4 * Copyright (c) 2003-2007 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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
35 #include <sys/times.h>
40 #include <sys/ioctl.h>
41 #include <sys/socket.h>
42 #include <netinet/in.h>
45 #include <sys/select.h>
46 #include <arpa/inet.h>
52 #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
53 #include <freebsd/stdlib.h>
57 #include <linux/if_tun.h>
60 #include <linux/rtc.h>
62 /* For the benefit of older linux systems which don't supply it,
63 we use a local copy of hpet.h. */
64 /* #include <linux/hpet.h> */
67 #include <linux/ppdev.h>
68 #include <linux/parport.h>
71 #include <sys/ethernet.h>
72 #include <sys/sockio.h>
73 #include <netinet/arp.h>
74 #include <netinet/in.h>
75 #include <netinet/in_systm.h>
76 #include <netinet/ip.h>
77 #include <netinet/ip_icmp.h> // must come after ip.h
78 #include <netinet/udp.h>
79 #include <netinet/tcp.h>
87 int inet_aton(const char *cp, struct in_addr *ia);
90 #if defined(CONFIG_SLIRP)
96 #include <sys/timeb.h>
98 #define getopt_long_only getopt_long
99 #define memalign(align, size) malloc(size)
102 #include "qemu_socket.h"
108 #endif /* CONFIG_SDL */
112 #define main qemu_main
113 #endif /* CONFIG_COCOA */
117 #include "exec-all.h"
119 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
120 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
122 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
124 #define SMBD_COMMAND "/usr/sbin/smbd"
127 //#define DEBUG_UNUSED_IOPORT
128 //#define DEBUG_IOPORT
130 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
133 #define DEFAULT_RAM_SIZE 144
135 #define DEFAULT_RAM_SIZE 128
138 #define GUI_REFRESH_INTERVAL 30
140 /* Max number of USB devices that can be specified on the commandline. */
141 #define MAX_USB_CMDLINE 8
143 /* XXX: use a two level table to limit memory usage */
144 #define MAX_IOPORTS 65536
146 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
147 const char *bios_name = NULL;
148 char phys_ram_file[1024];
149 void *ioport_opaque[MAX_IOPORTS];
150 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
151 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
152 /* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
153 to store the VM snapshots */
154 BlockDriverState *bs_table[MAX_DISKS + 1], *fd_table[MAX_FD];
155 BlockDriverState *pflash_table[MAX_PFLASH];
156 BlockDriverState *sd_bdrv;
157 BlockDriverState *mtd_bdrv;
158 /* point to the block driver where the snapshots are managed */
159 BlockDriverState *bs_snapshots;
161 static DisplayState display_state;
163 const char* keyboard_layout = NULL;
164 int64_t ticks_per_sec;
165 int boot_device = 'c';
167 int pit_min_timer_count = 0;
169 NICInfo nd_table[MAX_NICS];
172 int cirrus_vga_enabled = 1;
173 int vmsvga_enabled = 0;
175 int graphic_width = 1024;
176 int graphic_height = 768;
177 int graphic_depth = 8;
179 int graphic_width = 800;
180 int graphic_height = 600;
181 int graphic_depth = 15;
186 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
187 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
189 int win2k_install_hack = 0;
192 static VLANState *first_vlan;
194 const char *vnc_display;
195 #if defined(TARGET_SPARC)
197 #elif defined(TARGET_I386)
202 int acpi_enabled = 1;
206 int graphic_rotate = 0;
208 const char *option_rom[MAX_OPTION_ROMS];
210 int semihosting_enabled = 0;
215 const char *qemu_name;
218 unsigned int nb_prom_envs = 0;
219 const char *prom_envs[MAX_PROM_ENVS];
222 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
224 /***********************************************************/
225 /* x86 ISA bus support */
227 target_phys_addr_t isa_mem_base = 0;
230 uint32_t default_ioport_readb(void *opaque, uint32_t address)
232 #ifdef DEBUG_UNUSED_IOPORT
233 fprintf(stderr, "unused inb: port=0x%04x\n", address);
238 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
240 #ifdef DEBUG_UNUSED_IOPORT
241 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
245 /* default is to make two byte accesses */
246 uint32_t default_ioport_readw(void *opaque, uint32_t address)
249 data = ioport_read_table[0][address](ioport_opaque[address], address);
250 address = (address + 1) & (MAX_IOPORTS - 1);
251 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
255 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
257 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
258 address = (address + 1) & (MAX_IOPORTS - 1);
259 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
262 uint32_t default_ioport_readl(void *opaque, uint32_t address)
264 #ifdef DEBUG_UNUSED_IOPORT
265 fprintf(stderr, "unused inl: port=0x%04x\n", address);
270 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
272 #ifdef DEBUG_UNUSED_IOPORT
273 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
277 void init_ioports(void)
281 for(i = 0; i < MAX_IOPORTS; i++) {
282 ioport_read_table[0][i] = default_ioport_readb;
283 ioport_write_table[0][i] = default_ioport_writeb;
284 ioport_read_table[1][i] = default_ioport_readw;
285 ioport_write_table[1][i] = default_ioport_writew;
286 ioport_read_table[2][i] = default_ioport_readl;
287 ioport_write_table[2][i] = default_ioport_writel;
291 /* size is the word size in byte */
292 int register_ioport_read(int start, int length, int size,
293 IOPortReadFunc *func, void *opaque)
299 } else if (size == 2) {
301 } else if (size == 4) {
304 hw_error("register_ioport_read: invalid size");
307 for(i = start; i < start + length; i += size) {
308 ioport_read_table[bsize][i] = func;
309 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
310 hw_error("register_ioport_read: invalid opaque");
311 ioport_opaque[i] = opaque;
316 /* size is the word size in byte */
317 int register_ioport_write(int start, int length, int size,
318 IOPortWriteFunc *func, void *opaque)
324 } else if (size == 2) {
326 } else if (size == 4) {
329 hw_error("register_ioport_write: invalid size");
332 for(i = start; i < start + length; i += size) {
333 ioport_write_table[bsize][i] = func;
334 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
335 hw_error("register_ioport_write: invalid opaque");
336 ioport_opaque[i] = opaque;
341 void isa_unassign_ioport(int start, int length)
345 for(i = start; i < start + length; i++) {
346 ioport_read_table[0][i] = default_ioport_readb;
347 ioport_read_table[1][i] = default_ioport_readw;
348 ioport_read_table[2][i] = default_ioport_readl;
350 ioport_write_table[0][i] = default_ioport_writeb;
351 ioport_write_table[1][i] = default_ioport_writew;
352 ioport_write_table[2][i] = default_ioport_writel;
356 /***********************************************************/
358 void cpu_outb(CPUState *env, int addr, int val)
361 if (loglevel & CPU_LOG_IOPORT)
362 fprintf(logfile, "outb: %04x %02x\n", addr, val);
364 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
367 env->last_io_time = cpu_get_time_fast();
371 void cpu_outw(CPUState *env, int addr, int val)
374 if (loglevel & CPU_LOG_IOPORT)
375 fprintf(logfile, "outw: %04x %04x\n", addr, val);
377 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
380 env->last_io_time = cpu_get_time_fast();
384 void cpu_outl(CPUState *env, int addr, int val)
387 if (loglevel & CPU_LOG_IOPORT)
388 fprintf(logfile, "outl: %04x %08x\n", addr, val);
390 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
393 env->last_io_time = cpu_get_time_fast();
397 int cpu_inb(CPUState *env, int addr)
400 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
402 if (loglevel & CPU_LOG_IOPORT)
403 fprintf(logfile, "inb : %04x %02x\n", addr, val);
407 env->last_io_time = cpu_get_time_fast();
412 int cpu_inw(CPUState *env, int addr)
415 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
417 if (loglevel & CPU_LOG_IOPORT)
418 fprintf(logfile, "inw : %04x %04x\n", addr, val);
422 env->last_io_time = cpu_get_time_fast();
427 int cpu_inl(CPUState *env, int addr)
430 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
432 if (loglevel & CPU_LOG_IOPORT)
433 fprintf(logfile, "inl : %04x %08x\n", addr, val);
437 env->last_io_time = cpu_get_time_fast();
442 /***********************************************************/
443 void hw_error(const char *fmt, ...)
449 fprintf(stderr, "qemu: hardware error: ");
450 vfprintf(stderr, fmt, ap);
451 fprintf(stderr, "\n");
452 for(env = first_cpu; env != NULL; env = env->next_cpu) {
453 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
455 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
457 cpu_dump_state(env, stderr, fprintf, 0);
464 /***********************************************************/
467 static QEMUPutKBDEvent *qemu_put_kbd_event;
468 static void *qemu_put_kbd_event_opaque;
469 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
470 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
472 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
474 qemu_put_kbd_event_opaque = opaque;
475 qemu_put_kbd_event = func;
478 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
479 void *opaque, int absolute,
482 QEMUPutMouseEntry *s, *cursor;
484 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
488 s->qemu_put_mouse_event = func;
489 s->qemu_put_mouse_event_opaque = opaque;
490 s->qemu_put_mouse_event_absolute = absolute;
491 s->qemu_put_mouse_event_name = qemu_strdup(name);
494 if (!qemu_put_mouse_event_head) {
495 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
499 cursor = qemu_put_mouse_event_head;
500 while (cursor->next != NULL)
501 cursor = cursor->next;
504 qemu_put_mouse_event_current = s;
509 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
511 QEMUPutMouseEntry *prev = NULL, *cursor;
513 if (!qemu_put_mouse_event_head || entry == NULL)
516 cursor = qemu_put_mouse_event_head;
517 while (cursor != NULL && cursor != entry) {
519 cursor = cursor->next;
522 if (cursor == NULL) // does not exist or list empty
524 else if (prev == NULL) { // entry is head
525 qemu_put_mouse_event_head = cursor->next;
526 if (qemu_put_mouse_event_current == entry)
527 qemu_put_mouse_event_current = cursor->next;
528 qemu_free(entry->qemu_put_mouse_event_name);
533 prev->next = entry->next;
535 if (qemu_put_mouse_event_current == entry)
536 qemu_put_mouse_event_current = prev;
538 qemu_free(entry->qemu_put_mouse_event_name);
542 void kbd_put_keycode(int keycode)
544 if (qemu_put_kbd_event) {
545 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
549 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
551 QEMUPutMouseEvent *mouse_event;
552 void *mouse_event_opaque;
555 if (!qemu_put_mouse_event_current) {
560 qemu_put_mouse_event_current->qemu_put_mouse_event;
562 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
565 if (graphic_rotate) {
566 if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
569 width = graphic_width;
570 mouse_event(mouse_event_opaque,
571 width - dy, dx, dz, buttons_state);
573 mouse_event(mouse_event_opaque,
574 dx, dy, dz, buttons_state);
578 int kbd_mouse_is_absolute(void)
580 if (!qemu_put_mouse_event_current)
583 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
586 void do_info_mice(void)
588 QEMUPutMouseEntry *cursor;
591 if (!qemu_put_mouse_event_head) {
592 term_printf("No mouse devices connected\n");
596 term_printf("Mouse devices available:\n");
597 cursor = qemu_put_mouse_event_head;
598 while (cursor != NULL) {
599 term_printf("%c Mouse #%d: %s\n",
600 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
601 index, cursor->qemu_put_mouse_event_name);
603 cursor = cursor->next;
607 void do_mouse_set(int index)
609 QEMUPutMouseEntry *cursor;
612 if (!qemu_put_mouse_event_head) {
613 term_printf("No mouse devices connected\n");
617 cursor = qemu_put_mouse_event_head;
618 while (cursor != NULL && index != i) {
620 cursor = cursor->next;
624 qemu_put_mouse_event_current = cursor;
626 term_printf("Mouse at given index not found\n");
629 /* compute with 96 bit intermediate result: (a*b)/c */
630 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
635 #ifdef WORDS_BIGENDIAN
645 rl = (uint64_t)u.l.low * (uint64_t)b;
646 rh = (uint64_t)u.l.high * (uint64_t)b;
649 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
653 /***********************************************************/
654 /* real time host monotonic timer */
656 #define QEMU_TIMER_BASE 1000000000LL
660 static int64_t clock_freq;
662 static void init_get_clock(void)
666 ret = QueryPerformanceFrequency(&freq);
668 fprintf(stderr, "Could not calibrate ticks\n");
671 clock_freq = freq.QuadPart;
674 static int64_t get_clock(void)
677 QueryPerformanceCounter(&ti);
678 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
683 static int use_rt_clock;
685 static void init_get_clock(void)
688 #if defined(__linux__)
691 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
698 static int64_t get_clock(void)
700 #if defined(__linux__)
703 clock_gettime(CLOCK_MONOTONIC, &ts);
704 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
708 /* XXX: using gettimeofday leads to problems if the date
709 changes, so it should be avoided. */
711 gettimeofday(&tv, NULL);
712 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
718 /***********************************************************/
719 /* guest cycle counter */
721 static int64_t cpu_ticks_prev;
722 static int64_t cpu_ticks_offset;
723 static int64_t cpu_clock_offset;
724 static int cpu_ticks_enabled;
726 /* return the host CPU cycle counter and handle stop/restart */
727 int64_t cpu_get_ticks(void)
729 if (!cpu_ticks_enabled) {
730 return cpu_ticks_offset;
733 ticks = cpu_get_real_ticks();
734 if (cpu_ticks_prev > ticks) {
735 /* Note: non increasing ticks may happen if the host uses
737 cpu_ticks_offset += cpu_ticks_prev - ticks;
739 cpu_ticks_prev = ticks;
740 return ticks + cpu_ticks_offset;
744 /* return the host CPU monotonic timer and handle stop/restart */
745 static int64_t cpu_get_clock(void)
748 if (!cpu_ticks_enabled) {
749 return cpu_clock_offset;
752 return ti + cpu_clock_offset;
756 /* enable cpu_get_ticks() */
757 void cpu_enable_ticks(void)
759 if (!cpu_ticks_enabled) {
760 cpu_ticks_offset -= cpu_get_real_ticks();
761 cpu_clock_offset -= get_clock();
762 cpu_ticks_enabled = 1;
766 /* disable cpu_get_ticks() : the clock is stopped. You must not call
767 cpu_get_ticks() after that. */
768 void cpu_disable_ticks(void)
770 if (cpu_ticks_enabled) {
771 cpu_ticks_offset = cpu_get_ticks();
772 cpu_clock_offset = cpu_get_clock();
773 cpu_ticks_enabled = 0;
777 /***********************************************************/
780 #define QEMU_TIMER_REALTIME 0
781 #define QEMU_TIMER_VIRTUAL 1
785 /* XXX: add frequency */
793 struct QEMUTimer *next;
796 struct qemu_alarm_timer {
800 int (*start)(struct qemu_alarm_timer *t);
801 void (*stop)(struct qemu_alarm_timer *t);
802 void (*rearm)(struct qemu_alarm_timer *t);
806 #define ALARM_FLAG_DYNTICKS 0x1
808 static inline int alarm_has_dynticks(struct qemu_alarm_timer *t)
810 return t->flags & ALARM_FLAG_DYNTICKS;
813 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t)
815 if (!alarm_has_dynticks(t))
821 /* TODO: MIN_TIMER_REARM_US should be optimized */
822 #define MIN_TIMER_REARM_US 250
824 static struct qemu_alarm_timer *alarm_timer;
828 struct qemu_alarm_win32 {
832 } alarm_win32_data = {0, NULL, -1};
834 static int win32_start_timer(struct qemu_alarm_timer *t);
835 static void win32_stop_timer(struct qemu_alarm_timer *t);
836 static void win32_rearm_timer(struct qemu_alarm_timer *t);
840 static int unix_start_timer(struct qemu_alarm_timer *t);
841 static void unix_stop_timer(struct qemu_alarm_timer *t);
845 static int dynticks_start_timer(struct qemu_alarm_timer *t);
846 static void dynticks_stop_timer(struct qemu_alarm_timer *t);
847 static void dynticks_rearm_timer(struct qemu_alarm_timer *t);
849 static int hpet_start_timer(struct qemu_alarm_timer *t);
850 static void hpet_stop_timer(struct qemu_alarm_timer *t);
852 static int rtc_start_timer(struct qemu_alarm_timer *t);
853 static void rtc_stop_timer(struct qemu_alarm_timer *t);
855 #endif /* __linux__ */
859 static struct qemu_alarm_timer alarm_timers[] = {
862 {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer,
863 dynticks_stop_timer, dynticks_rearm_timer, NULL},
864 /* HPET - if available - is preferred */
865 {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL},
866 /* ...otherwise try RTC */
867 {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL},
869 {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL},
871 {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer,
872 win32_stop_timer, win32_rearm_timer, &alarm_win32_data},
873 {"win32", 0, win32_start_timer,
874 win32_stop_timer, NULL, &alarm_win32_data},
879 static void show_available_alarms()
883 printf("Available alarm timers, in order of precedence:\n");
884 for (i = 0; alarm_timers[i].name; i++)
885 printf("%s\n", alarm_timers[i].name);
888 static void configure_alarms(char const *opt)
892 int count = (sizeof(alarm_timers) / sizeof(*alarm_timers)) - 1;
896 if (!strcmp(opt, "help")) {
897 show_available_alarms();
903 /* Reorder the array */
904 name = strtok(arg, ",");
906 struct qemu_alarm_timer tmp;
908 for (i = 0; i < count && alarm_timers[i].name; i++) {
909 if (!strcmp(alarm_timers[i].name, name))
914 fprintf(stderr, "Unknown clock %s\n", name);
923 tmp = alarm_timers[i];
924 alarm_timers[i] = alarm_timers[cur];
925 alarm_timers[cur] = tmp;
929 name = strtok(NULL, ",");
935 /* Disable remaining timers */
936 for (i = cur; i < count; i++)
937 alarm_timers[i].name = NULL;
941 show_available_alarms();
947 static QEMUTimer *active_timers[2];
949 QEMUClock *qemu_new_clock(int type)
952 clock = qemu_mallocz(sizeof(QEMUClock));
959 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
963 ts = qemu_mallocz(sizeof(QEMUTimer));
970 void qemu_free_timer(QEMUTimer *ts)
975 /* stop a timer, but do not dealloc it */
976 void qemu_del_timer(QEMUTimer *ts)
980 /* NOTE: this code must be signal safe because
981 qemu_timer_expired() can be called from a signal. */
982 pt = &active_timers[ts->clock->type];
995 /* modify the current timer so that it will be fired when current_time
996 >= expire_time. The corresponding callback will be called. */
997 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
1003 /* add the timer in the sorted list */
1004 /* NOTE: this code must be signal safe because
1005 qemu_timer_expired() can be called from a signal. */
1006 pt = &active_timers[ts->clock->type];
1011 if (t->expire_time > expire_time)
1015 ts->expire_time = expire_time;
1020 int qemu_timer_pending(QEMUTimer *ts)
1023 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
1030 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
1034 return (timer_head->expire_time <= current_time);
1037 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
1043 if (!ts || ts->expire_time > current_time)
1045 /* remove timer from the list before calling the callback */
1046 *ptimer_head = ts->next;
1049 /* run the callback (the timer list can be modified) */
1052 qemu_rearm_alarm_timer(alarm_timer);
1055 int64_t qemu_get_clock(QEMUClock *clock)
1057 switch(clock->type) {
1058 case QEMU_TIMER_REALTIME:
1059 return get_clock() / 1000000;
1061 case QEMU_TIMER_VIRTUAL:
1062 return cpu_get_clock();
1066 static void init_timers(void)
1069 ticks_per_sec = QEMU_TIMER_BASE;
1070 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
1071 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
1075 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
1077 uint64_t expire_time;
1079 if (qemu_timer_pending(ts)) {
1080 expire_time = ts->expire_time;
1084 qemu_put_be64(f, expire_time);
1087 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
1089 uint64_t expire_time;
1091 expire_time = qemu_get_be64(f);
1092 if (expire_time != -1) {
1093 qemu_mod_timer(ts, expire_time);
1099 static void timer_save(QEMUFile *f, void *opaque)
1101 if (cpu_ticks_enabled) {
1102 hw_error("cannot save state if virtual timers are running");
1104 qemu_put_be64s(f, &cpu_ticks_offset);
1105 qemu_put_be64s(f, &ticks_per_sec);
1106 qemu_put_be64s(f, &cpu_clock_offset);
