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>
50 #include <linux/if_tun.h>
53 #include <linux/rtc.h>
57 #if defined(CONFIG_SLIRP)
63 #include <sys/timeb.h>
65 #define getopt_long_only getopt_long
66 #define memalign(align, size) malloc(size)
73 #endif /* CONFIG_SDL */
77 #define main qemu_main
78 #endif /* CONFIG_COCOA */
86 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
88 //#define DEBUG_UNUSED_IOPORT
89 //#define DEBUG_IOPORT
91 #if !defined(CONFIG_SOFTMMU)
92 #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
94 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
98 #define DEFAULT_RAM_SIZE 144
100 #define DEFAULT_RAM_SIZE 128
103 #define GUI_REFRESH_INTERVAL 30
105 /* XXX: use a two level table to limit memory usage */
106 #define MAX_IOPORTS 65536
108 const char *bios_dir
= CONFIG_QEMU_SHAREDIR
;
109 char phys_ram_file
[1024];
110 CPUState
*global_env
;
111 CPUState
*cpu_single_env
;
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 static char network_script
[1024];
125 int pit_min_timer_count
= 0;
127 NetDriverState nd_table
[MAX_NICS
];
128 QEMUTimer
*gui_timer
;
130 int audio_enabled
= 0;
131 int sb16_enabled
= 1;
132 int adlib_enabled
= 1;
135 int prep_enabled
= 0;
137 int cirrus_vga_enabled
= 1;
139 int graphic_width
= 1024;
140 int graphic_height
= 768;
142 int graphic_width
= 800;
143 int graphic_height
= 600;
145 int graphic_depth
= 15;
147 TextConsole
*vga_console
;
148 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
149 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
151 int win2k_install_hack
= 0;
154 /***********************************************************/
155 /* x86 ISA bus support */
157 target_phys_addr_t isa_mem_base
= 0;
160 uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
162 #ifdef DEBUG_UNUSED_IOPORT
163 fprintf(stderr
, "inb: port=0x%04x\n", address
);
168 void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
170 #ifdef DEBUG_UNUSED_IOPORT
171 fprintf(stderr
, "outb: port=0x%04x data=0x%02x\n", address
, data
);
175 /* default is to make two byte accesses */
176 uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
179 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
180 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
181 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
185 void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
187 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
188 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
189 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
192 uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
194 #ifdef DEBUG_UNUSED_IOPORT
195 fprintf(stderr
, "inl: port=0x%04x\n", address
);
200 void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
202 #ifdef DEBUG_UNUSED_IOPORT
203 fprintf(stderr
, "outl: port=0x%04x data=0x%02x\n", address
, data
);
207 void init_ioports(void)
211 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
212 ioport_read_table
[0][i
] = default_ioport_readb
;
213 ioport_write_table
[0][i
] = default_ioport_writeb
;
214 ioport_read_table
[1][i
] = default_ioport_readw
;
215 ioport_write_table
[1][i
] = default_ioport_writew
;
216 ioport_read_table
[2][i
] = default_ioport_readl
;
217 ioport_write_table
[2][i
] = default_ioport_writel
;
221 /* size is the word size in byte */
222 int register_ioport_read(int start
, int length
, int size
,
223 IOPortReadFunc
*func
, void *opaque
)
229 } else if (size
== 2) {
231 } else if (size
== 4) {
234 hw_error("register_ioport_read: invalid size");
237 for(i
= start
; i
< start
+ length
; i
+= size
) {
238 ioport_read_table
[bsize
][i
] = func
;
239 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
240 hw_error("register_ioport_read: invalid opaque");
241 ioport_opaque
[i
] = opaque
;
246 /* size is the word size in byte */
247 int register_ioport_write(int start
, int length
, int size
,
248 IOPortWriteFunc
*func
, void *opaque
)
254 } else if (size
== 2) {
256 } else if (size
== 4) {
259 hw_error("register_ioport_write: invalid size");
262 for(i
= start
; i
< start
+ length
; i
+= size
) {
263 ioport_write_table
[bsize
][i
] = func
;
264 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
265 hw_error("register_ioport_read: invalid opaque");
266 ioport_opaque
[i
] = opaque
;
271 void isa_unassign_ioport(int start
, int length
)
275 for(i
= start
; i
< start
+ length
; i
++) {
276 ioport_read_table
[0][i
] = default_ioport_readb
;
277 ioport_read_table
[1][i
] = default_ioport_readw
;
278 ioport_read_table
[2][i
] = default_ioport_readl
;
280 ioport_write_table
[0][i
] = default_ioport_writeb
;
281 ioport_write_table
[1][i
] = default_ioport_writew
;
282 ioport_write_table
[2][i
] = default_ioport_writel
;
286 /***********************************************************/
288 void pstrcpy(char *buf
, int buf_size
, const char *str
)
298 if (c
== 0 || q
>= buf
+ buf_size
- 1)
305 /* strcat and truncate. */
306 char *pstrcat(char *buf
, int buf_size
, const char *s
)
311 pstrcpy(buf
+ len
, buf_size
- len
, s
);
315 int strstart(const char *str
, const char *val
, const char **ptr
)
331 /* return the size or -1 if error */
332 int get_image_size(const char *filename
)
335 fd
= open(filename
, O_RDONLY
| O_BINARY
);
338 size
= lseek(fd
, 0, SEEK_END
);
343 /* return the size or -1 if error */
344 int load_image(const char *filename
, uint8_t *addr
)
347 fd
= open(filename
, O_RDONLY
| O_BINARY
);
350 size
= lseek(fd
, 0, SEEK_END
);
351 lseek(fd
, 0, SEEK_SET
);
352 if (read(fd
, addr
, size
) != size
) {
360 void cpu_outb(CPUState
*env
, int addr
, int val
)
363 if (loglevel
& CPU_LOG_IOPORT
)
364 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
366 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
369 void cpu_outw(CPUState
*env
, int addr
, int val
)
372 if (loglevel
& CPU_LOG_IOPORT
)
373 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
375 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
378 void cpu_outl(CPUState
*env
, int addr
, int val
)
381 if (loglevel
& CPU_LOG_IOPORT
)
382 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
384 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
387 int cpu_inb(CPUState
*env
, int addr
)
390 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
392 if (loglevel
& CPU_LOG_IOPORT
)
393 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
398 int cpu_inw(CPUState
*env
, int addr
)
401 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
403 if (loglevel
& CPU_LOG_IOPORT
)
404 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
409 int cpu_inl(CPUState
*env
, int addr
)
412 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
414 if (loglevel
& CPU_LOG_IOPORT
)
415 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
420 /***********************************************************/
421 void hw_error(const char *fmt
, ...)
426 fprintf(stderr
, "qemu: hardware error: ");
427 vfprintf(stderr
, fmt
, ap
);
428 fprintf(stderr
, "\n");
430 cpu_dump_state(global_env
, stderr
, fprintf
, X86_DUMP_FPU
| X86_DUMP_CCOP
);
432 cpu_dump_state(global_env
, stderr
, fprintf
, 0);
438 /***********************************************************/
441 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
442 static void *qemu_put_kbd_event_opaque
;
443 static QEMUPutMouseEvent
*qemu_put_mouse_event
;
444 static void *qemu_put_mouse_event_opaque
;
446 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
448 qemu_put_kbd_event_opaque
= opaque
;
449 qemu_put_kbd_event
= func
;
452 void qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
, void *opaque
)
454 qemu_put_mouse_event_opaque
= opaque
;
455 qemu_put_mouse_event
= func
;
458 void kbd_put_keycode(int keycode
)
460 if (qemu_put_kbd_event
) {
461 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
465 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
467 if (qemu_put_mouse_event
) {
468 qemu_put_mouse_event(qemu_put_mouse_event_opaque
,
469 dx
, dy
, dz
, buttons_state
);
473 /***********************************************************/
476 #if defined(__powerpc__)
478 static inline uint32_t get_tbl(void)
481 asm volatile("mftb %0" : "=r" (tbl
));
485 static inline uint32_t get_tbu(void)
488 asm volatile("mftbu %0" : "=r" (tbl
));
492 int64_t cpu_get_real_ticks(void)
495 /* NOTE: we test if wrapping has occurred */
501 return ((int64_t)h
<< 32) | l
;
504 #elif defined(__i386__)
506 int64_t cpu_get_real_ticks(void)
509 asm volatile ("rdtsc" : "=A" (val
));
513 #elif defined(__x86_64__)
515 int64_t cpu_get_real_ticks(void)
519 asm volatile("rdtsc" : "=a" (low
), "=d" (high
));
526 #elif defined(__ia64)
528 int64_t cpu_get_real_ticks(void)
531 asm volatile ("mov %0 = ar.itc" : "=r"(val
) :: "memory");
536 #error unsupported CPU
539 static int64_t cpu_ticks_offset
;
540 static int cpu_ticks_enabled
;
542 static inline int64_t cpu_get_ticks(void)
544 if (!cpu_ticks_enabled
