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, void *opaque)
1847 VLANClientState *vc, **pvc;
1848 vc = qemu_mallocz(sizeof(VLANClientState));
1851 vc->fd_read = fd_read;
1852 vc->opaque = opaque;
1856 pvc = &vlan->first_client;
1857 while (*pvc != NULL)
1858 pvc = &(*pvc)->next;
1863 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
1865 VLANState *vlan = vc1->vlan;
1866 VLANClientState *vc;
1869 printf("vlan %d send:\n", vlan->id);
1870 hex_dump(stdout, buf, size);
1872 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
1874 vc->fd_read(vc->opaque, buf, size);
1879 #if defined(CONFIG_SLIRP)
1881 /* slirp network adapter */
1883 static int slirp_inited;
1884 static VLANClientState *slirp_vc;
1886 int slirp_can_output(void)
1891 void slirp_output(const uint8_t *pkt, int pkt_len)
1894 printf("slirp output:\n");
1895 hex_dump(stdout, pkt, pkt_len);
1897 qemu_send_packet(slirp_vc, pkt, pkt_len);
1900 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
1903 printf("slirp input:\n");
1904 hex_dump(stdout, buf, size);
1906 slirp_input(buf, size);
1909 static int net_slirp_init(VLANState *vlan)
1911 if (!slirp_inited) {
1915 slirp_vc = qemu_new_vlan_client(vlan,
1916 slirp_receive, NULL);
1917 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
1921 static void net_slirp_redir(const char *redir_str)
1926 struct in_addr guest_addr;
1927 int host_port, guest_port;
1929 if (!slirp_inited) {
1935 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
1937 if (!strcmp(buf, "tcp")) {
1939 } else if (!strcmp(buf, "udp")) {
1945 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
1947 host_port = strtol(buf, &r, 0);
1951 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
1953 if (buf[0] == '\0') {
1954 pstrcpy(buf, sizeof(buf), "10.0.2.15");
1956 if (!inet_aton(buf, &guest_addr))
1959 guest_port = strtol(p, &r, 0);
1963 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
1964 fprintf(stderr, "qemu: could not set up redirection\n");
1969 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
1977 static void smb_exit(void)
1981 char filename[1024];
1983 /* erase all the files in the directory */
1984 d = opendir(smb_dir);
1989 if (strcmp(de->d_name, ".") != 0 &&
1990 strcmp(de->d_name, "..") != 0) {
1991 snprintf(filename, sizeof(filename), "%s/%s",
1992 smb_dir, de->d_name);
2000 /* automatic user mode samba server configuration */
2001 void net_slirp_smb(const char *exported_dir)
2003 char smb_conf[1024];
2004 char smb_cmdline[1024];
2007 if (!slirp_inited) {
2012 /* XXX: better tmp dir construction */
2013 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
2014 if (mkdir(smb_dir, 0700) < 0) {
2015 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
2018 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
2020 f = fopen(smb_conf, "w");
2022 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
2029 "socket address=127.0.0.1\n"
2030 "pid directory=%s\n"
2031 "lock directory=%s\n"
2032 "log file=%s/log.smbd\n"
2033 "smb passwd file=%s/smbpasswd\n"
2034 "security = share\n"
2049 snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s",
2052 slirp_add_exec(0, smb_cmdline, 4, 139);
2055 #endif /* !defined(_WIN32) */
2057 #endif /* CONFIG_SLIRP */
2059 #if !defined(_WIN32)
2061 typedef struct TAPState {
2062 VLANClientState *vc;
2066 static void tap_receive(void *opaque, const uint8_t *buf, int size)
2068 TAPState *s = opaque;
2071 ret = write(s->fd, buf, size);
2072 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
2079 static void tap_send(void *opaque)
2081 TAPState *s = opaque;
2085 size = read(s->fd, buf, sizeof(buf));
2087 qemu_send_packet(s->vc, buf, size);
2093 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
2097 s = qemu_mallocz(sizeof(TAPState));
2101 s->vc = qemu_new_vlan_client(vlan, tap_receive, s);
2102 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
2103 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
2108 static int tap_open(char *ifname, int ifname_size)
2114 fd = open("/dev/tap", O_RDWR);
2116 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
2121 dev = devname(s.st_rdev, S_IFCHR);
2122 pstrcpy(ifname, ifname_size, dev);
2124 fcntl(fd, F_SETFL, O_NONBLOCK);
2128 static int tap_open(char *ifname, int ifname_size)
2133 fd = open("/dev/net/tun", O_RDWR);
2135 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
2138 memset(&ifr, 0, sizeof(ifr));
2139 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
2140 if (ifname[0] != '\0')
2141 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
2143 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
2144 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
2146 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
2150 pstrcpy(ifname, ifname_size, ifr.ifr_name);
2151 fcntl(fd, F_SETFL, O_NONBLOCK);
2156 static int net_tap_init(VLANState *vlan, const char *ifname1,
2157 const char *setup_script)
2160 int pid, status, fd;
2165 if (ifname1 != NULL)
2166 pstrcpy(ifname, sizeof(ifname), ifname1);
2169 fd = tap_open(ifname, sizeof(ifname));
2175 if (setup_script[0] != '\0') {
2176 /* try to launch network init script */
2181 *parg++ = (char *)setup_script;
2184 execv(setup_script, args);
2187 while (waitpid(pid, &status, 0) != pid);
2188 if (!WIFEXITED(status) ||
2189 WEXITSTATUS(status) != 0) {
2190 fprintf(stderr, "%s: could not launch network script\n",
2196 s = net_tap_fd_init(vlan, fd);
2199 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2200 "tap: ifname=%s setup_script=%s", ifname, setup_script);
2204 #endif /* !_WIN32 */
2206 /* network connection */
2207 typedef struct NetSocketState {
2208 VLANClientState *vc;
2210 int state; /* 0 = getting length, 1 = getting data */
2214 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
2217 typedef struct NetSocketListenState {
2220 } NetSocketListenState;
2222 /* XXX: we consider we can send the whole packet without blocking */
2223 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
2225 NetSocketState *s = opaque;
2229 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
2230 send_all(s->fd, buf, size);
2233 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
2235 NetSocketState *s = opaque;
2236 sendto(s->fd, buf, size, 0,
2237 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
2240 static void net_socket_send(void *opaque)
2242 NetSocketState *s = opaque;
2247 size = recv(s->fd, buf1, sizeof(buf1), 0);
2249 err = socket_error();
2250 if (err != EWOULDBLOCK)
2252 } else if (size == 0) {
2253 /* end of connection */
2255 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2261 /* reassemble a packet from the network */
2267 memcpy(s->buf + s->index, buf, l);
2271 if (s->index == 4) {
2273 s->packet_len = ntohl(*(uint32_t *)s->buf);
2279 l = s->packet_len - s->index;
2282 memcpy(s->buf + s->index, buf, l);
2286 if (s->index >= s->packet_len) {
2287 qemu_send_packet(s->vc, s->buf, s->packet_len);
2296 static void net_socket_send_dgram(void *opaque)
2298 NetSocketState *s = opaque;
2301 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
2305 /* end of connection */
2306 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2309 qemu_send_packet(s->vc, s->buf, size);
2312 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
2317 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
2318 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
2319 inet_ntoa(mcastaddr->sin_addr),
2320 (int)ntohl(mcastaddr->sin_addr.s_addr));
