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 BlockDriverState *pflash_table[MAX_PFLASH];
142 BlockDriverState *sd_bdrv;
143 BlockDriverState *mtd_bdrv;
144 /* point to the block driver where the snapshots are managed */
145 BlockDriverState *bs_snapshots;
147 static DisplayState display_state;
149 const char* keyboard_layout = NULL;
150 int64_t ticks_per_sec;
151 int boot_device = 'c';
153 int pit_min_timer_count = 0;
155 NICInfo nd_table[MAX_NICS];
156 QEMUTimer *gui_timer;
159 int cirrus_vga_enabled = 1;
160 int vmsvga_enabled = 0;
162 int graphic_width = 1024;
163 int graphic_height = 768;
164 int graphic_depth = 8;
166 int graphic_width = 800;
167 int graphic_height = 600;
168 int graphic_depth = 15;
173 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
174 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
176 int win2k_install_hack = 0;
179 static VLANState *first_vlan;
181 const char *vnc_display;
182 #if defined(TARGET_SPARC)
184 #elif defined(TARGET_I386)
189 int acpi_enabled = 1;
193 int graphic_rotate = 0;
195 const char *option_rom[MAX_OPTION_ROMS];
197 int semihosting_enabled = 0;
199 const char *qemu_name;
201 unsigned int nb_prom_envs = 0;
202 const char *prom_envs[MAX_PROM_ENVS];
205 /***********************************************************/
206 /* x86 ISA bus support */
208 target_phys_addr_t isa_mem_base = 0;
211 uint32_t default_ioport_readb(void *opaque, uint32_t address)
213 #ifdef DEBUG_UNUSED_IOPORT
214 fprintf(stderr, "unused inb: port=0x%04x\n", address);
219 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
221 #ifdef DEBUG_UNUSED_IOPORT
222 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
226 /* default is to make two byte accesses */
227 uint32_t default_ioport_readw(void *opaque, uint32_t address)
230 data = ioport_read_table[0][address](ioport_opaque[address], address);
231 address = (address + 1) & (MAX_IOPORTS - 1);
232 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
236 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
238 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
239 address = (address + 1) & (MAX_IOPORTS - 1);
240 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
243 uint32_t default_ioport_readl(void *opaque, uint32_t address)
245 #ifdef DEBUG_UNUSED_IOPORT
246 fprintf(stderr, "unused inl: port=0x%04x\n", address);
251 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
253 #ifdef DEBUG_UNUSED_IOPORT
254 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
258 void init_ioports(void)
262 for(i = 0; i < MAX_IOPORTS; i++) {
263 ioport_read_table[0][i] = default_ioport_readb;
264 ioport_write_table[0][i] = default_ioport_writeb;
265 ioport_read_table[1][i] = default_ioport_readw;
266 ioport_write_table[1][i] = default_ioport_writew;
267 ioport_read_table[2][i] = default_ioport_readl;
268 ioport_write_table[2][i] = default_ioport_writel;
272 /* size is the word size in byte */
273 int register_ioport_read(int start, int length, int size,
274 IOPortReadFunc *func, void *opaque)
280 } else if (size == 2) {
282 } else if (size == 4) {
285 hw_error("register_ioport_read: invalid size");
288 for(i = start; i < start + length; i += size) {
289 ioport_read_table[bsize][i] = func;
290 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
291 hw_error("register_ioport_read: invalid opaque");
292 ioport_opaque[i] = opaque;
297 /* size is the word size in byte */
298 int register_ioport_write(int start, int length, int size,
299 IOPortWriteFunc *func, void *opaque)
305 } else if (size == 2) {
307 } else if (size == 4) {
310 hw_error("register_ioport_write: invalid size");
313 for(i = start; i < start + length; i += size) {
314 ioport_write_table[bsize][i] = func;
315 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
316 hw_error("register_ioport_write: invalid opaque");
317 ioport_opaque[i] = opaque;
322 void isa_unassign_ioport(int start, int length)
326 for(i = start; i < start + length; i++) {
327 ioport_read_table[0][i] = default_ioport_readb;
328 ioport_read_table[1][i] = default_ioport_readw;
329 ioport_read_table[2][i] = default_ioport_readl;
331 ioport_write_table[0][i] = default_ioport_writeb;
332 ioport_write_table[1][i] = default_ioport_writew;
333 ioport_write_table[2][i] = default_ioport_writel;
337 /***********************************************************/
339 void cpu_outb(CPUState *env, int addr, int val)
342 if (loglevel & CPU_LOG_IOPORT)
343 fprintf(logfile, "outb: %04x %02x\n", addr, val);
345 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
348 env->last_io_time = cpu_get_time_fast();
352 void cpu_outw(CPUState *env, int addr, int val)
355 if (loglevel & CPU_LOG_IOPORT)
356 fprintf(logfile, "outw: %04x %04x\n", addr, val);
358 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
361 env->last_io_time = cpu_get_time_fast();
365 void cpu_outl(CPUState *env, int addr, int val)
368 if (loglevel & CPU_LOG_IOPORT)
369 fprintf(logfile, "outl: %04x %08x\n", addr, val);
371 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
374 env->last_io_time = cpu_get_time_fast();
378 int cpu_inb(CPUState *env, int addr)
381 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
383 if (loglevel & CPU_LOG_IOPORT)
384 fprintf(logfile, "inb : %04x %02x\n", addr, val);
388 env->last_io_time = cpu_get_time_fast();
393 int cpu_inw(CPUState *env, int addr)
396 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
398 if (loglevel & CPU_LOG_IOPORT)
399 fprintf(logfile, "inw : %04x %04x\n", addr, val);
403 env->last_io_time = cpu_get_time_fast();
408 int cpu_inl(CPUState *env, int addr)
411 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
413 if (loglevel & CPU_LOG_IOPORT)
414 fprintf(logfile, "inl : %04x %08x\n", addr, val);
418 env->last_io_time = cpu_get_time_fast();
423 /***********************************************************/
424 void hw_error(const char *fmt, ...)
430 fprintf(stderr, "qemu: hardware error: ");
431 vfprintf(stderr, fmt, ap);
432 fprintf(stderr, "\n");
433 for(env = first_cpu; env != NULL; env = env->next_cpu) {
434 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
436 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
438 cpu_dump_state(env, stderr, fprintf, 0);
445 /***********************************************************/
448 static QEMUPutKBDEvent *qemu_put_kbd_event;
449 static void *qemu_put_kbd_event_opaque;
450 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
451 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
453 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
455 qemu_put_kbd_event_opaque = opaque;
456 qemu_put_kbd_event = func;
459 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
460 void *opaque, int absolute,
463 QEMUPutMouseEntry *s, *cursor;
465 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
469 s->qemu_put_mouse_event = func;
470 s->qemu_put_mouse_event_opaque = opaque;
471 s->qemu_put_mouse_event_absolute = absolute;
472 s->qemu_put_mouse_event_name = qemu_strdup(name);
475 if (!qemu_put_mouse_event_head) {
476 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
480 cursor = qemu_put_mouse_event_head;
481 while (cursor->next != NULL)
482 cursor = cursor->next;
485 qemu_put_mouse_event_current = s;
490 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
492 QEMUPutMouseEntry *prev = NULL, *cursor;
494 if (!qemu_put_mouse_event_head || entry == NULL)
497 cursor = qemu_put_mouse_event_head;
498 while (cursor != NULL && cursor != entry) {
500 cursor = cursor->next;
503 if (cursor == NULL) // does not exist or list empty
505 else if (prev == NULL) { // entry is head
506 qemu_put_mouse_event_head = cursor->next;
507 if (qemu_put_mouse_event_current == entry)
508 qemu_put_mouse_event_current = cursor->next;
509 qemu_free(entry->qemu_put_mouse_event_name);
514 prev->next = entry->next;
516 if (qemu_put_mouse_event_current == entry)
517 qemu_put_mouse_event_current = prev;
519 qemu_free(entry->qemu_put_mouse_event_name);
523 void kbd_put_keycode(int keycode)
525 if (qemu_put_kbd_event) {
526 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
530 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
532 QEMUPutMouseEvent *mouse_event;
533 void *mouse_event_opaque;
536 if (!qemu_put_mouse_event_current) {
541 qemu_put_mouse_event_current->qemu_put_mouse_event;
543 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
546 if (graphic_rotate) {
547 if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
550 width = graphic_width;
551 mouse_event(mouse_event_opaque,
552 width - dy, dx, dz, buttons_state);
554 mouse_event(mouse_event_opaque,
555 dx, dy, dz, buttons_state);
559 int kbd_mouse_is_absolute(void)
561 if (!qemu_put_mouse_event_current)
564 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
567 void do_info_mice(void)
569 QEMUPutMouseEntry *cursor;
572 if (!qemu_put_mouse_event_head) {
573 term_printf("No mouse devices connected\n");
577 term_printf("Mouse devices available:\n");
578 cursor = qemu_put_mouse_event_head;
579 while (cursor != NULL) {
580 term_printf("%c Mouse #%d: %s\n",
581 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
582 index, cursor->qemu_put_mouse_event_name);
584 cursor = cursor->next;
588 void do_mouse_set(int index)
590 QEMUPutMouseEntry *cursor;
593 if (!qemu_put_mouse_event_head) {
594 term_printf("No mouse devices connected\n");
598 cursor = qemu_put_mouse_event_head;
599 while (cursor != NULL && index != i) {
601 cursor = cursor->next;
605 qemu_put_mouse_event_current = cursor;
607 term_printf("Mouse at given index not found\n");
610 /* compute with 96 bit intermediate result: (a*b)/c */
611 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
616 #ifdef WORDS_BIGENDIAN
626 rl = (uint64_t)u.l.low * (uint64_t)b;
627 rh = (uint64_t)u.l.high * (uint64_t)b;
630 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
634 /***********************************************************/
635 /* real time host monotonic timer */
637 #define QEMU_TIMER_BASE 1000000000LL
641 static int64_t clock_freq;
643 static void init_get_clock(void)
647 ret = QueryPerformanceFrequency(&freq);
649 fprintf(stderr, "Could not calibrate ticks\n");
652 clock_freq = freq.QuadPart;
655 static int64_t get_clock(void)
658 QueryPerformanceCounter(&ti);
659 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
664 static int use_rt_clock;
666 static void init_get_clock(void)
669 #if defined(__linux__)
672 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
679 static int64_t get_clock(void)
681 #if defined(__linux__)
684 clock_gettime(CLOCK_MONOTONIC, &ts);
685 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
689 /* XXX: using gettimeofday leads to problems if the date
690 changes, so it should be avoided. */
692 gettimeofday(&tv, NULL);
693 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
699 /***********************************************************/
700 /* guest cycle counter */
702 static int64_t cpu_ticks_prev;
703 static int64_t cpu_ticks_offset;
704 static int64_t cpu_clock_offset;
705 static int cpu_ticks_enabled;
707 /* return the host CPU cycle counter and handle stop/restart */
708 int64_t cpu_get_ticks(void)
710 if (!cpu_ticks_enabled) {
711 return cpu_ticks_offset;
714 ticks = cpu_get_real_ticks();
715 if (cpu_ticks_prev > ticks) {
716 /* Note: non increasing ticks may happen if the host uses
718 cpu_ticks_offset += cpu_ticks_prev - ticks;
720 cpu_ticks_prev = ticks;
721 return ticks + cpu_ticks_offset;
725 /* return the host CPU monotonic timer and handle stop/restart */
726 static int64_t cpu_get_clock(void)
729 if (!cpu_ticks_enabled) {
730 return cpu_clock_offset;
733 return ti + cpu_clock_offset;
737 /* enable cpu_get_ticks() */
738 void cpu_enable_ticks(void)
740 if (!cpu_ticks_enabled) {
741 cpu_ticks_offset -= cpu_get_real_ticks();
742 cpu_clock_offset -= get_clock();
743 cpu_ticks_enabled = 1;
747 /* disable cpu_get_ticks() : the clock is stopped. You must not call
748 cpu_get_ticks() after that. */
749 void cpu_disable_ticks(void)
751 if (cpu_ticks_enabled) {
752 cpu_ticks_offset = cpu_get_ticks();
753 cpu_clock_offset = cpu_get_clock();
754 cpu_ticks_enabled = 0;
758 /***********************************************************/
761 #define QEMU_TIMER_REALTIME 0
762 #define QEMU_TIMER_VIRTUAL 1
766 /* XXX: add frequency */
774 struct QEMUTimer *next;
780 static QEMUTimer *active_timers[2];
782 static MMRESULT timerID;
783 static HANDLE host_alarm = NULL;
784 static unsigned int period = 1;
786 /* frequency of the times() clock tick */
787 static int timer_freq;
790 QEMUClock *qemu_new_clock(int type)
793 clock = qemu_mallocz(sizeof(QEMUClock));
800 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
804 ts = qemu_mallocz(sizeof(QEMUTimer));
811 void qemu_free_timer(QEMUTimer *ts)
816 /* stop a timer, but do not dealloc it */
817 void qemu_del_timer(QEMUTimer *ts)
821 /* NOTE: this code must be signal safe because
822 qemu_timer_expired() can be called from a signal. */
823 pt = &active_timers[ts->clock->type];
836 /* modify the current timer so that it will be fired when current_time
837 >= expire_time. The corresponding callback will be called. */
838 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
844 /* add the timer in the sorted list */
845 /* NOTE: this code must be signal safe because
846 qemu_timer_expired() can be called from a signal. */
847 pt = &active_timers[ts->clock->type];
852 if (t->expire_time > expire_time)
856 ts->expire_time = expire_time;
861 int qemu_timer_pending(QEMUTimer *ts)
864 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
871 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
875 return (timer_head->expire_time <= current_time);
878 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
884 if (!ts || ts->expire_time > current_time)
886 /* remove timer from the list before calling the callback */
887 *ptimer_head = ts->next;
890 /* run the callback (the timer list can be modified) */
895 int64_t qemu_get_clock(QEMUClock *clock)
897 switch(clock->type) {
898 case QEMU_TIMER_REALTIME:
899 return get_clock() / 1000000;
901 case QEMU_TIMER_VIRTUAL:
902 return cpu_get_clock();
906 static void init_timers(void)
909 ticks_per_sec = QEMU_TIMER_BASE;
910 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
911 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
915 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
917 uint64_t expire_time;
919 if (qemu_timer_pending(ts)) {
920 expire_time = ts->expire_time;
924 qemu_put_be64(f, expire_time);
927 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
929 uint64_t expire_time;
931 expire_time = qemu_get_be64(f);
932 if (expire_time != -1) {
933 qemu_mod_timer(ts, expire_time);
939 static void timer_save(QEMUFile *f, void *opaque)
941 if (cpu_ticks_enabled) {
942 hw_error("cannot save state if virtual timers are running");
944 qemu_put_be64s(f, &cpu_ticks_offset);
945 qemu_put_be64s(f, &ticks_per_sec);
946 qemu_put_be64s(f, &cpu_clock_offset);
949 static int timer_load(QEMUFile *f, void *opaque, int version_id)
951 if (version_id != 1 && version_id != 2)
953 if (cpu_ticks_enabled) {
956 qemu_get_be64s(f, &cpu_ticks_offset);
957 qemu_get_be64s(f, &ticks_per_sec);
958 if (version_id == 2) {
959 qemu_get_be64s(f, &cpu_clock_offset);
965 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
966 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
968 static void host_alarm_handler(int host_signum)
972 #define DISP_FREQ 1000
974 static int64_t delta_min = INT64_MAX;
975 static int64_t delta_max, delta_cum, last_clock, delta, ti;
977 ti = qemu_get_clock(vm_clock);
978 if (last_clock != 0) {
979 delta = ti - last_clock;
980 if (delta < delta_min)
982 if (delta > delta_max)
985 if (++count == DISP_FREQ) {
986 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
987 muldiv64(delta_min, 1000000, ticks_per_sec),
988 muldiv64(delta_max, 1000000, ticks_per_sec),
989 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
990 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
992 delta_min = INT64_MAX;
1000 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
1001 qemu_get_clock(vm_clock)) ||
1002 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
1003 qemu_get_clock(rt_clock))) {
1005 SetEvent(host_alarm);
1007 CPUState *env = cpu_single_env;
1009 /* stop the currently executing cpu because a timer occured */
1010 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
1012 if (env->kqemu_enabled) {
1013 kqemu_cpu_interrupt(env);
1022 #if defined(__linux__)
1024 #define RTC_FREQ 1024
1028 static int start_rtc_timer(void)
1030 rtc_fd = open("/dev/rtc", O_RDONLY);
1033 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1034 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1035 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1036 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1039 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1044 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
