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Commit | Line | Data |
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0824d6fc | 1 | /* |
80cabfad | 2 | * QEMU System Emulator |
0824d6fc | 3 | * |
80cabfad | 4 | * Copyright (c) 2003-2004 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 | |
0824d6fc | 75 | #include "disas.h" |
fc01f7e7 | 76 | |
8a7ddc38 | 77 | #include "exec-all.h" |
0824d6fc | 78 | |
a541f297 FB |
79 | //#define DO_TB_FLUSH |
80 | ||
5a67135a | 81 | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" |
f1510b2c | 82 | |
0824d6fc | 83 | //#define DEBUG_UNUSED_IOPORT |
fd872598 | 84 | //#define DEBUG_IOPORT |
330d0414 | 85 | |
bb551faa | 86 | #if !defined(CONFIG_SOFTMMU) |
7916e224 | 87 | #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024) |
bb551faa FB |
88 | #else |
89 | #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024) | |
90 | #endif | |
7916e224 | 91 | |
77d4bc34 FB |
92 | #ifdef TARGET_PPC |
93 | #define DEFAULT_RAM_SIZE 144 | |
94 | #else | |
1bfe856e | 95 | #define DEFAULT_RAM_SIZE 128 |
77d4bc34 | 96 | #endif |
8a7ddc38 FB |
97 | /* in ms */ |
98 | #define GUI_REFRESH_INTERVAL 30 | |
313aa567 | 99 | |
7dea1da4 FB |
100 | /* XXX: use a two level table to limit memory usage */ |
101 | #define MAX_IOPORTS 65536 | |
0824d6fc | 102 | |
80cabfad | 103 | const char *bios_dir = CONFIG_QEMU_SHAREDIR; |
0824d6fc | 104 | char phys_ram_file[1024]; |
c45886db FB |
105 | CPUState *global_env; |
106 | CPUState *cpu_single_env; | |
c4b1fcc0 | 107 | void *ioport_opaque[MAX_IOPORTS]; |
fc01f7e7 FB |
108 | IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS]; |
109 | IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS]; | |
c45886db | 110 | BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD]; |
313aa567 | 111 | int vga_ram_size; |
0ced6589 | 112 | int bios_size; |
313aa567 | 113 | static DisplayState display_state; |
a20dd508 | 114 | int nographic; |
3d11d0eb | 115 | const char* keyboard_layout = NULL; |
313aa567 | 116 | int64_t ticks_per_sec; |
36b486bb | 117 | int boot_device = 'c'; |
0ced6589 | 118 | int ram_size; |
80cabfad FB |
119 | static char network_script[1024]; |
120 | int pit_min_timer_count = 0; | |
c4b1fcc0 FB |
121 | int nb_nics; |
122 | NetDriverState nd_table[MAX_NICS]; | |
8a7ddc38 FB |
123 | QEMUTimer *gui_timer; |
124 | int vm_running; | |
aaaa7df6 | 125 | int audio_enabled = 0; |
fb065187 FB |
126 | int sb16_enabled = 1; |
127 | int adlib_enabled = 1; | |
128 | int gus_enabled = 1; | |
bb0c6722 | 129 | int pci_enabled = 1; |
77d4bc34 | 130 | int prep_enabled = 0; |
ee22c2f7 | 131 | int rtc_utc = 1; |
1bfe856e FB |
132 | int cirrus_vga_enabled = 1; |
133 | int graphic_width = 800; | |
134 | int graphic_height = 600; | |
e9b137c2 | 135 | int graphic_depth = 15; |
d63d307f | 136 | int full_screen = 0; |
82c643ff | 137 | TextConsole *vga_console; |
8d11df9e | 138 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
0824d6fc FB |
139 | |
140 | /***********************************************************/ | |
26aa7d72 FB |
141 | /* x86 ISA bus support */ |
142 | ||
143 | target_phys_addr_t isa_mem_base = 0; | |
0824d6fc | 144 | |
c4b1fcc0 | 145 | uint32_t default_ioport_readb(void *opaque, uint32_t address) |
0824d6fc FB |
146 | { |
147 | #ifdef DEBUG_UNUSED_IOPORT | |
148 | fprintf(stderr, "inb: port=0x%04x\n", address); | |
149 | #endif | |
fc01f7e7 | 150 | return 0xff; |
0824d6fc FB |
151 | } |
152 | ||
c4b1fcc0 | 153 | void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) |
0824d6fc FB |
154 | { |
155 | #ifdef DEBUG_UNUSED_IOPORT | |
156 | fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data); | |
157 | #endif | |
158 | } | |
159 | ||
160 | /* default is to make two byte accesses */ | |
c4b1fcc0 | 161 | uint32_t default_ioport_readw(void *opaque, uint32_t address) |
0824d6fc FB |
162 | { |
163 | uint32_t data; | |
db45c29a FB |
164 | data = ioport_read_table[0][address](ioport_opaque[address], address); |
165 | address = (address + 1) & (MAX_IOPORTS - 1); | |
166 | data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8; | |
0824d6fc FB |
167 | return data; |
168 | } | |
169 | ||
c4b1fcc0 | 170 | void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 171 | { |
db45c29a FB |
172 | ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff); |
173 | address = (address + 1) & (MAX_IOPORTS - 1); | |
174 | ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff); | |
0824d6fc FB |
175 | } |
176 | ||
c4b1fcc0 | 177 | uint32_t default_ioport_readl(void *opaque, uint32_t address) |
0824d6fc | 178 | { |
fc01f7e7 FB |
179 | #ifdef DEBUG_UNUSED_IOPORT |
180 | fprintf(stderr, "inl: port=0x%04x\n", address); | |
181 | #endif | |
182 | return 0xffffffff; | |
0824d6fc FB |
183 | } |
184 | ||
c4b1fcc0 | 185 | void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 186 | { |
fc01f7e7 FB |
187 | #ifdef DEBUG_UNUSED_IOPORT |
188 | fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data); | |
189 | #endif | |
0824d6fc FB |
190 | } |
191 | ||
fc01f7e7 | 192 | void init_ioports(void) |
0824d6fc FB |
193 | { |
194 | int i; | |
195 | ||
fc01f7e7 FB |
196 | for(i = 0; i < MAX_IOPORTS; i++) { |
197 | ioport_read_table[0][i] = default_ioport_readb; | |
198 | ioport_write_table[0][i] = default_ioport_writeb; | |
199 | ioport_read_table[1][i] = default_ioport_readw; | |
200 | ioport_write_table[1][i] = default_ioport_writew; | |
201 | ioport_read_table[2][i] = default_ioport_readl; | |
202 | ioport_write_table[2][i] = default_ioport_writel; | |
203 | } | |
0824d6fc FB |
204 | } |
205 | ||
fc01f7e7 | 206 | /* size is the word size in byte */ |
c4b1fcc0 FB |
207 | int register_ioport_read(int start, int length, int size, |
208 | IOPortReadFunc *func, void *opaque) | |
f1510b2c | 209 | { |
fc01f7e7 | 210 | int i, bsize; |
f1510b2c | 211 | |
c4b1fcc0 | 212 | if (size == 1) { |
fc01f7e7 | 213 | bsize = 0; |
c4b1fcc0 | 214 | } else if (size == 2) { |
fc01f7e7 | 215 | bsize = 1; |
c4b1fcc0 | 216 | } else if (size == 4) { |
fc01f7e7 | 217 | bsize = 2; |
c4b1fcc0 FB |
218 | } else { |
219 | hw_error("register_ioport_read: invalid size"); | |
fc01f7e7 | 220 | return -1; |
c4b1fcc0 FB |
221 | } |
222 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 223 | ioport_read_table[bsize][i] = func; |
c4b1fcc0 FB |
224 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
225 | hw_error("register_ioport_read: invalid opaque"); | |
226 | ioport_opaque[i] = opaque; | |
227 | } | |
f1510b2c FB |
228 | return 0; |
229 | } | |
230 | ||
fc01f7e7 | 231 | /* size is the word size in byte */ |
c4b1fcc0 FB |
232 | int register_ioport_write(int start, int length, int size, |
233 | IOPortWriteFunc *func, void *opaque) | |
f1510b2c | 234 | { |
fc01f7e7 | 235 | int i, bsize; |
f1510b2c | 236 | |
c4b1fcc0 | 237 | if (size == 1) { |
fc01f7e7 | 238 | bsize = 0; |
c4b1fcc0 | 239 | } else if (size == 2) { |
fc01f7e7 | 240 | bsize = 1; |
c4b1fcc0 | 241 | } else if (size == 4) { |
fc01f7e7 | 242 | bsize = 2; |
c4b1fcc0 FB |
243 | } else { |
244 | hw_error("register_ioport_write: invalid size"); | |
fc01f7e7 | 245 | return -1; |
c4b1fcc0 FB |
246 | } |
247 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 248 | ioport_write_table[bsize][i] = func; |
c4b1fcc0 FB |
249 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
250 | hw_error("register_ioport_read: invalid opaque"); | |
251 | ioport_opaque[i] = opaque; | |
252 | } | |
f1510b2c FB |
253 | return 0; |
254 | } | |
255 | ||
69b91039 FB |
256 | void isa_unassign_ioport(int start, int length) |
257 | { | |
258 | int i; | |
259 | ||
260 | for(i = start; i < start + length; i++) { | |
261 | ioport_read_table[0][i] = default_ioport_readb; | |
262 | ioport_read_table[1][i] = default_ioport_readw; | |
263 | ioport_read_table[2][i] = default_ioport_readl; | |
264 | ||
265 | ioport_write_table[0][i] = default_ioport_writeb; | |
266 | ioport_write_table[1][i] = default_ioport_writew; | |
267 | ioport_write_table[2][i] = default_ioport_writel; | |
268 | } | |
269 | } | |
270 | ||
0824d6fc FB |
271 | void pstrcpy(char *buf, int buf_size, const char *str) |
272 | { | |
273 | int c; | |
274 | char *q = buf; | |
275 | ||
276 | if (buf_size <= 0) | |
277 | return; | |
278 | ||
279 | for(;;) { | |
280 | c = *str++; | |
281 | if (c == 0 || q >= buf + buf_size - 1) | |
282 | break; | |
283 | *q++ = c; | |
284 | } | |
285 | *q = '\0'; | |
286 | } | |
287 | ||
288 | /* strcat and truncate. */ | |
289 | char *pstrcat(char *buf, int buf_size, const char *s) | |
290 | { | |
291 | int len; | |
292 | len = strlen(buf); | |
293 | if (len < buf_size) | |
294 | pstrcpy(buf + len, buf_size - len, s); | |
295 | return buf; | |
296 | } | |
297 | ||
82c643ff FB |
298 | int strstart(const char *str, const char *val, const char **ptr) |
299 | { | |
300 | const char *p, *q; | |
301 | p = str; | |
302 | q = val; | |
303 | while (*q != '\0') { | |
304 | if (*p != *q) | |
305 | return 0; | |
306 | p++; | |
307 | q++; | |
308 | } | |
309 | if (ptr) | |
310 | *ptr = p; | |
311 | return 1; | |
312 | } | |
313 | ||
7587cf44 FB |
314 | /* return the size or -1 if error */ |
315 | int get_image_size(const char *filename) | |
316 | { | |
317 | int fd, size; | |
318 | fd = open(filename, O_RDONLY | O_BINARY); | |
319 | if (fd < 0) | |
320 | return -1; | |
321 | size = lseek(fd, 0, SEEK_END); | |
322 | close(fd); | |
323 | return size; | |
324 | } | |
325 | ||
0824d6fc FB |
326 | /* return the size or -1 if error */ |
327 | int load_image(const char *filename, uint8_t *addr) | |
328 | { | |
329 | int fd, size; | |
40c3bac3 | 330 | fd = open(filename, O_RDONLY | O_BINARY); |
0824d6fc FB |
331 | if (fd < 0) |
332 | return -1; | |
333 | size = lseek(fd, 0, SEEK_END); | |
334 | lseek(fd, 0, SEEK_SET); | |
335 | if (read(fd, addr, size) != size) { | |
336 | close(fd); | |
337 | return -1; | |
338 | } | |
339 | close(fd); | |
340 | return size; | |
341 | } | |
342 | ||
c45886db | 343 | void cpu_outb(CPUState *env, int addr, int val) |
0824d6fc | 344 | { |
fd872598 FB |
345 | #ifdef DEBUG_IOPORT |
346 | if (loglevel & CPU_LOG_IOPORT) | |
347 | fprintf(logfile, "outb: %04x %02x\n", addr, val); | |
348 | #endif | |
c4b1fcc0 | 349 | ioport_write_table[0][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
350 | } |
351 | ||
c45886db | 352 | void cpu_outw(CPUState *env, int addr, int val) |
0824d6fc | 353 | { |
fd872598 FB |
354 | #ifdef DEBUG_IOPORT |
355 | if (loglevel & CPU_LOG_IOPORT) | |
356 | fprintf(logfile, "outw: %04x %04x\n", addr, val); | |
357 | #endif | |
c4b1fcc0 | 358 | ioport_write_table[1][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
359 | } |
360 | ||
c45886db | 361 | void cpu_outl(CPUState *env, int addr, int val) |
0824d6fc | 362 | { |
fd872598 FB |
363 | #ifdef DEBUG_IOPORT |
364 | if (loglevel & CPU_LOG_IOPORT) | |
365 | fprintf(logfile, "outl: %04x %08x\n", addr, val); | |
366 | #endif | |
c4b1fcc0 | 367 | ioport_write_table[2][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
368 | } |
369 | ||
c45886db | 370 | int cpu_inb(CPUState *env, int addr) |
0824d6fc | 371 | { |
fd872598 | 372 | int val; |
fd872598 FB |
373 | val = ioport_read_table[0][addr](ioport_opaque[addr], addr); |
374 | #ifdef DEBUG_IOPORT | |
375 | if (loglevel & CPU_LOG_IOPORT) | |
376 | fprintf(logfile, "inb : %04x %02x\n", addr, val); | |
377 | #endif | |
378 | return val; | |
0824d6fc FB |
379 | } |
380 | ||
c45886db | 381 | int cpu_inw(CPUState *env, int addr) |
0824d6fc | 382 | { |
fd872598 | 383 | int val; |
fd872598 FB |
384 | val = ioport_read_table[1][addr](ioport_opaque[addr], addr); |
385 | #ifdef DEBUG_IOPORT | |
386 | if (loglevel & CPU_LOG_IOPORT) | |
387 | fprintf(logfile, "inw : %04x %04x\n", addr, val); | |
388 | #endif | |
389 | return val; | |
0824d6fc FB |
390 | } |
391 | ||
c45886db | 392 | int cpu_inl(CPUState *env, int addr) |
0824d6fc | 393 | { |
fd872598 | 394 | int val; |
fd872598 FB |
395 | val = ioport_read_table[2][addr](ioport_opaque[addr], addr); |
396 | #ifdef DEBUG_IOPORT | |
397 | if (loglevel & CPU_LOG_IOPORT) | |
398 | fprintf(logfile, "inl : %04x %08x\n", addr, val); | |
399 | #endif | |
400 | return val; | |
0824d6fc FB |
401 | } |
402 | ||
403 | /***********************************************************/ | |
0824d6fc FB |
404 | void hw_error(const char *fmt, ...) |
405 | { | |
406 | va_list ap; | |
407 | ||
408 | va_start(ap, fmt); | |
409 | fprintf(stderr, "qemu: hardware error: "); | |
410 | vfprintf(stderr, fmt, ap); | |
411 | fprintf(stderr, "\n"); | |
412 | #ifdef TARGET_I386 | |
7fe48483 | 413 | cpu_dump_state(global_env, stderr, fprintf, X86_DUMP_FPU | X86_DUMP_CCOP); |
c45886db | 414 | #else |
7fe48483 | 415 | cpu_dump_state(global_env, stderr, fprintf, 0); |
0824d6fc FB |
416 | #endif |
417 | va_end(ap); | |
418 | abort(); | |
419 | } | |
420 | ||
63066f4f FB |
421 | /***********************************************************/ |
422 | /* keyboard/mouse */ | |
423 | ||
424 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
425 | static void *qemu_put_kbd_event_opaque; | |
426 | static QEMUPutMouseEvent *qemu_put_mouse_event; | |
427 | static void *qemu_put_mouse_event_opaque; | |
428 | ||
429 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
430 | { | |
431 | qemu_put_kbd_event_opaque = opaque; | |
432 | qemu_put_kbd_event = func; | |
433 | } | |
434 | ||
435 | void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque) | |
436 | { | |
437 | qemu_put_mouse_event_opaque = opaque; | |
438 | qemu_put_mouse_event = func; | |
439 | } | |
440 | ||
441 | void kbd_put_keycode(int keycode) | |
442 | { | |
443 | if (qemu_put_kbd_event) { | |
444 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
445 | } | |
446 | } | |
447 | ||
448 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
449 | { | |
450 | if (qemu_put_mouse_event) { | |
451 | qemu_put_mouse_event(qemu_put_mouse_event_opaque, | |
452 | dx, dy, dz, buttons_state); | |
453 | } | |
454 | } | |
455 | ||
8a7ddc38 FB |
456 | /***********************************************************/ |
457 | /* timers */ | |
458 | ||
34865134 FB |
459 | #if defined(__powerpc__) |
460 | ||
461 | static inline uint32_t get_tbl(void) | |
0824d6fc | 462 | { |
34865134 FB |
463 | uint32_t tbl; |
464 | asm volatile("mftb %0" : "=r" (tbl)); | |
465 | return tbl; | |
0824d6fc FB |
466 | } |
467 | ||
34865134 FB |
468 | static inline uint32_t get_tbu(void) |
469 | { | |
470 | uint32_t tbl; | |
471 | asm volatile("mftbu %0" : "=r" (tbl)); | |
