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>
53 #include <linux/if_tun.h>
56 #include <linux/rtc.h>
57 #include <linux/ppdev.h>
58 #include <linux/parport.h>
61 #include <sys/ethernet.h>
62 #include <sys/sockio.h>
63 #include <arpa/inet.h>
64 #include <netinet/arp.h>
65 #include <netinet/in.h>
66 #include <netinet/in_systm.h>
67 #include <netinet/ip.h>
68 #include <netinet/ip_icmp.h> // must come after ip.h
69 #include <netinet/udp.h>
70 #include <netinet/tcp.h>
78 #if defined(CONFIG_SLIRP)
84 #include <sys/timeb.h>
86 #define getopt_long_only getopt_long
87 #define memalign(align, size) malloc(size)
90 #include "qemu_socket.h"
96 #endif /* CONFIG_SDL */
100 #define main qemu_main
101 #endif /* CONFIG_COCOA */
105 #include "exec-all.h"
107 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
109 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
111 #define SMBD_COMMAND "/usr/sbin/smbd"
114 //#define DEBUG_UNUSED_IOPORT
115 //#define DEBUG_IOPORT
117 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
120 #define DEFAULT_RAM_SIZE 144
122 #define DEFAULT_RAM_SIZE 128
125 #define GUI_REFRESH_INTERVAL 30
127 /* Max number of USB devices that can be specified on the commandline. */
128 #define MAX_USB_CMDLINE 8
130 /* XXX: use a two level table to limit memory usage */
131 #define MAX_IOPORTS 65536
133 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
134 char phys_ram_file[1024];
135 void *ioport_opaque[MAX_IOPORTS];
136 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
137 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
138 /* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
139 to store the VM snapshots */
140 BlockDriverState *bs_table[MAX_DISKS + 1], *fd_table[MAX_FD];
141 /* point to the block driver where the snapshots are managed */
142 BlockDriverState *bs_snapshots;
144 static DisplayState display_state;
146 const char* keyboard_layout = NULL;
147 int64_t ticks_per_sec;
148 int boot_device = 'c';
150 int pit_min_timer_count = 0;
152 NICInfo nd_table[MAX_NICS];
153 QEMUTimer *gui_timer;
156 int cirrus_vga_enabled = 1;
158 int graphic_width = 1024;
159 int graphic_height = 768;
161 int graphic_width = 800;
162 int graphic_height = 600;
164 int graphic_depth = 15;
168 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
169 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
171 int win2k_install_hack = 0;
174 static VLANState *first_vlan;
176 const char *vnc_display;
177 #if defined(TARGET_SPARC)
179 #elif defined(TARGET_I386)
184 int acpi_enabled = 1;
188 const char *option_rom[MAX_OPTION_ROMS];
190 int semihosting_enabled = 0;
193 /***********************************************************/
194 /* x86 ISA bus support */
196 target_phys_addr_t isa_mem_base = 0;
199 uint32_t default_ioport_readb(void *opaque, uint32_t address)
201 #ifdef DEBUG_UNUSED_IOPORT
202 fprintf(stderr, "unused inb: port=0x%04x\n", address);
207 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
209 #ifdef DEBUG_UNUSED_IOPORT
210 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
214 /* default is to make two byte accesses */
215 uint32_t default_ioport_readw(void *opaque, uint32_t address)
218 data = ioport_read_table[0][address](ioport_opaque[address], address);
219 address = (address + 1) & (MAX_IOPORTS - 1);
220 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
224 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
226 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
227 address = (address + 1) & (MAX_IOPORTS - 1);
228 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
231 uint32_t default_ioport_readl(void *opaque, uint32_t address)
233 #ifdef DEBUG_UNUSED_IOPORT
234 fprintf(stderr, "unused inl: port=0x%04x\n", address);
239 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
241 #ifdef DEBUG_UNUSED_IOPORT
242 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
246 void init_ioports(void)
250 for(i = 0; i < MAX_IOPORTS; i++) {
251 ioport_read_table[0][i] = default_ioport_readb;
252 ioport_write_table[0][i] = default_ioport_writeb;
253 ioport_read_table[1][i] = default_ioport_readw;
254 ioport_write_table[1][i] = default_ioport_writew;
255 ioport_read_table[2][i] = default_ioport_readl;
256 ioport_write_table[2][i] = default_ioport_writel;
260 /* size is the word size in byte */
261 int register_ioport_read(int start, int length, int size,
262 IOPortReadFunc *func, void *opaque)
268 } else if (size == 2) {
270 } else if (size == 4) {
273 hw_error("register_ioport_read: invalid size");
276 for(i = start; i < start + length; i += size) {
277 ioport_read_table[bsize][i] = func;
278 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
279 hw_error("register_ioport_read: invalid opaque");
280 ioport_opaque[i] = opaque;
285 /* size is the word size in byte */
286 int register_ioport_write(int start, int length, int size,
287 IOPortWriteFunc *func, void *opaque)
293 } else if (size == 2) {
295 } else if (size == 4) {
298 hw_error("register_ioport_write: invalid size");
301 for(i = start; i < start + length; i += size) {
302 ioport_write_table[bsize][i] = func;
303 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
304 hw_error("register_ioport_write: invalid opaque");
305 ioport_opaque[i] = opaque;
310 void isa_unassign_ioport(int start, int length)
314 for(i = start; i < start + length; i++) {
315 ioport_read_table[0][i] = default_ioport_readb;
316 ioport_read_table[1][i] = default_ioport_readw;
317 ioport_read_table[2][i] = default_ioport_readl;
319 ioport_write_table[0][i] = default_ioport_writeb;
320 ioport_write_table[1][i] = default_ioport_writew;
321 ioport_write_table[2][i] = default_ioport_writel;
325 /***********************************************************/
327 void cpu_outb(CPUState *env, int addr, int val)
330 if (loglevel & CPU_LOG_IOPORT)
331 fprintf(logfile, "outb: %04x %02x\n", addr, val);
333 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
336 env->last_io_time = cpu_get_time_fast();
340 void cpu_outw(CPUState *env, int addr, int val)
343 if (loglevel & CPU_LOG_IOPORT)
344 fprintf(logfile, "outw: %04x %04x\n", addr, val);
346 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
349 env->last_io_time = cpu_get_time_fast();
353 void cpu_outl(CPUState *env, int addr, int val)
356 if (loglevel & CPU_LOG_IOPORT)
357 fprintf(logfile, "outl: %04x %08x\n", addr, val);
359 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
362 env->last_io_time = cpu_get_time_fast();
366 int cpu_inb(CPUState *env, int addr)
369 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
371 if (loglevel & CPU_LOG_IOPORT)
372 fprintf(logfile, "inb : %04x %02x\n", addr, val);
376 env->last_io_time = cpu_get_time_fast();
381 int cpu_inw(CPUState *env, int addr)
384 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
386 if (loglevel & CPU_LOG_IOPORT)
387 fprintf(logfile, "inw : %04x %04x\n", addr, val);
391 env->last_io_time = cpu_get_time_fast();
396 int cpu_inl(CPUState *env, int addr)
399 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
401 if (loglevel & CPU_LOG_IOPORT)
402 fprintf(logfile, "inl : %04x %08x\n", addr, val);
406 env->last_io_time = cpu_get_time_fast();
411 /***********************************************************/
412 void hw_error(const char *fmt, ...)
418 fprintf(stderr, "qemu: hardware error: ");
419 vfprintf(stderr, fmt, ap);
420 fprintf(stderr, "\n");
421 for(env = first_cpu; env != NULL; env = env->next_cpu) {
422 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
424 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
426 cpu_dump_state(env, stderr, fprintf, 0);
433 /***********************************************************/
436 static QEMUPutKBDEvent *qemu_put_kbd_event;
437 static void *qemu_put_kbd_event_opaque;
438 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
439 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
441 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
443 qemu_put_kbd_event_opaque = opaque;
444 qemu_put_kbd_event = func;
447 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
448 void *opaque, int absolute,
451 QEMUPutMouseEntry *s, *cursor;
453 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
457 s->qemu_put_mouse_event = func;
458 s->qemu_put_mouse_event_opaque = opaque;
459 s->qemu_put_mouse_event_absolute = absolute;
460 s->qemu_put_mouse_event_name = qemu_strdup(name);
463 if (!qemu_put_mouse_event_head) {
464 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
468 cursor = qemu_put_mouse_event_head;
469 while (cursor->next != NULL)
470 cursor = cursor->next;
473 qemu_put_mouse_event_current = s;
478 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
480 QEMUPutMouseEntry *prev = NULL, *cursor;
482 if (!qemu_put_mouse_event_head || entry == NULL)
485 cursor = qemu_put_mouse_event_head;
486 while (cursor != NULL && cursor != entry) {
488 cursor = cursor->next;
491 if (cursor == NULL) // does not exist or list empty
493 else if (prev == NULL) { // entry is head
494 qemu_put_mouse_event_head = cursor->next;
495 if (qemu_put_mouse_event_current == entry)
496 qemu_put_mouse_event_current = cursor->next;
497 qemu_free(entry->qemu_put_mouse_event_name);
502 prev->next = entry->next;
504 if (qemu_put_mouse_event_current == entry)
505 qemu_put_mouse_event_current = prev;
507 qemu_free(entry->qemu_put_mouse_event_name);
511 void kbd_put_keycode(int keycode)
513 if (qemu_put_kbd_event) {
514 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
518 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
520 QEMUPutMouseEvent *mouse_event;
521 void *mouse_event_opaque;
523 if (!qemu_put_mouse_event_current) {
528 qemu_put_mouse_event_current->qemu_put_mouse_event;
530 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
533 mouse_event(mouse_event_opaque, dx, dy, dz, buttons_state);
537 int kbd_mouse_is_absolute(void)
539 if (!qemu_put_mouse_event_current)
542 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
545 void do_info_mice(void)
547 QEMUPutMouseEntry *cursor;
550 if (!qemu_put_mouse_event_head) {
551 term_printf("No mouse devices connected\n");
555 term_printf("Mouse devices available:\n");
556 cursor = qemu_put_mouse_event_head;
557 while (cursor != NULL) {
558 term_printf("%c Mouse #%d: %s\n",
559 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
560 index, cursor->qemu_put_mouse_event_name);
562 cursor = cursor->next;
566 void do_mouse_set(int index)
568 QEMUPutMouseEntry *cursor;
571 if (!qemu_put_mouse_event_head) {
572 term_printf("No mouse devices connected\n");
576 cursor = qemu_put_mouse_event_head;
577 while (cursor != NULL && index != i) {
579 cursor = cursor->next;
583 qemu_put_mouse_event_current = cursor;
585 term_printf("Mouse at given index not found\n");
588 /* compute with 96 bit intermediate result: (a*b)/c */
589 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
594 #ifdef WORDS_BIGENDIAN
604 rl = (uint64_t)u.l.low * (uint64_t)b;
605 rh = (uint64_t)u.l.high * (uint64_t)b;
608 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
612 /***********************************************************/
613 /* real time host monotonic timer */
615 #define QEMU_TIMER_BASE 1000000000LL
619 static int64_t clock_freq;
621 static void init_get_clock(void)
625 ret = QueryPerformanceFrequency(&freq);
627 fprintf(stderr, "Could not calibrate ticks\n");
630 clock_freq = freq.QuadPart;
633 static int64_t get_clock(void)
636 QueryPerformanceCounter(&ti);
637 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
642 static int use_rt_clock;
644 static void init_get_clock(void)
647 #if defined(__linux__)
650 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
657 static int64_t get_clock(void)
659 #if defined(__linux__)
662 clock_gettime(CLOCK_MONOTONIC, &ts);
663 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
667 /* XXX: using gettimeofday leads to problems if the date
668 changes, so it should be avoided. */
670 gettimeofday(&tv, NULL);
671 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
677 /***********************************************************/
678 /* guest cycle counter */
680 static int64_t cpu_ticks_prev;
681 static int64_t cpu_ticks_offset;
682 static int64_t cpu_clock_offset;
683 static int cpu_ticks_enabled;
685 /* return the host CPU cycle counter and handle stop/restart */
686 int64_t cpu_get_ticks(void)
688 if (!cpu_ticks_enabled) {
689 return cpu_ticks_offset;
692 ticks = cpu_get_real_ticks();
693 if (cpu_ticks_prev > ticks) {
694 /* Note: non increasing ticks may happen if the host uses
696 cpu_ticks_offset += cpu_ticks_prev - ticks;
698 cpu_ticks_prev = ticks;
699 return ticks + cpu_ticks_offset;
703 /* return the host CPU monotonic timer and handle stop/restart */
704 static int64_t cpu_get_clock(void)
707 if (!cpu_ticks_enabled) {
708 return cpu_clock_offset;
711 return ti + cpu_clock_offset;
715 /* enable cpu_get_ticks() */
716 void cpu_enable_ticks(void)
718 if (!cpu_ticks_enabled) {
719 cpu_ticks_offset -= cpu_get_real_ticks();
720 cpu_clock_offset -= get_clock();
721 cpu_ticks_enabled = 1;
725 /* disable cpu_get_ticks() : the clock is stopped. You must not call
726 cpu_get_ticks() after that. */
727 void cpu_disable_ticks(void)
729 if (cpu_ticks_enabled) {
730 cpu_ticks_offset = cpu_get_ticks();
731 cpu_clock_offset = cpu_get_clock();
732 cpu_ticks_enabled = 0;
736 /***********************************************************/
739 #define QEMU_TIMER_REALTIME 0
740 #define QEMU_TIMER_VIRTUAL 1
744 /* XXX: add frequency */
752 struct QEMUTimer *next;
758 static QEMUTimer *active_timers[2];
760 static MMRESULT timerID;
761 static HANDLE host_alarm = NULL;
762 static unsigned int period = 1;
764 /* frequency of the times() clock tick */
765 static int timer_freq;
768 QEMUClock *qemu_new_clock(int type)
771 clock = qemu_mallocz(sizeof(QEMUClock));
778 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
782 ts = qemu_mallocz(sizeof(QEMUTimer));
789 void qemu_free_timer(QEMUTimer *ts)
794 /* stop a timer, but do not dealloc it */
795 void qemu_del_timer(QEMUTimer *ts)
799 /* NOTE: this code must be signal safe because
800 qemu_timer_expired() can be called from a signal. */
801 pt = &active_timers[ts->clock->type];
814 /* modify the current timer so that it will be fired when current_time
815 >= expire_time. The corresponding callback will be called. */
816 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
822 /* add the timer in the sorted list */
823 /* NOTE: this code must be signal safe because
824 qemu_timer_expired() can be called from a signal. */
825 pt = &active_timers[ts->clock->type];
830 if (t->expire_time > expire_time)
834 ts->expire_time = expire_time;
839 int qemu_timer_pending(QEMUTimer *ts)
842 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
849 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
853 return (timer_head->expire_time <= current_time);
856 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
862 if (!ts || ts->expire_time > current_time)
864 /* remove timer from the list before calling the callback */
865 *ptimer_head = ts->next;
868 /* run the callback (the timer list can be modified) */
873 int64_t qemu_get_clock(QEMUClock *clock)
875 switch(clock->type) {
876 case QEMU_TIMER_REALTIME:
877 return get_clock() / 1000000;
879 case QEMU_TIMER_VIRTUAL:
880 return cpu_get_clock();
884 static void init_timers(void)
887 ticks_per_sec = QEMU_TIMER_BASE;
888 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
889 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
893 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
895 uint64_t expire_time;
897 if (qemu_timer_pending(ts)) {
898 expire_time = ts->expire_time;
902 qemu_put_be64(f, expire_time);
905 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
907 uint64_t expire_time;
909 expire_time = qemu_get_be64(f);
910 if (expire_time != -1) {
911 qemu_mod_timer(ts, expire_time);
917 static void timer_save(QEMUFile *f, void *opaque)
919 if (cpu_ticks_enabled) {
920 hw_error("cannot save state if virtual timers are running");
922 qemu_put_be64s(f, &cpu_ticks_offset);
923 qemu_put_be64s(f, &ticks_per_sec);
924 qemu_put_be64s(f, &cpu_clock_offset);
927 static int timer_load(QEMUFile *f, void *opaque, int version_id)
929 if (version_id != 1 && version_id != 2)
931 if (cpu_ticks_enabled) {
934 qemu_get_be64s(f, &cpu_ticks_offset);
935 qemu_get_be64s(f, &ticks_per_sec);
936 if (version_id == 2) {
937 qemu_get_be64s(f, &cpu_clock_offset);
943 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
944 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
946 static void host_alarm_handler(int host_signum)
950 #define DISP_FREQ 1000
952 static int64_t delta_min = INT64_MAX;
953 static int64_t delta_max, delta_cum, last_clock, delta, ti;
955 ti = qemu_get_clock(vm_clock);
956 if (last_clock != 0) {
957 delta = ti - last_clock;
958 if (delta < delta_min)
960 if (delta > delta_max)
963 if (++count == DISP_FREQ) {
964 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
965 muldiv64(delta_min, 1000000, ticks_per_sec),
966 muldiv64(delta_max, 1000000, ticks_per_sec),
967 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
968 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
