4 * Copyright (c) 2003-2008 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
25 #include "hw/boards.h"
27 #include "hw/pcmcia.h"
30 #include "hw/audiodev.h"
36 #include "qemu-timer.h"
37 #include "qemu-char.h"
39 #include "audio/audio.h"
50 #include <sys/times.h>
55 #include <sys/ioctl.h>
56 #include <sys/socket.h>
57 #include <netinet/in.h>
60 #include <sys/select.h>
61 #include <arpa/inet.h>
67 #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
68 #include <freebsd/stdlib.h>
72 #include <linux/if_tun.h>
75 #include <linux/rtc.h>
77 /* For the benefit of older linux systems which don't supply it,
78 we use a local copy of hpet.h. */
79 /* #include <linux/hpet.h> */
82 #include <linux/ppdev.h>
83 #include <linux/parport.h>
86 #include <sys/ethernet.h>
87 #include <sys/sockio.h>
88 #include <netinet/arp.h>
89 #include <netinet/in.h>
90 #include <netinet/in_systm.h>
91 #include <netinet/ip.h>
92 #include <netinet/ip_icmp.h> // must come after ip.h
93 #include <netinet/udp.h>
94 #include <netinet/tcp.h>
101 #include <winsock2.h>
102 int inet_aton(const char *cp, struct in_addr *ia);
105 #if defined(CONFIG_SLIRP)
106 #include "libslirp.h"
111 #include <sys/timeb.h>
112 #include <mmsystem.h>
113 #define getopt_long_only getopt_long
114 #define memalign(align, size) malloc(size)
117 #include "qemu_socket.h"
123 #endif /* CONFIG_SDL */
127 #define main qemu_main
128 #endif /* CONFIG_COCOA */
132 #include "exec-all.h"
134 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
135 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
137 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
139 #define SMBD_COMMAND "/usr/sbin/smbd"
142 //#define DEBUG_UNUSED_IOPORT
143 //#define DEBUG_IOPORT
145 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
148 #define DEFAULT_RAM_SIZE 144
150 #define DEFAULT_RAM_SIZE 128
153 #define GUI_REFRESH_INTERVAL 30
155 /* Max number of USB devices that can be specified on the commandline. */
156 #define MAX_USB_CMDLINE 8
158 /* XXX: use a two level table to limit memory usage */
159 #define MAX_IOPORTS 65536
161 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
162 const char *bios_name = NULL;
163 void *ioport_opaque[MAX_IOPORTS];
164 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
165 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
166 /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available
167 to store the VM snapshots */
168 DriveInfo drives_table[MAX_DRIVES+1];
170 /* point to the block driver where the snapshots are managed */
171 BlockDriverState *bs_snapshots;
173 static DisplayState display_state;
175 const char* keyboard_layout = NULL;
176 int64_t ticks_per_sec;
178 int pit_min_timer_count = 0;
180 NICInfo nd_table[MAX_NICS];
183 int rtc_start_date = -1; /* -1 means now */
184 int cirrus_vga_enabled = 1;
185 int vmsvga_enabled = 0;
187 int graphic_width = 1024;
188 int graphic_height = 768;
189 int graphic_depth = 8;
191 int graphic_width = 800;
192 int graphic_height = 600;
193 int graphic_depth = 15;
198 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
199 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
201 int win2k_install_hack = 0;
204 static VLANState *first_vlan;
206 const char *vnc_display;
207 #if defined(TARGET_SPARC)
209 #elif defined(TARGET_I386)
214 int acpi_enabled = 1;
218 int graphic_rotate = 0;
220 const char *option_rom[MAX_OPTION_ROMS];
222 int semihosting_enabled = 0;
227 const char *qemu_name;
230 unsigned int nb_prom_envs = 0;
231 const char *prom_envs[MAX_PROM_ENVS];
237 } drives_opt[MAX_DRIVES];
239 static CPUState *cur_cpu;
240 static CPUState *next_cpu;
241 static int event_pending = 1;
243 extern char *logfilename;
245 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
247 /***********************************************************/
248 /* x86 ISA bus support */
250 target_phys_addr_t isa_mem_base = 0;
253 static uint32_t default_ioport_readb(void *opaque, uint32_t address)
255 #ifdef DEBUG_UNUSED_IOPORT
256 fprintf(stderr, "unused inb: port=0x%04x\n", address);
261 static void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
263 #ifdef DEBUG_UNUSED_IOPORT
264 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
268 /* default is to make two byte accesses */
269 static uint32_t default_ioport_readw(void *opaque, uint32_t address)
272 data = ioport_read_table[0][address](ioport_opaque[address], address);
273 address = (address + 1) & (MAX_IOPORTS - 1);
274 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
278 static void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
280 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
281 address = (address + 1) & (MAX_IOPORTS - 1);
282 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
285 static uint32_t default_ioport_readl(void *opaque, uint32_t address)
287 #ifdef DEBUG_UNUSED_IOPORT
288 fprintf(stderr, "unused inl: port=0x%04x\n", address);
293 static void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
295 #ifdef DEBUG_UNUSED_IOPORT
296 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
300 static void init_ioports(void)
304 for(i = 0; i < MAX_IOPORTS; i++) {
305 ioport_read_table[0][i] = default_ioport_readb;
306 ioport_write_table[0][i] = default_ioport_writeb;
307 ioport_read_table[1][i] = default_ioport_readw;
308 ioport_write_table[1][i] = default_ioport_writew;
309 ioport_read_table[2][i] = default_ioport_readl;
310 ioport_write_table[2][i] = default_ioport_writel;
314 /* size is the word size in byte */
315 int register_ioport_read(int start, int length, int size,
316 IOPortReadFunc *func, void *opaque)
322 } else if (size == 2) {
324 } else if (size == 4) {
327 hw_error("register_ioport_read: invalid size");
330 for(i = start; i < start + length; i += size) {
331 ioport_read_table[bsize][i] = func;
332 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
333 hw_error("register_ioport_read: invalid opaque");
334 ioport_opaque[i] = opaque;
339 /* size is the word size in byte */
340 int register_ioport_write(int start, int length, int size,
341 IOPortWriteFunc *func, void *opaque)
347 } else if (size == 2) {
349 } else if (size == 4) {
352 hw_error("register_ioport_write: invalid size");
355 for(i = start; i < start + length; i += size) {
356 ioport_write_table[bsize][i] = func;
357 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
358 hw_error("register_ioport_write: invalid opaque");
359 ioport_opaque[i] = opaque;
364 void isa_unassign_ioport(int start, int length)
368 for(i = start; i < start + length; i++) {
369 ioport_read_table[0][i] = default_ioport_readb;
370 ioport_read_table[1][i] = default_ioport_readw;
371 ioport_read_table[2][i] = default_ioport_readl;
373 ioport_write_table[0][i] = default_ioport_writeb;
374 ioport_write_table[1][i] = default_ioport_writew;
375 ioport_write_table[2][i] = default_ioport_writel;
379 /***********************************************************/
381 void cpu_outb(CPUState *env, int addr, int val)
384 if (loglevel & CPU_LOG_IOPORT)
385 fprintf(logfile, "outb: %04x %02x\n", addr, val);
387 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
390 env->last_io_time = cpu_get_time_fast();
394 void cpu_outw(CPUState *env, int addr, int val)
397 if (loglevel & CPU_LOG_IOPORT)
398 fprintf(logfile, "outw: %04x %04x\n", addr, val);
400 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
403 env->last_io_time = cpu_get_time_fast();
407 void cpu_outl(CPUState *env, int addr, int val)
410 if (loglevel & CPU_LOG_IOPORT)
411 fprintf(logfile, "outl: %04x %08x\n", addr, val);
413 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
416 env->last_io_time = cpu_get_time_fast();
420 int cpu_inb(CPUState *env, int addr)
423 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
425 if (loglevel & CPU_LOG_IOPORT)
426 fprintf(logfile, "inb : %04x %02x\n", addr, val);
430 env->last_io_time = cpu_get_time_fast();
435 int cpu_inw(CPUState *env, int addr)
438 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
440 if (loglevel & CPU_LOG_IOPORT)
441 fprintf(logfile, "inw : %04x %04x\n", addr, val);
445 env->last_io_time = cpu_get_time_fast();
450 int cpu_inl(CPUState *env, int addr)
453 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
455 if (loglevel & CPU_LOG_IOPORT)
456 fprintf(logfile, "inl : %04x %08x\n", addr, val);
460 env->last_io_time = cpu_get_time_fast();
465 /***********************************************************/
466 void hw_error(const char *fmt, ...)
472 fprintf(stderr, "qemu: hardware error: ");
473 vfprintf(stderr, fmt, ap);
474 fprintf(stderr, "\n");
475 for(env = first_cpu; env != NULL; env = env->next_cpu) {
476 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
478 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
480 cpu_dump_state(env, stderr, fprintf, 0);
487 /***********************************************************/
490 static QEMUPutKBDEvent *qemu_put_kbd_event;
491 static void *qemu_put_kbd_event_opaque;
492 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
493 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
495 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
497 qemu_put_kbd_event_opaque = opaque;
498 qemu_put_kbd_event = func;
501 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
502 void *opaque, int absolute,
505 QEMUPutMouseEntry *s, *cursor;
507 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
511 s->qemu_put_mouse_event = func;
512 s->qemu_put_mouse_event_opaque = opaque;
513 s->qemu_put_mouse_event_absolute = absolute;
514 s->qemu_put_mouse_event_name = qemu_strdup(name);
517 if (!qemu_put_mouse_event_head) {
518 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
522 cursor = qemu_put_mouse_event_head;
523 while (cursor->next != NULL)
524 cursor = cursor->next;
527 qemu_put_mouse_event_current = s;
532 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
534 QEMUPutMouseEntry *prev = NULL, *cursor;
536 if (!qemu_put_mouse_event_head || entry == NULL)
539 cursor = qemu_put_mouse_event_head;
540 while (cursor != NULL && cursor != entry) {
542 cursor = cursor->next;
545 if (cursor == NULL) // does not exist or list empty
547 else if (prev == NULL) { // entry is head
548 qemu_put_mouse_event_head = cursor->next;
549 if (qemu_put_mouse_event_current == entry)
550 qemu_put_mouse_event_current = cursor->next;
551 qemu_free(entry->qemu_put_mouse_event_name);
556 prev->next = entry->next;
558 if (qemu_put_mouse_event_current == entry)
559 qemu_put_mouse_event_current = prev;
561 qemu_free(entry->qemu_put_mouse_event_name);
565 void kbd_put_keycode(int keycode)
567 if (qemu_put_kbd_event) {
568 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
572 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
574 QEMUPutMouseEvent *mouse_event;
575 void *mouse_event_opaque;
578 if (!qemu_put_mouse_event_current) {
583 qemu_put_mouse_event_current->qemu_put_mouse_event;
585 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
588 if (graphic_rotate) {
589 if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
592 width = graphic_width;
593 mouse_event(mouse_event_opaque,
594 width - dy, dx, dz, buttons_state);
596 mouse_event(mouse_event_opaque,
597 dx, dy, dz, buttons_state);
601 int kbd_mouse_is_absolute(void)
603 if (!qemu_put_mouse_event_current)
606 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
609 void do_info_mice(void)
611 QEMUPutMouseEntry *cursor;
614 if (!qemu_put_mouse_event_head) {
615 term_printf("No mouse devices connected\n");
619 term_printf("Mouse devices available:\n");
620 cursor = qemu_put_mouse_event_head;
621 while (cursor != NULL) {
622 term_printf("%c Mouse #%d: %s\n",
623 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
624 index, cursor->qemu_put_mouse_event_name);
626 cursor = cursor->next;
630 void do_mouse_set(int index)
632 QEMUPutMouseEntry *cursor;
635 if (!qemu_put_mouse_event_head) {
636 term_printf("No mouse devices connected\n");
640 cursor = qemu_put_mouse_event_head;
641 while (cursor != NULL && index != i) {
643 cursor = cursor->next;
647 qemu_put_mouse_event_current = cursor;
649 term_printf("Mouse at given index not found\n");
652 /* compute with 96 bit intermediate result: (a*b)/c */
653 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
658 #ifdef WORDS_BIGENDIAN
668 rl = (uint64_t)u.l.low * (uint64_t)b;
669 rh = (uint64_t)u.l.high * (uint64_t)b;
672 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
676 /***********************************************************/
677 /* real time host monotonic timer */
679 #define QEMU_TIMER_BASE 1000000000LL
683 static int64_t clock_freq;
685 static void init_get_clock(void)
689 ret = QueryPerformanceFrequency(&freq);
691 fprintf(stderr, "Could not calibrate ticks\n");
694 clock_freq = freq.QuadPart;
697 static int64_t get_clock(void)
700 QueryPerformanceCounter(&ti);
701 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
706 static int use_rt_clock;
708 static void init_get_clock(void)
711 #if defined(__linux__)
714 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
721 static int64_t get_clock(void)
723 #if defined(__linux__)
726 clock_gettime(CLOCK_MONOTONIC, &ts);
727 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
731 /* XXX: using gettimeofday leads to problems if the date
732 changes, so it should be avoided. */
734 gettimeofday(&tv, NULL);
735 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
741 /***********************************************************/
742 /* guest cycle counter */
744 static int64_t cpu_ticks_prev;
745 static int64_t cpu_ticks_offset;
746 static int64_t cpu_clock_offset;
747 static int cpu_ticks_enabled;
749 /* return the host CPU cycle counter and handle stop/restart */
750 int64_t cpu_get_ticks(void)
752 if (!cpu_ticks_enabled) {
753 return cpu_ticks_offset;
756 ticks = cpu_get_real_ticks();
757 if (cpu_ticks_prev > ticks) {
758 /* Note: non increasing ticks may happen if the host uses
760 cpu_ticks_offset += cpu_ticks_prev - ticks;
762 cpu_ticks_prev = ticks;
763 return ticks + cpu_ticks_offset;
767 /* return the host CPU monotonic timer and handle stop/restart */
768 static int64_t cpu_get_clock(void)
771 if (!cpu_ticks_enabled) {
772 return cpu_clock_offset;
775 return ti + cpu_clock_offset;
779 /* enable cpu_get_ticks() */
780 void cpu_enable_ticks(void)
782 if (!cpu_ticks_enabled) {
783 cpu_ticks_offset -= cpu_get_real_ticks();
784 cpu_clock_offset -= get_clock();
785 cpu_ticks_enabled = 1;
789 /* disable cpu_get_ticks() : the clock is stopped. You must not call
790 cpu_get_ticks() after that. */
791 void cpu_disable_ticks(void)
793 if (cpu_ticks_enabled) {
794 cpu_ticks_offset = cpu_get_ticks();
795 cpu_clock_offset = cpu_get_clock();
796 cpu_ticks_enabled = 0;
800 /***********************************************************/
803 #define QEMU_TIMER_REALTIME 0
804 #define QEMU_TIMER_VIRTUAL 1
808 /* XXX: add frequency */
816 struct QEMUTimer *next;
819 struct qemu_alarm_timer {
823 int (*start)(struct qemu_alarm_timer *t);
824 void (*stop)(struct qemu_alarm_timer *t);
825 void (*rearm)(struct qemu_alarm_timer *t);
829 #define ALARM_FLAG_DYNTICKS 0x1
830 #define ALARM_FLAG_EXPIRED 0x2
832 static inline int alarm_has_dynticks(struct qemu_alarm_timer *t)
834 return t->flags & ALARM_FLAG_DYNTICKS;
837 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t)
839 if (!alarm_has_dynticks(t))
845 /* TODO: MIN_TIMER_REARM_US should be optimized */
846 #define MIN_TIMER_REARM_US 250
848 static struct qemu_alarm_timer *alarm_timer;
852 struct qemu_alarm_win32 {
856 } alarm_win32_data = {0, NULL, -1};
858 static int win32_start_timer(struct qemu_alarm_timer *t);
859 static void win32_stop_timer(struct qemu_alarm_timer *t);
860 static void win32_rearm_timer(struct qemu_alarm_timer *t);
864 static int unix_start_timer(struct qemu_alarm_timer *t);
865 static void unix_stop_timer(struct qemu_alarm_timer *t);
869 static int dynticks_start_timer(struct qemu_alarm_timer *t);
870 static void dynticks_stop_timer(struct qemu_alarm_timer *t);
871 static void dynticks_rearm_timer(struct qemu_alarm_timer *t);
873 static int hpet_start_timer(struct qemu_alarm_timer *t);
874 static void hpet_stop_timer(struct qemu_alarm_timer *t);
876 static int rtc_start_timer(struct qemu_alarm_timer *t);
877 static void rtc_stop_timer(struct qemu_alarm_timer *t);
879 #endif /* __linux__ */
883 static struct qemu_alarm_timer alarm_timers[] = {
886 {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer,
887 dynticks_stop_timer, dynticks_rearm_timer, NULL},
888 /* HPET - if available - is preferred */
889 {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL},
890 /* ...otherwise try RTC */
891 {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL},
893 {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL},
895 {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer,
896 win32_stop_timer, win32_rearm_timer, &alarm_win32_data},
897 {"win32", 0, win32_start_timer,
898 win32_stop_timer, NULL, &alarm_win32_data},
903 static void show_available_alarms()
907 printf("Available alarm timers, in order of precedence:\n");
908 for (i = 0; alarm_timers[i].name; i++)
909 printf("%s\n", alarm_timers[i].name);
912 static void configure_alarms(char const *opt)
916 int count = (sizeof(alarm_timers) / sizeof(*alarm_timers)) - 1;
920 if (!strcmp(opt, "help")) {
921 show_available_alarms();
927 /* Reorder the array */
928 name = strtok(arg, ",");
930 struct qemu_alarm_timer tmp;
932 for (i = 0; i < count && alarm_timers[i].name; i++) {
933 if (!strcmp(alarm_timers[i].name, name))
938 fprintf(stderr, "Unknown clock %s\n", name);
947 tmp = alarm_timers[i];
948 alarm_timers[i] = alarm_timers[cur];
949 alarm_timers[cur] = tmp;
953 name = strtok(NULL, ",");
959 /* Disable remaining timers */
960 for (i = cur; i < count; i++)
961 alarm_timers[i].name = NULL;
965 show_available_alarms();
971 static QEMUTimer *active_timers[2];
973 static QEMUClock *qemu_new_clock(int type)
976 clock = qemu_mallocz(sizeof(QEMUClock));
983 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
987 ts = qemu_mallocz(sizeof(QEMUTimer));
994 void qemu_free_timer(QEMUTimer *ts)
999 /* stop a timer, but do not dealloc it */
1000 void qemu_del_timer(QEMUTimer *ts)
1004 /* NOTE: this code must be signal safe because
1005 qemu_timer_expired() can be called from a signal. */
1006 pt = &active_timers[ts->clock->type];
1019 /* modify the current timer so that it will be fired when current_time
1020 >= expire_time. The corresponding callback will be called. */
1021 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
1027 /* add the timer in the sorted list */
1028 /* NOTE: this code must be signal safe because
1029 qemu_timer_expired() can be called from a signal. */
1030 pt = &active_timers[ts->clock->type];
1035 if (t->expire_time > expire_time)
1039 ts->expire_time = expire_time;
1043 /* Rearm if necessary */
1044 if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0 &&
1045 pt == &active_timers[ts->clock->type])
1046 qemu_rearm_alarm_timer(alarm_timer);
1049 int qemu_timer_pending(QEMUTimer *ts)
1052 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
1059 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
1063 return (timer_head->expire_time <= current_time);
1066 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
1072 if (!ts || ts->expire_time > current_time)
1074 /* remove timer from the list before calling the callback */
1075 *ptimer_head = ts->next;
1078 /* run the callback (the timer list can be modified) */
1083 int64_t qemu_get_clock(QEMUClock *clock)
1085 switch(clock->type) {
1086 case QEMU_TIMER_REALTIME:
1087 return get_clock() / 1000000;
1089 case QEMU_TIMER_VIRTUAL:
1090 return cpu_get_clock();
1094 static void init_timers(void)
1097 ticks_per_sec = QEMU_TIMER_BASE;
1098 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
1099 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
1103 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
1105 uint64_t expire_time;
1107 if (qemu_timer_pending(ts)) {
1108 expire_time = ts->expire_time;
1112 qemu_put_be64(f, expire_time);
1115 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
1117 uint64_t expire_time;
1119 expire_time = qemu_get_be64(f);
1120 if (expire_time != -1) {
1121 qemu_mod_timer(ts, expire_time);
1127 static void timer_save(QEMUFile *f, void *opaque)
1129 if (cpu_ticks_enabled) {
1130 hw_error("cannot save state if virtual timers are running");
1132 qemu_put_be64(f, cpu_ticks_offset);
1133 qemu_put_be64(f, ticks_per_sec);
1134 qemu_put_be64(f, cpu_clock_offset);
1137 static int timer_load(QEMUFile *f, void *opaque, int version_id)
1139 if (version_id != 1 && version_id != 2)
1141 if (cpu_ticks_enabled) {
1144 cpu_ticks_offset=qemu_get_be64(f);
1145 ticks_per_sec=qemu_get_be64(f);
1146 if (version_id == 2) {
1147 cpu_clock_offset=qemu_get_be64(f);
1153 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