1109 static int timer_load(QEMUFile *f, void *opaque, int version_id)
1111 if (version_id != 1 && version_id != 2)
1113 if (cpu_ticks_enabled) {
1116 qemu_get_be64s(f, &cpu_ticks_offset);
1117 qemu_get_be64s(f, &ticks_per_sec);
1118 if (version_id == 2) {
1119 qemu_get_be64s(f, &cpu_clock_offset);
1125 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
1126 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
1128 static void host_alarm_handler(int host_signum)
1132 #define DISP_FREQ 1000
1134 static int64_t delta_min = INT64_MAX;
1135 static int64_t delta_max, delta_cum, last_clock, delta, ti;
1137 ti = qemu_get_clock(vm_clock);
1138 if (last_clock != 0) {
1139 delta = ti - last_clock;
1140 if (delta < delta_min)
1142 if (delta > delta_max)
1145 if (++count == DISP_FREQ) {
1146 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
1147 muldiv64(delta_min, 1000000, ticks_per_sec),
1148 muldiv64(delta_max, 1000000, ticks_per_sec),
1149 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
1150 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
1152 delta_min = INT64_MAX;
1160 if (alarm_has_dynticks(alarm_timer) ||
1161 qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
1162 qemu_get_clock(vm_clock)) ||
1163 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
1164 qemu_get_clock(rt_clock))) {
1166 struct qemu_alarm_win32 *data = ((struct qemu_alarm_timer*)dwUser)->priv;
1167 SetEvent(data->host_alarm);
1169 CPUState *env = cpu_single_env;
1171 /* stop the currently executing cpu because a timer occured */
1172 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
1174 if (env->kqemu_enabled) {
1175 kqemu_cpu_interrupt(env);
1182 static uint64_t qemu_next_deadline(void)
1184 int64_t nearest_delta_us = INT64_MAX;
1187 if (active_timers[QEMU_TIMER_REALTIME])
1188 nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
1189 qemu_get_clock(rt_clock))*1000;
1191 if (active_timers[QEMU_TIMER_VIRTUAL]) {
1193 vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
1194 qemu_get_clock(vm_clock)+999)/1000;
1195 if (vmdelta_us < nearest_delta_us)
1196 nearest_delta_us = vmdelta_us;
1199 /* Avoid arming the timer to negative, zero, or too low values */
1200 if (nearest_delta_us <= MIN_TIMER_REARM_US)
1201 nearest_delta_us = MIN_TIMER_REARM_US;
1203 return nearest_delta_us;
1208 #if defined(__linux__)
1210 #define RTC_FREQ 1024
1212 static void enable_sigio_timer(int fd)
1214 struct sigaction act;
1217 sigfillset(&act.sa_mask);
1219 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1220 act.sa_flags |= SA_ONSTACK;
1222 act.sa_handler = host_alarm_handler;
1224 sigaction(SIGIO, &act, NULL);
1225 fcntl(fd, F_SETFL, O_ASYNC);
1226 fcntl(fd, F_SETOWN, getpid());
1229 static int hpet_start_timer(struct qemu_alarm_timer *t)
1231 struct hpet_info info;
1234 fd = open("/dev/hpet", O_RDONLY);
1239 r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ);
1241 fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1242 "error, but for better emulation accuracy type:\n"
1243 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1247 /* Check capabilities */
1248 r = ioctl(fd, HPET_INFO, &info);
1252 /* Enable periodic mode */
1253 r = ioctl(fd, HPET_EPI, 0);
1254 if (info.hi_flags && (r < 0))
1257 /* Enable interrupt */
1258 r = ioctl(fd, HPET_IE_ON, 0);
1262 enable_sigio_timer(fd);
1263 t->priv = (void *)(long)fd;
1271 static void hpet_stop_timer(struct qemu_alarm_timer *t)
1273 int fd = (long)t->priv;
1278 static int rtc_start_timer(struct qemu_alarm_timer *t)
1282 TFR(rtc_fd = open("/dev/rtc", O_RDONLY));
1285 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1286 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1287 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1288 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1291 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1297 enable_sigio_timer(rtc_fd);
1299 t->priv = (void *)(long)rtc_fd;
1304 static void rtc_stop_timer(struct qemu_alarm_timer *t)
1306 int rtc_fd = (long)t->priv;
1311 static int dynticks_start_timer(struct qemu_alarm_timer *t)
1315 struct sigaction act;
1317 sigfillset(&act.sa_mask);
1319 #if defined(TARGET_I386) && defined(USE_CODE_COPY)
1320 act.sa_flags |= SA_ONSTACK;
1322 act.sa_handler = host_alarm_handler;
1324 sigaction(SIGALRM, &act, NULL);
1326 ev.sigev_value.sival_int = 0;
1327 ev.sigev_notify = SIGEV_SIGNAL;
1328 ev.sigev_signo = SIGALRM;
1330 if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) {
1331 perror("timer_create");
1333 /* disable dynticks */
1334 fprintf(stderr, "Dynamic Ticks disabled\n");
1339 t->priv = (void *)host_timer;
1344 static void dynticks_stop_timer(struct qemu_alarm_timer *t)
1346 timer_t host_timer = (timer_t)t->priv;
1348 timer_delete(host_timer);
1351 static void dynticks_rearm_timer(struct qemu_alarm_timer *t)
1353 timer_t host_timer = (timer_t)t->priv;
1354 struct itimerspec timeout;
1355 int64_t nearest_delta_us = INT64_MAX;
1358 if (!active_timers[QEMU_TIMER_REALTIME] &&
1359 !active_timers[QEMU_TIMER_VIRTUAL])
1362 nearest_delta_us = qemu_next_deadline();
1364 /* check whether a timer is already running */
1365 if (timer_gettime(host_timer, &timeout)) {
1367 fprintf(stderr, "Internal timer error: aborting\n");
1370 current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000;
1371 if (current_us && current_us <= nearest_delta_us)
1374 timeout.it_interval.tv_sec = 0;
1375 timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */
1376 timeout.it_value.tv_sec = nearest_delta_us / 1000000;
1377 timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000;
1378 if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) {
1380 fprintf(stderr, "Internal timer error: aborting\n");
1385 #endif /* defined(__linux__) */
1387 static int unix_start_timer(struct qemu_alarm_timer *t)
1389 struct sigaction act;
1390 struct itimerval itv;
1394 sigfillset(&act.sa_mask);
1396 #if defined(TARGET_I386) && defined(USE_CODE_COPY)
1397 act.sa_flags |= SA_ONSTACK;
1399 act.sa_handler = host_alarm_handler;
1401 sigaction(SIGALRM, &act, NULL);
1403 itv.it_interval.tv_sec = 0;
1404 /* for i386 kernel 2.6 to get 1 ms */
1405 itv.it_interval.tv_usec = 999;
1406 itv.it_value.tv_sec = 0;
1407 itv.it_value.tv_usec = 10 * 1000;
1409 err = setitimer(ITIMER_REAL, &itv, NULL);
1416 static void unix_stop_timer(struct qemu_alarm_timer *t)
1418 struct itimerval itv;
1420 memset(&itv, 0, sizeof(itv));
1421 setitimer(ITIMER_REAL, &itv, NULL);
1424 #endif /* !defined(_WIN32) */
1428 static int win32_start_timer(struct qemu_alarm_timer *t)
1431 struct qemu_alarm_win32 *data = t->priv;
1434 data->host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1435 if (!data->host_alarm) {
1436 perror("Failed CreateEvent");
1440 memset(&tc, 0, sizeof(tc));
1441 timeGetDevCaps(&tc, sizeof(tc));
1443 if (data->period < tc.wPeriodMin)
1444 data->period = tc.wPeriodMin;
1446 timeBeginPeriod(data->period);
1448 flags = TIME_CALLBACK_FUNCTION;
1449 if (alarm_has_dynticks(t))
1450 flags |= TIME_ONESHOT;
1452 flags |= TIME_PERIODIC;
1454 data->timerId = timeSetEvent(1, // interval (ms)
1455 data->period, // resolution
1456 host_alarm_handler, // function
1457 (DWORD)t, // parameter
1460 if (!data->timerId) {
1461 perror("Failed to initialize win32 alarm timer");
1463 timeEndPeriod(data->period);
1464 CloseHandle(data->host_alarm);
1468 qemu_add_wait_object(data->host_alarm, NULL, NULL);
1473 static void win32_stop_timer(struct qemu_alarm_timer *t)
1475 struct qemu_alarm_win32 *data = t->priv;
1477 timeKillEvent(data->timerId);
1478 timeEndPeriod(data->period);
1480 CloseHandle(data->host_alarm);
1483 static void win32_rearm_timer(struct qemu_alarm_timer *t)
1485 struct qemu_alarm_win32 *data = t->priv;
1486 uint64_t nearest_delta_us;
1488 if (!active_timers[QEMU_TIMER_REALTIME] &&
1489 !active_timers[QEMU_TIMER_VIRTUAL])
1492 nearest_delta_us = qemu_next_deadline();
1493 nearest_delta_us /= 1000;
1495 timeKillEvent(data->timerId);
1497 data->timerId = timeSetEvent(1,
1501 TIME_ONESHOT | TIME_PERIODIC);
1503 if (!data->timerId) {
1504 perror("Failed to re-arm win32 alarm timer");
1506 timeEndPeriod(data->period);
1507 CloseHandle(data->host_alarm);
1514 static void init_timer_alarm(void)
1516 struct qemu_alarm_timer *t;
1519 for (i = 0; alarm_timers[i].name; i++) {
1520 t = &alarm_timers[i];
1528 fprintf(stderr, "Unable to find any suitable alarm timer.\n");
1529 fprintf(stderr, "Terminating\n");
1536 void quit_timers(void)
1538 alarm_timer->stop(alarm_timer);
1542 /***********************************************************/
1543 /* character device */
1545 static void qemu_chr_event(CharDriverState *s, int event)
1549 s->chr_event(s->handler_opaque, event);
1552 static void qemu_chr_reset_bh(void *opaque)
1554 CharDriverState *s = opaque;
1555 qemu_chr_event(s, CHR_EVENT_RESET);
1556 qemu_bh_delete(s->bh);
1560 void qemu_chr_reset(CharDriverState *s)
1562 if (s->bh == NULL) {
1563 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1564 qemu_bh_schedule(s->bh);
1568 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1570 return s->chr_write(s, buf, len);
1573 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1577 return s->chr_ioctl(s, cmd, arg);
1580 int qemu_chr_can_read(CharDriverState *s)
1582 if (!s->chr_can_read)
1584 return s->chr_can_read(s->handler_opaque);
1587 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1589 s->chr_read(s->handler_opaque, buf, len);
1593 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1598 vsnprintf(buf, sizeof(buf), fmt, ap);
1599 qemu_chr_write(s, buf, strlen(buf));
1603 void qemu_chr_send_event(CharDriverState *s, int event)
1605 if (s->chr_send_event)
1606 s->chr_send_event(s, event);
1609 void qemu_chr_add_handlers(CharDriverState *s,
1610 IOCanRWHandler *fd_can_read,
1611 IOReadHandler *fd_read,
1612 IOEventHandler *fd_event,
1615 s->chr_can_read = fd_can_read;
1616 s->chr_read = fd_read;
1617 s->chr_event = fd_event;
1618 s->handler_opaque = opaque;
1619 if (s->chr_update_read_handler)
1620 s->chr_update_read_handler(s);
1623 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1628 static CharDriverState *qemu_chr_open_null(void)
1630 CharDriverState *chr;
1632 chr = qemu_mallocz(sizeof(CharDriverState));
1635 chr->chr_write = null_chr_write;
1639 /* MUX driver for serial I/O splitting */
1640 static int term_timestamps;
1641 static int64_t term_timestamps_start;
1644 IOCanRWHandler *chr_can_read[MAX_MUX];
1645 IOReadHandler *chr_read[MAX_MUX];
1646 IOEventHandler *chr_event[MAX_MUX];
1647 void *ext_opaque[MAX_MUX];
1648 CharDriverState *drv;
1650 int term_got_escape;
1655 static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1657 MuxDriver *d = chr->opaque;
1659 if (!term_timestamps) {
1660 ret = d->drv->chr_write(d->drv, buf, len);
1665 for(i = 0; i < len; i++) {
1666 ret += d->drv->chr_write(d->drv, buf+i, 1);
1667 if (buf[i] == '\n') {
1673 if (term_timestamps_start == -1)
1674 term_timestamps_start = ti;
1675 ti -= term_timestamps_start;
1676 secs = ti / 1000000000;
1677 snprintf(buf1, sizeof(buf1),
1678 "[%02d:%02d:%02d.%03d] ",
1682 (int)((ti / 1000000) % 1000));
1683 d->drv->chr_write(d->drv, buf1, strlen(buf1));
1690 static char *mux_help[] = {
1691 "% h print this help\n\r",
1692 "% x exit emulator\n\r",
1693 "% s save disk data back to file (if -snapshot)\n\r",
1694 "% t toggle console timestamps\n\r"
1695 "% b send break (magic sysrq)\n\r",
1696 "% c switch between console and monitor\n\r",
1701 static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1702 static void mux_print_help(CharDriverState *chr)
1705 char ebuf[15] = "Escape-Char";
1706 char cbuf[50] = "\n\r";
1708 if (term_escape_char > 0 && term_escape_char < 26) {
1709 sprintf(cbuf,"\n\r");
1710 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1712 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char);
1714 chr->chr_write(chr, cbuf, strlen(cbuf));
1715 for (i = 0; mux_help[i] != NULL; i++) {
1716 for (j=0; mux_help[i][j] != '\0'; j++) {
1717 if (mux_help[i][j] == '%')
1718 chr->chr_write(chr, ebuf, strlen(ebuf));
1720 chr->chr_write(chr, &mux_help[i][j], 1);
1725 static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1727 if (d->term_got_escape) {
1728 d->term_got_escape = 0;
1729 if (ch == term_escape_char)
1734 mux_print_help(chr);
1738 char *term = "QEMU: Terminated\n\r";
1739 chr->chr_write(chr,term,strlen(term));
1746 for (i = 0; i < MAX_DISKS; i++) {
1748 bdrv_commit(bs_table[i]);
1751 bdrv_commit(mtd_bdrv);
1755 qemu_chr_event(chr, CHR_EVENT_BREAK);
1758 /* Switch to the next registered device */
1760 if (chr->focus >= d->mux_cnt)
1764 term_timestamps = !term_timestamps;
1765 term_timestamps_start = -1;
1768 } else if (ch == term_escape_char) {
1769 d->term_got_escape = 1;
1777 static int mux_chr_can_read(void *opaque)
1779 CharDriverState *chr = opaque;
1780 MuxDriver *d = chr->opaque;
1781 if (d->chr_can_read[chr->focus])
1782 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1786 static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1788 CharDriverState *chr = opaque;
1789 MuxDriver *d = chr->opaque;
1791 for(i = 0; i < size; i++)
1792 if (mux_proc_byte(chr, d, buf[i]))
1793 d->chr_read[chr->focus](d->ext_opaque[chr->focus], &buf[i], 1);
1796 static void mux_chr_event(void *opaque, int event)
1798 CharDriverState *chr = opaque;
1799 MuxDriver *d = chr->opaque;
1802 /* Send the event to all registered listeners */
1803 for (i = 0; i < d->mux_cnt; i++)
1804 if (d->chr_event[i])
1805 d->chr_event[i](d->ext_opaque[i], event);
1808 static void mux_chr_update_read_handler(CharDriverState *chr)
1810 MuxDriver *d = chr->opaque;
1812 if (d->mux_cnt >= MAX_MUX) {
1813 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1816 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1817 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1818 d->chr_read[d->mux_cnt] = chr->chr_read;
1819 d->chr_event[d->mux_cnt] = chr->chr_event;
1820 /* Fix up the real driver with mux routines */
1821 if (d->mux_cnt == 0) {
1822 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1823 mux_chr_event, chr);
1825 chr->focus = d->mux_cnt;
1829 CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1831 CharDriverState *chr;
1834 chr = qemu_mallocz(sizeof(CharDriverState));
1837 d = qemu_mallocz(sizeof(MuxDriver));
1846 chr->chr_write = mux_chr_write;
1847 chr->chr_update_read_handler = mux_chr_update_read_handler;
1854 static void socket_cleanup(void)
1859 static int socket_init(void)
1864 ret = WSAStartup(MAKEWORD(2,2), &Data);
1866 err = WSAGetLastError();
1867 fprintf(stderr, "WSAStartup: %d\n", err);
1870 atexit(socket_cleanup);
1874 static int send_all(int fd, const uint8_t *buf, int len1)
1880 ret = send(fd, buf, len, 0);
1883 errno = WSAGetLastError();
1884 if (errno != WSAEWOULDBLOCK) {
1887 } else if (ret == 0) {
1897 void socket_set_nonblock(int fd)
1899 unsigned long opt = 1;
1900 ioctlsocket(fd, FIONBIO, &opt);
1905 static int unix_write(int fd, const uint8_t *buf, int len1)
1911 ret = write(fd, buf, len);
1913 if (errno != EINTR && errno != EAGAIN)
1915 } else if (ret == 0) {
1925 static inline int send_all(int fd, const uint8_t *buf, int len1)
1927 return unix_write(fd, buf, len1);
1930 void socket_set_nonblock(int fd)
1932 fcntl(fd, F_SETFL, O_NONBLOCK);
1934 #endif /* !_WIN32 */
1943 #define STDIO_MAX_CLIENTS 1
1944 static int stdio_nb_clients = 0;
1946 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1948 FDCharDriver *s = chr->opaque;
1949 return unix_write(s->fd_out, buf, len);
1952 static int fd_chr_read_poll(void *opaque)
1954 CharDriverState *chr = opaque;
1955 FDCharDriver *s = chr->opaque;
1957 s->max_size = qemu_chr_can_read(chr);
1961 static void fd_chr_read(void *opaque)
1963 CharDriverState *chr = opaque;
1964 FDCharDriver *s = chr->opaque;
1969 if (len > s->max_size)
1973 size = read(s->fd_in, buf, len);
1975 /* FD has been closed. Remove it from the active list. */
1976 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
1980 qemu_chr_read(chr, buf, size);
1984 static void fd_chr_update_read_handler(CharDriverState *chr)
1986 FDCharDriver *s = chr->opaque;
1988 if (s->fd_in >= 0) {
1989 if (nographic && s->fd_in == 0) {
1991 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1992 fd_chr_read, NULL, chr);
1997 /* open a character device to a unix fd */
1998 static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
2000 CharDriverState *chr;
2003 chr = qemu_mallocz(sizeof(CharDriverState));
2006 s = qemu_mallocz(sizeof(FDCharDriver));
2014 chr->chr_write = fd_chr_write;
2015 chr->chr_update_read_handler = fd_chr_update_read_handler;
2017 qemu_chr_reset(chr);
2022 static CharDriverState *qemu_chr_open_file_out(const char *file_out)
2026 TFR(fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666));
2029 return qemu_chr_open_fd(-1, fd_out);
2032 static CharDriverState *qemu_chr_open_pipe(const char *filename)
2035 char filename_in[256], filename_out[256];
2037 snprintf(filename_in, 256, "%s.in", filename);
2038 snprintf(filename_out, 256, "%s.out", filename);
2039 TFR(fd_in = open(filename_in, O_RDWR | O_BINARY));
2040 TFR(fd_out = open(filename_out, O_RDWR | O_BINARY));
2041 if (fd_in < 0 || fd_out < 0) {
2046 TFR(fd_in = fd_out = open(filename, O_RDWR | O_BINARY));
2050 return qemu_chr_open_fd(fd_in, fd_out);
2054 /* for STDIO, we handle the case where several clients use it
2057 #define TERM_FIFO_MAX_SIZE 1
2059 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
2060 static int term_fifo_size;
2062 static int stdio_read_poll(void *opaque)
2064 CharDriverState *chr = opaque;
2066 /* try to flush the queue if needed */
2067 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
2068 qemu_chr_read(chr, term_fifo, 1);
2071 /* see if we can absorb more chars */
2072 if (term_fifo_size == 0)
2078 static void stdio_read(void *opaque)
2082 CharDriverState *chr = opaque;
2084 size = read(0, buf, 1);
2086 /* stdin has been closed. Remove it from the active list. */
2087 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
2091 if (qemu_chr_can_read(chr) > 0) {
2092 qemu_chr_read(chr, buf, 1);
2093 } else if (term_fifo_size == 0) {
2094 term_fifo[term_fifo_size++] = buf[0];
2099 /* init terminal so that we can grab keys */
2100 static struct termios oldtty;
2101 static int old_fd0_flags;
2103 static void term_exit(void)
2105 tcsetattr (0, TCSANOW, &oldtty);
2106 fcntl(0, F_SETFL, old_fd0_flags);
2109 static void term_init(void)
2113 tcgetattr (0, &tty);
2115 old_fd0_flags = fcntl(0, F_GETFL);
2117 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2118 |INLCR|IGNCR|ICRNL|IXON);
2119 tty.c_oflag |= OPOST;
2120 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
2121 /* if graphical mode, we allow Ctrl-C handling */
2123 tty.c_lflag &= ~ISIG;
2124 tty.c_cflag &= ~(CSIZE|PARENB);
2127 tty.c_cc[VTIME] = 0;
2129 tcsetattr (0, TCSANOW, &tty);
2133 fcntl(0, F_SETFL, O_NONBLOCK);
2136 static CharDriverState *qemu_chr_open_stdio(void)
2138 CharDriverState *chr;
2140 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
2142 chr = qemu_chr_open_fd(0, 1);
2143 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
2150 #if defined(__linux__) || defined(__sun__)
2151 static CharDriverState *qemu_chr_open_pty(void)
2154 char slave_name[1024];
2155 int master_fd, slave_fd;
2157 #if defined(__linux__)
2158 /* Not satisfying */
2159 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
2164 /* Disabling local echo and line-buffered output */
2165 tcgetattr (master_fd, &tty);
2166 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
2168 tty.c_cc[VTIME] = 0;
2169 tcsetattr (master_fd, TCSAFLUSH, &tty);
2171 fprintf(stderr, "char device redirected to %s\n", slave_name);
2172 return qemu_chr_open_fd(master_fd, master_fd);
2175 static void tty_serial_init(int fd, int speed,
2176 int parity, int data_bits, int stop_bits)
2182 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2183 speed, parity, data_bits, stop_bits);
2185 tcgetattr (fd, &tty);
2227 cfsetispeed(&tty, spd);
2228 cfsetospeed(&tty, spd);
2230 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2231 |INLCR|IGNCR|ICRNL|IXON);
