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Commit | Line | Data |
---|---|---|
0824d6fc | 1 | /* |
80cabfad | 2 | * QEMU System Emulator |
5fafdf24 | 3 | * |
68d0f70e | 4 | * Copyright (c) 2003-2008 Fabrice Bellard |
5fafdf24 | 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 | */ |
0824d6fc | 24 | #include <unistd.h> |
0824d6fc FB |
25 | #include <fcntl.h> |
26 | #include <signal.h> | |
27 | #include <time.h> | |
0824d6fc | 28 | #include <errno.h> |
67b915a5 | 29 | #include <sys/time.h> |
c88676f8 | 30 | #include <zlib.h> |
67b915a5 | 31 | |
179a2c19 | 32 | /* Needed early for HOST_BSD etc. */ |
d40cdb10 BS |
33 | #include "config-host.h" |
34 | ||
67b915a5 | 35 | #ifndef _WIN32 |
5cea8590 | 36 | #include <libgen.h> |
0858532e | 37 | #include <pwd.h> |
67b915a5 | 38 | #include <sys/times.h> |
f1510b2c | 39 | #include <sys/wait.h> |
67b915a5 | 40 | #include <termios.h> |
67b915a5 | 41 | #include <sys/mman.h> |
f1510b2c | 42 | #include <sys/ioctl.h> |
24646c7e | 43 | #include <sys/resource.h> |
f1510b2c | 44 | #include <sys/socket.h> |
c94c8d64 | 45 | #include <netinet/in.h> |
24646c7e BS |
46 | #include <net/if.h> |
47 | #if defined(__NetBSD__) | |
48 | #include <net/if_tap.h> | |
49 | #endif | |
50 | #ifdef __linux__ | |
51 | #include <linux/if_tun.h> | |
52 | #endif | |
53 | #include <arpa/inet.h> | |
9d728e8c | 54 | #include <dirent.h> |
7c9d8e07 | 55 | #include <netdb.h> |
cb4b976b | 56 | #include <sys/select.h> |
179a2c19 | 57 | #ifdef HOST_BSD |
7d3505c5 | 58 | #include <sys/stat.h> |
c5e97233 | 59 | #if defined(__FreeBSD__) || defined(__DragonFly__) |
7d3505c5 | 60 | #include <libutil.h> |
24646c7e BS |
61 | #else |
62 | #include <util.h> | |
128ab2ff | 63 | #endif |
5c40d2bd TS |
64 | #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__) |
65 | #include <freebsd/stdlib.h> | |
7d3505c5 | 66 | #else |
223f0d72 | 67 | #ifdef __linux__ |
7d3505c5 FB |
68 | #include <pty.h> |
69 | #include <malloc.h> | |
fd872598 | 70 | #include <linux/rtc.h> |
1889465a | 71 | #include <sys/prctl.h> |
bd494f4c TS |
72 | |
73 | /* For the benefit of older linux systems which don't supply it, | |
74 | we use a local copy of hpet.h. */ | |
75 | /* #include <linux/hpet.h> */ | |
76 | #include "hpet.h" | |
77 | ||
e57a8c0e | 78 | #include <linux/ppdev.h> |
5867c88a | 79 | #include <linux/parport.h> |
223f0d72 BS |
80 | #endif |
81 | #ifdef __sun__ | |
d5d10bc3 TS |
82 | #include <sys/stat.h> |
83 | #include <sys/ethernet.h> | |
84 | #include <sys/sockio.h> | |
d5d10bc3 TS |
85 | #include <netinet/arp.h> |
86 | #include <netinet/in.h> | |
87 | #include <netinet/in_systm.h> | |
88 | #include <netinet/ip.h> | |
89 | #include <netinet/ip_icmp.h> // must come after ip.h | |
90 | #include <netinet/udp.h> | |
91 | #include <netinet/tcp.h> | |
92 | #include <net/if.h> | |
93 | #include <syslog.h> | |
94 | #include <stropts.h> | |
67b915a5 | 95 | #endif |
7d3505c5 | 96 | #endif |
ec530c81 | 97 | #endif |
67b915a5 | 98 | |
9892fbfb BS |
99 | #if defined(__OpenBSD__) |
100 | #include <util.h> | |
101 | #endif | |
102 | ||
8a16d273 TS |
103 | #if defined(CONFIG_VDE) |
104 | #include <libvdeplug.h> | |
105 | #endif | |
106 | ||
67b915a5 | 107 | #ifdef _WIN32 |
49dc768d | 108 | #include <windows.h> |
7d3505c5 | 109 | #include <malloc.h> |
67b915a5 | 110 | #include <sys/timeb.h> |
4fddf62a | 111 | #include <mmsystem.h> |
67b915a5 FB |
112 | #define getopt_long_only getopt_long |
113 | #define memalign(align, size) malloc(size) | |
114 | #endif | |
115 | ||
73332e5c | 116 | #ifdef CONFIG_SDL |
59a36a2f | 117 | #if defined(__APPLE__) || defined(main) |
6693665a | 118 | #include <SDL.h> |
880fec5d | 119 | int qemu_main(int argc, char **argv, char **envp); |
120 | int main(int argc, char **argv) | |
121 | { | |
59a36a2f | 122 | return qemu_main(argc, argv, NULL); |
880fec5d | 123 | } |
124 | #undef main | |
125 | #define main qemu_main | |
96bcd4f8 | 126 | #endif |
73332e5c | 127 | #endif /* CONFIG_SDL */ |
0824d6fc | 128 | |
5b0753e0 FB |
129 | #ifdef CONFIG_COCOA |
130 | #undef main | |
131 | #define main qemu_main | |
132 | #endif /* CONFIG_COCOA */ | |
133 | ||
511d2b14 BS |
134 | #include "hw/hw.h" |
135 | #include "hw/boards.h" | |
136 | #include "hw/usb.h" | |
137 | #include "hw/pcmcia.h" | |
138 | #include "hw/pc.h" | |
139 | #include "hw/audiodev.h" | |
140 | #include "hw/isa.h" | |
141 | #include "hw/baum.h" | |
142 | #include "hw/bt.h" | |
9dd986cc | 143 | #include "hw/watchdog.h" |
b6f6e3d3 | 144 | #include "hw/smbios.h" |
e37630ca | 145 | #include "hw/xen.h" |
5ef4efa4 | 146 | #include "bt-host.h" |
511d2b14 BS |
147 | #include "net.h" |
148 | #include "monitor.h" | |
149 | #include "console.h" | |
150 | #include "sysemu.h" | |
151 | #include "gdbstub.h" | |
152 | #include "qemu-timer.h" | |
153 | #include "qemu-char.h" | |
154 | #include "cache-utils.h" | |
155 | #include "block.h" | |
a718acec | 156 | #include "dma.h" |
511d2b14 BS |
157 | #include "audio/audio.h" |
158 | #include "migration.h" | |
159 | #include "kvm.h" | |
160 | #include "balloon.h" | |
d3f24367 | 161 | #include "qemu-option.h" |
511d2b14 | 162 | |
0824d6fc | 163 | #include "disas.h" |
fc01f7e7 | 164 | |
8a7ddc38 | 165 | #include "exec-all.h" |
0824d6fc | 166 | |
511d2b14 BS |
167 | #include "qemu_socket.h" |
168 | ||
d918f23e | 169 | #include "slirp/libslirp.h" |
511d2b14 | 170 | |
9dc63a1e BS |
171 | //#define DEBUG_NET |
172 | //#define DEBUG_SLIRP | |
330d0414 | 173 | |
1bfe856e | 174 | #define DEFAULT_RAM_SIZE 128 |
313aa567 | 175 | |
0d92ed30 PB |
176 | /* Max number of USB devices that can be specified on the commandline. */ |
177 | #define MAX_USB_CMDLINE 8 | |
178 | ||
dc72ac14 AZ |
179 | /* Max number of bluetooth switches on the commandline. */ |
180 | #define MAX_BT_CMDLINE 10 | |
181 | ||
5cea8590 | 182 | static const char *data_dir; |
1192dad8 | 183 | const char *bios_name = NULL; |
e4bcb14c | 184 | /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available |
faea38e7 | 185 | to store the VM snapshots */ |
e4bcb14c TS |
186 | DriveInfo drives_table[MAX_DRIVES+1]; |
187 | int nb_drives; | |
cb5a7aa8 | 188 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; |
3023f332 | 189 | static DisplayState *display_state; |
993fbfdb | 190 | DisplayType display_type = DT_DEFAULT; |
3d11d0eb | 191 | const char* keyboard_layout = NULL; |
313aa567 | 192 | int64_t ticks_per_sec; |
00f82b8a | 193 | ram_addr_t ram_size; |
c4b1fcc0 | 194 | int nb_nics; |
7c9d8e07 | 195 | NICInfo nd_table[MAX_NICS]; |
8a7ddc38 | 196 | int vm_running; |
c0f4ce77 | 197 | static int autostart; |
f6503059 AZ |
198 | static int rtc_utc = 1; |
199 | static int rtc_date_offset = -1; /* -1 means no change */ | |
1bfe856e | 200 | int cirrus_vga_enabled = 1; |
c2b3b41a | 201 | int std_vga_enabled = 0; |
d34cab9f | 202 | int vmsvga_enabled = 0; |
94909d9f | 203 | int xenfb_enabled = 0; |
d827220b FB |
204 | #ifdef TARGET_SPARC |
205 | int graphic_width = 1024; | |
206 | int graphic_height = 768; | |
eee0b836 | 207 | int graphic_depth = 8; |
d827220b | 208 | #else |
1bfe856e FB |
209 | int graphic_width = 800; |
210 | int graphic_height = 600; | |
e9b137c2 | 211 | int graphic_depth = 15; |
eee0b836 | 212 | #endif |
dbed7e40 | 213 | static int full_screen = 0; |
634a21f6 | 214 | #ifdef CONFIG_SDL |
dbed7e40 | 215 | static int no_frame = 0; |
634a21f6 | 216 | #endif |
667accab | 217 | int no_quit = 0; |
8d11df9e | 218 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 219 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
9ede2fde | 220 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
a09db21f FB |
221 | #ifdef TARGET_I386 |
222 | int win2k_install_hack = 0; | |
73822ec8 | 223 | int rtc_td_hack = 0; |
a09db21f | 224 | #endif |
bb36d470 | 225 | int usb_enabled = 0; |
1b530a6d | 226 | int singlestep = 0; |
6a00d601 | 227 | int smp_cpus = 1; |
73fc9742 | 228 | const char *vnc_display; |
6515b203 | 229 | int acpi_enabled = 1; |
16b29ae1 | 230 | int no_hpet = 0; |
7d4c3d53 MA |
231 | int virtio_balloon = 1; |
232 | const char *virtio_balloon_devaddr; | |
52ca8d6a | 233 | int fd_bootchk = 1; |
d1beab82 | 234 | int no_reboot = 0; |
b2f76161 | 235 | int no_shutdown = 0; |
9467cd46 | 236 | int cursor_hide = 1; |
a171fe39 | 237 | int graphic_rotate = 0; |
b9e82a59 | 238 | #ifndef _WIN32 |
71e3ceb8 | 239 | int daemonize = 0; |
b9e82a59 | 240 | #endif |
9dd986cc RJ |
241 | WatchdogTimerModel *watchdog = NULL; |
242 | int watchdog_action = WDT_RESET; | |
9ae02555 TS |
243 | const char *option_rom[MAX_OPTION_ROMS]; |
244 | int nb_option_roms; | |
8e71621f | 245 | int semihosting_enabled = 0; |
2b8f2d41 AZ |
246 | #ifdef TARGET_ARM |
247 | int old_param = 0; | |
248 | #endif | |
c35734b2 | 249 | const char *qemu_name; |
3780e197 | 250 | int alt_grab = 0; |
95efd11c | 251 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
252 | unsigned int nb_prom_envs = 0; |
253 | const char *prom_envs[MAX_PROM_ENVS]; | |
254 | #endif | |
ec691c80 AL |
255 | int nb_drives_opt; |
256 | struct drive_opt drives_opt[MAX_DRIVES]; | |
0824d6fc | 257 | |
268a362c AL |
258 | int nb_numa_nodes; |
259 | uint64_t node_mem[MAX_NODES]; | |
260 | uint64_t node_cpumask[MAX_NODES]; | |
261 | ||
ee5605e5 AZ |
262 | static CPUState *cur_cpu; |
263 | static CPUState *next_cpu; | |
43b96858 | 264 | static int timer_alarm_pending = 1; |
bf20dc07 | 265 | /* Conversion factor from emulated instructions to virtual clock ticks. */ |
2e70f6ef | 266 | static int icount_time_shift; |
bf20dc07 | 267 | /* Arbitrarily pick 1MIPS as the minimum allowable speed. */ |
2e70f6ef PB |
268 | #define MAX_ICOUNT_SHIFT 10 |
269 | /* Compensate for varying guest execution speed. */ | |
270 | static int64_t qemu_icount_bias; | |
dbed7e40 BS |
271 | static QEMUTimer *icount_rt_timer; |
272 | static QEMUTimer *icount_vm_timer; | |
9043b62d | 273 | static QEMUTimer *nographic_timer; |
ee5605e5 | 274 | |
8fcb1b90 BS |
275 | uint8_t qemu_uuid[16]; |
276 | ||
0824d6fc | 277 | /***********************************************************/ |
26aa7d72 FB |
278 | /* x86 ISA bus support */ |
279 | ||
280 | target_phys_addr_t isa_mem_base = 0; | |
3de388f6 | 281 | PicState2 *isa_pic; |
0824d6fc | 282 | |
0824d6fc | 283 | /***********************************************************/ |
0824d6fc FB |
284 | void hw_error(const char *fmt, ...) |
285 | { | |
286 | va_list ap; | |
6a00d601 | 287 | CPUState *env; |
0824d6fc FB |
288 | |
289 | va_start(ap, fmt); | |
290 | fprintf(stderr, "qemu: hardware error: "); | |
291 | vfprintf(stderr, fmt, ap); | |
292 | fprintf(stderr, "\n"); | |
6a00d601 FB |
293 | for(env = first_cpu; env != NULL; env = env->next_cpu) { |
294 | fprintf(stderr, "CPU #%d:\n", env->cpu_index); | |
0824d6fc | 295 | #ifdef TARGET_I386 |
6a00d601 | 296 | cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU); |
c45886db | 297 | #else |
6a00d601 | 298 | cpu_dump_state(env, stderr, fprintf, 0); |
0824d6fc | 299 | #endif |
6a00d601 | 300 | } |
0824d6fc FB |
301 | va_end(ap); |
302 | abort(); | |
303 | } | |
1889465a AK |
304 | |
305 | static void set_proc_name(const char *s) | |
306 | { | |
307 | #ifdef __linux__ | |
308 | char name[16]; | |
309 | if (!s) | |
310 | return; | |
311 | name[sizeof(name) - 1] = 0; | |
312 | strncpy(name, s, sizeof(name)); | |
313 | /* Could rewrite argv[0] too, but that's a bit more complicated. | |
314 | This simple way is enough for `top'. */ | |
315 | prctl(PR_SET_NAME, name); | |
316 | #endif | |
317 | } | |
df751fa8 AL |
318 | |
319 | /***************/ | |
320 | /* ballooning */ | |
321 | ||
322 | static QEMUBalloonEvent *qemu_balloon_event; | |
323 | void *qemu_balloon_event_opaque; | |
324 | ||
325 | void qemu_add_balloon_handler(QEMUBalloonEvent *func, void *opaque) | |
326 | { | |
327 | qemu_balloon_event = func; | |
328 | qemu_balloon_event_opaque = opaque; | |
329 | } | |
330 | ||
331 | void qemu_balloon(ram_addr_t target) | |
332 | { | |
333 | if (qemu_balloon_event) | |
334 | qemu_balloon_event(qemu_balloon_event_opaque, target); | |
335 | } | |
336 | ||
337 | ram_addr_t qemu_balloon_status(void) | |
338 | { | |
339 | if (qemu_balloon_event) | |
340 | return qemu_balloon_event(qemu_balloon_event_opaque, 0); | |
341 | return 0; | |
342 | } | |
0824d6fc | 343 | |
63066f4f FB |
344 | /***********************************************************/ |
345 | /* keyboard/mouse */ | |
346 | ||
347 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
348 | static void *qemu_put_kbd_event_opaque; | |
455204eb TS |
349 | static QEMUPutMouseEntry *qemu_put_mouse_event_head; |
350 | static QEMUPutMouseEntry *qemu_put_mouse_event_current; | |
63066f4f FB |
351 | |
352 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
353 | { | |
354 | qemu_put_kbd_event_opaque = opaque; | |
355 | qemu_put_kbd_event = func; | |
356 | } | |
357 | ||
455204eb TS |
358 | QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, |
359 | void *opaque, int absolute, | |
360 | const char *name) | |
63066f4f | 361 | { |
455204eb TS |
362 | QEMUPutMouseEntry *s, *cursor; |
363 | ||
364 | s = qemu_mallocz(sizeof(QEMUPutMouseEntry)); | |
455204eb TS |
365 | |
366 | s->qemu_put_mouse_event = func; | |
367 | s->qemu_put_mouse_event_opaque = opaque; | |
368 | s->qemu_put_mouse_event_absolute = absolute; | |
369 | s->qemu_put_mouse_event_name = qemu_strdup(name); | |
370 | s->next = NULL; | |
371 | ||
372 | if (!qemu_put_mouse_event_head) { | |
373 | qemu_put_mouse_event_head = qemu_put_mouse_event_current = s; | |
374 | return s; | |
375 | } | |
376 | ||
377 | cursor = qemu_put_mouse_event_head; | |
378 | while (cursor->next != NULL) | |
379 | cursor = cursor->next; | |
380 | ||
381 | cursor->next = s; | |
382 | qemu_put_mouse_event_current = s; | |
383 | ||
384 | return s; | |
385 | } | |
386 | ||
387 | void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry) | |
388 | { | |
389 | QEMUPutMouseEntry *prev = NULL, *cursor; | |
390 | ||
391 | if (!qemu_put_mouse_event_head || entry == NULL) | |
392 | return; | |
393 | ||
394 | cursor = qemu_put_mouse_event_head; | |
395 | while (cursor != NULL && cursor != entry) { | |
396 | prev = cursor; | |
397 | cursor = cursor->next; | |
398 | } | |
399 | ||
400 | if (cursor == NULL) // does not exist or list empty | |
401 | return; | |
402 | else if (prev == NULL) { // entry is head | |
403 | qemu_put_mouse_event_head = cursor->next; | |
404 | if (qemu_put_mouse_event_current == entry) | |
405 | qemu_put_mouse_event_current = cursor->next; | |
406 | qemu_free(entry->qemu_put_mouse_event_name); | |
407 | qemu_free(entry); | |
408 | return; | |
409 | } | |
410 | ||
411 | prev->next = entry->next; | |
412 | ||
413 | if (qemu_put_mouse_event_current == entry) | |
414 | qemu_put_mouse_event_current = prev; | |
415 | ||
416 | qemu_free(entry->qemu_put_mouse_event_name); | |
417 | qemu_free(entry); | |
63066f4f FB |
418 | } |
419 | ||
420 | void kbd_put_keycode(int keycode) | |
421 | { | |
422 | if (qemu_put_kbd_event) { | |
423 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
424 | } | |
425 | } | |
426 | ||
427 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
428 | { | |
455204eb TS |
429 | QEMUPutMouseEvent *mouse_event; |
430 | void *mouse_event_opaque; | |
a171fe39 | 431 | int width; |
455204eb TS |
432 | |
433 | if (!qemu_put_mouse_event_current) { | |
434 | return; | |
435 | } | |
436 | ||
437 | mouse_event = | |
438 | qemu_put_mouse_event_current->qemu_put_mouse_event; | |
439 | mouse_event_opaque = | |
440 | qemu_put_mouse_event_current->qemu_put_mouse_event_opaque; | |
441 | ||
442 | if (mouse_event) { | |
a171fe39 AZ |
443 | if (graphic_rotate) { |
444 | if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute) | |
445 | width = 0x7fff; | |
446 | else | |
b94ed577 | 447 | width = graphic_width - 1; |
a171fe39 AZ |
448 | mouse_event(mouse_event_opaque, |
449 | width - dy, dx, dz, buttons_state); | |
450 | } else | |
451 | mouse_event(mouse_event_opaque, | |
452 | dx, dy, dz, buttons_state); | |
63066f4f FB |
453 | } |
454 | } | |
455 | ||
09b26c5e FB |
456 | int kbd_mouse_is_absolute(void) |
457 | { | |
455204eb TS |
458 | if (!qemu_put_mouse_event_current) |
459 | return 0; | |
460 | ||
461 | return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute; | |
462 | } | |
463 | ||
376253ec | 464 | void do_info_mice(Monitor *mon) |
455204eb TS |
465 | { |
466 | QEMUPutMouseEntry *cursor; | |
467 | int index = 0; | |
468 | ||
469 | if (!qemu_put_mouse_event_head) { | |
376253ec | 470 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
471 | return; |
472 | } | |
473 | ||
376253ec | 474 | monitor_printf(mon, "Mouse devices available:\n"); |
455204eb TS |
475 | cursor = qemu_put_mouse_event_head; |
476 | while (cursor != NULL) { | |
376253ec AL |
477 | monitor_printf(mon, "%c Mouse #%d: %s\n", |
478 | (cursor == qemu_put_mouse_event_current ? '*' : ' '), | |
479 | index, cursor->qemu_put_mouse_event_name); | |
455204eb TS |
480 | index++; |
481 | cursor = cursor->next; | |
482 | } | |
483 | } | |
484 | ||
376253ec | 485 | void do_mouse_set(Monitor *mon, int index) |
455204eb TS |
486 | { |
487 | QEMUPutMouseEntry *cursor; | |
488 | int i = 0; | |
489 | ||
490 | if (!qemu_put_mouse_event_head) { | |
376253ec | 491 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
492 | return; |
493 | } | |
494 | ||
495 | cursor = qemu_put_mouse_event_head; | |
496 | while (cursor != NULL && index != i) { | |
497 | i++; | |
498 | cursor = cursor->next; | |
499 | } | |
500 | ||
501 | if (cursor != NULL) | |
502 | qemu_put_mouse_event_current = cursor; | |
503 | else | |
376253ec | 504 | monitor_printf(mon, "Mouse at given index not found\n"); |
09b26c5e FB |
505 | } |
506 | ||
1dce7c3c FB |
507 | /* compute with 96 bit intermediate result: (a*b)/c */ |
508 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) | |
0824d6fc | 509 | { |
1dce7c3c FB |
510 | union { |
511 | uint64_t ll; | |
512 | struct { | |
513 | #ifdef WORDS_BIGENDIAN | |
514 | uint32_t high, low; | |
515 | #else | |
516 | uint32_t low, high; | |
3b46e624 | 517 | #endif |
1dce7c3c FB |
518 | } l; |
519 | } u, res; | |
520 | uint64_t rl, rh; | |
0824d6fc | 521 | |
1dce7c3c FB |
522 | u.ll = a; |
523 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
524 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
525 | rh += (rl >> 32); | |
526 | res.l.high = rh / c; | |
527 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
528 | return res.ll; | |
34865134 FB |
529 | } |
530 | ||
1dce7c3c FB |
531 | /***********************************************************/ |
532 | /* real time host monotonic timer */ | |
34865134 | 533 | |
1dce7c3c | 534 | #define QEMU_TIMER_BASE 1000000000LL |
34865134 | 535 | |
1dce7c3c | 536 | #ifdef WIN32 |
0824d6fc | 537 | |
1dce7c3c | 538 | static int64_t clock_freq; |
1115dde7 | 539 | |
1dce7c3c | 540 | static void init_get_clock(void) |
1115dde7 | 541 | { |
a8e5ac33 FB |
542 | LARGE_INTEGER freq; |
543 | int ret; | |
1dce7c3c FB |
544 | ret = QueryPerformanceFrequency(&freq); |
545 | if (ret == 0) { | |
546 | fprintf(stderr, "Could not calibrate ticks\n"); | |
547 | exit(1); | |
548 | } | |
549 | clock_freq = freq.QuadPart; | |
1115dde7 FB |
550 | } |
551 | ||
1dce7c3c | 552 | static int64_t get_clock(void) |
b8076a74 | 553 | { |
1dce7c3c FB |
554 | LARGE_INTEGER ti; |
555 | QueryPerformanceCounter(&ti); | |
556 | return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq); | |
b8076a74 FB |
557 | } |
558 | ||
1dce7c3c | 559 | #else |
90cb9493 | 560 | |
1dce7c3c FB |
561 | static int use_rt_clock; |
562 | ||
563 | static void init_get_clock(void) | |
90cb9493 | 564 | { |
1dce7c3c | 565 | use_rt_clock = 0; |
c5e97233 BS |
566 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
567 | || defined(__DragonFly__) | |
1dce7c3c FB |
568 | { |
569 | struct timespec ts; | |
570 | if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) { | |
571 | use_rt_clock = 1; | |
572 | } | |
573 | } | |
574 | #endif | |
90cb9493 FB |
575 | } |
576 | ||
1dce7c3c | 577 | static int64_t get_clock(void) |
fdbb4691 | 578 | { |
c5e97233 BS |
579 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
580 | || defined(__DragonFly__) | |
1dce7c3c FB |
581 | if (use_rt_clock) { |
582 | struct timespec ts; | |
583 | clock_gettime(CLOCK_MONOTONIC, &ts); | |
584 | return ts.tv_sec * 1000000000LL + ts.tv_nsec; | |
5fafdf24 | 585 | } else |
fdbb4691 | 586 | #endif |
1dce7c3c FB |
587 | { |
588 | /* XXX: using gettimeofday leads to problems if the date | |
589 | changes, so it should be avoided. */ | |
590 | struct timeval tv; | |
591 | gettimeofday(&tv, NULL); | |
592 | return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000); | |
593 | } | |
fdbb4691 | 594 | } |
34865134 FB |
595 | #endif |
596 | ||
2e70f6ef PB |
597 | /* Return the virtual CPU time, based on the instruction counter. */ |
598 | static int64_t cpu_get_icount(void) | |
599 | { | |
600 | int64_t icount; | |
601 | CPUState *env = cpu_single_env;; | |
602 | icount = qemu_icount; | |
603 | if (env) { | |
604 | if (!can_do_io(env)) | |
605 | fprintf(stderr, "Bad clock read\n"); | |
606 | icount -= (env->icount_decr.u16.low + env->icount_extra); | |
607 | } | |
608 | return qemu_icount_bias + (icount << icount_time_shift); | |
609 | } | |
610 | ||
1dce7c3c FB |
611 | /***********************************************************/ |
612 | /* guest cycle counter */ | |
613 | ||
eade0f19 | 614 | static int64_t cpu_ticks_prev; |
34865134 | 615 | static int64_t cpu_ticks_offset; |
1dce7c3c | 616 | static int64_t cpu_clock_offset; |
8a7ddc38 | 617 | static int cpu_ticks_enabled; |
34865134 | 618 | |
1dce7c3c FB |
619 | /* return the host CPU cycle counter and handle stop/restart */ |
620 | int64_t cpu_get_ticks(void) | |
34865134 | 621 | { |
2e70f6ef PB |
622 | if (use_icount) { |
623 | return cpu_get_icount(); | |
624 | } | |
8a7ddc38 FB |
625 | if (!cpu_ticks_enabled) { |
626 | return cpu_ticks_offset; | |
627 | } else { | |
eade0f19 FB |
628 | int64_t ticks; |
629 | ticks = cpu_get_real_ticks(); | |
630 | if (cpu_ticks_prev > ticks) { | |
631 | /* Note: non increasing ticks may happen if the host uses | |
632 | software suspend */ | |
633 | cpu_ticks_offset += cpu_ticks_prev - ticks; | |
634 | } | |
635 | cpu_ticks_prev = ticks; | |
636 | return ticks + cpu_ticks_offset; | |
8a7ddc38 | 637 | } |
34865134 FB |
638 | } |
639 | ||
1dce7c3c FB |
640 | /* return the host CPU monotonic timer and handle stop/restart */ |
641 | static int64_t cpu_get_clock(void) | |
642 | { | |
643 | int64_t ti; | |
644 | if (!cpu_ticks_enabled) { | |
645 | return cpu_clock_offset; | |
646 | } else { | |
647 | ti = get_clock(); | |
648 | return ti + cpu_clock_offset; | |
649 | } | |
650 | } | |
651 | ||
34865134 FB |
652 | /* enable cpu_get_ticks() */ |
653 | void cpu_enable_ticks(void) | |
654 | { | |
8a7ddc38 FB |
655 | if (!cpu_ticks_enabled) { |
656 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
1dce7c3c | 657 | cpu_clock_offset -= get_clock(); |
8a7ddc38 FB |
658 | cpu_ticks_enabled = 1; |
659 | } | |
34865134 FB |
660 | } |
661 | ||
662 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
663 | cpu_get_ticks() after that. */ | |
664 | void cpu_disable_ticks(void) | |
665 | { | |
8a7ddc38 FB |
666 | if (cpu_ticks_enabled) { |
667 | cpu_ticks_offset = cpu_get_ticks(); | |
1dce7c3c | 668 | cpu_clock_offset = cpu_get_clock(); |
8a7ddc38 FB |
669 | cpu_ticks_enabled = 0; |
670 | } | |
34865134 FB |
671 | } |
672 | ||
1dce7c3c FB |
673 | /***********************************************************/ |
674 | /* timers */ | |
5fafdf24 | 675 | |
8a7ddc38 FB |
676 | #define QEMU_TIMER_REALTIME 0 |
677 | #define QEMU_TIMER_VIRTUAL 1 | |
678 | ||
679 | struct QEMUClock { | |
680 | int type; | |
681 | /* XXX: add frequency */ | |
682 | }; | |
683 | ||
684 | struct QEMUTimer { | |
685 | QEMUClock *clock; | |
686 | int64_t expire_time; | |
687 | QEMUTimerCB *cb; | |
688 | void *opaque; | |
689 | struct QEMUTimer *next; | |
690 | }; | |
691 | ||
c8994013 TS |
692 | struct qemu_alarm_timer { |
693 | char const *name; | |
efe75411 | 694 | unsigned int flags; |
c8994013 TS |
695 | |
696 | int (*start)(struct qemu_alarm_timer *t); | |
697 | void (*stop)(struct qemu_alarm_timer *t); | |
efe75411 | 698 | void (*rearm)(struct qemu_alarm_timer *t); |
c8994013 TS |
699 | void *priv; |
700 | }; | |
701 | ||
efe75411 | 702 | #define ALARM_FLAG_DYNTICKS 0x1 |
d5d08334 | 703 | #define ALARM_FLAG_EXPIRED 0x2 |
efe75411 TS |
704 | |
705 | static inline int alarm_has_dynticks(struct qemu_alarm_timer *t) | |
706 | { | |
e332340a | 707 | return t && (t->flags & ALARM_FLAG_DYNTICKS); |
efe75411 TS |
708 | } |
709 | ||
710 | static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t) | |
711 | { | |
712 | if (!alarm_has_dynticks(t)) | |
713 | return; | |
714 | ||
715 | t->rearm(t); | |
716 | } | |
717 | ||
718 | /* TODO: MIN_TIMER_REARM_US should be optimized */ | |
719 | #define MIN_TIMER_REARM_US 250 | |
720 | ||
c8994013 | 721 | static struct qemu_alarm_timer *alarm_timer; |
8a7ddc38 | 722 | |
40c3bac3 | 723 | #ifdef _WIN32 |
c8994013 TS |
724 | |
725 | struct qemu_alarm_win32 { | |
726 | MMRESULT timerId; | |
c8994013 | 727 | unsigned int period; |
ef28c4b0 | 728 | } alarm_win32_data = {0, -1}; |
c8994013 TS |
729 | |
730 | static int win32_start_timer(struct qemu_alarm_timer *t); | |
