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Commit | Line | Data |
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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 | 33 | #include "config-host.h" |
e93d9143 BS |
34 | /* Needed early to override system queue definitions on BSD */ |
35 | #include "sys-queue.h" | |
d40cdb10 | 36 | |
67b915a5 | 37 | #ifndef _WIN32 |
5cea8590 | 38 | #include <libgen.h> |
0858532e | 39 | #include <pwd.h> |
67b915a5 | 40 | #include <sys/times.h> |
f1510b2c | 41 | #include <sys/wait.h> |
67b915a5 | 42 | #include <termios.h> |
67b915a5 | 43 | #include <sys/mman.h> |
f1510b2c | 44 | #include <sys/ioctl.h> |
24646c7e | 45 | #include <sys/resource.h> |
f1510b2c | 46 | #include <sys/socket.h> |
c94c8d64 | 47 | #include <netinet/in.h> |
24646c7e BS |
48 | #include <net/if.h> |
49 | #if defined(__NetBSD__) | |
50 | #include <net/if_tap.h> | |
51 | #endif | |
52 | #ifdef __linux__ | |
53 | #include <linux/if_tun.h> | |
54 | #endif | |
55 | #include <arpa/inet.h> | |
9d728e8c | 56 | #include <dirent.h> |
7c9d8e07 | 57 | #include <netdb.h> |
cb4b976b | 58 | #include <sys/select.h> |
179a2c19 | 59 | #ifdef HOST_BSD |
7d3505c5 | 60 | #include <sys/stat.h> |
c5e97233 | 61 | #if defined(__FreeBSD__) || defined(__DragonFly__) |
7d3505c5 | 62 | #include <libutil.h> |
24646c7e BS |
63 | #else |
64 | #include <util.h> | |
128ab2ff | 65 | #endif |
5c40d2bd TS |
66 | #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__) |
67 | #include <freebsd/stdlib.h> | |
7d3505c5 | 68 | #else |
223f0d72 | 69 | #ifdef __linux__ |
7d3505c5 FB |
70 | #include <pty.h> |
71 | #include <malloc.h> | |
fd872598 | 72 | #include <linux/rtc.h> |
1889465a | 73 | #include <sys/prctl.h> |
bd494f4c TS |
74 | |
75 | /* For the benefit of older linux systems which don't supply it, | |
76 | we use a local copy of hpet.h. */ | |
77 | /* #include <linux/hpet.h> */ | |
78 | #include "hpet.h" | |
79 | ||
e57a8c0e | 80 | #include <linux/ppdev.h> |
5867c88a | 81 | #include <linux/parport.h> |
223f0d72 BS |
82 | #endif |
83 | #ifdef __sun__ | |
d5d10bc3 TS |
84 | #include <sys/stat.h> |
85 | #include <sys/ethernet.h> | |
86 | #include <sys/sockio.h> | |
d5d10bc3 TS |
87 | #include <netinet/arp.h> |
88 | #include <netinet/in.h> | |
89 | #include <netinet/in_systm.h> | |
90 | #include <netinet/ip.h> | |
91 | #include <netinet/ip_icmp.h> // must come after ip.h | |
92 | #include <netinet/udp.h> | |
93 | #include <netinet/tcp.h> | |
94 | #include <net/if.h> | |
95 | #include <syslog.h> | |
96 | #include <stropts.h> | |
67b915a5 | 97 | #endif |
7d3505c5 | 98 | #endif |
ec530c81 | 99 | #endif |
67b915a5 | 100 | |
9892fbfb BS |
101 | #if defined(__OpenBSD__) |
102 | #include <util.h> | |
103 | #endif | |
104 | ||
8a16d273 TS |
105 | #if defined(CONFIG_VDE) |
106 | #include <libvdeplug.h> | |
107 | #endif | |
108 | ||
67b915a5 | 109 | #ifdef _WIN32 |
49dc768d | 110 | #include <windows.h> |
7d3505c5 | 111 | #include <malloc.h> |
67b915a5 | 112 | #include <sys/timeb.h> |
4fddf62a | 113 | #include <mmsystem.h> |
67b915a5 FB |
114 | #define getopt_long_only getopt_long |
115 | #define memalign(align, size) malloc(size) | |
116 | #endif | |
117 | ||
73332e5c | 118 | #ifdef CONFIG_SDL |
59a36a2f | 119 | #if defined(__APPLE__) || defined(main) |
6693665a | 120 | #include <SDL.h> |
880fec5d | 121 | int qemu_main(int argc, char **argv, char **envp); |
122 | int main(int argc, char **argv) | |
123 | { | |
59a36a2f | 124 | return qemu_main(argc, argv, NULL); |
880fec5d | 125 | } |
126 | #undef main | |
127 | #define main qemu_main | |
96bcd4f8 | 128 | #endif |
73332e5c | 129 | #endif /* CONFIG_SDL */ |
0824d6fc | 130 | |
5b0753e0 FB |
131 | #ifdef CONFIG_COCOA |
132 | #undef main | |
133 | #define main qemu_main | |
134 | #endif /* CONFIG_COCOA */ | |
135 | ||
511d2b14 BS |
136 | #include "hw/hw.h" |
137 | #include "hw/boards.h" | |
138 | #include "hw/usb.h" | |
139 | #include "hw/pcmcia.h" | |
140 | #include "hw/pc.h" | |
141 | #include "hw/audiodev.h" | |
142 | #include "hw/isa.h" | |
143 | #include "hw/baum.h" | |
144 | #include "hw/bt.h" | |
9dd986cc | 145 | #include "hw/watchdog.h" |
b6f6e3d3 | 146 | #include "hw/smbios.h" |
e37630ca | 147 | #include "hw/xen.h" |
5ef4efa4 | 148 | #include "bt-host.h" |
511d2b14 BS |
149 | #include "net.h" |
150 | #include "monitor.h" | |
151 | #include "console.h" | |
152 | #include "sysemu.h" | |
153 | #include "gdbstub.h" | |
154 | #include "qemu-timer.h" | |
155 | #include "qemu-char.h" | |
156 | #include "cache-utils.h" | |
157 | #include "block.h" | |
a718acec | 158 | #include "dma.h" |
511d2b14 BS |
159 | #include "audio/audio.h" |
160 | #include "migration.h" | |
161 | #include "kvm.h" | |
162 | #include "balloon.h" | |
d3f24367 | 163 | #include "qemu-option.h" |
511d2b14 | 164 | |
0824d6fc | 165 | #include "disas.h" |
fc01f7e7 | 166 | |
8a7ddc38 | 167 | #include "exec-all.h" |
0824d6fc | 168 | |
511d2b14 BS |
169 | #include "qemu_socket.h" |
170 | ||
d918f23e | 171 | #include "slirp/libslirp.h" |
511d2b14 | 172 | |
9dc63a1e BS |
173 | //#define DEBUG_NET |
174 | //#define DEBUG_SLIRP | |
330d0414 | 175 | |
1bfe856e | 176 | #define DEFAULT_RAM_SIZE 128 |
313aa567 | 177 | |
0d92ed30 PB |
178 | /* Max number of USB devices that can be specified on the commandline. */ |
179 | #define MAX_USB_CMDLINE 8 | |
180 | ||
dc72ac14 AZ |
181 | /* Max number of bluetooth switches on the commandline. */ |
182 | #define MAX_BT_CMDLINE 10 | |
183 | ||
5cea8590 | 184 | static const char *data_dir; |
1192dad8 | 185 | const char *bios_name = NULL; |
e4bcb14c | 186 | /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available |
faea38e7 | 187 | to store the VM snapshots */ |
e4bcb14c TS |
188 | DriveInfo drives_table[MAX_DRIVES+1]; |
189 | int nb_drives; | |
cb5a7aa8 | 190 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; |
3023f332 | 191 | static DisplayState *display_state; |
993fbfdb | 192 | DisplayType display_type = DT_DEFAULT; |
3d11d0eb | 193 | const char* keyboard_layout = NULL; |
313aa567 | 194 | int64_t ticks_per_sec; |
00f82b8a | 195 | ram_addr_t ram_size; |
c4b1fcc0 | 196 | int nb_nics; |
7c9d8e07 | 197 | NICInfo nd_table[MAX_NICS]; |
8a7ddc38 | 198 | int vm_running; |
3e0d1ad5 | 199 | int autostart; |
f6503059 AZ |
200 | static int rtc_utc = 1; |
201 | static int rtc_date_offset = -1; /* -1 means no change */ | |
1bfe856e | 202 | int cirrus_vga_enabled = 1; |
c2b3b41a | 203 | int std_vga_enabled = 0; |
d34cab9f | 204 | int vmsvga_enabled = 0; |
94909d9f | 205 | int xenfb_enabled = 0; |
d827220b FB |
206 | #ifdef TARGET_SPARC |
207 | int graphic_width = 1024; | |
208 | int graphic_height = 768; | |
eee0b836 | 209 | int graphic_depth = 8; |
d827220b | 210 | #else |
1bfe856e FB |
211 | int graphic_width = 800; |
212 | int graphic_height = 600; | |
e9b137c2 | 213 | int graphic_depth = 15; |
eee0b836 | 214 | #endif |
dbed7e40 | 215 | static int full_screen = 0; |
634a21f6 | 216 | #ifdef CONFIG_SDL |
dbed7e40 | 217 | static int no_frame = 0; |
634a21f6 | 218 | #endif |
667accab | 219 | int no_quit = 0; |
8d11df9e | 220 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 221 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
9ede2fde | 222 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
a09db21f FB |
223 | #ifdef TARGET_I386 |
224 | int win2k_install_hack = 0; | |
73822ec8 | 225 | int rtc_td_hack = 0; |
a09db21f | 226 | #endif |
bb36d470 | 227 | int usb_enabled = 0; |
1b530a6d | 228 | int singlestep = 0; |
6a00d601 | 229 | int smp_cpus = 1; |
73fc9742 | 230 | const char *vnc_display; |
6515b203 | 231 | int acpi_enabled = 1; |
16b29ae1 | 232 | int no_hpet = 0; |
7d4c3d53 MA |
233 | int virtio_balloon = 1; |
234 | const char *virtio_balloon_devaddr; | |
52ca8d6a | 235 | int fd_bootchk = 1; |
d1beab82 | 236 | int no_reboot = 0; |
b2f76161 | 237 | int no_shutdown = 0; |
9467cd46 | 238 | int cursor_hide = 1; |
a171fe39 | 239 | int graphic_rotate = 0; |
b9e82a59 | 240 | #ifndef _WIN32 |
71e3ceb8 | 241 | int daemonize = 0; |
b9e82a59 | 242 | #endif |
9dd986cc RJ |
243 | WatchdogTimerModel *watchdog = NULL; |
244 | int watchdog_action = WDT_RESET; | |
9ae02555 TS |
245 | const char *option_rom[MAX_OPTION_ROMS]; |
246 | int nb_option_roms; | |
8e71621f | 247 | int semihosting_enabled = 0; |
2b8f2d41 AZ |
248 | #ifdef TARGET_ARM |
249 | int old_param = 0; | |
250 | #endif | |
c35734b2 | 251 | const char *qemu_name; |
3780e197 | 252 | int alt_grab = 0; |
95efd11c | 253 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
254 | unsigned int nb_prom_envs = 0; |
255 | const char *prom_envs[MAX_PROM_ENVS]; | |
256 | #endif | |
ec691c80 AL |
257 | int nb_drives_opt; |
258 | struct drive_opt drives_opt[MAX_DRIVES]; | |
95387491 | 259 | int boot_menu; |
0824d6fc | 260 | |
268a362c AL |
261 | int nb_numa_nodes; |
262 | uint64_t node_mem[MAX_NODES]; | |
263 | uint64_t node_cpumask[MAX_NODES]; | |
264 | ||
ee5605e5 AZ |
265 | static CPUState *cur_cpu; |
266 | static CPUState *next_cpu; | |
43b96858 | 267 | static int timer_alarm_pending = 1; |
bf20dc07 | 268 | /* Conversion factor from emulated instructions to virtual clock ticks. */ |
2e70f6ef | 269 | static int icount_time_shift; |
bf20dc07 | 270 | /* Arbitrarily pick 1MIPS as the minimum allowable speed. */ |
2e70f6ef PB |
271 | #define MAX_ICOUNT_SHIFT 10 |
272 | /* Compensate for varying guest execution speed. */ | |
273 | static int64_t qemu_icount_bias; | |
dbed7e40 BS |
274 | static QEMUTimer *icount_rt_timer; |
275 | static QEMUTimer *icount_vm_timer; | |
9043b62d | 276 | static QEMUTimer *nographic_timer; |
ee5605e5 | 277 | |
8fcb1b90 BS |
278 | uint8_t qemu_uuid[16]; |
279 | ||
76e30d0f JK |
280 | static QEMUBootSetHandler *boot_set_handler; |
281 | static void *boot_set_opaque; | |
282 | ||
0824d6fc | 283 | /***********************************************************/ |
26aa7d72 FB |
284 | /* x86 ISA bus support */ |
285 | ||
286 | target_phys_addr_t isa_mem_base = 0; | |
3de388f6 | 287 | PicState2 *isa_pic; |
0824d6fc | 288 | |
0824d6fc | 289 | /***********************************************************/ |
0824d6fc FB |
290 | void hw_error(const char *fmt, ...) |
291 | { | |
292 | va_list ap; | |
6a00d601 | 293 | CPUState *env; |
0824d6fc FB |
294 | |
295 | va_start(ap, fmt); | |
296 | fprintf(stderr, "qemu: hardware error: "); | |
297 | vfprintf(stderr, fmt, ap); | |
298 | fprintf(stderr, "\n"); | |
6a00d601 FB |
299 | for(env = first_cpu; env != NULL; env = env->next_cpu) { |
300 | fprintf(stderr, "CPU #%d:\n", env->cpu_index); | |
0824d6fc | 301 | #ifdef TARGET_I386 |
6a00d601 | 302 | cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU); |
c45886db | 303 | #else |
6a00d601 | 304 | cpu_dump_state(env, stderr, fprintf, 0); |
0824d6fc | 305 | #endif |
6a00d601 | 306 | } |
0824d6fc FB |
307 | va_end(ap); |
308 | abort(); | |
309 | } | |
1889465a AK |
310 | |
311 | static void set_proc_name(const char *s) | |
312 | { | |
bf3516fa | 313 | #if defined(__linux__) && defined(PR_SET_NAME) |
1889465a AK |
314 | char name[16]; |
315 | if (!s) | |
316 | return; | |
317 | name[sizeof(name) - 1] = 0; | |
318 | strncpy(name, s, sizeof(name)); | |
319 | /* Could rewrite argv[0] too, but that's a bit more complicated. | |
320 | This simple way is enough for `top'. */ | |
321 | prctl(PR_SET_NAME, name); | |
322 | #endif | |
323 | } | |
df751fa8 AL |
324 | |
325 | /***************/ | |
326 | /* ballooning */ | |
327 | ||
328 | static QEMUBalloonEvent *qemu_balloon_event; | |
329 | void *qemu_balloon_event_opaque; | |
330 | ||
331 | void qemu_add_balloon_handler(QEMUBalloonEvent *func, void *opaque) | |
332 | { | |
333 | qemu_balloon_event = func; | |
334 | qemu_balloon_event_opaque = opaque; | |
335 | } | |
336 | ||
337 | void qemu_balloon(ram_addr_t target) | |
338 | { | |
339 | if (qemu_balloon_event) | |
340 | qemu_balloon_event(qemu_balloon_event_opaque, target); | |
341 | } | |
342 | ||
343 | ram_addr_t qemu_balloon_status(void) | |
344 | { | |
345 | if (qemu_balloon_event) | |
346 | return qemu_balloon_event(qemu_balloon_event_opaque, 0); | |
347 | return 0; | |
348 | } | |
0824d6fc | 349 | |
63066f4f FB |
350 | /***********************************************************/ |
351 | /* keyboard/mouse */ | |
352 | ||
353 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
354 | static void *qemu_put_kbd_event_opaque; | |
455204eb TS |
355 | static QEMUPutMouseEntry *qemu_put_mouse_event_head; |
356 | static QEMUPutMouseEntry *qemu_put_mouse_event_current; | |
63066f4f FB |
357 | |
358 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
359 | { | |
360 | qemu_put_kbd_event_opaque = opaque; | |
361 | qemu_put_kbd_event = func; | |
362 | } | |
363 | ||
455204eb TS |
364 | QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, |
365 | void *opaque, int absolute, | |
366 | const char *name) | |
63066f4f | 367 | { |
455204eb TS |
368 | QEMUPutMouseEntry *s, *cursor; |
369 | ||
370 | s = qemu_mallocz(sizeof(QEMUPutMouseEntry)); | |
455204eb TS |
371 | |
372 | s->qemu_put_mouse_event = func; | |
373 | s->qemu_put_mouse_event_opaque = opaque; | |
374 | s->qemu_put_mouse_event_absolute = absolute; | |
375 | s->qemu_put_mouse_event_name = qemu_strdup(name); | |
376 | s->next = NULL; | |
377 | ||
378 | if (!qemu_put_mouse_event_head) { | |
379 | qemu_put_mouse_event_head = qemu_put_mouse_event_current = s; | |
380 | return s; | |
381 | } | |
382 | ||
383 | cursor = qemu_put_mouse_event_head; | |
384 | while (cursor->next != NULL) | |
385 | cursor = cursor->next; | |
386 | ||
387 | cursor->next = s; | |
388 | qemu_put_mouse_event_current = s; | |
389 | ||
390 | return s; | |
391 | } | |
392 | ||
393 | void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry) | |
394 | { | |
395 | QEMUPutMouseEntry *prev = NULL, *cursor; | |
396 | ||
397 | if (!qemu_put_mouse_event_head || entry == NULL) | |
398 | return; | |
399 | ||
400 | cursor = qemu_put_mouse_event_head; | |
401 | while (cursor != NULL && cursor != entry) { | |
402 | prev = cursor; | |
403 | cursor = cursor->next; | |
404 | } | |
405 | ||
406 | if (cursor == NULL) // does not exist or list empty | |
407 | return; | |
408 | else if (prev == NULL) { // entry is head | |
409 | qemu_put_mouse_event_head = cursor->next; | |
410 | if (qemu_put_mouse_event_current == entry) | |
411 | qemu_put_mouse_event_current = cursor->next; | |
412 | qemu_free(entry->qemu_put_mouse_event_name); | |
413 | qemu_free(entry); | |
414 | return; | |
415 | } | |
416 | ||
417 | prev->next = entry->next; | |
418 | ||
419 | if (qemu_put_mouse_event_current == entry) | |
420 | qemu_put_mouse_event_current = prev; | |
421 | ||
422 | qemu_free(entry->qemu_put_mouse_event_name); | |
423 | qemu_free(entry); | |
63066f4f FB |
424 | } |
425 | ||
426 | void kbd_put_keycode(int keycode) | |
427 | { | |
428 | if (qemu_put_kbd_event) { | |
429 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
430 | } | |
431 | } | |
432 | ||
433 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
434 | { | |
455204eb TS |
435 | QEMUPutMouseEvent *mouse_event; |
436 | void *mouse_event_opaque; | |
a171fe39 | 437 | int width; |
455204eb TS |
438 | |
439 | if (!qemu_put_mouse_event_current) { | |
440 | return; | |
441 | } | |
442 | ||
443 | mouse_event = | |
444 | qemu_put_mouse_event_current->qemu_put_mouse_event; | |
445 | mouse_event_opaque = | |
446 | qemu_put_mouse_event_current->qemu_put_mouse_event_opaque; | |
447 | ||
448 | if (mouse_event) { | |
a171fe39 AZ |
449 | if (graphic_rotate) { |
450 | if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute) | |
451 | width = 0x7fff; | |
452 | else | |
b94ed577 | 453 | width = graphic_width - 1; |
a171fe39 AZ |
454 | mouse_event(mouse_event_opaque, |
455 | width - dy, dx, dz, buttons_state); | |
456 | } else | |
457 | mouse_event(mouse_event_opaque, | |
458 | dx, dy, dz, buttons_state); | |
63066f4f FB |
459 | } |
460 | } | |
461 | ||
09b26c5e FB |
462 | int kbd_mouse_is_absolute(void) |
463 | { | |
455204eb TS |
464 | if (!qemu_put_mouse_event_current) |
465 | return 0; | |
466 | ||
467 | return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute; | |
468 | } | |
469 | ||
376253ec | 470 | void do_info_mice(Monitor *mon) |
455204eb TS |
471 | { |
472 | QEMUPutMouseEntry *cursor; | |
473 | int index = 0; | |
474 | ||
475 | if (!qemu_put_mouse_event_head) { | |
376253ec | 476 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
477 | return; |
478 | } | |
479 | ||
376253ec | 480 | monitor_printf(mon, "Mouse devices available:\n"); |
455204eb TS |
481 | cursor = qemu_put_mouse_event_head; |
482 | while (cursor != NULL) { | |
376253ec AL |
483 | monitor_printf(mon, "%c Mouse #%d: %s\n", |
484 | (cursor == qemu_put_mouse_event_current ? '*' : ' '), | |
485 | index, cursor->qemu_put_mouse_event_name); | |
455204eb TS |
486 | index++; |
487 | cursor = cursor->next; | |
488 | } | |
489 | } | |
490 | ||
376253ec | 491 | void do_mouse_set(Monitor *mon, int index) |
455204eb TS |
492 | { |
493 | QEMUPutMouseEntry *cursor; | |
494 | int i = 0; | |
495 | ||
496 | if (!qemu_put_mouse_event_head) { | |
376253ec | 497 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
498 | return; |
499 | } | |
500 | ||
501 | cursor = qemu_put_mouse_event_head; | |
502 | while (cursor != NULL && index != i) { | |
503 | i++; | |
504 | cursor = cursor->next; | |
505 | } | |
506 | ||
507 | if (cursor != NULL) | |
508 | qemu_put_mouse_event_current = cursor; | |
509 | else | |
376253ec | 510 | monitor_printf(mon, "Mouse at given index not found\n"); |
09b26c5e FB |
511 | } |
512 | ||
1dce7c3c FB |
513 | /* compute with 96 bit intermediate result: (a*b)/c */ |
514 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) | |
0824d6fc | 515 | { |
1dce7c3c FB |
516 | union { |
517 | uint64_t ll; | |
518 | struct { | |
519 | #ifdef WORDS_BIGENDIAN | |
520 | uint32_t high, low; | |
521 | #else | |
522 | uint32_t low, high; | |
3b46e624 | 523 | #endif |
1dce7c3c FB |
524 | } l; |
525 | } u, res; | |
526 | uint64_t rl, rh; | |
0824d6fc | 527 | |
1dce7c3c FB |
528 | u.ll = a; |
529 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
530 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
531 | rh += (rl >> 32); | |
532 | res.l.high = rh / c; | |
533 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
534 | return res.ll; | |
34865134 FB |
535 | } |
536 | ||
1dce7c3c FB |
537 | /***********************************************************/ |
538 | /* real time host monotonic timer */ | |
34865134 | 539 | |
1dce7c3c | 540 | #define QEMU_TIMER_BASE 1000000000LL |
34865134 | 541 | |
1dce7c3c | 542 | #ifdef WIN32 |
0824d6fc | 543 | |
1dce7c3c | 544 | static int64_t clock_freq; |
1115dde7 | 545 | |
1dce7c3c | 546 | static void init_get_clock(void) |
1115dde7 | 547 | { |
a8e5ac33 FB |
548 | LARGE_INTEGER freq; |
549 | int ret; | |
1dce7c3c FB |
550 | ret = QueryPerformanceFrequency(&freq); |
551 | if (ret == 0) { | |
552 | fprintf(stderr, "Could not calibrate ticks\n"); | |
553 | exit(1); | |
554 | } | |
555 | clock_freq = freq.QuadPart; | |
1115dde7 FB |
556 | } |
557 | ||
1dce7c3c | 558 | static int64_t get_clock(void) |
b8076a74 | 559 | { |
1dce7c3c FB |
560 | LARGE_INTEGER ti; |
561 | QueryPerformanceCounter(&ti); | |
562 | return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq); | |
b8076a74 FB |
563 | } |
564 | ||
1dce7c3c | 565 | #else |
90cb9493 | 566 | |
1dce7c3c FB |
567 | static int use_rt_clock; |
568 | ||
569 | static void init_get_clock(void) | |
90cb9493 | 570 | { |
1dce7c3c | 571 | use_rt_clock = 0; |
c5e97233 BS |
572 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
573 | || defined(__DragonFly__) | |
1dce7c3c FB |
574 | { |
575 | struct timespec ts; | |
576 | if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) { | |
577 | use_rt_clock = 1; | |
578 | } | |
579 | } | |
580 | #endif | |
90cb9493 FB |
581 | } |
582 | ||
1dce7c3c | 583 | static int64_t get_clock(void) |
fdbb4691 | 584 | { |
c5e97233 BS |
585 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
586 | || defined(__DragonFly__) | |
1dce7c3c FB |
587 | if (use_rt_clock) { |
588 | struct timespec ts; | |
589 | clock_gettime(CLOCK_MONOTONIC, &ts); | |
590 | return ts.tv_sec * 1000000000LL + ts.tv_nsec; | |
5fafdf24 | 591 | } else |
fdbb4691 | 592 | #endif |
1dce7c3c FB |
593 | { |
594 | /* XXX: using gettimeofday leads to problems if the date | |
595 | changes, so it should be avoided. */ | |
596 | struct timeval tv; | |
597 | gettimeofday(&tv, NULL); | |
598 | return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000); | |
599 | } | |
fdbb4691 | 600 | } |
34865134 FB |
601 | #endif |
602 | ||
2e70f6ef PB |
603 | /* Return the virtual CPU time, based on the instruction counter. */ |
604 | static int64_t cpu_get_icount(void) | |
605 | { | |
606 | int64_t icount; | |
607 | CPUState *env = cpu_single_env;; | |
608 | icount = qemu_icount; | |
609 | if (env) { | |
610 | if (!can_do_io(env)) | |
611 | fprintf(stderr, "Bad clock read\n"); | |
612 | icount -= (env->icount_decr.u16.low + env->icount_extra); | |
613 | } | |
614 | return qemu_icount_bias + (icount << icount_time_shift); | |
615 | } | |
616 | ||
1dce7c3c FB |
617 | /***********************************************************/ |
618 | /* guest cycle counter */ | |
619 | ||
eade0f19 | 620 | static int64_t cpu_ticks_prev; |
34865134 | 621 | static int64_t cpu_ticks_offset; |
1dce7c3c | 622 | static int64_t cpu_clock_offset; |
8a7ddc38 | 623 | static int cpu_ticks_enabled; |
34865134 | 624 | |
1dce7c3c FB |
625 | /* return the host CPU cycle counter and handle stop/restart */ |
626 | int64_t cpu_get_ticks(void) | |
34865134 | 627 | { |
2e70f6ef PB |
628 | if (use_icount) { |
629 | return cpu_get_icount(); | |
630 | } | |
8a7ddc38 FB |
631 | if (!cpu_ticks_enabled) { |
632 | return cpu_ticks_offset; | |
633 | } else { | |
eade0f19 FB |
634 | int64_t ticks; |
635 | ticks = cpu_get_real_ticks(); | |
636 | if (cpu_ticks_prev > ticks) { | |
637 | /* Note: non increasing ticks may happen if the host uses | |
638 | software suspend */ | |
639 | cpu_ticks_offset += cpu_ticks_prev - ticks; | |
640 | } | |
641 | cpu_ticks_prev = ticks; | |
642 | return ticks + cpu_ticks_offset; | |
8a7ddc38 | 643 | } |
34865134 FB |
644 | } |
645 | ||
1dce7c3c FB |
646 | /* return the host CPU monotonic timer and handle stop/restart */ |
647 | static int64_t cpu_get_clock(void) | |
648 | { | |
649 | int64_t ti; | |
650 | if (!cpu_ticks_enabled) { | |
651 | return cpu_clock_offset; | |
652 | } else { | |
653 | ti = get_clock(); | |
654 | return ti + cpu_clock_offset; | |
655 | } | |
656 | } | |
657 | ||
34865134 FB |
658 | /* enable cpu_get_ticks() */ |
659 | void cpu_enable_ticks(void) | |
660 | { | |
8a7ddc38 FB |
661 | if (!cpu_ticks_enabled) { |
662 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
1dce7c3c | 663 | cpu_clock_offset -= get_clock(); |
8a7ddc38 FB |
664 | cpu_ticks_enabled = 1; |
665 | } | |
34865134 FB |
666 | } |
667 | ||
668 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
669 | cpu_get_ticks() after that. */ | |
670 | void cpu_disable_ticks(void) | |
671 | { | |
8a7ddc38 FB |
672 | if (cpu_ticks_enabled) { |
673 | cpu_ticks_offset = cpu_get_ticks(); | |
1dce7c3c | 674 | cpu_clock_offset = cpu_get_clock(); |
8a7ddc38 FB |
675 | cpu_ticks_enabled = 0; |
676 | } | |
34865134 FB |
677 | } |
678 | ||
1dce7c3c FB |
679 | /***********************************************************/ |
680 | /* timers */ | |
5fafdf24 | 681 | |
8a7ddc38 FB |
682 | #define QEMU_TIMER_REALTIME 0 |
683 | #define QEMU_TIMER_VIRTUAL 1 | |
684 | ||
685 | struct QEMUClock { | |
686 | int type; | |
687 | /* XXX: add frequency */ | |
688 | }; | |
689 | ||
690 | struct QEMUTimer { | |
691 | QEMUClock *clock; | |
692 | int64_t expire_time; | |
693 | QEMUTimerCB *cb; | |
694 | void *opaque; | |
695 | struct QEMUTimer *next; | |
696 | }; | |
697 | ||
c8994013 TS |
698 | struct qemu_alarm_timer { |
699 | char const *name; | |
efe75411 | 700 | unsigned int flags; |
c8994013 TS |
701 | |
702 | int (*start)(struct qemu_alarm_timer *t); | |
703 | void (*stop)(struct qemu_alarm_timer *t); | |
efe75411 | 704 | void (*rearm)(struct qemu_alarm_timer *t); |
c8994013 TS |
705 | void *priv; |
706 | }; | |
707 | ||
efe75411 | 708 | #define ALARM_FLAG_DYNTICKS 0x1 |
d5d08334 | 709 | #define ALARM_FLAG_EXPIRED 0x2 |
efe75411 TS |
710 | |
711 | static inline int alarm_has_dynticks(struct qemu_alarm_timer *t) | |
712 | { | |
e332340a | 713 | return t && (t->flags & ALARM_FLAG_DYNTICKS); |
efe75411 TS |
714 | } |
715 | ||
716 | static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t) | |
717 | { | |
718 | if (!alarm_has_dynticks(t)) | |
719 | return; | |
720 | ||
721 | t->rearm(t); | |
722 | } | |
723 | ||
724 | /* TODO: MIN_TIMER_REARM_US should be optimized */ | |
725 | #define MIN_TIMER_REARM_US 250 | |
726 | ||
c8994013 | 727 | static struct qemu_alarm_timer *alarm_timer; |
8a7ddc38 | 728 | |
40c3bac3 | 729 | #ifdef _WIN32 |
c8994013 TS |
730 | |
731 | struct qemu_alarm_win32 { | |
732 | MMRESULT timerId; | |
c8994013 | 733 | unsigned int period; |
ef28c4b0 | 734 | } alarm_win32_data = {0, -1}; |
c8994013 TS |
735 | |
736 | static int win32_start_timer(struct qemu_alarm_timer *t); | |
737 | static void win32_stop_timer(struct qemu_alarm_timer *t); | |
efe75411 | 738 | static void win32_rearm_timer(struct qemu_alarm_timer *t); |
c8994013 | 739 | |
40c3bac3 | 740 | #else |
c8994013 TS |
741 | |
742 | static int unix_start_timer(struct qemu_alarm_timer *t); | |
743 | static void unix_stop_timer(struct qemu_alarm_timer *t); | |
744 | ||
231c6586 TS |
745 | #ifdef __linux__ |
746 | ||
efe75411 TS |
747 | static int dynticks_start_timer(struct qemu_alarm_timer *t); |
