4 * Copyright (c) 2003-2007 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
35 #include <sys/times.h>
40 #include <sys/ioctl.h>
41 #include <sys/socket.h>
42 #include <netinet/in.h>
45 #include <sys/select.h>
46 #include <arpa/inet.h>
52 #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
53 #include <freebsd/stdlib.h>
57 #include <linux/if_tun.h>
60 #include <linux/rtc.h>
62 /* For the benefit of older linux systems which don't supply it,
63 we use a local copy of hpet.h. */
64 /* #include <linux/hpet.h> */
67 #include <linux/ppdev.h>
68 #include <linux/parport.h>
71 #include <sys/ethernet.h>
72 #include <sys/sockio.h>
73 #include <netinet/arp.h>
74 #include <netinet/in.h>
75 #include <netinet/in_systm.h>
76 #include <netinet/ip.h>
77 #include <netinet/ip_icmp.h> // must come after ip.h
78 #include <netinet/udp.h>
79 #include <netinet/tcp.h>
87 int inet_aton(const char *cp, struct in_addr *ia);
90 #if defined(CONFIG_SLIRP)
96 #include <sys/timeb.h>
98 #define getopt_long_only getopt_long
99 #define memalign(align, size) malloc(size)
102 #include "qemu_socket.h"
108 #endif /* CONFIG_SDL */
112 #define main qemu_main
113 #endif /* CONFIG_COCOA */
117 #include "exec-all.h"
119 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
120 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
122 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
124 #define SMBD_COMMAND "/usr/sbin/smbd"
127 //#define DEBUG_UNUSED_IOPORT
128 //#define DEBUG_IOPORT
130 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
133 #define DEFAULT_RAM_SIZE 144
135 #define DEFAULT_RAM_SIZE 128
138 #define GUI_REFRESH_INTERVAL 30
140 /* Max number of USB devices that can be specified on the commandline. */
141 #define MAX_USB_CMDLINE 8
143 /* XXX: use a two level table to limit memory usage */
144 #define MAX_IOPORTS 65536
146 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
147 const char *bios_name = NULL;
148 char phys_ram_file[1024];
149 void *ioport_opaque[MAX_IOPORTS];
150 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
151 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
152 /* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
153 to store the VM snapshots */
154 BlockDriverState *bs_table[MAX_DISKS + 1], *fd_table[MAX_FD];
155 BlockDriverState *pflash_table[MAX_PFLASH];
156 BlockDriverState *sd_bdrv;
157 BlockDriverState *mtd_bdrv;
158 /* point to the block driver where the snapshots are managed */
159 BlockDriverState *bs_snapshots;
161 static DisplayState display_state;
163 const char* keyboard_layout = NULL;
164 int64_t ticks_per_sec;
166 int pit_min_timer_count = 0;
168 NICInfo nd_table[MAX_NICS];
171 int rtc_start_date = -1; /* -1 means now */
172 int cirrus_vga_enabled = 1;
173 int vmsvga_enabled = 0;
175 int graphic_width = 1024;
176 int graphic_height = 768;
177 int graphic_depth = 8;
179 int graphic_width = 800;
180 int graphic_height = 600;
181 int graphic_depth = 15;
186 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
187 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
189 int win2k_install_hack = 0;
192 static VLANState *first_vlan;
194 const char *vnc_display;
195 #if defined(TARGET_SPARC)
197 #elif defined(TARGET_I386)
202 int acpi_enabled = 1;
206 int graphic_rotate = 0;
208 const char *option_rom[MAX_OPTION_ROMS];
210 int semihosting_enabled = 0;
215 const char *qemu_name;
218 unsigned int nb_prom_envs = 0;
219 const char *prom_envs[MAX_PROM_ENVS];
222 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
224 /***********************************************************/
225 /* x86 ISA bus support */
227 target_phys_addr_t isa_mem_base = 0;
230 uint32_t default_ioport_readb(void *opaque, uint32_t address)
232 #ifdef DEBUG_UNUSED_IOPORT
233 fprintf(stderr, "unused inb: port=0x%04x\n", address);
238 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
240 #ifdef DEBUG_UNUSED_IOPORT
241 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
245 /* default is to make two byte accesses */
246 uint32_t default_ioport_readw(void *opaque, uint32_t address)
249 data = ioport_read_table[0][address](ioport_opaque[address], address);
250 address = (address + 1) & (MAX_IOPORTS - 1);
251 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
255 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
257 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
258 address = (address + 1) & (MAX_IOPORTS - 1);
259 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
262 uint32_t default_ioport_readl(void *opaque, uint32_t address)
264 #ifdef DEBUG_UNUSED_IOPORT
265 fprintf(stderr, "unused inl: port=0x%04x\n", address);
270 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
272 #ifdef DEBUG_UNUSED_IOPORT
273 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
277 void init_ioports(void)
281 for(i = 0; i < MAX_IOPORTS; i++) {
282 ioport_read_table[0][i] = default_ioport_readb;
283 ioport_write_table[0][i] = default_ioport_writeb;
284 ioport_read_table[1][i] = default_ioport_readw;
285 ioport_write_table[1][i] = default_ioport_writew;
286 ioport_read_table[2][i] = default_ioport_readl;
287 ioport_write_table[2][i] = default_ioport_writel;
291 /* size is the word size in byte */
292 int register_ioport_read(int start, int length, int size,
293 IOPortReadFunc *func, void *opaque)
299 } else if (size == 2) {
301 } else if (size == 4) {
304 hw_error("register_ioport_read: invalid size");
307 for(i = start; i < start + length; i += size) {
308 ioport_read_table[bsize][i] = func;
309 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
310 hw_error("register_ioport_read: invalid opaque");
311 ioport_opaque[i] = opaque;
316 /* size is the word size in byte */
317 int register_ioport_write(int start, int length, int size,
318 IOPortWriteFunc *func, void *opaque)
324 } else if (size == 2) {
326 } else if (size == 4) {
329 hw_error("register_ioport_write: invalid size");
332 for(i = start; i < start + length; i += size) {
333 ioport_write_table[bsize][i] = func;
334 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
335 hw_error("register_ioport_write: invalid opaque");
336 ioport_opaque[i] = opaque;
341 void isa_unassign_ioport(int start, int length)
345 for(i = start; i < start + length; i++) {
346 ioport_read_table[0][i] = default_ioport_readb;
347 ioport_read_table[1][i] = default_ioport_readw;
348 ioport_read_table[2][i] = default_ioport_readl;
350 ioport_write_table[0][i] = default_ioport_writeb;
351 ioport_write_table[1][i] = default_ioport_writew;
352 ioport_write_table[2][i] = default_ioport_writel;
356 /***********************************************************/
358 void cpu_outb(CPUState *env, int addr, int val)
361 if (loglevel & CPU_LOG_IOPORT)
362 fprintf(logfile, "outb: %04x %02x\n", addr, val);
364 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
367 env->last_io_time = cpu_get_time_fast();
371 void cpu_outw(CPUState *env, int addr, int val)
374 if (loglevel & CPU_LOG_IOPORT)
375 fprintf(logfile, "outw: %04x %04x\n", addr, val);
377 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
380 env->last_io_time = cpu_get_time_fast();
384 void cpu_outl(CPUState *env, int addr, int val)
387 if (loglevel & CPU_LOG_IOPORT)
388 fprintf(logfile, "outl: %04x %08x\n", addr, val);
390 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
393 env->last_io_time = cpu_get_time_fast();
397 int cpu_inb(CPUState *env, int addr)
400 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
402 if (loglevel & CPU_LOG_IOPORT)
403 fprintf(logfile, "inb : %04x %02x\n", addr, val);
407 env->last_io_time = cpu_get_time_fast();
412 int cpu_inw(CPUState *env, int addr)
415 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
417 if (loglevel & CPU_LOG_IOPORT)
418 fprintf(logfile, "inw : %04x %04x\n", addr, val);
422 env->last_io_time = cpu_get_time_fast();
427 int cpu_inl(CPUState *env, int addr)
430 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
432 if (loglevel & CPU_LOG_IOPORT)
433 fprintf(logfile, "inl : %04x %08x\n", addr, val);
437 env->last_io_time = cpu_get_time_fast();
442 /***********************************************************/
443 void hw_error(const char *fmt, ...)
449 fprintf(stderr, "qemu: hardware error: ");
450 vfprintf(stderr, fmt, ap);
451 fprintf(stderr, "\n");
452 for(env = first_cpu; env != NULL; env = env->next_cpu) {
453 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
455 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
457 cpu_dump_state(env, stderr, fprintf, 0);
464 /***********************************************************/
467 static QEMUPutKBDEvent *qemu_put_kbd_event;
468 static void *qemu_put_kbd_event_opaque;
469 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
470 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
472 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
474 qemu_put_kbd_event_opaque = opaque;
475 qemu_put_kbd_event = func;
478 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
479 void *opaque, int absolute,
482 QEMUPutMouseEntry *s, *cursor;
484 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
488 s->qemu_put_mouse_event = func;
489 s->qemu_put_mouse_event_opaque = opaque;
490 s->qemu_put_mouse_event_absolute = absolute;
491 s->qemu_put_mouse_event_name = qemu_strdup(name);
494 if (!qemu_put_mouse_event_head) {
495 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
499 cursor = qemu_put_mouse_event_head;
500 while (cursor->next != NULL)
501 cursor = cursor->next;
504 qemu_put_mouse_event_current = s;
509 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
511 QEMUPutMouseEntry *prev = NULL, *cursor;
513 if (!qemu_put_mouse_event_head || entry == NULL)
516 cursor = qemu_put_mouse_event_head;
517 while (cursor != NULL && cursor != entry) {
519 cursor = cursor->next;
522 if (cursor == NULL) // does not exist or list empty
524 else if (prev == NULL) { // entry is head
525 qemu_put_mouse_event_head = cursor->next;
526 if (qemu_put_mouse_event_current == entry)
527 qemu_put_mouse_event_current = cursor->next;
528 qemu_free(entry->qemu_put_mouse_event_name);
533 prev->next = entry->next;
535 if (qemu_put_mouse_event_current == entry)
536 qemu_put_mouse_event_current = prev;
538 qemu_free(entry->qemu_put_mouse_event_name);
542 void kbd_put_keycode(int keycode)
544 if (qemu_put_kbd_event) {
545 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
549 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
551 QEMUPutMouseEvent *mouse_event;
552 void *mouse_event_opaque;
555 if (!qemu_put_mouse_event_current) {
560 qemu_put_mouse_event_current->qemu_put_mouse_event;
562 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
565 if (graphic_rotate) {
566 if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
569 width = graphic_width;
570 mouse_event(mouse_event_opaque,
571 width - dy, dx, dz, buttons_state);
573 mouse_event(mouse_event_opaque,
574 dx, dy, dz, buttons_state);
578 int kbd_mouse_is_absolute(void)
580 if (!qemu_put_mouse_event_current)
583 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
586 void do_info_mice(void)
588 QEMUPutMouseEntry *cursor;
591 if (!qemu_put_mouse_event_head) {
592 term_printf("No mouse devices connected\n");
596 term_printf("Mouse devices available:\n");
597 cursor = qemu_put_mouse_event_head;
598 while (cursor != NULL) {
599 term_printf("%c Mouse #%d: %s\n",
600 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
601 index, cursor->qemu_put_mouse_event_name);
603 cursor = cursor->next;
607 void do_mouse_set(int index)
609 QEMUPutMouseEntry *cursor;
612 if (!qemu_put_mouse_event_head) {
613 term_printf("No mouse devices connected\n");
617 cursor = qemu_put_mouse_event_head;
618 while (cursor != NULL && index != i) {
620 cursor = cursor->next;
624 qemu_put_mouse_event_current = cursor;
626 term_printf("Mouse at given index not found\n");
629 /* compute with 96 bit intermediate result: (a*b)/c */
630 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
635 #ifdef WORDS_BIGENDIAN
645 rl = (uint64_t)u.l.low * (uint64_t)b;
646 rh = (uint64_t)u.l.high * (uint64_t)b;
649 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
653 /***********************************************************/
654 /* real time host monotonic timer */
656 #define QEMU_TIMER_BASE 1000000000LL
660 static int64_t clock_freq;
662 static void init_get_clock(void)
666 ret = QueryPerformanceFrequency(&freq);
668 fprintf(stderr, "Could not calibrate ticks\n");
671 clock_freq = freq.QuadPart;
674 static int64_t get_clock(void)
677 QueryPerformanceCounter(&ti);
678 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
683 static int use_rt_clock;
685 static void init_get_clock(void)
688 #if defined(__linux__)
691 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
698 static int64_t get_clock(void)
700 #if defined(__linux__)
703 clock_gettime(CLOCK_MONOTONIC, &ts);
704 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
708 /* XXX: using gettimeofday leads to problems if the date
709 changes, so it should be avoided. */
711 gettimeofday(&tv, NULL);
712 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
718 /***********************************************************/
719 /* guest cycle counter */
721 static int64_t cpu_ticks_prev;
722 static int64_t cpu_ticks_offset;
723 static int64_t cpu_clock_offset;
724 static int cpu_ticks_enabled;
726 /* return the host CPU cycle counter and handle stop/restart */
727 int64_t cpu_get_ticks(void)
729 if (!cpu_ticks_enabled) {
730 return cpu_ticks_offset;
733 ticks = cpu_get_real_ticks();
734 if (cpu_ticks_prev > ticks) {
735 /* Note: non increasing ticks may happen if the host uses
