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;
157 int vmsvga_enabled = 0;
159 int graphic_width = 1024;
160 int graphic_height = 768;
162 int graphic_width = 800;
163 int graphic_height = 600;
165 int graphic_depth = 15;
169 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
170 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
172 int win2k_install_hack = 0;
175 static VLANState *first_vlan;
177 const char *vnc_display;
178 #if defined(TARGET_SPARC)
180 #elif defined(TARGET_I386)
185 int acpi_enabled = 1;
189 const char *option_rom[MAX_OPTION_ROMS];
191 int semihosting_enabled = 0;
193 const char *qemu_name;
195 /***********************************************************/
196 /* x86 ISA bus support */
198 target_phys_addr_t isa_mem_base = 0;
201 uint32_t default_ioport_readb(void *opaque, uint32_t address)
203 #ifdef DEBUG_UNUSED_IOPORT
204 fprintf(stderr, "unused inb: port=0x%04x\n", address);
209 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
211 #ifdef DEBUG_UNUSED_IOPORT
212 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
216 /* default is to make two byte accesses */
217 uint32_t default_ioport_readw(void *opaque, uint32_t address)
220 data = ioport_read_table[0][address](ioport_opaque[address], address);
221 address = (address + 1) & (MAX_IOPORTS - 1);
222 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
226 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
228 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
229 address = (address + 1) & (MAX_IOPORTS - 1);
230 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
233 uint32_t default_ioport_readl(void *opaque, uint32_t address)
235 #ifdef DEBUG_UNUSED_IOPORT
236 fprintf(stderr, "unused inl: port=0x%04x\n", address);
241 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
243 #ifdef DEBUG_UNUSED_IOPORT
244 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
248 void init_ioports(void)
252 for(i = 0; i < MAX_IOPORTS; i++) {
253 ioport_read_table[0][i] = default_ioport_readb;
254 ioport_write_table[0][i] = default_ioport_writeb;
255 ioport_read_table[1][i] = default_ioport_readw;
256 ioport_write_table[1][i] = default_ioport_writew;
257 ioport_read_table[2][i] = default_ioport_readl;
258 ioport_write_table[2][i] = default_ioport_writel;
262 /* size is the word size in byte */
263 int register_ioport_read(int start, int length, int size,
264 IOPortReadFunc *func, void *opaque)
270 } else if (size == 2) {
272 } else if (size == 4) {
275 hw_error("register_ioport_read: invalid size");
278 for(i = start; i < start + length; i += size) {
279 ioport_read_table[bsize][i] = func;
280 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
281 hw_error("register_ioport_read: invalid opaque");
282 ioport_opaque[i] = opaque;
287 /* size is the word size in byte */
288 int register_ioport_write(int start, int length, int size,
289 IOPortWriteFunc *func, void *opaque)
295 } else if (size == 2) {
297 } else if (size == 4) {
300 hw_error("register_ioport_write: invalid size");
303 for(i = start; i < start + length; i += size) {
304 ioport_write_table[bsize][i] = func;
305 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
306 hw_error("register_ioport_write: invalid opaque");
307 ioport_opaque[i] = opaque;
312 void isa_unassign_ioport(int start, int length)
316 for(i = start; i < start + length; i++) {
317 ioport_read_table[0][i] = default_ioport_readb;
318 ioport_read_table[1][i] = default_ioport_readw;
319 ioport_read_table[2][i] = default_ioport_readl;
321 ioport_write_table[0][i] = default_ioport_writeb;
322 ioport_write_table[1][i] = default_ioport_writew;
323 ioport_write_table[2][i] = default_ioport_writel;
327 /***********************************************************/
329 void cpu_outb(CPUState *env, int addr, int val)
332 if (loglevel & CPU_LOG_IOPORT)
333 fprintf(logfile, "outb: %04x %02x\n", addr, val);
335 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
338 env->last_io_time = cpu_get_time_fast();
342 void cpu_outw(CPUState *env, int addr, int val)
345 if (loglevel & CPU_LOG_IOPORT)
346 fprintf(logfile, "outw: %04x %04x\n", addr, val);
348 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
351 env->last_io_time = cpu_get_time_fast();
355 void cpu_outl(CPUState *env, int addr, int val)
358 if (loglevel & CPU_LOG_IOPORT)
359 fprintf(logfile, "outl: %04x %08x\n", addr, val);
361 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
364 env->last_io_time = cpu_get_time_fast();
368 int cpu_inb(CPUState *env, int addr)
371 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
373 if (loglevel & CPU_LOG_IOPORT)
374 fprintf(logfile, "inb : %04x %02x\n", addr, val);
378 env->last_io_time = cpu_get_time_fast();
383 int cpu_inw(CPUState *env, int addr)
386 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
388 if (loglevel & CPU_LOG_IOPORT)
389 fprintf(logfile, "inw : %04x %04x\n", addr, val);
393 env->last_io_time = cpu_get_time_fast();
398 int cpu_inl(CPUState *env, int addr)
401 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
403 if (loglevel & CPU_LOG_IOPORT)
404 fprintf(logfile, "inl : %04x %08x\n", addr, val);
408 env->last_io_time = cpu_get_time_fast();
413 /***********************************************************/
414 void hw_error(const char *fmt, ...)
420 fprintf(stderr, "qemu: hardware error: ");
421 vfprintf(stderr, fmt, ap);
422 fprintf(stderr, "\n");
423 for(env = first_cpu; env != NULL; env = env->next_cpu) {
424 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
426 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
428 cpu_dump_state(env, stderr, fprintf, 0);
435 /***********************************************************/
438 static QEMUPutKBDEvent *qemu_put_kbd_event;
439 static void *qemu_put_kbd_event_opaque;
440 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
441 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
443 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
445 qemu_put_kbd_event_opaque = opaque;
446 qemu_put_kbd_event = func;
449 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
450 void *opaque, int absolute,
453 QEMUPutMouseEntry *s, *cursor;
455 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
459 s->qemu_put_mouse_event = func;
460 s->qemu_put_mouse_event_opaque = opaque;
461 s->qemu_put_mouse_event_absolute = absolute;
462 s->qemu_put_mouse_event_name = qemu_strdup(name);
465 if (!qemu_put_mouse_event_head) {
466 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
470 cursor = qemu_put_mouse_event_head;
471 while (cursor->next != NULL)
472 cursor = cursor->next;
475 qemu_put_mouse_event_current = s;
480 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
482 QEMUPutMouseEntry *prev = NULL, *cursor;
484 if (!qemu_put_mouse_event_head || entry == NULL)
487 cursor = qemu_put_mouse_event_head;
488 while (cursor != NULL && cursor != entry) {
490 cursor = cursor->next;
493 if (cursor == NULL) // does not exist or list empty
495 else if (prev == NULL) { // entry is head
496 qemu_put_mouse_event_head = cursor->next;
497 if (qemu_put_mouse_event_current == entry)
498 qemu_put_mouse_event_current = cursor->next;
499 qemu_free(entry->qemu_put_mouse_event_name);
504 prev->next = entry->next;
506 if (qemu_put_mouse_event_current == entry)
507 qemu_put_mouse_event_current = prev;
509 qemu_free(entry->qemu_put_mouse_event_name);
513 void kbd_put_keycode(int keycode)
515 if (qemu_put_kbd_event) {
516 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
520 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
522 QEMUPutMouseEvent *mouse_event;
523 void *mouse_event_opaque;
525 if (!qemu_put_mouse_event_current) {
530 qemu_put_mouse_event_current->qemu_put_mouse_event;
532 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
535 mouse_event(mouse_event_opaque, dx, dy, dz, buttons_state);
539 int kbd_mouse_is_absolute(void)
541 if (!qemu_put_mouse_event_current)
544 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
547 void (*kbd_mouse_set)(int x, int y, int on) = NULL;
548 void (*kbd_cursor_define)(int width, int height, int bpp, int hot_x, int hot_y,
549 uint8_t *image, uint8_t *mask) = NULL;
551 void do_info_mice(void)
553 QEMUPutMouseEntry *cursor;
556 if (!qemu_put_mouse_event_head) {
557 term_printf("No mouse devices connected\n");
561 term_printf("Mouse devices available:\n");
562 cursor = qemu_put_mouse_event_head;
563 while (cursor != NULL) {
564 term_printf("%c Mouse #%d: %s\n",
565 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
566 index, cursor->qemu_put_mouse_event_name);
568 cursor = cursor->next;
572 void do_mouse_set(int index)
574 QEMUPutMouseEntry *cursor;
577 if (!qemu_put_mouse_event_head) {
578 term_printf("No mouse devices connected\n");
582 cursor = qemu_put_mouse_event_head;
583 while (cursor != NULL && index != i) {
585 cursor = cursor->next;
589 qemu_put_mouse_event_current = cursor;
591 term_printf("Mouse at given index not found\n");
594 /* compute with 96 bit intermediate result: (a*b)/c */
595 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
600 #ifdef WORDS_BIGENDIAN
610 rl = (uint64_t)u.l.low * (uint64_t)b;
611 rh = (uint64_t)u.l.high * (uint64_t)b;
614 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
618 /***********************************************************/
619 /* real time host monotonic timer */
621 #define QEMU_TIMER_BASE 1000000000LL
625 static int64_t clock_freq;
627 static void init_get_clock(void)
631 ret = QueryPerformanceFrequency(&freq);
633 fprintf(stderr, "Could not calibrate ticks\n");
636 clock_freq = freq.QuadPart;
639 static int64_t get_clock(void)
642 QueryPerformanceCounter(&ti);
643 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
648 static int use_rt_clock;
650 static void init_get_clock(void)
653 #if defined(__linux__)
656 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
663 static int64_t get_clock(void)
665 #if defined(__linux__)
668 clock_gettime(CLOCK_MONOTONIC, &ts);
669 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
673 /* XXX: using gettimeofday leads to problems if the date
674 changes, so it should be avoided. */
676 gettimeofday(&tv, NULL);
677 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
683 /***********************************************************/
684 /* guest cycle counter */
686 static int64_t cpu_ticks_prev;
687 static int64_t cpu_ticks_offset;
688 static int64_t cpu_clock_offset;
689 static int cpu_ticks_enabled;
691 /* return the host CPU cycle counter and handle stop/restart */
692 int64_t cpu_get_ticks(void)
694 if (!cpu_ticks_enabled) {
695 return cpu_ticks_offset;
698 ticks = cpu_get_real_ticks();
699 if (cpu_ticks_prev > ticks) {
700 /* Note: non increasing ticks may happen if the host uses
702 cpu_ticks_offset += cpu_ticks_prev - ticks;
704 cpu_ticks_prev = ticks;
705 return ticks + cpu_ticks_offset;
709 /* return the host CPU monotonic timer and handle stop/restart */
710 static int64_t cpu_get_clock(void)
713 if (!cpu_ticks_enabled) {
714 return cpu_clock_offset;
717 return ti + cpu_clock_offset;
721 /* enable cpu_get_ticks() */
722 void cpu_enable_ticks(void)
724 if (!cpu_ticks_enabled) {
725 cpu_ticks_offset -= cpu_get_real_ticks();
726 cpu_clock_offset -= get_clock();
727 cpu_ticks_enabled = 1;
731 /* disable cpu_get_ticks() : the clock is stopped. You must not call
732 cpu_get_ticks() after that. */
733 void cpu_disable_ticks(void)
735 if (cpu_ticks_enabled) {
736 cpu_ticks_offset = cpu_get_ticks();
737 cpu_clock_offset = cpu_get_clock();
738 cpu_ticks_enabled = 0;
742 /***********************************************************/
745 #define QEMU_TIMER_REALTIME 0
746 #define QEMU_TIMER_VIRTUAL 1
750 /* XXX: add frequency */
758 struct QEMUTimer *next;
764 static QEMUTimer *active_timers[2];
766 static MMRESULT timerID;
767 static HANDLE host_alarm = NULL;
768 static unsigned int period = 1;
770 /* frequency of the times() clock tick */
771 static int timer_freq;
774 QEMUClock *qemu_new_clock(int type)
777 clock = qemu_mallocz(sizeof(QEMUClock));
784 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
788 ts = qemu_mallocz(sizeof(QEMUTimer));
795 void qemu_free_timer(QEMUTimer *ts)
800 /* stop a timer, but do not dealloc it */
801 void qemu_del_timer(QEMUTimer *ts)
805 /* NOTE: this code must be signal safe because
806 qemu_timer_expired() can be called from a signal. */
807 pt = &active_timers[ts->clock->type];
820 /* modify the current timer so that it will be fired when current_time
821 >= expire_time. The corresponding callback will be called. */
822 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
828 /* add the timer in the sorted list */
829 /* NOTE: this code must be signal safe because
830 qemu_timer_expired() can be called from a signal. */
831 pt = &active_timers[ts->clock->type];
836 if (t->expire_time > expire_time)
840 ts->expire_time = expire_time;
845 int qemu_timer_pending(QEMUTimer *ts)
848 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
855 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
859 return (timer_head->expire_time <= current_time);
862 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
868 if (!ts || ts->expire_time > current_time)
870 /* remove timer from the list before calling the callback */
871 *ptimer_head = ts->next;
874 /* run the callback (the timer list can be modified) */
879 int64_t qemu_get_clock(QEMUClock *clock)
881 switch(clock->type) {
882 case QEMU_TIMER_REALTIME:
883 return get_clock() / 1000000;
885 case QEMU_TIMER_VIRTUAL:
886 return cpu_get_clock();
890 static void init_timers(void)
893 ticks_per_sec = QEMU_TIMER_BASE;
894 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
895 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
899 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
901 uint64_t expire_time;
903 if (qemu_timer_pending(ts)) {
904 expire_time = ts->expire_time;
908 qemu_put_be64(f, expire_time);
911 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
913 uint64_t expire_time;
915 expire_time = qemu_get_be64(f);
916 if (expire_time != -1) {
917 qemu_mod_timer(ts, expire_time);
923 static void timer_save(QEMUFile *f, void *opaque)
925 if (cpu_ticks_enabled) {
926 hw_error("cannot save state if virtual timers are running");
928 qemu_put_be64s(f, &cpu_ticks_offset);
929 qemu_put_be64s(f, &ticks_per_sec);
930 qemu_put_be64s(f, &cpu_clock_offset);
933 static int timer_load(QEMUFile *f, void *opaque, int version_id)
935 if (version_id != 1 && version_id != 2)
937 if (cpu_ticks_enabled) {
940 qemu_get_be64s(f, &cpu_ticks_offset);
941 qemu_get_be64s(f, &ticks_per_sec);
942 if (version_id == 2) {
943 qemu_get_be64s(f, &cpu_clock_offset);
949 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
950 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
952 static void host_alarm_handler(int host_signum)
956 #define DISP_FREQ 1000
958 static int64_t delta_min = INT64_MAX;
959 static int64_t delta_max, delta_cum, last_clock, delta, ti;
961 ti = qemu_get_clock(vm_clock);
962 if (last_clock != 0) {
963 delta = ti - last_clock;
964 if (delta < delta_min)
966 if (delta > delta_max)
969 if (++count == DISP_FREQ) {
970 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
971 muldiv64(delta_min, 1000000, ticks_per_sec),
972 muldiv64(delta_max, 1000000, ticks_per_sec),
973 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
974 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
976 delta_min = INT64_MAX;
984 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
985 qemu_get_clock(vm_clock)) ||
986 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
987 qemu_get_clock(rt_clock))) {
989 SetEvent(host_alarm);
991 CPUState *env = cpu_single_env;
993 /* stop the currently executing cpu because a timer occured */
994 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
996 if (env->kqemu_enabled) {
997 kqemu_cpu_interrupt(env);
1006 #if defined(__linux__)
1008 #define RTC_FREQ 1024
1012 static int start_rtc_timer(void)
1014 rtc_fd = open("/dev/rtc", O_RDONLY);
1017 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1018 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1019 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1020 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1023 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1028 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
1034 static int start_rtc_timer(void)
1039 #endif /* !defined(__linux__) */
1041 #endif /* !defined(_WIN32) */
1043 static void init_timer_alarm(void)
1050 ZeroMemory(&tc, sizeof(TIMECAPS));
1051 timeGetDevCaps(&tc, sizeof(TIMECAPS));
1052 if (period < tc.wPeriodMin)
