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>
51 #include <linux/if_tun.h>
54 #include <linux/rtc.h>
55 #include <linux/ppdev.h>
59 #if defined(CONFIG_SLIRP)
65 #include <sys/timeb.h>
69 #define getopt_long_only getopt_long
70 #define memalign(align, size) malloc(size)
77 #endif /* CONFIG_SDL */
81 #define main qemu_main
82 #endif /* CONFIG_COCOA */
88 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
90 //#define DEBUG_UNUSED_IOPORT
91 //#define DEBUG_IOPORT
93 #if !defined(CONFIG_SOFTMMU)
94 #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
96 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
100 #define DEFAULT_RAM_SIZE 144
102 #define DEFAULT_RAM_SIZE 128
105 #define GUI_REFRESH_INTERVAL 30
107 /* XXX: use a two level table to limit memory usage */
108 #define MAX_IOPORTS 65536
110 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
111 char phys_ram_file[1024];
112 void *ioport_opaque[MAX_IOPORTS];
113 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
114 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
115 BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD];
118 static DisplayState display_state;
120 const char* keyboard_layout = NULL;
121 int64_t ticks_per_sec;
122 int boot_device = 'c';
124 int pit_min_timer_count = 0;
126 NICInfo nd_table[MAX_NICS];
127 QEMUTimer *gui_timer;
130 int cirrus_vga_enabled = 1;
132 int graphic_width = 1024;
133 int graphic_height = 768;
135 int graphic_width = 800;
136 int graphic_height = 600;
138 int graphic_depth = 15;
140 TextConsole *vga_console;
141 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
142 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
144 int win2k_install_hack = 0;
147 USBPort *vm_usb_ports[MAX_VM_USB_PORTS];
148 USBDevice *vm_usb_hub;
149 static VLANState *first_vlan;
151 #if defined(TARGET_SPARC)
153 #elif defined(TARGET_I386)
159 /***********************************************************/
160 /* x86 ISA bus support */
162 target_phys_addr_t isa_mem_base = 0;
165 uint32_t default_ioport_readb(void *opaque, uint32_t address)
167 #ifdef DEBUG_UNUSED_IOPORT
168 fprintf(stderr, "inb: port=0x%04x\n", address);
173 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
175 #ifdef DEBUG_UNUSED_IOPORT
176 fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
180 /* default is to make two byte accesses */
181 uint32_t default_ioport_readw(void *opaque, uint32_t address)
184 data = ioport_read_table[0][address](ioport_opaque[address], address);
185 address = (address + 1) & (MAX_IOPORTS - 1);
186 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
190 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
192 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
193 address = (address + 1) & (MAX_IOPORTS - 1);
194 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
197 uint32_t default_ioport_readl(void *opaque, uint32_t address)
199 #ifdef DEBUG_UNUSED_IOPORT
200 fprintf(stderr, "inl: port=0x%04x\n", address);
205 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
207 #ifdef DEBUG_UNUSED_IOPORT
208 fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
212 void init_ioports(void)
216 for(i = 0; i < MAX_IOPORTS; i++) {
217 ioport_read_table[0][i] = default_ioport_readb;
218 ioport_write_table[0][i] = default_ioport_writeb;
219 ioport_read_table[1][i] = default_ioport_readw;
220 ioport_write_table[1][i] = default_ioport_writew;
221 ioport_read_table[2][i] = default_ioport_readl;
222 ioport_write_table[2][i] = default_ioport_writel;
226 /* size is the word size in byte */
227 int register_ioport_read(int start, int length, int size,
228 IOPortReadFunc *func, void *opaque)
234 } else if (size == 2) {
236 } else if (size == 4) {
239 hw_error("register_ioport_read: invalid size");
242 for(i = start; i < start + length; i += size) {
243 ioport_read_table[bsize][i] = func;
244 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
245 hw_error("register_ioport_read: invalid opaque");
246 ioport_opaque[i] = opaque;
251 /* size is the word size in byte */
252 int register_ioport_write(int start, int length, int size,
253 IOPortWriteFunc *func, void *opaque)
259 } else if (size == 2) {
261 } else if (size == 4) {
264 hw_error("register_ioport_write: invalid size");
267 for(i = start; i < start + length; i += size) {
268 ioport_write_table[bsize][i] = func;
269 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
270 hw_error("register_ioport_read: invalid opaque");
271 ioport_opaque[i] = opaque;
276 void isa_unassign_ioport(int start, int length)
280 for(i = start; i < start + length; i++) {
281 ioport_read_table[0][i] = default_ioport_readb;
282 ioport_read_table[1][i] = default_ioport_readw;
283 ioport_read_table[2][i] = default_ioport_readl;
285 ioport_write_table[0][i] = default_ioport_writeb;
286 ioport_write_table[1][i] = default_ioport_writew;
287 ioport_write_table[2][i] = default_ioport_writel;
291 /***********************************************************/
293 void pstrcpy(char *buf, int buf_size, const char *str)
303 if (c == 0 || q >= buf + buf_size - 1)
310 /* strcat and truncate. */
311 char *pstrcat(char *buf, int buf_size, const char *s)
316 pstrcpy(buf + len, buf_size - len, s);
320 int strstart(const char *str, const char *val, const char **ptr)
336 /* return the size or -1 if error */
337 int get_image_size(const char *filename)
340 fd = open(filename, O_RDONLY | O_BINARY);
343 size = lseek(fd, 0, SEEK_END);
348 /* return the size or -1 if error */
349 int load_image(const char *filename, uint8_t *addr)
352 fd = open(filename, O_RDONLY | O_BINARY);
355 size = lseek(fd, 0, SEEK_END);
356 lseek(fd, 0, SEEK_SET);
357 if (read(fd, addr, size) != size) {
365 void cpu_outb(CPUState *env, int addr, int val)
368 if (loglevel & CPU_LOG_IOPORT)
369 fprintf(logfile, "outb: %04x %02x\n", addr, val);
371 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
374 void cpu_outw(CPUState *env, int addr, int val)
377 if (loglevel & CPU_LOG_IOPORT)
378 fprintf(logfile, "outw: %04x %04x\n", addr, val);
380 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
383 void cpu_outl(CPUState *env, int addr, int val)
386 if (loglevel & CPU_LOG_IOPORT)
387 fprintf(logfile, "outl: %04x %08x\n", addr, val);
389 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
392 int cpu_inb(CPUState *env, int addr)
395 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
397 if (loglevel & CPU_LOG_IOPORT)
398 fprintf(logfile, "inb : %04x %02x\n", addr, val);
403 int cpu_inw(CPUState *env, int addr)
406 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
408 if (loglevel & CPU_LOG_IOPORT)
409 fprintf(logfile, "inw : %04x %04x\n", addr, val);
414 int cpu_inl(CPUState *env, int addr)
417 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
419 if (loglevel & CPU_LOG_IOPORT)
420 fprintf(logfile, "inl : %04x %08x\n", addr, val);
425 /***********************************************************/
426 void hw_error(const char *fmt, ...)
432 fprintf(stderr, "qemu: hardware error: ");
433 vfprintf(stderr, fmt, ap);
434 fprintf(stderr, "\n");
435 for(env = first_cpu; env != NULL; env = env->next_cpu) {
436 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
438 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
440 cpu_dump_state(env, stderr, fprintf, 0);
447 /***********************************************************/
450 static QEMUPutKBDEvent *qemu_put_kbd_event;
451 static void *qemu_put_kbd_event_opaque;
452 static QEMUPutMouseEvent *qemu_put_mouse_event;
453 static void *qemu_put_mouse_event_opaque;
455 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
457 qemu_put_kbd_event_opaque = opaque;
458 qemu_put_kbd_event = func;
461 void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque)
463 qemu_put_mouse_event_opaque = opaque;
464 qemu_put_mouse_event = func;
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 /***********************************************************/
485 #if defined(__powerpc__)
487 static inline uint32_t get_tbl(void)
490 asm volatile("mftb %0" : "=r" (tbl));
494 static inline uint32_t get_tbu(void)
497 asm volatile("mftbu %0" : "=r" (tbl));
501 int64_t cpu_get_real_ticks(void)
504 /* NOTE: we test if wrapping has occurred */
510 return ((int64_t)h << 32) | l;
513 #elif defined(__i386__)
515 int64_t cpu_get_real_ticks(void)
518 asm volatile ("rdtsc" : "=A" (val));
522 #elif defined(__x86_64__)
524 int64_t cpu_get_real_ticks(void)
528 asm volatile("rdtsc" : "=a" (low), "=d" (high));
535 #elif defined(__ia64)
537 int64_t cpu_get_real_ticks(void)
540 asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory");
544 #elif defined(__s390__)
546 int64_t cpu_get_real_ticks(void)
549 asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc");
554 #error unsupported CPU
557 static int64_t cpu_ticks_offset;
558 static int cpu_ticks_enabled;
560 static inline int64_t cpu_get_ticks(void)
562 if (!cpu_ticks_enabled) {
563 return cpu_ticks_offset;
565 return cpu_get_real_ticks() + cpu_ticks_offset;
569 /* enable cpu_get_ticks() */
570 void cpu_enable_ticks(void)
572 if (!cpu_ticks_enabled) {
573 cpu_ticks_offset -= cpu_get_real_ticks();
574 cpu_ticks_enabled = 1;
578 /* disable cpu_get_ticks() : the clock is stopped. You must not call
579 cpu_get_ticks() after that. */
580 void cpu_disable_ticks(void)
582 if (cpu_ticks_enabled) {
583 cpu_ticks_offset = cpu_get_ticks();
584 cpu_ticks_enabled = 0;
588 static int64_t get_clock(void)
593 return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000;
596 gettimeofday(&tv, NULL);
597 return tv.tv_sec * 1000000LL + tv.tv_usec;
601 void cpu_calibrate_ticks(void)
606 ticks = cpu_get_real_ticks();
612 usec = get_clock() - usec;
613 ticks = cpu_get_real_ticks() - ticks;
614 ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec;
617 /* compute with 96 bit intermediate result: (a*b)/c */
618 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
623 #ifdef WORDS_BIGENDIAN
633 rl = (uint64_t)u.l.low * (uint64_t)b;
634 rh = (uint64_t)u.l.high * (uint64_t)b;
637 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
641 #define QEMU_TIMER_REALTIME 0
642 #define QEMU_TIMER_VIRTUAL 1
646 /* XXX: add frequency */
654 struct QEMUTimer *next;
660 static QEMUTimer *active_timers[2];
662 static MMRESULT timerID;
664 /* frequency of the times() clock tick */
665 static int timer_freq;
668 QEMUClock *qemu_new_clock(int type)
671 clock = qemu_mallocz(sizeof(QEMUClock));
678 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
682 ts = qemu_mallocz(sizeof(QEMUTimer));
689 void qemu_free_timer(QEMUTimer *ts)
694 /* stop a timer, but do not dealloc it */
695 void qemu_del_timer(QEMUTimer *ts)
699 /* NOTE: this code must be signal safe because
700 qemu_timer_expired() can be called from a signal. */
701 pt = &active_timers[ts->clock->type];
714 /* modify the current timer so that it will be fired when current_time
715 >= expire_time. The corresponding callback will be called. */
716 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
722 /* add the timer in the sorted list */
723 /* NOTE: this code must be signal safe because
