4 * Copyright (c) 2003-2005 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
34 #include <sys/times.h>
39 #include <sys/ioctl.h>
40 #include <sys/socket.h>
41 #include <netinet/in.h>
51 #include <linux/if_tun.h>
54 #include <linux/rtc.h>
55 #include <linux/ppdev.h>
59 #if defined(CONFIG_SLIRP)
65 #include <sys/timeb.h>
67 #define getopt_long_only getopt_long
68 #define memalign(align, size) malloc(size)
75 #endif /* CONFIG_SDL */
79 #define main qemu_main
80 #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 void *ioport_opaque
[MAX_IOPORTS
];
111 IOPortReadFunc
*ioport_read_table
[3][MAX_IOPORTS
];
112 IOPortWriteFunc
*ioport_write_table
[3][MAX_IOPORTS
];
113 BlockDriverState
*bs_table
[MAX_DISKS
], *fd_table
[MAX_FD
];
116 static DisplayState display_state
;
118 const char* keyboard_layout
= NULL
;
119 int64_t ticks_per_sec
;
120 int boot_device
= 'c';
122 int pit_min_timer_count
= 0;
124 NICInfo nd_table
[MAX_NICS
];
125 QEMUTimer
*gui_timer
;
128 int audio_enabled
= 0;
129 int sb16_enabled
= 0;
130 int adlib_enabled
= 0;
132 int es1370_enabled
= 0;
135 int cirrus_vga_enabled
= 1;
137 int graphic_width
= 1024;
138 int graphic_height
= 768;
140 int graphic_width
= 800;
141 int graphic_height
= 600;
143 int graphic_depth
= 15;
145 TextConsole
*vga_console
;
146 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
147 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
149 int win2k_install_hack
= 0;
152 USBPort
*vm_usb_ports
[MAX_VM_USB_PORTS
];
153 USBDevice
*vm_usb_hub
;
154 static VLANState
*first_vlan
;
157 /***********************************************************/
158 /* x86 ISA bus support */
160 target_phys_addr_t isa_mem_base
= 0;
163 uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
165 #ifdef DEBUG_UNUSED_IOPORT
166 fprintf(stderr
, "inb: port=0x%04x\n", address
);
171 void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
173 #ifdef DEBUG_UNUSED_IOPORT
174 fprintf(stderr
, "outb: port=0x%04x data=0x%02x\n", address
, data
);
178 /* default is to make two byte accesses */
179 uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
182 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
183 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
184 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
188 void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
190 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
191 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
192 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
195 uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
197 #ifdef DEBUG_UNUSED_IOPORT
198 fprintf(stderr
, "inl: port=0x%04x\n", address
);
203 void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
205 #ifdef DEBUG_UNUSED_IOPORT
206 fprintf(stderr
, "outl: port=0x%04x data=0x%02x\n", address
, data
);
210 void init_ioports(void)
214 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
215 ioport_read_table
[0][i
] = default_ioport_readb
;
216 ioport_write_table
[0][i
] = default_ioport_writeb
;
217 ioport_read_table
[1][i
] = default_ioport_readw
;
218 ioport_write_table
[1][i
] = default_ioport_writew
;
219 ioport_read_table
[2][i
] = default_ioport_readl
;
220 ioport_write_table
[2][i
] = default_ioport_writel
;
224 /* size is the word size in byte */
225 int register_ioport_read(int start
, int length
, int size
,
226 IOPortReadFunc
*func
, void *opaque
)
232 } else if (size
== 2) {
234 } else if (size
== 4) {
237 hw_error("register_ioport_read: invalid size");
240 for(i
= start
; i
< start
+ length
; i
+= size
) {
241 ioport_read_table
[bsize
][i
] = func
;
242 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
243 hw_error("register_ioport_read: invalid opaque");
244 ioport_opaque
[i
] = opaque
;
249 /* size is the word size in byte */
250 int register_ioport_write(int start
, int length
, int size
,
251 IOPortWriteFunc
*func
, void *opaque
)
257 } else if (size
== 2) {
259 } else if (size
== 4) {
262 hw_error("register_ioport_write: invalid size");
265 for(i
= start
; i
< start
+ length
; i
+= size
) {
266 ioport_write_table
[bsize
][i
] = func
;
267 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
268 hw_error("register_ioport_read: invalid opaque");
269 ioport_opaque
[i
] = opaque
;
274 void isa_unassign_ioport(int start
, int length
)
278 for(i
= start
; i
< start
+ length
; i
++) {
279 ioport_read_table
[0][i
] = default_ioport_readb
;
280 ioport_read_table
[1][i
] = default_ioport_readw
;
281 ioport_read_table
[2][i
] = default_ioport_readl
;
283 ioport_write_table
[0][i
] = default_ioport_writeb
;
284 ioport_write_table
[1][i
] = default_ioport_writew
;
285 ioport_write_table
[2][i
] = default_ioport_writel
;
289 /***********************************************************/
291 void pstrcpy(char *buf
, int buf_size
, const char *str
)
301 if (c
== 0 || q
>= buf
+ buf_size
- 1)
308 /* strcat and truncate. */
309 char *pstrcat(char *buf
, int buf_size
, const char *s
)
314 pstrcpy(buf
+ len
, buf_size
- len
, s
);
318 int strstart(const char *str
, const char *val
, const char **ptr
)
334 /* return the size or -1 if error */
335 int get_image_size(const char *filename
)
338 fd
= open(filename
, O_RDONLY
| O_BINARY
);
341 size
= lseek(fd
, 0, SEEK_END
);
346 /* return the size or -1 if error */
347 int load_image(const char *filename
, uint8_t *addr
)
350 fd
= open(filename
, O_RDONLY
| O_BINARY
);
353 size
= lseek(fd
, 0, SEEK_END
);
354 lseek(fd
, 0, SEEK_SET
);
355 if (read(fd
, addr
, size
) != size
) {
363 void cpu_outb(CPUState
*env
, int addr
, int val
)
366 if (loglevel
& CPU_LOG_IOPORT
)
367 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
369 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
372 void cpu_outw(CPUState
*env
, int addr
, int val
)
375 if (loglevel
& CPU_LOG_IOPORT
)
376 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
378 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
381 void cpu_outl(CPUState
*env
, int addr
, int val
)
384 if (loglevel
& CPU_LOG_IOPORT
)
385 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
387 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
390 int cpu_inb(CPUState
*env
, int addr
)
393 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
395 if (loglevel
& CPU_LOG_IOPORT
)
396 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
401 int cpu_inw(CPUState
*env
, int addr
)
404 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
406 if (loglevel
& CPU_LOG_IOPORT
)
407 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
412 int cpu_inl(CPUState
*env
, int addr
)
415 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
417 if (loglevel
& CPU_LOG_IOPORT
)
418 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
423 /***********************************************************/
424 void hw_error(const char *fmt
, ...)
430 fprintf(stderr
, "qemu: hardware error: ");
431 vfprintf(stderr
, fmt
, ap
);
432 fprintf(stderr
, "\n");
433 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
434 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
436 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
438 cpu_dump_state(env
, stderr
, fprintf
, 0);
445 /***********************************************************/
448 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
449 static void *qemu_put_kbd_event_opaque
;
450 static QEMUPutMouseEvent
*qemu_put_mouse_event
;
451 static void *qemu_put_mouse_event_opaque
;
453 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
455 qemu_put_kbd_event_opaque
= opaque
;
456 qemu_put_kbd_event
= func
;
459 void qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
, void *opaque
)
461 qemu_put_mouse_event_opaque
= opaque
;
462 qemu_put_mouse_event
= func
;
465 void kbd_put_keycode(int keycode
)
467 if (qemu_put_kbd_event
) {
468 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
472 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
474 if (qemu_put_mouse_event
) {
475 qemu_put_mouse_event(qemu_put_mouse_event_opaque
,
476 dx
, dy
, dz
, buttons_state
);
480 /***********************************************************/
483 #if defined(__powerpc__)
485 static inline uint32_t get_tbl(void)
488 asm volatile("mftb %0" : "=r" (tbl
));
492 static inline uint32_t get_tbu(void)
495 asm volatile("mftbu %0" : "=r" (tbl
));
499 int64_t cpu_get_real_ticks(void)
502 /* NOTE: we test if wrapping has occurred */
508 return ((int64_t)h
<< 32) | l
;
511 #elif defined(__i386__)
513 int64_t cpu_get_real_ticks(void)
516 asm volatile ("rdtsc" : "=A" (val
));
520 #elif defined(__x86_64__)
522 int64_t cpu_get_real_ticks(void)
526 asm volatile("rdtsc" : "=a" (low
), "=d" (high
));
533 #elif defined(__ia64)
535 int64_t cpu_get_real_ticks(void)
538 asm volatile ("mov %0 = ar.itc" : "=r"(val
) :: "memory");
542 #elif defined(__s390__)
544 int64_t cpu_get_real_ticks(void)
547 asm volatile("stck 0(%1)" : "=m" (val
) : "a" (&val
) : "cc");
552 #error unsupported CPU
555 static int64_t cpu_ticks_offset
;
556 static int cpu_ticks_enabled
;
558 static inline int64_t cpu_get_ticks(void)
560 if (!cpu_ticks_enabled
) {
561 return cpu_ticks_offset
;
563 return cpu_get_real_ticks() + cpu_ticks_offset
;
567 /* enable cpu_get_ticks() */
568 void cpu_enable_ticks(void)
570 if (!cpu_ticks_enabled
) {
571 cpu_ticks_offset
-= cpu_get_real_ticks();
