7c9d8e07 FB |
1740 | VLANState **pvlan, *vlan; |
1741 | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { | |
1742 | if (vlan->id == id) | |
1743 | return vlan; | |
1744 | } | |
1745 | vlan = qemu_mallocz(sizeof(VLANState)); | |
1746 | if (!vlan) | |
1747 | return NULL; | |
1748 | vlan->id = id; | |
1749 | vlan->next = NULL; | |
1750 | pvlan = &first_vlan; | |
1751 | while (*pvlan != NULL) | |
1752 | pvlan = &(*pvlan)->next; | |
1753 | *pvlan = vlan; | |
1754 | return vlan; | |
c20709aa FB |
1755 | } |
1756 | ||
7c9d8e07 FB |
1757 | VLANClientState *qemu_new_vlan_client(VLANState *vlan, |
1758 | IOReadHandler *fd_read, void *opaque) | |
c20709aa | 1759 | { |
7c9d8e07 FB |
1760 | VLANClientState *vc, **pvc; |
1761 | vc = qemu_mallocz(sizeof(VLANClientState)); | |
1762 | if (!vc) | |
1763 | return NULL; | |
1764 | vc->fd_read = fd_read; | |
1765 | vc->opaque = opaque; | |
1766 | vc->vlan = vlan; | |
1767 | ||
1768 | vc->next = NULL; | |
1769 | pvc = &vlan->first_client; | |
1770 | while (*pvc != NULL) | |
1771 | pvc = &(*pvc)->next; | |
1772 | *pvc = vc; | |
1773 | return vc; | |
c20709aa FB |
1774 | } |
1775 | ||
7c9d8e07 | 1776 | void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size) |
c20709aa | 1777 | { |
7c9d8e07 FB |
1778 | VLANState *vlan = vc1->vlan; |
1779 | VLANClientState *vc; | |
1780 | ||
1781 | #if 0 | |
1782 | printf("vlan %d send:\n", vlan->id); | |
1783 | hex_dump(stdout, buf, size); | |
1784 | #endif | |
1785 | for(vc = vlan->first_client; vc != NULL; vc = vc->next) { | |
1786 | if (vc != vc1) { | |
1787 | vc->fd_read(vc->opaque, buf, size); | |
1788 | } | |
1789 | } | |
67b915a5 FB |
1790 | } |
1791 | ||
c20709aa FB |
1792 | #if defined(CONFIG_SLIRP) |
1793 | ||
1794 | /* slirp network adapter */ | |
1795 | ||
c20709aa | 1796 | static int slirp_inited; |
7c9d8e07 | 1797 | static VLANClientState *slirp_vc; |
c20709aa FB |
1798 | |
1799 | int slirp_can_output(void) | |
1800 | { | |
7c9d8e07 | 1801 | return 1; |
c20709aa FB |
1802 | } |
1803 | ||
1804 | void slirp_output(const uint8_t *pkt, int pkt_len) | |
67b915a5 | 1805 | { |
c20709aa | 1806 | #if 0 |
7c9d8e07 | 1807 | printf("slirp output:\n"); |
c20709aa FB |
1808 | hex_dump(stdout, pkt, pkt_len); |
1809 | #endif | |
7c9d8e07 | 1810 | qemu_send_packet(slirp_vc, pkt, pkt_len); |
67b915a5 FB |
1811 | } |
1812 | ||
7c9d8e07 | 1813 | static void slirp_receive(void *opaque, const uint8_t *buf, int size) |
c20709aa FB |
1814 | { |
1815 | #if 0 | |
7c9d8e07 | 1816 | printf("slirp input:\n"); |
c20709aa FB |
1817 | hex_dump(stdout, buf, size); |
1818 | #endif | |
1819 | slirp_input(buf, size); | |
1820 | } | |
1821 | ||
7c9d8e07 | 1822 | static int net_slirp_init(VLANState *vlan) |
c20709aa FB |
1823 | { |
1824 | if (!slirp_inited) { | |
1825 | slirp_inited = 1; | |
1826 | slirp_init(); | |
1827 | } | |
7c9d8e07 FB |
1828 | slirp_vc = qemu_new_vlan_client(vlan, |
1829 | slirp_receive, NULL); | |
1830 | snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector"); | |
9bf05444 FB |
1831 | return 0; |
1832 | } | |
1833 | ||
1834 | static void net_slirp_redir(const char *redir_str) | |
1835 | { | |
1836 | int is_udp; | |
1837 | char buf[256], *r; | |
1838 | const char *p; | |
1839 | struct in_addr guest_addr; | |
1840 | int host_port, guest_port; | |
1841 | ||
1842 | if (!slirp_inited) { | |
1843 | slirp_inited = 1; | |
1844 | slirp_init(); | |
1845 | } | |
1846 | ||
1847 | p = redir_str; | |
1848 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1849 | goto fail; | |
1850 | if (!strcmp(buf, "tcp")) { | |
1851 | is_udp = 0; | |
1852 | } else if (!strcmp(buf, "udp")) { | |
1853 | is_udp = 1; | |
1854 | } else { | |
1855 | goto fail; | |
1856 | } | |
1857 | ||
1858 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1859 | goto fail; | |
1860 | host_port = strtol(buf, &r, 0); | |
1861 | if (r == buf) | |
1862 | goto fail; | |
1863 | ||
1864 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1865 | goto fail; | |
1866 | if (buf[0] == '\0') { | |
1867 | pstrcpy(buf, sizeof(buf), "10.0.2.15"); | |
1868 | } | |
1869 | if (!inet_aton(buf, &guest_addr)) | |
1870 | goto fail; | |
1871 | ||
1872 | guest_port = strtol(p, &r, 0); | |
1873 | if (r == p) | |
1874 | goto fail; | |
1875 | ||
1876 | if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) { | |
1877 | fprintf(stderr, "qemu: could not set up redirection\n"); | |
1878 | exit(1); | |
1879 | } | |
1880 | return; | |
1881 | fail: | |
1882 | fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n"); | |
1883 | exit(1); | |
1884 | } | |
9d728e8c | 1885 | |
c94c8d64 FB |
1886 | #ifndef _WIN32 |
1887 | ||
9d728e8c FB |
1888 | char smb_dir[1024]; |
1889 | ||
1890 | static void smb_exit(void) | |
1891 | { | |
1892 | DIR *d; | |
1893 | struct dirent *de; | |
1894 | char filename[1024]; | |
1895 | ||
1896 | /* erase all the files in the directory */ | |
1897 | d = opendir(smb_dir); | |
1898 | for(;;) { | |
1899 | de = readdir(d); | |
1900 | if (!de) | |
1901 | break; | |
1902 | if (strcmp(de->d_name, ".") != 0 && | |
1903 | strcmp(de->d_name, "..") != 0) { | |
1904 | snprintf(filename, sizeof(filename), "%s/%s", | |
1905 | smb_dir, de->d_name); | |
1906 | unlink(filename); | |
1907 | } | |
1908 | } | |
03ffbb69 | 1909 | closedir(d); |
9d728e8c FB |
1910 | rmdir(smb_dir); |
1911 | } | |
1912 | ||
1913 | /* automatic user mode samba server configuration */ | |
1914 | void net_slirp_smb(const char *exported_dir) | |
1915 | { | |
1916 | char smb_conf[1024]; | |
1917 | char smb_cmdline[1024]; | |
1918 | FILE *f; | |
1919 | ||
1920 | if (!slirp_inited) { | |
1921 | slirp_inited = 1; | |
1922 | slirp_init(); | |
1923 | } | |
1924 | ||
1925 | /* XXX: better tmp dir construction */ | |
1926 | snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid()); | |
1927 | if (mkdir(smb_dir, 0700) < 0) { | |
1928 | fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir); | |
1929 | exit(1); | |
1930 | } | |
1931 | snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf"); | |
1932 | ||
1933 | f = fopen(smb_conf, "w"); | |
1934 | if (!f) { | |
1935 | fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf); | |
1936 | exit(1); | |
1937 | } | |
1938 | fprintf(f, | |
1939 | "[global]\n" | |
157777ef FB |
1940 | "private dir=%s\n" |
1941 | "smb ports=0\n" | |
1942 | "socket address=127.0.0.1\n" | |
9d728e8c FB |
1943 | "pid directory=%s\n" |
1944 | "lock directory=%s\n" | |
1945 | "log file=%s/log.smbd\n" | |
1946 | "smb passwd file=%s/smbpasswd\n" | |
03ffbb69 | 1947 | "security = share\n" |
9d728e8c FB |
1948 | "[qemu]\n" |
1949 | "path=%s\n" | |
1950 | "read only=no\n" | |
1951 | "guest ok=yes\n", | |
1952 | smb_dir, | |
157777ef | 1953 | smb_dir, |
9d728e8c FB |
1954 | smb_dir, |
1955 | smb_dir, | |
1956 | smb_dir, | |
1957 | exported_dir | |
1958 | ); | |
1959 | fclose(f); | |
1960 | atexit(smb_exit); | |
1961 | ||
1962 | snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s", | |
1963 | smb_conf); | |
1964 | ||
1965 | slirp_add_exec(0, smb_cmdline, 4, 139); | |
1966 | } | |
9bf05444 | 1967 | |
c94c8d64 FB |
1968 | #endif /* !defined(_WIN32) */ |
1969 | ||
c20709aa FB |
1970 | #endif /* CONFIG_SLIRP */ |
1971 | ||
1972 | #if !defined(_WIN32) | |
7c9d8e07 FB |
1973 | |
1974 | typedef struct TAPState { | |
1975 | VLANClientState *vc; | |
1976 | int fd; | |
1977 | } TAPState; | |
1978 | ||
1979 | static void tap_receive(void *opaque, const uint8_t *buf, int size) | |
1980 | { | |
1981 | TAPState *s = opaque; | |
1982 | int ret; | |
1983 | for(;;) { | |
1984 | ret = write(s->fd, buf, size); | |
1985 | if (ret < 0 && (errno == EINTR || errno == EAGAIN)) { | |
1986 | } else { | |
1987 | break; | |
1988 | } | |
1989 | } | |
1990 | } | |
1991 | ||
1992 | static void tap_send(void *opaque) | |
1993 | { | |
1994 | TAPState *s = opaque; | |
1995 | uint8_t buf[4096]; | |
1996 | int size; | |
1997 | ||
1998 | size = read(s->fd, buf, sizeof(buf)); | |
1999 | if (size > 0) { | |
2000 | qemu_send_packet(s->vc, buf, size); | |
2001 | } | |
2002 | } | |
2003 | ||
2004 | /* fd support */ | |
2005 | ||
2006 | static TAPState *net_tap_fd_init(VLANState *vlan, int fd) | |
2007 | { | |
2008 | TAPState *s; | |
2009 | ||
2010 | s = qemu_mallocz(sizeof(TAPState)); | |
2011 | if (!s) | |
2012 | return NULL; | |
2013 | s->fd = fd; | |
2014 | s->vc = qemu_new_vlan_client(vlan, tap_receive, s); | |
2015 | qemu_set_fd_handler(s->fd, tap_send, NULL, s); | |
2016 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd); | |
2017 | return s; | |
2018 | } | |
2019 | ||
7d3505c5 | 2020 | #ifdef _BSD |
7c9d8e07 | 2021 | static int tap_open(char *ifname, int ifname_size) |
7d3505c5 FB |
2022 | { |
2023 | int fd; | |
2024 | char *dev; | |
2025 | struct stat s; | |
67b915a5 | 2026 | |
7d3505c5 FB |
2027 | fd = open("/dev/tap", O_RDWR); |
2028 | if (fd < 0) { | |
2029 | fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n"); | |
2030 | return -1; | |
2031 | } | |
2032 | ||
2033 | fstat(fd, &s); | |
2034 | dev = devname(s.st_rdev, S_IFCHR); | |
2035 | pstrcpy(ifname, ifname_size, dev); | |
2036 | ||
2037 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
2038 | return fd; | |
2039 | } | |
2040 | #else | |
7c9d8e07 | 2041 | static int tap_open(char *ifname, int ifname_size) |
330d0414 | 2042 | { |
80cabfad | 2043 | struct ifreq ifr; |
c4b1fcc0 | 2044 | int fd, ret; |
80cabfad FB |
2045 | |
2046 | fd = open("/dev/net/tun", O_RDWR); | |
2047 | if (fd < 0) { | |
2048 | fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n"); | |
2049 | return -1; | |
330d0414 | 2050 | } |
80cabfad FB |
2051 | memset(&ifr, 0, sizeof(ifr)); |
2052 | ifr.ifr_flags = IFF_TAP | IFF_NO_PI; | |
7c9d8e07 FB |
2053 | if (ifname[0] != '\0') |
2054 | pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname); | |
2055 | else | |
2056 | pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d"); | |
80cabfad FB |
2057 | ret = ioctl(fd, TUNSETIFF, (void *) &ifr); |
2058 | if (ret != 0) { | |
2059 | fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n"); | |
2060 | close(fd); | |
2061 | return -1; | |
2062 | } | |
c4b1fcc0 | 2063 | pstrcpy(ifname, ifname_size, ifr.ifr_name); |
80cabfad | 2064 | fcntl(fd, F_SETFL, O_NONBLOCK); |
c4b1fcc0 FB |
2065 | return fd; |
2066 | } | |
7d3505c5 | 2067 | #endif |
330d0414 | 2068 | |
7c9d8e07 FB |
2069 | static int net_tap_init(VLANState *vlan, const char *ifname1, |
2070 | const char *setup_script) | |
2071 | { | |
2072 | TAPState *s; | |
2073 | int pid, status, fd; | |
2074 | char *args[3]; | |
2075 | char **parg; | |
2076 | char ifname[128]; | |
2077 | ||
2078 | if (ifname1 != NULL) | |
2079 | pstrcpy(ifname, sizeof(ifname), ifname1); | |
2080 | else | |
2081 | ifname[0] = '\0'; | |
2082 | fd = tap_open(ifname, sizeof(ifname)); | |
2083 | if (fd < 0) | |
2084 | return -1; | |
2085 | ||
2086 | if (!setup_script) | |
2087 | setup_script = ""; | |
2088 | if (setup_script[0] != '\0') { | |
2089 | /* try to launch network init script */ | |
2090 | pid = fork(); | |
2091 | if (pid >= 0) { | |
2092 | if (pid == 0) { | |
2093 | parg = args; | |
2094 | *parg++ = (char *)setup_script; | |
2095 | *parg++ = ifname; | |
2096 | *parg++ = NULL; | |
2097 | execv(setup_script, args); | |
2098 | exit(1); | |
2099 | } | |
2100 | while (waitpid(pid, &status, 0) != pid); | |
2101 | if (!WIFEXITED(status) || | |
2102 | WEXITSTATUS(status) != 0) { | |
2103 | fprintf(stderr, "%s: could not launch network script\n", | |
2104 | setup_script); | |
2105 | return -1; | |
2106 | } | |
2107 | } | |
2108 | } | |
2109 | s = net_tap_fd_init(vlan, fd); | |
2110 | if (!s) | |
2111 | return -1; | |
2112 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
2113 | "tap: ifname=%s setup_script=%s", ifname, setup_script); | |
2114 | return 0; | |
2115 | } | |
2116 | ||
2117 | /* network connection */ | |
2118 | typedef struct NetSocketState { | |
2119 | VLANClientState *vc; | |
2120 | int fd; | |
2121 | int state; /* 0 = getting length, 1 = getting data */ | |
2122 | int index; | |
2123 | int packet_len; | |
2124 | uint8_t buf[4096]; | |
2125 | } NetSocketState; | |
2126 | ||
2127 | typedef struct NetSocketListenState { | |
2128 | VLANState *vlan; | |
2129 | int fd; | |
2130 | } NetSocketListenState; | |
2131 | ||
2132 | /* XXX: we consider we can send the whole packet without blocking */ | |
2133 | static void net_socket_receive(void *opaque, const uint8_t *buf, int size) | |
c20709aa | 2134 | { |
7c9d8e07 FB |
2135 | NetSocketState *s = opaque; |
2136 | uint32_t len; | |
2137 | len = htonl(size); | |
2138 | ||
2139 | unix_write(s->fd, (const uint8_t *)&len, sizeof(len)); | |
2140 | unix_write(s->fd, buf, size); | |
c20709aa FB |
2141 | } |
2142 | ||
7c9d8e07 | 2143 | static void net_socket_send(void *opaque) |
c4b1fcc0 | 2144 | { |
7c9d8e07 FB |
2145 | NetSocketState *s = opaque; |
2146 | int l, size; | |
2147 | uint8_t buf1[4096]; | |
2148 | const uint8_t *buf; | |