1050 static int start_rtc_timer(void)
1055 #endif /* !defined(__linux__) */
1057 #endif /* !defined(_WIN32) */
1059 static void init_timer_alarm(void)
1066 ZeroMemory(&tc, sizeof(TIMECAPS));
1067 timeGetDevCaps(&tc, sizeof(TIMECAPS));
1068 if (period < tc.wPeriodMin)
1069 period = tc.wPeriodMin;
1070 timeBeginPeriod(period);
1071 timerID = timeSetEvent(1, // interval (ms)
1072 period, // resolution
1073 host_alarm_handler, // function
1074 (DWORD)&count, // user parameter
1075 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
1077 perror("failed timer alarm");
1080 host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1082 perror("failed CreateEvent");
1085 qemu_add_wait_object(host_alarm, NULL, NULL);
1087 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
1090 struct sigaction act;
1091 struct itimerval itv;
1093 /* get times() syscall frequency */
1094 timer_freq = sysconf(_SC_CLK_TCK);
1097 sigfillset(&act.sa_mask);
1099 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1100 act.sa_flags |= SA_ONSTACK;
1102 act.sa_handler = host_alarm_handler;
1103 sigaction(SIGALRM, &act, NULL);
1105 itv.it_interval.tv_sec = 0;
1106 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
1107 itv.it_value.tv_sec = 0;
1108 itv.it_value.tv_usec = 10 * 1000;
1109 setitimer(ITIMER_REAL, &itv, NULL);
1110 /* we probe the tick duration of the kernel to inform the user if
1111 the emulated kernel requested a too high timer frequency */
1112 getitimer(ITIMER_REAL, &itv);
1114 #if defined(__linux__)
1115 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1116 have timers with 1 ms resolution. The correct solution will
1117 be to use the POSIX real time timers available in recent
1119 if (itv.it_interval.tv_usec > 1000 || 1) {
1120 /* try to use /dev/rtc to have a faster timer */
1121 if (start_rtc_timer() < 0)
1123 /* disable itimer */
1124 itv.it_interval.tv_sec = 0;
1125 itv.it_interval.tv_usec = 0;
1126 itv.it_value.tv_sec = 0;
1127 itv.it_value.tv_usec = 0;
1128 setitimer(ITIMER_REAL, &itv, NULL);
1131 sigaction(SIGIO, &act, NULL);
1132 fcntl(rtc_fd, F_SETFL, O_ASYNC);
1133 fcntl(rtc_fd, F_SETOWN, getpid());
1135 #endif /* defined(__linux__) */
1138 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1139 PIT_FREQ) / 1000000;
1145 void quit_timers(void)
1148 timeKillEvent(timerID);
1149 timeEndPeriod(period);
1151 CloseHandle(host_alarm);
1157 /***********************************************************/
1158 /* character device */
1160 static void qemu_chr_event(CharDriverState *s, int event)
1164 s->chr_event(s->handler_opaque, event);
1167 static void qemu_chr_reset_bh(void *opaque)
1169 CharDriverState *s = opaque;
1170 qemu_chr_event(s, CHR_EVENT_RESET);
1171 qemu_bh_delete(s->bh);
1175 void qemu_chr_reset(CharDriverState *s)
1177 if (s->bh == NULL) {
1178 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1179 qemu_bh_schedule(s->bh);
1183 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1185 return s->chr_write(s, buf, len);
1188 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1192 return s->chr_ioctl(s, cmd, arg);
1195 int qemu_chr_can_read(CharDriverState *s)
1197 if (!s->chr_can_read)
1199 return s->chr_can_read(s->handler_opaque);
1202 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1204 s->chr_read(s->handler_opaque, buf, len);
1208 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1213 vsnprintf(buf, sizeof(buf), fmt, ap);
1214 qemu_chr_write(s, buf, strlen(buf));
1218 void qemu_chr_send_event(CharDriverState *s, int event)
1220 if (s->chr_send_event)
1221 s->chr_send_event(s, event);
1224 void qemu_chr_add_handlers(CharDriverState *s,
1225 IOCanRWHandler *fd_can_read,
1226 IOReadHandler *fd_read,
1227 IOEventHandler *fd_event,
1230 s->chr_can_read = fd_can_read;
1231 s->chr_read = fd_read;
1232 s->chr_event = fd_event;
1233 s->handler_opaque = opaque;
1234 if (s->chr_update_read_handler)
1235 s->chr_update_read_handler(s);
1238 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1243 static CharDriverState *qemu_chr_open_null(void)
1245 CharDriverState *chr;
1247 chr = qemu_mallocz(sizeof(CharDriverState));
1250 chr->chr_write = null_chr_write;
1254 /* MUX driver for serial I/O splitting */
1255 static int term_timestamps;
1256 static int64_t term_timestamps_start;
1259 IOCanRWHandler *chr_can_read[MAX_MUX];
1260 IOReadHandler *chr_read[MAX_MUX];
1261 IOEventHandler *chr_event[MAX_MUX];
1262 void *ext_opaque[MAX_MUX];
1263 CharDriverState *drv;
1265 int term_got_escape;
1270 static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1272 MuxDriver *d = chr->opaque;
1274 if (!term_timestamps) {
1275 ret = d->drv->chr_write(d->drv, buf, len);
1280 for(i = 0; i < len; i++) {
1281 ret += d->drv->chr_write(d->drv, buf+i, 1);
1282 if (buf[i] == '\n') {
1288 if (term_timestamps_start == -1)
1289 term_timestamps_start = ti;
1290 ti -= term_timestamps_start;
1291 secs = ti / 1000000000;
1292 snprintf(buf1, sizeof(buf1),
1293 "[%02d:%02d:%02d.%03d] ",
1297 (int)((ti / 1000000) % 1000));
1298 d->drv->chr_write(d->drv, buf1, strlen(buf1));
1305 static char *mux_help[] = {
1306 "% h print this help\n\r",
1307 "% x exit emulator\n\r",
1308 "% s save disk data back to file (if -snapshot)\n\r",
1309 "% t toggle console timestamps\n\r"
1310 "% b send break (magic sysrq)\n\r",
1311 "% c switch between console and monitor\n\r",
1316 static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1317 static void mux_print_help(CharDriverState *chr)
1320 char ebuf[15] = "Escape-Char";
1321 char cbuf[50] = "\n\r";
1323 if (term_escape_char > 0 && term_escape_char < 26) {
1324 sprintf(cbuf,"\n\r");
1325 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1327 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char);
1329 chr->chr_write(chr, cbuf, strlen(cbuf));
1330 for (i = 0; mux_help[i] != NULL; i++) {
1331 for (j=0; mux_help[i][j] != '\0'; j++) {
1332 if (mux_help[i][j] == '%')
1333 chr->chr_write(chr, ebuf, strlen(ebuf));
1335 chr->chr_write(chr, &mux_help[i][j], 1);
1340 static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1342 if (d->term_got_escape) {
1343 d->term_got_escape = 0;
1344 if (ch == term_escape_char)
1349 mux_print_help(chr);
1353 char *term = "QEMU: Terminated\n\r";
1354 chr->chr_write(chr,term,strlen(term));
1361 for (i = 0; i < MAX_DISKS; i++) {
1363 bdrv_commit(bs_table[i]);
1369 chr->chr_event(chr->opaque, CHR_EVENT_BREAK);
1372 /* Switch to the next registered device */
1374 if (chr->focus >= d->mux_cnt)
1378 term_timestamps = !term_timestamps;
1379 term_timestamps_start = -1;
1382 } else if (ch == term_escape_char) {
1383 d->term_got_escape = 1;
1391 static int mux_chr_can_read(void *opaque)
1393 CharDriverState *chr = opaque;
1394 MuxDriver *d = chr->opaque;
1395 if (d->chr_can_read[chr->focus])
1396 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1400 static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1402 CharDriverState *chr = opaque;
1403 MuxDriver *d = chr->opaque;
1405 for(i = 0; i < size; i++)
1406 if (mux_proc_byte(chr, d, buf[i]))
1407 d->chr_read[chr->focus](d->ext_opaque[chr->focus], &buf[i], 1);
1410 static void mux_chr_event(void *opaque, int event)
1412 CharDriverState *chr = opaque;
1413 MuxDriver *d = chr->opaque;
1416 /* Send the event to all registered listeners */
1417 for (i = 0; i < d->mux_cnt; i++)
1418 if (d->chr_event[i])
1419 d->chr_event[i](d->ext_opaque[i], event);
1422 static void mux_chr_update_read_handler(CharDriverState *chr)
1424 MuxDriver *d = chr->opaque;
1426 if (d->mux_cnt >= MAX_MUX) {
1427 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1430 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1431 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1432 d->chr_read[d->mux_cnt] = chr->chr_read;
1433 d->chr_event[d->mux_cnt] = chr->chr_event;
1434 /* Fix up the real driver with mux routines */
1435 if (d->mux_cnt == 0) {
1436 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1437 mux_chr_event, chr);
1439 chr->focus = d->mux_cnt;
1443 CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1445 CharDriverState *chr;
1448 chr = qemu_mallocz(sizeof(CharDriverState));
1451 d = qemu_mallocz(sizeof(MuxDriver));
1460 chr->chr_write = mux_chr_write;
1461 chr->chr_update_read_handler = mux_chr_update_read_handler;
1468 static void socket_cleanup(void)
1473 static int socket_init(void)
1478 ret = WSAStartup(MAKEWORD(2,2), &Data);
1480 err = WSAGetLastError();
1481 fprintf(stderr, "WSAStartup: %d\n", err);
1484 atexit(socket_cleanup);
1488 static int send_all(int fd, const uint8_t *buf, int len1)
1494 ret = send(fd, buf, len, 0);
1497 errno = WSAGetLastError();
1498 if (errno != WSAEWOULDBLOCK) {
1501 } else if (ret == 0) {
1511 void socket_set_nonblock(int fd)
1513 unsigned long opt = 1;
1514 ioctlsocket(fd, FIONBIO, &opt);
1519 static int unix_write(int fd, const uint8_t *buf, int len1)
1525 ret = write(fd, buf, len);
1527 if (errno != EINTR && errno != EAGAIN)
1529 } else if (ret == 0) {
1539 static inline int send_all(int fd, const uint8_t *buf, int len1)
1541 return unix_write(fd, buf, len1);
1544 void socket_set_nonblock(int fd)
1546 fcntl(fd, F_SETFL, O_NONBLOCK);
1548 #endif /* !_WIN32 */
1557 #define STDIO_MAX_CLIENTS 1
1558 static int stdio_nb_clients = 0;
1560 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1562 FDCharDriver *s = chr->opaque;
1563 return unix_write(s->fd_out, buf, len);
1566 static int fd_chr_read_poll(void *opaque)
1568 CharDriverState *chr = opaque;
1569 FDCharDriver *s = chr->opaque;
1571 s->max_size = qemu_chr_can_read(chr);
1575 static void fd_chr_read(void *opaque)
1577 CharDriverState *chr = opaque;
1578 FDCharDriver *s = chr->opaque;
1583 if (len > s->max_size)
1587 size = read(s->fd_in, buf, len);
1589 /* FD has been closed. Remove it from the active list. */
1590 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
1594 qemu_chr_read(chr, buf, size);
1598 static void fd_chr_update_read_handler(CharDriverState *chr)
1600 FDCharDriver *s = chr->opaque;
1602 if (s->fd_in >= 0) {
1603 if (nographic && s->fd_in == 0) {
1605 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1606 fd_chr_read, NULL, chr);
1611 /* open a character device to a unix fd */
1612 static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1614 CharDriverState *chr;
1617 chr = qemu_mallocz(sizeof(CharDriverState));
1620 s = qemu_mallocz(sizeof(FDCharDriver));
1628 chr->chr_write = fd_chr_write;
1629 chr->chr_update_read_handler = fd_chr_update_read_handler;
1631 qemu_chr_reset(chr);
1636 static CharDriverState *qemu_chr_open_file_out(const char *file_out)
1640 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
1643 return qemu_chr_open_fd(-1, fd_out);
1646 static CharDriverState *qemu_chr_open_pipe(const char *filename)
1649 char filename_in[256], filename_out[256];
1651 snprintf(filename_in, 256, "%s.in", filename);
1652 snprintf(filename_out, 256, "%s.out", filename);
1653 fd_in = open(filename_in, O_RDWR | O_BINARY);
1654 fd_out = open(filename_out, O_RDWR | O_BINARY);
1655 if (fd_in < 0 || fd_out < 0) {
1660 fd_in = fd_out = open(filename, O_RDWR | O_BINARY);
1664 return qemu_chr_open_fd(fd_in, fd_out);
1668 /* for STDIO, we handle the case where several clients use it
1671 #define TERM_FIFO_MAX_SIZE 1
1673 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1674 static int term_fifo_size;
1676 static int stdio_read_poll(void *opaque)
1678 CharDriverState *chr = opaque;
1680 /* try to flush the queue if needed */
1681 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
1682 qemu_chr_read(chr, term_fifo, 1);
1685 /* see if we can absorb more chars */
1686 if (term_fifo_size == 0)
1692 static void stdio_read(void *opaque)
1696 CharDriverState *chr = opaque;
1698 size = read(0, buf, 1);
1700 /* stdin has been closed. Remove it from the active list. */
1701 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
1705 if (qemu_chr_can_read(chr) > 0) {
1706 qemu_chr_read(chr, buf, 1);
1707 } else if (term_fifo_size == 0) {
1708 term_fifo[term_fifo_size++] = buf[0];
1713 /* init terminal so that we can grab keys */
1714 static struct termios oldtty;
1715 static int old_fd0_flags;
1717 static void term_exit(void)
1719 tcsetattr (0, TCSANOW, &oldtty);
1720 fcntl(0, F_SETFL, old_fd0_flags);
1723 static void term_init(void)
1727 tcgetattr (0, &tty);
1729 old_fd0_flags = fcntl(0, F_GETFL);
1731 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1732 |INLCR|IGNCR|ICRNL|IXON);
1733 tty.c_oflag |= OPOST;
1734 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1735 /* if graphical mode, we allow Ctrl-C handling */
1737 tty.c_lflag &= ~ISIG;
1738 tty.c_cflag &= ~(CSIZE|PARENB);
1741 tty.c_cc[VTIME] = 0;
1743 tcsetattr (0, TCSANOW, &tty);
1747 fcntl(0, F_SETFL, O_NONBLOCK);
1750 static CharDriverState *qemu_chr_open_stdio(void)
1752 CharDriverState *chr;
1754 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1756 chr = qemu_chr_open_fd(0, 1);
1757 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
1764 #if defined(__linux__)
1765 static CharDriverState *qemu_chr_open_pty(void)
1768 char slave_name[1024];
1769 int master_fd, slave_fd;
1771 /* Not satisfying */
1772 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1776 /* Disabling local echo and line-buffered output */
1777 tcgetattr (master_fd, &tty);
1778 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1780 tty.c_cc[VTIME] = 0;
1781 tcsetattr (master_fd, TCSAFLUSH, &tty);
1783 fprintf(stderr, "char device redirected to %s\n", slave_name);
1784 return qemu_chr_open_fd(master_fd, master_fd);
1787 static void tty_serial_init(int fd, int speed,
1788 int parity, int data_bits, int stop_bits)
1794 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1795 speed, parity, data_bits, stop_bits);
1797 tcgetattr (fd, &tty);
1839 cfsetispeed(&tty, spd);
1840 cfsetospeed(&tty, spd);
1842 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1843 |INLCR|IGNCR|ICRNL|IXON);
1844 tty.c_oflag |= OPOST;
1845 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
1846 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
1867 tty.c_cflag |= PARENB;
1870 tty.c_cflag |= PARENB | PARODD;
1874 tty.c_cflag |= CSTOPB;
1876 tcsetattr (fd, TCSANOW, &tty);
1879 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
1881 FDCharDriver *s = chr->opaque;
1884 case CHR_IOCTL_SERIAL_SET_PARAMS:
1886 QEMUSerialSetParams *ssp = arg;
1887 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1888 ssp->data_bits, ssp->stop_bits);
1891 case CHR_IOCTL_SERIAL_SET_BREAK:
1893 int enable = *(int *)arg;
1895 tcsendbreak(s->fd_in, 1);
1904 static CharDriverState *qemu_chr_open_tty(const char *filename)
1906 CharDriverState *chr;
1909 fd = open(filename, O_RDWR | O_NONBLOCK);
1912 fcntl(fd, F_SETFL, O_NONBLOCK);
1913 tty_serial_init(fd, 115200, 'N', 8, 1);
1914 chr = qemu_chr_open_fd(fd, fd);
1917 chr->chr_ioctl = tty_serial_ioctl;
1918 qemu_chr_reset(chr);
1925 } ParallelCharDriver;
1927 static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
1929 if (s->mode != mode) {
1931 if (ioctl(s->fd, PPSETMODE, &m) < 0)
1938 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1940 ParallelCharDriver *drv = chr->opaque;
1945 case CHR_IOCTL_PP_READ_DATA:
1946 if (ioctl(fd, PPRDATA, &b) < 0)
1948 *(uint8_t *)arg = b;
1950 case CHR_IOCTL_PP_WRITE_DATA:
1951 b = *(uint8_t *)arg;
1952 if (ioctl(fd, PPWDATA, &b) < 0)
1955 case CHR_IOCTL_PP_READ_CONTROL:
1956 if (ioctl(fd, PPRCONTROL, &b) < 0)
1958 /* Linux gives only the lowest bits, and no way to know data
1959 direction! For better compatibility set the fixed upper
1961 *(uint8_t *)arg = b | 0xc0;
1963 case CHR_IOCTL_PP_WRITE_CONTROL:
1964 b = *(uint8_t *)arg;
1965 if (ioctl(fd, PPWCONTROL, &b) < 0)
1968 case CHR_IOCTL_PP_READ_STATUS:
1969 if (ioctl(fd, PPRSTATUS, &b) < 0)
1971 *(uint8_t *)arg = b;
1973 case CHR_IOCTL_PP_EPP_READ_ADDR:
1974 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1975 struct ParallelIOArg *parg = arg;
1976 int n = read(fd, parg->buffer, parg->count);
1977 if (n != parg->count) {
1982 case CHR_IOCTL_PP_EPP_READ:
1983 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
1984 struct ParallelIOArg *parg = arg;
1985 int n = read(fd, parg->buffer, parg->count);
1986 if (n != parg->count) {
1991 case CHR_IOCTL_PP_EPP_WRITE_ADDR:
1992 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1993 struct ParallelIOArg *parg = arg;
1994 int n = write(fd, parg->buffer, parg->count);
1995 if (n != parg->count) {
2000 case CHR_IOCTL_PP_EPP_WRITE:
2001 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2002 struct ParallelIOArg *parg = arg;
2003 int n = write(fd, parg->buffer, parg->count);
2004 if (n != parg->count) {
2015 static void pp_close(CharDriverState *chr)
2017 ParallelCharDriver *drv = chr->opaque;