724 qemu_timer_expired() can be called from a signal. */
725 pt = &active_timers[ts->clock->type];
730 if (t->expire_time > expire_time)
734 ts->expire_time = expire_time;
739 int qemu_timer_pending(QEMUTimer *ts)
742 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
749 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
753 return (timer_head->expire_time <= current_time);
756 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
762 if (!ts || ts->expire_time > current_time)
764 /* remove timer from the list before calling the callback */
765 *ptimer_head = ts->next;
768 /* run the callback (the timer list can be modified) */
773 int64_t qemu_get_clock(QEMUClock *clock)
775 switch(clock->type) {
776 case QEMU_TIMER_REALTIME:
778 return GetTickCount();
783 /* Note that using gettimeofday() is not a good solution
784 for timers because its value change when the date is
786 if (timer_freq == 100) {
787 return times(&tp) * 10;
789 return ((int64_t)times(&tp) * 1000) / timer_freq;
794 case QEMU_TIMER_VIRTUAL:
795 return cpu_get_ticks();
800 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
802 uint64_t expire_time;
804 if (qemu_timer_pending(ts)) {
805 expire_time = ts->expire_time;
809 qemu_put_be64(f, expire_time);
812 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
814 uint64_t expire_time;
816 expire_time = qemu_get_be64(f);
817 if (expire_time != -1) {
818 qemu_mod_timer(ts, expire_time);
824 static void timer_save(QEMUFile *f, void *opaque)
826 if (cpu_ticks_enabled) {
827 hw_error("cannot save state if virtual timers are running");
829 qemu_put_be64s(f, &cpu_ticks_offset);
830 qemu_put_be64s(f, &ticks_per_sec);
833 static int timer_load(QEMUFile *f, void *opaque, int version_id)
837 if (cpu_ticks_enabled) {
840 qemu_get_be64s(f, &cpu_ticks_offset);
841 qemu_get_be64s(f, &ticks_per_sec);
846 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
847 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
849 static void host_alarm_handler(int host_signum)
853 #define DISP_FREQ 1000
855 static int64_t delta_min = INT64_MAX;
856 static int64_t delta_max, delta_cum, last_clock, delta, ti;
858 ti = qemu_get_clock(vm_clock);
859 if (last_clock != 0) {
860 delta = ti - last_clock;
861 if (delta < delta_min)
863 if (delta > delta_max)
866 if (++count == DISP_FREQ) {
867 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
868 muldiv64(delta_min, 1000000, ticks_per_sec),
869 muldiv64(delta_max, 1000000, ticks_per_sec),
870 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
871 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
873 delta_min = INT64_MAX;
881 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
882 qemu_get_clock(vm_clock)) ||
883 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
884 qemu_get_clock(rt_clock))) {
885 CPUState *env = cpu_single_env;
887 /* stop the currently executing cpu because a timer occured */
888 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
890 if (env->kqemu_enabled) {
891 kqemu_cpu_interrupt(env);
900 #if defined(__linux__)
902 #define RTC_FREQ 1024
906 static int start_rtc_timer(void)
908 rtc_fd = open("/dev/rtc", O_RDONLY);
911 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
912 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
913 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
914 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
917 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
922 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
928 static int start_rtc_timer(void)
933 #endif /* !defined(__linux__) */
935 #endif /* !defined(_WIN32) */
937 static void init_timers(void)
939 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
940 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
945 timerID = timeSetEvent(1, // interval (ms)
947 host_alarm_handler, // function
948 (DWORD)&count, // user parameter
949 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
951 perror("failed timer alarm");
955 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
958 struct sigaction act;
959 struct itimerval itv;
961 /* get times() syscall frequency */
962 timer_freq = sysconf(_SC_CLK_TCK);
965 sigfillset(&act.sa_mask);
967 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
968 act.sa_flags |= SA_ONSTACK;
970 act.sa_handler = host_alarm_handler;
971 sigaction(SIGALRM, &act, NULL);
973 itv.it_interval.tv_sec = 0;
974 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
975 itv.it_value.tv_sec = 0;
976 itv.it_value.tv_usec = 10 * 1000;
977 setitimer(ITIMER_REAL, &itv, NULL);
978 /* we probe the tick duration of the kernel to inform the user if
979 the emulated kernel requested a too high timer frequency */
980 getitimer(ITIMER_REAL, &itv);
982 #if defined(__linux__)
983 if (itv.it_interval.tv_usec > 1000) {
984 /* try to use /dev/rtc to have a faster timer */
985 if (start_rtc_timer() < 0)
988 itv.it_interval.tv_sec = 0;
989 itv.it_interval.tv_usec = 0;
990 itv.it_value.tv_sec = 0;
991 itv.it_value.tv_usec = 0;
992 setitimer(ITIMER_REAL, &itv, NULL);
995 sigaction(SIGIO, &act, NULL);
996 fcntl(rtc_fd, F_SETFL, O_ASYNC);
997 fcntl(rtc_fd, F_SETOWN, getpid());
999 #endif /* defined(__linux__) */
1002 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1003 PIT_FREQ) / 1000000;
1009 void quit_timers(void)
1012 timeKillEvent(timerID);
1016 /***********************************************************/
1017 /* character device */
1019 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1021 return s->chr_write(s, buf, len);
1024 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1028 return s->chr_ioctl(s, cmd, arg);
1031 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1036 vsnprintf(buf, sizeof(buf), fmt, ap);
1037 qemu_chr_write(s, buf, strlen(buf));
1041 void qemu_chr_send_event(CharDriverState *s, int event)
1043 if (s->chr_send_event)
1044 s->chr_send_event(s, event);
1047 void qemu_chr_add_read_handler(CharDriverState *s,
1048 IOCanRWHandler *fd_can_read,
1049 IOReadHandler *fd_read, void *opaque)
1051 s->chr_add_read_handler(s, fd_can_read, fd_read, opaque);
1054 void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event)
1056 s->chr_event = chr_event;
1059 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1064 static void null_chr_add_read_handler(CharDriverState *chr,
1065 IOCanRWHandler *fd_can_read,
1066 IOReadHandler *fd_read, void *opaque)
1070 CharDriverState *qemu_chr_open_null(void)
1072 CharDriverState *chr;
1074 chr = qemu_mallocz(sizeof(CharDriverState));
1077 chr->chr_write = null_chr_write;
1078 chr->chr_add_read_handler = null_chr_add_read_handler;
1084 #define socket_error() WSAGetLastError()
1086 #define EWOULDBLOCK WSAEWOULDBLOCK
1087 #define EINTR WSAEINTR
1088 #define EINPROGRESS WSAEINPROGRESS
1090 static void socket_cleanup(void)
1095 static int socket_init(void)
1100 ret = WSAStartup(MAKEWORD(2,2), &Data);
1102 err = WSAGetLastError();
1103 fprintf(stderr, "WSAStartup: %d\n", err);
1106 atexit(socket_cleanup);
1110 static int send_all(int fd, const uint8_t *buf, int len1)
1116 ret = send(fd, buf, len, 0);
1119 errno = WSAGetLastError();
1120 if (errno != WSAEWOULDBLOCK) {
1123 } else if (ret == 0) {
1133 void socket_set_nonblock(int fd)
1135 unsigned long opt = 1;
1136 ioctlsocket(fd, FIONBIO, &opt);
1141 #define socket_error() errno
1142 #define closesocket(s) close(s)
1144 static int unix_write(int fd, const uint8_t *buf, int len1)
1150 ret = write(fd, buf, len);
1152 if (errno != EINTR && errno != EAGAIN)
1154 } else if (ret == 0) {
1164 static inline int send_all(int fd, const uint8_t *buf, int len1)
1166 return unix_write(fd, buf, len1);
1169 void socket_set_nonblock(int fd)
1171 fcntl(fd, F_SETFL, O_NONBLOCK);
1173 #endif /* !_WIN32 */
1179 IOCanRWHandler *fd_can_read;
1180 IOReadHandler *fd_read;
1185 #define STDIO_MAX_CLIENTS 2
1187 static int stdio_nb_clients;
1188 static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS];
1190 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1192 FDCharDriver *s = chr->opaque;
1193 return unix_write(s->fd_out, buf, len);
1196 static int fd_chr_read_poll(void *opaque)
1198 CharDriverState *chr = opaque;
1199 FDCharDriver *s = chr->opaque;
1201 s->max_size = s->fd_can_read(s->fd_opaque);
1205 static void fd_chr_read(void *opaque)
1207 CharDriverState *chr = opaque;
1208 FDCharDriver *s = chr->opaque;
1213 if (len > s->max_size)
1217 size = read(s->fd_in, buf, len);
1219 s->fd_read(s->fd_opaque, buf, size);
1223 static void fd_chr_add_read_handler(CharDriverState *chr,
1224 IOCanRWHandler *fd_can_read,
1225 IOReadHandler *fd_read, void *opaque)
1227 FDCharDriver *s = chr->opaque;
1229 if (s->fd_in >= 0) {
1230 s->fd_can_read = fd_can_read;
1231 s->fd_read = fd_read;
1232 s->fd_opaque = opaque;
1233 if (nographic && s->fd_in == 0) {
1235 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1236 fd_chr_read, NULL, chr);
1241 /* open a character device to a unix fd */
1242 CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1244 CharDriverState *chr;
1247 chr = qemu_mallocz(sizeof(CharDriverState));
1250 s = qemu_mallocz(sizeof(FDCharDriver));
1258 chr->chr_write = fd_chr_write;
1259 chr->chr_add_read_handler = fd_chr_add_read_handler;
1263 CharDriverState *qemu_chr_open_file_out(const char *file_out)
1267 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY);
1270 return qemu_chr_open_fd(-1, fd_out);
1273 CharDriverState *qemu_chr_open_pipe(const char *filename)
1277 fd = open(filename, O_RDWR | O_BINARY);
1280 return qemu_chr_open_fd(fd, fd);
1284 /* for STDIO, we handle the case where several clients use it
1287 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1289 #define TERM_FIFO_MAX_SIZE 1
1291 static int term_got_escape, client_index;
1292 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1295 void term_print_help(void)
1298 "C-a h print this help\n"
1299 "C-a x exit emulator\n"
1300 "C-a s save disk data back to file (if -snapshot)\n"
1301 "C-a b send break (magic sysrq)\n"
1302 "C-a c switch between console and monitor\n"
1303 "C-a C-a send C-a\n"
1307 /* called when a char is received */
1308 static void stdio_received_byte(int ch)
1310 if (term_got_escape) {
1311 term_got_escape = 0;
1322 for (i = 0; i < MAX_DISKS; i++) {
1324 bdrv_commit(bs_table[i]);
1329 if (client_index < stdio_nb_clients) {
1330 CharDriverState *chr;
1333 chr = stdio_clients[client_index];
1335 chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK);
1340 if (client_index >= stdio_nb_clients)
1342 if (client_index == 0) {
1343 /* send a new line in the monitor to get the prompt */
1351 } else if (ch == TERM_ESCAPE) {
1352 term_got_escape = 1;
1355 if (client_index < stdio_nb_clients) {
1357 CharDriverState *chr;
1360 chr = stdio_clients[client_index];
1362 if (s->fd_can_read(s->fd_opaque) > 0) {
1364 s->fd_read(s->fd_opaque, buf, 1);
1365 } else if (term_fifo_size == 0) {
1366 term_fifo[term_fifo_size++] = ch;
1372 static int stdio_read_poll(void *opaque)
1374 CharDriverState *chr;
1377 if (client_index < stdio_nb_clients) {
1378 chr = stdio_clients[client_index];
1380 /* try to flush the queue if needed */