572 cpu_ticks_enabled
= 1;
576 /* disable cpu_get_ticks() : the clock is stopped. You must not call
577 cpu_get_ticks() after that. */
578 void cpu_disable_ticks(void)
580 if (cpu_ticks_enabled
) {
581 cpu_ticks_offset
= cpu_get_ticks();
582 cpu_ticks_enabled
= 0;
586 static int64_t get_clock(void)
591 return ((int64_t)tb
.time
* 1000 + (int64_t)tb
.millitm
) * 1000;
594 gettimeofday(&tv
, NULL
);
595 return tv
.tv_sec
* 1000000LL + tv
.tv_usec
;
599 void cpu_calibrate_ticks(void)
604 ticks
= cpu_get_real_ticks();
610 usec
= get_clock() - usec
;
611 ticks
= cpu_get_real_ticks() - ticks
;
612 ticks_per_sec
= (ticks
* 1000000LL + (usec
>> 1)) / usec
;
615 /* compute with 96 bit intermediate result: (a*b)/c */
616 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
621 #ifdef WORDS_BIGENDIAN
631 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
632 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
635 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
639 #define QEMU_TIMER_REALTIME 0
640 #define QEMU_TIMER_VIRTUAL 1
644 /* XXX: add frequency */
652 struct QEMUTimer
*next
;
658 static QEMUTimer
*active_timers
[2];
660 static MMRESULT timerID
;
662 /* frequency of the times() clock tick */
663 static int timer_freq
;
666 QEMUClock
*qemu_new_clock(int type
)
669 clock
= qemu_mallocz(sizeof(QEMUClock
));
676 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
680 ts
= qemu_mallocz(sizeof(QEMUTimer
));
687 void qemu_free_timer(QEMUTimer
*ts
)
692 /* stop a timer, but do not dealloc it */
693 void qemu_del_timer(QEMUTimer
*ts
)
697 /* NOTE: this code must be signal safe because
698 qemu_timer_expired() can be called from a signal. */
699 pt
= &active_timers
[ts
->clock
->type
];
712 /* modify the current timer so that it will be fired when current_time
713 >= expire_time. The corresponding callback will be called. */
714 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
720 /* add the timer in the sorted list */
721 /* NOTE: this code must be signal safe because
722 qemu_timer_expired() can be called from a signal. */
723 pt
= &active_timers
[ts
->clock
->type
];
728 if (t
->expire_time
> expire_time
)
732 ts
->expire_time
= expire_time
;
737 int qemu_timer_pending(QEMUTimer
*ts
)
740 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
747 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
751 return (timer_head
->expire_time
<= current_time
);
754 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
760 if (!ts
|| ts
->expire_time
> current_time
)
762 /* remove timer from the list before calling the callback */
763 *ptimer_head
= ts
->next
;
766 /* run the callback (the timer list can be modified) */
771 int64_t qemu_get_clock(QEMUClock
*clock
)
773 switch(clock
->type
) {
774 case QEMU_TIMER_REALTIME
:
776 return GetTickCount();
781 /* Note that using gettimeofday() is not a good solution
782 for timers because its value change when the date is
784 if (timer_freq
== 100) {
785 return times(&tp
) * 10;
787 return ((int64_t)times(&tp
) * 1000) / timer_freq
;
792 case QEMU_TIMER_VIRTUAL
:
793 return cpu_get_ticks();
798 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
800 uint64_t expire_time
;
802 if (qemu_timer_pending(ts
)) {
803 expire_time
= ts
->expire_time
;
807 qemu_put_be64(f
, expire_time
);
810 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
812 uint64_t expire_time
;
814 expire_time
= qemu_get_be64(f
);
815 if (expire_time
!= -1) {
816 qemu_mod_timer(ts
, expire_time
);
822 static void timer_save(QEMUFile
*f
, void *opaque
)
824 if (cpu_ticks_enabled
) {
825 hw_error("cannot save state if virtual timers are running");
827 qemu_put_be64s(f
, &cpu_ticks_offset
);
828 qemu_put_be64s(f
, &ticks_per_sec
);
831 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
835 if (cpu_ticks_enabled
) {
838 qemu_get_be64s(f
, &cpu_ticks_offset
);
839 qemu_get_be64s(f
, &ticks_per_sec
);
844 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
845 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
847 static void host_alarm_handler(int host_signum
)
851 #define DISP_FREQ 1000
853 static int64_t delta_min
= INT64_MAX
;
854 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
856 ti
= qemu_get_clock(vm_clock
);
857 if (last_clock
!= 0) {
858 delta
= ti
- last_clock
;
859 if (delta
< delta_min
)
861 if (delta
> delta_max
)
864 if (++count
== DISP_FREQ
) {
865 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
866 muldiv64(delta_min
, 1000000, ticks_per_sec
),
867 muldiv64(delta_max
, 1000000, ticks_per_sec
),
868 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
869 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
871 delta_min
= INT64_MAX
;
879 if (qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
880 qemu_get_clock(vm_clock
)) ||
881 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
882 qemu_get_clock(rt_clock
))) {
883 CPUState
*env
= cpu_single_env
;
885 /* stop the currently executing cpu because a timer occured */
886 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
888 if (env
->kqemu_enabled
) {
889 kqemu_cpu_interrupt(env
);
898 #if defined(__linux__)
900 #define RTC_FREQ 1024
904 static int start_rtc_timer(void)
906 rtc_fd
= open("/dev/rtc", O_RDONLY
);
909 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
910 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
911 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
912 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
915 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
920 pit_min_timer_count
= PIT_FREQ
/ RTC_FREQ
;
926 static int start_rtc_timer(void)
931 #endif /* !defined(__linux__) */
933 #endif /* !defined(_WIN32) */
935 static void init_timers(void)
937 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
938 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
943 timerID
= timeSetEvent(1, // interval (ms)
945 host_alarm_handler
, // function
946 (DWORD
)&count
, // user parameter
947 TIME_PERIODIC
| TIME_CALLBACK_FUNCTION
);
949 perror("failed timer alarm");
953 pit_min_timer_count
= ((uint64_t)10000 * PIT_FREQ
) / 1000000;
956 struct sigaction act
;
957 struct itimerval itv
;
959 /* get times() syscall frequency */
960 timer_freq
= sysconf(_SC_CLK_TCK
);
963 sigfillset(&act
.sa_mask
);
965 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
966 act
.sa_flags
|= SA_ONSTACK
;
968 act
.sa_handler
= host_alarm_handler
;
969 sigaction(SIGALRM
, &act
, NULL
);
971 itv
.it_interval
.tv_sec
= 0;
972 itv
.it_interval
.tv_usec
= 999; /* for i386 kernel 2.6 to get 1 ms */
973 itv
.it_value
.tv_sec
= 0;
974 itv
.it_value
.tv_usec
= 10 * 1000;
975 setitimer(ITIMER_REAL
, &itv
, NULL
);
976 /* we probe the tick duration of the kernel to inform the user if
977 the emulated kernel requested a too high timer frequency */
978 getitimer(ITIMER_REAL
, &itv
);
980 #if defined(__linux__)
981 if (itv
.it_interval
.tv_usec
> 1000) {
982 /* try to use /dev/rtc to have a faster timer */
983 if (start_rtc_timer() < 0)
986 itv
.it_interval
.tv_sec
= 0;
987 itv
.it_interval
.tv_usec
= 0;
988 itv
.it_value
.tv_sec
= 0;
989 itv
.it_value
.tv_usec
= 0;
990 setitimer(ITIMER_REAL
, &itv
, NULL
);
993 sigaction(SIGIO
, &act
, NULL
);
994 fcntl(rtc_fd
, F_SETFL
, O_ASYNC
);
995 fcntl(rtc_fd
, F_SETOWN
, getpid());
997 #endif /* defined(__linux__) */
1000 pit_min_timer_count
= ((uint64_t)itv
.it_interval
.tv_usec
*
1001 PIT_FREQ
) / 1000000;
1007 void quit_timers(void)
1010 timeKillEvent(timerID
);
1014 /***********************************************************/
1015 /* character device */
1017 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1019 return s
->chr_write(s
, buf
, len
);
1022 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1026 return s
->chr_ioctl(s
, cmd
, arg
);
1029 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1034 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1035 qemu_chr_write(s
, buf
, strlen(buf
));
1039 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1041 if (s
->chr_send_event
)
1042 s
->chr_send_event(s
, event
);
1045 void qemu_chr_add_read_handler(CharDriverState
*s
,
1046 IOCanRWHandler
*fd_can_read
,
1047 IOReadHandler
*fd_read
, void *opaque
)
1049 s
->chr_add_read_handler(s
, fd_can_read
, fd_read
, opaque
);
1052 void qemu_chr_add_event_handler(CharDriverState
*s
, IOEventHandler
*chr_event
)
1054 s
->chr_event
= chr_event
;
1057 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1062 static void null_chr_add_read_handler(CharDriverState
*chr
,
1063 IOCanRWHandler
*fd_can_read
,
1064 IOReadHandler
*fd_read
, void *opaque
)
1068 CharDriverState
*qemu_chr_open_null(void)
1070 CharDriverState
*chr
;
1072 chr
= qemu_mallocz(sizeof(CharDriverState
));
1075 chr
->chr_write
= null_chr_write
;
1076 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1084 IOCanRWHandler
*fd_can_read
;
1085 IOReadHandler
*fd_read
;
1090 #define STDIO_MAX_CLIENTS 2
1092 static int stdio_nb_clients
;
1093 static CharDriverState
*stdio_clients
[STDIO_MAX_CLIENTS
];
1095 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1101 ret
= write(fd
, buf
, len
);
1103 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1105 } else if (ret
== 0) {
1115 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1117 FDCharDriver
*s
= chr
->opaque
;
1118 return unix_write(s
->fd_out