748 | static void dynticks_stop_timer(struct qemu_alarm_timer *t); | |
749 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t); | |
750 | ||
c40ec5a9 TS |
751 | static int hpet_start_timer(struct qemu_alarm_timer *t); |
752 | static void hpet_stop_timer(struct qemu_alarm_timer *t); | |
753 | ||
c8994013 TS |
754 | static int rtc_start_timer(struct qemu_alarm_timer *t); |
755 | static void rtc_stop_timer(struct qemu_alarm_timer *t); | |
756 | ||
efe75411 | 757 | #endif /* __linux__ */ |
8a7ddc38 | 758 | |
c8994013 TS |
759 | #endif /* _WIN32 */ |
760 | ||
2e70f6ef | 761 | /* Correlation between real and virtual time is always going to be |
bf20dc07 | 762 | fairly approximate, so ignore small variation. |
2e70f6ef PB |
763 | When the guest is idle real and virtual time will be aligned in |
764 | the IO wait loop. */ | |
765 | #define ICOUNT_WOBBLE (QEMU_TIMER_BASE / 10) | |
766 | ||
767 | static void icount_adjust(void) | |
768 | { | |
769 | int64_t cur_time; | |
770 | int64_t cur_icount; | |
771 | int64_t delta; | |
772 | static int64_t last_delta; | |
773 | /* If the VM is not running, then do nothing. */ | |
774 | if (!vm_running) | |
775 | return; | |
776 | ||
777 | cur_time = cpu_get_clock(); | |
778 | cur_icount = qemu_get_clock(vm_clock); | |
779 | delta = cur_icount - cur_time; | |
780 | /* FIXME: This is a very crude algorithm, somewhat prone to oscillation. */ | |
781 | if (delta > 0 | |
782 | && last_delta + ICOUNT_WOBBLE < delta * 2 | |
783 | && icount_time_shift > 0) { | |
784 | /* The guest is getting too far ahead. Slow time down. */ | |
785 | icount_time_shift--; | |
786 | } | |
787 | if (delta < 0 | |
788 | && last_delta - ICOUNT_WOBBLE > delta * 2 | |
789 | && icount_time_shift < MAX_ICOUNT_SHIFT) { | |
790 | /* The guest is getting too far behind. Speed time up. */ | |
791 | icount_time_shift++; | |
792 | } | |
793 | last_delta = delta; | |
794 | qemu_icount_bias = cur_icount - (qemu_icount << icount_time_shift); | |
795 | } | |
796 | ||
797 | static void icount_adjust_rt(void * opaque) | |
798 | { | |
799 | qemu_mod_timer(icount_rt_timer, | |
800 | qemu_get_clock(rt_clock) + 1000); | |
801 | icount_adjust(); | |
802 | } | |
803 | ||
804 | static void icount_adjust_vm(void * opaque) | |
805 | { | |
806 | qemu_mod_timer(icount_vm_timer, | |
807 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
808 | icount_adjust(); | |
809 | } | |
810 | ||
811 | static void init_icount_adjust(void) | |
812 | { | |
813 | /* Have both realtime and virtual time triggers for speed adjustment. | |
814 | The realtime trigger catches emulated time passing too slowly, | |
815 | the virtual time trigger catches emulated time passing too fast. | |
816 | Realtime triggers occur even when idle, so use them less frequently | |
817 | than VM triggers. */ | |
818 | icount_rt_timer = qemu_new_timer(rt_clock, icount_adjust_rt, NULL); | |
819 | qemu_mod_timer(icount_rt_timer, | |
820 | qemu_get_clock(rt_clock) + 1000); | |
821 | icount_vm_timer = qemu_new_timer(vm_clock, icount_adjust_vm, NULL); | |
822 | qemu_mod_timer(icount_vm_timer, | |
823 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
824 | } | |
825 | ||
c8994013 | 826 | static struct qemu_alarm_timer alarm_timers[] = { |
efe75411 | 827 | #ifndef _WIN32 |
231c6586 | 828 | #ifdef __linux__ |
efe75411 TS |
829 | {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer, |
830 | dynticks_stop_timer, dynticks_rearm_timer, NULL}, | |
c40ec5a9 | 831 | /* HPET - if available - is preferred */ |
efe75411 | 832 | {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL}, |
c40ec5a9 | 833 | /* ...otherwise try RTC */ |
efe75411 | 834 | {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL}, |
c8994013 | 835 | #endif |
efe75411 | 836 | {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL}, |
c8994013 | 837 | #else |
efe75411 TS |
838 | {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer, |
839 | win32_stop_timer, win32_rearm_timer, &alarm_win32_data}, | |
840 | {"win32", 0, win32_start_timer, | |
841 | win32_stop_timer, NULL, &alarm_win32_data}, | |
c8994013 TS |
842 | #endif |
843 | {NULL, } | |
844 | }; | |
845 | ||
3f47aa8c | 846 | static void show_available_alarms(void) |
f3dcfada TS |
847 | { |
848 | int i; | |
849 | ||
850 | printf("Available alarm timers, in order of precedence:\n"); | |
851 | for (i = 0; alarm_timers[i].name; i++) | |
852 | printf("%s\n", alarm_timers[i].name); | |
853 | } | |
854 | ||
855 | static void configure_alarms(char const *opt) | |
856 | { | |
857 | int i; | |
858 | int cur = 0; | |
b1503cda | 859 | int count = ARRAY_SIZE(alarm_timers) - 1; |
f3dcfada TS |
860 | char *arg; |
861 | char *name; | |
2e70f6ef | 862 | struct qemu_alarm_timer tmp; |
f3dcfada | 863 | |
3adda04c | 864 | if (!strcmp(opt, "?")) { |
f3dcfada TS |
865 | show_available_alarms(); |
866 | exit(0); | |
867 | } | |
868 | ||
869 | arg = strdup(opt); | |
870 | ||
871 | /* Reorder the array */ | |
872 | name = strtok(arg, ","); | |
873 | while (name) { | |
e2b577e5 | 874 | for (i = 0; i < count && alarm_timers[i].name; i++) { |
f3dcfada TS |
875 | if (!strcmp(alarm_timers[i].name, name)) |
876 | break; | |
877 | } | |
878 | ||
879 | if (i == count) { | |
880 | fprintf(stderr, "Unknown clock %s\n", name); | |
881 | goto next; | |
882 | } | |
883 | ||
884 | if (i < cur) | |
885 | /* Ignore */ | |
886 | goto next; | |
887 | ||
888 | /* Swap */ | |
889 | tmp = alarm_timers[i]; | |
890 | alarm_timers[i] = alarm_timers[cur]; | |
891 | alarm_timers[cur] = tmp; | |
892 | ||
893 | cur++; | |
894 | next: | |
895 | name = strtok(NULL, ","); | |
896 | } | |
897 | ||
898 | free(arg); | |
899 | ||
900 | if (cur) { | |
2e70f6ef | 901 | /* Disable remaining timers */ |
f3dcfada TS |
902 | for (i = cur; i < count; i++) |
903 | alarm_timers[i].name = NULL; | |
3adda04c AJ |
904 | } else { |
905 | show_available_alarms(); | |
906 | exit(1); | |
f3dcfada | 907 | } |
f3dcfada TS |
908 | } |
909 | ||
c8994013 TS |
910 | QEMUClock *rt_clock; |
911 | QEMUClock *vm_clock; | |
912 | ||
913 | static QEMUTimer *active_timers[2]; | |
914 | ||
9596ebb7 | 915 | static QEMUClock *qemu_new_clock(int type) |
8a7ddc38 FB |
916 | { |
917 | QEMUClock *clock; | |
918 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
8a7ddc38 FB |
919 | clock->type = type; |
920 | return clock; | |
921 | } | |
922 | ||
923 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
924 | { | |
925 | QEMUTimer *ts; | |
926 | ||
927 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
928 | ts->clock = clock; | |
929 | ts->cb = cb; | |
930 | ts->opaque = opaque; | |
931 | return ts; | |
932 | } | |
933 | ||
934 | void qemu_free_timer(QEMUTimer *ts) | |
935 | { | |
936 | qemu_free(ts); | |
937 | } | |
938 | ||
939 | /* stop a timer, but do not dealloc it */ | |
940 | void qemu_del_timer(QEMUTimer *ts) | |
941 | { | |
942 | QEMUTimer **pt, *t; | |
943 | ||
944 | /* NOTE: this code must be signal safe because | |
945 | qemu_timer_expired() can be called from a signal. */ | |
946 | pt = &active_timers[ts->clock->type]; | |
947 | for(;;) { | |
948 | t = *pt; | |
949 | if (!t) | |
950 | break; | |
951 | if (t == ts) { | |
952 | *pt = t->next; | |
953 | break; | |
954 | } | |
955 | pt = &t->next; | |
956 | } | |
957 | } | |
958 | ||
959 | /* modify the current timer so that it will be fired when current_time | |
960 | >= expire_time. The corresponding callback will be called. */ | |
961 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
962 | { | |
963 | QEMUTimer **pt, *t; | |
964 | ||
965 | qemu_del_timer(ts); | |
966 | ||
967 | /* add the timer in the sorted list */ | |
968 | /* NOTE: this code must be signal safe because | |
969 | qemu_timer_expired() can be called from a signal. */ | |
970 | pt = &active_timers[ts->clock->type]; | |
971 | for(;;) { | |
972 | t = *pt; | |
973 | if (!t) | |
974 | break; | |
5fafdf24 | 975 | if (t->expire_time > expire_time) |
8a7ddc38 FB |
976 | break; |
977 | pt = &t->next; | |
978 | } | |
979 | ts->expire_time = expire_time; | |
980 | ts->next = *pt; | |
981 | *pt = ts; | |
d5d08334 AZ |
982 | |
983 | /* Rearm if necessary */ | |
2e70f6ef PB |
984 | if (pt == &active_timers[ts->clock->type]) { |
985 | if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) { | |
986 | qemu_rearm_alarm_timer(alarm_timer); | |
987 | } | |
988 | /* Interrupt execution to force deadline recalculation. */ | |
d9f75a4e AL |
989 | if (use_icount) |
990 | qemu_notify_event(); | |
2e70f6ef | 991 | } |
8a7ddc38 FB |
992 | } |
993 | ||
994 | int qemu_timer_pending(QEMUTimer *ts) | |
995 | { | |
996 | QEMUTimer *t; | |
997 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
998 | if (t == ts) | |
999 | return 1; | |
1000 | } | |
1001 | return 0; | |
1002 | } | |
1003 | ||
1004 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
1005 | { | |
1006 | if (!timer_head) | |
1007 | return 0; | |
1008 | return (timer_head->expire_time <= current_time); | |
1009 | } | |
1010 | ||
1011 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
1012 | { | |
1013 | QEMUTimer *ts; | |
3b46e624 | 1014 | |
8a7ddc38 FB |
1015 | for(;;) { |
1016 | ts = *ptimer_head; | |
e95c8d51 | 1017 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
1018 | break; |
1019 | /* remove timer from the list before calling the callback */ | |
1020 | *ptimer_head = ts->next; | |
1021 | ts->next = NULL; | |
3b46e624 | 1022 | |
8a7ddc38 FB |
1023 | /* run the callback (the timer list can be modified) */ |
1024 | ts->cb(ts->opaque); | |
1025 | } | |
1026 | } | |
1027 | ||
1028 | int64_t qemu_get_clock(QEMUClock *clock) | |
1029 | { | |
1030 | switch(clock->type) { | |
1031 | case QEMU_TIMER_REALTIME: | |
1dce7c3c | 1032 | return get_clock() / 1000000; |
8a7ddc38 FB |
1033 | default: |
1034 | case QEMU_TIMER_VIRTUAL: | |
2e70f6ef PB |
1035 | if (use_icount) { |
1036 | return cpu_get_icount(); | |
1037 | } else { | |
1038 | return cpu_get_clock(); | |
1039 | } | |
8a7ddc38 FB |
1040 | } |
1041 | } | |
1042 | ||
1dce7c3c FB |
1043 | static void init_timers(void) |
1044 | { | |
1045 | init_get_clock(); | |
1046 | ticks_per_sec = QEMU_TIMER_BASE; | |
1047 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); | |
1048 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
1049 | } | |
1050 | ||
8a7ddc38 FB |
1051 | /* save a timer */ |
1052 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
1053 | { | |
1054 | uint64_t expire_time; | |
1055 | ||
1056 | if (qemu_timer_pending(ts)) { | |
1057 | expire_time = ts->expire_time; | |
1058 | } else { | |
1059 | expire_time = -1; | |
1060 | } | |
1061 | qemu_put_be64(f, expire_time); | |
1062 | } | |
1063 | ||
1064 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
1065 | { | |
1066 | uint64_t expire_time; | |
1067 | ||
1068 | expire_time = qemu_get_be64(f); | |
1069 | if (expire_time != -1) { | |
1070 | qemu_mod_timer(ts, expire_time); | |
1071 | } else { | |
1072 | qemu_del_timer(ts); | |
1073 | } | |
1074 | } | |
1075 | ||
1076 | static void timer_save(QEMUFile *f, void *opaque) | |
1077 | { | |
1078 | if (cpu_ticks_enabled) { | |
1079 | hw_error("cannot save state if virtual timers are running"); | |
1080 | } | |
bee8d684 TS |
1081 | qemu_put_be64(f, cpu_ticks_offset); |
1082 | qemu_put_be64(f, ticks_per_sec); | |
1083 | qemu_put_be64(f, cpu_clock_offset); | |
8a7ddc38 FB |
1084 | } |
1085 | ||
1086 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
1087 | { | |
c88676f8 | 1088 | if (version_id != 1 && version_id != 2) |
8a7ddc38 FB |
1089 | return -EINVAL; |
1090 | if (cpu_ticks_enabled) { | |
1091 | return -EINVAL; | |
1092 | } | |
bee8d684 TS |
1093 | cpu_ticks_offset=qemu_get_be64(f); |
1094 | ticks_per_sec=qemu_get_be64(f); | |
c88676f8 | 1095 | if (version_id == 2) { |
bee8d684 | 1096 | cpu_clock_offset=qemu_get_be64(f); |
c88676f8 | 1097 | } |
8a7ddc38 FB |
1098 | return 0; |
1099 | } | |
1100 | ||
50317c7f AL |
1101 | static void qemu_event_increment(void); |
1102 | ||
67b915a5 | 1103 | #ifdef _WIN32 |
b9e82a59 BS |
1104 | static void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, |
1105 | DWORD_PTR dwUser, DWORD_PTR dw1, | |
1106 | DWORD_PTR dw2) | |
67b915a5 | 1107 | #else |
8a7ddc38 | 1108 | static void host_alarm_handler(int host_signum) |
67b915a5 | 1109 | #endif |
8a7ddc38 | 1110 | { |
02ba45c5 FB |
1111 | #if 0 |
1112 | #define DISP_FREQ 1000 | |
1113 | { | |
1114 | static int64_t delta_min = INT64_MAX; | |
1115 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
1116 | static int count; | |
1117 | ti = qemu_get_clock(vm_clock); | |
1118 | if (last_clock != 0) { | |
1119 | delta = ti - last_clock; | |
1120 | if (delta < delta_min) | |
1121 | delta_min = delta; | |
1122 | if (delta > delta_max) | |
1123 | delta_max = delta; | |
1124 | delta_cum += delta; | |
1125 | if (++count == DISP_FREQ) { | |
26a76461 | 1126 | printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n", |
02ba45c5 FB |
1127 | muldiv64(delta_min, 1000000, ticks_per_sec), |
1128 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
1129 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
1130 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
1131 | count = 0; | |
1132 | delta_min = INT64_MAX; | |
1133 | delta_max = 0; | |
1134 | delta_cum = 0; | |
1135 | } | |
1136 | } | |
1137 | last_clock = ti; | |
1138 | } | |
1139 | #endif | |
efe75411 | 1140 | if (alarm_has_dynticks(alarm_timer) || |
2e70f6ef PB |
1141 | (!use_icount && |
1142 | qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], | |
1143 | qemu_get_clock(vm_clock))) || | |
8a7ddc38 FB |
1144 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], |
1145 | qemu_get_clock(rt_clock))) { | |
50317c7f | 1146 | qemu_event_increment(); |
e332340a | 1147 | if (alarm_timer) alarm_timer->flags |= ALARM_FLAG_EXPIRED; |
d5d08334 | 1148 | |
d6dc3d42 AL |
1149 | #ifndef CONFIG_IOTHREAD |
1150 | if (next_cpu) { | |
4f8eb8da | 1151 | /* stop the currently executing cpu because a timer occured */ |
d6dc3d42 | 1152 | cpu_exit(next_cpu); |
640f42e4 | 1153 | #ifdef CONFIG_KQEMU |
d6dc3d42 AL |
1154 | if (next_cpu->kqemu_enabled) { |
1155 | kqemu_cpu_interrupt(next_cpu); | |
4f8eb8da | 1156 | } |
ee5605e5 | 1157 | #endif |
4f8eb8da | 1158 | } |
d6dc3d42 | 1159 | #endif |
43b96858 | 1160 | timer_alarm_pending = 1; |
d9f75a4e | 1161 | qemu_notify_event(); |
8a7ddc38 FB |
1162 | } |
1163 | } | |
1164 | ||
2e70f6ef | 1165 | static int64_t qemu_next_deadline(void) |
efe75411 | 1166 | { |
2e70f6ef | 1167 | int64_t delta; |
efe75411 TS |
1168 | |
1169 | if (active_timers[QEMU_TIMER_VIRTUAL]) { | |
2e70f6ef PB |
1170 | delta = active_timers[QEMU_TIMER_VIRTUAL]->expire_time - |
1171 | qemu_get_clock(vm_clock); | |
1172 | } else { | |
1173 | /* To avoid problems with overflow limit this to 2^32. */ | |
1174 | delta = INT32_MAX; | |
efe75411 TS |
1175 | } |
1176 | ||
2e70f6ef PB |
1177 | if (delta < 0) |
1178 | delta = 0; | |
efe75411 | 1179 | |
2e70f6ef PB |
1180 | return delta; |
1181 | } | |
1182 | ||
8632fb9a | 1183 | #if defined(__linux__) || defined(_WIN32) |
2e70f6ef PB |
1184 | static uint64_t qemu_next_deadline_dyntick(void) |
1185 | { | |
1186 | int64_t delta; | |
1187 | int64_t rtdelta; | |
1188 | ||
1189 | if (use_icount) | |
1190 | delta = INT32_MAX; | |
1191 | else | |
1192 | delta = (qemu_next_deadline() + 999) / 1000; | |
1193 | ||
1194 | if (active_timers[QEMU_TIMER_REALTIME]) { | |
1195 | rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time - | |
1196 | qemu_get_clock(rt_clock))*1000; | |
1197 | if (rtdelta < delta) | |
1198 | delta = rtdelta; | |
1199 | } | |
1200 | ||
1201 | if (delta < MIN_TIMER_REARM_US) | |
1202 | delta = MIN_TIMER_REARM_US; | |
1203 | ||
1204 | return delta; | |
efe75411 | 1205 | } |
8632fb9a | 1206 | #endif |
efe75411 | 1207 | |
fd872598 FB |
1208 | #ifndef _WIN32 |
1209 | ||
7183b4b4 AL |
1210 | /* Sets a specific flag */ |
1211 | static int fcntl_setfl(int fd, int flag) | |
1212 | { | |
1213 | int flags; | |
1214 | ||
1215 | flags = fcntl(fd, F_GETFL); | |
1216 | if (flags == -1) | |
1217 | return -errno; | |
1218 | ||
1219 | if (fcntl(fd, F_SETFL, flags | flag) == -1) | |
1220 | return -errno; | |
1221 | ||
1222 | return 0; | |
1223 | } | |
1224 | ||
829309c7 FB |
1225 | #if defined(__linux__) |
1226 | ||
fd872598 FB |
1227 | #define RTC_FREQ 1024 |
1228 | ||
de9a95f0 | 1229 | static void enable_sigio_timer(int fd) |
c8994013 TS |
1230 | { |
1231 | struct sigaction act; | |
1232 | ||
1233 | /* timer signal */ | |
1234 | sigfillset(&act.sa_mask); | |
1235 | act.sa_flags = 0; | |
c8994013 TS |
1236 | act.sa_handler = host_alarm_handler; |
1237 | ||
1238 | sigaction(SIGIO, &act, NULL); | |
7183b4b4 | 1239 | fcntl_setfl(fd, O_ASYNC); |
c8994013 TS |
1240 | fcntl(fd, F_SETOWN, getpid()); |
1241 | } | |
829309c7 | 1242 | |
c40ec5a9 TS |
1243 | static int hpet_start_timer(struct qemu_alarm_timer *t) |
1244 | { | |
1245 | struct hpet_info info; | |
1246 | int r, fd; | |
1247 | ||
1248 | fd = open("/dev/hpet", O_RDONLY); | |
1249 | if (fd < 0) | |
1250 | return -1; | |
1251 | ||
1252 | /* Set frequency */ | |
1253 | r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ); | |
1254 | if (r < 0) { | |
1255 | fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n" | |
1256 | "error, but for better emulation accuracy type:\n" | |
1257 | "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n"); | |
1258 | goto fail; | |
1259 | } | |
1260 | ||
1261 | /* Check capabilities */ | |
1262 | r = ioctl(fd, HPET_INFO, &info); | |
1263 | if (r < 0) | |
1264 | goto fail; | |
1265 | ||
1266 | /* Enable periodic mode */ | |
1267 | r = ioctl(fd, HPET_EPI, 0); | |
1268 | if (info.hi_flags && (r < 0)) | |
1269 | goto fail; | |
1270 | ||
1271 | /* Enable interrupt */ | |
1272 | r = ioctl(fd, HPET_IE_ON, 0); | |
1273 | if (r < 0) | |
1274 | goto fail; | |
1275 | ||
1276 | enable_sigio_timer(fd); | |
fcdc2129 | 1277 | t->priv = (void *)(long)fd; |
c40ec5a9 TS |
1278 | |
1279 | return 0; | |
1280 | fail: | |
1281 | close(fd); | |
1282 | return -1; | |
1283 | } | |
1284 | ||
1285 | static void hpet_stop_timer(struct qemu_alarm_timer *t) | |
1286 | { | |
fcdc2129 | 1287 | int fd = (long)t->priv; |
c40ec5a9 TS |
1288 | |
1289 | close(fd); | |
1290 | } | |
1291 | ||
c8994013 | 1292 | static int rtc_start_timer(struct qemu_alarm_timer *t) |
fd872598 | 1293 | { |
c8994013 | 1294 | int rtc_fd; |
b5a23ad4 | 1295 | unsigned long current_rtc_freq = 0; |
c8994013 | 1296 | |
aeb30be6 | 1297 | TFR(rtc_fd = open("/dev/rtc", O_RDONLY)); |
fd872598 FB |
1298 | if (rtc_fd < 0) |
1299 | return -1; | |
b5a23ad4 AZ |
1300 | ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq); |
1301 | if (current_rtc_freq != RTC_FREQ && | |
1302 | ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
fd872598 FB |
1303 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" |
1304 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
1305 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
1306 | goto fail; | |
1307 | } | |
1308 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
1309 | fail: | |
1310 | close(rtc_fd); | |
1311 | return -1; | |
1312 | } | |
c8994013 TS |
1313 | |
1314 | enable_sigio_timer(rtc_fd); | |
1315 | ||
fcdc2129 | 1316 | t->priv = (void *)(long)rtc_fd; |
c8994013 | 1317 | |
fd872598 FB |
1318 | return 0; |
1319 | } | |
1320 | ||
c8994013 | 1321 | static void rtc_stop_timer(struct qemu_alarm_timer *t) |
829309c7 | 1322 | { |
fcdc2129 | 1323 | int rtc_fd = (long)t->priv; |
c8994013 TS |
1324 | |
1325 | close(rtc_fd); | |
829309c7 FB |
1326 | } |
1327 | ||
efe75411 TS |
1328 | static int dynticks_start_timer(struct qemu_alarm_timer *t) |
1329 | { | |
1330 | struct sigevent ev; | |
1331 | timer_t host_timer; | |
1332 | struct sigaction act; | |
1333 | ||
1334 | sigfillset(&act.sa_mask); | |
1335 | act.sa_flags = 0; | |
efe75411 TS |
1336 | act.sa_handler = host_alarm_handler; |
1337 | ||
1338 | sigaction(SIGALRM, &act, NULL); | |
1339 | ||
9ed415b2 JCD |
1340 | /* |
1341 | * Initialize ev struct to 0 to avoid valgrind complaining | |
1342 | * about uninitialized data in timer_create call | |
1343 | */ | |
1344 | memset(&ev, 0, sizeof(ev)); | |
efe75411 TS |
1345 | ev.sigev_value.sival_int = 0; |
1346 | ev.sigev_notify = SIGEV_SIGNAL; | |
1347 | ev.sigev_signo = SIGALRM; | |
1348 | ||
1349 | if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) { | |
1350 | perror("timer_create"); | |
1351 | ||
1352 | /* disable dynticks */ | |
1353 | fprintf(stderr, "Dynamic Ticks disabled\n"); | |
1354 | ||
1355 | return -1; | |
1356 | } | |
1357 | ||
0399bfe0 | 1358 | t->priv = (void *)(long)host_timer; |
efe75411 TS |
1359 | |
1360 | return 0; | |
1361 | } | |
1362 | ||
1363 | static void dynticks_stop_timer(struct qemu_alarm_timer *t) | |
1364 | { | |
0399bfe0 | 1365 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1366 | |
1367 | timer_delete(host_timer); | |
1368 | } | |
1369 | ||
1370 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t) | |
1371 | { | |
0399bfe0 | 1372 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1373 | struct itimerspec timeout; |
1374 | int64_t nearest_delta_us = INT64_MAX; | |
1375 | int64_t current_us; | |
1376 | ||
1377 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1378 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1379 | return; |
efe75411 | 1380 | |
2e70f6ef | 1381 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1382 | |
1383 | /* check whether a timer is already running */ | |
1384 | if (timer_gettime(host_timer, &timeout)) { | |
1385 | perror("gettime"); | |
1386 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1387 | exit(1); | |
1388 | } | |
1389 | current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000; | |
1390 | if (current_us && current_us <= nearest_delta_us) | |
1391 | return; | |
1392 | ||
1393 | timeout.it_interval.tv_sec = 0; | |
1394 | timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */ | |
1395 | timeout.it_value.tv_sec = nearest_delta_us / 1000000; | |
1396 | timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000; | |
1397 | if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) { | |
1398 | perror("settime"); | |
1399 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1400 | exit(1); | |
1401 | } | |
1402 | } | |
1403 | ||
70744b3a | 1404 | #endif /* defined(__linux__) */ |
231c6586 | 1405 | |
c8994013 TS |
1406 | static int unix_start_timer(struct qemu_alarm_timer *t) |
1407 | { | |
1408 | struct sigaction act; | |
1409 | struct itimerval itv; | |
1410 | int err; | |
1411 | ||
1412 | /* timer signal */ | |
1413 | sigfillset(&act.sa_mask); | |
1414 | act.sa_flags = 0; | |
c8994013 TS |
1415 | act.sa_handler = host_alarm_handler; |
1416 | ||
1417 | sigaction(SIGALRM, &act, NULL); | |
1418 | ||
1419 | itv.it_interval.tv_sec = 0; | |
1420 | /* for i386 kernel 2.6 to get 1 ms */ | |
1421 | itv.it_interval.tv_usec = 999; | |
1422 | itv.it_value.tv_sec = 0; | |
1423 | itv.it_value.tv_usec = 10 * 1000; | |
1424 | ||
1425 | err = setitimer(ITIMER_REAL, &itv, NULL); | |
1426 | if (err) | |
1427 | return -1; | |
1428 | ||
1429 | return 0; | |
1430 | } | |
1431 | ||
1432 | static void unix_stop_timer(struct qemu_alarm_timer *t) | |
1433 | { | |
1434 | struct itimerval itv; | |
1435 | ||
1436 | memset(&itv, 0, sizeof(itv)); | |
1437 | setitimer(ITIMER_REAL, &itv, NULL); | |
1438 | } | |
1439 | ||
829309c7 | 1440 | #endif /* !defined(_WIN32) */ |
fd872598 | 1441 | |
f49e58dc | 1442 | |
c8994013 TS |
1443 | #ifdef _WIN32 |
1444 | ||
1445 | static int win32_start_timer(struct qemu_alarm_timer *t) | |
1446 | { | |
1447 | TIMECAPS tc; | |
1448 | struct qemu_alarm_win32 *data = t->priv; | |
efe75411 | 1449 | UINT flags; |
c8994013 | 1450 | |
c8994013 TS |
1451 | memset(&tc, 0, sizeof(tc)); |
1452 | timeGetDevCaps(&tc, sizeof(tc)); | |
1453 | ||
1454 | if (data->period < tc.wPeriodMin) | |
1455 | data->period = tc.wPeriodMin; | |
1456 | ||
1457 | timeBeginPeriod(data->period); | |
1458 | ||
efe75411 TS |
1459 | flags = TIME_CALLBACK_FUNCTION; |
1460 | if (alarm_has_dynticks(t)) | |
1461 | flags |= TIME_ONESHOT; | |
1462 | else | |
1463 | flags |= TIME_PERIODIC; | |
1464 | ||
c8994013 TS |
1465 | data->timerId = timeSetEvent(1, // interval (ms) |
1466 | data->period, // resolution | |
1467 | host_alarm_handler, // function | |
1468 | (DWORD)t, // parameter | |
efe75411 | 1469 | flags); |
c8994013 TS |
1470 | |
1471 | if (!data->timerId) { | |
1472 | perror("Failed to initialize win32 alarm timer"); | |
c8994013 | 1473 | timeEndPeriod(data->period); |
c8994013 TS |
1474 | return -1; |
1475 | } | |
1476 | ||
c8994013 TS |
1477 | return 0; |
1478 | } | |
1479 | ||
1480 | static void win32_stop_timer(struct qemu_alarm_timer *t) | |
1481 | { | |
1482 | struct qemu_alarm_win32 *data = t->priv; | |
1483 | ||
1484 | timeKillEvent(data->timerId); | |
1485 | timeEndPeriod(data->period); | |
c8994013 TS |
1486 | } |
1487 | ||
efe75411 TS |
1488 | static void win32_rearm_timer(struct qemu_alarm_timer *t) |
1489 | { | |
1490 | struct qemu_alarm_win32 *data = t->priv; | |
1491 | uint64_t nearest_delta_us; | |
1492 | ||
1493 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1494 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1495 | return; |
efe75411 | 1496 | |
2e70f6ef | 1497 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1498 | nearest_delta_us /= 1000; |
1499 | ||
1500 | timeKillEvent(data->timerId); | |
1501 | ||
1502 | data->timerId = timeSetEvent(1, | |
1503 | data->period, | |
1504 | host_alarm_handler, | |
1505 | (DWORD)t, | |
1506 | TIME_ONESHOT | TIME_PERIODIC); | |
1507 | ||
1508 | if (!data->timerId) { | |
1509 | perror("Failed to re-arm win32 alarm timer"); | |
1510 | ||
1511 | timeEndPeriod(data->period); | |
