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>
50 #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
51 #include <freebsd/stdlib.h>
55 #include <linux/if_tun.h>
58 #include <linux/rtc.h>
59 #include <linux/hpet.h>
60 #include <linux/ppdev.h>
61 #include <linux/parport.h>
64 #include <sys/ethernet.h>
65 #include <sys/sockio.h>
66 #include <arpa/inet.h>
67 #include <netinet/arp.h>
68 #include <netinet/in.h>
69 #include <netinet/in_systm.h>
70 #include <netinet/ip.h>
71 #include <netinet/ip_icmp.h> // must come after ip.h
72 #include <netinet/udp.h>
73 #include <netinet/tcp.h>
81 #if defined(CONFIG_SLIRP)
87 #include <sys/timeb.h>
89 #define getopt_long_only getopt_long
90 #define memalign(align, size) malloc(size)
93 #include "qemu_socket.h"
99 #endif /* CONFIG_SDL */
103 #define main qemu_main
104 #endif /* CONFIG_COCOA */
108 #include "exec-all.h"
110 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
112 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
114 #define SMBD_COMMAND "/usr/sbin/smbd"
117 //#define DEBUG_UNUSED_IOPORT
118 //#define DEBUG_IOPORT
120 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
123 #define DEFAULT_RAM_SIZE 144
125 #define DEFAULT_RAM_SIZE 128
128 #define GUI_REFRESH_INTERVAL 30
130 /* Max number of USB devices that can be specified on the commandline. */
131 #define MAX_USB_CMDLINE 8
133 /* XXX: use a two level table to limit memory usage */
134 #define MAX_IOPORTS 65536
136 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
137 char phys_ram_file[1024];
138 void *ioport_opaque[MAX_IOPORTS];
139 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
140 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
141 /* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
142 to store the VM snapshots */
143 BlockDriverState *bs_table[MAX_DISKS + 1], *fd_table[MAX_FD];
144 BlockDriverState *pflash_table[MAX_PFLASH];
145 BlockDriverState *sd_bdrv;
146 BlockDriverState *mtd_bdrv;
147 /* point to the block driver where the snapshots are managed */
148 BlockDriverState *bs_snapshots;
150 static DisplayState display_state;
152 const char* keyboard_layout = NULL;
153 int64_t ticks_per_sec;
154 int boot_device = 'c';
156 int pit_min_timer_count = 0;
158 NICInfo nd_table[MAX_NICS];
161 int cirrus_vga_enabled = 1;
162 int vmsvga_enabled = 0;
164 int graphic_width = 1024;
165 int graphic_height = 768;
166 int graphic_depth = 8;
168 int graphic_width = 800;
169 int graphic_height = 600;
170 int graphic_depth = 15;
175 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
176 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
178 int win2k_install_hack = 0;
181 static VLANState *first_vlan;
183 const char *vnc_display;
184 #if defined(TARGET_SPARC)
186 #elif defined(TARGET_I386)
191 int acpi_enabled = 1;
195 int graphic_rotate = 0;
197 const char *option_rom[MAX_OPTION_ROMS];
199 int semihosting_enabled = 0;
204 const char *qemu_name;
207 unsigned int nb_prom_envs = 0;
208 const char *prom_envs[MAX_PROM_ENVS];
211 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
213 /***********************************************************/
214 /* x86 ISA bus support */
216 target_phys_addr_t isa_mem_base = 0;
219 uint32_t default_ioport_readb(void *opaque, uint32_t address)
221 #ifdef DEBUG_UNUSED_IOPORT
222 fprintf(stderr, "unused inb: port=0x%04x\n", address);
227 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
229 #ifdef DEBUG_UNUSED_IOPORT
230 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
234 /* default is to make two byte accesses */
235 uint32_t default_ioport_readw(void *opaque, uint32_t address)
238 data = ioport_read_table[0][address](ioport_opaque[address], address);
239 address = (address + 1) & (MAX_IOPORTS - 1);
240 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
244 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
246 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
247 address = (address + 1) & (MAX_IOPORTS - 1);
248 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
251 uint32_t default_ioport_readl(void *opaque, uint32_t address)
253 #ifdef DEBUG_UNUSED_IOPORT
254 fprintf(stderr, "unused inl: port=0x%04x\n", address);
259 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
261 #ifdef DEBUG_UNUSED_IOPORT
262 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
266 void init_ioports(void)
270 for(i = 0; i < MAX_IOPORTS; i++) {
271 ioport_read_table[0][i] = default_ioport_readb;
272 ioport_write_table[0][i] = default_ioport_writeb;
273 ioport_read_table[1][i] = default_ioport_readw;
274 ioport_write_table[1][i] = default_ioport_writew;
275 ioport_read_table[2][i] = default_ioport_readl;
276 ioport_write_table[2][i] = default_ioport_writel;
280 /* size is the word size in byte */
281 int register_ioport_read(int start, int length, int size,
282 IOPortReadFunc *func, void *opaque)
288 } else if (size == 2) {
290 } else if (size == 4) {
293 hw_error("register_ioport_read: invalid size");
296 for(i = start; i < start + length; i += size) {
297 ioport_read_table[bsize][i] = func;
298 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
299 hw_error("register_ioport_read: invalid opaque");
300 ioport_opaque[i] = opaque;
305 /* size is the word size in byte */
306 int register_ioport_write(int start, int length, int size,
307 IOPortWriteFunc *func, void *opaque)
313 } else if (size == 2) {
315 } else if (size == 4) {
318 hw_error("register_ioport_write: invalid size");
321 for(i = start; i < start + length; i += size) {
322 ioport_write_table[bsize][i] = func;
323 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
324 hw_error("register_ioport_write: invalid opaque");
325 ioport_opaque[i] = opaque;
330 void isa_unassign_ioport(int start, int length)
334 for(i = start; i < start + length; i++) {
335 ioport_read_table[0][i] = default_ioport_readb;
336 ioport_read_table[1][i] = default_ioport_readw;
337 ioport_read_table[2][i] = default_ioport_readl;
339 ioport_write_table[0][i] = default_ioport_writeb;
340 ioport_write_table[1][i] = default_ioport_writew;
341 ioport_write_table[2][i] = default_ioport_writel;
345 /***********************************************************/
347 void cpu_outb(CPUState *env, int addr, int val)
350 if (loglevel & CPU_LOG_IOPORT)
351 fprintf(logfile, "outb: %04x %02x\n", addr, val);
353 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
356 env->last_io_time = cpu_get_time_fast();
360 void cpu_outw(CPUState *env, int addr, int val)
363 if (loglevel & CPU_LOG_IOPORT)
364 fprintf(logfile, "outw: %04x %04x\n", addr, val);
366 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
369 env->last_io_time = cpu_get_time_fast();
373 void cpu_outl(CPUState *env, int addr, int val)
376 if (loglevel & CPU_LOG_IOPORT)
377 fprintf(logfile, "outl: %04x %08x\n", addr, val);
379 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
382 env->last_io_time = cpu_get_time_fast();
386 int cpu_inb(CPUState *env, int addr)
389 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
391 if (loglevel & CPU_LOG_IOPORT)
392 fprintf(logfile, "inb : %04x %02x\n", addr, val);
396 env->last_io_time = cpu_get_time_fast();
401 int cpu_inw(CPUState *env, int addr)
404 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
406 if (loglevel & CPU_LOG_IOPORT)
407 fprintf(logfile, "inw : %04x %04x\n", addr, val);
411 env->last_io_time = cpu_get_time_fast();
416 int cpu_inl(CPUState *env, int addr)
419 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
421 if (loglevel & CPU_LOG_IOPORT)
422 fprintf(logfile, "inl : %04x %08x\n", addr, val);
426 env->last_io_time = cpu_get_time_fast();
431 /***********************************************************/
432 void hw_error(const char *fmt, ...)
438 fprintf(stderr, "qemu: hardware error: ");
439 vfprintf(stderr, fmt, ap);
440 fprintf(stderr, "\n");
441 for(env = first_cpu; env != NULL; env = env->next_cpu) {
442 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
444 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
446 cpu_dump_state(env, stderr, fprintf, 0);
453 /***********************************************************/
456 static QEMUPutKBDEvent *qemu_put_kbd_event;
457 static void *qemu_put_kbd_event_opaque;
458 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
459 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
461 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
463 qemu_put_kbd_event_opaque = opaque;
464 qemu_put_kbd_event = func;
467 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
468 void *opaque, int absolute,
471 QEMUPutMouseEntry *s, *cursor;
473 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
477 s->qemu_put_mouse_event = func;
478 s->qemu_put_mouse_event_opaque = opaque;
479 s->qemu_put_mouse_event_absolute = absolute;
480 s->qemu_put_mouse_event_name = qemu_strdup(name);
483 if (!qemu_put_mouse_event_head) {
484 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
488 cursor = qemu_put_mouse_event_head;
489 while (cursor->next != NULL)
490 cursor = cursor->next;
493 qemu_put_mouse_event_current = s;
498 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
500 QEMUPutMouseEntry *prev = NULL, *cursor;
502 if (!qemu_put_mouse_event_head || entry == NULL)
505 cursor = qemu_put_mouse_event_head;
506 while (cursor != NULL && cursor != entry) {
508 cursor = cursor->next;
511 if (cursor == NULL) // does not exist or list empty
513 else if (prev == NULL) { // entry is head
514 qemu_put_mouse_event_head = cursor->next;
515 if (qemu_put_mouse_event_current == entry)
516 qemu_put_mouse_event_current = cursor->next;
517 qemu_free(entry->qemu_put_mouse_event_name);
522 prev->next = entry->next;
524 if (qemu_put_mouse_event_current == entry)
525 qemu_put_mouse_event_current = prev;
527 qemu_free(entry->qemu_put_mouse_event_name);
531 void kbd_put_keycode(int keycode)
533 if (qemu_put_kbd_event) {
534 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
538 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
540 QEMUPutMouseEvent *mouse_event;
541 void *mouse_event_opaque;
544 if (!qemu_put_mouse_event_current) {
549 qemu_put_mouse_event_current->qemu_put_mouse_event;
551 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
554 if (graphic_rotate) {
555 if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
558 width = graphic_width;
559 mouse_event(mouse_event_opaque,
560 width - dy, dx, dz, buttons_state);
562 mouse_event(mouse_event_opaque,
563 dx, dy, dz, buttons_state);
567 int kbd_mouse_is_absolute(void)
569 if (!qemu_put_mouse_event_current)
572 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
575 void do_info_mice(void)
577 QEMUPutMouseEntry *cursor;
580 if (!qemu_put_mouse_event_head) {
581 term_printf("No mouse devices connected\n");
585 term_printf("Mouse devices available:\n");
586 cursor = qemu_put_mouse_event_head;
587 while (cursor != NULL) {
588 term_printf("%c Mouse #%d: %s\n",
589 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
590 index, cursor->qemu_put_mouse_event_name);
592 cursor = cursor->next;
596 void do_mouse_set(int index)
598 QEMUPutMouseEntry *cursor;
601 if (!qemu_put_mouse_event_head) {
602 term_printf("No mouse devices connected\n");
606 cursor = qemu_put_mouse_event_head;
607 while (cursor != NULL && index != i) {
609 cursor = cursor->next;
613 qemu_put_mouse_event_current = cursor;
615 term_printf("Mouse at given index not found\n");
618 /* compute with 96 bit intermediate result: (a*b)/c */
619 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
624 #ifdef WORDS_BIGENDIAN
634 rl = (uint64_t)u.l.low * (uint64_t)b;
635 rh = (uint64_t)u.l.high * (uint64_t)b;
638 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
642 /***********************************************************/
643 /* real time host monotonic timer */
645 #define QEMU_TIMER_BASE 1000000000LL
649 static int64_t clock_freq;
651 static void init_get_clock(void)
655 ret = QueryPerformanceFrequency(&freq);
657 fprintf(stderr, "Could not calibrate ticks\n");
660 clock_freq = freq.QuadPart;
663 static int64_t get_clock(void)
666 QueryPerformanceCounter(&ti);
667 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
672 static int use_rt_clock;
674 static void init_get_clock(void)
677 #if defined(__linux__)
680 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
687 static int64_t get_clock(void)
689 #if defined(__linux__)
692 clock_gettime(CLOCK_MONOTONIC, &ts);
693 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
697 /* XXX: using gettimeofday leads to problems if the date
698 changes, so it should be avoided. */
700 gettimeofday(&tv, NULL);
701 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
707 /***********************************************************/
708 /* guest cycle counter */
710 static int64_t cpu_ticks_prev;
711 static int64_t cpu_ticks_offset;
712 static int64_t cpu_clock_offset;
713 static int cpu_ticks_enabled;
715 /* return the host CPU cycle counter and handle stop/restart */
716 int64_t cpu_get_ticks(void)
718 if (!cpu_ticks_enabled) {
719 return cpu_ticks_offset;
722 ticks = cpu_get_real_ticks();
723 if (cpu_ticks_prev > ticks) {
724 /* Note: non increasing ticks may happen if the host uses
726 cpu_ticks_offset += cpu_ticks_prev - ticks;
728 cpu_ticks_prev = ticks;
729 return ticks + cpu_ticks_offset;
733 /* return the host CPU monotonic timer and handle stop/restart */
734 static int64_t cpu_get_clock(void)
737 if (!cpu_ticks_enabled) {
738 return cpu_clock_offset;
741 return ti + cpu_clock_offset;
745 /* enable cpu_get_ticks() */
746 void cpu_enable_ticks(void)
748 if (!cpu_ticks_enabled) {
749 cpu_ticks_offset -= cpu_get_real_ticks();
750 cpu_clock_offset -= get_clock();
751 cpu_ticks_enabled = 1;
755 /* disable cpu_get_ticks() : the clock is stopped. You must not call
756 cpu_get_ticks() after that. */
757 void cpu_disable_ticks(void)
759 if (cpu_ticks_enabled) {
760 cpu_ticks_offset = cpu_get_ticks();
761 cpu_clock_offset = cpu_get_clock();
762 cpu_ticks_enabled = 0;
766 /***********************************************************/
769 #define QEMU_TIMER_REALTIME 0
770 #define QEMU_TIMER_VIRTUAL 1
774 /* XXX: add frequency */
782 struct QEMUTimer *next;
785 struct qemu_alarm_timer {
789 int (*start)(struct qemu_alarm_timer *t);
790 void (*stop)(struct qemu_alarm_timer *t);
791 void (*rearm)(struct qemu_alarm_timer *t);
795 #define ALARM_FLAG_DYNTICKS 0x1
797 static inline int alarm_has_dynticks(struct qemu_alarm_timer *t)
799 return t->flags & ALARM_FLAG_DYNTICKS;
802 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t)
804 if (!alarm_has_dynticks(t))
810 /* TODO: MIN_TIMER_REARM_US should be optimized */
811 #define MIN_TIMER_REARM_US 250
813 static struct qemu_alarm_timer *alarm_timer;
817 struct qemu_alarm_win32 {
821 } alarm_win32_data = {0, NULL, -1};
823 static int win32_start_timer(struct qemu_alarm_timer *t);
824 static void win32_stop_timer(struct qemu_alarm_timer *t);
825 static void win32_rearm_timer(struct qemu_alarm_timer *t);
829 static int unix_start_timer(struct qemu_alarm_timer *t);
830 static void unix_stop_timer(struct qemu_alarm_timer *t);
834 static int dynticks_start_timer(struct qemu_alarm_timer *t);
835 static void dynticks_stop_timer(struct qemu_alarm_timer *t);
836 static void dynticks_rearm_timer(struct qemu_alarm_timer *t);
838 static int hpet_start_timer(struct qemu_alarm_timer *t);
839 static void hpet_stop_timer(struct qemu_alarm_timer *t);
841 static int rtc_start_timer(struct qemu_alarm_timer *t);
842 static void rtc_stop_timer(struct qemu_alarm_timer *t);
844 #endif /* __linux__ */
848 static struct qemu_alarm_timer alarm_timers[] = {
851 {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer,
852 dynticks_stop_timer, dynticks_rearm_timer, NULL},
853 /* HPET - if available - is preferred */
854 {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL},
855 /* ...otherwise try RTC */
856 {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL},
858 {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL},
860 {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer,
861 win32_stop_timer, win32_rearm_timer, &alarm_win32_data},
862 {"win32", 0, win32_start_timer,
863 win32_stop_timer, NULL, &alarm_win32_data},
868 static void show_available_alarms()
872 printf("Available alarm timers, in order of precedence:\n");
873 for (i = 0; alarm_timers[i].name; i++)
874 printf("%s\n", alarm_timers[i].name);
877 static void configure_alarms(char const *opt)
881 int count = (sizeof(alarm_timers) / sizeof(*alarm_timers)) - 1;
885 if (!strcmp(opt, "help")) {
886 show_available_alarms();
892 /* Reorder the array */
893 name = strtok(arg, ",");
895 struct qemu_alarm_timer tmp;
897 for (i = 0; i < count; i++) {
898 if (!strcmp(alarm_timers[i].name, name))
903 fprintf(stderr, "Unknown clock %s\n", name);
912 tmp = alarm_timers[i];
913 alarm_timers[i] = alarm_timers[cur];
914 alarm_timers[cur] = tmp;
918 name = strtok(NULL, ",");
924 /* Disable remaining timers */
925 for (i = cur; i < count; i++)
926 alarm_timers[i].name = NULL;
930 show_available_alarms();
936 static QEMUTimer *active_timers[2];
938 QEMUClock *qemu_new_clock(int type)
941 clock = qemu_mallocz(sizeof(QEMUClock));
948 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
952 ts = qemu_mallocz(sizeof(QEMUTimer));
959 void qemu_free_timer(QEMUTimer *ts)
964 /* stop a timer, but do not dealloc it */
965 void qemu_del_timer(QEMUTimer *ts)
969 /* NOTE: this code must be signal safe because
970 qemu_timer_expired() can be called from a signal. */
971 pt = &active_timers[ts->clock->type];
983 qemu_rearm_alarm_timer(alarm_timer);
986 /* modify the current timer so that it will be fired when current_time
987 >= expire_time. The corresponding callback will be called. */
988 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
994 /* add the timer in the sorted list */
995 /* NOTE: this code must be signal safe because
996 qemu_timer_expired() can be called from a signal. */
997 pt = &active_timers[ts->clock->type];
1002 if (t->expire_time > expire_time)
1006 ts->expire_time = expire_time;
1011 int qemu_timer_pending(QEMUTimer *ts)
1014 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
1021 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
1025 return (timer_head->expire_time <= current_time);
1028 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
1034 if (!ts || ts->expire_time > current_time)
1036 /* remove timer from the list before calling the callback */
1037 *ptimer_head = ts->next;
1040 /* run the callback (the timer list can be modified) */
1043 qemu_rearm_alarm_timer(alarm_timer);
1046 int64_t qemu_get_clock(QEMUClock *clock)
1048 switch(clock->type) {
1049 case QEMU_TIMER_REALTIME:
1050 return get_clock() / 1000000;
1052 case QEMU_TIMER_VIRTUAL:
1053 return cpu_get_clock();
1057 static void init_timers(void)
1060 ticks_per_sec = QEMU_TIMER_BASE;
1061 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
1062 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
1066 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
1068 uint64_t expire_time;
1070 if (qemu_timer_pending(ts)) {
1071 expire_time = ts->expire_time;
1075 qemu_put_be64(f, expire_time);
1078 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
1080 uint64_t expire_time;
1082 expire_time = qemu_get_be64(f);
1083 if (expire_time != -1) {
1084 qemu_mod_timer(ts, expire_time);
1090 static void timer_save(QEMUFile *f, void *opaque)
1092 if (cpu_ticks_enabled) {
1093 hw_error("cannot save state if virtual timers are running");
1095 qemu_put_be64s(f, &cpu_ticks_offset);
1096 qemu_put_be64s(f, &ticks_per_sec);
1097 qemu_put_be64s(f, &cpu_clock_offset);
1100 static int timer_load(QEMUFile *f, void *opaque, int version_id)
1102 if (version_id != 1 && version_id != 2)
1104 if (cpu_ticks_enabled) {
1107 qemu_get_be64s(f, &cpu_ticks_offset);
1108 qemu_get_be64s(f, &ticks_per_sec);
1109 if (version_id == 2) {
1110 qemu_get_be64s(f, &cpu_clock_offset);