731 | static void win32_stop_timer(struct qemu_alarm_timer *t); | |
efe75411 | 732 | static void win32_rearm_timer(struct qemu_alarm_timer *t); |
c8994013 | 733 | |
40c3bac3 | 734 | #else |
c8994013 TS |
735 | |
736 | static int unix_start_timer(struct qemu_alarm_timer *t); | |
737 | static void unix_stop_timer(struct qemu_alarm_timer *t); | |
738 | ||
231c6586 TS |
739 | #ifdef __linux__ |
740 | ||
efe75411 TS |
741 | static int dynticks_start_timer(struct qemu_alarm_timer *t); |
742 | static void dynticks_stop_timer(struct qemu_alarm_timer *t); | |
743 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t); | |
744 | ||
c40ec5a9 TS |
745 | static int hpet_start_timer(struct qemu_alarm_timer *t); |
746 | static void hpet_stop_timer(struct qemu_alarm_timer *t); | |
747 | ||
c8994013 TS |
748 | static int rtc_start_timer(struct qemu_alarm_timer *t); |
749 | static void rtc_stop_timer(struct qemu_alarm_timer *t); | |
750 | ||
efe75411 | 751 | #endif /* __linux__ */ |
8a7ddc38 | 752 | |
c8994013 TS |
753 | #endif /* _WIN32 */ |
754 | ||
2e70f6ef | 755 | /* Correlation between real and virtual time is always going to be |
bf20dc07 | 756 | fairly approximate, so ignore small variation. |
2e70f6ef PB |
757 | When the guest is idle real and virtual time will be aligned in |
758 | the IO wait loop. */ | |
759 | #define ICOUNT_WOBBLE (QEMU_TIMER_BASE / 10) | |
760 | ||
761 | static void icount_adjust(void) | |
762 | { | |
763 | int64_t cur_time; | |
764 | int64_t cur_icount; | |
765 | int64_t delta; | |
766 | static int64_t last_delta; | |
767 | /* If the VM is not running, then do nothing. */ | |
768 | if (!vm_running) | |
769 | return; | |
770 | ||
771 | cur_time = cpu_get_clock(); | |
772 | cur_icount = qemu_get_clock(vm_clock); | |
773 | delta = cur_icount - cur_time; | |
774 | /* FIXME: This is a very crude algorithm, somewhat prone to oscillation. */ | |
775 | if (delta > 0 | |
776 | && last_delta + ICOUNT_WOBBLE < delta * 2 | |
777 | && icount_time_shift > 0) { | |
778 | /* The guest is getting too far ahead. Slow time down. */ | |
779 | icount_time_shift--; | |
780 | } | |
781 | if (delta < 0 | |
782 | && last_delta - ICOUNT_WOBBLE > delta * 2 | |
783 | && icount_time_shift < MAX_ICOUNT_SHIFT) { | |
784 | /* The guest is getting too far behind. Speed time up. */ | |
785 | icount_time_shift++; | |
786 | } | |
787 | last_delta = delta; | |
788 | qemu_icount_bias = cur_icount - (qemu_icount << icount_time_shift); | |
789 | } | |
790 | ||
791 | static void icount_adjust_rt(void * opaque) | |
792 | { | |
793 | qemu_mod_timer(icount_rt_timer, | |
794 | qemu_get_clock(rt_clock) + 1000); | |
795 | icount_adjust(); | |
796 | } | |
797 | ||
798 | static void icount_adjust_vm(void * opaque) | |
799 | { | |
800 | qemu_mod_timer(icount_vm_timer, | |
801 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
802 | icount_adjust(); | |
803 | } | |
804 | ||
805 | static void init_icount_adjust(void) | |
806 | { | |
807 | /* Have both realtime and virtual time triggers for speed adjustment. | |
808 | The realtime trigger catches emulated time passing too slowly, | |
809 | the virtual time trigger catches emulated time passing too fast. | |
810 | Realtime triggers occur even when idle, so use them less frequently | |
811 | than VM triggers. */ | |
812 | icount_rt_timer = qemu_new_timer(rt_clock, icount_adjust_rt, NULL); | |
813 | qemu_mod_timer(icount_rt_timer, | |
814 | qemu_get_clock(rt_clock) + 1000); | |
815 | icount_vm_timer = qemu_new_timer(vm_clock, icount_adjust_vm, NULL); | |
816 | qemu_mod_timer(icount_vm_timer, | |
817 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
818 | } | |
819 | ||
c8994013 | 820 | static struct qemu_alarm_timer alarm_timers[] = { |
efe75411 | 821 | #ifndef _WIN32 |
231c6586 | 822 | #ifdef __linux__ |
efe75411 TS |
823 | {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer, |
824 | dynticks_stop_timer, dynticks_rearm_timer, NULL}, | |
c40ec5a9 | 825 | /* HPET - if available - is preferred */ |
efe75411 | 826 | {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL}, |
c40ec5a9 | 827 | /* ...otherwise try RTC */ |
efe75411 | 828 | {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL}, |
c8994013 | 829 | #endif |
efe75411 | 830 | {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL}, |
c8994013 | 831 | #else |
efe75411 TS |
832 | {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer, |
833 | win32_stop_timer, win32_rearm_timer, &alarm_win32_data}, | |
834 | {"win32", 0, win32_start_timer, | |
835 | win32_stop_timer, NULL, &alarm_win32_data}, | |
c8994013 TS |
836 | #endif |
837 | {NULL, } | |
838 | }; | |
839 | ||
3f47aa8c | 840 | static void show_available_alarms(void) |
f3dcfada TS |
841 | { |
842 | int i; | |
843 | ||
844 | printf("Available alarm timers, in order of precedence:\n"); | |
845 | for (i = 0; alarm_timers[i].name; i++) | |
846 | printf("%s\n", alarm_timers[i].name); | |
847 | } | |
848 | ||
849 | static void configure_alarms(char const *opt) | |
850 | { | |
851 | int i; | |
852 | int cur = 0; | |
b1503cda | 853 | int count = ARRAY_SIZE(alarm_timers) - 1; |
f3dcfada TS |
854 | char *arg; |
855 | char *name; | |
2e70f6ef | 856 | struct qemu_alarm_timer tmp; |
f3dcfada | 857 | |
3adda04c | 858 | if (!strcmp(opt, "?")) { |
f3dcfada TS |
859 | show_available_alarms(); |
860 | exit(0); | |
861 | } | |
862 | ||
863 | arg = strdup(opt); | |
864 | ||
865 | /* Reorder the array */ | |
866 | name = strtok(arg, ","); | |
867 | while (name) { | |
e2b577e5 | 868 | for (i = 0; i < count && alarm_timers[i].name; i++) { |
f3dcfada TS |
869 | if (!strcmp(alarm_timers[i].name, name)) |
870 | break; | |
871 | } | |
872 | ||
873 | if (i == count) { | |
874 | fprintf(stderr, "Unknown clock %s\n", name); | |
875 | goto next; | |
876 | } | |
877 | ||
878 | if (i < cur) | |
879 | /* Ignore */ | |
880 | goto next; | |
881 | ||
882 | /* Swap */ | |
883 | tmp = alarm_timers[i]; | |
884 | alarm_timers[i] = alarm_timers[cur]; | |
885 | alarm_timers[cur] = tmp; | |
886 | ||
887 | cur++; | |
888 | next: | |
889 | name = strtok(NULL, ","); | |
890 | } | |
891 | ||
892 | free(arg); | |
893 | ||
894 | if (cur) { | |
2e70f6ef | 895 | /* Disable remaining timers */ |
f3dcfada TS |
896 | for (i = cur; i < count; i++) |
897 | alarm_timers[i].name = NULL; | |
3adda04c AJ |
898 | } else { |
899 | show_available_alarms(); | |
900 | exit(1); | |
f3dcfada | 901 | } |
f3dcfada TS |
902 | } |
903 | ||
c8994013 TS |
904 | QEMUClock *rt_clock; |
905 | QEMUClock *vm_clock; | |
906 | ||
907 | static QEMUTimer *active_timers[2]; | |
908 | ||
9596ebb7 | 909 | static QEMUClock *qemu_new_clock(int type) |
8a7ddc38 FB |
910 | { |
911 | QEMUClock *clock; | |
912 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
8a7ddc38 FB |
913 | clock->type = type; |
914 | return clock; | |
915 | } | |
916 | ||
917 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
918 | { | |
919 | QEMUTimer *ts; | |
920 | ||
921 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
922 | ts->clock = clock; | |
923 | ts->cb = cb; | |
924 | ts->opaque = opaque; | |
925 | return ts; | |
926 | } | |
927 | ||
928 | void qemu_free_timer(QEMUTimer *ts) | |
929 | { | |
930 | qemu_free(ts); | |
931 | } | |
932 | ||
933 | /* stop a timer, but do not dealloc it */ | |
934 | void qemu_del_timer(QEMUTimer *ts) | |
935 | { | |
936 | QEMUTimer **pt, *t; | |
937 | ||
938 | /* NOTE: this code must be signal safe because | |
939 | qemu_timer_expired() can be called from a signal. */ | |
940 | pt = &active_timers[ts->clock->type]; | |
941 | for(;;) { | |
942 | t = *pt; | |
943 | if (!t) | |
944 | break; | |
945 | if (t == ts) { | |
946 | *pt = t->next; | |
947 | break; | |
948 | } | |
949 | pt = &t->next; | |
950 | } | |
951 | } | |
952 | ||
953 | /* modify the current timer so that it will be fired when current_time | |
954 | >= expire_time. The corresponding callback will be called. */ | |
955 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
956 | { | |
957 | QEMUTimer **pt, *t; | |
958 | ||
959 | qemu_del_timer(ts); | |
960 | ||
961 | /* add the timer in the sorted list */ | |
962 | /* NOTE: this code must be signal safe because | |
963 | qemu_timer_expired() can be called from a signal. */ | |
964 | pt = &active_timers[ts->clock->type]; | |
965 | for(;;) { | |
966 | t = *pt; | |
967 | if (!t) | |
968 | break; | |
5fafdf24 | 969 | if (t->expire_time > expire_time) |
8a7ddc38 FB |
970 | break; |
971 | pt = &t->next; | |
972 | } | |
973 | ts->expire_time = expire_time; | |
974 | ts->next = *pt; | |
975 | *pt = ts; | |
d5d08334 AZ |
976 | |
977 | /* Rearm if necessary */ | |
2e70f6ef PB |
978 | if (pt == &active_timers[ts->clock->type]) { |
979 | if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) { | |
980 | qemu_rearm_alarm_timer(alarm_timer); | |
981 | } | |
982 | /* Interrupt execution to force deadline recalculation. */ | |
d9f75a4e AL |
983 | if (use_icount) |
984 | qemu_notify_event(); | |
2e70f6ef | 985 | } |
8a7ddc38 FB |
986 | } |
987 | ||
988 | int qemu_timer_pending(QEMUTimer *ts) | |
989 | { | |
990 | QEMUTimer *t; | |
991 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
992 | if (t == ts) | |
993 | return 1; | |
994 | } | |
995 | return 0; | |
996 | } | |
997 | ||
998 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
999 | { | |
1000 | if (!timer_head) | |
1001 | return 0; | |
1002 | return (timer_head->expire_time <= current_time); | |
1003 | } | |
1004 | ||
1005 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
1006 | { | |
1007 | QEMUTimer *ts; | |
3b46e624 | 1008 | |
8a7ddc38 FB |
1009 | for(;;) { |
1010 | ts = *ptimer_head; | |
e95c8d51 | 1011 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
1012 | break; |
1013 | /* remove timer from the list before calling the callback */ | |
1014 | *ptimer_head = ts->next; | |
1015 | ts->next = NULL; | |
3b46e624 | 1016 | |
8a7ddc38 FB |
1017 | /* run the callback (the timer list can be modified) */ |
1018 | ts->cb(ts->opaque); | |
1019 | } | |
1020 | } | |
1021 | ||
1022 | int64_t qemu_get_clock(QEMUClock *clock) | |
1023 | { | |
1024 | switch(clock->type) { | |
1025 | case QEMU_TIMER_REALTIME: | |
1dce7c3c | 1026 | return get_clock() / 1000000; |
8a7ddc38 FB |
1027 | default: |
1028 | case QEMU_TIMER_VIRTUAL: | |
2e70f6ef PB |
1029 | if (use_icount) { |
1030 | return cpu_get_icount(); | |
1031 | } else { | |
1032 | return cpu_get_clock(); | |
1033 | } | |
8a7ddc38 FB |
1034 | } |
1035 | } | |
1036 | ||
1dce7c3c FB |
1037 | static void init_timers(void) |
1038 | { | |
1039 | init_get_clock(); | |
1040 | ticks_per_sec = QEMU_TIMER_BASE; | |
1041 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); | |
1042 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
1043 | } | |
1044 | ||
8a7ddc38 FB |
1045 | /* save a timer */ |
1046 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
1047 | { | |
1048 | uint64_t expire_time; | |
1049 | ||
1050 | if (qemu_timer_pending(ts)) { | |
1051 | expire_time = ts->expire_time; | |
1052 | } else { | |
1053 | expire_time = -1; | |
1054 | } | |
1055 | qemu_put_be64(f, expire_time); | |
1056 | } | |
1057 | ||
1058 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
1059 | { | |
1060 | uint64_t expire_time; | |
1061 | ||
1062 | expire_time = qemu_get_be64(f); | |
1063 | if (expire_time != -1) { | |
1064 | qemu_mod_timer(ts, expire_time); | |
1065 | } else { | |
1066 | qemu_del_timer(ts); | |
1067 | } | |
1068 | } | |
1069 | ||
1070 | static void timer_save(QEMUFile *f, void *opaque) | |
1071 | { | |
1072 | if (cpu_ticks_enabled) { | |
1073 | hw_error("cannot save state if virtual timers are running"); | |
1074 | } | |
bee8d684 TS |
1075 | qemu_put_be64(f, cpu_ticks_offset); |
1076 | qemu_put_be64(f, ticks_per_sec); | |
1077 | qemu_put_be64(f, cpu_clock_offset); | |
8a7ddc38 FB |
1078 | } |
1079 | ||
1080 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
1081 | { | |
c88676f8 | 1082 | if (version_id != 1 && version_id != 2) |
8a7ddc38 FB |
1083 | return -EINVAL; |
1084 | if (cpu_ticks_enabled) { | |
1085 | return -EINVAL; | |
1086 | } | |
bee8d684 TS |
1087 | cpu_ticks_offset=qemu_get_be64(f); |
1088 | ticks_per_sec=qemu_get_be64(f); | |
c88676f8 | 1089 | if (version_id == 2) { |
bee8d684 | 1090 | cpu_clock_offset=qemu_get_be64(f); |
c88676f8 | 1091 | } |
8a7ddc38 FB |
1092 | return 0; |
1093 | } | |
1094 | ||
50317c7f AL |
1095 | static void qemu_event_increment(void); |
1096 | ||
67b915a5 | 1097 | #ifdef _WIN32 |
b9e82a59 BS |
1098 | static void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, |
1099 | DWORD_PTR dwUser, DWORD_PTR dw1, | |
1100 | DWORD_PTR dw2) | |
67b915a5 | 1101 | #else |
8a7ddc38 | 1102 | static void host_alarm_handler(int host_signum) |
67b915a5 | 1103 | #endif |
8a7ddc38 | 1104 | { |
02ba45c5 FB |
1105 | #if 0 |
1106 | #define DISP_FREQ 1000 | |
1107 | { | |
1108 | static int64_t delta_min = INT64_MAX; | |
1109 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
1110 | static int count; | |
1111 | ti = qemu_get_clock(vm_clock); | |
1112 | if (last_clock != 0) { | |
1113 | delta = ti - last_clock; | |
1114 | if (delta < delta_min) | |
1115 | delta_min = delta; | |
1116 | if (delta > delta_max) | |
1117 | delta_max = delta; | |
1118 | delta_cum += delta; | |
1119 | if (++count == DISP_FREQ) { | |
26a76461 | 1120 | printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n", |
02ba45c5 FB |
1121 | muldiv64(delta_min, 1000000, ticks_per_sec), |
1122 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
1123 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
1124 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
1125 | count = 0; | |
1126 | delta_min = INT64_MAX; | |
1127 | delta_max = 0; | |
1128 | delta_cum = 0; | |
1129 | } | |
1130 | } | |
1131 | last_clock = ti; | |
1132 | } | |
1133 | #endif | |
efe75411 | 1134 | if (alarm_has_dynticks(alarm_timer) || |
2e70f6ef PB |
1135 | (!use_icount && |
1136 | qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], | |
1137 | qemu_get_clock(vm_clock))) || | |
8a7ddc38 FB |
1138 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], |
1139 | qemu_get_clock(rt_clock))) { | |
50317c7f | 1140 | qemu_event_increment(); |
e332340a | 1141 | if (alarm_timer) alarm_timer->flags |= ALARM_FLAG_EXPIRED; |
d5d08334 | 1142 | |
d6dc3d42 AL |
1143 | #ifndef CONFIG_IOTHREAD |
1144 | if (next_cpu) { | |
4f8eb8da | 1145 | /* stop the currently executing cpu because a timer occured */ |
d6dc3d42 | 1146 | cpu_exit(next_cpu); |
640f42e4 | 1147 | #ifdef CONFIG_KQEMU |
d6dc3d42 AL |
1148 | if (next_cpu->kqemu_enabled) { |
1149 | kqemu_cpu_interrupt(next_cpu); | |
4f8eb8da | 1150 | } |
ee5605e5 | 1151 | #endif |
4f8eb8da | 1152 | } |
d6dc3d42 | 1153 | #endif |
43b96858 | 1154 | timer_alarm_pending = 1; |
d9f75a4e | 1155 | qemu_notify_event(); |
8a7ddc38 FB |
1156 | } |
1157 | } | |
1158 | ||
2e70f6ef | 1159 | static int64_t qemu_next_deadline(void) |
efe75411 | 1160 | { |
2e70f6ef | 1161 | int64_t delta; |
efe75411 TS |
1162 | |
1163 | if (active_timers[QEMU_TIMER_VIRTUAL]) { | |
2e70f6ef PB |
1164 | delta = active_timers[QEMU_TIMER_VIRTUAL]->expire_time - |
1165 | qemu_get_clock(vm_clock); | |
1166 | } else { | |
1167 | /* To avoid problems with overflow limit this to 2^32. */ | |
1168 | delta = INT32_MAX; | |
efe75411 TS |
1169 | } |
1170 | ||
2e70f6ef PB |
1171 | if (delta < 0) |
1172 | delta = 0; | |
efe75411 | 1173 | |
2e70f6ef PB |
1174 | return delta; |
1175 | } | |
1176 | ||
8632fb9a | 1177 | #if defined(__linux__) || defined(_WIN32) |
2e70f6ef PB |
1178 | static uint64_t qemu_next_deadline_dyntick(void) |
1179 | { | |
1180 | int64_t delta; | |
1181 | int64_t rtdelta; | |
1182 | ||
1183 | if (use_icount) | |
1184 | delta = INT32_MAX; | |
1185 | else | |
1186 | delta = (qemu_next_deadline() + 999) / 1000; | |
1187 | ||
1188 | if (active_timers[QEMU_TIMER_REALTIME]) { | |
1189 | rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time - | |
1190 | qemu_get_clock(rt_clock))*1000; | |
1191 | if (rtdelta < delta) | |
1192 | delta = rtdelta; | |
1193 | } | |
1194 | ||
1195 | if (delta < MIN_TIMER_REARM_US) | |
1196 | delta = MIN_TIMER_REARM_US; | |
1197 | ||
1198 | return delta; | |
efe75411 | 1199 | } |
8632fb9a | 1200 | #endif |
efe75411 | 1201 | |
fd872598 FB |
1202 | #ifndef _WIN32 |
1203 | ||
7183b4b4 AL |
1204 | /* Sets a specific flag */ |
1205 | static int fcntl_setfl(int fd, int flag) | |
1206 | { | |
1207 | int flags; | |
1208 | ||
1209 | flags = fcntl(fd, F_GETFL); | |
1210 | if (flags == -1) | |
1211 | return -errno; | |
1212 | ||
1213 | if (fcntl(fd, F_SETFL, flags | flag) == -1) | |
1214 | return -errno; | |
1215 | ||
1216 | return 0; | |
1217 | } | |
1218 | ||
829309c7 FB |
1219 | #if defined(__linux__) |
1220 | ||
fd872598 FB |
1221 | #define RTC_FREQ 1024 |
1222 | ||
de9a95f0 | 1223 | static void enable_sigio_timer(int fd) |
c8994013 TS |
1224 | { |
1225 | struct sigaction act; | |
1226 | ||
1227 | /* timer signal */ | |
1228 | sigfillset(&act.sa_mask); | |
1229 | act.sa_flags = 0; | |
c8994013 TS |
1230 | act.sa_handler = host_alarm_handler; |
1231 | ||
1232 | sigaction(SIGIO, &act, NULL); | |
7183b4b4 | 1233 | fcntl_setfl(fd, O_ASYNC); |
c8994013 TS |
1234 | fcntl(fd, F_SETOWN, getpid()); |
1235 | } | |
829309c7 | 1236 | |
c40ec5a9 TS |
1237 | static int hpet_start_timer(struct qemu_alarm_timer *t) |
1238 | { | |
1239 | struct hpet_info info; | |
1240 | int r, fd; | |
1241 | ||
1242 | fd = open("/dev/hpet", O_RDONLY); | |
1243 | if (fd < 0) | |
1244 | return -1; | |
1245 | ||
1246 | /* Set frequency */ | |
1247 | r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ); | |
1248 | if (r < 0) { | |
1249 | fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n" | |
1250 | "error, but for better emulation accuracy type:\n" | |
1251 | "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n"); | |
1252 | goto fail; | |
1253 | } | |
1254 | ||
1255 | /* Check capabilities */ | |
1256 | r = ioctl(fd, HPET_INFO, &info); | |
1257 | if (r < 0) | |
1258 | goto fail; | |
1259 | ||
1260 | /* Enable periodic mode */ | |
1261 | r = ioctl(fd, HPET_EPI, 0); | |
1262 | if (info.hi_flags && (r < 0)) | |
1263 | goto fail; | |
1264 | ||
1265 | /* Enable interrupt */ | |
1266 | r = ioctl(fd, HPET_IE_ON, 0); | |
1267 | if (r < 0) | |
1268 | goto fail; | |
1269 | ||
1270 | enable_sigio_timer(fd); | |
fcdc2129 | 1271 | t->priv = (void *)(long)fd; |
c40ec5a9 TS |
1272 | |
1273 | return 0; | |
1274 | fail: | |
1275 | close(fd); | |
1276 | return -1; | |
1277 | } | |
1278 | ||
1279 | static void hpet_stop_timer(struct qemu_alarm_timer *t) | |
1280 | { | |
fcdc2129 | 1281 | int fd = (long)t->priv; |
c40ec5a9 TS |
1282 | |
1283 | close(fd); | |
1284 | } | |
1285 | ||
c8994013 | 1286 | static int rtc_start_timer(struct qemu_alarm_timer *t) |
fd872598 | 1287 | { |
c8994013 | 1288 | int rtc_fd; |
b5a23ad4 | 1289 | unsigned long current_rtc_freq = 0; |
c8994013 | 1290 | |
aeb30be6 | 1291 | TFR(rtc_fd = open("/dev/rtc", O_RDONLY)); |
fd872598 FB |
1292 | if (rtc_fd < 0) |
1293 | return -1; | |
b5a23ad4 AZ |
1294 | ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq); |
1295 | if (current_rtc_freq != RTC_FREQ && | |
1296 | ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
fd872598 FB |
1297 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" |
1298 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
1299 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
1300 | goto fail; | |
1301 | } | |
1302 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
1303 | fail: | |
1304 | close(rtc_fd); | |
1305 | return -1; | |
1306 | } | |
c8994013 TS |
1307 | |
1308 | enable_sigio_timer(rtc_fd); | |
1309 | ||
fcdc2129 | 1310 | t->priv = (void *)(long)rtc_fd; |
c8994013 | 1311 | |
fd872598 FB |
1312 | return 0; |
1313 | } | |
1314 | ||
c8994013 | 1315 | static void rtc_stop_timer(struct qemu_alarm_timer *t) |
829309c7 | 1316 | { |
fcdc2129 | 1317 | int rtc_fd = (long)t->priv; |
c8994013 TS |
1318 | |
1319 | close(rtc_fd); | |
829309c7 FB |
1320 | } |
1321 | ||
efe75411 TS |
1322 | static int dynticks_start_timer(struct qemu_alarm_timer *t) |
1323 | { | |
1324 | struct sigevent ev; | |
1325 | timer_t host_timer; | |
1326 | struct sigaction act; | |
1327 | ||
1328 | sigfillset(&act.sa_mask); | |
1329 | act.sa_flags = 0; | |
efe75411 TS |
1330 | act.sa_handler = host_alarm_handler; |
1331 | ||
1332 | sigaction(SIGALRM, &act, NULL); | |
1333 | ||
9ed415b2 JCD |
1334 | /* |
1335 | * Initialize ev struct to 0 to avoid valgrind complaining | |
1336 | * about uninitialized data in timer_create call | |
1337 | */ | |
1338 | memset(&ev, 0, sizeof(ev)); | |
efe75411 TS |
1339 | ev.sigev_value.sival_int = 0; |
1340 | ev.sigev_notify = SIGEV_SIGNAL; | |
1341 | ev.sigev_signo = SIGALRM; | |
1342 | ||
1343 | if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) { | |
1344 | perror("timer_create"); | |
1345 | ||
1346 | /* disable dynticks */ | |
1347 | fprintf(stderr, "Dynamic Ticks disabled\n"); | |
1348 | ||
1349 | return -1; | |
1350 | } | |
1351 | ||
0399bfe0 | 1352 | t->priv = (void *)(long)host_timer; |
efe75411 TS |
1353 | |
1354 | return 0; | |
1355 | } | |
1356 | ||
1357 | static void dynticks_stop_timer(struct qemu_alarm_timer *t) | |
1358 | { | |
0399bfe0 | 1359 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1360 | |
1361 | timer_delete(host_timer); | |
1362 | } | |
1363 | ||
1364 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t) | |
1365 | { | |
0399bfe0 | 1366 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1367 | struct itimerspec timeout; |
1368 | int64_t nearest_delta_us = INT64_MAX; | |
1369 | int64_t current_us; | |
1370 | ||
1371 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1372 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1373 | return; |
efe75411 | 1374 | |
2e70f6ef | 1375 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1376 | |
1377 | /* check whether a timer is already running */ | |
1378 | if (timer_gettime(host_timer, &timeout)) { | |
1379 | perror("gettime"); | |
1380 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1381 | exit(1); | |
1382 | } | |
1383 | current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000; | |
1384 | if (current_us && current_us <= nearest_delta_us) | |
1385 | return; | |
1386 | ||
1387 | timeout.it_interval.tv_sec = 0; | |
1388 | timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */ | |
1389 | timeout.it_value.tv_sec = nearest_delta_us / 1000000; | |
1390 | timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000; | |
1391 | if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) { | |
1392 | perror("settime"); | |
1393 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1394 | exit(1); | |
1395 | } | |
1396 | } | |
1397 | ||
70744b3a | 1398 | #endif /* defined(__linux__) */ |
231c6586 | 1399 | |
c8994013 TS |
1400 | static int unix_start_timer(struct qemu_alarm_timer *t) |
1401 | { | |
1402 | struct sigaction act; | |
1403 | struct itimerval itv; | |
1404 | int err; | |
1405 | ||
1406 | /* timer signal */ | |
1407 | sigfillset(&act.sa_mask); | |
1408 | act.sa_flags = 0; | |
c8994013 TS |
1409 | act.sa_handler = host_alarm_handler; |
1410 | ||
1411 | sigaction(SIGALRM, &act, NULL); | |
1412 | ||
1413 | itv.it_interval.tv_sec = 0; | |
1414 | /* for i386 kernel 2.6 to get 1 ms */ | |
1415 | itv.it_interval.tv_usec = 999; | |
1416 | itv.it_value.tv_sec = 0; | |
1417 | itv.it_value.tv_usec = 10 * 1000; | |
1418 | ||
1419 | err = setitimer(ITIMER_REAL, &itv, NULL); | |
1420 | if (err) | |
1421 | return -1; | |
1422 | ||
1423 | return 0; | |
1424 | } | |
1425 | ||
1426 | static void unix_stop_timer(struct qemu_alarm_timer *t) | |
1427 | { | |
1428 | struct itimerval itv; | |
1429 | ||
1430 | memset(&itv, 0, sizeof(itv)); | |
1431 | setitimer(ITIMER_REAL, &itv, NULL); | |
1432 | } | |
1433 | ||
829309c7 | 1434 | #endif /* !defined(_WIN32) */ |
fd872598 | 1435 | |
f49e58dc | 1436 | |
c8994013 TS |
1437 | #ifdef _WIN32 |
1438 | ||
1439 | static int win32_start_timer(struct qemu_alarm_timer *t) | |
1440 | { | |
1441 | TIMECAPS tc; | |
1442 | struct qemu_alarm_win32 *data = t->priv; | |
efe75411 | 1443 | UINT flags; |
c8994013 | 1444 | |
c8994013 TS |
1445 | memset(&tc, 0, sizeof(tc)); |
1446 | timeGetDevCaps(&tc, sizeof(tc)); | |
1447 | ||
1448 | if (data->period < tc.wPeriodMin) | |
1449 | data->period = tc.wPeriodMin; | |
1450 | ||
1451 | timeBeginPeriod(data->period); | |
1452 | ||
efe75411 TS |
1453 | flags = TIME_CALLBACK_FUNCTION; |
1454 | if (alarm_has_dynticks(t)) | |
1455 | flags |= TIME_ONESHOT; | |
1456 | else | |
1457 | flags |= TIME_PERIODIC; | |
1458 | ||
c8994013 TS |
1459 | data->timerId = timeSetEvent(1, // interval (ms) |
1460 | data->period, // resolution | |
1461 | host_alarm_handler, // function | |
1462 | (DWORD)t, // parameter | |
efe75411 | 1463 | flags); |
c8994013 TS |
1464 | |
1465 | if (!data->timerId) { | |
1466 | perror("Failed to initialize win32 alarm timer"); | |
c8994013 | 1467 | timeEndPeriod(data->period); |
c8994013 TS |
1468 | return -1; |
1469 | } | |
1470 | ||
c8994013 TS |
1471 | return 0; |
1472 | } | |
1473 | ||
1474 | static void win32_stop_timer(struct qemu_alarm_timer *t) | |
1475 | { | |
1476 | struct qemu_alarm_win32 *data = t->priv; | |
1477 | ||
1478 | timeKillEvent(data->timerId); | |
1479 | timeEndPeriod(data->period); | |
