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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> |
7d3505c5 FB |
43 | #ifdef _BSD |
44 | #include <sys/stat.h> | |
83fb7adf | 45 | #ifndef __APPLE__ |
7d3505c5 | 46 | #include <libutil.h> |
83fb7adf | 47 | #endif |
7d3505c5 | 48 | #else |
f1510b2c FB |
49 | #include <linux/if.h> |
50 | #include <linux/if_tun.h> | |
7d3505c5 FB |
51 | #include <pty.h> |
52 | #include <malloc.h> | |
fd872598 | 53 | #include <linux/rtc.h> |
67b915a5 | 54 | #endif |
7d3505c5 | 55 | #endif |
67b915a5 | 56 | |
c20709aa FB |
57 | #if defined(CONFIG_SLIRP) |
58 | #include "libslirp.h" | |
59 | #endif | |
60 | ||
67b915a5 | 61 | #ifdef _WIN32 |
7d3505c5 | 62 | #include <malloc.h> |
67b915a5 FB |
63 | #include <sys/timeb.h> |
64 | #include <windows.h> | |
65 | #define getopt_long_only getopt_long | |
66 | #define memalign(align, size) malloc(size) | |
67 | #endif | |
68 | ||
73332e5c | 69 | #ifdef CONFIG_SDL |
96bcd4f8 | 70 | #ifdef __APPLE__ |
83fb7adf | 71 | #include <SDL/SDL.h> |
96bcd4f8 | 72 | #endif |
73332e5c | 73 | #endif /* CONFIG_SDL */ |
0824d6fc | 74 | |
5b0753e0 FB |
75 | #ifdef CONFIG_COCOA |
76 | #undef main | |
77 | #define main qemu_main | |
78 | #endif /* CONFIG_COCOA */ | |
79 | ||
0824d6fc | 80 | #include "disas.h" |
fc01f7e7 | 81 | |
8a7ddc38 | 82 | #include "exec-all.h" |
0824d6fc | 83 | |
a541f297 FB |
84 | //#define DO_TB_FLUSH |
85 | ||
5a67135a | 86 | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" |
f1510b2c | 87 | |
0824d6fc | 88 | //#define DEBUG_UNUSED_IOPORT |
fd872598 | 89 | //#define DEBUG_IOPORT |
330d0414 | 90 | |
bb551faa | 91 | #if !defined(CONFIG_SOFTMMU) |
7916e224 | 92 | #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024) |
bb551faa FB |
93 | #else |
94 | #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024) | |
95 | #endif | |
7916e224 | 96 | |
77d4bc34 FB |
97 | #ifdef TARGET_PPC |
98 | #define DEFAULT_RAM_SIZE 144 | |
99 | #else | |
1bfe856e | 100 | #define DEFAULT_RAM_SIZE 128 |
77d4bc34 | 101 | #endif |
8a7ddc38 FB |
102 | /* in ms */ |
103 | #define GUI_REFRESH_INTERVAL 30 | |
313aa567 | 104 | |
7dea1da4 FB |
105 | /* XXX: use a two level table to limit memory usage */ |
106 | #define MAX_IOPORTS 65536 | |
0824d6fc | 107 | |
80cabfad | 108 | const char *bios_dir = CONFIG_QEMU_SHAREDIR; |
0824d6fc | 109 | char phys_ram_file[1024]; |
c45886db FB |
110 | CPUState *global_env; |
111 | CPUState *cpu_single_env; | |
c4b1fcc0 | 112 | void *ioport_opaque[MAX_IOPORTS]; |
fc01f7e7 FB |
113 | IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS]; |
114 | IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS]; | |
c45886db | 115 | BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD]; |
313aa567 | 116 | int vga_ram_size; |
0ced6589 | 117 | int bios_size; |
313aa567 | 118 | static DisplayState display_state; |
a20dd508 | 119 | int nographic; |
3d11d0eb | 120 | const char* keyboard_layout = NULL; |
313aa567 | 121 | int64_t ticks_per_sec; |
36b486bb | 122 | int boot_device = 'c'; |
0ced6589 | 123 | int ram_size; |
80cabfad FB |
124 | static char network_script[1024]; |
125 | int pit_min_timer_count = 0; | |
c4b1fcc0 FB |
126 | int nb_nics; |
127 | NetDriverState nd_table[MAX_NICS]; | |
8a7ddc38 FB |
128 | QEMUTimer *gui_timer; |
129 | int vm_running; | |
1d14ffa9 | 130 | #ifdef HAS_AUDIO |
aaaa7df6 | 131 | int audio_enabled = 0; |
1d14ffa9 FB |
132 | int sb16_enabled = 0; |
133 | int adlib_enabled = 0; | |
134 | int gus_enabled = 0; | |
135 | int es1370_enabled = 0; | |
136 | #endif | |
bb0c6722 | 137 | int pci_enabled = 1; |
77d4bc34 | 138 | int prep_enabled = 0; |
ee22c2f7 | 139 | int rtc_utc = 1; |
1bfe856e | 140 | int cirrus_vga_enabled = 1; |
d827220b FB |
141 | #ifdef TARGET_SPARC |
142 | int graphic_width = 1024; | |
143 | int graphic_height = 768; | |
144 | #else | |
1bfe856e FB |
145 | int graphic_width = 800; |
146 | int graphic_height = 600; | |
d827220b | 147 | #endif |
e9b137c2 | 148 | int graphic_depth = 15; |
d63d307f | 149 | int full_screen = 0; |
82c643ff | 150 | TextConsole *vga_console; |
8d11df9e | 151 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 152 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
a09db21f FB |
153 | #ifdef TARGET_I386 |
154 | int win2k_install_hack = 0; | |
155 | #endif | |
0824d6fc FB |
156 | |
157 | /***********************************************************/ | |
26aa7d72 FB |
158 | /* x86 ISA bus support */ |
159 | ||
160 | target_phys_addr_t isa_mem_base = 0; | |
3de388f6 | 161 | PicState2 *isa_pic; |
0824d6fc | 162 | |
c4b1fcc0 | 163 | uint32_t default_ioport_readb(void *opaque, uint32_t address) |
0824d6fc FB |
164 | { |
165 | #ifdef DEBUG_UNUSED_IOPORT | |
166 | fprintf(stderr, "inb: port=0x%04x\n", address); | |
167 | #endif | |
fc01f7e7 | 168 | return 0xff; |
0824d6fc FB |
169 | } |
170 | ||
c4b1fcc0 | 171 | void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) |
0824d6fc FB |
172 | { |
173 | #ifdef DEBUG_UNUSED_IOPORT | |
174 | fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data); | |
175 | #endif | |
176 | } | |
177 | ||
178 | /* default is to make two byte accesses */ | |
c4b1fcc0 | 179 | uint32_t default_ioport_readw(void *opaque, uint32_t address) |
0824d6fc FB |
180 | { |
181 | uint32_t data; | |
db45c29a FB |
182 | data = ioport_read_table[0][address](ioport_opaque[address], address); |
183 | address = (address + 1) & (MAX_IOPORTS - 1); | |
184 | data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8; | |
0824d6fc FB |
185 | return data; |
186 | } | |
187 | ||
c4b1fcc0 | 188 | void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 189 | { |
db45c29a FB |
190 | ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff); |
191 | address = (address + 1) & (MAX_IOPORTS - 1); | |
192 | ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff); | |
0824d6fc FB |
193 | } |
194 | ||
c4b1fcc0 | 195 | uint32_t default_ioport_readl(void *opaque, uint32_t address) |
0824d6fc | 196 | { |
fc01f7e7 FB |
197 | #ifdef DEBUG_UNUSED_IOPORT |
198 | fprintf(stderr, "inl: port=0x%04x\n", address); | |
199 | #endif | |
200 | return 0xffffffff; | |
0824d6fc FB |
201 | } |
202 | ||
c4b1fcc0 | 203 | void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 204 | { |
fc01f7e7 FB |
205 | #ifdef DEBUG_UNUSED_IOPORT |
206 | fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data); | |
207 | #endif | |
0824d6fc FB |
208 | } |
209 | ||
fc01f7e7 | 210 | void init_ioports(void) |
0824d6fc FB |
211 | { |
212 | int i; | |
213 | ||
fc01f7e7 FB |
214 | for(i = 0; i < MAX_IOPORTS; i++) { |
215 | ioport_read_table[0][i] = default_ioport_readb; | |
216 | ioport_write_table[0][i] = default_ioport_writeb; | |
217 | ioport_read_table[1][i] = default_ioport_readw; | |
218 | ioport_write_table[1][i] = default_ioport_writew; | |
219 | ioport_read_table[2][i] = default_ioport_readl; | |
220 | ioport_write_table[2][i] = default_ioport_writel; | |
221 | } | |
0824d6fc FB |
222 | } |
223 | ||
fc01f7e7 | 224 | /* size is the word size in byte */ |
c4b1fcc0 FB |
225 | int register_ioport_read(int start, int length, int size, |
226 | IOPortReadFunc *func, void *opaque) | |
f1510b2c | 227 | { |
fc01f7e7 | 228 | int i, bsize; |
f1510b2c | 229 | |
c4b1fcc0 | 230 | if (size == 1) { |
fc01f7e7 | 231 | bsize = 0; |
c4b1fcc0 | 232 | } else if (size == 2) { |
fc01f7e7 | 233 | bsize = 1; |
c4b1fcc0 | 234 | } else if (size == 4) { |
fc01f7e7 | 235 | bsize = 2; |
c4b1fcc0 FB |
236 | } else { |
237 | hw_error("register_ioport_read: invalid size"); | |
fc01f7e7 | 238 | return -1; |
c4b1fcc0 FB |
239 | } |
240 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 241 | ioport_read_table[bsize][i] = func; |
c4b1fcc0 FB |
242 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
243 | hw_error("register_ioport_read: invalid opaque"); | |
244 | ioport_opaque[i] = opaque; | |
245 | } | |
f1510b2c FB |
246 | return 0; |
247 | } | |
248 | ||
fc01f7e7 | 249 | /* size is the word size in byte */ |
c4b1fcc0 FB |
250 | int register_ioport_write(int start, int length, int size, |
251 | IOPortWriteFunc *func, void *opaque) | |
f1510b2c | 252 | { |
fc01f7e7 | 253 | int i, bsize; |
f1510b2c | 254 | |
c4b1fcc0 | 255 | if (size == 1) { |
fc01f7e7 | 256 | bsize = 0; |
c4b1fcc0 | 257 | } else if (size == 2) { |
fc01f7e7 | 258 | bsize = 1; |
c4b1fcc0 | 259 | } else if (size == 4) { |
fc01f7e7 | 260 | bsize = 2; |
c4b1fcc0 FB |
261 | } else { |
262 | hw_error("register_ioport_write: invalid size"); | |
fc01f7e7 | 263 | return -1; |
c4b1fcc0 FB |
264 | } |
265 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 266 | ioport_write_table[bsize][i] = func; |
c4b1fcc0 FB |
267 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
268 | hw_error("register_ioport_read: invalid opaque"); | |
269 | ioport_opaque[i] = opaque; | |
270 | } | |
f1510b2c FB |
271 | return 0; |
272 | } | |
273 | ||
69b91039 FB |
274 | void isa_unassign_ioport(int start, int length) |
275 | { | |
276 | int i; | |
277 | ||
278 | for(i = start; i < start + length; i++) { | |
279 | ioport_read_table[0][i] = default_ioport_readb; | |
280 | ioport_read_table[1][i] = default_ioport_readw; | |
281 | ioport_read_table[2][i] = default_ioport_readl; | |
282 | ||
283 | ioport_write_table[0][i] = default_ioport_writeb; | |
284 | ioport_write_table[1][i] = default_ioport_writew; | |
285 | ioport_write_table[2][i] = default_ioport_writel; | |
286 | } | |
287 | } | |
288 | ||
20f32282 FB |
289 | /***********************************************************/ |
290 | ||
0824d6fc FB |
291 | void pstrcpy(char *buf, int buf_size, const char *str) |
292 | { | |
293 | int c; | |
294 | char *q = buf; | |
295 | ||
296 | if (buf_size <= 0) | |
297 | return; | |
298 | ||
299 | for(;;) { | |
300 | c = *str++; | |
301 | if (c == 0 || q >= buf + buf_size - 1) | |
302 | break; | |
303 | *q++ = c; | |
304 | } | |
305 | *q = '\0'; | |
306 | } | |
307 | ||
308 | /* strcat and truncate. */ | |
309 | char *pstrcat(char *buf, int buf_size, const char *s) | |
310 | { | |
311 | int len; | |
312 | len = strlen(buf); | |
313 | if (len < buf_size) | |
314 | pstrcpy(buf + len, buf_size - len, s); | |
315 | return buf; | |
316 | } | |
317 | ||
82c643ff FB |
318 | int strstart(const char *str, const char *val, const char **ptr) |
319 | { | |
320 | const char *p, *q; | |
321 | p = str; | |
322 | q = val; | |
323 | while (*q != '\0') { | |
324 | if (*p != *q) | |
325 | return 0; | |
326 | p++; | |
327 | q++; | |
328 | } | |
329 | if (ptr) | |
330 | *ptr = p; | |
331 | return 1; | |
332 | } | |
333 | ||
7587cf44 FB |
334 | /* return the size or -1 if error */ |
335 | int get_image_size(const char *filename) | |
336 | { | |
337 | int fd, size; | |
338 | fd = open(filename, O_RDONLY | O_BINARY); | |
339 | if (fd < 0) | |
340 | return -1; | |
341 | size = lseek(fd, 0, SEEK_END); | |
342 | close(fd); | |
343 | return size; | |
344 | } | |
345 | ||
0824d6fc FB |
346 | /* return the size or -1 if error */ |
347 | int load_image(const char *filename, uint8_t *addr) | |
348 | { | |
349 | int fd, size; | |
40c3bac3 | 350 | fd = open(filename, O_RDONLY | O_BINARY); |
0824d6fc FB |
351 | if (fd < 0) |
352 | return -1; | |
353 | size = lseek(fd, 0, SEEK_END); | |
354 | lseek(fd, 0, SEEK_SET); | |
355 | if (read(fd, addr, size) != size) { | |
356 | close(fd); | |
357 | return -1; | |
358 | } | |
359 | close(fd); | |
360 | return size; | |
361 | } | |
362 | ||
c45886db | 363 | void cpu_outb(CPUState *env, int addr, int val) |
0824d6fc | 364 | { |
fd872598 FB |
365 | #ifdef DEBUG_IOPORT |
366 | if (loglevel & CPU_LOG_IOPORT) | |
367 | fprintf(logfile, "outb: %04x %02x\n", addr, val); | |
368 | #endif | |
c4b1fcc0 | 369 | ioport_write_table[0][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
370 | } |
371 | ||
c45886db | 372 | void cpu_outw(CPUState *env, int addr, int val) |
0824d6fc | 373 | { |
fd872598 FB |
374 | #ifdef DEBUG_IOPORT |
375 | if (loglevel & CPU_LOG_IOPORT) | |
376 | fprintf(logfile, "outw: %04x %04x\n", addr, val); | |
377 | #endif | |
c4b1fcc0 | 378 | ioport_write_table[1][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
379 | } |
380 | ||
c45886db | 381 | void cpu_outl(CPUState *env, int addr, int val) |
0824d6fc | 382 | { |
fd872598 FB |
383 | #ifdef DEBUG_IOPORT |
384 | if (loglevel & CPU_LOG_IOPORT) | |
385 | fprintf(logfile, "outl: %04x %08x\n", addr, val); | |
386 | #endif | |
c4b1fcc0 | 387 | ioport_write_table[2][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
388 | } |
389 | ||
c45886db | 390 | int cpu_inb(CPUState *env, int addr) |
0824d6fc | 391 | { |
fd872598 | 392 | int val; |
fd872598 FB |
393 | val = ioport_read_table[0][addr](ioport_opaque[addr], addr); |
394 | #ifdef DEBUG_IOPORT | |
395 | if (loglevel & CPU_LOG_IOPORT) | |
396 | fprintf(logfile, "inb : %04x %02x\n", addr, val); | |
397 | #endif | |
398 | return val; | |
0824d6fc FB |
399 | } |
400 | ||
c45886db | 401 | int cpu_inw(CPUState *env, int addr) |
0824d6fc | 402 | { |
fd872598 | 403 | int val; |
fd872598 FB |
404 | val = ioport_read_table[1][addr](ioport_opaque[addr], addr); |
405 | #ifdef DEBUG_IOPORT | |
406 | if (loglevel & CPU_LOG_IOPORT) | |
407 | fprintf(logfile, "inw : %04x %04x\n", addr, val); | |
408 | #endif | |
409 | return val; | |
0824d6fc FB |
410 | } |
411 | ||
c45886db | 412 | int cpu_inl(CPUState *env, int addr) |
0824d6fc | 413 | { |
fd872598 | 414 | int val; |
fd872598 FB |
415 | val = ioport_read_table[2][addr](ioport_opaque[addr], addr); |
416 | #ifdef DEBUG_IOPORT | |
417 | if (loglevel & CPU_LOG_IOPORT) | |
418 | fprintf(logfile, "inl : %04x %08x\n", addr, val); | |
419 | #endif | |
420 | return val; | |
0824d6fc FB |
421 | } |
422 | ||
423 | /***********************************************************/ | |
0824d6fc FB |
424 | void hw_error(const char *fmt, ...) |
425 | { | |
426 | va_list ap; | |
427 | ||
428 | va_start(ap, fmt); | |
429 | fprintf(stderr, "qemu: hardware error: "); | |
430 | vfprintf(stderr, fmt, ap); | |
431 | fprintf(stderr, "\n"); | |
432 | #ifdef TARGET_I386 | |
7fe48483 | 433 | cpu_dump_state(global_env, stderr, fprintf, X86_DUMP_FPU | X86_DUMP_CCOP); |
c45886db | 434 | #else |
7fe48483 | 435 | cpu_dump_state(global_env, stderr, fprintf, 0); |
0824d6fc FB |
436 | #endif |
437 | va_end(ap); | |
438 | abort(); | |
439 | } | |
440 | ||
63066f4f FB |
441 | /***********************************************************/ |
442 | /* keyboard/mouse */ | |
443 | ||
444 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
445 | static void *qemu_put_kbd_event_opaque; | |
446 | static QEMUPutMouseEvent *qemu_put_mouse_event; | |
447 | static void *qemu_put_mouse_event_opaque; | |
448 | ||
449 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
450 | { | |
451 | qemu_put_kbd_event_opaque = opaque; | |
452 | qemu_put_kbd_event = func; | |
453 | } | |
454 | ||
455 | void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque) | |
456 | { | |
457 | qemu_put_mouse_event_opaque = opaque; | |
458 | qemu_put_mouse_event = func; | |
459 | } | |
460 | ||
461 | void kbd_put_keycode(int keycode) | |
462 | { | |
463 | if (qemu_put_kbd_event) { | |
464 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
465 | } | |
466 | } | |
467 | ||
468 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
469 | { | |
470 | if (qemu_put_mouse_event) { | |
471 | qemu_put_mouse_event(qemu_put_mouse_event_opaque, | |
472 | dx, dy, dz, buttons_state); | |
473 | } | |
474 | } | |
475 | ||
8a7ddc38 FB |
476 | /***********************************************************/ |
477 | /* timers */ | |
478 | ||
34865134 FB |
479 | #if defined(__powerpc__) |
480 | ||
481 | static inline uint32_t get_tbl(void) | |
0824d6fc | 482 | { |
34865134 FB |
483 | uint32_t tbl; |
484 | asm volatile("mftb %0" : "=r" (tbl)); | |
485 | return tbl; | |
0824d6fc FB |
486 | } |
487 | ||
34865134 FB |
488 | static inline uint32_t get_tbu(void) |
489 | { | |
490 | uint32_t tbl; | |
491 | asm volatile("mftbu %0" : "=r" (tbl)); | |
492 | return tbl; | |
493 | } | |
494 | ||
495 | int64_t cpu_get_real_ticks(void) | |
496 | { | |
497 | uint32_t l, h, h1; | |
498 | /* NOTE: we test if wrapping has occurred */ | |
499 | do { | |
500 | h = get_tbu(); | |
501 | l = get_tbl(); | |
502 | h1 = get_tbu(); | |
503 | } while (h != h1); | |
504 | return ((int64_t)h << 32) | l; | |
505 | } | |
506 | ||
507 | #elif defined(__i386__) | |
508 | ||
509 | int64_t cpu_get_real_ticks(void) | |
0824d6fc FB |
510 | { |
511 | int64_t val; | |
