4 * Copyright (c) 2003-2005 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
34 #include <sys/times.h>
39 #include <sys/ioctl.h>
40 #include <sys/socket.h>
41 #include <netinet/in.h>
52 #include <linux/if_tun.h>
55 #include <linux/rtc.h>
56 #include <linux/ppdev.h>
61 #if defined(CONFIG_SLIRP)
67 #include <sys/timeb.h>
69 #define getopt_long_only getopt_long
70 #define memalign(align, size) malloc(size)
73 #include "qemu_socket.h"
79 #endif /* CONFIG_SDL */
83 #define main qemu_main
84 #endif /* CONFIG_COCOA */
90 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
92 //#define DEBUG_UNUSED_IOPORT
93 //#define DEBUG_IOPORT
95 #if !defined(CONFIG_SOFTMMU)
96 #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
98 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
102 #define DEFAULT_RAM_SIZE 144
104 #define DEFAULT_RAM_SIZE 128
107 #define GUI_REFRESH_INTERVAL 30
109 /* XXX: use a two level table to limit memory usage */
110 #define MAX_IOPORTS 65536
112 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
113 char phys_ram_file[1024];
114 void *ioport_opaque[MAX_IOPORTS];
115 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
116 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
117 BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD];
120 static DisplayState display_state;
122 const char* keyboard_layout = NULL;
123 int64_t ticks_per_sec;
124 int boot_device = 'c';
126 int pit_min_timer_count = 0;
128 NICInfo nd_table[MAX_NICS];
129 QEMUTimer *gui_timer;
132 int cirrus_vga_enabled = 1;
134 int graphic_width = 1024;
135 int graphic_height = 768;
137 int graphic_width = 800;
138 int graphic_height = 600;
140 int graphic_depth = 15;
142 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
143 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
145 int win2k_install_hack = 0;
148 USBPort *vm_usb_ports[MAX_VM_USB_PORTS];
149 USBDevice *vm_usb_hub;
150 static VLANState *first_vlan;
152 int vnc_display = -1;
153 #if defined(TARGET_SPARC)
155 #elif defined(TARGET_I386)
160 int acpi_enabled = 1;
162 /***********************************************************/
163 /* x86 ISA bus support */
165 target_phys_addr_t isa_mem_base = 0;
168 uint32_t default_ioport_readb(void *opaque, uint32_t address)
170 #ifdef DEBUG_UNUSED_IOPORT
171 fprintf(stderr, "inb: port=0x%04x\n", address);
176 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
178 #ifdef DEBUG_UNUSED_IOPORT
179 fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
183 /* default is to make two byte accesses */
184 uint32_t default_ioport_readw(void *opaque, uint32_t address)
187 data = ioport_read_table[0][address](ioport_opaque[address], address);
188 address = (address + 1) & (MAX_IOPORTS - 1);
189 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
193 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
195 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
196 address = (address + 1) & (MAX_IOPORTS - 1);
197 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
200 uint32_t default_ioport_readl(void *opaque, uint32_t address)
202 #ifdef DEBUG_UNUSED_IOPORT
203 fprintf(stderr, "inl: port=0x%04x\n", address);
208 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
210 #ifdef DEBUG_UNUSED_IOPORT
211 fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
215 void init_ioports(void)
219 for(i = 0; i < MAX_IOPORTS; i++) {
220 ioport_read_table[0][i] = default_ioport_readb;
221 ioport_write_table[0][i] = default_ioport_writeb;
222 ioport_read_table[1][i] = default_ioport_readw;
223 ioport_write_table[1][i] = default_ioport_writew;
224 ioport_read_table[2][i] = default_ioport_readl;
225 ioport_write_table[2][i] = default_ioport_writel;
229 /* size is the word size in byte */
230 int register_ioport_read(int start, int length, int size,
231 IOPortReadFunc *func, void *opaque)
237 } else if (size == 2) {
239 } else if (size == 4) {
242 hw_error("register_ioport_read: invalid size");
245 for(i = start; i < start + length; i += size) {
246 ioport_read_table[bsize][i] = func;
247 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
248 hw_error("register_ioport_read: invalid opaque");
249 ioport_opaque[i] = opaque;
254 /* size is the word size in byte */
255 int register_ioport_write(int start, int length, int size,
256 IOPortWriteFunc *func, void *opaque)
262 } else if (size == 2) {
264 } else if (size == 4) {
267 hw_error("register_ioport_write: invalid size");
270 for(i = start; i < start + length; i += size) {
271 ioport_write_table[bsize][i] = func;
272 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
273 hw_error("register_ioport_read: invalid opaque");
274 ioport_opaque[i] = opaque;
279 void isa_unassign_ioport(int start, int length)
283 for(i = start; i < start + length; i++) {
284 ioport_read_table[0][i] = default_ioport_readb;
285 ioport_read_table[1][i] = default_ioport_readw;
286 ioport_read_table[2][i] = default_ioport_readl;
288 ioport_write_table[0][i] = default_ioport_writeb;
289 ioport_write_table[1][i] = default_ioport_writew;
290 ioport_write_table[2][i] = default_ioport_writel;
294 /***********************************************************/
296 void pstrcpy(char *buf, int buf_size, const char *str)
306 if (c == 0 || q >= buf + buf_size - 1)
313 /* strcat and truncate. */
314 char *pstrcat(char *buf, int buf_size, const char *s)
319 pstrcpy(buf + len, buf_size - len, s);
323 int strstart(const char *str, const char *val, const char **ptr)
339 void cpu_outb(CPUState *env, int addr, int val)
342 if (loglevel & CPU_LOG_IOPORT)
343 fprintf(logfile, "outb: %04x %02x\n", addr, val);
345 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
348 env->last_io_time = cpu_get_time_fast();
352 void cpu_outw(CPUState *env, int addr, int val)
355 if (loglevel & CPU_LOG_IOPORT)
356 fprintf(logfile, "outw: %04x %04x\n", addr, val);
358 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
361 env->last_io_time = cpu_get_time_fast();
365 void cpu_outl(CPUState *env, int addr, int val)
368 if (loglevel & CPU_LOG_IOPORT)
369 fprintf(logfile, "outl: %04x %08x\n", addr, val);
371 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
374 env->last_io_time = cpu_get_time_fast();
378 int cpu_inb(CPUState *env, int addr)
381 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
383 if (loglevel & CPU_LOG_IOPORT)
384 fprintf(logfile, "inb : %04x %02x\n", addr, val);
388 env->last_io_time = cpu_get_time_fast();
393 int cpu_inw(CPUState *env, int addr)
396 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
398 if (loglevel & CPU_LOG_IOPORT)
399 fprintf(logfile, "inw : %04x %04x\n", addr, val);
403 env->last_io_time = cpu_get_time_fast();
408 int cpu_inl(CPUState *env, int addr)
411 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
413 if (loglevel & CPU_LOG_IOPORT)
414 fprintf(logfile, "inl : %04x %08x\n", addr, val);
418 env->last_io_time = cpu_get_time_fast();
423 /***********************************************************/
424 void hw_error(const char *fmt, ...)
430 fprintf(stderr, "qemu: hardware error: ");
431 vfprintf(stderr, fmt, ap);
432 fprintf(stderr, "\n");
433 for(env = first_cpu; env != NULL; env = env->next_cpu) {
434 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
436 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
438 cpu_dump_state(env, stderr, fprintf, 0);
445 /***********************************************************/
448 static QEMUPutKBDEvent *qemu_put_kbd_event;
449 static void *qemu_put_kbd_event_opaque;
450 static QEMUPutMouseEvent *qemu_put_mouse_event;
451 static void *qemu_put_mouse_event_opaque;
452 static int qemu_put_mouse_event_absolute;
454 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
456 qemu_put_kbd_event_opaque = opaque;
457 qemu_put_kbd_event = func;
460 void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque, int absolute)
462 qemu_put_mouse_event_opaque = opaque;
463 qemu_put_mouse_event = func;
464 qemu_put_mouse_event_absolute = absolute;
467 void kbd_put_keycode(int keycode)
469 if (qemu_put_kbd_event) {
470 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
474 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
476 if (qemu_put_mouse_event) {
477 qemu_put_mouse_event(qemu_put_mouse_event_opaque,
478 dx, dy, dz, buttons_state);
482 int kbd_mouse_is_absolute(void)
484 return qemu_put_mouse_event_absolute;
487 /***********************************************************/
490 #if defined(__powerpc__)
492 static inline uint32_t get_tbl(void)
495 asm volatile("mftb %0" : "=r" (tbl));
499 static inline uint32_t get_tbu(void)
502 asm volatile("mftbu %0" : "=r" (tbl));
506 int64_t cpu_get_real_ticks(void)
509 /* NOTE: we test if wrapping has occurred */
515 return ((int64_t)h << 32) | l;
518 #elif defined(__i386__)
520 int64_t cpu_get_real_ticks(void)
524 QueryPerformanceCounter(&ti);
528 asm volatile ("rdtsc" : "=A" (val));
533 #elif defined(__x86_64__)
535 int64_t cpu_get_real_ticks(void)
539 asm volatile("rdtsc" : "=a" (low), "=d" (high));
546 #elif defined(__ia64)
548 int64_t cpu_get_real_ticks(void)
551 asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory");
555 #elif defined(__s390__)
557 int64_t cpu_get_real_ticks(void)
560 asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc");
565 #error unsupported CPU
568 static int64_t cpu_ticks_prev;
569 static int64_t cpu_ticks_offset;
570 static int cpu_ticks_enabled;
572 static inline int64_t cpu_get_ticks(void)
574 if (!cpu_ticks_enabled) {
575 return cpu_ticks_offset;
578 ticks = cpu_get_real_ticks();
579 if (cpu_ticks_prev > ticks) {
580 /* Note: non increasing ticks may happen if the host uses
582 cpu_ticks_offset += cpu_ticks_prev - ticks;
584 cpu_ticks_prev = ticks;
585 return ticks + cpu_ticks_offset;
589 /* enable cpu_get_ticks() */
590 void cpu_enable_ticks(void)
592 if (!cpu_ticks_enabled) {
593 cpu_ticks_offset -= cpu_get_real_ticks();
594 cpu_ticks_enabled = 1;
598 /* disable cpu_get_ticks() : the clock is stopped. You must not call
599 cpu_get_ticks() after that. */
600 void cpu_disable_ticks(void)
602 if (cpu_ticks_enabled) {
603 cpu_ticks_offset = cpu_get_ticks();
604 cpu_ticks_enabled = 0;
609 void cpu_calibrate_ticks(void)
614 ret = QueryPerformanceFrequency(&freq);
616 fprintf(stderr, "Could not calibrate ticks\n");
619 ticks_per_sec = freq.QuadPart;
623 static int64_t get_clock(void)
626 gettimeofday(&tv, NULL);
627 return tv.tv_sec * 1000000LL + tv.tv_usec;
630 void cpu_calibrate_ticks(void)
635 ticks = cpu_get_real_ticks();
637 usec = get_clock() - usec;
638 ticks = cpu_get_real_ticks() - ticks;
639 ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec;
643 /* compute with 96 bit intermediate result: (a*b)/c */
644 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
649 #ifdef WORDS_BIGENDIAN
659 rl = (uint64_t)u.l.low * (uint64_t)b;
660 rh = (uint64_t)u.l.high * (uint64_t)b;
663 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
667 #define QEMU_TIMER_REALTIME 0
668 #define QEMU_TIMER_VIRTUAL 1
672 /* XXX: add frequency */
680 struct QEMUTimer *next;
686 static QEMUTimer *active_timers[2];
688 static MMRESULT timerID;
689 static HANDLE host_alarm = NULL;
690 static unsigned int period = 1;
692 /* frequency of the times() clock tick */
693 static int timer_freq;
696 QEMUClock *qemu_new_clock(int type)
699 clock = qemu_mallocz(sizeof(QEMUClock));
706 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
710 ts = qemu_mallocz(sizeof(QEMUTimer));
717 void qemu_free_timer(QEMUTimer *ts)
722 /* stop a timer, but do not dealloc it */
723 void qemu_del_timer(QEMUTimer *ts)
727 /* NOTE: this code must be signal safe because
728 qemu_timer_expired() can be called from a signal. */
729 pt = &active_timers[ts->clock->type];
742 /* modify the current timer so that it will be fired when current_time
743 >= expire_time. The corresponding callback will be called. */
744 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
750 /* add the timer in the sorted list */
751 /* NOTE: this code must be signal safe because
752 qemu_timer_expired() can be called from a signal. */
753 pt = &active_timers[ts->clock->type];
758 if (t->expire_time > expire_time)
762 ts->expire_time = expire_time;
767 int qemu_timer_pending(QEMUTimer *ts)
770 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
777 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
781 return (timer_head->expire_time <= current_time);