2149 | ||
2150 | size = read(s->fd, buf1, sizeof(buf1)); | |
2151 | if (size < 0) | |
2152 | return; | |
2153 | if (size == 0) { | |
2154 | /* end of connection */ | |
2155 | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); | |
2156 | return; | |
2157 | } | |
2158 | buf = buf1; | |
2159 | while (size > 0) { | |
2160 | /* reassemble a packet from the network */ | |
2161 | switch(s->state) { | |
2162 | case 0: | |
2163 | l = 4 - s->index; | |
2164 | if (l > size) | |
2165 | l = size; | |
2166 | memcpy(s->buf + s->index, buf, l); | |
2167 | buf += l; | |
2168 | size -= l; | |
2169 | s->index += l; | |
2170 | if (s->index == 4) { | |
2171 | /* got length */ | |
2172 | s->packet_len = ntohl(*(uint32_t *)s->buf); | |
2173 | s->index = 0; | |
2174 | s->state = 1; | |
2175 | } | |
2176 | break; | |
2177 | case 1: | |
2178 | l = s->packet_len - s->index; | |
2179 | if (l > size) | |
2180 | l = size; | |
2181 | memcpy(s->buf + s->index, buf, l); | |
2182 | s->index += l; | |
2183 | buf += l; | |
2184 | size -= l; | |
2185 | if (s->index >= s->packet_len) { | |
2186 | qemu_send_packet(s->vc, s->buf, s->packet_len); | |
2187 | s->index = 0; | |
2188 | s->state = 0; | |
2189 | } | |
2190 | break; | |
2191 | } | |
2192 | } | |
c20709aa FB |
2193 | } |
2194 | ||
7c9d8e07 | 2195 | static void net_socket_connect(void *opaque) |
c20709aa | 2196 | { |
7c9d8e07 FB |
2197 | NetSocketState *s = opaque; |
2198 | qemu_set_fd_handler(s->fd, net_socket_send, NULL, s); | |
2199 | } | |
c4b1fcc0 | 2200 | |
7c9d8e07 FB |
2201 | static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd, |
2202 | int is_connected) | |
2203 | { | |
2204 | NetSocketState *s; | |
2205 | s = qemu_mallocz(sizeof(NetSocketState)); | |
2206 | if (!s) | |
2207 | return NULL; | |
2208 | s->fd = fd; | |
2209 | s->vc = qemu_new_vlan_client(vlan, | |
2210 | net_socket_receive, s); | |
2211 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
2212 | "socket: fd=%d", fd); | |
2213 | if (is_connected) { | |
2214 | net_socket_connect(s); | |
2215 | } else { | |
2216 | qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s); | |
2217 | } | |
2218 | return s; | |
2219 | } | |
c4b1fcc0 | 2220 | |
7c9d8e07 FB |
2221 | static void net_socket_accept(void *opaque) |
2222 | { | |
2223 | NetSocketListenState *s = opaque; | |
2224 | NetSocketState *s1; | |
2225 | struct sockaddr_in saddr; | |
2226 | socklen_t len; | |
2227 | int fd; | |
2228 | ||
2229 | for(;;) { | |
2230 | len = sizeof(saddr); | |
2231 | fd = accept(s->fd, (struct sockaddr *)&saddr, &len); | |
2232 | if (fd < 0 && errno != EINTR) { | |
2233 | return; | |
2234 | } else if (fd >= 0) { | |
2235 | break; | |
80cabfad | 2236 | } |
330d0414 | 2237 | } |
7c9d8e07 FB |
2238 | s1 = net_socket_fd_init(s->vlan, fd, 1); |
2239 | if (!s1) { | |
2240 | close(fd); | |
2241 | } else { | |
2242 | snprintf(s1->vc->info_str, sizeof(s1->vc->info_str), | |
2243 | "socket: connection from %s:%d", | |
2244 | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); | |
2245 | } | |
2246 | } | |
2247 | ||
2248 | static int net_socket_listen_init(VLANState *vlan, const char *host_str) | |
2249 | { | |
2250 | NetSocketListenState *s; | |
2251 | int fd, val, ret; | |
2252 | struct sockaddr_in saddr; | |
2253 | ||
2254 | if (parse_host_port(&saddr, host_str) < 0) | |
2255 | return -1; | |
2256 | ||
2257 | s = qemu_mallocz(sizeof(NetSocketListenState)); | |
2258 | if (!s) | |
2259 | return -1; | |
2260 | ||
2261 | fd = socket(PF_INET, SOCK_STREAM, 0); | |
2262 | if (fd < 0) { | |
2263 | perror("socket"); | |
2264 | return -1; | |
2265 | } | |
2266 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
2267 | ||
2268 | /* allow fast reuse */ | |
2269 | val = 1; | |
2270 | setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val)); | |
2271 | ||
2272 | ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)); | |
2273 | if (ret < 0) { | |
2274 | perror("bind"); | |
2275 | return -1; | |
2276 | } | |
2277 | ret = listen(fd, 0); | |
2278 | if (ret < 0) { | |
2279 | perror("listen"); | |
2280 | return -1; | |
2281 | } | |
2282 | s->vlan = vlan; | |
2283 | s->fd = fd; | |
2284 | qemu_set_fd_handler(fd, net_socket_accept, NULL, s); | |
80cabfad | 2285 | return 0; |
330d0414 FB |
2286 | } |
2287 | ||
7c9d8e07 | 2288 | static int net_socket_connect_init(VLANState *vlan, const char *host_str) |
330d0414 | 2289 | { |
7c9d8e07 FB |
2290 | NetSocketState *s; |
2291 | int fd, connected, ret; | |
2292 | struct sockaddr_in saddr; | |
2293 | ||
2294 | if (parse_host_port(&saddr, host_str) < 0) | |
2295 | return -1; | |
2296 | ||
2297 | fd = socket(PF_INET, SOCK_STREAM, 0); | |
2298 | if (fd < 0) { | |
2299 | perror("socket"); | |
2300 | return -1; | |
2301 | } | |
2302 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
2303 | ||
2304 | connected = 0; | |
2305 | for(;;) { | |
2306 | ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr)); | |
2307 | if (ret < 0) { | |
2308 | if (errno == EINTR || errno == EAGAIN) { | |
2309 | } else if (errno == EINPROGRESS) { | |
2310 | break; | |
2311 | } else { | |
2312 | perror("connect"); | |
2313 | close(fd); | |
2314 | return -1; | |
2315 | } | |
2316 | } else { | |
2317 | connected = 1; | |
2318 | break; | |
2319 | } | |
2320 | } | |
2321 | s = net_socket_fd_init(vlan, fd, connected); | |
2322 | if (!s) | |
2323 | return -1; | |
2324 | snprintf(s->vc->info_str, sizeof(s->vc->info_str), | |
2325 | "socket: connect to %s:%d", | |
2326 | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); | |
c20709aa | 2327 | return 0; |
80cabfad | 2328 | } |
330d0414 | 2329 | |
c20709aa | 2330 | #endif /* !_WIN32 */ |
67b915a5 | 2331 | |
7c9d8e07 FB |
2332 | static int get_param_value(char *buf, int buf_size, |
2333 | const char *tag, const char *str) | |
2334 | { | |
2335 | const char *p; | |
2336 | char *q; | |
2337 | char option[128]; | |
2338 | ||
2339 | p = str; | |
2340 | for(;;) { | |
2341 | q = option; | |
2342 | while (*p != '\0' && *p != '=') { | |
2343 | if ((q - option) < sizeof(option) - 1) | |
2344 | *q++ = *p; | |
2345 | p++; | |
2346 | } | |
2347 | *q = '\0'; | |
2348 | if (*p != '=') | |
2349 | break; | |
2350 | p++; | |
2351 | if (!strcmp(tag, option)) { | |
2352 | q = buf; | |
2353 | while (*p != '\0' && *p != ',') { | |
2354 | if ((q - buf) < buf_size - 1) | |
2355 | *q++ = *p; | |
2356 | p++; | |
2357 | } | |
2358 | *q = '\0'; | |
2359 | return q - buf; | |
2360 | } else { | |
2361 | while (*p != '\0' && *p != ',') { | |
2362 | p++; | |
2363 | } | |
2364 | } | |
2365 | if (*p != ',') | |
2366 | break; | |
2367 | p++; | |
2368 | } | |
2369 | return 0; | |
2370 | } | |
2371 | ||
2372 | int net_client_init(const char *str) | |
2373 | { | |
2374 | const char *p; | |
2375 | char *q; | |
2376 | char device[64]; | |
2377 | char buf[1024]; | |
2378 | int vlan_id, ret; | |
2379 | VLANState *vlan; | |
2380 | ||
2381 | p = str; | |
2382 | q = device; | |
2383 | while (*p != '\0' && *p != ',') { | |
2384 | if ((q - device) < sizeof(device) - 1) | |
2385 | *q++ = *p; | |
2386 | p++; | |
2387 | } | |
2388 | *q = '\0'; | |
2389 | if (*p == ',') | |
2390 | p++; | |
2391 | vlan_id = 0; | |
2392 | if (get_param_value(buf, sizeof(buf), "vlan", p)) { | |
2393 | vlan_id = strtol(buf, NULL, 0); | |
2394 | } | |
2395 | vlan = qemu_find_vlan(vlan_id); | |
2396 | if (!vlan) { | |
2397 | fprintf(stderr, "Could not create vlan %d\n", vlan_id); | |
2398 | return -1; | |
2399 | } | |
2400 | if (!strcmp(device, "nic")) { | |
2401 | NICInfo *nd; | |
2402 | uint8_t *macaddr; | |
2403 | ||
2404 | if (nb_nics >= MAX_NICS) { | |
2405 | fprintf(stderr, "Too Many NICs\n"); | |
2406 | return -1; | |
2407 | } | |
2408 | nd = &nd_table[nb_nics]; | |
2409 | macaddr = nd->macaddr; | |
2410 | macaddr[0] = 0x52; | |
2411 | macaddr[1] = 0x54; | |
2412 | macaddr[2] = 0x00; | |
2413 | macaddr[3] = 0x12; | |
2414 | macaddr[4] = 0x34; | |
2415 | macaddr[5] = 0x56 + nb_nics; | |
2416 | ||
2417 | if (get_param_value(buf, sizeof(buf), "macaddr", p)) { | |
2418 | if (parse_macaddr(macaddr, buf) < 0) { | |
2419 | fprintf(stderr, "invalid syntax for ethernet address\n"); | |
2420 | return -1; | |
2421 | } | |
2422 | } | |
2423 | nd->vlan = vlan; | |
2424 | nb_nics++; | |
2425 | ret = 0; | |
2426 | } else | |
2427 | if (!strcmp(device, "none")) { | |
2428 | /* does nothing. It is needed to signal that no network cards | |
2429 | are wanted */ | |
2430 | ret = 0; | |
2431 | } else | |
2432 | #ifdef CONFIG_SLIRP | |
2433 | if (!strcmp(device, "user")) { | |
2434 | ret = net_slirp_init(vlan); | |
2435 | } else | |
2436 | #endif | |
2437 | #ifndef _WIN32 | |
2438 | if (!strcmp(device, "tap")) { | |
2439 | char ifname[64]; | |
2440 | char setup_script[1024]; | |
2441 | int fd; | |
2442 | if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { | |
2443 | fd = strtol(buf, NULL, 0); | |
2444 | ret = -1; | |
2445 | if (net_tap_fd_init(vlan, fd)) | |
2446 | ret = 0; | |
2447 | } else { | |
2448 | get_param_value(ifname, sizeof(ifname), "ifname", p); | |
2449 | if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) { | |
2450 | pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT); | |
2451 | } | |
2452 | ret = net_tap_init(vlan, ifname, setup_script); | |
2453 | } | |
2454 | } else | |
2455 | if (!strcmp(device, "socket")) { | |
2456 | if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { | |
2457 | int fd; | |
2458 | fd = strtol(buf, NULL, 0); | |
2459 | ret = -1; | |
2460 | if (net_socket_fd_init(vlan, fd, 1)) | |
2461 | ret = 0; | |
2462 | } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) { | |
2463 | ret = net_socket_listen_init(vlan, buf); | |
2464 | } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) { | |
2465 | ret = net_socket_connect_init(vlan, buf); | |
2466 | } else { | |
2467 | fprintf(stderr, "Unknown socket options: %s\n", p); | |
2468 | return -1; | |
2469 | } | |
2470 | } else | |
2471 | #endif | |
2472 | { | |
2473 | fprintf(stderr, "Unknown network device: %s\n", device); | |
2474 | return -1; | |
2475 | } | |
2476 | if (ret < 0) { | |
2477 | fprintf(stderr, "Could not initialize device '%s'\n", device); | |
2478 | } | |
2479 | ||
2480 | return ret; | |
2481 | } | |
2482 | ||
2483 | void do_info_network(void) | |
2484 | { | |
2485 | VLANState *vlan; | |
2486 | VLANClientState *vc; | |
2487 | ||
2488 | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { | |
2489 | term_printf("VLAN %d devices:\n", vlan->id); | |
2490 | for(vc = vlan->first_client; vc != NULL; vc = vc->next) | |
2491 | term_printf(" %s\n", vc->info_str); | |
2492 | } | |
2493 | } | |
2494 | ||
a594cfbf FB |
2495 | /***********************************************************/ |
2496 | /* USB devices */ | |
2497 | ||
2498 | static int usb_device_add(const char *devname) | |
2499 | { | |
2500 | const char *p; | |
2501 | USBDevice *dev; | |
2502 | int i; | |
2503 | ||
2504 | if (!vm_usb_hub) | |
2505 | return -1; | |
2506 | for(i = 0;i < MAX_VM_USB_PORTS; i++) { | |
2507 | if (!vm_usb_ports[i]->dev) | |
2508 | break; | |
2509 | } | |
2510 | if (i == MAX_VM_USB_PORTS) | |
2511 | return -1; | |
2512 | ||
2513 | if (strstart(devname, "host:", &p)) { | |
2514 | dev = usb_host_device_open(p); | |
2515 | if (!dev) | |
2516 | return -1; | |
2517 | } else if (!strcmp(devname, "mouse")) { | |
2518 | dev = usb_mouse_init(); | |
2519 | if (!dev) | |
2520 | return -1; | |
2521 | } else { | |
2522 | return -1; | |
2523 | } | |
2524 | usb_attach(vm_usb_ports[i], dev); | |
2525 | return 0; | |
2526 | } | |
2527 | ||
2528 | static int usb_device_del(const char *devname) | |
2529 | { | |
2530 | USBDevice *dev; | |
2531 | int bus_num, addr, i; | |
2532 | const char *p; | |
2533 | ||
2534 | if (!vm_usb_hub) | |
2535 | return -1; | |
2536 | ||
2537 | p = strchr(devname, '.'); | |
2538 | if (!p) | |
2539 | return -1; | |
2540 | bus_num = strtoul(devname, NULL, 0); | |
2541 | addr = strtoul(p + 1, NULL, 0); | |
2542 | if (bus_num != 0) | |
2543 | return -1; | |
2544 | for(i = 0;i < MAX_VM_USB_PORTS; i++) { | |
2545 | dev = vm_usb_ports[i]->dev; | |
2546 | if (dev && dev->addr == addr) | |
2547 | break; | |
2548 | } | |
2549 | if (i == MAX_VM_USB_PORTS) | |
2550 | return -1; | |
2551 | usb_attach(vm_usb_ports[i], NULL); | |
2552 | return 0; | |
2553 | } | |
2554 | ||
2555 | void do_usb_add(const char *devname) | |
2556 | { | |
2557 | int ret; | |
2558 | ret = usb_device_add(devname); | |
2559 | if (ret < 0) | |
2560 | term_printf("Could not add USB device '%s'\n", devname); | |
2561 | } | |
2562 | ||
2563 | void do_usb_del(const char *devname) | |
2564 | { | |
2565 | int ret; | |
2566 | ret = usb_device_del(devname); | |
2567 | if (ret < 0) | |
2568 | term_printf("Could not remove USB device '%s'\n", devname); | |
2569 | } | |
2570 | ||
2571 | void usb_info(void) | |
2572 | { | |
2573 | USBDevice *dev; | |
2574 | int i; | |
2575 | const char *speed_str; | |