1053 period = tc.wPeriodMin;
1054 timeBeginPeriod(period);
1055 timerID = timeSetEvent(1, // interval (ms)
1056 period, // resolution
1057 host_alarm_handler, // function
1058 (DWORD)&count, // user parameter
1059 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
1061 perror("failed timer alarm");
1064 host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1066 perror("failed CreateEvent");
1069 qemu_add_wait_object(host_alarm, NULL, NULL);
1071 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
1074 struct sigaction act;
1075 struct itimerval itv;
1077 /* get times() syscall frequency */
1078 timer_freq = sysconf(_SC_CLK_TCK);
1081 sigfillset(&act.sa_mask);
1083 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1084 act.sa_flags |= SA_ONSTACK;
1086 act.sa_handler = host_alarm_handler;
1087 sigaction(SIGALRM, &act, NULL);
1089 itv.it_interval.tv_sec = 0;
1090 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
1091 itv.it_value.tv_sec = 0;
1092 itv.it_value.tv_usec = 10 * 1000;
1093 setitimer(ITIMER_REAL, &itv, NULL);
1094 /* we probe the tick duration of the kernel to inform the user if
1095 the emulated kernel requested a too high timer frequency */
1096 getitimer(ITIMER_REAL, &itv);
1098 #if defined(__linux__)
1099 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1100 have timers with 1 ms resolution. The correct solution will
1101 be to use the POSIX real time timers available in recent
1103 if (itv.it_interval.tv_usec > 1000 || 1) {
1104 /* try to use /dev/rtc to have a faster timer */
1105 if (start_rtc_timer() < 0)
1107 /* disable itimer */
1108 itv.it_interval.tv_sec = 0;
1109 itv.it_interval.tv_usec = 0;
1110 itv.it_value.tv_sec = 0;
1111 itv.it_value.tv_usec = 0;
1112 setitimer(ITIMER_REAL, &itv, NULL);
1115 sigaction(SIGIO, &act, NULL);
1116 fcntl(rtc_fd, F_SETFL, O_ASYNC);
1117 fcntl(rtc_fd, F_SETOWN, getpid());
1119 #endif /* defined(__linux__) */
1122 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1123 PIT_FREQ) / 1000000;
1129 void quit_timers(void)
1132 timeKillEvent(timerID);
1133 timeEndPeriod(period);
1135 CloseHandle(host_alarm);
1141 /***********************************************************/
1142 /* character device */
1144 static void qemu_chr_event(CharDriverState *s, int event)
1148 s->chr_event(s->handler_opaque, event);
1151 static void qemu_chr_reset_bh(void *opaque)
1153 CharDriverState *s = opaque;
1154 qemu_chr_event(s, CHR_EVENT_RESET);
1155 qemu_bh_delete(s->bh);
1159 void qemu_chr_reset(CharDriverState *s)
1161 if (s->bh == NULL) {
1162 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1163 qemu_bh_schedule(s->bh);
1167 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1169 return s->chr_write(s, buf, len);
1172 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1176 return s->chr_ioctl(s, cmd, arg);
1179 int qemu_chr_can_read(CharDriverState *s)
1181 if (!s->chr_can_read)
1183 return s->chr_can_read(s->handler_opaque);
1186 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1188 s->chr_read(s->handler_opaque, buf, len);
1192 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1197 vsnprintf(buf, sizeof(buf), fmt, ap);
1198 qemu_chr_write(s, buf, strlen(buf));
1202 void qemu_chr_send_event(CharDriverState *s, int event)
1204 if (s->chr_send_event)
1205 s->chr_send_event(s, event);
1208 void qemu_chr_add_handlers(CharDriverState *s,
1209 IOCanRWHandler *fd_can_read,
1210 IOReadHandler *fd_read,
1211 IOEventHandler *fd_event,
1214 s->chr_can_read = fd_can_read;
1215 s->chr_read = fd_read;
1216 s->chr_event = fd_event;
1217 s->handler_opaque = opaque;
1218 if (s->chr_update_read_handler)
1219 s->chr_update_read_handler(s);
1222 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1227 static CharDriverState *qemu_chr_open_null(void)
1229 CharDriverState *chr;
1231 chr = qemu_mallocz(sizeof(CharDriverState));
1234 chr->chr_write = null_chr_write;
1238 /* MUX driver for serial I/O splitting */
1239 static int term_timestamps;
1240 static int64_t term_timestamps_start;
1243 IOCanRWHandler *chr_can_read[MAX_MUX];
1244 IOReadHandler *chr_read[MAX_MUX];
1245 IOEventHandler *chr_event[MAX_MUX];
1246 void *ext_opaque[MAX_MUX];
1247 CharDriverState *drv;
1249 int term_got_escape;
1254 static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1256 MuxDriver *d = chr->opaque;
1258 if (!term_timestamps) {
1259 ret = d->drv->chr_write(d->drv, buf, len);
1264 for(i = 0; i < len; i++) {
1265 ret += d->drv->chr_write(d->drv, buf+i, 1);
1266 if (buf[i] == '\n') {
1272 if (term_timestamps_start == -1)
1273 term_timestamps_start = ti;
1274 ti -= term_timestamps_start;
1275 secs = ti / 1000000000;
1276 snprintf(buf1, sizeof(buf1),
1277 "[%02d:%02d:%02d.%03d] ",
1281 (int)((ti / 1000000) % 1000));
1282 d->drv->chr_write(d->drv, buf1, strlen(buf1));
1289 static char *mux_help[] = {
1290 "% h print this help\n\r",
1291 "% x exit emulator\n\r",
1292 "% s save disk data back to file (if -snapshot)\n\r",
1293 "% t toggle console timestamps\n\r"
1294 "% b send break (magic sysrq)\n\r",
1295 "% c switch between console and monitor\n\r",
1300 static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1301 static void mux_print_help(CharDriverState *chr)
1304 char ebuf[15] = "Escape-Char";
1305 char cbuf[50] = "\n\r";
1307 if (term_escape_char > 0 && term_escape_char < 26) {
1308 sprintf(cbuf,"\n\r");
1309 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1311 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char);
1313 chr->chr_write(chr, cbuf, strlen(cbuf));
1314 for (i = 0; mux_help[i] != NULL; i++) {
1315 for (j=0; mux_help[i][j] != '\0'; j++) {
1316 if (mux_help[i][j] == '%')
1317 chr->chr_write(chr, ebuf, strlen(ebuf));
1319 chr->chr_write(chr, &mux_help[i][j], 1);
1324 static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1326 if (d->term_got_escape) {
1327 d->term_got_escape = 0;
1328 if (ch == term_escape_char)
1333 mux_print_help(chr);
1337 char *term = "QEMU: Terminated\n\r";
1338 chr->chr_write(chr,term,strlen(term));
1345 for (i = 0; i < MAX_DISKS; i++) {
1347 bdrv_commit(bs_table[i]);
1353 chr->chr_event(chr->opaque, CHR_EVENT_BREAK);
1356 /* Switch to the next registered device */
1358 if (chr->focus >= d->mux_cnt)
1362 term_timestamps = !term_timestamps;
1363 term_timestamps_start = -1;
1366 } else if (ch == term_escape_char) {
1367 d->term_got_escape = 1;
1375 static int mux_chr_can_read(void *opaque)
1377 CharDriverState *chr = opaque;
1378 MuxDriver *d = chr->opaque;
1379 if (d->chr_can_read[chr->focus])
1380 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1384 static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1386 CharDriverState *chr = opaque;
1387 MuxDriver *d = chr->opaque;
1389 for(i = 0; i < size; i++)
1390 if (mux_proc_byte(chr, d, buf[i]))
1391 d->chr_read[chr->focus](d->ext_opaque[chr->focus], &buf[i], 1);
1394 static void mux_chr_event(void *opaque, int event)
1396 CharDriverState *chr = opaque;
1397 MuxDriver *d = chr->opaque;
1400 /* Send the event to all registered listeners */
1401 for (i = 0; i < d->mux_cnt; i++)
1402 if (d->chr_event[i])
1403 d->chr_event[i](d->ext_opaque[i], event);
1406 static void mux_chr_update_read_handler(CharDriverState *chr)
1408 MuxDriver *d = chr->opaque;
1410 if (d->mux_cnt >= MAX_MUX) {
1411 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1414 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1415 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1416 d->chr_read[d->mux_cnt] = chr->chr_read;
1417 d->chr_event[d->mux_cnt] = chr->chr_event;
1418 /* Fix up the real driver with mux routines */
1419 if (d->mux_cnt == 0) {
1420 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1421 mux_chr_event, chr);
1423 chr->focus = d->mux_cnt;
1427 CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1429 CharDriverState *chr;
1432 chr = qemu_mallocz(sizeof(CharDriverState));
1435 d = qemu_mallocz(sizeof(MuxDriver));
1444 chr->chr_write = mux_chr_write;
1445 chr->chr_update_read_handler = mux_chr_update_read_handler;
1452 static void socket_cleanup(void)
1457 static int socket_init(void)
1462 ret = WSAStartup(MAKEWORD(2,2), &Data);
1464 err = WSAGetLastError();
1465 fprintf(stderr, "WSAStartup: %d\n", err);
1468 atexit(socket_cleanup);
1472 static int send_all(int fd, const uint8_t *buf, int len1)
1478 ret = send(fd, buf, len, 0);
1481 errno = WSAGetLastError();
1482 if (errno != WSAEWOULDBLOCK) {
1485 } else if (ret == 0) {
1495 void socket_set_nonblock(int fd)
1497 unsigned long opt = 1;
1498 ioctlsocket(fd, FIONBIO, &opt);
1503 static int unix_write(int fd, const uint8_t *buf, int len1)
1509 ret = write(fd, buf, len);
1511 if (errno != EINTR && errno != EAGAIN)
1513 } else if (ret == 0) {
1523 static inline int send_all(int fd, const uint8_t *buf, int len1)
1525 return unix_write(fd, buf, len1);
1528 void socket_set_nonblock(int fd)
1530 fcntl(fd, F_SETFL, O_NONBLOCK);
1532 #endif /* !_WIN32 */
1541 #define STDIO_MAX_CLIENTS 1
1542 static int stdio_nb_clients = 0;
1544 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1546 FDCharDriver *s = chr->opaque;
1547 return unix_write(s->fd_out, buf, len);
1550 static int fd_chr_read_poll(void *opaque)
1552 CharDriverState *chr = opaque;
1553 FDCharDriver *s = chr->opaque;
1555 s->max_size = qemu_chr_can_read(chr);
1559 static void fd_chr_read(void *opaque)
1561 CharDriverState *chr = opaque;
1562 FDCharDriver *s = chr->opaque;
1567 if (len > s->max_size)
1571 size = read(s->fd_in, buf, len);
1573 /* FD has been closed. Remove it from the active list. */
1574 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
1578 qemu_chr_read(chr, buf, size);
1582 static void fd_chr_update_read_handler(CharDriverState *chr)
1584 FDCharDriver *s = chr->opaque;
1586 if (s->fd_in >= 0) {
1587 if (nographic && s->fd_in == 0) {
1589 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1590 fd_chr_read, NULL, chr);
1595 /* open a character device to a unix fd */
1596 static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1598 CharDriverState *chr;
1601 chr = qemu_mallocz(sizeof(CharDriverState));
1604 s = qemu_mallocz(sizeof(FDCharDriver));
1612 chr->chr_write = fd_chr_write;
1613 chr->chr_update_read_handler = fd_chr_update_read_handler;
1615 qemu_chr_reset(chr);
1620 static CharDriverState *qemu_chr_open_file_out(const char *file_out)
1624 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
1627 return qemu_chr_open_fd(-1, fd_out);
1630 static CharDriverState *qemu_chr_open_pipe(const char *filename)
1633 char filename_in[256], filename_out[256];
1635 snprintf(filename_in, 256, "%s.in", filename);
1636 snprintf(filename_out, 256, "%s.out", filename);
1637 fd_in = open(filename_in, O_RDWR | O_BINARY);
1638 fd_out = open(filename_out, O_RDWR | O_BINARY);
1639 if (fd_in < 0 || fd_out < 0) {
1644 fd_in = fd_out = open(filename, O_RDWR | O_BINARY);
1648 return qemu_chr_open_fd(fd_in, fd_out);
1652 /* for STDIO, we handle the case where several clients use it
1655 #define TERM_FIFO_MAX_SIZE 1
1657 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1658 static int term_fifo_size;
1660 static int stdio_read_poll(void *opaque)
1662 CharDriverState *chr = opaque;
1664 /* try to flush the queue if needed */
1665 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
1666 qemu_chr_read(chr, term_fifo, 1);
1669 /* see if we can absorb more chars */
1670 if (term_fifo_size == 0)
1676 static void stdio_read(void *opaque)
1680 CharDriverState *chr = opaque;
1682 size = read(0, buf, 1);
1684 /* stdin has been closed. Remove it from the active list. */
1685 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
1689 if (qemu_chr_can_read(chr) > 0) {
1690 qemu_chr_read(chr, buf, 1);
1691 } else if (term_fifo_size == 0) {
1692 term_fifo[term_fifo_size++] = buf[0];
1697 /* init terminal so that we can grab keys */
1698 static struct termios oldtty;
1699 static int old_fd0_flags;
1701 static void term_exit(void)
1703 tcsetattr (0, TCSANOW, &oldtty);
1704 fcntl(0, F_SETFL, old_fd0_flags);
1707 static void term_init(void)
1711 tcgetattr (0, &tty);
1713 old_fd0_flags = fcntl(0, F_GETFL);
1715 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1716 |INLCR|IGNCR|ICRNL|IXON);
1717 tty.c_oflag |= OPOST;
1718 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1719 /* if graphical mode, we allow Ctrl-C handling */
1721 tty.c_lflag &= ~ISIG;
1722 tty.c_cflag &= ~(CSIZE|PARENB);
1725 tty.c_cc[VTIME] = 0;
1727 tcsetattr (0, TCSANOW, &tty);
1731 fcntl(0, F_SETFL, O_NONBLOCK);
1734 static CharDriverState *qemu_chr_open_stdio(void)
1736 CharDriverState *chr;
1738 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1740 chr = qemu_chr_open_fd(0, 1);
1741 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
1748 #if defined(__linux__)
1749 static CharDriverState *qemu_chr_open_pty(void)
1752 char slave_name[1024];
1753 int master_fd, slave_fd;
1755 /* Not satisfying */
1756 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1760 /* Disabling local echo and line-buffered output */
1761 tcgetattr (master_fd, &tty);
1762 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1764 tty.c_cc[VTIME] = 0;
1765 tcsetattr (master_fd, TCSAFLUSH, &tty);
1767 fprintf(stderr, "char device redirected to %s\n", slave_name);
1768 return qemu_chr_open_fd(master_fd, master_fd);
1771 static void tty_serial_init(int fd, int speed,
1772 int parity, int data_bits, int stop_bits)
1778 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1779 speed, parity, data_bits, stop_bits);
1781 tcgetattr (fd, &tty);
1823 cfsetispeed(&tty, spd);
1824 cfsetospeed(&tty, spd);
1826 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1827 |INLCR|IGNCR|ICRNL|IXON);
1828 tty.c_oflag |= OPOST;
1829 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
1830 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
1851 tty.c_cflag |= PARENB;
1854 tty.c_cflag |= PARENB | PARODD;
1858 tty.c_cflag |= CSTOPB;
1860 tcsetattr (fd, TCSANOW, &tty);
1863 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
1865 FDCharDriver *s = chr->opaque;
1868 case CHR_IOCTL_SERIAL_SET_PARAMS:
1870 QEMUSerialSetParams *ssp = arg;
1871 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1872 ssp->data_bits, ssp->stop_bits);
1875 case CHR_IOCTL_SERIAL_SET_BREAK:
1877 int enable = *(int *)arg;
1879 tcsendbreak(s->fd_in, 1);
1888 static CharDriverState *qemu_chr_open_tty(const char *filename)
1890 CharDriverState *chr;
1893 fd = open(filename, O_RDWR | O_NONBLOCK);
1896 fcntl(fd, F_SETFL, O_NONBLOCK);
1897 tty_serial_init(fd, 115200, 'N', 8, 1);
1898 chr = qemu_chr_open_fd(fd, fd);
1901 chr->chr_ioctl = tty_serial_ioctl;
1902 qemu_chr_reset(chr);
1909 } ParallelCharDriver;
1911 static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
1913 if (s->mode != mode) {
1915 if (ioctl(s->fd, PPSETMODE, &m) < 0)
1922 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1924 ParallelCharDriver *drv = chr->opaque;
1929 case CHR_IOCTL_PP_READ_DATA:
1930 if (ioctl(fd, PPRDATA, &b) < 0)
1932 *(uint8_t *)arg = b;
1934 case CHR_IOCTL_PP_WRITE_DATA:
1935 b = *(uint8_t *)arg;
1936 if (ioctl(fd, PPWDATA, &b) < 0)
1939 case CHR_IOCTL_PP_READ_CONTROL:
1940 if (ioctl(fd, PPRCONTROL, &b) < 0)
1942 /* Linux gives only the lowest bits, and no way to know data
1943 direction! For better compatibility set the fixed upper
1945 *(uint8_t *)arg = b | 0xc0;
1947 case CHR_IOCTL_PP_WRITE_CONTROL:
1948 b = *(uint8_t *)arg;
1949 if (ioctl(fd, PPWCONTROL, &b) < 0)
1952 case CHR_IOCTL_PP_READ_STATUS:
1953 if (ioctl(fd, PPRSTATUS, &b) < 0)
1955 *(uint8_t *)arg = b;
1957 case CHR_IOCTL_PP_EPP_READ_ADDR:
1958 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1959 struct ParallelIOArg *parg = arg;
1960 int n = read(fd, parg->buffer, parg->count);
1961 if (n != parg->count) {
1966 case CHR_IOCTL_PP_EPP_READ:
1967 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
1968 struct ParallelIOArg *parg = arg;
1969 int n = read(fd, parg->buffer, parg->count);
1970 if (n != parg->count) {
1975 case CHR_IOCTL_PP_EPP_WRITE_ADDR:
1976 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1977 struct ParallelIOArg *parg = arg;
1978 int n = write(fd, parg->buffer, parg->count);
1979 if (n != parg->count) {
1984 case CHR_IOCTL_PP_EPP_WRITE:
1985 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
1986 struct ParallelIOArg *parg = arg;
1987 int n = write(fd, parg->buffer, parg->count);
1988 if (n != parg->count) {
1999 static void pp_close(CharDriverState *chr)
2001 ParallelCharDriver *drv = chr->opaque;
2004 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
2005 ioctl(fd, PPRELEASE);
2010 static CharDriverState *qemu_chr_open_pp(const char *filename)