) {
545 return cpu_ticks_offset
;
547 return cpu_get_real_ticks() + cpu_ticks_offset
;
551 /* enable cpu_get_ticks() */
552 void cpu_enable_ticks(void)
554 if (!cpu_ticks_enabled
) {
555 cpu_ticks_offset
-= cpu_get_real_ticks();
556 cpu_ticks_enabled
= 1;
560 /* disable cpu_get_ticks() : the clock is stopped. You must not call
561 cpu_get_ticks() after that. */
562 void cpu_disable_ticks(void)
564 if (cpu_ticks_enabled
) {
565 cpu_ticks_offset
= cpu_get_ticks();
566 cpu_ticks_enabled
= 0;
570 static int64_t get_clock(void)
575 return ((int64_t)tb
.time
* 1000 + (int64_t)tb
.millitm
) * 1000;
578 gettimeofday(&tv
, NULL
);
579 return tv
.tv_sec
* 1000000LL + tv
.tv_usec
;
583 void cpu_calibrate_ticks(void)
588 ticks
= cpu_get_real_ticks();
594 usec
= get_clock() - usec
;
595 ticks
= cpu_get_real_ticks() - ticks
;
596 ticks_per_sec
= (ticks
* 1000000LL + (usec
>> 1)) / usec
;
599 /* compute with 96 bit intermediate result: (a*b)/c */
600 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
605 #ifdef WORDS_BIGENDIAN
615 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
616 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
619 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
623 #define QEMU_TIMER_REALTIME 0
624 #define QEMU_TIMER_VIRTUAL 1
628 /* XXX: add frequency */
636 struct QEMUTimer
*next
;
642 static QEMUTimer
*active_timers
[2];
644 static MMRESULT timerID
;
646 /* frequency of the times() clock tick */
647 static int timer_freq
;
650 QEMUClock
*qemu_new_clock(int type
)
653 clock
= qemu_mallocz(sizeof(QEMUClock
));
660 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
664 ts
= qemu_mallocz(sizeof(QEMUTimer
));
671 void qemu_free_timer(QEMUTimer
*ts
)
676 /* stop a timer, but do not dealloc it */
677 void qemu_del_timer(QEMUTimer
*ts
)
681 /* NOTE: this code must be signal safe because
682 qemu_timer_expired() can be called from a signal. */
683 pt
= &active_timers
[ts
->clock
->type
];
696 /* modify the current timer so that it will be fired when current_time
697 >= expire_time. The corresponding callback will be called. */
698 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
704 /* add the timer in the sorted list */
705 /* NOTE: this code must be signal safe because
706 qemu_timer_expired() can be called from a signal. */
707 pt
= &active_timers
[ts
->clock
->type
];
712 if (t
->expire_time
> expire_time
)
716 ts
->expire_time
= expire_time
;
721 int qemu_timer_pending(QEMUTimer
*ts
)
724 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
731 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
735 return (timer_head
->expire_time
<= current_time
);
738 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
744 if (!ts
|| ts
->expire_time
> current_time
)
746 /* remove timer from the list before calling the callback */
747 *ptimer_head
= ts
->next
;
750 /* run the callback (the timer list can be modified) */
755 int64_t qemu_get_clock(QEMUClock
*clock
)
757 switch(clock
->type
) {
758 case QEMU_TIMER_REALTIME
:
760 return GetTickCount();
765 /* Note that using gettimeofday() is not a good solution
766 for timers because its value change when the date is
768 if (timer_freq
== 100) {
769 return times(&tp
) * 10;
771 return ((int64_t)times(&tp
) * 1000) / timer_freq
;
776 case QEMU_TIMER_VIRTUAL
:
777 return cpu_get_ticks();
782 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
784 uint64_t expire_time
;
786 if (qemu_timer_pending(ts
)) {
787 expire_time
= ts
->expire_time
;
791 qemu_put_be64(f
, expire_time
);
794 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
796 uint64_t expire_time
;
798 expire_time
= qemu_get_be64(f
);
799 if (expire_time
!= -1) {
800 qemu_mod_timer(ts
, expire_time
);
806 static void timer_save(QEMUFile
*f
, void *opaque
)
808 if (cpu_ticks_enabled
) {
809 hw_error("cannot save state if virtual timers are running");
811 qemu_put_be64s(f
, &cpu_ticks_offset
);
812 qemu_put_be64s(f
, &ticks_per_sec
);
815 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
819 if (cpu_ticks_enabled
) {
822 qemu_get_be64s(f
, &cpu_ticks_offset
);
823 qemu_get_be64s(f
, &ticks_per_sec
);
828 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
829 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
831 static void host_alarm_handler(int host_signum
)
835 #define DISP_FREQ 1000
837 static int64_t delta_min
= INT64_MAX
;
838 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
840 ti
= qemu_get_clock(vm_clock
);
841 if (last_clock
!= 0) {
842 delta
= ti
- last_clock
;
843 if (delta
< delta_min
)
845 if (delta
> delta_max
)
848 if (++count
== DISP_FREQ
) {
849 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
850 muldiv64(delta_min
, 1000000, ticks_per_sec
),
851 muldiv64(delta_max
, 1000000, ticks_per_sec
),
852 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
853 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
855 delta_min
= INT64_MAX
;
863 if (qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
864 qemu_get_clock(vm_clock
)) ||
865 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
866 qemu_get_clock(rt_clock
))) {
867 /* stop the cpu because a timer occured */
868 cpu_interrupt(global_env
, CPU_INTERRUPT_EXIT
);
874 #if defined(__linux__)
876 #define RTC_FREQ 1024
880 static int start_rtc_timer(void)
882 rtc_fd
= open("/dev/rtc", O_RDONLY
);
885 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
886 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
887 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
888 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
891 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
896 pit_min_timer_count
= PIT_FREQ
/ RTC_FREQ
;
902 static int start_rtc_timer(void)
907 #endif /* !defined(__linux__) */
909 #endif /* !defined(_WIN32) */
911 static void init_timers(void)
913 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
914 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
919 timerID
= timeSetEvent(10, // interval (ms)
921 host_alarm_handler
, // function
922 (DWORD
)&count
, // user parameter
923 TIME_PERIODIC
| TIME_CALLBACK_FUNCTION
);
925 perror("failed timer alarm");
929 pit_min_timer_count
= ((uint64_t)10000 * PIT_FREQ
) / 1000000;
932 struct sigaction act
;
933 struct itimerval itv
;
935 /* get times() syscall frequency */
936 timer_freq
= sysconf(_SC_CLK_TCK
);
939 sigfillset(&act
.sa_mask
);
941 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
942 act
.sa_flags
|= SA_ONSTACK
;
944 act
.sa_handler
= host_alarm_handler
;
945 sigaction(SIGALRM
, &act
, NULL
);
947 itv
.it_interval
.tv_sec
= 0;
948 itv
.it_interval
.tv_usec
= 999; /* for i386 kernel 2.6 to get 1 ms */
949 itv
.it_value
.tv_sec
= 0;
950 itv
.it_value
.tv_usec
= 10 * 1000;
951 setitimer(ITIMER_REAL
, &itv
, NULL
);
952 /* we probe the tick duration of the kernel to inform the user if
953 the emulated kernel requested a too high timer frequency */
954 getitimer(ITIMER_REAL
, &itv
);
956 #if defined(__linux__)
957 if (itv
.it_interval
.tv_usec
> 1000) {
958 /* try to use /dev/rtc to have a faster timer */
959 if (start_rtc_timer() < 0)
962 itv
.it_interval
.tv_sec
= 0;
963 itv
.it_interval
.tv_usec
= 0;
964 itv
.it_value
.tv_sec
= 0;
965 itv
.it_value
.tv_usec
= 0;
966 setitimer(ITIMER_REAL
, &itv
, NULL
);
969 sigaction(SIGIO
, &act
, NULL
);
970 fcntl(rtc_fd
, F_SETFL
, O_ASYNC
);
971 fcntl(rtc_fd
, F_SETOWN
, getpid());
973 #endif /* defined(__linux__) */
976 pit_min_timer_count
= ((uint64_t)itv
.it_interval
.tv_usec
*
983 void quit_timers(void)
986 timeKillEvent(timerID
);
990 /***********************************************************/
991 /* character device */
993 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
995 return s
->chr_write(s
, buf
, len
);
998 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1003 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1004 qemu_chr_write(s
, buf
, strlen(buf
));
1008 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1010 if (s
->chr_send_event
)
1011 s
->chr_send_event(s
, event
);
1014 void qemu_chr_add_read_handler(CharDriverState
*s
,
1015 IOCanRWHandler
*fd_can_read
,
1016 IOReadHandler
*fd_read
, void *opaque
)
1018 s
->chr_add_read_handler(s
, fd_can_read
, fd_read
, opaque
);
1021 void qemu_chr_add_event_handler(CharDriverState
*s
, IOEventHandler
*chr_event
)
1023 s
->chr_event
= chr_event
;
1026 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1031 static void null_chr_add_read_handler(CharDriverState
*chr
,
1032 IOCanRWHandler
*fd_can_read
,
1033 IOReadHandler
*fd_read
, void *opaque
)
1037 CharDriverState
*qemu_chr_open_null(void)
1039 CharDriverState
*chr
;
1041 chr
= qemu_mallocz(sizeof(CharDriverState
));
1044 chr
->chr_write
= null_chr_write
;
1045 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1053 /* for nographic stdio only */
1054 IOCanRWHandler
*fd_can_read
;
1055 IOReadHandler
*fd_read
;
1059 #define STDIO_MAX_CLIENTS 2