1116 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
1117 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
1119 static void host_alarm_handler(int host_signum)
1123 #define DISP_FREQ 1000
1125 static int64_t delta_min = INT64_MAX;
1126 static int64_t delta_max, delta_cum, last_clock, delta, ti;
1128 ti = qemu_get_clock(vm_clock);
1129 if (last_clock != 0) {
1130 delta = ti - last_clock;
1131 if (delta < delta_min)
1133 if (delta > delta_max)
1136 if (++count == DISP_FREQ) {
1137 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
1138 muldiv64(delta_min, 1000000, ticks_per_sec),
1139 muldiv64(delta_max, 1000000, ticks_per_sec),
1140 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
1141 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
1143 delta_min = INT64_MAX;
1151 if (alarm_has_dynticks(alarm_timer) ||
1152 qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
1153 qemu_get_clock(vm_clock)) ||
1154 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
1155 qemu_get_clock(rt_clock))) {
1157 struct qemu_alarm_win32 *data = ((struct qemu_alarm_timer*)dwUser)->priv;
1158 SetEvent(data->host_alarm);
1160 CPUState *env = cpu_single_env;
1162 /* stop the currently executing cpu because a timer occured */
1163 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
1165 if (env->kqemu_enabled) {
1166 kqemu_cpu_interrupt(env);
1173 static uint64_t qemu_next_deadline(void)
1175 int64_t nearest_delta_us = ULLONG_MAX;
1178 if (active_timers[QEMU_TIMER_REALTIME])
1179 nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
1180 qemu_get_clock(rt_clock))*1000;
1182 if (active_timers[QEMU_TIMER_VIRTUAL]) {
1184 vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
1185 qemu_get_clock(vm_clock)+999)/1000;
1186 if (vmdelta_us < nearest_delta_us)
1187 nearest_delta_us = vmdelta_us;
1190 /* Avoid arming the timer to negative, zero, or too low values */
1191 if (nearest_delta_us <= MIN_TIMER_REARM_US)
1192 nearest_delta_us = MIN_TIMER_REARM_US;
1194 return nearest_delta_us;
1199 #if defined(__linux__)
1201 #define RTC_FREQ 1024
1203 static void enable_sigio_timer(int fd)
1205 struct sigaction act;
1208 sigfillset(&act.sa_mask);
1210 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1211 act.sa_flags |= SA_ONSTACK;
1213 act.sa_handler = host_alarm_handler;
1215 sigaction(SIGIO, &act, NULL);
1216 fcntl(fd, F_SETFL, O_ASYNC);
1217 fcntl(fd, F_SETOWN, getpid());
1220 static int hpet_start_timer(struct qemu_alarm_timer *t)
1222 struct hpet_info info;
1225 fd = open("/dev/hpet", O_RDONLY);
1230 r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ);
1232 fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1233 "error, but for better emulation accuracy type:\n"
1234 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1238 /* Check capabilities */
1239 r = ioctl(fd, HPET_INFO, &info);
1243 /* Enable periodic mode */
1244 r = ioctl(fd, HPET_EPI, 0);
1245 if (info.hi_flags && (r < 0))
1248 /* Enable interrupt */
1249 r = ioctl(fd, HPET_IE_ON, 0);
1253 enable_sigio_timer(fd);
1254 t->priv = (void *)(long)fd;
1262 static void hpet_stop_timer(struct qemu_alarm_timer *t)
1264 int fd = (long)t->priv;
1269 static int rtc_start_timer(struct qemu_alarm_timer *t)
1273 TFR(rtc_fd = open("/dev/rtc", O_RDONLY));
1276 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1277 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1278 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1279 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1282 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1288 enable_sigio_timer(rtc_fd);
1290 t->priv = (void *)(long)rtc_fd;
1295 static void rtc_stop_timer(struct qemu_alarm_timer *t)
1297 int rtc_fd = (long)t->priv;
1302 static int dynticks_start_timer(struct qemu_alarm_timer *t)
1306 struct sigaction act;
1308 sigfillset(&act.sa_mask);
1310 #if defined(TARGET_I386) && defined(USE_CODE_COPY)
1311 act.sa_flags |= SA_ONSTACK;
1313 act.sa_handler = host_alarm_handler;
1315 sigaction(SIGALRM, &act, NULL);
1317 ev.sigev_value.sival_int = 0;
1318 ev.sigev_notify = SIGEV_SIGNAL;
1319 ev.sigev_signo = SIGALRM;
1321 if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) {
1322 perror("timer_create");
1324 /* disable dynticks */
1325 fprintf(stderr, "Dynamic Ticks disabled\n");
1330 t->priv = (void *)host_timer;
1335 static void dynticks_stop_timer(struct qemu_alarm_timer *t)
1337 timer_t host_timer = (timer_t)t->priv;
1339 timer_delete(host_timer);
1342 static void dynticks_rearm_timer(struct qemu_alarm_timer *t)
1344 timer_t host_timer = (timer_t)t->priv;
1345 struct itimerspec timeout;
1346 int64_t nearest_delta_us = INT64_MAX;
1349 if (!active_timers[QEMU_TIMER_REALTIME] &&
1350 !active_timers[QEMU_TIMER_VIRTUAL])
1353 nearest_delta_us = qemu_next_deadline();
1355 /* check whether a timer is already running */
1356 if (timer_gettime(host_timer, &timeout)) {
1358 fprintf(stderr, "Internal timer error: aborting\n");
1361 current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000;
1362 if (current_us && current_us <= nearest_delta_us)
1365 timeout.it_interval.tv_sec = 0;
1366 timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */
1367 timeout.it_value.tv_sec = nearest_delta_us / 1000000;
1368 timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000;
1369 if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) {
1371 fprintf(stderr, "Internal timer error: aborting\n");
1376 #endif /* defined(__linux__) */
1378 static int unix_start_timer(struct qemu_alarm_timer *t)
1380 struct sigaction act;
1381 struct itimerval itv;
1385 sigfillset(&act.sa_mask);
1387 #if defined(TARGET_I386) && defined(USE_CODE_COPY)
1388 act.sa_flags |= SA_ONSTACK;
1390 act.sa_handler = host_alarm_handler;
1392 sigaction(SIGALRM, &act, NULL);
1394 itv.it_interval.tv_sec = 0;
1395 /* for i386 kernel 2.6 to get 1 ms */
1396 itv.it_interval.tv_usec = 999;
1397 itv.it_value.tv_sec = 0;
1398 itv.it_value.tv_usec = 10 * 1000;
1400 err = setitimer(ITIMER_REAL, &itv, NULL);
1407 static void unix_stop_timer(struct qemu_alarm_timer *t)
1409 struct itimerval itv;
1411 memset(&itv, 0, sizeof(itv));
1412 setitimer(ITIMER_REAL, &itv, NULL);
1415 #endif /* !defined(_WIN32) */
1419 static int win32_start_timer(struct qemu_alarm_timer *t)
1422 struct qemu_alarm_win32 *data = t->priv;
1425 data->host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1426 if (!data->host_alarm) {
1427 perror("Failed CreateEvent");
1431 memset(&tc, 0, sizeof(tc));
1432 timeGetDevCaps(&tc, sizeof(tc));
1434 if (data->period < tc.wPeriodMin)
1435 data->period = tc.wPeriodMin;
1437 timeBeginPeriod(data->period);
1439 flags = TIME_CALLBACK_FUNCTION;
1440 if (alarm_has_dynticks(t))
1441 flags |= TIME_ONESHOT;
1443 flags |= TIME_PERIODIC;
1445 data->timerId = timeSetEvent(1, // interval (ms)
1446 data->period, // resolution
1447 host_alarm_handler, // function
1448 (DWORD)t, // parameter
1451 if (!data->timerId) {
1452 perror("Failed to initialize win32 alarm timer");
1454 timeEndPeriod(data->period);
1455 CloseHandle(data->host_alarm);
1459 qemu_add_wait_object(data->host_alarm, NULL, NULL);
1464 static void win32_stop_timer(struct qemu_alarm_timer *t)
1466 struct qemu_alarm_win32 *data = t->priv;
1468 timeKillEvent(data->timerId);
1469 timeEndPeriod(data->period);
1471 CloseHandle(data->host_alarm);
1474 static void win32_rearm_timer(struct qemu_alarm_timer *t)
1476 struct qemu_alarm_win32 *data = t->priv;
1477 uint64_t nearest_delta_us;
1479 if (!active_timers[QEMU_TIMER_REALTIME] &&
1480 !active_timers[QEMU_TIMER_VIRTUAL])
1483 nearest_delta_us = qemu_next_deadline();
1484 nearest_delta_us /= 1000;
1486 timeKillEvent(data->timerId);
1488 data->timerId = timeSetEvent(1,
1492 TIME_ONESHOT | TIME_PERIODIC);
1494 if (!data->timerId) {
1495 perror("Failed to re-arm win32 alarm timer");
1497 timeEndPeriod(data->period);
1498 CloseHandle(data->host_alarm);
1505 static void init_timer_alarm(void)
1507 struct qemu_alarm_timer *t;
1510 for (i = 0; alarm_timers[i].name; i++) {
1511 t = &alarm_timers[i];
1519 fprintf(stderr, "Unable to find any suitable alarm timer.\n");
1520 fprintf(stderr, "Terminating\n");
1527 void quit_timers(void)
1529 alarm_timer->stop(alarm_timer);
1533 /***********************************************************/
1534 /* character device */
1536 static void qemu_chr_event(CharDriverState *s, int event)
1540 s->chr_event(s->handler_opaque, event);
1543 static void qemu_chr_reset_bh(void *opaque)
1545 CharDriverState *s = opaque;
1546 qemu_chr_event(s, CHR_EVENT_RESET);
1547 qemu_bh_delete(s->bh);
1551 void qemu_chr_reset(CharDriverState *s)
1553 if (s->bh == NULL) {
1554 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1555 qemu_bh_schedule(s->bh);
1559 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1561 return s->chr_write(s, buf, len);
1564 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1568 return s->chr_ioctl(s, cmd, arg);
1571 int qemu_chr_can_read(CharDriverState *s)
1573 if (!s->chr_can_read)
1575 return s->chr_can_read(s->handler_opaque);
1578 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1580 s->chr_read(s->handler_opaque, buf, len);
1584 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1589 vsnprintf(buf, sizeof(buf), fmt, ap);
1590 qemu_chr_write(s, buf, strlen(buf));
1594 void qemu_chr_send_event(CharDriverState *s, int event)
1596 if (s->chr_send_event)
1597 s->chr_send_event(s, event);
1600 void qemu_chr_add_handlers(CharDriverState *s,
1601 IOCanRWHandler *fd_can_read,
1602 IOReadHandler *fd_read,
1603 IOEventHandler *fd_event,
1606 s->chr_can_read = fd_can_read;
1607 s->chr_read = fd_read;
1608 s->chr_event = fd_event;
1609 s->handler_opaque = opaque;
1610 if (s->chr_update_read_handler)
1611 s->chr_update_read_handler(s);
1614 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1619 static CharDriverState *qemu_chr_open_null(void)
1621 CharDriverState *chr;
1623 chr = qemu_mallocz(sizeof(CharDriverState));
1626 chr->chr_write = null_chr_write;
1630 /* MUX driver for serial I/O splitting */
1631 static int term_timestamps;
1632 static int64_t term_timestamps_start;
1635 IOCanRWHandler *chr_can_read[MAX_MUX];
1636 IOReadHandler *chr_read[MAX_MUX];
1637 IOEventHandler *chr_event[MAX_MUX];
1638 void *ext_opaque[MAX_MUX];
1639 CharDriverState *drv;
1641 int term_got_escape;
1646 static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1648 MuxDriver *d = chr->opaque;
1650 if (!term_timestamps) {
1651 ret = d->drv->chr_write(d->drv, buf, len);
1656 for(i = 0; i < len; i++) {
1657 ret += d->drv->chr_write(d->drv, buf+i, 1);
1658 if (buf[i] == '\n') {
1664 if (term_timestamps_start == -1)
1665 term_timestamps_start = ti;
1666 ti -= term_timestamps_start;
1667 secs = ti / 1000000000;
1668 snprintf(buf1, sizeof(buf1),
1669 "[%02d:%02d:%02d.%03d] ",
1673 (int)((ti / 1000000) % 1000));
1674 d->drv->chr_write(d->drv, buf1, strlen(buf1));
1681 static char *mux_help[] = {
1682 "% h print this help\n\r",
1683 "% x exit emulator\n\r",
1684 "% s save disk data back to file (if -snapshot)\n\r",
1685 "% t toggle console timestamps\n\r"
1686 "% b send break (magic sysrq)\n\r",
1687 "% c switch between console and monitor\n\r",
1692 static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1693 static void mux_print_help(CharDriverState *chr)
1696 char ebuf[15] = "Escape-Char";
1697 char cbuf[50] = "\n\r";
1699 if (term_escape_char > 0 && term_escape_char < 26) {
1700 sprintf(cbuf,"\n\r");
1701 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1703 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char);
1705 chr->chr_write(chr, cbuf, strlen(cbuf));
1706 for (i = 0; mux_help[i] != NULL; i++) {
1707 for (j=0; mux_help[i][j] != '\0'; j++) {
1708 if (mux_help[i][j] == '%')
1709 chr->chr_write(chr, ebuf, strlen(ebuf));
1711 chr->chr_write(chr, &mux_help[i][j], 1);
1716 static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1718 if (d->term_got_escape) {
1719 d->term_got_escape = 0;
1720 if (ch == term_escape_char)
1725 mux_print_help(chr);
1729 char *term = "QEMU: Terminated\n\r";
1730 chr->chr_write(chr,term,strlen(term));
1737 for (i = 0; i < MAX_DISKS; i++) {
1739 bdrv_commit(bs_table[i]);
1742 bdrv_commit(mtd_bdrv);
1746 qemu_chr_event(chr, CHR_EVENT_BREAK);
1749 /* Switch to the next registered device */
1751 if (chr->focus >= d->mux_cnt)
1755 term_timestamps = !term_timestamps;
1756 term_timestamps_start = -1;
1759 } else if (ch == term_escape_char) {
1760 d->term_got_escape = 1;
1768 static int mux_chr_can_read(void *opaque)
1770 CharDriverState *chr = opaque;
1771 MuxDriver *d = chr->opaque;
1772 if (d->chr_can_read[chr->focus])
1773 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1777 static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1779 CharDriverState *chr = opaque;
1780 MuxDriver *d = chr->opaque;
1782 for(i = 0; i < size; i++)
1783 if (mux_proc_byte(chr, d, buf[i]))
1784 d->chr_read[chr->focus](d->ext_opaque[chr->focus], &buf[i], 1);
1787 static void mux_chr_event(void *opaque, int event)
1789 CharDriverState *chr = opaque;
1790 MuxDriver *d = chr->opaque;
1793 /* Send the event to all registered listeners */
1794 for (i = 0; i < d->mux_cnt; i++)
1795 if (d->chr_event[i])
1796 d->chr_event[i](d->ext_opaque[i], event);
1799 static void mux_chr_update_read_handler(CharDriverState *chr)
1801 MuxDriver *d = chr->opaque;
1803 if (d->mux_cnt >= MAX_MUX) {
1804 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1807 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1808 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1809 d->chr_read[d->mux_cnt] = chr->chr_read;
1810 d->chr_event[d->mux_cnt] = chr->chr_event;
1811 /* Fix up the real driver with mux routines */
1812 if (d->mux_cnt == 0) {
1813 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1814 mux_chr_event, chr);
1816 chr->focus = d->mux_cnt;
1820 CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1822 CharDriverState *chr;
1825 chr = qemu_mallocz(sizeof(CharDriverState));
1828 d = qemu_mallocz(sizeof(MuxDriver));
1837 chr->chr_write = mux_chr_write;
1838 chr->chr_update_read_handler = mux_chr_update_read_handler;
1845 static void socket_cleanup(void)
1850 static int socket_init(void)
1855 ret = WSAStartup(MAKEWORD(2,2), &Data);
1857 err = WSAGetLastError();
1858 fprintf(stderr, "WSAStartup: %d\n", err);
1861 atexit(socket_cleanup);
1865 static int send_all(int fd, const uint8_t *buf, int len1)
1871 ret = send(fd, buf, len, 0);
1874 errno = WSAGetLastError();
1875 if (errno != WSAEWOULDBLOCK) {
1878 } else if (ret == 0) {
1888 void socket_set_nonblock(int fd)
1890 unsigned long opt = 1;
1891 ioctlsocket(fd, FIONBIO, &opt);
1896 static int unix_write(int fd, const uint8_t *buf, int len1)
1902 ret = write(fd, buf, len);
1904 if (errno != EINTR && errno != EAGAIN)
1906 } else if (ret == 0) {
1916 static inline int send_all(int fd, const uint8_t *buf, int len1)
1918 return unix_write(fd, buf, len1);
1921 void socket_set_nonblock(int fd)
1923 fcntl(fd, F_SETFL, O_NONBLOCK);
1925 #endif /* !_WIN32 */
1934 #define STDIO_MAX_CLIENTS 1
1935 static int stdio_nb_clients = 0;
1937 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1939 FDCharDriver *s = chr->opaque;
1940 return unix_write(s->fd_out, buf, len);
1943 static int fd_chr_read_poll(void *opaque)
1945 CharDriverState *chr = opaque;
1946 FDCharDriver *s = chr->opaque;
1948 s->max_size = qemu_chr_can_read(chr);
1952 static void fd_chr_read(void *opaque)
1954 CharDriverState *chr = opaque;
1955 FDCharDriver *s = chr->opaque;
1960 if (len > s->max_size)
1964 size = read(s->fd_in, buf, len);
1966 /* FD has been closed. Remove it from the active list. */
1967 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
1971 qemu_chr_read(chr, buf, size);
1975 static void fd_chr_update_read_handler(CharDriverState *chr)
1977 FDCharDriver *s = chr->opaque;
1979 if (s->fd_in >= 0) {
1980 if (nographic && s->fd_in == 0) {
1982 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1983 fd_chr_read, NULL, chr);
1988 /* open a character device to a unix fd */
1989 static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1991 CharDriverState *chr;
1994 chr = qemu_mallocz(sizeof(CharDriverState));
1997 s = qemu_mallocz(sizeof(FDCharDriver));
2005 chr->chr_write = fd_chr_write;
2006 chr->chr_update_read_handler = fd_chr_update_read_handler;
2008 qemu_chr_reset(chr);
2013 static CharDriverState *qemu_chr_open_file_out(const char *file_out)
2017 TFR(fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666));
2020 return qemu_chr_open_fd(-1, fd_out);
2023 static CharDriverState *qemu_chr_open_pipe(const char *filename)
2026 char filename_in[256], filename_out[256];
2028 snprintf(filename_in, 256, "%s.in", filename);
2029 snprintf(filename_out, 256, "%s.out", filename);
2030 TFR(fd_in = open(filename_in, O_RDWR | O_BINARY));
2031 TFR(fd_out = open(filename_out, O_RDWR | O_BINARY));
2032 if (fd_in < 0 || fd_out < 0) {
2037 TFR(fd_in = fd_out = open(filename, O_RDWR | O_BINARY));
2041 return qemu_chr_open_fd(fd_in, fd_out);
2045 /* for STDIO, we handle the case where several clients use it
2048 #define TERM_FIFO_MAX_SIZE 1
2050 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
2051 static int term_fifo_size;
2053 static int stdio_read_poll(void *opaque)
2055 CharDriverState *chr = opaque;
2057 /* try to flush the queue if needed */
2058 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
2059 qemu_chr_read(chr, term_fifo, 1);
2062 /* see if we can absorb more chars */
2063 if (term_fifo_size == 0)
2069 static void stdio_read(void *opaque)
2073 CharDriverState *chr = opaque;
2075 size = read(0, buf, 1);
2077 /* stdin has been closed. Remove it from the active list. */
2078 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
2082 if (qemu_chr_can_read(chr) > 0) {
2083 qemu_chr_read(chr, buf, 1);
2084 } else if (term_fifo_size == 0) {
2085 term_fifo[term_fifo_size++] = buf[0];
2090 /* init terminal so that we can grab keys */
2091 static struct termios oldtty;
2092 static int old_fd0_flags;
2094 static void term_exit(void)
2096 tcsetattr (0, TCSANOW, &oldtty);
2097 fcntl(0, F_SETFL, old_fd0_flags);
2100 static void term_init(void)
2104 tcgetattr (0, &tty);
2106 old_fd0_flags = fcntl(0, F_GETFL);
2108 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2109 |INLCR|IGNCR|ICRNL|IXON);
2110 tty.c_oflag |= OPOST;
2111 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
2112 /* if graphical mode, we allow Ctrl-C handling */
2114 tty.c_lflag &= ~ISIG;
2115 tty.c_cflag &= ~(CSIZE|PARENB);
2118 tty.c_cc[VTIME] = 0;
2120 tcsetattr (0, TCSANOW, &tty);
2124 fcntl(0, F_SETFL, O_NONBLOCK);
2127 static CharDriverState *qemu_chr_open_stdio(void)
2129 CharDriverState *chr;
2131 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
2133 chr = qemu_chr_open_fd(0, 1);
2134 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
2141 #if defined(__linux__) || defined(__sun__)
2142 static CharDriverState *qemu_chr_open_pty(void)
2145 char slave_name[1024];
2146 int master_fd, slave_fd;
2148 #if defined(__linux__)
2149 /* Not satisfying */
2150 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
2155 /* Disabling local echo and line-buffered output */
2156 tcgetattr (master_fd, &tty);
2157 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
2159 tty.c_cc[VTIME] = 0;
2160 tcsetattr (master_fd, TCSAFLUSH, &tty);
2162 fprintf(stderr, "char device redirected to %s\n", slave_name);
2163 return qemu_chr_open_fd(master_fd, master_fd);
2166 static void tty_serial_init(int fd, int speed,
2167 int parity, int data_bits, int stop_bits)
2173 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2174 speed, parity, data_bits, stop_bits);
2176 tcgetattr (fd, &tty);
2218 cfsetispeed(&tty, spd);
2219 cfsetospeed(&tty, spd);
2221 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2222 |INLCR|IGNCR|ICRNL|IXON);
2223 tty.c_oflag |= OPOST;
2224 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