2324 fd = socket(PF_INET, SOCK_DGRAM, 0);
2326 perror("socket(PF_INET, SOCK_DGRAM)");
2331 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
2332 (const char *)&val, sizeof(val));
2334 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
2338 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
2344 /* Add host to multicast group */
2345 imr.imr_multiaddr = mcastaddr->sin_addr;
2346 imr.imr_interface.s_addr = htonl(INADDR_ANY);
2348 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
2349 (const char *)&imr, sizeof(struct ip_mreq));
2351 perror("setsockopt(IP_ADD_MEMBERSHIP)");
2355 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
2357 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
2358 (const char *)&val, sizeof(val));
2360 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
2364 socket_set_nonblock(fd);
2367 if (fd>=0) close(fd);
2371 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
2374 struct sockaddr_in saddr;
2376 socklen_t saddr_len;
2379 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
2380 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
2381 * by ONLY ONE process: we must "clone" this dgram socket --jjo
2385 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
2387 if (saddr.sin_addr.s_addr==0) {
2388 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
2392 /* clone dgram socket */
2393 newfd = net_socket_mcast_create(&saddr);
2395 /* error already reported by net_socket_mcast_create() */
2399 /* clone newfd to fd, close newfd */
2404 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
2405 fd, strerror(errno));
2410 s = qemu_mallocz(sizeof(NetSocketState));
2415 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, s);
2416 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
2418 /* mcast: save bound address as dst */
2419 if (is_connected) s->dgram_dst=saddr;
2421 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2422 "socket: fd=%d (%s mcast=%s:%d)",
2423 fd, is_connected? "cloned" : "",
2424 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2428 static void net_socket_connect(void *opaque)
2430 NetSocketState *s = opaque;
2431 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
2434 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
2438 s = qemu_mallocz(sizeof(NetSocketState));
2442 s->vc = qemu_new_vlan_client(vlan,
2443 net_socket_receive, s);
2444 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2445 "socket: fd=%d", fd);
2447 net_socket_connect(s);
2449 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
2454 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
2457 int so_type=-1, optlen=sizeof(so_type);
2459 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
2460 fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
2465 return net_socket_fd_init_dgram(vlan, fd, is_connected);
2467 return net_socket_fd_init_stream(vlan, fd, is_connected);
2469 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
2470 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
2471 return net_socket_fd_init_stream(vlan, fd, is_connected);
2476 static void net_socket_accept(void *opaque)
2478 NetSocketListenState *s = opaque;
2480 struct sockaddr_in saddr;
2485 len = sizeof(saddr);
2486 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
2487 if (fd < 0 && errno != EINTR) {
2489 } else if (fd >= 0) {
2493 s1 = net_socket_fd_init(s->vlan, fd, 1);
2497 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
2498 "socket: connection from %s:%d",
2499 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2503 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
2505 NetSocketListenState *s;
2507 struct sockaddr_in saddr;
2509 if (parse_host_port(&saddr, host_str) < 0)
2512 s = qemu_mallocz(sizeof(NetSocketListenState));
2516 fd = socket(PF_INET, SOCK_STREAM, 0);
2521 socket_set_nonblock(fd);
2523 /* allow fast reuse */
2525 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2527 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
2532 ret = listen(fd, 0);
2539 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
2543 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
2546 int fd, connected, ret, err;
2547 struct sockaddr_in saddr;
2549 if (parse_host_port(&saddr, host_str) < 0)
2552 fd = socket(PF_INET, SOCK_STREAM, 0);
2557 socket_set_nonblock(fd);
2561 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
2563 err = socket_error();
2564 if (err == EINTR || err == EWOULDBLOCK) {
2565 } else if (err == EINPROGRESS) {
2577 s = net_socket_fd_init(vlan, fd, connected);
2580 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2581 "socket: connect to %s:%d",
2582 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2586 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
2590 struct sockaddr_in saddr;
2592 if (parse_host_port(&saddr, host_str) < 0)
2596 fd = net_socket_mcast_create(&saddr);
2600 s = net_socket_fd_init(vlan, fd, 0);
2604 s->dgram_dst = saddr;
2606 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2607 "socket: mcast=%s:%d",
2608 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2613 static int get_param_value(char *buf, int buf_size,
2614 const char *tag, const char *str)
2623 while (*p != '\0' && *p != '=') {
2624 if ((q - option) < sizeof(option) - 1)
2632 if (!strcmp(tag, option)) {
2634 while (*p != '\0' && *p != ',') {
2635 if ((q - buf) < buf_size - 1)
2642 while (*p != '\0' && *p != ',') {
2653 int net_client_init(const char *str)
2664 while (*p != '\0' && *p != ',') {
2665 if ((q - device) < sizeof(device) - 1)
2673 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
2674 vlan_id = strtol(buf, NULL, 0);
2676 vlan = qemu_find_vlan(vlan_id);
2678 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
2681 if (!strcmp(device, "nic")) {
2685 if (nb_nics >= MAX_NICS) {
2686 fprintf(stderr, "Too Many NICs\n");
2689 nd = &nd_table[nb_nics];
2690 macaddr = nd->macaddr;
2696 macaddr[5] = 0x56 + nb_nics;
2698 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
2699 if (parse_macaddr(macaddr, buf) < 0) {
2700 fprintf(stderr, "invalid syntax for ethernet address\n");
2708 if (!strcmp(device, "none")) {
2709 /* does nothing. It is needed to signal that no network cards
2714 if (!strcmp(device, "user")) {
2715 ret = net_slirp_init(vlan);
2719 if (!strcmp(device, "tap")) {
2721 char setup_script[1024];
2723 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
2724 fd = strtol(buf, NULL, 0);
2726 if (net_tap_fd_init(vlan, fd))
2729 get_param_value(ifname, sizeof(ifname), "ifname", p);
2730 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
2731 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
2733 ret = net_tap_init(vlan, ifname, setup_script);
2737 if (!strcmp(device, "socket")) {
2738 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
2740 fd = strtol(buf, NULL, 0);
2742 if (net_socket_fd_init(vlan, fd, 1))
2744 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
2745 ret = net_socket_listen_init(vlan, buf);
2746 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
2747 ret = net_socket_connect_init(vlan, buf);
2748 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
2749 ret = net_socket_mcast_init(vlan, buf);
2751 fprintf(stderr, "Unknown socket options: %s\n", p);
2756 fprintf(stderr, "Unknown network device: %s\n", device);
2760 fprintf(stderr, "Could not initialize device '%s'\n", device);
2766 void do_info_network(void)
2769 VLANClientState *vc;
