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Commit | Line | Data |
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0824d6fc | 1 | /* |
80cabfad | 2 | * QEMU System Emulator |
0824d6fc | 3 | * |
d827220b | 4 | * Copyright (c) 2003-2005 Fabrice Bellard |
0824d6fc | 5 | * |
1df912cf FB |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
0824d6fc | 23 | */ |
67b915a5 FB |
24 | #include "vl.h" |
25 | ||
0824d6fc | 26 | #include <unistd.h> |
0824d6fc FB |
27 | #include <fcntl.h> |
28 | #include <signal.h> | |
29 | #include <time.h> | |
0824d6fc | 30 | #include <errno.h> |
67b915a5 FB |
31 | #include <sys/time.h> |
32 | ||
33 | #ifndef _WIN32 | |
34 | #include <sys/times.h> | |
f1510b2c | 35 | #include <sys/wait.h> |
67b915a5 FB |
36 | #include <termios.h> |
37 | #include <sys/poll.h> | |
38 | #include <sys/mman.h> | |
f1510b2c FB |
39 | #include <sys/ioctl.h> |
40 | #include <sys/socket.h> | |
c94c8d64 | 41 | #include <netinet/in.h> |
9d728e8c | 42 | #include <dirent.h> |
7d3505c5 FB |
43 | #ifdef _BSD |
44 | #include <sys/stat.h> | |
83fb7adf | 45 | #ifndef __APPLE__ |
7d3505c5 | 46 | #include <libutil.h> |
83fb7adf | 47 | #endif |
7d3505c5 | 48 | #else |
f1510b2c FB |
49 | #include <linux/if.h> |
50 | #include <linux/if_tun.h> | |
7d3505c5 FB |
51 | #include <pty.h> |
52 | #include <malloc.h> | |
fd872598 | 53 | #include <linux/rtc.h> |
67b915a5 | 54 | #endif |
7d3505c5 | 55 | #endif |
67b915a5 | 56 | |
c20709aa FB |
57 | #if defined(CONFIG_SLIRP) |
58 | #include "libslirp.h" | |
59 | #endif | |
60 | ||
67b915a5 | 61 | #ifdef _WIN32 |
7d3505c5 | 62 | #include <malloc.h> |
67b915a5 FB |
63 | #include <sys/timeb.h> |
64 | #include <windows.h> | |
65 | #define getopt_long_only getopt_long | |
66 | #define memalign(align, size) malloc(size) | |
67 | #endif | |
68 | ||
73332e5c | 69 | #ifdef CONFIG_SDL |
96bcd4f8 | 70 | #ifdef __APPLE__ |
83fb7adf | 71 | #include <SDL/SDL.h> |
96bcd4f8 | 72 | #endif |
73332e5c | 73 | #endif /* CONFIG_SDL */ |
0824d6fc | 74 | |
5b0753e0 FB |
75 | #ifdef CONFIG_COCOA |
76 | #undef main | |
77 | #define main qemu_main | |
78 | #endif /* CONFIG_COCOA */ | |
79 | ||
0824d6fc | 80 | #include "disas.h" |
fc01f7e7 | 81 | |
8a7ddc38 | 82 | #include "exec-all.h" |
0824d6fc | 83 | |
a541f297 FB |
84 | //#define DO_TB_FLUSH |
85 | ||
5a67135a | 86 | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" |
f1510b2c | 87 | |
0824d6fc | 88 | //#define DEBUG_UNUSED_IOPORT |
fd872598 | 89 | //#define DEBUG_IOPORT |
330d0414 | 90 | |
bb551faa | 91 | #if !defined(CONFIG_SOFTMMU) |
7916e224 | 92 | #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024) |
bb551faa FB |
93 | #else |
94 | #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024) | |
95 | #endif | |
7916e224 | 96 | |
77d4bc34 FB |
97 | #ifdef TARGET_PPC |
98 | #define DEFAULT_RAM_SIZE 144 | |
99 | #else | |
1bfe856e | 100 | #define DEFAULT_RAM_SIZE 128 |
77d4bc34 | 101 | #endif |
8a7ddc38 FB |
102 | /* in ms */ |
103 | #define GUI_REFRESH_INTERVAL 30 | |
313aa567 | 104 | |
7dea1da4 FB |
105 | /* XXX: use a two level table to limit memory usage */ |
106 | #define MAX_IOPORTS 65536 | |
0824d6fc | 107 | |
80cabfad | 108 | const char *bios_dir = CONFIG_QEMU_SHAREDIR; |
0824d6fc | 109 | char phys_ram_file[1024]; |
c45886db FB |
110 | CPUState *global_env; |
111 | CPUState *cpu_single_env; | |
c4b1fcc0 | 112 | void *ioport_opaque[MAX_IOPORTS]; |
fc01f7e7 FB |
113 | IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS]; |
114 | IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS]; | |
c45886db | 115 | BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD]; |
313aa567 | 116 | int vga_ram_size; |
0ced6589 | 117 | int bios_size; |
313aa567 | 118 | static DisplayState display_state; |
a20dd508 | 119 | int nographic; |
3d11d0eb | 120 | const char* keyboard_layout = NULL; |
313aa567 | 121 | int64_t ticks_per_sec; |
36b486bb | 122 | int boot_device = 'c'; |
0ced6589 | 123 | int ram_size; |
80cabfad FB |
124 | static char network_script[1024]; |
125 | int pit_min_timer_count = 0; | |
c4b1fcc0 FB |
126 | int nb_nics; |
127 | NetDriverState nd_table[MAX_NICS]; | |
8a7ddc38 FB |
128 | QEMUTimer *gui_timer; |
129 | int vm_running; | |
aaaa7df6 | 130 | int audio_enabled = 0; |
fb065187 FB |
131 | int sb16_enabled = 1; |
132 | int adlib_enabled = 1; | |
133 | int gus_enabled = 1; | |
bb0c6722 | 134 | int pci_enabled = 1; |
77d4bc34 | 135 | int prep_enabled = 0; |
ee22c2f7 | 136 | int rtc_utc = 1; |
1bfe856e | 137 | int cirrus_vga_enabled = 1; |
d827220b FB |
138 | #ifdef TARGET_SPARC |
139 | int graphic_width = 1024; | |
140 | int graphic_height = 768; | |
141 | #else | |
1bfe856e FB |
142 | int graphic_width = 800; |
143 | int graphic_height = 600; | |
d827220b | 144 | #endif |
e9b137c2 | 145 | int graphic_depth = 15; |
d63d307f | 146 | int full_screen = 0; |
82c643ff | 147 | TextConsole *vga_console; |
8d11df9e | 148 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 149 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
a09db21f FB |
150 | #ifdef TARGET_I386 |
151 | int win2k_install_hack = 0; | |
152 | #endif | |
0824d6fc FB |
153 | |
154 | /***********************************************************/ | |
26aa7d72 FB |
155 | /* x86 ISA bus support */ |
156 | ||
157 | target_phys_addr_t isa_mem_base = 0; | |
0824d6fc | 158 | |
c4b1fcc0 | 159 | uint32_t default_ioport_readb(void *opaque, uint32_t address) |
0824d6fc FB |
160 | { |
161 | #ifdef DEBUG_UNUSED_IOPORT | |
162 | fprintf(stderr, "inb: port=0x%04x\n", address); | |
163 | #endif | |
fc01f7e7 | 164 | return 0xff; |
0824d6fc FB |
165 | } |
166 | ||
c4b1fcc0 | 167 | void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) |
0824d6fc FB |
168 | { |
169 | #ifdef DEBUG_UNUSED_IOPORT | |
170 | fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data); | |
171 | #endif | |
172 | } | |
173 | ||
174 | /* default is to make two byte accesses */ | |
c4b1fcc0 | 175 | uint32_t default_ioport_readw(void *opaque, uint32_t address) |
0824d6fc FB |
176 | { |
177 | uint32_t data; | |
db45c29a FB |
178 | data = ioport_read_table[0][address](ioport_opaque[address], address); |
179 | address = (address + 1) & (MAX_IOPORTS - 1); | |
180 | data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8; | |
0824d6fc FB |
181 | return data; |
182 | } | |
183 | ||
c4b1fcc0 | 184 | void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 185 | { |
db45c29a FB |
186 | ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff); |
187 | address = (address + 1) & (MAX_IOPORTS - 1); | |
188 | ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff); | |
0824d6fc FB |
189 | } |
190 | ||
c4b1fcc0 | 191 | uint32_t default_ioport_readl(void *opaque, uint32_t address) |
0824d6fc | 192 | { |
fc01f7e7 FB |
193 | #ifdef DEBUG_UNUSED_IOPORT |
194 | fprintf(stderr, "inl: port=0x%04x\n", address); | |
195 | #endif | |
196 | return 0xffffffff; | |
0824d6fc FB |
197 | } |
198 | ||
c4b1fcc0 | 199 | void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 200 | { |
fc01f7e7 FB |
201 | #ifdef DEBUG_UNUSED_IOPORT |
202 | fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data); | |
203 | #endif | |
0824d6fc FB |
204 | } |
205 | ||
fc01f7e7 | 206 | void init_ioports(void) |
0824d6fc FB |
207 | { |
208 | int i; | |
209 | ||
fc01f7e7 FB |
210 | for(i = 0; i < MAX_IOPORTS; i++) { |
211 | ioport_read_table[0][i] = default_ioport_readb; | |
212 | ioport_write_table[0][i] = default_ioport_writeb; | |
213 | ioport_read_table[1][i] = default_ioport_readw; | |
214 | ioport_write_table[1][i] = default_ioport_writew; | |
215 | ioport_read_table[2][i] = default_ioport_readl; | |
216 | ioport_write_table[2][i] = default_ioport_writel; | |
217 | } | |
0824d6fc FB |
218 | } |
219 | ||
fc01f7e7 | 220 | /* size is the word size in byte */ |
c4b1fcc0 FB |
221 | int register_ioport_read(int start, int length, int size, |
222 | IOPortReadFunc *func, void *opaque) | |
f1510b2c | 223 | { |
fc01f7e7 | 224 | int i, bsize; |
f1510b2c | 225 | |
c4b1fcc0 | 226 | if (size == 1) { |
fc01f7e7 | 227 | bsize = 0; |
c4b1fcc0 | 228 | } else if (size == 2) { |
fc01f7e7 | 229 | bsize = 1; |
c4b1fcc0 | 230 | } else if (size == 4) { |
fc01f7e7 | 231 | bsize = 2; |
c4b1fcc0 FB |
232 | } else { |
233 | hw_error("register_ioport_read: invalid size"); | |
fc01f7e7 | 234 | return -1; |
c4b1fcc0 FB |
235 | } |
236 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 237 | ioport_read_table[bsize][i] = func; |
c4b1fcc0 FB |
238 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
239 | hw_error("register_ioport_read: invalid opaque"); | |
240 | ioport_opaque[i] = opaque; | |
241 | } | |
f1510b2c FB |
242 | return 0; |
243 | } | |
244 | ||
fc01f7e7 | 245 | /* size is the word size in byte */ |
c4b1fcc0 FB |
246 | int register_ioport_write(int start, int length, int size, |
247 | IOPortWriteFunc *func, void *opaque) | |
f1510b2c | 248 | { |
fc01f7e7 | 249 | int i, bsize; |
f1510b2c | 250 | |
c4b1fcc0 | 251 | if (size == 1) { |
fc01f7e7 | 252 | bsize = 0; |
c4b1fcc0 | 253 | } else if (size == 2) { |
fc01f7e7 | 254 | bsize = 1; |
c4b1fcc0 | 255 | } else if (size == 4) { |
fc01f7e7 | 256 | bsize = 2; |
c4b1fcc0 FB |
257 | } else { |
258 | hw_error("register_ioport_write: invalid size"); | |
fc01f7e7 | 259 | return -1; |
c4b1fcc0 FB |
260 | } |
261 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 262 | ioport_write_table[bsize][i] = func; |
c4b1fcc0 FB |
263 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
264 | hw_error("register_ioport_read: invalid opaque"); | |
265 | ioport_opaque[i] = opaque; | |
266 | } | |
f1510b2c FB |
267 | return 0; |
268 | } | |
269 | ||
69b91039 FB |
270 | void isa_unassign_ioport(int start, int length) |
271 | { | |
272 | int i; | |
273 | ||
274 | for(i = start; i < start + length; i++) { | |
275 | ioport_read_table[0][i] = default_ioport_readb; | |
276 | ioport_read_table[1][i] = default_ioport_readw; | |
277 | ioport_read_table[2][i] = default_ioport_readl; | |
278 | ||
279 | ioport_write_table[0][i] = default_ioport_writeb; | |
280 | ioport_write_table[1][i] = default_ioport_writew; | |
281 | ioport_write_table[2][i] = default_ioport_writel; | |
282 | } | |
283 | } | |
284 | ||
20f32282 FB |
285 | /***********************************************************/ |
286 | ||
0824d6fc FB |
287 | void pstrcpy(char *buf, int buf_size, const char *str) |
288 | { | |
289 | int c; | |
290 | char *q = buf; | |
291 | ||
292 | if (buf_size <= 0) | |
293 | return; | |
294 | ||
295 | for(;;) { | |
296 | c = *str++; | |
297 | if (c == 0 || q >= buf + buf_size - 1) | |
298 | break; | |
299 | *q++ = c; | |
300 | } | |
301 | *q = '\0'; | |
302 | } | |
303 | ||
304 | /* strcat and truncate. */ | |
305 | char *pstrcat(char *buf, int buf_size, const char *s) | |
306 | { | |
307 | int len; | |
308 | len = strlen(buf); | |
309 | if (len < buf_size) | |
310 | pstrcpy(buf + len, buf_size - len, s); | |
311 | return buf; | |
312 | } | |
313 | ||
82c643ff FB |
314 | int strstart(const char *str, const char *val, const char **ptr) |
315 | { | |
316 | const char *p, *q; | |
317 | p = str; | |
318 | q = val; | |
319 | while (*q != '\0') { | |
320 | if (*p != *q) | |
321 | return 0; | |
322 | p++; | |
323 | q++; | |
324 | } | |
325 | if (ptr) | |
326 | *ptr = p; | |
327 | return 1; | |
328 | } | |
329 | ||
7587cf44 FB |
330 | /* return the size or -1 if error */ |
331 | int get_image_size(const char *filename) | |
332 | { | |
333 | int fd, size; | |
334 | fd = open(filename, O_RDONLY | O_BINARY); | |
335 | if (fd < 0) | |
336 | return -1; | |
337 | size = lseek(fd, 0, SEEK_END); | |
338 | close(fd); | |
339 | return size; | |
340 | } | |
341 | ||
0824d6fc FB |
342 | /* return the size or -1 if error */ |
343 | int load_image(const char *filename, uint8_t *addr) | |
344 | { | |
345 | int fd, size; | |
40c3bac3 | 346 | fd = open(filename, O_RDONLY | O_BINARY); |
0824d6fc FB |
347 | if (fd < 0) |
348 | return -1; | |
349 | size = lseek(fd, 0, SEEK_END); | |
350 | lseek(fd, 0, SEEK_SET); | |
351 | if (read(fd, addr, size) != size) { | |
352 | close(fd); | |
353 | return -1; | |
354 | } | |
355 | close(fd); | |
356 | return size; | |
357 | } | |
358 | ||
c45886db | 359 | void cpu_outb(CPUState *env, int addr, int val) |
0824d6fc | 360 | { |
fd872598 FB |
361 | #ifdef DEBUG_IOPORT |
362 | if (loglevel & CPU_LOG_IOPORT) | |
363 | fprintf(logfile, "outb: %04x %02x\n", addr, val); | |
364 | #endif | |
c4b1fcc0 | 365 | ioport_write_table[0][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
366 | } |
367 | ||
c45886db | 368 | void cpu_outw(CPUState *env, int addr, int val) |
0824d6fc | 369 | { |
fd872598 FB |
370 | #ifdef DEBUG_IOPORT |
371 | if (loglevel & CPU_LOG_IOPORT) | |
372 | fprintf(logfile, "outw: %04x %04x\n", addr, val); | |
373 | #endif | |
c4b1fcc0 | 374 | ioport_write_table[1][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
375 | } |
376 | ||
c45886db | 377 | void cpu_outl(CPUState *env, int addr, int val) |
0824d6fc | 378 | { |
fd872598 FB |
379 | #ifdef DEBUG_IOPORT |
380 | if (loglevel & CPU_LOG_IOPORT) | |
381 | fprintf(logfile, "outl: %04x %08x\n", addr, val); | |
382 | #endif | |
c4b1fcc0 | 383 | ioport_write_table[2][addr](ioport_opaque[addr], addr, val); |
0824d6fc FB |
384 | } |
385 | ||
c45886db | 386 | int cpu_inb(CPUState *env, int addr) |
0824d6fc | 387 | { |
fd872598 | 388 | int val; |
fd872598 FB |
389 | val = ioport_read_table[0][addr](ioport_opaque[addr], addr); |
390 | #ifdef DEBUG_IOPORT | |
391 | if (loglevel & CPU_LOG_IOPORT) | |
392 | fprintf(logfile, "inb : %04x %02x\n", addr, val); | |
393 | #endif | |
394 | return val; | |
0824d6fc FB |
395 | } |
396 | ||
c45886db | 397 | int cpu_inw(CPUState *env, int addr) |
0824d6fc | 398 | { |
fd872598 | 399 | int val; |
fd872598 FB |
400 | val = ioport_read_table[1][addr](ioport_opaque[addr], addr); |
401 | #ifdef DEBUG_IOPORT | |
402 | if (loglevel & CPU_LOG_IOPORT) | |
403 | fprintf(logfile, "inw : %04x %04x\n", addr, val); | |
404 | #endif | |
405 | return val; | |
0824d6fc FB |
406 | } |
407 | ||
c45886db | 408 | int cpu_inl(CPUState *env, int addr) |
0824d6fc | 409 | { |
fd872598 | 410 | int val; |
fd872598 FB |
411 | val = ioport_read_table[2][addr](ioport_opaque[addr], addr); |
412 | #ifdef DEBUG_IOPORT | |
413 | if (loglevel & CPU_LOG_IOPORT) | |
414 | fprintf(logfile, "inl : %04x %08x\n", addr, val); | |
415 | #endif | |
416 | return val; | |
0824d6fc FB |
417 | } |
418 | ||
419 | /***********************************************************/ | |
0824d6fc FB |
420 | void hw_error(const char *fmt, ...) |
421 | { | |
422 | va_list ap; | |
423 | ||
424 | va_start(ap, fmt); | |
425 | fprintf(stderr, "qemu: hardware error: "); | |
426 | vfprintf(stderr, fmt, ap); | |
427 | fprintf(stderr, "\n"); | |
428 | #ifdef TARGET_I386 | |
7fe48483 | 429 | cpu_dump_state(global_env, stderr, fprintf, X86_DUMP_FPU | X86_DUMP_CCOP); |
c45886db | 430 | #else |
7fe48483 | 431 | cpu_dump_state(global_env, stderr, fprintf, 0); |
0824d6fc FB |
432 | #endif |
433 | va_end(ap); | |
434 | abort(); | |
435 | } | |
436 | ||
63066f4f FB |
437 | /***********************************************************/ |
438 | /* keyboard/mouse */ | |
439 | ||
440 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
441 | static void *qemu_put_kbd_event_opaque; | |
442 | static QEMUPutMouseEvent *qemu_put_mouse_event; | |
443 | static void *qemu_put_mouse_event_opaque; | |
444 | ||
445 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
446 | { | |
447 | qemu_put_kbd_event_opaque = opaque; | |
448 | qemu_put_kbd_event = func; | |
449 | } | |
450 | ||
451 | void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque) | |
452 | { | |
453 | qemu_put_mouse_event_opaque = opaque; | |
454 | qemu_put_mouse_event = func; | |
455 | } | |
456 | ||
457 | void kbd_put_keycode(int keycode) | |
458 | { | |
459 | if (qemu_put_kbd_event) { | |
460 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
461 | } | |
462 | } | |
463 | ||
464 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
