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
;
131 int audio_enabled
= 0;
132 int sb16_enabled
= 0;
133 int adlib_enabled
= 0;
135 int es1370_enabled
= 0;
138 int prep_enabled
= 0;
140 int cirrus_vga_enabled
= 1;
142 int graphic_width
= 1024;
143 int graphic_height
= 768;
145 int graphic_width
= 800;
146 int graphic_height
= 600;
148 int graphic_depth
= 15;
150 TextConsole
*vga_console
;
151 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
152 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
154 int win2k_install_hack
= 0;
157 USBPort
*vm_usb_ports
[MAX_VM_USB_PORTS
];
158 USBDevice
*vm_usb_hub
;
160 /***********************************************************/
161 /* x86 ISA bus support */
163 target_phys_addr_t isa_mem_base
= 0;
166 uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
168 #ifdef DEBUG_UNUSED_IOPORT
169 fprintf(stderr
, "inb: port=0x%04x\n", address
);
174 void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
176 #ifdef DEBUG_UNUSED_IOPORT
177 fprintf(stderr
, "outb: port=0x%04x data=0x%02x\n", address
, data
);
181 /* default is to make two byte accesses */
182 uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
185 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
186 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
187 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
191 void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
193 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
194 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
195 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
198 uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
200 #ifdef DEBUG_UNUSED_IOPORT
201 fprintf(stderr
, "inl: port=0x%04x\n", address
);
206 void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
208 #ifdef DEBUG_UNUSED_IOPORT
209 fprintf(stderr
, "outl: port=0x%04x data=0x%02x\n", address
, data
);
213 void init_ioports(void)
217 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
218 ioport_read_table
[0][i
] = default_ioport_readb
;
219 ioport_write_table
[0][i
] = default_ioport_writeb
;
220 ioport_read_table
[1][i
] = default_ioport_readw
;
221 ioport_write_table
[1][i
] = default_ioport_writew
;
222 ioport_read_table
[2][i
] = default_ioport_readl
;
223 ioport_write_table
[2][i
] = default_ioport_writel
;
227 /* size is the word size in byte */
228 int register_ioport_read(int start
, int length
, int size
,
229 IOPortReadFunc
*func
, void *opaque
)
235 } else if (size
== 2) {
237 } else if (size
== 4) {
240 hw_error("register_ioport_read: invalid size");
243 for(i
= start
; i
< start
+ length
; i
+= size
) {
244 ioport_read_table
[bsize
][i
] = func
;
245 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
246 hw_error("register_ioport_read: invalid opaque");
247 ioport_opaque
[i
] = opaque
;
252 /* size is the word size in byte */
253 int register_ioport_write(int start
, int length
, int size
,
254 IOPortWriteFunc
*func
, void *opaque
)
260 } else if (size
== 2) {
262 } else if (size
== 4) {
265 hw_error("register_ioport_write: invalid size");
268 for(i
= start
; i
< start
+ length
; i
+= size
) {
269 ioport_write_table
[bsize
][i
] = func
;
270 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
271 hw_error("register_ioport_read: invalid opaque");
272 ioport_opaque
[i
] = opaque
;
277 void isa_unassign_ioport(int start
, int length
)
281 for(i
= start
; i
< start
+ length
; i
++) {
282 ioport_read_table
[0][i
] = default_ioport_readb
;
283 ioport_read_table
[1][i
] = default_ioport_readw
;
284 ioport_read_table
[2][i
] = default_ioport_readl
;
286 ioport_write_table
[0][i
] = default_ioport_writeb
;
287 ioport_write_table
[1][i
] = default_ioport_writew
;
288 ioport_write_table
[2][i
] = default_ioport_writel
;
292 /***********************************************************/
294 void pstrcpy(char *buf
, int buf_size
, const char *str
)
304 if (c
== 0 || q
>= buf
+ buf_size
- 1)
311 /* strcat and truncate. */
312 char *pstrcat(char *buf
, int buf_size
, const char *s
)
317 pstrcpy(buf
+ len
, buf_size
- len
, s
);
321 int strstart(const char *str
, const char *val
, const char **ptr
)
337 /* return the size or -1 if error */
338 int get_image_size(const char *filename
)
341 fd
= open(filename
, O_RDONLY
| O_BINARY
);
344 size
= lseek(fd
, 0, SEEK_END
);
349 /* return the size or -1 if error */
350 int load_image(const char *filename
, uint8_t *addr
)
353 fd
= open(filename
, O_RDONLY
| O_BINARY
);
356 size
= lseek(fd
, 0, SEEK_END
);
357 lseek(fd
, 0, SEEK_SET
);
358 if (read(fd
, addr
, size
) != size
) {
366 void cpu_outb(CPUState
*env
, int addr
, int val
)
369 if (loglevel
& CPU_LOG_IOPORT
)
370 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
372 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
375 void cpu_outw(CPUState
*env
, int addr
, int val
)
378 if (loglevel
& CPU_LOG_IOPORT
)
379 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
381 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
384 void cpu_outl(CPUState
*env
, int addr
, int val
)
387 if (loglevel
& CPU_LOG_IOPORT
)
388 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
390 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
393 int cpu_inb(CPUState
*env
, int addr
)
396 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
398 if (loglevel
& CPU_LOG_IOPORT
)
399 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
404 int cpu_inw(CPUState
*env
, int addr
)
407 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
409 if (loglevel
& CPU_LOG_IOPORT
)
410 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
415 int cpu_inl(CPUState
*env
, int addr
)
418 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
420 if (loglevel
& CPU_LOG_IOPORT
)
421 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
426 /***********************************************************/
427 void hw_error(const char *fmt
, ...)
432 fprintf(stderr
, "qemu: hardware error: ");
433 vfprintf(stderr
, fmt
, ap
);
434 fprintf(stderr
, "\n");
436 cpu_dump_state(global_env
, stderr
, fprintf
, X86_DUMP_FPU
| X86_DUMP_CCOP
);
438 cpu_dump_state(global_env
, stderr
, fprintf
, 0);
444 /***********************************************************/
447 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
448 static void *qemu_put_kbd_event_opaque
;
449 static QEMUPutMouseEvent
*qemu_put_mouse_event
;
450 static void *qemu_put_mouse_event_opaque
;
452 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
454 qemu_put_kbd_event_opaque
= opaque
;
455 qemu_put_kbd_event
= func
;
458 void qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
, void *opaque
)
460 qemu_put_mouse_event_opaque
= opaque
;
461 qemu_put_mouse_event
= func
;
464 void kbd_put_keycode(int keycode
)
466 if (qemu_put_kbd_event
) {
467 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
471 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
473 if (qemu_put_mouse_event
) {
474 qemu_put_mouse_event(qemu_put_mouse_event_opaque
,
475 dx
, dy
, dz
, buttons_state
);
479 /***********************************************************/
482 #if defined(__powerpc__)
484 static inline uint32_t get_tbl(void)
487 asm volatile("mftb %0" : "=r" (tbl
));
491 static inline uint32_t get_tbu(void)
494 asm volatile("mftbu %0" : "=r" (tbl
));
498 int64_t cpu_get_real_ticks(void)
501 /* NOTE: we test if wrapping has occurred */
507 return ((int64_t)h
<< 32) | l
;
510 #elif defined(__i386__)
512 int64_t cpu_get_real_ticks(void)
515 asm volatile ("rdtsc" : "=A" (val
));
519 #elif defined(__x86_64__)
521 int64_t cpu_get_real_ticks(void)
525 asm volatile("rdtsc" : "=a" (low
), "=d" (high
));
532 #elif defined(__ia64)
534 int64_t cpu_get_real_ticks(void)
537 asm volatile ("mov %0 = ar.itc" : "=r"(val
) :: "memory");
541 #elif defined(__s390__)
543 int64_t cpu_get_real_ticks(void)
546 asm volatile("stck 0(%1)" : "=m" (val
) : "a" (&val
) : "cc");
551 #error unsupported CPU
554 static int64_t cpu_ticks_offset
;
555 static int cpu_ticks_enabled
;
557 static inline int64_t cpu_get_ticks(void)
559 if (!cpu_ticks_enabled
) {
560 return cpu_ticks_offset
;
562 return cpu_get_real_ticks() + cpu_ticks_offset
;
566 /* enable cpu_get_ticks() */
567 void cpu_enable_ticks(void)
569 if (!cpu_ticks_enabled
) {
570 cpu_ticks_offset
-= cpu_get_real_ticks();
571 cpu_ticks_enabled
= 1;
575 /* disable cpu_get_ticks() : the clock is stopped. You must not call
576 cpu_get_ticks() after that. */
577 void cpu_disable_ticks(void)
579 if (cpu_ticks_enabled
) {
580 cpu_ticks_offset
= cpu_get_ticks();
581 cpu_ticks_enabled
= 0;
585 static int64_t get_clock(void)
590 return ((int64_t)tb
.time
* 1000 + (int64_t)tb
.millitm
) * 1000;
593 gettimeofday(&tv
, NULL
);
594 return tv
.tv_sec
* 1000000LL + tv
.tv_usec
;
598 void cpu_calibrate_ticks(void)
603 ticks
= cpu_get_real_ticks();
609 usec
= get_clock() - usec
;
610 ticks
= cpu_get_real_ticks() - ticks
;
611 ticks_per_sec
= (ticks
* 1000000LL + (usec
>> 1)) / usec
;
614 /* compute with 96 bit intermediate result: (a*b)/c */
615 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
620 #ifdef WORDS_BIGENDIAN
630 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
631 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
634 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
638 #define QEMU_TIMER_REALTIME 0
639 #define QEMU_TIMER_VIRTUAL 1