737 cpu_ticks_offset += cpu_ticks_prev - ticks;
739 cpu_ticks_prev = ticks;
740 return ticks + cpu_ticks_offset;
744 /* return the host CPU monotonic timer and handle stop/restart */
745 static int64_t cpu_get_clock(void)
748 if (!cpu_ticks_enabled) {
749 return cpu_clock_offset;
752 return ti + cpu_clock_offset;
756 /* enable cpu_get_ticks() */
757 void cpu_enable_ticks(void)
759 if (!cpu_ticks_enabled) {
760 cpu_ticks_offset -= cpu_get_real_ticks();
761 cpu_clock_offset -= get_clock();
762 cpu_ticks_enabled = 1;
766 /* disable cpu_get_ticks() : the clock is stopped. You must not call
767 cpu_get_ticks() after that. */
768 void cpu_disable_ticks(void)
770 if (cpu_ticks_enabled) {
771 cpu_ticks_offset = cpu_get_ticks();
772 cpu_clock_offset = cpu_get_clock();
773 cpu_ticks_enabled = 0;
777 /***********************************************************/
780 #define QEMU_TIMER_REALTIME 0
781 #define QEMU_TIMER_VIRTUAL 1
785 /* XXX: add frequency */
793 struct QEMUTimer *next;
796 struct qemu_alarm_timer {
800 int (*start)(struct qemu_alarm_timer *t);
801 void (*stop)(struct qemu_alarm_timer *t);
802 void (*rearm)(struct qemu_alarm_timer *t);
806 #define ALARM_FLAG_DYNTICKS 0x1
808 static inline int alarm_has_dynticks(struct qemu_alarm_timer *t)
810 return t->flags & ALARM_FLAG_DYNTICKS;
813 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t)
815 if (!alarm_has_dynticks(t))
821 /* TODO: MIN_TIMER_REARM_US should be optimized */
822 #define MIN_TIMER_REARM_US 250
824 static struct qemu_alarm_timer *alarm_timer;
828 struct qemu_alarm_win32 {
832 } alarm_win32_data = {0, NULL, -1};
834 static int win32_start_timer(struct qemu_alarm_timer *t);
835 static void win32_stop_timer(struct qemu_alarm_timer *t);
836 static void win32_rearm_timer(struct qemu_alarm_timer *t);
840 static int unix_start_timer(struct qemu_alarm_timer *t);
841 static void unix_stop_timer(struct qemu_alarm_timer *t);
845 static int dynticks_start_timer(struct qemu_alarm_timer *t);
846 static void dynticks_stop_timer(struct qemu_alarm_timer *t);
847 static void dynticks_rearm_timer(struct qemu_alarm_timer *t);
849 static int hpet_start_timer(struct qemu_alarm_timer *t);
850 static void hpet_stop_timer(struct qemu_alarm_timer *t);
852 static int rtc_start_timer(struct qemu_alarm_timer *t);
853 static void rtc_stop_timer(struct qemu_alarm_timer *t);
855 #endif /* __linux__ */
859 static struct qemu_alarm_timer alarm_timers[] = {
862 {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer,
863 dynticks_stop_timer, dynticks_rearm_timer, NULL},
864 /* HPET - if available - is preferred */
865 {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL},
866 /* ...otherwise try RTC */
867 {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL},
869 {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL},
871 {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer,
872 win32_stop_timer, win32_rearm_timer, &alarm_win32_data},
873 {"win32", 0, win32_start_timer,
874 win32_stop_timer, NULL, &alarm_win32_data},
879 static void show_available_alarms()
883 printf("Available alarm timers, in order of precedence:\n");
884 for (i = 0; alarm_timers[i].name; i++)
885 printf("%s\n", alarm_timers[i].name);
888 static void configure_alarms(char const *opt)
892 int count = (sizeof(alarm_timers) / sizeof(*alarm_timers)) - 1;
896 if (!strcmp(opt, "help")) {
897 show_available_alarms();
903 /* Reorder the array */
904 name = strtok(arg, ",");
906 struct qemu_alarm_timer tmp;
908 for (i = 0; i < count && alarm_timers[i].name; i++) {
909 if (!strcmp(alarm_timers[i].name, name))
914 fprintf(stderr, "Unknown clock %s\n", name);
923 tmp = alarm_timers[i];
924 alarm_timers[i] = alarm_timers[cur];
925 alarm_timers[cur] = tmp;
929 name = strtok(NULL, ",");
935 /* Disable remaining timers */
936 for (i = cur; i < count; i++)
937 alarm_timers[i].name = NULL;
941 show_available_alarms();
947 static QEMUTimer *active_timers[2];
949 QEMUClock *qemu_new_clock(int type)
952 clock = qemu_mallocz(sizeof(QEMUClock));
959 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
963 ts = qemu_mallocz(sizeof(QEMUTimer));
970 void qemu_free_timer(QEMUTimer *ts)
975 /* stop a timer, but do not dealloc it */
976 void qemu_del_timer(QEMUTimer *ts)
980 /* NOTE: this code must be signal safe because
981 qemu_timer_expired() can be called from a signal. */
982 pt = &active_timers[ts->clock->type];
995 /* modify the current timer so that it will be fired when current_time
996 >= expire_time. The corresponding callback will be called. */
997 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
1003 /* add the timer in the sorted list */
1004 /* NOTE: this code must be signal safe because
1005 qemu_timer_expired() can be called from a signal. */
1006 pt = &active_timers[ts->clock->type];
1011 if (t->expire_time > expire_time)
1015 ts->expire_time = expire_time;
1020 int qemu_timer_pending(QEMUTimer *ts)
1023 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
1030 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
1034 return (timer_head->expire_time <= current_time);
1037 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
1043 if (!ts || ts->expire_time > current_time)
1045 /* remove timer from the list before calling the callback */
1046 *ptimer_head = ts->next;
1049 /* run the callback (the timer list can be modified) */
1052 qemu_rearm_alarm_timer(alarm_timer);
1055 int64_t qemu_get_clock(QEMUClock *clock)
1057 switch(clock->type) {
1058 case QEMU_TIMER_REALTIME:
1059 return get_clock() / 1000000;
1061 case QEMU_TIMER_VIRTUAL:
1062 return cpu_get_clock();
1066 static void init_timers(void)
1069 ticks_per_sec = QEMU_TIMER_BASE;
1070 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
1071 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
1075 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
1077 uint64_t expire_time;
1079 if (qemu_timer_pending(ts)) {
1080 expire_time = ts->expire_time;
1084 qemu_put_be64(f, expire_time);
1087 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
1089 uint64_t expire_time;
1091 expire_time = qemu_get_be64(f);
1092 if (expire_time != -1) {
1093 qemu_mod_timer(ts, expire_time);
1099 static void timer_save(QEMUFile *f, void *opaque)
1101 if (cpu_ticks_enabled) {
1102 hw_error("cannot save state if virtual timers are running");
1104 qemu_put_be64s(f, &cpu_ticks_offset);
1105 qemu_put_be64s(f, &ticks_per_sec);
1106 qemu_put_be64s(f, &cpu_clock_offset);
1109 static int timer_load(QEMUFile *f, void *opaque, int version_id)
1111 if (version_id != 1 && version_id != 2)
1113 if (cpu_ticks_enabled) {
1116 qemu_get_be64s(f, &cpu_ticks_offset);
1117 qemu_get_be64s(f, &ticks_per_sec);
1118 if (version_id == 2) {
1119 qemu_get_be64s(f, &cpu_clock_offset);
1125 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
1126 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
1128 static void host_alarm_handler(int host_signum)
1132 #define DISP_FREQ 1000
1134 static int64_t delta_min = INT64_MAX;
1135 static int64_t delta_max, delta_cum, last_clock, delta, ti;
1137 ti = qemu_get_clock(vm_clock);
1138 if (last_clock != 0) {
1139 delta = ti - last_clock;
1140 if (delta < delta_min)
1142 if (delta > delta_max)
1145 if (++count == DISP_FREQ) {
1146 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
1147 muldiv64(delta_min, 1000000, ticks_per_sec),
1148 muldiv64(delta_max, 1000000, ticks_per_sec),
1149 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
1150 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
1152 delta_min = INT64_MAX;
1160 if (alarm_has_dynticks(alarm_timer) ||
1161 qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
1162 qemu_get_clock(vm_clock)) ||
1163 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
1164 qemu_get_clock(rt_clock))) {
1166 struct qemu_alarm_win32 *data = ((struct qemu_alarm_timer*)dwUser)->priv;
1167 SetEvent(data->host_alarm);
1169 CPUState *env = cpu_single_env;
1171 /* stop the currently executing cpu because a timer occured */
1172 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
1174 if (env->kqemu_enabled) {
1175 kqemu_cpu_interrupt(env);
1182 static uint64_t qemu_next_deadline(void)
1184 int64_t nearest_delta_us = INT64_MAX;
1187 if (active_timers[QEMU_TIMER_REALTIME])
1188 nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
1189 qemu_get_clock(rt_clock))*1000;
1191 if (active_timers[QEMU_TIMER_VIRTUAL]) {
1193 vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
1194 qemu_get_clock(vm_clock)+999)/1000;
1195 if (vmdelta_us < nearest_delta_us)
1196 nearest_delta_us = vmdelta_us;
1199 /* Avoid arming the timer to negative, zero, or too low values */
1200 if (nearest_delta_us <= MIN_TIMER_REARM_US)
1201 nearest_delta_us = MIN_TIMER_REARM_US;
1203 return nearest_delta_us;
1208 #if defined(__linux__)
1210 #define RTC_FREQ 1024
1212 static void enable_sigio_timer(int fd)
1214 struct sigaction act;
1217 sigfillset(&act.sa_mask);
1219 act.sa_handler = host_alarm_handler;
1221 sigaction(SIGIO, &act, NULL);
1222 fcntl(fd, F_SETFL, O_ASYNC);
1223 fcntl(fd, F_SETOWN, getpid());
1226 static int hpet_start_timer(struct qemu_alarm_timer *t)
1228 struct hpet_info info;
1231 fd = open("/dev/hpet", O_RDONLY);
1236 r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ);
1238 fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1239 "error, but for better emulation accuracy type:\n"
1240 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1244 /* Check capabilities */
1245 r = ioctl(fd, HPET_INFO, &info);
1249 /* Enable periodic mode */
1250 r = ioctl(fd, HPET_EPI, 0);
1251 if (info.hi_flags && (r < 0))
1254 /* Enable interrupt */
1255 r = ioctl(fd, HPET_IE_ON, 0);
1259 enable_sigio_timer(fd);
1260 t->priv = (void *)(long)fd;
1268 static void hpet_stop_timer(struct qemu_alarm_timer *t)
1270 int fd = (long)t->priv;
1275 static int rtc_start_timer(struct qemu_alarm_timer *t)
1279 TFR(rtc_fd = open("/dev/rtc", O_RDONLY));
1282 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1283 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1284 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1285 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1288 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1294 enable_sigio_timer(rtc_fd);
1296 t->priv = (void *)(long)rtc_fd;
1301 static void rtc_stop_timer(struct qemu_alarm_timer *t)
1303 int rtc_fd = (long)t->priv;
1308 static int dynticks_start_timer(struct qemu_alarm_timer *t)
1312 struct sigaction act;
1314 sigfillset(&act.sa_mask);
1316 act.sa_handler = host_alarm_handler;
1318 sigaction(SIGALRM, &act, NULL);
1320 ev.sigev_value.sival_int = 0;
1321 ev.sigev_notify = SIGEV_SIGNAL;
1322 ev.sigev_signo = SIGALRM;
1324 if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) {
1325 perror("timer_create");
1327 /* disable dynticks */
1328 fprintf(stderr, "Dynamic Ticks disabled\n");
1333 t->priv = (void *)host_timer;
1338 static void dynticks_stop_timer(struct qemu_alarm_timer *t)
1340 timer_t host_timer = (timer_t)t->priv;
1342 timer_delete(host_timer);
1345 static void dynticks_rearm_timer(struct qemu_alarm_timer *t)
1347 timer_t host_timer = (timer_t)t->priv;
1348 struct itimerspec timeout;
1349 int64_t nearest_delta_us = INT64_MAX;
1352 if (!active_timers[QEMU_TIMER_REALTIME] &&
1353 !active_timers[QEMU_TIMER_VIRTUAL])
1356 nearest_delta_us = qemu_next_deadline();
1358 /* check whether a timer is already running */
1359 if (timer_gettime(host_timer, &timeout)) {
1361 fprintf(stderr, "Internal timer error: aborting\n");
1364 current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000;
1365 if (current_us && current_us <= nearest_delta_us)
1368 timeout.it_interval.tv_sec = 0;
1369 timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */
1370 timeout.it_value.tv_sec = nearest_delta_us / 1000000;
1371 timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000;
1372 if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) {
1374 fprintf(stderr, "Internal timer error: aborting\n");
1379 #endif /* defined(__linux__) */
1381 static int unix_start_timer(struct qemu_alarm_timer *t)
1383 struct sigaction act;
1384 struct itimerval itv;
1388 sigfillset(&act.sa_mask);
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) */
3776 void do_info_slirp(void)
3781 #endif /* CONFIG_SLIRP */
3783 #if !defined(_WIN32)
3785 typedef struct TAPState {
3786 VLANClientState *vc;
3788 char down_script[1024];
3791 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3793 TAPState *s = opaque;
3796 ret = write(s->fd, buf, size);
3797 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3804 static void tap_send(void *opaque)
3806 TAPState *s = opaque;
3813 sbuf.maxlen = sizeof(buf);
3815 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3817 size = read(s->fd, buf, sizeof(buf));
3820 qemu_send_packet(s->vc, buf, size);
3826 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3830 s = qemu_mallocz(sizeof(TAPState));
3834 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3835 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3836 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3840 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3841 static int tap_open(char *ifname, int ifname_size)
3847 TFR(fd = open("/dev/tap", O_RDWR));
3849 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3854 dev = devname(s.st_rdev, S_IFCHR);
3855 pstrcpy(ifname, ifname_size, dev);
3857 fcntl(fd, F_SETFL, O_NONBLOCK);
3860 #elif defined(__sun__)
3861 #define TUNNEWPPA (('T'<<16) | 0x0001)
3863 * Allocate TAP device, returns opened fd.
3864 * Stores dev name in the first arg(must be large enough).