e463b581 | 512 | asm volatile ("rdtsc" : "=A" (val)); |
0824d6fc FB |
513 | return val; |
514 | } | |
515 | ||
1115dde7 FB |
516 | #elif defined(__x86_64__) |
517 | ||
518 | int64_t cpu_get_real_ticks(void) | |
519 | { | |
520 | uint32_t low,high; | |
521 | int64_t val; | |
522 | asm volatile("rdtsc" : "=a" (low), "=d" (high)); | |
523 | val = high; | |
524 | val <<= 32; | |
525 | val |= low; | |
526 | return val; | |
527 | } | |
528 | ||
b8076a74 FB |
529 | #elif defined(__ia64) |
530 | ||
531 | int64_t cpu_get_real_ticks(void) | |
532 | { | |
533 | int64_t val; | |
534 | asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory"); | |
535 | return val; | |
536 | } | |
537 | ||
90cb9493 FB |
538 | #elif defined(__s390__) |
539 | ||
540 | int64_t cpu_get_real_ticks(void) | |
541 | { | |
542 | int64_t val; | |
543 | asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc"); | |
544 | return val; | |
545 | } | |
546 | ||
34865134 FB |
547 | #else |
548 | #error unsupported CPU | |
549 | #endif | |
550 | ||
551 | static int64_t cpu_ticks_offset; | |
8a7ddc38 | 552 | static int cpu_ticks_enabled; |
34865134 | 553 | |
8a7ddc38 | 554 | static inline int64_t cpu_get_ticks(void) |
34865134 | 555 | { |
8a7ddc38 FB |
556 | if (!cpu_ticks_enabled) { |
557 | return cpu_ticks_offset; | |
558 | } else { | |
559 | return cpu_get_real_ticks() + cpu_ticks_offset; | |
560 | } | |
34865134 FB |
561 | } |
562 | ||
563 | /* enable cpu_get_ticks() */ | |
564 | void cpu_enable_ticks(void) | |
565 | { | |
8a7ddc38 FB |
566 | if (!cpu_ticks_enabled) { |
567 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
568 | cpu_ticks_enabled = 1; | |
569 | } | |
34865134 FB |
570 | } |
571 | ||
572 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
573 | cpu_get_ticks() after that. */ | |
574 | void cpu_disable_ticks(void) | |
575 | { | |
8a7ddc38 FB |
576 | if (cpu_ticks_enabled) { |
577 | cpu_ticks_offset = cpu_get_ticks(); | |
578 | cpu_ticks_enabled = 0; | |
579 | } | |
34865134 FB |
580 | } |
581 | ||
67b915a5 | 582 | static int64_t get_clock(void) |
34865134 | 583 | { |
67b915a5 FB |
584 | #ifdef _WIN32 |
585 | struct _timeb tb; | |
586 | _ftime(&tb); | |
587 | return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000; | |
588 | #else | |
34865134 FB |
589 | struct timeval tv; |
590 | gettimeofday(&tv, NULL); | |
591 | return tv.tv_sec * 1000000LL + tv.tv_usec; | |
67b915a5 | 592 | #endif |
34865134 FB |
593 | } |
594 | ||
0824d6fc FB |
595 | void cpu_calibrate_ticks(void) |
596 | { | |
597 | int64_t usec, ticks; | |
598 | ||
599 | usec = get_clock(); | |
8a7ddc38 | 600 | ticks = cpu_get_real_ticks(); |
67b915a5 FB |
601 | #ifdef _WIN32 |
602 | Sleep(50); | |
603 | #else | |
0824d6fc | 604 | usleep(50 * 1000); |
67b915a5 | 605 | #endif |
0824d6fc | 606 | usec = get_clock() - usec; |
8a7ddc38 | 607 | ticks = cpu_get_real_ticks() - ticks; |
0824d6fc FB |
608 | ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec; |
609 | } | |
610 | ||
87858c89 | 611 | /* compute with 96 bit intermediate result: (a*b)/c */ |
80cabfad | 612 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
87858c89 FB |
613 | { |
614 | union { | |
615 | uint64_t ll; | |
616 | struct { | |
617 | #ifdef WORDS_BIGENDIAN | |
618 | uint32_t high, low; | |
619 | #else | |
620 | uint32_t low, high; | |
621 | #endif | |
622 | } l; | |
623 | } u, res; | |
624 | uint64_t rl, rh; | |
625 | ||
626 | u.ll = a; | |
627 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
628 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
629 | rh += (rl >> 32); | |
630 | res.l.high = rh / c; | |
631 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
632 | return res.ll; | |
633 | } | |
634 | ||
8a7ddc38 FB |
635 | #define QEMU_TIMER_REALTIME 0 |
636 | #define QEMU_TIMER_VIRTUAL 1 | |
637 | ||
638 | struct QEMUClock { | |
639 | int type; | |
640 | /* XXX: add frequency */ | |
641 | }; | |
642 | ||
643 | struct QEMUTimer { | |
644 | QEMUClock *clock; | |
645 | int64_t expire_time; | |
646 | QEMUTimerCB *cb; | |
647 | void *opaque; | |
648 | struct QEMUTimer *next; | |
649 | }; | |
650 | ||
651 | QEMUClock *rt_clock; | |
652 | QEMUClock *vm_clock; | |
653 | ||
654 | static QEMUTimer *active_timers[2]; | |
40c3bac3 FB |
655 | #ifdef _WIN32 |
656 | static MMRESULT timerID; | |
657 | #else | |
8a7ddc38 FB |
658 | /* frequency of the times() clock tick */ |
659 | static int timer_freq; | |
67b915a5 | 660 | #endif |
8a7ddc38 FB |
661 | |
662 | QEMUClock *qemu_new_clock(int type) | |
663 | { | |
664 | QEMUClock *clock; | |
665 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
666 | if (!clock) | |
667 | return NULL; | |
668 | clock->type = type; | |
669 | return clock; | |
670 | } | |
671 | ||
672 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
673 | { | |
674 | QEMUTimer *ts; | |
675 | ||
676 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
677 | ts->clock = clock; | |
678 | ts->cb = cb; | |
679 | ts->opaque = opaque; | |
680 | return ts; | |
681 | } | |
682 | ||
683 | void qemu_free_timer(QEMUTimer *ts) | |
684 | { | |
685 | qemu_free(ts); | |
686 | } | |
687 | ||
688 | /* stop a timer, but do not dealloc it */ | |
689 | void qemu_del_timer(QEMUTimer *ts) | |
690 | { | |
691 | QEMUTimer **pt, *t; | |
692 | ||
693 | /* NOTE: this code must be signal safe because | |
694 | qemu_timer_expired() can be called from a signal. */ | |
695 | pt = &active_timers[ts->clock->type]; | |
696 | for(;;) { | |
697 | t = *pt; | |
698 | if (!t) | |
699 | break; | |
700 | if (t == ts) { | |
701 | *pt = t->next; | |
702 | break; | |
703 | } | |
704 | pt = &t->next; | |
705 | } | |
706 | } | |
707 | ||
708 | /* modify the current timer so that it will be fired when current_time | |
709 | >= expire_time. The corresponding callback will be called. */ | |
710 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
711 | { | |
712 | QEMUTimer **pt, *t; | |
713 | ||
714 | qemu_del_timer(ts); | |
715 | ||
716 | /* add the timer in the sorted list */ | |
717 | /* NOTE: this code must be signal safe because | |
718 | qemu_timer_expired() can be called from a signal. */ | |
719 | pt = &active_timers[ts->clock->type]; | |
720 | for(;;) { | |
721 | t = *pt; | |
722 | if (!t) | |
723 | break; | |
724 | if (t->expire_time > expire_time) | |
725 | break; | |
726 | pt = &t->next; | |
727 | } | |
728 | ts->expire_time = expire_time; | |
729 | ts->next = *pt; | |
730 | *pt = ts; | |
731 | } | |
732 | ||
733 | int qemu_timer_pending(QEMUTimer *ts) | |
734 | { | |
735 | QEMUTimer *t; | |
736 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
737 | if (t == ts) | |
738 | return 1; | |
739 | } | |
740 | return 0; | |
741 | } | |
742 | ||
743 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
744 | { | |
745 | if (!timer_head) | |
746 | return 0; | |
747 | return (timer_head->expire_time <= current_time); | |
748 | } | |
749 | ||
750 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
751 | { | |
752 | QEMUTimer *ts; | |
753 | ||
754 | for(;;) { | |
755 | ts = *ptimer_head; | |
e95c8d51 | 756 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
757 | break; |
758 | /* remove timer from the list before calling the callback */ | |
759 | *ptimer_head = ts->next; | |
760 | ts->next = NULL; | |
761 | ||
762 | /* run the callback (the timer list can be modified) */ | |
763 | ts->cb(ts->opaque); | |
764 | } | |
765 | } | |
766 | ||
767 | int64_t qemu_get_clock(QEMUClock *clock) | |
768 | { | |
769 | switch(clock->type) { | |
770 | case QEMU_TIMER_REALTIME: | |
67b915a5 FB |
771 | #ifdef _WIN32 |
772 | return GetTickCount(); | |
773 | #else | |
7d3505c5 FB |
774 | { |
775 | struct tms tp; | |
776 | ||
777 | /* Note that using gettimeofday() is not a good solution | |
778 | for timers because its value change when the date is | |
779 | modified. */ | |
780 | if (timer_freq == 100) { | |
781 | return times(&tp) * 10; | |
782 | } else { | |
783 | return ((int64_t)times(&tp) * 1000) / timer_freq; | |
784 | } | |
8a7ddc38 | 785 | } |
67b915a5 | 786 | #endif |
8a7ddc38 FB |
787 | default: |
788 | case QEMU_TIMER_VIRTUAL: | |
789 | return cpu_get_ticks(); | |
790 | } | |
791 | } | |
792 | ||
793 | /* save a timer */ | |
794 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
795 | { | |
796 | uint64_t expire_time; | |
797 | ||
798 | if (qemu_timer_pending(ts)) { | |
799 | expire_time = ts->expire_time; | |
800 | } else { | |
801 | expire_time = -1; | |
802 | } | |
803 | qemu_put_be64(f, expire_time); | |
804 | } | |
805 | ||
806 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
807 | { | |
808 | uint64_t expire_time; | |
809 | ||
810 | expire_time = qemu_get_be64(f); | |
811 | if (expire_time != -1) { | |
812 | qemu_mod_timer(ts, expire_time); | |
813 | } else { | |
814 | qemu_del_timer(ts); | |
815 | } | |
816 | } | |
817 | ||
818 | static void timer_save(QEMUFile *f, void *opaque) | |
819 | { | |
820 | if (cpu_ticks_enabled) { | |
821 | hw_error("cannot save state if virtual timers are running"); | |
822 | } | |
823 | qemu_put_be64s(f, &cpu_ticks_offset); | |
824 | qemu_put_be64s(f, &ticks_per_sec); | |
825 | } | |
826 | ||
827 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
828 | { | |
829 | if (version_id != 1) | |
830 | return -EINVAL; | |
831 | if (cpu_ticks_enabled) { | |
832 | return -EINVAL; | |
833 | } | |
834 | qemu_get_be64s(f, &cpu_ticks_offset); | |
835 | qemu_get_be64s(f, &ticks_per_sec); | |
836 | return 0; | |
837 | } | |
838 | ||
67b915a5 FB |
839 | #ifdef _WIN32 |
840 | void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, | |
841 | DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2) | |
842 | #else | |
8a7ddc38 | 843 | static void host_alarm_handler(int host_signum) |
67b915a5 | 844 | #endif |
8a7ddc38 | 845 | { |
02ba45c5 FB |
846 | #if 0 |
847 | #define DISP_FREQ 1000 | |
848 | { | |
849 | static int64_t delta_min = INT64_MAX; | |
850 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
851 | static int count; | |
852 | ti = qemu_get_clock(vm_clock); | |
853 | if (last_clock != 0) { | |
854 | delta = ti - last_clock; | |
855 | if (delta < delta_min) | |
856 | delta_min = delta; | |
857 | if (delta > delta_max) | |
858 | delta_max = delta; | |
859 | delta_cum += delta; | |
860 | if (++count == DISP_FREQ) { | |
861 | printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n", | |
862 | muldiv64(delta_min, 1000000, ticks_per_sec), | |
863 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
864 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
865 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
866 | count = 0; | |
867 | delta_min = INT64_MAX; | |
868 | delta_max = 0; | |
869 | delta_cum = 0; | |
870 | } | |
871 | } | |
872 | last_clock = ti; | |
873 | } | |
874 | #endif | |
8a7ddc38 FB |
875 | if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], |
876 | qemu_get_clock(vm_clock)) || | |
877 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], | |
878 | qemu_get_clock(rt_clock))) { | |
879 | /* stop the cpu because a timer occured */ | |
880 | cpu_interrupt(global_env, CPU_INTERRUPT_EXIT); | |
a332e112 | 881 | #ifdef USE_KQEMU |
8289336c FB |
882 | if (global_env->kqemu_enabled) { |
883 | kqemu_cpu_interrupt(global_env); | |
884 | } | |
a332e112 | 885 | #endif |
8a7ddc38 FB |
886 | } |
887 | } | |
888 | ||
fd872598 FB |
889 | #ifndef _WIN32 |
890 | ||
829309c7 FB |
891 | #if defined(__linux__) |
892 | ||
fd872598 FB |
893 | #define RTC_FREQ 1024 |
894 | ||
895 | static int rtc_fd; | |
829309c7 | 896 | |
fd872598 FB |
897 | static int start_rtc_timer(void) |
898 | { | |
899 | rtc_fd = open("/dev/rtc", O_RDONLY); | |
900 | if (rtc_fd < 0) | |
901 | return -1; | |
902 | if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
903 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" | |
904 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
905 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
906 | goto fail; | |
907 | } | |
908 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
909 | fail: | |
910 | close(rtc_fd); | |
911 | return -1; | |
912 | } | |
913 | pit_min_timer_count = PIT_FREQ / RTC_FREQ; | |
914 | return 0; | |
915 | } | |
916 | ||
829309c7 FB |
917 | #else |
918 | ||
919 | static int start_rtc_timer(void) | |
920 | { | |
921 | return -1; | |
922 | } | |
923 | ||
924 | #endif /* !defined(__linux__) */ | |
925 | ||
926 | #endif /* !defined(_WIN32) */ | |
fd872598 | 927 | |
8a7ddc38 FB |
928 | static void init_timers(void) |
929 | { | |
8a7ddc38 FB |
930 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); |
931 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
932 | ||
67b915a5 FB |
933 | #ifdef _WIN32 |
934 | { | |
935 | int count=0; | |
1d14ffa9 | 936 | timerID = timeSetEvent(1, // interval (ms) |
40c3bac3 FB |
937 | 0, // resolution |
938 | host_alarm_handler, // function | |
939 | (DWORD)&count, // user parameter | |
940 | TIME_PERIODIC | TIME_CALLBACK_FUNCTION); | |
67b915a5 FB |
941 | if( !timerID ) { |
942 | perror("failed timer alarm"); | |
943 | exit(1); | |
944 | } | |
945 | } | |
946 | pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000; | |
947 | #else | |
948 | { | |
949 | struct sigaction act; | |
950 | struct itimerval itv; | |
951 | ||
952 | /* get times() syscall frequency */ | |
953 | timer_freq = sysconf(_SC_CLK_TCK); | |
954 | ||
955 | /* timer signal */ | |
956 | sigfillset(&act.sa_mask); | |
a09db21f | 957 | act.sa_flags = 0; |
8a7ddc38 | 958 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
67b915a5 FB |
959 | act.sa_flags |= SA_ONSTACK; |
960 | #endif | |
961 | act.sa_handler = host_alarm_handler; | |
962 | sigaction(SIGALRM, &act, NULL); | |
fd872598 | 963 | |
67b915a5 | 964 | itv.it_interval.tv_sec = 0; |
d79284e0 | 965 | itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */ |
67b915a5 FB |
966 | itv.it_value.tv_sec = 0; |
967 | itv.it_value.tv_usec = 10 * 1000; | |
968 | setitimer(ITIMER_REAL, &itv, NULL); | |
969 | /* we probe the tick duration of the kernel to inform the user if | |
970 | the emulated kernel requested a too high timer frequency */ | |
971 | getitimer(ITIMER_REAL, &itv); | |
fd872598 | 972 | |
83fb7adf | 973 | #if defined(__linux__) |
fd872598 FB |
974 | if (itv.it_interval.tv_usec > 1000) { |
975 | /* try to use /dev/rtc to have a faster timer */ | |
976 | if (start_rtc_timer() < 0) | |
977 | goto use_itimer; | |
978 | /* disable itimer */ | |
979 | itv.it_interval.tv_sec = 0; | |
980 | itv.it_interval.tv_usec = 0; | |
981 | itv.it_value.tv_sec = 0; | |
982 | itv.it_value.tv_usec = 0; | |
983 | setitimer(ITIMER_REAL, &itv, NULL); | |
984 | ||
985 | /* use the RTC */ | |
a1968d71 | 986 | sigaction(SIGIO, &act, NULL); |
fd872598 FB |
987 | fcntl(rtc_fd, F_SETFL, O_ASYNC); |
988 | fcntl(rtc_fd, F_SETOWN, getpid()); | |
83fb7adf FB |
989 | } else |
990 | #endif /* defined(__linux__) */ | |
991 | { | |
fd872598 FB |
992 | use_itimer: |
993 | pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * | |
994 | PIT_FREQ) / 1000000; | |
995 | } | |
67b915a5 | 996 | } |
8a7ddc38 | 997 | #endif |
8a7ddc38 FB |
998 | } |
999 | ||
40c3bac3 FB |
1000 | void quit_timers(void) |
1001 | { | |
1002 | #ifdef _WIN32 | |
1003 | timeKillEvent(timerID); | |
1004 | #endif | |
1005 | } | |
1006 | ||
c4b1fcc0 | 1007 | /***********************************************************/ |
82c643ff | 1008 | /* character device */ |
313aa567 | 1009 | |
82c643ff FB |
1010 | int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len) |
1011 | { | |
1012 | return s->chr_write(s, buf, len); | |
1013 | } | |
67b915a5 | 1014 | |
82c643ff | 1015 | void qemu_chr_printf(CharDriverState *s, const char *fmt, ...) |
67b915a5 | 1016 | { |
82c643ff FB |
1017 | char buf[4096]; |
1018 | va_list ap; | |
1019 | va_start(ap, fmt); | |
1020 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
1021 | qemu_chr_write(s, buf, strlen(buf)); | |
1022 | va_end(ap); | |
67b915a5 FB |
1023 | } |
1024 | ||
5905b2e5 FB |
1025 | void qemu_chr_send_event(CharDriverState *s, int event) |
1026 | { | |
1027 | if (s->chr_send_event) | |
1028 | s->chr_send_event(s, event); | |
1029 | } | |
1030 | ||
82c643ff FB |
1031 | void qemu_chr_add_read_handler(CharDriverState *s, |
1032 | IOCanRWHandler *fd_can_read, | |
1033 | IOReadHandler *fd_read, void *opaque) | |
1034 | { | |
1035 | s->chr_add_read_handler(s, fd_can_read, fd_read, opaque); | |
1036 | } | |
1037 | ||
1038 | void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event) | |