2020 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
2021 ioctl(fd, PPRELEASE);
2026 static CharDriverState *qemu_chr_open_pp(const char *filename)
2028 CharDriverState *chr;
2029 ParallelCharDriver *drv;
2032 fd = open(filename, O_RDWR);
2036 if (ioctl(fd, PPCLAIM) < 0) {
2041 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2047 drv->mode = IEEE1284_MODE_COMPAT;
2049 chr = qemu_mallocz(sizeof(CharDriverState));
2055 chr->chr_write = null_chr_write;
2056 chr->chr_ioctl = pp_ioctl;
2057 chr->chr_close = pp_close;
2060 qemu_chr_reset(chr);
2066 static CharDriverState *qemu_chr_open_pty(void)
2072 #endif /* !defined(_WIN32) */
2077 HANDLE hcom, hrecv, hsend;
2078 OVERLAPPED orecv, osend;
2083 #define NSENDBUF 2048
2084 #define NRECVBUF 2048
2085 #define MAXCONNECT 1
2086 #define NTIMEOUT 5000
2088 static int win_chr_poll(void *opaque);
2089 static int win_chr_pipe_poll(void *opaque);
2091 static void win_chr_close(CharDriverState *chr)
2093 WinCharState *s = chr->opaque;
2096 CloseHandle(s->hsend);
2100 CloseHandle(s->hrecv);
2104 CloseHandle(s->hcom);
2108 qemu_del_polling_cb(win_chr_pipe_poll, chr);
2110 qemu_del_polling_cb(win_chr_poll, chr);
2113 static int win_chr_init(CharDriverState *chr, const char *filename)
2115 WinCharState *s = chr->opaque;
2117 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2122 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2124 fprintf(stderr, "Failed CreateEvent\n");
2127 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2129 fprintf(stderr, "Failed CreateEvent\n");
2133 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2134 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2135 if (s->hcom == INVALID_HANDLE_VALUE) {
2136 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2141 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2142 fprintf(stderr, "Failed SetupComm\n");
2146 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2147 size = sizeof(COMMCONFIG);
2148 GetDefaultCommConfig(filename, &comcfg, &size);
2149 comcfg.dcb.DCBlength = sizeof(DCB);
2150 CommConfigDialog(filename, NULL, &comcfg);
2152 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2153 fprintf(stderr, "Failed SetCommState\n");
2157 if (!SetCommMask(s->hcom, EV_ERR)) {
2158 fprintf(stderr, "Failed SetCommMask\n");
2162 cto.ReadIntervalTimeout = MAXDWORD;
2163 if (!SetCommTimeouts(s->hcom, &cto)) {
2164 fprintf(stderr, "Failed SetCommTimeouts\n");
2168 if (!ClearCommError(s->hcom, &err, &comstat)) {
2169 fprintf(stderr, "Failed ClearCommError\n");
2172 qemu_add_polling_cb(win_chr_poll, chr);
2180 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2182 WinCharState *s = chr->opaque;
2183 DWORD len, ret, size, err;
2186 ZeroMemory(&s->osend, sizeof(s->osend));
2187 s->osend.hEvent = s->hsend;
2190 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2192 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2194 err = GetLastError();
2195 if (err == ERROR_IO_PENDING) {
2196 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2214 static int win_chr_read_poll(CharDriverState *chr)
2216 WinCharState *s = chr->opaque;
2218 s->max_size = qemu_chr_can_read(chr);
2222 static void win_chr_readfile(CharDriverState *chr)
2224 WinCharState *s = chr->opaque;
2229 ZeroMemory(&s->orecv, sizeof(s->orecv));
2230 s->orecv.hEvent = s->hrecv;
2231 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2233 err = GetLastError();
2234 if (err == ERROR_IO_PENDING) {
2235 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2240 qemu_chr_read(chr, buf, size);
2244 static void win_chr_read(CharDriverState *chr)
2246 WinCharState *s = chr->opaque;
2248 if (s->len > s->max_size)
2249 s->len = s->max_size;
2253 win_chr_readfile(chr);
2256 static int win_chr_poll(void *opaque)
2258 CharDriverState *chr = opaque;
2259 WinCharState *s = chr->opaque;
2263 ClearCommError(s->hcom, &comerr, &status);
2264 if (status.cbInQue > 0) {
2265 s->len = status.cbInQue;
2266 win_chr_read_poll(chr);
2273 static CharDriverState *qemu_chr_open_win(const char *filename)
2275 CharDriverState *chr;
2278 chr = qemu_mallocz(sizeof(CharDriverState));
2281 s = qemu_mallocz(sizeof(WinCharState));
2287 chr->chr_write = win_chr_write;
2288 chr->chr_close = win_chr_close;
2290 if (win_chr_init(chr, filename) < 0) {
2295 qemu_chr_reset(chr);
2299 static int win_chr_pipe_poll(void *opaque)
2301 CharDriverState *chr = opaque;
2302 WinCharState *s = chr->opaque;
2305 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2308 win_chr_read_poll(chr);
2315 static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
2317 WinCharState *s = chr->opaque;
2325 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2327 fprintf(stderr, "Failed CreateEvent\n");
2330 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2332 fprintf(stderr, "Failed CreateEvent\n");
2336 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2337 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2338 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2340 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2341 if (s->hcom == INVALID_HANDLE_VALUE) {
2342 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2347 ZeroMemory(&ov, sizeof(ov));
2348 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2349 ret = ConnectNamedPipe(s->hcom, &ov);
2351 fprintf(stderr, "Failed ConnectNamedPipe\n");
2355 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2357 fprintf(stderr, "Failed GetOverlappedResult\n");
2359 CloseHandle(ov.hEvent);
2366 CloseHandle(ov.hEvent);
2369 qemu_add_polling_cb(win_chr_pipe_poll, chr);
2378 static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2380 CharDriverState *chr;
2383 chr = qemu_mallocz(sizeof(CharDriverState));
2386 s = qemu_mallocz(sizeof(WinCharState));
2392 chr->chr_write = win_chr_write;
2393 chr->chr_close = win_chr_close;
2395 if (win_chr_pipe_init(chr, filename) < 0) {
2400 qemu_chr_reset(chr);
2404 static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2406 CharDriverState *chr;
2409 chr = qemu_mallocz(sizeof(CharDriverState));
2412 s = qemu_mallocz(sizeof(WinCharState));
2419 chr->chr_write = win_chr_write;
2420 qemu_chr_reset(chr);
2424 static CharDriverState *qemu_chr_open_win_con(const char *filename)
2426 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE));
2429 static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2433 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2434 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2435 if (fd_out == INVALID_HANDLE_VALUE)
2438 return qemu_chr_open_win_file(fd_out);
2442 /***********************************************************/
2443 /* UDP Net console */
2447 struct sockaddr_in daddr;
2454 static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2456 NetCharDriver *s = chr->opaque;
2458 return sendto(s->fd, buf, len, 0,
2459 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2462 static int udp_chr_read_poll(void *opaque)
2464 CharDriverState *chr = opaque;
2465 NetCharDriver *s = chr->opaque;
2467 s->max_size = qemu_chr_can_read(chr);
2469 /* If there were any stray characters in the queue process them
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);
2480 static void udp_chr_read(void *opaque)
2482 CharDriverState *chr = opaque;
2483 NetCharDriver *s = chr->opaque;
2485 if (s->max_size == 0)
2487 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2488 s->bufptr = s->bufcnt;
2493 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2494 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2496 s->max_size = qemu_chr_can_read(chr);
2500 static void udp_chr_update_read_handler(CharDriverState *chr)
2502 NetCharDriver *s = chr->opaque;
2505 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2506 udp_chr_read, NULL, chr);
2510 int parse_host_port(struct sockaddr_in *saddr, const char *str);
2512 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2514 int parse_host_src_port(struct sockaddr_in *haddr,
2515 struct sockaddr_in *saddr,
2518 static CharDriverState *qemu_chr_open_udp(const char *def)
2520 CharDriverState *chr = NULL;
2521 NetCharDriver *s = NULL;
2523 struct sockaddr_in saddr;
2525 chr = qemu_mallocz(sizeof(CharDriverState));
2528 s = qemu_mallocz(sizeof(NetCharDriver));
2532 fd = socket(PF_INET, SOCK_DGRAM, 0);
2534 perror("socket(PF_INET, SOCK_DGRAM)");
2538 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2539 printf("Could not parse: %s\n", def);
2543 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
2553 chr->chr_write = udp_chr_write;
2554 chr->chr_update_read_handler = udp_chr_update_read_handler;
2567 /***********************************************************/
2568 /* TCP Net console */
2579 static void tcp_chr_accept(void *opaque);
2581 static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2583 TCPCharDriver *s = chr->opaque;
2585 return send_all(s->fd, buf, len);
2587 /* XXX: indicate an error ? */
2592 static int tcp_chr_read_poll(void *opaque)
2594 CharDriverState *chr = opaque;
2595 TCPCharDriver *s = chr->opaque;
2598 s->max_size = qemu_chr_can_read(chr);
2603 #define IAC_BREAK 243
2604 static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
2606 char *buf, int *size)
2608 /* Handle any telnet client's basic IAC options to satisfy char by
2609 * char mode with no echo. All IAC options will be removed from
2610 * the buf and the do_telnetopt variable will be used to track the
2611 * state of the width of the IAC information.
2613 * IAC commands come in sets of 3 bytes with the exception of the
2614 * "IAC BREAK" command and the double IAC.
2620 for (i = 0; i < *size; i++) {
2621 if (s->do_telnetopt > 1) {
2622 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
2623 /* Double IAC means send an IAC */
2627 s->do_telnetopt = 1;
2629 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
2630 /* Handle IAC break commands by sending a serial break */
2631 qemu_chr_event(chr, CHR_EVENT_BREAK);
2636 if (s->do_telnetopt >= 4) {
2637 s->do_telnetopt = 1;
2640 if ((unsigned char)buf[i] == IAC) {
2641 s->do_telnetopt = 2;
2652 static void tcp_chr_read(void *opaque)
2654 CharDriverState *chr = opaque;
2655 TCPCharDriver *s = chr->opaque;
2659 if (!s->connected || s->max_size <= 0)
2662 if (len > s->max_size)
2664 size = recv(s->fd, buf, len, 0);
2666 /* connection closed */
2668 if (s->listen_fd >= 0) {
2669 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
2671 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2674 } else if (size > 0) {
2675 if (s->do_telnetopt)
2676 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
2678 qemu_chr_read(chr, buf, size);
2682 static void tcp_chr_connect(void *opaque)
2684 CharDriverState *chr = opaque;
2685 TCPCharDriver *s = chr->opaque;
2688 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
2689 tcp_chr_read, NULL, chr);
2690 qemu_chr_reset(chr);
2693 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2694 static void tcp_chr_telnet_init(int fd)
2697 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2698 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2699 send(fd, (char *)buf, 3, 0);
2700 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2701 send(fd, (char *)buf, 3, 0);
2702 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2703 send(fd, (char *)buf, 3, 0);
2704 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2705 send(fd, (char *)buf, 3, 0);
2708 static void socket_set_nodelay(int fd)
2711 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
2714 static void tcp_chr_accept(void *opaque)
2716 CharDriverState *chr = opaque;
2717 TCPCharDriver *s = chr->opaque;
2718 struct sockaddr_in saddr;
2720 struct sockaddr_un uaddr;
2722 struct sockaddr *addr;
2729 len = sizeof(uaddr);
2730 addr = (struct sockaddr *)&uaddr;
2734 len = sizeof(saddr);
2735 addr = (struct sockaddr *)&saddr;
2737 fd = accept(s->listen_fd, addr, &len);
2738 if (fd < 0 && errno != EINTR) {
2740 } else if (fd >= 0) {
2741 if (s->do_telnetopt)
2742 tcp_chr_telnet_init(fd);
2746 socket_set_nonblock(fd);
2748 socket_set_nodelay(fd);
2750 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
2751 tcp_chr_connect(chr);
2754 static void tcp_chr_close(CharDriverState *chr)
2756 TCPCharDriver *s = chr->opaque;
2759 if (s->listen_fd >= 0)
2760 closesocket(s->listen_fd);
2764 static CharDriverState *qemu_chr_open_tcp(const char *host_str,
2768 CharDriverState *chr = NULL;
2769 TCPCharDriver *s = NULL;
2770 int fd = -1, ret, err, val;
2772 int is_waitconnect = 1;
2775 struct sockaddr_in saddr;
2777 struct sockaddr_un uaddr;
2779 struct sockaddr *addr;
2784 addr = (struct sockaddr *)&uaddr;
2785 addrlen = sizeof(uaddr);
2786 if (parse_unix_path(&uaddr, host_str) < 0)
2791 addr = (struct sockaddr *)&saddr;
2792 addrlen = sizeof(saddr);
2793 if (parse_host_port(&saddr, host_str) < 0)
2798 while((ptr = strchr(ptr,','))) {
2800 if (!strncmp(ptr,"server",6)) {
2802 } else if (!strncmp(ptr,"nowait",6)) {
2804 } else if (!strncmp(ptr,"nodelay",6)) {
2807 printf("Unknown option: %s\n", ptr);
2814 chr = qemu_mallocz(sizeof(CharDriverState));
2817 s = qemu_mallocz(sizeof(TCPCharDriver));
2823 fd = socket(PF_UNIX, SOCK_STREAM, 0);
2826 fd = socket(PF_INET, SOCK_STREAM, 0);
2831 if (!is_waitconnect)
2832 socket_set_nonblock(fd);
2837 s->is_unix = is_unix;
2838 s->do_nodelay = do_nodelay && !is_unix;
2841 chr->chr_write = tcp_chr_write;
2842 chr->chr_close = tcp_chr_close;
2845 /* allow fast reuse */
2849 strncpy(path, uaddr.sun_path, 108);
2856 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2859 ret = bind(fd, addr, addrlen);
2863 ret = listen(fd, 0);
2868 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
2870 s->do_telnetopt = 1;
2873 ret = connect(fd, addr, addrlen);
2875 err = socket_error();
2876 if (err == EINTR || err == EWOULDBLOCK) {
2877 } else if (err == EINPROGRESS) {
2880 } else if (err == WSAEALREADY) {
2892 socket_set_nodelay(fd);
2894 tcp_chr_connect(chr);
2896 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
2899 if (is_listen && is_waitconnect) {
2900 printf("QEMU waiting for connection on: %s\n", host_str);
2901 tcp_chr_accept(chr);
2902 socket_set_nonblock(s->listen_fd);
2914 CharDriverState *qemu_chr_open(const char *filename)
2918 if (!strcmp(filename, "vc")) {
2919 return text_console_init(&display_state);
2920 } else if (!strcmp(filename, "null")) {
2921 return qemu_chr_open_null();
2923 if (strstart(filename, "tcp:", &p)) {
2924 return qemu_chr_open_tcp(p, 0, 0);
2926 if (strstart(filename, "telnet:", &p)) {
2927 return qemu_chr_open_tcp(p, 1, 0);
2929 if (strstart(filename, "udp:", &p)) {
2930 return qemu_chr_open_udp(p);
2932 if (strstart(filename, "mon:", &p)) {
2933 CharDriverState *drv = qemu_chr_open(p);
2935 drv = qemu_chr_open_mux(drv);
2936 monitor_init(drv, !nographic);
2939 printf("Unable to open driver: %s\n", p);
2943 if (strstart(filename, "unix:", &p)) {
2944 return qemu_chr_open_tcp(p, 0, 1);
2945 } else if (strstart(filename, "file:", &p)) {
2946 return qemu_chr_open_file_out(p);
2947 } else if (strstart(filename, "pipe:", &p)) {
2948 return qemu_chr_open_pipe(p);
2949 } else if (!strcmp(filename, "pty")) {
2950 return qemu_chr_open_pty();
2951 } else if (!strcmp(filename, "stdio")) {
2952 return qemu_chr_open_stdio();
2955 #if defined(__linux__)
2956 if (strstart(filename, "/dev/parport", NULL)) {
2957 return qemu_chr_open_pp(filename);
2959 if (strstart(filename, "/dev/", NULL)) {
2960 return qemu_chr_open_tty(filename);
2964 if (strstart(filename, "COM", NULL)) {
2965 return qemu_chr_open_win(filename);
2967 if (strstart(filename, "pipe:", &p)) {
2968 return qemu_chr_open_win_pipe(p);
2970 if (strstart(filename, "con:", NULL)) {
2971 return qemu_chr_open_win_con(filename);
2973 if (strstart(filename, "file:", &p)) {
2974 return qemu_chr_open_win_file_out(p);
2982 void qemu_chr_close(CharDriverState *chr)
2985 chr->chr_close(chr);
2988 /***********************************************************/
2989 /* network device redirectors */
2991 void hex_dump(FILE *f, const uint8_t *buf, int size)
2995 for(i=0;i<size;i+=16) {
2999 fprintf(f, "%08x ", i);
3002 fprintf(f, " %02x", buf[i+j]);
3007 for(j=0;j<len;j++) {
3009 if (c < ' ' || c > '~')
3011 fprintf(f, "%c", c);
3017 static int parse_macaddr(uint8_t *macaddr, const char *p)
3020 for(i = 0; i < 6; i++) {
3021 macaddr[i] = strtol(p, (char **)&p, 16);
3034 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
3039 p1 = strchr(p, sep);
3045 if (len > buf_size - 1)
3047 memcpy(buf, p, len);
3054 int parse_host_src_port(struct sockaddr_in *haddr,
3055 struct sockaddr_in *saddr,
3056 const char *input_str)
3058 char *str = strdup(input_str);
3059 char *host_str = str;
3064 * Chop off any extra arguments at the end of the string which
3065 * would start with a comma, then fill in the src port information
3066 * if it was provided else use the "any address" and "any port".
