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 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
141 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
143 int win2k_install_hack = 0;
146 USBPort *vm_usb_ports[MAX_VM_USB_PORTS];
147 USBDevice *vm_usb_hub;
148 static VLANState *first_vlan;
150 #if defined(TARGET_SPARC)
152 #elif defined(TARGET_I386)
158 /***********************************************************/
159 /* x86 ISA bus support */
161 target_phys_addr_t isa_mem_base = 0;
164 uint32_t default_ioport_readb(void *opaque, uint32_t address)
166 #ifdef DEBUG_UNUSED_IOPORT
167 fprintf(stderr, "inb: port=0x%04x\n", address);
172 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
174 #ifdef DEBUG_UNUSED_IOPORT
175 fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
179 /* default is to make two byte accesses */
180 uint32_t default_ioport_readw(void *opaque, uint32_t address)
183 data = ioport_read_table[0][address](ioport_opaque[address], address);
184 address = (address + 1) & (MAX_IOPORTS - 1);
185 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
189 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
191 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
192 address = (address + 1) & (MAX_IOPORTS - 1);
193 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
196 uint32_t default_ioport_readl(void *opaque, uint32_t address)
198 #ifdef DEBUG_UNUSED_IOPORT
199 fprintf(stderr, "inl: port=0x%04x\n", address);
204 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
206 #ifdef DEBUG_UNUSED_IOPORT
207 fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
211 void init_ioports(void)
215 for(i = 0; i < MAX_IOPORTS; i++) {
216 ioport_read_table[0][i] = default_ioport_readb;
217 ioport_write_table[0][i] = default_ioport_writeb;
218 ioport_read_table[1][i] = default_ioport_readw;
219 ioport_write_table[1][i] = default_ioport_writew;
220 ioport_read_table[2][i] = default_ioport_readl;
221 ioport_write_table[2][i] = default_ioport_writel;
225 /* size is the word size in byte */
226 int register_ioport_read(int start, int length, int size,
227 IOPortReadFunc *func, void *opaque)
233 } else if (size == 2) {
235 } else if (size == 4) {
238 hw_error("register_ioport_read: invalid size");
241 for(i = start; i < start + length; i += size) {
242 ioport_read_table[bsize][i] = func;
243 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
244 hw_error("register_ioport_read: invalid opaque");
245 ioport_opaque[i] = opaque;
250 /* size is the word size in byte */
251 int register_ioport_write(int start, int length, int size,
252 IOPortWriteFunc *func, void *opaque)
258 } else if (size == 2) {
260 } else if (size == 4) {
263 hw_error("register_ioport_write: invalid size");
266 for(i = start; i < start + length; i += size) {
267 ioport_write_table[bsize][i] = func;
268 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
269 hw_error("register_ioport_read: invalid opaque");
270 ioport_opaque[i] = opaque;
275 void isa_unassign_ioport(int start, int length)
279 for(i = start; i < start + length; i++) {
280 ioport_read_table[0][i] = default_ioport_readb;
281 ioport_read_table[1][i] = default_ioport_readw;
282 ioport_read_table[2][i] = default_ioport_readl;
284 ioport_write_table[0][i] = default_ioport_writeb;
285 ioport_write_table[1][i] = default_ioport_writew;
286 ioport_write_table[2][i] = default_ioport_writel;
290 /***********************************************************/
292 void pstrcpy(char *buf, int buf_size, const char *str)
302 if (c == 0 || q >= buf + buf_size - 1)
309 /* strcat and truncate. */
310 char *pstrcat(char *buf, int buf_size, const char *s)
315 pstrcpy(buf + len, buf_size - len, s);
319 int strstart(const char *str, const char *val, const char **ptr)
335 /* return the size or -1 if error */
336 int get_image_size(const char *filename)
339 fd = open(filename, O_RDONLY | O_BINARY);
342 size = lseek(fd, 0, SEEK_END);
347 /* return the size or -1 if error */
348 int load_image(const char *filename, uint8_t *addr)
351 fd = open(filename, O_RDONLY | O_BINARY);
354 size = lseek(fd, 0, SEEK_END);
355 lseek(fd, 0, SEEK_SET);
356 if (read(fd, addr, size) != size) {
364 void cpu_outb(CPUState *env, int addr, int val)
367 if (loglevel & CPU_LOG_IOPORT)
368 fprintf(logfile, "outb: %04x %02x\n", addr, val);
370 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
373 env->last_io_time = cpu_get_time_fast();
377 void cpu_outw(CPUState *env, int addr, int val)
380 if (loglevel & CPU_LOG_IOPORT)
381 fprintf(logfile, "outw: %04x %04x\n", addr, val);
383 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
386 env->last_io_time = cpu_get_time_fast();
390 void cpu_outl(CPUState *env, int addr, int val)
393 if (loglevel & CPU_LOG_IOPORT)
394 fprintf(logfile, "outl: %04x %08x\n", addr, val);
396 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
399 env->last_io_time = cpu_get_time_fast();
403 int cpu_inb(CPUState *env, int addr)
406 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
408 if (loglevel & CPU_LOG_IOPORT)
409 fprintf(logfile, "inb : %04x %02x\n", addr, val);
413 env->last_io_time = cpu_get_time_fast();
418 int cpu_inw(CPUState *env, int addr)
421 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
423 if (loglevel & CPU_LOG_IOPORT)
424 fprintf(logfile, "inw : %04x %04x\n", addr, val);
428 env->last_io_time = cpu_get_time_fast();
433 int cpu_inl(CPUState *env, int addr)
436 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
438 if (loglevel & CPU_LOG_IOPORT)
439 fprintf(logfile, "inl : %04x %08x\n", addr, val);
443 env->last_io_time = cpu_get_time_fast();
448 /***********************************************************/
449 void hw_error(const char *fmt, ...)
455 fprintf(stderr, "qemu: hardware error: ");
456 vfprintf(stderr, fmt, ap);
457 fprintf(stderr, "\n");
458 for(env = first_cpu; env != NULL; env = env->next_cpu) {
459 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
461 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
463 cpu_dump_state(env, stderr, fprintf, 0);
470 /***********************************************************/
473 static QEMUPutKBDEvent *qemu_put_kbd_event;
474 static void *qemu_put_kbd_event_opaque;
475 static QEMUPutMouseEvent *qemu_put_mouse_event;
476 static void *qemu_put_mouse_event_opaque;
477 static int qemu_put_mouse_event_absolute;
479 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
481 qemu_put_kbd_event_opaque = opaque;
482 qemu_put_kbd_event = func;
485 void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque, int absolute)
487 qemu_put_mouse_event_opaque = opaque;
488 qemu_put_mouse_event = func;
489 qemu_put_mouse_event_absolute = absolute;
492 void kbd_put_keycode(int keycode)
494 if (qemu_put_kbd_event) {
495 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
499 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
501 if (qemu_put_mouse_event) {
502 qemu_put_mouse_event(qemu_put_mouse_event_opaque,
503 dx, dy, dz, buttons_state);
507 int kbd_mouse_is_absolute(void)
509 return qemu_put_mouse_event_absolute;
512 /***********************************************************/
515 #if defined(__powerpc__)
517 static inline uint32_t get_tbl(void)
520 asm volatile("mftb %0" : "=r" (tbl));
524 static inline uint32_t get_tbu(void)
527 asm volatile("mftbu %0" : "=r" (tbl));
531 int64_t cpu_get_real_ticks(void)
534 /* NOTE: we test if wrapping has occurred */
540 return ((int64_t)h << 32) | l;
543 #elif defined(__i386__)
545 int64_t cpu_get_real_ticks(void)
548 asm volatile ("rdtsc" : "=A" (val));
552 #elif defined(__x86_64__)
554 int64_t cpu_get_real_ticks(void)
558 asm volatile("rdtsc" : "=a" (low), "=d" (high));
565 #elif defined(__ia64)
567 int64_t cpu_get_real_ticks(void)
570 asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory");
574 #elif defined(__s390__)
576 int64_t cpu_get_real_ticks(void)
579 asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc");
584 #error unsupported CPU
587 static int64_t cpu_ticks_offset;
588 static int cpu_ticks_enabled;
590 static inline int64_t cpu_get_ticks(void)
592 if (!cpu_ticks_enabled) {
593 return cpu_ticks_offset;
595 return cpu_get_real_ticks() + cpu_ticks_offset;
599 /* enable cpu_get_ticks() */
600 void cpu_enable_ticks(void)
602 if (!cpu_ticks_enabled) {
603 cpu_ticks_offset -= cpu_get_real_ticks();
604 cpu_ticks_enabled = 1;
608 /* disable cpu_get_ticks() : the clock is stopped. You must not call
609 cpu_get_ticks() after that. */
610 void cpu_disable_ticks(void)
612 if (cpu_ticks_enabled) {
613 cpu_ticks_offset = cpu_get_ticks();
614 cpu_ticks_enabled = 0;
618 static int64_t get_clock(void)
623 return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000;
626 gettimeofday(&tv, NULL);
627 return tv.tv_sec * 1000000LL + tv.tv_usec;
631 void cpu_calibrate_ticks(void)
636 ticks = cpu_get_real_ticks();
642 usec = get_clock() - usec;
643 ticks = cpu_get_real_ticks() - ticks;
644 ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec;
647 /* compute with 96 bit intermediate result: (a*b)/c */
648 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
653 #ifdef WORDS_BIGENDIAN
663 rl = (uint64_t)u.l.low * (uint64_t)b;
664 rh = (uint64_t)u.l.high * (uint64_t)b;
667 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
671 #define QEMU_TIMER_REALTIME 0
672 #define QEMU_TIMER_VIRTUAL 1
676 /* XXX: add frequency */
684 struct QEMUTimer *next;
690 static QEMUTimer *active_timers[2];
692 static MMRESULT timerID;
694 /* frequency of the times() clock tick */
695 static int timer_freq;
698 QEMUClock *qemu_new_clock(int type)
701 clock = qemu_mallocz(sizeof(QEMUClock));
708 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
712 ts = qemu_mallocz(sizeof(QEMUTimer));
719 void qemu_free_timer(QEMUTimer *ts)
724 /* stop a timer, but do not dealloc it */
725 void qemu_del_timer(QEMUTimer *ts)
729 /* NOTE: this code must be signal safe because
730 qemu_timer_expired() can be called from a signal. */
731 pt = &active_timers[ts->clock->type];
744 /* modify the current timer so that it will be fired when current_time
745 >= expire_time. The corresponding callback will be called. */
746 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
752 /* add the timer in the sorted list */
753 /* NOTE: this code must be signal safe because
754 qemu_timer_expired() can be called from a signal. */
755 pt = &active_timers[ts->clock->type];
760 if (t->expire_time > expire_time)
764 ts->expire_time = expire_time;
769 int qemu_timer_pending(QEMUTimer *ts)
772 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
779 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
783 return (timer_head->expire_time <= current_time);
786 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
792 if (!ts || ts->expire_time > current_time)
794 /* remove timer from the list before calling the callback */
795 *ptimer_head = ts->next;
798 /* run the callback (the timer list can be modified) */
803 int64_t qemu_get_clock(QEMUClock *clock)
805 switch(clock->type) {
806 case QEMU_TIMER_REALTIME:
808 return GetTickCount();
813 /* Note that using gettimeofday() is not a good solution
814 for timers because its value change when the date is
816 if (timer_freq == 100) {
817 return times(&tp) * 10;
819 return ((int64_t)times(&tp) * 1000) / timer_freq;
824 case QEMU_TIMER_VIRTUAL:
825 return cpu_get_ticks();
830 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
832 uint64_t expire_time;
834 if (qemu_timer_pending(ts)) {
835 expire_time = ts->expire_time;
839 qemu_put_be64(f, expire_time);
842 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
844 uint64_t expire_time;
846 expire_time = qemu_get_be64(f);
847 if (expire_time != -1) {
848 qemu_mod_timer(ts, expire_time);
854 static void timer_save(QEMUFile *f, void *opaque)
856 if (cpu_ticks_enabled) {
857 hw_error("cannot save state if virtual timers are running");
859 qemu_put_be64s(f, &cpu_ticks_offset);
860 qemu_put_be64s(f, &ticks_per_sec);