2012 CharDriverState *chr;
2013 ParallelCharDriver *drv;
2016 fd = open(filename, O_RDWR);
2020 if (ioctl(fd, PPCLAIM) < 0) {
2025 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2031 drv->mode = IEEE1284_MODE_COMPAT;
2033 chr = qemu_mallocz(sizeof(CharDriverState));
2039 chr->chr_write = null_chr_write;
2040 chr->chr_ioctl = pp_ioctl;
2041 chr->chr_close = pp_close;
2044 qemu_chr_reset(chr);
2050 static CharDriverState *qemu_chr_open_pty(void)
2056 #endif /* !defined(_WIN32) */
2061 HANDLE hcom, hrecv, hsend;
2062 OVERLAPPED orecv, osend;
2067 #define NSENDBUF 2048
2068 #define NRECVBUF 2048
2069 #define MAXCONNECT 1
2070 #define NTIMEOUT 5000
2072 static int win_chr_poll(void *opaque);
2073 static int win_chr_pipe_poll(void *opaque);
2075 static void win_chr_close(CharDriverState *chr)
2077 WinCharState *s = chr->opaque;
2080 CloseHandle(s->hsend);
2084 CloseHandle(s->hrecv);
2088 CloseHandle(s->hcom);
2092 qemu_del_polling_cb(win_chr_pipe_poll, chr);
2094 qemu_del_polling_cb(win_chr_poll, chr);
2097 static int win_chr_init(CharDriverState *chr, const char *filename)
2099 WinCharState *s = chr->opaque;
2101 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2106 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2108 fprintf(stderr, "Failed CreateEvent\n");
2111 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2113 fprintf(stderr, "Failed CreateEvent\n");
2117 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2118 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2119 if (s->hcom == INVALID_HANDLE_VALUE) {
2120 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2125 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2126 fprintf(stderr, "Failed SetupComm\n");
2130 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2131 size = sizeof(COMMCONFIG);
2132 GetDefaultCommConfig(filename, &comcfg, &size);
2133 comcfg.dcb.DCBlength = sizeof(DCB);
2134 CommConfigDialog(filename, NULL, &comcfg);
2136 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2137 fprintf(stderr, "Failed SetCommState\n");
2141 if (!SetCommMask(s->hcom, EV_ERR)) {
2142 fprintf(stderr, "Failed SetCommMask\n");
2146 cto.ReadIntervalTimeout = MAXDWORD;
2147 if (!SetCommTimeouts(s->hcom, &cto)) {
2148 fprintf(stderr, "Failed SetCommTimeouts\n");
2152 if (!ClearCommError(s->hcom, &err, &comstat)) {
2153 fprintf(stderr, "Failed ClearCommError\n");
2156 qemu_add_polling_cb(win_chr_poll, chr);
2164 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2166 WinCharState *s = chr->opaque;
2167 DWORD len, ret, size, err;
2170 ZeroMemory(&s->osend, sizeof(s->osend));
2171 s->osend.hEvent = s->hsend;
2174 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2176 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2178 err = GetLastError();
2179 if (err == ERROR_IO_PENDING) {
2180 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2198 static int win_chr_read_poll(CharDriverState *chr)
2200 WinCharState *s = chr->opaque;
2202 s->max_size = qemu_chr_can_read(chr);
2206 static void win_chr_readfile(CharDriverState *chr)
2208 WinCharState *s = chr->opaque;
2213 ZeroMemory(&s->orecv, sizeof(s->orecv));
2214 s->orecv.hEvent = s->hrecv;
2215 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2217 err = GetLastError();
2218 if (err == ERROR_IO_PENDING) {
2219 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2224 qemu_chr_read(chr, buf, size);
2228 static void win_chr_read(CharDriverState *chr)
2230 WinCharState *s = chr->opaque;
2232 if (s->len > s->max_size)
2233 s->len = s->max_size;
2237 win_chr_readfile(chr);
2240 static int win_chr_poll(void *opaque)
2242 CharDriverState *chr = opaque;
2243 WinCharState *s = chr->opaque;
2247 ClearCommError(s->hcom, &comerr, &status);
2248 if (status.cbInQue > 0) {
2249 s->len = status.cbInQue;
2250 win_chr_read_poll(chr);
2257 static CharDriverState *qemu_chr_open_win(const char *filename)
2259 CharDriverState *chr;
2262 chr = qemu_mallocz(sizeof(CharDriverState));
2265 s = qemu_mallocz(sizeof(WinCharState));
2271 chr->chr_write = win_chr_write;
2272 chr->chr_close = win_chr_close;
2274 if (win_chr_init(chr, filename) < 0) {
2279 qemu_chr_reset(chr);
2283 static int win_chr_pipe_poll(void *opaque)
2285 CharDriverState *chr = opaque;
2286 WinCharState *s = chr->opaque;
2289 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2292 win_chr_read_poll(chr);
2299 static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
2301 WinCharState *s = chr->opaque;
2309 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2311 fprintf(stderr, "Failed CreateEvent\n");
2314 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2316 fprintf(stderr, "Failed CreateEvent\n");
2320 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2321 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2322 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2324 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2325 if (s->hcom == INVALID_HANDLE_VALUE) {
2326 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2331 ZeroMemory(&ov, sizeof(ov));
2332 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2333 ret = ConnectNamedPipe(s->hcom, &ov);
2335 fprintf(stderr, "Failed ConnectNamedPipe\n");
2339 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2341 fprintf(stderr, "Failed GetOverlappedResult\n");
2343 CloseHandle(ov.hEvent);
2350 CloseHandle(ov.hEvent);
2353 qemu_add_polling_cb(win_chr_pipe_poll, chr);
2362 static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2364 CharDriverState *chr;
2367 chr = qemu_mallocz(sizeof(CharDriverState));
2370 s = qemu_mallocz(sizeof(WinCharState));
2376 chr->chr_write = win_chr_write;
2377 chr->chr_close = win_chr_close;
2379 if (win_chr_pipe_init(chr, filename) < 0) {
2384 qemu_chr_reset(chr);
2388 static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2390 CharDriverState *chr;
2393 chr = qemu_mallocz(sizeof(CharDriverState));
2396 s = qemu_mallocz(sizeof(WinCharState));
2403 chr->chr_write = win_chr_write;
2404 qemu_chr_reset(chr);
2408 static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2412 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2413 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2414 if (fd_out == INVALID_HANDLE_VALUE)
2417 return qemu_chr_open_win_file(fd_out);
2421 /***********************************************************/
2422 /* UDP Net console */
2426 struct sockaddr_in daddr;
2433 static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2435 NetCharDriver *s = chr->opaque;
2437 return sendto(s->fd, buf, len, 0,
2438 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2441 static int udp_chr_read_poll(void *opaque)
2443 CharDriverState *chr = opaque;
2444 NetCharDriver *s = chr->opaque;
2446 s->max_size = qemu_chr_can_read(chr);
2448 /* If there were any stray characters in the queue process them
2451 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2452 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2454 s->max_size = qemu_chr_can_read(chr);
2459 static void udp_chr_read(void *opaque)
2461 CharDriverState *chr = opaque;
2462 NetCharDriver *s = chr->opaque;
2464 if (s->max_size == 0)
2466 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2467 s->bufptr = s->bufcnt;
2472 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2473 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2475 s->max_size = qemu_chr_can_read(chr);
2479 static void udp_chr_update_read_handler(CharDriverState *chr)
2481 NetCharDriver *s = chr->opaque;
2484 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2485 udp_chr_read, NULL, chr);
2489 int parse_host_port(struct sockaddr_in *saddr, const char *str);
2491 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2493 int parse_host_src_port(struct sockaddr_in *haddr,
2494 struct sockaddr_in *saddr,
2497 static CharDriverState *qemu_chr_open_udp(const char *def)
2499 CharDriverState *chr = NULL;
2500 NetCharDriver *s = NULL;
2502 struct sockaddr_in saddr;
2504 chr = qemu_mallocz(sizeof(CharDriverState));
2507 s = qemu_mallocz(sizeof(NetCharDriver));
2511 fd = socket(PF_INET, SOCK_DGRAM, 0);
2513 perror("socket(PF_INET, SOCK_DGRAM)");
2517 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2518 printf("Could not parse: %s\n", def);
2522 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
2532 chr->chr_write = udp_chr_write;
2533 chr->chr_update_read_handler = udp_chr_update_read_handler;
2546 /***********************************************************/
2547 /* TCP Net console */
2558 static void tcp_chr_accept(void *opaque);
2560 static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2562 TCPCharDriver *s = chr->opaque;
2564 return send_all(s->fd, buf, len);
2566 /* XXX: indicate an error ? */
2571 static int tcp_chr_read_poll(void *opaque)
2573 CharDriverState *chr = opaque;
2574 TCPCharDriver *s = chr->opaque;
2577 s->max_size = qemu_chr_can_read(chr);
2582 #define IAC_BREAK 243
2583 static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
2585 char *buf, int *size)
2587 /* Handle any telnet client's basic IAC options to satisfy char by
2588 * char mode with no echo. All IAC options will be removed from
2589 * the buf and the do_telnetopt variable will be used to track the
2590 * state of the width of the IAC information.
2592 * IAC commands come in sets of 3 bytes with the exception of the
2593 * "IAC BREAK" command and the double IAC.
2599 for (i = 0; i < *size; i++) {
2600 if (s->do_telnetopt > 1) {
2601 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
2602 /* Double IAC means send an IAC */
2606 s->do_telnetopt = 1;
2608 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
2609 /* Handle IAC break commands by sending a serial break */
2610 qemu_chr_event(chr, CHR_EVENT_BREAK);
2615 if (s->do_telnetopt >= 4) {
2616 s->do_telnetopt = 1;
2619 if ((unsigned char)buf[i] == IAC) {
2620 s->do_telnetopt = 2;
2631 static void tcp_chr_read(void *opaque)
2633 CharDriverState *chr = opaque;
2634 TCPCharDriver *s = chr->opaque;
2638 if (!s->connected || s->max_size <= 0)
2641 if (len > s->max_size)
2643 size = recv(s->fd, buf, len, 0);
2645 /* connection closed */
2647 if (s->listen_fd >= 0) {
2648 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
2650 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2653 } else if (size > 0) {
2654 if (s->do_telnetopt)
2655 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
2657 qemu_chr_read(chr, buf, size);
2661 static void tcp_chr_connect(void *opaque)
2663 CharDriverState *chr = opaque;
2664 TCPCharDriver *s = chr->opaque;
2667 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
2668 tcp_chr_read, NULL, chr);
2669 qemu_chr_reset(chr);
2672 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2673 static void tcp_chr_telnet_init(int fd)
2676 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2677 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2678 send(fd, (char *)buf, 3, 0);
2679 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2680 send(fd, (char *)buf, 3, 0);
2681 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2682 send(fd, (char *)buf, 3, 0);
2683 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2684 send(fd, (char *)buf, 3, 0);
2687 static void socket_set_nodelay(int fd)
2690 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
2693 static void tcp_chr_accept(void *opaque)
2695 CharDriverState *chr = opaque;
2696 TCPCharDriver *s = chr->opaque;
2697 struct sockaddr_in saddr;
2699 struct sockaddr_un uaddr;
2701 struct sockaddr *addr;
2708 len = sizeof(uaddr);
2709 addr = (struct sockaddr *)&uaddr;
2713 len = sizeof(saddr);
2714 addr = (struct sockaddr *)&saddr;
2716 fd = accept(s->listen_fd, addr, &len);
2717 if (fd < 0 && errno != EINTR) {
2719 } else if (fd >= 0) {
2720 if (s->do_telnetopt)
2721 tcp_chr_telnet_init(fd);
2725 socket_set_nonblock(fd);
2727 socket_set_nodelay(fd);
2729 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
2730 tcp_chr_connect(chr);
2733 static void tcp_chr_close(CharDriverState *chr)
2735 TCPCharDriver *s = chr->opaque;
2738 if (s->listen_fd >= 0)
2739 closesocket(s->listen_fd);
2743 static CharDriverState *qemu_chr_open_tcp(const char *host_str,
2747 CharDriverState *chr = NULL;
2748 TCPCharDriver *s = NULL;
2749 int fd = -1, ret, err, val;
2751 int is_waitconnect = 1;
2754 struct sockaddr_in saddr;
2756 struct sockaddr_un uaddr;
2758 struct sockaddr *addr;
2763 addr = (struct sockaddr *)&uaddr;
2764 addrlen = sizeof(uaddr);
2765 if (parse_unix_path(&uaddr, host_str) < 0)
2770 addr = (struct sockaddr *)&saddr;
2771 addrlen = sizeof(saddr);
2772 if (parse_host_port(&saddr, host_str) < 0)
2777 while((ptr = strchr(ptr,','))) {
2779 if (!strncmp(ptr,"server",6)) {
2781 } else if (!strncmp(ptr,"nowait",6)) {
2783 } else if (!strncmp(ptr,"nodelay",6)) {
2786 printf("Unknown option: %s\n", ptr);
2793 chr = qemu_mallocz(sizeof(CharDriverState));
2796 s = qemu_mallocz(sizeof(TCPCharDriver));
2802 fd = socket(PF_UNIX, SOCK_STREAM, 0);
2805 fd = socket(PF_INET, SOCK_STREAM, 0);
2810 if (!is_waitconnect)
2811 socket_set_nonblock(fd);
2816 s->is_unix = is_unix;
2817 s->do_nodelay = do_nodelay && !is_unix;
2820 chr->chr_write = tcp_chr_write;
2821 chr->chr_close = tcp_chr_close;
2824 /* allow fast reuse */
2828 strncpy(path, uaddr.sun_path, 108);
2835 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2838 ret = bind(fd, addr, addrlen);
2842 ret = listen(fd, 0);
2847 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
2849 s->do_telnetopt = 1;
2852 ret = connect(fd, addr, addrlen);
2854 err = socket_error();
2855 if (err == EINTR || err == EWOULDBLOCK) {
2856 } else if (err == EINPROGRESS) {
2859 } else if (err == WSAEALREADY) {
2871 socket_set_nodelay(fd);
2873 tcp_chr_connect(chr);
2875 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
2878 if (is_listen && is_waitconnect) {
2879 printf("QEMU waiting for connection on: %s\n", host_str);
2880 tcp_chr_accept(chr);
2881 socket_set_nonblock(s->listen_fd);
2893 CharDriverState *qemu_chr_open(const char *filename)
2897 if (!strcmp(filename, "vc")) {
2898 return text_console_init(&display_state);
2899 } else if (!strcmp(filename, "null")) {
2900 return qemu_chr_open_null();
2902 if (strstart(filename, "tcp:", &p)) {
2903 return qemu_chr_open_tcp(p, 0, 0);
2905 if (strstart(filename, "telnet:", &p)) {
2906 return qemu_chr_open_tcp(p, 1, 0);
2908 if (strstart(filename, "udp:", &p)) {
2909 return qemu_chr_open_udp(p);
2911 if (strstart(filename, "mon:", &p)) {
2912 CharDriverState *drv = qemu_chr_open(p);
2914 drv = qemu_chr_open_mux(drv);
2915 monitor_init(drv, !nographic);
2918 printf("Unable to open driver: %s\n", p);
2922 if (strstart(filename, "unix:", &p)) {
2923 return qemu_chr_open_tcp(p, 0, 1);
2924 } else if (strstart(filename, "file:", &p)) {
2925 return qemu_chr_open_file_out(p);
2926 } else if (strstart(filename, "pipe:", &p)) {
2927 return qemu_chr_open_pipe(p);
2928 } else if (!strcmp(filename, "pty")) {
2929 return qemu_chr_open_pty();
2930 } else if (!strcmp(filename, "stdio")) {
2931 return qemu_chr_open_stdio();
2934 #if defined(__linux__)
2935 if (strstart(filename, "/dev/parport", NULL)) {
2936 return qemu_chr_open_pp(filename);
2938 if (strstart(filename, "/dev/", NULL)) {
2939 return qemu_chr_open_tty(filename);
2943 if (strstart(filename, "COM", NULL)) {
2944 return qemu_chr_open_win(filename);
2946 if (strstart(filename, "pipe:", &p)) {
2947 return qemu_chr_open_win_pipe(p);
2949 if (strstart(filename, "file:", &p)) {
2950 return qemu_chr_open_win_file_out(p);
2958 void qemu_chr_close(CharDriverState *chr)
2961 chr->chr_close(chr);
2964 /***********************************************************/
2965 /* network device redirectors */
2967 void hex_dump(FILE *f, const uint8_t *buf, int size)
2971 for(i=0;i<size;i+=16) {
2975 fprintf(f, "%08x ", i);
2978 fprintf(f, " %02x", buf[i+j]);
2983 for(j=0;j<len;j++) {
2985 if (c < ' ' || c > '~')
2987 fprintf(f, "%c", c);
2993 static int parse_macaddr(uint8_t *macaddr, const char *p)
2996 for(i = 0; i < 6; i++) {
2997 macaddr[i] = strtol(p, (char **)&p, 16);
3010 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
3015 p1 = strchr(p, sep);
3021 if (len > buf_size - 1)
3023 memcpy(buf, p, len);
3030 int parse_host_src_port(struct sockaddr_in *haddr,
3031 struct sockaddr_in *saddr,
3032 const char *input_str)
3034 char *str = strdup(input_str);
3035 char *host_str = str;
3040 * Chop off any extra arguments at the end of the string which
3041 * would start with a comma, then fill in the src port information
3042 * if it was provided else use the "any address" and "any port".