2225 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
2246 tty.c_cflag |= PARENB;
2249 tty.c_cflag |= PARENB | PARODD;
2253 tty.c_cflag |= CSTOPB;
2255 tcsetattr (fd, TCSANOW, &tty);
2258 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
2260 FDCharDriver *s = chr->opaque;
2263 case CHR_IOCTL_SERIAL_SET_PARAMS:
2265 QEMUSerialSetParams *ssp = arg;
2266 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
2267 ssp->data_bits, ssp->stop_bits);
2270 case CHR_IOCTL_SERIAL_SET_BREAK:
2272 int enable = *(int *)arg;
2274 tcsendbreak(s->fd_in, 1);
2283 static CharDriverState *qemu_chr_open_tty(const char *filename)
2285 CharDriverState *chr;
2288 TFR(fd = open(filename, O_RDWR | O_NONBLOCK));
2289 fcntl(fd, F_SETFL, O_NONBLOCK);
2290 tty_serial_init(fd, 115200, 'N', 8, 1);
2291 chr = qemu_chr_open_fd(fd, fd);
2296 chr->chr_ioctl = tty_serial_ioctl;
2297 qemu_chr_reset(chr);
2300 #else /* ! __linux__ && ! __sun__ */
2301 static CharDriverState *qemu_chr_open_pty(void)
2305 #endif /* __linux__ || __sun__ */
2307 #if defined(__linux__)
2311 } ParallelCharDriver;
2313 static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
2315 if (s->mode != mode) {
2317 if (ioctl(s->fd, PPSETMODE, &m) < 0)
2324 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
2326 ParallelCharDriver *drv = chr->opaque;
2331 case CHR_IOCTL_PP_READ_DATA:
2332 if (ioctl(fd, PPRDATA, &b) < 0)
2334 *(uint8_t *)arg = b;
2336 case CHR_IOCTL_PP_WRITE_DATA:
2337 b = *(uint8_t *)arg;
2338 if (ioctl(fd, PPWDATA, &b) < 0)
2341 case CHR_IOCTL_PP_READ_CONTROL:
2342 if (ioctl(fd, PPRCONTROL, &b) < 0)
2344 /* Linux gives only the lowest bits, and no way to know data
2345 direction! For better compatibility set the fixed upper
2347 *(uint8_t *)arg = b | 0xc0;
2349 case CHR_IOCTL_PP_WRITE_CONTROL:
2350 b = *(uint8_t *)arg;
2351 if (ioctl(fd, PPWCONTROL, &b) < 0)
2354 case CHR_IOCTL_PP_READ_STATUS:
2355 if (ioctl(fd, PPRSTATUS, &b) < 0)
2357 *(uint8_t *)arg = b;
2359 case CHR_IOCTL_PP_EPP_READ_ADDR:
2360 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2361 struct ParallelIOArg *parg = arg;
2362 int n = read(fd, parg->buffer, parg->count);
2363 if (n != parg->count) {
2368 case CHR_IOCTL_PP_EPP_READ:
2369 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
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_WRITE_ADDR:
2378 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2379 struct ParallelIOArg *parg = arg;
2380 int n = write(fd, parg->buffer, parg->count);
2381 if (n != parg->count) {
2386 case CHR_IOCTL_PP_EPP_WRITE:
2387 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2388 struct ParallelIOArg *parg = arg;
2389 int n = write(fd, parg->buffer, parg->count);
2390 if (n != parg->count) {
2401 static void pp_close(CharDriverState *chr)
2403 ParallelCharDriver *drv = chr->opaque;
2406 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
2407 ioctl(fd, PPRELEASE);
2412 static CharDriverState *qemu_chr_open_pp(const char *filename)
2414 CharDriverState *chr;
2415 ParallelCharDriver *drv;
2418 TFR(fd = open(filename, O_RDWR));
2422 if (ioctl(fd, PPCLAIM) < 0) {
2427 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2433 drv->mode = IEEE1284_MODE_COMPAT;
2435 chr = qemu_mallocz(sizeof(CharDriverState));
2441 chr->chr_write = null_chr_write;
2442 chr->chr_ioctl = pp_ioctl;
2443 chr->chr_close = pp_close;
2446 qemu_chr_reset(chr);
2450 #endif /* __linux__ */
2456 HANDLE hcom, hrecv, hsend;
2457 OVERLAPPED orecv, osend;
2462 #define NSENDBUF 2048
2463 #define NRECVBUF 2048
2464 #define MAXCONNECT 1
2465 #define NTIMEOUT 5000
2467 static int win_chr_poll(void *opaque);
2468 static int win_chr_pipe_poll(void *opaque);
2470 static void win_chr_close(CharDriverState *chr)
2472 WinCharState *s = chr->opaque;
2475 CloseHandle(s->hsend);
2479 CloseHandle(s->hrecv);
2483 CloseHandle(s->hcom);
2487 qemu_del_polling_cb(win_chr_pipe_poll, chr);
2489 qemu_del_polling_cb(win_chr_poll, chr);
2492 static int win_chr_init(CharDriverState *chr, const char *filename)
2494 WinCharState *s = chr->opaque;
2496 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2501 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2503 fprintf(stderr, "Failed CreateEvent\n");
2506 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2508 fprintf(stderr, "Failed CreateEvent\n");
2512 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2513 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2514 if (s->hcom == INVALID_HANDLE_VALUE) {
2515 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2520 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2521 fprintf(stderr, "Failed SetupComm\n");
2525 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2526 size = sizeof(COMMCONFIG);
2527 GetDefaultCommConfig(filename, &comcfg, &size);
2528 comcfg.dcb.DCBlength = sizeof(DCB);
2529 CommConfigDialog(filename, NULL, &comcfg);
2531 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2532 fprintf(stderr, "Failed SetCommState\n");
2536 if (!SetCommMask(s->hcom, EV_ERR)) {
2537 fprintf(stderr, "Failed SetCommMask\n");
2541 cto.ReadIntervalTimeout = MAXDWORD;
2542 if (!SetCommTimeouts(s->hcom, &cto)) {
2543 fprintf(stderr, "Failed SetCommTimeouts\n");
2547 if (!ClearCommError(s->hcom, &err, &comstat)) {
2548 fprintf(stderr, "Failed ClearCommError\n");
2551 qemu_add_polling_cb(win_chr_poll, chr);
2559 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2561 WinCharState *s = chr->opaque;
2562 DWORD len, ret, size, err;
2565 ZeroMemory(&s->osend, sizeof(s->osend));
2566 s->osend.hEvent = s->hsend;
2569 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2571 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2573 err = GetLastError();
2574 if (err == ERROR_IO_PENDING) {
2575 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2593 static int win_chr_read_poll(CharDriverState *chr)
2595 WinCharState *s = chr->opaque;
2597 s->max_size = qemu_chr_can_read(chr);
2601 static void win_chr_readfile(CharDriverState *chr)
2603 WinCharState *s = chr->opaque;
2608 ZeroMemory(&s->orecv, sizeof(s->orecv));
2609 s->orecv.hEvent = s->hrecv;
2610 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2612 err = GetLastError();
2613 if (err == ERROR_IO_PENDING) {
2614 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2619 qemu_chr_read(chr, buf, size);
2623 static void win_chr_read(CharDriverState *chr)
2625 WinCharState *s = chr->opaque;
2627 if (s->len > s->max_size)
2628 s->len = s->max_size;
2632 win_chr_readfile(chr);
2635 static int win_chr_poll(void *opaque)
2637 CharDriverState *chr = opaque;
2638 WinCharState *s = chr->opaque;
2642 ClearCommError(s->hcom, &comerr, &status);
2643 if (status.cbInQue > 0) {
2644 s->len = status.cbInQue;
2645 win_chr_read_poll(chr);
2652 static CharDriverState *qemu_chr_open_win(const char *filename)
2654 CharDriverState *chr;
2657 chr = qemu_mallocz(sizeof(CharDriverState));
2660 s = qemu_mallocz(sizeof(WinCharState));
2666 chr->chr_write = win_chr_write;
2667 chr->chr_close = win_chr_close;
2669 if (win_chr_init(chr, filename) < 0) {
2674 qemu_chr_reset(chr);
2678 static int win_chr_pipe_poll(void *opaque)
2680 CharDriverState *chr = opaque;
2681 WinCharState *s = chr->opaque;
2684 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2687 win_chr_read_poll(chr);
2694 static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
2696 WinCharState *s = chr->opaque;
2704 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2706 fprintf(stderr, "Failed CreateEvent\n");
2709 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2711 fprintf(stderr, "Failed CreateEvent\n");
2715 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2716 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2717 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2719 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2720 if (s->hcom == INVALID_HANDLE_VALUE) {
2721 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2726 ZeroMemory(&ov, sizeof(ov));
2727 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2728 ret = ConnectNamedPipe(s->hcom, &ov);
2730 fprintf(stderr, "Failed ConnectNamedPipe\n");
2734 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2736 fprintf(stderr, "Failed GetOverlappedResult\n");
2738 CloseHandle(ov.hEvent);
2745 CloseHandle(ov.hEvent);
2748 qemu_add_polling_cb(win_chr_pipe_poll, chr);
2757 static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2759 CharDriverState *chr;
2762 chr = qemu_mallocz(sizeof(CharDriverState));
2765 s = qemu_mallocz(sizeof(WinCharState));
2771 chr->chr_write = win_chr_write;
2772 chr->chr_close = win_chr_close;
2774 if (win_chr_pipe_init(chr, filename) < 0) {
2779 qemu_chr_reset(chr);
2783 static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2785 CharDriverState *chr;
2788 chr = qemu_mallocz(sizeof(CharDriverState));
2791 s = qemu_mallocz(sizeof(WinCharState));
2798 chr->chr_write = win_chr_write;
2799 qemu_chr_reset(chr);
2803 static CharDriverState *qemu_chr_open_win_con(const char *filename)
2805 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE));
2808 static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2812 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2813 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2814 if (fd_out == INVALID_HANDLE_VALUE)
2817 return qemu_chr_open_win_file(fd_out);
2819 #endif /* !_WIN32 */
2821 /***********************************************************/
2822 /* UDP Net console */
2826 struct sockaddr_in daddr;
2833 static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2835 NetCharDriver *s = chr->opaque;
2837 return sendto(s->fd, buf, len, 0,
2838 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2841 static int udp_chr_read_poll(void *opaque)
2843 CharDriverState *chr = opaque;
2844 NetCharDriver *s = chr->opaque;
2846 s->max_size = qemu_chr_can_read(chr);
2848 /* If there were any stray characters in the queue process them
2851 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2852 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2854 s->max_size = qemu_chr_can_read(chr);
2859 static void udp_chr_read(void *opaque)
2861 CharDriverState *chr = opaque;
2862 NetCharDriver *s = chr->opaque;
2864 if (s->max_size == 0)
2866 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2867 s->bufptr = s->bufcnt;
2872 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2873 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2875 s->max_size = qemu_chr_can_read(chr);
2879 static void udp_chr_update_read_handler(CharDriverState *chr)
2881 NetCharDriver *s = chr->opaque;
2884 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2885 udp_chr_read, NULL, chr);
2889 int parse_host_port(struct sockaddr_in *saddr, const char *str);
2891 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2893 int parse_host_src_port(struct sockaddr_in *haddr,
2894 struct sockaddr_in *saddr,
2897 static CharDriverState *qemu_chr_open_udp(const char *def)
2899 CharDriverState *chr = NULL;
2900 NetCharDriver *s = NULL;
2902 struct sockaddr_in saddr;
2904 chr = qemu_mallocz(sizeof(CharDriverState));
2907 s = qemu_mallocz(sizeof(NetCharDriver));
2911 fd = socket(PF_INET, SOCK_DGRAM, 0);
2913 perror("socket(PF_INET, SOCK_DGRAM)");
2917 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2918 printf("Could not parse: %s\n", def);
2922 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
2932 chr->chr_write = udp_chr_write;
2933 chr->chr_update_read_handler = udp_chr_update_read_handler;
2946 /***********************************************************/
2947 /* TCP Net console */
2958 static void tcp_chr_accept(void *opaque);
2960 static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2962 TCPCharDriver *s = chr->opaque;
2964 return send_all(s->fd, buf, len);
2966 /* XXX: indicate an error ? */
2971 static int tcp_chr_read_poll(void *opaque)
2973 CharDriverState *chr = opaque;
2974 TCPCharDriver *s = chr->opaque;
2977 s->max_size = qemu_chr_can_read(chr);
2982 #define IAC_BREAK 243
2983 static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
2985 char *buf, int *size)
2987 /* Handle any telnet client's basic IAC options to satisfy char by
2988 * char mode with no echo. All IAC options will be removed from
2989 * the buf and the do_telnetopt variable will be used to track the
2990 * state of the width of the IAC information.
2992 * IAC commands come in sets of 3 bytes with the exception of the
2993 * "IAC BREAK" command and the double IAC.
2999 for (i = 0; i < *size; i++) {
3000 if (s->do_telnetopt > 1) {
3001 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
3002 /* Double IAC means send an IAC */
3006 s->do_telnetopt = 1;
3008 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
3009 /* Handle IAC break commands by sending a serial break */
3010 qemu_chr_event(chr, CHR_EVENT_BREAK);
3015 if (s->do_telnetopt >= 4) {
3016 s->do_telnetopt = 1;
3019 if ((unsigned char)buf[i] == IAC) {
3020 s->do_telnetopt = 2;
3031 static void tcp_chr_read(void *opaque)
3033 CharDriverState *chr = opaque;
3034 TCPCharDriver *s = chr->opaque;
3038 if (!s->connected || s->max_size <= 0)
3041 if (len > s->max_size)
3043 size = recv(s->fd, buf, len, 0);
3045 /* connection closed */
3047 if (s->listen_fd >= 0) {
3048 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3050 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3053 } else if (size > 0) {
3054 if (s->do_telnetopt)
3055 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
3057 qemu_chr_read(chr, buf, size);
3061 static void tcp_chr_connect(void *opaque)
3063 CharDriverState *chr = opaque;
3064 TCPCharDriver *s = chr->opaque;
3067 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
3068 tcp_chr_read, NULL, chr);
3069 qemu_chr_reset(chr);
3072 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3073 static void tcp_chr_telnet_init(int fd)
3076 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3077 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3078 send(fd, (char *)buf, 3, 0);
3079 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3080 send(fd, (char *)buf, 3, 0);
3081 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3082 send(fd, (char *)buf, 3, 0);
3083 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3084 send(fd, (char *)buf, 3, 0);
3087 static void socket_set_nodelay(int fd)
3090 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
3093 static void tcp_chr_accept(void *opaque)
3095 CharDriverState *chr = opaque;
3096 TCPCharDriver *s = chr->opaque;
3097 struct sockaddr_in saddr;
3099 struct sockaddr_un uaddr;
3101 struct sockaddr *addr;
3108 len = sizeof(uaddr);
3109 addr = (struct sockaddr *)&uaddr;
3113 len = sizeof(saddr);
3114 addr = (struct sockaddr *)&saddr;
3116 fd = accept(s->listen_fd, addr, &len);
3117 if (fd < 0 && errno != EINTR) {
3119 } else if (fd >= 0) {
3120 if (s->do_telnetopt)
3121 tcp_chr_telnet_init(fd);
3125 socket_set_nonblock(fd);
3127 socket_set_nodelay(fd);
3129 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
3130 tcp_chr_connect(chr);
3133 static void tcp_chr_close(CharDriverState *chr)
3135 TCPCharDriver *s = chr->opaque;
3138 if (s->listen_fd >= 0)
3139 closesocket(s->listen_fd);
3143 static CharDriverState *qemu_chr_open_tcp(const char *host_str,
3147 CharDriverState *chr = NULL;
3148 TCPCharDriver *s = NULL;
3149 int fd = -1, ret, err, val;
3151 int is_waitconnect = 1;
3154 struct sockaddr_in saddr;
3156 struct sockaddr_un uaddr;
3158 struct sockaddr *addr;
3163 addr = (struct sockaddr *)&uaddr;
3164 addrlen = sizeof(uaddr);
3165 if (parse_unix_path(&uaddr, host_str) < 0)
3170 addr = (struct sockaddr *)&saddr;
3171 addrlen = sizeof(saddr);
3172 if (parse_host_port(&saddr, host_str) < 0)
3177 while((ptr = strchr(ptr,','))) {
3179 if (!strncmp(ptr,"server",6)) {
3181 } else if (!strncmp(ptr,"nowait",6)) {
3183 } else if (!strncmp(ptr,"nodelay",6)) {
3186 printf("Unknown option: %s\n", ptr);
3193 chr = qemu_mallocz(sizeof(CharDriverState));
3196 s = qemu_mallocz(sizeof(TCPCharDriver));
3202 fd = socket(PF_UNIX, SOCK_STREAM, 0);
3205 fd = socket(PF_INET, SOCK_STREAM, 0);
3210 if (!is_waitconnect)
3211 socket_set_nonblock(fd);
3216 s->is_unix = is_unix;
3217 s->do_nodelay = do_nodelay && !is_unix;
3220 chr->chr_write = tcp_chr_write;
3221 chr->chr_close = tcp_chr_close;
3224 /* allow fast reuse */
3228 strncpy(path, uaddr.sun_path, 108);
3235 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
3238 ret = bind(fd, addr, addrlen);
3242 ret = listen(fd, 0);
3247 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3249 s->do_telnetopt = 1;
3252 ret = connect(fd, addr, addrlen);
3254 err = socket_error();
3255 if (err == EINTR || err == EWOULDBLOCK) {
3256 } else if (err == EINPROGRESS) {
3259 } else if (err == WSAEALREADY) {
3271 socket_set_nodelay(fd);
3273 tcp_chr_connect(chr);
3275 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
3278 if (is_listen && is_waitconnect) {
3279 printf("QEMU waiting for connection on: %s\n", host_str);
3280 tcp_chr_accept(chr);
3281 socket_set_nonblock(s->listen_fd);
3293 CharDriverState *qemu_chr_open(const char *filename)
3297 if (!strcmp(filename, "vc")) {
3298 return text_console_init(&display_state, 0);
3299 } else if (strstart(filename, "vc:", &p)) {
3300 return text_console_init(&display_state, p);
3301 } else if (!strcmp(filename, "null")) {
3302 return qemu_chr_open_null();
3304 if (strstart(filename, "tcp:", &p)) {
3305 return qemu_chr_open_tcp(p, 0, 0);
3307 if (strstart(filename, "telnet:", &p)) {
3308 return qemu_chr_open_tcp(p, 1, 0);
3310 if (strstart(filename, "udp:", &p)) {
3311 return qemu_chr_open_udp(p);
3313 if (strstart(filename, "mon:", &p)) {
3314 CharDriverState *drv = qemu_chr_open(p);
3316 drv = qemu_chr_open_mux(drv);
3317 monitor_init(drv, !nographic);
3320 printf("Unable to open driver: %s\n", p);
3324 if (strstart(filename, "unix:", &p)) {
3325 return qemu_chr_open_tcp(p, 0, 1);
3326 } else if (strstart(filename, "file:", &p)) {
3327 return qemu_chr_open_file_out(p);
3328 } else if (strstart(filename, "pipe:", &p)) {
3329 return qemu_chr_open_pipe(p);
3330 } else if (!strcmp(filename, "pty")) {
3331 return qemu_chr_open_pty();
3332 } else if (!strcmp(filename, "stdio")) {
3333 return qemu_chr_open_stdio();
3335 #if defined(__linux__)
3336 if (strstart(filename, "/dev/parport", NULL)) {
3337 return qemu_chr_open_pp(filename);
3340 #if defined(__linux__) || defined(__sun__)
3341 if (strstart(filename, "/dev/", NULL)) {
3342 return qemu_chr_open_tty(filename);
3346 if (strstart(filename, "COM", NULL)) {
3347 return qemu_chr_open_win(filename);
3349 if (strstart(filename, "pipe:", &p)) {
3350 return qemu_chr_open_win_pipe(p);
3352 if (strstart(filename, "con:", NULL)) {
3353 return qemu_chr_open_win_con(filename);
3355 if (strstart(filename, "file:", &p)) {
3356 return qemu_chr_open_win_file_out(p);
3364 void qemu_chr_close(CharDriverState *chr)
3367 chr->chr_close(chr);
3370 /***********************************************************/
3371 /* network device redirectors */
3373 void hex_dump(FILE *f, const uint8_t *buf, int size)
3377 for(i=0;i<size;i+=16) {
3381 fprintf(f, "%08x ", i);
3384 fprintf(f, " %02x", buf[i+j]);
3389 for(j=0;j<len;j++) {
3391 if (c < ' ' || c > '~')
3393 fprintf(f, "%c", c);
3399 static int parse_macaddr(uint8_t *macaddr, const char *p)
3402 for(i = 0; i < 6; i++) {
3403 macaddr[i] = strtol(p, (char **)&p, 16);
3416 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
3421 p1 = strchr(p, sep);
3427 if (len > buf_size - 1)
3429 memcpy(buf, p, len);
3436 int parse_host_src_port(struct sockaddr_in *haddr,
3437 struct sockaddr_in *saddr,
3438 const char *input_str)
3440 char *str = strdup(input_str);
3441 char *host_str = str;
3446 * Chop off any extra arguments at the end of the string which
3447 * would start with a comma, then fill in the src port information
3448 * if it was provided else use the "any address" and "any port".