2576 | ||
2577 | if (!vm_usb_hub) { | |
2578 | term_printf("USB support not enabled\n"); | |
2579 | return; | |
2580 | } | |
2581 | ||
2582 | for(i = 0; i < MAX_VM_USB_PORTS; i++) { | |
2583 | dev = vm_usb_ports[i]->dev; | |
2584 | if (dev) { | |
2585 | term_printf("Hub port %d:\n", i); | |
2586 | switch(dev->speed) { | |
2587 | case USB_SPEED_LOW: | |
2588 | speed_str = "1.5"; | |
2589 | break; | |
2590 | case USB_SPEED_FULL: | |
2591 | speed_str = "12"; | |
2592 | break; | |
2593 | case USB_SPEED_HIGH: | |
2594 | speed_str = "480"; | |
2595 | break; | |
2596 | default: | |
2597 | speed_str = "?"; | |
2598 | break; | |
2599 | } | |
2600 | term_printf(" Device %d.%d, speed %s Mb/s\n", | |
2601 | 0, dev->addr, speed_str); | |
2602 | } | |
2603 | } | |
2604 | } | |
2605 | ||
f7cce898 FB |
2606 | /***********************************************************/ |
2607 | /* pid file */ | |
2608 | ||
2609 | static char *pid_filename; | |
2610 | ||
2611 | /* Remove PID file. Called on normal exit */ | |
2612 | ||
2613 | static void remove_pidfile(void) | |
2614 | { | |
2615 | unlink (pid_filename); | |
2616 | } | |
2617 | ||
2618 | static void create_pidfile(const char *filename) | |
2619 | { | |
2620 | struct stat pidstat; | |
2621 | FILE *f; | |
2622 | ||
2623 | /* Try to write our PID to the named file */ | |
2624 | if (stat(filename, &pidstat) < 0) { | |
2625 | if (errno == ENOENT) { | |
2626 | if ((f = fopen (filename, "w")) == NULL) { | |
2627 | perror("Opening pidfile"); | |
2628 | exit(1); | |
2629 | } | |
2630 | fprintf(f, "%d\n", getpid()); | |
2631 | fclose(f); | |
2632 | pid_filename = qemu_strdup(filename); | |
2633 | if (!pid_filename) { | |
2634 | fprintf(stderr, "Could not save PID filename"); | |
2635 | exit(1); | |
2636 | } | |
2637 | atexit(remove_pidfile); | |
2638 | } | |
2639 | } else { | |
2640 | fprintf(stderr, "%s already exists. Remove it and try again.\n", | |
2641 | filename); | |
2642 | exit(1); | |
2643 | } | |
2644 | } | |
2645 | ||
313aa567 FB |
2646 | /***********************************************************/ |
2647 | /* dumb display */ | |
2648 | ||
313aa567 FB |
2649 | static void dumb_update(DisplayState *ds, int x, int y, int w, int h) |
2650 | { | |
2651 | } | |
2652 | ||
2653 | static void dumb_resize(DisplayState *ds, int w, int h) | |
2654 | { | |
2655 | } | |
2656 | ||
2657 | static void dumb_refresh(DisplayState *ds) | |
2658 | { | |
2659 | vga_update_display(); | |
2660 | } | |
2661 | ||
2662 | void dumb_display_init(DisplayState *ds) | |
2663 | { | |
2664 | ds->data = NULL; | |
2665 | ds->linesize = 0; | |
2666 | ds->depth = 0; | |
2667 | ds->dpy_update = dumb_update; | |
2668 | ds->dpy_resize = dumb_resize; | |
2669 | ds->dpy_refresh = dumb_refresh; | |
2670 | } | |
2671 | ||
3a51dee6 | 2672 | #if !defined(CONFIG_SOFTMMU) |
f1510b2c | 2673 | /***********************************************************/ |
0824d6fc FB |
2674 | /* cpu signal handler */ |
2675 | static void host_segv_handler(int host_signum, siginfo_t *info, | |
2676 | void *puc) | |
2677 | { | |
2678 | if (cpu_signal_handler(host_signum, info, puc)) | |
2679 | return; | |
8d11df9e FB |
2680 | if (stdio_nb_clients > 0) |
2681 | term_exit(); | |
0824d6fc FB |
2682 | abort(); |
2683 | } | |
3a51dee6 | 2684 | #endif |
0824d6fc | 2685 | |
8a7ddc38 FB |
2686 | /***********************************************************/ |
2687 | /* I/O handling */ | |
0824d6fc | 2688 | |
c4b1fcc0 FB |
2689 | #define MAX_IO_HANDLERS 64 |
2690 | ||
2691 | typedef struct IOHandlerRecord { | |
2692 | int fd; | |
7c9d8e07 FB |
2693 | IOCanRWHandler *fd_read_poll; |
2694 | IOHandler *fd_read; | |
2695 | IOHandler *fd_write; | |
c4b1fcc0 FB |
2696 | void *opaque; |
2697 | /* temporary data */ | |
2698 | struct pollfd *ufd; | |
8a7ddc38 | 2699 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
2700 | } IOHandlerRecord; |
2701 | ||
8a7ddc38 | 2702 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 2703 | |
7c9d8e07 FB |
2704 | /* XXX: fd_read_poll should be suppressed, but an API change is |
2705 | necessary in the character devices to suppress fd_can_read(). */ | |
2706 | int qemu_set_fd_handler2(int fd, | |
2707 | IOCanRWHandler *fd_read_poll, | |
2708 | IOHandler *fd_read, | |
2709 | IOHandler *fd_write, | |
2710 | void *opaque) | |
c4b1fcc0 | 2711 | { |
7c9d8e07 | 2712 | IOHandlerRecord **pioh, *ioh; |
c4b1fcc0 | 2713 | |
7c9d8e07 FB |
2714 | if (!fd_read && !fd_write) { |
2715 | pioh = &first_io_handler; | |
2716 | for(;;) { | |
2717 | ioh = *pioh; | |
2718 | if (ioh == NULL) | |
2719 | break; | |
2720 | if (ioh->fd == fd) { | |
2721 | *pioh = ioh->next; | |
2722 | break; | |
2723 | } | |
2724 | pioh = &ioh->next; | |
2725 | } | |
2726 | } else { | |
2727 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
2728 | if (ioh->fd == fd) | |
2729 | goto found; | |
2730 | } | |
2731 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
2732 | if (!ioh) | |
2733 | return -1; | |
2734 | ioh->next = first_io_handler; | |
2735 | first_io_handler = ioh; | |
2736 | found: | |
2737 | ioh->fd = fd; | |
2738 | ioh->fd_read_poll = fd_read_poll; | |
2739 | ioh->fd_read = fd_read; | |
2740 | ioh->fd_write = fd_write; | |
2741 | ioh->opaque = opaque; | |
2742 | } | |
c4b1fcc0 FB |
2743 | return 0; |
2744 | } | |
2745 | ||
7c9d8e07 FB |
2746 | int qemu_set_fd_handler(int fd, |
2747 | IOHandler *fd_read, | |
2748 | IOHandler *fd_write, | |
2749 | void *opaque) | |
8a7ddc38 | 2750 | { |
7c9d8e07 | 2751 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
8a7ddc38 FB |
2752 | } |
2753 | ||
2754 | /***********************************************************/ | |
2755 | /* savevm/loadvm support */ | |
2756 | ||
2757 | void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size) | |
b4608c04 | 2758 | { |
8a7ddc38 | 2759 | fwrite(buf, 1, size, f); |
b4608c04 FB |
2760 | } |
2761 | ||
8a7ddc38 | 2762 | void qemu_put_byte(QEMUFile *f, int v) |
b4608c04 | 2763 | { |
8a7ddc38 FB |
2764 | fputc(v, f); |
2765 | } | |
2766 | ||
2767 | void qemu_put_be16(QEMUFile *f, unsigned int v) | |
2768 | { | |
2769 | qemu_put_byte(f, v >> 8); | |
2770 | qemu_put_byte(f, v); | |
2771 | } | |
2772 | ||
2773 | void qemu_put_be32(QEMUFile *f, unsigned int v) | |
2774 | { | |
2775 | qemu_put_byte(f, v >> 24); | |
2776 | qemu_put_byte(f, v >> 16); | |
2777 | qemu_put_byte(f, v >> 8); | |
2778 | qemu_put_byte(f, v); | |
2779 | } | |
2780 | ||
2781 | void qemu_put_be64(QEMUFile *f, uint64_t v) | |
2782 | { | |
2783 | qemu_put_be32(f, v >> 32); | |
2784 | qemu_put_be32(f, v); | |
2785 | } | |
2786 | ||
2787 | int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size) | |
2788 | { | |
2789 | return fread(buf, 1, size, f); | |
2790 | } | |
2791 | ||
2792 | int qemu_get_byte(QEMUFile *f) | |
2793 | { | |
2794 | int v; | |
2795 | v = fgetc(f); | |
2796 | if (v == EOF) | |
2797 | return 0; | |
2798 | else | |
2799 | return v; | |
2800 | } | |
2801 | ||
2802 | unsigned int qemu_get_be16(QEMUFile *f) | |
2803 | { | |
2804 | unsigned int v; | |
2805 | v = qemu_get_byte(f) << 8; | |
2806 | v |= qemu_get_byte(f); | |
2807 | return v; | |
2808 | } | |
2809 | ||
2810 | unsigned int qemu_get_be32(QEMUFile *f) | |
2811 | { | |
2812 | unsigned int v; | |
2813 | v = qemu_get_byte(f) << 24; | |
2814 | v |= qemu_get_byte(f) << 16; | |
2815 | v |= qemu_get_byte(f) << 8; | |
2816 | v |= qemu_get_byte(f); | |
2817 | return v; | |
2818 | } | |
2819 | ||
2820 | uint64_t qemu_get_be64(QEMUFile *f) | |
2821 | { | |
2822 | uint64_t v; | |
2823 | v = (uint64_t)qemu_get_be32(f) << 32; | |
2824 | v |= qemu_get_be32(f); | |
2825 | return v; | |
2826 | } | |
2827 | ||
2828 | int64_t qemu_ftell(QEMUFile *f) | |
2829 | { | |
2830 | return ftell(f); | |
2831 | } | |
2832 | ||
2833 | int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence) | |
2834 | { | |
2835 | if (fseek(f, pos, whence) < 0) | |
2836 | return -1; | |
2837 | return ftell(f); | |
2838 | } | |
2839 | ||
2840 | typedef struct SaveStateEntry { | |
2841 | char idstr[256]; | |
2842 | int instance_id; | |
2843 | int version_id; | |
2844 | SaveStateHandler *save_state; | |
2845 | LoadStateHandler *load_state; | |
2846 | void *opaque; | |
2847 | struct SaveStateEntry *next; | |
2848 | } SaveStateEntry; | |
b4608c04 | 2849 | |
8a7ddc38 FB |
2850 | static SaveStateEntry *first_se; |
2851 | ||
2852 | int register_savevm(const char *idstr, | |
2853 | int instance_id, | |
2854 | int version_id, | |
2855 | SaveStateHandler *save_state, | |
2856 | LoadStateHandler *load_state, | |
2857 | void *opaque) | |
2858 | { | |
2859 | SaveStateEntry *se, **pse; | |
2860 | ||
2861 | se = qemu_malloc(sizeof(SaveStateEntry)); | |
2862 | if (!se) | |
2863 | return -1; | |
2864 | pstrcpy(se->idstr, sizeof(se->idstr), idstr); | |
2865 | se->instance_id = instance_id; | |
2866 | se->version_id = version_id; | |
2867 | se->save_state = save_state; | |
2868 | se->load_state = load_state; | |
2869 | se->opaque = opaque; | |
2870 | se->next = NULL; | |
2871 | ||
2872 | /* add at the end of list */ | |
2873 | pse = &first_se; | |
2874 | while (*pse != NULL) | |
2875 | pse = &(*pse)->next; | |
2876 | *pse = se; | |
2877 | return 0; | |
2878 | } | |
2879 | ||
2880 | #define QEMU_VM_FILE_MAGIC 0x5145564d | |
2881 | #define QEMU_VM_FILE_VERSION 0x00000001 | |
2882 | ||
2883 | int qemu_savevm(const char *filename) | |
2884 | { | |
2885 | SaveStateEntry *se; | |
2886 | QEMUFile *f; | |
2887 | int len, len_pos, cur_pos, saved_vm_running, ret; | |
2888 | ||
2889 | saved_vm_running = vm_running; | |
2890 | vm_stop(0); | |
2891 | ||
2892 | f = fopen(filename, "wb"); | |
2893 | if (!f) { | |
2894 | ret = -1; | |
2895 | goto the_end; | |
313aa567 FB |
2896 | } |
2897 | ||
8a7ddc38 FB |
2898 | qemu_put_be32(f, QEMU_VM_FILE_MAGIC); |
2899 | qemu_put_be32(f, QEMU_VM_FILE_VERSION); | |
2900 | ||
2901 | for(se = first_se; se != NULL; se = se->next) { | |
2902 | /* ID string */ | |
2903 | len = strlen(se->idstr); | |
2904 | qemu_put_byte(f, len); | |
2905 | qemu_put_buffer(f, se->idstr, len); | |
2906 | ||
2907 | qemu_put_be32(f, se->instance_id); | |
2908 | qemu_put_be32(f, se->version_id); | |
2909 | ||
2910 | /* record size: filled later */ | |
2911 | len_pos = ftell(f); | |
2912 | qemu_put_be32(f, 0); | |
2913 | ||
2914 | se->save_state(f, se->opaque); | |
2915 | ||
2916 | /* fill record size */ | |
2917 | cur_pos = ftell(f); | |
2918 | len = ftell(f) - len_pos - 4; | |
2919 | fseek(f, len_pos, SEEK_SET); | |
2920 | qemu_put_be32(f, len); | |
2921 | fseek(f, cur_pos, SEEK_SET); | |
2922 | } | |
2923 | ||
2924 | fclose(f); | |
2925 | ret = 0; | |
2926 | the_end: | |
2927 | if (saved_vm_running) | |
2928 | vm_start(); | |
2929 | return ret; | |
2930 | } | |
2931 | ||
2932 | static SaveStateEntry *find_se(const char *idstr, int instance_id) | |
2933 | { | |
2934 | SaveStateEntry *se; | |
2935 | ||
2936 | for(se = first_se; se != NULL; se = se->next) { | |
2937 | if (!strcmp(se->idstr, idstr) && | |
2938 | instance_id == se->instance_id) | |
2939 | return se; | |
2940 | } | |
2941 | return NULL; | |
2942 | } | |
2943 | ||
2944 | int qemu_loadvm(const char *filename) | |
2945 | { | |
2946 | SaveStateEntry *se; | |
2947 | QEMUFile *f; | |
2948 | int len, cur_pos, ret, instance_id, record_len, version_id; | |
2949 | int saved_vm_running; | |
2950 | unsigned int v; | |
2951 | char idstr[256]; | |
2952 | ||
2953 | saved_vm_running = vm_running; | |
2954 | vm_stop(0); | |
2955 | ||
2956 | f = fopen(filename, "rb"); | |
2957 | if (!f) { | |
2958 | ret = -1; | |
2959 | goto the_end; | |
2960 | } | |
2961 | ||
2962 | v = qemu_get_be32(f); | |
2963 | if (v != QEMU_VM_FILE_MAGIC) | |
2964 | goto fail; | |
2965 | v = qemu_get_be32(f); | |
2966 | if (v != QEMU_VM_FILE_VERSION) { | |
2967 | fail: | |
2968 | fclose(f); | |
2969 | ret = -1; | |
2970 | goto the_end; | |
2971 | } | |
b4608c04 | 2972 | for(;;) { |
a541f297 | 2973 | #if defined (DO_TB_FLUSH) |
d927637d | 2974 | tb_flush(global_env); |
a541f297 | 2975 | #endif |
8a7ddc38 FB |
2976 | len = qemu_get_byte(f); |
2977 | if (feof(f)) | |
cd4c3e88 | 2978 | break; |
8a7ddc38 FB |
2979 | qemu_get_buffer(f, idstr, len); |
2980 | idstr[len] = '\0'; | |
2981 | instance_id = qemu_get_be32(f); | |
2982 | version_id = qemu_get_be32(f); | |
2983 | record_len = qemu_get_be32(f); | |
2984 | #if 0 | |
2985 | printf("idstr=%s instance=0x%x version=%d len=%d\n", | |
2986 | idstr, instance_id, version_id, record_len); | |
2987 | #endif | |
2988 | cur_pos = ftell(f); | |
2989 | se = find_se(idstr, instance_id); | |
2990 | if (!se) { | |
2991 | fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n", | |
2992 | instance_id, idstr); | |
2993 | } else { | |
2994 | ret = se->load_state(f, se->opaque, version_id); | |
2995 | if (ret < 0) { | |
2996 | fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n", | |
2997 | instance_id, idstr); | |
2998 | } | |