970 delta_min = INT64_MAX;
978 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
979 qemu_get_clock(vm_clock)) ||
980 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
981 qemu_get_clock(rt_clock))) {
983 SetEvent(host_alarm);
985 CPUState *env = cpu_single_env;
987 /* stop the currently executing cpu because a timer occured */
988 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
990 if (env->kqemu_enabled) {
991 kqemu_cpu_interrupt(env);
1000 #if defined(__linux__)
1002 #define RTC_FREQ 1024
1006 static int start_rtc_timer(void)
1008 rtc_fd = open("/dev/rtc", O_RDONLY);
1011 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1012 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1013 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1014 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1017 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1022 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
1028 static int start_rtc_timer(void)
1033 #endif /* !defined(__linux__) */
1035 #endif /* !defined(_WIN32) */
1037 static void init_timer_alarm(void)
1044 ZeroMemory(&tc, sizeof(TIMECAPS));
1045 timeGetDevCaps(&tc, sizeof(TIMECAPS));
1046 if (period < tc.wPeriodMin)
1047 period = tc.wPeriodMin;
1048 timeBeginPeriod(period);
1049 timerID = timeSetEvent(1, // interval (ms)
1050 period, // resolution
1051 host_alarm_handler, // function
1052 (DWORD)&count, // user parameter
1053 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
1055 perror("failed timer alarm");
1058 host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1060 perror("failed CreateEvent");
1063 qemu_add_wait_object(host_alarm, NULL, NULL);
1065 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
1068 struct sigaction act;
1069 struct itimerval itv;
1071 /* get times() syscall frequency */
1072 timer_freq = sysconf(_SC_CLK_TCK);
1075 sigfillset(&act.sa_mask);
1077 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1078 act.sa_flags |= SA_ONSTACK;
1080 act.sa_handler = host_alarm_handler;
1081 sigaction(SIGALRM, &act, NULL);
1083 itv.it_interval.tv_sec = 0;
1084 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
1085 itv.it_value.tv_sec = 0;
1086 itv.it_value.tv_usec = 10 * 1000;
1087 setitimer(ITIMER_REAL, &itv, NULL);
1088 /* we probe the tick duration of the kernel to inform the user if
1089 the emulated kernel requested a too high timer frequency */
1090 getitimer(ITIMER_REAL, &itv);
1092 #if defined(__linux__)
1093 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1094 have timers with 1 ms resolution. The correct solution will
1095 be to use the POSIX real time timers available in recent
1097 if (itv.it_interval.tv_usec > 1000 || 1) {
1098 /* try to use /dev/rtc to have a faster timer */
1099 if (start_rtc_timer() < 0)
1101 /* disable itimer */
1102 itv.it_interval.tv_sec = 0;
1103 itv.it_interval.tv_usec = 0;
1104 itv.it_value.tv_sec = 0;
1105 itv.it_value.tv_usec = 0;
1106 setitimer(ITIMER_REAL, &itv, NULL);
1109 sigaction(SIGIO, &act, NULL);
1110 fcntl(rtc_fd, F_SETFL, O_ASYNC);
1111 fcntl(rtc_fd, F_SETOWN, getpid());
1113 #endif /* defined(__linux__) */
1116 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1117 PIT_FREQ) / 1000000;
1123 void quit_timers(void)
1126 timeKillEvent(timerID);
1127 timeEndPeriod(period);
1129 CloseHandle(host_alarm);
1135 /***********************************************************/
1136 /* character device */
1138 static void qemu_chr_event(CharDriverState *s, int event)
1142 s->chr_event(s->handler_opaque, event);
1145 static void qemu_chr_reset_bh(void *opaque)
1147 CharDriverState *s = opaque;
1148 qemu_chr_event(s, CHR_EVENT_RESET);
1149 qemu_bh_delete(s->bh);
1153 void qemu_chr_reset(CharDriverState *s)
1155 if (s->bh == NULL) {
1156 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1157 qemu_bh_schedule(s->bh);
1161 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1163 return s->chr_write(s, buf, len);
1166 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1170 return s->chr_ioctl(s, cmd, arg);
1173 int qemu_chr_can_read(CharDriverState *s)
1175 if (!s->chr_can_read)
1177 return s->chr_can_read(s->handler_opaque);
1180 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1182 s->chr_read(s->handler_opaque, buf, len);
1186 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1191 vsnprintf(buf, sizeof(buf), fmt, ap);
1192 qemu_chr_write(s, buf, strlen(buf));
1196 void qemu_chr_send_event(CharDriverState *s, int event)
1198 if (s->chr_send_event)
1199 s->chr_send_event(s, event);
1202 void qemu_chr_add_handlers(CharDriverState *s,
1203 IOCanRWHandler *fd_can_read,
1204 IOReadHandler *fd_read,
1205 IOEventHandler *fd_event,
1208 s->chr_can_read = fd_can_read;
1209 s->chr_read = fd_read;
1210 s->chr_event = fd_event;
1211 s->handler_opaque = opaque;
1212 if (s->chr_update_read_handler)
1213 s->chr_update_read_handler(s);
1216 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1221 static CharDriverState *qemu_chr_open_null(void)
1223 CharDriverState *chr;
1225 chr = qemu_mallocz(sizeof(CharDriverState));
1228 chr->chr_write = null_chr_write;
1232 /* MUX driver for serial I/O splitting */
1233 static int term_timestamps;
1234 static int64_t term_timestamps_start;
1237 IOCanRWHandler *chr_can_read[MAX_MUX];
1238 IOReadHandler *chr_read[MAX_MUX];
1239 IOEventHandler *chr_event[MAX_MUX];
1240 void *ext_opaque[MAX_MUX];
1241 CharDriverState *drv;
1243 int term_got_escape;
1248 static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1250 MuxDriver *d = chr->opaque;
1252 if (!term_timestamps) {
1253 ret = d->drv->chr_write(d->drv, buf, len);
1258 for(i = 0; i < len; i++) {
1259 ret += d->drv->chr_write(d->drv, buf+i, 1);
1260 if (buf[i] == '\n') {
1266 if (term_timestamps_start == -1)
1267 term_timestamps_start = ti;
1268 ti -= term_timestamps_start;
1269 secs = ti / 1000000000;
1270 snprintf(buf1, sizeof(buf1),
1271 "[%02d:%02d:%02d.%03d] ",
1275 (int)((ti / 1000000) % 1000));
1276 d->drv->chr_write(d->drv, buf1, strlen(buf1));
1283 static char *mux_help[] = {
1284 "% h print this help\n\r",
1285 "% x exit emulator\n\r",
1286 "% s save disk data back to file (if -snapshot)\n\r",
1287 "% t toggle console timestamps\n\r"
1288 "% b send break (magic sysrq)\n\r",
1289 "% c switch between console and monitor\n\r",
1294 static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1295 static void mux_print_help(CharDriverState *chr)
1298 char ebuf[15] = "Escape-Char";
1299 char cbuf[50] = "\n\r";
1301 if (term_escape_char > 0 && term_escape_char < 26) {
1302 sprintf(cbuf,"\n\r");
1303 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1305 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char);
1307 chr->chr_write(chr, cbuf, strlen(cbuf));
1308 for (i = 0; mux_help[i] != NULL; i++) {
1309 for (j=0; mux_help[i][j] != '\0'; j++) {
1310 if (mux_help[i][j] == '%')
1311 chr->chr_write(chr, ebuf, strlen(ebuf));
1313 chr->chr_write(chr, &mux_help[i][j], 1);
1318 static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1320 if (d->term_got_escape) {
1321 d->term_got_escape = 0;
1322 if (ch == term_escape_char)
1327 mux_print_help(chr);
1331 char *term = "QEMU: Terminated\n\r";
1332 chr->chr_write(chr,term,strlen(term));
1339 for (i = 0; i < MAX_DISKS; i++) {
1341 bdrv_commit(bs_table[i]);
1347 chr->chr_event(chr->opaque, CHR_EVENT_BREAK);
1350 /* Switch to the next registered device */
1352 if (chr->focus >= d->mux_cnt)
1356 term_timestamps = !term_timestamps;
1357 term_timestamps_start = -1;
1360 } else if (ch == term_escape_char) {
1361 d->term_got_escape = 1;
1369 static int mux_chr_can_read(void *opaque)
1371 CharDriverState *chr = opaque;
1372 MuxDriver *d = chr->opaque;
1373 if (d->chr_can_read[chr->focus])
1374 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1378 static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1380 CharDriverState *chr = opaque;
1381 MuxDriver *d = chr->opaque;
1383 for(i = 0; i < size; i++)
1384 if (mux_proc_byte(chr, d, buf[i]))
1385 d->chr_read[chr->focus](d->ext_opaque[chr->focus], &buf[i], 1);
1388 static void mux_chr_event(void *opaque, int event)
1390 CharDriverState *chr = opaque;
1391 MuxDriver *d = chr->opaque;
1394 /* Send the event to all registered listeners */
1395 for (i = 0; i < d->mux_cnt; i++)
1396 if (d->chr_event[i])
1397 d->chr_event[i](d->ext_opaque[i], event);
1400 static void mux_chr_update_read_handler(CharDriverState *chr)
1402 MuxDriver *d = chr->opaque;
1404 if (d->mux_cnt >= MAX_MUX) {
1405 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1408 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1409 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1410 d->chr_read[d->mux_cnt] = chr->chr_read;
1411 d->chr_event[d->mux_cnt] = chr->chr_event;
1412 /* Fix up the real driver with mux routines */
1413 if (d->mux_cnt == 0) {
1414 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1415 mux_chr_event, chr);
1417 chr->focus = d->mux_cnt;
1421 CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1423 CharDriverState *chr;
1426 chr = qemu_mallocz(sizeof(CharDriverState));
1429 d = qemu_mallocz(sizeof(MuxDriver));
1438 chr->chr_write = mux_chr_write;
1439 chr->chr_update_read_handler = mux_chr_update_read_handler;
1446 static void socket_cleanup(void)
1451 static int socket_init(void)
1456 ret = WSAStartup(MAKEWORD(2,2), &Data);
1458 err = WSAGetLastError();
1459 fprintf(stderr, "WSAStartup: %d\n", err);
1462 atexit(socket_cleanup);
1466 static int send_all(int fd, const uint8_t *buf, int len1)
1472 ret = send(fd, buf, len, 0);
1475 errno = WSAGetLastError();
1476 if (errno != WSAEWOULDBLOCK) {
1479 } else if (ret == 0) {
1489 void socket_set_nonblock(int fd)
1491 unsigned long opt = 1;
1492 ioctlsocket(fd, FIONBIO, &opt);
1497 static int unix_write(int fd, const uint8_t *buf, int len1)
1503 ret = write(fd, buf, len);
1505 if (errno != EINTR && errno != EAGAIN)
1507 } else if (ret == 0) {
1517 static inline int send_all(int fd, const uint8_t *buf, int len1)
1519 return unix_write(fd, buf, len1);
1522 void socket_set_nonblock(int fd)
1524 fcntl(fd, F_SETFL, O_NONBLOCK);
1526 #endif /* !_WIN32 */
1535 #define STDIO_MAX_CLIENTS 1
1536 static int stdio_nb_clients = 0;
1538 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1540 FDCharDriver *s = chr->opaque;
1541 return unix_write(s->fd_out, buf, len);
1544 static int fd_chr_read_poll(void *opaque)
1546 CharDriverState *chr = opaque;
1547 FDCharDriver *s = chr->opaque;
1549 s->max_size = qemu_chr_can_read(chr);
1553 static void fd_chr_read(void *opaque)
1555 CharDriverState *chr = opaque;
1556 FDCharDriver *s = chr->opaque;
1561 if (len > s->max_size)
1565 size = read(s->fd_in, buf, len);
1567 /* FD has been closed. Remove it from the active list. */
1568 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
1572 qemu_chr_read(chr, buf, size);
1576 static void fd_chr_update_read_handler(CharDriverState *chr)
1578 FDCharDriver *s = chr->opaque;
1580 if (s->fd_in >= 0) {
1581 if (nographic && s->fd_in == 0) {
1583 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1584 fd_chr_read, NULL, chr);
1589 /* open a character device to a unix fd */
1590 static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1592 CharDriverState *chr;
1595 chr = qemu_mallocz(sizeof(CharDriverState));
1598 s = qemu_mallocz(sizeof(FDCharDriver));
1606 chr->chr_write = fd_chr_write;
1607 chr->chr_update_read_handler = fd_chr_update_read_handler;
1609 qemu_chr_reset(chr);
1614 static CharDriverState *qemu_chr_open_file_out(const char *file_out)
1618 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
1621 return qemu_chr_open_fd(-1, fd_out);
1624 static CharDriverState *qemu_chr_open_pipe(const char *filename)
1627 char filename_in[256], filename_out[256];
1629 snprintf(filename_in, 256, "%s.in", filename);
1630 snprintf(filename_out, 256, "%s.out", filename);
1631 fd_in = open(filename_in, O_RDWR | O_BINARY);
1632 fd_out = open(filename_out, O_RDWR | O_BINARY);
1633 if (fd_in < 0 || fd_out < 0) {
1638 fd_in = fd_out = open(filename, O_RDWR | O_BINARY);
1642 return qemu_chr_open_fd(fd_in, fd_out);
1646 /* for STDIO, we handle the case where several clients use it
1649 #define TERM_FIFO_MAX_SIZE 1
1651 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1652 static int term_fifo_size;
1654 static int stdio_read_poll(void *opaque)
1656 CharDriverState *chr = opaque;
1658 /* try to flush the queue if needed */
1659 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
1660 qemu_chr_read(chr, term_fifo, 1);
1663 /* see if we can absorb more chars */
1664 if (term_fifo_size == 0)
1670 static void stdio_read(void *opaque)
1674 CharDriverState *chr = opaque;
1676 size = read(0, buf, 1);
1678 /* stdin has been closed. Remove it from the active list. */
1679 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
1683 if (qemu_chr_can_read(chr) > 0) {
1684 qemu_chr_read(chr, buf, 1);
1685 } else if (term_fifo_size == 0) {
1686 term_fifo[term_fifo_size++] = buf[0];
1691 /* init terminal so that we can grab keys */
1692 static struct termios oldtty;
1693 static int old_fd0_flags;
1695 static void term_exit(void)
1697 tcsetattr (0, TCSANOW, &oldtty);
1698 fcntl(0, F_SETFL, old_fd0_flags);
1701 static void term_init(void)
1705 tcgetattr (0, &tty);
1707 old_fd0_flags = fcntl(0, F_GETFL);
1709 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1710 |INLCR|IGNCR|ICRNL|IXON);
1711 tty.c_oflag |= OPOST;
1712 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1713 /* if graphical mode, we allow Ctrl-C handling */
1715 tty.c_lflag &= ~ISIG;
1716 tty.c_cflag &= ~(CSIZE|PARENB);
1719 tty.c_cc[VTIME] = 0;
1721 tcsetattr (0, TCSANOW, &tty);
1725 fcntl(0, F_SETFL, O_NONBLOCK);
1728 static CharDriverState *qemu_chr_open_stdio(void)
1730 CharDriverState *chr;
1732 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1734 chr = qemu_chr_open_fd(0, 1);
1735 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
1742 #if defined(__linux__)
1743 static CharDriverState *qemu_chr_open_pty(void)
1746 char slave_name[1024];
1747 int master_fd, slave_fd;
1749 /* Not satisfying */
1750 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1754 /* Disabling local echo and line-buffered output */
1755 tcgetattr (master_fd, &tty);
1756 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1758 tty.c_cc[VTIME] = 0;
1759 tcsetattr (master_fd, TCSAFLUSH, &tty);
1761 fprintf(stderr, "char device redirected to %s\n", slave_name);
1762 return qemu_chr_open_fd(master_fd, master_fd);
1765 static void tty_serial_init(int fd, int speed,
1766 int parity, int data_bits, int stop_bits)
1772 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1773 speed, parity, data_bits, stop_bits);
1775 tcgetattr (fd, &tty);
1817 cfsetispeed(&tty, spd);
1818 cfsetospeed(&tty, spd);
1820 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1821 |INLCR|IGNCR|ICRNL|IXON);
1822 tty.c_oflag |= OPOST;
1823 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
1824 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
1845 tty.c_cflag |= PARENB;
1848 tty.c_cflag |= PARENB | PARODD;
1852 tty.c_cflag |= CSTOPB;
1854 tcsetattr (fd, TCSANOW, &tty);
1857 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
1859 FDCharDriver *s = chr->opaque;
1862 case CHR_IOCTL_SERIAL_SET_PARAMS:
1864 QEMUSerialSetParams *ssp = arg;
1865 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1866 ssp->data_bits, ssp->stop_bits);
1869 case CHR_IOCTL_SERIAL_SET_BREAK:
1871 int enable = *(int *)arg;
1873 tcsendbreak(s->fd_in, 1);
1882 static CharDriverState *qemu_chr_open_tty(const char *filename)
1884 CharDriverState *chr;
1887 fd = open(filename, O_RDWR | O_NONBLOCK);
1890 fcntl(fd, F_SETFL, O_NONBLOCK);
1891 tty_serial_init(fd, 115200, 'N', 8, 1);
1892 chr = qemu_chr_open_fd(fd, fd);
1895 chr->chr_ioctl = tty_serial_ioctl;
1896 qemu_chr_reset(chr);
1903 } ParallelCharDriver;
1905 static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
1907 if (s->mode != mode) {
1909 if (ioctl(s->fd, PPSETMODE, &m) < 0)
1916 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1918 ParallelCharDriver *drv = chr->opaque;
1923 case CHR_IOCTL_PP_READ_DATA:
1924 if (ioctl(fd, PPRDATA, &b) < 0)
1926 *(uint8_t *)arg = b;
1928 case CHR_IOCTL_PP_WRITE_DATA:
1929 b = *(uint8_t *)arg;
1930 if (ioctl(fd, PPWDATA, &b) < 0)
1933 case CHR_IOCTL_PP_READ_CONTROL:
1934 if (ioctl(fd, PPRCONTROL, &b) < 0)
1936 /* Linux gives only the lowest bits, and no way to know data
1937 direction! For better compatibility set the fixed upper
1939 *(uint8_t *)arg = b | 0xc0;
1941 case CHR_IOCTL_PP_WRITE_CONTROL:
1942 b = *(uint8_t *)arg;
1943 if (ioctl(fd, PPWCONTROL, &b) < 0)
1946 case CHR_IOCTL_PP_READ_STATUS:
1947 if (ioctl(fd, PPRSTATUS, &b) < 0)
1949 *(uint8_t *)arg = b;
1951 case CHR_IOCTL_PP_EPP_READ_ADDR:
1952 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1953 struct ParallelIOArg *parg = arg;
1954 int n = read(fd, parg->buffer, parg->count);
1955 if (n != parg->count) {
1960 case CHR_IOCTL_PP_EPP_READ:
1961 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
1962 struct ParallelIOArg *parg = arg;
1963 int n = read(fd, parg->buffer, parg->count);
1964 if (n != parg->count) {