3866 int tap_alloc(char *dev)
3868 int tap_fd, if_fd, ppa = -1;
3869 static int ip_fd = 0;
3872 static int arp_fd = 0;
3873 int ip_muxid, arp_muxid;
3874 struct strioctl strioc_if, strioc_ppa;
3875 int link_type = I_PLINK;;
3877 char actual_name[32] = "";
3879 memset(&ifr, 0x0, sizeof(ifr));
3883 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3887 /* Check if IP device was opened */
3891 TFR(ip_fd = open("/dev/udp", O_RDWR, 0));
3893 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3897 TFR(tap_fd = open("/dev/tap", O_RDWR, 0));
3899 syslog(LOG_ERR, "Can't open /dev/tap");
3903 /* Assign a new PPA and get its unit number. */
3904 strioc_ppa.ic_cmd = TUNNEWPPA;
3905 strioc_ppa.ic_timout = 0;
3906 strioc_ppa.ic_len = sizeof(ppa);
3907 strioc_ppa.ic_dp = (char *)&ppa;
3908 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3909 syslog (LOG_ERR, "Can't assign new interface");
3911 TFR(if_fd = open("/dev/tap", O_RDWR, 0));
3913 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3916 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3917 syslog(LOG_ERR, "Can't push IP module");
3921 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
3922 syslog(LOG_ERR, "Can't get flags\n");
3924 snprintf (actual_name, 32, "tap%d", ppa);
3925 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3928 /* Assign ppa according to the unit number returned by tun device */
3930 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
3931 syslog (LOG_ERR, "Can't set PPA %d", ppa);
3932 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
3933 syslog (LOG_ERR, "Can't get flags\n");
3934 /* Push arp module to if_fd */
3935 if (ioctl (if_fd, I_PUSH, "arp") < 0)
3936 syslog (LOG_ERR, "Can't push ARP module (2)");
3938 /* Push arp module to ip_fd */
3939 if (ioctl (ip_fd, I_POP, NULL) < 0)
3940 syslog (LOG_ERR, "I_POP failed\n");
3941 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
3942 syslog (LOG_ERR, "Can't push ARP module (3)\n");
3944 TFR(arp_fd = open ("/dev/tap", O_RDWR, 0));
3946 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
3948 /* Set ifname to arp */
3949 strioc_if.ic_cmd = SIOCSLIFNAME;
3950 strioc_if.ic_timout = 0;
3951 strioc_if.ic_len = sizeof(ifr);
3952 strioc_if.ic_dp = (char *)𝔦
3953 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
3954 syslog (LOG_ERR, "Can't set ifname to arp\n");
3957 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
3958 syslog(LOG_ERR, "Can't link TAP device to IP");
3962 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
3963 syslog (LOG_ERR, "Can't link TAP device to ARP");
3967 memset(&ifr, 0x0, sizeof(ifr));
3968 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3969 ifr.lifr_ip_muxid = ip_muxid;
3970 ifr.lifr_arp_muxid = arp_muxid;
3972 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
3974 ioctl (ip_fd, I_PUNLINK , arp_muxid);
3975 ioctl (ip_fd, I_PUNLINK, ip_muxid);
3976 syslog (LOG_ERR, "Can't set multiplexor id");
3979 sprintf(dev, "tap%d", ppa);
3983 static int tap_open(char *ifname, int ifname_size)
3987 if( (fd = tap_alloc(dev)) < 0 ){
3988 fprintf(stderr, "Cannot allocate TAP device\n");
3991 pstrcpy(ifname, ifname_size, dev);
3992 fcntl(fd, F_SETFL, O_NONBLOCK);
3996 static int tap_open(char *ifname, int ifname_size)
4001 TFR(fd = open("/dev/net/tun", O_RDWR));
4003 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4006 memset(&ifr, 0, sizeof(ifr));
4007 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
4008 if (ifname[0] != '\0')
4009 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
4011 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
4012 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
4014 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4018 pstrcpy(ifname, ifname_size, ifr.ifr_name);
4019 fcntl(fd, F_SETFL, O_NONBLOCK);
4024 static int launch_script(const char *setup_script, const char *ifname, int fd)
4030 /* try to launch network script */
4034 int open_max = sysconf (_SC_OPEN_MAX), i;
4035 for (i = 0; i < open_max; i++)
4036 if (i != STDIN_FILENO &&
4037 i != STDOUT_FILENO &&
4038 i != STDERR_FILENO &&
4043 *parg++ = (char *)setup_script;
4044 *parg++ = (char *)ifname;
4046 execv(setup_script, args);
4049 while (waitpid(pid, &status, 0) != pid);
4050 if (!WIFEXITED(status) ||
4051 WEXITSTATUS(status) != 0) {
4052 fprintf(stderr, "%s: could not launch network script\n",
4060 static int net_tap_init(VLANState *vlan, const char *ifname1,
4061 const char *setup_script, const char *down_script)
4067 if (ifname1 != NULL)
4068 pstrcpy(ifname, sizeof(ifname), ifname1);
4071 TFR(fd = tap_open(ifname, sizeof(ifname)));
4075 if (!setup_script || !strcmp(setup_script, "no"))
4077 if (setup_script[0] != '\0') {
4078 if (launch_script(setup_script, ifname, fd))
4081 s = net_tap_fd_init(vlan, fd);
4084 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4085 "tap: ifname=%s setup_script=%s", ifname, setup_script);
4086 if (down_script && strcmp(down_script, "no"))
4087 snprintf(s->down_script, sizeof(s->down_script), "%s", down_script);
4091 #endif /* !_WIN32 */
4093 /* network connection */
4094 typedef struct NetSocketState {
4095 VLANClientState *vc;
4097 int state; /* 0 = getting length, 1 = getting data */
4101 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4104 typedef struct NetSocketListenState {
4107 } NetSocketListenState;
4109 /* XXX: we consider we can send the whole packet without blocking */
4110 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
4112 NetSocketState *s = opaque;
4116 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
4117 send_all(s->fd, buf, size);
4120 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
4122 NetSocketState *s = opaque;
4123 sendto(s->fd, buf, size, 0,
4124 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
4127 static void net_socket_send(void *opaque)
4129 NetSocketState *s = opaque;
4134 size = recv(s->fd, buf1, sizeof(buf1), 0);
4136 err = socket_error();
4137 if (err != EWOULDBLOCK)
4139 } else if (size == 0) {
4140 /* end of connection */
4142 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4148 /* reassemble a packet from the network */
4154 memcpy(s->buf + s->index, buf, l);
4158 if (s->index == 4) {
4160 s->packet_len = ntohl(*(uint32_t *)s->buf);
4166 l = s->packet_len - s->index;
4169 memcpy(s->buf + s->index, buf, l);
4173 if (s->index >= s->packet_len) {
4174 qemu_send_packet(s->vc, s->buf, s->packet_len);
4183 static void net_socket_send_dgram(void *opaque)
4185 NetSocketState *s = opaque;
4188 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
4192 /* end of connection */
4193 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4196 qemu_send_packet(s->vc, s->buf, size);
4199 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
4204 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
4205 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4206 inet_ntoa(mcastaddr->sin_addr),
4207 (int)ntohl(mcastaddr->sin_addr.s_addr));
4211 fd = socket(PF_INET, SOCK_DGRAM, 0);
4213 perror("socket(PF_INET, SOCK_DGRAM)");
4218 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
4219 (const char *)&val, sizeof(val));
4221 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4225 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
4231 /* Add host to multicast group */
4232 imr.imr_multiaddr = mcastaddr->sin_addr;
4233 imr.imr_interface.s_addr = htonl(INADDR_ANY);
4235 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
4236 (const char *)&imr, sizeof(struct ip_mreq));
4238 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4242 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4244 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
4245 (const char *)&val, sizeof(val));
4247 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4251 socket_set_nonblock(fd);
4259 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
4262 struct sockaddr_in saddr;
4264 socklen_t saddr_len;
4267 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4268 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4269 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4273 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
4275 if (saddr.sin_addr.s_addr==0) {
4276 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4280 /* clone dgram socket */
4281 newfd = net_socket_mcast_create(&saddr);
4283 /* error already reported by net_socket_mcast_create() */
4287 /* clone newfd to fd, close newfd */
4292 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4293 fd, strerror(errno));
4298 s = qemu_mallocz(sizeof(NetSocketState));
4303 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
4304 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
4306 /* mcast: save bound address as dst */
4307 if (is_connected) s->dgram_dst=saddr;
4309 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4310 "socket: fd=%d (%s mcast=%s:%d)",
4311 fd, is_connected? "cloned" : "",
4312 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4316 static void net_socket_connect(void *opaque)
4318 NetSocketState *s = opaque;
4319 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
4322 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
4326 s = qemu_mallocz(sizeof(NetSocketState));
4330 s->vc = qemu_new_vlan_client(vlan,
4331 net_socket_receive, NULL, s);
4332 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4333 "socket: fd=%d", fd);
4335 net_socket_connect(s);
4337 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
4342 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
4345 int so_type=-1, optlen=sizeof(so_type);
4347 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
4348 fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
4353 return net_socket_fd_init_dgram(vlan, fd, is_connected);
4355 return net_socket_fd_init_stream(vlan, fd, is_connected);
4357 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4358 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
4359 return net_socket_fd_init_stream(vlan, fd, is_connected);
4364 static void net_socket_accept(void *opaque)
4366 NetSocketListenState *s = opaque;
4368 struct sockaddr_in saddr;
4373 len = sizeof(saddr);
4374 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
4375 if (fd < 0 && errno != EINTR) {
4377 } else if (fd >= 0) {
4381 s1 = net_socket_fd_init(s->vlan, fd, 1);
4385 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
4386 "socket: connection from %s:%d",
4387 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4391 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
4393 NetSocketListenState *s;
4395 struct sockaddr_in saddr;
4397 if (parse_host_port(&saddr, host_str) < 0)
4400 s = qemu_mallocz(sizeof(NetSocketListenState));
4404 fd = socket(PF_INET, SOCK_STREAM, 0);
4409 socket_set_nonblock(fd);
4411 /* allow fast reuse */
4413 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
4415 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4420 ret = listen(fd, 0);
4427 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
4431 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
4434 int fd, connected, ret, err;
4435 struct sockaddr_in saddr;
4437 if (parse_host_port(&saddr, host_str) < 0)
4440 fd = socket(PF_INET, SOCK_STREAM, 0);
4445 socket_set_nonblock(fd);
4449 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4451 err = socket_error();
4452 if (err == EINTR || err == EWOULDBLOCK) {
4453 } else if (err == EINPROGRESS) {
4456 } else if (err == WSAEALREADY) {
4469 s = net_socket_fd_init(vlan, fd, connected);
4472 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4473 "socket: connect to %s:%d",
4474 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4478 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4482 struct sockaddr_in saddr;
4484 if (parse_host_port(&saddr, host_str) < 0)
4488 fd = net_socket_mcast_create(&saddr);
4492 s = net_socket_fd_init(vlan, fd, 0);
4496 s->dgram_dst = saddr;
4498 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4499 "socket: mcast=%s:%d",
4500 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4505 static int get_param_value(char *buf, int buf_size,
4506 const char *tag, const char *str)
4515 while (*p != '\0' && *p != '=') {
4516 if ((q - option) < sizeof(option) - 1)
4524 if (!strcmp(tag, option)) {
4526 while (*p != '\0' && *p != ',') {
4527 if ((q - buf) < buf_size - 1)
4534 while (*p != '\0' && *p != ',') {
4545 static int net_client_init(const char *str)
4556 while (*p != '\0' && *p != ',') {
4557 if ((q - device) < sizeof(device) - 1)
4565 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4566 vlan_id = strtol(buf, NULL, 0);
4568 vlan = qemu_find_vlan(vlan_id);
4570 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4573 if (!strcmp(device, "nic")) {
4577 if (nb_nics >= MAX_NICS) {
4578 fprintf(stderr, "Too Many NICs\n");
4581 nd = &nd_table[nb_nics];
4582 macaddr = nd->macaddr;
4588 macaddr[5] = 0x56 + nb_nics;
4590 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4591 if (parse_macaddr(macaddr, buf) < 0) {
4592 fprintf(stderr, "invalid syntax for ethernet address\n");
4596 if (get_param_value(buf, sizeof(buf), "model", p)) {
4597 nd->model = strdup(buf);
4601 vlan->nb_guest_devs++;
4604 if (!strcmp(device, "none")) {
4605 /* does nothing. It is needed to signal that no network cards
4610 if (!strcmp(device, "user")) {
4611 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4612 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4614 vlan->nb_host_devs++;
4615 ret = net_slirp_init(vlan);
4619 if (!strcmp(device, "tap")) {
4621 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4622 fprintf(stderr, "tap: no interface name\n");
4625 vlan->nb_host_devs++;
4626 ret = tap_win32_init(vlan, ifname);
4629 if (!strcmp(device, "tap")) {
4631 char setup_script[1024], down_script[1024];
4633 vlan->nb_host_devs++;
4634 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4635 fd = strtol(buf, NULL, 0);
4637 if (net_tap_fd_init(vlan, fd))
4640 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4643 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4644 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4646 if (get_param_value(down_script, sizeof(down_script), "downscript", p) == 0) {
4647 pstrcpy(down_script, sizeof(down_script), DEFAULT_NETWORK_DOWN_SCRIPT);
4649 ret = net_tap_init(vlan, ifname, setup_script, down_script);
4653 if (!strcmp(device, "socket")) {
4654 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4656 fd = strtol(buf, NULL, 0);
4658 if (net_socket_fd_init(vlan, fd, 1))
4660 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4661 ret = net_socket_listen_init(vlan, buf);
4662 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4663 ret = net_socket_connect_init(vlan, buf);
4664 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4665 ret = net_socket_mcast_init(vlan, buf);
4667 fprintf(stderr, "Unknown socket options: %s\n", p);
4670 vlan->nb_host_devs++;
4673 fprintf(stderr, "Unknown network device: %s\n", device);
4677 fprintf(stderr, "Could not initialize device '%s'\n", device);
4683 void do_info_network(void)
4686 VLANClientState *vc;
4688 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4689 term_printf("VLAN %d devices:\n", vlan->id);
4690 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4691 term_printf(" %s\n", vc->info_str);
4695 /***********************************************************/
4698 static USBPort *used_usb_ports;
4699 static USBPort *free_usb_ports;
4701 /* ??? Maybe change this to register a hub to keep track of the topology. */