efe75411 TS |
1512 | exit(1); |
1513 | } | |
1514 | } | |
1515 | ||
c8994013 TS |
1516 | #endif /* _WIN32 */ |
1517 | ||
7183b4b4 | 1518 | static int init_timer_alarm(void) |
8a7ddc38 | 1519 | { |
223f0d72 | 1520 | struct qemu_alarm_timer *t = NULL; |
c8994013 | 1521 | int i, err = -1; |
f49e58dc | 1522 | |
c8994013 TS |
1523 | for (i = 0; alarm_timers[i].name; i++) { |
1524 | t = &alarm_timers[i]; | |
1525 | ||
c8994013 TS |
1526 | err = t->start(t); |
1527 | if (!err) | |
1528 | break; | |
67b915a5 | 1529 | } |
fd872598 | 1530 | |
c8994013 | 1531 | if (err) { |
7183b4b4 AL |
1532 | err = -ENOENT; |
1533 | goto fail; | |
67b915a5 | 1534 | } |
c8994013 TS |
1535 | |
1536 | alarm_timer = t; | |
7183b4b4 | 1537 | |
6abfbd79 | 1538 | return 0; |
7183b4b4 AL |
1539 | |
1540 | fail: | |
7183b4b4 | 1541 | return err; |
8a7ddc38 FB |
1542 | } |
1543 | ||
9596ebb7 | 1544 | static void quit_timers(void) |
40c3bac3 | 1545 | { |
c8994013 TS |
1546 | alarm_timer->stop(alarm_timer); |
1547 | alarm_timer = NULL; | |
40c3bac3 FB |
1548 | } |
1549 | ||
f6503059 AZ |
1550 | /***********************************************************/ |
1551 | /* host time/date access */ | |
1552 | void qemu_get_timedate(struct tm *tm, int offset) | |
1553 | { | |
1554 | time_t ti; | |
1555 | struct tm *ret; | |
1556 | ||
1557 | time(&ti); | |
1558 | ti += offset; | |
1559 | if (rtc_date_offset == -1) { | |
1560 | if (rtc_utc) | |
1561 | ret = gmtime(&ti); | |
1562 | else | |
1563 | ret = localtime(&ti); | |
1564 | } else { | |
1565 | ti -= rtc_date_offset; | |
1566 | ret = gmtime(&ti); | |
1567 | } | |
1568 | ||
1569 | memcpy(tm, ret, sizeof(struct tm)); | |
1570 | } | |
1571 | ||
1572 | int qemu_timedate_diff(struct tm *tm) | |
1573 | { | |
1574 | time_t seconds; | |
1575 | ||
1576 | if (rtc_date_offset == -1) | |
1577 | if (rtc_utc) | |
1578 | seconds = mktimegm(tm); | |
1579 | else | |
1580 | seconds = mktime(tm); | |
1581 | else | |
1582 | seconds = mktimegm(tm) + rtc_date_offset; | |
1583 | ||
1584 | return seconds - time(NULL); | |
1585 | } | |
1586 | ||
fd1dff4b | 1587 | #ifdef _WIN32 |
fd1dff4b FB |
1588 | static void socket_cleanup(void) |
1589 | { | |
1590 | WSACleanup(); | |
1591 | } | |
82c643ff | 1592 | |
fd1dff4b FB |
1593 | static int socket_init(void) |
1594 | { | |
1595 | WSADATA Data; | |
1596 | int ret, err; | |
1597 | ||
1598 | ret = WSAStartup(MAKEWORD(2,2), &Data); | |
1599 | if (ret != 0) { | |
1600 | err = WSAGetLastError(); | |
1601 | fprintf(stderr, "WSAStartup: %d\n", err); | |
1602 | return -1; | |
1603 | } | |
1604 | atexit(socket_cleanup); | |
1605 | return 0; | |
1606 | } | |
64b7b733 AJ |
1607 | #endif |
1608 | ||
5db4af8b JK |
1609 | int get_next_param_value(char *buf, int buf_size, |
1610 | const char *tag, const char **pstr) | |
7c9d8e07 FB |
1611 | { |
1612 | const char *p; | |
7c9d8e07 FB |
1613 | char option[128]; |
1614 | ||
5db4af8b | 1615 | p = *pstr; |
7c9d8e07 | 1616 | for(;;) { |
268a362c | 1617 | p = get_opt_name(option, sizeof(option), p, '='); |
7c9d8e07 FB |
1618 | if (*p != '=') |
1619 | break; | |
1620 | p++; | |
1621 | if (!strcmp(tag, option)) { | |
5db4af8b JK |
1622 | *pstr = get_opt_value(buf, buf_size, p); |
1623 | if (**pstr == ',') { | |
1624 | (*pstr)++; | |
1625 | } | |
e4bcb14c | 1626 | return strlen(buf); |
7c9d8e07 | 1627 | } else { |
609497ab | 1628 | p = get_opt_value(NULL, 0, p); |
7c9d8e07 FB |
1629 | } |
1630 | if (*p != ',') | |
1631 | break; | |
1632 | p++; | |
1633 | } | |
1634 | return 0; | |
1635 | } | |
1636 | ||
5db4af8b JK |
1637 | int get_param_value(char *buf, int buf_size, |
1638 | const char *tag, const char *str) | |
1639 | { | |
1640 | return get_next_param_value(buf, buf_size, tag, &str); | |
1641 | } | |
1642 | ||
0aa7a205 JK |
1643 | int check_params(char *buf, int buf_size, |
1644 | const char * const *params, const char *str) | |
e4bcb14c TS |
1645 | { |
1646 | const char *p; | |
0aa7a205 | 1647 | int i; |
e4bcb14c TS |
1648 | |
1649 | p = str; | |
10300216 | 1650 | while (*p != '\0') { |
0aa7a205 | 1651 | p = get_opt_name(buf, buf_size, p, '='); |
ffad4116 | 1652 | if (*p != '=') { |
0aa7a205 | 1653 | return -1; |
ffad4116 | 1654 | } |
e4bcb14c | 1655 | p++; |
0aa7a205 JK |
1656 | for (i = 0; params[i] != NULL; i++) { |
1657 | if (!strcmp(params[i], buf)) { | |
e4bcb14c | 1658 | break; |
0aa7a205 JK |
1659 | } |
1660 | } | |
ffad4116 | 1661 | if (params[i] == NULL) { |
0aa7a205 | 1662 | return -1; |
ffad4116 | 1663 | } |
609497ab | 1664 | p = get_opt_value(NULL, 0, p); |
0aa7a205 | 1665 | if (*p != ',') { |
e4bcb14c | 1666 | break; |
0aa7a205 | 1667 | } |
e4bcb14c TS |
1668 | p++; |
1669 | } | |
0aa7a205 | 1670 | return 0; |
e4bcb14c TS |
1671 | } |
1672 | ||
1ae26a18 AZ |
1673 | /***********************************************************/ |
1674 | /* Bluetooth support */ | |
1675 | static int nb_hcis; | |
1676 | static int cur_hci; | |
1677 | static struct HCIInfo *hci_table[MAX_NICS]; | |
dc72ac14 | 1678 | |
1ae26a18 AZ |
1679 | static struct bt_vlan_s { |
1680 | struct bt_scatternet_s net; | |
1681 | int id; | |
1682 | struct bt_vlan_s *next; | |
1683 | } *first_bt_vlan; | |
1684 | ||
1685 | /* find or alloc a new bluetooth "VLAN" */ | |
674bb261 | 1686 | static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
1ae26a18 AZ |
1687 | { |
1688 | struct bt_vlan_s **pvlan, *vlan; | |
1689 | for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { | |
1690 | if (vlan->id == id) | |
1691 | return &vlan->net; | |
1692 | } | |
1693 | vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); | |
1694 | vlan->id = id; | |
1695 | pvlan = &first_bt_vlan; | |
1696 | while (*pvlan != NULL) | |
1697 | pvlan = &(*pvlan)->next; | |
1698 | *pvlan = vlan; | |
1699 | return &vlan->net; | |
1700 | } | |
1701 | ||
1702 | static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) | |
1703 | { | |
1704 | } | |
1705 | ||
1706 | static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) | |
1707 | { | |
1708 | return -ENOTSUP; | |
1709 | } | |
1710 | ||
1711 | static struct HCIInfo null_hci = { | |
1712 | .cmd_send = null_hci_send, | |
1713 | .sco_send = null_hci_send, | |
1714 | .acl_send = null_hci_send, | |
1715 | .bdaddr_set = null_hci_addr_set, | |
1716 | }; | |
1717 | ||
1718 | struct HCIInfo *qemu_next_hci(void) | |
1719 | { | |
1720 | if (cur_hci == nb_hcis) | |
1721 | return &null_hci; | |
1722 | ||
1723 | return hci_table[cur_hci++]; | |
1724 | } | |
1725 | ||
dc72ac14 AZ |
1726 | static struct HCIInfo *hci_init(const char *str) |
1727 | { | |
1728 | char *endp; | |
1729 | struct bt_scatternet_s *vlan = 0; | |
1730 | ||
1731 | if (!strcmp(str, "null")) | |
1732 | /* null */ | |
1733 | return &null_hci; | |
1734 | else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) | |
1735 | /* host[:hciN] */ | |
1736 | return bt_host_hci(str[4] ? str + 5 : "hci0"); | |
1737 | else if (!strncmp(str, "hci", 3)) { | |
1738 | /* hci[,vlan=n] */ | |
1739 | if (str[3]) { | |
1740 | if (!strncmp(str + 3, ",vlan=", 6)) { | |
1741 | vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); | |
1742 | if (*endp) | |
1743 | vlan = 0; | |
1744 | } | |
1745 | } else | |
1746 | vlan = qemu_find_bt_vlan(0); | |
1747 | if (vlan) | |
1748 | return bt_new_hci(vlan); | |
1749 | } | |
1750 | ||
1751 | fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str); | |
1752 | ||
1753 | return 0; | |
1754 | } | |
1755 | ||
1756 | static int bt_hci_parse(const char *str) | |
1757 | { | |
1758 | struct HCIInfo *hci; | |
1759 | bdaddr_t bdaddr; | |
1760 | ||
1761 | if (nb_hcis >= MAX_NICS) { | |
1762 | fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS); | |
1763 | return -1; | |
1764 | } | |
1765 | ||
1766 | hci = hci_init(str); | |
1767 | if (!hci) | |
1768 | return -1; | |
1769 | ||
1770 | bdaddr.b[0] = 0x52; | |
1771 | bdaddr.b[1] = 0x54; | |
1772 | bdaddr.b[2] = 0x00; | |
1773 | bdaddr.b[3] = 0x12; | |
1774 | bdaddr.b[4] = 0x34; | |
1775 | bdaddr.b[5] = 0x56 + nb_hcis; | |
1776 | hci->bdaddr_set(hci, bdaddr.b); | |
1777 | ||
1778 | hci_table[nb_hcis++] = hci; | |
1779 | ||
1780 | return 0; | |
1781 | } | |
1782 | ||
1783 | static void bt_vhci_add(int vlan_id) | |
1784 | { | |
1785 | struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); | |
1786 | ||
1787 | if (!vlan->slave) | |
1788 | fprintf(stderr, "qemu: warning: adding a VHCI to " | |
1789 | "an empty scatternet %i\n", vlan_id); | |
1790 | ||
1791 | bt_vhci_init(bt_new_hci(vlan)); | |
1792 | } | |
1793 | ||
1794 | static struct bt_device_s *bt_device_add(const char *opt) | |
1795 | { | |
1796 | struct bt_scatternet_s *vlan; | |
1797 | int vlan_id = 0; | |
1798 | char *endp = strstr(opt, ",vlan="); | |
1799 | int len = (endp ? endp - opt : strlen(opt)) + 1; | |
1800 | char devname[10]; | |
1801 | ||
1802 | pstrcpy(devname, MIN(sizeof(devname), len), opt); | |
1803 | ||
1804 | if (endp) { | |
1805 | vlan_id = strtol(endp + 6, &endp, 0); | |
1806 | if (*endp) { | |
1807 | fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n"); | |
1808 | return 0; | |
1809 | } | |
1810 | } | |
1811 | ||
1812 | vlan = qemu_find_bt_vlan(vlan_id); | |
1813 | ||
1814 | if (!vlan->slave) | |
1815 | fprintf(stderr, "qemu: warning: adding a slave device to " | |
1816 | "an empty scatternet %i\n", vlan_id); | |
1817 | ||
1818 | if (!strcmp(devname, "keyboard")) | |
1819 | return bt_keyboard_init(vlan); | |
1820 | ||
1821 | fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname); | |
1822 | return 0; | |
1823 | } | |
1824 | ||
1825 | static int bt_parse(const char *opt) | |
1826 | { | |
1827 | const char *endp, *p; | |
1828 | int vlan; | |
1829 | ||
1830 | if (strstart(opt, "hci", &endp)) { | |
1831 | if (!*endp || *endp == ',') { | |
1832 | if (*endp) | |
1833 | if (!strstart(endp, ",vlan=", 0)) | |
1834 | opt = endp + 1; | |
1835 | ||
1836 | return bt_hci_parse(opt); | |
1837 | } | |
1838 | } else if (strstart(opt, "vhci", &endp)) { | |
1839 | if (!*endp || *endp == ',') { | |
1840 | if (*endp) { | |
1841 | if (strstart(endp, ",vlan=", &p)) { | |
1842 | vlan = strtol(p, (char **) &endp, 0); | |
1843 | if (*endp) { | |
1844 | fprintf(stderr, "qemu: bad scatternet '%s'\n", p); | |
1845 | return 1; | |
1846 | } | |
1847 | } else { | |
1848 | fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); | |
1849 | return 1; | |
1850 | } | |
1851 | } else | |
1852 | vlan = 0; | |
1853 | ||
1854 | bt_vhci_add(vlan); | |
1855 | return 0; | |
1856 | } | |
1857 | } else if (strstart(opt, "device:", &endp)) | |
1858 | return !bt_device_add(endp); | |
1859 | ||
1860 | fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt); | |
1861 | return 1; | |
1862 | } | |
1863 | ||
1ae26a18 AZ |
1864 | /***********************************************************/ |
1865 | /* QEMU Block devices */ | |
1866 | ||
609497ab | 1867 | #define HD_ALIAS "index=%d,media=disk" |
e4bcb14c | 1868 | #define CDROM_ALIAS "index=2,media=cdrom" |
e4bcb14c | 1869 | #define FD_ALIAS "index=%d,if=floppy" |
609497ab AZ |
1870 | #define PFLASH_ALIAS "if=pflash" |
1871 | #define MTD_ALIAS "if=mtd" | |
9d413d1d | 1872 | #define SD_ALIAS "index=0,if=sd" |
e4bcb14c | 1873 | |
7d5aca9e AL |
1874 | static int drive_opt_get_free_idx(void) |
1875 | { | |
1876 | int index; | |
1877 | ||
1878 | for (index = 0; index < MAX_DRIVES; index++) | |
1879 | if (!drives_opt[index].used) { | |
1880 | drives_opt[index].used = 1; | |
1881 | return index; | |
1882 | } | |
1883 | ||
1884 | return -1; | |
1885 | } | |
1886 | ||
1887 | static int drive_get_free_idx(void) | |
1888 | { | |
1889 | int index; | |
1890 | ||
1891 | for (index = 0; index < MAX_DRIVES; index++) | |
1892 | if (!drives_table[index].used) { | |
1893 | drives_table[index].used = 1; | |
1894 | return index; | |
1895 | } | |
1896 | ||
1897 | return -1; | |
1898 | } | |
1899 | ||
4d73cd3b | 1900 | int drive_add(const char *file, const char *fmt, ...) |
e4bcb14c TS |
1901 | { |
1902 | va_list ap; | |
7d5aca9e | 1903 | int index = drive_opt_get_free_idx(); |
e4bcb14c | 1904 | |
7d5aca9e | 1905 | if (nb_drives_opt >= MAX_DRIVES || index == -1) { |
e4bcb14c | 1906 | fprintf(stderr, "qemu: too many drives\n"); |
4d73cd3b | 1907 | return -1; |
e4bcb14c TS |
1908 | } |
1909 | ||
7d5aca9e | 1910 | drives_opt[index].file = file; |
e4bcb14c | 1911 | va_start(ap, fmt); |
7d5aca9e | 1912 | vsnprintf(drives_opt[index].opt, |
609497ab | 1913 | sizeof(drives_opt[0].opt), fmt, ap); |
e4bcb14c TS |
1914 | va_end(ap); |
1915 | ||
7d5aca9e AL |
1916 | nb_drives_opt++; |
1917 | return index; | |
e4bcb14c TS |
1918 | } |
1919 | ||
b01b1111 AL |
1920 | void drive_remove(int index) |
1921 | { | |
1922 | drives_opt[index].used = 0; | |
1923 | nb_drives_opt--; | |
1924 | } | |
1925 | ||
f60d39bc | 1926 | int drive_get_index(BlockInterfaceType type, int bus, int unit) |
e4bcb14c TS |
1927 | { |
1928 | int index; | |
1929 | ||
1930 | /* seek interface, bus and unit */ | |
1931 | ||
7d5aca9e | 1932 | for (index = 0; index < MAX_DRIVES; index++) |
f60d39bc | 1933 | if (drives_table[index].type == type && |
e4bcb14c | 1934 | drives_table[index].bus == bus && |
7d5aca9e AL |
1935 | drives_table[index].unit == unit && |
1936 | drives_table[index].used) | |
e4bcb14c TS |
1937 | return index; |
1938 | ||
1939 | return -1; | |
1940 | } | |
1941 | ||
f60d39bc | 1942 | int drive_get_max_bus(BlockInterfaceType type) |
e4bcb14c TS |
1943 | { |
1944 | int max_bus; | |
1945 | int index; | |
1946 | ||
1947 | max_bus = -1; | |
1948 | for (index = 0; index < nb_drives; index++) { | |
f60d39bc | 1949 | if(drives_table[index].type == type && |
e4bcb14c TS |
1950 | drives_table[index].bus > max_bus) |
1951 | max_bus = drives_table[index].bus; | |
1952 | } | |
1953 | return max_bus; | |
1954 | } | |
1955 | ||
fa879c64 AL |
1956 | const char *drive_get_serial(BlockDriverState *bdrv) |
1957 | { | |
1958 | int index; | |
1959 | ||
1960 | for (index = 0; index < nb_drives; index++) | |
1961 | if (drives_table[index].bdrv == bdrv) | |
1962 | return drives_table[index].serial; | |
1963 | ||
1964 | return "\0"; | |
1965 | } | |
1966 | ||
428c5705 AL |
1967 | BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv) |
1968 | { | |
1969 | int index; | |
1970 | ||
1971 | for (index = 0; index < nb_drives; index++) | |
1972 | if (drives_table[index].bdrv == bdrv) | |
1973 | return drives_table[index].onerror; | |
1974 | ||
cdad4bd8 | 1975 | return BLOCK_ERR_STOP_ENOSPC; |
428c5705 AL |
1976 | } |
1977 | ||
a1620fac AJ |
1978 | static void bdrv_format_print(void *opaque, const char *name) |
1979 | { | |
1980 | fprintf(stderr, " %s", name); | |
1981 | } | |
1982 | ||
b01b1111 AL |
1983 | void drive_uninit(BlockDriverState *bdrv) |
1984 | { | |
1985 | int i; | |
1986 | ||
1987 | for (i = 0; i < MAX_DRIVES; i++) | |
1988 | if (drives_table[i].bdrv == bdrv) { | |
1989 | drives_table[i].bdrv = NULL; | |
1990 | drives_table[i].used = 0; | |
1991 | drive_remove(drives_table[i].drive_opt_idx); | |
1992 | nb_drives--; | |
1993 | break; | |
1994 | } | |
1995 | } | |
1996 | ||
4d73cd3b | 1997 | int drive_init(struct drive_opt *arg, int snapshot, void *opaque) |
e4bcb14c TS |
1998 | { |
1999 | char buf[128]; | |
2000 | char file[1024]; | |
c8522bdf | 2001 | char devname[128]; |
fa879c64 | 2002 | char serial[21]; |
c8522bdf | 2003 | const char *mediastr = ""; |
f60d39bc | 2004 | BlockInterfaceType type; |
e4bcb14c TS |
2005 | enum { MEDIA_DISK, MEDIA_CDROM } media; |
2006 | int bus_id, unit_id; | |
2007 | int cyls, heads, secs, translation; | |
2008 | BlockDriverState *bdrv; | |
1e72d3b7 | 2009 | BlockDriver *drv = NULL; |
4d73cd3b | 2010 | QEMUMachine *machine = opaque; |
e4bcb14c TS |
2011 | int max_devs; |
2012 | int index; | |
33f00271 | 2013 | int cache; |
428c5705 | 2014 | int bdrv_flags, onerror; |
c2cc47a4 | 2015 | const char *devaddr; |
7d5aca9e | 2016 | int drives_table_idx; |
609497ab | 2017 | char *str = arg->opt; |
7ccfb2eb BS |
2018 | static const char * const params[] = { "bus", "unit", "if", "index", |
2019 | "cyls", "heads", "secs", "trans", | |
2020 | "media", "snapshot", "file", | |
c2cc47a4 MA |
2021 | "cache", "format", "serial", |
2022 | "werror", "addr", | |
428c5705 | 2023 | NULL }; |
e4bcb14c | 2024 | |
0aa7a205 | 2025 | if (check_params(buf, sizeof(buf), params, str) < 0) { |
cda94b27 MM |
2026 | fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n", |
2027 | buf, str); | |
e4bcb14c TS |
2028 | return -1; |
2029 | } | |
2030 | ||
2031 | file[0] = 0; | |
2032 | cyls = heads = secs = 0; | |
2033 | bus_id = 0; | |
2034 | unit_id = -1; | |
2035 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2036 | index = -1; | |
0aa217e4 | 2037 | cache = 1; |
e4bcb14c | 2038 | |
c9b1ae2c | 2039 | if (machine->use_scsi) { |
f60d39bc | 2040 | type = IF_SCSI; |
e4bcb14c | 2041 | max_devs = MAX_SCSI_DEVS; |
363a37d5 | 2042 | pstrcpy(devname, sizeof(devname), "scsi"); |
e4bcb14c | 2043 | } else { |
f60d39bc | 2044 | type = IF_IDE; |
e4bcb14c | 2045 | max_devs = MAX_IDE_DEVS; |
363a37d5 | 2046 | pstrcpy(devname, sizeof(devname), "ide"); |
e4bcb14c TS |
2047 | } |
2048 | media = MEDIA_DISK; | |
2049 | ||
2050 | /* extract parameters */ | |
2051 | ||
2052 | if (get_param_value(buf, sizeof(buf), "bus", str)) { | |
2053 | bus_id = strtol(buf, NULL, 0); | |
2054 | if (bus_id < 0) { | |
2055 | fprintf(stderr, "qemu: '%s' invalid bus id\n", str); | |
2056 | return -1; | |
2057 | } | |
2058 | } | |
2059 | ||
2060 | if (get_param_value(buf, sizeof(buf), "unit", str)) { | |
2061 | unit_id = strtol(buf, NULL, 0); | |
2062 | if (unit_id < 0) { | |
2063 | fprintf(stderr, "qemu: '%s' invalid unit id\n", str); | |
2064 | return -1; | |
2065 | } | |
2066 | } | |
2067 | ||
2068 | if (get_param_value(buf, sizeof(buf), "if", str)) { | |
ae45d369 | 2069 | pstrcpy(devname, sizeof(devname), buf); |
e4bcb14c | 2070 | if (!strcmp(buf, "ide")) { |
f60d39bc | 2071 | type = IF_IDE; |
e4bcb14c TS |
2072 | max_devs = MAX_IDE_DEVS; |
2073 | } else if (!strcmp(buf, "scsi")) { | |
f60d39bc | 2074 | type = IF_SCSI; |
e4bcb14c TS |
2075 | max_devs = MAX_SCSI_DEVS; |
2076 | } else if (!strcmp(buf, "floppy")) { | |
f60d39bc | 2077 | type = IF_FLOPPY; |
e4bcb14c TS |
2078 | max_devs = 0; |
2079 | } else if (!strcmp(buf, "pflash")) { | |
f60d39bc | 2080 | type = IF_PFLASH; |
e4bcb14c TS |
2081 | max_devs = 0; |
2082 | } else if (!strcmp(buf, "mtd")) { | |
f60d39bc | 2083 | type = IF_MTD; |
e4bcb14c TS |
2084 | max_devs = 0; |
2085 | } else if (!strcmp(buf, "sd")) { | |
f60d39bc | 2086 | type = IF_SD; |
e4bcb14c | 2087 | max_devs = 0; |
6e02c38d AL |
2088 | } else if (!strcmp(buf, "virtio")) { |
2089 | type = IF_VIRTIO; | |
2090 | max_devs = 0; | |
62d23efa AL |
2091 | } else if (!strcmp(buf, "xen")) { |
2092 | type = IF_XEN; | |
2093 | max_devs = 0; | |
2094 | } else { | |
e4bcb14c TS |
2095 | fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf); |
2096 | return -1; | |
2097 | } | |
2098 | } | |
2099 | ||
2100 | if (get_param_value(buf, sizeof(buf), "index", str)) { | |
2101 | index = strtol(buf, NULL, 0); | |
2102 | if (index < 0) { | |
2103 | fprintf(stderr, "qemu: '%s' invalid index\n", str); | |
2104 | return -1; | |
2105 | } | |
2106 | } | |
2107 | ||
2108 | if (get_param_value(buf, sizeof(buf), "cyls", str)) { | |
2109 | cyls = strtol(buf, NULL, 0); | |
2110 | } | |
2111 | ||
2112 | if (get_param_value(buf, sizeof(buf), "heads", str)) { | |
2113 | heads = strtol(buf, NULL, 0); | |
2114 | } | |
2115 | ||
2116 | if (get_param_value(buf, sizeof(buf), "secs", str)) { | |
2117 | secs = strtol(buf, NULL, 0); | |
2118 | } | |
2119 | ||
2120 | if (cyls || heads || secs) { | |
2121 | if (cyls < 1 || cyls > 16383) { | |
2122 | fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str); | |
2123 | return -1; | |
2124 | } | |
2125 | if (heads < 1 || heads > 16) { | |
2126 | fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str); | |
2127 | return -1; | |
2128 | } | |
2129 | if (secs < 1 || secs > 63) { | |
2130 | fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str); | |
2131 | return -1; | |
2132 | } | |
2133 | } | |
2134 | ||
2135 | if (get_param_value(buf, sizeof(buf), "trans", str)) { | |
2136 | if (!cyls) { | |
2137 | fprintf(stderr, | |
2138 | "qemu: '%s' trans must be used with cyls,heads and secs\n", | |
2139 | str); | |
2140 | return -1; | |
2141 | } | |
2142 | if (!strcmp(buf, "none")) | |
2143 | translation = BIOS_ATA_TRANSLATION_NONE; | |
2144 | else if (!strcmp(buf, "lba")) | |
2145 | translation = BIOS_ATA_TRANSLATION_LBA; | |
2146 | else if (!strcmp(buf, "auto")) | |
2147 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2148 | else { | |
2149 | fprintf(stderr, "qemu: '%s' invalid translation type\n", str); | |
2150 | return -1; | |
2151 | } | |
2152 | } | |
2153 | ||
2154 | if (get_param_value(buf, sizeof(buf), "media", str)) { | |
2155 | if (!strcmp(buf, "disk")) { | |
2156 | media = MEDIA_DISK; | |
2157 | } else if (!strcmp(buf, "cdrom")) { | |
2158 | if (cyls || secs || heads) { | |
2159 | fprintf(stderr, | |
2160 | "qemu: '%s' invalid physical CHS format\n", str); | |
2161 | return -1; | |
2162 | } | |
2163 | media = MEDIA_CDROM; | |
2164 | } else { | |
2165 | fprintf(stderr, "qemu: '%s' invalid media\n", str); | |
2166 | return -1; | |
2167 | } | |
2168 | } | |
2169 | ||
2170 | if (get_param_value(buf, sizeof(buf), "snapshot", str)) { | |
2171 | if (!strcmp(buf, "on")) | |
2172 | snapshot = 1; | |
2173 | else if (!strcmp(buf, "off")) | |
2174 | snapshot = 0; | |
2175 | else { | |
2176 | fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str); | |
2177 | return -1; | |
2178 | } | |
2179 | } | |
2180 | ||
33f00271 | 2181 | if (get_param_value(buf, sizeof(buf), "cache", str)) { |
9f7965c7 | 2182 | if (!strcmp(buf, "off") || !strcmp(buf, "none")) |
33f00271 | 2183 | cache = 0; |
9f7965c7 | 2184 | else if (!strcmp(buf, "writethrough")) |
33f00271 | 2185 | cache = 1; |
9f7965c7 AL |
2186 | else if (!strcmp(buf, "writeback")) |
2187 | cache = 2; | |
33f00271 AZ |
2188 | else { |
2189 | fprintf(stderr, "qemu: invalid cache option\n"); | |
2190 | return -1; | |
2191 | } | |
2192 | } | |
2193 | ||
1e72d3b7 | 2194 | if (get_param_value(buf, sizeof(buf), "format", str)) { |
a1620fac AJ |
2195 | if (strcmp(buf, "?") == 0) { |
2196 | fprintf(stderr, "qemu: Supported formats:"); | |
2197 | bdrv_iterate_format(bdrv_format_print, NULL); | |
2198 | fprintf(stderr, "\n"); | |
2199 | return -1; | |
2200 | } | |
1e72d3b7 AJ |
2201 | drv = bdrv_find_format(buf); |
2202 | if (!drv) { | |
2203 | fprintf(stderr, "qemu: '%s' invalid format\n", buf); | |
2204 | return -1; | |
2205 | } | |
2206 | } | |
2207 | ||
609497ab AZ |
2208 | if (arg->file == NULL) |
2209 | get_param_value(file, sizeof(file), "file", str); | |
2210 | else | |
2211 | pstrcpy(file, sizeof(file), arg->file); | |
e4bcb14c | 2212 | |
fa879c64 AL |
2213 | if (!get_param_value(serial, sizeof(serial), "serial", str)) |
2214 | memset(serial, 0, sizeof(serial)); | |
2215 | ||
cdad4bd8 | 2216 | onerror = BLOCK_ERR_STOP_ENOSPC; |
428c5705 | 2217 | if (get_param_value(buf, sizeof(serial), "werror", str)) { |
869a5c6d | 2218 | if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO) { |
ea8a5d7f | 2219 | fprintf(stderr, "werror is no supported by this format\n"); |
428c5705 AL |
2220 | return -1; |
2221 | } | |
2222 | if (!strcmp(buf, "ignore")) | |
2223 | onerror = BLOCK_ERR_IGNORE; | |
2224 | else if (!strcmp(buf, "enospc")) | |
2225 | onerror = BLOCK_ERR_STOP_ENOSPC; | |
2226 | else if (!strcmp(buf, "stop")) | |
2227 | onerror = BLOCK_ERR_STOP_ANY; | |
2228 | else if (!strcmp(buf, "report")) | |
2229 | onerror = BLOCK_ERR_REPORT; | |
2230 | else { | |
2231 | fprintf(stderr, "qemu: '%s' invalid write error action\n", buf); | |
2232 | return -1; | |
2233 | } | |
2234 | } | |
2235 | ||
c2cc47a4 MA |
2236 | devaddr = NULL; |
2237 | if (get_param_value(buf, sizeof(buf), "addr", str)) { | |
2238 | if (type != IF_VIRTIO) { | |
2239 | fprintf(stderr, "addr is not supported by in '%s'\n", str); | |
2240 | return -1; | |
2241 | } | |
2242 | devaddr = strdup(buf); | |
2243 | } | |
2244 | ||
e4bcb14c TS |
2245 | /* compute bus and unit according index */ |
2246 | ||
2247 | if (index != -1) { | |
2248 | if (bus_id != 0 || unit_id != -1) { | |
2249 | fprintf(stderr, | |
2250 | "qemu: '%s' index cannot be used with bus and unit\n", str); | |
2251 | return -1; | |
2252 | } | |
2253 | if (max_devs == 0) | |
2254 | { | |
2255 | unit_id = index; | |
2256 | bus_id = 0; | |
2257 | } else { | |
2258 | unit_id = index % max_devs; | |
2259 | bus_id = index / max_devs; | |
2260 | } | |
2261 | } | |
2262 | ||
2263 | /* if user doesn't specify a unit_id, | |
2264 | * try to find the first free | |
2265 | */ | |
2266 | ||
2267 | if (unit_id == -1) { | |
2268 | unit_id = 0; | |
f60d39bc | 2269 | while (drive_get_index(type, bus_id, unit_id) != -1) { |
e4bcb14c TS |
2270 | unit_id++; |
2271 | if (max_devs && unit_id >= max_devs) { | |
2272 | unit_id -= max_devs; | |
2273 | bus_id++; | |
2274 | } | |
2275 | } | |
2276 | } | |
2277 | ||
2278 | /* check unit id */ | |
2279 | ||
2280 | if (max_devs && unit_id >= max_devs) { | |
2281 | fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n", | |
2282 | str, unit_id, max_devs - 1); | |
2283 | return -1; | |
2284 | } | |
2285 | ||
2286 | /* | |
2287 | * ignore multiple definitions | |
2288 | */ | |
2289 | ||
f60d39bc | 2290 | if (drive_get_index(type, bus_id, unit_id) != -1) |
4d73cd3b | 2291 | return -2; |
e4bcb14c TS |
2292 | |
2293 | /* init */ | |
2294 | ||
f60d39bc | 2295 | if (type == IF_IDE || type == IF_SCSI) |
c8522bdf | 2296 | mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; |
e6198a70 AZ |
2297 | if (max_devs) |
2298 | snprintf(buf, sizeof(buf), "%s%i%s%i", | |
