4 * Copyright (c) 2003-2007 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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];
234 char drives_opt[MAX_DRIVES][1024];
236 static CPUState *cur_cpu;
237 static CPUState *next_cpu;
238 static int event_pending = 1;
240 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
242 /***********************************************************/
243 /* x86 ISA bus support */
245 target_phys_addr_t isa_mem_base = 0;
248 static uint32_t default_ioport_readb(void *opaque, uint32_t address)
250 #ifdef DEBUG_UNUSED_IOPORT
251 fprintf(stderr, "unused inb: port=0x%04x\n", address);
256 static void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
258 #ifdef DEBUG_UNUSED_IOPORT
259 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
263 /* default is to make two byte accesses */
264 static uint32_t default_ioport_readw(void *opaque, uint32_t address)
267 data = ioport_read_table[0][address](ioport_opaque[address], address);
268 address = (address + 1) & (MAX_IOPORTS - 1);
269 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
273 static void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
275 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
276 address = (address + 1) & (MAX_IOPORTS - 1);
277 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
280 static uint32_t default_ioport_readl(void *opaque, uint32_t address)
282 #ifdef DEBUG_UNUSED_IOPORT
283 fprintf(stderr, "unused inl: port=0x%04x\n", address);
288 static void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
290 #ifdef DEBUG_UNUSED_IOPORT
291 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
295 static void init_ioports(void)
299 for(i = 0; i < MAX_IOPORTS; i++) {
300 ioport_read_table[0][i] = default_ioport_readb;
301 ioport_write_table[0][i] = default_ioport_writeb;
302 ioport_read_table[1][i] = default_ioport_readw;
303 ioport_write_table[1][i] = default_ioport_writew;
304 ioport_read_table[2][i] = default_ioport_readl;
305 ioport_write_table[2][i] = default_ioport_writel;
309 /* size is the word size in byte */
310 int register_ioport_read(int start, int length, int size,
311 IOPortReadFunc *func, void *opaque)
317 } else if (size == 2) {
319 } else if (size == 4) {
322 hw_error("register_ioport_read: invalid size");
325 for(i = start; i < start + length; i += size) {
326 ioport_read_table[bsize][i] = func;
327 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
328 hw_error("register_ioport_read: invalid opaque");
329 ioport_opaque[i] = opaque;
334 /* size is the word size in byte */
335 int register_ioport_write(int start, int length, int size,
336 IOPortWriteFunc *func, void *opaque)
342 } else if (size == 2) {
344 } else if (size == 4) {
347 hw_error("register_ioport_write: invalid size");
350 for(i = start; i < start + length; i += size) {
351 ioport_write_table[bsize][i] = func;
352 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
353 hw_error("register_ioport_write: invalid opaque");
354 ioport_opaque[i] = opaque;
359 void isa_unassign_ioport(int start, int length)
363 for(i = start; i < start + length; i++) {
364 ioport_read_table[0][i] = default_ioport_readb;
365 ioport_read_table[1][i] = default_ioport_readw;
366 ioport_read_table[2][i] = default_ioport_readl;
368 ioport_write_table[0][i] = default_ioport_writeb;
369 ioport_write_table[1][i] = default_ioport_writew;
370 ioport_write_table[2][i] = default_ioport_writel;
374 /***********************************************************/
376 void cpu_outb(CPUState *env, int addr, int val)
379 if (loglevel & CPU_LOG_IOPORT)
380 fprintf(logfile, "outb: %04x %02x\n", addr, val);
382 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
385 env->last_io_time = cpu_get_time_fast();
389 void cpu_outw(CPUState *env, int addr, int val)
392 if (loglevel & CPU_LOG_IOPORT)
393 fprintf(logfile, "outw: %04x %04x\n", addr, val);
395 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
398 env->last_io_time = cpu_get_time_fast();
402 void cpu_outl(CPUState *env, int addr, int val)
405 if (loglevel & CPU_LOG_IOPORT)
406 fprintf(logfile, "outl: %04x %08x\n", addr, val);
408 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
411 env->last_io_time = cpu_get_time_fast();
415 int cpu_inb(CPUState *env, int addr)
418 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
420 if (loglevel & CPU_LOG_IOPORT)
421 fprintf(logfile, "inb : %04x %02x\n", addr, val);
425 env->last_io_time = cpu_get_time_fast();
430 int cpu_inw(CPUState *env, int addr)
433 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
435 if (loglevel & CPU_LOG_IOPORT)
436 fprintf(logfile, "inw : %04x %04x\n", addr, val);
440 env->last_io_time = cpu_get_time_fast();
445 int cpu_inl(CPUState *env, int addr)
448 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
450 if (loglevel & CPU_LOG_IOPORT)
451 fprintf(logfile, "inl : %04x %08x\n", addr, val);
455 env->last_io_time = cpu_get_time_fast();
460 /***********************************************************/
461 void hw_error(const char *fmt, ...)
467 fprintf(stderr, "qemu: hardware error: ");
468 vfprintf(stderr, fmt, ap);
469 fprintf(stderr, "\n");
470 for(env = first_cpu; env != NULL; env = env->next_cpu) {
471 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
473 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
475 cpu_dump_state(env, stderr, fprintf, 0);
482 /***********************************************************/
485 static QEMUPutKBDEvent *qemu_put_kbd_event;
486 static void *qemu_put_kbd_event_opaque;
487 static QEMUPutMouseEntry *qemu_put_mouse_event_head;
488 static QEMUPutMouseEntry *qemu_put_mouse_event_current;
490 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
492 qemu_put_kbd_event_opaque = opaque;
493 qemu_put_kbd_event = func;
496 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
497 void *opaque, int absolute,
500 QEMUPutMouseEntry *s, *cursor;
502 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
506 s->qemu_put_mouse_event = func;
507 s->qemu_put_mouse_event_opaque = opaque;
508 s->qemu_put_mouse_event_absolute = absolute;
509 s->qemu_put_mouse_event_name = qemu_strdup(name);
512 if (!qemu_put_mouse_event_head) {
513 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
517 cursor = qemu_put_mouse_event_head;
518 while (cursor->next != NULL)
519 cursor = cursor->next;
522 qemu_put_mouse_event_current = s;
527 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
529 QEMUPutMouseEntry *prev = NULL, *cursor;
531 if (!qemu_put_mouse_event_head || entry == NULL)
534 cursor = qemu_put_mouse_event_head;
535 while (cursor != NULL && cursor != entry) {
537 cursor = cursor->next;
540 if (cursor == NULL) // does not exist or list empty
542 else if (prev == NULL) { // entry is head
543 qemu_put_mouse_event_head = cursor->next;
544 if (qemu_put_mouse_event_current == entry)
545 qemu_put_mouse_event_current = cursor->next;
546 qemu_free(entry->qemu_put_mouse_event_name);
551 prev->next = entry->next;
553 if (qemu_put_mouse_event_current == entry)
554 qemu_put_mouse_event_current = prev;
556 qemu_free(entry->qemu_put_mouse_event_name);
560 void kbd_put_keycode(int keycode)
562 if (qemu_put_kbd_event) {
563 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
567 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
569 QEMUPutMouseEvent *mouse_event;
570 void *mouse_event_opaque;
573 if (!qemu_put_mouse_event_current) {
578 qemu_put_mouse_event_current->qemu_put_mouse_event;
580 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
583 if (graphic_rotate) {
584 if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
587 width = graphic_width;
588 mouse_event(mouse_event_opaque,
589 width - dy, dx, dz, buttons_state);
591 mouse_event(mouse_event_opaque,
592 dx, dy, dz, buttons_state);
596 int kbd_mouse_is_absolute(void)
598 if (!qemu_put_mouse_event_current)
601 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
604 void do_info_mice(void)
606 QEMUPutMouseEntry *cursor;
609 if (!qemu_put_mouse_event_head) {
610 term_printf("No mouse devices connected\n");
614 term_printf("Mouse devices available:\n");
615 cursor = qemu_put_mouse_event_head;
616 while (cursor != NULL) {
617 term_printf("%c Mouse #%d: %s\n",
618 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
619 index, cursor->qemu_put_mouse_event_name);
621 cursor = cursor->next;
625 void do_mouse_set(int index)
627 QEMUPutMouseEntry *cursor;
630 if (!qemu_put_mouse_event_head) {
631 term_printf("No mouse devices connected\n");
635 cursor = qemu_put_mouse_event_head;
636 while (cursor != NULL && index != i) {
638 cursor = cursor->next;
642 qemu_put_mouse_event_current = cursor;
644 term_printf("Mouse at given index not found\n");
647 /* compute with 96 bit intermediate result: (a*b)/c */
648 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
653 #ifdef WORDS_BIGENDIAN
663 rl = (uint64_t)u.l.low * (uint64_t)b;
664 rh = (uint64_t)u.l.high * (uint64_t)b;
667 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
671 /***********************************************************/
672 /* real time host monotonic timer */
674 #define QEMU_TIMER_BASE 1000000000LL
678 static int64_t clock_freq;
680 static void init_get_clock(void)
684 ret = QueryPerformanceFrequency(&freq);
686 fprintf(stderr, "Could not calibrate ticks\n");
689 clock_freq = freq.QuadPart;
692 static int64_t get_clock(void)
695 QueryPerformanceCounter(&ti);
696 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
701 static int use_rt_clock;
703 static void init_get_clock(void)
706 #if defined(__linux__)
709 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
716 static int64_t get_clock(void)
718 #if defined(__linux__)
721 clock_gettime(CLOCK_MONOTONIC, &ts);
722 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
726 /* XXX: using gettimeofday leads to problems if the date
727 changes, so it should be avoided. */
729 gettimeofday(&tv, NULL);
730 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
736 /***********************************************************/
737 /* guest cycle counter */
739 static int64_t cpu_ticks_prev;
740 static int64_t cpu_ticks_offset;
741 static int64_t cpu_clock_offset;
742 static int cpu_ticks_enabled;
744 /* return the host CPU cycle counter and handle stop/restart */
745 int64_t cpu_get_ticks(void)
747 if (!cpu_ticks_enabled) {
748 return cpu_ticks_offset;
751 ticks = cpu_get_real_ticks();
752 if (cpu_ticks_prev > ticks) {
753 /* Note: non increasing ticks may happen if the host uses
755 cpu_ticks_offset += cpu_ticks_prev - ticks;
757 cpu_ticks_prev = ticks;
758 return ticks + cpu_ticks_offset;
762 /* return the host CPU monotonic timer and handle stop/restart */
763 static int64_t cpu_get_clock(void)
766 if (!cpu_ticks_enabled) {
767 return cpu_clock_offset;
770 return ti + cpu_clock_offset;
774 /* enable cpu_get_ticks() */
775 void cpu_enable_ticks(void)
777 if (!cpu_ticks_enabled) {
778 cpu_ticks_offset -= cpu_get_real_ticks();
779 cpu_clock_offset -= get_clock();
780 cpu_ticks_enabled = 1;
784 /* disable cpu_get_ticks() : the clock is stopped. You must not call
785 cpu_get_ticks() after that. */
786 void cpu_disable_ticks(void)
788 if (cpu_ticks_enabled) {
789 cpu_ticks_offset = cpu_get_ticks();
790 cpu_clock_offset = cpu_get_clock();
791 cpu_ticks_enabled = 0;
795 /***********************************************************/
798 #define QEMU_TIMER_REALTIME 0
799 #define QEMU_TIMER_VIRTUAL 1
803 /* XXX: add frequency */
811 struct QEMUTimer *next;
814 struct qemu_alarm_timer {
818 int (*start)(struct qemu_alarm_timer *t);
819 void (*stop)(struct qemu_alarm_timer *t);
820 void (*rearm)(struct qemu_alarm_timer *t);
824 #define ALARM_FLAG_DYNTICKS 0x1
825 #define ALARM_FLAG_MODIFIED 0x2
827 static inline int alarm_has_dynticks(struct qemu_alarm_timer *t)
829 return t->flags & ALARM_FLAG_DYNTICKS;
832 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t)
834 if (!alarm_has_dynticks(t))
837 if (!(t->flags & ALARM_FLAG_MODIFIED))
840 t->flags &= ~(ALARM_FLAG_MODIFIED);
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 alarm_timer->flags |= ALARM_FLAG_MODIFIED;
1006 /* NOTE: this code must be signal safe because
1007 qemu_timer_expired() can be called from a signal. */
1008 pt = &active_timers[ts->clock->type];
1021 /* modify the current timer so that it will be fired when current_time
1022 >= expire_time. The corresponding callback will be called. */
1023 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
1029 /* add the timer in the sorted list */
1030 /* NOTE: this code must be signal safe because
1031 qemu_timer_expired() can be called from a signal. */
1032 pt = &active_timers[ts->clock->type];
1037 if (t->expire_time > expire_time)
1041 ts->expire_time = expire_time;
1046 int qemu_timer_pending(QEMUTimer *ts)
1049 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
1056 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
1060 return (timer_head->expire_time <= current_time);
1063 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
1069 if (!ts || ts->expire_time > current_time)
1071 /* remove timer from the list before calling the callback */
1072 *ptimer_head = ts->next;
1075 /* run the callback (the timer list can be modified) */
1080 int64_t qemu_get_clock(QEMUClock *clock)
1082 switch(clock->type) {
1083 case QEMU_TIMER_REALTIME:
1084 return get_clock() / 1000000;
1086 case QEMU_TIMER_VIRTUAL:
1087 return cpu_get_clock();
1091 static void init_timers(void)
1094 ticks_per_sec = QEMU_TIMER_BASE;
1095 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
1096 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
1100 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
1102 uint64_t expire_time;
1104 if (qemu_timer_pending(ts)) {
1105 expire_time = ts->expire_time;
1109 qemu_put_be64(f, expire_time);
1112 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
1114 uint64_t expire_time;
1116 expire_time = qemu_get_be64(f);
1117 if (expire_time != -1) {
1118 qemu_mod_timer(ts, expire_time);
1124 static void timer_save(QEMUFile *f, void *opaque)
1126 if (cpu_ticks_enabled) {
1127 hw_error("cannot save state if virtual timers are running");
1129 qemu_put_be64(f, cpu_ticks_offset);
1130 qemu_put_be64(f, ticks_per_sec);
1131 qemu_put_be64(f, cpu_clock_offset);
1134 static int timer_load(QEMUFile *f, void *opaque, int version_id)
1136 if (version_id != 1 && version_id != 2)
1138 if (cpu_ticks_enabled) {
1141 cpu_ticks_offset=qemu_get_be64(f);
1142 ticks_per_sec=qemu_get_be64(f);
1143 if (version_id == 2) {
1144 cpu_clock_offset=qemu_get_be64(f);
1150 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
1151 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
1153 static void host_alarm_handler(int host_signum)
1157 #define DISP_FREQ 1000
1159 static int64_t delta_min = INT64_MAX;
1160 static int64_t delta_max, delta_cum, last_clock, delta, ti;
1162 ti = qemu_get_clock(vm_clock);
1163 if (last_clock != 0) {
1164 delta = ti - last_clock;
1165 if (delta < delta_min)
1167 if (delta > delta_max)
1170 if (++count == DISP_FREQ) {
1171 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
1172 muldiv64(delta_min, 1000000, ticks_per_sec),
1173 muldiv64(delta_max, 1000000, ticks_per_sec),
1174 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
1175 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
1177 delta_min = INT64_MAX;
1185 if (alarm_has_dynticks(alarm_timer) ||
1186 qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
1187 qemu_get_clock(vm_clock)) ||
1188 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
1189 qemu_get_clock(rt_clock))) {
1191 struct qemu_alarm_win32 *data = ((struct qemu_alarm_timer*)dwUser)->priv;
1192 SetEvent(data->host_alarm);
1194 CPUState *env = next_cpu;
1197 alarm_timer->flags |= ALARM_FLAG_MODIFIED;
1198 /* stop the currently executing cpu because a timer occured */
1199 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
1201 if (env->kqemu_enabled) {
1202 kqemu_cpu_interrupt(env);
1210 static uint64_t qemu_next_deadline(void)
1212 int64_t nearest_delta_us = INT64_MAX;
1215 if (active_timers[QEMU_TIMER_REALTIME])
1216 nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
1217 qemu_get_clock(rt_clock))*1000;
1219 if (active_timers[QEMU_TIMER_VIRTUAL]) {
1221 vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
1222 qemu_get_clock(vm_clock)+999)/1000;
1223 if (vmdelta_us < nearest_delta_us)
1224 nearest_delta_us = vmdelta_us;
1227 /* Avoid arming the timer to negative, zero, or too low values */
1228 if (nearest_delta_us <= MIN_TIMER_REARM_US)
1229 nearest_delta_us = MIN_TIMER_REARM_US;
1231 return nearest_delta_us;
1236 #if defined(__linux__)
1238 #define RTC_FREQ 1024
1240 static void enable_sigio_timer(int fd)
1242 struct sigaction act;
1245 sigfillset(&act.sa_mask);
1247 act.sa_handler = host_alarm_handler;
1249 sigaction(SIGIO, &act, NULL);
1250 fcntl(fd, F_SETFL, O_ASYNC);
1251 fcntl(fd, F_SETOWN, getpid());
1254 static int hpet_start_timer(struct qemu_alarm_timer *t)
1256 struct hpet_info info;
1259 fd = open("/dev/hpet", O_RDONLY);
1264 r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ);
1266 fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1267 "error, but for better emulation accuracy type:\n"
1268 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1272 /* Check capabilities */
1273 r = ioctl(fd, HPET_INFO, &info);
1277 /* Enable periodic mode */
1278 r = ioctl(fd, HPET_EPI, 0);
1279 if (info.hi_flags && (r < 0))
1282 /* Enable interrupt */
1283 r = ioctl(fd, HPET_IE_ON, 0);
1287 enable_sigio_timer(fd);
1288 t->priv = (void *)(long)fd;
1296 static void hpet_stop_timer(struct qemu_alarm_timer *t)
1298 int fd = (long)t->priv;
1303 static int rtc_start_timer(struct qemu_alarm_timer *t)
1307 TFR(rtc_fd = open("/dev/rtc", O_RDONLY));
1310 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1311 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1312 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1313 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1316 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1322 enable_sigio_timer(rtc_fd);
1324 t->priv = (void *)(long)rtc_fd;
1329 static void rtc_stop_timer(struct qemu_alarm_timer *t)
1331 int rtc_fd = (long)t->priv;
1336 static int dynticks_start_timer(struct qemu_alarm_timer *t)
1340 struct sigaction act;
1342 sigfillset(&act.sa_mask);
1344 act.sa_handler = host_alarm_handler;
1346 sigaction(SIGALRM, &act, NULL);
1348 ev.sigev_value.sival_int = 0;
1349 ev.sigev_notify = SIGEV_SIGNAL;
1350 ev.sigev_signo = SIGALRM;
1352 if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) {
1353 perror("timer_create");
1355 /* disable dynticks */
1356 fprintf(stderr, "Dynamic Ticks disabled\n");
1361 t->priv = (void *)host_timer;
1366 static void dynticks_stop_timer(struct qemu_alarm_timer *t)
1368 timer_t host_timer = (timer_t)t->priv;
1370 timer_delete(host_timer);
1373 static void dynticks_rearm_timer(struct qemu_alarm_timer *t)
1375 timer_t host_timer = (timer_t)t->priv;
1376 struct itimerspec timeout;
1377 int64_t nearest_delta_us = INT64_MAX;
1380 if (!active_timers[QEMU_TIMER_REALTIME] &&
1381 !active_timers[QEMU_TIMER_VIRTUAL])
1384 nearest_delta_us = qemu_next_deadline();
1386 /* check whether a timer is already running */
1387 if (timer_gettime(host_timer, &timeout)) {
1389 fprintf(stderr, "Internal timer error: aborting\n");
1392 current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000;
1393 if (current_us && current_us <= nearest_delta_us)
1396 timeout.it_interval.tv_sec = 0;
1397 timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */
1398 timeout.it_value.tv_sec = nearest_delta_us / 1000000;
1399 timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000;
1400 if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) {
1402 fprintf(stderr, "Internal timer error: aborting\n");
1407 #endif /* defined(__linux__) */
1409 static int unix_start_timer(struct qemu_alarm_timer *t)
1411 struct sigaction act;
1412 struct itimerval itv;
1416 sigfillset(&act.sa_mask);
1418 act.sa_handler = host_alarm_handler;
1420 sigaction(SIGALRM, &act, NULL);
1422 itv.it_interval.tv_sec = 0;
1423 /* for i386 kernel 2.6 to get 1 ms */
1424 itv.it_interval.tv_usec = 999;
1425 itv.it_value.tv_sec = 0;
1426 itv.it_value.tv_usec = 10 * 1000;
1428 err = setitimer(ITIMER_REAL, &itv, NULL);
1435 static void unix_stop_timer(struct qemu_alarm_timer *t)
1437 struct itimerval itv;
1439 memset(&itv, 0, sizeof(itv));
1440 setitimer(ITIMER_REAL, &itv, NULL);
1443 #endif /* !defined(_WIN32) */