34865134 | 2999 | } |
8a7ddc38 FB |
3000 | /* always seek to exact end of record */ |
3001 | qemu_fseek(f, cur_pos + record_len, SEEK_SET); | |
3002 | } | |
3003 | fclose(f); | |
3004 | ret = 0; | |
3005 | the_end: | |
3006 | if (saved_vm_running) | |
3007 | vm_start(); | |
3008 | return ret; | |
3009 | } | |
3010 | ||
3011 | /***********************************************************/ | |
3012 | /* cpu save/restore */ | |
3013 | ||
3014 | #if defined(TARGET_I386) | |
3015 | ||
3016 | static void cpu_put_seg(QEMUFile *f, SegmentCache *dt) | |
3017 | { | |
02ba45c5 | 3018 | qemu_put_be32(f, dt->selector); |
20f32282 | 3019 | qemu_put_betl(f, dt->base); |
8a7ddc38 FB |
3020 | qemu_put_be32(f, dt->limit); |
3021 | qemu_put_be32(f, dt->flags); | |
3022 | } | |
3023 | ||
3024 | static void cpu_get_seg(QEMUFile *f, SegmentCache *dt) | |
3025 | { | |
02ba45c5 | 3026 | dt->selector = qemu_get_be32(f); |
20f32282 | 3027 | dt->base = qemu_get_betl(f); |
8a7ddc38 FB |
3028 | dt->limit = qemu_get_be32(f); |
3029 | dt->flags = qemu_get_be32(f); | |
3030 | } | |
3031 | ||
3032 | void cpu_save(QEMUFile *f, void *opaque) | |
3033 | { | |
3034 | CPUState *env = opaque; | |
664e0f19 | 3035 | uint16_t fptag, fpus, fpuc, fpregs_format; |
8a7ddc38 FB |
3036 | uint32_t hflags; |
3037 | int i; | |
664e0f19 | 3038 | |
20f32282 FB |
3039 | for(i = 0; i < CPU_NB_REGS; i++) |
3040 | qemu_put_betls(f, &env->regs[i]); | |
3041 | qemu_put_betls(f, &env->eip); | |
3042 | qemu_put_betls(f, &env->eflags); | |
8a7ddc38 FB |
3043 | hflags = env->hflags; /* XXX: suppress most of the redundant hflags */ |
3044 | qemu_put_be32s(f, &hflags); | |
3045 | ||
3046 | /* FPU */ | |
3047 | fpuc = env->fpuc; | |
3048 | fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; | |
3049 | fptag = 0; | |
664e0f19 FB |
3050 | for(i = 0; i < 8; i++) { |
3051 | fptag |= ((!env->fptags[i]) << i); | |
8a7ddc38 FB |
3052 | } |
3053 | ||
3054 | qemu_put_be16s(f, &fpuc); | |
3055 | qemu_put_be16s(f, &fpus); | |
3056 | qemu_put_be16s(f, &fptag); | |
3057 | ||
664e0f19 FB |
3058 | #ifdef USE_X86LDOUBLE |
3059 | fpregs_format = 0; | |
3060 | #else | |
3061 | fpregs_format = 1; | |
3062 | #endif | |
3063 | qemu_put_be16s(f, &fpregs_format); | |
3064 | ||
8a7ddc38 | 3065 | for(i = 0; i < 8; i++) { |
664e0f19 | 3066 | #ifdef USE_X86LDOUBLE |
8636b5d8 FB |
3067 | { |
3068 | uint64_t mant; | |
3069 | uint16_t exp; | |
3070 | /* we save the real CPU data (in case of MMX usage only 'mant' | |
3071 | contains the MMX register */ | |
3072 | cpu_get_fp80(&mant, &exp, env->fpregs[i].d); | |
3073 | qemu_put_be64(f, mant); | |
3074 | qemu_put_be16(f, exp); | |
3075 | } | |
664e0f19 FB |
3076 | #else |
3077 | /* if we use doubles for float emulation, we save the doubles to | |
3078 | avoid losing information in case of MMX usage. It can give | |
3079 | problems if the image is restored on a CPU where long | |
3080 | doubles are used instead. */ | |
8636b5d8 | 3081 | qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0)); |
664e0f19 | 3082 | #endif |
8a7ddc38 FB |
3083 | } |
3084 | ||
3085 | for(i = 0; i < 6; i++) | |
3086 | cpu_put_seg(f, &env->segs[i]); | |
3087 | cpu_put_seg(f, &env->ldt); | |
3088 | cpu_put_seg(f, &env->tr); | |
3089 | cpu_put_seg(f, &env->gdt); | |
3090 | cpu_put_seg(f, &env->idt); | |
3091 | ||
3092 | qemu_put_be32s(f, &env->sysenter_cs); | |
3093 | qemu_put_be32s(f, &env->sysenter_esp); | |
3094 | qemu_put_be32s(f, &env->sysenter_eip); | |
3095 | ||
20f32282 FB |
3096 | qemu_put_betls(f, &env->cr[0]); |
3097 | qemu_put_betls(f, &env->cr[2]); | |
3098 | qemu_put_betls(f, &env->cr[3]); | |
3099 | qemu_put_betls(f, &env->cr[4]); | |
8a7ddc38 FB |
3100 | |
3101 | for(i = 0; i < 8; i++) | |
20f32282 | 3102 | qemu_put_betls(f, &env->dr[i]); |
8a7ddc38 FB |
3103 | |
3104 | /* MMU */ | |
3105 | qemu_put_be32s(f, &env->a20_mask); | |
02536f8b | 3106 | |
664e0f19 FB |
3107 | /* XMM */ |
3108 | qemu_put_be32s(f, &env->mxcsr); | |
02536f8b FB |
3109 | for(i = 0; i < CPU_NB_REGS; i++) { |
3110 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
3111 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
3112 | } | |
3113 | ||
664e0f19 | 3114 | #ifdef TARGET_X86_64 |
02536f8b FB |
3115 | qemu_put_be64s(f, &env->efer); |
3116 | qemu_put_be64s(f, &env->star); | |
3117 | qemu_put_be64s(f, &env->lstar); | |
3118 | qemu_put_be64s(f, &env->cstar); | |
3119 | qemu_put_be64s(f, &env->fmask); | |
3120 | qemu_put_be64s(f, &env->kernelgsbase); | |
3121 | #endif | |
8a7ddc38 FB |
3122 | } |
3123 | ||
8636b5d8 | 3124 | #ifdef USE_X86LDOUBLE |
664e0f19 FB |
3125 | /* XXX: add that in a FPU generic layer */ |
3126 | union x86_longdouble { | |
3127 | uint64_t mant; | |
3128 | uint16_t exp; | |
3129 | }; | |
3130 | ||
3131 | #define MANTD1(fp) (fp & ((1LL << 52) - 1)) | |
3132 | #define EXPBIAS1 1023 | |
3133 | #define EXPD1(fp) ((fp >> 52) & 0x7FF) | |
3134 | #define SIGND1(fp) ((fp >> 32) & 0x80000000) | |
3135 | ||
3136 | static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp) | |
3137 | { | |
3138 | int e; | |
3139 | /* mantissa */ | |
3140 | p->mant = (MANTD1(temp) << 11) | (1LL << 63); | |
3141 | /* exponent + sign */ | |
3142 | e = EXPD1(temp) - EXPBIAS1 + 16383; | |
3143 | e |= SIGND1(temp) >> 16; | |
3144 | p->exp = e; | |
3145 | } | |
8636b5d8 | 3146 | #endif |
664e0f19 | 3147 | |
8a7ddc38 FB |
3148 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
3149 | { | |
3150 | CPUState *env = opaque; | |
664e0f19 | 3151 | int i, guess_mmx; |
8a7ddc38 | 3152 | uint32_t hflags; |
664e0f19 | 3153 | uint16_t fpus, fpuc, fptag, fpregs_format; |
8a7ddc38 | 3154 | |
664e0f19 | 3155 | if (version_id != 3) |
8a7ddc38 | 3156 | return -EINVAL; |
20f32282 FB |
3157 | for(i = 0; i < CPU_NB_REGS; i++) |
3158 | qemu_get_betls(f, &env->regs[i]); | |
3159 | qemu_get_betls(f, &env->eip); | |
3160 | qemu_get_betls(f, &env->eflags); | |
8a7ddc38 FB |
3161 | qemu_get_be32s(f, &hflags); |
3162 | ||
3163 | qemu_get_be16s(f, &fpuc); | |
3164 | qemu_get_be16s(f, &fpus); | |
3165 | qemu_get_be16s(f, &fptag); | |
664e0f19 FB |
3166 | qemu_get_be16s(f, &fpregs_format); |
3167 | ||
3168 | /* NOTE: we cannot always restore the FPU state if the image come | |
3169 | from a host with a different 'USE_X86LDOUBLE' define. We guess | |
3170 | if we are in an MMX state to restore correctly in that case. */ | |
3171 | guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0); | |
8a7ddc38 FB |
3172 | for(i = 0; i < 8; i++) { |
3173 | uint64_t mant; | |
3174 | uint16_t exp; | |
664e0f19 FB |
3175 | |
3176 | switch(fpregs_format) { | |
3177 | case 0: | |
3178 | mant = qemu_get_be64(f); | |
3179 | exp = qemu_get_be16(f); | |
3180 | #ifdef USE_X86LDOUBLE | |
3181 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
3182 | #else | |
3183 | /* difficult case */ | |
3184 | if (guess_mmx) | |
8636b5d8 | 3185 | env->fpregs[i].mmx.MMX_Q(0) = mant; |
664e0f19 FB |
3186 | else |
3187 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
3188 | #endif | |
3189 | break; | |
3190 | case 1: | |
3191 | mant = qemu_get_be64(f); | |
3192 | #ifdef USE_X86LDOUBLE | |
8636b5d8 FB |
3193 | { |
3194 | union x86_longdouble *p; | |
3195 | /* difficult case */ | |
3196 | p = (void *)&env->fpregs[i]; | |
3197 | if (guess_mmx) { | |
3198 | p->mant = mant; | |
3199 | p->exp = 0xffff; | |
3200 | } else { | |
3201 | fp64_to_fp80(p, mant); | |
3202 | } | |
664e0f19 FB |
3203 | } |
3204 | #else | |
8636b5d8 | 3205 | env->fpregs[i].mmx.MMX_Q(0) = mant; |
664e0f19 FB |
3206 | #endif |
3207 | break; | |
3208 | default: | |
3209 | return -EINVAL; | |
3210 | } | |
8a7ddc38 FB |
3211 | } |
3212 | ||
3213 | env->fpuc = fpuc; | |
7a0e1f41 | 3214 | /* XXX: restore FPU round state */ |
8a7ddc38 FB |
3215 | env->fpstt = (fpus >> 11) & 7; |
3216 | env->fpus = fpus & ~0x3800; | |
664e0f19 | 3217 | fptag ^= 0xff; |
8a7ddc38 | 3218 | for(i = 0; i < 8; i++) { |
664e0f19 | 3219 | env->fptags[i] = (fptag >> i) & 1; |
8a7ddc38 FB |
3220 | } |
3221 | ||
3222 | for(i = 0; i < 6; i++) | |
3223 | cpu_get_seg(f, &env->segs[i]); | |
3224 | cpu_get_seg(f, &env->ldt); | |
3225 | cpu_get_seg(f, &env->tr); | |
3226 | cpu_get_seg(f, &env->gdt); | |
3227 | cpu_get_seg(f, &env->idt); | |
3228 | ||
3229 | qemu_get_be32s(f, &env->sysenter_cs); | |
3230 | qemu_get_be32s(f, &env->sysenter_esp); | |
3231 | qemu_get_be32s(f, &env->sysenter_eip); | |
3232 | ||
20f32282 FB |
3233 | qemu_get_betls(f, &env->cr[0]); |
3234 | qemu_get_betls(f, &env->cr[2]); | |
3235 | qemu_get_betls(f, &env->cr[3]); | |
3236 | qemu_get_betls(f, &env->cr[4]); | |
8a7ddc38 FB |
3237 | |
3238 | for(i = 0; i < 8; i++) | |
20f32282 | 3239 | qemu_get_betls(f, &env->dr[i]); |
8a7ddc38 FB |
3240 | |
3241 | /* MMU */ | |
3242 | qemu_get_be32s(f, &env->a20_mask); | |
3243 | ||
664e0f19 | 3244 | qemu_get_be32s(f, &env->mxcsr); |
02536f8b FB |
3245 | for(i = 0; i < CPU_NB_REGS; i++) { |
3246 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
3247 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
3248 | } | |
3249 | ||
664e0f19 | 3250 | #ifdef TARGET_X86_64 |
02536f8b FB |
3251 | qemu_get_be64s(f, &env->efer); |
3252 | qemu_get_be64s(f, &env->star); | |
3253 | qemu_get_be64s(f, &env->lstar); | |
3254 | qemu_get_be64s(f, &env->cstar); | |
3255 | qemu_get_be64s(f, &env->fmask); | |
3256 | qemu_get_be64s(f, &env->kernelgsbase); | |
3257 | #endif | |
3258 | ||
8a7ddc38 FB |
3259 | /* XXX: compute hflags from scratch, except for CPL and IIF */ |
3260 | env->hflags = hflags; | |
3261 | tlb_flush(env, 1); | |
3262 | return 0; | |
3263 | } | |
3264 | ||
a541f297 FB |
3265 | #elif defined(TARGET_PPC) |
3266 | void cpu_save(QEMUFile *f, void *opaque) | |
3267 | { | |
3268 | } | |
3269 | ||
e95c8d51 FB |
3270 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
3271 | { | |
3272 | return 0; | |
3273 | } | |
6af0bf9c FB |
3274 | |
3275 | #elif defined(TARGET_MIPS) | |
3276 | void cpu_save(QEMUFile *f, void *opaque) | |
3277 | { | |
3278 | } | |
3279 | ||
3280 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
3281 | { | |
3282 | return 0; | |
3283 | } | |
3284 | ||
e95c8d51 FB |
3285 | #elif defined(TARGET_SPARC) |
3286 | void cpu_save(QEMUFile *f, void *opaque) | |
3287 | { | |
e80cfcfc FB |
3288 | CPUState *env = opaque; |
3289 | int i; | |
3290 | uint32_t tmp; | |
3291 | ||
4fa5d772 FB |
3292 | for(i = 0; i < 8; i++) |
3293 | qemu_put_betls(f, &env->gregs[i]); | |
3294 | for(i = 0; i < NWINDOWS * 16; i++) | |
3295 | qemu_put_betls(f, &env->regbase[i]); | |
e80cfcfc FB |
3296 | |
3297 | /* FPU */ | |
4fa5d772 FB |
3298 | for(i = 0; i < TARGET_FPREGS; i++) { |
3299 | union { | |
3300 | TARGET_FPREG_T f; | |
3301 | target_ulong i; | |
3302 | } u; | |
3303 | u.f = env->fpr[i]; | |
3304 | qemu_put_betl(f, u.i); | |
3305 | } | |
3306 | ||
3307 | qemu_put_betls(f, &env->pc); | |
3308 | qemu_put_betls(f, &env->npc); | |
3309 | qemu_put_betls(f, &env->y); | |
e80cfcfc | 3310 | tmp = GET_PSR(env); |
4fa5d772 | 3311 | qemu_put_be32(f, tmp); |
3475187d FB |
3312 | qemu_put_betls(f, &env->fsr); |
3313 | qemu_put_betls(f, &env->tbr); | |
3314 | #ifndef TARGET_SPARC64 | |
e80cfcfc | 3315 | qemu_put_be32s(f, &env->wim); |
e80cfcfc FB |
3316 | /* MMU */ |
3317 | for(i = 0; i < 16; i++) | |
3318 | qemu_put_be32s(f, &env->mmuregs[i]); | |
3475187d | 3319 | #endif |
e95c8d51 FB |
3320 | } |
3321 | ||
a541f297 FB |
3322 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
3323 | { | |
e80cfcfc FB |
3324 | CPUState *env = opaque; |
3325 | int i; | |
3326 | uint32_t tmp; | |
3327 | ||
4fa5d772 FB |
3328 | for(i = 0; i < 8; i++) |
3329 | qemu_get_betls(f, &env->gregs[i]); | |
3330 | for(i = 0; i < NWINDOWS * 16; i++) | |
3331 | qemu_get_betls(f, &env->regbase[i]); | |
e80cfcfc FB |
3332 | |
3333 | /* FPU */ | |
4fa5d772 FB |
3334 | for(i = 0; i < TARGET_FPREGS; i++) { |
3335 | union { | |
3336 | TARGET_FPREG_T f; | |
3337 | target_ulong i; | |
3338 | } u; | |
3339 | u.i = qemu_get_betl(f); | |
3340 | env->fpr[i] = u.f; | |
3341 | } | |
3342 | ||
3343 | qemu_get_betls(f, &env->pc); | |
3344 | qemu_get_betls(f, &env->npc); | |
3345 | qemu_get_betls(f, &env->y); | |
3346 | tmp = qemu_get_be32(f); | |
3347 | env->cwp = 0; /* needed to ensure that the wrapping registers are | |
3348 | correctly updated */ | |
e80cfcfc | 3349 | PUT_PSR(env, tmp); |
3475187d FB |
3350 | qemu_get_betls(f, &env->fsr); |
3351 | qemu_get_betls(f, &env->tbr); | |
3352 | #ifndef TARGET_SPARC64 | |
e80cfcfc | 3353 | qemu_get_be32s(f, &env->wim); |
e80cfcfc FB |
3354 | /* MMU */ |
3355 | for(i = 0; i < 16; i++) | |
3356 | qemu_get_be32s(f, &env->mmuregs[i]); | |
3475187d | 3357 | #endif |
e80cfcfc | 3358 | tlb_flush(env, 1); |
a541f297 FB |
3359 | return 0; |
3360 | } | |
8a7ddc38 FB |
3361 | #else |
3362 | ||
3363 | #warning No CPU save/restore functions | |
3364 | ||
3365 | #endif | |
3366 | ||
3367 | /***********************************************************/ | |