2299 | devname, bus_id, mediastr, unit_id); | |
2300 | else | |
2301 | snprintf(buf, sizeof(buf), "%s%s%i", | |
2302 | devname, mediastr, unit_id); | |
e4bcb14c | 2303 | bdrv = bdrv_new(buf); |
7d5aca9e AL |
2304 | drives_table_idx = drive_get_free_idx(); |
2305 | drives_table[drives_table_idx].bdrv = bdrv; | |
c2cc47a4 | 2306 | drives_table[drives_table_idx].devaddr = devaddr; |
7d5aca9e AL |
2307 | drives_table[drives_table_idx].type = type; |
2308 | drives_table[drives_table_idx].bus = bus_id; | |
2309 | drives_table[drives_table_idx].unit = unit_id; | |
2310 | drives_table[drives_table_idx].onerror = onerror; | |
b01b1111 | 2311 | drives_table[drives_table_idx].drive_opt_idx = arg - drives_opt; |
e6a6dfe4 | 2312 | strncpy(drives_table[drives_table_idx].serial, serial, sizeof(serial)); |
e4bcb14c TS |
2313 | nb_drives++; |
2314 | ||
f60d39bc | 2315 | switch(type) { |
e4bcb14c TS |
2316 | case IF_IDE: |
2317 | case IF_SCSI: | |
62d23efa | 2318 | case IF_XEN: |
e4bcb14c TS |
2319 | switch(media) { |
2320 | case MEDIA_DISK: | |
2321 | if (cyls != 0) { | |
2322 | bdrv_set_geometry_hint(bdrv, cyls, heads, secs); | |
2323 | bdrv_set_translation_hint(bdrv, translation); | |
2324 | } | |
2325 | break; | |
2326 | case MEDIA_CDROM: | |
2327 | bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM); | |
2328 | break; | |
2329 | } | |
2330 | break; | |
2331 | case IF_SD: | |
2332 | /* FIXME: This isn't really a floppy, but it's a reasonable | |
2333 | approximation. */ | |
2334 | case IF_FLOPPY: | |
2335 | bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY); | |
2336 | break; | |
2337 | case IF_PFLASH: | |
2338 | case IF_MTD: | |
6e02c38d | 2339 | case IF_VIRTIO: |
e4bcb14c | 2340 | break; |
aae9460e PB |
2341 | case IF_COUNT: |
2342 | abort(); | |
e4bcb14c TS |
2343 | } |
2344 | if (!file[0]) | |
4d73cd3b | 2345 | return -2; |
33f00271 | 2346 | bdrv_flags = 0; |
9f7965c7 | 2347 | if (snapshot) { |
33f00271 | 2348 | bdrv_flags |= BDRV_O_SNAPSHOT; |
9f7965c7 AL |
2349 | cache = 2; /* always use write-back with snapshot */ |
2350 | } | |
2351 | if (cache == 0) /* no caching */ | |
2352 | bdrv_flags |= BDRV_O_NOCACHE; | |
2353 | else if (cache == 2) /* write-back */ | |
2354 | bdrv_flags |= BDRV_O_CACHE_WB; | |
c0f4ce77 | 2355 | if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0) { |
e4bcb14c TS |
2356 | fprintf(stderr, "qemu: could not open disk image %s\n", |
2357 | file); | |
2358 | return -1; | |
2359 | } | |
c0f4ce77 AL |
2360 | if (bdrv_key_required(bdrv)) |
2361 | autostart = 0; | |
4d73cd3b | 2362 | return drives_table_idx; |
e4bcb14c TS |
2363 | } |
2364 | ||
76e30d0f JK |
2365 | void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) |
2366 | { | |
2367 | boot_set_handler = func; | |
2368 | boot_set_opaque = opaque; | |
2369 | } | |
2370 | ||
2371 | int qemu_boot_set(const char *boot_devices) | |
2372 | { | |
2373 | if (!boot_set_handler) { | |
2374 | return -EINVAL; | |
2375 | } | |
2376 | return boot_set_handler(boot_set_opaque, boot_devices); | |
2377 | } | |
2378 | ||
ef3adf68 JK |
2379 | static int parse_bootdevices(char *devices) |
2380 | { | |
2381 | /* We just do some generic consistency checks */ | |
2382 | const char *p; | |
2383 | int bitmap = 0; | |
2384 | ||
2385 | for (p = devices; *p != '\0'; p++) { | |
2386 | /* Allowed boot devices are: | |
2387 | * a-b: floppy disk drives | |
2388 | * c-f: IDE disk drives | |
2389 | * g-m: machine implementation dependant drives | |
2390 | * n-p: network devices | |
2391 | * It's up to each machine implementation to check if the given boot | |
2392 | * devices match the actual hardware implementation and firmware | |
2393 | * features. | |
2394 | */ | |
2395 | if (*p < 'a' || *p > 'p') { | |
2396 | fprintf(stderr, "Invalid boot device '%c'\n", *p); | |
2397 | exit(1); | |
2398 | } | |
2399 | if (bitmap & (1 << (*p - 'a'))) { | |
2400 | fprintf(stderr, "Boot device '%c' was given twice\n", *p); | |
2401 | exit(1); | |
2402 | } | |
2403 | bitmap |= 1 << (*p - 'a'); | |
2404 | } | |
2405 | return bitmap; | |
2406 | } | |
2407 | ||
e0f084bf JK |
2408 | static void restore_boot_devices(void *opaque) |
2409 | { | |
2410 | char *standard_boot_devices = opaque; | |
2411 | ||
2412 | qemu_boot_set(standard_boot_devices); | |
2413 | ||
2414 | qemu_unregister_reset(restore_boot_devices, standard_boot_devices); | |
2415 | qemu_free(standard_boot_devices); | |
2416 | } | |
2417 | ||
268a362c AL |
2418 | static void numa_add(const char *optarg) |
2419 | { | |
2420 | char option[128]; | |
2421 | char *endptr; | |
2422 | unsigned long long value, endvalue; | |
2423 | int nodenr; | |
2424 | ||
2425 | optarg = get_opt_name(option, 128, optarg, ',') + 1; | |
2426 | if (!strcmp(option, "node")) { | |
2427 | if (get_param_value(option, 128, "nodeid", optarg) == 0) { | |
2428 | nodenr = nb_numa_nodes; | |
2429 | } else { | |
2430 | nodenr = strtoull(option, NULL, 10); | |
2431 | } | |
2432 | ||
2433 | if (get_param_value(option, 128, "mem", optarg) == 0) { | |
2434 | node_mem[nodenr] = 0; | |
2435 | } else { | |
2436 | value = strtoull(option, &endptr, 0); | |
2437 | switch (*endptr) { | |
2438 | case 0: case 'M': case 'm': | |
2439 | value <<= 20; | |
2440 | break; | |
2441 | case 'G': case 'g': | |
2442 | value <<= 30; | |
2443 | break; | |
2444 | } | |
2445 | node_mem[nodenr] = value; | |
2446 | } | |
2447 | if (get_param_value(option, 128, "cpus", optarg) == 0) { | |
2448 | node_cpumask[nodenr] = 0; | |
2449 | } else { | |
2450 | value = strtoull(option, &endptr, 10); | |
2451 | if (value >= 64) { | |
2452 | value = 63; | |
2453 | fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); | |
2454 | } else { | |
2455 | if (*endptr == '-') { | |
2456 | endvalue = strtoull(endptr+1, &endptr, 10); | |
2457 | if (endvalue >= 63) { | |
2458 | endvalue = 62; | |
2459 | fprintf(stderr, | |
2460 | "only 63 CPUs in NUMA mode supported.\n"); | |
2461 | } | |
2462 | value = (1 << (endvalue + 1)) - (1 << value); | |
2463 | } else { | |
2464 | value = 1 << value; | |
2465 | } | |
2466 | } | |
2467 | node_cpumask[nodenr] = value; | |
2468 | } | |
2469 | nb_numa_nodes++; | |
2470 | } | |
2471 | return; | |
2472 | } | |
2473 | ||
a594cfbf FB |
2474 | /***********************************************************/ |
2475 | /* USB devices */ | |
2476 | ||
0d92ed30 PB |
2477 | static USBPort *used_usb_ports; |
2478 | static USBPort *free_usb_ports; | |
2479 | ||
2480 | /* ??? Maybe change this to register a hub to keep track of the topology. */ | |
2481 | void qemu_register_usb_port(USBPort *port, void *opaque, int index, | |
2482 | usb_attachfn attach) | |
2483 | { | |
2484 | port->opaque = opaque; | |
2485 | port->index = index; | |
2486 | port->attach = attach; | |
2487 | port->next = free_usb_ports; | |
2488 | free_usb_ports = port; | |
2489 | } | |
2490 | ||
4b096fc9 AL |
2491 | int usb_device_add_dev(USBDevice *dev) |
2492 | { | |
2493 | USBPort *port; | |
2494 | ||
2495 | /* Find a USB port to add the device to. */ | |
2496 | port = free_usb_ports; | |
2497 | if (!port->next) { | |
2498 | USBDevice *hub; | |
2499 | ||
2500 | /* Create a new hub and chain it on. */ | |
2501 | free_usb_ports = NULL; | |
2502 | port->next = used_usb_ports; | |
2503 | used_usb_ports = port; | |
2504 | ||
2505 | hub = usb_hub_init(VM_USB_HUB_SIZE); | |
2506 | usb_attach(port, hub); | |
2507 | port = free_usb_ports; | |
2508 | } | |
2509 | ||
2510 | free_usb_ports = port->next; | |
2511 | port->next = used_usb_ports; | |
2512 | used_usb_ports = port; | |
2513 | usb_attach(port, dev); | |
2514 | return 0; | |
2515 | } | |
2516 | ||
bb5fc20f AL |
2517 | static void usb_msd_password_cb(void *opaque, int err) |
2518 | { | |
2519 | USBDevice *dev = opaque; | |
2520 | ||
2521 | if (!err) | |
2522 | usb_device_add_dev(dev); | |
2523 | else | |
2524 | dev->handle_destroy(dev); | |
2525 | } | |
2526 | ||
c0f4ce77 | 2527 | static int usb_device_add(const char *devname, int is_hotplug) |
a594cfbf FB |
2528 | { |
2529 | const char *p; | |
2530 | USBDevice *dev; | |
a594cfbf | 2531 | |
0d92ed30 | 2532 | if (!free_usb_ports) |
a594cfbf FB |
2533 | return -1; |
2534 | ||
2535 | if (strstart(devname, "host:", &p)) { | |
2536 | dev = usb_host_device_open(p); | |
a594cfbf FB |
2537 | } else if (!strcmp(devname, "mouse")) { |
2538 | dev = usb_mouse_init(); | |
09b26c5e | 2539 | } else if (!strcmp(devname, "tablet")) { |
47b2d338 AZ |
2540 | dev = usb_tablet_init(); |
2541 | } else if (!strcmp(devname, "keyboard")) { | |
2542 | dev = usb_keyboard_init(); | |
2e5d83bb | 2543 | } else if (strstart(devname, "disk:", &p)) { |
c0f4ce77 AL |
2544 | BlockDriverState *bs; |
2545 | ||
bb5fc20f | 2546 | dev = usb_msd_init(p); |
c0f4ce77 AL |
2547 | if (!dev) |
2548 | return -1; | |
bb5fc20f | 2549 | bs = usb_msd_get_bdrv(dev); |
c0f4ce77 AL |
2550 | if (bdrv_key_required(bs)) { |
2551 | autostart = 0; | |
bb5fc20f | 2552 | if (is_hotplug) { |
376253ec AL |
2553 | monitor_read_bdrv_key_start(cur_mon, bs, usb_msd_password_cb, |
2554 | dev); | |
bb5fc20f | 2555 | return 0; |
c0f4ce77 AL |
2556 | } |
2557 | } | |
f6d2a316 AZ |
2558 | } else if (!strcmp(devname, "wacom-tablet")) { |
2559 | dev = usb_wacom_init(); | |
a7954218 AZ |
2560 | } else if (strstart(devname, "serial:", &p)) { |
2561 | dev = usb_serial_init(p); | |
2e4d9fb1 AJ |
2562 | #ifdef CONFIG_BRLAPI |
2563 | } else if (!strcmp(devname, "braille")) { | |
2564 | dev = usb_baum_init(); | |
2565 | #endif | |
6c9f886c | 2566 | } else if (strstart(devname, "net:", &p)) { |
9ad97e65 | 2567 | int nic = nb_nics; |
6c9f886c | 2568 | |
10ae5a7a | 2569 | if (net_client_init(NULL, "nic", p) < 0) |
6c9f886c | 2570 | return -1; |
9ad97e65 AZ |
2571 | nd_table[nic].model = "usb"; |
2572 | dev = usb_net_init(&nd_table[nic]); | |
dc72ac14 AZ |
2573 | } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
2574 | dev = usb_bt_init(devname[2] ? hci_init(p) : | |
2575 | bt_new_hci(qemu_find_bt_vlan(0))); | |
a594cfbf FB |
2576 | } else { |
2577 | return -1; | |
2578 | } | |
0d92ed30 PB |
2579 | if (!dev) |
2580 | return -1; | |
2581 | ||
4b096fc9 | 2582 | return usb_device_add_dev(dev); |
a594cfbf FB |
2583 | } |
2584 | ||
1f3870ab | 2585 | int usb_device_del_addr(int bus_num, int addr) |
a594cfbf | 2586 | { |
0d92ed30 PB |
2587 | USBPort *port; |
2588 | USBPort **lastp; | |
059809e4 | 2589 | USBDevice *dev; |
a594cfbf | 2590 | |
0d92ed30 | 2591 | if (!used_usb_ports) |
a594cfbf FB |
2592 | return -1; |
2593 | ||
a594cfbf FB |
2594 | if (bus_num != 0) |
2595 | return -1; | |
0d92ed30 PB |
2596 | |
2597 | lastp = &used_usb_ports; | |
2598 | port = used_usb_ports; | |
2599 | while (port && port->dev->addr != addr) { | |
2600 | lastp = &port->next; | |
2601 | port = port->next; | |
a594cfbf | 2602 | } |
0d92ed30 PB |
2603 | |
2604 | if (!port) | |
a594cfbf | 2605 | return -1; |
0d92ed30 | 2606 | |
059809e4 | 2607 | dev = port->dev; |
0d92ed30 PB |
2608 | *lastp = port->next; |
2609 | usb_attach(port, NULL); | |
059809e4 | 2610 | dev->handle_destroy(dev); |
0d92ed30 PB |
2611 | port->next = free_usb_ports; |
2612 | free_usb_ports = port; | |
a594cfbf FB |
2613 | return 0; |
2614 | } | |
2615 | ||
1f3870ab AL |
2616 | static int usb_device_del(const char *devname) |
2617 | { | |
2618 | int bus_num, addr; | |
2619 | const char *p; | |
2620 | ||
5d0c5750 AL |
2621 | if (strstart(devname, "host:", &p)) |
2622 | return usb_host_device_close(p); | |
2623 | ||
1f3870ab AL |
2624 | if (!used_usb_ports) |
2625 | return -1; | |
2626 | ||
2627 | p = strchr(devname, '.'); | |
2628 | if (!p) | |
2629 | return -1; | |
2630 | bus_num = strtoul(devname, NULL, 0); | |
2631 | addr = strtoul(p + 1, NULL, 0); | |
2632 | ||
2633 | return usb_device_del_addr(bus_num, addr); | |
2634 | } | |
2635 | ||
376253ec | 2636 | void do_usb_add(Monitor *mon, const char *devname) |
a594cfbf | 2637 | { |
c0f4ce77 | 2638 | usb_device_add(devname, 1); |
a594cfbf FB |
2639 | } |
2640 | ||
376253ec | 2641 | void do_usb_del(Monitor *mon, const char *devname) |
a594cfbf | 2642 | { |
4b096fc9 | 2643 | usb_device_del(devname); |
a594cfbf FB |
2644 | } |
2645 | ||
376253ec | 2646 | void usb_info(Monitor *mon) |
a594cfbf FB |
2647 | { |
2648 | USBDevice *dev; | |
0d92ed30 | 2649 | USBPort *port; |
a594cfbf FB |
2650 | const char *speed_str; |
2651 | ||
0d92ed30 | 2652 | if (!usb_enabled) { |
376253ec | 2653 | monitor_printf(mon, "USB support not enabled\n"); |
a594cfbf FB |
2654 | return; |
2655 | } | |
2656 | ||
0d92ed30 PB |
2657 | for (port = used_usb_ports; port; port = port->next) { |
2658 | dev = port->dev; | |
2659 | if (!dev) | |
2660 | continue; | |
2661 | switch(dev->speed) { | |
5fafdf24 TS |
2662 | case USB_SPEED_LOW: |
2663 | speed_str = "1.5"; | |
0d92ed30 | 2664 | break; |
5fafdf24 TS |
2665 | case USB_SPEED_FULL: |
2666 | speed_str = "12"; | |
0d92ed30 | 2667 | break; |
5fafdf24 TS |
2668 | case USB_SPEED_HIGH: |
2669 | speed_str = "480"; | |
0d92ed30 PB |
2670 | break; |
2671 | default: | |
5fafdf24 | 2672 | speed_str = "?"; |
0d92ed30 | 2673 | break; |
a594cfbf | 2674 | } |
376253ec AL |
2675 | monitor_printf(mon, " Device %d.%d, Speed %s Mb/s, Product %s\n", |
2676 | 0, dev->addr, speed_str, dev->devname); | |
a594cfbf FB |
2677 | } |
2678 | } | |
2679 | ||
201a51fc AZ |
2680 | /***********************************************************/ |
2681 | /* PCMCIA/Cardbus */ | |
2682 | ||
2683 | static struct pcmcia_socket_entry_s { | |
bc24a225 | 2684 | PCMCIASocket *socket; |
201a51fc AZ |
2685 | struct pcmcia_socket_entry_s *next; |
2686 | } *pcmcia_sockets = 0; | |
2687 | ||
bc24a225 | 2688 | void pcmcia_socket_register(PCMCIASocket *socket) |
201a51fc AZ |
2689 | { |
2690 | struct pcmcia_socket_entry_s *entry; | |
2691 | ||
2692 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
2693 | entry->socket = socket; | |
2694 | entry->next = pcmcia_sockets; | |
2695 | pcmcia_sockets = entry; | |
2696 | } | |
2697 | ||
bc24a225 | 2698 | void pcmcia_socket_unregister(PCMCIASocket *socket) |
201a51fc AZ |
2699 | { |
2700 | struct pcmcia_socket_entry_s *entry, **ptr; | |
2701 | ||
2702 | ptr = &pcmcia_sockets; | |
2703 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
2704 | if (entry->socket == socket) { | |
2705 | *ptr = entry->next; | |
2706 | qemu_free(entry); | |
2707 | } | |
2708 | } | |
2709 | ||
376253ec | 2710 | void pcmcia_info(Monitor *mon) |
201a51fc AZ |
2711 | { |
2712 | struct pcmcia_socket_entry_s *iter; | |
376253ec | 2713 | |
201a51fc | 2714 | if (!pcmcia_sockets) |
376253ec | 2715 | monitor_printf(mon, "No PCMCIA sockets\n"); |
201a51fc AZ |
2716 | |
2717 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
376253ec AL |
2718 | monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, |
2719 | iter->socket->attached ? iter->socket->card_string : | |
2720 | "Empty"); | |
201a51fc AZ |
2721 | } |
2722 | ||
2ff89790 | 2723 | /***********************************************************/ |
3023f332 AL |
2724 | /* register display */ |
2725 | ||
7b5d76da AL |
2726 | struct DisplayAllocator default_allocator = { |
2727 | defaultallocator_create_displaysurface, | |
2728 | defaultallocator_resize_displaysurface, | |
2729 | defaultallocator_free_displaysurface | |
2730 | }; | |
2731 | ||
3023f332 AL |
2732 | void register_displaystate(DisplayState *ds) |
2733 | { | |
2734 | DisplayState **s; | |
2735 | s = &display_state; | |
2736 | while (*s != NULL) | |
2737 | s = &(*s)->next; | |
2738 | ds->next = NULL; | |
2739 | *s = ds; | |
2740 | } | |
2741 | ||
2742 | DisplayState *get_displaystate(void) | |
2743 | { | |
2744 | return display_state; | |
2745 | } | |
2746 | ||
7b5d76da AL |
2747 | DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da) |
2748 | { | |
2749 | if(ds->allocator == &default_allocator) ds->allocator = da; | |
2750 | return ds->allocator; | |
2751 | } | |
2752 | ||
2ff89790 TS |
2753 | /* dumb display */ |
2754 | ||
8f391ab4 | 2755 | static void dumb_display_init(void) |
2ff89790 | 2756 | { |
8f391ab4 | 2757 | DisplayState *ds = qemu_mallocz(sizeof(DisplayState)); |
7b5d76da AL |
2758 | ds->allocator = &default_allocator; |
2759 | ds->surface = qemu_create_displaysurface(ds, 640, 480); | |
8f391ab4 | 2760 | register_displaystate(ds); |
2ff89790 TS |
2761 | } |
2762 | ||
8a7ddc38 FB |
2763 | /***********************************************************/ |
2764 | /* I/O handling */ | |
0824d6fc | 2765 | |
c4b1fcc0 FB |
2766 | typedef struct IOHandlerRecord { |
2767 | int fd; | |
7c9d8e07 FB |
2768 | IOCanRWHandler *fd_read_poll; |
2769 | IOHandler *fd_read; | |
2770 | IOHandler *fd_write; | |
cafffd40 | 2771 | int deleted; |
c4b1fcc0 FB |
2772 | void *opaque; |
2773 | /* temporary data */ | |
2774 | struct pollfd *ufd; | |
8a7ddc38 | 2775 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
2776 | } IOHandlerRecord; |
2777 | ||
8a7ddc38 | 2778 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 2779 | |
7c9d8e07 FB |
2780 | /* XXX: fd_read_poll should be suppressed, but an API change is |
2781 | necessary in the character devices to suppress fd_can_read(). */ | |
5fafdf24 TS |
2782 | int qemu_set_fd_handler2(int fd, |
2783 | IOCanRWHandler *fd_read_poll, | |
2784 | IOHandler *fd_read, | |
2785 | IOHandler *fd_write, | |
7c9d8e07 | 2786 | void *opaque) |
c4b1fcc0 | 2787 | { |
7c9d8e07 | 2788 | IOHandlerRecord **pioh, *ioh; |
c4b1fcc0 | 2789 | |
7c9d8e07 FB |
2790 | if (!fd_read && !fd_write) { |
2791 | pioh = &first_io_handler; | |
2792 | for(;;) { | |
2793 | ioh = *pioh; | |
2794 | if (ioh == NULL) | |
2795 | break; | |
2796 | if (ioh->fd == fd) { | |
cafffd40 | 2797 | ioh->deleted = 1; |
7c9d8e07 FB |
2798 | break; |
2799 | } | |
2800 | pioh = &ioh->next; | |
2801 | } | |
2802 | } else { | |
2803 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
2804 | if (ioh->fd == fd) | |
2805 | goto found; | |
2806 | } | |
2807 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
7c9d8e07 FB |
2808 | ioh->next = first_io_handler; |
2809 | first_io_handler = ioh; | |
2810 | found: | |
2811 | ioh->fd = fd; | |
2812 | ioh->fd_read_poll = fd_read_poll; | |
2813 | ioh->fd_read = fd_read; | |
2814 | ioh->fd_write = fd_write; | |
2815 | ioh->opaque = opaque; | |
cafffd40 | 2816 | ioh->deleted = 0; |
7c9d8e07 | 2817 | } |
c4b1fcc0 FB |
2818 | return 0; |
2819 | } | |
2820 | ||
5fafdf24 TS |
2821 | int qemu_set_fd_handler(int fd, |
2822 | IOHandler *fd_read, | |
2823 | IOHandler *fd_write, | |
7c9d8e07 | 2824 | void *opaque) |
8a7ddc38 | 2825 | { |
7c9d8e07 | 2826 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
8a7ddc38 FB |
2827 | } |
2828 | ||
56f3a5d0 | 2829 | #ifdef _WIN32 |
f331110f FB |
2830 | /***********************************************************/ |
2831 | /* Polling handling */ | |
2832 | ||
2833 | typedef struct PollingEntry { | |
2834 | PollingFunc *func; | |
2835 | void *opaque; | |
2836 | struct PollingEntry *next; | |
2837 | } PollingEntry; | |
2838 | ||
2839 | static PollingEntry *first_polling_entry; | |
2840 | ||
2841 | int qemu_add_polling_cb(PollingFunc *func, void *opaque) | |
2842 | { | |
2843 | PollingEntry **ppe, *pe; | |
2844 | pe = qemu_mallocz(sizeof(PollingEntry)); | |
f331110f FB |
2845 | pe->func = func; |
2846 | pe->opaque = opaque; | |
2847 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); | |
2848 | *ppe = pe; | |
2849 | return 0; | |
2850 | } | |
2851 | ||
2852 | void qemu_del_polling_cb(PollingFunc *func, void *opaque) | |
2853 | { | |
2854 | PollingEntry **ppe, *pe; | |
2855 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { | |
2856 | pe = *ppe; | |
2857 | if (pe->func == func && pe->opaque == opaque) { | |
2858 | *ppe = pe->next; | |
2859 | qemu_free(pe); | |
2860 | break; | |
2861 | } | |
2862 | } | |
2863 | } | |
2864 | ||
a18e524a FB |
2865 | /***********************************************************/ |
2866 | /* Wait objects support */ | |
2867 | typedef struct WaitObjects { | |
2868 | int num; | |
2869 | HANDLE events[MAXIMUM_WAIT_OBJECTS + 1]; | |
2870 | WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1]; | |
2871 | void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; | |
2872 | } WaitObjects; | |
2873 | ||
2874 | static WaitObjects wait_objects = {0}; | |
3b46e624 | 2875 | |
a18e524a FB |
2876 | int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
2877 | { | |
2878 | WaitObjects *w = &wait_objects; | |
2879 | ||
2880 | if (w->num >= MAXIMUM_WAIT_OBJECTS) | |
2881 | return -1; | |
2882 | w->events[w->num] = handle; | |
2883 | w->func[w->num] = func; | |
2884 | w->opaque[w->num] = opaque; | |
2885 | w->num++; | |
2886 | return 0; | |
2887 | } | |
2888 | ||
2889 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
2890 | { | |
2891 | int i, found; | |
2892 | WaitObjects *w = &wait_objects; | |
2893 | ||
2894 | found = 0; | |
2895 | for (i = 0; i < w->num; i++) { | |
2896 | if (w->events[i] == handle) | |
2897 | found = 1; | |
2898 | if (found) { | |
2899 | w->events[i] = w->events[i + 1]; | |
2900 | w->func[i] = w->func[i + 1]; | |
2901 | w->opaque[i] = w->opaque[i + 1]; | |
3b46e624 | 2902 | } |
a18e524a FB |
2903 | } |
2904 | if (found) | |
2905 | w->num--; | |
2906 | } | |
2907 | #endif | |
2908 | ||
8a7ddc38 FB |
2909 | /***********************************************************/ |
2910 | /* ram save/restore */ | |
2911 | ||
8a7ddc38 FB |
2912 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
2913 | { | |
2914 | int v; | |
2915 | ||
2916 | v = qemu_get_byte(f); | |
2917 | switch(v) { | |
2918 | case 0: | |
2919 | if (qemu_get_buffer(f, buf, len) != len) | |
2920 | return -EIO; | |
2921 | break; | |
2922 | case 1: | |
2923 | v = qemu_get_byte(f); | |
2924 | memset(buf, v, len); | |
2925 | break; | |
2926 | default: | |
2927 | return -EINVAL; | |
2928 | } | |
871d2f07 AL |
2929 | |
2930 | if (qemu_file_has_error(f)) | |
2931 | return -EIO; | |
2932 | ||
8a7ddc38 FB |
2933 | return 0; |
2934 | } | |
2935 | ||
c88676f8 FB |
2936 | static int ram_load_v1(QEMUFile *f, void *opaque) |
2937 | { | |
00f82b8a AJ |
2938 | int ret; |
2939 | ram_addr_t i; | |
c88676f8 | 2940 | |
94a6b54f | 2941 | if (qemu_get_be32(f) != last_ram_offset) |
c88676f8 | 2942 | return -EINVAL; |
94a6b54f | 2943 | for(i = 0; i < last_ram_offset; i+= TARGET_PAGE_SIZE) { |
5579c7f3 | 2944 | ret = ram_get_page(f, qemu_get_ram_ptr(i), TARGET_PAGE_SIZE); |
c88676f8 FB |
2945 | if (ret) |
2946 | return ret; | |
2947 | } | |
2948 | return 0; | |
2949 | } | |
2950 | ||
2951 | #define BDRV_HASH_BLOCK_SIZE 1024 | |
2952 | #define IOBUF_SIZE 4096 | |
2953 | #define RAM_CBLOCK_MAGIC 0xfabe | |
2954 | ||
c88676f8 FB |
2955 | typedef struct RamDecompressState { |
2956 | z_stream zstream; | |
2957 | QEMUFile *f; | |
2958 | uint8_t buf[IOBUF_SIZE]; | |
2959 | } RamDecompressState; | |
2960 | ||
2961 | static int ram_decompress_open(RamDecompressState *s, QEMUFile *f) | |
2962 | { | |
2963 | int ret; | |
2964 | memset(s, 0, sizeof(*s)); | |
2965 | s->f = f; | |
2966 | ret = inflateInit(&s->zstream); | |
2967 | if (ret != Z_OK) | |
2968 | return -1; | |
2969 | return 0; | |
2970 | } | |
2971 | ||
2972 | static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len) | |
2973 | { | |
2974 | int ret, clen; | |
2975 | ||
2976 | s->zstream.avail_out = len; | |
2977 | s->zstream.next_out = buf; | |
2978 | while (s->zstream.avail_out > 0) { | |
2979 | if (s->zstream.avail_in == 0) { | |
2980 | if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC) | |
2981 | return -1; | |
2982 | clen = qemu_get_be16(s->f); | |
2983 | if (clen > IOBUF_SIZE) | |
2984 | return -1; | |
2985 | qemu_get_buffer(s->f, s->buf, clen); | |
2986 | s->zstream.avail_in = clen; | |
2987 | s->zstream.next_in = s->buf; | |
2988 | } | |
2989 | ret = inflate(&s->zstream, Z_PARTIAL_FLUSH); | |
2990 | if (ret != Z_OK && ret != Z_STREAM_END) { | |
2991 | return -1; | |
2992 | } | |
2993 | } | |
2994 | return 0; | |
2995 | } | |
2996 | ||
2997 | static void ram_decompress_close(RamDecompressState *s) | |
2998 | { | |
2999 | inflateEnd(&s->zstream); | |
3000 | } | |
3001 | ||
475e4277 AL |
3002 | #define RAM_SAVE_FLAG_FULL 0x01 |
3003 | #define RAM_SAVE_FLAG_COMPRESS 0x02 | |
3004 | #define RAM_SAVE_FLAG_MEM_SIZE 0x04 | |
3005 | #define RAM_SAVE_FLAG_PAGE 0x08 | |
3006 | #define RAM_SAVE_FLAG_EOS 0x10 | |
3007 | ||
3008 | static int is_dup_page(uint8_t *page, uint8_t ch) | |
8a7ddc38 | 3009 | { |
475e4277 AL |
3010 | uint32_t val = ch << 24 | ch << 16 | ch << 8 | ch; |
3011 | uint32_t *array = (uint32_t *)page; | |
3012 | int i; | |
3b46e624 | 3013 | |
475e4277 AL |
3014 | for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) { |
3015 | if (array[i] != val) | |
3016 | return 0; | |
3017 | } | |
3018 | ||
3019 | return 1; | |
3020 | } | |
3021 | ||
3022 | static int ram_save_block(QEMUFile *f) | |
3023 | { | |
3024 | static ram_addr_t current_addr = 0; | |
3025 | ram_addr_t saved_addr = current_addr; | |
3026 | ram_addr_t addr = 0; | |
3027 | int found = 0; | |
3028 | ||
94a6b54f | 3029 | while (addr < last_ram_offset) { |
475e4277 | 3030 | if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) { |
5579c7f3 | 3031 | uint8_t *p; |
475e4277 AL |
3032 | |
3033 | cpu_physical_memory_reset_dirty(current_addr, | |
3034 | current_addr + TARGET_PAGE_SIZE, | |
3035 | MIGRATION_DIRTY_FLAG); | |
3036 | ||
5579c7f3 | 3037 | p = qemu_get_ram_ptr(current_addr); |
475e4277 | 3038 | |
5579c7f3 | 3039 | if (is_dup_page(p, *p)) { |
475e4277 | 3040 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_COMPRESS); |
5579c7f3 | 3041 | qemu_put_byte(f, *p); |
475e4277 AL |
3042 | } else { |
3043 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_PAGE); | |
5579c7f3 | 3044 | qemu_put_buffer(f, p, TARGET_PAGE_SIZE); |
c88676f8 | 3045 | } |
475e4277 AL |
3046 | |