2232 tty.c_oflag |= OPOST;
2233 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
2234 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
2255 tty.c_cflag |= PARENB;
2258 tty.c_cflag |= PARENB | PARODD;
2262 tty.c_cflag |= CSTOPB;
2264 tcsetattr (fd, TCSANOW, &tty);
2267 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
2269 FDCharDriver *s = chr->opaque;
2272 case CHR_IOCTL_SERIAL_SET_PARAMS:
2274 QEMUSerialSetParams *ssp = arg;
2275 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
2276 ssp->data_bits, ssp->stop_bits);
2279 case CHR_IOCTL_SERIAL_SET_BREAK:
2281 int enable = *(int *)arg;
2283 tcsendbreak(s->fd_in, 1);
2292 static CharDriverState *qemu_chr_open_tty(const char *filename)
2294 CharDriverState *chr;
2297 TFR(fd = open(filename, O_RDWR | O_NONBLOCK));
2298 fcntl(fd, F_SETFL, O_NONBLOCK);
2299 tty_serial_init(fd, 115200, 'N', 8, 1);
2300 chr = qemu_chr_open_fd(fd, fd);
2305 chr->chr_ioctl = tty_serial_ioctl;
2306 qemu_chr_reset(chr);
2309 #else /* ! __linux__ && ! __sun__ */
2310 static CharDriverState *qemu_chr_open_pty(void)
2314 #endif /* __linux__ || __sun__ */
2316 #if defined(__linux__)
2320 } ParallelCharDriver;
2322 static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
2324 if (s->mode != mode) {
2326 if (ioctl(s->fd, PPSETMODE, &m) < 0)
2333 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
2335 ParallelCharDriver *drv = chr->opaque;
2340 case CHR_IOCTL_PP_READ_DATA:
2341 if (ioctl(fd, PPRDATA, &b) < 0)
2343 *(uint8_t *)arg = b;
2345 case CHR_IOCTL_PP_WRITE_DATA:
2346 b = *(uint8_t *)arg;
2347 if (ioctl(fd, PPWDATA, &b) < 0)
2350 case CHR_IOCTL_PP_READ_CONTROL:
2351 if (ioctl(fd, PPRCONTROL, &b) < 0)
2353 /* Linux gives only the lowest bits, and no way to know data
2354 direction! For better compatibility set the fixed upper
2356 *(uint8_t *)arg = b | 0xc0;
2358 case CHR_IOCTL_PP_WRITE_CONTROL:
2359 b = *(uint8_t *)arg;
2360 if (ioctl(fd, PPWCONTROL, &b) < 0)
2363 case CHR_IOCTL_PP_READ_STATUS:
2364 if (ioctl(fd, PPRSTATUS, &b) < 0)
2366 *(uint8_t *)arg = b;
2368 case CHR_IOCTL_PP_EPP_READ_ADDR:
2369 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2370 struct ParallelIOArg *parg = arg;
2371 int n = read(fd, parg->buffer, parg->count);
2372 if (n != parg->count) {
2377 case CHR_IOCTL_PP_EPP_READ:
2378 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2379 struct ParallelIOArg *parg = arg;
2380 int n = read(fd, parg->buffer, parg->count);
2381 if (n != parg->count) {
2386 case CHR_IOCTL_PP_EPP_WRITE_ADDR:
2387 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2388 struct ParallelIOArg *parg = arg;
2389 int n = write(fd, parg->buffer, parg->count);
2390 if (n != parg->count) {
2395 case CHR_IOCTL_PP_EPP_WRITE:
2396 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2397 struct ParallelIOArg *parg = arg;
2398 int n = write(fd, parg->buffer, parg->count);
2399 if (n != parg->count) {
2410 static void pp_close(CharDriverState *chr)
2412 ParallelCharDriver *drv = chr->opaque;
2415 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
2416 ioctl(fd, PPRELEASE);
2421 static CharDriverState *qemu_chr_open_pp(const char *filename)
2423 CharDriverState *chr;
2424 ParallelCharDriver *drv;
2427 TFR(fd = open(filename, O_RDWR));
2431 if (ioctl(fd, PPCLAIM) < 0) {
2436 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2442 drv->mode = IEEE1284_MODE_COMPAT;
2444 chr = qemu_mallocz(sizeof(CharDriverState));
2450 chr->chr_write = null_chr_write;
2451 chr->chr_ioctl = pp_ioctl;
2452 chr->chr_close = pp_close;
2455 qemu_chr_reset(chr);
2459 #endif /* __linux__ */
2465 HANDLE hcom, hrecv, hsend;
2466 OVERLAPPED orecv, osend;
2471 #define NSENDBUF 2048
2472 #define NRECVBUF 2048
2473 #define MAXCONNECT 1
2474 #define NTIMEOUT 5000
2476 static int win_chr_poll(void *opaque);
2477 static int win_chr_pipe_poll(void *opaque);
2479 static void win_chr_close(CharDriverState *chr)
2481 WinCharState *s = chr->opaque;
2484 CloseHandle(s->hsend);
2488 CloseHandle(s->hrecv);
2492 CloseHandle(s->hcom);
2496 qemu_del_polling_cb(win_chr_pipe_poll, chr);
2498 qemu_del_polling_cb(win_chr_poll, chr);
2501 static int win_chr_init(CharDriverState *chr, const char *filename)
2503 WinCharState *s = chr->opaque;
2505 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2510 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2512 fprintf(stderr, "Failed CreateEvent\n");
2515 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2517 fprintf(stderr, "Failed CreateEvent\n");
2521 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2522 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2523 if (s->hcom == INVALID_HANDLE_VALUE) {
2524 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2529 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2530 fprintf(stderr, "Failed SetupComm\n");
2534 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2535 size = sizeof(COMMCONFIG);
2536 GetDefaultCommConfig(filename, &comcfg, &size);
2537 comcfg.dcb.DCBlength = sizeof(DCB);
2538 CommConfigDialog(filename, NULL, &comcfg);
2540 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2541 fprintf(stderr, "Failed SetCommState\n");
2545 if (!SetCommMask(s->hcom, EV_ERR)) {
2546 fprintf(stderr, "Failed SetCommMask\n");
2550 cto.ReadIntervalTimeout = MAXDWORD;
2551 if (!SetCommTimeouts(s->hcom, &cto)) {
2552 fprintf(stderr, "Failed SetCommTimeouts\n");
2556 if (!ClearCommError(s->hcom, &err, &comstat)) {
2557 fprintf(stderr, "Failed ClearCommError\n");
2560 qemu_add_polling_cb(win_chr_poll, chr);
2568 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2570 WinCharState *s = chr->opaque;
2571 DWORD len, ret, size, err;
2574 ZeroMemory(&s->osend, sizeof(s->osend));
2575 s->osend.hEvent = s->hsend;
2578 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2580 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2582 err = GetLastError();
2583 if (err == ERROR_IO_PENDING) {
2584 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2602 static int win_chr_read_poll(CharDriverState *chr)
2604 WinCharState *s = chr->opaque;
2606 s->max_size = qemu_chr_can_read(chr);
2610 static void win_chr_readfile(CharDriverState *chr)
2612 WinCharState *s = chr->opaque;
2617 ZeroMemory(&s->orecv, sizeof(s->orecv));
2618 s->orecv.hEvent = s->hrecv;
2619 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2621 err = GetLastError();
2622 if (err == ERROR_IO_PENDING) {
2623 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2628 qemu_chr_read(chr, buf, size);
2632 static void win_chr_read(CharDriverState *chr)
2634 WinCharState *s = chr->opaque;
2636 if (s->len > s->max_size)
2637 s->len = s->max_size;
2641 win_chr_readfile(chr);
2644 static int win_chr_poll(void *opaque)
2646 CharDriverState *chr = opaque;
2647 WinCharState *s = chr->opaque;
2651 ClearCommError(s->hcom, &comerr, &status);
2652 if (status.cbInQue > 0) {
2653 s->len = status.cbInQue;
2654 win_chr_read_poll(chr);
2661 static CharDriverState *qemu_chr_open_win(const char *filename)
2663 CharDriverState *chr;
2666 chr = qemu_mallocz(sizeof(CharDriverState));
2669 s = qemu_mallocz(sizeof(WinCharState));
2675 chr->chr_write = win_chr_write;
2676 chr->chr_close = win_chr_close;
2678 if (win_chr_init(chr, filename) < 0) {
2683 qemu_chr_reset(chr);
2687 static int win_chr_pipe_poll(void *opaque)
2689 CharDriverState *chr = opaque;
2690 WinCharState *s = chr->opaque;
2693 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2696 win_chr_read_poll(chr);
2703 static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
2705 WinCharState *s = chr->opaque;
2713 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2715 fprintf(stderr, "Failed CreateEvent\n");
2718 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2720 fprintf(stderr, "Failed CreateEvent\n");
2724 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2725 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2726 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2728 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2729 if (s->hcom == INVALID_HANDLE_VALUE) {
2730 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2735 ZeroMemory(&ov, sizeof(ov));
2736 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2737 ret = ConnectNamedPipe(s->hcom, &ov);
2739 fprintf(stderr, "Failed ConnectNamedPipe\n");
2743 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2745 fprintf(stderr, "Failed GetOverlappedResult\n");
2747 CloseHandle(ov.hEvent);
2754 CloseHandle(ov.hEvent);
2757 qemu_add_polling_cb(win_chr_pipe_poll, chr);
2766 static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2768 CharDriverState *chr;
2771 chr = qemu_mallocz(sizeof(CharDriverState));
2774 s = qemu_mallocz(sizeof(WinCharState));
2780 chr->chr_write = win_chr_write;
2781 chr->chr_close = win_chr_close;
2783 if (win_chr_pipe_init(chr, filename) < 0) {
2788 qemu_chr_reset(chr);
2792 static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2794 CharDriverState *chr;
2797 chr = qemu_mallocz(sizeof(CharDriverState));
2800 s = qemu_mallocz(sizeof(WinCharState));
2807 chr->chr_write = win_chr_write;
2808 qemu_chr_reset(chr);
2812 static CharDriverState *qemu_chr_open_win_con(const char *filename)
2814 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE));
2817 static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2821 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2822 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2823 if (fd_out == INVALID_HANDLE_VALUE)
2826 return qemu_chr_open_win_file(fd_out);
2828 #endif /* !_WIN32 */
2830 /***********************************************************/
2831 /* UDP Net console */
2835 struct sockaddr_in daddr;
2842 static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2844 NetCharDriver *s = chr->opaque;
2846 return sendto(s->fd, buf, len, 0,
2847 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2850 static int udp_chr_read_poll(void *opaque)
2852 CharDriverState *chr = opaque;
2853 NetCharDriver *s = chr->opaque;
2855 s->max_size = qemu_chr_can_read(chr);
2857 /* If there were any stray characters in the queue process them
2860 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2861 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2863 s->max_size = qemu_chr_can_read(chr);
2868 static void udp_chr_read(void *opaque)
2870 CharDriverState *chr = opaque;
2871 NetCharDriver *s = chr->opaque;
2873 if (s->max_size == 0)
2875 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2876 s->bufptr = s->bufcnt;
2881 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2882 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2884 s->max_size = qemu_chr_can_read(chr);
2888 static void udp_chr_update_read_handler(CharDriverState *chr)
2890 NetCharDriver *s = chr->opaque;
2893 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2894 udp_chr_read, NULL, chr);
2898 int parse_host_port(struct sockaddr_in *saddr, const char *str);
2900 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2902 int parse_host_src_port(struct sockaddr_in *haddr,
2903 struct sockaddr_in *saddr,
2906 static CharDriverState *qemu_chr_open_udp(const char *def)
2908 CharDriverState *chr = NULL;
2909 NetCharDriver *s = NULL;
2911 struct sockaddr_in saddr;
2913 chr = qemu_mallocz(sizeof(CharDriverState));
2916 s = qemu_mallocz(sizeof(NetCharDriver));
2920 fd = socket(PF_INET, SOCK_DGRAM, 0);
2922 perror("socket(PF_INET, SOCK_DGRAM)");
2926 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2927 printf("Could not parse: %s\n", def);
2931 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
2941 chr->chr_write = udp_chr_write;
2942 chr->chr_update_read_handler = udp_chr_update_read_handler;
2955 /***********************************************************/
2956 /* TCP Net console */
2967 static void tcp_chr_accept(void *opaque);
2969 static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2971 TCPCharDriver *s = chr->opaque;
2973 return send_all(s->fd, buf, len);
2975 /* XXX: indicate an error ? */
2980 static int tcp_chr_read_poll(void *opaque)
2982 CharDriverState *chr = opaque;
2983 TCPCharDriver *s = chr->opaque;
2986 s->max_size = qemu_chr_can_read(chr);
2991 #define IAC_BREAK 243
2992 static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
2994 char *buf, int *size)
2996 /* Handle any telnet client's basic IAC options to satisfy char by
2997 * char mode with no echo. All IAC options will be removed from
2998 * the buf and the do_telnetopt variable will be used to track the
2999 * state of the width of the IAC information.
3001 * IAC commands come in sets of 3 bytes with the exception of the
3002 * "IAC BREAK" command and the double IAC.
3008 for (i = 0; i < *size; i++) {
3009 if (s->do_telnetopt > 1) {
3010 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
3011 /* Double IAC means send an IAC */
3015 s->do_telnetopt = 1;
3017 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
3018 /* Handle IAC break commands by sending a serial break */
3019 qemu_chr_event(chr, CHR_EVENT_BREAK);
3024 if (s->do_telnetopt >= 4) {
3025 s->do_telnetopt = 1;
3028 if ((unsigned char)buf[i] == IAC) {
3029 s->do_telnetopt = 2;
3040 static void tcp_chr_read(void *opaque)
3042 CharDriverState *chr = opaque;
3043 TCPCharDriver *s = chr->opaque;
3047 if (!s->connected || s->max_size <= 0)
3050 if (len > s->max_size)
3052 size = recv(s->fd, buf, len, 0);
3054 /* connection closed */
3056 if (s->listen_fd >= 0) {
3057 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3059 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3062 } else if (size > 0) {
3063 if (s->do_telnetopt)
3064 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
3066 qemu_chr_read(chr, buf, size);
3070 static void tcp_chr_connect(void *opaque)
3072 CharDriverState *chr = opaque;
3073 TCPCharDriver *s = chr->opaque;
3076 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
3077 tcp_chr_read, NULL, chr);
3078 qemu_chr_reset(chr);
3081 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3082 static void tcp_chr_telnet_init(int fd)
3085 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3086 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3087 send(fd, (char *)buf, 3, 0);
3088 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3089 send(fd, (char *)buf, 3, 0);
3090 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3091 send(fd, (char *)buf, 3, 0);
3092 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3093 send(fd, (char *)buf, 3, 0);
3096 static void socket_set_nodelay(int fd)
3099 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
3102 static void tcp_chr_accept(void *opaque)
3104 CharDriverState *chr = opaque;
3105 TCPCharDriver *s = chr->opaque;
3106 struct sockaddr_in saddr;
3108 struct sockaddr_un uaddr;
3110 struct sockaddr *addr;
3117 len = sizeof(uaddr);
3118 addr = (struct sockaddr *)&uaddr;
3122 len = sizeof(saddr);
3123 addr = (struct sockaddr *)&saddr;
3125 fd = accept(s->listen_fd, addr, &len);
3126 if (fd < 0 && errno != EINTR) {
3128 } else if (fd >= 0) {
3129 if (s->do_telnetopt)
3130 tcp_chr_telnet_init(fd);
3134 socket_set_nonblock(fd);
3136 socket_set_nodelay(fd);
3138 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
3139 tcp_chr_connect(chr);
3142 static void tcp_chr_close(CharDriverState *chr)
3144 TCPCharDriver *s = chr->opaque;
3147 if (s->listen_fd >= 0)
3148 closesocket(s->listen_fd);
3152 static CharDriverState *qemu_chr_open_tcp(const char *host_str,
3156 CharDriverState *chr = NULL;
3157 TCPCharDriver *s = NULL;
3158 int fd = -1, ret, err, val;
3160 int is_waitconnect = 1;
3163 struct sockaddr_in saddr;
3165 struct sockaddr_un uaddr;
3167 struct sockaddr *addr;
3172 addr = (struct sockaddr *)&uaddr;
3173 addrlen = sizeof(uaddr);
3174 if (parse_unix_path(&uaddr, host_str) < 0)
3179 addr = (struct sockaddr *)&saddr;
3180 addrlen = sizeof(saddr);
3181 if (parse_host_port(&saddr, host_str) < 0)
3186 while((ptr = strchr(ptr,','))) {
3188 if (!strncmp(ptr,"server",6)) {
3190 } else if (!strncmp(ptr,"nowait",6)) {
3192 } else if (!strncmp(ptr,"nodelay",6)) {
3195 printf("Unknown option: %s\n", ptr);
3202 chr = qemu_mallocz(sizeof(CharDriverState));
3205 s = qemu_mallocz(sizeof(TCPCharDriver));
3211 fd = socket(PF_UNIX, SOCK_STREAM, 0);
3214 fd = socket(PF_INET, SOCK_STREAM, 0);
3219 if (!is_waitconnect)
3220 socket_set_nonblock(fd);
3225 s->is_unix = is_unix;
3226 s->do_nodelay = do_nodelay && !is_unix;
3229 chr->chr_write = tcp_chr_write;
3230 chr->chr_close = tcp_chr_close;
3233 /* allow fast reuse */
3237 strncpy(path, uaddr.sun_path, 108);
3244 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
3247 ret = bind(fd, addr, addrlen);
3251 ret = listen(fd, 0);
3256 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3258 s->do_telnetopt = 1;
3261 ret = connect(fd, addr, addrlen);
3263 err = socket_error();
3264 if (err == EINTR || err == EWOULDBLOCK) {
3265 } else if (err == EINPROGRESS) {
3268 } else if (err == WSAEALREADY) {
3280 socket_set_nodelay(fd);
3282 tcp_chr_connect(chr);
3284 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
3287 if (is_listen && is_waitconnect) {
3288 printf("QEMU waiting for connection on: %s\n", host_str);
3289 tcp_chr_accept(chr);
3290 socket_set_nonblock(s->listen_fd);
3302 CharDriverState *qemu_chr_open(const char *filename)
3306 if (!strcmp(filename, "vc")) {
3307 return text_console_init(&display_state, 0);
3308 } else if (strstart(filename, "vc:", &p)) {
3309 return text_console_init(&display_state, p);
3310 } else if (!strcmp(filename, "null")) {
3311 return qemu_chr_open_null();
3313 if (strstart(filename, "tcp:", &p)) {
3314 return qemu_chr_open_tcp(p, 0, 0);
3316 if (strstart(filename, "telnet:", &p)) {
3317 return qemu_chr_open_tcp(p, 1, 0);
3319 if (strstart(filename, "udp:", &p)) {
3320 return qemu_chr_open_udp(p);
3322 if (strstart(filename, "mon:", &p)) {
3323 CharDriverState *drv = qemu_chr_open(p);
3325 drv = qemu_chr_open_mux(drv);
3326 monitor_init(drv, !nographic);
3329 printf("Unable to open driver: %s\n", p);
3333 if (strstart(filename, "unix:", &p)) {
3334 return qemu_chr_open_tcp(p, 0, 1);
3335 } else if (strstart(filename, "file:", &p)) {
3336 return qemu_chr_open_file_out(p);
3337 } else if (strstart(filename, "pipe:", &p)) {
3338 return qemu_chr_open_pipe(p);
3339 } else if (!strcmp(filename, "pty")) {
3340 return qemu_chr_open_pty();
3341 } else if (!strcmp(filename, "stdio")) {
3342 return qemu_chr_open_stdio();
3344 #if defined(__linux__)
3345 if (strstart(filename, "/dev/parport", NULL)) {
3346 return qemu_chr_open_pp(filename);
3349 #if defined(__linux__) || defined(__sun__)
3350 if (strstart(filename, "/dev/", NULL)) {
3351 return qemu_chr_open_tty(filename);
3355 if (strstart(filename, "COM", NULL)) {
3356 return qemu_chr_open_win(filename);
3358 if (strstart(filename, "pipe:", &p)) {
3359 return qemu_chr_open_win_pipe(p);
3361 if (strstart(filename, "con:", NULL)) {
3362 return qemu_chr_open_win_con(filename);
3364 if (strstart(filename, "file:", &p)) {
3365 return qemu_chr_open_win_file_out(p);
3373 void qemu_chr_close(CharDriverState *chr)
3376 chr->chr_close(chr);
3379 /***********************************************************/
3380 /* network device redirectors */
3382 void hex_dump(FILE *f, const uint8_t *buf, int size)
3386 for(i=0;i<size;i+=16) {
3390 fprintf(f, "%08x ", i);
3393 fprintf(f, " %02x", buf[i+j]);
3398 for(j=0;j<len;j++) {
3400 if (c < ' ' || c > '~')
3402 fprintf(f, "%c", c);
3408 static int parse_macaddr(uint8_t *macaddr, const char *p)
3411 for(i = 0; i < 6; i++) {
3412 macaddr[i] = strtol(p, (char **)&p, 16);
3425 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
3430 p1 = strchr(p, sep);
3436 if (len > buf_size - 1)
3438 memcpy(buf, p, len);
3445 int parse_host_src_port(struct sockaddr_in *haddr,
3446 struct sockaddr_in *saddr,
3447 const char *input_str)
3449 char *str = strdup(input_str);
3450 char *host_str = str;
3455 * Chop off any extra arguments at the end of the string which
3456 * would start with a comma, then fill in the src port information
3457 * if it was provided else use the "any address" and "any port".