1969 case CHR_IOCTL_PP_EPP_WRITE_ADDR:
1970 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1971 struct ParallelIOArg *parg = arg;
1972 int n = write(fd, parg->buffer, parg->count);
1973 if (n != parg->count) {
1978 case CHR_IOCTL_PP_EPP_WRITE:
1979 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
1980 struct ParallelIOArg *parg = arg;
1981 int n = write(fd, parg->buffer, parg->count);
1982 if (n != parg->count) {
1993 static void pp_close(CharDriverState *chr)
1995 ParallelCharDriver *drv = chr->opaque;
1998 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
1999 ioctl(fd, PPRELEASE);
2004 static CharDriverState *qemu_chr_open_pp(const char *filename)
2006 CharDriverState *chr;
2007 ParallelCharDriver *drv;
2010 fd = open(filename, O_RDWR);
2014 if (ioctl(fd, PPCLAIM) < 0) {
2019 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2025 drv->mode = IEEE1284_MODE_COMPAT;
2027 chr = qemu_mallocz(sizeof(CharDriverState));
2033 chr->chr_write = null_chr_write;
2034 chr->chr_ioctl = pp_ioctl;
2035 chr->chr_close = pp_close;
2038 qemu_chr_reset(chr);
2044 static CharDriverState *qemu_chr_open_pty(void)
2050 #endif /* !defined(_WIN32) */
2055 HANDLE hcom, hrecv, hsend;
2056 OVERLAPPED orecv, osend;
2061 #define NSENDBUF 2048
2062 #define NRECVBUF 2048
2063 #define MAXCONNECT 1
2064 #define NTIMEOUT 5000
2066 static int win_chr_poll(void *opaque);
2067 static int win_chr_pipe_poll(void *opaque);
2069 static void win_chr_close(CharDriverState *chr)
2071 WinCharState *s = chr->opaque;
2074 CloseHandle(s->hsend);
2078 CloseHandle(s->hrecv);
2082 CloseHandle(s->hcom);
2086 qemu_del_polling_cb(win_chr_pipe_poll, chr);
2088 qemu_del_polling_cb(win_chr_poll, chr);
2091 static int win_chr_init(CharDriverState *chr, const char *filename)
2093 WinCharState *s = chr->opaque;
2095 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2100 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2102 fprintf(stderr, "Failed CreateEvent\n");
2105 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2107 fprintf(stderr, "Failed CreateEvent\n");
2111 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2112 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2113 if (s->hcom == INVALID_HANDLE_VALUE) {
2114 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2119 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2120 fprintf(stderr, "Failed SetupComm\n");
2124 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2125 size = sizeof(COMMCONFIG);
2126 GetDefaultCommConfig(filename, &comcfg, &size);
2127 comcfg.dcb.DCBlength = sizeof(DCB);
2128 CommConfigDialog(filename, NULL, &comcfg);
2130 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2131 fprintf(stderr, "Failed SetCommState\n");
2135 if (!SetCommMask(s->hcom, EV_ERR)) {
2136 fprintf(stderr, "Failed SetCommMask\n");
2140 cto.ReadIntervalTimeout = MAXDWORD;
2141 if (!SetCommTimeouts(s->hcom, &cto)) {
2142 fprintf(stderr, "Failed SetCommTimeouts\n");
2146 if (!ClearCommError(s->hcom, &err, &comstat)) {
2147 fprintf(stderr, "Failed ClearCommError\n");
2150 qemu_add_polling_cb(win_chr_poll, chr);
2158 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2160 WinCharState *s = chr->opaque;
2161 DWORD len, ret, size, err;
2164 ZeroMemory(&s->osend, sizeof(s->osend));
2165 s->osend.hEvent = s->hsend;
2168 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2170 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2172 err = GetLastError();
2173 if (err == ERROR_IO_PENDING) {
2174 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2192 static int win_chr_read_poll(CharDriverState *chr)
2194 WinCharState *s = chr->opaque;
2196 s->max_size = qemu_chr_can_read(chr);
2200 static void win_chr_readfile(CharDriverState *chr)
2202 WinCharState *s = chr->opaque;
2207 ZeroMemory(&s->orecv, sizeof(s->orecv));
2208 s->orecv.hEvent = s->hrecv;
2209 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2211 err = GetLastError();
2212 if (err == ERROR_IO_PENDING) {
2213 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2218 qemu_chr_read(chr, buf, size);
2222 static void win_chr_read(CharDriverState *chr)
2224 WinCharState *s = chr->opaque;
2226 if (s->len > s->max_size)
2227 s->len = s->max_size;
2231 win_chr_readfile(chr);
2234 static int win_chr_poll(void *opaque)
2236 CharDriverState *chr = opaque;
2237 WinCharState *s = chr->opaque;
2241 ClearCommError(s->hcom, &comerr, &status);
2242 if (status.cbInQue > 0) {
2243 s->len = status.cbInQue;
2244 win_chr_read_poll(chr);
2251 static CharDriverState *qemu_chr_open_win(const char *filename)
2253 CharDriverState *chr;
2256 chr = qemu_mallocz(sizeof(CharDriverState));
2259 s = qemu_mallocz(sizeof(WinCharState));
2265 chr->chr_write = win_chr_write;
2266 chr->chr_close = win_chr_close;
2268 if (win_chr_init(chr, filename) < 0) {
2273 qemu_chr_reset(chr);
2277 static int win_chr_pipe_poll(void *opaque)
2279 CharDriverState *chr = opaque;
2280 WinCharState *s = chr->opaque;
2283 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2286 win_chr_read_poll(chr);
2293 static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
2295 WinCharState *s = chr->opaque;
2303 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2305 fprintf(stderr, "Failed CreateEvent\n");
2308 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2310 fprintf(stderr, "Failed CreateEvent\n");
2314 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2315 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2316 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2318 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2319 if (s->hcom == INVALID_HANDLE_VALUE) {
2320 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2325 ZeroMemory(&ov, sizeof(ov));
2326 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2327 ret = ConnectNamedPipe(s->hcom, &ov);
2329 fprintf(stderr, "Failed ConnectNamedPipe\n");
2333 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2335 fprintf(stderr, "Failed GetOverlappedResult\n");
2337 CloseHandle(ov.hEvent);
2344 CloseHandle(ov.hEvent);
2347 qemu_add_polling_cb(win_chr_pipe_poll, chr);
2356 static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2358 CharDriverState *chr;
2361 chr = qemu_mallocz(sizeof(CharDriverState));
2364 s = qemu_mallocz(sizeof(WinCharState));
2370 chr->chr_write = win_chr_write;
2371 chr->chr_close = win_chr_close;
2373 if (win_chr_pipe_init(chr, filename) < 0) {
2378 qemu_chr_reset(chr);
2382 static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2384 CharDriverState *chr;
2387 chr = qemu_mallocz(sizeof(CharDriverState));
2390 s = qemu_mallocz(sizeof(WinCharState));
2397 chr->chr_write = win_chr_write;
2398 qemu_chr_reset(chr);
2402 static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2406 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2407 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2408 if (fd_out == INVALID_HANDLE_VALUE)
2411 return qemu_chr_open_win_file(fd_out);
2415 /***********************************************************/
2416 /* UDP Net console */
2420 struct sockaddr_in daddr;
2427 static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2429 NetCharDriver *s = chr->opaque;
2431 return sendto(s->fd, buf, len, 0,
2432 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2435 static int udp_chr_read_poll(void *opaque)
2437 CharDriverState *chr = opaque;
2438 NetCharDriver *s = chr->opaque;
2440 s->max_size = qemu_chr_can_read(chr);
2442 /* If there were any stray characters in the queue process them
2445 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2446 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2448 s->max_size = qemu_chr_can_read(chr);
2453 static void udp_chr_read(void *opaque)
2455 CharDriverState *chr = opaque;
2456 NetCharDriver *s = chr->opaque;
2458 if (s->max_size == 0)
2460 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2461 s->bufptr = s->bufcnt;
2466 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2467 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2469 s->max_size = qemu_chr_can_read(chr);
2473 static void udp_chr_update_read_handler(CharDriverState *chr)
2475 NetCharDriver *s = chr->opaque;
2478 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2479 udp_chr_read, NULL, chr);
2483 int parse_host_port(struct sockaddr_in *saddr, const char *str);
2485 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2487 int parse_host_src_port(struct sockaddr_in *haddr,
2488 struct sockaddr_in *saddr,
2491 static CharDriverState *qemu_chr_open_udp(const char *def)
2493 CharDriverState *chr = NULL;
2494 NetCharDriver *s = NULL;
2496 struct sockaddr_in saddr;
2498 chr = qemu_mallocz(sizeof(CharDriverState));
2501 s = qemu_mallocz(sizeof(NetCharDriver));
2505 fd = socket(PF_INET, SOCK_DGRAM, 0);
2507 perror("socket(PF_INET, SOCK_DGRAM)");
2511 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2512 printf("Could not parse: %s\n", def);
2516 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
2526 chr->chr_write = udp_chr_write;
2527 chr->chr_update_read_handler = udp_chr_update_read_handler;
2540 /***********************************************************/
2541 /* TCP Net console */
2552 static void tcp_chr_accept(void *opaque);
2554 static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2556 TCPCharDriver *s = chr->opaque;
2558 return send_all(s->fd, buf, len);
2560 /* XXX: indicate an error ? */
2565 static int tcp_chr_read_poll(void *opaque)
2567 CharDriverState *chr = opaque;
2568 TCPCharDriver *s = chr->opaque;
2571 s->max_size = qemu_chr_can_read(chr);
2576 #define IAC_BREAK 243
2577 static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
2579 char *buf, int *size)
2581 /* Handle any telnet client's basic IAC options to satisfy char by
2582 * char mode with no echo. All IAC options will be removed from
2583 * the buf and the do_telnetopt variable will be used to track the
2584 * state of the width of the IAC information.
2586 * IAC commands come in sets of 3 bytes with the exception of the
2587 * "IAC BREAK" command and the double IAC.
2593 for (i = 0; i < *size; i++) {
2594 if (s->do_telnetopt > 1) {
2595 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
2596 /* Double IAC means send an IAC */
2600 s->do_telnetopt = 1;
2602 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
2603 /* Handle IAC break commands by sending a serial break */
2604 qemu_chr_event(chr, CHR_EVENT_BREAK);
2609 if (s->do_telnetopt >= 4) {
2610 s->do_telnetopt = 1;
2613 if ((unsigned char)buf[i] == IAC) {
2614 s->do_telnetopt = 2;
2625 static void tcp_chr_read(void *opaque)
2627 CharDriverState *chr = opaque;
2628 TCPCharDriver *s = chr->opaque;
2632 if (!s->connected || s->max_size <= 0)
2635 if (len > s->max_size)
2637 size = recv(s->fd, buf, len, 0);
2639 /* connection closed */
2641 if (s->listen_fd >= 0) {
2642 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
2644 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2647 } else if (size > 0) {
2648 if (s->do_telnetopt)
2649 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
2651 qemu_chr_read(chr, buf, size);
2655 static void tcp_chr_connect(void *opaque)
2657 CharDriverState *chr = opaque;
2658 TCPCharDriver *s = chr->opaque;
2661 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
2662 tcp_chr_read, NULL, chr);
2663 qemu_chr_reset(chr);
2666 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2667 static void tcp_chr_telnet_init(int fd)
2670 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2671 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2672 send(fd, (char *)buf, 3, 0);
2673 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2674 send(fd, (char *)buf, 3, 0);
2675 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2676 send(fd, (char *)buf, 3, 0);
2677 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2678 send(fd, (char *)buf, 3, 0);
2681 static void socket_set_nodelay(int fd)
2684 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
2687 static void tcp_chr_accept(void *opaque)
2689 CharDriverState *chr = opaque;
2690 TCPCharDriver *s = chr->opaque;
2691 struct sockaddr_in saddr;
2693 struct sockaddr_un uaddr;
2695 struct sockaddr *addr;
2702 len = sizeof(uaddr);
2703 addr = (struct sockaddr *)&uaddr;
2707 len = sizeof(saddr);
2708 addr = (struct sockaddr *)&saddr;
2710 fd = accept(s->listen_fd, addr, &len);
2711 if (fd < 0 && errno != EINTR) {
2713 } else if (fd >= 0) {
2714 if (s->do_telnetopt)
2715 tcp_chr_telnet_init(fd);
2719 socket_set_nonblock(fd);
2721 socket_set_nodelay(fd);
2723 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
2724 tcp_chr_connect(chr);
2727 static void tcp_chr_close(CharDriverState *chr)
2729 TCPCharDriver *s = chr->opaque;
2732 if (s->listen_fd >= 0)
2733 closesocket(s->listen_fd);
2737 static CharDriverState *qemu_chr_open_tcp(const char *host_str,
2741 CharDriverState *chr = NULL;
2742 TCPCharDriver *s = NULL;
2743 int fd = -1, ret, err, val;
2745 int is_waitconnect = 1;
2748 struct sockaddr_in saddr;
2750 struct sockaddr_un uaddr;
2752 struct sockaddr *addr;
2757 addr = (struct sockaddr *)&uaddr;
2758 addrlen = sizeof(uaddr);
2759 if (parse_unix_path(&uaddr, host_str) < 0)
2764 addr = (struct sockaddr *)&saddr;
2765 addrlen = sizeof(saddr);
2766 if (parse_host_port(&saddr, host_str) < 0)
2771 while((ptr = strchr(ptr,','))) {
2773 if (!strncmp(ptr,"server",6)) {
2775 } else if (!strncmp(ptr,"nowait",6)) {
2777 } else if (!strncmp(ptr,"nodelay",6)) {
2780 printf("Unknown option: %s\n", ptr);
2787 chr = qemu_mallocz(sizeof(CharDriverState));
2790 s = qemu_mallocz(sizeof(TCPCharDriver));
2796 fd = socket(PF_UNIX, SOCK_STREAM, 0);
2799 fd = socket(PF_INET, SOCK_STREAM, 0);
2804 if (!is_waitconnect)
2805 socket_set_nonblock(fd);
2810 s->is_unix = is_unix;
2811 s->do_nodelay = do_nodelay && !is_unix;
2814 chr->chr_write = tcp_chr_write;
2815 chr->chr_close = tcp_chr_close;
2818 /* allow fast reuse */
2822 strncpy(path, uaddr.sun_path, 108);
2829 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2832 ret = bind(fd, addr, addrlen);
2836 ret = listen(fd, 0);
2841 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
2843 s->do_telnetopt = 1;
2846 ret = connect(fd, addr, addrlen);
2848 err = socket_error();
2849 if (err == EINTR || err == EWOULDBLOCK) {
2850 } else if (err == EINPROGRESS) {
2861 socket_set_nodelay(fd);
2863 tcp_chr_connect(chr);
2865 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
2868 if (is_listen && is_waitconnect) {
2869 printf("QEMU waiting for connection on: %s\n", host_str);
2870 tcp_chr_accept(chr);
2871 socket_set_nonblock(s->listen_fd);
2883 CharDriverState *qemu_chr_open(const char *filename)
2887 if (!strcmp(filename, "vc")) {
2888 return text_console_init(&display_state);
2889 } else if (!strcmp(filename, "null")) {
2890 return qemu_chr_open_null();
2892 if (strstart(filename, "tcp:", &p)) {
2893 return qemu_chr_open_tcp(p, 0, 0);
2895 if (strstart(filename, "telnet:", &p)) {
2896 return qemu_chr_open_tcp(p, 1, 0);
2898 if (strstart(filename, "udp:", &p)) {
2899 return qemu_chr_open_udp(p);
2901 if (strstart(filename, "mon:", &p)) {
2902 CharDriverState *drv = qemu_chr_open(p);
2904 drv = qemu_chr_open_mux(drv);
2905 monitor_init(drv, !nographic);
2908 printf("Unable to open driver: %s\n", p);
2912 if (strstart(filename, "unix:", &p)) {
2913 return qemu_chr_open_tcp(p, 0, 1);
2914 } else if (strstart(filename, "file:", &p)) {
2915 return qemu_chr_open_file_out(p);
2916 } else if (strstart(filename, "pipe:", &p)) {
2917 return qemu_chr_open_pipe(p);
2918 } else if (!strcmp(filename, "pty")) {
2919 return qemu_chr_open_pty();
2920 } else if (!strcmp(filename, "stdio")) {
2921 return qemu_chr_open_stdio();
2924 #if defined(__linux__)
2925 if (strstart(filename, "/dev/parport", NULL)) {
2926 return qemu_chr_open_pp(filename);
2928 if (strstart(filename, "/dev/", NULL)) {
2929 return qemu_chr_open_tty(filename);
2933 if (strstart(filename, "COM", NULL)) {
2934 return qemu_chr_open_win(filename);
2936 if (strstart(filename, "pipe:", &p)) {
2937 return qemu_chr_open_win_pipe(p);
2939 if (strstart(filename, "file:", &p)) {
2940 return qemu_chr_open_win_file_out(p);
2948 void qemu_chr_close(CharDriverState *chr)
2951 chr->chr_close(chr);
2954 /***********************************************************/
2955 /* network device redirectors */
2957 void hex_dump(FILE *f, const uint8_t *buf, int size)
2961 for(i=0;i<size;i+=16) {
2965 fprintf(f, "%08x ", i);
2968 fprintf(f, " %02x", buf[i+j]);
2973 for(j=0;j<len;j++) {
2975 if (c < ' ' || c > '~')
2977 fprintf(f, "%c", c);
2983 static int parse_macaddr(uint8_t *macaddr, const char *p)
2986 for(i = 0; i < 6; i++) {
2987 macaddr[i] = strtol(p, (char **)&p, 16);
3000 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
3005 p1 = strchr(p, sep);
3011 if (len > buf_size - 1)
3013 memcpy(buf, p, len);
3020 int parse_host_src_port(struct sockaddr_in *haddr,
3021 struct sockaddr_in *saddr,
3022 const char *input_str)
3024 char *str = strdup(input_str);
3025 char *host_str = str;
3030 * Chop off any extra arguments at the end of the string which
3031 * would start with a comma, then fill in the src port information
3032 * if it was provided else use the "any address" and "any port".