3047 | found = 1; | |
3048 | break; | |
c88676f8 | 3049 | } |
475e4277 | 3050 | addr += TARGET_PAGE_SIZE; |
94a6b54f | 3051 | current_addr = (saved_addr + addr) % last_ram_offset; |
8a7ddc38 | 3052 | } |
475e4277 AL |
3053 | |
3054 | return found; | |
8a7ddc38 FB |
3055 | } |
3056 | ||
9f9e28cd | 3057 | static uint64_t bytes_transferred = 0; |
475e4277 AL |
3058 | |
3059 | static ram_addr_t ram_save_remaining(void) | |
3060 | { | |
3061 | ram_addr_t addr; | |
3062 | ram_addr_t count = 0; | |
3063 | ||
94a6b54f | 3064 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3065 | if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3066 | count++; | |
3067 | } | |
3068 | ||
3069 | return count; | |
3070 | } | |
3071 | ||
9f9e28cd GC |
3072 | uint64_t ram_bytes_remaining(void) |
3073 | { | |
3074 | return ram_save_remaining() * TARGET_PAGE_SIZE; | |
3075 | } | |
3076 | ||
3077 | uint64_t ram_bytes_transferred(void) | |
3078 | { | |
3079 | return bytes_transferred; | |
3080 | } | |
3081 | ||
3082 | uint64_t ram_bytes_total(void) | |
3083 | { | |
3084 | return last_ram_offset; | |
3085 | } | |
3086 | ||
475e4277 AL |
3087 | static int ram_save_live(QEMUFile *f, int stage, void *opaque) |
3088 | { | |
3089 | ram_addr_t addr; | |
a0a3fd60 GC |
3090 | uint64_t bytes_transferred_last; |
3091 | double bwidth = 0; | |
3092 | uint64_t expected_time = 0; | |
475e4277 | 3093 | |
9fa06385 | 3094 | if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) { |
b0a46a33 JK |
3095 | qemu_file_set_error(f); |
3096 | return 0; | |
3097 | } | |
3098 | ||
475e4277 AL |
3099 | if (stage == 1) { |
3100 | /* Make sure all dirty bits are set */ | |
94a6b54f | 3101 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3102 | if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3103 | cpu_physical_memory_set_dirty(addr); | |
3104 | } | |
b0a46a33 | 3105 | |
475e4277 AL |
3106 | /* Enable dirty memory tracking */ |
3107 | cpu_physical_memory_set_dirty_tracking(1); | |
3108 | ||
94a6b54f | 3109 | qemu_put_be64(f, last_ram_offset | RAM_SAVE_FLAG_MEM_SIZE); |
475e4277 AL |
3110 | } |
3111 | ||
a0a3fd60 GC |
3112 | bytes_transferred_last = bytes_transferred; |
3113 | bwidth = get_clock(); | |
3114 | ||
475e4277 AL |
3115 | while (!qemu_file_rate_limit(f)) { |
3116 | int ret; | |
3117 | ||
3118 | ret = ram_save_block(f); | |
9f9e28cd | 3119 | bytes_transferred += ret * TARGET_PAGE_SIZE; |
475e4277 AL |
3120 | if (ret == 0) /* no more blocks */ |
3121 | break; | |
3122 | } | |
3123 | ||
a0a3fd60 GC |
3124 | bwidth = get_clock() - bwidth; |
3125 | bwidth = (bytes_transferred - bytes_transferred_last) / bwidth; | |
3126 | ||
3127 | /* if we haven't transferred anything this round, force expected_time to a | |
3128 | * a very high value, but without crashing */ | |
3129 | if (bwidth == 0) | |
3130 | bwidth = 0.000001; | |
3131 | ||
475e4277 AL |
3132 | /* try transferring iterative blocks of memory */ |
3133 | ||
3134 | if (stage == 3) { | |
475e4277 AL |
3135 | |
3136 | /* flush all remaining blocks regardless of rate limiting */ | |
9f9e28cd GC |
3137 | while (ram_save_block(f) != 0) { |
3138 | bytes_transferred += TARGET_PAGE_SIZE; | |
3139 | } | |
8215e914 | 3140 | cpu_physical_memory_set_dirty_tracking(0); |
475e4277 AL |
3141 | } |
3142 | ||
3143 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); | |
3144 | ||
a0a3fd60 GC |
3145 | expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth; |
3146 | ||
3147 | return (stage == 2) && (expected_time <= migrate_max_downtime()); | |
475e4277 AL |
3148 | } |
3149 | ||
3150 | static int ram_load_dead(QEMUFile *f, void *opaque) | |
8a7ddc38 | 3151 | { |
c88676f8 FB |
3152 | RamDecompressState s1, *s = &s1; |
3153 | uint8_t buf[10]; | |
00f82b8a | 3154 | ram_addr_t i; |
8a7ddc38 | 3155 | |
c88676f8 FB |
3156 | if (ram_decompress_open(s, f) < 0) |
3157 | return -EINVAL; | |
94a6b54f | 3158 | for(i = 0; i < last_ram_offset; i+= BDRV_HASH_BLOCK_SIZE) { |
c88676f8 FB |
3159 | if (ram_decompress_buf(s, buf, 1) < 0) { |
3160 | fprintf(stderr, "Error while reading ram block header\n"); | |
3161 | goto error; | |
3162 | } | |
3163 | if (buf[0] == 0) { | |
5579c7f3 PB |
3164 | if (ram_decompress_buf(s, qemu_get_ram_ptr(i), |
3165 | BDRV_HASH_BLOCK_SIZE) < 0) { | |
00f82b8a | 3166 | fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i); |
c88676f8 FB |
3167 | goto error; |
3168 | } | |
475e4277 | 3169 | } else { |
c88676f8 FB |
3170 | error: |
3171 | printf("Error block header\n"); | |
3172 | return -EINVAL; | |
3173 | } | |
8a7ddc38 | 3174 | } |
c88676f8 | 3175 | ram_decompress_close(s); |
475e4277 AL |
3176 | |
3177 | return 0; | |
3178 | } | |
3179 | ||
3180 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
3181 | { | |
3182 | ram_addr_t addr; | |
3183 | int flags; | |
3184 | ||
3185 | if (version_id == 1) | |
3186 | return ram_load_v1(f, opaque); | |
3187 | ||
3188 | if (version_id == 2) { | |
94a6b54f | 3189 | if (qemu_get_be32(f) != last_ram_offset) |
475e4277 AL |
3190 | return -EINVAL; |
3191 | return ram_load_dead(f, opaque); | |
3192 | } | |
3193 | ||
3194 | if (version_id != 3) | |
3195 | return -EINVAL; | |
3196 | ||
3197 | do { | |
3198 | addr = qemu_get_be64(f); | |
3199 | ||
3200 | flags = addr & ~TARGET_PAGE_MASK; | |
3201 | addr &= TARGET_PAGE_MASK; | |
3202 | ||
3203 | if (flags & RAM_SAVE_FLAG_MEM_SIZE) { | |
94a6b54f | 3204 | if (addr != last_ram_offset) |
475e4277 AL |
3205 | return -EINVAL; |
3206 | } | |
3207 | ||
3208 | if (flags & RAM_SAVE_FLAG_FULL) { | |
3209 | if (ram_load_dead(f, opaque) < 0) | |
3210 | return -EINVAL; | |
3211 | } | |
3212 | ||
3213 | if (flags & RAM_SAVE_FLAG_COMPRESS) { | |
3214 | uint8_t ch = qemu_get_byte(f); | |
779c6bef AL |
3215 | memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE); |
3216 | #ifndef _WIN32 | |
30868442 AL |
3217 | if (ch == 0 && |
3218 | (!kvm_enabled() || kvm_has_sync_mmu())) { | |
3219 | madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE, MADV_DONTNEED); | |
779c6bef | 3220 | } |
30868442 | 3221 | #endif |
475e4277 | 3222 | } else if (flags & RAM_SAVE_FLAG_PAGE) |
5579c7f3 | 3223 | qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE); |
475e4277 AL |
3224 | } while (!(flags & RAM_SAVE_FLAG_EOS)); |
3225 | ||
8a7ddc38 FB |
3226 | return 0; |
3227 | } | |
3228 | ||
9e472e10 AL |
3229 | void qemu_service_io(void) |
3230 | { | |
d9f75a4e | 3231 | qemu_notify_event(); |
9e472e10 AL |
3232 | } |
3233 | ||
83f64091 FB |
3234 | /***********************************************************/ |
3235 | /* bottom halves (can be seen as timers which expire ASAP) */ | |
3236 | ||
3237 | struct QEMUBH { | |
3238 | QEMUBHFunc *cb; | |
3239 | void *opaque; | |
3240 | int scheduled; | |
1b435b10 AL |
3241 | int idle; |
3242 | int deleted; | |
83f64091 FB |
3243 | QEMUBH *next; |
3244 | }; | |
3245 | ||
3246 | static QEMUBH *first_bh = NULL; | |
3247 | ||
3248 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque) | |
3249 | { | |
3250 | QEMUBH *bh; | |
3251 | bh = qemu_mallocz(sizeof(QEMUBH)); | |
83f64091 FB |
3252 | bh->cb = cb; |
3253 | bh->opaque = opaque; | |
1b435b10 AL |
3254 | bh->next = first_bh; |
3255 | first_bh = bh; | |
83f64091 FB |
3256 | return bh; |
3257 | } | |
3258 | ||
6eb5733a | 3259 | int qemu_bh_poll(void) |
83f64091 | 3260 | { |
1b435b10 | 3261 | QEMUBH *bh, **bhp; |
6eb5733a | 3262 | int ret; |
83f64091 | 3263 | |
6eb5733a | 3264 | ret = 0; |
1b435b10 AL |
3265 | for (bh = first_bh; bh; bh = bh->next) { |
3266 | if (!bh->deleted && bh->scheduled) { | |
3267 | bh->scheduled = 0; | |
3268 | if (!bh->idle) | |
3269 | ret = 1; | |
3270 | bh->idle = 0; | |
3271 | bh->cb(bh->opaque); | |
3272 | } | |
83f64091 | 3273 | } |
1b435b10 AL |
3274 | |
3275 | /* remove deleted bhs */ | |
3276 | bhp = &first_bh; | |
3277 | while (*bhp) { | |
3278 | bh = *bhp; | |
3279 | if (bh->deleted) { | |
3280 | *bhp = bh->next; | |
3281 | qemu_free(bh); | |
3282 | } else | |
3283 | bhp = &bh->next; | |
3284 | } | |
3285 | ||
6eb5733a | 3286 | return ret; |
83f64091 FB |
3287 | } |
3288 | ||
1b435b10 AL |
3289 | void qemu_bh_schedule_idle(QEMUBH *bh) |
3290 | { | |
3291 | if (bh->scheduled) | |
3292 | return; | |
3293 | bh->scheduled = 1; | |
3294 | bh->idle = 1; | |
3295 | } | |
3296 | ||
83f64091 FB |
3297 | void qemu_bh_schedule(QEMUBH *bh) |
3298 | { | |
83f64091 FB |
3299 | if (bh->scheduled) |
3300 | return; | |
3301 | bh->scheduled = 1; | |
1b435b10 | 3302 | bh->idle = 0; |
83f64091 | 3303 | /* stop the currently executing CPU to execute the BH ASAP */ |
d9f75a4e | 3304 | qemu_notify_event(); |
83f64091 FB |
3305 | } |
3306 | ||
3307 | void qemu_bh_cancel(QEMUBH *bh) | |
3308 | { | |
1b435b10 | 3309 | bh->scheduled = 0; |
83f64091 FB |
3310 | } |
3311 | ||
3312 | void qemu_bh_delete(QEMUBH *bh) | |
3313 | { | |
1b435b10 AL |
3314 | bh->scheduled = 0; |
3315 | bh->deleted = 1; | |
83f64091 FB |
3316 | } |
3317 | ||
56f3a5d0 AL |
3318 | static void qemu_bh_update_timeout(int *timeout) |
3319 | { | |
3320 | QEMUBH *bh; | |
3321 | ||
3322 | for (bh = first_bh; bh; bh = bh->next) { | |
3323 | if (!bh->deleted && bh->scheduled) { | |
3324 | if (bh->idle) { | |
3325 | /* idle bottom halves will be polled at least | |
3326 | * every 10ms */ | |
3327 | *timeout = MIN(10, *timeout); | |
3328 | } else { | |
3329 | /* non-idle bottom halves will be executed | |
3330 | * immediately */ | |
3331 | *timeout = 0; | |
3332 | break; | |
3333 | } | |
3334 | } | |
3335 | } | |
3336 | } | |
3337 | ||
cc1daa40 FB |
3338 | /***********************************************************/ |
3339 | /* machine registration */ | |
3340 | ||
bdaf78e0 | 3341 | static QEMUMachine *first_machine = NULL; |
6f338c34 | 3342 | QEMUMachine *current_machine = NULL; |
cc1daa40 FB |
3343 | |
3344 | int qemu_register_machine(QEMUMachine *m) | |
3345 | { | |
3346 | QEMUMachine **pm; | |
3347 | pm = &first_machine; | |
3348 | while (*pm != NULL) | |
3349 | pm = &(*pm)->next; | |
3350 | m->next = NULL; | |
3351 | *pm = m; | |
3352 | return 0; | |
3353 | } | |
3354 | ||
9596ebb7 | 3355 | static QEMUMachine *find_machine(const char *name) |
cc1daa40 FB |
3356 | { |
3357 | QEMUMachine *m; | |
3358 | ||
3359 | for(m = first_machine; m != NULL; m = m->next) { | |
3360 | if (!strcmp(m->name, name)) | |
3361 | return m; | |
9fc1babd MM |
3362 | if (m->alias && !strcmp(m->alias, name)) |
3363 | return m; | |
cc1daa40 FB |
3364 | } |
3365 | return NULL; | |
3366 | } | |
3367 | ||
0c257437 AL |
3368 | static QEMUMachine *find_default_machine(void) |
3369 | { | |
3370 | QEMUMachine *m; | |
3371 | ||
3372 | for(m = first_machine; m != NULL; m = m->next) { | |
3373 | if (m->is_default) { | |
3374 | return m; | |
3375 | } | |
3376 | } | |
3377 | return NULL; | |
3378 | } | |
3379 | ||
8a7ddc38 FB |
3380 | /***********************************************************/ |
3381 | /* main execution loop */ | |
3382 | ||
9596ebb7 | 3383 | static void gui_update(void *opaque) |
8a7ddc38 | 3384 | { |
7d957bd8 | 3385 | uint64_t interval = GUI_REFRESH_INTERVAL; |
740733bb | 3386 | DisplayState *ds = opaque; |
7d957bd8 AL |
3387 | DisplayChangeListener *dcl = ds->listeners; |
3388 | ||
3389 | dpy_refresh(ds); | |
3390 | ||
3391 | while (dcl != NULL) { | |
3392 | if (dcl->gui_timer_interval && | |
3393 | dcl->gui_timer_interval < interval) | |
3394 | interval = dcl->gui_timer_interval; | |
3395 | dcl = dcl->next; | |
3396 | } | |
3397 | qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); | |
8a7ddc38 FB |
3398 | } |
3399 | ||
9043b62d BS |
3400 | static void nographic_update(void *opaque) |
3401 | { | |
3402 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
3403 | ||
3404 | qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); | |
3405 | } | |
3406 | ||
0bd48850 FB |
3407 | struct vm_change_state_entry { |
3408 | VMChangeStateHandler *cb; | |
3409 | void *opaque; | |
3410 | LIST_ENTRY (vm_change_state_entry) entries; | |
3411 | }; | |
3412 | ||
3413 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
3414 | ||
3415 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
3416 | void *opaque) | |
3417 | { | |
3418 | VMChangeStateEntry *e; | |
3419 | ||
3420 | e = qemu_mallocz(sizeof (*e)); | |
0bd48850 FB |
3421 | |
3422 | e->cb = cb; | |
3423 | e->opaque = opaque; | |
3424 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
3425 | return e; | |
3426 | } | |
3427 | ||
3428 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
3429 | { | |
3430 | LIST_REMOVE (e, entries); | |
3431 | qemu_free (e); | |
3432 | } | |
3433 | ||
9781e040 | 3434 | static void vm_state_notify(int running, int reason) |
0bd48850 FB |
3435 | { |
3436 | VMChangeStateEntry *e; | |
3437 | ||
3438 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
9781e040 | 3439 | e->cb(e->opaque, running, reason); |
0bd48850 FB |
3440 | } |
3441 | } | |
3442 | ||
d6dc3d42 AL |
3443 | static void resume_all_vcpus(void); |
3444 | static void pause_all_vcpus(void); | |
3445 | ||
8a7ddc38 FB |
3446 | void vm_start(void) |
3447 | { | |
3448 | if (!vm_running) { | |
3449 | cpu_enable_ticks(); | |
3450 | vm_running = 1; | |
9781e040 | 3451 | vm_state_notify(1, 0); |
efe75411 | 3452 | qemu_rearm_alarm_timer(alarm_timer); |
d6dc3d42 | 3453 | resume_all_vcpus(); |
8a7ddc38 FB |
3454 | } |
3455 | } | |
3456 | ||
bb0c6722 FB |
3457 | /* reset/shutdown handler */ |
3458 | ||
3459 | typedef struct QEMUResetEntry { | |
55ddfe8e | 3460 | TAILQ_ENTRY(QEMUResetEntry) entry; |
bb0c6722 FB |
3461 | QEMUResetHandler *func; |
3462 | void *opaque; | |
bb0c6722 FB |
3463 | } QEMUResetEntry; |
3464 | ||
55ddfe8e JK |
3465 | static TAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers = |
3466 | TAILQ_HEAD_INITIALIZER(reset_handlers); | |
bb0c6722 FB |
3467 | static int reset_requested; |
3468 | static int shutdown_requested; | |
3475187d | 3469 | static int powerdown_requested; |
e568902a | 3470 | static int debug_requested; |
6e29f5da | 3471 | static int vmstop_requested; |
bb0c6722 | 3472 | |
cf7a2fe2 AJ |
3473 | int qemu_shutdown_requested(void) |
3474 | { | |
3475 | int r = shutdown_requested; | |
3476 | shutdown_requested = 0; | |
3477 | return r; | |
3478 | } | |
3479 | ||
3480 | int qemu_reset_requested(void) | |
3481 | { | |
3482 | int r = reset_requested; | |
3483 | reset_requested = 0; | |
3484 | return r; | |
3485 | } | |
3486 | ||
3487 | int qemu_powerdown_requested(void) | |
3488 | { | |
3489 | int r = powerdown_requested; | |
3490 | powerdown_requested = 0; | |
3491 | return r; | |
3492 | } | |
3493 | ||
e568902a AL |
3494 | static int qemu_debug_requested(void) |
3495 | { | |
3496 | int r = debug_requested; | |
3497 | debug_requested = 0; | |
3498 | return r; | |
3499 | } | |
3500 | ||
6e29f5da AL |
3501 | static int qemu_vmstop_requested(void) |
3502 | { | |
3503 | int r = vmstop_requested; | |
3504 | vmstop_requested = 0; | |
3505 | return r; | |
3506 | } | |
3507 | ||
3508 | static void do_vm_stop(int reason) | |
3509 | { | |
3510 | if (vm_running) { | |
3511 | cpu_disable_ticks(); | |
3512 | vm_running = 0; | |
d6dc3d42 | 3513 | pause_all_vcpus(); |
6e29f5da AL |
3514 | vm_state_notify(0, reason); |
3515 | } | |
3516 | } | |
3517 | ||
a08d4367 | 3518 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
bb0c6722 | 3519 | { |
55ddfe8e | 3520 | QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry)); |
bb0c6722 | 3521 | |
bb0c6722 FB |
3522 | re->func = func; |
3523 | re->opaque = opaque; | |
55ddfe8e | 3524 | TAILQ_INSERT_TAIL(&reset_handlers, re, entry); |
bb0c6722 FB |
3525 | } |
3526 | ||
dda9b29f | 3527 | void qemu_unregister_reset(QEMUResetHandler *func, void *opaque) |
bb0c6722 FB |
3528 | { |
3529 | QEMUResetEntry *re; | |
3530 | ||
55ddfe8e | 3531 | TAILQ_FOREACH(re, &reset_handlers, entry) { |
dda9b29f JK |
3532 | if (re->func == func && re->opaque == opaque) { |
3533 | TAILQ_REMOVE(&reset_handlers, re, entry); | |
3534 | qemu_free(re); | |
3535 | return; | |
3536 | } | |
3537 | } | |
3538 | } | |
3539 | ||
3540 | void qemu_system_reset(void) | |
3541 | { | |
3542 | QEMUResetEntry *re, *nre; | |
3543 | ||
3544 | /* reset all devices */ | |
3545 | TAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) { | |
bb0c6722 FB |
3546 | re->func(re->opaque); |
3547 | } | |
3548 | } | |
3549 | ||
3550 | void qemu_system_reset_request(void) | |
3551 | { | |
d1beab82 FB |
3552 | if (no_reboot) { |
3553 | shutdown_requested = 1; | |
3554 | } else { | |
3555 | reset_requested = 1; | |
3556 | } | |
d9f75a4e | 3557 | qemu_notify_event(); |
bb0c6722 FB |
3558 | } |
3559 | ||
3560 | void qemu_system_shutdown_request(void) | |
3561 | { | |
3562 | shutdown_requested = 1; | |
d9f75a4e | 3563 | qemu_notify_event(); |
bb0c6722 FB |
3564 | } |
3565 | ||
3475187d FB |
3566 | void qemu_system_powerdown_request(void) |
3567 | { | |
3568 | powerdown_requested = 1; | |
d9f75a4e AL |
3569 | qemu_notify_event(); |
3570 | } | |
3571 | ||
d6dc3d42 AL |
3572 | #ifdef CONFIG_IOTHREAD |
3573 | static void qemu_system_vmstop_request(int reason) | |
d9f75a4e | 3574 | { |
d6dc3d42 AL |
3575 | vmstop_requested = reason; |
3576 | qemu_notify_event(); | |
bb0c6722 | 3577 | } |
d6dc3d42 | 3578 | #endif |
bb0c6722 | 3579 | |
50317c7f AL |
3580 | #ifndef _WIN32 |
3581 | static int io_thread_fd = -1; | |
3582 | ||
3583 | static void qemu_event_increment(void) | |
3fcf7b6b | 3584 | { |
50317c7f AL |
3585 | static const char byte = 0; |
3586 | ||
3587 | if (io_thread_fd == -1) | |
3588 | return; | |
3589 | ||
3590 | write(io_thread_fd, &byte, sizeof(byte)); | |
3591 | } | |
3592 | ||
3593 | static void qemu_event_read(void *opaque) | |
3594 | { | |
3595 | int fd = (unsigned long)opaque; | |
3596 | ssize_t len; | |
3597 | ||
3598 | /* Drain the notify pipe */ | |
3599 | do { | |
3600 | char buffer[512]; | |
3601 | len = read(fd, buffer, sizeof(buffer)); | |
3602 | } while ((len == -1 && errno == EINTR) || len > 0); | |
3603 | } | |
3604 | ||
3605 | static int qemu_event_init(void) | |
3606 | { | |
3607 | int err; | |
3608 | int fds[2]; | |
3609 | ||
3610 | err = pipe(fds); | |
3611 | if (err == -1) | |
3612 | return -errno; | |
3613 | ||
3614 | err = fcntl_setfl(fds[0], O_NONBLOCK); | |
3615 | if (err < 0) | |
3616 | goto fail; | |
3617 | ||
3618 | err = fcntl_setfl(fds[1], O_NONBLOCK); | |
3619 | if (err < 0) | |
3620 | goto fail; | |
3621 | ||
3622 | qemu_set_fd_handler2(fds[0], NULL, qemu_event_read, NULL, | |
3623 | (void *)(unsigned long)fds[0]); | |
3624 | ||
3625 | io_thread_fd = fds[1]; | |
a7e21219 JK |
3626 | return 0; |
3627 | ||
50317c7f AL |
3628 | fail: |
3629 | close(fds[0]); | |
3630 | close(fds[1]); | |
3631 | return err; | |
3632 | } | |
3633 | #else | |
3634 | HANDLE qemu_event_handle; | |
3635 | ||
3636 | static void dummy_event_handler(void *opaque) | |
3637 | { | |
3638 | } | |
3639 | ||
3640 | static int qemu_event_init(void) | |
3641 | { | |
3642 | qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL); | |
3643 | if (!qemu_event_handle) { | |
3644 | perror("Failed CreateEvent"); | |
3645 | return -1; | |
3646 | } | |
3647 | qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL); | |
3fcf7b6b AL |
3648 | return 0; |
3649 | } | |
3650 | ||
50317c7f AL |
3651 | static void qemu_event_increment(void) |
3652 | { | |
3653 | SetEvent(qemu_event_handle); | |
3654 | } | |
3655 | #endif | |
3656 | ||
d6dc3d42 AL |
3657 | static int cpu_can_run(CPUState *env) |
3658 | { | |
3659 | if (env->stop) | |
3660 | return 0; | |
3661 | if (env->stopped) | |
3662 | return 0; | |
3663 | return 1; | |
3664 | } | |
3665 | ||
3666 | #ifndef CONFIG_IOTHREAD | |
50317c7f AL |
3667 | static int qemu_init_main_loop(void) |
3668 | { | |
3669 | return qemu_event_init(); | |
3670 | } | |
3671 | ||
0bf46a40 AL |
3672 | void qemu_init_vcpu(void *_env) |
3673 | { | |
3674 | CPUState *env = _env; | |
3675 | ||
3676 | if (kvm_enabled()) | |
3677 | kvm_init_vcpu(env); | |
3678 | return; | |
3679 | } | |
3680 | ||
8edac960 AL |
3681 | int qemu_cpu_self(void *env) |
3682 | { | |
3683 | return 1; | |
3684 | } | |
3685 | ||
d6dc3d42 AL |
3686 | static void resume_all_vcpus(void) |
3687 | { | |
3688 | } | |
3689 | ||
3690 | static void pause_all_vcpus(void) | |
3691 | { | |
3692 | } | |
3693 | ||
8edac960 AL |
3694 | void qemu_cpu_kick(void *env) |
3695 | { | |
3696 | return; | |
3697 | } | |
3698 | ||
d6dc3d42 AL |
3699 | void qemu_notify_event(void) |
3700 | { | |
3701 | CPUState *env = cpu_single_env; | |
3702 | ||
3703 | if (env) { | |
3704 | cpu_exit(env); | |
3705 | #ifdef USE_KQEMU | |
3706 | if (env->kqemu_enabled) | |
3707 | kqemu_cpu_interrupt(env); | |
3708 | #endif | |
3709 | } | |
3710 | } | |
3711 | ||
4870852c AL |
3712 | #define qemu_mutex_lock_iothread() do { } while (0) |
3713 | #define qemu_mutex_unlock_iothread() do { } while (0) | |
3714 | ||
6e29f5da AL |
3715 | void vm_stop(int reason) |
3716 | { | |
3717 | do_vm_stop(reason); | |
3718 | } | |
3719 | ||
d6dc3d42 AL |
3720 | #else /* CONFIG_IOTHREAD */ |
3721 | ||
3722 | #include "qemu-thread.h" | |
3723 | ||
3724 | QemuMutex qemu_global_mutex; | |
3725 | static QemuMutex qemu_fair_mutex; | |
3726 | ||
3727 | static QemuThread io_thread; | |
3728 | ||
3729 | static QemuThread *tcg_cpu_thread; | |
3730 | static QemuCond *tcg_halt_cond; | |
3731 | ||
3732 | static int qemu_system_ready; | |
3733 | /* cpu creation */ | |
3734 | static QemuCond qemu_cpu_cond; | |
3735 | /* system init */ | |
3736 | static QemuCond qemu_system_cond; | |
3737 | static QemuCond qemu_pause_cond; | |
3738 | ||
3739 | static void block_io_signals(void); | |
3740 | static void unblock_io_signals(void); | |
3741 | static int tcg_has_work(void); | |
3742 | ||
3743 | static int qemu_init_main_loop(void) | |
3744 | { | |
3745 | int ret; | |
3746 | ||
3747 | ret = qemu_event_init(); | |
3748 | if (ret) | |
3749 | return ret; | |
3750 | ||
3751 | qemu_cond_init(&qemu_pause_cond); | |
3752 | qemu_mutex_init(&qemu_fair_mutex); | |
3753 | qemu_mutex_init(&qemu_global_mutex); | |
3754 | qemu_mutex_lock(&qemu_global_mutex); | |
3755 | ||
3756 | unblock_io_signals(); | |
3757 | qemu_thread_self(&io_thread); | |
3758 | ||
3759 | return 0; | |
3760 | } | |
3761 | ||
3762 | static void qemu_wait_io_event(CPUState *env) | |
3763 | { | |
3764 | while (!tcg_has_work()) | |
3765 | qemu_cond_timedwait(env->halt_cond, &qemu_global_mutex, 1000); | |
3766 | ||
3767 | qemu_mutex_unlock(&qemu_global_mutex); | |
3768 | ||
3769 | /* | |
3770 | * Users of qemu_global_mutex can be starved, having no chance | |
3771 | * to acquire it since this path will get to it first. | |
3772 | * So use another lock to provide fairness. | |
3773 | */ | |
3774 | qemu_mutex_lock(&qemu_fair_mutex); | |
3775 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3776 | ||
3777 | qemu_mutex_lock(&qemu_global_mutex); | |
3778 | if (env->stop) { | |
3779 | env->stop = 0; | |
3780 | env->stopped = 1; | |
3781 | qemu_cond_signal(&qemu_pause_cond); | |
3782 | } | |
3783 | } | |
3784 | ||
3785 | static int qemu_cpu_exec(CPUState *env); | |
3786 | ||
3787 | static void *kvm_cpu_thread_fn(void *arg) | |
3788 | { | |
3789 | CPUState *env = arg; | |
3790 | ||
3791 | block_io_signals(); | |
3792 | qemu_thread_self(env->thread); | |
3793 | ||
3794 | /* signal CPU creation */ | |
3795 | qemu_mutex_lock(&qemu_global_mutex); | |
3796 | env->created = 1; | |
3797 | qemu_cond_signal(&qemu_cpu_cond); | |
3798 | ||
3799 | /* and wait for machine initialization */ | |
3800 | while (!qemu_system_ready) | |
3801 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3802 | ||
3803 | while (1) { | |
3804 | if (cpu_can_run(env)) | |
3805 | qemu_cpu_exec(env); | |
3806 | qemu_wait_io_event(env); | |
3807 | } | |
3808 | ||
3809 | return NULL; | |
3810 | } | |
3811 | ||
3812 | static void tcg_cpu_exec(void); | |
3813 | ||
3814 | static void *tcg_cpu_thread_fn(void *arg) | |
3815 | { | |
3816 | CPUState *env = arg; | |
3817 | ||
3818 | block_io_signals(); | |
3819 | qemu_thread_self(env->thread); | |
3820 | ||
3821 | /* signal CPU creation */ | |
3822 | qemu_mutex_lock(&qemu_global_mutex); | |
3823 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
3824 | env->created = 1; | |
3825 | qemu_cond_signal(&qemu_cpu_cond); | |
3826 | ||
3827 | /* and wait for machine initialization */ | |
3828 | while (!qemu_system_ready) | |
3829 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3830 | ||
3831 | while (1) { | |
3832 | tcg_cpu_exec(); | |
3833 | qemu_wait_io_event(cur_cpu); | |
3834 | } | |
3835 | ||
3836 | return NULL; | |
3837 | } | |
3838 | ||
3839 | void qemu_cpu_kick(void *_env) | |
3840 | { | |
3841 | CPUState *env = _env; | |
3842 | qemu_cond_broadcast(env->halt_cond); | |
3843 | if (kvm_enabled()) | |
3844 | qemu_thread_signal(env->thread, SIGUSR1); | |
3845 | } | |
3846 | ||
3847 | int qemu_cpu_self(void *env) | |
3848 | { | |
3849 | return (cpu_single_env != NULL); | |
3850 | } | |
3851 | ||
3852 | static void cpu_signal(int sig) | |
3853 | { | |
3854 | if (cpu_single_env) | |
3855 | cpu_exit(cpu_single_env); | |
3856 | } | |
3857 | ||
3858 | static void block_io_signals(void) | |
3859 | { | |
3860 | sigset_t set; | |
3861 | struct sigaction sigact; | |
3862 | ||
3863 | sigemptyset(&set); | |
3864 | sigaddset(&set, SIGUSR2); | |
3865 | sigaddset(&set, SIGIO); | |
3866 | sigaddset(&set, SIGALRM); | |
3867 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3868 | ||
3869 | sigemptyset(&set); | |
3870 | sigaddset(&set, SIGUSR1); | |
3871 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3872 | ||
3873 | memset(&sigact, 0, sizeof(sigact)); | |
3874 | sigact.sa_handler = cpu_signal; | |
3875 | sigaction(SIGUSR1, &sigact, NULL); | |
3876 | } | |
3877 | ||
3878 | static void unblock_io_signals(void) | |
3879 | { | |