3068 if ((ptr = strchr(str,',')))
3071 if ((src_str = strchr(input_str,'@'))) {
3076 if (parse_host_port(haddr, host_str) < 0)
3079 if (!src_str || *src_str == '\0')
3082 if (parse_host_port(saddr, src_str) < 0)
3093 int parse_host_port(struct sockaddr_in *saddr, const char *str)
3101 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3103 saddr->sin_family = AF_INET;
3104 if (buf[0] == '\0') {
3105 saddr->sin_addr.s_addr = 0;
3107 if (isdigit(buf[0])) {
3108 if (!inet_aton(buf, &saddr->sin_addr))
3111 if ((he = gethostbyname(buf)) == NULL)
3113 saddr->sin_addr = *(struct in_addr *)he->h_addr;
3116 port = strtol(p, (char **)&r, 0);
3119 saddr->sin_port = htons(port);
3124 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
3129 len = MIN(108, strlen(str));
3130 p = strchr(str, ',');
3132 len = MIN(len, p - str);
3134 memset(uaddr, 0, sizeof(*uaddr));
3136 uaddr->sun_family = AF_UNIX;
3137 memcpy(uaddr->sun_path, str, len);
3143 /* find or alloc a new VLAN */
3144 VLANState *qemu_find_vlan(int id)
3146 VLANState **pvlan, *vlan;
3147 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3151 vlan = qemu_mallocz(sizeof(VLANState));
3156 pvlan = &first_vlan;
3157 while (*pvlan != NULL)
3158 pvlan = &(*pvlan)->next;
3163 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
3164 IOReadHandler *fd_read,
3165 IOCanRWHandler *fd_can_read,
3168 VLANClientState *vc, **pvc;
3169 vc = qemu_mallocz(sizeof(VLANClientState));
3172 vc->fd_read = fd_read;
3173 vc->fd_can_read = fd_can_read;
3174 vc->opaque = opaque;
3178 pvc = &vlan->first_client;
3179 while (*pvc != NULL)
3180 pvc = &(*pvc)->next;
3185 int qemu_can_send_packet(VLANClientState *vc1)
3187 VLANState *vlan = vc1->vlan;
3188 VLANClientState *vc;
3190 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3192 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
3199 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
3201 VLANState *vlan = vc1->vlan;
3202 VLANClientState *vc;
3205 printf("vlan %d send:\n", vlan->id);
3206 hex_dump(stdout, buf, size);
3208 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3210 vc->fd_read(vc->opaque, buf, size);
3215 #if defined(CONFIG_SLIRP)
3217 /* slirp network adapter */
3219 static int slirp_inited;
3220 static VLANClientState *slirp_vc;
3222 int slirp_can_output(void)
3224 return !slirp_vc || qemu_can_send_packet(slirp_vc);
3227 void slirp_output(const uint8_t *pkt, int pkt_len)
3230 printf("slirp output:\n");
3231 hex_dump(stdout, pkt, pkt_len);
3235 qemu_send_packet(slirp_vc, pkt, pkt_len);
3238 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
3241 printf("slirp input:\n");
3242 hex_dump(stdout, buf, size);
3244 slirp_input(buf, size);
3247 static int net_slirp_init(VLANState *vlan)
3249 if (!slirp_inited) {
3253 slirp_vc = qemu_new_vlan_client(vlan,
3254 slirp_receive, NULL, NULL);
3255 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
3259 static void net_slirp_redir(const char *redir_str)
3264 struct in_addr guest_addr;
3265 int host_port, guest_port;
3267 if (!slirp_inited) {
3273 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3275 if (!strcmp(buf, "tcp")) {
3277 } else if (!strcmp(buf, "udp")) {
3283 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3285 host_port = strtol(buf, &r, 0);
3289 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3291 if (buf[0] == '\0') {
3292 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3294 if (!inet_aton(buf, &guest_addr))
3297 guest_port = strtol(p, &r, 0);
3301 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3302 fprintf(stderr, "qemu: could not set up redirection\n");
3307 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3315 static void smb_exit(void)
3319 char filename[1024];
3321 /* erase all the files in the directory */
3322 d = opendir(smb_dir);
3327 if (strcmp(de->d_name, ".") != 0 &&
3328 strcmp(de->d_name, "..") != 0) {
3329 snprintf(filename, sizeof(filename), "%s/%s",
3330 smb_dir, de->d_name);
3338 /* automatic user mode samba server configuration */
3339 void net_slirp_smb(const char *exported_dir)
3341 char smb_conf[1024];
3342 char smb_cmdline[1024];
3345 if (!slirp_inited) {
3350 /* XXX: better tmp dir construction */
3351 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3352 if (mkdir(smb_dir, 0700) < 0) {
3353 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3356 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3358 f = fopen(smb_conf, "w");
3360 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3367 "socket address=127.0.0.1\n"
3368 "pid directory=%s\n"
3369 "lock directory=%s\n"
3370 "log file=%s/log.smbd\n"
3371 "smb passwd file=%s/smbpasswd\n"
3372 "security = share\n"
3387 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3388 SMBD_COMMAND, smb_conf);
3390 slirp_add_exec(0, smb_cmdline, 4, 139);
3393 #endif /* !defined(_WIN32) */
3395 #endif /* CONFIG_SLIRP */
3397 #if !defined(_WIN32)
3399 typedef struct TAPState {
3400 VLANClientState *vc;
3404 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3406 TAPState *s = opaque;
3409 ret = write(s->fd, buf, size);
3410 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3417 static void tap_send(void *opaque)
3419 TAPState *s = opaque;
3426 sbuf.maxlen = sizeof(buf);
3428 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3430 size = read(s->fd, buf, sizeof(buf));
3433 qemu_send_packet(s->vc, buf, size);
3439 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3443 s = qemu_mallocz(sizeof(TAPState));
3447 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3448 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3449 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3454 static int tap_open(char *ifname, int ifname_size)
3460 fd = open("/dev/tap", O_RDWR);
3462 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3467 dev = devname(s.st_rdev, S_IFCHR);
3468 pstrcpy(ifname, ifname_size, dev);
3470 fcntl(fd, F_SETFL, O_NONBLOCK);
3473 #elif defined(__sun__)
3474 #define TUNNEWPPA (('T'<<16) | 0x0001)
3476 * Allocate TAP device, returns opened fd.
3477 * Stores dev name in the first arg(must be large enough).
3479 int tap_alloc(char *dev)
3481 int tap_fd, if_fd, ppa = -1;
3482 static int ip_fd = 0;
3485 static int arp_fd = 0;
3486 int ip_muxid, arp_muxid;
3487 struct strioctl strioc_if, strioc_ppa;
3488 int link_type = I_PLINK;;
3490 char actual_name[32] = "";
3492 memset(&ifr, 0x0, sizeof(ifr));
3496 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3500 /* Check if IP device was opened */
3504 if( (ip_fd = open("/dev/udp", O_RDWR, 0)) < 0){
3505 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3509 if( (tap_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3510 syslog(LOG_ERR, "Can't open /dev/tap");
3514 /* Assign a new PPA and get its unit number. */
3515 strioc_ppa.ic_cmd = TUNNEWPPA;
3516 strioc_ppa.ic_timout = 0;
3517 strioc_ppa.ic_len = sizeof(ppa);
3518 strioc_ppa.ic_dp = (char *)&ppa;
3519 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3520 syslog (LOG_ERR, "Can't assign new interface");
3522 if( (if_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3523 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3526 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3527 syslog(LOG_ERR, "Can't push IP module");
3531 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
3532 syslog(LOG_ERR, "Can't get flags\n");
3534 snprintf (actual_name, 32, "tap%d", ppa);
3535 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3538 /* Assign ppa according to the unit number returned by tun device */
3540 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
3541 syslog (LOG_ERR, "Can't set PPA %d", ppa);
3542 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
3543 syslog (LOG_ERR, "Can't get flags\n");
3544 /* Push arp module to if_fd */
3545 if (ioctl (if_fd, I_PUSH, "arp") < 0)
3546 syslog (LOG_ERR, "Can't push ARP module (2)");
3548 /* Push arp module to ip_fd */
3549 if (ioctl (ip_fd, I_POP, NULL) < 0)
3550 syslog (LOG_ERR, "I_POP failed\n");
3551 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
3552 syslog (LOG_ERR, "Can't push ARP module (3)\n");
3554 if ((arp_fd = open ("/dev/tap", O_RDWR, 0)) < 0)
3555 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
3557 /* Set ifname to arp */
3558 strioc_if.ic_cmd = SIOCSLIFNAME;
3559 strioc_if.ic_timout = 0;
3560 strioc_if.ic_len = sizeof(ifr);
3561 strioc_if.ic_dp = (char *)𝔦
3562 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
3563 syslog (LOG_ERR, "Can't set ifname to arp\n");
3566 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
3567 syslog(LOG_ERR, "Can't link TAP device to IP");
3571 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
3572 syslog (LOG_ERR, "Can't link TAP device to ARP");
3576 memset(&ifr, 0x0, sizeof(ifr));
3577 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3578 ifr.lifr_ip_muxid = ip_muxid;
3579 ifr.lifr_arp_muxid = arp_muxid;
3581 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
3583 ioctl (ip_fd, I_PUNLINK , arp_muxid);
3584 ioctl (ip_fd, I_PUNLINK, ip_muxid);
3585 syslog (LOG_ERR, "Can't set multiplexor id");
3588 sprintf(dev, "tap%d", ppa);
3592 static int tap_open(char *ifname, int ifname_size)
3596 if( (fd = tap_alloc(dev)) < 0 ){
3597 fprintf(stderr, "Cannot allocate TAP device\n");
3600 pstrcpy(ifname, ifname_size, dev);
3601 fcntl(fd, F_SETFL, O_NONBLOCK);
3605 static int tap_open(char *ifname, int ifname_size)
3610 fd = open("/dev/net/tun", O_RDWR);
3612 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3615 memset(&ifr, 0, sizeof(ifr));
3616 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
3617 if (ifname[0] != '\0')
3618 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
3620 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
3621 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
3623 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3627 pstrcpy(ifname, ifname_size, ifr.ifr_name);
3628 fcntl(fd, F_SETFL, O_NONBLOCK);
3633 static int net_tap_init(VLANState *vlan, const char *ifname1,
3634 const char *setup_script)
3637 int pid, status, fd;
3642 if (ifname1 != NULL)
3643 pstrcpy(ifname, sizeof(ifname), ifname1);
3646 fd = tap_open(ifname, sizeof(ifname));
3650 if (!setup_script || !strcmp(setup_script, "no"))
3652 if (setup_script[0] != '\0') {
3653 /* try to launch network init script */
3657 int open_max = sysconf (_SC_OPEN_MAX), i;
3658 for (i = 0; i < open_max; i++)
3659 if (i != STDIN_FILENO &&
3660 i != STDOUT_FILENO &&
3661 i != STDERR_FILENO &&
3666 *parg++ = (char *)setup_script;
3669 execv(setup_script, args);
3672 while (waitpid(pid, &status, 0) != pid);
3673 if (!WIFEXITED(status) ||
3674 WEXITSTATUS(status) != 0) {
3675 fprintf(stderr, "%s: could not launch network script\n",
3681 s = net_tap_fd_init(vlan, fd);
3684 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3685 "tap: ifname=%s setup_script=%s", ifname, setup_script);
3689 #endif /* !_WIN32 */
3691 /* network connection */
3692 typedef struct NetSocketState {
3693 VLANClientState *vc;
3695 int state; /* 0 = getting length, 1 = getting data */
3699 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
3702 typedef struct NetSocketListenState {
3705 } NetSocketListenState;
3707 /* XXX: we consider we can send the whole packet without blocking */
3708 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
3710 NetSocketState *s = opaque;
3714 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
3715 send_all(s->fd, buf, size);
3718 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
3720 NetSocketState *s = opaque;
3721 sendto(s->fd, buf, size, 0,
3722 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
3725 static void net_socket_send(void *opaque)
3727 NetSocketState *s = opaque;
3732 size = recv(s->fd, buf1, sizeof(buf1), 0);
3734 err = socket_error();
3735 if (err != EWOULDBLOCK)
3737 } else if (size == 0) {
3738 /* end of connection */
3740 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3746 /* reassemble a packet from the network */
3752 memcpy(s->buf + s->index, buf, l);
3756 if (s->index == 4) {
3758 s->packet_len = ntohl(*(uint32_t *)s->buf);
3764 l = s->packet_len - s->index;
3767 memcpy(s->buf + s->index, buf, l);
3771 if (s->index >= s->packet_len) {
3772 qemu_send_packet(s->vc, s->buf, s->packet_len);
3781 static void net_socket_send_dgram(void *opaque)
3783 NetSocketState *s = opaque;
3786 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
3790 /* end of connection */
3791 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3794 qemu_send_packet(s->vc, s->buf, size);
3797 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
3802 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
3803 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
3804 inet_ntoa(mcastaddr->sin_addr),
3805 (int)ntohl(mcastaddr->sin_addr.s_addr));
3809 fd = socket(PF_INET, SOCK_DGRAM, 0);
3811 perror("socket(PF_INET, SOCK_DGRAM)");
3816 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
3817 (const char *)&val, sizeof(val));
3819 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3823 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
3829 /* Add host to multicast group */
3830 imr.imr_multiaddr = mcastaddr->sin_addr;
3831 imr.imr_interface.s_addr = htonl(INADDR_ANY);
3833 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
3834 (const char *)&imr, sizeof(struct ip_mreq));
3836 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3840 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3842 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
3843 (const char *)&val, sizeof(val));
3845 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3849 socket_set_nonblock(fd);
3857 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
3860 struct sockaddr_in saddr;
3862 socklen_t saddr_len;
3865 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3866 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3867 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3871 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
3873 if (saddr.sin_addr.s_addr==0) {
3874 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3878 /* clone dgram socket */
3879 newfd = net_socket_mcast_create(&saddr);
3881 /* error already reported by net_socket_mcast_create() */
3885 /* clone newfd to fd, close newfd */
3890 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3891 fd, strerror(errno));
3896 s = qemu_mallocz(sizeof(NetSocketState));
3901 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
3902 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
3904 /* mcast: save bound address as dst */
3905 if (is_connected) s->dgram_dst=saddr;
3907 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3908 "socket: fd=%d (%s mcast=%s:%d)",
3909 fd, is_connected? "cloned" : "",
3910 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3914 static void net_socket_connect(void *opaque)
3916 NetSocketState *s = opaque;
3917 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
3920 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
3924 s = qemu_mallocz(sizeof(NetSocketState));
3928 s->vc = qemu_new_vlan_client(vlan,
3929 net_socket_receive, NULL, s);
3930 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3931 "socket: fd=%d", fd);
3933 net_socket_connect(s);
3935 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
3940 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
3943 int so_type=-1, optlen=sizeof(so_type);
3945 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
3946 fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
3951 return net_socket_fd_init_dgram(vlan, fd, is_connected);
3953 return net_socket_fd_init_stream(vlan, fd, is_connected);
3955 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3956 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
3957 return net_socket_fd_init_stream(vlan, fd, is_connected);
3962 static void net_socket_accept(void *opaque)
3964 NetSocketListenState *s = opaque;
3966 struct sockaddr_in saddr;
3971 len = sizeof(saddr);
3972 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
3973 if (fd < 0 && errno != EINTR) {
3975 } else if (fd >= 0) {
3979 s1 = net_socket_fd_init(s->vlan, fd, 1);
3983 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
3984 "socket: connection from %s:%d",
3985 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3989 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
3991 NetSocketListenState *s;
3993 struct sockaddr_in saddr;
3995 if (parse_host_port(&saddr, host_str) < 0)
3998 s = qemu_mallocz(sizeof(NetSocketListenState));
4002 fd = socket(PF_INET, SOCK_STREAM, 0);
4007 socket_set_nonblock(fd);
4009 /* allow fast reuse */
4011 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
4013 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4018 ret = listen(fd, 0);
4025 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
4029 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
4032 int fd, connected, ret, err;
4033 struct sockaddr_in saddr;
4035 if (parse_host_port(&saddr, host_str) < 0)
4038 fd = socket(PF_INET, SOCK_STREAM, 0);
4043 socket_set_nonblock(fd);
4047 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4049 err = socket_error();
4050 if (err == EINTR || err == EWOULDBLOCK) {
4051 } else if (err == EINPROGRESS) {
4054 } else if (err == WSAEALREADY) {
4067 s = net_socket_fd_init(vlan, fd, connected);