3034 if ((ptr = strchr(str,',')))
3037 if ((src_str = strchr(input_str,'@'))) {
3042 if (parse_host_port(haddr, host_str) < 0)
3045 if (!src_str || *src_str == '\0')
3048 if (parse_host_port(saddr, src_str) < 0)
3059 int parse_host_port(struct sockaddr_in *saddr, const char *str)
3067 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3069 saddr->sin_family = AF_INET;
3070 if (buf[0] == '\0') {
3071 saddr->sin_addr.s_addr = 0;
3073 if (isdigit(buf[0])) {
3074 if (!inet_aton(buf, &saddr->sin_addr))
3077 if ((he = gethostbyname(buf)) == NULL)
3079 saddr->sin_addr = *(struct in_addr *)he->h_addr;
3082 port = strtol(p, (char **)&r, 0);
3085 saddr->sin_port = htons(port);
3090 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
3095 len = MIN(108, strlen(str));
3096 p = strchr(str, ',');
3098 len = MIN(len, p - str);
3100 memset(uaddr, 0, sizeof(*uaddr));
3102 uaddr->sun_family = AF_UNIX;
3103 memcpy(uaddr->sun_path, str, len);
3109 /* find or alloc a new VLAN */
3110 VLANState *qemu_find_vlan(int id)
3112 VLANState **pvlan, *vlan;
3113 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3117 vlan = qemu_mallocz(sizeof(VLANState));
3122 pvlan = &first_vlan;
3123 while (*pvlan != NULL)
3124 pvlan = &(*pvlan)->next;
3129 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
3130 IOReadHandler *fd_read,
3131 IOCanRWHandler *fd_can_read,
3134 VLANClientState *vc, **pvc;
3135 vc = qemu_mallocz(sizeof(VLANClientState));
3138 vc->fd_read = fd_read;
3139 vc->fd_can_read = fd_can_read;
3140 vc->opaque = opaque;
3144 pvc = &vlan->first_client;
3145 while (*pvc != NULL)
3146 pvc = &(*pvc)->next;
3151 int qemu_can_send_packet(VLANClientState *vc1)
3153 VLANState *vlan = vc1->vlan;
3154 VLANClientState *vc;
3156 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3158 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
3165 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
3167 VLANState *vlan = vc1->vlan;
3168 VLANClientState *vc;
3171 printf("vlan %d send:\n", vlan->id);
3172 hex_dump(stdout, buf, size);
3174 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3176 vc->fd_read(vc->opaque, buf, size);
3181 #if defined(CONFIG_SLIRP)
3183 /* slirp network adapter */
3185 static int slirp_inited;
3186 static VLANClientState *slirp_vc;
3188 int slirp_can_output(void)
3190 return !slirp_vc || qemu_can_send_packet(slirp_vc);
3193 void slirp_output(const uint8_t *pkt, int pkt_len)
3196 printf("slirp output:\n");
3197 hex_dump(stdout, pkt, pkt_len);
3201 qemu_send_packet(slirp_vc, pkt, pkt_len);
3204 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
3207 printf("slirp input:\n");
3208 hex_dump(stdout, buf, size);
3210 slirp_input(buf, size);
3213 static int net_slirp_init(VLANState *vlan)
3215 if (!slirp_inited) {
3219 slirp_vc = qemu_new_vlan_client(vlan,
3220 slirp_receive, NULL, NULL);
3221 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
3225 static void net_slirp_redir(const char *redir_str)
3230 struct in_addr guest_addr;
3231 int host_port, guest_port;
3233 if (!slirp_inited) {
3239 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3241 if (!strcmp(buf, "tcp")) {
3243 } else if (!strcmp(buf, "udp")) {
3249 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3251 host_port = strtol(buf, &r, 0);
3255 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3257 if (buf[0] == '\0') {
3258 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3260 if (!inet_aton(buf, &guest_addr))
3263 guest_port = strtol(p, &r, 0);
3267 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3268 fprintf(stderr, "qemu: could not set up redirection\n");
3273 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3281 static void smb_exit(void)
3285 char filename[1024];
3287 /* erase all the files in the directory */
3288 d = opendir(smb_dir);
3293 if (strcmp(de->d_name, ".") != 0 &&
3294 strcmp(de->d_name, "..") != 0) {
3295 snprintf(filename, sizeof(filename), "%s/%s",
3296 smb_dir, de->d_name);
3304 /* automatic user mode samba server configuration */
3305 void net_slirp_smb(const char *exported_dir)
3307 char smb_conf[1024];
3308 char smb_cmdline[1024];
3311 if (!slirp_inited) {
3316 /* XXX: better tmp dir construction */
3317 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3318 if (mkdir(smb_dir, 0700) < 0) {
3319 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3322 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3324 f = fopen(smb_conf, "w");
3326 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3333 "socket address=127.0.0.1\n"
3334 "pid directory=%s\n"
3335 "lock directory=%s\n"
3336 "log file=%s/log.smbd\n"
3337 "smb passwd file=%s/smbpasswd\n"
3338 "security = share\n"
3353 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3354 SMBD_COMMAND, smb_conf);
3356 slirp_add_exec(0, smb_cmdline, 4, 139);
3359 #endif /* !defined(_WIN32) */
3361 #endif /* CONFIG_SLIRP */
3363 #if !defined(_WIN32)
3365 typedef struct TAPState {
3366 VLANClientState *vc;
3370 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3372 TAPState *s = opaque;
3375 ret = write(s->fd, buf, size);
3376 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3383 static void tap_send(void *opaque)
3385 TAPState *s = opaque;
3392 sbuf.maxlen = sizeof(buf);
3394 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3396 size = read(s->fd, buf, sizeof(buf));
3399 qemu_send_packet(s->vc, buf, size);
3405 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3409 s = qemu_mallocz(sizeof(TAPState));
3413 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3414 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3415 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3420 static int tap_open(char *ifname, int ifname_size)
3426 fd = open("/dev/tap", O_RDWR);
3428 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3433 dev = devname(s.st_rdev, S_IFCHR);
3434 pstrcpy(ifname, ifname_size, dev);
3436 fcntl(fd, F_SETFL, O_NONBLOCK);
3439 #elif defined(__sun__)
3440 #define TUNNEWPPA (('T'<<16) | 0x0001)
3442 * Allocate TAP device, returns opened fd.
3443 * Stores dev name in the first arg(must be large enough).
3445 int tap_alloc(char *dev)
3447 int tap_fd, if_fd, ppa = -1;
3448 static int ip_fd = 0;
3451 static int arp_fd = 0;
3452 int ip_muxid, arp_muxid;
3453 struct strioctl strioc_if, strioc_ppa;
3454 int link_type = I_PLINK;;
3456 char actual_name[32] = "";
3458 memset(&ifr, 0x0, sizeof(ifr));
3462 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3466 /* Check if IP device was opened */
3470 if( (ip_fd = open("/dev/udp", O_RDWR, 0)) < 0){
3471 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3475 if( (tap_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3476 syslog(LOG_ERR, "Can't open /dev/tap");
3480 /* Assign a new PPA and get its unit number. */
3481 strioc_ppa.ic_cmd = TUNNEWPPA;
3482 strioc_ppa.ic_timout = 0;
3483 strioc_ppa.ic_len = sizeof(ppa);
3484 strioc_ppa.ic_dp = (char *)&ppa;
3485 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3486 syslog (LOG_ERR, "Can't assign new interface");
3488 if( (if_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3489 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3492 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3493 syslog(LOG_ERR, "Can't push IP module");
3497 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
3498 syslog(LOG_ERR, "Can't get flags\n");
3500 snprintf (actual_name, 32, "tap%d", ppa);
3501 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3504 /* Assign ppa according to the unit number returned by tun device */
3506 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
3507 syslog (LOG_ERR, "Can't set PPA %d", ppa);
3508 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
3509 syslog (LOG_ERR, "Can't get flags\n");
3510 /* Push arp module to if_fd */
3511 if (ioctl (if_fd, I_PUSH, "arp") < 0)
3512 syslog (LOG_ERR, "Can't push ARP module (2)");
3514 /* Push arp module to ip_fd */
3515 if (ioctl (ip_fd, I_POP, NULL) < 0)
3516 syslog (LOG_ERR, "I_POP failed\n");
3517 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
3518 syslog (LOG_ERR, "Can't push ARP module (3)\n");
3520 if ((arp_fd = open ("/dev/tap", O_RDWR, 0)) < 0)
3521 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
3523 /* Set ifname to arp */
3524 strioc_if.ic_cmd = SIOCSLIFNAME;
3525 strioc_if.ic_timout = 0;
3526 strioc_if.ic_len = sizeof(ifr);
3527 strioc_if.ic_dp = (char *)𝔦
3528 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
3529 syslog (LOG_ERR, "Can't set ifname to arp\n");
3532 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
3533 syslog(LOG_ERR, "Can't link TAP device to IP");
3537 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
3538 syslog (LOG_ERR, "Can't link TAP device to ARP");
3542 memset(&ifr, 0x0, sizeof(ifr));
3543 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3544 ifr.lifr_ip_muxid = ip_muxid;
3545 ifr.lifr_arp_muxid = arp_muxid;
3547 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
3549 ioctl (ip_fd, I_PUNLINK , arp_muxid);
3550 ioctl (ip_fd, I_PUNLINK, ip_muxid);
3551 syslog (LOG_ERR, "Can't set multiplexor id");
3554 sprintf(dev, "tap%d", ppa);
3558 static int tap_open(char *ifname, int ifname_size)
3562 if( (fd = tap_alloc(dev)) < 0 ){
3563 fprintf(stderr, "Cannot allocate TAP device\n");
3566 pstrcpy(ifname, ifname_size, dev);
3567 fcntl(fd, F_SETFL, O_NONBLOCK);
3571 static int tap_open(char *ifname, int ifname_size)
3576 fd = open("/dev/net/tun", O_RDWR);
3578 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3581 memset(&ifr, 0, sizeof(ifr));
3582 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
3583 if (ifname[0] != '\0')
3584 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
3586 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
3587 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
3589 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3593 pstrcpy(ifname, ifname_size, ifr.ifr_name);
3594 fcntl(fd, F_SETFL, O_NONBLOCK);
3599 static int net_tap_init(VLANState *vlan, const char *ifname1,
3600 const char *setup_script)
3603 int pid, status, fd;
3608 if (ifname1 != NULL)
3609 pstrcpy(ifname, sizeof(ifname), ifname1);
3612 fd = tap_open(ifname, sizeof(ifname));
3616 if (!setup_script || !strcmp(setup_script, "no"))
3618 if (setup_script[0] != '\0') {
3619 /* try to launch network init script */
3624 *parg++ = (char *)setup_script;
3627 execv(setup_script, args);
3630 while (waitpid(pid, &status, 0) != pid);
3631 if (!WIFEXITED(status) ||
3632 WEXITSTATUS(status) != 0) {
3633 fprintf(stderr, "%s: could not launch network script\n",
3639 s = net_tap_fd_init(vlan, fd);
3642 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3643 "tap: ifname=%s setup_script=%s", ifname, setup_script);
3647 #endif /* !_WIN32 */
3649 /* network connection */
3650 typedef struct NetSocketState {
3651 VLANClientState *vc;
3653 int state; /* 0 = getting length, 1 = getting data */
3657 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
3660 typedef struct NetSocketListenState {
3663 } NetSocketListenState;
3665 /* XXX: we consider we can send the whole packet without blocking */
3666 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
3668 NetSocketState *s = opaque;
3672 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
3673 send_all(s->fd, buf, size);
3676 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
3678 NetSocketState *s = opaque;
3679 sendto(s->fd, buf, size, 0,
3680 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
3683 static void net_socket_send(void *opaque)
3685 NetSocketState *s = opaque;
3690 size = recv(s->fd, buf1, sizeof(buf1), 0);
3692 err = socket_error();
3693 if (err != EWOULDBLOCK)
3695 } else if (size == 0) {
3696 /* end of connection */
3698 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3704 /* reassemble a packet from the network */
3710 memcpy(s->buf + s->index, buf, l);
3714 if (s->index == 4) {
3716 s->packet_len = ntohl(*(uint32_t *)s->buf);
3722 l = s->packet_len - s->index;
3725 memcpy(s->buf + s->index, buf, l);
3729 if (s->index >= s->packet_len) {
3730 qemu_send_packet(s->vc, s->buf, s->packet_len);
3739 static void net_socket_send_dgram(void *opaque)
3741 NetSocketState *s = opaque;
3744 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
3748 /* end of connection */
3749 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3752 qemu_send_packet(s->vc, s->buf, size);
3755 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
3760 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
3761 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
3762 inet_ntoa(mcastaddr->sin_addr),
3763 (int)ntohl(mcastaddr->sin_addr.s_addr));
3767 fd = socket(PF_INET, SOCK_DGRAM, 0);
3769 perror("socket(PF_INET, SOCK_DGRAM)");
3774 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
3775 (const char *)&val, sizeof(val));
3777 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3781 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
3787 /* Add host to multicast group */
3788 imr.imr_multiaddr = mcastaddr->sin_addr;
3789 imr.imr_interface.s_addr = htonl(INADDR_ANY);
3791 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
3792 (const char *)&imr, sizeof(struct ip_mreq));
3794 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3798 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3800 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
3801 (const char *)&val, sizeof(val));
3803 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3807 socket_set_nonblock(fd);
3815 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
3818 struct sockaddr_in saddr;
3820 socklen_t saddr_len;
3823 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3824 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3825 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3829 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
3831 if (saddr.sin_addr.s_addr==0) {
3832 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3836 /* clone dgram socket */
3837 newfd = net_socket_mcast_create(&saddr);
3839 /* error already reported by net_socket_mcast_create() */
3843 /* clone newfd to fd, close newfd */
3848 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3849 fd, strerror(errno));
3854 s = qemu_mallocz(sizeof(NetSocketState));
3859 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
3860 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
3862 /* mcast: save bound address as dst */
3863 if (is_connected) s->dgram_dst=saddr;
3865 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3866 "socket: fd=%d (%s mcast=%s:%d)",
3867 fd, is_connected? "cloned" : "",
3868 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3872 static void net_socket_connect(void *opaque)
3874 NetSocketState *s = opaque;
3875 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
3878 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
3882 s = qemu_mallocz(sizeof(NetSocketState));
3886 s->vc = qemu_new_vlan_client(vlan,
3887 net_socket_receive, NULL, s);
3888 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3889 "socket: fd=%d", fd);
3891 net_socket_connect(s);
3893 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
3898 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
3901 int so_type=-1, optlen=sizeof(so_type);
3903 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
3904 fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
3909 return net_socket_fd_init_dgram(vlan, fd, is_connected);
3911 return net_socket_fd_init_stream(vlan, fd, is_connected);
3913 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3914 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
3915 return net_socket_fd_init_stream(vlan, fd, is_connected);
3920 static void net_socket_accept(void *opaque)
3922 NetSocketListenState *s = opaque;
3924 struct sockaddr_in saddr;
3929 len = sizeof(saddr);
3930 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
3931 if (fd < 0 && errno != EINTR) {
3933 } else if (fd >= 0) {
3937 s1 = net_socket_fd_init(s->vlan, fd, 1);
3941 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
3942 "socket: connection from %s:%d",
3943 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3947 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
3949 NetSocketListenState *s;
3951 struct sockaddr_in saddr;
3953 if (parse_host_port(&saddr, host_str) < 0)
3956 s = qemu_mallocz(sizeof(NetSocketListenState));
3960 fd = socket(PF_INET, SOCK_STREAM, 0);