3044 if ((ptr = strchr(str,',')))
3047 if ((src_str = strchr(input_str,'@'))) {
3052 if (parse_host_port(haddr, host_str) < 0)
3055 if (!src_str || *src_str == '\0')
3058 if (parse_host_port(saddr, src_str) < 0)
3069 int parse_host_port(struct sockaddr_in *saddr, const char *str)
3077 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3079 saddr->sin_family = AF_INET;
3080 if (buf[0] == '\0') {
3081 saddr->sin_addr.s_addr = 0;
3083 if (isdigit(buf[0])) {
3084 if (!inet_aton(buf, &saddr->sin_addr))
3087 if ((he = gethostbyname(buf)) == NULL)
3089 saddr->sin_addr = *(struct in_addr *)he->h_addr;
3092 port = strtol(p, (char **)&r, 0);
3095 saddr->sin_port = htons(port);
3100 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
3105 len = MIN(108, strlen(str));
3106 p = strchr(str, ',');
3108 len = MIN(len, p - str);
3110 memset(uaddr, 0, sizeof(*uaddr));
3112 uaddr->sun_family = AF_UNIX;
3113 memcpy(uaddr->sun_path, str, len);
3119 /* find or alloc a new VLAN */
3120 VLANState *qemu_find_vlan(int id)
3122 VLANState **pvlan, *vlan;
3123 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3127 vlan = qemu_mallocz(sizeof(VLANState));
3132 pvlan = &first_vlan;
3133 while (*pvlan != NULL)
3134 pvlan = &(*pvlan)->next;
3139 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
3140 IOReadHandler *fd_read,
3141 IOCanRWHandler *fd_can_read,
3144 VLANClientState *vc, **pvc;
3145 vc = qemu_mallocz(sizeof(VLANClientState));
3148 vc->fd_read = fd_read;
3149 vc->fd_can_read = fd_can_read;
3150 vc->opaque = opaque;
3154 pvc = &vlan->first_client;
3155 while (*pvc != NULL)
3156 pvc = &(*pvc)->next;
3161 int qemu_can_send_packet(VLANClientState *vc1)
3163 VLANState *vlan = vc1->vlan;
3164 VLANClientState *vc;
3166 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3168 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
3175 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
3177 VLANState *vlan = vc1->vlan;
3178 VLANClientState *vc;
3181 printf("vlan %d send:\n", vlan->id);
3182 hex_dump(stdout, buf, size);
3184 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3186 vc->fd_read(vc->opaque, buf, size);
3191 #if defined(CONFIG_SLIRP)
3193 /* slirp network adapter */
3195 static int slirp_inited;
3196 static VLANClientState *slirp_vc;
3198 int slirp_can_output(void)
3200 return !slirp_vc || qemu_can_send_packet(slirp_vc);
3203 void slirp_output(const uint8_t *pkt, int pkt_len)
3206 printf("slirp output:\n");
3207 hex_dump(stdout, pkt, pkt_len);
3211 qemu_send_packet(slirp_vc, pkt, pkt_len);
3214 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
3217 printf("slirp input:\n");
3218 hex_dump(stdout, buf, size);
3220 slirp_input(buf, size);
3223 static int net_slirp_init(VLANState *vlan)
3225 if (!slirp_inited) {
3229 slirp_vc = qemu_new_vlan_client(vlan,
3230 slirp_receive, NULL, NULL);
3231 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
3235 static void net_slirp_redir(const char *redir_str)
3240 struct in_addr guest_addr;
3241 int host_port, guest_port;
3243 if (!slirp_inited) {
3249 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3251 if (!strcmp(buf, "tcp")) {
3253 } else if (!strcmp(buf, "udp")) {
3259 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3261 host_port = strtol(buf, &r, 0);
3265 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3267 if (buf[0] == '\0') {
3268 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3270 if (!inet_aton(buf, &guest_addr))
3273 guest_port = strtol(p, &r, 0);
3277 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3278 fprintf(stderr, "qemu: could not set up redirection\n");
3283 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3291 static void smb_exit(void)
3295 char filename[1024];
3297 /* erase all the files in the directory */
3298 d = opendir(smb_dir);
3303 if (strcmp(de->d_name, ".") != 0 &&
3304 strcmp(de->d_name, "..") != 0) {
3305 snprintf(filename, sizeof(filename), "%s/%s",
3306 smb_dir, de->d_name);
3314 /* automatic user mode samba server configuration */
3315 void net_slirp_smb(const char *exported_dir)
3317 char smb_conf[1024];
3318 char smb_cmdline[1024];
3321 if (!slirp_inited) {
3326 /* XXX: better tmp dir construction */
3327 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3328 if (mkdir(smb_dir, 0700) < 0) {
3329 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3332 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3334 f = fopen(smb_conf, "w");
3336 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3343 "socket address=127.0.0.1\n"
3344 "pid directory=%s\n"
3345 "lock directory=%s\n"
3346 "log file=%s/log.smbd\n"
3347 "smb passwd file=%s/smbpasswd\n"
3348 "security = share\n"
3363 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3364 SMBD_COMMAND, smb_conf);
3366 slirp_add_exec(0, smb_cmdline, 4, 139);
3369 #endif /* !defined(_WIN32) */
3371 #endif /* CONFIG_SLIRP */
3373 #if !defined(_WIN32)
3375 typedef struct TAPState {
3376 VLANClientState *vc;
3380 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3382 TAPState *s = opaque;
3385 ret = write(s->fd, buf, size);
3386 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3393 static void tap_send(void *opaque)
3395 TAPState *s = opaque;
3402 sbuf.maxlen = sizeof(buf);
3404 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3406 size = read(s->fd, buf, sizeof(buf));
3409 qemu_send_packet(s->vc, buf, size);
3415 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3419 s = qemu_mallocz(sizeof(TAPState));
3423 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3424 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3425 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3430 static int tap_open(char *ifname, int ifname_size)
3436 fd = open("/dev/tap", O_RDWR);
3438 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3443 dev = devname(s.st_rdev, S_IFCHR);
3444 pstrcpy(ifname, ifname_size, dev);
3446 fcntl(fd, F_SETFL, O_NONBLOCK);
3449 #elif defined(__sun__)
3450 #define TUNNEWPPA (('T'<<16) | 0x0001)
3452 * Allocate TAP device, returns opened fd.
3453 * Stores dev name in the first arg(must be large enough).
3455 int tap_alloc(char *dev)
3457 int tap_fd, if_fd, ppa = -1;
3458 static int ip_fd = 0;
3461 static int arp_fd = 0;
3462 int ip_muxid, arp_muxid;
3463 struct strioctl strioc_if, strioc_ppa;
3464 int link_type = I_PLINK;;
3466 char actual_name[32] = "";
3468 memset(&ifr, 0x0, sizeof(ifr));
3472 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3476 /* Check if IP device was opened */
3480 if( (ip_fd = open("/dev/udp", O_RDWR, 0)) < 0){
3481 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3485 if( (tap_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3486 syslog(LOG_ERR, "Can't open /dev/tap");
3490 /* Assign a new PPA and get its unit number. */
3491 strioc_ppa.ic_cmd = TUNNEWPPA;
3492 strioc_ppa.ic_timout = 0;
3493 strioc_ppa.ic_len = sizeof(ppa);
3494 strioc_ppa.ic_dp = (char *)&ppa;
3495 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3496 syslog (LOG_ERR, "Can't assign new interface");
3498 if( (if_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3499 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3502 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3503 syslog(LOG_ERR, "Can't push IP module");
3507 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
3508 syslog(LOG_ERR, "Can't get flags\n");
3510 snprintf (actual_name, 32, "tap%d", ppa);
3511 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3514 /* Assign ppa according to the unit number returned by tun device */
3516 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
3517 syslog (LOG_ERR, "Can't set PPA %d", ppa);
3518 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
3519 syslog (LOG_ERR, "Can't get flags\n");
3520 /* Push arp module to if_fd */
3521 if (ioctl (if_fd, I_PUSH, "arp") < 0)
3522 syslog (LOG_ERR, "Can't push ARP module (2)");
3524 /* Push arp module to ip_fd */
3525 if (ioctl (ip_fd, I_POP, NULL) < 0)
3526 syslog (LOG_ERR, "I_POP failed\n");
3527 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
3528 syslog (LOG_ERR, "Can't push ARP module (3)\n");
3530 if ((arp_fd = open ("/dev/tap", O_RDWR, 0)) < 0)
3531 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
3533 /* Set ifname to arp */
3534 strioc_if.ic_cmd = SIOCSLIFNAME;
3535 strioc_if.ic_timout = 0;
3536 strioc_if.ic_len = sizeof(ifr);
3537 strioc_if.ic_dp = (char *)𝔦
3538 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
3539 syslog (LOG_ERR, "Can't set ifname to arp\n");
3542 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
3543 syslog(LOG_ERR, "Can't link TAP device to IP");
3547 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
3548 syslog (LOG_ERR, "Can't link TAP device to ARP");
3552 memset(&ifr, 0x0, sizeof(ifr));
3553 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3554 ifr.lifr_ip_muxid = ip_muxid;
3555 ifr.lifr_arp_muxid = arp_muxid;
3557 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
3559 ioctl (ip_fd, I_PUNLINK , arp_muxid);
3560 ioctl (ip_fd, I_PUNLINK, ip_muxid);
3561 syslog (LOG_ERR, "Can't set multiplexor id");
3564 sprintf(dev, "tap%d", ppa);
3568 static int tap_open(char *ifname, int ifname_size)
3572 if( (fd = tap_alloc(dev)) < 0 ){
3573 fprintf(stderr, "Cannot allocate TAP device\n");
3576 pstrcpy(ifname, ifname_size, dev);
3577 fcntl(fd, F_SETFL, O_NONBLOCK);
3581 static int tap_open(char *ifname, int ifname_size)
3586 fd = open("/dev/net/tun", O_RDWR);
3588 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3591 memset(&ifr, 0, sizeof(ifr));
3592 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
3593 if (ifname[0] != '\0')
3594 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
3596 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
3597 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
3599 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3603 pstrcpy(ifname, ifname_size, ifr.ifr_name);
3604 fcntl(fd, F_SETFL, O_NONBLOCK);
3609 static int net_tap_init(VLANState *vlan, const char *ifname1,
3610 const char *setup_script)
3613 int pid, status, fd;
3618 if (ifname1 != NULL)
3619 pstrcpy(ifname, sizeof(ifname), ifname1);
3622 fd = tap_open(ifname, sizeof(ifname));
3626 if (!setup_script || !strcmp(setup_script, "no"))
3628 if (setup_script[0] != '\0') {
3629 /* try to launch network init script */
3633 int open_max = sysconf (_SC_OPEN_MAX), i;
3634 for (i = 0; i < open_max; i++)
3635 if (i != STDIN_FILENO &&
3636 i != STDOUT_FILENO &&
3637 i != STDERR_FILENO &&
3642 *parg++ = (char *)setup_script;
3645 execv(setup_script, args);
3648 while (waitpid(pid, &status, 0) != pid);
3649 if (!WIFEXITED(status) ||
3650 WEXITSTATUS(status) != 0) {
3651 fprintf(stderr, "%s: could not launch network script\n",
3657 s = net_tap_fd_init(vlan, fd);
3660 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3661 "tap: ifname=%s setup_script=%s", ifname, setup_script);
3665 #endif /* !_WIN32 */
3667 /* network connection */
3668 typedef struct NetSocketState {
3669 VLANClientState *vc;
3671 int state; /* 0 = getting length, 1 = getting data */
3675 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
3678 typedef struct NetSocketListenState {
3681 } NetSocketListenState;
3683 /* XXX: we consider we can send the whole packet without blocking */
3684 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
3686 NetSocketState *s = opaque;
3690 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
3691 send_all(s->fd, buf, size);
3694 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
3696 NetSocketState *s = opaque;
3697 sendto(s->fd, buf, size, 0,
3698 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
3701 static void net_socket_send(void *opaque)
3703 NetSocketState *s = opaque;
3708 size = recv(s->fd, buf1, sizeof(buf1), 0);
3710 err = socket_error();
3711 if (err != EWOULDBLOCK)
3713 } else if (size == 0) {
3714 /* end of connection */
3716 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3722 /* reassemble a packet from the network */
3728 memcpy(s->buf + s->index, buf, l);
3732 if (s->index == 4) {
3734 s->packet_len = ntohl(*(uint32_t *)s->buf);
3740 l = s->packet_len - s->index;
3743 memcpy(s->buf + s->index, buf, l);
3747 if (s->index >= s->packet_len) {
3748 qemu_send_packet(s->vc, s->buf, s->packet_len);
3757 static void net_socket_send_dgram(void *opaque)
3759 NetSocketState *s = opaque;
3762 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
3766 /* end of connection */
3767 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3770 qemu_send_packet(s->vc, s->buf, size);
3773 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
3778 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
3779 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
3780 inet_ntoa(mcastaddr->sin_addr),
3781 (int)ntohl(mcastaddr->sin_addr.s_addr));
3785 fd = socket(PF_INET, SOCK_DGRAM, 0);
3787 perror("socket(PF_INET, SOCK_DGRAM)");
3792 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
3793 (const char *)&val, sizeof(val));
3795 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3799 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
3805 /* Add host to multicast group */
3806 imr.imr_multiaddr = mcastaddr->sin_addr;
3807 imr.imr_interface.s_addr = htonl(INADDR_ANY);
3809 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
3810 (const char *)&imr, sizeof(struct ip_mreq));
3812 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3816 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3818 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
3819 (const char *)&val, sizeof(val));
3821 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3825 socket_set_nonblock(fd);
3833 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
3836 struct sockaddr_in saddr;
3838 socklen_t saddr_len;
3841 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3842 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3843 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3847 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
3849 if (saddr.sin_addr.s_addr==0) {
3850 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3854 /* clone dgram socket */
3855 newfd = net_socket_mcast_create(&saddr);
3857 /* error already reported by net_socket_mcast_create() */
3861 /* clone newfd to fd, close newfd */
3866 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3867 fd, strerror(errno));
3872 s = qemu_mallocz(sizeof(NetSocketState));
3877 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
3878 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
3880 /* mcast: save bound address as dst */
3881 if (is_connected) s->dgram_dst=saddr;
3883 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3884 "socket: fd=%d (%s mcast=%s:%d)",
3885 fd, is_connected? "cloned" : "",
3886 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3890 static void net_socket_connect(void *opaque)
3892 NetSocketState *s = opaque;
3893 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
3896 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
3900 s = qemu_mallocz(sizeof(NetSocketState));
3904 s->vc = qemu_new_vlan_client(vlan,
3905 net_socket_receive, NULL, s);
3906 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3907 "socket: fd=%d", fd);
3909 net_socket_connect(s);
3911 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
3916 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
3919 int so_type=-1, optlen=sizeof(so_type);
3921 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
3922 fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
3927 return net_socket_fd_init_dgram(vlan, fd, is_connected);
3929 return net_socket_fd_init_stream(vlan, fd, is_connected);
3931 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3932 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
3933 return net_socket_fd_init_stream(vlan, fd, is_connected);
3938 static void net_socket_accept(void *opaque)
3940 NetSocketListenState *s = opaque;
3942 struct sockaddr_in saddr;
3947 len = sizeof(saddr);
3948 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
3949 if (fd < 0 && errno != EINTR) {
3951 } else if (fd >= 0) {
3955 s1 = net_socket_fd_init(s->vlan, fd, 1);
3959 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
3960 "socket: connection from %s:%d",
3961 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3965 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
3967 NetSocketListenState *s;
3969 struct sockaddr_in saddr;