4070 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4071 "socket: connect to %s:%d",
4072 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4076 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4080 struct sockaddr_in saddr;
4082 if (parse_host_port(&saddr, host_str) < 0)
4086 fd = net_socket_mcast_create(&saddr);
4090 s = net_socket_fd_init(vlan, fd, 0);
4094 s->dgram_dst = saddr;
4096 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4097 "socket: mcast=%s:%d",
4098 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4103 static int get_param_value(char *buf, int buf_size,
4104 const char *tag, const char *str)
4113 while (*p != '\0' && *p != '=') {
4114 if ((q - option) < sizeof(option) - 1)
4122 if (!strcmp(tag, option)) {
4124 while (*p != '\0' && *p != ',') {
4125 if ((q - buf) < buf_size - 1)
4132 while (*p != '\0' && *p != ',') {
4143 static int net_client_init(const char *str)
4154 while (*p != '\0' && *p != ',') {
4155 if ((q - device) < sizeof(device) - 1)
4163 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4164 vlan_id = strtol(buf, NULL, 0);
4166 vlan = qemu_find_vlan(vlan_id);
4168 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4171 if (!strcmp(device, "nic")) {
4175 if (nb_nics >= MAX_NICS) {
4176 fprintf(stderr, "Too Many NICs\n");
4179 nd = &nd_table[nb_nics];
4180 macaddr = nd->macaddr;
4186 macaddr[5] = 0x56 + nb_nics;
4188 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4189 if (parse_macaddr(macaddr, buf) < 0) {
4190 fprintf(stderr, "invalid syntax for ethernet address\n");
4194 if (get_param_value(buf, sizeof(buf), "model", p)) {
4195 nd->model = strdup(buf);
4201 if (!strcmp(device, "none")) {
4202 /* does nothing. It is needed to signal that no network cards
4207 if (!strcmp(device, "user")) {
4208 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4209 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4211 ret = net_slirp_init(vlan);
4215 if (!strcmp(device, "tap")) {
4217 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4218 fprintf(stderr, "tap: no interface name\n");
4221 ret = tap_win32_init(vlan, ifname);
4224 if (!strcmp(device, "tap")) {
4226 char setup_script[1024];
4228 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4229 fd = strtol(buf, NULL, 0);
4231 if (net_tap_fd_init(vlan, fd))
4234 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4237 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4238 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4240 ret = net_tap_init(vlan, ifname, setup_script);
4244 if (!strcmp(device, "socket")) {
4245 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4247 fd = strtol(buf, NULL, 0);
4249 if (net_socket_fd_init(vlan, fd, 1))
4251 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4252 ret = net_socket_listen_init(vlan, buf);
4253 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4254 ret = net_socket_connect_init(vlan, buf);
4255 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4256 ret = net_socket_mcast_init(vlan, buf);
4258 fprintf(stderr, "Unknown socket options: %s\n", p);
4263 fprintf(stderr, "Unknown network device: %s\n", device);
4267 fprintf(stderr, "Could not initialize device '%s'\n", device);
4273 void do_info_network(void)
4276 VLANClientState *vc;
4278 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4279 term_printf("VLAN %d devices:\n", vlan->id);
4280 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4281 term_printf(" %s\n", vc->info_str);
4285 /***********************************************************/
4288 static USBPort *used_usb_ports;
4289 static USBPort *free_usb_ports;
4291 /* ??? Maybe change this to register a hub to keep track of the topology. */
4292 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
4293 usb_attachfn attach)
4295 port->opaque = opaque;
4296 port->index = index;
4297 port->attach = attach;
4298 port->next = free_usb_ports;
4299 free_usb_ports = port;
4302 static int usb_device_add(const char *devname)
4308 if (!free_usb_ports)
4311 if (strstart(devname, "host:", &p)) {
4312 dev = usb_host_device_open(p);
4313 } else if (!strcmp(devname, "mouse")) {
4314 dev = usb_mouse_init();
4315 } else if (!strcmp(devname, "tablet")) {
4316 dev = usb_tablet_init();
4317 } else if (strstart(devname, "disk:", &p)) {
4318 dev = usb_msd_init(p);
4325 /* Find a USB port to add the device to. */
4326 port = free_usb_ports;
4330 /* Create a new hub and chain it on. */
4331 free_usb_ports = NULL;
4332 port->next = used_usb_ports;
4333 used_usb_ports = port;
4335 hub = usb_hub_init(VM_USB_HUB_SIZE);
4336 usb_attach(port, hub);
4337 port = free_usb_ports;
4340 free_usb_ports = port->next;
4341 port->next = used_usb_ports;
4342 used_usb_ports = port;
4343 usb_attach(port, dev);
4347 static int usb_device_del(const char *devname)
4355 if (!used_usb_ports)
4358 p = strchr(devname, '.');
4361 bus_num = strtoul(devname, NULL, 0);
4362 addr = strtoul(p + 1, NULL, 0);
4366 lastp = &used_usb_ports;
4367 port = used_usb_ports;
4368 while (port && port->dev->addr != addr) {
4369 lastp = &port->next;
4377 *lastp = port->next;
4378 usb_attach(port, NULL);
4379 dev->handle_destroy(dev);
4380 port->next = free_usb_ports;
4381 free_usb_ports = port;
4385 void do_usb_add(const char *devname)
4388 ret = usb_device_add(devname);
4390 term_printf("Could not add USB device '%s'\n", devname);
4393 void do_usb_del(const char *devname)
4396 ret = usb_device_del(devname);
4398 term_printf("Could not remove USB device '%s'\n", devname);
4405 const char *speed_str;
4408 term_printf("USB support not enabled\n");
4412 for (port = used_usb_ports; port; port = port->next) {
4416 switch(dev->speed) {
4420 case USB_SPEED_FULL:
4423 case USB_SPEED_HIGH:
4430 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4431 0, dev->addr, speed_str, dev->devname);
4435 /***********************************************************/
4436 /* PCMCIA/Cardbus */
4438 static struct pcmcia_socket_entry_s {
4439 struct pcmcia_socket_s *socket;
4440 struct pcmcia_socket_entry_s *next;
4441 } *pcmcia_sockets = 0;
4443 void pcmcia_socket_register(struct pcmcia_socket_s *socket)
4445 struct pcmcia_socket_entry_s *entry;
4447 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
4448 entry->socket = socket;
4449 entry->next = pcmcia_sockets;
4450 pcmcia_sockets = entry;
4453 void pcmcia_socket_unregister(struct pcmcia_socket_s *socket)
4455 struct pcmcia_socket_entry_s *entry, **ptr;
4457 ptr = &pcmcia_sockets;
4458 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
4459 if (entry->socket == socket) {
4465 void pcmcia_info(void)
4467 struct pcmcia_socket_entry_s *iter;
4468 if (!pcmcia_sockets)
4469 term_printf("No PCMCIA sockets\n");
4471 for (iter = pcmcia_sockets; iter; iter = iter->next)
4472 term_printf("%s: %s\n", iter->socket->slot_string,
4473 iter->socket->attached ? iter->socket->card_string :
4477 /***********************************************************/
4480 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
4484 static void dumb_resize(DisplayState *ds, int w, int h)
4488 static void dumb_refresh(DisplayState *ds)
4493 void dumb_display_init(DisplayState *ds)
4498 ds->dpy_update = dumb_update;
4499 ds->dpy_resize = dumb_resize;
4500 ds->dpy_refresh = dumb_refresh;
4503 /***********************************************************/
4506 #define MAX_IO_HANDLERS 64
4508 typedef struct IOHandlerRecord {
4510 IOCanRWHandler *fd_read_poll;
4512 IOHandler *fd_write;
4515 /* temporary data */
4517 struct IOHandlerRecord *next;
4520 static IOHandlerRecord *first_io_handler;
4522 /* XXX: fd_read_poll should be suppressed, but an API change is
4523 necessary in the character devices to suppress fd_can_read(). */
4524 int qemu_set_fd_handler2(int fd,
4525 IOCanRWHandler *fd_read_poll,
4527 IOHandler *fd_write,
4530 IOHandlerRecord **pioh, *ioh;
4532 if (!fd_read && !fd_write) {
4533 pioh = &first_io_handler;
4538 if (ioh->fd == fd) {
4545 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4549 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
4552 ioh->next = first_io_handler;
4553 first_io_handler = ioh;
4556 ioh->fd_read_poll = fd_read_poll;
4557 ioh->fd_read = fd_read;
4558 ioh->fd_write = fd_write;
4559 ioh->opaque = opaque;
4565 int qemu_set_fd_handler(int fd,
4567 IOHandler *fd_write,
4570 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
4573 /***********************************************************/
4574 /* Polling handling */
4576 typedef struct PollingEntry {
4579 struct PollingEntry *next;
4582 static PollingEntry *first_polling_entry;
4584 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
4586 PollingEntry **ppe, *pe;
4587 pe = qemu_mallocz(sizeof(PollingEntry));
4591 pe->opaque = opaque;
4592 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
4597 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
4599 PollingEntry **ppe, *pe;
4600 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
4602 if (pe->func == func && pe->opaque == opaque) {
4611 /***********************************************************/
4612 /* Wait objects support */
4613 typedef struct WaitObjects {
4615 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
4616 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
4617 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
4620 static WaitObjects wait_objects = {0};
4622 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4624 WaitObjects *w = &wait_objects;
4626 if (w->num >= MAXIMUM_WAIT_OBJECTS)
4628 w->events[w->num] = handle;
4629 w->func[w->num] = func;
4630 w->opaque[w->num] = opaque;
4635 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4638 WaitObjects *w = &wait_objects;
4641 for (i = 0; i < w->num; i++) {
4642 if (w->events[i] == handle)
4645 w->events[i] = w->events[i + 1];
4646 w->func[i] = w->func[i + 1];
4647 w->opaque[i] = w->opaque[i + 1];
4655 /***********************************************************/
4656 /* savevm/loadvm support */
4658 #define IO_BUF_SIZE 32768
4662 BlockDriverState *bs;
4665 int64_t base_offset;
4666 int64_t buf_offset; /* start of buffer when writing, end of buffer
4669 int buf_size; /* 0 when writing */
4670 uint8_t buf[IO_BUF_SIZE];
4673 QEMUFile *qemu_fopen(const char *filename, const char *mode)
4677 f = qemu_mallocz(sizeof(QEMUFile));
4680 if (!strcmp(mode, "wb")) {
4682 } else if (!strcmp(mode, "rb")) {
4687 f->outfile = fopen(filename, mode);
4699 QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
4703 f = qemu_mallocz(sizeof(QEMUFile));
4708 f->is_writable = is_writable;
4709 f->base_offset = offset;
4713 void qemu_fflush(QEMUFile *f)
4715 if (!f->is_writable)
4717 if (f->buf_index > 0) {
4719 fseek(f->outfile, f->buf_offset, SEEK_SET);
4720 fwrite(f->buf, 1, f->buf_index, f->outfile);
4722 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
4723 f->buf, f->buf_index);
4725 f->buf_offset += f->buf_index;
4730 static void qemu_fill_buffer(QEMUFile *f)
4737 fseek(f->outfile, f->buf_offset, SEEK_SET);
4738 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
4742 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
4743 f->buf, IO_BUF_SIZE);
4749 f->buf_offset += len;
4752 void qemu_fclose(QEMUFile *f)
4762 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
4766 l = IO_BUF_SIZE - f->buf_index;
4769 memcpy(f->buf + f->buf_index, buf, l);
4773 if (f->buf_index >= IO_BUF_SIZE)
4778 void qemu_put_byte(QEMUFile *f, int v)
4780 f->buf[f->buf_index++] = v;
4781 if (f->buf_index >= IO_BUF_SIZE)
4785 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
4791 l = f->buf_size - f->buf_index;
4793 qemu_fill_buffer(f);
4794 l = f->buf_size - f->buf_index;
4800 memcpy(buf, f->buf + f->buf_index, l);
4805 return size1 - size;
4808 int qemu_get_byte(QEMUFile *f)
4810 if (f->buf_index >= f->buf_size) {
4811 qemu_fill_buffer(f);
4812 if (f->buf_index >= f->buf_size)
4815 return f->buf[f->buf_index++];
4818 int64_t qemu_ftell(QEMUFile *f)
4820 return f->buf_offset - f->buf_size + f->buf_index;
4823 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
4825 if (whence == SEEK_SET) {
4827 } else if (whence == SEEK_CUR) {
4828 pos += qemu_ftell(f);
4830 /* SEEK_END not supported */
4833 if (f->is_writable) {
4835 f->buf_offset = pos;
4837 f->buf_offset = pos;
4844 void qemu_put_be16(QEMUFile *f, unsigned int v)
4846 qemu_put_byte(f, v >> 8);
4847 qemu_put_byte(f, v);
4850 void qemu_put_be32(QEMUFile *f, unsigned int v)
4852 qemu_put_byte(f, v >> 24);
4853 qemu_put_byte(f, v >> 16);
4854 qemu_put_byte(f, v >> 8);
4855 qemu_put_byte(f, v);
4858 void qemu_put_be64(QEMUFile *f, uint64_t v)
4860 qemu_put_be32(f, v >> 32);
4861 qemu_put_be32(f, v);
4864 unsigned int qemu_get_be16(QEMUFile *f)
4867 v = qemu_get_byte(f) << 8;
4868 v |= qemu_get_byte(f);
4872 unsigned int qemu_get_be32(QEMUFile *f)
4875 v = qemu_get_byte(f) << 24;
4876 v |= qemu_get_byte(f) << 16;
4877 v |= qemu_get_byte(f) << 8;
4878 v |= qemu_get_byte(f);
4882 uint64_t qemu_get_be64(QEMUFile *f)
4885 v = (uint64_t)qemu_get_be32(f) << 32;
4886 v |= qemu_get_be32(f);
4890 typedef struct SaveStateEntry {
4894 SaveStateHandler *save_state;
4895 LoadStateHandler *load_state;
4897 struct SaveStateEntry *next;
4900 static SaveStateEntry *first_se;
4902 int register_savevm(const char *idstr,
4905 SaveStateHandler *save_state,
4906 LoadStateHandler *load_state,
4909 SaveStateEntry *se, **pse;
4911 se = qemu_malloc(sizeof(SaveStateEntry));
4914 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
4915 se->instance_id = instance_id;
4916 se->version_id = version_id;
4917 se->save_state = save_state;
4918 se->load_state = load_state;
4919 se->opaque = opaque;
4922 /* add at the end of list */
4924 while (*pse != NULL)
4925 pse = &(*pse)->next;
4930 #define QEMU_VM_FILE_MAGIC 0x5145564d
4931 #define QEMU_VM_FILE_VERSION 0x00000002
4933 int qemu_savevm_state(QEMUFile *f)
4937 int64_t cur_pos, len_pos, total_len_pos;
4939 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
4940 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
4941 total_len_pos = qemu_ftell(f);
4942 qemu_put_be64(f, 0); /* total size */
4944 for(se = first_se; se != NULL; se = se->next) {
4946 len = strlen(se->idstr);
4947 qemu_put_byte(f, len);
4948 qemu_put_buffer(f, se->idstr, len);
4950 qemu_put_be32(f, se->instance_id);
4951 qemu_put_be32(f, se->version_id);
4953 /* record size: filled later */
4954 len_pos = qemu_ftell(f);
4955 qemu_put_be32(f, 0);
4957 se->save_state(f, se->opaque);
4959 /* fill record size */
4960 cur_pos = qemu_ftell(f);
4961 len = cur_pos - len_pos - 4;
4962 qemu_fseek(f, len_pos, SEEK_SET);
4963 qemu_put_be32(f, len);
4964 qemu_fseek(f, cur_pos, SEEK_SET);
4966 cur_pos = qemu_ftell(f);
4967 qemu_fseek(f, total_len_pos, SEEK_SET);
4968 qemu_put_be64(f, cur_pos - total_len_pos - 8);
4969 qemu_fseek(f, cur_pos, SEEK_SET);
4975 static SaveStateEntry *find_se(const char *idstr, int instance_id)
4979 for(se = first_se; se != NULL; se = se->next) {
4980 if (!strcmp(se->idstr, idstr) &&
4981 instance_id == se->instance_id)
4987 int qemu_loadvm_state(QEMUFile *f)
4990 int len, ret, instance_id, record_len, version_id;
4991 int64_t total_len, end_pos, cur_pos;
4995 v = qemu_get_be32(f);
4996 if (v != QEMU_VM_FILE_MAGIC)
4998 v = qemu_get_be32(f);
4999 if (v != QEMU_VM_FILE_VERSION) {
5004 total_len = qemu_get_be64(f);
5005 end_pos = total_len + qemu_ftell(f);
5007 if (qemu_ftell(f) >= end_pos)
5009 len = qemu_get_byte(f);
5010 qemu_get_buffer(f, idstr, len);
5012 instance_id = qemu_get_be32(f);
5013 version_id = qemu_get_be32(f);
5014 record_len = qemu_get_be32(f);
5016 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5017 idstr, instance_id, version_id, record_len);
5019 cur_pos = qemu_ftell(f);
5020 se = find_se(idstr, instance_id);
5022 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5023 instance_id, idstr);
5025 ret = se->load_state(f, se->opaque, version_id);
5027 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5028 instance_id, idstr);
5031 /* always seek to exact end of record */
5032 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
5039 /* device can contain snapshots */
5040 static int bdrv_can_snapshot(BlockDriverState *bs)
5043 !bdrv_is_removable(bs) &&
5044 !bdrv_is_read_only(bs));
5047 /* device must be snapshots in order to have a reliable snapshot */
5048 static int bdrv_has_snapshot(BlockDriverState *bs)
5051 !bdrv_is_removable(bs) &&
5052 !bdrv_is_read_only(bs));
5055 static BlockDriverState *get_bs_snapshots(void)
5057 BlockDriverState *bs;
5061 return bs_snapshots;
5062 for(i = 0; i <= MAX_DISKS; i++) {
5064 if (bdrv_can_snapshot(bs))
5073 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5076 QEMUSnapshotInfo *sn_tab, *sn;
5080 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5083 for(i = 0; i < nb_sns; i++) {
5085 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5095 void do_savevm(const char *name)
5097 BlockDriverState *bs, *bs1;
5098 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5099 int must_delete, ret, i;
5100 BlockDriverInfo bdi1, *bdi = &bdi1;
5102 int saved_vm_running;
5109 bs = get_bs_snapshots();
5111 term_printf("No block device can accept snapshots\n");
5115 /* ??? Should this occur after vm_stop? */
5118 saved_vm_running = vm_running;
5123 ret = bdrv_snapshot_find(bs, old_sn, name);
5128 memset(sn, 0, sizeof(*sn));