472 | return tbl; | |
473 | } | |
474 | ||
475 | int64_t cpu_get_real_ticks(void) | |
476 | { | |
477 | uint32_t l, h, h1; | |
478 | /* NOTE: we test if wrapping has occurred */ | |
479 | do { | |
480 | h = get_tbu(); | |
481 | l = get_tbl(); | |
482 | h1 = get_tbu(); | |
483 | } while (h != h1); | |
484 | return ((int64_t)h << 32) | l; | |
485 | } | |
486 | ||
487 | #elif defined(__i386__) | |
488 | ||
489 | int64_t cpu_get_real_ticks(void) | |
0824d6fc FB |
490 | { |
491 | int64_t val; | |
e463b581 | 492 | asm volatile ("rdtsc" : "=A" (val)); |
0824d6fc FB |
493 | return val; |
494 | } | |
495 | ||
1115dde7 FB |
496 | #elif defined(__x86_64__) |
497 | ||
498 | int64_t cpu_get_real_ticks(void) | |
499 | { | |
500 | uint32_t low,high; | |
501 | int64_t val; | |
502 | asm volatile("rdtsc" : "=a" (low), "=d" (high)); | |
503 | val = high; | |
504 | val <<= 32; | |
505 | val |= low; | |
506 | return val; | |
507 | } | |
508 | ||
34865134 FB |
509 | #else |
510 | #error unsupported CPU | |
511 | #endif | |
512 | ||
513 | static int64_t cpu_ticks_offset; | |
8a7ddc38 | 514 | static int cpu_ticks_enabled; |
34865134 | 515 | |
8a7ddc38 | 516 | static inline int64_t cpu_get_ticks(void) |
34865134 | 517 | { |
8a7ddc38 FB |
518 | if (!cpu_ticks_enabled) { |
519 | return cpu_ticks_offset; | |
520 | } else { | |
521 | return cpu_get_real_ticks() + cpu_ticks_offset; | |
522 | } | |
34865134 FB |
523 | } |
524 | ||
525 | /* enable cpu_get_ticks() */ | |
526 | void cpu_enable_ticks(void) | |
527 | { | |
8a7ddc38 FB |
528 | if (!cpu_ticks_enabled) { |
529 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
530 | cpu_ticks_enabled = 1; | |
531 | } | |
34865134 FB |
532 | } |
533 | ||
534 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
535 | cpu_get_ticks() after that. */ | |
536 | void cpu_disable_ticks(void) | |
537 | { | |
8a7ddc38 FB |
538 | if (cpu_ticks_enabled) { |
539 | cpu_ticks_offset = cpu_get_ticks(); | |
540 | cpu_ticks_enabled = 0; | |
541 | } | |
34865134 FB |
542 | } |
543 | ||
67b915a5 | 544 | static int64_t get_clock(void) |
34865134 | 545 | { |
67b915a5 FB |
546 | #ifdef _WIN32 |
547 | struct _timeb tb; | |
548 | _ftime(&tb); | |
549 | return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000; | |
550 | #else | |
34865134 FB |
551 | struct timeval tv; |
552 | gettimeofday(&tv, NULL); | |
553 | return tv.tv_sec * 1000000LL + tv.tv_usec; | |
67b915a5 | 554 | #endif |
34865134 FB |
555 | } |
556 | ||
0824d6fc FB |
557 | void cpu_calibrate_ticks(void) |
558 | { | |
559 | int64_t usec, ticks; | |
560 | ||
561 | usec = get_clock(); | |
8a7ddc38 | 562 | ticks = cpu_get_real_ticks(); |
67b915a5 FB |
563 | #ifdef _WIN32 |
564 | Sleep(50); | |
565 | #else | |
0824d6fc | 566 | usleep(50 * 1000); |
67b915a5 | 567 | #endif |
0824d6fc | 568 | usec = get_clock() - usec; |
8a7ddc38 | 569 | ticks = cpu_get_real_ticks() - ticks; |
0824d6fc FB |
570 | ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec; |
571 | } | |
572 | ||
87858c89 | 573 | /* compute with 96 bit intermediate result: (a*b)/c */ |
80cabfad | 574 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
87858c89 FB |
575 | { |
576 | union { | |
577 | uint64_t ll; | |
578 | struct { | |
579 | #ifdef WORDS_BIGENDIAN | |
580 | uint32_t high, low; | |
581 | #else | |
582 | uint32_t low, high; | |
583 | #endif | |
584 | } l; | |
585 | } u, res; | |
586 | uint64_t rl, rh; | |
587 | ||
588 | u.ll = a; | |
589 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
590 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
591 | rh += (rl >> 32); | |
592 | res.l.high = rh / c; | |
593 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
594 | return res.ll; | |
595 | } | |
596 | ||
8a7ddc38 FB |
597 | #define QEMU_TIMER_REALTIME 0 |
598 | #define QEMU_TIMER_VIRTUAL 1 | |
599 | ||
600 | struct QEMUClock { | |
601 | int type; | |
602 | /* XXX: add frequency */ | |
603 | }; | |
604 | ||
605 | struct QEMUTimer { | |
606 | QEMUClock *clock; | |
607 | int64_t expire_time; | |
608 | QEMUTimerCB *cb; | |
609 | void *opaque; | |
610 | struct QEMUTimer *next; | |
611 | }; | |
612 | ||
613 | QEMUClock *rt_clock; | |
614 | QEMUClock *vm_clock; | |
615 | ||
616 | static QEMUTimer *active_timers[2]; | |
40c3bac3 FB |
617 | #ifdef _WIN32 |
618 | static MMRESULT timerID; | |
619 | #else | |
8a7ddc38 FB |
620 | /* frequency of the times() clock tick */ |
621 | static int timer_freq; | |
67b915a5 | 622 | #endif |
8a7ddc38 FB |
623 | |
624 | QEMUClock *qemu_new_clock(int type) | |
625 | { | |
626 | QEMUClock *clock; | |
627 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
628 | if (!clock) | |
629 | return NULL; | |
630 | clock->type = type; | |
631 | return clock; | |
632 | } | |
633 | ||
634 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
635 | { | |
636 | QEMUTimer *ts; | |
637 | ||
638 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
639 | ts->clock = clock; | |
640 | ts->cb = cb; | |
641 | ts->opaque = opaque; | |
642 | return ts; | |
643 | } | |
644 | ||
645 | void qemu_free_timer(QEMUTimer *ts) | |
646 | { | |
647 | qemu_free(ts); | |
648 | } | |
649 | ||
650 | /* stop a timer, but do not dealloc it */ | |
651 | void qemu_del_timer(QEMUTimer *ts) | |
652 | { | |
653 | QEMUTimer **pt, *t; | |
654 | ||
655 | /* NOTE: this code must be signal safe because | |
656 | qemu_timer_expired() can be called from a signal. */ | |
657 | pt = &active_timers[ts->clock->type]; | |
658 | for(;;) { | |
659 | t = *pt; | |
660 | if (!t) | |
661 | break; | |
662 | if (t == ts) { | |
663 | *pt = t->next; | |
664 | break; | |
665 | } | |
666 | pt = &t->next; | |
667 | } | |
668 | } | |
669 | ||
670 | /* modify the current timer so that it will be fired when current_time | |
671 | >= expire_time. The corresponding callback will be called. */ | |
672 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
673 | { | |
674 | QEMUTimer **pt, *t; | |
675 | ||
676 | qemu_del_timer(ts); | |
677 | ||
678 | /* add the timer in the sorted list */ | |
679 | /* NOTE: this code must be signal safe because | |
680 | qemu_timer_expired() can be called from a signal. */ | |
681 | pt = &active_timers[ts->clock->type]; | |
682 | for(;;) { | |
683 | t = *pt; | |
684 | if (!t) | |
685 | break; | |
686 | if (t->expire_time > expire_time) | |
687 | break; | |
688 | pt = &t->next; | |
689 | } | |
690 | ts->expire_time = expire_time; | |
691 | ts->next = *pt; | |
692 | *pt = ts; | |
693 | } | |
694 | ||
695 | int qemu_timer_pending(QEMUTimer *ts) | |
696 | { | |
697 | QEMUTimer *t; | |
698 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
699 | if (t == ts) | |
700 | return 1; | |
701 | } | |
702 | return 0; | |
703 | } | |
704 | ||
705 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
706 | { | |
707 | if (!timer_head) | |
708 | return 0; | |
709 | return (timer_head->expire_time <= current_time); | |
710 | } | |
711 | ||
712 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
713 | { | |
714 | QEMUTimer *ts; | |
715 | ||
716 | for(;;) { | |
717 | ts = *ptimer_head; | |
e95c8d51 | 718 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
719 | break; |
720 | /* remove timer from the list before calling the callback */ | |
721 | *ptimer_head = ts->next; | |
722 | ts->next = NULL; | |
723 | ||
724 | /* run the callback (the timer list can be modified) */ | |
725 | ts->cb(ts->opaque); | |
726 | } | |
727 | } | |
728 | ||
729 | int64_t qemu_get_clock(QEMUClock *clock) | |
730 | { | |
731 | switch(clock->type) { | |
732 | case QEMU_TIMER_REALTIME: | |
67b915a5 FB |
733 | #ifdef _WIN32 |
734 | return GetTickCount(); | |
735 | #else | |
7d3505c5 FB |
736 | { |
737 | struct tms tp; | |
738 | ||
739 | /* Note that using gettimeofday() is not a good solution | |
740 | for timers because its value change when the date is | |
741 | modified. */ | |
742 | if (timer_freq == 100) { | |
743 | return times(&tp) * 10; | |
744 | } else { | |
745 | return ((int64_t)times(&tp) * 1000) / timer_freq; | |
746 | } | |
8a7ddc38 | 747 | } |
67b915a5 | 748 | #endif |
8a7ddc38 FB |
749 | default: |
750 | case QEMU_TIMER_VIRTUAL: | |
751 | return cpu_get_ticks(); | |
752 | } | |
753 | } | |
754 | ||
755 | /* save a timer */ | |
756 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
757 | { | |
758 | uint64_t expire_time; | |
759 | ||
760 | if (qemu_timer_pending(ts)) { | |
761 | expire_time = ts->expire_time; | |
762 | } else { | |
763 | expire_time = -1; | |
764 | } | |
765 | qemu_put_be64(f, expire_time); | |
766 | } | |
767 | ||
768 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
769 | { | |
770 | uint64_t expire_time; | |
771 | ||
772 | expire_time = qemu_get_be64(f); | |
773 | if (expire_time != -1) { | |
774 | qemu_mod_timer(ts, expire_time); | |
775 | } else { | |
776 | qemu_del_timer(ts); | |
777 | } | |
778 | } | |
779 | ||
780 | static void timer_save(QEMUFile *f, void *opaque) | |
781 | { | |
782 | if (cpu_ticks_enabled) { | |
783 | hw_error("cannot save state if virtual timers are running"); | |
784 | } | |
785 | qemu_put_be64s(f, &cpu_ticks_offset); | |
786 | qemu_put_be64s(f, &ticks_per_sec); | |
787 | } | |
788 | ||
789 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
790 | { | |
791 | if (version_id != 1) | |
792 | return -EINVAL; | |
793 | if (cpu_ticks_enabled) { | |
794 | return -EINVAL; | |
795 | } | |
796 | qemu_get_be64s(f, &cpu_ticks_offset); | |
797 | qemu_get_be64s(f, &ticks_per_sec); | |
798 | return 0; | |
799 | } | |
800 | ||
67b915a5 FB |
801 | #ifdef _WIN32 |
802 | void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, | |
803 | DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2) | |
804 | #else | |
8a7ddc38 | 805 | static void host_alarm_handler(int host_signum) |
67b915a5 | 806 | #endif |
8a7ddc38 | 807 | { |
02ba45c5 FB |
808 | #if 0 |
809 | #define DISP_FREQ 1000 | |
810 | { | |
811 | static int64_t delta_min = INT64_MAX; | |
812 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
813 | static int count; | |
814 | ti = qemu_get_clock(vm_clock); | |
815 | if (last_clock != 0) { | |
816 | delta = ti - last_clock; | |
817 | if (delta < delta_min) | |
818 | delta_min = delta; | |
819 | if (delta > delta_max) | |
820 | delta_max = delta; | |
821 | delta_cum += delta; | |
822 | if (++count == DISP_FREQ) { | |
823 | printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n", | |
824 | muldiv64(delta_min, 1000000, ticks_per_sec), | |
825 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
826 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
827 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
828 | count = 0; | |
829 | delta_min = INT64_MAX; | |
830 | delta_max = 0; | |
831 | delta_cum = 0; | |
832 | } | |
833 | } | |
834 | last_clock = ti; | |
835 | } | |
836 | #endif | |
8a7ddc38 FB |
837 | if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], |
838 | qemu_get_clock(vm_clock)) || | |
839 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], | |
840 | qemu_get_clock(rt_clock))) { | |
841 | /* stop the cpu because a timer occured */ | |
842 | cpu_interrupt(global_env, CPU_INTERRUPT_EXIT); | |
843 | } | |
844 | } | |
845 | ||
fd872598 FB |
846 | #ifndef _WIN32 |
847 | ||
829309c7 FB |
848 | #if defined(__linux__) |
849 | ||
fd872598 FB |
850 | #define RTC_FREQ 1024 |
851 | ||
852 | static int rtc_fd; | |
829309c7 | 853 | |
fd872598 FB |
854 | static int start_rtc_timer(void) |
855 | { | |
856 | rtc_fd = open("/dev/rtc", O_RDONLY); | |
857 | if (rtc_fd < 0) | |
858 | return -1; | |
859 | if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
860 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" | |
861 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
862 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
863 | goto fail; | |
864 | } | |
865 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
866 | fail: | |
867 | close(rtc_fd); | |
868 | return -1; | |
869 | } | |
870 | pit_min_timer_count = PIT_FREQ / RTC_FREQ; | |
871 | return 0; | |
872 | } | |
873 | ||
829309c7 FB |
874 | #else |
875 | ||
876 | static int start_rtc_timer(void) | |
877 | { | |
878 | return -1; | |
879 | } | |
880 | ||
881 | #endif /* !defined(__linux__) */ | |
882 | ||
883 | #endif /* !defined(_WIN32) */ | |
fd872598 | 884 | |
8a7ddc38 FB |
885 | static void init_timers(void) |
886 | { | |
8a7ddc38 FB |
887 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); |
888 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
889 | ||
67b915a5 FB |
890 | #ifdef _WIN32 |
891 | { | |
892 | int count=0; | |
40c3bac3 FB |
893 | timerID = timeSetEvent(10, // interval (ms) |
894 | 0, // resolution | |
895 | host_alarm_handler, // function | |
896 | (DWORD)&count, // user parameter | |
897 | TIME_PERIODIC | TIME_CALLBACK_FUNCTION); | |
67b915a5 FB |
898 | if( !timerID ) { |
899 | perror("failed timer alarm"); | |
900 | exit(1); | |
901 | } | |
902 | } | |
903 | pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000; | |
904 | #else | |
905 | { | |
906 | struct sigaction act; | |
907 | struct itimerval itv; | |
908 | ||
909 | /* get times() syscall frequency */ | |
910 | timer_freq = sysconf(_SC_CLK_TCK); | |
911 | ||
912 | /* timer signal */ | |
913 | sigfillset(&act.sa_mask); | |
914 | act.sa_flags = 0; | |
8a7ddc38 | 915 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
67b915a5 FB |
916 | act.sa_flags |= SA_ONSTACK; |
917 | #endif | |
918 | act.sa_handler = host_alarm_handler; | |
919 | sigaction(SIGALRM, &act, NULL); | |
fd872598 | 920 | |
67b915a5 FB |
921 | itv.it_interval.tv_sec = 0; |
922 | itv.it_interval.tv_usec = 1000; | |
923 | itv.it_value.tv_sec = 0; | |
924 | itv.it_value.tv_usec = 10 * 1000; | |
925 | setitimer(ITIMER_REAL, &itv, NULL); | |
926 | /* we probe the tick duration of the kernel to inform the user if | |
927 | the emulated kernel requested a too high timer frequency */ | |
928 | getitimer(ITIMER_REAL, &itv); | |
fd872598 | 929 | |
83fb7adf | 930 | #if defined(__linux__) |
fd872598 FB |
931 | if (itv.it_interval.tv_usec > 1000) { |
932 | /* try to use /dev/rtc to have a faster timer */ | |
933 | if (start_rtc_timer() < 0) | |
934 | goto use_itimer; | |
935 | /* disable itimer */ | |
936 | itv.it_interval.tv_sec = 0; | |
937 | itv.it_interval.tv_usec = 0; | |
938 | itv.it_value.tv_sec = 0; | |
939 | itv.it_value.tv_usec = 0; | |
940 | setitimer(ITIMER_REAL, &itv, NULL); | |
941 | ||
942 | /* use the RTC */ | |
a1968d71 | 943 | sigaction(SIGIO, &act, NULL); |