1154 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
1156 static void host_alarm_handler(int host_signum)
1160 #define DISP_FREQ 1000
1162 static int64_t delta_min = INT64_MAX;
1163 static int64_t delta_max, delta_cum, last_clock, delta, ti;
1165 ti = qemu_get_clock(vm_clock);
1166 if (last_clock != 0) {
1167 delta = ti - last_clock;
1168 if (delta < delta_min)
1170 if (delta > delta_max)
1173 if (++count == DISP_FREQ) {
1174 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
1175 muldiv64(delta_min, 1000000, ticks_per_sec),
1176 muldiv64(delta_max, 1000000, ticks_per_sec),
1177 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
1178 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
1180 delta_min = INT64_MAX;
1188 if (alarm_has_dynticks(alarm_timer) ||
1189 qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
1190 qemu_get_clock(vm_clock)) ||
1191 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
1192 qemu_get_clock(rt_clock))) {
1194 struct qemu_alarm_win32 *data = ((struct qemu_alarm_timer*)dwUser)->priv;
1195 SetEvent(data->host_alarm);
1197 CPUState *env = next_cpu;
1199 alarm_timer->flags |= ALARM_FLAG_EXPIRED;
1202 /* stop the currently executing cpu because a timer occured */
1203 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
1205 if (env->kqemu_enabled) {
1206 kqemu_cpu_interrupt(env);
1214 static uint64_t qemu_next_deadline(void)
1216 int64_t nearest_delta_us = INT64_MAX;
1219 if (active_timers[QEMU_TIMER_REALTIME])
1220 nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
1221 qemu_get_clock(rt_clock))*1000;
1223 if (active_timers[QEMU_TIMER_VIRTUAL]) {
1225 vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
1226 qemu_get_clock(vm_clock)+999)/1000;
1227 if (vmdelta_us < nearest_delta_us)
1228 nearest_delta_us = vmdelta_us;
1231 /* Avoid arming the timer to negative, zero, or too low values */
1232 if (nearest_delta_us <= MIN_TIMER_REARM_US)
1233 nearest_delta_us = MIN_TIMER_REARM_US;
1235 return nearest_delta_us;
1240 #if defined(__linux__)
1242 #define RTC_FREQ 1024
1244 static void enable_sigio_timer(int fd)
1246 struct sigaction act;
1249 sigfillset(&act.sa_mask);
1251 act.sa_handler = host_alarm_handler;
1253 sigaction(SIGIO, &act, NULL);
1254 fcntl(fd, F_SETFL, O_ASYNC);
1255 fcntl(fd, F_SETOWN, getpid());
1258 static int hpet_start_timer(struct qemu_alarm_timer *t)
1260 struct hpet_info info;
1263 fd = open("/dev/hpet", O_RDONLY);
1268 r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ);
1270 fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1271 "error, but for better emulation accuracy type:\n"
1272 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1276 /* Check capabilities */
1277 r = ioctl(fd, HPET_INFO, &info);
1281 /* Enable periodic mode */
1282 r = ioctl(fd, HPET_EPI, 0);
1283 if (info.hi_flags && (r < 0))
1286 /* Enable interrupt */
1287 r = ioctl(fd, HPET_IE_ON, 0);
1291 enable_sigio_timer(fd);
1292 t->priv = (void *)(long)fd;
1300 static void hpet_stop_timer(struct qemu_alarm_timer *t)
1302 int fd = (long)t->priv;
1307 static int rtc_start_timer(struct qemu_alarm_timer *t)
1311 TFR(rtc_fd = open("/dev/rtc", O_RDONLY));
1314 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1315 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1316 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1317 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1320 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1326 enable_sigio_timer(rtc_fd);
1328 t->priv = (void *)(long)rtc_fd;
1333 static void rtc_stop_timer(struct qemu_alarm_timer *t)
1335 int rtc_fd = (long)t->priv;
1340 static int dynticks_start_timer(struct qemu_alarm_timer *t)
1344 struct sigaction act;
1346 sigfillset(&act.sa_mask);
1348 act.sa_handler = host_alarm_handler;
1350 sigaction(SIGALRM, &act, NULL);
1352 ev.sigev_value.sival_int = 0;
1353 ev.sigev_notify = SIGEV_SIGNAL;
1354 ev.sigev_signo = SIGALRM;
1356 if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) {
1357 perror("timer_create");
1359 /* disable dynticks */
1360 fprintf(stderr, "Dynamic Ticks disabled\n");
1365 t->priv = (void *)host_timer;
1370 static void dynticks_stop_timer(struct qemu_alarm_timer *t)
1372 timer_t host_timer = (timer_t)t->priv;
1374 timer_delete(host_timer);
1377 static void dynticks_rearm_timer(struct qemu_alarm_timer *t)
1379 timer_t host_timer = (timer_t)t->priv;
1380 struct itimerspec timeout;
1381 int64_t nearest_delta_us = INT64_MAX;
1384 if (!active_timers[QEMU_TIMER_REALTIME] &&
1385 !active_timers[QEMU_TIMER_VIRTUAL])
1388 nearest_delta_us = qemu_next_deadline();
1390 /* check whether a timer is already running */
1391 if (timer_gettime(host_timer, &timeout)) {
1393 fprintf(stderr, "Internal timer error: aborting\n");
1396 current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000;
1397 if (current_us && current_us <= nearest_delta_us)
1400 timeout.it_interval.tv_sec = 0;
1401 timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */
1402 timeout.it_value.tv_sec = nearest_delta_us / 1000000;
1403 timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000;
1404 if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) {
1406 fprintf(stderr, "Internal timer error: aborting\n");
1411 #endif /* defined(__linux__) */
1413 static int unix_start_timer(struct qemu_alarm_timer *t)
1415 struct sigaction act;
1416 struct itimerval itv;
1420 sigfillset(&act.sa_mask);
1422 act.sa_handler = host_alarm_handler;
1424 sigaction(SIGALRM, &act, NULL);
1426 itv.it_interval.tv_sec = 0;
1427 /* for i386 kernel 2.6 to get 1 ms */
1428 itv.it_interval.tv_usec = 999;
1429 itv.it_value.tv_sec = 0;
1430 itv.it_value.tv_usec = 10 * 1000;
1432 err = setitimer(ITIMER_REAL, &itv, NULL);
1439 static void unix_stop_timer(struct qemu_alarm_timer *t)
1441 struct itimerval itv;
1443 memset(&itv, 0, sizeof(itv));
1444 setitimer(ITIMER_REAL, &itv, NULL);
1447 #endif /* !defined(_WIN32) */
1451 static int win32_start_timer(struct qemu_alarm_timer *t)
1454 struct qemu_alarm_win32 *data = t->priv;
1457 data->host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1458 if (!data->host_alarm) {
1459 perror("Failed CreateEvent");
1463 memset(&tc, 0, sizeof(tc));
1464 timeGetDevCaps(&tc, sizeof(tc));
1466 if (data->period < tc.wPeriodMin)
1467 data->period = tc.wPeriodMin;
1469 timeBeginPeriod(data->period);
1471 flags = TIME_CALLBACK_FUNCTION;
1472 if (alarm_has_dynticks(t))
1473 flags |= TIME_ONESHOT;
1475 flags |= TIME_PERIODIC;
1477 data->timerId = timeSetEvent(1, // interval (ms)
1478 data->period, // resolution
1479 host_alarm_handler, // function
1480 (DWORD)t, // parameter
1483 if (!data->timerId) {
1484 perror("Failed to initialize win32 alarm timer");
1486 timeEndPeriod(data->period);
1487 CloseHandle(data->host_alarm);
1491 qemu_add_wait_object(data->host_alarm, NULL, NULL);
1496 static void win32_stop_timer(struct qemu_alarm_timer *t)
1498 struct qemu_alarm_win32 *data = t->priv;
1500 timeKillEvent(data->timerId);
1501 timeEndPeriod(data->period);
1503 CloseHandle(data->host_alarm);
1506 static void win32_rearm_timer(struct qemu_alarm_timer *t)
1508 struct qemu_alarm_win32 *data = t->priv;
1509 uint64_t nearest_delta_us;
1511 if (!active_timers[QEMU_TIMER_REALTIME] &&
1512 !active_timers[QEMU_TIMER_VIRTUAL])
1515 nearest_delta_us = qemu_next_deadline();
1516 nearest_delta_us /= 1000;
1518 timeKillEvent(data->timerId);
1520 data->timerId = timeSetEvent(1,
1524 TIME_ONESHOT | TIME_PERIODIC);
1526 if (!data->timerId) {
1527 perror("Failed to re-arm win32 alarm timer");
1529 timeEndPeriod(data->period);
1530 CloseHandle(data->host_alarm);
1537 static void init_timer_alarm(void)
1539 struct qemu_alarm_timer *t;
1542 for (i = 0; alarm_timers[i].name; i++) {
1543 t = &alarm_timers[i];
1551 fprintf(stderr, "Unable to find any suitable alarm timer.\n");
1552 fprintf(stderr, "Terminating\n");
1559 static void quit_timers(void)
1561 alarm_timer->stop(alarm_timer);
1565 /***********************************************************/
1566 /* character device */
1568 static void qemu_chr_event(CharDriverState *s, int event)
1572 s->chr_event(s->handler_opaque, event);
1575 static void qemu_chr_reset_bh(void *opaque)
1577 CharDriverState *s = opaque;
1578 qemu_chr_event(s, CHR_EVENT_RESET);
1579 qemu_bh_delete(s->bh);
1583 void qemu_chr_reset(CharDriverState *s)
1585 if (s->bh == NULL) {
1586 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1587 qemu_bh_schedule(s->bh);
1591 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1593 return s->chr_write(s, buf, len);
1596 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1600 return s->chr_ioctl(s, cmd, arg);
1603 int qemu_chr_can_read(CharDriverState *s)
1605 if (!s->chr_can_read)
1607 return s->chr_can_read(s->handler_opaque);
1610 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1612 s->chr_read(s->handler_opaque, buf, len);
1615 void qemu_chr_accept_input(CharDriverState *s)
1617 if (s->chr_accept_input)
1618 s->chr_accept_input(s);
1621 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1626 vsnprintf(buf, sizeof(buf), fmt, ap);
1627 qemu_chr_write(s, (uint8_t *)buf, strlen(buf));
1631 void qemu_chr_send_event(CharDriverState *s, int event)
1633 if (s->chr_send_event)
1634 s->chr_send_event(s, event);
1637 void qemu_chr_add_handlers(CharDriverState *s,
1638 IOCanRWHandler *fd_can_read,
1639 IOReadHandler *fd_read,
1640 IOEventHandler *fd_event,
1643 s->chr_can_read = fd_can_read;
1644 s->chr_read = fd_read;
1645 s->chr_event = fd_event;
1646 s->handler_opaque = opaque;
1647 if (s->chr_update_read_handler)
1648 s->chr_update_read_handler(s);
1651 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1656 static CharDriverState *qemu_chr_open_null(void)
1658 CharDriverState *chr;
1660 chr = qemu_mallocz(sizeof(CharDriverState));
1663 chr->chr_write = null_chr_write;
1667 /* MUX driver for serial I/O splitting */
1668 static int term_timestamps;
1669 static int64_t term_timestamps_start;
1671 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1672 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1674 IOCanRWHandler *chr_can_read[MAX_MUX];
1675 IOReadHandler *chr_read[MAX_MUX];
1676 IOEventHandler *chr_event[MAX_MUX];
1677 void *ext_opaque[MAX_MUX];
1678 CharDriverState *drv;
1679 unsigned char buffer[MUX_BUFFER_SIZE];
1683 int term_got_escape;
1688 static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1690 MuxDriver *d = chr->opaque;
1692 if (!term_timestamps) {
1693 ret = d->drv->chr_write(d->drv, buf, len);
1698 for(i = 0; i < len; i++) {
1699 ret += d->drv->chr_write(d->drv, buf+i, 1);
1700 if (buf[i] == '\n') {
1706 if (term_timestamps_start == -1)
1707 term_timestamps_start = ti;
1708 ti -= term_timestamps_start;
1709 secs = ti / 1000000000;
1710 snprintf(buf1, sizeof(buf1),
1711 "[%02d:%02d:%02d.%03d] ",
1715 (int)((ti / 1000000) % 1000));
1716 d->drv->chr_write(d->drv, (uint8_t *)buf1, strlen(buf1));
1723 static char *mux_help[] = {
1724 "% h print this help\n\r",
1725 "% x exit emulator\n\r",
1726 "% s save disk data back to file (if -snapshot)\n\r",
1727 "% t toggle console timestamps\n\r"
1728 "% b send break (magic sysrq)\n\r",
1729 "% c switch between console and monitor\n\r",
1734 static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1735 static void mux_print_help(CharDriverState *chr)
1738 char ebuf[15] = "Escape-Char";
1739 char cbuf[50] = "\n\r";
1741 if (term_escape_char > 0 && term_escape_char < 26) {
1742 sprintf(cbuf,"\n\r");
1743 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1745 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1748 chr->chr_write(chr, (uint8_t *)cbuf, strlen(cbuf));
1749 for (i = 0; mux_help[i] != NULL; i++) {
1750 for (j=0; mux_help[i][j] != '\0'; j++) {
1751 if (mux_help[i][j] == '%')
1752 chr->chr_write(chr, (uint8_t *)ebuf, strlen(ebuf));
1754 chr->chr_write(chr, (uint8_t *)&mux_help[i][j], 1);
1759 static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1761 if (d->term_got_escape) {
1762 d->term_got_escape = 0;
1763 if (ch == term_escape_char)
1768 mux_print_help(chr);
1772 char *term = "QEMU: Terminated\n\r";
1773 chr->chr_write(chr,(uint8_t *)term,strlen(term));
1780 for (i = 0; i < nb_drives; i++) {
1781 bdrv_commit(drives_table[i].bdrv);
1786 qemu_chr_event(chr, CHR_EVENT_BREAK);
1789 /* Switch to the next registered device */
1791 if (chr->focus >= d->mux_cnt)
1795 term_timestamps = !term_timestamps;
1796 term_timestamps_start = -1;
1799 } else if (ch == term_escape_char) {
1800 d->term_got_escape = 1;
1808 static void mux_chr_accept_input(CharDriverState *chr)
1811 MuxDriver *d = chr->opaque;
1813 while (d->prod != d->cons &&
1814 d->chr_can_read[m] &&
1815 d->chr_can_read[m](d->ext_opaque[m])) {
1816 d->chr_read[m](d->ext_opaque[m],
1817 &d->buffer[d->cons++ & MUX_BUFFER_MASK], 1);
1821 static int mux_chr_can_read(void *opaque)
1823 CharDriverState *chr = opaque;
1824 MuxDriver *d = chr->opaque;
1826 if ((d->prod - d->cons) < MUX_BUFFER_SIZE)
1828 if (d->chr_can_read[chr->focus])
1829 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1833 static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1835 CharDriverState *chr = opaque;
1836 MuxDriver *d = chr->opaque;
1840 mux_chr_accept_input (opaque);
1842 for(i = 0; i < size; i++)
1843 if (mux_proc_byte(chr, d, buf[i])) {
1844 if (d->prod == d->cons &&
1845 d->chr_can_read[m] &&
1846 d->chr_can_read[m](d->ext_opaque[m]))
1847 d->chr_read[m](d->ext_opaque[m], &buf[i], 1);
1849 d->buffer[d->prod++ & MUX_BUFFER_MASK] = buf[i];
1853 static void mux_chr_event(void *opaque, int event)
1855 CharDriverState *chr = opaque;
1856 MuxDriver *d = chr->opaque;
1859 /* Send the event to all registered listeners */
1860 for (i = 0; i < d->mux_cnt; i++)
1861 if (d->chr_event[i])
1862 d->chr_event[i](d->ext_opaque[i], event);
1865 static void mux_chr_update_read_handler(CharDriverState *chr)
1867 MuxDriver *d = chr->opaque;
1869 if (d->mux_cnt >= MAX_MUX) {
1870 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1873 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1874 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1875 d->chr_read[d->mux_cnt] = chr->chr_read;
1876 d->chr_event[d->mux_cnt] = chr->chr_event;
1877 /* Fix up the real driver with mux routines */
1878 if (d->mux_cnt == 0) {
1879 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1880 mux_chr_event, chr);
1882 chr->focus = d->mux_cnt;
1886 static CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1888 CharDriverState *chr;
1891 chr = qemu_mallocz(sizeof(CharDriverState));
1894 d = qemu_mallocz(sizeof(MuxDriver));
1903 chr->chr_write = mux_chr_write;
1904 chr->chr_update_read_handler = mux_chr_update_read_handler;
1905 chr->chr_accept_input = mux_chr_accept_input;
1912 static void socket_cleanup(void)
1917 static int socket_init(void)
1922 ret = WSAStartup(MAKEWORD(2,2), &Data);
1924 err = WSAGetLastError();
1925 fprintf(stderr, "WSAStartup: %d\n", err);
1928 atexit(socket_cleanup);
1932 static int send_all(int fd, const uint8_t *buf, int len1)
1938 ret = send(fd, buf, len, 0);
1941 errno = WSAGetLastError();
1942 if (errno != WSAEWOULDBLOCK) {
1945 } else if (ret == 0) {
1955 void socket_set_nonblock(int fd)
1957 unsigned long opt = 1;
1958 ioctlsocket(fd, FIONBIO, &opt);
1963 static int unix_write(int fd, const uint8_t *buf, int len1)
1969 ret = write(fd, buf, len);
1971 if (errno != EINTR && errno != EAGAIN)
1973 } else if (ret == 0) {
1983 static inline int send_all(int fd, const uint8_t *buf, int len1)
1985 return unix_write(fd, buf, len1);
1988 void socket_set_nonblock(int fd)
1990 fcntl(fd, F_SETFL, O_NONBLOCK);
1992 #endif /* !_WIN32 */
2001 #define STDIO_MAX_CLIENTS 1
2002 static int stdio_nb_clients = 0;
2004 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2006 FDCharDriver *s = chr->opaque;
2007 return unix_write(s->fd_out, buf, len);
2010 static int fd_chr_read_poll(void *opaque)
2012 CharDriverState *chr = opaque;
2013 FDCharDriver *s = chr->opaque;
2015 s->max_size = qemu_chr_can_read(chr);
2019 static void fd_chr_read(void *opaque)
2021 CharDriverState *chr = opaque;
2022 FDCharDriver *s = chr->opaque;
2027 if (len > s->max_size)
2031 size = read(s->fd_in, buf, len);
2033 /* FD has been closed. Remove it from the active list. */
2034 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
2038 qemu_chr_read(chr, buf, size);
2042 static void fd_chr_update_read_handler(CharDriverState *chr)
2044 FDCharDriver *s = chr->opaque;
2046 if (s->fd_in >= 0) {
2047 if (nographic && s->fd_in == 0) {
2049 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
2050 fd_chr_read, NULL, chr);
2055 static void fd_chr_close(struct CharDriverState *chr)
2057 FDCharDriver *s = chr->opaque;
2059 if (s->fd_in >= 0) {
2060 if (nographic && s->fd_in == 0) {
2062 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
2069 /* open a character device to a unix fd */
2070 static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
2072 CharDriverState *chr;
2075 chr = qemu_mallocz(sizeof(CharDriverState));
2078 s = qemu_mallocz(sizeof(FDCharDriver));
2086 chr->chr_write = fd_chr_write;
2087 chr->chr_update_read_handler = fd_chr_update_read_handler;
2088 chr->chr_close = fd_chr_close;
2090 qemu_chr_reset(chr);
2095 static CharDriverState *qemu_chr_open_file_out(const char *file_out)
2099 TFR(fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666));
2102 return qemu_chr_open_fd(-1, fd_out);
2105 static CharDriverState *qemu_chr_open_pipe(const char *filename)
2108 char filename_in[256], filename_out[256];
2110 snprintf(filename_in, 256, "%s.in", filename);
2111 snprintf(filename_out, 256, "%s.out", filename);
2112 TFR(fd_in = open(filename_in, O_RDWR | O_BINARY));
2113 TFR(fd_out = open(filename_out, O_RDWR | O_BINARY));
2114 if (fd_in < 0 || fd_out < 0) {
2119 TFR(fd_in = fd_out = open(filename, O_RDWR | O_BINARY));
2123 return qemu_chr_open_fd(fd_in, fd_out);
2127 /* for STDIO, we handle the case where several clients use it
2130 #define TERM_FIFO_MAX_SIZE 1
2132 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
2133 static int term_fifo_size;
2135 static int stdio_read_poll(void *opaque)
2137 CharDriverState *chr = opaque;
2139 /* try to flush the queue if needed */
2140 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
2141 qemu_chr_read(chr, term_fifo, 1);
2144 /* see if we can absorb more chars */
2145 if (term_fifo_size == 0)
2151 static void stdio_read(void *opaque)
2155 CharDriverState *chr = opaque;
2157 size = read(0, buf, 1);
2159 /* stdin has been closed. Remove it from the active list. */
2160 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
2164 if (qemu_chr_can_read(chr) > 0) {
2165 qemu_chr_read(chr, buf, 1);
2166 } else if (term_fifo_size == 0) {
2167 term_fifo[term_fifo_size++] = buf[0];
2172 /* init terminal so that we can grab keys */
2173 static struct termios oldtty;
2174 static int old_fd0_flags;
2175 static int term_atexit_done;
2177 static void term_exit(void)
2179 tcsetattr (0, TCSANOW, &oldtty);
2180 fcntl(0, F_SETFL, old_fd0_flags);
2183 static void term_init(void)
2187 tcgetattr (0, &tty);
2189 old_fd0_flags = fcntl(0, F_GETFL);
2191 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2192 |INLCR|IGNCR|ICRNL|IXON);
2193 tty.c_oflag |= OPOST;
2194 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
2195 /* if graphical mode, we allow Ctrl-C handling */
2197 tty.c_lflag &= ~ISIG;
2198 tty.c_cflag &= ~(CSIZE|PARENB);
2201 tty.c_cc[VTIME] = 0;
2203 tcsetattr (0, TCSANOW, &tty);
2205 if (!term_atexit_done++)
2208 fcntl(0, F_SETFL, O_NONBLOCK);
2211 static void qemu_chr_close_stdio(struct CharDriverState *chr)
2215 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
2219 static CharDriverState *qemu_chr_open_stdio(void)
2221 CharDriverState *chr;
2223 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
2225 chr = qemu_chr_open_fd(0, 1);
2226 chr->chr_close = qemu_chr_close_stdio;
2227 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
2234 #if defined(__linux__) || defined(__sun__)
2235 static CharDriverState *qemu_chr_open_pty(void)
2238 char slave_name[1024];
2239 int master_fd, slave_fd;
2241 #if defined(__linux__)
2242 /* Not satisfying */
2243 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
2248 /* Disabling local echo and line-buffered output */
2249 tcgetattr (master_fd, &tty);
2250 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
2252 tty.c_cc[VTIME] = 0;
2253 tcsetattr (master_fd, TCSAFLUSH, &tty);
2255 fprintf(stderr, "char device redirected to %s\n", slave_name);
2256 return qemu_chr_open_fd(master_fd, master_fd);
2259 static void tty_serial_init(int fd, int speed,
2260 int parity, int data_bits, int stop_bits)
2266 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2267 speed, parity, data_bits, stop_bits);
2269 tcgetattr (fd, &tty);
2272 if (speed <= 50 * MARGIN)
2274 else if (speed <= 75 * MARGIN)
2276 else if (speed <= 300 * MARGIN)