3965 socket_set_nonblock(fd);
3967 /* allow fast reuse */
3969 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
3971 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
3976 ret = listen(fd, 0);
3983 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
3987 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
3990 int fd, connected, ret, err;
3991 struct sockaddr_in saddr;
3993 if (parse_host_port(&saddr, host_str) < 0)
3996 fd = socket(PF_INET, SOCK_STREAM, 0);
4001 socket_set_nonblock(fd);
4005 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4007 err = socket_error();
4008 if (err == EINTR || err == EWOULDBLOCK) {
4009 } else if (err == EINPROGRESS) {
4021 s = net_socket_fd_init(vlan, fd, connected);
4024 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4025 "socket: connect to %s:%d",
4026 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4030 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4034 struct sockaddr_in saddr;
4036 if (parse_host_port(&saddr, host_str) < 0)
4040 fd = net_socket_mcast_create(&saddr);
4044 s = net_socket_fd_init(vlan, fd, 0);
4048 s->dgram_dst = saddr;
4050 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4051 "socket: mcast=%s:%d",
4052 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4057 static int get_param_value(char *buf, int buf_size,
4058 const char *tag, const char *str)
4067 while (*p != '\0' && *p != '=') {
4068 if ((q - option) < sizeof(option) - 1)
4076 if (!strcmp(tag, option)) {
4078 while (*p != '\0' && *p != ',') {
4079 if ((q - buf) < buf_size - 1)
4086 while (*p != '\0' && *p != ',') {
4097 static int net_client_init(const char *str)
4108 while (*p != '\0' && *p != ',') {
4109 if ((q - device) < sizeof(device) - 1)
4117 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4118 vlan_id = strtol(buf, NULL, 0);
4120 vlan = qemu_find_vlan(vlan_id);
4122 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4125 if (!strcmp(device, "nic")) {
4129 if (nb_nics >= MAX_NICS) {
4130 fprintf(stderr, "Too Many NICs\n");
4133 nd = &nd_table[nb_nics];
4134 macaddr = nd->macaddr;
4140 macaddr[5] = 0x56 + nb_nics;
4142 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4143 if (parse_macaddr(macaddr, buf) < 0) {
4144 fprintf(stderr, "invalid syntax for ethernet address\n");
4148 if (get_param_value(buf, sizeof(buf), "model", p)) {
4149 nd->model = strdup(buf);
4155 if (!strcmp(device, "none")) {
4156 /* does nothing. It is needed to signal that no network cards
4161 if (!strcmp(device, "user")) {
4162 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4163 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4165 ret = net_slirp_init(vlan);
4169 if (!strcmp(device, "tap")) {
4171 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4172 fprintf(stderr, "tap: no interface name\n");
4175 ret = tap_win32_init(vlan, ifname);
4178 if (!strcmp(device, "tap")) {
4180 char setup_script[1024];
4182 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4183 fd = strtol(buf, NULL, 0);
4185 if (net_tap_fd_init(vlan, fd))
4188 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4191 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4192 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4194 ret = net_tap_init(vlan, ifname, setup_script);
4198 if (!strcmp(device, "socket")) {
4199 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4201 fd = strtol(buf, NULL, 0);
4203 if (net_socket_fd_init(vlan, fd, 1))
4205 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4206 ret = net_socket_listen_init(vlan, buf);
4207 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4208 ret = net_socket_connect_init(vlan, buf);
4209 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4210 ret = net_socket_mcast_init(vlan, buf);
4212 fprintf(stderr, "Unknown socket options: %s\n", p);
4217 fprintf(stderr, "Unknown network device: %s\n", device);
4221 fprintf(stderr, "Could not initialize device '%s'\n", device);
4227 void do_info_network(void)
4230 VLANClientState *vc;
4232 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4233 term_printf("VLAN %d devices:\n", vlan->id);
4234 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4235 term_printf(" %s\n", vc->info_str);
4239 /***********************************************************/
4242 static USBPort *used_usb_ports;
4243 static USBPort *free_usb_ports;
4245 /* ??? Maybe change this to register a hub to keep track of the topology. */
4246 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
4247 usb_attachfn attach)
4249 port->opaque = opaque;
4250 port->index = index;
4251 port->attach = attach;
4252 port->next = free_usb_ports;
4253 free_usb_ports = port;
4256 static int usb_device_add(const char *devname)
4262 if (!free_usb_ports)
4265 if (strstart(devname, "host:", &p)) {
4266 dev = usb_host_device_open(p);
4267 } else if (!strcmp(devname, "mouse")) {
4268 dev = usb_mouse_init();
4269 } else if (!strcmp(devname, "tablet")) {
4270 dev = usb_tablet_init();
4271 } else if (strstart(devname, "disk:", &p)) {
4272 dev = usb_msd_init(p);
4279 /* Find a USB port to add the device to. */
4280 port = free_usb_ports;
4284 /* Create a new hub and chain it on. */
4285 free_usb_ports = NULL;
4286 port->next = used_usb_ports;
4287 used_usb_ports = port;
4289 hub = usb_hub_init(VM_USB_HUB_SIZE);
4290 usb_attach(port, hub);
4291 port = free_usb_ports;
4294 free_usb_ports = port->next;
4295 port->next = used_usb_ports;
4296 used_usb_ports = port;
4297 usb_attach(port, dev);
4301 static int usb_device_del(const char *devname)
4309 if (!used_usb_ports)
4312 p = strchr(devname, '.');
4315 bus_num = strtoul(devname, NULL, 0);
4316 addr = strtoul(p + 1, NULL, 0);
4320 lastp = &used_usb_ports;
4321 port = used_usb_ports;
4322 while (port && port->dev->addr != addr) {
4323 lastp = &port->next;
4331 *lastp = port->next;
4332 usb_attach(port, NULL);
4333 dev->handle_destroy(dev);
4334 port->next = free_usb_ports;
4335 free_usb_ports = port;
4339 void do_usb_add(const char *devname)
4342 ret = usb_device_add(devname);
4344 term_printf("Could not add USB device '%s'\n", devname);
4347 void do_usb_del(const char *devname)
4350 ret = usb_device_del(devname);
4352 term_printf("Could not remove USB device '%s'\n", devname);
4359 const char *speed_str;
4362 term_printf("USB support not enabled\n");
4366 for (port = used_usb_ports; port; port = port->next) {
4370 switch(dev->speed) {
4374 case USB_SPEED_FULL:
4377 case USB_SPEED_HIGH:
4384 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4385 0, dev->addr, speed_str, dev->devname);
4389 /***********************************************************/
4392 static char *pid_filename;
4394 /* Remove PID file. Called on normal exit */
4396 static void remove_pidfile(void)
4398 unlink (pid_filename);
4401 static void create_pidfile(const char *filename)
4403 struct stat pidstat;
4406 /* Try to write our PID to the named file */
4407 if (stat(filename, &pidstat) < 0) {
4408 if (errno == ENOENT) {
4409 if ((f = fopen (filename, "w")) == NULL) {
4410 perror("Opening pidfile");
4413 fprintf(f, "%d\n", getpid());
4415 pid_filename = qemu_strdup(filename);
4416 if (!pid_filename) {
4417 fprintf(stderr, "Could not save PID filename");
4420 atexit(remove_pidfile);
4423 fprintf(stderr, "%s already exists. Remove it and try again.\n",
4429 /***********************************************************/
4432 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
4436 static void dumb_resize(DisplayState *ds, int w, int h)
4440 static void dumb_refresh(DisplayState *ds)
4445 void dumb_display_init(DisplayState *ds)
4450 ds->dpy_update = dumb_update;
4451 ds->dpy_resize = dumb_resize;
4452 ds->dpy_refresh = dumb_refresh;
4455 /***********************************************************/
4458 #define MAX_IO_HANDLERS 64
4460 typedef struct IOHandlerRecord {
4462 IOCanRWHandler *fd_read_poll;
4464 IOHandler *fd_write;
4467 /* temporary data */
4469 struct IOHandlerRecord *next;
4472 static IOHandlerRecord *first_io_handler;
4474 /* XXX: fd_read_poll should be suppressed, but an API change is
4475 necessary in the character devices to suppress fd_can_read(). */
4476 int qemu_set_fd_handler2(int fd,
4477 IOCanRWHandler *fd_read_poll,
4479 IOHandler *fd_write,
4482 IOHandlerRecord **pioh, *ioh;
4484 if (!fd_read && !fd_write) {
4485 pioh = &first_io_handler;
4490 if (ioh->fd == fd) {
4497 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4501 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
4504 ioh->next = first_io_handler;
4505 first_io_handler = ioh;
4508 ioh->fd_read_poll = fd_read_poll;
4509 ioh->fd_read = fd_read;
4510 ioh->fd_write = fd_write;
4511 ioh->opaque = opaque;
4517 int qemu_set_fd_handler(int fd,
4519 IOHandler *fd_write,
4522 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
4525 /***********************************************************/
4526 /* Polling handling */
4528 typedef struct PollingEntry {
4531 struct PollingEntry *next;
4534 static PollingEntry *first_polling_entry;
4536 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
4538 PollingEntry **ppe, *pe;
4539 pe = qemu_mallocz(sizeof(PollingEntry));
4543 pe->opaque = opaque;
4544 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
4549 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
4551 PollingEntry **ppe, *pe;
4552 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
4554 if (pe->func == func && pe->opaque == opaque) {
4563 /***********************************************************/
4564 /* Wait objects support */
4565 typedef struct WaitObjects {
4567 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
4568 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
4569 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
4572 static WaitObjects wait_objects = {0};
4574 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4576 WaitObjects *w = &wait_objects;
4578 if (w->num >= MAXIMUM_WAIT_OBJECTS)
4580 w->events[w->num] = handle;
4581 w->func[w->num] = func;
4582 w->opaque[w->num] = opaque;
4587 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4590 WaitObjects *w = &wait_objects;
4593 for (i = 0; i < w->num; i++) {
4594 if (w->events[i] == handle)
4597 w->events[i] = w->events[i + 1];
4598 w->func[i] = w->func[i + 1];
4599 w->opaque[i] = w->opaque[i + 1];
4607 /***********************************************************/
4608 /* savevm/loadvm support */
4610 #define IO_BUF_SIZE 32768
4614 BlockDriverState *bs;
4617 int64_t base_offset;
4618 int64_t buf_offset; /* start of buffer when writing, end of buffer
4621 int buf_size; /* 0 when writing */
4622 uint8_t buf[IO_BUF_SIZE];
4625 QEMUFile *qemu_fopen(const char *filename, const char *mode)
4629 f = qemu_mallocz(sizeof(QEMUFile));
4632 if (!strcmp(mode, "wb")) {
4634 } else if (!strcmp(mode, "rb")) {
4639 f->outfile = fopen(filename, mode);
4651 QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
4655 f = qemu_mallocz(sizeof(QEMUFile));
4660 f->is_writable = is_writable;
4661 f->base_offset = offset;
4665 void qemu_fflush(QEMUFile *f)
4667 if (!f->is_writable)
4669 if (f->buf_index > 0) {
4671 fseek(f->outfile, f->buf_offset, SEEK_SET);
4672 fwrite(f->buf, 1, f->buf_index, f->outfile);
4674 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
4675 f->buf, f->buf_index);
4677 f->buf_offset += f->buf_index;
4682 static void qemu_fill_buffer(QEMUFile *f)
4689 fseek(f->outfile, f->buf_offset, SEEK_SET);
4690 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
4694 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
4695 f->buf, IO_BUF_SIZE);
4701 f->buf_offset += len;
4704 void qemu_fclose(QEMUFile *f)
4714 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
4718 l = IO_BUF_SIZE - f->buf_index;
4721 memcpy(f->buf + f->buf_index, buf, l);
4725 if (f->buf_index >= IO_BUF_SIZE)
4730 void qemu_put_byte(QEMUFile *f, int v)
4732 f->buf[f->buf_index++] = v;
4733 if (f->buf_index >= IO_BUF_SIZE)
4737 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
4743 l = f->buf_size - f->buf_index;
4745 qemu_fill_buffer(f);
4746 l = f->buf_size - f->buf_index;
4752 memcpy(buf, f->buf + f->buf_index, l);
4757 return size1 - size;
4760 int qemu_get_byte(QEMUFile *f)
4762 if (f->buf_index >= f->buf_size) {
4763 qemu_fill_buffer(f);
4764 if (f->buf_index >= f->buf_size)
4767 return f->buf[f->buf_index++];
4770 int64_t qemu_ftell(QEMUFile *f)
4772 return f->buf_offset - f->buf_size + f->buf_index;
4775 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
4777 if (whence == SEEK_SET) {
4779 } else if (whence == SEEK_CUR) {
4780 pos += qemu_ftell(f);
4782 /* SEEK_END not supported */
4785 if (f->is_writable) {
4787 f->buf_offset = pos;
4789 f->buf_offset = pos;
4796 void qemu_put_be16(QEMUFile *f, unsigned int v)
4798 qemu_put_byte(f, v >> 8);
4799 qemu_put_byte(f, v);
4802 void qemu_put_be32(QEMUFile *f, unsigned int v)
4804 qemu_put_byte(f, v >> 24);
4805 qemu_put_byte(f, v >> 16);
4806 qemu_put_byte(f, v >> 8);
4807 qemu_put_byte(f, v);
4810 void qemu_put_be64(QEMUFile *f, uint64_t v)
4812 qemu_put_be32(f, v >> 32);
4813 qemu_put_be32(f, v);
4816 unsigned int qemu_get_be16(QEMUFile *f)
4819 v = qemu_get_byte(f) << 8;
4820 v |= qemu_get_byte(f);
4824 unsigned int qemu_get_be32(QEMUFile *f)
4827 v = qemu_get_byte(f) << 24;
4828 v |= qemu_get_byte(f) << 16;
4829 v |= qemu_get_byte(f) << 8;
4830 v |= qemu_get_byte(f);
4834 uint64_t qemu_get_be64(QEMUFile *f)
4837 v = (uint64_t)qemu_get_be32(f) << 32;
4838 v |= qemu_get_be32(f);
4842 typedef struct SaveStateEntry {
4846 SaveStateHandler *save_state;
4847 LoadStateHandler *load_state;
4849 struct SaveStateEntry *next;
4852 static SaveStateEntry *first_se;
4854 int register_savevm(const char *idstr,
4857 SaveStateHandler *save_state,
4858 LoadStateHandler *load_state,
4861 SaveStateEntry *se, **pse;
4863 se = qemu_malloc(sizeof(SaveStateEntry));
4866 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
4867 se->instance_id = instance_id;
4868 se->version_id = version_id;
4869 se->save_state = save_state;
4870 se->load_state = load_state;
4871 se->opaque = opaque;
4874 /* add at the end of list */
4876 while (*pse != NULL)
4877 pse = &(*pse)->next;
4882 #define QEMU_VM_FILE_MAGIC 0x5145564d
4883 #define QEMU_VM_FILE_VERSION 0x00000002
4885 int qemu_savevm_state(QEMUFile *f)
4889 int64_t cur_pos, len_pos, total_len_pos;
4891 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
4892 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
4893 total_len_pos = qemu_ftell(f);
4894 qemu_put_be64(f, 0); /* total size */
4896 for(se = first_se; se != NULL; se = se->next) {
4898 len = strlen(se->idstr);
4899 qemu_put_byte(f, len);
4900 qemu_put_buffer(f, se->idstr, len);
4902 qemu_put_be32(f, se->instance_id);
4903 qemu_put_be32(f, se->version_id);
4905 /* record size: filled later */
4906 len_pos = qemu_ftell(f);
4907 qemu_put_be32(f, 0);
4909 se->save_state(f, se->opaque);
4911 /* fill record size */
4912 cur_pos = qemu_ftell(f);
4913 len = cur_pos - len_pos - 4;
4914 qemu_fseek(f, len_pos, SEEK_SET);
4915 qemu_put_be32(f, len);
4916 qemu_fseek(f, cur_pos, SEEK_SET);
4918 cur_pos = qemu_ftell(f);
4919 qemu_fseek(f, total_len_pos, SEEK_SET);
4920 qemu_put_be64(f, cur_pos - total_len_pos - 8);
4921 qemu_fseek(f, cur_pos, SEEK_SET);
4927 static SaveStateEntry *find_se(const char *idstr, int instance_id)
4931 for(se = first_se; se != NULL; se = se->next) {
4932 if (!strcmp(se->idstr, idstr) &&
4933 instance_id == se->instance_id)
4939 int qemu_loadvm_state(QEMUFile *f)
4942 int len, ret, instance_id, record_len, version_id;
4943 int64_t total_len, end_pos, cur_pos;
4947 v = qemu_get_be32(f);
4948 if (v != QEMU_VM_FILE_MAGIC)
4950 v = qemu_get_be32(f);
4951 if (v != QEMU_VM_FILE_VERSION) {
4956 total_len = qemu_get_be64(f);
4957 end_pos = total_len + qemu_ftell(f);
4959 if (qemu_ftell(f) >= end_pos)
4961 len = qemu_get_byte(f);
4962 qemu_get_buffer(f, idstr, len);
4964 instance_id = qemu_get_be32(f);
4965 version_id = qemu_get_be32(f);
4966 record_len = qemu_get_be32(f);
4968 printf("idstr=%s instance=0x%x version=%d len=%d\n",
4969 idstr, instance_id, version_id, record_len);
4971 cur_pos = qemu_ftell(f);
4972 se = find_se(idstr, instance_id);
4974 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
4975 instance_id, idstr);
4977 ret = se->load_state(f, se->opaque, version_id);
4979 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
4980 instance_id, idstr);