1061 static int stdio_nb_clients
;
1062 static CharDriverState
*stdio_clients
[STDIO_MAX_CLIENTS
];
1064 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1070 ret
= write(fd
, buf
, len
);
1072 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1074 } else if (ret
== 0) {
1084 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1086 FDCharDriver
*s
= chr
->opaque
;
1087 return unix_write(s
->fd_out
, buf
, len
);
1090 static void fd_chr_add_read_handler(CharDriverState
*chr
,
1091 IOCanRWHandler
*fd_can_read
,
1092 IOReadHandler
*fd_read
, void *opaque
)
1094 FDCharDriver
*s
= chr
->opaque
;
1096 if (nographic
&& s
->fd_in
== 0) {
1097 s
->fd_can_read
= fd_can_read
;
1098 s
->fd_read
= fd_read
;
1099 s
->fd_opaque
= opaque
;
1101 qemu_add_fd_read_handler(s
->fd_in
, fd_can_read
, fd_read
, opaque
);
1105 /* open a character device to a unix fd */
1106 CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1108 CharDriverState
*chr
;
1111 chr
= qemu_mallocz(sizeof(CharDriverState
));
1114 s
= qemu_mallocz(sizeof(FDCharDriver
));
1122 chr
->chr_write
= fd_chr_write
;
1123 chr
->chr_add_read_handler
= fd_chr_add_read_handler
;
1127 /* for STDIO, we handle the case where several clients use it
1130 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1132 static int term_got_escape
, client_index
;
1134 void term_print_help(void)
1137 "C-a h print this help\n"
1138 "C-a x exit emulator\n"
1139 "C-a s save disk data back to file (if -snapshot)\n"
1140 "C-a b send break (magic sysrq)\n"
1141 "C-a c switch between console and monitor\n"
1142 "C-a C-a send C-a\n"
1146 /* called when a char is received */
1147 static void stdio_received_byte(int ch
)
1149 if (term_got_escape
) {
1150 term_got_escape
= 0;
1161 for (i
= 0; i
< MAX_DISKS
; i
++) {
1163 bdrv_commit(bs_table
[i
]);
1168 if (client_index
< stdio_nb_clients
) {
1169 CharDriverState
*chr
;
1172 chr
= stdio_clients
[client_index
];
1174 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
1179 if (client_index
>= stdio_nb_clients
)
1181 if (client_index
== 0) {
1182 /* send a new line in the monitor to get the prompt */
1190 } else if (ch
== TERM_ESCAPE
) {
1191 term_got_escape
= 1;
1194 if (client_index
< stdio_nb_clients
) {
1196 CharDriverState
*chr
;
1199 chr
= stdio_clients
[client_index
];
1202 /* XXX: should queue the char if the device is not
1204 if (s
->fd_can_read(s
->fd_opaque
) > 0)
1205 s
->fd_read(s
->fd_opaque
, buf
, 1);
1210 static int stdio_can_read(void *opaque
)
1212 /* XXX: not strictly correct */
1216 static void stdio_read(void *opaque
, const uint8_t *buf
, int size
)
1219 for(i
= 0; i
< size
; i
++)
1220 stdio_received_byte(buf
[i
]);
1223 /* init terminal so that we can grab keys */
1224 static struct termios oldtty
;
1225 static int old_fd0_flags
;
1227 static void term_exit(void)
1229 tcsetattr (0, TCSANOW
, &oldtty
);
1230 fcntl(0, F_SETFL
, old_fd0_flags
);
1233 static void term_init(void)
1237 tcgetattr (0, &tty
);
1239 old_fd0_flags
= fcntl(0, F_GETFL
);
1241 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1242 |INLCR
|IGNCR
|ICRNL
|IXON
);
1243 tty
.c_oflag
|= OPOST
;
1244 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1245 /* if graphical mode, we allow Ctrl-C handling */
1247 tty
.c_lflag
&= ~ISIG
;
1248 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1251 tty
.c_cc
[VTIME
] = 0;
1253 tcsetattr (0, TCSANOW
, &tty
);
1257 fcntl(0, F_SETFL
, O_NONBLOCK
);
1260 CharDriverState
*qemu_chr_open_stdio(void)
1262 CharDriverState
*chr
;
1265 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1267 chr
= qemu_chr_open_fd(0, 1);
1268 if (stdio_nb_clients
== 0)
1269 qemu_add_fd_read_handler(0, stdio_can_read
, stdio_read
, NULL
);
1270 client_index
= stdio_nb_clients
;
1272 if (stdio_nb_clients
!= 0)
1274 chr
= qemu_chr_open_fd(0, 1);
1276 stdio_clients
[stdio_nb_clients
++] = chr
;
1277 if (stdio_nb_clients
== 1) {
1278 /* set the terminal in raw mode */
1284 #if defined(__linux__)
1285 CharDriverState
*qemu_chr_open_pty(void)
1287 char slave_name
[1024];
1288 int master_fd
, slave_fd
;
1290 /* Not satisfying */
1291 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1294 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1295 return qemu_chr_open_fd(master_fd
, master_fd
);
1298 CharDriverState
*qemu_chr_open_pty(void)
1304 #endif /* !defined(_WIN32) */
1306 CharDriverState
*qemu_chr_open(const char *filename
)
1308 if (!strcmp(filename
, "vc")) {
1309 return text_console_init(&display_state
);
1310 } else if (!strcmp(filename
, "null")) {
1311 return qemu_chr_open_null();
1314 if (!strcmp(filename
, "pty")) {
1315 return qemu_chr_open_pty();
1316 } else if (!strcmp(filename
, "stdio")) {
1317 return qemu_chr_open_stdio();
1325 /***********************************************************/
1326 /* Linux network device redirectors */
1328 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
1332 for(i
=0;i
<size
;i
+=16) {
1336 fprintf(f
, "%08x ", i
);
1339 fprintf(f
, " %02x", buf
[i
+j
]);
1344 for(j
=0;j
<len
;j
++) {
1346 if (c
< ' ' || c
> '~')
1348 fprintf(f
, "%c", c
);
1354 void qemu_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1356 nd
->send_packet(nd
, buf
, size
);
1359 void qemu_add_read_packet(NetDriverState
*nd
, IOCanRWHandler
*fd_can_read
,
1360 IOReadHandler
*fd_read
, void *opaque
)
1362 nd
->add_read_packet(nd
, fd_can_read
, fd_read
, opaque
);
1365 /* dummy network adapter */
1367 static void dummy_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1371 static void dummy_add_read_packet(NetDriverState
*nd
,
1372 IOCanRWHandler
*fd_can_read
,
1373 IOReadHandler
*fd_read
, void *opaque
)
1377 static int net_dummy_init(NetDriverState
*nd
)
1379 nd
->send_packet
= dummy_send_packet
;
1380 nd
->add_read_packet
= dummy_add_read_packet
;
1381 pstrcpy(nd
->ifname
, sizeof(nd
->ifname
), "dummy");
1385 #if defined(CONFIG_SLIRP)
1387 /* slirp network adapter */
1389 static void *slirp_fd_opaque
;
1390 static IOCanRWHandler
*slirp_fd_can_read
;
1391 static IOReadHandler
*slirp_fd_read
;
1392 static int slirp_inited
;
1394 int slirp_can_output(void)
1396 return slirp_fd_can_read(slirp_fd_opaque
);
1399 void slirp_output(const uint8_t *pkt
, int pkt_len
)
1402 printf("output:\n");
1403 hex_dump(stdout
, pkt
, pkt_len
);
1405 slirp_fd_read(slirp_fd_opaque
, pkt
, pkt_len
);
1408 static void slirp_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1412 hex_dump(stdout
, buf
, size
);
1414 slirp_input(buf
, size
);
1417 static void slirp_add_read_packet(NetDriverState
*nd
,
1418 IOCanRWHandler
*fd_can_read
,
1419 IOReadHandler
*fd_read
, void *opaque
)
1421 slirp_fd_opaque
= opaque
;
1422 slirp_fd_can_read
= fd_can_read
;
1423 slirp_fd_read
= fd_read
;
1426 static int net_slirp_init(NetDriverState
*nd
)
1428 if (!slirp_inited
) {
1432 nd
->send_packet
= slirp_send_packet
;
1433 nd
->add_read_packet
= slirp_add_read_packet
;
1434 pstrcpy(nd
->ifname
, sizeof(nd
->ifname
), "slirp");
1438 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
1443 p1
= strchr(p
, sep
);
1449 if (len
> buf_size
- 1)
1451 memcpy(buf
, p
, len
);
1458 static void net_slirp_redir(const char *redir_str
)
1463 struct in_addr guest_addr
;
1464 int host_port
, guest_port
;
1466 if (!slirp_inited
) {
1472 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1474 if (!strcmp(buf
, "tcp")) {
1476 } else if (!strcmp(buf
, "udp")) {
1482 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1484 host_port
= strtol(buf
, &r
, 0);
1488 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1490 if (buf
[0] == '\0') {
1491 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
1493 if (!inet_aton(buf
, &guest_addr
))
1496 guest_port
= strtol(p
, &r
, 0);
1500 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
1501 fprintf(stderr
, "qemu: could not set up redirection\n");
1506 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
1514 static void smb_exit(void)
1518 char filename
[1024];
1520 /* erase all the files in the directory */
1521 d
= opendir(smb_dir
);
1526 if (strcmp(de
->d_name
, ".") != 0 &&
1527 strcmp(de
->d_name
, "..") != 0) {
1528 snprintf(filename
, sizeof(filename
), "%s/%s",
1529 smb_dir
, de
->d_name
);
1537 /* automatic user mode samba server configuration */
1538 void net_slirp_smb(const char *exported_dir
)
1540 char smb_conf
[1024];
1541 char smb_cmdline
[1024];
1544 if (!slirp_inited
) {
1549 /* XXX: better tmp dir construction */
1550 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
1551 if (mkdir(smb_dir
, 0700) < 0) {
1552 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
1555 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
1557 f
= fopen(smb_conf
, "w");
1559 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
1566 "socket address=127.0.0.1\n"
1567 "pid directory=%s\n"
1568 "lock directory=%s\n"
1569 "log file=%s/log.smbd\n"
1570 "smb passwd file=%s/smbpasswd\n"