465 | { | |
466 | if (qemu_put_mouse_event) { | |
467 | qemu_put_mouse_event(qemu_put_mouse_event_opaque, | |
468 | dx, dy, dz, buttons_state); | |
469 | } | |
470 | } | |
471 | ||
8a7ddc38 FB |
472 | /***********************************************************/ |
473 | /* timers */ | |
474 | ||
34865134 FB |
475 | #if defined(__powerpc__) |
476 | ||
477 | static inline uint32_t get_tbl(void) | |
0824d6fc | 478 | { |
34865134 FB |
479 | uint32_t tbl; |
480 | asm volatile("mftb %0" : "=r" (tbl)); | |
481 | return tbl; | |
0824d6fc FB |
482 | } |
483 | ||
34865134 FB |
484 | static inline uint32_t get_tbu(void) |
485 | { | |
486 | uint32_t tbl; | |
487 | asm volatile("mftbu %0" : "=r" (tbl)); | |
488 | return tbl; | |
489 | } | |
490 | ||
491 | int64_t cpu_get_real_ticks(void) | |
492 | { | |
493 | uint32_t l, h, h1; | |
494 | /* NOTE: we test if wrapping has occurred */ | |
495 | do { | |
496 | h = get_tbu(); | |
497 | l = get_tbl(); | |
498 | h1 = get_tbu(); | |
499 | } while (h != h1); | |
500 | return ((int64_t)h << 32) | l; | |
501 | } | |
502 | ||
503 | #elif defined(__i386__) | |
504 | ||
505 | int64_t cpu_get_real_ticks(void) | |
0824d6fc FB |
506 | { |
507 | int64_t val; | |
e463b581 | 508 | asm volatile ("rdtsc" : "=A" (val)); |
0824d6fc FB |
509 | return val; |
510 | } | |
511 | ||
1115dde7 FB |
512 | #elif defined(__x86_64__) |
513 | ||
514 | int64_t cpu_get_real_ticks(void) | |
515 | { | |
516 | uint32_t low,high; | |
517 | int64_t val; | |
518 | asm volatile("rdtsc" : "=a" (low), "=d" (high)); | |
519 | val = high; | |
520 | val <<= 32; | |
521 | val |= low; | |
522 | return val; | |
523 | } | |
524 | ||
b8076a74 FB |
525 | #elif defined(__ia64) |
526 | ||
527 | int64_t cpu_get_real_ticks(void) | |
528 | { | |
529 | int64_t val; | |
530 | asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory"); | |
531 | return val; | |
532 | } | |
533 | ||
34865134 FB |
534 | #else |
535 | #error unsupported CPU | |
536 | #endif | |
537 | ||
538 | static int64_t cpu_ticks_offset; | |
8a7ddc38 | 539 | static int cpu_ticks_enabled; |
34865134 | 540 | |
8a7ddc38 | 541 | static inline int64_t cpu_get_ticks(void) |
34865134 | 542 | { |
8a7ddc38 FB |
543 | if (!cpu_ticks_enabled) { |
544 | return cpu_ticks_offset; | |
545 | } else { | |
546 | return cpu_get_real_ticks() + cpu_ticks_offset; | |
547 | } | |
34865134 FB |
548 | } |
549 | ||
550 | /* enable cpu_get_ticks() */ | |
551 | void cpu_enable_ticks(void) | |
552 | { | |
8a7ddc38 FB |
553 | if (!cpu_ticks_enabled) { |
554 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
555 | cpu_ticks_enabled = 1; | |
556 | } | |
34865134 FB |
557 | } |
558 | ||
559 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
560 | cpu_get_ticks() after that. */ | |
561 | void cpu_disable_ticks(void) | |
562 | { | |
8a7ddc38 FB |
563 | if (cpu_ticks_enabled) { |
564 | cpu_ticks_offset = cpu_get_ticks(); | |
565 | cpu_ticks_enabled = 0; | |
566 | } | |
34865134 FB |
567 | } |
568 | ||
67b915a5 | 569 | static int64_t get_clock(void) |
34865134 | 570 | { |
67b915a5 FB |
571 | #ifdef _WIN32 |
572 | struct _timeb tb; | |
573 | _ftime(&tb); | |
574 | return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000; | |
575 | #else | |
34865134 FB |
576 | struct timeval tv; |
577 | gettimeofday(&tv, NULL); | |
578 | return tv.tv_sec * 1000000LL + tv.tv_usec; | |
67b915a5 | 579 | #endif |
34865134 FB |
580 | } |
581 | ||
0824d6fc FB |
582 | void cpu_calibrate_ticks(void) |
583 | { | |
584 | int64_t usec, ticks; | |
585 | ||
586 | usec = get_clock(); | |
8a7ddc38 | 587 | ticks = cpu_get_real_ticks(); |
67b915a5 FB |
588 | #ifdef _WIN32 |
589 | Sleep(50); | |
590 | #else | |
0824d6fc | 591 | usleep(50 * 1000); |
67b915a5 | 592 | #endif |
0824d6fc | 593 | usec = get_clock() - usec; |
8a7ddc38 | 594 | ticks = cpu_get_real_ticks() - ticks; |
0824d6fc FB |
595 | ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec; |
596 | } | |
597 | ||
87858c89 | 598 | /* compute with 96 bit intermediate result: (a*b)/c */ |
80cabfad | 599 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
87858c89 FB |
600 | { |
601 | union { | |
602 | uint64_t ll; | |
603 | struct { | |
604 | #ifdef WORDS_BIGENDIAN | |
605 | uint32_t high, low; | |
606 | #else | |
607 | uint32_t low, high; | |
608 | #endif | |
609 | } l; | |
610 | } u, res; | |
611 | uint64_t rl, rh; | |
612 | ||
613 | u.ll = a; | |
614 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
615 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
616 | rh += (rl >> 32); | |
617 | res.l.high = rh / c; | |
618 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
619 | return res.ll; | |
620 | } | |
621 | ||
8a7ddc38 FB |
622 | #define QEMU_TIMER_REALTIME 0 |
623 | #define QEMU_TIMER_VIRTUAL 1 | |
624 | ||
625 | struct QEMUClock { | |
626 | int type; | |
627 | /* XXX: add frequency */ | |
628 | }; | |
629 | ||
630 | struct QEMUTimer { | |
631 | QEMUClock *clock; | |
632 | int64_t expire_time; | |
633 | QEMUTimerCB *cb; | |
634 | void *opaque; | |
635 | struct QEMUTimer *next; | |
636 | }; | |
637 | ||
638 | QEMUClock *rt_clock; | |
639 | QEMUClock *vm_clock; | |
640 | ||
641 | static QEMUTimer *active_timers[2]; | |
40c3bac3 FB |
642 | #ifdef _WIN32 |
643 | static MMRESULT timerID; | |
644 | #else | |
8a7ddc38 FB |
645 | /* frequency of the times() clock tick */ |
646 | static int timer_freq; | |
67b915a5 | 647 | #endif |
8a7ddc38 FB |
648 | |
649 | QEMUClock *qemu_new_clock(int type) | |
650 | { | |
651 | QEMUClock *clock; | |
652 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
653 | if (!clock) | |
654 | return NULL; | |
655 | clock->type = type; | |
656 | return clock; | |
657 | } | |
658 | ||
659 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
660 | { | |
661 | QEMUTimer *ts; | |
662 | ||
663 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
664 | ts->clock = clock; | |
665 | ts->cb = cb; | |
666 | ts->opaque = opaque; | |
667 | return ts; | |
668 | } | |
669 | ||
670 | void qemu_free_timer(QEMUTimer *ts) | |
671 | { | |
672 | qemu_free(ts); | |
673 | } | |
674 | ||
675 | /* stop a timer, but do not dealloc it */ | |
676 | void qemu_del_timer(QEMUTimer *ts) | |
677 | { | |
678 | QEMUTimer **pt, *t; | |
679 | ||
680 | /* NOTE: this code must be signal safe because | |
681 | qemu_timer_expired() can be called from a signal. */ | |
682 | pt = &active_timers[ts->clock->type]; | |
683 | for(;;) { | |
684 | t = *pt; | |
685 | if (!t) | |
686 | break; | |
687 | if (t == ts) { | |
688 | *pt = t->next; | |
689 | break; | |
690 | } | |
691 | pt = &t->next; | |
692 | } | |
693 | } | |
694 | ||
695 | /* modify the current timer so that it will be fired when current_time | |
696 | >= expire_time. The corresponding callback will be called. */ | |
697 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
698 | { | |
699 | QEMUTimer **pt, *t; | |
700 | ||
701 | qemu_del_timer(ts); | |
702 | ||
703 | /* add the timer in the sorted list */ | |
704 | /* NOTE: this code must be signal safe because | |
705 | qemu_timer_expired() can be called from a signal. */ | |
706 | pt = &active_timers[ts->clock->type]; | |
707 | for(;;) { | |
708 | t = *pt; | |
709 | if (!t) | |
710 | break; | |
711 | if (t->expire_time > expire_time) | |
712 | break; | |
713 | pt = &t->next; | |
714 | } | |
715 | ts->expire_time = expire_time; | |
716 | ts->next = *pt; | |
717 | *pt = ts; | |
718 | } | |
719 | ||
720 | int qemu_timer_pending(QEMUTimer *ts) | |
721 | { | |
722 | QEMUTimer *t; | |
723 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
724 | if (t == ts) | |
725 | return 1; | |
726 | } | |
727 | return 0; | |
728 | } | |
729 | ||
730 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
731 | { | |
732 | if (!timer_head) | |
733 | return 0; | |
734 | return (timer_head->expire_time <= current_time); | |
735 | } | |
736 | ||
737 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
738 | { | |
739 | QEMUTimer *ts; | |
740 | ||
741 | for(;;) { | |
742 | ts = *ptimer_head; | |
e95c8d51 | 743 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
744 | break; |
745 | /* remove timer from the list before calling the callback */ | |
746 | *ptimer_head = ts->next; | |
747 | ts->next = NULL; | |
748 | ||
749 | /* run the callback (the timer list can be modified) */ | |
750 | ts->cb(ts->opaque); | |
751 | } | |
752 | } | |
753 | ||
754 | int64_t qemu_get_clock(QEMUClock *clock) | |
755 | { | |
756 | switch(clock->type) { | |
757 | case QEMU_TIMER_REALTIME: | |
67b915a5 FB |
758 | #ifdef _WIN32 |
759 | return GetTickCount(); | |
760 | #else | |
7d3505c5 FB |
761 | { |
762 | struct tms tp; | |
763 | ||
764 | /* Note that using gettimeofday() is not a good solution | |
765 | for timers because its value change when the date is | |
766 | modified. */ | |
767 | if (timer_freq == 100) { | |
768 | return times(&tp) * 10; | |
769 | } else { | |
770 | return ((int64_t)times(&tp) * 1000) / timer_freq; | |
771 | } | |
8a7ddc38 | 772 | } |
67b915a5 | 773 | #endif |
8a7ddc38 FB |
774 | default: |
775 | case QEMU_TIMER_VIRTUAL: | |
776 | return cpu_get_ticks(); | |
777 | } | |
778 | } | |
779 | ||
780 | /* save a timer */ | |
781 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
782 | { | |
783 | uint64_t expire_time; | |
784 | ||
785 | if (qemu_timer_pending(ts)) { | |
786 | expire_time = ts->expire_time; | |
787 | } else { | |
788 | expire_time = -1; | |
789 | } | |
790 | qemu_put_be64(f, expire_time); | |
791 | } | |
792 | ||
793 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
794 | { | |
795 | uint64_t expire_time; | |
796 | ||
797 | expire_time = qemu_get_be64(f); | |
798 | if (expire_time != -1) { | |
799 | qemu_mod_timer(ts, expire_time); | |
800 | } else { | |
801 | qemu_del_timer(ts); | |
802 | } | |
803 | } | |
804 | ||
805 | static void timer_save(QEMUFile *f, void *opaque) | |
806 | { | |
807 | if (cpu_ticks_enabled) { | |
808 | hw_error("cannot save state if virtual timers are running"); | |
809 | } | |
810 | qemu_put_be64s(f, &cpu_ticks_offset); | |
811 | qemu_put_be64s(f, &ticks_per_sec); | |
812 | } | |
813 | ||
814 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
815 | { | |
816 | if (version_id != 1) | |
817 | return -EINVAL; | |
818 | if (cpu_ticks_enabled) { | |
819 | return -EINVAL; | |
820 | } | |
821 | qemu_get_be64s(f, &cpu_ticks_offset); | |
822 | qemu_get_be64s(f, &ticks_per_sec); | |
823 | return 0; | |
824 | } | |
825 | ||
67b915a5 FB |
826 | #ifdef _WIN32 |
827 | void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, | |
828 | DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2) | |
829 | #else | |
8a7ddc38 | 830 | static void host_alarm_handler(int host_signum) |
67b915a5 | 831 | #endif |
8a7ddc38 | 832 | { |
02ba45c5 FB |
833 | #if 0 |
834 | #define DISP_FREQ 1000 | |
835 | { | |
836 | static int64_t delta_min = INT64_MAX; | |
837 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
838 | static int count; | |
839 | ti = qemu_get_clock(vm_clock); | |
840 | if (last_clock != 0) { | |
841 | delta = ti - last_clock; | |
842 | if (delta < delta_min) | |
843 | delta_min = delta; | |
844 | if (delta > delta_max) | |
845 | delta_max = delta; | |
846 | delta_cum += delta; | |
847 | if (++count == DISP_FREQ) { | |
848 | printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n", | |
849 | muldiv64(delta_min, 1000000, ticks_per_sec), | |
850 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
851 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
852 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
853 | count = 0; | |
854 | delta_min = INT64_MAX; | |
855 | delta_max = 0; | |
856 | delta_cum = 0; | |
857 | } | |
858 | } | |
859 | last_clock = ti; | |
860 | } | |
861 | #endif | |
8a7ddc38 FB |
862 | if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], |
863 | qemu_get_clock(vm_clock)) || | |
864 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], | |
865 | qemu_get_clock(rt_clock))) { | |
866 | /* stop the cpu because a timer occured */ | |
867 | cpu_interrupt(global_env, CPU_INTERRUPT_EXIT); | |
868 | } | |
869 | } | |
870 | ||
fd872598 FB |
871 | #ifndef _WIN32 |
872 | ||
829309c7 FB |
873 | #if defined(__linux__) |
874 | ||
fd872598 FB |
875 | #define RTC_FREQ 1024 |
876 | ||
877 | static int rtc_fd; | |
829309c7 | 878 | |
fd872598 FB |
879 | static int start_rtc_timer(void) |
880 | { | |
881 | rtc_fd = open("/dev/rtc", O_RDONLY); | |
882 | if (rtc_fd < 0) | |
883 | return -1; | |
884 | if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
885 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" | |
886 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
887 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
888 | goto fail; | |
889 | } | |
890 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
891 | fail: | |
892 | close(rtc_fd); | |
893 | return -1; | |
894 | } | |
895 | pit_min_timer_count = PIT_FREQ / RTC_FREQ; | |
896 | return 0; | |
897 | } | |
898 | ||
829309c7 FB |
899 | #else |
900 | ||
901 | static int start_rtc_timer(void) | |
902 | { | |
903 | return -1; | |
904 | } | |
905 | ||
906 | #endif /* !defined(__linux__) */ | |
907 | ||
908 | #endif /* !defined(_WIN32) */ | |
fd872598 | 909 | |
8a7ddc38 FB |
910 | static void init_timers(void) |
911 | { | |
8a7ddc38 FB |
912 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); |
913 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
914 | ||
67b915a5 FB |
915 | #ifdef _WIN32 |
916 | { | |
917 | int count=0; | |
40c3bac3 FB |
918 | timerID = timeSetEvent(10, // interval (ms) |
919 | 0, // resolution | |
920 | host_alarm_handler, // function | |
921 | (DWORD)&count, // user parameter | |
922 | TIME_PERIODIC | TIME_CALLBACK_FUNCTION); | |
67b915a5 FB |
923 | if( !timerID ) { |
924 | perror("failed timer alarm"); | |
925 | exit(1); | |
926 | } | |
927 | } | |
928 | pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000; | |
929 | #else | |
930 | { | |
931 | struct sigaction act; | |
932 | struct itimerval itv; | |
933 | ||
934 | /* get times() syscall frequency */ | |
935 | timer_freq = sysconf(_SC_CLK_TCK); | |
936 | ||
937 | /* timer signal */ | |
938 | sigfillset(&act.sa_mask); | |
a09db21f | 939 | act.sa_flags = 0; |
8a7ddc38 | 940 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
67b915a5 FB |
941 | act.sa_flags |= SA_ONSTACK; |
942 | #endif | |
943 | act.sa_handler = host_alarm_handler; | |
944 | sigaction(SIGALRM, &act, NULL); | |
fd872598 | 945 | |
67b915a5 | 946 | itv.it_interval.tv_sec = 0; |
d79284e0 | 947 | itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */ |
67b915a5 FB |
948 | itv.it_value.tv_sec = 0; |
949 | itv.it_value.tv_usec = 10 * 1000; | |
950 | setitimer(ITIMER_REAL, &itv, NULL); | |
951 | /* we probe the tick duration of the kernel to inform the user if | |
952 | the emulated kernel requested a too high timer frequency */ | |
953 | getitimer(ITIMER_REAL, &itv); | |
fd872598 | 954 | |
83fb7adf | 955 | #if defined(__linux__) |
fd872598 FB |
956 | if (itv.it_interval.tv_usec > 1000) { |
957 | /* try to use /dev/rtc to have a faster timer */ | |
958 | if (start_rtc_timer() < 0) | |
959 | goto use_itimer; | |
960 | /* disable itimer */ | |
961 | itv.it_interval.tv_sec = 0; | |
962 | itv.it_interval.tv_usec = 0; | |
963 | itv.it_value.tv_sec = 0; | |
964 | itv.it_value.tv_usec = 0; | |
965 | setitimer(ITIMER_REAL, &itv, NULL); | |
966 | ||
967 | /* use the RTC */ | |
a1968d71 | 968 | sigaction(SIGIO, &act, NULL); |
fd872598 FB |
969 | fcntl(rtc_fd, F_SETFL, O_ASYNC); |
970 | fcntl(rtc_fd, F_SETOWN, getpid()); | |
83fb7adf FB |
971 | } else |
972 | #endif /* defined(__linux__) */ | |
973 | { | |
fd872598 FB |
974 | use_itimer: |
975 | pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * | |
976 | PIT_FREQ) / 1000000; | |
977 | } | |
67b915a5 | 978 | } |
8a7ddc38 | 979 | #endif |
8a7ddc38 FB |
980 | } |
981 | ||
40c3bac3 FB |
982 | void quit_timers(void) |
983 | { | |
984 | #ifdef _WIN32 | |
985 | timeKillEvent(timerID); | |
986 | #endif | |
987 | } | |
988 | ||