863 static int timer_load(QEMUFile *f, void *opaque, int version_id)
867 if (cpu_ticks_enabled) {
870 qemu_get_be64s(f, &cpu_ticks_offset);
871 qemu_get_be64s(f, &ticks_per_sec);
876 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
877 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
879 static void host_alarm_handler(int host_signum)
883 #define DISP_FREQ 1000
885 static int64_t delta_min = INT64_MAX;
886 static int64_t delta_max, delta_cum, last_clock, delta, ti;
888 ti = qemu_get_clock(vm_clock);
889 if (last_clock != 0) {
890 delta = ti - last_clock;
891 if (delta < delta_min)
893 if (delta > delta_max)
896 if (++count == DISP_FREQ) {
897 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
898 muldiv64(delta_min, 1000000, ticks_per_sec),
899 muldiv64(delta_max, 1000000, ticks_per_sec),
900 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
901 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
903 delta_min = INT64_MAX;
911 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
912 qemu_get_clock(vm_clock)) ||
913 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
914 qemu_get_clock(rt_clock))) {
915 CPUState *env = cpu_single_env;
917 /* stop the currently executing cpu because a timer occured */
918 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
920 if (env->kqemu_enabled) {
921 kqemu_cpu_interrupt(env);
930 #if defined(__linux__)
932 #define RTC_FREQ 1024
936 static int start_rtc_timer(void)
938 rtc_fd = open("/dev/rtc", O_RDONLY);
941 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
942 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
943 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
944 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
947 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
952 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
958 static int start_rtc_timer(void)
963 #endif /* !defined(__linux__) */
965 #endif /* !defined(_WIN32) */
967 static void init_timers(void)
969 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
970 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
975 timerID = timeSetEvent(1, // interval (ms)
977 host_alarm_handler, // function
978 (DWORD)&count, // user parameter
979 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
981 perror("failed timer alarm");
985 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
988 struct sigaction act;
989 struct itimerval itv;
991 /* get times() syscall frequency */
992 timer_freq = sysconf(_SC_CLK_TCK);
995 sigfillset(&act.sa_mask);
997 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
998 act.sa_flags |= SA_ONSTACK;
1000 act.sa_handler = host_alarm_handler;
1001 sigaction(SIGALRM, &act, NULL);
1003 itv.it_interval.tv_sec = 0;
1004 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
1005 itv.it_value.tv_sec = 0;
1006 itv.it_value.tv_usec = 10 * 1000;
1007 setitimer(ITIMER_REAL, &itv, NULL);
1008 /* we probe the tick duration of the kernel to inform the user if
1009 the emulated kernel requested a too high timer frequency */
1010 getitimer(ITIMER_REAL, &itv);
1012 #if defined(__linux__)
1013 if (itv.it_interval.tv_usec > 1000) {
1014 /* try to use /dev/rtc to have a faster timer */
1015 if (start_rtc_timer() < 0)
1017 /* disable itimer */
1018 itv.it_interval.tv_sec = 0;
1019 itv.it_interval.tv_usec = 0;
1020 itv.it_value.tv_sec = 0;
1021 itv.it_value.tv_usec = 0;
1022 setitimer(ITIMER_REAL, &itv, NULL);
1025 sigaction(SIGIO, &act, NULL);
1026 fcntl(rtc_fd, F_SETFL, O_ASYNC);
1027 fcntl(rtc_fd, F_SETOWN, getpid());
1029 #endif /* defined(__linux__) */
1032 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1033 PIT_FREQ) / 1000000;
1039 void quit_timers(void)
1042 timeKillEvent(timerID);
1046 /***********************************************************/
1047 /* character device */
1049 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1051 return s->chr_write(s, buf, len);
1054 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1058 return s->chr_ioctl(s, cmd, arg);
1061 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1066 vsnprintf(buf, sizeof(buf), fmt, ap);
1067 qemu_chr_write(s, buf, strlen(buf));
1071 void qemu_chr_send_event(CharDriverState *s, int event)
1073 if (s->chr_send_event)
1074 s->chr_send_event(s, event);
1077 void qemu_chr_add_read_handler(CharDriverState *s,
1078 IOCanRWHandler *fd_can_read,
1079 IOReadHandler *fd_read, void *opaque)
1081 s->chr_add_read_handler(s, fd_can_read, fd_read, opaque);
1084 void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event)
1086 s->chr_event = chr_event;
1089 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1094 static void null_chr_add_read_handler(CharDriverState *chr,
1095 IOCanRWHandler *fd_can_read,
1096 IOReadHandler *fd_read, void *opaque)
1100 CharDriverState *qemu_chr_open_null(void)
1102 CharDriverState *chr;
1104 chr = qemu_mallocz(sizeof(CharDriverState));
1107 chr->chr_write = null_chr_write;
1108 chr->chr_add_read_handler = null_chr_add_read_handler;
1114 #define socket_error() WSAGetLastError()
1116 #define EWOULDBLOCK WSAEWOULDBLOCK
1117 #define EINTR WSAEINTR
1118 #define EINPROGRESS WSAEINPROGRESS
1120 static void socket_cleanup(void)
1125 static int socket_init(void)
1130 ret = WSAStartup(MAKEWORD(2,2), &Data);
1132 err = WSAGetLastError();
1133 fprintf(stderr, "WSAStartup: %d\n", err);
1136 atexit(socket_cleanup);
1140 static int send_all(int fd, const uint8_t *buf, int len1)
1146 ret = send(fd, buf, len, 0);
1149 errno = WSAGetLastError();
1150 if (errno != WSAEWOULDBLOCK) {
1153 } else if (ret == 0) {
1163 void socket_set_nonblock(int fd)
1165 unsigned long opt = 1;
1166 ioctlsocket(fd, FIONBIO, &opt);
1171 #define socket_error() errno
1172 #define closesocket(s) close(s)
1174 static int unix_write(int fd, const uint8_t *buf, int len1)
1180 ret = write(fd, buf, len);
1182 if (errno != EINTR && errno != EAGAIN)
1184 } else if (ret == 0) {
1194 static inline int send_all(int fd, const uint8_t *buf, int len1)
1196 return unix_write(fd, buf, len1);
1199 void socket_set_nonblock(int fd)
1201 fcntl(fd, F_SETFL, O_NONBLOCK);
1203 #endif /* !_WIN32 */
1209 IOCanRWHandler *fd_can_read;
1210 IOReadHandler *fd_read;
1215 #define STDIO_MAX_CLIENTS 2
1217 static int stdio_nb_clients;
1218 static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS];
1220 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1222 FDCharDriver *s = chr->opaque;
1223 return unix_write(s->fd_out, buf, len);
1226 static int fd_chr_read_poll(void *opaque)
1228 CharDriverState *chr = opaque;
1229 FDCharDriver *s = chr->opaque;
1231 s->max_size = s->fd_can_read(s->fd_opaque);
1235 static void fd_chr_read(void *opaque)
1237 CharDriverState *chr = opaque;
1238 FDCharDriver *s = chr->opaque;
1243 if (len > s->max_size)
1247 size = read(s->fd_in, buf, len);
1249 s->fd_read(s->fd_opaque, buf, size);
1253 static void fd_chr_add_read_handler(CharDriverState *chr,
1254 IOCanRWHandler *fd_can_read,
1255 IOReadHandler *fd_read, void *opaque)
1257 FDCharDriver *s = chr->opaque;
1259 if (s->fd_in >= 0) {
1260 s->fd_can_read = fd_can_read;
1261 s->fd_read = fd_read;
1262 s->fd_opaque = opaque;
1263 if (nographic && s->fd_in == 0) {
1265 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1266 fd_chr_read, NULL, chr);
1271 /* open a character device to a unix fd */
1272 CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1274 CharDriverState *chr;
1277 chr = qemu_mallocz(sizeof(CharDriverState));
1280 s = qemu_mallocz(sizeof(FDCharDriver));
1288 chr->chr_write = fd_chr_write;
1289 chr->chr_add_read_handler = fd_chr_add_read_handler;
1293 CharDriverState *qemu_chr_open_file_out(const char *file_out)
1297 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
1300 return qemu_chr_open_fd(-1, fd_out);
1303 CharDriverState *qemu_chr_open_pipe(const char *filename)
1307 fd = open(filename, O_RDWR | O_BINARY);
1310 return qemu_chr_open_fd(fd, fd);
1314 /* for STDIO, we handle the case where several clients use it
1317 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1319 #define TERM_FIFO_MAX_SIZE 1
1321 static int term_got_escape, client_index;
1322 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1325 void term_print_help(void)
1328 "C-a h print this help\n"
1329 "C-a x exit emulator\n"
1330 "C-a s save disk data back to file (if -snapshot)\n"
1331 "C-a b send break (magic sysrq)\n"
1332 "C-a c switch between console and monitor\n"
1333 "C-a C-a send C-a\n"
1337 /* called when a char is received */
1338 static void stdio_received_byte(int ch)
1340 if (term_got_escape) {
1341 term_got_escape = 0;
1352 for (i = 0; i < MAX_DISKS; i++) {
1354 bdrv_commit(bs_table[i]);
1359 if (client_index < stdio_nb_clients) {
1360 CharDriverState *chr;
1363 chr = stdio_clients[client_index];
1365 chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK);
1370 if (client_index >= stdio_nb_clients)
1372 if (client_index == 0) {
1373 /* send a new line in the monitor to get the prompt */
1381 } else if (ch == TERM_ESCAPE) {
1382 term_got_escape = 1;
1385 if (client_index < stdio_nb_clients) {
1387 CharDriverState *chr;
1390 chr = stdio_clients[client_index];
1392 if (s->fd_can_read(s->fd_opaque) > 0) {
1394 s->fd_read(s->fd_opaque, buf, 1);
1395 } else if (term_fifo_size == 0) {
1396 term_fifo[term_fifo_size++] = ch;
1402 static int stdio_read_poll(void *opaque)
1404 CharDriverState *chr;
1407 if (client_index < stdio_nb_clients) {
1408 chr = stdio_clients[client_index];
1410 /* try to flush the queue if needed */
1411 if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) {
1412 s->fd_read(s->fd_opaque, term_fifo, 1);
1415 /* see if we can absorb more chars */
1416 if (term_fifo_size == 0)
1425 static void stdio_read(void *opaque)
1430 size = read(0, buf, 1);
1432 stdio_received_byte(buf[0]);
1435 /* init terminal so that we can grab keys */
1436 static struct termios oldtty;
1437 static int old_fd0_flags;
1439 static void term_exit(void)
1441 tcsetattr (0, TCSANOW, &oldtty);
1442 fcntl(0, F_SETFL, old_fd0_flags);
1445 static void term_init(void)
1449 tcgetattr (0, &tty);
1451 old_fd0_flags = fcntl(0, F_GETFL);
1453 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1454 |INLCR|IGNCR|ICRNL|IXON);
1455 tty.c_oflag |= OPOST;
1456 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1457 /* if graphical mode, we allow Ctrl-C handling */
1459 tty.c_lflag &= ~ISIG;
1460 tty.c_cflag &= ~(CSIZE|PARENB);
1463 tty.c_cc[VTIME] = 0;
1465 tcsetattr (0, TCSANOW, &tty);
1469 fcntl(0, F_SETFL, O_NONBLOCK);
1472 CharDriverState *qemu_chr_open_stdio(void)
1474 CharDriverState *chr;
1477 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1479 chr = qemu_chr_open_fd(0, 1);
1480 if (stdio_nb_clients == 0)
1481 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL);
1482 client_index = stdio_nb_clients;
1484 if (stdio_nb_clients != 0)
1486 chr = qemu_chr_open_fd(0, 1);
1488 stdio_clients[stdio_nb_clients++] = chr;
1489 if (stdio_nb_clients == 1) {
1490 /* set the terminal in raw mode */
1496 #if defined(__linux__)
1497 CharDriverState *qemu_chr_open_pty(void)
1500 char slave_name[1024];
1501 int master_fd, slave_fd;
1503 /* Not satisfying */
1504 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1508 /* Disabling local echo and line-buffered output */
1509 tcgetattr (master_fd, &tty);
1510 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1512 tty.c_cc[VTIME] = 0;
1513 tcsetattr (master_fd, TCSAFLUSH, &tty);
1515 fprintf(stderr, "char device redirected to %s\n", slave_name);
1516 return qemu_chr_open_fd(master_fd, master_fd);
1519 static void tty_serial_init(int fd, int speed,
1520 int parity, int data_bits, int stop_bits)
1526 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1527 speed, parity, data_bits, stop_bits);
1529 tcgetattr (fd, &tty);
1571 cfsetispeed(&tty, spd);
1572 cfsetospeed(&tty, spd);
1574 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1575 |INLCR|IGNCR|ICRNL|IXON);
1576 tty.c_oflag |= OPOST;
1577 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