3459 if ((ptr = strchr(str,',')))
3462 if ((src_str = strchr(input_str,'@'))) {
3467 if (parse_host_port(haddr, host_str) < 0)
3470 if (!src_str || *src_str == '\0')
3473 if (parse_host_port(saddr, src_str) < 0)
3484 int parse_host_port(struct sockaddr_in *saddr, const char *str)
3492 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3494 saddr->sin_family = AF_INET;
3495 if (buf[0] == '\0') {
3496 saddr->sin_addr.s_addr = 0;
3498 if (isdigit(buf[0])) {
3499 if (!inet_aton(buf, &saddr->sin_addr))
3502 if ((he = gethostbyname(buf)) == NULL)
3504 saddr->sin_addr = *(struct in_addr *)he->h_addr;
3507 port = strtol(p, (char **)&r, 0);
3510 saddr->sin_port = htons(port);
3515 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
3520 len = MIN(108, strlen(str));
3521 p = strchr(str, ',');
3523 len = MIN(len, p - str);
3525 memset(uaddr, 0, sizeof(*uaddr));
3527 uaddr->sun_family = AF_UNIX;
3528 memcpy(uaddr->sun_path, str, len);
3534 /* find or alloc a new VLAN */
3535 VLANState *qemu_find_vlan(int id)
3537 VLANState **pvlan, *vlan;
3538 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3542 vlan = qemu_mallocz(sizeof(VLANState));
3547 pvlan = &first_vlan;
3548 while (*pvlan != NULL)
3549 pvlan = &(*pvlan)->next;
3554 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
3555 IOReadHandler *fd_read,
3556 IOCanRWHandler *fd_can_read,
3559 VLANClientState *vc, **pvc;
3560 vc = qemu_mallocz(sizeof(VLANClientState));
3563 vc->fd_read = fd_read;
3564 vc->fd_can_read = fd_can_read;
3565 vc->opaque = opaque;
3569 pvc = &vlan->first_client;
3570 while (*pvc != NULL)
3571 pvc = &(*pvc)->next;
3576 int qemu_can_send_packet(VLANClientState *vc1)
3578 VLANState *vlan = vc1->vlan;
3579 VLANClientState *vc;
3581 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3583 if (vc->fd_can_read && vc->fd_can_read(vc->opaque))
3590 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
3592 VLANState *vlan = vc1->vlan;
3593 VLANClientState *vc;
3596 printf("vlan %d send:\n", vlan->id);
3597 hex_dump(stdout, buf, size);
3599 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3601 vc->fd_read(vc->opaque, buf, size);
3606 #if defined(CONFIG_SLIRP)
3608 /* slirp network adapter */
3610 static int slirp_inited;
3611 static VLANClientState *slirp_vc;
3613 int slirp_can_output(void)
3615 return !slirp_vc || qemu_can_send_packet(slirp_vc);
3618 void slirp_output(const uint8_t *pkt, int pkt_len)
3621 printf("slirp output:\n");
3622 hex_dump(stdout, pkt, pkt_len);
3626 qemu_send_packet(slirp_vc, pkt, pkt_len);
3629 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
3632 printf("slirp input:\n");
3633 hex_dump(stdout, buf, size);
3635 slirp_input(buf, size);
3638 static int net_slirp_init(VLANState *vlan)
3640 if (!slirp_inited) {
3644 slirp_vc = qemu_new_vlan_client(vlan,
3645 slirp_receive, NULL, NULL);
3646 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
3650 static void net_slirp_redir(const char *redir_str)
3655 struct in_addr guest_addr;
3656 int host_port, guest_port;
3658 if (!slirp_inited) {
3664 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3666 if (!strcmp(buf, "tcp")) {
3668 } else if (!strcmp(buf, "udp")) {
3674 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3676 host_port = strtol(buf, &r, 0);
3680 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3682 if (buf[0] == '\0') {
3683 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3685 if (!inet_aton(buf, &guest_addr))
3688 guest_port = strtol(p, &r, 0);
3692 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3693 fprintf(stderr, "qemu: could not set up redirection\n");
3698 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3706 static void smb_exit(void)
3710 char filename[1024];
3712 /* erase all the files in the directory */
3713 d = opendir(smb_dir);
3718 if (strcmp(de->d_name, ".") != 0 &&
3719 strcmp(de->d_name, "..") != 0) {
3720 snprintf(filename, sizeof(filename), "%s/%s",
3721 smb_dir, de->d_name);
3729 /* automatic user mode samba server configuration */
3730 void net_slirp_smb(const char *exported_dir)
3732 char smb_conf[1024];
3733 char smb_cmdline[1024];
3736 if (!slirp_inited) {
3741 /* XXX: better tmp dir construction */
3742 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3743 if (mkdir(smb_dir, 0700) < 0) {
3744 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3747 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3749 f = fopen(smb_conf, "w");
3751 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3758 "socket address=127.0.0.1\n"
3759 "pid directory=%s\n"
3760 "lock directory=%s\n"
3761 "log file=%s/log.smbd\n"
3762 "smb passwd file=%s/smbpasswd\n"
3763 "security = share\n"
3778 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3779 SMBD_COMMAND, smb_conf);
3781 slirp_add_exec(0, smb_cmdline, 4, 139);
3784 #endif /* !defined(_WIN32) */
3785 void do_info_slirp(void)
3790 #endif /* CONFIG_SLIRP */
3792 #if !defined(_WIN32)
3794 typedef struct TAPState {
3795 VLANClientState *vc;
3797 char down_script[1024];
3800 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3802 TAPState *s = opaque;
3805 ret = write(s->fd, buf, size);
3806 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3813 static void tap_send(void *opaque)
3815 TAPState *s = opaque;
3822 sbuf.maxlen = sizeof(buf);
3824 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3826 size = read(s->fd, buf, sizeof(buf));
3829 qemu_send_packet(s->vc, buf, size);
3835 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3839 s = qemu_mallocz(sizeof(TAPState));
3843 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3844 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3845 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3849 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3850 static int tap_open(char *ifname, int ifname_size)
3856 TFR(fd = open("/dev/tap", O_RDWR));
3858 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3863 dev = devname(s.st_rdev, S_IFCHR);
3864 pstrcpy(ifname, ifname_size, dev);
3866 fcntl(fd, F_SETFL, O_NONBLOCK);
3869 #elif defined(__sun__)
3870 #define TUNNEWPPA (('T'<<16) | 0x0001)
3872 * Allocate TAP device, returns opened fd.
3873 * Stores dev name in the first arg(must be large enough).
3875 int tap_alloc(char *dev)
3877 int tap_fd, if_fd, ppa = -1;
3878 static int ip_fd = 0;
3881 static int arp_fd = 0;
3882 int ip_muxid, arp_muxid;
3883 struct strioctl strioc_if, strioc_ppa;
3884 int link_type = I_PLINK;;
3886 char actual_name[32] = "";
3888 memset(&ifr, 0x0, sizeof(ifr));
3892 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3896 /* Check if IP device was opened */
3900 TFR(ip_fd = open("/dev/udp", O_RDWR, 0));
3902 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3906 TFR(tap_fd = open("/dev/tap", O_RDWR, 0));
3908 syslog(LOG_ERR, "Can't open /dev/tap");
3912 /* Assign a new PPA and get its unit number. */
3913 strioc_ppa.ic_cmd = TUNNEWPPA;
3914 strioc_ppa.ic_timout = 0;
3915 strioc_ppa.ic_len = sizeof(ppa);
3916 strioc_ppa.ic_dp = (char *)&ppa;
3917 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3918 syslog (LOG_ERR, "Can't assign new interface");
3920 TFR(if_fd = open("/dev/tap", O_RDWR, 0));
3922 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3925 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3926 syslog(LOG_ERR, "Can't push IP module");
3930 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
3931 syslog(LOG_ERR, "Can't get flags\n");
3933 snprintf (actual_name, 32, "tap%d", ppa);
3934 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3937 /* Assign ppa according to the unit number returned by tun device */
3939 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
3940 syslog (LOG_ERR, "Can't set PPA %d", ppa);
3941 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
3942 syslog (LOG_ERR, "Can't get flags\n");
3943 /* Push arp module to if_fd */
3944 if (ioctl (if_fd, I_PUSH, "arp") < 0)
3945 syslog (LOG_ERR, "Can't push ARP module (2)");
3947 /* Push arp module to ip_fd */
3948 if (ioctl (ip_fd, I_POP, NULL) < 0)
3949 syslog (LOG_ERR, "I_POP failed\n");
3950 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
3951 syslog (LOG_ERR, "Can't push ARP module (3)\n");
3953 TFR(arp_fd = open ("/dev/tap", O_RDWR, 0));
3955 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
3957 /* Set ifname to arp */
3958 strioc_if.ic_cmd = SIOCSLIFNAME;
3959 strioc_if.ic_timout = 0;
3960 strioc_if.ic_len = sizeof(ifr);
3961 strioc_if.ic_dp = (char *)𝔦
3962 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
3963 syslog (LOG_ERR, "Can't set ifname to arp\n");
3966 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
3967 syslog(LOG_ERR, "Can't link TAP device to IP");
3971 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
3972 syslog (LOG_ERR, "Can't link TAP device to ARP");
3976 memset(&ifr, 0x0, sizeof(ifr));
3977 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3978 ifr.lifr_ip_muxid = ip_muxid;
3979 ifr.lifr_arp_muxid = arp_muxid;
3981 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
3983 ioctl (ip_fd, I_PUNLINK , arp_muxid);
3984 ioctl (ip_fd, I_PUNLINK, ip_muxid);
3985 syslog (LOG_ERR, "Can't set multiplexor id");
3988 sprintf(dev, "tap%d", ppa);
3992 static int tap_open(char *ifname, int ifname_size)
3996 if( (fd = tap_alloc(dev)) < 0 ){
3997 fprintf(stderr, "Cannot allocate TAP device\n");
4000 pstrcpy(ifname, ifname_size, dev);
4001 fcntl(fd, F_SETFL, O_NONBLOCK);
4005 static int tap_open(char *ifname, int ifname_size)
4010 TFR(fd = open("/dev/net/tun", O_RDWR));
4012 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4015 memset(&ifr, 0, sizeof(ifr));
4016 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
4017 if (ifname[0] != '\0')
4018 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
4020 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
4021 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
4023 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4027 pstrcpy(ifname, ifname_size, ifr.ifr_name);
4028 fcntl(fd, F_SETFL, O_NONBLOCK);
4033 static int launch_script(const char *setup_script, const char *ifname, int fd)
4039 /* try to launch network script */
4043 int open_max = sysconf (_SC_OPEN_MAX), i;
4044 for (i = 0; i < open_max; i++)
4045 if (i != STDIN_FILENO &&
4046 i != STDOUT_FILENO &&
4047 i != STDERR_FILENO &&
4052 *parg++ = (char *)setup_script;
4053 *parg++ = (char *)ifname;
4055 execv(setup_script, args);
4058 while (waitpid(pid, &status, 0) != pid);
4059 if (!WIFEXITED(status) ||
4060 WEXITSTATUS(status) != 0) {
4061 fprintf(stderr, "%s: could not launch network script\n",
4069 static int net_tap_init(VLANState *vlan, const char *ifname1,
4070 const char *setup_script, const char *down_script)
4076 if (ifname1 != NULL)
4077 pstrcpy(ifname, sizeof(ifname), ifname1);
4080 TFR(fd = tap_open(ifname, sizeof(ifname)));
4084 if (!setup_script || !strcmp(setup_script, "no"))
4086 if (setup_script[0] != '\0') {
4087 if (launch_script(setup_script, ifname, fd))
4090 s = net_tap_fd_init(vlan, fd);
4093 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4094 "tap: ifname=%s setup_script=%s", ifname, setup_script);
4095 if (down_script && strcmp(down_script, "no"))
4096 snprintf(s->down_script, sizeof(s->down_script), "%s", down_script);
4100 #endif /* !_WIN32 */
4102 /* network connection */
4103 typedef struct NetSocketState {
4104 VLANClientState *vc;
4106 int state; /* 0 = getting length, 1 = getting data */
4110 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4113 typedef struct NetSocketListenState {
4116 } NetSocketListenState;
4118 /* XXX: we consider we can send the whole packet without blocking */
4119 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
4121 NetSocketState *s = opaque;
4125 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
4126 send_all(s->fd, buf, size);
4129 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
4131 NetSocketState *s = opaque;
4132 sendto(s->fd, buf, size, 0,
4133 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
4136 static void net_socket_send(void *opaque)
4138 NetSocketState *s = opaque;
4143 size = recv(s->fd, buf1, sizeof(buf1), 0);
4145 err = socket_error();
4146 if (err != EWOULDBLOCK)
4148 } else if (size == 0) {
4149 /* end of connection */
4151 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4157 /* reassemble a packet from the network */
4163 memcpy(s->buf + s->index, buf, l);
4167 if (s->index == 4) {
4169 s->packet_len = ntohl(*(uint32_t *)s->buf);
4175 l = s->packet_len - s->index;
4178 memcpy(s->buf + s->index, buf, l);
4182 if (s->index >= s->packet_len) {
4183 qemu_send_packet(s->vc, s->buf, s->packet_len);
4192 static void net_socket_send_dgram(void *opaque)
4194 NetSocketState *s = opaque;
4197 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
4201 /* end of connection */
4202 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4205 qemu_send_packet(s->vc, s->buf, size);
4208 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
4213 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
4214 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4215 inet_ntoa(mcastaddr->sin_addr),
4216 (int)ntohl(mcastaddr->sin_addr.s_addr));
4220 fd = socket(PF_INET, SOCK_DGRAM, 0);
4222 perror("socket(PF_INET, SOCK_DGRAM)");
4227 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
4228 (const char *)&val, sizeof(val));
4230 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4234 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
4240 /* Add host to multicast group */
4241 imr.imr_multiaddr = mcastaddr->sin_addr;
4242 imr.imr_interface.s_addr = htonl(INADDR_ANY);
4244 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
4245 (const char *)&imr, sizeof(struct ip_mreq));
4247 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4251 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4253 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
4254 (const char *)&val, sizeof(val));
4256 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4260 socket_set_nonblock(fd);
4268 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
4271 struct sockaddr_in saddr;
4273 socklen_t saddr_len;
4276 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4277 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4278 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4282 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
4284 if (saddr.sin_addr.s_addr==0) {
4285 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4289 /* clone dgram socket */
4290 newfd = net_socket_mcast_create(&saddr);
4292 /* error already reported by net_socket_mcast_create() */
4296 /* clone newfd to fd, close newfd */
4301 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4302 fd, strerror(errno));
4307 s = qemu_mallocz(sizeof(NetSocketState));
4312 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
4313 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
4315 /* mcast: save bound address as dst */
4316 if (is_connected) s->dgram_dst=saddr;
4318 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4319 "socket: fd=%d (%s mcast=%s:%d)",
4320 fd, is_connected? "cloned" : "",
4321 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4325 static void net_socket_connect(void *opaque)
4327 NetSocketState *s = opaque;
4328 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
4331 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
4335 s = qemu_mallocz(sizeof(NetSocketState));
4339 s->vc = qemu_new_vlan_client(vlan,
4340 net_socket_receive, NULL, s);
4341 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4342 "socket: fd=%d", fd);
4344 net_socket_connect(s);
4346 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
4351 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
4354 int so_type=-1, optlen=sizeof(so_type);
4356 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
4357 fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
4362 return net_socket_fd_init_dgram(vlan, fd, is_connected);
4364 return net_socket_fd_init_stream(vlan, fd, is_connected);
4366 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4367 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
4368 return net_socket_fd_init_stream(vlan, fd, is_connected);
4373 static void net_socket_accept(void *opaque)
4375 NetSocketListenState *s = opaque;
4377 struct sockaddr_in saddr;
4382 len = sizeof(saddr);
4383 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
4384 if (fd < 0 && errno != EINTR) {
4386 } else if (fd >= 0) {
4390 s1 = net_socket_fd_init(s->vlan, fd, 1);
4394 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
4395 "socket: connection from %s:%d",
4396 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4400 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
4402 NetSocketListenState *s;
4404 struct sockaddr_in saddr;
4406 if (parse_host_port(&saddr, host_str) < 0)
4409 s = qemu_mallocz(sizeof(NetSocketListenState));
4413 fd = socket(PF_INET, SOCK_STREAM, 0);
4418 socket_set_nonblock(fd);
4420 /* allow fast reuse */
4422 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
4424 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4429 ret = listen(fd, 0);
4436 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
4440 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
4443 int fd, connected, ret, err;
4444 struct sockaddr_in saddr;
4446 if (parse_host_port(&saddr, host_str) < 0)
4449 fd = socket(PF_INET, SOCK_STREAM, 0);
4454 socket_set_nonblock(fd);
4458 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4460 err = socket_error();
4461 if (err == EINTR || err == EWOULDBLOCK) {
4462 } else if (err == EINPROGRESS) {
4465 } else if (err == WSAEALREADY) {
4478 s = net_socket_fd_init(vlan, fd, connected);
4481 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4482 "socket: connect to %s:%d",
4483 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4487 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4491 struct sockaddr_in saddr;
4493 if (parse_host_port(&saddr, host_str) < 0)
4497 fd = net_socket_mcast_create(&saddr);
4501 s = net_socket_fd_init(vlan, fd, 0);
4505 s->dgram_dst = saddr;
4507 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4508 "socket: mcast=%s:%d",
4509 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4514 static int get_param_value(char *buf, int buf_size,
4515 const char *tag, const char *str)
4524 while (*p != '\0' && *p != '=') {
4525 if ((q - option) < sizeof(option) - 1)
4533 if (!strcmp(tag, option)) {
4535 while (*p != '\0' && *p != ',') {
4536 if ((q - buf) < buf_size - 1)
4543 while (*p != '\0' && *p != ',') {
4554 static int net_client_init(const char *str)
4565 while (*p != '\0' && *p != ',') {
4566 if ((q - device) < sizeof(device) - 1)