3368 | /* ram save/restore */ | |
3369 | ||
3370 | /* we just avoid storing empty pages */ | |
3371 | static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len) | |
3372 | { | |
3373 | int i, v; | |
3374 | ||
3375 | v = buf[0]; | |
3376 | for(i = 1; i < len; i++) { | |
3377 | if (buf[i] != v) | |
3378 | goto normal_save; | |
3379 | } | |
3380 | qemu_put_byte(f, 1); | |
3381 | qemu_put_byte(f, v); | |
3382 | return; | |
3383 | normal_save: | |
3384 | qemu_put_byte(f, 0); | |
3385 | qemu_put_buffer(f, buf, len); | |
3386 | } | |
3387 | ||
3388 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) | |
3389 | { | |
3390 | int v; | |
3391 | ||
3392 | v = qemu_get_byte(f); | |
3393 | switch(v) { | |
3394 | case 0: | |
3395 | if (qemu_get_buffer(f, buf, len) != len) | |
3396 | return -EIO; | |
3397 | break; | |
3398 | case 1: | |
3399 | v = qemu_get_byte(f); | |
3400 | memset(buf, v, len); | |
3401 | break; | |
3402 | default: | |
3403 | return -EINVAL; | |
3404 | } | |
3405 | return 0; | |
3406 | } | |
3407 | ||
3408 | static void ram_save(QEMUFile *f, void *opaque) | |
3409 | { | |
3410 | int i; | |
3411 | qemu_put_be32(f, phys_ram_size); | |
3412 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
3413 | ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
3414 | } | |
3415 | } | |
3416 | ||
3417 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
3418 | { | |
3419 | int i, ret; | |
3420 | ||
3421 | if (version_id != 1) | |
3422 | return -EINVAL; | |
3423 | if (qemu_get_be32(f) != phys_ram_size) | |
3424 | return -EINVAL; | |
3425 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
3426 | ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
3427 | if (ret) | |
3428 | return ret; | |
3429 | } | |
3430 | return 0; | |
3431 | } | |
3432 | ||
cc1daa40 FB |
3433 | /***********************************************************/ |
3434 | /* machine registration */ | |
3435 | ||
3436 | QEMUMachine *first_machine = NULL; | |
3437 | ||
3438 | int qemu_register_machine(QEMUMachine *m) | |
3439 | { | |
3440 | QEMUMachine **pm; | |
3441 | pm = &first_machine; | |
3442 | while (*pm != NULL) | |
3443 | pm = &(*pm)->next; | |
3444 | m->next = NULL; | |
3445 | *pm = m; | |
3446 | return 0; | |
3447 | } | |
3448 | ||
3449 | QEMUMachine *find_machine(const char *name) | |
3450 | { | |
3451 | QEMUMachine *m; | |
3452 | ||
3453 | for(m = first_machine; m != NULL; m = m->next) { | |
3454 | if (!strcmp(m->name, name)) | |
3455 | return m; | |
3456 | } | |
3457 | return NULL; | |
3458 | } | |
3459 | ||
8a7ddc38 FB |
3460 | /***********************************************************/ |
3461 | /* main execution loop */ | |
3462 | ||
3463 | void gui_update(void *opaque) | |
3464 | { | |
3465 | display_state.dpy_refresh(&display_state); | |
3466 | qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock)); | |
3467 | } | |
3468 | ||
0bd48850 FB |
3469 | struct vm_change_state_entry { |
3470 | VMChangeStateHandler *cb; | |
3471 | void *opaque; | |
3472 | LIST_ENTRY (vm_change_state_entry) entries; | |
3473 | }; | |
3474 | ||
3475 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
3476 | ||
3477 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
3478 | void *opaque) | |
3479 | { | |
3480 | VMChangeStateEntry *e; | |
3481 | ||
3482 | e = qemu_mallocz(sizeof (*e)); | |
3483 | if (!e) | |
3484 | return NULL; | |
3485 | ||
3486 | e->cb = cb; | |
3487 | e->opaque = opaque; | |
3488 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
3489 | return e; | |
3490 | } | |
3491 | ||
3492 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
3493 | { | |
3494 | LIST_REMOVE (e, entries); | |
3495 | qemu_free (e); | |
3496 | } | |
3497 | ||
3498 | static void vm_state_notify(int running) | |
3499 | { | |
3500 | VMChangeStateEntry *e; | |
3501 | ||
3502 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
3503 | e->cb(e->opaque, running); | |
3504 | } | |
3505 | } | |
3506 | ||
8a7ddc38 | 3507 | /* XXX: support several handlers */ |
0bd48850 FB |
3508 | static VMStopHandler *vm_stop_cb; |
3509 | static void *vm_stop_opaque; | |
8a7ddc38 FB |
3510 | |
3511 | int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
3512 | { | |
3513 | vm_stop_cb = cb; | |
3514 | vm_stop_opaque = opaque; | |
3515 | return 0; | |
3516 | } | |
3517 | ||
3518 | void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
3519 | { | |
3520 | vm_stop_cb = NULL; | |
3521 | } | |
3522 | ||
3523 | void vm_start(void) | |
3524 | { | |
3525 | if (!vm_running) { | |
3526 | cpu_enable_ticks(); | |
3527 | vm_running = 1; | |
0bd48850 | 3528 | vm_state_notify(1); |
8a7ddc38 FB |
3529 | } |
3530 | } | |
3531 | ||
3532 | void vm_stop(int reason) | |
3533 | { | |
3534 | if (vm_running) { | |
3535 | cpu_disable_ticks(); | |
3536 | vm_running = 0; | |
3537 | if (reason != 0) { | |
3538 | if (vm_stop_cb) { | |
3539 | vm_stop_cb(vm_stop_opaque, reason); | |
3540 | } | |
34865134 | 3541 | } |
0bd48850 | 3542 | vm_state_notify(0); |
8a7ddc38 FB |
3543 | } |
3544 | } | |
3545 | ||
bb0c6722 FB |
3546 | /* reset/shutdown handler */ |
3547 | ||
3548 | typedef struct QEMUResetEntry { | |
3549 | QEMUResetHandler *func; | |
3550 | void *opaque; | |
3551 | struct QEMUResetEntry *next; | |
3552 | } QEMUResetEntry; | |
3553 | ||
3554 | static QEMUResetEntry *first_reset_entry; | |
3555 | static int reset_requested; | |
3556 | static int shutdown_requested; | |
3475187d | 3557 | static int powerdown_requested; |
bb0c6722 FB |
3558 | |
3559 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) | |
3560 | { | |
3561 | QEMUResetEntry **pre, *re; | |
3562 | ||
3563 | pre = &first_reset_entry; | |
3564 | while (*pre != NULL) | |
3565 | pre = &(*pre)->next; | |
3566 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
3567 | re->func = func; | |
3568 | re->opaque = opaque; | |
3569 | re->next = NULL; | |
3570 | *pre = re; | |
3571 | } | |
3572 | ||
3573 | void qemu_system_reset(void) | |
3574 | { | |
3575 | QEMUResetEntry *re; | |
3576 | ||
3577 | /* reset all devices */ | |
3578 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
3579 | re->func(re->opaque); | |
3580 | } | |
3581 | } | |
3582 | ||
3583 | void qemu_system_reset_request(void) | |
3584 | { | |
3585 | reset_requested = 1; | |
3586 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
3587 | } | |
3588 | ||
3589 | void qemu_system_shutdown_request(void) | |
3590 | { | |
3591 | shutdown_requested = 1; | |
3592 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
3593 | } | |
3594 | ||
3475187d FB |
3595 | void qemu_system_powerdown_request(void) |
3596 | { | |
3597 | powerdown_requested = 1; | |
3598 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
3599 | } | |
3600 | ||
bb0c6722 FB |
3601 | static void main_cpu_reset(void *opaque) |
3602 | { | |
e80cfcfc | 3603 | #if defined(TARGET_I386) || defined(TARGET_SPARC) |
bb0c6722 FB |
3604 | CPUState *env = opaque; |
3605 | cpu_reset(env); | |
3606 | #endif | |
3607 | } | |
3608 | ||
5905b2e5 | 3609 | void main_loop_wait(int timeout) |
8a7ddc38 | 3610 | { |
67b915a5 | 3611 | #ifndef _WIN32 |
8a7ddc38 | 3612 | struct pollfd ufds[MAX_IO_HANDLERS + 1], *pf; |
8a7ddc38 | 3613 | IOHandlerRecord *ioh, *ioh_next; |
67b915a5 | 3614 | #endif |
5905b2e5 | 3615 | int ret; |
c4b1fcc0 | 3616 | |
38e205a2 FB |
3617 | #ifdef _WIN32 |
3618 | if (timeout > 0) | |
3619 | Sleep(timeout); | |
3620 | #else | |
b4608c04 | 3621 | /* poll any events */ |
8a7ddc38 | 3622 | /* XXX: separate device handlers from system ones */ |
b4608c04 | 3623 | pf = ufds; |
8a7ddc38 | 3624 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
7c9d8e07 FB |
3625 | pf->events = 0; |
3626 | pf->fd = ioh->fd; | |
3627 | if (ioh->fd_read && | |
3628 | (!ioh->fd_read_poll || | |
3629 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
3630 | pf->events |= POLLIN; | |
3631 | } | |
3632 | if (ioh->fd_write) { | |
3633 | pf->events |= POLLOUT; | |
c4b1fcc0 | 3634 | } |
7c9d8e07 FB |
3635 | ioh->ufd = pf; |
3636 | pf++; | |
b4608c04 | 3637 | } |
73332e5c | 3638 | |
b4608c04 FB |
3639 | ret = poll(ufds, pf - ufds, timeout); |
3640 | if (ret > 0) { | |
8a7ddc38 FB |
3641 | /* XXX: better handling of removal */ |
3642 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) { | |
3643 | ioh_next = ioh->next; | |
c4b1fcc0 | 3644 | pf = ioh->ufd; |
7c9d8e07 FB |
3645 | if (pf->revents & POLLIN) { |
3646 | ioh->fd_read(ioh->opaque); | |
3647 | } | |
3648 | if (pf->revents & POLLOUT) { | |
3649 | ioh->fd_write(ioh->opaque); | |
b4608c04 | 3650 | } |
b4608c04 FB |
3651 | } |
3652 | } | |
5905b2e5 | 3653 | #endif /* !defined(_WIN32) */ |
c20709aa FB |
3654 | #if defined(CONFIG_SLIRP) |
3655 | /* XXX: merge with poll() */ | |
3656 | if (slirp_inited) { | |
3657 | fd_set rfds, wfds, xfds; | |
3658 | int nfds; | |
3659 | struct timeval tv; | |
3660 | ||
3661 | nfds = -1; | |
3662 | FD_ZERO(&rfds); | |
3663 | FD_ZERO(&wfds); | |
3664 | FD_ZERO(&xfds); | |
3665 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); | |
3666 | tv.tv_sec = 0; | |
3667 | tv.tv_usec = 0; | |
3668 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); | |
3669 | if (ret >= 0) { | |
3670 | slirp_select_poll(&rfds, &wfds, &xfds); | |
3671 | } | |
3672 | } | |
67b915a5 | 3673 | #endif |
b4608c04 | 3674 | |
8a7ddc38 FB |
3675 | if (vm_running) { |
3676 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
3677 | qemu_get_clock(vm_clock)); | |
8a7ddc38 FB |
3678 | /* run dma transfers, if any */ |
3679 | DMA_run(); | |
b4608c04 | 3680 | } |
313aa567 | 3681 | |
8a7ddc38 FB |
3682 | /* real time timers */ |
3683 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
3684 | qemu_get_clock(rt_clock)); | |
5905b2e5 FB |
3685 | } |
3686 | ||
3687 | int main_loop(void) | |
3688 | { | |
3689 | int ret, timeout; | |
3690 | CPUState *env = global_env; | |
3691 | ||
3692 | for(;;) { | |
3693 | if (vm_running) { | |
3694 | ret = cpu_exec(env); | |
3695 | if (shutdown_requested) { | |
3475187d | 3696 | ret = EXCP_INTERRUPT; |
5905b2e5 FB |
3697 | break; |
3698 | } | |
3699 | if (reset_requested) { | |
3700 | reset_requested = 0; | |
3701 | qemu_system_reset(); | |
3475187d FB |
3702 | ret = EXCP_INTERRUPT; |
3703 | } | |
3704 | if (powerdown_requested) { | |
3705 | powerdown_requested = 0; | |
3706 | qemu_system_powerdown(); | |
3707 | ret = EXCP_INTERRUPT; | |
5905b2e5 FB |
3708 | } |
3709 | if (ret == EXCP_DEBUG) { | |
3710 | vm_stop(EXCP_DEBUG); | |
3711 | } | |
3712 | /* if hlt instruction, we wait until the next IRQ */ | |
3713 | /* XXX: use timeout computed from timers */ | |
3475187d | 3714 | if (ret == EXCP_HLT) |
5905b2e5 FB |
3715 | timeout = 10; |
3716 | else | |
3717 | timeout = 0; | |
3718 | } else { | |
3719 | timeout = 10; | |
3720 | } | |
3721 | main_loop_wait(timeout); | |
b4608c04 | 3722 | } |
34865134 FB |
3723 | cpu_disable_ticks(); |
3724 | return ret; | |
b4608c04 FB |
3725 | } |
3726 | ||
0824d6fc FB |
3727 | void help(void) |
3728 | { | |
f5a8510c | 3729 | printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n" |
0db63474 | 3730 | "usage: %s [options] [disk_image]\n" |
0824d6fc | 3731 | "\n" |
a20dd508 | 3732 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 3733 | "\n" |
a20dd508 | 3734 | "Standard options:\n" |
cc1daa40 | 3735 | "-M machine select emulated machine (-M ? for list)\n" |
c45886db | 3736 | "-fda/-fdb file use 'file' as floppy disk 0/1 image\n" |
36b486bb FB |
3737 | "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n" |
3738 | "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n" | |
c4b1fcc0 | 3739 | "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n" |
9e89a4be | 3740 | "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n" |
a20dd508 | 3741 | "-snapshot write to temporary files instead of disk image files\n" |
a00bad7e | 3742 | "-m megs set virtual RAM size to megs MB [default=%d]\n" |
c4b1fcc0 | 3743 | "-nographic disable graphical output and redirect serial I/Os to console\n" |
4ca0074c | 3744 | #ifndef _WIN32 |
3d11d0eb | 3745 | "-k language use keyboard layout (for example \"fr\" for French)\n" |
4ca0074c | 3746 | #endif |
1d14ffa9 | 3747 | #ifdef HAS_AUDIO |
c0fe3827 | 3748 | "-enable-audio enable audio support, and all the sound cars\n" |
1d14ffa9 | 3749 | "-audio-help print list of audio drivers and their options\n" |
c0fe3827 FB |
3750 | "-soundhw c1,... enable audio support\n" |
3751 | " and only specified sound cards (comma separated list)\n" | |
3752 | " use -soundhw ? to get the list of supported cards\n" | |
1d14ffa9 | 3753 | #endif |
89980284 | 3754 | "-localtime set the real time clock to local time [default=utc]\n" |
d63d307f | 3755 | "-full-screen start in full screen\n" |
a09db21f FB |
3756 | #ifdef TARGET_I386 |
3757 | "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n" | |
3758 | #endif | |
b389dbfb FB |
3759 | "-usb enable the USB driver (will be the default soon)\n" |