3971 if (parse_host_port(&saddr, host_str) < 0)
3974 s = qemu_mallocz(sizeof(NetSocketListenState));
3978 fd = socket(PF_INET, SOCK_STREAM, 0);
3983 socket_set_nonblock(fd);
3985 /* allow fast reuse */
3987 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
3989 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
3994 ret = listen(fd, 0);
4001 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
4005 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
4008 int fd, connected, ret, err;
4009 struct sockaddr_in saddr;
4011 if (parse_host_port(&saddr, host_str) < 0)
4014 fd = socket(PF_INET, SOCK_STREAM, 0);
4019 socket_set_nonblock(fd);
4023 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4025 err = socket_error();
4026 if (err == EINTR || err == EWOULDBLOCK) {
4027 } else if (err == EINPROGRESS) {
4030 } else if (err == WSAEALREADY) {
4043 s = net_socket_fd_init(vlan, fd, connected);
4046 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4047 "socket: connect to %s:%d",
4048 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4052 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4056 struct sockaddr_in saddr;
4058 if (parse_host_port(&saddr, host_str) < 0)
4062 fd = net_socket_mcast_create(&saddr);
4066 s = net_socket_fd_init(vlan, fd, 0);
4070 s->dgram_dst = saddr;
4072 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4073 "socket: mcast=%s:%d",
4074 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4079 static int get_param_value(char *buf, int buf_size,
4080 const char *tag, const char *str)
4089 while (*p != '\0' && *p != '=') {
4090 if ((q - option) < sizeof(option) - 1)
4098 if (!strcmp(tag, option)) {
4100 while (*p != '\0' && *p != ',') {
4101 if ((q - buf) < buf_size - 1)
4108 while (*p != '\0' && *p != ',') {
4119 static int net_client_init(const char *str)
4130 while (*p != '\0' && *p != ',') {
4131 if ((q - device) < sizeof(device) - 1)
4139 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4140 vlan_id = strtol(buf, NULL, 0);
4142 vlan = qemu_find_vlan(vlan_id);
4144 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4147 if (!strcmp(device, "nic")) {
4151 if (nb_nics >= MAX_NICS) {
4152 fprintf(stderr, "Too Many NICs\n");
4155 nd = &nd_table[nb_nics];
4156 macaddr = nd->macaddr;
4162 macaddr[5] = 0x56 + nb_nics;
4164 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4165 if (parse_macaddr(macaddr, buf) < 0) {
4166 fprintf(stderr, "invalid syntax for ethernet address\n");
4170 if (get_param_value(buf, sizeof(buf), "model", p)) {
4171 nd->model = strdup(buf);
4177 if (!strcmp(device, "none")) {
4178 /* does nothing. It is needed to signal that no network cards
4183 if (!strcmp(device, "user")) {
4184 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4185 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4187 ret = net_slirp_init(vlan);
4191 if (!strcmp(device, "tap")) {
4193 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4194 fprintf(stderr, "tap: no interface name\n");
4197 ret = tap_win32_init(vlan, ifname);
4200 if (!strcmp(device, "tap")) {
4202 char setup_script[1024];
4204 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4205 fd = strtol(buf, NULL, 0);
4207 if (net_tap_fd_init(vlan, fd))
4210 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4213 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4214 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4216 ret = net_tap_init(vlan, ifname, setup_script);
4220 if (!strcmp(device, "socket")) {
4221 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4223 fd = strtol(buf, NULL, 0);
4225 if (net_socket_fd_init(vlan, fd, 1))
4227 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4228 ret = net_socket_listen_init(vlan, buf);
4229 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4230 ret = net_socket_connect_init(vlan, buf);
4231 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4232 ret = net_socket_mcast_init(vlan, buf);
4234 fprintf(stderr, "Unknown socket options: %s\n", p);
4239 fprintf(stderr, "Unknown network device: %s\n", device);
4243 fprintf(stderr, "Could not initialize device '%s'\n", device);
4249 void do_info_network(void)
4252 VLANClientState *vc;
4254 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4255 term_printf("VLAN %d devices:\n", vlan->id);
4256 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4257 term_printf(" %s\n", vc->info_str);
4261 /***********************************************************/
4264 static USBPort *used_usb_ports;
4265 static USBPort *free_usb_ports;
4267 /* ??? Maybe change this to register a hub to keep track of the topology. */
4268 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
4269 usb_attachfn attach)
4271 port->opaque = opaque;
4272 port->index = index;
4273 port->attach = attach;
4274 port->next = free_usb_ports;
4275 free_usb_ports = port;
4278 static int usb_device_add(const char *devname)
4284 if (!free_usb_ports)
4287 if (strstart(devname, "host:", &p)) {
4288 dev = usb_host_device_open(p);
4289 } else if (!strcmp(devname, "mouse")) {
4290 dev = usb_mouse_init();
4291 } else if (!strcmp(devname, "tablet")) {
4292 dev = usb_tablet_init();
4293 } else if (strstart(devname, "disk:", &p)) {
4294 dev = usb_msd_init(p);
4301 /* Find a USB port to add the device to. */
4302 port = free_usb_ports;
4306 /* Create a new hub and chain it on. */
4307 free_usb_ports = NULL;
4308 port->next = used_usb_ports;
4309 used_usb_ports = port;
4311 hub = usb_hub_init(VM_USB_HUB_SIZE);
4312 usb_attach(port, hub);
4313 port = free_usb_ports;
4316 free_usb_ports = port->next;
4317 port->next = used_usb_ports;
4318 used_usb_ports = port;
4319 usb_attach(port, dev);
4323 static int usb_device_del(const char *devname)
4331 if (!used_usb_ports)
4334 p = strchr(devname, '.');
4337 bus_num = strtoul(devname, NULL, 0);
4338 addr = strtoul(p + 1, NULL, 0);
4342 lastp = &used_usb_ports;
4343 port = used_usb_ports;
4344 while (port && port->dev->addr != addr) {
4345 lastp = &port->next;
4353 *lastp = port->next;
4354 usb_attach(port, NULL);
4355 dev->handle_destroy(dev);
4356 port->next = free_usb_ports;
4357 free_usb_ports = port;
4361 void do_usb_add(const char *devname)
4364 ret = usb_device_add(devname);
4366 term_printf("Could not add USB device '%s'\n", devname);
4369 void do_usb_del(const char *devname)
4372 ret = usb_device_del(devname);
4374 term_printf("Could not remove USB device '%s'\n", devname);
4381 const char *speed_str;
4384 term_printf("USB support not enabled\n");
4388 for (port = used_usb_ports; port; port = port->next) {
4392 switch(dev->speed) {
4396 case USB_SPEED_FULL:
4399 case USB_SPEED_HIGH:
4406 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4407 0, dev->addr, speed_str, dev->devname);
4411 /***********************************************************/
4414 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
4418 static void dumb_resize(DisplayState *ds, int w, int h)
4422 static void dumb_refresh(DisplayState *ds)
4427 void dumb_display_init(DisplayState *ds)
4432 ds->dpy_update = dumb_update;
4433 ds->dpy_resize = dumb_resize;
4434 ds->dpy_refresh = dumb_refresh;
4437 /***********************************************************/
4440 #define MAX_IO_HANDLERS 64
4442 typedef struct IOHandlerRecord {
4444 IOCanRWHandler *fd_read_poll;
4446 IOHandler *fd_write;
4449 /* temporary data */
4451 struct IOHandlerRecord *next;
4454 static IOHandlerRecord *first_io_handler;
4456 /* XXX: fd_read_poll should be suppressed, but an API change is
4457 necessary in the character devices to suppress fd_can_read(). */
4458 int qemu_set_fd_handler2(int fd,
4459 IOCanRWHandler *fd_read_poll,
4461 IOHandler *fd_write,
4464 IOHandlerRecord **pioh, *ioh;
4466 if (!fd_read && !fd_write) {
4467 pioh = &first_io_handler;
4472 if (ioh->fd == fd) {
4479 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4483 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
4486 ioh->next = first_io_handler;
4487 first_io_handler = ioh;
4490 ioh->fd_read_poll = fd_read_poll;
4491 ioh->fd_read = fd_read;
4492 ioh->fd_write = fd_write;
4493 ioh->opaque = opaque;
4499 int qemu_set_fd_handler(int fd,
4501 IOHandler *fd_write,
4504 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
4507 /***********************************************************/
4508 /* Polling handling */
4510 typedef struct PollingEntry {
4513 struct PollingEntry *next;
4516 static PollingEntry *first_polling_entry;
4518 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
4520 PollingEntry **ppe, *pe;
4521 pe = qemu_mallocz(sizeof(PollingEntry));
4525 pe->opaque = opaque;
4526 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
4531 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
4533 PollingEntry **ppe, *pe;
4534 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
4536 if (pe->func == func && pe->opaque == opaque) {
4545 /***********************************************************/
4546 /* Wait objects support */
4547 typedef struct WaitObjects {
4549 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
4550 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
4551 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
4554 static WaitObjects wait_objects = {0};
4556 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4558 WaitObjects *w = &wait_objects;
4560 if (w->num >= MAXIMUM_WAIT_OBJECTS)
4562 w->events[w->num] = handle;
4563 w->func[w->num] = func;
4564 w->opaque[w->num] = opaque;
4569 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4572 WaitObjects *w = &wait_objects;
4575 for (i = 0; i < w->num; i++) {
4576 if (w->events[i] == handle)
4579 w->events[i] = w->events[i + 1];
4580 w->func[i] = w->func[i + 1];
4581 w->opaque[i] = w->opaque[i + 1];
4589 /***********************************************************/
4590 /* savevm/loadvm support */
4592 #define IO_BUF_SIZE 32768
4596 BlockDriverState *bs;
4599 int64_t base_offset;
4600 int64_t buf_offset; /* start of buffer when writing, end of buffer
4603 int buf_size; /* 0 when writing */
4604 uint8_t buf[IO_BUF_SIZE];
4607 QEMUFile *qemu_fopen(const char *filename, const char *mode)
4611 f = qemu_mallocz(sizeof(QEMUFile));
4614 if (!strcmp(mode, "wb")) {
4616 } else if (!strcmp(mode, "rb")) {
4621 f->outfile = fopen(filename, mode);
4633 QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
4637 f = qemu_mallocz(sizeof(QEMUFile));
4642 f->is_writable = is_writable;
4643 f->base_offset = offset;
4647 void qemu_fflush(QEMUFile *f)
4649 if (!f->is_writable)
4651 if (f->buf_index > 0) {
4653 fseek(f->outfile, f->buf_offset, SEEK_SET);
4654 fwrite(f->buf, 1, f->buf_index, f->outfile);
4656 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
4657 f->buf, f->buf_index);
4659 f->buf_offset += f->buf_index;
4664 static void qemu_fill_buffer(QEMUFile *f)
4671 fseek(f->outfile, f->buf_offset, SEEK_SET);
4672 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
4676 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
4677 f->buf, IO_BUF_SIZE);
4683 f->buf_offset += len;
4686 void qemu_fclose(QEMUFile *f)
4696 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
4700 l = IO_BUF_SIZE - f->buf_index;
4703 memcpy(f->buf + f->buf_index, buf, l);
4707 if (f->buf_index >= IO_BUF_SIZE)
4712 void qemu_put_byte(QEMUFile *f, int v)
4714 f->buf[f->buf_index++] = v;
4715 if (f->buf_index >= IO_BUF_SIZE)
4719 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
4725 l = f->buf_size - f->buf_index;
4727 qemu_fill_buffer(f);
4728 l = f->buf_size - f->buf_index;
4734 memcpy(buf, f->buf + f->buf_index, l);
4739 return size1 - size;
4742 int qemu_get_byte(QEMUFile *f)
4744 if (f->buf_index >= f->buf_size) {
4745 qemu_fill_buffer(f);
4746 if (f->buf_index >= f->buf_size)
4749 return f->buf[f->buf_index++];
4752 int64_t qemu_ftell(QEMUFile *f)
4754 return f->buf_offset - f->buf_size + f->buf_index;
4757 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
4759 if (whence == SEEK_SET) {
4761 } else if (whence == SEEK_CUR) {
4762 pos += qemu_ftell(f);
4764 /* SEEK_END not supported */
4767 if (f->is_writable) {
4769 f->buf_offset = pos;
4771 f->buf_offset = pos;
4778 void qemu_put_be16(QEMUFile *f, unsigned int v)
4780 qemu_put_byte(f, v >> 8);
4781 qemu_put_byte(f, v);
4784 void qemu_put_be32(QEMUFile *f, unsigned int v)
4786 qemu_put_byte(f, v >> 24);
4787 qemu_put_byte(f, v >> 16);
4788 qemu_put_byte(f, v >> 8);
4789 qemu_put_byte(f, v);
4792 void qemu_put_be64(QEMUFile *f, uint64_t v)
4794 qemu_put_be32(f, v >> 32);
4795 qemu_put_be32(f, v);
4798 unsigned int qemu_get_be16(QEMUFile *f)
4801 v = qemu_get_byte(f) << 8;
4802 v |= qemu_get_byte(f);
4806 unsigned int qemu_get_be32(QEMUFile *f)
4809 v = qemu_get_byte(f) << 24;
4810 v |= qemu_get_byte(f) << 16;
4811 v |= qemu_get_byte(f) << 8;
4812 v |= qemu_get_byte(f);
4816 uint64_t qemu_get_be64(QEMUFile *f)
4819 v = (uint64_t)qemu_get_be32(f) << 32;
4820 v |= qemu_get_be32(f);
4824 typedef struct SaveStateEntry {
4828 SaveStateHandler *save_state;
4829 LoadStateHandler *load_state;
4831 struct SaveStateEntry *next;
4834 static SaveStateEntry *first_se;
4836 int register_savevm(const char *idstr,
4839 SaveStateHandler *save_state,
4840 LoadStateHandler *load_state,
4843 SaveStateEntry *se, **pse;
4845 se = qemu_malloc(sizeof(SaveStateEntry));
4848 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
4849 se->instance_id = instance_id;
4850 se->version_id = version_id;
4851 se->save_state = save_state;
4852 se->load_state = load_state;
4853 se->opaque = opaque;
4856 /* add at the end of list */
4858 while (*pse != NULL)
4859 pse = &(*pse)->next;
4864 #define QEMU_VM_FILE_MAGIC 0x5145564d
4865 #define QEMU_VM_FILE_VERSION 0x00000002
4867 int qemu_savevm_state(QEMUFile *f)
4871 int64_t cur_pos, len_pos, total_len_pos;
4873 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
4874 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
4875 total_len_pos = qemu_ftell(f);
4876 qemu_put_be64(f, 0); /* total size */
4878 for(se = first_se; se != NULL; se = se->next) {
4880 len = strlen(se->idstr);
4881 qemu_put_byte(f, len);
4882 qemu_put_buffer(f, se->idstr, len);
4884 qemu_put_be32(f, se->instance_id);
4885 qemu_put_be32(f, se->version_id);
4887 /* record size: filled later */
4888 len_pos = qemu_ftell(f);
4889 qemu_put_be32(f, 0);
4891 se->save_state(f, se->opaque);
4893 /* fill record size */
4894 cur_pos = qemu_ftell(f);
4895 len = cur_pos - len_pos - 4;
4896 qemu_fseek(f, len_pos, SEEK_SET);
4897 qemu_put_be32(f, len);
4898 qemu_fseek(f, cur_pos, SEEK_SET);
4900 cur_pos = qemu_ftell(f);
4901 qemu_fseek(f, total_len_pos, SEEK_SET);
4902 qemu_put_be64(f, cur_pos - total_len_pos - 8);
4903 qemu_fseek(f, cur_pos, SEEK_SET);
4909 static SaveStateEntry *find_se(const char *idstr, int instance_id)
4913 for(se = first_se; se != NULL; se = se->next) {
4914 if (!strcmp(se->idstr, idstr) &&
4915 instance_id == se->instance_id)
4921 int qemu_loadvm_state(QEMUFile *f)
4924 int len, ret, instance_id, record_len, version_id;
4925 int64_t total_len, end_pos, cur_pos;
4929 v = qemu_get_be32(f);
4930 if (v != QEMU_VM_FILE_MAGIC)
4932 v = qemu_get_be32(f);
4933 if (v != QEMU_VM_FILE_VERSION) {
4938 total_len = qemu_get_be64(f);
4939 end_pos = total_len + qemu_ftell(f);
4941 if (qemu_ftell(f) >= end_pos)
4943 len = qemu_get_byte(f);
4944 qemu_get_buffer(f, idstr, len);
4946 instance_id = qemu_get_be32(f);
4947 version_id = qemu_get_be32(f);
4948 record_len = qemu_get_be32(f);
4950 printf("idstr=%s instance=0x%x version=%d len=%d\n",
4951 idstr, instance_id, version_id, record_len);
4953 cur_pos = qemu_ftell(f);
4954 se = find_se(idstr, instance_id);
4956 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
4957 instance_id, idstr);
4959 ret = se->load_state(f, se->opaque, version_id);
4961 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
4962 instance_id, idstr);
4965 /* always seek to exact end of record */
4966 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
4973 /* device can contain snapshots */
4974 static int bdrv_can_snapshot(BlockDriverState *bs)
4977 !bdrv_is_removable(bs) &&
4978 !bdrv_is_read_only(bs));
4981 /* device must be snapshots in order to have a reliable snapshot */
4982 static int bdrv_has_snapshot(BlockDriverState *bs)
4985 !bdrv_is_removable(bs) &&
4986 !bdrv_is_read_only(bs));
4989 static BlockDriverState *get_bs_snapshots(void)
4991 BlockDriverState *bs;
4995 return bs_snapshots;
4996 for(i = 0; i <= MAX_DISKS; i++) {
4998 if (bdrv_can_snapshot(bs))