4702 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
4703 usb_attachfn attach)
4705 port->opaque = opaque;
4706 port->index = index;
4707 port->attach = attach;
4708 port->next = free_usb_ports;
4709 free_usb_ports = port;
4712 static int usb_device_add(const char *devname)
4718 if (!free_usb_ports)
4721 if (strstart(devname, "host:", &p)) {
4722 dev = usb_host_device_open(p);
4723 } else if (!strcmp(devname, "mouse")) {
4724 dev = usb_mouse_init();
4725 } else if (!strcmp(devname, "tablet")) {
4726 dev = usb_tablet_init();
4727 } else if (!strcmp(devname, "keyboard")) {
4728 dev = usb_keyboard_init();
4729 } else if (strstart(devname, "disk:", &p)) {
4730 dev = usb_msd_init(p);
4731 } else if (!strcmp(devname, "wacom-tablet")) {
4732 dev = usb_wacom_init();
4739 /* Find a USB port to add the device to. */
4740 port = free_usb_ports;
4744 /* Create a new hub and chain it on. */
4745 free_usb_ports = NULL;
4746 port->next = used_usb_ports;
4747 used_usb_ports = port;
4749 hub = usb_hub_init(VM_USB_HUB_SIZE);
4750 usb_attach(port, hub);
4751 port = free_usb_ports;
4754 free_usb_ports = port->next;
4755 port->next = used_usb_ports;
4756 used_usb_ports = port;
4757 usb_attach(port, dev);
4761 static int usb_device_del(const char *devname)
4769 if (!used_usb_ports)
4772 p = strchr(devname, '.');
4775 bus_num = strtoul(devname, NULL, 0);
4776 addr = strtoul(p + 1, NULL, 0);
4780 lastp = &used_usb_ports;
4781 port = used_usb_ports;
4782 while (port && port->dev->addr != addr) {
4783 lastp = &port->next;
4791 *lastp = port->next;
4792 usb_attach(port, NULL);
4793 dev->handle_destroy(dev);
4794 port->next = free_usb_ports;
4795 free_usb_ports = port;
4799 void do_usb_add(const char *devname)
4802 ret = usb_device_add(devname);
4804 term_printf("Could not add USB device '%s'\n", devname);
4807 void do_usb_del(const char *devname)
4810 ret = usb_device_del(devname);
4812 term_printf("Could not remove USB device '%s'\n", devname);
4819 const char *speed_str;
4822 term_printf("USB support not enabled\n");
4826 for (port = used_usb_ports; port; port = port->next) {
4830 switch(dev->speed) {
4834 case USB_SPEED_FULL:
4837 case USB_SPEED_HIGH:
4844 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4845 0, dev->addr, speed_str, dev->devname);
4849 /***********************************************************/
4850 /* PCMCIA/Cardbus */
4852 static struct pcmcia_socket_entry_s {
4853 struct pcmcia_socket_s *socket;
4854 struct pcmcia_socket_entry_s *next;
4855 } *pcmcia_sockets = 0;
4857 void pcmcia_socket_register(struct pcmcia_socket_s *socket)
4859 struct pcmcia_socket_entry_s *entry;
4861 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
4862 entry->socket = socket;
4863 entry->next = pcmcia_sockets;
4864 pcmcia_sockets = entry;
4867 void pcmcia_socket_unregister(struct pcmcia_socket_s *socket)
4869 struct pcmcia_socket_entry_s *entry, **ptr;
4871 ptr = &pcmcia_sockets;
4872 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
4873 if (entry->socket == socket) {
4879 void pcmcia_info(void)
4881 struct pcmcia_socket_entry_s *iter;
4882 if (!pcmcia_sockets)
4883 term_printf("No PCMCIA sockets\n");
4885 for (iter = pcmcia_sockets; iter; iter = iter->next)
4886 term_printf("%s: %s\n", iter->socket->slot_string,
4887 iter->socket->attached ? iter->socket->card_string :
4891 /***********************************************************/
4894 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
4898 static void dumb_resize(DisplayState *ds, int w, int h)
4902 static void dumb_refresh(DisplayState *ds)
4904 #if defined(CONFIG_SDL)
4909 static void dumb_display_init(DisplayState *ds)
4914 ds->dpy_update = dumb_update;
4915 ds->dpy_resize = dumb_resize;
4916 ds->dpy_refresh = dumb_refresh;
4919 /***********************************************************/
4922 #define MAX_IO_HANDLERS 64
4924 typedef struct IOHandlerRecord {
4926 IOCanRWHandler *fd_read_poll;
4928 IOHandler *fd_write;
4931 /* temporary data */
4933 struct IOHandlerRecord *next;
4936 static IOHandlerRecord *first_io_handler;
4938 /* XXX: fd_read_poll should be suppressed, but an API change is
4939 necessary in the character devices to suppress fd_can_read(). */
4940 int qemu_set_fd_handler2(int fd,
4941 IOCanRWHandler *fd_read_poll,
4943 IOHandler *fd_write,
4946 IOHandlerRecord **pioh, *ioh;
4948 if (!fd_read && !fd_write) {
4949 pioh = &first_io_handler;
4954 if (ioh->fd == fd) {
4961 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4965 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
4968 ioh->next = first_io_handler;
4969 first_io_handler = ioh;
4972 ioh->fd_read_poll = fd_read_poll;
4973 ioh->fd_read = fd_read;
4974 ioh->fd_write = fd_write;
4975 ioh->opaque = opaque;
4981 int qemu_set_fd_handler(int fd,
4983 IOHandler *fd_write,
4986 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
4989 /***********************************************************/
4990 /* Polling handling */
4992 typedef struct PollingEntry {
4995 struct PollingEntry *next;
4998 static PollingEntry *first_polling_entry;
5000 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
5002 PollingEntry **ppe, *pe;
5003 pe = qemu_mallocz(sizeof(PollingEntry));
5007 pe->opaque = opaque;
5008 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
5013 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
5015 PollingEntry **ppe, *pe;
5016 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
5018 if (pe->func == func && pe->opaque == opaque) {
5027 /***********************************************************/
5028 /* Wait objects support */
5029 typedef struct WaitObjects {
5031 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
5032 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
5033 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
5036 static WaitObjects wait_objects = {0};
5038 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5040 WaitObjects *w = &wait_objects;
5042 if (w->num >= MAXIMUM_WAIT_OBJECTS)
5044 w->events[w->num] = handle;
5045 w->func[w->num] = func;
5046 w->opaque[w->num] = opaque;
5051 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5054 WaitObjects *w = &wait_objects;
5057 for (i = 0; i < w->num; i++) {
5058 if (w->events[i] == handle)
5061 w->events[i] = w->events[i + 1];
5062 w->func[i] = w->func[i + 1];
5063 w->opaque[i] = w->opaque[i + 1];
5071 /***********************************************************/
5072 /* savevm/loadvm support */
5074 #define IO_BUF_SIZE 32768
5078 BlockDriverState *bs;
5081 int64_t base_offset;
5082 int64_t buf_offset; /* start of buffer when writing, end of buffer
5085 int buf_size; /* 0 when writing */
5086 uint8_t buf[IO_BUF_SIZE];
5089 QEMUFile *qemu_fopen(const char *filename, const char *mode)
5093 f = qemu_mallocz(sizeof(QEMUFile));
5096 if (!strcmp(mode, "wb")) {
5098 } else if (!strcmp(mode, "rb")) {
5103 f->outfile = fopen(filename, mode);
5115 QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
5119 f = qemu_mallocz(sizeof(QEMUFile));
5124 f->is_writable = is_writable;
5125 f->base_offset = offset;
5129 void qemu_fflush(QEMUFile *f)
5131 if (!f->is_writable)
5133 if (f->buf_index > 0) {
5135 fseek(f->outfile, f->buf_offset, SEEK_SET);
5136 fwrite(f->buf, 1, f->buf_index, f->outfile);
5138 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
5139 f->buf, f->buf_index);
5141 f->buf_offset += f->buf_index;
5146 static void qemu_fill_buffer(QEMUFile *f)
5153 fseek(f->outfile, f->buf_offset, SEEK_SET);
5154 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
5158 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
5159 f->buf, IO_BUF_SIZE);
5165 f->buf_offset += len;
5168 void qemu_fclose(QEMUFile *f)
5178 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
5182 l = IO_BUF_SIZE - f->buf_index;
5185 memcpy(f->buf + f->buf_index, buf, l);
5189 if (f->buf_index >= IO_BUF_SIZE)
5194 void qemu_put_byte(QEMUFile *f, int v)
5196 f->buf[f->buf_index++] = v;
5197 if (f->buf_index >= IO_BUF_SIZE)
5201 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
5207 l = f->buf_size - f->buf_index;
5209 qemu_fill_buffer(f);
5210 l = f->buf_size - f->buf_index;
5216 memcpy(buf, f->buf + f->buf_index, l);
5221 return size1 - size;
5224 int qemu_get_byte(QEMUFile *f)
5226 if (f->buf_index >= f->buf_size) {
5227 qemu_fill_buffer(f);
5228 if (f->buf_index >= f->buf_size)
5231 return f->buf[f->buf_index++];
5234 int64_t qemu_ftell(QEMUFile *f)
5236 return f->buf_offset - f->buf_size + f->buf_index;
5239 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
5241 if (whence == SEEK_SET) {
5243 } else if (whence == SEEK_CUR) {
5244 pos += qemu_ftell(f);
5246 /* SEEK_END not supported */
5249 if (f->is_writable) {
5251 f->buf_offset = pos;
5253 f->buf_offset = pos;
5260 void qemu_put_be16(QEMUFile *f, unsigned int v)
5262 qemu_put_byte(f, v >> 8);
5263 qemu_put_byte(f, v);
5266 void qemu_put_be32(QEMUFile *f, unsigned int v)
5268 qemu_put_byte(f, v >> 24);
5269 qemu_put_byte(f, v >> 16);
5270 qemu_put_byte(f, v >> 8);
5271 qemu_put_byte(f, v);
5274 void qemu_put_be64(QEMUFile *f, uint64_t v)
5276 qemu_put_be32(f, v >> 32);
5277 qemu_put_be32(f, v);
5280 unsigned int qemu_get_be16(QEMUFile *f)
5283 v = qemu_get_byte(f) << 8;
5284 v |= qemu_get_byte(f);
5288 unsigned int qemu_get_be32(QEMUFile *f)
5291 v = qemu_get_byte(f) << 24;
5292 v |= qemu_get_byte(f) << 16;
5293 v |= qemu_get_byte(f) << 8;
5294 v |= qemu_get_byte(f);
5298 uint64_t qemu_get_be64(QEMUFile *f)
5301 v = (uint64_t)qemu_get_be32(f) << 32;
5302 v |= qemu_get_be32(f);
5306 typedef struct SaveStateEntry {
5310 SaveStateHandler *save_state;
5311 LoadStateHandler *load_state;
5313 struct SaveStateEntry *next;
5316 static SaveStateEntry *first_se;
5318 int register_savevm(const char *idstr,
5321 SaveStateHandler *save_state,
5322 LoadStateHandler *load_state,
5325 SaveStateEntry *se, **pse;
5327 se = qemu_malloc(sizeof(SaveStateEntry));
5330 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
5331 se->instance_id = instance_id;
5332 se->version_id = version_id;
5333 se->save_state = save_state;
5334 se->load_state = load_state;
5335 se->opaque = opaque;
5338 /* add at the end of list */
5340 while (*pse != NULL)
5341 pse = &(*pse)->next;
5346 #define QEMU_VM_FILE_MAGIC 0x5145564d
5347 #define QEMU_VM_FILE_VERSION 0x00000002
5349 int qemu_savevm_state(QEMUFile *f)
5353 int64_t cur_pos, len_pos, total_len_pos;
5355 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
5356 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
5357 total_len_pos = qemu_ftell(f);
5358 qemu_put_be64(f, 0); /* total size */
5360 for(se = first_se; se != NULL; se = se->next) {
5362 len = strlen(se->idstr);
5363 qemu_put_byte(f, len);
5364 qemu_put_buffer(f, se->idstr, len);
5366 qemu_put_be32(f, se->instance_id);
5367 qemu_put_be32(f, se->version_id);
5369 /* record size: filled later */
5370 len_pos = qemu_ftell(f);
5371 qemu_put_be32(f, 0);
5373 se->save_state(f, se->opaque);
5375 /* fill record size */
5376 cur_pos = qemu_ftell(f);
5377 len = cur_pos - len_pos - 4;
5378 qemu_fseek(f, len_pos, SEEK_SET);
5379 qemu_put_be32(f, len);
5380 qemu_fseek(f, cur_pos, SEEK_SET);
5382 cur_pos = qemu_ftell(f);
5383 qemu_fseek(f, total_len_pos, SEEK_SET);
5384 qemu_put_be64(f, cur_pos - total_len_pos - 8);
5385 qemu_fseek(f, cur_pos, SEEK_SET);
5391 static SaveStateEntry *find_se(const char *idstr, int instance_id)
5395 for(se = first_se; se != NULL; se = se->next) {
5396 if (!strcmp(se->idstr, idstr) &&
5397 instance_id == se->instance_id)
5403 int qemu_loadvm_state(QEMUFile *f)
5406 int len, ret, instance_id, record_len, version_id;
5407 int64_t total_len, end_pos, cur_pos;
5411 v = qemu_get_be32(f);
5412 if (v != QEMU_VM_FILE_MAGIC)
5414 v = qemu_get_be32(f);
5415 if (v != QEMU_VM_FILE_VERSION) {
5420 total_len = qemu_get_be64(f);
5421 end_pos = total_len + qemu_ftell(f);
5423 if (qemu_ftell(f) >= end_pos)
5425 len = qemu_get_byte(f);
5426 qemu_get_buffer(f, idstr, len);
5428 instance_id = qemu_get_be32(f);
5429 version_id = qemu_get_be32(f);
5430 record_len = qemu_get_be32(f);
5432 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5433 idstr, instance_id, version_id, record_len);
5435 cur_pos = qemu_ftell(f);
5436 se = find_se(idstr, instance_id);
5438 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5439 instance_id, idstr);
5441 ret = se->load_state(f, se->opaque, version_id);
5443 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5444 instance_id, idstr);
5447 /* always seek to exact end of record */
5448 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
5455 /* device can contain snapshots */
5456 static int bdrv_can_snapshot(BlockDriverState *bs)
5459 !bdrv_is_removable(bs) &&
5460 !bdrv_is_read_only(bs));
5463 /* device must be snapshots in order to have a reliable snapshot */
5464 static int bdrv_has_snapshot(BlockDriverState *bs)
5467 !bdrv_is_removable(bs) &&
5468 !bdrv_is_read_only(bs));
5471 static BlockDriverState *get_bs_snapshots(void)
5473 BlockDriverState *bs;
5477 return bs_snapshots;
5478 for(i = 0; i <= MAX_DISKS; i++) {
5480 if (bdrv_can_snapshot(bs))
5489 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5492 QEMUSnapshotInfo *sn_tab, *sn;
5496 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5499 for(i = 0; i < nb_sns; i++) {
5501 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5511 void do_savevm(const char *name)
5513 BlockDriverState *bs, *bs1;
5514 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5515 int must_delete, ret, i;
5516 BlockDriverInfo bdi1, *bdi = &bdi1;
5518 int saved_vm_running;
5525 bs = get_bs_snapshots();
5527 term_printf("No block device can accept snapshots\n");
5531 /* ??? Should this occur after vm_stop? */
5534 saved_vm_running = vm_running;
5539 ret = bdrv_snapshot_find(bs, old_sn, name);
5544 memset(sn, 0, sizeof(*sn));
5546 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5547 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5550 pstrcpy(sn->name, sizeof(sn->name), name);
5553 /* fill auxiliary fields */
5556 sn->date_sec = tb.time;
5557 sn->date_nsec = tb.millitm * 1000000;
5559 gettimeofday(&tv, NULL);
5560 sn->date_sec = tv.tv_sec;
5561 sn->date_nsec = tv.tv_usec * 1000;
5563 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
5565 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5566 term_printf("Device %s does not support VM state snapshots\n",
5567 bdrv_get_device_name(bs));
5571 /* save the VM state */
5572 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
5574 term_printf("Could not open VM state file\n");
5577 ret = qemu_savevm_state(f);
5578 sn->vm_state_size = qemu_ftell(f);
5581 term_printf("Error %d while writing VM\n", ret);
5585 /* create the snapshots */
5587 for(i = 0; i < MAX_DISKS; i++) {
5589 if (bdrv_has_snapshot(bs1)) {
5591 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
5593 term_printf("Error while deleting snapshot on '%s'\n",
5594 bdrv_get_device_name(bs1));
5597 ret = bdrv_snapshot_create(bs1, sn);
5599 term_printf("Error while creating snapshot on '%s'\n",
5600 bdrv_get_device_name(bs1));
5606 if (saved_vm_running)
5610 void do_loadvm(const char *name)
5612 BlockDriverState *bs, *bs1;
5613 BlockDriverInfo bdi1, *bdi = &bdi1;
5616 int saved_vm_running;
5618 bs = get_bs_snapshots();
5620 term_printf("No block device supports snapshots\n");
5624 /* Flush all IO requests so they don't interfere with the new state. */
5627 saved_vm_running = vm_running;
5630 for(i = 0; i <= MAX_DISKS; i++) {
5632 if (bdrv_has_snapshot(bs1)) {