, buf
, len
);
1121 static int fd_chr_read_poll(void *opaque
)
1123 CharDriverState
*chr
= opaque
;
1124 FDCharDriver
*s
= chr
->opaque
;
1126 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
1130 static void fd_chr_read(void *opaque
)
1132 CharDriverState
*chr
= opaque
;
1133 FDCharDriver
*s
= chr
->opaque
;
1138 if (len
> s
->max_size
)
1142 size
= read(s
->fd_in
, buf
, len
);
1144 s
->fd_read(s
->fd_opaque
, buf
, size
);
1148 static void fd_chr_add_read_handler(CharDriverState
*chr
,
1149 IOCanRWHandler
*fd_can_read
,
1150 IOReadHandler
*fd_read
, void *opaque
)
1152 FDCharDriver
*s
= chr
->opaque
;
1154 if (s
->fd_in
>= 0) {
1155 s
->fd_can_read
= fd_can_read
;
1156 s
->fd_read
= fd_read
;
1157 s
->fd_opaque
= opaque
;
1158 if (nographic
&& s
->fd_in
== 0) {
1160 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
1161 fd_chr_read
, NULL
, chr
);
1166 /* open a character device to a unix fd */
1167 CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1169 CharDriverState
*chr
;
1172 chr
= qemu_mallocz(sizeof(CharDriverState
));
1175 s
= qemu_mallocz(sizeof(FDCharDriver
));
1183 chr
->chr_write
= fd_chr_write
;
1184 chr
->chr_add_read_handler
= fd_chr_add_read_handler
;
1188 CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
1192 fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
);
1195 return qemu_chr_open_fd(-1, fd_out
);
1198 CharDriverState
*qemu_chr_open_pipe(const char *filename
)
1202 fd
= open(filename
, O_RDWR
| O_BINARY
);
1205 return qemu_chr_open_fd(fd
, fd
);
1209 /* for STDIO, we handle the case where several clients use it
1212 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1214 #define TERM_FIFO_MAX_SIZE 1
1216 static int term_got_escape
, client_index
;
1217 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
1220 void term_print_help(void)
1223 "C-a h print this help\n"
1224 "C-a x exit emulator\n"
1225 "C-a s save disk data back to file (if -snapshot)\n"
1226 "C-a b send break (magic sysrq)\n"
1227 "C-a c switch between console and monitor\n"
1228 "C-a C-a send C-a\n"
1232 /* called when a char is received */
1233 static void stdio_received_byte(int ch
)
1235 if (term_got_escape
) {
1236 term_got_escape
= 0;
1247 for (i
= 0; i
< MAX_DISKS
; i
++) {
1249 bdrv_commit(bs_table
[i
]);
1254 if (client_index
< stdio_nb_clients
) {
1255 CharDriverState
*chr
;
1258 chr
= stdio_clients
[client_index
];
1260 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
1265 if (client_index
>= stdio_nb_clients
)
1267 if (client_index
== 0) {
1268 /* send a new line in the monitor to get the prompt */
1276 } else if (ch
== TERM_ESCAPE
) {
1277 term_got_escape
= 1;
1280 if (client_index
< stdio_nb_clients
) {
1282 CharDriverState
*chr
;
1285 chr
= stdio_clients
[client_index
];
1287 if (s
->fd_can_read(s
->fd_opaque
) > 0) {
1289 s
->fd_read(s
->fd_opaque
, buf
, 1);
1290 } else if (term_fifo_size
== 0) {
1291 term_fifo
[term_fifo_size
++] = ch
;
1297 static int stdio_read_poll(void *opaque
)
1299 CharDriverState
*chr
;
1302 if (client_index
< stdio_nb_clients
) {
1303 chr
= stdio_clients
[client_index
];
1305 /* try to flush the queue if needed */
1306 if (term_fifo_size
!= 0 && s
->fd_can_read(s
->fd_opaque
) > 0) {
1307 s
->fd_read(s
->fd_opaque
, term_fifo
, 1);
1310 /* see if we can absorb more chars */
1311 if (term_fifo_size
== 0)
1320 static void stdio_read(void *opaque
)
1325 size
= read(0, buf
, 1);
1327 stdio_received_byte(buf
[0]);
1330 /* init terminal so that we can grab keys */
1331 static struct termios oldtty
;
1332 static int old_fd0_flags
;
1334 static void term_exit(void)
1336 tcsetattr (0, TCSANOW
, &oldtty
);
1337 fcntl(0, F_SETFL
, old_fd0_flags
);
1340 static void term_init(void)
1344 tcgetattr (0, &tty
);
1346 old_fd0_flags
= fcntl(0, F_GETFL
);
1348 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1349 |INLCR
|IGNCR
|ICRNL
|IXON
);
1350 tty
.c_oflag
|= OPOST
;
1351 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1352 /* if graphical mode, we allow Ctrl-C handling */
1354 tty
.c_lflag
&= ~ISIG
;
1355 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1358 tty
.c_cc
[VTIME
] = 0;
1360 tcsetattr (0, TCSANOW
, &tty
);
1364 fcntl(0, F_SETFL
, O_NONBLOCK
);
1367 CharDriverState
*qemu_chr_open_stdio(void)
1369 CharDriverState
*chr
;
1372 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1374 chr
= qemu_chr_open_fd(0, 1);
1375 if (stdio_nb_clients
== 0)
1376 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, NULL
);
1377 client_index
= stdio_nb_clients
;
1379 if (stdio_nb_clients
!= 0)
1381 chr
= qemu_chr_open_fd(0, 1);
1383 stdio_clients
[stdio_nb_clients
++] = chr
;
1384 if (stdio_nb_clients
== 1) {
1385 /* set the terminal in raw mode */
1391 #if defined(__linux__)
1392 CharDriverState
*qemu_chr_open_pty(void)
1394 char slave_name
[1024];
1395 int master_fd
, slave_fd
;
1397 /* Not satisfying */
1398 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1401 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1402 return qemu_chr_open_fd(master_fd
, master_fd
);
1405 static void tty_serial_init(int fd
, int speed
,
1406 int parity
, int data_bits
, int stop_bits
)
1412 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1413 speed
, parity
, data_bits
, stop_bits
);
1415 tcgetattr (fd
, &tty
);
1457 cfsetispeed(&tty
, spd
);
1458 cfsetospeed(&tty
, spd
);
1460 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1461 |INLCR
|IGNCR
|ICRNL
|IXON
);
1462 tty
.c_oflag
|= OPOST
;
1463 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
1464 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
);
1485 tty
.c_cflag
|= PARENB
;
1488 tty
.c_cflag
|= PARENB
| PARODD
;
1492 tcsetattr (fd
, TCSANOW
, &tty
);
1495 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1497 FDCharDriver
*s
= chr
->opaque
;
1500 case CHR_IOCTL_SERIAL_SET_PARAMS
:
1502 QEMUSerialSetParams
*ssp
= arg
;
1503 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
1504 ssp
->data_bits
, ssp
->stop_bits
);
1507 case CHR_IOCTL_SERIAL_SET_BREAK
:
1509 int enable
= *(int *)arg
;
1511 tcsendbreak(s
->fd_in
, 1);
1520 CharDriverState
*qemu_chr_open_tty(const char *filename
)
1522 CharDriverState
*chr
;
1525 fd
= open(filename
, O_RDWR
| O_NONBLOCK
);
1528 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1529 tty_serial_init(fd
, 115200, 'N', 8, 1);
1530 chr
= qemu_chr_open_fd(fd
, fd
);
1533 chr
->chr_ioctl
= tty_serial_ioctl
;
1537 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1539 int fd
= (int)chr
->opaque
;
1543 case CHR_IOCTL_PP_READ_DATA
:
1544 if (ioctl(fd
, PPRDATA
, &b
) < 0)
1546 *(uint8_t *)arg
= b
;
1548 case CHR_IOCTL_PP_WRITE_DATA
:
1549 b
= *(uint8_t *)arg
;
1550 if (ioctl(fd
, PPWDATA
, &b
) < 0)
1553 case CHR_IOCTL_PP_READ_CONTROL
:
1554 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
1556 *(uint8_t *)arg
= b
;
1558 case CHR_IOCTL_PP_WRITE_CONTROL
:
1559 b
= *(uint8_t *)arg
;
1560 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
1563 case CHR_IOCTL_PP_READ_STATUS
:
1564 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
1566 *(uint8_t *)arg
= b
;
1574 CharDriverState
*qemu_chr_open_pp(const char *filename
)
1576 CharDriverState
*chr
;
1579 fd
= open(filename
, O_RDWR
);
1583 if (ioctl(fd
, PPCLAIM
) < 0) {
1588 chr
= qemu_mallocz(sizeof(CharDriverState
));
1593 chr
->opaque
= (void *)fd
;
1594 chr
->chr_write
= null_chr_write
;
1595 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1596 chr
->chr_ioctl
= pp_ioctl
;
1601 CharDriverState
*qemu_chr_open_pty(void)
1607 #endif /* !defined(_WIN32) */
1609 CharDriverState
*qemu_chr_open(const char *filename
)
1612 if (!strcmp(filename
, "vc")) {
1613 return text_console_init(&display_state
);
1614 } else if (!strcmp(filename
, "null")) {
1615 return qemu_chr_open_null();
1616 } else if (strstart(filename
, "file:", &p
)) {
1617 return qemu_chr_open_file_out(p
);
1618 } else if (strstart(filename
, "pipe:", &p
)) {
1619 return qemu_chr_open_pipe(p
);
1622 if (!strcmp(filename
, "pty")) {
1623 return qemu_chr_open_pty();
1624 } else if (!strcmp(filename
, "stdio")) {
1625 return qemu_chr_open_stdio();
1628 #if defined(__linux__)
1629 if (strstart(filename
, "/dev/parport", NULL
)) {
1630 return qemu_chr_open_pp(filename
);
1632 if (strstart(filename
, "/dev/", NULL
)) {
1633 return qemu_chr_open_tty(filename
);
1641 /***********************************************************/
1642 /* network device redirectors */
1644 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
1648 for(i
=0;i
<size
;i
+=16) {
1652 fprintf(f
, "%08x ", i
);
1655 fprintf(f
, " %02x", buf
[i
+j
]);
1660 for(j
=0;j
<len
;j
++) {
1662 if (c
< ' ' || c
> '~')
1664 fprintf(f
, "%c", c
);
1670 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
1673 for(i
= 0; i
< 6; i
++) {
1674 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
1687 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
1692 p1
= strchr(p
, sep
);
1698 if (len
> buf_size
- 1)
1700 memcpy(buf
, p
, len
);
1707 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
1715 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1717 saddr
->sin_family
= AF_INET
;
1718 if (buf
[0] == '\0') {
1719 saddr
->sin_addr
.s_addr
= 0;
1721 if (isdigit(buf
[0])) {
1722 if (!inet_aton(buf
, &saddr
->sin_addr
))
1728 if ((he
= gethostbyname(buf
)) == NULL
)