1447 static int win32_start_timer(struct qemu_alarm_timer *t)
1450 struct qemu_alarm_win32 *data = t->priv;
1453 data->host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1454 if (!data->host_alarm) {
1455 perror("Failed CreateEvent");
1459 memset(&tc, 0, sizeof(tc));
1460 timeGetDevCaps(&tc, sizeof(tc));
1462 if (data->period < tc.wPeriodMin)
1463 data->period = tc.wPeriodMin;
1465 timeBeginPeriod(data->period);
1467 flags = TIME_CALLBACK_FUNCTION;
1468 if (alarm_has_dynticks(t))
1469 flags |= TIME_ONESHOT;
1471 flags |= TIME_PERIODIC;
1473 data->timerId = timeSetEvent(1, // interval (ms)
1474 data->period, // resolution
1475 host_alarm_handler, // function
1476 (DWORD)t, // parameter
1479 if (!data->timerId) {
1480 perror("Failed to initialize win32 alarm timer");
1482 timeEndPeriod(data->period);
1483 CloseHandle(data->host_alarm);
1487 qemu_add_wait_object(data->host_alarm, NULL, NULL);
1492 static void win32_stop_timer(struct qemu_alarm_timer *t)
1494 struct qemu_alarm_win32 *data = t->priv;
1496 timeKillEvent(data->timerId);
1497 timeEndPeriod(data->period);
1499 CloseHandle(data->host_alarm);
1502 static void win32_rearm_timer(struct qemu_alarm_timer *t)
1504 struct qemu_alarm_win32 *data = t->priv;
1505 uint64_t nearest_delta_us;
1507 if (!active_timers[QEMU_TIMER_REALTIME] &&
1508 !active_timers[QEMU_TIMER_VIRTUAL])
1511 nearest_delta_us = qemu_next_deadline();
1512 nearest_delta_us /= 1000;
1514 timeKillEvent(data->timerId);
1516 data->timerId = timeSetEvent(1,
1520 TIME_ONESHOT | TIME_PERIODIC);
1522 if (!data->timerId) {
1523 perror("Failed to re-arm win32 alarm timer");
1525 timeEndPeriod(data->period);
1526 CloseHandle(data->host_alarm);
1533 static void init_timer_alarm(void)
1535 struct qemu_alarm_timer *t;
1538 for (i = 0; alarm_timers[i].name; i++) {
1539 t = &alarm_timers[i];
1547 fprintf(stderr, "Unable to find any suitable alarm timer.\n");
1548 fprintf(stderr, "Terminating\n");
1555 static void quit_timers(void)
1557 alarm_timer->stop(alarm_timer);
1561 /***********************************************************/
1562 /* character device */
1564 static void qemu_chr_event(CharDriverState *s, int event)
1568 s->chr_event(s->handler_opaque, event);
1571 static void qemu_chr_reset_bh(void *opaque)
1573 CharDriverState *s = opaque;
1574 qemu_chr_event(s, CHR_EVENT_RESET);
1575 qemu_bh_delete(s->bh);
1579 void qemu_chr_reset(CharDriverState *s)
1581 if (s->bh == NULL) {
1582 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1583 qemu_bh_schedule(s->bh);
1587 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1589 return s->chr_write(s, buf, len);
1592 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1596 return s->chr_ioctl(s, cmd, arg);
1599 int qemu_chr_can_read(CharDriverState *s)
1601 if (!s->chr_can_read)
1603 return s->chr_can_read(s->handler_opaque);
1606 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1608 s->chr_read(s->handler_opaque, buf, len);
1611 void qemu_chr_accept_input(CharDriverState *s)
1613 if (s->chr_accept_input)
1614 s->chr_accept_input(s);
1617 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1622 vsnprintf(buf, sizeof(buf), fmt, ap);
1623 qemu_chr_write(s, (uint8_t *)buf, strlen(buf));
1627 void qemu_chr_send_event(CharDriverState *s, int event)
1629 if (s->chr_send_event)
1630 s->chr_send_event(s, event);
1633 void qemu_chr_add_handlers(CharDriverState *s,
1634 IOCanRWHandler *fd_can_read,
1635 IOReadHandler *fd_read,
1636 IOEventHandler *fd_event,
1639 s->chr_can_read = fd_can_read;
1640 s->chr_read = fd_read;
1641 s->chr_event = fd_event;
1642 s->handler_opaque = opaque;
1643 if (s->chr_update_read_handler)
1644 s->chr_update_read_handler(s);
1647 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1652 static CharDriverState *qemu_chr_open_null(void)
1654 CharDriverState *chr;
1656 chr = qemu_mallocz(sizeof(CharDriverState));
1659 chr->chr_write = null_chr_write;
1663 /* MUX driver for serial I/O splitting */
1664 static int term_timestamps;
1665 static int64_t term_timestamps_start;
1667 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1668 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1670 IOCanRWHandler *chr_can_read[MAX_MUX];
1671 IOReadHandler *chr_read[MAX_MUX];
1672 IOEventHandler *chr_event[MAX_MUX];
1673 void *ext_opaque[MAX_MUX];
1674 CharDriverState *drv;
1675 unsigned char buffer[MUX_BUFFER_SIZE];
1679 int term_got_escape;
1684 static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1686 MuxDriver *d = chr->opaque;
1688 if (!term_timestamps) {
1689 ret = d->drv->chr_write(d->drv, buf, len);
1694 for(i = 0; i < len; i++) {
1695 ret += d->drv->chr_write(d->drv, buf+i, 1);
1696 if (buf[i] == '\n') {
1702 if (term_timestamps_start == -1)
1703 term_timestamps_start = ti;
1704 ti -= term_timestamps_start;
1705 secs = ti / 1000000000;
1706 snprintf(buf1, sizeof(buf1),
1707 "[%02d:%02d:%02d.%03d] ",
1711 (int)((ti / 1000000) % 1000));
1712 d->drv->chr_write(d->drv, (uint8_t *)buf1, strlen(buf1));
1719 static char *mux_help[] = {
1720 "% h print this help\n\r",
1721 "% x exit emulator\n\r",
1722 "% s save disk data back to file (if -snapshot)\n\r",
1723 "% t toggle console timestamps\n\r"
1724 "% b send break (magic sysrq)\n\r",
1725 "% c switch between console and monitor\n\r",
1730 static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1731 static void mux_print_help(CharDriverState *chr)
1734 char ebuf[15] = "Escape-Char";
1735 char cbuf[50] = "\n\r";
1737 if (term_escape_char > 0 && term_escape_char < 26) {
1738 sprintf(cbuf,"\n\r");
1739 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1741 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1744 chr->chr_write(chr, (uint8_t *)cbuf, strlen(cbuf));
1745 for (i = 0; mux_help[i] != NULL; i++) {
1746 for (j=0; mux_help[i][j] != '\0'; j++) {
1747 if (mux_help[i][j] == '%')
1748 chr->chr_write(chr, (uint8_t *)ebuf, strlen(ebuf));
1750 chr->chr_write(chr, (uint8_t *)&mux_help[i][j], 1);
1755 static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1757 if (d->term_got_escape) {
1758 d->term_got_escape = 0;
1759 if (ch == term_escape_char)
1764 mux_print_help(chr);
1768 char *term = "QEMU: Terminated\n\r";
1769 chr->chr_write(chr,(uint8_t *)term,strlen(term));
1776 for (i = 0; i < nb_drives; i++) {
1777 bdrv_commit(drives_table[i].bdrv);
1782 qemu_chr_event(chr, CHR_EVENT_BREAK);
1785 /* Switch to the next registered device */
1787 if (chr->focus >= d->mux_cnt)
1791 term_timestamps = !term_timestamps;
1792 term_timestamps_start = -1;
1795 } else if (ch == term_escape_char) {
1796 d->term_got_escape = 1;
1804 static void mux_chr_accept_input(CharDriverState *chr)
1807 MuxDriver *d = chr->opaque;
1809 while (d->prod != d->cons &&
1810 d->chr_can_read[m] &&
1811 d->chr_can_read[m](d->ext_opaque[m])) {
1812 d->chr_read[m](d->ext_opaque[m],
1813 &d->buffer[d->cons++ & MUX_BUFFER_MASK], 1);
1817 static int mux_chr_can_read(void *opaque)
1819 CharDriverState *chr = opaque;
1820 MuxDriver *d = chr->opaque;
1822 if ((d->prod - d->cons) < MUX_BUFFER_SIZE)
1824 if (d->chr_can_read[chr->focus])
1825 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1829 static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1831 CharDriverState *chr = opaque;
1832 MuxDriver *d = chr->opaque;
1836 mux_chr_accept_input (opaque);
1838 for(i = 0; i < size; i++)
1839 if (mux_proc_byte(chr, d, buf[i])) {
1840 if (d->prod == d->cons &&
1841 d->chr_can_read[m] &&
1842 d->chr_can_read[m](d->ext_opaque[m]))
1843 d->chr_read[m](d->ext_opaque[m], &buf[i], 1);
1845 d->buffer[d->prod++ & MUX_BUFFER_MASK] = buf[i];
1849 static void mux_chr_event(void *opaque, int event)
1851 CharDriverState *chr = opaque;
1852 MuxDriver *d = chr->opaque;
1855 /* Send the event to all registered listeners */
1856 for (i = 0; i < d->mux_cnt; i++)
1857 if (d->chr_event[i])
1858 d->chr_event[i](d->ext_opaque[i], event);
1861 static void mux_chr_update_read_handler(CharDriverState *chr)
1863 MuxDriver *d = chr->opaque;
1865 if (d->mux_cnt >= MAX_MUX) {
1866 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1869 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1870 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1871 d->chr_read[d->mux_cnt] = chr->chr_read;
1872 d->chr_event[d->mux_cnt] = chr->chr_event;
1873 /* Fix up the real driver with mux routines */
1874 if (d->mux_cnt == 0) {
1875 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1876 mux_chr_event, chr);
1878 chr->focus = d->mux_cnt;
1882 static CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1884 CharDriverState *chr;
1887 chr = qemu_mallocz(sizeof(CharDriverState));
1890 d = qemu_mallocz(sizeof(MuxDriver));
1899 chr->chr_write = mux_chr_write;
1900 chr->chr_update_read_handler = mux_chr_update_read_handler;
1901 chr->chr_accept_input = mux_chr_accept_input;
1908 static void socket_cleanup(void)
1913 static int socket_init(void)
1918 ret = WSAStartup(MAKEWORD(2,2), &Data);
1920 err = WSAGetLastError();
1921 fprintf(stderr, "WSAStartup: %d\n", err);
1924 atexit(socket_cleanup);
1928 static int send_all(int fd, const uint8_t *buf, int len1)
1934 ret = send(fd, buf, len, 0);
1937 errno = WSAGetLastError();
1938 if (errno != WSAEWOULDBLOCK) {
1941 } else if (ret == 0) {
1951 void socket_set_nonblock(int fd)
1953 unsigned long opt = 1;
1954 ioctlsocket(fd, FIONBIO, &opt);
1959 static int unix_write(int fd, const uint8_t *buf, int len1)
1965 ret = write(fd, buf, len);
1967 if (errno != EINTR && errno != EAGAIN)
1969 } else if (ret == 0) {
1979 static inline int send_all(int fd, const uint8_t *buf, int len1)
1981 return unix_write(fd, buf, len1);
1984 void socket_set_nonblock(int fd)
1986 fcntl(fd, F_SETFL, O_NONBLOCK);
1988 #endif /* !_WIN32 */
1997 #define STDIO_MAX_CLIENTS 1
1998 static int stdio_nb_clients = 0;
2000 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2002 FDCharDriver *s = chr->opaque;
2003 return unix_write(s->fd_out, buf, len);
2006 static int fd_chr_read_poll(void *opaque)
2008 CharDriverState *chr = opaque;
2009 FDCharDriver *s = chr->opaque;
2011 s->max_size = qemu_chr_can_read(chr);
2015 static void fd_chr_read(void *opaque)
2017 CharDriverState *chr = opaque;
2018 FDCharDriver *s = chr->opaque;
2023 if (len > s->max_size)
2027 size = read(s->fd_in, buf, len);
2029 /* FD has been closed. Remove it from the active list. */
2030 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
2034 qemu_chr_read(chr, buf, size);
2038 static void fd_chr_update_read_handler(CharDriverState *chr)
2040 FDCharDriver *s = chr->opaque;
2042 if (s->fd_in >= 0) {
2043 if (nographic && s->fd_in == 0) {
2045 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
2046 fd_chr_read, NULL, chr);
2051 /* open a character device to a unix fd */
2052 static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
2054 CharDriverState *chr;
2057 chr = qemu_mallocz(sizeof(CharDriverState));
2060 s = qemu_mallocz(sizeof(FDCharDriver));
2068 chr->chr_write = fd_chr_write;
2069 chr->chr_update_read_handler = fd_chr_update_read_handler;
2071 qemu_chr_reset(chr);
2076 static CharDriverState *qemu_chr_open_file_out(const char *file_out)
2080 TFR(fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666));
2083 return qemu_chr_open_fd(-1, fd_out);
2086 static CharDriverState *qemu_chr_open_pipe(const char *filename)
2089 char filename_in[256], filename_out[256];
2091 snprintf(filename_in, 256, "%s.in", filename);
2092 snprintf(filename_out, 256, "%s.out", filename);
2093 TFR(fd_in = open(filename_in, O_RDWR | O_BINARY));
2094 TFR(fd_out = open(filename_out, O_RDWR | O_BINARY));
2095 if (fd_in < 0 || fd_out < 0) {
2100 TFR(fd_in = fd_out = open(filename, O_RDWR | O_BINARY));
2104 return qemu_chr_open_fd(fd_in, fd_out);
2108 /* for STDIO, we handle the case where several clients use it
2111 #define TERM_FIFO_MAX_SIZE 1
2113 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
2114 static int term_fifo_size;
2116 static int stdio_read_poll(void *opaque)
2118 CharDriverState *chr = opaque;
2120 /* try to flush the queue if needed */
2121 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
2122 qemu_chr_read(chr, term_fifo, 1);
2125 /* see if we can absorb more chars */
2126 if (term_fifo_size == 0)
2132 static void stdio_read(void *opaque)
2136 CharDriverState *chr = opaque;
2138 size = read(0, buf, 1);
2140 /* stdin has been closed. Remove it from the active list. */
2141 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
2145 if (qemu_chr_can_read(chr) > 0) {
2146 qemu_chr_read(chr, buf, 1);
2147 } else if (term_fifo_size == 0) {
2148 term_fifo[term_fifo_size++] = buf[0];
2153 /* init terminal so that we can grab keys */
2154 static struct termios oldtty;
2155 static int old_fd0_flags;
2157 static void term_exit(void)
2159 tcsetattr (0, TCSANOW, &oldtty);
2160 fcntl(0, F_SETFL, old_fd0_flags);
2163 static void term_init(void)
2167 tcgetattr (0, &tty);
2169 old_fd0_flags = fcntl(0, F_GETFL);
2171 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2172 |INLCR|IGNCR|ICRNL|IXON);
2173 tty.c_oflag |= OPOST;
2174 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
2175 /* if graphical mode, we allow Ctrl-C handling */
2177 tty.c_lflag &= ~ISIG;
2178 tty.c_cflag &= ~(CSIZE|PARENB);
2181 tty.c_cc[VTIME] = 0;
2183 tcsetattr (0, TCSANOW, &tty);
2187 fcntl(0, F_SETFL, O_NONBLOCK);
2190 static CharDriverState *qemu_chr_open_stdio(void)
2192 CharDriverState *chr;
2194 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
2196 chr = qemu_chr_open_fd(0, 1);
2197 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
2204 #if defined(__linux__) || defined(__sun__)
2205 static CharDriverState *qemu_chr_open_pty(void)
2208 char slave_name[1024];
2209 int master_fd, slave_fd;
2211 #if defined(__linux__)
2212 /* Not satisfying */
2213 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
2218 /* Disabling local echo and line-buffered output */
2219 tcgetattr (master_fd, &tty);
2220 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
2222 tty.c_cc[VTIME] = 0;
2223 tcsetattr (master_fd, TCSAFLUSH, &tty);
2225 fprintf(stderr, "char device redirected to %s\n", slave_name);
2226 return qemu_chr_open_fd(master_fd, master_fd);
2229 static void tty_serial_init(int fd, int speed,
2230 int parity, int data_bits, int stop_bits)
2236 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2237 speed, parity, data_bits, stop_bits);
2239 tcgetattr (fd, &tty);
2281 cfsetispeed(&tty, spd);
2282 cfsetospeed(&tty, spd);
2284 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
2285 |INLCR|IGNCR|ICRNL|IXON);
2286 tty.c_oflag |= OPOST;
2287 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
2288 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
2309 tty.c_cflag |= PARENB;
2312 tty.c_cflag |= PARENB | PARODD;
2316 tty.c_cflag |= CSTOPB;
2318 tcsetattr (fd, TCSANOW, &tty);
2321 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
2323 FDCharDriver *s = chr->opaque;
2326 case CHR_IOCTL_SERIAL_SET_PARAMS:
2328 QEMUSerialSetParams *ssp = arg;
2329 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
2330 ssp->data_bits, ssp->stop_bits);
2333 case CHR_IOCTL_SERIAL_SET_BREAK:
2335 int enable = *(int *)arg;
2337 tcsendbreak(s->fd_in, 1);
2346 static CharDriverState *qemu_chr_open_tty(const char *filename)
2348 CharDriverState *chr;
2351 TFR(fd = open(filename, O_RDWR | O_NONBLOCK));
2352 fcntl(fd, F_SETFL, O_NONBLOCK);
2353 tty_serial_init(fd, 115200, 'N', 8, 1);
2354 chr = qemu_chr_open_fd(fd, fd);
2359 chr->chr_ioctl = tty_serial_ioctl;
2360 qemu_chr_reset(chr);
2363 #else /* ! __linux__ && ! __sun__ */
2364 static CharDriverState *qemu_chr_open_pty(void)
2368 #endif /* __linux__ || __sun__ */
2370 #if defined(__linux__)
2374 } ParallelCharDriver;
2376 static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
2378 if (s->mode != mode) {
2380 if (ioctl(s->fd, PPSETMODE, &m) < 0)
2387 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
2389 ParallelCharDriver *drv = chr->opaque;
2394 case CHR_IOCTL_PP_READ_DATA:
2395 if (ioctl(fd, PPRDATA, &b) < 0)
2397 *(uint8_t *)arg = b;
2399 case CHR_IOCTL_PP_WRITE_DATA:
2400 b = *(uint8_t *)arg;
2401 if (ioctl(fd, PPWDATA, &b) < 0)
2404 case CHR_IOCTL_PP_READ_CONTROL:
2405 if (ioctl(fd, PPRCONTROL, &b) < 0)
2407 /* Linux gives only the lowest bits, and no way to know data
2408 direction! For better compatibility set the fixed upper
2410 *(uint8_t *)arg = b | 0xc0;
2412 case CHR_IOCTL_PP_WRITE_CONTROL:
2413 b = *(uint8_t *)arg;
2414 if (ioctl(fd, PPWCONTROL, &b) < 0)
2417 case CHR_IOCTL_PP_READ_STATUS:
2418 if (ioctl(fd, PPRSTATUS, &b) < 0)
2420 *(uint8_t *)arg = b;
2422 case CHR_IOCTL_PP_EPP_READ_ADDR:
2423 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2424 struct ParallelIOArg *parg = arg;
2425 int n = read(fd, parg->buffer, parg->count);
2426 if (n != parg->count) {
2431 case CHR_IOCTL_PP_EPP_READ:
2432 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2433 struct ParallelIOArg *parg = arg;
2434 int n = read(fd, parg->buffer, parg->count);
2435 if (n != parg->count) {
2440 case CHR_IOCTL_PP_EPP_WRITE_ADDR:
2441 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
2442 struct ParallelIOArg *parg = arg;
2443 int n = write(fd, parg->buffer, parg->count);
2444 if (n != parg->count) {
2449 case CHR_IOCTL_PP_EPP_WRITE:
2450 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2451 struct ParallelIOArg *parg = arg;
2452 int n = write(fd, parg->buffer, parg->count);
2453 if (n != parg->count) {
2464 static void pp_close(CharDriverState *chr)
2466 ParallelCharDriver *drv = chr->opaque;
2469 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
2470 ioctl(fd, PPRELEASE);
2475 static CharDriverState *qemu_chr_open_pp(const char *filename)
2477 CharDriverState *chr;
2478 ParallelCharDriver *drv;
2481 TFR(fd = open(filename, O_RDWR));
2485 if (ioctl(fd, PPCLAIM) < 0) {
2490 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2496 drv->mode = IEEE1284_MODE_COMPAT;
2498 chr = qemu_mallocz(sizeof(CharDriverState));
2504 chr->chr_write = null_chr_write;
2505 chr->chr_ioctl = pp_ioctl;
2506 chr->chr_close = pp_close;
2509 qemu_chr_reset(chr);
2513 #endif /* __linux__ */
2519 HANDLE hcom, hrecv, hsend;
2520 OVERLAPPED orecv, osend;
2525 #define NSENDBUF 2048
2526 #define NRECVBUF 2048
2527 #define MAXCONNECT 1
2528 #define NTIMEOUT 5000
2530 static int win_chr_poll(void *opaque);
2531 static int win_chr_pipe_poll(void *opaque);
2533 static void win_chr_close(CharDriverState *chr)
2535 WinCharState *s = chr->opaque;
2538 CloseHandle(s->hsend);
2542 CloseHandle(s->hrecv);
2546 CloseHandle(s->hcom);
2550 qemu_del_polling_cb(win_chr_pipe_poll, chr);
2552 qemu_del_polling_cb(win_chr_poll, chr);
2555 static int win_chr_init(CharDriverState *chr, const char *filename)
2557 WinCharState *s = chr->opaque;
2559 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2564 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2566 fprintf(stderr, "Failed CreateEvent\n");
2569 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2571 fprintf(stderr, "Failed CreateEvent\n");
2575 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2576 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2577 if (s->hcom == INVALID_HANDLE_VALUE) {
2578 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2583 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2584 fprintf(stderr, "Failed SetupComm\n");
2588 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2589 size = sizeof(COMMCONFIG);
2590 GetDefaultCommConfig(filename, &comcfg, &size);
2591 comcfg.dcb.DCBlength = sizeof(DCB);
2592 CommConfigDialog(filename, NULL, &comcfg);
2594 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2595 fprintf(stderr, "Failed SetCommState\n");
2599 if (!SetCommMask(s->hcom, EV_ERR)) {
2600 fprintf(stderr, "Failed SetCommMask\n");
2604 cto.ReadIntervalTimeout = MAXDWORD;
2605 if (!SetCommTimeouts(s->hcom, &cto)) {
2606 fprintf(stderr, "Failed SetCommTimeouts\n");
2610 if (!ClearCommError(s->hcom, &err, &comstat)) {
2611 fprintf(stderr, "Failed ClearCommError\n");
2614 qemu_add_polling_cb(win_chr_poll, chr);
2622 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2624 WinCharState *s = chr->opaque;
2625 DWORD len, ret, size, err;
2628 ZeroMemory(&s->osend, sizeof(s->osend));
2629 s->osend.hEvent = s->hsend;
2632 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2634 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2636 err = GetLastError();
2637 if (err == ERROR_IO_PENDING) {
2638 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2656 static int win_chr_read_poll(CharDriverState *chr)