c8994013 TS |
1480 | } |
1481 | ||
efe75411 TS |
1482 | static void win32_rearm_timer(struct qemu_alarm_timer *t) |
1483 | { | |
1484 | struct qemu_alarm_win32 *data = t->priv; | |
1485 | uint64_t nearest_delta_us; | |
1486 | ||
1487 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1488 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1489 | return; |
efe75411 | 1490 | |
2e70f6ef | 1491 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1492 | nearest_delta_us /= 1000; |
1493 | ||
1494 | timeKillEvent(data->timerId); | |
1495 | ||
1496 | data->timerId = timeSetEvent(1, | |
1497 | data->period, | |
1498 | host_alarm_handler, | |
1499 | (DWORD)t, | |
1500 | TIME_ONESHOT | TIME_PERIODIC); | |
1501 | ||
1502 | if (!data->timerId) { | |
1503 | perror("Failed to re-arm win32 alarm timer"); | |
1504 | ||
1505 | timeEndPeriod(data->period); | |
efe75411 TS |
1506 | exit(1); |
1507 | } | |
1508 | } | |
1509 | ||
c8994013 TS |
1510 | #endif /* _WIN32 */ |
1511 | ||
7183b4b4 | 1512 | static int init_timer_alarm(void) |
8a7ddc38 | 1513 | { |
223f0d72 | 1514 | struct qemu_alarm_timer *t = NULL; |
c8994013 | 1515 | int i, err = -1; |
f49e58dc | 1516 | |
c8994013 TS |
1517 | for (i = 0; alarm_timers[i].name; i++) { |
1518 | t = &alarm_timers[i]; | |
1519 | ||
c8994013 TS |
1520 | err = t->start(t); |
1521 | if (!err) | |
1522 | break; | |
67b915a5 | 1523 | } |
fd872598 | 1524 | |
c8994013 | 1525 | if (err) { |
7183b4b4 AL |
1526 | err = -ENOENT; |
1527 | goto fail; | |
67b915a5 | 1528 | } |
c8994013 TS |
1529 | |
1530 | alarm_timer = t; | |
7183b4b4 | 1531 | |
6abfbd79 | 1532 | return 0; |
7183b4b4 AL |
1533 | |
1534 | fail: | |
7183b4b4 | 1535 | return err; |
8a7ddc38 FB |
1536 | } |
1537 | ||
9596ebb7 | 1538 | static void quit_timers(void) |
40c3bac3 | 1539 | { |
c8994013 TS |
1540 | alarm_timer->stop(alarm_timer); |
1541 | alarm_timer = NULL; | |
40c3bac3 FB |
1542 | } |
1543 | ||
f6503059 AZ |
1544 | /***********************************************************/ |
1545 | /* host time/date access */ | |
1546 | void qemu_get_timedate(struct tm *tm, int offset) | |
1547 | { | |
1548 | time_t ti; | |
1549 | struct tm *ret; | |
1550 | ||
1551 | time(&ti); | |
1552 | ti += offset; | |
1553 | if (rtc_date_offset == -1) { | |
1554 | if (rtc_utc) | |
1555 | ret = gmtime(&ti); | |
1556 | else | |
1557 | ret = localtime(&ti); | |
1558 | } else { | |
1559 | ti -= rtc_date_offset; | |
1560 | ret = gmtime(&ti); | |
1561 | } | |
1562 | ||
1563 | memcpy(tm, ret, sizeof(struct tm)); | |
1564 | } | |
1565 | ||
1566 | int qemu_timedate_diff(struct tm *tm) | |
1567 | { | |
1568 | time_t seconds; | |
1569 | ||
1570 | if (rtc_date_offset == -1) | |
1571 | if (rtc_utc) | |
1572 | seconds = mktimegm(tm); | |
1573 | else | |
1574 | seconds = mktime(tm); | |
1575 | else | |
1576 | seconds = mktimegm(tm) + rtc_date_offset; | |
1577 | ||
1578 | return seconds - time(NULL); | |
1579 | } | |
1580 | ||
fd1dff4b | 1581 | #ifdef _WIN32 |
fd1dff4b FB |
1582 | static void socket_cleanup(void) |
1583 | { | |
1584 | WSACleanup(); | |
1585 | } | |
82c643ff | 1586 | |
fd1dff4b FB |
1587 | static int socket_init(void) |
1588 | { | |
1589 | WSADATA Data; | |
1590 | int ret, err; | |
1591 | ||
1592 | ret = WSAStartup(MAKEWORD(2,2), &Data); | |
1593 | if (ret != 0) { | |
1594 | err = WSAGetLastError(); | |
1595 | fprintf(stderr, "WSAStartup: %d\n", err); | |
1596 | return -1; | |
1597 | } | |
1598 | atexit(socket_cleanup); | |
1599 | return 0; | |
1600 | } | |
64b7b733 AJ |
1601 | #endif |
1602 | ||
5db4af8b JK |
1603 | int get_next_param_value(char *buf, int buf_size, |
1604 | const char *tag, const char **pstr) | |
7c9d8e07 FB |
1605 | { |
1606 | const char *p; | |
7c9d8e07 FB |
1607 | char option[128]; |
1608 | ||
5db4af8b | 1609 | p = *pstr; |
7c9d8e07 | 1610 | for(;;) { |
268a362c | 1611 | p = get_opt_name(option, sizeof(option), p, '='); |
7c9d8e07 FB |
1612 | if (*p != '=') |
1613 | break; | |
1614 | p++; | |
1615 | if (!strcmp(tag, option)) { | |
5db4af8b JK |
1616 | *pstr = get_opt_value(buf, buf_size, p); |
1617 | if (**pstr == ',') { | |
1618 | (*pstr)++; | |
1619 | } | |
e4bcb14c | 1620 | return strlen(buf); |
7c9d8e07 | 1621 | } else { |
609497ab | 1622 | p = get_opt_value(NULL, 0, p); |
7c9d8e07 FB |
1623 | } |
1624 | if (*p != ',') | |
1625 | break; | |
1626 | p++; | |
1627 | } | |
1628 | return 0; | |
1629 | } | |
1630 | ||
5db4af8b JK |
1631 | int get_param_value(char *buf, int buf_size, |
1632 | const char *tag, const char *str) | |
1633 | { | |
1634 | return get_next_param_value(buf, buf_size, tag, &str); | |
1635 | } | |
1636 | ||
0aa7a205 JK |
1637 | int check_params(char *buf, int buf_size, |
1638 | const char * const *params, const char *str) | |
e4bcb14c TS |
1639 | { |
1640 | const char *p; | |
0aa7a205 | 1641 | int i; |
e4bcb14c TS |
1642 | |
1643 | p = str; | |
10300216 | 1644 | while (*p != '\0') { |
0aa7a205 | 1645 | p = get_opt_name(buf, buf_size, p, '='); |
ffad4116 | 1646 | if (*p != '=') { |
0aa7a205 | 1647 | return -1; |
ffad4116 | 1648 | } |
e4bcb14c | 1649 | p++; |
0aa7a205 JK |
1650 | for (i = 0; params[i] != NULL; i++) { |
1651 | if (!strcmp(params[i], buf)) { | |
e4bcb14c | 1652 | break; |
0aa7a205 JK |
1653 | } |
1654 | } | |
ffad4116 | 1655 | if (params[i] == NULL) { |
0aa7a205 | 1656 | return -1; |
ffad4116 | 1657 | } |
609497ab | 1658 | p = get_opt_value(NULL, 0, p); |
0aa7a205 | 1659 | if (*p != ',') { |
e4bcb14c | 1660 | break; |
0aa7a205 | 1661 | } |
e4bcb14c TS |
1662 | p++; |
1663 | } | |
0aa7a205 | 1664 | return 0; |
e4bcb14c TS |
1665 | } |
1666 | ||
1ae26a18 AZ |
1667 | /***********************************************************/ |
1668 | /* Bluetooth support */ | |
1669 | static int nb_hcis; | |
1670 | static int cur_hci; | |
1671 | static struct HCIInfo *hci_table[MAX_NICS]; | |
dc72ac14 | 1672 | |
1ae26a18 AZ |
1673 | static struct bt_vlan_s { |
1674 | struct bt_scatternet_s net; | |
1675 | int id; | |
1676 | struct bt_vlan_s *next; | |
1677 | } *first_bt_vlan; | |
1678 | ||
1679 | /* find or alloc a new bluetooth "VLAN" */ | |
674bb261 | 1680 | static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
1ae26a18 AZ |
1681 | { |
1682 | struct bt_vlan_s **pvlan, *vlan; | |
1683 | for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { | |
1684 | if (vlan->id == id) | |
1685 | return &vlan->net; | |
1686 | } | |
1687 | vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); | |
1688 | vlan->id = id; | |
1689 | pvlan = &first_bt_vlan; | |
1690 | while (*pvlan != NULL) | |
1691 | pvlan = &(*pvlan)->next; | |
1692 | *pvlan = vlan; | |
1693 | return &vlan->net; | |
1694 | } | |
1695 | ||
1696 | static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) | |
1697 | { | |
1698 | } | |
1699 | ||
1700 | static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) | |
1701 | { | |
1702 | return -ENOTSUP; | |
1703 | } | |
1704 | ||
1705 | static struct HCIInfo null_hci = { | |
1706 | .cmd_send = null_hci_send, | |
1707 | .sco_send = null_hci_send, | |
1708 | .acl_send = null_hci_send, | |
1709 | .bdaddr_set = null_hci_addr_set, | |
1710 | }; | |
1711 | ||
1712 | struct HCIInfo *qemu_next_hci(void) | |
1713 | { | |
1714 | if (cur_hci == nb_hcis) | |
1715 | return &null_hci; | |
1716 | ||
1717 | return hci_table[cur_hci++]; | |
1718 | } | |
1719 | ||
dc72ac14 AZ |
1720 | static struct HCIInfo *hci_init(const char *str) |
1721 | { | |
1722 | char *endp; | |
1723 | struct bt_scatternet_s *vlan = 0; | |
1724 | ||
1725 | if (!strcmp(str, "null")) | |
1726 | /* null */ | |
1727 | return &null_hci; | |
1728 | else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) | |
1729 | /* host[:hciN] */ | |
1730 | return bt_host_hci(str[4] ? str + 5 : "hci0"); | |
1731 | else if (!strncmp(str, "hci", 3)) { | |
1732 | /* hci[,vlan=n] */ | |
1733 | if (str[3]) { | |
1734 | if (!strncmp(str + 3, ",vlan=", 6)) { | |
1735 | vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); | |
1736 | if (*endp) | |
1737 | vlan = 0; | |
1738 | } | |
1739 | } else | |
1740 | vlan = qemu_find_bt_vlan(0); | |
1741 | if (vlan) | |
1742 | return bt_new_hci(vlan); | |
1743 | } | |
1744 | ||
1745 | fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str); | |
1746 | ||
1747 | return 0; | |
1748 | } | |
1749 | ||
1750 | static int bt_hci_parse(const char *str) | |
1751 | { | |
1752 | struct HCIInfo *hci; | |
1753 | bdaddr_t bdaddr; | |
1754 | ||
1755 | if (nb_hcis >= MAX_NICS) { | |
1756 | fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS); | |
1757 | return -1; | |
1758 | } | |
1759 | ||
1760 | hci = hci_init(str); | |
1761 | if (!hci) | |
1762 | return -1; | |
1763 | ||
1764 | bdaddr.b[0] = 0x52; | |
1765 | bdaddr.b[1] = 0x54; | |
1766 | bdaddr.b[2] = 0x00; | |
1767 | bdaddr.b[3] = 0x12; | |
1768 | bdaddr.b[4] = 0x34; | |
1769 | bdaddr.b[5] = 0x56 + nb_hcis; | |
1770 | hci->bdaddr_set(hci, bdaddr.b); | |
1771 | ||
1772 | hci_table[nb_hcis++] = hci; | |
1773 | ||
1774 | return 0; | |
1775 | } | |
1776 | ||
1777 | static void bt_vhci_add(int vlan_id) | |
1778 | { | |
1779 | struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); | |
1780 | ||
1781 | if (!vlan->slave) | |
1782 | fprintf(stderr, "qemu: warning: adding a VHCI to " | |
1783 | "an empty scatternet %i\n", vlan_id); | |
1784 | ||
1785 | bt_vhci_init(bt_new_hci(vlan)); | |
1786 | } | |
1787 | ||
1788 | static struct bt_device_s *bt_device_add(const char *opt) | |
1789 | { | |
1790 | struct bt_scatternet_s *vlan; | |
1791 | int vlan_id = 0; | |
1792 | char *endp = strstr(opt, ",vlan="); | |
1793 | int len = (endp ? endp - opt : strlen(opt)) + 1; | |
1794 | char devname[10]; | |
1795 | ||
1796 | pstrcpy(devname, MIN(sizeof(devname), len), opt); | |
1797 | ||
1798 | if (endp) { | |
1799 | vlan_id = strtol(endp + 6, &endp, 0); | |
1800 | if (*endp) { | |
1801 | fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n"); | |
1802 | return 0; | |
1803 | } | |
1804 | } | |
1805 | ||
1806 | vlan = qemu_find_bt_vlan(vlan_id); | |
1807 | ||
1808 | if (!vlan->slave) | |
1809 | fprintf(stderr, "qemu: warning: adding a slave device to " | |
1810 | "an empty scatternet %i\n", vlan_id); | |
1811 | ||
1812 | if (!strcmp(devname, "keyboard")) | |
1813 | return bt_keyboard_init(vlan); | |
1814 | ||
1815 | fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname); | |
1816 | return 0; | |
1817 | } | |
1818 | ||
1819 | static int bt_parse(const char *opt) | |
1820 | { | |
1821 | const char *endp, *p; | |
1822 | int vlan; | |
1823 | ||
1824 | if (strstart(opt, "hci", &endp)) { | |
1825 | if (!*endp || *endp == ',') { | |
1826 | if (*endp) | |
1827 | if (!strstart(endp, ",vlan=", 0)) | |
1828 | opt = endp + 1; | |
1829 | ||
1830 | return bt_hci_parse(opt); | |
1831 | } | |
1832 | } else if (strstart(opt, "vhci", &endp)) { | |
1833 | if (!*endp || *endp == ',') { | |
1834 | if (*endp) { | |
1835 | if (strstart(endp, ",vlan=", &p)) { | |
1836 | vlan = strtol(p, (char **) &endp, 0); | |
1837 | if (*endp) { | |
1838 | fprintf(stderr, "qemu: bad scatternet '%s'\n", p); | |
1839 | return 1; | |
1840 | } | |
1841 | } else { | |
1842 | fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); | |
1843 | return 1; | |
1844 | } | |
1845 | } else | |
1846 | vlan = 0; | |
1847 | ||
1848 | bt_vhci_add(vlan); | |
1849 | return 0; | |
1850 | } | |
1851 | } else if (strstart(opt, "device:", &endp)) | |
1852 | return !bt_device_add(endp); | |
1853 | ||
1854 | fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt); | |
1855 | return 1; | |
1856 | } | |
1857 | ||
1ae26a18 AZ |
1858 | /***********************************************************/ |
1859 | /* QEMU Block devices */ | |
1860 | ||
609497ab | 1861 | #define HD_ALIAS "index=%d,media=disk" |
e4bcb14c | 1862 | #define CDROM_ALIAS "index=2,media=cdrom" |
e4bcb14c | 1863 | #define FD_ALIAS "index=%d,if=floppy" |
609497ab AZ |
1864 | #define PFLASH_ALIAS "if=pflash" |
1865 | #define MTD_ALIAS "if=mtd" | |
9d413d1d | 1866 | #define SD_ALIAS "index=0,if=sd" |
e4bcb14c | 1867 | |
7d5aca9e AL |
1868 | static int drive_opt_get_free_idx(void) |
1869 | { | |
1870 | int index; | |
1871 | ||
1872 | for (index = 0; index < MAX_DRIVES; index++) | |
1873 | if (!drives_opt[index].used) { | |
1874 | drives_opt[index].used = 1; | |
1875 | return index; | |
1876 | } | |
1877 | ||
1878 | return -1; | |
1879 | } | |
1880 | ||
1881 | static int drive_get_free_idx(void) | |
1882 | { | |
1883 | int index; | |
1884 | ||
1885 | for (index = 0; index < MAX_DRIVES; index++) | |
1886 | if (!drives_table[index].used) { | |
1887 | drives_table[index].used = 1; | |
1888 | return index; | |
1889 | } | |
1890 | ||
1891 | return -1; | |
1892 | } | |
1893 | ||
4d73cd3b | 1894 | int drive_add(const char *file, const char *fmt, ...) |
e4bcb14c TS |
1895 | { |
1896 | va_list ap; | |
7d5aca9e | 1897 | int index = drive_opt_get_free_idx(); |
e4bcb14c | 1898 | |
7d5aca9e | 1899 | if (nb_drives_opt >= MAX_DRIVES || index == -1) { |
e4bcb14c | 1900 | fprintf(stderr, "qemu: too many drives\n"); |
4d73cd3b | 1901 | return -1; |
e4bcb14c TS |
1902 | } |
1903 | ||
7d5aca9e | 1904 | drives_opt[index].file = file; |
e4bcb14c | 1905 | va_start(ap, fmt); |
7d5aca9e | 1906 | vsnprintf(drives_opt[index].opt, |
609497ab | 1907 | sizeof(drives_opt[0].opt), fmt, ap); |
e4bcb14c TS |
1908 | va_end(ap); |
1909 | ||
7d5aca9e AL |
1910 | nb_drives_opt++; |
1911 | return index; | |
e4bcb14c TS |
1912 | } |
1913 | ||
b01b1111 AL |
1914 | void drive_remove(int index) |
1915 | { | |
1916 | drives_opt[index].used = 0; | |
1917 | nb_drives_opt--; | |
1918 | } | |
1919 | ||
f60d39bc | 1920 | int drive_get_index(BlockInterfaceType type, int bus, int unit) |
e4bcb14c TS |
1921 | { |
1922 | int index; | |
1923 | ||
1924 | /* seek interface, bus and unit */ | |
1925 | ||
7d5aca9e | 1926 | for (index = 0; index < MAX_DRIVES; index++) |
f60d39bc | 1927 | if (drives_table[index].type == type && |
e4bcb14c | 1928 | drives_table[index].bus == bus && |
7d5aca9e AL |
1929 | drives_table[index].unit == unit && |
1930 | drives_table[index].used) | |
e4bcb14c TS |
1931 | return index; |
1932 | ||
1933 | return -1; | |
1934 | } | |
1935 | ||
f60d39bc | 1936 | int drive_get_max_bus(BlockInterfaceType type) |
e4bcb14c TS |
1937 | { |
1938 | int max_bus; | |
1939 | int index; | |
1940 | ||
1941 | max_bus = -1; | |
1942 | for (index = 0; index < nb_drives; index++) { | |
f60d39bc | 1943 | if(drives_table[index].type == type && |
e4bcb14c TS |
1944 | drives_table[index].bus > max_bus) |
1945 | max_bus = drives_table[index].bus; | |
1946 | } | |
1947 | return max_bus; | |
1948 | } | |
1949 | ||
fa879c64 AL |
1950 | const char *drive_get_serial(BlockDriverState *bdrv) |
1951 | { | |
1952 | int index; | |
1953 | ||
1954 | for (index = 0; index < nb_drives; index++) | |
1955 | if (drives_table[index].bdrv == bdrv) | |
1956 | return drives_table[index].serial; | |
1957 | ||
1958 | return "\0"; | |
1959 | } | |
1960 | ||
428c5705 AL |
1961 | BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv) |
1962 | { | |
1963 | int index; | |
1964 | ||
1965 | for (index = 0; index < nb_drives; index++) | |
1966 | if (drives_table[index].bdrv == bdrv) | |
1967 | return drives_table[index].onerror; | |
1968 | ||
cdad4bd8 | 1969 | return BLOCK_ERR_STOP_ENOSPC; |
428c5705 AL |
1970 | } |
1971 | ||
a1620fac AJ |
1972 | static void bdrv_format_print(void *opaque, const char *name) |
1973 | { | |
1974 | fprintf(stderr, " %s", name); | |
1975 | } | |
1976 | ||
b01b1111 AL |
1977 | void drive_uninit(BlockDriverState *bdrv) |
1978 | { | |
1979 | int i; | |
1980 | ||
1981 | for (i = 0; i < MAX_DRIVES; i++) | |
1982 | if (drives_table[i].bdrv == bdrv) { | |
1983 | drives_table[i].bdrv = NULL; | |
1984 | drives_table[i].used = 0; | |
1985 | drive_remove(drives_table[i].drive_opt_idx); | |
1986 | nb_drives--; | |
1987 | break; | |
1988 | } | |
1989 | } | |
1990 | ||
4d73cd3b | 1991 | int drive_init(struct drive_opt *arg, int snapshot, void *opaque) |
e4bcb14c TS |
1992 | { |
1993 | char buf[128]; | |
1994 | char file[1024]; | |
c8522bdf | 1995 | char devname[128]; |
fa879c64 | 1996 | char serial[21]; |
c8522bdf | 1997 | const char *mediastr = ""; |
f60d39bc | 1998 | BlockInterfaceType type; |
e4bcb14c TS |
1999 | enum { MEDIA_DISK, MEDIA_CDROM } media; |
2000 | int bus_id, unit_id; | |
2001 | int cyls, heads, secs, translation; | |
2002 | BlockDriverState *bdrv; | |
1e72d3b7 | 2003 | BlockDriver *drv = NULL; |
4d73cd3b | 2004 | QEMUMachine *machine = opaque; |
e4bcb14c TS |
2005 | int max_devs; |
2006 | int index; | |
33f00271 | 2007 | int cache; |
428c5705 | 2008 | int bdrv_flags, onerror; |
c2cc47a4 | 2009 | const char *devaddr; |
7d5aca9e | 2010 | int drives_table_idx; |
609497ab | 2011 | char *str = arg->opt; |
7ccfb2eb BS |
2012 | static const char * const params[] = { "bus", "unit", "if", "index", |
2013 | "cyls", "heads", "secs", "trans", | |
2014 | "media", "snapshot", "file", | |
c2cc47a4 MA |
2015 | "cache", "format", "serial", |
2016 | "werror", "addr", | |
428c5705 | 2017 | NULL }; |
e4bcb14c | 2018 | |
0aa7a205 | 2019 | if (check_params(buf, sizeof(buf), params, str) < 0) { |
cda94b27 MM |
2020 | fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n", |
2021 | buf, str); | |
e4bcb14c TS |
2022 | return -1; |
2023 | } | |
2024 | ||
2025 | file[0] = 0; | |
2026 | cyls = heads = secs = 0; | |
2027 | bus_id = 0; | |
2028 | unit_id = -1; | |
2029 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2030 | index = -1; | |
0aa217e4 | 2031 | cache = 1; |
e4bcb14c | 2032 | |
c9b1ae2c | 2033 | if (machine->use_scsi) { |
f60d39bc | 2034 | type = IF_SCSI; |
e4bcb14c | 2035 | max_devs = MAX_SCSI_DEVS; |
363a37d5 | 2036 | pstrcpy(devname, sizeof(devname), "scsi"); |
e4bcb14c | 2037 | } else { |
f60d39bc | 2038 | type = IF_IDE; |
e4bcb14c | 2039 | max_devs = MAX_IDE_DEVS; |
363a37d5 | 2040 | pstrcpy(devname, sizeof(devname), "ide"); |
e4bcb14c TS |
2041 | } |
2042 | media = MEDIA_DISK; | |
2043 | ||
2044 | /* extract parameters */ | |
2045 | ||
2046 | if (get_param_value(buf, sizeof(buf), "bus", str)) { | |
2047 | bus_id = strtol(buf, NULL, 0); | |
2048 | if (bus_id < 0) { | |
2049 | fprintf(stderr, "qemu: '%s' invalid bus id\n", str); | |
2050 | return -1; | |
2051 | } | |
2052 | } | |
2053 | ||
2054 | if (get_param_value(buf, sizeof(buf), "unit", str)) { | |
2055 | unit_id = strtol(buf, NULL, 0); | |
2056 | if (unit_id < 0) { | |
2057 | fprintf(stderr, "qemu: '%s' invalid unit id\n", str); | |
2058 | return -1; | |
2059 | } | |
2060 | } | |
2061 | ||
2062 | if (get_param_value(buf, sizeof(buf), "if", str)) { | |
ae45d369 | 2063 | pstrcpy(devname, sizeof(devname), buf); |
e4bcb14c | 2064 | if (!strcmp(buf, "ide")) { |
f60d39bc | 2065 | type = IF_IDE; |
e4bcb14c TS |
2066 | max_devs = MAX_IDE_DEVS; |
2067 | } else if (!strcmp(buf, "scsi")) { | |
f60d39bc | 2068 | type = IF_SCSI; |
e4bcb14c TS |
2069 | max_devs = MAX_SCSI_DEVS; |
2070 | } else if (!strcmp(buf, "floppy")) { | |
f60d39bc | 2071 | type = IF_FLOPPY; |
e4bcb14c TS |
2072 | max_devs = 0; |
2073 | } else if (!strcmp(buf, "pflash")) { | |
f60d39bc | 2074 | type = IF_PFLASH; |
e4bcb14c TS |
2075 | max_devs = 0; |
2076 | } else if (!strcmp(buf, "mtd")) { | |
f60d39bc | 2077 | type = IF_MTD; |
e4bcb14c TS |
2078 | max_devs = 0; |
2079 | } else if (!strcmp(buf, "sd")) { | |
f60d39bc | 2080 | type = IF_SD; |
e4bcb14c | 2081 | max_devs = 0; |
6e02c38d AL |
2082 | } else if (!strcmp(buf, "virtio")) { |
2083 | type = IF_VIRTIO; | |
2084 | max_devs = 0; | |
62d23efa AL |
2085 | } else if (!strcmp(buf, "xen")) { |
2086 | type = IF_XEN; | |
2087 | max_devs = 0; | |
2088 | } else { | |
e4bcb14c TS |
2089 | fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf); |
2090 | return -1; | |
2091 | } | |
2092 | } | |
2093 | ||
2094 | if (get_param_value(buf, sizeof(buf), "index", str)) { | |
2095 | index = strtol(buf, NULL, 0); | |
2096 | if (index < 0) { | |
2097 | fprintf(stderr, "qemu: '%s' invalid index\n", str); | |
2098 | return -1; | |
2099 | } | |
2100 | } | |
2101 | ||
2102 | if (get_param_value(buf, sizeof(buf), "cyls", str)) { | |
2103 | cyls = strtol(buf, NULL, 0); | |
2104 | } | |
2105 | ||
2106 | if (get_param_value(buf, sizeof(buf), "heads", str)) { | |
2107 | heads = strtol(buf, NULL, 0); | |
2108 | } | |
2109 | ||
2110 | if (get_param_value(buf, sizeof(buf), "secs", str)) { | |
2111 | secs = strtol(buf, NULL, 0); | |
2112 | } | |
2113 | ||
2114 | if (cyls || heads || secs) { | |
2115 | if (cyls < 1 || cyls > 16383) { | |
2116 | fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str); | |
2117 | return -1; | |
2118 | } | |
2119 | if (heads < 1 || heads > 16) { | |
2120 | fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str); | |
2121 | return -1; | |
2122 | } | |
2123 | if (secs < 1 || secs > 63) { | |
2124 | fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str); | |
2125 | return -1; | |
2126 | } | |
2127 | } | |
2128 | ||
2129 | if (get_param_value(buf, sizeof(buf), "trans", str)) { | |
2130 | if (!cyls) { | |
2131 | fprintf(stderr, | |
2132 | "qemu: '%s' trans must be used with cyls,heads and secs\n", | |
2133 | str); | |
2134 | return -1; | |
2135 | } | |
2136 | if (!strcmp(buf, "none")) | |
2137 | translation = BIOS_ATA_TRANSLATION_NONE; | |
2138 | else if (!strcmp(buf, "lba")) | |
2139 | translation = BIOS_ATA_TRANSLATION_LBA; | |
2140 | else if (!strcmp(buf, "auto")) | |
2141 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2142 | else { | |
2143 | fprintf(stderr, "qemu: '%s' invalid translation type\n", str); | |
2144 | return -1; | |
2145 | } | |
2146 | } | |
2147 | ||
2148 | if (get_param_value(buf, sizeof(buf), "media", str)) { | |
2149 | if (!strcmp(buf, "disk")) { | |
2150 | media = MEDIA_DISK; | |
2151 | } else if (!strcmp(buf, "cdrom")) { | |
2152 | if (cyls || secs || heads) { | |
2153 | fprintf(stderr, | |
2154 | "qemu: '%s' invalid physical CHS format\n", str); | |
2155 | return -1; | |
2156 | } | |
2157 | media = MEDIA_CDROM; | |
2158 | } else { | |
2159 | fprintf(stderr, "qemu: '%s' invalid media\n", str); | |
2160 | return -1; | |
2161 | } | |
2162 | } | |
2163 | ||
2164 | if (get_param_value(buf, sizeof(buf), "snapshot", str)) { | |
2165 | if (!strcmp(buf, "on")) | |
2166 | snapshot = 1; | |
2167 | else if (!strcmp(buf, "off")) | |
2168 | snapshot = 0; | |
2169 | else { | |
2170 | fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str); | |
2171 | return -1; | |
2172 | } | |
2173 | } | |
2174 | ||
33f00271 | 2175 | if (get_param_value(buf, sizeof(buf), "cache", str)) { |
9f7965c7 | 2176 | if (!strcmp(buf, "off") || !strcmp(buf, "none")) |
33f00271 | 2177 | cache = 0; |
9f7965c7 | 2178 | else if (!strcmp(buf, "writethrough")) |
33f00271 | 2179 | cache = 1; |
9f7965c7 AL |
2180 | else if (!strcmp(buf, "writeback")) |
2181 | cache = 2; | |
33f00271 AZ |
2182 | else { |
2183 | fprintf(stderr, "qemu: invalid cache option\n"); | |
2184 | return -1; | |
2185 | } | |
2186 | } | |
2187 | ||
1e72d3b7 | 2188 | if (get_param_value(buf, sizeof(buf), "format", str)) { |
a1620fac AJ |
2189 | if (strcmp(buf, "?") == 0) { |
2190 | fprintf(stderr, "qemu: Supported formats:"); | |
2191 | bdrv_iterate_format(bdrv_format_print, NULL); | |
2192 | fprintf(stderr, "\n"); | |
2193 | return -1; | |
2194 | } | |
1e72d3b7 AJ |
2195 | drv = bdrv_find_format(buf); |
2196 | if (!drv) { | |
2197 | fprintf(stderr, "qemu: '%s' invalid format\n", buf); | |
2198 | return -1; | |
2199 | } | |
2200 | } | |
2201 | ||
609497ab AZ |
2202 | if (arg->file == NULL) |
2203 | get_param_value(file, sizeof(file), "file", str); | |
2204 | else | |
2205 | pstrcpy(file, sizeof(file), arg->file); | |
e4bcb14c | 2206 | |
fa879c64 AL |
2207 | if (!get_param_value(serial, sizeof(serial), "serial", str)) |
2208 | memset(serial, 0, sizeof(serial)); | |
2209 | ||
cdad4bd8 | 2210 | onerror = BLOCK_ERR_STOP_ENOSPC; |
428c5705 | 2211 | if (get_param_value(buf, sizeof(serial), "werror", str)) { |
869a5c6d | 2212 | if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO) { |
ea8a5d7f | 2213 | fprintf(stderr, "werror is no supported by this format\n"); |
428c5705 AL |
2214 | return -1; |
2215 | } | |
2216 | if (!strcmp(buf, "ignore")) | |
2217 | onerror = BLOCK_ERR_IGNORE; | |
2218 | else if (!strcmp(buf, "enospc")) | |
2219 | onerror = BLOCK_ERR_STOP_ENOSPC; | |
2220 | else if (!strcmp(buf, "stop")) | |
2221 | onerror = BLOCK_ERR_STOP_ANY; | |
2222 | else if (!strcmp(buf, "report")) | |
2223 | onerror = BLOCK_ERR_REPORT; | |
2224 | else { | |
2225 | fprintf(stderr, "qemu: '%s' invalid write error action\n", buf); | |
2226 | return -1; | |
2227 | } | |
2228 | } | |
2229 | ||
c2cc47a4 MA |
2230 | devaddr = NULL; |
2231 | if (get_param_value(buf, sizeof(buf), "addr", str)) { | |
2232 | if (type != IF_VIRTIO) { | |
2233 | fprintf(stderr, "addr is not supported by in '%s'\n", str); | |
2234 | return -1; | |
2235 | } | |
2236 | devaddr = strdup(buf); | |
2237 | } | |
2238 | ||
e4bcb14c TS |
2239 | /* compute bus and unit according index */ |
2240 | ||
2241 | if (index != -1) { | |
2242 | if (bus_id != 0 || unit_id != -1) { | |
2243 | fprintf(stderr, | |
2244 | "qemu: '%s' index cannot be used with bus and unit\n", str); | |
2245 | return -1; | |
2246 | } | |
2247 | if (max_devs == 0) | |
2248 | { | |
2249 | unit_id = index; | |
2250 | bus_id = 0; | |
2251 | } else { | |
2252 | unit_id = index % max_devs; | |