2771 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
2772 term_printf("VLAN %d devices:\n", vlan->id);
2773 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
2774 term_printf(" %s\n", vc->info_str);
2778 /***********************************************************/
2781 static int usb_device_add(const char *devname)
2789 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
2790 if (!vm_usb_ports[i]->dev)
2793 if (i == MAX_VM_USB_PORTS)
2796 if (strstart(devname, "host:", &p)) {
2797 dev = usb_host_device_open(p);
2800 } else if (!strcmp(devname, "mouse")) {
2801 dev = usb_mouse_init();
2807 usb_attach(vm_usb_ports[i], dev);
2811 static int usb_device_del(const char *devname)
2814 int bus_num, addr, i;
2820 p = strchr(devname, '.');
2823 bus_num = strtoul(devname, NULL, 0);
2824 addr = strtoul(p + 1, NULL, 0);
2827 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
2828 dev = vm_usb_ports[i]->dev;
2829 if (dev && dev->addr == addr)
2832 if (i == MAX_VM_USB_PORTS)
2834 usb_attach(vm_usb_ports[i], NULL);
2838 void do_usb_add(const char *devname)
2841 ret = usb_device_add(devname);
2843 term_printf("Could not add USB device '%s'\n", devname);
2846 void do_usb_del(const char *devname)
2849 ret = usb_device_del(devname);
2851 term_printf("Could not remove USB device '%s'\n", devname);
2858 const char *speed_str;
2861 term_printf("USB support not enabled\n");
2865 for(i = 0; i < MAX_VM_USB_PORTS; i++) {
2866 dev = vm_usb_ports[i]->dev;
2868 term_printf("Hub port %d:\n", i);
2869 switch(dev->speed) {
2873 case USB_SPEED_FULL:
2876 case USB_SPEED_HIGH:
2883 term_printf(" Device %d.%d, speed %s Mb/s\n",
2884 0, dev->addr, speed_str);
2889 /***********************************************************/
2892 static char *pid_filename;
2894 /* Remove PID file. Called on normal exit */
2896 static void remove_pidfile(void)
2898 unlink (pid_filename);
2901 static void create_pidfile(const char *filename)
2903 struct stat pidstat;
2906 /* Try to write our PID to the named file */
2907 if (stat(filename, &pidstat) < 0) {
2908 if (errno == ENOENT) {
2909 if ((f = fopen (filename, "w")) == NULL) {
2910 perror("Opening pidfile");
2913 fprintf(f, "%d\n", getpid());
2915 pid_filename = qemu_strdup(filename);
2916 if (!pid_filename) {
2917 fprintf(stderr, "Could not save PID filename");
2920 atexit(remove_pidfile);
2923 fprintf(stderr, "%s already exists. Remove it and try again.\n",
2929 /***********************************************************/
2932 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
2936 static void dumb_resize(DisplayState *ds, int w, int h)
2940 static void dumb_refresh(DisplayState *ds)
2942 vga_update_display();
2945 void dumb_display_init(DisplayState *ds)
2950 ds->dpy_update = dumb_update;
2951 ds->dpy_resize = dumb_resize;
2952 ds->dpy_refresh = dumb_refresh;
2955 #if !defined(CONFIG_SOFTMMU)
2956 /***********************************************************/
2957 /* cpu signal handler */
2958 static void host_segv_handler(int host_signum, siginfo_t *info,
2961 if (cpu_signal_handler(host_signum, info, puc))
2963 if (stdio_nb_clients > 0)
2969 /***********************************************************/
2972 #define MAX_IO_HANDLERS 64
2974 typedef struct IOHandlerRecord {
2976 IOCanRWHandler *fd_read_poll;
2978 IOHandler *fd_write;
2980 /* temporary data */
2982 struct IOHandlerRecord *next;
2985 static IOHandlerRecord *first_io_handler;
2987 /* XXX: fd_read_poll should be suppressed, but an API change is
2988 necessary in the character devices to suppress fd_can_read(). */
2989 int qemu_set_fd_handler2(int fd,
2990 IOCanRWHandler *fd_read_poll,
2992 IOHandler *fd_write,
2995 IOHandlerRecord **pioh, *ioh;
2997 if (!fd_read && !fd_write) {
2998 pioh = &first_io_handler;
3003 if (ioh->fd == fd) {
3011 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
3015 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
3018 ioh->next = first_io_handler;
3019 first_io_handler = ioh;
3022 ioh->fd_read_poll = fd_read_poll;
3023 ioh->fd_read = fd_read;
3024 ioh->fd_write = fd_write;
3025 ioh->opaque = opaque;
3030 int qemu_set_fd_handler(int fd,
3032 IOHandler *fd_write,
3035 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
3038 /***********************************************************/
3039 /* savevm/loadvm support */
3041 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
3043 fwrite(buf, 1, size, f);
3046 void qemu_put_byte(QEMUFile *f, int v)
3051 void qemu_put_be16(QEMUFile *f, unsigned int v)
3053 qemu_put_byte(f, v >> 8);
3054 qemu_put_byte(f, v);
3057 void qemu_put_be32(QEMUFile *f, unsigned int v)
3059 qemu_put_byte(f, v >> 24);
3060 qemu_put_byte(f, v >> 16);
3061 qemu_put_byte(f, v >> 8);
3062 qemu_put_byte(f, v);
3065 void qemu_put_be64(QEMUFile *f, uint64_t v)
3067 qemu_put_be32(f, v >> 32);
3068 qemu_put_be32(f, v);
3071 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size)
3073 return fread(buf, 1, size, f);
3076 int qemu_get_byte(QEMUFile *f)
3086 unsigned int qemu_get_be16(QEMUFile *f)
3089 v = qemu_get_byte(f) << 8;
3090 v |= qemu_get_byte(f);
3094 unsigned int qemu_get_be32(QEMUFile *f)
3097 v = qemu_get_byte(f) << 24;
3098 v |= qemu_get_byte(f) << 16;
3099 v |= qemu_get_byte(f) << 8;
3100 v |= qemu_get_byte(f);
3104 uint64_t qemu_get_be64(QEMUFile *f)
3107 v = (uint64_t)qemu_get_be32(f) << 32;
3108 v |= qemu_get_be32(f);
3112 int64_t qemu_ftell(QEMUFile *f)
3117 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
3119 if (fseek(f, pos, whence) < 0)
3124 typedef struct SaveStateEntry {
3128 SaveStateHandler *save_state;
3129 LoadStateHandler *load_state;
3131 struct SaveStateEntry *next;
3134 static SaveStateEntry *first_se;
3136 int register_savevm(const char *idstr,
3139 SaveStateHandler *save_state,
3140 LoadStateHandler *load_state,
3143 SaveStateEntry *se, **pse;
3145 se = qemu_malloc(sizeof(SaveStateEntry));
3148 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
3149 se->instance_id = instance_id;
3150 se->version_id = version_id;
3151 se->save_state = save_state;
3152 se->load_state = load_state;
3153 se->opaque = opaque;
3156 /* add at the end of list */
3158 while (*pse != NULL)
3159 pse = &(*pse)->next;
3164 #define QEMU_VM_FILE_MAGIC 0x5145564d
3165 #define QEMU_VM_FILE_VERSION 0x00000001
3167 int qemu_savevm(const char *filename)
3171 int len, len_pos, cur_pos, saved_vm_running, ret;
3173 saved_vm_running = vm_running;
3176 f = fopen(filename, "wb");
3182 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
3183 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
3185 for(se = first_se; se != NULL; se = se->next) {
3187 len = strlen(se->idstr);
3188 qemu_put_byte(f, len);
3189 qemu_put_buffer(f, se->idstr, len);
3191 qemu_put_be32(f, se->instance_id);
3192 qemu_put_be32(f, se->version_id);
3194 /* record size: filled later */
3196 qemu_put_be32(f, 0);
3198 se->save_state(f, se->opaque);
3200 /* fill record size */
3202 len = ftell(f) - len_pos - 4;
3203 fseek(f, len_pos, SEEK_SET);
3204 qemu_put_be32(f, len);
3205 fseek(f, cur_pos, SEEK_SET);
3211 if (saved_vm_running)
3216 static SaveStateEntry *find_se(const char *idstr, int instance_id)
3220 for(se = first_se; se != NULL; se = se->next) {
3221 if (!strcmp(se->idstr, idstr) &&
3222 instance_id == se->instance_id)
3228 int qemu_loadvm(const char *filename)
3232 int len, cur_pos, ret, instance_id, record_len, version_id;
3233 int saved_vm_running;
3237 saved_vm_running = vm_running;