1039 | { | |
1040 | s->chr_event = chr_event; | |
1041 | } | |
67b915a5 | 1042 | |
82c643ff | 1043 | static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
313aa567 | 1044 | { |
82c643ff FB |
1045 | return len; |
1046 | } | |
1047 | ||
1048 | static void null_chr_add_read_handler(CharDriverState *chr, | |
1049 | IOCanRWHandler *fd_can_read, | |
1050 | IOReadHandler *fd_read, void *opaque) | |
1051 | { | |
1052 | } | |
1053 | ||
1054 | CharDriverState *qemu_chr_open_null(void) | |
1055 | { | |
1056 | CharDriverState *chr; | |
1057 | ||
1058 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1059 | if (!chr) | |
1060 | return NULL; | |
1061 | chr->chr_write = null_chr_write; | |
1062 | chr->chr_add_read_handler = null_chr_add_read_handler; | |
1063 | return chr; | |
1064 | } | |
1065 | ||
1066 | #ifndef _WIN32 | |
1067 | ||
1068 | typedef struct { | |
1069 | int fd_in, fd_out; | |
1070 | /* for nographic stdio only */ | |
1071 | IOCanRWHandler *fd_can_read; | |
1072 | IOReadHandler *fd_read; | |
1073 | void *fd_opaque; | |
1074 | } FDCharDriver; | |
1075 | ||
1076 | #define STDIO_MAX_CLIENTS 2 | |
1077 | ||
1078 | static int stdio_nb_clients; | |
1079 | static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS]; | |
1080 | ||
1d96905d FB |
1081 | static int unix_write(int fd, const uint8_t *buf, int len1) |
1082 | { | |
1083 | int ret, len; | |
1084 | ||
1085 | len = len1; | |
1086 | while (len > 0) { | |
1087 | ret = write(fd, buf, len); | |
1088 | if (ret < 0) { | |
1089 | if (errno != EINTR && errno != EAGAIN) | |
1090 | return -1; | |
1091 | } else if (ret == 0) { | |
1092 | break; | |
1093 | } else { | |
1094 | buf += ret; | |
1095 | len -= ret; | |
1096 | } | |
1097 | } | |
1098 | return len1 - len; | |
1099 | } | |
1100 | ||
82c643ff FB |
1101 | static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
1102 | { | |
1103 | FDCharDriver *s = chr->opaque; | |
1d96905d | 1104 | return unix_write(s->fd_out, buf, len); |
82c643ff FB |
1105 | } |
1106 | ||
1107 | static void fd_chr_add_read_handler(CharDriverState *chr, | |
1108 | IOCanRWHandler *fd_can_read, | |
1109 | IOReadHandler *fd_read, void *opaque) | |
1110 | { | |
1111 | FDCharDriver *s = chr->opaque; | |
1112 | ||
1113 | if (nographic && s->fd_in == 0) { | |
1114 | s->fd_can_read = fd_can_read; | |
1115 | s->fd_read = fd_read; | |
1116 | s->fd_opaque = opaque; | |
80cabfad | 1117 | } else { |
82c643ff FB |
1118 | qemu_add_fd_read_handler(s->fd_in, fd_can_read, fd_read, opaque); |
1119 | } | |
1120 | } | |
1121 | ||
1122 | /* open a character device to a unix fd */ | |
1123 | CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out) | |
1124 | { | |
1125 | CharDriverState *chr; | |
1126 | FDCharDriver *s; | |
1127 | ||
1128 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1129 | if (!chr) | |
1130 | return NULL; | |
1131 | s = qemu_mallocz(sizeof(FDCharDriver)); | |
1132 | if (!s) { | |
1133 | free(chr); | |
1134 | return NULL; | |
1135 | } | |
1136 | s->fd_in = fd_in; | |
1137 | s->fd_out = fd_out; | |
1138 | chr->opaque = s; | |
1139 | chr->chr_write = fd_chr_write; | |
1140 | chr->chr_add_read_handler = fd_chr_add_read_handler; | |
1141 | return chr; | |
1142 | } | |
1143 | ||
1144 | /* for STDIO, we handle the case where several clients use it | |
1145 | (nographic mode) */ | |
1146 | ||
1147 | #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */ | |
1148 | ||
aa0bc6b6 FB |
1149 | #define TERM_FIFO_MAX_SIZE 1 |
1150 | ||
82c643ff | 1151 | static int term_got_escape, client_index; |
aa0bc6b6 FB |
1152 | static uint8_t term_fifo[TERM_FIFO_MAX_SIZE]; |
1153 | int term_fifo_size; | |
82c643ff FB |
1154 | |
1155 | void term_print_help(void) | |
1156 | { | |
1157 | printf("\n" | |
1158 | "C-a h print this help\n" | |
1159 | "C-a x exit emulator\n" | |
1160 | "C-a s save disk data back to file (if -snapshot)\n" | |
1161 | "C-a b send break (magic sysrq)\n" | |
1162 | "C-a c switch between console and monitor\n" | |
1163 | "C-a C-a send C-a\n" | |
1164 | ); | |
1165 | } | |
1166 | ||
1167 | /* called when a char is received */ | |
1168 | static void stdio_received_byte(int ch) | |
1169 | { | |
1170 | if (term_got_escape) { | |
1171 | term_got_escape = 0; | |
1172 | switch(ch) { | |
1173 | case 'h': | |
1174 | term_print_help(); | |
1175 | break; | |
1176 | case 'x': | |
1177 | exit(0); | |
1178 | break; | |
1179 | case 's': | |
1180 | { | |
1181 | int i; | |
1182 | for (i = 0; i < MAX_DISKS; i++) { | |
1183 | if (bs_table[i]) | |
1184 | bdrv_commit(bs_table[i]); | |
1185 | } | |
1186 | } | |
1187 | break; | |
1188 | case 'b': | |
1189 | if (client_index < stdio_nb_clients) { | |
1190 | CharDriverState *chr; | |
1191 | FDCharDriver *s; | |
1192 | ||
1193 | chr = stdio_clients[client_index]; | |
1194 | s = chr->opaque; | |
1195 | chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK); | |
1196 | } | |
1197 | break; | |
1198 | case 'c': | |
1199 | client_index++; | |
1200 | if (client_index >= stdio_nb_clients) | |
1201 | client_index = 0; | |
1202 | if (client_index == 0) { | |
1203 | /* send a new line in the monitor to get the prompt */ | |
1204 | ch = '\r'; | |
1205 | goto send_char; | |
1206 | } | |
1207 | break; | |
1208 | case TERM_ESCAPE: | |
1209 | goto send_char; | |
1210 | } | |
1211 | } else if (ch == TERM_ESCAPE) { | |
1212 | term_got_escape = 1; | |
1213 | } else { | |
1214 | send_char: | |
1215 | if (client_index < stdio_nb_clients) { | |
1216 | uint8_t buf[1]; | |
1217 | CharDriverState *chr; | |
1218 | FDCharDriver *s; | |
1219 | ||
1220 | chr = stdio_clients[client_index]; | |
1221 | s = chr->opaque; | |
aa0bc6b6 FB |
1222 | if (s->fd_can_read(s->fd_opaque) > 0) { |
1223 | buf[0] = ch; | |
82c643ff | 1224 | s->fd_read(s->fd_opaque, buf, 1); |
aa0bc6b6 FB |
1225 | } else if (term_fifo_size == 0) { |
1226 | term_fifo[term_fifo_size++] = ch; | |
1227 | } | |
c4b1fcc0 | 1228 | } |
330d0414 | 1229 | } |
330d0414 FB |
1230 | } |
1231 | ||
82c643ff FB |
1232 | static int stdio_can_read(void *opaque) |
1233 | { | |
aa0bc6b6 FB |
1234 | CharDriverState *chr; |
1235 | FDCharDriver *s; | |
1236 | ||
1237 | if (client_index < stdio_nb_clients) { | |
1238 | chr = stdio_clients[client_index]; | |
1239 | s = chr->opaque; | |
1240 | /* try to flush the queue if needed */ | |
1241 | if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) { | |
1242 | s->fd_read(s->fd_opaque, term_fifo, 1); | |
1243 | term_fifo_size = 0; | |
1244 | } | |
1245 | /* see if we can absorb more chars */ | |
1246 | if (term_fifo_size == 0) | |
1247 | return 1; | |
1248 | else | |
1249 | return 0; | |
1250 | } else { | |
1251 | return 1; | |
1252 | } | |
82c643ff FB |
1253 | } |
1254 | ||
1255 | static void stdio_read(void *opaque, const uint8_t *buf, int size) | |
1256 | { | |
1257 | int i; | |
1258 | for(i = 0; i < size; i++) | |
1259 | stdio_received_byte(buf[i]); | |
1260 | } | |
1261 | ||
8d11df9e FB |
1262 | /* init terminal so that we can grab keys */ |
1263 | static struct termios oldtty; | |
1264 | static int old_fd0_flags; | |
1265 | ||
1266 | static void term_exit(void) | |
1267 | { | |
1268 | tcsetattr (0, TCSANOW, &oldtty); | |
1269 | fcntl(0, F_SETFL, old_fd0_flags); | |
1270 | } | |
1271 | ||
1272 | static void term_init(void) | |
1273 | { | |
1274 | struct termios tty; | |
1275 | ||
1276 | tcgetattr (0, &tty); | |
1277 | oldtty = tty; | |
1278 | old_fd0_flags = fcntl(0, F_GETFL); | |
1279 | ||
1280 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
1281 | |INLCR|IGNCR|ICRNL|IXON); | |
1282 | tty.c_oflag |= OPOST; | |
1283 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); | |
1284 | /* if graphical mode, we allow Ctrl-C handling */ | |
1285 | if (nographic) | |
1286 | tty.c_lflag &= ~ISIG; | |
1287 | tty.c_cflag &= ~(CSIZE|PARENB); | |
1288 | tty.c_cflag |= CS8; | |
1289 | tty.c_cc[VMIN] = 1; | |
1290 | tty.c_cc[VTIME] = 0; | |
1291 | ||
1292 | tcsetattr (0, TCSANOW, &tty); | |
1293 | ||
1294 | atexit(term_exit); | |
1295 | ||
1296 | fcntl(0, F_SETFL, O_NONBLOCK); | |
1297 | } | |
1298 | ||
82c643ff FB |
1299 | CharDriverState *qemu_chr_open_stdio(void) |
1300 | { | |
1301 | CharDriverState *chr; | |
1302 | ||
1303 | if (nographic) { | |
1304 | if (stdio_nb_clients >= STDIO_MAX_CLIENTS) | |
1305 | return NULL; | |
1306 | chr = qemu_chr_open_fd(0, 1); | |
1307 | if (stdio_nb_clients == 0) | |
1308 | qemu_add_fd_read_handler(0, stdio_can_read, stdio_read, NULL); | |
1309 | client_index = stdio_nb_clients; | |
1310 | } else { | |
1311 | if (stdio_nb_clients != 0) | |
1312 | return NULL; | |
1313 | chr = qemu_chr_open_fd(0, 1); | |
1314 | } | |
1315 | stdio_clients[stdio_nb_clients++] = chr; | |
8d11df9e FB |
1316 | if (stdio_nb_clients == 1) { |
1317 | /* set the terminal in raw mode */ | |
1318 | term_init(); | |
1319 | } | |
82c643ff FB |
1320 | return chr; |
1321 | } | |
1322 | ||
1323 | #if defined(__linux__) | |
1324 | CharDriverState *qemu_chr_open_pty(void) | |
1325 | { | |
1326 | char slave_name[1024]; | |
1327 | int master_fd, slave_fd; | |
1328 | ||
1329 | /* Not satisfying */ | |
1330 | if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) { | |
1331 | return NULL; | |
1332 | } | |
1333 | fprintf(stderr, "char device redirected to %s\n", slave_name); | |
1334 | return qemu_chr_open_fd(master_fd, master_fd); | |
1335 | } | |
1336 | #else | |
1337 | CharDriverState *qemu_chr_open_pty(void) | |
1338 | { | |
1339 | return NULL; | |
1340 | } | |
67b915a5 FB |
1341 | #endif |
1342 | ||
82c643ff FB |
1343 | #endif /* !defined(_WIN32) */ |
1344 | ||
1345 | CharDriverState *qemu_chr_open(const char *filename) | |
1346 | { | |
1347 | if (!strcmp(filename, "vc")) { | |
1348 | return text_console_init(&display_state); | |
1349 | } else if (!strcmp(filename, "null")) { | |
1350 | return qemu_chr_open_null(); | |
1351 | } else | |
1352 | #ifndef _WIN32 | |
1353 | if (!strcmp(filename, "pty")) { | |
1354 | return qemu_chr_open_pty(); | |
1355 | } else if (!strcmp(filename, "stdio")) { | |
1356 | return qemu_chr_open_stdio(); | |
1357 | } else | |
1358 | #endif | |
1359 | { | |
1360 | return NULL; | |
1361 | } | |
1362 | } | |
1363 | ||
80cabfad | 1364 | /***********************************************************/ |
c20709aa | 1365 | /* Linux network device redirectors */ |
330d0414 | 1366 | |
c20709aa FB |
1367 | void hex_dump(FILE *f, const uint8_t *buf, int size) |
1368 | { | |
1369 | int len, i, j, c; | |
1370 | ||
1371 | for(i=0;i<size;i+=16) { | |
1372 | len = size - i; | |
1373 | if (len > 16) | |
1374 | len = 16; | |
1375 | fprintf(f, "%08x ", i); | |
1376 | for(j=0;j<16;j++) { | |
1377 | if (j < len) | |
1378 | fprintf(f, " %02x", buf[i+j]); | |
1379 | else | |
1380 | fprintf(f, " "); | |
1381 | } | |
1382 | fprintf(f, " "); | |
1383 | for(j=0;j<len;j++) { | |
1384 | c = buf[i+j]; | |
1385 | if (c < ' ' || c > '~') | |
1386 | c = '.'; | |
1387 | fprintf(f, "%c", c); | |
1388 | } | |
1389 | fprintf(f, "\n"); | |
1390 | } | |
1391 | } | |
1392 | ||
1393 | void qemu_send_packet(NetDriverState *nd, const uint8_t *buf, int size) | |
1394 | { | |
1395 | nd->send_packet(nd, buf, size); | |
1396 | } | |
67b915a5 | 1397 | |
c20709aa FB |
1398 | void qemu_add_read_packet(NetDriverState *nd, IOCanRWHandler *fd_can_read, |
1399 | IOReadHandler *fd_read, void *opaque) | |
67b915a5 | 1400 | { |
c20709aa FB |
1401 | nd->add_read_packet(nd, fd_can_read, fd_read, opaque); |
1402 | } | |
1403 | ||
1404 | /* dummy network adapter */ | |
1405 | ||
1406 | static void dummy_send_packet(NetDriverState *nd, const uint8_t *buf, int size) | |
1407 | { | |
1408 | } | |
1409 | ||
1410 | static void dummy_add_read_packet(NetDriverState *nd, | |
1411 | IOCanRWHandler *fd_can_read, | |
1412 | IOReadHandler *fd_read, void *opaque) | |
1413 | { | |
1414 | } | |
1415 | ||
1416 | static int net_dummy_init(NetDriverState *nd) | |
1417 | { | |
1418 | nd->send_packet = dummy_send_packet; | |
1419 | nd->add_read_packet = dummy_add_read_packet; | |
1420 | pstrcpy(nd->ifname, sizeof(nd->ifname), "dummy"); | |
67b915a5 FB |
1421 | return 0; |
1422 | } | |
1423 | ||
c20709aa FB |
1424 | #if defined(CONFIG_SLIRP) |
1425 | ||
1426 | /* slirp network adapter */ | |
1427 | ||
1428 | static void *slirp_fd_opaque; | |
1429 | static IOCanRWHandler *slirp_fd_can_read; | |
1430 | static IOReadHandler *slirp_fd_read; | |
1431 | static int slirp_inited; | |
1432 | ||
1433 | int slirp_can_output(void) | |
1434 | { | |
1435 | return slirp_fd_can_read(slirp_fd_opaque); | |
1436 | } | |
1437 | ||
1438 | void slirp_output(const uint8_t *pkt, int pkt_len) | |
67b915a5 | 1439 | { |
c20709aa FB |
1440 | #if 0 |
1441 | printf("output:\n"); | |
1442 | hex_dump(stdout, pkt, pkt_len); | |
1443 | #endif | |
1444 | slirp_fd_read(slirp_fd_opaque, pkt, pkt_len); | |
67b915a5 FB |
1445 | } |
1446 | ||
c20709aa FB |
1447 | static void slirp_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1448 | { | |
1449 | #if 0 | |
1450 | printf("input:\n"); | |
1451 | hex_dump(stdout, buf, size); | |
1452 | #endif | |
1453 | slirp_input(buf, size); | |
1454 | } | |
1455 | ||
1456 | static void slirp_add_read_packet(NetDriverState *nd, | |
1457 | IOCanRWHandler *fd_can_read, | |
1458 | IOReadHandler *fd_read, void *opaque) | |
1459 | { | |
1460 | slirp_fd_opaque = opaque; | |
1461 | slirp_fd_can_read = fd_can_read; | |
1462 | slirp_fd_read = fd_read; | |
1463 | } | |
1464 | ||
1465 | static int net_slirp_init(NetDriverState *nd) | |
1466 | { | |
1467 | if (!slirp_inited) { | |
1468 | slirp_inited = 1; | |
1469 | slirp_init(); | |
1470 | } | |
1471 | nd->send_packet = slirp_send_packet; | |
1472 | nd->add_read_packet = slirp_add_read_packet; | |
1473 | pstrcpy(nd->ifname, sizeof(nd->ifname), "slirp"); | |
1474 | return 0; | |
1475 | } | |
1476 | ||
9bf05444 FB |
1477 | static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) |
1478 | { | |
1479 | const char *p, *p1; | |
1480 | int len; | |
1481 | p = *pp; | |
1482 | p1 = strchr(p, sep); | |
1483 | if (!p1) | |
1484 | return -1; | |
1485 | len = p1 - p; | |
1486 | p1++; | |
1487 | if (buf_size > 0) { | |
1488 | if (len > buf_size - 1) | |
1489 | len = buf_size - 1; | |
1490 | memcpy(buf, p, len); | |
1491 | buf[len] = '\0'; | |
1492 | } | |
1493 | *pp = p1; | |
1494 | return 0; | |
1495 | } | |
1496 | ||
1497 | static void net_slirp_redir(const char *redir_str) | |
1498 | { | |
1499 | int is_udp; | |
1500 | char buf[256], *r; | |
1501 | const char *p; | |
1502 | struct in_addr guest_addr; | |
1503 | int host_port, guest_port; | |
1504 | ||
1505 | if (!slirp_inited) { | |
1506 | slirp_inited = 1; | |
1507 | slirp_init(); | |
1508 | } | |
1509 | ||
1510 | p = redir_str; | |
1511 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1512 | goto fail; | |
1513 | if (!strcmp(buf, "tcp")) { | |
1514 | is_udp = 0; | |
1515 | } else if (!strcmp(buf, "udp")) { | |
1516 | is_udp = 1; | |
1517 | } else { | |
1518 | goto fail; | |
1519 | } | |
1520 | ||
1521 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1522 | goto fail; | |
1523 | host_port = strtol(buf, &r, 0); | |
1524 | if (r == buf) | |
1525 | goto fail; | |
1526 | ||
1527 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1528 | goto fail; | |
1529 | if (buf[0] == '\0') { | |
1530 | pstrcpy(buf, sizeof(buf), "10.0.2.15"); | |
1531 | } | |
1532 | if (!inet_aton(buf, &guest_addr)) | |
1533 | goto fail; | |
1534 | ||
1535 | guest_port = strtol(p, &r, 0); | |
1536 | if (r == p) | |
1537 | goto fail; | |
1538 | ||
1539 | if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) { | |
1540 | fprintf(stderr, "qemu: could not set up redirection\n"); | |
1541 | exit(1); | |
1542 | } | |
1543 | return; | |
1544 | fail: | |
1545 | fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n"); | |
1546 | exit(1); | |
1547 | } | |
9d728e8c | 1548 | |
c94c8d64 FB |
1549 | #ifndef _WIN32 |
1550 | ||
9d728e8c FB |
1551 | char smb_dir[1024]; |
1552 | ||
1553 | static void smb_exit(void) | |
1554 | { | |
1555 | DIR *d; | |
1556 | struct dirent *de; | |
1557 | char filename[1024]; | |
1558 | ||
1559 | /* erase all the files in the directory */ | |
1560 | d = opendir(smb_dir); | |
1561 | for(;;) { | |
1562 | de = readdir(d); | |
1563 | if (!de) | |
1564 | break; | |
1565 | if (strcmp(de->d_name, ".") != 0 && | |
1566 | strcmp(de->d_name, "..") != 0) { | |
1567 | snprintf(filename, sizeof(filename), "%s/%s", | |
1568 | smb_dir, de->d_name); | |
1569 | unlink(filename); | |
1570 | } | |
1571 | } | |