c4b1fcc0 | 989 | /***********************************************************/ |
82c643ff | 990 | /* character device */ |
313aa567 | 991 | |
82c643ff FB |
992 | int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len) |
993 | { | |
994 | return s->chr_write(s, buf, len); | |
995 | } | |
67b915a5 | 996 | |
82c643ff | 997 | void qemu_chr_printf(CharDriverState *s, const char *fmt, ...) |
67b915a5 | 998 | { |
82c643ff FB |
999 | char buf[4096]; |
1000 | va_list ap; | |
1001 | va_start(ap, fmt); | |
1002 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
1003 | qemu_chr_write(s, buf, strlen(buf)); | |
1004 | va_end(ap); | |
67b915a5 FB |
1005 | } |
1006 | ||
5905b2e5 FB |
1007 | void qemu_chr_send_event(CharDriverState *s, int event) |
1008 | { | |
1009 | if (s->chr_send_event) | |
1010 | s->chr_send_event(s, event); | |
1011 | } | |
1012 | ||
82c643ff FB |
1013 | void qemu_chr_add_read_handler(CharDriverState *s, |
1014 | IOCanRWHandler *fd_can_read, | |
1015 | IOReadHandler *fd_read, void *opaque) | |
1016 | { | |
1017 | s->chr_add_read_handler(s, fd_can_read, fd_read, opaque); | |
1018 | } | |
1019 | ||
1020 | void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event) | |
1021 | { | |
1022 | s->chr_event = chr_event; | |
1023 | } | |
67b915a5 | 1024 | |
82c643ff | 1025 | static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
313aa567 | 1026 | { |
82c643ff FB |
1027 | return len; |
1028 | } | |
1029 | ||
1030 | static void null_chr_add_read_handler(CharDriverState *chr, | |
1031 | IOCanRWHandler *fd_can_read, | |
1032 | IOReadHandler *fd_read, void *opaque) | |
1033 | { | |
1034 | } | |
1035 | ||
1036 | CharDriverState *qemu_chr_open_null(void) | |
1037 | { | |
1038 | CharDriverState *chr; | |
1039 | ||
1040 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1041 | if (!chr) | |
1042 | return NULL; | |
1043 | chr->chr_write = null_chr_write; | |
1044 | chr->chr_add_read_handler = null_chr_add_read_handler; | |
1045 | return chr; | |
1046 | } | |
1047 | ||
1048 | #ifndef _WIN32 | |
1049 | ||
1050 | typedef struct { | |
1051 | int fd_in, fd_out; | |
1052 | /* for nographic stdio only */ | |
1053 | IOCanRWHandler *fd_can_read; | |
1054 | IOReadHandler *fd_read; | |
1055 | void *fd_opaque; | |
1056 | } FDCharDriver; | |
1057 | ||
1058 | #define STDIO_MAX_CLIENTS 2 | |
1059 | ||
1060 | static int stdio_nb_clients; | |
1061 | static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS]; | |
1062 | ||
1d96905d FB |
1063 | static int unix_write(int fd, const uint8_t *buf, int len1) |
1064 | { | |
1065 | int ret, len; | |
1066 | ||
1067 | len = len1; | |
1068 | while (len > 0) { | |
1069 | ret = write(fd, buf, len); | |
1070 | if (ret < 0) { | |
1071 | if (errno != EINTR && errno != EAGAIN) | |
1072 | return -1; | |
1073 | } else if (ret == 0) { | |
1074 | break; | |
1075 | } else { | |
1076 | buf += ret; | |
1077 | len -= ret; | |
1078 | } | |
1079 | } | |
1080 | return len1 - len; | |
1081 | } | |
1082 | ||
82c643ff FB |
1083 | static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len) |
1084 | { | |
1085 | FDCharDriver *s = chr->opaque; | |
1d96905d | 1086 | return unix_write(s->fd_out, buf, len); |
82c643ff FB |
1087 | } |
1088 | ||
1089 | static void fd_chr_add_read_handler(CharDriverState *chr, | |
1090 | IOCanRWHandler *fd_can_read, | |
1091 | IOReadHandler *fd_read, void *opaque) | |
1092 | { | |
1093 | FDCharDriver *s = chr->opaque; | |
1094 | ||
1095 | if (nographic && s->fd_in == 0) { | |
1096 | s->fd_can_read = fd_can_read; | |
1097 | s->fd_read = fd_read; | |
1098 | s->fd_opaque = opaque; | |
80cabfad | 1099 | } else { |
82c643ff FB |
1100 | qemu_add_fd_read_handler(s->fd_in, fd_can_read, fd_read, opaque); |
1101 | } | |
1102 | } | |
1103 | ||
1104 | /* open a character device to a unix fd */ | |
1105 | CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out) | |
1106 | { | |
1107 | CharDriverState *chr; | |
1108 | FDCharDriver *s; | |
1109 | ||
1110 | chr = qemu_mallocz(sizeof(CharDriverState)); | |
1111 | if (!chr) | |
1112 | return NULL; | |
1113 | s = qemu_mallocz(sizeof(FDCharDriver)); | |
1114 | if (!s) { | |
1115 | free(chr); | |
1116 | return NULL; | |
1117 | } | |
1118 | s->fd_in = fd_in; | |
1119 | s->fd_out = fd_out; | |
1120 | chr->opaque = s; | |
1121 | chr->chr_write = fd_chr_write; | |
1122 | chr->chr_add_read_handler = fd_chr_add_read_handler; | |
1123 | return chr; | |
1124 | } | |
1125 | ||
1126 | /* for STDIO, we handle the case where several clients use it | |
1127 | (nographic mode) */ | |
1128 | ||
1129 | #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */ | |
1130 | ||
1131 | static int term_got_escape, client_index; | |
1132 | ||
1133 | void term_print_help(void) | |
1134 | { | |
1135 | printf("\n" | |
1136 | "C-a h print this help\n" | |
1137 | "C-a x exit emulator\n" | |
1138 | "C-a s save disk data back to file (if -snapshot)\n" | |
1139 | "C-a b send break (magic sysrq)\n" | |
1140 | "C-a c switch between console and monitor\n" | |
1141 | "C-a C-a send C-a\n" | |
1142 | ); | |
1143 | } | |
1144 | ||
1145 | /* called when a char is received */ | |
1146 | static void stdio_received_byte(int ch) | |
1147 | { | |
1148 | if (term_got_escape) { | |
1149 | term_got_escape = 0; | |
1150 | switch(ch) { | |
1151 | case 'h': | |
1152 | term_print_help(); | |
1153 | break; | |
1154 | case 'x': | |
1155 | exit(0); | |
1156 | break; | |
1157 | case 's': | |
1158 | { | |
1159 | int i; | |
1160 | for (i = 0; i < MAX_DISKS; i++) { | |
1161 | if (bs_table[i]) | |
1162 | bdrv_commit(bs_table[i]); | |
1163 | } | |
1164 | } | |
1165 | break; | |
1166 | case 'b': | |
1167 | if (client_index < stdio_nb_clients) { | |
1168 | CharDriverState *chr; | |
1169 | FDCharDriver *s; | |
1170 | ||
1171 | chr = stdio_clients[client_index]; | |
1172 | s = chr->opaque; | |
1173 | chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK); | |
1174 | } | |
1175 | break; | |
1176 | case 'c': | |
1177 | client_index++; | |
1178 | if (client_index >= stdio_nb_clients) | |
1179 | client_index = 0; | |
1180 | if (client_index == 0) { | |
1181 | /* send a new line in the monitor to get the prompt */ | |
1182 | ch = '\r'; | |
1183 | goto send_char; | |
1184 | } | |
1185 | break; | |
1186 | case TERM_ESCAPE: | |
1187 | goto send_char; | |
1188 | } | |
1189 | } else if (ch == TERM_ESCAPE) { | |
1190 | term_got_escape = 1; | |
1191 | } else { | |
1192 | send_char: | |
1193 | if (client_index < stdio_nb_clients) { | |
1194 | uint8_t buf[1]; | |
1195 | CharDriverState *chr; | |
1196 | FDCharDriver *s; | |
1197 | ||
1198 | chr = stdio_clients[client_index]; | |
1199 | s = chr->opaque; | |
1200 | buf[0] = ch; | |
1201 | /* XXX: should queue the char if the device is not | |
1202 | ready */ | |
1203 | if (s->fd_can_read(s->fd_opaque) > 0) | |
1204 | s->fd_read(s->fd_opaque, buf, 1); | |
c4b1fcc0 | 1205 | } |
330d0414 | 1206 | } |
330d0414 FB |
1207 | } |
1208 | ||
82c643ff FB |
1209 | static int stdio_can_read(void *opaque) |
1210 | { | |
1211 | /* XXX: not strictly correct */ | |
1212 | return 1; | |
1213 | } | |
1214 | ||
1215 | static void stdio_read(void *opaque, const uint8_t *buf, int size) | |
1216 | { | |
1217 | int i; | |
1218 | for(i = 0; i < size; i++) | |
1219 | stdio_received_byte(buf[i]); | |
1220 | } | |
1221 | ||
8d11df9e FB |
1222 | /* init terminal so that we can grab keys */ |
1223 | static struct termios oldtty; | |
1224 | static int old_fd0_flags; | |
1225 | ||
1226 | static void term_exit(void) | |
1227 | { | |
1228 | tcsetattr (0, TCSANOW, &oldtty); | |
1229 | fcntl(0, F_SETFL, old_fd0_flags); | |
1230 | } | |
1231 | ||
1232 | static void term_init(void) | |
1233 | { | |
1234 | struct termios tty; | |
1235 | ||
1236 | tcgetattr (0, &tty); | |
1237 | oldtty = tty; | |
1238 | old_fd0_flags = fcntl(0, F_GETFL); | |
1239 | ||
1240 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
1241 | |INLCR|IGNCR|ICRNL|IXON); | |
1242 | tty.c_oflag |= OPOST; | |
1243 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); | |
1244 | /* if graphical mode, we allow Ctrl-C handling */ | |
1245 | if (nographic) | |
1246 | tty.c_lflag &= ~ISIG; | |
1247 | tty.c_cflag &= ~(CSIZE|PARENB); | |
1248 | tty.c_cflag |= CS8; | |
1249 | tty.c_cc[VMIN] = 1; | |
1250 | tty.c_cc[VTIME] = 0; | |
1251 | ||
1252 | tcsetattr (0, TCSANOW, &tty); | |
1253 | ||
1254 | atexit(term_exit); | |
1255 | ||
1256 | fcntl(0, F_SETFL, O_NONBLOCK); | |
1257 | } | |
1258 | ||
82c643ff FB |
1259 | CharDriverState *qemu_chr_open_stdio(void) |
1260 | { | |
1261 | CharDriverState *chr; | |
1262 | ||
1263 | if (nographic) { | |
1264 | if (stdio_nb_clients >= STDIO_MAX_CLIENTS) | |
1265 | return NULL; | |
1266 | chr = qemu_chr_open_fd(0, 1); | |
1267 | if (stdio_nb_clients == 0) | |
1268 | qemu_add_fd_read_handler(0, stdio_can_read, stdio_read, NULL); | |
1269 | client_index = stdio_nb_clients; | |
1270 | } else { | |
1271 | if (stdio_nb_clients != 0) | |
1272 | return NULL; | |
1273 | chr = qemu_chr_open_fd(0, 1); | |
1274 | } | |
1275 | stdio_clients[stdio_nb_clients++] = chr; | |
8d11df9e FB |
1276 | if (stdio_nb_clients == 1) { |
1277 | /* set the terminal in raw mode */ | |
1278 | term_init(); | |
1279 | } | |
82c643ff FB |
1280 | return chr; |
1281 | } | |
1282 | ||
1283 | #if defined(__linux__) | |
1284 | CharDriverState *qemu_chr_open_pty(void) | |
1285 | { | |
1286 | char slave_name[1024]; | |
1287 | int master_fd, slave_fd; | |
1288 | ||
1289 | /* Not satisfying */ | |
1290 | if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) { | |
1291 | return NULL; | |
1292 | } | |
1293 | fprintf(stderr, "char device redirected to %s\n", slave_name); | |
1294 | return qemu_chr_open_fd(master_fd, master_fd); | |
1295 | } | |
1296 | #else | |
1297 | CharDriverState *qemu_chr_open_pty(void) | |
1298 | { | |
1299 | return NULL; | |
1300 | } | |
67b915a5 FB |
1301 | #endif |
1302 | ||
82c643ff FB |
1303 | #endif /* !defined(_WIN32) */ |
1304 | ||
1305 | CharDriverState *qemu_chr_open(const char *filename) | |
1306 | { | |
1307 | if (!strcmp(filename, "vc")) { | |
1308 | return text_console_init(&display_state); | |
1309 | } else if (!strcmp(filename, "null")) { | |
1310 | return qemu_chr_open_null(); | |
1311 | } else | |
1312 | #ifndef _WIN32 | |
1313 | if (!strcmp(filename, "pty")) { | |
1314 | return qemu_chr_open_pty(); | |
1315 | } else if (!strcmp(filename, "stdio")) { | |
1316 | return qemu_chr_open_stdio(); | |
1317 | } else | |
1318 | #endif | |
1319 | { | |
1320 | return NULL; | |
1321 | } | |
1322 | } | |
1323 | ||
80cabfad | 1324 | /***********************************************************/ |
c20709aa | 1325 | /* Linux network device redirectors */ |
330d0414 | 1326 | |
c20709aa FB |
1327 | void hex_dump(FILE *f, const uint8_t *buf, int size) |
1328 | { | |
1329 | int len, i, j, c; | |
1330 | ||
1331 | for(i=0;i<size;i+=16) { | |
1332 | len = size - i; | |
1333 | if (len > 16) | |
1334 | len = 16; | |
1335 | fprintf(f, "%08x ", i); | |
1336 | for(j=0;j<16;j++) { | |
1337 | if (j < len) | |
1338 | fprintf(f, " %02x", buf[i+j]); | |
1339 | else | |
1340 | fprintf(f, " "); | |
1341 | } | |
1342 | fprintf(f, " "); | |
1343 | for(j=0;j<len;j++) { | |
1344 | c = buf[i+j]; | |
1345 | if (c < ' ' || c > '~') | |
1346 | c = '.'; | |
1347 | fprintf(f, "%c", c); | |
1348 | } | |
1349 | fprintf(f, "\n"); | |
1350 | } | |
1351 | } | |
1352 | ||
1353 | void qemu_send_packet(NetDriverState *nd, const uint8_t *buf, int size) | |
1354 | { | |
1355 | nd->send_packet(nd, buf, size); | |
1356 | } | |
67b915a5 | 1357 | |
c20709aa FB |
1358 | void qemu_add_read_packet(NetDriverState *nd, IOCanRWHandler *fd_can_read, |
1359 | IOReadHandler *fd_read, void *opaque) | |
67b915a5 | 1360 | { |
c20709aa FB |
1361 | nd->add_read_packet(nd, fd_can_read, fd_read, opaque); |
1362 | } | |
1363 | ||
1364 | /* dummy network adapter */ | |
1365 | ||
1366 | static void dummy_send_packet(NetDriverState *nd, const uint8_t *buf, int size) | |
1367 | { | |
1368 | } | |
1369 | ||
1370 | static void dummy_add_read_packet(NetDriverState *nd, | |
1371 | IOCanRWHandler *fd_can_read, | |
1372 | IOReadHandler *fd_read, void *opaque) | |
1373 | { | |
1374 | } | |
1375 | ||
1376 | static int net_dummy_init(NetDriverState *nd) | |
1377 | { | |
1378 | nd->send_packet = dummy_send_packet; | |
1379 | nd->add_read_packet = dummy_add_read_packet; | |
1380 | pstrcpy(nd->ifname, sizeof(nd->ifname), "dummy"); | |
67b915a5 FB |
1381 | return 0; |
1382 | } | |
1383 | ||
c20709aa FB |
1384 | #if defined(CONFIG_SLIRP) |
1385 | ||
1386 | /* slirp network adapter */ | |
1387 | ||
1388 | static void *slirp_fd_opaque; | |
1389 | static IOCanRWHandler *slirp_fd_can_read; | |
1390 | static IOReadHandler *slirp_fd_read; | |
1391 | static int slirp_inited; | |
1392 | ||
1393 | int slirp_can_output(void) | |
1394 | { | |
1395 | return slirp_fd_can_read(slirp_fd_opaque); | |
1396 | } | |
1397 | ||
1398 | void slirp_output(const uint8_t *pkt, int pkt_len) | |
67b915a5 | 1399 | { |
c20709aa FB |
1400 | #if 0 |
1401 | printf("output:\n"); | |
1402 | hex_dump(stdout, pkt, pkt_len); | |
1403 | #endif | |
1404 | slirp_fd_read(slirp_fd_opaque, pkt, pkt_len); | |
67b915a5 FB |
1405 | } |
1406 | ||
c20709aa FB |
1407 | static void slirp_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1408 | { | |
1409 | #if 0 | |
1410 | printf("input:\n"); | |
1411 | hex_dump(stdout, buf, size); | |
1412 | #endif | |
1413 | slirp_input(buf, size); | |
1414 | } | |
1415 | ||
1416 | static void slirp_add_read_packet(NetDriverState *nd, | |
1417 | IOCanRWHandler *fd_can_read, | |
1418 | IOReadHandler *fd_read, void *opaque) | |
1419 | { | |
1420 | slirp_fd_opaque = opaque; | |
1421 | slirp_fd_can_read = fd_can_read; | |
1422 | slirp_fd_read = fd_read; | |
1423 | } | |
1424 | ||
1425 | static int net_slirp_init(NetDriverState *nd) | |
1426 | { | |
1427 | if (!slirp_inited) { | |
1428 | slirp_inited = 1; | |
1429 | slirp_init(); | |
1430 | } | |
1431 | nd->send_packet = slirp_send_packet; | |
1432 | nd->add_read_packet = slirp_add_read_packet; | |
1433 | pstrcpy(nd->ifname, sizeof(nd->ifname), "slirp"); | |
1434 | return 0; | |
1435 | } | |
1436 | ||
9bf05444 FB |
1437 | static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) |
1438 | { | |
1439 | const char *p, *p1; | |
1440 | int len; | |
1441 | p = *pp; | |
1442 | p1 = strchr(p, sep); | |
1443 | if (!p1) | |
1444 | return -1; | |
1445 | len = p1 - p; | |
1446 | p1++; | |
1447 | if (buf_size > 0) { | |
1448 | if (len > buf_size - 1) | |
1449 | len = buf_size - 1; | |
1450 | memcpy(buf, p, len); | |
1451 | buf[len] = '\0'; | |
1452 | } | |
1453 | *pp = p1; | |
1454 | return 0; | |
1455 | } | |
1456 | ||
1457 | static void net_slirp_redir(const char *redir_str) | |
1458 | { | |
1459 | int is_udp; | |
1460 | char buf[256], *r; | |
1461 | const char *p; | |
1462 | struct in_addr guest_addr; | |
1463 | int host_port, guest_port; | |
1464 | ||
1465 | if (!slirp_inited) { | |
1466 | slirp_inited = 1; | |
1467 | slirp_init(); | |
1468 | } | |
1469 | ||
1470 | p = redir_str; | |
1471 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1472 | goto fail; | |
1473 | if (!strcmp(buf, "tcp")) { | |
1474 | is_udp = 0; | |
1475 | } else if (!strcmp(buf, "udp")) { | |
1476 | is_udp = 1; | |
1477 | } else { | |
1478 | goto fail; | |
1479 | } | |
1480 | ||
1481 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1482 | goto fail; | |
1483 | host_port = strtol(buf, &r, 0); | |
1484 | if (r == buf) | |
1485 | goto fail; | |
1486 | ||
1487 | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) | |
1488 | goto fail; | |
1489 | if (buf[0] == '\0') { | |
1490 | pstrcpy(buf, sizeof(buf), "10.0.2.15"); | |
1491 | } | |
1492 | if (!inet_aton(buf, &guest_addr)) | |
1493 | goto fail; | |
1494 | ||
1495 | guest_port = strtol(p, &r, 0); | |
1496 | if (r == p) | |
1497 | goto fail; | |
1498 | ||
1499 | if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) { | |
1500 | fprintf(stderr, "qemu: could not set up redirection\n"); | |
1501 | exit(1); | |