3450 if ((ptr = strchr(str,',')))
3453 if ((src_str = strchr(input_str,'@'))) {
3458 if (parse_host_port(haddr, host_str) < 0)
3461 if (!src_str || *src_str == '\0')
3464 if (parse_host_port(saddr, src_str) < 0)
3475 int parse_host_port(struct sockaddr_in *saddr, const char *str)
3483 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3485 saddr->sin_family = AF_INET;
3486 if (buf[0] == '\0') {
3487 saddr->sin_addr.s_addr = 0;
3489 if (isdigit(buf[0])) {
3490 if (!inet_aton(buf, &saddr->sin_addr))
3493 if ((he = gethostbyname(buf)) == NULL)
3495 saddr->sin_addr = *(struct in_addr *)he->h_addr;
3498 port = strtol(p, (char **)&r, 0);
3501 saddr->sin_port = htons(port);
3506 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
3511 len = MIN(108, strlen(str));
3512 p = strchr(str, ',');
3514 len = MIN(len, p - str);
3516 memset(uaddr, 0, sizeof(*uaddr));
3518 uaddr->sun_family = AF_UNIX;
3519 memcpy(uaddr->sun_path, str, len);
3525 /* find or alloc a new VLAN */
3526 VLANState *qemu_find_vlan(int id)
3528 VLANState **pvlan, *vlan;
3529 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3533 vlan = qemu_mallocz(sizeof(VLANState));
3538 pvlan = &first_vlan;
3539 while (*pvlan != NULL)
3540 pvlan = &(*pvlan)->next;
3545 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
3546 IOReadHandler *fd_read,
3547 IOCanRWHandler *fd_can_read,
3550 VLANClientState *vc, **pvc;
3551 vc = qemu_mallocz(sizeof(VLANClientState));
3554 vc->fd_read = fd_read;
3555 vc->fd_can_read = fd_can_read;
3556 vc->opaque = opaque;
3560 pvc = &vlan->first_client;
3561 while (*pvc != NULL)
3562 pvc = &(*pvc)->next;
3567 int qemu_can_send_packet(VLANClientState *vc1)
3569 VLANState *vlan = vc1->vlan;
3570 VLANClientState *vc;
3572 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3574 if (vc->fd_can_read && vc->fd_can_read(vc->opaque))
3581 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
3583 VLANState *vlan = vc1->vlan;
3584 VLANClientState *vc;
3587 printf("vlan %d send:\n", vlan->id);
3588 hex_dump(stdout, buf, size);
3590 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3592 vc->fd_read(vc->opaque, buf, size);
3597 #if defined(CONFIG_SLIRP)
3599 /* slirp network adapter */
3601 static int slirp_inited;
3602 static VLANClientState *slirp_vc;
3604 int slirp_can_output(void)
3606 return !slirp_vc || qemu_can_send_packet(slirp_vc);
3609 void slirp_output(const uint8_t *pkt, int pkt_len)
3612 printf("slirp output:\n");
3613 hex_dump(stdout, pkt, pkt_len);
3617 qemu_send_packet(slirp_vc, pkt, pkt_len);
3620 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
3623 printf("slirp input:\n");
3624 hex_dump(stdout, buf, size);
3626 slirp_input(buf, size);
3629 static int net_slirp_init(VLANState *vlan)
3631 if (!slirp_inited) {
3635 slirp_vc = qemu_new_vlan_client(vlan,
3636 slirp_receive, NULL, NULL);
3637 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
3641 static void net_slirp_redir(const char *redir_str)
3646 struct in_addr guest_addr;
3647 int host_port, guest_port;
3649 if (!slirp_inited) {
3655 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3657 if (!strcmp(buf, "tcp")) {
3659 } else if (!strcmp(buf, "udp")) {
3665 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3667 host_port = strtol(buf, &r, 0);
3671 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3673 if (buf[0] == '\0') {
3674 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3676 if (!inet_aton(buf, &guest_addr))
3679 guest_port = strtol(p, &r, 0);
3683 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3684 fprintf(stderr, "qemu: could not set up redirection\n");
3689 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3697 static void smb_exit(void)
3701 char filename[1024];
3703 /* erase all the files in the directory */
3704 d = opendir(smb_dir);
3709 if (strcmp(de->d_name, ".") != 0 &&
3710 strcmp(de->d_name, "..") != 0) {
3711 snprintf(filename, sizeof(filename), "%s/%s",
3712 smb_dir, de->d_name);
3720 /* automatic user mode samba server configuration */
3721 void net_slirp_smb(const char *exported_dir)
3723 char smb_conf[1024];
3724 char smb_cmdline[1024];
3727 if (!slirp_inited) {
3732 /* XXX: better tmp dir construction */
3733 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3734 if (mkdir(smb_dir, 0700) < 0) {
3735 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3738 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3740 f = fopen(smb_conf, "w");
3742 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3749 "socket address=127.0.0.1\n"
3750 "pid directory=%s\n"
3751 "lock directory=%s\n"
3752 "log file=%s/log.smbd\n"
3753 "smb passwd file=%s/smbpasswd\n"
3754 "security = share\n"
3769 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3770 SMBD_COMMAND, smb_conf);
3772 slirp_add_exec(0, smb_cmdline, 4, 139);
3775 #endif /* !defined(_WIN32) */
3777 #endif /* CONFIG_SLIRP */
3779 #if !defined(_WIN32)
3781 typedef struct TAPState {
3782 VLANClientState *vc;
3786 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3788 TAPState *s = opaque;
3791 ret = write(s->fd, buf, size);
3792 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3799 static void tap_send(void *opaque)
3801 TAPState *s = opaque;
3808 sbuf.maxlen = sizeof(buf);
3810 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3812 size = read(s->fd, buf, sizeof(buf));
3815 qemu_send_packet(s->vc, buf, size);
3821 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3825 s = qemu_mallocz(sizeof(TAPState));
3829 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3830 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3831 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3835 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3836 static int tap_open(char *ifname, int ifname_size)
3842 TFR(fd = open("/dev/tap", O_RDWR));
3844 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3849 dev = devname(s.st_rdev, S_IFCHR);
3850 pstrcpy(ifname, ifname_size, dev);
3852 fcntl(fd, F_SETFL, O_NONBLOCK);
3855 #elif defined(__sun__)
3856 #define TUNNEWPPA (('T'<<16) | 0x0001)
3858 * Allocate TAP device, returns opened fd.
3859 * Stores dev name in the first arg(must be large enough).
3861 int tap_alloc(char *dev)
3863 int tap_fd, if_fd, ppa = -1;
3864 static int ip_fd = 0;
3867 static int arp_fd = 0;
3868 int ip_muxid, arp_muxid;
3869 struct strioctl strioc_if, strioc_ppa;
3870 int link_type = I_PLINK;;
3872 char actual_name[32] = "";
3874 memset(&ifr, 0x0, sizeof(ifr));
3878 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3882 /* Check if IP device was opened */
3886 TFR(ip_fd = open("/dev/udp", O_RDWR, 0));
3888 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3892 TFR(tap_fd = open("/dev/tap", O_RDWR, 0));
3894 syslog(LOG_ERR, "Can't open /dev/tap");
3898 /* Assign a new PPA and get its unit number. */
3899 strioc_ppa.ic_cmd = TUNNEWPPA;
3900 strioc_ppa.ic_timout = 0;
3901 strioc_ppa.ic_len = sizeof(ppa);
3902 strioc_ppa.ic_dp = (char *)&ppa;
3903 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3904 syslog (LOG_ERR, "Can't assign new interface");
3906 TFR(if_fd = open("/dev/tap", O_RDWR, 0));
3908 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3911 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3912 syslog(LOG_ERR, "Can't push IP module");
3916 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
3917 syslog(LOG_ERR, "Can't get flags\n");
3919 snprintf (actual_name, 32, "tap%d", ppa);
3920 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3923 /* Assign ppa according to the unit number returned by tun device */
3925 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
3926 syslog (LOG_ERR, "Can't set PPA %d", ppa);
3927 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
3928 syslog (LOG_ERR, "Can't get flags\n");
3929 /* Push arp module to if_fd */
3930 if (ioctl (if_fd, I_PUSH, "arp") < 0)
3931 syslog (LOG_ERR, "Can't push ARP module (2)");
3933 /* Push arp module to ip_fd */
3934 if (ioctl (ip_fd, I_POP, NULL) < 0)
3935 syslog (LOG_ERR, "I_POP failed\n");
3936 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
3937 syslog (LOG_ERR, "Can't push ARP module (3)\n");
3939 TFR(arp_fd = open ("/dev/tap", O_RDWR, 0));
3941 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
3943 /* Set ifname to arp */
3944 strioc_if.ic_cmd = SIOCSLIFNAME;
3945 strioc_if.ic_timout = 0;
3946 strioc_if.ic_len = sizeof(ifr);
3947 strioc_if.ic_dp = (char *)𝔦
3948 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
3949 syslog (LOG_ERR, "Can't set ifname to arp\n");
3952 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
3953 syslog(LOG_ERR, "Can't link TAP device to IP");
3957 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
3958 syslog (LOG_ERR, "Can't link TAP device to ARP");
3962 memset(&ifr, 0x0, sizeof(ifr));
3963 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3964 ifr.lifr_ip_muxid = ip_muxid;
3965 ifr.lifr_arp_muxid = arp_muxid;
3967 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
3969 ioctl (ip_fd, I_PUNLINK , arp_muxid);
3970 ioctl (ip_fd, I_PUNLINK, ip_muxid);
3971 syslog (LOG_ERR, "Can't set multiplexor id");
3974 sprintf(dev, "tap%d", ppa);
3978 static int tap_open(char *ifname, int ifname_size)
3982 if( (fd = tap_alloc(dev)) < 0 ){
3983 fprintf(stderr, "Cannot allocate TAP device\n");
3986 pstrcpy(ifname, ifname_size, dev);
3987 fcntl(fd, F_SETFL, O_NONBLOCK);
3991 static int tap_open(char *ifname, int ifname_size)
3996 TFR(fd = open("/dev/net/tun", O_RDWR));
3998 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4001 memset(&ifr, 0, sizeof(ifr));
4002 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
4003 if (ifname[0] != '\0')
4004 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
4006 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
4007 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
4009 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4013 pstrcpy(ifname, ifname_size, ifr.ifr_name);
4014 fcntl(fd, F_SETFL, O_NONBLOCK);
4019 static int net_tap_init(VLANState *vlan, const char *ifname1,
4020 const char *setup_script)
4023 int pid, status, fd;
4028 if (ifname1 != NULL)
4029 pstrcpy(ifname, sizeof(ifname), ifname1);
4032 TFR(fd = tap_open(ifname, sizeof(ifname)));
4036 if (!setup_script || !strcmp(setup_script, "no"))
4038 if (setup_script[0] != '\0') {
4039 /* try to launch network init 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;
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",
4067 s = net_tap_fd_init(vlan, fd);
4070 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4071 "tap: ifname=%s setup_script=%s", ifname, setup_script);
4075 #endif /* !_WIN32 */
4077 /* network connection */
4078 typedef struct NetSocketState {
4079 VLANClientState *vc;
4081 int state; /* 0 = getting length, 1 = getting data */
4085 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4088 typedef struct NetSocketListenState {
4091 } NetSocketListenState;
4093 /* XXX: we consider we can send the whole packet without blocking */
4094 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
4096 NetSocketState *s = opaque;
4100 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
4101 send_all(s->fd, buf, size);
4104 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
4106 NetSocketState *s = opaque;
4107 sendto(s->fd, buf, size, 0,
4108 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
4111 static void net_socket_send(void *opaque)
4113 NetSocketState *s = opaque;
4118 size = recv(s->fd, buf1, sizeof(buf1), 0);
4120 err = socket_error();
4121 if (err != EWOULDBLOCK)
4123 } else if (size == 0) {
4124 /* end of connection */
4126 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4132 /* reassemble a packet from the network */
4138 memcpy(s->buf + s->index, buf, l);
4142 if (s->index == 4) {
4144 s->packet_len = ntohl(*(uint32_t *)s->buf);
4150 l = s->packet_len - s->index;
4153 memcpy(s->buf + s->index, buf, l);
4157 if (s->index >= s->packet_len) {
4158 qemu_send_packet(s->vc, s->buf, s->packet_len);
4167 static void net_socket_send_dgram(void *opaque)
4169 NetSocketState *s = opaque;
4172 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
4176 /* end of connection */
4177 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4180 qemu_send_packet(s->vc, s->buf, size);
4183 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
4188 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
4189 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4190 inet_ntoa(mcastaddr->sin_addr),
4191 (int)ntohl(mcastaddr->sin_addr.s_addr));
4195 fd = socket(PF_INET, SOCK_DGRAM, 0);
4197 perror("socket(PF_INET, SOCK_DGRAM)");
4202 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
4203 (const char *)&val, sizeof(val));
4205 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4209 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
4215 /* Add host to multicast group */
4216 imr.imr_multiaddr = mcastaddr->sin_addr;
4217 imr.imr_interface.s_addr = htonl(INADDR_ANY);
4219 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
4220 (const char *)&imr, sizeof(struct ip_mreq));
4222 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4226 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4228 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
4229 (const char *)&val, sizeof(val));
4231 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4235 socket_set_nonblock(fd);
4243 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
4246 struct sockaddr_in saddr;
4248 socklen_t saddr_len;
4251 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4252 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4253 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4257 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
4259 if (saddr.sin_addr.s_addr==0) {
4260 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4264 /* clone dgram socket */
4265 newfd = net_socket_mcast_create(&saddr);
4267 /* error already reported by net_socket_mcast_create() */
4271 /* clone newfd to fd, close newfd */
4276 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4277 fd, strerror(errno));
4282 s = qemu_mallocz(sizeof(NetSocketState));
4287 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
4288 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
4290 /* mcast: save bound address as dst */
4291 if (is_connected) s->dgram_dst=saddr;
4293 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4294 "socket: fd=%d (%s mcast=%s:%d)",
4295 fd, is_connected? "cloned" : "",
4296 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4300 static void net_socket_connect(void *opaque)
4302 NetSocketState *s = opaque;
4303 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
4306 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
4310 s = qemu_mallocz(sizeof(NetSocketState));
4314 s->vc = qemu_new_vlan_client(vlan,
4315 net_socket_receive, NULL, s);
4316 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4317 "socket: fd=%d", fd);
4319 net_socket_connect(s);
4321 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
4326 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
4329 int so_type=-1, optlen=sizeof(so_type);
4331 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
4332 fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
4337 return net_socket_fd_init_dgram(vlan, fd, is_connected);
4339 return net_socket_fd_init_stream(vlan, fd, is_connected);
4341 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4342 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
4343 return net_socket_fd_init_stream(vlan, fd, is_connected);
4348 static void net_socket_accept(void *opaque)
4350 NetSocketListenState *s = opaque;
4352 struct sockaddr_in saddr;
4357 len = sizeof(saddr);
4358 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
4359 if (fd < 0 && errno != EINTR) {
4361 } else if (fd >= 0) {
4365 s1 = net_socket_fd_init(s->vlan, fd, 1);
4369 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
4370 "socket: connection from %s:%d",
4371 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4375 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
4377 NetSocketListenState *s;
4379 struct sockaddr_in saddr;
4381 if (parse_host_port(&saddr, host_str) < 0)
4384 s = qemu_mallocz(sizeof(NetSocketListenState));
4388 fd = socket(PF_INET, SOCK_STREAM, 0);
4393 socket_set_nonblock(fd);
4395 /* allow fast reuse */
4397 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
4399 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4404 ret = listen(fd, 0);
4411 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
4415 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
4418 int fd, connected, ret, err;
4419 struct sockaddr_in saddr;
4421 if (parse_host_port(&saddr, host_str) < 0)
4424 fd = socket(PF_INET, SOCK_STREAM, 0);
4429 socket_set_nonblock(fd);
4433 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4435 err = socket_error();
4436 if (err == EINTR || err == EWOULDBLOCK) {
4437 } else if (err == EINPROGRESS) {
4440 } else if (err == WSAEALREADY) {
4453 s = net_socket_fd_init(vlan, fd, connected);
4456 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4457 "socket: connect to %s:%d",
4458 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4462 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4466 struct sockaddr_in saddr;
4468 if (parse_host_port(&saddr, host_str) < 0)
4472 fd = net_socket_mcast_create(&saddr);
4476 s = net_socket_fd_init(vlan, fd, 0);
4480 s->dgram_dst = saddr;
4482 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4483 "socket: mcast=%s:%d",
4484 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4489 static int get_param_value(char *buf, int buf_size,
4490 const char *tag, const char *str)
4499 while (*p != '\0' && *p != '=') {
4500 if ((q - option) < sizeof(option) - 1)
4508 if (!strcmp(tag, option)) {
4510 while (*p != '\0' && *p != ',') {
4511 if ((q - buf) < buf_size - 1)
4518 while (*p != '\0' && *p != ',') {
4529 static int net_client_init(const char *str)
4540 while (*p != '\0' && *p != ',') {
4541 if ((q - device) < sizeof(device) - 1)
4549 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4550 vlan_id = strtol(buf, NULL, 0);
4552 vlan = qemu_find_vlan(vlan_id);
4554 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4557 if (!strcmp(device, "nic")) {
4561 if (nb_nics >= MAX_NICS) {
4562 fprintf(stderr, "Too Many NICs\n");
4565 nd = &nd_table[nb_nics];
4566 macaddr = nd->macaddr;