1381 if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) {
1382 s->fd_read(s->fd_opaque, term_fifo, 1);
1385 /* see if we can absorb more chars */
1386 if (term_fifo_size == 0)
1395 static void stdio_read(void *opaque)
1400 size = read(0, buf, 1);
1402 stdio_received_byte(buf[0]);
1405 /* init terminal so that we can grab keys */
1406 static struct termios oldtty;
1407 static int old_fd0_flags;
1409 static void term_exit(void)
1411 tcsetattr (0, TCSANOW, &oldtty);
1412 fcntl(0, F_SETFL, old_fd0_flags);
1415 static void term_init(void)
1419 tcgetattr (0, &tty);
1421 old_fd0_flags = fcntl(0, F_GETFL);
1423 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1424 |INLCR|IGNCR|ICRNL|IXON);
1425 tty.c_oflag |= OPOST;
1426 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1427 /* if graphical mode, we allow Ctrl-C handling */
1429 tty.c_lflag &= ~ISIG;
1430 tty.c_cflag &= ~(CSIZE|PARENB);
1433 tty.c_cc[VTIME] = 0;
1435 tcsetattr (0, TCSANOW, &tty);
1439 fcntl(0, F_SETFL, O_NONBLOCK);
1442 CharDriverState *qemu_chr_open_stdio(void)
1444 CharDriverState *chr;
1447 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1449 chr = qemu_chr_open_fd(0, 1);
1450 if (stdio_nb_clients == 0)
1451 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL);
1452 client_index = stdio_nb_clients;
1454 if (stdio_nb_clients != 0)
1456 chr = qemu_chr_open_fd(0, 1);
1458 stdio_clients[stdio_nb_clients++] = chr;
1459 if (stdio_nb_clients == 1) {
1460 /* set the terminal in raw mode */
1466 #if defined(__linux__)
1467 CharDriverState *qemu_chr_open_pty(void)
1470 char slave_name[1024];
1471 int master_fd, slave_fd;
1473 /* Not satisfying */
1474 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1478 /* Disabling local echo and line-buffered output */
1479 tcgetattr (master_fd, &tty);
1480 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1482 tty.c_cc[VTIME] = 0;
1483 tcsetattr (master_fd, TCSAFLUSH, &tty);
1485 fprintf(stderr, "char device redirected to %s\n", slave_name);
1486 return qemu_chr_open_fd(master_fd, master_fd);
1489 static void tty_serial_init(int fd, int speed,
1490 int parity, int data_bits, int stop_bits)
1496 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1497 speed, parity, data_bits, stop_bits);
1499 tcgetattr (fd, &tty);
1541 cfsetispeed(&tty, spd);
1542 cfsetospeed(&tty, spd);
1544 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1545 |INLCR|IGNCR|ICRNL|IXON);
1546 tty.c_oflag |= OPOST;
1547 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
1548 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS);
1569 tty.c_cflag |= PARENB;
1572 tty.c_cflag |= PARENB | PARODD;
1576 tcsetattr (fd, TCSANOW, &tty);
1579 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
1581 FDCharDriver *s = chr->opaque;
1584 case CHR_IOCTL_SERIAL_SET_PARAMS:
1586 QEMUSerialSetParams *ssp = arg;
1587 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1588 ssp->data_bits, ssp->stop_bits);
1591 case CHR_IOCTL_SERIAL_SET_BREAK:
1593 int enable = *(int *)arg;
1595 tcsendbreak(s->fd_in, 1);
1604 CharDriverState *qemu_chr_open_tty(const char *filename)
1606 CharDriverState *chr;
1609 fd = open(filename, O_RDWR | O_NONBLOCK);
1612 fcntl(fd, F_SETFL, O_NONBLOCK);
1613 tty_serial_init(fd, 115200, 'N', 8, 1);
1614 chr = qemu_chr_open_fd(fd, fd);
1617 chr->chr_ioctl = tty_serial_ioctl;
1621 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1623 int fd = (int)chr->opaque;
1627 case CHR_IOCTL_PP_READ_DATA:
1628 if (ioctl(fd, PPRDATA, &b) < 0)
1630 *(uint8_t *)arg = b;
1632 case CHR_IOCTL_PP_WRITE_DATA:
1633 b = *(uint8_t *)arg;
1634 if (ioctl(fd, PPWDATA, &b) < 0)
1637 case CHR_IOCTL_PP_READ_CONTROL:
1638 if (ioctl(fd, PPRCONTROL, &b) < 0)
1640 *(uint8_t *)arg = b;
1642 case CHR_IOCTL_PP_WRITE_CONTROL:
1643 b = *(uint8_t *)arg;
1644 if (ioctl(fd, PPWCONTROL, &b) < 0)
1647 case CHR_IOCTL_PP_READ_STATUS:
1648 if (ioctl(fd, PPRSTATUS, &b) < 0)
1650 *(uint8_t *)arg = b;
1658 CharDriverState *qemu_chr_open_pp(const char *filename)
1660 CharDriverState *chr;
1663 fd = open(filename, O_RDWR);
1667 if (ioctl(fd, PPCLAIM) < 0) {
1672 chr = qemu_mallocz(sizeof(CharDriverState));
1677 chr->opaque = (void *)fd;
1678 chr->chr_write = null_chr_write;
1679 chr->chr_add_read_handler = null_chr_add_read_handler;
1680 chr->chr_ioctl = pp_ioctl;
1685 CharDriverState *qemu_chr_open_pty(void)
1691 #endif /* !defined(_WIN32) */
1693 CharDriverState *qemu_chr_open(const char *filename)
1699 if (!strcmp(filename, "vc")) {
1700 return text_console_init(&display_state);
1701 } else if (!strcmp(filename, "null")) {
1702 return qemu_chr_open_null();
1705 if (strstart(filename, "file:", &p)) {
1706 return qemu_chr_open_file_out(p);
1707 } else if (strstart(filename, "pipe:", &p)) {
1708 return qemu_chr_open_pipe(p);
1709 } else if (!strcmp(filename, "pty")) {
1710 return qemu_chr_open_pty();
1711 } else if (!strcmp(filename, "stdio")) {
1712 return qemu_chr_open_stdio();
1715 #if defined(__linux__)
1716 if (strstart(filename, "/dev/parport", NULL)) {
1717 return qemu_chr_open_pp(filename);
1719 if (strstart(filename, "/dev/", NULL)) {
1720 return qemu_chr_open_tty(filename);
1728 /***********************************************************/
1729 /* network device redirectors */
1731 void hex_dump(FILE *f, const uint8_t *buf, int size)
1735 for(i=0;i<size;i+=16) {
1739 fprintf(f, "%08x ", i);
1742 fprintf(f, " %02x", buf[i+j]);
1747 for(j=0;j<len;j++) {
1749 if (c < ' ' || c > '~')
1751 fprintf(f, "%c", c);
1757 static int parse_macaddr(uint8_t *macaddr, const char *p)
1760 for(i = 0; i < 6; i++) {
1761 macaddr[i] = strtol(p, (char **)&p, 16);
1774 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
1779 p1 = strchr(p, sep);
1785 if (len > buf_size - 1)
1787 memcpy(buf, p, len);
1794 int parse_host_port(struct sockaddr_in *saddr, const char *str)
1802 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
1804 saddr->sin_family = AF_INET;
1805 if (buf[0] == '\0') {
1806 saddr->sin_addr.s_addr = 0;
1808 if (isdigit(buf[0])) {
1809 if (!inet_aton(buf, &saddr->sin_addr))
1812 if ((he = gethostbyname(buf)) == NULL)
1814 saddr->sin_addr = *(struct in_addr *)he->h_addr;
1817 port = strtol(p, (char **)&r, 0);
1820 saddr->sin_port = htons(port);
1824 /* find or alloc a new VLAN */
1825 VLANState *qemu_find_vlan(int id)
1827 VLANState **pvlan, *vlan;
1828 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
1832 vlan = qemu_mallocz(sizeof(VLANState));
1837 pvlan = &first_vlan;
1838 while (*pvlan != NULL)
1839 pvlan = &(*pvlan)->next;
1844 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
1845 IOReadHandler *fd_read,
1846 IOCanRWHandler *fd_can_read,
1849 VLANClientState *vc, **pvc;
1850 vc = qemu_mallocz(sizeof(VLANClientState));
1853 vc->fd_read = fd_read;
1854 vc->fd_can_read = fd_can_read;
1855 vc->opaque = opaque;
1859 pvc = &vlan->first_client;
1860 while (*pvc != NULL)
1861 pvc = &(*pvc)->next;
1866 int qemu_can_send_packet(VLANClientState *vc1)
1868 VLANState *vlan = vc1->vlan;
1869 VLANClientState *vc;
1871 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
1873 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
1880 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
1882 VLANState *vlan = vc1->vlan;
1883 VLANClientState *vc;
1886 printf("vlan %d send:\n", vlan->id);
1887 hex_dump(stdout, buf, size);
1889 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
1891 vc->fd_read(vc->opaque, buf, size);
1896 #if defined(CONFIG_SLIRP)
1898 /* slirp network adapter */
1900 static int slirp_inited;
1901 static VLANClientState *slirp_vc;
1903 int slirp_can_output(void)
1905 return qemu_can_send_packet(slirp_vc);
1908 void slirp_output(const uint8_t *pkt, int pkt_len)
1911 printf("slirp output:\n");
1912 hex_dump(stdout, pkt, pkt_len);
1914 qemu_send_packet(slirp_vc, pkt, pkt_len);
1917 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
1920 printf("slirp input:\n");
1921 hex_dump(stdout, buf, size);
1923 slirp_input(buf, size);
1926 static int net_slirp_init(VLANState *vlan)
1928 if (!slirp_inited) {
1932 slirp_vc = qemu_new_vlan_client(vlan,
1933 slirp_receive, NULL, NULL);
1934 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
1938 static void net_slirp_redir(const char *redir_str)
1943 struct in_addr guest_addr;
1944 int host_port, guest_port;
1946 if (!slirp_inited) {
1952 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
1954 if (!strcmp(buf, "tcp")) {
1956 } else if (!strcmp(buf, "udp")) {
1962 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
1964 host_port = strtol(buf, &r, 0);
1968 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
1970 if (buf[0] == '\0') {
1971 pstrcpy(buf, sizeof(buf), "10.0.2.15");
1973 if (!inet_aton(buf, &guest_addr))
1976 guest_port = strtol(p, &r, 0);
1980 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
1981 fprintf(stderr, "qemu: could not set up redirection\n");
1986 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
1994 static void smb_exit(void)
1998 char filename[1024];
2000 /* erase all the files in the directory */
2001 d = opendir(smb_dir);
2006 if (strcmp(de->d_name, ".") != 0 &&
2007 strcmp(de->d_name, "..") != 0) {
2008 snprintf(filename, sizeof(filename), "%s/%s",
2009 smb_dir, de->d_name);
2017 /* automatic user mode samba server configuration */
2018 void net_slirp_smb(const char *exported_dir)
2020 char smb_conf[1024];
2021 char smb_cmdline[1024];
2024 if (!slirp_inited) {
2029 /* XXX: better tmp dir construction */
2030 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
2031 if (mkdir(smb_dir, 0700) < 0) {
2032 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
2035 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
2037 f = fopen(smb_conf, "w");
2039 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
2046 "socket address=127.0.0.1\n"
2047 "pid directory=%s\n"
2048 "lock directory=%s\n"
2049 "log file=%s/log.smbd\n"
2050 "smb passwd file=%s/smbpasswd\n"
2051 "security = share\n"
2066 snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s",
2069 slirp_add_exec(0, smb_cmdline, 4, 139);
2072 #endif /* !defined(_WIN32) */
2074 #endif /* CONFIG_SLIRP */
2076 #if !defined(_WIN32)
2078 typedef struct TAPState {
2079 VLANClientState *vc;
2083 static void tap_receive(void *opaque, const uint8_t *buf, int size)
2085 TAPState *s = opaque;
2088 ret = write(s->fd, buf, size);
2089 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
2096 static void tap_send(void *opaque)
2098 TAPState *s = opaque;
2102 size = read(s->fd, buf, sizeof(buf));
2104 qemu_send_packet(s->vc, buf, size);
2110 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
2114 s = qemu_mallocz(sizeof(TAPState));
2118 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
2119 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
2120 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
2125 static int tap_open(char *ifname, int ifname_size)
2131 fd = open("/dev/tap", O_RDWR);
2133 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
2138 dev = devname(s.st_rdev, S_IFCHR);
2139 pstrcpy(ifname, ifname_size, dev);
2141 fcntl(fd, F_SETFL, O_NONBLOCK);