5130 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5131 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5134 pstrcpy(sn->name, sizeof(sn->name), name);
5137 /* fill auxiliary fields */
5140 sn->date_sec = tb.time;
5141 sn->date_nsec = tb.millitm * 1000000;
5143 gettimeofday(&tv, NULL);
5144 sn->date_sec = tv.tv_sec;
5145 sn->date_nsec = tv.tv_usec * 1000;
5147 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
5149 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5150 term_printf("Device %s does not support VM state snapshots\n",
5151 bdrv_get_device_name(bs));
5155 /* save the VM state */
5156 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
5158 term_printf("Could not open VM state file\n");
5161 ret = qemu_savevm_state(f);
5162 sn->vm_state_size = qemu_ftell(f);
5165 term_printf("Error %d while writing VM\n", ret);
5169 /* create the snapshots */
5171 for(i = 0; i < MAX_DISKS; i++) {
5173 if (bdrv_has_snapshot(bs1)) {
5175 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
5177 term_printf("Error while deleting snapshot on '%s'\n",
5178 bdrv_get_device_name(bs1));
5181 ret = bdrv_snapshot_create(bs1, sn);
5183 term_printf("Error while creating snapshot on '%s'\n",
5184 bdrv_get_device_name(bs1));
5190 if (saved_vm_running)
5194 void do_loadvm(const char *name)
5196 BlockDriverState *bs, *bs1;
5197 BlockDriverInfo bdi1, *bdi = &bdi1;
5200 int saved_vm_running;
5202 bs = get_bs_snapshots();
5204 term_printf("No block device supports snapshots\n");
5208 /* Flush all IO requests so they don't interfere with the new state. */
5211 saved_vm_running = vm_running;
5214 for(i = 0; i <= MAX_DISKS; i++) {
5216 if (bdrv_has_snapshot(bs1)) {
5217 ret = bdrv_snapshot_goto(bs1, name);
5220 term_printf("Warning: ");
5223 term_printf("Snapshots not supported on device '%s'\n",
5224 bdrv_get_device_name(bs1));
5227 term_printf("Could not find snapshot '%s' on device '%s'\n",
5228 name, bdrv_get_device_name(bs1));
5231 term_printf("Error %d while activating snapshot on '%s'\n",
5232 ret, bdrv_get_device_name(bs1));
5235 /* fatal on snapshot block device */
5242 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5243 term_printf("Device %s does not support VM state snapshots\n",
5244 bdrv_get_device_name(bs));
5248 /* restore the VM state */
5249 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
5251 term_printf("Could not open VM state file\n");
5254 ret = qemu_loadvm_state(f);
5257 term_printf("Error %d while loading VM state\n", ret);
5260 if (saved_vm_running)
5264 void do_delvm(const char *name)
5266 BlockDriverState *bs, *bs1;
5269 bs = get_bs_snapshots();
5271 term_printf("No block device supports snapshots\n");
5275 for(i = 0; i <= MAX_DISKS; i++) {
5277 if (bdrv_has_snapshot(bs1)) {
5278 ret = bdrv_snapshot_delete(bs1, name);
5280 if (ret == -ENOTSUP)
5281 term_printf("Snapshots not supported on device '%s'\n",
5282 bdrv_get_device_name(bs1));
5284 term_printf("Error %d while deleting snapshot on '%s'\n",
5285 ret, bdrv_get_device_name(bs1));
5291 void do_info_snapshots(void)
5293 BlockDriverState *bs, *bs1;
5294 QEMUSnapshotInfo *sn_tab, *sn;
5298 bs = get_bs_snapshots();
5300 term_printf("No available block device supports snapshots\n");
5303 term_printf("Snapshot devices:");
5304 for(i = 0; i <= MAX_DISKS; i++) {
5306 if (bdrv_has_snapshot(bs1)) {
5308 term_printf(" %s", bdrv_get_device_name(bs1));
5313 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5315 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
5318 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
5319 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
5320 for(i = 0; i < nb_sns; i++) {
5322 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
5327 /***********************************************************/
5328 /* cpu save/restore */
5330 #if defined(TARGET_I386)
5332 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
5334 qemu_put_be32(f, dt->selector);
5335 qemu_put_betl(f, dt->base);
5336 qemu_put_be32(f, dt->limit);
5337 qemu_put_be32(f, dt->flags);
5340 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
5342 dt->selector = qemu_get_be32(f);
5343 dt->base = qemu_get_betl(f);
5344 dt->limit = qemu_get_be32(f);
5345 dt->flags = qemu_get_be32(f);
5348 void cpu_save(QEMUFile *f, void *opaque)
5350 CPUState *env = opaque;
5351 uint16_t fptag, fpus, fpuc, fpregs_format;
5355 for(i = 0; i < CPU_NB_REGS; i++)
5356 qemu_put_betls(f, &env->regs[i]);
5357 qemu_put_betls(f, &env->eip);
5358 qemu_put_betls(f, &env->eflags);
5359 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
5360 qemu_put_be32s(f, &hflags);
5364 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
5366 for(i = 0; i < 8; i++) {
5367 fptag |= ((!env->fptags[i]) << i);
5370 qemu_put_be16s(f, &fpuc);
5371 qemu_put_be16s(f, &fpus);
5372 qemu_put_be16s(f, &fptag);
5374 #ifdef USE_X86LDOUBLE
5379 qemu_put_be16s(f, &fpregs_format);
5381 for(i = 0; i < 8; i++) {
5382 #ifdef USE_X86LDOUBLE
5386 /* we save the real CPU data (in case of MMX usage only 'mant'
5387 contains the MMX register */
5388 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
5389 qemu_put_be64(f, mant);
5390 qemu_put_be16(f, exp);
5393 /* if we use doubles for float emulation, we save the doubles to
5394 avoid losing information in case of MMX usage. It can give
5395 problems if the image is restored on a CPU where long
5396 doubles are used instead. */
5397 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
5401 for(i = 0; i < 6; i++)
5402 cpu_put_seg(f, &env->segs[i]);
5403 cpu_put_seg(f, &env->ldt);
5404 cpu_put_seg(f, &env->tr);
5405 cpu_put_seg(f, &env->gdt);
5406 cpu_put_seg(f, &env->idt);
5408 qemu_put_be32s(f, &env->sysenter_cs);
5409 qemu_put_be32s(f, &env->sysenter_esp);
5410 qemu_put_be32s(f, &env->sysenter_eip);
5412 qemu_put_betls(f, &env->cr[0]);
5413 qemu_put_betls(f, &env->cr[2]);
5414 qemu_put_betls(f, &env->cr[3]);
5415 qemu_put_betls(f, &env->cr[4]);
5417 for(i = 0; i < 8; i++)
5418 qemu_put_betls(f, &env->dr[i]);
5421 qemu_put_be32s(f, &env->a20_mask);
5424 qemu_put_be32s(f, &env->mxcsr);
5425 for(i = 0; i < CPU_NB_REGS; i++) {
5426 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5427 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5430 #ifdef TARGET_X86_64
5431 qemu_put_be64s(f, &env->efer);
5432 qemu_put_be64s(f, &env->star);
5433 qemu_put_be64s(f, &env->lstar);
5434 qemu_put_be64s(f, &env->cstar);
5435 qemu_put_be64s(f, &env->fmask);
5436 qemu_put_be64s(f, &env->kernelgsbase);
5438 qemu_put_be32s(f, &env->smbase);
5441 #ifdef USE_X86LDOUBLE
5442 /* XXX: add that in a FPU generic layer */
5443 union x86_longdouble {
5448 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5449 #define EXPBIAS1 1023
5450 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5451 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5453 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
5457 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
5458 /* exponent + sign */
5459 e = EXPD1(temp) - EXPBIAS1 + 16383;
5460 e |= SIGND1(temp) >> 16;
5465 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5467 CPUState *env = opaque;
5470 uint16_t fpus, fpuc, fptag, fpregs_format;
5472 if (version_id != 3 && version_id != 4)
5474 for(i = 0; i < CPU_NB_REGS; i++)
5475 qemu_get_betls(f, &env->regs[i]);
5476 qemu_get_betls(f, &env->eip);
5477 qemu_get_betls(f, &env->eflags);
5478 qemu_get_be32s(f, &hflags);
5480 qemu_get_be16s(f, &fpuc);
5481 qemu_get_be16s(f, &fpus);
5482 qemu_get_be16s(f, &fptag);
5483 qemu_get_be16s(f, &fpregs_format);
5485 /* NOTE: we cannot always restore the FPU state if the image come
5486 from a host with a different 'USE_X86LDOUBLE' define. We guess
5487 if we are in an MMX state to restore correctly in that case. */
5488 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
5489 for(i = 0; i < 8; i++) {
5493 switch(fpregs_format) {
5495 mant = qemu_get_be64(f);
5496 exp = qemu_get_be16(f);
5497 #ifdef USE_X86LDOUBLE
5498 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5500 /* difficult case */
5502 env->fpregs[i].mmx.MMX_Q(0) = mant;
5504 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5508 mant = qemu_get_be64(f);
5509 #ifdef USE_X86LDOUBLE
5511 union x86_longdouble *p;
5512 /* difficult case */
5513 p = (void *)&env->fpregs[i];
5518 fp64_to_fp80(p, mant);
5522 env->fpregs[i].mmx.MMX_Q(0) = mant;
5531 /* XXX: restore FPU round state */
5532 env->fpstt = (fpus >> 11) & 7;
5533 env->fpus = fpus & ~0x3800;
5535 for(i = 0; i < 8; i++) {
5536 env->fptags[i] = (fptag >> i) & 1;
5539 for(i = 0; i < 6; i++)
5540 cpu_get_seg(f, &env->segs[i]);
5541 cpu_get_seg(f, &env->ldt);
5542 cpu_get_seg(f, &env->tr);
5543 cpu_get_seg(f, &env->gdt);
5544 cpu_get_seg(f, &env->idt);
5546 qemu_get_be32s(f, &env->sysenter_cs);
5547 qemu_get_be32s(f, &env->sysenter_esp);
5548 qemu_get_be32s(f, &env->sysenter_eip);
5550 qemu_get_betls(f, &env->cr[0]);
5551 qemu_get_betls(f, &env->cr[2]);
5552 qemu_get_betls(f, &env->cr[3]);
5553 qemu_get_betls(f, &env->cr[4]);
5555 for(i = 0; i < 8; i++)
5556 qemu_get_betls(f, &env->dr[i]);
5559 qemu_get_be32s(f, &env->a20_mask);
5561 qemu_get_be32s(f, &env->mxcsr);
5562 for(i = 0; i < CPU_NB_REGS; i++) {
5563 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5564 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5567 #ifdef TARGET_X86_64
5568 qemu_get_be64s(f, &env->efer);
5569 qemu_get_be64s(f, &env->star);
5570 qemu_get_be64s(f, &env->lstar);
5571 qemu_get_be64s(f, &env->cstar);
5572 qemu_get_be64s(f, &env->fmask);
5573 qemu_get_be64s(f, &env->kernelgsbase);
5575 if (version_id >= 4)
5576 qemu_get_be32s(f, &env->smbase);
5578 /* XXX: compute hflags from scratch, except for CPL and IIF */
5579 env->hflags = hflags;
5584 #elif defined(TARGET_PPC)
5585 void cpu_save(QEMUFile *f, void *opaque)
5589 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5594 #elif defined(TARGET_MIPS)
5595 void cpu_save(QEMUFile *f, void *opaque)
5599 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5604 #elif defined(TARGET_SPARC)
5605 void cpu_save(QEMUFile *f, void *opaque)
5607 CPUState *env = opaque;
5611 for(i = 0; i < 8; i++)
5612 qemu_put_betls(f, &env->gregs[i]);
5613 for(i = 0; i < NWINDOWS * 16; i++)
5614 qemu_put_betls(f, &env->regbase[i]);
5617 for(i = 0; i < TARGET_FPREGS; i++) {
5623 qemu_put_be32(f, u.i);
5626 qemu_put_betls(f, &env->pc);
5627 qemu_put_betls(f, &env->npc);
5628 qemu_put_betls(f, &env->y);
5630 qemu_put_be32(f, tmp);
5631 qemu_put_betls(f, &env->fsr);
5632 qemu_put_betls(f, &env->tbr);
5633 #ifndef TARGET_SPARC64
5634 qemu_put_be32s(f, &env->wim);
5636 for(i = 0; i < 16; i++)
5637 qemu_put_be32s(f, &env->mmuregs[i]);
5641 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5643 CPUState *env = opaque;
5647 for(i = 0; i < 8; i++)
5648 qemu_get_betls(f, &env->gregs[i]);
5649 for(i = 0; i < NWINDOWS * 16; i++)
5650 qemu_get_betls(f, &env->regbase[i]);
5653 for(i = 0; i < TARGET_FPREGS; i++) {
5658 u.i = qemu_get_be32(f);
5662 qemu_get_betls(f, &env->pc);
5663 qemu_get_betls(f, &env->npc);
5664 qemu_get_betls(f, &env->y);
5665 tmp = qemu_get_be32(f);
5666 env->cwp = 0; /* needed to ensure that the wrapping registers are
5667 correctly updated */
5669 qemu_get_betls(f, &env->fsr);
5670 qemu_get_betls(f, &env->tbr);
5671 #ifndef TARGET_SPARC64
5672 qemu_get_be32s(f, &env->wim);
5674 for(i = 0; i < 16; i++)
5675 qemu_get_be32s(f, &env->mmuregs[i]);
5681 #elif defined(TARGET_ARM)
5683 /* ??? Need to implement these. */
5684 void cpu_save(QEMUFile *f, void *opaque)
5688 int cpu_load(QEMUFile *f, void *opaque, int version_id)
5695 #warning No CPU save/restore functions
5699 /***********************************************************/
5700 /* ram save/restore */
5702 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
5706 v = qemu_get_byte(f);
5709 if (qemu_get_buffer(f, buf, len) != len)
5713 v = qemu_get_byte(f);
5714 memset(buf, v, len);
5722 static int ram_load_v1(QEMUFile *f, void *opaque)
5726 if (qemu_get_be32(f) != phys_ram_size)
5728 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
5729 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
5736 #define BDRV_HASH_BLOCK_SIZE 1024
5737 #define IOBUF_SIZE 4096
5738 #define RAM_CBLOCK_MAGIC 0xfabe
5740 typedef struct RamCompressState {
5743 uint8_t buf[IOBUF_SIZE];
5746 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
5749 memset(s, 0, sizeof(*s));
5751 ret = deflateInit2(&s->zstream, 1,
5753 9, Z_DEFAULT_STRATEGY);
5756 s->zstream.avail_out = IOBUF_SIZE;
5757 s->zstream.next_out = s->buf;
5761 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
5763 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
5764 qemu_put_be16(s->f, len);
5765 qemu_put_buffer(s->f, buf, len);
5768 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
5772 s->zstream.avail_in = len;
5773 s->zstream.next_in = (uint8_t *)buf;
5774 while (s->zstream.avail_in > 0) {
5775 ret = deflate(&s->zstream, Z_NO_FLUSH);
5778 if (s->zstream.avail_out == 0) {
5779 ram_put_cblock(s, s->buf, IOBUF_SIZE);
5780 s->zstream.avail_out = IOBUF_SIZE;
5781 s->zstream.next_out = s->buf;
5787 static void ram_compress_close(RamCompressState *s)
5791 /* compress last bytes */
5793 ret = deflate(&s->zstream, Z_FINISH);
5794 if (ret == Z_OK || ret == Z_STREAM_END) {
5795 len = IOBUF_SIZE - s->zstream.avail_out;
5797 ram_put_cblock(s, s->buf, len);
5799 s->zstream.avail_out = IOBUF_SIZE;
5800 s->zstream.next_out = s->buf;
5801 if (ret == Z_STREAM_END)
5808 deflateEnd(&s->zstream);
5811 typedef struct RamDecompressState {
5814 uint8_t buf[IOBUF_SIZE];
5815 } RamDecompressState;
5817 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
5820 memset(s, 0, sizeof(*s));
5822 ret = inflateInit(&s->zstream);
5828 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
5832 s->zstream.avail_out = len;
5833 s->zstream.next_out = buf;
5834 while (s->zstream.avail_out > 0) {
5835 if (s->zstream.avail_in == 0) {
5836 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
5838 clen = qemu_get_be16(s->f);
5839 if (clen > IOBUF_SIZE)
5841 qemu_get_buffer(s->f, s->buf, clen);
5842 s->zstream.avail_in = clen;
5843 s->zstream.next_in = s->buf;
5845 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
5846 if (ret != Z_OK && ret != Z_STREAM_END) {
5853 static void ram_decompress_close(RamDecompressState *s)
5855 inflateEnd(&s->zstream);
5858 static void ram_save(QEMUFile *f, void *opaque)
5861 RamCompressState s1, *s = &s1;
5864 qemu_put_be32(f, phys_ram_size);
5865 if (ram_compress_open(s, f) < 0)
5867 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
5869 if (tight_savevm_enabled) {
5873 /* find if the memory block is available on a virtual
5876 for(j = 0; j < MAX_DISKS; j++) {
5878 sector_num = bdrv_hash_find(bs_table[j],
5879 phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
5880 if (sector_num >= 0)
5885 goto normal_compress;
5888 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
5889 ram_compress_buf(s, buf, 10);
5895 ram_compress_buf(s, buf, 1);
5896 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
5899 ram_compress_close(s);
5902 static int ram_load(QEMUFile *f, void *opaque, int version_id)
5904 RamDecompressState s1, *s = &s1;
5908 if (version_id == 1)
5909 return ram_load_v1(f, opaque);
5910 if (version_id != 2)
5912 if (qemu_get_be32(f) != phys_ram_size)
5914 if (ram_decompress_open(s, f) < 0)
5916 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
5917 if (ram_decompress_buf(s, buf, 1) < 0) {
5918 fprintf(stderr, "Error while reading ram block header\n");
5922 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
5923 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
5932 ram_decompress_buf(s, buf + 1, 9);
5934 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
5935 if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
5936 fprintf(stderr, "Invalid block device index %d\n", bs_index);
5939 if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
5940 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
5941 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
5942 bs_index, sector_num);
5949 printf("Error block header\n");
5953 ram_decompress_close(s);
5957 /***********************************************************/
5958 /* bottom halves (can be seen as timers which expire ASAP) */
5967 static QEMUBH *first_bh = NULL;
5969 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
5972 bh = qemu_mallocz(sizeof(QEMUBH));
5976 bh->opaque = opaque;
5980 int qemu_bh_poll(void)
5999 void qemu_bh_schedule(QEMUBH *bh)
6001 CPUState *env = cpu_single_env;
6005 bh->next = first_bh;
6008 /* stop the currently executing CPU to execute the BH ASAP */
6010 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
6014 void qemu_bh_cancel(QEMUBH *bh)
6017 if (bh->scheduled) {
6020 pbh = &(*pbh)->next;
6026 void qemu_bh_delete(QEMUBH *bh)
6032 /***********************************************************/
6033 /* machine registration */
6035 QEMUMachine *first_machine = NULL;
6037 int qemu_register_machine(QEMUMachine *m)
6040 pm = &first_machine;
6048 QEMUMachine *find_machine(const char *name)
6052 for(m = first_machine; m != NULL; m = m->next) {
6053 if (!strcmp(m->name, name))
6059 /***********************************************************/
6060 /* main execution loop */
6062 void gui_update(void *opaque)
