4 * Copyright (c) 2003-2004 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
36 #include <sys/times.h>
42 #include <sys/ioctl.h>
43 #include <sys/socket.h>
45 #include <linux/if_tun.h>
49 #include <sys/timeb.h>
51 #define getopt_long_only getopt_long
52 #define memalign(align, size) malloc(size)
56 /* SDL use the pthreads and they modify sigaction. We don't
58 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2)
59 extern void __libc_sigaction();
60 #define sigaction(sig, act, oact) __libc_sigaction(sig, act, oact)
62 extern void __sigaction();
63 #define sigaction(sig, act, oact) __sigaction(sig, act, oact)
65 #endif /* CONFIG_SDL */
73 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
75 //#define DEBUG_UNUSED_IOPORT
77 #if !defined(CONFIG_SOFTMMU)
78 #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
80 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
84 #define GUI_REFRESH_INTERVAL 30
86 /* XXX: use a two level table to limit memory usage */
87 #define MAX_IOPORTS 65536
89 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
90 char phys_ram_file[1024];
92 CPUState *cpu_single_env;
93 void *ioport_opaque[MAX_IOPORTS];
94 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
95 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
96 BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD];
98 static DisplayState display_state;
100 int64_t ticks_per_sec;
101 int boot_device = 'c';
103 static char network_script[1024];
104 int pit_min_timer_count = 0;
106 NetDriverState nd_table[MAX_NICS];
107 SerialState *serial_console;
108 QEMUTimer *gui_timer;
111 /***********************************************************/
114 uint32_t default_ioport_readb(void *opaque, uint32_t address)
116 #ifdef DEBUG_UNUSED_IOPORT
117 fprintf(stderr, "inb: port=0x%04x\n", address);
122 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
124 #ifdef DEBUG_UNUSED_IOPORT
125 fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
129 /* default is to make two byte accesses */
130 uint32_t default_ioport_readw(void *opaque, uint32_t address)
133 data = ioport_read_table[0][address & (MAX_IOPORTS - 1)](opaque, address);
134 data |= ioport_read_table[0][(address + 1) & (MAX_IOPORTS - 1)](opaque, address + 1) << 8;
138 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
140 ioport_write_table[0][address & (MAX_IOPORTS - 1)](opaque, address, data & 0xff);
141 ioport_write_table[0][(address + 1) & (MAX_IOPORTS - 1)](opaque, address + 1, (data >> 8) & 0xff);
144 uint32_t default_ioport_readl(void *opaque, uint32_t address)
146 #ifdef DEBUG_UNUSED_IOPORT
147 fprintf(stderr, "inl: port=0x%04x\n", address);
152 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
154 #ifdef DEBUG_UNUSED_IOPORT
155 fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
159 void init_ioports(void)
163 for(i = 0; i < MAX_IOPORTS; i++) {
164 ioport_read_table[0][i] = default_ioport_readb;
165 ioport_write_table[0][i] = default_ioport_writeb;
166 ioport_read_table[1][i] = default_ioport_readw;
167 ioport_write_table[1][i] = default_ioport_writew;
168 ioport_read_table[2][i] = default_ioport_readl;
169 ioport_write_table[2][i] = default_ioport_writel;
173 /* size is the word size in byte */
174 int register_ioport_read(int start, int length, int size,
175 IOPortReadFunc *func, void *opaque)
181 } else if (size == 2) {
183 } else if (size == 4) {
186 hw_error("register_ioport_read: invalid size");
189 for(i = start; i < start + length; i += size) {
190 ioport_read_table[bsize][i] = func;
191 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
192 hw_error("register_ioport_read: invalid opaque");
193 ioport_opaque[i] = opaque;
198 /* size is the word size in byte */
199 int register_ioport_write(int start, int length, int size,
200 IOPortWriteFunc *func, void *opaque)
206 } else if (size == 2) {
208 } else if (size == 4) {
211 hw_error("register_ioport_write: invalid size");
214 for(i = start; i < start + length; i += size) {
215 ioport_write_table[bsize][i] = func;
216 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
217 hw_error("register_ioport_read: invalid opaque");
218 ioport_opaque[i] = opaque;
223 void pstrcpy(char *buf, int buf_size, const char *str)
233 if (c == 0 || q >= buf + buf_size - 1)
240 /* strcat and truncate. */
241 char *pstrcat(char *buf, int buf_size, const char *s)
246 pstrcpy(buf + len, buf_size - len, s);
250 /* return the size or -1 if error */
251 int load_image(const char *filename, uint8_t *addr)
254 fd = open(filename, O_RDONLY | O_BINARY);
257 size = lseek(fd, 0, SEEK_END);
258 lseek(fd, 0, SEEK_SET);
259 if (read(fd, addr, size) != size) {
267 void cpu_outb(CPUState *env, int addr, int val)
269 addr &= (MAX_IOPORTS - 1);
270 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
273 void cpu_outw(CPUState *env, int addr, int val)
275 addr &= (MAX_IOPORTS - 1);
276 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
279 void cpu_outl(CPUState *env, int addr, int val)
281 addr &= (MAX_IOPORTS - 1);
282 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
285 int cpu_inb(CPUState *env, int addr)
287 addr &= (MAX_IOPORTS - 1);
288 return ioport_read_table[0][addr](ioport_opaque[addr], addr);
291 int cpu_inw(CPUState *env, int addr)
293 addr &= (MAX_IOPORTS - 1);
294 return ioport_read_table[1][addr](ioport_opaque[addr], addr);
297 int cpu_inl(CPUState *env, int addr)
299 addr &= (MAX_IOPORTS - 1);
300 return ioport_read_table[2][addr](ioport_opaque[addr], addr);
303 /***********************************************************/
304 void hw_error(const char *fmt, ...)