1578 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS);
1599 tty.c_cflag |= PARENB;
1602 tty.c_cflag |= PARENB | PARODD;
1606 tcsetattr (fd, TCSANOW, &tty);
1609 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
1611 FDCharDriver *s = chr->opaque;
1614 case CHR_IOCTL_SERIAL_SET_PARAMS:
1616 QEMUSerialSetParams *ssp = arg;
1617 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1618 ssp->data_bits, ssp->stop_bits);
1621 case CHR_IOCTL_SERIAL_SET_BREAK:
1623 int enable = *(int *)arg;
1625 tcsendbreak(s->fd_in, 1);
1634 CharDriverState *qemu_chr_open_tty(const char *filename)
1636 CharDriverState *chr;
1639 fd = open(filename, O_RDWR | O_NONBLOCK);
1642 fcntl(fd, F_SETFL, O_NONBLOCK);
1643 tty_serial_init(fd, 115200, 'N', 8, 1);
1644 chr = qemu_chr_open_fd(fd, fd);
1647 chr->chr_ioctl = tty_serial_ioctl;
1651 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1653 int fd = (int)chr->opaque;
1657 case CHR_IOCTL_PP_READ_DATA:
1658 if (ioctl(fd, PPRDATA, &b) < 0)
1660 *(uint8_t *)arg = b;
1662 case CHR_IOCTL_PP_WRITE_DATA:
1663 b = *(uint8_t *)arg;
1664 if (ioctl(fd, PPWDATA, &b) < 0)
1667 case CHR_IOCTL_PP_READ_CONTROL:
1668 if (ioctl(fd, PPRCONTROL, &b) < 0)
1670 *(uint8_t *)arg = b;
1672 case CHR_IOCTL_PP_WRITE_CONTROL:
1673 b = *(uint8_t *)arg;
1674 if (ioctl(fd, PPWCONTROL, &b) < 0)
1677 case CHR_IOCTL_PP_READ_STATUS:
1678 if (ioctl(fd, PPRSTATUS, &b) < 0)
1680 *(uint8_t *)arg = b;
1688 CharDriverState *qemu_chr_open_pp(const char *filename)
1690 CharDriverState *chr;
1693 fd = open(filename, O_RDWR);
1697 if (ioctl(fd, PPCLAIM) < 0) {
1702 chr = qemu_mallocz(sizeof(CharDriverState));
1707 chr->opaque = (void *)fd;
1708 chr->chr_write = null_chr_write;
1709 chr->chr_add_read_handler = null_chr_add_read_handler;
1710 chr->chr_ioctl = pp_ioctl;
1715 CharDriverState *qemu_chr_open_pty(void)
1721 #endif /* !defined(_WIN32) */
1725 IOCanRWHandler *fd_can_read;
1726 IOReadHandler *fd_read;
1729 HANDLE hcom, hrecv, hsend;
1730 OVERLAPPED orecv, osend;
1735 #define NSENDBUF 2048
1736 #define NRECVBUF 2048
1737 #define MAXCONNECT 1
1738 #define NTIMEOUT 5000
1740 static int win_chr_poll(void *opaque);
1741 static int win_chr_pipe_poll(void *opaque);
1743 static void win_chr_close2(WinCharState *s)
1746 CloseHandle(s->hsend);
1750 CloseHandle(s->hrecv);
1754 CloseHandle(s->hcom);
1758 qemu_del_polling_cb(win_chr_pipe_poll, s);
1760 qemu_del_polling_cb(win_chr_poll, s);
1763 static void win_chr_close(CharDriverState *chr)
1765 WinCharState *s = chr->opaque;
1769 static int win_chr_init(WinCharState *s, const char *filename)
1772 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
1777 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
1779 fprintf(stderr, "Failed CreateEvent\n");
1782 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
1784 fprintf(stderr, "Failed CreateEvent\n");
1788 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
1789 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
1790 if (s->hcom == INVALID_HANDLE_VALUE) {
1791 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
1796 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
1797 fprintf(stderr, "Failed SetupComm\n");
1801 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
1802 size = sizeof(COMMCONFIG);
1803 GetDefaultCommConfig(filename, &comcfg, &size);
1804 comcfg.dcb.DCBlength = sizeof(DCB);
1805 CommConfigDialog(filename, NULL, &comcfg);
1807 if (!SetCommState(s->hcom, &comcfg.dcb)) {
1808 fprintf(stderr, "Failed SetCommState\n");
1812 if (!SetCommMask(s->hcom, EV_ERR)) {
1813 fprintf(stderr, "Failed SetCommMask\n");
1817 cto.ReadIntervalTimeout = MAXDWORD;
1818 if (!SetCommTimeouts(s->hcom, &cto)) {
1819 fprintf(stderr, "Failed SetCommTimeouts\n");
1823 if (!ClearCommError(s->hcom, &err, &comstat)) {
1824 fprintf(stderr, "Failed ClearCommError\n");
1827 qemu_add_polling_cb(win_chr_poll, s);
1835 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
1837 WinCharState *s = chr->opaque;
1838 DWORD len, ret, size, err;
1841 ZeroMemory(&s->osend, sizeof(s->osend));
1842 s->osend.hEvent = s->hsend;
1845 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
1847 ret = WriteFile(s->hcom, buf, len, &size, NULL);
1849 err = GetLastError();
1850 if (err == ERROR_IO_PENDING) {
1851 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
1869 static int win_chr_read_poll(WinCharState *s)
1871 s->max_size = s->fd_can_read(s->win_opaque);
1875 static void win_chr_readfile(WinCharState *s)
1881 ZeroMemory(&s->orecv, sizeof(s->orecv));
1882 s->orecv.hEvent = s->hrecv;
1883 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
1885 err = GetLastError();
1886 if (err == ERROR_IO_PENDING) {
1887 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
1892 s->fd_read(s->win_opaque, buf, size);
1896 static void win_chr_read(WinCharState *s)
1898 if (s->len > s->max_size)
1899 s->len = s->max_size;
1903 win_chr_readfile(s);
1906 static int win_chr_poll(void *opaque)
1908 WinCharState *s = opaque;
1912 ClearCommError(s->hcom, &comerr, &status);
1913 if (status.cbInQue > 0) {
1914 s->len = status.cbInQue;
1915 win_chr_read_poll(s);
1922 static void win_chr_add_read_handler(CharDriverState *chr,
1923 IOCanRWHandler *fd_can_read,
1924 IOReadHandler *fd_read, void *opaque)
1926 WinCharState *s = chr->opaque;
1928 s->fd_can_read = fd_can_read;
1929 s->fd_read = fd_read;
1930 s->win_opaque = opaque;
1933 CharDriverState *qemu_chr_open_win(const char *filename)
1935 CharDriverState *chr;
1938 chr = qemu_mallocz(sizeof(CharDriverState));
1941 s = qemu_mallocz(sizeof(WinCharState));
1947 chr->chr_write = win_chr_write;
1948 chr->chr_add_read_handler = win_chr_add_read_handler;
1949 chr->chr_close = win_chr_close;
1951 if (win_chr_init(s, filename) < 0) {
1959 static int win_chr_pipe_poll(void *opaque)
1961 WinCharState *s = opaque;
1964 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
1967 win_chr_read_poll(s);
1974 static int win_chr_pipe_init(WinCharState *s, const char *filename)
1983 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
1985 fprintf(stderr, "Failed CreateEvent\n");
1988 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
1990 fprintf(stderr, "Failed CreateEvent\n");
1994 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
1995 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
1996 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
1998 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
1999 if (s->hcom == INVALID_HANDLE_VALUE) {
2000 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2005 ZeroMemory(&ov, sizeof(ov));
2006 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2007 ret = ConnectNamedPipe(s->hcom, &ov);
2009 fprintf(stderr, "Failed ConnectNamedPipe\n");
2013 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2015 fprintf(stderr, "Failed GetOverlappedResult\n");
2017 CloseHandle(ov.hEvent);
2024 CloseHandle(ov.hEvent);
2027 qemu_add_polling_cb(win_chr_pipe_poll, s);
2036 CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2038 CharDriverState *chr;
2041 chr = qemu_mallocz(sizeof(CharDriverState));
2044 s = qemu_mallocz(sizeof(WinCharState));
2050 chr->chr_write = win_chr_write;
2051 chr->chr_add_read_handler = win_chr_add_read_handler;
2052 chr->chr_close = win_chr_close;
2054 if (win_chr_pipe_init(s, filename) < 0) {
2062 CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2064 CharDriverState *chr;
2067 chr = qemu_mallocz(sizeof(CharDriverState));
2070 s = qemu_mallocz(sizeof(WinCharState));
2077 chr->chr_write = win_chr_write;
2078 chr->chr_add_read_handler = win_chr_add_read_handler;
2082 CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2086 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2087 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2088 if (fd_out == INVALID_HANDLE_VALUE)
2091 return qemu_chr_open_win_file(fd_out);
2095 CharDriverState *qemu_chr_open(const char *filename)
2099 if (!strcmp(filename, "vc")) {
2100 return text_console_init(&display_state);
2101 } else if (!strcmp(filename, "null")) {
2102 return qemu_chr_open_null();
2105 if (strstart(filename, "file:", &p)) {
2106 return qemu_chr_open_file_out(p);
2107 } else if (strstart(filename, "pipe:", &p)) {
2108 return qemu_chr_open_pipe(p);
2109 } else if (!strcmp(filename, "pty")) {
2110 return qemu_chr_open_pty();
2111 } else if (!strcmp(filename, "stdio")) {
2112 return qemu_chr_open_stdio();
2115 #if defined(__linux__)
2116 if (strstart(filename, "/dev/parport", NULL)) {
2117 return qemu_chr_open_pp(filename);
2119 if (strstart(filename, "/dev/", NULL)) {
2120 return qemu_chr_open_tty(filename);
2124 if (strstart(filename, "COM", NULL)) {
2125 return qemu_chr_open_win(filename);
2127 if (strstart(filename, "pipe:", &p)) {
2128 return qemu_chr_open_win_pipe(p);
2130 if (strstart(filename, "file:", &p)) {
2131 return qemu_chr_open_win_file_out(p);
2139 void qemu_chr_close(CharDriverState *chr)
2142 chr->chr_close(chr);
2145 /***********************************************************/
2146 /* network device redirectors */
2148 void hex_dump(FILE *f, const uint8_t *buf, int size)
2152 for(i=0;i<size;i+=16) {
2156 fprintf(f, "%08x ", i);
2159 fprintf(f, " %02x", buf[i+j]);
2164 for(j=0;j<len;j++) {
2166 if (c < ' ' || c > '~')
2168 fprintf(f, "%c", c);
2174 static int parse_macaddr(uint8_t *macaddr, const char *p)
2177 for(i = 0; i < 6; i++) {
2178 macaddr[i] = strtol(p, (char **)&p, 16);
2191 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
2196 p1 = strchr(p, sep);
2202 if (len > buf_size - 1)
2204 memcpy(buf, p, len);
2211 int parse_host_port(struct sockaddr_in *saddr, const char *str)
2219 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2221 saddr->sin_family = AF_INET;
2222 if (buf[0] == '\0') {
2223 saddr->sin_addr.s_addr = 0;
2225 if (isdigit(buf[0])) {
2226 if (!inet_aton(buf, &saddr->sin_addr))
2229 if ((he = gethostbyname(buf)) == NULL)
2231 saddr->sin_addr = *(struct in_addr *)he->h_addr;
2234 port = strtol(p, (char **)&r, 0);
2237 saddr->sin_port = htons(port);
2241 /* find or alloc a new VLAN */
2242 VLANState *qemu_find_vlan(int id)
2244 VLANState **pvlan, *vlan;
2245 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
2249 vlan = qemu_mallocz(sizeof(VLANState));
2254 pvlan = &first_vlan;
2255 while (*pvlan != NULL)
2256 pvlan = &(*pvlan)->next;
2261 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
2262 IOReadHandler *fd_read,
2263 IOCanRWHandler *fd_can_read,
2266 VLANClientState *vc, **pvc;
2267 vc = qemu_mallocz(sizeof(VLANClientState));
2270 vc->fd_read = fd_read;
2271 vc->fd_can_read = fd_can_read;
2272 vc->opaque = opaque;
2276 pvc = &vlan->first_client;
2277 while (*pvc != NULL)
2278 pvc = &(*pvc)->next;
2283 int qemu_can_send_packet(VLANClientState *vc1)
2285 VLANState *vlan = vc1->vlan;
2286 VLANClientState *vc;
2288 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
2290 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
2297 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
2299 VLANState *vlan = vc1->vlan;
2300 VLANClientState *vc;
2303 printf("vlan %d send:\n", vlan->id);
2304 hex_dump(stdout, buf, size);
2306 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
2308 vc->fd_read(vc->opaque, buf, size);
2313 #if defined(CONFIG_SLIRP)
2315 /* slirp network adapter */
2317 static int slirp_inited;
2318 static VLANClientState *slirp_vc;
2320 int slirp_can_output(void)
2322 return !slirp_vc || qemu_can_send_packet(slirp_vc);
2325 void slirp_output(const uint8_t *pkt, int pkt_len)
2328 printf("slirp output:\n");
2329 hex_dump(stdout, pkt, pkt_len);
2333 qemu_send_packet(slirp_vc, pkt, pkt_len);
2336 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
2339 printf("slirp input:\n");
2340 hex_dump(stdout, buf, size);
2342 slirp_input(buf, size);
2345 static int net_slirp_init(VLANState *vlan)
2347 if (!slirp_inited) {
2351 slirp_vc = qemu_new_vlan_client(vlan,
2352 slirp_receive, NULL, NULL);
2353 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
2357 static void net_slirp_redir(const char *redir_str)