2658 WinCharState *s = chr->opaque;
2660 s->max_size = qemu_chr_can_read(chr);
2664 static void win_chr_readfile(CharDriverState *chr)
2666 WinCharState *s = chr->opaque;
2671 ZeroMemory(&s->orecv, sizeof(s->orecv));
2672 s->orecv.hEvent = s->hrecv;
2673 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2675 err = GetLastError();
2676 if (err == ERROR_IO_PENDING) {
2677 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2682 qemu_chr_read(chr, buf, size);
2686 static void win_chr_read(CharDriverState *chr)
2688 WinCharState *s = chr->opaque;
2690 if (s->len > s->max_size)
2691 s->len = s->max_size;
2695 win_chr_readfile(chr);
2698 static int win_chr_poll(void *opaque)
2700 CharDriverState *chr = opaque;
2701 WinCharState *s = chr->opaque;
2705 ClearCommError(s->hcom, &comerr, &status);
2706 if (status.cbInQue > 0) {
2707 s->len = status.cbInQue;
2708 win_chr_read_poll(chr);
2715 static CharDriverState *qemu_chr_open_win(const char *filename)
2717 CharDriverState *chr;
2720 chr = qemu_mallocz(sizeof(CharDriverState));
2723 s = qemu_mallocz(sizeof(WinCharState));
2729 chr->chr_write = win_chr_write;
2730 chr->chr_close = win_chr_close;
2732 if (win_chr_init(chr, filename) < 0) {
2737 qemu_chr_reset(chr);
2741 static int win_chr_pipe_poll(void *opaque)
2743 CharDriverState *chr = opaque;
2744 WinCharState *s = chr->opaque;
2747 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2750 win_chr_read_poll(chr);
2757 static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
2759 WinCharState *s = chr->opaque;
2767 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2769 fprintf(stderr, "Failed CreateEvent\n");
2772 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2774 fprintf(stderr, "Failed CreateEvent\n");
2778 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2779 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2780 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2782 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2783 if (s->hcom == INVALID_HANDLE_VALUE) {
2784 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2789 ZeroMemory(&ov, sizeof(ov));
2790 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2791 ret = ConnectNamedPipe(s->hcom, &ov);
2793 fprintf(stderr, "Failed ConnectNamedPipe\n");
2797 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2799 fprintf(stderr, "Failed GetOverlappedResult\n");
2801 CloseHandle(ov.hEvent);
2808 CloseHandle(ov.hEvent);
2811 qemu_add_polling_cb(win_chr_pipe_poll, chr);
2820 static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2822 CharDriverState *chr;
2825 chr = qemu_mallocz(sizeof(CharDriverState));
2828 s = qemu_mallocz(sizeof(WinCharState));
2834 chr->chr_write = win_chr_write;
2835 chr->chr_close = win_chr_close;
2837 if (win_chr_pipe_init(chr, filename) < 0) {
2842 qemu_chr_reset(chr);
2846 static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2848 CharDriverState *chr;
2851 chr = qemu_mallocz(sizeof(CharDriverState));
2854 s = qemu_mallocz(sizeof(WinCharState));
2861 chr->chr_write = win_chr_write;
2862 qemu_chr_reset(chr);
2866 static CharDriverState *qemu_chr_open_win_con(const char *filename)
2868 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE));
2871 static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2875 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2876 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2877 if (fd_out == INVALID_HANDLE_VALUE)
2880 return qemu_chr_open_win_file(fd_out);
2882 #endif /* !_WIN32 */
2884 /***********************************************************/
2885 /* UDP Net console */
2889 struct sockaddr_in daddr;
2896 static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2898 NetCharDriver *s = chr->opaque;
2900 return sendto(s->fd, buf, len, 0,
2901 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2904 static int udp_chr_read_poll(void *opaque)
2906 CharDriverState *chr = opaque;
2907 NetCharDriver *s = chr->opaque;
2909 s->max_size = qemu_chr_can_read(chr);
2911 /* If there were any stray characters in the queue process them
2914 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2915 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2917 s->max_size = qemu_chr_can_read(chr);
2922 static void udp_chr_read(void *opaque)
2924 CharDriverState *chr = opaque;
2925 NetCharDriver *s = chr->opaque;
2927 if (s->max_size == 0)
2929 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2930 s->bufptr = s->bufcnt;
2935 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
2936 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
2938 s->max_size = qemu_chr_can_read(chr);
2942 static void udp_chr_update_read_handler(CharDriverState *chr)
2944 NetCharDriver *s = chr->opaque;
2947 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2948 udp_chr_read, NULL, chr);
2952 int parse_host_port(struct sockaddr_in *saddr, const char *str);
2954 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2956 int parse_host_src_port(struct sockaddr_in *haddr,
2957 struct sockaddr_in *saddr,
2960 static CharDriverState *qemu_chr_open_udp(const char *def)
2962 CharDriverState *chr = NULL;
2963 NetCharDriver *s = NULL;
2965 struct sockaddr_in saddr;
2967 chr = qemu_mallocz(sizeof(CharDriverState));
2970 s = qemu_mallocz(sizeof(NetCharDriver));
2974 fd = socket(PF_INET, SOCK_DGRAM, 0);
2976 perror("socket(PF_INET, SOCK_DGRAM)");
2980 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2981 printf("Could not parse: %s\n", def);
2985 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
2995 chr->chr_write = udp_chr_write;
2996 chr->chr_update_read_handler = udp_chr_update_read_handler;
3009 /***********************************************************/
3010 /* TCP Net console */
3021 static void tcp_chr_accept(void *opaque);
3023 static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
3025 TCPCharDriver *s = chr->opaque;
3027 return send_all(s->fd, buf, len);
3029 /* XXX: indicate an error ? */
3034 static int tcp_chr_read_poll(void *opaque)
3036 CharDriverState *chr = opaque;
3037 TCPCharDriver *s = chr->opaque;
3040 s->max_size = qemu_chr_can_read(chr);
3045 #define IAC_BREAK 243
3046 static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
3048 uint8_t *buf, int *size)
3050 /* Handle any telnet client's basic IAC options to satisfy char by
3051 * char mode with no echo. All IAC options will be removed from
3052 * the buf and the do_telnetopt variable will be used to track the
3053 * state of the width of the IAC information.
3055 * IAC commands come in sets of 3 bytes with the exception of the
3056 * "IAC BREAK" command and the double IAC.
3062 for (i = 0; i < *size; i++) {
3063 if (s->do_telnetopt > 1) {
3064 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
3065 /* Double IAC means send an IAC */
3069 s->do_telnetopt = 1;
3071 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
3072 /* Handle IAC break commands by sending a serial break */
3073 qemu_chr_event(chr, CHR_EVENT_BREAK);
3078 if (s->do_telnetopt >= 4) {
3079 s->do_telnetopt = 1;
3082 if ((unsigned char)buf[i] == IAC) {
3083 s->do_telnetopt = 2;
3094 static void tcp_chr_read(void *opaque)
3096 CharDriverState *chr = opaque;
3097 TCPCharDriver *s = chr->opaque;
3101 if (!s->connected || s->max_size <= 0)
3104 if (len > s->max_size)
3106 size = recv(s->fd, buf, len, 0);
3108 /* connection closed */
3110 if (s->listen_fd >= 0) {
3111 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3113 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3116 } else if (size > 0) {
3117 if (s->do_telnetopt)
3118 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
3120 qemu_chr_read(chr, buf, size);
3124 static void tcp_chr_connect(void *opaque)
3126 CharDriverState *chr = opaque;
3127 TCPCharDriver *s = chr->opaque;
3130 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
3131 tcp_chr_read, NULL, chr);
3132 qemu_chr_reset(chr);
3135 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3136 static void tcp_chr_telnet_init(int fd)
3139 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3140 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3141 send(fd, (char *)buf, 3, 0);
3142 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3143 send(fd, (char *)buf, 3, 0);
3144 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3145 send(fd, (char *)buf, 3, 0);
3146 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3147 send(fd, (char *)buf, 3, 0);
3150 static void socket_set_nodelay(int fd)
3153 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
3156 static void tcp_chr_accept(void *opaque)
3158 CharDriverState *chr = opaque;
3159 TCPCharDriver *s = chr->opaque;
3160 struct sockaddr_in saddr;
3162 struct sockaddr_un uaddr;
3164 struct sockaddr *addr;
3171 len = sizeof(uaddr);
3172 addr = (struct sockaddr *)&uaddr;
3176 len = sizeof(saddr);
3177 addr = (struct sockaddr *)&saddr;
3179 fd = accept(s->listen_fd, addr, &len);
3180 if (fd < 0 && errno != EINTR) {
3182 } else if (fd >= 0) {
3183 if (s->do_telnetopt)
3184 tcp_chr_telnet_init(fd);
3188 socket_set_nonblock(fd);
3190 socket_set_nodelay(fd);
3192 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
3193 tcp_chr_connect(chr);
3196 static void tcp_chr_close(CharDriverState *chr)
3198 TCPCharDriver *s = chr->opaque;
3201 if (s->listen_fd >= 0)
3202 closesocket(s->listen_fd);
3206 static CharDriverState *qemu_chr_open_tcp(const char *host_str,
3210 CharDriverState *chr = NULL;
3211 TCPCharDriver *s = NULL;
3212 int fd = -1, ret, err, val;
3214 int is_waitconnect = 1;
3217 struct sockaddr_in saddr;
3219 struct sockaddr_un uaddr;
3221 struct sockaddr *addr;
3226 addr = (struct sockaddr *)&uaddr;
3227 addrlen = sizeof(uaddr);
3228 if (parse_unix_path(&uaddr, host_str) < 0)
3233 addr = (struct sockaddr *)&saddr;
3234 addrlen = sizeof(saddr);
3235 if (parse_host_port(&saddr, host_str) < 0)
3240 while((ptr = strchr(ptr,','))) {
3242 if (!strncmp(ptr,"server",6)) {
3244 } else if (!strncmp(ptr,"nowait",6)) {
3246 } else if (!strncmp(ptr,"nodelay",6)) {
3249 printf("Unknown option: %s\n", ptr);
3256 chr = qemu_mallocz(sizeof(CharDriverState));
3259 s = qemu_mallocz(sizeof(TCPCharDriver));
3265 fd = socket(PF_UNIX, SOCK_STREAM, 0);
3268 fd = socket(PF_INET, SOCK_STREAM, 0);
3273 if (!is_waitconnect)
3274 socket_set_nonblock(fd);
3279 s->is_unix = is_unix;
3280 s->do_nodelay = do_nodelay && !is_unix;
3283 chr->chr_write = tcp_chr_write;
3284 chr->chr_close = tcp_chr_close;
3287 /* allow fast reuse */
3291 strncpy(path, uaddr.sun_path, 108);
3298 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
3301 ret = bind(fd, addr, addrlen);
3305 ret = listen(fd, 0);
3310 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
3312 s->do_telnetopt = 1;
3315 ret = connect(fd, addr, addrlen);
3317 err = socket_error();
3318 if (err == EINTR || err == EWOULDBLOCK) {
3319 } else if (err == EINPROGRESS) {
3322 } else if (err == WSAEALREADY) {
3334 socket_set_nodelay(fd);
3336 tcp_chr_connect(chr);
3338 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
3341 if (is_listen && is_waitconnect) {
3342 printf("QEMU waiting for connection on: %s\n", host_str);
3343 tcp_chr_accept(chr);
3344 socket_set_nonblock(s->listen_fd);
3356 CharDriverState *qemu_chr_open(const char *filename)
3360 if (!strcmp(filename, "vc")) {
3361 return text_console_init(&display_state, 0);
3362 } else if (strstart(filename, "vc:", &p)) {
3363 return text_console_init(&display_state, p);
3364 } else if (!strcmp(filename, "null")) {
3365 return qemu_chr_open_null();
3367 if (strstart(filename, "tcp:", &p)) {
3368 return qemu_chr_open_tcp(p, 0, 0);
3370 if (strstart(filename, "telnet:", &p)) {
3371 return qemu_chr_open_tcp(p, 1, 0);
3373 if (strstart(filename, "udp:", &p)) {
3374 return qemu_chr_open_udp(p);
3376 if (strstart(filename, "mon:", &p)) {
3377 CharDriverState *drv = qemu_chr_open(p);
3379 drv = qemu_chr_open_mux(drv);
3380 monitor_init(drv, !nographic);
3383 printf("Unable to open driver: %s\n", p);
3387 if (strstart(filename, "unix:", &p)) {
3388 return qemu_chr_open_tcp(p, 0, 1);
3389 } else if (strstart(filename, "file:", &p)) {
3390 return qemu_chr_open_file_out(p);
3391 } else if (strstart(filename, "pipe:", &p)) {
3392 return qemu_chr_open_pipe(p);
3393 } else if (!strcmp(filename, "pty")) {
3394 return qemu_chr_open_pty();
3395 } else if (!strcmp(filename, "stdio")) {
3396 return qemu_chr_open_stdio();
3398 #if defined(__linux__)
3399 if (strstart(filename, "/dev/parport", NULL)) {
3400 return qemu_chr_open_pp(filename);
3403 #if defined(__linux__) || defined(__sun__)
3404 if (strstart(filename, "/dev/", NULL)) {
3405 return qemu_chr_open_tty(filename);
3409 if (strstart(filename, "COM", NULL)) {
3410 return qemu_chr_open_win(filename);
3412 if (strstart(filename, "pipe:", &p)) {
3413 return qemu_chr_open_win_pipe(p);
3415 if (strstart(filename, "con:", NULL)) {
3416 return qemu_chr_open_win_con(filename);
3418 if (strstart(filename, "file:", &p)) {
3419 return qemu_chr_open_win_file_out(p);
3427 void qemu_chr_close(CharDriverState *chr)
3430 chr->chr_close(chr);
3433 /***********************************************************/
3434 /* network device redirectors */
3436 __attribute__ (( unused ))
3437 static void hex_dump(FILE *f, const uint8_t *buf, int size)
3441 for(i=0;i<size;i+=16) {
3445 fprintf(f, "%08x ", i);
3448 fprintf(f, " %02x", buf[i+j]);
3453 for(j=0;j<len;j++) {
3455 if (c < ' ' || c > '~')
3457 fprintf(f, "%c", c);
3463 static int parse_macaddr(uint8_t *macaddr, const char *p)
3470 offset = strtol(p, &last_char, 0);
3471 if (0 == errno && '\0' == *last_char &&
3472 offset >= 0 && offset <= 0xFFFFFF) {
3473 macaddr[3] = (offset & 0xFF0000) >> 16;
3474 macaddr[4] = (offset & 0xFF00) >> 8;
3475 macaddr[5] = offset & 0xFF;
3478 for(i = 0; i < 6; i++) {
3479 macaddr[i] = strtol(p, (char **)&p, 16);
3484 if (*p != ':' && *p != '-')
3495 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
3500 p1 = strchr(p, sep);
3506 if (len > buf_size - 1)
3508 memcpy(buf, p, len);
3515 int parse_host_src_port(struct sockaddr_in *haddr,
3516 struct sockaddr_in *saddr,
3517 const char *input_str)
3519 char *str = strdup(input_str);
3520 char *host_str = str;
3525 * Chop off any extra arguments at the end of the string which
3526 * would start with a comma, then fill in the src port information
3527 * if it was provided else use the "any address" and "any port".
3529 if ((ptr = strchr(str,',')))
3532 if ((src_str = strchr(input_str,'@'))) {
3537 if (parse_host_port(haddr, host_str) < 0)
3540 if (!src_str || *src_str == '\0')
3543 if (parse_host_port(saddr, src_str) < 0)
3554 int parse_host_port(struct sockaddr_in *saddr, const char *str)
3562 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3564 saddr->sin_family = AF_INET;
3565 if (buf[0] == '\0') {
3566 saddr->sin_addr.s_addr = 0;
3568 if (isdigit(buf[0])) {
3569 if (!inet_aton(buf, &saddr->sin_addr))
3572 if ((he = gethostbyname(buf)) == NULL)
3574 saddr->sin_addr = *(struct in_addr *)he->h_addr;
3577 port = strtol(p, (char **)&r, 0);
3580 saddr->sin_port = htons(port);
3585 static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
3590 len = MIN(108, strlen(str));
3591 p = strchr(str, ',');
3593 len = MIN(len, p - str);
3595 memset(uaddr, 0, sizeof(*uaddr));
3597 uaddr->sun_family = AF_UNIX;
3598 memcpy(uaddr->sun_path, str, len);
3604 /* find or alloc a new VLAN */
3605 VLANState *qemu_find_vlan(int id)
3607 VLANState **pvlan, *vlan;
3608 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3612 vlan = qemu_mallocz(sizeof(VLANState));
3617 pvlan = &first_vlan;
3618 while (*pvlan != NULL)
3619 pvlan = &(*pvlan)->next;
3624 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
3625 IOReadHandler *fd_read,
3626 IOCanRWHandler *fd_can_read,
3629 VLANClientState *vc, **pvc;
3630 vc = qemu_mallocz(sizeof(VLANClientState));
3633 vc->fd_read = fd_read;
3634 vc->fd_can_read = fd_can_read;
3635 vc->opaque = opaque;
3639 pvc = &vlan->first_client;
3640 while (*pvc != NULL)
3641 pvc = &(*pvc)->next;
3646 int qemu_can_send_packet(VLANClientState *vc1)
3648 VLANState *vlan = vc1->vlan;
3649 VLANClientState *vc;
3651 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3653 if (vc->fd_can_read && vc->fd_can_read(vc->opaque))
3660 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
3662 VLANState *vlan = vc1->vlan;
3663 VLANClientState *vc;
3666 printf("vlan %d send:\n", vlan->id);
3667 hex_dump(stdout, buf, size);
3669 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3671 vc->fd_read(vc->opaque, buf, size);
3676 #if defined(CONFIG_SLIRP)
3678 /* slirp network adapter */
3680 static int slirp_inited;
3681 static VLANClientState *slirp_vc;
3683 int slirp_can_output(void)
3685 return !slirp_vc || qemu_can_send_packet(slirp_vc);
3688 void slirp_output(const uint8_t *pkt, int pkt_len)
3691 printf("slirp output:\n");
3692 hex_dump(stdout, pkt, pkt_len);
3696 qemu_send_packet(slirp_vc, pkt, pkt_len);
3699 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
3702 printf("slirp input:\n");
3703 hex_dump(stdout, buf, size);
3705 slirp_input(buf, size);
3708 static int net_slirp_init(VLANState *vlan)
3710 if (!slirp_inited) {
3714 slirp_vc = qemu_new_vlan_client(vlan,
3715 slirp_receive, NULL, NULL);
3716 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
3720 static void net_slirp_redir(const char *redir_str)
3725 struct in_addr guest_addr;
3726 int host_port, guest_port;
3728 if (!slirp_inited) {
3734 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3736 if (!strcmp(buf, "tcp")) {
3738 } else if (!strcmp(buf, "udp")) {
3744 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3746 host_port = strtol(buf, &r, 0);
3750 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3752 if (buf[0] == '\0') {
3753 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3755 if (!inet_aton(buf, &guest_addr))
3758 guest_port = strtol(p, &r, 0);
3762 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3763 fprintf(stderr, "qemu: could not set up redirection\n");
3768 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3776 static void smb_exit(void)
3780 char filename[1024];
3782 /* erase all the files in the directory */
3783 d = opendir(smb_dir);
3788 if (strcmp(de->d_name, ".") != 0 &&
3789 strcmp(de->d_name, "..") != 0) {
3790 snprintf(filename, sizeof(filename), "%s/%s",
3791 smb_dir, de->d_name);
3799 /* automatic user mode samba server configuration */
3800 static void net_slirp_smb(const char *exported_dir)
3802 char smb_conf[1024];
3803 char smb_cmdline[1024];
3806 if (!slirp_inited) {
3811 /* XXX: better tmp dir construction */
3812 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3813 if (mkdir(smb_dir, 0700) < 0) {
3814 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3817 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3819 f = fopen(smb_conf, "w");
3821 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3828 "socket address=127.0.0.1\n"
3829 "pid directory=%s\n"
3830 "lock directory=%s\n"
3831 "log file=%s/log.smbd\n"
3832 "smb passwd file=%s/smbpasswd\n"
3833 "security = share\n"
3848 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3849 SMBD_COMMAND, smb_conf);
3851 slirp_add_exec(0, smb_cmdline, 4, 139);
3854 #endif /* !defined(_WIN32) */
3855 void do_info_slirp(void)
3860 #endif /* CONFIG_SLIRP */
3862 #if !defined(_WIN32)
3864 typedef struct TAPState {
3865 VLANClientState *vc;
3867 char down_script[1024];
3870 static void tap_receive(void *opaque, const uint8_t *buf, int size)
3872 TAPState *s = opaque;
3875 ret = write(s->fd, buf, size);
3876 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3883 static void tap_send(void *opaque)
3885 TAPState *s = opaque;
3892 sbuf.maxlen = sizeof(buf);
3894 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3896 size = read(s->fd, buf, sizeof(buf));
3899 qemu_send_packet(s->vc, buf, size);
3905 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3909 s = qemu_mallocz(sizeof(TAPState));
3913 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
3914 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3915 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3919 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3920 static int tap_open(char *ifname, int ifname_size)
3926 TFR(fd = open("/dev/tap", O_RDWR));
3928 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3933 dev = devname(s.st_rdev, S_IFCHR);
3934 pstrcpy(ifname, ifname_size, dev);
3936 fcntl(fd, F_SETFL, O_NONBLOCK);
3939 #elif defined(__sun__)
3940 #define TUNNEWPPA (('T'<<16) | 0x0001)
3942 * Allocate TAP device, returns opened fd.