3760 | "-usbdevice name add the host or guest USB device 'name'\n" | |
6f7e9aec FB |
3761 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
3762 | "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n" | |
bb0c6722 | 3763 | #endif |
c4b1fcc0 FB |
3764 | "\n" |
3765 | "Network options:\n" | |
7c9d8e07 FB |
3766 | "-net nic[,vlan=n][,macaddr=addr]\n" |
3767 | " create a new Network Interface Card and connect it to VLAN 'n'\n" | |
c20709aa | 3768 | #ifdef CONFIG_SLIRP |
7c9d8e07 FB |
3769 | "-net user[,vlan=n]\n" |
3770 | " connect the user mode network stack to VLAN 'n'\n" | |
3771 | #endif | |
c94c8d64 | 3772 | #ifndef _WIN32 |
7c9d8e07 FB |
3773 | "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n" |
3774 | " connect the host TAP network interface to VLAN 'n' and use\n" | |
3775 | " the network script 'file' (default=%s);\n" | |
3776 | " use 'fd=h' to connect to an already opened TAP interface\n" | |
3777 | "-net socket[,vlan=n][,fd=x][,listen=[host]:port][,connect=host:port]\n" | |
3778 | " connect the vlan 'n' to another VLAN using a socket connection\n" | |
3779 | #endif | |
3780 | "-net none use it alone to have zero network devices; if no -net option\n" | |
3781 | " is provided, the default is '-net nic -net user'\n" | |
3782 | "\n" | |
3783 | #ifdef CONFIG_SLIRP | |
3784 | "-tftp prefix allow tftp access to files starting with prefix [-net user]\n" | |
3785 | #ifndef _WIN32 | |
3786 | "-smb dir allow SMB access to files in 'dir' [-net user]\n" | |
c94c8d64 | 3787 | #endif |
9bf05444 | 3788 | "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n" |
7c9d8e07 | 3789 | " redirect TCP or UDP connections from host to guest [-net user]\n" |
c20709aa | 3790 | #endif |
a20dd508 | 3791 | "\n" |
c4b1fcc0 | 3792 | "Linux boot specific:\n" |
a20dd508 FB |
3793 | "-kernel bzImage use 'bzImage' as kernel image\n" |
3794 | "-append cmdline use 'cmdline' as kernel command line\n" | |
3795 | "-initrd file use 'file' as initial ram disk\n" | |
fc01f7e7 | 3796 | "\n" |
330d0414 | 3797 | "Debug/Expert options:\n" |
82c643ff FB |
3798 | "-monitor dev redirect the monitor to char device 'dev'\n" |
3799 | "-serial dev redirect the serial port to char device 'dev'\n" | |
6508fe59 | 3800 | "-parallel dev redirect the parallel port to char device 'dev'\n" |
f7cce898 | 3801 | "-pidfile file Write PID to 'file'\n" |
cd6f1169 | 3802 | "-S freeze CPU at startup (use 'c' to start execution)\n" |
a20dd508 FB |
3803 | "-s wait gdb connection to port %d\n" |
3804 | "-p port change gdb connection port\n" | |
f193c797 | 3805 | "-d item1,... output log to %s (use -d ? for a list of log items)\n" |
46d4767d FB |
3806 | "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n" |
3807 | " translation (t=none or lba) (usually qemu can guess them)\n" | |
a20dd508 | 3808 | "-L path set the directory for the BIOS and VGA BIOS\n" |
d993e026 FB |
3809 | #ifdef USE_KQEMU |
3810 | "-no-kqemu disable KQEMU kernel module usage\n" | |
3811 | #endif | |
77fef8c1 FB |
3812 | #ifdef USE_CODE_COPY |
3813 | "-no-code-copy disable code copy acceleration\n" | |
3814 | #endif | |
bb0c6722 | 3815 | #ifdef TARGET_I386 |
1bfe856e FB |
3816 | "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n" |
3817 | " (default is CL-GD5446 PCI VGA)\n" | |
bb0c6722 | 3818 | #endif |
d63d307f | 3819 | "-loadvm file start right away with a saved state (loadvm in monitor)\n" |
0824d6fc | 3820 | "\n" |
82c643ff | 3821 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
3822 | "ctrl-alt-f toggle full screen\n" |
3823 | "ctrl-alt-n switch to virtual console 'n'\n" | |
3824 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
3825 | "\n" |
3826 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
3827 | , | |
0db63474 FB |
3828 | #ifdef CONFIG_SOFTMMU |
3829 | "qemu", | |
3830 | #else | |
3831 | "qemu-fast", | |
3832 | #endif | |
a00bad7e | 3833 | DEFAULT_RAM_SIZE, |
7c9d8e07 | 3834 | #ifndef _WIN32 |
a00bad7e | 3835 | DEFAULT_NETWORK_SCRIPT, |
7c9d8e07 | 3836 | #endif |
6e44ba7f FB |
3837 | DEFAULT_GDBSTUB_PORT, |
3838 | "/tmp/qemu.log"); | |
0db63474 FB |
3839 | #ifndef CONFIG_SOFTMMU |
3840 | printf("\n" | |
3841 | "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n" | |
3842 | "work. Please use the 'qemu' executable to have a more accurate (but slower)\n" | |
3843 | "PC emulation.\n"); | |
3844 | #endif | |
0824d6fc FB |
3845 | exit(1); |
3846 | } | |
3847 | ||
cd6f1169 FB |
3848 | #define HAS_ARG 0x0001 |
3849 | ||
3850 | enum { | |
3851 | QEMU_OPTION_h, | |
3852 | ||
cc1daa40 | 3853 | QEMU_OPTION_M, |
cd6f1169 FB |
3854 | QEMU_OPTION_fda, |
3855 | QEMU_OPTION_fdb, | |
3856 | QEMU_OPTION_hda, | |
3857 | QEMU_OPTION_hdb, | |
3858 | QEMU_OPTION_hdc, | |
3859 | QEMU_OPTION_hdd, | |
3860 | QEMU_OPTION_cdrom, | |
3861 | QEMU_OPTION_boot, | |
3862 | QEMU_OPTION_snapshot, | |
3863 | QEMU_OPTION_m, | |
3864 | QEMU_OPTION_nographic, | |
1d14ffa9 | 3865 | #ifdef HAS_AUDIO |
cd6f1169 | 3866 | QEMU_OPTION_enable_audio, |
1d14ffa9 FB |
3867 | QEMU_OPTION_audio_help, |
3868 | QEMU_OPTION_soundhw, | |
3869 | #endif | |
cd6f1169 | 3870 | |
7c9d8e07 | 3871 | QEMU_OPTION_net, |
c7f74643 | 3872 | QEMU_OPTION_tftp, |
9d728e8c | 3873 | QEMU_OPTION_smb, |
9bf05444 | 3874 | QEMU_OPTION_redir, |
cd6f1169 FB |
3875 | |
3876 | QEMU_OPTION_kernel, | |
3877 | QEMU_OPTION_append, | |
3878 | QEMU_OPTION_initrd, | |
3879 | ||
3880 | QEMU_OPTION_S, | |
3881 | QEMU_OPTION_s, | |
3882 | QEMU_OPTION_p, | |
3883 | QEMU_OPTION_d, | |
3884 | QEMU_OPTION_hdachs, | |
3885 | QEMU_OPTION_L, | |
3886 | QEMU_OPTION_no_code_copy, | |
3d11d0eb | 3887 | QEMU_OPTION_k, |
ee22c2f7 | 3888 | QEMU_OPTION_localtime, |
1f04275e | 3889 | QEMU_OPTION_cirrusvga, |
e9b137c2 | 3890 | QEMU_OPTION_g, |
1bfe856e | 3891 | QEMU_OPTION_std_vga, |
82c643ff FB |
3892 | QEMU_OPTION_monitor, |
3893 | QEMU_OPTION_serial, | |
6508fe59 | 3894 | QEMU_OPTION_parallel, |
d63d307f FB |
3895 | QEMU_OPTION_loadvm, |
3896 | QEMU_OPTION_full_screen, | |
f7cce898 | 3897 | QEMU_OPTION_pidfile, |
d993e026 | 3898 | QEMU_OPTION_no_kqemu, |
a09db21f | 3899 | QEMU_OPTION_win2k_hack, |
bb36d470 | 3900 | QEMU_OPTION_usb, |
a594cfbf | 3901 | QEMU_OPTION_usbdevice, |
cd6f1169 FB |
3902 | }; |
3903 | ||
3904 | typedef struct QEMUOption { | |
3905 | const char *name; | |
3906 | int flags; | |
3907 | int index; | |
3908 | } QEMUOption; | |
3909 | ||
3910 | const QEMUOption qemu_options[] = { | |
3911 | { "h", 0, QEMU_OPTION_h }, | |
3912 | ||
cc1daa40 | 3913 | { "M", HAS_ARG, QEMU_OPTION_M }, |
cd6f1169 FB |
3914 | { "fda", HAS_ARG, QEMU_OPTION_fda }, |
3915 | { "fdb", HAS_ARG, QEMU_OPTION_fdb }, | |
3916 | { "hda", HAS_ARG, QEMU_OPTION_hda }, | |
3917 | { "hdb", HAS_ARG, QEMU_OPTION_hdb }, | |
3918 | { "hdc", HAS_ARG, QEMU_OPTION_hdc }, | |
3919 | { "hdd", HAS_ARG, QEMU_OPTION_hdd }, | |
3920 | { "cdrom", HAS_ARG, QEMU_OPTION_cdrom }, | |
3921 | { "boot", HAS_ARG, QEMU_OPTION_boot }, | |
3922 | { "snapshot", 0, QEMU_OPTION_snapshot }, | |
3923 | { "m", HAS_ARG, QEMU_OPTION_m }, | |
3924 | { "nographic", 0, QEMU_OPTION_nographic }, | |
3d11d0eb | 3925 | { "k", HAS_ARG, QEMU_OPTION_k }, |
1d14ffa9 | 3926 | #ifdef HAS_AUDIO |
cd6f1169 | 3927 | { "enable-audio", 0, QEMU_OPTION_enable_audio }, |
1d14ffa9 FB |
3928 | { "audio-help", 0, QEMU_OPTION_audio_help }, |
3929 | { "soundhw", HAS_ARG, QEMU_OPTION_soundhw }, | |
3930 | #endif | |
cd6f1169 | 3931 | |
7c9d8e07 | 3932 | { "net", HAS_ARG, QEMU_OPTION_net}, |
158156d1 | 3933 | #ifdef CONFIG_SLIRP |
c7f74643 | 3934 | { "tftp", HAS_ARG, QEMU_OPTION_tftp }, |
c94c8d64 | 3935 | #ifndef _WIN32 |
9d728e8c | 3936 | { "smb", HAS_ARG, QEMU_OPTION_smb }, |
c94c8d64 | 3937 | #endif |
9bf05444 | 3938 | { "redir", HAS_ARG, QEMU_OPTION_redir }, |
158156d1 | 3939 | #endif |
cd6f1169 FB |
3940 | |
3941 | { "kernel", HAS_ARG, QEMU_OPTION_kernel }, | |
3942 | { "append", HAS_ARG, QEMU_OPTION_append }, | |
3943 | { "initrd", HAS_ARG, QEMU_OPTION_initrd }, | |
3944 | ||
3945 | { "S", 0, QEMU_OPTION_S }, | |
3946 | { "s", 0, QEMU_OPTION_s }, | |
3947 | { "p", HAS_ARG, QEMU_OPTION_p }, | |
3948 | { "d", HAS_ARG, QEMU_OPTION_d }, | |
3949 | { "hdachs", HAS_ARG, QEMU_OPTION_hdachs }, | |
3950 | { "L", HAS_ARG, QEMU_OPTION_L }, | |
3951 | { "no-code-copy", 0, QEMU_OPTION_no_code_copy }, | |
d993e026 FB |
3952 | #ifdef USE_KQEMU |
3953 | { "no-kqemu", 0, QEMU_OPTION_no_kqemu }, | |
3954 | #endif | |
6f7e9aec | 3955 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
e9b137c2 | 3956 | { "g", 1, QEMU_OPTION_g }, |
77d4bc34 | 3957 | #endif |
ee22c2f7 | 3958 | { "localtime", 0, QEMU_OPTION_localtime }, |
1bfe856e | 3959 | { "std-vga", 0, QEMU_OPTION_std_vga }, |
82c643ff FB |
3960 | { "monitor", 1, QEMU_OPTION_monitor }, |
3961 | { "serial", 1, QEMU_OPTION_serial }, | |
6508fe59 | 3962 | { "parallel", 1, QEMU_OPTION_parallel }, |
d63d307f FB |
3963 | { "loadvm", HAS_ARG, QEMU_OPTION_loadvm }, |
3964 | { "full-screen", 0, QEMU_OPTION_full_screen }, | |
f7cce898 | 3965 | { "pidfile", HAS_ARG, QEMU_OPTION_pidfile }, |
a09db21f | 3966 | { "win2k-hack", 0, QEMU_OPTION_win2k_hack }, |
a594cfbf | 3967 | { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice }, |
a09db21f | 3968 | |
1f04275e | 3969 | /* temporary options */ |
a594cfbf | 3970 | { "usb", 0, QEMU_OPTION_usb }, |
1f04275e | 3971 | { "cirrusvga", 0, QEMU_OPTION_cirrusvga }, |
cd6f1169 | 3972 | { NULL }, |
fc01f7e7 FB |
3973 | }; |
3974 | ||
77fef8c1 FB |
3975 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
3976 | ||
3977 | /* this stack is only used during signal handling */ | |
3978 | #define SIGNAL_STACK_SIZE 32768 | |
3979 | ||
3980 | static uint8_t *signal_stack; | |
3981 | ||
3982 | #endif | |
3983 | ||
5905b2e5 FB |
3984 | /* password input */ |
3985 | ||
3986 | static BlockDriverState *get_bdrv(int index) | |
3987 | { | |
3988 | BlockDriverState *bs; | |
3989 | ||
3990 | if (index < 4) { | |
3991 | bs = bs_table[index]; | |
3992 | } else if (index < 6) { | |
3993 | bs = fd_table[index - 4]; | |
3994 | } else { | |
3995 | bs = NULL; | |
3996 | } | |
3997 | return bs; | |
3998 | } | |
3999 | ||
4000 | static void read_passwords(void) | |
4001 | { | |
4002 | BlockDriverState *bs; | |
4003 | int i, j; | |
4004 | char password[256]; | |
4005 | ||
4006 | for(i = 0; i < 6; i++) { | |
4007 | bs = get_bdrv(i); | |
4008 | if (bs && bdrv_is_encrypted(bs)) { | |
4009 | term_printf("%s is encrypted.\n", bdrv_get_device_name(bs)); | |
4010 | for(j = 0; j < 3; j++) { | |
4011 | monitor_readline("Password: ", | |
4012 | 1, password, sizeof(password)); | |
4013 | if (bdrv_set_key(bs, password) == 0) | |
4014 | break; | |
4015 | term_printf("invalid password\n"); | |
4016 | } | |
4017 | } | |
4018 | } | |
4019 | } | |
4020 | ||
cc1daa40 FB |
4021 | /* XXX: currently we cannot use simultaneously different CPUs */ |
4022 | void register_machines(void) | |
4023 | { | |
4024 | #if defined(TARGET_I386) | |
4025 | qemu_register_machine(&pc_machine); | |
3dbbdc25 | 4026 | qemu_register_machine(&isapc_machine); |
cc1daa40 FB |
4027 | #elif defined(TARGET_PPC) |
4028 | qemu_register_machine(&heathrow_machine); | |
4029 | qemu_register_machine(&core99_machine); | |
4030 | qemu_register_machine(&prep_machine); | |
6af0bf9c FB |
4031 | #elif defined(TARGET_MIPS) |
4032 | qemu_register_machine(&mips_machine); | |
cc1daa40 | 4033 | #elif defined(TARGET_SPARC) |
3475187d FB |
4034 | #ifdef TARGET_SPARC64 |
4035 | qemu_register_machine(&sun4u_machine); | |
4036 | #else | |
cc1daa40 FB |
4037 | qemu_register_machine(&sun4m_machine); |
4038 | #endif | |
3475187d | 4039 | #endif |
cc1daa40 FB |
4040 | } |
4041 | ||
1d14ffa9 FB |
4042 | #ifdef HAS_AUDIO |
4043 | static void select_soundhw (const char *optarg) | |
4044 | { | |
4045 | if (*optarg == '?') { | |
4046 | show_valid_cards: | |
4047 | printf ("Valid sound card names (comma separated):\n"); | |
4048 | printf ("sb16 Creative Sound Blaster 16\n"); | |
4049 | #ifdef CONFIG_ADLIB | |
4050 | #ifdef HAS_YMF262 | |
c0fe3827 | 4051 | printf ("adlib Yamaha YMF262 (OPL3)\n"); |
1d14ffa9 | 4052 | #else |
c0fe3827 | 4053 | printf ("adlib Yamaha YM3812 (OPL2)\n"); |
1d14ffa9 FB |
4054 | #endif |
4055 | #endif | |
4056 | #ifdef CONFIG_GUS | |
4057 | printf ("gus Gravis Ultrasound GF1\n"); | |
4058 | #endif | |
4059 | printf ("es1370 ENSONIQ AudioPCI ES1370\n"); | |
4060 | exit (*optarg != '?'); | |
4061 | } | |
4062 | else { | |
4063 | struct { | |
4064 | char *name; | |
4065 | int *enabledp; | |
4066 | } soundhw_tab[] = { | |
4067 | { "sb16", &sb16_enabled }, | |
4068 | #ifdef CONFIG_ADLIB | |
4069 | { "adlib", &adlib_enabled }, | |
4070 | #endif | |
4071 | #ifdef CONFIG_GUS | |
4072 | { "gus", &gus_enabled }, | |
4073 | #endif | |
4074 | { "es1370", &es1370_enabled }, | |
4075 | }; | |
4076 | size_t tablen, l, i; | |
4077 | const char *p; | |
4078 | char *e; | |
4079 | int bad_card = 0; | |
4080 | ||
4081 | p = optarg; | |