1571 "security = share\n"
1586 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "/usr/sbin/smbd -s %s",
1589 slirp_add_exec(0, smb_cmdline
, 4, 139);
1592 #endif /* !defined(_WIN32) */
1594 #endif /* CONFIG_SLIRP */
1596 #if !defined(_WIN32)
1598 static int tun_open(char *ifname
, int ifname_size
)
1604 fd
= open("/dev/tap", O_RDWR
);
1606 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
1611 dev
= devname(s
.st_rdev
, S_IFCHR
);
1612 pstrcpy(ifname
, ifname_size
, dev
);
1614 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1618 static int tun_open(char *ifname
, int ifname_size
)
1623 fd
= open("/dev/net/tun", O_RDWR
);
1625 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
1628 memset(&ifr
, 0, sizeof(ifr
));
1629 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
1630 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tun%d");
1631 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
1633 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
1637 printf("Connected to host network interface: %s\n", ifr
.ifr_name
);
1638 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
1639 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1644 static void tun_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1646 write(nd
->fd
, buf
, size
);
1649 static void tun_add_read_packet(NetDriverState
*nd
,
1650 IOCanRWHandler
*fd_can_read
,
1651 IOReadHandler
*fd_read
, void *opaque
)
1653 qemu_add_fd_read_handler(nd
->fd
, fd_can_read
, fd_read
, opaque
);
1656 static int net_tun_init(NetDriverState
*nd
)
1662 nd
->fd
= tun_open(nd
->ifname
, sizeof(nd
->ifname
));
1666 /* try to launch network init script */
1671 *parg
++ = network_script
;
1672 *parg
++ = nd
->ifname
;
1674 execv(network_script
, args
);
1677 while (waitpid(pid
, &status
, 0) != pid
);
1678 if (!WIFEXITED(status
) ||
1679 WEXITSTATUS(status
) != 0) {
1680 fprintf(stderr
, "%s: could not launch network script\n",
1684 nd
->send_packet
= tun_send_packet
;
1685 nd
->add_read_packet
= tun_add_read_packet
;
1689 static int net_fd_init(NetDriverState
*nd
, int fd
)
1692 nd
->send_packet
= tun_send_packet
;
1693 nd
->add_read_packet
= tun_add_read_packet
;
1694 pstrcpy(nd
->ifname
, sizeof(nd
->ifname
), "tunfd");
1698 #endif /* !_WIN32 */
1700 /***********************************************************/
1703 static char *pid_filename
;
1705 /* Remove PID file. Called on normal exit */
1707 static void remove_pidfile(void)
1709 unlink (pid_filename
);
1712 static void create_pidfile(const char *filename
)
1714 struct stat pidstat
;
1717 /* Try to write our PID to the named file */
1718 if (stat(filename
, &pidstat
) < 0) {
1719 if (errno
== ENOENT
) {
1720 if ((f
= fopen (filename
, "w")) == NULL
) {
1721 perror("Opening pidfile");
1724 fprintf(f
, "%d\n", getpid());
1726 pid_filename
= qemu_strdup(filename
);
1727 if (!pid_filename
) {
1728 fprintf(stderr
, "Could not save PID filename");
1731 atexit(remove_pidfile
);
1734 fprintf(stderr
, "%s already exists. Remove it and try again.\n",
1740 /***********************************************************/
1743 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
1747 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
1751 static void dumb_refresh(DisplayState
*ds
)
1753 vga_update_display();
1756 void dumb_display_init(DisplayState
*ds
)
1761 ds
->dpy_update
= dumb_update
;
1762 ds
->dpy_resize
= dumb_resize
;
1763 ds
->dpy_refresh
= dumb_refresh
;
1766 #if !defined(CONFIG_SOFTMMU)
1767 /***********************************************************/
1768 /* cpu signal handler */
1769 static void host_segv_handler(int host_signum
, siginfo_t
*info
,
1772 if (cpu_signal_handler(host_signum
, info
, puc
))
1774 if (stdio_nb_clients
> 0)
1780 /***********************************************************/
1783 #define MAX_IO_HANDLERS 64
1785 typedef struct IOHandlerRecord
{
1787 IOCanRWHandler
*fd_can_read
;
1788 IOReadHandler
*fd_read
;
1790 /* temporary data */
1793 struct IOHandlerRecord
*next
;
1796 static IOHandlerRecord
*first_io_handler
;
1798 int qemu_add_fd_read_handler(int fd
, IOCanRWHandler
*fd_can_read
,
1799 IOReadHandler
*fd_read
, void *opaque
)
1801 IOHandlerRecord
*ioh
;
1803 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
1807 ioh
->fd_can_read
= fd_can_read
;
1808 ioh
->fd_read
= fd_read
;
1809 ioh
->opaque
= opaque
;
1810 ioh
->next
= first_io_handler
;
1811 first_io_handler
= ioh
;
1815 void qemu_del_fd_read_handler(int fd
)
1817 IOHandlerRecord
**pioh
, *ioh
;
1819 pioh
= &first_io_handler
;
1824 if (ioh
->fd
== fd
) {
1832 /***********************************************************/
1833 /* savevm/loadvm support */
1835 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
1837 fwrite(buf
, 1, size
, f
);
1840 void qemu_put_byte(QEMUFile
*f
, int v
)
1845 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
1847 qemu_put_byte(f
, v
>> 8);
1848 qemu_put_byte(f
, v
);
1851 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
1853 qemu_put_byte(f
, v
>> 24);
1854 qemu_put_byte(f
, v
>> 16);
1855 qemu_put_byte(f
, v
>> 8);
1856 qemu_put_byte(f
, v
);
1859 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
1861 qemu_put_be32(f
, v
>> 32);
1862 qemu_put_be32(f
, v
);
1865 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size
)
1867 return fread(buf
, 1, size
, f
);
1870 int qemu_get_byte(QEMUFile
*f
)
1880 unsigned int qemu_get_be16(QEMUFile
*f
)
1883 v
= qemu_get_byte(f
) << 8;
1884 v
|= qemu_get_byte(f
);
1888 unsigned int qemu_get_be32(QEMUFile
*f
)
1891 v
= qemu_get_byte(f
) << 24;
1892 v
|= qemu_get_byte(f
) << 16;
1893 v
|= qemu_get_byte(f
) << 8;
1894 v
|= qemu_get_byte(f
);
1898 uint64_t qemu_get_be64(QEMUFile
*f
)
1901 v
= (uint64_t)qemu_get_be32(f
) << 32;
1902 v
|= qemu_get_be32(f
);
1906 int64_t qemu_ftell(QEMUFile
*f
)
1911 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
1913 if (fseek(f
, pos
, whence
) < 0)
1918 typedef struct SaveStateEntry
{
1922 SaveStateHandler
*save_state
;
1923 LoadStateHandler
*load_state
;
1925 struct SaveStateEntry
*next
;
1928 static SaveStateEntry
*first_se
;
1930 int register_savevm(const char *idstr
,
1933 SaveStateHandler
*save_state
,
1934 LoadStateHandler
*load_state
,
1937 SaveStateEntry
*se
, **pse
;
1939 se
= qemu_malloc(sizeof(SaveStateEntry
));
1942 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
1943 se
->instance_id
= instance_id
;
1944 se
->version_id
= version_id
;
1945 se
->save_state
= save_state
;
1946 se
->load_state
= load_state
;
1947 se
->opaque
= opaque
;
1950 /* add at the end of list */
1952 while (*pse
!= NULL
)
1953 pse
= &(*pse
)->next
;
1958 #define QEMU_VM_FILE_MAGIC 0x5145564d
1959 #define QEMU_VM_FILE_VERSION 0x00000001
1961 int qemu_savevm(const char *filename
)
1965 int len
, len_pos
, cur_pos
, saved_vm_running
, ret
;
1967 saved_vm_running
= vm_running
;
1970 f
= fopen(filename
, "wb");
1976 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
1977 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
1979 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
1981 len
= strlen(se
->idstr
);
1982 qemu_put_byte(f
, len
);
1983 qemu_put_buffer(f
, se
->idstr
, len
);
1985 qemu_put_be32(f
, se
->instance_id
);
1986 qemu_put_be32(f
, se
->version_id
);
1988 /* record size: filled later */
1990 qemu_put_be32(f
, 0);
1992 se
->save_state(f
, se
->opaque
);
1994 /* fill record size */
1996 len
= ftell(f
) - len_pos
- 4;
1997 fseek(f
, len_pos
, SEEK_SET
);
1998 qemu_put_be32(f
, len
);
1999 fseek(f
, cur_pos
, SEEK_SET
);
2005 if (saved_vm_running
)
2010 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
2014 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
2015 if (!strcmp(se
->idstr
, idstr
) &&
2016 instance_id
== se
->instance_id
)
2022 int qemu_loadvm(const char *filename
)
2026 int len
, cur_pos
, ret
, instance_id
, record_len
, version_id
;
2027 int saved_vm_running
;
2031 saved_vm_running
= vm_running
;
2034 f
= fopen(filename
, "rb");
2040 v
= qemu_get_be32(f
);
2041 if (v
!= QEMU_VM_FILE_MAGIC
)
2043 v
= qemu_get_be32(f
);
2044 if (v
!= QEMU_VM_FILE_VERSION
) {
2051 #if defined (DO_TB_FLUSH)
2052 tb_flush(global_env
);
2054 len
= qemu_get_byte(f
);
2057 qemu_get_buffer(f
, idstr
, len
);
2059 instance_id
= qemu_get_be32(f
);
2060 version_id
= qemu_get_be32(f
);
2061 record_len
= qemu_get_be32(f
);
2063 printf("idstr=%s instance=0x%x version=%d len=%d\n",
2064 idstr
, instance_id
, version_id
, record_len
);
2067 se
= find_se(idstr
, instance_id
);
2069 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
2070 instance_id
, idstr
);
2072 ret
= se
->load_state(f
, se
->opaque
, version_id
);
2074 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
2075 instance_id
, idstr
);
2078 /* always seek to exact end of record */
2079 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
2084 if (saved_vm_running
)
2089 /***********************************************************/