643 /* XXX: add frequency */
651 struct QEMUTimer
*next
;
657 static QEMUTimer
*active_timers
[2];
659 static MMRESULT timerID
;
661 /* frequency of the times() clock tick */
662 static int timer_freq
;
665 QEMUClock
*qemu_new_clock(int type
)
668 clock
= qemu_mallocz(sizeof(QEMUClock
));
675 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
679 ts
= qemu_mallocz(sizeof(QEMUTimer
));
686 void qemu_free_timer(QEMUTimer
*ts
)
691 /* stop a timer, but do not dealloc it */
692 void qemu_del_timer(QEMUTimer
*ts
)
696 /* NOTE: this code must be signal safe because
697 qemu_timer_expired() can be called from a signal. */
698 pt
= &active_timers
[ts
->clock
->type
];
711 /* modify the current timer so that it will be fired when current_time
712 >= expire_time. The corresponding callback will be called. */
713 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
719 /* add the timer in the sorted list */
720 /* NOTE: this code must be signal safe because
721 qemu_timer_expired() can be called from a signal. */
722 pt
= &active_timers
[ts
->clock
->type
];
727 if (t
->expire_time
> expire_time
)
731 ts
->expire_time
= expire_time
;
736 int qemu_timer_pending(QEMUTimer
*ts
)
739 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
746 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
750 return (timer_head
->expire_time
<= current_time
);
753 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
759 if (!ts
|| ts
->expire_time
> current_time
)
761 /* remove timer from the list before calling the callback */
762 *ptimer_head
= ts
->next
;
765 /* run the callback (the timer list can be modified) */
770 int64_t qemu_get_clock(QEMUClock
*clock
)
772 switch(clock
->type
) {
773 case QEMU_TIMER_REALTIME
:
775 return GetTickCount();
780 /* Note that using gettimeofday() is not a good solution
781 for timers because its value change when the date is
783 if (timer_freq
== 100) {
784 return times(&tp
) * 10;
786 return ((int64_t)times(&tp
) * 1000) / timer_freq
;
791 case QEMU_TIMER_VIRTUAL
:
792 return cpu_get_ticks();
797 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
799 uint64_t expire_time
;
801 if (qemu_timer_pending(ts
)) {
802 expire_time
= ts
->expire_time
;
806 qemu_put_be64(f
, expire_time
);
809 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
811 uint64_t expire_time
;
813 expire_time
= qemu_get_be64(f
);
814 if (expire_time
!= -1) {
815 qemu_mod_timer(ts
, expire_time
);
821 static void timer_save(QEMUFile
*f
, void *opaque
)
823 if (cpu_ticks_enabled
) {
824 hw_error("cannot save state if virtual timers are running");
826 qemu_put_be64s(f
, &cpu_ticks_offset
);
827 qemu_put_be64s(f
, &ticks_per_sec
);
830 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
834 if (cpu_ticks_enabled
) {
837 qemu_get_be64s(f
, &cpu_ticks_offset
);
838 qemu_get_be64s(f
, &ticks_per_sec
);
843 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
844 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
846 static void host_alarm_handler(int host_signum
)
850 #define DISP_FREQ 1000
852 static int64_t delta_min
= INT64_MAX
;
853 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
855 ti
= qemu_get_clock(vm_clock
);
856 if (last_clock
!= 0) {
857 delta
= ti
- last_clock
;
858 if (delta
< delta_min
)
860 if (delta
> delta_max
)
863 if (++count
== DISP_FREQ
) {
864 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
865 muldiv64(delta_min
, 1000000, ticks_per_sec
),
866 muldiv64(delta_max
, 1000000, ticks_per_sec
),
867 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
868 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
870 delta_min
= INT64_MAX
;
878 if (qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
879 qemu_get_clock(vm_clock
)) ||
880 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
881 qemu_get_clock(rt_clock
))) {
882 /* stop the cpu because a timer occured */
883 cpu_interrupt(global_env
, CPU_INTERRUPT_EXIT
);
885 if (global_env
->kqemu_enabled
) {
886 kqemu_cpu_interrupt(global_env
);
894 #if defined(__linux__)
896 #define RTC_FREQ 1024
900 static int start_rtc_timer(void)
902 rtc_fd
= open("/dev/rtc", O_RDONLY
);
905 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
906 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
907 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
908 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
911 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
916 pit_min_timer_count
= PIT_FREQ
/ RTC_FREQ
;
922 static int start_rtc_timer(void)
927 #endif /* !defined(__linux__) */
929 #endif /* !defined(_WIN32) */
931 static void init_timers(void)
933 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
934 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
939 timerID
= timeSetEvent(1, // interval (ms)
941 host_alarm_handler
, // function
942 (DWORD
)&count
, // user parameter
943 TIME_PERIODIC
| TIME_CALLBACK_FUNCTION
);
945 perror("failed timer alarm");
949 pit_min_timer_count
= ((uint64_t)10000 * PIT_FREQ
) / 1000000;
952 struct sigaction act
;
953 struct itimerval itv
;
955 /* get times() syscall frequency */
956 timer_freq
= sysconf(_SC_CLK_TCK
);
959 sigfillset(&act
.sa_mask
);
961 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
962 act
.sa_flags
|= SA_ONSTACK
;
964 act
.sa_handler
= host_alarm_handler
;
965 sigaction(SIGALRM
, &act
, NULL
);
967 itv
.it_interval
.tv_sec
= 0;
968 itv
.it_interval
.tv_usec
= 999; /* for i386 kernel 2.6 to get 1 ms */
969 itv
.it_value
.tv_sec
= 0;
970 itv
.it_value
.tv_usec
= 10 * 1000;
971 setitimer(ITIMER_REAL
, &itv
, NULL
);
972 /* we probe the tick duration of the kernel to inform the user if
973 the emulated kernel requested a too high timer frequency */
974 getitimer(ITIMER_REAL
, &itv
);
976 #if defined(__linux__)
977 if (itv
.it_interval
.tv_usec
> 1000) {
978 /* try to use /dev/rtc to have a faster timer */
979 if (start_rtc_timer() < 0)
982 itv
.it_interval
.tv_sec
= 0;
983 itv
.it_interval
.tv_usec
= 0;
984 itv
.it_value
.tv_sec
= 0;
985 itv
.it_value
.tv_usec
= 0;
986 setitimer(ITIMER_REAL
, &itv
, NULL
);
989 sigaction(SIGIO
, &act
, NULL
);
990 fcntl(rtc_fd
, F_SETFL
, O_ASYNC
);
991 fcntl(rtc_fd
, F_SETOWN
, getpid());
993 #endif /* defined(__linux__) */
996 pit_min_timer_count
= ((uint64_t)itv
.it_interval
.tv_usec
*
1003 void quit_timers(void)
1006 timeKillEvent(timerID
);
1010 /***********************************************************/
1011 /* character device */
1013 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1015 return s
->chr_write(s
, buf
, len
);
1018 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1023 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1024 qemu_chr_write(s
, buf
, strlen(buf
));
1028 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1030 if (s
->chr_send_event
)
1031 s
->chr_send_event(s
, event
);
1034 void qemu_chr_add_read_handler(CharDriverState
*s
,
1035 IOCanRWHandler
*fd_can_read
,
1036 IOReadHandler
*fd_read
, void *opaque
)
1038 s
->chr_add_read_handler(s
, fd_can_read
, fd_read
, opaque
);
1041 void qemu_chr_add_event_handler(CharDriverState
*s
, IOEventHandler
*chr_event
)
1043 s
->chr_event
= chr_event
;
1046 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1051 static void null_chr_add_read_handler(CharDriverState
*chr
,
1052 IOCanRWHandler
*fd_can_read
,
1053 IOReadHandler
*fd_read
, void *opaque
)
1057 CharDriverState
*qemu_chr_open_null(void)
1059 CharDriverState
*chr
;
1061 chr
= qemu_mallocz(sizeof(CharDriverState
));
1064 chr
->chr_write
= null_chr_write
;
1065 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1073 /* for nographic stdio only */
1074 IOCanRWHandler
*fd_can_read
;
1075 IOReadHandler
*fd_read
;
1079 #define STDIO_MAX_CLIENTS 2
1081 static int stdio_nb_clients
;
1082 static CharDriverState
*stdio_clients
[STDIO_MAX_CLIENTS
];
1084 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1090 ret
= write(fd
, buf
, len
);
1092 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1094 } else if (ret
== 0) {
1104 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1106 FDCharDriver
*s
= chr
->opaque
;
1107 return unix_write(s
->fd_out
, buf
, len
);
1110 static void fd_chr_add_read_handler(CharDriverState
*chr
,
1111 IOCanRWHandler
*fd_can_read
,
1112 IOReadHandler
*fd_read
, void *opaque
)
1114 FDCharDriver
*s
= chr
->opaque
;
1116 if (nographic
&& s
->fd_in
== 0) {
1117 s
->fd_can_read
= fd_can_read
;
1118 s
->fd_read
= fd_read
;
1119 s
->fd_opaque
= opaque
;
1121 qemu_add_fd_read_handler(s
->fd_in
, fd_can_read
, fd_read
, opaque
);
1125 /* open a character device to a unix fd */
1126 CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1128 CharDriverState
*chr
;
1131 chr
= qemu_mallocz(sizeof(CharDriverState
));
1134 s
= qemu_mallocz(sizeof(FDCharDriver
));
1142 chr
->chr_write
= fd_chr_write
;
1143 chr
->chr_add_read_handler
= fd_chr_add_read_handler
;
1147 /* for STDIO, we handle the case where several clients use it
1150 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1152 #define TERM_FIFO_MAX_SIZE 1
1154 static int term_got_escape
, client_index
;
1155 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
1158 void term_print_help(void)
1161 "C-a h print this help\n"
1162 "C-a x exit emulator\n"
1163 "C-a s save disk data back to file (if -snapshot)\n"
1164 "C-a b send break (magic sysrq)\n"