2278 else if (speed <= 600 * MARGIN)
2280 else if (speed <= 1200 * MARGIN)
2282 else if (speed <= 2400 * MARGIN)
2284 else if (speed <= 4800 * MARGIN)
2286 else if (speed <= 9600 * MARGIN)
2288 else if (speed <= 19200 * MARGIN)
2290 else if (speed <= 38400 * MARGIN)
2292 else if (speed <= 57600 * MARGIN)
2294 else if (speed <= 115200 * MARGIN)
2299 cfsetispeed(&tty, spd);
2300 cfsetospeed(&tty, spd);
2302 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2303 |INLCR|IGNCR|ICRNL|IXON);
2304 tty.c_oflag |= OPOST;
2305 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
2306 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
2327 tty.c_cflag |= PARENB;
2330 tty.c_cflag |= PARENB | PARODD;
2334 tty.c_cflag |= CSTOPB;
2336 tcsetattr (fd, TCSANOW, &tty);
2339 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
2341 FDCharDriver *s = chr->opaque;
2344 case CHR_IOCTL_SERIAL_SET_PARAMS:
2346 QEMUSerialSetParams *ssp = arg;
2347 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
2348 ssp->data_bits, ssp->stop_bits);
2351 case CHR_IOCTL_SERIAL_SET_BREAK:
2353 int enable = *(int *)arg;
2355 tcsendbreak(s->fd_in, 1);
2364 static CharDriverState *qemu_chr_open_tty(const char *filename)
2366 CharDriverState *chr;
2369 TFR(fd = open(filename, O_RDWR | O_NONBLOCK));
2370 fcntl(fd, F_SETFL, O_NONBLOCK);
2371 tty_serial_init(fd, 115200, 'N', 8, 1);
2372 chr = qemu_chr_open_fd(fd, fd);
2377 chr->chr_ioctl = tty_serial_ioctl;
2378 qemu_chr_reset(chr);
2381 #else /* ! __linux__ && ! __sun__ */
2382 static CharDriverState *qemu_chr_open_pty(void)
2386 #endif /* __linux__ || __sun__ */
2388 #if defined(__linux__)
2392 } ParallelCharDriver;
2394 static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
2396 if (s->mode != mode) {
2398 if (ioctl(s->fd, PPSETMODE, &m) < 0)
2405 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
2407 ParallelCharDriver *drv = chr->opaque;
2412 case CHR_IOCTL_PP_READ_DATA:
2413 if (ioctl(fd, PPRDATA, &b) < 0)
2415 *(uint8_t *)arg = b;
2417 case CHR_IOCTL_PP_WRITE_DATA:
2418 b = *(uint8_t *)arg;
2419 if (ioctl(fd, PPWDATA, &b) < 0)
2422 case CHR_IOCTL_PP_READ_CONTROL:
2423 if (ioctl(fd, PPRCONTROL, &b) < 0)
2425 /* Linux gives only the lowest bits, and no way to know data
2426 direction! For better compatibility set the fixed upper
2428 *(uint8_t *)arg = b | 0xc0;
2430 case CHR_IOCTL_PP_WRITE_CONTROL:
2431 b = *(uint8_t *)arg;
2432 if (ioctl(fd, PPWCONTROL, &b) < 0)
2435 case CHR_IOCTL_PP_READ_STATUS:
2436 if (ioctl(fd, PPRSTATUS, &b) < 0)
2438 *(uint8_t *)arg = b;
2440 case CHR_IOCTL_PP_EPP_READ_ADDR:
2441 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2442 struct ParallelIOArg *parg = arg;
2443 int n = read(fd, parg->buffer, parg->count);
2444 if (n != parg->count) {
2449 case CHR_IOCTL_PP_EPP_READ:
2450 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2451 struct ParallelIOArg *parg = arg;
2452 int n = read(fd, parg->buffer, parg->count);
2453 if (n != parg->count) {
2458 case CHR_IOCTL_PP_EPP_WRITE_ADDR:
2459 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2460 struct ParallelIOArg *parg = arg;
2461 int n = write(fd, parg->buffer, parg->count);
2462 if (n != parg->count) {
2467 case CHR_IOCTL_PP_EPP_WRITE:
2468 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2469 struct ParallelIOArg *parg = arg;
2470 int n = write(fd, parg->buffer, parg->count);
2471 if (n != parg->count) {
2482 static void pp_close(CharDriverState *chr)
2484 ParallelCharDriver *drv = chr->opaque;
2487 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
2488 ioctl(fd, PPRELEASE);
2493 static CharDriverState *qemu_chr_open_pp(const char *filename)
2495 CharDriverState *chr;
2496 ParallelCharDriver *drv;
2499 TFR(fd = open(filename, O_RDWR));
2503 if (ioctl(fd, PPCLAIM) < 0) {
2508 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2514 drv->mode = IEEE1284_MODE_COMPAT;
2516 chr = qemu_mallocz(sizeof(CharDriverState));
2522 chr->chr_write = null_chr_write;
2523 chr->chr_ioctl = pp_ioctl;
2524 chr->chr_close = pp_close;
2527 qemu_chr_reset(chr);
2531 #endif /* __linux__ */
2537 HANDLE hcom, hrecv, hsend;
2538 OVERLAPPED orecv, osend;
2543 #define NSENDBUF 2048
2544 #define NRECVBUF 2048
2545 #define MAXCONNECT 1
2546 #define NTIMEOUT 5000
2548 static int win_chr_poll(void *opaque);
2549 static int win_chr_pipe_poll(void *opaque);
2551 static void win_chr_close(CharDriverState *chr)
2553 WinCharState *s = chr->opaque;
2556 CloseHandle(s->hsend);
2560 CloseHandle(s->hrecv);
2564 CloseHandle(s->hcom);
2568 qemu_del_polling_cb(win_chr_pipe_poll, chr);
2570 qemu_del_polling_cb(win_chr_poll, chr);
2573 static int win_chr_init(CharDriverState *chr, const char *filename)
2575 WinCharState *s = chr->opaque;
2577 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2582 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2584 fprintf(stderr, "Failed CreateEvent\n");
2587 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2589 fprintf(stderr, "Failed CreateEvent\n");
2593 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2594 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2595 if (s->hcom == INVALID_HANDLE_VALUE) {
2596 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2601 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2602 fprintf(stderr, "Failed SetupComm\n");
2606 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2607 size = sizeof(COMMCONFIG);
2608 GetDefaultCommConfig(filename, &comcfg, &size);
2609 comcfg.dcb.DCBlength = sizeof(DCB);
2610 CommConfigDialog(filename, NULL, &comcfg);
2612 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2613 fprintf(stderr, "Failed SetCommState\n");
2617 if (!SetCommMask(s->hcom, EV_ERR)) {
2618 fprintf(stderr, "Failed SetCommMask\n");
2622 cto.ReadIntervalTimeout = MAXDWORD;
2623 if (!SetCommTimeouts(s->hcom, &cto)) {
2624 fprintf(stderr, "Failed SetCommTimeouts\n");
2628 if (!ClearCommError(s->hcom, &err, &comstat)) {
2629 fprintf(stderr, "Failed ClearCommError\n");
2632 qemu_add_polling_cb(win_chr_poll, chr);
2640 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2642 WinCharState *s = chr->opaque;
2643 DWORD len, ret, size, err;
2646 ZeroMemory(&s->osend, sizeof(s->osend));
2647 s->osend.hEvent = s->hsend;
2650 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2652 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2654 err = GetLastError();
2655 if (err == ERROR_IO_PENDING) {
2656 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2674 static int win_chr_read_poll(CharDriverState *chr)
2676 WinCharState *s = chr->opaque;
2678 s->max_size = qemu_chr_can_read(chr);
2682 static void win_chr_readfile(CharDriverState *chr)
2684 WinCharState *s = chr->opaque;
2689 ZeroMemory(&s->orecv, sizeof(s->orecv));
2690 s->orecv.hEvent = s->hrecv;
2691 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2693 err = GetLastError();
2694 if (err == ERROR_IO_PENDING) {
2695 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2700 qemu_chr_read(chr, buf, size);
2704 static void win_chr_read(CharDriverState *chr)
2706 WinCharState *s = chr->opaque;
2708 if (s->len > s->max_size)
2709 s->len = s->max_size;
2713 win_chr_readfile(chr);
2716 static int win_chr_poll(void *opaque)
2718 CharDriverState *chr = opaque;
2719 WinCharState *s = chr->opaque;
2723 ClearCommError(s->hcom, &comerr, &status);
2724 if (status.cbInQue > 0) {
2725 s->len = status.cbInQue;
2726 win_chr_read_poll(chr);
2733 static CharDriverState *qemu_chr_open_win(const char *filename)
2735 CharDriverState *chr;
2738 chr = qemu_mallocz(sizeof(CharDriverState));
2741 s = qemu_mallocz(sizeof(WinCharState));
2747 chr->chr_write = win_chr_write;
2748 chr->chr_close = win_chr_close;
2750 if (win_chr_init(chr, filename) < 0) {
2755 qemu_chr_reset(chr);
2759 static int win_chr_pipe_poll(void *opaque)
2761 CharDriverState *chr = opaque;
2762 WinCharState *s = chr->opaque;
2765 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2768 win_chr_read_poll(chr);
2775 static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
2777 WinCharState *s = chr->opaque;
2785 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2787 fprintf(stderr, "Failed CreateEvent\n");
2790 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2792 fprintf(stderr, "Failed CreateEvent\n");
2796 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2797 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2798 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2800 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2801 if (s->hcom == INVALID_HANDLE_VALUE) {
2802 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2807 ZeroMemory(&ov, sizeof(ov));
2808 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2809 ret = ConnectNamedPipe(s->hcom, &ov);
2811 fprintf(stderr, "Failed ConnectNamedPipe\n");
2815 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2817 fprintf(stderr, "Failed GetOverlappedResult\n");
2819 CloseHandle(ov.hEvent);
2826 CloseHandle(ov.hEvent);
2829 qemu_add_polling_cb(win_chr_pipe_poll, chr);
2838 static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2840 CharDriverState *chr;
2843 chr = qemu_mallocz(sizeof(CharDriverState));
2846 s = qemu_mallocz(sizeof(WinCharState));
2852 chr->chr_write = win_chr_write;
2853 chr->chr_close = win_chr_close;
2855 if (win_chr_pipe_init(chr, filename) < 0) {
2860 qemu_chr_reset(chr);
2864 static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2866 CharDriverState *chr;
2869 chr = qemu_mallocz(sizeof(CharDriverState));
2872 s = qemu_mallocz(sizeof(WinCharState));
2879 chr->chr_write = win_chr_write;
2880 qemu_chr_reset(chr);
2884 static CharDriverState *qemu_chr_open_win_con(const char *filename)
2886 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE));
2889 static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2893 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2894 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2895 if (fd_out == INVALID_HANDLE_VALUE)
2898 return qemu_chr_open_win_file(fd_out);
2900 #endif /* !_WIN32 */
2902 /***********************************************************/
2903 /* UDP Net console */
2907 struct sockaddr_in daddr;
2914 static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2916 NetCharDriver *s = chr->opaque;
2918 return sendto(s->fd, buf, len, 0,
2919 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2922 static int udp_chr_read_poll(void *opaque)
2924 CharDriverState *chr = opaque;
2925 NetCharDriver *s = chr->opaque;
2927 s->max_size = qemu_chr_can_read(chr);
2929 /* If there were any stray characters in the queue process them
2932 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2933 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2935 s->max_size = qemu_chr_can_read(chr);
2940 static void udp_chr_read(void *opaque)
2942 CharDriverState *chr = opaque;
2943 NetCharDriver *s = chr->opaque;
2945 if (s->max_size == 0)
2947 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2948 s->bufptr = s->bufcnt;
2953 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2954 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2956 s->max_size = qemu_chr_can_read(chr);
2960 static void udp_chr_update_read_handler(CharDriverState *chr)
2962 NetCharDriver *s = chr->opaque;
2965 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2966 udp_chr_read, NULL, chr);
2970 int parse_host_port(struct sockaddr_in *saddr, const char *str);
2972 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2974 int parse_host_src_port(struct sockaddr_in *haddr,
2975 struct sockaddr_in *saddr,
2978 static CharDriverState *qemu_chr_open_udp(const char *def)
2980 CharDriverState *chr = NULL;
2981 NetCharDriver *s = NULL;
2983 struct sockaddr_in saddr;
2985 chr = qemu_mallocz(sizeof(CharDriverState));
2988 s = qemu_mallocz(sizeof(NetCharDriver));
2992 fd = socket(PF_INET, SOCK_DGRAM, 0);
2994 perror("socket(PF_INET, SOCK_DGRAM)");
2998 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2999 printf("Could not parse: %s\n", def);
3003 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
3013 chr->chr_write = udp_chr_write;
3014 chr->chr_update_read_handler = udp_chr_update_read_handler;
3027 /***********************************************************/
3028 /* TCP Net console */
3039 static void tcp_chr_accept(void *opaque);
3041 static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
3043 TCPCharDriver *s = chr->opaque;
3045 return send_all(s->fd, buf, len);
3047 /* XXX: indicate an error ? */
3052 static int tcp_chr_read_poll(void *opaque)
3054 CharDriverState *chr = opaque;
3055 TCPCharDriver *s = chr->opaque;
3058 s->max_size = qemu_chr_can_read(chr);
3063 #define IAC_BREAK 243
3064 static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
3066 uint8_t *buf, int *size)
3068 /* Handle any telnet client's basic IAC options to satisfy char by
3069 * char mode with no echo. All IAC options will be removed from
3070 * the buf and the do_telnetopt variable will be used to track the
3071 * state of the width of the IAC information.
3073 * IAC commands come in sets of 3 bytes with the exception of the
3074 * "IAC BREAK" command and the double IAC.
3080 for (i = 0; i < *size; i++) {
3081 if (s->do_telnetopt > 1) {
3082 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
3083 /* Double IAC means send an IAC */
3087 s->do_telnetopt = 1;
3089 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
3090 /* Handle IAC break commands by sending a serial break */
3091 qemu_chr_event(chr, CHR_EVENT_BREAK);
3096 if (s->do_telnetopt >= 4) {
3097 s->do_telnetopt = 1;
3100 if ((unsigned char)buf[i] == IAC) {
3101 s->do_telnetopt = 2;
3112 static void tcp_chr_read(void *opaque)
3114 CharDriverState *chr = opaque;
3115 TCPCharDriver *s = chr->opaque;
3119 if (!s->connected || s->max_size <= 0)
3122 if (len > s->max_size)
3124 size = recv(s->fd, buf, len, 0);
3126 /* connection closed */
3128 if (s->listen_fd >= 0) {
3129 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3131 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3134 } else if (size > 0) {
3135 if (s->do_telnetopt)
3136 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
3138 qemu_chr_read(chr, buf, size);
3142 static void tcp_chr_connect(void *opaque)
3144 CharDriverState *chr = opaque;
3145 TCPCharDriver *s = chr->opaque;
3148 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
3149 tcp_chr_read, NULL, chr);
3150 qemu_chr_reset(chr);
3153 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3154 static void tcp_chr_telnet_init(int fd)
3157 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3158 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3159 send(fd, (char *)buf, 3, 0);
3160 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3161 send(fd, (char *)buf, 3, 0);
3162 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3163 send(fd, (char *)buf, 3, 0);
3164 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3165 send(fd, (char *)buf, 3, 0);
3168 static void socket_set_nodelay(int fd)
3171 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
3174 static void tcp_chr_accept(void *opaque)
3176 CharDriverState *chr = opaque;
3177 TCPCharDriver *s = chr->opaque;
3178 struct sockaddr_in saddr;
3180 struct sockaddr_un uaddr;
3182 struct sockaddr *addr;
3189 len = sizeof(uaddr);
3190 addr = (struct sockaddr *)&uaddr;
3194 len = sizeof(saddr);
3195 addr = (struct sockaddr *)&saddr;
3197 fd = accept(s->listen_fd, addr, &len);
3198 if (fd < 0 && errno != EINTR) {
3200 } else if (fd >= 0) {
3201 if (s->do_telnetopt)
3202 tcp_chr_telnet_init(fd);
3206 socket_set_nonblock(fd);
3208 socket_set_nodelay(fd);
3210 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
3211 tcp_chr_connect(chr);
3214 static void tcp_chr_close(CharDriverState *chr)
3216 TCPCharDriver *s = chr->opaque;
3219 if (s->listen_fd >= 0)
3220 closesocket(s->listen_fd);
3224 static CharDriverState *qemu_chr_open_tcp(const char *host_str,
3228 CharDriverState *chr = NULL;
3229 TCPCharDriver *s = NULL;
3230 int fd = -1, ret, err, val;
3232 int is_waitconnect = 1;
3235 struct sockaddr_in saddr;
3237 struct sockaddr_un uaddr;
3239 struct sockaddr *addr;
3244 addr = (struct sockaddr *)&uaddr;
3245 addrlen = sizeof(uaddr);
3246 if (parse_unix_path(&uaddr, host_str) < 0)
3251 addr = (struct sockaddr *)&saddr;
3252 addrlen = sizeof(saddr);
3253 if (parse_host_port(&saddr, host_str) < 0)
3258 while((ptr = strchr(ptr,','))) {
3260 if (!strncmp(ptr,"server",6)) {
3262 } else if (!strncmp(ptr,"nowait",6)) {
3264 } else if (!strncmp(ptr,"nodelay",6)) {
3267 printf("Unknown option: %s\n", ptr);
3274 chr = qemu_mallocz(sizeof(CharDriverState));
3277 s = qemu_mallocz(sizeof(TCPCharDriver));
3283 fd = socket(PF_UNIX, SOCK_STREAM, 0);
3286 fd = socket(PF_INET, SOCK_STREAM, 0);
3291 if (!is_waitconnect)
3292 socket_set_nonblock(fd);
3297 s->is_unix = is_unix;
3298 s->do_nodelay = do_nodelay && !is_unix;
3301 chr->chr_write = tcp_chr_write;
3302 chr->chr_close = tcp_chr_close;
3305 /* allow fast reuse */
3309 strncpy(path, uaddr.sun_path, 108);
3316 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
3319 ret = bind(fd, addr, addrlen);
3323 ret = listen(fd, 0);
3328 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3330 s->do_telnetopt = 1;
3333 ret = connect(fd, addr, addrlen);
3335 err = socket_error();
3336 if (err == EINTR || err == EWOULDBLOCK) {
3337 } else if (err == EINPROGRESS) {
3340 } else if (err == WSAEALREADY) {
3352 socket_set_nodelay(fd);
3354 tcp_chr_connect(chr);
3356 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
3359 if (is_listen && is_waitconnect) {
3360 printf("QEMU waiting for connection on: %s\n", host_str);
3361 tcp_chr_accept(chr);
3362 socket_set_nonblock(s->listen_fd);
3374 CharDriverState *qemu_chr_open(const char *filename)
3378 if (!strcmp(filename, "vc")) {
3379 return text_console_init(&display_state, 0);
3380 } else if (strstart(filename, "vc:", &p)) {
3381 return text_console_init(&display_state, p);
3382 } else if (!strcmp(filename, "null")) {
3383 return qemu_chr_open_null();
3385 if (strstart(filename, "tcp:", &p)) {
3386 return qemu_chr_open_tcp(p, 0, 0);
3388 if (strstart(filename, "telnet:", &p)) {
3389 return qemu_chr_open_tcp(p, 1, 0);
3391 if (strstart(filename, "udp:", &p)) {
3392 return qemu_chr_open_udp(p);
3394 if (strstart(filename, "mon:", &p)) {
3395 CharDriverState *drv = qemu_chr_open(p);
3397 drv = qemu_chr_open_mux(drv);
3398 monitor_init(drv, !nographic);
3401 printf("Unable to open driver: %s\n", p);
3405 if (strstart(filename, "unix:", &p)) {
3406 return qemu_chr_open_tcp(p, 0, 1);
3407 } else if (strstart(filename, "file:", &p)) {
3408 return qemu_chr_open_file_out(p);
3409 } else if (strstart(filename, "pipe:", &p)) {
3410 return qemu_chr_open_pipe(p);
3411 } else if (!strcmp(filename, "pty")) {
3412 return qemu_chr_open_pty();
3413 } else if (!strcmp(filename, "stdio")) {
3414 return qemu_chr_open_stdio();
3416 #if defined(__linux__)
3417 if (strstart(filename, "/dev/parport", NULL)) {
3418 return qemu_chr_open_pp(filename);
3421 #if defined(__linux__) || defined(__sun__)
3422 if (strstart(filename, "/dev/", NULL)) {
3423 return qemu_chr_open_tty(filename);
3427 if (strstart(filename, "COM", NULL)) {
3428 return qemu_chr_open_win(filename);
3430 if (strstart(filename, "pipe:", &p)) {
3431 return qemu_chr_open_win_pipe(p);
3433 if (strstart(filename, "con:", NULL)) {
3434 return qemu_chr_open_win_con(filename);
3436 if (strstart(filename, "file:", &p)) {
3437 return qemu_chr_open_win_file_out(p);
3445 void qemu_chr_close(CharDriverState *chr)
3448 chr->chr_close(chr);
3452 /***********************************************************/
3453 /* network device redirectors */
3455 __attribute__ (( unused ))
3456 static void hex_dump(FILE *f, const uint8_t *buf, int size)
3460 for(i=0;i<size;i+=16) {
3464 fprintf(f, "%08x ", i);
3467 fprintf(f, " %02x", buf[i+j]);
3472 for(j=0;j<len;j++) {
3474 if (c < ' ' || c > '~')
3476 fprintf(f, "%c", c);
3482 static int parse_macaddr(uint8_t *macaddr, const char *p)
3489 offset = strtol(p, &last_char, 0);
3490 if (0 == errno && '\0' == *last_char &&
3491 offset >= 0 && offset <= 0xFFFFFF) {
3492 macaddr[3] = (offset & 0xFF0000) >> 16;
3493 macaddr[4] = (offset & 0xFF00) >> 8;
3494 macaddr[5] = offset & 0xFF;
3497 for(i = 0; i < 6; i++) {
3498 macaddr[i] = strtol(p, (char **)&p, 16);
3503 if (*p != ':' && *p != '-')
3514 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
3519 p1 = strchr(p, sep);
3525 if (len > buf_size - 1)
3527 memcpy(buf, p, len);
3534 int parse_host_src_port(struct sockaddr_in *haddr,
3535 struct sockaddr_in *saddr,
3536 const char *input_str)
3538 char *str = strdup(input_str);
3539 char *host_str = str;
3544 * Chop off any extra arguments at the end of the string which
3545 * would start with a comma, then fill in the src port information
3546 * if it was provided else use the "any address" and "any port".