2145 static int tap_open(char *ifname, int ifname_size)
2150 fd = open("/dev/net/tun", O_RDWR);
2152 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
2155 memset(&ifr, 0, sizeof(ifr));
2156 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
2157 if (ifname[0] != '\0')
2158 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
2160 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
2161 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
2163 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
2167 pstrcpy(ifname, ifname_size, ifr.ifr_name);
2168 fcntl(fd, F_SETFL, O_NONBLOCK);
2173 static int net_tap_init(VLANState *vlan, const char *ifname1,
2174 const char *setup_script)
2177 int pid, status, fd;
2182 if (ifname1 != NULL)
2183 pstrcpy(ifname, sizeof(ifname), ifname1);
2186 fd = tap_open(ifname, sizeof(ifname));
2192 if (setup_script[0] != '\0') {
2193 /* try to launch network init script */
2198 *parg++ = (char *)setup_script;
2201 execv(setup_script, args);
2204 while (waitpid(pid, &status, 0) != pid);
2205 if (!WIFEXITED(status) ||
2206 WEXITSTATUS(status) != 0) {
2207 fprintf(stderr, "%s: could not launch network script\n",
2213 s = net_tap_fd_init(vlan, fd);
2216 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2217 "tap: ifname=%s setup_script=%s", ifname, setup_script);
2221 #endif /* !_WIN32 */
2223 /* network connection */
2224 typedef struct NetSocketState {
2225 VLANClientState *vc;
2227 int state; /* 0 = getting length, 1 = getting data */
2231 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
2234 typedef struct NetSocketListenState {
2237 } NetSocketListenState;
2239 /* XXX: we consider we can send the whole packet without blocking */
2240 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
2242 NetSocketState *s = opaque;
2246 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
2247 send_all(s->fd, buf, size);
2250 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
2252 NetSocketState *s = opaque;
2253 sendto(s->fd, buf, size, 0,
2254 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
2257 static void net_socket_send(void *opaque)
2259 NetSocketState *s = opaque;
2264 size = recv(s->fd, buf1, sizeof(buf1), 0);
2266 err = socket_error();
2267 if (err != EWOULDBLOCK)
2269 } else if (size == 0) {
2270 /* end of connection */
2272 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2278 /* reassemble a packet from the network */
2284 memcpy(s->buf + s->index, buf, l);
2288 if (s->index == 4) {
2290 s->packet_len = ntohl(*(uint32_t *)s->buf);
2296 l = s->packet_len - s->index;
2299 memcpy(s->buf + s->index, buf, l);
2303 if (s->index >= s->packet_len) {
2304 qemu_send_packet(s->vc, s->buf, s->packet_len);
2313 static void net_socket_send_dgram(void *opaque)
2315 NetSocketState *s = opaque;
2318 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
2322 /* end of connection */
2323 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2326 qemu_send_packet(s->vc, s->buf, size);
2329 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
2334 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
2335 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
2336 inet_ntoa(mcastaddr->sin_addr),
2337 (int)ntohl(mcastaddr->sin_addr.s_addr));
2341 fd = socket(PF_INET, SOCK_DGRAM, 0);
2343 perror("socket(PF_INET, SOCK_DGRAM)");
2348 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
2349 (const char *)&val, sizeof(val));
2351 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
2355 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
2361 /* Add host to multicast group */
2362 imr.imr_multiaddr = mcastaddr->sin_addr;
2363 imr.imr_interface.s_addr = htonl(INADDR_ANY);
2365 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
2366 (const char *)&imr, sizeof(struct ip_mreq));
2368 perror("setsockopt(IP_ADD_MEMBERSHIP)");
2372 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
2374 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
2375 (const char *)&val, sizeof(val));
2377 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
2381 socket_set_nonblock(fd);
2384 if (fd>=0) close(fd);
2388 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
2391 struct sockaddr_in saddr;
2393 socklen_t saddr_len;
2396 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
2397 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
2398 * by ONLY ONE process: we must "clone" this dgram socket --jjo
2402 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
2404 if (saddr.sin_addr.s_addr==0) {
2405 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
2409 /* clone dgram socket */
2410 newfd = net_socket_mcast_create(&saddr);
2412 /* error already reported by net_socket_mcast_create() */
2416 /* clone newfd to fd, close newfd */
2421 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
2422 fd, strerror(errno));
2427 s = qemu_mallocz(sizeof(NetSocketState));
2432 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
2433 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
2435 /* mcast: save bound address as dst */
2436 if (is_connected) s->dgram_dst=saddr;
2438 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2439 "socket: fd=%d (%s mcast=%s:%d)",
2440 fd, is_connected? "cloned" : "",
2441 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2445 static void net_socket_connect(void *opaque)
2447 NetSocketState *s = opaque;
2448 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
2451 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
2455 s = qemu_mallocz(sizeof(NetSocketState));
2459 s->vc = qemu_new_vlan_client(vlan,
2460 net_socket_receive, NULL, s);
2461 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2462 "socket: fd=%d", fd);
2464 net_socket_connect(s);
2466 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
2471 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
2474 int so_type=-1, optlen=sizeof(so_type);
2476 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
2477 fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
2482 return net_socket_fd_init_dgram(vlan, fd, is_connected);
2484 return net_socket_fd_init_stream(vlan, fd, is_connected);
2486 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
2487 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
2488 return net_socket_fd_init_stream(vlan, fd, is_connected);
2493 static void net_socket_accept(void *opaque)
2495 NetSocketListenState *s = opaque;
2497 struct sockaddr_in saddr;
2502 len = sizeof(saddr);
2503 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
2504 if (fd < 0 && errno != EINTR) {
2506 } else if (fd >= 0) {
2510 s1 = net_socket_fd_init(s->vlan, fd, 1);
2514 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
2515 "socket: connection from %s:%d",
2516 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2520 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
2522 NetSocketListenState *s;
2524 struct sockaddr_in saddr;
2526 if (parse_host_port(&saddr, host_str) < 0)
2529 s = qemu_mallocz(sizeof(NetSocketListenState));
2533 fd = socket(PF_INET, SOCK_STREAM, 0);
2538 socket_set_nonblock(fd);
2540 /* allow fast reuse */
2542 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2544 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
2549 ret = listen(fd, 0);
2556 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
2560 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
2563 int fd, connected, ret, err;
2564 struct sockaddr_in saddr;
2566 if (parse_host_port(&saddr, host_str) < 0)
2569 fd = socket(PF_INET, SOCK_STREAM, 0);
2574 socket_set_nonblock(fd);
2578 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
2580 err = socket_error();
2581 if (err == EINTR || err == EWOULDBLOCK) {
2582 } else if (err == EINPROGRESS) {
2594 s = net_socket_fd_init(vlan, fd, connected);
2597 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2598 "socket: connect to %s:%d",
2599 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2603 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
2607 struct sockaddr_in saddr;
2609 if (parse_host_port(&saddr, host_str) < 0)
2613 fd = net_socket_mcast_create(&saddr);
2617 s = net_socket_fd_init(vlan, fd, 0);
2621 s->dgram_dst = saddr;
2623 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2624 "socket: mcast=%s:%d",
2625 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2630 static int get_param_value(char *buf, int buf_size,
2631 const char *tag, const char *str)
2640 while (*p != '\0' && *p != '=') {
2641 if ((q - option) < sizeof(option) - 1)
2649 if (!strcmp(tag, option)) {
2651 while (*p != '\0' && *p != ',') {
2652 if ((q - buf) < buf_size - 1)
2659 while (*p != '\0' && *p != ',') {
2670 int net_client_init(const char *str)
2681 while (*p != '\0' && *p != ',') {
2682 if ((q - device) < sizeof(device) - 1)
2690 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
2691 vlan_id = strtol(buf, NULL, 0);
2693 vlan = qemu_find_vlan(vlan_id);
2695 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
2698 if (!strcmp(device, "nic")) {
2702 if (nb_nics >= MAX_NICS) {
2703 fprintf(stderr, "Too Many NICs\n");
2706 nd = &nd_table[nb_nics];
2707 macaddr = nd->macaddr;
2713 macaddr[5] = 0x56 + nb_nics;
2715 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
2716 if (parse_macaddr(macaddr, buf) < 0) {
2717 fprintf(stderr, "invalid syntax for ethernet address\n");
2725 if (!strcmp(device, "none")) {
2726 /* does nothing. It is needed to signal that no network cards
2731 if (!strcmp(device, "user")) {
2732 ret = net_slirp_init(vlan);
2736 if (!strcmp(device, "tap")) {
2738 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
2739 fprintf(stderr, "tap: no interface name\n");
2742 ret = tap_win32_init(vlan, ifname);
2745 if (!strcmp(device, "tap")) {
2747 char setup_script[1024];
2749 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
2750 fd = strtol(buf, NULL, 0);
2752 if (net_tap_fd_init(vlan, fd))
2755 get_param_value(ifname, sizeof(ifname), "ifname", p);
2756 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
2757 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
2759 ret = net_tap_init(vlan, ifname, setup_script);
2763 if (!strcmp(device, "socket")) {
2764 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
2766 fd = strtol(buf, NULL, 0);
2768 if (net_socket_fd_init(vlan, fd, 1))
2770 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
2771 ret = net_socket_listen_init(vlan, buf);
2772 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
2773 ret = net_socket_connect_init(vlan, buf);
2774 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
2775 ret = net_socket_mcast_init(vlan, buf);
2777 fprintf(stderr, "Unknown socket options: %s\n", p);
2782 fprintf(stderr, "Unknown network device: %s\n", device);
2786 fprintf(stderr, "Could not initialize device '%s'\n", device);
2792 void do_info_network(void)
2795 VLANClientState *vc;
2797 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
2798 term_printf("VLAN %d devices:\n", vlan->id);
2799 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
2800 term_printf(" %s\n", vc->info_str);
2804 /***********************************************************/