5633 ret = bdrv_snapshot_goto(bs1, name);
5636 term_printf("Warning: ");
5639 term_printf("Snapshots not supported on device '%s'\n",
5640 bdrv_get_device_name(bs1));
5643 term_printf("Could not find snapshot '%s' on device '%s'\n",
5644 name, bdrv_get_device_name(bs1));
5647 term_printf("Error %d while activating snapshot on '%s'\n",
5648 ret, bdrv_get_device_name(bs1));
5651 /* fatal on snapshot block device */
5658 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5659 term_printf("Device %s does not support VM state snapshots\n",
5660 bdrv_get_device_name(bs));
5664 /* restore the VM state */
5665 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
5667 term_printf("Could not open VM state file\n");
5670 ret = qemu_loadvm_state(f);
5673 term_printf("Error %d while loading VM state\n", ret);
5676 if (saved_vm_running)
5680 void do_delvm(const char *name)
5682 BlockDriverState *bs, *bs1;
5685 bs = get_bs_snapshots();
5687 term_printf("No block device supports snapshots\n");
5691 for(i = 0; i <= MAX_DISKS; i++) {
5693 if (bdrv_has_snapshot(bs1)) {
5694 ret = bdrv_snapshot_delete(bs1, name);
5696 if (ret == -ENOTSUP)
5697 term_printf("Snapshots not supported on device '%s'\n",
5698 bdrv_get_device_name(bs1));
5700 term_printf("Error %d while deleting snapshot on '%s'\n",
5701 ret, bdrv_get_device_name(bs1));
5707 void do_info_snapshots(void)
5709 BlockDriverState *bs, *bs1;
5710 QEMUSnapshotInfo *sn_tab, *sn;
5714 bs = get_bs_snapshots();
5716 term_printf("No available block device supports snapshots\n");
5719 term_printf("Snapshot devices:");
5720 for(i = 0; i <= MAX_DISKS; i++) {
5722 if (bdrv_has_snapshot(bs1)) {
5724 term_printf(" %s", bdrv_get_device_name(bs1));
5729 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5731 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
5734 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
5735 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
5736 for(i = 0; i < nb_sns; i++) {
5738 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
5743 /***********************************************************/
5744 /* cpu save/restore */
5746 #if defined(TARGET_I386)
5748 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
5750 qemu_put_be32(f, dt->selector);
5751 qemu_put_betl(f, dt->base);
5752 qemu_put_be32(f, dt->limit);
5753 qemu_put_be32(f, dt->flags);
5756 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
5758 dt->selector = qemu_get_be32(f);
5759 dt->base = qemu_get_betl(f);
5760 dt->limit = qemu_get_be32(f);
5761 dt->flags = qemu_get_be32(f);
5764 void cpu_save(QEMUFile *f, void *opaque)
5766 CPUState *env = opaque;
5767 uint16_t fptag, fpus, fpuc, fpregs_format;
5771 for(i = 0; i < CPU_NB_REGS; i++)
5772 qemu_put_betls(f, &env->regs[i]);
5773 qemu_put_betls(f, &env->eip);
5774 qemu_put_betls(f, &env->eflags);
5775 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
5776 qemu_put_be32s(f, &hflags);
5780 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
5782 for(i = 0; i < 8; i++) {
5783 fptag |= ((!env->fptags[i]) << i);
5786 qemu_put_be16s(f, &fpuc);
5787 qemu_put_be16s(f, &fpus);
5788 qemu_put_be16s(f, &fptag);
5790 #ifdef USE_X86LDOUBLE
5795 qemu_put_be16s(f, &fpregs_format);
5797 for(i = 0; i < 8; i++) {
5798 #ifdef USE_X86LDOUBLE
5802 /* we save the real CPU data (in case of MMX usage only 'mant'
5803 contains the MMX register */
5804 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
5805 qemu_put_be64(f, mant);
5806 qemu_put_be16(f, exp);
5809 /* if we use doubles for float emulation, we save the doubles to
5810 avoid losing information in case of MMX usage. It can give
5811 problems if the image is restored on a CPU where long
5812 doubles are used instead. */
5813 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
5817 for(i = 0; i < 6; i++)
5818 cpu_put_seg(f, &env->segs[i]);
5819 cpu_put_seg(f, &env->ldt);
5820 cpu_put_seg(f, &env->tr);
5821 cpu_put_seg(f, &env->gdt);
5822 cpu_put_seg(f, &env->idt);
5824 qemu_put_be32s(f, &env->sysenter_cs);
5825 qemu_put_be32s(f, &env->sysenter_esp);
5826 qemu_put_be32s(f, &env->sysenter_eip);
5828 qemu_put_betls(f, &env->cr[0]);
5829 qemu_put_betls(f, &env->cr[2]);
5830 qemu_put_betls(f, &env->cr[3]);
5831 qemu_put_betls(f, &env->cr[4]);
5833 for(i = 0; i < 8; i++)
5834 qemu_put_betls(f, &env->dr[i]);
5837 qemu_put_be32s(f, &env->a20_mask);
5840 qemu_put_be32s(f, &env->mxcsr);
5841 for(i = 0; i < CPU_NB_REGS; i++) {
5842 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5843 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5846 #ifdef TARGET_X86_64
5847 qemu_put_be64s(f, &env->efer);
5848 qemu_put_be64s(f, &env->star);
5849 qemu_put_be64s(f, &env->lstar);
5850 qemu_put_be64s(f, &env->cstar);
5851 qemu_put_be64s(f, &env->fmask);
5852 qemu_put_be64s(f, &env->kernelgsbase);
5854 qemu_put_be32s(f, &env->smbase);
5857 #ifdef USE_X86LDOUBLE
5858 /* XXX: add that in a FPU generic layer */
5859 union x86_longdouble {
5864 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5865 #define EXPBIAS1 1023
5866 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5867 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5869 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
5873 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
5874 /* exponent + sign */
5875 e = EXPD1(temp) - EXPBIAS1 + 16383;
5876 e |= SIGND1(temp) >> 16;
5881 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5883 CPUState *env = opaque;
5886 uint16_t fpus, fpuc, fptag, fpregs_format;
5888 if (version_id != 3 && version_id != 4)
5890 for(i = 0; i < CPU_NB_REGS; i++)
5891 qemu_get_betls(f, &env->regs[i]);
5892 qemu_get_betls(f, &env->eip);
5893 qemu_get_betls(f, &env->eflags);
5894 qemu_get_be32s(f, &hflags);
5896 qemu_get_be16s(f, &fpuc);
5897 qemu_get_be16s(f, &fpus);
5898 qemu_get_be16s(f, &fptag);
5899 qemu_get_be16s(f, &fpregs_format);
5901 /* NOTE: we cannot always restore the FPU state if the image come
5902 from a host with a different 'USE_X86LDOUBLE' define. We guess
5903 if we are in an MMX state to restore correctly in that case. */
5904 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
5905 for(i = 0; i < 8; i++) {
5909 switch(fpregs_format) {
5911 mant = qemu_get_be64(f);
5912 exp = qemu_get_be16(f);
5913 #ifdef USE_X86LDOUBLE
5914 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5916 /* difficult case */
5918 env->fpregs[i].mmx.MMX_Q(0) = mant;
5920 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5924 mant = qemu_get_be64(f);
5925 #ifdef USE_X86LDOUBLE
5927 union x86_longdouble *p;
5928 /* difficult case */
5929 p = (void *)&env->fpregs[i];
5934 fp64_to_fp80(p, mant);
5938 env->fpregs[i].mmx.MMX_Q(0) = mant;
5947 /* XXX: restore FPU round state */
5948 env->fpstt = (fpus >> 11) & 7;
5949 env->fpus = fpus & ~0x3800;
5951 for(i = 0; i < 8; i++) {
5952 env->fptags[i] = (fptag >> i) & 1;
5955 for(i = 0; i < 6; i++)
5956 cpu_get_seg(f, &env->segs[i]);
5957 cpu_get_seg(f, &env->ldt);
5958 cpu_get_seg(f, &env->tr);
5959 cpu_get_seg(f, &env->gdt);
5960 cpu_get_seg(f, &env->idt);
5962 qemu_get_be32s(f, &env->sysenter_cs);
5963 qemu_get_be32s(f, &env->sysenter_esp);
5964 qemu_get_be32s(f, &env->sysenter_eip);
5966 qemu_get_betls(f, &env->cr[0]);
5967 qemu_get_betls(f, &env->cr[2]);
5968 qemu_get_betls(f, &env->cr[3]);
5969 qemu_get_betls(f, &env->cr[4]);
5971 for(i = 0; i < 8; i++)
5972 qemu_get_betls(f, &env->dr[i]);
5975 qemu_get_be32s(f, &env->a20_mask);
5977 qemu_get_be32s(f, &env->mxcsr);
5978 for(i = 0; i < CPU_NB_REGS; i++) {
5979 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5980 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5983 #ifdef TARGET_X86_64
5984 qemu_get_be64s(f, &env->efer);
5985 qemu_get_be64s(f, &env->star);
5986 qemu_get_be64s(f, &env->lstar);
5987 qemu_get_be64s(f, &env->cstar);
5988 qemu_get_be64s(f, &env->fmask);
5989 qemu_get_be64s(f, &env->kernelgsbase);
5991 if (version_id >= 4)
5992 qemu_get_be32s(f, &env->smbase);
5994 /* XXX: compute hflags from scratch, except for CPL and IIF */
5995 env->hflags = hflags;
6000 #elif defined(TARGET_PPC)
6001 void cpu_save(QEMUFile *f, void *opaque)
6005 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6010 #elif defined(TARGET_MIPS)
6011 void cpu_save(QEMUFile *f, void *opaque)
6015 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6020 #elif defined(TARGET_SPARC)
6021 void cpu_save(QEMUFile *f, void *opaque)
6023 CPUState *env = opaque;
6027 for(i = 0; i < 8; i++)
6028 qemu_put_betls(f, &env->gregs[i]);
6029 for(i = 0; i < NWINDOWS * 16; i++)
6030 qemu_put_betls(f, &env->regbase[i]);
6033 for(i = 0; i < TARGET_FPREGS; i++) {
6039 qemu_put_be32(f, u.i);
6042 qemu_put_betls(f, &env->pc);
6043 qemu_put_betls(f, &env->npc);
6044 qemu_put_betls(f, &env->y);
6046 qemu_put_be32(f, tmp);
6047 qemu_put_betls(f, &env->fsr);
6048 qemu_put_betls(f, &env->tbr);
6049 #ifndef TARGET_SPARC64
6050 qemu_put_be32s(f, &env->wim);
6052 for(i = 0; i < 16; i++)
6053 qemu_put_be32s(f, &env->mmuregs[i]);
6057 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6059 CPUState *env = opaque;
6063 for(i = 0; i < 8; i++)
6064 qemu_get_betls(f, &env->gregs[i]);
6065 for(i = 0; i < NWINDOWS * 16; i++)
6066 qemu_get_betls(f, &env->regbase[i]);
6069 for(i = 0; i < TARGET_FPREGS; i++) {
6074 u.i = qemu_get_be32(f);
6078 qemu_get_betls(f, &env->pc);
6079 qemu_get_betls(f, &env->npc);
6080 qemu_get_betls(f, &env->y);
6081 tmp = qemu_get_be32(f);
6082 env->cwp = 0; /* needed to ensure that the wrapping registers are
6083 correctly updated */
6085 qemu_get_betls(f, &env->fsr);
6086 qemu_get_betls(f, &env->tbr);
6087 #ifndef TARGET_SPARC64
6088 qemu_get_be32s(f, &env->wim);
6090 for(i = 0; i < 16; i++)
6091 qemu_get_be32s(f, &env->mmuregs[i]);
6097 #elif defined(TARGET_ARM)
6099 void cpu_save(QEMUFile *f, void *opaque)
6102 CPUARMState *env = (CPUARMState *)opaque;
6104 for (i = 0; i < 16; i++) {
6105 qemu_put_be32(f, env->regs[i]);
6107 qemu_put_be32(f, cpsr_read(env));
6108 qemu_put_be32(f, env->spsr);
6109 for (i = 0; i < 6; i++) {
6110 qemu_put_be32(f, env->banked_spsr[i]);
6111 qemu_put_be32(f, env->banked_r13[i]);
6112 qemu_put_be32(f, env->banked_r14[i]);
6114 for (i = 0; i < 5; i++) {
6115 qemu_put_be32(f, env->usr_regs[i]);
6116 qemu_put_be32(f, env->fiq_regs[i]);
6118 qemu_put_be32(f, env->cp15.c0_cpuid);
6119 qemu_put_be32(f, env->cp15.c0_cachetype);
6120 qemu_put_be32(f, env->cp15.c1_sys);
6121 qemu_put_be32(f, env->cp15.c1_coproc);
6122 qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
6123 qemu_put_be32(f, env->cp15.c2_base0);
6124 qemu_put_be32(f, env->cp15.c2_base1);
6125 qemu_put_be32(f, env->cp15.c2_mask);
6126 qemu_put_be32(f, env->cp15.c2_data);
6127 qemu_put_be32(f, env->cp15.c2_insn);
6128 qemu_put_be32(f, env->cp15.c3);
6129 qemu_put_be32(f, env->cp15.c5_insn);
6130 qemu_put_be32(f, env->cp15.c5_data);
6131 for (i = 0; i < 8; i++) {
6132 qemu_put_be32(f, env->cp15.c6_region[i]);
6134 qemu_put_be32(f, env->cp15.c6_insn);
6135 qemu_put_be32(f, env->cp15.c6_data);
6136 qemu_put_be32(f, env->cp15.c9_insn);
6137 qemu_put_be32(f, env->cp15.c9_data);
6138 qemu_put_be32(f, env->cp15.c13_fcse);
6139 qemu_put_be32(f, env->cp15.c13_context);
6140 qemu_put_be32(f, env->cp15.c13_tls1);
6141 qemu_put_be32(f, env->cp15.c13_tls2);
6142 qemu_put_be32(f, env->cp15.c13_tls3);
6143 qemu_put_be32(f, env->cp15.c15_cpar);
6145 qemu_put_be32(f, env->features);
6147 if (arm_feature(env, ARM_FEATURE_VFP)) {
6148 for (i = 0; i < 16; i++) {
6150 u.d = env->vfp.regs[i];
6151 qemu_put_be32(f, u.l.upper);
6152 qemu_put_be32(f, u.l.lower);
6154 for (i = 0; i < 16; i++) {
6155 qemu_put_be32(f, env->vfp.xregs[i]);
6158 /* TODO: Should use proper FPSCR access functions. */
6159 qemu_put_be32(f, env->vfp.vec_len);
6160 qemu_put_be32(f, env->vfp.vec_stride);
6162 if (arm_feature(env, ARM_FEATURE_VFP3)) {
6163 for (i = 16; i < 32; i++) {
6165 u.d = env->vfp.regs[i];
6166 qemu_put_be32(f, u.l.upper);
6167 qemu_put_be32(f, u.l.lower);
6172 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6173 for (i = 0; i < 16; i++) {
6174 qemu_put_be64(f, env->iwmmxt.regs[i]);
6176 for (i = 0; i < 16; i++) {
6177 qemu_put_be32(f, env->iwmmxt.cregs[i]);
6181 if (arm_feature(env, ARM_FEATURE_M)) {
6182 qemu_put_be32(f, env->v7m.other_sp);
6183 qemu_put_be32(f, env->v7m.vecbase);
6184 qemu_put_be32(f, env->v7m.basepri);
6185 qemu_put_be32(f, env->v7m.control);
6186 qemu_put_be32(f, env->v7m.current_sp);
6187 qemu_put_be32(f, env->v7m.exception);
6191 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6193 CPUARMState *env = (CPUARMState *)opaque;
6196 if (version_id != ARM_CPU_SAVE_VERSION)
6199 for (i = 0; i < 16; i++) {
6200 env->regs[i] = qemu_get_be32(f);
6202 cpsr_write(env, qemu_get_be32(f), 0xffffffff);
6203 env->spsr = qemu_get_be32(f);
6204 for (i = 0; i < 6; i++) {
6205 env->banked_spsr[i] = qemu_get_be32(f);
6206 env->banked_r13[i] = qemu_get_be32(f);
6207 env->banked_r14[i] = qemu_get_be32(f);
6209 for (i = 0; i < 5; i++) {
6210 env->usr_regs[i] = qemu_get_be32(f);
6211 env->fiq_regs[i] = qemu_get_be32(f);
6213 env->cp15.c0_cpuid = qemu_get_be32(f);
6214 env->cp15.c0_cachetype = qemu_get_be32(f);
6215 env->cp15.c1_sys = qemu_get_be32(f);
6216 env->cp15.c1_coproc = qemu_get_be32(f);
6217 env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
6218 env->cp15.c2_base0 = qemu_get_be32(f);
6219 env->cp15.c2_base1 = qemu_get_be32(f);
6220 env->cp15.c2_mask = qemu_get_be32(f);
6221 env->cp15.c2_data = qemu_get_be32(f);
6222 env->cp15.c2_insn = qemu_get_be32(f);
6223 env->cp15.c3 = qemu_get_be32(f);
6224 env->cp15.c5_insn = qemu_get_be32(f);
6225 env->cp15.c5_data = qemu_get_be32(f);
6226 for (i = 0; i < 8; i++) {
6227 env->cp15.c6_region[i] = qemu_get_be32(f);
6229 env->cp15.c6_insn = qemu_get_be32(f);
6230 env->cp15.c6_data = qemu_get_be32(f);
6231 env->cp15.c9_insn = qemu_get_be32(f);
6232 env->cp15.c9_data = qemu_get_be32(f);
6233 env->cp15.c13_fcse = qemu_get_be32(f);
6234 env->cp15.c13_context = qemu_get_be32(f);
6235 env->cp15.c13_tls1 = qemu_get_be32(f);
6236 env->cp15.c13_tls2 = qemu_get_be32(f);
6237 env->cp15.c13_tls3 = qemu_get_be32(f);
6238 env->cp15.c15_cpar = qemu_get_be32(f);
6240 env->features = qemu_get_be32(f);
6242 if (arm_feature(env, ARM_FEATURE_VFP)) {
6243 for (i = 0; i < 16; i++) {
6245 u.l.upper = qemu_get_be32(f);
6246 u.l.lower = qemu_get_be32(f);
6247 env->vfp.regs[i] = u.d;
6249 for (i = 0; i < 16; i++) {
6250 env->vfp.xregs[i] = qemu_get_be32(f);
6253 /* TODO: Should use proper FPSCR access functions. */
6254 env->vfp.vec_len = qemu_get_be32(f);
6255 env->vfp.vec_stride = qemu_get_be32(f);
6257 if (arm_feature(env, ARM_FEATURE_VFP3)) {
6258 for (i = 0; i < 16; i++) {
6260 u.l.upper = qemu_get_be32(f);
6261 u.l.lower = qemu_get_be32(f);
6262 env->vfp.regs[i] = u.d;
6267 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6268 for (i = 0; i < 16; i++) {
6269 env->iwmmxt.regs[i] = qemu_get_be64(f);
6271 for (i = 0; i < 16; i++) {
6272 env->iwmmxt.cregs[i] = qemu_get_be32(f);
6276 if (arm_feature(env, ARM_FEATURE_M)) {
6277 env->v7m.other_sp = qemu_get_be32(f);
6278 env->v7m.vecbase = qemu_get_be32(f);
6279 env->v7m.basepri = qemu_get_be32(f);
6280 env->v7m.control = qemu_get_be32(f);
6281 env->v7m.current_sp = qemu_get_be32(f);
6282 env->v7m.exception = qemu_get_be32(f);
6290 #warning No CPU save/restore functions
6294 /***********************************************************/
6295 /* ram save/restore */
6297 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
6301 v = qemu_get_byte(f);