fd872598 FB |
944 | fcntl(rtc_fd, F_SETFL, O_ASYNC); |
945 | fcntl(rtc_fd, F_SETOWN, getpid()); | |
83fb7adf FB |
946 | } else |
947 | #endif /* defined(__linux__) */ | |
948 | { | |
fd872598 FB |
949 | use_itimer: |
950 | pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * | |
951 | PIT_FREQ) / 1000000; | |
952 | } | |
67b915a5 | 953 | } |
8a7ddc38 | 954 | #endif |
8a7ddc38 FB |
955 | } |
956 | ||
40c3bac3 FB |
957 | void quit_timers(void) |
958 | { | |
959 | #ifdef _WIN32 | |
960 | timeKillEvent(timerID); | |
961 | #endif | |
962 | } | |
963 | ||
c4b1fcc0 | 964 | /***********************************************************/ |
82c643ff | 965 | /* character device */ |
313aa567 | 966 | |
82c643ff FB |
967 | int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len) |
968 | { | |
969 | return s->chr_write(s, buf, len); | |
970 | } | |
67b915a5 | 971 | |
82c643ff | 972 | void qemu_chr_printf(CharDriverState *s, const char *fmt, ...) |
67b915a5 | 973 | { |
82c643ff FB |
974 | char buf[4096]; |
975 | va_list ap; | |
976 | va_start(ap, fmt); | |
977 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
978 | qemu_chr_write(s, buf, strlen(buf)); | |
979 | va_end(ap); | |
67b915a5 FB |
980 | } |
981 | ||
5905b2e5 FB |
982 | void qemu_chr_send_event(CharDriverState *s, int event) |
983 | { | |
984 | if (s->chr_send_event) | |
985 | s->chr_send_event(s, event); | |
986 | } | |
987 | ||
82c643ff FB |
988 | void qemu_chr_add_read_handler(CharDriverState *s, |
989 | IOCanRWHandler *fd_can_read, | |
990 | IOReadHandler *fd_read, void *opaque) | |
991 | { | |
992 | s->chr_add_read_handler(s, fd_can_read, fd_read, opaque); | |
993 | } | |
994 | ||
995 | void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event) | |
996 | { | |
997 | s->chr_event = chr_event; | |
998 | } | |
67b915a5 | 999 | |
82c643ff | 1000 | static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
313aa567 | 1001 | { |
82c643ff FB |
1002 | return len; |
1003 | } | |
1004 | ||
1005 | static void null_chr_add_read_handler(CharDriverState *chr, | |
1006 | IOCanRWHandler *fd_can_read, | |
1007 | IOReadHandler *fd_read, void *opaque) | |
1008 | { | |
1009 | } | |
1010 | ||
1011 | CharDriverState *qemu_chr_open_null(void) | |
1012 | { | |
1013 | CharDriverState *chr; | |
1014 | ||
1015 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1016 | if (!chr) | |
1017 | return NULL; | |
1018 | chr->chr_write = null_chr_write; | |
1019 | chr->chr_add_read_handler = null_chr_add_read_handler; | |
1020 | return chr; | |
1021 | } | |
1022 | ||
1023 | #ifndef _WIN32 | |
1024 | ||
1025 | typedef struct { | |
1026 | int fd_in, fd_out; | |
1027 | /* for nographic stdio only */ | |
1028 | IOCanRWHandler *fd_can_read; | |
1029 | IOReadHandler *fd_read; | |
1030 | void *fd_opaque; | |
1031 | } FDCharDriver; | |
1032 | ||
1033 | #define STDIO_MAX_CLIENTS 2 | |
1034 | ||
1035 | static int stdio_nb_clients; | |
1036 | static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS]; | |
1037 | ||
1d96905d FB |
1038 | static int unix_write(int fd, const uint8_t *buf, int len1) |
1039 | { | |
1040 | int ret, len; | |
1041 | ||
1042 | len = len1; | |
1043 | while (len > 0) { | |
1044 | ret = write(fd, buf, len); | |
1045 | if (ret < 0) { | |
1046 | if (errno != EINTR && errno != EAGAIN) | |
1047 | return -1; | |
1048 | } else if (ret == 0) { | |
1049 | break; | |
1050 | } else { | |
1051 | buf += ret; | |
1052 | len -= ret; | |
1053 | } | |
1054 | } | |
1055 | return len1 - len; | |
1056 | } | |
1057 | ||
82c643ff FB |
1058 | static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
1059 | { | |
1060 | FDCharDriver *s = chr->opaque; | |
1d96905d | 1061 | return unix_write(s->fd_out, buf, len); |
82c643ff FB |
1062 | } |
1063 | ||
1064 | static void fd_chr_add_read_handler(CharDriverState *chr, | |
1065 | IOCanRWHandler *fd_can_read, | |
1066 | IOReadHandler *fd_read, void *opaque) | |
1067 | { | |
1068 | FDCharDriver *s = chr->opaque; | |
1069 | ||
1070 | if (nographic && s->fd_in == 0) { | |
1071 | s->fd_can_read = fd_can_read; | |
1072 | s->fd_read = fd_read; | |
1073 | s->fd_opaque = opaque; | |
80cabfad | 1074 | } else { |
82c643ff FB |
1075 | qemu_add_fd_read_handler(s->fd_in, fd_can_read, fd_read, opaque); |
1076 | } | |
1077 | } | |
1078 | ||
1079 | /* open a character device to a unix fd */ | |
1080 | CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out) | |
1081 | { | |
1082 | CharDriverState *chr; | |
1083 | FDCharDriver *s; | |
1084 | ||
1085 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1086 | if (!chr) | |
1087 | return NULL; | |
1088 | s = qemu_mallocz(sizeof(FDCharDriver)); | |
1089 | if (!s) { | |
1090 | free(chr); | |
1091 | return NULL; | |
1092 | } | |
1093 | s->fd_in = fd_in; | |
1094 | s->fd_out = fd_out; | |
1095 | chr->opaque = s; | |
1096 | chr->chr_write = fd_chr_write; | |
1097 | chr->chr_add_read_handler = fd_chr_add_read_handler; | |
1098 | return chr; | |
1099 | } | |
1100 | ||
1101 | /* for STDIO, we handle the case where several clients use it | |
1102 | (nographic mode) */ | |
1103 | ||
1104 | #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */ | |
1105 | ||
1106 | static int term_got_escape, client_index; | |
1107 | ||
1108 | void term_print_help(void) | |
1109 | { | |
1110 | printf("\n" | |
1111 | "C-a h print this help\n" | |
1112 | "C-a x exit emulator\n" | |
1113 | "C-a s save disk data back to file (if -snapshot)\n" | |
1114 | "C-a b send break (magic sysrq)\n" | |
1115 | "C-a c switch between console and monitor\n" | |
1116 | "C-a C-a send C-a\n" | |
1117 | ); | |
1118 | } | |
1119 | ||
1120 | /* called when a char is received */ | |
1121 | static void stdio_received_byte(int ch) | |
1122 | { | |
1123 | if (term_got_escape) { | |
1124 | term_got_escape = 0; | |
1125 | switch(ch) { | |
1126 | case 'h': | |
1127 | term_print_help(); | |
1128 | break; | |
1129 | case 'x': | |
1130 | exit(0); | |
1131 | break; | |
1132 | case 's': | |
1133 | { | |
1134 | int i; | |
1135 | for (i = 0; i < MAX_DISKS; i++) { | |
1136 | if (bs_table[i]) | |
1137 | bdrv_commit(bs_table[i]); | |
1138 | } | |
1139 | } | |
1140 | break; | |
1141 | case 'b': | |
1142 | if (client_index < stdio_nb_clients) { | |
1143 | CharDriverState *chr; | |
1144 | FDCharDriver *s; | |
1145 | ||
1146 | chr = stdio_clients[client_index]; | |
1147 | s = chr->opaque; | |
1148 | chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK); | |
1149 | } | |
1150 | break; | |
1151 | case 'c': | |
1152 | client_index++; | |
1153 | if (client_index >= stdio_nb_clients) | |
1154 | client_index = 0; | |
1155 | if (client_index == 0) { | |
1156 | /* send a new line in the monitor to get the prompt */ | |
1157 | ch = '\r'; | |
1158 | goto send_char; | |
1159 | } | |
1160 | break; | |
1161 | case TERM_ESCAPE: | |
1162 | goto send_char; | |
1163 | } | |
1164 | } else if (ch == TERM_ESCAPE) { | |
1165 | term_got_escape = 1; | |
1166 | } else { | |
1167 | send_char: | |
1168 | if (client_index < stdio_nb_clients) { | |
1169 | uint8_t buf[1]; | |
1170 | CharDriverState *chr; | |
1171 | FDCharDriver *s; | |
1172 | ||
1173 | chr = stdio_clients[client_index]; | |
1174 | s = chr->opaque; | |
1175 | buf[0] = ch; | |
1176 | /* XXX: should queue the char if the device is not | |
1177 | ready */ | |
1178 | if (s->fd_can_read(s->fd_opaque) > 0) | |
1179 | s->fd_read(s->fd_opaque, buf, 1); | |
c4b1fcc0 | 1180 | } |
330d0414 | 1181 | } |
330d0414 FB |
1182 | } |
1183 | ||
82c643ff FB |
1184 | static int stdio_can_read(void *opaque) |
1185 | { | |
1186 | /* XXX: not strictly correct */ | |
1187 | return 1; | |
1188 | } | |
1189 | ||
1190 | static void stdio_read(void *opaque, const uint8_t *buf, int size) | |
1191 | { | |
1192 | int i; | |
1193 | for(i = 0; i < size; i++) | |
1194 | stdio_received_byte(buf[i]); | |
1195 | } | |
1196 | ||
8d11df9e FB |
1197 | /* init terminal so that we can grab keys */ |
1198 | static struct termios oldtty; | |
1199 | static int old_fd0_flags; | |
1200 | ||
1201 | static void term_exit(void) | |
1202 | { | |
1203 | tcsetattr (0, TCSANOW, &oldtty); | |
1204 | fcntl(0, F_SETFL, old_fd0_flags); | |
1205 | } | |
1206 | ||
1207 | static void term_init(void) | |
1208 | { | |
1209 | struct termios tty; | |
1210 | ||
1211 | tcgetattr (0, &tty); | |
1212 | oldtty = tty; | |
1213 | old_fd0_flags = fcntl(0, F_GETFL); | |
1214 | ||
1215 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
1216 | |INLCR|IGNCR|ICRNL|IXON); | |
1217 | tty.c_oflag |= OPOST; | |
1218 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); | |
1219 | /* if graphical mode, we allow Ctrl-C handling */ | |
1220 | if (nographic) | |
1221 | tty.c_lflag &= ~ISIG; | |
1222 | tty.c_cflag &= ~(CSIZE|PARENB); | |
1223 | tty.c_cflag |= CS8; | |
1224 | tty.c_cc[VMIN] = 1; | |
1225 | tty.c_cc[VTIME] = 0; | |
1226 | ||
1227 | tcsetattr (0, TCSANOW, &tty); | |
1228 | ||
1229 | atexit(term_exit); | |
1230 | ||
1231 | fcntl(0, F_SETFL, O_NONBLOCK); | |
1232 | } | |
1233 | ||
82c643ff FB |
1234 | CharDriverState *qemu_chr_open_stdio(void) |
1235 | { | |
1236 | CharDriverState *chr; | |
1237 | ||
1238 | if (nographic) { | |
1239 | if (stdio_nb_clients >= STDIO_MAX_CLIENTS) | |
1240 | return NULL; | |
1241 | chr = qemu_chr_open_fd(0, 1); | |
1242 | if (stdio_nb_clients == 0) | |
1243 | qemu_add_fd_read_handler(0, stdio_can_read, stdio_read, NULL); | |
1244 | client_index = stdio_nb_clients; | |
1245 | } else { | |
1246 | if (stdio_nb_clients != 0) | |
1247 | return NULL; | |
1248 | chr = qemu_chr_open_fd(0, 1); | |
1249 | } | |
1250 | stdio_clients[stdio_nb_clients++] = chr; | |
8d11df9e FB |
1251 | if (stdio_nb_clients == 1) { |
1252 | /* set the terminal in raw mode */ | |
1253 | term_init(); | |
1254 | } | |
82c643ff FB |
1255 | return chr; |
1256 | } | |
1257 | ||
1258 | #if defined(__linux__) | |
1259 | CharDriverState *qemu_chr_open_pty(void) | |
1260 | { | |
1261 | char slave_name[1024]; | |
1262 | int master_fd, slave_fd; | |
1263 | ||
1264 | /* Not satisfying */ | |
1265 | if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) { | |
1266 | return NULL; | |
1267 | } | |
1268 | fprintf(stderr, "char device redirected to %s\n", slave_name); | |
1269 | return qemu_chr_open_fd(master_fd, master_fd); | |
1270 | } | |
1271 | #else | |
1272 | CharDriverState *qemu_chr_open_pty(void) | |
1273 | { | |
1274 | return NULL; | |
1275 | } | |
67b915a5 FB |
1276 | #endif |
1277 | ||
82c643ff FB |
1278 | #endif /* !defined(_WIN32) */ |
1279 | ||
1280 | CharDriverState *qemu_chr_open(const char *filename) | |
1281 | { | |
1282 | if (!strcmp(filename, "vc")) { | |
1283 | return text_console_init(&display_state); | |
1284 | } else if (!strcmp(filename, "null")) { | |
1285 | return qemu_chr_open_null(); | |
1286 | } else | |
1287 | #ifndef _WIN32 | |
1288 | if (!strcmp(filename, "pty")) { | |
1289 | return qemu_chr_open_pty(); | |
1290 | } else if (!strcmp(filename, "stdio")) { | |
1291 | return qemu_chr_open_stdio(); | |
1292 | } else | |
1293 | #endif | |
1294 | { | |
1295 | return NULL; | |
1296 | } | |
1297 | } | |
1298 | ||
80cabfad | 1299 | /***********************************************************/ |
c20709aa | 1300 | /* Linux network device redirectors */ |
330d0414 | 1301 | |
c20709aa FB |
1302 | void hex_dump(FILE *f, const uint8_t *buf, int size) |
1303 | { | |
1304 | int len, i, j, c; | |
1305 | ||
1306 | for(i=0;i<size;i+=16) { | |
1307 | len = size - i; | |
1308 | if (len > 16) | |
1309 | len = 16; | |
1310 | fprintf(f, "%08x ", i); | |
1311 | for(j=0;j<16;j++) { | |
1312 | if (j < len) | |
1313 | fprintf(f, " %02x", buf[i+j]); | |
1314 | else | |
1315 | fprintf(f, " "); | |
1316 | } | |
1317 | fprintf(f, " "); | |
1318 | for(j=0;j<len;j++) { | |
1319 | c = buf[i+j]; | |
1320 | if (c < ' ' || c > '~') | |
1321 | c = '.'; | |
1322 | fprintf(f, "%c", c); | |
1323 | } | |
1324 | fprintf(f, "\n"); | |
1325 | } | |
1326 | } | |
1327 | ||
1328 | void qemu_send_packet(NetDriverState *nd, const uint8_t *buf, int size) | |
1329 | { | |
1330 | nd->send_packet(nd, buf, size); | |
1331 | } | |
67b915a5 | 1332 | |
c20709aa FB |
1333 | void qemu_add_read_packet(NetDriverState *nd, IOCanRWHandler *fd_can_read, |
1334 | IOReadHandler *fd_read, void *opaque) | |
67b915a5 | 1335 | { |
c20709aa FB |
1336 | nd->add_read_packet(nd, fd_can_read, fd_read, opaque); |
1337 | } | |
1338 | ||
1339 | /* dummy network adapter */ | |
1340 | ||
1341 | static void dummy_send_packet(NetDriverState *nd, const uint8_t *buf, int size) | |
1342 | { | |
1343 | } | |
1344 | ||
1345 | static void dummy_add_read_packet(NetDriverState *nd, | |
1346 | IOCanRWHandler *fd_can_read, | |
1347 | IOReadHandler *fd_read, void *opaque) | |
1348 | { | |
1349 | } | |
1350 | ||
1351 | static int net_dummy_init(NetDriverState *nd) | |
1352 | { | |
1353 | nd->send_packet = dummy_send_packet; | |
1354 | nd->add_read_packet = dummy_add_read_packet; | |
1355 | pstrcpy(nd->ifname, sizeof(nd->ifname), "dummy"); | |
67b915a5 FB |
1356 | return 0; |
1357 | } | |
1358 | ||
c20709aa FB |
1359 | #if defined(CONFIG_SLIRP) |
1360 | ||
1361 | /* slirp network adapter */ | |
1362 | ||
1363 | static void *slirp_fd_opaque; | |
1364 | static IOCanRWHandler *slirp_fd_can_read; | |
1365 | static IOReadHandler *slirp_fd_read; | |
1366 | static int slirp_inited; | |
1367 | ||
1368 | int slirp_can_output(void) | |
1369 | { | |
1370 | return slirp_fd_can_read(slirp_fd_opaque); | |
1371 | } | |
1372 | ||
1373 | void slirp_output(const uint8_t *pkt, int pkt_len) | |
67b915a5 | 1374 | { |
c20709aa FB |
1375 | #if 0 |
1376 | printf("output:\n"); | |
1377 | hex_dump(stdout, pkt, pkt_len); | |
1378 | #endif | |
1379 | slirp_fd_read(slirp_fd_opaque, pkt, pkt_len); | |
67b915a5 FB |
1380 | } |
1381 | ||
c20709aa FB |
1382 | static void slirp_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1383 | { | |
1384 | #if 0 | |
1385 | printf("input:\n"); | |
1386 | hex_dump(stdout, buf, size); | |
1387 | #endif | |
1388 | slirp_input(buf, size); | |
1389 | } | |
1390 | ||
1391 | static void slirp_add_read_packet(NetDriverState *nd, | |
1392 | IOCanRWHandler *fd_can_read, | |
1393 | IOReadHandler *fd_read, void *opaque) | |
1394 | { | |
1395 | slirp_fd_opaque = opaque; | |
1396 | slirp_fd_can_read = fd_can_read; | |
1397 | slirp_fd_read = fd_read; | |
1398 | } | |
1399 | ||
1400 | static int net_slirp_init(NetDriverState *nd) | |
1401 | { | |
1402 | if (!slirp_inited) { | |
1403 | slirp_inited = 1; | |