4572 macaddr[5] = 0x56 + nb_nics;
4574 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4575 if (parse_macaddr(macaddr, buf) < 0) {
4576 fprintf(stderr, "invalid syntax for ethernet address\n");
4580 if (get_param_value(buf, sizeof(buf), "model", p)) {
4581 nd->model = strdup(buf);
4585 vlan->nb_guest_devs++;
4588 if (!strcmp(device, "none")) {
4589 /* does nothing. It is needed to signal that no network cards
4594 if (!strcmp(device, "user")) {
4595 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4596 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4598 vlan->nb_host_devs++;
4599 ret = net_slirp_init(vlan);
4603 if (!strcmp(device, "tap")) {
4605 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4606 fprintf(stderr, "tap: no interface name\n");
4609 vlan->nb_host_devs++;
4610 ret = tap_win32_init(vlan, ifname);
4613 if (!strcmp(device, "tap")) {
4615 char setup_script[1024];
4617 vlan->nb_host_devs++;
4618 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4619 fd = strtol(buf, NULL, 0);
4621 if (net_tap_fd_init(vlan, fd))
4624 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4627 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4628 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4630 ret = net_tap_init(vlan, ifname, setup_script);
4634 if (!strcmp(device, "socket")) {
4635 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4637 fd = strtol(buf, NULL, 0);
4639 if (net_socket_fd_init(vlan, fd, 1))
4641 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4642 ret = net_socket_listen_init(vlan, buf);
4643 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4644 ret = net_socket_connect_init(vlan, buf);
4645 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4646 ret = net_socket_mcast_init(vlan, buf);
4648 fprintf(stderr, "Unknown socket options: %s\n", p);
4651 vlan->nb_host_devs++;
4654 fprintf(stderr, "Unknown network device: %s\n", device);
4658 fprintf(stderr, "Could not initialize device '%s'\n", device);
4664 void do_info_network(void)
4667 VLANClientState *vc;
4669 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4670 term_printf("VLAN %d devices:\n", vlan->id);
4671 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4672 term_printf(" %s\n", vc->info_str);
4676 /***********************************************************/
4679 static USBPort *used_usb_ports;
4680 static USBPort *free_usb_ports;
4682 /* ??? Maybe change this to register a hub to keep track of the topology. */
4683 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
4684 usb_attachfn attach)
4686 port->opaque = opaque;
4687 port->index = index;
4688 port->attach = attach;
4689 port->next = free_usb_ports;
4690 free_usb_ports = port;
4693 static int usb_device_add(const char *devname)
4699 if (!free_usb_ports)
4702 if (strstart(devname, "host:", &p)) {
4703 dev = usb_host_device_open(p);
4704 } else if (!strcmp(devname, "mouse")) {
4705 dev = usb_mouse_init();
4706 } else if (!strcmp(devname, "tablet")) {
4707 dev = usb_tablet_init();
4708 } else if (!strcmp(devname, "keyboard")) {
4709 dev = usb_keyboard_init();
4710 } else if (strstart(devname, "disk:", &p)) {
4711 dev = usb_msd_init(p);
4712 } else if (!strcmp(devname, "wacom-tablet")) {
4713 dev = usb_wacom_init();
4720 /* Find a USB port to add the device to. */
4721 port = free_usb_ports;
4725 /* Create a new hub and chain it on. */
4726 free_usb_ports = NULL;
4727 port->next = used_usb_ports;
4728 used_usb_ports = port;
4730 hub = usb_hub_init(VM_USB_HUB_SIZE);
4731 usb_attach(port, hub);
4732 port = free_usb_ports;
4735 free_usb_ports = port->next;
4736 port->next = used_usb_ports;
4737 used_usb_ports = port;
4738 usb_attach(port, dev);
4742 static int usb_device_del(const char *devname)
4750 if (!used_usb_ports)
4753 p = strchr(devname, '.');
4756 bus_num = strtoul(devname, NULL, 0);
4757 addr = strtoul(p + 1, NULL, 0);
4761 lastp = &used_usb_ports;
4762 port = used_usb_ports;
4763 while (port && port->dev->addr != addr) {
4764 lastp = &port->next;
4772 *lastp = port->next;
4773 usb_attach(port, NULL);
4774 dev->handle_destroy(dev);
4775 port->next = free_usb_ports;
4776 free_usb_ports = port;
4780 void do_usb_add(const char *devname)
4783 ret = usb_device_add(devname);
4785 term_printf("Could not add USB device '%s'\n", devname);
4788 void do_usb_del(const char *devname)
4791 ret = usb_device_del(devname);
4793 term_printf("Could not remove USB device '%s'\n", devname);
4800 const char *speed_str;
4803 term_printf("USB support not enabled\n");
4807 for (port = used_usb_ports; port; port = port->next) {
4811 switch(dev->speed) {
4815 case USB_SPEED_FULL:
4818 case USB_SPEED_HIGH:
4825 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4826 0, dev->addr, speed_str, dev->devname);
4830 /***********************************************************/
4831 /* PCMCIA/Cardbus */
4833 static struct pcmcia_socket_entry_s {
4834 struct pcmcia_socket_s *socket;
4835 struct pcmcia_socket_entry_s *next;
4836 } *pcmcia_sockets = 0;
4838 void pcmcia_socket_register(struct pcmcia_socket_s *socket)
4840 struct pcmcia_socket_entry_s *entry;
4842 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
4843 entry->socket = socket;
4844 entry->next = pcmcia_sockets;
4845 pcmcia_sockets = entry;
4848 void pcmcia_socket_unregister(struct pcmcia_socket_s *socket)
4850 struct pcmcia_socket_entry_s *entry, **ptr;
4852 ptr = &pcmcia_sockets;
4853 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
4854 if (entry->socket == socket) {
4860 void pcmcia_info(void)
4862 struct pcmcia_socket_entry_s *iter;
4863 if (!pcmcia_sockets)
4864 term_printf("No PCMCIA sockets\n");
4866 for (iter = pcmcia_sockets; iter; iter = iter->next)
4867 term_printf("%s: %s\n", iter->socket->slot_string,
4868 iter->socket->attached ? iter->socket->card_string :
4872 /***********************************************************/
4875 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
4879 static void dumb_resize(DisplayState *ds, int w, int h)
4883 static void dumb_refresh(DisplayState *ds)
4885 #if defined(CONFIG_SDL)
4890 static void dumb_display_init(DisplayState *ds)
4895 ds->dpy_update = dumb_update;
4896 ds->dpy_resize = dumb_resize;
4897 ds->dpy_refresh = dumb_refresh;
4900 /***********************************************************/
4903 #define MAX_IO_HANDLERS 64
4905 typedef struct IOHandlerRecord {
4907 IOCanRWHandler *fd_read_poll;
4909 IOHandler *fd_write;
4912 /* temporary data */
4914 struct IOHandlerRecord *next;
4917 static IOHandlerRecord *first_io_handler;
4919 /* XXX: fd_read_poll should be suppressed, but an API change is
4920 necessary in the character devices to suppress fd_can_read(). */
4921 int qemu_set_fd_handler2(int fd,
4922 IOCanRWHandler *fd_read_poll,
4924 IOHandler *fd_write,
4927 IOHandlerRecord **pioh, *ioh;
4929 if (!fd_read && !fd_write) {
4930 pioh = &first_io_handler;
4935 if (ioh->fd == fd) {
4942 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4946 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
4949 ioh->next = first_io_handler;
4950 first_io_handler = ioh;
4953 ioh->fd_read_poll = fd_read_poll;
4954 ioh->fd_read = fd_read;
4955 ioh->fd_write = fd_write;
4956 ioh->opaque = opaque;
4962 int qemu_set_fd_handler(int fd,
4964 IOHandler *fd_write,
4967 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
4970 /***********************************************************/
4971 /* Polling handling */
4973 typedef struct PollingEntry {
4976 struct PollingEntry *next;
4979 static PollingEntry *first_polling_entry;
4981 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
4983 PollingEntry **ppe, *pe;
4984 pe = qemu_mallocz(sizeof(PollingEntry));
4988 pe->opaque = opaque;
4989 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
4994 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
4996 PollingEntry **ppe, *pe;
4997 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
4999 if (pe->func == func && pe->opaque == opaque) {
5008 /***********************************************************/
5009 /* Wait objects support */
5010 typedef struct WaitObjects {
5012 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
5013 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
5014 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
5017 static WaitObjects wait_objects = {0};
5019 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5021 WaitObjects *w = &wait_objects;
5023 if (w->num >= MAXIMUM_WAIT_OBJECTS)
5025 w->events[w->num] = handle;
5026 w->func[w->num] = func;
5027 w->opaque[w->num] = opaque;
5032 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5035 WaitObjects *w = &wait_objects;
5038 for (i = 0; i < w->num; i++) {
5039 if (w->events[i] == handle)
5042 w->events[i] = w->events[i + 1];
5043 w->func[i] = w->func[i + 1];
5044 w->opaque[i] = w->opaque[i + 1];
5052 /***********************************************************/
5053 /* savevm/loadvm support */
5055 #define IO_BUF_SIZE 32768
5059 BlockDriverState *bs;
5062 int64_t base_offset;
5063 int64_t buf_offset; /* start of buffer when writing, end of buffer
5066 int buf_size; /* 0 when writing */
5067 uint8_t buf[IO_BUF_SIZE];
5070 QEMUFile *qemu_fopen(const char *filename, const char *mode)
5074 f = qemu_mallocz(sizeof(QEMUFile));
5077 if (!strcmp(mode, "wb")) {
5079 } else if (!strcmp(mode, "rb")) {
5084 f->outfile = fopen(filename, mode);
5096 QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
5100 f = qemu_mallocz(sizeof(QEMUFile));
5105 f->is_writable = is_writable;
5106 f->base_offset = offset;
5110 void qemu_fflush(QEMUFile *f)
5112 if (!f->is_writable)
5114 if (f->buf_index > 0) {
5116 fseek(f->outfile, f->buf_offset, SEEK_SET);
5117 fwrite(f->buf, 1, f->buf_index, f->outfile);
5119 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
5120 f->buf, f->buf_index);
5122 f->buf_offset += f->buf_index;
5127 static void qemu_fill_buffer(QEMUFile *f)
5134 fseek(f->outfile, f->buf_offset, SEEK_SET);
5135 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
5139 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
5140 f->buf, IO_BUF_SIZE);
5146 f->buf_offset += len;
5149 void qemu_fclose(QEMUFile *f)
5159 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
5163 l = IO_BUF_SIZE - f->buf_index;
5166 memcpy(f->buf + f->buf_index, buf, l);
5170 if (f->buf_index >= IO_BUF_SIZE)
5175 void qemu_put_byte(QEMUFile *f, int v)
5177 f->buf[f->buf_index++] = v;
5178 if (f->buf_index >= IO_BUF_SIZE)
5182 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
5188 l = f->buf_size - f->buf_index;
5190 qemu_fill_buffer(f);
5191 l = f->buf_size - f->buf_index;
5197 memcpy(buf, f->buf + f->buf_index, l);
5202 return size1 - size;
5205 int qemu_get_byte(QEMUFile *f)
5207 if (f->buf_index >= f->buf_size) {
5208 qemu_fill_buffer(f);
5209 if (f->buf_index >= f->buf_size)
5212 return f->buf[f->buf_index++];
5215 int64_t qemu_ftell(QEMUFile *f)
5217 return f->buf_offset - f->buf_size + f->buf_index;
5220 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
5222 if (whence == SEEK_SET) {
5224 } else if (whence == SEEK_CUR) {
5225 pos += qemu_ftell(f);
5227 /* SEEK_END not supported */
5230 if (f->is_writable) {
5232 f->buf_offset = pos;
5234 f->buf_offset = pos;
5241 void qemu_put_be16(QEMUFile *f, unsigned int v)
5243 qemu_put_byte(f, v >> 8);
5244 qemu_put_byte(f, v);
5247 void qemu_put_be32(QEMUFile *f, unsigned int v)
5249 qemu_put_byte(f, v >> 24);
5250 qemu_put_byte(f, v >> 16);
5251 qemu_put_byte(f, v >> 8);
5252 qemu_put_byte(f, v);
5255 void qemu_put_be64(QEMUFile *f, uint64_t v)
5257 qemu_put_be32(f, v >> 32);
5258 qemu_put_be32(f, v);
5261 unsigned int qemu_get_be16(QEMUFile *f)
5264 v = qemu_get_byte(f) << 8;
5265 v |= qemu_get_byte(f);
5269 unsigned int qemu_get_be32(QEMUFile *f)
5272 v = qemu_get_byte(f) << 24;
5273 v |= qemu_get_byte(f) << 16;
5274 v |= qemu_get_byte(f) << 8;
5275 v |= qemu_get_byte(f);
5279 uint64_t qemu_get_be64(QEMUFile *f)
5282 v = (uint64_t)qemu_get_be32(f) << 32;
5283 v |= qemu_get_be32(f);
5287 typedef struct SaveStateEntry {
5291 SaveStateHandler *save_state;
5292 LoadStateHandler *load_state;
5294 struct SaveStateEntry *next;
5297 static SaveStateEntry *first_se;
5299 int register_savevm(const char *idstr,
5302 SaveStateHandler *save_state,
5303 LoadStateHandler *load_state,
5306 SaveStateEntry *se, **pse;
5308 se = qemu_malloc(sizeof(SaveStateEntry));
5311 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
5312 se->instance_id = instance_id;
5313 se->version_id = version_id;
5314 se->save_state = save_state;
5315 se->load_state = load_state;
5316 se->opaque = opaque;
5319 /* add at the end of list */
5321 while (*pse != NULL)
5322 pse = &(*pse)->next;
5327 #define QEMU_VM_FILE_MAGIC 0x5145564d
5328 #define QEMU_VM_FILE_VERSION 0x00000002
5330 int qemu_savevm_state(QEMUFile *f)
5334 int64_t cur_pos, len_pos, total_len_pos;
5336 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
5337 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
5338 total_len_pos = qemu_ftell(f);
5339 qemu_put_be64(f, 0); /* total size */
5341 for(se = first_se; se != NULL; se = se->next) {
5343 len = strlen(se->idstr);
5344 qemu_put_byte(f, len);
5345 qemu_put_buffer(f, se->idstr, len);
5347 qemu_put_be32(f, se->instance_id);
5348 qemu_put_be32(f, se->version_id);
5350 /* record size: filled later */
5351 len_pos = qemu_ftell(f);
5352 qemu_put_be32(f, 0);
5354 se->save_state(f, se->opaque);
5356 /* fill record size */
5357 cur_pos = qemu_ftell(f);
5358 len = cur_pos - len_pos - 4;
5359 qemu_fseek(f, len_pos, SEEK_SET);
5360 qemu_put_be32(f, len);
5361 qemu_fseek(f, cur_pos, SEEK_SET);
5363 cur_pos = qemu_ftell(f);
5364 qemu_fseek(f, total_len_pos, SEEK_SET);
5365 qemu_put_be64(f, cur_pos - total_len_pos - 8);
5366 qemu_fseek(f, cur_pos, SEEK_SET);
5372 static SaveStateEntry *find_se(const char *idstr, int instance_id)
5376 for(se = first_se; se != NULL; se = se->next) {
5377 if (!strcmp(se->idstr, idstr) &&
5378 instance_id == se->instance_id)
5384 int qemu_loadvm_state(QEMUFile *f)
5387 int len, ret, instance_id, record_len, version_id;
5388 int64_t total_len, end_pos, cur_pos;
5392 v = qemu_get_be32(f);
5393 if (v != QEMU_VM_FILE_MAGIC)
5395 v = qemu_get_be32(f);
5396 if (v != QEMU_VM_FILE_VERSION) {
5401 total_len = qemu_get_be64(f);
5402 end_pos = total_len + qemu_ftell(f);
5404 if (qemu_ftell(f) >= end_pos)
5406 len = qemu_get_byte(f);
5407 qemu_get_buffer(f, idstr, len);
5409 instance_id = qemu_get_be32(f);
5410 version_id = qemu_get_be32(f);
5411 record_len = qemu_get_be32(f);
5413 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5414 idstr, instance_id, version_id, record_len);
5416 cur_pos = qemu_ftell(f);
5417 se = find_se(idstr, instance_id);
5419 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5420 instance_id, idstr);
5422 ret = se->load_state(f, se->opaque, version_id);
5424 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5425 instance_id, idstr);
5428 /* always seek to exact end of record */
5429 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
5436 /* device can contain snapshots */
5437 static int bdrv_can_snapshot(BlockDriverState *bs)
5440 !bdrv_is_removable(bs) &&
5441 !bdrv_is_read_only(bs));
5444 /* device must be snapshots in order to have a reliable snapshot */
5445 static int bdrv_has_snapshot(BlockDriverState *bs)
5448 !bdrv_is_removable(bs) &&
5449 !bdrv_is_read_only(bs));
5452 static BlockDriverState *get_bs_snapshots(void)
5454 BlockDriverState *bs;
5458 return bs_snapshots;
5459 for(i = 0; i <= MAX_DISKS; i++) {
5461 if (bdrv_can_snapshot(bs))
5470 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5473 QEMUSnapshotInfo *sn_tab, *sn;
5477 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5480 for(i = 0; i < nb_sns; i++) {
5482 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5492 void do_savevm(const char *name)
5494 BlockDriverState *bs, *bs1;
5495 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5496 int must_delete, ret, i;
5497 BlockDriverInfo bdi1, *bdi = &bdi1;
5499 int saved_vm_running;
5506 bs = get_bs_snapshots();
5508 term_printf("No block device can accept snapshots\n");
5512 /* ??? Should this occur after vm_stop? */
5515 saved_vm_running = vm_running;
5520 ret = bdrv_snapshot_find(bs, old_sn, name);
5525 memset(sn, 0, sizeof(*sn));
5527 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5528 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5531 pstrcpy(sn->name, sizeof(sn->name), name);
5534 /* fill auxiliary fields */
5537 sn->date_sec = tb.time;
5538 sn->date_nsec = tb.millitm * 1000000;
5540 gettimeofday(&tv, NULL);
5541 sn->date_sec = tv.tv_sec;
5542 sn->date_nsec = tv.tv_usec * 1000;
5544 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
5546 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5547 term_printf("Device %s does not support VM state snapshots\n",
5548 bdrv_get_device_name(bs));
5552 /* save the VM state */
5553 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
5555 term_printf("Could not open VM state file\n");
5558 ret = qemu_savevm_state(f);
5559 sn->vm_state_size = qemu_ftell(f);
5562 term_printf("Error %d while writing VM\n", ret);
5566 /* create the snapshots */
5568 for(i = 0; i < MAX_DISKS; i++) {
5570 if (bdrv_has_snapshot(bs1)) {
5572 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
5574 term_printf("Error while deleting snapshot on '%s'\n",
5575 bdrv_get_device_name(bs1));
5578 ret = bdrv_snapshot_create(bs1, sn);
5580 term_printf("Error while creating snapshot on '%s'\n",
5581 bdrv_get_device_name(bs1));
5587 if (saved_vm_running)
5591 void do_loadvm(const char *name)
5593 BlockDriverState *bs, *bs1;
5594 BlockDriverInfo bdi1, *bdi = &bdi1;
5597 int saved_vm_running;
5599 bs = get_bs_snapshots();
5601 term_printf("No block device supports snapshots\n");
5605 /* Flush all IO requests so they don't interfere with the new state. */
5608 saved_vm_running = vm_running;
5611 for(i = 0; i <= MAX_DISKS; i++) {
5613 if (bdrv_has_snapshot(bs1)) {
5614 ret = bdrv_snapshot_goto(bs1, name);
5617 term_printf("Warning: ");
5620 term_printf("Snapshots not supported on device '%s'\n",
5621 bdrv_get_device_name(bs1));
5624 term_printf("Could not find snapshot '%s' on device '%s'\n",
5625 name, bdrv_get_device_name(bs1));
5628 term_printf("Error %d while activating snapshot on '%s'\n",
5629 ret, bdrv_get_device_name(bs1));
5632 /* fatal on snapshot block device */