309 fprintf(stderr, "qemu: hardware error: ");
310 vfprintf(stderr, fmt, ap);
311 fprintf(stderr, "\n");
313 cpu_x86_dump_state(global_env, stderr, X86_DUMP_FPU | X86_DUMP_CCOP);
315 cpu_dump_state(global_env, stderr, 0);
321 /***********************************************************/
324 #if defined(__powerpc__)
326 static inline uint32_t get_tbl(void)
329 asm volatile("mftb %0" : "=r" (tbl));
333 static inline uint32_t get_tbu(void)
336 asm volatile("mftbu %0" : "=r" (tbl));
340 int64_t cpu_get_real_ticks(void)
343 /* NOTE: we test if wrapping has occurred */
349 return ((int64_t)h << 32) | l;
352 #elif defined(__i386__)
354 int64_t cpu_get_real_ticks(void)
357 asm volatile ("rdtsc" : "=A" (val));
362 #error unsupported CPU
365 static int64_t cpu_ticks_offset;
366 static int cpu_ticks_enabled;
368 static inline int64_t cpu_get_ticks(void)
370 if (!cpu_ticks_enabled) {
371 return cpu_ticks_offset;
373 return cpu_get_real_ticks() + cpu_ticks_offset;
377 /* enable cpu_get_ticks() */
378 void cpu_enable_ticks(void)
380 if (!cpu_ticks_enabled) {
381 cpu_ticks_offset -= cpu_get_real_ticks();
382 cpu_ticks_enabled = 1;
386 /* disable cpu_get_ticks() : the clock is stopped. You must not call
387 cpu_get_ticks() after that. */
388 void cpu_disable_ticks(void)
390 if (cpu_ticks_enabled) {
391 cpu_ticks_offset = cpu_get_ticks();
392 cpu_ticks_enabled = 0;
396 static int64_t get_clock(void)
401 return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000;
404 gettimeofday(&tv, NULL);
405 return tv.tv_sec * 1000000LL + tv.tv_usec;
409 void cpu_calibrate_ticks(void)
414 ticks = cpu_get_real_ticks();
420 usec = get_clock() - usec;
421 ticks = cpu_get_real_ticks() - ticks;
422 ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec;
425 /* compute with 96 bit intermediate result: (a*b)/c */
426 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
431 #ifdef WORDS_BIGENDIAN
441 rl = (uint64_t)u.l.low * (uint64_t)b;
442 rh = (uint64_t)u.l.high * (uint64_t)b;
445 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
449 #define QEMU_TIMER_REALTIME 0
450 #define QEMU_TIMER_VIRTUAL 1
454 /* XXX: add frequency */
462 struct QEMUTimer *next;
468 static QEMUTimer *active_timers[2];
470 static MMRESULT timerID;
472 /* frequency of the times() clock tick */
473 static int timer_freq;
476 QEMUClock *qemu_new_clock(int type)
479 clock = qemu_mallocz(sizeof(QEMUClock));
486 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
490 ts = qemu_mallocz(sizeof(QEMUTimer));
497 void qemu_free_timer(QEMUTimer *ts)
502 /* stop a timer, but do not dealloc it */
503 void qemu_del_timer(QEMUTimer *ts)
507 /* NOTE: this code must be signal safe because
508 qemu_timer_expired() can be called from a signal. */
509 pt = &active_timers[ts->clock->type];
522 /* modify the current timer so that it will be fired when current_time
523 >= expire_time. The corresponding callback will be called. */
524 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
530 /* add the timer in the sorted list */
531 /* NOTE: this code must be signal safe because
532 qemu_timer_expired() can be called from a signal. */
533 pt = &active_timers[ts->clock->type];
538 if (t->expire_time > expire_time)
542 ts->expire_time = expire_time;
547 int qemu_timer_pending(QEMUTimer *ts)
550 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
557 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
561 return (timer_head->expire_time <= current_time);
564 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
570 if (ts->expire_time > current_time)
572 /* remove timer from the list before calling the callback */
573 *ptimer_head = ts->next;
576 /* run the callback (the timer list can be modified) */
581 int64_t qemu_get_clock(QEMUClock *clock)
583 switch(clock->type) {
584 case QEMU_TIMER_REALTIME:
586 return GetTickCount();
588 /* XXX: portability among Linux hosts */
589 if (timer_freq == 100) {
590 return times(NULL) * 10;
592 return ((int64_t)times(NULL) * 1000) / timer_freq;
596 case QEMU_TIMER_VIRTUAL:
597 return cpu_get_ticks();
602 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
604 uint64_t expire_time;
606 if (qemu_timer_pending(ts)) {
607 expire_time = ts->expire_time;
611 qemu_put_be64(f, expire_time);
614 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
616 uint64_t expire_time;
618 expire_time = qemu_get_be64(f);
619 if (expire_time != -1) {
620 qemu_mod_timer(ts, expire_time);
626 static void timer_save(QEMUFile *f, void *opaque)
628 if (cpu_ticks_enabled) {
629 hw_error("cannot save state if virtual timers are running");