3240 f = fopen(filename, "rb");
3246 v = qemu_get_be32(f);
3247 if (v != QEMU_VM_FILE_MAGIC)
3249 v = qemu_get_be32(f);
3250 if (v != QEMU_VM_FILE_VERSION) {
3257 len = qemu_get_byte(f);
3260 qemu_get_buffer(f, idstr, len);
3262 instance_id = qemu_get_be32(f);
3263 version_id = qemu_get_be32(f);
3264 record_len = qemu_get_be32(f);
3266 printf("idstr=%s instance=0x%x version=%d len=%d\n",
3267 idstr, instance_id, version_id, record_len);
3270 se = find_se(idstr, instance_id);
3272 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
3273 instance_id, idstr);
3275 ret = se->load_state(f, se->opaque, version_id);
3277 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
3278 instance_id, idstr);
3281 /* always seek to exact end of record */
3282 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
3287 if (saved_vm_running)
3292 /***********************************************************/
3293 /* cpu save/restore */
3295 #if defined(TARGET_I386)
3297 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
3299 qemu_put_be32(f, dt->selector);
3300 qemu_put_betl(f, dt->base);
3301 qemu_put_be32(f, dt->limit);
3302 qemu_put_be32(f, dt->flags);
3305 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
3307 dt->selector = qemu_get_be32(f);
3308 dt->base = qemu_get_betl(f);
3309 dt->limit = qemu_get_be32(f);
3310 dt->flags = qemu_get_be32(f);
3313 void cpu_save(QEMUFile *f, void *opaque)
3315 CPUState *env = opaque;
3316 uint16_t fptag, fpus, fpuc, fpregs_format;
3320 for(i = 0; i < CPU_NB_REGS; i++)
3321 qemu_put_betls(f, &env->regs[i]);
3322 qemu_put_betls(f, &env->eip);
3323 qemu_put_betls(f, &env->eflags);
3324 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
3325 qemu_put_be32s(f, &hflags);
3329 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
3331 for(i = 0; i < 8; i++) {
3332 fptag |= ((!env->fptags[i]) << i);
3335 qemu_put_be16s(f, &fpuc);
3336 qemu_put_be16s(f, &fpus);
3337 qemu_put_be16s(f, &fptag);
3339 #ifdef USE_X86LDOUBLE
3344 qemu_put_be16s(f, &fpregs_format);
3346 for(i = 0; i < 8; i++) {
3347 #ifdef USE_X86LDOUBLE
3351 /* we save the real CPU data (in case of MMX usage only 'mant'
3352 contains the MMX register */
3353 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
3354 qemu_put_be64(f, mant);
3355 qemu_put_be16(f, exp);
3358 /* if we use doubles for float emulation, we save the doubles to
3359 avoid losing information in case of MMX usage. It can give
3360 problems if the image is restored on a CPU where long
3361 doubles are used instead. */
3362 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
3366 for(i = 0; i < 6; i++)
3367 cpu_put_seg(f, &env->segs[i]);
3368 cpu_put_seg(f, &env->ldt);
3369 cpu_put_seg(f, &env->tr);
3370 cpu_put_seg(f, &env->gdt);
3371 cpu_put_seg(f, &env->idt);
3373 qemu_put_be32s(f, &env->sysenter_cs);
3374 qemu_put_be32s(f, &env->sysenter_esp);
3375 qemu_put_be32s(f, &env->sysenter_eip);
3377 qemu_put_betls(f, &env->cr[0]);
3378 qemu_put_betls(f, &env->cr[2]);
3379 qemu_put_betls(f, &env->cr[3]);
3380 qemu_put_betls(f, &env->cr[4]);
3382 for(i = 0; i < 8; i++)
3383 qemu_put_betls(f, &env->dr[i]);
3386 qemu_put_be32s(f, &env->a20_mask);
3389 qemu_put_be32s(f, &env->mxcsr);
3390 for(i = 0; i < CPU_NB_REGS; i++) {
3391 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
3392 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
3395 #ifdef TARGET_X86_64
3396 qemu_put_be64s(f, &env->efer);
3397 qemu_put_be64s(f, &env->star);
3398 qemu_put_be64s(f, &env->lstar);
3399 qemu_put_be64s(f, &env->cstar);
3400 qemu_put_be64s(f, &env->fmask);
3401 qemu_put_be64s(f, &env->kernelgsbase);
3405 #ifdef USE_X86LDOUBLE
3406 /* XXX: add that in a FPU generic layer */
3407 union x86_longdouble {
3412 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
3413 #define EXPBIAS1 1023
3414 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
3415 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
3417 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
3421 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
3422 /* exponent + sign */
3423 e = EXPD1(temp) - EXPBIAS1 + 16383;
3424 e |= SIGND1(temp) >> 16;
3429 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3431 CPUState *env = opaque;
3434 uint16_t fpus, fpuc, fptag, fpregs_format;
3436 if (version_id != 3)
3438 for(i = 0; i < CPU_NB_REGS; i++)
3439 qemu_get_betls(f, &env->regs[i]);
3440 qemu_get_betls(f, &env->eip);
3441 qemu_get_betls(f, &env->eflags);
3442 qemu_get_be32s(f, &hflags);
3444 qemu_get_be16s(f, &fpuc);
3445 qemu_get_be16s(f, &fpus);
3446 qemu_get_be16s(f, &fptag);
3447 qemu_get_be16s(f, &fpregs_format);
3449 /* NOTE: we cannot always restore the FPU state if the image come
3450 from a host with a different 'USE_X86LDOUBLE' define. We guess
3451 if we are in an MMX state to restore correctly in that case. */
3452 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
3453 for(i = 0; i < 8; i++) {
3457 switch(fpregs_format) {
3459 mant = qemu_get_be64(f);
3460 exp = qemu_get_be16(f);
3461 #ifdef USE_X86LDOUBLE
3462 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3464 /* difficult case */
3466 env->fpregs[i].mmx.MMX_Q(0) = mant;
3468 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3472 mant = qemu_get_be64(f);
3473 #ifdef USE_X86LDOUBLE
3475 union x86_longdouble *p;
3476 /* difficult case */
3477 p = (void *)&env->fpregs[i];
3482 fp64_to_fp80(p, mant);
3486 env->fpregs[i].mmx.MMX_Q(0) = mant;
3495 /* XXX: restore FPU round state */
3496 env->fpstt = (fpus >> 11) & 7;
3497 env->fpus = fpus & ~0x3800;
3499 for(i = 0; i < 8; i++) {
3500 env->fptags[i] = (fptag >> i) & 1;
3503 for(i = 0; i < 6; i++)
3504 cpu_get_seg(f, &env->segs[i]);
3505 cpu_get_seg(f, &env->ldt);
3506 cpu_get_seg(f, &env->tr);
3507 cpu_get_seg(f, &env->gdt);
3508 cpu_get_seg(f, &env->idt);
3510 qemu_get_be32s(f, &env->sysenter_cs);
3511 qemu_get_be32s(f, &env->sysenter_esp);
3512 qemu_get_be32s(f, &env->sysenter_eip);
3514 qemu_get_betls(f, &env->cr[0]);
3515 qemu_get_betls(f, &env->cr[2]);
3516 qemu_get_betls(f, &env->cr[3]);
3517 qemu_get_betls(f, &env->cr[4]);
3519 for(i = 0; i < 8; i++)
3520 qemu_get_betls(f, &env->dr[i]);
3523 qemu_get_be32s(f, &env->a20_mask);
3525 qemu_get_be32s(f, &env->mxcsr);
3526 for(i = 0; i < CPU_NB_REGS; i++) {
3527 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
3528 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
3531 #ifdef TARGET_X86_64
3532 qemu_get_be64s(f, &env->efer);
3533 qemu_get_be64s(f, &env->star);
3534 qemu_get_be64s(f, &env->lstar);
3535 qemu_get_be64s(f, &env->cstar);
3536 qemu_get_be64s(f, &env->fmask);
3537 qemu_get_be64s(f, &env->kernelgsbase);
3540 /* XXX: compute hflags from scratch, except for CPL and IIF */
3541 env->hflags = hflags;
3546 #elif defined(TARGET_PPC)
3547 void cpu_save(QEMUFile *f, void *opaque)
3551 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3556 #elif defined(TARGET_MIPS)
3557 void cpu_save(QEMUFile *f, void *opaque)
3561 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3566 #elif defined(TARGET_SPARC)
3567 void cpu_save(QEMUFile *f, void *opaque)
3569 CPUState *env = opaque;
3573 for(i = 0; i < 8; i++)
3574 qemu_put_betls(f, &env->gregs[i]);
3575 for(i = 0; i < NWINDOWS * 16; i++)
3576 qemu_put_betls(f, &env->regbase[i]);
3579 for(i = 0; i < TARGET_FPREGS; i++) {
3585 qemu_put_betl(f, u.i);
3588 qemu_put_betls(f, &env->pc);
3589 qemu_put_betls(f, &env->npc);
3590 qemu_put_betls(f, &env->y);