3548 if ((ptr = strchr(str,',')))
3551 if ((src_str = strchr(input_str,'@'))) {
3556 if (parse_host_port(haddr, host_str) < 0)
3559 if (!src_str || *src_str == '\0')
3562 if (parse_host_port(saddr, src_str) < 0)
3573 int parse_host_port(struct sockaddr_in *saddr, const char *str)
3581 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3583 saddr->sin_family = AF_INET;
3584 if (buf[0] == '\0') {
3585 saddr->sin_addr.s_addr = 0;
3587 if (isdigit(buf[0])) {
3588 if (!inet_aton(buf, &saddr->sin_addr))
3591 if ((he = gethostbyname(buf)) == NULL)
3593 saddr->sin_addr = *(struct in_addr *)he->h_addr;
3596 port = strtol(p, (char **)&r, 0);
3599 saddr->sin_port = htons(port);
3604 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
3609 len = MIN(108, strlen(str));
3610 p = strchr(str, ',');
3612 len = MIN(len, p - str);
3614 memset(uaddr, 0, sizeof(*uaddr));
3616 uaddr->sun_family = AF_UNIX;
3617 memcpy(uaddr->sun_path, str, len);
3623 /* find or alloc a new VLAN */
3624 VLANState *qemu_find_vlan(int id)
3626 VLANState **pvlan, *vlan;
3627 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3631 vlan = qemu_mallocz(sizeof(VLANState));
3636 pvlan = &first_vlan;
3637 while (*pvlan != NULL)
3638 pvlan = &(*pvlan)->next;
3643 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
3644 IOReadHandler *fd_read,
3645 IOCanRWHandler *fd_can_read,
3648 VLANClientState *vc, **pvc;
3649 vc = qemu_mallocz(sizeof(VLANClientState));
3652 vc->fd_read = fd_read;
3653 vc->fd_can_read = fd_can_read;
3654 vc->opaque = opaque;
3658 pvc = &vlan->first_client;
3659 while (*pvc != NULL)
3660 pvc = &(*pvc)->next;
3665 int qemu_can_send_packet(VLANClientState *vc1)
3667 VLANState *vlan = vc1->vlan;
3668 VLANClientState *vc;
3670 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3672 if (vc->fd_can_read && vc->fd_can_read(vc->opaque))
3679 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
3681 VLANState *vlan = vc1->vlan;
3682 VLANClientState *vc;
3685 printf("vlan %d send:\n", vlan->id);
3686 hex_dump(stdout, buf, size);
3688 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3690 vc->fd_read(vc->opaque, buf, size);
3695 #if defined(CONFIG_SLIRP)
3697 /* slirp network adapter */
3699 static int slirp_inited;
3700 static VLANClientState *slirp_vc;
3702 int slirp_can_output(void)
3704 return !slirp_vc || qemu_can_send_packet(slirp_vc);
3707 void slirp_output(const uint8_t *pkt, int pkt_len)
3710 printf("slirp output:\n");
3711 hex_dump(stdout, pkt, pkt_len);
3715 qemu_send_packet(slirp_vc, pkt, pkt_len);
3718 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
3721 printf("slirp input:\n");
3722 hex_dump(stdout, buf, size);
3724 slirp_input(buf, size);
3727 static int net_slirp_init(VLANState *vlan)
3729 if (!slirp_inited) {
3733 slirp_vc = qemu_new_vlan_client(vlan,
3734 slirp_receive, NULL, NULL);
3735 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
3739 static void net_slirp_redir(const char *redir_str)
3744 struct in_addr guest_addr;
3745 int host_port, guest_port;
3747 if (!slirp_inited) {
3753 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3755 if (!strcmp(buf, "tcp")) {
3757 } else if (!strcmp(buf, "udp")) {
3763 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3765 host_port = strtol(buf, &r, 0);
3769 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3771 if (buf[0] == '\0') {
3772 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3774 if (!inet_aton(buf, &guest_addr))
3777 guest_port = strtol(p, &r, 0);
3781 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3782 fprintf(stderr, "qemu: could not set up redirection\n");
3787 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3795 static void erase_dir(char *dir_name)
3799 char filename[1024];
3801 /* erase all the files in the directory */
3802 if ((d = opendir(dir_name)) != 0) {
3807 if (strcmp(de->d_name, ".") != 0 &&
3808 strcmp(de->d_name, "..") != 0) {
3809 snprintf(filename, sizeof(filename), "%s/%s",
3810 smb_dir, de->d_name);
3811 if (unlink(filename) != 0) /* is it a directory? */
3812 erase_dir(filename);
3820 /* automatic user mode samba server configuration */
3821 static void smb_exit(void)
3826 /* automatic user mode samba server configuration */
3827 static void net_slirp_smb(const char *exported_dir)
3829 char smb_conf[1024];
3830 char smb_cmdline[1024];
3833 if (!slirp_inited) {
3838 /* XXX: better tmp dir construction */
3839 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3840 if (mkdir(smb_dir, 0700) < 0) {
3841 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3844 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3846 f = fopen(smb_conf, "w");
3848 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3855 "socket address=127.0.0.1\n"
3856 "pid directory=%s\n"
3857 "lock directory=%s\n"
3858 "log file=%s/log.smbd\n"
3859 "smb passwd file=%s/smbpasswd\n"
3860 "security = share\n"
3875 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3876 SMBD_COMMAND, smb_conf);
3878 slirp_add_exec(0, smb_cmdline, 4, 139);
3881 #endif /* !defined(_WIN32) */
3882 void do_info_slirp(void)
3887 #endif /* CONFIG_SLIRP */
3889 #if !defined(_WIN32)
3891 typedef struct TAPState {
3892 VLANClientState *vc;
3894 char down_script[1024];
3897 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3899 TAPState *s = opaque;
3902 ret = write(s->fd, buf, size);
3903 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3910 static void tap_send(void *opaque)
3912 TAPState *s = opaque;
3919 sbuf.maxlen = sizeof(buf);
3921 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3923 size = read(s->fd, buf, sizeof(buf));
3926 qemu_send_packet(s->vc, buf, size);
3932 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3936 s = qemu_mallocz(sizeof(TAPState));
3940 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3941 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3942 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3946 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3947 static int tap_open(char *ifname, int ifname_size)
3953 TFR(fd = open("/dev/tap", O_RDWR));
3955 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3960 dev = devname(s.st_rdev, S_IFCHR);
3961 pstrcpy(ifname, ifname_size, dev);
3963 fcntl(fd, F_SETFL, O_NONBLOCK);
3966 #elif defined(__sun__)
3967 #define TUNNEWPPA (('T'<<16) | 0x0001)
3969 * Allocate TAP device, returns opened fd.
3970 * Stores dev name in the first arg(must be large enough).
3972 int tap_alloc(char *dev)
3974 int tap_fd, if_fd, ppa = -1;
3975 static int ip_fd = 0;
3978 static int arp_fd = 0;
3979 int ip_muxid, arp_muxid;
3980 struct strioctl strioc_if, strioc_ppa;
3981 int link_type = I_PLINK;;
3983 char actual_name[32] = "";
3985 memset(&ifr, 0x0, sizeof(ifr));
3989 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3993 /* Check if IP device was opened */
3997 TFR(ip_fd = open("/dev/udp", O_RDWR, 0));
3999 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
4003 TFR(tap_fd = open("/dev/tap", O_RDWR, 0));
4005 syslog(LOG_ERR, "Can't open /dev/tap");
4009 /* Assign a new PPA and get its unit number. */
4010 strioc_ppa.ic_cmd = TUNNEWPPA;
4011 strioc_ppa.ic_timout = 0;
4012 strioc_ppa.ic_len = sizeof(ppa);
4013 strioc_ppa.ic_dp = (char *)&ppa;
4014 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
4015 syslog (LOG_ERR, "Can't assign new interface");
4017 TFR(if_fd = open("/dev/tap", O_RDWR, 0));
4019 syslog(LOG_ERR, "Can't open /dev/tap (2)");
4022 if(ioctl(if_fd, I_PUSH, "ip") < 0){
4023 syslog(LOG_ERR, "Can't push IP module");
4027 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
4028 syslog(LOG_ERR, "Can't get flags\n");
4030 snprintf (actual_name, 32, "tap%d", ppa);
4031 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
4034 /* Assign ppa according to the unit number returned by tun device */
4036 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
4037 syslog (LOG_ERR, "Can't set PPA %d", ppa);
4038 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
4039 syslog (LOG_ERR, "Can't get flags\n");
4040 /* Push arp module to if_fd */
4041 if (ioctl (if_fd, I_PUSH, "arp") < 0)
4042 syslog (LOG_ERR, "Can't push ARP module (2)");
4044 /* Push arp module to ip_fd */
4045 if (ioctl (ip_fd, I_POP, NULL) < 0)
4046 syslog (LOG_ERR, "I_POP failed\n");
4047 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
4048 syslog (LOG_ERR, "Can't push ARP module (3)\n");
4050 TFR(arp_fd = open ("/dev/tap", O_RDWR, 0));
4052 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
4054 /* Set ifname to arp */
4055 strioc_if.ic_cmd = SIOCSLIFNAME;
4056 strioc_if.ic_timout = 0;
4057 strioc_if.ic_len = sizeof(ifr);
4058 strioc_if.ic_dp = (char *)𝔦
4059 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
4060 syslog (LOG_ERR, "Can't set ifname to arp\n");
4063 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
4064 syslog(LOG_ERR, "Can't link TAP device to IP");
4068 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
4069 syslog (LOG_ERR, "Can't link TAP device to ARP");
4073 memset(&ifr, 0x0, sizeof(ifr));
4074 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
4075 ifr.lifr_ip_muxid = ip_muxid;
4076 ifr.lifr_arp_muxid = arp_muxid;
4078 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
4080 ioctl (ip_fd, I_PUNLINK , arp_muxid);
4081 ioctl (ip_fd, I_PUNLINK, ip_muxid);
4082 syslog (LOG_ERR, "Can't set multiplexor id");
4085 sprintf(dev, "tap%d", ppa);
4089 static int tap_open(char *ifname, int ifname_size)
4093 if( (fd = tap_alloc(dev)) < 0 ){
4094 fprintf(stderr, "Cannot allocate TAP device\n");
4097 pstrcpy(ifname, ifname_size, dev);
4098 fcntl(fd, F_SETFL, O_NONBLOCK);
4102 static int tap_open(char *ifname, int ifname_size)
4107 TFR(fd = open("/dev/net/tun", O_RDWR));
4109 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4112 memset(&ifr, 0, sizeof(ifr));
4113 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
4114 if (ifname[0] != '\0')
4115 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
4117 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
4118 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
4120 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4124 pstrcpy(ifname, ifname_size, ifr.ifr_name);
4125 fcntl(fd, F_SETFL, O_NONBLOCK);
4130 static int launch_script(const char *setup_script, const char *ifname, int fd)
4136 /* try to launch network script */
4140 int open_max = sysconf (_SC_OPEN_MAX), i;
4141 for (i = 0; i < open_max; i++)
4142 if (i != STDIN_FILENO &&
4143 i != STDOUT_FILENO &&
4144 i != STDERR_FILENO &&
4149 *parg++ = (char *)setup_script;
4150 *parg++ = (char *)ifname;
4152 execv(setup_script, args);
4155 while (waitpid(pid, &status, 0) != pid);
4156 if (!WIFEXITED(status) ||
4157 WEXITSTATUS(status) != 0) {
4158 fprintf(stderr, "%s: could not launch network script\n",
4166 static int net_tap_init(VLANState *vlan, const char *ifname1,
4167 const char *setup_script, const char *down_script)
4173 if (ifname1 != NULL)
4174 pstrcpy(ifname, sizeof(ifname), ifname1);
4177 TFR(fd = tap_open(ifname, sizeof(ifname)));
4181 if (!setup_script || !strcmp(setup_script, "no"))
4183 if (setup_script[0] != '\0') {
4184 if (launch_script(setup_script, ifname, fd))
4187 s = net_tap_fd_init(vlan, fd);
4190 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4191 "tap: ifname=%s setup_script=%s", ifname, setup_script);
4192 if (down_script && strcmp(down_script, "no"))
4193 snprintf(s->down_script, sizeof(s->down_script), "%s", down_script);
4197 #endif /* !_WIN32 */
4199 /* network connection */
4200 typedef struct NetSocketState {
4201 VLANClientState *vc;
4203 int state; /* 0 = getting length, 1 = getting data */
4207 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4210 typedef struct NetSocketListenState {
4213 } NetSocketListenState;
4215 /* XXX: we consider we can send the whole packet without blocking */
4216 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
4218 NetSocketState *s = opaque;
4222 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
4223 send_all(s->fd, buf, size);
4226 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
4228 NetSocketState *s = opaque;
4229 sendto(s->fd, buf, size, 0,
4230 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
4233 static void net_socket_send(void *opaque)
4235 NetSocketState *s = opaque;
4240 size = recv(s->fd, buf1, sizeof(buf1), 0);
4242 err = socket_error();
4243 if (err != EWOULDBLOCK)
4245 } else if (size == 0) {
4246 /* end of connection */
4248 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4254 /* reassemble a packet from the network */
4260 memcpy(s->buf + s->index, buf, l);
4264 if (s->index == 4) {
4266 s->packet_len = ntohl(*(uint32_t *)s->buf);
4272 l = s->packet_len - s->index;
4275 memcpy(s->buf + s->index, buf, l);
4279 if (s->index >= s->packet_len) {
4280 qemu_send_packet(s->vc, s->buf, s->packet_len);
4289 static void net_socket_send_dgram(void *opaque)
4291 NetSocketState *s = opaque;
4294 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
4298 /* end of connection */
4299 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4302 qemu_send_packet(s->vc, s->buf, size);
4305 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
4310 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
4311 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4312 inet_ntoa(mcastaddr->sin_addr),
4313 (int)ntohl(mcastaddr->sin_addr.s_addr));
4317 fd = socket(PF_INET, SOCK_DGRAM, 0);
4319 perror("socket(PF_INET, SOCK_DGRAM)");
4324 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
4325 (const char *)&val, sizeof(val));
4327 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4331 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
4337 /* Add host to multicast group */
4338 imr.imr_multiaddr = mcastaddr->sin_addr;
4339 imr.imr_interface.s_addr = htonl(INADDR_ANY);
4341 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
4342 (const char *)&imr, sizeof(struct ip_mreq));
4344 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4348 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4350 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
4351 (const char *)&val, sizeof(val));
4353 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4357 socket_set_nonblock(fd);
4365 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
4368 struct sockaddr_in saddr;
4370 socklen_t saddr_len;
4373 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4374 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4375 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4379 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
4381 if (saddr.sin_addr.s_addr==0) {
4382 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4386 /* clone dgram socket */
4387 newfd = net_socket_mcast_create(&saddr);
4389 /* error already reported by net_socket_mcast_create() */
4393 /* clone newfd to fd, close newfd */
4398 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4399 fd, strerror(errno));
4404 s = qemu_mallocz(sizeof(NetSocketState));
4409 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
4410 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
4412 /* mcast: save bound address as dst */
4413 if (is_connected) s->dgram_dst=saddr;
4415 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4416 "socket: fd=%d (%s mcast=%s:%d)",
4417 fd, is_connected? "cloned" : "",
4418 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4422 static void net_socket_connect(void *opaque)
4424 NetSocketState *s = opaque;
4425 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
4428 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
4432 s = qemu_mallocz(sizeof(NetSocketState));
4436 s->vc = qemu_new_vlan_client(vlan,
4437 net_socket_receive, NULL, s);
4438 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4439 "socket: fd=%d", fd);
4441 net_socket_connect(s);
4443 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
4448 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
4451 int so_type=-1, optlen=sizeof(so_type);
4453 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type,
4454 (socklen_t *)&optlen)< 0) {
4455 fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
4460 return net_socket_fd_init_dgram(vlan, fd, is_connected);
4462 return net_socket_fd_init_stream(vlan, fd, is_connected);
4464 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4465 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
4466 return net_socket_fd_init_stream(vlan, fd, is_connected);
4471 static void net_socket_accept(void *opaque)
4473 NetSocketListenState *s = opaque;
4475 struct sockaddr_in saddr;
4480 len = sizeof(saddr);
4481 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
4482 if (fd < 0 && errno != EINTR) {
4484 } else if (fd >= 0) {
4488 s1 = net_socket_fd_init(s->vlan, fd, 1);
4492 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
4493 "socket: connection from %s:%d",
4494 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4498 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
4500 NetSocketListenState *s;
4502 struct sockaddr_in saddr;
4504 if (parse_host_port(&saddr, host_str) < 0)
4507 s = qemu_mallocz(sizeof(NetSocketListenState));
4511 fd = socket(PF_INET, SOCK_STREAM, 0);
4516 socket_set_nonblock(fd);
4518 /* allow fast reuse */
4520 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
4522 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4527 ret = listen(fd, 0);
4534 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
4538 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
4541 int fd, connected, ret, err;
4542 struct sockaddr_in saddr;
4544 if (parse_host_port(&saddr, host_str) < 0)
4547 fd = socket(PF_INET, SOCK_STREAM, 0);
4552 socket_set_nonblock(fd);
4556 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4558 err = socket_error();
4559 if (err == EINTR || err == EWOULDBLOCK) {
4560 } else if (err == EINPROGRESS) {
4563 } else if (err == WSAEALREADY) {
4576 s = net_socket_fd_init(vlan, fd, connected);
4579 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4580 "socket: connect to %s:%d",
4581 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4585 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4589 struct sockaddr_in saddr;
4591 if (parse_host_port(&saddr, host_str) < 0)
4595 fd = net_socket_mcast_create(&saddr);
4599 s = net_socket_fd_init(vlan, fd, 0);
4603 s->dgram_dst = saddr;
4605 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4606 "socket: mcast=%s:%d",
4607 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4612 static const char *get_opt_name(char *buf, int buf_size, const char *p)
4617 while (*p != '\0' && *p != '=') {
4618 if (q && (q - buf) < buf_size - 1)
4628 static const char *get_opt_value(char *buf, int buf_size, const char *p)
4633 while (*p != '\0') {
4635 if (*(p + 1) != ',')
4639 if (q && (q - buf) < buf_size - 1)
4649 static int get_param_value(char *buf, int buf_size,
4650 const char *tag, const char *str)
4657 p = get_opt_name(option, sizeof(option), p);
4661 if (!strcmp(tag, option)) {
4662 (void)get_opt_value(buf, buf_size, p);
4665 p = get_opt_value(NULL, 0, p);
4674 static int check_params(char *buf, int buf_size,
4675 char **params, const char *str)
4682 p = get_opt_name(buf, buf_size, p);
4686 for(i = 0; params[i] != NULL; i++)
4687 if (!strcmp(params[i], buf))
4689 if (params[i] == NULL)
4691 p = get_opt_value(NULL, 0, p);
4700 static int net_client_init(const char *str)
4711 while (*p != '\0' && *p != ',') {
4712 if ((q - device) < sizeof(device) - 1)
4720 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4721 vlan_id = strtol(buf, NULL, 0);
4723 vlan = qemu_find_vlan(vlan_id);
4725 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4728 if (!strcmp(device, "nic")) {
4732 if (nb_nics >= MAX_NICS) {
4733 fprintf(stderr, "Too Many NICs\n");
4736 nd = &nd_table[nb_nics];
4737 macaddr = nd->macaddr;
4743 macaddr[5] = 0x56 + nb_nics;
4745 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4746 if (parse_macaddr(macaddr, buf) < 0) {
4747 fprintf(stderr, "invalid syntax for ethernet address\n");
4751 if (get_param_value(buf, sizeof(buf), "model", p)) {
4752 nd->model = strdup(buf);
4756 vlan->nb_guest_devs++;
4759 if (!strcmp(device, "none")) {
4760 /* does nothing. It is needed to signal that no network cards
4765 if (!strcmp(device, "user")) {
4766 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4767 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4769 vlan->nb_host_devs++;
4770 ret = net_slirp_init(vlan);
4774 if (!strcmp(device, "tap")) {
4776 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4777 fprintf(stderr, "tap: no interface name\n");
4780 vlan->nb_host_devs++;
4781 ret = tap_win32_init(vlan, ifname);
4784 if (!strcmp(device, "tap")) {
4786 char setup_script[1024], down_script[1024];
4788 vlan->nb_host_devs++;
4789 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4790 fd = strtol(buf, NULL, 0);
4792 if (net_tap_fd_init(vlan, fd))
4795 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4798 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4799 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4801 if (get_param_value(down_script, sizeof(down_script), "downscript", p) == 0) {
4802 pstrcpy(down_script, sizeof(down_script), DEFAULT_NETWORK_DOWN_SCRIPT);
4804 ret = net_tap_init(vlan, ifname, setup_script, down_script);
4808 if (!strcmp(device, "socket")) {
4809 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4811 fd = strtol(buf, NULL, 0);
4813 if (net_socket_fd_init(vlan, fd, 1))
4815 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4816 ret = net_socket_listen_init(vlan, buf);
4817 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4818 ret = net_socket_connect_init(vlan, buf);
4819 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4820 ret = net_socket_mcast_init(vlan, buf);
4822 fprintf(stderr, "Unknown socket options: %s\n", p);
4825 vlan->nb_host_devs++;
4828 fprintf(stderr, "Unknown network device: %s\n", device);
4832 fprintf(stderr, "Could not initialize device '%s'\n", device);
4838 void do_info_network(void)
4841 VLANClientState *vc;
4843 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4844 term_printf("VLAN %d devices:\n", vlan->id);
4845 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4846 term_printf(" %s\n", vc->info_str);
4850 #define HD_ALIAS "index=%d,media=disk"
4852 #define CDROM_ALIAS "index=1,media=cdrom"
4854 #define CDROM_ALIAS "index=2,media=cdrom"
4856 #define FD_ALIAS "index=%d,if=floppy"
4857 #define PFLASH_ALIAS "if=pflash"
4858 #define MTD_ALIAS "if=mtd"
4859 #define SD_ALIAS "index=0,if=sd"
4861 static int drive_add(const char *file, const char *fmt, ...)