2253 | bus_id = index / max_devs; | |
2254 | } | |
2255 | } | |
2256 | ||
2257 | /* if user doesn't specify a unit_id, | |
2258 | * try to find the first free | |
2259 | */ | |
2260 | ||
2261 | if (unit_id == -1) { | |
2262 | unit_id = 0; | |
f60d39bc | 2263 | while (drive_get_index(type, bus_id, unit_id) != -1) { |
e4bcb14c TS |
2264 | unit_id++; |
2265 | if (max_devs && unit_id >= max_devs) { | |
2266 | unit_id -= max_devs; | |
2267 | bus_id++; | |
2268 | } | |
2269 | } | |
2270 | } | |
2271 | ||
2272 | /* check unit id */ | |
2273 | ||
2274 | if (max_devs && unit_id >= max_devs) { | |
2275 | fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n", | |
2276 | str, unit_id, max_devs - 1); | |
2277 | return -1; | |
2278 | } | |
2279 | ||
2280 | /* | |
2281 | * ignore multiple definitions | |
2282 | */ | |
2283 | ||
f60d39bc | 2284 | if (drive_get_index(type, bus_id, unit_id) != -1) |
4d73cd3b | 2285 | return -2; |
e4bcb14c TS |
2286 | |
2287 | /* init */ | |
2288 | ||
f60d39bc | 2289 | if (type == IF_IDE || type == IF_SCSI) |
c8522bdf | 2290 | mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; |
e6198a70 AZ |
2291 | if (max_devs) |
2292 | snprintf(buf, sizeof(buf), "%s%i%s%i", | |
2293 | devname, bus_id, mediastr, unit_id); | |
2294 | else | |
2295 | snprintf(buf, sizeof(buf), "%s%s%i", | |
2296 | devname, mediastr, unit_id); | |
e4bcb14c | 2297 | bdrv = bdrv_new(buf); |
7d5aca9e AL |
2298 | drives_table_idx = drive_get_free_idx(); |
2299 | drives_table[drives_table_idx].bdrv = bdrv; | |
c2cc47a4 | 2300 | drives_table[drives_table_idx].devaddr = devaddr; |
7d5aca9e AL |
2301 | drives_table[drives_table_idx].type = type; |
2302 | drives_table[drives_table_idx].bus = bus_id; | |
2303 | drives_table[drives_table_idx].unit = unit_id; | |
2304 | drives_table[drives_table_idx].onerror = onerror; | |
b01b1111 | 2305 | drives_table[drives_table_idx].drive_opt_idx = arg - drives_opt; |
e6a6dfe4 | 2306 | strncpy(drives_table[drives_table_idx].serial, serial, sizeof(serial)); |
e4bcb14c TS |
2307 | nb_drives++; |
2308 | ||
f60d39bc | 2309 | switch(type) { |
e4bcb14c TS |
2310 | case IF_IDE: |
2311 | case IF_SCSI: | |
62d23efa | 2312 | case IF_XEN: |
e4bcb14c TS |
2313 | switch(media) { |
2314 | case MEDIA_DISK: | |
2315 | if (cyls != 0) { | |
2316 | bdrv_set_geometry_hint(bdrv, cyls, heads, secs); | |
2317 | bdrv_set_translation_hint(bdrv, translation); | |
2318 | } | |
2319 | break; | |
2320 | case MEDIA_CDROM: | |
2321 | bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM); | |
2322 | break; | |
2323 | } | |
2324 | break; | |
2325 | case IF_SD: | |
2326 | /* FIXME: This isn't really a floppy, but it's a reasonable | |
2327 | approximation. */ | |
2328 | case IF_FLOPPY: | |
2329 | bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY); | |
2330 | break; | |
2331 | case IF_PFLASH: | |
2332 | case IF_MTD: | |
6e02c38d | 2333 | case IF_VIRTIO: |
e4bcb14c | 2334 | break; |
aae9460e PB |
2335 | case IF_COUNT: |
2336 | abort(); | |
e4bcb14c TS |
2337 | } |
2338 | if (!file[0]) | |
4d73cd3b | 2339 | return -2; |
33f00271 | 2340 | bdrv_flags = 0; |
9f7965c7 | 2341 | if (snapshot) { |
33f00271 | 2342 | bdrv_flags |= BDRV_O_SNAPSHOT; |
9f7965c7 AL |
2343 | cache = 2; /* always use write-back with snapshot */ |
2344 | } | |
2345 | if (cache == 0) /* no caching */ | |
2346 | bdrv_flags |= BDRV_O_NOCACHE; | |
2347 | else if (cache == 2) /* write-back */ | |
2348 | bdrv_flags |= BDRV_O_CACHE_WB; | |
c0f4ce77 | 2349 | if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0) { |
e4bcb14c TS |
2350 | fprintf(stderr, "qemu: could not open disk image %s\n", |
2351 | file); | |
2352 | return -1; | |
2353 | } | |
c0f4ce77 AL |
2354 | if (bdrv_key_required(bdrv)) |
2355 | autostart = 0; | |
4d73cd3b | 2356 | return drives_table_idx; |
e4bcb14c TS |
2357 | } |
2358 | ||
268a362c AL |
2359 | static void numa_add(const char *optarg) |
2360 | { | |
2361 | char option[128]; | |
2362 | char *endptr; | |
2363 | unsigned long long value, endvalue; | |
2364 | int nodenr; | |
2365 | ||
2366 | optarg = get_opt_name(option, 128, optarg, ',') + 1; | |
2367 | if (!strcmp(option, "node")) { | |
2368 | if (get_param_value(option, 128, "nodeid", optarg) == 0) { | |
2369 | nodenr = nb_numa_nodes; | |
2370 | } else { | |
2371 | nodenr = strtoull(option, NULL, 10); | |
2372 | } | |
2373 | ||
2374 | if (get_param_value(option, 128, "mem", optarg) == 0) { | |
2375 | node_mem[nodenr] = 0; | |
2376 | } else { | |
2377 | value = strtoull(option, &endptr, 0); | |
2378 | switch (*endptr) { | |
2379 | case 0: case 'M': case 'm': | |
2380 | value <<= 20; | |
2381 | break; | |
2382 | case 'G': case 'g': | |
2383 | value <<= 30; | |
2384 | break; | |
2385 | } | |
2386 | node_mem[nodenr] = value; | |
2387 | } | |
2388 | if (get_param_value(option, 128, "cpus", optarg) == 0) { | |
2389 | node_cpumask[nodenr] = 0; | |
2390 | } else { | |
2391 | value = strtoull(option, &endptr, 10); | |
2392 | if (value >= 64) { | |
2393 | value = 63; | |
2394 | fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); | |
2395 | } else { | |
2396 | if (*endptr == '-') { | |
2397 | endvalue = strtoull(endptr+1, &endptr, 10); | |
2398 | if (endvalue >= 63) { | |
2399 | endvalue = 62; | |
2400 | fprintf(stderr, | |
2401 | "only 63 CPUs in NUMA mode supported.\n"); | |
2402 | } | |
2403 | value = (1 << (endvalue + 1)) - (1 << value); | |
2404 | } else { | |
2405 | value = 1 << value; | |
2406 | } | |
2407 | } | |
2408 | node_cpumask[nodenr] = value; | |
2409 | } | |
2410 | nb_numa_nodes++; | |
2411 | } | |
2412 | return; | |
2413 | } | |
2414 | ||
a594cfbf FB |
2415 | /***********************************************************/ |
2416 | /* USB devices */ | |
2417 | ||
0d92ed30 PB |
2418 | static USBPort *used_usb_ports; |
2419 | static USBPort *free_usb_ports; | |
2420 | ||
2421 | /* ??? Maybe change this to register a hub to keep track of the topology. */ | |
2422 | void qemu_register_usb_port(USBPort *port, void *opaque, int index, | |
2423 | usb_attachfn attach) | |
2424 | { | |
2425 | port->opaque = opaque; | |
2426 | port->index = index; | |
2427 | port->attach = attach; | |
2428 | port->next = free_usb_ports; | |
2429 | free_usb_ports = port; | |
2430 | } | |
2431 | ||
4b096fc9 AL |
2432 | int usb_device_add_dev(USBDevice *dev) |
2433 | { | |
2434 | USBPort *port; | |
2435 | ||
2436 | /* Find a USB port to add the device to. */ | |
2437 | port = free_usb_ports; | |
2438 | if (!port->next) { | |
2439 | USBDevice *hub; | |
2440 | ||
2441 | /* Create a new hub and chain it on. */ | |
2442 | free_usb_ports = NULL; | |
2443 | port->next = used_usb_ports; | |
2444 | used_usb_ports = port; | |
2445 | ||
2446 | hub = usb_hub_init(VM_USB_HUB_SIZE); | |
2447 | usb_attach(port, hub); | |
2448 | port = free_usb_ports; | |
2449 | } | |
2450 | ||
2451 | free_usb_ports = port->next; | |
2452 | port->next = used_usb_ports; | |
2453 | used_usb_ports = port; | |
2454 | usb_attach(port, dev); | |
2455 | return 0; | |
2456 | } | |
2457 | ||
bb5fc20f AL |
2458 | static void usb_msd_password_cb(void *opaque, int err) |
2459 | { | |
2460 | USBDevice *dev = opaque; | |
2461 | ||
2462 | if (!err) | |
2463 | usb_device_add_dev(dev); | |
2464 | else | |
2465 | dev->handle_destroy(dev); | |
2466 | } | |
2467 | ||
c0f4ce77 | 2468 | static int usb_device_add(const char *devname, int is_hotplug) |
a594cfbf FB |
2469 | { |
2470 | const char *p; | |
2471 | USBDevice *dev; | |
a594cfbf | 2472 | |
0d92ed30 | 2473 | if (!free_usb_ports) |
a594cfbf FB |
2474 | return -1; |
2475 | ||
2476 | if (strstart(devname, "host:", &p)) { | |
2477 | dev = usb_host_device_open(p); | |
a594cfbf FB |
2478 | } else if (!strcmp(devname, "mouse")) { |
2479 | dev = usb_mouse_init(); | |
09b26c5e | 2480 | } else if (!strcmp(devname, "tablet")) { |
47b2d338 AZ |
2481 | dev = usb_tablet_init(); |
2482 | } else if (!strcmp(devname, "keyboard")) { | |
2483 | dev = usb_keyboard_init(); | |
2e5d83bb | 2484 | } else if (strstart(devname, "disk:", &p)) { |
c0f4ce77 AL |
2485 | BlockDriverState *bs; |
2486 | ||
bb5fc20f | 2487 | dev = usb_msd_init(p); |
c0f4ce77 AL |
2488 | if (!dev) |
2489 | return -1; | |
bb5fc20f | 2490 | bs = usb_msd_get_bdrv(dev); |
c0f4ce77 AL |
2491 | if (bdrv_key_required(bs)) { |
2492 | autostart = 0; | |
bb5fc20f | 2493 | if (is_hotplug) { |
376253ec AL |
2494 | monitor_read_bdrv_key_start(cur_mon, bs, usb_msd_password_cb, |
2495 | dev); | |
bb5fc20f | 2496 | return 0; |
c0f4ce77 AL |
2497 | } |
2498 | } | |
f6d2a316 AZ |
2499 | } else if (!strcmp(devname, "wacom-tablet")) { |
2500 | dev = usb_wacom_init(); | |
a7954218 AZ |
2501 | } else if (strstart(devname, "serial:", &p)) { |
2502 | dev = usb_serial_init(p); | |
2e4d9fb1 AJ |
2503 | #ifdef CONFIG_BRLAPI |
2504 | } else if (!strcmp(devname, "braille")) { | |
2505 | dev = usb_baum_init(); | |
2506 | #endif | |
6c9f886c | 2507 | } else if (strstart(devname, "net:", &p)) { |
9ad97e65 | 2508 | int nic = nb_nics; |
6c9f886c | 2509 | |
10ae5a7a | 2510 | if (net_client_init(NULL, "nic", p) < 0) |
6c9f886c | 2511 | return -1; |
9ad97e65 AZ |
2512 | nd_table[nic].model = "usb"; |
2513 | dev = usb_net_init(&nd_table[nic]); | |
dc72ac14 AZ |
2514 | } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
2515 | dev = usb_bt_init(devname[2] ? hci_init(p) : | |
2516 | bt_new_hci(qemu_find_bt_vlan(0))); | |
a594cfbf FB |
2517 | } else { |
2518 | return -1; | |
2519 | } | |
0d92ed30 PB |
2520 | if (!dev) |
2521 | return -1; | |
2522 | ||
4b096fc9 | 2523 | return usb_device_add_dev(dev); |
a594cfbf FB |
2524 | } |
2525 | ||
1f3870ab | 2526 | int usb_device_del_addr(int bus_num, int addr) |
a594cfbf | 2527 | { |
0d92ed30 PB |
2528 | USBPort *port; |
2529 | USBPort **lastp; | |
059809e4 | 2530 | USBDevice *dev; |
a594cfbf | 2531 | |
0d92ed30 | 2532 | if (!used_usb_ports) |
a594cfbf FB |
2533 | return -1; |
2534 | ||
a594cfbf FB |
2535 | if (bus_num != 0) |
2536 | return -1; | |
0d92ed30 PB |
2537 | |
2538 | lastp = &used_usb_ports; | |
2539 | port = used_usb_ports; | |
2540 | while (port && port->dev->addr != addr) { | |
2541 | lastp = &port->next; | |
2542 | port = port->next; | |
a594cfbf | 2543 | } |
0d92ed30 PB |
2544 | |
2545 | if (!port) | |
a594cfbf | 2546 | return -1; |
0d92ed30 | 2547 | |
059809e4 | 2548 | dev = port->dev; |
0d92ed30 PB |
2549 | *lastp = port->next; |
2550 | usb_attach(port, NULL); | |
059809e4 | 2551 | dev->handle_destroy(dev); |
0d92ed30 PB |
2552 | port->next = free_usb_ports; |
2553 | free_usb_ports = port; | |
a594cfbf FB |
2554 | return 0; |
2555 | } | |
2556 | ||
1f3870ab AL |
2557 | static int usb_device_del(const char *devname) |
2558 | { | |
2559 | int bus_num, addr; | |
2560 | const char *p; | |
2561 | ||
5d0c5750 AL |
2562 | if (strstart(devname, "host:", &p)) |
2563 | return usb_host_device_close(p); | |
2564 | ||
1f3870ab AL |
2565 | if (!used_usb_ports) |
2566 | return -1; | |
2567 | ||
2568 | p = strchr(devname, '.'); | |
2569 | if (!p) | |
2570 | return -1; | |
2571 | bus_num = strtoul(devname, NULL, 0); | |
2572 | addr = strtoul(p + 1, NULL, 0); | |
2573 | ||
2574 | return usb_device_del_addr(bus_num, addr); | |
2575 | } | |
2576 | ||
376253ec | 2577 | void do_usb_add(Monitor *mon, const char *devname) |
a594cfbf | 2578 | { |
c0f4ce77 | 2579 | usb_device_add(devname, 1); |
a594cfbf FB |
2580 | } |
2581 | ||
376253ec | 2582 | void do_usb_del(Monitor *mon, const char *devname) |
a594cfbf | 2583 | { |
4b096fc9 | 2584 | usb_device_del(devname); |
a594cfbf FB |
2585 | } |
2586 | ||
376253ec | 2587 | void usb_info(Monitor *mon) |
a594cfbf FB |
2588 | { |
2589 | USBDevice *dev; | |
0d92ed30 | 2590 | USBPort *port; |
a594cfbf FB |
2591 | const char *speed_str; |
2592 | ||
0d92ed30 | 2593 | if (!usb_enabled) { |
376253ec | 2594 | monitor_printf(mon, "USB support not enabled\n"); |
a594cfbf FB |
2595 | return; |
2596 | } | |
2597 | ||
0d92ed30 PB |
2598 | for (port = used_usb_ports; port; port = port->next) { |
2599 | dev = port->dev; | |
2600 | if (!dev) | |
2601 | continue; | |
2602 | switch(dev->speed) { | |
5fafdf24 TS |
2603 | case USB_SPEED_LOW: |
2604 | speed_str = "1.5"; | |
0d92ed30 | 2605 | break; |
5fafdf24 TS |
2606 | case USB_SPEED_FULL: |
2607 | speed_str = "12"; | |
0d92ed30 | 2608 | break; |
5fafdf24 TS |
2609 | case USB_SPEED_HIGH: |
2610 | speed_str = "480"; | |
0d92ed30 PB |
2611 | break; |
2612 | default: | |
5fafdf24 | 2613 | speed_str = "?"; |
0d92ed30 | 2614 | break; |
a594cfbf | 2615 | } |
376253ec AL |
2616 | monitor_printf(mon, " Device %d.%d, Speed %s Mb/s, Product %s\n", |
2617 | 0, dev->addr, speed_str, dev->devname); | |
a594cfbf FB |
2618 | } |
2619 | } | |
2620 | ||
201a51fc AZ |
2621 | /***********************************************************/ |
2622 | /* PCMCIA/Cardbus */ | |
2623 | ||
2624 | static struct pcmcia_socket_entry_s { | |
bc24a225 | 2625 | PCMCIASocket *socket; |
201a51fc AZ |
2626 | struct pcmcia_socket_entry_s *next; |
2627 | } *pcmcia_sockets = 0; | |
2628 | ||
bc24a225 | 2629 | void pcmcia_socket_register(PCMCIASocket *socket) |
201a51fc AZ |
2630 | { |
2631 | struct pcmcia_socket_entry_s *entry; | |
2632 | ||
2633 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
2634 | entry->socket = socket; | |
2635 | entry->next = pcmcia_sockets; | |
2636 | pcmcia_sockets = entry; | |
2637 | } | |
2638 | ||
bc24a225 | 2639 | void pcmcia_socket_unregister(PCMCIASocket *socket) |
201a51fc AZ |
2640 | { |
2641 | struct pcmcia_socket_entry_s *entry, **ptr; | |
2642 | ||
2643 | ptr = &pcmcia_sockets; | |
2644 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
2645 | if (entry->socket == socket) { | |
2646 | *ptr = entry->next; | |
2647 | qemu_free(entry); | |
2648 | } | |
2649 | } | |
2650 | ||
376253ec | 2651 | void pcmcia_info(Monitor *mon) |
201a51fc AZ |
2652 | { |
2653 | struct pcmcia_socket_entry_s *iter; | |
376253ec | 2654 | |
201a51fc | 2655 | if (!pcmcia_sockets) |
376253ec | 2656 | monitor_printf(mon, "No PCMCIA sockets\n"); |
201a51fc AZ |
2657 | |
2658 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
376253ec AL |
2659 | monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, |
2660 | iter->socket->attached ? iter->socket->card_string : | |
2661 | "Empty"); | |
201a51fc AZ |
2662 | } |
2663 | ||
2ff89790 | 2664 | /***********************************************************/ |
3023f332 AL |
2665 | /* register display */ |
2666 | ||
7b5d76da AL |
2667 | struct DisplayAllocator default_allocator = { |
2668 | defaultallocator_create_displaysurface, | |
2669 | defaultallocator_resize_displaysurface, | |
2670 | defaultallocator_free_displaysurface | |
2671 | }; | |
2672 | ||
3023f332 AL |
2673 | void register_displaystate(DisplayState *ds) |
2674 | { | |
2675 | DisplayState **s; | |
2676 | s = &display_state; | |
2677 | while (*s != NULL) | |
2678 | s = &(*s)->next; | |
2679 | ds->next = NULL; | |
2680 | *s = ds; | |
2681 | } | |
2682 | ||
2683 | DisplayState *get_displaystate(void) | |
2684 | { | |
2685 | return display_state; | |
2686 | } | |
2687 | ||
7b5d76da AL |
2688 | DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da) |
2689 | { | |
2690 | if(ds->allocator == &default_allocator) ds->allocator = da; | |
2691 | return ds->allocator; | |
2692 | } | |
2693 | ||
2ff89790 TS |
2694 | /* dumb display */ |
2695 | ||
8f391ab4 | 2696 | static void dumb_display_init(void) |
2ff89790 | 2697 | { |
8f391ab4 | 2698 | DisplayState *ds = qemu_mallocz(sizeof(DisplayState)); |
7b5d76da AL |
2699 | ds->allocator = &default_allocator; |
2700 | ds->surface = qemu_create_displaysurface(ds, 640, 480); | |
8f391ab4 | 2701 | register_displaystate(ds); |
2ff89790 TS |
2702 | } |
2703 | ||
8a7ddc38 FB |
2704 | /***********************************************************/ |
2705 | /* I/O handling */ | |
0824d6fc | 2706 | |
c4b1fcc0 FB |
2707 | typedef struct IOHandlerRecord { |
2708 | int fd; | |
7c9d8e07 FB |
2709 | IOCanRWHandler *fd_read_poll; |
2710 | IOHandler *fd_read; | |
2711 | IOHandler *fd_write; | |
cafffd40 | 2712 | int deleted; |
c4b1fcc0 FB |
2713 | void *opaque; |
2714 | /* temporary data */ | |
2715 | struct pollfd *ufd; | |
8a7ddc38 | 2716 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
2717 | } IOHandlerRecord; |
2718 | ||
8a7ddc38 | 2719 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 2720 | |
7c9d8e07 FB |
2721 | /* XXX: fd_read_poll should be suppressed, but an API change is |
2722 | necessary in the character devices to suppress fd_can_read(). */ | |
5fafdf24 TS |
2723 | int qemu_set_fd_handler2(int fd, |
2724 | IOCanRWHandler *fd_read_poll, | |
2725 | IOHandler *fd_read, | |
2726 | IOHandler *fd_write, | |
7c9d8e07 | 2727 | void *opaque) |
c4b1fcc0 | 2728 | { |
7c9d8e07 | 2729 | IOHandlerRecord **pioh, *ioh; |
c4b1fcc0 | 2730 | |
7c9d8e07 FB |
2731 | if (!fd_read && !fd_write) { |
2732 | pioh = &first_io_handler; | |
2733 | for(;;) { | |
2734 | ioh = *pioh; | |
2735 | if (ioh == NULL) | |
2736 | break; | |
2737 | if (ioh->fd == fd) { | |
cafffd40 | 2738 | ioh->deleted = 1; |
7c9d8e07 FB |
2739 | break; |
2740 | } | |
2741 | pioh = &ioh->next; | |
2742 | } | |
2743 | } else { | |
2744 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
2745 | if (ioh->fd == fd) | |
2746 | goto found; | |
2747 | } | |
2748 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
7c9d8e07 FB |
2749 | ioh->next = first_io_handler; |
2750 | first_io_handler = ioh; | |
2751 | found: | |
2752 | ioh->fd = fd; | |
2753 | ioh->fd_read_poll = fd_read_poll; | |
2754 | ioh->fd_read = fd_read; | |
2755 | ioh->fd_write = fd_write; | |
2756 | ioh->opaque = opaque; | |
cafffd40 | 2757 | ioh->deleted = 0; |
7c9d8e07 | 2758 | } |
c4b1fcc0 FB |
2759 | return 0; |
2760 | } | |
2761 | ||
5fafdf24 TS |
2762 | int qemu_set_fd_handler(int fd, |
2763 | IOHandler *fd_read, | |
2764 | IOHandler *fd_write, | |
7c9d8e07 | 2765 | void *opaque) |
8a7ddc38 | 2766 | { |
7c9d8e07 | 2767 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
8a7ddc38 FB |
2768 | } |
2769 | ||
56f3a5d0 | 2770 | #ifdef _WIN32 |
f331110f FB |
2771 | /***********************************************************/ |
2772 | /* Polling handling */ | |
2773 | ||
2774 | typedef struct PollingEntry { | |
2775 | PollingFunc *func; | |
2776 | void *opaque; | |
2777 | struct PollingEntry *next; | |
2778 | } PollingEntry; | |
2779 | ||
2780 | static PollingEntry *first_polling_entry; | |
2781 | ||
2782 | int qemu_add_polling_cb(PollingFunc *func, void *opaque) | |
2783 | { | |
2784 | PollingEntry **ppe, *pe; | |
2785 | pe = qemu_mallocz(sizeof(PollingEntry)); | |
f331110f FB |
2786 | pe->func = func; |
2787 | pe->opaque = opaque; | |
2788 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); | |
2789 | *ppe = pe; | |
2790 | return 0; | |
2791 | } | |
2792 | ||
2793 | void qemu_del_polling_cb(PollingFunc *func, void *opaque) | |
2794 | { | |
2795 | PollingEntry **ppe, *pe; | |
2796 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { | |
2797 | pe = *ppe; | |
2798 | if (pe->func == func && pe->opaque == opaque) { | |
2799 | *ppe = pe->next; | |
2800 | qemu_free(pe); | |
2801 | break; | |
2802 | } | |
2803 | } | |
2804 | } | |
2805 | ||
a18e524a FB |
2806 | /***********************************************************/ |
2807 | /* Wait objects support */ | |
2808 | typedef struct WaitObjects { | |
2809 | int num; | |
2810 | HANDLE events[MAXIMUM_WAIT_OBJECTS + 1]; | |
2811 | WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1]; | |
2812 | void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; | |
2813 | } WaitObjects; | |
2814 | ||
2815 | static WaitObjects wait_objects = {0}; | |
3b46e624 | 2816 | |
a18e524a FB |
2817 | int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
2818 | { | |
2819 | WaitObjects *w = &wait_objects; | |
2820 | ||
2821 | if (w->num >= MAXIMUM_WAIT_OBJECTS) | |
2822 | return -1; | |
2823 | w->events[w->num] = handle; | |
2824 | w->func[w->num] = func; | |
2825 | w->opaque[w->num] = opaque; | |
2826 | w->num++; | |
2827 | return 0; | |
2828 | } | |
2829 | ||
2830 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
2831 | { | |
2832 | int i, found; | |
2833 | WaitObjects *w = &wait_objects; | |
2834 | ||
2835 | found = 0; | |
2836 | for (i = 0; i < w->num; i++) { | |
2837 | if (w->events[i] == handle) | |
2838 | found = 1; | |
2839 | if (found) { | |
2840 | w->events[i] = w->events[i + 1]; | |
2841 | w->func[i] = w->func[i + 1]; | |
2842 | w->opaque[i] = w->opaque[i + 1]; | |
3b46e624 | 2843 | } |
a18e524a FB |
2844 | } |
2845 | if (found) | |
2846 | w->num--; | |
2847 | } | |
2848 | #endif | |
2849 | ||
8a7ddc38 FB |
2850 | /***********************************************************/ |
2851 | /* ram save/restore */ | |
2852 | ||
8a7ddc38 FB |
2853 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
2854 | { | |
2855 | int v; | |
2856 | ||
2857 | v = qemu_get_byte(f); | |
2858 | switch(v) { | |
2859 | case 0: | |
2860 | if (qemu_get_buffer(f, buf, len) != len) | |
2861 | return -EIO; | |
2862 | break; | |
2863 | case 1: | |
2864 | v = qemu_get_byte(f); | |
2865 | memset(buf, v, len); | |
2866 | break; | |
2867 | default: | |
2868 | return -EINVAL; | |
2869 | } | |
871d2f07 AL |
2870 | |
2871 | if (qemu_file_has_error(f)) | |
2872 | return -EIO; | |
2873 | ||
8a7ddc38 FB |
2874 | return 0; |
2875 | } | |
2876 | ||
c88676f8 FB |
2877 | static int ram_load_v1(QEMUFile *f, void *opaque) |
2878 | { | |
00f82b8a AJ |
2879 | int ret; |
2880 | ram_addr_t i; | |
c88676f8 | 2881 | |
94a6b54f | 2882 | if (qemu_get_be32(f) != last_ram_offset) |
c88676f8 | 2883 | return -EINVAL; |
94a6b54f | 2884 | for(i = 0; i < last_ram_offset; i+= TARGET_PAGE_SIZE) { |
5579c7f3 | 2885 | ret = ram_get_page(f, qemu_get_ram_ptr(i), TARGET_PAGE_SIZE); |
c88676f8 FB |
2886 | if (ret) |
2887 | return ret; | |
2888 | } | |
2889 | return 0; | |
2890 | } | |
2891 | ||
2892 | #define BDRV_HASH_BLOCK_SIZE 1024 | |
2893 | #define IOBUF_SIZE 4096 | |
2894 | #define RAM_CBLOCK_MAGIC 0xfabe | |
2895 | ||
c88676f8 FB |
2896 | typedef struct RamDecompressState { |
2897 | z_stream zstream; | |
2898 | QEMUFile *f; | |
2899 | uint8_t buf[IOBUF_SIZE]; | |
2900 | } RamDecompressState; | |
2901 | ||
2902 | static int ram_decompress_open(RamDecompressState *s, QEMUFile *f) | |
2903 | { | |
2904 | int ret; | |
2905 | memset(s, 0, sizeof(*s)); | |
2906 | s->f = f; | |
2907 | ret = inflateInit(&s->zstream); | |
2908 | if (ret != Z_OK) | |
2909 | return -1; | |
2910 | return 0; | |
2911 | } | |
2912 | ||
2913 | static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len) | |
2914 | { | |
2915 | int ret, clen; | |
2916 | ||
2917 | s->zstream.avail_out = len; | |
2918 | s->zstream.next_out = buf; | |
2919 | while (s->zstream.avail_out > 0) { | |
2920 | if (s->zstream.avail_in == 0) { | |
2921 | if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC) | |
2922 | return -1; | |
2923 | clen = qemu_get_be16(s->f); | |
2924 | if (clen > IOBUF_SIZE) | |
2925 | return -1; | |
2926 | qemu_get_buffer(s->f, s->buf, clen); | |
2927 | s->zstream.avail_in = clen; | |
2928 | s->zstream.next_in = s->buf; | |
2929 | } | |
2930 | ret = inflate(&s->zstream, Z_PARTIAL_FLUSH); | |
2931 | if (ret != Z_OK && ret != Z_STREAM_END) { | |
2932 | return -1; | |
2933 | } | |
2934 | } | |
2935 | return 0; | |
2936 | } | |
2937 | ||
2938 | static void ram_decompress_close(RamDecompressState *s) | |
2939 | { | |
2940 | inflateEnd(&s->zstream); | |
2941 | } | |
2942 | ||
475e4277 AL |
2943 | #define RAM_SAVE_FLAG_FULL 0x01 |
2944 | #define RAM_SAVE_FLAG_COMPRESS 0x02 | |
2945 | #define RAM_SAVE_FLAG_MEM_SIZE 0x04 | |
2946 | #define RAM_SAVE_FLAG_PAGE 0x08 | |
2947 | #define RAM_SAVE_FLAG_EOS 0x10 | |
2948 | ||
2949 | static int is_dup_page(uint8_t *page, uint8_t ch) | |
8a7ddc38 | 2950 | { |
475e4277 AL |
2951 | uint32_t val = ch << 24 | ch << 16 | ch << 8 | ch; |
2952 | uint32_t *array = (uint32_t *)page; | |
2953 | int i; | |
3b46e624 | 2954 | |
475e4277 AL |
2955 | for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) { |
2956 | if (array[i] != val) | |
2957 | return 0; | |
2958 | } | |
2959 | ||
2960 | return 1; | |
2961 | } | |
2962 | ||
2963 | static int ram_save_block(QEMUFile *f) | |
2964 | { | |
2965 | static ram_addr_t current_addr = 0; | |
2966 | ram_addr_t saved_addr = current_addr; | |
2967 | ram_addr_t addr = 0; | |
2968 | int found = 0; | |
2969 | ||
94a6b54f | 2970 | while (addr < last_ram_offset) { |
475e4277 | 2971 | if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) { |
5579c7f3 | 2972 | uint8_t *p; |
475e4277 AL |
2973 | |
2974 | cpu_physical_memory_reset_dirty(current_addr, | |
2975 | current_addr + TARGET_PAGE_SIZE, | |
2976 | MIGRATION_DIRTY_FLAG); | |
2977 | ||
5579c7f3 | 2978 | p = qemu_get_ram_ptr(current_addr); |
475e4277 | 2979 | |
5579c7f3 | 2980 | if (is_dup_page(p, *p)) { |
475e4277 | 2981 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_COMPRESS); |
5579c7f3 | 2982 | qemu_put_byte(f, *p); |
475e4277 AL |
2983 | } else { |
2984 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_PAGE); | |
5579c7f3 | 2985 | qemu_put_buffer(f, p, TARGET_PAGE_SIZE); |
c88676f8 | 2986 | } |
475e4277 AL |
2987 | |
2988 | found = 1; | |
2989 | break; | |
c88676f8 | 2990 | } |
475e4277 | 2991 | addr += TARGET_PAGE_SIZE; |
94a6b54f | 2992 | current_addr = (saved_addr + addr) % last_ram_offset; |
8a7ddc38 | 2993 | } |
475e4277 AL |