3592 qemu_put_be32(f, tmp);
3593 qemu_put_betls(f, &env->fsr);
3594 qemu_put_betls(f, &env->tbr);
3595 #ifndef TARGET_SPARC64
3596 qemu_put_be32s(f, &env->wim);
3598 for(i = 0; i < 16; i++)
3599 qemu_put_be32s(f, &env->mmuregs[i]);
3603 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3605 CPUState *env = opaque;
3609 for(i = 0; i < 8; i++)
3610 qemu_get_betls(f, &env->gregs[i]);
3611 for(i = 0; i < NWINDOWS * 16; i++)
3612 qemu_get_betls(f, &env->regbase[i]);
3615 for(i = 0; i < TARGET_FPREGS; i++) {
3620 u.i = qemu_get_betl(f);
3624 qemu_get_betls(f, &env->pc);
3625 qemu_get_betls(f, &env->npc);
3626 qemu_get_betls(f, &env->y);
3627 tmp = qemu_get_be32(f);
3628 env->cwp = 0; /* needed to ensure that the wrapping registers are
3629 correctly updated */
3631 qemu_get_betls(f, &env->fsr);
3632 qemu_get_betls(f, &env->tbr);
3633 #ifndef TARGET_SPARC64
3634 qemu_get_be32s(f, &env->wim);
3636 for(i = 0; i < 16; i++)
3637 qemu_get_be32s(f, &env->mmuregs[i]);
3643 #elif defined(TARGET_ARM)
3645 /* ??? Need to implement these. */
3646 void cpu_save(QEMUFile *f, void *opaque)
3650 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3657 #warning No CPU save/restore functions
3661 /***********************************************************/
3662 /* ram save/restore */
3664 /* we just avoid storing empty pages */
3665 static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
3670 for(i = 1; i < len; i++) {
3674 qemu_put_byte(f, 1);
3675 qemu_put_byte(f, v);
3678 qemu_put_byte(f, 0);
3679 qemu_put_buffer(f, buf, len);
3682 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
3686 v = qemu_get_byte(f);
3689 if (qemu_get_buffer(f, buf, len) != len)
3693 v = qemu_get_byte(f);
3694 memset(buf, v, len);
3702 static void ram_save(QEMUFile *f, void *opaque)
3705 qemu_put_be32(f, phys_ram_size);
3706 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
3707 ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
3711 static int ram_load(QEMUFile *f, void *opaque, int version_id)
3715 if (version_id != 1)
3717 if (qemu_get_be32(f) != phys_ram_size)
3719 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
3720 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
3727 /***********************************************************/
3728 /* machine registration */
3730 QEMUMachine *first_machine = NULL;
3732 int qemu_register_machine(QEMUMachine *m)
3735 pm = &first_machine;
3743 QEMUMachine *find_machine(const char *name)
3747 for(m = first_machine; m != NULL; m = m->next) {
3748 if (!strcmp(m->name, name))
3754 /***********************************************************/
3755 /* main execution loop */
3757 void gui_update(void *opaque)
3759 display_state.dpy_refresh(&display_state);
3760 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
3763 struct vm_change_state_entry {
3764 VMChangeStateHandler *cb;
3766 LIST_ENTRY (vm_change_state_entry) entries;
3769 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
3771 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
3774 VMChangeStateEntry *e;
3776 e = qemu_mallocz(sizeof (*e));
3782 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
3786 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
3788 LIST_REMOVE (e, entries);
3792 static void vm_state_notify(int running)
3794 VMChangeStateEntry *e;
3796 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
3797 e->cb(e->opaque, running);
3801 /* XXX: support several handlers */
3802 static VMStopHandler *vm_stop_cb;
3803 static void *vm_stop_opaque;
3805 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
3808 vm_stop_opaque = opaque;
3812 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
3826 void vm_stop(int reason)
3829 cpu_disable_ticks();
3833 vm_stop_cb(vm_stop_opaque, reason);
3840 /* reset/shutdown handler */
3842 typedef struct QEMUResetEntry {
3843 QEMUResetHandler *func;
3845 struct QEMUResetEntry *next;
3848 static QEMUResetEntry *first_reset_entry;
3849 static int reset_requested;
3850 static int shutdown_requested;
3851 static int powerdown_requested;
3853 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
3855 QEMUResetEntry **pre, *re;
3857 pre = &first_reset_entry;
3858 while (*pre != NULL)
3859 pre = &(*pre)->next;
3860 re = qemu_mallocz(sizeof(QEMUResetEntry));
3862 re->opaque = opaque;
3867 void qemu_system_reset(void)
3871 /* reset all devices */
3872 for(re = first_reset_entry; re != NULL; re = re->next) {
3873 re->func(re->opaque);
3877 void qemu_system_reset_request(void)
3879 reset_requested = 1;
3881 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
3884 void qemu_system_shutdown_request(void)
3886 shutdown_requested = 1;
3888 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
3891 void qemu_system_powerdown_request(void)
3893 powerdown_requested = 1;
3895 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
3898 void main_loop_wait(int timeout)
3900 IOHandlerRecord *ioh, *ioh_next;
3906 /* XXX: see how to merge it with the select. The constraint is
3907 that the select must be interrupted by the timer */
3911 /* poll any events */
3912 /* XXX: separate device handlers from system ones */
3916 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
3918 (!ioh->fd_read_poll ||
3919 ioh->fd_read_poll(ioh->opaque) != 0)) {
3920 FD_SET(ioh->fd, &rfds);
3924 if (ioh->fd_write) {
3925 FD_SET(ioh->fd, &wfds);
3935 tv.tv_usec = timeout * 1000;
3937 ret = select(nfds + 1, &rfds, &wfds, NULL, &tv);
3939 /* XXX: better handling of removal */
3940 for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
3941 ioh_next = ioh->next;
3942 if (FD_ISSET(ioh->fd, &rfds)) {
3943 ioh->fd_read(ioh->opaque);
3945 if (FD_ISSET(ioh->fd, &wfds)) {
3946 ioh->fd_write(ioh->opaque);
3951 #if defined(CONFIG_SLIRP)
3952 /* XXX: merge with the previous select() */
3954 fd_set rfds, wfds, xfds;
3962 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
3965 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
3967 slirp_select_poll(&rfds, &wfds, &xfds);
3973 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
3974 qemu_get_clock(vm_clock));
3975 /* run dma transfers, if any */
3979 /* real time timers */
3980 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
3981 qemu_get_clock(rt_clock));
3984 static CPUState *cur_cpu;
3991 cur_cpu = first_cpu;
3998 env = env->next_cpu;
4001 ret = cpu_exec(env);
4002 if (ret != EXCP_HALTED)
4004 /* all CPUs are halted ? */
4005 if (env == cur_cpu) {
4012 if (shutdown_requested) {
4013 ret = EXCP_INTERRUPT;
4016 if (reset_requested) {
4017 reset_requested = 0;
4018 qemu_system_reset();
4019 ret = EXCP_INTERRUPT;
4021 if (powerdown_requested) {
4022 powerdown_requested = 0;
4023 qemu_system_powerdown();
4024 ret = EXCP_INTERRUPT;
4026 if (ret == EXCP_DEBUG) {
4027 vm_stop(EXCP_DEBUG);
4029 /* if hlt instruction, we wait until the next IRQ */
4030 /* XXX: use timeout computed from timers */
4031 if (ret == EXCP_HLT)
4038 main_loop_wait(timeout);
4040 cpu_disable_ticks();
4046 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n"
4047 "usage: %s [options] [disk_image]\n"
4049 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
4051 "Standard options:\n"
4052 "-M machine select emulated machine (-M ? for list)\n"
4053 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
4054 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
4055 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
4056 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