631 qemu_put_be64s(f, &cpu_ticks_offset);
632 qemu_put_be64s(f, &ticks_per_sec);
635 static int timer_load(QEMUFile *f, void *opaque, int version_id)
639 if (cpu_ticks_enabled) {
642 qemu_get_be64s(f, &cpu_ticks_offset);
643 qemu_get_be64s(f, &ticks_per_sec);
648 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
649 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
651 static void host_alarm_handler(int host_signum)
654 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
655 qemu_get_clock(vm_clock)) ||
656 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
657 qemu_get_clock(rt_clock))) {
658 /* stop the cpu because a timer occured */
659 cpu_interrupt(global_env, CPU_INTERRUPT_EXIT);
663 static void init_timers(void)
665 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
666 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
671 timerID = timeSetEvent(10, // interval (ms)
673 host_alarm_handler, // function
674 (DWORD)&count, // user parameter
675 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
677 perror("failed timer alarm");
681 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
684 struct sigaction act;
685 struct itimerval itv;
687 /* get times() syscall frequency */
688 timer_freq = sysconf(_SC_CLK_TCK);
691 sigfillset(&act.sa_mask);
693 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
694 act.sa_flags |= SA_ONSTACK;
696 act.sa_handler = host_alarm_handler;
697 sigaction(SIGALRM, &act, NULL);
699 itv.it_interval.tv_sec = 0;
700 itv.it_interval.tv_usec = 1000;
701 itv.it_value.tv_sec = 0;
702 itv.it_value.tv_usec = 10 * 1000;
703 setitimer(ITIMER_REAL, &itv, NULL);
704 /* we probe the tick duration of the kernel to inform the user if
705 the emulated kernel requested a too high timer frequency */
706 getitimer(ITIMER_REAL, &itv);
707 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * PIT_FREQ) /
713 void quit_timers(void)
716 timeKillEvent(timerID);
720 /***********************************************************/
725 int serial_open_device(void)
732 int serial_open_device(void)
734 char slave_name[1024];
735 int master_fd, slave_fd;
737 if (serial_console == NULL && nographic) {
738 /* use console for serial port */
741 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
742 fprintf(stderr, "warning: could not create pseudo terminal for serial port\n");
745 fprintf(stderr, "Serial port redirected to %s\n", slave_name);
752 /***********************************************************/
753 /* Linux network device redirector */
757 static int net_init(void)
762 void net_send_packet(NetDriverState *nd, const uint8_t *buf, int size)
768 static int tun_open(char *ifname, int ifname_size)
773 fd = open("/dev/net/tun", O_RDWR);
775 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
778 memset(&ifr, 0, sizeof(ifr));
779 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
780 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tun%d");
781 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
783 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
787 printf("Connected to host network interface: %s\n", ifr.ifr_name);
788 pstrcpy(ifname, ifname_size, ifr.ifr_name);
789 fcntl(fd, F_SETFL, O_NONBLOCK);
793 static int net_init(void)
795 int pid, status, launch_script, i;
797 char *args[MAX_NICS + 2];
801 for(i = 0; i < nb_nics; i++) {
804 nd->fd = tun_open(nd->ifname, sizeof(nd->ifname));
811 /* try to launch network init script */
816 *parg++ = network_script;
817 for(i = 0; i < nb_nics; i++) {
820 *parg++ = nd->ifname;
824 execv(network_script, args);
827 while (waitpid(pid, &status, 0) != pid);
828 if (!WIFEXITED(status) ||
829 WEXITSTATUS(status) != 0) {
830 fprintf(stderr, "%s: could not launch network script\n",
838 void net_send_packet(NetDriverState *nd, const uint8_t *buf, int size)
841 printf("NE2000: sending packet size=%d\n", size);
843 write(nd->fd, buf, size);
848 /***********************************************************/
853 static void term_exit(void)
857 static void term_init(void)
863 /* init terminal so that we can grab keys */
864 static struct termios oldtty;
866 static void term_exit(void)
868 tcsetattr (0, TCSANOW, &oldtty);
871 static void term_init(void)
878 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
879 |INLCR|IGNCR|ICRNL|IXON);
880 tty.c_oflag |= OPOST;
881 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
882 /* if graphical mode, we allow Ctrl-C handling */
884 tty.c_lflag &= ~ISIG;
885 tty.c_cflag &= ~(CSIZE|PARENB);