784 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
790 if (!ts || ts->expire_time > current_time)
792 /* remove timer from the list before calling the callback */
793 *ptimer_head = ts->next;
796 /* run the callback (the timer list can be modified) */
801 int64_t qemu_get_clock(QEMUClock *clock)
803 switch(clock->type) {
804 case QEMU_TIMER_REALTIME:
806 return GetTickCount();
811 /* Note that using gettimeofday() is not a good solution
812 for timers because its value change when the date is
814 if (timer_freq == 100) {
815 return times(&tp) * 10;
817 return ((int64_t)times(&tp) * 1000) / timer_freq;
822 case QEMU_TIMER_VIRTUAL:
823 return cpu_get_ticks();
828 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
830 uint64_t expire_time;
832 if (qemu_timer_pending(ts)) {
833 expire_time = ts->expire_time;
837 qemu_put_be64(f, expire_time);
840 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
842 uint64_t expire_time;
844 expire_time = qemu_get_be64(f);
845 if (expire_time != -1) {
846 qemu_mod_timer(ts, expire_time);
852 static void timer_save(QEMUFile *f, void *opaque)
854 if (cpu_ticks_enabled) {
855 hw_error("cannot save state if virtual timers are running");
857 qemu_put_be64s(f, &cpu_ticks_offset);
858 qemu_put_be64s(f, &ticks_per_sec);
861 static int timer_load(QEMUFile *f, void *opaque, int version_id)
865 if (cpu_ticks_enabled) {
868 qemu_get_be64s(f, &cpu_ticks_offset);
869 qemu_get_be64s(f, &ticks_per_sec);
874 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
875 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
877 static void host_alarm_handler(int host_signum)
881 #define DISP_FREQ 1000
883 static int64_t delta_min = INT64_MAX;
884 static int64_t delta_max, delta_cum, last_clock, delta, ti;
886 ti = qemu_get_clock(vm_clock);
887 if (last_clock != 0) {
888 delta = ti - last_clock;
889 if (delta < delta_min)
891 if (delta > delta_max)
894 if (++count == DISP_FREQ) {
895 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
896 muldiv64(delta_min, 1000000, ticks_per_sec),
897 muldiv64(delta_max, 1000000, ticks_per_sec),
898 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
899 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
901 delta_min = INT64_MAX;
909 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
910 qemu_get_clock(vm_clock)) ||
911 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
912 qemu_get_clock(rt_clock))) {
914 SetEvent(host_alarm);
916 CPUState *env = cpu_single_env;
918 /* stop the currently executing cpu because a timer occured */
919 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
921 if (env->kqemu_enabled) {
922 kqemu_cpu_interrupt(env);
931 #if defined(__linux__)
933 #define RTC_FREQ 1024
937 static int start_rtc_timer(void)
939 rtc_fd = open("/dev/rtc", O_RDONLY);
942 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
943 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
944 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
945 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
948 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
953 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
959 static int start_rtc_timer(void)
964 #endif /* !defined(__linux__) */
966 #endif /* !defined(_WIN32) */
968 static void init_timers(void)
970 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
971 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
978 ZeroMemory(&tc, sizeof(TIMECAPS));
979 timeGetDevCaps(&tc, sizeof(TIMECAPS));
980 if (period < tc.wPeriodMin)
981 period = tc.wPeriodMin;
982 timeBeginPeriod(period);
983 timerID = timeSetEvent(1, // interval (ms)
984 period, // resolution
985 host_alarm_handler, // function
986 (DWORD)&count, // user parameter
987 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
989 perror("failed timer alarm");
992 host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
994 perror("failed CreateEvent");
997 ResetEvent(host_alarm);
999 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
1002 struct sigaction act;
1003 struct itimerval itv;
1005 /* get times() syscall frequency */
1006 timer_freq = sysconf(_SC_CLK_TCK);
1009 sigfillset(&act.sa_mask);
1011 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1012 act.sa_flags |= SA_ONSTACK;
1014 act.sa_handler = host_alarm_handler;
1015 sigaction(SIGALRM, &act, NULL);
1017 itv.it_interval.tv_sec = 0;
1018 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
1019 itv.it_value.tv_sec = 0;
1020 itv.it_value.tv_usec = 10 * 1000;
1021 setitimer(ITIMER_REAL, &itv, NULL);
1022 /* we probe the tick duration of the kernel to inform the user if
1023 the emulated kernel requested a too high timer frequency */
1024 getitimer(ITIMER_REAL, &itv);
1026 #if defined(__linux__)
1027 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1028 have timers with 1 ms resolution. The correct solution will
1029 be to use the POSIX real time timers available in recent
1031 if (itv.it_interval.tv_usec > 1000 || 1) {
1032 /* try to use /dev/rtc to have a faster timer */
1033 if (start_rtc_timer() < 0)
1035 /* disable itimer */
1036 itv.it_interval.tv_sec = 0;
1037 itv.it_interval.tv_usec = 0;
1038 itv.it_value.tv_sec = 0;
1039 itv.it_value.tv_usec = 0;
1040 setitimer(ITIMER_REAL, &itv, NULL);
1043 sigaction(SIGIO, &act, NULL);
1044 fcntl(rtc_fd, F_SETFL, O_ASYNC);
1045 fcntl(rtc_fd, F_SETOWN, getpid());
1047 #endif /* defined(__linux__) */
1050 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1051 PIT_FREQ) / 1000000;
1057 void quit_timers(void)
1060 timeKillEvent(timerID);
1061 timeEndPeriod(period);
1063 CloseHandle(host_alarm);
1069 /***********************************************************/
1070 /* character device */
1072 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1074 return s->chr_write(s, buf, len);
1077 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1081 return s->chr_ioctl(s, cmd, arg);
1084 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1089 vsnprintf(buf, sizeof(buf), fmt, ap);
1090 qemu_chr_write(s, buf, strlen(buf));
1094 void qemu_chr_send_event(CharDriverState *s, int event)
1096 if (s->chr_send_event)
1097 s->chr_send_event(s, event);
1100 void qemu_chr_add_read_handler(CharDriverState *s,
1101 IOCanRWHandler *fd_can_read,
1102 IOReadHandler *fd_read, void *opaque)
1104 s->chr_add_read_handler(s, fd_can_read, fd_read, opaque);
1107 void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event)
1109 s->chr_event = chr_event;
1112 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1117 static void null_chr_add_read_handler(CharDriverState *chr,
1118 IOCanRWHandler *fd_can_read,
1119 IOReadHandler *fd_read, void *opaque)
1123 CharDriverState *qemu_chr_open_null(void)
1125 CharDriverState *chr;
1127 chr = qemu_mallocz(sizeof(CharDriverState));
1130 chr->chr_write = null_chr_write;
1131 chr->chr_add_read_handler = null_chr_add_read_handler;
1137 static void socket_cleanup(void)
1142 static int socket_init(void)
1147 ret = WSAStartup(MAKEWORD(2,2), &Data);
1149 err = WSAGetLastError();
1150 fprintf(stderr, "WSAStartup: %d\n", err);
1153 atexit(socket_cleanup);
1157 static int send_all(int fd, const uint8_t *buf, int len1)
1163 ret = send(fd, buf, len, 0);
1166 errno = WSAGetLastError();
1167 if (errno != WSAEWOULDBLOCK) {
1170 } else if (ret == 0) {
1180 void socket_set_nonblock(int fd)
1182 unsigned long opt = 1;
1183 ioctlsocket(fd, FIONBIO, &opt);
1188 static int unix_write(int fd, const uint8_t *buf, int len1)
1194 ret = write(fd, buf, len);
1196 if (errno != EINTR && errno != EAGAIN)
1198 } else if (ret == 0) {
1208 static inline int send_all(int fd, const uint8_t *buf, int len1)
1210 return unix_write(fd, buf, len1);
1213 void socket_set_nonblock(int fd)
1215 fcntl(fd, F_SETFL, O_NONBLOCK);
1217 #endif /* !_WIN32 */
1223 IOCanRWHandler *fd_can_read;
1224 IOReadHandler *fd_read;
1229 #define STDIO_MAX_CLIENTS 2
1231 static int stdio_nb_clients;
1232 static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS];
1234 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1236 FDCharDriver *s = chr->opaque;
1237 return unix_write(s->fd_out, buf, len);
1240 static int fd_chr_read_poll(void *opaque)
1242 CharDriverState *chr = opaque;
1243 FDCharDriver *s = chr->opaque;
1245 s->max_size = s->fd_can_read(s->fd_opaque);
1249 static void fd_chr_read(void *opaque)
1251 CharDriverState *chr = opaque;
1252 FDCharDriver *s = chr->opaque;
1257 if (len > s->max_size)
1261 size = read(s->fd_in, buf, len);
1263 s->fd_read(s->fd_opaque, buf, size);
1267 static void fd_chr_add_read_handler(CharDriverState *chr,
1268 IOCanRWHandler *fd_can_read,
1269 IOReadHandler *fd_read, void *opaque)
1271 FDCharDriver *s = chr->opaque;
1273 if (s->fd_in >= 0) {
1274 s->fd_can_read = fd_can_read;
1275 s->fd_read = fd_read;
1276 s->fd_opaque = opaque;
1277 if (nographic && s->fd_in == 0) {
1279 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1280 fd_chr_read, NULL, chr);
1285 /* open a character device to a unix fd */
1286 CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1288 CharDriverState *chr;
1291 chr = qemu_mallocz(sizeof(CharDriverState));
1294 s = qemu_mallocz(sizeof(FDCharDriver));
1302 chr->chr_write = fd_chr_write;
1303 chr->chr_add_read_handler = fd_chr_add_read_handler;
1307 CharDriverState *qemu_chr_open_file_out(const char *file_out)
1311 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
1314 return qemu_chr_open_fd(-1, fd_out);
1317 CharDriverState *qemu_chr_open_pipe(const char *filename)
1321 fd = open(filename, O_RDWR | O_BINARY);
1324 return qemu_chr_open_fd(fd, fd);
1328 /* for STDIO, we handle the case where several clients use it
1331 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1333 #define TERM_FIFO_MAX_SIZE 1
1335 static int term_got_escape, client_index;
1336 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1339 void term_print_help(void)
1342 "C-a h print this help\n"
1343 "C-a x exit emulator\n"
1344 "C-a s save disk data back to file (if -snapshot)\n"
1345 "C-a b send break (magic sysrq)\n"
1346 "C-a c switch between console and monitor\n"
1347 "C-a C-a send C-a\n"
1351 /* called when a char is received */
1352 static void stdio_received_byte(int ch)
1354 if (term_got_escape) {
1355 term_got_escape = 0;
1366 for (i = 0; i < MAX_DISKS; i++) {
1368 bdrv_commit(bs_table[i]);
1373 if (client_index < stdio_nb_clients) {
1374 CharDriverState *chr;
1377 chr = stdio_clients[client_index];
1379 chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK);
1384 if (client_index >= stdio_nb_clients)
1386 if (client_index == 0) {
1387 /* send a new line in the monitor to get the prompt */
1395 } else if (ch == TERM_ESCAPE) {
1396 term_got_escape = 1;
1399 if (client_index < stdio_nb_clients) {
1401 CharDriverState *chr;
1404 chr = stdio_clients[client_index];
1406 if (s->fd_can_read(s->fd_opaque) > 0) {
1408 s->fd_read(s->fd_opaque, buf, 1);
1409 } else if (term_fifo_size == 0) {
1410 term_fifo[term_fifo_size++] = ch;
1416 static int stdio_read_poll(void *opaque)
1418 CharDriverState *chr;
1421 if (client_index < stdio_nb_clients) {
1422 chr = stdio_clients[client_index];
1424 /* try to flush the queue if needed */
1425 if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) {
1426 s->fd_read(s->fd_opaque, term_fifo, 1);
1429 /* see if we can absorb more chars */
1430 if (term_fifo_size == 0)
1439 static void stdio_read(void *opaque)
1444 size = read(0, buf, 1);
1446 stdio_received_byte(buf[0]);
1449 /* init terminal so that we can grab keys */
1450 static struct termios oldtty;
1451 static int old_fd0_flags;
1453 static void term_exit(void)
1455 tcsetattr (0, TCSANOW, &oldtty);
1456 fcntl(0, F_SETFL, old_fd0_flags);
1459 static void term_init(void)
1463 tcgetattr (0, &tty);
1465 old_fd0_flags = fcntl(0, F_GETFL);
1467 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1468 |INLCR|IGNCR|ICRNL|IXON);
1469 tty.c_oflag |= OPOST;
1470 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1471 /* if graphical mode, we allow Ctrl-C handling */
1473 tty.c_lflag &= ~ISIG;
1474 tty.c_cflag &= ~(CSIZE|PARENB);
1477 tty.c_cc[VTIME] = 0;
1479 tcsetattr (0, TCSANOW, &tty);
1483 fcntl(0, F_SETFL, O_NONBLOCK);
1486 CharDriverState *qemu_chr_open_stdio(void)
1488 CharDriverState *chr;
1491 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1493 chr = qemu_chr_open_fd(0, 1);
1494 if (stdio_nb_clients == 0)