1502 | } | |
1503 | return; | |
1504 | fail: | |
1505 | fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n"); | |
1506 | exit(1); | |
1507 | } | |
9d728e8c | 1508 | |
c94c8d64 FB |
1509 | #ifndef _WIN32 |
1510 | ||
9d728e8c FB |
1511 | char smb_dir[1024]; |
1512 | ||
1513 | static void smb_exit(void) | |
1514 | { | |
1515 | DIR *d; | |
1516 | struct dirent *de; | |
1517 | char filename[1024]; | |
1518 | ||
1519 | /* erase all the files in the directory */ | |
1520 | d = opendir(smb_dir); | |
1521 | for(;;) { | |
1522 | de = readdir(d); | |
1523 | if (!de) | |
1524 | break; | |
1525 | if (strcmp(de->d_name, ".") != 0 && | |
1526 | strcmp(de->d_name, "..") != 0) { | |
1527 | snprintf(filename, sizeof(filename), "%s/%s", | |
1528 | smb_dir, de->d_name); | |
1529 | unlink(filename); | |
1530 | } | |
1531 | } | |
03ffbb69 | 1532 | closedir(d); |
9d728e8c FB |
1533 | rmdir(smb_dir); |
1534 | } | |
1535 | ||
1536 | /* automatic user mode samba server configuration */ | |
1537 | void net_slirp_smb(const char *exported_dir) | |
1538 | { | |
1539 | char smb_conf[1024]; | |
1540 | char smb_cmdline[1024]; | |
1541 | FILE *f; | |
1542 | ||
1543 | if (!slirp_inited) { | |
1544 | slirp_inited = 1; | |
1545 | slirp_init(); | |
1546 | } | |
1547 | ||
1548 | /* XXX: better tmp dir construction */ | |
1549 | snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid()); | |
1550 | if (mkdir(smb_dir, 0700) < 0) { | |
1551 | fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir); | |
1552 | exit(1); | |
1553 | } | |
1554 | snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf"); | |
1555 | ||
1556 | f = fopen(smb_conf, "w"); | |
1557 | if (!f) { | |
1558 | fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf); | |
1559 | exit(1); | |
1560 | } | |
1561 | fprintf(f, | |
1562 | "[global]\n" | |
157777ef FB |
1563 | "private dir=%s\n" |
1564 | "smb ports=0\n" | |
1565 | "socket address=127.0.0.1\n" | |
9d728e8c FB |
1566 | "pid directory=%s\n" |
1567 | "lock directory=%s\n" | |
1568 | "log file=%s/log.smbd\n" | |
1569 | "smb passwd file=%s/smbpasswd\n" | |
03ffbb69 | 1570 | "security = share\n" |
9d728e8c FB |
1571 | "[qemu]\n" |
1572 | "path=%s\n" | |
1573 | "read only=no\n" | |
1574 | "guest ok=yes\n", | |
1575 | smb_dir, | |
157777ef | 1576 | smb_dir, |
9d728e8c FB |
1577 | smb_dir, |
1578 | smb_dir, | |
1579 | smb_dir, | |
1580 | exported_dir | |
1581 | ); | |
1582 | fclose(f); | |
1583 | atexit(smb_exit); | |
1584 | ||
1585 | snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s", | |
1586 | smb_conf); | |
1587 | ||
1588 | slirp_add_exec(0, smb_cmdline, 4, 139); | |
1589 | } | |
9bf05444 | 1590 | |
c94c8d64 FB |
1591 | #endif /* !defined(_WIN32) */ |
1592 | ||
c20709aa FB |
1593 | #endif /* CONFIG_SLIRP */ |
1594 | ||
1595 | #if !defined(_WIN32) | |
7d3505c5 FB |
1596 | #ifdef _BSD |
1597 | static int tun_open(char *ifname, int ifname_size) | |
1598 | { | |
1599 | int fd; | |
1600 | char *dev; | |
1601 | struct stat s; | |
67b915a5 | 1602 | |
7d3505c5 FB |
1603 | fd = open("/dev/tap", O_RDWR); |
1604 | if (fd < 0) { | |
1605 | fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n"); | |
1606 | return -1; | |
1607 | } | |
1608 | ||
1609 | fstat(fd, &s); | |
1610 | dev = devname(s.st_rdev, S_IFCHR); | |
1611 | pstrcpy(ifname, ifname_size, dev); | |
1612 | ||
1613 | fcntl(fd, F_SETFL, O_NONBLOCK); | |
1614 | return fd; | |
1615 | } | |
1616 | #else | |
c4b1fcc0 | 1617 | static int tun_open(char *ifname, int ifname_size) |
330d0414 | 1618 | { |
80cabfad | 1619 | struct ifreq ifr; |
c4b1fcc0 | 1620 | int fd, ret; |
80cabfad FB |
1621 | |
1622 | fd = open("/dev/net/tun", O_RDWR); | |
1623 | if (fd < 0) { | |
1624 | fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n"); | |
1625 | return -1; | |
330d0414 | 1626 | } |
80cabfad FB |
1627 | memset(&ifr, 0, sizeof(ifr)); |
1628 | ifr.ifr_flags = IFF_TAP | IFF_NO_PI; | |
1629 | pstrcpy(ifr.ifr_name, IFNAMSIZ, "tun%d"); | |
1630 | ret = ioctl(fd, TUNSETIFF, (void *) &ifr); | |
1631 | if (ret != 0) { | |
1632 | fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n"); | |
1633 | close(fd); | |
1634 | return -1; | |
1635 | } | |
1636 | printf("Connected to host network interface: %s\n", ifr.ifr_name); | |
c4b1fcc0 | 1637 | pstrcpy(ifname, ifname_size, ifr.ifr_name); |
80cabfad | 1638 | fcntl(fd, F_SETFL, O_NONBLOCK); |
c4b1fcc0 FB |
1639 | return fd; |
1640 | } | |
7d3505c5 | 1641 | #endif |
330d0414 | 1642 | |
c20709aa FB |
1643 | static void tun_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1644 | { | |
1645 | write(nd->fd, buf, size); | |
1646 | } | |
1647 | ||
1648 | static void tun_add_read_packet(NetDriverState *nd, | |
1649 | IOCanRWHandler *fd_can_read, | |
1650 | IOReadHandler *fd_read, void *opaque) | |
c4b1fcc0 | 1651 | { |
c20709aa FB |
1652 | qemu_add_fd_read_handler(nd->fd, fd_can_read, fd_read, opaque); |
1653 | } | |
1654 | ||
1655 | static int net_tun_init(NetDriverState *nd) | |
1656 | { | |
1657 | int pid, status; | |
1658 | char *args[3]; | |
c4b1fcc0 FB |
1659 | char **parg; |
1660 | ||
c20709aa FB |
1661 | nd->fd = tun_open(nd->ifname, sizeof(nd->ifname)); |
1662 | if (nd->fd < 0) | |
1663 | return -1; | |
c4b1fcc0 | 1664 | |
c20709aa FB |
1665 | /* try to launch network init script */ |
1666 | pid = fork(); | |
1667 | if (pid >= 0) { | |
1668 | if (pid == 0) { | |
1669 | parg = args; | |
1670 | *parg++ = network_script; | |
1671 | *parg++ = nd->ifname; | |
1672 | *parg++ = NULL; | |
1673 | execv(network_script, args); | |
1674 | exit(1); | |
1675 | } | |
1676 | while (waitpid(pid, &status, 0) != pid); | |
1677 | if (!WIFEXITED(status) || | |
1678 | WEXITSTATUS(status) != 0) { | |
1679 | fprintf(stderr, "%s: could not launch network script\n", | |
1680 | network_script); | |
80cabfad | 1681 | } |
330d0414 | 1682 | } |
c20709aa FB |
1683 | nd->send_packet = tun_send_packet; |
1684 | nd->add_read_packet = tun_add_read_packet; | |
80cabfad | 1685 | return 0; |
330d0414 FB |
1686 | } |
1687 | ||
c20709aa | 1688 | static int net_fd_init(NetDriverState *nd, int fd) |
330d0414 | 1689 | { |
c20709aa FB |
1690 | nd->fd = fd; |
1691 | nd->send_packet = tun_send_packet; | |
1692 | nd->add_read_packet = tun_add_read_packet; | |
1693 | pstrcpy(nd->ifname, sizeof(nd->ifname), "tunfd"); | |
1694 | return 0; | |
80cabfad | 1695 | } |
330d0414 | 1696 | |
c20709aa | 1697 | #endif /* !_WIN32 */ |
67b915a5 | 1698 | |
f7cce898 FB |
1699 | /***********************************************************/ |
1700 | /* pid file */ | |
1701 | ||
1702 | static char *pid_filename; | |
1703 | ||
1704 | /* Remove PID file. Called on normal exit */ | |
1705 | ||
1706 | static void remove_pidfile(void) | |
1707 | { | |
1708 | unlink (pid_filename); | |
1709 | } | |
1710 | ||
1711 | static void create_pidfile(const char *filename) | |
1712 | { | |
1713 | struct stat pidstat; | |
1714 | FILE *f; | |
1715 | ||
1716 | /* Try to write our PID to the named file */ | |
1717 | if (stat(filename, &pidstat) < 0) { | |
1718 | if (errno == ENOENT) { | |
1719 | if ((f = fopen (filename, "w")) == NULL) { | |
1720 | perror("Opening pidfile"); | |
1721 | exit(1); | |
1722 | } | |
1723 | fprintf(f, "%d\n", getpid()); | |
1724 | fclose(f); | |
1725 | pid_filename = qemu_strdup(filename); | |
1726 | if (!pid_filename) { | |
1727 | fprintf(stderr, "Could not save PID filename"); | |
1728 | exit(1); | |
1729 | } | |
1730 | atexit(remove_pidfile); | |
1731 | } | |
1732 | } else { | |
1733 | fprintf(stderr, "%s already exists. Remove it and try again.\n", | |
1734 | filename); | |
1735 | exit(1); | |
1736 | } | |
1737 | } | |
1738 | ||
313aa567 FB |
1739 | /***********************************************************/ |
1740 | /* dumb display */ | |
1741 | ||
313aa567 FB |
1742 | static void dumb_update(DisplayState *ds, int x, int y, int w, int h) |
1743 | { | |
1744 | } | |
1745 | ||
1746 | static void dumb_resize(DisplayState *ds, int w, int h) | |
1747 | { | |
1748 | } | |
1749 | ||
1750 | static void dumb_refresh(DisplayState *ds) | |
1751 | { | |
1752 | vga_update_display(); | |
1753 | } | |
1754 | ||
1755 | void dumb_display_init(DisplayState *ds) | |
1756 | { | |
1757 | ds->data = NULL; | |
1758 | ds->linesize = 0; | |
1759 | ds->depth = 0; | |
1760 | ds->dpy_update = dumb_update; | |
1761 | ds->dpy_resize = dumb_resize; | |
1762 | ds->dpy_refresh = dumb_refresh; | |
1763 | } | |
1764 | ||
3a51dee6 | 1765 | #if !defined(CONFIG_SOFTMMU) |
f1510b2c | 1766 | /***********************************************************/ |
0824d6fc FB |
1767 | /* cpu signal handler */ |
1768 | static void host_segv_handler(int host_signum, siginfo_t *info, | |
1769 | void *puc) | |
1770 | { | |
1771 | if (cpu_signal_handler(host_signum, info, puc)) | |
1772 | return; | |
8d11df9e FB |
1773 | if (stdio_nb_clients > 0) |
1774 | term_exit(); | |
0824d6fc FB |
1775 | abort(); |
1776 | } | |
3a51dee6 | 1777 | #endif |
0824d6fc | 1778 | |
8a7ddc38 FB |
1779 | /***********************************************************/ |
1780 | /* I/O handling */ | |
0824d6fc | 1781 | |
c4b1fcc0 FB |
1782 | #define MAX_IO_HANDLERS 64 |
1783 | ||
1784 | typedef struct IOHandlerRecord { | |
1785 | int fd; | |
1786 | IOCanRWHandler *fd_can_read; | |
1787 | IOReadHandler *fd_read; | |
1788 | void *opaque; | |
1789 | /* temporary data */ | |
1790 | struct pollfd *ufd; | |
1791 | int max_size; | |
8a7ddc38 | 1792 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
1793 | } IOHandlerRecord; |
1794 | ||
8a7ddc38 | 1795 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 1796 | |
8a7ddc38 FB |
1797 | int qemu_add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read, |
1798 | IOReadHandler *fd_read, void *opaque) | |
c4b1fcc0 FB |
1799 | { |
1800 | IOHandlerRecord *ioh; | |
1801 | ||
8a7ddc38 FB |
1802 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); |
1803 | if (!ioh) | |
c4b1fcc0 | 1804 | return -1; |
c4b1fcc0 FB |
1805 | ioh->fd = fd; |
1806 | ioh->fd_can_read = fd_can_read; | |
1807 | ioh->fd_read = fd_read; | |
1808 | ioh->opaque = opaque; | |
8a7ddc38 FB |
1809 | ioh->next = first_io_handler; |
1810 | first_io_handler = ioh; | |
c4b1fcc0 FB |
1811 | return 0; |
1812 | } | |
1813 | ||
8a7ddc38 FB |
1814 | void qemu_del_fd_read_handler(int fd) |
1815 | { | |
1816 | IOHandlerRecord **pioh, *ioh; | |
b4608c04 | 1817 | |
8a7ddc38 FB |
1818 | pioh = &first_io_handler; |
1819 | for(;;) { | |
1820 | ioh = *pioh; | |
1821 | if (ioh == NULL) | |
1822 | break; | |
1823 | if (ioh->fd == fd) { | |
1824 | *pioh = ioh->next; | |
1825 | break; | |
1826 | } | |
1827 | pioh = &ioh->next; | |
1828 | } | |
1829 | } | |
1830 | ||
1831 | /***********************************************************/ | |
1832 | /* savevm/loadvm support */ | |
1833 | ||
1834 | void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size) | |
b4608c04 | 1835 | { |
8a7ddc38 | 1836 | fwrite(buf, 1, size, f); |
b4608c04 FB |
1837 | } |
1838 | ||
8a7ddc38 | 1839 | void qemu_put_byte(QEMUFile *f, int v) |
b4608c04 | 1840 | { |
8a7ddc38 FB |
1841 | fputc(v, f); |
1842 | } | |
1843 | ||
1844 | void qemu_put_be16(QEMUFile *f, unsigned int v) | |
1845 | { | |
1846 | qemu_put_byte(f, v >> 8); | |
1847 | qemu_put_byte(f, v); | |
1848 | } | |
1849 | ||
1850 | void qemu_put_be32(QEMUFile *f, unsigned int v) | |
1851 | { | |
1852 | qemu_put_byte(f, v >> 24); | |
1853 | qemu_put_byte(f, v >> 16); | |
1854 | qemu_put_byte(f, v >> 8); | |
1855 | qemu_put_byte(f, v); | |
1856 | } | |
1857 | ||
1858 | void qemu_put_be64(QEMUFile *f, uint64_t v) | |
1859 | { | |
1860 | qemu_put_be32(f, v >> 32); | |
1861 | qemu_put_be32(f, v); | |
1862 | } | |
1863 | ||
1864 | int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size) | |
1865 | { | |
1866 | return fread(buf, 1, size, f); | |
1867 | } | |
1868 | ||
1869 | int qemu_get_byte(QEMUFile *f) | |
1870 | { | |
1871 | int v; | |
1872 | v = fgetc(f); | |
1873 | if (v == EOF) | |
1874 | return 0; | |
1875 | else | |
1876 | return v; | |
1877 | } | |
1878 | ||
1879 | unsigned int qemu_get_be16(QEMUFile *f) | |
1880 | { | |
1881 | unsigned int v; | |
1882 | v = qemu_get_byte(f) << 8; | |
1883 | v |= qemu_get_byte(f); | |
1884 | return v; | |
1885 | } | |
1886 | ||
1887 | unsigned int qemu_get_be32(QEMUFile *f) | |
1888 | { | |
1889 | unsigned int v; | |
1890 | v = qemu_get_byte(f) << 24; | |
1891 | v |= qemu_get_byte(f) << 16; | |
1892 | v |= qemu_get_byte(f) << 8; | |
1893 | v |= qemu_get_byte(f); | |
1894 | return v; | |
1895 | } | |
1896 | ||
1897 | uint64_t qemu_get_be64(QEMUFile *f) | |
1898 | { | |
1899 | uint64_t v; | |
1900 | v = (uint64_t)qemu_get_be32(f) << 32; | |
1901 | v |= qemu_get_be32(f); | |
1902 | return v; | |
1903 | } | |
1904 | ||
1905 | int64_t qemu_ftell(QEMUFile *f) | |
1906 | { | |
1907 | return ftell(f); | |
1908 | } | |
1909 | ||
1910 | int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence) | |
1911 | { | |
1912 | if (fseek(f, pos, whence) < 0) | |
1913 | return -1; | |
1914 | return ftell(f); | |
1915 | } | |
1916 | ||
1917 | typedef struct SaveStateEntry { | |
1918 | char idstr[256]; | |
1919 | int instance_id; | |
1920 | int version_id; | |
1921 | SaveStateHandler *save_state; | |
1922 | LoadStateHandler *load_state; | |
1923 | void *opaque; | |
1924 | struct SaveStateEntry *next; | |
1925 | } SaveStateEntry; | |
b4608c04 | 1926 | |
8a7ddc38 FB |
1927 | static SaveStateEntry *first_se; |
1928 | ||
1929 | int register_savevm(const char *idstr, | |
1930 | int instance_id, | |
1931 | int version_id, | |
1932 | SaveStateHandler *save_state, | |
1933 | LoadStateHandler *load_state, | |
1934 | void *opaque) | |
1935 | { | |
1936 | SaveStateEntry *se, **pse; | |
1937 | ||
1938 | se = qemu_malloc(sizeof(SaveStateEntry)); | |
1939 | if (!se) | |
1940 | return -1; | |
1941 | pstrcpy(se->idstr, sizeof(se->idstr), idstr); | |
1942 | se->instance_id = instance_id; | |
1943 | se->version_id = version_id; | |
1944 | se->save_state = save_state; | |
1945 | se->load_state = load_state; | |
1946 | se->opaque = opaque; | |
1947 | se->next = NULL; | |
1948 | ||
1949 | /* add at the end of list */ | |
1950 | pse = &first_se; | |
1951 | while (*pse != NULL) | |
1952 | pse = &(*pse)->next; | |
1953 | *pse = se; | |
1954 | return 0; | |
1955 | } | |
1956 | ||
1957 | #define QEMU_VM_FILE_MAGIC 0x5145564d | |
1958 | #define QEMU_VM_FILE_VERSION 0x00000001 | |
1959 | ||
1960 | int qemu_savevm(const char *filename) | |
1961 | { | |
1962 | SaveStateEntry *se; | |
1963 | QEMUFile *f; | |
1964 | int len, len_pos, cur_pos, saved_vm_running, ret; | |
1965 | ||
1966 | saved_vm_running = vm_running; | |
1967 | vm_stop(0); | |
1968 | ||
1969 | f = fopen(filename, "wb"); | |
1970 | if (!f) { | |
1971 | ret = -1; | |
1972 | goto the_end; | |
313aa567 FB |
1973 | } |
1974 | ||
8a7ddc38 FB |
1975 | qemu_put_be32(f, QEMU_VM_FILE_MAGIC); |
1976 | qemu_put_be32(f, QEMU_VM_FILE_VERSION); | |
1977 | ||
1978 | for(se = first_se; se != NULL; se = se->next) { | |
1979 | /* ID string */ | |
1980 | len = strlen(se->idstr); | |
1981 | qemu_put_byte(f, len); | |
1982 | qemu_put_buffer(f, se->idstr, len); | |
1983 | ||
1984 | qemu_put_be32(f, se->instance_id); | |
1985 | qemu_put_be32(f, se->version_id); | |
1986 | ||
1987 | /* record size: filled later */ | |
1988 | len_pos = ftell(f); | |
1989 | qemu_put_be32(f, 0); | |
1990 | ||
1991 | se->save_state(f, se->opaque); | |
1992 | ||
1993 | /* fill record size */ | |
1994 | cur_pos = ftell(f); | |
1995 | len = ftell(f) - len_pos - 4; | |
1996 | fseek(f, len_pos, SEEK_SET); | |
1997 | qemu_put_be32(f, len); | |
1998 | fseek(f, cur_pos, SEEK_SET); | |
1999 | } | |
2000 | ||
2001 | fclose(f); | |
2002 | ret = 0; | |
2003 | the_end: | |
2004 | if (saved_vm_running) | |
2005 | vm_start(); | |
2006 | return ret; | |
2007 | } | |
2008 | ||
2009 | static SaveStateEntry *find_se(const char *idstr, int instance_id) | |
2010 | { | |
2011 | SaveStateEntry *se; | |
2012 | ||
2013 | for(se = first_se; se != NULL; se = se->next) { | |
2014 | if (!strcmp(se->idstr, idstr) && | |