890 tcsetattr (0, TCSANOW, &tty);
894 fcntl(0, F_SETFL, O_NONBLOCK);
899 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
903 static void dumb_resize(DisplayState *ds, int w, int h)
907 static void dumb_refresh(DisplayState *ds)
909 vga_update_display();
912 void dumb_display_init(DisplayState *ds)
917 ds->dpy_update = dumb_update;
918 ds->dpy_resize = dumb_resize;
919 ds->dpy_refresh = dumb_refresh;
922 #if !defined(CONFIG_SOFTMMU)
923 /***********************************************************/
924 /* cpu signal handler */
925 static void host_segv_handler(int host_signum, siginfo_t *info,
928 if (cpu_signal_handler(host_signum, info, puc))
935 /***********************************************************/
938 #define MAX_IO_HANDLERS 64
940 typedef struct IOHandlerRecord {
942 IOCanRWHandler *fd_can_read;
943 IOReadHandler *fd_read;
948 struct IOHandlerRecord *next;
951 static IOHandlerRecord *first_io_handler;
953 int qemu_add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read,
954 IOReadHandler *fd_read, void *opaque)
956 IOHandlerRecord *ioh;
958 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
962 ioh->fd_can_read = fd_can_read;
963 ioh->fd_read = fd_read;
964 ioh->opaque = opaque;
965 ioh->next = first_io_handler;
966 first_io_handler = ioh;
970 void qemu_del_fd_read_handler(int fd)
972 IOHandlerRecord **pioh, *ioh;
974 pioh = &first_io_handler;
987 /***********************************************************/
988 /* savevm/loadvm support */
990 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
992 fwrite(buf, 1, size, f);
995 void qemu_put_byte(QEMUFile *f, int v)
1000 void qemu_put_be16(QEMUFile *f, unsigned int v)
1002 qemu_put_byte(f, v >> 8);
1003 qemu_put_byte(f, v);
1006 void qemu_put_be32(QEMUFile *f, unsigned int v)
1008 qemu_put_byte(f, v >> 24);
1009 qemu_put_byte(f, v >> 16);
1010 qemu_put_byte(f, v >> 8);
1011 qemu_put_byte(f, v);
1014 void qemu_put_be64(QEMUFile *f, uint64_t v)
1016 qemu_put_be32(f, v >> 32);
1017 qemu_put_be32(f, v);
1020 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size)
1022 return fread(buf, 1, size, f);
1025 int qemu_get_byte(QEMUFile *f)
1035 unsigned int qemu_get_be16(QEMUFile *f)
1038 v = qemu_get_byte(f) << 8;
1039 v |= qemu_get_byte(f);
1043 unsigned int qemu_get_be32(QEMUFile *f)
1046 v = qemu_get_byte(f) << 24;
1047 v |= qemu_get_byte(f) << 16;
1048 v |= qemu_get_byte(f) << 8;
1049 v |= qemu_get_byte(f);
1053 uint64_t qemu_get_be64(QEMUFile *f)
1056 v = (uint64_t)qemu_get_be32(f) << 32;
1057 v |= qemu_get_be32(f);
1061 int64_t qemu_ftell(QEMUFile *f)
1066 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
1068 if (fseek(f, pos, whence) < 0)
1073 typedef struct SaveStateEntry {
1077 SaveStateHandler *save_state;
1078 LoadStateHandler *load_state;
1080 struct SaveStateEntry *next;
1083 static SaveStateEntry *first_se;
1085 int register_savevm(const char *idstr,
1088 SaveStateHandler *save_state,
1089 LoadStateHandler *load_state,
1092 SaveStateEntry *se, **pse;
1094 se = qemu_malloc(sizeof(SaveStateEntry));
1097 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
1098 se->instance_id = instance_id;
1099 se->version_id = version_id;
1100 se->save_state = save_state;
1101 se->load_state = load_state;
1102 se->opaque = opaque;
1105 /* add at the end of list */
1107 while (*pse != NULL)
1108 pse = &(*pse)->next;
1113 #define QEMU_VM_FILE_MAGIC 0x5145564d
1114 #define QEMU_VM_FILE_VERSION 0x00000001
1116 int qemu_savevm(const char *filename)
1120 int len, len_pos, cur_pos, saved_vm_running, ret;
1122 saved_vm_running = vm_running;
1125 f = fopen(filename, "wb");
1131 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
1132 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
1134 for(se = first_se; se != NULL; se = se->next) {
1136 len = strlen(se->idstr);
1137 qemu_put_byte(f, len);
1138 qemu_put_buffer(f, se->idstr, len);
1140 qemu_put_be32(f, se->instance_id);
1141 qemu_put_be32(f, se->version_id);
1143 /* record size: filled later */
1145 qemu_put_be32(f, 0);
1147 se->save_state(f, se->opaque);
1149 /* fill record size */
1151 len = ftell(f) - len_pos - 4;
1152 fseek(f, len_pos, SEEK_SET);
1153 qemu_put_be32(f, len);
1154 fseek(f, cur_pos, SEEK_SET);
1160 if (saved_vm_running)
1165 static SaveStateEntry *find_se(const char *idstr, int instance_id)
1169 for(se = first_se; se != NULL; se = se->next) {
1170 if (!strcmp(se->idstr, idstr) &&
1171 instance_id == se->instance_id)
1177 int qemu_loadvm(const char *filename)
1181 int len, cur_pos, ret, instance_id, record_len, version_id;