1495 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL);
1496 client_index = stdio_nb_clients;
1498 if (stdio_nb_clients != 0)
1500 chr = qemu_chr_open_fd(0, 1);
1502 stdio_clients[stdio_nb_clients++] = chr;
1503 if (stdio_nb_clients == 1) {
1504 /* set the terminal in raw mode */
1510 #if defined(__linux__)
1511 CharDriverState *qemu_chr_open_pty(void)
1514 char slave_name[1024];
1515 int master_fd, slave_fd;
1517 /* Not satisfying */
1518 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1522 /* Disabling local echo and line-buffered output */
1523 tcgetattr (master_fd, &tty);
1524 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1526 tty.c_cc[VTIME] = 0;
1527 tcsetattr (master_fd, TCSAFLUSH, &tty);
1529 fprintf(stderr, "char device redirected to %s\n", slave_name);
1530 return qemu_chr_open_fd(master_fd, master_fd);
1533 static void tty_serial_init(int fd, int speed,
1534 int parity, int data_bits, int stop_bits)
1540 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1541 speed, parity, data_bits, stop_bits);
1543 tcgetattr (fd, &tty);
1585 cfsetispeed(&tty, spd);
1586 cfsetospeed(&tty, spd);
1588 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1589 |INLCR|IGNCR|ICRNL|IXON);
1590 tty.c_oflag |= OPOST;
1591 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
1592 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS);
1613 tty.c_cflag |= PARENB;
1616 tty.c_cflag |= PARENB | PARODD;
1620 tcsetattr (fd, TCSANOW, &tty);
1623 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
1625 FDCharDriver *s = chr->opaque;
1628 case CHR_IOCTL_SERIAL_SET_PARAMS:
1630 QEMUSerialSetParams *ssp = arg;
1631 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1632 ssp->data_bits, ssp->stop_bits);
1635 case CHR_IOCTL_SERIAL_SET_BREAK:
1637 int enable = *(int *)arg;
1639 tcsendbreak(s->fd_in, 1);
1648 CharDriverState *qemu_chr_open_tty(const char *filename)
1650 CharDriverState *chr;
1653 fd = open(filename, O_RDWR | O_NONBLOCK);
1656 fcntl(fd, F_SETFL, O_NONBLOCK);
1657 tty_serial_init(fd, 115200, 'N', 8, 1);
1658 chr = qemu_chr_open_fd(fd, fd);
1661 chr->chr_ioctl = tty_serial_ioctl;
1665 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1667 int fd = (int)chr->opaque;
1671 case CHR_IOCTL_PP_READ_DATA:
1672 if (ioctl(fd, PPRDATA, &b) < 0)
1674 *(uint8_t *)arg = b;
1676 case CHR_IOCTL_PP_WRITE_DATA:
1677 b = *(uint8_t *)arg;
1678 if (ioctl(fd, PPWDATA, &b) < 0)
1681 case CHR_IOCTL_PP_READ_CONTROL:
1682 if (ioctl(fd, PPRCONTROL, &b) < 0)
1684 *(uint8_t *)arg = b;
1686 case CHR_IOCTL_PP_WRITE_CONTROL:
1687 b = *(uint8_t *)arg;
1688 if (ioctl(fd, PPWCONTROL, &b) < 0)
1691 case CHR_IOCTL_PP_READ_STATUS:
1692 if (ioctl(fd, PPRSTATUS, &b) < 0)
1694 *(uint8_t *)arg = b;
1702 CharDriverState *qemu_chr_open_pp(const char *filename)
1704 CharDriverState *chr;
1707 fd = open(filename, O_RDWR);
1711 if (ioctl(fd, PPCLAIM) < 0) {
1716 chr = qemu_mallocz(sizeof(CharDriverState));
1721 chr->opaque = (void *)fd;
1722 chr->chr_write = null_chr_write;
1723 chr->chr_add_read_handler = null_chr_add_read_handler;
1724 chr->chr_ioctl = pp_ioctl;
1729 CharDriverState *qemu_chr_open_pty(void)
1735 #endif /* !defined(_WIN32) */
1739 IOCanRWHandler *fd_can_read;
1740 IOReadHandler *fd_read;
1743 HANDLE hcom, hrecv, hsend;
1744 OVERLAPPED orecv, osend;
1749 #define NSENDBUF 2048
1750 #define NRECVBUF 2048
1751 #define MAXCONNECT 1
1752 #define NTIMEOUT 5000
1754 static int win_chr_poll(void *opaque);
1755 static int win_chr_pipe_poll(void *opaque);
1757 static void win_chr_close2(WinCharState *s)
1760 CloseHandle(s->hsend);
1764 CloseHandle(s->hrecv);
1768 CloseHandle(s->hcom);
1772 qemu_del_polling_cb(win_chr_pipe_poll, s);
1774 qemu_del_polling_cb(win_chr_poll, s);
1777 static void win_chr_close(CharDriverState *chr)
1779 WinCharState *s = chr->opaque;
1783 static int win_chr_init(WinCharState *s, const char *filename)
1786 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
1791 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
1793 fprintf(stderr, "Failed CreateEvent\n");
1796 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
1798 fprintf(stderr, "Failed CreateEvent\n");
1802 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
1803 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
1804 if (s->hcom == INVALID_HANDLE_VALUE) {
1805 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
1810 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
1811 fprintf(stderr, "Failed SetupComm\n");
1815 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
1816 size = sizeof(COMMCONFIG);
1817 GetDefaultCommConfig(filename, &comcfg, &size);
1818 comcfg.dcb.DCBlength = sizeof(DCB);
1819 CommConfigDialog(filename, NULL, &comcfg);
1821 if (!SetCommState(s->hcom, &comcfg.dcb)) {
1822 fprintf(stderr, "Failed SetCommState\n");
1826 if (!SetCommMask(s->hcom, EV_ERR)) {
1827 fprintf(stderr, "Failed SetCommMask\n");
1831 cto.ReadIntervalTimeout = MAXDWORD;
1832 if (!SetCommTimeouts(s->hcom, &cto)) {
1833 fprintf(stderr, "Failed SetCommTimeouts\n");
1837 if (!ClearCommError(s->hcom, &err, &comstat)) {
1838 fprintf(stderr, "Failed ClearCommError\n");
1841 qemu_add_polling_cb(win_chr_poll, s);
1849 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
1851 WinCharState *s = chr->opaque;
1852 DWORD len, ret, size, err;
1855 ZeroMemory(&s->osend, sizeof(s->osend));
1856 s->osend.hEvent = s->hsend;
1859 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
1861 ret = WriteFile(s->hcom, buf, len, &size, NULL);
1863 err = GetLastError();
1864 if (err == ERROR_IO_PENDING) {
1865 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
1883 static int win_chr_read_poll(WinCharState *s)
1885 s->max_size = s->fd_can_read(s->win_opaque);
1889 static void win_chr_readfile(WinCharState *s)
1895 ZeroMemory(&s->orecv, sizeof(s->orecv));
1896 s->orecv.hEvent = s->hrecv;
1897 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
1899 err = GetLastError();
1900 if (err == ERROR_IO_PENDING) {
1901 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
1906 s->fd_read(s->win_opaque, buf, size);
1910 static void win_chr_read(WinCharState *s)
1912 if (s->len > s->max_size)
1913 s->len = s->max_size;
1917 win_chr_readfile(s);
1920 static int win_chr_poll(void *opaque)
1922 WinCharState *s = opaque;
1926 ClearCommError(s->hcom, &comerr, &status);
1927 if (status.cbInQue > 0) {
1928 s->len = status.cbInQue;
1929 win_chr_read_poll(s);
1936 static void win_chr_add_read_handler(CharDriverState *chr,
1937 IOCanRWHandler *fd_can_read,
1938 IOReadHandler *fd_read, void *opaque)
1940 WinCharState *s = chr->opaque;
1942 s->fd_can_read = fd_can_read;
1943 s->fd_read = fd_read;
1944 s->win_opaque = opaque;
1947 CharDriverState *qemu_chr_open_win(const char *filename)
1949 CharDriverState *chr;
1952 chr = qemu_mallocz(sizeof(CharDriverState));
1955 s = qemu_mallocz(sizeof(WinCharState));
1961 chr->chr_write = win_chr_write;
1962 chr->chr_add_read_handler = win_chr_add_read_handler;
1963 chr->chr_close = win_chr_close;
1965 if (win_chr_init(s, filename) < 0) {
1973 static int win_chr_pipe_poll(void *opaque)
1975 WinCharState *s = opaque;
1978 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
1981 win_chr_read_poll(s);
1988 static int win_chr_pipe_init(WinCharState *s, const char *filename)
1997 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
1999 fprintf(stderr, "Failed CreateEvent\n");
2002 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2004 fprintf(stderr, "Failed CreateEvent\n");
2008 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2009 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2010 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2012 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2013 if (s->hcom == INVALID_HANDLE_VALUE) {
2014 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2019 ZeroMemory(&ov, sizeof(ov));
2020 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2021 ret = ConnectNamedPipe(s->hcom, &ov);
2023 fprintf(stderr, "Failed ConnectNamedPipe\n");
2027 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2029 fprintf(stderr, "Failed GetOverlappedResult\n");
2031 CloseHandle(ov.hEvent);
2038 CloseHandle(ov.hEvent);
2041 qemu_add_polling_cb(win_chr_pipe_poll, s);
2050 CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2052 CharDriverState *chr;
2055 chr = qemu_mallocz(sizeof(CharDriverState));
2058 s = qemu_mallocz(sizeof(WinCharState));
2064 chr->chr_write = win_chr_write;
2065 chr->chr_add_read_handler = win_chr_add_read_handler;
2066 chr->chr_close = win_chr_close;
2068 if (win_chr_pipe_init(s, filename) < 0) {
2076 CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2078 CharDriverState *chr;
2081 chr = qemu_mallocz(sizeof(CharDriverState));
2084 s = qemu_mallocz(sizeof(WinCharState));
2091 chr->chr_write = win_chr_write;
2092 chr->chr_add_read_handler = win_chr_add_read_handler;
2096 CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2100 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2101 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2102 if (fd_out == INVALID_HANDLE_VALUE)
2105 return qemu_chr_open_win_file(fd_out);
2109 CharDriverState *qemu_chr_open(const char *filename)
2113 if (!strcmp(filename, "vc")) {
2114 return text_console_init(&display_state);
2115 } else if (!strcmp(filename, "null")) {
2116 return qemu_chr_open_null();
2119 if (strstart(filename, "file:", &p)) {
2120 return qemu_chr_open_file_out(p);
2121 } else if (strstart(filename, "pipe:", &p)) {
2122 return qemu_chr_open_pipe(p);
2123 } else if (!strcmp(filename, "pty")) {
2124 return qemu_chr_open_pty();
2125 } else if (!strcmp(filename, "stdio")) {
2126 return qemu_chr_open_stdio();
2129 #if defined(__linux__)
2130 if (strstart(filename, "/dev/parport", NULL)) {
2131 return qemu_chr_open_pp(filename);
2133 if (strstart(filename, "/dev/", NULL)) {
2134 return qemu_chr_open_tty(filename);
2138 if (strstart(filename, "COM", NULL)) {
2139 return qemu_chr_open_win(filename);
2141 if (strstart(filename, "pipe:", &p)) {
2142 return qemu_chr_open_win_pipe(p);
2144 if (strstart(filename, "file:", &p)) {
2145 return qemu_chr_open_win_file_out(p);
2153 void qemu_chr_close(CharDriverState *chr)
2156 chr->chr_close(chr);
2159 /***********************************************************/
2160 /* network device redirectors */
2162 void hex_dump(FILE *f, const uint8_t *buf, int size)
2166 for(i=0;i<size;i+=16) {
2170 fprintf(f, "%08x ", i);
2173 fprintf(f, " %02x", buf[i+j]);
2178 for(j=0;j<len;j++) {
2180 if (c < ' ' || c > '~')
2182 fprintf(f, "%c", c);
2188 static int parse_macaddr(uint8_t *macaddr, const char *p)
2191 for(i = 0; i < 6; i++) {
2192 macaddr[i] = strtol(p, (char **)&p, 16);
2205 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
2210 p1 = strchr(p, sep);
2216 if (len > buf_size - 1)
2218 memcpy(buf, p, len);
2225 int parse_host_port(struct sockaddr_in *saddr, const char *str)
2233 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2235 saddr->sin_family = AF_INET;
2236 if (buf[0] == '\0') {
2237 saddr->sin_addr.s_addr = 0;
2239 if (isdigit(buf[0])) {
2240 if (!inet_aton(buf, &saddr->sin_addr))
2243 if ((he = gethostbyname(buf)) == NULL)
2245 saddr->sin_addr = *(struct in_addr *)he->h_addr;
2248 port = strtol(p, (char **)&r, 0);
2251 saddr->sin_port = htons(port);
2255 /* find or alloc a new VLAN */
2256 VLANState *qemu_find_vlan(int id)
2258 VLANState **pvlan, *vlan;
2259 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
2263 vlan = qemu_mallocz(sizeof(VLANState));
2268 pvlan = &first_vlan;
2269 while (*pvlan != NULL)
2270 pvlan = &(*pvlan)->next;
2275 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
2276 IOReadHandler *fd_read,
2277 IOCanRWHandler *fd_can_read,
2280 VLANClientState *vc, **pvc;
2281 vc = qemu_mallocz(sizeof(VLANClientState));
2284 vc->fd_read = fd_read;
2285 vc->fd_can_read = fd_can_read;
2286 vc->opaque = opaque;
2290 pvc = &vlan->first_client;
2291 while (*pvc != NULL)
2292 pvc = &(*pvc)->next;
2297 int qemu_can_send_packet(VLANClientState *vc1)
2299 VLANState *vlan = vc1->vlan;
2300 VLANClientState *vc;
2302 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
2304 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
2311 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
2313 VLANState *vlan = vc1->vlan;
2314 VLANClientState *vc;
2317 printf("vlan %d send:\n", vlan->id);