03ffbb69 | 1572 | closedir(d); |
9d728e8c FB |
1573 | rmdir(smb_dir); |
1574 | } | |
1575 | ||
1576 | /* automatic user mode samba server configuration */ | |
1577 | void net_slirp_smb(const char *exported_dir) | |
1578 | { | |
1579 | char smb_conf[1024]; | |
1580 | char smb_cmdline[1024]; | |
1581 | FILE *f; | |
1582 | ||
1583 | if (!slirp_inited) { | |
1584 | slirp_inited = 1; | |
1585 | slirp_init(); | |
1586 | } | |
1587 | ||
1588 | /* XXX: better tmp dir construction */ | |
1589 | snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid()); | |
1590 | if (mkdir(smb_dir, 0700) < 0) { | |
1591 | fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir); | |
1592 | exit(1); | |
1593 | } | |
1594 | snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf"); | |
1595 | ||
1596 | f = fopen(smb_conf, "w"); | |
1597 | if (!f) { | |
1598 | fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf); | |
1599 | exit(1); | |
1600 | } | |
1601 | fprintf(f, | |
1602 | "[global]\n" | |
157777ef FB |
1603 | "private dir=%s\n" |
1604 | "smb ports=0\n" | |
1605 | "socket address=127.0.0.1\n" | |
9d728e8c FB |
1606 | "pid directory=%s\n" |
1607 | "lock directory=%s\n" | |
1608 | "log file=%s/log.smbd\n" | |
1609 | "smb passwd file=%s/smbpasswd\n" | |
03ffbb69 | 1610 | "security = share\n" |
9d728e8c FB |
1611 | "[qemu]\n" |
1612 | "path=%s\n" | |
1613 | "read only=no\n" | |
1614 | "guest ok=yes\n", | |
1615 | smb_dir, | |
157777ef | 1616 | smb_dir, |
9d728e8c FB |
1617 | smb_dir, |
1618 | smb_dir, | |
1619 | smb_dir, | |
1620 | exported_dir | |
1621 | ); | |
1622 | fclose(f); | |
1623 | atexit(smb_exit); | |
1624 | ||
1625 | snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s", | |
1626 | smb_conf); | |
1627 | ||
1628 | slirp_add_exec(0, smb_cmdline, 4, 139); | |
1629 | } | |
9bf05444 | 1630 | |
c94c8d64 FB |
1631 | #endif /* !defined(_WIN32) */ |
1632 | ||
c20709aa FB |
1633 | #endif /* CONFIG_SLIRP */ |
1634 | ||
1635 | #if !defined(_WIN32) | |
7d3505c5 FB |
1636 | #ifdef _BSD |
1637 | static int tun_open(char *ifname, int ifname_size) | |
1638 | { | |
1639 | int fd; | |
1640 | char *dev; | |
1641 | struct stat s; | |
67b915a5 | 1642 | |
7d3505c5 FB |
1643 | fd = open("/dev/tap", O_RDWR); |
1644 | if (fd < 0) { | |
1645 | fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n"); | |
1646 | return -1; | |
1647 | } | |
1648 | ||
1649 | fstat(fd, &s); | |
1650 | dev = devname(s.st_rdev, S_IFCHR); | |
1651 | pstrcpy(ifname, ifname_size, dev); | |
1652 | ||
1653 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
1654 | return fd; | |
1655 | } | |
1656 | #else | |
c4b1fcc0 | 1657 | static int tun_open(char *ifname, int ifname_size) |
330d0414 | 1658 | { |
80cabfad | 1659 | struct ifreq ifr; |
c4b1fcc0 | 1660 | int fd, ret; |
80cabfad FB |
1661 | |
1662 | fd = open("/dev/net/tun", O_RDWR); | |
1663 | if (fd < 0) { | |
1664 | fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n"); | |
1665 | return -1; | |
330d0414 | 1666 | } |
80cabfad FB |
1667 | memset(&ifr, 0, sizeof(ifr)); |
1668 | ifr.ifr_flags = IFF_TAP | IFF_NO_PI; | |
1669 | pstrcpy(ifr.ifr_name, IFNAMSIZ, "tun%d"); | |
1670 | ret = ioctl(fd, TUNSETIFF, (void *) &ifr); | |
1671 | if (ret != 0) { | |
1672 | fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n"); | |
1673 | close(fd); | |
1674 | return -1; | |
1675 | } | |
1676 | printf("Connected to host network interface: %s\n", ifr.ifr_name); | |
c4b1fcc0 | 1677 | pstrcpy(ifname, ifname_size, ifr.ifr_name); |
80cabfad | 1678 | fcntl(fd, F_SETFL, O_NONBLOCK); |
c4b1fcc0 FB |
1679 | return fd; |
1680 | } | |
7d3505c5 | 1681 | #endif |
330d0414 | 1682 | |
c20709aa FB |
1683 | static void tun_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1684 | { | |
1685 | write(nd->fd, buf, size); | |
1686 | } | |
1687 | ||
1688 | static void tun_add_read_packet(NetDriverState *nd, | |
1689 | IOCanRWHandler *fd_can_read, | |
1690 | IOReadHandler *fd_read, void *opaque) | |
c4b1fcc0 | 1691 | { |
c20709aa FB |
1692 | qemu_add_fd_read_handler(nd->fd, fd_can_read, fd_read, opaque); |
1693 | } | |
1694 | ||
1695 | static int net_tun_init(NetDriverState *nd) | |
1696 | { | |
1697 | int pid, status; | |
1698 | char *args[3]; | |
c4b1fcc0 FB |
1699 | char **parg; |
1700 | ||
c20709aa FB |
1701 | nd->fd = tun_open(nd->ifname, sizeof(nd->ifname)); |
1702 | if (nd->fd < 0) | |
1703 | return -1; | |
c4b1fcc0 | 1704 | |
c20709aa FB |
1705 | /* try to launch network init script */ |
1706 | pid = fork(); | |
1707 | if (pid >= 0) { | |
1708 | if (pid == 0) { | |
1709 | parg = args; | |
1710 | *parg++ = network_script; | |
1711 | *parg++ = nd->ifname; | |
1712 | *parg++ = NULL; | |
1713 | execv(network_script, args); | |
1714 | exit(1); | |
1715 | } | |
1716 | while (waitpid(pid, &status, 0) != pid); | |
1717 | if (!WIFEXITED(status) || | |
1718 | WEXITSTATUS(status) != 0) { | |
1719 | fprintf(stderr, "%s: could not launch network script\n", | |
1720 | network_script); | |
80cabfad | 1721 | } |
330d0414 | 1722 | } |
c20709aa FB |
1723 | nd->send_packet = tun_send_packet; |
1724 | nd->add_read_packet = tun_add_read_packet; | |
80cabfad | 1725 | return 0; |
330d0414 FB |
1726 | } |
1727 | ||
c20709aa | 1728 | static int net_fd_init(NetDriverState *nd, int fd) |
330d0414 | 1729 | { |
c20709aa FB |
1730 | nd->fd = fd; |
1731 | nd->send_packet = tun_send_packet; | |
1732 | nd->add_read_packet = tun_add_read_packet; | |
1733 | pstrcpy(nd->ifname, sizeof(nd->ifname), "tunfd"); | |
1734 | return 0; | |
80cabfad | 1735 | } |
330d0414 | 1736 | |
c20709aa | 1737 | #endif /* !_WIN32 */ |
67b915a5 | 1738 | |
f7cce898 FB |
1739 | /***********************************************************/ |
1740 | /* pid file */ | |
1741 | ||
1742 | static char *pid_filename; | |
1743 | ||
1744 | /* Remove PID file. Called on normal exit */ | |
1745 | ||
1746 | static void remove_pidfile(void) | |
1747 | { | |
1748 | unlink (pid_filename); | |
1749 | } | |
1750 | ||
1751 | static void create_pidfile(const char *filename) | |
1752 | { | |
1753 | struct stat pidstat; | |
1754 | FILE *f; | |
1755 | ||
1756 | /* Try to write our PID to the named file */ | |
1757 | if (stat(filename, &pidstat) < 0) { | |
1758 | if (errno == ENOENT) { | |
1759 | if ((f = fopen (filename, "w")) == NULL) { | |
1760 | perror("Opening pidfile"); | |
1761 | exit(1); | |
1762 | } | |
1763 | fprintf(f, "%d\n", getpid()); | |
1764 | fclose(f); | |
1765 | pid_filename = qemu_strdup(filename); | |
1766 | if (!pid_filename) { | |
1767 | fprintf(stderr, "Could not save PID filename"); | |
1768 | exit(1); | |
1769 | } | |
1770 | atexit(remove_pidfile); | |
1771 | } | |
1772 | } else { | |
1773 | fprintf(stderr, "%s already exists. Remove it and try again.\n", | |
1774 | filename); | |
1775 | exit(1); | |
1776 | } | |
1777 | } | |
1778 | ||
313aa567 FB |
1779 | /***********************************************************/ |
1780 | /* dumb display */ | |
1781 | ||
313aa567 FB |
1782 | static void dumb_update(DisplayState *ds, int x, int y, int w, int h) |
1783 | { | |
1784 | } | |
1785 | ||
1786 | static void dumb_resize(DisplayState *ds, int w, int h) | |
1787 | { | |
1788 | } | |
1789 | ||
1790 | static void dumb_refresh(DisplayState *ds) | |
1791 | { | |
1792 | vga_update_display(); | |
1793 | } | |
1794 | ||
1795 | void dumb_display_init(DisplayState *ds) | |
1796 | { | |
1797 | ds->data = NULL; | |
1798 | ds->linesize = 0; | |
1799 | ds->depth = 0; | |
1800 | ds->dpy_update = dumb_update; | |
1801 | ds->dpy_resize = dumb_resize; | |
1802 | ds->dpy_refresh = dumb_refresh; | |
1803 | } | |
1804 | ||
3a51dee6 | 1805 | #if !defined(CONFIG_SOFTMMU) |
f1510b2c | 1806 | /***********************************************************/ |
0824d6fc FB |
1807 | /* cpu signal handler */ |
1808 | static void host_segv_handler(int host_signum, siginfo_t *info, | |
1809 | void *puc) | |
1810 | { | |
1811 | if (cpu_signal_handler(host_signum, info, puc)) | |
1812 | return; | |
8d11df9e FB |
1813 | if (stdio_nb_clients > 0) |
1814 | term_exit(); | |
0824d6fc FB |
1815 | abort(); |
1816 | } | |
3a51dee6 | 1817 | #endif |
0824d6fc | 1818 | |
8a7ddc38 FB |
1819 | /***********************************************************/ |
1820 | /* I/O handling */ | |
0824d6fc | 1821 | |
c4b1fcc0 FB |
1822 | #define MAX_IO_HANDLERS 64 |
1823 | ||
1824 | typedef struct IOHandlerRecord { | |
1825 | int fd; | |
1826 | IOCanRWHandler *fd_can_read; | |
1827 | IOReadHandler *fd_read; | |
1828 | void *opaque; | |
1829 | /* temporary data */ | |
1830 | struct pollfd *ufd; | |
1831 | int max_size; | |
8a7ddc38 | 1832 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
1833 | } IOHandlerRecord; |
1834 | ||
8a7ddc38 | 1835 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 1836 | |
8a7ddc38 FB |
1837 | int qemu_add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read, |
1838 | IOReadHandler *fd_read, void *opaque) | |
c4b1fcc0 FB |
1839 | { |
1840 | IOHandlerRecord *ioh; | |
1841 | ||
8a7ddc38 FB |
1842 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); |
1843 | if (!ioh) | |
c4b1fcc0 | 1844 | return -1; |
c4b1fcc0 FB |
1845 | ioh->fd = fd; |
1846 | ioh->fd_can_read = fd_can_read; | |
1847 | ioh->fd_read = fd_read; | |
1848 | ioh->opaque = opaque; | |
8a7ddc38 FB |
1849 | ioh->next = first_io_handler; |
1850 | first_io_handler = ioh; | |
c4b1fcc0 FB |
1851 | return 0; |
1852 | } | |
1853 | ||
8a7ddc38 FB |
1854 | void qemu_del_fd_read_handler(int fd) |
1855 | { | |
1856 | IOHandlerRecord **pioh, *ioh; | |
b4608c04 | 1857 | |
8a7ddc38 FB |
1858 | pioh = &first_io_handler; |
1859 | for(;;) { | |
1860 | ioh = *pioh; | |
1861 | if (ioh == NULL) | |
1862 | break; | |
1863 | if (ioh->fd == fd) { | |
1864 | *pioh = ioh->next; | |
1865 | break; | |
1866 | } | |
1867 | pioh = &ioh->next; | |
1868 | } | |
1869 | } | |
1870 | ||
1871 | /***********************************************************/ | |
1872 | /* savevm/loadvm support */ | |
1873 | ||
1874 | void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size) | |
b4608c04 | 1875 | { |
8a7ddc38 | 1876 | fwrite(buf, 1, size, f); |
b4608c04 FB |
1877 | } |
1878 | ||
8a7ddc38 | 1879 | void qemu_put_byte(QEMUFile *f, int v) |
b4608c04 | 1880 | { |
8a7ddc38 FB |
1881 | fputc(v, f); |
1882 | } | |
1883 | ||
1884 | void qemu_put_be16(QEMUFile *f, unsigned int v) | |
1885 | { | |
1886 | qemu_put_byte(f, v >> 8); | |
1887 | qemu_put_byte(f, v); | |
1888 | } | |
1889 | ||
1890 | void qemu_put_be32(QEMUFile *f, unsigned int v) | |
1891 | { | |
1892 | qemu_put_byte(f, v >> 24); | |
1893 | qemu_put_byte(f, v >> 16); | |
1894 | qemu_put_byte(f, v >> 8); | |
1895 | qemu_put_byte(f, v); | |
1896 | } | |
1897 | ||
1898 | void qemu_put_be64(QEMUFile *f, uint64_t v) | |
1899 | { | |
1900 | qemu_put_be32(f, v >> 32); | |
1901 | qemu_put_be32(f, v); | |
1902 | } | |
1903 | ||
1904 | int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size) | |
1905 | { | |
1906 | return fread(buf, 1, size, f); | |
1907 | } | |
1908 | ||
1909 | int qemu_get_byte(QEMUFile *f) | |
1910 | { | |
1911 | int v; | |
1912 | v = fgetc(f); | |
1913 | if (v == EOF) | |
1914 | return 0; | |
1915 | else | |
1916 | return v; | |
1917 | } | |
1918 | ||
1919 | unsigned int qemu_get_be16(QEMUFile *f) | |
1920 | { | |
1921 | unsigned int v; | |
1922 | v = qemu_get_byte(f) << 8; | |
1923 | v |= qemu_get_byte(f); | |
1924 | return v; | |
1925 | } | |
1926 | ||
1927 | unsigned int qemu_get_be32(QEMUFile *f) | |
1928 | { | |
1929 | unsigned int v; | |
1930 | v = qemu_get_byte(f) << 24; | |
1931 | v |= qemu_get_byte(f) << 16; | |
1932 | v |= qemu_get_byte(f) << 8; | |
1933 | v |= qemu_get_byte(f); | |
1934 | return v; | |
1935 | } | |
1936 | ||
1937 | uint64_t qemu_get_be64(QEMUFile *f) | |
1938 | { | |
1939 | uint64_t v; | |
1940 | v = (uint64_t)qemu_get_be32(f) << 32; | |
1941 | v |= qemu_get_be32(f); | |
1942 | return v; | |
1943 | } | |
1944 | ||
1945 | int64_t qemu_ftell(QEMUFile *f) | |
1946 | { | |
1947 | return ftell(f); | |
1948 | } | |
1949 | ||
1950 | int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence) | |
1951 | { | |
1952 | if (fseek(f, pos, whence) < 0) | |
1953 | return -1; | |
1954 | return ftell(f); | |
1955 | } | |
1956 | ||
1957 | typedef struct SaveStateEntry { | |
1958 | char idstr[256]; | |
1959 | int instance_id; | |
1960 | int version_id; | |
1961 | SaveStateHandler *save_state; | |
1962 | LoadStateHandler *load_state; | |
1963 | void *opaque; | |
1964 | struct SaveStateEntry *next; | |
1965 | } SaveStateEntry; | |
b4608c04 | 1966 | |
8a7ddc38 FB |
1967 | static SaveStateEntry *first_se; |
1968 | ||
1969 | int register_savevm(const char *idstr, | |
1970 | int instance_id, | |
1971 | int version_id, | |
1972 | SaveStateHandler *save_state, | |
1973 | LoadStateHandler *load_state, | |
1974 | void *opaque) | |
1975 | { | |
1976 | SaveStateEntry *se, **pse; | |
1977 | ||
1978 | se = qemu_malloc(sizeof(SaveStateEntry)); | |
1979 | if (!se) | |
1980 | return -1; | |
1981 | pstrcpy(se->idstr, sizeof(se->idstr), idstr); | |
1982 | se->instance_id = instance_id; | |
1983 | se->version_id = version_id; | |
1984 | se->save_state = save_state; | |
1985 | se->load_state = load_state; | |
1986 | se->opaque = opaque; | |
1987 | se->next = NULL; | |
1988 | ||
1989 | /* add at the end of list */ | |
1990 | pse = &first_se; | |
1991 | while (*pse != NULL) | |
1992 | pse = &(*pse)->next; | |
1993 | *pse = se; | |
1994 | return 0; | |
1995 | } | |
1996 | ||
1997 | #define QEMU_VM_FILE_MAGIC 0x5145564d | |
1998 | #define QEMU_VM_FILE_VERSION 0x00000001 | |
1999 | ||
2000 | int qemu_savevm(const char *filename) | |
2001 | { | |
2002 | SaveStateEntry *se; | |
2003 | QEMUFile *f; | |
2004 | int len, len_pos, cur_pos, saved_vm_running, ret; | |
2005 | ||
2006 | saved_vm_running = vm_running; | |
2007 | vm_stop(0); | |
2008 | ||
2009 | f = fopen(filename, "wb"); | |
2010 | if (!f) { | |
2011 | ret = -1; | |
2012 | goto the_end; | |
313aa567 FB |
2013 | } |
2014 | ||
8a7ddc38 FB |
2015 | qemu_put_be32(f, QEMU_VM_FILE_MAGIC); |
2016 | qemu_put_be32(f, QEMU_VM_FILE_VERSION); | |
2017 | ||
2018 | for(se = first_se; se != NULL; se = se->next) { | |
2019 | /* ID string */ | |
2020 | len = strlen(se->idstr); | |
2021 | qemu_put_byte(f, len); | |
2022 | qemu_put_buffer(f, se->idstr, len); | |
2023 | ||
2024 | qemu_put_be32(f, se->instance_id); | |
2025 | qemu_put_be32(f, se->version_id); | |
2026 | ||
2027 | /* record size: filled later */ | |
2028 | len_pos = ftell(f); | |
2029 | qemu_put_be32(f, 0); | |
2030 | ||
2031 | se->save_state(f, se->opaque); | |
2032 | ||
2033 | /* fill record size */ | |
2034 | cur_pos = ftell(f); | |
2035 | len = ftell(f) - len_pos - 4; | |
2036 | fseek(f, len_pos, SEEK_SET); | |
2037 | qemu_put_be32(f, len); | |
2038 | fseek(f, cur_pos, SEEK_SET); | |
2039 | } | |
2040 | ||
2041 | fclose(f); | |
2042 | ret = 0; | |
2043 | the_end: | |
2044 | if (saved_vm_running) | |
2045 | vm_start(); | |
2046 | return ret; | |
2047 | } | |
2048 | ||
2049 | static SaveStateEntry *find_se(const char *idstr, int instance_id) | |
2050 | { | |
2051 | SaveStateEntry *se; | |
2052 | ||
2053 | for(se = first_se; se != NULL; se = se->next) { | |
2054 | if (!strcmp(se->idstr, idstr) && | |
2055 | instance_id == se->instance_id) | |
2056 | return se; | |
2057 | } | |
2058 | return NULL; | |
2059 | } | |
2060 | ||
2061 | int qemu_loadvm(const char *filename) | |
2062 | { | |
2063 | SaveStateEntry *se; | |
2064 | QEMUFile *f; | |
2065 | int len, cur_pos, ret, instance_id, record_len, version_id; | |
2066 | int saved_vm_running; | |
2067 | unsigned int v; | |
2068 | char idstr[256]; | |
2069 | ||
2070 | saved_vm_running = vm_running; | |
2071 | vm_stop(0); | |
2072 | ||
2073 | f = fopen(filename, "rb"); | |
2074 | if (!f) { | |
2075 | ret = -1; | |
2076 | goto the_end; | |
2077 | } | |
2078 | ||
2079 | v = qemu_get_be32(f); | |
2080 | if (v != QEMU_VM_FILE_MAGIC) | |
2081 | goto fail; | |
2082 | v = qemu_get_be32(f); | |
2083 | if (v != QEMU_VM_FILE_VERSION) { | |
2084 | fail: | |
2085 | fclose(f); | |
2086 | ret = -1; | |
2087 | goto the_end; | |
2088 | } | |
b4608c04 | 2089 | for(;;) { |
a541f297 | 2090 | #if defined (DO_TB_FLUSH) |
d927637d | 2091 | tb_flush(global_env); |
a541f297 | 2092 | #endif |
8a7ddc38 FB |
2093 | len = qemu_get_byte(f); |
2094 | if (feof(f)) | |
cd4c3e88 | 2095 | break; |
8a7ddc38 FB |
2096 | qemu_get_buffer(f, idstr, len); |
2097 | idstr[len] = '\0'; | |
2098 | instance_id = qemu_get_be32(f); | |