1182 int saved_vm_running;
1186 saved_vm_running = vm_running;
1189 f = fopen(filename, "rb");
1195 v = qemu_get_be32(f);
1196 if (v != QEMU_VM_FILE_MAGIC)
1198 v = qemu_get_be32(f);
1199 if (v != QEMU_VM_FILE_VERSION) {
1206 #if defined (DO_TB_FLUSH)
1209 len = qemu_get_byte(f);
1212 qemu_get_buffer(f, idstr, len);
1214 instance_id = qemu_get_be32(f);
1215 version_id = qemu_get_be32(f);
1216 record_len = qemu_get_be32(f);
1218 printf("idstr=%s instance=0x%x version=%d len=%d\n",
1219 idstr, instance_id, version_id, record_len);
1222 se = find_se(idstr, instance_id);
1224 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
1225 instance_id, idstr);
1227 ret = se->load_state(f, se->opaque, version_id);
1229 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
1230 instance_id, idstr);
1233 /* always seek to exact end of record */
1234 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
1239 if (saved_vm_running)
1244 /***********************************************************/
1245 /* cpu save/restore */
1247 #if defined(TARGET_I386)
1249 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
1251 qemu_put_be32(f, (uint32_t)dt->base);
1252 qemu_put_be32(f, dt->limit);
1253 qemu_put_be32(f, dt->flags);
1256 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
1258 dt->base = (uint8_t *)qemu_get_be32(f);
1259 dt->limit = qemu_get_be32(f);
1260 dt->flags = qemu_get_be32(f);
1263 void cpu_save(QEMUFile *f, void *opaque)
1265 CPUState *env = opaque;
1266 uint16_t fptag, fpus, fpuc;
1270 for(i = 0; i < 8; i++)
1271 qemu_put_be32s(f, &env->regs[i]);
1272 qemu_put_be32s(f, &env->eip);
1273 qemu_put_be32s(f, &env->eflags);
1274 qemu_put_be32s(f, &env->eflags);
1275 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
1276 qemu_put_be32s(f, &hflags);
1280 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
1282 for (i=7; i>=0; i--) {
1284 if (env->fptags[i]) {
1289 qemu_put_be16s(f, &fpuc);
1290 qemu_put_be16s(f, &fpus);
1291 qemu_put_be16s(f, &fptag);
1293 for(i = 0; i < 8; i++) {
1296 cpu_get_fp80(&mant, &exp, env->fpregs[i]);
1297 qemu_put_be64(f, mant);
1298 qemu_put_be16(f, exp);
1301 for(i = 0; i < 6; i++)
1302 cpu_put_seg(f, &env->segs[i]);
1303 cpu_put_seg(f, &env->ldt);
1304 cpu_put_seg(f, &env->tr);
1305 cpu_put_seg(f, &env->gdt);
1306 cpu_put_seg(f, &env->idt);
1308 qemu_put_be32s(f, &env->sysenter_cs);
1309 qemu_put_be32s(f, &env->sysenter_esp);
1310 qemu_put_be32s(f, &env->sysenter_eip);
1312 qemu_put_be32s(f, &env->cr[0]);
1313 qemu_put_be32s(f, &env->cr[2]);
1314 qemu_put_be32s(f, &env->cr[3]);
1315 qemu_put_be32s(f, &env->cr[4]);
1317 for(i = 0; i < 8; i++)
1318 qemu_put_be32s(f, &env->dr[i]);
1321 qemu_put_be32s(f, &env->a20_mask);
1324 int cpu_load(QEMUFile *f, void *opaque, int version_id)
1326 CPUState *env = opaque;
1329 uint16_t fpus, fpuc, fptag;
1331 if (version_id != 1)
1333 for(i = 0; i < 8; i++)
1334 qemu_get_be32s(f, &env->regs[i]);
1335 qemu_get_be32s(f, &env->eip);
1336 qemu_get_be32s(f, &env->eflags);
1337 qemu_get_be32s(f, &env->eflags);
1338 qemu_get_be32s(f, &hflags);
1340 qemu_get_be16s(f, &fpuc);
1341 qemu_get_be16s(f, &fpus);
1342 qemu_get_be16s(f, &fptag);
1344 for(i = 0; i < 8; i++) {
1347 mant = qemu_get_be64(f);
1348 exp = qemu_get_be16(f);
1349 env->fpregs[i] = cpu_set_fp80(mant, exp);
1353 env->fpstt = (fpus >> 11) & 7;
1354 env->fpus = fpus & ~0x3800;
1355 for(i = 0; i < 8; i++) {
1356 env->fptags[i] = ((fptag & 3) == 3);
1360 for(i = 0; i < 6; i++)
1361 cpu_get_seg(f, &env->segs[i]);
1362 cpu_get_seg(f, &env->ldt);
1363 cpu_get_seg(f, &env->tr);
1364 cpu_get_seg(f, &env->gdt);
1365 cpu_get_seg(f, &env->idt);
1367 qemu_get_be32s(f, &env->sysenter_cs);
1368 qemu_get_be32s(f, &env->sysenter_esp);
1369 qemu_get_be32s(f, &env->sysenter_eip);
1371 qemu_get_be32s(f, &env->cr[0]);
1372 qemu_get_be32s(f, &env->cr[2]);
1373 qemu_get_be32s(f, &env->cr[3]);
1374 qemu_get_be32s(f, &env->cr[4]);
1376 for(i = 0; i < 8; i++)
1377 qemu_get_be32s(f, &env->dr[i]);
1380 qemu_get_be32s(f, &env->a20_mask);
1382 /* XXX: compute hflags from scratch, except for CPL and IIF */
1383 env->hflags = hflags;
1388 #elif defined(TARGET_PPC)
1389 void cpu_save(QEMUFile *f, void *opaque)
1393 int cpu_load(QEMUFile *f, void *opaque, int version_id)
1399 #warning No CPU save/restore functions
1403 /***********************************************************/
1404 /* ram save/restore */
1406 /* we just avoid storing empty pages */
1407 static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
1412 for(i = 1; i < len; i++) {
1416 qemu_put_byte(f, 1);