2090 /* cpu save/restore */
2092 #if defined(TARGET_I386)
2094 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
2096 qemu_put_be32(f
, dt
->selector
);
2097 qemu_put_betl(f
, dt
->base
);
2098 qemu_put_be32(f
, dt
->limit
);
2099 qemu_put_be32(f
, dt
->flags
);
2102 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
2104 dt
->selector
= qemu_get_be32(f
);
2105 dt
->base
= qemu_get_betl(f
);
2106 dt
->limit
= qemu_get_be32(f
);
2107 dt
->flags
= qemu_get_be32(f
);
2110 void cpu_save(QEMUFile
*f
, void *opaque
)
2112 CPUState
*env
= opaque
;
2113 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
2117 for(i
= 0; i
< CPU_NB_REGS
; i
++)
2118 qemu_put_betls(f
, &env
->regs
[i
]);
2119 qemu_put_betls(f
, &env
->eip
);
2120 qemu_put_betls(f
, &env
->eflags
);
2121 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
2122 qemu_put_be32s(f
, &hflags
);
2126 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
2128 for(i
= 0; i
< 8; i
++) {
2129 fptag
|= ((!env
->fptags
[i
]) << i
);
2132 qemu_put_be16s(f
, &fpuc
);
2133 qemu_put_be16s(f
, &fpus
);
2134 qemu_put_be16s(f
, &fptag
);
2136 #ifdef USE_X86LDOUBLE
2141 qemu_put_be16s(f
, &fpregs_format
);
2143 for(i
= 0; i
< 8; i
++) {
2144 #ifdef USE_X86LDOUBLE
2148 /* we save the real CPU data (in case of MMX usage only 'mant'
2149 contains the MMX register */
2150 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
2151 qemu_put_be64(f
, mant
);
2152 qemu_put_be16(f
, exp
);
2155 /* if we use doubles for float emulation, we save the doubles to
2156 avoid losing information in case of MMX usage. It can give
2157 problems if the image is restored on a CPU where long
2158 doubles are used instead. */
2159 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
2163 for(i
= 0; i
< 6; i
++)
2164 cpu_put_seg(f
, &env
->segs
[i
]);
2165 cpu_put_seg(f
, &env
->ldt
);
2166 cpu_put_seg(f
, &env
->tr
);
2167 cpu_put_seg(f
, &env
->gdt
);
2168 cpu_put_seg(f
, &env
->idt
);
2170 qemu_put_be32s(f
, &env
->sysenter_cs
);
2171 qemu_put_be32s(f
, &env
->sysenter_esp
);
2172 qemu_put_be32s(f
, &env
->sysenter_eip
);
2174 qemu_put_betls(f
, &env
->cr
[0]);
2175 qemu_put_betls(f
, &env
->cr
[2]);
2176 qemu_put_betls(f
, &env
->cr
[3]);
2177 qemu_put_betls(f
, &env
->cr
[4]);
2179 for(i
= 0; i
< 8; i
++)
2180 qemu_put_betls(f
, &env
->dr
[i
]);
2183 qemu_put_be32s(f
, &env
->a20_mask
);
2186 qemu_put_be32s(f
, &env
->mxcsr
);
2187 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
2188 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
2189 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
2192 #ifdef TARGET_X86_64
2193 qemu_put_be64s(f
, &env
->efer
);
2194 qemu_put_be64s(f
, &env
->star
);
2195 qemu_put_be64s(f
, &env
->lstar
);
2196 qemu_put_be64s(f
, &env
->cstar
);
2197 qemu_put_be64s(f
, &env
->fmask
);
2198 qemu_put_be64s(f
, &env
->kernelgsbase
);
2202 #ifdef USE_X86LDOUBLE
2203 /* XXX: add that in a FPU generic layer */
2204 union x86_longdouble
{
2209 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
2210 #define EXPBIAS1 1023
2211 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
2212 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
2214 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
2218 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
2219 /* exponent + sign */
2220 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
2221 e
|= SIGND1(temp
) >> 16;
2226 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2228 CPUState
*env
= opaque
;
2231 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
2233 if (version_id
!= 3)
2235 for(i
= 0; i
< CPU_NB_REGS
; i
++)
2236 qemu_get_betls(f
, &env
->regs
[i
]);
2237 qemu_get_betls(f
, &env
->eip
);
2238 qemu_get_betls(f
, &env
->eflags
);
2239 qemu_get_be32s(f
, &hflags
);
2241 qemu_get_be16s(f
, &fpuc
);
2242 qemu_get_be16s(f
, &fpus
);
2243 qemu_get_be16s(f
, &fptag
);
2244 qemu_get_be16s(f
, &fpregs_format
);
2246 /* NOTE: we cannot always restore the FPU state if the image come
2247 from a host with a different 'USE_X86LDOUBLE' define. We guess
2248 if we are in an MMX state to restore correctly in that case. */
2249 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
2250 for(i
= 0; i
< 8; i
++) {
2254 switch(fpregs_format
) {
2256 mant
= qemu_get_be64(f
);
2257 exp
= qemu_get_be16(f
);
2258 #ifdef USE_X86LDOUBLE
2259 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
2261 /* difficult case */
2263 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
2265 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
2269 mant
= qemu_get_be64(f
);
2270 #ifdef USE_X86LDOUBLE
2272 union x86_longdouble
*p
;
2273 /* difficult case */
2274 p
= (void *)&env
->fpregs
[i
];
2279 fp64_to_fp80(p
, mant
);
2283 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
2292 /* XXX: restore FPU round state */
2293 env
->fpstt
= (fpus
>> 11) & 7;
2294 env
->fpus
= fpus
& ~0x3800;
2296 for(i
= 0; i
< 8; i
++) {
2297 env
->fptags
[i
] = (fptag
>> i
) & 1;
2300 for(i
= 0; i
< 6; i
++)
2301 cpu_get_seg(f
, &env
->segs
[i
]);
2302 cpu_get_seg(f
, &env
->ldt
);
2303 cpu_get_seg(f
, &env
->tr
);
2304 cpu_get_seg(f
, &env
->gdt
);
2305 cpu_get_seg(f
, &env
->idt
);
2307 qemu_get_be32s(f
, &env
->sysenter_cs
);
2308 qemu_get_be32s(f
, &env
->sysenter_esp
);
2309 qemu_get_be32s(f
, &env
->sysenter_eip
);
2311 qemu_get_betls(f
, &env
->cr
[0]);
2312 qemu_get_betls(f
, &env
->cr
[2]);
2313 qemu_get_betls(f
, &env
->cr
[3]);
2314 qemu_get_betls(f
, &env
->cr
[4]);
2316 for(i
= 0; i
< 8; i
++)
2317 qemu_get_betls(f
, &env
->dr
[i
]);
2320 qemu_get_be32s(f
, &env
->a20_mask
);
2322 qemu_get_be32s(f
, &env
->mxcsr
);
2323 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
2324 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
2325 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
2328 #ifdef TARGET_X86_64
2329 qemu_get_be64s(f
, &env
->efer
);
2330 qemu_get_be64s(f
, &env
->star
);
2331 qemu_get_be64s(f
, &env
->lstar
);
2332 qemu_get_be64s(f
, &env
->cstar
);
2333 qemu_get_be64s(f
, &env
->fmask
);
2334 qemu_get_be64s(f
, &env
->kernelgsbase
);
2337 /* XXX: compute hflags from scratch, except for CPL and IIF */
2338 env
->hflags
= hflags
;
2343 #elif defined(TARGET_PPC)
2344 void cpu_save(QEMUFile
*f
, void *opaque
)
2348 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2353 #elif defined(TARGET_MIPS)
2354 void cpu_save(QEMUFile
*f
, void *opaque
)
2358 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2363 #elif defined(TARGET_SPARC)
2364 void cpu_save(QEMUFile
*f
, void *opaque
)
2366 CPUState
*env
= opaque
;
2370 for(i
= 0; i
< 8; i
++)
2371 qemu_put_betls(f
, &env
->gregs
[i
]);
2372 for(i
= 0; i
< NWINDOWS
* 16; i
++)
2373 qemu_put_betls(f
, &env
->regbase
[i
]);
2376 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
2382 qemu_put_betl(f
, u
.i
);
2385 qemu_put_betls(f
, &env
->pc
);
2386 qemu_put_betls(f
, &env
->npc
);
2387 qemu_put_betls(f
, &env
->y
);
2389 qemu_put_be32(f
, tmp
);
2390 qemu_put_betls(f
, &env
->fsr
);
2391 qemu_put_betls(f
, &env
->tbr
);
2392 #ifndef TARGET_SPARC64
2393 qemu_put_be32s(f
, &env
->wim
);
2395 for(i
= 0; i
< 16; i
++)
2396 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
2400 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2402 CPUState
*env
= opaque
;
2406 for(i
= 0; i
< 8; i
++)
2407 qemu_get_betls(f
, &env
->gregs
[i
]);
2408 for(i
= 0; i
< NWINDOWS
* 16; i
++)
2409 qemu_get_betls(f
, &env
->regbase
[i
]);
2412 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
2417 u
.i
= qemu_get_betl(f
);
2421 qemu_get_betls(f
, &env
->pc
);
2422 qemu_get_betls(f
, &env
->npc
);
2423 qemu_get_betls(f
, &env
->y
);
2424 tmp
= qemu_get_be32(f
);
2425 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
2426 correctly updated */
2428 qemu_get_betls(f
, &env
->fsr
);
2429 qemu_get_betls(f
, &env
->tbr
);
2430 #ifndef TARGET_SPARC64
2431 qemu_get_be32s(f
, &env
->wim
);
2433 for(i
= 0; i
< 16; i
++)
2434 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
2441 #warning No CPU save/restore functions
2445 /***********************************************************/
2446 /* ram save/restore */
2448 /* we just avoid storing empty pages */
2449 static void ram_put_page(QEMUFile
*f
, const uint8_t *buf
, int len
)
2454 for(i
= 1; i
< len
; i
++) {
2458 qemu_put_byte(f
, 1);
2459 qemu_put_byte(f
, v
);
2462 qemu_put_byte(f
, 0);
2463 qemu_put_buffer(f
, buf
, len
);
2466 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
2470 v
= qemu_get_byte(f
);
2473 if (qemu_get_buffer(f
, buf
, len
) != len
)
2477 v
= qemu_get_byte(f
);
2478 memset(buf
, v
, len
);
2486 static void ram_save(QEMUFile
*f
, void *opaque
)
2489 qemu_put_be32(f
, phys_ram_size
);
2490 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
2491 ram_put_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
2495 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