1404 | slirp_init(); | |
1405 | } | |
1406 | nd->send_packet = slirp_send_packet; | |
1407 | nd->add_read_packet = slirp_add_read_packet; | |
1408 | pstrcpy(nd->ifname, sizeof(nd->ifname), "slirp"); | |
1409 | return 0; | |
1410 | } | |
1411 | ||
9bf05444 FB |
1412 | static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) |
1413 | { | |
1414 | const char *p, *p1; | |
1415 | int len; | |
1416 | p = *pp; | |
1417 | p1 = strchr(p, sep); | |
1418 | if (!p1) | |
1419 | return -1; | |
1420 | len = p1 - p; | |
1421 | p1++; | |
1422 | if (buf_size > 0) { | |
1423 | if (len > buf_size - 1) | |
1424 | len = buf_size - 1; | |
1425 | memcpy(buf, p, len); | |
1426 | buf[len] = '\0'; | |
1427 | } | |
1428 | *pp = p1; | |
1429 | return 0; | |
1430 | } | |
1431 | ||
1432 | static void net_slirp_redir(const char *redir_str) | |
1433 | { | |
1434 | int is_udp; | |
1435 | char buf[256], *r; | |
1436 | const char *p; | |
1437 | struct in_addr guest_addr; | |
1438 | int host_port, guest_port; | |
1439 | ||
1440 | if (!slirp_inited) { | |
1441 | slirp_inited = 1; | |
1442 | slirp_init(); | |
1443 | } | |
1444 | ||
1445 | p = redir_str; | |
1446 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1447 | goto fail; | |
1448 | if (!strcmp(buf, "tcp")) { | |
1449 | is_udp = 0; | |
1450 | } else if (!strcmp(buf, "udp")) { | |
1451 | is_udp = 1; | |
1452 | } else { | |
1453 | goto fail; | |
1454 | } | |
1455 | ||
1456 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1457 | goto fail; | |
1458 | host_port = strtol(buf, &r, 0); | |
1459 | if (r == buf) | |
1460 | goto fail; | |
1461 | ||
1462 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1463 | goto fail; | |
1464 | if (buf[0] == '\0') { | |
1465 | pstrcpy(buf, sizeof(buf), "10.0.2.15"); | |
1466 | } | |
1467 | if (!inet_aton(buf, &guest_addr)) | |
1468 | goto fail; | |
1469 | ||
1470 | guest_port = strtol(p, &r, 0); | |
1471 | if (r == p) | |
1472 | goto fail; | |
1473 | ||
1474 | if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) { | |
1475 | fprintf(stderr, "qemu: could not set up redirection\n"); | |
1476 | exit(1); | |
1477 | } | |
1478 | return; | |
1479 | fail: | |
1480 | fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n"); | |
1481 | exit(1); | |
1482 | } | |
9d728e8c | 1483 | |
c94c8d64 FB |
1484 | #ifndef _WIN32 |
1485 | ||
9d728e8c FB |
1486 | char smb_dir[1024]; |
1487 | ||
1488 | static void smb_exit(void) | |
1489 | { | |
1490 | DIR *d; | |
1491 | struct dirent *de; | |
1492 | char filename[1024]; | |
1493 | ||
1494 | /* erase all the files in the directory */ | |
1495 | d = opendir(smb_dir); | |
1496 | for(;;) { | |
1497 | de = readdir(d); | |
1498 | if (!de) | |
1499 | break; | |
1500 | if (strcmp(de->d_name, ".") != 0 && | |
1501 | strcmp(de->d_name, "..") != 0) { | |
1502 | snprintf(filename, sizeof(filename), "%s/%s", | |
1503 | smb_dir, de->d_name); | |
1504 | unlink(filename); | |
1505 | } | |
1506 | } | |
03ffbb69 | 1507 | closedir(d); |
9d728e8c FB |
1508 | rmdir(smb_dir); |
1509 | } | |
1510 | ||
1511 | /* automatic user mode samba server configuration */ | |
1512 | void net_slirp_smb(const char *exported_dir) | |
1513 | { | |
1514 | char smb_conf[1024]; | |
1515 | char smb_cmdline[1024]; | |
1516 | FILE *f; | |
1517 | ||
1518 | if (!slirp_inited) { | |
1519 | slirp_inited = 1; | |
1520 | slirp_init(); | |
1521 | } | |
1522 | ||
1523 | /* XXX: better tmp dir construction */ | |
1524 | snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid()); | |
1525 | if (mkdir(smb_dir, 0700) < 0) { | |
1526 | fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir); | |
1527 | exit(1); | |
1528 | } | |
1529 | snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf"); | |
1530 | ||
1531 | f = fopen(smb_conf, "w"); | |
1532 | if (!f) { | |
1533 | fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf); | |
1534 | exit(1); | |
1535 | } | |
1536 | fprintf(f, | |
1537 | "[global]\n" | |
1538 | "pid directory=%s\n" | |
1539 | "lock directory=%s\n" | |
1540 | "log file=%s/log.smbd\n" | |
1541 | "smb passwd file=%s/smbpasswd\n" | |
03ffbb69 | 1542 | "security = share\n" |
9d728e8c FB |
1543 | "[qemu]\n" |
1544 | "path=%s\n" | |
1545 | "read only=no\n" | |
1546 | "guest ok=yes\n", | |
1547 | smb_dir, | |
1548 | smb_dir, | |
1549 | smb_dir, | |
1550 | smb_dir, | |
1551 | exported_dir | |
1552 | ); | |
1553 | fclose(f); | |
1554 | atexit(smb_exit); | |
1555 | ||
1556 | snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s", | |
1557 | smb_conf); | |
1558 | ||
1559 | slirp_add_exec(0, smb_cmdline, 4, 139); | |
1560 | } | |
9bf05444 | 1561 | |
c94c8d64 FB |
1562 | #endif /* !defined(_WIN32) */ |
1563 | ||
c20709aa FB |
1564 | #endif /* CONFIG_SLIRP */ |
1565 | ||
1566 | #if !defined(_WIN32) | |
7d3505c5 FB |
1567 | #ifdef _BSD |
1568 | static int tun_open(char *ifname, int ifname_size) | |
1569 | { | |
1570 | int fd; | |
1571 | char *dev; | |
1572 | struct stat s; | |
67b915a5 | 1573 | |
7d3505c5 FB |
1574 | fd = open("/dev/tap", O_RDWR); |
1575 | if (fd < 0) { | |
1576 | fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n"); | |
1577 | return -1; | |
1578 | } | |
1579 | ||
1580 | fstat(fd, &s); | |
1581 | dev = devname(s.st_rdev, S_IFCHR); | |
1582 | pstrcpy(ifname, ifname_size, dev); | |
1583 | ||
1584 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
1585 | return fd; | |
1586 | } | |
1587 | #else | |
c4b1fcc0 | 1588 | static int tun_open(char *ifname, int ifname_size) |
330d0414 | 1589 | { |
80cabfad | 1590 | struct ifreq ifr; |
c4b1fcc0 | 1591 | int fd, ret; |
80cabfad FB |
1592 | |
1593 | fd = open("/dev/net/tun", O_RDWR); | |
1594 | if (fd < 0) { | |
1595 | fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n"); | |
1596 | return -1; | |
330d0414 | 1597 | } |
80cabfad FB |
1598 | memset(&ifr, 0, sizeof(ifr)); |
1599 | ifr.ifr_flags = IFF_TAP | IFF_NO_PI; | |
1600 | pstrcpy(ifr.ifr_name, IFNAMSIZ, "tun%d"); | |
1601 | ret = ioctl(fd, TUNSETIFF, (void *) &ifr); | |
1602 | if (ret != 0) { | |
1603 | fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n"); | |
1604 | close(fd); | |
1605 | return -1; | |
1606 | } | |
1607 | printf("Connected to host network interface: %s\n", ifr.ifr_name); | |
c4b1fcc0 | 1608 | pstrcpy(ifname, ifname_size, ifr.ifr_name); |
80cabfad | 1609 | fcntl(fd, F_SETFL, O_NONBLOCK); |
c4b1fcc0 FB |
1610 | return fd; |
1611 | } | |
7d3505c5 | 1612 | #endif |
330d0414 | 1613 | |
c20709aa FB |
1614 | static void tun_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1615 | { | |
1616 | write(nd->fd, buf, size); | |
1617 | } | |
1618 | ||
1619 | static void tun_add_read_packet(NetDriverState *nd, | |
1620 | IOCanRWHandler *fd_can_read, | |
1621 | IOReadHandler *fd_read, void *opaque) | |
c4b1fcc0 | 1622 | { |
c20709aa FB |
1623 | qemu_add_fd_read_handler(nd->fd, fd_can_read, fd_read, opaque); |
1624 | } | |
1625 | ||
1626 | static int net_tun_init(NetDriverState *nd) | |
1627 | { | |
1628 | int pid, status; | |
1629 | char *args[3]; | |
c4b1fcc0 FB |
1630 | char **parg; |
1631 | ||
c20709aa FB |
1632 | nd->fd = tun_open(nd->ifname, sizeof(nd->ifname)); |
1633 | if (nd->fd < 0) | |
1634 | return -1; | |
c4b1fcc0 | 1635 | |
c20709aa FB |
1636 | /* try to launch network init script */ |
1637 | pid = fork(); | |
1638 | if (pid >= 0) { | |
1639 | if (pid == 0) { | |
1640 | parg = args; | |
1641 | *parg++ = network_script; | |
1642 | *parg++ = nd->ifname; | |
1643 | *parg++ = NULL; | |
1644 | execv(network_script, args); | |
1645 | exit(1); | |
1646 | } | |
1647 | while (waitpid(pid, &status, 0) != pid); | |
1648 | if (!WIFEXITED(status) || | |
1649 | WEXITSTATUS(status) != 0) { | |
1650 | fprintf(stderr, "%s: could not launch network script\n", | |
1651 | network_script); | |
80cabfad | 1652 | } |
330d0414 | 1653 | } |
c20709aa FB |
1654 | nd->send_packet = tun_send_packet; |
1655 | nd->add_read_packet = tun_add_read_packet; | |
80cabfad | 1656 | return 0; |
330d0414 FB |
1657 | } |
1658 | ||
c20709aa | 1659 | static int net_fd_init(NetDriverState *nd, int fd) |
330d0414 | 1660 | { |
c20709aa FB |
1661 | nd->fd = fd; |
1662 | nd->send_packet = tun_send_packet; | |
1663 | nd->add_read_packet = tun_add_read_packet; | |
1664 | pstrcpy(nd->ifname, sizeof(nd->ifname), "tunfd"); | |
1665 | return 0; | |
80cabfad | 1666 | } |
330d0414 | 1667 | |
c20709aa | 1668 | #endif /* !_WIN32 */ |
67b915a5 | 1669 | |
f7cce898 FB |
1670 | /***********************************************************/ |
1671 | /* pid file */ | |
1672 | ||
1673 | static char *pid_filename; | |
1674 | ||
1675 | /* Remove PID file. Called on normal exit */ | |
1676 | ||
1677 | static void remove_pidfile(void) | |
1678 | { | |
1679 | unlink (pid_filename); | |
1680 | } | |
1681 | ||
1682 | static void create_pidfile(const char *filename) | |
1683 | { | |
1684 | struct stat pidstat; | |
1685 | FILE *f; | |
1686 | ||
1687 | /* Try to write our PID to the named file */ | |
1688 | if (stat(filename, &pidstat) < 0) { | |
1689 | if (errno == ENOENT) { | |
1690 | if ((f = fopen (filename, "w")) == NULL) { | |
1691 | perror("Opening pidfile"); | |
1692 | exit(1); | |
1693 | } | |
1694 | fprintf(f, "%d\n", getpid()); | |
1695 | fclose(f); | |
1696 | pid_filename = qemu_strdup(filename); | |
1697 | if (!pid_filename) { | |
1698 | fprintf(stderr, "Could not save PID filename"); | |
1699 | exit(1); | |
1700 | } | |
1701 | atexit(remove_pidfile); | |
1702 | } | |
1703 | } else { | |
1704 | fprintf(stderr, "%s already exists. Remove it and try again.\n", | |
1705 | filename); | |
1706 | exit(1); | |
1707 | } | |
1708 | } | |
1709 | ||
313aa567 FB |
1710 | /***********************************************************/ |
1711 | /* dumb display */ | |
1712 | ||
313aa567 FB |
1713 | static void dumb_update(DisplayState *ds, int x, int y, int w, int h) |
1714 | { | |
1715 | } | |
1716 | ||
1717 | static void dumb_resize(DisplayState *ds, int w, int h) | |
1718 | { | |
1719 | } | |
1720 | ||
1721 | static void dumb_refresh(DisplayState *ds) | |
1722 | { | |
1723 | vga_update_display(); | |
1724 | } | |
1725 | ||
1726 | void dumb_display_init(DisplayState *ds) | |
1727 | { | |
1728 | ds->data = NULL; | |
1729 | ds->linesize = 0; | |
1730 | ds->depth = 0; | |
1731 | ds->dpy_update = dumb_update; | |
1732 | ds->dpy_resize = dumb_resize; | |
1733 | ds->dpy_refresh = dumb_refresh; | |
1734 | } | |
1735 | ||
3a51dee6 | 1736 | #if !defined(CONFIG_SOFTMMU) |
f1510b2c | 1737 | /***********************************************************/ |
0824d6fc FB |
1738 | /* cpu signal handler */ |
1739 | static void host_segv_handler(int host_signum, siginfo_t *info, | |
1740 | void *puc) | |
1741 | { | |
1742 | if (cpu_signal_handler(host_signum, info, puc)) | |
1743 | return; | |
8d11df9e FB |
1744 | if (stdio_nb_clients > 0) |
1745 | term_exit(); | |
0824d6fc FB |
1746 | abort(); |
1747 | } | |
3a51dee6 | 1748 | #endif |
0824d6fc | 1749 | |
8a7ddc38 FB |
1750 | /***********************************************************/ |
1751 | /* I/O handling */ | |
0824d6fc | 1752 | |
c4b1fcc0 FB |
1753 | #define MAX_IO_HANDLERS 64 |
1754 | ||
1755 | typedef struct IOHandlerRecord { | |
1756 | int fd; | |
1757 | IOCanRWHandler *fd_can_read; | |
1758 | IOReadHandler *fd_read; | |
1759 | void *opaque; | |
1760 | /* temporary data */ | |
1761 | struct pollfd *ufd; | |
1762 | int max_size; | |
8a7ddc38 | 1763 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
1764 | } IOHandlerRecord; |
1765 | ||
8a7ddc38 | 1766 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 1767 | |
8a7ddc38 FB |
1768 | int qemu_add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read, |
1769 | IOReadHandler *fd_read, void *opaque) | |
c4b1fcc0 FB |
1770 | { |
1771 | IOHandlerRecord *ioh; | |
1772 | ||
8a7ddc38 FB |
1773 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); |
1774 | if (!ioh) | |
c4b1fcc0 | 1775 | return -1; |
c4b1fcc0 FB |
1776 | ioh->fd = fd; |
1777 | ioh->fd_can_read = fd_can_read; | |
1778 | ioh->fd_read = fd_read; | |
1779 | ioh->opaque = opaque; | |
8a7ddc38 FB |
1780 | ioh->next = first_io_handler; |
1781 | first_io_handler = ioh; | |
c4b1fcc0 FB |
1782 | return 0; |
1783 | } | |
1784 | ||
8a7ddc38 FB |
1785 | void qemu_del_fd_read_handler(int fd) |
1786 | { | |
1787 | IOHandlerRecord **pioh, *ioh; | |
b4608c04 | 1788 | |
8a7ddc38 FB |
1789 | pioh = &first_io_handler; |
1790 | for(;;) { | |
1791 | ioh = *pioh; | |
1792 | if (ioh == NULL) | |
1793 | break; | |
1794 | if (ioh->fd == fd) { | |
1795 | *pioh = ioh->next; | |
1796 | break; | |
1797 | } | |
1798 | pioh = &ioh->next; | |
1799 | } | |
1800 | } | |
1801 | ||
1802 | /***********************************************************/ | |
1803 | /* savevm/loadvm support */ | |
1804 | ||
1805 | void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size) | |
b4608c04 | 1806 | { |
8a7ddc38 | 1807 | fwrite(buf, 1, size, f); |
b4608c04 FB |
1808 | } |
1809 | ||
8a7ddc38 | 1810 | void qemu_put_byte(QEMUFile *f, int v) |
b4608c04 | 1811 | { |
8a7ddc38 FB |
1812 | fputc(v, f); |
1813 | } | |
1814 | ||
1815 | void qemu_put_be16(QEMUFile *f, unsigned int v) | |
1816 | { | |
1817 | qemu_put_byte(f, v >> 8); | |
1818 | qemu_put_byte(f, v); | |
1819 | } | |
1820 | ||
1821 | void qemu_put_be32(QEMUFile *f, unsigned int v) | |
1822 | { | |
1823 | qemu_put_byte(f, v >> 24); | |
1824 | qemu_put_byte(f, v >> 16); | |
1825 | qemu_put_byte(f, v >> 8); | |
1826 | qemu_put_byte(f, v); | |
1827 | } | |
1828 | ||
1829 | void qemu_put_be64(QEMUFile *f, uint64_t v) | |
1830 | { | |
1831 | qemu_put_be32(f, v >> 32); | |
1832 | qemu_put_be32(f, v); | |
1833 | } | |
1834 | ||
1835 | int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size) | |
1836 | { | |
1837 | return fread(buf, 1, size, f); | |
1838 | } | |
1839 | ||
1840 | int qemu_get_byte(QEMUFile *f) | |
1841 | { | |
1842 | int v; | |
1843 | v = fgetc(f); | |
1844 | if (v == EOF) | |
1845 | return 0; | |
1846 | else | |
1847 | return v; | |
1848 | } | |
1849 | ||
1850 | unsigned int qemu_get_be16(QEMUFile *f) | |
1851 | { | |
1852 | unsigned int v; | |
1853 | v = qemu_get_byte(f) << 8; | |
1854 | v |= qemu_get_byte(f); | |
1855 | return v; | |
1856 | } | |
1857 | ||
1858 | unsigned int qemu_get_be32(QEMUFile *f) | |
1859 | { | |
1860 | unsigned int v; | |
1861 | v = qemu_get_byte(f) << 24; | |
1862 | v |= qemu_get_byte(f) << 16; | |
1863 | v |= qemu_get_byte(f) << 8; | |
1864 | v |= qemu_get_byte(f); | |
1865 | return v; | |
1866 | } | |
1867 | ||