2015 | instance_id == se->instance_id) | |
2016 | return se; | |
2017 | } | |
2018 | return NULL; | |
2019 | } | |
2020 | ||
2021 | int qemu_loadvm(const char *filename) | |
2022 | { | |
2023 | SaveStateEntry *se; | |
2024 | QEMUFile *f; | |
2025 | int len, cur_pos, ret, instance_id, record_len, version_id; | |
2026 | int saved_vm_running; | |
2027 | unsigned int v; | |
2028 | char idstr[256]; | |
2029 | ||
2030 | saved_vm_running = vm_running; | |
2031 | vm_stop(0); | |
2032 | ||
2033 | f = fopen(filename, "rb"); | |
2034 | if (!f) { | |
2035 | ret = -1; | |
2036 | goto the_end; | |
2037 | } | |
2038 | ||
2039 | v = qemu_get_be32(f); | |
2040 | if (v != QEMU_VM_FILE_MAGIC) | |
2041 | goto fail; | |
2042 | v = qemu_get_be32(f); | |
2043 | if (v != QEMU_VM_FILE_VERSION) { | |
2044 | fail: | |
2045 | fclose(f); | |
2046 | ret = -1; | |
2047 | goto the_end; | |
2048 | } | |
b4608c04 | 2049 | for(;;) { |
a541f297 | 2050 | #if defined (DO_TB_FLUSH) |
d927637d | 2051 | tb_flush(global_env); |
a541f297 | 2052 | #endif |
8a7ddc38 FB |
2053 | len = qemu_get_byte(f); |
2054 | if (feof(f)) | |
cd4c3e88 | 2055 | break; |
8a7ddc38 FB |
2056 | qemu_get_buffer(f, idstr, len); |
2057 | idstr[len] = '\0'; | |
2058 | instance_id = qemu_get_be32(f); | |
2059 | version_id = qemu_get_be32(f); | |
2060 | record_len = qemu_get_be32(f); | |
2061 | #if 0 | |
2062 | printf("idstr=%s instance=0x%x version=%d len=%d\n", | |
2063 | idstr, instance_id, version_id, record_len); | |
2064 | #endif | |
2065 | cur_pos = ftell(f); | |
2066 | se = find_se(idstr, instance_id); | |
2067 | if (!se) { | |
2068 | fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n", | |
2069 | instance_id, idstr); | |
2070 | } else { | |
2071 | ret = se->load_state(f, se->opaque, version_id); | |
2072 | if (ret < 0) { | |
2073 | fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n", | |
2074 | instance_id, idstr); | |
2075 | } | |
34865134 | 2076 | } |
8a7ddc38 FB |
2077 | /* always seek to exact end of record */ |
2078 | qemu_fseek(f, cur_pos + record_len, SEEK_SET); | |
2079 | } | |
2080 | fclose(f); | |
2081 | ret = 0; | |
2082 | the_end: | |
2083 | if (saved_vm_running) | |
2084 | vm_start(); | |
2085 | return ret; | |
2086 | } | |
2087 | ||
2088 | /***********************************************************/ | |
2089 | /* cpu save/restore */ | |
2090 | ||
2091 | #if defined(TARGET_I386) | |
2092 | ||
2093 | static void cpu_put_seg(QEMUFile *f, SegmentCache *dt) | |
2094 | { | |
02ba45c5 | 2095 | qemu_put_be32(f, dt->selector); |
20f32282 | 2096 | qemu_put_betl(f, dt->base); |
8a7ddc38 FB |
2097 | qemu_put_be32(f, dt->limit); |
2098 | qemu_put_be32(f, dt->flags); | |
2099 | } | |
2100 | ||
2101 | static void cpu_get_seg(QEMUFile *f, SegmentCache *dt) | |
2102 | { | |
02ba45c5 | 2103 | dt->selector = qemu_get_be32(f); |
20f32282 | 2104 | dt->base = qemu_get_betl(f); |
8a7ddc38 FB |
2105 | dt->limit = qemu_get_be32(f); |
2106 | dt->flags = qemu_get_be32(f); | |
2107 | } | |
2108 | ||
2109 | void cpu_save(QEMUFile *f, void *opaque) | |
2110 | { | |
2111 | CPUState *env = opaque; | |
664e0f19 | 2112 | uint16_t fptag, fpus, fpuc, fpregs_format; |
8a7ddc38 FB |
2113 | uint32_t hflags; |
2114 | int i; | |
664e0f19 | 2115 | |
20f32282 FB |
2116 | for(i = 0; i < CPU_NB_REGS; i++) |
2117 | qemu_put_betls(f, &env->regs[i]); | |
2118 | qemu_put_betls(f, &env->eip); | |
2119 | qemu_put_betls(f, &env->eflags); | |
8a7ddc38 FB |
2120 | hflags = env->hflags; /* XXX: suppress most of the redundant hflags */ |
2121 | qemu_put_be32s(f, &hflags); | |
2122 | ||
2123 | /* FPU */ | |
2124 | fpuc = env->fpuc; | |
2125 | fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; | |
2126 | fptag = 0; | |
664e0f19 FB |
2127 | for(i = 0; i < 8; i++) { |
2128 | fptag |= ((!env->fptags[i]) << i); | |
8a7ddc38 FB |
2129 | } |
2130 | ||
2131 | qemu_put_be16s(f, &fpuc); | |
2132 | qemu_put_be16s(f, &fpus); | |
2133 | qemu_put_be16s(f, &fptag); | |
2134 | ||
664e0f19 FB |
2135 | #ifdef USE_X86LDOUBLE |
2136 | fpregs_format = 0; | |
2137 | #else | |
2138 | fpregs_format = 1; | |
2139 | #endif | |
2140 | qemu_put_be16s(f, &fpregs_format); | |
2141 | ||
8a7ddc38 | 2142 | for(i = 0; i < 8; i++) { |
664e0f19 | 2143 | #ifdef USE_X86LDOUBLE |
8636b5d8 FB |
2144 | { |
2145 | uint64_t mant; | |
2146 | uint16_t exp; | |
2147 | /* we save the real CPU data (in case of MMX usage only 'mant' | |
2148 | contains the MMX register */ | |
2149 | cpu_get_fp80(&mant, &exp, env->fpregs[i].d); | |
2150 | qemu_put_be64(f, mant); | |
2151 | qemu_put_be16(f, exp); | |
2152 | } | |
664e0f19 FB |
2153 | #else |
2154 | /* if we use doubles for float emulation, we save the doubles to | |
2155 | avoid losing information in case of MMX usage. It can give | |
2156 | problems if the image is restored on a CPU where long | |
2157 | doubles are used instead. */ | |
8636b5d8 | 2158 | qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0)); |
664e0f19 | 2159 | #endif |
8a7ddc38 FB |
2160 | } |
2161 | ||
2162 | for(i = 0; i < 6; i++) | |
2163 | cpu_put_seg(f, &env->segs[i]); | |
2164 | cpu_put_seg(f, &env->ldt); | |
2165 | cpu_put_seg(f, &env->tr); | |
2166 | cpu_put_seg(f, &env->gdt); | |
2167 | cpu_put_seg(f, &env->idt); | |
2168 | ||
2169 | qemu_put_be32s(f, &env->sysenter_cs); | |
2170 | qemu_put_be32s(f, &env->sysenter_esp); | |
2171 | qemu_put_be32s(f, &env->sysenter_eip); | |
2172 | ||
20f32282 FB |
2173 | qemu_put_betls(f, &env->cr[0]); |
2174 | qemu_put_betls(f, &env->cr[2]); | |
2175 | qemu_put_betls(f, &env->cr[3]); | |
2176 | qemu_put_betls(f, &env->cr[4]); | |
8a7ddc38 FB |
2177 | |
2178 | for(i = 0; i < 8; i++) | |
20f32282 | 2179 | qemu_put_betls(f, &env->dr[i]); |
8a7ddc38 FB |
2180 | |
2181 | /* MMU */ | |
2182 | qemu_put_be32s(f, &env->a20_mask); | |
02536f8b | 2183 | |
664e0f19 FB |
2184 | /* XMM */ |
2185 | qemu_put_be32s(f, &env->mxcsr); | |
02536f8b FB |
2186 | for(i = 0; i < CPU_NB_REGS; i++) { |
2187 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
2188 | qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
2189 | } | |
2190 | ||
664e0f19 | 2191 | #ifdef TARGET_X86_64 |
02536f8b FB |
2192 | qemu_put_be64s(f, &env->efer); |
2193 | qemu_put_be64s(f, &env->star); | |
2194 | qemu_put_be64s(f, &env->lstar); | |
2195 | qemu_put_be64s(f, &env->cstar); | |
2196 | qemu_put_be64s(f, &env->fmask); | |
2197 | qemu_put_be64s(f, &env->kernelgsbase); | |
2198 | #endif | |
8a7ddc38 FB |
2199 | } |
2200 | ||
8636b5d8 | 2201 | #ifdef USE_X86LDOUBLE |
664e0f19 FB |
2202 | /* XXX: add that in a FPU generic layer */ |
2203 | union x86_longdouble { | |
2204 | uint64_t mant; | |
2205 | uint16_t exp; | |
2206 | }; | |
2207 | ||
2208 | #define MANTD1(fp) (fp & ((1LL << 52) - 1)) | |
2209 | #define EXPBIAS1 1023 | |
2210 | #define EXPD1(fp) ((fp >> 52) & 0x7FF) | |
2211 | #define SIGND1(fp) ((fp >> 32) & 0x80000000) | |
2212 | ||
2213 | static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp) | |
2214 | { | |
2215 | int e; | |
2216 | /* mantissa */ | |
2217 | p->mant = (MANTD1(temp) << 11) | (1LL << 63); | |
2218 | /* exponent + sign */ | |
2219 | e = EXPD1(temp) - EXPBIAS1 + 16383; | |
2220 | e |= SIGND1(temp) >> 16; | |
2221 | p->exp = e; | |
2222 | } | |
8636b5d8 | 2223 | #endif |
664e0f19 | 2224 | |
8a7ddc38 FB |
2225 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2226 | { | |
2227 | CPUState *env = opaque; | |
664e0f19 | 2228 | int i, guess_mmx; |
8a7ddc38 | 2229 | uint32_t hflags; |
664e0f19 | 2230 | uint16_t fpus, fpuc, fptag, fpregs_format; |
8a7ddc38 | 2231 | |
664e0f19 | 2232 | if (version_id != 3) |
8a7ddc38 | 2233 | return -EINVAL; |
20f32282 FB |
2234 | for(i = 0; i < CPU_NB_REGS; i++) |
2235 | qemu_get_betls(f, &env->regs[i]); | |
2236 | qemu_get_betls(f, &env->eip); | |
2237 | qemu_get_betls(f, &env->eflags); | |
8a7ddc38 FB |
2238 | qemu_get_be32s(f, &hflags); |
2239 | ||
2240 | qemu_get_be16s(f, &fpuc); | |
2241 | qemu_get_be16s(f, &fpus); | |
2242 | qemu_get_be16s(f, &fptag); | |
664e0f19 FB |
2243 | qemu_get_be16s(f, &fpregs_format); |
2244 | ||
2245 | /* NOTE: we cannot always restore the FPU state if the image come | |
2246 | from a host with a different 'USE_X86LDOUBLE' define. We guess | |
2247 | if we are in an MMX state to restore correctly in that case. */ | |
2248 | guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0); | |
8a7ddc38 FB |
2249 | for(i = 0; i < 8; i++) { |
2250 | uint64_t mant; | |
2251 | uint16_t exp; | |
664e0f19 FB |
2252 | |
2253 | switch(fpregs_format) { | |
2254 | case 0: | |
2255 | mant = qemu_get_be64(f); | |
2256 | exp = qemu_get_be16(f); | |
2257 | #ifdef USE_X86LDOUBLE | |
2258 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
2259 | #else | |
2260 | /* difficult case */ | |
2261 | if (guess_mmx) | |
8636b5d8 | 2262 | env->fpregs[i].mmx.MMX_Q(0) = mant; |
664e0f19 FB |
2263 | else |
2264 | env->fpregs[i].d = cpu_set_fp80(mant, exp); | |
2265 | #endif | |
2266 | break; | |
2267 | case 1: | |
2268 | mant = qemu_get_be64(f); | |
2269 | #ifdef USE_X86LDOUBLE | |
8636b5d8 FB |
2270 | { |
2271 | union x86_longdouble *p; | |
2272 | /* difficult case */ | |
2273 | p = (void *)&env->fpregs[i]; | |
2274 | if (guess_mmx) { | |
2275 | p->mant = mant; | |
2276 | p->exp = 0xffff; | |
2277 | } else { | |
2278 | fp64_to_fp80(p, mant); | |
2279 | } | |
664e0f19 FB |
2280 | } |
2281 | #else | |
8636b5d8 | 2282 | env->fpregs[i].mmx.MMX_Q(0) = mant; |
664e0f19 FB |
2283 | #endif |
2284 | break; | |
2285 | default: | |
2286 | return -EINVAL; | |
2287 | } | |
8a7ddc38 FB |
2288 | } |
2289 | ||
2290 | env->fpuc = fpuc; | |
7a0e1f41 | 2291 | /* XXX: restore FPU round state */ |
8a7ddc38 FB |
2292 | env->fpstt = (fpus >> 11) & 7; |
2293 | env->fpus = fpus & ~0x3800; | |
664e0f19 | 2294 | fptag ^= 0xff; |
8a7ddc38 | 2295 | for(i = 0; i < 8; i++) { |
664e0f19 | 2296 | env->fptags[i] = (fptag >> i) & 1; |
8a7ddc38 FB |
2297 | } |
2298 | ||
2299 | for(i = 0; i < 6; i++) | |
2300 | cpu_get_seg(f, &env->segs[i]); | |
2301 | cpu_get_seg(f, &env->ldt); | |
2302 | cpu_get_seg(f, &env->tr); | |
2303 | cpu_get_seg(f, &env->gdt); | |
2304 | cpu_get_seg(f, &env->idt); | |
2305 | ||
2306 | qemu_get_be32s(f, &env->sysenter_cs); | |
2307 | qemu_get_be32s(f, &env->sysenter_esp); | |
2308 | qemu_get_be32s(f, &env->sysenter_eip); | |
2309 | ||
20f32282 FB |
2310 | qemu_get_betls(f, &env->cr[0]); |
2311 | qemu_get_betls(f, &env->cr[2]); | |
2312 | qemu_get_betls(f, &env->cr[3]); | |
2313 | qemu_get_betls(f, &env->cr[4]); | |
8a7ddc38 FB |
2314 | |
2315 | for(i = 0; i < 8; i++) | |
20f32282 | 2316 | qemu_get_betls(f, &env->dr[i]); |
8a7ddc38 FB |
2317 | |
2318 | /* MMU */ | |
2319 | qemu_get_be32s(f, &env->a20_mask); | |
2320 | ||
664e0f19 | 2321 | qemu_get_be32s(f, &env->mxcsr); |
02536f8b FB |
2322 | for(i = 0; i < CPU_NB_REGS; i++) { |
2323 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0)); | |
2324 | qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1)); | |
2325 | } | |
2326 | ||
664e0f19 | 2327 | #ifdef TARGET_X86_64 |
02536f8b FB |
2328 | qemu_get_be64s(f, &env->efer); |
2329 | qemu_get_be64s(f, &env->star); | |
2330 | qemu_get_be64s(f, &env->lstar); | |
2331 | qemu_get_be64s(f, &env->cstar); | |
2332 | qemu_get_be64s(f, &env->fmask); | |
2333 | qemu_get_be64s(f, &env->kernelgsbase); | |
2334 | #endif | |
2335 | ||
8a7ddc38 FB |
2336 | /* XXX: compute hflags from scratch, except for CPL and IIF */ |
2337 | env->hflags = hflags; | |
2338 | tlb_flush(env, 1); | |
2339 | return 0; | |
2340 | } | |
2341 | ||
a541f297 FB |
2342 | #elif defined(TARGET_PPC) |
2343 | void cpu_save(QEMUFile *f, void *opaque) | |
2344 | { | |
2345 | } | |
2346 | ||
e95c8d51 FB |
2347 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2348 | { | |
2349 | return 0; | |
2350 | } | |
6af0bf9c FB |
2351 | |
2352 | #elif defined(TARGET_MIPS) | |
2353 | void cpu_save(QEMUFile *f, void *opaque) | |
2354 | { | |
2355 | } | |
2356 | ||
2357 | int cpu_load(QEMUFile *f, void *opaque, int version_id) | |
2358 | { | |
2359 | return 0; | |
2360 | } | |
2361 | ||
e95c8d51 FB |
2362 | #elif defined(TARGET_SPARC) |
2363 | void cpu_save(QEMUFile *f, void *opaque) | |
2364 | { | |
e80cfcfc FB |
2365 | CPUState *env = opaque; |
2366 | int i; | |
2367 | uint32_t tmp; | |
2368 | ||
4fa5d772 FB |
2369 | for(i = 0; i < 8; i++) |
2370 | qemu_put_betls(f, &env->gregs[i]); | |
2371 | for(i = 0; i < NWINDOWS * 16; i++) | |
2372 | qemu_put_betls(f, &env->regbase[i]); | |
e80cfcfc FB |
2373 | |
2374 | /* FPU */ | |
4fa5d772 FB |
2375 | for(i = 0; i < TARGET_FPREGS; i++) { |
2376 | union { | |
2377 | TARGET_FPREG_T f; | |
2378 | target_ulong i; | |
2379 | } u; | |
2380 | u.f = env->fpr[i]; | |
2381 | qemu_put_betl(f, u.i); | |
2382 | } | |
2383 | ||
2384 | qemu_put_betls(f, &env->pc); | |
2385 | qemu_put_betls(f, &env->npc); | |
2386 | qemu_put_betls(f, &env->y); | |
e80cfcfc | 2387 | tmp = GET_PSR(env); |
4fa5d772 | 2388 | qemu_put_be32(f, tmp); |
3475187d FB |
2389 | qemu_put_betls(f, &env->fsr); |
2390 | qemu_put_betls(f, &env->tbr); | |
2391 | #ifndef TARGET_SPARC64 | |
e80cfcfc | 2392 | qemu_put_be32s(f, &env->wim); |
e80cfcfc FB |
2393 | /* MMU */ |
2394 | for(i = 0; i < 16; i++) | |
2395 | qemu_put_be32s(f, &env->mmuregs[i]); | |
3475187d | 2396 | #endif |
e95c8d51 FB |
2397 | } |
2398 | ||
a541f297 FB |
2399 | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
2400 | { | |
e80cfcfc FB |
2401 | CPUState *env = opaque; |
2402 | int i; | |
2403 | uint32_t tmp; | |
2404 | ||
4fa5d772 FB |
2405 | for(i = 0; i < 8; i++) |
2406 | qemu_get_betls(f, &env->gregs[i]); | |
2407 | for(i = 0; i < NWINDOWS * 16; i++) | |
2408 | qemu_get_betls(f, &env->regbase[i]); | |
e80cfcfc FB |
2409 | |
2410 | /* FPU */ | |
4fa5d772 FB |
2411 | for(i = 0; i < TARGET_FPREGS; i++) { |
2412 | union { | |
2413 | TARGET_FPREG_T f; | |
2414 | target_ulong i; | |
2415 | } u; | |
2416 | u.i = qemu_get_betl(f); | |
2417 | env->fpr[i] = u.f; | |
2418 | } | |
2419 | ||
2420 | qemu_get_betls(f, &env->pc); | |
2421 | qemu_get_betls(f, &env->npc); | |
2422 | qemu_get_betls(f, &env->y); | |
2423 | tmp = qemu_get_be32(f); | |
2424 | env->cwp = 0; /* needed to ensure that the wrapping registers are | |
2425 | correctly updated */ | |
e80cfcfc | 2426 | PUT_PSR(env, tmp); |
3475187d FB |
2427 | qemu_get_betls(f, &env->fsr); |
2428 | qemu_get_betls(f, &env->tbr); | |
2429 | #ifndef TARGET_SPARC64 | |
e80cfcfc | 2430 | qemu_get_be32s(f, &env->wim); |
e80cfcfc FB |
2431 | /* MMU */ |
2432 | for(i = 0; i < 16; i++) | |
2433 | qemu_get_be32s(f, &env->mmuregs[i]); | |
3475187d | 2434 | #endif |
e80cfcfc | 2435 | tlb_flush(env, 1); |
a541f297 FB |
2436 | return 0; |
2437 | } | |
8a7ddc38 FB |
2438 | #else |
2439 | ||
2440 | #warning No CPU save/restore functions | |
2441 | ||
2442 | #endif | |
2443 | ||
2444 | /***********************************************************/ | |
2445 | /* ram save/restore */ | |
2446 | ||
2447 | /* we just avoid storing empty pages */ | |
2448 | static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len) | |
2449 | { | |
2450 | int i, v; | |
2451 | ||
2452 | v = buf[0]; | |
2453 | for(i = 1; i < len; i++) { | |
2454 | if (buf[i] != v) | |
2455 | goto normal_save; | |
2456 | } | |
2457 | qemu_put_byte(f, 1); | |
2458 | qemu_put_byte(f, v); | |
2459 | return; | |
2460 | normal_save: | |
2461 | qemu_put_byte(f, 0); | |
2462 | qemu_put_buffer(f, buf, len); | |
2463 | } | |
2464 | ||
2465 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) | |
2466 | { | |
2467 | int v; | |
2468 | ||
2469 | v = qemu_get_byte(f); | |
2470 | switch(v) { | |
2471 | case 0: | |
2472 | if (qemu_get_buffer(f, buf, len) != len) | |
2473 | return -EIO; | |
2474 | break; | |
2475 | case 1: | |
2476 | v = qemu_get_byte(f); | |
2477 | memset(buf, v, len); | |
2478 | break; | |
2479 | default: | |
2480 | return -EINVAL; | |
2481 | } | |
2482 | return 0; | |
2483 | } | |
2484 | ||
2485 | static void ram_save(QEMUFile *f, void *opaque) | |
2486 | { | |
2487 | int i; | |
2488 | qemu_put_be32(f, phys_ram_size); | |