2499 if (version_id
!= 1)
2501 if (qemu_get_be32(f
) != phys_ram_size
)
2503 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
2504 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
2511 /***********************************************************/
2512 /* machine registration */
2514 QEMUMachine
*first_machine
= NULL
;
2516 int qemu_register_machine(QEMUMachine
*m
)
2519 pm
= &first_machine
;
2527 QEMUMachine
*find_machine(const char *name
)
2531 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
2532 if (!strcmp(m
->name
, name
))
2538 /***********************************************************/
2539 /* main execution loop */
2541 void gui_update(void *opaque
)
2543 display_state
.dpy_refresh(&display_state
);
2544 qemu_mod_timer(gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
2547 /* XXX: support several handlers */
2548 VMStopHandler
*vm_stop_cb
;
2549 VMStopHandler
*vm_stop_opaque
;
2551 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
2554 vm_stop_opaque
= opaque
;
2558 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
2571 void vm_stop(int reason
)
2574 cpu_disable_ticks();
2578 vm_stop_cb(vm_stop_opaque
, reason
);
2584 /* reset/shutdown handler */
2586 typedef struct QEMUResetEntry
{
2587 QEMUResetHandler
*func
;
2589 struct QEMUResetEntry
*next
;
2592 static QEMUResetEntry
*first_reset_entry
;
2593 static int reset_requested
;
2594 static int shutdown_requested
;
2595 static int powerdown_requested
;
2597 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
2599 QEMUResetEntry
**pre
, *re
;
2601 pre
= &first_reset_entry
;
2602 while (*pre
!= NULL
)
2603 pre
= &(*pre
)->next
;
2604 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
2606 re
->opaque
= opaque
;
2611 void qemu_system_reset(void)
2615 /* reset all devices */
2616 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
2617 re
->func(re
->opaque
);
2621 void qemu_system_reset_request(void)
2623 reset_requested
= 1;
2624 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
2627 void qemu_system_shutdown_request(void)
2629 shutdown_requested
= 1;
2630 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
2633 void qemu_system_powerdown_request(void)
2635 powerdown_requested
= 1;
2636 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
2639 static void main_cpu_reset(void *opaque
)
2641 #if defined(TARGET_I386) || defined(TARGET_SPARC)
2642 CPUState
*env
= opaque
;
2647 void main_loop_wait(int timeout
)
2650 struct pollfd ufds
[MAX_IO_HANDLERS
+ 1], *pf
;
2651 IOHandlerRecord
*ioh
, *ioh_next
;
2661 /* poll any events */
2662 /* XXX: separate device handlers from system ones */
2664 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
2665 if (!ioh
->fd_can_read
) {
2668 pf
->events
= POLLIN
;
2672 max_size
= ioh
->fd_can_read(ioh
->opaque
);
2674 if (max_size
> sizeof(buf
))
2675 max_size
= sizeof(buf
);
2677 pf
->events
= POLLIN
;
2684 ioh
->max_size
= max_size
;
2687 ret
= poll(ufds
, pf
- ufds
, timeout
);
2689 /* XXX: better handling of removal */
2690 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh_next
) {
2691 ioh_next
= ioh
->next
;
2694 if (pf
->revents
& POLLIN
) {
2695 if (ioh
->max_size
== 0) {
2696 /* just a read event */
2697 ioh
->fd_read(ioh
->opaque
, NULL
, 0);
2699 n
= read(ioh
->fd
, buf
, ioh
->max_size
);
2701 ioh
->fd_read(ioh
->opaque
, buf
, n
);
2702 } else if (errno
!= EAGAIN
) {
2703 ioh
->fd_read(ioh
->opaque
, NULL
, -errno
);
2710 #endif /* !defined(_WIN32) */
2711 #if defined(CONFIG_SLIRP)
2712 /* XXX: merge with poll() */
2714 fd_set rfds
, wfds
, xfds
;
2722 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
2725 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
2727 slirp_select_poll(&rfds
, &wfds
, &xfds
);
2733 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
2734 qemu_get_clock(vm_clock
));
2735 /* run dma transfers, if any */
2739 /* real time timers */
2740 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
2741 qemu_get_clock(rt_clock
));
2747 CPUState
*env
= global_env
;
2751 ret
= cpu_exec(env
);
2752 if (shutdown_requested
) {
2753 ret
= EXCP_INTERRUPT
;
2756 if (reset_requested
) {
2757 reset_requested
= 0;
2758 qemu_system_reset();
2759 ret
= EXCP_INTERRUPT
;
2761 if (powerdown_requested
) {
2762 powerdown_requested
= 0;
2763 qemu_system_powerdown();
2764 ret
= EXCP_INTERRUPT
;
2766 if (ret
== EXCP_DEBUG
) {
2767 vm_stop(EXCP_DEBUG
);
2769 /* if hlt instruction, we wait until the next IRQ */
2770 /* XXX: use timeout computed from timers */
2771 if (ret
== EXCP_HLT
)
2778 main_loop_wait(timeout
);
2780 cpu_disable_ticks();
2786 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2004 Fabrice Bellard\n"
2787 "usage: %s [options] [disk_image]\n"
2789 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
2791 "Standard options:\n"
2792 "-M machine select emulated machine (-M ? for list)\n"
2793 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
2794 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
2795 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
2796 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
2797 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
2798 "-snapshot write to temporary files instead of disk image files\n"
2799 "-m megs set virtual RAM size to megs MB [default=%d]\n"
2800 "-nographic disable graphical output and redirect serial I/Os to console\n"
2802 "-k language use keyboard layout (for example \"fr\" for French)\n"
2804 "-enable-audio enable audio support\n"
2805 "-localtime set the real time clock to local time [default=utc]\n"
2806 "-full-screen start in full screen\n"
2808 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
2810 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
2811 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
2814 "Network options:\n"
2815 "-nics n simulate 'n' network cards [default=1]\n"
2816 "-macaddr addr set the mac address of the first interface\n"
2817 "-n script set tap/tun network init script [default=%s]\n"
2818 "-tun-fd fd use this fd as already opened tap/tun interface\n"
2820 "-user-net use user mode network stack [default if no tap/tun script]\n"
2821 "-tftp prefix allow tftp access to files starting with prefix [-user-net]\n"
2823 "-smb dir allow SMB access to files in 'dir' [-user-net]\n"
2825 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
2826 " redirect TCP or UDP connections from host to guest [-user-net]\n"
2828 "-dummy-net use dummy network stack\n"
2830 "Linux boot specific:\n"
2831 "-kernel bzImage use 'bzImage' as kernel image\n"
2832 "-append cmdline use 'cmdline' as kernel command line\n"
2833 "-initrd file use 'file' as initial ram disk\n"
2835 "Debug/Expert options:\n"
2836 "-monitor dev redirect the monitor to char device 'dev'\n"
2837 "-serial dev redirect the serial port to char device 'dev'\n"
2838 "-parallel dev redirect the parallel port to char device 'dev'\n"
2839 "-pidfile file Write PID to 'file'\n"
2840 "-S freeze CPU at startup (use 'c' to start execution)\n"
2841 "-s wait gdb connection to port %d\n"
2842 "-p port change gdb connection port\n"
2843 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
2844 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
2845 " translation (t=none or lba) (usually qemu can guess them)\n"
2846 "-L path set the directory for the BIOS and VGA BIOS\n"
2848 "-no-kqemu disable KQEMU kernel module usage\n"
2850 #ifdef USE_CODE_COPY
2851 "-no-code-copy disable code copy acceleration\n"
2854 "-isa simulate an ISA-only system (default is PCI system)\n"
2855 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
2856 " (default is CL-GD5446 PCI VGA)\n"
2858 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
2860 "During emulation, the following keys are useful:\n"
2861 "ctrl-alt-f toggle full screen\n"
2862 "ctrl-alt-n switch to virtual console 'n'\n"
2863 "ctrl-alt toggle mouse and keyboard grab\n"
2865 "When using -nographic, press 'ctrl-a h' to get some help.\n"
2867 #ifdef CONFIG_SOFTMMU
2873 DEFAULT_NETWORK_SCRIPT
,
2874 DEFAULT_GDBSTUB_PORT
,
2876 #ifndef CONFIG_SOFTMMU
2878 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
2879 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
2885 #define HAS_ARG 0x0001
2899 QEMU_OPTION_snapshot
,
2901 QEMU_OPTION_nographic
,
2902 QEMU_OPTION_enable_audio
,
2905 QEMU_OPTION_macaddr
,
2908 QEMU_OPTION_user_net
,
2912 QEMU_OPTION_dummy_net
,
2924 QEMU_OPTION_no_code_copy
,
2929 QEMU_OPTION_localtime
,
2930 QEMU_OPTION_cirrusvga
,
2932 QEMU_OPTION_std_vga
,
2933 QEMU_OPTION_monitor
,
2935 QEMU_OPTION_parallel
,
2937 QEMU_OPTION_full_screen
,
2938 QEMU_OPTION_pidfile
,
2939 QEMU_OPTION_no_kqemu
,
2940 QEMU_OPTION_win2k_hack
,
2943 typedef struct QEMUOption
{
2949 const QEMUOption qemu_options
[] = {
2950 { "h", 0, QEMU_OPTION_h
},
2952 { "M", HAS_ARG
, QEMU_OPTION_M
},
2953 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