2994 | |
2995 | return found; | |
8a7ddc38 FB |
2996 | } |
2997 | ||
9f9e28cd | 2998 | static uint64_t bytes_transferred = 0; |
475e4277 AL |
2999 | |
3000 | static ram_addr_t ram_save_remaining(void) | |
3001 | { | |
3002 | ram_addr_t addr; | |
3003 | ram_addr_t count = 0; | |
3004 | ||
94a6b54f | 3005 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3006 | if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3007 | count++; | |
3008 | } | |
3009 | ||
3010 | return count; | |
3011 | } | |
3012 | ||
9f9e28cd GC |
3013 | uint64_t ram_bytes_remaining(void) |
3014 | { | |
3015 | return ram_save_remaining() * TARGET_PAGE_SIZE; | |
3016 | } | |
3017 | ||
3018 | uint64_t ram_bytes_transferred(void) | |
3019 | { | |
3020 | return bytes_transferred; | |
3021 | } | |
3022 | ||
3023 | uint64_t ram_bytes_total(void) | |
3024 | { | |
3025 | return last_ram_offset; | |
3026 | } | |
3027 | ||
475e4277 AL |
3028 | static int ram_save_live(QEMUFile *f, int stage, void *opaque) |
3029 | { | |
3030 | ram_addr_t addr; | |
a0a3fd60 GC |
3031 | uint64_t bytes_transferred_last; |
3032 | double bwidth = 0; | |
3033 | uint64_t expected_time = 0; | |
475e4277 | 3034 | |
9fa06385 | 3035 | if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) { |
b0a46a33 JK |
3036 | qemu_file_set_error(f); |
3037 | return 0; | |
3038 | } | |
3039 | ||
475e4277 AL |
3040 | if (stage == 1) { |
3041 | /* Make sure all dirty bits are set */ | |
94a6b54f | 3042 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3043 | if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3044 | cpu_physical_memory_set_dirty(addr); | |
3045 | } | |
b0a46a33 | 3046 | |
475e4277 AL |
3047 | /* Enable dirty memory tracking */ |
3048 | cpu_physical_memory_set_dirty_tracking(1); | |
3049 | ||
94a6b54f | 3050 | qemu_put_be64(f, last_ram_offset | RAM_SAVE_FLAG_MEM_SIZE); |
475e4277 AL |
3051 | } |
3052 | ||
a0a3fd60 GC |
3053 | bytes_transferred_last = bytes_transferred; |
3054 | bwidth = get_clock(); | |
3055 | ||
475e4277 AL |
3056 | while (!qemu_file_rate_limit(f)) { |
3057 | int ret; | |
3058 | ||
3059 | ret = ram_save_block(f); | |
9f9e28cd | 3060 | bytes_transferred += ret * TARGET_PAGE_SIZE; |
475e4277 AL |
3061 | if (ret == 0) /* no more blocks */ |
3062 | break; | |
3063 | } | |
3064 | ||
a0a3fd60 GC |
3065 | bwidth = get_clock() - bwidth; |
3066 | bwidth = (bytes_transferred - bytes_transferred_last) / bwidth; | |
3067 | ||
3068 | /* if we haven't transferred anything this round, force expected_time to a | |
3069 | * a very high value, but without crashing */ | |
3070 | if (bwidth == 0) | |
3071 | bwidth = 0.000001; | |
3072 | ||
475e4277 AL |
3073 | /* try transferring iterative blocks of memory */ |
3074 | ||
3075 | if (stage == 3) { | |
475e4277 AL |
3076 | |
3077 | /* flush all remaining blocks regardless of rate limiting */ | |
9f9e28cd GC |
3078 | while (ram_save_block(f) != 0) { |
3079 | bytes_transferred += TARGET_PAGE_SIZE; | |
3080 | } | |
8215e914 | 3081 | cpu_physical_memory_set_dirty_tracking(0); |
475e4277 AL |
3082 | } |
3083 | ||
3084 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); | |
3085 | ||
a0a3fd60 GC |
3086 | expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth; |
3087 | ||
3088 | return (stage == 2) && (expected_time <= migrate_max_downtime()); | |
475e4277 AL |
3089 | } |
3090 | ||
3091 | static int ram_load_dead(QEMUFile *f, void *opaque) | |
8a7ddc38 | 3092 | { |
c88676f8 FB |
3093 | RamDecompressState s1, *s = &s1; |
3094 | uint8_t buf[10]; | |
00f82b8a | 3095 | ram_addr_t i; |
8a7ddc38 | 3096 | |
c88676f8 FB |
3097 | if (ram_decompress_open(s, f) < 0) |
3098 | return -EINVAL; | |
94a6b54f | 3099 | for(i = 0; i < last_ram_offset; i+= BDRV_HASH_BLOCK_SIZE) { |
c88676f8 FB |
3100 | if (ram_decompress_buf(s, buf, 1) < 0) { |
3101 | fprintf(stderr, "Error while reading ram block header\n"); | |
3102 | goto error; | |
3103 | } | |
3104 | if (buf[0] == 0) { | |
5579c7f3 PB |
3105 | if (ram_decompress_buf(s, qemu_get_ram_ptr(i), |
3106 | BDRV_HASH_BLOCK_SIZE) < 0) { | |
00f82b8a | 3107 | fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i); |
c88676f8 FB |
3108 | goto error; |
3109 | } | |
475e4277 | 3110 | } else { |
c88676f8 FB |
3111 | error: |
3112 | printf("Error block header\n"); | |
3113 | return -EINVAL; | |
3114 | } | |
8a7ddc38 | 3115 | } |
c88676f8 | 3116 | ram_decompress_close(s); |
475e4277 AL |
3117 | |
3118 | return 0; | |
3119 | } | |
3120 | ||
3121 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
3122 | { | |
3123 | ram_addr_t addr; | |
3124 | int flags; | |
3125 | ||
3126 | if (version_id == 1) | |
3127 | return ram_load_v1(f, opaque); | |
3128 | ||
3129 | if (version_id == 2) { | |
94a6b54f | 3130 | if (qemu_get_be32(f) != last_ram_offset) |
475e4277 AL |
3131 | return -EINVAL; |
3132 | return ram_load_dead(f, opaque); | |
3133 | } | |
3134 | ||
3135 | if (version_id != 3) | |
3136 | return -EINVAL; | |
3137 | ||
3138 | do { | |
3139 | addr = qemu_get_be64(f); | |
3140 | ||
3141 | flags = addr & ~TARGET_PAGE_MASK; | |
3142 | addr &= TARGET_PAGE_MASK; | |
3143 | ||
3144 | if (flags & RAM_SAVE_FLAG_MEM_SIZE) { | |
94a6b54f | 3145 | if (addr != last_ram_offset) |
475e4277 AL |
3146 | return -EINVAL; |
3147 | } | |
3148 | ||
3149 | if (flags & RAM_SAVE_FLAG_FULL) { | |
3150 | if (ram_load_dead(f, opaque) < 0) | |
3151 | return -EINVAL; | |
3152 | } | |
3153 | ||
3154 | if (flags & RAM_SAVE_FLAG_COMPRESS) { | |
3155 | uint8_t ch = qemu_get_byte(f); | |
779c6bef AL |
3156 | memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE); |
3157 | #ifndef _WIN32 | |
30868442 AL |
3158 | if (ch == 0 && |
3159 | (!kvm_enabled() || kvm_has_sync_mmu())) { | |
3160 | madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE, MADV_DONTNEED); | |
779c6bef | 3161 | } |
30868442 | 3162 | #endif |
475e4277 | 3163 | } else if (flags & RAM_SAVE_FLAG_PAGE) |
5579c7f3 | 3164 | qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE); |
475e4277 AL |
3165 | } while (!(flags & RAM_SAVE_FLAG_EOS)); |
3166 | ||
8a7ddc38 FB |
3167 | return 0; |
3168 | } | |
3169 | ||
9e472e10 AL |
3170 | void qemu_service_io(void) |
3171 | { | |
d9f75a4e | 3172 | qemu_notify_event(); |
9e472e10 AL |
3173 | } |
3174 | ||
83f64091 FB |
3175 | /***********************************************************/ |
3176 | /* bottom halves (can be seen as timers which expire ASAP) */ | |
3177 | ||
3178 | struct QEMUBH { | |
3179 | QEMUBHFunc *cb; | |
3180 | void *opaque; | |
3181 | int scheduled; | |
1b435b10 AL |
3182 | int idle; |
3183 | int deleted; | |
83f64091 FB |
3184 | QEMUBH *next; |
3185 | }; | |
3186 | ||
3187 | static QEMUBH *first_bh = NULL; | |
3188 | ||
3189 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque) | |
3190 | { | |
3191 | QEMUBH *bh; | |
3192 | bh = qemu_mallocz(sizeof(QEMUBH)); | |
83f64091 FB |
3193 | bh->cb = cb; |
3194 | bh->opaque = opaque; | |
1b435b10 AL |
3195 | bh->next = first_bh; |
3196 | first_bh = bh; | |
83f64091 FB |
3197 | return bh; |
3198 | } | |
3199 | ||
6eb5733a | 3200 | int qemu_bh_poll(void) |
83f64091 | 3201 | { |
1b435b10 | 3202 | QEMUBH *bh, **bhp; |
6eb5733a | 3203 | int ret; |
83f64091 | 3204 | |
6eb5733a | 3205 | ret = 0; |
1b435b10 AL |
3206 | for (bh = first_bh; bh; bh = bh->next) { |
3207 | if (!bh->deleted && bh->scheduled) { | |
3208 | bh->scheduled = 0; | |
3209 | if (!bh->idle) | |
3210 | ret = 1; | |
3211 | bh->idle = 0; | |
3212 | bh->cb(bh->opaque); | |
3213 | } | |
83f64091 | 3214 | } |
1b435b10 AL |
3215 | |
3216 | /* remove deleted bhs */ | |
3217 | bhp = &first_bh; | |
3218 | while (*bhp) { | |
3219 | bh = *bhp; | |
3220 | if (bh->deleted) { | |
3221 | *bhp = bh->next; | |
3222 | qemu_free(bh); | |
3223 | } else | |
3224 | bhp = &bh->next; | |
3225 | } | |
3226 | ||
6eb5733a | 3227 | return ret; |
83f64091 FB |
3228 | } |
3229 | ||
1b435b10 AL |
3230 | void qemu_bh_schedule_idle(QEMUBH *bh) |
3231 | { | |
3232 | if (bh->scheduled) | |
3233 | return; | |
3234 | bh->scheduled = 1; | |
3235 | bh->idle = 1; | |
3236 | } | |
3237 | ||
83f64091 FB |
3238 | void qemu_bh_schedule(QEMUBH *bh) |
3239 | { | |
83f64091 FB |
3240 | if (bh->scheduled) |
3241 | return; | |
3242 | bh->scheduled = 1; | |
1b435b10 | 3243 | bh->idle = 0; |
83f64091 | 3244 | /* stop the currently executing CPU to execute the BH ASAP */ |
d9f75a4e | 3245 | qemu_notify_event(); |
83f64091 FB |
3246 | } |
3247 | ||
3248 | void qemu_bh_cancel(QEMUBH *bh) | |
3249 | { | |
1b435b10 | 3250 | bh->scheduled = 0; |
83f64091 FB |
3251 | } |
3252 | ||
3253 | void qemu_bh_delete(QEMUBH *bh) | |
3254 | { | |
1b435b10 AL |
3255 | bh->scheduled = 0; |
3256 | bh->deleted = 1; | |
83f64091 FB |
3257 | } |
3258 | ||
56f3a5d0 AL |
3259 | static void qemu_bh_update_timeout(int *timeout) |
3260 | { | |
3261 | QEMUBH *bh; | |
3262 | ||
3263 | for (bh = first_bh; bh; bh = bh->next) { | |
3264 | if (!bh->deleted && bh->scheduled) { | |
3265 | if (bh->idle) { | |
3266 | /* idle bottom halves will be polled at least | |
3267 | * every 10ms */ | |
3268 | *timeout = MIN(10, *timeout); | |
3269 | } else { | |
3270 | /* non-idle bottom halves will be executed | |
3271 | * immediately */ | |
3272 | *timeout = 0; | |
3273 | break; | |
3274 | } | |
3275 | } | |
3276 | } | |
3277 | } | |
3278 | ||
cc1daa40 FB |
3279 | /***********************************************************/ |
3280 | /* machine registration */ | |
3281 | ||
bdaf78e0 | 3282 | static QEMUMachine *first_machine = NULL; |
6f338c34 | 3283 | QEMUMachine *current_machine = NULL; |
cc1daa40 FB |
3284 | |
3285 | int qemu_register_machine(QEMUMachine *m) | |
3286 | { | |
3287 | QEMUMachine **pm; | |
3288 | pm = &first_machine; | |
3289 | while (*pm != NULL) | |
3290 | pm = &(*pm)->next; | |
3291 | m->next = NULL; | |
3292 | *pm = m; | |
3293 | return 0; | |
3294 | } | |
3295 | ||
9596ebb7 | 3296 | static QEMUMachine *find_machine(const char *name) |
cc1daa40 FB |
3297 | { |
3298 | QEMUMachine *m; | |
3299 | ||
3300 | for(m = first_machine; m != NULL; m = m->next) { | |
3301 | if (!strcmp(m->name, name)) | |
3302 | return m; | |
3303 | } | |
3304 | return NULL; | |
3305 | } | |
3306 | ||
0c257437 AL |
3307 | static QEMUMachine *find_default_machine(void) |
3308 | { | |
3309 | QEMUMachine *m; | |
3310 | ||
3311 | for(m = first_machine; m != NULL; m = m->next) { | |
3312 | if (m->is_default) { | |
3313 | return m; | |
3314 | } | |
3315 | } | |
3316 | return NULL; | |
3317 | } | |
3318 | ||
8a7ddc38 FB |
3319 | /***********************************************************/ |
3320 | /* main execution loop */ | |
3321 | ||
9596ebb7 | 3322 | static void gui_update(void *opaque) |
8a7ddc38 | 3323 | { |
7d957bd8 | 3324 | uint64_t interval = GUI_REFRESH_INTERVAL; |
740733bb | 3325 | DisplayState *ds = opaque; |
7d957bd8 AL |
3326 | DisplayChangeListener *dcl = ds->listeners; |
3327 | ||
3328 | dpy_refresh(ds); | |
3329 | ||
3330 | while (dcl != NULL) { | |
3331 | if (dcl->gui_timer_interval && | |
3332 | dcl->gui_timer_interval < interval) | |
3333 | interval = dcl->gui_timer_interval; | |
3334 | dcl = dcl->next; | |
3335 | } | |
3336 | qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); | |
8a7ddc38 FB |
3337 | } |
3338 | ||
9043b62d BS |
3339 | static void nographic_update(void *opaque) |
3340 | { | |
3341 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
3342 | ||
3343 | qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); | |
3344 | } | |
3345 | ||
0bd48850 FB |
3346 | struct vm_change_state_entry { |
3347 | VMChangeStateHandler *cb; | |
3348 | void *opaque; | |
3349 | LIST_ENTRY (vm_change_state_entry) entries; | |
3350 | }; | |
3351 | ||
3352 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
3353 | ||
3354 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
3355 | void *opaque) | |
3356 | { | |
3357 | VMChangeStateEntry *e; | |
3358 | ||
3359 | e = qemu_mallocz(sizeof (*e)); | |
0bd48850 FB |
3360 | |
3361 | e->cb = cb; | |
3362 | e->opaque = opaque; | |
3363 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
3364 | return e; | |
3365 | } | |
3366 | ||
3367 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
3368 | { | |
3369 | LIST_REMOVE (e, entries); | |
3370 | qemu_free (e); | |
3371 | } | |
3372 | ||
9781e040 | 3373 | static void vm_state_notify(int running, int reason) |
0bd48850 FB |
3374 | { |
3375 | VMChangeStateEntry *e; | |
3376 | ||
3377 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
9781e040 | 3378 | e->cb(e->opaque, running, reason); |
0bd48850 FB |
3379 | } |
3380 | } | |
3381 | ||
d6dc3d42 AL |
3382 | static void resume_all_vcpus(void); |
3383 | static void pause_all_vcpus(void); | |
3384 | ||
8a7ddc38 FB |
3385 | void vm_start(void) |
3386 | { | |
3387 | if (!vm_running) { | |
3388 | cpu_enable_ticks(); | |
3389 | vm_running = 1; | |
9781e040 | 3390 | vm_state_notify(1, 0); |
efe75411 | 3391 | qemu_rearm_alarm_timer(alarm_timer); |
d6dc3d42 | 3392 | resume_all_vcpus(); |
8a7ddc38 FB |
3393 | } |
3394 | } | |
3395 | ||
bb0c6722 FB |
3396 | /* reset/shutdown handler */ |
3397 | ||
3398 | typedef struct QEMUResetEntry { | |
3399 | QEMUResetHandler *func; | |
3400 | void *opaque; | |
3401 | struct QEMUResetEntry *next; | |
3402 | } QEMUResetEntry; | |
3403 | ||
3404 | static QEMUResetEntry *first_reset_entry; | |
3405 | static int reset_requested; | |
3406 | static int shutdown_requested; | |
3475187d | 3407 | static int powerdown_requested; |
e568902a | 3408 | static int debug_requested; |
6e29f5da | 3409 | static int vmstop_requested; |
bb0c6722 | 3410 | |
cf7a2fe2 AJ |
3411 | int qemu_shutdown_requested(void) |
3412 | { | |
3413 | int r = shutdown_requested; | |
3414 | shutdown_requested = 0; | |
3415 | return r; | |
3416 | } | |
3417 | ||
3418 | int qemu_reset_requested(void) | |
3419 | { | |
3420 | int r = reset_requested; | |
3421 | reset_requested = 0; | |
3422 | return r; | |
3423 | } | |
3424 | ||
3425 | int qemu_powerdown_requested(void) | |
3426 | { | |
3427 | int r = powerdown_requested; | |
3428 | powerdown_requested = 0; | |
3429 | return r; | |
3430 | } | |
3431 | ||
e568902a AL |
3432 | static int qemu_debug_requested(void) |
3433 | { | |
3434 | int r = debug_requested; | |
3435 | debug_requested = 0; | |
3436 | return r; | |
3437 | } | |
3438 | ||
6e29f5da AL |
3439 | static int qemu_vmstop_requested(void) |
3440 | { | |
3441 | int r = vmstop_requested; | |
3442 | vmstop_requested = 0; | |
3443 | return r; | |
3444 | } | |
3445 | ||
3446 | static void do_vm_stop(int reason) | |
3447 | { | |
3448 | if (vm_running) { | |
3449 | cpu_disable_ticks(); | |
3450 | vm_running = 0; | |
d6dc3d42 | 3451 | pause_all_vcpus(); |
6e29f5da AL |
3452 | vm_state_notify(0, reason); |
3453 | } | |
3454 | } | |
3455 | ||
a08d4367 | 3456 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
bb0c6722 FB |
3457 | { |
3458 | QEMUResetEntry **pre, *re; | |
3459 | ||
3460 | pre = &first_reset_entry; | |
a08d4367 | 3461 | while (*pre != NULL) |
bb0c6722 FB |
3462 | pre = &(*pre)->next; |
3463 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
3464 | re->func = func; | |
3465 | re->opaque = opaque; | |
3466 | re->next = NULL; | |
3467 | *pre = re; | |
3468 | } | |
3469 | ||
cf7a2fe2 | 3470 | void qemu_system_reset(void) |
bb0c6722 FB |
3471 | { |
3472 | QEMUResetEntry *re; | |
3473 | ||
3474 | /* reset all devices */ | |
3475 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
3476 | re->func(re->opaque); | |
3477 | } | |
3478 | } | |
3479 | ||
3480 | void qemu_system_reset_request(void) | |
3481 | { | |
d1beab82 FB |
3482 | if (no_reboot) { |
3483 | shutdown_requested = 1; | |
3484 | } else { | |
3485 | reset_requested = 1; | |
3486 | } | |
d9f75a4e | 3487 | qemu_notify_event(); |
bb0c6722 FB |
3488 | } |
3489 | ||
3490 | void qemu_system_shutdown_request(void) | |
3491 | { | |
3492 | shutdown_requested = 1; | |
d9f75a4e | 3493 | qemu_notify_event(); |
bb0c6722 FB |
3494 | } |
3495 | ||
3475187d FB |
3496 | void qemu_system_powerdown_request(void) |
3497 | { | |
3498 | powerdown_requested = 1; | |
d9f75a4e AL |
3499 | qemu_notify_event(); |
3500 | } | |
3501 | ||
d6dc3d42 AL |
3502 | #ifdef CONFIG_IOTHREAD |
3503 | static void qemu_system_vmstop_request(int reason) | |
d9f75a4e | 3504 | { |
d6dc3d42 AL |
3505 | vmstop_requested = reason; |
3506 | qemu_notify_event(); | |
bb0c6722 | 3507 | } |
d6dc3d42 | 3508 | #endif |
bb0c6722 | 3509 | |
50317c7f AL |
3510 | #ifndef _WIN32 |
3511 | static int io_thread_fd = -1; | |
3512 | ||
3513 | static void qemu_event_increment(void) | |
3fcf7b6b | 3514 | { |
50317c7f AL |
3515 | static const char byte = 0; |
3516 | ||
3517 | if (io_thread_fd == -1) | |
3518 | return; | |
3519 | ||
3520 | write(io_thread_fd, &byte, sizeof(byte)); | |
3521 | } | |
3522 | ||
3523 | static void qemu_event_read(void *opaque) | |
3524 | { | |
3525 | int fd = (unsigned long)opaque; | |
3526 | ssize_t len; | |
3527 | ||
3528 | /* Drain the notify pipe */ | |
3529 | do { | |
3530 | char buffer[512]; | |
3531 | len = read(fd, buffer, sizeof(buffer)); | |
3532 | } while ((len == -1 && errno == EINTR) || len > 0); | |
3533 | } | |
3534 | ||
3535 | static int qemu_event_init(void) | |
3536 | { | |
3537 | int err; | |
3538 | int fds[2]; | |
3539 | ||
3540 | err = pipe(fds); | |
3541 | if (err == -1) | |
3542 | return -errno; | |
3543 | ||
3544 | err = fcntl_setfl(fds[0], O_NONBLOCK); | |
3545 | if (err < 0) | |
3546 | goto fail; | |
3547 | ||
3548 | err = fcntl_setfl(fds[1], O_NONBLOCK); | |
3549 | if (err < 0) | |
3550 | goto fail; | |
3551 | ||
3552 | qemu_set_fd_handler2(fds[0], NULL, qemu_event_read, NULL, | |
3553 | (void *)(unsigned long)fds[0]); | |
3554 | ||
3555 | io_thread_fd = fds[1]; | |
a7e21219 JK |
3556 | return 0; |
3557 | ||
50317c7f AL |
3558 | fail: |
3559 | close(fds[0]); | |
3560 | close(fds[1]); | |
3561 | return err; | |
3562 | } | |
3563 | #else | |
3564 | HANDLE qemu_event_handle; | |
3565 | ||
3566 | static void dummy_event_handler(void *opaque) | |
3567 | { | |
3568 | } | |
3569 | ||
3570 | static int qemu_event_init(void) | |
3571 | { | |
3572 | qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL); | |
3573 | if (!qemu_event_handle) { | |
3574 | perror("Failed CreateEvent"); | |
3575 | return -1; | |
3576 | } | |
3577 | qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL); | |
3fcf7b6b AL |
3578 | return 0; |
3579 | } | |
3580 | ||
50317c7f AL |
3581 | static void qemu_event_increment(void) |
3582 | { | |
3583 | SetEvent(qemu_event_handle); | |
3584 | } | |
3585 | #endif | |
3586 | ||
d6dc3d42 AL |
3587 | static int cpu_can_run(CPUState *env) |
3588 | { | |
3589 | if (env->stop) | |
3590 | return 0; | |
3591 | if (env->stopped) | |
3592 | return 0; | |
3593 | return 1; | |
3594 | } | |
3595 | ||
3596 | #ifndef CONFIG_IOTHREAD | |
50317c7f AL |
3597 | static int qemu_init_main_loop(void) |
3598 | { | |
3599 | return qemu_event_init(); | |
3600 | } | |
3601 | ||
0bf46a40 AL |
3602 | void qemu_init_vcpu(void *_env) |
3603 | { | |
3604 | CPUState *env = _env; | |
3605 | ||
3606 | if (kvm_enabled()) | |
3607 | kvm_init_vcpu(env); | |
3608 | return; | |
3609 | } | |
3610 | ||
8edac960 AL |
3611 | int qemu_cpu_self(void *env) |
3612 | { | |
3613 | return 1; | |
3614 | } | |
3615 | ||
d6dc3d42 AL |
3616 | static void resume_all_vcpus(void) |
3617 | { | |
3618 | } | |
3619 | ||
3620 | static void pause_all_vcpus(void) | |
3621 | { | |
3622 | } | |
3623 | ||
8edac960 AL |
3624 | void qemu_cpu_kick(void *env) |
3625 | { | |
3626 | return; | |
3627 | } | |
3628 | ||
d6dc3d42 AL |
3629 | void qemu_notify_event(void) |
3630 | { | |
3631 | CPUState *env = cpu_single_env; | |
3632 | ||
3633 | if (env) { | |
3634 | cpu_exit(env); | |
3635 | #ifdef USE_KQEMU | |
3636 | if (env->kqemu_enabled) | |
3637 | kqemu_cpu_interrupt(env); | |
3638 | #endif | |
3639 | } | |
3640 | } | |
3641 | ||
4870852c AL |
3642 | #define qemu_mutex_lock_iothread() do { } while (0) |
3643 | #define qemu_mutex_unlock_iothread() do { } while (0) | |
3644 | ||
6e29f5da AL |
3645 | void vm_stop(int reason) |
3646 | { | |
3647 | do_vm_stop(reason); | |
3648 | } | |
3649 | ||
d6dc3d42 AL |
3650 | #else /* CONFIG_IOTHREAD */ |
3651 | ||
3652 | #include "qemu-thread.h" | |
3653 | ||
3654 | QemuMutex qemu_global_mutex; | |
3655 | static QemuMutex qemu_fair_mutex; | |
3656 | ||
3657 | static QemuThread io_thread; | |
3658 | ||
3659 | static QemuThread *tcg_cpu_thread; | |
3660 | static QemuCond *tcg_halt_cond; | |
3661 | ||
3662 | static int qemu_system_ready; | |
3663 | /* cpu creation */ | |
3664 | static QemuCond qemu_cpu_cond; | |
3665 | /* system init */ | |
3666 | static QemuCond qemu_system_cond; | |
3667 | static QemuCond qemu_pause_cond; | |
3668 | ||
3669 | static void block_io_signals(void); | |
3670 | static void unblock_io_signals(void); | |
3671 | static int tcg_has_work(void); | |
3672 | ||
3673 | static int qemu_init_main_loop(void) | |
3674 | { | |
3675 | int ret; | |
3676 | ||
3677 | ret = qemu_event_init(); | |
3678 | if (ret) | |
3679 | return ret; | |
3680 | ||
3681 | qemu_cond_init(&qemu_pause_cond); | |
3682 | qemu_mutex_init(&qemu_fair_mutex); | |
3683 | qemu_mutex_init(&qemu_global_mutex); | |
3684 | qemu_mutex_lock(&qemu_global_mutex); | |
3685 | ||
3686 | unblock_io_signals(); | |
3687 | qemu_thread_self(&io_thread); | |
3688 | ||
3689 | return 0; | |
3690 | } | |
3691 | ||
3692 | static void qemu_wait_io_event(CPUState *env) | |
3693 | { | |
3694 | while (!tcg_has_work()) | |
3695 | qemu_cond_timedwait(env->halt_cond, &qemu_global_mutex, 1000); | |
3696 | ||
3697 | qemu_mutex_unlock(&qemu_global_mutex); | |
3698 | ||
3699 | /* | |
3700 | * Users of qemu_global_mutex can be starved, having no chance | |
3701 | * to acquire it since this path will get to it first. | |
3702 | * So use another lock to provide fairness. | |
3703 | */ | |
3704 | qemu_mutex_lock(&qemu_fair_mutex); | |
3705 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3706 | ||
3707 | qemu_mutex_lock(&qemu_global_mutex); | |
3708 | if (env->stop) { | |
3709 | env->stop = 0; | |
3710 | env->stopped = 1; | |
3711 | qemu_cond_signal(&qemu_pause_cond); | |
3712 | } | |
3713 | } | |
3714 | ||
3715 | static int qemu_cpu_exec(CPUState *env); | |
3716 | ||
3717 | static void *kvm_cpu_thread_fn(void *arg) | |
3718 | { | |
3719 | CPUState *env = arg; | |
3720 | ||
3721 | block_io_signals(); | |
3722 | qemu_thread_self(env->thread); | |
3723 | ||
3724 | /* signal CPU creation */ | |
3725 | qemu_mutex_lock(&qemu_global_mutex); | |
3726 | env->created = 1; | |
3727 | qemu_cond_signal(&qemu_cpu_cond); | |
3728 | ||
3729 | /* and wait for machine initialization */ | |
3730 | while (!qemu_system_ready) | |
3731 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3732 | ||
3733 | while (1) { | |
3734 | if (cpu_can_run(env)) | |
3735 | qemu_cpu_exec(env); | |
3736 | qemu_wait_io_event(env); | |
3737 | } | |
3738 | ||
3739 | return NULL; | |
3740 | } | |
3741 | ||
3742 | static void tcg_cpu_exec(void); | |
3743 | ||
3744 | static void *tcg_cpu_thread_fn(void *arg) | |
3745 | { | |
3746 | CPUState *env = arg; | |
3747 | ||
3748 | block_io_signals(); | |
3749 | qemu_thread_self(env->thread); | |
3750 | ||
3751 | /* signal CPU creation */ | |
3752 | qemu_mutex_lock(&qemu_global_mutex); | |
3753 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
3754 | env->created = 1; | |
3755 | qemu_cond_signal(&qemu_cpu_cond); | |
3756 | ||
3757 | /* and wait for machine initialization */ | |
3758 | while (!qemu_system_ready) | |
3759 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3760 | ||
3761 | while (1) { | |
3762 | tcg_cpu_exec(); | |
3763 | qemu_wait_io_event(cur_cpu); | |
3764 | } | |
3765 | ||
3766 | return NULL; | |
3767 | } | |
3768 | ||
3769 | void qemu_cpu_kick(void *_env) | |
3770 | { | |
3771 | CPUState *env = _env; | |
3772 | qemu_cond_broadcast(env->halt_cond); | |
3773 | if (kvm_enabled()) | |
3774 | qemu_thread_signal(env->thread, SIGUSR1); | |
3775 | } | |
3776 | ||
3777 | int qemu_cpu_self(void *env) | |
3778 | { | |
3779 | return (cpu_single_env != NULL); | |
3780 | } | |
3781 | ||
3782 | static void cpu_signal(int sig) | |
3783 | { | |
3784 | if (cpu_single_env) | |
3785 | cpu_exit(cpu_single_env); | |
3786 | } | |
3787 | ||
3788 | static void block_io_signals(void) | |
3789 | { | |
3790 | sigset_t set; | |
3791 | struct sigaction sigact; | |
3792 | ||
3793 | sigemptyset(&set); | |
3794 | sigaddset(&set, SIGUSR2); | |
3795 | sigaddset(&set, SIGIO); | |
3796 | sigaddset(&set, SIGALRM); | |
3797 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3798 | ||
3799 | sigemptyset(&set); | |
3800 | sigaddset(&set, SIGUSR1); | |
3801 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3802 | ||
3803 | memset(&sigact, 0, sizeof(sigact)); | |
3804 | sigact.sa_handler = cpu_signal; | |
3805 | sigaction(SIGUSR1, &sigact, NULL); | |
3806 | } | |
3807 | ||
3808 | static void unblock_io_signals(void) | |
3809 | { | |
3810 | sigset_t set; | |
3811 | ||
3812 | sigemptyset(&set); | |
3813 | sigaddset(&set, SIGUSR2); | |
3814 | sigaddset(&set, SIGIO); | |
3815 | sigaddset(&set, SIGALRM); | |
3816 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3817 | ||
3818 | sigemptyset(&set); | |
3819 | sigaddset(&set, SIGUSR1); | |
3820 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3821 | } | |
3822 | ||
3823 | static void qemu_signal_lock(unsigned int msecs) | |