1730 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
1734 port
= strtol(p
, (char **)&r
, 0);
1737 saddr
->sin_port
= htons(port
);
1741 /* find or alloc a new VLAN */
1742 VLANState
*qemu_find_vlan(int id
)
1744 VLANState
**pvlan
, *vlan
;
1745 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
1749 vlan
= qemu_mallocz(sizeof(VLANState
));
1754 pvlan
= &first_vlan
;
1755 while (*pvlan
!= NULL
)
1756 pvlan
= &(*pvlan
)->next
;
1761 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
1762 IOReadHandler
*fd_read
, void *opaque
)
1764 VLANClientState
*vc
, **pvc
;
1765 vc
= qemu_mallocz(sizeof(VLANClientState
));
1768 vc
->fd_read
= fd_read
;
1769 vc
->opaque
= opaque
;
1773 pvc
= &vlan
->first_client
;
1774 while (*pvc
!= NULL
)
1775 pvc
= &(*pvc
)->next
;
1780 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
1782 VLANState
*vlan
= vc1
->vlan
;
1783 VLANClientState
*vc
;
1786 printf("vlan %d send:\n", vlan
->id
);
1787 hex_dump(stdout
, buf
, size
);
1789 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
1791 vc
->fd_read(vc
->opaque
, buf
, size
);
1796 #if defined(CONFIG_SLIRP)
1798 /* slirp network adapter */
1800 static int slirp_inited
;
1801 static VLANClientState
*slirp_vc
;
1803 int slirp_can_output(void)
1808 void slirp_output(const uint8_t *pkt
, int pkt_len
)
1811 printf("slirp output:\n");
1812 hex_dump(stdout
, pkt
, pkt_len
);
1814 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
1817 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
1820 printf("slirp input:\n");
1821 hex_dump(stdout
, buf
, size
);
1823 slirp_input(buf
, size
);
1826 static int net_slirp_init(VLANState
*vlan
)
1828 if (!slirp_inited
) {
1832 slirp_vc
= qemu_new_vlan_client(vlan
,
1833 slirp_receive
, NULL
);
1834 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
1838 static void net_slirp_redir(const char *redir_str
)
1843 struct in_addr guest_addr
;
1844 int host_port
, guest_port
;
1846 if (!slirp_inited
) {
1852 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1854 if (!strcmp(buf
, "tcp")) {
1856 } else if (!strcmp(buf
, "udp")) {
1862 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1864 host_port
= strtol(buf
, &r
, 0);
1868 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
1870 if (buf
[0] == '\0') {
1871 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
1873 if (!inet_aton(buf
, &guest_addr
))
1876 guest_port
= strtol(p
, &r
, 0);
1880 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
1881 fprintf(stderr
, "qemu: could not set up redirection\n");
1886 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
1894 static void smb_exit(void)
1898 char filename
[1024];
1900 /* erase all the files in the directory */
1901 d
= opendir(smb_dir
);
1906 if (strcmp(de
->d_name
, ".") != 0 &&
1907 strcmp(de
->d_name
, "..") != 0) {
1908 snprintf(filename
, sizeof(filename
), "%s/%s",
1909 smb_dir
, de
->d_name
);
1917 /* automatic user mode samba server configuration */
1918 void net_slirp_smb(const char *exported_dir
)
1920 char smb_conf
[1024];
1921 char smb_cmdline
[1024];
1924 if (!slirp_inited
) {
1929 /* XXX: better tmp dir construction */
1930 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
1931 if (mkdir(smb_dir
, 0700) < 0) {
1932 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
1935 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
1937 f
= fopen(smb_conf
, "w");
1939 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
1946 "socket address=127.0.0.1\n"
1947 "pid directory=%s\n"
1948 "lock directory=%s\n"
1949 "log file=%s/log.smbd\n"
1950 "smb passwd file=%s/smbpasswd\n"
1951 "security = share\n"
1966 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "/usr/sbin/smbd -s %s",
1969 slirp_add_exec(0, smb_cmdline
, 4, 139);
1972 #endif /* !defined(_WIN32) */
1974 #endif /* CONFIG_SLIRP */
1976 #if !defined(_WIN32)
1978 typedef struct TAPState
{
1979 VLANClientState
*vc
;
1983 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
1985 TAPState
*s
= opaque
;
1988 ret
= write(s
->fd
, buf
, size
);
1989 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
1996 static void tap_send(void *opaque
)
1998 TAPState
*s
= opaque
;
2002 size
= read(s
->fd
, buf
, sizeof(buf
));
2004 qemu_send_packet(s
->vc
, buf
, size
);
2010 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
2014 s
= qemu_mallocz(sizeof(TAPState
));
2018 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, s
);
2019 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
2020 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
2025 static int tap_open(char *ifname
, int ifname_size
)
2031 fd
= open("/dev/tap", O_RDWR
);
2033 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
2038 dev
= devname(s
.st_rdev
, S_IFCHR
);
2039 pstrcpy(ifname
, ifname_size
, dev
);
2041 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2045 static int tap_open(char *ifname
, int ifname_size
)
2050 fd
= open("/dev/net/tun", O_RDWR
);
2052 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
2055 memset(&ifr
, 0, sizeof(ifr
));
2056 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
2057 if (ifname
[0] != '\0')
2058 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
2060 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
2061 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
2063 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
2067 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
2068 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2073 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
2074 const char *setup_script
)
2077 int pid
, status
, fd
;
2082 if (ifname1
!= NULL
)
2083 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
2086 fd
= tap_open(ifname
, sizeof(ifname
));
2092 if (setup_script
[0] != '\0') {
2093 /* try to launch network init script */
2098 *parg
++ = (char *)setup_script
;
2101 execv(setup_script
, args
);
2104 while (waitpid(pid
, &status
, 0) != pid
);
2105 if (!WIFEXITED(status
) ||
2106 WEXITSTATUS(status
) != 0) {
2107 fprintf(stderr
, "%s: could not launch network script\n",
2113 s
= net_tap_fd_init(vlan
, fd
);
2116 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
2117 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
2121 /* network connection */
2122 typedef struct NetSocketState
{
2123 VLANClientState
*vc
;
2125 int state
; /* 0 = getting length, 1 = getting data */
2131 typedef struct NetSocketListenState
{
2134 } NetSocketListenState
;
2136 /* XXX: we consider we can send the whole packet without blocking */
2137 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
2139 NetSocketState
*s
= opaque
;
2143 unix_write(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
2144 unix_write(s
->fd
, buf
, size
);
2147 static void net_socket_send(void *opaque
)
2149 NetSocketState
*s
= opaque
;
2154 size
= read(s
->fd
, buf1
, sizeof(buf1
));
2158 /* end of connection */
2159 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
2164 /* reassemble a packet from the network */
2170 memcpy(s
->buf
+ s
->index
, buf
, l
);
2174 if (s
->index
== 4) {
2176 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
2182 l
= s
->packet_len
- s
->index
;
2185 memcpy(s
->buf
+ s
->index
, buf
, l
);
2189 if (s
->index
>= s
->packet_len
) {
2190 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
2199 static void net_socket_connect(void *opaque
)
2201 NetSocketState
*s
= opaque
;
2202 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
2205 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
2209 s
= qemu_mallocz(sizeof(NetSocketState
));
2213 s
->vc
= qemu_new_vlan_client(vlan
,
2214 net_socket_receive
, s
);
2215 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
2216 "socket: fd=%d", fd
);
2218 net_socket_connect(s
);
2220 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
2225 static void net_socket_accept(void *opaque
)
2227 NetSocketListenState
*s
= opaque
;
2229 struct sockaddr_in saddr
;
2234 len
= sizeof(saddr
);
2235 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
2236 if (fd
< 0 && errno
!= EINTR
) {
2238 } else if (fd
>= 0) {
2242 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
2246 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
2247 "socket: connection from %s:%d",
2248 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
2252 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
2254 NetSocketListenState
*s
;
2256 struct sockaddr_in saddr
;
2258 if (parse_host_port(&saddr
, host_str
) < 0)
2261 s
= qemu_mallocz(sizeof(NetSocketListenState
));
2265 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2270 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2272 /* allow fast reuse */
2274 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, &val
, sizeof(val
));
2276 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
2281 ret
= listen(fd
, 0);
2288 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
2292 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
2295 int fd
, connected
, ret
;
2296 struct sockaddr_in saddr
;
2298 if (parse_host_port(&saddr
, host_str
) < 0)
2301 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2306 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2310 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
2312 if (errno
== EINTR
|| errno
== EAGAIN
) {
2313 } else if (errno
== EINPROGRESS