2489 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
2490 | ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
2491 | } | |
2492 | } | |
2493 | ||
2494 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
2495 | { | |
2496 | int i, ret; | |
2497 | ||
2498 | if (version_id != 1) | |
2499 | return -EINVAL; | |
2500 | if (qemu_get_be32(f) != phys_ram_size) | |
2501 | return -EINVAL; | |
2502 | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { | |
2503 | ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); | |
2504 | if (ret) | |
2505 | return ret; | |
2506 | } | |
2507 | return 0; | |
2508 | } | |
2509 | ||
cc1daa40 FB |
2510 | /***********************************************************/ |
2511 | /* machine registration */ | |
2512 | ||
2513 | QEMUMachine *first_machine = NULL; | |
2514 | ||
2515 | int qemu_register_machine(QEMUMachine *m) | |
2516 | { | |
2517 | QEMUMachine **pm; | |
2518 | pm = &first_machine; | |
2519 | while (*pm != NULL) | |
2520 | pm = &(*pm)->next; | |
2521 | m->next = NULL; | |
2522 | *pm = m; | |
2523 | return 0; | |
2524 | } | |
2525 | ||
2526 | QEMUMachine *find_machine(const char *name) | |
2527 | { | |
2528 | QEMUMachine *m; | |
2529 | ||
2530 | for(m = first_machine; m != NULL; m = m->next) { | |
2531 | if (!strcmp(m->name, name)) | |
2532 | return m; | |
2533 | } | |
2534 | return NULL; | |
2535 | } | |
2536 | ||
8a7ddc38 FB |
2537 | /***********************************************************/ |
2538 | /* main execution loop */ | |
2539 | ||
2540 | void gui_update(void *opaque) | |
2541 | { | |
2542 | display_state.dpy_refresh(&display_state); | |
2543 | qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock)); | |
2544 | } | |
2545 | ||
2546 | /* XXX: support several handlers */ | |
2547 | VMStopHandler *vm_stop_cb; | |
2548 | VMStopHandler *vm_stop_opaque; | |
2549 | ||
2550 | int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
2551 | { | |
2552 | vm_stop_cb = cb; | |
2553 | vm_stop_opaque = opaque; | |
2554 | return 0; | |
2555 | } | |
2556 | ||
2557 | void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque) | |
2558 | { | |
2559 | vm_stop_cb = NULL; | |
2560 | } | |
2561 | ||
2562 | void vm_start(void) | |
2563 | { | |
2564 | if (!vm_running) { | |
2565 | cpu_enable_ticks(); | |
2566 | vm_running = 1; | |
2567 | } | |
2568 | } | |
2569 | ||
2570 | void vm_stop(int reason) | |
2571 | { | |
2572 | if (vm_running) { | |
2573 | cpu_disable_ticks(); | |
2574 | vm_running = 0; | |
2575 | if (reason != 0) { | |
2576 | if (vm_stop_cb) { | |
2577 | vm_stop_cb(vm_stop_opaque, reason); | |
2578 | } | |
34865134 | 2579 | } |
8a7ddc38 FB |
2580 | } |
2581 | } | |
2582 | ||
bb0c6722 FB |
2583 | /* reset/shutdown handler */ |
2584 | ||
2585 | typedef struct QEMUResetEntry { | |
2586 | QEMUResetHandler *func; | |
2587 | void *opaque; | |
2588 | struct QEMUResetEntry *next; | |
2589 | } QEMUResetEntry; | |
2590 | ||
2591 | static QEMUResetEntry *first_reset_entry; | |
2592 | static int reset_requested; | |
2593 | static int shutdown_requested; | |
3475187d | 2594 | static int powerdown_requested; |
bb0c6722 FB |
2595 | |
2596 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) | |
2597 | { | |
2598 | QEMUResetEntry **pre, *re; | |
2599 | ||
2600 | pre = &first_reset_entry; | |
2601 | while (*pre != NULL) | |
2602 | pre = &(*pre)->next; | |
2603 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
2604 | re->func = func; | |
2605 | re->opaque = opaque; | |
2606 | re->next = NULL; | |
2607 | *pre = re; | |
2608 | } | |
2609 | ||
2610 | void qemu_system_reset(void) | |
2611 | { | |
2612 | QEMUResetEntry *re; | |
2613 | ||
2614 | /* reset all devices */ | |
2615 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
2616 | re->func(re->opaque); | |
2617 | } | |
2618 | } | |
2619 | ||
2620 | void qemu_system_reset_request(void) | |
2621 | { | |
2622 | reset_requested = 1; | |
2623 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2624 | } | |
2625 | ||
2626 | void qemu_system_shutdown_request(void) | |
2627 | { | |
2628 | shutdown_requested = 1; | |
2629 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2630 | } | |
2631 | ||
3475187d FB |
2632 | void qemu_system_powerdown_request(void) |
2633 | { | |
2634 | powerdown_requested = 1; | |
2635 | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); | |
2636 | } | |
2637 | ||
bb0c6722 FB |
2638 | static void main_cpu_reset(void *opaque) |
2639 | { | |
e80cfcfc | 2640 | #if defined(TARGET_I386) || defined(TARGET_SPARC) |
bb0c6722 FB |
2641 | CPUState *env = opaque; |
2642 | cpu_reset(env); | |
2643 | #endif | |
2644 | } | |
2645 | ||
5905b2e5 | 2646 | void main_loop_wait(int timeout) |
8a7ddc38 | 2647 | { |
67b915a5 | 2648 | #ifndef _WIN32 |
8a7ddc38 | 2649 | struct pollfd ufds[MAX_IO_HANDLERS + 1], *pf; |
8a7ddc38 | 2650 | IOHandlerRecord *ioh, *ioh_next; |
67b915a5 FB |
2651 | uint8_t buf[4096]; |
2652 | int n, max_size; | |
2653 | #endif | |
5905b2e5 | 2654 | int ret; |
c4b1fcc0 | 2655 | |
38e205a2 FB |
2656 | #ifdef _WIN32 |
2657 | if (timeout > 0) | |
2658 | Sleep(timeout); | |
2659 | #else | |
b4608c04 | 2660 | /* poll any events */ |
8a7ddc38 | 2661 | /* XXX: separate device handlers from system ones */ |
b4608c04 | 2662 | pf = ufds; |
8a7ddc38 FB |
2663 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
2664 | if (!ioh->fd_can_read) { | |
2665 | max_size = 0; | |
c4b1fcc0 FB |
2666 | pf->fd = ioh->fd; |
2667 | pf->events = POLLIN; | |
2668 | ioh->ufd = pf; | |
2669 | pf++; | |
2670 | } else { | |
8a7ddc38 FB |
2671 | max_size = ioh->fd_can_read(ioh->opaque); |
2672 | if (max_size > 0) { | |
2673 | if (max_size > sizeof(buf)) | |
2674 | max_size = sizeof(buf); | |
2675 | pf->fd = ioh->fd; | |
2676 | pf->events = POLLIN; | |
2677 | ioh->ufd = pf; | |
2678 | pf++; | |
2679 | } else { | |
2680 | ioh->ufd = NULL; | |
2681 | } | |
c4b1fcc0 FB |
2682 | } |
2683 | ioh->max_size = max_size; | |
b4608c04 | 2684 | } |
73332e5c | 2685 | |
b4608c04 FB |
2686 | ret = poll(ufds, pf - ufds, timeout); |
2687 | if (ret > 0) { | |
8a7ddc38 FB |
2688 | /* XXX: better handling of removal */ |
2689 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) { | |
2690 | ioh_next = ioh->next; | |
c4b1fcc0 FB |
2691 | pf = ioh->ufd; |
2692 | if (pf) { | |
8a7ddc38 FB |
2693 | if (pf->revents & POLLIN) { |
2694 | if (ioh->max_size == 0) { | |
2695 | /* just a read event */ | |
2696 | ioh->fd_read(ioh->opaque, NULL, 0); | |
2697 | } else { | |
2698 | n = read(ioh->fd, buf, ioh->max_size); | |
2699 | if (n >= 0) { | |
2700 | ioh->fd_read(ioh->opaque, buf, n); | |
158156d1 | 2701 | } else if (errno != EAGAIN) { |
8a7ddc38 FB |
2702 | ioh->fd_read(ioh->opaque, NULL, -errno); |
2703 | } | |
2704 | } | |
b4608c04 | 2705 | } |
b4608c04 | 2706 | } |
b4608c04 FB |
2707 | } |
2708 | } | |
5905b2e5 | 2709 | #endif /* !defined(_WIN32) */ |
c20709aa FB |
2710 | #if defined(CONFIG_SLIRP) |
2711 | /* XXX: merge with poll() */ | |
2712 | if (slirp_inited) { | |
2713 | fd_set rfds, wfds, xfds; | |
2714 | int nfds; | |
2715 | struct timeval tv; | |
2716 | ||
2717 | nfds = -1; | |
2718 | FD_ZERO(&rfds); | |
2719 | FD_ZERO(&wfds); | |
2720 | FD_ZERO(&xfds); | |
2721 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); | |
2722 | tv.tv_sec = 0; | |
2723 | tv.tv_usec = 0; | |
2724 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); | |
2725 | if (ret >= 0) { | |
2726 | slirp_select_poll(&rfds, &wfds, &xfds); | |
2727 | } | |
2728 | } | |
67b915a5 | 2729 | #endif |
b4608c04 | 2730 | |
8a7ddc38 FB |
2731 | if (vm_running) { |
2732 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
2733 | qemu_get_clock(vm_clock)); | |
8a7ddc38 FB |
2734 | /* run dma transfers, if any */ |
2735 | DMA_run(); | |
b4608c04 | 2736 | } |
313aa567 | 2737 | |
8a7ddc38 FB |
2738 | /* real time timers */ |
2739 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
2740 | qemu_get_clock(rt_clock)); | |
5905b2e5 FB |
2741 | } |
2742 | ||
2743 | int main_loop(void) | |
2744 | { | |
2745 | int ret, timeout; | |
2746 | CPUState *env = global_env; | |
2747 | ||
2748 | for(;;) { | |
2749 | if (vm_running) { | |
2750 | ret = cpu_exec(env); | |
2751 | if (shutdown_requested) { | |
3475187d | 2752 | ret = EXCP_INTERRUPT; |
5905b2e5 FB |
2753 | break; |
2754 | } | |
2755 | if (reset_requested) { | |
2756 | reset_requested = 0; | |
2757 | qemu_system_reset(); | |
3475187d FB |
2758 | ret = EXCP_INTERRUPT; |
2759 | } | |
2760 | if (powerdown_requested) { | |
2761 | powerdown_requested = 0; | |
2762 | qemu_system_powerdown(); | |
2763 | ret = EXCP_INTERRUPT; | |
5905b2e5 FB |
2764 | } |
2765 | if (ret == EXCP_DEBUG) { | |
2766 | vm_stop(EXCP_DEBUG); | |
2767 | } | |
2768 | /* if hlt instruction, we wait until the next IRQ */ | |
2769 | /* XXX: use timeout computed from timers */ | |
3475187d | 2770 | if (ret == EXCP_HLT) |
5905b2e5 FB |
2771 | timeout = 10; |
2772 | else | |
2773 | timeout = 0; | |
2774 | } else { | |
2775 | timeout = 10; | |
2776 | } | |
2777 | main_loop_wait(timeout); | |
b4608c04 | 2778 | } |
34865134 FB |
2779 | cpu_disable_ticks(); |
2780 | return ret; | |
b4608c04 FB |
2781 | } |
2782 | ||
0824d6fc FB |
2783 | void help(void) |
2784 | { | |
aaaa7df6 | 2785 | printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2004 Fabrice Bellard\n" |
0db63474 | 2786 | "usage: %s [options] [disk_image]\n" |
0824d6fc | 2787 | "\n" |
a20dd508 | 2788 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 2789 | "\n" |
a20dd508 | 2790 | "Standard options:\n" |
cc1daa40 | 2791 | "-M machine select emulated machine (-M ? for list)\n" |
c45886db | 2792 | "-fda/-fdb file use 'file' as floppy disk 0/1 image\n" |
36b486bb FB |
2793 | "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n" |
2794 | "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n" | |
c4b1fcc0 | 2795 | "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n" |
9e89a4be | 2796 | "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n" |
a20dd508 | 2797 | "-snapshot write to temporary files instead of disk image files\n" |
a00bad7e | 2798 | "-m megs set virtual RAM size to megs MB [default=%d]\n" |
c4b1fcc0 | 2799 | "-nographic disable graphical output and redirect serial I/Os to console\n" |
4ca0074c | 2800 | #ifndef _WIN32 |
3d11d0eb | 2801 | "-k language use keyboard layout (for example \"fr\" for French)\n" |
4ca0074c | 2802 | #endif |
aaaa7df6 | 2803 | "-enable-audio enable audio support\n" |
89980284 | 2804 | "-localtime set the real time clock to local time [default=utc]\n" |
d63d307f | 2805 | "-full-screen start in full screen\n" |
a09db21f FB |
2806 | #ifdef TARGET_I386 |
2807 | "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n" | |
2808 | #endif | |
6f7e9aec FB |
2809 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
2810 | "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n" | |
bb0c6722 | 2811 | #endif |
c4b1fcc0 FB |
2812 | "\n" |
2813 | "Network options:\n" | |
c20709aa | 2814 | "-nics n simulate 'n' network cards [default=1]\n" |
702c651c | 2815 | "-macaddr addr set the mac address of the first interface\n" |
c20709aa FB |
2816 | "-n script set tap/tun network init script [default=%s]\n" |
2817 | "-tun-fd fd use this fd as already opened tap/tun interface\n" | |
2818 | #ifdef CONFIG_SLIRP | |
2819 | "-user-net use user mode network stack [default if no tap/tun script]\n" | |
9bf05444 | 2820 | "-tftp prefix allow tftp access to files starting with prefix [-user-net]\n" |
c94c8d64 | 2821 | #ifndef _WIN32 |
9d728e8c | 2822 | "-smb dir allow SMB access to files in 'dir' [-user-net]\n" |
c94c8d64 | 2823 | #endif |
9bf05444 FB |
2824 | "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n" |
2825 | " redirect TCP or UDP connections from host to guest [-user-net]\n" | |
c20709aa FB |
2826 | #endif |
2827 | "-dummy-net use dummy network stack\n" | |
a20dd508 | 2828 | "\n" |
c4b1fcc0 | 2829 | "Linux boot specific:\n" |
a20dd508 FB |
2830 | "-kernel bzImage use 'bzImage' as kernel image\n" |
2831 | "-append cmdline use 'cmdline' as kernel command line\n" | |
2832 | "-initrd file use 'file' as initial ram disk\n" | |
fc01f7e7 | 2833 | "\n" |
330d0414 | 2834 | "Debug/Expert options:\n" |
82c643ff FB |
2835 | "-monitor dev redirect the monitor to char device 'dev'\n" |
2836 | "-serial dev redirect the serial port to char device 'dev'\n" | |
6508fe59 | 2837 | "-parallel dev redirect the parallel port to char device 'dev'\n" |
f7cce898 | 2838 | "-pidfile file Write PID to 'file'\n" |
cd6f1169 | 2839 | "-S freeze CPU at startup (use 'c' to start execution)\n" |
a20dd508 FB |
2840 | "-s wait gdb connection to port %d\n" |
2841 | "-p port change gdb connection port\n" | |
f193c797 | 2842 | "-d item1,... output log to %s (use -d ? for a list of log items)\n" |
46d4767d FB |
2843 | "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n" |
2844 | " translation (t=none or lba) (usually qemu can guess them)\n" | |
a20dd508 | 2845 | "-L path set the directory for the BIOS and VGA BIOS\n" |
d993e026 FB |
2846 | #ifdef USE_KQEMU |
2847 | "-no-kqemu disable KQEMU kernel module usage\n" | |
2848 | #endif | |
77fef8c1 FB |
2849 | #ifdef USE_CODE_COPY |
2850 | "-no-code-copy disable code copy acceleration\n" | |
2851 | #endif | |
bb0c6722 FB |
2852 | #ifdef TARGET_I386 |
2853 | "-isa simulate an ISA-only system (default is PCI system)\n" | |
1bfe856e FB |
2854 | "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n" |
2855 | " (default is CL-GD5446 PCI VGA)\n" | |
bb0c6722 | 2856 | #endif |
d63d307f | 2857 | "-loadvm file start right away with a saved state (loadvm in monitor)\n" |
0824d6fc | 2858 | "\n" |
82c643ff | 2859 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
2860 | "ctrl-alt-f toggle full screen\n" |
2861 | "ctrl-alt-n switch to virtual console 'n'\n" | |
2862 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
2863 | "\n" |
2864 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
2865 | , | |
0db63474 FB |
2866 | #ifdef CONFIG_SOFTMMU |
2867 | "qemu", | |
2868 | #else | |
2869 | "qemu-fast", | |
2870 | #endif | |
a00bad7e FB |
2871 | DEFAULT_RAM_SIZE, |
2872 | DEFAULT_NETWORK_SCRIPT, | |
6e44ba7f FB |
2873 | DEFAULT_GDBSTUB_PORT, |
2874 | "/tmp/qemu.log"); | |
0db63474 FB |
2875 | #ifndef CONFIG_SOFTMMU |
2876 | printf("\n" | |
2877 | "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n" | |
2878 | "work. Please use the 'qemu' executable to have a more accurate (but slower)\n" | |
2879 | "PC emulation.\n"); | |
2880 | #endif | |
0824d6fc FB |
2881 | exit(1); |
2882 | } | |
2883 | ||
cd6f1169 FB |
2884 | #define HAS_ARG 0x0001 |
2885 | ||
2886 | enum { | |
2887 | QEMU_OPTION_h, | |
2888 | ||
cc1daa40 | 2889 | QEMU_OPTION_M, |
cd6f1169 FB |
2890 | QEMU_OPTION_fda, |
2891 | QEMU_OPTION_fdb, | |
2892 | QEMU_OPTION_hda, | |
2893 | QEMU_OPTION_hdb, | |
2894 | QEMU_OPTION_hdc, | |
2895 | QEMU_OPTION_hdd, | |
2896 | QEMU_OPTION_cdrom, | |
2897 | QEMU_OPTION_boot, | |
2898 | QEMU_OPTION_snapshot, | |
2899 | QEMU_OPTION_m, | |
2900 | QEMU_OPTION_nographic, | |
2901 | QEMU_OPTION_enable_audio, | |
2902 | ||
2903 | QEMU_OPTION_nics, | |
2904 | QEMU_OPTION_macaddr, | |
2905 | QEMU_OPTION_n, | |
2906 | QEMU_OPTION_tun_fd, | |
2907 | QEMU_OPTION_user_net, | |
c7f74643 | 2908 | QEMU_OPTION_tftp, |
9d728e8c | 2909 | QEMU_OPTION_smb, |
9bf05444 | 2910 | QEMU_OPTION_redir, |
cd6f1169 FB |
2911 | QEMU_OPTION_dummy_net, |
2912 | ||
2913 | QEMU_OPTION_kernel, | |
2914 | QEMU_OPTION_append, | |
2915 | QEMU_OPTION_initrd, | |
2916 | ||
2917 | QEMU_OPTION_S, | |
2918 | QEMU_OPTION_s, | |
2919 | QEMU_OPTION_p, | |
2920 | QEMU_OPTION_d, | |
2921 | QEMU_OPTION_hdachs, | |
2922 | QEMU_OPTION_L, | |
2923 | QEMU_OPTION_no_code_copy, | |
69b91039 | 2924 | QEMU_OPTION_pci, |
bb0c6722 | 2925 | QEMU_OPTION_isa, |
77d4bc34 | 2926 | QEMU_OPTION_prep, |
3d11d0eb | 2927 | QEMU_OPTION_k, |
ee22c2f7 | 2928 | QEMU_OPTION_localtime, |
1f04275e | 2929 | QEMU_OPTION_cirrusvga, |
e9b137c2 | 2930 | QEMU_OPTION_g, |
1bfe856e | 2931 | QEMU_OPTION_std_vga, |
82c643ff FB |
2932 | QEMU_OPTION_monitor, |