6304 if (qemu_get_buffer(f, buf, len) != len)
6308 v = qemu_get_byte(f);
6309 memset(buf, v, len);
6317 static int ram_load_v1(QEMUFile *f, void *opaque)
6321 if (qemu_get_be32(f) != phys_ram_size)
6323 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
6324 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
6331 #define BDRV_HASH_BLOCK_SIZE 1024
6332 #define IOBUF_SIZE 4096
6333 #define RAM_CBLOCK_MAGIC 0xfabe
6335 typedef struct RamCompressState {
6338 uint8_t buf[IOBUF_SIZE];
6341 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
6344 memset(s, 0, sizeof(*s));
6346 ret = deflateInit2(&s->zstream, 1,
6348 9, Z_DEFAULT_STRATEGY);
6351 s->zstream.avail_out = IOBUF_SIZE;
6352 s->zstream.next_out = s->buf;
6356 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
6358 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
6359 qemu_put_be16(s->f, len);
6360 qemu_put_buffer(s->f, buf, len);
6363 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
6367 s->zstream.avail_in = len;
6368 s->zstream.next_in = (uint8_t *)buf;
6369 while (s->zstream.avail_in > 0) {
6370 ret = deflate(&s->zstream, Z_NO_FLUSH);
6373 if (s->zstream.avail_out == 0) {
6374 ram_put_cblock(s, s->buf, IOBUF_SIZE);
6375 s->zstream.avail_out = IOBUF_SIZE;
6376 s->zstream.next_out = s->buf;
6382 static void ram_compress_close(RamCompressState *s)
6386 /* compress last bytes */
6388 ret = deflate(&s->zstream, Z_FINISH);
6389 if (ret == Z_OK || ret == Z_STREAM_END) {
6390 len = IOBUF_SIZE - s->zstream.avail_out;
6392 ram_put_cblock(s, s->buf, len);
6394 s->zstream.avail_out = IOBUF_SIZE;
6395 s->zstream.next_out = s->buf;
6396 if (ret == Z_STREAM_END)
6403 deflateEnd(&s->zstream);
6406 typedef struct RamDecompressState {
6409 uint8_t buf[IOBUF_SIZE];
6410 } RamDecompressState;
6412 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
6415 memset(s, 0, sizeof(*s));
6417 ret = inflateInit(&s->zstream);
6423 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
6427 s->zstream.avail_out = len;
6428 s->zstream.next_out = buf;
6429 while (s->zstream.avail_out > 0) {
6430 if (s->zstream.avail_in == 0) {
6431 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
6433 clen = qemu_get_be16(s->f);
6434 if (clen > IOBUF_SIZE)
6436 qemu_get_buffer(s->f, s->buf, clen);
6437 s->zstream.avail_in = clen;
6438 s->zstream.next_in = s->buf;
6440 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
6441 if (ret != Z_OK && ret != Z_STREAM_END) {
6448 static void ram_decompress_close(RamDecompressState *s)
6450 inflateEnd(&s->zstream);
6453 static void ram_save(QEMUFile *f, void *opaque)
6456 RamCompressState s1, *s = &s1;
6459 qemu_put_be32(f, phys_ram_size);
6460 if (ram_compress_open(s, f) < 0)
6462 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6464 if (tight_savevm_enabled) {
6468 /* find if the memory block is available on a virtual
6471 for(j = 0; j < MAX_DISKS; j++) {
6473 sector_num = bdrv_hash_find(bs_table[j],
6474 phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6475 if (sector_num >= 0)
6480 goto normal_compress;
6483 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
6484 ram_compress_buf(s, buf, 10);
6490 ram_compress_buf(s, buf, 1);
6491 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6494 ram_compress_close(s);
6497 static int ram_load(QEMUFile *f, void *opaque, int version_id)
6499 RamDecompressState s1, *s = &s1;
6503 if (version_id == 1)
6504 return ram_load_v1(f, opaque);
6505 if (version_id != 2)
6507 if (qemu_get_be32(f) != phys_ram_size)
6509 if (ram_decompress_open(s, f) < 0)
6511 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6512 if (ram_decompress_buf(s, buf, 1) < 0) {
6513 fprintf(stderr, "Error while reading ram block header\n");
6517 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
6518 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
6527 ram_decompress_buf(s, buf + 1, 9);
6529 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
6530 if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
6531 fprintf(stderr, "Invalid block device index %d\n", bs_index);
6534 if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
6535 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
6536 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
6537 bs_index, sector_num);
6544 printf("Error block header\n");
6548 ram_decompress_close(s);
6552 /***********************************************************/
6553 /* bottom halves (can be seen as timers which expire ASAP) */
6562 static QEMUBH *first_bh = NULL;
6564 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
6567 bh = qemu_mallocz(sizeof(QEMUBH));
6571 bh->opaque = opaque;
6575 int qemu_bh_poll(void)
6594 void qemu_bh_schedule(QEMUBH *bh)
6596 CPUState *env = cpu_single_env;
6600 bh->next = first_bh;
6603 /* stop the currently executing CPU to execute the BH ASAP */
6605 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
6609 void qemu_bh_cancel(QEMUBH *bh)
6612 if (bh->scheduled) {
6615 pbh = &(*pbh)->next;
6621 void qemu_bh_delete(QEMUBH *bh)
6627 /***********************************************************/
6628 /* machine registration */
6630 QEMUMachine *first_machine = NULL;
6632 int qemu_register_machine(QEMUMachine *m)
6635 pm = &first_machine;
6643 QEMUMachine *find_machine(const char *name)
6647 for(m = first_machine; m != NULL; m = m->next) {
6648 if (!strcmp(m->name, name))
6654 /***********************************************************/
6655 /* main execution loop */
6657 void gui_update(void *opaque)
6659 DisplayState *ds = opaque;
6660 ds->dpy_refresh(ds);
6661 qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
6664 struct vm_change_state_entry {
6665 VMChangeStateHandler *cb;
6667 LIST_ENTRY (vm_change_state_entry) entries;
6670 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
6672 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
6675 VMChangeStateEntry *e;
6677 e = qemu_mallocz(sizeof (*e));
6683 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
6687 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
6689 LIST_REMOVE (e, entries);
6693 static void vm_state_notify(int running)
6695 VMChangeStateEntry *e;
6697 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
6698 e->cb(e->opaque, running);
6702 /* XXX: support several handlers */
6703 static VMStopHandler *vm_stop_cb;
6704 static void *vm_stop_opaque;
6706 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
6709 vm_stop_opaque = opaque;
6713 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
6724 qemu_rearm_alarm_timer(alarm_timer);
6728 void vm_stop(int reason)
6731 cpu_disable_ticks();
6735 vm_stop_cb(vm_stop_opaque, reason);
6742 /* reset/shutdown handler */
6744 typedef struct QEMUResetEntry {
6745 QEMUResetHandler *func;
6747 struct QEMUResetEntry *next;
6750 static QEMUResetEntry *first_reset_entry;
6751 static int reset_requested;
6752 static int shutdown_requested;
6753 static int powerdown_requested;
6755 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
6757 QEMUResetEntry **pre, *re;
6759 pre = &first_reset_entry;
6760 while (*pre != NULL)
6761 pre = &(*pre)->next;
6762 re = qemu_mallocz(sizeof(QEMUResetEntry));
6764 re->opaque = opaque;
6769 static void qemu_system_reset(void)
6773 /* reset all devices */
6774 for(re = first_reset_entry; re != NULL; re = re->next) {
6775 re->func(re->opaque);
6779 void qemu_system_reset_request(void)
6782 shutdown_requested = 1;
6784 reset_requested = 1;
6787 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6790 void qemu_system_shutdown_request(void)
6792 shutdown_requested = 1;
6794 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6797 void qemu_system_powerdown_request(void)
6799 powerdown_requested = 1;
6801 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6804 void main_loop_wait(int timeout)
6806 IOHandlerRecord *ioh;
6807 fd_set rfds, wfds, xfds;
6816 /* XXX: need to suppress polling by better using win32 events */
6818 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
6819 ret |= pe->func(pe->opaque);
6824 WaitObjects *w = &wait_objects;
6826 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
6827 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
6828 if (w->func[ret - WAIT_OBJECT_0])
6829 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
6831 /* Check for additional signaled events */
6832 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
6834 /* Check if event is signaled */
6835 ret2 = WaitForSingleObject(w->events[i], 0);
6836 if(ret2 == WAIT_OBJECT_0) {
6838 w->func[i](w->opaque[i]);
6839 } else if (ret2 == WAIT_TIMEOUT) {
6841 err = GetLastError();
6842 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
6845 } else if (ret == WAIT_TIMEOUT) {
6847 err = GetLastError();
6848 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
6852 /* poll any events */
6853 /* XXX: separate device handlers from system ones */
6858 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6862 (!ioh->fd_read_poll ||
6863 ioh->fd_read_poll(ioh->opaque) != 0)) {
6864 FD_SET(ioh->fd, &rfds);
6868 if (ioh->fd_write) {
6869 FD_SET(ioh->fd, &wfds);
6879 tv.tv_usec = timeout * 1000;
6881 #if defined(CONFIG_SLIRP)
6883 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
6886 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
6888 IOHandlerRecord **pioh;
6890 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6891 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
6892 ioh->fd_read(ioh->opaque);
6894 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
6895 ioh->fd_write(ioh->opaque);
6899 /* remove deleted IO handlers */
6900 pioh = &first_io_handler;
6910 #if defined(CONFIG_SLIRP)
6917 slirp_select_poll(&rfds, &wfds, &xfds);
6923 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
6924 qemu_get_clock(vm_clock));
6925 /* run dma transfers, if any */
6929 /* real time timers */
6930 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
6931 qemu_get_clock(rt_clock));
6933 /* Check bottom-halves last in case any of the earlier events triggered
6939 static CPUState *cur_cpu;
6944 #ifdef CONFIG_PROFILER
6949 cur_cpu = first_cpu;
6956 env = env->next_cpu;
6959 #ifdef CONFIG_PROFILER
6960 ti = profile_getclock();
6962 ret = cpu_exec(env);
6963 #ifdef CONFIG_PROFILER
6964 qemu_time += profile_getclock() - ti;
6966 if (ret == EXCP_HLT) {
6967 /* Give the next CPU a chance to run. */
6971 if (ret != EXCP_HALTED)
6973 /* all CPUs are halted ? */
6979 if (shutdown_requested) {
6980 ret = EXCP_INTERRUPT;
6983 if (reset_requested) {
6984 reset_requested = 0;
6985 qemu_system_reset();
6986 ret = EXCP_INTERRUPT;
6988 if (powerdown_requested) {
6989 powerdown_requested = 0;
6990 qemu_system_powerdown();
6991 ret = EXCP_INTERRUPT;
6993 if (ret == EXCP_DEBUG) {
6994 vm_stop(EXCP_DEBUG);
6996 /* If all cpus are halted then wait until the next IRQ */
6997 /* XXX: use timeout computed from timers */
6998 if (ret == EXCP_HALTED)
7005 #ifdef CONFIG_PROFILER
7006 ti = profile_getclock();
7008 main_loop_wait(timeout);
7009 #ifdef CONFIG_PROFILER
7010 dev_time += profile_getclock() - ti;
7013 cpu_disable_ticks();
7017 static void help(int exitcode)
7019 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
7020 "usage: %s [options] [disk_image]\n"
7022 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7024 "Standard options:\n"
7025 "-M machine select emulated machine (-M ? for list)\n"
7026 "-cpu cpu select CPU (-cpu ? for list)\n"
7027 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7028 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7029 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7030 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7031 "-mtdblock file use 'file' as on-board Flash memory image\n"
7032 "-sd file use 'file' as SecureDigital card image\n"
7033 "-pflash file use 'file' as a parallel flash image\n"
7034 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7035 "-snapshot write to temporary files instead of disk image files\n"
7037 "-no-frame open SDL window without a frame and window decorations\n"
7038 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7039 "-no-quit disable SDL window close capability\n"
7042 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7044 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7045 "-smp n set the number of CPUs to 'n' [default=1]\n"
7046 "-nographic disable graphical output and redirect serial I/Os to console\n"
7047 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7049 "-k language use keyboard layout (for example \"fr\" for French)\n"
7052 "-audio-help print list of audio drivers and their options\n"
7053 "-soundhw c1,... enable audio support\n"
7054 " and only specified sound cards (comma separated list)\n"
7055 " use -soundhw ? to get the list of supported cards\n"
7056 " use -soundhw all to enable all of them\n"
7058 "-localtime set the real time clock to local time [default=utc]\n"
7059 "-full-screen start in full screen\n"
7061 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7063 "-usb enable the USB driver (will be the default soon)\n"
7064 "-usbdevice name add the host or guest USB device 'name'\n"
7065 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7066 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7068 "-name string set the name of the guest\n"
7070 "Network options:\n"
7071 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7072 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7074 "-net user[,vlan=n][,hostname=host]\n"
7075 " connect the user mode network stack to VLAN 'n' and send\n"
7076 " hostname 'host' to DHCP clients\n"
7079 "-net tap[,vlan=n],ifname=name\n"
7080 " connect the host TAP network interface to VLAN 'n'\n"
7082 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7083 " connect the host TAP network interface to VLAN 'n' and use the\n"
7084 " network scripts 'file' (default=%s)\n"
7085 " and 'dfile' (default=%s);\n"
7086 " use '[down]script=no' to disable script execution;\n"
7087 " use 'fd=h' to connect to an already opened TAP interface\n"
7089 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7090 " connect the vlan 'n' to another VLAN using a socket connection\n"
7091 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7092 " connect the vlan 'n' to multicast maddr and port\n"
7093 "-net none use it alone to have zero network devices; if no -net option\n"
7094 " is provided, the default is '-net nic -net user'\n"
7097 "-tftp dir allow tftp access to files in dir [-net user]\n"
7098 "-bootp file advertise file in BOOTP replies\n"
7100 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7102 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7103 " redirect TCP or UDP connections from host to guest [-net user]\n"
7106 "Linux boot specific:\n"
7107 "-kernel bzImage use 'bzImage' as kernel image\n"
7108 "-append cmdline use 'cmdline' as kernel command line\n"
7109 "-initrd file use 'file' as initial ram disk\n"
7111 "Debug/Expert options:\n"
7112 "-monitor dev redirect the monitor to char device 'dev'\n"
7113 "-serial dev redirect the serial port to char device 'dev'\n"
7114 "-parallel dev redirect the parallel port to char device 'dev'\n"
7115 "-pidfile file Write PID to 'file'\n"
7116 "-S freeze CPU at startup (use 'c' to start execution)\n"
7117 "-s wait gdb connection to port\n"
7118 "-p port set gdb connection port [default=%s]\n"
7119 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7120 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7121 " translation (t=none or lba) (usually qemu can guess them)\n"