1868 | uint64_t qemu_get_be64(QEMUFile *f) | |
1869 | { | |
1870 | uint64_t v; | |
1871 | v = (uint64_t)qemu_get_be32(f) << 32; | |
1872 | v |= qemu_get_be32(f); | |
1873 | return v; | |
1874 | } | |
1875 | ||
1876 | int64_t qemu_ftell(QEMUFile *f) | |
1877 | { | |
1878 | return ftell(f); | |
1879 | } | |
1880 | ||
1881 | int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence) | |
1882 | { | |
1883 | if (fseek(f, pos, whence) < 0) | |
1884 | return -1; | |
1885 | return ftell(f); | |
1886 | } | |
1887 | ||
1888 | typedef struct SaveStateEntry { | |
1889 | char idstr[256]; | |
1890 | int instance_id; | |
1891 | int version_id; | |
1892 | SaveStateHandler *save_state; | |
1893 | LoadStateHandler *load_state; | |
1894 | void *opaque; | |
1895 | struct SaveStateEntry *next; | |
1896 | } SaveStateEntry; | |
b4608c04 | 1897 | |
8a7ddc38 FB |
1898 | static SaveStateEntry *first_se; |
1899 | ||
1900 | int register_savevm(const char *idstr, | |
1901 | int instance_id, | |
1902 | int version_id, | |
1903 | SaveStateHandler *save_state, | |
1904 | LoadStateHandler *load_state, | |
1905 | void *opaque) | |
1906 | { | |
1907 | SaveStateEntry *se, **pse; | |
1908 | ||
1909 | se = qemu_malloc(sizeof(SaveStateEntry)); | |
1910 | if (!se) | |
1911 | return -1; | |
1912 | pstrcpy(se->idstr, sizeof(se->idstr), idstr); | |
1913 | se->instance_id = instance_id; | |
1914 | se->version_id = version_id; | |
1915 | se->save_state = save_state; | |
1916 | se->load_state = load_state; | |
1917 | se->opaque = opaque; | |
1918 | se->next = NULL; | |
1919 | ||
1920 | /* add at the end of list */ | |
1921 | pse = &first_se; | |
1922 | while (*pse != NULL) | |
1923 | pse = &(*pse)->next; | |
1924 | *pse = se; | |
1925 | return 0; | |
1926 | } | |
1927 | ||
1928 | #define QEMU_VM_FILE_MAGIC 0x5145564d | |
1929 | #define QEMU_VM_FILE_VERSION 0x00000001 | |
1930 | ||
1931 | int qemu_savevm(const char *filename) | |
1932 | { | |
1933 | SaveStateEntry *se; | |
1934 | QEMUFile *f; | |
1935 | int len, len_pos, cur_pos, saved_vm_running, ret; | |
1936 | ||
1937 | saved_vm_running = vm_running; | |
1938 | vm_stop(0); | |
1939 | ||
1940 | f = fopen(filename, "wb"); | |
1941 | if (!f) { | |
1942 | ret = -1; | |
1943 | goto the_end; | |
313aa567 FB |
1944 | } |
1945 | ||
8a7ddc38 FB |
1946 | qemu_put_be32(f, QEMU_VM_FILE_MAGIC); |
1947 | qemu_put_be32(f, QEMU_VM_FILE_VERSION); | |
1948 | ||
1949 | for(se = first_se; se != NULL; se = se->next) { | |
1950 | /* ID string */ | |
1951 | len = strlen(se->idstr); | |
1952 | qemu_put_byte(f, len); | |
1953 | qemu_put_buffer(f, se->idstr, len); | |
1954 | ||
1955 | qemu_put_be32(f, se->instance_id); | |
1956 | qemu_put_be32(f, se->version_id); | |
1957 | ||
1958 | /* record size: filled later */ | |
1959 | len_pos = ftell(f); | |
1960 | qemu_put_be32(f, 0); | |
1961 | ||
1962 | se->save_state(f, se->opaque); | |
1963 | ||
1964 | /* fill record size */ | |
1965 | cur_pos = ftell(f); | |
1966 | len = ftell(f) - len_pos - 4; | |
1967 | fseek(f, len_pos, SEEK_SET); | |
1968 | qemu_put_be32(f, len); | |
1969 | fseek(f, cur_pos, SEEK_SET); | |
1970 | } | |
1971 | ||
1972 | fclose(f); | |
1973 | ret = 0; | |
1974 | the_end: | |
1975 | if (saved_vm_running) | |
1976 | vm_start(); | |
1977 | return ret; | |
1978 | } | |
1979 | ||
1980 | static SaveStateEntry *find_se(const char *idstr, int instance_id) | |
1981 | { | |
1982 | SaveStateEntry *se; | |
1983 | ||
1984 | for(se = first_se; se != NULL; se = se->next) { | |
1985 | if (!strcmp(se->idstr, idstr) && | |
1986 | instance_id == se->instance_id) | |
1987 | return se; | |
1988 | } | |
1989 | return NULL; | |
1990 | } | |
1991 | ||
1992 | int qemu_loadvm(const char *filename) | |
1993 | { | |
1994 | SaveStateEntry *se; | |
1995 | QEMUFile *f; | |
1996 | int len, cur_pos, ret, instance_id, record_len, version_id; | |
1997 | int saved_vm_running; | |
1998 | unsigned int v; | |
1999 | char idstr[256]; | |
2000 | ||
2001 | saved_vm_running = vm_running; | |
2002 | vm_stop(0); | |
2003 | ||
2004 | f = fopen(filename, "rb"); | |
2005 | if (!f) { | |
2006 | ret = -1; | |
2007 | goto the_end; | |
2008 | } | |
2009 | ||
2010 | v = qemu_get_be32(f); | |
2011 | if (v != QEMU_VM_FILE_MAGIC) | |
2012 | goto fail; | |
2013 | v = qemu_get_be32(f); | |
2014 | if (v != QEMU_VM_FILE_VERSION) { | |
2015 | fail: | |
2016 | fclose(f); | |
2017 | ret = -1; | |
2018 | goto the_end; | |
2019 | } | |
b4608c04 | 2020 | for(;;) { |
a541f297 | 2021 | #if defined (DO_TB_FLUSH) |
d927637d | 2022 | tb_flush(global_env); |
a541f297 | 2023 | #endif |
8a7ddc38 FB |
2024 | len = qemu_get_byte(f); |
2025 | if (feof(f)) | |
cd4c3e88 | 2026 | break; |
8a7ddc38 FB |
2027 | qemu_get_buffer(f, idstr, len); |
2028 | idstr[len] = '\0'; | |
2029 | instance_id = qemu_get_be32(f); | |
2030 | version_id = qemu_get_be32(f); | |
2031 | record_len = qemu_get_be32(f); | |
2032 | #if 0 | |
2033 | printf("idstr=%s instance=0x%x version=%d len=%d\n", | |
2034 | idstr, instance_id, version_id, record_len); | |
2035 | #endif | |
2036 | cur_pos = ftell(f); | |
2037 | se = find_se(idstr, instance_id); | |
2038 | if (!se) { | |
2039 | fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n", | |
2040 | instance_id, idstr); | |
2041 | } else { | |
2042 | ret = se->load_state(f, se->opaque, version_id); | |
2043 | if (ret < 0) { | |
2044 | fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n", | |
2045 | instance_id, idstr); | |
2046 | } | |
34865134 | 2047 | } |
8a7ddc38 FB |
2048 | /* always seek to exact end of record */ |
2049 | qemu_fseek(f, cur_pos + record_len, SEEK_SET); | |
2050 | } | |
2051 | fclose(f); | |
2052 | ret = 0; | |
2053 | the_end: | |
2054 | if (saved_vm_running) | |
2055 | vm_start(); | |
2056 | return ret; | |
2057 | } | |
2058 | ||
2059 | /***********************************************************/ | |
2060 | /* cpu save/restore */ | |
2061 | ||
2062 | #if defined(TARGET_I386) | |
2063 | ||
2064 | static void cpu_put_seg(QEMUFile *f, SegmentCache *dt) | |
2065 | { | |
02ba45c5 | 2066 | qemu_put_be32(f, dt->selector); |
8a7ddc38 FB |
2067 | qemu_put_be32(f, (uint32_t)dt->base); |
2068 | qemu_put_be32(f, dt->limit); | |
2069 | qemu_put_be32(f, dt->flags); | |
2070 | } | |
2071 | ||
2072 | static void cpu_get_seg(QEMUFile *f, SegmentCache *dt) | |
2073 | { | |
02ba45c5 | 2074 | dt->selector = qemu_get_be32(f); |
8a7ddc38 FB |
2075 | dt->base = (uint8_t *)qemu_get_be32(f); |
2076 | dt->limit = qemu_get_be32(f); | |
2077 | dt->flags = qemu_get_be32(f); | |
2078 | } | |
2079 | ||
2080 | void cpu_save(QEMUFile *f, void *opaque) | |
2081 | { | |
2082 | CPUState *env = opaque; | |
2083 | uint16_t fptag, fpus, fpuc; | |
2084 | uint32_t hflags; | |
2085 | int i; | |
2086 | ||
2087 | for(i = 0; i < 8; i++) | |
2088 | qemu_put_be32s(f, &env->regs[i]); | |
2089 | qemu_put_be32s(f, &env->eip); | |
2090 | qemu_put_be32s(f, &env->eflags); | |
2091 | qemu_put_be32s(f, &env->eflags); | |
2092 | hflags = env->hflags; /* XXX: suppress most of the redundant hflags */ | |
2093 | qemu_put_be32s(f, &hflags); | |
2094 | ||
2095 | /* FPU */ | |
2096 | fpuc = env->fpuc; | |
2097 | fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; | |
2098 | fptag = 0; | |
2099 | for (i=7; i>=0; i--) { | |
2100 | fptag <<= 2; | |
2101 | if (env->fptags[i]) { | |
2102 | fptag |= 3; | |
2103 | } | |
2104 | } | |
2105 | ||
2106 | qemu_put_be16s(f, &fpuc); | |
2107 | qemu_put_be16s(f, &fpus); | |
2108 | qemu_put_be16s(f, &fptag); | |
2109 | ||
2110 | for(i = 0; i < 8; i++) { | |
2111 | uint64_t mant; | |
2112 | uint16_t exp; | |
2113 | cpu_get_fp80(&mant, &exp, env->fpregs[i]); | |
2114 | qemu_put_be64(f, mant); | |
2115 | qemu_put_be16(f, exp); | |
2116 | } | |
2117 | ||
2118 | for(i = 0; i < 6; i++) | |
2119 | cpu_put_seg(f, &env->segs[i]); | |
2120 | cpu_put_seg(f, &env->ldt); | |
2121 | cpu_put_seg(f, &env->tr); | |
2122 | cpu_put_seg(f, &env->gdt); | |
2123 | cpu_put_seg(f, &env->idt); | |
2124 | ||
2125 | qemu_put_be32s(f, &env->sysenter_cs); | |
2126 | qemu_put_be32s(f, &env->sysenter_esp); | |
2127 | qemu_put_be32s(f, &env->sysenter_eip); | |
2128 | ||
2129 | qemu_put_be32s(f, &env->cr[0]); | |
2130 | qemu_put_be32s(f, &env->cr[2]); | |
2131 | qemu_put_be32s(f, &env->cr[3]); | |
2132 | qemu_put_be32s(f, &env->cr[4]); | |
2133 | ||
2134 | for(i = 0; i < 8; i++) | |
2135 | qemu_put_be32s(f, &env->dr[i]); | |
2136 | ||
2137 | /* MMU */ | |
2138 | qemu_put_be32s(f, &env->a20_mask); | |
2139 | } | |
2140 | ||
2141 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
2142 | { | |
2143 | CPUState *env = opaque; | |
2144 | int i; | |
2145 | uint32_t hflags; | |
2146 | uint16_t fpus, fpuc, fptag; | |
2147 | ||
02ba45c5 | 2148 | if (version_id != 2) |
8a7ddc38 FB |
2149 | return -EINVAL; |
2150 | for(i = 0; i < 8; i++) | |
2151 | qemu_get_be32s(f, &env->regs[i]); | |
2152 | qemu_get_be32s(f, &env->eip); | |
2153 | qemu_get_be32s(f, &env->eflags); | |
2154 | qemu_get_be32s(f, &env->eflags); | |
2155 | qemu_get_be32s(f, &hflags); | |
2156 | ||
2157 | qemu_get_be16s(f, &fpuc); | |
2158 | qemu_get_be16s(f, &fpus); | |
2159 | qemu_get_be16s(f, &fptag); | |
2160 | ||
2161 | for(i = 0; i < 8; i++) { | |
2162 | uint64_t mant; | |
2163 | uint16_t exp; | |
2164 | mant = qemu_get_be64(f); | |
2165 | exp = qemu_get_be16(f); | |
2166 | env->fpregs[i] = cpu_set_fp80(mant, exp); | |
2167 | } | |
2168 | ||
2169 | env->fpuc = fpuc; | |
2170 | env->fpstt = (fpus >> 11) & 7; | |
2171 | env->fpus = fpus & ~0x3800; | |
2172 | for(i = 0; i < 8; i++) { | |
2173 | env->fptags[i] = ((fptag & 3) == 3); | |
2174 | fptag >>= 2; | |
2175 | } | |
2176 | ||
2177 | for(i = 0; i < 6; i++) | |
2178 | cpu_get_seg(f, &env->segs[i]); | |
2179 | cpu_get_seg(f, &env->ldt); | |
2180 | cpu_get_seg(f, &env->tr); | |
2181 | cpu_get_seg(f, &env->gdt); | |
2182 | cpu_get_seg(f, &env->idt); | |
2183 | ||
2184 | qemu_get_be32s(f, &env->sysenter_cs); | |
2185 | qemu_get_be32s(f, &env->sysenter_esp); | |
2186 | qemu_get_be32s(f, &env->sysenter_eip); | |
2187 | ||
2188 | qemu_get_be32s(f, &env->cr[0]); | |
2189 | qemu_get_be32s(f, &env->cr[2]); | |
2190 | qemu_get_be32s(f, &env->cr[3]); | |
2191 | qemu_get_be32s(f, &env->cr[4]); | |
2192 | ||
2193 | for(i = 0; i < 8; i++) | |
2194 | qemu_get_be32s(f, &env->dr[i]); | |
2195 | ||
2196 | /* MMU */ | |
2197 | qemu_get_be32s(f, &env->a20_mask); | |
2198 | ||
2199 | /* XXX: compute hflags from scratch, except for CPL and IIF */ | |
2200 | env->hflags = hflags; | |
2201 | tlb_flush(env, 1); | |
2202 | return 0; | |
2203 | } | |
2204 | ||
a541f297 FB |
2205 | #elif defined(TARGET_PPC) |
2206 | void cpu_save(QEMUFile *f, void *opaque) | |
2207 | { | |
2208 | } | |
2209 | ||
e95c8d51 FB |
2210 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2211 | { | |
2212 | return 0; | |
2213 | } | |
2214 | #elif defined(TARGET_SPARC) | |
2215 | void cpu_save(QEMUFile *f, void *opaque) | |
2216 | { | |
e80cfcfc FB |
2217 | CPUState *env = opaque; |
2218 | int i; | |
2219 | uint32_t tmp; | |
2220 | ||
2221 | for(i = 1; i < 8; i++) | |
2222 | qemu_put_be32s(f, &env->gregs[i]); | |
2223 | tmp = env->regwptr - env->regbase; | |
2224 | qemu_put_be32s(f, &tmp); | |
2225 | for(i = 1; i < NWINDOWS * 16 + 8; i++) | |
2226 | qemu_put_be32s(f, &env->regbase[i]); | |
2227 | ||
2228 | /* FPU */ | |
2229 | for(i = 0; i < 32; i++) { | |
2230 | uint64_t mant; | |
2231 | uint16_t exp; | |
2232 | cpu_get_fp64(&mant, &exp, env->fpr[i]); | |
2233 | qemu_put_be64(f, mant); | |
2234 | qemu_put_be16(f, exp); | |
2235 | } | |
2236 | qemu_put_be32s(f, &env->pc); | |
2237 | qemu_put_be32s(f, &env->npc); | |
2238 | qemu_put_be32s(f, &env->y); | |
2239 | tmp = GET_PSR(env); | |
2240 | qemu_put_be32s(f, &tmp); | |
2241 | qemu_put_be32s(f, &env->fsr); | |
2242 | qemu_put_be32s(f, &env->cwp); | |
2243 | qemu_put_be32s(f, &env->wim); | |
2244 | qemu_put_be32s(f, &env->tbr); | |
2245 | /* MMU */ | |
2246 | for(i = 0; i < 16; i++) | |
2247 | qemu_put_be32s(f, &env->mmuregs[i]); | |
e95c8d51 FB |
2248 | } |
2249 | ||
a541f297 FB |
2250 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2251 | { | |
e80cfcfc FB |
2252 | CPUState *env = opaque; |
2253 | int i; | |
2254 | uint32_t tmp; | |
2255 | ||
2256 | for(i = 1; i < 8; i++) | |
2257 | qemu_get_be32s(f, &env->gregs[i]); | |
2258 | qemu_get_be32s(f, &tmp); | |
2259 | env->regwptr = env->regbase + tmp; | |
2260 | for(i = 1; i < NWINDOWS * 16 + 8; i++) | |
2261 | qemu_get_be32s(f, &env->regbase[i]); | |
2262 | ||
2263 | /* FPU */ | |
2264 | for(i = 0; i < 32; i++) { | |
2265 | uint64_t mant; | |
2266 | uint16_t exp; | |
2267 | ||
2268 | qemu_get_be64s(f, &mant); | |
2269 | qemu_get_be16s(f, &exp); | |
2270 | env->fpr[i] = cpu_put_fp64(mant, exp); | |
2271 | } | |
2272 | qemu_get_be32s(f, &env->pc); | |
2273 | qemu_get_be32s(f, &env->npc); | |
2274 | qemu_get_be32s(f, &env->y); | |
2275 | qemu_get_be32s(f, &tmp); | |
2276 | PUT_PSR(env, tmp); | |
2277 | qemu_get_be32s(f, &env->fsr); | |
2278 | qemu_get_be32s(f, &env->cwp); | |
2279 | qemu_get_be32s(f, &env->wim); | |
2280 | qemu_get_be32s(f, &env->tbr); | |
2281 | /* MMU */ | |
2282 | for(i = 0; i < 16; i++) | |
2283 | qemu_get_be32s(f, &env->mmuregs[i]); | |
2284 | tlb_flush(env, 1); | |
a541f297 FB |
2285 | return 0; |
2286 | } | |
8a7ddc38 FB |
2287 | #else |
2288 | ||
2289 | #warning No CPU save/restore functions | |
2290 | ||
2291 | #endif | |
2292 | ||
2293 | /***********************************************************/ | |
2294 | /* ram save/restore */ | |
2295 | ||
2296 | /* we just avoid storing empty pages */ | |
2297 | static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len) | |
2298 | { | |
2299 | int i, v; | |
2300 | ||
2301 | v = buf[0]; | |
2302 | for(i = 1; i < len; i++) { | |
2303 | if (buf[i] != v) | |
2304 | goto normal_save; | |
2305 | } | |
2306 | qemu_put_byte(f, 1); | |
2307 | qemu_put_byte(f, v); | |
2308 | return; | |
2309 | normal_save: | |
2310 | qemu_put_byte(f, 0); | |
2311 | qemu_put_buffer(f, buf, len); | |
2312 | } | |
2313 | ||
2314 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) | |
2315 | { | |
2316 | int v; | |
2317 | ||
2318 | v = qemu_get_byte(f); | |
2319 | switch(v) { | |
2320 | case 0: | |
2321 | if (qemu_get_buffer(f, buf, len) != len) | |
2322 | return -EIO; | |
2323 | break; | |
2324 | case 1: | |
2325 | v = qemu_get_byte(f); | |
2326 | memset(buf, v, len); | |
2327 | break; | |
2328 | default: | |
2329 | return -EINVAL; | |
2330 | } | |
2331 | return 0; | |
2332 | } | |