4057 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
4058 "-snapshot write to temporary files instead of disk image files\n"
4059 "-m megs set virtual RAM size to megs MB [default=%d]\n"
4060 "-smp n set the number of CPUs to 'n' [default=1]\n"
4061 "-nographic disable graphical output and redirect serial I/Os to console\n"
4063 "-k language use keyboard layout (for example \"fr\" for French)\n"
4066 "-audio-help print list of audio drivers and their options\n"
4067 "-soundhw c1,... enable audio support\n"
4068 " and only specified sound cards (comma separated list)\n"
4069 " use -soundhw ? to get the list of supported cards\n"
4070 " use -soundhw all to enable all of them\n"
4072 "-localtime set the real time clock to local time [default=utc]\n"
4073 "-full-screen start in full screen\n"
4075 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
4077 "-usb enable the USB driver (will be the default soon)\n"
4078 "-usbdevice name add the host or guest USB device 'name'\n"
4079 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4080 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
4083 "Network options:\n"
4084 "-net nic[,vlan=n][,macaddr=addr]\n"
4085 " create a new Network Interface Card and connect it to VLAN 'n'\n"
4087 "-net user[,vlan=n]\n"
4088 " connect the user mode network stack to VLAN 'n'\n"
4091 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
4092 " connect the host TAP network interface to VLAN 'n' and use\n"
4093 " the network script 'file' (default=%s);\n"
4094 " use 'fd=h' to connect to an already opened TAP interface\n"
4095 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
4096 " connect the vlan 'n' to another VLAN using a socket connection\n"
4097 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
4098 " connect the vlan 'n' to multicast maddr and port\n"
4100 "-net none use it alone to have zero network devices; if no -net option\n"
4101 " is provided, the default is '-net nic -net user'\n"
4104 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
4106 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
4108 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
4109 " redirect TCP or UDP connections from host to guest [-net user]\n"
4112 "Linux boot specific:\n"
4113 "-kernel bzImage use 'bzImage' as kernel image\n"
4114 "-append cmdline use 'cmdline' as kernel command line\n"
4115 "-initrd file use 'file' as initial ram disk\n"
4117 "Debug/Expert options:\n"
4118 "-monitor dev redirect the monitor to char device 'dev'\n"
4119 "-serial dev redirect the serial port to char device 'dev'\n"
4120 "-parallel dev redirect the parallel port to char device 'dev'\n"
4121 "-pidfile file Write PID to 'file'\n"
4122 "-S freeze CPU at startup (use 'c' to start execution)\n"
4123 "-s wait gdb connection to port %d\n"
4124 "-p port change gdb connection port\n"
4125 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
4126 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
4127 " translation (t=none or lba) (usually qemu can guess them)\n"
4128 "-L path set the directory for the BIOS and VGA BIOS\n"
4130 "-no-kqemu disable KQEMU kernel module usage\n"
4132 #ifdef USE_CODE_COPY
4133 "-no-code-copy disable code copy acceleration\n"
4136 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
4137 " (default is CL-GD5446 PCI VGA)\n"
4139 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
4141 "During emulation, the following keys are useful:\n"
4142 "ctrl-alt-f toggle full screen\n"
4143 "ctrl-alt-n switch to virtual console 'n'\n"
4144 "ctrl-alt toggle mouse and keyboard grab\n"
4146 "When using -nographic, press 'ctrl-a h' to get some help.\n"
4148 #ifdef CONFIG_SOFTMMU
4155 DEFAULT_NETWORK_SCRIPT,
4157 DEFAULT_GDBSTUB_PORT,
4159 #ifndef CONFIG_SOFTMMU
4161 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
4162 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
4168 #define HAS_ARG 0x0001
4182 QEMU_OPTION_snapshot,
4184 QEMU_OPTION_nographic,
4186 QEMU_OPTION_audio_help,
4187 QEMU_OPTION_soundhw,
4205 QEMU_OPTION_no_code_copy,
4207 QEMU_OPTION_localtime,
4208 QEMU_OPTION_cirrusvga,
4210 QEMU_OPTION_std_vga,
4211 QEMU_OPTION_monitor,
4213 QEMU_OPTION_parallel,
4215 QEMU_OPTION_full_screen,
4216 QEMU_OPTION_pidfile,
4217 QEMU_OPTION_no_kqemu,
4218 QEMU_OPTION_win2k_hack,
4220 QEMU_OPTION_usbdevice,
4224 typedef struct QEMUOption {
4230 const QEMUOption qemu_options[] = {
4231 { "h", 0, QEMU_OPTION_h },
4233 { "M", HAS_ARG, QEMU_OPTION_M },
4234 { "fda", HAS_ARG, QEMU_OPTION_fda },
4235 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
4236 { "hda", HAS_ARG, QEMU_OPTION_hda },
4237 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
4238 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
4239 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
4240 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
4241 { "boot", HAS_ARG, QEMU_OPTION_boot },
4242 { "snapshot", 0, QEMU_OPTION_snapshot },
4243 { "m", HAS_ARG, QEMU_OPTION_m },
4244 { "nographic", 0, QEMU_OPTION_nographic },
4245 { "k", HAS_ARG, QEMU_OPTION_k },
4247 { "audio-help", 0, QEMU_OPTION_audio_help },
4248 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
4251 { "net", HAS_ARG, QEMU_OPTION_net},
4253 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
4255 { "smb", HAS_ARG, QEMU_OPTION_smb },
4257 { "redir", HAS_ARG, QEMU_OPTION_redir },
4260 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
4261 { "append", HAS_ARG, QEMU_OPTION_append },
4262 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
4264 { "S", 0, QEMU_OPTION_S },
4265 { "s", 0, QEMU_OPTION_s },
4266 { "p", HAS_ARG, QEMU_OPTION_p },
4267 { "d", HAS_ARG, QEMU_OPTION_d },
4268 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
4269 { "L", HAS_ARG, QEMU_OPTION_L },
4270 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
4272 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
4274 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4275 { "g", 1, QEMU_OPTION_g },
4277 { "localtime", 0, QEMU_OPTION_localtime },
4278 { "std-vga", 0, QEMU_OPTION_std_vga },
4279 { "monitor", 1, QEMU_OPTION_monitor },
4280 { "serial", 1, QEMU_OPTION_serial },
4281 { "parallel", 1, QEMU_OPTION_parallel },
4282 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
4283 { "full-screen", 0, QEMU_OPTION_full_screen },
4284 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
4285 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
4286 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
4287 { "smp", HAS_ARG, QEMU_OPTION_smp },
4289 /* temporary options */
4290 { "usb", 0, QEMU_OPTION_usb },
4291 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
4295 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4297 /* this stack is only used during signal handling */
4298 #define SIGNAL_STACK_SIZE 32768
4300 static uint8_t *signal_stack;
4304 /* password input */
4306 static BlockDriverState *get_bdrv(int index)
4308 BlockDriverState *bs;
4311 bs = bs_table[index];
4312 } else if (index < 6) {
4313 bs = fd_table[index - 4];
4320 static void read_passwords(void)
4322 BlockDriverState *bs;
4326 for(i = 0; i < 6; i++) {
4328 if (bs && bdrv_is_encrypted(bs)) {
4329 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
4330 for(j = 0; j < 3; j++) {
4331 monitor_readline("Password: ",
4332 1, password, sizeof(password));
4333 if (bdrv_set_key(bs, password) == 0)
4335 term_printf("invalid password\n");