5007 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5010 QEMUSnapshotInfo *sn_tab, *sn;
5014 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5017 for(i = 0; i < nb_sns; i++) {
5019 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5029 void do_savevm(const char *name)
5031 BlockDriverState *bs, *bs1;
5032 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5033 int must_delete, ret, i;
5034 BlockDriverInfo bdi1, *bdi = &bdi1;
5036 int saved_vm_running;
5043 bs = get_bs_snapshots();
5045 term_printf("No block device can accept snapshots\n");
5049 /* ??? Should this occur after vm_stop? */
5052 saved_vm_running = vm_running;
5057 ret = bdrv_snapshot_find(bs, old_sn, name);
5062 memset(sn, 0, sizeof(*sn));
5064 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5065 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5068 pstrcpy(sn->name, sizeof(sn->name), name);
5071 /* fill auxiliary fields */
5074 sn->date_sec = tb.time;
5075 sn->date_nsec = tb.millitm * 1000000;
5077 gettimeofday(&tv, NULL);
5078 sn->date_sec = tv.tv_sec;
5079 sn->date_nsec = tv.tv_usec * 1000;
5081 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
5083 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5084 term_printf("Device %s does not support VM state snapshots\n",
5085 bdrv_get_device_name(bs));
5089 /* save the VM state */
5090 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
5092 term_printf("Could not open VM state file\n");
5095 ret = qemu_savevm_state(f);
5096 sn->vm_state_size = qemu_ftell(f);
5099 term_printf("Error %d while writing VM\n", ret);
5103 /* create the snapshots */
5105 for(i = 0; i < MAX_DISKS; i++) {
5107 if (bdrv_has_snapshot(bs1)) {
5109 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
5111 term_printf("Error while deleting snapshot on '%s'\n",
5112 bdrv_get_device_name(bs1));
5115 ret = bdrv_snapshot_create(bs1, sn);
5117 term_printf("Error while creating snapshot on '%s'\n",
5118 bdrv_get_device_name(bs1));
5124 if (saved_vm_running)
5128 void do_loadvm(const char *name)
5130 BlockDriverState *bs, *bs1;
5131 BlockDriverInfo bdi1, *bdi = &bdi1;
5134 int saved_vm_running;
5136 bs = get_bs_snapshots();
5138 term_printf("No block device supports snapshots\n");
5142 /* Flush all IO requests so they don't interfere with the new state. */
5145 saved_vm_running = vm_running;
5148 for(i = 0; i <= MAX_DISKS; i++) {
5150 if (bdrv_has_snapshot(bs1)) {
5151 ret = bdrv_snapshot_goto(bs1, name);
5154 term_printf("Warning: ");
5157 term_printf("Snapshots not supported on device '%s'\n",
5158 bdrv_get_device_name(bs1));
5161 term_printf("Could not find snapshot '%s' on device '%s'\n",
5162 name, bdrv_get_device_name(bs1));
5165 term_printf("Error %d while activating snapshot on '%s'\n",
5166 ret, bdrv_get_device_name(bs1));
5169 /* fatal on snapshot block device */
5176 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5177 term_printf("Device %s does not support VM state snapshots\n",
5178 bdrv_get_device_name(bs));
5182 /* restore the VM state */
5183 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
5185 term_printf("Could not open VM state file\n");
5188 ret = qemu_loadvm_state(f);
5191 term_printf("Error %d while loading VM state\n", ret);
5194 if (saved_vm_running)
5198 void do_delvm(const char *name)
5200 BlockDriverState *bs, *bs1;
5203 bs = get_bs_snapshots();
5205 term_printf("No block device supports snapshots\n");
5209 for(i = 0; i <= MAX_DISKS; i++) {
5211 if (bdrv_has_snapshot(bs1)) {
5212 ret = bdrv_snapshot_delete(bs1, name);
5214 if (ret == -ENOTSUP)
5215 term_printf("Snapshots not supported on device '%s'\n",
5216 bdrv_get_device_name(bs1));
5218 term_printf("Error %d while deleting snapshot on '%s'\n",
5219 ret, bdrv_get_device_name(bs1));
5225 void do_info_snapshots(void)
5227 BlockDriverState *bs, *bs1;
5228 QEMUSnapshotInfo *sn_tab, *sn;
5232 bs = get_bs_snapshots();
5234 term_printf("No available block device supports snapshots\n");
5237 term_printf("Snapshot devices:");
5238 for(i = 0; i <= MAX_DISKS; i++) {
5240 if (bdrv_has_snapshot(bs1)) {
5242 term_printf(" %s", bdrv_get_device_name(bs1));
5247 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5249 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
5252 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
5253 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
5254 for(i = 0; i < nb_sns; i++) {
5256 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
5261 /***********************************************************/
5262 /* cpu save/restore */
5264 #if defined(TARGET_I386)
5266 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
5268 qemu_put_be32(f, dt->selector);
5269 qemu_put_betl(f, dt->base);
5270 qemu_put_be32(f, dt->limit);
5271 qemu_put_be32(f, dt->flags);
5274 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
5276 dt->selector = qemu_get_be32(f);
5277 dt->base = qemu_get_betl(f);
5278 dt->limit = qemu_get_be32(f);
5279 dt->flags = qemu_get_be32(f);
5282 void cpu_save(QEMUFile *f, void *opaque)
5284 CPUState *env = opaque;
5285 uint16_t fptag, fpus, fpuc, fpregs_format;
5289 for(i = 0; i < CPU_NB_REGS; i++)
5290 qemu_put_betls(f, &env->regs[i]);
5291 qemu_put_betls(f, &env->eip);
5292 qemu_put_betls(f, &env->eflags);
5293 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
5294 qemu_put_be32s(f, &hflags);
5298 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
5300 for(i = 0; i < 8; i++) {
5301 fptag |= ((!env->fptags[i]) << i);
5304 qemu_put_be16s(f, &fpuc);
5305 qemu_put_be16s(f, &fpus);
5306 qemu_put_be16s(f, &fptag);
5308 #ifdef USE_X86LDOUBLE
5313 qemu_put_be16s(f, &fpregs_format);
5315 for(i = 0; i < 8; i++) {
5316 #ifdef USE_X86LDOUBLE
5320 /* we save the real CPU data (in case of MMX usage only 'mant'
5321 contains the MMX register */
5322 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
5323 qemu_put_be64(f, mant);
5324 qemu_put_be16(f, exp);
5327 /* if we use doubles for float emulation, we save the doubles to
5328 avoid losing information in case of MMX usage. It can give
5329 problems if the image is restored on a CPU where long
5330 doubles are used instead. */
5331 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
5335 for(i = 0; i < 6; i++)
5336 cpu_put_seg(f, &env->segs[i]);
5337 cpu_put_seg(f, &env->ldt);
5338 cpu_put_seg(f, &env->tr);
5339 cpu_put_seg(f, &env->gdt);
5340 cpu_put_seg(f, &env->idt);
5342 qemu_put_be32s(f, &env->sysenter_cs);
5343 qemu_put_be32s(f, &env->sysenter_esp);
5344 qemu_put_be32s(f, &env->sysenter_eip);
5346 qemu_put_betls(f, &env->cr[0]);
5347 qemu_put_betls(f, &env->cr[2]);
5348 qemu_put_betls(f, &env->cr[3]);
5349 qemu_put_betls(f, &env->cr[4]);
5351 for(i = 0; i < 8; i++)
5352 qemu_put_betls(f, &env->dr[i]);
5355 qemu_put_be32s(f, &env->a20_mask);
5358 qemu_put_be32s(f, &env->mxcsr);
5359 for(i = 0; i < CPU_NB_REGS; i++) {
5360 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5361 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5364 #ifdef TARGET_X86_64
5365 qemu_put_be64s(f, &env->efer);
5366 qemu_put_be64s(f, &env->star);
5367 qemu_put_be64s(f, &env->lstar);
5368 qemu_put_be64s(f, &env->cstar);
5369 qemu_put_be64s(f, &env->fmask);
5370 qemu_put_be64s(f, &env->kernelgsbase);
5372 qemu_put_be32s(f, &env->smbase);
5375 #ifdef USE_X86LDOUBLE
5376 /* XXX: add that in a FPU generic layer */
5377 union x86_longdouble {
5382 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5383 #define EXPBIAS1 1023
5384 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5385 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5387 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
5391 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
5392 /* exponent + sign */
5393 e = EXPD1(temp) - EXPBIAS1 + 16383;
5394 e |= SIGND1(temp) >> 16;
5399 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5401 CPUState *env = opaque;
5404 uint16_t fpus, fpuc, fptag, fpregs_format;
5406 if (version_id != 3 && version_id != 4)
5408 for(i = 0; i < CPU_NB_REGS; i++)
5409 qemu_get_betls(f, &env->regs[i]);
5410 qemu_get_betls(f, &env->eip);
5411 qemu_get_betls(f, &env->eflags);
5412 qemu_get_be32s(f, &hflags);
5414 qemu_get_be16s(f, &fpuc);
5415 qemu_get_be16s(f, &fpus);
5416 qemu_get_be16s(f, &fptag);
5417 qemu_get_be16s(f, &fpregs_format);
5419 /* NOTE: we cannot always restore the FPU state if the image come
5420 from a host with a different 'USE_X86LDOUBLE' define. We guess
5421 if we are in an MMX state to restore correctly in that case. */
5422 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
5423 for(i = 0; i < 8; i++) {
5427 switch(fpregs_format) {
5429 mant = qemu_get_be64(f);
5430 exp = qemu_get_be16(f);
5431 #ifdef USE_X86LDOUBLE
5432 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5434 /* difficult case */
5436 env->fpregs[i].mmx.MMX_Q(0) = mant;
5438 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5442 mant = qemu_get_be64(f);
5443 #ifdef USE_X86LDOUBLE
5445 union x86_longdouble *p;
5446 /* difficult case */
5447 p = (void *)&env->fpregs[i];
5452 fp64_to_fp80(p, mant);
5456 env->fpregs[i].mmx.MMX_Q(0) = mant;
5465 /* XXX: restore FPU round state */
5466 env->fpstt = (fpus >> 11) & 7;
5467 env->fpus = fpus & ~0x3800;
5469 for(i = 0; i < 8; i++) {
5470 env->fptags[i] = (fptag >> i) & 1;
5473 for(i = 0; i < 6; i++)
5474 cpu_get_seg(f, &env->segs[i]);
5475 cpu_get_seg(f, &env->ldt);
5476 cpu_get_seg(f, &env->tr);
5477 cpu_get_seg(f, &env->gdt);
5478 cpu_get_seg(f, &env->idt);
5480 qemu_get_be32s(f, &env->sysenter_cs);
5481 qemu_get_be32s(f, &env->sysenter_esp);
5482 qemu_get_be32s(f, &env->sysenter_eip);
5484 qemu_get_betls(f, &env->cr[0]);
5485 qemu_get_betls(f, &env->cr[2]);
5486 qemu_get_betls(f, &env->cr[3]);
5487 qemu_get_betls(f, &env->cr[4]);
5489 for(i = 0; i < 8; i++)
5490 qemu_get_betls(f, &env->dr[i]);
5493 qemu_get_be32s(f, &env->a20_mask);
5495 qemu_get_be32s(f, &env->mxcsr);
5496 for(i = 0; i < CPU_NB_REGS; i++) {
5497 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5498 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5501 #ifdef TARGET_X86_64
5502 qemu_get_be64s(f, &env->efer);
5503 qemu_get_be64s(f, &env->star);
5504 qemu_get_be64s(f, &env->lstar);
5505 qemu_get_be64s(f, &env->cstar);
5506 qemu_get_be64s(f, &env->fmask);
5507 qemu_get_be64s(f, &env->kernelgsbase);
5509 if (version_id >= 4)
5510 qemu_get_be32s(f, &env->smbase);
5512 /* XXX: compute hflags from scratch, except for CPL and IIF */
5513 env->hflags = hflags;
5518 #elif defined(TARGET_PPC)
5519 void cpu_save(QEMUFile *f, void *opaque)
5523 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5528 #elif defined(TARGET_MIPS)
5529 void cpu_save(QEMUFile *f, void *opaque)
5533 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5538 #elif defined(TARGET_SPARC)
5539 void cpu_save(QEMUFile *f, void *opaque)
5541 CPUState *env = opaque;
5545 for(i = 0; i < 8; i++)
5546 qemu_put_betls(f, &env->gregs[i]);
5547 for(i = 0; i < NWINDOWS * 16; i++)
5548 qemu_put_betls(f, &env->regbase[i]);
5551 for(i = 0; i < TARGET_FPREGS; i++) {
5557 qemu_put_be32(f, u.i);
5560 qemu_put_betls(f, &env->pc);
5561 qemu_put_betls(f, &env->npc);
5562 qemu_put_betls(f, &env->y);
5564 qemu_put_be32(f, tmp);
5565 qemu_put_betls(f, &env->fsr);
5566 qemu_put_betls(f, &env->tbr);
5567 #ifndef TARGET_SPARC64
5568 qemu_put_be32s(f, &env->wim);
5570 for(i = 0; i < 16; i++)
5571 qemu_put_be32s(f, &env->mmuregs[i]);
5575 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5577 CPUState *env = opaque;
5581 for(i = 0; i < 8; i++)
5582 qemu_get_betls(f, &env->gregs[i]);
5583 for(i = 0; i < NWINDOWS * 16; i++)
5584 qemu_get_betls(f, &env->regbase[i]);
5587 for(i = 0; i < TARGET_FPREGS; i++) {
5592 u.i = qemu_get_be32(f);
5596 qemu_get_betls(f, &env->pc);
5597 qemu_get_betls(f, &env->npc);
5598 qemu_get_betls(f, &env->y);
5599 tmp = qemu_get_be32(f);
5600 env->cwp = 0; /* needed to ensure that the wrapping registers are
5601 correctly updated */
5603 qemu_get_betls(f, &env->fsr);
5604 qemu_get_betls(f, &env->tbr);
5605 #ifndef TARGET_SPARC64
5606 qemu_get_be32s(f, &env->wim);
5608 for(i = 0; i < 16; i++)
5609 qemu_get_be32s(f, &env->mmuregs[i]);
5615 #elif defined(TARGET_ARM)
5617 /* ??? Need to implement these. */
5618 void cpu_save(QEMUFile *f, void *opaque)
5622 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5629 #warning No CPU save/restore functions
5633 /***********************************************************/
5634 /* ram save/restore */
5636 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
5640 v = qemu_get_byte(f);
5643 if (qemu_get_buffer(f, buf, len) != len)
5647 v = qemu_get_byte(f);
5648 memset(buf, v, len);
5656 static int ram_load_v1(QEMUFile *f, void *opaque)
5660 if (qemu_get_be32(f) != phys_ram_size)
5662 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
5663 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
5670 #define BDRV_HASH_BLOCK_SIZE 1024
5671 #define IOBUF_SIZE 4096
5672 #define RAM_CBLOCK_MAGIC 0xfabe
5674 typedef struct RamCompressState {
5677 uint8_t buf[IOBUF_SIZE];
5680 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
5683 memset(s, 0, sizeof(*s));
5685 ret = deflateInit2(&s->zstream, 1,
5687 9, Z_DEFAULT_STRATEGY);
5690 s->zstream.avail_out = IOBUF_SIZE;
5691 s->zstream.next_out = s->buf;
5695 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
5697 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
5698 qemu_put_be16(s->f, len);
5699 qemu_put_buffer(s->f, buf, len);
5702 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
5706 s->zstream.avail_in = len;
5707 s->zstream.next_in = (uint8_t *)buf;
5708 while (s->zstream.avail_in > 0) {
5709 ret = deflate(&s->zstream, Z_NO_FLUSH);
5712 if (s->zstream.avail_out == 0) {
5713 ram_put_cblock(s, s->buf, IOBUF_SIZE);
5714 s->zstream.avail_out = IOBUF_SIZE;
5715 s->zstream.next_out = s->buf;
5721 static void ram_compress_close(RamCompressState *s)
5725 /* compress last bytes */
5727 ret = deflate(&s->zstream, Z_FINISH);
5728 if (ret == Z_OK || ret == Z_STREAM_END) {
5729 len = IOBUF_SIZE - s->zstream.avail_out;
5731 ram_put_cblock(s, s->buf, len);
5733 s->zstream.avail_out = IOBUF_SIZE;
5734 s->zstream.next_out = s->buf;
5735 if (ret == Z_STREAM_END)
5742 deflateEnd(&s->zstream);
5745 typedef struct RamDecompressState {
5748 uint8_t buf[IOBUF_SIZE];
5749 } RamDecompressState;
5751 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
5754 memset(s, 0, sizeof(*s));
5756 ret = inflateInit(&s->zstream);
5762 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
5766 s->zstream.avail_out = len;
5767 s->zstream.next_out = buf;
5768 while (s->zstream.avail_out > 0) {
5769 if (s->zstream.avail_in == 0) {
5770 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
5772 clen = qemu_get_be16(s->f);
5773 if (clen > IOBUF_SIZE)
5775 qemu_get_buffer(s->f, s->buf, clen);
5776 s->zstream.avail_in = clen;
5777 s->zstream.next_in = s->buf;
5779 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
5780 if (ret != Z_OK && ret != Z_STREAM_END) {
5787 static void ram_decompress_close(RamDecompressState *s)
5789 inflateEnd(&s->zstream);
5792 static void ram_save(QEMUFile *f, void *opaque)
5795 RamCompressState s1, *s = &s1;
5798 qemu_put_be32(f, phys_ram_size);
5799 if (ram_compress_open(s, f) < 0)
5801 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
5803 if (tight_savevm_enabled) {
5807 /* find if the memory block is available on a virtual
5810 for(j = 0; j < MAX_DISKS; j++) {
5812 sector_num = bdrv_hash_find(bs_table[j],
5813 phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
5814 if (sector_num >= 0)
5819 goto normal_compress;
5822 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
5823 ram_compress_buf(s, buf, 10);
5829 ram_compress_buf(s, buf, 1);
5830 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
5833 ram_compress_close(s);
5836 static int ram_load(QEMUFile *f, void *opaque, int version_id)
5838 RamDecompressState s1, *s = &s1;
5842 if (version_id == 1)
5843 return ram_load_v1(f, opaque);
5844 if (version_id != 2)
5846 if (qemu_get_be32(f) != phys_ram_size)
5848 if (ram_decompress_open(s, f) < 0)
5850 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
5851 if (ram_decompress_buf(s, buf, 1) < 0) {
5852 fprintf(stderr, "Error while reading ram block header\n");
5856 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
5857 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
5866 ram_decompress_buf(s, buf + 1, 9);
5868 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