3880 | sigset_t set; | |
3881 | ||
3882 | sigemptyset(&set); | |
3883 | sigaddset(&set, SIGUSR2); | |
3884 | sigaddset(&set, SIGIO); | |
3885 | sigaddset(&set, SIGALRM); | |
3886 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3887 | ||
3888 | sigemptyset(&set); | |
3889 | sigaddset(&set, SIGUSR1); | |
3890 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3891 | } | |
3892 | ||
3893 | static void qemu_signal_lock(unsigned int msecs) | |
3894 | { | |
3895 | qemu_mutex_lock(&qemu_fair_mutex); | |
3896 | ||
3897 | while (qemu_mutex_trylock(&qemu_global_mutex)) { | |
3898 | qemu_thread_signal(tcg_cpu_thread, SIGUSR1); | |
3899 | if (!qemu_mutex_timedlock(&qemu_global_mutex, msecs)) | |
3900 | break; | |
3901 | } | |
3902 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3903 | } | |
3904 | ||
3905 | static void qemu_mutex_lock_iothread(void) | |
3906 | { | |
3907 | if (kvm_enabled()) { | |
3908 | qemu_mutex_lock(&qemu_fair_mutex); | |
3909 | qemu_mutex_lock(&qemu_global_mutex); | |
3910 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3911 | } else | |
3912 | qemu_signal_lock(100); | |
3913 | } | |
3914 | ||
3915 | static void qemu_mutex_unlock_iothread(void) | |
3916 | { | |
3917 | qemu_mutex_unlock(&qemu_global_mutex); | |
3918 | } | |
3919 | ||
3920 | static int all_vcpus_paused(void) | |
3921 | { | |
3922 | CPUState *penv = first_cpu; | |
3923 | ||
3924 | while (penv) { | |
3925 | if (!penv->stopped) | |
3926 | return 0; | |
3927 | penv = (CPUState *)penv->next_cpu; | |
3928 | } | |
3929 | ||
3930 | return 1; | |
3931 | } | |
3932 | ||
3933 | static void pause_all_vcpus(void) | |
3934 | { | |
3935 | CPUState *penv = first_cpu; | |
3936 | ||
3937 | while (penv) { | |
3938 | penv->stop = 1; | |
3939 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3940 | qemu_cpu_kick(penv); | |
3941 | penv = (CPUState *)penv->next_cpu; | |
3942 | } | |
3943 | ||
3944 | while (!all_vcpus_paused()) { | |
3945 | qemu_cond_timedwait(&qemu_pause_cond, &qemu_global_mutex, 100); | |
3946 | penv = first_cpu; | |
3947 | while (penv) { | |
3948 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3949 | penv = (CPUState *)penv->next_cpu; | |
3950 | } | |
3951 | } | |
3952 | } | |
3953 | ||
3954 | static void resume_all_vcpus(void) | |
3955 | { | |
3956 | CPUState *penv = first_cpu; | |
3957 | ||
3958 | while (penv) { | |
3959 | penv->stop = 0; | |
3960 | penv->stopped = 0; | |
3961 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3962 | qemu_cpu_kick(penv); | |
3963 | penv = (CPUState *)penv->next_cpu; | |
3964 | } | |
3965 | } | |
3966 | ||
3967 | static void tcg_init_vcpu(void *_env) | |
3968 | { | |
3969 | CPUState *env = _env; | |
3970 | /* share a single thread for all cpus with TCG */ | |
3971 | if (!tcg_cpu_thread) { | |
3972 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3973 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3974 | qemu_cond_init(env->halt_cond); | |
3975 | qemu_thread_create(env->thread, tcg_cpu_thread_fn, env); | |
3976 | while (env->created == 0) | |
3977 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3978 | tcg_cpu_thread = env->thread; | |
3979 | tcg_halt_cond = env->halt_cond; | |
3980 | } else { | |
3981 | env->thread = tcg_cpu_thread; | |
3982 | env->halt_cond = tcg_halt_cond; | |
3983 | } | |
3984 | } | |
3985 | ||
3986 | static void kvm_start_vcpu(CPUState *env) | |
3987 | { | |
3988 | kvm_init_vcpu(env); | |
3989 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3990 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3991 | qemu_cond_init(env->halt_cond); | |
3992 | qemu_thread_create(env->thread, kvm_cpu_thread_fn, env); | |
3993 | while (env->created == 0) | |
3994 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3995 | } | |
3996 | ||
3997 | void qemu_init_vcpu(void *_env) | |
3998 | { | |
3999 | CPUState *env = _env; | |
4000 | ||
4001 | if (kvm_enabled()) | |
4002 | kvm_start_vcpu(env); | |
4003 | else | |
4004 | tcg_init_vcpu(env); | |
4005 | } | |
4006 | ||
4007 | void qemu_notify_event(void) | |
4008 | { | |
4009 | qemu_event_increment(); | |
4010 | } | |
4011 | ||
4012 | void vm_stop(int reason) | |
4013 | { | |
4014 | QemuThread me; | |
4015 | qemu_thread_self(&me); | |
4016 | ||
4017 | if (!qemu_thread_equal(&me, &io_thread)) { | |
4018 | qemu_system_vmstop_request(reason); | |
4019 | /* | |
4020 | * FIXME: should not return to device code in case | |
4021 | * vm_stop() has been requested. | |
4022 | */ | |
4023 | if (cpu_single_env) { | |
4024 | cpu_exit(cpu_single_env); | |
4025 | cpu_single_env->stop = 1; | |
4026 | } | |
4027 | return; | |
4028 | } | |
4029 | do_vm_stop(reason); | |
4030 | } | |
4031 | ||
4032 | #endif | |
4033 | ||
4034 | ||
877cf882 | 4035 | #ifdef _WIN32 |
69d6451c | 4036 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4037 | { |
4038 | int ret, ret2, i; | |
f331110f FB |
4039 | PollingEntry *pe; |
4040 | ||
c4b1fcc0 | 4041 | |
f331110f FB |
4042 | /* XXX: need to suppress polling by better using win32 events */ |
4043 | ret = 0; | |
4044 | for(pe = first_polling_entry; pe != NULL; pe = pe->next) { | |
4045 | ret |= pe->func(pe->opaque); | |
4046 | } | |
e6b1e558 | 4047 | if (ret == 0) { |
a18e524a FB |
4048 | int err; |
4049 | WaitObjects *w = &wait_objects; | |
3b46e624 | 4050 | |
56f3a5d0 | 4051 | ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout); |
a18e524a FB |
4052 | if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { |
4053 | if (w->func[ret - WAIT_OBJECT_0]) | |
4054 | w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); | |
3b46e624 | 4055 | |
5fafdf24 | 4056 | /* Check for additional signaled events */ |
e6b1e558 | 4057 | for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { |
3b46e624 | 4058 | |
e6b1e558 TS |
4059 | /* Check if event is signaled */ |
4060 | ret2 = WaitForSingleObject(w->events[i], 0); | |
4061 | if(ret2 == WAIT_OBJECT_0) { | |
4062 | if (w->func[i]) | |
4063 | w->func[i](w->opaque[i]); | |
4064 | } else if (ret2 == WAIT_TIMEOUT) { | |
4065 | } else { | |
4066 | err = GetLastError(); | |
4067 | fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err); | |
3b46e624 TS |
4068 | } |
4069 | } | |
a18e524a FB |
4070 | } else if (ret == WAIT_TIMEOUT) { |
4071 | } else { | |
4072 | err = GetLastError(); | |
e6b1e558 | 4073 | fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err); |
a18e524a | 4074 | } |
f331110f | 4075 | } |
56f3a5d0 AL |
4076 | |
4077 | *timeout = 0; | |
4078 | } | |
4079 | #else | |
69d6451c | 4080 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4081 | { |
4082 | } | |
fd1dff4b | 4083 | #endif |
56f3a5d0 AL |
4084 | |
4085 | void main_loop_wait(int timeout) | |
4086 | { | |
4087 | IOHandlerRecord *ioh; | |
4088 | fd_set rfds, wfds, xfds; | |
4089 | int ret, nfds; | |
4090 | struct timeval tv; | |
4091 | ||
4092 | qemu_bh_update_timeout(&timeout); | |
4093 | ||
4094 | host_main_loop_wait(&timeout); | |
4095 | ||
fd1dff4b FB |
4096 | /* poll any events */ |
4097 | /* XXX: separate device handlers from system ones */ | |
6abfbd79 | 4098 | nfds = -1; |
fd1dff4b FB |
4099 | FD_ZERO(&rfds); |
4100 | FD_ZERO(&wfds); | |
e035649e | 4101 | FD_ZERO(&xfds); |
fd1dff4b | 4102 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
cafffd40 TS |
4103 | if (ioh->deleted) |
4104 | continue; | |
fd1dff4b FB |
4105 | if (ioh->fd_read && |
4106 | (!ioh->fd_read_poll || | |
4107 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
4108 | FD_SET(ioh->fd, &rfds); | |
4109 | if (ioh->fd > nfds) | |
4110 | nfds = ioh->fd; | |
4111 | } | |
4112 | if (ioh->fd_write) { | |
4113 | FD_SET(ioh->fd, &wfds); | |
4114 | if (ioh->fd > nfds) | |
4115 | nfds = ioh->fd; | |
4116 | } | |
4117 | } | |
3b46e624 | 4118 | |
56f3a5d0 AL |
4119 | tv.tv_sec = timeout / 1000; |
4120 | tv.tv_usec = (timeout % 1000) * 1000; | |
4121 | ||
d918f23e JK |
4122 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
4123 | ||
4870852c | 4124 | qemu_mutex_unlock_iothread(); |
e035649e | 4125 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); |
4870852c | 4126 | qemu_mutex_lock_iothread(); |
fd1dff4b | 4127 | if (ret > 0) { |
cafffd40 TS |
4128 | IOHandlerRecord **pioh; |
4129 | ||
4130 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
6ab43fdc | 4131 | if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { |
fd1dff4b | 4132 | ioh->fd_read(ioh->opaque); |
7c9d8e07 | 4133 | } |
6ab43fdc | 4134 | if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { |
fd1dff4b | 4135 | ioh->fd_write(ioh->opaque); |
c4b1fcc0 | 4136 | } |
b4608c04 | 4137 | } |
cafffd40 TS |
4138 | |
4139 | /* remove deleted IO handlers */ | |
4140 | pioh = &first_io_handler; | |
4141 | while (*pioh) { | |
4142 | ioh = *pioh; | |
4143 | if (ioh->deleted) { | |
4144 | *pioh = ioh->next; | |
4145 | qemu_free(ioh); | |
5fafdf24 | 4146 | } else |
cafffd40 TS |
4147 | pioh = &ioh->next; |
4148 | } | |
fd1dff4b | 4149 | } |
d918f23e JK |
4150 | |
4151 | slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0)); | |
b4608c04 | 4152 | |
50317c7f AL |
4153 | /* rearm timer, if not periodic */ |
4154 | if (alarm_timer->flags & ALARM_FLAG_EXPIRED) { | |
4155 | alarm_timer->flags &= ~ALARM_FLAG_EXPIRED; | |
4156 | qemu_rearm_alarm_timer(alarm_timer); | |
4157 | } | |
4158 | ||
357c692c | 4159 | /* vm time timers */ |
d6dc3d42 AL |
4160 | if (vm_running) { |
4161 | if (!cur_cpu || likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER))) | |
4162 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
4163 | qemu_get_clock(vm_clock)); | |
4164 | } | |
357c692c AL |
4165 | |
4166 | /* real time timers */ | |
4167 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
4168 | qemu_get_clock(rt_clock)); | |
4169 | ||
423f0742 PB |
4170 | /* Check bottom-halves last in case any of the earlier events triggered |
4171 | them. */ | |
4172 | qemu_bh_poll(); | |
3b46e624 | 4173 | |
5905b2e5 FB |
4174 | } |
4175 | ||
43b96858 | 4176 | static int qemu_cpu_exec(CPUState *env) |
5905b2e5 | 4177 | { |
43b96858 | 4178 | int ret; |
89bfc105 FB |
4179 | #ifdef CONFIG_PROFILER |
4180 | int64_t ti; | |
4181 | #endif | |
5905b2e5 | 4182 | |
89bfc105 | 4183 | #ifdef CONFIG_PROFILER |
43b96858 | 4184 | ti = profile_getclock(); |
89bfc105 | 4185 | #endif |
43b96858 AL |
4186 | if (use_icount) { |
4187 | int64_t count; | |
4188 | int decr; | |
4189 | qemu_icount -= (env->icount_decr.u16.low + env->icount_extra); | |
4190 | env->icount_decr.u16.low = 0; | |
4191 | env->icount_extra = 0; | |
4192 | count = qemu_next_deadline(); | |
4193 | count = (count + (1 << icount_time_shift) - 1) | |
4194 | >> icount_time_shift; | |
4195 | qemu_icount += count; | |
4196 | decr = (count > 0xffff) ? 0xffff : count; | |
4197 | count -= decr; | |
4198 | env->icount_decr.u16.low = decr; | |
4199 | env->icount_extra = count; | |
4200 | } | |
4201 | ret = cpu_exec(env); | |
89bfc105 | 4202 | #ifdef CONFIG_PROFILER |
43b96858 | 4203 | qemu_time += profile_getclock() - ti; |
89bfc105 | 4204 | #endif |
43b96858 AL |
4205 | if (use_icount) { |
4206 | /* Fold pending instructions back into the | |
4207 | instruction counter, and clear the interrupt flag. */ | |
4208 | qemu_icount -= (env->icount_decr.u16.low | |
4209 | + env->icount_extra); | |
4210 | env->icount_decr.u32 = 0; | |
4211 | env->icount_extra = 0; | |
4212 | } | |
4213 | return ret; | |
4214 | } | |
4215 | ||
e6e35b1e AL |
4216 | static void tcg_cpu_exec(void) |
4217 | { | |
d6dc3d42 | 4218 | int ret = 0; |
e6e35b1e AL |
4219 | |
4220 | if (next_cpu == NULL) | |
4221 | next_cpu = first_cpu; | |
4222 | for (; next_cpu != NULL; next_cpu = next_cpu->next_cpu) { | |
4223 | CPUState *env = cur_cpu = next_cpu; | |
4224 | ||
4225 | if (!vm_running) | |
4226 | break; | |
4227 | if (timer_alarm_pending) { | |
4228 | timer_alarm_pending = 0; | |
4229 | break; | |
4230 | } | |
d6dc3d42 AL |
4231 | if (cpu_can_run(env)) |
4232 | ret = qemu_cpu_exec(env); | |
e6e35b1e AL |
4233 | if (ret == EXCP_DEBUG) { |
4234 | gdb_set_stop_cpu(env); | |
4235 | debug_requested = 1; | |
4236 | break; | |
4237 | } | |
4238 | } | |
4239 | } | |
4240 | ||
43b96858 AL |
4241 | static int cpu_has_work(CPUState *env) |
4242 | { | |
d6dc3d42 AL |
4243 | if (env->stop) |
4244 | return 1; | |
4245 | if (env->stopped) | |
4246 | return 0; | |
43b96858 AL |
4247 | if (!env->halted) |
4248 | return 1; | |
4249 | if (qemu_cpu_has_work(env)) | |
4250 | return 1; | |
4251 | return 0; | |
4252 | } | |
4253 | ||
4254 | static int tcg_has_work(void) | |
4255 | { | |
4256 | CPUState *env; | |
4257 | ||
4258 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
4259 | if (cpu_has_work(env)) | |
4260 | return 1; | |
4261 | return 0; | |
4262 | } | |
4263 | ||
4264 | static int qemu_calculate_timeout(void) | |
4265 | { | |
b319820d | 4266 | #ifndef CONFIG_IOTHREAD |
43b96858 AL |
4267 | int timeout; |
4268 | ||
4269 | if (!vm_running) | |
4270 | timeout = 5000; | |
4271 | else if (tcg_has_work()) | |
4272 | timeout = 0; | |
4273 | else if (!use_icount) | |
4274 | timeout = 5000; | |
4275 | else { | |
4276 | /* XXX: use timeout computed from timers */ | |
4277 | int64_t add; | |
4278 | int64_t delta; | |
4279 | /* Advance virtual time to the next event. */ | |
4280 | if (use_icount == 1) { | |
4281 | /* When not using an adaptive execution frequency | |
4282 | we tend to get badly out of sync with real time, | |
4283 | so just delay for a reasonable amount of time. */ | |
4284 | delta = 0; | |
4285 | } else { | |
4286 | delta = cpu_get_icount() - cpu_get_clock(); | |
4287 | } | |
4288 | if (delta > 0) { | |
4289 | /* If virtual time is ahead of real time then just | |
4290 | wait for IO. */ | |
4291 | timeout = (delta / 1000000) + 1; | |
4292 | } else { | |
4293 | /* Wait for either IO to occur or the next | |
4294 | timer event. */ | |
4295 | add = qemu_next_deadline(); | |
4296 | /* We advance the timer before checking for IO. | |
4297 | Limit the amount we advance so that early IO | |
4298 | activity won't get the guest too far ahead. */ | |
4299 | if (add > 10000000) | |
4300 | add = 10000000; | |
4301 | delta += add; | |
4302 | add = (add + (1 << icount_time_shift) - 1) | |
4303 | >> icount_time_shift; | |
4304 | qemu_icount += add; | |
4305 | timeout = delta / 1000000; | |
4306 | if (timeout < 0) | |
4307 | timeout = 0; | |
4308 | } | |
4309 | } | |
4310 | ||
4311 | return timeout; | |
b319820d LC |
4312 | #else /* CONFIG_IOTHREAD */ |
4313 | return 1000; | |
4314 | #endif | |
43b96858 AL |
4315 | } |
4316 | ||
4317 | static int vm_can_run(void) | |
4318 | { | |
4319 | if (powerdown_requested) | |
4320 | return 0; | |
4321 | if (reset_requested) | |
4322 | return 0; | |
4323 | if (shutdown_requested) | |
4324 | return 0; | |
e568902a AL |
4325 | if (debug_requested) |
4326 | return 0; | |
43b96858 AL |
4327 | return 1; |
4328 | } | |
4329 | ||
4330 | static void main_loop(void) | |
4331 | { | |
6e29f5da | 4332 | int r; |
e6e35b1e | 4333 | |
d6dc3d42 AL |
4334 | #ifdef CONFIG_IOTHREAD |
4335 | qemu_system_ready = 1; | |
4336 | qemu_cond_broadcast(&qemu_system_cond); | |
4337 | #endif | |
4338 | ||
6e29f5da | 4339 | for (;;) { |
43b96858 | 4340 | do { |
e6e35b1e AL |
4341 | #ifdef CONFIG_PROFILER |
4342 | int64_t ti; | |
4343 | #endif | |
d6dc3d42 | 4344 | #ifndef CONFIG_IOTHREAD |
e6e35b1e | 4345 | tcg_cpu_exec(); |
d6dc3d42 | 4346 | #endif |
89bfc105 | 4347 | #ifdef CONFIG_PROFILER |
43b96858 | 4348 | ti = profile_getclock(); |
89bfc105 | 4349 | #endif |
43b96858 | 4350 | main_loop_wait(qemu_calculate_timeout()); |
89bfc105 | 4351 | #ifdef CONFIG_PROFILER |
43b96858 | 4352 | dev_time += profile_getclock() - ti; |
89bfc105 | 4353 | #endif |
e568902a | 4354 | } while (vm_can_run()); |
43b96858 | 4355 | |
e568902a AL |
4356 | if (qemu_debug_requested()) |
4357 | vm_stop(EXCP_DEBUG); | |
43b96858 AL |
4358 | if (qemu_shutdown_requested()) { |
4359 | if (no_shutdown) { | |
4360 | vm_stop(0); | |
4361 | no_shutdown = 0; | |
4362 | } else | |
4363 | break; | |
4364 | } | |
d6dc3d42 AL |
4365 | if (qemu_reset_requested()) { |
4366 | pause_all_vcpus(); | |
43b96858 | 4367 | qemu_system_reset(); |
d6dc3d42 AL |
4368 | resume_all_vcpus(); |
4369 | } | |
43b96858 AL |
4370 | if (qemu_powerdown_requested()) |
4371 | qemu_system_powerdown(); | |
6e29f5da AL |
4372 | if ((r = qemu_vmstop_requested())) |
4373 | vm_stop(r); | |
b4608c04 | 4374 | } |
d6dc3d42 | 4375 | pause_all_vcpus(); |
b4608c04 FB |
4376 | } |
4377 | ||
9bd7e6d9 PB |
4378 | static void version(void) |
4379 | { | |
4a19f1ec | 4380 | printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
9bd7e6d9 PB |
4381 | } |
4382 | ||
15f82208 | 4383 | static void help(int exitcode) |
0824d6fc | 4384 | { |
9bd7e6d9 PB |
4385 | version(); |
4386 | printf("usage: %s [options] [disk_image]\n" | |
0824d6fc | 4387 | "\n" |
a20dd508 | 4388 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 4389 | "\n" |
5824d651 BS |
4390 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4391 | opt_help | |
4392 | #define DEFHEADING(text) stringify(text) "\n" | |
4393 | #include "qemu-options.h" | |
4394 | #undef DEF | |
4395 | #undef DEFHEADING | |
4396 | #undef GEN_DOCS | |
0824d6fc | 4397 | "\n" |
82c643ff | 4398 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
4399 | "ctrl-alt-f toggle full screen\n" |
4400 | "ctrl-alt-n switch to virtual console 'n'\n" | |
4401 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
4402 | "\n" |
4403 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
4404 | , | |
0db63474 | 4405 | "qemu", |
a00bad7e | 4406 | DEFAULT_RAM_SIZE, |
7c9d8e07 | 4407 | #ifndef _WIN32 |
a00bad7e | 4408 | DEFAULT_NETWORK_SCRIPT, |
b46a8906 | 4409 | DEFAULT_NETWORK_DOWN_SCRIPT, |
7c9d8e07 | 4410 | #endif |
6e44ba7f | 4411 | DEFAULT_GDBSTUB_PORT, |
bce61846 | 4412 | "/tmp/qemu.log"); |
15f82208 | 4413 | exit(exitcode); |
0824d6fc FB |
4414 | } |
4415 | ||
cd6f1169 FB |
4416 | #define HAS_ARG 0x0001 |
4417 | ||
4418 | enum { | |
5824d651 BS |
4419 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4420 | opt_enum, | |
4421 | #define DEFHEADING(text) | |
4422 | #include "qemu-options.h" | |
4423 | #undef DEF | |
4424 | #undef DEFHEADING | |
4425 | #undef GEN_DOCS | |
cd6f1169 FB |
4426 | }; |
4427 | ||
4428 | typedef struct QEMUOption { | |
4429 | const char *name; | |
4430 | int flags; | |
4431 | int index; | |
4432 | } QEMUOption; | |
4433 | ||
dbed7e40 | 4434 | static const QEMUOption qemu_options[] = { |
cd6f1169 | 4435 | { "h", 0, QEMU_OPTION_h }, |
5824d651 BS |
4436 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4437 | { option, opt_arg, opt_enum }, | |
4438 | #define DEFHEADING(text) | |
4439 | #include "qemu-options.h" | |
4440 | #undef DEF | |
4441 | #undef DEFHEADING | |
4442 | #undef GEN_DOCS | |
cd6f1169 | 4443 | { NULL }, |
fc01f7e7 FB |
4444 | }; |
4445 | ||
1d14ffa9 | 4446 | #ifdef HAS_AUDIO |
6a36d84e | 4447 | struct soundhw soundhw[] = { |
b00052e4 | 4448 | #ifdef HAS_AUDIO_CHOICE |
4ce7ff6e | 4449 | #if defined(TARGET_I386) || defined(TARGET_MIPS) |
fd06c375 FB |
4450 | { |
4451 | "pcspk", | |
4452 | "PC speaker", | |
4453 | 0, | |
4454 | 1, | |
4455 | { .init_isa = pcspk_audio_init } | |
4456 | }, | |
4457 | #endif | |
4c9b53e3 | 4458 | |
4459 | #ifdef CONFIG_SB16 | |
6a36d84e FB |
4460 | { |
4461 | "sb16", | |
4462 | "Creative Sound Blaster 16", | |
4463 | 0, | |
4464 | 1, | |
4465 | { .init_isa = SB16_init } | |
4466 | }, | |
4c9b53e3 | 4467 | #endif |
6a36d84e | 4468 | |
cc53d26d | 4469 | #ifdef CONFIG_CS4231A |
4470 | { | |
4471 | "cs4231a", | |
4472 | "CS4231A", | |
4473 | 0, | |
4474 | 1, | |
4475 | { .init_isa = cs4231a_init } | |
4476 | }, | |
4477 | #endif | |
4478 | ||
1d14ffa9 | 4479 | #ifdef CONFIG_ADLIB |
6a36d84e FB |
4480 | { |
4481 | "adlib", | |
1d14ffa9 | 4482 | #ifdef HAS_YMF262 |
6a36d84e | 4483 | "Yamaha YMF262 (OPL3)", |
1d14ffa9 | 4484 | #else |
6a36d84e | 4485 | "Yamaha YM3812 (OPL2)", |
1d14ffa9 | 4486 | #endif |
6a36d84e FB |
4487 | 0, |
4488 | 1, | |
4489 | { .init_isa = Adlib_init } | |
4490 | }, | |
1d14ffa9 | 4491 | #endif |
6a36d84e | 4492 | |
1d14ffa9 | 4493 | #ifdef CONFIG_GUS |
6a36d84e FB |
4494 | { |
4495 | "gus", | |
4496 | "Gravis Ultrasound GF1", | |
4497 | 0, | |
4498 | 1, | |
4499 | { .init_isa = GUS_init } | |
4500 | }, | |
1d14ffa9 | 4501 | #endif |
6a36d84e | 4502 | |
4c9b53e3 | 4503 | #ifdef CONFIG_AC97 |
e5c9a13e AZ |
4504 | { |
4505 | "ac97", | |
4506 | "Intel 82801AA AC97 Audio", | |
4507 | 0, | |
4508 | 0, | |
4509 | { .init_pci = ac97_init } | |
4510 | }, | |
4c9b53e3 | 4511 | #endif |
e5c9a13e | 4512 | |
4c9b53e3 | 4513 | #ifdef CONFIG_ES1370 |
6a36d84e FB |
4514 | { |
4515 | "es1370", | |
4516 | "ENSONIQ AudioPCI ES1370", | |
4517 | 0, | |
4518 | 0, | |
4519 | { .init_pci = es1370_init } | |
4520 | }, | |
b00052e4 | 4521 | #endif |
6a36d84e | 4522 | |
4c9b53e3 | 4523 | #endif /* HAS_AUDIO_CHOICE */ |
4524 | ||
6a36d84e FB |
4525 | { NULL, NULL, 0, 0, { NULL } } |
4526 | }; | |
4527 | ||
4528 | static void select_soundhw (const char *optarg) | |
4529 | { | |
4530 | struct soundhw *c; | |
4531 | ||
4532 | if (*optarg == '?') { | |
4533 | show_valid_cards: | |
4534 | ||
4535 | printf ("Valid sound card names (comma separated):\n"); | |
4536 | for (c = soundhw; c->name; ++c) { | |
4537 | printf ("%-11s %s\n", c->name, c->descr); | |
4538 | } | |
4539 | printf ("\n-soundhw all will enable all of the above\n"); | |
1d14ffa9 FB |
4540 | exit (*optarg != '?'); |
4541 | } | |
4542 | else { | |
6a36d84e | 4543 | size_t l; |
1d14ffa9 FB |
4544 | const char *p; |
4545 | char *e; | |
4546 | int bad_card = 0; | |
4547 | ||
6a36d84e FB |
4548 | if (!strcmp (optarg, "all")) { |
4549 | for (c = soundhw; c->name; ++c) { | |
4550 | c->enabled = 1; | |
4551 | } | |
4552 | return; | |
4553 | } | |
1d14ffa9 | 4554 | |
6a36d84e | 4555 | p = optarg; |
1d14ffa9 FB |
4556 | while (*p) { |
4557 | e = strchr (p, ','); | |
4558 | l = !e ? strlen (p) : (size_t) (e - p); | |
6a36d84e FB |
4559 | |
4560 | for (c = soundhw; c->name; ++c) { | |
4561 | if (!strncmp (c->name, p, l)) { | |
4562 | c->enabled = 1; | |
1d14ffa9 FB |
4563 | break; |
4564 | } | |
4565 | } | |
6a36d84e FB |
4566 | |
4567 | if (!c->name) { | |
1d14ffa9 FB |
4568 | if (l > 80) { |
4569 | fprintf (stderr, | |
4570 | "Unknown sound card name (too big to show)\n"); | |
4571 | } | |
4572 | else { | |
4573 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
4574 | (int) l, p); | |
4575 | } | |
4576 | bad_card = 1; | |
4577 | } | |
4578 | p += l + (e != NULL); | |
4579 | } | |
4580 | ||
4581 | if (bad_card) | |
4582 | goto show_valid_cards; | |
4583 | } | |
4584 | } | |
4585 | #endif | |
4586 | ||
3893c124 | 4587 | static void select_vgahw (const char *p) |
4588 | { | |
4589 | const char *opts; | |
4590 | ||
28b85ed8 AL |
4591 | cirrus_vga_enabled = 0; |
4592 | std_vga_enabled = 0; | |
4593 | vmsvga_enabled = 0; | |
94909d9f | 4594 | xenfb_enabled = 0; |
3893c124 | 4595 | if (strstart(p, "std", &opts)) { |
c2b3b41a | 4596 | std_vga_enabled = 1; |
3893c124 | 4597 | } else if (strstart(p, "cirrus", &opts)) { |
4598 | cirrus_vga_enabled = 1; | |
3893c124 | 4599 | } else if (strstart(p, "vmware", &opts)) { |
3893c124 | 4600 | vmsvga_enabled = 1; |
94909d9f AL |
4601 | } else if (strstart(p, "xenfb", &opts)) { |
4602 | xenfb_enabled = 1; | |
28b85ed8 | 4603 | } else if (!strstart(p, "none", &opts)) { |
3893c124 | 4604 | invalid_vga: |
4605 | fprintf(stderr, "Unknown vga type: %s\n", p); | |
4606 | exit(1); | |
4607 | } | |
cb5a7aa8 | 4608 | while (*opts) { |
4609 | const char *nextopt; | |
4610 | ||
4611 | if (strstart(opts, ",retrace=", &nextopt)) { | |
4612 | opts = nextopt; | |
4613 | if (strstart(opts, "dumb", &nextopt)) | |
4614 | vga_retrace_method = VGA_RETRACE_DUMB; | |
4615 | else if (strstart(opts, "precise", &nextopt)) | |
4616 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
4617 | else goto invalid_vga; | |
4618 | } else goto invalid_vga; | |
4619 | opts = nextopt; | |
4620 | } | |
3893c124 | 4621 | } |
4622 | ||
7d4c3d53 MA |
4623 | #ifdef TARGET_I386 |
4624 | static int balloon_parse(const char *arg) | |
4625 | { | |
4626 | char buf[128]; | |
4627 | const char *p; | |
4628 | ||
4629 | if (!strcmp(arg, "none")) { | |
4630 | virtio_balloon = 0; | |
4631 | } else if (!strncmp(arg, "virtio", 6)) { | |
4632 | virtio_balloon = 1; | |
4633 | if (arg[6] == ',') { | |
4634 | p = arg + 7; | |
4635 | if (get_param_value(buf, sizeof(buf), "addr", p)) { | |
4636 | virtio_balloon_devaddr = strdup(buf); | |
4637 | } | |
4638 | } | |
4639 | } else { | |
4640 | return -1; | |
4641 | } | |
4642 | return 0; | |
4643 | } | |
4644 | #endif | |
4645 | ||
3587d7e6 FB |
4646 | #ifdef _WIN32 |
4647 | static BOOL WINAPI qemu_ctrl_handler(DWORD type) | |
4648 | { | |
4649 | exit(STATUS_CONTROL_C_EXIT); | |
4650 | return TRUE; | |
4651 | } | |
4652 | #endif | |
4653 | ||
c4be29ff | 4654 | int qemu_uuid_parse(const char *str, uint8_t *uuid) |
8fcb1b90 BS |
4655 | { |
4656 | int ret; | |
4657 | ||
4658 | if(strlen(str) != 36) | |
4659 | return -1; | |
4660 | ||
4661 | ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3], | |
4662 | &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9], | |
4663 | &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14], &uuid[15]); | |
4664 | ||
4665 | if(ret != 16) | |
4666 | return -1; | |
4667 | ||
b6f6e3d3 AL |
4668 | #ifdef TARGET_I386 |
4669 | smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid); | |
4670 | #endif | |
4671 | ||
8fcb1b90 BS |
4672 | return 0; |
4673 | } | |
4674 | ||
7c9d8e07 | 4675 | #define MAX_NET_CLIENTS 32 |
c20709aa | 4676 | |
5b08fc10 AL |
4677 | #ifndef _WIN32 |
4678 | ||
4679 | static void termsig_handler(int signal) | |
4680 | { | |
4681 | qemu_system_shutdown_request(); | |