2099 | version_id = qemu_get_be32(f); | |
2100 | record_len = qemu_get_be32(f); | |
2101 | #if 0 | |
2102 | printf("idstr=%s instance=0x%x version=%d len=%d\n", | |
2103 | idstr, instance_id, version_id, record_len); | |
2104 | #endif | |
2105 | cur_pos = ftell(f); | |
2106 | se = find_se(idstr, instance_id); | |
2107 | if (!se) { | |
2108 | fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n", | |
2109 | instance_id, idstr); | |
2110 | } else { | |
2111 | ret = se->load_state(f, se->opaque, version_id); | |
2112 | if (ret < 0) { | |
2113 | fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n", | |
2114 | instance_id, idstr); | |
2115 | } | |
34865134 | 2116 | } |
8a7ddc38 FB |
2117 | /* always seek to exact end of record */ |
2118 | qemu_fseek(f, cur_pos + record_len, SEEK_SET); | |
2119 | } | |
2120 | fclose(f); | |
2121 | ret = 0; | |
2122 | the_end: | |
2123 | if (saved_vm_running) | |
2124 | vm_start(); | |
2125 | return ret; | |
2126 | } | |
2127 | ||
2128 | /***********************************************************/ | |
2129 | /* cpu save/restore */ | |
2130 | ||
2131 | #if defined(TARGET_I386) | |
2132 | ||
2133 | static void cpu_put_seg(QEMUFile *f, SegmentCache *dt) | |
2134 | { | |
02ba45c5 | 2135 | qemu_put_be32(f, dt->selector); |
20f32282 | 2136 | qemu_put_betl(f, dt->base); |
8a7ddc38 FB |
2137 | qemu_put_be32(f, dt->limit); |
2138 | qemu_put_be32(f, dt->flags); | |
2139 | } | |
2140 | ||
2141 | static void cpu_get_seg(QEMUFile *f, SegmentCache *dt) | |
2142 | { | |
02ba45c5 | 2143 | dt->selector = qemu_get_be32(f); |
20f32282 | 2144 | dt->base = qemu_get_betl(f); |
8a7ddc38 FB |
2145 | dt->limit = qemu_get_be32(f); |
2146 | dt->flags = qemu_get_be32(f); | |
2147 | } | |
2148 | ||
2149 | void cpu_save(QEMUFile *f, void *opaque) | |
2150 | { | |
2151 | CPUState *env = opaque; | |
664e0f19 | 2152 | uint16_t fptag, fpus, fpuc, fpregs_format; |
8a7ddc38 FB |
2153 | uint32_t hflags; |
2154 | int i; | |
664e0f19 | 2155 | |
20f32282 FB |
2156 | for(i = 0; i < CPU_NB_REGS; i++) |
2157 | qemu_put_betls(f, &env->regs[i]); | |
2158 | qemu_put_betls(f, &env->eip); | |
2159 | qemu_put_betls(f, &env->eflags); | |
8a7ddc38 FB |
2160 | hflags = env->hflags; /* XXX: suppress most of the redundant hflags */ |
2161 | qemu_put_be32s(f, &hflags); | |
2162 | ||
2163 | /* FPU */ | |
2164 | fpuc = env->fpuc; | |
2165 | fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; | |
2166 | fptag = 0; | |
664e0f19 FB |
2167 | for(i = 0; i < 8; i++) { |
2168 | fptag |= ((!env->fptags[i]) << i); | |
8a7ddc38 FB |
2169 | } |
2170 | ||
2171 | qemu_put_be16s(f, &fpuc); | |
2172 | qemu_put_be16s(f, &fpus); | |
2173 | qemu_put_be16s(f, &fptag); | |
2174 | ||
664e0f19 FB |
2175 | #ifdef USE_X86LDOUBLE |
2176 | fpregs_format = 0; | |
2177 | #else | |
2178 | fpregs_format = 1; | |
2179 | #endif | |
2180 | qemu_put_be16s(f, &fpregs_format); | |
2181 | ||
8a7ddc38 | 2182 | for(i = 0; i < 8; i++) { |
664e0f19 | 2183 | #ifdef USE_X86LDOUBLE |
8636b5d8 FB |
2184 | { |
2185 | uint64_t mant; | |
2186 | uint16_t exp; | |
2187 | /* we save the real CPU data (in case of MMX usage only 'mant' | |
2188 | contains the MMX register */ | |
2189 | cpu_get_fp80(&mant, &exp, env->fpregs[i].d); | |
2190 | qemu_put_be64(f, mant); | |
2191 | qemu_put_be16(f, exp); | |
2192 | } | |
664e0f19 FB |
2193 | #else |
2194 | /* if we use doubles for float emulation, we save the doubles to | |
2195 | avoid losing information in case of MMX usage. It can give | |
2196 | problems if the image is restored on a CPU where long | |
2197 | doubles are used instead. */ | |
8636b5d8 | 2198 | qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0)); |
664e0f19 | 2199 | #endif |
8a7ddc38 FB |
2200 | } |
2201 | ||
2202 | for(i = 0; i < 6; i++) | |
2203 | cpu_put_seg(f, &env->segs[i]); | |
2204 | cpu_put_seg(f, &env->ldt); | |
2205 | cpu_put_seg(f, &env->tr); | |
2206 | cpu_put_seg(f, &env->gdt); | |
2207 | cpu_put_seg(f, &env->idt); | |
2208 | ||
2209 | qemu_put_be32s(f, &env->sysenter_cs); | |
2210 | qemu_put_be32s(f, &env->sysenter_esp); | |
2211 | qemu_put_be32s(f, &env->sysenter_eip); | |
2212 | ||
20f32282 FB |
2213 | qemu_put_betls(f, &env->cr[0]); |
2214 | qemu_put_betls(f, &env->cr[2]); | |
2215 | qemu_put_betls(f, &env->cr[3]); | |
2216 | qemu_put_betls(f, &env->cr[4]); | |
8a7ddc38 FB |
2217 | |
2218 | for(i = 0; i < 8; i++) | |
20f32282 | 2219 | qemu_put_betls(f, &env->dr[i]); |
8a7ddc38 FB |
2220 | |
2221 | /* MMU */ | |
2222 | qemu_put_be32s(f, &env->a20_mask); | |
02536f8b | 2223 | |
664e0f19 FB |
2224 | /* XMM */ |
2225 | qemu_put_be32s(f, &env->mxcsr); | |
02536f8b FB |
2226 | for(i = 0; i < CPU_NB_REGS; i++) { |
2227 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
2228 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
2229 | } | |
2230 | ||
664e0f19 | 2231 | #ifdef TARGET_X86_64 |
02536f8b FB |
2232 | qemu_put_be64s(f, &env->efer); |
2233 | qemu_put_be64s(f, &env->star); | |
2234 | qemu_put_be64s(f, &env->lstar); | |
2235 | qemu_put_be64s(f, &env->cstar); | |
2236 | qemu_put_be64s(f, &env->fmask); | |
2237 | qemu_put_be64s(f, &env->kernelgsbase); | |
2238 | #endif | |
8a7ddc38 FB |
2239 | } |
2240 | ||
8636b5d8 | 2241 | #ifdef USE_X86LDOUBLE |
664e0f19 FB |
2242 | /* XXX: add that in a FPU generic layer */ |
2243 | union x86_longdouble { | |
2244 | uint64_t mant; | |
2245 | uint16_t exp; | |
2246 | }; | |
2247 | ||
2248 | #define MANTD1(fp) (fp & ((1LL << 52) - 1)) | |
2249 | #define EXPBIAS1 1023 | |
2250 | #define EXPD1(fp) ((fp >> 52) & 0x7FF) | |
2251 | #define SIGND1(fp) ((fp >> 32) & 0x80000000) | |
2252 | ||
2253 | static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp) | |
2254 | { | |
2255 | int e; | |
2256 | /* mantissa */ | |
2257 | p->mant = (MANTD1(temp) << 11) | (1LL << 63); | |
2258 | /* exponent + sign */ | |
2259 | e = EXPD1(temp) - EXPBIAS1 + 16383; | |
2260 | e |= SIGND1(temp) >> 16; | |
2261 | p->exp = e; | |
2262 | } | |
8636b5d8 | 2263 | #endif |
664e0f19 | 2264 | |
8a7ddc38 FB |
2265 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2266 | { | |
2267 | CPUState *env = opaque; | |
664e0f19 | 2268 | int i, guess_mmx; |
8a7ddc38 | 2269 | uint32_t hflags; |
664e0f19 | 2270 | uint16_t fpus, fpuc, fptag, fpregs_format; |
8a7ddc38 | 2271 | |
664e0f19 | 2272 | if (version_id != 3) |
8a7ddc38 | 2273 | return -EINVAL; |
20f32282 FB |
2274 | for(i = 0; i < CPU_NB_REGS; i++) |
2275 | qemu_get_betls(f, &env->regs[i]); | |
2276 | qemu_get_betls(f, &env->eip); | |
2277 | qemu_get_betls(f, &env->eflags); | |
8a7ddc38 FB |
2278 | qemu_get_be32s(f, &hflags); |
2279 | ||
2280 | qemu_get_be16s(f, &fpuc); | |
2281 | qemu_get_be16s(f, &fpus); | |
2282 | qemu_get_be16s(f, &fptag); | |
664e0f19 FB |
2283 | qemu_get_be16s(f, &fpregs_format); |
2284 | ||
2285 | /* NOTE: we cannot always restore the FPU state if the image come | |
2286 | from a host with a different 'USE_X86LDOUBLE' define. We guess | |
2287 | if we are in an MMX state to restore correctly in that case. */ | |
2288 | guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0); | |
8a7ddc38 FB |
2289 | for(i = 0; i < 8; i++) { |
2290 | uint64_t mant; | |
2291 | uint16_t exp; | |
664e0f19 FB |
2292 | |
2293 | switch(fpregs_format) { | |
2294 | case 0: | |
2295 | mant = qemu_get_be64(f); | |
2296 | exp = qemu_get_be16(f); | |
2297 | #ifdef USE_X86LDOUBLE | |
2298 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
2299 | #else | |
2300 | /* difficult case */ | |
2301 | if (guess_mmx) | |
8636b5d8 | 2302 | env->fpregs[i].mmx.MMX_Q(0) = mant; |
664e0f19 FB |
2303 | else |
2304 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
2305 | #endif | |
2306 | break; | |
2307 | case 1: | |
2308 | mant = qemu_get_be64(f); | |
2309 | #ifdef USE_X86LDOUBLE | |
8636b5d8 FB |
2310 | { |
2311 | union x86_longdouble *p; | |
2312 | /* difficult case */ | |
2313 | p = (void *)&env->fpregs[i]; | |
2314 | if (guess_mmx) { | |
2315 | p->mant = mant; | |
2316 | p->exp = 0xffff; | |
2317 | } else { | |
2318 | fp64_to_fp80(p, mant); | |
2319 | } | |
664e0f19 FB |
2320 | } |
2321 | #else | |
8636b5d8 | 2322 | env->fpregs[i].mmx.MMX_Q(0) = mant; |
664e0f19 FB |
2323 | #endif |
2324 | break; | |
2325 | default: | |
2326 | return -EINVAL; | |
2327 | } | |
8a7ddc38 FB |
2328 | } |
2329 | ||
2330 | env->fpuc = fpuc; | |
7a0e1f41 | 2331 | /* XXX: restore FPU round state */ |
8a7ddc38 FB |
2332 | env->fpstt = (fpus >> 11) & 7; |
2333 | env->fpus = fpus & ~0x3800; | |
664e0f19 | 2334 | fptag ^= 0xff; |
8a7ddc38 | 2335 | for(i = 0; i < 8; i++) { |
664e0f19 | 2336 | env->fptags[i] = (fptag >> i) & 1; |
8a7ddc38 FB |
2337 | } |
2338 | ||
2339 | for(i = 0; i < 6; i++) | |
2340 | cpu_get_seg(f, &env->segs[i]); | |
2341 | cpu_get_seg(f, &env->ldt); | |
2342 | cpu_get_seg(f, &env->tr); | |
2343 | cpu_get_seg(f, &env->gdt); | |
2344 | cpu_get_seg(f, &env->idt); | |
2345 | ||
2346 | qemu_get_be32s(f, &env->sysenter_cs); | |
2347 | qemu_get_be32s(f, &env->sysenter_esp); | |
2348 | qemu_get_be32s(f, &env->sysenter_eip); | |
2349 | ||
20f32282 FB |
2350 | qemu_get_betls(f, &env->cr[0]); |
2351 | qemu_get_betls(f, &env->cr[2]); | |
2352 | qemu_get_betls(f, &env->cr[3]); | |
2353 | qemu_get_betls(f, &env->cr[4]); | |
8a7ddc38 FB |
2354 | |
2355 | for(i = 0; i < 8; i++) | |
20f32282 | 2356 | qemu_get_betls(f, &env->dr[i]); |
8a7ddc38 FB |
2357 | |
2358 | /* MMU */ | |
2359 | qemu_get_be32s(f, &env->a20_mask); | |
2360 | ||
664e0f19 | 2361 | qemu_get_be32s(f, &env->mxcsr); |
02536f8b FB |
2362 | for(i = 0; i < CPU_NB_REGS; i++) { |
2363 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
2364 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
2365 | } | |
2366 | ||
664e0f19 | 2367 | #ifdef TARGET_X86_64 |
02536f8b FB |
2368 | qemu_get_be64s(f, &env->efer); |
2369 | qemu_get_be64s(f, &env->star); | |
2370 | qemu_get_be64s(f, &env->lstar); | |
2371 | qemu_get_be64s(f, &env->cstar); | |
2372 | qemu_get_be64s(f, &env->fmask); | |
2373 | qemu_get_be64s(f, &env->kernelgsbase); | |
2374 | #endif | |
2375 | ||
8a7ddc38 FB |
2376 | /* XXX: compute hflags from scratch, except for CPL and IIF */ |
2377 | env->hflags = hflags; | |
2378 | tlb_flush(env, 1); | |
2379 | return 0; | |
2380 | } | |
2381 | ||
a541f297 FB |
2382 | #elif defined(TARGET_PPC) |
2383 | void cpu_save(QEMUFile *f, void *opaque) | |
2384 | { | |
2385 | } | |
2386 | ||
e95c8d51 FB |
2387 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2388 | { | |
2389 | return 0; | |
2390 | } | |
6af0bf9c FB |
2391 | |
2392 | #elif defined(TARGET_MIPS) | |
2393 | void cpu_save(QEMUFile *f, void *opaque) | |
2394 | { | |
2395 | } | |
2396 | ||
2397 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
2398 | { | |
2399 | return 0; | |
2400 | } | |
2401 | ||
e95c8d51 FB |
2402 | #elif defined(TARGET_SPARC) |
2403 | void cpu_save(QEMUFile *f, void *opaque) | |
2404 | { | |
e80cfcfc FB |
2405 | CPUState *env = opaque; |
2406 | int i; | |
2407 | uint32_t tmp; | |
2408 | ||
4fa5d772 FB |
2409 | for(i = 0; i < 8; i++) |
2410 | qemu_put_betls(f, &env->gregs[i]); | |
2411 | for(i = 0; i < NWINDOWS * 16; i++) | |
2412 | qemu_put_betls(f, &env->regbase[i]); | |
e80cfcfc FB |
2413 | |
2414 | /* FPU */ | |
4fa5d772 FB |
2415 | for(i = 0; i < TARGET_FPREGS; i++) { |
2416 | union { | |
2417 | TARGET_FPREG_T f; | |
2418 | target_ulong i; | |
2419 | } u; | |
2420 | u.f = env->fpr[i]; | |
2421 | qemu_put_betl(f, u.i); | |
2422 | } | |
2423 | ||
2424 | qemu_put_betls(f, &env->pc); | |
2425 | qemu_put_betls(f, &env->npc); | |
2426 | qemu_put_betls(f, &env->y); | |
e80cfcfc | 2427 | tmp = GET_PSR(env); |
4fa5d772 | 2428 | qemu_put_be32(f, tmp); |
3475187d FB |
2429 | qemu_put_betls(f, &env->fsr); |
2430 | qemu_put_betls(f, &env->tbr); | |
2431 | #ifndef TARGET_SPARC64 | |
e80cfcfc | 2432 | qemu_put_be32s(f, &env->wim); |
e80cfcfc FB |
2433 | /* MMU */ |
2434 | for(i = 0; i < 16; i++) | |
2435 | qemu_put_be32s(f, &env->mmuregs[i]); | |
3475187d | 2436 | #endif |
e95c8d51 FB |
2437 | } |
2438 | ||
a541f297 FB |
2439 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2440 | { | |
e80cfcfc FB |
2441 | CPUState *env = opaque; |
2442 | int i; | |
2443 | uint32_t tmp; | |
2444 | ||
4fa5d772 FB |
2445 | for(i = 0; i < 8; i++) |
2446 | qemu_get_betls(f, &env->gregs[i]); | |
2447 | for(i = 0; i < NWINDOWS * 16; i++) | |
2448 | qemu_get_betls(f, &env->regbase[i]); | |
e80cfcfc FB |
2449 | |
2450 | /* FPU */ | |
4fa5d772 FB |
2451 | for(i = 0; i < TARGET_FPREGS; i++) { |
2452 | union { | |
2453 | TARGET_FPREG_T f; | |
2454 | target_ulong i; | |
2455 | } u; | |
2456 | u.i = qemu_get_betl(f); | |
2457 | env->fpr[i] = u.f; | |
2458 | } | |
2459 | ||
2460 | qemu_get_betls(f, &env->pc); | |
2461 | qemu_get_betls(f, &env->npc); | |
2462 | qemu_get_betls(f, &env->y); | |
2463 | tmp = qemu_get_be32(f); | |
2464 | env->cwp = 0; /* needed to ensure that the wrapping registers are | |
2465 | correctly updated */ | |
e80cfcfc | 2466 | PUT_PSR(env, tmp); |
3475187d FB |
2467 | qemu_get_betls(f, &env->fsr); |
2468 | qemu_get_betls(f, &env->tbr); | |
2469 | #ifndef TARGET_SPARC64 | |
e80cfcfc | 2470 | qemu_get_be32s(f, &env->wim); |
e80cfcfc FB |
2471 | /* MMU */ |
2472 | for(i = 0; i < 16; i++) | |
2473 | qemu_get_be32s(f, &env->mmuregs[i]); | |
3475187d | 2474 | #endif |
e80cfcfc | 2475 | tlb_flush(env, 1); |
a541f297 FB |
2476 | return 0; |
2477 | } | |
8a7ddc38 FB |
2478 | #else |
2479 | ||
2480 | #warning No CPU save/restore functions | |
2481 | ||
2482 | #endif | |
2483 | ||
2484 | /***********************************************************/ | |
2485 | /* ram save/restore */ | |
2486 | ||
2487 | /* we just avoid storing empty pages */ | |
2488 | static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len) | |
2489 | { | |
2490 | int i, v; | |
2491 | ||
2492 | v = buf[0]; | |
2493 | for(i = 1; i < len; i++) { | |
2494 | if (buf[i] != v) | |
2495 | goto normal_save; | |
2496 | } | |
2497 | qemu_put_byte(f, 1); | |
2498 | qemu_put_byte(f, v); | |
2499 | return; | |
2500 | normal_save: | |
2501 | qemu_put_byte(f, 0); | |
2502 | qemu_put_buffer(f, buf, len); | |
2503 | } | |
2504 | ||
2505 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) | |
2506 | { | |
2507 | int v; | |
2508 | ||
2509 | v = qemu_get_byte(f); | |
2510 | switch(v) { | |
2511 | case 0: | |
2512 | if (qemu_get_buffer(f, buf, len) != len) | |
2513 | return -EIO; | |
2514 | break; | |
2515 | case 1: | |
2516 | v = qemu_get_byte(f); | |
2517 | memset(buf, v, len); | |
2518 | break; | |
2519 | default: | |
2520 | return -EINVAL; | |
2521 | } | |
2522 | return 0; | |
2523 | } | |
2524 | ||
2525 | static void ram_save(QEMUFile *f, void *opaque) | |
2526 | { | |
2527 | int i; | |
2528 | qemu_put_be32(f, phys_ram_size); | |
2529 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
2530 | ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
2531 | } | |
2532 | } | |
2533 | ||
2534 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
2535 | { | |
2536 | int i, ret; | |
2537 | ||
2538 | if (version_id != 1) | |
2539 | return -EINVAL; | |
2540 | if (qemu_get_be32(f) != phys_ram_size) | |
2541 | return -EINVAL; | |
2542 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
2543 | ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
2544 | if (ret) | |
2545 | return ret; | |
2546 | } | |
2547 | return 0; | |
2548 | } | |
2549 | ||
cc1daa40 FB |
2550 | /***********************************************************/ |
2551 | /* machine registration */ | |
2552 | ||
2553 | QEMUMachine *first_machine = NULL; | |
2554 | ||
2555 | int qemu_register_machine(QEMUMachine *m) | |
2556 | { | |
2557 | QEMUMachine **pm; | |
2558 | pm = &first_machine; | |
2559 | while (*pm != NULL) | |
2560 | pm = &(*pm)->next; | |
2561 | m->next = NULL; | |
2562 | *pm = m; | |
2563 | return 0; | |
2564 | } | |
2565 | ||
2566 | QEMUMachine *find_machine(const char *name) | |
2567 | { | |
2568 | QEMUMachine *m; | |
2569 | ||
2570 | for(m = first_machine; m != NULL; m = m->next) { | |
2571 | if (!strcmp(m->name, name)) | |
2572 | return m; | |
2573 | } | |
2574 | return NULL; | |
2575 | } | |
2576 | ||
8a7ddc38 FB |
2577 | /***********************************************************/ |
2578 | /* main execution loop */ | |
2579 | ||
2580 | void gui_update(void *opaque) | |
2581 | { | |
2582 | display_state.dpy_refresh(&display_state); | |
2583 | qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock)); | |
2584 | } | |
2585 | ||
2586 | /* XXX: support several handlers */ | |