2807 static int usb_device_add(const char *devname)
2815 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
2816 if (!vm_usb_ports[i]->dev)
2819 if (i == MAX_VM_USB_PORTS)
2822 if (strstart(devname, "host:", &p)) {
2823 dev = usb_host_device_open(p);
2826 } else if (!strcmp(devname, "mouse")) {
2827 dev = usb_mouse_init();
2833 usb_attach(vm_usb_ports[i], dev);
2837 static int usb_device_del(const char *devname)
2840 int bus_num, addr, i;
2846 p = strchr(devname, '.');
2849 bus_num = strtoul(devname, NULL, 0);
2850 addr = strtoul(p + 1, NULL, 0);
2853 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
2854 dev = vm_usb_ports[i]->dev;
2855 if (dev && dev->addr == addr)
2858 if (i == MAX_VM_USB_PORTS)
2860 usb_attach(vm_usb_ports[i], NULL);
2864 void do_usb_add(const char *devname)
2867 ret = usb_device_add(devname);
2869 term_printf("Could not add USB device '%s'\n", devname);
2872 void do_usb_del(const char *devname)
2875 ret = usb_device_del(devname);
2877 term_printf("Could not remove USB device '%s'\n", devname);
2884 const char *speed_str;
2887 term_printf("USB support not enabled\n");
2891 for(i = 0; i < MAX_VM_USB_PORTS; i++) {
2892 dev = vm_usb_ports[i]->dev;
2894 term_printf("Hub port %d:\n", i);
2895 switch(dev->speed) {
2899 case USB_SPEED_FULL:
2902 case USB_SPEED_HIGH:
2909 term_printf(" Device %d.%d, speed %s Mb/s\n",
2910 0, dev->addr, speed_str);
2915 /***********************************************************/
2918 static char *pid_filename;
2920 /* Remove PID file. Called on normal exit */
2922 static void remove_pidfile(void)
2924 unlink (pid_filename);
2927 static void create_pidfile(const char *filename)
2929 struct stat pidstat;
2932 /* Try to write our PID to the named file */
2933 if (stat(filename, &pidstat) < 0) {
2934 if (errno == ENOENT) {
2935 if ((f = fopen (filename, "w")) == NULL) {
2936 perror("Opening pidfile");
2939 fprintf(f, "%d\n", getpid());
2941 pid_filename = qemu_strdup(filename);
2942 if (!pid_filename) {
2943 fprintf(stderr, "Could not save PID filename");
2946 atexit(remove_pidfile);
2949 fprintf(stderr, "%s already exists. Remove it and try again.\n",
2955 /***********************************************************/
2958 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
2962 static void dumb_resize(DisplayState *ds, int w, int h)
2966 static void dumb_refresh(DisplayState *ds)
2968 vga_update_display();
2971 void dumb_display_init(DisplayState *ds)
2976 ds->dpy_update = dumb_update;
2977 ds->dpy_resize = dumb_resize;
2978 ds->dpy_refresh = dumb_refresh;
2981 #if !defined(CONFIG_SOFTMMU)
2982 /***********************************************************/
2983 /* cpu signal handler */
2984 static void host_segv_handler(int host_signum, siginfo_t *info,
2987 if (cpu_signal_handler(host_signum, info, puc))
2989 if (stdio_nb_clients > 0)
2995 /***********************************************************/
2998 #define MAX_IO_HANDLERS 64
3000 typedef struct IOHandlerRecord {
3002 IOCanRWHandler *fd_read_poll;
3004 IOHandler *fd_write;
3006 /* temporary data */
3008 struct IOHandlerRecord *next;
3011 static IOHandlerRecord *first_io_handler;
3013 /* XXX: fd_read_poll should be suppressed, but an API change is
3014 necessary in the character devices to suppress fd_can_read(). */
3015 int qemu_set_fd_handler2(int fd,
3016 IOCanRWHandler *fd_read_poll,
3018 IOHandler *fd_write,
3021 IOHandlerRecord **pioh, *ioh;
3023 if (!fd_read && !fd_write) {
3024 pioh = &first_io_handler;
3029 if (ioh->fd == fd) {
3037 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
3041 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
3044 ioh->next = first_io_handler;
3045 first_io_handler = ioh;
3048 ioh->fd_read_poll = fd_read_poll;
3049 ioh->fd_read = fd_read;
3050 ioh->fd_write = fd_write;
3051 ioh->opaque = opaque;
3056 int qemu_set_fd_handler(int fd,
3058 IOHandler *fd_write,
3061 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
3064 /***********************************************************/
3065 /* savevm/loadvm support */
3067 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
3069 fwrite(buf, 1, size, f);
3072 void qemu_put_byte(QEMUFile *f, int v)
3077 void qemu_put_be16(QEMUFile *f, unsigned int v)
3079 qemu_put_byte(f, v >> 8);
3080 qemu_put_byte(f, v);
3083 void qemu_put_be32(QEMUFile *f, unsigned int v)
3085 qemu_put_byte(f, v >> 24);
3086 qemu_put_byte(f, v >> 16);
3087 qemu_put_byte(f, v >> 8);
3088 qemu_put_byte(f, v);
3091 void qemu_put_be64(QEMUFile *f, uint64_t v)
3093 qemu_put_be32(f, v >> 32);
3094 qemu_put_be32(f, v);
3097 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size)
3099 return fread(buf, 1, size, f);
3102 int qemu_get_byte(QEMUFile *f)
3112 unsigned int qemu_get_be16(QEMUFile *f)
3115 v = qemu_get_byte(f) << 8;
3116 v |= qemu_get_byte(f);
3120 unsigned int qemu_get_be32(QEMUFile *f)
3123 v = qemu_get_byte(f) << 24;
3124 v |= qemu_get_byte(f) << 16;
3125 v |= qemu_get_byte(f) << 8;
3126 v |= qemu_get_byte(f);
3130 uint64_t qemu_get_be64(QEMUFile *f)
3133 v = (uint64_t)qemu_get_be32(f) << 32;
3134 v |= qemu_get_be32(f);
3138 int64_t qemu_ftell(QEMUFile *f)
3143 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
3145 if (fseek(f, pos, whence) < 0)
3150 typedef struct SaveStateEntry {
3154 SaveStateHandler *save_state;
3155 LoadStateHandler *load_state;
3157 struct SaveStateEntry *next;
3160 static SaveStateEntry *first_se;
3162 int register_savevm(const char *idstr,
3165 SaveStateHandler *save_state,
3166 LoadStateHandler *load_state,
3169 SaveStateEntry *se, **pse;
3171 se = qemu_malloc(sizeof(SaveStateEntry));
3174 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
3175 se->instance_id = instance_id;
3176 se->version_id = version_id;
3177 se->save_state = save_state;
3178 se->load_state = load_state;
3179 se->opaque = opaque;
3182 /* add at the end of list */
3184 while (*pse != NULL)
3185 pse = &(*pse)->next;
3190 #define QEMU_VM_FILE_MAGIC 0x5145564d
3191 #define QEMU_VM_FILE_VERSION 0x00000001
3193 int qemu_savevm(const char *filename)
3197 int len, len_pos, cur_pos, saved_vm_running, ret;
3199 saved_vm_running = vm_running;
3202 f = fopen(filename, "wb");
3208 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
3209 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
3211 for(se = first_se; se != NULL; se = se->next) {
3213 len = strlen(se->idstr);
3214 qemu_put_byte(f, len);
3215 qemu_put_buffer(f, se->idstr, len);
3217 qemu_put_be32(f, se->instance_id);
3218 qemu_put_be32(f, se->version_id);
3220 /* record size: filled later */
3222 qemu_put_be32(f, 0);
3224 se->save_state(f, se->opaque);
3226 /* fill record size */
3228 len = ftell(f) - len_pos - 4;
3229 fseek(f, len_pos, SEEK_SET);
3230 qemu_put_be32(f, len);
3231 fseek(f, cur_pos, SEEK_SET);
3237 if (saved_vm_running)
3242 static SaveStateEntry *find_se(const char *idstr, int instance_id)
3246 for(se = first_se; se != NULL; se = se->next) {
3247 if (!strcmp(se->idstr, idstr) &&
3248 instance_id == se->instance_id)
3254 int qemu_loadvm(const char *filename)
3258 int len, cur_pos, ret, instance_id, record_len, version_id;
3259 int saved_vm_running;
3263 saved_vm_running = vm_running;
3266 f = fopen(filename, "rb");
3272 v = qemu_get_be32(f);
3273 if (v != QEMU_VM_FILE_MAGIC)
3275 v = qemu_get_be32(f);
3276 if (v != QEMU_VM_FILE_VERSION) {
3283 len = qemu_get_byte(f);
3286 qemu_get_buffer(f, idstr, len);
3288 instance_id = qemu_get_be32(f);
3289 version_id = qemu_get_be32(f);
3290 record_len = qemu_get_be32(f);
3292 printf("idstr=%s instance=0x%x version=%d len=%d\n",
3293 idstr, instance_id, version_id, record_len);
3296 se = find_se(idstr, instance_id);
3298 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
3299 instance_id, idstr);
3301 ret = se->load_state(f, se->opaque, version_id);
3303 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
3304 instance_id, idstr);
3307 /* always seek to exact end of record */
3308 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
3313 if (saved_vm_running)
3318 /***********************************************************/
3319 /* cpu save/restore */
3321 #if defined(TARGET_I386)
3323 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
3325 qemu_put_be32(f, dt->selector);
3326 qemu_put_betl(f, dt->base);
3327 qemu_put_be32(f, dt->limit);
3328 qemu_put_be32(f, dt->flags);
3331 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
3333 dt->selector = qemu_get_be32(f);
3334 dt->base = qemu_get_betl(f);
3335 dt->limit = qemu_get_be32(f);
3336 dt->flags = qemu_get_be32(f);
3339 void cpu_save(QEMUFile *f, void *opaque)
3341 CPUState *env = opaque;
3342 uint16_t fptag, fpus, fpuc, fpregs_format;
3346 for(i = 0; i < CPU_NB_REGS; i++)
3347 qemu_put_betls(f, &env->regs[i]);
3348 qemu_put_betls(f, &env->eip);
3349 qemu_put_betls(f, &env->eflags);
3350 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
3351 qemu_put_be32s(f, &hflags);
3355 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
3357 for(i = 0; i < 8; i++) {
3358 fptag |= ((!env->fptags[i]) << i);
3361 qemu_put_be16s(f, &fpuc);
3362 qemu_put_be16s(f, &fpus);
3363 qemu_put_be16s(f, &fptag);
3365 #ifdef USE_X86LDOUBLE
3370 qemu_put_be16s(f, &fpregs_format);
3372 for(i = 0; i < 8; i++) {
3373 #ifdef USE_X86LDOUBLE
3377 /* we save the real CPU data (in case of MMX usage only 'mant'
3378 contains the MMX register */
3379 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
3380 qemu_put_be64(f, mant);
3381 qemu_put_be16(f, exp);
3384 /* if we use doubles for float emulation, we save the doubles to
3385 avoid losing information in case of MMX usage. It can give
3386 problems if the image is restored on a CPU where long
3387 doubles are used instead. */
3388 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
3392 for(i = 0; i < 6; i++)
3393 cpu_put_seg(f, &env->segs[i]);
3394 cpu_put_seg(f, &env->ldt);
3395 cpu_put_seg(f, &env->tr);
3396 cpu_put_seg(f, &env->gdt);
3397 cpu_put_seg(f, &env->idt);
3399 qemu_put_be32s(f, &env->sysenter_cs);
3400 qemu_put_be32s(f, &env->sysenter_esp);
3401 qemu_put_be32s(f, &env->sysenter_eip);
3403 qemu_put_betls(f, &env->cr[0]);
3404 qemu_put_betls(f, &env->cr[2]);
3405 qemu_put_betls(f, &env->cr[3]);
3406 qemu_put_betls(f, &env->cr[4]);
3408 for(i = 0; i < 8; i++)
3409 qemu_put_betls(f, &env->dr[i]);
3412 qemu_put_be32s(f, &env->a20_mask);
3415 qemu_put_be32s(f, &env->mxcsr);
3416 for(i = 0; i < CPU_NB_REGS; i++) {
3417 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
3418 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
3421 #ifdef TARGET_X86_64
3422 qemu_put_be64s(f, &env->efer);
3423 qemu_put_be64s(f, &env->star);
3424 qemu_put_be64s(f, &env->lstar);
3425 qemu_put_be64s(f, &env->cstar);
3426 qemu_put_be64s(f, &env->fmask);
3427 qemu_put_be64s(f, &env->kernelgsbase);
3431 #ifdef USE_X86LDOUBLE
3432 /* XXX: add that in a FPU generic layer */
3433 union x86_longdouble {
3438 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
3439 #define EXPBIAS1 1023
3440 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
3441 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