7122 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7124 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7125 "-no-kqemu disable KQEMU kernel module usage\n"
7128 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7129 " (default is CL-GD5446 PCI VGA)\n"
7130 "-no-acpi disable ACPI\n"
7132 "-no-reboot exit instead of rebooting\n"
7133 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7134 "-vnc display start a VNC server on display\n"
7136 "-daemonize daemonize QEMU after initializing\n"
7138 "-option-rom rom load a file, rom, into the option ROM space\n"
7140 "-prom-env variable=value set OpenBIOS nvram variables\n"
7142 "-clock force the use of the given methods for timer alarm.\n"
7143 " To see what timers are available use -clock help\n"
7145 "During emulation, the following keys are useful:\n"
7146 "ctrl-alt-f toggle full screen\n"
7147 "ctrl-alt-n switch to virtual console 'n'\n"
7148 "ctrl-alt toggle mouse and keyboard grab\n"
7150 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7155 DEFAULT_NETWORK_SCRIPT,
7156 DEFAULT_NETWORK_DOWN_SCRIPT,
7158 DEFAULT_GDBSTUB_PORT,
7163 #define HAS_ARG 0x0001
7177 QEMU_OPTION_mtdblock,
7181 QEMU_OPTION_snapshot,
7183 QEMU_OPTION_no_fd_bootchk,
7186 QEMU_OPTION_nographic,
7187 QEMU_OPTION_portrait,
7189 QEMU_OPTION_audio_help,
7190 QEMU_OPTION_soundhw,
7210 QEMU_OPTION_no_code_copy,
7212 QEMU_OPTION_localtime,
7213 QEMU_OPTION_cirrusvga,
7216 QEMU_OPTION_std_vga,
7218 QEMU_OPTION_monitor,
7220 QEMU_OPTION_parallel,
7222 QEMU_OPTION_full_screen,
7223 QEMU_OPTION_no_frame,
7224 QEMU_OPTION_alt_grab,
7225 QEMU_OPTION_no_quit,
7226 QEMU_OPTION_pidfile,
7227 QEMU_OPTION_no_kqemu,
7228 QEMU_OPTION_kernel_kqemu,
7229 QEMU_OPTION_win2k_hack,
7231 QEMU_OPTION_usbdevice,
7234 QEMU_OPTION_no_acpi,
7235 QEMU_OPTION_no_reboot,
7236 QEMU_OPTION_show_cursor,
7237 QEMU_OPTION_daemonize,
7238 QEMU_OPTION_option_rom,
7239 QEMU_OPTION_semihosting,
7241 QEMU_OPTION_prom_env,
7242 QEMU_OPTION_old_param,
7244 QEMU_OPTION_startdate,
7247 typedef struct QEMUOption {
7253 const QEMUOption qemu_options[] = {
7254 { "h", 0, QEMU_OPTION_h },
7255 { "help", 0, QEMU_OPTION_h },
7257 { "M", HAS_ARG, QEMU_OPTION_M },
7258 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
7259 { "fda", HAS_ARG, QEMU_OPTION_fda },
7260 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
7261 { "hda", HAS_ARG, QEMU_OPTION_hda },
7262 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
7263 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
7264 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
7265 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
7266 { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
7267 { "sd", HAS_ARG, QEMU_OPTION_sd },
7268 { "pflash", HAS_ARG, QEMU_OPTION_pflash },
7269 { "boot", HAS_ARG, QEMU_OPTION_boot },
7270 { "snapshot", 0, QEMU_OPTION_snapshot },
7272 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
7274 { "m", HAS_ARG, QEMU_OPTION_m },
7275 { "nographic", 0, QEMU_OPTION_nographic },
7276 { "portrait", 0, QEMU_OPTION_portrait },
7277 { "k", HAS_ARG, QEMU_OPTION_k },
7279 { "audio-help", 0, QEMU_OPTION_audio_help },
7280 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
7283 { "net", HAS_ARG, QEMU_OPTION_net},
7285 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
7286 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
7288 { "smb", HAS_ARG, QEMU_OPTION_smb },
7290 { "redir", HAS_ARG, QEMU_OPTION_redir },
7293 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
7294 { "append", HAS_ARG, QEMU_OPTION_append },
7295 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
7297 { "S", 0, QEMU_OPTION_S },
7298 { "s", 0, QEMU_OPTION_s },
7299 { "p", HAS_ARG, QEMU_OPTION_p },
7300 { "d", HAS_ARG, QEMU_OPTION_d },
7301 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
7302 { "L", HAS_ARG, QEMU_OPTION_L },
7303 { "bios", HAS_ARG, QEMU_OPTION_bios },
7304 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
7306 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
7307 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
7309 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7310 { "g", 1, QEMU_OPTION_g },
7312 { "localtime", 0, QEMU_OPTION_localtime },
7313 { "std-vga", 0, QEMU_OPTION_std_vga },
7314 { "echr", HAS_ARG, QEMU_OPTION_echr },
7315 { "monitor", HAS_ARG, QEMU_OPTION_monitor },
7316 { "serial", HAS_ARG, QEMU_OPTION_serial },
7317 { "parallel", HAS_ARG, QEMU_OPTION_parallel },
7318 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
7319 { "full-screen", 0, QEMU_OPTION_full_screen },
7321 { "no-frame", 0, QEMU_OPTION_no_frame },
7322 { "alt-grab", 0, QEMU_OPTION_alt_grab },
7323 { "no-quit", 0, QEMU_OPTION_no_quit },
7325 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
7326 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
7327 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
7328 { "smp", HAS_ARG, QEMU_OPTION_smp },
7329 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
7331 /* temporary options */
7332 { "usb", 0, QEMU_OPTION_usb },
7333 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
7334 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
7335 { "no-acpi", 0, QEMU_OPTION_no_acpi },
7336 { "no-reboot", 0, QEMU_OPTION_no_reboot },
7337 { "show-cursor", 0, QEMU_OPTION_show_cursor },
7338 { "daemonize", 0, QEMU_OPTION_daemonize },
7339 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
7340 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7341 { "semihosting", 0, QEMU_OPTION_semihosting },
7343 { "name", HAS_ARG, QEMU_OPTION_name },
7344 #if defined(TARGET_SPARC)
7345 { "prom-env", HAS_ARG, QEMU_OPTION_prom_env },
7347 #if defined(TARGET_ARM)
7348 { "old-param", 0, QEMU_OPTION_old_param },
7350 { "clock", HAS_ARG, QEMU_OPTION_clock },
7351 { "startdate", HAS_ARG, QEMU_OPTION_startdate },
7355 /* password input */
7357 int qemu_key_check(BlockDriverState *bs, const char *name)
7362 if (!bdrv_is_encrypted(bs))
7365 term_printf("%s is encrypted.\n", name);
7366 for(i = 0; i < 3; i++) {
7367 monitor_readline("Password: ", 1, password, sizeof(password));
7368 if (bdrv_set_key(bs, password) == 0)
7370 term_printf("invalid password\n");
7375 static BlockDriverState *get_bdrv(int index)
7377 BlockDriverState *bs;
7380 bs = bs_table[index];
7381 } else if (index < 6) {
7382 bs = fd_table[index - 4];
7389 static void read_passwords(void)
7391 BlockDriverState *bs;
7394 for(i = 0; i < 6; i++) {
7397 qemu_key_check(bs, bdrv_get_device_name(bs));
7401 /* XXX: currently we cannot use simultaneously different CPUs */
7402 void register_machines(void)
7404 #if defined(TARGET_I386)
7405 qemu_register_machine(&pc_machine);
7406 qemu_register_machine(&isapc_machine);
7407 #elif defined(TARGET_PPC)
7408 qemu_register_machine(&heathrow_machine);
7409 qemu_register_machine(&core99_machine);
7410 qemu_register_machine(&prep_machine);
7411 qemu_register_machine(&ref405ep_machine);
7412 qemu_register_machine(&taihu_machine);
7413 #elif defined(TARGET_MIPS)
7414 qemu_register_machine(&mips_machine);
7415 qemu_register_machine(&mips_malta_machine);
7416 qemu_register_machine(&mips_pica61_machine);
7417 qemu_register_machine(&mips_mipssim_machine);
7418 #elif defined(TARGET_SPARC)
7419 #ifdef TARGET_SPARC64
7420 qemu_register_machine(&sun4u_machine);
7422 qemu_register_machine(&ss5_machine);
7423 qemu_register_machine(&ss10_machine);
7425 #elif defined(TARGET_ARM)
7426 qemu_register_machine(&integratorcp_machine);
7427 qemu_register_machine(&versatilepb_machine);
7428 qemu_register_machine(&versatileab_machine);
7429 qemu_register_machine(&realview_machine);
7430 qemu_register_machine(&akitapda_machine);
7431 qemu_register_machine(&spitzpda_machine);
7432 qemu_register_machine(&borzoipda_machine);
7433 qemu_register_machine(&terrierpda_machine);
7434 qemu_register_machine(&palmte_machine);
7435 qemu_register_machine(&lm3s811evb_machine);
7436 qemu_register_machine(&lm3s6965evb_machine);
7437 #elif defined(TARGET_SH4)
7438 qemu_register_machine(&shix_machine);
7439 qemu_register_machine(&r2d_machine);
7440 #elif defined(TARGET_ALPHA)
7442 #elif defined(TARGET_M68K)
7443 qemu_register_machine(&mcf5208evb_machine);
7444 qemu_register_machine(&an5206_machine);
7445 qemu_register_machine(&dummy_m68k_machine);
7446 #elif defined(TARGET_CRIS)
7447 qemu_register_machine(&bareetraxfs_machine);
7449 #error unsupported CPU
7454 struct soundhw soundhw[] = {
7455 #ifdef HAS_AUDIO_CHOICE
7462 { .init_isa = pcspk_audio_init }
7467 "Creative Sound Blaster 16",
7470 { .init_isa = SB16_init }
7477 "Yamaha YMF262 (OPL3)",
7479 "Yamaha YM3812 (OPL2)",
7483 { .init_isa = Adlib_init }
7490 "Gravis Ultrasound GF1",
7493 { .init_isa = GUS_init }
7499 "ENSONIQ AudioPCI ES1370",
7502 { .init_pci = es1370_init }
7506 { NULL, NULL, 0, 0, { NULL } }
7509 static void select_soundhw (const char *optarg)
7513 if (*optarg == '?') {
7516 printf ("Valid sound card names (comma separated):\n");
7517 for (c = soundhw; c->name; ++c) {
7518 printf ("%-11s %s\n", c->name, c->descr);
7520 printf ("\n-soundhw all will enable all of the above\n");
7521 exit (*optarg != '?');
7529 if (!strcmp (optarg, "all")) {
7530 for (c = soundhw; c->name; ++c) {
7538 e = strchr (p, ',');
7539 l = !e ? strlen (p) : (size_t) (e - p);
7541 for (c = soundhw; c->name; ++c) {
7542 if (!strncmp (c->name, p, l)) {
7551 "Unknown sound card name (too big to show)\n");
7554 fprintf (stderr, "Unknown sound card name `%.*s'\n",
7559 p += l + (e != NULL);
7563 goto show_valid_cards;
7569 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
7571 exit(STATUS_CONTROL_C_EXIT);
7576 #define MAX_NET_CLIENTS 32
7578 int main(int argc, char **argv)
7580 #ifdef CONFIG_GDBSTUB
7582 const char *gdbstub_port;
7584 uint32_t boot_devices_bitmap = 0;
7585 int i, cdrom_index, pflash_index;
7586 int snapshot, linux_boot, net_boot;
7587 const char *initrd_filename;
7588 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
7589 const char *pflash_filename[MAX_PFLASH];
7590 const char *sd_filename;
7591 const char *mtd_filename;
7592 const char *kernel_filename, *kernel_cmdline;
7593 const char *boot_devices = "";
7594 DisplayState *ds = &display_state;
7595 int cyls, heads, secs, translation;
7596 char net_clients[MAX_NET_CLIENTS][256];
7599 const char *r, *optarg;
7600 CharDriverState *monitor_hd;
7601 char monitor_device[128];
7602 char serial_devices[MAX_SERIAL_PORTS][128];
7603 int serial_device_index;
7604 char parallel_devices[MAX_PARALLEL_PORTS][128];
7605 int parallel_device_index;
7606 const char *loadvm = NULL;
7607 QEMUMachine *machine;
7608 const char *cpu_model;
7609 char usb_devices[MAX_USB_CMDLINE][128];
7610 int usb_devices_index;
7612 const char *pid_file = NULL;
7615 LIST_INIT (&vm_change_state_head);
7618 struct sigaction act;
7619 sigfillset(&act.sa_mask);
7621 act.sa_handler = SIG_IGN;
7622 sigaction(SIGPIPE, &act, NULL);
7625 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
7626 /* Note: cpu_interrupt() is currently not SMP safe, so we force
7627 QEMU to run on a single CPU */
7632 h = GetCurrentProcess();
7633 if (GetProcessAffinityMask(h, &mask, &smask)) {
7634 for(i = 0; i < 32; i++) {
7635 if (mask & (1 << i))
7640 SetProcessAffinityMask(h, mask);
7646 register_machines();
7647 machine = first_machine;
7649 initrd_filename = NULL;
7650 for(i = 0; i < MAX_FD; i++)
7651 fd_filename[i] = NULL;
7652 for(i = 0; i < MAX_DISKS; i++)
7653 hd_filename[i] = NULL;
7654 for(i = 0; i < MAX_PFLASH; i++)
7655 pflash_filename[i] = NULL;
7658 mtd_filename = NULL;
7659 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
7660 vga_ram_size = VGA_RAM_SIZE;
7661 #ifdef CONFIG_GDBSTUB
7663 gdbstub_port = DEFAULT_GDBSTUB_PORT;
7667 kernel_filename = NULL;
7668 kernel_cmdline = "";
7674 cyls = heads = secs = 0;
7675 translation = BIOS_ATA_TRANSLATION_AUTO;
7676 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
7678 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
7679 for(i = 1; i < MAX_SERIAL_PORTS; i++)
7680 serial_devices[i][0] = '\0';
7681 serial_device_index = 0;
7683 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
7684 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
7685 parallel_devices[i][0] = '\0';
7686 parallel_device_index = 0;
7688 usb_devices_index = 0;
7693 /* default mac address of the first network interface */
7701 hd_filename[0] = argv[optind++];
7703 const QEMUOption *popt;
7706 /* Treat --foo the same as -foo. */
7709 popt = qemu_options;
7712 fprintf(stderr, "%s: invalid option -- '%s'\n",
7716 if (!strcmp(popt->name, r + 1))
7720 if (popt->flags & HAS_ARG) {
7721 if (optind >= argc) {
7722 fprintf(stderr, "%s: option '%s' requires an argument\n",
7726 optarg = argv[optind++];
7731 switch(popt->index) {
7733 machine = find_machine(optarg);
7736 printf("Supported machines are:\n");
7737 for(m = first_machine; m != NULL; m = m->next) {
7738 printf("%-10s %s%s\n",
7740 m == first_machine ? " (default)" : "");
7742 exit(*optarg != '?');
7745 case QEMU_OPTION_cpu:
7746 /* hw initialization will check this */
7747 if (*optarg == '?') {
7748 /* XXX: implement xxx_cpu_list for targets that still miss it */
7749 #if defined(cpu_list)
7750 cpu_list(stdout, &fprintf);
7757 case QEMU_OPTION_initrd:
7758 initrd_filename = optarg;
7760 case QEMU_OPTION_hda:
7761 case QEMU_OPTION_hdb:
7762 case QEMU_OPTION_hdc:
7763 case QEMU_OPTION_hdd:
7766 hd_index = popt->index - QEMU_OPTION_hda;
7767 hd_filename[hd_index] = optarg;
7768 if (hd_index == cdrom_index)
7772 case QEMU_OPTION_mtdblock:
7773 mtd_filename = optarg;
7775 case QEMU_OPTION_sd:
7776 sd_filename = optarg;
7778 case QEMU_OPTION_pflash:
7779 if (pflash_index >= MAX_PFLASH) {
7780 fprintf(stderr, "qemu: too many parallel flash images\n");
7783 pflash_filename[pflash_index++] = optarg;
7785 case QEMU_OPTION_snapshot:
7788 case QEMU_OPTION_hdachs:
7792 cyls = strtol(p, (char **)&p, 0);
7793 if (cyls < 1 || cyls > 16383)
7798 heads = strtol(p, (char **)&p, 0);
7799 if (heads < 1 || heads > 16)
7804 secs = strtol(p, (char **)&p, 0);
7805 if (secs < 1 || secs > 63)
7809 if (!strcmp(p, "none"))
7810 translation = BIOS_ATA_TRANSLATION_NONE;
7811 else if (!strcmp(p, "lba"))
7812 translation = BIOS_ATA_TRANSLATION_LBA;
7813 else if (!strcmp(p, "auto"))
7814 translation = BIOS_ATA_TRANSLATION_AUTO;
7817 } else if (*p != '\0') {
7819 fprintf(stderr, "qemu: invalid physical CHS format\n");
7824 case QEMU_OPTION_nographic:
7825 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
7826 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
7827 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
7830 case QEMU_OPTION_portrait:
7833 case QEMU_OPTION_kernel:
7834 kernel_filename = optarg;
7836 case QEMU_OPTION_append:
7837 kernel_cmdline = optarg;
7839 case QEMU_OPTION_cdrom:
7840 if (cdrom_index >= 0) {
7841 hd_filename[cdrom_index] = optarg;
7844 case QEMU_OPTION_boot:
7845 boot_devices = optarg;
7846 /* We just do some generic consistency checks */
7848 /* Could easily be extended to 64 devices if needed */
7849 const unsigned char *p;
7851 boot_devices_bitmap = 0;
7852 for (p = boot_devices; *p != '\0'; p++) {
7853 /* Allowed boot devices are:
7854 * a b : floppy disk drives
7855 * c ... f : IDE disk drives
7856 * g ... m : machine implementation dependant drives
7857 * n ... p : network devices
7858 * It's up to each machine implementation to check
7859 * if the given boot devices match the actual hardware
7860 * implementation and firmware features.