3943 * Stores dev name in the first arg(must be large enough).
3945 int tap_alloc(char *dev)
3947 int tap_fd, if_fd, ppa = -1;
3948 static int ip_fd = 0;
3951 static int arp_fd = 0;
3952 int ip_muxid, arp_muxid;
3953 struct strioctl strioc_if, strioc_ppa;
3954 int link_type = I_PLINK;;
3956 char actual_name[32] = "";
3958 memset(&ifr, 0x0, sizeof(ifr));
3962 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3966 /* Check if IP device was opened */
3970 TFR(ip_fd = open("/dev/udp", O_RDWR, 0));
3972 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3976 TFR(tap_fd = open("/dev/tap", O_RDWR, 0));
3978 syslog(LOG_ERR, "Can't open /dev/tap");
3982 /* Assign a new PPA and get its unit number. */
3983 strioc_ppa.ic_cmd = TUNNEWPPA;
3984 strioc_ppa.ic_timout = 0;
3985 strioc_ppa.ic_len = sizeof(ppa);
3986 strioc_ppa.ic_dp = (char *)&ppa;
3987 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3988 syslog (LOG_ERR, "Can't assign new interface");
3990 TFR(if_fd = open("/dev/tap", O_RDWR, 0));
3992 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3995 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3996 syslog(LOG_ERR, "Can't push IP module");
4000 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
4001 syslog(LOG_ERR, "Can't get flags\n");
4003 snprintf (actual_name, 32, "tap%d", ppa);
4004 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
4007 /* Assign ppa according to the unit number returned by tun device */
4009 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
4010 syslog (LOG_ERR, "Can't set PPA %d", ppa);
4011 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
4012 syslog (LOG_ERR, "Can't get flags\n");
4013 /* Push arp module to if_fd */
4014 if (ioctl (if_fd, I_PUSH, "arp") < 0)
4015 syslog (LOG_ERR, "Can't push ARP module (2)");
4017 /* Push arp module to ip_fd */
4018 if (ioctl (ip_fd, I_POP, NULL) < 0)
4019 syslog (LOG_ERR, "I_POP failed\n");
4020 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
4021 syslog (LOG_ERR, "Can't push ARP module (3)\n");
4023 TFR(arp_fd = open ("/dev/tap", O_RDWR, 0));
4025 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
4027 /* Set ifname to arp */
4028 strioc_if.ic_cmd = SIOCSLIFNAME;
4029 strioc_if.ic_timout = 0;
4030 strioc_if.ic_len = sizeof(ifr);
4031 strioc_if.ic_dp = (char *)𝔦
4032 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
4033 syslog (LOG_ERR, "Can't set ifname to arp\n");
4036 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
4037 syslog(LOG_ERR, "Can't link TAP device to IP");
4041 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
4042 syslog (LOG_ERR, "Can't link TAP device to ARP");
4046 memset(&ifr, 0x0, sizeof(ifr));
4047 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
4048 ifr.lifr_ip_muxid = ip_muxid;
4049 ifr.lifr_arp_muxid = arp_muxid;
4051 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
4053 ioctl (ip_fd, I_PUNLINK , arp_muxid);
4054 ioctl (ip_fd, I_PUNLINK, ip_muxid);
4055 syslog (LOG_ERR, "Can't set multiplexor id");
4058 sprintf(dev, "tap%d", ppa);
4062 static int tap_open(char *ifname, int ifname_size)
4066 if( (fd = tap_alloc(dev)) < 0 ){
4067 fprintf(stderr, "Cannot allocate TAP device\n");
4070 pstrcpy(ifname, ifname_size, dev);
4071 fcntl(fd, F_SETFL, O_NONBLOCK);
4075 static int tap_open(char *ifname, int ifname_size)
4080 TFR(fd = open("/dev/net/tun", O_RDWR));
4082 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4085 memset(&ifr, 0, sizeof(ifr));
4086 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
4087 if (ifname[0] != '\0')
4088 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
4090 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
4091 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
4093 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4097 pstrcpy(ifname, ifname_size, ifr.ifr_name);
4098 fcntl(fd, F_SETFL, O_NONBLOCK);
4103 static int launch_script(const char *setup_script, const char *ifname, int fd)
4109 /* try to launch network script */
4113 int open_max = sysconf (_SC_OPEN_MAX), i;
4114 for (i = 0; i < open_max; i++)
4115 if (i != STDIN_FILENO &&
4116 i != STDOUT_FILENO &&
4117 i != STDERR_FILENO &&
4122 *parg++ = (char *)setup_script;
4123 *parg++ = (char *)ifname;
4125 execv(setup_script, args);
4128 while (waitpid(pid, &status, 0) != pid);
4129 if (!WIFEXITED(status) ||
4130 WEXITSTATUS(status) != 0) {
4131 fprintf(stderr, "%s: could not launch network script\n",
4139 static int net_tap_init(VLANState *vlan, const char *ifname1,
4140 const char *setup_script, const char *down_script)
4146 if (ifname1 != NULL)
4147 pstrcpy(ifname, sizeof(ifname), ifname1);
4150 TFR(fd = tap_open(ifname, sizeof(ifname)));
4154 if (!setup_script || !strcmp(setup_script, "no"))
4156 if (setup_script[0] != '\0') {
4157 if (launch_script(setup_script, ifname, fd))
4160 s = net_tap_fd_init(vlan, fd);
4163 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4164 "tap: ifname=%s setup_script=%s", ifname, setup_script);
4165 if (down_script && strcmp(down_script, "no"))
4166 snprintf(s->down_script, sizeof(s->down_script), "%s", down_script);
4170 #endif /* !_WIN32 */
4172 /* network connection */
4173 typedef struct NetSocketState {
4174 VLANClientState *vc;
4176 int state; /* 0 = getting length, 1 = getting data */
4180 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4183 typedef struct NetSocketListenState {
4186 } NetSocketListenState;
4188 /* XXX: we consider we can send the whole packet without blocking */
4189 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
4191 NetSocketState *s = opaque;
4195 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
4196 send_all(s->fd, buf, size);
4199 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
4201 NetSocketState *s = opaque;
4202 sendto(s->fd, buf, size, 0,
4203 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
4206 static void net_socket_send(void *opaque)
4208 NetSocketState *s = opaque;
4213 size = recv(s->fd, buf1, sizeof(buf1), 0);
4215 err = socket_error();
4216 if (err != EWOULDBLOCK)
4218 } else if (size == 0) {
4219 /* end of connection */
4221 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4227 /* reassemble a packet from the network */
4233 memcpy(s->buf + s->index, buf, l);
4237 if (s->index == 4) {
4239 s->packet_len = ntohl(*(uint32_t *)s->buf);
4245 l = s->packet_len - s->index;
4248 memcpy(s->buf + s->index, buf, l);
4252 if (s->index >= s->packet_len) {
4253 qemu_send_packet(s->vc, s->buf, s->packet_len);
4262 static void net_socket_send_dgram(void *opaque)
4264 NetSocketState *s = opaque;
4267 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
4271 /* end of connection */
4272 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
4275 qemu_send_packet(s->vc, s->buf, size);
4278 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
4283 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
4284 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4285 inet_ntoa(mcastaddr->sin_addr),
4286 (int)ntohl(mcastaddr->sin_addr.s_addr));
4290 fd = socket(PF_INET, SOCK_DGRAM, 0);
4292 perror("socket(PF_INET, SOCK_DGRAM)");
4297 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
4298 (const char *)&val, sizeof(val));
4300 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4304 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
4310 /* Add host to multicast group */
4311 imr.imr_multiaddr = mcastaddr->sin_addr;
4312 imr.imr_interface.s_addr = htonl(INADDR_ANY);
4314 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
4315 (const char *)&imr, sizeof(struct ip_mreq));
4317 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4321 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4323 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
4324 (const char *)&val, sizeof(val));
4326 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4330 socket_set_nonblock(fd);
4338 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
4341 struct sockaddr_in saddr;
4343 socklen_t saddr_len;
4346 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4347 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4348 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4352 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
4354 if (saddr.sin_addr.s_addr==0) {
4355 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4359 /* clone dgram socket */
4360 newfd = net_socket_mcast_create(&saddr);
4362 /* error already reported by net_socket_mcast_create() */
4366 /* clone newfd to fd, close newfd */
4371 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4372 fd, strerror(errno));
4377 s = qemu_mallocz(sizeof(NetSocketState));
4382 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
4383 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
4385 /* mcast: save bound address as dst */
4386 if (is_connected) s->dgram_dst=saddr;
4388 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4389 "socket: fd=%d (%s mcast=%s:%d)",
4390 fd, is_connected? "cloned" : "",
4391 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4395 static void net_socket_connect(void *opaque)
4397 NetSocketState *s = opaque;
4398 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
4401 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
4405 s = qemu_mallocz(sizeof(NetSocketState));
4409 s->vc = qemu_new_vlan_client(vlan,
4410 net_socket_receive, NULL, s);
4411 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4412 "socket: fd=%d", fd);
4414 net_socket_connect(s);
4416 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
4421 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
4424 int so_type=-1, optlen=sizeof(so_type);
4426 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type,
4427 (socklen_t *)&optlen)< 0) {
4428 fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
4433 return net_socket_fd_init_dgram(vlan, fd, is_connected);
4435 return net_socket_fd_init_stream(vlan, fd, is_connected);
4437 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4438 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
4439 return net_socket_fd_init_stream(vlan, fd, is_connected);
4444 static void net_socket_accept(void *opaque)
4446 NetSocketListenState *s = opaque;
4448 struct sockaddr_in saddr;
4453 len = sizeof(saddr);
4454 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
4455 if (fd < 0 && errno != EINTR) {
4457 } else if (fd >= 0) {
4461 s1 = net_socket_fd_init(s->vlan, fd, 1);
4465 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
4466 "socket: connection from %s:%d",
4467 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4471 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
4473 NetSocketListenState *s;
4475 struct sockaddr_in saddr;
4477 if (parse_host_port(&saddr, host_str) < 0)
4480 s = qemu_mallocz(sizeof(NetSocketListenState));
4484 fd = socket(PF_INET, SOCK_STREAM, 0);
4489 socket_set_nonblock(fd);
4491 /* allow fast reuse */
4493 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
4495 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4500 ret = listen(fd, 0);
4507 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
4511 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
4514 int fd, connected, ret, err;
4515 struct sockaddr_in saddr;
4517 if (parse_host_port(&saddr, host_str) < 0)
4520 fd = socket(PF_INET, SOCK_STREAM, 0);
4525 socket_set_nonblock(fd);
4529 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4531 err = socket_error();
4532 if (err == EINTR || err == EWOULDBLOCK) {
4533 } else if (err == EINPROGRESS) {
4536 } else if (err == WSAEALREADY) {
4549 s = net_socket_fd_init(vlan, fd, connected);
4552 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4553 "socket: connect to %s:%d",
4554 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4558 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4562 struct sockaddr_in saddr;
4564 if (parse_host_port(&saddr, host_str) < 0)
4568 fd = net_socket_mcast_create(&saddr);
4572 s = net_socket_fd_init(vlan, fd, 0);
4576 s->dgram_dst = saddr;
4578 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4579 "socket: mcast=%s:%d",
4580 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4585 static const char *get_word(char *buf, int buf_size, const char *p)
4592 while (*p != '\0') {
4597 } else if (*p == '\"') {
4598 substring = !substring;
4601 } else if (!substring && (*p == ',' || *p == '='))
4603 if (q && (q - buf) < buf_size - 1)
4613 static int get_param_value(char *buf, int buf_size,
4614 const char *tag, const char *str)
4621 p = get_word(option, sizeof(option), p);
4625 if (!strcmp(tag, option)) {
4626 (void)get_word(buf, buf_size, p);
4629 p = get_word(NULL, 0, p);
4638 static int check_params(char *buf, int buf_size,
4639 char **params, const char *str)
4646 p = get_word(buf, buf_size, p);
4650 for(i = 0; params[i] != NULL; i++)
4651 if (!strcmp(params[i], buf))
4653 if (params[i] == NULL)
4655 p = get_word(NULL, 0, p);
4664 static int net_client_init(const char *str)
4675 while (*p != '\0' && *p != ',') {
4676 if ((q - device) < sizeof(device) - 1)
4684 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4685 vlan_id = strtol(buf, NULL, 0);
4687 vlan = qemu_find_vlan(vlan_id);
4689 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4692 if (!strcmp(device, "nic")) {
4696 if (nb_nics >= MAX_NICS) {
4697 fprintf(stderr, "Too Many NICs\n");
4700 nd = &nd_table[nb_nics];
4701 macaddr = nd->macaddr;
4707 macaddr[5] = 0x56 + nb_nics;
4709 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4710 if (parse_macaddr(macaddr, buf) < 0) {
4711 fprintf(stderr, "invalid syntax for ethernet address\n");
4715 if (get_param_value(buf, sizeof(buf), "model", p)) {
4716 nd->model = strdup(buf);
4720 vlan->nb_guest_devs++;
4723 if (!strcmp(device, "none")) {
4724 /* does nothing. It is needed to signal that no network cards
4729 if (!strcmp(device, "user")) {
4730 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
4731 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
4733 vlan->nb_host_devs++;
4734 ret = net_slirp_init(vlan);
4738 if (!strcmp(device, "tap")) {
4740 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4741 fprintf(stderr, "tap: no interface name\n");
4744 vlan->nb_host_devs++;
4745 ret = tap_win32_init(vlan, ifname);
4748 if (!strcmp(device, "tap")) {
4750 char setup_script[1024], down_script[1024];
4752 vlan->nb_host_devs++;
4753 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4754 fd = strtol(buf, NULL, 0);
4756 if (net_tap_fd_init(vlan, fd))
4759 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4762 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4763 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4765 if (get_param_value(down_script, sizeof(down_script), "downscript", p) == 0) {
4766 pstrcpy(down_script, sizeof(down_script), DEFAULT_NETWORK_DOWN_SCRIPT);
4768 ret = net_tap_init(vlan, ifname, setup_script, down_script);
4772 if (!strcmp(device, "socket")) {
4773 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4775 fd = strtol(buf, NULL, 0);
4777 if (net_socket_fd_init(vlan, fd, 1))
4779 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4780 ret = net_socket_listen_init(vlan, buf);
4781 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4782 ret = net_socket_connect_init(vlan, buf);
4783 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4784 ret = net_socket_mcast_init(vlan, buf);
4786 fprintf(stderr, "Unknown socket options: %s\n", p);
4789 vlan->nb_host_devs++;
4792 fprintf(stderr, "Unknown network device: %s\n", device);
4796 fprintf(stderr, "Could not initialize device '%s'\n", device);
4802 void do_info_network(void)
4805 VLANClientState *vc;
4807 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4808 term_printf("VLAN %d devices:\n", vlan->id);
4809 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4810 term_printf(" %s\n", vc->info_str);
4814 #define HD_ALIAS "file=\"%s\",index=%d,media=disk"
4816 #define CDROM_ALIAS "index=1,media=cdrom"
4818 #define CDROM_ALIAS "index=2,media=cdrom"
4820 #define FD_ALIAS "index=%d,if=floppy"
4821 #define PFLASH_ALIAS "file=\"%s\",if=pflash"
4822 #define MTD_ALIAS "file=\"%s\",if=mtd"
4823 #define SD_ALIAS "index=0,if=sd"
4825 static int drive_add(const char *fmt, ...)