5639 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5640 term_printf("Device %s does not support VM state snapshots\n",
5641 bdrv_get_device_name(bs));
5645 /* restore the VM state */
5646 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
5648 term_printf("Could not open VM state file\n");
5651 ret = qemu_loadvm_state(f);
5654 term_printf("Error %d while loading VM state\n", ret);
5657 if (saved_vm_running)
5661 void do_delvm(const char *name)
5663 BlockDriverState *bs, *bs1;
5666 bs = get_bs_snapshots();
5668 term_printf("No block device supports snapshots\n");
5672 for(i = 0; i <= MAX_DISKS; i++) {
5674 if (bdrv_has_snapshot(bs1)) {
5675 ret = bdrv_snapshot_delete(bs1, name);
5677 if (ret == -ENOTSUP)
5678 term_printf("Snapshots not supported on device '%s'\n",
5679 bdrv_get_device_name(bs1));
5681 term_printf("Error %d while deleting snapshot on '%s'\n",
5682 ret, bdrv_get_device_name(bs1));
5688 void do_info_snapshots(void)
5690 BlockDriverState *bs, *bs1;
5691 QEMUSnapshotInfo *sn_tab, *sn;
5695 bs = get_bs_snapshots();
5697 term_printf("No available block device supports snapshots\n");
5700 term_printf("Snapshot devices:");
5701 for(i = 0; i <= MAX_DISKS; i++) {
5703 if (bdrv_has_snapshot(bs1)) {
5705 term_printf(" %s", bdrv_get_device_name(bs1));
5710 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5712 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
5715 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
5716 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
5717 for(i = 0; i < nb_sns; i++) {
5719 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
5724 /***********************************************************/
5725 /* cpu save/restore */
5727 #if defined(TARGET_I386)
5729 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
5731 qemu_put_be32(f, dt->selector);
5732 qemu_put_betl(f, dt->base);
5733 qemu_put_be32(f, dt->limit);
5734 qemu_put_be32(f, dt->flags);
5737 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
5739 dt->selector = qemu_get_be32(f);
5740 dt->base = qemu_get_betl(f);
5741 dt->limit = qemu_get_be32(f);
5742 dt->flags = qemu_get_be32(f);
5745 void cpu_save(QEMUFile *f, void *opaque)
5747 CPUState *env = opaque;
5748 uint16_t fptag, fpus, fpuc, fpregs_format;
5752 for(i = 0; i < CPU_NB_REGS; i++)
5753 qemu_put_betls(f, &env->regs[i]);
5754 qemu_put_betls(f, &env->eip);
5755 qemu_put_betls(f, &env->eflags);
5756 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
5757 qemu_put_be32s(f, &hflags);
5761 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
5763 for(i = 0; i < 8; i++) {
5764 fptag |= ((!env->fptags[i]) << i);
5767 qemu_put_be16s(f, &fpuc);
5768 qemu_put_be16s(f, &fpus);
5769 qemu_put_be16s(f, &fptag);
5771 #ifdef USE_X86LDOUBLE
5776 qemu_put_be16s(f, &fpregs_format);
5778 for(i = 0; i < 8; i++) {
5779 #ifdef USE_X86LDOUBLE
5783 /* we save the real CPU data (in case of MMX usage only 'mant'
5784 contains the MMX register */
5785 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
5786 qemu_put_be64(f, mant);
5787 qemu_put_be16(f, exp);
5790 /* if we use doubles for float emulation, we save the doubles to
5791 avoid losing information in case of MMX usage. It can give
5792 problems if the image is restored on a CPU where long
5793 doubles are used instead. */
5794 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
5798 for(i = 0; i < 6; i++)
5799 cpu_put_seg(f, &env->segs[i]);
5800 cpu_put_seg(f, &env->ldt);
5801 cpu_put_seg(f, &env->tr);
5802 cpu_put_seg(f, &env->gdt);
5803 cpu_put_seg(f, &env->idt);
5805 qemu_put_be32s(f, &env->sysenter_cs);
5806 qemu_put_be32s(f, &env->sysenter_esp);
5807 qemu_put_be32s(f, &env->sysenter_eip);
5809 qemu_put_betls(f, &env->cr[0]);
5810 qemu_put_betls(f, &env->cr[2]);
5811 qemu_put_betls(f, &env->cr[3]);
5812 qemu_put_betls(f, &env->cr[4]);
5814 for(i = 0; i < 8; i++)
5815 qemu_put_betls(f, &env->dr[i]);
5818 qemu_put_be32s(f, &env->a20_mask);
5821 qemu_put_be32s(f, &env->mxcsr);
5822 for(i = 0; i < CPU_NB_REGS; i++) {
5823 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5824 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5827 #ifdef TARGET_X86_64
5828 qemu_put_be64s(f, &env->efer);
5829 qemu_put_be64s(f, &env->star);
5830 qemu_put_be64s(f, &env->lstar);
5831 qemu_put_be64s(f, &env->cstar);
5832 qemu_put_be64s(f, &env->fmask);
5833 qemu_put_be64s(f, &env->kernelgsbase);
5835 qemu_put_be32s(f, &env->smbase);
5838 #ifdef USE_X86LDOUBLE
5839 /* XXX: add that in a FPU generic layer */
5840 union x86_longdouble {
5845 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5846 #define EXPBIAS1 1023
5847 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5848 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5850 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
5854 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
5855 /* exponent + sign */
5856 e = EXPD1(temp) - EXPBIAS1 + 16383;
5857 e |= SIGND1(temp) >> 16;
5862 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5864 CPUState *env = opaque;
5867 uint16_t fpus, fpuc, fptag, fpregs_format;
5869 if (version_id != 3 && version_id != 4)
5871 for(i = 0; i < CPU_NB_REGS; i++)
5872 qemu_get_betls(f, &env->regs[i]);
5873 qemu_get_betls(f, &env->eip);
5874 qemu_get_betls(f, &env->eflags);
5875 qemu_get_be32s(f, &hflags);
5877 qemu_get_be16s(f, &fpuc);
5878 qemu_get_be16s(f, &fpus);
5879 qemu_get_be16s(f, &fptag);
5880 qemu_get_be16s(f, &fpregs_format);
5882 /* NOTE: we cannot always restore the FPU state if the image come
5883 from a host with a different 'USE_X86LDOUBLE' define. We guess
5884 if we are in an MMX state to restore correctly in that case. */
5885 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
5886 for(i = 0; i < 8; i++) {
5890 switch(fpregs_format) {
5892 mant = qemu_get_be64(f);
5893 exp = qemu_get_be16(f);
5894 #ifdef USE_X86LDOUBLE
5895 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5897 /* difficult case */
5899 env->fpregs[i].mmx.MMX_Q(0) = mant;
5901 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5905 mant = qemu_get_be64(f);
5906 #ifdef USE_X86LDOUBLE
5908 union x86_longdouble *p;
5909 /* difficult case */
5910 p = (void *)&env->fpregs[i];
5915 fp64_to_fp80(p, mant);
5919 env->fpregs[i].mmx.MMX_Q(0) = mant;
5928 /* XXX: restore FPU round state */
5929 env->fpstt = (fpus >> 11) & 7;
5930 env->fpus = fpus & ~0x3800;
5932 for(i = 0; i < 8; i++) {
5933 env->fptags[i] = (fptag >> i) & 1;
5936 for(i = 0; i < 6; i++)
5937 cpu_get_seg(f, &env->segs[i]);
5938 cpu_get_seg(f, &env->ldt);
5939 cpu_get_seg(f, &env->tr);
5940 cpu_get_seg(f, &env->gdt);
5941 cpu_get_seg(f, &env->idt);
5943 qemu_get_be32s(f, &env->sysenter_cs);
5944 qemu_get_be32s(f, &env->sysenter_esp);
5945 qemu_get_be32s(f, &env->sysenter_eip);
5947 qemu_get_betls(f, &env->cr[0]);
5948 qemu_get_betls(f, &env->cr[2]);
5949 qemu_get_betls(f, &env->cr[3]);
5950 qemu_get_betls(f, &env->cr[4]);
5952 for(i = 0; i < 8; i++)
5953 qemu_get_betls(f, &env->dr[i]);
5956 qemu_get_be32s(f, &env->a20_mask);
5958 qemu_get_be32s(f, &env->mxcsr);
5959 for(i = 0; i < CPU_NB_REGS; i++) {
5960 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5961 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5964 #ifdef TARGET_X86_64
5965 qemu_get_be64s(f, &env->efer);
5966 qemu_get_be64s(f, &env->star);
5967 qemu_get_be64s(f, &env->lstar);
5968 qemu_get_be64s(f, &env->cstar);
5969 qemu_get_be64s(f, &env->fmask);
5970 qemu_get_be64s(f, &env->kernelgsbase);
5972 if (version_id >= 4)
5973 qemu_get_be32s(f, &env->smbase);
5975 /* XXX: compute hflags from scratch, except for CPL and IIF */
5976 env->hflags = hflags;
5981 #elif defined(TARGET_PPC)
5982 void cpu_save(QEMUFile *f, void *opaque)
5986 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5991 #elif defined(TARGET_MIPS)
5992 void cpu_save(QEMUFile *f, void *opaque)
5996 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6001 #elif defined(TARGET_SPARC)
6002 void cpu_save(QEMUFile *f, void *opaque)
6004 CPUState *env = opaque;
6008 for(i = 0; i < 8; i++)
6009 qemu_put_betls(f, &env->gregs[i]);
6010 for(i = 0; i < NWINDOWS * 16; i++)
6011 qemu_put_betls(f, &env->regbase[i]);
6014 for(i = 0; i < TARGET_FPREGS; i++) {
6020 qemu_put_be32(f, u.i);
6023 qemu_put_betls(f, &env->pc);
6024 qemu_put_betls(f, &env->npc);
6025 qemu_put_betls(f, &env->y);
6027 qemu_put_be32(f, tmp);
6028 qemu_put_betls(f, &env->fsr);
6029 qemu_put_betls(f, &env->tbr);
6030 #ifndef TARGET_SPARC64
6031 qemu_put_be32s(f, &env->wim);
6033 for(i = 0; i < 16; i++)
6034 qemu_put_be32s(f, &env->mmuregs[i]);
6038 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6040 CPUState *env = opaque;
6044 for(i = 0; i < 8; i++)
6045 qemu_get_betls(f, &env->gregs[i]);
6046 for(i = 0; i < NWINDOWS * 16; i++)
6047 qemu_get_betls(f, &env->regbase[i]);
6050 for(i = 0; i < TARGET_FPREGS; i++) {
6055 u.i = qemu_get_be32(f);
6059 qemu_get_betls(f, &env->pc);
6060 qemu_get_betls(f, &env->npc);
6061 qemu_get_betls(f, &env->y);
6062 tmp = qemu_get_be32(f);
6063 env->cwp = 0; /* needed to ensure that the wrapping registers are
6064 correctly updated */
6066 qemu_get_betls(f, &env->fsr);
6067 qemu_get_betls(f, &env->tbr);
6068 #ifndef TARGET_SPARC64
6069 qemu_get_be32s(f, &env->wim);
6071 for(i = 0; i < 16; i++)
6072 qemu_get_be32s(f, &env->mmuregs[i]);
6078 #elif defined(TARGET_ARM)
6080 void cpu_save(QEMUFile *f, void *opaque)
6083 CPUARMState *env = (CPUARMState *)opaque;
6085 for (i = 0; i < 16; i++) {
6086 qemu_put_be32(f, env->regs[i]);
6088 qemu_put_be32(f, cpsr_read(env));
6089 qemu_put_be32(f, env->spsr);
6090 for (i = 0; i < 6; i++) {
6091 qemu_put_be32(f, env->banked_spsr[i]);
6092 qemu_put_be32(f, env->banked_r13[i]);
6093 qemu_put_be32(f, env->banked_r14[i]);
6095 for (i = 0; i < 5; i++) {
6096 qemu_put_be32(f, env->usr_regs[i]);
6097 qemu_put_be32(f, env->fiq_regs[i]);
6099 qemu_put_be32(f, env->cp15.c0_cpuid);
6100 qemu_put_be32(f, env->cp15.c0_cachetype);
6101 qemu_put_be32(f, env->cp15.c1_sys);
6102 qemu_put_be32(f, env->cp15.c1_coproc);
6103 qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
6104 qemu_put_be32(f, env->cp15.c2_base);
6105 qemu_put_be32(f, env->cp15.c2_data);
6106 qemu_put_be32(f, env->cp15.c2_insn);
6107 qemu_put_be32(f, env->cp15.c3);
6108 qemu_put_be32(f, env->cp15.c5_insn);
6109 qemu_put_be32(f, env->cp15.c5_data);
6110 for (i = 0; i < 8; i++) {
6111 qemu_put_be32(f, env->cp15.c6_region[i]);
6113 qemu_put_be32(f, env->cp15.c6_insn);
6114 qemu_put_be32(f, env->cp15.c6_data);
6115 qemu_put_be32(f, env->cp15.c9_insn);
6116 qemu_put_be32(f, env->cp15.c9_data);
6117 qemu_put_be32(f, env->cp15.c13_fcse);
6118 qemu_put_be32(f, env->cp15.c13_context);
6119 qemu_put_be32(f, env->cp15.c15_cpar);
6121 qemu_put_be32(f, env->features);
6123 if (arm_feature(env, ARM_FEATURE_VFP)) {
6124 for (i = 0; i < 16; i++) {
6126 u.d = env->vfp.regs[i];
6127 qemu_put_be32(f, u.l.upper);
6128 qemu_put_be32(f, u.l.lower);
6130 for (i = 0; i < 16; i++) {
6131 qemu_put_be32(f, env->vfp.xregs[i]);
6134 /* TODO: Should use proper FPSCR access functions. */
6135 qemu_put_be32(f, env->vfp.vec_len);
6136 qemu_put_be32(f, env->vfp.vec_stride);
6139 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6140 for (i = 0; i < 16; i++) {
6141 qemu_put_be64(f, env->iwmmxt.regs[i]);
6143 for (i = 0; i < 16; i++) {
6144 qemu_put_be32(f, env->iwmmxt.cregs[i]);
6149 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6151 CPUARMState *env = (CPUARMState *)opaque;
6154 if (version_id != 0)
6157 for (i = 0; i < 16; i++) {
6158 env->regs[i] = qemu_get_be32(f);
6160 cpsr_write(env, qemu_get_be32(f), 0xffffffff);
6161 env->spsr = qemu_get_be32(f);
6162 for (i = 0; i < 6; i++) {
6163 env->banked_spsr[i] = qemu_get_be32(f);
6164 env->banked_r13[i] = qemu_get_be32(f);
6165 env->banked_r14[i] = qemu_get_be32(f);
6167 for (i = 0; i < 5; i++) {
6168 env->usr_regs[i] = qemu_get_be32(f);
6169 env->fiq_regs[i] = qemu_get_be32(f);
6171 env->cp15.c0_cpuid = qemu_get_be32(f);
6172 env->cp15.c0_cachetype = qemu_get_be32(f);
6173 env->cp15.c1_sys = qemu_get_be32(f);
6174 env->cp15.c1_coproc = qemu_get_be32(f);
6175 env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
6176 env->cp15.c2_base = qemu_get_be32(f);
6177 env->cp15.c2_data = qemu_get_be32(f);
6178 env->cp15.c2_insn = qemu_get_be32(f);
6179 env->cp15.c3 = qemu_get_be32(f);
6180 env->cp15.c5_insn = qemu_get_be32(f);
6181 env->cp15.c5_data = qemu_get_be32(f);
6182 for (i = 0; i < 8; i++) {
6183 env->cp15.c6_region[i] = qemu_get_be32(f);
6185 env->cp15.c6_insn = qemu_get_be32(f);
6186 env->cp15.c6_data = qemu_get_be32(f);
6187 env->cp15.c9_insn = qemu_get_be32(f);
6188 env->cp15.c9_data = qemu_get_be32(f);
6189 env->cp15.c13_fcse = qemu_get_be32(f);
6190 env->cp15.c13_context = qemu_get_be32(f);
6191 env->cp15.c15_cpar = qemu_get_be32(f);
6193 env->features = qemu_get_be32(f);
6195 if (arm_feature(env, ARM_FEATURE_VFP)) {
6196 for (i = 0; i < 16; i++) {
6198 u.l.upper = qemu_get_be32(f);
6199 u.l.lower = qemu_get_be32(f);
6200 env->vfp.regs[i] = u.d;
6202 for (i = 0; i < 16; i++) {
6203 env->vfp.xregs[i] = qemu_get_be32(f);
6206 /* TODO: Should use proper FPSCR access functions. */
6207 env->vfp.vec_len = qemu_get_be32(f);
6208 env->vfp.vec_stride = qemu_get_be32(f);
6211 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6212 for (i = 0; i < 16; i++) {
6213 env->iwmmxt.regs[i] = qemu_get_be64(f);
6215 for (i = 0; i < 16; i++) {
6216 env->iwmmxt.cregs[i] = qemu_get_be32(f);
6225 #warning No CPU save/restore functions
6229 /***********************************************************/
6230 /* ram save/restore */
6232 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
6236 v = qemu_get_byte(f);
6239 if (qemu_get_buffer(f, buf, len) != len)
6243 v = qemu_get_byte(f);
6244 memset(buf, v, len);
6252 static int ram_load_v1(QEMUFile *f, void *opaque)
6256 if (qemu_get_be32(f) != phys_ram_size)
6258 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
6259 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
6266 #define BDRV_HASH_BLOCK_SIZE 1024
6267 #define IOBUF_SIZE 4096
6268 #define RAM_CBLOCK_MAGIC 0xfabe
6270 typedef struct RamCompressState {
6273 uint8_t buf[IOBUF_SIZE];
6276 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
6279 memset(s, 0, sizeof(*s));
6281 ret = deflateInit2(&s->zstream, 1,
6283 9, Z_DEFAULT_STRATEGY);
6286 s->zstream.avail_out = IOBUF_SIZE;
6287 s->zstream.next_out = s->buf;
6291 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
6293 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
6294 qemu_put_be16(s->f, len);
6295 qemu_put_buffer(s->f, buf, len);
6298 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
6302 s->zstream.avail_in = len;
6303 s->zstream.next_in = (uint8_t *)buf;
6304 while (s->zstream.avail_in > 0) {
6305 ret = deflate(&s->zstream, Z_NO_FLUSH);
6308 if (s->zstream.avail_out == 0) {
6309 ram_put_cblock(s, s->buf, IOBUF_SIZE);
6310 s->zstream.avail_out = IOBUF_SIZE;
6311 s->zstream.next_out = s->buf;
6317 static void ram_compress_close(RamCompressState *s)
6321 /* compress last bytes */
6323 ret = deflate(&s->zstream, Z_FINISH);
6324 if (ret == Z_OK || ret == Z_STREAM_END) {
6325 len = IOBUF_SIZE - s->zstream.avail_out;
6327 ram_put_cblock(s, s->buf, len);
6329 s->zstream.avail_out = IOBUF_SIZE;
6330 s->zstream.next_out = s->buf;
6331 if (ret == Z_STREAM_END)
6338 deflateEnd(&s->zstream);
6341 typedef struct RamDecompressState {
6344 uint8_t buf[IOBUF_SIZE];
6345 } RamDecompressState;
6347 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
6350 memset(s, 0, sizeof(*s));
6352 ret = inflateInit(&s->zstream);
6358 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
6362 s->zstream.avail_out = len;
6363 s->zstream.next_out = buf;
6364 while (s->zstream.avail_out > 0) {
6365 if (s->zstream.avail_in == 0) {
6366 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
6368 clen = qemu_get_be16(s->f);
6369 if (clen > IOBUF_SIZE)
6371 qemu_get_buffer(s->f, s->buf, clen);
6372 s->zstream.avail_in = clen;
6373 s->zstream.next_in = s->buf;
6375 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
6376 if (ret != Z_OK && ret != Z_STREAM_END) {
6383 static void ram_decompress_close(RamDecompressState *s)
6385 inflateEnd(&s->zstream);
6388 static void ram_save(QEMUFile *f, void *opaque)
6391 RamCompressState s1, *s = &s1;
6394 qemu_put_be32(f, phys_ram_size);
6395 if (ram_compress_open(s, f) < 0)
6397 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6399 if (tight_savevm_enabled) {
6403 /* find if the memory block is available on a virtual
6406 for(j = 0; j < MAX_DISKS; j++) {
6408 sector_num = bdrv_hash_find(bs_table[j],
6409 phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6410 if (sector_num >= 0)
6415 goto normal_compress;
6418 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
6419 ram_compress_buf(s, buf, 10);
6425 ram_compress_buf(s, buf, 1);
6426 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6429 ram_compress_close(s);
6432 static int ram_load(QEMUFile *f, void *opaque, int version_id)
6434 RamDecompressState s1, *s = &s1;
6438 if (version_id == 1)
6439 return ram_load_v1(f, opaque);
6440 if (version_id != 2)
6442 if (qemu_get_be32(f) != phys_ram_size)
6444 if (ram_decompress_open(s, f) < 0)
6446 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6447 if (ram_decompress_buf(s, buf, 1) < 0) {
6448 fprintf(stderr, "Error while reading ram block header\n");
6452 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
6453 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
6462 ram_decompress_buf(s, buf + 1, 9);
6464 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
6465 if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
6466 fprintf(stderr, "Invalid block device index %d\n", bs_index);
6469 if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
6470 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
6471 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
6472 bs_index, sector_num);
6479 printf("Error block header\n");
6483 ram_decompress_close(s);
6487 /***********************************************************/
6488 /* bottom halves (can be seen as timers which expire ASAP) */
6497 static QEMUBH *first_bh = NULL;
6499 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
6502 bh = qemu_mallocz(sizeof(QEMUBH));
6506 bh->opaque = opaque;
6510 int qemu_bh_poll(void)
6529 void qemu_bh_schedule(QEMUBH *bh)
6531 CPUState *env = cpu_single_env;
6535 bh->next = first_bh;