) {
2325 s
= net_socket_fd_init(vlan
, fd
, connected
);
2328 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
2329 "socket: connect to %s:%d",
2330 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
2334 #endif /* !_WIN32 */
2336 static int get_param_value(char *buf
, int buf_size
,
2337 const char *tag
, const char *str
)
2346 while (*p
!= '\0' && *p
!= '=') {
2347 if ((q
- option
) < sizeof(option
) - 1)
2355 if (!strcmp(tag
, option
)) {
2357 while (*p
!= '\0' && *p
!= ',') {
2358 if ((q
- buf
) < buf_size
- 1)
2365 while (*p
!= '\0' && *p
!= ',') {
2376 int net_client_init(const char *str
)
2387 while (*p
!= '\0' && *p
!= ',') {
2388 if ((q
- device
) < sizeof(device
) - 1)
2396 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
2397 vlan_id
= strtol(buf
, NULL
, 0);
2399 vlan
= qemu_find_vlan(vlan_id
);
2401 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
2404 if (!strcmp(device
, "nic")) {
2408 if (nb_nics
>= MAX_NICS
) {
2409 fprintf(stderr
, "Too Many NICs\n");
2412 nd
= &nd_table
[nb_nics
];
2413 macaddr
= nd
->macaddr
;
2419 macaddr
[5] = 0x56 + nb_nics
;
2421 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
2422 if (parse_macaddr(macaddr
, buf
) < 0) {
2423 fprintf(stderr
, "invalid syntax for ethernet address\n");
2431 if (!strcmp(device
, "none")) {
2432 /* does nothing. It is needed to signal that no network cards
2437 if (!strcmp(device
, "user")) {
2438 ret
= net_slirp_init(vlan
);
2442 if (!strcmp(device
, "tap")) {
2444 char setup_script
[1024];
2446 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
2447 fd
= strtol(buf
, NULL
, 0);
2449 if (net_tap_fd_init(vlan
, fd
))
2452 get_param_value(ifname
, sizeof(ifname
), "ifname", p
);
2453 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
2454 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
2456 ret
= net_tap_init(vlan
, ifname
, setup_script
);
2459 if (!strcmp(device
, "socket")) {
2460 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
2462 fd
= strtol(buf
, NULL
, 0);
2464 if (net_socket_fd_init(vlan
, fd
, 1))
2466 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
2467 ret
= net_socket_listen_init(vlan
, buf
);
2468 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
2469 ret
= net_socket_connect_init(vlan
, buf
);
2471 fprintf(stderr
, "Unknown socket options: %s\n", p
);
2477 fprintf(stderr
, "Unknown network device: %s\n", device
);
2481 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
2487 void do_info_network(void)
2490 VLANClientState
*vc
;
2492 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
2493 term_printf("VLAN %d devices:\n", vlan
->id
);
2494 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
2495 term_printf(" %s\n", vc
->info_str
);
2499 /***********************************************************/
2502 static int usb_device_add(const char *devname
)
2510 for(i
= 0;i
< MAX_VM_USB_PORTS
; i
++) {
2511 if (!vm_usb_ports
[i
]->dev
)
2514 if (i
== MAX_VM_USB_PORTS
)
2517 if (strstart(devname
, "host:", &p
)) {
2518 dev
= usb_host_device_open(p
);
2521 } else if (!strcmp(devname
, "mouse")) {
2522 dev
= usb_mouse_init();
2528 usb_attach(vm_usb_ports
[i
], dev
);
2532 static int usb_device_del(const char *devname
)
2535 int bus_num
, addr
, i
;
2541 p
= strchr(devname
, '.');
2544 bus_num
= strtoul(devname
, NULL
, 0);
2545 addr
= strtoul(p
+ 1, NULL
, 0);
2548 for(i
= 0;i
< MAX_VM_USB_PORTS
; i
++) {
2549 dev
= vm_usb_ports
[i
]->dev
;
2550 if (dev
&& dev
->addr
== addr
)
2553 if (i
== MAX_VM_USB_PORTS
)
2555 usb_attach(vm_usb_ports
[i
], NULL
);
2559 void do_usb_add(const char *devname
)
2562 ret
= usb_device_add(devname
);
2564 term_printf("Could not add USB device '%s'\n", devname
);
2567 void do_usb_del(const char *devname
)
2570 ret
= usb_device_del(devname
);
2572 term_printf("Could not remove USB device '%s'\n", devname
);
2579 const char *speed_str
;
2582 term_printf("USB support not enabled\n");
2586 for(i
= 0; i
< MAX_VM_USB_PORTS
; i
++) {
2587 dev
= vm_usb_ports
[i
]->dev
;
2589 term_printf("Hub port %d:\n", i
);
2590 switch(dev
->speed
) {
2594 case USB_SPEED_FULL
:
2597 case USB_SPEED_HIGH
:
2604 term_printf(" Device %d.%d, speed %s Mb/s\n",
2605 0, dev
->addr
, speed_str
);
2610 /***********************************************************/
2613 static char *pid_filename
;
2615 /* Remove PID file. Called on normal exit */
2617 static void remove_pidfile(void)
2619 unlink (pid_filename
);
2622 static void create_pidfile(const char *filename
)
2624 struct stat pidstat
;
2627 /* Try to write our PID to the named file */
2628 if (stat(filename
, &pidstat
) < 0) {
2629 if (errno
== ENOENT
) {
2630 if ((f
= fopen (filename
, "w")) == NULL
) {
2631 perror("Opening pidfile");
2634 fprintf(f
, "%d\n", getpid());
2636 pid_filename
= qemu_strdup(filename
);
2637 if (!pid_filename
) {
2638 fprintf(stderr
, "Could not save PID filename");
2641 atexit(remove_pidfile
);
2644 fprintf(stderr
, "%s already exists. Remove it and try again.\n",
2650 /***********************************************************/
2653 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
2657 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
2661 static void dumb_refresh(DisplayState
*ds
)
2663 vga_update_display();
2666 void dumb_display_init(DisplayState
*ds
)
2671 ds
->dpy_update
= dumb_update
;
2672 ds
->dpy_resize
= dumb_resize
;
2673 ds
->dpy_refresh
= dumb_refresh
;
2676 #if !defined(CONFIG_SOFTMMU)
2677 /***********************************************************/
2678 /* cpu signal handler */
2679 static void host_segv_handler(int host_signum
, siginfo_t
*info
,
2682 if (cpu_signal_handler(host_signum
, info
, puc
))
2684 if (stdio_nb_clients
> 0)
2690 /***********************************************************/
2693 #define MAX_IO_HANDLERS 64
2695 typedef struct IOHandlerRecord
{
2697 IOCanRWHandler
*fd_read_poll
;
2699 IOHandler
*fd_write
;
2701 /* temporary data */
2703 struct IOHandlerRecord
*next
;
2706 static IOHandlerRecord
*first_io_handler
;
2708 /* XXX: fd_read_poll should be suppressed, but an API change is
2709 necessary in the character devices to suppress fd_can_read(). */
2710 int qemu_set_fd_handler2(int fd
,
2711 IOCanRWHandler
*fd_read_poll
,
2713 IOHandler
*fd_write
,
2716 IOHandlerRecord
**pioh
, *ioh
;
2718 if (!fd_read
&& !fd_write
) {
2719 pioh
= &first_io_handler
;
2724 if (ioh
->fd
== fd
) {
2731 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
2735 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
2738 ioh
->next
= first_io_handler
;
2739 first_io_handler
= ioh
;
2742 ioh
->fd_read_poll
= fd_read_poll
;
2743 ioh
->fd_read
= fd_read
;
2744 ioh
->fd_write
= fd_write
;
2745 ioh
->opaque
= opaque
;
2750 int qemu_set_fd_handler(int fd
,
2752 IOHandler
*fd_write
,
2755 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
2758 /***********************************************************/
2759 /* savevm/loadvm support */
2761 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
2763 fwrite(buf
, 1, size
, f
);
2766 void qemu_put_byte(QEMUFile
*f
, int v
)
2771 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
2773 qemu_put_byte(f
, v
>> 8);
2774 qemu_put_byte(f
, v
);
2777 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
2779 qemu_put_byte(f
, v
>> 24);
2780 qemu_put_byte(f
, v
>> 16);
2781 qemu_put_byte(f
, v
>> 8);
2782 qemu_put_byte(f
, v
);
2785 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
2787 qemu_put_be32(f
, v
>> 32);
2788 qemu_put_be32(f
, v
);
2791 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size
)
2793 return fread(buf
, 1, size
, f
);
2796 int qemu_get_byte(QEMUFile
*f
)
2806 unsigned int qemu_get_be16(QEMUFile
*f
)
2809 v
= qemu_get_byte(f
) << 8;
2810 v
|= qemu_get_byte(f
);
2814 unsigned int qemu_get_be32(QEMUFile
*f
)
2817 v
= qemu_get_byte(f
) << 24;
2818 v
|= qemu_get_byte(f
) << 16;
2819 v
|= qemu_get_byte(f
) << 8;
2820 v
|= qemu_get_byte(f
);
2824 uint64_t qemu_get_be64(QEMUFile
*f
)
2827 v
= (uint64_t)qemu_get_be32(f
) << 32;
2828 v
|= qemu_get_be32(f
);
2832 int64_t qemu_ftell(QEMUFile
*f
)
2837 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
2839 if (fseek(f
, pos
, whence
) < 0)
2844 typedef struct SaveStateEntry
{
2848 SaveStateHandler
*save_state
;
2849 LoadStateHandler
*load_state
;
2851 struct SaveStateEntry
*next
;
2854 static SaveStateEntry
*first_se
;
2856 int register_savevm(const char *idstr
,
2859 SaveStateHandler
*save_state
,
2860 LoadStateHandler
*load_state
,
2863 SaveStateEntry
*se
, **pse
;
2865 se
= qemu_malloc(sizeof(SaveStateEntry
));
2868 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
2869 se
->instance_id
= instance_id
;
2870 se
->version_id
= version_id
;
2871 se
->save_state
= save_state
;
2872 se
->load_state
= load_state
;
2873 se
->opaque
= opaque
;
2876 /* add at the end of list */
2878 while (*pse
!= NULL
)
2879 pse
= &(*pse
)->next
;
2884 #define QEMU_VM_FILE_MAGIC 0x5145564d
2885 #define QEMU_VM_FILE_VERSION 0x00000001
2887 int qemu_savevm(const char *filename
)
2891 int len
, len_pos
, cur_pos
, saved_vm_running
, ret
;
2893 saved_vm_running
= vm_running
;
2896 f
= fopen(filename
, "wb");
2902 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
2903 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
2905 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