3824 | { | |
3825 | qemu_mutex_lock(&qemu_fair_mutex); | |
3826 | ||
3827 | while (qemu_mutex_trylock(&qemu_global_mutex)) { | |
3828 | qemu_thread_signal(tcg_cpu_thread, SIGUSR1); | |
3829 | if (!qemu_mutex_timedlock(&qemu_global_mutex, msecs)) | |
3830 | break; | |
3831 | } | |
3832 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3833 | } | |
3834 | ||
3835 | static void qemu_mutex_lock_iothread(void) | |
3836 | { | |
3837 | if (kvm_enabled()) { | |
3838 | qemu_mutex_lock(&qemu_fair_mutex); | |
3839 | qemu_mutex_lock(&qemu_global_mutex); | |
3840 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3841 | } else | |
3842 | qemu_signal_lock(100); | |
3843 | } | |
3844 | ||
3845 | static void qemu_mutex_unlock_iothread(void) | |
3846 | { | |
3847 | qemu_mutex_unlock(&qemu_global_mutex); | |
3848 | } | |
3849 | ||
3850 | static int all_vcpus_paused(void) | |
3851 | { | |
3852 | CPUState *penv = first_cpu; | |
3853 | ||
3854 | while (penv) { | |
3855 | if (!penv->stopped) | |
3856 | return 0; | |
3857 | penv = (CPUState *)penv->next_cpu; | |
3858 | } | |
3859 | ||
3860 | return 1; | |
3861 | } | |
3862 | ||
3863 | static void pause_all_vcpus(void) | |
3864 | { | |
3865 | CPUState *penv = first_cpu; | |
3866 | ||
3867 | while (penv) { | |
3868 | penv->stop = 1; | |
3869 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3870 | qemu_cpu_kick(penv); | |
3871 | penv = (CPUState *)penv->next_cpu; | |
3872 | } | |
3873 | ||
3874 | while (!all_vcpus_paused()) { | |
3875 | qemu_cond_timedwait(&qemu_pause_cond, &qemu_global_mutex, 100); | |
3876 | penv = first_cpu; | |
3877 | while (penv) { | |
3878 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3879 | penv = (CPUState *)penv->next_cpu; | |
3880 | } | |
3881 | } | |
3882 | } | |
3883 | ||
3884 | static void resume_all_vcpus(void) | |
3885 | { | |
3886 | CPUState *penv = first_cpu; | |
3887 | ||
3888 | while (penv) { | |
3889 | penv->stop = 0; | |
3890 | penv->stopped = 0; | |
3891 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3892 | qemu_cpu_kick(penv); | |
3893 | penv = (CPUState *)penv->next_cpu; | |
3894 | } | |
3895 | } | |
3896 | ||
3897 | static void tcg_init_vcpu(void *_env) | |
3898 | { | |
3899 | CPUState *env = _env; | |
3900 | /* share a single thread for all cpus with TCG */ | |
3901 | if (!tcg_cpu_thread) { | |
3902 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3903 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3904 | qemu_cond_init(env->halt_cond); | |
3905 | qemu_thread_create(env->thread, tcg_cpu_thread_fn, env); | |
3906 | while (env->created == 0) | |
3907 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3908 | tcg_cpu_thread = env->thread; | |
3909 | tcg_halt_cond = env->halt_cond; | |
3910 | } else { | |
3911 | env->thread = tcg_cpu_thread; | |
3912 | env->halt_cond = tcg_halt_cond; | |
3913 | } | |
3914 | } | |
3915 | ||
3916 | static void kvm_start_vcpu(CPUState *env) | |
3917 | { | |
3918 | kvm_init_vcpu(env); | |
3919 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3920 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3921 | qemu_cond_init(env->halt_cond); | |
3922 | qemu_thread_create(env->thread, kvm_cpu_thread_fn, env); | |
3923 | while (env->created == 0) | |
3924 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3925 | } | |
3926 | ||
3927 | void qemu_init_vcpu(void *_env) | |
3928 | { | |
3929 | CPUState *env = _env; | |
3930 | ||
3931 | if (kvm_enabled()) | |
3932 | kvm_start_vcpu(env); | |
3933 | else | |
3934 | tcg_init_vcpu(env); | |
3935 | } | |
3936 | ||
3937 | void qemu_notify_event(void) | |
3938 | { | |
3939 | qemu_event_increment(); | |
3940 | } | |
3941 | ||
3942 | void vm_stop(int reason) | |
3943 | { | |
3944 | QemuThread me; | |
3945 | qemu_thread_self(&me); | |
3946 | ||
3947 | if (!qemu_thread_equal(&me, &io_thread)) { | |
3948 | qemu_system_vmstop_request(reason); | |
3949 | /* | |
3950 | * FIXME: should not return to device code in case | |
3951 | * vm_stop() has been requested. | |
3952 | */ | |
3953 | if (cpu_single_env) { | |
3954 | cpu_exit(cpu_single_env); | |
3955 | cpu_single_env->stop = 1; | |
3956 | } | |
3957 | return; | |
3958 | } | |
3959 | do_vm_stop(reason); | |
3960 | } | |
3961 | ||
3962 | #endif | |
3963 | ||
3964 | ||
877cf882 | 3965 | #ifdef _WIN32 |
69d6451c | 3966 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
3967 | { |
3968 | int ret, ret2, i; | |
f331110f FB |
3969 | PollingEntry *pe; |
3970 | ||
c4b1fcc0 | 3971 | |
f331110f FB |
3972 | /* XXX: need to suppress polling by better using win32 events */ |
3973 | ret = 0; | |
3974 | for(pe = first_polling_entry; pe != NULL; pe = pe->next) { | |
3975 | ret |= pe->func(pe->opaque); | |
3976 | } | |
e6b1e558 | 3977 | if (ret == 0) { |
a18e524a FB |
3978 | int err; |
3979 | WaitObjects *w = &wait_objects; | |
3b46e624 | 3980 | |
56f3a5d0 | 3981 | ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout); |
a18e524a FB |
3982 | if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { |
3983 | if (w->func[ret - WAIT_OBJECT_0]) | |
3984 | w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); | |
3b46e624 | 3985 | |
5fafdf24 | 3986 | /* Check for additional signaled events */ |
e6b1e558 | 3987 | for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { |
3b46e624 | 3988 | |
e6b1e558 TS |
3989 | /* Check if event is signaled */ |
3990 | ret2 = WaitForSingleObject(w->events[i], 0); | |
3991 | if(ret2 == WAIT_OBJECT_0) { | |
3992 | if (w->func[i]) | |
3993 | w->func[i](w->opaque[i]); | |
3994 | } else if (ret2 == WAIT_TIMEOUT) { | |
3995 | } else { | |
3996 | err = GetLastError(); | |
3997 | fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err); | |
3b46e624 TS |
3998 | } |
3999 | } | |
a18e524a FB |
4000 | } else if (ret == WAIT_TIMEOUT) { |
4001 | } else { | |
4002 | err = GetLastError(); | |
e6b1e558 | 4003 | fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err); |
a18e524a | 4004 | } |
f331110f | 4005 | } |
56f3a5d0 AL |
4006 | |
4007 | *timeout = 0; | |
4008 | } | |
4009 | #else | |
69d6451c | 4010 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4011 | { |
4012 | } | |
fd1dff4b | 4013 | #endif |
56f3a5d0 AL |
4014 | |
4015 | void main_loop_wait(int timeout) | |
4016 | { | |
4017 | IOHandlerRecord *ioh; | |
4018 | fd_set rfds, wfds, xfds; | |
4019 | int ret, nfds; | |
4020 | struct timeval tv; | |
4021 | ||
4022 | qemu_bh_update_timeout(&timeout); | |
4023 | ||
4024 | host_main_loop_wait(&timeout); | |
4025 | ||
fd1dff4b FB |
4026 | /* poll any events */ |
4027 | /* XXX: separate device handlers from system ones */ | |
6abfbd79 | 4028 | nfds = -1; |
fd1dff4b FB |
4029 | FD_ZERO(&rfds); |
4030 | FD_ZERO(&wfds); | |
e035649e | 4031 | FD_ZERO(&xfds); |
fd1dff4b | 4032 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
cafffd40 TS |
4033 | if (ioh->deleted) |
4034 | continue; | |
fd1dff4b FB |
4035 | if (ioh->fd_read && |
4036 | (!ioh->fd_read_poll || | |
4037 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
4038 | FD_SET(ioh->fd, &rfds); | |
4039 | if (ioh->fd > nfds) | |
4040 | nfds = ioh->fd; | |
4041 | } | |
4042 | if (ioh->fd_write) { | |
4043 | FD_SET(ioh->fd, &wfds); | |
4044 | if (ioh->fd > nfds) | |
4045 | nfds = ioh->fd; | |
4046 | } | |
4047 | } | |
3b46e624 | 4048 | |
56f3a5d0 AL |
4049 | tv.tv_sec = timeout / 1000; |
4050 | tv.tv_usec = (timeout % 1000) * 1000; | |
4051 | ||
d918f23e JK |
4052 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
4053 | ||
4870852c | 4054 | qemu_mutex_unlock_iothread(); |
e035649e | 4055 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); |
4870852c | 4056 | qemu_mutex_lock_iothread(); |
fd1dff4b | 4057 | if (ret > 0) { |
cafffd40 TS |
4058 | IOHandlerRecord **pioh; |
4059 | ||
4060 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
6ab43fdc | 4061 | if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { |
fd1dff4b | 4062 | ioh->fd_read(ioh->opaque); |
7c9d8e07 | 4063 | } |
6ab43fdc | 4064 | if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { |
fd1dff4b | 4065 | ioh->fd_write(ioh->opaque); |
c4b1fcc0 | 4066 | } |
b4608c04 | 4067 | } |
cafffd40 TS |
4068 | |
4069 | /* remove deleted IO handlers */ | |
4070 | pioh = &first_io_handler; | |
4071 | while (*pioh) { | |
4072 | ioh = *pioh; | |
4073 | if (ioh->deleted) { | |
4074 | *pioh = ioh->next; | |
4075 | qemu_free(ioh); | |
5fafdf24 | 4076 | } else |
cafffd40 TS |
4077 | pioh = &ioh->next; |
4078 | } | |
fd1dff4b | 4079 | } |
d918f23e JK |
4080 | |
4081 | slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0)); | |
b4608c04 | 4082 | |
50317c7f AL |
4083 | /* rearm timer, if not periodic */ |
4084 | if (alarm_timer->flags & ALARM_FLAG_EXPIRED) { | |
4085 | alarm_timer->flags &= ~ALARM_FLAG_EXPIRED; | |
4086 | qemu_rearm_alarm_timer(alarm_timer); | |
4087 | } | |
4088 | ||
357c692c | 4089 | /* vm time timers */ |
d6dc3d42 AL |
4090 | if (vm_running) { |
4091 | if (!cur_cpu || likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER))) | |
4092 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
4093 | qemu_get_clock(vm_clock)); | |
4094 | } | |
357c692c AL |
4095 | |
4096 | /* real time timers */ | |
4097 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
4098 | qemu_get_clock(rt_clock)); | |
4099 | ||
423f0742 PB |
4100 | /* Check bottom-halves last in case any of the earlier events triggered |
4101 | them. */ | |
4102 | qemu_bh_poll(); | |
3b46e624 | 4103 | |
5905b2e5 FB |
4104 | } |
4105 | ||
43b96858 | 4106 | static int qemu_cpu_exec(CPUState *env) |
5905b2e5 | 4107 | { |
43b96858 | 4108 | int ret; |
89bfc105 FB |
4109 | #ifdef CONFIG_PROFILER |
4110 | int64_t ti; | |
4111 | #endif | |
5905b2e5 | 4112 | |
89bfc105 | 4113 | #ifdef CONFIG_PROFILER |
43b96858 | 4114 | ti = profile_getclock(); |
89bfc105 | 4115 | #endif |
43b96858 AL |
4116 | if (use_icount) { |
4117 | int64_t count; | |
4118 | int decr; | |
4119 | qemu_icount -= (env->icount_decr.u16.low + env->icount_extra); | |
4120 | env->icount_decr.u16.low = 0; | |
4121 | env->icount_extra = 0; | |
4122 | count = qemu_next_deadline(); | |
4123 | count = (count + (1 << icount_time_shift) - 1) | |
4124 | >> icount_time_shift; | |
4125 | qemu_icount += count; | |
4126 | decr = (count > 0xffff) ? 0xffff : count; | |
4127 | count -= decr; | |
4128 | env->icount_decr.u16.low = decr; | |
4129 | env->icount_extra = count; | |
4130 | } | |
4131 | ret = cpu_exec(env); | |
89bfc105 | 4132 | #ifdef CONFIG_PROFILER |
43b96858 | 4133 | qemu_time += profile_getclock() - ti; |
89bfc105 | 4134 | #endif |
43b96858 AL |
4135 | if (use_icount) { |
4136 | /* Fold pending instructions back into the | |
4137 | instruction counter, and clear the interrupt flag. */ | |
4138 | qemu_icount -= (env->icount_decr.u16.low | |
4139 | + env->icount_extra); | |
4140 | env->icount_decr.u32 = 0; | |
4141 | env->icount_extra = 0; | |
4142 | } | |
4143 | return ret; | |
4144 | } | |
4145 | ||
e6e35b1e AL |
4146 | static void tcg_cpu_exec(void) |
4147 | { | |
d6dc3d42 | 4148 | int ret = 0; |
e6e35b1e AL |
4149 | |
4150 | if (next_cpu == NULL) | |
4151 | next_cpu = first_cpu; | |
4152 | for (; next_cpu != NULL; next_cpu = next_cpu->next_cpu) { | |
4153 | CPUState *env = cur_cpu = next_cpu; | |
4154 | ||
4155 | if (!vm_running) | |
4156 | break; | |
4157 | if (timer_alarm_pending) { | |
4158 | timer_alarm_pending = 0; | |
4159 | break; | |
4160 | } | |
d6dc3d42 AL |
4161 | if (cpu_can_run(env)) |
4162 | ret = qemu_cpu_exec(env); | |
e6e35b1e AL |
4163 | if (ret == EXCP_DEBUG) { |
4164 | gdb_set_stop_cpu(env); | |
4165 | debug_requested = 1; | |
4166 | break; | |
4167 | } | |
4168 | } | |
4169 | } | |
4170 | ||
43b96858 AL |
4171 | static int cpu_has_work(CPUState *env) |
4172 | { | |
d6dc3d42 AL |
4173 | if (env->stop) |
4174 | return 1; | |
4175 | if (env->stopped) | |
4176 | return 0; | |
43b96858 AL |
4177 | if (!env->halted) |
4178 | return 1; | |
4179 | if (qemu_cpu_has_work(env)) | |
4180 | return 1; | |
4181 | return 0; | |
4182 | } | |
4183 | ||
4184 | static int tcg_has_work(void) | |
4185 | { | |
4186 | CPUState *env; | |
4187 | ||
4188 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
4189 | if (cpu_has_work(env)) | |
4190 | return 1; | |
4191 | return 0; | |
4192 | } | |
4193 | ||
4194 | static int qemu_calculate_timeout(void) | |
4195 | { | |
b319820d | 4196 | #ifndef CONFIG_IOTHREAD |
43b96858 AL |
4197 | int timeout; |
4198 | ||
4199 | if (!vm_running) | |
4200 | timeout = 5000; | |
4201 | else if (tcg_has_work()) | |
4202 | timeout = 0; | |
4203 | else if (!use_icount) | |
4204 | timeout = 5000; | |
4205 | else { | |
4206 | /* XXX: use timeout computed from timers */ | |
4207 | int64_t add; | |
4208 | int64_t delta; | |
4209 | /* Advance virtual time to the next event. */ | |
4210 | if (use_icount == 1) { | |
4211 | /* When not using an adaptive execution frequency | |
4212 | we tend to get badly out of sync with real time, | |
4213 | so just delay for a reasonable amount of time. */ | |
4214 | delta = 0; | |
4215 | } else { | |
4216 | delta = cpu_get_icount() - cpu_get_clock(); | |
4217 | } | |
4218 | if (delta > 0) { | |
4219 | /* If virtual time is ahead of real time then just | |
4220 | wait for IO. */ | |
4221 | timeout = (delta / 1000000) + 1; | |
4222 | } else { | |
4223 | /* Wait for either IO to occur or the next | |
4224 | timer event. */ | |
4225 | add = qemu_next_deadline(); | |
4226 | /* We advance the timer before checking for IO. | |
4227 | Limit the amount we advance so that early IO | |
4228 | activity won't get the guest too far ahead. */ | |
4229 | if (add > 10000000) | |
4230 | add = 10000000; | |
4231 | delta += add; | |
4232 | add = (add + (1 << icount_time_shift) - 1) | |
4233 | >> icount_time_shift; | |
4234 | qemu_icount += add; | |
4235 | timeout = delta / 1000000; | |
4236 | if (timeout < 0) | |
4237 | timeout = 0; | |
4238 | } | |
4239 | } | |
4240 | ||
4241 | return timeout; | |
b319820d LC |
4242 | #else /* CONFIG_IOTHREAD */ |
4243 | return 1000; | |
4244 | #endif | |
43b96858 AL |
4245 | } |
4246 | ||
4247 | static int vm_can_run(void) | |
4248 | { | |
4249 | if (powerdown_requested) | |
4250 | return 0; | |
4251 | if (reset_requested) | |
4252 | return 0; | |
4253 | if (shutdown_requested) | |
4254 | return 0; | |
e568902a AL |
4255 | if (debug_requested) |
4256 | return 0; | |
43b96858 AL |
4257 | return 1; |
4258 | } | |
4259 | ||
4260 | static void main_loop(void) | |
4261 | { | |
6e29f5da | 4262 | int r; |
e6e35b1e | 4263 | |
d6dc3d42 AL |
4264 | #ifdef CONFIG_IOTHREAD |
4265 | qemu_system_ready = 1; | |
4266 | qemu_cond_broadcast(&qemu_system_cond); | |
4267 | #endif | |
4268 | ||
6e29f5da | 4269 | for (;;) { |
43b96858 | 4270 | do { |
e6e35b1e AL |
4271 | #ifdef CONFIG_PROFILER |
4272 | int64_t ti; | |
4273 | #endif | |
d6dc3d42 | 4274 | #ifndef CONFIG_IOTHREAD |
e6e35b1e | 4275 | tcg_cpu_exec(); |
d6dc3d42 | 4276 | #endif |
89bfc105 | 4277 | #ifdef CONFIG_PROFILER |
43b96858 | 4278 | ti = profile_getclock(); |
89bfc105 | 4279 | #endif |
43b96858 | 4280 | main_loop_wait(qemu_calculate_timeout()); |
89bfc105 | 4281 | #ifdef CONFIG_PROFILER |
43b96858 | 4282 | dev_time += profile_getclock() - ti; |
89bfc105 | 4283 | #endif |
e568902a | 4284 | } while (vm_can_run()); |
43b96858 | 4285 | |
e568902a AL |
4286 | if (qemu_debug_requested()) |
4287 | vm_stop(EXCP_DEBUG); | |
43b96858 AL |
4288 | if (qemu_shutdown_requested()) { |
4289 | if (no_shutdown) { | |
4290 | vm_stop(0); | |
4291 | no_shutdown = 0; | |
4292 | } else | |
4293 | break; | |
4294 | } | |
d6dc3d42 AL |
4295 | if (qemu_reset_requested()) { |
4296 | pause_all_vcpus(); | |
43b96858 | 4297 | qemu_system_reset(); |
d6dc3d42 AL |
4298 | resume_all_vcpus(); |
4299 | } | |
43b96858 AL |
4300 | if (qemu_powerdown_requested()) |
4301 | qemu_system_powerdown(); | |
6e29f5da AL |
4302 | if ((r = qemu_vmstop_requested())) |
4303 | vm_stop(r); | |
b4608c04 | 4304 | } |
d6dc3d42 | 4305 | pause_all_vcpus(); |
b4608c04 FB |
4306 | } |
4307 | ||
9bd7e6d9 PB |
4308 | static void version(void) |
4309 | { | |
4a19f1ec | 4310 | printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
9bd7e6d9 PB |
4311 | } |
4312 | ||
15f82208 | 4313 | static void help(int exitcode) |
0824d6fc | 4314 | { |
9bd7e6d9 PB |
4315 | version(); |
4316 | printf("usage: %s [options] [disk_image]\n" | |
0824d6fc | 4317 | "\n" |
a20dd508 | 4318 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 4319 | "\n" |
5824d651 BS |
4320 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4321 | opt_help | |
4322 | #define DEFHEADING(text) stringify(text) "\n" | |
4323 | #include "qemu-options.h" | |
4324 | #undef DEF | |
4325 | #undef DEFHEADING | |
4326 | #undef GEN_DOCS | |
0824d6fc | 4327 | "\n" |
82c643ff | 4328 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
4329 | "ctrl-alt-f toggle full screen\n" |
4330 | "ctrl-alt-n switch to virtual console 'n'\n" | |
4331 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
4332 | "\n" |
4333 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
4334 | , | |
0db63474 | 4335 | "qemu", |
a00bad7e | 4336 | DEFAULT_RAM_SIZE, |
7c9d8e07 | 4337 | #ifndef _WIN32 |
a00bad7e | 4338 | DEFAULT_NETWORK_SCRIPT, |
b46a8906 | 4339 | DEFAULT_NETWORK_DOWN_SCRIPT, |
7c9d8e07 | 4340 | #endif |
6e44ba7f | 4341 | DEFAULT_GDBSTUB_PORT, |
bce61846 | 4342 | "/tmp/qemu.log"); |
15f82208 | 4343 | exit(exitcode); |
0824d6fc FB |
4344 | } |
4345 | ||
cd6f1169 FB |
4346 | #define HAS_ARG 0x0001 |
4347 | ||
4348 | enum { | |
5824d651 BS |
4349 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4350 | opt_enum, | |
4351 | #define DEFHEADING(text) | |
4352 | #include "qemu-options.h" | |
4353 | #undef DEF | |
4354 | #undef DEFHEADING | |
4355 | #undef GEN_DOCS | |
cd6f1169 FB |
4356 | }; |
4357 | ||
4358 | typedef struct QEMUOption { | |
4359 | const char *name; | |
4360 | int flags; | |
4361 | int index; | |
4362 | } QEMUOption; | |
4363 | ||
dbed7e40 | 4364 | static const QEMUOption qemu_options[] = { |
cd6f1169 | 4365 | { "h", 0, QEMU_OPTION_h }, |
5824d651 BS |
4366 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4367 | { option, opt_arg, opt_enum }, | |
4368 | #define DEFHEADING(text) | |
4369 | #include "qemu-options.h" | |
4370 | #undef DEF | |
4371 | #undef DEFHEADING | |
4372 | #undef GEN_DOCS | |
cd6f1169 | 4373 | { NULL }, |
fc01f7e7 FB |
4374 | }; |
4375 | ||
1d14ffa9 | 4376 | #ifdef HAS_AUDIO |
6a36d84e | 4377 | struct soundhw soundhw[] = { |
b00052e4 | 4378 | #ifdef HAS_AUDIO_CHOICE |
4ce7ff6e | 4379 | #if defined(TARGET_I386) || defined(TARGET_MIPS) |
fd06c375 FB |
4380 | { |
4381 | "pcspk", | |
4382 | "PC speaker", | |
4383 | 0, | |
4384 | 1, | |
4385 | { .init_isa = pcspk_audio_init } | |
4386 | }, | |
4387 | #endif | |
4c9b53e3 | 4388 | |
4389 | #ifdef CONFIG_SB16 | |
6a36d84e FB |
4390 | { |
4391 | "sb16", | |
4392 | "Creative Sound Blaster 16", | |
4393 | 0, | |
4394 | 1, | |
4395 | { .init_isa = SB16_init } | |
4396 | }, | |
4c9b53e3 | 4397 | #endif |
6a36d84e | 4398 | |
cc53d26d | 4399 | #ifdef CONFIG_CS4231A |
4400 | { | |
4401 | "cs4231a", | |
4402 | "CS4231A", | |
4403 | 0, | |
4404 | 1, | |
4405 | { .init_isa = cs4231a_init } | |
4406 | }, | |
4407 | #endif | |
4408 | ||
1d14ffa9 | 4409 | #ifdef CONFIG_ADLIB |
6a36d84e FB |
4410 | { |
4411 | "adlib", | |
1d14ffa9 | 4412 | #ifdef HAS_YMF262 |
6a36d84e | 4413 | "Yamaha YMF262 (OPL3)", |
1d14ffa9 | 4414 | #else |
6a36d84e | 4415 | "Yamaha YM3812 (OPL2)", |
1d14ffa9 | 4416 | #endif |
6a36d84e FB |
4417 | 0, |
4418 | 1, | |
4419 | { .init_isa = Adlib_init } | |
4420 | }, | |
1d14ffa9 | 4421 | #endif |
6a36d84e | 4422 | |
1d14ffa9 | 4423 | #ifdef CONFIG_GUS |
6a36d84e FB |
4424 | { |
4425 | "gus", | |
4426 | "Gravis Ultrasound GF1", | |
4427 | 0, | |
4428 | 1, | |
4429 | { .init_isa = GUS_init } | |
4430 | }, | |
1d14ffa9 | 4431 | #endif |
6a36d84e | 4432 | |
4c9b53e3 | 4433 | #ifdef CONFIG_AC97 |
e5c9a13e AZ |
4434 | { |
4435 | "ac97", | |
4436 | "Intel 82801AA AC97 Audio", | |
4437 | 0, | |
4438 | 0, | |
4439 | { .init_pci = ac97_init } | |
4440 | }, | |
4c9b53e3 | 4441 | #endif |
e5c9a13e | 4442 | |
4c9b53e3 | 4443 | #ifdef CONFIG_ES1370 |
6a36d84e FB |
4444 | { |
4445 | "es1370", | |
4446 | "ENSONIQ AudioPCI ES1370", | |
4447 | 0, | |
4448 | 0, | |
4449 | { .init_pci = es1370_init } | |
4450 | }, | |
b00052e4 | 4451 | #endif |
6a36d84e | 4452 | |
4c9b53e3 | 4453 | #endif /* HAS_AUDIO_CHOICE */ |
4454 | ||
6a36d84e FB |
4455 | { NULL, NULL, 0, 0, { NULL } } |
4456 | }; | |
4457 | ||
4458 | static void select_soundhw (const char *optarg) | |
4459 | { | |
4460 | struct soundhw *c; | |
4461 | ||
4462 | if (*optarg == '?') { | |
4463 | show_valid_cards: | |
4464 | ||
4465 | printf ("Valid sound card names (comma separated):\n"); | |
4466 | for (c = soundhw; c->name; ++c) { | |
4467 | printf ("%-11s %s\n", c->name, c->descr); | |
4468 | } | |
4469 | printf ("\n-soundhw all will enable all of the above\n"); | |
1d14ffa9 FB |
4470 | exit (*optarg != '?'); |
4471 | } | |
4472 | else { | |
6a36d84e | 4473 | size_t l; |
1d14ffa9 FB |
4474 | const char *p; |
4475 | char *e; | |
4476 | int bad_card = 0; | |
4477 | ||
6a36d84e FB |
4478 | if (!strcmp (optarg, "all")) { |
4479 | for (c = soundhw; c->name; ++c) { | |
4480 | c->enabled = 1; | |
4481 | } | |
4482 | return; | |
4483 | } | |
1d14ffa9 | 4484 | |
6a36d84e | 4485 | p = optarg; |
1d14ffa9 FB |
4486 | while (*p) { |
4487 | e = strchr (p, ','); | |
4488 | l = !e ? strlen (p) : (size_t) (e - p); | |
6a36d84e FB |
4489 | |
4490 | for (c = soundhw; c->name; ++c) { | |
4491 | if (!strncmp (c->name, p, l)) { | |
4492 | c->enabled = 1; | |
1d14ffa9 FB |
4493 | break; |
4494 | } | |
4495 | } | |
6a36d84e FB |
4496 | |
4497 | if (!c->name) { | |
1d14ffa9 FB |
4498 | if (l > 80) { |
4499 | fprintf (stderr, | |
4500 | "Unknown sound card name (too big to show)\n"); | |
4501 | } | |
4502 | else { | |
4503 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
4504 | (int) l, p); | |
4505 | } | |
4506 | bad_card = 1; | |
4507 | } | |
4508 | p += l + (e != NULL); | |
4509 | } | |
4510 | ||
4511 | if (bad_card) | |
4512 | goto show_valid_cards; | |
4513 | } | |
4514 | } | |
4515 | #endif | |
4516 | ||
3893c124 | 4517 | static void select_vgahw (const char *p) |
4518 | { | |
4519 | const char *opts; | |
4520 | ||
28b85ed8 AL |
4521 | cirrus_vga_enabled = 0; |
4522 | std_vga_enabled = 0; | |
4523 | vmsvga_enabled = 0; | |
94909d9f | 4524 | xenfb_enabled = 0; |
3893c124 | 4525 | if (strstart(p, "std", &opts)) { |
c2b3b41a | 4526 | std_vga_enabled = 1; |
3893c124 | 4527 | } else if (strstart(p, "cirrus", &opts)) { |
4528 | cirrus_vga_enabled = 1; | |
3893c124 | 4529 | } else if (strstart(p, "vmware", &opts)) { |
3893c124 | 4530 | vmsvga_enabled = 1; |
94909d9f AL |
4531 | } else if (strstart(p, "xenfb", &opts)) { |
4532 | xenfb_enabled = 1; | |
28b85ed8 | 4533 | } else if (!strstart(p, "none", &opts)) { |
3893c124 | 4534 | invalid_vga: |
4535 | fprintf(stderr, "Unknown vga type: %s\n", p); | |
4536 | exit(1); | |
4537 | } | |
cb5a7aa8 | 4538 | while (*opts) { |
4539 | const char *nextopt; | |
4540 | ||
4541 | if (strstart(opts, ",retrace=", &nextopt)) { | |
4542 | opts = nextopt; | |
4543 | if (strstart(opts, "dumb", &nextopt)) | |
4544 | vga_retrace_method = VGA_RETRACE_DUMB; | |
4545 | else if (strstart(opts, "precise", &nextopt)) | |
4546 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
4547 | else goto invalid_vga; | |
4548 | } else goto invalid_vga; | |
4549 | opts = nextopt; | |
4550 | } | |
3893c124 | 4551 | } |
4552 | ||
7d4c3d53 MA |
4553 | #ifdef TARGET_I386 |
4554 | static int balloon_parse(const char *arg) | |
4555 | { | |
4556 | char buf[128]; | |
4557 | const char *p; | |
4558 | ||
4559 | if (!strcmp(arg, "none")) { | |
4560 | virtio_balloon = 0; | |
4561 | } else if (!strncmp(arg, "virtio", 6)) { | |
4562 | virtio_balloon = 1; | |
4563 | if (arg[6] == ',') { | |
4564 | p = arg + 7; | |
4565 | if (get_param_value(buf, sizeof(buf), "addr", p)) { | |
4566 | virtio_balloon_devaddr = strdup(buf); | |
4567 | } | |
4568 | } | |
4569 | } else { | |
4570 | return -1; | |
4571 | } | |
4572 | return 0; | |
4573 | } | |
4574 | #endif | |
4575 | ||
3587d7e6 FB |
4576 | #ifdef _WIN32 |
4577 | static BOOL WINAPI qemu_ctrl_handler(DWORD type) | |
4578 | { | |
4579 | exit(STATUS_CONTROL_C_EXIT); | |
4580 | return TRUE; | |
4581 | } | |
4582 | #endif | |
4583 | ||
c4be29ff | 4584 | int qemu_uuid_parse(const char *str, uint8_t *uuid) |
8fcb1b90 BS |
4585 | { |
4586 | int ret; | |
4587 | ||
4588 | if(strlen(str) != 36) | |
4589 | return -1; | |
4590 | ||
4591 | ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3], | |
4592 | &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9], | |
4593 | &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14], &uuid[15]); | |
4594 | ||
4595 | if(ret != 16) | |
4596 | return -1; | |
4597 | ||
b6f6e3d3 AL |
4598 | #ifdef TARGET_I386 |
4599 | smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid); | |
4600 | #endif | |
4601 | ||
8fcb1b90 BS |
4602 | return 0; |
4603 | } | |
4604 | ||
7c9d8e07 | 4605 | #define MAX_NET_CLIENTS 32 |
c20709aa | 4606 | |
5b08fc10 AL |
4607 | #ifndef _WIN32 |
4608 | ||
4609 | static void termsig_handler(int signal) | |
4610 | { | |
4611 | qemu_system_shutdown_request(); | |
4612 | } | |
4613 | ||
7c3370d4 JK |
4614 | static void sigchld_handler(int signal) |