4574 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4575 vlan_id = strtol(buf, NULL, 0);
4577 vlan = qemu_find_vlan(vlan_id);
4579 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4582 if (!strcmp(device, "nic")) {
4586 if (nb_nics >= MAX_NICS) {
4587 fprintf(stderr, "Too Many NICs\n");
4590 nd = &nd_table[nb_nics];
4591 macaddr = nd->macaddr;
4597 macaddr[5] = 0x56 + nb_nics;
4599 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4600 if (parse_macaddr(macaddr, buf) < 0) {
4601 fprintf(stderr, "invalid syntax for ethernet address\n");
4605 if (get_param_value(buf, sizeof(buf), "model", p)) {
4606 nd->model = strdup(buf);
4610 vlan->nb_guest_devs++;
4613 if (!strcmp(device, "none")) {
4614 /* does nothing. It is needed to signal that no network cards
4619 if (!strcmp(device, "user")) {
4620 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4621 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4623 vlan->nb_host_devs++;
4624 ret = net_slirp_init(vlan);
4628 if (!strcmp(device, "tap")) {
4630 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4631 fprintf(stderr, "tap: no interface name\n");
4634 vlan->nb_host_devs++;
4635 ret = tap_win32_init(vlan, ifname);
4638 if (!strcmp(device, "tap")) {
4640 char setup_script[1024], down_script[1024];
4642 vlan->nb_host_devs++;
4643 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4644 fd = strtol(buf, NULL, 0);
4646 if (net_tap_fd_init(vlan, fd))
4649 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4652 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4653 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4655 if (get_param_value(down_script, sizeof(down_script), "downscript", p) == 0) {
4656 pstrcpy(down_script, sizeof(down_script), DEFAULT_NETWORK_DOWN_SCRIPT);
4658 ret = net_tap_init(vlan, ifname, setup_script, down_script);
4662 if (!strcmp(device, "socket")) {
4663 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4665 fd = strtol(buf, NULL, 0);
4667 if (net_socket_fd_init(vlan, fd, 1))
4669 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4670 ret = net_socket_listen_init(vlan, buf);
4671 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4672 ret = net_socket_connect_init(vlan, buf);
4673 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4674 ret = net_socket_mcast_init(vlan, buf);
4676 fprintf(stderr, "Unknown socket options: %s\n", p);
4679 vlan->nb_host_devs++;
4682 fprintf(stderr, "Unknown network device: %s\n", device);
4686 fprintf(stderr, "Could not initialize device '%s'\n", device);
4692 void do_info_network(void)
4695 VLANClientState *vc;
4697 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4698 term_printf("VLAN %d devices:\n", vlan->id);
4699 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4700 term_printf(" %s\n", vc->info_str);
4704 /***********************************************************/
4707 static USBPort *used_usb_ports;
4708 static USBPort *free_usb_ports;
4710 /* ??? Maybe change this to register a hub to keep track of the topology. */
4711 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
4712 usb_attachfn attach)
4714 port->opaque = opaque;
4715 port->index = index;
4716 port->attach = attach;
4717 port->next = free_usb_ports;
4718 free_usb_ports = port;
4721 static int usb_device_add(const char *devname)
4727 if (!free_usb_ports)
4730 if (strstart(devname, "host:", &p)) {
4731 dev = usb_host_device_open(p);
4732 } else if (!strcmp(devname, "mouse")) {
4733 dev = usb_mouse_init();
4734 } else if (!strcmp(devname, "tablet")) {
4735 dev = usb_tablet_init();
4736 } else if (!strcmp(devname, "keyboard")) {
4737 dev = usb_keyboard_init();
4738 } else if (strstart(devname, "disk:", &p)) {
4739 dev = usb_msd_init(p);
4740 } else if (!strcmp(devname, "wacom-tablet")) {
4741 dev = usb_wacom_init();
4748 /* Find a USB port to add the device to. */
4749 port = free_usb_ports;
4753 /* Create a new hub and chain it on. */
4754 free_usb_ports = NULL;
4755 port->next = used_usb_ports;
4756 used_usb_ports = port;
4758 hub = usb_hub_init(VM_USB_HUB_SIZE);
4759 usb_attach(port, hub);
4760 port = free_usb_ports;
4763 free_usb_ports = port->next;
4764 port->next = used_usb_ports;
4765 used_usb_ports = port;
4766 usb_attach(port, dev);
4770 static int usb_device_del(const char *devname)
4778 if (!used_usb_ports)
4781 p = strchr(devname, '.');
4784 bus_num = strtoul(devname, NULL, 0);
4785 addr = strtoul(p + 1, NULL, 0);
4789 lastp = &used_usb_ports;
4790 port = used_usb_ports;
4791 while (port && port->dev->addr != addr) {
4792 lastp = &port->next;
4800 *lastp = port->next;
4801 usb_attach(port, NULL);
4802 dev->handle_destroy(dev);
4803 port->next = free_usb_ports;
4804 free_usb_ports = port;
4808 void do_usb_add(const char *devname)
4811 ret = usb_device_add(devname);
4813 term_printf("Could not add USB device '%s'\n", devname);
4816 void do_usb_del(const char *devname)
4819 ret = usb_device_del(devname);
4821 term_printf("Could not remove USB device '%s'\n", devname);
4828 const char *speed_str;
4831 term_printf("USB support not enabled\n");
4835 for (port = used_usb_ports; port; port = port->next) {
4839 switch(dev->speed) {
4843 case USB_SPEED_FULL:
4846 case USB_SPEED_HIGH:
4853 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4854 0, dev->addr, speed_str, dev->devname);
4858 /***********************************************************/
4859 /* PCMCIA/Cardbus */
4861 static struct pcmcia_socket_entry_s {
4862 struct pcmcia_socket_s *socket;
4863 struct pcmcia_socket_entry_s *next;
4864 } *pcmcia_sockets = 0;
4866 void pcmcia_socket_register(struct pcmcia_socket_s *socket)
4868 struct pcmcia_socket_entry_s *entry;
4870 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
4871 entry->socket = socket;
4872 entry->next = pcmcia_sockets;
4873 pcmcia_sockets = entry;
4876 void pcmcia_socket_unregister(struct pcmcia_socket_s *socket)
4878 struct pcmcia_socket_entry_s *entry, **ptr;
4880 ptr = &pcmcia_sockets;
4881 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
4882 if (entry->socket == socket) {
4888 void pcmcia_info(void)
4890 struct pcmcia_socket_entry_s *iter;
4891 if (!pcmcia_sockets)
4892 term_printf("No PCMCIA sockets\n");
4894 for (iter = pcmcia_sockets; iter; iter = iter->next)
4895 term_printf("%s: %s\n", iter->socket->slot_string,
4896 iter->socket->attached ? iter->socket->card_string :
4900 /***********************************************************/
4903 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
4907 static void dumb_resize(DisplayState *ds, int w, int h)
4911 static void dumb_refresh(DisplayState *ds)
4913 #if defined(CONFIG_SDL)
4918 static void dumb_display_init(DisplayState *ds)
4923 ds->dpy_update = dumb_update;
4924 ds->dpy_resize = dumb_resize;
4925 ds->dpy_refresh = dumb_refresh;
4928 /***********************************************************/
4931 #define MAX_IO_HANDLERS 64
4933 typedef struct IOHandlerRecord {
4935 IOCanRWHandler *fd_read_poll;
4937 IOHandler *fd_write;
4940 /* temporary data */
4942 struct IOHandlerRecord *next;
4945 static IOHandlerRecord *first_io_handler;
4947 /* XXX: fd_read_poll should be suppressed, but an API change is
4948 necessary in the character devices to suppress fd_can_read(). */
4949 int qemu_set_fd_handler2(int fd,
4950 IOCanRWHandler *fd_read_poll,
4952 IOHandler *fd_write,
4955 IOHandlerRecord **pioh, *ioh;
4957 if (!fd_read && !fd_write) {
4958 pioh = &first_io_handler;
4963 if (ioh->fd == fd) {
4970 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4974 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
4977 ioh->next = first_io_handler;
4978 first_io_handler = ioh;
4981 ioh->fd_read_poll = fd_read_poll;
4982 ioh->fd_read = fd_read;
4983 ioh->fd_write = fd_write;
4984 ioh->opaque = opaque;
4990 int qemu_set_fd_handler(int fd,
4992 IOHandler *fd_write,
4995 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
4998 /***********************************************************/
4999 /* Polling handling */
5001 typedef struct PollingEntry {
5004 struct PollingEntry *next;
5007 static PollingEntry *first_polling_entry;
5009 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
5011 PollingEntry **ppe, *pe;
5012 pe = qemu_mallocz(sizeof(PollingEntry));
5016 pe->opaque = opaque;
5017 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
5022 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
5024 PollingEntry **ppe, *pe;
5025 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
5027 if (pe->func == func && pe->opaque == opaque) {
5036 /***********************************************************/
5037 /* Wait objects support */
5038 typedef struct WaitObjects {
5040 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
5041 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
5042 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
5045 static WaitObjects wait_objects = {0};
5047 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5049 WaitObjects *w = &wait_objects;
5051 if (w->num >= MAXIMUM_WAIT_OBJECTS)
5053 w->events[w->num] = handle;
5054 w->func[w->num] = func;
5055 w->opaque[w->num] = opaque;
5060 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5063 WaitObjects *w = &wait_objects;
5066 for (i = 0; i < w->num; i++) {
5067 if (w->events[i] == handle)
5070 w->events[i] = w->events[i + 1];
5071 w->func[i] = w->func[i + 1];
5072 w->opaque[i] = w->opaque[i + 1];
5080 /***********************************************************/
5081 /* savevm/loadvm support */
5083 #define IO_BUF_SIZE 32768
5087 BlockDriverState *bs;
5090 int64_t base_offset;
5091 int64_t buf_offset; /* start of buffer when writing, end of buffer
5094 int buf_size; /* 0 when writing */
5095 uint8_t buf[IO_BUF_SIZE];
5098 QEMUFile *qemu_fopen(const char *filename, const char *mode)
5102 f = qemu_mallocz(sizeof(QEMUFile));
5105 if (!strcmp(mode, "wb")) {
5107 } else if (!strcmp(mode, "rb")) {
5112 f->outfile = fopen(filename, mode);
5124 QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
5128 f = qemu_mallocz(sizeof(QEMUFile));
5133 f->is_writable = is_writable;
5134 f->base_offset = offset;
5138 void qemu_fflush(QEMUFile *f)
5140 if (!f->is_writable)
5142 if (f->buf_index > 0) {
5144 fseek(f->outfile, f->buf_offset, SEEK_SET);
5145 fwrite(f->buf, 1, f->buf_index, f->outfile);
5147 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
5148 f->buf, f->buf_index);
5150 f->buf_offset += f->buf_index;
5155 static void qemu_fill_buffer(QEMUFile *f)
5162 fseek(f->outfile, f->buf_offset, SEEK_SET);
5163 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
5167 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
5168 f->buf, IO_BUF_SIZE);
5174 f->buf_offset += len;
5177 void qemu_fclose(QEMUFile *f)
5187 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
5191 l = IO_BUF_SIZE - f->buf_index;
5194 memcpy(f->buf + f->buf_index, buf, l);
5198 if (f->buf_index >= IO_BUF_SIZE)
5203 void qemu_put_byte(QEMUFile *f, int v)
5205 f->buf[f->buf_index++] = v;
5206 if (f->buf_index >= IO_BUF_SIZE)
5210 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
5216 l = f->buf_size - f->buf_index;
5218 qemu_fill_buffer(f);
5219 l = f->buf_size - f->buf_index;
5225 memcpy(buf, f->buf + f->buf_index, l);
5230 return size1 - size;
5233 int qemu_get_byte(QEMUFile *f)
5235 if (f->buf_index >= f->buf_size) {
5236 qemu_fill_buffer(f);
5237 if (f->buf_index >= f->buf_size)
5240 return f->buf[f->buf_index++];
5243 int64_t qemu_ftell(QEMUFile *f)
5245 return f->buf_offset - f->buf_size + f->buf_index;
5248 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
5250 if (whence == SEEK_SET) {
5252 } else if (whence == SEEK_CUR) {
5253 pos += qemu_ftell(f);
5255 /* SEEK_END not supported */
5258 if (f->is_writable) {
5260 f->buf_offset = pos;
5262 f->buf_offset = pos;
5269 void qemu_put_be16(QEMUFile *f, unsigned int v)
5271 qemu_put_byte(f, v >> 8);
5272 qemu_put_byte(f, v);
5275 void qemu_put_be32(QEMUFile *f, unsigned int v)
5277 qemu_put_byte(f, v >> 24);
5278 qemu_put_byte(f, v >> 16);
5279 qemu_put_byte(f, v >> 8);
5280 qemu_put_byte(f, v);
5283 void qemu_put_be64(QEMUFile *f, uint64_t v)
5285 qemu_put_be32(f, v >> 32);
5286 qemu_put_be32(f, v);
5289 unsigned int qemu_get_be16(QEMUFile *f)
5292 v = qemu_get_byte(f) << 8;
5293 v |= qemu_get_byte(f);
5297 unsigned int qemu_get_be32(QEMUFile *f)
5300 v = qemu_get_byte(f) << 24;
5301 v |= qemu_get_byte(f) << 16;
5302 v |= qemu_get_byte(f) << 8;
5303 v |= qemu_get_byte(f);
5307 uint64_t qemu_get_be64(QEMUFile *f)
5310 v = (uint64_t)qemu_get_be32(f) << 32;
5311 v |= qemu_get_be32(f);
5315 typedef struct SaveStateEntry {
5319 SaveStateHandler *save_state;
5320 LoadStateHandler *load_state;
5322 struct SaveStateEntry *next;
5325 static SaveStateEntry *first_se;
5327 int register_savevm(const char *idstr,
5330 SaveStateHandler *save_state,
5331 LoadStateHandler *load_state,
5334 SaveStateEntry *se, **pse;
5336 se = qemu_malloc(sizeof(SaveStateEntry));
5339 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
5340 se->instance_id = instance_id;
5341 se->version_id = version_id;
5342 se->save_state = save_state;
5343 se->load_state = load_state;
5344 se->opaque = opaque;
5347 /* add at the end of list */
5349 while (*pse != NULL)
5350 pse = &(*pse)->next;
5355 #define QEMU_VM_FILE_MAGIC 0x5145564d
5356 #define QEMU_VM_FILE_VERSION 0x00000002
5358 int qemu_savevm_state(QEMUFile *f)
5362 int64_t cur_pos, len_pos, total_len_pos;
5364 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
5365 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
5366 total_len_pos = qemu_ftell(f);
5367 qemu_put_be64(f, 0); /* total size */
5369 for(se = first_se; se != NULL; se = se->next) {
5371 len = strlen(se->idstr);
5372 qemu_put_byte(f, len);
5373 qemu_put_buffer(f, se->idstr, len);
5375 qemu_put_be32(f, se->instance_id);
5376 qemu_put_be32(f, se->version_id);
5378 /* record size: filled later */
5379 len_pos = qemu_ftell(f);
5380 qemu_put_be32(f, 0);
5382 se->save_state(f, se->opaque);
5384 /* fill record size */
5385 cur_pos = qemu_ftell(f);
5386 len = cur_pos - len_pos - 4;
5387 qemu_fseek(f, len_pos, SEEK_SET);
5388 qemu_put_be32(f, len);
5389 qemu_fseek(f, cur_pos, SEEK_SET);
5391 cur_pos = qemu_ftell(f);
5392 qemu_fseek(f, total_len_pos, SEEK_SET);
5393 qemu_put_be64(f, cur_pos - total_len_pos - 8);
5394 qemu_fseek(f, cur_pos, SEEK_SET);
5400 static SaveStateEntry *find_se(const char *idstr, int instance_id)
5404 for(se = first_se; se != NULL; se = se->next) {
5405 if (!strcmp(se->idstr, idstr) &&
5406 instance_id == se->instance_id)
5412 int qemu_loadvm_state(QEMUFile *f)
5415 int len, ret, instance_id, record_len, version_id;
5416 int64_t total_len, end_pos, cur_pos;
5420 v = qemu_get_be32(f);
5421 if (v != QEMU_VM_FILE_MAGIC)
5423 v = qemu_get_be32(f);
5424 if (v != QEMU_VM_FILE_VERSION) {
5429 total_len = qemu_get_be64(f);
5430 end_pos = total_len + qemu_ftell(f);
5432 if (qemu_ftell(f) >= end_pos)
5434 len = qemu_get_byte(f);
5435 qemu_get_buffer(f, idstr, len);
5437 instance_id = qemu_get_be32(f);
5438 version_id = qemu_get_be32(f);
5439 record_len = qemu_get_be32(f);
5441 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5442 idstr, instance_id, version_id, record_len);
5444 cur_pos = qemu_ftell(f);
5445 se = find_se(idstr, instance_id);
5447 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5448 instance_id, idstr);
5450 ret = se->load_state(f, se->opaque, version_id);
5452 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5453 instance_id, idstr);
5456 /* always seek to exact end of record */
5457 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
5464 /* device can contain snapshots */
5465 static int bdrv_can_snapshot(BlockDriverState *bs)
5468 !bdrv_is_removable(bs) &&
5469 !bdrv_is_read_only(bs));
5472 /* device must be snapshots in order to have a reliable snapshot */
5473 static int bdrv_has_snapshot(BlockDriverState *bs)
5476 !bdrv_is_removable(bs) &&
5477 !bdrv_is_read_only(bs));
5480 static BlockDriverState *get_bs_snapshots(void)
5482 BlockDriverState *bs;
5486 return bs_snapshots;
5487 for(i = 0; i <= MAX_DISKS; i++) {
5489 if (bdrv_can_snapshot(bs))
5498 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5501 QEMUSnapshotInfo *sn_tab, *sn;
5505 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5508 for(i = 0; i < nb_sns; i++) {
5510 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5520 void do_savevm(const char *name)
5522 BlockDriverState *bs, *bs1;
5523 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5524 int must_delete, ret, i;
5525 BlockDriverInfo bdi1, *bdi = &bdi1;
5527 int saved_vm_running;
5534 bs = get_bs_snapshots();
5536 term_printf("No block device can accept snapshots\n");
5540 /* ??? Should this occur after vm_stop? */
5543 saved_vm_running = vm_running;
5548 ret = bdrv_snapshot_find(bs, old_sn, name);
5553 memset(sn, 0, sizeof(*sn));
5555 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5556 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5559 pstrcpy(sn->name, sizeof(sn->name), name);
5562 /* fill auxiliary fields */
5565 sn->date_sec = tb.time;
5566 sn->date_nsec = tb.millitm * 1000000;
5568 gettimeofday(&tv, NULL);
5569 sn->date_sec = tv.tv_sec;
5570 sn->date_nsec = tv.tv_usec * 1000;
5572 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
5574 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5575 term_printf("Device %s does not support VM state snapshots\n",
5576 bdrv_get_device_name(bs));
5580 /* save the VM state */
5581 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
5583 term_printf("Could not open VM state file\n");
5586 ret = qemu_savevm_state(f);
5587 sn->vm_state_size = qemu_ftell(f);
5590 term_printf("Error %d while writing VM\n", ret);
5594 /* create the snapshots */
5596 for(i = 0; i < MAX_DISKS; i++) {
5598 if (bdrv_has_snapshot(bs1)) {
5600 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
5602 term_printf("Error while deleting snapshot on '%s'\n",
5603 bdrv_get_device_name(bs1));
5606 ret = bdrv_snapshot_create(bs1, sn);
5608 term_printf("Error while creating snapshot on '%s'\n",
5609 bdrv_get_device_name(bs1));
5615 if (saved_vm_running)
5619 void do_loadvm(const char *name)
5621 BlockDriverState *bs, *bs1;
5622 BlockDriverInfo bdi1, *bdi = &bdi1;
5625 int saved_vm_running;
5627 bs = get_bs_snapshots();
5629 term_printf("No block device supports snapshots\n");
5633 /* Flush all IO requests so they don't interfere with the new state. */
5636 saved_vm_running = vm_running;
5639 for(i = 0; i <= MAX_DISKS; i++) {
5641 if (bdrv_has_snapshot(bs1)) {
5642 ret = bdrv_snapshot_goto(bs1, name);
5645 term_printf("Warning: ");
5648 term_printf("Snapshots not supported on device '%s'\n",
5649 bdrv_get_device_name(bs1));