2907 len
= strlen(se
->idstr
);
2908 qemu_put_byte(f
, len
);
2909 qemu_put_buffer(f
, se
->idstr
, len
);
2911 qemu_put_be32(f
, se
->instance_id
);
2912 qemu_put_be32(f
, se
->version_id
);
2914 /* record size: filled later */
2916 qemu_put_be32(f
, 0);
2918 se
->save_state(f
, se
->opaque
);
2920 /* fill record size */
2922 len
= ftell(f
) - len_pos
- 4;
2923 fseek(f
, len_pos
, SEEK_SET
);
2924 qemu_put_be32(f
, len
);
2925 fseek(f
, cur_pos
, SEEK_SET
);
2931 if (saved_vm_running
)
2936 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
2940 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
2941 if (!strcmp(se
->idstr
, idstr
) &&
2942 instance_id
== se
->instance_id
)
2948 int qemu_loadvm(const char *filename
)
2952 int len
, cur_pos
, ret
, instance_id
, record_len
, version_id
;
2953 int saved_vm_running
;
2957 saved_vm_running
= vm_running
;
2960 f
= fopen(filename
, "rb");
2966 v
= qemu_get_be32(f
);
2967 if (v
!= QEMU_VM_FILE_MAGIC
)
2969 v
= qemu_get_be32(f
);
2970 if (v
!= QEMU_VM_FILE_VERSION
) {
2977 len
= qemu_get_byte(f
);
2980 qemu_get_buffer(f
, idstr
, len
);
2982 instance_id
= qemu_get_be32(f
);
2983 version_id
= qemu_get_be32(f
);
2984 record_len
= qemu_get_be32(f
);
2986 printf("idstr=%s instance=0x%x version=%d len=%d\n",
2987 idstr
, instance_id
, version_id
, record_len
);
2990 se
= find_se(idstr
, instance_id
);
2992 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
2993 instance_id
, idstr
);
2995 ret
= se
->load_state(f
, se
->opaque
, version_id
);
2997 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
2998 instance_id
, idstr
);
3001 /* always seek to exact end of record */
3002 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
3007 if (saved_vm_running
)
3012 /***********************************************************/
3013 /* cpu save/restore */
3015 #if defined(TARGET_I386)
3017 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
3019 qemu_put_be32(f
, dt
->selector
);
3020 qemu_put_betl(f
, dt
->base
);
3021 qemu_put_be32(f
, dt
->limit
);
3022 qemu_put_be32(f
, dt
->flags
);
3025 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
3027 dt
->selector
= qemu_get_be32(f
);
3028 dt
->base
= qemu_get_betl(f
);
3029 dt
->limit
= qemu_get_be32(f
);
3030 dt
->flags
= qemu_get_be32(f
);
3033 void cpu_save(QEMUFile
*f
, void *opaque
)
3035 CPUState
*env
= opaque
;
3036 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
3040 for(i
= 0; i
< CPU_NB_REGS
; i
++)
3041 qemu_put_betls(f
, &env
->regs
[i
]);
3042 qemu_put_betls(f
, &env
->eip
);
3043 qemu_put_betls(f
, &env
->eflags
);
3044 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
3045 qemu_put_be32s(f
, &hflags
);
3049 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
3051 for(i
= 0; i
< 8; i
++) {
3052 fptag
|= ((!env
->fptags
[i
]) << i
);
3055 qemu_put_be16s(f
, &fpuc
);
3056 qemu_put_be16s(f
, &fpus
);
3057 qemu_put_be16s(f
, &fptag
);
3059 #ifdef USE_X86LDOUBLE
3064 qemu_put_be16s(f
, &fpregs_format
);
3066 for(i
= 0; i
< 8; i
++) {
3067 #ifdef USE_X86LDOUBLE
3071 /* we save the real CPU data (in case of MMX usage only 'mant'
3072 contains the MMX register */
3073 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
3074 qemu_put_be64(f
, mant
);
3075 qemu_put_be16(f
, exp
);
3078 /* if we use doubles for float emulation, we save the doubles to
3079 avoid losing information in case of MMX usage. It can give
3080 problems if the image is restored on a CPU where long
3081 doubles are used instead. */
3082 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
3086 for(i
= 0; i
< 6; i
++)
3087 cpu_put_seg(f
, &env
->segs
[i
]);
3088 cpu_put_seg(f
, &env
->ldt
);
3089 cpu_put_seg(f
, &env
->tr
);
3090 cpu_put_seg(f
, &env
->gdt
);
3091 cpu_put_seg(f
, &env
->idt
);
3093 qemu_put_be32s(f
, &env
->sysenter_cs
);
3094 qemu_put_be32s(f
, &env
->sysenter_esp
);
3095 qemu_put_be32s(f
, &env
->sysenter_eip
);
3097 qemu_put_betls(f
, &env
->cr
[0]);
3098 qemu_put_betls(f
, &env
->cr
[2]);
3099 qemu_put_betls(f
, &env
->cr
[3]);
3100 qemu_put_betls(f
, &env
->cr
[4]);
3102 for(i
= 0; i
< 8; i
++)
3103 qemu_put_betls(f
, &env
->dr
[i
]);
3106 qemu_put_be32s(f
, &env
->a20_mask
);
3109 qemu_put_be32s(f
, &env
->mxcsr
);
3110 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
3111 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
3112 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
3115 #ifdef TARGET_X86_64
3116 qemu_put_be64s(f
, &env
->efer
);
3117 qemu_put_be64s(f
, &env
->star
);
3118 qemu_put_be64s(f
, &env
->lstar
);
3119 qemu_put_be64s(f
, &env
->cstar
);
3120 qemu_put_be64s(f
, &env
->fmask
);
3121 qemu_put_be64s(f
, &env
->kernelgsbase
);
3125 #ifdef USE_X86LDOUBLE
3126 /* XXX: add that in a FPU generic layer */
3127 union x86_longdouble
{
3132 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
3133 #define EXPBIAS1 1023
3134 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
3135 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
3137 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
3141 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
3142 /* exponent + sign */
3143 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
3144 e
|= SIGND1(temp
) >> 16;
3149 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
3151 CPUState
*env
= opaque
;
3154 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
3156 if (version_id
!= 3)
3158 for(i
= 0; i
< CPU_NB_REGS
; i
++)
3159 qemu_get_betls(f
, &env
->regs
[i
]);
3160 qemu_get_betls(f
, &env
->eip
);
3161 qemu_get_betls(f
, &env
->eflags
);
3162 qemu_get_be32s(f
, &hflags
);
3164 qemu_get_be16s(f
, &fpuc
);
3165 qemu_get_be16s(f
, &fpus
);
3166 qemu_get_be16s(f
, &fptag
);
3167 qemu_get_be16s(f
, &fpregs_format
);
3169 /* NOTE: we cannot always restore the FPU state if the image come
3170 from a host with a different 'USE_X86LDOUBLE' define. We guess
3171 if we are in an MMX state to restore correctly in that case. */
3172 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
3173 for(i
= 0; i
< 8; i
++) {
3177 switch(fpregs_format
) {
3179 mant
= qemu_get_be64(f
);
3180 exp
= qemu_get_be16(f
);
3181 #ifdef USE_X86LDOUBLE
3182 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
3184 /* difficult case */
3186 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
3188 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
3192 mant
= qemu_get_be64(f
);
3193 #ifdef USE_X86LDOUBLE
3195 union x86_longdouble
*p
;
3196 /* difficult case */
3197 p
= (void *)&env
->fpregs
[i
];
3202 fp64_to_fp80(p
, mant
);
3206 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
3215 /* XXX: restore FPU round state */
3216 env
->fpstt
= (fpus
>> 11) & 7;
3217 env
->fpus
= fpus
& ~0x3800;
3219 for(i
= 0; i
< 8; i
++) {
3220 env
->fptags
[i
] = (fptag
>> i
) & 1;
3223 for(i
= 0; i
< 6; i
++)
3224 cpu_get_seg(f
, &env
->segs
[i
]);
3225 cpu_get_seg(f
, &env
->ldt
);
3226 cpu_get_seg(f
, &env
->tr
);
3227 cpu_get_seg(f
, &env
->gdt
);
3228 cpu_get_seg(f
, &env
->idt
);
3230 qemu_get_be32s(f
, &env
->sysenter_cs
);
3231 qemu_get_be32s(f
, &env
->sysenter_esp
);
3232 qemu_get_be32s(f
, &env
->sysenter_eip
);
3234 qemu_get_betls(f
, &env
->cr
[0]);
3235 qemu_get_betls(f
, &env
->cr
[2]);
3236 qemu_get_betls(f
, &env
->cr
[3]);
3237 qemu_get_betls(f
, &env
->cr
[4]);
3239 for(i
= 0; i
< 8; i
++)
3240 qemu_get_betls(f
, &env
->dr
[i
]);
3243 qemu_get_be32s(f
, &env
->a20_mask
);
3245 qemu_get_be32s(f
, &env
->mxcsr
);
3246 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
3247 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
3248 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
3251 #ifdef TARGET_X86_64
3252 qemu_get_be64s(f
, &env
->efer
);
3253 qemu_get_be64s(f
, &env
->star
);
3254 qemu_get_be64s(f
, &env
->lstar
);
3255 qemu_get_be64s(f
, &env
->cstar
);
3256 qemu_get_be64s(f
, &env
->fmask
);
3257 qemu_get_be64s(f
, &env
->kernelgsbase
);
3260 /* XXX: compute hflags from scratch, except for CPL and IIF */
3261 env
->hflags
= hflags
;
3266 #elif defined(TARGET_PPC)
3267 void cpu_save(QEMUFile
*f
, void *opaque
)
3271 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
3276 #elif defined(TARGET_MIPS)
3277 void cpu_save(QEMUFile
*f
, void *opaque
)
3281 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
3286 #elif defined(TARGET_SPARC)
3287 void cpu_save(QEMUFile
*f
, void *opaque
)
3289 CPUState
*env
= opaque
;
3293 for(i
= 0; i
< 8; i
++)
3294 qemu_put_betls(f
, &env
->gregs
[i
]);
3295 for(i
= 0; i
< NWINDOWS
* 16; i
++)
3296 qemu_put_betls(f
, &env
->regbase
[i
]);
3299 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
3305 qemu_put_betl(f
, u
.i
);
3308 qemu_put_betls(f
, &env
->pc
);
3309 qemu_put_betls(f
, &env
->npc
);
3310 qemu_put_betls(f
, &env
->y
);
3312 qemu_put_be32(f
, tmp
);
3313 qemu_put_betls(f
, &env
->fsr
);
3314 qemu_put_betls(f
, &env
->tbr
);
3315 #ifndef TARGET_SPARC64
3316 qemu_put_be32s(f
, &env
->wim
);
3318 for(i
= 0; i
< 16; i
++)
3319 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
3323 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
3325 CPUState
*env
= opaque
;
3329 for(i
= 0; i
< 8; i
++)
3330 qemu_get_betls(f
, &env
->gregs
[i
]);
3331 for(i
= 0; i
< NWINDOWS
* 16; i
++)
3332 qemu_get_betls(f
, &env
->regbase
[i
]);
3335 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
3340 u
.i