6538 /* stop the currently executing CPU to execute the BH ASAP */
6540 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
6544 void qemu_bh_cancel(QEMUBH *bh)
6547 if (bh->scheduled) {
6550 pbh = &(*pbh)->next;
6556 void qemu_bh_delete(QEMUBH *bh)
6562 /***********************************************************/
6563 /* machine registration */
6565 QEMUMachine *first_machine = NULL;
6567 int qemu_register_machine(QEMUMachine *m)
6570 pm = &first_machine;
6578 QEMUMachine *find_machine(const char *name)
6582 for(m = first_machine; m != NULL; m = m->next) {
6583 if (!strcmp(m->name, name))
6589 /***********************************************************/
6590 /* main execution loop */
6592 void gui_update(void *opaque)
6594 DisplayState *ds = opaque;
6595 ds->dpy_refresh(ds);
6596 qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
6599 struct vm_change_state_entry {
6600 VMChangeStateHandler *cb;
6602 LIST_ENTRY (vm_change_state_entry) entries;
6605 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
6607 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
6610 VMChangeStateEntry *e;
6612 e = qemu_mallocz(sizeof (*e));
6618 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
6622 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
6624 LIST_REMOVE (e, entries);
6628 static void vm_state_notify(int running)
6630 VMChangeStateEntry *e;
6632 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
6633 e->cb(e->opaque, running);
6637 /* XXX: support several handlers */
6638 static VMStopHandler *vm_stop_cb;
6639 static void *vm_stop_opaque;
6641 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
6644 vm_stop_opaque = opaque;
6648 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
6659 qemu_rearm_alarm_timer(alarm_timer);
6663 void vm_stop(int reason)
6666 cpu_disable_ticks();
6670 vm_stop_cb(vm_stop_opaque, reason);
6677 /* reset/shutdown handler */
6679 typedef struct QEMUResetEntry {
6680 QEMUResetHandler *func;
6682 struct QEMUResetEntry *next;
6685 static QEMUResetEntry *first_reset_entry;
6686 static int reset_requested;
6687 static int shutdown_requested;
6688 static int powerdown_requested;
6690 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
6692 QEMUResetEntry **pre, *re;
6694 pre = &first_reset_entry;
6695 while (*pre != NULL)
6696 pre = &(*pre)->next;
6697 re = qemu_mallocz(sizeof(QEMUResetEntry));
6699 re->opaque = opaque;
6704 static void qemu_system_reset(void)
6708 /* reset all devices */
6709 for(re = first_reset_entry; re != NULL; re = re->next) {
6710 re->func(re->opaque);
6714 void qemu_system_reset_request(void)
6717 shutdown_requested = 1;
6719 reset_requested = 1;
6722 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6725 void qemu_system_shutdown_request(void)
6727 shutdown_requested = 1;
6729 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6732 void qemu_system_powerdown_request(void)
6734 powerdown_requested = 1;
6736 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6739 void main_loop_wait(int timeout)
6741 IOHandlerRecord *ioh;
6742 fd_set rfds, wfds, xfds;
6751 /* XXX: need to suppress polling by better using win32 events */
6753 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
6754 ret |= pe->func(pe->opaque);
6759 WaitObjects *w = &wait_objects;
6761 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
6762 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
6763 if (w->func[ret - WAIT_OBJECT_0])
6764 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
6766 /* Check for additional signaled events */
6767 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
6769 /* Check if event is signaled */
6770 ret2 = WaitForSingleObject(w->events[i], 0);
6771 if(ret2 == WAIT_OBJECT_0) {
6773 w->func[i](w->opaque[i]);
6774 } else if (ret2 == WAIT_TIMEOUT) {
6776 err = GetLastError();
6777 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
6780 } else if (ret == WAIT_TIMEOUT) {
6782 err = GetLastError();
6783 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
6787 /* poll any events */
6788 /* XXX: separate device handlers from system ones */
6793 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6797 (!ioh->fd_read_poll ||
6798 ioh->fd_read_poll(ioh->opaque) != 0)) {
6799 FD_SET(ioh->fd, &rfds);
6803 if (ioh->fd_write) {
6804 FD_SET(ioh->fd, &wfds);
6814 tv.tv_usec = timeout * 1000;
6816 #if defined(CONFIG_SLIRP)
6818 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
6821 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
6823 IOHandlerRecord **pioh;
6825 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6826 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
6827 ioh->fd_read(ioh->opaque);
6829 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
6830 ioh->fd_write(ioh->opaque);
6834 /* remove deleted IO handlers */
6835 pioh = &first_io_handler;
6845 #if defined(CONFIG_SLIRP)
6852 slirp_select_poll(&rfds, &wfds, &xfds);
6858 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
6859 qemu_get_clock(vm_clock));
6860 /* run dma transfers, if any */
6864 /* real time timers */
6865 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
6866 qemu_get_clock(rt_clock));
6868 /* Check bottom-halves last in case any of the earlier events triggered
6874 static CPUState *cur_cpu;
6879 #ifdef CONFIG_PROFILER
6884 cur_cpu = first_cpu;
6891 env = env->next_cpu;
6894 #ifdef CONFIG_PROFILER
6895 ti = profile_getclock();
6897 ret = cpu_exec(env);
6898 #ifdef CONFIG_PROFILER
6899 qemu_time += profile_getclock() - ti;
6901 if (ret == EXCP_HLT) {
6902 /* Give the next CPU a chance to run. */
6906 if (ret != EXCP_HALTED)
6908 /* all CPUs are halted ? */
6914 if (shutdown_requested) {
6915 ret = EXCP_INTERRUPT;
6918 if (reset_requested) {
6919 reset_requested = 0;
6920 qemu_system_reset();
6921 ret = EXCP_INTERRUPT;
6923 if (powerdown_requested) {
6924 powerdown_requested = 0;
6925 qemu_system_powerdown();
6926 ret = EXCP_INTERRUPT;
6928 if (ret == EXCP_DEBUG) {
6929 vm_stop(EXCP_DEBUG);
6931 /* If all cpus are halted then wait until the next IRQ */
6932 /* XXX: use timeout computed from timers */
6933 if (ret == EXCP_HALTED)
6940 #ifdef CONFIG_PROFILER
6941 ti = profile_getclock();
6943 main_loop_wait(timeout);
6944 #ifdef CONFIG_PROFILER
6945 dev_time += profile_getclock() - ti;
6948 cpu_disable_ticks();
6952 static void help(int exitcode)
6954 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
6955 "usage: %s [options] [disk_image]\n"
6957 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6959 "Standard options:\n"
6960 "-M machine select emulated machine (-M ? for list)\n"
6961 "-cpu cpu select CPU (-cpu ? for list)\n"
6962 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6963 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6964 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6965 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6966 "-mtdblock file use 'file' as on-board Flash memory image\n"
6967 "-sd file use 'file' as SecureDigital card image\n"
6968 "-pflash file use 'file' as a parallel flash image\n"
6969 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6970 "-snapshot write to temporary files instead of disk image files\n"
6972 "-no-frame open SDL window without a frame and window decorations\n"
6973 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
6974 "-no-quit disable SDL window close capability\n"
6977 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6979 "-m megs set virtual RAM size to megs MB [default=%d]\n"
6980 "-smp n set the number of CPUs to 'n' [default=1]\n"
6981 "-nographic disable graphical output and redirect serial I/Os to console\n"
6982 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
6984 "-k language use keyboard layout (for example \"fr\" for French)\n"
6987 "-audio-help print list of audio drivers and their options\n"
6988 "-soundhw c1,... enable audio support\n"
6989 " and only specified sound cards (comma separated list)\n"
6990 " use -soundhw ? to get the list of supported cards\n"
6991 " use -soundhw all to enable all of them\n"
6993 "-localtime set the real time clock to local time [default=utc]\n"
6994 "-full-screen start in full screen\n"
6996 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6998 "-usb enable the USB driver (will be the default soon)\n"
6999 "-usbdevice name add the host or guest USB device 'name'\n"
7000 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7001 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7003 "-name string set the name of the guest\n"
7005 "Network options:\n"
7006 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7007 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7009 "-net user[,vlan=n][,hostname=host]\n"
7010 " connect the user mode network stack to VLAN 'n' and send\n"
7011 " hostname 'host' to DHCP clients\n"
7014 "-net tap[,vlan=n],ifname=name\n"
7015 " connect the host TAP network interface to VLAN 'n'\n"
7017 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
7018 " connect the host TAP network interface to VLAN 'n' and use\n"
7019 " the network script 'file' (default=%s);\n"
7020 " use 'script=no' to disable script execution;\n"
7021 " use 'fd=h' to connect to an already opened TAP interface\n"
7023 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7024 " connect the vlan 'n' to another VLAN using a socket connection\n"
7025 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7026 " connect the vlan 'n' to multicast maddr and port\n"
7027 "-net none use it alone to have zero network devices; if no -net option\n"
7028 " is provided, the default is '-net nic -net user'\n"
7031 "-tftp dir allow tftp access to files in dir [-net user]\n"
7032 "-bootp file advertise file in BOOTP replies\n"
7034 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7036 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7037 " redirect TCP or UDP connections from host to guest [-net user]\n"
7040 "Linux boot specific:\n"
7041 "-kernel bzImage use 'bzImage' as kernel image\n"
7042 "-append cmdline use 'cmdline' as kernel command line\n"
7043 "-initrd file use 'file' as initial ram disk\n"
7045 "Debug/Expert options:\n"
7046 "-monitor dev redirect the monitor to char device 'dev'\n"
7047 "-serial dev redirect the serial port to char device 'dev'\n"
7048 "-parallel dev redirect the parallel port to char device 'dev'\n"
7049 "-pidfile file Write PID to 'file'\n"
7050 "-S freeze CPU at startup (use 'c' to start execution)\n"
7051 "-s wait gdb connection to port\n"
7052 "-p port set gdb connection port [default=%s]\n"
7053 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7054 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7055 " translation (t=none or lba) (usually qemu can guess them)\n"
7056 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7058 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7059 "-no-kqemu disable KQEMU kernel module usage\n"
7061 #ifdef USE_CODE_COPY
7062 "-no-code-copy disable code copy acceleration\n"
7065 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7066 " (default is CL-GD5446 PCI VGA)\n"
7067 "-no-acpi disable ACPI\n"
7069 "-no-reboot exit instead of rebooting\n"
7070 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7071 "-vnc display start a VNC server on display\n"
7073 "-daemonize daemonize QEMU after initializing\n"
7075 "-option-rom rom load a file, rom, into the option ROM space\n"
7077 "-prom-env variable=value set OpenBIOS nvram variables\n"
7079 "-clock force the use of the given methods for timer alarm.\n"
7080 " To see what timers are available use -clock help\n"
7082 "During emulation, the following keys are useful:\n"
7083 "ctrl-alt-f toggle full screen\n"
7084 "ctrl-alt-n switch to virtual console 'n'\n"
7085 "ctrl-alt toggle mouse and keyboard grab\n"
7087 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7092 DEFAULT_NETWORK_SCRIPT,
7094 DEFAULT_GDBSTUB_PORT,
7099 #define HAS_ARG 0x0001
7113 QEMU_OPTION_mtdblock,
7117 QEMU_OPTION_snapshot,
7119 QEMU_OPTION_no_fd_bootchk,
7122 QEMU_OPTION_nographic,
7123 QEMU_OPTION_portrait,
7125 QEMU_OPTION_audio_help,
7126 QEMU_OPTION_soundhw,
7145 QEMU_OPTION_no_code_copy,
7147 QEMU_OPTION_localtime,
7148 QEMU_OPTION_cirrusvga,
7151 QEMU_OPTION_std_vga,
7153 QEMU_OPTION_monitor,
7155 QEMU_OPTION_parallel,
7157 QEMU_OPTION_full_screen,
7158 QEMU_OPTION_no_frame,
7159 QEMU_OPTION_alt_grab,
7160 QEMU_OPTION_no_quit,
7161 QEMU_OPTION_pidfile,
7162 QEMU_OPTION_no_kqemu,
7163 QEMU_OPTION_kernel_kqemu,
7164 QEMU_OPTION_win2k_hack,
7166 QEMU_OPTION_usbdevice,
7169 QEMU_OPTION_no_acpi,
7170 QEMU_OPTION_no_reboot,
7171 QEMU_OPTION_show_cursor,
7172 QEMU_OPTION_daemonize,
7173 QEMU_OPTION_option_rom,
7174 QEMU_OPTION_semihosting,
7176 QEMU_OPTION_prom_env,
7177 QEMU_OPTION_old_param,
7181 typedef struct QEMUOption {
7187 const QEMUOption qemu_options[] = {
7188 { "h", 0, QEMU_OPTION_h },
7189 { "help", 0, QEMU_OPTION_h },
7191 { "M", HAS_ARG, QEMU_OPTION_M },
7192 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
7193 { "fda", HAS_ARG, QEMU_OPTION_fda },
7194 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
7195 { "hda", HAS_ARG, QEMU_OPTION_hda },
7196 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
7197 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
7198 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
7199 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
7200 { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
7201 { "sd", HAS_ARG, QEMU_OPTION_sd },
7202 { "pflash", HAS_ARG, QEMU_OPTION_pflash },
7203 { "boot", HAS_ARG, QEMU_OPTION_boot },
7204 { "snapshot", 0, QEMU_OPTION_snapshot },
7206 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
7208 { "m", HAS_ARG, QEMU_OPTION_m },
7209 { "nographic", 0, QEMU_OPTION_nographic },
7210 { "portrait", 0, QEMU_OPTION_portrait },
7211 { "k", HAS_ARG, QEMU_OPTION_k },
7213 { "audio-help", 0, QEMU_OPTION_audio_help },
7214 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
7217 { "net", HAS_ARG, QEMU_OPTION_net},
7219 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
7220 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
7222 { "smb", HAS_ARG, QEMU_OPTION_smb },
7224 { "redir", HAS_ARG, QEMU_OPTION_redir },
7227 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
7228 { "append", HAS_ARG, QEMU_OPTION_append },
7229 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
7231 { "S", 0, QEMU_OPTION_S },
7232 { "s", 0, QEMU_OPTION_s },
7233 { "p", HAS_ARG, QEMU_OPTION_p },
7234 { "d", HAS_ARG, QEMU_OPTION_d },
7235 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
7236 { "L", HAS_ARG, QEMU_OPTION_L },
7237 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
7239 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
7240 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
7242 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7243 { "g", 1, QEMU_OPTION_g },
7245 { "localtime", 0, QEMU_OPTION_localtime },
7246 { "std-vga", 0, QEMU_OPTION_std_vga },
7247 { "echr", HAS_ARG, QEMU_OPTION_echr },
7248 { "monitor", HAS_ARG, QEMU_OPTION_monitor },
7249 { "serial", HAS_ARG, QEMU_OPTION_serial },
7250 { "parallel", HAS_ARG, QEMU_OPTION_parallel },
7251 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
7252 { "full-screen", 0, QEMU_OPTION_full_screen },
7254 { "no-frame", 0, QEMU_OPTION_no_frame },
7255 { "alt-grab", 0, QEMU_OPTION_alt_grab },
7256 { "no-quit", 0, QEMU_OPTION_no_quit },
7258 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
7259 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
7260 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
7261 { "smp", HAS_ARG, QEMU_OPTION_smp },
7262 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
7264 /* temporary options */
7265 { "usb", 0, QEMU_OPTION_usb },
7266 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
7267 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
7268 { "no-acpi", 0, QEMU_OPTION_no_acpi },
7269 { "no-reboot", 0, QEMU_OPTION_no_reboot },
7270 { "show-cursor", 0, QEMU_OPTION_show_cursor },
7271 { "daemonize", 0, QEMU_OPTION_daemonize },
7272 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
7273 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7274 { "semihosting", 0, QEMU_OPTION_semihosting },
7276 { "name", HAS_ARG, QEMU_OPTION_name },
7277 #if defined(TARGET_SPARC)
7278 { "prom-env", HAS_ARG, QEMU_OPTION_prom_env },
7280 #if defined(TARGET_ARM)
7281 { "old-param", 0, QEMU_OPTION_old_param },
7283 { "clock", HAS_ARG, QEMU_OPTION_clock },
7287 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
7289 /* this stack is only used during signal handling */
7290 #define SIGNAL_STACK_SIZE 32768
7292 static uint8_t *signal_stack;
7296 /* password input */
7298 int qemu_key_check(BlockDriverState *bs, const char *name)
7303 if (!bdrv_is_encrypted(bs))
7306 term_printf("%s is encrypted.\n", name);
7307 for(i = 0; i < 3; i++) {
7308 monitor_readline("Password: ", 1, password, sizeof(password));
7309 if (bdrv_set_key(bs, password) == 0)
7311 term_printf("invalid password\n");
7316 static BlockDriverState *get_bdrv(int index)
7318 BlockDriverState *bs;
7321 bs = bs_table[index];
7322 } else if (index < 6) {
7323 bs = fd_table[index - 4];
7330 static void read_passwords(void)
7332 BlockDriverState *bs;
7335 for(i = 0; i < 6; i++) {
7338 qemu_key_check(bs, bdrv_get_device_name(bs));
7342 /* XXX: currently we cannot use simultaneously different CPUs */
7343 void register_machines(void)
7345 #if defined(TARGET_I386)
7346 qemu_register_machine(&pc_machine);
7347 qemu_register_machine(&isapc_machine);
7348 #elif defined(TARGET_PPC)
7349 qemu_register_machine(&heathrow_machine);
7350 qemu_register_machine(&core99_machine);
7351 qemu_register_machine(&prep_machine);
7352 qemu_register_machine(&ref405ep_machine);
7353 qemu_register_machine(&taihu_machine);
7354 #elif defined(TARGET_MIPS)
7355 qemu_register_machine(&mips_machine);
7356 qemu_register_machine(&mips_malta_machine);
7357 qemu_register_machine(&mips_pica61_machine);
7358 #elif defined(TARGET_SPARC)
7359 #ifdef TARGET_SPARC64
7360 qemu_register_machine(&sun4u_machine);
7362 qemu_register_machine(&ss5_machine);
7363 qemu_register_machine(&ss10_machine);
7365 #elif defined(TARGET_ARM)
7366 qemu_register_machine(&integratorcp_machine);
7367 qemu_register_machine(&versatilepb_machine);
7368 qemu_register_machine(&versatileab_machine);
7369 qemu_register_machine(&realview_machine);
7370 qemu_register_machine(&akitapda_machine);