2587 | VMStopHandler *vm_stop_cb; | |
2588 | VMStopHandler *vm_stop_opaque; | |
2589 | ||
2590 | int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
2591 | { | |
2592 | vm_stop_cb = cb; | |
2593 | vm_stop_opaque = opaque; | |
2594 | return 0; | |
2595 | } | |
2596 | ||
2597 | void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
2598 | { | |
2599 | vm_stop_cb = NULL; | |
2600 | } | |
2601 | ||
2602 | void vm_start(void) | |
2603 | { | |
2604 | if (!vm_running) { | |
2605 | cpu_enable_ticks(); | |
2606 | vm_running = 1; | |
2607 | } | |
2608 | } | |
2609 | ||
2610 | void vm_stop(int reason) | |
2611 | { | |
2612 | if (vm_running) { | |
2613 | cpu_disable_ticks(); | |
2614 | vm_running = 0; | |
2615 | if (reason != 0) { | |
2616 | if (vm_stop_cb) { | |
2617 | vm_stop_cb(vm_stop_opaque, reason); | |
2618 | } | |
34865134 | 2619 | } |
8a7ddc38 FB |
2620 | } |
2621 | } | |
2622 | ||
bb0c6722 FB |
2623 | /* reset/shutdown handler */ |
2624 | ||
2625 | typedef struct QEMUResetEntry { | |
2626 | QEMUResetHandler *func; | |
2627 | void *opaque; | |
2628 | struct QEMUResetEntry *next; | |
2629 | } QEMUResetEntry; | |
2630 | ||
2631 | static QEMUResetEntry *first_reset_entry; | |
2632 | static int reset_requested; | |
2633 | static int shutdown_requested; | |
3475187d | 2634 | static int powerdown_requested; |
bb0c6722 FB |
2635 | |
2636 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) | |
2637 | { | |
2638 | QEMUResetEntry **pre, *re; | |
2639 | ||
2640 | pre = &first_reset_entry; | |
2641 | while (*pre != NULL) | |
2642 | pre = &(*pre)->next; | |
2643 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
2644 | re->func = func; | |
2645 | re->opaque = opaque; | |
2646 | re->next = NULL; | |
2647 | *pre = re; | |
2648 | } | |
2649 | ||
2650 | void qemu_system_reset(void) | |
2651 | { | |
2652 | QEMUResetEntry *re; | |
2653 | ||
2654 | /* reset all devices */ | |
2655 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
2656 | re->func(re->opaque); | |
2657 | } | |
2658 | } | |
2659 | ||
2660 | void qemu_system_reset_request(void) | |
2661 | { | |
2662 | reset_requested = 1; | |
2663 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2664 | } | |
2665 | ||
2666 | void qemu_system_shutdown_request(void) | |
2667 | { | |
2668 | shutdown_requested = 1; | |
2669 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2670 | } | |
2671 | ||
3475187d FB |
2672 | void qemu_system_powerdown_request(void) |
2673 | { | |
2674 | powerdown_requested = 1; | |
2675 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2676 | } | |
2677 | ||
bb0c6722 FB |
2678 | static void main_cpu_reset(void *opaque) |
2679 | { | |
e80cfcfc | 2680 | #if defined(TARGET_I386) || defined(TARGET_SPARC) |
bb0c6722 FB |
2681 | CPUState *env = opaque; |
2682 | cpu_reset(env); | |
2683 | #endif | |
2684 | } | |
2685 | ||
5905b2e5 | 2686 | void main_loop_wait(int timeout) |
8a7ddc38 | 2687 | { |
67b915a5 | 2688 | #ifndef _WIN32 |
8a7ddc38 | 2689 | struct pollfd ufds[MAX_IO_HANDLERS + 1], *pf; |
8a7ddc38 | 2690 | IOHandlerRecord *ioh, *ioh_next; |
67b915a5 FB |
2691 | uint8_t buf[4096]; |
2692 | int n, max_size; | |
2693 | #endif | |
5905b2e5 | 2694 | int ret; |
c4b1fcc0 | 2695 | |
38e205a2 FB |
2696 | #ifdef _WIN32 |
2697 | if (timeout > 0) | |
2698 | Sleep(timeout); | |
2699 | #else | |
b4608c04 | 2700 | /* poll any events */ |
8a7ddc38 | 2701 | /* XXX: separate device handlers from system ones */ |
b4608c04 | 2702 | pf = ufds; |
8a7ddc38 FB |
2703 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
2704 | if (!ioh->fd_can_read) { | |
2705 | max_size = 0; | |
c4b1fcc0 FB |
2706 | pf->fd = ioh->fd; |
2707 | pf->events = POLLIN; | |
2708 | ioh->ufd = pf; | |
2709 | pf++; | |
2710 | } else { | |
8a7ddc38 FB |
2711 | max_size = ioh->fd_can_read(ioh->opaque); |
2712 | if (max_size > 0) { | |
2713 | if (max_size > sizeof(buf)) | |
2714 | max_size = sizeof(buf); | |
2715 | pf->fd = ioh->fd; | |
2716 | pf->events = POLLIN; | |
2717 | ioh->ufd = pf; | |
2718 | pf++; | |
2719 | } else { | |
2720 | ioh->ufd = NULL; | |
2721 | } | |
c4b1fcc0 FB |
2722 | } |
2723 | ioh->max_size = max_size; | |
b4608c04 | 2724 | } |
73332e5c | 2725 | |
b4608c04 FB |
2726 | ret = poll(ufds, pf - ufds, timeout); |
2727 | if (ret > 0) { | |
8a7ddc38 FB |
2728 | /* XXX: better handling of removal */ |
2729 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) { | |
2730 | ioh_next = ioh->next; | |
c4b1fcc0 FB |
2731 | pf = ioh->ufd; |
2732 | if (pf) { | |
8a7ddc38 FB |
2733 | if (pf->revents & POLLIN) { |
2734 | if (ioh->max_size == 0) { | |
2735 | /* just a read event */ | |
2736 | ioh->fd_read(ioh->opaque, NULL, 0); | |
2737 | } else { | |
2738 | n = read(ioh->fd, buf, ioh->max_size); | |
2739 | if (n >= 0) { | |
2740 | ioh->fd_read(ioh->opaque, buf, n); | |
158156d1 | 2741 | } else if (errno != EAGAIN) { |
8a7ddc38 FB |
2742 | ioh->fd_read(ioh->opaque, NULL, -errno); |
2743 | } | |
2744 | } | |
b4608c04 | 2745 | } |
b4608c04 | 2746 | } |
b4608c04 FB |
2747 | } |
2748 | } | |
5905b2e5 | 2749 | #endif /* !defined(_WIN32) */ |
c20709aa FB |
2750 | #if defined(CONFIG_SLIRP) |
2751 | /* XXX: merge with poll() */ | |
2752 | if (slirp_inited) { | |
2753 | fd_set rfds, wfds, xfds; | |
2754 | int nfds; | |
2755 | struct timeval tv; | |
2756 | ||
2757 | nfds = -1; | |
2758 | FD_ZERO(&rfds); | |
2759 | FD_ZERO(&wfds); | |
2760 | FD_ZERO(&xfds); | |
2761 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); | |
2762 | tv.tv_sec = 0; | |
2763 | tv.tv_usec = 0; | |
2764 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); | |
2765 | if (ret >= 0) { | |
2766 | slirp_select_poll(&rfds, &wfds, &xfds); | |
2767 | } | |
2768 | } | |
67b915a5 | 2769 | #endif |
b4608c04 | 2770 | |
8a7ddc38 FB |
2771 | if (vm_running) { |
2772 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
2773 | qemu_get_clock(vm_clock)); | |
8a7ddc38 FB |
2774 | /* run dma transfers, if any */ |
2775 | DMA_run(); | |
b4608c04 | 2776 | } |
313aa567 | 2777 | |
8a7ddc38 FB |
2778 | /* real time timers */ |
2779 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
2780 | qemu_get_clock(rt_clock)); | |
5905b2e5 FB |
2781 | } |
2782 | ||
2783 | int main_loop(void) | |
2784 | { | |
2785 | int ret, timeout; | |
2786 | CPUState *env = global_env; | |
2787 | ||
2788 | for(;;) { | |
2789 | if (vm_running) { | |
2790 | ret = cpu_exec(env); | |
2791 | if (shutdown_requested) { | |
3475187d | 2792 | ret = EXCP_INTERRUPT; |
5905b2e5 FB |
2793 | break; |
2794 | } | |
2795 | if (reset_requested) { | |
2796 | reset_requested = 0; | |
2797 | qemu_system_reset(); | |
3475187d FB |
2798 | ret = EXCP_INTERRUPT; |
2799 | } | |
2800 | if (powerdown_requested) { | |
2801 | powerdown_requested = 0; | |
2802 | qemu_system_powerdown(); | |
2803 | ret = EXCP_INTERRUPT; | |
5905b2e5 FB |
2804 | } |
2805 | if (ret == EXCP_DEBUG) { | |
2806 | vm_stop(EXCP_DEBUG); | |
2807 | } | |
2808 | /* if hlt instruction, we wait until the next IRQ */ | |
2809 | /* XXX: use timeout computed from timers */ | |
3475187d | 2810 | if (ret == EXCP_HLT) |
5905b2e5 FB |
2811 | timeout = 10; |
2812 | else | |
2813 | timeout = 0; | |
2814 | } else { | |
2815 | timeout = 10; | |
2816 | } | |
2817 | main_loop_wait(timeout); | |
b4608c04 | 2818 | } |
34865134 FB |
2819 | cpu_disable_ticks(); |
2820 | return ret; | |
b4608c04 FB |
2821 | } |
2822 | ||
0824d6fc FB |
2823 | void help(void) |
2824 | { | |
f5a8510c | 2825 | printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n" |
0db63474 | 2826 | "usage: %s [options] [disk_image]\n" |
0824d6fc | 2827 | "\n" |
a20dd508 | 2828 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 2829 | "\n" |
a20dd508 | 2830 | "Standard options:\n" |
cc1daa40 | 2831 | "-M machine select emulated machine (-M ? for list)\n" |
c45886db | 2832 | "-fda/-fdb file use 'file' as floppy disk 0/1 image\n" |
36b486bb FB |
2833 | "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n" |
2834 | "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n" | |
c4b1fcc0 | 2835 | "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n" |
9e89a4be | 2836 | "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n" |
a20dd508 | 2837 | "-snapshot write to temporary files instead of disk image files\n" |
a00bad7e | 2838 | "-m megs set virtual RAM size to megs MB [default=%d]\n" |
c4b1fcc0 | 2839 | "-nographic disable graphical output and redirect serial I/Os to console\n" |
4ca0074c | 2840 | #ifndef _WIN32 |
3d11d0eb | 2841 | "-k language use keyboard layout (for example \"fr\" for French)\n" |
4ca0074c | 2842 | #endif |
1d14ffa9 | 2843 | #ifdef HAS_AUDIO |
aaaa7df6 | 2844 | "-enable-audio enable audio support\n" |
1d14ffa9 FB |
2845 | "-audio-help print list of audio drivers and their options\n" |
2846 | "-soundhw c1,... comma separated list of sound card names\n" | |
2847 | " use -soundhw ? to get the list of supported sound cards\n" | |
2848 | #endif | |
89980284 | 2849 | "-localtime set the real time clock to local time [default=utc]\n" |
d63d307f | 2850 | "-full-screen start in full screen\n" |
a09db21f FB |
2851 | #ifdef TARGET_I386 |
2852 | "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n" | |
2853 | #endif | |
6f7e9aec FB |
2854 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
2855 | "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n" | |
bb0c6722 | 2856 | #endif |
c4b1fcc0 FB |
2857 | "\n" |
2858 | "Network options:\n" | |
c20709aa | 2859 | "-nics n simulate 'n' network cards [default=1]\n" |
702c651c | 2860 | "-macaddr addr set the mac address of the first interface\n" |
c20709aa FB |
2861 | "-n script set tap/tun network init script [default=%s]\n" |
2862 | "-tun-fd fd use this fd as already opened tap/tun interface\n" | |
2863 | #ifdef CONFIG_SLIRP | |
2864 | "-user-net use user mode network stack [default if no tap/tun script]\n" | |
9bf05444 | 2865 | "-tftp prefix allow tftp access to files starting with prefix [-user-net]\n" |
c94c8d64 | 2866 | #ifndef _WIN32 |
9d728e8c | 2867 | "-smb dir allow SMB access to files in 'dir' [-user-net]\n" |
c94c8d64 | 2868 | #endif |
9bf05444 FB |
2869 | "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n" |
2870 | " redirect TCP or UDP connections from host to guest [-user-net]\n" | |
c20709aa FB |
2871 | #endif |
2872 | "-dummy-net use dummy network stack\n" | |
a20dd508 | 2873 | "\n" |
c4b1fcc0 | 2874 | "Linux boot specific:\n" |
a20dd508 FB |
2875 | "-kernel bzImage use 'bzImage' as kernel image\n" |
2876 | "-append cmdline use 'cmdline' as kernel command line\n" | |
2877 | "-initrd file use 'file' as initial ram disk\n" | |
fc01f7e7 | 2878 | "\n" |
330d0414 | 2879 | "Debug/Expert options:\n" |
82c643ff FB |
2880 | "-monitor dev redirect the monitor to char device 'dev'\n" |
2881 | "-serial dev redirect the serial port to char device 'dev'\n" | |
6508fe59 | 2882 | "-parallel dev redirect the parallel port to char device 'dev'\n" |
f7cce898 | 2883 | "-pidfile file Write PID to 'file'\n" |
cd6f1169 | 2884 | "-S freeze CPU at startup (use 'c' to start execution)\n" |
a20dd508 FB |
2885 | "-s wait gdb connection to port %d\n" |
2886 | "-p port change gdb connection port\n" | |
f193c797 | 2887 | "-d item1,... output log to %s (use -d ? for a list of log items)\n" |
46d4767d FB |
2888 | "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n" |
2889 | " translation (t=none or lba) (usually qemu can guess them)\n" | |
a20dd508 | 2890 | "-L path set the directory for the BIOS and VGA BIOS\n" |
d993e026 FB |
2891 | #ifdef USE_KQEMU |
2892 | "-no-kqemu disable KQEMU kernel module usage\n" | |
2893 | #endif | |
77fef8c1 FB |
2894 | #ifdef USE_CODE_COPY |
2895 | "-no-code-copy disable code copy acceleration\n" | |
2896 | #endif | |
bb0c6722 FB |
2897 | #ifdef TARGET_I386 |
2898 | "-isa simulate an ISA-only system (default is PCI system)\n" | |
1bfe856e FB |
2899 | "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n" |
2900 | " (default is CL-GD5446 PCI VGA)\n" | |
bb0c6722 | 2901 | #endif |
d63d307f | 2902 | "-loadvm file start right away with a saved state (loadvm in monitor)\n" |
0824d6fc | 2903 | "\n" |
82c643ff | 2904 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
2905 | "ctrl-alt-f toggle full screen\n" |
2906 | "ctrl-alt-n switch to virtual console 'n'\n" | |
2907 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
2908 | "\n" |
2909 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
2910 | , | |
0db63474 FB |
2911 | #ifdef CONFIG_SOFTMMU |
2912 | "qemu", | |
2913 | #else | |
2914 | "qemu-fast", | |
2915 | #endif | |
a00bad7e FB |
2916 | DEFAULT_RAM_SIZE, |
2917 | DEFAULT_NETWORK_SCRIPT, | |
6e44ba7f FB |
2918 | DEFAULT_GDBSTUB_PORT, |
2919 | "/tmp/qemu.log"); | |
0db63474 FB |
2920 | #ifndef CONFIG_SOFTMMU |
2921 | printf("\n" | |
2922 | "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n" | |
2923 | "work. Please use the 'qemu' executable to have a more accurate (but slower)\n" | |
2924 | "PC emulation.\n"); | |
2925 | #endif | |
0824d6fc FB |
2926 | exit(1); |
2927 | } | |
2928 | ||
cd6f1169 FB |
2929 | #define HAS_ARG 0x0001 |
2930 | ||
2931 | enum { | |
2932 | QEMU_OPTION_h, | |
2933 | ||
cc1daa40 | 2934 | QEMU_OPTION_M, |
cd6f1169 FB |
2935 | QEMU_OPTION_fda, |
2936 | QEMU_OPTION_fdb, | |
2937 | QEMU_OPTION_hda, | |
2938 | QEMU_OPTION_hdb, | |
2939 | QEMU_OPTION_hdc, | |
2940 | QEMU_OPTION_hdd, | |
2941 | QEMU_OPTION_cdrom, | |
2942 | QEMU_OPTION_boot, | |
2943 | QEMU_OPTION_snapshot, | |
2944 | QEMU_OPTION_m, | |
2945 | QEMU_OPTION_nographic, | |
1d14ffa9 | 2946 | #ifdef HAS_AUDIO |
cd6f1169 | 2947 | QEMU_OPTION_enable_audio, |
1d14ffa9 FB |
2948 | QEMU_OPTION_audio_help, |
2949 | QEMU_OPTION_soundhw, | |
2950 | #endif | |
cd6f1169 FB |
2951 | |
2952 | QEMU_OPTION_nics, | |
2953 | QEMU_OPTION_macaddr, | |
2954 | QEMU_OPTION_n, | |
2955 | QEMU_OPTION_tun_fd, | |
2956 | QEMU_OPTION_user_net, | |
c7f74643 | 2957 | QEMU_OPTION_tftp, |
9d728e8c | 2958 | QEMU_OPTION_smb, |
9bf05444 | 2959 | QEMU_OPTION_redir, |
cd6f1169 FB |
2960 | QEMU_OPTION_dummy_net, |
2961 | ||
2962 | QEMU_OPTION_kernel, | |
2963 | QEMU_OPTION_append, | |
2964 | QEMU_OPTION_initrd, | |
2965 | ||
2966 | QEMU_OPTION_S, | |
2967 | QEMU_OPTION_s, | |
2968 | QEMU_OPTION_p, | |
2969 | QEMU_OPTION_d, | |
2970 | QEMU_OPTION_hdachs, | |
2971 | QEMU_OPTION_L, | |
2972 | QEMU_OPTION_no_code_copy, | |
69b91039 | 2973 | QEMU_OPTION_pci, |
bb0c6722 | 2974 | QEMU_OPTION_isa, |
77d4bc34 | 2975 | QEMU_OPTION_prep, |
3d11d0eb | 2976 | QEMU_OPTION_k, |
ee22c2f7 | 2977 | QEMU_OPTION_localtime, |
1f04275e | 2978 | QEMU_OPTION_cirrusvga, |
e9b137c2 | 2979 | QEMU_OPTION_g, |
1bfe856e | 2980 | QEMU_OPTION_std_vga, |
82c643ff FB |
2981 | QEMU_OPTION_monitor, |
2982 | QEMU_OPTION_serial, | |
6508fe59 | 2983 | QEMU_OPTION_parallel, |
d63d307f FB |
2984 | QEMU_OPTION_loadvm, |
2985 | QEMU_OPTION_full_screen, | |
f7cce898 | 2986 | QEMU_OPTION_pidfile, |
d993e026 | 2987 | QEMU_OPTION_no_kqemu, |
a09db21f | 2988 | QEMU_OPTION_win2k_hack, |
cd6f1169 FB |
2989 | }; |
2990 | ||
2991 | typedef struct QEMUOption { | |
2992 | const char *name; | |
2993 | int flags; | |
2994 | int index; | |
2995 | } QEMUOption; | |
2996 | ||
2997 | const QEMUOption qemu_options[] = { | |
2998 | { "h", 0, QEMU_OPTION_h }, | |
2999 | ||
cc1daa40 | 3000 | { "M", HAS_ARG, QEMU_OPTION_M }, |
cd6f1169 FB |
3001 | { "fda", HAS_ARG, QEMU_OPTION_fda }, |
3002 | { "fdb", HAS_ARG, QEMU_OPTION_fdb }, | |
3003 | { "hda", HAS_ARG, QEMU_OPTION_hda }, | |
3004 | { "hdb", HAS_ARG, QEMU_OPTION_hdb }, | |
3005 | { "hdc", HAS_ARG, QEMU_OPTION_hdc }, | |
3006 | { "hdd", HAS_ARG, QEMU_OPTION_hdd }, | |
3007 | { "cdrom", HAS_ARG, QEMU_OPTION_cdrom }, | |
3008 | { "boot", HAS_ARG, QEMU_OPTION_boot }, | |
3009 | { "snapshot", 0, QEMU_OPTION_snapshot }, | |
3010 | { "m", HAS_ARG, QEMU_OPTION_m }, | |
3011 | { "nographic", 0, QEMU_OPTION_nographic }, | |
3d11d0eb | 3012 | { "k", HAS_ARG, QEMU_OPTION_k }, |
1d14ffa9 | 3013 | #ifdef HAS_AUDIO |
cd6f1169 | 3014 | { "enable-audio", 0, QEMU_OPTION_enable_audio }, |
1d14ffa9 FB |
3015 | { "audio-help", 0, QEMU_OPTION_audio_help }, |
3016 | { "soundhw", HAS_ARG, QEMU_OPTION_soundhw }, | |
3017 | #endif | |
cd6f1169 FB |
3018 | |
3019 | { "nics", HAS_ARG, QEMU_OPTION_nics}, | |
3020 | { "macaddr", HAS_ARG, QEMU_OPTION_macaddr}, | |
69b91039 | 3021 | { "n", HAS_ARG, QEMU_OPTION_n }, |
cd6f1169 | 3022 | { "tun-fd", HAS_ARG, QEMU_OPTION_tun_fd }, |
158156d1 | 3023 | #ifdef CONFIG_SLIRP |
cd6f1169 | 3024 | { "user-net", 0, QEMU_OPTION_user_net }, |