3443 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
3447 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
3448 /* exponent + sign */
3449 e = EXPD1(temp) - EXPBIAS1 + 16383;
3450 e |= SIGND1(temp) >> 16;
3455 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3457 CPUState *env = opaque;
3460 uint16_t fpus, fpuc, fptag, fpregs_format;
3462 if (version_id != 3)
3464 for(i = 0; i < CPU_NB_REGS; i++)
3465 qemu_get_betls(f, &env->regs[i]);
3466 qemu_get_betls(f, &env->eip);
3467 qemu_get_betls(f, &env->eflags);
3468 qemu_get_be32s(f, &hflags);
3470 qemu_get_be16s(f, &fpuc);
3471 qemu_get_be16s(f, &fpus);
3472 qemu_get_be16s(f, &fptag);
3473 qemu_get_be16s(f, &fpregs_format);
3475 /* NOTE: we cannot always restore the FPU state if the image come
3476 from a host with a different 'USE_X86LDOUBLE' define. We guess
3477 if we are in an MMX state to restore correctly in that case. */
3478 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
3479 for(i = 0; i < 8; i++) {
3483 switch(fpregs_format) {
3485 mant = qemu_get_be64(f);
3486 exp = qemu_get_be16(f);
3487 #ifdef USE_X86LDOUBLE
3488 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3490 /* difficult case */
3492 env->fpregs[i].mmx.MMX_Q(0) = mant;
3494 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3498 mant = qemu_get_be64(f);
3499 #ifdef USE_X86LDOUBLE
3501 union x86_longdouble *p;
3502 /* difficult case */
3503 p = (void *)&env->fpregs[i];
3508 fp64_to_fp80(p, mant);
3512 env->fpregs[i].mmx.MMX_Q(0) = mant;
3521 /* XXX: restore FPU round state */
3522 env->fpstt = (fpus >> 11) & 7;
3523 env->fpus = fpus & ~0x3800;
3525 for(i = 0; i < 8; i++) {
3526 env->fptags[i] = (fptag >> i) & 1;
3529 for(i = 0; i < 6; i++)
3530 cpu_get_seg(f, &env->segs[i]);
3531 cpu_get_seg(f, &env->ldt);
3532 cpu_get_seg(f, &env->tr);
3533 cpu_get_seg(f, &env->gdt);
3534 cpu_get_seg(f, &env->idt);
3536 qemu_get_be32s(f, &env->sysenter_cs);
3537 qemu_get_be32s(f, &env->sysenter_esp);
3538 qemu_get_be32s(f, &env->sysenter_eip);
3540 qemu_get_betls(f, &env->cr[0]);
3541 qemu_get_betls(f, &env->cr[2]);
3542 qemu_get_betls(f, &env->cr[3]);
3543 qemu_get_betls(f, &env->cr[4]);
3545 for(i = 0; i < 8; i++)
3546 qemu_get_betls(f, &env->dr[i]);
3549 qemu_get_be32s(f, &env->a20_mask);
3551 qemu_get_be32s(f, &env->mxcsr);
3552 for(i = 0; i < CPU_NB_REGS; i++) {
3553 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
3554 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
3557 #ifdef TARGET_X86_64
3558 qemu_get_be64s(f, &env->efer);
3559 qemu_get_be64s(f, &env->star);
3560 qemu_get_be64s(f, &env->lstar);
3561 qemu_get_be64s(f, &env->cstar);
3562 qemu_get_be64s(f, &env->fmask);
3563 qemu_get_be64s(f, &env->kernelgsbase);
3566 /* XXX: compute hflags from scratch, except for CPL and IIF */
3567 env->hflags = hflags;
3572 #elif defined(TARGET_PPC)
3573 void cpu_save(QEMUFile *f, void *opaque)
3577 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3582 #elif defined(TARGET_MIPS)
3583 void cpu_save(QEMUFile *f, void *opaque)
3587 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3592 #elif defined(TARGET_SPARC)
3593 void cpu_save(QEMUFile *f, void *opaque)
3595 CPUState *env = opaque;
3599 for(i = 0; i < 8; i++)
3600 qemu_put_betls(f, &env->gregs[i]);
3601 for(i = 0; i < NWINDOWS * 16; i++)
3602 qemu_put_betls(f, &env->regbase[i]);
3605 for(i = 0; i < TARGET_FPREGS; i++) {
3611 qemu_put_betl(f, u.i);
3614 qemu_put_betls(f, &env->pc);
3615 qemu_put_betls(f, &env->npc);
3616 qemu_put_betls(f, &env->y);
3618 qemu_put_be32(f, tmp);
3619 qemu_put_betls(f, &env->fsr);
3620 qemu_put_betls(f, &env->tbr);
3621 #ifndef TARGET_SPARC64
3622 qemu_put_be32s(f, &env->wim);
3624 for(i = 0; i < 16; i++)
3625 qemu_put_be32s(f, &env->mmuregs[i]);
3629 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3631 CPUState *env = opaque;
3635 for(i = 0; i < 8; i++)
3636 qemu_get_betls(f, &env->gregs[i]);
3637 for(i = 0; i < NWINDOWS * 16; i++)
3638 qemu_get_betls(f, &env->regbase[i]);
3641 for(i = 0; i < TARGET_FPREGS; i++) {
3646 u.i = qemu_get_betl(f);
3650 qemu_get_betls(f, &env->pc);
3651 qemu_get_betls(f, &env->npc);
3652 qemu_get_betls(f, &env->y);
3653 tmp = qemu_get_be32(f);
3654 env->cwp = 0; /* needed to ensure that the wrapping registers are
3655 correctly updated */
3657 qemu_get_betls(f, &env->fsr);
3658 qemu_get_betls(f, &env->tbr);
3659 #ifndef TARGET_SPARC64
3660 qemu_get_be32s(f, &env->wim);
3662 for(i = 0; i < 16; i++)
3663 qemu_get_be32s(f, &env->mmuregs[i]);
3669 #elif defined(TARGET_ARM)
3671 /* ??? Need to implement these. */
3672 void cpu_save(QEMUFile *f, void *opaque)
3676 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3683 #warning No CPU save/restore functions
3687 /***********************************************************/
3688 /* ram save/restore */
3690 /* we just avoid storing empty pages */
3691 static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
3696 for(i = 1; i < len; i++) {
3700 qemu_put_byte(f, 1);
3701 qemu_put_byte(f, v);
3704 qemu_put_byte(f, 0);
3705 qemu_put_buffer(f, buf, len);
3708 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
3712 v = qemu_get_byte(f);
3715 if (qemu_get_buffer(f, buf, len) != len)
3719 v = qemu_get_byte(f);
3720 memset(buf, v, len);
3728 static void ram_save(QEMUFile *f, void *opaque)
3731 qemu_put_be32(f, phys_ram_size);
3732 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
3733 ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
3737 static int ram_load(QEMUFile *f, void *opaque, int version_id)
3741 if (version_id != 1)
3743 if (qemu_get_be32(f) != phys_ram_size)
3745 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
3746 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
3753 /***********************************************************/
3754 /* machine registration */
3756 QEMUMachine *first_machine = NULL;
3758 int qemu_register_machine(QEMUMachine *m)
3761 pm = &first_machine;
3769 QEMUMachine *find_machine(const char *name)
3773 for(m = first_machine; m != NULL; m = m->next) {
3774 if (!strcmp(m->name, name))
3780 /***********************************************************/
3781 /* main execution loop */
3783 void gui_update(void *opaque)
3785 display_state.dpy_refresh(&display_state);
3786 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
3789 struct vm_change_state_entry {
3790 VMChangeStateHandler *cb;
3792 LIST_ENTRY (vm_change_state_entry) entries;
3795 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
3797 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
3800 VMChangeStateEntry *e;
3802 e = qemu_mallocz(sizeof (*e));
3808 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
3812 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
3814 LIST_REMOVE (e, entries);
3818 static void vm_state_notify(int running)
3820 VMChangeStateEntry *e;
3822 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
3823 e->cb(e->opaque, running);
3827 /* XXX: support several handlers */
3828 static VMStopHandler *vm_stop_cb;
3829 static void *vm_stop_opaque;
3831 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
3834 vm_stop_opaque = opaque;
3838 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
3852 void vm_stop(int reason)
3855 cpu_disable_ticks();
3859 vm_stop_cb(vm_stop_opaque, reason);
3866 /* reset/shutdown handler */
3868 typedef struct QEMUResetEntry {
3869 QEMUResetHandler *func;
3871 struct QEMUResetEntry *next;
3874 static QEMUResetEntry *first_reset_entry;
3875 static int reset_requested;
3876 static int shutdown_requested;
3877 static int powerdown_requested;
3879 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
3881 QEMUResetEntry **pre, *re;
3883 pre = &first_reset_entry;
3884 while (*pre != NULL)
3885 pre = &(*pre)->next;
3886 re = qemu_mallocz(sizeof(QEMUResetEntry));
3888 re->opaque = opaque;
3893 void qemu_system_reset(void)
3897 /* reset all devices */
3898 for(re = first_reset_entry; re != NULL; re = re->next) {
3899 re->func(re->opaque);
3903 void qemu_system_reset_request(void)
3905 reset_requested = 1;
3907 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
3910 void qemu_system_shutdown_request(void)
3912 shutdown_requested = 1;
3914 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
3917 void qemu_system_powerdown_request(void)
3919 powerdown_requested = 1;
3921 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
3924 void main_loop_wait(int timeout)
3926 IOHandlerRecord *ioh, *ioh_next;
3932 /* XXX: see how to merge it with the select. The constraint is
3933 that the select must be interrupted by the timer */
3937 /* poll any events */
3938 /* XXX: separate device handlers from system ones */
3942 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
3944 (!ioh->fd_read_poll ||
3945 ioh->fd_read_poll(ioh->opaque) != 0)) {
3946 FD_SET(ioh->fd, &rfds);
3950 if (ioh->fd_write) {
3951 FD_SET(ioh->fd, &wfds);
3961 tv.tv_usec = timeout * 1000;
3963 ret = select(nfds + 1, &rfds, &wfds, NULL, &tv);
3965 /* XXX: better handling of removal */
3966 for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
3967 ioh_next = ioh->next;
3968 if (FD_ISSET(ioh->fd, &rfds)) {
3969 ioh->fd_read(ioh->opaque);
3971 if (FD_ISSET(ioh->fd, &wfds)) {
3972 ioh->fd_write(ioh->opaque);
3980 #if defined(CONFIG_SLIRP)
3981 /* XXX: merge with the previous select() */
3983 fd_set rfds, wfds, xfds;
3991 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
3994 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
3996 slirp_select_poll(&rfds, &wfds, &xfds);
4002 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
4003 qemu_get_clock(vm_clock));
4004 /* run dma transfers, if any */
4008 /* real time timers */
4009 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
4010 qemu_get_clock(rt_clock));
4013 static CPUState *cur_cpu;
4020 cur_cpu = first_cpu;
4027 env = env->next_cpu;
4030 ret = cpu_exec(env);
4031 if (ret != EXCP_HALTED)
4033 /* all CPUs are halted ? */
4034 if (env == cur_cpu) {
4041 if (shutdown_requested) {
4042 ret = EXCP_INTERRUPT;
4045 if (reset_requested) {
4046 reset_requested = 0;
4047 qemu_system_reset();
4048 ret = EXCP_INTERRUPT;
4050 if (powerdown_requested) {
4051 powerdown_requested = 0;
4052 qemu_system_powerdown();
4053 ret = EXCP_INTERRUPT;
4055 if (ret == EXCP_DEBUG) {
4056 vm_stop(EXCP_DEBUG);
4058 /* if hlt instruction, we wait until the next IRQ */
4059 /* XXX: use timeout computed from timers */
4060 if (ret == EXCP_HLT)
4067 main_loop_wait(timeout);
4069 cpu_disable_ticks();
4075 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n"
4076 "usage: %s [options] [disk_image]\n"
4078 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
4080 "Standard options:\n"
4081 "-M machine select emulated machine (-M ? for list)\n"
4082 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
4083 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
4084 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
4085 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
4086 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
4087 "-snapshot write to temporary files instead of disk image files\n"
4088 "-m megs set virtual RAM size to megs MB [default=%d]\n"