4865 if (nb_drives_opt >= MAX_DRIVES) {
4866 fprintf(stderr, "qemu: too many drives\n");
4870 drives_opt[nb_drives_opt].file = file;
4872 vsnprintf(drives_opt[nb_drives_opt].opt,
4873 sizeof(drives_opt[0].opt), fmt, ap);
4876 return nb_drives_opt++;
4879 int drive_get_index(BlockInterfaceType type, int bus, int unit)
4883 /* seek interface, bus and unit */
4885 for (index = 0; index < nb_drives; index++)
4886 if (drives_table[index].type == type &&
4887 drives_table[index].bus == bus &&
4888 drives_table[index].unit == unit)
4894 int drive_get_max_bus(BlockInterfaceType type)
4900 for (index = 0; index < nb_drives; index++) {
4901 if(drives_table[index].type == type &&
4902 drives_table[index].bus > max_bus)
4903 max_bus = drives_table[index].bus;
4908 static int drive_init(struct drive_opt *arg, int snapshot,
4909 QEMUMachine *machine)
4914 const char *mediastr = "";
4915 BlockInterfaceType type;
4916 enum { MEDIA_DISK, MEDIA_CDROM } media;
4917 int bus_id, unit_id;
4918 int cyls, heads, secs, translation;
4919 BlockDriverState *bdrv;
4924 char *str = arg->opt;
4925 char *params[] = { "bus", "unit", "if", "index", "cyls", "heads",
4926 "secs", "trans", "media", "snapshot", "file",
4929 if (check_params(buf, sizeof(buf), params, str) < 0) {
4930 fprintf(stderr, "qemu: unknowm parameter '%s' in '%s'\n",
4936 cyls = heads = secs = 0;
4939 translation = BIOS_ATA_TRANSLATION_AUTO;
4943 if (!strcmp(machine->name, "realview") ||
4944 !strcmp(machine->name, "SS-5") ||
4945 !strcmp(machine->name, "SS-10") ||
4946 !strcmp(machine->name, "SS-600MP") ||
4947 !strcmp(machine->name, "versatilepb") ||
4948 !strcmp(machine->name, "versatileab")) {
4950 max_devs = MAX_SCSI_DEVS;
4951 strcpy(devname, "scsi");
4954 max_devs = MAX_IDE_DEVS;
4955 strcpy(devname, "ide");
4959 /* extract parameters */
4961 if (get_param_value(buf, sizeof(buf), "bus", str)) {
4962 bus_id = strtol(buf, NULL, 0);
4964 fprintf(stderr, "qemu: '%s' invalid bus id\n", str);
4969 if (get_param_value(buf, sizeof(buf), "unit", str)) {
4970 unit_id = strtol(buf, NULL, 0);
4972 fprintf(stderr, "qemu: '%s' invalid unit id\n", str);
4977 if (get_param_value(buf, sizeof(buf), "if", str)) {
4978 strncpy(devname, buf, sizeof(devname));
4979 if (!strcmp(buf, "ide")) {
4981 max_devs = MAX_IDE_DEVS;
4982 } else if (!strcmp(buf, "scsi")) {
4984 max_devs = MAX_SCSI_DEVS;
4985 } else if (!strcmp(buf, "floppy")) {
4988 } else if (!strcmp(buf, "pflash")) {
4991 } else if (!strcmp(buf, "mtd")) {
4994 } else if (!strcmp(buf, "sd")) {
4998 fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf);
5003 if (get_param_value(buf, sizeof(buf), "index", str)) {
5004 index = strtol(buf, NULL, 0);
5006 fprintf(stderr, "qemu: '%s' invalid index\n", str);
5011 if (get_param_value(buf, sizeof(buf), "cyls", str)) {
5012 cyls = strtol(buf, NULL, 0);
5015 if (get_param_value(buf, sizeof(buf), "heads", str)) {
5016 heads = strtol(buf, NULL, 0);
5019 if (get_param_value(buf, sizeof(buf), "secs", str)) {
5020 secs = strtol(buf, NULL, 0);
5023 if (cyls || heads || secs) {
5024 if (cyls < 1 || cyls > 16383) {
5025 fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str);
5028 if (heads < 1 || heads > 16) {
5029 fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str);
5032 if (secs < 1 || secs > 63) {
5033 fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str);
5038 if (get_param_value(buf, sizeof(buf), "trans", str)) {
5041 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5045 if (!strcmp(buf, "none"))
5046 translation = BIOS_ATA_TRANSLATION_NONE;
5047 else if (!strcmp(buf, "lba"))
5048 translation = BIOS_ATA_TRANSLATION_LBA;
5049 else if (!strcmp(buf, "auto"))
5050 translation = BIOS_ATA_TRANSLATION_AUTO;
5052 fprintf(stderr, "qemu: '%s' invalid translation type\n", str);
5057 if (get_param_value(buf, sizeof(buf), "media", str)) {
5058 if (!strcmp(buf, "disk")) {
5060 } else if (!strcmp(buf, "cdrom")) {
5061 if (cyls || secs || heads) {
5063 "qemu: '%s' invalid physical CHS format\n", str);
5066 media = MEDIA_CDROM;
5068 fprintf(stderr, "qemu: '%s' invalid media\n", str);
5073 if (get_param_value(buf, sizeof(buf), "snapshot", str)) {
5074 if (!strcmp(buf, "on"))
5076 else if (!strcmp(buf, "off"))
5079 fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str);
5084 if (get_param_value(buf, sizeof(buf), "cache", str)) {
5085 if (!strcmp(buf, "off"))
5087 else if (!strcmp(buf, "on"))
5090 fprintf(stderr, "qemu: invalid cache option\n");
5095 if (arg->file == NULL)
5096 get_param_value(file, sizeof(file), "file", str);
5098 pstrcpy(file, sizeof(file), arg->file);
5100 /* compute bus and unit according index */
5103 if (bus_id != 0 || unit_id != -1) {
5105 "qemu: '%s' index cannot be used with bus and unit\n", str);
5113 unit_id = index % max_devs;
5114 bus_id = index / max_devs;
5118 /* if user doesn't specify a unit_id,
5119 * try to find the first free
5122 if (unit_id == -1) {
5124 while (drive_get_index(type, bus_id, unit_id) != -1) {
5126 if (max_devs && unit_id >= max_devs) {
5127 unit_id -= max_devs;
5135 if (max_devs && unit_id >= max_devs) {
5136 fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n",
5137 str, unit_id, max_devs - 1);
5142 * ignore multiple definitions
5145 if (drive_get_index(type, bus_id, unit_id) != -1)
5150 if (type == IF_IDE || type == IF_SCSI)
5151 mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd";
5153 snprintf(buf, sizeof(buf), "%s%i%s%i",
5154 devname, bus_id, mediastr, unit_id);
5156 snprintf(buf, sizeof(buf), "%s%s%i",
5157 devname, mediastr, unit_id);
5158 bdrv = bdrv_new(buf);
5159 drives_table[nb_drives].bdrv = bdrv;
5160 drives_table[nb_drives].type = type;
5161 drives_table[nb_drives].bus = bus_id;
5162 drives_table[nb_drives].unit = unit_id;
5171 bdrv_set_geometry_hint(bdrv, cyls, heads, secs);
5172 bdrv_set_translation_hint(bdrv, translation);
5176 bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM);
5181 /* FIXME: This isn't really a floppy, but it's a reasonable
5184 bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY);
5194 bdrv_flags |= BDRV_O_SNAPSHOT;
5196 bdrv_flags |= BDRV_O_DIRECT;
5197 if (bdrv_open(bdrv, file, bdrv_flags) < 0 || qemu_key_check(bdrv, file)) {
5198 fprintf(stderr, "qemu: could not open disk image %s\n",
5205 /***********************************************************/
5208 static USBPort *used_usb_ports;
5209 static USBPort *free_usb_ports;
5211 /* ??? Maybe change this to register a hub to keep track of the topology. */
5212 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
5213 usb_attachfn attach)
5215 port->opaque = opaque;
5216 port->index = index;
5217 port->attach = attach;
5218 port->next = free_usb_ports;
5219 free_usb_ports = port;
5222 static int usb_device_add(const char *devname)
5228 if (!free_usb_ports)
5231 if (strstart(devname, "host:", &p)) {
5232 dev = usb_host_device_open(p);
5233 } else if (!strcmp(devname, "mouse")) {
5234 dev = usb_mouse_init();
5235 } else if (!strcmp(devname, "tablet")) {
5236 dev = usb_tablet_init();
5237 } else if (!strcmp(devname, "keyboard")) {
5238 dev = usb_keyboard_init();
5239 } else if (strstart(devname, "disk:", &p)) {
5240 dev = usb_msd_init(p);
5241 } else if (!strcmp(devname, "wacom-tablet")) {
5242 dev = usb_wacom_init();
5243 } else if (strstart(devname, "serial:", &p)) {
5244 dev = usb_serial_init(p);
5251 /* Find a USB port to add the device to. */
5252 port = free_usb_ports;
5256 /* Create a new hub and chain it on. */
5257 free_usb_ports = NULL;
5258 port->next = used_usb_ports;
5259 used_usb_ports = port;
5261 hub = usb_hub_init(VM_USB_HUB_SIZE);
5262 usb_attach(port, hub);
5263 port = free_usb_ports;
5266 free_usb_ports = port->next;
5267 port->next = used_usb_ports;
5268 used_usb_ports = port;
5269 usb_attach(port, dev);
5273 static int usb_device_del(const char *devname)
5281 if (!used_usb_ports)
5284 p = strchr(devname, '.');
5287 bus_num = strtoul(devname, NULL, 0);
5288 addr = strtoul(p + 1, NULL, 0);
5292 lastp = &used_usb_ports;
5293 port = used_usb_ports;
5294 while (port && port->dev->addr != addr) {
5295 lastp = &port->next;
5303 *lastp = port->next;
5304 usb_attach(port, NULL);
5305 dev->handle_destroy(dev);
5306 port->next = free_usb_ports;
5307 free_usb_ports = port;
5311 void do_usb_add(const char *devname)
5314 ret = usb_device_add(devname);
5316 term_printf("Could not add USB device '%s'\n", devname);
5319 void do_usb_del(const char *devname)
5322 ret = usb_device_del(devname);
5324 term_printf("Could not remove USB device '%s'\n", devname);
5331 const char *speed_str;
5334 term_printf("USB support not enabled\n");
5338 for (port = used_usb_ports; port; port = port->next) {
5342 switch(dev->speed) {
5346 case USB_SPEED_FULL:
5349 case USB_SPEED_HIGH:
5356 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5357 0, dev->addr, speed_str, dev->devname);
5361 /***********************************************************/
5362 /* PCMCIA/Cardbus */
5364 static struct pcmcia_socket_entry_s {
5365 struct pcmcia_socket_s *socket;
5366 struct pcmcia_socket_entry_s *next;
5367 } *pcmcia_sockets = 0;
5369 void pcmcia_socket_register(struct pcmcia_socket_s *socket)
5371 struct pcmcia_socket_entry_s *entry;
5373 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
5374 entry->socket = socket;
5375 entry->next = pcmcia_sockets;
5376 pcmcia_sockets = entry;
5379 void pcmcia_socket_unregister(struct pcmcia_socket_s *socket)
5381 struct pcmcia_socket_entry_s *entry, **ptr;
5383 ptr = &pcmcia_sockets;
5384 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
5385 if (entry->socket == socket) {
5391 void pcmcia_info(void)
5393 struct pcmcia_socket_entry_s *iter;
5394 if (!pcmcia_sockets)
5395 term_printf("No PCMCIA sockets\n");
5397 for (iter = pcmcia_sockets; iter; iter = iter->next)
5398 term_printf("%s: %s\n", iter->socket->slot_string,
5399 iter->socket->attached ? iter->socket->card_string :
5403 /***********************************************************/
5406 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
5410 static void dumb_resize(DisplayState *ds, int w, int h)
5414 static void dumb_refresh(DisplayState *ds)
5416 #if defined(CONFIG_SDL)
5421 static void dumb_display_init(DisplayState *ds)
5426 ds->dpy_update = dumb_update;
5427 ds->dpy_resize = dumb_resize;
5428 ds->dpy_refresh = dumb_refresh;
5431 /***********************************************************/
5434 #define MAX_IO_HANDLERS 64
5436 typedef struct IOHandlerRecord {
5438 IOCanRWHandler *fd_read_poll;
5440 IOHandler *fd_write;
5443 /* temporary data */
5445 struct IOHandlerRecord *next;
5448 static IOHandlerRecord *first_io_handler;
5450 /* XXX: fd_read_poll should be suppressed, but an API change is
5451 necessary in the character devices to suppress fd_can_read(). */
5452 int qemu_set_fd_handler2(int fd,
5453 IOCanRWHandler *fd_read_poll,
5455 IOHandler *fd_write,
5458 IOHandlerRecord **pioh, *ioh;
5460 if (!fd_read && !fd_write) {
5461 pioh = &first_io_handler;
5466 if (ioh->fd == fd) {
5473 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
5477 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
5480 ioh->next = first_io_handler;
5481 first_io_handler = ioh;
5484 ioh->fd_read_poll = fd_read_poll;
5485 ioh->fd_read = fd_read;
5486 ioh->fd_write = fd_write;
5487 ioh->opaque = opaque;
5493 int qemu_set_fd_handler(int fd,
5495 IOHandler *fd_write,
5498 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
5501 /***********************************************************/
5502 /* Polling handling */
5504 typedef struct PollingEntry {
5507 struct PollingEntry *next;
5510 static PollingEntry *first_polling_entry;
5512 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
5514 PollingEntry **ppe, *pe;
5515 pe = qemu_mallocz(sizeof(PollingEntry));
5519 pe->opaque = opaque;
5520 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
5525 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
5527 PollingEntry **ppe, *pe;
5528 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
5530 if (pe->func == func && pe->opaque == opaque) {
5539 /***********************************************************/
5540 /* Wait objects support */
5541 typedef struct WaitObjects {
5543 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
5544 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
5545 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
5548 static WaitObjects wait_objects = {0};
5550 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5552 WaitObjects *w = &wait_objects;
5554 if (w->num >= MAXIMUM_WAIT_OBJECTS)
5556 w->events[w->num] = handle;
5557 w->func[w->num] = func;
5558 w->opaque[w->num] = opaque;
5563 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5566 WaitObjects *w = &wait_objects;
5569 for (i = 0; i < w->num; i++) {
5570 if (w->events[i] == handle)
5573 w->events[i] = w->events[i + 1];
5574 w->func[i] = w->func[i + 1];
5575 w->opaque[i] = w->opaque[i + 1];
5583 /***********************************************************/
5584 /* savevm/loadvm support */
5586 #define IO_BUF_SIZE 32768
5590 BlockDriverState *bs;
5593 int64_t base_offset;
5594 int64_t buf_offset; /* start of buffer when writing, end of buffer
5597 int buf_size; /* 0 when writing */
5598 uint8_t buf[IO_BUF_SIZE];
5601 QEMUFile *qemu_fopen(const char *filename, const char *mode)
5605 f = qemu_mallocz(sizeof(QEMUFile));
5608 if (!strcmp(mode, "wb")) {
5610 } else if (!strcmp(mode, "rb")) {
5615 f->outfile = fopen(filename, mode);
5627 static QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
5631 f = qemu_mallocz(sizeof(QEMUFile));
5636 f->is_writable = is_writable;
5637 f->base_offset = offset;
5641 void qemu_fflush(QEMUFile *f)
5643 if (!f->is_writable)
5645 if (f->buf_index > 0) {
5647 fseek(f->outfile, f->buf_offset, SEEK_SET);
5648 fwrite(f->buf, 1, f->buf_index, f->outfile);
5650 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
5651 f->buf, f->buf_index);
5653 f->buf_offset += f->buf_index;
5658 static void qemu_fill_buffer(QEMUFile *f)
5665 fseek(f->outfile, f->buf_offset, SEEK_SET);
5666 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
5670 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
5671 f->buf, IO_BUF_SIZE);
5677 f->buf_offset += len;
5680 void qemu_fclose(QEMUFile *f)
5690 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
5694 l = IO_BUF_SIZE - f->buf_index;
5697 memcpy(f->buf + f->buf_index, buf, l);
5701 if (f->buf_index >= IO_BUF_SIZE)
5706 void qemu_put_byte(QEMUFile *f, int v)
5708 f->buf[f->buf_index++] = v;
5709 if (f->buf_index >= IO_BUF_SIZE)
5713 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
5719 l = f->buf_size - f->buf_index;
5721 qemu_fill_buffer(f);
5722 l = f->buf_size - f->buf_index;
5728 memcpy(buf, f->buf + f->buf_index, l);
5733 return size1 - size;
5736 int qemu_get_byte(QEMUFile *f)
5738 if (f->buf_index >= f->buf_size) {
5739 qemu_fill_buffer(f);
5740 if (f->buf_index >= f->buf_size)
5743 return f->buf[f->buf_index++];
5746 int64_t qemu_ftell(QEMUFile *f)
5748 return f->buf_offset - f->buf_size + f->buf_index;
5751 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
5753 if (whence == SEEK_SET) {
5755 } else if (whence == SEEK_CUR) {
5756 pos += qemu_ftell(f);
5758 /* SEEK_END not supported */
5761 if (f->is_writable) {
5763 f->buf_offset = pos;
5765 f->buf_offset = pos;
5772 void qemu_put_be16(QEMUFile *f, unsigned int v)
5774 qemu_put_byte(f, v >> 8);
5775 qemu_put_byte(f, v);
5778 void qemu_put_be32(QEMUFile *f, unsigned int v)
5780 qemu_put_byte(f, v >> 24);
5781 qemu_put_byte(f, v >> 16);
5782 qemu_put_byte(f, v >> 8);
5783 qemu_put_byte(f, v);
5786 void qemu_put_be64(QEMUFile *f, uint64_t v)
5788 qemu_put_be32(f, v >> 32);
5789 qemu_put_be32(f, v);
5792 unsigned int qemu_get_be16(QEMUFile *f)
5795 v = qemu_get_byte(f) << 8;
5796 v |= qemu_get_byte(f);
5800 unsigned int qemu_get_be32(QEMUFile *f)
5803 v = qemu_get_byte(f) << 24;
5804 v |= qemu_get_byte(f) << 16;
5805 v |= qemu_get_byte(f) << 8;
5806 v |= qemu_get_byte(f);
5810 uint64_t qemu_get_be64(QEMUFile *f)
5813 v = (uint64_t)qemu_get_be32(f) << 32;
5814 v |= qemu_get_be32(f);
5818 typedef struct SaveStateEntry {
5822 SaveStateHandler *save_state;
5823 LoadStateHandler *load_state;
5825 struct SaveStateEntry *next;
5828 static SaveStateEntry *first_se;
5830 int register_savevm(const char *idstr,
5833 SaveStateHandler *save_state,
5834 LoadStateHandler *load_state,
5837 SaveStateEntry *se, **pse;
5839 se = qemu_malloc(sizeof(SaveStateEntry));
5842 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
5843 se->instance_id = instance_id;
5844 se->version_id = version_id;
5845 se->save_state = save_state;
5846 se->load_state = load_state;
5847 se->opaque = opaque;
5850 /* add at the end of list */
5852 while (*pse != NULL)
5853 pse = &(*pse)->next;
5858 #define QEMU_VM_FILE_MAGIC 0x5145564d
5859 #define QEMU_VM_FILE_VERSION 0x00000002
5861 static int qemu_savevm_state(QEMUFile *f)
5865 int64_t cur_pos, len_pos, total_len_pos;
5867 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
5868 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
5869 total_len_pos = qemu_ftell(f);
5870 qemu_put_be64(f, 0); /* total size */
5872 for(se = first_se; se != NULL; se = se->next) {
5874 len = strlen(se->idstr);
5875 qemu_put_byte(f, len);
5876 qemu_put_buffer(f, (uint8_t *)se->idstr, len);
5878 qemu_put_be32(f, se->instance_id);
5879 qemu_put_be32(f, se->version_id);
5881 /* record size: filled later */
5882 len_pos = qemu_ftell(f);
5883 qemu_put_be32(f, 0);
5884 se->save_state(f, se->opaque);
5886 /* fill record size */
5887 cur_pos = qemu_ftell(f);
5888 len = cur_pos - len_pos - 4;
5889 qemu_fseek(f, len_pos, SEEK_SET);
5890 qemu_put_be32(f, len);
5891 qemu_fseek(f, cur_pos, SEEK_SET);
5893 cur_pos = qemu_ftell(f);
5894 qemu_fseek(f, total_len_pos, SEEK_SET);
5895 qemu_put_be64(f, cur_pos - total_len_pos - 8);
5896 qemu_fseek(f, cur_pos, SEEK_SET);
5902 static SaveStateEntry *find_se(const char *idstr, int instance_id)
5906 for(se = first_se; se != NULL; se = se->next) {
5907 if (!strcmp(se->idstr, idstr) &&
5908 instance_id == se->instance_id)
5914 static int qemu_loadvm_state(QEMUFile *f)
5917 int len, ret, instance_id, record_len, version_id;
5918 int64_t total_len, end_pos, cur_pos;
5922 v = qemu_get_be32(f);
5923 if (v != QEMU_VM_FILE_MAGIC)
5925 v = qemu_get_be32(f);
5926 if (v != QEMU_VM_FILE_VERSION) {
5931 total_len = qemu_get_be64(f);
5932 end_pos = total_len + qemu_ftell(f);
5934 if (qemu_ftell(f) >= end_pos)
5936 len = qemu_get_byte(f);
5937 qemu_get_buffer(f, (uint8_t *)idstr, len);
5939 instance_id = qemu_get_be32(f);
5940 version_id = qemu_get_be32(f);
5941 record_len = qemu_get_be32(f);
5943 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5944 idstr, instance_id, version_id, record_len);
5946 cur_pos = qemu_ftell(f);
5947 se = find_se(idstr, instance_id);
5949 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5950 instance_id, idstr);
5952 ret = se->load_state(f, se->opaque, version_id);
5954 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5955 instance_id, idstr);
5958 /* always seek to exact end of record */
5959 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
5966 /* device can contain snapshots */
5967 static int bdrv_can_snapshot(BlockDriverState *bs)
5970 !bdrv_is_removable(bs) &&
5971 !bdrv_is_read_only(bs));
5974 /* device must be snapshots in order to have a reliable snapshot */
5975 static int bdrv_has_snapshot(BlockDriverState *bs)
5978 !bdrv_is_removable(bs) &&
5979 !bdrv_is_read_only(bs));
5982 static BlockDriverState *get_bs_snapshots(void)
5984 BlockDriverState *bs;
5988 return bs_snapshots;
5989 for(i = 0; i <= nb_drives; i++) {
5990 bs = drives_table[i].bdrv;
5991 if (bdrv_can_snapshot(bs))
6000 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
6003 QEMUSnapshotInfo *sn_tab, *sn;
6007 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
6010 for(i = 0; i < nb_sns; i++) {
6012 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
6022 void do_savevm(const char *name)
6024 BlockDriverState *bs, *bs1;
6025 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
6026 int must_delete, ret, i;
6027 BlockDriverInfo bdi1, *bdi = &bdi1;
6029 int saved_vm_running;
6036 bs = get_bs_snapshots();