2362 struct in_addr guest_addr;
2363 int host_port, guest_port;
2365 if (!slirp_inited) {
2371 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2373 if (!strcmp(buf, "tcp")) {
2375 } else if (!strcmp(buf, "udp")) {
2381 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2383 host_port = strtol(buf, &r, 0);
2387 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2389 if (buf[0] == '\0') {
2390 pstrcpy(buf, sizeof(buf), "10.0.2.15");
2392 if (!inet_aton(buf, &guest_addr))
2395 guest_port = strtol(p, &r, 0);
2399 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
2400 fprintf(stderr, "qemu: could not set up redirection\n");
2405 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
2413 static void smb_exit(void)
2417 char filename[1024];
2419 /* erase all the files in the directory */
2420 d = opendir(smb_dir);
2425 if (strcmp(de->d_name, ".") != 0 &&
2426 strcmp(de->d_name, "..") != 0) {
2427 snprintf(filename, sizeof(filename), "%s/%s",
2428 smb_dir, de->d_name);
2436 /* automatic user mode samba server configuration */
2437 void net_slirp_smb(const char *exported_dir)
2439 char smb_conf[1024];
2440 char smb_cmdline[1024];
2443 if (!slirp_inited) {
2448 /* XXX: better tmp dir construction */
2449 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
2450 if (mkdir(smb_dir, 0700) < 0) {
2451 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
2454 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
2456 f = fopen(smb_conf, "w");
2458 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
2465 "socket address=127.0.0.1\n"
2466 "pid directory=%s\n"
2467 "lock directory=%s\n"
2468 "log file=%s/log.smbd\n"
2469 "smb passwd file=%s/smbpasswd\n"
2470 "security = share\n"
2485 snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s",
2488 slirp_add_exec(0, smb_cmdline, 4, 139);
2491 #endif /* !defined(_WIN32) */
2493 #endif /* CONFIG_SLIRP */
2495 #if !defined(_WIN32)
2497 typedef struct TAPState {
2498 VLANClientState *vc;
2502 static void tap_receive(void *opaque, const uint8_t *buf, int size)
2504 TAPState *s = opaque;
2507 ret = write(s->fd, buf, size);
2508 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
2515 static void tap_send(void *opaque)
2517 TAPState *s = opaque;
2521 size = read(s->fd, buf, sizeof(buf));
2523 qemu_send_packet(s->vc, buf, size);
2529 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
2533 s = qemu_mallocz(sizeof(TAPState));
2537 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
2538 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
2539 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
2544 static int tap_open(char *ifname, int ifname_size)
2550 fd = open("/dev/tap", O_RDWR);
2552 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
2557 dev = devname(s.st_rdev, S_IFCHR);
2558 pstrcpy(ifname, ifname_size, dev);
2560 fcntl(fd, F_SETFL, O_NONBLOCK);
2564 static int tap_open(char *ifname, int ifname_size)
2569 fd = open("/dev/net/tun", O_RDWR);
2571 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
2574 memset(&ifr, 0, sizeof(ifr));
2575 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
2576 if (ifname[0] != '\0')
2577 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
2579 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
2580 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
2582 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
2586 pstrcpy(ifname, ifname_size, ifr.ifr_name);
2587 fcntl(fd, F_SETFL, O_NONBLOCK);
2592 static int net_tap_init(VLANState *vlan, const char *ifname1,
2593 const char *setup_script)
2596 int pid, status, fd;
2601 if (ifname1 != NULL)
2602 pstrcpy(ifname, sizeof(ifname), ifname1);
2605 fd = tap_open(ifname, sizeof(ifname));
2611 if (setup_script[0] != '\0') {
2612 /* try to launch network init script */
2617 *parg++ = (char *)setup_script;
2620 execv(setup_script, args);
2623 while (waitpid(pid, &status, 0) != pid);
2624 if (!WIFEXITED(status) ||
2625 WEXITSTATUS(status) != 0) {
2626 fprintf(stderr, "%s: could not launch network script\n",
2632 s = net_tap_fd_init(vlan, fd);
2635 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2636 "tap: ifname=%s setup_script=%s", ifname, setup_script);
2640 #endif /* !_WIN32 */
2642 /* network connection */
2643 typedef struct NetSocketState {
2644 VLANClientState *vc;
2646 int state; /* 0 = getting length, 1 = getting data */
2650 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
2653 typedef struct NetSocketListenState {
2656 } NetSocketListenState;
2658 /* XXX: we consider we can send the whole packet without blocking */
2659 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
2661 NetSocketState *s = opaque;
2665 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
2666 send_all(s->fd, buf, size);
2669 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
2671 NetSocketState *s = opaque;
2672 sendto(s->fd, buf, size, 0,
2673 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
2676 static void net_socket_send(void *opaque)
2678 NetSocketState *s = opaque;
2683 size = recv(s->fd, buf1, sizeof(buf1), 0);
2685 err = socket_error();
2686 if (err != EWOULDBLOCK)
2688 } else if (size == 0) {
2689 /* end of connection */
2691 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2697 /* reassemble a packet from the network */
2703 memcpy(s->buf + s->index, buf, l);
2707 if (s->index == 4) {
2709 s->packet_len = ntohl(*(uint32_t *)s->buf);
2715 l = s->packet_len - s->index;
2718 memcpy(s->buf + s->index, buf, l);
2722 if (s->index >= s->packet_len) {
2723 qemu_send_packet(s->vc, s->buf, s->packet_len);
2732 static void net_socket_send_dgram(void *opaque)
2734 NetSocketState *s = opaque;
2737 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
2741 /* end of connection */
2742 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2745 qemu_send_packet(s->vc, s->buf, size);
2748 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
2753 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
2754 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
2755 inet_ntoa(mcastaddr->sin_addr),
2756 (int)ntohl(mcastaddr->sin_addr.s_addr));
2760 fd = socket(PF_INET, SOCK_DGRAM, 0);
2762 perror("socket(PF_INET, SOCK_DGRAM)");
2767 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
2768 (const char *)&val, sizeof(val));
2770 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
2774 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
2780 /* Add host to multicast group */
2781 imr.imr_multiaddr = mcastaddr->sin_addr;
2782 imr.imr_interface.s_addr = htonl(INADDR_ANY);
2784 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
2785 (const char *)&imr, sizeof(struct ip_mreq));
2787 perror("setsockopt(IP_ADD_MEMBERSHIP)");
2791 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
2793 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
2794 (const char *)&val, sizeof(val));
2796 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
2800 socket_set_nonblock(fd);
2803 if (fd>=0) close(fd);
2807 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
2810 struct sockaddr_in saddr;
2812 socklen_t saddr_len;
2815 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
2816 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
2817 * by ONLY ONE process: we must "clone" this dgram socket --jjo
2821 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
2823 if (saddr.sin_addr.s_addr==0) {
2824 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
2828 /* clone dgram socket */
2829 newfd = net_socket_mcast_create(&saddr);
2831 /* error already reported by net_socket_mcast_create() */
2835 /* clone newfd to fd, close newfd */
2840 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
2841 fd, strerror(errno));
2846 s = qemu_mallocz(sizeof(NetSocketState));
2851 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
2852 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
2854 /* mcast: save bound address as dst */
2855 if (is_connected) s->dgram_dst=saddr;
2857 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2858 "socket: fd=%d (%s mcast=%s:%d)",
2859 fd, is_connected? "cloned" : "",
2860 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2864 static void net_socket_connect(void *opaque)
2866 NetSocketState *s = opaque;
2867 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
2870 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
2874 s = qemu_mallocz(sizeof(NetSocketState));
2878 s->vc = qemu_new_vlan_client(vlan,
2879 net_socket_receive, NULL, s);
2880 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2881 "socket: fd=%d", fd);
2883 net_socket_connect(s);
2885 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
2890 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
2893 int so_type=-1, optlen=sizeof(so_type);
2895 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
2896 fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
2901 return net_socket_fd_init_dgram(vlan, fd, is_connected);
2903 return net_socket_fd_init_stream(vlan, fd, is_connected);
2905 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
2906 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
2907 return net_socket_fd_init_stream(vlan, fd, is_connected);
2912 static void net_socket_accept(void *opaque)
2914 NetSocketListenState *s = opaque;
2916 struct sockaddr_in saddr;
2921 len = sizeof(saddr);
2922 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
2923 if (fd < 0 && errno != EINTR) {
2925 } else if (fd >= 0) {
2929 s1 = net_socket_fd_init(s->vlan, fd, 1);
2933 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
2934 "socket: connection from %s:%d",
2935 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2939 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
2941 NetSocketListenState *s;
2943 struct sockaddr_in saddr;
2945 if (parse_host_port(&saddr, host_str) < 0)
2948 s = qemu_mallocz(sizeof(NetSocketListenState));
2952 fd = socket(PF_INET, SOCK_STREAM, 0);
2957 socket_set_nonblock(fd);
2959 /* allow fast reuse */
2961 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2963 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
2968 ret = listen(fd, 0);
2975 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
2979 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
2982 int fd, connected, ret, err;
2983 struct sockaddr_in saddr;
2985 if (parse_host_port(&saddr, host_str) < 0)
2988 fd = socket(PF_INET, SOCK_STREAM, 0);
2993 socket_set_nonblock(fd);
2997 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
2999 err = socket_error();
3000 if (err == EINTR || err == EWOULDBLOCK) {
3001 } else if (err == EINPROGRESS) {
3013 s = net_socket_fd_init(vlan, fd, connected);
3016 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3017 "socket: connect to %s:%d",
3018 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3022 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
3026 struct sockaddr_in saddr;
3028 if (parse_host_port(&saddr, host_str) < 0)
3032 fd = net_socket_mcast_create(&saddr);
3036 s = net_socket_fd_init(vlan, fd, 0);
3040 s->dgram_dst = saddr;
3042 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3043 "socket: mcast=%s:%d",
3044 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3049 static int get_param_value(char *buf, int buf_size,
3050 const char *tag, const char *str)
3059 while (*p != '\0' && *p != '=') {
3060 if ((q - option) < sizeof(option) - 1)
3068 if (!strcmp(tag, option)) {
3070 while (*p != '\0' && *p != ',') {
3071 if ((q - buf) < buf_size - 1)
3078 while (*p != '\0' && *p != ',') {
3089 int net_client_init(const char *str)
3100 while (*p != '\0' && *p != ',') {
3101 if ((q - device) < sizeof(device) - 1)
3109 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
3110 vlan_id = strtol(buf, NULL, 0);
3112 vlan = qemu_find_vlan(vlan_id);
3114 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
3117 if (!strcmp(device, "nic")) {
3121 if (nb_nics >= MAX_NICS) {
3122 fprintf(stderr, "Too Many NICs\n");
3125 nd = &nd_table[nb_nics];