7371 qemu_register_machine(&spitzpda_machine);
7372 qemu_register_machine(&borzoipda_machine);
7373 qemu_register_machine(&terrierpda_machine);
7374 qemu_register_machine(&palmte_machine);
7375 #elif defined(TARGET_SH4)
7376 qemu_register_machine(&shix_machine);
7377 #elif defined(TARGET_ALPHA)
7379 #elif defined(TARGET_M68K)
7380 qemu_register_machine(&mcf5208evb_machine);
7381 qemu_register_machine(&an5206_machine);
7383 #error unsupported CPU
7388 struct soundhw soundhw[] = {
7389 #ifdef HAS_AUDIO_CHOICE
7396 { .init_isa = pcspk_audio_init }
7401 "Creative Sound Blaster 16",
7404 { .init_isa = SB16_init }
7411 "Yamaha YMF262 (OPL3)",
7413 "Yamaha YM3812 (OPL2)",
7417 { .init_isa = Adlib_init }
7424 "Gravis Ultrasound GF1",
7427 { .init_isa = GUS_init }
7433 "ENSONIQ AudioPCI ES1370",
7436 { .init_pci = es1370_init }
7440 { NULL, NULL, 0, 0, { NULL } }
7443 static void select_soundhw (const char *optarg)
7447 if (*optarg == '?') {
7450 printf ("Valid sound card names (comma separated):\n");
7451 for (c = soundhw; c->name; ++c) {
7452 printf ("%-11s %s\n", c->name, c->descr);
7454 printf ("\n-soundhw all will enable all of the above\n");
7455 exit (*optarg != '?');
7463 if (!strcmp (optarg, "all")) {
7464 for (c = soundhw; c->name; ++c) {
7472 e = strchr (p, ',');
7473 l = !e ? strlen (p) : (size_t) (e - p);
7475 for (c = soundhw; c->name; ++c) {
7476 if (!strncmp (c->name, p, l)) {
7485 "Unknown sound card name (too big to show)\n");
7488 fprintf (stderr, "Unknown sound card name `%.*s'\n",
7493 p += l + (e != NULL);
7497 goto show_valid_cards;
7503 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
7505 exit(STATUS_CONTROL_C_EXIT);
7510 #define MAX_NET_CLIENTS 32
7512 int main(int argc, char **argv)
7514 #ifdef CONFIG_GDBSTUB
7516 const char *gdbstub_port;
7518 int i, cdrom_index, pflash_index;
7519 int snapshot, linux_boot;
7520 const char *initrd_filename;
7521 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
7522 const char *pflash_filename[MAX_PFLASH];
7523 const char *sd_filename;
7524 const char *mtd_filename;
7525 const char *kernel_filename, *kernel_cmdline;
7526 DisplayState *ds = &display_state;
7527 int cyls, heads, secs, translation;
7528 char net_clients[MAX_NET_CLIENTS][256];
7531 const char *r, *optarg;
7532 CharDriverState *monitor_hd;
7533 char monitor_device[128];
7534 char serial_devices[MAX_SERIAL_PORTS][128];
7535 int serial_device_index;
7536 char parallel_devices[MAX_PARALLEL_PORTS][128];
7537 int parallel_device_index;
7538 const char *loadvm = NULL;
7539 QEMUMachine *machine;
7540 const char *cpu_model;
7541 char usb_devices[MAX_USB_CMDLINE][128];
7542 int usb_devices_index;
7544 const char *pid_file = NULL;
7547 LIST_INIT (&vm_change_state_head);
7550 struct sigaction act;
7551 sigfillset(&act.sa_mask);
7553 act.sa_handler = SIG_IGN;
7554 sigaction(SIGPIPE, &act, NULL);
7557 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
7558 /* Note: cpu_interrupt() is currently not SMP safe, so we force
7559 QEMU to run on a single CPU */
7564 h = GetCurrentProcess();
7565 if (GetProcessAffinityMask(h, &mask, &smask)) {
7566 for(i = 0; i < 32; i++) {
7567 if (mask & (1 << i))
7572 SetProcessAffinityMask(h, mask);
7578 register_machines();
7579 machine = first_machine;
7581 initrd_filename = NULL;
7582 for(i = 0; i < MAX_FD; i++)
7583 fd_filename[i] = NULL;
7584 for(i = 0; i < MAX_DISKS; i++)
7585 hd_filename[i] = NULL;
7586 for(i = 0; i < MAX_PFLASH; i++)
7587 pflash_filename[i] = NULL;
7590 mtd_filename = NULL;
7591 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
7592 vga_ram_size = VGA_RAM_SIZE;
7593 #ifdef CONFIG_GDBSTUB
7595 gdbstub_port = DEFAULT_GDBSTUB_PORT;
7599 kernel_filename = NULL;
7600 kernel_cmdline = "";
7606 cyls = heads = secs = 0;
7607 translation = BIOS_ATA_TRANSLATION_AUTO;
7608 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
7610 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
7611 for(i = 1; i < MAX_SERIAL_PORTS; i++)
7612 serial_devices[i][0] = '\0';
7613 serial_device_index = 0;
7615 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
7616 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
7617 parallel_devices[i][0] = '\0';
7618 parallel_device_index = 0;
7620 usb_devices_index = 0;
7625 /* default mac address of the first network interface */
7633 hd_filename[0] = argv[optind++];
7635 const QEMUOption *popt;
7638 /* Treat --foo the same as -foo. */
7641 popt = qemu_options;
7644 fprintf(stderr, "%s: invalid option -- '%s'\n",
7648 if (!strcmp(popt->name, r + 1))
7652 if (popt->flags & HAS_ARG) {
7653 if (optind >= argc) {
7654 fprintf(stderr, "%s: option '%s' requires an argument\n",
7658 optarg = argv[optind++];
7663 switch(popt->index) {
7665 machine = find_machine(optarg);
7668 printf("Supported machines are:\n");
7669 for(m = first_machine; m != NULL; m = m->next) {
7670 printf("%-10s %s%s\n",
7672 m == first_machine ? " (default)" : "");
7674 exit(*optarg != '?');
7677 case QEMU_OPTION_cpu:
7678 /* hw initialization will check this */
7679 if (*optarg == '?') {
7680 #if defined(TARGET_PPC)
7681 ppc_cpu_list(stdout, &fprintf);
7682 #elif defined(TARGET_ARM)
7684 #elif defined(TARGET_MIPS)
7685 mips_cpu_list(stdout, &fprintf);
7686 #elif defined(TARGET_SPARC)
7687 sparc_cpu_list(stdout, &fprintf);
7694 case QEMU_OPTION_initrd:
7695 initrd_filename = optarg;
7697 case QEMU_OPTION_hda:
7698 case QEMU_OPTION_hdb:
7699 case QEMU_OPTION_hdc:
7700 case QEMU_OPTION_hdd:
7703 hd_index = popt->index - QEMU_OPTION_hda;
7704 hd_filename[hd_index] = optarg;
7705 if (hd_index == cdrom_index)
7709 case QEMU_OPTION_mtdblock:
7710 mtd_filename = optarg;
7712 case QEMU_OPTION_sd:
7713 sd_filename = optarg;
7715 case QEMU_OPTION_pflash:
7716 if (pflash_index >= MAX_PFLASH) {
7717 fprintf(stderr, "qemu: too many parallel flash images\n");
7720 pflash_filename[pflash_index++] = optarg;
7722 case QEMU_OPTION_snapshot:
7725 case QEMU_OPTION_hdachs:
7729 cyls = strtol(p, (char **)&p, 0);
7730 if (cyls < 1 || cyls > 16383)
7735 heads = strtol(p, (char **)&p, 0);
7736 if (heads < 1 || heads > 16)
7741 secs = strtol(p, (char **)&p, 0);
7742 if (secs < 1 || secs > 63)
7746 if (!strcmp(p, "none"))
7747 translation = BIOS_ATA_TRANSLATION_NONE;
7748 else if (!strcmp(p, "lba"))
7749 translation = BIOS_ATA_TRANSLATION_LBA;
7750 else if (!strcmp(p, "auto"))
7751 translation = BIOS_ATA_TRANSLATION_AUTO;
7754 } else if (*p != '\0') {
7756 fprintf(stderr, "qemu: invalid physical CHS format\n");
7761 case QEMU_OPTION_nographic:
7762 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
7763 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
7764 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
7767 case QEMU_OPTION_portrait:
7770 case QEMU_OPTION_kernel:
7771 kernel_filename = optarg;
7773 case QEMU_OPTION_append:
7774 kernel_cmdline = optarg;
7776 case QEMU_OPTION_cdrom:
7777 if (cdrom_index >= 0) {
7778 hd_filename[cdrom_index] = optarg;
7781 case QEMU_OPTION_boot:
7782 boot_device = optarg[0];
7783 if (boot_device != 'a' &&
7784 #if defined(TARGET_SPARC) || defined(TARGET_I386)
7786 boot_device != 'n' &&
7788 boot_device != 'c' && boot_device != 'd') {
7789 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
7793 case QEMU_OPTION_fda:
7794 fd_filename[0] = optarg;
7796 case QEMU_OPTION_fdb:
7797 fd_filename[1] = optarg;
7800 case QEMU_OPTION_no_fd_bootchk:
7804 case QEMU_OPTION_no_code_copy:
7805 code_copy_enabled = 0;
7807 case QEMU_OPTION_net:
7808 if (nb_net_clients >= MAX_NET_CLIENTS) {
7809 fprintf(stderr, "qemu: too many network clients\n");
7812 pstrcpy(net_clients[nb_net_clients],
7813 sizeof(net_clients[0]),
7818 case QEMU_OPTION_tftp:
7819 tftp_prefix = optarg;
7821 case QEMU_OPTION_bootp:
7822 bootp_filename = optarg;
7825 case QEMU_OPTION_smb:
7826 net_slirp_smb(optarg);
7829 case QEMU_OPTION_redir:
7830 net_slirp_redir(optarg);
7834 case QEMU_OPTION_audio_help:
7838 case QEMU_OPTION_soundhw:
7839 select_soundhw (optarg);
7846 ram_size = atoi(optarg) * 1024 * 1024;
7849 if (ram_size > PHYS_RAM_MAX_SIZE) {
7850 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
7851 PHYS_RAM_MAX_SIZE / (1024 * 1024));
7860 mask = cpu_str_to_log_mask(optarg);
7862 printf("Log items (comma separated):\n");
7863 for(item = cpu_log_items; item->mask != 0; item++) {
7864 printf("%-10s %s\n", item->name, item->help);
7871 #ifdef CONFIG_GDBSTUB
7876 gdbstub_port = optarg;
7886 keyboard_layout = optarg;
7888 case QEMU_OPTION_localtime:
7891 case QEMU_OPTION_cirrusvga:
7892 cirrus_vga_enabled = 1;
7895 case QEMU_OPTION_vmsvga:
7896 cirrus_vga_enabled = 0;
7899 case QEMU_OPTION_std_vga:
7900 cirrus_vga_enabled = 0;
7908 w = strtol(p, (char **)&p, 10);
7911 fprintf(stderr, "qemu: invalid resolution or depth\n");
7917 h = strtol(p, (char **)&p, 10);
7922 depth = strtol(p, (char **)&p, 10);
7923 if (depth != 8 && depth != 15 && depth != 16 &&
7924 depth != 24 && depth != 32)
7926 } else if (*p == '\0') {
7927 depth = graphic_depth;
7934 graphic_depth = depth;
7937 case QEMU_OPTION_echr:
7940 term_escape_char = strtol(optarg, &r, 0);
7942 printf("Bad argument to echr\n");
7945 case QEMU_OPTION_monitor:
7946 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
7948 case QEMU_OPTION_serial:
7949 if (serial_device_index >= MAX_SERIAL_PORTS) {
7950 fprintf(stderr, "qemu: too many serial ports\n");
7953 pstrcpy(serial_devices[serial_device_index],
7954 sizeof(serial_devices[0]), optarg);
7955 serial_device_index++;
7957 case QEMU_OPTION_parallel:
7958 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
7959 fprintf(stderr, "qemu: too many parallel ports\n");
7962 pstrcpy(parallel_devices[parallel_device_index],
7963 sizeof(parallel_devices[0]), optarg);
7964 parallel_device_index++;
7966 case QEMU_OPTION_loadvm:
7969 case QEMU_OPTION_full_screen:
7973 case QEMU_OPTION_no_frame:
7976 case QEMU_OPTION_alt_grab:
7979 case QEMU_OPTION_no_quit:
7983 case QEMU_OPTION_pidfile:
7987 case QEMU_OPTION_win2k_hack:
7988 win2k_install_hack = 1;
7992 case QEMU_OPTION_no_kqemu:
7995 case QEMU_OPTION_kernel_kqemu:
7999 case QEMU_OPTION_usb:
8002 case QEMU_OPTION_usbdevice:
8004 if (usb_devices_index >= MAX_USB_CMDLINE) {
8005 fprintf(stderr, "Too many USB devices\n");
8008 pstrcpy(usb_devices[usb_devices_index],
8009 sizeof(usb_devices[usb_devices_index]),
8011 usb_devices_index++;
8013 case QEMU_OPTION_smp:
8014 smp_cpus = atoi(optarg);
8015 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
8016 fprintf(stderr, "Invalid number of CPUs\n");
8020 case QEMU_OPTION_vnc:
8021 vnc_display = optarg;
8023 case QEMU_OPTION_no_acpi:
8026 case QEMU_OPTION_no_reboot:
8029 case QEMU_OPTION_show_cursor:
8032 case QEMU_OPTION_daemonize:
8035 case QEMU_OPTION_option_rom:
8036 if (nb_option_roms >= MAX_OPTION_ROMS) {
8037 fprintf(stderr, "Too many option ROMs\n");
8040 option_rom[nb_option_roms] = optarg;
8043 case QEMU_OPTION_semihosting:
8044 semihosting_enabled = 1;
8046 case QEMU_OPTION_name:
8050 case QEMU_OPTION_prom_env:
8051 if (nb_prom_envs >= MAX_PROM_ENVS) {
8052 fprintf(stderr, "Too many prom variables\n");
8055 prom_envs[nb_prom_envs] = optarg;
8060 case QEMU_OPTION_old_param:
8063 case QEMU_OPTION_clock:
8064 configure_alarms(optarg);
8071 if (daemonize && !nographic && vnc_display == NULL) {
8072 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
8079 if (pipe(fds) == -1)
8090 len = read(fds[0], &status, 1);
8091 if (len == -1 && (errno == EINTR))
8096 else if (status == 1) {
8097 fprintf(stderr, "Could not acquire pidfile\n");
8115 signal(SIGTSTP, SIG_IGN);
8116 signal(SIGTTOU, SIG_IGN);
8117 signal(SIGTTIN, SIG_IGN);
8121 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
8124 write(fds[1], &status, 1);
8126 fprintf(stderr, "Could not acquire pid file\n");
8134 linux_boot = (kernel_filename != NULL);
8137 boot_device != 'n' &&
8138 hd_filename[0] == '\0' &&
8139 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
8140 fd_filename[0] == '\0')
8143 /* boot to floppy or the default cd if no hard disk defined yet */
8144 if (hd_filename[0] == '\0' && boot_device == 'c') {
8145 if (fd_filename[0] != '\0')
8151 setvbuf(stdout, NULL, _IOLBF, 0);
8161 /* init network clients */
8162 if (nb_net_clients == 0) {
8163 /* if no clients, we use a default config */
8164 pstrcpy(net_clients[0], sizeof(net_clients[0]),
8166 pstrcpy(net_clients[1], sizeof(net_clients[0]),
8171 for(i = 0;i < nb_net_clients; i++) {
8172 if (net_client_init(net_clients[i]) < 0)
8175 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8176 if (vlan->nb_guest_devs == 0 && vlan->nb_host_devs == 0)
8178 if (vlan->nb_guest_devs == 0) {
8179 fprintf(stderr, "Invalid vlan (%d) with no nics\n", vlan->id);
8182 if (vlan->nb_host_devs == 0)
8184 "Warning: vlan %d is not connected to host network\n",
8189 if (boot_device == 'n') {
8190 for (i = 0; i < nb_nics; i++) {
8191 const char *model = nd_table[i].model;
8195 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
8196 if (get_image_size(buf) > 0) {
8197 option_rom[nb_option_roms] = strdup(buf);
8203 fprintf(stderr, "No valid PXE rom found for network device\n");
8206 boot_device = 'c'; /* to prevent confusion by the BIOS */
8210 /* init the memory */
8211 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
8213 phys_ram_base = qemu_vmalloc(phys_ram_size);
8214 if (!phys_ram_base) {
8215 fprintf(stderr, "Could not allocate physical memory\n");
8219 /* we always create the cdrom drive, even if no disk is there */
8221 if (cdrom_index >= 0) {
8222 bs_table[cdrom_index] = bdrv_new("cdrom");
8223 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
8226 /* open the virtual block devices */
8227 for(i = 0; i < MAX_DISKS; i++) {
8228 if (hd_filename[i]) {
8231 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
8232 bs_table[i] = bdrv_new(buf);
8234 if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8235 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
8239 if (i == 0 && cyls != 0) {
8240 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
8241 bdrv_set_translation_hint(bs_table[i], translation);
8246 /* we always create at least one floppy disk */
8247 fd_table[0] = bdrv_new("fda");
8248 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
8250 for(i = 0; i < MAX_FD; i++) {
8251 if (fd_filename[i]) {
8254 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
8255 fd_table[i] = bdrv_new(buf);
8256 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
8258 if (fd_filename[i][0] != '\0') {
8259 if (bdrv_open(fd_table[i], fd_filename[i],
8260 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8261 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
8269 /* Open the virtual parallel flash block devices */
8270 for(i = 0; i < MAX_PFLASH; i++) {
8271 if (pflash_filename[i]) {
8272 if (!pflash_table[i]) {
8274 snprintf(buf, sizeof(buf), "fl%c", i + 'a');
8275 pflash_table[i] = bdrv_new(buf);
8277 if (bdrv_open(pflash_table[i], pflash_filename[i],
8278 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8279 fprintf(stderr, "qemu: could not open flash image '%s'\n",
8280 pflash_filename[i]);
8286 sd_bdrv = bdrv_new ("sd");
8287 /* FIXME: This isn't really a floppy, but it's a reasonable
8289 bdrv_set_type_hint(sd_bdrv, BDRV_TYPE_FLOPPY);
8291 if (bdrv_open(sd_bdrv, sd_filename,
8292 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8293 fprintf(stderr, "qemu: could not open SD card image %s\n",
8296 qemu_key_check(sd_bdrv, sd_filename);
8300 mtd_bdrv = bdrv_new ("mtd");
8301 if (bdrv_open(mtd_bdrv, mtd_filename,
8302 snapshot ? BDRV_O_SNAPSHOT : 0) < 0 ||
8303 qemu_key_check(mtd_bdrv, mtd_filename)) {
8304 fprintf(stderr, "qemu: could not open Flash image %s\n",
8306 bdrv_delete(mtd_bdrv);
8311 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
8312 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
8317 memset(&display_state, 0, sizeof(display_state));
8319 /* nearly nothing to do */
8320 dumb_display_init(ds);
8321 } else if (vnc_display != NULL) {
8322 vnc_display_init(ds);
8323 if (vnc_display_open(ds, vnc_display) < 0)
8326 #if defined(CONFIG_SDL)
8327 sdl_display_init(ds, full_screen, no_frame);
8328 #elif defined(CONFIG_COCOA)
8329 cocoa_display_init(ds, full_screen);
8333 /* Maintain compatibility with multiple stdio monitors */
8334 if (!strcmp(monitor_device,"stdio")) {
8335 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
8336 if (!strcmp(serial_devices[i],"mon:stdio")) {
8337 monitor_device[0] = '\0';
8339 } else if (!strcmp(serial_devices[i],"stdio")) {
8340 monitor_device[0] = '\0';
8341 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
8346 if (monitor_device[0] != '\0') {
8347 monitor_hd = qemu_chr_open(monitor_device);
8349 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
8352 monitor_init(monitor_hd, !nographic);
8355 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
8356 const char *devname = serial_devices[i];
8357 if (devname[0] != '\0' && strcmp(devname, "none")) {
8358 serial_hds[i] = qemu_chr_open(devname);
8359 if (!serial_hds[i]) {
8360 fprintf(stderr, "qemu: could not open serial device '%s'\n",
8364 if (strstart(devname, "vc", 0))
8365 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
8369 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
8370 const char *devname = parallel_devices[i];
8371 if (devname[0] != '\0' && strcmp(devname, "none")) {
8372 parallel_hds[i] = qemu_chr_open(devname);
8373 if (!parallel_hds[i]) {
8374 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
8378 if (strstart(devname, "vc", 0))
8379 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
8383 machine->init(ram_size, vga_ram_size, boot_device,
8384 ds, fd_filename, snapshot,
8385 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
8387 /* init USB devices */
8389 for(i = 0; i < usb_devices_index; i++) {
8390 if (usb_device_add(usb_devices[i]) < 0) {
8391 fprintf(stderr, "Warning: could not add USB device %s\n",
8397 if (display_state.dpy_refresh) {
8398 display_state.gui_timer = qemu_new_timer(rt_clock, gui_update, &display_state);
8399 qemu_mod_timer(display_state.gui_timer, qemu_get_clock(rt_clock));
8402 #ifdef CONFIG_GDBSTUB
8404 /* XXX: use standard host:port notation and modify options
8406 if (gdbserver_start(gdbstub_port) < 0) {
8407 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
8418 /* XXX: simplify init */
8431 len = write(fds[1], &status, 1);
8432 if (len == -1 && (errno == EINTR))
8438 TFR(fd = open("/dev/null", O_RDWR));