4682 | } | |
4683 | ||
7c3370d4 JK |
4684 | static void sigchld_handler(int signal) |
4685 | { | |
4686 | waitpid(-1, NULL, WNOHANG); | |
4687 | } | |
4688 | ||
4689 | static void sighandler_setup(void) | |
5b08fc10 AL |
4690 | { |
4691 | struct sigaction act; | |
4692 | ||
4693 | memset(&act, 0, sizeof(act)); | |
4694 | act.sa_handler = termsig_handler; | |
4695 | sigaction(SIGINT, &act, NULL); | |
4696 | sigaction(SIGHUP, &act, NULL); | |
4697 | sigaction(SIGTERM, &act, NULL); | |
7c3370d4 JK |
4698 | |
4699 | act.sa_handler = sigchld_handler; | |
4700 | act.sa_flags = SA_NOCLDSTOP; | |
4701 | sigaction(SIGCHLD, &act, NULL); | |
5b08fc10 AL |
4702 | } |
4703 | ||
4704 | #endif | |
4705 | ||
5cea8590 PB |
4706 | #ifdef _WIN32 |
4707 | /* Look for support files in the same directory as the executable. */ | |
4708 | static char *find_datadir(const char *argv0) | |
4709 | { | |
4710 | char *p; | |
4711 | char buf[MAX_PATH]; | |
4712 | DWORD len; | |
4713 | ||
4714 | len = GetModuleFileName(NULL, buf, sizeof(buf) - 1); | |
4715 | if (len == 0) { | |
c5947808 | 4716 | return NULL; |
5cea8590 PB |
4717 | } |
4718 | ||
4719 | buf[len] = 0; | |
4720 | p = buf + len - 1; | |
4721 | while (p != buf && *p != '\\') | |
4722 | p--; | |
4723 | *p = 0; | |
4724 | if (access(buf, R_OK) == 0) { | |
4725 | return qemu_strdup(buf); | |
4726 | } | |
4727 | return NULL; | |
4728 | } | |
4729 | #else /* !_WIN32 */ | |
4730 | ||
4731 | /* Find a likely location for support files using the location of the binary. | |
4732 | For installed binaries this will be "$bindir/../share/qemu". When | |
4733 | running from the build tree this will be "$bindir/../pc-bios". */ | |
4734 | #define SHARE_SUFFIX "/share/qemu" | |
4735 | #define BUILD_SUFFIX "/pc-bios" | |
4736 | static char *find_datadir(const char *argv0) | |
4737 | { | |
4738 | char *dir; | |
4739 | char *p = NULL; | |
4740 | char *res; | |
4741 | #ifdef PATH_MAX | |
4742 | char buf[PATH_MAX]; | |
4743 | #endif | |
3a41759d | 4744 | size_t max_len; |
5cea8590 PB |
4745 | |
4746 | #if defined(__linux__) | |
4747 | { | |
4748 | int len; | |
4749 | len = readlink("/proc/self/exe", buf, sizeof(buf) - 1); | |
4750 | if (len > 0) { | |
4751 | buf[len] = 0; | |
4752 | p = buf; | |
4753 | } | |
4754 | } | |
4755 | #elif defined(__FreeBSD__) | |
4756 | { | |
4757 | int len; | |
4758 | len = readlink("/proc/curproc/file", buf, sizeof(buf) - 1); | |
4759 | if (len > 0) { | |
4760 | buf[len] = 0; | |
4761 | p = buf; | |
4762 | } | |
4763 | } | |
4764 | #endif | |
4765 | /* If we don't have any way of figuring out the actual executable | |
4766 | location then try argv[0]. */ | |
4767 | if (!p) { | |
4768 | #ifdef PATH_MAX | |
4769 | p = buf; | |
4770 | #endif | |
4771 | p = realpath(argv0, p); | |
4772 | if (!p) { | |
4773 | return NULL; | |
4774 | } | |
4775 | } | |
4776 | dir = dirname(p); | |
4777 | dir = dirname(dir); | |
4778 | ||
3a41759d BS |
4779 | max_len = strlen(dir) + |
4780 | MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1; | |
4781 | res = qemu_mallocz(max_len); | |
4782 | snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX); | |
5cea8590 | 4783 | if (access(res, R_OK)) { |
3a41759d | 4784 | snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX); |
5cea8590 PB |
4785 | if (access(res, R_OK)) { |
4786 | qemu_free(res); | |
4787 | res = NULL; | |
4788 | } | |
4789 | } | |
4790 | #ifndef PATH_MAX | |
4791 | free(p); | |
4792 | #endif | |
4793 | return res; | |
4794 | } | |
4795 | #undef SHARE_SUFFIX | |
4796 | #undef BUILD_SUFFIX | |
4797 | #endif | |
4798 | ||
4799 | char *qemu_find_file(int type, const char *name) | |
4800 | { | |
4801 | int len; | |
4802 | const char *subdir; | |
4803 | char *buf; | |
4804 | ||
4805 | /* If name contains path separators then try it as a straight path. */ | |
4806 | if ((strchr(name, '/') || strchr(name, '\\')) | |
4807 | && access(name, R_OK) == 0) { | |
4808 | return strdup(name); | |
4809 | } | |
4810 | switch (type) { | |
4811 | case QEMU_FILE_TYPE_BIOS: | |
4812 | subdir = ""; | |
4813 | break; | |
4814 | case QEMU_FILE_TYPE_KEYMAP: | |
4815 | subdir = "keymaps/"; | |
4816 | break; | |
4817 | default: | |
4818 | abort(); | |
4819 | } | |
4820 | len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; | |
4821 | buf = qemu_mallocz(len); | |
3a41759d | 4822 | snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); |
5cea8590 PB |
4823 | if (access(buf, R_OK)) { |
4824 | qemu_free(buf); | |
4825 | return NULL; | |
4826 | } | |
4827 | return buf; | |
4828 | } | |
4829 | ||
902b3d5c | 4830 | int main(int argc, char **argv, char **envp) |
0824d6fc | 4831 | { |
59030a8c | 4832 | const char *gdbstub_dev = NULL; |
28c5af54 | 4833 | uint32_t boot_devices_bitmap = 0; |
e4bcb14c | 4834 | int i; |
28c5af54 | 4835 | int snapshot, linux_boot, net_boot; |
7f7f9873 | 4836 | const char *initrd_filename; |
a20dd508 | 4837 | const char *kernel_filename, *kernel_cmdline; |
ef3adf68 | 4838 | char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */ |
3023f332 | 4839 | DisplayState *ds; |
7d957bd8 | 4840 | DisplayChangeListener *dcl; |
46d4767d | 4841 | int cyls, heads, secs, translation; |
fd5f393a | 4842 | const char *net_clients[MAX_NET_CLIENTS]; |
7c9d8e07 | 4843 | int nb_net_clients; |
dc72ac14 AZ |
4844 | const char *bt_opts[MAX_BT_CMDLINE]; |
4845 | int nb_bt_opts; | |
e4bcb14c | 4846 | int hda_index; |
cd6f1169 FB |
4847 | int optind; |
4848 | const char *r, *optarg; | |
4c621805 | 4849 | CharDriverState *monitor_hd = NULL; |
fd5f393a PB |
4850 | const char *monitor_device; |
4851 | const char *serial_devices[MAX_SERIAL_PORTS]; | |
8d11df9e | 4852 | int serial_device_index; |
fd5f393a | 4853 | const char *parallel_devices[MAX_PARALLEL_PORTS]; |
6508fe59 | 4854 | int parallel_device_index; |
9ede2fde AL |
4855 | const char *virtio_consoles[MAX_VIRTIO_CONSOLES]; |
4856 | int virtio_console_index; | |
d63d307f | 4857 | const char *loadvm = NULL; |
cc1daa40 | 4858 | QEMUMachine *machine; |
94fc95cd | 4859 | const char *cpu_model; |
fd5f393a | 4860 | const char *usb_devices[MAX_USB_CMDLINE]; |
a594cfbf | 4861 | int usb_devices_index; |
b9e82a59 | 4862 | #ifndef _WIN32 |
71e3ceb8 | 4863 | int fds[2]; |
b9e82a59 | 4864 | #endif |
26a5f13b | 4865 | int tb_size; |
93815bc2 | 4866 | const char *pid_file = NULL; |
5bb7910a | 4867 | const char *incoming = NULL; |
b9e82a59 | 4868 | #ifndef _WIN32 |
54042bcf AL |
4869 | int fd = 0; |
4870 | struct passwd *pwd = NULL; | |
0858532e AL |
4871 | const char *chroot_dir = NULL; |
4872 | const char *run_as = NULL; | |
b9e82a59 | 4873 | #endif |
268a362c | 4874 | CPUState *env; |
993fbfdb | 4875 | int show_vnc_port = 0; |
0bd48850 | 4876 | |
902b3d5c | 4877 | qemu_cache_utils_init(envp); |
4878 | ||
0bd48850 | 4879 | LIST_INIT (&vm_change_state_head); |
be995c27 FB |
4880 | #ifndef _WIN32 |
4881 | { | |
4882 | struct sigaction act; | |
4883 | sigfillset(&act.sa_mask); | |
4884 | act.sa_flags = 0; | |
4885 | act.sa_handler = SIG_IGN; | |
4886 | sigaction(SIGPIPE, &act, NULL); | |
4887 | } | |
3587d7e6 FB |
4888 | #else |
4889 | SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); | |
a8e5ac33 FB |
4890 | /* Note: cpu_interrupt() is currently not SMP safe, so we force |
4891 | QEMU to run on a single CPU */ | |
4892 | { | |
4893 | HANDLE h; | |
4894 | DWORD mask, smask; | |
4895 | int i; | |
4896 | h = GetCurrentProcess(); | |
4897 | if (GetProcessAffinityMask(h, &mask, &smask)) { | |
4898 | for(i = 0; i < 32; i++) { | |
4899 | if (mask & (1 << i)) | |
4900 | break; | |
4901 | } | |
4902 | if (i != 32) { | |
4903 | mask = 1 << i; | |
4904 | SetProcessAffinityMask(h, mask); | |
4905 | } | |
4906 | } | |
4907 | } | |
67b915a5 | 4908 | #endif |
be995c27 | 4909 | |
f80f9ec9 | 4910 | module_call_init(MODULE_INIT_MACHINE); |
0c257437 | 4911 | machine = find_default_machine(); |
94fc95cd | 4912 | cpu_model = NULL; |
fc01f7e7 | 4913 | initrd_filename = NULL; |
4fc5d071 | 4914 | ram_size = 0; |
33e3963e | 4915 | snapshot = 0; |
a20dd508 FB |
4916 | kernel_filename = NULL; |
4917 | kernel_cmdline = ""; | |
c4b1fcc0 | 4918 | cyls = heads = secs = 0; |
46d4767d | 4919 | translation = BIOS_ATA_TRANSLATION_AUTO; |
d47d13b9 | 4920 | monitor_device = "vc:80Cx24C"; |
c4b1fcc0 | 4921 | |
c75a823c | 4922 | serial_devices[0] = "vc:80Cx24C"; |
8d11df9e | 4923 | for(i = 1; i < MAX_SERIAL_PORTS; i++) |
fd5f393a | 4924 | serial_devices[i] = NULL; |
8d11df9e | 4925 | serial_device_index = 0; |
3b46e624 | 4926 | |
8290edda | 4927 | parallel_devices[0] = "vc:80Cx24C"; |
6508fe59 | 4928 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) |
fd5f393a | 4929 | parallel_devices[i] = NULL; |
6508fe59 | 4930 | parallel_device_index = 0; |
3b46e624 | 4931 | |
1b8fc811 | 4932 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) |
9ede2fde AL |
4933 | virtio_consoles[i] = NULL; |
4934 | virtio_console_index = 0; | |
4935 | ||
268a362c AL |
4936 | for (i = 0; i < MAX_NODES; i++) { |
4937 | node_mem[i] = 0; | |
4938 | node_cpumask[i] = 0; | |
4939 | } | |
4940 | ||
a594cfbf | 4941 | usb_devices_index = 0; |
3b46e624 | 4942 | |
7c9d8e07 | 4943 | nb_net_clients = 0; |
dc72ac14 | 4944 | nb_bt_opts = 0; |
e4bcb14c TS |
4945 | nb_drives = 0; |
4946 | nb_drives_opt = 0; | |
268a362c | 4947 | nb_numa_nodes = 0; |
e4bcb14c | 4948 | hda_index = -1; |
7c9d8e07 FB |
4949 | |
4950 | nb_nics = 0; | |
3b46e624 | 4951 | |
26a5f13b | 4952 | tb_size = 0; |
41bd639b BS |
4953 | autostart= 1; |
4954 | ||
9dd986cc RJ |
4955 | register_watchdogs(); |
4956 | ||
cd6f1169 | 4957 | optind = 1; |
0824d6fc | 4958 | for(;;) { |
cd6f1169 | 4959 | if (optind >= argc) |
0824d6fc | 4960 | break; |
cd6f1169 FB |
4961 | r = argv[optind]; |
4962 | if (r[0] != '-') { | |
609497ab | 4963 | hda_index = drive_add(argv[optind++], HD_ALIAS, 0); |
cd6f1169 FB |
4964 | } else { |
4965 | const QEMUOption *popt; | |
4966 | ||
4967 | optind++; | |
dff5efc8 PB |
4968 | /* Treat --foo the same as -foo. */ |
4969 | if (r[1] == '-') | |
4970 | r++; | |
cd6f1169 FB |
4971 | popt = qemu_options; |
4972 | for(;;) { | |
4973 | if (!popt->name) { | |
5fafdf24 | 4974 | fprintf(stderr, "%s: invalid option -- '%s'\n", |
cd6f1169 FB |
4975 | argv[0], r); |
4976 | exit(1); | |
4977 | } | |
4978 | if (!strcmp(popt->name, r + 1)) | |
4979 | break; | |
4980 | popt++; | |
4981 | } | |
4982 | if (popt->flags & HAS_ARG) { | |
4983 | if (optind >= argc) { | |
4984 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
4985 | argv[0], r); | |
4986 | exit(1); | |
4987 | } | |
4988 | optarg = argv[optind++]; | |
4989 | } else { | |
4990 | optarg = NULL; | |
4991 | } | |
4992 | ||
4993 | switch(popt->index) { | |
cc1daa40 FB |
4994 | case QEMU_OPTION_M: |
4995 | machine = find_machine(optarg); | |
4996 | if (!machine) { | |
4997 | QEMUMachine *m; | |
4998 | printf("Supported machines are:\n"); | |
4999 | for(m = first_machine; m != NULL; m = m->next) { | |
9fc1babd MM |
5000 | if (m->alias) |
5001 | printf("%-10s %s (alias of %s)\n", | |
5002 | m->alias, m->desc, m->name); | |
cc1daa40 | 5003 | printf("%-10s %s%s\n", |
5fafdf24 | 5004 | m->name, m->desc, |
0c257437 | 5005 | m->is_default ? " (default)" : ""); |
cc1daa40 | 5006 | } |
15f82208 | 5007 | exit(*optarg != '?'); |
cc1daa40 FB |
5008 | } |
5009 | break; | |
94fc95cd JM |
5010 | case QEMU_OPTION_cpu: |
5011 | /* hw initialization will check this */ | |
15f82208 | 5012 | if (*optarg == '?') { |
c732abe2 JM |
5013 | /* XXX: implement xxx_cpu_list for targets that still miss it */ |
5014 | #if defined(cpu_list) | |
5015 | cpu_list(stdout, &fprintf); | |
94fc95cd | 5016 | #endif |
15f82208 | 5017 | exit(0); |
94fc95cd JM |
5018 | } else { |
5019 | cpu_model = optarg; | |
5020 | } | |
5021 | break; | |
cd6f1169 | 5022 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
5023 | initrd_filename = optarg; |
5024 | break; | |
cd6f1169 | 5025 | case QEMU_OPTION_hda: |
e4bcb14c | 5026 | if (cyls == 0) |
609497ab | 5027 | hda_index = drive_add(optarg, HD_ALIAS, 0); |
e4bcb14c | 5028 | else |
609497ab | 5029 | hda_index = drive_add(optarg, HD_ALIAS |
e4bcb14c | 5030 | ",cyls=%d,heads=%d,secs=%d%s", |
609497ab | 5031 | 0, cyls, heads, secs, |
e4bcb14c TS |
5032 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5033 | ",trans=lba" : | |
5034 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5035 | ",trans=none" : ""); | |
5036 | break; | |
cd6f1169 | 5037 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
5038 | case QEMU_OPTION_hdc: |
5039 | case QEMU_OPTION_hdd: | |
609497ab | 5040 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
fc01f7e7 | 5041 | break; |
e4bcb14c | 5042 | case QEMU_OPTION_drive: |
609497ab | 5043 | drive_add(NULL, "%s", optarg); |
e4bcb14c | 5044 | break; |
3e3d5815 | 5045 | case QEMU_OPTION_mtdblock: |
609497ab | 5046 | drive_add(optarg, MTD_ALIAS); |
3e3d5815 | 5047 | break; |
a1bb27b1 | 5048 | case QEMU_OPTION_sd: |
609497ab | 5049 | drive_add(optarg, SD_ALIAS); |
a1bb27b1 | 5050 | break; |
86f55663 | 5051 | case QEMU_OPTION_pflash: |
609497ab | 5052 | drive_add(optarg, PFLASH_ALIAS); |
86f55663 | 5053 | break; |
cd6f1169 | 5054 | case QEMU_OPTION_snapshot: |
33e3963e FB |
5055 | snapshot = 1; |
5056 | break; | |
cd6f1169 | 5057 | case QEMU_OPTION_hdachs: |
330d0414 | 5058 | { |
330d0414 FB |
5059 | const char *p; |
5060 | p = optarg; | |
5061 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5062 | if (cyls < 1 || cyls > 16383) |
5063 | goto chs_fail; | |
330d0414 FB |
5064 | if (*p != ',') |
5065 | goto chs_fail; | |
5066 | p++; | |
5067 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5068 | if (heads < 1 || heads > 16) |
5069 | goto chs_fail; | |
330d0414 FB |
5070 | if (*p != ',') |
5071 | goto chs_fail; | |
5072 | p++; | |
5073 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5074 | if (secs < 1 || secs > 63) |
5075 | goto chs_fail; | |
5076 | if (*p == ',') { | |
5077 | p++; | |
5078 | if (!strcmp(p, "none")) | |
5079 | translation = BIOS_ATA_TRANSLATION_NONE; | |
5080 | else if (!strcmp(p, "lba")) | |
5081 | translation = BIOS_ATA_TRANSLATION_LBA; | |
5082 | else if (!strcmp(p, "auto")) | |
5083 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
5084 | else | |
5085 | goto chs_fail; | |
5086 | } else if (*p != '\0') { | |
c4b1fcc0 | 5087 | chs_fail: |
46d4767d FB |
5088 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
5089 | exit(1); | |
c4b1fcc0 | 5090 | } |
e4bcb14c | 5091 | if (hda_index != -1) |
609497ab AZ |
5092 | snprintf(drives_opt[hda_index].opt, |
5093 | sizeof(drives_opt[hda_index].opt), | |
5094 | HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s", | |
5095 | 0, cyls, heads, secs, | |
e4bcb14c TS |
5096 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5097 | ",trans=lba" : | |
5098 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5099 | ",trans=none" : ""); | |
330d0414 FB |
5100 | } |
5101 | break; | |
268a362c AL |
5102 | case QEMU_OPTION_numa: |
5103 | if (nb_numa_nodes >= MAX_NODES) { | |
5104 | fprintf(stderr, "qemu: too many NUMA nodes\n"); | |
5105 | exit(1); | |
5106 | } | |
5107 | numa_add(optarg); | |
5108 | break; | |
cd6f1169 | 5109 | case QEMU_OPTION_nographic: |
993fbfdb | 5110 | display_type = DT_NOGRAPHIC; |
a20dd508 | 5111 | break; |
4d3b6f6e AZ |
5112 | #ifdef CONFIG_CURSES |
5113 | case QEMU_OPTION_curses: | |
993fbfdb | 5114 | display_type = DT_CURSES; |
4d3b6f6e AZ |
5115 | break; |
5116 | #endif | |
a171fe39 AZ |
5117 | case QEMU_OPTION_portrait: |
5118 | graphic_rotate = 1; | |
5119 | break; | |
cd6f1169 | 5120 | case QEMU_OPTION_kernel: |
a20dd508 FB |
5121 | kernel_filename = optarg; |
5122 | break; | |
cd6f1169 | 5123 | case QEMU_OPTION_append: |
a20dd508 | 5124 | kernel_cmdline = optarg; |
313aa567 | 5125 | break; |
cd6f1169 | 5126 | case QEMU_OPTION_cdrom: |
609497ab | 5127 | drive_add(optarg, CDROM_ALIAS); |
36b486bb | 5128 | break; |
cd6f1169 | 5129 | case QEMU_OPTION_boot: |
28c5af54 | 5130 | { |
ef3adf68 | 5131 | static const char * const params[] = { |
95387491 | 5132 | "order", "once", "menu", NULL |
ef3adf68 JK |
5133 | }; |
5134 | char buf[sizeof(boot_devices)]; | |
e0f084bf | 5135 | char *standard_boot_devices; |
ef3adf68 JK |
5136 | int legacy = 0; |
5137 | ||
5138 | if (!strchr(optarg, '=')) { | |
5139 | legacy = 1; | |
5140 | pstrcpy(buf, sizeof(buf), optarg); | |
5141 | } else if (check_params(buf, sizeof(buf), params, optarg) < 0) { | |
5142 | fprintf(stderr, | |
5143 | "qemu: unknown boot parameter '%s' in '%s'\n", | |
5144 | buf, optarg); | |
5145 | exit(1); | |
5146 | } | |
5147 | ||
5148 | if (legacy || | |
5149 | get_param_value(buf, sizeof(buf), "order", optarg)) { | |
5150 | boot_devices_bitmap = parse_bootdevices(buf); | |
5151 | pstrcpy(boot_devices, sizeof(boot_devices), buf); | |
28c5af54 | 5152 | } |
e0f084bf JK |
5153 | if (!legacy) { |
5154 | if (get_param_value(buf, sizeof(buf), | |
5155 | "once", optarg)) { | |
5156 | boot_devices_bitmap |= parse_bootdevices(buf); | |
5157 | standard_boot_devices = qemu_strdup(boot_devices); | |
5158 | pstrcpy(boot_devices, sizeof(boot_devices), buf); | |
5159 | qemu_register_reset(restore_boot_devices, | |
5160 | standard_boot_devices); | |
5161 | } | |
95387491 JK |
5162 | if (get_param_value(buf, sizeof(buf), |
5163 | "menu", optarg)) { | |
5164 | if (!strcmp(buf, "on")) { | |
5165 | boot_menu = 1; | |
5166 | } else if (!strcmp(buf, "off")) { | |
5167 | boot_menu = 0; | |
5168 | } else { | |
5169 | fprintf(stderr, | |
5170 | "qemu: invalid option value '%s'\n", | |
5171 | buf); | |
5172 | exit(1); | |
5173 | } | |
5174 | } | |
e0f084bf | 5175 | } |
36b486bb FB |
5176 | } |
5177 | break; | |
cd6f1169 | 5178 | case QEMU_OPTION_fda: |
cd6f1169 | 5179 | case QEMU_OPTION_fdb: |
609497ab | 5180 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
c45886db | 5181 | break; |
52ca8d6a FB |
5182 | #ifdef TARGET_I386 |
5183 | case QEMU_OPTION_no_fd_bootchk: | |
5184 | fd_bootchk = 0; | |
5185 | break; | |
5186 | #endif | |
7c9d8e07 FB |
5187 | case QEMU_OPTION_net: |
5188 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
5189 | fprintf(stderr, "qemu: too many network clients\n"); | |
c4b1fcc0 FB |
5190 | exit(1); |
5191 | } | |
fd5f393a | 5192 | net_clients[nb_net_clients] = optarg; |
7c9d8e07 | 5193 | nb_net_clients++; |
702c651c | 5194 | break; |
c7f74643 FB |
5195 | #ifdef CONFIG_SLIRP |
5196 | case QEMU_OPTION_tftp: | |
ad196a9d | 5197 | legacy_tftp_prefix = optarg; |
9bf05444 | 5198 | break; |
47d5d01a | 5199 | case QEMU_OPTION_bootp: |
ad196a9d | 5200 | legacy_bootp_filename = optarg; |
47d5d01a | 5201 | break; |
c94c8d64 | 5202 | #ifndef _WIN32 |
9d728e8c | 5203 | case QEMU_OPTION_smb: |
ad196a9d | 5204 | net_slirp_smb(optarg); |
9d728e8c | 5205 | break; |
c94c8d64 | 5206 | #endif |
9bf05444 | 5207 | case QEMU_OPTION_redir: |
f3546deb | 5208 | net_slirp_redir(optarg); |
9bf05444 | 5209 | break; |
c7f74643 | 5210 | #endif |
dc72ac14 AZ |
5211 | case QEMU_OPTION_bt: |
5212 | if (nb_bt_opts >= MAX_BT_CMDLINE) { | |
5213 | fprintf(stderr, "qemu: too many bluetooth options\n"); | |
5214 | exit(1); | |
5215 | } | |
5216 | bt_opts[nb_bt_opts++] = optarg; | |
5217 | break; | |
1d14ffa9 | 5218 | #ifdef HAS_AUDIO |
1d14ffa9 FB |
5219 | case QEMU_OPTION_audio_help: |
5220 | AUD_help (); | |
5221 | exit (0); | |
5222 | break; | |
5223 | case QEMU_OPTION_soundhw: | |
5224 | select_soundhw (optarg); | |
5225 | break; | |
5226 | #endif | |
cd6f1169 | 5227 | case QEMU_OPTION_h: |
15f82208 | 5228 | help(0); |
cd6f1169 | 5229 | break; |
9bd7e6d9 PB |
5230 | case QEMU_OPTION_version: |
5231 | version(); | |
5232 | exit(0); | |
5233 | break; | |
00f82b8a AJ |
5234 | case QEMU_OPTION_m: { |
5235 | uint64_t value; | |
5236 | char *ptr; | |
5237 | ||
5238 | value = strtoul(optarg, &ptr, 10); | |
5239 | switch (*ptr) { | |
5240 | case 0: case 'M': case 'm': | |
5241 | value <<= 20; | |
5242 | break; | |
5243 | case 'G': case 'g': | |
5244 | value <<= 30; | |
5245 | break; | |
5246 | default: | |
5247 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
cd6f1169 FB |
5248 | exit(1); |
5249 | } | |
00f82b8a AJ |
5250 | |
5251 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
5252 | if (value > (2047 << 20) | |
640f42e4 | 5253 | #ifndef CONFIG_KQEMU |
00f82b8a AJ |
5254 | && HOST_LONG_BITS == 32 |
5255 | #endif | |
5256 | ) { | |
5257 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
5258 | exit(1); | |
5259 | } | |
5260 | if (value != (uint64_t)(ram_addr_t)value) { | |
5261 | fprintf(stderr, "qemu: ram size too large\n"); | |
5262 | exit(1); | |
5263 | } | |
5264 | ram_size = value; | |
cd6f1169 | 5265 | break; |
00f82b8a | 5266 | } |
cd6f1169 FB |
5267 | case QEMU_OPTION_d: |
5268 | { | |
5269 | int mask; | |
c7cd6a37 | 5270 | const CPULogItem *item; |
3b46e624 | 5271 | |
cd6f1169 FB |
5272 | mask = cpu_str_to_log_mask(optarg); |
5273 | if (!mask) { | |
5274 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
5275 | for(item = cpu_log_items; item->mask != 0; item++) { |
5276 | printf("%-10s %s\n", item->name, item->help); | |
5277 | } | |
5278 | exit(1); | |
cd6f1169 FB |
5279 | } |
5280 | cpu_set_log(mask); | |
f193c797 | 5281 | } |
cd6f1169 | 5282 | break; |
cd6f1169 | 5283 | case QEMU_OPTION_s: |
59030a8c | 5284 | gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT; |
cd6f1169 | 5285 | break; |
59030a8c AL |
5286 | case QEMU_OPTION_gdb: |
5287 | gdbstub_dev = optarg; | |
cd6f1169 | 5288 | break; |
cd6f1169 | 5289 | case QEMU_OPTION_L: |
5cea8590 | 5290 | data_dir = optarg; |
cd6f1169 | 5291 | break; |
1192dad8 JM |
5292 | case QEMU_OPTION_bios: |
5293 | bios_name = optarg; | |
5294 | break; | |
1b530a6d AJ |
5295 | case QEMU_OPTION_singlestep: |
5296 | singlestep = 1; | |
5297 | break; | |
cd6f1169 | 5298 | case QEMU_OPTION_S: |
3c07f8e8 | 5299 | autostart = 0; |
cd6f1169 | 5300 | break; |
5824d651 | 5301 | #ifndef _WIN32 |
3d11d0eb FB |
5302 | case QEMU_OPTION_k: |
5303 | keyboard_layout = optarg; | |
5304 | break; | |
5824d651 | 5305 | #endif |
ee22c2f7 FB |
5306 | case QEMU_OPTION_localtime: |
5307 | rtc_utc = 0; | |
5308 | break; | |
3893c124 | 5309 | case QEMU_OPTION_vga: |
5310 | select_vgahw (optarg); | |
1bfe856e | 5311 | break; |
5824d651 | 5312 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
e9b137c2 FB |
5313 | case QEMU_OPTION_g: |
5314 | { | |
5315 | const char *p; | |
5316 | int w, h, depth; | |
5317 | p = optarg; | |
5318 | w = strtol(p, (char **)&p, 10); | |
5319 | if (w <= 0) { | |
5320 | graphic_error: | |
5321 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
5322 | exit(1); | |
5323 | } | |
5324 | if (*p != 'x') | |
5325 | goto graphic_error; | |
5326 | p++; | |
5327 | h = strtol(p, (char **)&p, 10); | |
5328 | if (h <= 0) | |
5329 | goto graphic_error; | |
5330 | if (*p == 'x') { | |
5331 | p++; | |
5332 | depth = strtol(p, (char **)&p, 10); | |
5fafdf24 | 5333 | if (depth != 8 && depth != 15 && depth != 16 && |
e9b137c2 FB |
5334 | depth != 24 && depth != 32) |
5335 | goto graphic_error; | |
5336 | } else if (*p == '\0') { | |
5337 | depth = graphic_depth; | |
5338 | } else { | |
5339 | goto graphic_error; | |
5340 | } | |
3b46e624 | 5341 | |
e9b137c2 FB |
5342 | graphic_width = w; |
5343 | graphic_height = h; | |
5344 | graphic_depth = depth; | |
5345 | } | |
5346 | break; | |
5824d651 | 5347 | #endif |
20d8a3ed TS |
5348 | case QEMU_OPTION_echr: |
5349 | { | |
5350 | char *r; | |
5351 | term_escape_char = strtol(optarg, &r, 0); | |
5352 | if (r == optarg) | |
5353 | printf("Bad argument to echr\n"); | |
5354 | break; | |
5355 | } | |
82c643ff | 5356 | case QEMU_OPTION_monitor: |
fd5f393a | 5357 | monitor_device = optarg; |
82c643ff FB |
5358 | break; |
5359 | case QEMU_OPTION_serial: | |
8d11df9e FB |
5360 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
5361 | fprintf(stderr, "qemu: too many serial ports\n"); | |
5362 | exit(1); | |
5363 | } | |
fd5f393a | 5364 | serial_devices[serial_device_index] = optarg; |
8d11df9e | 5365 | serial_device_index++; |
82c643ff | 5366 | break; |
9dd986cc RJ |
5367 | case QEMU_OPTION_watchdog: |
5368 | i = select_watchdog(optarg); | |
5369 | if (i > 0) | |
5370 | exit (i == 1 ? 1 : 0); | |
5371 | break; | |
5372 | case QEMU_OPTION_watchdog_action: | |
5373 | if (select_watchdog_action(optarg) == -1) { | |
5374 | fprintf(stderr, "Unknown -watchdog-action parameter\n"); | |
5375 | exit(1); | |
5376 | } | |
5377 | break; | |
51ecf136 AL |
5378 | case QEMU_OPTION_virtiocon: |
5379 | if (virtio_console_index >= MAX_VIRTIO_CONSOLES) { | |
5380 | fprintf(stderr, "qemu: too many virtio consoles\n"); | |
5381 | exit(1); | |
5382 | } | |
5383 | virtio_consoles[virtio_console_index] = optarg; | |
5384 | virtio_console_index++; | |
5385 | break; | |
6508fe59 FB |
5386 | case QEMU_OPTION_parallel: |
5387 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
5388 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
5389 | exit(1); | |
5390 | } | |
fd5f393a | 5391 | parallel_devices[parallel_device_index] = optarg; |
6508fe59 FB |
5392 | parallel_device_index++; |
5393 | break; | |
d63d307f FB |
5394 | case QEMU_OPTION_loadvm: |
5395 | loadvm = optarg; | |
5396 | break; | |
5397 | case QEMU_OPTION_full_screen: | |
5398 | full_screen = 1; | |
5399 | break; | |
667accab | 5400 | #ifdef CONFIG_SDL |
43523e93 TS |
5401 | case QEMU_OPTION_no_frame: |
5402 | no_frame = 1; | |
5403 | break; | |
3780e197 TS |
5404 | case QEMU_OPTION_alt_grab: |
5405 | alt_grab = 1; | |
5406 | break; | |
667accab TS |
5407 | case QEMU_OPTION_no_quit: |
5408 | no_quit = 1; | |
5409 | break; | |
7d957bd8 | 5410 | case QEMU_OPTION_sdl: |
993fbfdb | 5411 | display_type = DT_SDL; |
7d957bd8 | 5412 | break; |
667accab | 5413 | #endif |
f7cce898 | 5414 | case QEMU_OPTION_pidfile: |