4341 /* XXX: currently we cannot use simultaneously different CPUs */
4342 void register_machines(void)
4344 #if defined(TARGET_I386)
4345 qemu_register_machine(&pc_machine);
4346 qemu_register_machine(&isapc_machine);
4347 #elif defined(TARGET_PPC)
4348 qemu_register_machine(&heathrow_machine);
4349 qemu_register_machine(&core99_machine);
4350 qemu_register_machine(&prep_machine);
4351 #elif defined(TARGET_MIPS)
4352 qemu_register_machine(&mips_machine);
4353 #elif defined(TARGET_SPARC)
4354 #ifdef TARGET_SPARC64
4355 qemu_register_machine(&sun4u_machine);
4357 qemu_register_machine(&sun4m_machine);
4359 #elif defined(TARGET_ARM)
4360 qemu_register_machine(&integratorcp_machine);
4362 #error unsupported CPU
4367 struct soundhw soundhw[] = {
4370 "Creative Sound Blaster 16",
4373 { .init_isa = SB16_init }
4380 "Yamaha YMF262 (OPL3)",
4382 "Yamaha YM3812 (OPL2)",
4386 { .init_isa = Adlib_init }
4393 "Gravis Ultrasound GF1",
4396 { .init_isa = GUS_init }
4402 "ENSONIQ AudioPCI ES1370",
4405 { .init_pci = es1370_init }
4408 { NULL, NULL, 0, 0, { NULL } }
4411 static void select_soundhw (const char *optarg)
4415 if (*optarg == '?') {
4418 printf ("Valid sound card names (comma separated):\n");
4419 for (c = soundhw; c->name; ++c) {
4420 printf ("%-11s %s\n", c->name, c->descr);
4422 printf ("\n-soundhw all will enable all of the above\n");
4423 exit (*optarg != '?');
4431 if (!strcmp (optarg, "all")) {
4432 for (c = soundhw; c->name; ++c) {
4440 e = strchr (p, ',');
4441 l = !e ? strlen (p) : (size_t) (e - p);
4443 for (c = soundhw; c->name; ++c) {
4444 if (!strncmp (c->name, p, l)) {
4453 "Unknown sound card name (too big to show)\n");
4456 fprintf (stderr, "Unknown sound card name `%.*s'\n",
4461 p += l + (e != NULL);
4465 goto show_valid_cards;
4470 #define MAX_NET_CLIENTS 32
4472 int main(int argc, char **argv)
4474 #ifdef CONFIG_GDBSTUB
4475 int use_gdbstub, gdbstub_port;
4478 int snapshot, linux_boot;
4479 const char *initrd_filename;
4480 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
4481 const char *kernel_filename, *kernel_cmdline;
4482 DisplayState *ds = &display_state;
4483 int cyls, heads, secs, translation;
4484 int start_emulation = 1;
4485 char net_clients[MAX_NET_CLIENTS][256];
4488 const char *r, *optarg;
4489 CharDriverState *monitor_hd;
4490 char monitor_device[128];
4491 char serial_devices[MAX_SERIAL_PORTS][128];
4492 int serial_device_index;
4493 char parallel_devices[MAX_PARALLEL_PORTS][128];
4494 int parallel_device_index;
4495 const char *loadvm = NULL;
4496 QEMUMachine *machine;
4497 char usb_devices[MAX_VM_USB_PORTS][128];
4498 int usb_devices_index;
4500 LIST_INIT (&vm_change_state_head);
4501 #if !defined(CONFIG_SOFTMMU)
4502 /* we never want that malloc() uses mmap() */
4503 mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
4505 register_machines();
4506 machine = first_machine;
4507 initrd_filename = NULL;
4508 for(i = 0; i < MAX_FD; i++)
4509 fd_filename[i] = NULL;
4510 for(i = 0; i < MAX_DISKS; i++)
4511 hd_filename[i] = NULL;
4512 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4513 vga_ram_size = VGA_RAM_SIZE;
4514 bios_size = BIOS_SIZE;
4515 #ifdef CONFIG_GDBSTUB
4517 gdbstub_port = DEFAULT_GDBSTUB_PORT;
4521 kernel_filename = NULL;
4522 kernel_cmdline = "";
4528 cyls = heads = secs = 0;
4529 translation = BIOS_ATA_TRANSLATION_AUTO;
4530 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
4532 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
4533 for(i = 1; i < MAX_SERIAL_PORTS; i++)
4534 serial_devices[i][0] = '\0';
4535 serial_device_index = 0;
4537 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
4538 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
4539 parallel_devices[i][0] = '\0';
4540 parallel_device_index = 0;
4542 usb_devices_index = 0;
4547 /* default mac address of the first network interface */
4555 hd_filename[0] = argv[optind++];
4557 const QEMUOption *popt;
4560 popt = qemu_options;
4563 fprintf(stderr, "%s: invalid option -- '%s'\n",
4567 if (!strcmp(popt->name, r + 1))
4571 if (popt->flags & HAS_ARG) {
4572 if (optind >= argc) {
4573 fprintf(stderr, "%s: option '%s' requires an argument\n",
4577 optarg = argv[optind++];
4582 switch(popt->index) {
4584 machine = find_machine(optarg);
4587 printf("Supported machines are:\n");
4588 for(m = first_machine; m != NULL; m = m->next) {
4589 printf("%-10s %s%s\n",
4591 m == first_machine ? " (default)" : "");
4596 case QEMU_OPTION_initrd:
4597 initrd_filename = optarg;
4599 case QEMU_OPTION_hda:
4600 case QEMU_OPTION_hdb:
4601 case QEMU_OPTION_hdc:
4602 case QEMU_OPTION_hdd:
4605 hd_index = popt->index - QEMU_OPTION_hda;
4606 hd_filename[hd_index] = optarg;
4607 if (hd_index == cdrom_index)
4611 case QEMU_OPTION_snapshot:
4614 case QEMU_OPTION_hdachs:
4618 cyls = strtol(p, (char **)&p, 0);
4619 if (cyls < 1 || cyls > 16383)
4624 heads = strtol(p, (char **)&p, 0);
4625 if (heads < 1 || heads > 16)
4630 secs = strtol(p, (char **)&p, 0);
4631 if (secs < 1 || secs > 63)
4635 if (!strcmp(p, "none"))
4636 translation = BIOS_ATA_TRANSLATION_NONE;
4637 else if (!strcmp(p, "lba"))
4638 translation = BIOS_ATA_TRANSLATION_LBA;
4639 else if (!strcmp(p, "auto"))
4640 translation = BIOS_ATA_TRANSLATION_AUTO;
4643 } else if (*p != '\0') {
4645 fprintf(stderr, "qemu: invalid physical CHS format\n");
4650 case QEMU_OPTION_nographic:
4651 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
4652 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
4655 case QEMU_OPTION_kernel:
4656 kernel_filename = optarg;
4658 case QEMU_OPTION_append:
4659 kernel_cmdline = optarg;
4661 case QEMU_OPTION_cdrom:
4662 if (cdrom_index >= 0) {
4663 hd_filename[cdrom_index] = optarg;
4666 case QEMU_OPTION_boot:
4667 boot_device = optarg[0];
4668 if (boot_device != 'a' &&
4671 boot_device != 'n' &&
4673 boot_device != 'c' && boot_device != 'd') {
4674 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
4678 case QEMU_OPTION_fda:
4679 fd_filename[0] = optarg;
4681 case QEMU_OPTION_fdb:
4682 fd_filename[1] = optarg;
4684 case QEMU_OPTION_no_code_copy:
4685 code_copy_enabled = 0;
4687 case QEMU_OPTION_net:
4688 if (nb_net_clients >= MAX_NET_CLIENTS) {
4689 fprintf(stderr, "qemu: too many network clients\n");
4692 pstrcpy(net_clients[nb_net_clients],
4693 sizeof(net_clients[0]),
4698 case QEMU_OPTION_tftp:
4699 tftp_prefix = optarg;
4702 case QEMU_OPTION_smb:
4703 net_slirp_smb(optarg);
4706 case QEMU_OPTION_redir:
4707 net_slirp_redir(optarg);
4711 case QEMU_OPTION_audio_help:
4715 case QEMU_OPTION_soundhw:
4716 select_soundhw (optarg);
4723 ram_size = atoi(optarg) * 1024 * 1024;
4726 if (ram_size > PHYS_RAM_MAX_SIZE) {
4727 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
4728 PHYS_RAM_MAX_SIZE / (1024 * 1024));
4737 mask = cpu_str_to_log_mask(optarg);
4739 printf("Log items (comma separated):\n");
4740 for(item = cpu_log_items; item->mask != 0; item++) {
4741 printf("%-10s %s\n", item->name, item->help);
4748 #ifdef CONFIG_GDBSTUB
4753 gdbstub_port = atoi(optarg);
4760 start_emulation = 0;
4763 keyboard_layout = optarg;
4765 case QEMU_OPTION_localtime:
4768 case QEMU_OPTION_cirrusvga:
4769 cirrus_vga_enabled = 1;
4771 case QEMU_OPTION_std_vga:
4772 cirrus_vga_enabled = 0;
4779 w = strtol(p, (char **)&p, 10);
4782 fprintf(stderr, "qemu: invalid resolution or depth\n");
4788 h = strtol(p, (char **)&p, 10);
4793 depth = strtol(p, (char **)&p, 10);
4794 if (depth != 8 && depth != 15 && depth != 16 &&