= qemu_get_betl(f
);
3344 qemu_get_betls(f
, &env
->pc
);
3345 qemu_get_betls(f
, &env
->npc
);
3346 qemu_get_betls(f
, &env
->y
);
3347 tmp
= qemu_get_be32(f
);
3348 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
3349 correctly updated */
3351 qemu_get_betls(f
, &env
->fsr
);
3352 qemu_get_betls(f
, &env
->tbr
);
3353 #ifndef TARGET_SPARC64
3354 qemu_get_be32s(f
, &env
->wim
);
3356 for(i
= 0; i
< 16; i
++)
3357 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
3363 #elif defined(TARGET_ARM)
3365 /* ??? Need to implement these. */
3366 void cpu_save(QEMUFile
*f
, void *opaque
)
3370 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
3377 #warning No CPU save/restore functions
3381 /***********************************************************/
3382 /* ram save/restore */
3384 /* we just avoid storing empty pages */
3385 static void ram_put_page(QEMUFile
*f
, const uint8_t *buf
, int len
)
3390 for(i
= 1; i
< len
; i
++) {
3394 qemu_put_byte(f
, 1);
3395 qemu_put_byte(f
, v
);
3398 qemu_put_byte(f
, 0);
3399 qemu_put_buffer(f
, buf
, len
);
3402 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
3406 v
= qemu_get_byte(f
);
3409 if (qemu_get_buffer(f
, buf
, len
) != len
)
3413 v
= qemu_get_byte(f
);
3414 memset(buf
, v
, len
);
3422 static void ram_save(QEMUFile
*f
, void *opaque
)
3425 qemu_put_be32(f
, phys_ram_size
);
3426 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
3427 ram_put_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
3431 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
3435 if (version_id
!= 1)
3437 if (qemu_get_be32(f
) != phys_ram_size
)
3439 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
3440 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
3447 /***********************************************************/
3448 /* machine registration */
3450 QEMUMachine
*first_machine
= NULL
;
3452 int qemu_register_machine(QEMUMachine
*m
)
3455 pm
= &first_machine
;
3463 QEMUMachine
*find_machine(const char *name
)
3467 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
3468 if (!strcmp(m
->name
, name
))
3474 /***********************************************************/
3475 /* main execution loop */
3477 void gui_update(void *opaque
)
3479 display_state
.dpy_refresh(&display_state
);
3480 qemu_mod_timer(gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
3483 struct vm_change_state_entry
{
3484 VMChangeStateHandler
*cb
;
3486 LIST_ENTRY (vm_change_state_entry
) entries
;
3489 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
3491 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
3494 VMChangeStateEntry
*e
;
3496 e
= qemu_mallocz(sizeof (*e
));
3502 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
3506 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
3508 LIST_REMOVE (e
, entries
);
3512 static void vm_state_notify(int running
)
3514 VMChangeStateEntry
*e
;
3516 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
3517 e
->cb(e
->opaque
, running
);
3521 /* XXX: support several handlers */
3522 static VMStopHandler
*vm_stop_cb
;
3523 static void *vm_stop_opaque
;
3525 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
3528 vm_stop_opaque
= opaque
;
3532 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
3546 void vm_stop(int reason
)
3549 cpu_disable_ticks();
3553 vm_stop_cb(vm_stop_opaque
, reason
);
3560 /* reset/shutdown handler */
3562 typedef struct QEMUResetEntry
{
3563 QEMUResetHandler
*func
;
3565 struct QEMUResetEntry
*next
;
3568 static QEMUResetEntry
*first_reset_entry
;
3569 static int reset_requested
;
3570 static int shutdown_requested
;
3571 static int powerdown_requested
;
3573 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
3575 QEMUResetEntry
**pre
, *re
;
3577 pre
= &first_reset_entry
;
3578 while (*pre
!= NULL
)
3579 pre
= &(*pre
)->next
;
3580 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
3582 re
->opaque
= opaque
;
3587 void qemu_system_reset(void)
3591 /* reset all devices */
3592 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
3593 re
->func(re
->opaque
);
3597 void qemu_system_reset_request(void)
3599 reset_requested
= 1;
3601 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
3604 void qemu_system_shutdown_request(void)
3606 shutdown_requested
= 1;
3608 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
3611 void qemu_system_powerdown_request(void)
3613 powerdown_requested
= 1;
3615 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
3618 void main_loop_wait(int timeout
)
3621 struct pollfd ufds
[MAX_IO_HANDLERS
+ 1], *pf
;
3622 IOHandlerRecord
*ioh
, *ioh_next
;
3630 /* poll any events */
3631 /* XXX: separate device handlers from system ones */
3633 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
3637 (!ioh
->fd_read_poll
||
3638 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
3639 pf
->events
|= POLLIN
;
3641 if (ioh
->fd_write
) {
3642 pf
->events
|= POLLOUT
;
3648 ret
= poll(ufds
, pf
- ufds
, timeout
);
3650 /* XXX: better handling of removal */
3651 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh_next
) {
3652 ioh_next
= ioh
->next
;
3654 if (pf
->revents
& POLLIN
) {
3655 ioh
->fd_read(ioh
->opaque
);
3657 if (pf
->revents
& POLLOUT
) {
3658 ioh
->fd_write(ioh
->opaque
);
3662 #endif /* !defined(_WIN32) */
3663 #if defined(CONFIG_SLIRP)
3664 /* XXX: merge with poll() */
3666 fd_set rfds
, wfds
, xfds
;
3674 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
3677 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
3679 slirp_select_poll(&rfds
, &wfds
, &xfds
);
3685 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
3686 qemu_get_clock(vm_clock
));
3687 /* run dma transfers, if any */
3691 /* real time timers */
3692 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
3693 qemu_get_clock(rt_clock
));
3696 static CPUState
*cur_cpu
;
3703 cur_cpu
= first_cpu
;
3710 env
= env
->next_cpu
;
3713 ret
= cpu_exec(env
);
3714 if (ret
!= EXCP_HALTED
)
3716 /* all CPUs are halted ? */
3717 if (env
== cur_cpu
) {
3724 if (shutdown_requested
) {
3725 ret
= EXCP_INTERRUPT
;
3728 if (reset_requested
) {
3729 reset_requested
= 0;
3730 qemu_system_reset();
3731 ret
= EXCP_INTERRUPT
;
3733 if (powerdown_requested
) {
3734 powerdown_requested
= 0;
3735 qemu_system_powerdown();
3736 ret
= EXCP_INTERRUPT
;
3738 if (ret
== EXCP_DEBUG
) {
3739 vm_stop(EXCP_DEBUG
);
3741 /* if hlt instruction, we wait until the next IRQ */
3742 /* XXX: use timeout computed from timers */
3743 if (ret
== EXCP_HLT
)
3750 main_loop_wait(timeout
);
3752 cpu_disable_ticks();
3758 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2005 Fabrice Bellard\n"
3759 "usage: %s [options] [disk_image]\n"
3761 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
3763 "Standard options:\n"
3764 "-M machine select emulated machine (-M ? for list)\n"
3765 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
3766 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
3767 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
3768 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
3769 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
3770 "-snapshot write to temporary files instead of disk image files\n"
3771 "-m megs set virtual RAM size to megs MB [default=%d]\n"
3772 "-nographic disable graphical output and redirect serial I/Os to console\n"
3774 "-k language use keyboard layout (for example \"fr\" for French)\n"
3777 "-enable-audio enable audio support, and all the sound cars\n"
3778 "-audio-help print list of audio drivers and their options\n"
3779 "-soundhw c1,... enable audio support\n"
3780 " and only specified sound cards (comma separated list)\n"
3781 " use -soundhw ? to get the list of supported cards\n"
3783 "-localtime set the real time clock to local time [default=utc]\n"
3784 "-full-screen start in full screen\n"
3786 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
3788 "-usb enable the USB driver (will be the default soon)\n"
3789 "-usbdevice name add the host or guest USB device 'name'\n"
3790 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
3791 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
3794 "Network options:\n"
3795 "-net nic[,vlan=n][,macaddr=addr]\n"
3796 " create a new Network Interface Card and connect it to VLAN 'n'\n"
3798 "-net user[,vlan=n]\n"
3799 " connect the user mode network stack to VLAN 'n'\n"
3802 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
3803 " connect the host TAP network interface to VLAN 'n' and use\n"
3804 " the network script 'file' (default=%s);\n"
3805 " use 'fd=h' to connect to an already opened TAP interface\n"
3806 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
3807 " connect the vlan 'n' to another VLAN using a socket connection\n"
3809 "-net none use it alone to have zero network devices; if no -net option\n"
3810 " is provided, the default is '-net nic -net user'\n"
3813 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
3815 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
3817 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
3818 " redirect TCP or UDP connections from host to guest [-net user]\n"
3821 "Linux boot specific:\n"
3822 "-kernel bzImage use 'bzImage' as kernel image\n"
3823 "-append cmdline use 'cmdline' as kernel command line\n"
3824 "-initrd file use 'file' as initial ram disk\n"