6038 term_printf("No block device can accept snapshots\n");
6042 /* ??? Should this occur after vm_stop? */
6045 saved_vm_running = vm_running;
6050 ret = bdrv_snapshot_find(bs, old_sn, name);
6055 memset(sn, 0, sizeof(*sn));
6057 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
6058 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
6061 pstrcpy(sn->name, sizeof(sn->name), name);
6064 /* fill auxiliary fields */
6067 sn->date_sec = tb.time;
6068 sn->date_nsec = tb.millitm * 1000000;
6070 gettimeofday(&tv, NULL);
6071 sn->date_sec = tv.tv_sec;
6072 sn->date_nsec = tv.tv_usec * 1000;
6074 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
6076 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
6077 term_printf("Device %s does not support VM state snapshots\n",
6078 bdrv_get_device_name(bs));
6082 /* save the VM state */
6083 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
6085 term_printf("Could not open VM state file\n");
6088 ret = qemu_savevm_state(f);
6089 sn->vm_state_size = qemu_ftell(f);
6092 term_printf("Error %d while writing VM\n", ret);
6096 /* create the snapshots */
6098 for(i = 0; i < nb_drives; i++) {
6099 bs1 = drives_table[i].bdrv;
6100 if (bdrv_has_snapshot(bs1)) {
6102 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
6104 term_printf("Error while deleting snapshot on '%s'\n",
6105 bdrv_get_device_name(bs1));
6108 ret = bdrv_snapshot_create(bs1, sn);
6110 term_printf("Error while creating snapshot on '%s'\n",
6111 bdrv_get_device_name(bs1));
6117 if (saved_vm_running)
6121 void do_loadvm(const char *name)
6123 BlockDriverState *bs, *bs1;
6124 BlockDriverInfo bdi1, *bdi = &bdi1;
6127 int saved_vm_running;
6129 bs = get_bs_snapshots();
6131 term_printf("No block device supports snapshots\n");
6135 /* Flush all IO requests so they don't interfere with the new state. */
6138 saved_vm_running = vm_running;
6141 for(i = 0; i <= nb_drives; i++) {
6142 bs1 = drives_table[i].bdrv;
6143 if (bdrv_has_snapshot(bs1)) {
6144 ret = bdrv_snapshot_goto(bs1, name);
6147 term_printf("Warning: ");
6150 term_printf("Snapshots not supported on device '%s'\n",
6151 bdrv_get_device_name(bs1));
6154 term_printf("Could not find snapshot '%s' on device '%s'\n",
6155 name, bdrv_get_device_name(bs1));
6158 term_printf("Error %d while activating snapshot on '%s'\n",
6159 ret, bdrv_get_device_name(bs1));
6162 /* fatal on snapshot block device */
6169 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
6170 term_printf("Device %s does not support VM state snapshots\n",
6171 bdrv_get_device_name(bs));
6175 /* restore the VM state */
6176 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
6178 term_printf("Could not open VM state file\n");
6181 ret = qemu_loadvm_state(f);
6184 term_printf("Error %d while loading VM state\n", ret);
6187 if (saved_vm_running)
6191 void do_delvm(const char *name)
6193 BlockDriverState *bs, *bs1;
6196 bs = get_bs_snapshots();
6198 term_printf("No block device supports snapshots\n");
6202 for(i = 0; i <= nb_drives; i++) {
6203 bs1 = drives_table[i].bdrv;
6204 if (bdrv_has_snapshot(bs1)) {
6205 ret = bdrv_snapshot_delete(bs1, name);
6207 if (ret == -ENOTSUP)
6208 term_printf("Snapshots not supported on device '%s'\n",
6209 bdrv_get_device_name(bs1));
6211 term_printf("Error %d while deleting snapshot on '%s'\n",
6212 ret, bdrv_get_device_name(bs1));
6218 void do_info_snapshots(void)
6220 BlockDriverState *bs, *bs1;
6221 QEMUSnapshotInfo *sn_tab, *sn;
6225 bs = get_bs_snapshots();
6227 term_printf("No available block device supports snapshots\n");
6230 term_printf("Snapshot devices:");
6231 for(i = 0; i <= nb_drives; i++) {
6232 bs1 = drives_table[i].bdrv;
6233 if (bdrv_has_snapshot(bs1)) {
6235 term_printf(" %s", bdrv_get_device_name(bs1));
6240 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
6242 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
6245 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
6246 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
6247 for(i = 0; i < nb_sns; i++) {
6249 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
6254 /***********************************************************/
6255 /* cpu save/restore */
6257 #if defined(TARGET_I386)
6259 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
6261 qemu_put_be32(f, dt->selector);
6262 qemu_put_betl(f, dt->base);
6263 qemu_put_be32(f, dt->limit);
6264 qemu_put_be32(f, dt->flags);
6267 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
6269 dt->selector = qemu_get_be32(f);
6270 dt->base = qemu_get_betl(f);
6271 dt->limit = qemu_get_be32(f);
6272 dt->flags = qemu_get_be32(f);
6275 void cpu_save(QEMUFile *f, void *opaque)
6277 CPUState *env = opaque;
6278 uint16_t fptag, fpus, fpuc, fpregs_format;
6282 for(i = 0; i < CPU_NB_REGS; i++)
6283 qemu_put_betls(f, &env->regs[i]);
6284 qemu_put_betls(f, &env->eip);
6285 qemu_put_betls(f, &env->eflags);
6286 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
6287 qemu_put_be32s(f, &hflags);
6291 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
6293 for(i = 0; i < 8; i++) {
6294 fptag |= ((!env->fptags[i]) << i);
6297 qemu_put_be16s(f, &fpuc);
6298 qemu_put_be16s(f, &fpus);
6299 qemu_put_be16s(f, &fptag);
6301 #ifdef USE_X86LDOUBLE
6306 qemu_put_be16s(f, &fpregs_format);
6308 for(i = 0; i < 8; i++) {
6309 #ifdef USE_X86LDOUBLE
6313 /* we save the real CPU data (in case of MMX usage only 'mant'
6314 contains the MMX register */
6315 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
6316 qemu_put_be64(f, mant);
6317 qemu_put_be16(f, exp);
6320 /* if we use doubles for float emulation, we save the doubles to
6321 avoid losing information in case of MMX usage. It can give
6322 problems if the image is restored on a CPU where long
6323 doubles are used instead. */
6324 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
6328 for(i = 0; i < 6; i++)
6329 cpu_put_seg(f, &env->segs[i]);
6330 cpu_put_seg(f, &env->ldt);
6331 cpu_put_seg(f, &env->tr);
6332 cpu_put_seg(f, &env->gdt);
6333 cpu_put_seg(f, &env->idt);
6335 qemu_put_be32s(f, &env->sysenter_cs);
6336 qemu_put_be32s(f, &env->sysenter_esp);
6337 qemu_put_be32s(f, &env->sysenter_eip);
6339 qemu_put_betls(f, &env->cr[0]);
6340 qemu_put_betls(f, &env->cr[2]);
6341 qemu_put_betls(f, &env->cr[3]);
6342 qemu_put_betls(f, &env->cr[4]);
6344 for(i = 0; i < 8; i++)
6345 qemu_put_betls(f, &env->dr[i]);
6348 qemu_put_be32s(f, &env->a20_mask);
6351 qemu_put_be32s(f, &env->mxcsr);
6352 for(i = 0; i < CPU_NB_REGS; i++) {
6353 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
6354 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
6357 #ifdef TARGET_X86_64
6358 qemu_put_be64s(f, &env->efer);
6359 qemu_put_be64s(f, &env->star);
6360 qemu_put_be64s(f, &env->lstar);
6361 qemu_put_be64s(f, &env->cstar);
6362 qemu_put_be64s(f, &env->fmask);
6363 qemu_put_be64s(f, &env->kernelgsbase);
6365 qemu_put_be32s(f, &env->smbase);
6368 #ifdef USE_X86LDOUBLE
6369 /* XXX: add that in a FPU generic layer */
6370 union x86_longdouble {
6375 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6376 #define EXPBIAS1 1023
6377 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6378 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6380 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
6384 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
6385 /* exponent + sign */
6386 e = EXPD1(temp) - EXPBIAS1 + 16383;
6387 e |= SIGND1(temp) >> 16;
6392 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6394 CPUState *env = opaque;
6397 uint16_t fpus, fpuc, fptag, fpregs_format;
6399 if (version_id != 3 && version_id != 4)
6401 for(i = 0; i < CPU_NB_REGS; i++)
6402 qemu_get_betls(f, &env->regs[i]);
6403 qemu_get_betls(f, &env->eip);
6404 qemu_get_betls(f, &env->eflags);
6405 qemu_get_be32s(f, &hflags);
6407 qemu_get_be16s(f, &fpuc);
6408 qemu_get_be16s(f, &fpus);
6409 qemu_get_be16s(f, &fptag);
6410 qemu_get_be16s(f, &fpregs_format);
6412 /* NOTE: we cannot always restore the FPU state if the image come
6413 from a host with a different 'USE_X86LDOUBLE' define. We guess
6414 if we are in an MMX state to restore correctly in that case. */
6415 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
6416 for(i = 0; i < 8; i++) {
6420 switch(fpregs_format) {
6422 mant = qemu_get_be64(f);
6423 exp = qemu_get_be16(f);
6424 #ifdef USE_X86LDOUBLE
6425 env->fpregs[i].d = cpu_set_fp80(mant, exp);
6427 /* difficult case */
6429 env->fpregs[i].mmx.MMX_Q(0) = mant;
6431 env->fpregs[i].d = cpu_set_fp80(mant, exp);
6435 mant = qemu_get_be64(f);
6436 #ifdef USE_X86LDOUBLE
6438 union x86_longdouble *p;
6439 /* difficult case */
6440 p = (void *)&env->fpregs[i];
6445 fp64_to_fp80(p, mant);
6449 env->fpregs[i].mmx.MMX_Q(0) = mant;
6458 /* XXX: restore FPU round state */
6459 env->fpstt = (fpus >> 11) & 7;
6460 env->fpus = fpus & ~0x3800;
6462 for(i = 0; i < 8; i++) {
6463 env->fptags[i] = (fptag >> i) & 1;
6466 for(i = 0; i < 6; i++)
6467 cpu_get_seg(f, &env->segs[i]);
6468 cpu_get_seg(f, &env->ldt);
6469 cpu_get_seg(f, &env->tr);
6470 cpu_get_seg(f, &env->gdt);
6471 cpu_get_seg(f, &env->idt);
6473 qemu_get_be32s(f, &env->sysenter_cs);
6474 qemu_get_be32s(f, &env->sysenter_esp);
6475 qemu_get_be32s(f, &env->sysenter_eip);
6477 qemu_get_betls(f, &env->cr[0]);
6478 qemu_get_betls(f, &env->cr[2]);
6479 qemu_get_betls(f, &env->cr[3]);
6480 qemu_get_betls(f, &env->cr[4]);
6482 for(i = 0; i < 8; i++)
6483 qemu_get_betls(f, &env->dr[i]);
6486 qemu_get_be32s(f, &env->a20_mask);
6488 qemu_get_be32s(f, &env->mxcsr);
6489 for(i = 0; i < CPU_NB_REGS; i++) {
6490 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
6491 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
6494 #ifdef TARGET_X86_64
6495 qemu_get_be64s(f, &env->efer);
6496 qemu_get_be64s(f, &env->star);
6497 qemu_get_be64s(f, &env->lstar);
6498 qemu_get_be64s(f, &env->cstar);
6499 qemu_get_be64s(f, &env->fmask);
6500 qemu_get_be64s(f, &env->kernelgsbase);
6502 if (version_id >= 4)
6503 qemu_get_be32s(f, &env->smbase);
6505 /* XXX: compute hflags from scratch, except for CPL and IIF */
6506 env->hflags = hflags;
6511 #elif defined(TARGET_PPC)
6512 void cpu_save(QEMUFile *f, void *opaque)
6516 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6521 #elif defined(TARGET_MIPS)
6522 void cpu_save(QEMUFile *f, void *opaque)
6526 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6531 #elif defined(TARGET_SPARC)
6532 void cpu_save(QEMUFile *f, void *opaque)
6534 CPUState *env = opaque;
6538 for(i = 0; i < 8; i++)
6539 qemu_put_betls(f, &env->gregs[i]);
6540 for(i = 0; i < NWINDOWS * 16; i++)
6541 qemu_put_betls(f, &env->regbase[i]);
6544 for(i = 0; i < TARGET_FPREGS; i++) {
6550 qemu_put_be32(f, u.i);
6553 qemu_put_betls(f, &env->pc);
6554 qemu_put_betls(f, &env->npc);
6555 qemu_put_betls(f, &env->y);
6557 qemu_put_be32(f, tmp);
6558 qemu_put_betls(f, &env->fsr);
6559 qemu_put_betls(f, &env->tbr);
6560 #ifndef TARGET_SPARC64
6561 qemu_put_be32s(f, &env->wim);
6563 for(i = 0; i < 16; i++)
6564 qemu_put_be32s(f, &env->mmuregs[i]);
6568 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6570 CPUState *env = opaque;
6574 for(i = 0; i < 8; i++)
6575 qemu_get_betls(f, &env->gregs[i]);
6576 for(i = 0; i < NWINDOWS * 16; i++)
6577 qemu_get_betls(f, &env->regbase[i]);
6580 for(i = 0; i < TARGET_FPREGS; i++) {
6585 u.i = qemu_get_be32(f);
6589 qemu_get_betls(f, &env->pc);
6590 qemu_get_betls(f, &env->npc);
6591 qemu_get_betls(f, &env->y);
6592 tmp = qemu_get_be32(f);
6593 env->cwp = 0; /* needed to ensure that the wrapping registers are
6594 correctly updated */
6596 qemu_get_betls(f, &env->fsr);
6597 qemu_get_betls(f, &env->tbr);
6598 #ifndef TARGET_SPARC64
6599 qemu_get_be32s(f, &env->wim);
6601 for(i = 0; i < 16; i++)
6602 qemu_get_be32s(f, &env->mmuregs[i]);
6608 #elif defined(TARGET_ARM)
6610 void cpu_save(QEMUFile *f, void *opaque)
6613 CPUARMState *env = (CPUARMState *)opaque;
6615 for (i = 0; i < 16; i++) {
6616 qemu_put_be32(f, env->regs[i]);
6618 qemu_put_be32(f, cpsr_read(env));
6619 qemu_put_be32(f, env->spsr);
6620 for (i = 0; i < 6; i++) {
6621 qemu_put_be32(f, env->banked_spsr[i]);
6622 qemu_put_be32(f, env->banked_r13[i]);
6623 qemu_put_be32(f, env->banked_r14[i]);
6625 for (i = 0; i < 5; i++) {
6626 qemu_put_be32(f, env->usr_regs[i]);
6627 qemu_put_be32(f, env->fiq_regs[i]);
6629 qemu_put_be32(f, env->cp15.c0_cpuid);
6630 qemu_put_be32(f, env->cp15.c0_cachetype);
6631 qemu_put_be32(f, env->cp15.c1_sys);
6632 qemu_put_be32(f, env->cp15.c1_coproc);
6633 qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
6634 qemu_put_be32(f, env->cp15.c2_base0);
6635 qemu_put_be32(f, env->cp15.c2_base1);
6636 qemu_put_be32(f, env->cp15.c2_mask);
6637 qemu_put_be32(f, env->cp15.c2_data);
6638 qemu_put_be32(f, env->cp15.c2_insn);
6639 qemu_put_be32(f, env->cp15.c3);
6640 qemu_put_be32(f, env->cp15.c5_insn);
6641 qemu_put_be32(f, env->cp15.c5_data);
6642 for (i = 0; i < 8; i++) {
6643 qemu_put_be32(f, env->cp15.c6_region[i]);
6645 qemu_put_be32(f, env->cp15.c6_insn);
6646 qemu_put_be32(f, env->cp15.c6_data);
6647 qemu_put_be32(f, env->cp15.c9_insn);
6648 qemu_put_be32(f, env->cp15.c9_data);
6649 qemu_put_be32(f, env->cp15.c13_fcse);
6650 qemu_put_be32(f, env->cp15.c13_context);
6651 qemu_put_be32(f, env->cp15.c13_tls1);
6652 qemu_put_be32(f, env->cp15.c13_tls2);
6653 qemu_put_be32(f, env->cp15.c13_tls3);
6654 qemu_put_be32(f, env->cp15.c15_cpar);
6656 qemu_put_be32(f, env->features);
6658 if (arm_feature(env, ARM_FEATURE_VFP)) {
6659 for (i = 0; i < 16; i++) {
6661 u.d = env->vfp.regs[i];
6662 qemu_put_be32(f, u.l.upper);
6663 qemu_put_be32(f, u.l.lower);
6665 for (i = 0; i < 16; i++) {
6666 qemu_put_be32(f, env->vfp.xregs[i]);
6669 /* TODO: Should use proper FPSCR access functions. */
6670 qemu_put_be32(f, env->vfp.vec_len);
6671 qemu_put_be32(f, env->vfp.vec_stride);
6673 if (arm_feature(env, ARM_FEATURE_VFP3)) {
6674 for (i = 16; i < 32; i++) {
6676 u.d = env->vfp.regs[i];
6677 qemu_put_be32(f, u.l.upper);
6678 qemu_put_be32(f, u.l.lower);
6683 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6684 for (i = 0; i < 16; i++) {
6685 qemu_put_be64(f, env->iwmmxt.regs[i]);
6687 for (i = 0; i < 16; i++) {
6688 qemu_put_be32(f, env->iwmmxt.cregs[i]);
6692 if (arm_feature(env, ARM_FEATURE_M)) {
6693 qemu_put_be32(f, env->v7m.other_sp);
6694 qemu_put_be32(f, env->v7m.vecbase);
6695 qemu_put_be32(f, env->v7m.basepri);
6696 qemu_put_be32(f, env->v7m.control);
6697 qemu_put_be32(f, env->v7m.current_sp);
6698 qemu_put_be32(f, env->v7m.exception);
6702 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6704 CPUARMState *env = (CPUARMState *)opaque;
6707 if (version_id != ARM_CPU_SAVE_VERSION)
6710 for (i = 0; i < 16; i++) {
6711 env->regs[i] = qemu_get_be32(f);
6713 cpsr_write(env, qemu_get_be32(f), 0xffffffff);
6714 env->spsr = qemu_get_be32(f);
6715 for (i = 0; i < 6; i++) {
6716 env->banked_spsr[i] = qemu_get_be32(f);
6717 env->banked_r13[i] = qemu_get_be32(f);
6718 env->banked_r14[i] = qemu_get_be32(f);
6720 for (i = 0; i < 5; i++) {
6721 env->usr_regs[i] = qemu_get_be32(f);
6722 env->fiq_regs[i] = qemu_get_be32(f);
6724 env->cp15.c0_cpuid = qemu_get_be32(f);
6725 env->cp15.c0_cachetype = qemu_get_be32(f);
6726 env->cp15.c1_sys = qemu_get_be32(f);
6727 env->cp15.c1_coproc = qemu_get_be32(f);
6728 env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
6729 env->cp15.c2_base0 = qemu_get_be32(f);
6730 env->cp15.c2_base1 = qemu_get_be32(f);
6731 env->cp15.c2_mask = qemu_get_be32(f);
6732 env->cp15.c2_data = qemu_get_be32(f);
6733 env->cp15.c2_insn = qemu_get_be32(f);
6734 env->cp15.c3 = qemu_get_be32(f);
6735 env->cp15.c5_insn = qemu_get_be32(f);
6736 env->cp15.c5_data = qemu_get_be32(f);
6737 for (i = 0; i < 8; i++) {
6738 env->cp15.c6_region[i] = qemu_get_be32(f);
6740 env->cp15.c6_insn = qemu_get_be32(f);
6741 env->cp15.c6_data = qemu_get_be32(f);
6742 env->cp15.c9_insn = qemu_get_be32(f);
6743 env->cp15.c9_data = qemu_get_be32(f);
6744 env->cp15.c13_fcse = qemu_get_be32(f);
6745 env->cp15.c13_context = qemu_get_be32(f);
6746 env->cp15.c13_tls1 = qemu_get_be32(f);
6747 env->cp15.c13_tls2 = qemu_get_be32(f);
6748 env->cp15.c13_tls3 = qemu_get_be32(f);
6749 env->cp15.c15_cpar = qemu_get_be32(f);
6751 env->features = qemu_get_be32(f);
6753 if (arm_feature(env, ARM_FEATURE_VFP)) {
6754 for (i = 0; i < 16; i++) {
6756 u.l.upper = qemu_get_be32(f);
6757 u.l.lower = qemu_get_be32(f);
6758 env->vfp.regs[i] = u.d;
6760 for (i = 0; i < 16; i++) {
6761 env->vfp.xregs[i] = qemu_get_be32(f);
6764 /* TODO: Should use proper FPSCR access functions. */
6765 env->vfp.vec_len = qemu_get_be32(f);
6766 env->vfp.vec_stride = qemu_get_be32(f);
6768 if (arm_feature(env, ARM_FEATURE_VFP3)) {
6769 for (i = 0; i < 16; i++) {
6771 u.l.upper = qemu_get_be32(f);
6772 u.l.lower = qemu_get_be32(f);
6773 env->vfp.regs[i] = u.d;
6778 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6779 for (i = 0; i < 16; i++) {
6780 env->iwmmxt.regs[i] = qemu_get_be64(f);
6782 for (i = 0; i < 16; i++) {
6783 env->iwmmxt.cregs[i] = qemu_get_be32(f);
6787 if (arm_feature(env, ARM_FEATURE_M)) {
6788 env->v7m.other_sp = qemu_get_be32(f);
6789 env->v7m.vecbase = qemu_get_be32(f);
6790 env->v7m.basepri = qemu_get_be32(f);
6791 env->v7m.control = qemu_get_be32(f);
6792 env->v7m.current_sp = qemu_get_be32(f);
6793 env->v7m.exception = qemu_get_be32(f);
6801 //#warning No CPU save/restore functions
6805 /***********************************************************/
6806 /* ram save/restore */
6808 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
6812 v = qemu_get_byte(f);
6815 if (qemu_get_buffer(f, buf, len) != len)
6819 v = qemu_get_byte(f);
6820 memset(buf, v, len);
6828 static int ram_load_v1(QEMUFile *f, void *opaque)
6832 if (qemu_get_be32(f) != phys_ram_size)
6834 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
6835 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
6842 #define BDRV_HASH_BLOCK_SIZE 1024
6843 #define IOBUF_SIZE 4096
6844 #define RAM_CBLOCK_MAGIC 0xfabe
6846 typedef struct RamCompressState {
6849 uint8_t buf[IOBUF_SIZE];
6852 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
6855 memset(s, 0, sizeof(*s));
6857 ret = deflateInit2(&s->zstream, 1,
6859 9, Z_DEFAULT_STRATEGY);
6862 s->zstream.avail_out = IOBUF_SIZE;
6863 s->zstream.next_out = s->buf;
6867 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
6869 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
6870 qemu_put_be16(s->f, len);
6871 qemu_put_buffer(s->f, buf, len);
6874 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
6878 s->zstream.avail_in = len;
6879 s->zstream.next_in = (uint8_t *)buf;
6880 while (s->zstream.avail_in > 0) {
6881 ret = deflate(&s->zstream, Z_NO_FLUSH);
6884 if (s->zstream.avail_out == 0) {
6885 ram_put_cblock(s, s->buf, IOBUF_SIZE);
6886 s->zstream.avail_out = IOBUF_SIZE;
6887 s->zstream.next_out = s->buf;
6893 static void ram_compress_close(RamCompressState *s)
6897 /* compress last bytes */
6899 ret = deflate(&s->zstream, Z_FINISH);
6900 if (ret == Z_OK || ret == Z_STREAM_END) {
6901 len = IOBUF_SIZE - s->zstream.avail_out;
6903 ram_put_cblock(s, s->buf, len);
6905 s->zstream.avail_out = IOBUF_SIZE;
6906 s->zstream.next_out = s->buf;
6907 if (ret == Z_STREAM_END)
6914 deflateEnd(&s->zstream);
6917 typedef struct RamDecompressState {
6920 uint8_t buf[IOBUF_SIZE];
6921 } RamDecompressState;
6923 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
6926 memset(s, 0, sizeof(*s));
6928 ret = inflateInit(&s->zstream);
6934 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
6938 s->zstream.avail_out = len;
6939 s->zstream.next_out = buf;
6940 while (s->zstream.avail_out > 0) {
6941 if (s->zstream.avail_in == 0) {
6942 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
6944 clen = qemu_get_be16(s->f);
6945 if (clen > IOBUF_SIZE)
6947 qemu_get_buffer(s->f, s->buf, clen);
6948 s->zstream.avail_in = clen;
6949 s->zstream.next_in = s->buf;
6951 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
6952 if (ret != Z_OK && ret != Z_STREAM_END) {
6959 static void ram_decompress_close(RamDecompressState *s)
6961 inflateEnd(&s->zstream);
6964 static void ram_save(QEMUFile *f, void *opaque)
6967 RamCompressState s1, *s = &s1;
6970 qemu_put_be32(f, phys_ram_size);