2318 hex_dump(stdout, buf, size);
2320 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
2322 vc->fd_read(vc->opaque, buf, size);
2327 #if defined(CONFIG_SLIRP)
2329 /* slirp network adapter */
2331 static int slirp_inited;
2332 static VLANClientState *slirp_vc;
2334 int slirp_can_output(void)
2336 return !slirp_vc || qemu_can_send_packet(slirp_vc);
2339 void slirp_output(const uint8_t *pkt, int pkt_len)
2342 printf("slirp output:\n");
2343 hex_dump(stdout, pkt, pkt_len);
2347 qemu_send_packet(slirp_vc, pkt, pkt_len);
2350 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
2353 printf("slirp input:\n");
2354 hex_dump(stdout, buf, size);
2356 slirp_input(buf, size);
2359 static int net_slirp_init(VLANState *vlan)
2361 if (!slirp_inited) {
2365 slirp_vc = qemu_new_vlan_client(vlan,
2366 slirp_receive, NULL, NULL);
2367 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
2371 static void net_slirp_redir(const char *redir_str)
2376 struct in_addr guest_addr;
2377 int host_port, guest_port;
2379 if (!slirp_inited) {
2385 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2387 if (!strcmp(buf, "tcp")) {
2389 } else if (!strcmp(buf, "udp")) {
2395 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2397 host_port = strtol(buf, &r, 0);
2401 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2403 if (buf[0] == '\0') {
2404 pstrcpy(buf, sizeof(buf), "10.0.2.15");
2406 if (!inet_aton(buf, &guest_addr))
2409 guest_port = strtol(p, &r, 0);
2413 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
2414 fprintf(stderr, "qemu: could not set up redirection\n");
2419 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
2427 static void smb_exit(void)
2431 char filename[1024];
2433 /* erase all the files in the directory */
2434 d = opendir(smb_dir);
2439 if (strcmp(de->d_name, ".") != 0 &&
2440 strcmp(de->d_name, "..") != 0) {
2441 snprintf(filename, sizeof(filename), "%s/%s",
2442 smb_dir, de->d_name);
2450 /* automatic user mode samba server configuration */
2451 void net_slirp_smb(const char *exported_dir)
2453 char smb_conf[1024];
2454 char smb_cmdline[1024];
2457 if (!slirp_inited) {
2462 /* XXX: better tmp dir construction */
2463 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
2464 if (mkdir(smb_dir, 0700) < 0) {
2465 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
2468 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
2470 f = fopen(smb_conf, "w");
2472 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
2479 "socket address=127.0.0.1\n"
2480 "pid directory=%s\n"
2481 "lock directory=%s\n"
2482 "log file=%s/log.smbd\n"
2483 "smb passwd file=%s/smbpasswd\n"
2484 "security = share\n"
2499 snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s",
2502 slirp_add_exec(0, smb_cmdline, 4, 139);
2505 #endif /* !defined(_WIN32) */
2507 #endif /* CONFIG_SLIRP */
2509 #if !defined(_WIN32)
2511 typedef struct TAPState {
2512 VLANClientState *vc;
2516 static void tap_receive(void *opaque, const uint8_t *buf, int size)
2518 TAPState *s = opaque;
2521 ret = write(s->fd, buf, size);
2522 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
2529 static void tap_send(void *opaque)
2531 TAPState *s = opaque;
2535 size = read(s->fd, buf, sizeof(buf));
2537 qemu_send_packet(s->vc, buf, size);
2543 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
2547 s = qemu_mallocz(sizeof(TAPState));
2551 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
2552 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
2553 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
2558 static int tap_open(char *ifname, int ifname_size)
2564 fd = open("/dev/tap", O_RDWR);
2566 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
2571 dev = devname(s.st_rdev, S_IFCHR);
2572 pstrcpy(ifname, ifname_size, dev);
2574 fcntl(fd, F_SETFL, O_NONBLOCK);
2577 #elif defined(__sun__)
2578 static int tap_open(char *ifname, int ifname_size)
2580 fprintf(stderr, "warning: tap_open not yet implemented\n");
2584 static int tap_open(char *ifname, int ifname_size)
2589 fd = open("/dev/net/tun", O_RDWR);
2591 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
2594 memset(&ifr, 0, sizeof(ifr));
2595 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
2596 if (ifname[0] != '\0')
2597 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
2599 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
2600 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
2602 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
2606 pstrcpy(ifname, ifname_size, ifr.ifr_name);
2607 fcntl(fd, F_SETFL, O_NONBLOCK);
2612 static int net_tap_init(VLANState *vlan, const char *ifname1,
2613 const char *setup_script)
2616 int pid, status, fd;
2621 if (ifname1 != NULL)
2622 pstrcpy(ifname, sizeof(ifname), ifname1);
2625 fd = tap_open(ifname, sizeof(ifname));
2631 if (setup_script[0] != '\0') {
2632 /* try to launch network init script */
2637 *parg++ = (char *)setup_script;
2640 execv(setup_script, args);
2643 while (waitpid(pid, &status, 0) != pid);
2644 if (!WIFEXITED(status) ||
2645 WEXITSTATUS(status) != 0) {
2646 fprintf(stderr, "%s: could not launch network script\n",
2652 s = net_tap_fd_init(vlan, fd);
2655 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2656 "tap: ifname=%s setup_script=%s", ifname, setup_script);
2660 #endif /* !_WIN32 */
2662 /* network connection */
2663 typedef struct NetSocketState {
2664 VLANClientState *vc;
2666 int state; /* 0 = getting length, 1 = getting data */
2670 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
2673 typedef struct NetSocketListenState {
2676 } NetSocketListenState;
2678 /* XXX: we consider we can send the whole packet without blocking */
2679 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
2681 NetSocketState *s = opaque;
2685 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
2686 send_all(s->fd, buf, size);
2689 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
2691 NetSocketState *s = opaque;
2692 sendto(s->fd, buf, size, 0,
2693 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
2696 static void net_socket_send(void *opaque)
2698 NetSocketState *s = opaque;
2703 size = recv(s->fd, buf1, sizeof(buf1), 0);
2705 err = socket_error();
2706 if (err != EWOULDBLOCK)
2708 } else if (size == 0) {
2709 /* end of connection */
2711 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2717 /* reassemble a packet from the network */
2723 memcpy(s->buf + s->index, buf, l);
2727 if (s->index == 4) {
2729 s->packet_len = ntohl(*(uint32_t *)s->buf);
2735 l = s->packet_len - s->index;
2738 memcpy(s->buf + s->index, buf, l);
2742 if (s->index >= s->packet_len) {
2743 qemu_send_packet(s->vc, s->buf, s->packet_len);
2752 static void net_socket_send_dgram(void *opaque)
2754 NetSocketState *s = opaque;
2757 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
2761 /* end of connection */
2762 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2765 qemu_send_packet(s->vc, s->buf, size);
2768 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
2773 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
2774 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
2775 inet_ntoa(mcastaddr->sin_addr),
2776 (int)ntohl(mcastaddr->sin_addr.s_addr));
2780 fd = socket(PF_INET, SOCK_DGRAM, 0);
2782 perror("socket(PF_INET, SOCK_DGRAM)");
2787 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
2788 (const char *)&val, sizeof(val));
2790 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
2794 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
2800 /* Add host to multicast group */
2801 imr.imr_multiaddr = mcastaddr->sin_addr;
2802 imr.imr_interface.s_addr = htonl(INADDR_ANY);
2804 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
2805 (const char *)&imr, sizeof(struct ip_mreq));
2807 perror("setsockopt(IP_ADD_MEMBERSHIP)");
2811 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
2813 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
2814 (const char *)&val, sizeof(val));
2816 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
2820 socket_set_nonblock(fd);
2823 if (fd>=0) close(fd);
2827 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
2830 struct sockaddr_in saddr;
2832 socklen_t saddr_len;
2835 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
2836 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
2837 * by ONLY ONE process: we must "clone" this dgram socket --jjo
2841 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
2843 if (saddr.sin_addr.s_addr==0) {
2844 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
2848 /* clone dgram socket */
2849 newfd = net_socket_mcast_create(&saddr);
2851 /* error already reported by net_socket_mcast_create() */
2855 /* clone newfd to fd, close newfd */
2860 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
2861 fd, strerror(errno));
2866 s = qemu_mallocz(sizeof(NetSocketState));
2871 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
2872 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
2874 /* mcast: save bound address as dst */
2875 if (is_connected) s->dgram_dst=saddr;
2877 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2878 "socket: fd=%d (%s mcast=%s:%d)",
2879 fd, is_connected? "cloned" : "",
2880 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2884 static void net_socket_connect(void *opaque)
2886 NetSocketState *s = opaque;
2887 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
2890 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
2894 s = qemu_mallocz(sizeof(NetSocketState));
2898 s->vc = qemu_new_vlan_client(vlan,
2899 net_socket_receive, NULL, s);
2900 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2901 "socket: fd=%d", fd);
2903 net_socket_connect(s);
2905 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
2910 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
2913 int so_type=-1, optlen=sizeof(so_type);
2915 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
2916 fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
2921 return net_socket_fd_init_dgram(vlan, fd, is_connected);
2923 return net_socket_fd_init_stream(vlan, fd, is_connected);
2925 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
2926 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
2927 return net_socket_fd_init_stream(vlan, fd, is_connected);
2932 static void net_socket_accept(void *opaque)
2934 NetSocketListenState *s = opaque;
2936 struct sockaddr_in saddr;
2941 len = sizeof(saddr);
2942 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
2943 if (fd < 0 && errno != EINTR) {
2945 } else if (fd >= 0) {
2949 s1 = net_socket_fd_init(s->vlan, fd, 1);
2953 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
2954 "socket: connection from %s:%d",
2955 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2959 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
2961 NetSocketListenState *s;
2963 struct sockaddr_in saddr;
2965 if (parse_host_port(&saddr, host_str) < 0)
2968 s = qemu_mallocz(sizeof(NetSocketListenState));
2972 fd = socket(PF_INET, SOCK_STREAM, 0);
2977 socket_set_nonblock(fd);
2979 /* allow fast reuse */
2981 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2983 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
2988 ret = listen(fd, 0);
2995 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
2999 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
3002 int fd, connected, ret, err;
3003 struct sockaddr_in saddr;
3005 if (parse_host_port(&saddr, host_str) < 0)
3008 fd = socket(PF_INET, SOCK_STREAM, 0);
3013 socket_set_nonblock(fd);
3017 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
3019 err = socket_error();
3020 if (err == EINTR || err == EWOULDBLOCK) {
3021 } else if (err == EINPROGRESS) {
3033 s = net_socket_fd_init(vlan, fd, connected);
3036 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3037 "socket: connect to %s:%d",
3038 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3042 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
3046 struct sockaddr_in saddr;
3048 if (parse_host_port(&saddr, host_str) < 0)
3052 fd = net_socket_mcast_create(&saddr);
3056 s = net_socket_fd_init(vlan, fd, 0);
3060 s->dgram_dst = saddr;
3062 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3063 "socket: mcast=%s:%d",
3064 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3069 static int get_param_value(char *buf, int buf_size,
3070 const char *tag, const char *str)