5869 if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
5870 fprintf(stderr, "Invalid block device index %d\n", bs_index);
5873 if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
5874 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
5875 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
5876 bs_index, sector_num);
5883 printf("Error block header\n");
5887 ram_decompress_close(s);
5891 /***********************************************************/
5892 /* bottom halves (can be seen as timers which expire ASAP) */
5901 static QEMUBH *first_bh = NULL;
5903 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
5906 bh = qemu_mallocz(sizeof(QEMUBH));
5910 bh->opaque = opaque;
5914 int qemu_bh_poll(void)
5933 void qemu_bh_schedule(QEMUBH *bh)
5935 CPUState *env = cpu_single_env;
5939 bh->next = first_bh;
5942 /* stop the currently executing CPU to execute the BH ASAP */
5944 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
5948 void qemu_bh_cancel(QEMUBH *bh)
5951 if (bh->scheduled) {
5954 pbh = &(*pbh)->next;
5960 void qemu_bh_delete(QEMUBH *bh)
5966 /***********************************************************/
5967 /* machine registration */
5969 QEMUMachine *first_machine = NULL;
5971 int qemu_register_machine(QEMUMachine *m)
5974 pm = &first_machine;
5982 QEMUMachine *find_machine(const char *name)
5986 for(m = first_machine; m != NULL; m = m->next) {
5987 if (!strcmp(m->name, name))
5993 /***********************************************************/
5994 /* main execution loop */
5996 void gui_update(void *opaque)
5998 display_state.dpy_refresh(&display_state);
5999 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
6002 struct vm_change_state_entry {
6003 VMChangeStateHandler *cb;
6005 LIST_ENTRY (vm_change_state_entry) entries;
6008 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
6010 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
6013 VMChangeStateEntry *e;
6015 e = qemu_mallocz(sizeof (*e));
6021 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
6025 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
6027 LIST_REMOVE (e, entries);
6031 static void vm_state_notify(int running)
6033 VMChangeStateEntry *e;
6035 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
6036 e->cb(e->opaque, running);
6040 /* XXX: support several handlers */
6041 static VMStopHandler *vm_stop_cb;
6042 static void *vm_stop_opaque;
6044 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
6047 vm_stop_opaque = opaque;
6051 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
6065 void vm_stop(int reason)
6068 cpu_disable_ticks();
6072 vm_stop_cb(vm_stop_opaque, reason);
6079 /* reset/shutdown handler */
6081 typedef struct QEMUResetEntry {
6082 QEMUResetHandler *func;
6084 struct QEMUResetEntry *next;
6087 static QEMUResetEntry *first_reset_entry;
6088 static int reset_requested;
6089 static int shutdown_requested;
6090 static int powerdown_requested;
6092 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
6094 QEMUResetEntry **pre, *re;
6096 pre = &first_reset_entry;
6097 while (*pre != NULL)
6098 pre = &(*pre)->next;
6099 re = qemu_mallocz(sizeof(QEMUResetEntry));
6101 re->opaque = opaque;
6106 static void qemu_system_reset(void)
6110 /* reset all devices */
6111 for(re = first_reset_entry; re != NULL; re = re->next) {
6112 re->func(re->opaque);
6116 void qemu_system_reset_request(void)
6119 shutdown_requested = 1;
6121 reset_requested = 1;
6124 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6127 void qemu_system_shutdown_request(void)
6129 shutdown_requested = 1;
6131 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6134 void qemu_system_powerdown_request(void)
6136 powerdown_requested = 1;
6138 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6141 void main_loop_wait(int timeout)
6143 IOHandlerRecord *ioh;
6144 fd_set rfds, wfds, xfds;
6150 /* XXX: need to suppress polling by better using win32 events */
6152 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
6153 ret |= pe->func(pe->opaque);
6156 if (ret == 0 && timeout > 0) {
6158 WaitObjects *w = &wait_objects;
6160 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
6161 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
6162 if (w->func[ret - WAIT_OBJECT_0])
6163 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
6164 } else if (ret == WAIT_TIMEOUT) {
6166 err = GetLastError();
6167 fprintf(stderr, "Wait error %d %d\n", ret, err);
6171 /* poll any events */
6172 /* XXX: separate device handlers from system ones */
6177 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6181 (!ioh->fd_read_poll ||
6182 ioh->fd_read_poll(ioh->opaque) != 0)) {
6183 FD_SET(ioh->fd, &rfds);
6187 if (ioh->fd_write) {
6188 FD_SET(ioh->fd, &wfds);
6198 tv.tv_usec = timeout * 1000;
6200 #if defined(CONFIG_SLIRP)
6202 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
6205 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
6207 IOHandlerRecord **pioh;
6209 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6212 if (FD_ISSET(ioh->fd, &rfds)) {
6213 ioh->fd_read(ioh->opaque);
6215 if (FD_ISSET(ioh->fd, &wfds)) {
6216 ioh->fd_write(ioh->opaque);
6220 /* remove deleted IO handlers */
6221 pioh = &first_io_handler;
6231 #if defined(CONFIG_SLIRP)
6238 slirp_select_poll(&rfds, &wfds, &xfds);
6245 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
6246 qemu_get_clock(vm_clock));
6247 /* run dma transfers, if any */
6251 /* real time timers */
6252 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
6253 qemu_get_clock(rt_clock));
6256 static CPUState *cur_cpu;
6261 #ifdef CONFIG_PROFILER
6266 cur_cpu = first_cpu;
6273 env = env->next_cpu;
6276 #ifdef CONFIG_PROFILER
6277 ti = profile_getclock();
6279 ret = cpu_exec(env);
6280 #ifdef CONFIG_PROFILER
6281 qemu_time += profile_getclock() - ti;
6283 if (ret == EXCP_HLT) {
6284 /* Give the next CPU a chance to run. */
6288 if (ret != EXCP_HALTED)
6290 /* all CPUs are halted ? */
6296 if (shutdown_requested) {
6297 ret = EXCP_INTERRUPT;
6300 if (reset_requested) {
6301 reset_requested = 0;
6302 qemu_system_reset();
6303 ret = EXCP_INTERRUPT;
6305 if (powerdown_requested) {
6306 powerdown_requested = 0;
6307 qemu_system_powerdown();
6308 ret = EXCP_INTERRUPT;
6310 if (ret == EXCP_DEBUG) {
6311 vm_stop(EXCP_DEBUG);
6313 /* If all cpus are halted then wait until the next IRQ */
6314 /* XXX: use timeout computed from timers */
6315 if (ret == EXCP_HALTED)
6322 #ifdef CONFIG_PROFILER
6323 ti = profile_getclock();
6325 main_loop_wait(timeout);
6326 #ifdef CONFIG_PROFILER
6327 dev_time += profile_getclock() - ti;
6330 cpu_disable_ticks();
6336 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
6337 "usage: %s [options] [disk_image]\n"
6339 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6341 "Standard options:\n"
6342 "-M machine select emulated machine (-M ? for list)\n"
6343 "-cpu cpu select CPU (-cpu ? for list)\n"
6344 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6345 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6346 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6347 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6348 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6349 "-snapshot write to temporary files instead of disk image files\n"
6351 "-no-frame open SDL window without a frame and window decorations\n"
6352 "-no-quit disable SDL window close capability\n"
6355 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6357 "-m megs set virtual RAM size to megs MB [default=%d]\n"
6358 "-smp n set the number of CPUs to 'n' [default=1]\n"
6359 "-nographic disable graphical output and redirect serial I/Os to console\n"
6361 "-k language use keyboard layout (for example \"fr\" for French)\n"
6364 "-audio-help print list of audio drivers and their options\n"
6365 "-soundhw c1,... enable audio support\n"
6366 " and only specified sound cards (comma separated list)\n"
6367 " use -soundhw ? to get the list of supported cards\n"
6368 " use -soundhw all to enable all of them\n"
6370 "-localtime set the real time clock to local time [default=utc]\n"
6371 "-full-screen start in full screen\n"
6373 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6375 "-usb enable the USB driver (will be the default soon)\n"
6376 "-usbdevice name add the host or guest USB device 'name'\n"
6377 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6378 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
6380 "-name string set the name of the guest\n"
6382 "Network options:\n"
6383 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
6384 " create a new Network Interface Card and connect it to VLAN 'n'\n"
6386 "-net user[,vlan=n][,hostname=host]\n"
6387 " connect the user mode network stack to VLAN 'n' and send\n"
6388 " hostname 'host' to DHCP clients\n"
6391 "-net tap[,vlan=n],ifname=name\n"
6392 " connect the host TAP network interface to VLAN 'n'\n"
6394 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
6395 " connect the host TAP network interface to VLAN 'n' and use\n"
6396 " the network script 'file' (default=%s);\n"
6397 " use 'script=no' to disable script execution;\n"
6398 " use 'fd=h' to connect to an already opened TAP interface\n"
6400 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
6401 " connect the vlan 'n' to another VLAN using a socket connection\n"
6402 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
6403 " connect the vlan 'n' to multicast maddr and port\n"
6404 "-net none use it alone to have zero network devices; if no -net option\n"
6405 " is provided, the default is '-net nic -net user'\n"
6408 "-tftp dir allow tftp access to files in dir [-net user]\n"
6409 "-bootp file advertise file in BOOTP replies\n"
6411 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
6413 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
6414 " redirect TCP or UDP connections from host to guest [-net user]\n"
6417 "Linux boot specific:\n"
6418 "-kernel bzImage use 'bzImage' as kernel image\n"
6419 "-append cmdline use 'cmdline' as kernel command line\n"
6420 "-initrd file use 'file' as initial ram disk\n"
6422 "Debug/Expert options:\n"
6423 "-monitor dev redirect the monitor to char device 'dev'\n"
6424 "-serial dev redirect the serial port to char device 'dev'\n"
6425 "-parallel dev redirect the parallel port to char device 'dev'\n"
6426 "-pidfile file Write PID to 'file'\n"
6427 "-S freeze CPU at startup (use 'c' to start execution)\n"
6428 "-s wait gdb connection to port\n"
6429 "-p port set gdb connection port [default=%s]\n"
6430 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
6431 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
6432 " translation (t=none or lba) (usually qemu can guess them)\n"
6433 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
6435 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
6436 "-no-kqemu disable KQEMU kernel module usage\n"
6438 #ifdef USE_CODE_COPY
6439 "-no-code-copy disable code copy acceleration\n"
6442 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
6443 " (default is CL-GD5446 PCI VGA)\n"
6444 "-no-acpi disable ACPI\n"
6446 "-no-reboot exit instead of rebooting\n"
6447 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
6448 "-vnc display start a VNC server on display\n"
6450 "-daemonize daemonize QEMU after initializing\n"
6452 "-option-rom rom load a file, rom, into the option ROM space\n"
6454 "During emulation, the following keys are useful:\n"
6455 "ctrl-alt-f toggle full screen\n"
6456 "ctrl-alt-n switch to virtual console 'n'\n"
6457 "ctrl-alt toggle mouse and keyboard grab\n"
6459 "When using -nographic, press 'ctrl-a h' to get some help.\n"
6464 DEFAULT_NETWORK_SCRIPT,
6466 DEFAULT_GDBSTUB_PORT,
6471 #define HAS_ARG 0x0001
6486 QEMU_OPTION_snapshot,
6488 QEMU_OPTION_no_fd_bootchk,
6491 QEMU_OPTION_nographic,
6493 QEMU_OPTION_audio_help,
6494 QEMU_OPTION_soundhw,
6513 QEMU_OPTION_no_code_copy,
6515 QEMU_OPTION_localtime,
6516 QEMU_OPTION_cirrusvga,
6519 QEMU_OPTION_std_vga,
6521 QEMU_OPTION_monitor,
6523 QEMU_OPTION_parallel,
6525 QEMU_OPTION_full_screen,
6526 QEMU_OPTION_no_frame,
6527 QEMU_OPTION_no_quit,
6528 QEMU_OPTION_pidfile,
6529 QEMU_OPTION_no_kqemu,
6530 QEMU_OPTION_kernel_kqemu,
6531 QEMU_OPTION_win2k_hack,
6533 QEMU_OPTION_usbdevice,
6536 QEMU_OPTION_no_acpi,
6537 QEMU_OPTION_no_reboot,
6538 QEMU_OPTION_daemonize,
6539 QEMU_OPTION_option_rom,
6540 QEMU_OPTION_semihosting,
6544 typedef struct QEMUOption {
6550 const QEMUOption qemu_options[] = {
6551 { "h", 0, QEMU_OPTION_h },
6552 { "help", 0, QEMU_OPTION_h },
6554 { "M", HAS_ARG, QEMU_OPTION_M },
6555 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
6556 { "fda", HAS_ARG, QEMU_OPTION_fda },
6557 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
6558 { "hda", HAS_ARG, QEMU_OPTION_hda },
6559 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
6560 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
6561 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
6562 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
6563 { "boot", HAS_ARG, QEMU_OPTION_boot },
6564 { "snapshot", 0, QEMU_OPTION_snapshot },
6566 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
6568 { "m", HAS_ARG, QEMU_OPTION_m },
6569 { "nographic", 0, QEMU_OPTION_nographic },
6570 { "k", HAS_ARG, QEMU_OPTION_k },
6572 { "audio-help", 0, QEMU_OPTION_audio_help },
6573 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
6576 { "net", HAS_ARG, QEMU_OPTION_net},
6578 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
6579 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
6581 { "smb", HAS_ARG, QEMU_OPTION_smb },
6583 { "redir", HAS_ARG, QEMU_OPTION_redir },
6586 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
6587 { "append", HAS_ARG, QEMU_OPTION_append },
6588 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
6590 { "S", 0, QEMU_OPTION_S },
6591 { "s", 0, QEMU_OPTION_s },
6592 { "p", HAS_ARG, QEMU_OPTION_p },
6593 { "d", HAS_ARG, QEMU_OPTION_d },
6594 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
6595 { "L", HAS_ARG, QEMU_OPTION_L },
6596 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
6598 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
6599 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
6601 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6602 { "g", 1, QEMU_OPTION_g },
6604 { "localtime", 0, QEMU_OPTION_localtime },
6605 { "std-vga", 0, QEMU_OPTION_std_vga },
6606 { "echr", 1, QEMU_OPTION_echr },
6607 { "monitor", 1, QEMU_OPTION_monitor },
6608 { "serial", 1, QEMU_OPTION_serial },
6609 { "parallel", 1, QEMU_OPTION_parallel },
6610 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
6611 { "full-screen", 0, QEMU_OPTION_full_screen },
6613 { "no-frame", 0, QEMU_OPTION_no_frame },
6614 { "no-quit", 0, QEMU_OPTION_no_quit },
6616 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
6617 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
6618 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
6619 { "smp", HAS_ARG, QEMU_OPTION_smp },
6620 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
6622 /* temporary options */
6623 { "usb", 0, QEMU_OPTION_usb },
6624 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
6625 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
6626 { "no-acpi", 0, QEMU_OPTION_no_acpi },
6627 { "no-reboot", 0, QEMU_OPTION_no_reboot },
6628 { "daemonize", 0, QEMU_OPTION_daemonize },
6629 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
6630 #if defined(TARGET_ARM)
6631 { "semihosting", 0, QEMU_OPTION_semihosting },
6633 { "name", HAS_ARG, QEMU_OPTION_name },
6637 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
6639 /* this stack is only used during signal handling */
6640 #define SIGNAL_STACK_SIZE 32768
6642 static uint8_t *signal_stack;
6646 /* password input */
6648 static BlockDriverState *get_bdrv(int index)
6650 BlockDriverState *bs;
6653 bs = bs_table[index];
6654 } else if (index < 6) {
6655 bs = fd_table[index - 4];
6662 static void read_passwords(void)
6664 BlockDriverState *bs;
6668 for(i = 0; i < 6; i++) {
6670 if (bs && bdrv_is_encrypted(bs)) {
6671 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
6672 for(j = 0; j < 3; j++) {
6673 monitor_readline("Password: ",
6674 1, password, sizeof(password));
6675 if (bdrv_set_key(bs, password) == 0)
6677 term_printf("invalid password\n");
6683 /* XXX: currently we cannot use simultaneously different CPUs */
6684 void register_machines(void)