2954 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
2955 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
2956 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
2957 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
2958 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
2959 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
2960 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
2961 { "snapshot", 0, QEMU_OPTION_snapshot
},
2962 { "m", HAS_ARG
, QEMU_OPTION_m
},
2963 { "nographic", 0, QEMU_OPTION_nographic
},
2964 { "k", HAS_ARG
, QEMU_OPTION_k
},
2965 { "enable-audio", 0, QEMU_OPTION_enable_audio
},
2967 { "nics", HAS_ARG
, QEMU_OPTION_nics
},
2968 { "macaddr", HAS_ARG
, QEMU_OPTION_macaddr
},
2969 { "n", HAS_ARG
, QEMU_OPTION_n
},
2970 { "tun-fd", HAS_ARG
, QEMU_OPTION_tun_fd
},
2972 { "user-net", 0, QEMU_OPTION_user_net
},
2973 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
2975 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
2977 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
2979 { "dummy-net", 0, QEMU_OPTION_dummy_net
},
2981 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
2982 { "append", HAS_ARG
, QEMU_OPTION_append
},
2983 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
2985 { "S", 0, QEMU_OPTION_S
},
2986 { "s", 0, QEMU_OPTION_s
},
2987 { "p", HAS_ARG
, QEMU_OPTION_p
},
2988 { "d", HAS_ARG
, QEMU_OPTION_d
},
2989 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
2990 { "L", HAS_ARG
, QEMU_OPTION_L
},
2991 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
2993 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
2996 { "prep", 0, QEMU_OPTION_prep
},
2998 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
2999 { "g", 1, QEMU_OPTION_g
},
3001 { "localtime", 0, QEMU_OPTION_localtime
},
3002 { "isa", 0, QEMU_OPTION_isa
},
3003 { "std-vga", 0, QEMU_OPTION_std_vga
},
3004 { "monitor", 1, QEMU_OPTION_monitor
},
3005 { "serial", 1, QEMU_OPTION_serial
},
3006 { "parallel", 1, QEMU_OPTION_parallel
},
3007 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
3008 { "full-screen", 0, QEMU_OPTION_full_screen
},
3009 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
3010 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
3012 /* temporary options */
3013 { "pci", 0, QEMU_OPTION_pci
},
3014 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
3018 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
3020 /* this stack is only used during signal handling */
3021 #define SIGNAL_STACK_SIZE 32768
3023 static uint8_t *signal_stack
;
3027 /* password input */
3029 static BlockDriverState
*get_bdrv(int index
)
3031 BlockDriverState
*bs
;
3034 bs
= bs_table
[index
];
3035 } else if (index
< 6) {
3036 bs
= fd_table
[index
- 4];
3043 static void read_passwords(void)
3045 BlockDriverState
*bs
;
3049 for(i
= 0; i
< 6; i
++) {
3051 if (bs
&& bdrv_is_encrypted(bs
)) {
3052 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs
));
3053 for(j
= 0; j
< 3; j
++) {
3054 monitor_readline("Password: ",
3055 1, password
, sizeof(password
));
3056 if (bdrv_set_key(bs
, password
) == 0)
3058 term_printf("invalid password\n");
3064 /* XXX: currently we cannot use simultaneously different CPUs */
3065 void register_machines(void)
3067 #if defined(TARGET_I386)
3068 qemu_register_machine(&pc_machine
);
3069 #elif defined(TARGET_PPC)
3070 qemu_register_machine(&heathrow_machine
);
3071 qemu_register_machine(&core99_machine
);
3072 qemu_register_machine(&prep_machine
);
3073 #elif defined(TARGET_MIPS)
3074 qemu_register_machine(&mips_machine
);
3075 #elif defined(TARGET_SPARC)
3076 #ifdef TARGET_SPARC64
3077 qemu_register_machine(&sun4u_machine
);
3079 qemu_register_machine(&sun4m_machine
);
3084 #define NET_IF_TUN 0
3085 #define NET_IF_USER 1
3086 #define NET_IF_DUMMY 2
3088 int main(int argc
, char **argv
)
3090 #ifdef CONFIG_GDBSTUB
3091 int use_gdbstub
, gdbstub_port
;
3094 int snapshot
, linux_boot
;
3096 const char *initrd_filename
;
3097 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
3098 const char *kernel_filename
, *kernel_cmdline
;
3099 DisplayState
*ds
= &display_state
;
3100 int cyls
, heads
, secs
, translation
;
3101 int start_emulation
= 1;
3103 int net_if_type
, nb_tun_fds
, tun_fds
[MAX_NICS
];
3105 const char *r
, *optarg
;
3106 CharDriverState
*monitor_hd
;
3107 char monitor_device
[128];
3108 char serial_devices
[MAX_SERIAL_PORTS
][128];
3109 int serial_device_index
;
3110 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
3111 int parallel_device_index
;
3112 const char *loadvm
= NULL
;
3113 QEMUMachine
*machine
;
3115 #if !defined(CONFIG_SOFTMMU)
3116 /* we never want that malloc() uses mmap() */
3117 mallopt(M_MMAP_THRESHOLD
, 4096 * 1024);
3119 register_machines();
3120 machine
= first_machine
;
3121 initrd_filename
= NULL
;
3122 for(i
= 0; i
< MAX_FD
; i
++)
3123 fd_filename
[i
] = NULL
;
3124 for(i
= 0; i
< MAX_DISKS
; i
++)
3125 hd_filename
[i
] = NULL
;
3126 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
3127 vga_ram_size
= VGA_RAM_SIZE
;
3128 bios_size
= BIOS_SIZE
;
3129 pstrcpy(network_script
, sizeof(network_script
), DEFAULT_NETWORK_SCRIPT
);
3130 #ifdef CONFIG_GDBSTUB
3132 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
3136 kernel_filename
= NULL
;
3137 kernel_cmdline
= "";
3143 cyls
= heads
= secs
= 0;
3144 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3145 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
3147 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
3148 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
3149 serial_devices
[i
][0] = '\0';
3150 serial_device_index
= 0;
3152 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
3153 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
3154 parallel_devices
[i
][0] = '\0';
3155 parallel_device_index
= 0;
3160 /* default mac address of the first network interface */
3174 hd_filename
[0] = argv
[optind
++];
3176 const QEMUOption
*popt
;
3179 popt
= qemu_options
;
3182 fprintf(stderr
, "%s: invalid option -- '%s'\n",
3186 if (!strcmp(popt
->name
, r
+ 1))
3190 if (popt
->flags
& HAS_ARG
) {
3191 if (optind
>= argc
) {
3192 fprintf(stderr
, "%s: option '%s' requires an argument\n",
3196 optarg
= argv
[optind
++];
3201 switch(popt
->index
) {
3203 machine
= find_machine(optarg
);
3206 printf("Supported machines are:\n");
3207 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
3208 printf("%-10s %s%s\n",
3210 m
== first_machine
? " (default)" : "");
3215 case QEMU_OPTION_initrd
:
3216 initrd_filename
= optarg
;
3218 case QEMU_OPTION_hda
:
3219 case QEMU_OPTION_hdb
:
3220 case QEMU_OPTION_hdc
:
3221 case QEMU_OPTION_hdd
:
3224 hd_index
= popt
->index
- QEMU_OPTION_hda
;
3225 hd_filename
[hd_index
] = optarg
;
3226 if (hd_index
== cdrom_index
)
3230 case QEMU_OPTION_snapshot
:
3233 case QEMU_OPTION_hdachs
:
3237 cyls
= strtol(p
, (char **)&p
, 0);
3238 if (cyls
< 1 || cyls
> 16383)
3243 heads
= strtol(p
, (char **)&p
, 0);
3244 if (heads
< 1 || heads
> 16)
3249 secs
= strtol(p
, (char **)&p
, 0);
3250 if (secs
< 1 || secs
> 63)
3254 if (!strcmp(p
, "none"))
3255 translation
= BIOS_ATA_TRANSLATION_NONE
;
3256 else if (!strcmp(p
, "lba"))
3257 translation
= BIOS_ATA_TRANSLATION_LBA
;
3258 else if (!strcmp(p
, "auto"))
3259 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3262 } else if (*p
!= '\0') {
3264 fprintf(stderr
, "qemu: invalid physical CHS format\n");
3269 case QEMU_OPTION_nographic
:
3270 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
3271 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
3274 case QEMU_OPTION_kernel
:
3275 kernel_filename
= optarg
;
3277 case QEMU_OPTION_append
:
3278 kernel_cmdline
= optarg
;
3280 case QEMU_OPTION_tun_fd
:
3284 net_if_type
= NET_IF_TUN
;
3285 if (nb_tun_fds
< MAX_NICS
) {
3286 fd
= strtol(optarg
, (char **)&p
, 0);
3288 fprintf(stderr
, "qemu: invalid fd for network interface %d\n", nb_tun_fds
);
3291 tun_fds
[nb_tun_fds
++] = fd
;
3295 case QEMU_OPTION_cdrom
:
3296 if (cdrom_index
>= 0) {
3297 hd_filename
[cdrom_index
] = optarg
;
3300 case QEMU_OPTION_boot
:
3301 boot_device
= optarg
[0];
3302 if (boot_device
!= 'a' &&
3305 boot_device
!= 'n' &&
3307 boot_device
!= 'c' && boot_device
!= 'd') {
3308 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
3312 case QEMU_OPTION_fda
:
3313 fd_filename
[0] = optarg
;
3315 case QEMU_OPTION_fdb
:
3316 fd_filename
[1] = optarg
;
3318 case QEMU_OPTION_no_code_copy
:
3319 code_copy_enabled
= 0;
3321 case QEMU_OPTION_nics
:
3322 nb_nics
= atoi(optarg
);
3323 if (nb_nics
< 0 || nb_nics
> MAX_NICS
) {
3324 fprintf(stderr
, "qemu: invalid number of network interfaces\n");
3328 case QEMU_OPTION_macaddr
:
3333 for(i
= 0; i
< 6; i
++) {
3334 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3341 fprintf(stderr
, "qemu: invalid syntax for ethernet address\n");
3350 case QEMU_OPTION_tftp
:
3351 tftp_prefix
= optarg
;
3354 case QEMU_OPTION_smb