3079 while (*p != '\0' && *p != '=') {
3080 if ((q - option) < sizeof(option) - 1)
3088 if (!strcmp(tag, option)) {
3090 while (*p != '\0' && *p != ',') {
3091 if ((q - buf) < buf_size - 1)
3098 while (*p != '\0' && *p != ',') {
3109 int net_client_init(const char *str)
3120 while (*p != '\0' && *p != ',') {
3121 if ((q - device) < sizeof(device) - 1)
3129 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
3130 vlan_id = strtol(buf, NULL, 0);
3132 vlan = qemu_find_vlan(vlan_id);
3134 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
3137 if (!strcmp(device, "nic")) {
3141 if (nb_nics >= MAX_NICS) {
3142 fprintf(stderr, "Too Many NICs\n");
3145 nd = &nd_table[nb_nics];
3146 macaddr = nd->macaddr;
3152 macaddr[5] = 0x56 + nb_nics;
3154 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
3155 if (parse_macaddr(macaddr, buf) < 0) {
3156 fprintf(stderr, "invalid syntax for ethernet address\n");
3160 if (get_param_value(buf, sizeof(buf), "model", p)) {
3161 nd->model = strdup(buf);
3167 if (!strcmp(device, "none")) {
3168 /* does nothing. It is needed to signal that no network cards
3173 if (!strcmp(device, "user")) {
3174 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
3175 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
3177 ret = net_slirp_init(vlan);
3181 if (!strcmp(device, "tap")) {
3183 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
3184 fprintf(stderr, "tap: no interface name\n");
3187 ret = tap_win32_init(vlan, ifname);
3190 if (!strcmp(device, "tap")) {
3192 char setup_script[1024];
3194 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
3195 fd = strtol(buf, NULL, 0);
3197 if (net_tap_fd_init(vlan, fd))
3200 get_param_value(ifname, sizeof(ifname), "ifname", p);
3201 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
3202 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
3204 ret = net_tap_init(vlan, ifname, setup_script);
3208 if (!strcmp(device, "socket")) {
3209 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
3211 fd = strtol(buf, NULL, 0);
3213 if (net_socket_fd_init(vlan, fd, 1))
3215 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
3216 ret = net_socket_listen_init(vlan, buf);
3217 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
3218 ret = net_socket_connect_init(vlan, buf);
3219 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
3220 ret = net_socket_mcast_init(vlan, buf);
3222 fprintf(stderr, "Unknown socket options: %s\n", p);
3227 fprintf(stderr, "Unknown network device: %s\n", device);
3231 fprintf(stderr, "Could not initialize device '%s'\n", device);
3237 void do_info_network(void)
3240 VLANClientState *vc;
3242 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3243 term_printf("VLAN %d devices:\n", vlan->id);
3244 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
3245 term_printf(" %s\n", vc->info_str);
3249 /***********************************************************/
3252 static int usb_device_add(const char *devname)
3260 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
3261 if (!vm_usb_ports[i]->dev)
3264 if (i == MAX_VM_USB_PORTS)
3267 if (strstart(devname, "host:", &p)) {
3268 dev = usb_host_device_open(p);
3271 } else if (!strcmp(devname, "mouse")) {
3272 dev = usb_mouse_init();
3275 } else if (!strcmp(devname, "tablet")) {
3276 dev = usb_tablet_init();
3282 usb_attach(vm_usb_ports[i], dev);
3286 static int usb_device_del(const char *devname)
3289 int bus_num, addr, i;
3295 p = strchr(devname, '.');
3298 bus_num = strtoul(devname, NULL, 0);
3299 addr = strtoul(p + 1, NULL, 0);
3302 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
3303 dev = vm_usb_ports[i]->dev;
3304 if (dev && dev->addr == addr)
3307 if (i == MAX_VM_USB_PORTS)
3309 usb_attach(vm_usb_ports[i], NULL);
3313 void do_usb_add(const char *devname)
3316 ret = usb_device_add(devname);
3318 term_printf("Could not add USB device '%s'\n", devname);
3321 void do_usb_del(const char *devname)
3324 ret = usb_device_del(devname);
3326 term_printf("Could not remove USB device '%s'\n", devname);
3333 const char *speed_str;
3336 term_printf("USB support not enabled\n");
3340 for(i = 0; i < MAX_VM_USB_PORTS; i++) {
3341 dev = vm_usb_ports[i]->dev;
3343 term_printf("Hub port %d:\n", i);
3344 switch(dev->speed) {
3348 case USB_SPEED_FULL:
3351 case USB_SPEED_HIGH:
3358 term_printf(" Device %d.%d, speed %s Mb/s\n",
3359 0, dev->addr, speed_str);
3364 /***********************************************************/
3367 static char *pid_filename;
3369 /* Remove PID file. Called on normal exit */
3371 static void remove_pidfile(void)
3373 unlink (pid_filename);
3376 static void create_pidfile(const char *filename)
3378 struct stat pidstat;
3381 /* Try to write our PID to the named file */
3382 if (stat(filename, &pidstat) < 0) {
3383 if (errno == ENOENT) {
3384 if ((f = fopen (filename, "w")) == NULL) {
3385 perror("Opening pidfile");
3388 fprintf(f, "%d\n", getpid());
3390 pid_filename = qemu_strdup(filename);
3391 if (!pid_filename) {
3392 fprintf(stderr, "Could not save PID filename");
3395 atexit(remove_pidfile);
3398 fprintf(stderr, "%s already exists. Remove it and try again.\n",
3404 /***********************************************************/
3407 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
3411 static void dumb_resize(DisplayState *ds, int w, int h)
3415 static void dumb_refresh(DisplayState *ds)
3420 void dumb_display_init(DisplayState *ds)
3425 ds->dpy_update = dumb_update;
3426 ds->dpy_resize = dumb_resize;
3427 ds->dpy_refresh = dumb_refresh;
3430 #if !defined(CONFIG_SOFTMMU)
3431 /***********************************************************/
3432 /* cpu signal handler */
3433 static void host_segv_handler(int host_signum, siginfo_t *info,
3436 if (cpu_signal_handler(host_signum, info, puc))
3438 if (stdio_nb_clients > 0)
3444 /***********************************************************/
3447 #define MAX_IO_HANDLERS 64
3449 typedef struct IOHandlerRecord {
3451 IOCanRWHandler *fd_read_poll;
3453 IOHandler *fd_write;
3455 /* temporary data */
3457 struct IOHandlerRecord *next;
3460 static IOHandlerRecord *first_io_handler;
3462 /* XXX: fd_read_poll should be suppressed, but an API change is
3463 necessary in the character devices to suppress fd_can_read(). */
3464 int qemu_set_fd_handler2(int fd,
3465 IOCanRWHandler *fd_read_poll,
3467 IOHandler *fd_write,
3470 IOHandlerRecord **pioh, *ioh;
3472 if (!fd_read && !fd_write) {
3473 pioh = &first_io_handler;
3478 if (ioh->fd == fd) {
3486 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
3490 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
3493 ioh->next = first_io_handler;
3494 first_io_handler = ioh;
3497 ioh->fd_read_poll = fd_read_poll;
3498 ioh->fd_read = fd_read;
3499 ioh->fd_write = fd_write;
3500 ioh->opaque = opaque;
3505 int qemu_set_fd_handler(int fd,
3507 IOHandler *fd_write,
3510 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
3513 /***********************************************************/
3514 /* Polling handling */
3516 typedef struct PollingEntry {
3519 struct PollingEntry *next;
3522 static PollingEntry *first_polling_entry;
3524 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
3526 PollingEntry **ppe, *pe;
3527 pe = qemu_mallocz(sizeof(PollingEntry));
3531 pe->opaque = opaque;
3532 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
3537 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
3539 PollingEntry **ppe, *pe;
3540 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
3542 if (pe->func == func && pe->opaque == opaque) {
3550 /***********************************************************/
3551 /* savevm/loadvm support */
3553 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
3555 fwrite(buf, 1, size, f);
3558 void qemu_put_byte(QEMUFile *f, int v)
3563 void qemu_put_be16(QEMUFile *f, unsigned int v)
3565 qemu_put_byte(f, v >> 8);
3566 qemu_put_byte(f, v);
3569 void qemu_put_be32(QEMUFile *f, unsigned int v)
3571 qemu_put_byte(f, v >> 24);
3572 qemu_put_byte(f, v >> 16);
3573 qemu_put_byte(f, v >> 8);
3574 qemu_put_byte(f, v);
3577 void qemu_put_be64(QEMUFile *f, uint64_t v)
3579 qemu_put_be32(f, v >> 32);
3580 qemu_put_be32(f, v);
3583 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size)
3585 return fread(buf, 1, size, f);
3588 int qemu_get_byte(QEMUFile *f)
3598 unsigned int qemu_get_be16(QEMUFile *f)
3601 v = qemu_get_byte(f) << 8;
3602 v |= qemu_get_byte(f);
3606 unsigned int qemu_get_be32(QEMUFile *f)
3609 v = qemu_get_byte(f) << 24;
3610 v |= qemu_get_byte(f) << 16;
3611 v |= qemu_get_byte(f) << 8;
3612 v |= qemu_get_byte(f);
3616 uint64_t qemu_get_be64(QEMUFile *f)
3619 v = (uint64_t)qemu_get_be32(f) << 32;
3620 v |= qemu_get_be32(f);
3624 int64_t qemu_ftell(QEMUFile *f)
3629 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
3631 if (fseek(f, pos, whence) < 0)
3636 typedef struct SaveStateEntry {
3640 SaveStateHandler *save_state;
3641 LoadStateHandler *load_state;
3643 struct SaveStateEntry *next;
3646 static SaveStateEntry *first_se;
3648 int register_savevm(const char *idstr,
3651 SaveStateHandler *save_state,
3652 LoadStateHandler *load_state,
3655 SaveStateEntry *se, **pse;
3657 se = qemu_malloc(sizeof(SaveStateEntry));
3660 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
3661 se->instance_id = instance_id;
3662 se->version_id = version_id;
3663 se->save_state = save_state;
3664 se->load_state = load_state;
3665 se->opaque = opaque;
3668 /* add at the end of list */
3670 while (*pse != NULL)
3671 pse = &(*pse)->next;
3676 #define QEMU_VM_FILE_MAGIC 0x5145564d
3677 #define QEMU_VM_FILE_VERSION 0x00000001
3679 int qemu_savevm(const char *filename)
3683 int len, len_pos, cur_pos, saved_vm_running, ret;
3685 saved_vm_running = vm_running;
3688 f = fopen(filename, "wb");
3694 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
3695 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
3697 for(se = first_se; se != NULL; se = se->next) {
3699 len = strlen(se->idstr);
3700 qemu_put_byte(f, len);
3701 qemu_put_buffer(f, se->idstr, len);
3703 qemu_put_be32(f, se->instance_id);
3704 qemu_put_be32(f, se->version_id);
3706 /* record size: filled later */
3708 qemu_put_be32(f, 0);
3710 se->save_state(f, se->opaque);
3712 /* fill record size */
3714 len = ftell(f) - len_pos - 4;
3715 fseek(f, len_pos, SEEK_SET);
3716 qemu_put_be32(f, len);
3717 fseek(f, cur_pos, SEEK_SET);
3723 if (saved_vm_running)
3728 static SaveStateEntry *find_se(const char *idstr, int instance_id)
3732 for(se = first_se; se != NULL; se = se->next) {
3733 if (!strcmp(se->idstr, idstr) &&
3734 instance_id == se->instance_id)
3740 int qemu_loadvm(const char *filename)
3744 int len, cur_pos, ret, instance_id, record_len, version_id;
3745 int saved_vm_running;
3749 saved_vm_running = vm_running;
3752 f = fopen(filename, "rb");
3758 v = qemu_get_be32(f);
3759 if (v != QEMU_VM_FILE_MAGIC)
3761 v = qemu_get_be32(f);
3762 if (v != QEMU_VM_FILE_VERSION) {
3769 len = qemu_get_byte(f);
3772 qemu_get_buffer(f, idstr, len);
3774 instance_id = qemu_get_be32(f);
3775 version_id = qemu_get_be32(f);
3776 record_len = qemu_get_be32(f);
3778 printf("idstr=%s instance=0x%x version=%d len=%d\n",
3779 idstr, instance_id, version_id, record_len);
3782 se = find_se(idstr, instance_id);
3784 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
3785 instance_id, idstr);
3787 ret = se->load_state(f, se->opaque, version_id);
3789 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
3790 instance_id, idstr);
3793 /* always seek to exact end of record */
3794 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
3799 if (saved_vm_running)
3804 /***********************************************************/
3805 /* cpu save/restore */
3807 #if defined(TARGET_I386)
3809 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
3811 qemu_put_be32(f, dt->selector);
3812 qemu_put_betl(f, dt->base);
3813 qemu_put_be32(f, dt->limit);
3814 qemu_put_be32(f, dt->flags);
3817 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
3819 dt->selector = qemu_get_be32(f);
3820 dt->base = qemu_get_betl(f);
3821 dt->limit = qemu_get_be32(f);
3822 dt->flags = qemu_get_be32(f);
3825 void cpu_save(QEMUFile *f, void *opaque)
3827 CPUState *env = opaque;
3828 uint16_t fptag, fpus, fpuc, fpregs_format;
3832 for(i = 0; i < CPU_NB_REGS; i++)
3833 qemu_put_betls(f, &env->regs[i]);
3834 qemu_put_betls(f, &env->eip);