1417 qemu_put_byte(f, v);
1420 qemu_put_byte(f, 0);
1421 qemu_put_buffer(f, buf, len);
1424 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
1428 v = qemu_get_byte(f);
1431 if (qemu_get_buffer(f, buf, len) != len)
1435 v = qemu_get_byte(f);
1436 memset(buf, v, len);
1444 static void ram_save(QEMUFile *f, void *opaque)
1447 qemu_put_be32(f, phys_ram_size);
1448 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
1449 ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
1453 static int ram_load(QEMUFile *f, void *opaque, int version_id)
1457 if (version_id != 1)
1459 if (qemu_get_be32(f) != phys_ram_size)
1461 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
1462 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
1469 /***********************************************************/
1470 /* main execution loop */
1472 void gui_update(void *opaque)
1474 display_state.dpy_refresh(&display_state);
1475 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
1478 /* XXX: support several handlers */
1479 VMStopHandler *vm_stop_cb;
1480 VMStopHandler *vm_stop_opaque;
1482 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
1485 vm_stop_opaque = opaque;
1489 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
1502 void vm_stop(int reason)
1505 cpu_disable_ticks();
1509 vm_stop_cb(vm_stop_opaque, reason);
1518 struct pollfd ufds[MAX_IO_HANDLERS + 1], *pf;
1519 IOHandlerRecord *ioh, *ioh_next;
1524 CPUState *env = global_env;
1528 ret = cpu_exec(env);
1529 if (reset_requested) {
1530 ret = EXCP_INTERRUPT;
1533 if (ret == EXCP_DEBUG) {
1534 vm_stop(EXCP_DEBUG);
1536 /* if hlt instruction, we wait until the next IRQ */
1537 /* XXX: use timeout computed from timers */
1538 if (ret == EXCP_HLT)
1551 /* poll any events */
1552 /* XXX: separate device handlers from system ones */
1554 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
1555 if (!ioh->fd_can_read) {
1558 pf->events = POLLIN;
1562 max_size = ioh->fd_can_read(ioh->opaque);
1564 if (max_size > sizeof(buf))
1565 max_size = sizeof(buf);
1567 pf->events = POLLIN;
1574 ioh->max_size = max_size;
1577 ret = poll(ufds, pf - ufds, timeout);
1579 /* XXX: better handling of removal */
1580 for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
1581 ioh_next = ioh->next;
1584 if (pf->revents & POLLIN) {
1585 if (ioh->max_size == 0) {
1586 /* just a read event */
1587 ioh->fd_read(ioh->opaque, NULL, 0);
1589 n = read(ioh->fd, buf, ioh->max_size);
1591 ioh->fd_read(ioh->opaque, buf, n);
1592 } else if (errno != -EAGAIN) {
1593 ioh->fd_read(ioh->opaque, NULL, -errno);
1603 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
1604 qemu_get_clock(vm_clock));
1606 /* XXX: add explicit timer */
1609 /* run dma transfers, if any */
1613 /* real time timers */
1614 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
1615 qemu_get_clock(rt_clock));
1617 cpu_disable_ticks();
1623 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003 Fabrice Bellard\n"
1624 "usage: %s [options] [disk_image]\n"
1626 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
1628 "Standard options:\n"
1629 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
1630 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
1631 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
1632 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
1633 "-boot [a|b|c|d] boot on floppy (a, b), hard disk (c) or CD-ROM (d)\n"
1634 "-snapshot write to temporary files instead of disk image files\n"
1635 "-m megs set virtual RAM size to megs MB\n"
1636 "-nographic disable graphical output and redirect serial I/Os to console\n"
1638 "Network options:\n"
1639 "-n script set network init script [default=%s]\n"
1640 "-nics n simulate 'n' network interfaces [default=1]\n"
1641 "-macaddr addr set the mac address of the first interface\n"
1642 "-tun-fd fd0[,...] use these fds as already opened tap/tun interfaces\n"
1644 "Linux boot specific:\n"
1645 "-kernel bzImage use 'bzImage' as kernel image\n"
1646 "-append cmdline use 'cmdline' as kernel command line\n"
1647 "-initrd file use 'file' as initial ram disk\n"
1649 "Debug/Expert options:\n"
1650 "-s wait gdb connection to port %d\n"
1651 "-p port change gdb connection port\n"
1652 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
1653 "-hdachs c,h,s force hard disk 0 geometry (usually qemu can guess it)\n"
1654 "-L path set the directory for the BIOS and VGA BIOS\n"
1655 #ifdef USE_CODE_COPY
1656 "-no-code-copy disable code copy acceleration\n"
1660 "During emulation, use C-a h to get terminal commands:\n",