6064 display_state.dpy_refresh(&display_state);
6065 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
6068 struct vm_change_state_entry {
6069 VMChangeStateHandler *cb;
6071 LIST_ENTRY (vm_change_state_entry) entries;
6074 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
6076 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
6079 VMChangeStateEntry *e;
6081 e = qemu_mallocz(sizeof (*e));
6087 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
6091 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
6093 LIST_REMOVE (e, entries);
6097 static void vm_state_notify(int running)
6099 VMChangeStateEntry *e;
6101 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
6102 e->cb(e->opaque, running);
6106 /* XXX: support several handlers */
6107 static VMStopHandler *vm_stop_cb;
6108 static void *vm_stop_opaque;
6110 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
6113 vm_stop_opaque = opaque;
6117 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
6131 void vm_stop(int reason)
6134 cpu_disable_ticks();
6138 vm_stop_cb(vm_stop_opaque, reason);
6145 /* reset/shutdown handler */
6147 typedef struct QEMUResetEntry {
6148 QEMUResetHandler *func;
6150 struct QEMUResetEntry *next;
6153 static QEMUResetEntry *first_reset_entry;
6154 static int reset_requested;
6155 static int shutdown_requested;
6156 static int powerdown_requested;
6158 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
6160 QEMUResetEntry **pre, *re;
6162 pre = &first_reset_entry;
6163 while (*pre != NULL)
6164 pre = &(*pre)->next;
6165 re = qemu_mallocz(sizeof(QEMUResetEntry));
6167 re->opaque = opaque;
6172 static void qemu_system_reset(void)
6176 /* reset all devices */
6177 for(re = first_reset_entry; re != NULL; re = re->next) {
6178 re->func(re->opaque);
6182 void qemu_system_reset_request(void)
6185 shutdown_requested = 1;
6187 reset_requested = 1;
6190 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6193 void qemu_system_shutdown_request(void)
6195 shutdown_requested = 1;
6197 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6200 void qemu_system_powerdown_request(void)
6202 powerdown_requested = 1;
6204 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
6207 void main_loop_wait(int timeout)
6209 IOHandlerRecord *ioh;
6210 fd_set rfds, wfds, xfds;
6219 /* XXX: need to suppress polling by better using win32 events */
6221 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
6222 ret |= pe->func(pe->opaque);
6227 WaitObjects *w = &wait_objects;
6229 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
6230 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
6231 if (w->func[ret - WAIT_OBJECT_0])
6232 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
6234 /* Check for additional signaled events */
6235 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
6237 /* Check if event is signaled */
6238 ret2 = WaitForSingleObject(w->events[i], 0);
6239 if(ret2 == WAIT_OBJECT_0) {
6241 w->func[i](w->opaque[i]);
6242 } else if (ret2 == WAIT_TIMEOUT) {
6244 err = GetLastError();
6245 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
6248 } else if (ret == WAIT_TIMEOUT) {
6250 err = GetLastError();
6251 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
6255 /* poll any events */
6256 /* XXX: separate device handlers from system ones */
6261 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6265 (!ioh->fd_read_poll ||
6266 ioh->fd_read_poll(ioh->opaque) != 0)) {
6267 FD_SET(ioh->fd, &rfds);
6271 if (ioh->fd_write) {
6272 FD_SET(ioh->fd, &wfds);
6282 tv.tv_usec = timeout * 1000;
6284 #if defined(CONFIG_SLIRP)
6286 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
6289 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
6291 IOHandlerRecord **pioh;
6293 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6296 if (FD_ISSET(ioh->fd, &rfds)) {
6297 ioh->fd_read(ioh->opaque);
6299 if (FD_ISSET(ioh->fd, &wfds)) {
6300 ioh->fd_write(ioh->opaque);
6304 /* remove deleted IO handlers */
6305 pioh = &first_io_handler;
6315 #if defined(CONFIG_SLIRP)
6322 slirp_select_poll(&rfds, &wfds, &xfds);
6329 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
6330 qemu_get_clock(vm_clock));
6331 /* run dma transfers, if any */
6335 /* real time timers */
6336 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
6337 qemu_get_clock(rt_clock));
6340 static CPUState *cur_cpu;
6345 #ifdef CONFIG_PROFILER
6350 cur_cpu = first_cpu;
6357 env = env->next_cpu;
6360 #ifdef CONFIG_PROFILER
6361 ti = profile_getclock();
6363 ret = cpu_exec(env);
6364 #ifdef CONFIG_PROFILER
6365 qemu_time += profile_getclock() - ti;
6367 if (ret == EXCP_HLT) {
6368 /* Give the next CPU a chance to run. */
6372 if (ret != EXCP_HALTED)
6374 /* all CPUs are halted ? */
6380 if (shutdown_requested) {
6381 ret = EXCP_INTERRUPT;
6384 if (reset_requested) {
6385 reset_requested = 0;
6386 qemu_system_reset();
6387 ret = EXCP_INTERRUPT;
6389 if (powerdown_requested) {
6390 powerdown_requested = 0;
6391 qemu_system_powerdown();
6392 ret = EXCP_INTERRUPT;
6394 if (ret == EXCP_DEBUG) {
6395 vm_stop(EXCP_DEBUG);
6397 /* If all cpus are halted then wait until the next IRQ */
6398 /* XXX: use timeout computed from timers */
6399 if (ret == EXCP_HALTED)
6406 #ifdef CONFIG_PROFILER
6407 ti = profile_getclock();
6409 main_loop_wait(timeout);
6410 #ifdef CONFIG_PROFILER
6411 dev_time += profile_getclock() - ti;
6414 cpu_disable_ticks();
6420 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
6421 "usage: %s [options] [disk_image]\n"
6423 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6425 "Standard options:\n"
6426 "-M machine select emulated machine (-M ? for list)\n"
6427 "-cpu cpu select CPU (-cpu ? for list)\n"
6428 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6429 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6430 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6431 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6432 "-mtdblock file use 'file' as on-board Flash memory image\n"
6433 "-sd file use 'file' as SecureDigital card image\n"
6434 "-pflash file use 'file' as a parallel flash image\n"
6435 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6436 "-snapshot write to temporary files instead of disk image files\n"
6438 "-no-frame open SDL window without a frame and window decorations\n"
6439 "-no-quit disable SDL window close capability\n"
6442 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6444 "-m megs set virtual RAM size to megs MB [default=%d]\n"
6445 "-smp n set the number of CPUs to 'n' [default=1]\n"
6446 "-nographic disable graphical output and redirect serial I/Os to console\n"
6447 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
6449 "-k language use keyboard layout (for example \"fr\" for French)\n"
6452 "-audio-help print list of audio drivers and their options\n"
6453 "-soundhw c1,... enable audio support\n"
6454 " and only specified sound cards (comma separated list)\n"
6455 " use -soundhw ? to get the list of supported cards\n"
6456 " use -soundhw all to enable all of them\n"
6458 "-localtime set the real time clock to local time [default=utc]\n"
6459 "-full-screen start in full screen\n"
6461 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6463 "-usb enable the USB driver (will be the default soon)\n"
6464 "-usbdevice name add the host or guest USB device 'name'\n"
6465 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6466 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
6468 "-name string set the name of the guest\n"
6470 "Network options:\n"
6471 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
6472 " create a new Network Interface Card and connect it to VLAN 'n'\n"
6474 "-net user[,vlan=n][,hostname=host]\n"
6475 " connect the user mode network stack to VLAN 'n' and send\n"
6476 " hostname 'host' to DHCP clients\n"
6479 "-net tap[,vlan=n],ifname=name\n"
6480 " connect the host TAP network interface to VLAN 'n'\n"
6482 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
6483 " connect the host TAP network interface to VLAN 'n' and use\n"
6484 " the network script 'file' (default=%s);\n"
6485 " use 'script=no' to disable script execution;\n"
6486 " use 'fd=h' to connect to an already opened TAP interface\n"
6488 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
6489 " connect the vlan 'n' to another VLAN using a socket connection\n"
6490 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
6491 " connect the vlan 'n' to multicast maddr and port\n"
6492 "-net none use it alone to have zero network devices; if no -net option\n"
6493 " is provided, the default is '-net nic -net user'\n"
6496 "-tftp dir allow tftp access to files in dir [-net user]\n"
6497 "-bootp file advertise file in BOOTP replies\n"
6499 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
6501 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
6502 " redirect TCP or UDP connections from host to guest [-net user]\n"
6505 "Linux boot specific:\n"
6506 "-kernel bzImage use 'bzImage' as kernel image\n"
6507 "-append cmdline use 'cmdline' as kernel command line\n"
6508 "-initrd file use 'file' as initial ram disk\n"
6510 "Debug/Expert options:\n"
6511 "-monitor dev redirect the monitor to char device 'dev'\n"
6512 "-serial dev redirect the serial port to char device 'dev'\n"
6513 "-parallel dev redirect the parallel port to char device 'dev'\n"
6514 "-pidfile file Write PID to 'file'\n"
6515 "-S freeze CPU at startup (use 'c' to start execution)\n"
6516 "-s wait gdb connection to port\n"
6517 "-p port set gdb connection port [default=%s]\n"
6518 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
6519 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
6520 " translation (t=none or lba) (usually qemu can guess them)\n"
6521 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
6523 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
6524 "-no-kqemu disable KQEMU kernel module usage\n"
6526 #ifdef USE_CODE_COPY
6527 "-no-code-copy disable code copy acceleration\n"
6530 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
6531 " (default is CL-GD5446 PCI VGA)\n"
6532 "-no-acpi disable ACPI\n"
6534 "-no-reboot exit instead of rebooting\n"
6535 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
6536 "-vnc display start a VNC server on display\n"
6538 "-daemonize daemonize QEMU after initializing\n"
6540 "-option-rom rom load a file, rom, into the option ROM space\n"
6542 "-prom-env variable=value set OpenBIOS nvram variables\n"
6545 "During emulation, the following keys are useful:\n"
6546 "ctrl-alt-f toggle full screen\n"
6547 "ctrl-alt-n switch to virtual console 'n'\n"
6548 "ctrl-alt toggle mouse and keyboard grab\n"
6550 "When using -nographic, press 'ctrl-a h' to get some help.\n"
6555 DEFAULT_NETWORK_SCRIPT,
6557 DEFAULT_GDBSTUB_PORT,
6562 #define HAS_ARG 0x0001
6576 QEMU_OPTION_mtdblock,
6580 QEMU_OPTION_snapshot,
6582 QEMU_OPTION_no_fd_bootchk,
6585 QEMU_OPTION_nographic,
6586 QEMU_OPTION_portrait,
6588 QEMU_OPTION_audio_help,
6589 QEMU_OPTION_soundhw,
6608 QEMU_OPTION_no_code_copy,
6610 QEMU_OPTION_localtime,
6611 QEMU_OPTION_cirrusvga,
6614 QEMU_OPTION_std_vga,
6616 QEMU_OPTION_monitor,
6618 QEMU_OPTION_parallel,
6620 QEMU_OPTION_full_screen,
6621 QEMU_OPTION_no_frame,
6622 QEMU_OPTION_no_quit,
6623 QEMU_OPTION_pidfile,
6624 QEMU_OPTION_no_kqemu,
6625 QEMU_OPTION_kernel_kqemu,
6626 QEMU_OPTION_win2k_hack,
6628 QEMU_OPTION_usbdevice,
6631 QEMU_OPTION_no_acpi,
6632 QEMU_OPTION_no_reboot,
6633 QEMU_OPTION_show_cursor,
6634 QEMU_OPTION_daemonize,
6635 QEMU_OPTION_option_rom,
6636 QEMU_OPTION_semihosting,
6638 QEMU_OPTION_prom_env,
6641 typedef struct QEMUOption {
6647 const QEMUOption qemu_options[] = {
6648 { "h", 0, QEMU_OPTION_h },
6649 { "help", 0, QEMU_OPTION_h },
6651 { "M", HAS_ARG, QEMU_OPTION_M },
6652 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
6653 { "fda", HAS_ARG, QEMU_OPTION_fda },
6654 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
6655 { "hda", HAS_ARG, QEMU_OPTION_hda },
6656 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
6657 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
6658 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
6659 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
6660 { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
6661 { "sd", HAS_ARG, QEMU_OPTION_sd },
6662 { "pflash", HAS_ARG, QEMU_OPTION_pflash },
6663 { "boot", HAS_ARG, QEMU_OPTION_boot },
6664 { "snapshot", 0, QEMU_OPTION_snapshot },
6666 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
6668 { "m", HAS_ARG, QEMU_OPTION_m },
6669 { "nographic", 0, QEMU_OPTION_nographic },
6670 { "portrait", 0, QEMU_OPTION_portrait },
6671 { "k", HAS_ARG, QEMU_OPTION_k },
6673 { "audio-help", 0, QEMU_OPTION_audio_help },
6674 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
6677 { "net", HAS_ARG, QEMU_OPTION_net},
6679 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
6680 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
6682 { "smb", HAS_ARG, QEMU_OPTION_smb },
6684 { "redir", HAS_ARG, QEMU_OPTION_redir },
6687 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
6688 { "append", HAS_ARG, QEMU_OPTION_append },
6689 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
6691 { "S", 0, QEMU_OPTION_S },
6692 { "s", 0, QEMU_OPTION_s },
6693 { "p", HAS_ARG, QEMU_OPTION_p },
6694 { "d", HAS_ARG, QEMU_OPTION_d },
6695 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
6696 { "L", HAS_ARG, QEMU_OPTION_L },
6697 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
6699 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
6700 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
6702 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6703 { "g", 1, QEMU_OPTION_g },
6705 { "localtime", 0, QEMU_OPTION_localtime },
6706 { "std-vga", 0, QEMU_OPTION_std_vga },
6707 { "echr", 1, QEMU_OPTION_echr },
6708 { "monitor", 1, QEMU_OPTION_monitor },
6709 { "serial", 1, QEMU_OPTION_serial },
6710 { "parallel", 1, QEMU_OPTION_parallel },
6711 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
6712 { "full-screen", 0, QEMU_OPTION_full_screen },
6714 { "no-frame", 0, QEMU_OPTION_no_frame },
6715 { "no-quit", 0, QEMU_OPTION_no_quit },
6717 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
6718 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
6719 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
6720 { "smp", HAS_ARG, QEMU_OPTION_smp },
6721 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
6723 /* temporary options */
6724 { "usb", 0, QEMU_OPTION_usb },
6725 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
6726 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
6727 { "no-acpi", 0, QEMU_OPTION_no_acpi },
6728 { "no-reboot", 0, QEMU_OPTION_no_reboot },
6729 { "show-cursor", 0, QEMU_OPTION_show_cursor },
6730 { "daemonize", 0, QEMU_OPTION_daemonize },
6731 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
6732 #if defined(TARGET_ARM)
6733 { "semihosting", 0, QEMU_OPTION_semihosting },
6735 { "name", HAS_ARG, QEMU_OPTION_name },
6736 #if defined(TARGET_SPARC)
6737 { "prom-env", HAS_ARG, QEMU_OPTION_prom_env },
6742 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
6744 /* this stack is only used during signal handling */
6745 #define SIGNAL_STACK_SIZE 32768
6747 static uint8_t *signal_stack;
6751 /* password input */
6753 int qemu_key_check(BlockDriverState *bs, const char *name)
6758 if (!bdrv_is_encrypted(bs))
6761 term_printf("%s is encrypted.\n", name);
6762 for(i = 0; i < 3; i++) {
6763 monitor_readline("Password: ", 1, password, sizeof(password));
6764 if (bdrv_set_key(bs, password) == 0)
6766 term_printf("invalid password\n");
6771 static BlockDriverState *get_bdrv(int index)
6773 BlockDriverState *bs;
6776 bs = bs_table[index];
6777 } else if (index < 6) {
6778 bs = fd_table[index - 4];
6785 static void read_passwords(void)
6787 BlockDriverState *bs;
6790 for(i = 0; i < 6; i++) {
6793 qemu_key_check(bs, bdrv_get_device_name(bs));
6797 /* XXX: currently we cannot use simultaneously different CPUs */
6798 void register_machines(void)
6800 #if defined(TARGET_I386)
6801 qemu_register_machine(&pc_machine);
6802 qemu_register_machine(&isapc_machine);
6803 #elif defined(TARGET_PPC)
6804 qemu_register_machine(&heathrow_machine);
6805 qemu_register_machine(&core99_machine);
6806 qemu_register_machine(&prep_machine);
6807 qemu_register_machine(&ref405ep_machine);
6808 qemu_register_machine(&taihu_machine);
6809 #elif defined(TARGET_MIPS)
6810 qemu_register_machine(&mips_machine);
6811 qemu_register_machine(&mips_malta_machine);
6812 qemu_register_machine(&mips_pica61_machine);
6813 #elif defined(TARGET_SPARC)
6814 #ifdef TARGET_SPARC64
6815 qemu_register_machine(&sun4u_machine);
6817 qemu_register_machine(&ss5_machine);
6818 qemu_register_machine(&ss10_machine);
6820 #elif defined(TARGET_ARM)
6821 qemu_register_machine(&integratorcp_machine);
6822 qemu_register_machine(&versatilepb_machine);
6823 qemu_register_machine(&versatileab_machine);
6824 qemu_register_machine(&realview_machine);
6825 qemu_register_machine(&akitapda_machine);
6826 qemu_register_machine(&spitzpda_machine);
6827 qemu_register_machine(&borzoipda_machine);
6828 qemu_register_machine(&terrierpda_machine);
6829 #elif defined(TARGET_SH4)
6830 qemu_register_machine(&shix_machine);
6831 #elif defined(TARGET_ALPHA)
6834 #error unsupported CPU