93815bc2 | 5415 | pid_file = optarg; |
f7cce898 | 5416 | break; |
a09db21f FB |
5417 | #ifdef TARGET_I386 |
5418 | case QEMU_OPTION_win2k_hack: | |
5419 | win2k_install_hack = 1; | |
5420 | break; | |
73822ec8 AL |
5421 | case QEMU_OPTION_rtc_td_hack: |
5422 | rtc_td_hack = 1; | |
5423 | break; | |
8a92ea2f AL |
5424 | case QEMU_OPTION_acpitable: |
5425 | if(acpi_table_add(optarg) < 0) { | |
5426 | fprintf(stderr, "Wrong acpi table provided\n"); | |
5427 | exit(1); | |
5428 | } | |
5429 | break; | |
b6f6e3d3 AL |
5430 | case QEMU_OPTION_smbios: |
5431 | if(smbios_entry_add(optarg) < 0) { | |
5432 | fprintf(stderr, "Wrong smbios provided\n"); | |
5433 | exit(1); | |
5434 | } | |
5435 | break; | |
a09db21f | 5436 | #endif |
640f42e4 | 5437 | #ifdef CONFIG_KQEMU |
52249f0f AL |
5438 | case QEMU_OPTION_enable_kqemu: |
5439 | kqemu_allowed = 1; | |
d993e026 | 5440 | break; |
89bfc105 FB |
5441 | case QEMU_OPTION_kernel_kqemu: |
5442 | kqemu_allowed = 2; | |
5443 | break; | |
7ba1e619 AL |
5444 | #endif |
5445 | #ifdef CONFIG_KVM | |
5446 | case QEMU_OPTION_enable_kvm: | |
5447 | kvm_allowed = 1; | |
640f42e4 | 5448 | #ifdef CONFIG_KQEMU |
7ba1e619 AL |
5449 | kqemu_allowed = 0; |
5450 | #endif | |
5451 | break; | |
d993e026 | 5452 | #endif |
bb36d470 FB |
5453 | case QEMU_OPTION_usb: |
5454 | usb_enabled = 1; | |
5455 | break; | |
a594cfbf FB |
5456 | case QEMU_OPTION_usbdevice: |
5457 | usb_enabled = 1; | |
0d92ed30 | 5458 | if (usb_devices_index >= MAX_USB_CMDLINE) { |
a594cfbf FB |
5459 | fprintf(stderr, "Too many USB devices\n"); |
5460 | exit(1); | |
5461 | } | |
fd5f393a | 5462 | usb_devices[usb_devices_index] = optarg; |
a594cfbf FB |
5463 | usb_devices_index++; |
5464 | break; | |
6a00d601 FB |
5465 | case QEMU_OPTION_smp: |
5466 | smp_cpus = atoi(optarg); | |
b2097003 | 5467 | if (smp_cpus < 1) { |
6a00d601 FB |
5468 | fprintf(stderr, "Invalid number of CPUs\n"); |
5469 | exit(1); | |
5470 | } | |
5471 | break; | |
24236869 | 5472 | case QEMU_OPTION_vnc: |
993fbfdb | 5473 | display_type = DT_VNC; |
73fc9742 | 5474 | vnc_display = optarg; |
24236869 | 5475 | break; |
5824d651 | 5476 | #ifdef TARGET_I386 |
6515b203 FB |
5477 | case QEMU_OPTION_no_acpi: |
5478 | acpi_enabled = 0; | |
5479 | break; | |
16b29ae1 AL |
5480 | case QEMU_OPTION_no_hpet: |
5481 | no_hpet = 1; | |
5482 | break; | |
7d4c3d53 MA |
5483 | case QEMU_OPTION_balloon: |
5484 | if (balloon_parse(optarg) < 0) { | |
5485 | fprintf(stderr, "Unknown -balloon argument %s\n", optarg); | |
5486 | exit(1); | |
5487 | } | |
df97b920 | 5488 | break; |
5824d651 | 5489 | #endif |
d1beab82 FB |
5490 | case QEMU_OPTION_no_reboot: |
5491 | no_reboot = 1; | |
5492 | break; | |
b2f76161 AJ |
5493 | case QEMU_OPTION_no_shutdown: |
5494 | no_shutdown = 1; | |
5495 | break; | |
9467cd46 AZ |
5496 | case QEMU_OPTION_show_cursor: |
5497 | cursor_hide = 0; | |
5498 | break; | |
8fcb1b90 BS |
5499 | case QEMU_OPTION_uuid: |
5500 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
5501 | fprintf(stderr, "Fail to parse UUID string." | |
5502 | " Wrong format.\n"); | |
5503 | exit(1); | |
5504 | } | |
5505 | break; | |
5824d651 | 5506 | #ifndef _WIN32 |
71e3ceb8 TS |
5507 | case QEMU_OPTION_daemonize: |
5508 | daemonize = 1; | |
5509 | break; | |
5824d651 | 5510 | #endif |
9ae02555 TS |
5511 | case QEMU_OPTION_option_rom: |
5512 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
5513 | fprintf(stderr, "Too many option ROMs\n"); | |
5514 | exit(1); | |
5515 | } | |
5516 | option_rom[nb_option_roms] = optarg; | |
5517 | nb_option_roms++; | |
5518 | break; | |
5824d651 | 5519 | #if defined(TARGET_ARM) || defined(TARGET_M68K) |
8e71621f PB |
5520 | case QEMU_OPTION_semihosting: |
5521 | semihosting_enabled = 1; | |
5522 | break; | |
5824d651 | 5523 | #endif |
c35734b2 | 5524 | case QEMU_OPTION_name: |
1889465a AK |
5525 | qemu_name = qemu_strdup(optarg); |
5526 | { | |
5527 | char *p = strchr(qemu_name, ','); | |
5528 | if (p != NULL) { | |
5529 | *p++ = 0; | |
5530 | if (strncmp(p, "process=", 8)) { | |
5531 | fprintf(stderr, "Unknown subargument %s to -name", p); | |
5532 | exit(1); | |
5533 | } | |
5534 | p += 8; | |
5535 | set_proc_name(p); | |
5536 | } | |
5537 | } | |
c35734b2 | 5538 | break; |
95efd11c | 5539 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
5540 | case QEMU_OPTION_prom_env: |
5541 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
5542 | fprintf(stderr, "Too many prom variables\n"); | |
5543 | exit(1); | |
5544 | } | |
5545 | prom_envs[nb_prom_envs] = optarg; | |
5546 | nb_prom_envs++; | |
5547 | break; | |
2b8f2d41 AZ |
5548 | #endif |
5549 | #ifdef TARGET_ARM | |
5550 | case QEMU_OPTION_old_param: | |
5551 | old_param = 1; | |
05ebd537 | 5552 | break; |
66508601 | 5553 | #endif |
f3dcfada TS |
5554 | case QEMU_OPTION_clock: |
5555 | configure_alarms(optarg); | |
5556 | break; | |
7e0af5d0 FB |
5557 | case QEMU_OPTION_startdate: |
5558 | { | |
5559 | struct tm tm; | |
f6503059 | 5560 | time_t rtc_start_date; |
7e0af5d0 | 5561 | if (!strcmp(optarg, "now")) { |
f6503059 | 5562 | rtc_date_offset = -1; |
7e0af5d0 FB |
5563 | } else { |
5564 | if (sscanf(optarg, "%d-%d-%dT%d:%d:%d", | |
5565 | &tm.tm_year, | |
5566 | &tm.tm_mon, | |
5567 | &tm.tm_mday, | |
5568 | &tm.tm_hour, | |
5569 | &tm.tm_min, | |
5570 | &tm.tm_sec) == 6) { | |
5571 | /* OK */ | |
5572 | } else if (sscanf(optarg, "%d-%d-%d", | |
5573 | &tm.tm_year, | |
5574 | &tm.tm_mon, | |
5575 | &tm.tm_mday) == 3) { | |
5576 | tm.tm_hour = 0; | |
5577 | tm.tm_min = 0; | |
5578 | tm.tm_sec = 0; | |
5579 | } else { | |
5580 | goto date_fail; | |
5581 | } | |
5582 | tm.tm_year -= 1900; | |
5583 | tm.tm_mon--; | |
3c6b2088 | 5584 | rtc_start_date = mktimegm(&tm); |
7e0af5d0 FB |
5585 | if (rtc_start_date == -1) { |
5586 | date_fail: | |
5587 | fprintf(stderr, "Invalid date format. Valid format are:\n" | |
5588 | "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n"); | |
5589 | exit(1); | |
5590 | } | |
f6503059 | 5591 | rtc_date_offset = time(NULL) - rtc_start_date; |
7e0af5d0 FB |
5592 | } |
5593 | } | |
5594 | break; | |
26a5f13b FB |
5595 | case QEMU_OPTION_tb_size: |
5596 | tb_size = strtol(optarg, NULL, 0); | |
5597 | if (tb_size < 0) | |
5598 | tb_size = 0; | |
5599 | break; | |
2e70f6ef PB |
5600 | case QEMU_OPTION_icount: |
5601 | use_icount = 1; | |
5602 | if (strcmp(optarg, "auto") == 0) { | |
5603 | icount_time_shift = -1; | |
5604 | } else { | |
5605 | icount_time_shift = strtol(optarg, NULL, 0); | |
5606 | } | |
5607 | break; | |
5bb7910a AL |
5608 | case QEMU_OPTION_incoming: |
5609 | incoming = optarg; | |
5610 | break; | |
5824d651 | 5611 | #ifndef _WIN32 |
0858532e AL |
5612 | case QEMU_OPTION_chroot: |
5613 | chroot_dir = optarg; | |
5614 | break; | |
5615 | case QEMU_OPTION_runas: | |
5616 | run_as = optarg; | |
5617 | break; | |
e37630ca AL |
5618 | #endif |
5619 | #ifdef CONFIG_XEN | |
5620 | case QEMU_OPTION_xen_domid: | |
5621 | xen_domid = atoi(optarg); | |
5622 | break; | |
5623 | case QEMU_OPTION_xen_create: | |
5624 | xen_mode = XEN_CREATE; | |
5625 | break; | |
5626 | case QEMU_OPTION_xen_attach: | |
5627 | xen_mode = XEN_ATTACH; | |
5628 | break; | |
5824d651 | 5629 | #endif |
cd6f1169 | 5630 | } |
0824d6fc FB |
5631 | } |
5632 | } | |
330d0414 | 5633 | |
5cea8590 PB |
5634 | /* If no data_dir is specified then try to find it relative to the |
5635 | executable path. */ | |
5636 | if (!data_dir) { | |
5637 | data_dir = find_datadir(argv[0]); | |
5638 | } | |
5639 | /* If all else fails use the install patch specified when building. */ | |
5640 | if (!data_dir) { | |
5641 | data_dir = CONFIG_QEMU_SHAREDIR; | |
5642 | } | |
5643 | ||
640f42e4 | 5644 | #if defined(CONFIG_KVM) && defined(CONFIG_KQEMU) |
7ba1e619 AL |
5645 | if (kvm_allowed && kqemu_allowed) { |
5646 | fprintf(stderr, | |
5647 | "You can not enable both KVM and kqemu at the same time\n"); | |
5648 | exit(1); | |
5649 | } | |
5650 | #endif | |
5651 | ||
3d878caa | 5652 | machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
b2097003 AL |
5653 | if (smp_cpus > machine->max_cpus) { |
5654 | fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " | |
5655 | "supported by machine `%s' (%d)\n", smp_cpus, machine->name, | |
5656 | machine->max_cpus); | |
5657 | exit(1); | |
5658 | } | |
5659 | ||
993fbfdb | 5660 | if (display_type == DT_NOGRAPHIC) { |
bc0129d9 AL |
5661 | if (serial_device_index == 0) |
5662 | serial_devices[0] = "stdio"; | |
5663 | if (parallel_device_index == 0) | |
5664 | parallel_devices[0] = "null"; | |
5665 | if (strncmp(monitor_device, "vc", 2) == 0) | |
5666 | monitor_device = "stdio"; | |
5667 | } | |
5668 | ||
71e3ceb8 | 5669 | #ifndef _WIN32 |
71e3ceb8 TS |
5670 | if (daemonize) { |
5671 | pid_t pid; | |
5672 | ||
5673 | if (pipe(fds) == -1) | |
5674 | exit(1); | |
5675 | ||
5676 | pid = fork(); | |
5677 | if (pid > 0) { | |
5678 | uint8_t status; | |
5679 | ssize_t len; | |
5680 | ||
5681 | close(fds[1]); | |
5682 | ||
5683 | again: | |
93815bc2 TS |
5684 | len = read(fds[0], &status, 1); |
5685 | if (len == -1 && (errno == EINTR)) | |
5686 | goto again; | |
5687 | ||
5688 | if (len != 1) | |
5689 | exit(1); | |
5690 | else if (status == 1) { | |
5691 | fprintf(stderr, "Could not acquire pidfile\n"); | |
5692 | exit(1); | |
5693 | } else | |
5694 | exit(0); | |
71e3ceb8 | 5695 | } else if (pid < 0) |
93815bc2 | 5696 | exit(1); |
71e3ceb8 TS |
5697 | |
5698 | setsid(); | |
5699 | ||
5700 | pid = fork(); | |
5701 | if (pid > 0) | |
5702 | exit(0); | |
5703 | else if (pid < 0) | |
5704 | exit(1); | |
5705 | ||
5706 | umask(027); | |
71e3ceb8 TS |
5707 | |
5708 | signal(SIGTSTP, SIG_IGN); | |
5709 | signal(SIGTTOU, SIG_IGN); | |
5710 | signal(SIGTTIN, SIG_IGN); | |
5711 | } | |
71e3ceb8 | 5712 | |
aa26bb2d | 5713 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
93815bc2 TS |
5714 | if (daemonize) { |
5715 | uint8_t status = 1; | |
5716 | write(fds[1], &status, 1); | |
5717 | } else | |
5718 | fprintf(stderr, "Could not acquire pid file\n"); | |
5719 | exit(1); | |
5720 | } | |
b9e82a59 | 5721 | #endif |
93815bc2 | 5722 | |
640f42e4 | 5723 | #ifdef CONFIG_KQEMU |
ff3fbb30 FB |
5724 | if (smp_cpus > 1) |
5725 | kqemu_allowed = 0; | |
5726 | #endif | |
3fcf7b6b AL |
5727 | if (qemu_init_main_loop()) { |
5728 | fprintf(stderr, "qemu_init_main_loop failed\n"); | |
5729 | exit(1); | |
5730 | } | |
a20dd508 | 5731 | linux_boot = (kernel_filename != NULL); |
6c41b272 | 5732 | |
f8d39c01 TS |
5733 | if (!linux_boot && *kernel_cmdline != '\0') { |
5734 | fprintf(stderr, "-append only allowed with -kernel option\n"); | |
5735 | exit(1); | |
5736 | } | |
5737 | ||
5738 | if (!linux_boot && initrd_filename != NULL) { | |
5739 | fprintf(stderr, "-initrd only allowed with -kernel option\n"); | |
5740 | exit(1); | |
5741 | } | |
5742 | ||
b118d61e | 5743 | setvbuf(stdout, NULL, _IOLBF, 0); |
3b46e624 | 5744 | |
634fce96 | 5745 | init_timers(); |
7183b4b4 AL |
5746 | if (init_timer_alarm() < 0) { |
5747 | fprintf(stderr, "could not initialize alarm timer\n"); | |
5748 | exit(1); | |
5749 | } | |
2e70f6ef PB |
5750 | if (use_icount && icount_time_shift < 0) { |
5751 | use_icount = 2; | |
5752 | /* 125MIPS seems a reasonable initial guess at the guest speed. | |
5753 | It will be corrected fairly quickly anyway. */ | |
5754 | icount_time_shift = 3; | |
5755 | init_icount_adjust(); | |
5756 | } | |
634fce96 | 5757 | |
fd1dff4b FB |
5758 | #ifdef _WIN32 |
5759 | socket_init(); | |
5760 | #endif | |
5761 | ||
7c9d8e07 FB |
5762 | /* init network clients */ |
5763 | if (nb_net_clients == 0) { | |
5764 | /* if no clients, we use a default config */ | |
f441b28b AL |
5765 | net_clients[nb_net_clients++] = "nic"; |
5766 | #ifdef CONFIG_SLIRP | |
5767 | net_clients[nb_net_clients++] = "user"; | |
5768 | #endif | |
c20709aa FB |
5769 | } |
5770 | ||
7c9d8e07 | 5771 | for(i = 0;i < nb_net_clients; i++) { |
9ad97e65 | 5772 | if (net_client_parse(net_clients[i]) < 0) |
7c9d8e07 | 5773 | exit(1); |
702c651c | 5774 | } |
f1510b2c | 5775 | |
406c8df3 GC |
5776 | net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF; |
5777 | net_set_boot_mask(net_boot); | |
5778 | ||
5779 | net_client_check(); | |
eec85c2a | 5780 | |
dc72ac14 AZ |
5781 | /* init the bluetooth world */ |
5782 | for (i = 0; i < nb_bt_opts; i++) | |
5783 | if (bt_parse(bt_opts[i])) | |
5784 | exit(1); | |
5785 | ||
0824d6fc | 5786 | /* init the memory */ |
94a6b54f PB |
5787 | if (ram_size == 0) |
5788 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
9ae02555 | 5789 | |
640f42e4 | 5790 | #ifdef CONFIG_KQEMU |
94a6b54f PB |
5791 | /* FIXME: This is a nasty hack because kqemu can't cope with dynamic |
5792 | guest ram allocation. It needs to go away. */ | |
5793 | if (kqemu_allowed) { | |
4cfce484 | 5794 | kqemu_phys_ram_size = ram_size + 8 * 1024 * 1024 + 4 * 1024 * 1024; |
94a6b54f PB |
5795 | kqemu_phys_ram_base = qemu_vmalloc(kqemu_phys_ram_size); |
5796 | if (!kqemu_phys_ram_base) { | |
5797 | fprintf(stderr, "Could not allocate physical memory\n"); | |
5798 | exit(1); | |
5799 | } | |
0824d6fc | 5800 | } |
94a6b54f | 5801 | #endif |
0824d6fc | 5802 | |
26a5f13b FB |
5803 | /* init the dynamic translator */ |
5804 | cpu_exec_init_all(tb_size * 1024 * 1024); | |
5805 | ||
5905b2e5 | 5806 | bdrv_init(); |
c4b1fcc0 | 5807 | |
e4bcb14c | 5808 | /* we always create the cdrom drive, even if no disk is there */ |
c4b1fcc0 | 5809 | |
e4bcb14c | 5810 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5811 | drive_add(NULL, CDROM_ALIAS); |
c4b1fcc0 | 5812 | |
9d413d1d | 5813 | /* we always create at least one floppy */ |
33e3963e | 5814 | |
e4bcb14c | 5815 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5816 | drive_add(NULL, FD_ALIAS, 0); |
86f55663 | 5817 | |
9d413d1d AZ |
5818 | /* we always create one sd slot, even if no card is in it */ |
5819 | ||
5820 | if (nb_drives_opt < MAX_DRIVES) | |
609497ab | 5821 | drive_add(NULL, SD_ALIAS); |
9d413d1d | 5822 | |
e4bcb14c TS |
5823 | /* open the virtual block devices */ |
5824 | ||
5825 | for(i = 0; i < nb_drives_opt; i++) | |
609497ab | 5826 | if (drive_init(&drives_opt[i], snapshot, machine) == -1) |
e4bcb14c | 5827 | exit(1); |
3e3d5815 | 5828 | |
c88676f8 | 5829 | register_savevm("timer", 0, 2, timer_save, timer_load, NULL); |
475e4277 | 5830 | register_savevm_live("ram", 0, 3, ram_save_live, NULL, ram_load, NULL); |
8a7ddc38 | 5831 | |
3023f332 AL |
5832 | #ifndef _WIN32 |
5833 | /* must be after terminal init, SDL library changes signal handlers */ | |
7c3370d4 | 5834 | sighandler_setup(); |
3023f332 AL |
5835 | #endif |
5836 | ||
5837 | /* Maintain compatibility with multiple stdio monitors */ | |
5838 | if (!strcmp(monitor_device,"stdio")) { | |
5839 | for (i = 0; i < MAX_SERIAL_PORTS; i++) { | |
5840 | const char *devname = serial_devices[i]; | |
5841 | if (devname && !strcmp(devname,"mon:stdio")) { | |
5842 | monitor_device = NULL; | |
5843 | break; | |
5844 | } else if (devname && !strcmp(devname,"stdio")) { | |
5845 | monitor_device = NULL; | |
5846 | serial_devices[i] = "mon:stdio"; | |
5847 | break; | |
5848 | } | |
5849 | } | |
5850 | } | |
5851 | ||
268a362c AL |
5852 | if (nb_numa_nodes > 0) { |
5853 | int i; | |
5854 | ||
5855 | if (nb_numa_nodes > smp_cpus) { | |
5856 | nb_numa_nodes = smp_cpus; | |
5857 | } | |
5858 | ||
5859 | /* If no memory size if given for any node, assume the default case | |
5860 | * and distribute the available memory equally across all nodes | |
5861 | */ | |
5862 | for (i = 0; i < nb_numa_nodes; i++) { | |
5863 | if (node_mem[i] != 0) | |
5864 | break; | |
5865 | } | |
5866 | if (i == nb_numa_nodes) { | |
5867 | uint64_t usedmem = 0; | |
5868 | ||
5869 | /* On Linux, the each node's border has to be 8MB aligned, | |
5870 | * the final node gets the rest. | |
5871 | */ | |
5872 | for (i = 0; i < nb_numa_nodes - 1; i++) { | |
5873 | node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); | |
5874 | usedmem += node_mem[i]; | |
5875 | } | |
5876 | node_mem[i] = ram_size - usedmem; | |
5877 | } | |
5878 | ||
5879 | for (i = 0; i < nb_numa_nodes; i++) { | |
5880 | if (node_cpumask[i] != 0) | |
5881 | break; | |
5882 | } | |
5883 | /* assigning the VCPUs round-robin is easier to implement, guest OSes | |
5884 | * must cope with this anyway, because there are BIOSes out there in | |
5885 | * real machines which also use this scheme. | |
5886 | */ | |
5887 | if (i == nb_numa_nodes) { | |
5888 | for (i = 0; i < smp_cpus; i++) { | |
5889 | node_cpumask[i % nb_numa_nodes] |= 1 << i; | |
5890 | } | |
5891 | } | |
5892 | } | |
5893 | ||
3023f332 AL |
5894 | if (kvm_enabled()) { |
5895 | int ret; | |
5896 | ||
5897 | ret = kvm_init(smp_cpus); | |
5898 | if (ret < 0) { | |
5899 | fprintf(stderr, "failed to initialize KVM\n"); | |
5900 | exit(1); | |
5901 | } | |
5902 | } | |
5903 | ||
4c621805 | 5904 | if (monitor_device) { |
ceecf1d1 | 5905 | monitor_hd = qemu_chr_open("monitor", monitor_device, NULL); |
4c621805 AL |
5906 | if (!monitor_hd) { |
5907 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
5908 | exit(1); | |
5909 | } | |
5910 | } | |
5911 | ||
2796dae0 AL |
5912 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
5913 | const char *devname = serial_devices[i]; | |
5914 | if (devname && strcmp(devname, "none")) { | |
5915 | char label[32]; | |
5916 | snprintf(label, sizeof(label), "serial%d", i); | |
ceecf1d1 | 5917 | serial_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5918 | if (!serial_hds[i]) { |
5919 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
5920 | devname); | |
5921 | exit(1); | |
5922 | } | |
5923 | } | |
5924 | } | |
5925 | ||
5926 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { | |
5927 | const char *devname = parallel_devices[i]; | |
5928 | if (devname && strcmp(devname, "none")) { | |
5929 | char label[32]; | |
5930 | snprintf(label, sizeof(label), "parallel%d", i); | |
ceecf1d1 | 5931 | parallel_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5932 | if (!parallel_hds[i]) { |
5933 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
5934 | devname); | |
5935 | exit(1); | |
5936 | } | |
5937 | } | |
5938 | } | |
5939 | ||
5940 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { | |
5941 | const char *devname = virtio_consoles[i]; | |
5942 | if (devname && strcmp(devname, "none")) { | |
5943 | char label[32]; | |
5944 | snprintf(label, sizeof(label), "virtcon%d", i); | |
ceecf1d1 | 5945 | virtcon_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5946 | if (!virtcon_hds[i]) { |
5947 | fprintf(stderr, "qemu: could not open virtio console '%s'\n", | |
5948 | devname); | |
5949 | exit(1); | |
5950 | } | |
5951 | } | |
5952 | } | |
5953 | ||
aae9460e PB |
5954 | module_call_init(MODULE_INIT_DEVICE); |
5955 | ||
b6b61144 GH |
5956 | if (machine->compat_props) { |
5957 | qdev_prop_register_compat(machine->compat_props); | |
5958 | } | |
fbe1b595 | 5959 | machine->init(ram_size, boot_devices, |
3023f332 AL |
5960 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
5961 | ||
268a362c AL |
5962 | |
5963 | for (env = first_cpu; env != NULL; env = env->next_cpu) { | |
5964 | for (i = 0; i < nb_numa_nodes; i++) { | |
5965 | if (node_cpumask[i] & (1 << env->cpu_index)) { | |
5966 | env->numa_node = i; | |
5967 | } | |
5968 | } | |
5969 | } | |
5970 | ||
6f338c34 AL |
5971 | current_machine = machine; |
5972 | ||
3023f332 AL |
5973 | /* init USB devices */ |
5974 | if (usb_enabled) { | |
5975 | for(i = 0; i < usb_devices_index; i++) { | |
c0f4ce77 | 5976 | if (usb_device_add(usb_devices[i], 0) < 0) { |
3023f332 AL |
5977 | fprintf(stderr, "Warning: could not add USB device %s\n", |
5978 | usb_devices[i]); | |
5979 | } | |
5980 | } | |
5981 | } | |
5982 | ||
8f391ab4 AL |
5983 | if (!display_state) |
5984 | dumb_display_init(); | |
3023f332 AL |
5985 | /* just use the first displaystate for the moment */ |
5986 | ds = display_state; | |
993fbfdb AL |
5987 | |
5988 | if (display_type == DT_DEFAULT) { | |
5989 | #if defined(CONFIG_SDL) || defined(CONFIG_COCOA) | |
5990 | display_type = DT_SDL; | |
5991 | #else | |
5992 | display_type = DT_VNC; | |
5993 | vnc_display = "localhost:0,to=99"; | |
5994 | show_vnc_port = 1; | |
5995 | #endif | |
5996 | } | |
5997 | ||
5998 | ||
5999 | switch (display_type) { | |
6000 | case DT_NOGRAPHIC: | |
6001 | break; | |
4d3b6f6e | 6002 | #if defined(CONFIG_CURSES) |
993fbfdb AL |
6003 | case DT_CURSES: |
6004 | curses_display_init(ds, full_screen); | |
6005 | break; | |
4d3b6f6e | 6006 | #endif |
5b0753e0 | 6007 | #if defined(CONFIG_SDL) |
993fbfdb AL |
6008 | case DT_SDL: |
6009 | sdl_display_init(ds, full_screen, no_frame); | |
6010 | break; | |
5b0753e0 | 6011 | #elif defined(CONFIG_COCOA) |
993fbfdb AL |
6012 | case DT_SDL: |
6013 | cocoa_display_init(ds, full_screen); | |
6014 | break; | |
313aa567 | 6015 | #endif |
993fbfdb AL |
6016 | case DT_VNC: |
6017 | vnc_display_init(ds); | |
6018 | if (vnc_display_open(ds, vnc_display) < 0) | |
6019 | exit(1); | |
f92f8afe | 6020 | |
993fbfdb AL |
6021 | if (show_vnc_port) { |
6022 | printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); | |
f92f8afe | 6023 | } |
993fbfdb AL |
6024 | break; |
6025 | default: | |
6026 | break; | |
313aa567 | 6027 | } |
7d957bd8 | 6028 | dpy_resize(ds); |
5b08fc10 | 6029 | |
3023f332 AL |
6030 | dcl = ds->listeners; |
6031 | while (dcl != NULL) { | |
6032 | if (dcl->dpy_refresh != NULL) { | |
6033 | ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); | |
6034 | qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); | |
20d8a3ed | 6035 | } |
3023f332 | 6036 | dcl = dcl->next; |
20d8a3ed | 6037 | } |
3023f332 | 6038 | |
993fbfdb | 6039 | if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) { |
9043b62d BS |
6040 | nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL); |
6041 | qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); | |
6042 | } | |
6043 | ||
2796dae0 | 6044 | text_consoles_set_display(display_state); |
2970a6c9 | 6045 | qemu_chr_initial_reset(); |
2796dae0 | 6046 | |
4c621805 | 6047 | if (monitor_device && monitor_hd) |
cde76ee1 | 6048 | monitor_init(monitor_hd, MONITOR_USE_READLINE | MONITOR_IS_DEFAULT); |
82c643ff | 6049 | |
8d11df9e | 6050 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
c03b0f0f | 6051 | const char *devname = serial_devices[i]; |
fd5f393a | 6052 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 6053 | if (strstart(devname, "vc", 0)) |
7ba1260a | 6054 | qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i); |
8d11df9e | 6055 | } |
82c643ff | 6056 | } |
82c643ff | 6057 | |
6508fe59 | 6058 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
c03b0f0f | 6059 | const char *devname = parallel_devices[i]; |
fd5f393a | 6060 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 6061 | if (strstart(devname, "vc", 0)) |
7ba1260a | 6062 | qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i); |
6508fe59 FB |
6063 | } |
6064 | } | |
6065 | ||
9ede2fde AL |
6066 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { |
6067 | const char *devname = virtio_consoles[i]; | |
2796dae0 | 6068 | if (virtcon_hds[i] && devname) { |
9ede2fde AL |
6069 | if (strstart(devname, "vc", 0)) |
6070 | qemu_chr_printf(virtcon_hds[i], "virtio console%d\r\n", i); | |
6071 | } | |
6072 | } | |
6073 | ||
59030a8c AL |
6074 | if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
6075 | fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n", | |
6076 | gdbstub_dev); | |
6077 | exit(1); | |
45669e00 | 6078 | } |
45669e00 | 6079 | |
d63d307f | 6080 | if (loadvm) |
376253ec | 6081 | do_loadvm(cur_mon, loadvm); |
d63d307f | 6082 | |
1d600827 GC |
6083 | if (incoming) { |
6084 | autostart = 0; | |
5bb7910a | 6085 | qemu_start_incoming_migration(incoming); |
1d600827 | 6086 | } |
5bb7910a | 6087 | |
3e0d1ad5 | 6088 | else if (autostart) |
c0f4ce77 | 6089 | vm_start(); |
ffd843bc | 6090 | |
b9e82a59 | 6091 | #ifndef _WIN32 |
71e3ceb8 TS |
6092 | if (daemonize) { |
6093 | uint8_t status = 0; | |
6094 | ssize_t len; | |
71e3ceb8 TS |
6095 | |
6096 | again1: | |
6097 | len = write(fds[1], &status, 1); | |
6098 | if (len == -1 && (errno == EINTR)) | |
6099 | goto again1; | |
6100 | ||
6101 | if (len != 1) | |
6102 | exit(1); | |
6103 | ||
bd54b863 | 6104 | chdir("/"); |
aeb30be6 | 6105 | TFR(fd = open("/dev/null", O_RDWR)); |
71e3ceb8 TS |
6106 | if (fd == -1) |
6107 | exit(1); | |
0858532e | 6108 | } |
71e3ceb8 | 6109 | |
0858532e AL |
6110 | if (run_as) { |
6111 | pwd = getpwnam(run_as); | |
6112 | if (!pwd) { | |
6113 | fprintf(stderr, "User \"%s\" doesn't exist\n", run_as); | |
6114 | exit(1); | |
6115 | } | |
6116 | } | |
6117 | ||
6118 | if (chroot_dir) { | |
6119 | if (chroot(chroot_dir) < 0) { | |
6120 | fprintf(stderr, "chroot failed\n"); | |
6121 | exit(1); | |
6122 | } | |
6123 | chdir("/"); | |
6124 | } | |
6125 | ||
6126 | if (run_as) { | |
6127 | if (setgid(pwd->pw_gid) < 0) { | |
6128 | fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid); | |
6129 | exit(1); | |
6130 | } | |
6131 | if (setuid(pwd->pw_uid) < 0) { | |
6132 | fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid); | |
6133 | exit(1); | |
6134 | } | |
6135 | if (setuid(0) != -1) { | |
6136 | fprintf(stderr, "Dropping privileges failed\n"); | |
6137 | exit(1); | |
6138 | } | |
6139 | } | |
0858532e AL |
6140 | |
6141 | if (daemonize) { | |
6142 | dup2(fd, 0); | |
6143 | dup2(fd, 1); | |
6144 | dup2(fd, 2); | |
71e3ceb8 | 6145 | |
0858532e | 6146 | close(fd); |
71e3ceb8 | 6147 | } |
b9e82a59 | 6148 | #endif |
71e3ceb8 | 6149 | |
8a7ddc38 | 6150 | main_loop(); |
40c3bac3 | 6151 | quit_timers(); |
63a01ef8 | 6152 | net_cleanup(); |
b46a8906 | 6153 | |
0824d6fc FB |
6154 | return 0; |
6155 | } |