7862 if (*p < 'a' || *p > 'q') {
7863 fprintf(stderr, "Invalid boot device '%c'\n", *p);
7866 if (boot_devices_bitmap & (1 << (*p - 'a'))) {
7868 "Boot device '%c' was given twice\n",*p);
7871 boot_devices_bitmap |= 1 << (*p - 'a');
7875 case QEMU_OPTION_fda:
7876 fd_filename[0] = optarg;
7878 case QEMU_OPTION_fdb:
7879 fd_filename[1] = optarg;
7882 case QEMU_OPTION_no_fd_bootchk:
7886 case QEMU_OPTION_no_code_copy:
7887 code_copy_enabled = 0;
7889 case QEMU_OPTION_net:
7890 if (nb_net_clients >= MAX_NET_CLIENTS) {
7891 fprintf(stderr, "qemu: too many network clients\n");
7894 pstrcpy(net_clients[nb_net_clients],
7895 sizeof(net_clients[0]),
7900 case QEMU_OPTION_tftp:
7901 tftp_prefix = optarg;
7903 case QEMU_OPTION_bootp:
7904 bootp_filename = optarg;
7907 case QEMU_OPTION_smb:
7908 net_slirp_smb(optarg);
7911 case QEMU_OPTION_redir:
7912 net_slirp_redir(optarg);
7916 case QEMU_OPTION_audio_help:
7920 case QEMU_OPTION_soundhw:
7921 select_soundhw (optarg);
7928 ram_size = atoi(optarg) * 1024 * 1024;
7931 if (ram_size > PHYS_RAM_MAX_SIZE) {
7932 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
7933 PHYS_RAM_MAX_SIZE / (1024 * 1024));
7942 mask = cpu_str_to_log_mask(optarg);
7944 printf("Log items (comma separated):\n");
7945 for(item = cpu_log_items; item->mask != 0; item++) {
7946 printf("%-10s %s\n", item->name, item->help);
7953 #ifdef CONFIG_GDBSTUB
7958 gdbstub_port = optarg;
7964 case QEMU_OPTION_bios:
7971 keyboard_layout = optarg;
7973 case QEMU_OPTION_localtime:
7976 case QEMU_OPTION_cirrusvga:
7977 cirrus_vga_enabled = 1;
7980 case QEMU_OPTION_vmsvga:
7981 cirrus_vga_enabled = 0;
7984 case QEMU_OPTION_std_vga:
7985 cirrus_vga_enabled = 0;
7993 w = strtol(p, (char **)&p, 10);
7996 fprintf(stderr, "qemu: invalid resolution or depth\n");
8002 h = strtol(p, (char **)&p, 10);
8007 depth = strtol(p, (char **)&p, 10);
8008 if (depth != 8 && depth != 15 && depth != 16 &&
8009 depth != 24 && depth != 32)
8011 } else if (*p == '\0') {
8012 depth = graphic_depth;
8019 graphic_depth = depth;
8022 case QEMU_OPTION_echr:
8025 term_escape_char = strtol(optarg, &r, 0);
8027 printf("Bad argument to echr\n");
8030 case QEMU_OPTION_monitor:
8031 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
8033 case QEMU_OPTION_serial:
8034 if (serial_device_index >= MAX_SERIAL_PORTS) {
8035 fprintf(stderr, "qemu: too many serial ports\n");
8038 pstrcpy(serial_devices[serial_device_index],
8039 sizeof(serial_devices[0]), optarg);
8040 serial_device_index++;
8042 case QEMU_OPTION_parallel:
8043 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
8044 fprintf(stderr, "qemu: too many parallel ports\n");
8047 pstrcpy(parallel_devices[parallel_device_index],
8048 sizeof(parallel_devices[0]), optarg);
8049 parallel_device_index++;
8051 case QEMU_OPTION_loadvm:
8054 case QEMU_OPTION_full_screen:
8058 case QEMU_OPTION_no_frame:
8061 case QEMU_OPTION_alt_grab:
8064 case QEMU_OPTION_no_quit:
8068 case QEMU_OPTION_pidfile:
8072 case QEMU_OPTION_win2k_hack:
8073 win2k_install_hack = 1;
8077 case QEMU_OPTION_no_kqemu:
8080 case QEMU_OPTION_kernel_kqemu:
8084 case QEMU_OPTION_usb:
8087 case QEMU_OPTION_usbdevice:
8089 if (usb_devices_index >= MAX_USB_CMDLINE) {
8090 fprintf(stderr, "Too many USB devices\n");
8093 pstrcpy(usb_devices[usb_devices_index],
8094 sizeof(usb_devices[usb_devices_index]),
8096 usb_devices_index++;
8098 case QEMU_OPTION_smp:
8099 smp_cpus = atoi(optarg);
8100 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
8101 fprintf(stderr, "Invalid number of CPUs\n");
8105 case QEMU_OPTION_vnc:
8106 vnc_display = optarg;
8108 case QEMU_OPTION_no_acpi:
8111 case QEMU_OPTION_no_reboot:
8114 case QEMU_OPTION_show_cursor:
8117 case QEMU_OPTION_daemonize:
8120 case QEMU_OPTION_option_rom:
8121 if (nb_option_roms >= MAX_OPTION_ROMS) {
8122 fprintf(stderr, "Too many option ROMs\n");
8125 option_rom[nb_option_roms] = optarg;
8128 case QEMU_OPTION_semihosting:
8129 semihosting_enabled = 1;
8131 case QEMU_OPTION_name:
8135 case QEMU_OPTION_prom_env:
8136 if (nb_prom_envs >= MAX_PROM_ENVS) {
8137 fprintf(stderr, "Too many prom variables\n");
8140 prom_envs[nb_prom_envs] = optarg;
8145 case QEMU_OPTION_old_param:
8148 case QEMU_OPTION_clock:
8149 configure_alarms(optarg);
8151 case QEMU_OPTION_startdate:
8154 if (!strcmp(optarg, "now")) {
8155 rtc_start_date = -1;
8157 if (sscanf(optarg, "%d-%d-%dT%d:%d:%d",
8165 } else if (sscanf(optarg, "%d-%d-%d",
8168 &tm.tm_mday) == 3) {
8177 rtc_start_date = mktimegm(&tm);
8178 if (rtc_start_date == -1) {
8180 fprintf(stderr, "Invalid date format. Valid format are:\n"
8181 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8192 if (daemonize && !nographic && vnc_display == NULL) {
8193 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
8200 if (pipe(fds) == -1)
8211 len = read(fds[0], &status, 1);
8212 if (len == -1 && (errno == EINTR))
8217 else if (status == 1) {
8218 fprintf(stderr, "Could not acquire pidfile\n");
8236 signal(SIGTSTP, SIG_IGN);
8237 signal(SIGTTOU, SIG_IGN);
8238 signal(SIGTTIN, SIG_IGN);
8242 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
8245 write(fds[1], &status, 1);
8247 fprintf(stderr, "Could not acquire pid file\n");
8255 linux_boot = (kernel_filename != NULL);
8256 net_boot = (boot_devices_bitmap >> ('n' - 'a')) && 0xF;
8258 /* XXX: this should not be: some embedded targets just have flash */
8259 if (!linux_boot && net_boot == 0 &&
8260 hd_filename[0] == '\0' &&
8261 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
8262 fd_filename[0] == '\0')
8265 /* boot to floppy or the default cd if no hard disk defined yet */
8266 if (!boot_devices[0]) {
8267 if (hd_filename[0] != '\0')
8269 else if (fd_filename[0] != '\0')
8274 setvbuf(stdout, NULL, _IOLBF, 0);
8284 /* init network clients */
8285 if (nb_net_clients == 0) {
8286 /* if no clients, we use a default config */
8287 pstrcpy(net_clients[0], sizeof(net_clients[0]),
8289 pstrcpy(net_clients[1], sizeof(net_clients[0]),
8294 for(i = 0;i < nb_net_clients; i++) {
8295 if (net_client_init(net_clients[i]) < 0)
8298 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8299 if (vlan->nb_guest_devs == 0 && vlan->nb_host_devs == 0)
8301 if (vlan->nb_guest_devs == 0) {
8302 fprintf(stderr, "Invalid vlan (%d) with no nics\n", vlan->id);
8305 if (vlan->nb_host_devs == 0)
8307 "Warning: vlan %d is not connected to host network\n",
8312 /* XXX: this should be moved in the PC machine instanciation code */
8313 if (net_boot != 0) {
8315 for (i = 0; i < nb_nics && i < 4; i++) {
8316 const char *model = nd_table[i].model;
8318 if (net_boot & (1 << i)) {
8321 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
8322 if (get_image_size(buf) > 0) {
8323 if (nb_option_roms >= MAX_OPTION_ROMS) {
8324 fprintf(stderr, "Too many option ROMs\n");
8327 option_rom[nb_option_roms] = strdup(buf);
8334 fprintf(stderr, "No valid PXE rom found for network device\n");
8340 /* init the memory */
8341 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
8343 phys_ram_base = qemu_vmalloc(phys_ram_size);
8344 if (!phys_ram_base) {
8345 fprintf(stderr, "Could not allocate physical memory\n");
8349 /* we always create the cdrom drive, even if no disk is there */
8351 if (cdrom_index >= 0) {
8352 bs_table[cdrom_index] = bdrv_new("cdrom");
8353 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
8356 /* open the virtual block devices */
8357 for(i = 0; i < MAX_DISKS; i++) {
8358 if (hd_filename[i]) {
8361 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
8362 bs_table[i] = bdrv_new(buf);
8364 if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8365 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
8369 if (i == 0 && cyls != 0) {
8370 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
8371 bdrv_set_translation_hint(bs_table[i], translation);
8376 /* we always create at least one floppy disk */
8377 fd_table[0] = bdrv_new("fda");
8378 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
8380 for(i = 0; i < MAX_FD; i++) {
8381 if (fd_filename[i]) {
8384 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
8385 fd_table[i] = bdrv_new(buf);
8386 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
8388 if (fd_filename[i][0] != '\0') {
8389 if (bdrv_open(fd_table[i], fd_filename[i],
8390 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8391 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
8399 /* Open the virtual parallel flash block devices */
8400 for(i = 0; i < MAX_PFLASH; i++) {
8401 if (pflash_filename[i]) {
8402 if (!pflash_table[i]) {
8404 snprintf(buf, sizeof(buf), "fl%c", i + 'a');
8405 pflash_table[i] = bdrv_new(buf);
8407 if (bdrv_open(pflash_table[i], pflash_filename[i],
8408 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8409 fprintf(stderr, "qemu: could not open flash image '%s'\n",
8410 pflash_filename[i]);
8416 sd_bdrv = bdrv_new ("sd");
8417 /* FIXME: This isn't really a floppy, but it's a reasonable
8419 bdrv_set_type_hint(sd_bdrv, BDRV_TYPE_FLOPPY);
8421 if (bdrv_open(sd_bdrv, sd_filename,
8422 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
8423 fprintf(stderr, "qemu: could not open SD card image %s\n",
8426 qemu_key_check(sd_bdrv, sd_filename);
8430 mtd_bdrv = bdrv_new ("mtd");
8431 if (bdrv_open(mtd_bdrv, mtd_filename,
8432 snapshot ? BDRV_O_SNAPSHOT : 0) < 0 ||
8433 qemu_key_check(mtd_bdrv, mtd_filename)) {
8434 fprintf(stderr, "qemu: could not open Flash image %s\n",
8436 bdrv_delete(mtd_bdrv);
8441 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
8442 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
8447 memset(&display_state, 0, sizeof(display_state));
8449 /* nearly nothing to do */
8450 dumb_display_init(ds);
8451 } else if (vnc_display != NULL) {
8452 vnc_display_init(ds);
8453 if (vnc_display_open(ds, vnc_display) < 0)
8456 #if defined(CONFIG_SDL)
8457 sdl_display_init(ds, full_screen, no_frame);
8458 #elif defined(CONFIG_COCOA)
8459 cocoa_display_init(ds, full_screen);
8463 /* Maintain compatibility with multiple stdio monitors */
8464 if (!strcmp(monitor_device,"stdio")) {
8465 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
8466 if (!strcmp(serial_devices[i],"mon:stdio")) {
8467 monitor_device[0] = '\0';
8469 } else if (!strcmp(serial_devices[i],"stdio")) {
8470 monitor_device[0] = '\0';
8471 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
8476 if (monitor_device[0] != '\0') {
8477 monitor_hd = qemu_chr_open(monitor_device);
8479 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
8482 monitor_init(monitor_hd, !nographic);
8485 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
8486 const char *devname = serial_devices[i];
8487 if (devname[0] != '\0' && strcmp(devname, "none")) {
8488 serial_hds[i] = qemu_chr_open(devname);
8489 if (!serial_hds[i]) {
8490 fprintf(stderr, "qemu: could not open serial device '%s'\n",
8494 if (strstart(devname, "vc", 0))
8495 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
8499 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
8500 const char *devname = parallel_devices[i];
8501 if (devname[0] != '\0' && strcmp(devname, "none")) {
8502 parallel_hds[i] = qemu_chr_open(devname);
8503 if (!parallel_hds[i]) {
8504 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
8508 if (strstart(devname, "vc", 0))
8509 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
8513 machine->init(ram_size, vga_ram_size, boot_devices,
8514 ds, fd_filename, snapshot,
8515 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
8517 /* init USB devices */
8519 for(i = 0; i < usb_devices_index; i++) {
8520 if (usb_device_add(usb_devices[i]) < 0) {
8521 fprintf(stderr, "Warning: could not add USB device %s\n",
8527 if (display_state.dpy_refresh) {
8528 display_state.gui_timer = qemu_new_timer(rt_clock, gui_update, &display_state);
8529 qemu_mod_timer(display_state.gui_timer, qemu_get_clock(rt_clock));
8532 #ifdef CONFIG_GDBSTUB
8534 /* XXX: use standard host:port notation and modify options
8536 if (gdbserver_start(gdbstub_port) < 0) {
8537 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
8548 /* XXX: simplify init */
8561 len = write(fds[1], &status, 1);
8562 if (len == -1 && (errno == EINTR))
8568 TFR(fd = open("/dev/null", O_RDWR));
8582 #if !defined(_WIN32)
8583 /* close network clients */
8584 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8585 VLANClientState *vc;
8587 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
8588 if (vc->fd_read == tap_receive) {
8590 TAPState *s = vc->opaque;
8592 if (sscanf(vc->info_str, "tap: ifname=%63s ", ifname) == 1 &&
8594 launch_script(s->down_script, ifname, s->fd);