4829 if (nb_drives_opt >= MAX_DRIVES) {
4830 fprintf(stderr, "qemu: too many drives\n");
4835 vsnprintf(drives_opt[nb_drives_opt], sizeof(drives_opt[0]), fmt, ap);
4838 return nb_drives_opt++;
4841 int drive_get_index(BlockInterfaceType type, int bus, int unit)
4845 /* seek interface, bus and unit */
4847 for (index = 0; index < nb_drives; index++)
4848 if (drives_table[index].type == type &&
4849 drives_table[index].bus == bus &&
4850 drives_table[index].unit == unit)
4856 int drive_get_max_bus(BlockInterfaceType type)
4862 for (index = 0; index < nb_drives; index++) {
4863 if(drives_table[index].type == type &&
4864 drives_table[index].bus > max_bus)
4865 max_bus = drives_table[index].bus;
4870 static int drive_init(const char *str, int snapshot, QEMUMachine *machine)
4875 const char *mediastr = "";
4876 BlockInterfaceType type;
4877 enum { MEDIA_DISK, MEDIA_CDROM } media;
4878 int bus_id, unit_id;
4879 int cyls, heads, secs, translation;
4880 BlockDriverState *bdrv;
4883 char *params[] = { "bus", "unit", "if", "index", "cyls", "heads",
4884 "secs", "trans", "media", "snapshot", "file", NULL };
4886 if (check_params(buf, sizeof(buf), params, str) < 0) {
4887 fprintf(stderr, "qemu: unknowm parameter '%s' in '%s'\n",
4893 cyls = heads = secs = 0;
4896 translation = BIOS_ATA_TRANSLATION_AUTO;
4899 if (!strcmp(machine->name, "realview") ||
4900 !strcmp(machine->name, "SS-5") ||
4901 !strcmp(machine->name, "SS-10") ||
4902 !strcmp(machine->name, "SS-600MP") ||
4903 !strcmp(machine->name, "versatilepb") ||
4904 !strcmp(machine->name, "versatileab")) {
4906 max_devs = MAX_SCSI_DEVS;
4907 strcpy(devname, "scsi");
4910 max_devs = MAX_IDE_DEVS;
4911 strcpy(devname, "ide");
4915 /* extract parameters */
4917 if (get_param_value(buf, sizeof(buf), "bus", str)) {
4918 bus_id = strtol(buf, NULL, 0);
4920 fprintf(stderr, "qemu: '%s' invalid bus id\n", str);
4925 if (get_param_value(buf, sizeof(buf), "unit", str)) {
4926 unit_id = strtol(buf, NULL, 0);
4928 fprintf(stderr, "qemu: '%s' invalid unit id\n", str);
4933 if (get_param_value(buf, sizeof(buf), "if", str)) {
4934 strncpy(devname, buf, sizeof(devname));
4935 if (!strcmp(buf, "ide")) {
4937 max_devs = MAX_IDE_DEVS;
4938 } else if (!strcmp(buf, "scsi")) {
4940 max_devs = MAX_SCSI_DEVS;
4941 } else if (!strcmp(buf, "floppy")) {
4944 } else if (!strcmp(buf, "pflash")) {
4947 } else if (!strcmp(buf, "mtd")) {
4950 } else if (!strcmp(buf, "sd")) {
4954 fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf);
4959 if (get_param_value(buf, sizeof(buf), "index", str)) {
4960 index = strtol(buf, NULL, 0);
4962 fprintf(stderr, "qemu: '%s' invalid index\n", str);
4967 if (get_param_value(buf, sizeof(buf), "cyls", str)) {
4968 cyls = strtol(buf, NULL, 0);
4971 if (get_param_value(buf, sizeof(buf), "heads", str)) {
4972 heads = strtol(buf, NULL, 0);
4975 if (get_param_value(buf, sizeof(buf), "secs", str)) {
4976 secs = strtol(buf, NULL, 0);
4979 if (cyls || heads || secs) {
4980 if (cyls < 1 || cyls > 16383) {
4981 fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str);
4984 if (heads < 1 || heads > 16) {
4985 fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str);
4988 if (secs < 1 || secs > 63) {
4989 fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str);
4994 if (get_param_value(buf, sizeof(buf), "trans", str)) {
4997 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5001 if (!strcmp(buf, "none"))
5002 translation = BIOS_ATA_TRANSLATION_NONE;
5003 else if (!strcmp(buf, "lba"))
5004 translation = BIOS_ATA_TRANSLATION_LBA;
5005 else if (!strcmp(buf, "auto"))
5006 translation = BIOS_ATA_TRANSLATION_AUTO;
5008 fprintf(stderr, "qemu: '%s' invalid translation type\n", str);
5013 if (get_param_value(buf, sizeof(buf), "media", str)) {
5014 if (!strcmp(buf, "disk")) {
5016 } else if (!strcmp(buf, "cdrom")) {
5017 if (cyls || secs || heads) {
5019 "qemu: '%s' invalid physical CHS format\n", str);
5022 media = MEDIA_CDROM;
5024 fprintf(stderr, "qemu: '%s' invalid media\n", str);
5029 if (get_param_value(buf, sizeof(buf), "snapshot", str)) {
5030 if (!strcmp(buf, "on"))
5032 else if (!strcmp(buf, "off"))
5035 fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str);
5040 get_param_value(file, sizeof(file), "file", str);
5042 /* compute bus and unit according index */
5045 if (bus_id != 0 || unit_id != -1) {
5047 "qemu: '%s' index cannot be used with bus and unit\n", str);
5055 unit_id = index % max_devs;
5056 bus_id = index / max_devs;
5060 /* if user doesn't specify a unit_id,
5061 * try to find the first free
5064 if (unit_id == -1) {
5066 while (drive_get_index(type, bus_id, unit_id) != -1) {
5068 if (max_devs && unit_id >= max_devs) {
5069 unit_id -= max_devs;
5077 if (max_devs && unit_id >= max_devs) {
5078 fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n",
5079 str, unit_id, max_devs - 1);
5084 * ignore multiple definitions
5087 if (drive_get_index(type, bus_id, unit_id) != -1)
5092 if (type == IF_IDE || type == IF_SCSI)
5093 mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd";
5095 snprintf(buf, sizeof(buf), "%s%i%s%i",
5096 devname, bus_id, mediastr, unit_id);
5098 snprintf(buf, sizeof(buf), "%s%s%i",
5099 devname, mediastr, unit_id);
5100 bdrv = bdrv_new(buf);
5101 drives_table[nb_drives].bdrv = bdrv;
5102 drives_table[nb_drives].type = type;
5103 drives_table[nb_drives].bus = bus_id;
5104 drives_table[nb_drives].unit = unit_id;
5113 bdrv_set_geometry_hint(bdrv, cyls, heads, secs);
5114 bdrv_set_translation_hint(bdrv, translation);
5118 bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM);
5123 /* FIXME: This isn't really a floppy, but it's a reasonable
5126 bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY);
5134 if (bdrv_open(bdrv, file, snapshot ? BDRV_O_SNAPSHOT : 0) < 0 ||
5135 qemu_key_check(bdrv, file)) {
5136 fprintf(stderr, "qemu: could not open disk image %s\n",
5143 /***********************************************************/
5146 static USBPort *used_usb_ports;
5147 static USBPort *free_usb_ports;
5149 /* ??? Maybe change this to register a hub to keep track of the topology. */
5150 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
5151 usb_attachfn attach)
5153 port->opaque = opaque;
5154 port->index = index;
5155 port->attach = attach;
5156 port->next = free_usb_ports;
5157 free_usb_ports = port;
5160 static int usb_device_add(const char *devname)
5166 if (!free_usb_ports)
5169 if (strstart(devname, "host:", &p)) {
5170 dev = usb_host_device_open(p);
5171 } else if (!strcmp(devname, "mouse")) {
5172 dev = usb_mouse_init();
5173 } else if (!strcmp(devname, "tablet")) {
5174 dev = usb_tablet_init();
5175 } else if (!strcmp(devname, "keyboard")) {
5176 dev = usb_keyboard_init();
5177 } else if (strstart(devname, "disk:", &p)) {
5178 dev = usb_msd_init(p);
5179 } else if (!strcmp(devname, "wacom-tablet")) {
5180 dev = usb_wacom_init();
5187 /* Find a USB port to add the device to. */
5188 port = free_usb_ports;
5192 /* Create a new hub and chain it on. */
5193 free_usb_ports = NULL;
5194 port->next = used_usb_ports;
5195 used_usb_ports = port;
5197 hub = usb_hub_init(VM_USB_HUB_SIZE);
5198 usb_attach(port, hub);
5199 port = free_usb_ports;
5202 free_usb_ports = port->next;
5203 port->next = used_usb_ports;
5204 used_usb_ports = port;
5205 usb_attach(port, dev);
5209 static int usb_device_del(const char *devname)
5217 if (!used_usb_ports)
5220 p = strchr(devname, '.');
5223 bus_num = strtoul(devname, NULL, 0);
5224 addr = strtoul(p + 1, NULL, 0);
5228 lastp = &used_usb_ports;
5229 port = used_usb_ports;
5230 while (port && port->dev->addr != addr) {
5231 lastp = &port->next;
5239 *lastp = port->next;
5240 usb_attach(port, NULL);
5241 dev->handle_destroy(dev);
5242 port->next = free_usb_ports;
5243 free_usb_ports = port;
5247 void do_usb_add(const char *devname)
5250 ret = usb_device_add(devname);
5252 term_printf("Could not add USB device '%s'\n", devname);
5255 void do_usb_del(const char *devname)
5258 ret = usb_device_del(devname);
5260 term_printf("Could not remove USB device '%s'\n", devname);
5267 const char *speed_str;
5270 term_printf("USB support not enabled\n");
5274 for (port = used_usb_ports; port; port = port->next) {
5278 switch(dev->speed) {
5282 case USB_SPEED_FULL:
5285 case USB_SPEED_HIGH:
5292 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5293 0, dev->addr, speed_str, dev->devname);
5297 /***********************************************************/
5298 /* PCMCIA/Cardbus */
5300 static struct pcmcia_socket_entry_s {
5301 struct pcmcia_socket_s *socket;
5302 struct pcmcia_socket_entry_s *next;
5303 } *pcmcia_sockets = 0;
5305 void pcmcia_socket_register(struct pcmcia_socket_s *socket)
5307 struct pcmcia_socket_entry_s *entry;
5309 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
5310 entry->socket = socket;
5311 entry->next = pcmcia_sockets;
5312 pcmcia_sockets = entry;
5315 void pcmcia_socket_unregister(struct pcmcia_socket_s *socket)
5317 struct pcmcia_socket_entry_s *entry, **ptr;
5319 ptr = &pcmcia_sockets;
5320 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
5321 if (entry->socket == socket) {
5327 void pcmcia_info(void)
5329 struct pcmcia_socket_entry_s *iter;
5330 if (!pcmcia_sockets)
5331 term_printf("No PCMCIA sockets\n");
5333 for (iter = pcmcia_sockets; iter; iter = iter->next)
5334 term_printf("%s: %s\n", iter->socket->slot_string,
5335 iter->socket->attached ? iter->socket->card_string :
5339 /***********************************************************/
5342 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
5346 static void dumb_resize(DisplayState *ds, int w, int h)
5350 static void dumb_refresh(DisplayState *ds)
5352 #if defined(CONFIG_SDL)
5357 static void dumb_display_init(DisplayState *ds)
5362 ds->dpy_update = dumb_update;
5363 ds->dpy_resize = dumb_resize;
5364 ds->dpy_refresh = dumb_refresh;
5367 /***********************************************************/
5370 #define MAX_IO_HANDLERS 64
5372 typedef struct IOHandlerRecord {
5374 IOCanRWHandler *fd_read_poll;
5376 IOHandler *fd_write;
5379 /* temporary data */
5381 struct IOHandlerRecord *next;
5384 static IOHandlerRecord *first_io_handler;
5386 /* XXX: fd_read_poll should be suppressed, but an API change is
5387 necessary in the character devices to suppress fd_can_read(). */
5388 int qemu_set_fd_handler2(int fd,
5389 IOCanRWHandler *fd_read_poll,
5391 IOHandler *fd_write,
5394 IOHandlerRecord **pioh, *ioh;
5396 if (!fd_read && !fd_write) {
5397 pioh = &first_io_handler;
5402 if (ioh->fd == fd) {
5409 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
5413 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
5416 ioh->next = first_io_handler;
5417 first_io_handler = ioh;
5420 ioh->fd_read_poll = fd_read_poll;
5421 ioh->fd_read = fd_read;
5422 ioh->fd_write = fd_write;
5423 ioh->opaque = opaque;
5429 int qemu_set_fd_handler(int fd,
5431 IOHandler *fd_write,
5434 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
5437 /***********************************************************/
5438 /* Polling handling */
5440 typedef struct PollingEntry {
5443 struct PollingEntry *next;
5446 static PollingEntry *first_polling_entry;
5448 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
5450 PollingEntry **ppe, *pe;
5451 pe = qemu_mallocz(sizeof(PollingEntry));
5455 pe->opaque = opaque;
5456 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
5461 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
5463 PollingEntry **ppe, *pe;
5464 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
5466 if (pe->func == func && pe->opaque == opaque) {
5475 /***********************************************************/
5476 /* Wait objects support */
5477 typedef struct WaitObjects {
5479 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
5480 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
5481 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
5484 static WaitObjects wait_objects = {0};
5486 int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5488 WaitObjects *w = &wait_objects;
5490 if (w->num >= MAXIMUM_WAIT_OBJECTS)
5492 w->events[w->num] = handle;
5493 w->func[w->num] = func;
5494 w->opaque[w->num] = opaque;
5499 void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
5502 WaitObjects *w = &wait_objects;
5505 for (i = 0; i < w->num; i++) {
5506 if (w->events[i] == handle)
5509 w->events[i] = w->events[i + 1];
5510 w->func[i] = w->func[i + 1];
5511 w->opaque[i] = w->opaque[i + 1];
5519 /***********************************************************/
5520 /* savevm/loadvm support */
5522 #define IO_BUF_SIZE 32768
5526 BlockDriverState *bs;
5529 int64_t base_offset;
5530 int64_t buf_offset; /* start of buffer when writing, end of buffer
5533 int buf_size; /* 0 when writing */
5534 uint8_t buf[IO_BUF_SIZE];
5537 QEMUFile *qemu_fopen(const char *filename, const char *mode)
5541 f = qemu_mallocz(sizeof(QEMUFile));
5544 if (!strcmp(mode, "wb")) {
5546 } else if (!strcmp(mode, "rb")) {
5551 f->outfile = fopen(filename, mode);
5563 static QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
5567 f = qemu_mallocz(sizeof(QEMUFile));
5572 f->is_writable = is_writable;
5573 f->base_offset = offset;
5577 void qemu_fflush(QEMUFile *f)
5579 if (!f->is_writable)
5581 if (f->buf_index > 0) {
5583 fseek(f->outfile, f->buf_offset, SEEK_SET);
5584 fwrite(f->buf, 1, f->buf_index, f->outfile);
5586 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
5587 f->buf, f->buf_index);
5589 f->buf_offset += f->buf_index;
5594 static void qemu_fill_buffer(QEMUFile *f)
5601 fseek(f->outfile, f->buf_offset, SEEK_SET);
5602 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
5606 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
5607 f->buf, IO_BUF_SIZE);
5613 f->buf_offset += len;
5616 void qemu_fclose(QEMUFile *f)
5626 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
5630 l = IO_BUF_SIZE - f->buf_index;
5633 memcpy(f->buf + f->buf_index, buf, l);
5637 if (f->buf_index >= IO_BUF_SIZE)
5642 void qemu_put_byte(QEMUFile *f, int v)
5644 f->buf[f->buf_index++] = v;
5645 if (f->buf_index >= IO_BUF_SIZE)
5649 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
5655 l = f->buf_size - f->buf_index;
5657 qemu_fill_buffer(f);
5658 l = f->buf_size - f->buf_index;
5664 memcpy(buf, f->buf + f->buf_index, l);
5669 return size1 - size;
5672 int qemu_get_byte(QEMUFile *f)
5674 if (f->buf_index >= f->buf_size) {
5675 qemu_fill_buffer(f);
5676 if (f->buf_index >= f->buf_size)
5679 return f->buf[f->buf_index++];
5682 int64_t qemu_ftell(QEMUFile *f)
5684 return f->buf_offset - f->buf_size + f->buf_index;
5687 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
5689 if (whence == SEEK_SET) {
5691 } else if (whence == SEEK_CUR) {
5692 pos += qemu_ftell(f);
5694 /* SEEK_END not supported */
5697 if (f->is_writable) {
5699 f->buf_offset = pos;
5701 f->buf_offset = pos;
5708 void qemu_put_be16(QEMUFile *f, unsigned int v)
5710 qemu_put_byte(f, v >> 8);
5711 qemu_put_byte(f, v);
5714 void qemu_put_be32(QEMUFile *f, unsigned int v)
5716 qemu_put_byte(f, v >> 24);
5717 qemu_put_byte(f, v >> 16);
5718 qemu_put_byte(f, v >> 8);
5719 qemu_put_byte(f, v);
5722 void qemu_put_be64(QEMUFile *f, uint64_t v)
5724 qemu_put_be32(f, v >> 32);
5725 qemu_put_be32(f, v);
5728 unsigned int qemu_get_be16(QEMUFile *f)
5731 v = qemu_get_byte(f) << 8;
5732 v |= qemu_get_byte(f);
5736 unsigned int qemu_get_be32(QEMUFile *f)
5739 v = qemu_get_byte(f) << 24;
5740 v |= qemu_get_byte(f) << 16;
5741 v |= qemu_get_byte(f) << 8;
5742 v |= qemu_get_byte(f);
5746 uint64_t qemu_get_be64(QEMUFile *f)
5749 v = (uint64_t)qemu_get_be32(f) << 32;
5750 v |= qemu_get_be32(f);
5754 typedef struct SaveStateEntry {
5758 SaveStateHandler *save_state;
5759 LoadStateHandler *load_state;
5761 struct SaveStateEntry *next;
5764 static SaveStateEntry *first_se;
5766 int register_savevm(const char *idstr,
5769 SaveStateHandler *save_state,
5770 LoadStateHandler *load_state,
5773 SaveStateEntry *se, **pse;
5775 se = qemu_malloc(sizeof(SaveStateEntry));
5778 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
5779 se->instance_id = instance_id;
5780 se->version_id = version_id;
5781 se->save_state = save_state;
5782 se->load_state = load_state;
5783 se->opaque = opaque;
5786 /* add at the end of list */
5788 while (*pse != NULL)
5789 pse = &(*pse)->next;
5794 #define QEMU_VM_FILE_MAGIC 0x5145564d
5795 #define QEMU_VM_FILE_VERSION 0x00000002
5797 static int qemu_savevm_state(QEMUFile *f)
5801 int64_t cur_pos, len_pos, total_len_pos;
5803 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
5804 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
5805 total_len_pos = qemu_ftell(f);
5806 qemu_put_be64(f, 0); /* total size */
5808 for(se = first_se; se != NULL; se = se->next) {
5810 len = strlen(se->idstr);
5811 qemu_put_byte(f, len);
5812 qemu_put_buffer(f, (uint8_t *)se->idstr, len);
5814 qemu_put_be32(f, se->instance_id);
5815 qemu_put_be32(f, se->version_id);
5817 /* record size: filled later */
5818 len_pos = qemu_ftell(f);
5819 qemu_put_be32(f, 0);
5820 se->save_state(f, se->opaque);
5822 /* fill record size */
5823 cur_pos = qemu_ftell(f);
5824 len = cur_pos - len_pos - 4;
5825 qemu_fseek(f, len_pos, SEEK_SET);
5826 qemu_put_be32(f, len);
5827 qemu_fseek(f, cur_pos, SEEK_SET);
5829 cur_pos = qemu_ftell(f);
5830 qemu_fseek(f, total_len_pos, SEEK_SET);
5831 qemu_put_be64(f, cur_pos - total_len_pos - 8);
5832 qemu_fseek(f, cur_pos, SEEK_SET);
5838 static SaveStateEntry *find_se(const char *idstr, int instance_id)
5842 for(se = first_se; se != NULL; se = se->next) {
5843 if (!strcmp(se->idstr, idstr) &&
5844 instance_id == se->instance_id)
5850 static int qemu_loadvm_state(QEMUFile *f)
5853 int len, ret, instance_id, record_len, version_id;
5854 int64_t total_len, end_pos, cur_pos;
5858 v = qemu_get_be32(f);
5859 if (v != QEMU_VM_FILE_MAGIC)
5861 v = qemu_get_be32(f);
5862 if (v != QEMU_VM_FILE_VERSION) {
5867 total_len = qemu_get_be64(f);
5868 end_pos = total_len + qemu_ftell(f);
5870 if (qemu_ftell(f) >= end_pos)
5872 len = qemu_get_byte(f);
5873 qemu_get_buffer(f, (uint8_t *)idstr, len);
5875 instance_id = qemu_get_be32(f);
5876 version_id = qemu_get_be32(f);
5877 record_len = qemu_get_be32(f);
5879 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5880 idstr, instance_id, version_id, record_len);
5882 cur_pos = qemu_ftell(f);
5883 se = find_se(idstr, instance_id);
5885 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5886 instance_id, idstr);
5888 ret = se->load_state(f, se->opaque, version_id);
5890 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5891 instance_id, idstr);
5894 /* always seek to exact end of record */
5895 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
5902 /* device can contain snapshots */
5903 static int bdrv_can_snapshot(BlockDriverState *bs)
5906 !bdrv_is_removable(bs) &&
5907 !bdrv_is_read_only(bs));
5910 /* device must be snapshots in order to have a reliable snapshot */
5911 static int bdrv_has_snapshot(BlockDriverState *bs)
5914 !bdrv_is_removable(bs) &&
5915 !bdrv_is_read_only(bs));
5918 static BlockDriverState *get_bs_snapshots(void)
5920 BlockDriverState *bs;
5924 return bs_snapshots;
5925 for(i = 0; i <= nb_drives; i++) {
5926 bs = drives_table[i].bdrv;
5927 if (bdrv_can_snapshot(bs))
5936 static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5939 QEMUSnapshotInfo *sn_tab, *sn;
5943 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5946 for(i = 0; i < nb_sns; i++) {
5948 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5958 void do_savevm(const char *name)
5960 BlockDriverState *bs, *bs1;
5961 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5962 int must_delete, ret, i;
5963 BlockDriverInfo bdi1, *bdi = &bdi1;
5965 int saved_vm_running;
5972 bs = get_bs_snapshots();
5974 term_printf("No block device can accept snapshots\n");
5978 /* ??? Should this occur after vm_stop? */
5981 saved_vm_running = vm_running;
5986 ret = bdrv_snapshot_find(bs, old_sn, name);
5991 memset(sn, 0, sizeof(*sn));
5993 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5994 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5997 pstrcpy(sn->name, sizeof(sn->name), name);
6000 /* fill auxiliary fields */
6003 sn->date_sec = tb.time;
6004 sn->date_nsec = tb.millitm * 1000000;
6006 gettimeofday(&tv, NULL);
6007 sn->date_sec = tv.tv_sec;
6008 sn->date_nsec = tv.tv_usec * 1000;
6010 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
6012 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
6013 term_printf("Device %s does not support VM state snapshots\n",
6014 bdrv_get_device_name(bs));
6018 /* save the VM state */
6019 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
6021 term_printf("Could not open VM state file\n");
6024 ret = qemu_savevm_state(f);
6025 sn->vm_state_size = qemu_ftell(f);
6028 term_printf("Error %d while writing VM\n", ret);
6032 /* create the snapshots */
6034 for(i = 0; i < nb_drives; i++) {
6035 bs1 = drives_table[i].bdrv;
6036 if (bdrv_has_snapshot(bs1)) {
6038 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
6040 term_printf("Error while deleting snapshot on '%s'\n",
6041 bdrv_get_device_name(bs1));
6044 ret = bdrv_snapshot_create(bs1, sn);
6046 term_printf("Error while creating snapshot on '%s'\n",
6047 bdrv_get_device_name(bs1));
6053 if (saved_vm_running)
6057 void do_loadvm(const char *name)
6059 BlockDriverState *bs, *bs1;
6060 BlockDriverInfo bdi1, *bdi = &bdi1;
6063 int saved_vm_running;
6065 bs = get_bs_snapshots();
6067 term_printf("No block device supports snapshots\n");
6071 /* Flush all IO requests so they don't interfere with the new state. */
6074 saved_vm_running = vm_running;
6077 for(i = 0; i <= nb_drives; i++) {
6078 bs1 = drives_table[i].bdrv;
6079 if (bdrv_has_snapshot(bs1)) {
6080 ret = bdrv_snapshot_goto(bs1, name);
6083 term_printf("Warning: ");
6086 term_printf("Snapshots not supported on device '%s'\n",
6087 bdrv_get_device_name(bs1));
6090 term_printf("Could not find snapshot '%s' on device '%s'\n",
6091 name, bdrv_get_device_name(bs1));
6094 term_printf("Error %d while activating snapshot on '%s'\n",
6095 ret, bdrv_get_device_name(bs1));
6098 /* fatal on snapshot block device */