4615 | { | |
4616 | waitpid(-1, NULL, WNOHANG); | |
4617 | } | |
4618 | ||
4619 | static void sighandler_setup(void) | |
5b08fc10 AL |
4620 | { |
4621 | struct sigaction act; | |
4622 | ||
4623 | memset(&act, 0, sizeof(act)); | |
4624 | act.sa_handler = termsig_handler; | |
4625 | sigaction(SIGINT, &act, NULL); | |
4626 | sigaction(SIGHUP, &act, NULL); | |
4627 | sigaction(SIGTERM, &act, NULL); | |
7c3370d4 JK |
4628 | |
4629 | act.sa_handler = sigchld_handler; | |
4630 | act.sa_flags = SA_NOCLDSTOP; | |
4631 | sigaction(SIGCHLD, &act, NULL); | |
5b08fc10 AL |
4632 | } |
4633 | ||
4634 | #endif | |
4635 | ||
5cea8590 PB |
4636 | #ifdef _WIN32 |
4637 | /* Look for support files in the same directory as the executable. */ | |
4638 | static char *find_datadir(const char *argv0) | |
4639 | { | |
4640 | char *p; | |
4641 | char buf[MAX_PATH]; | |
4642 | DWORD len; | |
4643 | ||
4644 | len = GetModuleFileName(NULL, buf, sizeof(buf) - 1); | |
4645 | if (len == 0) { | |
c5947808 | 4646 | return NULL; |
5cea8590 PB |
4647 | } |
4648 | ||
4649 | buf[len] = 0; | |
4650 | p = buf + len - 1; | |
4651 | while (p != buf && *p != '\\') | |
4652 | p--; | |
4653 | *p = 0; | |
4654 | if (access(buf, R_OK) == 0) { | |
4655 | return qemu_strdup(buf); | |
4656 | } | |
4657 | return NULL; | |
4658 | } | |
4659 | #else /* !_WIN32 */ | |
4660 | ||
4661 | /* Find a likely location for support files using the location of the binary. | |
4662 | For installed binaries this will be "$bindir/../share/qemu". When | |
4663 | running from the build tree this will be "$bindir/../pc-bios". */ | |
4664 | #define SHARE_SUFFIX "/share/qemu" | |
4665 | #define BUILD_SUFFIX "/pc-bios" | |
4666 | static char *find_datadir(const char *argv0) | |
4667 | { | |
4668 | char *dir; | |
4669 | char *p = NULL; | |
4670 | char *res; | |
4671 | #ifdef PATH_MAX | |
4672 | char buf[PATH_MAX]; | |
4673 | #endif | |
3a41759d | 4674 | size_t max_len; |
5cea8590 PB |
4675 | |
4676 | #if defined(__linux__) | |
4677 | { | |
4678 | int len; | |
4679 | len = readlink("/proc/self/exe", buf, sizeof(buf) - 1); | |
4680 | if (len > 0) { | |
4681 | buf[len] = 0; | |
4682 | p = buf; | |
4683 | } | |
4684 | } | |
4685 | #elif defined(__FreeBSD__) | |
4686 | { | |
4687 | int len; | |
4688 | len = readlink("/proc/curproc/file", buf, sizeof(buf) - 1); | |
4689 | if (len > 0) { | |
4690 | buf[len] = 0; | |
4691 | p = buf; | |
4692 | } | |
4693 | } | |
4694 | #endif | |
4695 | /* If we don't have any way of figuring out the actual executable | |
4696 | location then try argv[0]. */ | |
4697 | if (!p) { | |
4698 | #ifdef PATH_MAX | |
4699 | p = buf; | |
4700 | #endif | |
4701 | p = realpath(argv0, p); | |
4702 | if (!p) { | |
4703 | return NULL; | |
4704 | } | |
4705 | } | |
4706 | dir = dirname(p); | |
4707 | dir = dirname(dir); | |
4708 | ||
3a41759d BS |
4709 | max_len = strlen(dir) + |
4710 | MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1; | |
4711 | res = qemu_mallocz(max_len); | |
4712 | snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX); | |
5cea8590 | 4713 | if (access(res, R_OK)) { |
3a41759d | 4714 | snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX); |
5cea8590 PB |
4715 | if (access(res, R_OK)) { |
4716 | qemu_free(res); | |
4717 | res = NULL; | |
4718 | } | |
4719 | } | |
4720 | #ifndef PATH_MAX | |
4721 | free(p); | |
4722 | #endif | |
4723 | return res; | |
4724 | } | |
4725 | #undef SHARE_SUFFIX | |
4726 | #undef BUILD_SUFFIX | |
4727 | #endif | |
4728 | ||
4729 | char *qemu_find_file(int type, const char *name) | |
4730 | { | |
4731 | int len; | |
4732 | const char *subdir; | |
4733 | char *buf; | |
4734 | ||
4735 | /* If name contains path separators then try it as a straight path. */ | |
4736 | if ((strchr(name, '/') || strchr(name, '\\')) | |
4737 | && access(name, R_OK) == 0) { | |
4738 | return strdup(name); | |
4739 | } | |
4740 | switch (type) { | |
4741 | case QEMU_FILE_TYPE_BIOS: | |
4742 | subdir = ""; | |
4743 | break; | |
4744 | case QEMU_FILE_TYPE_KEYMAP: | |
4745 | subdir = "keymaps/"; | |
4746 | break; | |
4747 | default: | |
4748 | abort(); | |
4749 | } | |
4750 | len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; | |
4751 | buf = qemu_mallocz(len); | |
3a41759d | 4752 | snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); |
5cea8590 PB |
4753 | if (access(buf, R_OK)) { |
4754 | qemu_free(buf); | |
4755 | return NULL; | |
4756 | } | |
4757 | return buf; | |
4758 | } | |
4759 | ||
902b3d5c | 4760 | int main(int argc, char **argv, char **envp) |
0824d6fc | 4761 | { |
59030a8c | 4762 | const char *gdbstub_dev = NULL; |
28c5af54 | 4763 | uint32_t boot_devices_bitmap = 0; |
e4bcb14c | 4764 | int i; |
28c5af54 | 4765 | int snapshot, linux_boot, net_boot; |
7f7f9873 | 4766 | const char *initrd_filename; |
a20dd508 | 4767 | const char *kernel_filename, *kernel_cmdline; |
28c5af54 | 4768 | const char *boot_devices = ""; |
3023f332 | 4769 | DisplayState *ds; |
7d957bd8 | 4770 | DisplayChangeListener *dcl; |
46d4767d | 4771 | int cyls, heads, secs, translation; |
fd5f393a | 4772 | const char *net_clients[MAX_NET_CLIENTS]; |
7c9d8e07 | 4773 | int nb_net_clients; |
dc72ac14 AZ |
4774 | const char *bt_opts[MAX_BT_CMDLINE]; |
4775 | int nb_bt_opts; | |
e4bcb14c | 4776 | int hda_index; |
cd6f1169 FB |
4777 | int optind; |
4778 | const char *r, *optarg; | |
4c621805 | 4779 | CharDriverState *monitor_hd = NULL; |
fd5f393a PB |
4780 | const char *monitor_device; |
4781 | const char *serial_devices[MAX_SERIAL_PORTS]; | |
8d11df9e | 4782 | int serial_device_index; |
fd5f393a | 4783 | const char *parallel_devices[MAX_PARALLEL_PORTS]; |
6508fe59 | 4784 | int parallel_device_index; |
9ede2fde AL |
4785 | const char *virtio_consoles[MAX_VIRTIO_CONSOLES]; |
4786 | int virtio_console_index; | |
d63d307f | 4787 | const char *loadvm = NULL; |
cc1daa40 | 4788 | QEMUMachine *machine; |
94fc95cd | 4789 | const char *cpu_model; |
fd5f393a | 4790 | const char *usb_devices[MAX_USB_CMDLINE]; |
a594cfbf | 4791 | int usb_devices_index; |
b9e82a59 | 4792 | #ifndef _WIN32 |
71e3ceb8 | 4793 | int fds[2]; |
b9e82a59 | 4794 | #endif |
26a5f13b | 4795 | int tb_size; |
93815bc2 | 4796 | const char *pid_file = NULL; |
5bb7910a | 4797 | const char *incoming = NULL; |
b9e82a59 | 4798 | #ifndef _WIN32 |
54042bcf AL |
4799 | int fd = 0; |
4800 | struct passwd *pwd = NULL; | |
0858532e AL |
4801 | const char *chroot_dir = NULL; |
4802 | const char *run_as = NULL; | |
b9e82a59 | 4803 | #endif |
268a362c | 4804 | CPUState *env; |
993fbfdb | 4805 | int show_vnc_port = 0; |
0bd48850 | 4806 | |
902b3d5c | 4807 | qemu_cache_utils_init(envp); |
4808 | ||
0bd48850 | 4809 | LIST_INIT (&vm_change_state_head); |
be995c27 FB |
4810 | #ifndef _WIN32 |
4811 | { | |
4812 | struct sigaction act; | |
4813 | sigfillset(&act.sa_mask); | |
4814 | act.sa_flags = 0; | |
4815 | act.sa_handler = SIG_IGN; | |
4816 | sigaction(SIGPIPE, &act, NULL); | |
4817 | } | |
3587d7e6 FB |
4818 | #else |
4819 | SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); | |
a8e5ac33 FB |
4820 | /* Note: cpu_interrupt() is currently not SMP safe, so we force |
4821 | QEMU to run on a single CPU */ | |
4822 | { | |
4823 | HANDLE h; | |
4824 | DWORD mask, smask; | |
4825 | int i; | |
4826 | h = GetCurrentProcess(); | |
4827 | if (GetProcessAffinityMask(h, &mask, &smask)) { | |
4828 | for(i = 0; i < 32; i++) { | |
4829 | if (mask & (1 << i)) | |
4830 | break; | |
4831 | } | |
4832 | if (i != 32) { | |
4833 | mask = 1 << i; | |
4834 | SetProcessAffinityMask(h, mask); | |
4835 | } | |
4836 | } | |
4837 | } | |
67b915a5 | 4838 | #endif |
be995c27 | 4839 | |
f80f9ec9 | 4840 | module_call_init(MODULE_INIT_MACHINE); |
0c257437 | 4841 | machine = find_default_machine(); |
94fc95cd | 4842 | cpu_model = NULL; |
fc01f7e7 | 4843 | initrd_filename = NULL; |
4fc5d071 | 4844 | ram_size = 0; |
33e3963e | 4845 | snapshot = 0; |
a20dd508 FB |
4846 | kernel_filename = NULL; |
4847 | kernel_cmdline = ""; | |
c4b1fcc0 | 4848 | cyls = heads = secs = 0; |
46d4767d | 4849 | translation = BIOS_ATA_TRANSLATION_AUTO; |
d47d13b9 | 4850 | monitor_device = "vc:80Cx24C"; |
c4b1fcc0 | 4851 | |
c75a823c | 4852 | serial_devices[0] = "vc:80Cx24C"; |
8d11df9e | 4853 | for(i = 1; i < MAX_SERIAL_PORTS; i++) |
fd5f393a | 4854 | serial_devices[i] = NULL; |
8d11df9e | 4855 | serial_device_index = 0; |
3b46e624 | 4856 | |
8290edda | 4857 | parallel_devices[0] = "vc:80Cx24C"; |
6508fe59 | 4858 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) |
fd5f393a | 4859 | parallel_devices[i] = NULL; |
6508fe59 | 4860 | parallel_device_index = 0; |
3b46e624 | 4861 | |
1b8fc811 | 4862 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) |
9ede2fde AL |
4863 | virtio_consoles[i] = NULL; |
4864 | virtio_console_index = 0; | |
4865 | ||
268a362c AL |
4866 | for (i = 0; i < MAX_NODES; i++) { |
4867 | node_mem[i] = 0; | |
4868 | node_cpumask[i] = 0; | |
4869 | } | |
4870 | ||
a594cfbf | 4871 | usb_devices_index = 0; |
3b46e624 | 4872 | |
7c9d8e07 | 4873 | nb_net_clients = 0; |
dc72ac14 | 4874 | nb_bt_opts = 0; |
e4bcb14c TS |
4875 | nb_drives = 0; |
4876 | nb_drives_opt = 0; | |
268a362c | 4877 | nb_numa_nodes = 0; |
e4bcb14c | 4878 | hda_index = -1; |
7c9d8e07 FB |
4879 | |
4880 | nb_nics = 0; | |
3b46e624 | 4881 | |
26a5f13b | 4882 | tb_size = 0; |
41bd639b BS |
4883 | autostart= 1; |
4884 | ||
9dd986cc RJ |
4885 | register_watchdogs(); |
4886 | ||
cd6f1169 | 4887 | optind = 1; |
0824d6fc | 4888 | for(;;) { |
cd6f1169 | 4889 | if (optind >= argc) |
0824d6fc | 4890 | break; |
cd6f1169 FB |
4891 | r = argv[optind]; |
4892 | if (r[0] != '-') { | |
609497ab | 4893 | hda_index = drive_add(argv[optind++], HD_ALIAS, 0); |
cd6f1169 FB |
4894 | } else { |
4895 | const QEMUOption *popt; | |
4896 | ||
4897 | optind++; | |
dff5efc8 PB |
4898 | /* Treat --foo the same as -foo. */ |
4899 | if (r[1] == '-') | |
4900 | r++; | |
cd6f1169 FB |
4901 | popt = qemu_options; |
4902 | for(;;) { | |
4903 | if (!popt->name) { | |
5fafdf24 | 4904 | fprintf(stderr, "%s: invalid option -- '%s'\n", |
cd6f1169 FB |
4905 | argv[0], r); |
4906 | exit(1); | |
4907 | } | |
4908 | if (!strcmp(popt->name, r + 1)) | |
4909 | break; | |
4910 | popt++; | |
4911 | } | |
4912 | if (popt->flags & HAS_ARG) { | |
4913 | if (optind >= argc) { | |
4914 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
4915 | argv[0], r); | |
4916 | exit(1); | |
4917 | } | |
4918 | optarg = argv[optind++]; | |
4919 | } else { | |
4920 | optarg = NULL; | |
4921 | } | |
4922 | ||
4923 | switch(popt->index) { | |
cc1daa40 FB |
4924 | case QEMU_OPTION_M: |
4925 | machine = find_machine(optarg); | |
4926 | if (!machine) { | |
4927 | QEMUMachine *m; | |
4928 | printf("Supported machines are:\n"); | |
4929 | for(m = first_machine; m != NULL; m = m->next) { | |
4930 | printf("%-10s %s%s\n", | |
5fafdf24 | 4931 | m->name, m->desc, |
0c257437 | 4932 | m->is_default ? " (default)" : ""); |
cc1daa40 | 4933 | } |
15f82208 | 4934 | exit(*optarg != '?'); |
cc1daa40 FB |
4935 | } |
4936 | break; | |
94fc95cd JM |
4937 | case QEMU_OPTION_cpu: |
4938 | /* hw initialization will check this */ | |
15f82208 | 4939 | if (*optarg == '?') { |
c732abe2 JM |
4940 | /* XXX: implement xxx_cpu_list for targets that still miss it */ |
4941 | #if defined(cpu_list) | |
4942 | cpu_list(stdout, &fprintf); | |
94fc95cd | 4943 | #endif |
15f82208 | 4944 | exit(0); |
94fc95cd JM |
4945 | } else { |
4946 | cpu_model = optarg; | |
4947 | } | |
4948 | break; | |
cd6f1169 | 4949 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
4950 | initrd_filename = optarg; |
4951 | break; | |
cd6f1169 | 4952 | case QEMU_OPTION_hda: |
e4bcb14c | 4953 | if (cyls == 0) |
609497ab | 4954 | hda_index = drive_add(optarg, HD_ALIAS, 0); |
e4bcb14c | 4955 | else |
609497ab | 4956 | hda_index = drive_add(optarg, HD_ALIAS |
e4bcb14c | 4957 | ",cyls=%d,heads=%d,secs=%d%s", |
609497ab | 4958 | 0, cyls, heads, secs, |
e4bcb14c TS |
4959 | translation == BIOS_ATA_TRANSLATION_LBA ? |
4960 | ",trans=lba" : | |
4961 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
4962 | ",trans=none" : ""); | |
4963 | break; | |
cd6f1169 | 4964 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
4965 | case QEMU_OPTION_hdc: |
4966 | case QEMU_OPTION_hdd: | |
609497ab | 4967 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
fc01f7e7 | 4968 | break; |
e4bcb14c | 4969 | case QEMU_OPTION_drive: |
609497ab | 4970 | drive_add(NULL, "%s", optarg); |
e4bcb14c | 4971 | break; |
3e3d5815 | 4972 | case QEMU_OPTION_mtdblock: |
609497ab | 4973 | drive_add(optarg, MTD_ALIAS); |
3e3d5815 | 4974 | break; |
a1bb27b1 | 4975 | case QEMU_OPTION_sd: |
609497ab | 4976 | drive_add(optarg, SD_ALIAS); |
a1bb27b1 | 4977 | break; |
86f55663 | 4978 | case QEMU_OPTION_pflash: |
609497ab | 4979 | drive_add(optarg, PFLASH_ALIAS); |
86f55663 | 4980 | break; |
cd6f1169 | 4981 | case QEMU_OPTION_snapshot: |
33e3963e FB |
4982 | snapshot = 1; |
4983 | break; | |
cd6f1169 | 4984 | case QEMU_OPTION_hdachs: |
330d0414 | 4985 | { |
330d0414 FB |
4986 | const char *p; |
4987 | p = optarg; | |
4988 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4989 | if (cyls < 1 || cyls > 16383) |
4990 | goto chs_fail; | |
330d0414 FB |
4991 | if (*p != ',') |
4992 | goto chs_fail; | |
4993 | p++; | |
4994 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4995 | if (heads < 1 || heads > 16) |
4996 | goto chs_fail; | |
330d0414 FB |
4997 | if (*p != ',') |
4998 | goto chs_fail; | |
4999 | p++; | |
5000 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5001 | if (secs < 1 || secs > 63) |
5002 | goto chs_fail; | |
5003 | if (*p == ',') { | |
5004 | p++; | |
5005 | if (!strcmp(p, "none")) | |
5006 | translation = BIOS_ATA_TRANSLATION_NONE; | |
5007 | else if (!strcmp(p, "lba")) | |
5008 | translation = BIOS_ATA_TRANSLATION_LBA; | |
5009 | else if (!strcmp(p, "auto")) | |
5010 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
5011 | else | |
5012 | goto chs_fail; | |
5013 | } else if (*p != '\0') { | |
c4b1fcc0 | 5014 | chs_fail: |
46d4767d FB |
5015 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
5016 | exit(1); | |
c4b1fcc0 | 5017 | } |
e4bcb14c | 5018 | if (hda_index != -1) |
609497ab AZ |
5019 | snprintf(drives_opt[hda_index].opt, |
5020 | sizeof(drives_opt[hda_index].opt), | |
5021 | HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s", | |
5022 | 0, cyls, heads, secs, | |
e4bcb14c TS |
5023 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5024 | ",trans=lba" : | |
5025 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5026 | ",trans=none" : ""); | |
330d0414 FB |
5027 | } |
5028 | break; | |
268a362c AL |
5029 | case QEMU_OPTION_numa: |
5030 | if (nb_numa_nodes >= MAX_NODES) { | |
5031 | fprintf(stderr, "qemu: too many NUMA nodes\n"); | |
5032 | exit(1); | |
5033 | } | |
5034 | numa_add(optarg); | |
5035 | break; | |
cd6f1169 | 5036 | case QEMU_OPTION_nographic: |
993fbfdb | 5037 | display_type = DT_NOGRAPHIC; |
a20dd508 | 5038 | break; |
4d3b6f6e AZ |
5039 | #ifdef CONFIG_CURSES |
5040 | case QEMU_OPTION_curses: | |
993fbfdb | 5041 | display_type = DT_CURSES; |
4d3b6f6e AZ |
5042 | break; |
5043 | #endif | |
a171fe39 AZ |
5044 | case QEMU_OPTION_portrait: |
5045 | graphic_rotate = 1; | |
5046 | break; | |
cd6f1169 | 5047 | case QEMU_OPTION_kernel: |
a20dd508 FB |
5048 | kernel_filename = optarg; |
5049 | break; | |
cd6f1169 | 5050 | case QEMU_OPTION_append: |
a20dd508 | 5051 | kernel_cmdline = optarg; |
313aa567 | 5052 | break; |
cd6f1169 | 5053 | case QEMU_OPTION_cdrom: |
609497ab | 5054 | drive_add(optarg, CDROM_ALIAS); |
36b486bb | 5055 | break; |
cd6f1169 | 5056 | case QEMU_OPTION_boot: |
28c5af54 JM |
5057 | boot_devices = optarg; |
5058 | /* We just do some generic consistency checks */ | |
5059 | { | |
5060 | /* Could easily be extended to 64 devices if needed */ | |
60fe76f3 | 5061 | const char *p; |
28c5af54 JM |
5062 | |
5063 | boot_devices_bitmap = 0; | |
5064 | for (p = boot_devices; *p != '\0'; p++) { | |
5065 | /* Allowed boot devices are: | |
5066 | * a b : floppy disk drives | |
5067 | * c ... f : IDE disk drives | |
5068 | * g ... m : machine implementation dependant drives | |
5069 | * n ... p : network devices | |
5070 | * It's up to each machine implementation to check | |
5071 | * if the given boot devices match the actual hardware | |
5072 | * implementation and firmware features. | |
5073 | */ | |
5074 | if (*p < 'a' || *p > 'q') { | |
5075 | fprintf(stderr, "Invalid boot device '%c'\n", *p); | |
5076 | exit(1); | |
5077 | } | |
5078 | if (boot_devices_bitmap & (1 << (*p - 'a'))) { | |
5079 | fprintf(stderr, | |
5080 | "Boot device '%c' was given twice\n",*p); | |
5081 | exit(1); | |
5082 | } | |
5083 | boot_devices_bitmap |= 1 << (*p - 'a'); | |
5084 | } | |
36b486bb FB |
5085 | } |
5086 | break; | |
cd6f1169 | 5087 | case QEMU_OPTION_fda: |
cd6f1169 | 5088 | case QEMU_OPTION_fdb: |
609497ab | 5089 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
c45886db | 5090 | break; |
52ca8d6a FB |
5091 | #ifdef TARGET_I386 |
5092 | case QEMU_OPTION_no_fd_bootchk: | |
5093 | fd_bootchk = 0; | |
5094 | break; | |
5095 | #endif | |
7c9d8e07 FB |
5096 | case QEMU_OPTION_net: |
5097 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
5098 | fprintf(stderr, "qemu: too many network clients\n"); | |
c4b1fcc0 FB |
5099 | exit(1); |
5100 | } | |
fd5f393a | 5101 | net_clients[nb_net_clients] = optarg; |
7c9d8e07 | 5102 | nb_net_clients++; |
702c651c | 5103 | break; |
c7f74643 FB |
5104 | #ifdef CONFIG_SLIRP |
5105 | case QEMU_OPTION_tftp: | |
ad196a9d | 5106 | legacy_tftp_prefix = optarg; |
9bf05444 | 5107 | break; |
47d5d01a | 5108 | case QEMU_OPTION_bootp: |
ad196a9d | 5109 | legacy_bootp_filename = optarg; |
47d5d01a | 5110 | break; |
c94c8d64 | 5111 | #ifndef _WIN32 |
9d728e8c | 5112 | case QEMU_OPTION_smb: |
ad196a9d | 5113 | net_slirp_smb(optarg); |
9d728e8c | 5114 | break; |
c94c8d64 | 5115 | #endif |
9bf05444 | 5116 | case QEMU_OPTION_redir: |
f3546deb | 5117 | net_slirp_redir(optarg); |
9bf05444 | 5118 | break; |
c7f74643 | 5119 | #endif |
dc72ac14 AZ |
5120 | case QEMU_OPTION_bt: |
5121 | if (nb_bt_opts >= MAX_BT_CMDLINE) { | |
5122 | fprintf(stderr, "qemu: too many bluetooth options\n"); | |
5123 | exit(1); | |
5124 | } | |
5125 | bt_opts[nb_bt_opts++] = optarg; | |
5126 | break; | |
1d14ffa9 | 5127 | #ifdef HAS_AUDIO |
1d14ffa9 FB |
5128 | case QEMU_OPTION_audio_help: |
5129 | AUD_help (); | |
5130 | exit (0); | |
5131 | break; | |
5132 | case QEMU_OPTION_soundhw: | |
5133 | select_soundhw (optarg); | |
5134 | break; | |
5135 | #endif | |
cd6f1169 | 5136 | case QEMU_OPTION_h: |
15f82208 | 5137 | help(0); |
cd6f1169 | 5138 | break; |
9bd7e6d9 PB |
5139 | case QEMU_OPTION_version: |
5140 | version(); | |
5141 | exit(0); | |
5142 | break; | |
00f82b8a AJ |
5143 | case QEMU_OPTION_m: { |
5144 | uint64_t value; | |
5145 | char *ptr; | |
5146 | ||
5147 | value = strtoul(optarg, &ptr, 10); | |
5148 | switch (*ptr) { | |
5149 | case 0: case 'M': case 'm': | |
5150 | value <<= 20; | |
5151 | break; | |
5152 | case 'G': case 'g': | |
5153 | value <<= 30; | |
5154 | break; | |
5155 | default: | |
5156 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
cd6f1169 FB |
5157 | exit(1); |
5158 | } | |
00f82b8a AJ |
5159 | |
5160 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
5161 | if (value > (2047 << 20) | |
640f42e4 | 5162 | #ifndef CONFIG_KQEMU |
00f82b8a AJ |
5163 | && HOST_LONG_BITS == 32 |
5164 | #endif | |
5165 | ) { | |
5166 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
5167 | exit(1); | |
5168 | } | |
5169 | if (value != (uint64_t)(ram_addr_t)value) { | |
5170 | fprintf(stderr, "qemu: ram size too large\n"); | |
5171 | exit(1); | |
5172 | } | |
5173 | ram_size = value; | |
cd6f1169 | 5174 | break; |
00f82b8a | 5175 | } |
cd6f1169 FB |
5176 | case QEMU_OPTION_d: |
5177 | { | |
5178 | int mask; | |
c7cd6a37 | 5179 | const CPULogItem *item; |
3b46e624 | 5180 | |
cd6f1169 FB |
5181 | mask = cpu_str_to_log_mask(optarg); |
5182 | if (!mask) { | |
5183 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
5184 | for(item = cpu_log_items; item->mask != 0; item++) { |
5185 | printf("%-10s %s\n", item->name, item->help); | |
5186 | } | |
5187 | exit(1); | |
cd6f1169 FB |
5188 | } |
5189 | cpu_set_log(mask); | |
f193c797 | 5190 | } |
cd6f1169 | 5191 | break; |
cd6f1169 | 5192 | case QEMU_OPTION_s: |
59030a8c | 5193 | gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT; |
cd6f1169 | 5194 | break; |
59030a8c AL |
5195 | case QEMU_OPTION_gdb: |
5196 | gdbstub_dev = optarg; | |
cd6f1169 | 5197 | break; |
cd6f1169 | 5198 | case QEMU_OPTION_L: |
5cea8590 | 5199 | data_dir = optarg; |
cd6f1169 | 5200 | break; |
1192dad8 JM |
5201 | case QEMU_OPTION_bios: |
5202 | bios_name = optarg; | |
5203 | break; | |
1b530a6d AJ |
5204 | case QEMU_OPTION_singlestep: |
5205 | singlestep = 1; | |
5206 | break; | |
cd6f1169 | 5207 | case QEMU_OPTION_S: |
3c07f8e8 | 5208 | autostart = 0; |
cd6f1169 | 5209 | break; |
5824d651 | 5210 | #ifndef _WIN32 |
3d11d0eb FB |
5211 | case QEMU_OPTION_k: |
5212 | keyboard_layout = optarg; | |
5213 | break; | |
5824d651 | 5214 | #endif |
ee22c2f7 FB |
5215 | case QEMU_OPTION_localtime: |
5216 | rtc_utc = 0; | |
5217 | break; | |
3893c124 | 5218 | case QEMU_OPTION_vga: |
5219 | select_vgahw (optarg); | |
1bfe856e | 5220 | break; |
5824d651 | 5221 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
e9b137c2 FB |
5222 | case QEMU_OPTION_g: |
5223 | { | |
5224 | const char *p; | |
5225 | int w, h, depth; | |
5226 | p = optarg; | |
5227 | w = strtol(p, (char **)&p, 10); | |
5228 | if (w <= 0) { | |
5229 | graphic_error: | |
5230 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
5231 | exit(1); | |
5232 | } | |
5233 | if (*p != 'x') | |
5234 | goto graphic_error; | |
5235 | p++; | |
5236 | h = strtol(p, (char **)&p, 10); | |
5237 | if (h <= 0) | |
5238 | goto graphic_error; | |
5239 | if (*p == 'x') { | |
5240 | p++; | |
5241 | depth = strtol(p, (char **)&p, 10); | |
5fafdf24 | 5242 | if (depth != 8 && depth != 15 && depth != 16 && |
e9b137c2 FB |
5243 | depth != 24 && depth != 32) |
5244 | goto graphic_error; | |
5245 | } else if (*p == '\0') { | |
5246 | depth = graphic_depth; | |
5247 | } else { | |
5248 | goto graphic_error; | |
5249 | } | |
3b46e624 | 5250 | |
e9b137c2 FB |
5251 | graphic_width = w; |
5252 | graphic_height = h; | |
5253 | graphic_depth = depth; | |
5254 | } | |
5255 | break; | |
5824d651 | 5256 | #endif |
20d8a3ed TS |
5257 | case QEMU_OPTION_echr: |
5258 | { | |
5259 | char *r; | |
5260 | term_escape_char = strtol(optarg, &r, 0); | |
5261 | if (r == optarg) | |
5262 | printf("Bad argument to echr\n"); | |
5263 | break; | |
5264 | } | |
82c643ff | 5265 | case QEMU_OPTION_monitor: |
fd5f393a | 5266 | monitor_device = optarg; |
82c643ff FB |
5267 | break; |
5268 | case QEMU_OPTION_serial: | |
8d11df9e FB |
5269 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
5270 | fprintf(stderr, "qemu: too many serial ports\n"); | |
5271 | exit(1); | |
5272 | } | |
fd5f393a | 5273 | serial_devices[serial_device_index] = optarg; |
8d11df9e | 5274 | serial_device_index++; |
82c643ff | 5275 | break; |
9dd986cc RJ |
5276 | case QEMU_OPTION_watchdog: |
5277 | i = select_watchdog(optarg); | |
5278 | if (i > 0) | |
5279 | exit (i == 1 ? 1 : 0); | |
5280 | break; | |
5281 | case QEMU_OPTION_watchdog_action: | |
5282 | if (select_watchdog_action(optarg) == -1) { | |
5283 | fprintf(stderr, "Unknown -watchdog-action parameter\n"); | |
5284 | exit(1); | |
5285 | } | |
5286 | break; | |
51ecf136 AL |
5287 | case QEMU_OPTION_virtiocon: |
5288 | if (virtio_console_index >= MAX_VIRTIO_CONSOLES) { | |
5289 | fprintf(stderr, "qemu: too many virtio consoles\n"); | |
5290 | exit(1); | |
5291 | } | |
5292 | virtio_consoles[virtio_console_index] = optarg; | |
5293 | virtio_console_index++; | |
5294 | break; | |
6508fe59 FB |
5295 | case QEMU_OPTION_parallel: |
5296 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
5297 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
5298 | exit(1); | |
5299 | } | |
fd5f393a | 5300 | parallel_devices[parallel_device_index] = optarg; |
6508fe59 FB |
5301 | parallel_device_index++; |
5302 | break; | |
d63d307f FB |
5303 | case QEMU_OPTION_loadvm: |
5304 | loadvm = optarg; | |
5305 | break; | |
5306 | case QEMU_OPTION_full_screen: | |
5307 | full_screen = 1; | |
5308 | break; | |
667accab | 5309 | #ifdef CONFIG_SDL |
43523e93 TS |
5310 | case QEMU_OPTION_no_frame: |
5311 | no_frame = 1; | |
5312 | break; | |
3780e197 TS |
5313 | case QEMU_OPTION_alt_grab: |
5314 | alt_grab = 1; | |
5315 | break; | |
667accab TS |
5316 | case QEMU_OPTION_no_quit: |
5317 | no_quit = 1; | |
5318 | break; | |
7d957bd8 | 5319 | case QEMU_OPTION_sdl: |
993fbfdb | 5320 | display_type = DT_SDL; |
7d957bd8 | 5321 | break; |
667accab | 5322 | #endif |
f7cce898 | 5323 | case QEMU_OPTION_pidfile: |
93815bc2 | 5324 | pid_file = optarg; |
f7cce898 | 5325 | break; |
a09db21f FB |
5326 | #ifdef TARGET_I386 |
5327 | case QEMU_OPTION_win2k_hack: | |
5328 | win2k_install_hack = 1; | |
5329 | break; | |
73822ec8 AL |
5330 | case QEMU_OPTION_rtc_td_hack: |
5331 | rtc_td_hack = 1; | |
5332 | break; | |
8a92ea2f AL |
5333 | case QEMU_OPTION_acpitable: |
5334 | if(acpi_table_add(optarg) < 0) { | |
5335 | fprintf(stderr, "Wrong acpi table provided\n"); | |