2333 | ||
2334 | static void ram_save(QEMUFile *f, void *opaque) | |
2335 | { | |
2336 | int i; | |
2337 | qemu_put_be32(f, phys_ram_size); | |
2338 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
2339 | ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
2340 | } | |
2341 | } | |
2342 | ||
2343 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
2344 | { | |
2345 | int i, ret; | |
2346 | ||
2347 | if (version_id != 1) | |
2348 | return -EINVAL; | |
2349 | if (qemu_get_be32(f) != phys_ram_size) | |
2350 | return -EINVAL; | |
2351 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
2352 | ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
2353 | if (ret) | |
2354 | return ret; | |
2355 | } | |
2356 | return 0; | |
2357 | } | |
2358 | ||
2359 | /***********************************************************/ | |
2360 | /* main execution loop */ | |
2361 | ||
2362 | void gui_update(void *opaque) | |
2363 | { | |
2364 | display_state.dpy_refresh(&display_state); | |
2365 | qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock)); | |
2366 | } | |
2367 | ||
2368 | /* XXX: support several handlers */ | |
2369 | VMStopHandler *vm_stop_cb; | |
2370 | VMStopHandler *vm_stop_opaque; | |
2371 | ||
2372 | int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
2373 | { | |
2374 | vm_stop_cb = cb; | |
2375 | vm_stop_opaque = opaque; | |
2376 | return 0; | |
2377 | } | |
2378 | ||
2379 | void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
2380 | { | |
2381 | vm_stop_cb = NULL; | |
2382 | } | |
2383 | ||
2384 | void vm_start(void) | |
2385 | { | |
2386 | if (!vm_running) { | |
2387 | cpu_enable_ticks(); | |
2388 | vm_running = 1; | |
2389 | } | |
2390 | } | |
2391 | ||
2392 | void vm_stop(int reason) | |
2393 | { | |
2394 | if (vm_running) { | |
2395 | cpu_disable_ticks(); | |
2396 | vm_running = 0; | |
2397 | if (reason != 0) { | |
2398 | if (vm_stop_cb) { | |
2399 | vm_stop_cb(vm_stop_opaque, reason); | |
2400 | } | |
34865134 | 2401 | } |
8a7ddc38 FB |
2402 | } |
2403 | } | |
2404 | ||
bb0c6722 FB |
2405 | /* reset/shutdown handler */ |
2406 | ||
2407 | typedef struct QEMUResetEntry { | |
2408 | QEMUResetHandler *func; | |
2409 | void *opaque; | |
2410 | struct QEMUResetEntry *next; | |
2411 | } QEMUResetEntry; | |
2412 | ||
2413 | static QEMUResetEntry *first_reset_entry; | |
2414 | static int reset_requested; | |
2415 | static int shutdown_requested; | |
2416 | ||
2417 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) | |
2418 | { | |
2419 | QEMUResetEntry **pre, *re; | |
2420 | ||
2421 | pre = &first_reset_entry; | |
2422 | while (*pre != NULL) | |
2423 | pre = &(*pre)->next; | |
2424 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
2425 | re->func = func; | |
2426 | re->opaque = opaque; | |
2427 | re->next = NULL; | |
2428 | *pre = re; | |
2429 | } | |
2430 | ||
2431 | void qemu_system_reset(void) | |
2432 | { | |
2433 | QEMUResetEntry *re; | |
2434 | ||
2435 | /* reset all devices */ | |
2436 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
2437 | re->func(re->opaque); | |
2438 | } | |
2439 | } | |
2440 | ||
2441 | void qemu_system_reset_request(void) | |
2442 | { | |
2443 | reset_requested = 1; | |
2444 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2445 | } | |
2446 | ||
2447 | void qemu_system_shutdown_request(void) | |
2448 | { | |
2449 | shutdown_requested = 1; | |
2450 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2451 | } | |
2452 | ||
2453 | static void main_cpu_reset(void *opaque) | |
2454 | { | |
e80cfcfc | 2455 | #if defined(TARGET_I386) || defined(TARGET_SPARC) |
bb0c6722 FB |
2456 | CPUState *env = opaque; |
2457 | cpu_reset(env); | |
2458 | #endif | |
2459 | } | |
2460 | ||
5905b2e5 | 2461 | void main_loop_wait(int timeout) |
8a7ddc38 | 2462 | { |
67b915a5 | 2463 | #ifndef _WIN32 |
8a7ddc38 | 2464 | struct pollfd ufds[MAX_IO_HANDLERS + 1], *pf; |
8a7ddc38 | 2465 | IOHandlerRecord *ioh, *ioh_next; |
67b915a5 FB |
2466 | uint8_t buf[4096]; |
2467 | int n, max_size; | |
2468 | #endif | |
5905b2e5 | 2469 | int ret; |
c4b1fcc0 | 2470 | |
38e205a2 FB |
2471 | #ifdef _WIN32 |
2472 | if (timeout > 0) | |
2473 | Sleep(timeout); | |
2474 | #else | |
b4608c04 | 2475 | /* poll any events */ |
8a7ddc38 | 2476 | /* XXX: separate device handlers from system ones */ |
b4608c04 | 2477 | pf = ufds; |
8a7ddc38 FB |
2478 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
2479 | if (!ioh->fd_can_read) { | |
2480 | max_size = 0; | |
c4b1fcc0 FB |
2481 | pf->fd = ioh->fd; |
2482 | pf->events = POLLIN; | |
2483 | ioh->ufd = pf; | |
2484 | pf++; | |
2485 | } else { | |
8a7ddc38 FB |
2486 | max_size = ioh->fd_can_read(ioh->opaque); |
2487 | if (max_size > 0) { | |
2488 | if (max_size > sizeof(buf)) | |
2489 | max_size = sizeof(buf); | |
2490 | pf->fd = ioh->fd; | |
2491 | pf->events = POLLIN; | |
2492 | ioh->ufd = pf; | |
2493 | pf++; | |
2494 | } else { | |
2495 | ioh->ufd = NULL; | |
2496 | } | |
c4b1fcc0 FB |
2497 | } |
2498 | ioh->max_size = max_size; | |
b4608c04 | 2499 | } |
73332e5c | 2500 | |
b4608c04 FB |
2501 | ret = poll(ufds, pf - ufds, timeout); |
2502 | if (ret > 0) { | |
8a7ddc38 FB |
2503 | /* XXX: better handling of removal */ |
2504 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) { | |
2505 | ioh_next = ioh->next; | |
c4b1fcc0 FB |
2506 | pf = ioh->ufd; |
2507 | if (pf) { | |
8a7ddc38 FB |
2508 | if (pf->revents & POLLIN) { |
2509 | if (ioh->max_size == 0) { | |
2510 | /* just a read event */ | |
2511 | ioh->fd_read(ioh->opaque, NULL, 0); | |
2512 | } else { | |
2513 | n = read(ioh->fd, buf, ioh->max_size); | |
2514 | if (n >= 0) { | |
2515 | ioh->fd_read(ioh->opaque, buf, n); | |
158156d1 | 2516 | } else if (errno != EAGAIN) { |
8a7ddc38 FB |
2517 | ioh->fd_read(ioh->opaque, NULL, -errno); |
2518 | } | |
2519 | } | |
b4608c04 | 2520 | } |
b4608c04 | 2521 | } |
b4608c04 FB |
2522 | } |
2523 | } | |
5905b2e5 | 2524 | #endif /* !defined(_WIN32) */ |
c20709aa FB |
2525 | #if defined(CONFIG_SLIRP) |
2526 | /* XXX: merge with poll() */ | |
2527 | if (slirp_inited) { | |
2528 | fd_set rfds, wfds, xfds; | |
2529 | int nfds; | |
2530 | struct timeval tv; | |
2531 | ||
2532 | nfds = -1; | |
2533 | FD_ZERO(&rfds); | |
2534 | FD_ZERO(&wfds); | |
2535 | FD_ZERO(&xfds); | |
2536 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); | |
2537 | tv.tv_sec = 0; | |
2538 | tv.tv_usec = 0; | |
2539 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); | |
2540 | if (ret >= 0) { | |
2541 | slirp_select_poll(&rfds, &wfds, &xfds); | |
2542 | } | |
2543 | } | |
67b915a5 | 2544 | #endif |
b4608c04 | 2545 | |
8a7ddc38 FB |
2546 | if (vm_running) { |
2547 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
2548 | qemu_get_clock(vm_clock)); | |
8a7ddc38 FB |
2549 | /* run dma transfers, if any */ |
2550 | DMA_run(); | |
b4608c04 | 2551 | } |
313aa567 | 2552 | |
8a7ddc38 FB |
2553 | /* real time timers */ |
2554 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
2555 | qemu_get_clock(rt_clock)); | |
5905b2e5 FB |
2556 | } |
2557 | ||
2558 | int main_loop(void) | |
2559 | { | |
2560 | int ret, timeout; | |
2561 | CPUState *env = global_env; | |
2562 | ||
2563 | for(;;) { | |
2564 | if (vm_running) { | |
2565 | ret = cpu_exec(env); | |
2566 | if (shutdown_requested) { | |
2567 | ret = EXCP_INTERRUPT; | |
2568 | break; | |
2569 | } | |
2570 | if (reset_requested) { | |
2571 | reset_requested = 0; | |
2572 | qemu_system_reset(); | |
2573 | ret = EXCP_INTERRUPT; | |
2574 | } | |
2575 | if (ret == EXCP_DEBUG) { | |
2576 | vm_stop(EXCP_DEBUG); | |
2577 | } | |
2578 | /* if hlt instruction, we wait until the next IRQ */ | |
2579 | /* XXX: use timeout computed from timers */ | |
2580 | if (ret == EXCP_HLT) | |
2581 | timeout = 10; | |
2582 | else | |
2583 | timeout = 0; | |
2584 | } else { | |
2585 | timeout = 10; | |
2586 | } | |
2587 | main_loop_wait(timeout); | |
b4608c04 | 2588 | } |
34865134 FB |
2589 | cpu_disable_ticks(); |
2590 | return ret; | |
b4608c04 FB |
2591 | } |
2592 | ||
0824d6fc FB |
2593 | void help(void) |
2594 | { | |
aaaa7df6 | 2595 | printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2004 Fabrice Bellard\n" |
0db63474 | 2596 | "usage: %s [options] [disk_image]\n" |
0824d6fc | 2597 | "\n" |
a20dd508 | 2598 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 2599 | "\n" |
a20dd508 | 2600 | "Standard options:\n" |
c45886db | 2601 | "-fda/-fdb file use 'file' as floppy disk 0/1 image\n" |
36b486bb FB |
2602 | "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n" |
2603 | "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n" | |
c4b1fcc0 | 2604 | "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n" |
9e89a4be | 2605 | "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n" |
a20dd508 | 2606 | "-snapshot write to temporary files instead of disk image files\n" |
a00bad7e | 2607 | "-m megs set virtual RAM size to megs MB [default=%d]\n" |
c4b1fcc0 | 2608 | "-nographic disable graphical output and redirect serial I/Os to console\n" |
4ca0074c | 2609 | #ifndef _WIN32 |
3d11d0eb | 2610 | "-k language use keyboard layout (for example \"fr\" for French)\n" |
4ca0074c | 2611 | #endif |
aaaa7df6 | 2612 | "-enable-audio enable audio support\n" |
89980284 | 2613 | "-localtime set the real time clock to local time [default=utc]\n" |
d63d307f | 2614 | "-full-screen start in full screen\n" |
bb0c6722 FB |
2615 | #ifdef TARGET_PPC |
2616 | "-prep Simulate a PREP system (default is PowerMAC)\n" | |
e9b137c2 | 2617 | "-g WxH[xDEPTH] Set the initial VGA graphic mode\n" |
bb0c6722 | 2618 | #endif |
c4b1fcc0 FB |
2619 | "\n" |
2620 | "Network options:\n" | |
c20709aa | 2621 | "-nics n simulate 'n' network cards [default=1]\n" |
702c651c | 2622 | "-macaddr addr set the mac address of the first interface\n" |
c20709aa FB |
2623 | "-n script set tap/tun network init script [default=%s]\n" |
2624 | "-tun-fd fd use this fd as already opened tap/tun interface\n" | |
2625 | #ifdef CONFIG_SLIRP | |
2626 | "-user-net use user mode network stack [default if no tap/tun script]\n" | |
9bf05444 | 2627 | "-tftp prefix allow tftp access to files starting with prefix [-user-net]\n" |
c94c8d64 | 2628 | #ifndef _WIN32 |
9d728e8c | 2629 | "-smb dir allow SMB access to files in 'dir' [-user-net]\n" |
c94c8d64 | 2630 | #endif |
9bf05444 FB |
2631 | "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n" |
2632 | " redirect TCP or UDP connections from host to guest [-user-net]\n" | |
c20709aa FB |
2633 | #endif |
2634 | "-dummy-net use dummy network stack\n" | |
a20dd508 | 2635 | "\n" |
c4b1fcc0 | 2636 | "Linux boot specific:\n" |
a20dd508 FB |
2637 | "-kernel bzImage use 'bzImage' as kernel image\n" |
2638 | "-append cmdline use 'cmdline' as kernel command line\n" | |
2639 | "-initrd file use 'file' as initial ram disk\n" | |
fc01f7e7 | 2640 | "\n" |
330d0414 | 2641 | "Debug/Expert options:\n" |
82c643ff FB |
2642 | "-monitor dev redirect the monitor to char device 'dev'\n" |
2643 | "-serial dev redirect the serial port to char device 'dev'\n" | |
f7cce898 | 2644 | "-pidfile file Write PID to 'file'\n" |
cd6f1169 | 2645 | "-S freeze CPU at startup (use 'c' to start execution)\n" |
a20dd508 FB |
2646 | "-s wait gdb connection to port %d\n" |
2647 | "-p port change gdb connection port\n" | |
f193c797 | 2648 | "-d item1,... output log to %s (use -d ? for a list of log items)\n" |
46d4767d FB |
2649 | "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n" |
2650 | " translation (t=none or lba) (usually qemu can guess them)\n" | |
a20dd508 | 2651 | "-L path set the directory for the BIOS and VGA BIOS\n" |
77fef8c1 FB |
2652 | #ifdef USE_CODE_COPY |
2653 | "-no-code-copy disable code copy acceleration\n" | |
2654 | #endif | |
bb0c6722 FB |
2655 | #ifdef TARGET_I386 |
2656 | "-isa simulate an ISA-only system (default is PCI system)\n" | |
1bfe856e FB |
2657 | "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n" |
2658 | " (default is CL-GD5446 PCI VGA)\n" | |
bb0c6722 | 2659 | #endif |
d63d307f | 2660 | "-loadvm file start right away with a saved state (loadvm in monitor)\n" |
0824d6fc | 2661 | "\n" |
82c643ff | 2662 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
2663 | "ctrl-alt-f toggle full screen\n" |
2664 | "ctrl-alt-n switch to virtual console 'n'\n" | |
2665 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
2666 | "\n" |
2667 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
2668 | , | |
0db63474 FB |
2669 | #ifdef CONFIG_SOFTMMU |
2670 | "qemu", | |
2671 | #else | |
2672 | "qemu-fast", | |
2673 | #endif | |
a00bad7e FB |
2674 | DEFAULT_RAM_SIZE, |
2675 | DEFAULT_NETWORK_SCRIPT, | |
6e44ba7f FB |
2676 | DEFAULT_GDBSTUB_PORT, |
2677 | "/tmp/qemu.log"); | |
0db63474 FB |
2678 | #ifndef CONFIG_SOFTMMU |
2679 | printf("\n" | |
2680 | "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n" | |
2681 | "work. Please use the 'qemu' executable to have a more accurate (but slower)\n" | |
2682 | "PC emulation.\n"); | |
2683 | #endif | |
0824d6fc FB |
2684 | exit(1); |
2685 | } | |
2686 | ||
cd6f1169 FB |
2687 | #define HAS_ARG 0x0001 |
2688 | ||
2689 | enum { | |
2690 | QEMU_OPTION_h, | |
2691 | ||
2692 | QEMU_OPTION_fda, | |
2693 | QEMU_OPTION_fdb, | |
2694 | QEMU_OPTION_hda, | |
2695 | QEMU_OPTION_hdb, | |
2696 | QEMU_OPTION_hdc, | |
2697 | QEMU_OPTION_hdd, | |
2698 | QEMU_OPTION_cdrom, | |
2699 | QEMU_OPTION_boot, | |
2700 | QEMU_OPTION_snapshot, | |
2701 | QEMU_OPTION_m, | |
2702 | QEMU_OPTION_nographic, | |
2703 | QEMU_OPTION_enable_audio, | |
2704 | ||
2705 | QEMU_OPTION_nics, | |
2706 | QEMU_OPTION_macaddr, | |
2707 | QEMU_OPTION_n, | |
2708 | QEMU_OPTION_tun_fd, | |
2709 | QEMU_OPTION_user_net, | |
c7f74643 | 2710 | QEMU_OPTION_tftp, |
9d728e8c | 2711 | QEMU_OPTION_smb, |
9bf05444 | 2712 | QEMU_OPTION_redir, |
cd6f1169 FB |
2713 | QEMU_OPTION_dummy_net, |
2714 | ||
2715 | QEMU_OPTION_kernel, | |
2716 | QEMU_OPTION_append, | |
2717 | QEMU_OPTION_initrd, | |
2718 | ||
2719 | QEMU_OPTION_S, | |
2720 | QEMU_OPTION_s, | |
2721 | QEMU_OPTION_p, | |
2722 | QEMU_OPTION_d, | |
2723 | QEMU_OPTION_hdachs, | |
2724 | QEMU_OPTION_L, | |
2725 | QEMU_OPTION_no_code_copy, | |
69b91039 | 2726 | QEMU_OPTION_pci, |
bb0c6722 | 2727 | QEMU_OPTION_isa, |
77d4bc34 | 2728 | QEMU_OPTION_prep, |
3d11d0eb | 2729 | QEMU_OPTION_k, |
ee22c2f7 | 2730 | QEMU_OPTION_localtime, |
1f04275e | 2731 | QEMU_OPTION_cirrusvga, |
e9b137c2 | 2732 | QEMU_OPTION_g, |
1bfe856e | 2733 | QEMU_OPTION_std_vga, |
82c643ff FB |