c7f74643 | 3025 | { "tftp", HAS_ARG, QEMU_OPTION_tftp }, |
c94c8d64 | 3026 | #ifndef _WIN32 |
9d728e8c | 3027 | { "smb", HAS_ARG, QEMU_OPTION_smb }, |
c94c8d64 | 3028 | #endif |
9bf05444 | 3029 | { "redir", HAS_ARG, QEMU_OPTION_redir }, |
158156d1 | 3030 | #endif |
cd6f1169 FB |
3031 | { "dummy-net", 0, QEMU_OPTION_dummy_net }, |
3032 | ||
3033 | { "kernel", HAS_ARG, QEMU_OPTION_kernel }, | |
3034 | { "append", HAS_ARG, QEMU_OPTION_append }, | |
3035 | { "initrd", HAS_ARG, QEMU_OPTION_initrd }, | |
3036 | ||
3037 | { "S", 0, QEMU_OPTION_S }, | |
3038 | { "s", 0, QEMU_OPTION_s }, | |
3039 | { "p", HAS_ARG, QEMU_OPTION_p }, | |
3040 | { "d", HAS_ARG, QEMU_OPTION_d }, | |
3041 | { "hdachs", HAS_ARG, QEMU_OPTION_hdachs }, | |
3042 | { "L", HAS_ARG, QEMU_OPTION_L }, | |
3043 | { "no-code-copy", 0, QEMU_OPTION_no_code_copy }, | |
d993e026 FB |
3044 | #ifdef USE_KQEMU |
3045 | { "no-kqemu", 0, QEMU_OPTION_no_kqemu }, | |
3046 | #endif | |
77d4bc34 FB |
3047 | #ifdef TARGET_PPC |
3048 | { "prep", 0, QEMU_OPTION_prep }, | |
6f7e9aec FB |
3049 | #endif |
3050 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) | |
e9b137c2 | 3051 | { "g", 1, QEMU_OPTION_g }, |
77d4bc34 | 3052 | #endif |
ee22c2f7 | 3053 | { "localtime", 0, QEMU_OPTION_localtime }, |
bb0c6722 | 3054 | { "isa", 0, QEMU_OPTION_isa }, |
1bfe856e | 3055 | { "std-vga", 0, QEMU_OPTION_std_vga }, |
82c643ff FB |
3056 | { "monitor", 1, QEMU_OPTION_monitor }, |
3057 | { "serial", 1, QEMU_OPTION_serial }, | |
6508fe59 | 3058 | { "parallel", 1, QEMU_OPTION_parallel }, |
d63d307f FB |
3059 | { "loadvm", HAS_ARG, QEMU_OPTION_loadvm }, |
3060 | { "full-screen", 0, QEMU_OPTION_full_screen }, | |
f7cce898 | 3061 | { "pidfile", HAS_ARG, QEMU_OPTION_pidfile }, |
a09db21f FB |
3062 | { "win2k-hack", 0, QEMU_OPTION_win2k_hack }, |
3063 | ||
1f04275e FB |
3064 | /* temporary options */ |
3065 | { "pci", 0, QEMU_OPTION_pci }, | |
3066 | { "cirrusvga", 0, QEMU_OPTION_cirrusvga }, | |
cd6f1169 | 3067 | { NULL }, |
fc01f7e7 FB |
3068 | }; |
3069 | ||
77fef8c1 FB |
3070 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
3071 | ||
3072 | /* this stack is only used during signal handling */ | |
3073 | #define SIGNAL_STACK_SIZE 32768 | |
3074 | ||
3075 | static uint8_t *signal_stack; | |
3076 | ||
3077 | #endif | |
3078 | ||
5905b2e5 FB |
3079 | /* password input */ |
3080 | ||
3081 | static BlockDriverState *get_bdrv(int index) | |
3082 | { | |
3083 | BlockDriverState *bs; | |
3084 | ||
3085 | if (index < 4) { | |
3086 | bs = bs_table[index]; | |
3087 | } else if (index < 6) { | |
3088 | bs = fd_table[index - 4]; | |
3089 | } else { | |
3090 | bs = NULL; | |
3091 | } | |
3092 | return bs; | |
3093 | } | |
3094 | ||
3095 | static void read_passwords(void) | |
3096 | { | |
3097 | BlockDriverState *bs; | |
3098 | int i, j; | |
3099 | char password[256]; | |
3100 | ||
3101 | for(i = 0; i < 6; i++) { | |
3102 | bs = get_bdrv(i); | |
3103 | if (bs && bdrv_is_encrypted(bs)) { | |
3104 | term_printf("%s is encrypted.\n", bdrv_get_device_name(bs)); | |
3105 | for(j = 0; j < 3; j++) { | |
3106 | monitor_readline("Password: ", | |
3107 | 1, password, sizeof(password)); | |
3108 | if (bdrv_set_key(bs, password) == 0) | |
3109 | break; | |
3110 | term_printf("invalid password\n"); | |
3111 | } | |
3112 | } | |
3113 | } | |
3114 | } | |
3115 | ||
cc1daa40 FB |
3116 | /* XXX: currently we cannot use simultaneously different CPUs */ |
3117 | void register_machines(void) | |
3118 | { | |
3119 | #if defined(TARGET_I386) | |
3120 | qemu_register_machine(&pc_machine); | |
3121 | #elif defined(TARGET_PPC) | |
3122 | qemu_register_machine(&heathrow_machine); | |
3123 | qemu_register_machine(&core99_machine); | |
3124 | qemu_register_machine(&prep_machine); | |
6af0bf9c FB |
3125 | #elif defined(TARGET_MIPS) |
3126 | qemu_register_machine(&mips_machine); | |
cc1daa40 | 3127 | #elif defined(TARGET_SPARC) |
3475187d FB |
3128 | #ifdef TARGET_SPARC64 |
3129 | qemu_register_machine(&sun4u_machine); | |
3130 | #else | |
cc1daa40 FB |
3131 | qemu_register_machine(&sun4m_machine); |
3132 | #endif | |
3475187d | 3133 | #endif |
cc1daa40 FB |
3134 | } |
3135 | ||
1d14ffa9 FB |
3136 | #ifdef HAS_AUDIO |
3137 | static void select_soundhw (const char *optarg) | |
3138 | { | |
3139 | if (*optarg == '?') { | |
3140 | show_valid_cards: | |
3141 | printf ("Valid sound card names (comma separated):\n"); | |
3142 | printf ("sb16 Creative Sound Blaster 16\n"); | |
3143 | #ifdef CONFIG_ADLIB | |
3144 | #ifdef HAS_YMF262 | |
3145 | printf ("adlib Ymaha YMF262 (OPL3)\n"); | |
3146 | #else | |
3147 | printf ("adlib Ymaha YM3812 (OPL2)\n"); | |
3148 | #endif | |
3149 | #endif | |
3150 | #ifdef CONFIG_GUS | |
3151 | printf ("gus Gravis Ultrasound GF1\n"); | |
3152 | #endif | |
3153 | printf ("es1370 ENSONIQ AudioPCI ES1370\n"); | |
3154 | exit (*optarg != '?'); | |
3155 | } | |
3156 | else { | |
3157 | struct { | |
3158 | char *name; | |
3159 | int *enabledp; | |
3160 | } soundhw_tab[] = { | |
3161 | { "sb16", &sb16_enabled }, | |
3162 | #ifdef CONFIG_ADLIB | |
3163 | { "adlib", &adlib_enabled }, | |
3164 | #endif | |
3165 | #ifdef CONFIG_GUS | |
3166 | { "gus", &gus_enabled }, | |
3167 | #endif | |
3168 | { "es1370", &es1370_enabled }, | |
3169 | }; | |
3170 | size_t tablen, l, i; | |
3171 | const char *p; | |
3172 | char *e; | |
3173 | int bad_card = 0; | |
3174 | ||
3175 | p = optarg; | |
3176 | tablen = sizeof (soundhw_tab) / sizeof (soundhw_tab[0]); | |
3177 | ||
3178 | while (*p) { | |
3179 | e = strchr (p, ','); | |
3180 | l = !e ? strlen (p) : (size_t) (e - p); | |
3181 | for (i = 0; i < tablen; ++i) { | |
3182 | if (!strncmp (soundhw_tab[i].name, p, l)) { | |
3183 | audio_enabled = 1; | |
3184 | *soundhw_tab[i].enabledp = 1; | |
3185 | break; | |
3186 | } | |
3187 | } | |
3188 | if (i == tablen) { | |
3189 | if (l > 80) { | |
3190 | fprintf (stderr, | |
3191 | "Unknown sound card name (too big to show)\n"); | |
3192 | } | |
3193 | else { | |
3194 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
3195 | (int) l, p); | |
3196 | } | |
3197 | bad_card = 1; | |
3198 | } | |
3199 | p += l + (e != NULL); | |
3200 | } | |
3201 | ||
3202 | if (bad_card) | |
3203 | goto show_valid_cards; | |
3204 | } | |
3205 | } | |
3206 | #endif | |
3207 | ||
c20709aa FB |
3208 | #define NET_IF_TUN 0 |
3209 | #define NET_IF_USER 1 | |
3210 | #define NET_IF_DUMMY 2 | |
3211 | ||
0824d6fc FB |
3212 | int main(int argc, char **argv) |
3213 | { | |
67b915a5 FB |
3214 | #ifdef CONFIG_GDBSTUB |
3215 | int use_gdbstub, gdbstub_port; | |
3216 | #endif | |
cc1daa40 | 3217 | int i, cdrom_index; |
1ccde1cb | 3218 | int snapshot, linux_boot; |
c45886db | 3219 | CPUState *env; |
7f7f9873 | 3220 | const char *initrd_filename; |
c45886db | 3221 | const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD]; |
a20dd508 | 3222 | const char *kernel_filename, *kernel_cmdline; |
313aa567 | 3223 | DisplayState *ds = &display_state; |
46d4767d | 3224 | int cyls, heads, secs, translation; |
a541f297 | 3225 | int start_emulation = 1; |
702c651c | 3226 | uint8_t macaddr[6]; |
c20709aa | 3227 | int net_if_type, nb_tun_fds, tun_fds[MAX_NICS]; |
cd6f1169 FB |
3228 | int optind; |
3229 | const char *r, *optarg; | |
82c643ff FB |
3230 | CharDriverState *monitor_hd; |
3231 | char monitor_device[128]; | |
8d11df9e FB |
3232 | char serial_devices[MAX_SERIAL_PORTS][128]; |
3233 | int serial_device_index; | |
6508fe59 FB |
3234 | char parallel_devices[MAX_PARALLEL_PORTS][128]; |
3235 | int parallel_device_index; | |
d63d307f | 3236 | const char *loadvm = NULL; |
cc1daa40 FB |
3237 | QEMUMachine *machine; |
3238 | ||
67b915a5 | 3239 | #if !defined(CONFIG_SOFTMMU) |
0824d6fc FB |
3240 | /* we never want that malloc() uses mmap() */ |
3241 | mallopt(M_MMAP_THRESHOLD, 4096 * 1024); | |
67b915a5 | 3242 | #endif |
cc1daa40 FB |
3243 | register_machines(); |
3244 | machine = first_machine; | |
fc01f7e7 | 3245 | initrd_filename = NULL; |
c45886db FB |
3246 | for(i = 0; i < MAX_FD; i++) |
3247 | fd_filename[i] = NULL; | |
fc01f7e7 FB |
3248 | for(i = 0; i < MAX_DISKS; i++) |
3249 | hd_filename[i] = NULL; | |
a00bad7e | 3250 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
313aa567 | 3251 | vga_ram_size = VGA_RAM_SIZE; |
0ced6589 | 3252 | bios_size = BIOS_SIZE; |
f1510b2c | 3253 | pstrcpy(network_script, sizeof(network_script), DEFAULT_NETWORK_SCRIPT); |
67b915a5 | 3254 | #ifdef CONFIG_GDBSTUB |
b4608c04 FB |
3255 | use_gdbstub = 0; |
3256 | gdbstub_port = DEFAULT_GDBSTUB_PORT; | |
67b915a5 | 3257 | #endif |
33e3963e | 3258 | snapshot = 0; |
a20dd508 FB |
3259 | nographic = 0; |
3260 | kernel_filename = NULL; | |
3261 | kernel_cmdline = ""; | |
cc1daa40 FB |
3262 | #ifdef TARGET_PPC |
3263 | cdrom_index = 1; | |
3264 | #else | |
3265 | cdrom_index = 2; | |
3266 | #endif | |
c4b1fcc0 | 3267 | cyls = heads = secs = 0; |
46d4767d | 3268 | translation = BIOS_ATA_TRANSLATION_AUTO; |
82c643ff | 3269 | pstrcpy(monitor_device, sizeof(monitor_device), "vc"); |
c4b1fcc0 | 3270 | |
8d11df9e FB |
3271 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc"); |
3272 | for(i = 1; i < MAX_SERIAL_PORTS; i++) | |
3273 | serial_devices[i][0] = '\0'; | |
3274 | serial_device_index = 0; | |
3275 | ||
6508fe59 FB |
3276 | pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc"); |
3277 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) | |
3278 | parallel_devices[i][0] = '\0'; | |
3279 | parallel_device_index = 0; | |
3280 | ||
c20709aa FB |
3281 | nb_tun_fds = 0; |
3282 | net_if_type = -1; | |
c4b1fcc0 | 3283 | nb_nics = 1; |
702c651c FB |
3284 | /* default mac address of the first network interface */ |
3285 | macaddr[0] = 0x52; | |
3286 | macaddr[1] = 0x54; | |
3287 | macaddr[2] = 0x00; | |
3288 | macaddr[3] = 0x12; | |
3289 | macaddr[4] = 0x34; | |
3290 | macaddr[5] = 0x56; | |
82c643ff | 3291 | |
cd6f1169 | 3292 | optind = 1; |
0824d6fc | 3293 | for(;;) { |
cd6f1169 | 3294 | if (optind >= argc) |
0824d6fc | 3295 | break; |
cd6f1169 FB |
3296 | r = argv[optind]; |
3297 | if (r[0] != '-') { | |
3298 | hd_filename[0] = argv[optind++]; | |
3299 | } else { | |
3300 | const QEMUOption *popt; | |
3301 | ||
3302 | optind++; | |
3303 | popt = qemu_options; | |
3304 | for(;;) { | |
3305 | if (!popt->name) { | |
3306 | fprintf(stderr, "%s: invalid option -- '%s'\n", | |
3307 | argv[0], r); | |
3308 | exit(1); | |
3309 | } | |
3310 | if (!strcmp(popt->name, r + 1)) | |
3311 | break; | |
3312 | popt++; | |
3313 | } | |
3314 | if (popt->flags & HAS_ARG) { | |
3315 | if (optind >= argc) { | |
3316 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
3317 | argv[0], r); | |
3318 | exit(1); | |
3319 | } | |
3320 | optarg = argv[optind++]; | |
3321 | } else { | |
3322 | optarg = NULL; | |
3323 | } | |
3324 | ||
3325 | switch(popt->index) { | |
cc1daa40 FB |
3326 | case QEMU_OPTION_M: |
3327 | machine = find_machine(optarg); | |
3328 | if (!machine) { | |
3329 | QEMUMachine *m; | |
3330 | printf("Supported machines are:\n"); | |
3331 | for(m = first_machine; m != NULL; m = m->next) { | |
3332 | printf("%-10s %s%s\n", | |
3333 | m->name, m->desc, | |
3334 | m == first_machine ? " (default)" : ""); | |
3335 | } | |
3336 | exit(1); | |
3337 | } | |
3338 | break; | |
cd6f1169 | 3339 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
3340 | initrd_filename = optarg; |
3341 | break; | |
cd6f1169 | 3342 | case QEMU_OPTION_hda: |
cd6f1169 | 3343 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
3344 | case QEMU_OPTION_hdc: |
3345 | case QEMU_OPTION_hdd: | |
3346 | { | |
3347 | int hd_index; | |
3348 | hd_index = popt->index - QEMU_OPTION_hda; | |
3349 | hd_filename[hd_index] = optarg; | |
3350 | if (hd_index == cdrom_index) | |
3351 | cdrom_index = -1; | |
3352 | } | |
fc01f7e7 | 3353 | break; |
cd6f1169 | 3354 | case QEMU_OPTION_snapshot: |
33e3963e FB |
3355 | snapshot = 1; |
3356 | break; | |
cd6f1169 | 3357 | case QEMU_OPTION_hdachs: |
330d0414 | 3358 | { |
330d0414 FB |
3359 | const char *p; |
3360 | p = optarg; | |
3361 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
3362 | if (cyls < 1 || cyls > 16383) |
3363 | goto chs_fail; | |
330d0414 FB |
3364 | if (*p != ',') |
3365 | goto chs_fail; | |
3366 | p++; | |
3367 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
3368 | if (heads < 1 || heads > 16) |
3369 | goto chs_fail; | |
330d0414 FB |
3370 | if (*p != ',') |
3371 | goto chs_fail; | |
3372 | p++; | |
3373 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
3374 | if (secs < 1 || secs > 63) |
3375 | goto chs_fail; | |
3376 | if (*p == ',') { | |
3377 | p++; | |
3378 | if (!strcmp(p, "none")) | |
3379 | translation = BIOS_ATA_TRANSLATION_NONE; | |
3380 | else if (!strcmp(p, "lba")) | |
3381 | translation = BIOS_ATA_TRANSLATION_LBA; | |
3382 | else if (!strcmp(p, "auto")) | |
3383 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
3384 | else | |
3385 | goto chs_fail; | |
3386 | } else if (*p != '\0') { | |
c4b1fcc0 | 3387 | chs_fail: |
46d4767d FB |
3388 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
3389 | exit(1); | |
c4b1fcc0 | 3390 | } |
330d0414 FB |
3391 | } |
3392 | break; | |
cd6f1169 | 3393 | case QEMU_OPTION_nographic: |
82c643ff | 3394 | pstrcpy(monitor_device, sizeof(monitor_device), "stdio"); |
8d11df9e | 3395 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio"); |
a20dd508 FB |
3396 | nographic = 1; |
3397 | break; | |
cd6f1169 | 3398 | case QEMU_OPTION_kernel: |
a20dd508 FB |
3399 | kernel_filename = optarg; |
3400 | break; | |
cd6f1169 | 3401 | case QEMU_OPTION_append: |
a20dd508 | 3402 | kernel_cmdline = optarg; |
313aa567 | 3403 | break; |
cd6f1169 | 3404 | case QEMU_OPTION_tun_fd: |
c4b1fcc0 FB |
3405 | { |
3406 | const char *p; | |
3407 | int fd; | |
d6b86f4d | 3408 | net_if_type = NET_IF_TUN; |
c20709aa FB |
3409 | if (nb_tun_fds < MAX_NICS) { |
3410 | fd = strtol(optarg, (char **)&p, 0); | |
3411 | if (*p != '\0') { | |
3412 | fprintf(stderr, "qemu: invalid fd for network interface %d\n", nb_tun_fds); | |
c4b1fcc0 FB |
3413 | exit(1); |
3414 | } | |
c20709aa | 3415 | tun_fds[nb_tun_fds++] = fd; |
c4b1fcc0 FB |
3416 | } |
3417 | } | |
42f1e0e4 | 3418 | break; |
cd6f1169 | 3419 | case QEMU_OPTION_cdrom: |
cc1daa40 FB |
3420 | if (cdrom_index >= 0) { |
3421 | hd_filename[cdrom_index] = optarg; | |
3422 | } | |
36b486bb | 3423 | break; |
cd6f1169 | 3424 | case QEMU_OPTION_boot: |
36b486bb | 3425 | boot_device = optarg[0]; |
9e89a4be | 3426 | if (boot_device != 'a' && |
6f7e9aec FB |
3427 | #ifdef TARGET_SPARC |
3428 | // Network boot | |
3429 | boot_device != 'n' && | |
3430 | #endif | |
c45886db | 3431 | boot_device != 'c' && boot_device != 'd') { |
36b486bb FB |
3432 | fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device); |
3433 | exit(1); | |
3434 | } | |
3435 | break; | |
cd6f1169 | 3436 | case QEMU_OPTION_fda: |
c45886db FB |
3437 | fd_filename[0] = optarg; |
3438 | break; | |
cd6f1169 | 3439 | case QEMU_OPTION_fdb: |
c45886db FB |
3440 | fd_filename[1] = optarg; |
3441 | break; | |
cd6f1169 | 3442 | case QEMU_OPTION_no_code_copy: |
77fef8c1 FB |
3443 | code_copy_enabled = 0; |
3444 | break; | |
cd6f1169 | 3445 | case QEMU_OPTION_nics: |
c4b1fcc0 | 3446 | nb_nics = atoi(optarg); |
3a1bc175 | 3447 | if (nb_nics < 0 || nb_nics > MAX_NICS) { |
c4b1fcc0 FB |
3448 | fprintf(stderr, "qemu: invalid number of network interfaces\n"); |
3449 | exit(1); | |
3450 | } | |
3451 | break; | |
cd6f1169 | 3452 | case QEMU_OPTION_macaddr: |
702c651c FB |
3453 | { |
3454 | const char *p; | |
3455 | int i; | |
3456 | p = optarg; | |
3457 | for(i = 0; i < 6; i++) { | |
3458 | macaddr[i] = strtol(p, (char **)&p, 16); | |
3459 | if (i == 5) { | |
3460 | if (*p != '\0') | |
3461 | goto macaddr_error; | |
3462 | } else { | |
3463 | if (*p != ':') { | |
3464 | macaddr_error: | |
3465 | fprintf(stderr, "qemu: invalid syntax for ethernet address\n"); | |
3466 | exit(1); | |
3467 | } | |
3468 | p++; | |
3469 | } | |
3470 | } | |
3471 | } | |
3472 | break; | |
c7f74643 FB |
3473 | #ifdef CONFIG_SLIRP |
3474 | case QEMU_OPTION_tftp: | |
c7f74643 | 3475 | tftp_prefix = optarg; |
9bf05444 | 3476 | break; |
c94c8d64 | 3477 | #ifndef _WIN32 |
9d728e8c FB |
3478 | case QEMU_OPTION_smb: |
3479 | net_slirp_smb(optarg); | |
3480 | break; | |
c94c8d64 | 3481 | #endif |
cd6f1169 | 3482 | case QEMU_OPTION_user_net: |
c20709aa FB |
3483 | net_if_type = NET_IF_USER; |
3484 | break; | |
9bf05444 FB |
3485 | case QEMU_OPTION_redir: |
3486 | net_slirp_redir(optarg); | |