6971 if (ram_compress_open(s, f) < 0)
6973 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6975 if (tight_savevm_enabled) {
6979 /* find if the memory block is available on a virtual
6982 for(j = 0; j < nb_drives; j++) {
6983 sector_num = bdrv_hash_find(drives_table[j].bdrv,
6985 BDRV_HASH_BLOCK_SIZE);
6986 if (sector_num >= 0)
6990 goto normal_compress;
6993 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
6994 ram_compress_buf(s, buf, 10);
7000 ram_compress_buf(s, buf, 1);
7001 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
7004 ram_compress_close(s);
7007 static int ram_load(QEMUFile *f, void *opaque, int version_id)
7009 RamDecompressState s1, *s = &s1;
7013 if (version_id == 1)
7014 return ram_load_v1(f, opaque);
7015 if (version_id != 2)
7017 if (qemu_get_be32(f) != phys_ram_size)
7019 if (ram_decompress_open(s, f) < 0)
7021 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
7022 if (ram_decompress_buf(s, buf, 1) < 0) {
7023 fprintf(stderr, "Error while reading ram block header\n");
7027 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
7028 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
7037 ram_decompress_buf(s, buf + 1, 9);
7039 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
7040 if (bs_index >= nb_drives) {
7041 fprintf(stderr, "Invalid block device index %d\n", bs_index);
7044 if (bdrv_read(drives_table[bs_index].bdrv, sector_num,
7046 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
7047 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
7048 bs_index, sector_num);
7055 printf("Error block header\n");
7059 ram_decompress_close(s);
7063 /***********************************************************/
7064 /* bottom halves (can be seen as timers which expire ASAP) */
7073 static QEMUBH *first_bh = NULL;
7075 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
7078 bh = qemu_mallocz(sizeof(QEMUBH));
7082 bh->opaque = opaque;
7086 int qemu_bh_poll(void)
7105 void qemu_bh_schedule(QEMUBH *bh)
7107 CPUState *env = cpu_single_env;
7111 bh->next = first_bh;
7114 /* stop the currently executing CPU to execute the BH ASAP */
7116 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
7120 void qemu_bh_cancel(QEMUBH *bh)
7123 if (bh->scheduled) {
7126 pbh = &(*pbh)->next;
7132 void qemu_bh_delete(QEMUBH *bh)
7138 /***********************************************************/
7139 /* machine registration */
7141 QEMUMachine *first_machine = NULL;
7143 int qemu_register_machine(QEMUMachine *m)
7146 pm = &first_machine;
7154 static QEMUMachine *find_machine(const char *name)
7158 for(m = first_machine; m != NULL; m = m->next) {
7159 if (!strcmp(m->name, name))
7165 /***********************************************************/
7166 /* main execution loop */
7168 static void gui_update(void *opaque)
7170 DisplayState *ds = opaque;
7171 ds->dpy_refresh(ds);
7172 qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
7175 struct vm_change_state_entry {
7176 VMChangeStateHandler *cb;
7178 LIST_ENTRY (vm_change_state_entry) entries;
7181 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
7183 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
7186 VMChangeStateEntry *e;
7188 e = qemu_mallocz(sizeof (*e));
7194 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
7198 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
7200 LIST_REMOVE (e, entries);
7204 static void vm_state_notify(int running)
7206 VMChangeStateEntry *e;
7208 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
7209 e->cb(e->opaque, running);
7213 /* XXX: support several handlers */
7214 static VMStopHandler *vm_stop_cb;
7215 static void *vm_stop_opaque;
7217 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
7220 vm_stop_opaque = opaque;
7224 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
7235 qemu_rearm_alarm_timer(alarm_timer);
7239 void vm_stop(int reason)
7242 cpu_disable_ticks();
7246 vm_stop_cb(vm_stop_opaque, reason);
7253 /* reset/shutdown handler */
7255 typedef struct QEMUResetEntry {
7256 QEMUResetHandler *func;
7258 struct QEMUResetEntry *next;
7261 static QEMUResetEntry *first_reset_entry;
7262 static int reset_requested;
7263 static int shutdown_requested;
7264 static int powerdown_requested;
7266 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
7268 QEMUResetEntry **pre, *re;
7270 pre = &first_reset_entry;
7271 while (*pre != NULL)
7272 pre = &(*pre)->next;
7273 re = qemu_mallocz(sizeof(QEMUResetEntry));
7275 re->opaque = opaque;
7280 static void qemu_system_reset(void)
7284 /* reset all devices */
7285 for(re = first_reset_entry; re != NULL; re = re->next) {
7286 re->func(re->opaque);
7290 void qemu_system_reset_request(void)
7293 shutdown_requested = 1;
7295 reset_requested = 1;
7298 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
7301 void qemu_system_shutdown_request(void)
7303 shutdown_requested = 1;
7305 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
7308 void qemu_system_powerdown_request(void)
7310 powerdown_requested = 1;
7312 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
7315 void main_loop_wait(int timeout)
7317 IOHandlerRecord *ioh;
7318 fd_set rfds, wfds, xfds;
7327 /* XXX: need to suppress polling by better using win32 events */
7329 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
7330 ret |= pe->func(pe->opaque);
7335 WaitObjects *w = &wait_objects;
7337 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
7338 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
7339 if (w->func[ret - WAIT_OBJECT_0])
7340 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
7342 /* Check for additional signaled events */
7343 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
7345 /* Check if event is signaled */
7346 ret2 = WaitForSingleObject(w->events[i], 0);
7347 if(ret2 == WAIT_OBJECT_0) {
7349 w->func[i](w->opaque[i]);
7350 } else if (ret2 == WAIT_TIMEOUT) {
7352 err = GetLastError();
7353 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
7356 } else if (ret == WAIT_TIMEOUT) {
7358 err = GetLastError();
7359 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
7363 /* poll any events */
7364 /* XXX: separate device handlers from system ones */
7369 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
7373 (!ioh->fd_read_poll ||
7374 ioh->fd_read_poll(ioh->opaque) != 0)) {
7375 FD_SET(ioh->fd, &rfds);
7379 if (ioh->fd_write) {
7380 FD_SET(ioh->fd, &wfds);
7390 tv.tv_usec = timeout * 1000;
7392 #if defined(CONFIG_SLIRP)
7394 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
7397 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
7399 IOHandlerRecord **pioh;
7401 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
7402 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
7403 ioh->fd_read(ioh->opaque);
7405 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
7406 ioh->fd_write(ioh->opaque);
7410 /* remove deleted IO handlers */
7411 pioh = &first_io_handler;
7421 #if defined(CONFIG_SLIRP)
7428 slirp_select_poll(&rfds, &wfds, &xfds);
7434 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
7435 qemu_get_clock(vm_clock));
7436 /* run dma transfers, if any */
7440 /* real time timers */
7441 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
7442 qemu_get_clock(rt_clock));
7444 if (alarm_timer->flags & ALARM_FLAG_EXPIRED) {
7445 alarm_timer->flags &= ~(ALARM_FLAG_EXPIRED);
7446 qemu_rearm_alarm_timer(alarm_timer);
7449 /* Check bottom-halves last in case any of the earlier events triggered
7455 static int main_loop(void)
7458 #ifdef CONFIG_PROFILER
7463 cur_cpu = first_cpu;
7464 next_cpu = cur_cpu->next_cpu ?: first_cpu;
7471 #ifdef CONFIG_PROFILER
7472 ti = profile_getclock();
7474 ret = cpu_exec(env);
7475 #ifdef CONFIG_PROFILER
7476 qemu_time += profile_getclock() - ti;
7478 next_cpu = env->next_cpu ?: first_cpu;
7479 if (event_pending) {
7480 ret = EXCP_INTERRUPT;
7484 if (ret == EXCP_HLT) {
7485 /* Give the next CPU a chance to run. */
7489 if (ret != EXCP_HALTED)
7491 /* all CPUs are halted ? */
7497 if (shutdown_requested) {
7498 ret = EXCP_INTERRUPT;
7501 if (reset_requested) {
7502 reset_requested = 0;
7503 qemu_system_reset();
7504 ret = EXCP_INTERRUPT;
7506 if (powerdown_requested) {
7507 powerdown_requested = 0;
7508 qemu_system_powerdown();
7509 ret = EXCP_INTERRUPT;
7511 if (ret == EXCP_DEBUG) {
7512 vm_stop(EXCP_DEBUG);
7514 /* If all cpus are halted then wait until the next IRQ */
7515 /* XXX: use timeout computed from timers */
7516 if (ret == EXCP_HALTED)
7523 #ifdef CONFIG_PROFILER
7524 ti = profile_getclock();
7526 main_loop_wait(timeout);
7527 #ifdef CONFIG_PROFILER
7528 dev_time += profile_getclock() - ti;
7531 cpu_disable_ticks();
7535 static void help(int exitcode)
7537 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"
7538 "usage: %s [options] [disk_image]\n"
7540 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7542 "Standard options:\n"
7543 "-M machine select emulated machine (-M ? for list)\n"
7544 "-cpu cpu select CPU (-cpu ? for list)\n"
7545 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7546 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7547 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7548 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7549 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7550 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]"
7551 " [,cache=on|off]\n"
7552 " use 'file' as a drive image\n"
7553 "-mtdblock file use 'file' as on-board Flash memory image\n"
7554 "-sd file use 'file' as SecureDigital card image\n"
7555 "-pflash file use 'file' as a parallel flash image\n"
7556 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7557 "-snapshot write to temporary files instead of disk image files\n"
7559 "-no-frame open SDL window without a frame and window decorations\n"
7560 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7561 "-no-quit disable SDL window close capability\n"
7564 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7566 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7567 "-smp n set the number of CPUs to 'n' [default=1]\n"
7568 "-nographic disable graphical output and redirect serial I/Os to console\n"
7569 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7571 "-k language use keyboard layout (for example \"fr\" for French)\n"
7574 "-audio-help print list of audio drivers and their options\n"
7575 "-soundhw c1,... enable audio support\n"
7576 " and only specified sound cards (comma separated list)\n"
7577 " use -soundhw ? to get the list of supported cards\n"
7578 " use -soundhw all to enable all of them\n"
7580 "-localtime set the real time clock to local time [default=utc]\n"
7581 "-full-screen start in full screen\n"
7583 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7585 "-usb enable the USB driver (will be the default soon)\n"
7586 "-usbdevice name add the host or guest USB device 'name'\n"
7587 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7588 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7590 "-name string set the name of the guest\n"
7592 "Network options:\n"
7593 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7594 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7596 "-net user[,vlan=n][,hostname=host]\n"
7597 " connect the user mode network stack to VLAN 'n' and send\n"
7598 " hostname 'host' to DHCP clients\n"
7601 "-net tap[,vlan=n],ifname=name\n"
7602 " connect the host TAP network interface to VLAN 'n'\n"
7604 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7605 " connect the host TAP network interface to VLAN 'n' and use the\n"
7606 " network scripts 'file' (default=%s)\n"
7607 " and 'dfile' (default=%s);\n"
7608 " use '[down]script=no' to disable script execution;\n"
7609 " use 'fd=h' to connect to an already opened TAP interface\n"
7611 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7612 " connect the vlan 'n' to another VLAN using a socket connection\n"
7613 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7614 " connect the vlan 'n' to multicast maddr and port\n"
7615 "-net none use it alone to have zero network devices; if no -net option\n"
7616 " is provided, the default is '-net nic -net user'\n"
7619 "-tftp dir allow tftp access to files in dir [-net user]\n"
7620 "-bootp file advertise file in BOOTP replies\n"
7622 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7624 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7625 " redirect TCP or UDP connections from host to guest [-net user]\n"
7628 "Linux boot specific:\n"
7629 "-kernel bzImage use 'bzImage' as kernel image\n"
7630 "-append cmdline use 'cmdline' as kernel command line\n"
7631 "-initrd file use 'file' as initial ram disk\n"
7633 "Debug/Expert options:\n"
7634 "-monitor dev redirect the monitor to char device 'dev'\n"
7635 "-serial dev redirect the serial port to char device 'dev'\n"
7636 "-parallel dev redirect the parallel port to char device 'dev'\n"
7637 "-pidfile file Write PID to 'file'\n"
7638 "-S freeze CPU at startup (use 'c' to start execution)\n"
7639 "-s wait gdb connection to port\n"
7640 "-p port set gdb connection port [default=%s]\n"
7641 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7642 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7643 " translation (t=none or lba) (usually qemu can guess them)\n"
7644 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7646 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7647 "-no-kqemu disable KQEMU kernel module usage\n"
7650 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7651 " (default is CL-GD5446 PCI VGA)\n"
7652 "-no-acpi disable ACPI\n"
7654 "-no-reboot exit instead of rebooting\n"
7655 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7656 "-vnc display start a VNC server on display\n"
7658 "-daemonize daemonize QEMU after initializing\n"
7660 "-option-rom rom load a file, rom, into the option ROM space\n"
7662 "-prom-env variable=value set OpenBIOS nvram variables\n"
7664 "-clock force the use of the given methods for timer alarm.\n"
7665 " To see what timers are available use -clock help\n"
7666 "-startdate select initial date of the Qemu clock\n"
7667 "-translation setting1,... configures code translation\n"
7668 " (use -translation ? for a list of settings)\n"
7670 "During emulation, the following keys are useful:\n"
7671 "ctrl-alt-f toggle full screen\n"
7672 "ctrl-alt-n switch to virtual console 'n'\n"
7673 "ctrl-alt toggle mouse and keyboard grab\n"
7675 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7680 DEFAULT_NETWORK_SCRIPT,
7681 DEFAULT_NETWORK_DOWN_SCRIPT,
7683 DEFAULT_GDBSTUB_PORT,
7688 #define HAS_ARG 0x0001
7703 QEMU_OPTION_mtdblock,
7707 QEMU_OPTION_snapshot,
7709 QEMU_OPTION_no_fd_bootchk,
7712 QEMU_OPTION_nographic,
7713 QEMU_OPTION_portrait,
7715 QEMU_OPTION_audio_help,
7716 QEMU_OPTION_soundhw,
7736 QEMU_OPTION_no_code_copy,
7738 QEMU_OPTION_localtime,
7739 QEMU_OPTION_cirrusvga,
7742 QEMU_OPTION_std_vga,
7744 QEMU_OPTION_monitor,
7746 QEMU_OPTION_parallel,
7748 QEMU_OPTION_full_screen,
7749 QEMU_OPTION_no_frame,
7750 QEMU_OPTION_alt_grab,
7751 QEMU_OPTION_no_quit,
7752 QEMU_OPTION_pidfile,
7753 QEMU_OPTION_no_kqemu,
7754 QEMU_OPTION_kernel_kqemu,
7755 QEMU_OPTION_win2k_hack,
7757 QEMU_OPTION_usbdevice,
7760 QEMU_OPTION_no_acpi,
7761 QEMU_OPTION_no_reboot,
7762 QEMU_OPTION_show_cursor,
7763 QEMU_OPTION_daemonize,
7764 QEMU_OPTION_option_rom,
7765 QEMU_OPTION_semihosting,
7767 QEMU_OPTION_prom_env,
7768 QEMU_OPTION_old_param,
7770 QEMU_OPTION_startdate,
7771 QEMU_OPTION_translation,
7774 typedef struct QEMUOption {
7780 const QEMUOption qemu_options[] = {
7781 { "h", 0, QEMU_OPTION_h },
7782 { "help", 0, QEMU_OPTION_h },
7784 { "M", HAS_ARG, QEMU_OPTION_M },
7785 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
7786 { "fda", HAS_ARG, QEMU_OPTION_fda },
7787 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
7788 { "hda", HAS_ARG, QEMU_OPTION_hda },
7789 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
7790 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
7791 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
7792 { "drive", HAS_ARG, QEMU_OPTION_drive },
7793 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
7794 { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
7795 { "sd", HAS_ARG, QEMU_OPTION_sd },
7796 { "pflash", HAS_ARG, QEMU_OPTION_pflash },
7797 { "boot", HAS_ARG, QEMU_OPTION_boot },
7798 { "snapshot", 0, QEMU_OPTION_snapshot },
7800 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
7802 { "m", HAS_ARG, QEMU_OPTION_m },
7803 { "nographic", 0, QEMU_OPTION_nographic },
7804 { "portrait", 0, QEMU_OPTION_portrait },
7805 { "k", HAS_ARG, QEMU_OPTION_k },
7807 { "audio-help", 0, QEMU_OPTION_audio_help },
7808 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
7811 { "net", HAS_ARG, QEMU_OPTION_net},
7813 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
7814 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
7816 { "smb", HAS_ARG, QEMU_OPTION_smb },
7818 { "redir", HAS_ARG, QEMU_OPTION_redir },
7821 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
7822 { "append", HAS_ARG, QEMU_OPTION_append },
7823 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
7825 { "S", 0, QEMU_OPTION_S },
7826 { "s", 0, QEMU_OPTION_s },
7827 { "p", HAS_ARG, QEMU_OPTION_p },
7828 { "d", HAS_ARG, QEMU_OPTION_d },
7829 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
7830 { "L", HAS_ARG, QEMU_OPTION_L },
7831 { "bios", HAS_ARG, QEMU_OPTION_bios },
7832 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
7834 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
7835 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
7837 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7838 { "g", 1, QEMU_OPTION_g },
7840 { "localtime", 0, QEMU_OPTION_localtime },
7841 { "std-vga", 0, QEMU_OPTION_std_vga },
7842 { "echr", HAS_ARG, QEMU_OPTION_echr },
7843 { "monitor", HAS_ARG, QEMU_OPTION_monitor },
7844 { "serial", HAS_ARG, QEMU_OPTION_serial },
7845 { "parallel", HAS_ARG, QEMU_OPTION_parallel },
7846 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
7847 { "full-screen", 0, QEMU_OPTION_full_screen },
7849 { "no-frame", 0, QEMU_OPTION_no_frame },
7850 { "alt-grab", 0, QEMU_OPTION_alt_grab },
7851 { "no-quit", 0, QEMU_OPTION_no_quit },
7853 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
7854 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
7855 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
7856 { "smp", HAS_ARG, QEMU_OPTION_smp },
7857 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
7859 /* temporary options */
7860 { "usb", 0, QEMU_OPTION_usb },
7861 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
7862 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
7863 { "no-acpi", 0, QEMU_OPTION_no_acpi },
7864 { "no-reboot", 0, QEMU_OPTION_no_reboot },
7865 { "show-cursor", 0, QEMU_OPTION_show_cursor },
7866 { "daemonize", 0, QEMU_OPTION_daemonize },
7867 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
7868 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7869 { "semihosting", 0, QEMU_OPTION_semihosting },
7871 { "name", HAS_ARG, QEMU_OPTION_name },
7872 #if defined(TARGET_SPARC)
7873 { "prom-env", HAS_ARG, QEMU_OPTION_prom_env },
7875 #if defined(TARGET_ARM)
7876 { "old-param", 0, QEMU_OPTION_old_param },
7878 { "clock", HAS_ARG, QEMU_OPTION_clock },
7879 { "startdate", HAS_ARG, QEMU_OPTION_startdate },
7880 { "translation", HAS_ARG, QEMU_OPTION_translation },
7884 /* password input */
7886 int qemu_key_check(BlockDriverState *bs, const char *name)
7891 if (!bdrv_is_encrypted(bs))
7894 term_printf("%s is encrypted.\n", name);
7895 for(i = 0; i < 3; i++) {
7896 monitor_readline("Password: ", 1, password, sizeof(password));
7897 if (bdrv_set_key(bs, password) == 0)
7899 term_printf("invalid password\n");
7904 static BlockDriverState *get_bdrv(int index)
7906 if (index > nb_drives)
7908 return drives_table[index].bdrv;
7911 static void read_passwords(void)
7913 BlockDriverState *bs;
7916 for(i = 0; i < 6; i++) {
7919 qemu_key_check(bs, bdrv_get_device_name(bs));
7923 /* XXX: currently we cannot use simultaneously different CPUs */
7924 static void register_machines(void)
7926 #if defined(TARGET_I386)
7927 qemu_register_machine(&pc_machine);
7928 qemu_register_machine(&isapc_machine);