1661 #ifdef CONFIG_SOFTMMU
1666 DEFAULT_NETWORK_SCRIPT,
1667 DEFAULT_GDBSTUB_PORT,
1670 #ifndef CONFIG_SOFTMMU
1672 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
1673 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
1679 struct option long_options[] = {
1680 { "initrd", 1, NULL, 0, },
1681 { "hda", 1, NULL, 0, },
1682 { "hdb", 1, NULL, 0, },
1683 { "snapshot", 0, NULL, 0, },
1684 { "hdachs", 1, NULL, 0, },
1685 { "nographic", 0, NULL, 0, },
1686 { "kernel", 1, NULL, 0, },
1687 { "append", 1, NULL, 0, },
1688 { "tun-fd", 1, NULL, 0, },
1689 { "hdc", 1, NULL, 0, },
1690 { "hdd", 1, NULL, 0, },
1691 { "cdrom", 1, NULL, 0, },
1692 { "boot", 1, NULL, 0, },
1693 { "fda", 1, NULL, 0, },
1694 { "fdb", 1, NULL, 0, },
1695 { "no-code-copy", 0, NULL, 0 },
1696 { "nics", 1, NULL, 0 },
1697 { "macaddr", 1, NULL, 0 },
1698 { NULL, 0, NULL, 0 },
1701 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1703 /* this stack is only used during signal handling */
1704 #define SIGNAL_STACK_SIZE 32768
1706 static uint8_t *signal_stack;
1710 int main(int argc, char **argv)
1712 #ifdef CONFIG_GDBSTUB
1713 int use_gdbstub, gdbstub_port;
1715 int c, i, long_index, has_cdrom;
1716 int snapshot, linux_boot;
1718 const char *initrd_filename;
1719 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
1720 const char *kernel_filename, *kernel_cmdline;
1721 DisplayState *ds = &display_state;
1722 int cyls, heads, secs;
1723 int start_emulation = 1;
1726 #if !defined(CONFIG_SOFTMMU)
1727 /* we never want that malloc() uses mmap() */
1728 mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
1730 initrd_filename = NULL;
1731 for(i = 0; i < MAX_FD; i++)
1732 fd_filename[i] = NULL;
1733 for(i = 0; i < MAX_DISKS; i++)
1734 hd_filename[i] = NULL;
1735 ram_size = 32 * 1024 * 1024;
1736 vga_ram_size = VGA_RAM_SIZE;
1737 pstrcpy(network_script, sizeof(network_script), DEFAULT_NETWORK_SCRIPT);
1738 #ifdef CONFIG_GDBSTUB
1740 gdbstub_port = DEFAULT_GDBSTUB_PORT;
1744 kernel_filename = NULL;
1745 kernel_cmdline = "";
1747 cyls = heads = secs = 0;
1750 /* default mac address of the first network interface */
1758 for(i = 0; i < MAX_NICS; i++)
1759 nd_table[i].fd = -1;
1762 c = getopt_long_only(argc, argv, "hm:d:n:sp:L:S", long_options, &long_index);
1767 switch(long_index) {
1769 initrd_filename = optarg;
1772 hd_filename[0] = optarg;
1775 hd_filename[1] = optarg;
1784 cyls = strtol(p, (char **)&p, 0);
1788 heads = strtol(p, (char **)&p, 0);
1792 secs = strtol(p, (char **)&p, 0);
1803 kernel_filename = optarg;
1806 kernel_cmdline = optarg;
1815 fd = strtol(p, (char **)&p, 0);
1816 nd_table[nb_nics].fd = fd;
1817 snprintf(nd_table[nb_nics].ifname,
1818 sizeof(nd_table[nb_nics].ifname),
1823 } else if (*p != '\0') {
1824 fprintf(stderr, "qemu: invalid fd for network interface %d\n", nb_nics);
1833 hd_filename[2] = optarg;
1837 hd_filename[3] = optarg;
1840 hd_filename[2] = optarg;
1844 boot_device = optarg[0];
1845 if (boot_device != 'a' && boot_device != 'b' &&
1846 boot_device != 'c' && boot_device != 'd') {
1847 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
1852 fd_filename[0] = optarg;
1855 fd_filename[1] = optarg;
1858 code_copy_enabled = 0;
1861 nb_nics = atoi(optarg);
1862 if (nb_nics < 1 || nb_nics > MAX_NICS) {
1863 fprintf(stderr, "qemu: invalid number of network interfaces\n");
1872 for(i = 0; i < 6; i++) {
1873 macaddr[i] = strtol(p, (char **)&p, 16);
1880 fprintf(stderr, "qemu: invalid syntax for ethernet address\n");
1894 ram_size = atoi(optarg) * 1024 * 1024;
1897 if (ram_size > PHYS_RAM_MAX_SIZE) {
1898 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
1899 PHYS_RAM_MAX_SIZE / (1024 * 1024));
1908 mask = cpu_str_to_log_mask(optarg);
1910 printf("Log items (comma separated):\n");
1911 for(item = cpu_log_items; item->mask != 0; item++) {
1912 printf("%-10s %s\n", item->name, item->help);
1920 pstrcpy(network_script, sizeof(network_script), optarg);
1922 #ifdef CONFIG_GDBSTUB
1927 gdbstub_port = atoi(optarg);
1934 start_emulation = 0;
1939 if (optind < argc) {
1940 hd_filename[0] = argv[optind++];
1943 linux_boot = (kernel_filename != NULL);
1945 if (!linux_boot && hd_filename[0] == '\0' && hd_filename[2] == '\0' &&
1946 fd_filename[0] == '\0')
1949 /* boot to cd by default if no hard disk */
1950 if (hd_filename[0] == '\0' && boot_device == 'c') {
1951 if (fd_filename[0] != '\0')
1957 #if !defined(CONFIG_SOFTMMU)
1958 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
1960 static uint8_t stdout_buf[4096];