3487 | break; | |
c7f74643 | 3488 | #endif |
cd6f1169 | 3489 | case QEMU_OPTION_dummy_net: |
c20709aa FB |
3490 | net_if_type = NET_IF_DUMMY; |
3491 | break; | |
1d14ffa9 | 3492 | #ifdef HAS_AUDIO |
cd6f1169 | 3493 | case QEMU_OPTION_enable_audio: |
aaaa7df6 | 3494 | audio_enabled = 1; |
1d14ffa9 FB |
3495 | sb16_enabled = 1; |
3496 | adlib_enabled = 1; | |
3497 | gus_enabled = 1; | |
3498 | es1370_enabled = 1; | |
aaaa7df6 | 3499 | break; |
1d14ffa9 FB |
3500 | case QEMU_OPTION_audio_help: |
3501 | AUD_help (); | |
3502 | exit (0); | |
3503 | break; | |
3504 | case QEMU_OPTION_soundhw: | |
3505 | select_soundhw (optarg); | |
3506 | break; | |
3507 | #endif | |
cd6f1169 | 3508 | case QEMU_OPTION_h: |
0824d6fc | 3509 | help(); |
cd6f1169 FB |
3510 | break; |
3511 | case QEMU_OPTION_m: | |
3512 | ram_size = atoi(optarg) * 1024 * 1024; | |
3513 | if (ram_size <= 0) | |
3514 | help(); | |
3515 | if (ram_size > PHYS_RAM_MAX_SIZE) { | |
3516 | fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n", | |
3517 | PHYS_RAM_MAX_SIZE / (1024 * 1024)); | |
3518 | exit(1); | |
3519 | } | |
3520 | break; | |
3521 | case QEMU_OPTION_d: | |
3522 | { | |
3523 | int mask; | |
3524 | CPULogItem *item; | |
3525 | ||
3526 | mask = cpu_str_to_log_mask(optarg); | |
3527 | if (!mask) { | |
3528 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
3529 | for(item = cpu_log_items; item->mask != 0; item++) { |
3530 | printf("%-10s %s\n", item->name, item->help); | |
3531 | } | |
3532 | exit(1); | |
cd6f1169 FB |
3533 | } |
3534 | cpu_set_log(mask); | |
f193c797 | 3535 | } |
cd6f1169 FB |
3536 | break; |
3537 | case QEMU_OPTION_n: | |
3538 | pstrcpy(network_script, sizeof(network_script), optarg); | |
3539 | break; | |
67b915a5 | 3540 | #ifdef CONFIG_GDBSTUB |
cd6f1169 FB |
3541 | case QEMU_OPTION_s: |
3542 | use_gdbstub = 1; | |
3543 | break; | |
3544 | case QEMU_OPTION_p: | |
3545 | gdbstub_port = atoi(optarg); | |
3546 | break; | |
67b915a5 | 3547 | #endif |
cd6f1169 FB |
3548 | case QEMU_OPTION_L: |
3549 | bios_dir = optarg; | |
3550 | break; | |
3551 | case QEMU_OPTION_S: | |
3552 | start_emulation = 0; | |
3553 | break; | |
69b91039 FB |
3554 | case QEMU_OPTION_pci: |
3555 | pci_enabled = 1; | |
3556 | break; | |
bb0c6722 FB |
3557 | case QEMU_OPTION_isa: |
3558 | pci_enabled = 0; | |
3559 | break; | |
77d4bc34 FB |
3560 | case QEMU_OPTION_prep: |
3561 | prep_enabled = 1; | |
3562 | break; | |
3d11d0eb FB |
3563 | case QEMU_OPTION_k: |
3564 | keyboard_layout = optarg; | |
3565 | break; | |
ee22c2f7 FB |
3566 | case QEMU_OPTION_localtime: |
3567 | rtc_utc = 0; | |
3568 | break; | |
1f04275e FB |
3569 | case QEMU_OPTION_cirrusvga: |
3570 | cirrus_vga_enabled = 1; | |
3571 | break; | |
1bfe856e FB |
3572 | case QEMU_OPTION_std_vga: |
3573 | cirrus_vga_enabled = 0; | |
3574 | break; | |
e9b137c2 FB |
3575 | case QEMU_OPTION_g: |
3576 | { | |
3577 | const char *p; | |
3578 | int w, h, depth; | |
3579 | p = optarg; | |
3580 | w = strtol(p, (char **)&p, 10); | |
3581 | if (w <= 0) { | |
3582 | graphic_error: | |
3583 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
3584 | exit(1); | |
3585 | } | |
3586 | if (*p != 'x') | |
3587 | goto graphic_error; | |
3588 | p++; | |
3589 | h = strtol(p, (char **)&p, 10); | |
3590 | if (h <= 0) | |
3591 | goto graphic_error; | |
3592 | if (*p == 'x') { | |
3593 | p++; | |
3594 | depth = strtol(p, (char **)&p, 10); | |
3595 | if (depth != 8 && depth != 15 && depth != 16 && | |
3596 | depth != 24 && depth != 32) | |
3597 | goto graphic_error; | |
3598 | } else if (*p == '\0') { | |
3599 | depth = graphic_depth; | |
3600 | } else { | |
3601 | goto graphic_error; | |
3602 | } | |
3603 | ||
3604 | graphic_width = w; | |
3605 | graphic_height = h; | |
3606 | graphic_depth = depth; | |
3607 | } | |
3608 | break; | |
82c643ff FB |
3609 | case QEMU_OPTION_monitor: |
3610 | pstrcpy(monitor_device, sizeof(monitor_device), optarg); | |
3611 | break; | |
3612 | case QEMU_OPTION_serial: | |
8d11df9e FB |
3613 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
3614 | fprintf(stderr, "qemu: too many serial ports\n"); | |
3615 | exit(1); | |
3616 | } | |
3617 | pstrcpy(serial_devices[serial_device_index], | |
3618 | sizeof(serial_devices[0]), optarg); | |
3619 | serial_device_index++; | |
82c643ff | 3620 | break; |
6508fe59 FB |
3621 | case QEMU_OPTION_parallel: |
3622 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
3623 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
3624 | exit(1); | |
3625 | } | |
3626 | pstrcpy(parallel_devices[parallel_device_index], | |
3627 | sizeof(parallel_devices[0]), optarg); | |
3628 | parallel_device_index++; | |
3629 | break; | |
d63d307f FB |
3630 | case QEMU_OPTION_loadvm: |
3631 | loadvm = optarg; | |
3632 | break; | |
3633 | case QEMU_OPTION_full_screen: | |
3634 | full_screen = 1; | |
3635 | break; | |
f7cce898 FB |
3636 | case QEMU_OPTION_pidfile: |
3637 | create_pidfile(optarg); | |
3638 | break; | |
a09db21f FB |
3639 | #ifdef TARGET_I386 |
3640 | case QEMU_OPTION_win2k_hack: | |
3641 | win2k_install_hack = 1; | |
3642 | break; | |
3643 | #endif | |
d993e026 FB |
3644 | #ifdef USE_KQEMU |
3645 | case QEMU_OPTION_no_kqemu: | |
3646 | kqemu_allowed = 0; | |
3647 | break; | |
3648 | #endif | |
cd6f1169 | 3649 | } |
0824d6fc FB |
3650 | } |
3651 | } | |
330d0414 | 3652 | |
a20dd508 | 3653 | linux_boot = (kernel_filename != NULL); |
330d0414 | 3654 | |
cc1daa40 FB |
3655 | if (!linux_boot && |
3656 | hd_filename[0] == '\0' && | |
3657 | (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') && | |
c45886db | 3658 | fd_filename[0] == '\0') |
0824d6fc | 3659 | help(); |
8f2b1fb0 FB |
3660 | |
3661 | /* boot to cd by default if no hard disk */ | |
d0309311 FB |
3662 | if (hd_filename[0] == '\0' && boot_device == 'c') { |
3663 | if (fd_filename[0] != '\0') | |
3664 | boot_device = 'a'; | |
3665 | else | |
3666 | boot_device = 'd'; | |
3667 | } | |
0824d6fc | 3668 | |
dc887a4d FB |
3669 | #if !defined(CONFIG_SOFTMMU) |
3670 | /* must avoid mmap() usage of glibc by setting a buffer "by hand" */ | |
3671 | { | |
3672 | static uint8_t stdout_buf[4096]; | |
3673 | setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf)); | |
3674 | } | |
3675 | #else | |
b118d61e | 3676 | setvbuf(stdout, NULL, _IOLBF, 0); |
dc887a4d | 3677 | #endif |
0824d6fc | 3678 | |
c4b1fcc0 | 3679 | /* init host network redirectors */ |
c20709aa FB |
3680 | if (net_if_type == -1) { |
3681 | net_if_type = NET_IF_TUN; | |
3682 | #if defined(CONFIG_SLIRP) | |
3683 | if (access(network_script, R_OK) < 0) { | |
3684 | net_if_type = NET_IF_USER; | |
3685 | } | |
3686 | #endif | |
3687 | } | |
3688 | ||
3689 | for(i = 0; i < nb_nics; i++) { | |
702c651c | 3690 | NetDriverState *nd = &nd_table[i]; |
c20709aa | 3691 | nd->index = i; |
702c651c FB |
3692 | /* init virtual mac address */ |
3693 | nd->macaddr[0] = macaddr[0]; | |
3694 | nd->macaddr[1] = macaddr[1]; | |
3695 | nd->macaddr[2] = macaddr[2]; | |
3696 | nd->macaddr[3] = macaddr[3]; | |
3697 | nd->macaddr[4] = macaddr[4]; | |
3698 | nd->macaddr[5] = macaddr[5] + i; | |
c20709aa FB |
3699 | switch(net_if_type) { |
3700 | #if defined(CONFIG_SLIRP) | |
3701 | case NET_IF_USER: | |
3702 | net_slirp_init(nd); | |
3703 | break; | |
3704 | #endif | |
3705 | #if !defined(_WIN32) | |
3706 | case NET_IF_TUN: | |
3707 | if (i < nb_tun_fds) { | |
3708 | net_fd_init(nd, tun_fds[i]); | |
3709 | } else { | |
d927637d FB |
3710 | if (net_tun_init(nd) < 0) |
3711 | net_dummy_init(nd); | |
c20709aa FB |
3712 | } |
3713 | break; | |
3714 | #endif | |
3715 | case NET_IF_DUMMY: | |
3716 | default: | |
3717 | net_dummy_init(nd); | |
3718 | break; | |
3719 | } | |
702c651c | 3720 | } |
f1510b2c | 3721 | |
0824d6fc | 3722 | /* init the memory */ |
0ced6589 | 3723 | phys_ram_size = ram_size + vga_ram_size + bios_size; |
7f7f9873 FB |
3724 | |
3725 | #ifdef CONFIG_SOFTMMU | |
d993e026 | 3726 | phys_ram_base = qemu_vmalloc(phys_ram_size); |
7f7f9873 FB |
3727 | if (!phys_ram_base) { |
3728 | fprintf(stderr, "Could not allocate physical memory\n"); | |
0824d6fc FB |
3729 | exit(1); |
3730 | } | |
7f7f9873 FB |
3731 | #else |
3732 | /* as we must map the same page at several addresses, we must use | |
3733 | a fd */ | |
3734 | { | |
3735 | const char *tmpdir; | |
3736 | ||
3737 | tmpdir = getenv("QEMU_TMPDIR"); | |
3738 | if (!tmpdir) | |
3739 | tmpdir = "/tmp"; | |
3740 | snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir); | |
3741 | if (mkstemp(phys_ram_file) < 0) { | |
3742 | fprintf(stderr, "Could not create temporary memory file '%s'\n", | |
3743 | phys_ram_file); | |
3744 | exit(1); | |
3745 | } | |
3746 | phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600); | |
3747 | if (phys_ram_fd < 0) { | |
3748 | fprintf(stderr, "Could not open temporary memory file '%s'\n", | |
3749 | phys_ram_file); | |
3750 | exit(1); | |
3751 | } | |
1ccde1cb | 3752 | ftruncate(phys_ram_fd, phys_ram_size); |
7f7f9873 | 3753 | unlink(phys_ram_file); |
1ccde1cb FB |
3754 | phys_ram_base = mmap(get_mmap_addr(phys_ram_size), |
3755 | phys_ram_size, | |
7f7f9873 FB |
3756 | PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED, |
3757 | phys_ram_fd, 0); | |
3758 | if (phys_ram_base == MAP_FAILED) { | |
3759 | fprintf(stderr, "Could not map physical memory\n"); | |
3760 | exit(1); | |
3761 | } | |
3762 | } | |
3763 | #endif | |
0824d6fc | 3764 | |
c4b1fcc0 | 3765 | /* we always create the cdrom drive, even if no disk is there */ |
5905b2e5 | 3766 | bdrv_init(); |
cc1daa40 FB |
3767 | if (cdrom_index >= 0) { |
3768 | bs_table[cdrom_index] = bdrv_new("cdrom"); | |
3769 | bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM); | |
c4b1fcc0 FB |
3770 | } |
3771 | ||
33e3963e FB |
3772 | /* open the virtual block devices */ |
3773 | for(i = 0; i < MAX_DISKS; i++) { | |
3774 | if (hd_filename[i]) { | |
33e3963e | 3775 | if (!bs_table[i]) { |
c4b1fcc0 FB |
3776 | char buf[64]; |
3777 | snprintf(buf, sizeof(buf), "hd%c", i + 'a'); | |
3778 | bs_table[i] = bdrv_new(buf); | |
3779 | } | |
3780 | if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) { | |
5905b2e5 | 3781 | fprintf(stderr, "qemu: could not open hard disk image '%s'\n", |
33e3963e FB |
3782 | hd_filename[i]); |
3783 | exit(1); | |
3784 | } | |
46d4767d | 3785 | if (i == 0 && cyls != 0) { |
c4b1fcc0 | 3786 | bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs); |
46d4767d FB |
3787 | bdrv_set_translation_hint(bs_table[i], translation); |
3788 | } | |
c4b1fcc0 FB |
3789 | } |
3790 | } | |
3791 | ||
3792 | /* we always create at least one floppy disk */ | |
3793 | fd_table[0] = bdrv_new("fda"); | |
3794 | bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY); | |
3795 | ||
3796 | for(i = 0; i < MAX_FD; i++) { | |
3797 | if (fd_filename[i]) { | |
3798 | if (!fd_table[i]) { | |
3799 | char buf[64]; | |
3800 | snprintf(buf, sizeof(buf), "fd%c", i + 'a'); | |
3801 | fd_table[i] = bdrv_new(buf); | |
3802 | bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY); | |
3803 | } | |
3804 | if (fd_filename[i] != '\0') { | |
3805 | if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) { | |
c20709aa | 3806 | fprintf(stderr, "qemu: could not open floppy disk image '%s'\n", |
c4b1fcc0 FB |
3807 | fd_filename[i]); |
3808 | exit(1); | |
3809 | } | |
3810 | } | |
33e3963e FB |
3811 | } |
3812 | } | |
3813 | ||
330d0414 FB |
3814 | /* init CPU state */ |
3815 | env = cpu_init(); | |
3816 | global_env = env; | |
3817 | cpu_single_env = env; | |
3818 | ||
8a7ddc38 | 3819 | register_savevm("timer", 0, 1, timer_save, timer_load, env); |
664e0f19 | 3820 | register_savevm("cpu", 0, 3, cpu_save, cpu_load, env); |
8a7ddc38 | 3821 | register_savevm("ram", 0, 1, ram_save, ram_load, NULL); |
bb0c6722 | 3822 | qemu_register_reset(main_cpu_reset, global_env); |
8a7ddc38 | 3823 | |
330d0414 | 3824 | init_ioports(); |
80cabfad | 3825 | cpu_calibrate_ticks(); |
0824d6fc | 3826 | |
313aa567 | 3827 | /* terminal init */ |
a20dd508 | 3828 | if (nographic) { |
313aa567 FB |
3829 | dumb_display_init(ds); |
3830 | } else { | |
5b0753e0 | 3831 | #if defined(CONFIG_SDL) |
d63d307f | 3832 | sdl_display_init(ds, full_screen); |
5b0753e0 FB |
3833 | #elif defined(CONFIG_COCOA) |
3834 | cocoa_display_init(ds, full_screen); | |
313aa567 FB |
3835 | #else |
3836 | dumb_display_init(ds); | |
3837 | #endif | |
3838 | } | |
0824d6fc | 3839 | |
82c643ff FB |
3840 | vga_console = graphic_console_init(ds); |
3841 | ||
3842 | monitor_hd = qemu_chr_open(monitor_device); | |
3843 | if (!monitor_hd) { | |
3844 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
3845 | exit(1); | |
3846 | } | |
3847 | monitor_init(monitor_hd, !nographic); | |
3848 | ||
8d11df9e FB |
3849 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
3850 | if (serial_devices[i][0] != '\0') { | |
3851 | serial_hds[i] = qemu_chr_open(serial_devices[i]); | |
3852 | if (!serial_hds[i]) { | |
3853 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
3854 | serial_devices[i]); | |
3855 | exit(1); | |
3856 | } | |
3857 | if (!strcmp(serial_devices[i], "vc")) | |
3858 | qemu_chr_printf(serial_hds[i], "serial%d console\n", i); | |
3859 | } | |
82c643ff | 3860 | } |
82c643ff | 3861 | |
6508fe59 FB |
3862 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
3863 | if (parallel_devices[i][0] != '\0') { | |
3864 | parallel_hds[i] = qemu_chr_open(parallel_devices[i]); | |
3865 | if (!parallel_hds[i]) { | |
3866 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
3867 | parallel_devices[i]); | |
3868 | exit(1); | |
3869 | } | |
3870 | if (!strcmp(parallel_devices[i], "vc")) | |
3871 | qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i); | |
3872 | } | |
3873 | } | |
3874 | ||
0824d6fc | 3875 | /* setup cpu signal handlers for MMU / self modifying code handling */ |
77fef8c1 | 3876 | #if !defined(CONFIG_SOFTMMU) |
8a7ddc38 | 3877 | |
77fef8c1 FB |
3878 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
3879 | { | |
3880 | stack_t stk; | |
73332e5c | 3881 | signal_stack = memalign(16, SIGNAL_STACK_SIZE); |
77fef8c1 FB |
3882 | stk.ss_sp = signal_stack; |
3883 | stk.ss_size = SIGNAL_STACK_SIZE; | |
3884 | stk.ss_flags = 0; | |
3885 | ||
3886 | if (sigaltstack(&stk, NULL) < 0) { | |
3887 | perror("sigaltstack"); | |
3888 | exit(1); | |
3889 | } | |
3890 | } | |
3891 | #endif | |
8a7ddc38 FB |
3892 | { |
3893 | struct sigaction act; | |
77fef8c1 | 3894 | |
8a7ddc38 FB |
3895 | sigfillset(&act.sa_mask); |
3896 | act.sa_flags = SA_SIGINFO; | |
77fef8c1 | 3897 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 3898 | act.sa_flags |= SA_ONSTACK; |
77fef8c1 | 3899 | #endif |
8a7ddc38 FB |
3900 | act.sa_sigaction = host_segv_handler; |
3901 | sigaction(SIGSEGV, &act, NULL); | |
3902 | sigaction(SIGBUS, &act, NULL); | |
77fef8c1 | 3903 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 3904 | sigaction(SIGFPE, &act, NULL); |
77fef8c1 | 3905 | #endif |
8a7ddc38 | 3906 | } |
3a51dee6 | 3907 | #endif |
0824d6fc | 3908 | |
67b915a5 | 3909 | #ifndef _WIN32 |
8a7ddc38 FB |
3910 | { |
3911 | struct sigaction act; | |
3912 | sigfillset(&act.sa_mask); | |
3913 | act.sa_flags = 0; | |
3914 | act.sa_handler = SIG_IGN; | |
3915 | sigaction(SIGPIPE, &act, NULL); | |
3916 | } | |
67b915a5 | 3917 | #endif |
73332e5c FB |
3918 | init_timers(); |
3919 | ||
cc1daa40 FB |
3920 | machine->init(ram_size, vga_ram_size, boot_device, |
3921 | ds, fd_filename, snapshot, | |
3922 | kernel_filename, kernel_cmdline, initrd_filename); | |
73332e5c | 3923 | |
8a7ddc38 FB |
3924 | gui_timer = qemu_new_timer(rt_clock, gui_update, NULL); |
3925 | qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock)); | |
7f7f9873 | 3926 | |
67b915a5 | 3927 | #ifdef CONFIG_GDBSTUB |
b4608c04 | 3928 | if (use_gdbstub) { |
8a7ddc38 FB |
3929 | if (gdbserver_start(gdbstub_port) < 0) { |
3930 | fprintf(stderr, "Could not open gdbserver socket on port %d\n", | |
3931 | gdbstub_port); | |
3932 | exit(1); | |
3933 | } else { | |
3934 | printf("Waiting gdb connection on port %d\n", gdbstub_port); | |
3935 | } | |
67b915a5 FB |
3936 | } else |
3937 | #endif | |
d63d307f FB |
3938 | if (loadvm) |
3939 | qemu_loadvm(loadvm); | |
3940 | ||
67b915a5 | 3941 | { |
5905b2e5 FB |
3942 | /* XXX: simplify init */ |
3943 | read_passwords(); | |
3944 | if (start_emulation) { | |
3945 | vm_start(); | |
3946 | } | |
0824d6fc | 3947 | } |
8a7ddc38 | 3948 | main_loop(); |
40c3bac3 | 3949 | quit_timers(); |
0824d6fc FB |
3950 | return 0; |
3951 | } |