2933 | QEMU_OPTION_serial, | |
6508fe59 | 2934 | QEMU_OPTION_parallel, |
d63d307f FB |
2935 | QEMU_OPTION_loadvm, |
2936 | QEMU_OPTION_full_screen, | |
f7cce898 | 2937 | QEMU_OPTION_pidfile, |
d993e026 | 2938 | QEMU_OPTION_no_kqemu, |
a09db21f | 2939 | QEMU_OPTION_win2k_hack, |
cd6f1169 FB |
2940 | }; |
2941 | ||
2942 | typedef struct QEMUOption { | |
2943 | const char *name; | |
2944 | int flags; | |
2945 | int index; | |
2946 | } QEMUOption; | |
2947 | ||
2948 | const QEMUOption qemu_options[] = { | |
2949 | { "h", 0, QEMU_OPTION_h }, | |
2950 | ||
cc1daa40 | 2951 | { "M", HAS_ARG, QEMU_OPTION_M }, |
cd6f1169 FB |
2952 | { "fda", HAS_ARG, QEMU_OPTION_fda }, |
2953 | { "fdb", HAS_ARG, QEMU_OPTION_fdb }, | |
2954 | { "hda", HAS_ARG, QEMU_OPTION_hda }, | |
2955 | { "hdb", HAS_ARG, QEMU_OPTION_hdb }, | |
2956 | { "hdc", HAS_ARG, QEMU_OPTION_hdc }, | |
2957 | { "hdd", HAS_ARG, QEMU_OPTION_hdd }, | |
2958 | { "cdrom", HAS_ARG, QEMU_OPTION_cdrom }, | |
2959 | { "boot", HAS_ARG, QEMU_OPTION_boot }, | |
2960 | { "snapshot", 0, QEMU_OPTION_snapshot }, | |
2961 | { "m", HAS_ARG, QEMU_OPTION_m }, | |
2962 | { "nographic", 0, QEMU_OPTION_nographic }, | |
3d11d0eb | 2963 | { "k", HAS_ARG, QEMU_OPTION_k }, |
cd6f1169 FB |
2964 | { "enable-audio", 0, QEMU_OPTION_enable_audio }, |
2965 | ||
2966 | { "nics", HAS_ARG, QEMU_OPTION_nics}, | |
2967 | { "macaddr", HAS_ARG, QEMU_OPTION_macaddr}, | |
69b91039 | 2968 | { "n", HAS_ARG, QEMU_OPTION_n }, |
cd6f1169 | 2969 | { "tun-fd", HAS_ARG, QEMU_OPTION_tun_fd }, |
158156d1 | 2970 | #ifdef CONFIG_SLIRP |
cd6f1169 | 2971 | { "user-net", 0, QEMU_OPTION_user_net }, |
c7f74643 | 2972 | { "tftp", HAS_ARG, QEMU_OPTION_tftp }, |
c94c8d64 | 2973 | #ifndef _WIN32 |
9d728e8c | 2974 | { "smb", HAS_ARG, QEMU_OPTION_smb }, |
c94c8d64 | 2975 | #endif |
9bf05444 | 2976 | { "redir", HAS_ARG, QEMU_OPTION_redir }, |
158156d1 | 2977 | #endif |
cd6f1169 FB |
2978 | { "dummy-net", 0, QEMU_OPTION_dummy_net }, |
2979 | ||
2980 | { "kernel", HAS_ARG, QEMU_OPTION_kernel }, | |
2981 | { "append", HAS_ARG, QEMU_OPTION_append }, | |
2982 | { "initrd", HAS_ARG, QEMU_OPTION_initrd }, | |
2983 | ||
2984 | { "S", 0, QEMU_OPTION_S }, | |
2985 | { "s", 0, QEMU_OPTION_s }, | |
2986 | { "p", HAS_ARG, QEMU_OPTION_p }, | |
2987 | { "d", HAS_ARG, QEMU_OPTION_d }, | |
2988 | { "hdachs", HAS_ARG, QEMU_OPTION_hdachs }, | |
2989 | { "L", HAS_ARG, QEMU_OPTION_L }, | |
2990 | { "no-code-copy", 0, QEMU_OPTION_no_code_copy }, | |
d993e026 FB |
2991 | #ifdef USE_KQEMU |
2992 | { "no-kqemu", 0, QEMU_OPTION_no_kqemu }, | |
2993 | #endif | |
77d4bc34 FB |
2994 | #ifdef TARGET_PPC |
2995 | { "prep", 0, QEMU_OPTION_prep }, | |
6f7e9aec FB |
2996 | #endif |
2997 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) | |
e9b137c2 | 2998 | { "g", 1, QEMU_OPTION_g }, |
77d4bc34 | 2999 | #endif |
ee22c2f7 | 3000 | { "localtime", 0, QEMU_OPTION_localtime }, |
bb0c6722 | 3001 | { "isa", 0, QEMU_OPTION_isa }, |
1bfe856e | 3002 | { "std-vga", 0, QEMU_OPTION_std_vga }, |
82c643ff FB |
3003 | { "monitor", 1, QEMU_OPTION_monitor }, |
3004 | { "serial", 1, QEMU_OPTION_serial }, | |
6508fe59 | 3005 | { "parallel", 1, QEMU_OPTION_parallel }, |
d63d307f FB |
3006 | { "loadvm", HAS_ARG, QEMU_OPTION_loadvm }, |
3007 | { "full-screen", 0, QEMU_OPTION_full_screen }, | |
f7cce898 | 3008 | { "pidfile", HAS_ARG, QEMU_OPTION_pidfile }, |
a09db21f FB |
3009 | { "win2k-hack", 0, QEMU_OPTION_win2k_hack }, |
3010 | ||
1f04275e FB |
3011 | /* temporary options */ |
3012 | { "pci", 0, QEMU_OPTION_pci }, | |
3013 | { "cirrusvga", 0, QEMU_OPTION_cirrusvga }, | |
cd6f1169 | 3014 | { NULL }, |
fc01f7e7 FB |
3015 | }; |
3016 | ||
77fef8c1 FB |
3017 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
3018 | ||
3019 | /* this stack is only used during signal handling */ | |
3020 | #define SIGNAL_STACK_SIZE 32768 | |
3021 | ||
3022 | static uint8_t *signal_stack; | |
3023 | ||
3024 | #endif | |
3025 | ||
5905b2e5 FB |
3026 | /* password input */ |
3027 | ||
3028 | static BlockDriverState *get_bdrv(int index) | |
3029 | { | |
3030 | BlockDriverState *bs; | |
3031 | ||
3032 | if (index < 4) { | |
3033 | bs = bs_table[index]; | |
3034 | } else if (index < 6) { | |
3035 | bs = fd_table[index - 4]; | |
3036 | } else { | |
3037 | bs = NULL; | |
3038 | } | |
3039 | return bs; | |
3040 | } | |
3041 | ||
3042 | static void read_passwords(void) | |
3043 | { | |
3044 | BlockDriverState *bs; | |
3045 | int i, j; | |
3046 | char password[256]; | |
3047 | ||
3048 | for(i = 0; i < 6; i++) { | |
3049 | bs = get_bdrv(i); | |
3050 | if (bs && bdrv_is_encrypted(bs)) { | |
3051 | term_printf("%s is encrypted.\n", bdrv_get_device_name(bs)); | |
3052 | for(j = 0; j < 3; j++) { | |
3053 | monitor_readline("Password: ", | |
3054 | 1, password, sizeof(password)); | |
3055 | if (bdrv_set_key(bs, password) == 0) | |
3056 | break; | |
3057 | term_printf("invalid password\n"); | |
3058 | } | |
3059 | } | |
3060 | } | |
3061 | } | |
3062 | ||
cc1daa40 FB |
3063 | /* XXX: currently we cannot use simultaneously different CPUs */ |
3064 | void register_machines(void) | |
3065 | { | |
3066 | #if defined(TARGET_I386) | |
3067 | qemu_register_machine(&pc_machine); | |
3068 | #elif defined(TARGET_PPC) | |
3069 | qemu_register_machine(&heathrow_machine); | |
3070 | qemu_register_machine(&core99_machine); | |
3071 | qemu_register_machine(&prep_machine); | |
6af0bf9c FB |
3072 | #elif defined(TARGET_MIPS) |
3073 | qemu_register_machine(&mips_machine); | |
cc1daa40 | 3074 | #elif defined(TARGET_SPARC) |
3475187d FB |
3075 | #ifdef TARGET_SPARC64 |
3076 | qemu_register_machine(&sun4u_machine); | |
3077 | #else | |
cc1daa40 FB |
3078 | qemu_register_machine(&sun4m_machine); |
3079 | #endif | |
3475187d | 3080 | #endif |
cc1daa40 FB |
3081 | } |
3082 | ||
c20709aa FB |
3083 | #define NET_IF_TUN 0 |
3084 | #define NET_IF_USER 1 | |
3085 | #define NET_IF_DUMMY 2 | |
3086 | ||
0824d6fc FB |
3087 | int main(int argc, char **argv) |
3088 | { | |
67b915a5 FB |
3089 | #ifdef CONFIG_GDBSTUB |
3090 | int use_gdbstub, gdbstub_port; | |
3091 | #endif | |
cc1daa40 | 3092 | int i, cdrom_index; |
1ccde1cb | 3093 | int snapshot, linux_boot; |
c45886db | 3094 | CPUState *env; |
7f7f9873 | 3095 | const char *initrd_filename; |
c45886db | 3096 | const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD]; |
a20dd508 | 3097 | const char *kernel_filename, *kernel_cmdline; |
313aa567 | 3098 | DisplayState *ds = &display_state; |
46d4767d | 3099 | int cyls, heads, secs, translation; |
a541f297 | 3100 | int start_emulation = 1; |
702c651c | 3101 | uint8_t macaddr[6]; |
c20709aa | 3102 | int net_if_type, nb_tun_fds, tun_fds[MAX_NICS]; |
cd6f1169 FB |
3103 | int optind; |
3104 | const char *r, *optarg; | |
82c643ff FB |
3105 | CharDriverState *monitor_hd; |
3106 | char monitor_device[128]; | |
8d11df9e FB |
3107 | char serial_devices[MAX_SERIAL_PORTS][128]; |
3108 | int serial_device_index; | |
6508fe59 FB |
3109 | char parallel_devices[MAX_PARALLEL_PORTS][128]; |
3110 | int parallel_device_index; | |
d63d307f | 3111 | const char *loadvm = NULL; |
cc1daa40 FB |
3112 | QEMUMachine *machine; |
3113 | ||
67b915a5 | 3114 | #if !defined(CONFIG_SOFTMMU) |
0824d6fc FB |
3115 | /* we never want that malloc() uses mmap() */ |
3116 | mallopt(M_MMAP_THRESHOLD, 4096 * 1024); | |
67b915a5 | 3117 | #endif |
cc1daa40 FB |
3118 | register_machines(); |
3119 | machine = first_machine; | |
fc01f7e7 | 3120 | initrd_filename = NULL; |
c45886db FB |
3121 | for(i = 0; i < MAX_FD; i++) |
3122 | fd_filename[i] = NULL; | |
fc01f7e7 FB |
3123 | for(i = 0; i < MAX_DISKS; i++) |
3124 | hd_filename[i] = NULL; | |
a00bad7e | 3125 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
313aa567 | 3126 | vga_ram_size = VGA_RAM_SIZE; |
0ced6589 | 3127 | bios_size = BIOS_SIZE; |
f1510b2c | 3128 | pstrcpy(network_script, sizeof(network_script), DEFAULT_NETWORK_SCRIPT); |
67b915a5 | 3129 | #ifdef CONFIG_GDBSTUB |
b4608c04 FB |
3130 | use_gdbstub = 0; |
3131 | gdbstub_port = DEFAULT_GDBSTUB_PORT; | |
67b915a5 | 3132 | #endif |
33e3963e | 3133 | snapshot = 0; |
a20dd508 FB |
3134 | nographic = 0; |
3135 | kernel_filename = NULL; | |
3136 | kernel_cmdline = ""; | |
cc1daa40 FB |
3137 | #ifdef TARGET_PPC |
3138 | cdrom_index = 1; | |
3139 | #else | |
3140 | cdrom_index = 2; | |
3141 | #endif | |
c4b1fcc0 | 3142 | cyls = heads = secs = 0; |
46d4767d | 3143 | translation = BIOS_ATA_TRANSLATION_AUTO; |
82c643ff | 3144 | pstrcpy(monitor_device, sizeof(monitor_device), "vc"); |
c4b1fcc0 | 3145 | |
8d11df9e FB |
3146 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc"); |
3147 | for(i = 1; i < MAX_SERIAL_PORTS; i++) | |
3148 | serial_devices[i][0] = '\0'; | |
3149 | serial_device_index = 0; | |
3150 | ||
6508fe59 FB |
3151 | pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc"); |
3152 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) | |
3153 | parallel_devices[i][0] = '\0'; | |
3154 | parallel_device_index = 0; | |
3155 | ||
c20709aa FB |
3156 | nb_tun_fds = 0; |
3157 | net_if_type = -1; | |
c4b1fcc0 | 3158 | nb_nics = 1; |
702c651c FB |
3159 | /* default mac address of the first network interface */ |
3160 | macaddr[0] = 0x52; | |
3161 | macaddr[1] = 0x54; | |
3162 | macaddr[2] = 0x00; | |
3163 | macaddr[3] = 0x12; | |
3164 | macaddr[4] = 0x34; | |
3165 | macaddr[5] = 0x56; | |
82c643ff | 3166 | |
cd6f1169 | 3167 | optind = 1; |
0824d6fc | 3168 | for(;;) { |
cd6f1169 | 3169 | if (optind >= argc) |
0824d6fc | 3170 | break; |
cd6f1169 FB |
3171 | r = argv[optind]; |
3172 | if (r[0] != '-') { | |
3173 | hd_filename[0] = argv[optind++]; | |
3174 | } else { | |
3175 | const QEMUOption *popt; | |
3176 | ||
3177 | optind++; | |
3178 | popt = qemu_options; | |
3179 | for(;;) { | |
3180 | if (!popt->name) { | |
3181 | fprintf(stderr, "%s: invalid option -- '%s'\n", | |
3182 | argv[0], r); | |
3183 | exit(1); | |
3184 | } | |
3185 | if (!strcmp(popt->name, r + 1)) | |
3186 | break; | |
3187 | popt++; | |
3188 | } | |
3189 | if (popt->flags & HAS_ARG) { | |
3190 | if (optind >= argc) { | |
3191 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
3192 | argv[0], r); | |
3193 | exit(1); | |
3194 | } | |
3195 | optarg = argv[optind++]; | |
3196 | } else { | |
3197 | optarg = NULL; | |
3198 | } | |
3199 | ||
3200 | switch(popt->index) { | |
cc1daa40 FB |
3201 | case QEMU_OPTION_M: |
3202 | machine = find_machine(optarg); | |
3203 | if (!machine) { | |
3204 | QEMUMachine *m; | |
3205 | printf("Supported machines are:\n"); | |
3206 | for(m = first_machine; m != NULL; m = m->next) { | |
3207 | printf("%-10s %s%s\n", | |
3208 | m->name, m->desc, | |
3209 | m == first_machine ? " (default)" : ""); | |
3210 | } | |
3211 | exit(1); | |
3212 | } | |
3213 | break; | |
cd6f1169 | 3214 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
3215 | initrd_filename = optarg; |
3216 | break; | |
cd6f1169 | 3217 | case QEMU_OPTION_hda: |
cd6f1169 | 3218 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
3219 | case QEMU_OPTION_hdc: |
3220 | case QEMU_OPTION_hdd: | |
3221 | { | |
3222 | int hd_index; | |
3223 | hd_index = popt->index - QEMU_OPTION_hda; | |
3224 | hd_filename[hd_index] = optarg; | |
3225 | if (hd_index == cdrom_index) | |
3226 | cdrom_index = -1; | |
3227 | } | |
fc01f7e7 | 3228 | break; |
cd6f1169 | 3229 | case QEMU_OPTION_snapshot: |
33e3963e FB |
3230 | snapshot = 1; |
3231 | break; | |
cd6f1169 | 3232 | case QEMU_OPTION_hdachs: |
330d0414 | 3233 | { |
330d0414 FB |
3234 | const char *p; |
3235 | p = optarg; | |
3236 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
3237 | if (cyls < 1 || cyls > 16383) |
3238 | goto chs_fail; | |
330d0414 FB |
3239 | if (*p != ',') |
3240 | goto chs_fail; | |
3241 | p++; | |
3242 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
3243 | if (heads < 1 || heads > 16) |
3244 | goto chs_fail; | |
330d0414 FB |
3245 | if (*p != ',') |
3246 | goto chs_fail; | |
3247 | p++; | |
3248 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
3249 | if (secs < 1 || secs > 63) |
3250 | goto chs_fail; | |
3251 | if (*p == ',') { | |
3252 | p++; | |
3253 | if (!strcmp(p, "none")) | |
3254 | translation = BIOS_ATA_TRANSLATION_NONE; | |
3255 | else if (!strcmp(p, "lba")) | |
3256 | translation = BIOS_ATA_TRANSLATION_LBA; | |
3257 | else if (!strcmp(p, "auto")) | |
3258 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
3259 | else | |
3260 | goto chs_fail; | |
3261 | } else if (*p != '\0') { | |
c4b1fcc0 | 3262 | chs_fail: |
46d4767d FB |
3263 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
3264 | exit(1); | |
c4b1fcc0 | 3265 | } |
330d0414 FB |
3266 | } |
3267 | break; | |
cd6f1169 | 3268 | case QEMU_OPTION_nographic: |
82c643ff | 3269 | pstrcpy(monitor_device, sizeof(monitor_device), "stdio"); |
8d11df9e | 3270 | pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio"); |
a20dd508 FB |
3271 | nographic = 1; |
3272 | break; | |
cd6f1169 | 3273 | case QEMU_OPTION_kernel: |
a20dd508 FB |
3274 | kernel_filename = optarg; |
3275 | break; | |
cd6f1169 | 3276 | case QEMU_OPTION_append: |
a20dd508 | 3277 | kernel_cmdline = optarg; |
313aa567 | 3278 | break; |
cd6f1169 | 3279 | case QEMU_OPTION_tun_fd: |
c4b1fcc0 FB |
3280 | { |
3281 | const char *p; | |
3282 | int fd; | |
d6b86f4d | 3283 | net_if_type = NET_IF_TUN; |
c20709aa FB |
3284 | if (nb_tun_fds < MAX_NICS) { |
3285 | fd = strtol(optarg, (char **)&p, 0); | |
3286 | if (*p != '\0') { | |
3287 | fprintf(stderr, "qemu: invalid fd for network interface %d\n", nb_tun_fds); | |
c4b1fcc0 FB |
3288 | exit(1); |
3289 | } | |
c20709aa | 3290 | tun_fds[nb_tun_fds++] = fd; |
c4b1fcc0 FB |
3291 | } |
3292 | } | |
42f1e0e4 | 3293 | break; |
cd6f1169 | 3294 | case QEMU_OPTION_cdrom: |
cc1daa40 FB |
3295 | if (cdrom_index >= 0) { |
3296 | hd_filename[cdrom_index] = optarg; | |
3297 | } | |
36b486bb | 3298 | break; |
cd6f1169 | 3299 | case QEMU_OPTION_boot: |
36b486bb | 3300 | boot_device = optarg[0]; |
9e89a4be | 3301 | if (boot_device != 'a' && |
6f7e9aec FB |
3302 | #ifdef TARGET_SPARC |
3303 | // Network boot | |
3304 | boot_device != 'n' && | |
3305 | #endif | |
c45886db | 3306 | boot_device != 'c' && boot_device != 'd') { |
36b486bb FB |
3307 | fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device); |
3308 | exit(1); | |
3309 | } | |
3310 | break; | |
cd6f1169 | 3311 | case QEMU_OPTION_fda: |
c45886db FB |
3312 | fd_filename[0] = optarg; |
3313 | break; | |
cd6f1169 | 3314 | case QEMU_OPTION_fdb: |
c45886db FB |
3315 | fd_filename[1] = optarg; |
3316 | break; | |
cd6f1169 | 3317 | case QEMU_OPTION_no_code_copy: |
77fef8c1 FB |
3318 | code_copy_enabled = 0; |
3319 | break; | |
cd6f1169 | 3320 | case QEMU_OPTION_nics: |
c4b1fcc0 | 3321 | nb_nics = atoi(optarg); |
3a1bc175 | 3322 | if (nb_nics < 0 || nb_nics > MAX_NICS) { |
c4b1fcc0 FB |
3323 | fprintf(stderr, "qemu: invalid number of network interfaces\n"); |
3324 | exit(1); | |
3325 | } | |
3326 | break; | |
cd6f1169 | 3327 | case QEMU_OPTION_macaddr: |
702c651c FB |
3328 | { |
3329 | const char *p; | |
3330 | int i; | |
3331 | p = optarg; | |
3332 | for(i = 0; i < 6; i++) { | |
3333 | macaddr[i] = strtol(p, (char **)&p, 16); | |
3334 | if (i == 5) { | |
3335 | if (*p != '\0') | |
3336 | goto macaddr_error; | |
3337 | } else { | |
3338 | if (*p != ':') { | |
3339 | macaddr_error: | |
3340 | fprintf(stderr, "qemu: invalid syntax for ethernet address\n"); | |
3341 | exit(1); | |
3342 | } | |
3343 | p++; | |
3344 | } | |
3345 | } | |
3346 | } | |
3347 | break; | |
c7f74643 FB |
3348 | #ifdef CONFIG_SLIRP |
3349 | case QEMU_OPTION_tftp: | |
c7f74643 | 3350 | tftp_prefix = optarg; |
9bf05444 | 3351 | break; |
c94c8d64 | 3352 | #ifndef _WIN32 |
9d728e8c FB |
3353 | case QEMU_OPTION_smb: |
3354 | net_slirp_smb(optarg); | |
3355 | break; | |
c94c8d64 | 3356 | #endif |
cd6f1169 | 3357 | case QEMU_OPTION_user_net: |
c20709aa FB |
3358 | net_if_type = NET_IF_USER; |
3359 | break; | |
9bf05444 FB |
3360 | case QEMU_OPTION_redir: |
3361 | net_slirp_redir(optarg); | |
3362 | break; | |
c7f74643 | 3363 | #endif |