3126 macaddr = nd->macaddr;
3132 macaddr[5] = 0x56 + nb_nics;
3134 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
3135 if (parse_macaddr(macaddr, buf) < 0) {
3136 fprintf(stderr, "invalid syntax for ethernet address\n");
3140 if (get_param_value(buf, sizeof(buf), "model", p)) {
3141 nd->model = strdup(buf);
3147 if (!strcmp(device, "none")) {
3148 /* does nothing. It is needed to signal that no network cards
3153 if (!strcmp(device, "user")) {
3154 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
3155 if (strlen(buf) > 32)
3157 strcpy(slirp_hostname, buf);
3159 ret = net_slirp_init(vlan);
3163 if (!strcmp(device, "tap")) {
3165 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
3166 fprintf(stderr, "tap: no interface name\n");
3169 ret = tap_win32_init(vlan, ifname);
3172 if (!strcmp(device, "tap")) {
3174 char setup_script[1024];
3176 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
3177 fd = strtol(buf, NULL, 0);
3179 if (net_tap_fd_init(vlan, fd))
3182 get_param_value(ifname, sizeof(ifname), "ifname", p);
3183 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
3184 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
3186 ret = net_tap_init(vlan, ifname, setup_script);
3190 if (!strcmp(device, "socket")) {
3191 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
3193 fd = strtol(buf, NULL, 0);
3195 if (net_socket_fd_init(vlan, fd, 1))
3197 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
3198 ret = net_socket_listen_init(vlan, buf);
3199 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
3200 ret = net_socket_connect_init(vlan, buf);
3201 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
3202 ret = net_socket_mcast_init(vlan, buf);
3204 fprintf(stderr, "Unknown socket options: %s\n", p);
3209 fprintf(stderr, "Unknown network device: %s\n", device);
3213 fprintf(stderr, "Could not initialize device '%s'\n", device);
3219 void do_info_network(void)
3222 VLANClientState *vc;
3224 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3225 term_printf("VLAN %d devices:\n", vlan->id);
3226 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
3227 term_printf(" %s\n", vc->info_str);
3231 /***********************************************************/
3234 static int usb_device_add(const char *devname)
3242 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
3243 if (!vm_usb_ports[i]->dev)
3246 if (i == MAX_VM_USB_PORTS)
3249 if (strstart(devname, "host:", &p)) {
3250 dev = usb_host_device_open(p);
3253 } else if (!strcmp(devname, "mouse")) {
3254 dev = usb_mouse_init();
3257 } else if (!strcmp(devname, "tablet")) {
3258 dev = usb_tablet_init();
3264 usb_attach(vm_usb_ports[i], dev);
3268 static int usb_device_del(const char *devname)
3271 int bus_num, addr, i;
3277 p = strchr(devname, '.');
3280 bus_num = strtoul(devname, NULL, 0);
3281 addr = strtoul(p + 1, NULL, 0);
3284 for(i = 0;i < MAX_VM_USB_PORTS; i++) {
3285 dev = vm_usb_ports[i]->dev;
3286 if (dev && dev->addr == addr)
3289 if (i == MAX_VM_USB_PORTS)
3291 usb_attach(vm_usb_ports[i], NULL);
3295 void do_usb_add(const char *devname)
3298 ret = usb_device_add(devname);
3300 term_printf("Could not add USB device '%s'\n", devname);
3303 void do_usb_del(const char *devname)
3306 ret = usb_device_del(devname);
3308 term_printf("Could not remove USB device '%s'\n", devname);
3315 const char *speed_str;
3318 term_printf("USB support not enabled\n");
3322 for(i = 0; i < MAX_VM_USB_PORTS; i++) {
3323 dev = vm_usb_ports[i]->dev;
3325 term_printf("Hub port %d:\n", i);
3326 switch(dev->speed) {
3330 case USB_SPEED_FULL:
3333 case USB_SPEED_HIGH:
3340 term_printf(" Device %d.%d, speed %s Mb/s\n",
3341 0, dev->addr, speed_str);
3346 /***********************************************************/
3349 static char *pid_filename;
3351 /* Remove PID file. Called on normal exit */
3353 static void remove_pidfile(void)
3355 unlink (pid_filename);
3358 static void create_pidfile(const char *filename)
3360 struct stat pidstat;
3363 /* Try to write our PID to the named file */
3364 if (stat(filename, &pidstat) < 0) {
3365 if (errno == ENOENT) {
3366 if ((f = fopen (filename, "w")) == NULL) {
3367 perror("Opening pidfile");
3370 fprintf(f, "%d\n", getpid());
3372 pid_filename = qemu_strdup(filename);
3373 if (!pid_filename) {
3374 fprintf(stderr, "Could not save PID filename");
3377 atexit(remove_pidfile);
3380 fprintf(stderr, "%s already exists. Remove it and try again.\n",
3386 /***********************************************************/
3389 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
3393 static void dumb_resize(DisplayState *ds, int w, int h)
3397 static void dumb_refresh(DisplayState *ds)
3402 void dumb_display_init(DisplayState *ds)
3407 ds->dpy_update = dumb_update;
3408 ds->dpy_resize = dumb_resize;
3409 ds->dpy_refresh = dumb_refresh;
3412 #if !defined(CONFIG_SOFTMMU)
3413 /***********************************************************/
3414 /* cpu signal handler */
3415 static void host_segv_handler(int host_signum, siginfo_t *info,
3418 if (cpu_signal_handler(host_signum, info, puc))
3420 if (stdio_nb_clients > 0)
3426 /***********************************************************/
3429 #define MAX_IO_HANDLERS 64
3431 typedef struct IOHandlerRecord {
3433 IOCanRWHandler *fd_read_poll;
3435 IOHandler *fd_write;
3437 /* temporary data */
3439 struct IOHandlerRecord *next;
3442 static IOHandlerRecord *first_io_handler;
3444 /* XXX: fd_read_poll should be suppressed, but an API change is
3445 necessary in the character devices to suppress fd_can_read(). */
3446 int qemu_set_fd_handler2(int fd,
3447 IOCanRWHandler *fd_read_poll,
3449 IOHandler *fd_write,
3452 IOHandlerRecord **pioh, *ioh;
3454 if (!fd_read && !fd_write) {
3455 pioh = &first_io_handler;
3460 if (ioh->fd == fd) {
3468 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
3472 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
3475 ioh->next = first_io_handler;
3476 first_io_handler = ioh;
3479 ioh->fd_read_poll = fd_read_poll;
3480 ioh->fd_read = fd_read;
3481 ioh->fd_write = fd_write;
3482 ioh->opaque = opaque;
3487 int qemu_set_fd_handler(int fd,
3489 IOHandler *fd_write,
3492 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
3495 /***********************************************************/
3496 /* Polling handling */
3498 typedef struct PollingEntry {
3501 struct PollingEntry *next;
3504 static PollingEntry *first_polling_entry;
3506 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
3508 PollingEntry **ppe, *pe;
3509 pe = qemu_mallocz(sizeof(PollingEntry));
3513 pe->opaque = opaque;
3514 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
3519 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
3521 PollingEntry **ppe, *pe;
3522 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
3524 if (pe->func == func && pe->opaque == opaque) {
3532 /***********************************************************/
3533 /* savevm/loadvm support */
3535 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
3537 fwrite(buf, 1, size, f);
3540 void qemu_put_byte(QEMUFile *f, int v)
3545 void qemu_put_be16(QEMUFile *f, unsigned int v)
3547 qemu_put_byte(f, v >> 8);
3548 qemu_put_byte(f, v);
3551 void qemu_put_be32(QEMUFile *f, unsigned int v)
3553 qemu_put_byte(f, v >> 24);
3554 qemu_put_byte(f, v >> 16);
3555 qemu_put_byte(f, v >> 8);
3556 qemu_put_byte(f, v);
3559 void qemu_put_be64(QEMUFile *f, uint64_t v)
3561 qemu_put_be32(f, v >> 32);
3562 qemu_put_be32(f, v);
3565 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size)
3567 return fread(buf, 1, size, f);
3570 int qemu_get_byte(QEMUFile *f)
3580 unsigned int qemu_get_be16(QEMUFile *f)
3583 v = qemu_get_byte(f) << 8;
3584 v |= qemu_get_byte(f);
3588 unsigned int qemu_get_be32(QEMUFile *f)
3591 v = qemu_get_byte(f) << 24;
3592 v |= qemu_get_byte(f) << 16;
3593 v |= qemu_get_byte(f) << 8;
3594 v |= qemu_get_byte(f);
3598 uint64_t qemu_get_be64(QEMUFile *f)
3601 v = (uint64_t)qemu_get_be32(f) << 32;
3602 v |= qemu_get_be32(f);
3606 int64_t qemu_ftell(QEMUFile *f)
3611 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
3613 if (fseek(f, pos, whence) < 0)
3618 typedef struct SaveStateEntry {
3622 SaveStateHandler *save_state;
3623 LoadStateHandler *load_state;
3625 struct SaveStateEntry *next;
3628 static SaveStateEntry *first_se;
3630 int register_savevm(const char *idstr,
3633 SaveStateHandler *save_state,
3634 LoadStateHandler *load_state,
3637 SaveStateEntry *se, **pse;
3639 se = qemu_malloc(sizeof(SaveStateEntry));
3642 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
3643 se->instance_id = instance_id;
3644 se->version_id = version_id;
3645 se->save_state = save_state;
3646 se->load_state = load_state;
3647 se->opaque = opaque;
3650 /* add at the end of list */
3652 while (*pse != NULL)
3653 pse = &(*pse)->next;
3658 #define QEMU_VM_FILE_MAGIC 0x5145564d
3659 #define QEMU_VM_FILE_VERSION 0x00000001
3661 int qemu_savevm(const char *filename)
3665 int len, len_pos, cur_pos, saved_vm_running, ret;
3667 saved_vm_running = vm_running;
3670 f = fopen(filename, "wb");
3676 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
3677 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
3679 for(se = first_se; se != NULL; se = se->next) {
3681 len = strlen(se->idstr);
3682 qemu_put_byte(f, len);
3683 qemu_put_buffer(f, se->idstr, len);
3685 qemu_put_be32(f, se->instance_id);
3686 qemu_put_be32(f, se->version_id);
3688 /* record size: filled later */
3690 qemu_put_be32(f, 0);
3692 se->save_state(f, se->opaque);
3694 /* fill record size */
3696 len = ftell(f) - len_pos - 4;
3697 fseek(f, len_pos, SEEK_SET);
3698 qemu_put_be32(f, len);
3699 fseek(f, cur_pos, SEEK_SET);
3705 if (saved_vm_running)
3710 static SaveStateEntry *find_se(const char *idstr, int instance_id)
3714 for(se = first_se; se != NULL; se = se->next) {
3715 if (!strcmp(se->idstr, idstr) &&
3716 instance_id == se->instance_id)
3722 int qemu_loadvm(const char *filename)
3726 int len, cur_pos, ret, instance_id, record_len, version_id;
3727 int saved_vm_running;
3731 saved_vm_running = vm_running;
3734 f = fopen(filename, "rb");
3740 v = qemu_get_be32(f);
3741 if (v != QEMU_VM_FILE_MAGIC)
3743 v = qemu_get_be32(f);
3744 if (v != QEMU_VM_FILE_VERSION) {
3751 len = qemu_get_byte(f);
3754 qemu_get_buffer(f, idstr, len);
3756 instance_id = qemu_get_be32(f);
3757 version_id = qemu_get_be32(f);
3758 record_len = qemu_get_be32(f);
3760 printf("idstr=%s instance=0x%x version=%d len=%d\n",
3761 idstr, instance_id, version_id, record_len);
3764 se = find_se(idstr, instance_id);
3766 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
3767 instance_id, idstr);
3769 ret = se->load_state(f, se->opaque, version_id);
3771 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
3772 instance_id, idstr);
3775 /* always seek to exact end of record */
3776 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
3781 if (saved_vm_running)
3786 /***********************************************************/
3787 /* cpu save/restore */
3789 #if defined(TARGET_I386)
3791 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
3793 qemu_put_be32(f, dt->selector);
3794 qemu_put_betl(f, dt->base);
3795 qemu_put_be32(f, dt->limit);
3796 qemu_put_be32(f, dt->flags);
3799 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
3801 dt->selector = qemu_get_be32(f);
3802 dt->base = qemu_get_betl(f);
3803 dt->limit = qemu_get_be32(f);
3804 dt->flags = qemu_get_be32(f);
3807 void cpu_save(QEMUFile *f, void *opaque)
3809 CPUState *env = opaque;
3810 uint16_t fptag, fpus, fpuc, fpregs_format;
3814 for(i = 0; i < CPU_NB_REGS; i++)
3815 qemu_put_betls(f, &env->regs[i]);
3816 qemu_put_betls(f, &env->eip);
3817 qemu_put_betls(f, &env->eflags);
3818 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
3819 qemu_put_be32s(f, &hflags);
3823 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
3825 for(i = 0; i < 8; i++) {
3826 fptag |= ((!env->fptags[i]) << i);
3829 qemu_put_be16s(f, &fpuc);
3830 qemu_put_be16s(f, &fpus);