6839 struct soundhw soundhw[] = {
6840 #ifdef HAS_AUDIO_CHOICE
6847 { .init_isa = pcspk_audio_init }
6852 "Creative Sound Blaster 16",
6855 { .init_isa = SB16_init }
6862 "Yamaha YMF262 (OPL3)",
6864 "Yamaha YM3812 (OPL2)",
6868 { .init_isa = Adlib_init }
6875 "Gravis Ultrasound GF1",
6878 { .init_isa = GUS_init }
6884 "ENSONIQ AudioPCI ES1370",
6887 { .init_pci = es1370_init }
6891 { NULL, NULL, 0, 0, { NULL } }
6894 static void select_soundhw (const char *optarg)
6898 if (*optarg == '?') {
6901 printf ("Valid sound card names (comma separated):\n");
6902 for (c = soundhw; c->name; ++c) {
6903 printf ("%-11s %s\n", c->name, c->descr);
6905 printf ("\n-soundhw all will enable all of the above\n");
6906 exit (*optarg != '?');
6914 if (!strcmp (optarg, "all")) {
6915 for (c = soundhw; c->name; ++c) {
6923 e = strchr (p, ',');
6924 l = !e ? strlen (p) : (size_t) (e - p);
6926 for (c = soundhw; c->name; ++c) {
6927 if (!strncmp (c->name, p, l)) {
6936 "Unknown sound card name (too big to show)\n");
6939 fprintf (stderr, "Unknown sound card name `%.*s'\n",
6944 p += l + (e != NULL);
6948 goto show_valid_cards;
6954 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
6956 exit(STATUS_CONTROL_C_EXIT);
6961 #define MAX_NET_CLIENTS 32
6963 int main(int argc, char **argv)
6965 #ifdef CONFIG_GDBSTUB
6967 const char *gdbstub_port;
6969 int i, cdrom_index, pflash_index;
6970 int snapshot, linux_boot;
6971 const char *initrd_filename;
6972 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
6973 const char *pflash_filename[MAX_PFLASH];
6974 const char *sd_filename;
6975 const char *mtd_filename;
6976 const char *kernel_filename, *kernel_cmdline;
6977 DisplayState *ds = &display_state;
6978 int cyls, heads, secs, translation;
6979 char net_clients[MAX_NET_CLIENTS][256];
6982 const char *r, *optarg;
6983 CharDriverState *monitor_hd;
6984 char monitor_device[128];
6985 char serial_devices[MAX_SERIAL_PORTS][128];
6986 int serial_device_index;
6987 char parallel_devices[MAX_PARALLEL_PORTS][128];
6988 int parallel_device_index;
6989 const char *loadvm = NULL;
6990 QEMUMachine *machine;
6991 const char *cpu_model;
6992 char usb_devices[MAX_USB_CMDLINE][128];
6993 int usb_devices_index;
6995 const char *pid_file = NULL;
6997 LIST_INIT (&vm_change_state_head);
7000 struct sigaction act;
7001 sigfillset(&act.sa_mask);
7003 act.sa_handler = SIG_IGN;
7004 sigaction(SIGPIPE, &act, NULL);
7007 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
7008 /* Note: cpu_interrupt() is currently not SMP safe, so we force
7009 QEMU to run on a single CPU */
7014 h = GetCurrentProcess();
7015 if (GetProcessAffinityMask(h, &mask, &smask)) {
7016 for(i = 0; i < 32; i++) {
7017 if (mask & (1 << i))
7022 SetProcessAffinityMask(h, mask);
7028 register_machines();
7029 machine = first_machine;
7031 initrd_filename = NULL;
7032 for(i = 0; i < MAX_FD; i++)
7033 fd_filename[i] = NULL;
7034 for(i = 0; i < MAX_DISKS; i++)
7035 hd_filename[i] = NULL;
7036 for(i = 0; i < MAX_PFLASH; i++)
7037 pflash_filename[i] = NULL;
7040 mtd_filename = NULL;
7041 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
7042 vga_ram_size = VGA_RAM_SIZE;
7043 #ifdef CONFIG_GDBSTUB
7045 gdbstub_port = DEFAULT_GDBSTUB_PORT;
7049 kernel_filename = NULL;
7050 kernel_cmdline = "";
7056 cyls = heads = secs = 0;
7057 translation = BIOS_ATA_TRANSLATION_AUTO;
7058 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
7060 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
7061 for(i = 1; i < MAX_SERIAL_PORTS; i++)
7062 serial_devices[i][0] = '\0';
7063 serial_device_index = 0;
7065 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
7066 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
7067 parallel_devices[i][0] = '\0';
7068 parallel_device_index = 0;
7070 usb_devices_index = 0;
7075 /* default mac address of the first network interface */
7083 hd_filename[0] = argv[optind++];
7085 const QEMUOption *popt;
7088 /* Treat --foo the same as -foo. */
7091 popt = qemu_options;
7094 fprintf(stderr, "%s: invalid option -- '%s'\n",
7098 if (!strcmp(popt->name, r + 1))
7102 if (popt->flags & HAS_ARG) {
7103 if (optind >= argc) {
7104 fprintf(stderr, "%s: option '%s' requires an argument\n",
7108 optarg = argv[optind++];
7113 switch(popt->index) {
7115 machine = find_machine(optarg);
7118 printf("Supported machines are:\n");
7119 for(m = first_machine; m != NULL; m = m->next) {
7120 printf("%-10s %s%s\n",
7122 m == first_machine ? " (default)" : "");
7127 case QEMU_OPTION_cpu:
7128 /* hw initialization will check this */
7129 if (optarg[0] == '?') {
7130 #if defined(TARGET_PPC)
7131 ppc_cpu_list(stdout, &fprintf);
7132 #elif defined(TARGET_ARM)
7134 #elif defined(TARGET_MIPS)
7135 mips_cpu_list(stdout, &fprintf);
7136 #elif defined(TARGET_SPARC)
7137 sparc_cpu_list(stdout, &fprintf);
7144 case QEMU_OPTION_initrd:
7145 initrd_filename = optarg;
7147 case QEMU_OPTION_hda:
7148 case QEMU_OPTION_hdb:
7149 case QEMU_OPTION_hdc:
7150 case QEMU_OPTION_hdd:
7153 hd_index = popt->index - QEMU_OPTION_hda;
7154 hd_filename[hd_index] = optarg;
7155 if (hd_index == cdrom_index)
7159 case QEMU_OPTION_mtdblock:
7160 mtd_filename = optarg;
7162 case QEMU_OPTION_sd:
7163 sd_filename = optarg;
7165 case QEMU_OPTION_pflash:
7166 if (pflash_index >= MAX_PFLASH) {
7167 fprintf(stderr, "qemu: too many parallel flash images\n");
7170 pflash_filename[pflash_index++] = optarg;
7172 case QEMU_OPTION_snapshot:
7175 case QEMU_OPTION_hdachs:
7179 cyls = strtol(p, (char **)&p, 0);
7180 if (cyls < 1 || cyls > 16383)
7185 heads = strtol(p, (char **)&p, 0);
7186 if (heads < 1 || heads > 16)
7191 secs = strtol(p, (char **)&p, 0);
7192 if (secs < 1 || secs > 63)
7196 if (!strcmp(p, "none"))
7197 translation = BIOS_ATA_TRANSLATION_NONE;
7198 else if (!strcmp(p, "lba"))
7199 translation = BIOS_ATA_TRANSLATION_LBA;
7200 else if (!strcmp(p, "auto"))
7201 translation = BIOS_ATA_TRANSLATION_AUTO;
7204 } else if (*p != '\0') {
7206 fprintf(stderr, "qemu: invalid physical CHS format\n");
7211 case QEMU_OPTION_nographic:
7212 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
7213 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
7214 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
7217 case QEMU_OPTION_portrait:
7220 case QEMU_OPTION_kernel:
7221 kernel_filename = optarg;
7223 case QEMU_OPTION_append:
7224 kernel_cmdline = optarg;
7226 case QEMU_OPTION_cdrom:
7227 if (cdrom_index >= 0) {
7228 hd_filename[cdrom_index] = optarg;
7231 case QEMU_OPTION_boot:
7232 boot_device = optarg[0];
7233 if (boot_device != 'a' &&
7234 #if defined(TARGET_SPARC) || defined(TARGET_I386)
7236 boot_device != 'n' &&
7238 boot_device != 'c' && boot_device != 'd') {
7239 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
7243 case QEMU_OPTION_fda:
7244 fd_filename[0] = optarg;
7246 case QEMU_OPTION_fdb:
7247 fd_filename[1] = optarg;
7250 case QEMU_OPTION_no_fd_bootchk:
7254 case QEMU_OPTION_no_code_copy:
7255 code_copy_enabled = 0;
7257 case QEMU_OPTION_net:
7258 if (nb_net_clients >= MAX_NET_CLIENTS) {
7259 fprintf(stderr, "qemu: too many network clients\n");
7262 pstrcpy(net_clients[nb_net_clients],
7263 sizeof(net_clients[0]),
7268 case QEMU_OPTION_tftp:
7269 tftp_prefix = optarg;
7271 case QEMU_OPTION_bootp:
7272 bootp_filename = optarg;
7275 case QEMU_OPTION_smb:
7276 net_slirp_smb(optarg);
7279 case QEMU_OPTION_redir:
7280 net_slirp_redir(optarg);
7284 case QEMU_OPTION_audio_help:
7288 case QEMU_OPTION_soundhw:
7289 select_soundhw (optarg);
7296 ram_size = atoi(optarg) * 1024 * 1024;
7299 if (ram_size > PHYS_RAM_MAX_SIZE) {
7300 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
7301 PHYS_RAM_MAX_SIZE / (1024 * 1024));
7310 mask = cpu_str_to_log_mask(optarg);
7312 printf("Log items (comma separated):\n");
7313 for(item = cpu_log_items; item->mask != 0; item++) {
7314 printf("%-10s %s\n", item->name, item->help);
7321 #ifdef CONFIG_GDBSTUB
7326 gdbstub_port = optarg;
7336 keyboard_layout = optarg;
7338 case QEMU_OPTION_localtime:
7341 case QEMU_OPTION_cirrusvga:
7342 cirrus_vga_enabled = 1;
7345 case QEMU_OPTION_vmsvga:
7346 cirrus_vga_enabled = 0;
7349 case QEMU_OPTION_std_vga:
7350 cirrus_vga_enabled = 0;
7358 w = strtol(p, (char **)&p, 10);
7361 fprintf(stderr, "qemu: invalid resolution or depth\n");
7367 h = strtol(p, (char **)&p, 10);
7372 depth = strtol(p, (char **)&p, 10);
7373 if (depth != 8 && depth != 15 && depth != 16 &&
7374 depth != 24 && depth != 32)
7376 } else if (*p == '\0') {
7377 depth = graphic_depth;
7384 graphic_depth = depth;
7387 case QEMU_OPTION_echr:
7390 term_escape_char = strtol(optarg, &r, 0);
7392 printf("Bad argument to echr\n");
7395 case QEMU_OPTION_monitor:
7396 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
7398 case QEMU_OPTION_serial:
7399 if (serial_device_index >= MAX_SERIAL_PORTS) {
7400 fprintf(stderr, "qemu: too many serial ports\n");
7403 pstrcpy(serial_devices[serial_device_index],
7404 sizeof(serial_devices[0]), optarg);
7405 serial_device_index++;
7407 case QEMU_OPTION_parallel:
7408 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
7409 fprintf(stderr, "qemu: too many parallel ports\n");
7412 pstrcpy(parallel_devices[parallel_device_index],
7413 sizeof(parallel_devices[0]), optarg);
7414 parallel_device_index++;
7416 case QEMU_OPTION_loadvm:
7419 case QEMU_OPTION_full_screen:
7423 case QEMU_OPTION_no_frame:
7426 case QEMU_OPTION_no_quit:
7430 case QEMU_OPTION_pidfile:
7434 case QEMU_OPTION_win2k_hack:
7435 win2k_install_hack = 1;
7439 case QEMU_OPTION_no_kqemu:
7442 case QEMU_OPTION_kernel_kqemu:
7446 case QEMU_OPTION_usb:
7449 case QEMU_OPTION_usbdevice:
7451 if (usb_devices_index >= MAX_USB_CMDLINE) {
7452 fprintf(stderr, "Too many USB devices\n");
7455 pstrcpy(usb_devices[usb_devices_index],
7456 sizeof(usb_devices[usb_devices_index]),
7458 usb_devices_index++;
7460 case QEMU_OPTION_smp:
7461 smp_cpus = atoi(optarg);
7462 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
7463 fprintf(stderr, "Invalid number of CPUs\n");
7467 case QEMU_OPTION_vnc:
7468 vnc_display = optarg;
7470 case QEMU_OPTION_no_acpi:
7473 case QEMU_OPTION_no_reboot:
7476 case QEMU_OPTION_show_cursor:
7479 case QEMU_OPTION_daemonize:
7482 case QEMU_OPTION_option_rom:
7483 if (nb_option_roms >= MAX_OPTION_ROMS) {
7484 fprintf(stderr, "Too many option ROMs\n");
7487 option_rom[nb_option_roms] = optarg;
7490 case QEMU_OPTION_semihosting:
7491 semihosting_enabled = 1;
7493 case QEMU_OPTION_name:
7497 case QEMU_OPTION_prom_env:
7498 if (nb_prom_envs >= MAX_PROM_ENVS) {
7499 fprintf(stderr, "Too many prom variables\n");
7502 prom_envs[nb_prom_envs] = optarg;
7511 if (daemonize && !nographic && vnc_display == NULL) {
7512 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
7519 if (pipe(fds) == -1)
7530 len = read(fds[0], &status, 1);
7531 if (len == -1 && (errno == EINTR))
7536 else if (status == 1) {
7537 fprintf(stderr, "Could not acquire pidfile\n");
7555 signal(SIGTSTP, SIG_IGN);
7556 signal(SIGTTOU, SIG_IGN);
7557 signal(SIGTTIN, SIG_IGN);
7561 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
7564 write(fds[1], &status, 1);
7566 fprintf(stderr, "Could not acquire pid file\n");
7574 linux_boot = (kernel_filename != NULL);
7577 boot_device != 'n' &&
7578 hd_filename[0] == '\0' &&
7579 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
7580 fd_filename[0] == '\0')
7583 /* boot to floppy or the default cd if no hard disk defined yet */
7584 if (hd_filename[0] == '\0' && boot_device == 'c') {
7585 if (fd_filename[0] != '\0')
7591 setvbuf(stdout, NULL, _IOLBF, 0);
7601 /* init network clients */
7602 if (nb_net_clients == 0) {
7603 /* if no clients, we use a default config */
7604 pstrcpy(net_clients[0], sizeof(net_clients[0]),
7606 pstrcpy(net_clients[1], sizeof(net_clients[0]),
7611 for(i = 0;i < nb_net_clients; i++) {
7612 if (net_client_init(net_clients[i]) < 0)
7617 if (boot_device == 'n') {
7618 for (i = 0; i < nb_nics; i++) {
7619 const char *model = nd_table[i].model;
7623 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
7624 if (get_image_size(buf) > 0) {
7625 option_rom[nb_option_roms] = strdup(buf);
7631 fprintf(stderr, "No valid PXE rom found for network device\n");
7634 boot_device = 'c'; /* to prevent confusion by the BIOS */
7638 /* init the memory */
7639 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
7641 phys_ram_base = qemu_vmalloc(phys_ram_size);
7642 if (!phys_ram_base) {
7643 fprintf(stderr, "Could not allocate physical memory\n");
7647 /* we always create the cdrom drive, even if no disk is there */
7649 if (cdrom_index >= 0) {
7650 bs_table[cdrom_index] = bdrv_new("cdrom");
7651 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
7654 /* open the virtual block devices */
7655 for(i = 0; i < MAX_DISKS; i++) {
7656 if (hd_filename[i]) {
7659 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
7660 bs_table[i] = bdrv_new(buf);
7662 if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7663 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
7667 if (i == 0 && cyls != 0) {
7668 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
7669 bdrv_set_translation_hint(bs_table[i], translation);
7674 /* we always create at least one floppy disk */
7675 fd_table[0] = bdrv_new("fda");
7676 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
7678 for(i = 0; i < MAX_FD; i++) {
7679 if (fd_filename[i]) {
7682 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
7683 fd_table[i] = bdrv_new(buf);
7684 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
7686 if (fd_filename[i][0] != '\0') {
7687 if (bdrv_open(fd_table[i], fd_filename[i],
7688 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7689 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
7697 /* Open the virtual parallel flash block devices */
7698 for(i = 0; i < MAX_PFLASH; i++) {
7699 if (pflash_filename[i]) {
7700 if (!pflash_table[i]) {
7702 snprintf(buf, sizeof(buf), "fl%c", i + 'a');
7703 pflash_table[i] = bdrv_new(buf);
7705 if (bdrv_open(pflash_table[i], pflash_filename[i],
7706 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7707 fprintf(stderr, "qemu: could not open flash image '%s'\n",
7708 pflash_filename[i]);
7714 sd_bdrv = bdrv_new ("sd");
7715 /* FIXME: This isn't really a floppy, but it's a reasonable
7717 bdrv_set_type_hint(sd_bdrv, BDRV_TYPE_FLOPPY);
7719 if (bdrv_open(sd_bdrv, sd_filename,
7720 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7721 fprintf(stderr, "qemu: could not open SD card image %s\n",
7724 qemu_key_check(sd_bdrv, sd_filename);
7728 mtd_bdrv = bdrv_new ("mtd");
7729 if (bdrv_open(mtd_bdrv, mtd_filename,
7730 snapshot ? BDRV_O_SNAPSHOT : 0) < 0 ||
7731 qemu_key_check(mtd_bdrv, mtd_filename)) {
7732 fprintf(stderr, "qemu: could not open Flash image %s\n",
7734 bdrv_delete(mtd_bdrv);
7739 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
7740 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
7746 dumb_display_init(ds);
7747 } else if (vnc_display != NULL) {
7748 vnc_display_init(ds, vnc_display);
7750 #if defined(CONFIG_SDL)
7751 sdl_display_init(ds, full_screen, no_frame);
7752 #elif defined(CONFIG_COCOA)
7753 cocoa_display_init(ds, full_screen);
7755 dumb_display_init(ds);
7759 /* Maintain compatibility with multiple stdio monitors */
7760 if (!strcmp(monitor_device,"stdio")) {
7761 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
7762 if (!strcmp(serial_devices[i],"mon:stdio")) {
7763 monitor_device[0] = '\0';
7765 } else if (!strcmp(serial_devices[i],"stdio")) {
7766 monitor_device[0] = '\0';
7767 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
7772 if (monitor_device[0] != '\0') {
7773 monitor_hd = qemu_chr_open(monitor_device);
7775 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
7778 monitor_init(monitor_hd, !nographic);
7781 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
7782 const char *devname = serial_devices[i];
7783 if (devname[0] != '\0' && strcmp(devname, "none")) {
7784 serial_hds[i] = qemu_chr_open(devname);
7785 if (!serial_hds[i]) {
7786 fprintf(stderr, "qemu: could not open serial device '%s'\n",
7790 if (!strcmp(devname, "vc"))
7791 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
7795 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
7796 const char *devname = parallel_devices[i];
7797 if (devname[0] != '\0' && strcmp(devname, "none")) {
7798 parallel_hds[i] = qemu_chr_open(devname);
7799 if (!parallel_hds[i]) {
7800 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
7804 if (!strcmp(devname, "vc"))
7805 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
7809 machine->init(ram_size, vga_ram_size, boot_device,
7810 ds, fd_filename, snapshot,
7811 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
7813 /* init USB devices */
7815 for(i = 0; i < usb_devices_index; i++) {
7816 if (usb_device_add(usb_devices[i]) < 0) {
7817 fprintf(stderr, "Warning: could not add USB device %s\n",
7823 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
7824 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
7826 #ifdef CONFIG_GDBSTUB
7828 /* XXX: use standard host:port notation and modify options
7830 if (gdbserver_start(gdbstub_port) < 0) {
7831 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
7841 /* XXX: simplify init */
7854 len = write(fds[1], &status, 1);
7855 if (len == -1 && (errno == EINTR))
7861 fd = open("/dev/null", O_RDWR);