cd6f1169 | 3364 | case QEMU_OPTION_dummy_net: |
c20709aa FB |
3365 | net_if_type = NET_IF_DUMMY; |
3366 | break; | |
cd6f1169 | 3367 | case QEMU_OPTION_enable_audio: |
aaaa7df6 FB |
3368 | audio_enabled = 1; |
3369 | break; | |
cd6f1169 | 3370 | case QEMU_OPTION_h: |
0824d6fc | 3371 | help(); |
cd6f1169 FB |
3372 | break; |
3373 | case QEMU_OPTION_m: | |
3374 | ram_size = atoi(optarg) * 1024 * 1024; | |
3375 | if (ram_size <= 0) | |
3376 | help(); | |
3377 | if (ram_size > PHYS_RAM_MAX_SIZE) { | |
3378 | fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n", | |
3379 | PHYS_RAM_MAX_SIZE / (1024 * 1024)); | |
3380 | exit(1); | |
3381 | } | |
3382 | break; | |
3383 | case QEMU_OPTION_d: | |
3384 | { | |
3385 | int mask; | |
3386 | CPULogItem *item; | |
3387 | ||
3388 | mask = cpu_str_to_log_mask(optarg); | |
3389 | if (!mask) { | |
3390 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
3391 | for(item = cpu_log_items; item->mask != 0; item++) { |
3392 | printf("%-10s %s\n", item->name, item->help); | |
3393 | } | |
3394 | exit(1); | |
cd6f1169 FB |
3395 | } |
3396 | cpu_set_log(mask); | |
f193c797 | 3397 | } |
cd6f1169 FB |
3398 | break; |
3399 | case QEMU_OPTION_n: | |
3400 | pstrcpy(network_script, sizeof(network_script), optarg); | |
3401 | break; | |
67b915a5 | 3402 | #ifdef CONFIG_GDBSTUB |
cd6f1169 FB |
3403 | case QEMU_OPTION_s: |
3404 | use_gdbstub = 1; | |
3405 | break; | |
3406 | case QEMU_OPTION_p: | |
3407 | gdbstub_port = atoi(optarg); | |
3408 | break; | |
67b915a5 | 3409 | #endif |
cd6f1169 FB |
3410 | case QEMU_OPTION_L: |
3411 | bios_dir = optarg; | |
3412 | break; | |
3413 | case QEMU_OPTION_S: | |
3414 | start_emulation = 0; | |
3415 | break; | |
69b91039 FB |
3416 | case QEMU_OPTION_pci: |
3417 | pci_enabled = 1; | |
3418 | break; | |
bb0c6722 FB |
3419 | case QEMU_OPTION_isa: |
3420 | pci_enabled = 0; | |
3421 | break; | |
77d4bc34 FB |
3422 | case QEMU_OPTION_prep: |
3423 | prep_enabled = 1; | |
3424 | break; | |
3d11d0eb FB |
3425 | case QEMU_OPTION_k: |
3426 | keyboard_layout = optarg; | |
3427 | break; | |
ee22c2f7 FB |
3428 | case QEMU_OPTION_localtime: |
3429 | rtc_utc = 0; | |
3430 | break; | |
1f04275e FB |
3431 | case QEMU_OPTION_cirrusvga: |
3432 | cirrus_vga_enabled = 1; | |
3433 | break; | |
1bfe856e FB |
3434 | case QEMU_OPTION_std_vga: |
3435 | cirrus_vga_enabled = 0; | |
3436 | break; | |
e9b137c2 FB |
3437 | case QEMU_OPTION_g: |
3438 | { | |
3439 | const char *p; | |
3440 | int w, h, depth; | |
3441 | p = optarg; | |
3442 | w = strtol(p, (char **)&p, 10); | |
3443 | if (w <= 0) { | |
3444 | graphic_error: | |
3445 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
3446 | exit(1); | |
3447 | } | |
3448 | if (*p != 'x') | |
3449 | goto graphic_error; | |
3450 | p++; | |
3451 | h = strtol(p, (char **)&p, 10); | |
3452 | if (h <= 0) | |
3453 | goto graphic_error; | |
3454 | if (*p == 'x') { | |
3455 | p++; | |
3456 | depth = strtol(p, (char **)&p, 10); | |
3457 | if (depth != 8 && depth != 15 && depth != 16 && | |
3458 | depth != 24 && depth != 32) | |
3459 | goto graphic_error; | |
3460 | } else if (*p == '\0') { | |
3461 | depth = graphic_depth; | |
3462 | } else { | |
3463 | goto graphic_error; | |
3464 | } | |
3465 | ||
3466 | graphic_width = w; | |
3467 | graphic_height = h; | |
3468 | graphic_depth = depth; | |
3469 | } | |
3470 | break; | |
82c643ff FB |
3471 | case QEMU_OPTION_monitor: |
3472 | pstrcpy(monitor_device, sizeof(monitor_device), optarg); | |
3473 | break; | |
3474 | case QEMU_OPTION_serial: | |
8d11df9e FB |
3475 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
3476 | fprintf(stderr, "qemu: too many serial ports\n"); | |
3477 | exit(1); | |
3478 | } | |
3479 | pstrcpy(serial_devices[serial_device_index], | |
3480 | sizeof(serial_devices[0]), optarg); | |
3481 | serial_device_index++; | |
82c643ff | 3482 | break; |
6508fe59 FB |
3483 | case QEMU_OPTION_parallel: |
3484 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
3485 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
3486 | exit(1); | |
3487 | } | |
3488 | pstrcpy(parallel_devices[parallel_device_index], | |
3489 | sizeof(parallel_devices[0]), optarg); | |
3490 | parallel_device_index++; | |
3491 | break; | |
d63d307f FB |
3492 | case QEMU_OPTION_loadvm: |
3493 | loadvm = optarg; | |
3494 | break; | |
3495 | case QEMU_OPTION_full_screen: | |
3496 | full_screen = 1; | |
3497 | break; | |
f7cce898 FB |
3498 | case QEMU_OPTION_pidfile: |
3499 | create_pidfile(optarg); | |
3500 | break; | |
a09db21f FB |
3501 | #ifdef TARGET_I386 |
3502 | case QEMU_OPTION_win2k_hack: | |
3503 | win2k_install_hack = 1; | |
3504 | break; | |
3505 | #endif | |
d993e026 FB |
3506 | #ifdef USE_KQEMU |
3507 | case QEMU_OPTION_no_kqemu: | |
3508 | kqemu_allowed = 0; | |
3509 | break; | |
3510 | #endif | |
cd6f1169 | 3511 | } |
0824d6fc FB |
3512 | } |
3513 | } | |
330d0414 | 3514 | |
a20dd508 | 3515 | linux_boot = (kernel_filename != NULL); |
330d0414 | 3516 | |
cc1daa40 FB |
3517 | if (!linux_boot && |
3518 | hd_filename[0] == '\0' && | |
3519 | (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') && | |
c45886db | 3520 | fd_filename[0] == '\0') |
0824d6fc | 3521 | help(); |
8f2b1fb0 FB |
3522 | |
3523 | /* boot to cd by default if no hard disk */ | |
d0309311 FB |
3524 | if (hd_filename[0] == '\0' && boot_device == 'c') { |
3525 | if (fd_filename[0] != '\0') | |
3526 | boot_device = 'a'; | |
3527 | else | |
3528 | boot_device = 'd'; | |
3529 | } | |
0824d6fc | 3530 | |
dc887a4d FB |
3531 | #if !defined(CONFIG_SOFTMMU) |
3532 | /* must avoid mmap() usage of glibc by setting a buffer "by hand" */ | |
3533 | { | |
3534 | static uint8_t stdout_buf[4096]; | |
3535 | setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf)); | |
3536 | } | |
3537 | #else | |
b118d61e | 3538 | setvbuf(stdout, NULL, _IOLBF, 0); |
dc887a4d | 3539 | #endif |
0824d6fc | 3540 | |
c4b1fcc0 | 3541 | /* init host network redirectors */ |
c20709aa FB |
3542 | if (net_if_type == -1) { |
3543 | net_if_type = NET_IF_TUN; | |
3544 | #if defined(CONFIG_SLIRP) | |
3545 | if (access(network_script, R_OK) < 0) { | |
3546 | net_if_type = NET_IF_USER; | |
3547 | } | |
3548 | #endif | |
3549 | } | |
3550 | ||
3551 | for(i = 0; i < nb_nics; i++) { | |
702c651c | 3552 | NetDriverState *nd = &nd_table[i]; |
c20709aa | 3553 | nd->index = i; |
702c651c FB |
3554 | /* init virtual mac address */ |
3555 | nd->macaddr[0] = macaddr[0]; | |
3556 | nd->macaddr[1] = macaddr[1]; | |
3557 | nd->macaddr[2] = macaddr[2]; | |
3558 | nd->macaddr[3] = macaddr[3]; | |
3559 | nd->macaddr[4] = macaddr[4]; | |
3560 | nd->macaddr[5] = macaddr[5] + i; | |
c20709aa FB |
3561 | switch(net_if_type) { |
3562 | #if defined(CONFIG_SLIRP) | |
3563 | case NET_IF_USER: | |
3564 | net_slirp_init(nd); | |
3565 | break; | |
3566 | #endif | |
3567 | #if !defined(_WIN32) | |
3568 | case NET_IF_TUN: | |
3569 | if (i < nb_tun_fds) { | |
3570 | net_fd_init(nd, tun_fds[i]); | |
3571 | } else { | |
d927637d FB |
3572 | if (net_tun_init(nd) < 0) |
3573 | net_dummy_init(nd); | |
c20709aa FB |
3574 | } |
3575 | break; | |
3576 | #endif | |
3577 | case NET_IF_DUMMY: | |
3578 | default: | |
3579 | net_dummy_init(nd); | |
3580 | break; | |
3581 | } | |
702c651c | 3582 | } |
f1510b2c | 3583 | |
0824d6fc | 3584 | /* init the memory */ |
0ced6589 | 3585 | phys_ram_size = ram_size + vga_ram_size + bios_size; |
7f7f9873 FB |
3586 | |
3587 | #ifdef CONFIG_SOFTMMU | |
d993e026 | 3588 | phys_ram_base = qemu_vmalloc(phys_ram_size); |
7f7f9873 FB |
3589 | if (!phys_ram_base) { |
3590 | fprintf(stderr, "Could not allocate physical memory\n"); | |
0824d6fc FB |
3591 | exit(1); |
3592 | } | |
7f7f9873 FB |
3593 | #else |
3594 | /* as we must map the same page at several addresses, we must use | |
3595 | a fd */ | |
3596 | { | |
3597 | const char *tmpdir; | |
3598 | ||
3599 | tmpdir = getenv("QEMU_TMPDIR"); | |
3600 | if (!tmpdir) | |
3601 | tmpdir = "/tmp"; | |
3602 | snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir); | |
3603 | if (mkstemp(phys_ram_file) < 0) { | |
3604 | fprintf(stderr, "Could not create temporary memory file '%s'\n", | |
3605 | phys_ram_file); | |
3606 | exit(1); | |
3607 | } | |
3608 | phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600); | |
3609 | if (phys_ram_fd < 0) { | |
3610 | fprintf(stderr, "Could not open temporary memory file '%s'\n", | |
3611 | phys_ram_file); | |
3612 | exit(1); | |
3613 | } | |
1ccde1cb | 3614 | ftruncate(phys_ram_fd, phys_ram_size); |
7f7f9873 | 3615 | unlink(phys_ram_file); |
1ccde1cb FB |
3616 | phys_ram_base = mmap(get_mmap_addr(phys_ram_size), |
3617 | phys_ram_size, | |
7f7f9873 FB |
3618 | PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED, |
3619 | phys_ram_fd, 0); | |
3620 | if (phys_ram_base == MAP_FAILED) { | |
3621 | fprintf(stderr, "Could not map physical memory\n"); | |
3622 | exit(1); | |
3623 | } | |
3624 | } | |
3625 | #endif | |
0824d6fc | 3626 | |
c4b1fcc0 | 3627 | /* we always create the cdrom drive, even if no disk is there */ |
5905b2e5 | 3628 | bdrv_init(); |
cc1daa40 FB |
3629 | if (cdrom_index >= 0) { |
3630 | bs_table[cdrom_index] = bdrv_new("cdrom"); | |
3631 | bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM); | |
c4b1fcc0 FB |
3632 | } |
3633 | ||
33e3963e FB |
3634 | /* open the virtual block devices */ |
3635 | for(i = 0; i < MAX_DISKS; i++) { | |
3636 | if (hd_filename[i]) { | |
33e3963e | 3637 | if (!bs_table[i]) { |
c4b1fcc0 FB |
3638 | char buf[64]; |
3639 | snprintf(buf, sizeof(buf), "hd%c", i + 'a'); | |
3640 | bs_table[i] = bdrv_new(buf); | |
3641 | } | |
3642 | if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) { | |
5905b2e5 | 3643 | fprintf(stderr, "qemu: could not open hard disk image '%s'\n", |
33e3963e FB |
3644 | hd_filename[i]); |
3645 | exit(1); | |
3646 | } | |
46d4767d | 3647 | if (i == 0 && cyls != 0) { |
c4b1fcc0 | 3648 | bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs); |
46d4767d FB |
3649 | bdrv_set_translation_hint(bs_table[i], translation); |
3650 | } | |
c4b1fcc0 FB |
3651 | } |
3652 | } | |
3653 | ||
3654 | /* we always create at least one floppy disk */ | |
3655 | fd_table[0] = bdrv_new("fda"); | |
3656 | bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY); | |
3657 | ||
3658 | for(i = 0; i < MAX_FD; i++) { | |
3659 | if (fd_filename[i]) { | |
3660 | if (!fd_table[i]) { | |
3661 | char buf[64]; | |
3662 | snprintf(buf, sizeof(buf), "fd%c", i + 'a'); | |
3663 | fd_table[i] = bdrv_new(buf); | |
3664 | bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY); | |
3665 | } | |
3666 | if (fd_filename[i] != '\0') { | |
3667 | if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) { | |
c20709aa | 3668 | fprintf(stderr, "qemu: could not open floppy disk image '%s'\n", |
c4b1fcc0 FB |
3669 | fd_filename[i]); |
3670 | exit(1); | |
3671 | } | |
3672 | } | |
33e3963e FB |
3673 | } |
3674 | } | |
3675 | ||
330d0414 FB |
3676 | /* init CPU state */ |
3677 | env = cpu_init(); | |
3678 | global_env = env; | |
3679 | cpu_single_env = env; | |
3680 | ||
8a7ddc38 | 3681 | register_savevm("timer", 0, 1, timer_save, timer_load, env); |
664e0f19 | 3682 | register_savevm("cpu", 0, 3, cpu_save, cpu_load, env); |
8a7ddc38 | 3683 | register_savevm("ram", 0, 1, ram_save, ram_load, NULL); |
bb0c6722 | 3684 | qemu_register_reset(main_cpu_reset, global_env); |
8a7ddc38 | 3685 | |
330d0414 | 3686 | init_ioports(); |
80cabfad | 3687 | cpu_calibrate_ticks(); |
0824d6fc | 3688 | |
313aa567 | 3689 | /* terminal init */ |
a20dd508 | 3690 | if (nographic) { |
313aa567 FB |
3691 | dumb_display_init(ds); |
3692 | } else { | |
5b0753e0 | 3693 | #if defined(CONFIG_SDL) |
d63d307f | 3694 | sdl_display_init(ds, full_screen); |
5b0753e0 FB |
3695 | #elif defined(CONFIG_COCOA) |
3696 | cocoa_display_init(ds, full_screen); | |
313aa567 FB |
3697 | #else |
3698 | dumb_display_init(ds); | |
3699 | #endif | |
3700 | } | |
0824d6fc | 3701 | |
82c643ff FB |
3702 | vga_console = graphic_console_init(ds); |
3703 | ||
3704 | monitor_hd = qemu_chr_open(monitor_device); | |
3705 | if (!monitor_hd) { | |
3706 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
3707 | exit(1); | |
3708 | } | |
3709 | monitor_init(monitor_hd, !nographic); | |
3710 | ||
8d11df9e FB |
3711 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
3712 | if (serial_devices[i][0] != '\0') { | |
3713 | serial_hds[i] = qemu_chr_open(serial_devices[i]); | |
3714 | if (!serial_hds[i]) { | |
3715 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
3716 | serial_devices[i]); | |
3717 | exit(1); | |
3718 | } | |
3719 | if (!strcmp(serial_devices[i], "vc")) | |
3720 | qemu_chr_printf(serial_hds[i], "serial%d console\n", i); | |
3721 | } | |
82c643ff | 3722 | } |
82c643ff | 3723 | |
6508fe59 FB |
3724 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
3725 | if (parallel_devices[i][0] != '\0') { | |
3726 | parallel_hds[i] = qemu_chr_open(parallel_devices[i]); | |
3727 | if (!parallel_hds[i]) { | |
3728 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
3729 | parallel_devices[i]); | |
3730 | exit(1); | |
3731 | } | |
3732 | if (!strcmp(parallel_devices[i], "vc")) | |
3733 | qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i); | |
3734 | } | |
3735 | } | |
3736 | ||
0824d6fc | 3737 | /* setup cpu signal handlers for MMU / self modifying code handling */ |
77fef8c1 | 3738 | #if !defined(CONFIG_SOFTMMU) |
8a7ddc38 | 3739 | |
77fef8c1 FB |
3740 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
3741 | { | |
3742 | stack_t stk; | |
73332e5c | 3743 | signal_stack = memalign(16, SIGNAL_STACK_SIZE); |
77fef8c1 FB |
3744 | stk.ss_sp = signal_stack; |
3745 | stk.ss_size = SIGNAL_STACK_SIZE; | |
3746 | stk.ss_flags = 0; | |
3747 | ||
3748 | if (sigaltstack(&stk, NULL) < 0) { | |
3749 | perror("sigaltstack"); | |
3750 | exit(1); | |
3751 | } | |
3752 | } | |
3753 | #endif | |
8a7ddc38 FB |
3754 | { |
3755 | struct sigaction act; | |
77fef8c1 | 3756 | |
8a7ddc38 FB |
3757 | sigfillset(&act.sa_mask); |
3758 | act.sa_flags = SA_SIGINFO; | |
77fef8c1 | 3759 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 3760 | act.sa_flags |= SA_ONSTACK; |
77fef8c1 | 3761 | #endif |
8a7ddc38 FB |
3762 | act.sa_sigaction = host_segv_handler; |
3763 | sigaction(SIGSEGV, &act, NULL); | |
3764 | sigaction(SIGBUS, &act, NULL); | |
77fef8c1 | 3765 | #if defined (TARGET_I386) && defined(USE_CODE_COPY) |
8a7ddc38 | 3766 | sigaction(SIGFPE, &act, NULL); |
77fef8c1 | 3767 | #endif |
8a7ddc38 | 3768 | } |
3a51dee6 | 3769 | #endif |
0824d6fc | 3770 | |
67b915a5 | 3771 | #ifndef _WIN32 |
8a7ddc38 FB |
3772 | { |
3773 | struct sigaction act; | |
3774 | sigfillset(&act.sa_mask); | |
3775 | act.sa_flags = 0; | |
3776 | act.sa_handler = SIG_IGN; | |
3777 | sigaction(SIGPIPE, &act, NULL); | |
3778 | } | |
67b915a5 | 3779 | #endif |
73332e5c FB |
3780 | init_timers(); |
3781 | ||
cc1daa40 FB |
3782 | machine->init(ram_size, vga_ram_size, boot_device, |
3783 | ds, fd_filename, snapshot, | |
3784 | kernel_filename, kernel_cmdline, initrd_filename); | |
73332e5c | 3785 | |
8a7ddc38 FB |
3786 | gui_timer = qemu_new_timer(rt_clock, gui_update, NULL); |
3787 | qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock)); | |
7f7f9873 | 3788 | |
67b915a5 | 3789 | #ifdef CONFIG_GDBSTUB |
b4608c04 | 3790 | if (use_gdbstub) { |
8a7ddc38 FB |
3791 | if (gdbserver_start(gdbstub_port) < 0) { |
3792 | fprintf(stderr, "Could not open gdbserver socket on port %d\n", | |
3793 | gdbstub_port); | |
3794 | exit(1); | |
3795 | } else { | |
3796 | printf("Waiting gdb connection on port %d\n", gdbstub_port); | |
3797 | } | |
67b915a5 FB |
3798 | } else |
3799 | #endif | |
d63d307f FB |
3800 | if (loadvm) |
3801 | qemu_loadvm(loadvm); | |
3802 | ||
67b915a5 | 3803 | { |
5905b2e5 FB |
3804 | /* XXX: simplify init */ |
3805 | read_passwords(); | |
3806 | if (start_emulation) { | |
3807 | vm_start(); | |
3808 | } | |
0824d6fc | 3809 | } |
8a7ddc38 | 3810 | main_loop(); |
40c3bac3 | 3811 | quit_timers(); |
0824d6fc FB |
3812 | return 0; |
3813 | } |