3831 qemu_put_be16s(f, &fptag);
3833 #ifdef USE_X86LDOUBLE
3838 qemu_put_be16s(f, &fpregs_format);
3840 for(i = 0; i < 8; i++) {
3841 #ifdef USE_X86LDOUBLE
3845 /* we save the real CPU data (in case of MMX usage only 'mant'
3846 contains the MMX register */
3847 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
3848 qemu_put_be64(f, mant);
3849 qemu_put_be16(f, exp);
3852 /* if we use doubles for float emulation, we save the doubles to
3853 avoid losing information in case of MMX usage. It can give
3854 problems if the image is restored on a CPU where long
3855 doubles are used instead. */
3856 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
3860 for(i = 0; i < 6; i++)
3861 cpu_put_seg(f, &env->segs[i]);
3862 cpu_put_seg(f, &env->ldt);
3863 cpu_put_seg(f, &env->tr);
3864 cpu_put_seg(f, &env->gdt);
3865 cpu_put_seg(f, &env->idt);
3867 qemu_put_be32s(f, &env->sysenter_cs);
3868 qemu_put_be32s(f, &env->sysenter_esp);
3869 qemu_put_be32s(f, &env->sysenter_eip);
3871 qemu_put_betls(f, &env->cr[0]);
3872 qemu_put_betls(f, &env->cr[2]);
3873 qemu_put_betls(f, &env->cr[3]);
3874 qemu_put_betls(f, &env->cr[4]);
3876 for(i = 0; i < 8; i++)
3877 qemu_put_betls(f, &env->dr[i]);
3880 qemu_put_be32s(f, &env->a20_mask);
3883 qemu_put_be32s(f, &env->mxcsr);
3884 for(i = 0; i < CPU_NB_REGS; i++) {
3885 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
3886 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
3889 #ifdef TARGET_X86_64
3890 qemu_put_be64s(f, &env->efer);
3891 qemu_put_be64s(f, &env->star);
3892 qemu_put_be64s(f, &env->lstar);
3893 qemu_put_be64s(f, &env->cstar);
3894 qemu_put_be64s(f, &env->fmask);
3895 qemu_put_be64s(f, &env->kernelgsbase);
3899 #ifdef USE_X86LDOUBLE
3900 /* XXX: add that in a FPU generic layer */
3901 union x86_longdouble {
3906 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
3907 #define EXPBIAS1 1023
3908 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
3909 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
3911 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
3915 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
3916 /* exponent + sign */
3917 e = EXPD1(temp) - EXPBIAS1 + 16383;
3918 e |= SIGND1(temp) >> 16;
3923 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3925 CPUState *env = opaque;
3928 uint16_t fpus, fpuc, fptag, fpregs_format;
3930 if (version_id != 3)
3932 for(i = 0; i < CPU_NB_REGS; i++)
3933 qemu_get_betls(f, &env->regs[i]);
3934 qemu_get_betls(f, &env->eip);
3935 qemu_get_betls(f, &env->eflags);
3936 qemu_get_be32s(f, &hflags);
3938 qemu_get_be16s(f, &fpuc);
3939 qemu_get_be16s(f, &fpus);
3940 qemu_get_be16s(f, &fptag);
3941 qemu_get_be16s(f, &fpregs_format);
3943 /* NOTE: we cannot always restore the FPU state if the image come
3944 from a host with a different 'USE_X86LDOUBLE' define. We guess
3945 if we are in an MMX state to restore correctly in that case. */
3946 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
3947 for(i = 0; i < 8; i++) {
3951 switch(fpregs_format) {
3953 mant = qemu_get_be64(f);
3954 exp = qemu_get_be16(f);
3955 #ifdef USE_X86LDOUBLE
3956 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3958 /* difficult case */
3960 env->fpregs[i].mmx.MMX_Q(0) = mant;
3962 env->fpregs[i].d = cpu_set_fp80(mant, exp);
3966 mant = qemu_get_be64(f);
3967 #ifdef USE_X86LDOUBLE
3969 union x86_longdouble *p;
3970 /* difficult case */
3971 p = (void *)&env->fpregs[i];
3976 fp64_to_fp80(p, mant);
3980 env->fpregs[i].mmx.MMX_Q(0) = mant;
3989 /* XXX: restore FPU round state */
3990 env->fpstt = (fpus >> 11) & 7;
3991 env->fpus = fpus & ~0x3800;
3993 for(i = 0; i < 8; i++) {
3994 env->fptags[i] = (fptag >> i) & 1;
3997 for(i = 0; i < 6; i++)
3998 cpu_get_seg(f, &env->segs[i]);
3999 cpu_get_seg(f, &env->ldt);
4000 cpu_get_seg(f, &env->tr);
4001 cpu_get_seg(f, &env->gdt);
4002 cpu_get_seg(f, &env->idt);
4004 qemu_get_be32s(f, &env->sysenter_cs);
4005 qemu_get_be32s(f, &env->sysenter_esp);
4006 qemu_get_be32s(f, &env->sysenter_eip);
4008 qemu_get_betls(f, &env->cr[0]);
4009 qemu_get_betls(f, &env->cr[2]);
4010 qemu_get_betls(f, &env->cr[3]);
4011 qemu_get_betls(f, &env->cr[4]);
4013 for(i = 0; i < 8; i++)
4014 qemu_get_betls(f, &env->dr[i]);
4017 qemu_get_be32s(f, &env->a20_mask);
4019 qemu_get_be32s(f, &env->mxcsr);
4020 for(i = 0; i < CPU_NB_REGS; i++) {
4021 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
4022 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
4025 #ifdef TARGET_X86_64
4026 qemu_get_be64s(f, &env->efer);
4027 qemu_get_be64s(f, &env->star);
4028 qemu_get_be64s(f, &env->lstar);
4029 qemu_get_be64s(f, &env->cstar);
4030 qemu_get_be64s(f, &env->fmask);
4031 qemu_get_be64s(f, &env->kernelgsbase);
4034 /* XXX: compute hflags from scratch, except for CPL and IIF */
4035 env->hflags = hflags;
4040 #elif defined(TARGET_PPC)
4041 void cpu_save(QEMUFile *f, void *opaque)
4045 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4050 #elif defined(TARGET_MIPS)
4051 void cpu_save(QEMUFile *f, void *opaque)
4055 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4060 #elif defined(TARGET_SPARC)
4061 void cpu_save(QEMUFile *f, void *opaque)
4063 CPUState *env = opaque;
4067 for(i = 0; i < 8; i++)
4068 qemu_put_betls(f, &env->gregs[i]);
4069 for(i = 0; i < NWINDOWS * 16; i++)
4070 qemu_put_betls(f, &env->regbase[i]);
4073 for(i = 0; i < TARGET_FPREGS; i++) {
4079 qemu_put_betl(f, u.i);
4082 qemu_put_betls(f, &env->pc);
4083 qemu_put_betls(f, &env->npc);
4084 qemu_put_betls(f, &env->y);
4086 qemu_put_be32(f, tmp);
4087 qemu_put_betls(f, &env->fsr);
4088 qemu_put_betls(f, &env->tbr);
4089 #ifndef TARGET_SPARC64
4090 qemu_put_be32s(f, &env->wim);
4092 for(i = 0; i < 16; i++)
4093 qemu_put_be32s(f, &env->mmuregs[i]);
4097 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4099 CPUState *env = opaque;
4103 for(i = 0; i < 8; i++)
4104 qemu_get_betls(f, &env->gregs[i]);
4105 for(i = 0; i < NWINDOWS * 16; i++)
4106 qemu_get_betls(f, &env->regbase[i]);
4109 for(i = 0; i < TARGET_FPREGS; i++) {
4114 u.i = qemu_get_betl(f);
4118 qemu_get_betls(f, &env->pc);
4119 qemu_get_betls(f, &env->npc);
4120 qemu_get_betls(f, &env->y);
4121 tmp = qemu_get_be32(f);
4122 env->cwp = 0; /* needed to ensure that the wrapping registers are
4123 correctly updated */
4125 qemu_get_betls(f, &env->fsr);
4126 qemu_get_betls(f, &env->tbr);
4127 #ifndef TARGET_SPARC64
4128 qemu_get_be32s(f, &env->wim);
4130 for(i = 0; i < 16; i++)
4131 qemu_get_be32s(f, &env->mmuregs[i]);
4137 #elif defined(TARGET_ARM)
4139 /* ??? Need to implement these. */
4140 void cpu_save(QEMUFile *f, void *opaque)
4144 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4151 #warning No CPU save/restore functions
4155 /***********************************************************/
4156 /* ram save/restore */
4158 /* we just avoid storing empty pages */
4159 static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
4164 for(i = 1; i < len; i++) {
4168 qemu_put_byte(f, 1);
4169 qemu_put_byte(f, v);
4172 qemu_put_byte(f, 0);
4173 qemu_put_buffer(f, buf, len);
4176 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
4180 v = qemu_get_byte(f);
4183 if (qemu_get_buffer(f, buf, len) != len)
4187 v = qemu_get_byte(f);
4188 memset(buf, v, len);
4196 static void ram_save(QEMUFile *f, void *opaque)
4199 qemu_put_be32(f, phys_ram_size);
4200 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
4201 ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
4205 static int ram_load(QEMUFile *f, void *opaque, int version_id)
4209 if (version_id != 1)
4211 if (qemu_get_be32(f) != phys_ram_size)
4213 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
4214 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
4221 /***********************************************************/
4222 /* machine registration */
4224 QEMUMachine *first_machine = NULL;
4226 int qemu_register_machine(QEMUMachine *m)
4229 pm = &first_machine;
4237 QEMUMachine *find_machine(const char *name)
4241 for(m = first_machine; m != NULL; m = m->next) {
4242 if (!strcmp(m->name, name))
4248 /***********************************************************/
4249 /* main execution loop */
4251 void gui_update(void *opaque)
4253 display_state.dpy_refresh(&display_state);
4254 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
4257 struct vm_change_state_entry {
4258 VMChangeStateHandler *cb;
4260 LIST_ENTRY (vm_change_state_entry) entries;
4263 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
4265 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
4268 VMChangeStateEntry *e;
4270 e = qemu_mallocz(sizeof (*e));
4276 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
4280 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
4282 LIST_REMOVE (e, entries);
4286 static void vm_state_notify(int running)
4288 VMChangeStateEntry *e;
4290 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
4291 e->cb(e->opaque, running);
4295 /* XXX: support several handlers */
4296 static VMStopHandler *vm_stop_cb;
4297 static void *vm_stop_opaque;
4299 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
4302 vm_stop_opaque = opaque;
4306 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
4320 void vm_stop(int reason)
4323 cpu_disable_ticks();
4327 vm_stop_cb(vm_stop_opaque, reason);
4334 /* reset/shutdown handler */
4336 typedef struct QEMUResetEntry {
4337 QEMUResetHandler *func;
4339 struct QEMUResetEntry *next;
4342 static QEMUResetEntry *first_reset_entry;
4343 static int reset_requested;
4344 static int shutdown_requested;
4345 static int powerdown_requested;
4347 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
4349 QEMUResetEntry **pre, *re;
4351 pre = &first_reset_entry;
4352 while (*pre != NULL)
4353 pre = &(*pre)->next;
4354 re = qemu_mallocz(sizeof(QEMUResetEntry));
4356 re->opaque = opaque;
4361 void qemu_system_reset(void)
4365 /* reset all devices */
4366 for(re = first_reset_entry; re != NULL; re = re->next) {
4367 re->func(re->opaque);
4371 void qemu_system_reset_request(void)
4373 reset_requested = 1;
4375 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4378 void qemu_system_shutdown_request(void)
4380 shutdown_requested = 1;
4382 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4385 void qemu_system_powerdown_request(void)
4387 powerdown_requested = 1;
4389 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4392 void main_loop_wait(int timeout)
4394 IOHandlerRecord *ioh, *ioh_next;
4401 /* XXX: need to suppress polling by better using win32 events */
4403 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
4404 ret |= pe->func(pe->opaque);
4407 if (ret == 0 && timeout > 0) {
4411 /* poll any events */
4412 /* XXX: separate device handlers from system ones */
4416 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4418 (!ioh->fd_read_poll ||
4419 ioh->fd_read_poll(ioh->opaque) != 0)) {
4420 FD_SET(ioh->fd, &rfds);
4424 if (ioh->fd_write) {
4425 FD_SET(ioh->fd, &wfds);
4435 tv.tv_usec = timeout * 1000;
4437 ret = select(nfds + 1, &rfds, &wfds, NULL, &tv);
4439 /* XXX: better handling of removal */
4440 for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
4441 ioh_next = ioh->next;
4442 if (FD_ISSET(ioh->fd, &rfds)) {
4443 ioh->fd_read(ioh->opaque);
4445 if (FD_ISSET(ioh->fd, &wfds)) {
4446 ioh->fd_write(ioh->opaque);
4454 #if defined(CONFIG_SLIRP)
4455 /* XXX: merge with the previous select() */
4457 fd_set rfds, wfds, xfds;
4465 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
4468 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4470 slirp_select_poll(&rfds, &wfds, &xfds);
4476 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
4477 qemu_get_clock(vm_clock));
4478 /* run dma transfers, if any */
4482 /* real time timers */
4483 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
4484 qemu_get_clock(rt_clock));
4487 static CPUState *cur_cpu;
4492 #ifdef CONFIG_PROFILER
4497 cur_cpu = first_cpu;
4504 env = env->next_cpu;
4507 #ifdef CONFIG_PROFILER
4508 ti = profile_getclock();