6686 #if defined(TARGET_I386)
6687 qemu_register_machine(&pc_machine);
6688 qemu_register_machine(&isapc_machine);
6689 #elif defined(TARGET_PPC)
6690 qemu_register_machine(&heathrow_machine);
6691 qemu_register_machine(&core99_machine);
6692 qemu_register_machine(&prep_machine);
6693 #elif defined(TARGET_MIPS)
6694 qemu_register_machine(&mips_machine);
6695 qemu_register_machine(&mips_malta_machine);
6696 #elif defined(TARGET_SPARC)
6697 #ifdef TARGET_SPARC64
6698 qemu_register_machine(&sun4u_machine);
6700 qemu_register_machine(&ss5_machine);
6701 qemu_register_machine(&ss10_machine);
6703 #elif defined(TARGET_ARM)
6704 qemu_register_machine(&integratorcp_machine);
6705 qemu_register_machine(&versatilepb_machine);
6706 qemu_register_machine(&versatileab_machine);
6707 qemu_register_machine(&realview_machine);
6708 #elif defined(TARGET_SH4)
6709 qemu_register_machine(&shix_machine);
6710 #elif defined(TARGET_ALPHA)
6713 #error unsupported CPU
6718 struct soundhw soundhw[] = {
6725 { .init_isa = pcspk_audio_init }
6730 "Creative Sound Blaster 16",
6733 { .init_isa = SB16_init }
6740 "Yamaha YMF262 (OPL3)",
6742 "Yamaha YM3812 (OPL2)",
6746 { .init_isa = Adlib_init }
6753 "Gravis Ultrasound GF1",
6756 { .init_isa = GUS_init }
6762 "ENSONIQ AudioPCI ES1370",
6765 { .init_pci = es1370_init }
6768 { NULL, NULL, 0, 0, { NULL } }
6771 static void select_soundhw (const char *optarg)
6775 if (*optarg == '?') {
6778 printf ("Valid sound card names (comma separated):\n");
6779 for (c = soundhw; c->name; ++c) {
6780 printf ("%-11s %s\n", c->name, c->descr);
6782 printf ("\n-soundhw all will enable all of the above\n");
6783 exit (*optarg != '?');
6791 if (!strcmp (optarg, "all")) {
6792 for (c = soundhw; c->name; ++c) {
6800 e = strchr (p, ',');
6801 l = !e ? strlen (p) : (size_t) (e - p);
6803 for (c = soundhw; c->name; ++c) {
6804 if (!strncmp (c->name, p, l)) {
6813 "Unknown sound card name (too big to show)\n");
6816 fprintf (stderr, "Unknown sound card name `%.*s'\n",
6821 p += l + (e != NULL);
6825 goto show_valid_cards;
6831 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
6833 exit(STATUS_CONTROL_C_EXIT);
6838 #define MAX_NET_CLIENTS 32
6840 int main(int argc, char **argv)
6842 #ifdef CONFIG_GDBSTUB
6844 const char *gdbstub_port;
6847 int snapshot, linux_boot;
6848 const char *initrd_filename;
6849 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
6850 const char *kernel_filename, *kernel_cmdline;
6851 DisplayState *ds = &display_state;
6852 int cyls, heads, secs, translation;
6853 char net_clients[MAX_NET_CLIENTS][256];
6856 const char *r, *optarg;
6857 CharDriverState *monitor_hd;
6858 char monitor_device[128];
6859 char serial_devices[MAX_SERIAL_PORTS][128];
6860 int serial_device_index;
6861 char parallel_devices[MAX_PARALLEL_PORTS][128];
6862 int parallel_device_index;
6863 const char *loadvm = NULL;
6864 QEMUMachine *machine;
6865 const char *cpu_model;
6866 char usb_devices[MAX_USB_CMDLINE][128];
6867 int usb_devices_index;
6869 const char *pid_file = NULL;
6871 LIST_INIT (&vm_change_state_head);
6874 struct sigaction act;
6875 sigfillset(&act.sa_mask);
6877 act.sa_handler = SIG_IGN;
6878 sigaction(SIGPIPE, &act, NULL);
6881 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
6882 /* Note: cpu_interrupt() is currently not SMP safe, so we force
6883 QEMU to run on a single CPU */
6888 h = GetCurrentProcess();
6889 if (GetProcessAffinityMask(h, &mask, &smask)) {
6890 for(i = 0; i < 32; i++) {
6891 if (mask & (1 << i))
6896 SetProcessAffinityMask(h, mask);
6902 register_machines();
6903 machine = first_machine;
6905 initrd_filename = NULL;
6906 for(i = 0; i < MAX_FD; i++)
6907 fd_filename[i] = NULL;
6908 for(i = 0; i < MAX_DISKS; i++)
6909 hd_filename[i] = NULL;
6910 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
6911 vga_ram_size = VGA_RAM_SIZE;
6912 #ifdef CONFIG_GDBSTUB
6914 gdbstub_port = DEFAULT_GDBSTUB_PORT;
6918 kernel_filename = NULL;
6919 kernel_cmdline = "";
6925 cyls = heads = secs = 0;
6926 translation = BIOS_ATA_TRANSLATION_AUTO;
6927 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
6929 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
6930 for(i = 1; i < MAX_SERIAL_PORTS; i++)
6931 serial_devices[i][0] = '\0';
6932 serial_device_index = 0;
6934 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
6935 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
6936 parallel_devices[i][0] = '\0';
6937 parallel_device_index = 0;
6939 usb_devices_index = 0;
6944 /* default mac address of the first network interface */
6952 hd_filename[0] = argv[optind++];
6954 const QEMUOption *popt;
6957 /* Treat --foo the same as -foo. */
6960 popt = qemu_options;
6963 fprintf(stderr, "%s: invalid option -- '%s'\n",
6967 if (!strcmp(popt->name, r + 1))
6971 if (popt->flags & HAS_ARG) {
6972 if (optind >= argc) {
6973 fprintf(stderr, "%s: option '%s' requires an argument\n",
6977 optarg = argv[optind++];
6982 switch(popt->index) {
6984 machine = find_machine(optarg);
6987 printf("Supported machines are:\n");
6988 for(m = first_machine; m != NULL; m = m->next) {
6989 printf("%-10s %s%s\n",
6991 m == first_machine ? " (default)" : "");
6996 case QEMU_OPTION_cpu:
6997 /* hw initialization will check this */
6998 if (optarg[0] == '?') {
6999 #if defined(TARGET_PPC)
7000 ppc_cpu_list(stdout, &fprintf);
7001 #elif defined(TARGET_ARM)
7003 #elif defined(TARGET_MIPS)
7004 mips_cpu_list(stdout, &fprintf);
7005 #elif defined(TARGET_SPARC)
7006 sparc_cpu_list(stdout, &fprintf);
7013 case QEMU_OPTION_initrd:
7014 initrd_filename = optarg;
7016 case QEMU_OPTION_hda:
7017 case QEMU_OPTION_hdb:
7018 case QEMU_OPTION_hdc:
7019 case QEMU_OPTION_hdd:
7022 hd_index = popt->index - QEMU_OPTION_hda;
7023 hd_filename[hd_index] = optarg;
7024 if (hd_index == cdrom_index)
7028 case QEMU_OPTION_snapshot:
7031 case QEMU_OPTION_hdachs:
7035 cyls = strtol(p, (char **)&p, 0);
7036 if (cyls < 1 || cyls > 16383)
7041 heads = strtol(p, (char **)&p, 0);
7042 if (heads < 1 || heads > 16)
7047 secs = strtol(p, (char **)&p, 0);
7048 if (secs < 1 || secs > 63)
7052 if (!strcmp(p, "none"))
7053 translation = BIOS_ATA_TRANSLATION_NONE;
7054 else if (!strcmp(p, "lba"))
7055 translation = BIOS_ATA_TRANSLATION_LBA;
7056 else if (!strcmp(p, "auto"))
7057 translation = BIOS_ATA_TRANSLATION_AUTO;
7060 } else if (*p != '\0') {
7062 fprintf(stderr, "qemu: invalid physical CHS format\n");
7067 case QEMU_OPTION_nographic:
7068 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
7069 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
7070 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
7073 case QEMU_OPTION_kernel:
7074 kernel_filename = optarg;
7076 case QEMU_OPTION_append:
7077 kernel_cmdline = optarg;
7079 case QEMU_OPTION_cdrom:
7080 if (cdrom_index >= 0) {
7081 hd_filename[cdrom_index] = optarg;
7084 case QEMU_OPTION_boot:
7085 boot_device = optarg[0];
7086 if (boot_device != 'a' &&
7087 #if defined(TARGET_SPARC) || defined(TARGET_I386)
7089 boot_device != 'n' &&
7091 boot_device != 'c' && boot_device != 'd') {
7092 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
7096 case QEMU_OPTION_fda:
7097 fd_filename[0] = optarg;
7099 case QEMU_OPTION_fdb:
7100 fd_filename[1] = optarg;
7103 case QEMU_OPTION_no_fd_bootchk:
7107 case QEMU_OPTION_no_code_copy:
7108 code_copy_enabled = 0;
7110 case QEMU_OPTION_net:
7111 if (nb_net_clients >= MAX_NET_CLIENTS) {
7112 fprintf(stderr, "qemu: too many network clients\n");
7115 pstrcpy(net_clients[nb_net_clients],
7116 sizeof(net_clients[0]),
7121 case QEMU_OPTION_tftp:
7122 tftp_prefix = optarg;
7124 case QEMU_OPTION_bootp:
7125 bootp_filename = optarg;
7128 case QEMU_OPTION_smb:
7129 net_slirp_smb(optarg);
7132 case QEMU_OPTION_redir:
7133 net_slirp_redir(optarg);
7137 case QEMU_OPTION_audio_help:
7141 case QEMU_OPTION_soundhw:
7142 select_soundhw (optarg);
7149 ram_size = atoi(optarg) * 1024 * 1024;
7152 if (ram_size > PHYS_RAM_MAX_SIZE) {
7153 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
7154 PHYS_RAM_MAX_SIZE / (1024 * 1024));
7163 mask = cpu_str_to_log_mask(optarg);
7165 printf("Log items (comma separated):\n");
7166 for(item = cpu_log_items; item->mask != 0; item++) {
7167 printf("%-10s %s\n", item->name, item->help);
7174 #ifdef CONFIG_GDBSTUB
7179 gdbstub_port = optarg;
7189 keyboard_layout = optarg;
7191 case QEMU_OPTION_localtime:
7194 case QEMU_OPTION_cirrusvga:
7195 cirrus_vga_enabled = 1;
7198 case QEMU_OPTION_vmsvga:
7199 cirrus_vga_enabled = 0;
7202 case QEMU_OPTION_std_vga:
7203 cirrus_vga_enabled = 0;
7211 w = strtol(p, (char **)&p, 10);
7214 fprintf(stderr, "qemu: invalid resolution or depth\n");
7220 h = strtol(p, (char **)&p, 10);
7225 depth = strtol(p, (char **)&p, 10);
7226 if (depth != 8 && depth != 15 && depth != 16 &&
7227 depth != 24 && depth != 32)
7229 } else if (*p == '\0') {
7230 depth = graphic_depth;
7237 graphic_depth = depth;
7240 case QEMU_OPTION_echr:
7243 term_escape_char = strtol(optarg, &r, 0);
7245 printf("Bad argument to echr\n");
7248 case QEMU_OPTION_monitor:
7249 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
7251 case QEMU_OPTION_serial:
7252 if (serial_device_index >= MAX_SERIAL_PORTS) {
7253 fprintf(stderr, "qemu: too many serial ports\n");
7256 pstrcpy(serial_devices[serial_device_index],
7257 sizeof(serial_devices[0]), optarg);
7258 serial_device_index++;
7260 case QEMU_OPTION_parallel:
7261 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
7262 fprintf(stderr, "qemu: too many parallel ports\n");
7265 pstrcpy(parallel_devices[parallel_device_index],
7266 sizeof(parallel_devices[0]), optarg);
7267 parallel_device_index++;
7269 case QEMU_OPTION_loadvm:
7272 case QEMU_OPTION_full_screen:
7276 case QEMU_OPTION_no_frame:
7279 case QEMU_OPTION_no_quit:
7283 case QEMU_OPTION_pidfile:
7287 case QEMU_OPTION_win2k_hack:
7288 win2k_install_hack = 1;
7292 case QEMU_OPTION_no_kqemu:
7295 case QEMU_OPTION_kernel_kqemu:
7299 case QEMU_OPTION_usb:
7302 case QEMU_OPTION_usbdevice:
7304 if (usb_devices_index >= MAX_USB_CMDLINE) {
7305 fprintf(stderr, "Too many USB devices\n");
7308 pstrcpy(usb_devices[usb_devices_index],
7309 sizeof(usb_devices[usb_devices_index]),
7311 usb_devices_index++;
7313 case QEMU_OPTION_smp:
7314 smp_cpus = atoi(optarg);
7315 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
7316 fprintf(stderr, "Invalid number of CPUs\n");
7320 case QEMU_OPTION_vnc:
7321 vnc_display = optarg;
7323 case QEMU_OPTION_no_acpi:
7326 case QEMU_OPTION_no_reboot:
7329 case QEMU_OPTION_daemonize:
7332 case QEMU_OPTION_option_rom:
7333 if (nb_option_roms >= MAX_OPTION_ROMS) {
7334 fprintf(stderr, "Too many option ROMs\n");
7337 option_rom[nb_option_roms] = optarg;
7340 case QEMU_OPTION_semihosting:
7341 semihosting_enabled = 1;
7343 case QEMU_OPTION_name:
7351 if (daemonize && !nographic && vnc_display == NULL) {
7352 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
7359 if (pipe(fds) == -1)
7370 len = read(fds[0], &status, 1);
7371 if (len == -1 && (errno == EINTR))
7376 else if (status == 1) {
7377 fprintf(stderr, "Could not acquire pidfile\n");
7395 signal(SIGTSTP, SIG_IGN);
7396 signal(SIGTTOU, SIG_IGN);
7397 signal(SIGTTIN, SIG_IGN);
7401 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
7404 write(fds[1], &status, 1);
7406 fprintf(stderr, "Could not acquire pid file\n");
7414 linux_boot = (kernel_filename != NULL);
7417 boot_device != 'n' &&
7418 hd_filename[0] == '\0' &&
7419 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
7420 fd_filename[0] == '\0')
7423 /* boot to floppy or the default cd if no hard disk defined yet */
7424 if (hd_filename[0] == '\0' && boot_device == 'c') {
7425 if (fd_filename[0] != '\0')
7431 setvbuf(stdout, NULL, _IOLBF, 0);
7441 /* init network clients */
7442 if (nb_net_clients == 0) {
7443 /* if no clients, we use a default config */
7444 pstrcpy(net_clients[0], sizeof(net_clients[0]),
7446 pstrcpy(net_clients[1], sizeof(net_clients[0]),
7451 for(i = 0;i < nb_net_clients; i++) {
7452 if (net_client_init(net_clients[i]) < 0)
7457 if (boot_device == 'n') {
7458 for (i = 0; i < nb_nics; i++) {
7459 const char *model = nd_table[i].model;
7463 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
7464 if (get_image_size(buf) > 0) {
7465 option_rom[nb_option_roms] = strdup(buf);
7471 fprintf(stderr, "No valid PXE rom found for network device\n");
7474 boot_device = 'c'; /* to prevent confusion by the BIOS */
7478 /* init the memory */
7479 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
7481 phys_ram_base = qemu_vmalloc(phys_ram_size);
7482 if (!phys_ram_base) {
7483 fprintf(stderr, "Could not allocate physical memory\n");
7487 /* we always create the cdrom drive, even if no disk is there */
7489 if (cdrom_index >= 0) {
7490 bs_table[cdrom_index] = bdrv_new("cdrom");
7491 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
7494 /* open the virtual block devices */
7495 for(i = 0; i < MAX_DISKS; i++) {
7496 if (hd_filename[i]) {
7499 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
7500 bs_table[i] = bdrv_new(buf);
7502 if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7503 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
7507 if (i == 0 && cyls != 0) {
7508 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
7509 bdrv_set_translation_hint(bs_table[i], translation);
7514 /* we always create at least one floppy disk */
7515 fd_table[0] = bdrv_new("fda");
7516 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
7518 for(i = 0; i < MAX_FD; i++) {
7519 if (fd_filename[i]) {
7522 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
7523 fd_table[i] = bdrv_new(buf);
7524 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
7526 if (fd_filename[i] != '\0') {
7527 if (bdrv_open(fd_table[i], fd_filename[i],
7528 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7529 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
7537 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
7538 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
7544 dumb_display_init(ds);
7545 } else if (vnc_display != NULL) {
7546 vnc_display_init(ds, vnc_display);
7548 #if defined(CONFIG_SDL)
7549 sdl_display_init(ds, full_screen, no_frame);
7550 #elif defined(CONFIG_COCOA)
7551 cocoa_display_init(ds, full_screen);
7553 dumb_display_init(ds);
7557 /* Maintain compatibility with multiple stdio monitors */
7558 if (!strcmp(monitor_device,"stdio")) {
7559 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
7560 if (!strcmp(serial_devices[i],"mon:stdio")) {
7561 monitor_device[0] = '\0';
7563 } else if (!strcmp(serial_devices[i],"stdio")) {
7564 monitor_device[0] = '\0';
7565 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
7570 if (monitor_device[0] != '\0') {
7571 monitor_hd = qemu_chr_open(monitor_device);
7573 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
7576 monitor_init(monitor_hd, !nographic);
7579 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
7580 const char *devname = serial_devices[i];
7581 if (devname[0] != '\0' && strcmp(devname, "none")) {
7582 serial_hds[i] = qemu_chr_open(devname);
7583 if (!serial_hds[i]) {
7584 fprintf(stderr, "qemu: could not open serial device '%s'\n",
7588 if (!strcmp(devname, "vc"))
7589 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
7593 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
7594 const char *devname = parallel_devices[i];
7595 if (devname[0] != '\0' && strcmp(devname, "none")) {
7596 parallel_hds[i] = qemu_chr_open(devname);
7597 if (!parallel_hds[i]) {
7598 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
7602 if (!strcmp(devname, "vc"))
7603 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
7607 machine->init(ram_size, vga_ram_size, boot_device,
7608 ds, fd_filename, snapshot,
7609 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
7611 /* init USB devices */
7613 for(i = 0; i < usb_devices_index; i++) {
7614 if (usb_device_add(usb_devices[i]) < 0) {
7615 fprintf(stderr, "Warning: could not add USB device %s\n",
7621 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
7622 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
7624 #ifdef CONFIG_GDBSTUB
7626 /* XXX: use standard host:port notation and modify options
7628 if (gdbserver_start(gdbstub_port) < 0) {
7629 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
7639 /* XXX: simplify init */
7652 len = write(fds[1], &status, 1);
7653 if (len == -1 && (errno == EINTR))
7659 fd = open("/dev/null", O_RDWR);