1165 "C-a c switch between console and monitor\n"
1166 "C-a C-a send C-a\n"
1170 /* called when a char is received */
1171 static void stdio_received_byte(int ch
)
1173 if (term_got_escape
) {
1174 term_got_escape
= 0;
1185 for (i
= 0; i
< MAX_DISKS
; i
++) {
1187 bdrv_commit(bs_table
[i
]);
1192 if (client_index
< stdio_nb_clients
) {
1193 CharDriverState
*chr
;
1196 chr
= stdio_clients
[client_index
];
1198 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
1203 if (client_index
>= stdio_nb_clients
)
1205 if (client_index
== 0) {
1206 /* send a new line in the monitor to get the prompt */
1214 } else if (ch
== TERM_ESCAPE
) {
1215 term_got_escape
= 1;
1218 if (client_index
< stdio_nb_clients
) {
1220 CharDriverState
*chr
;
1223 chr
= stdio_clients
[client_index
];
1225 if (s
->fd_can_read(s
->fd_opaque
) > 0) {
1227 s
->fd_read(s
->fd_opaque
, buf
, 1);
1228 } else if (term_fifo_size
== 0) {
1229 term_fifo
[term_fifo_size
++] = ch
;
1235 static int stdio_can_read(void *opaque
)
1237 CharDriverState
*chr
;
1240 if (client_index
< stdio_nb_clients
) {
1241 chr
= stdio_clients
[client_index
];
1243 /* try to flush the queue if needed */
1244 if (term_fifo_size
!= 0 && s
->fd_can_read(s
->fd_opaque
) > 0) {
1245 s
->fd_read(s
->fd_opaque
, term_fifo
, 1);
1248 /* see if we can absorb more chars */
1249 if (term_fifo_size
== 0)
1258 static void stdio_read(void *opaque
, const uint8_t *buf
, int size
)
1261 for(i
= 0; i
< size
; i
++)
1262 stdio_received_byte(buf
[i
]);
1265 /* init terminal so that we can grab keys */
1266 static struct termios oldtty
;
1267 static int old_fd0_flags
;
1269 static void term_exit(void)
1271 tcsetattr (0, TCSANOW
, &oldtty
);
1272 fcntl(0, F_SETFL
, old_fd0_flags
);
1275 static void term_init(void)
1279 tcgetattr (0, &tty
);
1281 old_fd0_flags
= fcntl(0, F_GETFL
);
1283 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1284 |INLCR
|IGNCR
|ICRNL
|IXON
);
1285 tty
.c_oflag
|= OPOST
;
1286 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1287 /* if graphical mode, we allow Ctrl-C handling */
1289 tty
.c_lflag
&= ~ISIG
;
1290 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1293 tty
.c_cc
[VTIME
] = 0;
1295 tcsetattr (0, TCSANOW
, &tty
);
1299 fcntl(0, F_SETFL
, O_NONBLOCK
);
1302 CharDriverState
*qemu_chr_open_stdio(void)
1304 CharDriverState
*chr
;
1307 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1309 chr
= qemu_chr_open_fd(0, 1);
1310 if (stdio_nb_clients
== 0)
1311 qemu_add_fd_read_handler(0, stdio_can_read
, stdio_read
, NULL
);
1312 client_index
= stdio_nb_clients
;
1314 if (stdio_nb_clients
!= 0)
1316 chr
= qemu_chr_open_fd(0, 1);
1318 stdio_clients
[stdio_nb_clients
++] = chr
;
1319 if (stdio_nb_clients
== 1) {
1320 /* set the terminal in raw mode */
1326 #if defined(__linux__)
1327 CharDriverState
*qemu_chr_open_pty(void)
1329 char slave_name
[1024];
1330 int master_fd
, slave_fd
;
1332 /* Not satisfying */
1333 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1336 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1337 return qemu_chr_open_fd(master_fd
, master_fd
);
1340 CharDriverState
*qemu_chr_open_pty(void)
1346 #endif /* !defined(_WIN32) */
1348 CharDriverState
*qemu_chr_open(const char *filename
)
1350 if (!strcmp(filename
, "vc")) {
1351 return text_console_init(&display_state
);
1352 } else if (!strcmp(filename
, "null")) {
1353 return qemu_chr_open_null();
1356 if (!strcmp(filename
, "pty")) {
1357 return qemu_chr_open_pty();
1358 } else if (!strcmp(filename
, "stdio")) {
1359 return qemu_chr_open_stdio();
1367 /***********************************************************/
1368 /* Linux network device redirectors */
1370 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
1374 for(i
=0;i
<size
;i
+=16) {
1378 fprintf(f
, "%08x ", i
);
1381 fprintf(f
, " %02x", buf
[i
+j
]);
1386 for(j
=0;j
<len
;j
++) {
1388 if (c
< ' ' || c
> '~')
1390 fprintf(f
, "%c", c
);
1396 void qemu_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1398 nd
->send_packet(nd
, buf
, size
);
1401 void qemu_add_read_packet(NetDriverState
*nd
, IOCanRWHandler
*fd_can_read
,
1402 IOReadHandler
*fd_read
, void *opaque
)
1404 nd
->add_read_packet(nd
, fd_can_read
, fd_read
, opaque
);
1407 /* dummy network adapter */
1409 static void dummy_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1413 static void dummy_add_read_packet(NetDriverState
*nd
,
1414 IOCanRWHandler
*fd_can_read
,
1415 IOReadHandler
*fd_read
, void *opaque
)
1419 static int net_dummy_init(NetDriverState
*nd
)
1421 nd
->send_packet
= dummy_send_packet
;
1422 nd
->add_read_packet
= dummy_add_read_packet
;
1423 pstrcpy(nd
->ifname
, sizeof(nd
->ifname
), "dummy");
1427 #if defined(CONFIG_SLIRP)
1429 /* slirp network adapter */
1431 static void *slirp_fd_opaque
;
1432 static IOCanRWHandler
*slirp_fd_can_read
;
1433 static IOReadHandler
*slirp_fd_read
;
1434 static int slirp_inited
;
1436 int slirp_can_output(void)
1438 return slirp_fd_can_read(slirp_fd_opaque
);
1441 void slirp_output(const uint8_t *pkt
, int pkt_len
)
1444 printf("output:\n");
1445 hex_dump(stdout
, pkt
, pkt_len
);
1447 slirp_fd_read(slirp_fd_opaque
, pkt
, pkt_len
);
1450 static void slirp_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1454 hex_dump(stdout
, buf
, size
);
1456 slirp_input(buf
, size
);
1459 static void slirp_add_read_packet(NetDriverState
*nd
,
1460 IOCanRWHandler
*fd_can_read
,
1461 IOReadHandler
*fd_read
, void *opaque
)
1463 slirp_fd_opaque
= opaque
;
1464 slirp_fd_can_read
= fd_can_read
;
1465 slirp_fd_read
= fd_read
;
1468 static int net_slirp_init(NetDriverState
*nd
)
1470 if (!slirp_inited
) {
1474 nd
->send_packet
= slirp_send_packet
;
1475 nd
->add_read_packet
= slirp_add_read_packet
;
1476 pstrcpy(nd
->ifname
, sizeof(nd
->ifname
), "slirp");
1480 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
1485 p1
= strchr(p
, sep
);
1491 if (len
> buf_size
- 1)
1493 memcpy(buf
, p
, len
);
1500 static void net_slirp_redir(const char *redir_str
)
1505 struct in_addr guest_addr
;
1506 int host_port
, guest_port
;
1508 if (!slirp_inited
) {
1514 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1516 if (!strcmp(buf
, "tcp")) {
1518 } else if (!strcmp(buf
, "udp")) {
1524 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1526 host_port
= strtol(buf
, &r
, 0);
1530 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1532 if (buf
[0] == '\0') {
1533 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
1535 if (!inet_aton(buf
, &guest_addr
))
1538 guest_port
= strtol(p
, &r
, 0);
1542 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
1543 fprintf(stderr
, "qemu: could not set up redirection\n");
1548 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
1556 static void smb_exit(void)
1560 char filename
[1024];
1562 /* erase all the files in the directory */
1563 d
= opendir(smb_dir
);
1568 if (strcmp(de
->d_name
, ".") != 0 &&
1569 strcmp(de
->d_name
, "..") != 0) {
1570 snprintf(filename
, sizeof(filename
), "%s/%s",
1571 smb_dir
, de
->d_name
);
1579 /* automatic user mode samba server configuration */
1580 void net_slirp_smb(const char *exported_dir
)
1582 char smb_conf
[1024];
1583 char smb_cmdline
[1024];
1586 if (!slirp_inited
) {
1591 /* XXX: better tmp dir construction */
1592 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
1593 if (mkdir(smb_dir
, 0700) < 0) {
1594 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
1597 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
1599 f
= fopen(smb_conf
, "w");
1601 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
1608 "socket address=127.0.0.1\n"
1609 "pid directory=%s\n"
1610 "lock directory=%s\n"
1611 "log file=%s/log.smbd\n"
1612 "smb passwd file=%s/smbpasswd\n"
1613 "security = share\n"
1628 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "/usr/sbin/smbd -s %s",
1631 slirp_add_exec(0, smb_cmdline
, 4, 139);
1634 #endif /* !defined(_WIN32) */
1636 #endif /* CONFIG_SLIRP */
1638 #if !defined(_WIN32)
1640 static int tun_open(char *ifname
, int ifname_size
)
1646 fd
= open("/dev/tap", O_RDWR
);
1648 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
1653 dev
= devname(s
.st_rdev
, S_IFCHR
);
1654 pstrcpy(ifname
, ifname_size
, dev
);
1656 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1660 static int tun_open(char *ifname
, int ifname_size
)
1665 fd
= open("/dev/net/tun", O_RDWR
);
1667 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
1670 memset(&ifr
, 0, sizeof(ifr
));
1671 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
1672 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tun%d");
1673 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
1675 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
1679 printf("Connected to host network interface: %s\n", ifr
.ifr_name
);
1680 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
1681 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1686 static void tun_send_packet(NetDriverState
*nd
, const uint8_t *buf
, int size
)
1688 write(nd
->fd
, buf
, size
);
1691 static void tun_add_read_packet(NetDriverState
*nd
,
1692 IOCanRWHandler
*fd_can_read
,
1693 IOReadHandler
*fd_read
, void *opaque
)
1695 qemu_add_fd_read_handler(nd
->fd
, fd_can_read
, fd_read
, opaque
);
1698 static int net_tun_init(NetDriverState
*nd
)
1704 nd
->fd
= tun_open(nd
->ifname
, sizeof(nd
->ifname