3835 qemu_put_betls(f, &env->eflags);
3836 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
3837 qemu_put_be32s(f, &hflags);
3841 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
3843 for(i = 0; i < 8; i++) {
3844 fptag |= ((!env->fptags[i]) << i);
3847 qemu_put_be16s(f, &fpuc);
3848 qemu_put_be16s(f, &fpus);
3849 qemu_put_be16s(f, &fptag);
3851 #ifdef USE_X86LDOUBLE
3856 qemu_put_be16s(f, &fpregs_format);
3858 for(i = 0; i < 8; i++) {
3859 #ifdef USE_X86LDOUBLE
3863 /* we save the real CPU data (in case of MMX usage only 'mant'
3864 contains the MMX register */
3865 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
3866 qemu_put_be64(f, mant);
3867 qemu_put_be16(f, exp);
3870 /* if we use doubles for float emulation, we save the doubles to
3871 avoid losing information in case of MMX usage. It can give
3872 problems if the image is restored on a CPU where long
3873 doubles are used instead. */
3874 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
3878 for(i = 0; i < 6; i++)
3879 cpu_put_seg(f, &env->segs[i]);
3880 cpu_put_seg(f, &env->ldt);
3881 cpu_put_seg(f, &env->tr);
3882 cpu_put_seg(f, &env->gdt);
3883 cpu_put_seg(f, &env->idt);
3885 qemu_put_be32s(f, &env->sysenter_cs);
3886 qemu_put_be32s(f, &env->sysenter_esp);
3887 qemu_put_be32s(f, &env->sysenter_eip);
3889 qemu_put_betls(f, &env->cr[0]);
3890 qemu_put_betls(f, &env->cr[2]);
3891 qemu_put_betls(f, &env->cr[3]);
3892 qemu_put_betls(f, &env->cr[4]);
3894 for(i = 0; i < 8; i++)
3895 qemu_put_betls(f, &env->dr[i]);
3898 qemu_put_be32s(f, &env->a20_mask);
3901 qemu_put_be32s(f, &env->mxcsr);
3902 for(i = 0; i < CPU_NB_REGS; i++) {
3903 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
3904 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
3907 #ifdef TARGET_X86_64
3908 qemu_put_be64s(f, &env->efer);
3909 qemu_put_be64s(f, &env->star);
3910 qemu_put_be64s(f, &env->lstar);
3911 qemu_put_be64s(f, &env->cstar);
3912 qemu_put_be64s(f, &env->fmask);
3913 qemu_put_be64s(f, &env->kernelgsbase);
3917 #ifdef USE_X86LDOUBLE
3918 /* XXX: add that in a FPU generic layer */
3919 union x86_longdouble {
3924 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
3925 #define EXPBIAS1 1023
3926 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
3927 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
3929 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
3933 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
3934 /* exponent + sign */
3935 e = EXPD1(temp) - EXPBIAS1 + 16383;
3936 e |= SIGND1(temp) >> 16;
3941 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3943 CPUState *env = opaque;
3946 uint16_t fpus, fpuc, fptag, fpregs_format;
3948 if (version_id != 3)
3950 for(i = 0; i < CPU_NB_REGS; i++)
3951 qemu_get_betls(f, &env->regs[i]);
3952 qemu_get_betls(f, &env->eip);
3953 qemu_get_betls(f, &env->eflags);
3954 qemu_get_be32s(f, &hflags);
3956 qemu_get_be16s(f, &fpuc);
3957 qemu_get_be16s(f, &fpus);
3958 qemu_get_be16s(f, &fptag);
3959 qemu_get_be16s(f, &fpregs_format);
3961 /* NOTE: we cannot always restore the FPU state if the image come
3962 from a host with a different 'USE_X86LDOUBLE' define. We guess
3963 if we are in an MMX state to restore correctly in that case. */
3964 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
3965 for(i = 0; i < 8; i++) {
3969 switch(fpregs_format) {
3971 mant = qemu_get_be64(f);
3972 exp = qemu_get_be16(f);
3973 #ifdef USE_X86LDOUBLE
3974 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3976 /* difficult case */
3978 env->fpregs[i].mmx.MMX_Q(0) = mant;
3980 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3984 mant = qemu_get_be64(f);
3985 #ifdef USE_X86LDOUBLE
3987 union x86_longdouble *p;
3988 /* difficult case */
3989 p = (void *)&env->fpregs[i];
3994 fp64_to_fp80(p, mant);
3998 env->fpregs[i].mmx.MMX_Q(0) = mant;
4007 /* XXX: restore FPU round state */
4008 env->fpstt = (fpus >> 11) & 7;
4009 env->fpus = fpus & ~0x3800;
4011 for(i = 0; i < 8; i++) {
4012 env->fptags[i] = (fptag >> i) & 1;
4015 for(i = 0; i < 6; i++)
4016 cpu_get_seg(f, &env->segs[i]);
4017 cpu_get_seg(f, &env->ldt);
4018 cpu_get_seg(f, &env->tr);
4019 cpu_get_seg(f, &env->gdt);
4020 cpu_get_seg(f, &env->idt);
4022 qemu_get_be32s(f, &env->sysenter_cs);
4023 qemu_get_be32s(f, &env->sysenter_esp);
4024 qemu_get_be32s(f, &env->sysenter_eip);
4026 qemu_get_betls(f, &env->cr[0]);
4027 qemu_get_betls(f, &env->cr[2]);
4028 qemu_get_betls(f, &env->cr[3]);
4029 qemu_get_betls(f, &env->cr[4]);
4031 for(i = 0; i < 8; i++)
4032 qemu_get_betls(f, &env->dr[i]);
4035 qemu_get_be32s(f, &env->a20_mask);
4037 qemu_get_be32s(f, &env->mxcsr);
4038 for(i = 0; i < CPU_NB_REGS; i++) {
4039 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
4040 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
4043 #ifdef TARGET_X86_64
4044 qemu_get_be64s(f, &env->efer);
4045 qemu_get_be64s(f, &env->star);
4046 qemu_get_be64s(f, &env->lstar);
4047 qemu_get_be64s(f, &env->cstar);
4048 qemu_get_be64s(f, &env->fmask);
4049 qemu_get_be64s(f, &env->kernelgsbase);
4052 /* XXX: compute hflags from scratch, except for CPL and IIF */
4053 env->hflags = hflags;
4058 #elif defined(TARGET_PPC)
4059 void cpu_save(QEMUFile *f, void *opaque)
4063 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4068 #elif defined(TARGET_MIPS)
4069 void cpu_save(QEMUFile *f, void *opaque)
4073 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4078 #elif defined(TARGET_SPARC)
4079 void cpu_save(QEMUFile *f, void *opaque)
4081 CPUState *env = opaque;
4085 for(i = 0; i < 8; i++)
4086 qemu_put_betls(f, &env->gregs[i]);
4087 for(i = 0; i < NWINDOWS * 16; i++)
4088 qemu_put_betls(f, &env->regbase[i]);
4091 for(i = 0; i < TARGET_FPREGS; i++) {
4097 qemu_put_betl(f, u.i);
4100 qemu_put_betls(f, &env->pc);
4101 qemu_put_betls(f, &env->npc);
4102 qemu_put_betls(f, &env->y);
4104 qemu_put_be32(f, tmp);
4105 qemu_put_betls(f, &env->fsr);
4106 qemu_put_betls(f, &env->tbr);
4107 #ifndef TARGET_SPARC64
4108 qemu_put_be32s(f, &env->wim);
4110 for(i = 0; i < 16; i++)
4111 qemu_put_be32s(f, &env->mmuregs[i]);
4115 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4117 CPUState *env = opaque;
4121 for(i = 0; i < 8; i++)
4122 qemu_get_betls(f, &env->gregs[i]);
4123 for(i = 0; i < NWINDOWS * 16; i++)
4124 qemu_get_betls(f, &env->regbase[i]);
4127 for(i = 0; i < TARGET_FPREGS; i++) {
4132 u.i = qemu_get_betl(f);
4136 qemu_get_betls(f, &env->pc);
4137 qemu_get_betls(f, &env->npc);
4138 qemu_get_betls(f, &env->y);
4139 tmp = qemu_get_be32(f);
4140 env->cwp = 0; /* needed to ensure that the wrapping registers are
4141 correctly updated */
4143 qemu_get_betls(f, &env->fsr);
4144 qemu_get_betls(f, &env->tbr);
4145 #ifndef TARGET_SPARC64
4146 qemu_get_be32s(f, &env->wim);
4148 for(i = 0; i < 16; i++)
4149 qemu_get_be32s(f, &env->mmuregs[i]);
4155 #elif defined(TARGET_ARM)
4157 /* ??? Need to implement these. */
4158 void cpu_save(QEMUFile *f, void *opaque)
4162 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4169 #warning No CPU save/restore functions
4173 /***********************************************************/
4174 /* ram save/restore */
4176 /* we just avoid storing empty pages */
4177 static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
4182 for(i = 1; i < len; i++) {
4186 qemu_put_byte(f, 1);
4187 qemu_put_byte(f, v);
4190 qemu_put_byte(f, 0);
4191 qemu_put_buffer(f, buf, len);
4194 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
4198 v = qemu_get_byte(f);
4201 if (qemu_get_buffer(f, buf, len) != len)
4205 v = qemu_get_byte(f);
4206 memset(buf, v, len);
4214 static void ram_save(QEMUFile *f, void *opaque)
4217 qemu_put_be32(f, phys_ram_size);
4218 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
4219 ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
4223 static int ram_load(QEMUFile *f, void *opaque, int version_id)
4227 if (version_id != 1)
4229 if (qemu_get_be32(f) != phys_ram_size)
4231 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
4232 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
4239 /***********************************************************/
4240 /* machine registration */
4242 QEMUMachine *first_machine = NULL;
4244 int qemu_register_machine(QEMUMachine *m)
4247 pm = &first_machine;
4255 QEMUMachine *find_machine(const char *name)
4259 for(m = first_machine; m != NULL; m = m->next) {
4260 if (!strcmp(m->name, name))
4266 /***********************************************************/
4267 /* main execution loop */
4269 void gui_update(void *opaque)
4271 display_state.dpy_refresh(&display_state);
4272 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
4275 struct vm_change_state_entry {
4276 VMChangeStateHandler *cb;
4278 LIST_ENTRY (vm_change_state_entry) entries;
4281 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
4283 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
4286 VMChangeStateEntry *e;
4288 e = qemu_mallocz(sizeof (*e));
4294 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
4298 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
4300 LIST_REMOVE (e, entries);
4304 static void vm_state_notify(int running)
4306 VMChangeStateEntry *e;
4308 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
4309 e->cb(e->opaque, running);
4313 /* XXX: support several handlers */
4314 static VMStopHandler *vm_stop_cb;
4315 static void *vm_stop_opaque;
4317 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
4320 vm_stop_opaque = opaque;
4324 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
4338 void vm_stop(int reason)
4341 cpu_disable_ticks();
4345 vm_stop_cb(vm_stop_opaque, reason);
4352 /* reset/shutdown handler */
4354 typedef struct QEMUResetEntry {
4355 QEMUResetHandler *func;
4357 struct QEMUResetEntry *next;
4360 static QEMUResetEntry *first_reset_entry;
4361 static int reset_requested;
4362 static int shutdown_requested;
4363 static int powerdown_requested;
4365 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
4367 QEMUResetEntry **pre, *re;
4369 pre = &first_reset_entry;
4370 while (*pre != NULL)
4371 pre = &(*pre)->next;
4372 re = qemu_mallocz(sizeof(QEMUResetEntry));
4374 re->opaque = opaque;
4379 void qemu_system_reset(void)
4383 /* reset all devices */
4384 for(re = first_reset_entry; re != NULL; re = re->next) {
4385 re->func(re->opaque);
4389 void qemu_system_reset_request(void)
4391 reset_requested = 1;
4393 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4396 void qemu_system_shutdown_request(void)
4398 shutdown_requested = 1;
4400 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4403 void qemu_system_powerdown_request(void)
4405 powerdown_requested = 1;
4407 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4410 void main_loop_wait(int timeout)
4412 IOHandlerRecord *ioh, *ioh_next;
4413 fd_set rfds, wfds, xfds;
4419 /* XXX: need to suppress polling by better using win32 events */
4421 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
4422 ret |= pe->func(pe->opaque);
4425 if (ret == 0 && timeout > 0) {
4429 hEvents[0] = host_alarm;
4430 ret = WaitForMultipleObjects(1, hEvents, FALSE, timeout);
4432 case WAIT_OBJECT_0 + 0:
4437 err = GetLastError();
4438 fprintf(stderr, "Wait error %d %d\n", ret, err);
4443 /* poll any events */
4444 /* XXX: separate device handlers from system ones */
4449 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4451 (!ioh->fd_read_poll ||
4452 ioh->fd_read_poll(ioh->opaque) != 0)) {
4453 FD_SET(ioh->fd, &rfds);
4457 if (ioh->fd_write) {
4458 FD_SET(ioh->fd, &wfds);
4468 tv.tv_usec = timeout * 1000;
4470 #if defined(CONFIG_SLIRP)
4472 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
4475 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4477 /* XXX: better handling of removal */
4478 for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
4479 ioh_next = ioh->next;
4480 if (FD_ISSET(ioh->fd, &rfds)) {
4481 ioh->fd_read(ioh->opaque);
4483 if (FD_ISSET(ioh->fd, &wfds)) {
4484 ioh->fd_write(ioh->opaque);
4488 #if defined(CONFIG_SLIRP)
4495 slirp_select_poll(&rfds, &wfds, &xfds);
4503 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
4504 qemu_get_clock(vm_clock));
4505 /* run dma transfers, if any */
4509 /* real time timers */
4510 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
4511 qemu_get_clock(rt_clock));
4514 static CPUState *cur_cpu;
4519 #ifdef CONFIG_PROFILER
4524 cur_cpu = first_cpu;