4082 | tablen = sizeof (soundhw_tab) / sizeof (soundhw_tab[0]); | |
4083 | ||
4084 | while (*p) { | |
4085 | e = strchr (p, ','); | |
4086 | l = !e ? strlen (p) : (size_t) (e - p); | |
4087 | for (i = 0; i < tablen; ++i) { | |
4088 | if (!strncmp (soundhw_tab[i].name, p, l)) { | |
4089 | audio_enabled = 1; | |
4090 | *soundhw_tab[i].enabledp = 1; | |
4091 | break; | |
4092 | } | |
4093 | } | |
4094 | if (i == tablen) { | |
4095 | if (l > 80) { | |
4096 | fprintf (stderr, | |
4097 | "Unknown sound card name (too big to show)\n"); | |
4098 | } | |
4099 | else { | |
4100 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
4101 | (int) l, p); | |
4102 | } | |
4103 | bad_card = 1; | |
4104 | } | |
4105 | p += l + (e != NULL); | |
4106 | } | |
4107 | ||
4108 | if (bad_card) | |
4109 | goto show_valid_cards; | |
4110 | } | |
4111 | } | |
4112 | #endif | |
4113 | ||
7c9d8e07 | 4114 | #define MAX_NET_CLIENTS 32 |
c20709aa | 4115 | |
0824d6fc FB |
4116 | int main(int argc, char **argv) |
4117 | { | |
67b915a5 FB |
4118 | #ifdef CONFIG_GDBSTUB |
4119 | int use_gdbstub, gdbstub_port; | |
4120 | #endif | |
cc1daa40 | 4121 | int i, cdrom_index; |
1ccde1cb | 4122 | int snapshot, linux_boot; |
c45886db | 4123 | CPUState *env; |
7f7f9873 | 4124 | const char *initrd_filename; |
c45886db | 4125 | const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD]; |
a20dd508 | 4126 | const char *kernel_filename, *kernel_cmdline; |
313aa567 | 4127 | DisplayState *ds = &display_state; |
46d4767d | 4128 | int cyls, heads, secs, translation; |
a541f297 | 4129 | int start_emulation = 1; |
7c9d8e07 FB |
4130 | char net_clients[MAX_NET_CLIENTS][256]; |
4131 | int nb_net_clients; | |
cd6f1169 FB |
4132 | int optind; |
4133 | const char *r, *optarg; | |
82c643ff FB |
4134 | CharDriverState *monitor_hd; |
4135 | char monitor_device[128]; | |
8d11df9e FB |
4136 | char serial_devices[MAX_SERIAL_PORTS][128]; |
4137 | int serial_device_index; | |
6508fe59 FB |
4138 | char parallel_devices[MAX_PARALLEL_PORTS][128]; |
4139 | int parallel_device_index; | |
d63d307f | 4140 | const char *loadvm = NULL; |
cc1daa40 | 4141 | QEMUMachine *machine; |
a594cfbf FB |
4142 | char usb_devices[MAX_VM_USB_PORTS][128]; |
4143 | int usb_devices_index; | |
0bd48850 FB |
4144 | |
4145 | LIST_INIT (&vm_change_state_head); | |
67b915a5 | 4146 | #if !defined(CONFIG_SOFTMMU) |
0824d6fc FB |
4147 | /* we never want that malloc() uses mmap() */ |
4148 | mallopt(M_MMAP_THRESHOLD, 4096 * 1024); | |
67b915a5 | 4149 | #endif |
cc1daa40 FB |
4150 | register_machines(); |
4151 | machine = first_machine; | |
fc01f7e7 | 4152 | initrd_filename = NULL; |
c45886db FB |
4153 | for(i = 0; i < MAX_FD; i++) |
4154 | fd_filename[i] = NULL; | |
fc01f7e7 FB |
4155 | for(i = 0; i < MAX_DISKS; i++) |
4156 | hd_filename[i] = NULL; | |
a00bad7e | 4157 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
313aa567 | 4158 | vga_ram_size = VGA_RAM_SIZE; |
0ced6589 | 4159 | bios_size = BIOS_SIZE; |
67b915a5 | 4160 | #ifdef CONFIG_GDBSTUB |
b4608c04 FB |
4161 | use_gdbstub = 0; |
4162 | gdbstub_port = DEFAULT_GDBSTUB_PORT; | |
67b915a5 | 4163 | #endif |
33e3963e | 4164 | snapshot = 0; |
a20dd508 FB |
4165 | nographic = 0; |
4166 | kernel_filename = NULL; | |
4167 | kernel_cmdline = ""; | |
cc1daa40 FB |
4168 | #ifdef TARGET_PPC |
4169 | cdrom_index = 1; | |
4170 | #else | |
4171 | cdrom_index = 2; | |
4172 | #endif | |
c4b1fcc0 | 4173 | cyls = heads = secs = 0; |
46d4767d | 4174 | translation = BIOS_ATA_TRANSLATION_AUTO; |
82c643ff | 4175 | pstrcpy(monitor_device, sizeof(monitor_device), "vc"); |
c4b1fcc0 | 4176 | |
8d11df9e FB |
4177 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc"); |
4178 | for(i = 1; i < MAX_SERIAL_PORTS; i++) | |
4179 | serial_devices[i][0] = '\0'; | |
4180 | serial_device_index = 0; | |
4181 | ||
6508fe59 FB |
4182 | pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc"); |
4183 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) | |
4184 | parallel_devices[i][0] = '\0'; | |
4185 | parallel_device_index = 0; | |
4186 | ||
a594cfbf FB |
4187 | usb_devices_index = 0; |
4188 | ||
7c9d8e07 FB |
4189 | nb_net_clients = 0; |
4190 | ||
4191 | nb_nics = 0; | |
702c651c | 4192 | /* default mac address of the first network interface */ |
82c643ff | 4193 | |
cd6f1169 | 4194 | optind = 1; |
0824d6fc | 4195 | for(;;) { |
cd6f1169 | 4196 | if (optind >= argc) |
0824d6fc | 4197 | break; |
cd6f1169 FB |
4198 | r = argv[optind]; |
4199 | if (r[0] != '-') { | |
4200 | hd_filename[0] = argv[optind++]; | |
4201 | } else { | |
4202 | const QEMUOption *popt; | |
4203 | ||
4204 | optind++; | |
4205 | popt = qemu_options; | |
4206 | for(;;) { | |
4207 | if (!popt->name) { | |
4208 | fprintf(stderr, "%s: invalid option -- '%s'\n", | |
4209 | argv[0], r); | |
4210 | exit(1); | |
4211 | } | |
4212 | if (!strcmp(popt->name, r + 1)) | |
4213 | break; | |
4214 | popt++; | |
4215 | } | |
4216 | if (popt->flags & HAS_ARG) { | |
4217 | if (optind >= argc) { | |
4218 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
4219 | argv[0], r); | |
4220 | exit(1); | |
4221 | } | |
4222 | optarg = argv[optind++]; | |
4223 | } else { | |
4224 | optarg = NULL; | |
4225 | } | |
4226 | ||
4227 | switch(popt->index) { | |
cc1daa40 FB |
4228 | case QEMU_OPTION_M: |
4229 | machine = find_machine(optarg); | |
4230 | if (!machine) { | |
4231 | QEMUMachine *m; | |
4232 | printf("Supported machines are:\n"); | |
4233 | for(m = first_machine; m != NULL; m = m->next) { | |
4234 | printf("%-10s %s%s\n", | |
4235 | m->name, m->desc, | |
4236 | m == first_machine ? " (default)" : ""); | |
4237 | } | |
4238 | exit(1); | |
4239 | } | |
4240 | break; | |
cd6f1169 | 4241 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
4242 | initrd_filename = optarg; |
4243 | break; | |
cd6f1169 | 4244 | case QEMU_OPTION_hda: |
cd6f1169 | 4245 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
4246 | case QEMU_OPTION_hdc: |
4247 | case QEMU_OPTION_hdd: | |
4248 | { | |
4249 | int hd_index; | |
4250 | hd_index = popt->index - QEMU_OPTION_hda; | |
4251 | hd_filename[hd_index] = optarg; | |
4252 | if (hd_index == cdrom_index) | |
4253 | cdrom_index = -1; | |
4254 | } | |
fc01f7e7 | 4255 | break; |
cd6f1169 | 4256 | case QEMU_OPTION_snapshot: |
33e3963e FB |
4257 | snapshot = 1; |
4258 | break; | |
cd6f1169 | 4259 | case QEMU_OPTION_hdachs: |
330d0414 | 4260 | { |
330d0414 FB |
4261 | const char *p; |
4262 | p = optarg; | |
4263 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4264 | if (cyls < 1 || cyls > 16383) |
4265 | goto chs_fail; | |
330d0414 FB |
4266 | if (*p != ',') |
4267 | goto chs_fail; | |
4268 | p++; | |
4269 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4270 | if (heads < 1 || heads > 16) |
4271 | goto chs_fail; | |
330d0414 FB |
4272 | if (*p != ',') |
4273 | goto chs_fail; | |
4274 | p++; | |
4275 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4276 | if (secs < 1 || secs > 63) |
4277 | goto chs_fail; | |
4278 | if (*p == ',') { | |
4279 | p++; | |
4280 | if (!strcmp(p, "none")) | |
4281 | translation = BIOS_ATA_TRANSLATION_NONE; | |
4282 | else if (!strcmp(p, "lba")) | |
4283 | translation = BIOS_ATA_TRANSLATION_LBA; | |
4284 | else if (!strcmp(p, "auto")) | |
4285 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
4286 | else | |
4287 | goto chs_fail; | |
4288 | } else if (*p != '\0') { | |
c4b1fcc0 | 4289 | chs_fail: |
46d4767d FB |
4290 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
4291 | exit(1); | |
c4b1fcc0 | 4292 | } |
330d0414 FB |
4293 | } |
4294 | break; | |
cd6f1169 | 4295 | case QEMU_OPTION_nographic: |
82c643ff | 4296 | pstrcpy(monitor_device, sizeof(monitor_device), "stdio"); |
8d11df9e | 4297 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio"); |
a20dd508 FB |
4298 | nographic = 1; |
4299 | break; | |
cd6f1169 | 4300 | case QEMU_OPTION_kernel: |
a20dd508 FB |
4301 | kernel_filename = optarg; |
4302 | break; | |
cd6f1169 | 4303 | case QEMU_OPTION_append: |
a20dd508 | 4304 | kernel_cmdline = optarg; |
313aa567 | 4305 | break; |
cd6f1169 | 4306 | case QEMU_OPTION_cdrom: |
cc1daa40 FB |
4307 | if (cdrom_index >= 0) { |
4308 | hd_filename[cdrom_index] = optarg; | |
4309 | } | |
36b486bb | 4310 | break; |
cd6f1169 | 4311 | case QEMU_OPTION_boot: |
36b486bb | 4312 | boot_device = optarg[0]; |
9e89a4be | 4313 | if (boot_device != 'a' && |
6f7e9aec FB |
4314 | #ifdef TARGET_SPARC |
4315 | // Network boot | |
4316 | boot_device != 'n' && | |
4317 | #endif | |
c45886db | 4318 | boot_device != 'c' && boot_device != 'd') { |
36b486bb FB |
4319 | fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device); |
4320 | exit(1); | |
4321 | } | |
4322 | break; | |
cd6f1169 | 4323 | case QEMU_OPTION_fda: |
c45886db FB |
4324 | fd_filename[0] = optarg; |
4325 | break; | |
cd6f1169 | 4326 | case QEMU_OPTION_fdb: |
c45886db FB |
4327 | fd_filename[1] = optarg; |
4328 | break; | |
cd6f1169 | 4329 | case QEMU_OPTION_no_code_copy: |
77fef8c1 FB |
4330 | code_copy_enabled = 0; |
4331 | break; | |
7c9d8e07 FB |
4332 | case QEMU_OPTION_net: |
4333 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
4334 | fprintf(stderr, "qemu: too many network clients\n"); | |
c4b1fcc0 FB |
4335 | exit(1); |
4336 | } | |
7c9d8e07 FB |
4337 | pstrcpy(net_clients[nb_net_clients], |
4338 | sizeof(net_clients[0]), | |
4339 | optarg); | |
4340 | nb_net_clients++; | |
702c651c | 4341 | break; |
c7f74643 FB |
4342 | #ifdef CONFIG_SLIRP |
4343 | case QEMU_OPTION_tftp: | |
c7f74643 | 4344 | tftp_prefix = optarg; |
9bf05444 | 4345 | break; |
c94c8d64 | 4346 | #ifndef _WIN32 |
9d728e8c FB |
4347 | case QEMU_OPTION_smb: |
4348 | net_slirp_smb(optarg); | |
4349 | break; | |
c94c8d64 | 4350 | #endif |
9bf05444 FB |
4351 | case QEMU_OPTION_redir: |
4352 | net_slirp_redir(optarg); | |
4353 | break; | |
c7f74643 | 4354 | #endif |
1d14ffa9 | 4355 | #ifdef HAS_AUDIO |
cd6f1169 | 4356 | case QEMU_OPTION_enable_audio: |
aaaa7df6 | 4357 | audio_enabled = 1; |
1d14ffa9 FB |
4358 | sb16_enabled = 1; |
4359 | adlib_enabled = 1; | |
4360 | gus_enabled = 1; | |
4361 | es1370_enabled = 1; | |
aaaa7df6 | 4362 | break; |
1d14ffa9 FB |
4363 | case QEMU_OPTION_audio_help: |
4364 | AUD_help (); | |
4365 | exit (0); | |
4366 | break; | |
4367 | case QEMU_OPTION_soundhw: | |
4368 | select_soundhw (optarg); | |
4369 | break; | |
4370 | #endif | |
cd6f1169 | 4371 | case QEMU_OPTION_h: |
0824d6fc | 4372 | help(); |
cd6f1169 FB |
4373 | break; |
4374 | case QEMU_OPTION_m: | |
4375 | ram_size = atoi(optarg) * 1024 * 1024; | |
4376 | if (ram_size <= 0) | |
4377 | help(); | |
4378 | if (ram_size > PHYS_RAM_MAX_SIZE) { | |
4379 | fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n", | |
4380 | PHYS_RAM_MAX_SIZE / (1024 * 1024)); | |
4381 | exit(1); | |
4382 | } | |
4383 | break; | |
4384 | case QEMU_OPTION_d: | |
4385 | { | |
4386 | int mask; | |
4387 | CPULogItem *item; | |
4388 | ||
4389 | mask = cpu_str_to_log_mask(optarg); | |
4390 | if (!mask) { | |
4391 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
4392 | for(item = cpu_log_items; item->mask != 0; item++) { |
4393 | printf("%-10s %s\n", item->name, item->help); | |
4394 | } | |
4395 | exit(1); | |
cd6f1169 FB |
4396 | } |
4397 | cpu_set_log(mask); | |
f193c797 | 4398 | } |
cd6f1169 | 4399 | break; |
67b915a5 | 4400 | #ifdef CONFIG_GDBSTUB |
cd6f1169 FB |
4401 | case QEMU_OPTION_s: |
4402 | use_gdbstub = 1; | |
4403 | break; | |
4404 | case QEMU_OPTION_p: | |
4405 | gdbstub_port = atoi(optarg); | |
4406 | break; | |
67b915a5 | 4407 | #endif |
cd6f1169 FB |
4408 | case QEMU_OPTION_L: |
4409 | bios_dir = optarg; | |
4410 | break; | |
4411 | case QEMU_OPTION_S: | |
4412 | start_emulation = 0; | |
4413 | break; | |
3d11d0eb FB |
4414 | case QEMU_OPTION_k: |
4415 | keyboard_layout = optarg; | |
4416 | break; | |
ee22c2f7 FB |
4417 | case QEMU_OPTION_localtime: |
4418 | rtc_utc = 0; | |
4419 | break; | |
1f04275e FB |
4420 | case QEMU_OPTION_cirrusvga: |
4421 | cirrus_vga_enabled = 1; | |
4422 | break; | |
1bfe856e FB |
4423 | case QEMU_OPTION_std_vga: |
4424 | cirrus_vga_enabled = 0; | |
4425 | break; | |
e9b137c2 FB |
4426 | case QEMU_OPTION_g: |
4427 | { | |
4428 | const char *p; | |
4429 | int w, h, depth; | |
4430 | p = optarg; | |
4431 | w = strtol(p, (char **)&p, 10); | |
4432 | if (w <= 0) { | |
4433 | graphic_error: | |
4434 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
4435 | exit(1); | |
4436 | } | |
4437 | if (*p != 'x') | |
4438 | goto graphic_error; | |
4439 | p++; | |
4440 | h = strtol(p, (char **)&p, 10); | |
4441 | if (h <= 0) | |
4442 | goto graphic_error; | |
4443 | if (*p == 'x') { | |
4444 | p++; | |
4445 | depth = strtol(p, (char **)&p, 10); | |
4446 | if (depth != 8 && depth != 15 && depth != 16 && | |
4447 | depth != 24 && depth != 32) | |
4448 | goto graphic_error; | |
4449 | } else if (*p == '\0') { | |
4450 | depth = graphic_depth; | |