5336 | exit(1); | |
5337 | } | |
5338 | break; | |
b6f6e3d3 AL |
5339 | case QEMU_OPTION_smbios: |
5340 | if(smbios_entry_add(optarg) < 0) { | |
5341 | fprintf(stderr, "Wrong smbios provided\n"); | |
5342 | exit(1); | |
5343 | } | |
5344 | break; | |
a09db21f | 5345 | #endif |
640f42e4 | 5346 | #ifdef CONFIG_KQEMU |
52249f0f AL |
5347 | case QEMU_OPTION_enable_kqemu: |
5348 | kqemu_allowed = 1; | |
d993e026 | 5349 | break; |
89bfc105 FB |
5350 | case QEMU_OPTION_kernel_kqemu: |
5351 | kqemu_allowed = 2; | |
5352 | break; | |
7ba1e619 AL |
5353 | #endif |
5354 | #ifdef CONFIG_KVM | |
5355 | case QEMU_OPTION_enable_kvm: | |
5356 | kvm_allowed = 1; | |
640f42e4 | 5357 | #ifdef CONFIG_KQEMU |
7ba1e619 AL |
5358 | kqemu_allowed = 0; |
5359 | #endif | |
5360 | break; | |
d993e026 | 5361 | #endif |
bb36d470 FB |
5362 | case QEMU_OPTION_usb: |
5363 | usb_enabled = 1; | |
5364 | break; | |
a594cfbf FB |
5365 | case QEMU_OPTION_usbdevice: |
5366 | usb_enabled = 1; | |
0d92ed30 | 5367 | if (usb_devices_index >= MAX_USB_CMDLINE) { |
a594cfbf FB |
5368 | fprintf(stderr, "Too many USB devices\n"); |
5369 | exit(1); | |
5370 | } | |
fd5f393a | 5371 | usb_devices[usb_devices_index] = optarg; |
a594cfbf FB |
5372 | usb_devices_index++; |
5373 | break; | |
6a00d601 FB |
5374 | case QEMU_OPTION_smp: |
5375 | smp_cpus = atoi(optarg); | |
b2097003 | 5376 | if (smp_cpus < 1) { |
6a00d601 FB |
5377 | fprintf(stderr, "Invalid number of CPUs\n"); |
5378 | exit(1); | |
5379 | } | |
5380 | break; | |
24236869 | 5381 | case QEMU_OPTION_vnc: |
993fbfdb | 5382 | display_type = DT_VNC; |
73fc9742 | 5383 | vnc_display = optarg; |
24236869 | 5384 | break; |
5824d651 | 5385 | #ifdef TARGET_I386 |
6515b203 FB |
5386 | case QEMU_OPTION_no_acpi: |
5387 | acpi_enabled = 0; | |
5388 | break; | |
16b29ae1 AL |
5389 | case QEMU_OPTION_no_hpet: |
5390 | no_hpet = 1; | |
5391 | break; | |
7d4c3d53 MA |
5392 | case QEMU_OPTION_balloon: |
5393 | if (balloon_parse(optarg) < 0) { | |
5394 | fprintf(stderr, "Unknown -balloon argument %s\n", optarg); | |
5395 | exit(1); | |
5396 | } | |
df97b920 | 5397 | break; |
5824d651 | 5398 | #endif |
d1beab82 FB |
5399 | case QEMU_OPTION_no_reboot: |
5400 | no_reboot = 1; | |
5401 | break; | |
b2f76161 AJ |
5402 | case QEMU_OPTION_no_shutdown: |
5403 | no_shutdown = 1; | |
5404 | break; | |
9467cd46 AZ |
5405 | case QEMU_OPTION_show_cursor: |
5406 | cursor_hide = 0; | |
5407 | break; | |
8fcb1b90 BS |
5408 | case QEMU_OPTION_uuid: |
5409 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
5410 | fprintf(stderr, "Fail to parse UUID string." | |
5411 | " Wrong format.\n"); | |
5412 | exit(1); | |
5413 | } | |
5414 | break; | |
5824d651 | 5415 | #ifndef _WIN32 |
71e3ceb8 TS |
5416 | case QEMU_OPTION_daemonize: |
5417 | daemonize = 1; | |
5418 | break; | |
5824d651 | 5419 | #endif |
9ae02555 TS |
5420 | case QEMU_OPTION_option_rom: |
5421 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
5422 | fprintf(stderr, "Too many option ROMs\n"); | |
5423 | exit(1); | |
5424 | } | |
5425 | option_rom[nb_option_roms] = optarg; | |
5426 | nb_option_roms++; | |
5427 | break; | |
5824d651 | 5428 | #if defined(TARGET_ARM) || defined(TARGET_M68K) |
8e71621f PB |
5429 | case QEMU_OPTION_semihosting: |
5430 | semihosting_enabled = 1; | |
5431 | break; | |
5824d651 | 5432 | #endif |
c35734b2 | 5433 | case QEMU_OPTION_name: |
1889465a AK |
5434 | qemu_name = qemu_strdup(optarg); |
5435 | { | |
5436 | char *p = strchr(qemu_name, ','); | |
5437 | if (p != NULL) { | |
5438 | *p++ = 0; | |
5439 | if (strncmp(p, "process=", 8)) { | |
5440 | fprintf(stderr, "Unknown subargument %s to -name", p); | |
5441 | exit(1); | |
5442 | } | |
5443 | p += 8; | |
5444 | set_proc_name(p); | |
5445 | } | |
5446 | } | |
c35734b2 | 5447 | break; |
95efd11c | 5448 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
5449 | case QEMU_OPTION_prom_env: |
5450 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
5451 | fprintf(stderr, "Too many prom variables\n"); | |
5452 | exit(1); | |
5453 | } | |
5454 | prom_envs[nb_prom_envs] = optarg; | |
5455 | nb_prom_envs++; | |
5456 | break; | |
2b8f2d41 AZ |
5457 | #endif |
5458 | #ifdef TARGET_ARM | |
5459 | case QEMU_OPTION_old_param: | |
5460 | old_param = 1; | |
05ebd537 | 5461 | break; |
66508601 | 5462 | #endif |
f3dcfada TS |
5463 | case QEMU_OPTION_clock: |
5464 | configure_alarms(optarg); | |
5465 | break; | |
7e0af5d0 FB |
5466 | case QEMU_OPTION_startdate: |
5467 | { | |
5468 | struct tm tm; | |
f6503059 | 5469 | time_t rtc_start_date; |
7e0af5d0 | 5470 | if (!strcmp(optarg, "now")) { |
f6503059 | 5471 | rtc_date_offset = -1; |
7e0af5d0 FB |
5472 | } else { |
5473 | if (sscanf(optarg, "%d-%d-%dT%d:%d:%d", | |
5474 | &tm.tm_year, | |
5475 | &tm.tm_mon, | |
5476 | &tm.tm_mday, | |
5477 | &tm.tm_hour, | |
5478 | &tm.tm_min, | |
5479 | &tm.tm_sec) == 6) { | |
5480 | /* OK */ | |
5481 | } else if (sscanf(optarg, "%d-%d-%d", | |
5482 | &tm.tm_year, | |
5483 | &tm.tm_mon, | |
5484 | &tm.tm_mday) == 3) { | |
5485 | tm.tm_hour = 0; | |
5486 | tm.tm_min = 0; | |
5487 | tm.tm_sec = 0; | |
5488 | } else { | |
5489 | goto date_fail; | |
5490 | } | |
5491 | tm.tm_year -= 1900; | |
5492 | tm.tm_mon--; | |
3c6b2088 | 5493 | rtc_start_date = mktimegm(&tm); |
7e0af5d0 FB |
5494 | if (rtc_start_date == -1) { |
5495 | date_fail: | |
5496 | fprintf(stderr, "Invalid date format. Valid format are:\n" | |
5497 | "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n"); | |
5498 | exit(1); | |
5499 | } | |
f6503059 | 5500 | rtc_date_offset = time(NULL) - rtc_start_date; |
7e0af5d0 FB |
5501 | } |
5502 | } | |
5503 | break; | |
26a5f13b FB |
5504 | case QEMU_OPTION_tb_size: |
5505 | tb_size = strtol(optarg, NULL, 0); | |
5506 | if (tb_size < 0) | |
5507 | tb_size = 0; | |
5508 | break; | |
2e70f6ef PB |
5509 | case QEMU_OPTION_icount: |
5510 | use_icount = 1; | |
5511 | if (strcmp(optarg, "auto") == 0) { | |
5512 | icount_time_shift = -1; | |
5513 | } else { | |
5514 | icount_time_shift = strtol(optarg, NULL, 0); | |
5515 | } | |
5516 | break; | |
5bb7910a AL |
5517 | case QEMU_OPTION_incoming: |
5518 | incoming = optarg; | |
5519 | break; | |
5824d651 | 5520 | #ifndef _WIN32 |
0858532e AL |
5521 | case QEMU_OPTION_chroot: |
5522 | chroot_dir = optarg; | |
5523 | break; | |
5524 | case QEMU_OPTION_runas: | |
5525 | run_as = optarg; | |
5526 | break; | |
e37630ca AL |
5527 | #endif |
5528 | #ifdef CONFIG_XEN | |
5529 | case QEMU_OPTION_xen_domid: | |
5530 | xen_domid = atoi(optarg); | |
5531 | break; | |
5532 | case QEMU_OPTION_xen_create: | |
5533 | xen_mode = XEN_CREATE; | |
5534 | break; | |
5535 | case QEMU_OPTION_xen_attach: | |
5536 | xen_mode = XEN_ATTACH; | |
5537 | break; | |
5824d651 | 5538 | #endif |
cd6f1169 | 5539 | } |
0824d6fc FB |
5540 | } |
5541 | } | |
330d0414 | 5542 | |
5cea8590 PB |
5543 | /* If no data_dir is specified then try to find it relative to the |
5544 | executable path. */ | |
5545 | if (!data_dir) { | |
5546 | data_dir = find_datadir(argv[0]); | |
5547 | } | |
5548 | /* If all else fails use the install patch specified when building. */ | |
5549 | if (!data_dir) { | |
5550 | data_dir = CONFIG_QEMU_SHAREDIR; | |
5551 | } | |
5552 | ||
640f42e4 | 5553 | #if defined(CONFIG_KVM) && defined(CONFIG_KQEMU) |
7ba1e619 AL |
5554 | if (kvm_allowed && kqemu_allowed) { |
5555 | fprintf(stderr, | |
5556 | "You can not enable both KVM and kqemu at the same time\n"); | |
5557 | exit(1); | |
5558 | } | |
5559 | #endif | |
5560 | ||
3d878caa | 5561 | machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
b2097003 AL |
5562 | if (smp_cpus > machine->max_cpus) { |
5563 | fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " | |
5564 | "supported by machine `%s' (%d)\n", smp_cpus, machine->name, | |
5565 | machine->max_cpus); | |
5566 | exit(1); | |
5567 | } | |
5568 | ||
993fbfdb | 5569 | if (display_type == DT_NOGRAPHIC) { |
bc0129d9 AL |
5570 | if (serial_device_index == 0) |
5571 | serial_devices[0] = "stdio"; | |
5572 | if (parallel_device_index == 0) | |
5573 | parallel_devices[0] = "null"; | |
5574 | if (strncmp(monitor_device, "vc", 2) == 0) | |
5575 | monitor_device = "stdio"; | |
5576 | } | |
5577 | ||
71e3ceb8 | 5578 | #ifndef _WIN32 |
71e3ceb8 TS |
5579 | if (daemonize) { |
5580 | pid_t pid; | |
5581 | ||
5582 | if (pipe(fds) == -1) | |
5583 | exit(1); | |
5584 | ||
5585 | pid = fork(); | |
5586 | if (pid > 0) { | |
5587 | uint8_t status; | |
5588 | ssize_t len; | |
5589 | ||
5590 | close(fds[1]); | |
5591 | ||
5592 | again: | |
93815bc2 TS |
5593 | len = read(fds[0], &status, 1); |
5594 | if (len == -1 && (errno == EINTR)) | |
5595 | goto again; | |
5596 | ||
5597 | if (len != 1) | |
5598 | exit(1); | |
5599 | else if (status == 1) { | |
5600 | fprintf(stderr, "Could not acquire pidfile\n"); | |
5601 | exit(1); | |
5602 | } else | |
5603 | exit(0); | |
71e3ceb8 | 5604 | } else if (pid < 0) |
93815bc2 | 5605 | exit(1); |
71e3ceb8 TS |
5606 | |
5607 | setsid(); | |
5608 | ||
5609 | pid = fork(); | |
5610 | if (pid > 0) | |
5611 | exit(0); | |
5612 | else if (pid < 0) | |
5613 | exit(1); | |
5614 | ||
5615 | umask(027); | |
71e3ceb8 TS |
5616 | |
5617 | signal(SIGTSTP, SIG_IGN); | |
5618 | signal(SIGTTOU, SIG_IGN); | |
5619 | signal(SIGTTIN, SIG_IGN); | |
5620 | } | |
71e3ceb8 | 5621 | |
aa26bb2d | 5622 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
93815bc2 TS |
5623 | if (daemonize) { |
5624 | uint8_t status = 1; | |
5625 | write(fds[1], &status, 1); | |
5626 | } else | |
5627 | fprintf(stderr, "Could not acquire pid file\n"); | |
5628 | exit(1); | |
5629 | } | |
b9e82a59 | 5630 | #endif |
93815bc2 | 5631 | |
640f42e4 | 5632 | #ifdef CONFIG_KQEMU |
ff3fbb30 FB |
5633 | if (smp_cpus > 1) |
5634 | kqemu_allowed = 0; | |
5635 | #endif | |
3fcf7b6b AL |
5636 | if (qemu_init_main_loop()) { |
5637 | fprintf(stderr, "qemu_init_main_loop failed\n"); | |
5638 | exit(1); | |
5639 | } | |
a20dd508 | 5640 | linux_boot = (kernel_filename != NULL); |
6c41b272 | 5641 | |
f8d39c01 TS |
5642 | if (!linux_boot && *kernel_cmdline != '\0') { |
5643 | fprintf(stderr, "-append only allowed with -kernel option\n"); | |
5644 | exit(1); | |
5645 | } | |
5646 | ||
5647 | if (!linux_boot && initrd_filename != NULL) { | |
5648 | fprintf(stderr, "-initrd only allowed with -kernel option\n"); | |
5649 | exit(1); | |
5650 | } | |
5651 | ||
96d30e48 | 5652 | /* boot to floppy or the default cd if no hard disk defined yet */ |
28c5af54 | 5653 | if (!boot_devices[0]) { |
e4bcb14c | 5654 | boot_devices = "cad"; |
96d30e48 | 5655 | } |
b118d61e | 5656 | setvbuf(stdout, NULL, _IOLBF, 0); |
3b46e624 | 5657 | |
634fce96 | 5658 | init_timers(); |
7183b4b4 AL |
5659 | if (init_timer_alarm() < 0) { |
5660 | fprintf(stderr, "could not initialize alarm timer\n"); | |
5661 | exit(1); | |
5662 | } | |
2e70f6ef PB |
5663 | if (use_icount && icount_time_shift < 0) { |
5664 | use_icount = 2; | |
5665 | /* 125MIPS seems a reasonable initial guess at the guest speed. | |
5666 | It will be corrected fairly quickly anyway. */ | |
5667 | icount_time_shift = 3; | |
5668 | init_icount_adjust(); | |
5669 | } | |
634fce96 | 5670 | |
fd1dff4b FB |
5671 | #ifdef _WIN32 |
5672 | socket_init(); | |
5673 | #endif | |
5674 | ||
7c9d8e07 FB |
5675 | /* init network clients */ |
5676 | if (nb_net_clients == 0) { | |
5677 | /* if no clients, we use a default config */ | |
f441b28b AL |
5678 | net_clients[nb_net_clients++] = "nic"; |
5679 | #ifdef CONFIG_SLIRP | |
5680 | net_clients[nb_net_clients++] = "user"; | |
5681 | #endif | |
c20709aa FB |
5682 | } |
5683 | ||
7c9d8e07 | 5684 | for(i = 0;i < nb_net_clients; i++) { |
9ad97e65 | 5685 | if (net_client_parse(net_clients[i]) < 0) |
7c9d8e07 | 5686 | exit(1); |
702c651c | 5687 | } |
f1510b2c | 5688 | |
406c8df3 GC |
5689 | net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF; |
5690 | net_set_boot_mask(net_boot); | |
5691 | ||
5692 | net_client_check(); | |
eec85c2a | 5693 | |
dc72ac14 AZ |
5694 | /* init the bluetooth world */ |
5695 | for (i = 0; i < nb_bt_opts; i++) | |
5696 | if (bt_parse(bt_opts[i])) | |
5697 | exit(1); | |
5698 | ||
0824d6fc | 5699 | /* init the memory */ |
94a6b54f PB |
5700 | if (ram_size == 0) |
5701 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
9ae02555 | 5702 | |
640f42e4 | 5703 | #ifdef CONFIG_KQEMU |
94a6b54f PB |
5704 | /* FIXME: This is a nasty hack because kqemu can't cope with dynamic |
5705 | guest ram allocation. It needs to go away. */ | |
5706 | if (kqemu_allowed) { | |
4cfce484 | 5707 | kqemu_phys_ram_size = ram_size + 8 * 1024 * 1024 + 4 * 1024 * 1024; |
94a6b54f PB |
5708 | kqemu_phys_ram_base = qemu_vmalloc(kqemu_phys_ram_size); |
5709 | if (!kqemu_phys_ram_base) { | |
5710 | fprintf(stderr, "Could not allocate physical memory\n"); | |
5711 | exit(1); | |
5712 | } | |
0824d6fc | 5713 | } |
94a6b54f | 5714 | #endif |
0824d6fc | 5715 | |
26a5f13b FB |
5716 | /* init the dynamic translator */ |
5717 | cpu_exec_init_all(tb_size * 1024 * 1024); | |
5718 | ||
5905b2e5 | 5719 | bdrv_init(); |
c4b1fcc0 | 5720 | |
e4bcb14c | 5721 | /* we always create the cdrom drive, even if no disk is there */ |
c4b1fcc0 | 5722 | |
e4bcb14c | 5723 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5724 | drive_add(NULL, CDROM_ALIAS); |
c4b1fcc0 | 5725 | |
9d413d1d | 5726 | /* we always create at least one floppy */ |
33e3963e | 5727 | |
e4bcb14c | 5728 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5729 | drive_add(NULL, FD_ALIAS, 0); |
86f55663 | 5730 | |
9d413d1d AZ |
5731 | /* we always create one sd slot, even if no card is in it */ |
5732 | ||
5733 | if (nb_drives_opt < MAX_DRIVES) | |
609497ab | 5734 | drive_add(NULL, SD_ALIAS); |
9d413d1d | 5735 | |
e4bcb14c TS |
5736 | /* open the virtual block devices */ |
5737 | ||
5738 | for(i = 0; i < nb_drives_opt; i++) | |
609497ab | 5739 | if (drive_init(&drives_opt[i], snapshot, machine) == -1) |
e4bcb14c | 5740 | exit(1); |
3e3d5815 | 5741 | |
c88676f8 | 5742 | register_savevm("timer", 0, 2, timer_save, timer_load, NULL); |
475e4277 | 5743 | register_savevm_live("ram", 0, 3, ram_save_live, NULL, ram_load, NULL); |
8a7ddc38 | 5744 | |
3023f332 AL |
5745 | #ifndef _WIN32 |
5746 | /* must be after terminal init, SDL library changes signal handlers */ | |
7c3370d4 | 5747 | sighandler_setup(); |
3023f332 AL |
5748 | #endif |
5749 | ||
5750 | /* Maintain compatibility with multiple stdio monitors */ | |
5751 | if (!strcmp(monitor_device,"stdio")) { | |
5752 | for (i = 0; i < MAX_SERIAL_PORTS; i++) { | |
5753 | const char *devname = serial_devices[i]; | |
5754 | if (devname && !strcmp(devname,"mon:stdio")) { | |
5755 | monitor_device = NULL; | |
5756 | break; | |
5757 | } else if (devname && !strcmp(devname,"stdio")) { | |
5758 | monitor_device = NULL; | |
5759 | serial_devices[i] = "mon:stdio"; | |
5760 | break; | |
5761 | } | |
5762 | } | |
5763 | } | |
5764 | ||
268a362c AL |
5765 | if (nb_numa_nodes > 0) { |
5766 | int i; | |
5767 | ||
5768 | if (nb_numa_nodes > smp_cpus) { | |
5769 | nb_numa_nodes = smp_cpus; | |
5770 | } | |
5771 | ||
5772 | /* If no memory size if given for any node, assume the default case | |
5773 | * and distribute the available memory equally across all nodes | |
5774 | */ | |
5775 | for (i = 0; i < nb_numa_nodes; i++) { | |
5776 | if (node_mem[i] != 0) | |
5777 | break; | |
5778 | } | |
5779 | if (i == nb_numa_nodes) { | |
5780 | uint64_t usedmem = 0; | |
5781 | ||
5782 | /* On Linux, the each node's border has to be 8MB aligned, | |
5783 | * the final node gets the rest. | |
5784 | */ | |
5785 | for (i = 0; i < nb_numa_nodes - 1; i++) { | |
5786 | node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); | |
5787 | usedmem += node_mem[i]; | |
5788 | } | |
5789 | node_mem[i] = ram_size - usedmem; | |
5790 | } | |
5791 | ||
5792 | for (i = 0; i < nb_numa_nodes; i++) { | |
5793 | if (node_cpumask[i] != 0) | |
5794 | break; | |
5795 | } | |
5796 | /* assigning the VCPUs round-robin is easier to implement, guest OSes | |
5797 | * must cope with this anyway, because there are BIOSes out there in | |
5798 | * real machines which also use this scheme. | |
5799 | */ | |
5800 | if (i == nb_numa_nodes) { | |
5801 | for (i = 0; i < smp_cpus; i++) { | |
5802 | node_cpumask[i % nb_numa_nodes] |= 1 << i; | |
5803 | } | |
5804 | } | |
5805 | } | |
5806 | ||
3023f332 AL |
5807 | if (kvm_enabled()) { |
5808 | int ret; | |
5809 | ||
5810 | ret = kvm_init(smp_cpus); | |
5811 | if (ret < 0) { | |
5812 | fprintf(stderr, "failed to initialize KVM\n"); | |
5813 | exit(1); | |
5814 | } | |
5815 | } | |
5816 | ||
4c621805 | 5817 | if (monitor_device) { |
ceecf1d1 | 5818 | monitor_hd = qemu_chr_open("monitor", monitor_device, NULL); |
4c621805 AL |
5819 | if (!monitor_hd) { |
5820 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
5821 | exit(1); | |
5822 | } | |
5823 | } | |
5824 | ||
2796dae0 AL |
5825 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
5826 | const char *devname = serial_devices[i]; | |
5827 | if (devname && strcmp(devname, "none")) { | |
5828 | char label[32]; | |
5829 | snprintf(label, sizeof(label), "serial%d", i); | |
ceecf1d1 | 5830 | serial_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5831 | if (!serial_hds[i]) { |
5832 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
5833 | devname); | |
5834 | exit(1); | |
5835 | } | |
5836 | } | |
5837 | } | |
5838 | ||
5839 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { | |
5840 | const char *devname = parallel_devices[i]; | |
5841 | if (devname && strcmp(devname, "none")) { | |
5842 | char label[32]; | |
5843 | snprintf(label, sizeof(label), "parallel%d", i); | |
ceecf1d1 | 5844 | parallel_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5845 | if (!parallel_hds[i]) { |
5846 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
5847 | devname); | |
5848 | exit(1); | |
5849 | } | |
5850 | } | |
5851 | } | |
5852 | ||
5853 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { | |
5854 | const char *devname = virtio_consoles[i]; | |
5855 | if (devname && strcmp(devname, "none")) { | |
5856 | char label[32]; | |
5857 | snprintf(label, sizeof(label), "virtcon%d", i); | |
ceecf1d1 | 5858 | virtcon_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5859 | if (!virtcon_hds[i]) { |
5860 | fprintf(stderr, "qemu: could not open virtio console '%s'\n", | |
5861 | devname); | |
5862 | exit(1); | |
5863 | } | |
5864 | } | |
5865 | } | |
5866 | ||
aae9460e PB |
5867 | module_call_init(MODULE_INIT_DEVICE); |
5868 | ||
fbe1b595 | 5869 | machine->init(ram_size, boot_devices, |
3023f332 AL |
5870 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
5871 | ||
268a362c AL |
5872 | |
5873 | for (env = first_cpu; env != NULL; env = env->next_cpu) { | |
5874 | for (i = 0; i < nb_numa_nodes; i++) { | |
5875 | if (node_cpumask[i] & (1 << env->cpu_index)) { | |
5876 | env->numa_node = i; | |
5877 | } | |
5878 | } | |
5879 | } | |
5880 | ||
6f338c34 AL |
5881 | current_machine = machine; |
5882 | ||
3023f332 AL |
5883 | /* init USB devices */ |
5884 | if (usb_enabled) { | |
5885 | for(i = 0; i < usb_devices_index; i++) { | |
c0f4ce77 | 5886 | if (usb_device_add(usb_devices[i], 0) < 0) { |
3023f332 AL |
5887 | fprintf(stderr, "Warning: could not add USB device %s\n", |
5888 | usb_devices[i]); | |
5889 | } | |
5890 | } | |
5891 | } | |
5892 | ||
8f391ab4 AL |
5893 | if (!display_state) |
5894 | dumb_display_init(); | |
3023f332 AL |
5895 | /* just use the first displaystate for the moment */ |
5896 | ds = display_state; | |
993fbfdb AL |
5897 | |
5898 | if (display_type == DT_DEFAULT) { | |
5899 | #if defined(CONFIG_SDL) || defined(CONFIG_COCOA) | |
5900 | display_type = DT_SDL; | |
5901 | #else | |
5902 | display_type = DT_VNC; | |
5903 | vnc_display = "localhost:0,to=99"; | |
5904 | show_vnc_port = 1; | |
5905 | #endif | |
5906 | } | |
5907 | ||
5908 | ||
5909 | switch (display_type) { | |
5910 | case DT_NOGRAPHIC: | |
5911 | break; | |
4d3b6f6e | 5912 | #if defined(CONFIG_CURSES) |
993fbfdb AL |
5913 | case DT_CURSES: |
5914 | curses_display_init(ds, full_screen); | |
5915 | break; | |
4d3b6f6e | 5916 | #endif |
5b0753e0 | 5917 | #if defined(CONFIG_SDL) |
993fbfdb AL |
5918 | case DT_SDL: |
5919 | sdl_display_init(ds, full_screen, no_frame); | |
5920 | break; | |
5b0753e0 | 5921 | #elif defined(CONFIG_COCOA) |
993fbfdb AL |
5922 | case DT_SDL: |
5923 | cocoa_display_init(ds, full_screen); | |
5924 | break; | |
313aa567 | 5925 | #endif |
993fbfdb AL |
5926 | case DT_VNC: |
5927 | vnc_display_init(ds); | |
5928 | if (vnc_display_open(ds, vnc_display) < 0) | |
5929 | exit(1); | |
f92f8afe | 5930 | |
993fbfdb AL |
5931 | if (show_vnc_port) { |
5932 | printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); | |
f92f8afe | 5933 | } |
993fbfdb AL |
5934 | break; |
5935 | default: | |
5936 | break; | |
313aa567 | 5937 | } |
7d957bd8 | 5938 | dpy_resize(ds); |
5b08fc10 | 5939 | |
3023f332 AL |
5940 | dcl = ds->listeners; |
5941 | while (dcl != NULL) { | |
5942 | if (dcl->dpy_refresh != NULL) { | |
5943 | ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); | |
5944 | qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); | |
20d8a3ed | 5945 | } |
3023f332 | 5946 | dcl = dcl->next; |
20d8a3ed | 5947 | } |
3023f332 | 5948 | |
993fbfdb | 5949 | if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) { |
9043b62d BS |
5950 | nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL); |
5951 | qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); | |
5952 | } | |
5953 | ||
2796dae0 | 5954 | text_consoles_set_display(display_state); |
2970a6c9 | 5955 | qemu_chr_initial_reset(); |
2796dae0 | 5956 | |
4c621805 | 5957 | if (monitor_device && monitor_hd) |
cde76ee1 | 5958 | monitor_init(monitor_hd, MONITOR_USE_READLINE | MONITOR_IS_DEFAULT); |
82c643ff | 5959 | |
8d11df9e | 5960 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
c03b0f0f | 5961 | const char *devname = serial_devices[i]; |
fd5f393a | 5962 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 5963 | if (strstart(devname, "vc", 0)) |
7ba1260a | 5964 | qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i); |
8d11df9e | 5965 | } |
82c643ff | 5966 | } |
82c643ff | 5967 | |
6508fe59 | 5968 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
c03b0f0f | 5969 | const char *devname = parallel_devices[i]; |
fd5f393a | 5970 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 5971 | if (strstart(devname, "vc", 0)) |
7ba1260a | 5972 | qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i); |
6508fe59 FB |
5973 | } |
5974 | } | |
5975 | ||
9ede2fde AL |
5976 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { |
5977 | const char *devname = virtio_consoles[i]; | |
2796dae0 | 5978 | if (virtcon_hds[i] && devname) { |
9ede2fde AL |
5979 | if (strstart(devname, "vc", 0)) |
5980 | qemu_chr_printf(virtcon_hds[i], "virtio console%d\r\n", i); | |
5981 | } | |
5982 | } | |
5983 | ||
59030a8c AL |
5984 | if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
5985 | fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n", | |
5986 | gdbstub_dev); | |
5987 | exit(1); | |
45669e00 | 5988 | } |
45669e00 | 5989 | |
d63d307f | 5990 | if (loadvm) |
376253ec | 5991 | do_loadvm(cur_mon, loadvm); |
d63d307f | 5992 | |
5bb7910a AL |
5993 | if (incoming) { |
5994 | autostart = 0; /* fixme how to deal with -daemonize */ | |
5995 | qemu_start_incoming_migration(incoming); | |
5996 | } | |
5997 | ||
c0f4ce77 AL |
5998 | if (autostart) |
5999 | vm_start(); | |
ffd843bc | 6000 | |
b9e82a59 | 6001 | #ifndef _WIN32 |
71e3ceb8 TS |
6002 | if (daemonize) { |
6003 | uint8_t status = 0; | |
6004 | ssize_t len; | |
71e3ceb8 TS |
6005 | |
6006 | again1: | |
6007 | len = write(fds[1], &status, 1); | |
6008 | if (len == -1 && (errno == EINTR)) | |
6009 | goto again1; | |
6010 | ||
6011 | if (len != 1) | |
6012 | exit(1); | |
6013 | ||
bd54b863 | 6014 | chdir("/"); |
aeb30be6 | 6015 | TFR(fd = open("/dev/null", O_RDWR)); |
71e3ceb8 TS |
6016 | if (fd == -1) |
6017 | exit(1); | |
0858532e | 6018 | } |
71e3ceb8 | 6019 | |
0858532e AL |
6020 | if (run_as) { |
6021 | pwd = getpwnam(run_as); | |
6022 | if (!pwd) { | |
6023 | fprintf(stderr, "User \"%s\" doesn't exist\n", run_as); | |
6024 | exit(1); | |
6025 | } | |
6026 | } | |
6027 | ||
6028 | if (chroot_dir) { | |
6029 | if (chroot(chroot_dir) < 0) { | |
6030 | fprintf(stderr, "chroot failed\n"); | |
6031 | exit(1); | |
6032 | } | |
6033 | chdir("/"); | |
6034 | } | |
6035 | ||
6036 | if (run_as) { | |
6037 | if (setgid(pwd->pw_gid) < 0) { | |
6038 | fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid); | |
6039 | exit(1); | |
6040 | } | |
6041 | if (setuid(pwd->pw_uid) < 0) { | |
6042 | fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid); | |
6043 | exit(1); | |
6044 | } | |
6045 | if (setuid(0) != -1) { | |
6046 | fprintf(stderr, "Dropping privileges failed\n"); | |
6047 | exit(1); | |
6048 | } | |
6049 | } | |
0858532e AL |
6050 | |
6051 | if (daemonize) { | |
6052 | dup2(fd, 0); | |
6053 | dup2(fd, 1); | |
6054 | dup2(fd, 2); | |
71e3ceb8 | 6055 | |
0858532e | 6056 | close(fd); |
71e3ceb8 | 6057 | } |
b9e82a59 | 6058 | #endif |
71e3ceb8 | 6059 | |
8a7ddc38 | 6060 | main_loop(); |
40c3bac3 | 6061 | quit_timers(); |
63a01ef8 | 6062 | net_cleanup(); |
b46a8906 | 6063 | |
0824d6fc FB |
6064 | return 0; |
6065 | } |