5652 term_printf("Could not find snapshot '%s' on device '%s'\n",
5653 name, bdrv_get_device_name(bs1));
5656 term_printf("Error %d while activating snapshot on '%s'\n",
5657 ret, bdrv_get_device_name(bs1));
5660 /* fatal on snapshot block device */
5667 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5668 term_printf("Device %s does not support VM state snapshots\n",
5669 bdrv_get_device_name(bs));
5673 /* restore the VM state */
5674 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
5676 term_printf("Could not open VM state file\n");
5679 ret = qemu_loadvm_state(f);
5682 term_printf("Error %d while loading VM state\n", ret);
5685 if (saved_vm_running)
5689 void do_delvm(const char *name)
5691 BlockDriverState *bs, *bs1;
5694 bs = get_bs_snapshots();
5696 term_printf("No block device supports snapshots\n");
5700 for(i = 0; i <= MAX_DISKS; i++) {
5702 if (bdrv_has_snapshot(bs1)) {
5703 ret = bdrv_snapshot_delete(bs1, name);
5705 if (ret == -ENOTSUP)
5706 term_printf("Snapshots not supported on device '%s'\n",
5707 bdrv_get_device_name(bs1));
5709 term_printf("Error %d while deleting snapshot on '%s'\n",
5710 ret, bdrv_get_device_name(bs1));
5716 void do_info_snapshots(void)
5718 BlockDriverState *bs, *bs1;
5719 QEMUSnapshotInfo *sn_tab, *sn;
5723 bs = get_bs_snapshots();
5725 term_printf("No available block device supports snapshots\n");
5728 term_printf("Snapshot devices:");
5729 for(i = 0; i <= MAX_DISKS; i++) {
5731 if (bdrv_has_snapshot(bs1)) {
5733 term_printf(" %s", bdrv_get_device_name(bs1));
5738 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5740 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
5743 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
5744 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
5745 for(i = 0; i < nb_sns; i++) {
5747 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
5752 /***********************************************************/
5753 /* cpu save/restore */
5755 #if defined(TARGET_I386)
5757 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
5759 qemu_put_be32(f, dt->selector);
5760 qemu_put_betl(f, dt->base);
5761 qemu_put_be32(f, dt->limit);
5762 qemu_put_be32(f, dt->flags);
5765 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
5767 dt->selector = qemu_get_be32(f);
5768 dt->base = qemu_get_betl(f);
5769 dt->limit = qemu_get_be32(f);
5770 dt->flags = qemu_get_be32(f);
5773 void cpu_save(QEMUFile *f, void *opaque)
5775 CPUState *env = opaque;
5776 uint16_t fptag, fpus, fpuc, fpregs_format;
5780 for(i = 0; i < CPU_NB_REGS; i++)
5781 qemu_put_betls(f, &env->regs[i]);
5782 qemu_put_betls(f, &env->eip);
5783 qemu_put_betls(f, &env->eflags);
5784 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
5785 qemu_put_be32s(f, &hflags);
5789 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
5791 for(i = 0; i < 8; i++) {
5792 fptag |= ((!env->fptags[i]) << i);
5795 qemu_put_be16s(f, &fpuc);
5796 qemu_put_be16s(f, &fpus);
5797 qemu_put_be16s(f, &fptag);
5799 #ifdef USE_X86LDOUBLE
5804 qemu_put_be16s(f, &fpregs_format);
5806 for(i = 0; i < 8; i++) {
5807 #ifdef USE_X86LDOUBLE
5811 /* we save the real CPU data (in case of MMX usage only 'mant'
5812 contains the MMX register */
5813 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
5814 qemu_put_be64(f, mant);
5815 qemu_put_be16(f, exp);
5818 /* if we use doubles for float emulation, we save the doubles to
5819 avoid losing information in case of MMX usage. It can give
5820 problems if the image is restored on a CPU where long
5821 doubles are used instead. */
5822 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
5826 for(i = 0; i < 6; i++)
5827 cpu_put_seg(f, &env->segs[i]);
5828 cpu_put_seg(f, &env->ldt);
5829 cpu_put_seg(f, &env->tr);
5830 cpu_put_seg(f, &env->gdt);
5831 cpu_put_seg(f, &env->idt);
5833 qemu_put_be32s(f, &env->sysenter_cs);
5834 qemu_put_be32s(f, &env->sysenter_esp);
5835 qemu_put_be32s(f, &env->sysenter_eip);
5837 qemu_put_betls(f, &env->cr[0]);
5838 qemu_put_betls(f, &env->cr[2]);
5839 qemu_put_betls(f, &env->cr[3]);
5840 qemu_put_betls(f, &env->cr[4]);
5842 for(i = 0; i < 8; i++)
5843 qemu_put_betls(f, &env->dr[i]);
5846 qemu_put_be32s(f, &env->a20_mask);
5849 qemu_put_be32s(f, &env->mxcsr);
5850 for(i = 0; i < CPU_NB_REGS; i++) {
5851 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5852 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5855 #ifdef TARGET_X86_64
5856 qemu_put_be64s(f, &env->efer);
5857 qemu_put_be64s(f, &env->star);
5858 qemu_put_be64s(f, &env->lstar);
5859 qemu_put_be64s(f, &env->cstar);
5860 qemu_put_be64s(f, &env->fmask);
5861 qemu_put_be64s(f, &env->kernelgsbase);
5863 qemu_put_be32s(f, &env->smbase);
5866 #ifdef USE_X86LDOUBLE
5867 /* XXX: add that in a FPU generic layer */
5868 union x86_longdouble {
5873 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5874 #define EXPBIAS1 1023
5875 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5876 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5878 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
5882 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
5883 /* exponent + sign */
5884 e = EXPD1(temp) - EXPBIAS1 + 16383;
5885 e |= SIGND1(temp) >> 16;
5890 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5892 CPUState *env = opaque;
5895 uint16_t fpus, fpuc, fptag, fpregs_format;
5897 if (version_id != 3 && version_id != 4)
5899 for(i = 0; i < CPU_NB_REGS; i++)
5900 qemu_get_betls(f, &env->regs[i]);
5901 qemu_get_betls(f, &env->eip);
5902 qemu_get_betls(f, &env->eflags);
5903 qemu_get_be32s(f, &hflags);
5905 qemu_get_be16s(f, &fpuc);
5906 qemu_get_be16s(f, &fpus);
5907 qemu_get_be16s(f, &fptag);
5908 qemu_get_be16s(f, &fpregs_format);
5910 /* NOTE: we cannot always restore the FPU state if the image come
5911 from a host with a different 'USE_X86LDOUBLE' define. We guess
5912 if we are in an MMX state to restore correctly in that case. */
5913 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
5914 for(i = 0; i < 8; i++) {
5918 switch(fpregs_format) {
5920 mant = qemu_get_be64(f);
5921 exp = qemu_get_be16(f);
5922 #ifdef USE_X86LDOUBLE
5923 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5925 /* difficult case */
5927 env->fpregs[i].mmx.MMX_Q(0) = mant;
5929 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5933 mant = qemu_get_be64(f);
5934 #ifdef USE_X86LDOUBLE
5936 union x86_longdouble *p;
5937 /* difficult case */
5938 p = (void *)&env->fpregs[i];
5943 fp64_to_fp80(p, mant);
5947 env->fpregs[i].mmx.MMX_Q(0) = mant;
5956 /* XXX: restore FPU round state */
5957 env->fpstt = (fpus >> 11) & 7;
5958 env->fpus = fpus & ~0x3800;
5960 for(i = 0; i < 8; i++) {
5961 env->fptags[i] = (fptag >> i) & 1;
5964 for(i = 0; i < 6; i++)
5965 cpu_get_seg(f, &env->segs[i]);
5966 cpu_get_seg(f, &env->ldt);
5967 cpu_get_seg(f, &env->tr);
5968 cpu_get_seg(f, &env->gdt);
5969 cpu_get_seg(f, &env->idt);
5971 qemu_get_be32s(f, &env->sysenter_cs);
5972 qemu_get_be32s(f, &env->sysenter_esp);
5973 qemu_get_be32s(f, &env->sysenter_eip);
5975 qemu_get_betls(f, &env->cr[0]);
5976 qemu_get_betls(f, &env->cr[2]);
5977 qemu_get_betls(f, &env->cr[3]);
5978 qemu_get_betls(f, &env->cr[4]);
5980 for(i = 0; i < 8; i++)
5981 qemu_get_betls(f, &env->dr[i]);
5984 qemu_get_be32s(f, &env->a20_mask);
5986 qemu_get_be32s(f, &env->mxcsr);
5987 for(i = 0; i < CPU_NB_REGS; i++) {
5988 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5989 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5992 #ifdef TARGET_X86_64
5993 qemu_get_be64s(f, &env->efer);
5994 qemu_get_be64s(f, &env->star);
5995 qemu_get_be64s(f, &env->lstar);
5996 qemu_get_be64s(f, &env->cstar);
5997 qemu_get_be64s(f, &env->fmask);
5998 qemu_get_be64s(f, &env->kernelgsbase);
6000 if (version_id >= 4)
6001 qemu_get_be32s(f, &env->smbase);
6003 /* XXX: compute hflags from scratch, except for CPL and IIF */
6004 env->hflags = hflags;
6009 #elif defined(TARGET_PPC)
6010 void cpu_save(QEMUFile *f, void *opaque)
6014 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6019 #elif defined(TARGET_MIPS)
6020 void cpu_save(QEMUFile *f, void *opaque)
6024 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6029 #elif defined(TARGET_SPARC)
6030 void cpu_save(QEMUFile *f, void *opaque)
6032 CPUState *env = opaque;
6036 for(i = 0; i < 8; i++)
6037 qemu_put_betls(f, &env->gregs[i]);
6038 for(i = 0; i < NWINDOWS * 16; i++)
6039 qemu_put_betls(f, &env->regbase[i]);
6042 for(i = 0; i < TARGET_FPREGS; i++) {
6048 qemu_put_be32(f, u.i);
6051 qemu_put_betls(f, &env->pc);
6052 qemu_put_betls(f, &env->npc);
6053 qemu_put_betls(f, &env->y);
6055 qemu_put_be32(f, tmp);
6056 qemu_put_betls(f, &env->fsr);
6057 qemu_put_betls(f, &env->tbr);
6058 #ifndef TARGET_SPARC64
6059 qemu_put_be32s(f, &env->wim);
6061 for(i = 0; i < 16; i++)
6062 qemu_put_be32s(f, &env->mmuregs[i]);
6066 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6068 CPUState *env = opaque;
6072 for(i = 0; i < 8; i++)
6073 qemu_get_betls(f, &env->gregs[i]);
6074 for(i = 0; i < NWINDOWS * 16; i++)
6075 qemu_get_betls(f, &env->regbase[i]);
6078 for(i = 0; i < TARGET_FPREGS; i++) {
6083 u.i = qemu_get_be32(f);
6087 qemu_get_betls(f, &env->pc);
6088 qemu_get_betls(f, &env->npc);
6089 qemu_get_betls(f, &env->y);
6090 tmp = qemu_get_be32(f);
6091 env->cwp = 0; /* needed to ensure that the wrapping registers are
6092 correctly updated */
6094 qemu_get_betls(f, &env->fsr);
6095 qemu_get_betls(f, &env->tbr);
6096 #ifndef TARGET_SPARC64
6097 qemu_get_be32s(f, &env->wim);
6099 for(i = 0; i < 16; i++)
6100 qemu_get_be32s(f, &env->mmuregs[i]);
6106 #elif defined(TARGET_ARM)
6108 void cpu_save(QEMUFile *f, void *opaque)
6111 CPUARMState *env = (CPUARMState *)opaque;
6113 for (i = 0; i < 16; i++) {
6114 qemu_put_be32(f, env->regs[i]);
6116 qemu_put_be32(f, cpsr_read(env));
6117 qemu_put_be32(f, env->spsr);
6118 for (i = 0; i < 6; i++) {
6119 qemu_put_be32(f, env->banked_spsr[i]);
6120 qemu_put_be32(f, env->banked_r13[i]);
6121 qemu_put_be32(f, env->banked_r14[i]);
6123 for (i = 0; i < 5; i++) {
6124 qemu_put_be32(f, env->usr_regs[i]);
6125 qemu_put_be32(f, env->fiq_regs[i]);
6127 qemu_put_be32(f, env->cp15.c0_cpuid);
6128 qemu_put_be32(f, env->cp15.c0_cachetype);
6129 qemu_put_be32(f, env->cp15.c1_sys);
6130 qemu_put_be32(f, env->cp15.c1_coproc);
6131 qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
6132 qemu_put_be32(f, env->cp15.c2_base);
6133 qemu_put_be32(f, env->cp15.c2_data);
6134 qemu_put_be32(f, env->cp15.c2_insn);
6135 qemu_put_be32(f, env->cp15.c3);
6136 qemu_put_be32(f, env->cp15.c5_insn);
6137 qemu_put_be32(f, env->cp15.c5_data);
6138 for (i = 0; i < 8; i++) {
6139 qemu_put_be32(f, env->cp15.c6_region[i]);
6141 qemu_put_be32(f, env->cp15.c6_insn);
6142 qemu_put_be32(f, env->cp15.c6_data);
6143 qemu_put_be32(f, env->cp15.c9_insn);
6144 qemu_put_be32(f, env->cp15.c9_data);
6145 qemu_put_be32(f, env->cp15.c13_fcse);
6146 qemu_put_be32(f, env->cp15.c13_context);
6147 qemu_put_be32(f, env->cp15.c15_cpar);
6149 qemu_put_be32(f, env->features);
6151 if (arm_feature(env, ARM_FEATURE_VFP)) {
6152 for (i = 0; i < 16; i++) {
6154 u.d = env->vfp.regs[i];
6155 qemu_put_be32(f, u.l.upper);
6156 qemu_put_be32(f, u.l.lower);
6158 for (i = 0; i < 16; i++) {
6159 qemu_put_be32(f, env->vfp.xregs[i]);
6162 /* TODO: Should use proper FPSCR access functions. */
6163 qemu_put_be32(f, env->vfp.vec_len);
6164 qemu_put_be32(f, env->vfp.vec_stride);
6167 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6168 for (i = 0; i < 16; i++) {
6169 qemu_put_be64(f, env->iwmmxt.regs[i]);
6171 for (i = 0; i < 16; i++) {
6172 qemu_put_be32(f, env->iwmmxt.cregs[i]);
6177 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6179 CPUARMState *env = (CPUARMState *)opaque;
6182 if (version_id != 0)
6185 for (i = 0; i < 16; i++) {
6186 env->regs[i] = qemu_get_be32(f);
6188 cpsr_write(env, qemu_get_be32(f), 0xffffffff);
6189 env->spsr = qemu_get_be32(f);
6190 for (i = 0; i < 6; i++) {
6191 env->banked_spsr[i] = qemu_get_be32(f);
6192 env->banked_r13[i] = qemu_get_be32(f);
6193 env->banked_r14[i] = qemu_get_be32(f);
6195 for (i = 0; i < 5; i++) {
6196 env->usr_regs[i] = qemu_get_be32(f);
6197 env->fiq_regs[i] = qemu_get_be32(f);
6199 env->cp15.c0_cpuid = qemu_get_be32(f);
6200 env->cp15.c0_cachetype = qemu_get_be32(f);
6201 env->cp15.c1_sys = qemu_get_be32(f);
6202 env->cp15.c1_coproc = qemu_get_be32(f);
6203 env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
6204 env->cp15.c2_base = qemu_get_be32(f);
6205 env->cp15.c2_data = qemu_get_be32(f);
6206 env->cp15.c2_insn = qemu_get_be32(f);
6207 env->cp15.c3 = qemu_get_be32(f);
6208 env->cp15.c5_insn = qemu_get_be32(f);
6209 env->cp15.c5_data = qemu_get_be32(f);
6210 for (i = 0; i < 8; i++) {
6211 env->cp15.c6_region[i] = qemu_get_be32(f);
6213 env->cp15.c6_insn = qemu_get_be32(f);
6214 env->cp15.c6_data = qemu_get_be32(f);
6215 env->cp15.c9_insn = qemu_get_be32(f);
6216 env->cp15.c9_data = qemu_get_be32(f);
6217 env->cp15.c13_fcse = qemu_get_be32(f);
6218 env->cp15.c13_context = qemu_get_be32(f);
6219 env->cp15.c15_cpar = qemu_get_be32(f);
6221 env->features = qemu_get_be32(f);
6223 if (arm_feature(env, ARM_FEATURE_VFP)) {
6224 for (i = 0; i < 16; i++) {
6226 u.l.upper = qemu_get_be32(f);
6227 u.l.lower = qemu_get_be32(f);
6228 env->vfp.regs[i] = u.d;
6230 for (i = 0; i < 16; i++) {
6231 env->vfp.xregs[i] = qemu_get_be32(f);
6234 /* TODO: Should use proper FPSCR access functions. */
6235 env->vfp.vec_len = qemu_get_be32(f);
6236 env->vfp.vec_stride = qemu_get_be32(f);
6239 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6240 for (i = 0; i < 16; i++) {
6241 env->iwmmxt.regs[i] = qemu_get_be64(f);
6243 for (i = 0; i < 16; i++) {
6244 env->iwmmxt.cregs[i] = qemu_get_be32(f);
6253 #warning No CPU save/restore functions
6257 /***********************************************************/
6258 /* ram save/restore */
6260 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
6264 v = qemu_get_byte(f);
6267 if (qemu_get_buffer(f, buf, len) != len)
6271 v = qemu_get_byte(f);
6272 memset(buf, v, len);
6280 static int ram_load_v1(QEMUFile *f, void *opaque)
6284 if (qemu_get_be32(f) != phys_ram_size)
6286 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
6287 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
6294 #define BDRV_HASH_BLOCK_SIZE 1024
6295 #define IOBUF_SIZE 4096
6296 #define RAM_CBLOCK_MAGIC 0xfabe
6298 typedef struct RamCompressState {
6301 uint8_t buf[IOBUF_SIZE];
6304 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
6307 memset(s, 0, sizeof(*s));
6309 ret = deflateInit2(&s->zstream, 1,
6311 9, Z_DEFAULT_STRATEGY);
6314 s->zstream.avail_out = IOBUF_SIZE;
6315 s->zstream.next_out = s->buf;
6319 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
6321 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
6322 qemu_put_be16(s->f, len);
6323 qemu_put_buffer(s->f, buf, len);
6326 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
6330 s->zstream.avail_in = len;
6331 s->zstream.next_in = (uint8_t *)buf;
6332 while (s->zstream.avail_in > 0) {
6333 ret = deflate(&s->zstream, Z_NO_FLUSH);
6336 if (s->zstream.avail_out == 0) {
6337 ram_put_cblock(s, s->buf, IOBUF_SIZE);
6338 s->zstream.avail_out = IOBUF_SIZE;
6339 s->zstream.next_out = s->buf;
6345 static void ram_compress_close(RamCompressState *s)
6349 /* compress last bytes */
6351 ret = deflate(&s->zstream, Z_FINISH);
6352 if (ret == Z_OK || ret == Z_STREAM_END) {
6353 len = IOBUF_SIZE - s->zstream.avail_out;
6355 ram_put_cblock(s, s->buf, len);
6357 s->zstream.avail_out = IOBUF_SIZE;
6358 s->zstream.next_out = s->buf;
6359 if (ret == Z_STREAM_END)
6366 deflateEnd(&s->zstream);
6369 typedef struct RamDecompressState {
6372 uint8_t buf[IOBUF_SIZE];
6373 } RamDecompressState;
6375 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
6378 memset(s, 0, sizeof(*s));
6380 ret = inflateInit(&s->zstream);
6386 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
6390 s->zstream.avail_out = len;
6391 s->zstream.next_out = buf;
6392 while (s->zstream.avail_out > 0) {
6393 if (s->zstream.avail_in == 0) {
6394 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
6396 clen = qemu_get_be16(s->f);
6397 if (clen > IOBUF_SIZE)
6399 qemu_get_buffer(s->f, s->buf, clen);
6400 s->zstream.avail_in = clen;
6401 s->zstream.next_in = s->buf;
6403 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
6404 if (ret != Z_OK && ret != Z_STREAM_END) {
6411 static void ram_decompress_close(RamDecompressState *s)
6413 inflateEnd(&s->zstream);
6416 static void ram_save(QEMUFile *f, void *opaque)
6419 RamCompressState s1, *s = &s1;
6422 qemu_put_be32(f, phys_ram_size);
6423 if (ram_compress_open(s, f) < 0)
6425 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6427 if (tight_savevm_enabled) {
6431 /* find if the memory block is available on a virtual
6434 for(j = 0; j < MAX_DISKS; j++) {
6436 sector_num = bdrv_hash_find(bs_table[j],
6437 phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6438 if (sector_num >= 0)
6443 goto normal_compress;
6446 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
6447 ram_compress_buf(s, buf, 10);
6453 ram_compress_buf(s, buf, 1);
6454 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6457 ram_compress_close(s);
6460 static int ram_load(QEMUFile *f, void *opaque, int version_id)
6462 RamDecompressState s1, *s = &s1;
6466 if (version_id == 1)
6467 return ram_load_v1(f, opaque);
6468 if (version_id != 2)
6470 if (qemu_get_be32(f) != phys_ram_size)
6472 if (ram_decompress_open(s, f) < 0)
6474 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6475 if (ram_decompress_buf(s, buf, 1) < 0) {
6476 fprintf(stderr, "Error while reading ram block header\n");
6480 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
6481 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
6490 ram_decompress_buf(s, buf + 1, 9);
6492 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
6493 if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
6494 fprintf(stderr, "Invalid block device index %d\n", bs_index);
6497 if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
6498 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
6499 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
6500 bs_index, sector_num);
6507 printf("Error block header\n");
6511 ram_decompress_close(s);
6515 /***********************************************************/
6516 /* bottom halves (can be seen as timers which expire ASAP) */
6525 static QEMUBH *first_bh = NULL;
6527 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
6530 bh = qemu_mallocz(sizeof(QEMUBH));
6534 bh->opaque = opaque;
6538 int qemu_bh_poll(void)
6557 void qemu_bh_schedule(QEMUBH *bh)
6559 CPUState *env = cpu_single_env;
6563 bh->next = first_bh;