4983 /* always seek to exact end of record */
4984 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
4991 /* device can contain snapshots */
4992 static int bdrv_can_snapshot(BlockDriverState *bs)
4995 !bdrv_is_removable(bs) &&
4996 !bdrv_is_read_only(bs));
4999 /* device must be snapshots in order to have a reliable snapshot */
5000 static int bdrv_has_snapshot(BlockDriverState *bs)
5003 !bdrv_is_removable(bs) &&
5004 !bdrv_is_read_only(bs));
5007 static BlockDriverState *get_bs_snapshots(void)
5009 BlockDriverState *bs;
5013 return bs_snapshots;
5014 for(i = 0; i <= MAX_DISKS; i++) {
5016 if (bdrv_can_snapshot(bs))
5025 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5028 QEMUSnapshotInfo *sn_tab, *sn;
5032 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5035 for(i = 0; i < nb_sns; i++) {
5037 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5047 void do_savevm(const char *name)
5049 BlockDriverState *bs, *bs1;
5050 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5051 int must_delete, ret, i;
5052 BlockDriverInfo bdi1, *bdi = &bdi1;
5054 int saved_vm_running;
5061 bs = get_bs_snapshots();
5063 term_printf("No block device can accept snapshots\n");
5067 /* ??? Should this occur after vm_stop? */
5070 saved_vm_running = vm_running;
5075 ret = bdrv_snapshot_find(bs, old_sn, name);
5080 memset(sn, 0, sizeof(*sn));
5082 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5083 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5086 pstrcpy(sn->name, sizeof(sn->name), name);
5089 /* fill auxiliary fields */
5092 sn->date_sec = tb.time;
5093 sn->date_nsec = tb.millitm * 1000000;
5095 gettimeofday(&tv, NULL);
5096 sn->date_sec = tv.tv_sec;
5097 sn->date_nsec = tv.tv_usec * 1000;
5099 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
5101 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5102 term_printf("Device %s does not support VM state snapshots\n",
5103 bdrv_get_device_name(bs));
5107 /* save the VM state */
5108 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
5110 term_printf("Could not open VM state file\n");
5113 ret = qemu_savevm_state(f);
5114 sn->vm_state_size = qemu_ftell(f);
5117 term_printf("Error %d while writing VM\n", ret);
5121 /* create the snapshots */
5123 for(i = 0; i < MAX_DISKS; i++) {
5125 if (bdrv_has_snapshot(bs1)) {
5127 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
5129 term_printf("Error while deleting snapshot on '%s'\n",
5130 bdrv_get_device_name(bs1));
5133 ret = bdrv_snapshot_create(bs1, sn);
5135 term_printf("Error while creating snapshot on '%s'\n",
5136 bdrv_get_device_name(bs1));
5142 if (saved_vm_running)
5146 void do_loadvm(const char *name)
5148 BlockDriverState *bs, *bs1;
5149 BlockDriverInfo bdi1, *bdi = &bdi1;
5152 int saved_vm_running;
5154 bs = get_bs_snapshots();
5156 term_printf("No block device supports snapshots\n");
5160 /* Flush all IO requests so they don't interfere with the new state. */
5163 saved_vm_running = vm_running;
5166 for(i = 0; i <= MAX_DISKS; i++) {
5168 if (bdrv_has_snapshot(bs1)) {
5169 ret = bdrv_snapshot_goto(bs1, name);
5172 term_printf("Warning: ");
5175 term_printf("Snapshots not supported on device '%s'\n",
5176 bdrv_get_device_name(bs1));
5179 term_printf("Could not find snapshot '%s' on device '%s'\n",
5180 name, bdrv_get_device_name(bs1));
5183 term_printf("Error %d while activating snapshot on '%s'\n",
5184 ret, bdrv_get_device_name(bs1));
5187 /* fatal on snapshot block device */
5194 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5195 term_printf("Device %s does not support VM state snapshots\n",
5196 bdrv_get_device_name(bs));
5200 /* restore the VM state */
5201 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
5203 term_printf("Could not open VM state file\n");
5206 ret = qemu_loadvm_state(f);
5209 term_printf("Error %d while loading VM state\n", ret);
5212 if (saved_vm_running)
5216 void do_delvm(const char *name)
5218 BlockDriverState *bs, *bs1;
5221 bs = get_bs_snapshots();
5223 term_printf("No block device supports snapshots\n");
5227 for(i = 0; i <= MAX_DISKS; i++) {
5229 if (bdrv_has_snapshot(bs1)) {
5230 ret = bdrv_snapshot_delete(bs1, name);
5232 if (ret == -ENOTSUP)
5233 term_printf("Snapshots not supported on device '%s'\n",
5234 bdrv_get_device_name(bs1));
5236 term_printf("Error %d while deleting snapshot on '%s'\n",
5237 ret, bdrv_get_device_name(bs1));
5243 void do_info_snapshots(void)
5245 BlockDriverState *bs, *bs1;
5246 QEMUSnapshotInfo *sn_tab, *sn;
5250 bs = get_bs_snapshots();
5252 term_printf("No available block device supports snapshots\n");
5255 term_printf("Snapshot devices:");
5256 for(i = 0; i <= MAX_DISKS; i++) {
5258 if (bdrv_has_snapshot(bs1)) {
5260 term_printf(" %s", bdrv_get_device_name(bs1));
5265 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5267 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
5270 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
5271 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
5272 for(i = 0; i < nb_sns; i++) {
5274 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
5279 /***********************************************************/
5280 /* cpu save/restore */
5282 #if defined(TARGET_I386)
5284 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
5286 qemu_put_be32(f, dt->selector);
5287 qemu_put_betl(f, dt->base);
5288 qemu_put_be32(f, dt->limit);
5289 qemu_put_be32(f, dt->flags);
5292 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
5294 dt->selector = qemu_get_be32(f);
5295 dt->base = qemu_get_betl(f);
5296 dt->limit = qemu_get_be32(f);
5297 dt->flags = qemu_get_be32(f);
5300 void cpu_save(QEMUFile *f, void *opaque)
5302 CPUState *env = opaque;
5303 uint16_t fptag, fpus, fpuc, fpregs_format;
5307 for(i = 0; i < CPU_NB_REGS; i++)
5308 qemu_put_betls(f, &env->regs[i]);
5309 qemu_put_betls(f, &env->eip);
5310 qemu_put_betls(f, &env->eflags);
5311 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
5312 qemu_put_be32s(f, &hflags);
5316 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
5318 for(i = 0; i < 8; i++) {
5319 fptag |= ((!env->fptags[i]) << i);
5322 qemu_put_be16s(f, &fpuc);
5323 qemu_put_be16s(f, &fpus);
5324 qemu_put_be16s(f, &fptag);
5326 #ifdef USE_X86LDOUBLE
5331 qemu_put_be16s(f, &fpregs_format);
5333 for(i = 0; i < 8; i++) {
5334 #ifdef USE_X86LDOUBLE
5338 /* we save the real CPU data (in case of MMX usage only 'mant'
5339 contains the MMX register */
5340 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
5341 qemu_put_be64(f, mant);
5342 qemu_put_be16(f, exp);
5345 /* if we use doubles for float emulation, we save the doubles to
5346 avoid losing information in case of MMX usage. It can give
5347 problems if the image is restored on a CPU where long
5348 doubles are used instead. */
5349 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
5353 for(i = 0; i < 6; i++)
5354 cpu_put_seg(f, &env->segs[i]);
5355 cpu_put_seg(f, &env->ldt);
5356 cpu_put_seg(f, &env->tr);
5357 cpu_put_seg(f, &env->gdt);
5358 cpu_put_seg(f, &env->idt);
5360 qemu_put_be32s(f, &env->sysenter_cs);
5361 qemu_put_be32s(f, &env->sysenter_esp);
5362 qemu_put_be32s(f, &env->sysenter_eip);
5364 qemu_put_betls(f, &env->cr[0]);
5365 qemu_put_betls(f, &env->cr[2]);
5366 qemu_put_betls(f, &env->cr[3]);
5367 qemu_put_betls(f, &env->cr[4]);
5369 for(i = 0; i < 8; i++)
5370 qemu_put_betls(f, &env->dr[i]);
5373 qemu_put_be32s(f, &env->a20_mask);
5376 qemu_put_be32s(f, &env->mxcsr);
5377 for(i = 0; i < CPU_NB_REGS; i++) {
5378 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5379 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5382 #ifdef TARGET_X86_64
5383 qemu_put_be64s(f, &env->efer);
5384 qemu_put_be64s(f, &env->star);
5385 qemu_put_be64s(f, &env->lstar);
5386 qemu_put_be64s(f, &env->cstar);
5387 qemu_put_be64s(f, &env->fmask);
5388 qemu_put_be64s(f, &env->kernelgsbase);
5390 qemu_put_be32s(f, &env->smbase);
5393 #ifdef USE_X86LDOUBLE
5394 /* XXX: add that in a FPU generic layer */
5395 union x86_longdouble {
5400 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5401 #define EXPBIAS1 1023
5402 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5403 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5405 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
5409 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
5410 /* exponent + sign */
5411 e = EXPD1(temp) - EXPBIAS1 + 16383;
5412 e |= SIGND1(temp) >> 16;
5417 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5419 CPUState *env = opaque;
5422 uint16_t fpus, fpuc, fptag, fpregs_format;
5424 if (version_id != 3 && version_id != 4)
5426 for(i = 0; i < CPU_NB_REGS; i++)
5427 qemu_get_betls(f, &env->regs[i]);
5428 qemu_get_betls(f, &env->eip);
5429 qemu_get_betls(f, &env->eflags);
5430 qemu_get_be32s(f, &hflags);
5432 qemu_get_be16s(f, &fpuc);
5433 qemu_get_be16s(f, &fpus);
5434 qemu_get_be16s(f, &fptag);
5435 qemu_get_be16s(f, &fpregs_format);
5437 /* NOTE: we cannot always restore the FPU state if the image come
5438 from a host with a different 'USE_X86LDOUBLE' define. We guess
5439 if we are in an MMX state to restore correctly in that case. */
5440 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
5441 for(i = 0; i < 8; i++) {
5445 switch(fpregs_format) {
5447 mant = qemu_get_be64(f);
5448 exp = qemu_get_be16(f);
5449 #ifdef USE_X86LDOUBLE
5450 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5452 /* difficult case */
5454 env->fpregs[i].mmx.MMX_Q(0) = mant;
5456 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5460 mant = qemu_get_be64(f);
5461 #ifdef USE_X86LDOUBLE
5463 union x86_longdouble *p;
5464 /* difficult case */
5465 p = (void *)&env->fpregs[i];
5470 fp64_to_fp80(p, mant);
5474 env->fpregs[i].mmx.MMX_Q(0) = mant;
5483 /* XXX: restore FPU round state */
5484 env->fpstt = (fpus >> 11) & 7;
5485 env->fpus = fpus & ~0x3800;
5487 for(i = 0; i < 8; i++) {
5488 env->fptags[i] = (fptag >> i) & 1;
5491 for(i = 0; i < 6; i++)
5492 cpu_get_seg(f, &env->segs[i]);
5493 cpu_get_seg(f, &env->ldt);
5494 cpu_get_seg(f, &env->tr);
5495 cpu_get_seg(f, &env->gdt);
5496 cpu_get_seg(f, &env->idt);
5498 qemu_get_be32s(f, &env->sysenter_cs);
5499 qemu_get_be32s(f, &env->sysenter_esp);
5500 qemu_get_be32s(f, &env->sysenter_eip);
5502 qemu_get_betls(f, &env->cr[0]);
5503 qemu_get_betls(f, &env->cr[2]);
5504 qemu_get_betls(f, &env->cr[3]);
5505 qemu_get_betls(f, &env->cr[4]);
5507 for(i = 0; i < 8; i++)
5508 qemu_get_betls(f, &env->dr[i]);
5511 qemu_get_be32s(f, &env->a20_mask);
5513 qemu_get_be32s(f, &env->mxcsr);
5514 for(i = 0; i < CPU_NB_REGS; i++) {
5515 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5516 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5519 #ifdef TARGET_X86_64
5520 qemu_get_be64s(f, &env->efer);
5521 qemu_get_be64s(f, &env->star);
5522 qemu_get_be64s(f, &env->lstar);
5523 qemu_get_be64s(f, &env->cstar);
5524 qemu_get_be64s(f, &env->fmask);
5525 qemu_get_be64s(f, &env->kernelgsbase);
5527 if (version_id >= 4)
5528 qemu_get_be32s(f, &env->smbase);
5530 /* XXX: compute hflags from scratch, except for CPL and IIF */
5531 env->hflags = hflags;
5536 #elif defined(TARGET_PPC)
5537 void cpu_save(QEMUFile *f, void *opaque)
5541 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5546 #elif defined(TARGET_MIPS)
5547 void cpu_save(QEMUFile *f, void *opaque)
5551 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5556 #elif defined(TARGET_SPARC)
5557 void cpu_save(QEMUFile *f, void *opaque)
5559 CPUState *env = opaque;
5563 for(i = 0; i < 8; i++)
5564 qemu_put_betls(f, &env->gregs[i]);
5565 for(i = 0; i < NWINDOWS * 16; i++)
5566 qemu_put_betls(f, &env->regbase[i]);
5569 for(i = 0; i < TARGET_FPREGS; i++) {
5575 qemu_put_be32(f, u.i);
5578 qemu_put_betls(f, &env->pc);
5579 qemu_put_betls(f, &env->npc);
5580 qemu_put_betls(f, &env->y);
5582 qemu_put_be32(f, tmp);
5583 qemu_put_betls(f, &env->fsr);
5584 qemu_put_betls(f, &env->tbr);
5585 #ifndef TARGET_SPARC64
5586 qemu_put_be32s(f, &env->wim);
5588 for(i = 0; i < 16; i++)
5589 qemu_put_be32s(f, &env->mmuregs[i]);
5593 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5595 CPUState *env = opaque;
5599 for(i = 0; i < 8; i++)
5600 qemu_get_betls(f, &env->gregs[i]);
5601 for(i = 0; i < NWINDOWS * 16; i++)
5602 qemu_get_betls(f, &env->regbase[i]);
5605 for(i = 0; i < TARGET_FPREGS; i++) {
5610 u.i = qemu_get_be32(f);
5614 qemu_get_betls(f, &env->pc);
5615 qemu_get_betls(f, &env->npc);
5616 qemu_get_betls(f, &env->y);
5617 tmp = qemu_get_be32(f);
5618 env->cwp = 0; /* needed to ensure that the wrapping registers are
5619 correctly updated */
5621 qemu_get_betls(f, &env->fsr);
5622 qemu_get_betls(f, &env->tbr);
5623 #ifndef TARGET_SPARC64
5624 qemu_get_be32s(f, &env->wim);
5626 for(i = 0; i < 16; i++)
5627 qemu_get_be32s(f, &env->mmuregs[i]);
5633 #elif defined(TARGET_ARM)
5635 /* ??? Need to implement these. */
5636 void cpu_save(QEMUFile *f, void *opaque)
5640 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5647 #warning No CPU save/restore functions
5651 /***********************************************************/
5652 /* ram save/restore */
5654 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
5658 v = qemu_get_byte(f);
5661 if (qemu_get_buffer(f, buf, len) != len)
5665 v = qemu_get_byte(f);
5666 memset(buf, v, len);
5674 static int ram_load_v1(QEMUFile *f, void *opaque)
5678 if (qemu_get_be32(f) != phys_ram_size)
5680 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
5681 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
5688 #define BDRV_HASH_BLOCK_SIZE 1024
5689 #define IOBUF_SIZE 4096
5690 #define RAM_CBLOCK_MAGIC 0xfabe
5692 typedef struct RamCompressState {
5695 uint8_t buf[IOBUF_SIZE];
5698 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
5701 memset(s, 0, sizeof(*s));
5703 ret = deflateInit2(&s->zstream, 1,
5705 9, Z_DEFAULT_STRATEGY);
5708 s->zstream.avail_out = IOBUF_SIZE;
5709 s->zstream.next_out = s->buf;
5713 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
5715 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
5716 qemu_put_be16(s->f, len);
5717 qemu_put_buffer(s->f, buf, len);
5720 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
5724 s->zstream.avail_in = len;
5725 s->zstream.next_in = (uint8_t *)buf;
5726 while (s->zstream.avail_in > 0) {
5727 ret = deflate(&s->zstream, Z_NO_FLUSH);
5730 if (s->zstream.avail_out == 0) {
5731 ram_put_cblock(s, s->buf, IOBUF_SIZE);
5732 s->zstream.avail_out = IOBUF_SIZE;
5733 s->zstream.next_out = s->buf;
5739 static void ram_compress_close(RamCompressState *s)
5743 /* compress last bytes */
5745 ret = deflate(&s->zstream, Z_FINISH);
5746 if (ret == Z_OK || ret == Z_STREAM_END) {
5747 len = IOBUF_SIZE - s->zstream.avail_out;
5749 ram_put_cblock(s, s->buf, len);
5751 s->zstream.avail_out = IOBUF_SIZE;
5752 s->zstream.next_out = s->buf;
5753 if (ret == Z_STREAM_END)
5760 deflateEnd(&s->zstream);
5763 typedef struct RamDecompressState {
5766 uint8_t buf[IOBUF_SIZE];
5767 } RamDecompressState;
5769 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
5772 memset(s, 0, sizeof(*s));
5774 ret = inflateInit(&s->zstream);
5780 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
5784 s->zstream.avail_out = len;
5785 s->zstream.next_out = buf;
5786 while (s->zstream.avail_out > 0) {
5787 if (s->zstream.avail_in == 0) {
5788 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
5790 clen = qemu_get_be16(s->f);
5791 if (clen > IOBUF_SIZE)
5793 qemu_get_buffer(s->f, s->buf, clen);
5794 s->zstream.avail_in = clen;
5795 s->zstream.next_in = s->buf;
5797 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
5798 if (ret != Z_OK && ret != Z_STREAM_END) {
5805 static void ram_decompress_close(RamDecompressState *s)
5807 inflateEnd(&s->zstream);
5810 static void ram_save(QEMUFile *f, void *opaque)
5813 RamCompressState s1, *s = &s1;
5816 qemu_put_be32(f, phys_ram_size);
5817 if (ram_compress_open(s, f) < 0)
5819 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
5821 if (tight_savevm_enabled) {
5825 /* find if the memory block is available on a virtual
5828 for(j = 0; j < MAX_DISKS; j++) {
5830 sector_num = bdrv_hash_find(bs_table[j],
5831 phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
5832 if (sector_num >= 0)
5837 goto normal_compress;
5840 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
5841 ram_compress_buf(s, buf, 10);
5847 ram_compress_buf(s, buf, 1);
5848 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
5851 ram_compress_close(s);