6105 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
6106 term_printf("Device %s does not support VM state snapshots\n",
6107 bdrv_get_device_name(bs));
6111 /* restore the VM state */
6112 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
6114 term_printf("Could not open VM state file\n");
6117 ret = qemu_loadvm_state(f);
6120 term_printf("Error %d while loading VM state\n", ret);
6123 if (saved_vm_running)
6127 void do_delvm(const char *name)
6129 BlockDriverState *bs, *bs1;
6132 bs = get_bs_snapshots();
6134 term_printf("No block device supports snapshots\n");
6138 for(i = 0; i <= nb_drives; i++) {
6139 bs1 = drives_table[i].bdrv;
6140 if (bdrv_has_snapshot(bs1)) {
6141 ret = bdrv_snapshot_delete(bs1, name);
6143 if (ret == -ENOTSUP)
6144 term_printf("Snapshots not supported on device '%s'\n",
6145 bdrv_get_device_name(bs1));
6147 term_printf("Error %d while deleting snapshot on '%s'\n",
6148 ret, bdrv_get_device_name(bs1));
6154 void do_info_snapshots(void)
6156 BlockDriverState *bs, *bs1;
6157 QEMUSnapshotInfo *sn_tab, *sn;
6161 bs = get_bs_snapshots();
6163 term_printf("No available block device supports snapshots\n");
6166 term_printf("Snapshot devices:");
6167 for(i = 0; i <= nb_drives; i++) {
6168 bs1 = drives_table[i].bdrv;
6169 if (bdrv_has_snapshot(bs1)) {
6171 term_printf(" %s", bdrv_get_device_name(bs1));
6176 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
6178 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
6181 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
6182 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
6183 for(i = 0; i < nb_sns; i++) {
6185 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
6190 /***********************************************************/
6191 /* cpu save/restore */
6193 #if defined(TARGET_I386)
6195 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
6197 qemu_put_be32(f, dt->selector);
6198 qemu_put_betl(f, dt->base);
6199 qemu_put_be32(f, dt->limit);
6200 qemu_put_be32(f, dt->flags);
6203 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
6205 dt->selector = qemu_get_be32(f);
6206 dt->base = qemu_get_betl(f);
6207 dt->limit = qemu_get_be32(f);
6208 dt->flags = qemu_get_be32(f);
6211 void cpu_save(QEMUFile *f, void *opaque)
6213 CPUState *env = opaque;
6214 uint16_t fptag, fpus, fpuc, fpregs_format;
6218 for(i = 0; i < CPU_NB_REGS; i++)
6219 qemu_put_betls(f, &env->regs[i]);
6220 qemu_put_betls(f, &env->eip);
6221 qemu_put_betls(f, &env->eflags);
6222 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
6223 qemu_put_be32s(f, &hflags);
6227 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
6229 for(i = 0; i < 8; i++) {
6230 fptag |= ((!env->fptags[i]) << i);
6233 qemu_put_be16s(f, &fpuc);
6234 qemu_put_be16s(f, &fpus);
6235 qemu_put_be16s(f, &fptag);
6237 #ifdef USE_X86LDOUBLE
6242 qemu_put_be16s(f, &fpregs_format);
6244 for(i = 0; i < 8; i++) {
6245 #ifdef USE_X86LDOUBLE
6249 /* we save the real CPU data (in case of MMX usage only 'mant'
6250 contains the MMX register */
6251 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
6252 qemu_put_be64(f, mant);
6253 qemu_put_be16(f, exp);
6256 /* if we use doubles for float emulation, we save the doubles to
6257 avoid losing information in case of MMX usage. It can give
6258 problems if the image is restored on a CPU where long
6259 doubles are used instead. */
6260 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
6264 for(i = 0; i < 6; i++)
6265 cpu_put_seg(f, &env->segs[i]);
6266 cpu_put_seg(f, &env->ldt);
6267 cpu_put_seg(f, &env->tr);
6268 cpu_put_seg(f, &env->gdt);
6269 cpu_put_seg(f, &env->idt);
6271 qemu_put_be32s(f, &env->sysenter_cs);
6272 qemu_put_be32s(f, &env->sysenter_esp);
6273 qemu_put_be32s(f, &env->sysenter_eip);
6275 qemu_put_betls(f, &env->cr[0]);
6276 qemu_put_betls(f, &env->cr[2]);
6277 qemu_put_betls(f, &env->cr[3]);
6278 qemu_put_betls(f, &env->cr[4]);
6280 for(i = 0; i < 8; i++)
6281 qemu_put_betls(f, &env->dr[i]);
6284 qemu_put_be32s(f, &env->a20_mask);
6287 qemu_put_be32s(f, &env->mxcsr);
6288 for(i = 0; i < CPU_NB_REGS; i++) {
6289 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
6290 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
6293 #ifdef TARGET_X86_64
6294 qemu_put_be64s(f, &env->efer);
6295 qemu_put_be64s(f, &env->star);
6296 qemu_put_be64s(f, &env->lstar);
6297 qemu_put_be64s(f, &env->cstar);
6298 qemu_put_be64s(f, &env->fmask);
6299 qemu_put_be64s(f, &env->kernelgsbase);
6301 qemu_put_be32s(f, &env->smbase);
6304 #ifdef USE_X86LDOUBLE
6305 /* XXX: add that in a FPU generic layer */
6306 union x86_longdouble {
6311 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6312 #define EXPBIAS1 1023
6313 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6314 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6316 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
6320 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
6321 /* exponent + sign */
6322 e = EXPD1(temp) - EXPBIAS1 + 16383;
6323 e |= SIGND1(temp) >> 16;
6328 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6330 CPUState *env = opaque;
6333 uint16_t fpus, fpuc, fptag, fpregs_format;
6335 if (version_id != 3 && version_id != 4)
6337 for(i = 0; i < CPU_NB_REGS; i++)
6338 qemu_get_betls(f, &env->regs[i]);
6339 qemu_get_betls(f, &env->eip);
6340 qemu_get_betls(f, &env->eflags);
6341 qemu_get_be32s(f, &hflags);
6343 qemu_get_be16s(f, &fpuc);
6344 qemu_get_be16s(f, &fpus);
6345 qemu_get_be16s(f, &fptag);
6346 qemu_get_be16s(f, &fpregs_format);
6348 /* NOTE: we cannot always restore the FPU state if the image come
6349 from a host with a different 'USE_X86LDOUBLE' define. We guess
6350 if we are in an MMX state to restore correctly in that case. */
6351 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
6352 for(i = 0; i < 8; i++) {
6356 switch(fpregs_format) {
6358 mant = qemu_get_be64(f);
6359 exp = qemu_get_be16(f);
6360 #ifdef USE_X86LDOUBLE
6361 env->fpregs[i].d = cpu_set_fp80(mant, exp);
6363 /* difficult case */
6365 env->fpregs[i].mmx.MMX_Q(0) = mant;
6367 env->fpregs[i].d = cpu_set_fp80(mant, exp);
6371 mant = qemu_get_be64(f);
6372 #ifdef USE_X86LDOUBLE
6374 union x86_longdouble *p;
6375 /* difficult case */
6376 p = (void *)&env->fpregs[i];
6381 fp64_to_fp80(p, mant);
6385 env->fpregs[i].mmx.MMX_Q(0) = mant;
6394 /* XXX: restore FPU round state */
6395 env->fpstt = (fpus >> 11) & 7;
6396 env->fpus = fpus & ~0x3800;
6398 for(i = 0; i < 8; i++) {
6399 env->fptags[i] = (fptag >> i) & 1;
6402 for(i = 0; i < 6; i++)
6403 cpu_get_seg(f, &env->segs[i]);
6404 cpu_get_seg(f, &env->ldt);
6405 cpu_get_seg(f, &env->tr);
6406 cpu_get_seg(f, &env->gdt);
6407 cpu_get_seg(f, &env->idt);
6409 qemu_get_be32s(f, &env->sysenter_cs);
6410 qemu_get_be32s(f, &env->sysenter_esp);
6411 qemu_get_be32s(f, &env->sysenter_eip);
6413 qemu_get_betls(f, &env->cr[0]);
6414 qemu_get_betls(f, &env->cr[2]);
6415 qemu_get_betls(f, &env->cr[3]);
6416 qemu_get_betls(f, &env->cr[4]);
6418 for(i = 0; i < 8; i++)
6419 qemu_get_betls(f, &env->dr[i]);
6422 qemu_get_be32s(f, &env->a20_mask);
6424 qemu_get_be32s(f, &env->mxcsr);
6425 for(i = 0; i < CPU_NB_REGS; i++) {
6426 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
6427 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
6430 #ifdef TARGET_X86_64
6431 qemu_get_be64s(f, &env->efer);
6432 qemu_get_be64s(f, &env->star);
6433 qemu_get_be64s(f, &env->lstar);
6434 qemu_get_be64s(f, &env->cstar);
6435 qemu_get_be64s(f, &env->fmask);
6436 qemu_get_be64s(f, &env->kernelgsbase);
6438 if (version_id >= 4)
6439 qemu_get_be32s(f, &env->smbase);
6441 /* XXX: compute hflags from scratch, except for CPL and IIF */
6442 env->hflags = hflags;
6447 #elif defined(TARGET_PPC)
6448 void cpu_save(QEMUFile *f, void *opaque)
6452 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6457 #elif defined(TARGET_MIPS)
6458 void cpu_save(QEMUFile *f, void *opaque)
6462 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6467 #elif defined(TARGET_SPARC)
6468 void cpu_save(QEMUFile *f, void *opaque)
6470 CPUState *env = opaque;
6474 for(i = 0; i < 8; i++)
6475 qemu_put_betls(f, &env->gregs[i]);
6476 for(i = 0; i < NWINDOWS * 16; i++)
6477 qemu_put_betls(f, &env->regbase[i]);
6480 for(i = 0; i < TARGET_FPREGS; i++) {
6486 qemu_put_be32(f, u.i);
6489 qemu_put_betls(f, &env->pc);
6490 qemu_put_betls(f, &env->npc);
6491 qemu_put_betls(f, &env->y);
6493 qemu_put_be32(f, tmp);
6494 qemu_put_betls(f, &env->fsr);
6495 qemu_put_betls(f, &env->tbr);
6496 #ifndef TARGET_SPARC64
6497 qemu_put_be32s(f, &env->wim);
6499 for(i = 0; i < 16; i++)
6500 qemu_put_be32s(f, &env->mmuregs[i]);
6504 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6506 CPUState *env = opaque;
6510 for(i = 0; i < 8; i++)
6511 qemu_get_betls(f, &env->gregs[i]);
6512 for(i = 0; i < NWINDOWS * 16; i++)
6513 qemu_get_betls(f, &env->regbase[i]);
6516 for(i = 0; i < TARGET_FPREGS; i++) {
6521 u.i = qemu_get_be32(f);
6525 qemu_get_betls(f, &env->pc);
6526 qemu_get_betls(f, &env->npc);
6527 qemu_get_betls(f, &env->y);
6528 tmp = qemu_get_be32(f);
6529 env->cwp = 0; /* needed to ensure that the wrapping registers are
6530 correctly updated */
6532 qemu_get_betls(f, &env->fsr);
6533 qemu_get_betls(f, &env->tbr);
6534 #ifndef TARGET_SPARC64
6535 qemu_get_be32s(f, &env->wim);
6537 for(i = 0; i < 16; i++)
6538 qemu_get_be32s(f, &env->mmuregs[i]);
6544 #elif defined(TARGET_ARM)
6546 void cpu_save(QEMUFile *f, void *opaque)
6549 CPUARMState *env = (CPUARMState *)opaque;
6551 for (i = 0; i < 16; i++) {
6552 qemu_put_be32(f, env->regs[i]);
6554 qemu_put_be32(f, cpsr_read(env));
6555 qemu_put_be32(f, env->spsr);
6556 for (i = 0; i < 6; i++) {
6557 qemu_put_be32(f, env->banked_spsr[i]);
6558 qemu_put_be32(f, env->banked_r13[i]);
6559 qemu_put_be32(f, env->banked_r14[i]);
6561 for (i = 0; i < 5; i++) {
6562 qemu_put_be32(f, env->usr_regs[i]);
6563 qemu_put_be32(f, env->fiq_regs[i]);
6565 qemu_put_be32(f, env->cp15.c0_cpuid);
6566 qemu_put_be32(f, env->cp15.c0_cachetype);
6567 qemu_put_be32(f, env->cp15.c1_sys);
6568 qemu_put_be32(f, env->cp15.c1_coproc);
6569 qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
6570 qemu_put_be32(f, env->cp15.c2_base0);
6571 qemu_put_be32(f, env->cp15.c2_base1);
6572 qemu_put_be32(f, env->cp15.c2_mask);
6573 qemu_put_be32(f, env->cp15.c2_data);
6574 qemu_put_be32(f, env->cp15.c2_insn);
6575 qemu_put_be32(f, env->cp15.c3);
6576 qemu_put_be32(f, env->cp15.c5_insn);
6577 qemu_put_be32(f, env->cp15.c5_data);
6578 for (i = 0; i < 8; i++) {
6579 qemu_put_be32(f, env->cp15.c6_region[i]);
6581 qemu_put_be32(f, env->cp15.c6_insn);
6582 qemu_put_be32(f, env->cp15.c6_data);
6583 qemu_put_be32(f, env->cp15.c9_insn);
6584 qemu_put_be32(f, env->cp15.c9_data);
6585 qemu_put_be32(f, env->cp15.c13_fcse);
6586 qemu_put_be32(f, env->cp15.c13_context);
6587 qemu_put_be32(f, env->cp15.c13_tls1);
6588 qemu_put_be32(f, env->cp15.c13_tls2);
6589 qemu_put_be32(f, env->cp15.c13_tls3);
6590 qemu_put_be32(f, env->cp15.c15_cpar);
6592 qemu_put_be32(f, env->features);
6594 if (arm_feature(env, ARM_FEATURE_VFP)) {
6595 for (i = 0; i < 16; i++) {
6597 u.d = env->vfp.regs[i];
6598 qemu_put_be32(f, u.l.upper);
6599 qemu_put_be32(f, u.l.lower);
6601 for (i = 0; i < 16; i++) {
6602 qemu_put_be32(f, env->vfp.xregs[i]);
6605 /* TODO: Should use proper FPSCR access functions. */
6606 qemu_put_be32(f, env->vfp.vec_len);
6607 qemu_put_be32(f, env->vfp.vec_stride);
6609 if (arm_feature(env, ARM_FEATURE_VFP3)) {
6610 for (i = 16; i < 32; i++) {
6612 u.d = env->vfp.regs[i];
6613 qemu_put_be32(f, u.l.upper);
6614 qemu_put_be32(f, u.l.lower);
6619 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6620 for (i = 0; i < 16; i++) {
6621 qemu_put_be64(f, env->iwmmxt.regs[i]);
6623 for (i = 0; i < 16; i++) {
6624 qemu_put_be32(f, env->iwmmxt.cregs[i]);
6628 if (arm_feature(env, ARM_FEATURE_M)) {
6629 qemu_put_be32(f, env->v7m.other_sp);
6630 qemu_put_be32(f, env->v7m.vecbase);
6631 qemu_put_be32(f, env->v7m.basepri);
6632 qemu_put_be32(f, env->v7m.control);
6633 qemu_put_be32(f, env->v7m.current_sp);
6634 qemu_put_be32(f, env->v7m.exception);
6638 int cpu_load(QEMUFile *f, void *opaque, int version_id)
6640 CPUARMState *env = (CPUARMState *)opaque;
6643 if (version_id != ARM_CPU_SAVE_VERSION)
6646 for (i = 0; i < 16; i++) {
6647 env->regs[i] = qemu_get_be32(f);
6649 cpsr_write(env, qemu_get_be32(f), 0xffffffff);
6650 env->spsr = qemu_get_be32(f);
6651 for (i = 0; i < 6; i++) {
6652 env->banked_spsr[i] = qemu_get_be32(f);
6653 env->banked_r13[i] = qemu_get_be32(f);
6654 env->banked_r14[i] = qemu_get_be32(f);
6656 for (i = 0; i < 5; i++) {
6657 env->usr_regs[i] = qemu_get_be32(f);
6658 env->fiq_regs[i] = qemu_get_be32(f);
6660 env->cp15.c0_cpuid = qemu_get_be32(f);
6661 env->cp15.c0_cachetype = qemu_get_be32(f);
6662 env->cp15.c1_sys = qemu_get_be32(f);
6663 env->cp15.c1_coproc = qemu_get_be32(f);
6664 env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
6665 env->cp15.c2_base0 = qemu_get_be32(f);
6666 env->cp15.c2_base1 = qemu_get_be32(f);
6667 env->cp15.c2_mask = qemu_get_be32(f);
6668 env->cp15.c2_data = qemu_get_be32(f);
6669 env->cp15.c2_insn = qemu_get_be32(f);
6670 env->cp15.c3 = qemu_get_be32(f);
6671 env->cp15.c5_insn = qemu_get_be32(f);
6672 env->cp15.c5_data = qemu_get_be32(f);
6673 for (i = 0; i < 8; i++) {
6674 env->cp15.c6_region[i] = qemu_get_be32(f);
6676 env->cp15.c6_insn = qemu_get_be32(f);
6677 env->cp15.c6_data = qemu_get_be32(f);
6678 env->cp15.c9_insn = qemu_get_be32(f);
6679 env->cp15.c9_data = qemu_get_be32(f);
6680 env->cp15.c13_fcse = qemu_get_be32(f);
6681 env->cp15.c13_context = qemu_get_be32(f);
6682 env->cp15.c13_tls1 = qemu_get_be32(f);
6683 env->cp15.c13_tls2 = qemu_get_be32(f);
6684 env->cp15.c13_tls3 = qemu_get_be32(f);
6685 env->cp15.c15_cpar = qemu_get_be32(f);
6687 env->features = qemu_get_be32(f);
6689 if (arm_feature(env, ARM_FEATURE_VFP)) {
6690 for (i = 0; i < 16; i++) {
6692 u.l.upper = qemu_get_be32(f);
6693 u.l.lower = qemu_get_be32(f);
6694 env->vfp.regs[i] = u.d;
6696 for (i = 0; i < 16; i++) {
6697 env->vfp.xregs[i] = qemu_get_be32(f);
6700 /* TODO: Should use proper FPSCR access functions. */
6701 env->vfp.vec_len = qemu_get_be32(f);
6702 env->vfp.vec_stride = qemu_get_be32(f);
6704 if (arm_feature(env, ARM_FEATURE_VFP3)) {
6705 for (i = 0; i < 16; i++) {
6707 u.l.upper = qemu_get_be32(f);
6708 u.l.lower = qemu_get_be32(f);
6709 env->vfp.regs[i] = u.d;
6714 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
6715 for (i = 0; i < 16; i++) {
6716 env->iwmmxt.regs[i] = qemu_get_be64(f);
6718 for (i = 0; i < 16; i++) {
6719 env->iwmmxt.cregs[i] = qemu_get_be32(f);
6723 if (arm_feature(env, ARM_FEATURE_M)) {
6724 env->v7m.other_sp = qemu_get_be32(f);
6725 env->v7m.vecbase = qemu_get_be32(f);
6726 env->v7m.basepri = qemu_get_be32(f);
6727 env->v7m.control = qemu_get_be32(f);
6728 env->v7m.current_sp = qemu_get_be32(f);
6729 env->v7m.exception = qemu_get_be32(f);
6737 //#warning No CPU save/restore functions
6741 /***********************************************************/
6742 /* ram save/restore */
6744 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
6748 v = qemu_get_byte(f);
6751 if (qemu_get_buffer(f, buf, len) != len)
6755 v = qemu_get_byte(f);
6756 memset(buf, v, len);
6764 static int ram_load_v1(QEMUFile *f, void *opaque)
6768 if (qemu_get_be32(f) != phys_ram_size)
6770 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
6771 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
6778 #define BDRV_HASH_BLOCK_SIZE 1024
6779 #define IOBUF_SIZE 4096
6780 #define RAM_CBLOCK_MAGIC 0xfabe
6782 typedef struct RamCompressState {
6785 uint8_t buf[IOBUF_SIZE];
6788 static int ram_compress_open(RamCompressState *s, QEMUFile *f)
6791 memset(s, 0, sizeof(*s));
6793 ret = deflateInit2(&s->zstream, 1,
6795 9, Z_DEFAULT_STRATEGY);
6798 s->zstream.avail_out = IOBUF_SIZE;
6799 s->zstream.next_out = s->buf;
6803 static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
6805 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
6806 qemu_put_be16(s->f, len);
6807 qemu_put_buffer(s->f, buf, len);
6810 static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
6814 s->zstream.avail_in = len;
6815 s->zstream.next_in = (uint8_t *)buf;
6816 while (s->zstream.avail_in > 0) {
6817 ret = deflate(&s->zstream, Z_NO_FLUSH);
6820 if (s->zstream.avail_out == 0) {
6821 ram_put_cblock(s, s->buf, IOBUF_SIZE);
6822 s->zstream.avail_out = IOBUF_SIZE;
6823 s->zstream.next_out = s->buf;
6829 static void ram_compress_close(RamCompressState *s)
6833 /* compress last bytes */
6835 ret = deflate(&s->zstream, Z_FINISH);
6836 if (ret == Z_OK || ret == Z_STREAM_END) {
6837 len = IOBUF_SIZE - s->zstream.avail_out;
6839 ram_put_cblock(s, s->buf, len);
6841 s->zstream.avail_out = IOBUF_SIZE;
6842 s->zstream.next_out = s->buf;
6843 if (ret == Z_STREAM_END)
6850 deflateEnd(&s->zstream);
6853 typedef struct RamDecompressState {
6856 uint8_t buf[IOBUF_SIZE];
6857 } RamDecompressState;
6859 static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
6862 memset(s, 0, sizeof(*s));
6864 ret = inflateInit(&s->zstream);
6870 static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
6874 s->zstream.avail_out = len;
6875 s->zstream.next_out = buf;
6876 while (s->zstream.avail_out > 0) {
6877 if (s->zstream.avail_in == 0) {
6878 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
6880 clen = qemu_get_be16(s->f);
6881 if (clen > IOBUF_SIZE)
6883 qemu_get_buffer(s->f, s->buf, clen);
6884 s->zstream.avail_in = clen;
6885 s->zstream.next_in = s->buf;
6887 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
6888 if (ret != Z_OK && ret != Z_STREAM_END) {
6895 static void ram_decompress_close(RamDecompressState *s)
6897 inflateEnd(&s->zstream);
6900 static void ram_save(QEMUFile *f, void *opaque)
6903 RamCompressState s1, *s = &s1;
6906 qemu_put_be32(f, phys_ram_size);
6907 if (ram_compress_open(s, f) < 0)
6909 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6911 if (tight_savevm_enabled) {
6915 /* find if the memory block is available on a virtual
6918 for(j = 0; j < nb_drives; j++) {
6919 sector_num = bdrv_hash_find(drives_table[j].bdrv,
6921 BDRV_HASH_BLOCK_SIZE);
6922 if (sector_num >= 0)
6926 goto normal_compress;
6929 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
6930 ram_compress_buf(s, buf, 10);
6936 ram_compress_buf(s, buf, 1);
6937 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6940 ram_compress_close(s);
6943 static int ram_load(QEMUFile *f, void *opaque, int version_id)
6945 RamDecompressState s1, *s = &s1;
6949 if (version_id == 1)
6950 return ram_load_v1(f, opaque);
6951 if (version_id != 2)
6953 if (qemu_get_be32(f) != phys_ram_size)
6955 if (ram_decompress_open(s, f) < 0)
6957 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6958 if (ram_decompress_buf(s, buf, 1) < 0) {
6959 fprintf(stderr, "Error while reading ram block header\n");
6963 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
6964 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
6973 ram_decompress_buf(s, buf + 1, 9);
6975 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
6976 if (bs_index >= nb_drives) {
6977 fprintf(stderr, "Invalid block device index %d\n", bs_index);
6980 if (bdrv_read(drives_table[bs_index].bdrv, sector_num,
6982 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
6983 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
6984 bs_index, sector_num);
6991 printf("Error block header\n");
6995 ram_decompress_close(s);
6999 /***********************************************************/
7000 /* bottom halves (can be seen as timers which expire ASAP) */
7009 static QEMUBH *first_bh = NULL;
7011 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
7014 bh = qemu_mallocz(sizeof(QEMUBH));
7018 bh->opaque = opaque;
7022 int qemu_bh_poll(void)
7041 void qemu_bh_schedule(QEMUBH *bh)
7043 CPUState *env = cpu_single_env;
7047 bh->next = first_bh;
7050 /* stop the currently executing CPU to execute the BH ASAP */
7052 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
7056 void qemu_bh_cancel(QEMUBH *bh)
7059 if (bh->scheduled) {
7062 pbh = &(*pbh)->next;
7068 void qemu_bh_delete(QEMUBH *bh)
7074 /***********************************************************/
7075 /* machine registration */
7077 QEMUMachine *first_machine = NULL;
7079 int qemu_register_machine(QEMUMachine *m)
7082 pm = &first_machine;
7090 static QEMUMachine *find_machine(const char *name)
7094 for(m = first_machine; m != NULL; m = m->next) {
7095 if (!strcmp(m->name, name))
7101 /***********************************************************/
7102 /* main execution loop */
7104 static void gui_update(void *opaque)
7106 DisplayState *ds = opaque;
7107 ds->dpy_refresh(ds);
7108 qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
7111 struct vm_change_state_entry {
7112 VMChangeStateHandler *cb;
7114 LIST_ENTRY (vm_change_state_entry) entries;
7117 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
7119 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
7122 VMChangeStateEntry *e;
7124 e = qemu_mallocz(sizeof (*e));
7130 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
7134 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
7136 LIST_REMOVE (e, entries);
7140 static void vm_state_notify(int running)
7142 VMChangeStateEntry *e;
7144 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
7145 e->cb(e->opaque, running);
7149 /* XXX: support several handlers */
7150 static VMStopHandler *vm_stop_cb;
7151 static void *vm_stop_opaque;
7153 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
7156 vm_stop_opaque = opaque;
7160 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
7171 qemu_rearm_alarm_timer(alarm_timer);
7175 void vm_stop(int reason)
7178 cpu_disable_ticks();
7182 vm_stop_cb(vm_stop_opaque, reason);
7189 /* reset/shutdown handler */
7191 typedef struct QEMUResetEntry {
7192 QEMUResetHandler *func;
7194 struct QEMUResetEntry *next;
7197 static QEMUResetEntry *first_reset_entry;
7198 static int reset_requested;
7199 static int shutdown_requested;
7200 static int powerdown_requested;
7202 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
7204 QEMUResetEntry **pre, *re;