));
1708 /* try to launch network init script */
1713 *parg
++ = network_script
;
1714 *parg
++ = nd
->ifname
;
1716 execv(network_script
, args
);
1719 while (waitpid(pid
, &status
, 0) != pid
);
1720 if (!WIFEXITED(status
) ||
1721 WEXITSTATUS(status
) != 0) {
1722 fprintf(stderr
, "%s: could not launch network script\n",
1726 nd
->send_packet
= tun_send_packet
;
1727 nd
->add_read_packet
= tun_add_read_packet
;
1731 static int net_fd_init(NetDriverState
*nd
, int fd
)
1734 nd
->send_packet
= tun_send_packet
;
1735 nd
->add_read_packet
= tun_add_read_packet
;
1736 pstrcpy(nd
->ifname
, sizeof(nd
->ifname
), "tunfd");
1740 #endif /* !_WIN32 */
1742 /***********************************************************/
1745 static int usb_device_add(const char *devname
)
1753 for(i
= 0;i
< MAX_VM_USB_PORTS
; i
++) {
1754 if (!vm_usb_ports
[i
]->dev
)
1757 if (i
== MAX_VM_USB_PORTS
)
1760 if (strstart(devname
, "host:", &p
)) {
1761 dev
= usb_host_device_open(p
);
1764 } else if (!strcmp(devname
, "mouse")) {
1765 dev
= usb_mouse_init();
1771 usb_attach(vm_usb_ports
[i
], dev
);
1775 static int usb_device_del(const char *devname
)
1778 int bus_num
, addr
, i
;
1784 p
= strchr(devname
, '.');
1787 bus_num
= strtoul(devname
, NULL
, 0);
1788 addr
= strtoul(p
+ 1, NULL
, 0);
1791 for(i
= 0;i
< MAX_VM_USB_PORTS
; i
++) {
1792 dev
= vm_usb_ports
[i
]->dev
;
1793 if (dev
&& dev
->addr
== addr
)
1796 if (i
== MAX_VM_USB_PORTS
)
1798 usb_attach(vm_usb_ports
[i
], NULL
);
1802 void do_usb_add(const char *devname
)
1805 ret
= usb_device_add(devname
);
1807 term_printf("Could not add USB device '%s'\n", devname
);
1810 void do_usb_del(const char *devname
)
1813 ret
= usb_device_del(devname
);
1815 term_printf("Could not remove USB device '%s'\n", devname
);
1822 const char *speed_str
;
1825 term_printf("USB support not enabled\n");
1829 for(i
= 0; i
< MAX_VM_USB_PORTS
; i
++) {
1830 dev
= vm_usb_ports
[i
]->dev
;
1832 term_printf("Hub port %d:\n", i
);
1833 switch(dev
->speed
) {
1837 case USB_SPEED_FULL
:
1840 case USB_SPEED_HIGH
:
1847 term_printf(" Device %d.%d, speed %s Mb/s\n",
1848 0, dev
->addr
, speed_str
);
1853 /***********************************************************/
1856 static char *pid_filename
;
1858 /* Remove PID file. Called on normal exit */
1860 static void remove_pidfile(void)
1862 unlink (pid_filename
);
1865 static void create_pidfile(const char *filename
)
1867 struct stat pidstat
;
1870 /* Try to write our PID to the named file */
1871 if (stat(filename
, &pidstat
) < 0) {
1872 if (errno
== ENOENT
) {
1873 if ((f
= fopen (filename
, "w")) == NULL
) {
1874 perror("Opening pidfile");
1877 fprintf(f
, "%d\n", getpid());
1879 pid_filename
= qemu_strdup(filename
);
1880 if (!pid_filename
) {
1881 fprintf(stderr
, "Could not save PID filename");
1884 atexit(remove_pidfile
);
1887 fprintf(stderr
, "%s already exists. Remove it and try again.\n",
1893 /***********************************************************/
1896 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
1900 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
1904 static void dumb_refresh(DisplayState
*ds
)
1906 vga_update_display();
1909 void dumb_display_init(DisplayState
*ds
)
1914 ds
->dpy_update
= dumb_update
;
1915 ds
->dpy_resize
= dumb_resize
;
1916 ds
->dpy_refresh
= dumb_refresh
;
1919 #if !defined(CONFIG_SOFTMMU)
1920 /***********************************************************/
1921 /* cpu signal handler */
1922 static void host_segv_handler(int host_signum
, siginfo_t
*info
,
1925 if (cpu_signal_handler(host_signum
, info
, puc
))
1927 if (stdio_nb_clients
> 0)
1933 /***********************************************************/
1936 #define MAX_IO_HANDLERS 64
1938 typedef struct IOHandlerRecord
{
1940 IOCanRWHandler
*fd_can_read
;
1941 IOReadHandler
*fd_read
;
1943 /* temporary data */
1946 struct IOHandlerRecord
*next
;
1949 static IOHandlerRecord
*first_io_handler
;
1951 int qemu_add_fd_read_handler(int fd
, IOCanRWHandler
*fd_can_read
,
1952 IOReadHandler
*fd_read
, void *opaque
)
1954 IOHandlerRecord
*ioh
;
1956 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
1960 ioh
->fd_can_read
= fd_can_read
;
1961 ioh
->fd_read
= fd_read
;
1962 ioh
->opaque
= opaque
;
1963 ioh
->next
= first_io_handler
;
1964 first_io_handler
= ioh
;
1968 void qemu_del_fd_read_handler(int fd
)
1970 IOHandlerRecord
**pioh
, *ioh
;
1972 pioh
= &first_io_handler
;
1977 if (ioh
->fd
== fd
) {
1985 /***********************************************************/
1986 /* savevm/loadvm support */
1988 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
1990 fwrite(buf
, 1, size
, f
);
1993 void qemu_put_byte(QEMUFile
*f
, int v
)
1998 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
2000 qemu_put_byte(f
, v
>> 8);
2001 qemu_put_byte(f
, v
);
2004 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
2006 qemu_put_byte(f
, v
>> 24);
2007 qemu_put_byte(f
, v
>> 16);
2008 qemu_put_byte(f
, v
>> 8);
2009 qemu_put_byte(f
, v
);
2012 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
2014 qemu_put_be32(f
, v
>> 32);
2015 qemu_put_be32(f
, v
);
2018 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size
)
2020 return fread(buf
, 1, size
, f
);
2023 int qemu_get_byte(QEMUFile
*f
)
2033 unsigned int qemu_get_be16(QEMUFile
*f
)
2036 v
= qemu_get_byte(f
) << 8;
2037 v
|= qemu_get_byte(f
);
2041 unsigned int qemu_get_be32(QEMUFile
*f
)
2044 v
= qemu_get_byte(f
) << 24;
2045 v
|= qemu_get_byte(f
) << 16;
2046 v
|= qemu_get_byte(f
) << 8;
2047 v
|= qemu_get_byte(f
);
2051 uint64_t qemu_get_be64(QEMUFile
*f
)
2054 v
= (uint64_t)qemu_get_be32(f
) << 32;
2055 v
|= qemu_get_be32(f
);
2059 int64_t qemu_ftell(QEMUFile
*f
)
2064 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
2066 if (fseek(f
, pos
, whence
) < 0)
2071 typedef struct SaveStateEntry
{
2075 SaveStateHandler
*save_state
;
2076 LoadStateHandler
*load_state
;
2078 struct SaveStateEntry
*next
;
2081 static SaveStateEntry
*first_se
;
2083 int register_savevm(const char *idstr
,
2086 SaveStateHandler
*save_state
,
2087 LoadStateHandler
*load_state
,
2090 SaveStateEntry
*se
, **pse
;
2092 se
= qemu_malloc(sizeof(SaveStateEntry
));
2095 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
2096 se
->instance_id
= instance_id
;
2097 se
->version_id
= version_id
;
2098 se
->save_state
= save_state
;
2099 se
->load_state
= load_state
;
2100 se
->opaque
= opaque
;
2103 /* add at the end of list */
2105 while (*pse
!= NULL
)
2106 pse
= &(*pse
)->next
;
2111 #define QEMU_VM_FILE_MAGIC 0x5145564d
2112 #define QEMU_VM_FILE_VERSION 0x00000001
2114 int qemu_savevm(const char *filename
)
2118 int len
, len_pos
, cur_pos
, saved_vm_running
, ret
;
2120 saved_vm_running
= vm_running
;
2123 f
= fopen(filename
, "wb");
2129 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
2130 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
2132 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
2134 len
= strlen(se
->idstr
);
2135 qemu_put_byte(f
, len
);
2136 qemu_put_buffer(f
, se
->idstr
, len
);
2138 qemu_put_be32(f
, se
->instance_id
);
2139 qemu_put_be32(f
, se
->version_id
);
2141 /* record size: filled later */
2143 qemu_put_be32(f
, 0);
2145 se
->save_state(f
, se
->opaque
);
2147 /* fill record size */
2149 len
= ftell(f
) - len_pos
- 4;
2150 fseek(f
, len_pos
, SEEK_SET
);
2151 qemu_put_be32(f
, len
);
2152 fseek(f
, cur_pos
, SEEK_SET
);
2158 if (saved_vm_running
)
2163 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
2167 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
2168 if (!strcmp(se
->idstr
, idstr
) &&
2169 instance_id
== se
->instance_id
)
2175 int qemu_loadvm(const char *filename
)
2179 int len
, cur_pos
, ret
, instance_id
, record_len
, version_id
;
2180 int saved_vm_running
;
2184 saved_vm_running
= vm_running
;
2187 f
= fopen(filename
, "rb");
2193 v
= qemu_get_be32(f
);
2194 if (v
!= QEMU_VM_FILE_MAGIC
)
2196 v
= qemu_get_be32(f
);
2197 if (v
!= QEMU_VM_FILE_VERSION
) {
2204 #if defined (DO_TB_FLUSH)
2205 tb_flush(global_env
);
2207 len
= qemu_get_byte(f
);
2210 qemu_get_buffer(f
, idstr
, len
);
2212 instance_id
= qemu_get_be32(f
);
2213 version_id
= qemu_get_be32(f
);
2214 record_len
= qemu_get_be32(f
);
2216 printf("idstr=%s instance=0x%x version=%d len=%d\n",
2217 idstr
, instance_id
, version_id
, record_len
);
2220 se
= find_se(idstr
, instance_id
);
2222 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
2223 instance_id
, idstr
);
2225 ret
= se
->load_state(f
, se
->opaque
, version_id
);
2227 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
2228 instance_id
, idstr
);
2231 /* always seek to exact end of record */
2232 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
2237 if (saved_vm_running
)
2242 /***********************************************************/
2243 /* cpu save/restore */
2245 #if defined(TARGET_I386)
2247 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
2249 qemu_put_be32(f
, dt
->selector
);
2250 qemu_put_betl(f
, dt
->base
);
2251 qemu_put_be32(f
, dt
->limit
);
2252 qemu_put_be32(f
, dt
->flags
);
2255 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
2257 dt
->selector
= qemu_get_be32(f
);
2258 dt
->base
= qemu_get_betl(f
);
2259 dt
->limit
= qemu_get_be32(f
);
2260 dt
->flags
= qemu_get_be32(f
);
2263 void cpu_save(QEMUFile
*f
, void *opaque
)