2734 | QEMU_OPTION_monitor, |
2735 | QEMU_OPTION_serial, | |
d63d307f FB |
2736 | QEMU_OPTION_loadvm, |
2737 | QEMU_OPTION_full_screen, | |
f7cce898 | 2738 | QEMU_OPTION_pidfile, |
cd6f1169 FB |
2739 | }; |
2740 | ||
2741 | typedef struct QEMUOption { | |
2742 | const char *name; | |
2743 | int flags; | |
2744 | int index; | |
2745 | } QEMUOption; | |
2746 | ||
2747 | const QEMUOption qemu_options[] = { | |
2748 | { "h", 0, QEMU_OPTION_h }, | |
2749 | ||
2750 | { "fda", HAS_ARG, QEMU_OPTION_fda }, | |
2751 | { "fdb", HAS_ARG, QEMU_OPTION_fdb }, | |
2752 | { "hda", HAS_ARG, QEMU_OPTION_hda }, | |
2753 | { "hdb", HAS_ARG, QEMU_OPTION_hdb }, | |
2754 | { "hdc", HAS_ARG, QEMU_OPTION_hdc }, | |
2755 | { "hdd", HAS_ARG, QEMU_OPTION_hdd }, | |
2756 | { "cdrom", HAS_ARG, QEMU_OPTION_cdrom }, | |
2757 | { "boot", HAS_ARG, QEMU_OPTION_boot }, | |
2758 | { "snapshot", 0, QEMU_OPTION_snapshot }, | |
2759 | { "m", HAS_ARG, QEMU_OPTION_m }, | |
2760 | { "nographic", 0, QEMU_OPTION_nographic }, | |
3d11d0eb | 2761 | { "k", HAS_ARG, QEMU_OPTION_k }, |
cd6f1169 FB |
2762 | { "enable-audio", 0, QEMU_OPTION_enable_audio }, |
2763 | ||
2764 | { "nics", HAS_ARG, QEMU_OPTION_nics}, | |
2765 | { "macaddr", HAS_ARG, QEMU_OPTION_macaddr}, | |
69b91039 | 2766 | { "n", HAS_ARG, QEMU_OPTION_n }, |
cd6f1169 | 2767 | { "tun-fd", HAS_ARG, QEMU_OPTION_tun_fd }, |
158156d1 | 2768 | #ifdef CONFIG_SLIRP |
cd6f1169 | 2769 | { "user-net", 0, QEMU_OPTION_user_net }, |
c7f74643 | 2770 | { "tftp", HAS_ARG, QEMU_OPTION_tftp }, |
c94c8d64 | 2771 | #ifndef _WIN32 |
9d728e8c | 2772 | { "smb", HAS_ARG, QEMU_OPTION_smb }, |
c94c8d64 | 2773 | #endif |
9bf05444 | 2774 | { "redir", HAS_ARG, QEMU_OPTION_redir }, |
158156d1 | 2775 | #endif |
cd6f1169 FB |
2776 | { "dummy-net", 0, QEMU_OPTION_dummy_net }, |
2777 | ||
2778 | { "kernel", HAS_ARG, QEMU_OPTION_kernel }, | |
2779 | { "append", HAS_ARG, QEMU_OPTION_append }, | |
2780 | { "initrd", HAS_ARG, QEMU_OPTION_initrd }, | |
2781 | ||
2782 | { "S", 0, QEMU_OPTION_S }, | |
2783 | { "s", 0, QEMU_OPTION_s }, | |
2784 | { "p", HAS_ARG, QEMU_OPTION_p }, | |
2785 | { "d", HAS_ARG, QEMU_OPTION_d }, | |
2786 | { "hdachs", HAS_ARG, QEMU_OPTION_hdachs }, | |
2787 | { "L", HAS_ARG, QEMU_OPTION_L }, | |
2788 | { "no-code-copy", 0, QEMU_OPTION_no_code_copy }, | |
77d4bc34 FB |
2789 | #ifdef TARGET_PPC |
2790 | { "prep", 0, QEMU_OPTION_prep }, | |
e9b137c2 | 2791 | { "g", 1, QEMU_OPTION_g }, |
77d4bc34 | 2792 | #endif |
ee22c2f7 | 2793 | { "localtime", 0, QEMU_OPTION_localtime }, |
bb0c6722 | 2794 | { "isa", 0, QEMU_OPTION_isa }, |
1bfe856e | 2795 | { "std-vga", 0, QEMU_OPTION_std_vga }, |
82c643ff FB |
2796 | { "monitor", 1, QEMU_OPTION_monitor }, |
2797 | { "serial", 1, QEMU_OPTION_serial }, | |
d63d307f FB |
2798 | { "loadvm", HAS_ARG, QEMU_OPTION_loadvm }, |
2799 | { "full-screen", 0, QEMU_OPTION_full_screen }, | |
f7cce898 FB |
2800 | { "pidfile", HAS_ARG, QEMU_OPTION_pidfile }, |
2801 | ||
1f04275e FB |
2802 | /* temporary options */ |
2803 | { "pci", 0, QEMU_OPTION_pci }, | |
2804 | { "cirrusvga", 0, QEMU_OPTION_cirrusvga }, | |
cd6f1169 | 2805 | { NULL }, |
fc01f7e7 FB |
2806 | }; |
2807 | ||
77fef8c1 FB |
2808 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
2809 | ||
2810 | /* this stack is only used during signal handling */ | |
2811 | #define SIGNAL_STACK_SIZE 32768 | |
2812 | ||
2813 | static uint8_t *signal_stack; | |
2814 | ||
2815 | #endif | |
2816 | ||
5905b2e5 FB |
2817 | /* password input */ |
2818 | ||
2819 | static BlockDriverState *get_bdrv(int index) | |
2820 | { | |
2821 | BlockDriverState *bs; | |
2822 | ||
2823 | if (index < 4) { | |
2824 | bs = bs_table[index]; | |
2825 | } else if (index < 6) { | |
2826 | bs = fd_table[index - 4]; | |
2827 | } else { | |
2828 | bs = NULL; | |
2829 | } | |
2830 | return bs; | |
2831 | } | |
2832 | ||
2833 | static void read_passwords(void) | |
2834 | { | |
2835 | BlockDriverState *bs; | |
2836 | int i, j; | |
2837 | char password[256]; | |
2838 | ||
2839 | for(i = 0; i < 6; i++) { | |
2840 | bs = get_bdrv(i); | |
2841 | if (bs && bdrv_is_encrypted(bs)) { | |
2842 | term_printf("%s is encrypted.\n", bdrv_get_device_name(bs)); | |
2843 | for(j = 0; j < 3; j++) { | |
2844 | monitor_readline("Password: ", | |
2845 | 1, password, sizeof(password)); | |
2846 | if (bdrv_set_key(bs, password) == 0) | |
2847 | break; | |
2848 | term_printf("invalid password\n"); | |
2849 | } | |
2850 | } | |
2851 | } | |
2852 | } | |
2853 | ||
c20709aa FB |
2854 | #define NET_IF_TUN 0 |
2855 | #define NET_IF_USER 1 | |
2856 | #define NET_IF_DUMMY 2 | |
2857 | ||
0824d6fc FB |
2858 | int main(int argc, char **argv) |
2859 | { | |
67b915a5 FB |
2860 | #ifdef CONFIG_GDBSTUB |
2861 | int use_gdbstub, gdbstub_port; | |
2862 | #endif | |
cd6f1169 | 2863 | int i, has_cdrom; |
1ccde1cb | 2864 | int snapshot, linux_boot; |
c45886db | 2865 | CPUState *env; |
7f7f9873 | 2866 | const char *initrd_filename; |
c45886db | 2867 | const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD]; |
a20dd508 | 2868 | const char *kernel_filename, *kernel_cmdline; |
313aa567 | 2869 | DisplayState *ds = &display_state; |
46d4767d | 2870 | int cyls, heads, secs, translation; |
a541f297 | 2871 | int start_emulation = 1; |
702c651c | 2872 | uint8_t macaddr[6]; |
c20709aa | 2873 | int net_if_type, nb_tun_fds, tun_fds[MAX_NICS]; |
cd6f1169 FB |
2874 | int optind; |
2875 | const char *r, *optarg; | |
82c643ff FB |
2876 | CharDriverState *monitor_hd; |
2877 | char monitor_device[128]; | |
8d11df9e FB |
2878 | char serial_devices[MAX_SERIAL_PORTS][128]; |
2879 | int serial_device_index; | |
d63d307f | 2880 | const char *loadvm = NULL; |
8d11df9e | 2881 | |
67b915a5 | 2882 | #if !defined(CONFIG_SOFTMMU) |
0824d6fc FB |
2883 | /* we never want that malloc() uses mmap() */ |
2884 | mallopt(M_MMAP_THRESHOLD, 4096 * 1024); | |
67b915a5 | 2885 | #endif |
fc01f7e7 | 2886 | initrd_filename = NULL; |
c45886db FB |
2887 | for(i = 0; i < MAX_FD; i++) |
2888 | fd_filename[i] = NULL; | |
fc01f7e7 FB |
2889 | for(i = 0; i < MAX_DISKS; i++) |
2890 | hd_filename[i] = NULL; | |
a00bad7e | 2891 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
313aa567 | 2892 | vga_ram_size = VGA_RAM_SIZE; |
0ced6589 | 2893 | bios_size = BIOS_SIZE; |
f1510b2c | 2894 | pstrcpy(network_script, sizeof(network_script), DEFAULT_NETWORK_SCRIPT); |
67b915a5 | 2895 | #ifdef CONFIG_GDBSTUB |
b4608c04 FB |
2896 | use_gdbstub = 0; |
2897 | gdbstub_port = DEFAULT_GDBSTUB_PORT; | |
67b915a5 | 2898 | #endif |
33e3963e | 2899 | snapshot = 0; |
a20dd508 FB |
2900 | nographic = 0; |
2901 | kernel_filename = NULL; | |
2902 | kernel_cmdline = ""; | |
c4b1fcc0 FB |
2903 | has_cdrom = 1; |
2904 | cyls = heads = secs = 0; | |
46d4767d | 2905 | translation = BIOS_ATA_TRANSLATION_AUTO; |
82c643ff | 2906 | pstrcpy(monitor_device, sizeof(monitor_device), "vc"); |
c4b1fcc0 | 2907 | |
8d11df9e FB |
2908 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc"); |
2909 | for(i = 1; i < MAX_SERIAL_PORTS; i++) | |
2910 | serial_devices[i][0] = '\0'; | |
2911 | serial_device_index = 0; | |
2912 | ||
c20709aa FB |
2913 | nb_tun_fds = 0; |
2914 | net_if_type = -1; | |
c4b1fcc0 | 2915 | nb_nics = 1; |
702c651c FB |
2916 | /* default mac address of the first network interface */ |
2917 | macaddr[0] = 0x52; | |
2918 | macaddr[1] = 0x54; | |
2919 | macaddr[2] = 0x00; | |
2920 | macaddr[3] = 0x12; | |
2921 | macaddr[4] = 0x34; | |
2922 | macaddr[5] = 0x56; | |
82c643ff | 2923 | |
cd6f1169 | 2924 | optind = 1; |
0824d6fc | 2925 | for(;;) { |
cd6f1169 | 2926 | if (optind >= argc) |
0824d6fc | 2927 | break; |
cd6f1169 FB |
2928 | r = argv[optind]; |
2929 | if (r[0] != '-') { | |
2930 | hd_filename[0] = argv[optind++]; | |
2931 | } else { | |
2932 | const QEMUOption *popt; | |
2933 | ||
2934 | optind++; | |
2935 | popt = qemu_options; | |
2936 | for(;;) { | |
2937 | if (!popt->name) { | |
2938 | fprintf(stderr, "%s: invalid option -- '%s'\n", | |
2939 | argv[0], r); | |
2940 | exit(1); | |
2941 | } | |
2942 | if (!strcmp(popt->name, r + 1)) | |
2943 | break; | |
2944 | popt++; | |
2945 | } | |
2946 | if (popt->flags & HAS_ARG) { | |
2947 | if (optind >= argc) { | |
2948 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
2949 | argv[0], r); | |
2950 | exit(1); | |
2951 | } | |
2952 | optarg = argv[optind++]; | |
2953 | } else { | |
2954 | optarg = NULL; | |
2955 | } | |
2956 | ||
2957 | switch(popt->index) { | |
2958 | case QEMU_OPTION_initrd: | |
fc01f7e7 FB |
2959 | initrd_filename = optarg; |
2960 | break; | |
cd6f1169 | 2961 | case QEMU_OPTION_hda: |
fc01f7e7 FB |
2962 | hd_filename[0] = optarg; |
2963 | break; | |
cd6f1169 | 2964 | case QEMU_OPTION_hdb: |
fc01f7e7 FB |
2965 | hd_filename[1] = optarg; |
2966 | break; | |
cd6f1169 | 2967 | case QEMU_OPTION_snapshot: |
33e3963e FB |
2968 | snapshot = 1; |
2969 | break; | |
cd6f1169 | 2970 | case QEMU_OPTION_hdachs: |
330d0414 | 2971 | { |
330d0414 FB |
2972 | const char *p; |
2973 | p = optarg; | |
2974 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
2975 | if (cyls < 1 || cyls > 16383) |
2976 | goto chs_fail; | |
330d0414 FB |
2977 | if (*p != ',') |
2978 | goto chs_fail; | |
2979 | p++; | |
2980 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
2981 | if (heads < 1 || heads > 16) |
2982 | goto chs_fail; | |
330d0414 FB |
2983 | if (*p != ',') |
2984 | goto chs_fail; | |
2985 | p++; | |
2986 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
2987 | if (secs < 1 || secs > 63) |
2988 | goto chs_fail; | |
2989 | if (*p == ',') { | |
2990 | p++; | |
2991 | if (!strcmp(p, "none")) | |
2992 | translation = BIOS_ATA_TRANSLATION_NONE; | |
2993 | else if (!strcmp(p, "lba")) | |
2994 | translation = BIOS_ATA_TRANSLATION_LBA; | |
2995 | else if (!strcmp(p, "auto")) | |
2996 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2997 | else | |
2998 | goto chs_fail; | |
2999 | } else if (*p != '\0') { | |
c4b1fcc0 | 3000 | chs_fail: |
46d4767d FB |
3001 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
3002 | exit(1); | |
c4b1fcc0 | 3003 | } |
330d0414 FB |
3004 | } |
3005 | break; | |
cd6f1169 | 3006 | case QEMU_OPTION_nographic: |
82c643ff | 3007 | pstrcpy(monitor_device, sizeof(monitor_device), "stdio"); |
8d11df9e | 3008 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio"); |
a20dd508 FB |
3009 | nographic = 1; |
3010 | break; | |
cd6f1169 | 3011 | case QEMU_OPTION_kernel: |
a20dd508 FB |
3012 | kernel_filename = optarg; |
3013 | break; | |
cd6f1169 | 3014 | case QEMU_OPTION_append: |
a20dd508 | 3015 | kernel_cmdline = optarg; |
313aa567 | 3016 | break; |
cd6f1169 | 3017 | case QEMU_OPTION_tun_fd: |
c4b1fcc0 FB |
3018 | { |
3019 | const char *p; | |
3020 | int fd; | |
d6b86f4d | 3021 | net_if_type = NET_IF_TUN; |
c20709aa FB |
3022 | if (nb_tun_fds < MAX_NICS) { |
3023 | fd = strtol(optarg, (char **)&p, 0); | |
3024 | if (*p != '\0') { | |
3025 | fprintf(stderr, "qemu: invalid fd for network interface %d\n", nb_tun_fds); | |
c4b1fcc0 FB |
3026 | exit(1); |
3027 | } | |
c20709aa | 3028 | tun_fds[nb_tun_fds++] = fd; |
c4b1fcc0 FB |
3029 | } |
3030 | } | |
42f1e0e4 | 3031 | break; |
cd6f1169 | 3032 | case QEMU_OPTION_hdc: |
36b486bb | 3033 | hd_filename[2] = optarg; |
c4b1fcc0 | 3034 | has_cdrom = 0; |
36b486bb | 3035 | break; |
cd6f1169 | 3036 | case QEMU_OPTION_hdd: |
36b486bb FB |
3037 | hd_filename[3] = optarg; |
3038 | break; | |
cd6f1169 | 3039 | case QEMU_OPTION_cdrom: |
36b486bb | 3040 | hd_filename[2] = optarg; |
c4b1fcc0 | 3041 | has_cdrom = 1; |
36b486bb | 3042 | break; |
cd6f1169 | 3043 | case QEMU_OPTION_boot: |
36b486bb | 3044 | boot_device = optarg[0]; |
9e89a4be | 3045 | if (boot_device != 'a' && |
c45886db | 3046 | boot_device != 'c' && boot_device != 'd') { |
36b486bb FB |
3047 | fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device); |
3048 | exit(1); | |
3049 | } | |
3050 | break; | |
cd6f1169 | 3051 | case QEMU_OPTION_fda: |
c45886db FB |
3052 | fd_filename[0] = optarg; |
3053 | break; | |
cd6f1169 | 3054 | case QEMU_OPTION_fdb: |
c45886db FB |
3055 | fd_filename[1] = optarg; |
3056 | break; | |
cd6f1169 | 3057 | case QEMU_OPTION_no_code_copy: |
77fef8c1 FB |
3058 | code_copy_enabled = 0; |
3059 | break; | |
cd6f1169 | 3060 | case QEMU_OPTION_nics: |
c4b1fcc0 | 3061 | nb_nics = atoi(optarg); |
3a1bc175 | 3062 | if (nb_nics < 0 || nb_nics > MAX_NICS) { |
c4b1fcc0 FB |
3063 | fprintf(stderr, "qemu: invalid number of network interfaces\n"); |
3064 | exit(1); | |
3065 | } | |
3066 | break; | |
cd6f1169 | 3067 | case QEMU_OPTION_macaddr: |
702c651c FB |
3068 | { |
3069 | const char *p; | |
3070 | int i; | |
3071 | p = optarg; | |
3072 | for(i = 0; i < 6; i++) { | |
3073 | macaddr[i] = strtol(p, (char **)&p, 16); | |
3074 | if (i == 5) { | |
3075 | if (*p != '\0') | |
3076 | goto macaddr_error; | |
3077 | } else { | |
3078 | if (*p != ':') { | |
3079 | macaddr_error: | |
3080 | fprintf(stderr, "qemu: invalid syntax for ethernet address\n"); | |
3081 | exit(1); | |
3082 | } | |
3083 | p++; | |
3084 | } | |
3085 | } | |
3086 | } | |
3087 | break; | |
c7f74643 FB |
3088 | #ifdef CONFIG_SLIRP |
3089 | case QEMU_OPTION_tftp: | |
c7f74643 | 3090 | tftp_prefix = optarg; |
9bf05444 | 3091 | break; |
c94c8d64 | 3092 | #ifndef _WIN32 |
9d728e8c FB |
3093 | case QEMU_OPTION_smb: |
3094 | net_slirp_smb(optarg); | |
3095 | break; | |
c94c8d64 | 3096 | #endif |
cd6f1169 | 3097 | case QEMU_OPTION_user_net: |
c20709aa FB |
3098 | net_if_type = NET_IF_USER; |
3099 | break; | |
9bf05444 FB |
3100 | case QEMU_OPTION_redir: |
3101 | net_slirp_redir(optarg); | |
3102 | break; | |
c7f74643 | 3103 | #endif |
cd6f1169 | 3104 | case QEMU_OPTION_dummy_net: |
c20709aa FB |
3105 | net_if_type = NET_IF_DUMMY; |
3106 | break; | |
cd6f1169 | 3107 | case QEMU_OPTION_enable_audio: |
aaaa7df6 FB |
3108 | audio_enabled = 1; |
3109 | break; | |
cd6f1169 | 3110 | case QEMU_OPTION_h: |
0824d6fc | 3111 | help(); |
cd6f1169 FB |
3112 | break; |
3113 | case QEMU_OPTION_m: | |
3114 | ram_size = atoi(optarg) * 1024 * 1024; | |
3115 | if (ram_size <= 0) | |
3116 | help(); | |
3117 | if (ram_size > PHYS_RAM_MAX_SIZE) { | |
3118 | fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n", | |
3119 | PHYS_RAM_MAX_SIZE / (1024 * 1024)); | |
3120 | exit(1); | |
3121 | } | |
3122 | break; | |
3123 | case QEMU_OPTION_d: | |
3124 | { | |
3125 | int mask; | |
3126 | CPULogItem *item; | |
3127 | ||
3128 | mask = cpu_str_to_log_mask(optarg); | |
3129 | if (!mask) { | |