1961 setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
1964 setvbuf(stdout, NULL, _IOLBF, 0);
1967 /* init host network redirectors */
1968 for(i = 0; i < MAX_NICS; i++) {
1969 NetDriverState *nd = &nd_table[i];
1970 /* init virtual mac address */
1971 nd->macaddr[0] = macaddr[0];
1972 nd->macaddr[1] = macaddr[1];
1973 nd->macaddr[2] = macaddr[2];
1974 nd->macaddr[3] = macaddr[3];
1975 nd->macaddr[4] = macaddr[4];
1976 nd->macaddr[5] = macaddr[5] + i;
1980 /* init the memory */
1981 phys_ram_size = ram_size + vga_ram_size;
1983 #ifdef CONFIG_SOFTMMU
1984 phys_ram_base = memalign(TARGET_PAGE_SIZE, phys_ram_size);
1985 if (!phys_ram_base) {
1986 fprintf(stderr, "Could not allocate physical memory\n");
1990 /* as we must map the same page at several addresses, we must use
1995 tmpdir = getenv("QEMU_TMPDIR");
1998 snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir);
1999 if (mkstemp(phys_ram_file) < 0) {
2000 fprintf(stderr, "Could not create temporary memory file '%s'\n",
2004 phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
2005 if (phys_ram_fd < 0) {
2006 fprintf(stderr, "Could not open temporary memory file '%s'\n",
2010 ftruncate(phys_ram_fd, phys_ram_size);
2011 unlink(phys_ram_file);
2012 phys_ram_base = mmap(get_mmap_addr(phys_ram_size),
2014 PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED,
2016 if (phys_ram_base == MAP_FAILED) {
2017 fprintf(stderr, "Could not map physical memory\n");
2023 /* we always create the cdrom drive, even if no disk is there */
2025 bs_table[2] = bdrv_new("cdrom");
2026 bdrv_set_type_hint(bs_table[2], BDRV_TYPE_CDROM);
2029 /* open the virtual block devices */
2030 for(i = 0; i < MAX_DISKS; i++) {
2031 if (hd_filename[i]) {
2034 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
2035 bs_table[i] = bdrv_new(buf);
2037 if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) {
2038 fprintf(stderr, "qemu: could not open hard disk image '%s\n",
2042 if (i == 0 && cyls != 0)
2043 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
2047 /* we always create at least one floppy disk */
2048 fd_table[0] = bdrv_new("fda");
2049 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
2051 for(i = 0; i < MAX_FD; i++) {
2052 if (fd_filename[i]) {
2055 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
2056 fd_table[i] = bdrv_new(buf);
2057 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
2059 if (fd_filename[i] != '\0') {
2060 if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) {
2061 fprintf(stderr, "qemu: could not open floppy disk image '%s\n",
2069 /* init CPU state */
2072 cpu_single_env = env;
2074 register_savevm("timer", 0, 1, timer_save, timer_load, env);
2075 register_savevm("cpu", 0, 1, cpu_save, cpu_load, env);
2076 register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
2079 cpu_calibrate_ticks();
2083 dumb_display_init(ds);
2086 sdl_display_init(ds);
2088 dumb_display_init(ds);
2092 /* setup cpu signal handlers for MMU / self modifying code handling */
2093 #if !defined(CONFIG_SOFTMMU)
2095 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
2098 signal_stack = memalign(16, SIGNAL_STACK_SIZE);
2099 stk.ss_sp = signal_stack;
2100 stk.ss_size = SIGNAL_STACK_SIZE;
2103 if (sigaltstack(&stk, NULL) < 0) {
2104 perror("sigaltstack");
2110 struct sigaction act;
2112 sigfillset(&act.sa_mask);
2113 act.sa_flags = SA_SIGINFO;
2114 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
2115 act.sa_flags |= SA_ONSTACK;
2117 act.sa_sigaction = host_segv_handler;
2118 sigaction(SIGSEGV, &act, NULL);
2119 sigaction(SIGBUS, &act, NULL);
2120 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
2121 sigaction(SIGFPE, &act, NULL);
2128 struct sigaction act;
2129 sigfillset(&act.sa_mask);
2131 act.sa_handler = SIG_IGN;
2132 sigaction(SIGPIPE, &act, NULL);
2137 #if defined(TARGET_I386)
2138 pc_init(ram_size, vga_ram_size, boot_device,
2139 ds, fd_filename, snapshot,
2140 kernel_filename, kernel_cmdline, initrd_filename);
2141 #elif defined(TARGET_PPC)
2142 ppc_init(ram_size, vga_ram_size, boot_device,
2143 ds, fd_filename, snapshot,
2144 kernel_filename, kernel_cmdline, initrd_filename);
2147 /* launched after the device init so that it can display or not a
2151 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
2152 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
2154 #ifdef CONFIG_GDBSTUB
2156 if (gdbserver_start(gdbstub_port) < 0) {
2157 fprintf(stderr, "Could not open gdbserver socket on port %d\n",
2161 printf("Waiting gdb connection on port %d\n", gdbstub_port);
2165 if (start_emulation)