4089 "-smp n set the number of CPUs to 'n' [default=1]\n"
4090 "-nographic disable graphical output and redirect serial I/Os to console\n"
4092 "-k language use keyboard layout (for example \"fr\" for French)\n"
4095 "-audio-help print list of audio drivers and their options\n"
4096 "-soundhw c1,... enable audio support\n"
4097 " and only specified sound cards (comma separated list)\n"
4098 " use -soundhw ? to get the list of supported cards\n"
4099 " use -soundhw all to enable all of them\n"
4101 "-localtime set the real time clock to local time [default=utc]\n"
4102 "-full-screen start in full screen\n"
4104 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
4106 "-usb enable the USB driver (will be the default soon)\n"
4107 "-usbdevice name add the host or guest USB device 'name'\n"
4108 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4109 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
4112 "Network options:\n"
4113 "-net nic[,vlan=n][,macaddr=addr]\n"
4114 " create a new Network Interface Card and connect it to VLAN 'n'\n"
4116 "-net user[,vlan=n]\n"
4117 " connect the user mode network stack to VLAN 'n'\n"
4120 "-net tap[,vlan=n],ifname=name\n"
4121 " connect the host TAP network interface to VLAN 'n'\n"
4123 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
4124 " connect the host TAP network interface to VLAN 'n' and use\n"
4125 " the network script 'file' (default=%s);\n"
4126 " use 'fd=h' to connect to an already opened TAP interface\n"
4128 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
4129 " connect the vlan 'n' to another VLAN using a socket connection\n"
4130 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
4131 " connect the vlan 'n' to multicast maddr and port\n"
4132 "-net none use it alone to have zero network devices; if no -net option\n"
4133 " is provided, the default is '-net nic -net user'\n"
4136 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
4138 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
4140 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
4141 " redirect TCP or UDP connections from host to guest [-net user]\n"
4144 "Linux boot specific:\n"
4145 "-kernel bzImage use 'bzImage' as kernel image\n"
4146 "-append cmdline use 'cmdline' as kernel command line\n"
4147 "-initrd file use 'file' as initial ram disk\n"
4149 "Debug/Expert options:\n"
4150 "-monitor dev redirect the monitor to char device 'dev'\n"
4151 "-serial dev redirect the serial port to char device 'dev'\n"
4152 "-parallel dev redirect the parallel port to char device 'dev'\n"
4153 "-pidfile file Write PID to 'file'\n"
4154 "-S freeze CPU at startup (use 'c' to start execution)\n"
4155 "-s wait gdb connection to port %d\n"
4156 "-p port change gdb connection port\n"
4157 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
4158 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
4159 " translation (t=none or lba) (usually qemu can guess them)\n"
4160 "-L path set the directory for the BIOS and VGA BIOS\n"
4162 "-no-kqemu disable KQEMU kernel module usage\n"
4164 #ifdef USE_CODE_COPY
4165 "-no-code-copy disable code copy acceleration\n"
4168 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
4169 " (default is CL-GD5446 PCI VGA)\n"
4171 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
4173 "During emulation, the following keys are useful:\n"
4174 "ctrl-alt-f toggle full screen\n"
4175 "ctrl-alt-n switch to virtual console 'n'\n"
4176 "ctrl-alt toggle mouse and keyboard grab\n"
4178 "When using -nographic, press 'ctrl-a h' to get some help.\n"
4180 #ifdef CONFIG_SOFTMMU
4187 DEFAULT_NETWORK_SCRIPT,
4189 DEFAULT_GDBSTUB_PORT,
4191 #ifndef CONFIG_SOFTMMU
4193 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
4194 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
4200 #define HAS_ARG 0x0001
4214 QEMU_OPTION_snapshot,
4216 QEMU_OPTION_nographic,
4218 QEMU_OPTION_audio_help,
4219 QEMU_OPTION_soundhw,
4237 QEMU_OPTION_no_code_copy,
4239 QEMU_OPTION_localtime,
4240 QEMU_OPTION_cirrusvga,
4242 QEMU_OPTION_std_vga,
4243 QEMU_OPTION_monitor,
4245 QEMU_OPTION_parallel,
4247 QEMU_OPTION_full_screen,
4248 QEMU_OPTION_pidfile,
4249 QEMU_OPTION_no_kqemu,
4250 QEMU_OPTION_win2k_hack,
4252 QEMU_OPTION_usbdevice,
4256 typedef struct QEMUOption {
4262 const QEMUOption qemu_options[] = {
4263 { "h", 0, QEMU_OPTION_h },
4265 { "M", HAS_ARG, QEMU_OPTION_M },
4266 { "fda", HAS_ARG, QEMU_OPTION_fda },
4267 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
4268 { "hda", HAS_ARG, QEMU_OPTION_hda },
4269 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
4270 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
4271 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
4272 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
4273 { "boot", HAS_ARG, QEMU_OPTION_boot },
4274 { "snapshot", 0, QEMU_OPTION_snapshot },
4275 { "m", HAS_ARG, QEMU_OPTION_m },
4276 { "nographic", 0, QEMU_OPTION_nographic },
4277 { "k", HAS_ARG, QEMU_OPTION_k },
4279 { "audio-help", 0, QEMU_OPTION_audio_help },
4280 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
4283 { "net", HAS_ARG, QEMU_OPTION_net},
4285 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
4287 { "smb", HAS_ARG, QEMU_OPTION_smb },
4289 { "redir", HAS_ARG, QEMU_OPTION_redir },
4292 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
4293 { "append", HAS_ARG, QEMU_OPTION_append },
4294 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
4296 { "S", 0, QEMU_OPTION_S },
4297 { "s", 0, QEMU_OPTION_s },
4298 { "p", HAS_ARG, QEMU_OPTION_p },
4299 { "d", HAS_ARG, QEMU_OPTION_d },
4300 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
4301 { "L", HAS_ARG, QEMU_OPTION_L },
4302 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
4304 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
4306 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4307 { "g", 1, QEMU_OPTION_g },
4309 { "localtime", 0, QEMU_OPTION_localtime },
4310 { "std-vga", 0, QEMU_OPTION_std_vga },
4311 { "monitor", 1, QEMU_OPTION_monitor },
4312 { "serial", 1, QEMU_OPTION_serial },
4313 { "parallel", 1, QEMU_OPTION_parallel },
4314 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
4315 { "full-screen", 0, QEMU_OPTION_full_screen },
4316 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
4317 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
4318 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
4319 { "smp", HAS_ARG, QEMU_OPTION_smp },
4321 /* temporary options */
4322 { "usb", 0, QEMU_OPTION_usb },
4323 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
4327 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4329 /* this stack is only used during signal handling */
4330 #define SIGNAL_STACK_SIZE 32768
4332 static uint8_t *signal_stack;
4336 /* password input */
4338 static BlockDriverState *get_bdrv(int index)
4340 BlockDriverState *bs;
4343 bs = bs_table[index];
4344 } else if (index < 6) {
4345 bs = fd_table[index - 4];
4352 static void read_passwords(void)
4354 BlockDriverState *bs;
4358 for(i = 0; i < 6; i++) {
4360 if (bs && bdrv_is_encrypted(bs)) {
4361 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
4362 for(j = 0; j < 3; j++) {
4363 monitor_readline("Password: ",
4364 1, password, sizeof(password));
4365 if (bdrv_set_key(bs, password) == 0)
4367 term_printf("invalid password\n");
4373 /* XXX: currently we cannot use simultaneously different CPUs */
4374 void register_machines(void)
4376 #if defined(TARGET_I386)
4377 qemu_register_machine(&pc_machine);
4378 qemu_register_machine(&isapc_machine);
4379 #elif defined(TARGET_PPC)
4380 qemu_register_machine(&heathrow_machine);
4381 qemu_register_machine(&core99_machine);
4382 qemu_register_machine(&prep_machine);
4383 #elif defined(TARGET_MIPS)
4384 qemu_register_machine(&mips_machine);
4385 #elif defined(TARGET_SPARC)
4386 #ifdef TARGET_SPARC64
4387 qemu_register_machine(&sun4u_machine);
4389 qemu_register_machine(&sun4m_machine);
4391 #elif defined(TARGET_ARM)
4392 qemu_register_machine(&integratorcp_machine);
4394 #error unsupported CPU
4399 struct soundhw soundhw[] = {
4402 "Creative Sound Blaster 16",
4405 { .init_isa = SB16_init }
4412 "Yamaha YMF262 (OPL3)",
4414 "Yamaha YM3812 (OPL2)",
4418 { .init_isa = Adlib_init }
4425 "Gravis Ultrasound GF1",
4428 { .init_isa = GUS_init }
4434 "ENSONIQ AudioPCI ES1370",
4437 { .init_pci = es1370_init }
4440 { NULL, NULL, 0, 0, { NULL } }
4443 static void select_soundhw (const char *optarg)
4447 if (*optarg == '?') {
4450 printf ("Valid sound card names (comma separated):\n");
4451 for (c = soundhw; c->name; ++c) {
4452 printf ("%-11s %s\n", c->name, c->descr);
4454 printf ("\n-soundhw all will enable all of the above\n");
4455 exit (*optarg != '?');
4463 if (!strcmp (optarg, "all")) {
4464 for (c = soundhw; c->name; ++c) {
4472 e = strchr (p, ',');
4473 l = !e ? strlen (p) : (size_t) (e - p);
4475 for (c = soundhw; c->name; ++c) {
4476 if (!strncmp (c->name, p, l)) {
4485 "Unknown sound card name (too big to show)\n");
4488 fprintf (stderr, "Unknown sound card name `%.*s'\n",
4493 p += l + (e != NULL);
4497 goto show_valid_cards;
4502 #define MAX_NET_CLIENTS 32
4504 int main(int argc, char **argv)
4506 #ifdef CONFIG_GDBSTUB
4507 int use_gdbstub, gdbstub_port;
4510 int snapshot, linux_boot;
4511 const char *initrd_filename;
4512 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
4513 const char *kernel_filename, *kernel_cmdline;
4514 DisplayState *ds = &display_state;
4515 int cyls, heads, secs, translation;
4516 int start_emulation = 1;
4517 char net_clients[MAX_NET_CLIENTS][256];
4520 const char *r, *optarg;
4521 CharDriverState *monitor_hd;
4522 char monitor_device[128];
4523 char serial_devices[MAX_SERIAL_PORTS][128];
4524 int serial_device_index;
4525 char parallel_devices[MAX_PARALLEL_PORTS][128];
4526 int parallel_device_index;
4527 const char *loadvm = NULL;
4528 QEMUMachine *machine;
4529 char usb_devices[MAX_VM_USB_PORTS][128];
4530 int usb_devices_index;
4532 LIST_INIT (&vm_change_state_head);
4533 #if !defined(CONFIG_SOFTMMU)
4534 /* we never want that malloc() uses mmap() */
4535 mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
4537 register_machines();
4538 machine = first_machine;
4539 initrd_filename = NULL;
4540 for(i = 0; i < MAX_FD; i++)
4541 fd_filename[i] = NULL;
4542 for(i = 0; i < MAX_DISKS; i++)
4543 hd_filename[i] = NULL;
4544 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4545 vga_ram_size = VGA_RAM_SIZE;
4546 bios_size = BIOS_SIZE;
4547 #ifdef CONFIG_GDBSTUB
4549 gdbstub_port = DEFAULT_GDBSTUB_PORT;
4553 kernel_filename = NULL;
4554 kernel_cmdline = "";
4560 cyls = heads = secs = 0;
4561 translation = BIOS_ATA_TRANSLATION_AUTO;
4562 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
4564 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
4565 for(i = 1; i < MAX_SERIAL_PORTS; i++)
4566 serial_devices[i][0] = '\0';
4567 serial_device_index = 0;
4569 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
4570 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
4571 parallel_devices[i][0] = '\0';
4572 parallel_device_index = 0;