7206 pre = &first_reset_entry;
7207 while (*pre != NULL)
7208 pre = &(*pre)->next;
7209 re = qemu_mallocz(sizeof(QEMUResetEntry));
7211 re->opaque = opaque;
7216 static void qemu_system_reset(void)
7220 /* reset all devices */
7221 for(re = first_reset_entry; re != NULL; re = re->next) {
7222 re->func(re->opaque);
7226 void qemu_system_reset_request(void)
7229 shutdown_requested = 1;
7231 reset_requested = 1;
7234 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
7237 void qemu_system_shutdown_request(void)
7239 shutdown_requested = 1;
7241 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
7244 void qemu_system_powerdown_request(void)
7246 powerdown_requested = 1;
7248 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
7251 void main_loop_wait(int timeout)
7253 IOHandlerRecord *ioh;
7254 fd_set rfds, wfds, xfds;
7263 /* XXX: need to suppress polling by better using win32 events */
7265 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
7266 ret |= pe->func(pe->opaque);
7271 WaitObjects *w = &wait_objects;
7273 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
7274 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
7275 if (w->func[ret - WAIT_OBJECT_0])
7276 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
7278 /* Check for additional signaled events */
7279 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
7281 /* Check if event is signaled */
7282 ret2 = WaitForSingleObject(w->events[i], 0);
7283 if(ret2 == WAIT_OBJECT_0) {
7285 w->func[i](w->opaque[i]);
7286 } else if (ret2 == WAIT_TIMEOUT) {
7288 err = GetLastError();
7289 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
7292 } else if (ret == WAIT_TIMEOUT) {
7294 err = GetLastError();
7295 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
7299 /* poll any events */
7300 /* XXX: separate device handlers from system ones */
7305 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
7309 (!ioh->fd_read_poll ||
7310 ioh->fd_read_poll(ioh->opaque) != 0)) {
7311 FD_SET(ioh->fd, &rfds);
7315 if (ioh->fd_write) {
7316 FD_SET(ioh->fd, &wfds);
7326 tv.tv_usec = timeout * 1000;
7328 #if defined(CONFIG_SLIRP)
7330 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
7333 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
7335 IOHandlerRecord **pioh;
7337 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
7338 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
7339 ioh->fd_read(ioh->opaque);
7341 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
7342 ioh->fd_write(ioh->opaque);
7346 /* remove deleted IO handlers */
7347 pioh = &first_io_handler;
7357 #if defined(CONFIG_SLIRP)
7364 slirp_select_poll(&rfds, &wfds, &xfds);
7370 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
7371 qemu_get_clock(vm_clock));
7372 /* run dma transfers, if any */
7376 /* real time timers */
7377 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
7378 qemu_get_clock(rt_clock));
7380 qemu_rearm_alarm_timer(alarm_timer);
7382 /* Check bottom-halves last in case any of the earlier events triggered
7388 static int main_loop(void)
7391 #ifdef CONFIG_PROFILER
7396 cur_cpu = first_cpu;
7397 next_cpu = cur_cpu->next_cpu ?: first_cpu;
7404 #ifdef CONFIG_PROFILER
7405 ti = profile_getclock();
7407 ret = cpu_exec(env);
7408 #ifdef CONFIG_PROFILER
7409 qemu_time += profile_getclock() - ti;
7411 next_cpu = env->next_cpu ?: first_cpu;
7412 if (event_pending) {
7413 ret = EXCP_INTERRUPT;
7417 if (ret == EXCP_HLT) {
7418 /* Give the next CPU a chance to run. */
7422 if (ret != EXCP_HALTED)
7424 /* all CPUs are halted ? */
7430 if (shutdown_requested) {
7431 ret = EXCP_INTERRUPT;
7434 if (reset_requested) {
7435 reset_requested = 0;
7436 qemu_system_reset();
7437 ret = EXCP_INTERRUPT;
7439 if (powerdown_requested) {
7440 powerdown_requested = 0;
7441 qemu_system_powerdown();
7442 ret = EXCP_INTERRUPT;
7444 if (ret == EXCP_DEBUG) {
7445 vm_stop(EXCP_DEBUG);
7447 /* If all cpus are halted then wait until the next IRQ */
7448 /* XXX: use timeout computed from timers */
7449 if (ret == EXCP_HALTED)
7456 #ifdef CONFIG_PROFILER
7457 ti = profile_getclock();
7459 main_loop_wait(timeout);
7460 #ifdef CONFIG_PROFILER
7461 dev_time += profile_getclock() - ti;
7464 cpu_disable_ticks();
7468 static void help(int exitcode)
7470 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
7471 "usage: %s [options] [disk_image]\n"
7473 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7475 "Standard options:\n"
7476 "-M machine select emulated machine (-M ? for list)\n"
7477 "-cpu cpu select CPU (-cpu ? for list)\n"
7478 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7479 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7480 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7481 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7482 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7483 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]\n"
7484 " use 'file' as a drive image\n"
7485 "-mtdblock file use 'file' as on-board Flash memory image\n"
7486 "-sd file use 'file' as SecureDigital card image\n"
7487 "-pflash file use 'file' as a parallel flash image\n"
7488 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7489 "-snapshot write to temporary files instead of disk image files\n"
7491 "-no-frame open SDL window without a frame and window decorations\n"
7492 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7493 "-no-quit disable SDL window close capability\n"
7496 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7498 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7499 "-smp n set the number of CPUs to 'n' [default=1]\n"
7500 "-nographic disable graphical output and redirect serial I/Os to console\n"
7501 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7503 "-k language use keyboard layout (for example \"fr\" for French)\n"
7506 "-audio-help print list of audio drivers and their options\n"
7507 "-soundhw c1,... enable audio support\n"
7508 " and only specified sound cards (comma separated list)\n"
7509 " use -soundhw ? to get the list of supported cards\n"
7510 " use -soundhw all to enable all of them\n"
7512 "-localtime set the real time clock to local time [default=utc]\n"
7513 "-full-screen start in full screen\n"
7515 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7517 "-usb enable the USB driver (will be the default soon)\n"
7518 "-usbdevice name add the host or guest USB device 'name'\n"
7519 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7520 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7522 "-name string set the name of the guest\n"
7524 "Network options:\n"
7525 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7526 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7528 "-net user[,vlan=n][,hostname=host]\n"
7529 " connect the user mode network stack to VLAN 'n' and send\n"
7530 " hostname 'host' to DHCP clients\n"
7533 "-net tap[,vlan=n],ifname=name\n"
7534 " connect the host TAP network interface to VLAN 'n'\n"
7536 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7537 " connect the host TAP network interface to VLAN 'n' and use the\n"
7538 " network scripts 'file' (default=%s)\n"
7539 " and 'dfile' (default=%s);\n"
7540 " use '[down]script=no' to disable script execution;\n"
7541 " use 'fd=h' to connect to an already opened TAP interface\n"
7543 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7544 " connect the vlan 'n' to another VLAN using a socket connection\n"
7545 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7546 " connect the vlan 'n' to multicast maddr and port\n"
7547 "-net none use it alone to have zero network devices; if no -net option\n"
7548 " is provided, the default is '-net nic -net user'\n"
7551 "-tftp dir allow tftp access to files in dir [-net user]\n"
7552 "-bootp file advertise file in BOOTP replies\n"
7554 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7556 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7557 " redirect TCP or UDP connections from host to guest [-net user]\n"
7560 "Linux boot specific:\n"
7561 "-kernel bzImage use 'bzImage' as kernel image\n"
7562 "-append cmdline use 'cmdline' as kernel command line\n"
7563 "-initrd file use 'file' as initial ram disk\n"
7565 "Debug/Expert options:\n"
7566 "-monitor dev redirect the monitor to char device 'dev'\n"
7567 "-serial dev redirect the serial port to char device 'dev'\n"
7568 "-parallel dev redirect the parallel port to char device 'dev'\n"
7569 "-pidfile file Write PID to 'file'\n"
7570 "-S freeze CPU at startup (use 'c' to start execution)\n"
7571 "-s wait gdb connection to port\n"
7572 "-p port set gdb connection port [default=%s]\n"
7573 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7574 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7575 " translation (t=none or lba) (usually qemu can guess them)\n"
7576 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7578 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7579 "-no-kqemu disable KQEMU kernel module usage\n"
7582 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7583 " (default is CL-GD5446 PCI VGA)\n"
7584 "-no-acpi disable ACPI\n"
7586 "-no-reboot exit instead of rebooting\n"
7587 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7588 "-vnc display start a VNC server on display\n"
7590 "-daemonize daemonize QEMU after initializing\n"
7592 "-option-rom rom load a file, rom, into the option ROM space\n"
7594 "-prom-env variable=value set OpenBIOS nvram variables\n"
7596 "-clock force the use of the given methods for timer alarm.\n"
7597 " To see what timers are available use -clock help\n"
7599 "During emulation, the following keys are useful:\n"
7600 "ctrl-alt-f toggle full screen\n"
7601 "ctrl-alt-n switch to virtual console 'n'\n"
7602 "ctrl-alt toggle mouse and keyboard grab\n"
7604 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7609 DEFAULT_NETWORK_SCRIPT,
7610 DEFAULT_NETWORK_DOWN_SCRIPT,
7612 DEFAULT_GDBSTUB_PORT,
7617 #define HAS_ARG 0x0001
7632 QEMU_OPTION_mtdblock,
7636 QEMU_OPTION_snapshot,
7638 QEMU_OPTION_no_fd_bootchk,
7641 QEMU_OPTION_nographic,
7642 QEMU_OPTION_portrait,
7644 QEMU_OPTION_audio_help,
7645 QEMU_OPTION_soundhw,
7665 QEMU_OPTION_no_code_copy,
7667 QEMU_OPTION_localtime,
7668 QEMU_OPTION_cirrusvga,
7671 QEMU_OPTION_std_vga,
7673 QEMU_OPTION_monitor,
7675 QEMU_OPTION_parallel,
7677 QEMU_OPTION_full_screen,
7678 QEMU_OPTION_no_frame,
7679 QEMU_OPTION_alt_grab,
7680 QEMU_OPTION_no_quit,
7681 QEMU_OPTION_pidfile,
7682 QEMU_OPTION_no_kqemu,
7683 QEMU_OPTION_kernel_kqemu,
7684 QEMU_OPTION_win2k_hack,
7686 QEMU_OPTION_usbdevice,
7689 QEMU_OPTION_no_acpi,
7690 QEMU_OPTION_no_reboot,
7691 QEMU_OPTION_show_cursor,
7692 QEMU_OPTION_daemonize,
7693 QEMU_OPTION_option_rom,
7694 QEMU_OPTION_semihosting,
7696 QEMU_OPTION_prom_env,
7697 QEMU_OPTION_old_param,
7699 QEMU_OPTION_startdate,
7702 typedef struct QEMUOption {
7708 const QEMUOption qemu_options[] = {
7709 { "h", 0, QEMU_OPTION_h },
7710 { "help", 0, QEMU_OPTION_h },
7712 { "M", HAS_ARG, QEMU_OPTION_M },
7713 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
7714 { "fda", HAS_ARG, QEMU_OPTION_fda },
7715 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
7716 { "hda", HAS_ARG, QEMU_OPTION_hda },
7717 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
7718 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
7719 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
7720 { "drive", HAS_ARG, QEMU_OPTION_drive },
7721 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
7722 { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
7723 { "sd", HAS_ARG, QEMU_OPTION_sd },
7724 { "pflash", HAS_ARG, QEMU_OPTION_pflash },
7725 { "boot", HAS_ARG, QEMU_OPTION_boot },
7726 { "snapshot", 0, QEMU_OPTION_snapshot },
7728 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
7730 { "m", HAS_ARG, QEMU_OPTION_m },
7731 { "nographic", 0, QEMU_OPTION_nographic },
7732 { "portrait", 0, QEMU_OPTION_portrait },
7733 { "k", HAS_ARG, QEMU_OPTION_k },
7735 { "audio-help", 0, QEMU_OPTION_audio_help },
7736 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
7739 { "net", HAS_ARG, QEMU_OPTION_net},
7741 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
7742 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
7744 { "smb", HAS_ARG, QEMU_OPTION_smb },
7746 { "redir", HAS_ARG, QEMU_OPTION_redir },
7749 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
7750 { "append", HAS_ARG, QEMU_OPTION_append },
7751 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
7753 { "S", 0, QEMU_OPTION_S },
7754 { "s", 0, QEMU_OPTION_s },
7755 { "p", HAS_ARG, QEMU_OPTION_p },
7756 { "d", HAS_ARG, QEMU_OPTION_d },
7757 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
7758 { "L", HAS_ARG, QEMU_OPTION_L },
7759 { "bios", HAS_ARG, QEMU_OPTION_bios },
7760 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
7762 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
7763 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
7765 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7766 { "g", 1, QEMU_OPTION_g },
7768 { "localtime", 0, QEMU_OPTION_localtime },
7769 { "std-vga", 0, QEMU_OPTION_std_vga },
7770 { "echr", HAS_ARG, QEMU_OPTION_echr },
7771 { "monitor", HAS_ARG, QEMU_OPTION_monitor },
7772 { "serial", HAS_ARG, QEMU_OPTION_serial },
7773 { "parallel", HAS_ARG, QEMU_OPTION_parallel },
7774 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
7775 { "full-screen", 0, QEMU_OPTION_full_screen },
7777 { "no-frame", 0, QEMU_OPTION_no_frame },
7778 { "alt-grab", 0, QEMU_OPTION_alt_grab },
7779 { "no-quit", 0, QEMU_OPTION_no_quit },
7781 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
7782 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
7783 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
7784 { "smp", HAS_ARG, QEMU_OPTION_smp },
7785 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
7787 /* temporary options */
7788 { "usb", 0, QEMU_OPTION_usb },
7789 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
7790 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
7791 { "no-acpi", 0, QEMU_OPTION_no_acpi },
7792 { "no-reboot", 0, QEMU_OPTION_no_reboot },
7793 { "show-cursor", 0, QEMU_OPTION_show_cursor },
7794 { "daemonize", 0, QEMU_OPTION_daemonize },
7795 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
7796 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7797 { "semihosting", 0, QEMU_OPTION_semihosting },
7799 { "name", HAS_ARG, QEMU_OPTION_name },
7800 #if defined(TARGET_SPARC)
7801 { "prom-env", HAS_ARG, QEMU_OPTION_prom_env },
7803 #if defined(TARGET_ARM)
7804 { "old-param", 0, QEMU_OPTION_old_param },
7806 { "clock", HAS_ARG, QEMU_OPTION_clock },
7807 { "startdate", HAS_ARG, QEMU_OPTION_startdate },
7811 /* password input */
7813 int qemu_key_check(BlockDriverState *bs, const char *name)
7818 if (!bdrv_is_encrypted(bs))
7821 term_printf("%s is encrypted.\n", name);
7822 for(i = 0; i < 3; i++) {
7823 monitor_readline("Password: ", 1, password, sizeof(password));
7824 if (bdrv_set_key(bs, password) == 0)
7826 term_printf("invalid password\n");
7831 static BlockDriverState *get_bdrv(int index)
7833 if (index > nb_drives)
7835 return drives_table[index].bdrv;
7838 static void read_passwords(void)
7840 BlockDriverState *bs;
7843 for(i = 0; i < 6; i++) {
7846 qemu_key_check(bs, bdrv_get_device_name(bs));
7850 /* XXX: currently we cannot use simultaneously different CPUs */
7851 static void register_machines(void)
7853 #if defined(TARGET_I386)
7854 qemu_register_machine(&pc_machine);
7855 qemu_register_machine(&isapc_machine);
7856 #elif defined(TARGET_PPC)
7857 qemu_register_machine(&heathrow_machine);
7858 qemu_register_machine(&core99_machine);
7859 qemu_register_machine(&prep_machine);
7860 qemu_register_machine(&ref405ep_machine);
7861 qemu_register_machine(&taihu_machine);
7862 #elif defined(TARGET_MIPS)
7863 qemu_register_machine(&mips_machine);
7864 qemu_register_machine(&mips_malta_machine);
7865 qemu_register_machine(&mips_pica61_machine);
7866 qemu_register_machine(&mips_mipssim_machine);
7867 #elif defined(TARGET_SPARC)
7868 #ifdef TARGET_SPARC64
7869 qemu_register_machine(&sun4u_machine);
7871 qemu_register_machine(&ss5_machine);
7872 qemu_register_machine(&ss10_machine);
7873 qemu_register_machine(&ss600mp_machine);
7874 qemu_register_machine(&ss20_machine);
7876 #elif defined(TARGET_ARM)
7877 qemu_register_machine(&integratorcp_machine);
7878 qemu_register_machine(&versatilepb_machine);
7879 qemu_register_machine(&versatileab_machine);
7880 qemu_register_machine(&realview_machine);
7881 qemu_register_machine(&akitapda_machine);
7882 qemu_register_machine(&spitzpda_machine);
7883 qemu_register_machine(&borzoipda_machine);
7884 qemu_register_machine(&terrierpda_machine);
7885 qemu_register_machine(&palmte_machine);
7886 qemu_register_machine(&lm3s811evb_machine);
7887 qemu_register_machine(&lm3s6965evb_machine);
7888 qemu_register_machine(&connex_machine);
7889 qemu_register_machine(&verdex_machine);
7890 qemu_register_machine(&mainstone2_machine);
7891 #elif defined(TARGET_SH4)
7892 qemu_register_machine(&shix_machine);
7893 qemu_register_machine(&r2d_machine);
7894 #elif defined(TARGET_ALPHA)
7896 #elif defined(TARGET_M68K)
7897 qemu_register_machine(&mcf5208evb_machine);
7898 qemu_register_machine(&an5206_machine);
7899 qemu_register_machine(&dummy_m68k_machine);
7900 #elif defined(TARGET_CRIS)
7901 qemu_register_machine(&bareetraxfs_machine);
7903 #error unsupported CPU
7908 struct soundhw soundhw[] = {
7909 #ifdef HAS_AUDIO_CHOICE
7916 { .init_isa = pcspk_audio_init }
7921 "Creative Sound Blaster 16",
7924 { .init_isa = SB16_init }
7931 "Yamaha YMF262 (OPL3)",
7933 "Yamaha YM3812 (OPL2)",
7937 { .init_isa = Adlib_init }
7944 "Gravis Ultrasound GF1",
7947 { .init_isa = GUS_init }
7953 "ENSONIQ AudioPCI ES1370",
7956 { .init_pci = es1370_init }
7960 { NULL, NULL, 0, 0, { NULL } }
7963 static void select_soundhw (const char *optarg)
7967 if (*optarg == '?') {
7970 printf ("Valid sound card names (comma separated):\n");
7971 for (c = soundhw; c->name; ++c) {
7972 printf ("%-11s %s\n", c->name, c->descr);
7974 printf ("\n-soundhw all will enable all of the above\n");
7975 exit (*optarg != '?');
7983 if (!strcmp (optarg, "all")) {
7984 for (c = soundhw; c->name; ++c) {
7992 e = strchr (p, ',');
7993 l = !e ? strlen (p) : (size_t) (e - p);
7995 for (c = soundhw; c->name; ++c) {
7996 if (!strncmp (c->name, p, l)) {
8005 "Unknown sound card name (too big to show)\n");
8008 fprintf (stderr, "Unknown sound card name `%.*s'\n",
8013 p += l + (e != NULL);
8017 goto show_valid_cards;
8023 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
8025 exit(STATUS_CONTROL_C_EXIT);
8030 #define MAX_NET_CLIENTS 32
8032 int main(int argc, char **argv)
8034 #ifdef CONFIG_GDBSTUB
8036 const char *gdbstub_port;
8038 uint32_t boot_devices_bitmap = 0;
8040 int snapshot, linux_boot, net_boot;
8041 const char *initrd_filename;
8042 const char *kernel_filename, *kernel_cmdline;
8043 const char *boot_devices = "";
8044 DisplayState *ds = &display_state;
8045 int cyls, heads, secs, translation;
8046 char net_clients[MAX_NET_CLIENTS][256];
8050 const char *r, *optarg;
8051 CharDriverState *monitor_hd;
8052 char monitor_device[128];
8053 char serial_devices[MAX_SERIAL_PORTS][128];
8054 int serial_device_index;
8055 char parallel_devices[MAX_PARALLEL_PORTS][128];
8056 int parallel_device_index;
8057 const char *loadvm = NULL;
8058 QEMUMachine *machine;
8059 const char *cpu_model;
8060 char usb_devices[MAX_USB_CMDLINE][128];
8061 int usb_devices_index;
8063 const char *pid_file = NULL;
8066 LIST_INIT (&vm_change_state_head);
8069 struct sigaction act;
8070 sigfillset(&act.sa_mask);
8072 act.sa_handler = SIG_IGN;
8073 sigaction(SIGPIPE, &act, NULL);
8076 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
8077 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8078 QEMU to run on a single CPU */
8083 h = GetCurrentProcess();
8084 if (GetProcessAffinityMask(h, &mask, &smask)) {
8085 for(i = 0; i < 32; i++) {
8086 if (mask & (1 << i))
8091 SetProcessAffinityMask(h, mask);
8097 register_machines();
8098 machine = first_machine;
8100 initrd_filename = NULL;
8101 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
8102 vga_ram_size = VGA_RAM_SIZE;
8103 #ifdef CONFIG_GDBSTUB
8105 gdbstub_port = DEFAULT_GDBSTUB_PORT;
8109 kernel_filename = NULL;
8110 kernel_cmdline = "";
8111 cyls = heads = secs = 0;
8112 translation = BIOS_ATA_TRANSLATION_AUTO;
8113 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
8115 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
8116 for(i = 1; i < MAX_SERIAL_PORTS; i++)
8117 serial_devices[i][0] = '\0';
8118 serial_device_index = 0;
8120 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
8121 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
8122 parallel_devices[i][0] = '\0';
8123 parallel_device_index = 0;
8125 usb_devices_index = 0;
8133 /* default mac address of the first network interface */
8141 hda_index = drive_add(HD_ALIAS, argv[optind++], 0);
8143 const QEMUOption *popt;
8146 /* Treat --foo the same as -foo. */
8149 popt = qemu_options;
8152 fprintf(stderr, "%s: invalid option -- '%s'\n",
8156 if (!strcmp(popt->name, r + 1))
8160 if (popt->flags & HAS_ARG) {
8161 if (optind >= argc) {
8162 fprintf(stderr, "%s: option '%s' requires an argument\n",
8166 optarg = argv[optind++];
8171 switch(popt->index) {
8173 machine = find_machine(optarg);
8176 printf("Supported machines are:\n");
8177 for(m = first_machine; m != NULL; m = m->next) {
8178 printf("%-10s %s%s\n",
8180 m == first_machine ? " (default)" : "");
8182 exit(*optarg != '?');
8185 case QEMU_OPTION_cpu:
8186 /* hw initialization will check this */
8187 if (*optarg == '?') {
8188 /* XXX: implement xxx_cpu_list for targets that still miss it */
8189 #if defined(cpu_list)
8190 cpu_list(stdout, &fprintf);
8197 case QEMU_OPTION_initrd:
8198 initrd_filename = optarg;
8200 case QEMU_OPTION_hda:
8202 hda_index = drive_add(HD_ALIAS, optarg, 0);
8204 hda_index = drive_add(HD_ALIAS
8205 ",cyls=%d,heads=%d,secs=%d%s",
8206 optarg, 0, cyls, heads, secs,
8207 translation == BIOS_ATA_TRANSLATION_LBA ?