4451 | } else { | |
4452 | goto graphic_error; | |
4453 | } | |
4454 | ||
4455 | graphic_width = w; | |
4456 | graphic_height = h; | |
4457 | graphic_depth = depth; | |
4458 | } | |
4459 | break; | |
82c643ff FB |
4460 | case QEMU_OPTION_monitor: |
4461 | pstrcpy(monitor_device, sizeof(monitor_device), optarg); | |
4462 | break; | |
4463 | case QEMU_OPTION_serial: | |
8d11df9e FB |
4464 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
4465 | fprintf(stderr, "qemu: too many serial ports\n"); | |
4466 | exit(1); | |
4467 | } | |
4468 | pstrcpy(serial_devices[serial_device_index], | |
4469 | sizeof(serial_devices[0]), optarg); | |
4470 | serial_device_index++; | |
82c643ff | 4471 | break; |
6508fe59 FB |
4472 | case QEMU_OPTION_parallel: |
4473 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
4474 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
4475 | exit(1); | |
4476 | } | |
4477 | pstrcpy(parallel_devices[parallel_device_index], | |
4478 | sizeof(parallel_devices[0]), optarg); | |
4479 | parallel_device_index++; | |
4480 | break; | |
d63d307f FB |
4481 | case QEMU_OPTION_loadvm: |
4482 | loadvm = optarg; | |
4483 | break; | |
4484 | case QEMU_OPTION_full_screen: | |
4485 | full_screen = 1; | |
4486 | break; | |
f7cce898 FB |
4487 | case QEMU_OPTION_pidfile: |
4488 | create_pidfile(optarg); | |
4489 | break; | |
a09db21f FB |
4490 | #ifdef TARGET_I386 |
4491 | case QEMU_OPTION_win2k_hack: | |
4492 | win2k_install_hack = 1; | |
4493 | break; | |
4494 | #endif | |
d993e026 FB |
4495 | #ifdef USE_KQEMU |
4496 | case QEMU_OPTION_no_kqemu: | |
4497 | kqemu_allowed = 0; | |
4498 | break; | |
4499 | #endif | |
bb36d470 FB |
4500 | case QEMU_OPTION_usb: |
4501 | usb_enabled = 1; | |
4502 | break; | |
a594cfbf FB |
4503 | case QEMU_OPTION_usbdevice: |
4504 | usb_enabled = 1; | |
4505 | if (usb_devices_index >= MAX_VM_USB_PORTS) { | |
4506 | fprintf(stderr, "Too many USB devices\n"); | |
4507 | exit(1); | |
4508 | } | |
4509 | pstrcpy(usb_devices[usb_devices_index], | |
4510 | sizeof(usb_devices[usb_devices_index]), | |
4511 | optarg); | |
4512 | usb_devices_index++; | |
4513 | break; | |
cd6f1169 | 4514 | } |
0824d6fc FB |
4515 | } |
4516 | } | |
330d0414 | 4517 | |
a20dd508 | 4518 | linux_boot = (kernel_filename != NULL); |
330d0414 | 4519 | |
cc1daa40 FB |
4520 | if (!linux_boot && |
4521 | hd_filename[0] == '\0' && | |
4522 | (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') && | |
c45886db | 4523 | fd_filename[0] == '\0') |
0824d6fc | 4524 | help(); |
8f2b1fb0 FB |
4525 | |
4526 | /* boot to cd by default if no hard disk */ | |
d0309311 FB |
4527 | if (hd_filename[0] == '\0' && boot_device == 'c') { |
4528 | if (fd_filename[0] != '\0') | |
4529 | boot_device = 'a'; | |
4530 | else | |
4531 | boot_device = 'd'; | |
4532 | } | |
0824d6fc | 4533 | |
dc887a4d FB |
4534 | #if !defined(CONFIG_SOFTMMU) |
4535 | /* must avoid mmap() usage of glibc by setting a buffer "by hand" */ | |
4536 | { | |
4537 | static uint8_t stdout_buf[4096]; | |
4538 | setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf)); | |
4539 | } | |
4540 | #else | |
b118d61e | 4541 | setvbuf(stdout, NULL, _IOLBF, 0); |
dc887a4d | 4542 | #endif |
7c9d8e07 FB |
4543 | |
4544 | /* init network clients */ | |
4545 | if (nb_net_clients == 0) { | |
4546 | /* if no clients, we use a default config */ | |
4547 | pstrcpy(net_clients[0], sizeof(net_clients[0]), | |
4548 | "nic"); | |
4549 | pstrcpy(net_clients[1], sizeof(net_clients[0]), | |
4550 | "user"); | |
4551 | nb_net_clients = 2; | |
c20709aa FB |
4552 | } |
4553 | ||
7c9d8e07 FB |
4554 | for(i = 0;i < nb_net_clients; i++) { |
4555 | if (net_client_init(net_clients[i]) < 0) | |
4556 | exit(1); | |
702c651c | 4557 | } |
f1510b2c | 4558 | |
0824d6fc | 4559 | /* init the memory */ |
0ced6589 | 4560 | phys_ram_size = ram_size + vga_ram_size + bios_size; |
7f7f9873 FB |
4561 | |
4562 | #ifdef CONFIG_SOFTMMU | |
d993e026 | 4563 | phys_ram_base = qemu_vmalloc(phys_ram_size); |
7f7f9873 FB |
4564 | if (!phys_ram_base) { |
4565 | fprintf(stderr, "Could not allocate physical memory\n"); | |
0824d6fc FB |
4566 | exit(1); |
4567 | } | |
7f7f9873 FB |
4568 | #else |
4569 | /* as we must map the same page at several addresses, we must use | |
4570 | a fd */ | |
4571 | { | |
4572 | const char *tmpdir; | |
4573 | ||
4574 | tmpdir = getenv("QEMU_TMPDIR"); | |
4575 | if (!tmpdir) | |
4576 | tmpdir = "/tmp"; | |
4577 | snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir); | |
4578 | if (mkstemp(phys_ram_file) < 0) { | |
4579 | fprintf(stderr, "Could not create temporary memory file '%s'\n", | |
4580 | phys_ram_file); | |
4581 | exit(1); | |
4582 | } | |
4583 | phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600); | |
4584 | if (phys_ram_fd < 0) { | |
4585 | fprintf(stderr, "Could not open temporary memory file '%s'\n", | |
4586 | phys_ram_file); | |
4587 | exit(1); | |
4588 | } | |
1ccde1cb | 4589 | ftruncate(phys_ram_fd, phys_ram_size); |
7f7f9873 | 4590 | unlink(phys_ram_file); |
1ccde1cb FB |
4591 | phys_ram_base = mmap(get_mmap_addr(phys_ram_size), |
4592 | phys_ram_size, | |
7f7f9873 FB |
4593 | PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED, |
4594 | phys_ram_fd, 0); | |
4595 | if (phys_ram_base == MAP_FAILED) { | |
4596 | fprintf(stderr, "Could not map physical memory\n"); | |
4597 | exit(1); | |
4598 | } | |
4599 | } | |
4600 | #endif | |
0824d6fc | 4601 | |
c4b1fcc0 | 4602 | /* we always create the cdrom drive, even if no disk is there */ |
5905b2e5 | 4603 | bdrv_init(); |
cc1daa40 FB |
4604 | if (cdrom_index >= 0) { |
4605 | bs_table[cdrom_index] = bdrv_new("cdrom"); | |
4606 | bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM); | |
c4b1fcc0 FB |
4607 | } |
4608 | ||
33e3963e FB |
4609 | /* open the virtual block devices */ |
4610 | for(i = 0; i < MAX_DISKS; i++) { | |
4611 | if (hd_filename[i]) { | |
33e3963e | 4612 | if (!bs_table[i]) { |
c4b1fcc0 FB |
4613 | char buf[64]; |
4614 | snprintf(buf, sizeof(buf), "hd%c", i + 'a'); | |
4615 | bs_table[i] = bdrv_new(buf); | |
4616 | } | |
4617 | if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) { | |
5905b2e5 | 4618 | fprintf(stderr, "qemu: could not open hard disk image '%s'\n", |
33e3963e FB |
4619 | hd_filename[i]); |
4620 | exit(1); | |
4621 | } | |
46d4767d | 4622 | if (i == 0 && cyls != 0) { |
c4b1fcc0 | 4623 | bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs); |
46d4767d FB |
4624 | bdrv_set_translation_hint(bs_table[i], translation); |
4625 | } | |
c4b1fcc0 FB |
4626 | } |
4627 | } | |
4628 | ||
4629 | /* we always create at least one floppy disk */ | |
4630 | fd_table[0] = bdrv_new("fda"); | |
4631 | bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY); | |
4632 | ||
4633 | for(i = 0; i < MAX_FD; i++) { | |
4634 | if (fd_filename[i]) { | |
4635 | if (!fd_table[i]) { | |
4636 | char buf[64]; | |
4637 | snprintf(buf, sizeof(buf), "fd%c", i + 'a'); | |
4638 | fd_table[i] = bdrv_new(buf); | |
4639 | bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY); | |
4640 | } | |
4641 | if (fd_filename[i] != '\0') { | |
4642 | if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) { | |
c20709aa | 4643 | fprintf(stderr, "qemu: could not open floppy disk image '%s'\n", |
c4b1fcc0 FB |
4644 | fd_filename[i]); |
4645 | exit(1); | |
4646 | } | |
4647 | } | |
33e3963e FB |
4648 | } |
4649 | } | |
4650 | ||
a594cfbf FB |
4651 | /* init USB devices */ |
4652 | if (usb_enabled) { | |
4653 | vm_usb_hub = usb_hub_init(vm_usb_ports, MAX_VM_USB_PORTS); | |
4654 | for(i = 0; i < usb_devices_index; i++) { | |
4655 | if (usb_device_add(usb_devices[i]) < 0) { | |
4656 | fprintf(stderr, "Warning: could not add USB device %s\n", | |
4657 | usb_devices[i]); | |
4658 | } | |
4659 | } | |
4660 | } | |
4661 | ||
330d0414 FB |
4662 | /* init CPU state */ |
4663 | env = cpu_init(); | |
4664 | global_env = env; | |
4665 | cpu_single_env = env; | |
4666 | ||
8a7ddc38 | 4667 | register_savevm("timer", 0, 1, timer_save, timer_load, env); |
664e0f19 | 4668 | register_savevm("cpu", 0, 3, cpu_save, cpu_load, env); |
8a7ddc38 | 4669 | register_savevm("ram", 0, 1, ram_save, ram_load, NULL); |
bb0c6722 | 4670 | qemu_register_reset(main_cpu_reset, global_env); |
8a7ddc38 | 4671 | |
330d0414 | 4672 | init_ioports(); |
80cabfad | 4673 | cpu_calibrate_ticks(); |
0824d6fc | 4674 | |
313aa567 | 4675 | /* terminal init */ |
a20dd508 | 4676 | if (nographic) { |
313aa567 FB |
4677 | dumb_display_init(ds); |
4678 | } else { | |
5b0753e0 | 4679 | #if defined(CONFIG_SDL) |
d63d307f | 4680 | sdl_display_init(ds, full_screen); |
5b0753e0 FB |
4681 | #elif defined(CONFIG_COCOA) |
4682 | cocoa_display_init(ds, full_screen); | |
313aa567 FB |
4683 | #else |
4684 | dumb_display_init(ds); | |
4685 | #endif | |
4686 | } | |
0824d6fc | 4687 | |
82c643ff FB |
4688 | vga_console = graphic_console_init(ds); |
4689 | ||
4690 | monitor_hd = qemu_chr_open(monitor_device); | |
4691 | if (!monitor_hd) { | |
4692 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
4693 | exit(1); | |
4694 | } | |
4695 | monitor_init(monitor_hd, !nographic); | |
4696 | ||
8d11df9e FB |
4697 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
4698 | if (serial_devices[i][0] != '\0') { | |
4699 | serial_hds[i] = qemu_chr_open(serial_devices[i]); | |
4700 | if (!serial_hds[i]) { | |
4701 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
4702 | serial_devices[i]); | |
4703 | exit(1); | |
4704 | } | |
4705 | if (!strcmp(serial_devices[i], "vc")) | |
4706 | qemu_chr_printf(serial_hds[i], "serial%d console\n", i); | |
4707 | } | |
82c643ff | 4708 | } |
82c643ff | 4709 | |
6508fe59 FB |
4710 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
4711 | if (parallel_devices[i][0] != '\0') { | |
4712 | parallel_hds[i] = qemu_chr_open(parallel_devices[i]); | |
4713 | if (!parallel_hds[i]) { | |
4714 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
4715 | parallel_devices[i]); | |
4716 | exit(1); | |
4717 | } | |
4718 | if (!strcmp(parallel_devices[i], "vc")) | |
4719 | qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i); | |
4720 | } | |
4721 | } | |
4722 | ||
0824d6fc | 4723 | /* setup cpu signal handlers for MMU / self modifying code handling */ |
77fef8c1 | 4724 | #if !defined(CONFIG_SOFTMMU) |
8a7ddc38 | 4725 | |
77fef8c1 FB |
4726 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
4727 | { | |
4728 | stack_t stk; | |
73332e5c | 4729 | signal_stack = memalign(16, SIGNAL_STACK_SIZE); |
77fef8c1 FB |
4730 | stk.ss_sp = signal_stack; |
4731 | stk.ss_size = SIGNAL_STACK_SIZE; | |
4732 | stk.ss_flags = 0; | |
4733 | ||
4734 | if (sigaltstack(&stk, NULL) < 0) { | |
4735 | perror("sigaltstack"); | |
4736 | exit(1); | |
4737 | } | |
4738 | } | |
4739 | #endif | |
8a7ddc38 FB |
4740 | { |
4741 | struct sigaction act; | |
77fef8c1 | 4742 | |
8a7ddc38 FB |
4743 | sigfillset(&act.sa_mask); |
4744 | act.sa_flags = SA_SIGINFO; | |
77fef8c1 | 4745 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 4746 | act.sa_flags |= SA_ONSTACK; |
77fef8c1 | 4747 | #endif |
8a7ddc38 FB |
4748 | act.sa_sigaction = host_segv_handler; |
4749 | sigaction(SIGSEGV, &act, NULL); | |
4750 | sigaction(SIGBUS, &act, NULL); | |
77fef8c1 | 4751 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 4752 | sigaction(SIGFPE, &act, NULL); |
77fef8c1 | 4753 | #endif |
8a7ddc38 | 4754 | } |
3a51dee6 | 4755 | #endif |
0824d6fc | 4756 | |
67b915a5 | 4757 | #ifndef _WIN32 |
8a7ddc38 FB |
4758 | { |
4759 | struct sigaction act; | |
4760 | sigfillset(&act.sa_mask); | |
4761 | act.sa_flags = 0; | |
4762 | act.sa_handler = SIG_IGN; | |
4763 | sigaction(SIGPIPE, &act, NULL); | |
4764 | } | |
67b915a5 | 4765 | #endif |
73332e5c FB |
4766 | init_timers(); |
4767 | ||
cc1daa40 FB |
4768 | machine->init(ram_size, vga_ram_size, boot_device, |
4769 | ds, fd_filename, snapshot, | |
4770 | kernel_filename, kernel_cmdline, initrd_filename); | |
73332e5c | 4771 | |
8a7ddc38 FB |
4772 | gui_timer = qemu_new_timer(rt_clock, gui_update, NULL); |
4773 | qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock)); | |
7f7f9873 | 4774 | |
67b915a5 | 4775 | #ifdef CONFIG_GDBSTUB |
b4608c04 | 4776 | if (use_gdbstub) { |
8a7ddc38 FB |
4777 | if (gdbserver_start(gdbstub_port) < 0) { |
4778 | fprintf(stderr, "Could not open gdbserver socket on port %d\n", | |
4779 | gdbstub_port); | |
4780 | exit(1); | |
4781 | } else { | |
4782 | printf("Waiting gdb connection on port %d\n", gdbstub_port); | |
4783 | } | |
67b915a5 FB |
4784 | } else |
4785 | #endif | |
d63d307f FB |
4786 | if (loadvm) |
4787 | qemu_loadvm(loadvm); | |
4788 | ||
67b915a5 | 4789 | { |
5905b2e5 FB |
4790 | /* XXX: simplify init */ |
4791 | read_passwords(); | |
4792 | if (start_emulation) { | |
4793 | vm_start(); | |
4794 | } | |
0824d6fc | 4795 | } |
8a7ddc38 | 4796 | main_loop(); |
40c3bac3 | 4797 | quit_timers(); |
0824d6fc FB |
4798 | return 0; |
4799 | } |