:
3355 net_slirp_smb(optarg
);
3358 case QEMU_OPTION_user_net
:
3359 net_if_type
= NET_IF_USER
;
3361 case QEMU_OPTION_redir
:
3362 net_slirp_redir(optarg
);
3365 case QEMU_OPTION_dummy_net
:
3366 net_if_type
= NET_IF_DUMMY
;
3368 case QEMU_OPTION_enable_audio
:
3375 ram_size
= atoi(optarg
) * 1024 * 1024;
3378 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
3379 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
3380 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
3389 mask
= cpu_str_to_log_mask(optarg
);
3391 printf("Log items (comma separated):\n");
3392 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
3393 printf("%-10s %s\n", item
->name
, item
->help
);
3401 pstrcpy(network_script
, sizeof(network_script
), optarg
);
3403 #ifdef CONFIG_GDBSTUB
3408 gdbstub_port
= atoi(optarg
);
3415 start_emulation
= 0;
3417 case QEMU_OPTION_pci
:
3420 case QEMU_OPTION_isa
:
3423 case QEMU_OPTION_prep
:
3427 keyboard_layout
= optarg
;
3429 case QEMU_OPTION_localtime
:
3432 case QEMU_OPTION_cirrusvga
:
3433 cirrus_vga_enabled
= 1;
3435 case QEMU_OPTION_std_vga
:
3436 cirrus_vga_enabled
= 0;
3443 w
= strtol(p
, (char **)&p
, 10);
3446 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3452 h
= strtol(p
, (char **)&p
, 10);
3457 depth
= strtol(p
, (char **)&p
, 10);
3458 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3459 depth
!= 24 && depth
!= 32)
3461 } else if (*p
== '\0') {
3462 depth
= graphic_depth
;
3469 graphic_depth
= depth
;
3472 case QEMU_OPTION_monitor
:
3473 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
3475 case QEMU_OPTION_serial
:
3476 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
3477 fprintf(stderr
, "qemu: too many serial ports\n");
3480 pstrcpy(serial_devices
[serial_device_index
],
3481 sizeof(serial_devices
[0]), optarg
);
3482 serial_device_index
++;
3484 case QEMU_OPTION_parallel
:
3485 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
3486 fprintf(stderr
, "qemu: too many parallel ports\n");
3489 pstrcpy(parallel_devices
[parallel_device_index
],
3490 sizeof(parallel_devices
[0]), optarg
);
3491 parallel_device_index
++;
3493 case QEMU_OPTION_loadvm
:
3496 case QEMU_OPTION_full_screen
:
3499 case QEMU_OPTION_pidfile
:
3500 create_pidfile(optarg
);
3503 case QEMU_OPTION_win2k_hack
:
3504 win2k_install_hack
= 1;
3508 case QEMU_OPTION_no_kqemu
:
3516 linux_boot
= (kernel_filename
!= NULL
);
3519 hd_filename
[0] == '\0' &&
3520 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
3521 fd_filename
[0] == '\0')
3524 /* boot to cd by default if no hard disk */
3525 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
3526 if (fd_filename
[0] != '\0')
3532 #if !defined(CONFIG_SOFTMMU)
3533 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
3535 static uint8_t stdout_buf
[4096];
3536 setvbuf(stdout
, stdout_buf
, _IOLBF
, sizeof(stdout_buf
));
3539 setvbuf(stdout
, NULL
, _IOLBF
, 0);
3542 /* init host network redirectors */
3543 if (net_if_type
== -1) {
3544 net_if_type
= NET_IF_TUN
;
3545 #if defined(CONFIG_SLIRP)
3546 if (access(network_script
, R_OK
) < 0) {
3547 net_if_type
= NET_IF_USER
;
3552 for(i
= 0; i
< nb_nics
; i
++) {
3553 NetDriverState
*nd
= &nd_table
[i
];
3555 /* init virtual mac address */
3556 nd
->macaddr
[0] = macaddr
[0];
3557 nd
->macaddr
[1] = macaddr
[1];
3558 nd
->macaddr
[2] = macaddr
[2];
3559 nd
->macaddr
[3] = macaddr
[3];
3560 nd
->macaddr
[4] = macaddr
[4];
3561 nd
->macaddr
[5] = macaddr
[5] + i
;
3562 switch(net_if_type
) {
3563 #if defined(CONFIG_SLIRP)
3568 #if !defined(_WIN32)
3570 if (i
< nb_tun_fds
) {
3571 net_fd_init(nd
, tun_fds
[i
]);
3573 if (net_tun_init(nd
) < 0)
3585 /* init the memory */
3586 phys_ram_size
= ram_size
+ vga_ram_size
+ bios_size
;
3588 #ifdef CONFIG_SOFTMMU
3589 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
3590 if (!phys_ram_base
) {
3591 fprintf(stderr
, "Could not allocate physical memory\n");
3595 /* as we must map the same page at several addresses, we must use
3600 tmpdir
= getenv("QEMU_TMPDIR");
3603 snprintf(phys_ram_file
, sizeof(phys_ram_file
), "%s/vlXXXXXX", tmpdir
);
3604 if (mkstemp(phys_ram_file
) < 0) {
3605 fprintf(stderr
, "Could not create temporary memory file '%s'\n",
3609 phys_ram_fd
= open(phys_ram_file
, O_CREAT
| O_TRUNC
| O_RDWR
, 0600);
3610 if (phys_ram_fd
< 0) {
3611 fprintf(stderr
, "Could not open temporary memory file '%s'\n",
3615 ftruncate(phys_ram_fd
, phys_ram_size
);
3616 unlink(phys_ram_file
);
3617 phys_ram_base
= mmap(get_mmap_addr(phys_ram_size
),
3619 PROT_WRITE
| PROT_READ
, MAP_SHARED
| MAP_FIXED
,
3621 if (phys_ram_base
== MAP_FAILED
) {
3622 fprintf(stderr
, "Could not map physical memory\n");
3628 /* we always create the cdrom drive, even if no disk is there */
3630 if (cdrom_index
>= 0) {
3631 bs_table
[cdrom_index
] = bdrv_new("cdrom");
3632 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
3635 /* open the virtual block devices */
3636 for(i
= 0; i
< MAX_DISKS
; i
++) {
3637 if (hd_filename
[i
]) {
3640 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
3641 bs_table
[i
] = bdrv_new(buf
);
3643 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
) < 0) {
3644 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
3648 if (i
== 0 && cyls
!= 0) {
3649 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
3650 bdrv_set_translation_hint(bs_table
[i
], translation
);
3655 /* we always create at least one floppy disk */
3656 fd_table
[0] = bdrv_new("fda");
3657 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
3659 for(i
= 0; i
< MAX_FD
; i
++) {
3660 if (fd_filename
[i
]) {
3663 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
3664 fd_table
[i
] = bdrv_new(buf
);
3665 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
3667 if (fd_filename
[i
] != '\0') {
3668 if (bdrv_open(fd_table
[i
], fd_filename
[i
], snapshot
) < 0) {
3669 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
3677 /* init CPU state */
3680 cpu_single_env
= env
;
3682 register_savevm("timer", 0, 1, timer_save
, timer_load
, env
);
3683 register_savevm("cpu", 0, 3, cpu_save
, cpu_load
, env
);
3684 register_savevm("ram", 0, 1, ram_save
, ram_load
, NULL
);
3685 qemu_register_reset(main_cpu_reset
, global_env
);
3688 cpu_calibrate_ticks();
3692 dumb_display_init(ds
);
3694 #if defined(CONFIG_SDL)
3695 sdl_display_init(ds
, full_screen
);
3696 #elif defined(CONFIG_COCOA)
3697 cocoa_display_init(ds
, full_screen
);
3699 dumb_display_init(ds
);
3703 vga_console
= graphic_console_init(ds
);
3705 monitor_hd
= qemu_chr_open(monitor_device
);
3707 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
3710 monitor_init(monitor_hd
, !nographic
);
3712 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
3713 if (serial_devices
[i
][0] != '\0') {
3714 serial_hds
[i
] = qemu_chr_open(serial_devices
[i
]);
3715 if (!serial_hds
[i
]) {
3716 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
3720 if (!strcmp(serial_devices
[i
], "vc"))
3721 qemu_chr_printf(serial_hds
[i
], "serial%d console\n", i
);
3725 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
3726 if (parallel_devices
[i
][0] != '\0') {
3727 parallel_hds
[i
] = qemu_chr_open(parallel_devices
[i
]);
3728 if (!parallel_hds
[i
]) {
3729 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
3730 parallel_devices
[i
]);
3733 if (!strcmp(parallel_devices
[i
], "vc"))
3734 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\n", i
);
3738 /* setup cpu signal handlers for MMU / self modifying code handling */
3739 #if !defined(CONFIG_SOFTMMU)
3741 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
3744 signal_stack
= memalign(16, SIGNAL_STACK_SIZE
);
3745 stk
.ss_sp
= signal_stack
;
3746 stk
.ss_size
= SIGNAL_STACK_SIZE
;
3749 if (sigaltstack(&stk
, NULL
) < 0) {
3750 perror("sigaltstack");
3756 struct sigaction act
;
3758 sigfillset(&act
.sa_mask
);
3759 act
.sa_flags
= SA_SIGINFO
;
3760 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
3761 act
.sa_flags
|= SA_ONSTACK
;
3763 act
.sa_sigaction
= host_segv_handler
;
3764 sigaction(SIGSEGV
, &act
, NULL
);
3765 sigaction(SIGBUS
, &act
, NULL
);
3766 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
3767 sigaction(SIGFPE
, &act
, NULL
);
3774 struct sigaction act
;
3775 sigfillset(&act
.sa_mask
);
3777 act
.sa_handler
= SIG_IGN
;
3778 sigaction(SIGPIPE
, &act
, NULL
);
3783 machine
->init(ram_size
, vga_ram_size
, boot_device
,
3784 ds
, fd_filename
, snapshot
,
3785 kernel_filename
, kernel_cmdline
, initrd_filename
);
3787 gui_timer
= qemu_new_timer(rt_clock
, gui_update
, NULL
);
3788 qemu_mod_timer(gui_timer
, qemu_get_clock(rt_clock
));
3790 #ifdef CONFIG_GDBSTUB
3792 if (gdbserver_start(gdbstub_port
) < 0) {
3793 fprintf(stderr
, "Could not open gdbserver socket on port %d\n",
3797 printf("Waiting gdb connection on port %d\n", gdbstub_port
);
3802 qemu_loadvm(loadvm
);
3805 /* XXX: simplify init */
3807 if (start_emulation
) {