2265 CPUState
*env
= opaque
;
2266 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
2270 for(i
= 0; i
< CPU_NB_REGS
; i
++)
2271 qemu_put_betls(f
, &env
->regs
[i
]);
2272 qemu_put_betls(f
, &env
->eip
);
2273 qemu_put_betls(f
, &env
->eflags
);
2274 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
2275 qemu_put_be32s(f
, &hflags
);
2279 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
2281 for(i
= 0; i
< 8; i
++) {
2282 fptag
|= ((!env
->fptags
[i
]) << i
);
2285 qemu_put_be16s(f
, &fpuc
);
2286 qemu_put_be16s(f
, &fpus
);
2287 qemu_put_be16s(f
, &fptag
);
2289 #ifdef USE_X86LDOUBLE
2294 qemu_put_be16s(f
, &fpregs_format
);
2296 for(i
= 0; i
< 8; i
++) {
2297 #ifdef USE_X86LDOUBLE
2301 /* we save the real CPU data (in case of MMX usage only 'mant'
2302 contains the MMX register */
2303 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
2304 qemu_put_be64(f
, mant
);
2305 qemu_put_be16(f
, exp
);
2308 /* if we use doubles for float emulation, we save the doubles to
2309 avoid losing information in case of MMX usage. It can give
2310 problems if the image is restored on a CPU where long
2311 doubles are used instead. */
2312 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
2316 for(i
= 0; i
< 6; i
++)
2317 cpu_put_seg(f
, &env
->segs
[i
]);
2318 cpu_put_seg(f
, &env
->ldt
);
2319 cpu_put_seg(f
, &env
->tr
);
2320 cpu_put_seg(f
, &env
->gdt
);
2321 cpu_put_seg(f
, &env
->idt
);
2323 qemu_put_be32s(f
, &env
->sysenter_cs
);
2324 qemu_put_be32s(f
, &env
->sysenter_esp
);
2325 qemu_put_be32s(f
, &env
->sysenter_eip
);
2327 qemu_put_betls(f
, &env
->cr
[0]);
2328 qemu_put_betls(f
, &env
->cr
[2]);
2329 qemu_put_betls(f
, &env
->cr
[3]);
2330 qemu_put_betls(f
, &env
->cr
[4]);
2332 for(i
= 0; i
< 8; i
++)
2333 qemu_put_betls(f
, &env
->dr
[i
]);
2336 qemu_put_be32s(f
, &env
->a20_mask
);
2339 qemu_put_be32s(f
, &env
->mxcsr
);
2340 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
2341 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
2342 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
2345 #ifdef TARGET_X86_64
2346 qemu_put_be64s(f
, &env
->efer
);
2347 qemu_put_be64s(f
, &env
->star
);
2348 qemu_put_be64s(f
, &env
->lstar
);
2349 qemu_put_be64s(f
, &env
->cstar
);
2350 qemu_put_be64s(f
, &env
->fmask
);
2351 qemu_put_be64s(f
, &env
->kernelgsbase
);
2355 #ifdef USE_X86LDOUBLE
2356 /* XXX: add that in a FPU generic layer */
2357 union x86_longdouble
{
2362 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
2363 #define EXPBIAS1 1023
2364 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
2365 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
2367 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
2371 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
2372 /* exponent + sign */
2373 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
2374 e
|= SIGND1(temp
) >> 16;
2379 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2381 CPUState
*env
= opaque
;
2384 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
2386 if (version_id
!= 3)
2388 for(i
= 0; i
< CPU_NB_REGS
; i
++)
2389 qemu_get_betls(f
, &env
->regs
[i
]);
2390 qemu_get_betls(f
, &env
->eip
);
2391 qemu_get_betls(f
, &env
->eflags
);
2392 qemu_get_be32s(f
, &hflags
);
2394 qemu_get_be16s(f
, &fpuc
);
2395 qemu_get_be16s(f
, &fpus
);
2396 qemu_get_be16s(f
, &fptag
);
2397 qemu_get_be16s(f
, &fpregs_format
);
2399 /* NOTE: we cannot always restore the FPU state if the image come
2400 from a host with a different 'USE_X86LDOUBLE' define. We guess
2401 if we are in an MMX state to restore correctly in that case. */
2402 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
2403 for(i
= 0; i
< 8; i
++) {
2407 switch(fpregs_format
) {
2409 mant
= qemu_get_be64(f
);
2410 exp
= qemu_get_be16(f
);
2411 #ifdef USE_X86LDOUBLE
2412 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
2414 /* difficult case */
2416 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
2418 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
2422 mant
= qemu_get_be64(f
);
2423 #ifdef USE_X86LDOUBLE
2425 union x86_longdouble
*p
;
2426 /* difficult case */
2427 p
= (void *)&env
->fpregs
[i
];
2432 fp64_to_fp80(p
, mant
);
2436 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
2445 /* XXX: restore FPU round state */
2446 env
->fpstt
= (fpus
>> 11) & 7;
2447 env
->fpus
= fpus
& ~0x3800;
2449 for(i
= 0; i
< 8; i
++) {
2450 env
->fptags
[i
] = (fptag
>> i
) & 1;
2453 for(i
= 0; i
< 6; i
++)
2454 cpu_get_seg(f
, &env
->segs
[i
]);
2455 cpu_get_seg(f
, &env
->ldt
);
2456 cpu_get_seg(f
, &env
->tr
);
2457 cpu_get_seg(f
, &env
->gdt
);
2458 cpu_get_seg(f
, &env
->idt
);
2460 qemu_get_be32s(f
, &env
->sysenter_cs
);
2461 qemu_get_be32s(f
, &env
->sysenter_esp
);
2462 qemu_get_be32s(f
, &env
->sysenter_eip
);
2464 qemu_get_betls(f
, &env
->cr
[0]);
2465 qemu_get_betls(f
, &env
->cr
[2]);
2466 qemu_get_betls(f
, &env
->cr
[3]);
2467 qemu_get_betls(f
, &env
->cr
[4]);
2469 for(i
= 0; i
< 8; i
++)
2470 qemu_get_betls(f
, &env
->dr
[i
]);
2473 qemu_get_be32s(f
, &env
->a20_mask
);
2475 qemu_get_be32s(f
, &env
->mxcsr
);
2476 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
2477 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
2478 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
2481 #ifdef TARGET_X86_64
2482 qemu_get_be64s(f
, &env
->efer
);
2483 qemu_get_be64s(f
, &env
->star
);
2484 qemu_get_be64s(f
, &env
->lstar
);
2485 qemu_get_be64s(f
, &env
->cstar
);
2486 qemu_get_be64s(f
, &env
->fmask
);
2487 qemu_get_be64s(f
, &env
->kernelgsbase
);
2490 /* XXX: compute hflags from scratch, except for CPL and IIF */
2491 env
->hflags
= hflags
;
2496 #elif defined(TARGET_PPC)
2497 void cpu_save(QEMUFile
*f
, void *opaque
)
2501 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2506 #elif defined(TARGET_MIPS)
2507 void cpu_save(QEMUFile
*f
, void *opaque
)
2511 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2516 #elif defined(TARGET_SPARC)
2517 void cpu_save(QEMUFile
*f
, void *opaque
)
2519 CPUState
*env
= opaque
;
2523 for(i
= 0; i
< 8; i
++)
2524 qemu_put_betls(f
, &env
->gregs
[i
]);
2525 for(i
= 0; i
< NWINDOWS
* 16; i
++)
2526 qemu_put_betls(f
, &env
->regbase
[i
]);
2529 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
2535 qemu_put_betl(f
, u
.i
);
2538 qemu_put_betls(f
, &env
->pc
);
2539 qemu_put_betls(f
, &env
->npc
);
2540 qemu_put_betls(f
, &env
->y
);
2542 qemu_put_be32(f
, tmp
);
2543 qemu_put_betls(f
, &env
->fsr
);
2544 qemu_put_betls(f
, &env
->tbr
);
2545 #ifndef TARGET_SPARC64
2546 qemu_put_be32s(f
, &env
->wim
);
2548 for(i
= 0; i
< 16; i
++)
2549 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
2553 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
2555 CPUState
*env
= opaque
;
2559 for(i
= 0; i
< 8; i
++)
2560 qemu_get_betls(f
, &env
->gregs
[i
]);
2561 for(i
= 0; i
< NWINDOWS
* 16; i
++)
2562 qemu_get_betls(f
, &env
->regbase
[i
]);
2565 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
2570 u
.i
= qemu_get_betl(f
);
2574 qemu_get_betls(f
, &env
->pc
);
2575 qemu_get_betls(f
, &env
->npc
);
2576 qemu_get_betls(f
, &env
->y
);
2577 tmp
= qemu_get_be32(f
);
2578 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
2579 correctly updated */
2581 qemu_get_betls(f
, &env
->fsr
);
2582 qemu_get_betls(f
, &env
->tbr
);
2583 #ifndef TARGET_SPARC64
2584 qemu_get_be32s(f
, &env
->wim
);
2586 for(i
= 0; i
< 16; i
++)
2587 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
2594 #warning No CPU save/restore functions
2598 /***********************************************************/
2599 /* ram save/restore */
2601 /* we just avoid storing empty pages */
2602 static void ram_put_page(QEMUFile
*f
, const uint8_t *buf
, int len
)
2607 for(i
= 1; i
< len
; i
++) {
2611 qemu_put_byte(f
, 1);
2612 qemu_put_byte(f
, v
);
2615 qemu_put_byte(f
, 0);
2616 qemu_put_buffer(f
, buf
, len
);
2619 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
2623 v
= qemu_get_byte(f
);
2626 if (qemu_get_buffer(f
, buf
, len
) != len
)
2630 v
= qemu_get_byte(f
);
2631 memset(buf
, v
, len
);
2639 static void ram_save(QEMUFile
*f
, void *opaque
)
2642 qemu_put_be32(f
, phys_ram_size
);
2643 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
2644 ram_put_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
2648 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
2652 if (version_id
!= 1)
2654 if (qemu_get_be32(f
) != phys_ram_size
)
2656 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
2657 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
2664 /***********************************************************/
2665 /* machine registration */
2667 QEMUMachine
*first_machine
= NULL
;
2669 int qemu_register_machine(QEMUMachine
*m
)
2672 pm
= &first_machine
;
2680 QEMUMachine
*find_machine(const char *name
)
2684 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
2685 if (!strcmp(m
->name
, name
))
2691 /***********************************************************/
2692 /* main execution loop */
2694 void gui_update(void *opaque
)
2696 display_state
.dpy_refresh(&display_state
);
2697 qemu_mod_timer(gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
2700 /* XXX: support several handlers */
2701 VMStopHandler
*vm_stop_cb
;
2702 VMStopHandler
*vm_stop_opaque
;
2704 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
2707 vm_stop_opaque