6566 /* stop the currently executing CPU to execute the BH ASAP */
6568 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
6572 void qemu_bh_cancel(QEMUBH *bh)
6575 if (bh->scheduled) {
6578 pbh = &(*pbh)->next;
6584 void qemu_bh_delete(QEMUBH *bh)
6590 /***********************************************************/
6591 /* machine registration */
6593 QEMUMachine *first_machine = NULL;
6595 int qemu_register_machine(QEMUMachine *m)
6598 pm = &first_machine;
6606 QEMUMachine *find_machine(const char *name)
6610 for(m = first_machine; m != NULL; m = m->next) {
6611 if (!strcmp(m->name, name))
6617 /***********************************************************/
6618 /* main execution loop */
6620 void gui_update(void *opaque)
6622 DisplayState *ds = opaque;
6623 ds->dpy_refresh(ds);
6624 qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
6627 struct vm_change_state_entry {
6628 VMChangeStateHandler *cb;
6630 LIST_ENTRY (vm_change_state_entry) entries;
6633 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
6635 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
6638 VMChangeStateEntry *e;
6640 e = qemu_mallocz(sizeof (*e));
6646 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
6650 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
6652 LIST_REMOVE (e, entries);
6656 static void vm_state_notify(int running)
6658 VMChangeStateEntry *e;
6660 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
6661 e->cb(e->opaque, running);
6665 /* XXX: support several handlers */
6666 static VMStopHandler *vm_stop_cb;
6667 static void *vm_stop_opaque;
6669 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
6672 vm_stop_opaque = opaque;
6676 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
6687 qemu_rearm_alarm_timer(alarm_timer);
6691 void vm_stop(int reason)
6694 cpu_disable_ticks();
6698 vm_stop_cb(vm_stop_opaque, reason);
6705 /* reset/shutdown handler */
6707 typedef struct QEMUResetEntry {
6708 QEMUResetHandler *func;
6710 struct QEMUResetEntry *next;
6713 static QEMUResetEntry *first_reset_entry;
6714 static int reset_requested;
6715 static int shutdown_requested;
6716 static int powerdown_requested;
6718 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
6720 QEMUResetEntry **pre, *re;
6722 pre = &first_reset_entry;
6723 while (*pre != NULL)
6724 pre = &(*pre)->next;
6725 re = qemu_mallocz(sizeof(QEMUResetEntry));
6727 re->opaque = opaque;
6732 static void qemu_system_reset(void)
6736 /* reset all devices */
6737 for(re = first_reset_entry; re != NULL; re = re->next) {
6738 re->func(re->opaque);
6742 void qemu_system_reset_request(void)
6745 shutdown_requested = 1;
6747 reset_requested = 1;
6750 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6753 void qemu_system_shutdown_request(void)
6755 shutdown_requested = 1;
6757 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6760 void qemu_system_powerdown_request(void)
6762 powerdown_requested = 1;
6764 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6767 void main_loop_wait(int timeout)
6769 IOHandlerRecord *ioh;
6770 fd_set rfds, wfds, xfds;
6779 /* XXX: need to suppress polling by better using win32 events */
6781 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
6782 ret |= pe->func(pe->opaque);
6787 WaitObjects *w = &wait_objects;
6789 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
6790 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
6791 if (w->func[ret - WAIT_OBJECT_0])
6792 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
6794 /* Check for additional signaled events */
6795 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
6797 /* Check if event is signaled */
6798 ret2 = WaitForSingleObject(w->events[i], 0);
6799 if(ret2 == WAIT_OBJECT_0) {
6801 w->func[i](w->opaque[i]);
6802 } else if (ret2 == WAIT_TIMEOUT) {
6804 err = GetLastError();
6805 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
6808 } else if (ret == WAIT_TIMEOUT) {
6810 err = GetLastError();
6811 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
6815 /* poll any events */
6816 /* XXX: separate device handlers from system ones */
6821 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6825 (!ioh->fd_read_poll ||
6826 ioh->fd_read_poll(ioh->opaque) != 0)) {
6827 FD_SET(ioh->fd, &rfds);
6831 if (ioh->fd_write) {
6832 FD_SET(ioh->fd, &wfds);
6842 tv.tv_usec = timeout * 1000;
6844 #if defined(CONFIG_SLIRP)
6846 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
6849 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
6851 IOHandlerRecord **pioh;
6853 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6854 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
6855 ioh->fd_read(ioh->opaque);
6857 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
6858 ioh->fd_write(ioh->opaque);
6862 /* remove deleted IO handlers */
6863 pioh = &first_io_handler;
6873 #if defined(CONFIG_SLIRP)
6880 slirp_select_poll(&rfds, &wfds, &xfds);
6886 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
6887 qemu_get_clock(vm_clock));
6888 /* run dma transfers, if any */
6892 /* real time timers */
6893 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
6894 qemu_get_clock(rt_clock));
6896 /* Check bottom-halves last in case any of the earlier events triggered
6902 static CPUState *cur_cpu;
6907 #ifdef CONFIG_PROFILER
6912 cur_cpu = first_cpu;
6919 env = env->next_cpu;
6922 #ifdef CONFIG_PROFILER
6923 ti = profile_getclock();
6925 ret = cpu_exec(env);
6926 #ifdef CONFIG_PROFILER
6927 qemu_time += profile_getclock() - ti;
6929 if (ret == EXCP_HLT) {
6930 /* Give the next CPU a chance to run. */
6934 if (ret != EXCP_HALTED)
6936 /* all CPUs are halted ? */
6942 if (shutdown_requested) {
6943 ret = EXCP_INTERRUPT;
6946 if (reset_requested) {
6947 reset_requested = 0;
6948 qemu_system_reset();
6949 ret = EXCP_INTERRUPT;
6951 if (powerdown_requested) {
6952 powerdown_requested = 0;
6953 qemu_system_powerdown();
6954 ret = EXCP_INTERRUPT;
6956 if (ret == EXCP_DEBUG) {
6957 vm_stop(EXCP_DEBUG);
6959 /* If all cpus are halted then wait until the next IRQ */
6960 /* XXX: use timeout computed from timers */
6961 if (ret == EXCP_HALTED)
6968 #ifdef CONFIG_PROFILER
6969 ti = profile_getclock();
6971 main_loop_wait(timeout);
6972 #ifdef CONFIG_PROFILER
6973 dev_time += profile_getclock() - ti;
6976 cpu_disable_ticks();
6980 static void help(int exitcode)
6982 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
6983 "usage: %s [options] [disk_image]\n"
6985 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6987 "Standard options:\n"
6988 "-M machine select emulated machine (-M ? for list)\n"
6989 "-cpu cpu select CPU (-cpu ? for list)\n"
6990 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6991 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6992 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6993 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6994 "-mtdblock file use 'file' as on-board Flash memory image\n"
6995 "-sd file use 'file' as SecureDigital card image\n"
6996 "-pflash file use 'file' as a parallel flash image\n"
6997 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6998 "-snapshot write to temporary files instead of disk image files\n"
7000 "-no-frame open SDL window without a frame and window decorations\n"
7001 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7002 "-no-quit disable SDL window close capability\n"
7005 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7007 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7008 "-smp n set the number of CPUs to 'n' [default=1]\n"
7009 "-nographic disable graphical output and redirect serial I/Os to console\n"
7010 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7012 "-k language use keyboard layout (for example \"fr\" for French)\n"
7015 "-audio-help print list of audio drivers and their options\n"
7016 "-soundhw c1,... enable audio support\n"
7017 " and only specified sound cards (comma separated list)\n"
7018 " use -soundhw ? to get the list of supported cards\n"
7019 " use -soundhw all to enable all of them\n"
7021 "-localtime set the real time clock to local time [default=utc]\n"
7022 "-full-screen start in full screen\n"
7024 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7026 "-usb enable the USB driver (will be the default soon)\n"
7027 "-usbdevice name add the host or guest USB device 'name'\n"
7028 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7029 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7031 "-name string set the name of the guest\n"
7033 "Network options:\n"
7034 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7035 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7037 "-net user[,vlan=n][,hostname=host]\n"
7038 " connect the user mode network stack to VLAN 'n' and send\n"
7039 " hostname 'host' to DHCP clients\n"
7042 "-net tap[,vlan=n],ifname=name\n"
7043 " connect the host TAP network interface to VLAN 'n'\n"
7045 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7046 " connect the host TAP network interface to VLAN 'n' and use the\n"
7047 " network scripts 'file' (default=%s)\n"
7048 " and 'dfile' (default=%s);\n"
7049 " use '[down]script=no' to disable script execution;\n"
7050 " use 'fd=h' to connect to an already opened TAP interface\n"
7052 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7053 " connect the vlan 'n' to another VLAN using a socket connection\n"
7054 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7055 " connect the vlan 'n' to multicast maddr and port\n"
7056 "-net none use it alone to have zero network devices; if no -net option\n"
7057 " is provided, the default is '-net nic -net user'\n"
7060 "-tftp dir allow tftp access to files in dir [-net user]\n"
7061 "-bootp file advertise file in BOOTP replies\n"
7063 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7065 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7066 " redirect TCP or UDP connections from host to guest [-net user]\n"
7069 "Linux boot specific:\n"
7070 "-kernel bzImage use 'bzImage' as kernel image\n"
7071 "-append cmdline use 'cmdline' as kernel command line\n"
7072 "-initrd file use 'file' as initial ram disk\n"
7074 "Debug/Expert options:\n"
7075 "-monitor dev redirect the monitor to char device 'dev'\n"
7076 "-serial dev redirect the serial port to char device 'dev'\n"
7077 "-parallel dev redirect the parallel port to char device 'dev'\n"
7078 "-pidfile file Write PID to 'file'\n"
7079 "-S freeze CPU at startup (use 'c' to start execution)\n"
7080 "-s wait gdb connection to port\n"
7081 "-p port set gdb connection port [default=%s]\n"
7082 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7083 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7084 " translation (t=none or lba) (usually qemu can guess them)\n"
7085 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7087 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7088 "-no-kqemu disable KQEMU kernel module usage\n"
7090 #ifdef USE_CODE_COPY
7091 "-no-code-copy disable code copy acceleration\n"
7094 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7095 " (default is CL-GD5446 PCI VGA)\n"
7096 "-no-acpi disable ACPI\n"
7098 "-no-reboot exit instead of rebooting\n"
7099 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7100 "-vnc display start a VNC server on display\n"
7102 "-daemonize daemonize QEMU after initializing\n"
7104 "-option-rom rom load a file, rom, into the option ROM space\n"
7106 "-prom-env variable=value set OpenBIOS nvram variables\n"
7108 "-clock force the use of the given methods for timer alarm.\n"
7109 " To see what timers are available use -clock help\n"
7111 "During emulation, the following keys are useful:\n"
7112 "ctrl-alt-f toggle full screen\n"
7113 "ctrl-alt-n switch to virtual console 'n'\n"
7114 "ctrl-alt toggle mouse and keyboard grab\n"
7116 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7121 DEFAULT_NETWORK_SCRIPT,
7122 DEFAULT_NETWORK_DOWN_SCRIPT,
7124 DEFAULT_GDBSTUB_PORT,
7129 #define HAS_ARG 0x0001
7143 QEMU_OPTION_mtdblock,
7147 QEMU_OPTION_snapshot,
7149 QEMU_OPTION_no_fd_bootchk,
7152 QEMU_OPTION_nographic,
7153 QEMU_OPTION_portrait,
7155 QEMU_OPTION_audio_help,
7156 QEMU_OPTION_soundhw,
7176 QEMU_OPTION_no_code_copy,
7178 QEMU_OPTION_localtime,
7179 QEMU_OPTION_cirrusvga,
7182 QEMU_OPTION_std_vga,
7184 QEMU_OPTION_monitor,
7186 QEMU_OPTION_parallel,
7188 QEMU_OPTION_full_screen,
7189 QEMU_OPTION_no_frame,
7190 QEMU_OPTION_alt_grab,
7191 QEMU_OPTION_no_quit,
7192 QEMU_OPTION_pidfile,
7193 QEMU_OPTION_no_kqemu,
7194 QEMU_OPTION_kernel_kqemu,
7195 QEMU_OPTION_win2k_hack,
7197 QEMU_OPTION_usbdevice,
7200 QEMU_OPTION_no_acpi,
7201 QEMU_OPTION_no_reboot,
7202 QEMU_OPTION_show_cursor,
7203 QEMU_OPTION_daemonize,
7204 QEMU_OPTION_option_rom,
7205 QEMU_OPTION_semihosting,
7207 QEMU_OPTION_prom_env,
7208 QEMU_OPTION_old_param,
7212 typedef struct QEMUOption {
7218 const QEMUOption qemu_options[] = {
7219 { "h", 0, QEMU_OPTION_h },
7220 { "help", 0, QEMU_OPTION_h },
7222 { "M", HAS_ARG, QEMU_OPTION_M },
7223 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
7224 { "fda", HAS_ARG, QEMU_OPTION_fda },
7225 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
7226 { "hda", HAS_ARG, QEMU_OPTION_hda },
7227 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
7228 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
7229 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
7230 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
7231 { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
7232 { "sd", HAS_ARG, QEMU_OPTION_sd },
7233 { "pflash", HAS_ARG, QEMU_OPTION_pflash },
7234 { "boot", HAS_ARG, QEMU_OPTION_boot },
7235 { "snapshot", 0, QEMU_OPTION_snapshot },
7237 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
7239 { "m", HAS_ARG, QEMU_OPTION_m },
7240 { "nographic", 0, QEMU_OPTION_nographic },
7241 { "portrait", 0, QEMU_OPTION_portrait },
7242 { "k", HAS_ARG, QEMU_OPTION_k },
7244 { "audio-help", 0, QEMU_OPTION_audio_help },
7245 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
7248 { "net", HAS_ARG, QEMU_OPTION_net},
7250 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
7251 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
7253 { "smb", HAS_ARG, QEMU_OPTION_smb },
7255 { "redir", HAS_ARG, QEMU_OPTION_redir },
7258 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
7259 { "append", HAS_ARG, QEMU_OPTION_append },
7260 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
7262 { "S", 0, QEMU_OPTION_S },
7263 { "s", 0, QEMU_OPTION_s },
7264 { "p", HAS_ARG, QEMU_OPTION_p },
7265 { "d", HAS_ARG, QEMU_OPTION_d },
7266 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
7267 { "L", HAS_ARG, QEMU_OPTION_L },
7268 { "bios", HAS_ARG, QEMU_OPTION_bios },
7269 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
7271 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
7272 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
7274 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7275 { "g", 1, QEMU_OPTION_g },
7277 { "localtime", 0, QEMU_OPTION_localtime },
7278 { "std-vga", 0, QEMU_OPTION_std_vga },
7279 { "echr", HAS_ARG, QEMU_OPTION_echr },
7280 { "monitor", HAS_ARG, QEMU_OPTION_monitor },
7281 { "serial", HAS_ARG, QEMU_OPTION_serial },
7282 { "parallel", HAS_ARG, QEMU_OPTION_parallel },
7283 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
7284 { "full-screen", 0, QEMU_OPTION_full_screen },
7286 { "no-frame", 0, QEMU_OPTION_no_frame },
7287 { "alt-grab", 0, QEMU_OPTION_alt_grab },
7288 { "no-quit", 0, QEMU_OPTION_no_quit },
7290 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
7291 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
7292 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
7293 { "smp", HAS_ARG, QEMU_OPTION_smp },
7294 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
7296 /* temporary options */
7297 { "usb", 0, QEMU_OPTION_usb },
7298 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
7299 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
7300 { "no-acpi", 0, QEMU_OPTION_no_acpi },
7301 { "no-reboot", 0, QEMU_OPTION_no_reboot },
7302 { "show-cursor", 0, QEMU_OPTION_show_cursor },
7303 { "daemonize", 0, QEMU_OPTION_daemonize },
7304 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
7305 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7306 { "semihosting", 0, QEMU_OPTION_semihosting },
7308 { "name", HAS_ARG, QEMU_OPTION_name },
7309 #if defined(TARGET_SPARC)
7310 { "prom-env", HAS_ARG, QEMU_OPTION_prom_env },
7312 #if defined(TARGET_ARM)
7313 { "old-param", 0, QEMU_OPTION_old_param },
7315 { "clock", HAS_ARG, QEMU_OPTION_clock },
7319 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
7321 /* this stack is only used during signal handling */
7322 #define SIGNAL_STACK_SIZE 32768
7324 static uint8_t *signal_stack;
7328 /* password input */
7330 int qemu_key_check(BlockDriverState *bs, const char *name)
7335 if (!bdrv_is_encrypted(bs))
7338 term_printf("%s is encrypted.\n", name);
7339 for(i = 0; i < 3; i++) {
7340 monitor_readline("Password: ", 1, password, sizeof(password));
7341 if (bdrv_set_key(bs, password) == 0)
7343 term_printf("invalid password\n");
7348 static BlockDriverState *get_bdrv(int index)
7350 BlockDriverState *bs;
7353 bs = bs_table[index];
7354 } else if (index < 6) {
7355 bs = fd_table[index - 4];
7362 static void read_passwords(void)
7364 BlockDriverState *bs;
7367 for(i = 0; i < 6; i++) {
7370 qemu_key_check(bs, bdrv_get_device_name(bs));
7374 /* XXX: currently we cannot use simultaneously different CPUs */
7375 void register_machines(void)
7377 #if defined(TARGET_I386)
7378 qemu_register_machine(&pc_machine);
7379 qemu_register_machine(&isapc_machine);
7380 #elif defined(TARGET_PPC)
7381 qemu_register_machine(&heathrow_machine);
7382 qemu_register_machine(&core99_machine);
7383 qemu_register_machine(&prep_machine);
7384 qemu_register_machine(&ref405ep_machine);
7385 qemu_register_machine(&taihu_machine);
7386 #elif defined(TARGET_MIPS)
7387 qemu_register_machine(&mips_machine);
7388 qemu_register_machine(&mips_malta_machine);
7389 qemu_register_machine(&mips_pica61_machine);
7390 qemu_register_machine(&mips_mipssim_machine);
7391 #elif defined(TARGET_SPARC)
7392 #ifdef TARGET_SPARC64
7393 qemu_register_machine(&sun4u_machine);
7395 qemu_register_machine(&ss5_machine);
7396 qemu_register_machine(&ss10_machine);
7398 #elif defined(TARGET_ARM)
7399 qemu_register_machine(&integratorcp_machine);
7400 qemu_register_machine(&versatilepb_machine);
7401 qemu_register_machine(&versatileab_machine);
7402 qemu_register_machine(&realview_machine);
7403 qemu_register_machine(&akitapda_machine);
7404 qemu_register_machine(&spitzpda_machine);
7405 qemu_register_machine(&borzoipda_machine);