3130 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
3131 | for(item = cpu_log_items; item->mask != 0; item++) { |
3132 | printf("%-10s %s\n", item->name, item->help); | |
3133 | } | |
3134 | exit(1); | |
cd6f1169 FB |
3135 | } |
3136 | cpu_set_log(mask); | |
f193c797 | 3137 | } |
cd6f1169 FB |
3138 | break; |
3139 | case QEMU_OPTION_n: | |
3140 | pstrcpy(network_script, sizeof(network_script), optarg); | |
3141 | break; | |
67b915a5 | 3142 | #ifdef CONFIG_GDBSTUB |
cd6f1169 FB |
3143 | case QEMU_OPTION_s: |
3144 | use_gdbstub = 1; | |
3145 | break; | |
3146 | case QEMU_OPTION_p: | |
3147 | gdbstub_port = atoi(optarg); | |
3148 | break; | |
67b915a5 | 3149 | #endif |
cd6f1169 FB |
3150 | case QEMU_OPTION_L: |
3151 | bios_dir = optarg; | |
3152 | break; | |
3153 | case QEMU_OPTION_S: | |
3154 | start_emulation = 0; | |
3155 | break; | |
69b91039 FB |
3156 | case QEMU_OPTION_pci: |
3157 | pci_enabled = 1; | |
3158 | break; | |
bb0c6722 FB |
3159 | case QEMU_OPTION_isa: |
3160 | pci_enabled = 0; | |
3161 | break; | |
77d4bc34 FB |
3162 | case QEMU_OPTION_prep: |
3163 | prep_enabled = 1; | |
3164 | break; | |
3d11d0eb FB |
3165 | case QEMU_OPTION_k: |
3166 | keyboard_layout = optarg; | |
3167 | break; | |
ee22c2f7 FB |
3168 | case QEMU_OPTION_localtime: |
3169 | rtc_utc = 0; | |
3170 | break; | |
1f04275e FB |
3171 | case QEMU_OPTION_cirrusvga: |
3172 | cirrus_vga_enabled = 1; | |
3173 | break; | |
1bfe856e FB |
3174 | case QEMU_OPTION_std_vga: |
3175 | cirrus_vga_enabled = 0; | |
3176 | break; | |
e9b137c2 FB |
3177 | case QEMU_OPTION_g: |
3178 | { | |
3179 | const char *p; | |
3180 | int w, h, depth; | |
3181 | p = optarg; | |
3182 | w = strtol(p, (char **)&p, 10); | |
3183 | if (w <= 0) { | |
3184 | graphic_error: | |
3185 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
3186 | exit(1); | |
3187 | } | |
3188 | if (*p != 'x') | |
3189 | goto graphic_error; | |
3190 | p++; | |
3191 | h = strtol(p, (char **)&p, 10); | |
3192 | if (h <= 0) | |
3193 | goto graphic_error; | |
3194 | if (*p == 'x') { | |
3195 | p++; | |
3196 | depth = strtol(p, (char **)&p, 10); | |
3197 | if (depth != 8 && depth != 15 && depth != 16 && | |
3198 | depth != 24 && depth != 32) | |
3199 | goto graphic_error; | |
3200 | } else if (*p == '\0') { | |
3201 | depth = graphic_depth; | |
3202 | } else { | |
3203 | goto graphic_error; | |
3204 | } | |
3205 | ||
3206 | graphic_width = w; | |
3207 | graphic_height = h; | |
3208 | graphic_depth = depth; | |
3209 | } | |
3210 | break; | |
82c643ff FB |
3211 | case QEMU_OPTION_monitor: |
3212 | pstrcpy(monitor_device, sizeof(monitor_device), optarg); | |
3213 | break; | |
3214 | case QEMU_OPTION_serial: | |
8d11df9e FB |
3215 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
3216 | fprintf(stderr, "qemu: too many serial ports\n"); | |
3217 | exit(1); | |
3218 | } | |
3219 | pstrcpy(serial_devices[serial_device_index], | |
3220 | sizeof(serial_devices[0]), optarg); | |
3221 | serial_device_index++; | |
82c643ff | 3222 | break; |
d63d307f FB |
3223 | case QEMU_OPTION_loadvm: |
3224 | loadvm = optarg; | |
3225 | break; | |
3226 | case QEMU_OPTION_full_screen: | |
3227 | full_screen = 1; | |
3228 | break; | |
f7cce898 FB |
3229 | case QEMU_OPTION_pidfile: |
3230 | create_pidfile(optarg); | |
3231 | break; | |
cd6f1169 | 3232 | } |
0824d6fc FB |
3233 | } |
3234 | } | |
330d0414 | 3235 | |
a20dd508 | 3236 | linux_boot = (kernel_filename != NULL); |
330d0414 | 3237 | |
c45886db FB |
3238 | if (!linux_boot && hd_filename[0] == '\0' && hd_filename[2] == '\0' && |
3239 | fd_filename[0] == '\0') | |
0824d6fc | 3240 | help(); |
8f2b1fb0 FB |
3241 | |
3242 | /* boot to cd by default if no hard disk */ | |
d0309311 FB |
3243 | if (hd_filename[0] == '\0' && boot_device == 'c') { |
3244 | if (fd_filename[0] != '\0') | |
3245 | boot_device = 'a'; | |
3246 | else | |
3247 | boot_device = 'd'; | |
3248 | } | |
0824d6fc | 3249 | |
dc887a4d FB |
3250 | #if !defined(CONFIG_SOFTMMU) |
3251 | /* must avoid mmap() usage of glibc by setting a buffer "by hand" */ | |
3252 | { | |
3253 | static uint8_t stdout_buf[4096]; | |
3254 | setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf)); | |
3255 | } | |
3256 | #else | |
b118d61e | 3257 | setvbuf(stdout, NULL, _IOLBF, 0); |
dc887a4d | 3258 | #endif |
0824d6fc | 3259 | |
c4b1fcc0 | 3260 | /* init host network redirectors */ |
c20709aa FB |
3261 | if (net_if_type == -1) { |
3262 | net_if_type = NET_IF_TUN; | |
3263 | #if defined(CONFIG_SLIRP) | |
3264 | if (access(network_script, R_OK) < 0) { | |
3265 | net_if_type = NET_IF_USER; | |
3266 | } | |
3267 | #endif | |
3268 | } | |
3269 | ||
3270 | for(i = 0; i < nb_nics; i++) { | |
702c651c | 3271 | NetDriverState *nd = &nd_table[i]; |
c20709aa | 3272 | nd->index = i; |
702c651c FB |
3273 | /* init virtual mac address */ |
3274 | nd->macaddr[0] = macaddr[0]; | |
3275 | nd->macaddr[1] = macaddr[1]; | |
3276 | nd->macaddr[2] = macaddr[2]; | |
3277 | nd->macaddr[3] = macaddr[3]; | |
3278 | nd->macaddr[4] = macaddr[4]; | |
3279 | nd->macaddr[5] = macaddr[5] + i; | |
c20709aa FB |
3280 | switch(net_if_type) { |
3281 | #if defined(CONFIG_SLIRP) | |
3282 | case NET_IF_USER: | |
3283 | net_slirp_init(nd); | |
3284 | break; | |
3285 | #endif | |
3286 | #if !defined(_WIN32) | |
3287 | case NET_IF_TUN: | |
3288 | if (i < nb_tun_fds) { | |
3289 | net_fd_init(nd, tun_fds[i]); | |
3290 | } else { | |
d927637d FB |
3291 | if (net_tun_init(nd) < 0) |
3292 | net_dummy_init(nd); | |
c20709aa FB |
3293 | } |
3294 | break; | |
3295 | #endif | |
3296 | case NET_IF_DUMMY: | |
3297 | default: | |
3298 | net_dummy_init(nd); | |
3299 | break; | |
3300 | } | |
702c651c | 3301 | } |
f1510b2c | 3302 | |
0824d6fc | 3303 | /* init the memory */ |
0ced6589 | 3304 | phys_ram_size = ram_size + vga_ram_size + bios_size; |
7f7f9873 FB |
3305 | |
3306 | #ifdef CONFIG_SOFTMMU | |
7d3505c5 | 3307 | #ifdef _BSD |
83fb7adf FB |
3308 | /* mallocs are always aligned on BSD. valloc is better for correctness */ |
3309 | phys_ram_base = valloc(phys_ram_size); | |
7d3505c5 | 3310 | #else |
1ccde1cb | 3311 | phys_ram_base = memalign(TARGET_PAGE_SIZE, phys_ram_size); |
7d3505c5 | 3312 | #endif |
7f7f9873 FB |
3313 | if (!phys_ram_base) { |
3314 | fprintf(stderr, "Could not allocate physical memory\n"); | |
0824d6fc FB |
3315 | exit(1); |
3316 | } | |
7f7f9873 FB |
3317 | #else |
3318 | /* as we must map the same page at several addresses, we must use | |
3319 | a fd */ | |
3320 | { | |
3321 | const char *tmpdir; | |
3322 | ||
3323 | tmpdir = getenv("QEMU_TMPDIR"); | |
3324 | if (!tmpdir) | |
3325 | tmpdir = "/tmp"; | |
3326 | snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir); | |
3327 | if (mkstemp(phys_ram_file) < 0) { | |
3328 | fprintf(stderr, "Could not create temporary memory file '%s'\n", | |
3329 | phys_ram_file); | |
3330 | exit(1); | |
3331 | } | |
3332 | phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600); | |
3333 | if (phys_ram_fd < 0) { | |
3334 | fprintf(stderr, "Could not open temporary memory file '%s'\n", | |
3335 | phys_ram_file); | |
3336 | exit(1); | |
3337 | } | |
1ccde1cb | 3338 | ftruncate(phys_ram_fd, phys_ram_size); |
7f7f9873 | 3339 | unlink(phys_ram_file); |
1ccde1cb FB |
3340 | phys_ram_base = mmap(get_mmap_addr(phys_ram_size), |
3341 | phys_ram_size, | |
7f7f9873 FB |
3342 | PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED, |
3343 | phys_ram_fd, 0); | |
3344 | if (phys_ram_base == MAP_FAILED) { | |
3345 | fprintf(stderr, "Could not map physical memory\n"); | |
3346 | exit(1); | |
3347 | } | |
3348 | } | |
3349 | #endif | |
0824d6fc | 3350 | |
c4b1fcc0 | 3351 | /* we always create the cdrom drive, even if no disk is there */ |
5905b2e5 | 3352 | bdrv_init(); |
c4b1fcc0 FB |
3353 | if (has_cdrom) { |
3354 | bs_table[2] = bdrv_new("cdrom"); | |
3355 | bdrv_set_type_hint(bs_table[2], BDRV_TYPE_CDROM); | |
3356 | } | |
3357 | ||
33e3963e FB |
3358 | /* open the virtual block devices */ |
3359 | for(i = 0; i < MAX_DISKS; i++) { | |
3360 | if (hd_filename[i]) { | |
33e3963e | 3361 | if (!bs_table[i]) { |
c4b1fcc0 FB |
3362 | char buf[64]; |
3363 | snprintf(buf, sizeof(buf), "hd%c", i + 'a'); | |
3364 | bs_table[i] = bdrv_new(buf); | |
3365 | } | |
3366 | if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) { | |
5905b2e5 | 3367 | fprintf(stderr, "qemu: could not open hard disk image '%s'\n", |
33e3963e FB |
3368 | hd_filename[i]); |
3369 | exit(1); | |
3370 | } | |
46d4767d | 3371 | if (i == 0 && cyls != 0) { |
c4b1fcc0 | 3372 | bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs); |
46d4767d FB |
3373 | bdrv_set_translation_hint(bs_table[i], translation); |
3374 | } | |
c4b1fcc0 FB |
3375 | } |
3376 | } | |
3377 | ||
3378 | /* we always create at least one floppy disk */ | |
3379 | fd_table[0] = bdrv_new("fda"); | |
3380 | bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY); | |
3381 | ||
3382 | for(i = 0; i < MAX_FD; i++) { | |
3383 | if (fd_filename[i]) { | |
3384 | if (!fd_table[i]) { | |
3385 | char buf[64]; | |
3386 | snprintf(buf, sizeof(buf), "fd%c", i + 'a'); | |
3387 | fd_table[i] = bdrv_new(buf); | |
3388 | bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY); | |
3389 | } | |
3390 | if (fd_filename[i] != '\0') { | |
3391 | if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) { | |
c20709aa | 3392 | fprintf(stderr, "qemu: could not open floppy disk image '%s'\n", |
c4b1fcc0 FB |
3393 | fd_filename[i]); |
3394 | exit(1); | |
3395 | } | |
3396 | } | |
33e3963e FB |
3397 | } |
3398 | } | |
3399 | ||
330d0414 FB |
3400 | /* init CPU state */ |
3401 | env = cpu_init(); | |
3402 | global_env = env; | |
3403 | cpu_single_env = env; | |
3404 | ||
8a7ddc38 | 3405 | register_savevm("timer", 0, 1, timer_save, timer_load, env); |
02ba45c5 | 3406 | register_savevm("cpu", 0, 2, cpu_save, cpu_load, env); |
8a7ddc38 | 3407 | register_savevm("ram", 0, 1, ram_save, ram_load, NULL); |
bb0c6722 | 3408 | qemu_register_reset(main_cpu_reset, global_env); |
8a7ddc38 | 3409 | |
330d0414 | 3410 | init_ioports(); |
80cabfad | 3411 | cpu_calibrate_ticks(); |
0824d6fc | 3412 | |
313aa567 | 3413 | /* terminal init */ |
a20dd508 | 3414 | if (nographic) { |
313aa567 FB |
3415 | dumb_display_init(ds); |
3416 | } else { | |
3417 | #ifdef CONFIG_SDL | |
d63d307f | 3418 | sdl_display_init(ds, full_screen); |
313aa567 FB |
3419 | #else |
3420 | dumb_display_init(ds); | |
3421 | #endif | |
3422 | } | |
0824d6fc | 3423 | |
82c643ff FB |
3424 | vga_console = graphic_console_init(ds); |
3425 | ||
3426 | monitor_hd = qemu_chr_open(monitor_device); | |
3427 | if (!monitor_hd) { | |
3428 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
3429 | exit(1); | |
3430 | } | |
3431 | monitor_init(monitor_hd, !nographic); | |
3432 | ||
8d11df9e FB |
3433 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
3434 | if (serial_devices[i][0] != '\0') { | |
3435 | serial_hds[i] = qemu_chr_open(serial_devices[i]); | |
3436 | if (!serial_hds[i]) { | |
3437 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
3438 | serial_devices[i]); | |
3439 | exit(1); | |
3440 | } | |
3441 | if (!strcmp(serial_devices[i], "vc")) | |
3442 | qemu_chr_printf(serial_hds[i], "serial%d console\n", i); | |
3443 | } | |
82c643ff | 3444 | } |
82c643ff | 3445 | |
0824d6fc | 3446 | /* setup cpu signal handlers for MMU / self modifying code handling */ |
77fef8c1 | 3447 | #if !defined(CONFIG_SOFTMMU) |
8a7ddc38 | 3448 | |
77fef8c1 FB |
3449 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
3450 | { | |
3451 | stack_t stk; | |
73332e5c | 3452 | signal_stack = memalign(16, SIGNAL_STACK_SIZE); |
77fef8c1 FB |
3453 | stk.ss_sp = signal_stack; |
3454 | stk.ss_size = SIGNAL_STACK_SIZE; | |
3455 | stk.ss_flags = 0; | |
3456 | ||
3457 | if (sigaltstack(&stk, NULL) < 0) { | |
3458 | perror("sigaltstack"); | |
3459 | exit(1); | |
3460 | } | |
3461 | } | |
3462 | #endif | |
8a7ddc38 FB |
3463 | { |
3464 | struct sigaction act; | |
77fef8c1 | 3465 | |
8a7ddc38 FB |
3466 | sigfillset(&act.sa_mask); |
3467 | act.sa_flags = SA_SIGINFO; | |
77fef8c1 | 3468 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 3469 | act.sa_flags |= SA_ONSTACK; |
77fef8c1 | 3470 | #endif |
8a7ddc38 FB |
3471 | act.sa_sigaction = host_segv_handler; |
3472 | sigaction(SIGSEGV, &act, NULL); | |
3473 | sigaction(SIGBUS, &act, NULL); | |
77fef8c1 | 3474 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 3475 | sigaction(SIGFPE, &act, NULL); |
77fef8c1 | 3476 | #endif |
8a7ddc38 | 3477 | } |
3a51dee6 | 3478 | #endif |
0824d6fc | 3479 | |
67b915a5 | 3480 | #ifndef _WIN32 |
8a7ddc38 FB |
3481 | { |
3482 | struct sigaction act; | |
3483 | sigfillset(&act.sa_mask); | |
3484 | act.sa_flags = 0; | |
3485 | act.sa_handler = SIG_IGN; | |
3486 | sigaction(SIGPIPE, &act, NULL); | |
3487 | } | |
67b915a5 | 3488 | #endif |
73332e5c FB |
3489 | init_timers(); |
3490 | ||
3491 | #if defined(TARGET_I386) | |
3492 | pc_init(ram_size, vga_ram_size, boot_device, | |
3493 | ds, fd_filename, snapshot, | |
3494 | kernel_filename, kernel_cmdline, initrd_filename); | |
3495 | #elif defined(TARGET_PPC) | |
a541f297 FB |
3496 | ppc_init(ram_size, vga_ram_size, boot_device, |
3497 | ds, fd_filename, snapshot, | |
3498 | kernel_filename, kernel_cmdline, initrd_filename); | |
e95c8d51 FB |
3499 | #elif defined(TARGET_SPARC) |
3500 | sun4m_init(ram_size, vga_ram_size, boot_device, | |
3501 | ds, fd_filename, snapshot, | |
3502 | kernel_filename, kernel_cmdline, initrd_filename); | |
73332e5c FB |
3503 | #endif |
3504 | ||
8a7ddc38 FB |
3505 | gui_timer = qemu_new_timer(rt_clock, gui_update, NULL); |
3506 | qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock)); | |
7f7f9873 | 3507 | |
67b915a5 | 3508 | #ifdef CONFIG_GDBSTUB |
b4608c04 | 3509 | if (use_gdbstub) { |
8a7ddc38 FB |
3510 | if (gdbserver_start(gdbstub_port) < 0) { |
3511 | fprintf(stderr, "Could not open gdbserver socket on port %d\n", | |
3512 | gdbstub_port); | |
3513 | exit(1); | |
3514 | } else { | |
3515 | printf("Waiting gdb connection on port %d\n", gdbstub_port); | |
3516 | } | |
67b915a5 FB |
3517 | } else |
3518 | #endif | |
d63d307f FB |
3519 | if (loadvm) |
3520 | qemu_loadvm(loadvm); | |
3521 | ||
67b915a5 | 3522 | { |
5905b2e5 FB |
3523 | /* XXX: simplify init */ |
3524 | read_passwords(); | |
3525 | if (start_emulation) { | |
3526 | vm_start(); | |
3527 | } | |
0824d6fc | 3528 | } |
8a7ddc38 | 3529 | main_loop(); |
40c3bac3 | 3530 | quit_timers(); |
0824d6fc FB |
3531 | return 0; |
3532 | } |