4510 ret = cpu_exec(env);
4511 #ifdef CONFIG_PROFILER
4512 qemu_time += profile_getclock() - ti;
4514 if (ret != EXCP_HALTED)
4516 /* all CPUs are halted ? */
4517 if (env == cur_cpu) {
4524 if (shutdown_requested) {
4525 ret = EXCP_INTERRUPT;
4528 if (reset_requested) {
4529 reset_requested = 0;
4530 qemu_system_reset();
4531 ret = EXCP_INTERRUPT;
4533 if (powerdown_requested) {
4534 powerdown_requested = 0;
4535 qemu_system_powerdown();
4536 ret = EXCP_INTERRUPT;
4538 if (ret == EXCP_DEBUG) {
4539 vm_stop(EXCP_DEBUG);
4541 /* if hlt instruction, we wait until the next IRQ */
4542 /* XXX: use timeout computed from timers */
4543 if (ret == EXCP_HLT)
4550 #ifdef CONFIG_PROFILER
4551 ti = profile_getclock();
4553 main_loop_wait(timeout);
4554 #ifdef CONFIG_PROFILER
4555 dev_time += profile_getclock() - ti;
4558 cpu_disable_ticks();
4564 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n"
4565 "usage: %s [options] [disk_image]\n"
4567 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
4569 "Standard options:\n"
4570 "-M machine select emulated machine (-M ? for list)\n"
4571 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
4572 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
4573 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
4574 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
4575 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
4576 "-snapshot write to temporary files instead of disk image files\n"
4577 "-m megs set virtual RAM size to megs MB [default=%d]\n"
4578 "-smp n set the number of CPUs to 'n' [default=1]\n"
4579 "-nographic disable graphical output and redirect serial I/Os to console\n"
4581 "-k language use keyboard layout (for example \"fr\" for French)\n"
4584 "-audio-help print list of audio drivers and their options\n"
4585 "-soundhw c1,... enable audio support\n"
4586 " and only specified sound cards (comma separated list)\n"
4587 " use -soundhw ? to get the list of supported cards\n"
4588 " use -soundhw all to enable all of them\n"
4590 "-localtime set the real time clock to local time [default=utc]\n"
4591 "-full-screen start in full screen\n"
4593 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
4595 "-usb enable the USB driver (will be the default soon)\n"
4596 "-usbdevice name add the host or guest USB device 'name'\n"
4597 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4598 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
4601 "Network options:\n"
4602 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
4603 " create a new Network Interface Card and connect it to VLAN 'n'\n"
4605 "-net user[,vlan=n][,hostname=host]\n"
4606 " connect the user mode network stack to VLAN 'n' and send\n"
4607 " hostname 'host' to DHCP clients\n"
4610 "-net tap[,vlan=n],ifname=name\n"
4611 " connect the host TAP network interface to VLAN 'n'\n"
4613 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
4614 " connect the host TAP network interface to VLAN 'n' and use\n"
4615 " the network script 'file' (default=%s);\n"
4616 " use 'fd=h' to connect to an already opened TAP interface\n"
4618 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
4619 " connect the vlan 'n' to another VLAN using a socket connection\n"
4620 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
4621 " connect the vlan 'n' to multicast maddr and port\n"
4622 "-net none use it alone to have zero network devices; if no -net option\n"
4623 " is provided, the default is '-net nic -net user'\n"
4626 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
4628 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
4630 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
4631 " redirect TCP or UDP connections from host to guest [-net user]\n"
4634 "Linux boot specific:\n"
4635 "-kernel bzImage use 'bzImage' as kernel image\n"
4636 "-append cmdline use 'cmdline' as kernel command line\n"
4637 "-initrd file use 'file' as initial ram disk\n"
4639 "Debug/Expert options:\n"
4640 "-monitor dev redirect the monitor to char device 'dev'\n"
4641 "-serial dev redirect the serial port to char device 'dev'\n"
4642 "-parallel dev redirect the parallel port to char device 'dev'\n"
4643 "-pidfile file Write PID to 'file'\n"
4644 "-S freeze CPU at startup (use 'c' to start execution)\n"
4645 "-s wait gdb connection to port %d\n"
4646 "-p port change gdb connection port\n"
4647 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
4648 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
4649 " translation (t=none or lba) (usually qemu can guess them)\n"
4650 "-L path set the directory for the BIOS and VGA BIOS\n"
4652 "-no-kqemu disable KQEMU kernel module usage\n"
4654 #ifdef USE_CODE_COPY
4655 "-no-code-copy disable code copy acceleration\n"
4658 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
4659 " (default is CL-GD5446 PCI VGA)\n"
4661 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
4663 "During emulation, the following keys are useful:\n"
4664 "ctrl-alt-f toggle full screen\n"
4665 "ctrl-alt-n switch to virtual console 'n'\n"
4666 "ctrl-alt toggle mouse and keyboard grab\n"
4668 "When using -nographic, press 'ctrl-a h' to get some help.\n"
4670 #ifdef CONFIG_SOFTMMU
4677 DEFAULT_NETWORK_SCRIPT,
4679 DEFAULT_GDBSTUB_PORT,
4681 #ifndef CONFIG_SOFTMMU
4683 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
4684 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
4690 #define HAS_ARG 0x0001
4704 QEMU_OPTION_snapshot,
4706 QEMU_OPTION_nographic,
4708 QEMU_OPTION_audio_help,
4709 QEMU_OPTION_soundhw,
4727 QEMU_OPTION_no_code_copy,
4729 QEMU_OPTION_localtime,
4730 QEMU_OPTION_cirrusvga,
4732 QEMU_OPTION_std_vga,
4733 QEMU_OPTION_monitor,
4735 QEMU_OPTION_parallel,
4737 QEMU_OPTION_full_screen,
4738 QEMU_OPTION_pidfile,
4739 QEMU_OPTION_no_kqemu,
4740 QEMU_OPTION_kernel_kqemu,
4741 QEMU_OPTION_win2k_hack,
4743 QEMU_OPTION_usbdevice,
4747 typedef struct QEMUOption {
4753 const QEMUOption qemu_options[] = {
4754 { "h", 0, QEMU_OPTION_h },
4756 { "M", HAS_ARG, QEMU_OPTION_M },
4757 { "fda", HAS_ARG, QEMU_OPTION_fda },
4758 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
4759 { "hda", HAS_ARG, QEMU_OPTION_hda },
4760 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
4761 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
4762 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
4763 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
4764 { "boot", HAS_ARG, QEMU_OPTION_boot },
4765 { "snapshot", 0, QEMU_OPTION_snapshot },
4766 { "m", HAS_ARG, QEMU_OPTION_m },
4767 { "nographic", 0, QEMU_OPTION_nographic },
4768 { "k", HAS_ARG, QEMU_OPTION_k },
4770 { "audio-help", 0, QEMU_OPTION_audio_help },
4771 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
4774 { "net", HAS_ARG, QEMU_OPTION_net},
4776 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
4778 { "smb", HAS_ARG, QEMU_OPTION_smb },
4780 { "redir", HAS_ARG, QEMU_OPTION_redir },
4783 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
4784 { "append", HAS_ARG, QEMU_OPTION_append },
4785 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
4787 { "S", 0, QEMU_OPTION_S },
4788 { "s", 0, QEMU_OPTION_s },
4789 { "p", HAS_ARG, QEMU_OPTION_p },
4790 { "d", HAS_ARG, QEMU_OPTION_d },
4791 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
4792 { "L", HAS_ARG, QEMU_OPTION_L },
4793 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
4795 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
4796 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
4798 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4799 { "g", 1, QEMU_OPTION_g },
4801 { "localtime", 0, QEMU_OPTION_localtime },
4802 { "std-vga", 0, QEMU_OPTION_std_vga },
4803 { "monitor", 1, QEMU_OPTION_monitor },
4804 { "serial", 1, QEMU_OPTION_serial },
4805 { "parallel", 1, QEMU_OPTION_parallel },
4806 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
4807 { "full-screen", 0, QEMU_OPTION_full_screen },
4808 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
4809 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
4810 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
4811 { "smp", HAS_ARG, QEMU_OPTION_smp },
4813 /* temporary options */
4814 { "usb", 0, QEMU_OPTION_usb },
4815 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
4819 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4821 /* this stack is only used during signal handling */
4822 #define SIGNAL_STACK_SIZE 32768
4824 static uint8_t *signal_stack;
4828 /* password input */
4830 static BlockDriverState *get_bdrv(int index)
4832 BlockDriverState *bs;
4835 bs = bs_table[index];
4836 } else if (index < 6) {
4837 bs = fd_table[index - 4];
4844 static void read_passwords(void)
4846 BlockDriverState *bs;
4850 for(i = 0; i < 6; i++) {
4852 if (bs && bdrv_is_encrypted(bs)) {
4853 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
4854 for(j = 0; j < 3; j++) {
4855 monitor_readline("Password: ",
4856 1, password, sizeof(password));
4857 if (bdrv_set_key(bs, password) == 0)
4859 term_printf("invalid password\n");
4865 /* XXX: currently we cannot use simultaneously different CPUs */
4866 void register_machines(void)
4868 #if defined(TARGET_I386)
4869 qemu_register_machine(&pc_machine);
4870 qemu_register_machine(&isapc_machine);
4871 #elif defined(TARGET_PPC)
4872 qemu_register_machine(&heathrow_machine);
4873 qemu_register_machine(&core99_machine);
4874 qemu_register_machine(&prep_machine);
4875 #elif defined(TARGET_MIPS)
4876 qemu_register_machine(&mips_machine);
4877 #elif defined(TARGET_SPARC)
4878 #ifdef TARGET_SPARC64
4879 qemu_register_machine(&sun4u_machine);
4881 qemu_register_machine(&sun4m_machine);
4883 #elif defined(TARGET_ARM)
4884 qemu_register_machine(&integratorcp926_machine);
4885 qemu_register_machine(&integratorcp1026_machine);
4886 qemu_register_machine(&versatilepb_machine);
4888 #error unsupported CPU
4893 struct soundhw soundhw[] = {
4896 "Creative Sound Blaster 16",
4899 { .init_isa = SB16_init }
4906 "Yamaha YMF262 (OPL3)",
4908 "Yamaha YM3812 (OPL2)",
4912 { .init_isa = Adlib_init }
4919 "Gravis Ultrasound GF1",
4922 { .init_isa = GUS_init }
4928 "ENSONIQ AudioPCI ES1370",
4931 { .init_pci = es1370_init }
4934 { NULL, NULL, 0, 0, { NULL } }
4937 static void select_soundhw (const char *optarg)
4941 if (*optarg == '?') {
4944 printf ("Valid sound card names (comma separated):\n");
4945 for (c = soundhw; c->name; ++c) {
4946 printf ("%-11s %s\n", c->name, c->descr);
4948 printf ("\n-soundhw all will enable all of the above\n");
4949 exit (*optarg != '?');
4957 if (!strcmp (optarg, "all")) {
4958 for (c = soundhw; c->name; ++c) {
4966 e = strchr (p, ',');
4967 l = !e ? strlen (p) : (size_t) (e - p);
4969 for (c = soundhw; c->name; ++c) {
4970 if (!strncmp (c->name, p, l)) {
4979 "Unknown sound card name (too big to show)\n");
4982 fprintf (stderr, "Unknown sound card name `%.*s'\n",
4987 p += l + (e != NULL);
4991 goto show_valid_cards;
4996 #define MAX_NET_CLIENTS 32
4998 int main(int argc, char **argv)
5000 #ifdef CONFIG_GDBSTUB
5001 int use_gdbstub, gdbstub_port;
5004 int snapshot, linux_boot;
5005 const char *initrd_filename;
5006 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
5007 const char *kernel_filename, *kernel_cmdline;
5008 DisplayState *ds = &display_state;
5009 int cyls, heads, secs, translation;
5010 int start_emulation = 1;
5011 char net_clients[MAX_NET_CLIENTS][256];
5014 const char *r, *optarg;
5015 CharDriverState *monitor_hd;
5016 char monitor_device[128];
5017 char serial_devices[MAX_SERIAL_PORTS][128];
5018 int serial_device_index;
5019 char parallel_devices[MAX_PARALLEL_PORTS][128];
5020 int parallel_device_index;
5021 const char *loadvm = NULL;
5022 QEMUMachine *machine;
5023 char usb_devices[MAX_VM_USB_PORTS][128];
5024 int usb_devices_index;
5026 LIST_INIT (&vm_change_state_head);
5027 #if !defined(CONFIG_SOFTMMU)
5028 /* we never want that malloc() uses mmap() */
5029 mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
5031 register_machines();
5032 machine = first_machine;