7406 qemu_register_machine(&terrierpda_machine);
7407 qemu_register_machine(&palmte_machine);
7408 #elif defined(TARGET_SH4)
7409 qemu_register_machine(&shix_machine);
7410 qemu_register_machine(&r2d_machine);
7411 #elif defined(TARGET_ALPHA)
7413 #elif defined(TARGET_M68K)
7414 qemu_register_machine(&mcf5208evb_machine);
7415 qemu_register_machine(&an5206_machine);
7416 #elif defined(TARGET_CRIS)
7417 qemu_register_machine(&bareetraxfs_machine);
7419 #error unsupported CPU
7424 struct soundhw soundhw[] = {
7425 #ifdef HAS_AUDIO_CHOICE
7432 { .init_isa = pcspk_audio_init }
7437 "Creative Sound Blaster 16",
7440 { .init_isa = SB16_init }
7447 "Yamaha YMF262 (OPL3)",
7449 "Yamaha YM3812 (OPL2)",
7453 { .init_isa = Adlib_init }
7460 "Gravis Ultrasound GF1",
7463 { .init_isa = GUS_init }
7469 "ENSONIQ AudioPCI ES1370",
7472 { .init_pci = es1370_init }
7476 { NULL, NULL, 0, 0, { NULL } }
7479 static void select_soundhw (const char *optarg)
7483 if (*optarg == '?') {
7486 printf ("Valid sound card names (comma separated):\n");
7487 for (c = soundhw; c->name; ++c) {
7488 printf ("%-11s %s\n", c->name, c->descr);
7490 printf ("\n-soundhw all will enable all of the above\n");
7491 exit (*optarg != '?');
7499 if (!strcmp (optarg, "all")) {
7500 for (c = soundhw; c->name; ++c) {
7508 e = strchr (p, ',');
7509 l = !e ? strlen (p) : (size_t) (e - p);
7511 for (c = soundhw; c->name; ++c) {
7512 if (!strncmp (c->name, p, l)) {
7521 "Unknown sound card name (too big to show)\n");
7524 fprintf (stderr, "Unknown sound card name `%.*s'\n",
7529 p += l + (e != NULL);
7533 goto show_valid_cards;
7539 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
7541 exit(STATUS_CONTROL_C_EXIT);
7546 #define MAX_NET_CLIENTS 32
7548 int main(int argc, char **argv)
7550 #ifdef CONFIG_GDBSTUB
7552 const char *gdbstub_port;
7554 int i, cdrom_index, pflash_index;
7555 int snapshot, linux_boot;
7556 const char *initrd_filename;
7557 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
7558 const char *pflash_filename[MAX_PFLASH];
7559 const char *sd_filename;
7560 const char *mtd_filename;
7561 const char *kernel_filename, *kernel_cmdline;
7562 DisplayState *ds = &display_state;
7563 int cyls, heads, secs, translation;
7564 char net_clients[MAX_NET_CLIENTS][256];
7567 const char *r, *optarg;
7568 CharDriverState *monitor_hd;
7569 char monitor_device[128];
7570 char serial_devices[MAX_SERIAL_PORTS][128];
7571 int serial_device_index;
7572 char parallel_devices[MAX_PARALLEL_PORTS][128];
7573 int parallel_device_index;
7574 const char *loadvm = NULL;
7575 QEMUMachine *machine;
7576 const char *cpu_model;
7577 char usb_devices[MAX_USB_CMDLINE][128];
7578 int usb_devices_index;
7580 const char *pid_file = NULL;
7583 LIST_INIT (&vm_change_state_head);
7586 struct sigaction act;
7587 sigfillset(&act.sa_mask);
7589 act.sa_handler = SIG_IGN;
7590 sigaction(SIGPIPE, &act, NULL);
7593 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
7594 /* Note: cpu_interrupt() is currently not SMP safe, so we force
7595 QEMU to run on a single CPU */
7600 h = GetCurrentProcess();
7601 if (GetProcessAffinityMask(h, &mask, &smask)) {
7602 for(i = 0; i < 32; i++) {
7603 if (mask & (1 << i))
7608 SetProcessAffinityMask(h, mask);
7614 register_machines();
7615 machine = first_machine;
7617 initrd_filename = NULL;
7618 for(i = 0; i < MAX_FD; i++)
7619 fd_filename[i] = NULL;
7620 for(i = 0; i < MAX_DISKS; i++)
7621 hd_filename[i] = NULL;
7622 for(i = 0; i < MAX_PFLASH; i++)
7623 pflash_filename[i] = NULL;
7626 mtd_filename = NULL;
7627 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
7628 vga_ram_size = VGA_RAM_SIZE;
7629 #ifdef CONFIG_GDBSTUB
7631 gdbstub_port = DEFAULT_GDBSTUB_PORT;
7635 kernel_filename = NULL;
7636 kernel_cmdline = "";
7642 cyls = heads = secs = 0;
7643 translation = BIOS_ATA_TRANSLATION_AUTO;
7644 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
7646 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
7647 for(i = 1; i < MAX_SERIAL_PORTS; i++)
7648 serial_devices[i][0] = '\0';
7649 serial_device_index = 0;
7651 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
7652 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
7653 parallel_devices[i][0] = '\0';
7654 parallel_device_index = 0;
7656 usb_devices_index = 0;
7661 /* default mac address of the first network interface */
7669 hd_filename[0] = argv[optind++];
7671 const QEMUOption *popt;
7674 /* Treat --foo the same as -foo. */
7677 popt = qemu_options;
7680 fprintf(stderr, "%s: invalid option -- '%s'\n",
7684 if (!strcmp(popt->name, r + 1))
7688 if (popt->flags & HAS_ARG) {
7689 if (optind >= argc) {
7690 fprintf(stderr, "%s: option '%s' requires an argument\n",
7694 optarg = argv[optind++];
7699 switch(popt->index) {
7701 machine = find_machine(optarg);
7704 printf("Supported machines are:\n");
7705 for(m = first_machine; m != NULL; m = m->next) {
7706 printf("%-10s %s%s\n",
7708 m == first_machine ? " (default)" : "");
7710 exit(*optarg != '?');
7713 case QEMU_OPTION_cpu:
7714 /* hw initialization will check this */
7715 if (*optarg == '?') {
7716 /* XXX: implement xxx_cpu_list for targets that still miss it */
7717 #if defined(cpu_list)
7718 cpu_list(stdout, &fprintf);
7725 case QEMU_OPTION_initrd:
7726 initrd_filename = optarg;
7728 case QEMU_OPTION_hda:
7729 case QEMU_OPTION_hdb:
7730 case QEMU_OPTION_hdc:
7731 case QEMU_OPTION_hdd:
7734 hd_index = popt->index - QEMU_OPTION_hda;
7735 hd_filename[hd_index] = optarg;
7736 if (hd_index == cdrom_index)
7740 case QEMU_OPTION_mtdblock:
7741 mtd_filename = optarg;
7743 case QEMU_OPTION_sd:
7744 sd_filename = optarg;
7746 case QEMU_OPTION_pflash:
7747 if (pflash_index >= MAX_PFLASH) {
7748 fprintf(stderr, "qemu: too many parallel flash images\n");
7751 pflash_filename[pflash_index++] = optarg;
7753 case QEMU_OPTION_snapshot:
7756 case QEMU_OPTION_hdachs:
7760 cyls = strtol(p, (char **)&p, 0);
7761 if (cyls < 1 || cyls > 16383)
7766 heads = strtol(p, (char **)&p, 0);
7767 if (heads < 1 || heads > 16)
7772 secs = strtol(p, (char **)&p, 0);
7773 if (secs < 1 || secs > 63)
7777 if (!strcmp(p, "none"))
7778 translation = BIOS_ATA_TRANSLATION_NONE;
7779 else if (!strcmp(p, "lba"))
7780 translation = BIOS_ATA_TRANSLATION_LBA;
7781 else if (!strcmp(p, "auto"))
7782 translation = BIOS_ATA_TRANSLATION_AUTO;
7785 } else if (*p != '\0') {
7787 fprintf(stderr, "qemu: invalid physical CHS format\n");
7792 case QEMU_OPTION_nographic:
7793 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
7794 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
7795 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
7798 case QEMU_OPTION_portrait:
7801 case QEMU_OPTION_kernel:
7802 kernel_filename = optarg;
7804 case QEMU_OPTION_append:
7805 kernel_cmdline = optarg;
7807 case QEMU_OPTION_cdrom:
7808 if (cdrom_index >= 0) {
7809 hd_filename[cdrom_index] = optarg;
7812 case QEMU_OPTION_boot:
7813 boot_device = optarg[0];
7814 if (boot_device != 'a' &&
7815 #if defined(TARGET_SPARC) || defined(TARGET_I386)
7817 boot_device != 'n' &&
7819 boot_device != 'c' && boot_device != 'd') {
7820 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
7824 case QEMU_OPTION_fda:
7825 fd_filename[0] = optarg;
7827 case QEMU_OPTION_fdb:
7828 fd_filename[1] = optarg;
7831 case QEMU_OPTION_no_fd_bootchk:
7835 case QEMU_OPTION_no_code_copy:
7836 code_copy_enabled = 0;
7838 case QEMU_OPTION_net:
7839 if (nb_net_clients >= MAX_NET_CLIENTS) {
7840 fprintf(stderr, "qemu: too many network clients\n");
7843 pstrcpy(net_clients[nb_net_clients],
7844 sizeof(net_clients[0]),
7849 case QEMU_OPTION_tftp:
7850 tftp_prefix = optarg;
7852 case QEMU_OPTION_bootp:
7853 bootp_filename = optarg;
7856 case QEMU_OPTION_smb:
7857 net_slirp_smb(optarg);
7860 case QEMU_OPTION_redir:
7861 net_slirp_redir(optarg);
7865 case QEMU_OPTION_audio_help:
7869 case QEMU_OPTION_soundhw:
7870 select_soundhw (optarg);
7877 ram_size = atoi(optarg) * 1024 * 1024;
7880 if (ram_size > PHYS_RAM_MAX_SIZE) {
7881 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
7882 PHYS_RAM_MAX_SIZE / (1024 * 1024));
7891 mask = cpu_str_to_log_mask(optarg);
7893 printf("Log items (comma separated):\n");
7894 for(item = cpu_log_items; item->mask != 0; item++) {
7895 printf("%-10s %s\n", item->name, item->help);
7902 #ifdef CONFIG_GDBSTUB
7907 gdbstub_port = optarg;
7913 case QEMU_OPTION_bios:
7920 keyboard_layout = optarg;
7922 case QEMU_OPTION_localtime:
7925 case QEMU_OPTION_cirrusvga:
7926 cirrus_vga_enabled = 1;
7929 case QEMU_OPTION_vmsvga:
7930 cirrus_vga_enabled = 0;
7933 case QEMU_OPTION_std_vga:
7934 cirrus_vga_enabled = 0;
7942 w = strtol(p, (char **)&p, 10);
7945 fprintf(stderr, "qemu: invalid resolution or depth\n");
7951 h = strtol(p, (char **)&p, 10);
7956 depth = strtol(p, (char **)&p, 10);
7957 if (depth != 8 && depth != 15 && depth != 16 &&
7958 depth != 24 && depth != 32)
7960 } else if (*p == '\0') {
7961 depth = graphic_depth;
7968 graphic_depth = depth;
7971 case QEMU_OPTION_echr:
7974 term_escape_char = strtol(optarg, &r, 0);
7976 printf("Bad argument to echr\n");
7979 case QEMU_OPTION_monitor:
7980 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
7982 case QEMU_OPTION_serial:
7983 if (serial_device_index >= MAX_SERIAL_PORTS) {
7984 fprintf(stderr, "qemu: too many serial ports\n");
7987 pstrcpy(serial_devices[serial_device_index],
7988 sizeof(serial_devices[0]), optarg);
7989 serial_device_index++;
7991 case QEMU_OPTION_parallel:
7992 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
7993 fprintf(stderr, "qemu: too many parallel ports\n");
7996 pstrcpy(parallel_devices[parallel_device_index],
7997 sizeof(parallel_devices[0]), optarg);
7998 parallel_device_index++;
8000 case QEMU_OPTION_loadvm:
8003 case QEMU_OPTION_full_screen:
8007 case QEMU_OPTION_no_frame:
8010 case QEMU_OPTION_alt_grab:
8013 case QEMU_OPTION_no_quit:
8017 case QEMU_OPTION_pidfile:
8021 case QEMU_OPTION_win2k_hack:
8022 win2k_install_hack = 1;
8026 case QEMU_OPTION_no_kqemu:
8029 case QEMU_OPTION_kernel_kqemu:
8033 case QEMU_OPTION_usb:
8036 case QEMU_OPTION_usbdevice:
8038 if (usb_devices_index >= MAX_USB_CMDLINE) {
8039 fprintf(stderr, "Too many USB devices\n");
8042 pstrcpy(usb_devices[usb_devices_index],
8043 sizeof(usb_devices[usb_devices_index]),
8045 usb_devices_index++;
8047 case QEMU_OPTION_smp:
8048 smp_cpus = atoi(optarg);
8049 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
8050 fprintf(stderr, "Invalid number of CPUs\n");
8054 case QEMU_OPTION_vnc:
8055 vnc_display = optarg;
8057 case QEMU_OPTION_no_acpi:
8060 case QEMU_OPTION_no_reboot:
8063 case QEMU_OPTION_show_cursor:
8066 case QEMU_OPTION_daemonize:
8069 case QEMU_OPTION_option_rom:
8070 if (nb_option_roms >= MAX_OPTION_ROMS) {
8071 fprintf(stderr, "Too many option ROMs\n");
8074 option_rom[nb_option_roms] = optarg;
8077 case QEMU_OPTION_semihosting:
8078 semihosting_enabled = 1;
8080 case QEMU_OPTION_name:
8084 case QEMU_OPTION_prom_env:
8085 if (nb_prom_envs >= MAX_PROM_ENVS) {
8086 fprintf(stderr, "Too many prom variables\n");
8089 prom_envs[nb_prom_envs] = optarg;
8094 case QEMU_OPTION_old_param:
8097 case QEMU_OPTION_clock:
8098 configure_alarms(optarg);
8105 if (daemonize && !nographic && vnc_display == NULL) {
8106 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
8113 if (pipe(fds) == -1)
8124 len = read(fds[0], &status, 1);
8125 if (len == -1 && (errno == EINTR))
8130 else if (status == 1) {
8131 fprintf(stderr, "Could not acquire pidfile\n");
8149 signal(SIGTSTP, SIG_IGN);
8150 signal(SIGTTOU, SIG_IGN);
8151 signal(SIGTTIN, SIG_IGN);
8155 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
8158 write(fds[1], &status, 1);
8160 fprintf(stderr, "Could not acquire pid file\n");
8168 linux_boot = (kernel_filename != NULL);
8171 boot_device != 'n' &&
8172 hd_filename[0] == '\0' &&
8173 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
8174 fd_filename[0] == '\0')
8177 /* boot to floppy or the default cd if no hard disk defined yet */
8178 if (hd_filename[0] == '\0' && boot_device == 'c') {
8179 if (fd_filename[0] != '\0')
8185 setvbuf(stdout, NULL, _IOLBF, 0);
8195 /* init network clients */
8196 if (nb_net_clients == 0) {
8197 /* if no clients, we use a default config */
8198 pstrcpy(net_clients[0], sizeof(net_clients[0]),
8200 pstrcpy(net_clients[1], sizeof(net_clients[0]),
8205 for(i = 0;i < nb_net_clients; i++) {
8206 if (net_client_init(net_clients[i]) < 0)
8209 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8210 if (vlan->nb_guest_devs == 0 && vlan->nb_host_devs == 0)
8212 if (vlan->nb_guest_devs == 0) {
8213 fprintf(stderr, "Invalid vlan (%d) with no nics\n", vlan->id);
8216 if (vlan->nb_host_devs == 0)
8218 "Warning: vlan %d is not connected to host network\n",
8223 if (boot_device == 'n') {
8224 for (i = 0; i < nb_nics; i++) {
8225 const char *model = nd_table[i].model;
8229 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
8230 if (get_image_size(buf) > 0) {
8231 option_rom[nb_option_roms] = strdup(buf);
8237 fprintf(stderr, "No valid PXE rom found for network device\n");
8243 /* init the memory */
8244 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
8246 phys_ram_base = qemu_vmalloc(phys_ram_size);
8247 if (!phys_ram_base) {
8248 fprintf(stderr, "Could not allocate physical memory\n");
8252 /* we always create the cdrom drive, even if no disk is there */
8254 if (cdrom_index >= 0) {
8255 bs_table[cdrom_index] = bdrv_new("cdrom");
8256 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
8259 /* open the virtual block devices */
8260 for(i = 0; i < MAX_DISKS; i++) {
8261 if (hd_filename[i]) {
8264 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
8265 bs_table[i] = bdrv_new(buf);
8267 if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8268 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
8272 if (i == 0 && cyls != 0) {
8273 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
8274 bdrv_set_translation_hint(bs_table[i], translation);
8279 /* we always create at least one floppy disk */
8280 fd_table[0] = bdrv_new("fda");
8281 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
8283 for(i = 0; i < MAX_FD; i++) {
8284 if (fd_filename[i]) {
8287 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
8288 fd_table[i] = bdrv_new(buf);
8289 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
8291 if (fd_filename[i][0] != '\0') {
8292 if (bdrv_open(fd_table[i], fd_filename[i],
8293 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8294 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
8302 /* Open the virtual parallel flash block devices */
8303 for(i = 0; i < MAX_PFLASH; i++) {
8304 if (pflash_filename[i]) {
8305 if (!pflash_table[i]) {
8307 snprintf(buf, sizeof(buf), "fl%c", i + 'a');
8308 pflash_table[i] = bdrv_new(buf);
8310 if (bdrv_open(pflash_table[i], pflash_filename[i],
8311 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8312 fprintf(stderr, "qemu: could not open flash image '%s'\n",
8313 pflash_filename[i]);
8319 sd_bdrv = bdrv_new ("sd");
8320 /* FIXME: This isn't really a floppy, but it's a reasonable
8322 bdrv_set_type_hint(sd_bdrv, BDRV_TYPE_FLOPPY);
8324 if (bdrv_open(sd_bdrv, sd_filename,
8325 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8326 fprintf(stderr, "qemu: could not open SD card image %s\n",
8329 qemu_key_check(sd_bdrv, sd_filename);
8333 mtd_bdrv = bdrv_new ("mtd");
8334 if (bdrv_open(mtd_bdrv, mtd_filename,
8335 snapshot ? BDRV_O_SNAPSHOT : 0) < 0 ||
8336 qemu_key_check(mtd_bdrv, mtd_filename)) {
8337 fprintf(stderr, "qemu: could not open Flash image %s\n",
8339 bdrv_delete(mtd_bdrv);
8344 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
8345 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
8350 memset(&display_state, 0, sizeof(display_state));
8352 /* nearly nothing to do */
8353 dumb_display_init(ds);
8354 } else if (vnc_display != NULL) {
8355 vnc_display_init(ds);
8356 if (vnc_display_open(ds, vnc_display) < 0)
8359 #if defined(CONFIG_SDL)
8360 sdl_display_init(ds, full_screen, no_frame);
8361 #elif defined(CONFIG_COCOA)
8362 cocoa_display_init(ds, full_screen);
8366 /* Maintain compatibility with multiple stdio monitors */
8367 if (!strcmp(monitor_device,"stdio")) {
8368 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
8369 if (!strcmp(serial_devices[i],"mon:stdio")) {
8370 monitor_device[0] = '\0';
8372 } else if (!strcmp(serial_devices[i],"stdio")) {
8373 monitor_device[0] = '\0';
8374 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
8379 if (monitor_device[0] != '\0') {
8380 monitor_hd = qemu_chr_open(monitor_device);
8382 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
8385 monitor_init(monitor_hd, !nographic);
8388 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
8389 const char *devname = serial_devices[i];
8390 if (devname[0] != '\0' && strcmp(devname, "none")) {
8391 serial_hds[i] = qemu_chr_open(devname);
8392 if (!serial_hds[i]) {
8393 fprintf(stderr, "qemu: could not open serial device '%s'\n",
8397 if (strstart(devname, "vc", 0))
8398 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
8402 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
8403 const char *devname = parallel_devices[i];
8404 if (devname[0] != '\0' && strcmp(devname, "none")) {
8405 parallel_hds[i] = qemu_chr_open(devname);
8406 if (!parallel_hds[i]) {
8407 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
8411 if (strstart(devname, "vc", 0))
8412 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
8416 machine->init(ram_size, vga_ram_size, boot_device,
8417 ds, fd_filename, snapshot,
8418 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
8420 /* init USB devices */
8422 for(i = 0; i < usb_devices_index; i++) {
8423 if (usb_device_add(usb_devices[i]) < 0) {
8424 fprintf(stderr, "Warning: could not add USB device %s\n",
8430 if (display_state.dpy_refresh) {
8431 display_state.gui_timer = qemu_new_timer(rt_clock, gui_update, &display_state);
8432 qemu_mod_timer(display_state.gui_timer, qemu_get_clock(rt_clock));
8435 #ifdef CONFIG_GDBSTUB
8437 /* XXX: use standard host:port notation and modify options
8439 if (gdbserver_start(gdbstub_port) < 0) {
8440 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
8451 /* XXX: simplify init */
8464 len = write(fds[1], &status, 1);
8465 if (len == -1 && (errno == EINTR))
8471 TFR(fd = open("/dev/null", O_RDWR));
8485 #if !defined(_WIN32)
8486 /* close network clients */
8487 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8488 VLANClientState *vc;
8490 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
8491 if (vc->fd_read == tap_receive) {
8493 TAPState *s = vc->opaque;
8495 if (sscanf(vc->info_str, "tap: ifname=%63s ", ifname) == 1 &&
8497 launch_script(s->down_script, ifname, s->fd);