4574 usb_devices_index = 0;
4579 /* default mac address of the first network interface */
4587 hd_filename[0] = argv[optind++];
4589 const QEMUOption *popt;
4592 popt = qemu_options;
4595 fprintf(stderr, "%s: invalid option -- '%s'\n",
4599 if (!strcmp(popt->name, r + 1))
4603 if (popt->flags & HAS_ARG) {
4604 if (optind >= argc) {
4605 fprintf(stderr, "%s: option '%s' requires an argument\n",
4609 optarg = argv[optind++];
4614 switch(popt->index) {
4616 machine = find_machine(optarg);
4619 printf("Supported machines are:\n");
4620 for(m = first_machine; m != NULL; m = m->next) {
4621 printf("%-10s %s%s\n",
4623 m == first_machine ? " (default)" : "");
4628 case QEMU_OPTION_initrd:
4629 initrd_filename = optarg;
4631 case QEMU_OPTION_hda:
4632 case QEMU_OPTION_hdb:
4633 case QEMU_OPTION_hdc:
4634 case QEMU_OPTION_hdd:
4637 hd_index = popt->index - QEMU_OPTION_hda;
4638 hd_filename[hd_index] = optarg;
4639 if (hd_index == cdrom_index)
4643 case QEMU_OPTION_snapshot:
4646 case QEMU_OPTION_hdachs:
4650 cyls = strtol(p, (char **)&p, 0);
4651 if (cyls < 1 || cyls > 16383)
4656 heads = strtol(p, (char **)&p, 0);
4657 if (heads < 1 || heads > 16)
4662 secs = strtol(p, (char **)&p, 0);
4663 if (secs < 1 || secs > 63)
4667 if (!strcmp(p, "none"))
4668 translation = BIOS_ATA_TRANSLATION_NONE;
4669 else if (!strcmp(p, "lba"))
4670 translation = BIOS_ATA_TRANSLATION_LBA;
4671 else if (!strcmp(p, "auto"))
4672 translation = BIOS_ATA_TRANSLATION_AUTO;
4675 } else if (*p != '\0') {
4677 fprintf(stderr, "qemu: invalid physical CHS format\n");
4682 case QEMU_OPTION_nographic:
4683 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
4684 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
4687 case QEMU_OPTION_kernel:
4688 kernel_filename = optarg;
4690 case QEMU_OPTION_append:
4691 kernel_cmdline = optarg;
4693 case QEMU_OPTION_cdrom:
4694 if (cdrom_index >= 0) {
4695 hd_filename[cdrom_index] = optarg;
4698 case QEMU_OPTION_boot:
4699 boot_device = optarg[0];
4700 if (boot_device != 'a' &&
4703 boot_device != 'n' &&
4705 boot_device != 'c' && boot_device != 'd') {
4706 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
4710 case QEMU_OPTION_fda:
4711 fd_filename[0] = optarg;
4713 case QEMU_OPTION_fdb:
4714 fd_filename[1] = optarg;
4716 case QEMU_OPTION_no_code_copy:
4717 code_copy_enabled = 0;
4719 case QEMU_OPTION_net:
4720 if (nb_net_clients >= MAX_NET_CLIENTS) {
4721 fprintf(stderr, "qemu: too many network clients\n");
4724 pstrcpy(net_clients[nb_net_clients],
4725 sizeof(net_clients[0]),
4730 case QEMU_OPTION_tftp:
4731 tftp_prefix = optarg;
4734 case QEMU_OPTION_smb:
4735 net_slirp_smb(optarg);
4738 case QEMU_OPTION_redir:
4739 net_slirp_redir(optarg);
4743 case QEMU_OPTION_audio_help:
4747 case QEMU_OPTION_soundhw:
4748 select_soundhw (optarg);
4755 ram_size = atoi(optarg) * 1024 * 1024;
4758 if (ram_size > PHYS_RAM_MAX_SIZE) {
4759 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
4760 PHYS_RAM_MAX_SIZE / (1024 * 1024));
4769 mask = cpu_str_to_log_mask(optarg);
4771 printf("Log items (comma separated):\n");
4772 for(item = cpu_log_items; item->mask != 0; item++) {
4773 printf("%-10s %s\n", item->name, item->help);
4780 #ifdef CONFIG_GDBSTUB
4785 gdbstub_port = atoi(optarg);
4792 start_emulation = 0;
4795 keyboard_layout = optarg;
4797 case QEMU_OPTION_localtime:
4800 case QEMU_OPTION_cirrusvga:
4801 cirrus_vga_enabled = 1;
4803 case QEMU_OPTION_std_vga:
4804 cirrus_vga_enabled = 0;
4811 w = strtol(p, (char **)&p, 10);
4814 fprintf(stderr, "qemu: invalid resolution or depth\n");
4820 h = strtol(p, (char **)&p, 10);
4825 depth = strtol(p, (char **)&p, 10);
4826 if (depth != 8 && depth != 15 && depth != 16 &&
4827 depth != 24 && depth != 32)
4829 } else if (*p == '\0') {
4830 depth = graphic_depth;
4837 graphic_depth = depth;
4840 case QEMU_OPTION_monitor:
4841 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
4843 case QEMU_OPTION_serial:
4844 if (serial_device_index >= MAX_SERIAL_PORTS) {
4845 fprintf(stderr, "qemu: too many serial ports\n");
4848 pstrcpy(serial_devices[serial_device_index],
4849 sizeof(serial_devices[0]), optarg);
4850 serial_device_index++;
4852 case QEMU_OPTION_parallel:
4853 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
4854 fprintf(stderr, "qemu: too many parallel ports\n");
4857 pstrcpy(parallel_devices[parallel_device_index],
4858 sizeof(parallel_devices[0]), optarg);
4859 parallel_device_index++;
4861 case QEMU_OPTION_loadvm:
4864 case QEMU_OPTION_full_screen:
4867 case QEMU_OPTION_pidfile:
4868 create_pidfile(optarg);
4871 case QEMU_OPTION_win2k_hack:
4872 win2k_install_hack = 1;
4876 case QEMU_OPTION_no_kqemu:
4880 case QEMU_OPTION_usb:
4883 case QEMU_OPTION_usbdevice:
4885 if (usb_devices_index >= MAX_VM_USB_PORTS) {
4886 fprintf(stderr, "Too many USB devices\n");
4889 pstrcpy(usb_devices[usb_devices_index],
4890 sizeof(usb_devices[usb_devices_index]),
4892 usb_devices_index++;
4894 case QEMU_OPTION_smp:
4895 smp_cpus = atoi(optarg);
4896 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
4897 fprintf(stderr, "Invalid number of CPUs\n");
4909 linux_boot = (kernel_filename != NULL);
4912 hd_filename[0] == '\0' &&
4913 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
4914 fd_filename[0] == '\0')
4917 /* boot to cd by default if no hard disk */
4918 if (hd_filename[0] == '\0' && boot_device == 'c') {
4919 if (fd_filename[0] != '\0')
4925 #if !defined(CONFIG_SOFTMMU)
4926 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
4928 static uint8_t stdout_buf[4096];
4929 setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
4932 setvbuf(stdout, NULL, _IOLBF, 0);
4939 /* init network clients */
4940 if (nb_net_clients == 0) {
4941 /* if no clients, we use a default config */
4942 pstrcpy(net_clients[0], sizeof(net_clients[0]),
4944 pstrcpy(net_clients[1], sizeof(net_clients[0]),
4949 for(i = 0;i < nb_net_clients; i++) {
4950 if (net_client_init(net_clients[i]) < 0)
4954 /* init the memory */
4955 phys_ram_size = ram_size + vga_ram_size + bios_size;
4957 #ifdef CONFIG_SOFTMMU
4958 phys_ram_base = qemu_vmalloc(phys_ram_size);
4959 if (!phys_ram_base) {
4960 fprintf(stderr, "Could not allocate physical memory\n");
4964 /* as we must map the same page at several addresses, we must use
4969 tmpdir = getenv("QEMU_TMPDIR");
4972 snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir);
4973 if (mkstemp(phys_ram_file) < 0) {
4974 fprintf(stderr, "Could not create temporary memory file '%s'\n",
4978 phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
4979 if (phys_ram_fd < 0) {
4980 fprintf(stderr, "Could not open temporary memory file '%s'\n",
4984 ftruncate(phys_ram_fd, phys_ram_size);
4985 unlink(phys_ram_file);
4986 phys_ram_base = mmap(get_mmap_addr(phys_ram_size),
4988 PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED,
4990 if (phys_ram_base == MAP_FAILED) {
4991 fprintf(stderr, "Could not map physical memory\n");
4997 /* we always create the cdrom drive, even if no disk is there */
4999 if (cdrom_index >= 0) {
5000 bs_table[cdrom_index] = bdrv_new("cdrom");
5001 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
5004 /* open the virtual block devices */
5005 for(i = 0; i < MAX_DISKS; i++) {
5006 if (hd_filename[i]) {
5009 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
5010 bs_table[i] = bdrv_new(buf);
5012 if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) {
5013 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
5017 if (i == 0 && cyls != 0) {
5018 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
5019 bdrv_set_translation_hint(bs_table[i], translation);
5024 /* we always create at least one floppy disk */
5025 fd_table[0] = bdrv_new("fda");
5026 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
5028 for(i = 0; i < MAX_FD; i++) {
5029 if (fd_filename[i]) {
5032 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
5033 fd_table[i] = bdrv_new(buf);
5034 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
5036 if (fd_filename[i] != '\0') {
5037 if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) {
5038 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
5046 /* init USB devices */
5048 vm_usb_hub = usb_hub_init(vm_usb_ports, MAX_VM_USB_PORTS);
5049 for(i = 0; i < usb_devices_index; i++) {
5050 if (usb_device_add(usb_devices[i]) < 0) {
5051 fprintf(stderr, "Warning: could not add USB device %s\n",
5057 register_savevm("timer", 0, 1, timer_save, timer_load, NULL);
5058 register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
5061 cpu_calibrate_ticks();
5065 dumb_display_init(ds);
5067 #if defined(CONFIG_SDL)
5068 sdl_display_init(ds, full_screen);
5069 #elif defined(CONFIG_COCOA)
5070 cocoa_display_init(ds, full_screen);
5072 dumb_display_init(ds);
5076 vga_console = graphic_console_init(ds);
5078 monitor_hd = qemu_chr_open(monitor_device);
5080 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
5083 monitor_init(monitor_hd, !nographic);
5085 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
5086 if (serial_devices[i][0] != '\0') {
5087 serial_hds[i] = qemu_chr_open(serial_devices[i]);
5088 if (!serial_hds[i]) {
5089 fprintf(stderr, "qemu: could not open serial device '%s'\n",
5093 if (!strcmp(serial_devices[i], "vc"))
5094 qemu_chr_printf(serial_hds[i], "serial%d console\n", i);
5098 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
5099 if (parallel_devices[i][0] != '\0') {
5100 parallel_hds[i] = qemu_chr_open(parallel_devices[i]);
5101 if (!parallel_hds[i]) {
5102 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
5103 parallel_devices[i]);
5106 if (!strcmp(parallel_devices[i], "vc"))
5107 qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i);
5111 /* setup cpu signal handlers for MMU / self modifying code handling */
5112 #if !defined(CONFIG_SOFTMMU)
5114 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5117 signal_stack = memalign(16, SIGNAL_STACK_SIZE);
5118 stk.ss_sp = signal_stack;
5119 stk.ss_size = SIGNAL_STACK_SIZE;
5122 if (sigaltstack(&stk, NULL) < 0) {
5123 perror("sigaltstack");
5129 struct sigaction act;
5131 sigfillset(&act.sa_mask);
5132 act.sa_flags = SA_SIGINFO;
5133 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5134 act.sa_flags |= SA_ONSTACK;
5136 act.sa_sigaction = host_segv_handler;
5137 sigaction(SIGSEGV, &act, NULL);
5138 sigaction(SIGBUS, &act, NULL);
5139 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5140 sigaction(SIGFPE, &act, NULL);
5147 struct sigaction act;
5148 sigfillset(&act.sa_mask);
5150 act.sa_handler = SIG_IGN;
5151 sigaction(SIGPIPE, &act, NULL);
5156 machine->init(ram_size, vga_ram_size, boot_device,
5157 ds, fd_filename, snapshot,
5158 kernel_filename, kernel_cmdline, initrd_filename);
5160 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
5161 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
5163 #ifdef CONFIG_GDBSTUB
5165 if (gdbserver_start(gdbstub_port) < 0) {
5166 fprintf(stderr, "Could not open gdbserver socket on port %d\n",
5170 printf("Waiting gdb connection on port %d\n", gdbstub_port);
5175 qemu_loadvm(loadvm);
5178 /* XXX: simplify init */
5180 if (start_emulation) {