8209 translation == BIOS_ATA_TRANSLATION_NONE ?
8210 ",trans=none" : "");
8212 case QEMU_OPTION_hdb:
8213 case QEMU_OPTION_hdc:
8214 case QEMU_OPTION_hdd:
8215 drive_add(HD_ALIAS, optarg, popt->index - QEMU_OPTION_hda);
8217 case QEMU_OPTION_drive:
8218 drive_add("%s", optarg);
8220 case QEMU_OPTION_mtdblock:
8221 drive_add(MTD_ALIAS, optarg);
8223 case QEMU_OPTION_sd:
8224 drive_add("file=\"%s\"," SD_ALIAS, optarg);
8226 case QEMU_OPTION_pflash:
8227 drive_add(PFLASH_ALIAS, optarg);
8229 case QEMU_OPTION_snapshot:
8232 case QEMU_OPTION_hdachs:
8236 cyls = strtol(p, (char **)&p, 0);
8237 if (cyls < 1 || cyls > 16383)
8242 heads = strtol(p, (char **)&p, 0);
8243 if (heads < 1 || heads > 16)
8248 secs = strtol(p, (char **)&p, 0);
8249 if (secs < 1 || secs > 63)
8253 if (!strcmp(p, "none"))
8254 translation = BIOS_ATA_TRANSLATION_NONE;
8255 else if (!strcmp(p, "lba"))
8256 translation = BIOS_ATA_TRANSLATION_LBA;
8257 else if (!strcmp(p, "auto"))
8258 translation = BIOS_ATA_TRANSLATION_AUTO;
8261 } else if (*p != '\0') {
8263 fprintf(stderr, "qemu: invalid physical CHS format\n");
8266 if (hda_index != -1)
8267 snprintf(drives_opt[hda_index] +
8268 strlen(drives_opt[hda_index]),
8269 sizeof(drives_opt[0]) -
8270 strlen(drives_opt[hda_index]),
8271 ",cyls=%d,heads=%d,secs=%d%s",
8273 translation == BIOS_ATA_TRANSLATION_LBA ?
8275 translation == BIOS_ATA_TRANSLATION_NONE ?
8276 ",trans=none" : "");
8279 case QEMU_OPTION_nographic:
8280 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
8281 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
8282 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
8285 case QEMU_OPTION_portrait:
8288 case QEMU_OPTION_kernel:
8289 kernel_filename = optarg;
8291 case QEMU_OPTION_append:
8292 kernel_cmdline = optarg;
8294 case QEMU_OPTION_cdrom:
8295 drive_add("file=\"%s\"," CDROM_ALIAS, optarg);
8297 case QEMU_OPTION_boot:
8298 boot_devices = optarg;
8299 /* We just do some generic consistency checks */
8301 /* Could easily be extended to 64 devices if needed */
8304 boot_devices_bitmap = 0;
8305 for (p = boot_devices; *p != '\0'; p++) {
8306 /* Allowed boot devices are:
8307 * a b : floppy disk drives
8308 * c ... f : IDE disk drives
8309 * g ... m : machine implementation dependant drives
8310 * n ... p : network devices
8311 * It's up to each machine implementation to check
8312 * if the given boot devices match the actual hardware
8313 * implementation and firmware features.
8315 if (*p < 'a' || *p > 'q') {
8316 fprintf(stderr, "Invalid boot device '%c'\n", *p);
8319 if (boot_devices_bitmap & (1 << (*p - 'a'))) {
8321 "Boot device '%c' was given twice\n",*p);
8324 boot_devices_bitmap |= 1 << (*p - 'a');
8328 case QEMU_OPTION_fda:
8329 case QEMU_OPTION_fdb:
8330 drive_add("file=\"%s\"," FD_ALIAS, optarg,
8331 popt->index - QEMU_OPTION_fda);
8334 case QEMU_OPTION_no_fd_bootchk:
8338 case QEMU_OPTION_no_code_copy:
8339 code_copy_enabled = 0;
8341 case QEMU_OPTION_net:
8342 if (nb_net_clients >= MAX_NET_CLIENTS) {
8343 fprintf(stderr, "qemu: too many network clients\n");
8346 pstrcpy(net_clients[nb_net_clients],
8347 sizeof(net_clients[0]),
8352 case QEMU_OPTION_tftp:
8353 tftp_prefix = optarg;
8355 case QEMU_OPTION_bootp:
8356 bootp_filename = optarg;
8359 case QEMU_OPTION_smb:
8360 net_slirp_smb(optarg);
8363 case QEMU_OPTION_redir:
8364 net_slirp_redir(optarg);
8368 case QEMU_OPTION_audio_help:
8372 case QEMU_OPTION_soundhw:
8373 select_soundhw (optarg);
8380 ram_size = atoi(optarg) * 1024 * 1024;
8383 if (ram_size > PHYS_RAM_MAX_SIZE) {
8384 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
8385 PHYS_RAM_MAX_SIZE / (1024 * 1024));
8394 mask = cpu_str_to_log_mask(optarg);
8396 printf("Log items (comma separated):\n");
8397 for(item = cpu_log_items; item->mask != 0; item++) {
8398 printf("%-10s %s\n", item->name, item->help);
8405 #ifdef CONFIG_GDBSTUB
8410 gdbstub_port = optarg;
8416 case QEMU_OPTION_bios:
8423 keyboard_layout = optarg;
8425 case QEMU_OPTION_localtime:
8428 case QEMU_OPTION_cirrusvga:
8429 cirrus_vga_enabled = 1;
8432 case QEMU_OPTION_vmsvga:
8433 cirrus_vga_enabled = 0;
8436 case QEMU_OPTION_std_vga:
8437 cirrus_vga_enabled = 0;
8445 w = strtol(p, (char **)&p, 10);
8448 fprintf(stderr, "qemu: invalid resolution or depth\n");
8454 h = strtol(p, (char **)&p, 10);
8459 depth = strtol(p, (char **)&p, 10);
8460 if (depth != 8 && depth != 15 && depth != 16 &&
8461 depth != 24 && depth != 32)
8463 } else if (*p == '\0') {
8464 depth = graphic_depth;
8471 graphic_depth = depth;
8474 case QEMU_OPTION_echr:
8477 term_escape_char = strtol(optarg, &r, 0);
8479 printf("Bad argument to echr\n");
8482 case QEMU_OPTION_monitor:
8483 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
8485 case QEMU_OPTION_serial:
8486 if (serial_device_index >= MAX_SERIAL_PORTS) {
8487 fprintf(stderr, "qemu: too many serial ports\n");
8490 pstrcpy(serial_devices[serial_device_index],
8491 sizeof(serial_devices[0]), optarg);
8492 serial_device_index++;
8494 case QEMU_OPTION_parallel:
8495 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
8496 fprintf(stderr, "qemu: too many parallel ports\n");
8499 pstrcpy(parallel_devices[parallel_device_index],
8500 sizeof(parallel_devices[0]), optarg);
8501 parallel_device_index++;
8503 case QEMU_OPTION_loadvm:
8506 case QEMU_OPTION_full_screen:
8510 case QEMU_OPTION_no_frame:
8513 case QEMU_OPTION_alt_grab:
8516 case QEMU_OPTION_no_quit:
8520 case QEMU_OPTION_pidfile:
8524 case QEMU_OPTION_win2k_hack:
8525 win2k_install_hack = 1;
8529 case QEMU_OPTION_no_kqemu:
8532 case QEMU_OPTION_kernel_kqemu:
8536 case QEMU_OPTION_usb:
8539 case QEMU_OPTION_usbdevice:
8541 if (usb_devices_index >= MAX_USB_CMDLINE) {
8542 fprintf(stderr, "Too many USB devices\n");
8545 pstrcpy(usb_devices[usb_devices_index],
8546 sizeof(usb_devices[usb_devices_index]),
8548 usb_devices_index++;
8550 case QEMU_OPTION_smp:
8551 smp_cpus = atoi(optarg);
8552 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
8553 fprintf(stderr, "Invalid number of CPUs\n");
8557 case QEMU_OPTION_vnc:
8558 vnc_display = optarg;
8560 case QEMU_OPTION_no_acpi:
8563 case QEMU_OPTION_no_reboot:
8566 case QEMU_OPTION_show_cursor:
8569 case QEMU_OPTION_daemonize:
8572 case QEMU_OPTION_option_rom:
8573 if (nb_option_roms >= MAX_OPTION_ROMS) {
8574 fprintf(stderr, "Too many option ROMs\n");
8577 option_rom[nb_option_roms] = optarg;
8580 case QEMU_OPTION_semihosting:
8581 semihosting_enabled = 1;
8583 case QEMU_OPTION_name:
8587 case QEMU_OPTION_prom_env:
8588 if (nb_prom_envs >= MAX_PROM_ENVS) {
8589 fprintf(stderr, "Too many prom variables\n");
8592 prom_envs[nb_prom_envs] = optarg;
8597 case QEMU_OPTION_old_param:
8600 case QEMU_OPTION_clock:
8601 configure_alarms(optarg);
8603 case QEMU_OPTION_startdate:
8606 if (!strcmp(optarg, "now")) {
8607 rtc_start_date = -1;
8609 if (sscanf(optarg, "%d-%d-%dT%d:%d:%d",
8617 } else if (sscanf(optarg, "%d-%d-%d",
8620 &tm.tm_mday) == 3) {
8629 rtc_start_date = mktimegm(&tm);
8630 if (rtc_start_date == -1) {
8632 fprintf(stderr, "Invalid date format. Valid format are:\n"
8633 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8644 if (daemonize && !nographic && vnc_display == NULL) {
8645 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
8652 if (pipe(fds) == -1)
8663 len = read(fds[0], &status, 1);
8664 if (len == -1 && (errno == EINTR))
8669 else if (status == 1) {
8670 fprintf(stderr, "Could not acquire pidfile\n");
8688 signal(SIGTSTP, SIG_IGN);
8689 signal(SIGTTOU, SIG_IGN);
8690 signal(SIGTTIN, SIG_IGN);
8694 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
8697 write(fds[1], &status, 1);
8699 fprintf(stderr, "Could not acquire pid file\n");
8707 linux_boot = (kernel_filename != NULL);
8708 net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF;
8710 /* XXX: this should not be: some embedded targets just have flash */
8711 if (!linux_boot && net_boot == 0 &&
8715 /* boot to floppy or the default cd if no hard disk defined yet */
8716 if (!boot_devices[0]) {
8717 boot_devices = "cad";
8719 setvbuf(stdout, NULL, _IOLBF, 0);
8729 /* init network clients */
8730 if (nb_net_clients == 0) {
8731 /* if no clients, we use a default config */
8732 pstrcpy(net_clients[0], sizeof(net_clients[0]),
8734 pstrcpy(net_clients[1], sizeof(net_clients[0]),
8739 for(i = 0;i < nb_net_clients; i++) {
8740 if (net_client_init(net_clients[i]) < 0)
8743 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8744 if (vlan->nb_guest_devs == 0 && vlan->nb_host_devs == 0)
8746 if (vlan->nb_guest_devs == 0) {
8747 fprintf(stderr, "Invalid vlan (%d) with no nics\n", vlan->id);
8750 if (vlan->nb_host_devs == 0)
8752 "Warning: vlan %d is not connected to host network\n",
8757 /* XXX: this should be moved in the PC machine instantiation code */
8758 if (net_boot != 0) {
8760 for (i = 0; i < nb_nics && i < 4; i++) {
8761 const char *model = nd_table[i].model;
8763 if (net_boot & (1 << i)) {
8766 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
8767 if (get_image_size(buf) > 0) {
8768 if (nb_option_roms >= MAX_OPTION_ROMS) {
8769 fprintf(stderr, "Too many option ROMs\n");
8772 option_rom[nb_option_roms] = strdup(buf);
8779 fprintf(stderr, "No valid PXE rom found for network device\n");
8785 /* init the memory */
8786 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
8788 phys_ram_base = qemu_vmalloc(phys_ram_size);
8789 if (!phys_ram_base) {
8790 fprintf(stderr, "Could not allocate physical memory\n");
8796 /* we always create the cdrom drive, even if no disk is there */
8798 if (nb_drives_opt < MAX_DRIVES)
8799 drive_add(CDROM_ALIAS);
8801 /* we always create at least one floppy */
8803 if (nb_drives_opt < MAX_DRIVES)
8804 drive_add(FD_ALIAS, 0);
8806 /* we always create one sd slot, even if no card is in it */
8808 if (nb_drives_opt < MAX_DRIVES)
8809 drive_add(SD_ALIAS);
8811 /* open the virtual block devices */
8813 for(i = 0; i < nb_drives_opt; i++)
8814 if (drive_init(drives_opt[i], snapshot, machine) == -1)
8817 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
8818 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
8823 memset(&display_state, 0, sizeof(display_state));
8825 /* nearly nothing to do */
8826 dumb_display_init(ds);
8827 } else if (vnc_display != NULL) {
8828 vnc_display_init(ds);
8829 if (vnc_display_open(ds, vnc_display) < 0)
8832 #if defined(CONFIG_SDL)
8833 sdl_display_init(ds, full_screen, no_frame);
8834 #elif defined(CONFIG_COCOA)
8835 cocoa_display_init(ds, full_screen);
8837 dumb_display_init(ds);
8841 /* Maintain compatibility with multiple stdio monitors */
8842 if (!strcmp(monitor_device,"stdio")) {
8843 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
8844 if (!strcmp(serial_devices[i],"mon:stdio")) {
8845 monitor_device[0] = '\0';
8847 } else if (!strcmp(serial_devices[i],"stdio")) {
8848 monitor_device[0] = '\0';
8849 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
8854 if (monitor_device[0] != '\0') {
8855 monitor_hd = qemu_chr_open(monitor_device);
8857 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
8860 monitor_init(monitor_hd, !nographic);
8863 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
8864 const char *devname = serial_devices[i];
8865 if (devname[0] != '\0' && strcmp(devname, "none")) {
8866 serial_hds[i] = qemu_chr_open(devname);
8867 if (!serial_hds[i]) {
8868 fprintf(stderr, "qemu: could not open serial device '%s'\n",
8872 if (strstart(devname, "vc", 0))
8873 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
8877 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
8878 const char *devname = parallel_devices[i];
8879 if (devname[0] != '\0' && strcmp(devname, "none")) {
8880 parallel_hds[i] = qemu_chr_open(devname);
8881 if (!parallel_hds[i]) {
8882 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
8886 if (strstart(devname, "vc", 0))
8887 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
8891 machine->init(ram_size, vga_ram_size, boot_devices, ds,
8892 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
8894 /* init USB devices */
8896 for(i = 0; i < usb_devices_index; i++) {
8897 if (usb_device_add(usb_devices[i]) < 0) {
8898 fprintf(stderr, "Warning: could not add USB device %s\n",
8904 if (display_state.dpy_refresh) {
8905 display_state.gui_timer = qemu_new_timer(rt_clock, gui_update, &display_state);
8906 qemu_mod_timer(display_state.gui_timer, qemu_get_clock(rt_clock));
8909 #ifdef CONFIG_GDBSTUB
8911 /* XXX: use standard host:port notation and modify options
8913 if (gdbserver_start(gdbstub_port) < 0) {
8914 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
8925 /* XXX: simplify init */
8938 len = write(fds[1], &status, 1);
8939 if (len == -1 && (errno == EINTR))
8945 TFR(fd = open("/dev/null", O_RDWR));
8959 #if !defined(_WIN32)
8960 /* close network clients */
8961 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
8962 VLANClientState *vc;
8964 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
8965 if (vc->fd_read == tap_receive) {
8967 TAPState *s = vc->opaque;
8969 if (sscanf(vc->info_str, "tap: ifname=%63s ", ifname) == 1 &&
8971 launch_script(s->down_script, ifname, s->fd);