5033 initrd_filename = NULL;
5034 for(i = 0; i < MAX_FD; i++)
5035 fd_filename[i] = NULL;
5036 for(i = 0; i < MAX_DISKS; i++)
5037 hd_filename[i] = NULL;
5038 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
5039 vga_ram_size = VGA_RAM_SIZE;
5040 bios_size = BIOS_SIZE;
5041 #ifdef CONFIG_GDBSTUB
5043 gdbstub_port = DEFAULT_GDBSTUB_PORT;
5047 kernel_filename = NULL;
5048 kernel_cmdline = "";
5054 cyls = heads = secs = 0;
5055 translation = BIOS_ATA_TRANSLATION_AUTO;
5056 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
5058 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
5059 for(i = 1; i < MAX_SERIAL_PORTS; i++)
5060 serial_devices[i][0] = '\0';
5061 serial_device_index = 0;
5063 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
5064 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
5065 parallel_devices[i][0] = '\0';
5066 parallel_device_index = 0;
5068 usb_devices_index = 0;
5073 /* default mac address of the first network interface */
5081 hd_filename[0] = argv[optind++];
5083 const QEMUOption *popt;
5086 popt = qemu_options;
5089 fprintf(stderr, "%s: invalid option -- '%s'\n",
5093 if (!strcmp(popt->name, r + 1))
5097 if (popt->flags & HAS_ARG) {
5098 if (optind >= argc) {
5099 fprintf(stderr, "%s: option '%s' requires an argument\n",
5103 optarg = argv[optind++];
5108 switch(popt->index) {
5110 machine = find_machine(optarg);
5113 printf("Supported machines are:\n");
5114 for(m = first_machine; m != NULL; m = m->next) {
5115 printf("%-10s %s%s\n",
5117 m == first_machine ? " (default)" : "");
5122 case QEMU_OPTION_initrd:
5123 initrd_filename = optarg;
5125 case QEMU_OPTION_hda:
5126 case QEMU_OPTION_hdb:
5127 case QEMU_OPTION_hdc:
5128 case QEMU_OPTION_hdd:
5131 hd_index = popt->index - QEMU_OPTION_hda;
5132 hd_filename[hd_index] = optarg;
5133 if (hd_index == cdrom_index)
5137 case QEMU_OPTION_snapshot:
5140 case QEMU_OPTION_hdachs:
5144 cyls = strtol(p, (char **)&p, 0);
5145 if (cyls < 1 || cyls > 16383)
5150 heads = strtol(p, (char **)&p, 0);
5151 if (heads < 1 || heads > 16)
5156 secs = strtol(p, (char **)&p, 0);
5157 if (secs < 1 || secs > 63)
5161 if (!strcmp(p, "none"))
5162 translation = BIOS_ATA_TRANSLATION_NONE;
5163 else if (!strcmp(p, "lba"))
5164 translation = BIOS_ATA_TRANSLATION_LBA;
5165 else if (!strcmp(p, "auto"))
5166 translation = BIOS_ATA_TRANSLATION_AUTO;
5169 } else if (*p != '\0') {
5171 fprintf(stderr, "qemu: invalid physical CHS format\n");
5176 case QEMU_OPTION_nographic:
5177 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
5178 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
5181 case QEMU_OPTION_kernel:
5182 kernel_filename = optarg;
5184 case QEMU_OPTION_append:
5185 kernel_cmdline = optarg;
5187 case QEMU_OPTION_cdrom:
5188 if (cdrom_index >= 0) {
5189 hd_filename[cdrom_index] = optarg;
5192 case QEMU_OPTION_boot:
5193 boot_device = optarg[0];
5194 if (boot_device != 'a' &&
5197 boot_device != 'n' &&
5199 boot_device != 'c' && boot_device != 'd') {
5200 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
5204 case QEMU_OPTION_fda:
5205 fd_filename[0] = optarg;
5207 case QEMU_OPTION_fdb:
5208 fd_filename[1] = optarg;
5210 case QEMU_OPTION_no_code_copy:
5211 code_copy_enabled = 0;
5213 case QEMU_OPTION_net:
5214 if (nb_net_clients >= MAX_NET_CLIENTS) {
5215 fprintf(stderr, "qemu: too many network clients\n");
5218 pstrcpy(net_clients[nb_net_clients],
5219 sizeof(net_clients[0]),
5224 case QEMU_OPTION_tftp:
5225 tftp_prefix = optarg;
5228 case QEMU_OPTION_smb:
5229 net_slirp_smb(optarg);
5232 case QEMU_OPTION_redir:
5233 net_slirp_redir(optarg);
5237 case QEMU_OPTION_audio_help:
5241 case QEMU_OPTION_soundhw:
5242 select_soundhw (optarg);
5249 ram_size = atoi(optarg) * 1024 * 1024;
5252 if (ram_size > PHYS_RAM_MAX_SIZE) {
5253 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
5254 PHYS_RAM_MAX_SIZE / (1024 * 1024));
5263 mask = cpu_str_to_log_mask(optarg);
5265 printf("Log items (comma separated):\n");
5266 for(item = cpu_log_items; item->mask != 0; item++) {
5267 printf("%-10s %s\n", item->name, item->help);
5274 #ifdef CONFIG_GDBSTUB
5279 gdbstub_port = atoi(optarg);
5286 start_emulation = 0;
5289 keyboard_layout = optarg;
5291 case QEMU_OPTION_localtime:
5294 case QEMU_OPTION_cirrusvga:
5295 cirrus_vga_enabled = 1;
5297 case QEMU_OPTION_std_vga:
5298 cirrus_vga_enabled = 0;
5305 w = strtol(p, (char **)&p, 10);
5308 fprintf(stderr, "qemu: invalid resolution or depth\n");
5314 h = strtol(p, (char **)&p, 10);
5319 depth = strtol(p, (char **)&p, 10);
5320 if (depth != 8 && depth != 15 && depth != 16 &&
5321 depth != 24 && depth != 32)
5323 } else if (*p == '\0') {
5324 depth = graphic_depth;
5331 graphic_depth = depth;
5334 case QEMU_OPTION_monitor:
5335 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
5337 case QEMU_OPTION_serial:
5338 if (serial_device_index >= MAX_SERIAL_PORTS) {
5339 fprintf(stderr, "qemu: too many serial ports\n");
5342 pstrcpy(serial_devices[serial_device_index],
5343 sizeof(serial_devices[0]), optarg);
5344 serial_device_index++;
5346 case QEMU_OPTION_parallel:
5347 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
5348 fprintf(stderr, "qemu: too many parallel ports\n");
5351 pstrcpy(parallel_devices[parallel_device_index],
5352 sizeof(parallel_devices[0]), optarg);
5353 parallel_device_index++;
5355 case QEMU_OPTION_loadvm:
5358 case QEMU_OPTION_full_screen:
5361 case QEMU_OPTION_pidfile:
5362 create_pidfile(optarg);
5365 case QEMU_OPTION_win2k_hack:
5366 win2k_install_hack = 1;
5370 case QEMU_OPTION_no_kqemu:
5373 case QEMU_OPTION_kernel_kqemu:
5377 case QEMU_OPTION_usb:
5380 case QEMU_OPTION_usbdevice:
5382 if (usb_devices_index >= MAX_VM_USB_PORTS) {
5383 fprintf(stderr, "Too many USB devices\n");
5386 pstrcpy(usb_devices[usb_devices_index],
5387 sizeof(usb_devices[usb_devices_index]),
5389 usb_devices_index++;
5391 case QEMU_OPTION_smp:
5392 smp_cpus = atoi(optarg);
5393 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
5394 fprintf(stderr, "Invalid number of CPUs\n");
5406 linux_boot = (kernel_filename != NULL);
5409 hd_filename[0] == '\0' &&
5410 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
5411 fd_filename[0] == '\0')
5414 /* boot to cd by default if no hard disk */
5415 if (hd_filename[0] == '\0' && boot_device == 'c') {
5416 if (fd_filename[0] != '\0')
5422 #if !defined(CONFIG_SOFTMMU)
5423 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
5425 static uint8_t stdout_buf[4096];
5426 setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
5429 setvbuf(stdout, NULL, _IOLBF, 0);
5436 /* init network clients */
5437 if (nb_net_clients == 0) {
5438 /* if no clients, we use a default config */
5439 pstrcpy(net_clients[0], sizeof(net_clients[0]),
5441 pstrcpy(net_clients[1], sizeof(net_clients[0]),
5446 for(i = 0;i < nb_net_clients; i++) {
5447 if (net_client_init(net_clients[i]) < 0)
5451 /* init the memory */
5452 phys_ram_size = ram_size + vga_ram_size + bios_size;
5454 #ifdef CONFIG_SOFTMMU
5455 phys_ram_base = qemu_vmalloc(phys_ram_size);
5456 if (!phys_ram_base) {
5457 fprintf(stderr, "Could not allocate physical memory\n");
5461 /* as we must map the same page at several addresses, we must use
5466 tmpdir = getenv("QEMU_TMPDIR");
5469 snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir);
5470 if (mkstemp(phys_ram_file) < 0) {
5471 fprintf(stderr, "Could not create temporary memory file '%s'\n",
5475 phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
5476 if (phys_ram_fd < 0) {
5477 fprintf(stderr, "Could not open temporary memory file '%s'\n",
5481 ftruncate(phys_ram_fd, phys_ram_size);
5482 unlink(phys_ram_file);
5483 phys_ram_base = mmap(get_mmap_addr(phys_ram_size),
5485 PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED,
5487 if (phys_ram_base == MAP_FAILED) {
5488 fprintf(stderr, "Could not map physical memory\n");
5494 /* we always create the cdrom drive, even if no disk is there */
5496 if (cdrom_index >= 0) {
5497 bs_table[cdrom_index] = bdrv_new("cdrom");
5498 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
5501 /* open the virtual block devices */
5502 for(i = 0; i < MAX_DISKS; i++) {
5503 if (hd_filename[i]) {
5506 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
5507 bs_table[i] = bdrv_new(buf);
5509 if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) {
5510 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
5514 if (i == 0 && cyls != 0) {
5515 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
5516 bdrv_set_translation_hint(bs_table[i], translation);
5521 /* we always create at least one floppy disk */
5522 fd_table[0] = bdrv_new("fda");
5523 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
5525 for(i = 0; i < MAX_FD; i++) {
5526 if (fd_filename[i]) {
5529 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
5530 fd_table[i] = bdrv_new(buf);
5531 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
5533 if (fd_filename[i] != '\0') {
5534 if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) {
5535 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
5543 /* init USB devices */
5545 vm_usb_hub = usb_hub_init(vm_usb_ports, MAX_VM_USB_PORTS);
5546 for(i = 0; i < usb_devices_index; i++) {
5547 if (usb_device_add(usb_devices[i]) < 0) {
5548 fprintf(stderr, "Warning: could not add USB device %s\n",
5554 register_savevm("timer", 0, 1, timer_save, timer_load, NULL);
5555 register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
5558 cpu_calibrate_ticks();
5562 dumb_display_init(ds);
5564 #if defined(CONFIG_SDL)
5565 sdl_display_init(ds, full_screen);
5566 #elif defined(CONFIG_COCOA)
5567 cocoa_display_init(ds, full_screen);
5569 dumb_display_init(ds);
5573 monitor_hd = qemu_chr_open(monitor_device);
5575 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
5578 monitor_init(monitor_hd, !nographic);
5580 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
5581 if (serial_devices[i][0] != '\0') {
5582 serial_hds[i] = qemu_chr_open(serial_devices[i]);
5583 if (!serial_hds[i]) {
5584 fprintf(stderr, "qemu: could not open serial device '%s'\n",
5588 if (!strcmp(serial_devices[i], "vc"))
5589 qemu_chr_printf(serial_hds[i], "serial%d console\n", i);
5593 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
5594 if (parallel_devices[i][0] != '\0') {
5595 parallel_hds[i] = qemu_chr_open(parallel_devices[i]);
5596 if (!parallel_hds[i]) {
5597 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
5598 parallel_devices[i]);
5601 if (!strcmp(parallel_devices[i], "vc"))
5602 qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i);
5606 /* setup cpu signal handlers for MMU / self modifying code handling */
5607 #if !defined(CONFIG_SOFTMMU)
5609 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5612 signal_stack = memalign(16, SIGNAL_STACK_SIZE);
5613 stk.ss_sp = signal_stack;
5614 stk.ss_size = SIGNAL_STACK_SIZE;
5617 if (sigaltstack(&stk, NULL) < 0) {
5618 perror("sigaltstack");
5624 struct sigaction act;
5626 sigfillset(&act.sa_mask);
5627 act.sa_flags = SA_SIGINFO;
5628 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5629 act.sa_flags |= SA_ONSTACK;
5631 act.sa_sigaction = host_segv_handler;
5632 sigaction(SIGSEGV, &act, NULL);
5633 sigaction(SIGBUS, &act, NULL);
5634 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5635 sigaction(SIGFPE, &act, NULL);
5642 struct sigaction act;
5643 sigfillset(&act.sa_mask);
5645 act.sa_handler = SIG_IGN;
5646 sigaction(SIGPIPE, &act, NULL);
5651 machine->init(ram_size, vga_ram_size, boot_device,
5652 ds, fd_filename, snapshot,
5653 kernel_filename, kernel_cmdline, initrd_filename);
5655 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
5656 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
5658 #ifdef CONFIG_GDBSTUB
5660 if (gdbserver_start(gdbstub_port) < 0) {
5661 fprintf(stderr, "Could not open gdbserver socket on port %d\n",
5665 printf("Waiting gdb connection on port %d\n", gdbstub_port);
5670 qemu_loadvm(loadvm);
5673 /* XXX: simplify init */
5675 if (start_emulation) {