4531 env = env->next_cpu;
4534 #ifdef CONFIG_PROFILER
4535 ti = profile_getclock();
4537 ret = cpu_exec(env);
4538 #ifdef CONFIG_PROFILER
4539 qemu_time += profile_getclock() - ti;
4541 if (ret != EXCP_HALTED)
4543 /* all CPUs are halted ? */
4544 if (env == cur_cpu) {
4551 if (shutdown_requested) {
4552 ret = EXCP_INTERRUPT;
4555 if (reset_requested) {
4556 reset_requested = 0;
4557 qemu_system_reset();
4558 ret = EXCP_INTERRUPT;
4560 if (powerdown_requested) {
4561 powerdown_requested = 0;
4562 qemu_system_powerdown();
4563 ret = EXCP_INTERRUPT;
4565 if (ret == EXCP_DEBUG) {
4566 vm_stop(EXCP_DEBUG);
4568 /* if hlt instruction, we wait until the next IRQ */
4569 /* XXX: use timeout computed from timers */
4570 if (ret == EXCP_HLT)
4577 #ifdef CONFIG_PROFILER
4578 ti = profile_getclock();
4580 main_loop_wait(timeout);
4581 #ifdef CONFIG_PROFILER
4582 dev_time += profile_getclock() - ti;
4585 cpu_disable_ticks();
4591 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n"
4592 "usage: %s [options] [disk_image]\n"
4594 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
4596 "Standard options:\n"
4597 "-M machine select emulated machine (-M ? for list)\n"
4598 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
4599 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
4600 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
4601 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
4602 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
4603 "-snapshot write to temporary files instead of disk image files\n"
4604 "-m megs set virtual RAM size to megs MB [default=%d]\n"
4605 "-smp n set the number of CPUs to 'n' [default=1]\n"
4606 "-nographic disable graphical output and redirect serial I/Os to console\n"
4608 "-k language use keyboard layout (for example \"fr\" for French)\n"
4611 "-audio-help print list of audio drivers and their options\n"
4612 "-soundhw c1,... enable audio support\n"
4613 " and only specified sound cards (comma separated list)\n"
4614 " use -soundhw ? to get the list of supported cards\n"
4615 " use -soundhw all to enable all of them\n"
4617 "-localtime set the real time clock to local time [default=utc]\n"
4618 "-full-screen start in full screen\n"
4620 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
4622 "-usb enable the USB driver (will be the default soon)\n"
4623 "-usbdevice name add the host or guest USB device 'name'\n"
4624 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4625 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
4628 "Network options:\n"
4629 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
4630 " create a new Network Interface Card and connect it to VLAN 'n'\n"
4632 "-net user[,vlan=n][,hostname=host]\n"
4633 " connect the user mode network stack to VLAN 'n' and send\n"
4634 " hostname 'host' to DHCP clients\n"
4637 "-net tap[,vlan=n],ifname=name\n"
4638 " connect the host TAP network interface to VLAN 'n'\n"
4640 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
4641 " connect the host TAP network interface to VLAN 'n' and use\n"
4642 " the network script 'file' (default=%s);\n"
4643 " use 'fd=h' to connect to an already opened TAP interface\n"
4645 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
4646 " connect the vlan 'n' to another VLAN using a socket connection\n"
4647 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
4648 " connect the vlan 'n' to multicast maddr and port\n"
4649 "-net none use it alone to have zero network devices; if no -net option\n"
4650 " is provided, the default is '-net nic -net user'\n"
4653 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
4655 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
4657 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
4658 " redirect TCP or UDP connections from host to guest [-net user]\n"
4661 "Linux boot specific:\n"
4662 "-kernel bzImage use 'bzImage' as kernel image\n"
4663 "-append cmdline use 'cmdline' as kernel command line\n"
4664 "-initrd file use 'file' as initial ram disk\n"
4666 "Debug/Expert options:\n"
4667 "-monitor dev redirect the monitor to char device 'dev'\n"
4668 "-serial dev redirect the serial port to char device 'dev'\n"
4669 "-parallel dev redirect the parallel port to char device 'dev'\n"
4670 "-pidfile file Write PID to 'file'\n"
4671 "-S freeze CPU at startup (use 'c' to start execution)\n"
4672 "-s wait gdb connection to port %d\n"
4673 "-p port change gdb connection port\n"
4674 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
4675 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
4676 " translation (t=none or lba) (usually qemu can guess them)\n"
4677 "-L path set the directory for the BIOS and VGA BIOS\n"
4679 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
4680 "-no-kqemu disable KQEMU kernel module usage\n"
4682 #ifdef USE_CODE_COPY
4683 "-no-code-copy disable code copy acceleration\n"
4686 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
4687 " (default is CL-GD5446 PCI VGA)\n"
4688 "-no-acpi disable ACPI\n"
4690 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
4691 "-vnc display start a VNC server on display\n"
4693 "During emulation, the following keys are useful:\n"
4694 "ctrl-alt-f toggle full screen\n"
4695 "ctrl-alt-n switch to virtual console 'n'\n"
4696 "ctrl-alt toggle mouse and keyboard grab\n"
4698 "When using -nographic, press 'ctrl-a h' to get some help.\n"
4700 #ifdef CONFIG_SOFTMMU
4707 DEFAULT_NETWORK_SCRIPT,
4709 DEFAULT_GDBSTUB_PORT,
4711 #ifndef CONFIG_SOFTMMU
4713 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
4714 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
4720 #define HAS_ARG 0x0001
4734 QEMU_OPTION_snapshot,
4736 QEMU_OPTION_nographic,
4738 QEMU_OPTION_audio_help,
4739 QEMU_OPTION_soundhw,
4757 QEMU_OPTION_no_code_copy,
4759 QEMU_OPTION_localtime,
4760 QEMU_OPTION_cirrusvga,
4762 QEMU_OPTION_std_vga,
4763 QEMU_OPTION_monitor,
4765 QEMU_OPTION_parallel,
4767 QEMU_OPTION_full_screen,
4768 QEMU_OPTION_pidfile,
4769 QEMU_OPTION_no_kqemu,
4770 QEMU_OPTION_kernel_kqemu,
4771 QEMU_OPTION_win2k_hack,
4773 QEMU_OPTION_usbdevice,
4776 QEMU_OPTION_no_acpi,
4779 typedef struct QEMUOption {
4785 const QEMUOption qemu_options[] = {
4786 { "h", 0, QEMU_OPTION_h },
4788 { "M", HAS_ARG, QEMU_OPTION_M },
4789 { "fda", HAS_ARG, QEMU_OPTION_fda },
4790 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
4791 { "hda", HAS_ARG, QEMU_OPTION_hda },
4792 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
4793 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
4794 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
4795 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
4796 { "boot", HAS_ARG, QEMU_OPTION_boot },
4797 { "snapshot", 0, QEMU_OPTION_snapshot },
4798 { "m", HAS_ARG, QEMU_OPTION_m },
4799 { "nographic", 0, QEMU_OPTION_nographic },
4800 { "k", HAS_ARG, QEMU_OPTION_k },
4802 { "audio-help", 0, QEMU_OPTION_audio_help },
4803 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
4806 { "net", HAS_ARG, QEMU_OPTION_net},
4808 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
4810 { "smb", HAS_ARG, QEMU_OPTION_smb },
4812 { "redir", HAS_ARG, QEMU_OPTION_redir },
4815 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
4816 { "append", HAS_ARG, QEMU_OPTION_append },
4817 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
4819 { "S", 0, QEMU_OPTION_S },
4820 { "s", 0, QEMU_OPTION_s },
4821 { "p", HAS_ARG, QEMU_OPTION_p },
4822 { "d", HAS_ARG, QEMU_OPTION_d },
4823 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
4824 { "L", HAS_ARG, QEMU_OPTION_L },
4825 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
4827 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
4828 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
4830 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4831 { "g", 1, QEMU_OPTION_g },
4833 { "localtime", 0, QEMU_OPTION_localtime },
4834 { "std-vga", 0, QEMU_OPTION_std_vga },
4835 { "monitor", 1, QEMU_OPTION_monitor },
4836 { "serial", 1, QEMU_OPTION_serial },
4837 { "parallel", 1, QEMU_OPTION_parallel },
4838 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
4839 { "full-screen", 0, QEMU_OPTION_full_screen },
4840 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
4841 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
4842 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
4843 { "smp", HAS_ARG, QEMU_OPTION_smp },
4844 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
4846 /* temporary options */
4847 { "usb", 0, QEMU_OPTION_usb },
4848 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
4849 { "no-acpi", 0, QEMU_OPTION_no_acpi },
4853 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4855 /* this stack is only used during signal handling */
4856 #define SIGNAL_STACK_SIZE 32768
4858 static uint8_t *signal_stack;
4862 /* password input */
4864 static BlockDriverState *get_bdrv(int index)
4866 BlockDriverState *bs;
4869 bs = bs_table[index];
4870 } else if (index < 6) {
4871 bs = fd_table[index - 4];
4878 static void read_passwords(void)
4880 BlockDriverState *bs;
4884 for(i = 0; i < 6; i++) {
4886 if (bs && bdrv_is_encrypted(bs)) {
4887 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
4888 for(j = 0; j < 3; j++) {
4889 monitor_readline("Password: ",
4890 1, password, sizeof(password));
4891 if (bdrv_set_key(bs, password) == 0)
4893 term_printf("invalid password\n");
4899 /* XXX: currently we cannot use simultaneously different CPUs */
4900 void register_machines(void)
4902 #if defined(TARGET_I386)
4903 qemu_register_machine(&pc_machine);
4904 qemu_register_machine(&isapc_machine);
4905 #elif defined(TARGET_PPC)
4906 qemu_register_machine(&heathrow_machine);
4907 qemu_register_machine(&core99_machine);
4908 qemu_register_machine(&prep_machine);
4909 #elif defined(TARGET_MIPS)
4910 qemu_register_machine(&mips_machine);
4911 #elif defined(TARGET_SPARC)
4912 #ifdef TARGET_SPARC64
4913 qemu_register_machine(&sun4u_machine);
4915 qemu_register_machine(&sun4m_machine);
4917 #elif defined(TARGET_ARM)
4918 qemu_register_machine(&integratorcp926_machine);
4919 qemu_register_machine(&integratorcp1026_machine);
4920 qemu_register_machine(&versatilepb_machine);
4921 qemu_register_machine(&versatileab_machine);
4922 #elif defined(TARGET_SH4)
4923 qemu_register_machine(&shix_machine);
4925 #error unsupported CPU
4930 struct soundhw soundhw[] = {
4937 { .init_isa = pcspk_audio_init }
4942 "Creative Sound Blaster 16",
4945 { .init_isa = SB16_init }
4952 "Yamaha YMF262 (OPL3)",
4954 "Yamaha YM3812 (OPL2)",
4958 { .init_isa = Adlib_init }
4965 "Gravis Ultrasound GF1",
4968 { .init_isa = GUS_init }
4974 "ENSONIQ AudioPCI ES1370",
4977 { .init_pci = es1370_init }
4980 { NULL, NULL, 0, 0, { NULL } }
4983 static void select_soundhw (const char *optarg)
4987 if (*optarg == '?') {
4990 printf ("Valid sound card names (comma separated):\n");
4991 for (c = soundhw; c->name; ++c) {
4992 printf ("%-11s %s\n", c->name, c->descr);
4994 printf ("\n-soundhw all will enable all of the above\n");
4995 exit (*optarg != '?');
5003 if (!strcmp (optarg, "all")) {
5004 for (c = soundhw; c->name; ++c) {
5012 e = strchr (p, ',');
5013 l = !e ? strlen (p) : (size_t) (e - p);
5015 for (c = soundhw; c->name; ++c) {
5016 if (!strncmp (c->name, p, l)) {
5025 "Unknown sound card name (too big to show)\n");
5028 fprintf (stderr, "Unknown sound card name `%.*s'\n",
5033 p += l + (e != NULL);
5037 goto show_valid_cards;
5042 #define MAX_NET_CLIENTS 32
5044 int main(int argc, char **argv)
5046 #ifdef CONFIG_GDBSTUB
5047 int use_gdbstub, gdbstub_port;
5050 int snapshot, linux_boot;
5051 const char *initrd_filename;
5052 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
5053 const char *kernel_filename, *kernel_cmdline;
5054 DisplayState *ds = &display_state;
5055 int cyls, heads, secs, translation;
5056 int start_emulation = 1;
5057 char net_clients[MAX_NET_CLIENTS][256];
5060 const char *r, *optarg;
5061 CharDriverState *monitor_hd;
5062 char monitor_device[128];
5063 char serial_devices[MAX_SERIAL_PORTS][128];
5064 int serial_device_index;
5065 char parallel_devices[MAX_PARALLEL_PORTS][128];
5066 int parallel_device_index;
5067 const char *loadvm = NULL;
5068 QEMUMachine *machine;
5069 char usb_devices[MAX_VM_USB_PORTS][128];
5070 int usb_devices_index;
5072 LIST_INIT (&vm_change_state_head);
5073 #if !defined(CONFIG_SOFTMMU)