= opaque
;
2711 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
2724 void vm_stop(int reason
)
2727 cpu_disable_ticks();
2731 vm_stop_cb(vm_stop_opaque
, reason
);
2737 /* reset/shutdown handler */
2739 typedef struct QEMUResetEntry
{
2740 QEMUResetHandler
*func
;
2742 struct QEMUResetEntry
*next
;
2745 static QEMUResetEntry
*first_reset_entry
;
2746 static int reset_requested
;
2747 static int shutdown_requested
;
2748 static int powerdown_requested
;
2750 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
2752 QEMUResetEntry
**pre
, *re
;
2754 pre
= &first_reset_entry
;
2755 while (*pre
!= NULL
)
2756 pre
= &(*pre
)->next
;
2757 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
2759 re
->opaque
= opaque
;
2764 void qemu_system_reset(void)
2768 /* reset all devices */
2769 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
2770 re
->func(re
->opaque
);
2774 void qemu_system_reset_request(void)
2776 reset_requested
= 1;
2777 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
2780 void qemu_system_shutdown_request(void)
2782 shutdown_requested
= 1;
2783 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
2786 void qemu_system_powerdown_request(void)
2788 powerdown_requested
= 1;
2789 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
2792 static void main_cpu_reset(void *opaque
)
2794 #if defined(TARGET_I386) || defined(TARGET_SPARC)
2795 CPUState
*env
= opaque
;
2800 void main_loop_wait(int timeout
)
2803 struct pollfd ufds
[MAX_IO_HANDLERS
+ 1], *pf
;
2804 IOHandlerRecord
*ioh
, *ioh_next
;
2814 /* poll any events */
2815 /* XXX: separate device handlers from system ones */
2817 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
2818 if (!ioh
->fd_can_read
) {
2821 pf
->events
= POLLIN
;
2825 max_size
= ioh
->fd_can_read(ioh
->opaque
);
2827 if (max_size
> sizeof(buf
))
2828 max_size
= sizeof(buf
);
2830 pf
->events
= POLLIN
;
2837 ioh
->max_size
= max_size
;
2840 ret
= poll(ufds
, pf
- ufds
, timeout
);
2842 /* XXX: better handling of removal */
2843 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh_next
) {
2844 ioh_next
= ioh
->next
;
2847 if (pf
->revents
& POLLIN
) {
2848 if (ioh
->max_size
== 0) {
2849 /* just a read event */
2850 ioh
->fd_read(ioh
->opaque
, NULL
, 0);
2852 n
= read(ioh
->fd
, buf
, ioh
->max_size
);
2854 ioh
->fd_read(ioh
->opaque
, buf
, n
);
2855 } else if (errno
!= EAGAIN
) {
2856 ioh
->fd_read(ioh
->opaque
, NULL
, -errno
);
2863 #endif /* !defined(_WIN32) */
2864 #if defined(CONFIG_SLIRP)
2865 /* XXX: merge with poll() */
2867 fd_set rfds
, wfds
, xfds
;
2875 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
2878 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
2880 slirp_select_poll(&rfds
, &wfds
, &xfds
);
2886 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
2887 qemu_get_clock(vm_clock
));
2888 /* run dma transfers, if any */
2892 /* real time timers */
2893 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
2894 qemu_get_clock(rt_clock
));
2900 CPUState
*env
= global_env
;
2904 ret
= cpu_exec(env
);
2905 if (shutdown_requested
) {
2906 ret
= EXCP_INTERRUPT
;
2909 if (reset_requested
) {
2910 reset_requested
= 0;
2911 qemu_system_reset();
2912 ret
= EXCP_INTERRUPT
;
2914 if (powerdown_requested
) {
2915 powerdown_requested
= 0;
2916 qemu_system_powerdown();
2917 ret
= EXCP_INTERRUPT
;
2919 if (ret
== EXCP_DEBUG
) {
2920 vm_stop(EXCP_DEBUG
);
2922 /* if hlt instruction, we wait until the next IRQ */
2923 /* XXX: use timeout computed from timers */
2924 if (ret
== EXCP_HLT
)
2931 main_loop_wait(timeout
);
2933 cpu_disable_ticks();
2939 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2005 Fabrice Bellard\n"
2940 "usage: %s [options] [disk_image]\n"
2942 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
2944 "Standard options:\n"
2945 "-M machine select emulated machine (-M ? for list)\n"
2946 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
2947 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
2948 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
2949 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
2950 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
2951 "-snapshot write to temporary files instead of disk image files\n"
2952 "-m megs set virtual RAM size to megs MB [default=%d]\n"
2953 "-nographic disable graphical output and redirect serial I/Os to console\n"
2955 "-k language use keyboard layout (for example \"fr\" for French)\n"
2958 "-enable-audio enable audio support, and all the sound cars\n"
2959 "-audio-help print list of audio drivers and their options\n"
2960 "-soundhw c1,... enable audio support\n"
2961 " and only specified sound cards (comma separated list)\n"
2962 " use -soundhw ? to get the list of supported cards\n"
2964 "-localtime set the real time clock to local time [default=utc]\n"
2965 "-full-screen start in full screen\n"
2967 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
2969 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
2970 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
2973 "Network options:\n"
2974 "-nics n simulate 'n' network cards [default=1]\n"
2975 "-macaddr addr set the mac address of the first interface\n"
2976 "-n script set tap/tun network init script [default=%s]\n"
2977 "-tun-fd fd use this fd as already opened tap/tun interface\n"
2979 "-user-net use user mode network stack [default if no tap/tun script]\n"
2980 "-tftp prefix allow tftp access to files starting with prefix [-user-net]\n"
2982 "-smb dir allow SMB access to files in 'dir' [-user-net]\n"
2984 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
2985 " redirect TCP or UDP connections from host to guest [-user-net]\n"
2987 "-dummy-net use dummy network stack\n"
2989 "Linux boot specific:\n"
2990 "-kernel bzImage use 'bzImage' as kernel image\n"
2991 "-append cmdline use 'cmdline' as kernel command line\n"
2992 "-initrd file use 'file' as initial ram disk\n"
2994 "Debug/Expert options:\n"
2995 "-monitor dev redirect the monitor to char device 'dev'\n"
2996 "-serial dev redirect the serial port to char device 'dev'\n"
2997 "-parallel dev redirect the parallel port to char device 'dev'\n"
2998 "-pidfile file Write PID to 'file'\n"
2999 "-S freeze CPU at startup (use 'c' to start execution)\n"
3000 "-s wait gdb connection to port %d\n"
3001 "-p port change gdb connection port\n"
3002 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
3003 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
3004 " translation (t=none or lba) (usually qemu can guess them)\n"
3005 "-L path set the directory for the BIOS and VGA BIOS\n"
3007 "-no-kqemu disable KQEMU kernel module usage\n"
3009 #ifdef USE_CODE_COPY
3010 "-no-code-copy disable code copy acceleration\n"
3013 "-isa simulate an ISA-only system (default is PCI system)\n"
3014 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
3015 " (default is CL-GD5446 PCI VGA)\n"
3017 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
3019 "During emulation, the following keys are useful:\n"
3020 "ctrl-alt-f toggle full screen\n"
3021 "ctrl-alt-n switch to virtual console 'n'\n"
3022 "ctrl-alt toggle mouse and keyboard grab\n"
3024 "When using -nographic, press 'ctrl-a h' to get some help.\n"
3026 #ifdef CONFIG_SOFTMMU
3032 DEFAULT_NETWORK_SCRIPT
,
3033 DEFAULT_GDBSTUB_PORT
,
3035 #ifndef CONFIG_SOFTMMU
3037 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
3038 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
3044 #define HAS_ARG 0x0001
3058 QEMU_OPTION_snapshot
,
3060 QEMU_OPTION_nographic
,
3062 QEMU_OPTION_enable_audio
,
3063 QEMU_OPTION_audio_help
,
3064 QEMU_OPTION_soundhw
,
3068 QEMU_OPTION_macaddr
,
3071 QEMU_OPTION_user_net
,
3075 QEMU_OPTION_dummy_net
,
3087 QEMU_OPTION_no_code_copy
,
3092 QEMU_OPTION_localtime
,
3093 QEMU_OPTION_cirrusvga
,
3095 QEMU_OPTION_std_vga
,
3096 QEMU_OPTION_monitor
,
3098 QEMU_OPTION_parallel
,
3100 QEMU_OPTION_full_screen
,
3101 QEMU_OPTION_pidfile
,
3102 QEMU_OPTION_no_kqemu
,
3103 QEMU_OPTION_win2k_hack
,
3105 QEMU_OPTION_usbdevice
,
3108 typedef struct QEMUOption
{
3114 const QEMUOption qemu_options
[] = {
3115 { "h", 0, QEMU_OPTION_h
},
3117 { "M", HAS_ARG
, QEMU_OPTION_M
},
3118 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
3119 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
3120 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
3121 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
3122 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
3123 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
3124 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
3125 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
3126 { "snapshot", 0, QEMU_OPTION_snapshot
},
3127 { "m", HAS_ARG
, QEMU_OPTION_m
},
3128 { "nographic", 0, QEMU_OPTION_nographic
},
3129 { "k", HAS_ARG
, QEMU_OPTION_k
},
3131 { "enable-audio", 0, QEMU_OPTION_enable_audio
},
3132 { "audio-help", 0, QEMU_OPTION_audio_help
},
3133 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
3136 { "nics", HAS_ARG
, QEMU_OPTION_nics
},
3137 { "macaddr", HAS_ARG
, QEMU_OPTION_macaddr
},
3138 { "n", HAS_ARG
, QEMU_OPTION_n
},
3139 { "tun-fd", HAS_ARG
, QEMU_OPTION_tun_fd
},
3141 { "user-net", 0, QEMU_OPTION_user_net
},
3142 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
3144 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