5854 static int ram_load(QEMUFile *f, void *opaque, int version_id)
5856 RamDecompressState s1, *s = &s1;
5860 if (version_id == 1)
5861 return ram_load_v1(f, opaque);
5862 if (version_id != 2)
5864 if (qemu_get_be32(f) != phys_ram_size)
5866 if (ram_decompress_open(s, f) < 0)
5868 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
5869 if (ram_decompress_buf(s, buf, 1) < 0) {
5870 fprintf(stderr, "Error while reading ram block header\n");
5874 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
5875 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
5884 ram_decompress_buf(s, buf + 1, 9);
5886 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
5887 if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
5888 fprintf(stderr, "Invalid block device index %d\n", bs_index);
5891 if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
5892 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
5893 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
5894 bs_index, sector_num);
5901 printf("Error block header\n");
5905 ram_decompress_close(s);
5909 /***********************************************************/
5910 /* bottom halves (can be seen as timers which expire ASAP) */
5919 static QEMUBH *first_bh = NULL;
5921 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
5924 bh = qemu_mallocz(sizeof(QEMUBH));
5928 bh->opaque = opaque;
5932 int qemu_bh_poll(void)
5951 void qemu_bh_schedule(QEMUBH *bh)
5953 CPUState *env = cpu_single_env;
5957 bh->next = first_bh;
5960 /* stop the currently executing CPU to execute the BH ASAP */
5962 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
5966 void qemu_bh_cancel(QEMUBH *bh)
5969 if (bh->scheduled) {
5972 pbh = &(*pbh)->next;
5978 void qemu_bh_delete(QEMUBH *bh)
5984 /***********************************************************/
5985 /* machine registration */
5987 QEMUMachine *first_machine = NULL;
5989 int qemu_register_machine(QEMUMachine *m)
5992 pm = &first_machine;
6000 QEMUMachine *find_machine(const char *name)
6004 for(m = first_machine; m != NULL; m = m->next) {
6005 if (!strcmp(m->name, name))
6011 /***********************************************************/
6012 /* main execution loop */
6014 void gui_update(void *opaque)
6016 display_state.dpy_refresh(&display_state);
6017 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
6020 struct vm_change_state_entry {
6021 VMChangeStateHandler *cb;
6023 LIST_ENTRY (vm_change_state_entry) entries;
6026 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
6028 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
6031 VMChangeStateEntry *e;
6033 e = qemu_mallocz(sizeof (*e));
6039 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
6043 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
6045 LIST_REMOVE (e, entries);
6049 static void vm_state_notify(int running)
6051 VMChangeStateEntry *e;
6053 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
6054 e->cb(e->opaque, running);
6058 /* XXX: support several handlers */
6059 static VMStopHandler *vm_stop_cb;
6060 static void *vm_stop_opaque;
6062 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
6065 vm_stop_opaque = opaque;
6069 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
6083 void vm_stop(int reason)
6086 cpu_disable_ticks();
6090 vm_stop_cb(vm_stop_opaque, reason);
6097 /* reset/shutdown handler */
6099 typedef struct QEMUResetEntry {
6100 QEMUResetHandler *func;
6102 struct QEMUResetEntry *next;
6105 static QEMUResetEntry *first_reset_entry;
6106 static int reset_requested;
6107 static int shutdown_requested;
6108 static int powerdown_requested;
6110 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
6112 QEMUResetEntry **pre, *re;
6114 pre = &first_reset_entry;
6115 while (*pre != NULL)
6116 pre = &(*pre)->next;
6117 re = qemu_mallocz(sizeof(QEMUResetEntry));
6119 re->opaque = opaque;
6124 static void qemu_system_reset(void)
6128 /* reset all devices */
6129 for(re = first_reset_entry; re != NULL; re = re->next) {
6130 re->func(re->opaque);
6134 void qemu_system_reset_request(void)
6137 shutdown_requested = 1;
6139 reset_requested = 1;
6142 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6145 void qemu_system_shutdown_request(void)
6147 shutdown_requested = 1;
6149 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6152 void qemu_system_powerdown_request(void)
6154 powerdown_requested = 1;
6156 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6159 void main_loop_wait(int timeout)
6161 IOHandlerRecord *ioh;
6162 fd_set rfds, wfds, xfds;
6168 /* XXX: need to suppress polling by better using win32 events */
6170 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
6171 ret |= pe->func(pe->opaque);
6174 if (ret == 0 && timeout > 0) {
6176 WaitObjects *w = &wait_objects;
6178 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
6179 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
6180 if (w->func[ret - WAIT_OBJECT_0])
6181 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
6182 } else if (ret == WAIT_TIMEOUT) {
6184 err = GetLastError();
6185 fprintf(stderr, "Wait error %d %d\n", ret, err);
6189 /* poll any events */
6190 /* XXX: separate device handlers from system ones */
6195 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6199 (!ioh->fd_read_poll ||
6200 ioh->fd_read_poll(ioh->opaque) != 0)) {
6201 FD_SET(ioh->fd, &rfds);
6205 if (ioh->fd_write) {
6206 FD_SET(ioh->fd, &wfds);
6216 tv.tv_usec = timeout * 1000;
6218 #if defined(CONFIG_SLIRP)
6220 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
6223 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
6225 IOHandlerRecord **pioh;
6227 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6230 if (FD_ISSET(ioh->fd, &rfds)) {
6231 ioh->fd_read(ioh->opaque);
6233 if (FD_ISSET(ioh->fd, &wfds)) {
6234 ioh->fd_write(ioh->opaque);
6238 /* remove deleted IO handlers */
6239 pioh = &first_io_handler;
6249 #if defined(CONFIG_SLIRP)
6256 slirp_select_poll(&rfds, &wfds, &xfds);
6263 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
6264 qemu_get_clock(vm_clock));
6265 /* run dma transfers, if any */
6269 /* real time timers */
6270 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
6271 qemu_get_clock(rt_clock));
6274 static CPUState *cur_cpu;
6279 #ifdef CONFIG_PROFILER
6284 cur_cpu = first_cpu;
6291 env = env->next_cpu;
6294 #ifdef CONFIG_PROFILER
6295 ti = profile_getclock();
6297 ret = cpu_exec(env);
6298 #ifdef CONFIG_PROFILER
6299 qemu_time += profile_getclock() - ti;
6301 if (ret == EXCP_HLT) {
6302 /* Give the next CPU a chance to run. */
6306 if (ret != EXCP_HALTED)
6308 /* all CPUs are halted ? */
6314 if (shutdown_requested) {
6315 ret = EXCP_INTERRUPT;
6318 if (reset_requested) {
6319 reset_requested = 0;
6320 qemu_system_reset();
6321 ret = EXCP_INTERRUPT;
6323 if (powerdown_requested) {
6324 powerdown_requested = 0;
6325 qemu_system_powerdown();
6326 ret = EXCP_INTERRUPT;
6328 if (ret == EXCP_DEBUG) {
6329 vm_stop(EXCP_DEBUG);
6331 /* If all cpus are halted then wait until the next IRQ */
6332 /* XXX: use timeout computed from timers */
6333 if (ret == EXCP_HALTED)
6340 #ifdef CONFIG_PROFILER
6341 ti = profile_getclock();
6343 main_loop_wait(timeout);
6344 #ifdef CONFIG_PROFILER
6345 dev_time += profile_getclock() - ti;
6348 cpu_disable_ticks();
6354 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
6355 "usage: %s [options] [disk_image]\n"
6357 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6359 "Standard options:\n"
6360 "-M machine select emulated machine (-M ? for list)\n"
6361 "-cpu cpu select CPU (-cpu ? for list)\n"
6362 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6363 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6364 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6365 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6366 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6367 "-snapshot write to temporary files instead of disk image files\n"
6369 "-no-frame open SDL window without a frame and window decorations\n"
6370 "-no-quit disable SDL window close capability\n"
6373 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6375 "-m megs set virtual RAM size to megs MB [default=%d]\n"
6376 "-smp n set the number of CPUs to 'n' [default=1]\n"
6377 "-nographic disable graphical output and redirect serial I/Os to console\n"
6379 "-k language use keyboard layout (for example \"fr\" for French)\n"
6382 "-audio-help print list of audio drivers and their options\n"
6383 "-soundhw c1,... enable audio support\n"
6384 " and only specified sound cards (comma separated list)\n"
6385 " use -soundhw ? to get the list of supported cards\n"
6386 " use -soundhw all to enable all of them\n"
6388 "-localtime set the real time clock to local time [default=utc]\n"
6389 "-full-screen start in full screen\n"
6391 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6393 "-usb enable the USB driver (will be the default soon)\n"
6394 "-usbdevice name add the host or guest USB device 'name'\n"
6395 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6396 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
6399 "Network options:\n"
6400 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
6401 " create a new Network Interface Card and connect it to VLAN 'n'\n"
6403 "-net user[,vlan=n][,hostname=host]\n"
6404 " connect the user mode network stack to VLAN 'n' and send\n"
6405 " hostname 'host' to DHCP clients\n"
6408 "-net tap[,vlan=n],ifname=name\n"
6409 " connect the host TAP network interface to VLAN 'n'\n"
6411 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
6412 " connect the host TAP network interface to VLAN 'n' and use\n"
6413 " the network script 'file' (default=%s);\n"
6414 " use 'script=no' to disable script execution;\n"
6415 " use 'fd=h' to connect to an already opened TAP interface\n"
6417 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
6418 " connect the vlan 'n' to another VLAN using a socket connection\n"
6419 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
6420 " connect the vlan 'n' to multicast maddr and port\n"
6421 "-net none use it alone to have zero network devices; if no -net option\n"
6422 " is provided, the default is '-net nic -net user'\n"
6425 "-tftp dir allow tftp access to files in dir [-net user]\n"
6426 "-bootp file advertise file in BOOTP replies\n"
6428 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
6430 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
6431 " redirect TCP or UDP connections from host to guest [-net user]\n"
6434 "Linux boot specific:\n"
6435 "-kernel bzImage use 'bzImage' as kernel image\n"
6436 "-append cmdline use 'cmdline' as kernel command line\n"
6437 "-initrd file use 'file' as initial ram disk\n"
6439 "Debug/Expert options:\n"
6440 "-monitor dev redirect the monitor to char device 'dev'\n"
6441 "-serial dev redirect the serial port to char device 'dev'\n"
6442 "-parallel dev redirect the parallel port to char device 'dev'\n"
6443 "-pidfile file Write PID to 'file'\n"
6444 "-S freeze CPU at startup (use 'c' to start execution)\n"
6445 "-s wait gdb connection to port\n"
6446 "-p port set gdb connection port [default=%s]\n"
6447 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
6448 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
6449 " translation (t=none or lba) (usually qemu can guess them)\n"
6450 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
6452 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
6453 "-no-kqemu disable KQEMU kernel module usage\n"
6455 #ifdef USE_CODE_COPY
6456 "-no-code-copy disable code copy acceleration\n"
6459 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
6460 " (default is CL-GD5446 PCI VGA)\n"
6461 "-no-acpi disable ACPI\n"
6463 "-no-reboot exit instead of rebooting\n"
6464 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
6465 "-vnc display start a VNC server on display\n"
6467 "-daemonize daemonize QEMU after initializing\n"
6469 "-option-rom rom load a file, rom, into the option ROM space\n"
6471 "During emulation, the following keys are useful:\n"
6472 "ctrl-alt-f toggle full screen\n"
6473 "ctrl-alt-n switch to virtual console 'n'\n"
6474 "ctrl-alt toggle mouse and keyboard grab\n"
6476 "When using -nographic, press 'ctrl-a h' to get some help.\n"
6481 DEFAULT_NETWORK_SCRIPT,
6483 DEFAULT_GDBSTUB_PORT,
6488 #define HAS_ARG 0x0001
6503 QEMU_OPTION_snapshot,
6505 QEMU_OPTION_no_fd_bootchk,
6508 QEMU_OPTION_nographic,
6510 QEMU_OPTION_audio_help,
6511 QEMU_OPTION_soundhw,
6530 QEMU_OPTION_no_code_copy,
6532 QEMU_OPTION_localtime,
6533 QEMU_OPTION_cirrusvga,
6535 QEMU_OPTION_std_vga,
6537 QEMU_OPTION_monitor,
6539 QEMU_OPTION_parallel,
6541 QEMU_OPTION_full_screen,
6542 QEMU_OPTION_no_frame,
6543 QEMU_OPTION_no_quit,
6544 QEMU_OPTION_pidfile,
6545 QEMU_OPTION_no_kqemu,
6546 QEMU_OPTION_kernel_kqemu,
6547 QEMU_OPTION_win2k_hack,
6549 QEMU_OPTION_usbdevice,
6552 QEMU_OPTION_no_acpi,
6553 QEMU_OPTION_no_reboot,
6554 QEMU_OPTION_daemonize,
6555 QEMU_OPTION_option_rom,
6556 QEMU_OPTION_semihosting
6559 typedef struct QEMUOption {
6565 const QEMUOption qemu_options[] = {
6566 { "h", 0, QEMU_OPTION_h },
6567 { "help", 0, QEMU_OPTION_h },
6569 { "M", HAS_ARG, QEMU_OPTION_M },
6570 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
6571 { "fda", HAS_ARG, QEMU_OPTION_fda },
6572 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
6573 { "hda", HAS_ARG, QEMU_OPTION_hda },
6574 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
6575 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
6576 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
6577 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
6578 { "boot", HAS_ARG, QEMU_OPTION_boot },
6579 { "snapshot", 0, QEMU_OPTION_snapshot },
6581 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
6583 { "m", HAS_ARG, QEMU_OPTION_m },
6584 { "nographic", 0, QEMU_OPTION_nographic },
6585 { "k", HAS_ARG, QEMU_OPTION_k },
6587 { "audio-help", 0, QEMU_OPTION_audio_help },
6588 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
6591 { "net", HAS_ARG, QEMU_OPTION_net},
6593 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
6594 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
6596 { "smb", HAS_ARG, QEMU_OPTION_smb },
6598 { "redir", HAS_ARG, QEMU_OPTION_redir },
6601 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
6602 { "append", HAS_ARG, QEMU_OPTION_append },
6603 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
6605 { "S", 0, QEMU_OPTION_S },
6606 { "s", 0, QEMU_OPTION_s },
6607 { "p", HAS_ARG, QEMU_OPTION_p },
6608 { "d", HAS_ARG, QEMU_OPTION_d },
6609 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
6610 { "L", HAS_ARG, QEMU_OPTION_L },
6611 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
6613 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
6614 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
6616 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6617 { "g", 1, QEMU_OPTION_g },
6619 { "localtime", 0, QEMU_OPTION_localtime },
6620 { "std-vga", 0, QEMU_OPTION_std_vga },
6621 { "echr", 1, QEMU_OPTION_echr },
6622 { "monitor", 1, QEMU_OPTION_monitor },
6623 { "serial", 1, QEMU_OPTION_serial },
6624 { "parallel", 1, QEMU_OPTION_parallel },
6625 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
6626 { "full-screen", 0, QEMU_OPTION_full_screen },
6628 { "no-frame", 0, QEMU_OPTION_no_frame },
6629 { "no-quit", 0, QEMU_OPTION_no_quit },
6631 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
6632 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
6633 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
6634 { "smp", HAS_ARG, QEMU_OPTION_smp },
6635 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
6637 /* temporary options */
6638 { "usb", 0, QEMU_OPTION_usb },
6639 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
6640 { "no-acpi", 0, QEMU_OPTION_no_acpi },
6641 { "no-reboot", 0, QEMU_OPTION_no_reboot },
6642 { "daemonize", 0, QEMU_OPTION_daemonize },
6643 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
6644 #if defined(TARGET_ARM)
6645 { "semihosting", 0, QEMU_OPTION_semihosting },
6650 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
6652 /* this stack is only used during signal handling */
6653 #define SIGNAL_STACK_SIZE 32768
6655 static uint8_t *signal_stack;
6659 /* password input */
6661 static BlockDriverState *get_bdrv(int index)
6663 BlockDriverState *bs;
6666 bs = bs_table[index];