4795 depth != 24 && depth != 32)
4797 } else if (*p == '\0') {
4798 depth = graphic_depth;
4805 graphic_depth = depth;
4808 case QEMU_OPTION_monitor:
4809 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
4811 case QEMU_OPTION_serial:
4812 if (serial_device_index >= MAX_SERIAL_PORTS) {
4813 fprintf(stderr, "qemu: too many serial ports\n");
4816 pstrcpy(serial_devices[serial_device_index],
4817 sizeof(serial_devices[0]), optarg);
4818 serial_device_index++;
4820 case QEMU_OPTION_parallel:
4821 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
4822 fprintf(stderr, "qemu: too many parallel ports\n");
4825 pstrcpy(parallel_devices[parallel_device_index],
4826 sizeof(parallel_devices[0]), optarg);
4827 parallel_device_index++;
4829 case QEMU_OPTION_loadvm:
4832 case QEMU_OPTION_full_screen:
4835 case QEMU_OPTION_pidfile:
4836 create_pidfile(optarg);
4839 case QEMU_OPTION_win2k_hack:
4840 win2k_install_hack = 1;
4844 case QEMU_OPTION_no_kqemu:
4848 case QEMU_OPTION_usb:
4851 case QEMU_OPTION_usbdevice:
4853 if (usb_devices_index >= MAX_VM_USB_PORTS) {
4854 fprintf(stderr, "Too many USB devices\n");
4857 pstrcpy(usb_devices[usb_devices_index],
4858 sizeof(usb_devices[usb_devices_index]),
4860 usb_devices_index++;
4862 case QEMU_OPTION_smp:
4863 smp_cpus = atoi(optarg);
4864 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
4865 fprintf(stderr, "Invalid number of CPUs\n");
4877 linux_boot = (kernel_filename != NULL);
4880 hd_filename[0] == '\0' &&
4881 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
4882 fd_filename[0] == '\0')
4885 /* boot to cd by default if no hard disk */
4886 if (hd_filename[0] == '\0' && boot_device == 'c') {
4887 if (fd_filename[0] != '\0')
4893 #if !defined(CONFIG_SOFTMMU)
4894 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
4896 static uint8_t stdout_buf[4096];
4897 setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
4900 setvbuf(stdout, NULL, _IOLBF, 0);
4907 /* init network clients */
4908 if (nb_net_clients == 0) {
4909 /* if no clients, we use a default config */
4910 pstrcpy(net_clients[0], sizeof(net_clients[0]),
4912 pstrcpy(net_clients[1], sizeof(net_clients[0]),
4917 for(i = 0;i < nb_net_clients; i++) {
4918 if (net_client_init(net_clients[i]) < 0)
4922 /* init the memory */
4923 phys_ram_size = ram_size + vga_ram_size + bios_size;
4925 #ifdef CONFIG_SOFTMMU
4926 phys_ram_base = qemu_vmalloc(phys_ram_size);
4927 if (!phys_ram_base) {
4928 fprintf(stderr, "Could not allocate physical memory\n");
4932 /* as we must map the same page at several addresses, we must use
4937 tmpdir = getenv("QEMU_TMPDIR");
4940 snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir);
4941 if (mkstemp(phys_ram_file) < 0) {
4942 fprintf(stderr, "Could not create temporary memory file '%s'\n",
4946 phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
4947 if (phys_ram_fd < 0) {
4948 fprintf(stderr, "Could not open temporary memory file '%s'\n",
4952 ftruncate(phys_ram_fd, phys_ram_size);
4953 unlink(phys_ram_file);
4954 phys_ram_base = mmap(get_mmap_addr(phys_ram_size),
4956 PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED,
4958 if (phys_ram_base == MAP_FAILED) {
4959 fprintf(stderr, "Could not map physical memory\n");
4965 /* we always create the cdrom drive, even if no disk is there */
4967 if (cdrom_index >= 0) {
4968 bs_table[cdrom_index] = bdrv_new("cdrom");
4969 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
4972 /* open the virtual block devices */
4973 for(i = 0; i < MAX_DISKS; i++) {
4974 if (hd_filename[i]) {
4977 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
4978 bs_table[i] = bdrv_new(buf);
4980 if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) {
4981 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
4985 if (i == 0 && cyls != 0) {
4986 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
4987 bdrv_set_translation_hint(bs_table[i], translation);
4992 /* we always create at least one floppy disk */
4993 fd_table[0] = bdrv_new("fda");
4994 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
4996 for(i = 0; i < MAX_FD; i++) {
4997 if (fd_filename[i]) {
5000 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
5001 fd_table[i] = bdrv_new(buf);
5002 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
5004 if (fd_filename[i] != '\0') {
5005 if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) {
5006 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
5014 /* init USB devices */
5016 vm_usb_hub = usb_hub_init(vm_usb_ports, MAX_VM_USB_PORTS);
5017 for(i = 0; i < usb_devices_index; i++) {
5018 if (usb_device_add(usb_devices[i]) < 0) {
5019 fprintf(stderr, "Warning: could not add USB device %s\n",
5025 register_savevm("timer", 0, 1, timer_save, timer_load, NULL);
5026 register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
5029 cpu_calibrate_ticks();
5033 dumb_display_init(ds);
5035 #if defined(CONFIG_SDL)
5036 sdl_display_init(ds, full_screen);
5037 #elif defined(CONFIG_COCOA)
5038 cocoa_display_init(ds, full_screen);
5040 dumb_display_init(ds);
5044 vga_console = graphic_console_init(ds);
5046 monitor_hd = qemu_chr_open(monitor_device);
5048 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
5051 monitor_init(monitor_hd, !nographic);
5053 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
5054 if (serial_devices[i][0] != '\0') {
5055 serial_hds[i] = qemu_chr_open(serial_devices[i]);
5056 if (!serial_hds[i]) {
5057 fprintf(stderr, "qemu: could not open serial device '%s'\n",
5061 if (!strcmp(serial_devices[i], "vc"))
5062 qemu_chr_printf(serial_hds[i], "serial%d console\n", i);
5066 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
5067 if (parallel_devices[i][0] != '\0') {
5068 parallel_hds[i] = qemu_chr_open(parallel_devices[i]);
5069 if (!parallel_hds[i]) {
5070 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
5071 parallel_devices[i]);
5074 if (!strcmp(parallel_devices[i], "vc"))
5075 qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i);
5079 /* setup cpu signal handlers for MMU / self modifying code handling */
5080 #if !defined(CONFIG_SOFTMMU)
5082 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5085 signal_stack = memalign(16, SIGNAL_STACK_SIZE);
5086 stk.ss_sp = signal_stack;
5087 stk.ss_size = SIGNAL_STACK_SIZE;
5090 if (sigaltstack(&stk, NULL) < 0) {
5091 perror("sigaltstack");
5097 struct sigaction act;
5099 sigfillset(&act.sa_mask);
5100 act.sa_flags = SA_SIGINFO;
5101 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5102 act.sa_flags |= SA_ONSTACK;
5104 act.sa_sigaction = host_segv_handler;
5105 sigaction(SIGSEGV, &act, NULL);
5106 sigaction(SIGBUS, &act, NULL);
5107 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5108 sigaction(SIGFPE, &act, NULL);
5115 struct sigaction act;
5116 sigfillset(&act.sa_mask);
5118 act.sa_handler = SIG_IGN;
5119 sigaction(SIGPIPE, &act, NULL);
5124 machine->init(ram_size, vga_ram_size, boot_device,
5125 ds, fd_filename, snapshot,
5126 kernel_filename, kernel_cmdline, initrd_filename);
5128 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
5129 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
5131 #ifdef CONFIG_GDBSTUB
5133 if (gdbserver_start(gdbstub_port) < 0) {
5134 fprintf(stderr, "Could not open gdbserver socket on port %d\n",
5138 printf("Waiting gdb connection on port %d\n", gdbstub_port);
5143 qemu_loadvm(loadvm);
5146 /* XXX: simplify init */
5148 if (start_emulation) {