7929 #elif defined(TARGET_PPC)
7930 qemu_register_machine(&heathrow_machine);
7931 qemu_register_machine(&core99_machine);
7932 qemu_register_machine(&prep_machine);
7933 qemu_register_machine(&ref405ep_machine);
7934 qemu_register_machine(&taihu_machine);
7935 #elif defined(TARGET_MIPS)
7936 qemu_register_machine(&mips_machine);
7937 qemu_register_machine(&mips_malta_machine);
7938 qemu_register_machine(&mips_pica61_machine);
7939 qemu_register_machine(&mips_mipssim_machine);
7940 #elif defined(TARGET_SPARC)
7941 #ifdef TARGET_SPARC64
7942 qemu_register_machine(&sun4u_machine);
7944 qemu_register_machine(&ss5_machine);
7945 qemu_register_machine(&ss10_machine);
7946 qemu_register_machine(&ss600mp_machine);
7947 qemu_register_machine(&ss20_machine);
7948 qemu_register_machine(&ss2_machine);
7949 qemu_register_machine(&ss1000_machine);
7950 qemu_register_machine(&ss2000_machine);
7952 #elif defined(TARGET_ARM)
7953 qemu_register_machine(&integratorcp_machine);
7954 qemu_register_machine(&versatilepb_machine);
7955 qemu_register_machine(&versatileab_machine);
7956 qemu_register_machine(&realview_machine);
7957 qemu_register_machine(&akitapda_machine);
7958 qemu_register_machine(&spitzpda_machine);
7959 qemu_register_machine(&borzoipda_machine);
7960 qemu_register_machine(&terrierpda_machine);
7961 qemu_register_machine(&palmte_machine);
7962 qemu_register_machine(&lm3s811evb_machine);
7963 qemu_register_machine(&lm3s6965evb_machine);
7964 qemu_register_machine(&connex_machine);
7965 qemu_register_machine(&verdex_machine);
7966 qemu_register_machine(&mainstone2_machine);
7967 #elif defined(TARGET_SH4)
7968 qemu_register_machine(&shix_machine);
7969 qemu_register_machine(&r2d_machine);
7970 #elif defined(TARGET_ALPHA)
7972 #elif defined(TARGET_M68K)
7973 qemu_register_machine(&mcf5208evb_machine);
7974 qemu_register_machine(&an5206_machine);
7975 qemu_register_machine(&dummy_m68k_machine);
7976 #elif defined(TARGET_CRIS)
7977 qemu_register_machine(&bareetraxfs_machine);
7979 #error unsupported CPU
7984 struct soundhw soundhw[] = {
7985 #ifdef HAS_AUDIO_CHOICE
7992 { .init_isa = pcspk_audio_init }
7997 "Creative Sound Blaster 16",
8000 { .init_isa = SB16_init }
8007 "Yamaha YMF262 (OPL3)",
8009 "Yamaha YM3812 (OPL2)",
8013 { .init_isa = Adlib_init }
8020 "Gravis Ultrasound GF1",
8023 { .init_isa = GUS_init }
8030 "Intel 82801AA AC97 Audio",
8033 { .init_pci = ac97_init }
8039 "ENSONIQ AudioPCI ES1370",
8042 { .init_pci = es1370_init }
8046 { NULL, NULL, 0, 0, { NULL } }
8049 static void select_soundhw (const char *optarg)
8053 if (*optarg == '?') {
8056 printf ("Valid sound card names (comma separated):\n");
8057 for (c = soundhw; c->name; ++c) {
8058 printf ("%-11s %s\n", c->name, c->descr);
8060 printf ("\n-soundhw all will enable all of the above\n");
8061 exit (*optarg != '?');
8069 if (!strcmp (optarg, "all")) {
8070 for (c = soundhw; c->name; ++c) {
8078 e = strchr (p, ',');
8079 l = !e ? strlen (p) : (size_t) (e - p);
8081 for (c = soundhw; c->name; ++c) {
8082 if (!strncmp (c->name, p, l)) {
8091 "Unknown sound card name (too big to show)\n");
8094 fprintf (stderr, "Unknown sound card name `%.*s'\n",
8099 p += l + (e != NULL);
8103 goto show_valid_cards;
8109 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
8111 exit(STATUS_CONTROL_C_EXIT);
8116 #define MAX_NET_CLIENTS 32
8118 int main(int argc, char **argv)
8120 #ifdef CONFIG_GDBSTUB
8122 const char *gdbstub_port;
8124 uint32_t boot_devices_bitmap = 0;
8126 int snapshot, linux_boot, net_boot;
8127 const char *initrd_filename;
8128 const char *kernel_filename, *kernel_cmdline;
8129 const char *boot_devices = "";
8130 DisplayState *ds = &display_state;
8131 int cyls, heads, secs, translation;
8132 char net_clients[MAX_NET_CLIENTS][256];
8136 const char *r, *optarg;
8137 CharDriverState *monitor_hd;
8138 char monitor_device[128];
8139 char serial_devices[MAX_SERIAL_PORTS][128];
8140 int serial_device_index;
8141 char parallel_devices[MAX_PARALLEL_PORTS][128];
8142 int parallel_device_index;
8143 const char *loadvm = NULL;
8144 QEMUMachine *machine;
8145 const char *cpu_model;
8146 char usb_devices[MAX_USB_CMDLINE][128];
8147 int usb_devices_index;
8149 const char *pid_file = NULL;
8152 LIST_INIT (&vm_change_state_head);
8155 struct sigaction act;
8156 sigfillset(&act.sa_mask);
8158 act.sa_handler = SIG_IGN;
8159 sigaction(SIGPIPE, &act, NULL);
8162 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
8163 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8164 QEMU to run on a single CPU */
8169 h = GetCurrentProcess();
8170 if (GetProcessAffinityMask(h, &mask, &smask)) {
8171 for(i = 0; i < 32; i++) {
8172 if (mask & (1 << i))
8177 SetProcessAffinityMask(h, mask);
8183 register_machines();
8184 machine = first_machine;
8186 initrd_filename = NULL;
8187 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
8188 vga_ram_size = VGA_RAM_SIZE;
8189 #ifdef CONFIG_GDBSTUB
8191 gdbstub_port = DEFAULT_GDBSTUB_PORT;
8195 kernel_filename = NULL;
8196 kernel_cmdline = "";
8197 cyls = heads = secs = 0;
8198 translation = BIOS_ATA_TRANSLATION_AUTO;
8199 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
8201 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
8202 for(i = 1; i < MAX_SERIAL_PORTS; i++)
8203 serial_devices[i][0] = '\0';
8204 serial_device_index = 0;
8206 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
8207 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
8208 parallel_devices[i][0] = '\0';
8209 parallel_device_index = 0;
8211 usb_devices_index = 0;
8219 /* default mac address of the first network interface */
8227 hda_index = drive_add(argv[optind++], HD_ALIAS, 0);
8229 const QEMUOption *popt;
8232 /* Treat --foo the same as -foo. */
8235 popt = qemu_options;
8238 fprintf(stderr, "%s: invalid option -- '%s'\n",
8242 if (!strcmp(popt->name, r + 1))
8246 if (popt->flags & HAS_ARG) {
8247 if (optind >= argc) {
8248 fprintf(stderr, "%s: option '%s' requires an argument\n",
8252 optarg = argv[optind++];
8257 switch(popt->index) {
8259 machine = find_machine(optarg);
8262 printf("Supported machines are:\n");
8263 for(m = first_machine; m != NULL; m = m->next) {
8264 printf("%-10s %s%s\n",
8266 m == first_machine ? " (default)" : "");
8268 exit(*optarg != '?');
8271 case QEMU_OPTION_cpu:
8272 /* hw initialization will check this */
8273 if (*optarg == '?') {
8274 /* XXX: implement xxx_cpu_list for targets that still miss it */
8275 #if defined(cpu_list)
8276 cpu_list(stdout, &fprintf);
8283 case QEMU_OPTION_initrd:
8284 initrd_filename = optarg;
8286 case QEMU_OPTION_hda:
8288 hda_index = drive_add(optarg, HD_ALIAS, 0);
8290 hda_index = drive_add(optarg, HD_ALIAS
8291 ",cyls=%d,heads=%d,secs=%d%s",
8292 0, cyls, heads, secs,
8293 translation == BIOS_ATA_TRANSLATION_LBA ?
8295 translation == BIOS_ATA_TRANSLATION_NONE ?
8296 ",trans=none" : "");
8298 case QEMU_OPTION_hdb:
8299 case QEMU_OPTION_hdc:
8300 case QEMU_OPTION_hdd:
8301 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
8303 case QEMU_OPTION_drive:
8304 drive_add(NULL, "%s", optarg);
8306 case QEMU_OPTION_mtdblock:
8307 drive_add(optarg, MTD_ALIAS);
8309 case QEMU_OPTION_sd:
8310 drive_add(optarg, SD_ALIAS);
8312 case QEMU_OPTION_pflash:
8313 drive_add(optarg, PFLASH_ALIAS);
8315 case QEMU_OPTION_snapshot:
8318 case QEMU_OPTION_hdachs:
8322 cyls = strtol(p, (char **)&p, 0);
8323 if (cyls < 1 || cyls > 16383)
8328 heads = strtol(p, (char **)&p, 0);
8329 if (heads < 1 || heads > 16)
8334 secs = strtol(p, (char **)&p, 0);
8335 if (secs < 1 || secs > 63)
8339 if (!strcmp(p, "none"))
8340 translation = BIOS_ATA_TRANSLATION_NONE;
8341 else if (!strcmp(p, "lba"))
8342 translation = BIOS_ATA_TRANSLATION_LBA;
8343 else if (!strcmp(p, "auto"))
8344 translation = BIOS_ATA_TRANSLATION_AUTO;
8347 } else if (*p != '\0') {
8349 fprintf(stderr, "qemu: invalid physical CHS format\n");
8352 if (hda_index != -1)
8353 snprintf(drives_opt[hda_index].opt,
8354 sizeof(drives_opt[hda_index].opt),
8355 HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s",
8356 0, cyls, heads, secs,
8357 translation == BIOS_ATA_TRANSLATION_LBA ?
8359 translation == BIOS_ATA_TRANSLATION_NONE ?
8360 ",trans=none" : "");
8363 case QEMU_OPTION_nographic:
8364 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
8365 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
8366 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
8369 case QEMU_OPTION_portrait:
8372 case QEMU_OPTION_kernel:
8373 kernel_filename = optarg;
8375 case QEMU_OPTION_append:
8376 kernel_cmdline = optarg;
8378 case QEMU_OPTION_cdrom:
8379 drive_add(optarg, CDROM_ALIAS);
8381 case QEMU_OPTION_boot:
8382 boot_devices = optarg;
8383 /* We just do some generic consistency checks */
8385 /* Could easily be extended to 64 devices if needed */
8388 boot_devices_bitmap = 0;
8389 for (p = boot_devices; *p != '\0'; p++) {
8390 /* Allowed boot devices are:
8391 * a b : floppy disk drives
8392 * c ... f : IDE disk drives
8393 * g ... m : machine implementation dependant drives
8394 * n ... p : network devices
8395 * It's up to each machine implementation to check
8396 * if the given boot devices match the actual hardware
8397 * implementation and firmware features.
8399 if (*p < 'a' || *p > 'q') {
8400 fprintf(stderr, "Invalid boot device '%c'\n", *p);
8403 if (boot_devices_bitmap & (1 << (*p - 'a'))) {
8405 "Boot device '%c' was given twice\n",*p);
8408 boot_devices_bitmap |= 1 << (*p - 'a');
8412 case QEMU_OPTION_fda:
8413 case QEMU_OPTION_fdb:
8414 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
8417 case QEMU_OPTION_no_fd_bootchk:
8421 case QEMU_OPTION_no_code_copy:
8422 code_copy_enabled = 0;
8424 case QEMU_OPTION_net:
8425 if (nb_net_clients >= MAX_NET_CLIENTS) {
8426 fprintf(stderr, "qemu: too many network clients\n");
8429 pstrcpy(net_clients[nb_net_clients],
8430 sizeof(net_clients[0]),
8435 case QEMU_OPTION_tftp:
8436 tftp_prefix = optarg;
8438 case QEMU_OPTION_bootp:
8439 bootp_filename = optarg;
8442 case QEMU_OPTION_smb:
8443 net_slirp_smb(optarg);
8446 case QEMU_OPTION_redir:
8447 net_slirp_redir(optarg);
8451 case QEMU_OPTION_audio_help:
8455 case QEMU_OPTION_soundhw:
8456 select_soundhw (optarg);
8463 ram_size = atoi(optarg) * 1024 * 1024;
8466 if (ram_size > PHYS_RAM_MAX_SIZE) {
8467 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
8468 PHYS_RAM_MAX_SIZE / (1024 * 1024));
8477 mask = cpu_str_to_log_mask(optarg);
8479 printf("Log items (comma separated):\n");
8480 for(item = cpu_log_items; item->mask != 0; item++) {
8481 printf("%-10s %s\n", item->name, item->help);
8488 #ifdef CONFIG_GDBSTUB
8493 gdbstub_port = optarg;
8499 case QEMU_OPTION_bios:
8506 keyboard_layout = optarg;
8508 case QEMU_OPTION_localtime:
8511 case QEMU_OPTION_cirrusvga:
8512 cirrus_vga_enabled = 1;
8515 case QEMU_OPTION_vmsvga:
8516 cirrus_vga_enabled = 0;
8519 case QEMU_OPTION_std_vga:
8520 cirrus_vga_enabled = 0;
8528 w = strtol(p, (char **)&p, 10);
8531 fprintf(stderr, "qemu: invalid resolution or depth\n");
8537 h = strtol(p, (char **)&p, 10);
8542 depth = strtol(p, (char **)&p, 10);
8543 if (depth != 8 && depth != 15 && depth != 16 &&
8544 depth != 24 && depth != 32)
8546 } else if (*p == '\0') {
8547 depth = graphic_depth;
8554 graphic_depth = depth;
8557 case QEMU_OPTION_echr:
8560 term_escape_char = strtol(optarg, &r, 0);
8562 printf("Bad argument to echr\n");
8565 case QEMU_OPTION_monitor:
8566 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
8568 case QEMU_OPTION_serial:
8569 if (serial_device_index >= MAX_SERIAL_PORTS) {
8570 fprintf(stderr, "qemu: too many serial ports\n");
8573 pstrcpy(serial_devices[serial_device_index],
8574 sizeof(serial_devices[0]), optarg);
8575 serial_device_index++;
8577 case QEMU_OPTION_parallel:
8578 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
8579 fprintf(stderr, "qemu: too many parallel ports\n");
8582 pstrcpy(parallel_devices[parallel_device_index],
8583 sizeof(parallel_devices[0]), optarg);
8584 parallel_device_index++;
8586 case QEMU_OPTION_loadvm:
8589 case QEMU_OPTION_full_screen:
8593 case QEMU_OPTION_no_frame:
8596 case QEMU_OPTION_alt_grab:
8599 case QEMU_OPTION_no_quit:
8603 case QEMU_OPTION_pidfile:
8607 case QEMU_OPTION_win2k_hack:
8608 win2k_install_hack = 1;
8612 case QEMU_OPTION_no_kqemu:
8615 case QEMU_OPTION_kernel_kqemu:
8619 case QEMU_OPTION_usb:
8622 case QEMU_OPTION_usbdevice:
8624 if (usb_devices_index >= MAX_USB_CMDLINE) {
8625 fprintf(stderr, "Too many USB devices\n");
8628 pstrcpy(usb_devices[usb_devices_index],
8629 sizeof(usb_devices[usb_devices_index]),
8631 usb_devices_index++;
8633 case QEMU_OPTION_smp:
8634 smp_cpus = atoi(optarg);
8635 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
8636 fprintf(stderr, "Invalid number of CPUs\n");
8640 case QEMU_OPTION_vnc:
8641 vnc_display = optarg;
8643 case QEMU_OPTION_no_acpi:
8646 case QEMU_OPTION_no_reboot:
8649 case QEMU_OPTION_show_cursor:
8652 case QEMU_OPTION_daemonize:
8655 case QEMU_OPTION_option_rom:
8656 if (nb_option_roms >= MAX_OPTION_ROMS) {
8657 fprintf(stderr, "Too many option ROMs\n");
8660 option_rom[nb_option_roms] = optarg;
8663 case QEMU_OPTION_semihosting:
8664 semihosting_enabled = 1;
8666 case QEMU_OPTION_name:
8670 case QEMU_OPTION_prom_env:
8671 if (nb_prom_envs >= MAX_PROM_ENVS) {
8672 fprintf(stderr, "Too many prom variables\n");
8675 prom_envs[nb_prom_envs] = optarg;
8680 case QEMU_OPTION_old_param:
8684 case QEMU_OPTION_clock:
8685 configure_alarms(optarg);
8687 case QEMU_OPTION_startdate:
8690 if (!strcmp(optarg, "now")) {
8691 rtc_start_date = -1;
8693 if (sscanf(optarg, "%d-%d-%dT%d:%d:%d",
8701 } else if (sscanf(optarg, "%d-%d-%d",
8704 &tm.tm_mday) == 3) {
8713 rtc_start_date = mktimegm(&tm);
8714 if (rtc_start_date == -1) {
8716 fprintf(stderr, "Invalid date format. Valid format are:\n"
8717 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8723 case QEMU_OPTION_translation:
8726 CPUTranslationSetting *setting;
8728 mask = cpu_str_to_translation_mask(optarg);
8730 printf("Translation settings (comma separated):\n");
8731 for(setting = cpu_translation_settings; setting->mask != 0; setting++) {
8732 printf("%-10s %s\n", setting->name, setting->help);
8736 cpu_set_translation_settings(mask);
8744 if (daemonize && !nographic && vnc_display == NULL) {
8745 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
8752 if (pipe(fds) == -1)
8763 len = read(fds[0], &status, 1);
8764 if (len == -1 && (errno == EINTR))
8769 else if (status == 1) {
8770 fprintf(stderr, "Could not acquire pidfile\n");
8788 signal(SIGTSTP, SIG_IGN);
8789 signal(SIGTTOU, SIG_IGN);
8790 signal(SIGTTIN, SIG_IGN);
8794 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
8797 write(fds[1], &status, 1);
8799 fprintf(stderr, "Could not acquire pid file\n");
8807 linux_boot = (kernel_filename != NULL);
8808 net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF;
8810 /* XXX: this should not be: some embedded targets just have flash */
8811 if (!linux_boot && net_boot == 0 &&
8815 /* boot to floppy or the default cd if no hard disk defined yet */
8816 if (!boot_devices[0]) {
8817 boot_devices = "cad";
8819 setvbuf(stdout, NULL, _IOLBF, 0);
8829 /* init network clients */
8830 if (nb_net_clients == 0) {
8831 /* if no clients, we use a default config */
8832 pstrcpy(net_clients[0], sizeof(net_clients[0]),
8834 pstrcpy(net_clients[1], sizeof(net_clients[0]),
8839 for(i = 0;i < nb_net_clients; i++) {
8840 if (net_client_init(net_clients[i]) < 0)
8843 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8844 if (vlan->nb_guest_devs == 0 && vlan->nb_host_devs == 0)
8846 if (vlan->nb_guest_devs == 0) {
8847 fprintf(stderr, "Invalid vlan (%d) with no nics\n", vlan->id);
8850 if (vlan->nb_host_devs == 0)
8852 "Warning: vlan %d is not connected to host network\n",
8857 /* XXX: this should be moved in the PC machine instantiation code */
8858 if (net_boot != 0) {
8860 for (i = 0; i < nb_nics && i < 4; i++) {
8861 const char *model = nd_table[i].model;
8863 if (net_boot & (1 << i)) {
8866 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
8867 if (get_image_size(buf) > 0) {
8868 if (nb_option_roms >= MAX_OPTION_ROMS) {
8869 fprintf(stderr, "Too many option ROMs\n");
8872 option_rom[nb_option_roms] = strdup(buf);
8879 fprintf(stderr, "No valid PXE rom found for network device\n");
8885 /* init the memory */
8886 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
8888 phys_ram_base = qemu_vmalloc(phys_ram_size);
8889 if (!phys_ram_base) {
8890 fprintf(stderr, "Could not allocate physical memory\n");
8896 /* we always create the cdrom drive, even if no disk is there */
8898 if (nb_drives_opt < MAX_DRIVES)
8899 drive_add(NULL, CDROM_ALIAS);
8901 /* we always create at least one floppy */
8903 if (nb_drives_opt < MAX_DRIVES)
8904 drive_add(NULL, FD_ALIAS, 0);
8906 /* we always create one sd slot, even if no card is in it */
8908 if (nb_drives_opt < MAX_DRIVES)
8909 drive_add(NULL, SD_ALIAS);
8911 /* open the virtual block devices */
8913 for(i = 0; i < nb_drives_opt; i++)
8914 if (drive_init(&drives_opt[i], snapshot, machine) == -1)
8917 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
8918 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
8923 memset(&display_state, 0, sizeof(display_state));
8925 /* nearly nothing to do */
8926 dumb_display_init(ds);
8927 } else if (vnc_display != NULL) {
8928 vnc_display_init(ds);
8929 if (vnc_display_open(ds, vnc_display) < 0)
8932 #if defined(CONFIG_SDL)
8933 sdl_display_init(ds, full_screen, no_frame);
8934 #elif defined(CONFIG_COCOA)
8935 cocoa_display_init(ds, full_screen);
8937 dumb_display_init(ds);
8941 /* Maintain compatibility with multiple stdio monitors */
8942 if (!strcmp(monitor_device,"stdio")) {
8943 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
8944 if (!strcmp(serial_devices[i],"mon:stdio")) {
8945 monitor_device[0] = '\0';
8947 } else if (!strcmp(serial_devices[i],"stdio")) {
8948 monitor_device[0] = '\0';
8949 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
8954 if (monitor_device[0] != '\0') {
8955 monitor_hd = qemu_chr_open(monitor_device);
8957 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
8960 monitor_init(monitor_hd, !nographic);
8963 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
8964 const char *devname = serial_devices[i];
8965 if (devname[0] != '\0' && strcmp(devname, "none")) {
8966 serial_hds[i] = qemu_chr_open(devname);
8967 if (!serial_hds[i]) {
8968 fprintf(stderr, "qemu: could not open serial device '%s'\n",
8972 if (strstart(devname, "vc", 0))
8973 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
8977 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
8978 const char *devname = parallel_devices[i];
8979 if (devname[0] != '\0' && strcmp(devname, "none")) {
8980 parallel_hds[i] = qemu_chr_open(devname);
8981 if (!parallel_hds[i]) {
8982 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
8986 if (strstart(devname, "vc", 0))
8987 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
8991 machine->init(ram_size, vga_ram_size, boot_devices, ds,
8992 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
8994 /* init USB devices */
8996 for(i = 0; i < usb_devices_index; i++) {
8997 if (usb_device_add(usb_devices[i]) < 0) {
8998 fprintf(stderr, "Warning: could not add USB device %s\n",
9004 if (display_state.dpy_refresh) {
9005 display_state.gui_timer = qemu_new_timer(rt_clock, gui_update, &display_state);
9006 qemu_mod_timer(display_state.gui_timer, qemu_get_clock(rt_clock));
9009 #ifdef CONFIG_GDBSTUB
9011 /* XXX: use standard host:port notation and modify options
9013 if (gdbserver_start(gdbstub_port) < 0) {
9014 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
9025 /* XXX: simplify init */
9038 len = write(fds[1], &status, 1);
9039 if (len == -1 && (errno == EINTR))
9045 TFR(fd = open("/dev/null", O_RDWR));
9059 #if !defined(_WIN32)
9060 /* close network clients */
9061 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
9062 VLANClientState *vc;
9064 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
9065 if (vc->fd_read == tap_receive) {
9067 TAPState *s = vc->opaque;
9069 if (sscanf(vc->info_str, "tap: ifname=%63s ", ifname) == 1 &&
9071 launch_script(s->down_script, ifname, s->fd);