5074 /* we never want that malloc() uses mmap() */
5075 mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
5077 register_machines();
5078 machine = first_machine;
5079 initrd_filename = NULL;
5080 for(i = 0; i < MAX_FD; i++)
5081 fd_filename[i] = NULL;
5082 for(i = 0; i < MAX_DISKS; i++)
5083 hd_filename[i] = NULL;
5084 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
5085 vga_ram_size = VGA_RAM_SIZE;
5086 bios_size = BIOS_SIZE;
5087 #ifdef CONFIG_GDBSTUB
5089 gdbstub_port = DEFAULT_GDBSTUB_PORT;
5093 kernel_filename = NULL;
5094 kernel_cmdline = "";
5100 cyls = heads = secs = 0;
5101 translation = BIOS_ATA_TRANSLATION_AUTO;
5102 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
5104 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
5105 for(i = 1; i < MAX_SERIAL_PORTS; i++)
5106 serial_devices[i][0] = '\0';
5107 serial_device_index = 0;
5109 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
5110 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
5111 parallel_devices[i][0] = '\0';
5112 parallel_device_index = 0;
5114 usb_devices_index = 0;
5119 /* default mac address of the first network interface */
5127 hd_filename[0] = argv[optind++];
5129 const QEMUOption *popt;
5132 popt = qemu_options;
5135 fprintf(stderr, "%s: invalid option -- '%s'\n",
5139 if (!strcmp(popt->name, r + 1))
5143 if (popt->flags & HAS_ARG) {
5144 if (optind >= argc) {
5145 fprintf(stderr, "%s: option '%s' requires an argument\n",
5149 optarg = argv[optind++];
5154 switch(popt->index) {
5156 machine = find_machine(optarg);
5159 printf("Supported machines are:\n");
5160 for(m = first_machine; m != NULL; m = m->next) {
5161 printf("%-10s %s%s\n",
5163 m == first_machine ? " (default)" : "");
5168 case QEMU_OPTION_initrd:
5169 initrd_filename = optarg;
5171 case QEMU_OPTION_hda:
5172 case QEMU_OPTION_hdb:
5173 case QEMU_OPTION_hdc:
5174 case QEMU_OPTION_hdd:
5177 hd_index = popt->index - QEMU_OPTION_hda;
5178 hd_filename[hd_index] = optarg;
5179 if (hd_index == cdrom_index)
5183 case QEMU_OPTION_snapshot:
5186 case QEMU_OPTION_hdachs:
5190 cyls = strtol(p, (char **)&p, 0);
5191 if (cyls < 1 || cyls > 16383)
5196 heads = strtol(p, (char **)&p, 0);
5197 if (heads < 1 || heads > 16)
5202 secs = strtol(p, (char **)&p, 0);
5203 if (secs < 1 || secs > 63)
5207 if (!strcmp(p, "none"))
5208 translation = BIOS_ATA_TRANSLATION_NONE;
5209 else if (!strcmp(p, "lba"))
5210 translation = BIOS_ATA_TRANSLATION_LBA;
5211 else if (!strcmp(p, "auto"))
5212 translation = BIOS_ATA_TRANSLATION_AUTO;
5215 } else if (*p != '\0') {
5217 fprintf(stderr, "qemu: invalid physical CHS format\n");
5222 case QEMU_OPTION_nographic:
5223 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
5224 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
5227 case QEMU_OPTION_kernel:
5228 kernel_filename = optarg;
5230 case QEMU_OPTION_append:
5231 kernel_cmdline = optarg;
5233 case QEMU_OPTION_cdrom:
5234 if (cdrom_index >= 0) {
5235 hd_filename[cdrom_index] = optarg;
5238 case QEMU_OPTION_boot:
5239 boot_device = optarg[0];
5240 if (boot_device != 'a' &&
5243 boot_device != 'n' &&
5245 boot_device != 'c' && boot_device != 'd') {
5246 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
5250 case QEMU_OPTION_fda:
5251 fd_filename[0] = optarg;
5253 case QEMU_OPTION_fdb:
5254 fd_filename[1] = optarg;
5256 case QEMU_OPTION_no_code_copy:
5257 code_copy_enabled = 0;
5259 case QEMU_OPTION_net:
5260 if (nb_net_clients >= MAX_NET_CLIENTS) {
5261 fprintf(stderr, "qemu: too many network clients\n");
5264 pstrcpy(net_clients[nb_net_clients],
5265 sizeof(net_clients[0]),
5270 case QEMU_OPTION_tftp:
5271 tftp_prefix = optarg;
5274 case QEMU_OPTION_smb:
5275 net_slirp_smb(optarg);
5278 case QEMU_OPTION_redir:
5279 net_slirp_redir(optarg);
5283 case QEMU_OPTION_audio_help:
5287 case QEMU_OPTION_soundhw:
5288 select_soundhw (optarg);
5295 ram_size = atoi(optarg) * 1024 * 1024;
5298 if (ram_size > PHYS_RAM_MAX_SIZE) {
5299 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
5300 PHYS_RAM_MAX_SIZE / (1024 * 1024));
5309 mask = cpu_str_to_log_mask(optarg);
5311 printf("Log items (comma separated):\n");
5312 for(item = cpu_log_items; item->mask != 0; item++) {
5313 printf("%-10s %s\n", item->name, item->help);
5320 #ifdef CONFIG_GDBSTUB
5325 gdbstub_port = atoi(optarg);
5332 start_emulation = 0;
5335 keyboard_layout = optarg;
5337 case QEMU_OPTION_localtime:
5340 case QEMU_OPTION_cirrusvga:
5341 cirrus_vga_enabled = 1;
5343 case QEMU_OPTION_std_vga:
5344 cirrus_vga_enabled = 0;
5351 w = strtol(p, (char **)&p, 10);
5354 fprintf(stderr, "qemu: invalid resolution or depth\n");
5360 h = strtol(p, (char **)&p, 10);
5365 depth = strtol(p, (char **)&p, 10);
5366 if (depth != 8 && depth != 15 && depth != 16 &&
5367 depth != 24 && depth != 32)
5369 } else if (*p == '\0') {
5370 depth = graphic_depth;
5377 graphic_depth = depth;
5380 case QEMU_OPTION_monitor:
5381 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
5383 case QEMU_OPTION_serial:
5384 if (serial_device_index >= MAX_SERIAL_PORTS) {
5385 fprintf(stderr, "qemu: too many serial ports\n");
5388 pstrcpy(serial_devices[serial_device_index],
5389 sizeof(serial_devices[0]), optarg);
5390 serial_device_index++;
5392 case QEMU_OPTION_parallel:
5393 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
5394 fprintf(stderr, "qemu: too many parallel ports\n");
5397 pstrcpy(parallel_devices[parallel_device_index],
5398 sizeof(parallel_devices[0]), optarg);
5399 parallel_device_index++;
5401 case QEMU_OPTION_loadvm:
5404 case QEMU_OPTION_full_screen:
5407 case QEMU_OPTION_pidfile:
5408 create_pidfile(optarg);
5411 case QEMU_OPTION_win2k_hack:
5412 win2k_install_hack = 1;
5416 case QEMU_OPTION_no_kqemu:
5419 case QEMU_OPTION_kernel_kqemu:
5423 case QEMU_OPTION_usb:
5426 case QEMU_OPTION_usbdevice:
5428 if (usb_devices_index >= MAX_VM_USB_PORTS) {
5429 fprintf(stderr, "Too many USB devices\n");
5432 pstrcpy(usb_devices[usb_devices_index],
5433 sizeof(usb_devices[usb_devices_index]),
5435 usb_devices_index++;
5437 case QEMU_OPTION_smp:
5438 smp_cpus = atoi(optarg);
5439 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
5440 fprintf(stderr, "Invalid number of CPUs\n");
5444 case QEMU_OPTION_vnc:
5445 vnc_display = atoi(optarg);
5446 if (vnc_display < 0) {
5447 fprintf(stderr, "Invalid VNC display\n");
5451 case QEMU_OPTION_no_acpi:
5462 linux_boot = (kernel_filename != NULL);
5465 hd_filename[0] == '\0' &&
5466 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
5467 fd_filename[0] == '\0')
5470 /* boot to cd by default if no hard disk */
5471 if (hd_filename[0] == '\0' && boot_device == 'c') {
5472 if (fd_filename[0] != '\0')
5478 #if !defined(CONFIG_SOFTMMU)
5479 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
5481 static uint8_t stdout_buf[4096];
5482 setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
5485 setvbuf(stdout, NULL, _IOLBF, 0);
5492 /* init network clients */
5493 if (nb_net_clients == 0) {
5494 /* if no clients, we use a default config */
5495 pstrcpy(net_clients[0], sizeof(net_clients[0]),
5497 pstrcpy(net_clients[1], sizeof(net_clients[0]),
5502 for(i = 0;i < nb_net_clients; i++) {
5503 if (net_client_init(net_clients[i]) < 0)
5507 /* init the memory */
5508 phys_ram_size = ram_size + vga_ram_size + bios_size;
5510 #ifdef CONFIG_SOFTMMU
5511 phys_ram_base = qemu_vmalloc(phys_ram_size);
5512 if (!phys_ram_base) {
5513 fprintf(stderr, "Could not allocate physical memory\n");
5517 /* as we must map the same page at several addresses, we must use
5522 tmpdir = getenv("QEMU_TMPDIR");
5525 snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir);
5526 if (mkstemp(phys_ram_file) < 0) {
5527 fprintf(stderr, "Could not create temporary memory file '%s'\n",
5531 phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
5532 if (phys_ram_fd < 0) {
5533 fprintf(stderr, "Could not open temporary memory file '%s'\n",
5537 ftruncate(phys_ram_fd, phys_ram_size);
5538 unlink(phys_ram_file);
5539 phys_ram_base = mmap(get_mmap_addr(phys_ram_size),
5541 PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED,
5543 if (phys_ram_base == MAP_FAILED) {
5544 fprintf(stderr, "Could not map physical memory\n");
5550 /* we always create the cdrom drive, even if no disk is there */
5552 if (cdrom_index >= 0) {
5553 bs_table[cdrom_index] = bdrv_new("cdrom");
5554 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
5557 /* open the virtual block devices */
5558 for(i = 0; i < MAX_DISKS; i++) {
5559 if (hd_filename[i]) {
5562 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
5563 bs_table[i] = bdrv_new(buf);
5565 if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) {
5566 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
5570 if (i == 0 && cyls != 0) {
5571 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
5572 bdrv_set_translation_hint(bs_table[i], translation);
5577 /* we always create at least one floppy disk */
5578 fd_table[0] = bdrv_new("fda");
5579 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
5581 for(i = 0; i < MAX_FD; i++) {
5582 if (fd_filename[i]) {
5585 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
5586 fd_table[i] = bdrv_new(buf);
5587 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
5589 if (fd_filename[i] != '\0') {
5590 if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) {
5591 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
5599 /* init USB devices */
5601 vm_usb_hub = usb_hub_init(vm_usb_ports, MAX_VM_USB_PORTS);
5602 for(i = 0; i < usb_devices_index; i++) {
5603 if (usb_device_add(usb_devices[i]) < 0) {
5604 fprintf(stderr, "Warning: could not add USB device %s\n",
5610 register_savevm("timer", 0, 1, timer_save, timer_load, NULL);
5611 register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
5614 cpu_calibrate_ticks();
5618 dumb_display_init(ds);
5619 } else if (vnc_display != -1) {
5620 vnc_display_init(ds, vnc_display);
5622 #if defined(CONFIG_SDL)
5623 sdl_display_init(ds, full_screen);
5624 #elif defined(CONFIG_COCOA)
5625 cocoa_display_init(ds, full_screen);
5627 dumb_display_init(ds);
5631 monitor_hd = qemu_chr_open(monitor_device);
5633 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
5636 monitor_init(monitor_hd, !nographic);
5638 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
5639 if (serial_devices[i][0] != '\0') {
5640 serial_hds[i] = qemu_chr_open(serial_devices[i]);
5641 if (!serial_hds[i]) {
5642 fprintf(stderr, "qemu: could not open serial device '%s'\n",
5646 if (!strcmp(serial_devices[i], "vc"))
5647 qemu_chr_printf(serial_hds[i], "serial%d console\n", i);
5651 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
5652 if (parallel_devices[i][0] != '\0') {
5653 parallel_hds[i] = qemu_chr_open(parallel_devices[i]);
5654 if (!parallel_hds[i]) {
5655 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
5656 parallel_devices[i]);
5659 if (!strcmp(parallel_devices[i], "vc"))
5660 qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i);
5664 /* setup cpu signal handlers for MMU / self modifying code handling */
5665 #if !defined(CONFIG_SOFTMMU)
5667 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5670 signal_stack = memalign(16, SIGNAL_STACK_SIZE);
5671 stk.ss_sp = signal_stack;
5672 stk.ss_size = SIGNAL_STACK_SIZE;
5675 if (sigaltstack(&stk, NULL) < 0) {
5676 perror("sigaltstack");
5682 struct sigaction act;
5684 sigfillset(&act.sa_mask);
5685 act.sa_flags = SA_SIGINFO;
5686 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5687 act.sa_flags |= SA_ONSTACK;
5689 act.sa_sigaction = host_segv_handler;
5690 sigaction(SIGSEGV, &act, NULL);
5691 sigaction(SIGBUS, &act, NULL);
5692 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5693 sigaction(SIGFPE, &act, NULL);
5700 struct sigaction act;
5701 sigfillset(&act.sa_mask);
5703 act.sa_handler = SIG_IGN;
5704 sigaction(SIGPIPE, &act, NULL);
5709 machine->init(ram_size, vga_ram_size, boot_device,
5710 ds, fd_filename, snapshot,
5711 kernel_filename, kernel_cmdline, initrd_filename);
5713 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
5714 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
5716 #ifdef CONFIG_GDBSTUB
5718 if (gdbserver_start(gdbstub_port) < 0) {
5719 fprintf(stderr, "Could not open gdbserver socket on port %d\n",
5723 printf("Waiting gdb connection on port %d\n", gdbstub_port);
5728 qemu_loadvm(loadvm);
5731 /* XXX: simplify init */
5733 if (start_emulation) {