6667 } else if (index < 6) {
6668 bs = fd_table[index - 4];
6675 static void read_passwords(void)
6677 BlockDriverState *bs;
6681 for(i = 0; i < 6; i++) {
6683 if (bs && bdrv_is_encrypted(bs)) {
6684 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
6685 for(j = 0; j < 3; j++) {
6686 monitor_readline("Password: ",
6687 1, password, sizeof(password));
6688 if (bdrv_set_key(bs, password) == 0)
6690 term_printf("invalid password\n");
6696 /* XXX: currently we cannot use simultaneously different CPUs */
6697 void register_machines(void)
6699 #if defined(TARGET_I386)
6700 qemu_register_machine(&pc_machine);
6701 qemu_register_machine(&isapc_machine);
6702 #elif defined(TARGET_PPC)
6703 qemu_register_machine(&heathrow_machine);
6704 qemu_register_machine(&core99_machine);
6705 qemu_register_machine(&prep_machine);
6706 #elif defined(TARGET_MIPS)
6707 qemu_register_machine(&mips_machine);
6708 qemu_register_machine(&mips_malta_machine);
6709 #elif defined(TARGET_SPARC)
6710 #ifdef TARGET_SPARC64
6711 qemu_register_machine(&sun4u_machine);
6713 qemu_register_machine(&sun4m_machine);
6715 #elif defined(TARGET_ARM)
6716 qemu_register_machine(&integratorcp_machine);
6717 qemu_register_machine(&versatilepb_machine);
6718 qemu_register_machine(&versatileab_machine);
6719 qemu_register_machine(&realview_machine);
6720 #elif defined(TARGET_SH4)
6721 qemu_register_machine(&shix_machine);
6723 #error unsupported CPU
6728 struct soundhw soundhw[] = {
6735 { .init_isa = pcspk_audio_init }
6740 "Creative Sound Blaster 16",
6743 { .init_isa = SB16_init }
6750 "Yamaha YMF262 (OPL3)",
6752 "Yamaha YM3812 (OPL2)",
6756 { .init_isa = Adlib_init }
6763 "Gravis Ultrasound GF1",
6766 { .init_isa = GUS_init }
6772 "ENSONIQ AudioPCI ES1370",
6775 { .init_pci = es1370_init }
6778 { NULL, NULL, 0, 0, { NULL } }
6781 static void select_soundhw (const char *optarg)
6785 if (*optarg == '?') {
6788 printf ("Valid sound card names (comma separated):\n");
6789 for (c = soundhw; c->name; ++c) {
6790 printf ("%-11s %s\n", c->name, c->descr);
6792 printf ("\n-soundhw all will enable all of the above\n");
6793 exit (*optarg != '?');
6801 if (!strcmp (optarg, "all")) {
6802 for (c = soundhw; c->name; ++c) {
6810 e = strchr (p, ',');
6811 l = !e ? strlen (p) : (size_t) (e - p);
6813 for (c = soundhw; c->name; ++c) {
6814 if (!strncmp (c->name, p, l)) {
6823 "Unknown sound card name (too big to show)\n");
6826 fprintf (stderr, "Unknown sound card name `%.*s'\n",
6831 p += l + (e != NULL);
6835 goto show_valid_cards;
6841 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
6843 exit(STATUS_CONTROL_C_EXIT);
6848 #define MAX_NET_CLIENTS 32
6850 int main(int argc, char **argv)
6852 #ifdef CONFIG_GDBSTUB
6854 const char *gdbstub_port;
6857 int snapshot, linux_boot;
6858 const char *initrd_filename;
6859 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
6860 const char *kernel_filename, *kernel_cmdline;
6861 DisplayState *ds = &display_state;
6862 int cyls, heads, secs, translation;
6863 char net_clients[MAX_NET_CLIENTS][256];
6866 const char *r, *optarg;
6867 CharDriverState *monitor_hd;
6868 char monitor_device[128];
6869 char serial_devices[MAX_SERIAL_PORTS][128];
6870 int serial_device_index;
6871 char parallel_devices[MAX_PARALLEL_PORTS][128];
6872 int parallel_device_index;
6873 const char *loadvm = NULL;
6874 QEMUMachine *machine;
6875 const char *cpu_model;
6876 char usb_devices[MAX_USB_CMDLINE][128];
6877 int usb_devices_index;
6880 LIST_INIT (&vm_change_state_head);
6883 struct sigaction act;
6884 sigfillset(&act.sa_mask);
6886 act.sa_handler = SIG_IGN;
6887 sigaction(SIGPIPE, &act, NULL);
6890 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
6891 /* Note: cpu_interrupt() is currently not SMP safe, so we force
6892 QEMU to run on a single CPU */
6897 h = GetCurrentProcess();
6898 if (GetProcessAffinityMask(h, &mask, &smask)) {
6899 for(i = 0; i < 32; i++) {
6900 if (mask & (1 << i))
6905 SetProcessAffinityMask(h, mask);
6911 register_machines();
6912 machine = first_machine;
6914 initrd_filename = NULL;
6915 for(i = 0; i < MAX_FD; i++)
6916 fd_filename[i] = NULL;
6917 for(i = 0; i < MAX_DISKS; i++)
6918 hd_filename[i] = NULL;
6919 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
6920 vga_ram_size = VGA_RAM_SIZE;
6921 #ifdef CONFIG_GDBSTUB
6923 gdbstub_port = DEFAULT_GDBSTUB_PORT;
6927 kernel_filename = NULL;
6928 kernel_cmdline = "";
6934 cyls = heads = secs = 0;
6935 translation = BIOS_ATA_TRANSLATION_AUTO;
6936 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
6938 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
6939 for(i = 1; i < MAX_SERIAL_PORTS; i++)
6940 serial_devices[i][0] = '\0';
6941 serial_device_index = 0;
6943 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
6944 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
6945 parallel_devices[i][0] = '\0';
6946 parallel_device_index = 0;
6948 usb_devices_index = 0;
6953 /* default mac address of the first network interface */
6961 hd_filename[0] = argv[optind++];
6963 const QEMUOption *popt;
6966 /* Treat --foo the same as -foo. */
6969 popt = qemu_options;
6972 fprintf(stderr, "%s: invalid option -- '%s'\n",
6976 if (!strcmp(popt->name, r + 1))
6980 if (popt->flags & HAS_ARG) {
6981 if (optind >= argc) {
6982 fprintf(stderr, "%s: option '%s' requires an argument\n",
6986 optarg = argv[optind++];
6991 switch(popt->index) {
6993 machine = find_machine(optarg);
6996 printf("Supported machines are:\n");
6997 for(m = first_machine; m != NULL; m = m->next) {
6998 printf("%-10s %s%s\n",
7000 m == first_machine ? " (default)" : "");
7005 case QEMU_OPTION_cpu:
7006 /* hw initialization will check this */
7007 if (optarg[0] == '?') {
7008 #if defined(TARGET_PPC)
7009 ppc_cpu_list(stdout, &fprintf);
7010 #elif defined(TARGET_ARM)
7018 case QEMU_OPTION_initrd:
7019 initrd_filename = optarg;
7021 case QEMU_OPTION_hda:
7022 case QEMU_OPTION_hdb:
7023 case QEMU_OPTION_hdc:
7024 case QEMU_OPTION_hdd:
7027 hd_index = popt->index - QEMU_OPTION_hda;
7028 hd_filename[hd_index] = optarg;
7029 if (hd_index == cdrom_index)
7033 case QEMU_OPTION_snapshot:
7036 case QEMU_OPTION_hdachs:
7040 cyls = strtol(p, (char **)&p, 0);
7041 if (cyls < 1 || cyls > 16383)
7046 heads = strtol(p, (char **)&p, 0);
7047 if (heads < 1 || heads > 16)
7052 secs = strtol(p, (char **)&p, 0);
7053 if (secs < 1 || secs > 63)
7057 if (!strcmp(p, "none"))
7058 translation = BIOS_ATA_TRANSLATION_NONE;
7059 else if (!strcmp(p, "lba"))
7060 translation = BIOS_ATA_TRANSLATION_LBA;
7061 else if (!strcmp(p, "auto"))
7062 translation = BIOS_ATA_TRANSLATION_AUTO;
7065 } else if (*p != '\0') {
7067 fprintf(stderr, "qemu: invalid physical CHS format\n");
7072 case QEMU_OPTION_nographic:
7073 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
7074 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
7077 case QEMU_OPTION_kernel:
7078 kernel_filename = optarg;
7080 case QEMU_OPTION_append:
7081 kernel_cmdline = optarg;
7083 case QEMU_OPTION_cdrom:
7084 if (cdrom_index >= 0) {
7085 hd_filename[cdrom_index] = optarg;
7088 case QEMU_OPTION_boot:
7089 boot_device = optarg[0];
7090 if (boot_device != 'a' &&
7091 #if defined(TARGET_SPARC) || defined(TARGET_I386)
7093 boot_device != 'n' &&
7095 boot_device != 'c' && boot_device != 'd') {
7096 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
7100 case QEMU_OPTION_fda:
7101 fd_filename[0] = optarg;
7103 case QEMU_OPTION_fdb:
7104 fd_filename[1] = optarg;
7107 case QEMU_OPTION_no_fd_bootchk:
7111 case QEMU_OPTION_no_code_copy:
7112 code_copy_enabled = 0;
7114 case QEMU_OPTION_net:
7115 if (nb_net_clients >= MAX_NET_CLIENTS) {
7116 fprintf(stderr, "qemu: too many network clients\n");
7119 pstrcpy(net_clients[nb_net_clients],
7120 sizeof(net_clients[0]),
7125 case QEMU_OPTION_tftp:
7126 tftp_prefix = optarg;
7128 case QEMU_OPTION_bootp:
7129 bootp_filename = optarg;
7132 case QEMU_OPTION_smb:
7133 net_slirp_smb(optarg);
7136 case QEMU_OPTION_redir:
7137 net_slirp_redir(optarg);
7141 case QEMU_OPTION_audio_help:
7145 case QEMU_OPTION_soundhw:
7146 select_soundhw (optarg);
7153 ram_size = atoi(optarg) * 1024 * 1024;
7156 if (ram_size > PHYS_RAM_MAX_SIZE) {
7157 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
7158 PHYS_RAM_MAX_SIZE / (1024 * 1024));
7167 mask = cpu_str_to_log_mask(optarg);
7169 printf("Log items (comma separated):\n");
7170 for(item = cpu_log_items; item->mask != 0; item++) {
7171 printf("%-10s %s\n", item->name, item->help);
7178 #ifdef CONFIG_GDBSTUB
7183 gdbstub_port = optarg;
7193 keyboard_layout = optarg;
7195 case QEMU_OPTION_localtime:
7198 case QEMU_OPTION_cirrusvga:
7199 cirrus_vga_enabled = 1;
7201 case QEMU_OPTION_std_vga:
7202 cirrus_vga_enabled = 0;
7209 w = strtol(p, (char **)&p, 10);
7212 fprintf(stderr, "qemu: invalid resolution or depth\n");
7218 h = strtol(p, (char **)&p, 10);
7223 depth = strtol(p, (char **)&p, 10);
7224 if (depth != 8 && depth != 15 && depth != 16 &&
7225 depth != 24 && depth != 32)
7227 } else if (*p == '\0') {
7228 depth = graphic_depth;
7235 graphic_depth = depth;
7238 case QEMU_OPTION_echr:
7241 term_escape_char = strtol(optarg, &r, 0);
7243 printf("Bad argument to echr\n");
7246 case QEMU_OPTION_monitor:
7247 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
7249 case QEMU_OPTION_serial:
7250 if (serial_device_index >= MAX_SERIAL_PORTS) {
7251 fprintf(stderr, "qemu: too many serial ports\n");
7254 pstrcpy(serial_devices[serial_device_index],
7255 sizeof(serial_devices[0]), optarg);
7256 serial_device_index++;
7258 case QEMU_OPTION_parallel:
7259 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
7260 fprintf(stderr, "qemu: too many parallel ports\n");
7263 pstrcpy(parallel_devices[parallel_device_index],
7264 sizeof(parallel_devices[0]), optarg);
7265 parallel_device_index++;
7267 case QEMU_OPTION_loadvm:
7270 case QEMU_OPTION_full_screen:
7274 case QEMU_OPTION_no_frame:
7277 case QEMU_OPTION_no_quit:
7281 case QEMU_OPTION_pidfile:
7282 create_pidfile(optarg);
7285 case QEMU_OPTION_win2k_hack:
7286 win2k_install_hack = 1;
7290 case QEMU_OPTION_no_kqemu:
7293 case QEMU_OPTION_kernel_kqemu:
7297 case QEMU_OPTION_usb:
7300 case QEMU_OPTION_usbdevice:
7302 if (usb_devices_index >= MAX_USB_CMDLINE) {
7303 fprintf(stderr, "Too many USB devices\n");
7306 pstrcpy(usb_devices[usb_devices_index],
7307 sizeof(usb_devices[usb_devices_index]),
7309 usb_devices_index++;
7311 case QEMU_OPTION_smp:
7312 smp_cpus = atoi(optarg);
7313 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
7314 fprintf(stderr, "Invalid number of CPUs\n");
7318 case QEMU_OPTION_vnc:
7319 vnc_display = optarg;
7321 case QEMU_OPTION_no_acpi:
7324 case QEMU_OPTION_no_reboot:
7327 case QEMU_OPTION_daemonize:
7330 case QEMU_OPTION_option_rom:
7331 if (nb_option_roms >= MAX_OPTION_ROMS) {
7332 fprintf(stderr, "Too many option ROMs\n");
7335 option_rom[nb_option_roms] = optarg;
7338 case QEMU_OPTION_semihosting:
7339 semihosting_enabled = 1;
7346 if (daemonize && !nographic && vnc_display == NULL) {
7347 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
7354 if (pipe(fds) == -1)
7365 len = read(fds[0], &status, 1);
7366 if (len == -1 && (errno == EINTR))
7369 if (len != 1 || status != 0)
7387 signal(SIGTSTP, SIG_IGN);
7388 signal(SIGTTOU, SIG_IGN);
7389 signal(SIGTTIN, SIG_IGN);
7397 linux_boot = (kernel_filename != NULL);
7400 boot_device != 'n' &&
7401 hd_filename[0] == '\0' &&
7402 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
7403 fd_filename[0] == '\0')
7406 /* boot to floppy or the default cd if no hard disk defined yet */
7407 if (hd_filename[0] == '\0' && boot_device == 'c') {
7408 if (fd_filename[0] != '\0')
7414 setvbuf(stdout, NULL, _IOLBF, 0);
7424 /* init network clients */
7425 if (nb_net_clients == 0) {
7426 /* if no clients, we use a default config */
7427 pstrcpy(net_clients[0], sizeof(net_clients[0]),
7429 pstrcpy(net_clients[1], sizeof(net_clients[0]),
7434 for(i = 0;i < nb_net_clients; i++) {
7435 if (net_client_init(net_clients[i]) < 0)
7440 if (boot_device == 'n') {
7441 for (i = 0; i < nb_nics; i++) {
7442 const char *model = nd_table[i].model;
7446 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
7447 if (get_image_size(buf) > 0) {
7448 option_rom[nb_option_roms] = strdup(buf);
7454 fprintf(stderr, "No valid PXE rom found for network device\n");
7457 boot_device = 'c'; /* to prevent confusion by the BIOS */
7461 /* init the memory */
7462 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
7464 phys_ram_base = qemu_vmalloc(phys_ram_size);
7465 if (!phys_ram_base) {
7466 fprintf(stderr, "Could not allocate physical memory\n");
7470 /* we always create the cdrom drive, even if no disk is there */
7472 if (cdrom_index >= 0) {
7473 bs_table[cdrom_index] = bdrv_new("cdrom");
7474 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
7477 /* open the virtual block devices */
7478 for(i = 0; i < MAX_DISKS; i++) {
7479 if (hd_filename[i]) {
7482 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
7483 bs_table[i] = bdrv_new(buf);
7485 if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7486 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
7490 if (i == 0 && cyls != 0) {
7491 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
7492 bdrv_set_translation_hint(bs_table[i], translation);
7497 /* we always create at least one floppy disk */
7498 fd_table[0] = bdrv_new("fda");
7499 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
7501 for(i = 0; i < MAX_FD; i++) {
7502 if (fd_filename[i]) {
7505 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
7506 fd_table[i] = bdrv_new(buf);
7507 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
7509 if (fd_filename[i] != '\0') {
7510 if (bdrv_open(fd_table[i], fd_filename[i],
7511 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7512 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
7520 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
7521 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
7527 dumb_display_init(ds);
7528 } else if (vnc_display != NULL) {
7529 vnc_display_init(ds, vnc_display);
7531 #if defined(CONFIG_SDL)
7532 sdl_display_init(ds, full_screen, no_frame);
7533 #elif defined(CONFIG_COCOA)
7534 cocoa_display_init(ds, full_screen);
7536 dumb_display_init(ds);
7540 /* Maintain compatibility with multiple stdio monitors */
7541 if (!strcmp(monitor_device,"stdio")) {
7542 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
7543 if (!strcmp(serial_devices[i],"mon:stdio")) {
7544 monitor_device[0] = '\0';
7546 } else if (!strcmp(serial_devices[i],"stdio")) {
7547 monitor_device[0] = '\0';
7548 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
7553 if (monitor_device[0] != '\0') {
7554 monitor_hd = qemu_chr_open(monitor_device);
7556 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
7559 monitor_init(monitor_hd, !nographic);
7562 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
7563 const char *devname = serial_devices[i];
7564 if (devname[0] != '\0' && strcmp(devname, "none")) {
7565 serial_hds[i] = qemu_chr_open(devname);
7566 if (!serial_hds[i]) {
7567 fprintf(stderr, "qemu: could not open serial device '%s'\n",
7571 if (!strcmp(devname, "vc"))
7572 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
7576 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
7577 const char *devname = parallel_devices[i];
7578 if (devname[0] != '\0' && strcmp(devname, "none")) {
7579 parallel_hds[i] = qemu_chr_open(devname);
7580 if (!parallel_hds[i]) {
7581 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
7585 if (!strcmp(devname, "vc"))
7586 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
7590 machine->init(ram_size, vga_ram_size, boot_device,
7591 ds, fd_filename, snapshot,
7592 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
7594 /* init USB devices */
7596 for(i = 0; i < usb_devices_index; i++) {
7597 if (usb_device_add(usb_devices[i]) < 0) {
7598 fprintf(stderr, "Warning: could not add USB device %s\n",
7604 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
7605 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
7607 #ifdef CONFIG_GDBSTUB
7609 /* XXX: use standard host:port notation and modify options
7611 if (gdbserver_start(gdbstub_port) < 0) {
7612 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
7622 /* XXX: simplify init */
7635 len = write(fds[1], &status, 1);
7636 if (len == -1 && (errno == EINTR))
7642 fd = open("/dev/null", O_RDWR);