3146 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
3148 { "dummy-net", 0, QEMU_OPTION_dummy_net
},
3150 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
3151 { "append", HAS_ARG
, QEMU_OPTION_append
},
3152 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
3154 { "S", 0, QEMU_OPTION_S
},
3155 { "s", 0, QEMU_OPTION_s
},
3156 { "p", HAS_ARG
, QEMU_OPTION_p
},
3157 { "d", HAS_ARG
, QEMU_OPTION_d
},
3158 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
3159 { "L", HAS_ARG
, QEMU_OPTION_L
},
3160 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
3162 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
3165 { "prep", 0, QEMU_OPTION_prep
},
3167 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
3168 { "g", 1, QEMU_OPTION_g
},
3170 { "localtime", 0, QEMU_OPTION_localtime
},
3171 { "isa", 0, QEMU_OPTION_isa
},
3172 { "std-vga", 0, QEMU_OPTION_std_vga
},
3173 { "monitor", 1, QEMU_OPTION_monitor
},
3174 { "serial", 1, QEMU_OPTION_serial
},
3175 { "parallel", 1, QEMU_OPTION_parallel
},
3176 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
3177 { "full-screen", 0, QEMU_OPTION_full_screen
},
3178 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
3179 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
3180 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
3182 /* temporary options */
3183 { "usb", 0, QEMU_OPTION_usb
},
3184 { "pci", 0, QEMU_OPTION_pci
},
3185 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
3189 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
3191 /* this stack is only used during signal handling */
3192 #define SIGNAL_STACK_SIZE 32768
3194 static uint8_t *signal_stack
;
3198 /* password input */
3200 static BlockDriverState
*get_bdrv(int index
)
3202 BlockDriverState
*bs
;
3205 bs
= bs_table
[index
];
3206 } else if (index
< 6) {
3207 bs
= fd_table
[index
- 4];
3214 static void read_passwords(void)
3216 BlockDriverState
*bs
;
3220 for(i
= 0; i
< 6; i
++) {
3222 if (bs
&& bdrv_is_encrypted(bs
)) {
3223 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs
));
3224 for(j
= 0; j
< 3; j
++) {
3225 monitor_readline("Password: ",
3226 1, password
, sizeof(password
));
3227 if (bdrv_set_key(bs
, password
) == 0)
3229 term_printf("invalid password\n");
3235 /* XXX: currently we cannot use simultaneously different CPUs */
3236 void register_machines(void)
3238 #if defined(TARGET_I386)
3239 qemu_register_machine(&pc_machine
);
3240 #elif defined(TARGET_PPC)
3241 qemu_register_machine(&heathrow_machine
);
3242 qemu_register_machine(&core99_machine
);
3243 qemu_register_machine(&prep_machine
);
3244 #elif defined(TARGET_MIPS)
3245 qemu_register_machine(&mips_machine
);
3246 #elif defined(TARGET_SPARC)
3247 #ifdef TARGET_SPARC64
3248 qemu_register_machine(&sun4u_machine
);
3250 qemu_register_machine(&sun4m_machine
);
3256 static void select_soundhw (const char *optarg
)
3258 if (*optarg
== '?') {
3260 printf ("Valid sound card names (comma separated):\n");
3261 printf ("sb16 Creative Sound Blaster 16\n");
3264 printf ("adlib Yamaha YMF262 (OPL3)\n");
3266 printf ("adlib Yamaha YM3812 (OPL2)\n");
3270 printf ("gus Gravis Ultrasound GF1\n");
3272 printf ("es1370 ENSONIQ AudioPCI ES1370\n");
3273 exit (*optarg
!= '?');
3280 { "sb16", &sb16_enabled
},
3282 { "adlib", &adlib_enabled
},
3285 { "gus", &gus_enabled
},
3287 { "es1370", &es1370_enabled
},
3289 size_t tablen
, l
, i
;
3295 tablen
= sizeof (soundhw_tab
) / sizeof (soundhw_tab
[0]);
3298 e
= strchr (p
, ',');
3299 l
= !e
? strlen (p
) : (size_t) (e
- p
);
3300 for (i
= 0; i
< tablen
; ++i
) {
3301 if (!strncmp (soundhw_tab
[i
].name
, p
, l
)) {
3303 *soundhw_tab
[i
].enabledp
= 1;
3310 "Unknown sound card name (too big to show)\n");
3313 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
3318 p
+= l
+ (e
!= NULL
);
3322 goto show_valid_cards
;
3327 #define NET_IF_TUN 0
3328 #define NET_IF_USER 1
3329 #define NET_IF_DUMMY 2
3331 int main(int argc
, char **argv
)
3333 #ifdef CONFIG_GDBSTUB
3334 int use_gdbstub
, gdbstub_port
;
3337 int snapshot
, linux_boot
;
3339 const char *initrd_filename
;
3340 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
3341 const char *kernel_filename
, *kernel_cmdline
;
3342 DisplayState
*ds
= &display_state
;
3343 int cyls
, heads
, secs
, translation
;
3344 int start_emulation
= 1;
3346 int net_if_type
, nb_tun_fds
, tun_fds
[MAX_NICS
];
3348 const char *r
, *optarg
;
3349 CharDriverState
*monitor_hd
;
3350 char monitor_device
[128];
3351 char serial_devices
[MAX_SERIAL_PORTS
][128];
3352 int serial_device_index
;
3353 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
3354 int parallel_device_index
;
3355 const char *loadvm
= NULL
;
3356 QEMUMachine
*machine
;
3357 char usb_devices
[MAX_VM_USB_PORTS
][128];
3358 int usb_devices_index
;
3360 #if !defined(CONFIG_SOFTMMU)
3361 /* we never want that malloc() uses mmap() */
3362 mallopt(M_MMAP_THRESHOLD
, 4096 * 1024);
3364 register_machines();
3365 machine
= first_machine
;
3366 initrd_filename
= NULL
;
3367 for(i
= 0; i
< MAX_FD
; i
++)
3368 fd_filename
[i
] = NULL
;
3369 for(i
= 0; i
< MAX_DISKS
; i
++)
3370 hd_filename
[i
] = NULL
;
3371 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
3372 vga_ram_size
= VGA_RAM_SIZE
;
3373 bios_size
= BIOS_SIZE
;
3374 pstrcpy(network_script
, sizeof(network_script
), DEFAULT_NETWORK_SCRIPT
);
3375 #ifdef CONFIG_GDBSTUB
3377 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
3381 kernel_filename
= NULL
;
3382 kernel_cmdline
= "";
3388 cyls
= heads
= secs
= 0;
3389 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3390 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
3392 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
3393 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
3394 serial_devices
[i
][0] = '\0';
3395 serial_device_index
= 0;
3397 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
3398 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
3399 parallel_devices
[i
][0] = '\0';
3400 parallel_device_index
= 0;
3402 usb_devices_index
= 0;
3407 /* default mac address of the first network interface */
3421 hd_filename
[0] = argv
[optind
++];
3423 const QEMUOption
*popt
;
3426 popt
= qemu_options
;
3429 fprintf(stderr
, "%s: invalid option -- '%s'\n",
3433 if (!strcmp(popt
->name
, r
+ 1))
3437 if (popt
->flags
& HAS_ARG
) {
3438 if (optind
>= argc
) {
3439 fprintf(stderr
, "%s: option '%s' requires an argument\n",
3443 optarg
= argv
[optind
++];
3448 switch(popt
->index
) {
3450 machine
= find_machine(optarg
);
3453 printf("Supported machines are:\n");
3454 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
3455 printf("%-10s %s%s\n",
3457 m
== first_machine
? " (default)" : "");
3462 case QEMU_OPTION_initrd
:
3463 initrd_filename
= optarg
;
3465 case QEMU_OPTION_hda
:
3466 case QEMU_OPTION_hdb
:
3467 case QEMU_OPTION_hdc
:
3468 case QEMU_OPTION_hdd
:
3471 hd_index
= popt
->index
- QEMU_OPTION_hda
;
3472 hd_filename
[hd_index
] = optarg
;
3473 if (hd_index
== cdrom_index
)
3477 case QEMU_OPTION_snapshot
:
3480 case QEMU_OPTION_hdachs
:
3484 cyls
= strtol(p
, (char **)&p
, 0);
3485 if (cyls
< 1 || cyls
> 16383)
3490 heads
= strtol(p
, (char **)&p
, 0);
3491 if (heads
< 1 || heads
> 16)
3496 secs
= strtol(p
, (char **)&p
, 0);
3497 if (secs
< 1 || secs
> 63)
3501 if (!strcmp(p
, "none"))
3502 translation
= BIOS_ATA_TRANSLATION_NONE
;
3503 else if (!strcmp(p
, "lba"))
3504 translation
= BIOS_ATA_TRANSLATION_LBA
;
3505 else if (!strcmp(p
, "auto"))
3506 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3509 } else if (*p
!= '\0') {
3511 fprintf(stderr
, "qemu: invalid physical CHS format\n");
3516 case QEMU_OPTION_nographic
:
3517 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
3518 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
3521 case QEMU_OPTION_kernel
:
3522 kernel_filename
= optarg
;
3524 case QEMU_OPTION_append
:
3525 kernel_cmdline
= optarg
;
3527 case QEMU_OPTION_tun_fd
:
3531 net_if_type
= NET_IF_TUN
;
3532 if (nb_tun_fds
< MAX_NICS
) {
3533 fd
= strtol(optarg
, (char **)&p
, 0);
3535 fprintf(stderr
, "qemu: invalid fd for network interface %d\n", nb_tun_fds
);
3538 tun_fds
[nb_tun_fds
++] = fd
;
3542 case QEMU_OPTION_cdrom
:
3543 if (cdrom_index
>= 0) {
3544 hd_filename
[cdrom_index
] = optarg
;
3547 case QEMU_OPTION_boot
:
3548 boot_device
= optarg
[0];
3549 if (boot_device
!= 'a' &&
3552 boot_device
!= 'n' &&
3554 boot_device
!= 'c' && boot_device
!= 'd') {
3555 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
3559 case QEMU_OPTION_fda
:
3560 fd_filename
[0] = optarg
;
3562 case QEMU_OPTION_fdb
:
3563 fd_filename
[1] = optarg
;
3565 case QEMU_OPTION_no_code_copy
:
3566 code_copy_enabled
= 0;
3568 case QEMU_OPTION_nics
:
3569 nb_nics
= atoi(optarg
);
3570 if (nb_nics
< 0 || nb_nics
> MAX_NICS
) {
3571 fprintf(stderr
, "qemu: invalid number of network interfaces\n");
3575 case QEMU_OPTION_macaddr
:
3580 for(i
= 0; i
< 6; i
++) {
3581 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3588 fprintf(stderr
, "qemu: invalid syntax for ethernet address\n");
3597 case QEMU_OPTION_tftp
:
3598 tftp_prefix
= optarg
;
3601 case QEMU_OPTION_smb
:
3602 net_slirp_smb(optarg
);
3605 case QEMU_OPTION_user_net
:
3606 net_if_type
= NET_IF_USER
;
3608 case QEMU_OPTION_redir
:
3609 net_slirp_redir(optarg
);
3612 case QEMU_OPTION_dummy_net
:
3613 net_if_type
= NET_IF_DUMMY
;
3616 case QEMU_OPTION_enable_audio
:
3623 case QEMU_OPTION_audio_help
:
3627 case QEMU_OPTION_soundhw
:
3628 select_soundhw (optarg
);
3635 ram_size
= atoi(optarg
) * 1024 * 1024;
3638 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
3639 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
3640 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
3649 mask
= cpu_str_to_log_mask(optarg
);
3651 printf("Log items (comma separated):\n");
3652 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
3653 printf("%-10s %s\n", item
->name
, item
->help
);
3661 pstrcpy(network_script
, sizeof(network_script
), optarg
);
3663 #ifdef CONFIG_GDBSTUB
3668 gdbstub_port
= atoi(optarg
);
3675 start_emulation
= 0;
3677 case QEMU_OPTION_pci
:
3680 case QEMU_OPTION_isa
:
3683 case QEMU_OPTION_prep
:
3687 keyboard_layout
= optarg
;
3689 case QEMU_OPTION_localtime
:
3692 case QEMU_OPTION_cirrusvga
:
3693 cirrus_vga_enabled
= 1;
3695 case QEMU_OPTION_std_vga
:
3696 cirrus_vga_enabled
= 0;
3703 w
= strtol(p
, (char **)&p
, 10);
3706 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3712 h
= strtol(p
, (char **)&p
, 10);
3717 depth
= strtol(p
, (char **)&p
, 10);
3718 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3719 depth
!= 24 && depth
!= 32)
3721 } else if (*p
== '\0') {
3722 depth
= graphic_depth
;
3729 graphic_depth
= depth
;
3732 case QEMU_OPTION_monitor
:
3733 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
3735 case QEMU_OPTION_serial
:
3736 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
3737 fprintf(stderr
, "qemu: too many serial ports\n");
3740 pstrcpy(serial_devices
[serial_device_index
],
3741 sizeof(serial_devices
[0]), optarg
);
3742 serial_device_index
++;
3744 case QEMU_OPTION_parallel
:
3745 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
3746 fprintf(stderr
, "qemu: too many parallel ports\n");
3749 pstrcpy(parallel_devices
[parallel_device_index
],
3750 sizeof(parallel_devices
[0]), optarg
);
3751 parallel_device_index
++;
3753 case QEMU_OPTION_loadvm
:
3756 case QEMU_OPTION_full_screen
:
3759 case QEMU_OPTION_pidfile
:
3760 create_pidfile(optarg
);
3763 case QEMU_OPTION_win2k_hack
:
3764 win2k_install_hack
= 1;
3768 case QEMU_OPTION_no_kqemu
:
3772 case QEMU_OPTION_usb
:
3775 case QEMU_OPTION_usbdevice
:
3777 if (usb_devices_index
>= MAX_VM_USB_PORTS
) {
3778 fprintf(stderr
, "Too many USB devices\n");
3781 pstrcpy(usb_devices
[usb_devices_index
],
3782 sizeof(usb_devices
[usb_devices_index
]),
3784 usb_devices_index
++;
3790 linux_boot
= (kernel_filename
!= NULL
);
3793 hd_filename
[0] == '\0' &&
3794 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
3795 fd_filename
[0] == '\0')
3798 /* boot to cd by default if no hard disk */
3799 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
3800 if (fd_filename
[0] != '\0')
3806 #if !defined(CONFIG_SOFTMMU)
3807 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
3809 static uint8_t stdout_buf
[4096];
3810 setvbuf(stdout
, stdout_buf
, _IOLBF
, sizeof(stdout_buf
));
3813 setvbuf(stdout
, NULL
, _IOLBF
, 0);
3816 /* init host network redirectors */
3817 if (net_if_type
== -1) {
3818 net_if_type
= NET_IF_TUN
;
3819 #if defined(CONFIG_SLIRP)
3820 if (access(network_script
, R_OK
) < 0) {
3821 net_if_type
= NET_IF_USER
;
3826 for(i
= 0; i
< nb_nics
; i
++) {
3827 NetDriverState
*nd
= &nd_table
[i
];
3829 /* init virtual mac address */
3830 nd
->macaddr
[0] = macaddr
[0];
3831 nd
->macaddr
[1] = macaddr
[1];
3832 nd
->macaddr
[2] = macaddr
[2];
3833 nd
->macaddr
[3] = macaddr
[3];
3834 nd
->macaddr
[4] = macaddr
[4];
3835 nd
->macaddr
[5] = macaddr
[5] + i
;
3836 switch(net_if_type
) {
3837 #if defined(CONFIG_SLIRP)
3842 #if !defined(_WIN32)
3844 if (i
< nb_tun_fds
) {
3845 net_fd_init(nd
, tun_fds
[i
]);
3847 if (net_tun_init(nd
) < 0)
3859 /* init the memory */
3860 phys_ram_size
= ram_size
+ vga_ram_size
+ bios_size
;
3862 #ifdef CONFIG_SOFTMMU
3863 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
3864 if (!phys_ram_base
) {
3865 fprintf(stderr
, "Could not allocate physical memory\n");
3869 /* as we must map the same page at several addresses, we must use
3874 tmpdir
= getenv("QEMU_TMPDIR");
3877 snprintf(phys_ram_file
, sizeof(phys_ram_file
), "%s/vlXXXXXX", tmpdir
);
3878 if (mkstemp(phys_ram_file
) < 0) {
3879 fprintf(stderr
, "Could not create temporary memory file '%s'\n",
3883 phys_ram_fd
= open(phys_ram_file
, O_CREAT
| O_TRUNC
| O_RDWR
, 0600);
3884 if (phys_ram_fd
< 0) {
3885 fprintf(stderr
, "Could not open temporary memory file '%s'\n",
3889 ftruncate(phys_ram_fd
, phys_ram_size
);
3890 unlink(phys_ram_file
);
3891 phys_ram_base
= mmap(get_mmap_addr(phys_ram_size
),
3893 PROT_WRITE
| PROT_READ
, MAP_SHARED
| MAP_FIXED
,
3895 if (phys_ram_base
== MAP_FAILED
) {
3896 fprintf(stderr
, "Could not map physical memory\n");
3902 /* we always create the cdrom drive, even if no disk is there */
3904 if (cdrom_index
>= 0) {
3905 bs_table
[cdrom_index
] = bdrv_new("cdrom");
3906 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
3909 /* open the virtual block devices */
3910 for(i
= 0; i
< MAX_DISKS
; i
++) {
3911 if (hd_filename
[i
]) {
3914 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
3915 bs_table
[i
] = bdrv_new(buf
);
3917 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
) < 0) {
3918 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
3922 if (i
== 0 && cyls
!= 0) {
3923 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
3924 bdrv_set_translation_hint(bs_table
[i
], translation
);
3929 /* we always create at least one floppy disk */
3930 fd_table
[0] = bdrv_new("fda");
3931 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
3933 for(i
= 0; i
< MAX_FD
; i
++) {
3934 if (fd_filename
[i
]) {
3937 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
3938 fd_table
[i
] = bdrv_new(buf
);
3939 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
3941 if (fd_filename
[i
] != '\0') {
3942 if (bdrv_open(fd_table
[i
], fd_filename
[i
], snapshot
) < 0) {
3943 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
3951 /* init USB devices */
3953 vm_usb_hub
= usb_hub_init(vm_usb_ports
, MAX_VM_USB_PORTS
);
3954 for(i
= 0; i
< usb_devices_index
; i
++) {
3955 if (usb_device_add(usb_devices
[i
]) < 0) {
3956 fprintf(stderr
, "Warning: could not add USB device %s\n",
3962 /* init CPU state */
3965 cpu_single_env
= env
;
3967 register_savevm("timer", 0, 1, timer_save
, timer_load
, env
);
3968 register_savevm("cpu", 0, 3, cpu_save
, cpu_load
, env
);
3969 register_savevm("ram", 0, 1, ram_save
, ram_load
, NULL
);
3970 qemu_register_reset(main_cpu_reset
, global_env
);
3973 cpu_calibrate_ticks();
3977 dumb_display_init(ds
);
3979 #if defined(CONFIG_SDL)
3980 sdl_display_init(ds
, full_screen
);
3981 #elif defined(CONFIG_COCOA)
3982 cocoa_display_init(ds
, full_screen
);
3984 dumb_display_init(ds
);
3988 vga_console
= graphic_console_init(ds
);
3990 monitor_hd
= qemu_chr_open(monitor_device
);
3992 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
3995 monitor_init(monitor_hd
, !nographic
);
3997 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
3998 if (serial_devices
[i
][0] != '\0') {
3999 serial_hds
[i
] = qemu_chr_open(serial_devices
[i
]);
4000 if (!serial_hds
[i
]) {
4001 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
4005 if (!strcmp(serial_devices
[i
], "vc"))
4006 qemu_chr_printf(serial_hds
[i
], "serial%d console\n", i
);
4010 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
4011 if (parallel_devices
[i
][0] != '\0') {
4012 parallel_hds
[i
] = qemu_chr_open(parallel_devices
[i
]);
4013 if (!parallel_hds
[i
]) {
4014 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
4015 parallel_devices
[i
]);
4018 if (!strcmp(parallel_devices
[i
], "vc"))
4019 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\n", i
);
4023 /* setup cpu signal handlers for MMU / self modifying code handling */
4024 #if !defined(CONFIG_SOFTMMU)
4026 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4029 signal_stack
= memalign(16, SIGNAL_STACK_SIZE
);
4030 stk
.ss_sp
= signal_stack
;
4031 stk
.ss_size
= SIGNAL_STACK_SIZE
;
4034 if (sigaltstack(&stk
, NULL
) < 0) {
4035 perror("sigaltstack");
4041 struct sigaction act
;
4043 sigfillset(&act
.sa_mask
);
4044 act
.sa_flags
= SA_SIGINFO
;
4045 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4046 act
.sa_flags
|= SA_ONSTACK
;
4048 act
.sa_sigaction
= host_segv_handler
;
4049 sigaction(SIGSEGV
, &act
, NULL
);
4050 sigaction(SIGBUS
, &act
, NULL
);
4051 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4052 sigaction(SIGFPE
, &act
, NULL
);
4059 struct sigaction act
;
4060 sigfillset(&act
.sa_mask
);
4062 act
.sa_handler
= SIG_IGN
;
4063 sigaction(SIGPIPE
, &act
, NULL
);
4068 machine
->init(ram_size
, vga_ram_size
, boot_device
,
4069 ds
, fd_filename
, snapshot
,
4070 kernel_filename
, kernel_cmdline
, initrd_filename
);
4072 gui_timer
= qemu_new_timer(rt_clock
, gui_update
, NULL
);
4073 qemu_mod_timer(gui_timer
, qemu_get_clock(rt_clock
));
4075 #ifdef CONFIG_GDBSTUB
4077 if (gdbserver_start(gdbstub_port
) < 0) {
4078 fprintf(stderr
, "Could not open gdbserver socket on port %d\n",
4082 printf("Waiting gdb connection on port %d\n", gdbstub_port
);
4087 qemu_loadvm(loadvm
);
4090 /* XXX: simplify init */
4092 if (start_emulation
) {