3826 "Debug/Expert options:\n"
3827 "-monitor dev redirect the monitor to char device 'dev'\n"
3828 "-serial dev redirect the serial port to char device 'dev'\n"
3829 "-parallel dev redirect the parallel port to char device 'dev'\n"
3830 "-pidfile file Write PID to 'file'\n"
3831 "-S freeze CPU at startup (use 'c' to start execution)\n"
3832 "-s wait gdb connection to port %d\n"
3833 "-p port change gdb connection port\n"
3834 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
3835 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
3836 " translation (t=none or lba) (usually qemu can guess them)\n"
3837 "-L path set the directory for the BIOS and VGA BIOS\n"
3839 "-no-kqemu disable KQEMU kernel module usage\n"
3841 #ifdef USE_CODE_COPY
3842 "-no-code-copy disable code copy acceleration\n"
3845 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
3846 " (default is CL-GD5446 PCI VGA)\n"
3848 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
3850 "During emulation, the following keys are useful:\n"
3851 "ctrl-alt-f toggle full screen\n"
3852 "ctrl-alt-n switch to virtual console 'n'\n"
3853 "ctrl-alt toggle mouse and keyboard grab\n"
3855 "When using -nographic, press 'ctrl-a h' to get some help.\n"
3857 #ifdef CONFIG_SOFTMMU
3864 DEFAULT_NETWORK_SCRIPT
,
3866 DEFAULT_GDBSTUB_PORT
,
3868 #ifndef CONFIG_SOFTMMU
3870 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
3871 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
3877 #define HAS_ARG 0x0001
3891 QEMU_OPTION_snapshot
,
3893 QEMU_OPTION_nographic
,
3895 QEMU_OPTION_enable_audio
,
3896 QEMU_OPTION_audio_help
,
3897 QEMU_OPTION_soundhw
,
3915 QEMU_OPTION_no_code_copy
,
3917 QEMU_OPTION_localtime
,
3918 QEMU_OPTION_cirrusvga
,
3920 QEMU_OPTION_std_vga
,
3921 QEMU_OPTION_monitor
,
3923 QEMU_OPTION_parallel
,
3925 QEMU_OPTION_full_screen
,
3926 QEMU_OPTION_pidfile
,
3927 QEMU_OPTION_no_kqemu
,
3928 QEMU_OPTION_win2k_hack
,
3930 QEMU_OPTION_usbdevice
,
3934 typedef struct QEMUOption
{
3940 const QEMUOption qemu_options
[] = {
3941 { "h", 0, QEMU_OPTION_h
},
3943 { "M", HAS_ARG
, QEMU_OPTION_M
},
3944 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
3945 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
3946 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
3947 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
3948 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
3949 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
3950 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
3951 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
3952 { "snapshot", 0, QEMU_OPTION_snapshot
},
3953 { "m", HAS_ARG
, QEMU_OPTION_m
},
3954 { "nographic", 0, QEMU_OPTION_nographic
},
3955 { "k", HAS_ARG
, QEMU_OPTION_k
},
3957 { "enable-audio", 0, QEMU_OPTION_enable_audio
},
3958 { "audio-help", 0, QEMU_OPTION_audio_help
},
3959 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
3962 { "net", HAS_ARG
, QEMU_OPTION_net
},
3964 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
3966 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
3968 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
3971 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
3972 { "append", HAS_ARG
, QEMU_OPTION_append
},
3973 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
3975 { "S", 0, QEMU_OPTION_S
},
3976 { "s", 0, QEMU_OPTION_s
},
3977 { "p", HAS_ARG
, QEMU_OPTION_p
},
3978 { "d", HAS_ARG
, QEMU_OPTION_d
},
3979 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
3980 { "L", HAS_ARG
, QEMU_OPTION_L
},
3981 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
3983 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
3985 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
3986 { "g", 1, QEMU_OPTION_g
},
3988 { "localtime", 0, QEMU_OPTION_localtime
},
3989 { "std-vga", 0, QEMU_OPTION_std_vga
},
3990 { "monitor", 1, QEMU_OPTION_monitor
},
3991 { "serial", 1, QEMU_OPTION_serial
},
3992 { "parallel", 1, QEMU_OPTION_parallel
},
3993 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
3994 { "full-screen", 0, QEMU_OPTION_full_screen
},
3995 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
3996 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
3997 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
3998 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
4000 /* temporary options */
4001 { "usb", 0, QEMU_OPTION_usb
},
4002 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
4006 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4008 /* this stack is only used during signal handling */
4009 #define SIGNAL_STACK_SIZE 32768
4011 static uint8_t *signal_stack
;
4015 /* password input */
4017 static BlockDriverState
*get_bdrv(int index
)
4019 BlockDriverState
*bs
;
4022 bs
= bs_table
[index
];
4023 } else if (index
< 6) {
4024 bs
= fd_table
[index
- 4];
4031 static void read_passwords(void)
4033 BlockDriverState
*bs
;
4037 for(i
= 0; i
< 6; i
++) {
4039 if (bs
&& bdrv_is_encrypted(bs
)) {
4040 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs
));
4041 for(j
= 0; j
< 3; j
++) {
4042 monitor_readline("Password: ",
4043 1, password
, sizeof(password
));
4044 if (bdrv_set_key(bs
, password
) == 0)
4046 term_printf("invalid password\n");
4052 /* XXX: currently we cannot use simultaneously different CPUs */
4053 void register_machines(void)
4055 #if defined(TARGET_I386)
4056 qemu_register_machine(&pc_machine
);
4057 qemu_register_machine(&isapc_machine
);
4058 #elif defined(TARGET_PPC)
4059 qemu_register_machine(&heathrow_machine
);
4060 qemu_register_machine(&core99_machine
);
4061 qemu_register_machine(&prep_machine
);
4062 #elif defined(TARGET_MIPS)
4063 qemu_register_machine(&mips_machine
);
4064 #elif defined(TARGET_SPARC)
4065 #ifdef TARGET_SPARC64
4066 qemu_register_machine(&sun4u_machine
);
4068 qemu_register_machine(&sun4m_machine
);
4070 #elif defined(TARGET_ARM)
4071 qemu_register_machine(&integratorcp_machine
);
4073 #error unsupported CPU
4078 static void select_soundhw (const char *optarg
)
4080 if (*optarg
== '?') {
4082 printf ("Valid sound card names (comma separated):\n");
4083 printf ("sb16 Creative Sound Blaster 16\n");
4086 printf ("adlib Yamaha YMF262 (OPL3)\n");
4088 printf ("adlib Yamaha YM3812 (OPL2)\n");
4092 printf ("gus Gravis Ultrasound GF1\n");
4094 printf ("es1370 ENSONIQ AudioPCI ES1370\n");
4095 exit (*optarg
!= '?');
4102 { "sb16", &sb16_enabled
},
4104 { "adlib", &adlib_enabled
},
4107 { "gus", &gus_enabled
},
4109 { "es1370", &es1370_enabled
},
4111 size_t tablen
, l
, i
;
4117 tablen
= sizeof (soundhw_tab
) / sizeof (soundhw_tab
[0]);
4120 e
= strchr (p
, ',');
4121 l
= !e
? strlen (p
) : (size_t) (e
- p
);
4122 for (i
= 0; i
< tablen
; ++i
) {
4123 if (!strncmp (soundhw_tab
[i
].name
, p
, l
)) {
4125 *soundhw_tab
[i
].enabledp
= 1;
4132 "Unknown sound card name (too big to show)\n");
4135 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
4140 p
+= l
+ (e
!= NULL
);
4144 goto show_valid_cards
;
4149 #define MAX_NET_CLIENTS 32
4151 int main(int argc
, char **argv
)
4153 #ifdef CONFIG_GDBSTUB
4154 int use_gdbstub
, gdbstub_port
;
4157 int snapshot
, linux_boot
;
4158 const char *initrd_filename
;
4159 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
4160 const char *kernel_filename
, *kernel_cmdline
;
4161 DisplayState
*ds
= &display_state
;
4162 int cyls
, heads
, secs
, translation
;
4163 int start_emulation
= 1;
4164 char net_clients
[MAX_NET_CLIENTS
][256];
4167 const char *r
, *optarg
;
4168 CharDriverState
*monitor_hd
;
4169 char monitor_device
[128];
4170 char serial_devices
[MAX_SERIAL_PORTS
][128];
4171 int serial_device_index
;
4172 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
4173 int parallel_device_index
;
4174 const char *loadvm
= NULL
;
4175 QEMUMachine
*machine
;
4176 char usb_devices
[MAX_VM_USB_PORTS
][128];
4177 int usb_devices_index
;
4179 LIST_INIT (&vm_change_state_head
);
4180 #if !defined(CONFIG_SOFTMMU)
4181 /* we never want that malloc() uses mmap() */
4182 mallopt(M_MMAP_THRESHOLD
, 4096 * 1024);
4184 register_machines();
4185 machine
= first_machine
;
4186 initrd_filename
= NULL
;
4187 for(i
= 0; i
< MAX_FD
; i
++)
4188 fd_filename
[i
] = NULL
;
4189 for(i
= 0; i
< MAX_DISKS
; i
++)
4190 hd_filename
[i
] = NULL
;
4191 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
4192 vga_ram_size
= VGA_RAM_SIZE
;
4193 bios_size
= BIOS_SIZE
;
4194 #ifdef CONFIG_GDBSTUB
4196 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
4200 kernel_filename
= NULL
;
4201 kernel_cmdline
= "";
4207 cyls
= heads
= secs
= 0;
4208 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4209 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
4211 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
4212 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
4213 serial_devices
[i
][0] = '\0';
4214 serial_device_index
= 0;
4216 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
4217 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
4218 parallel_devices
[i
][0] = '\0';
4219 parallel_device_index
= 0;
4221 usb_devices_index
= 0;
4226 /* default mac address of the first network interface */
4234 hd_filename
[0] = argv
[optind
++];
4236 const QEMUOption
*popt
;
4239 popt
= qemu_options
;
4242 fprintf(stderr
, "%s: invalid option -- '%s'\n",
4246 if (!strcmp(popt
->name
, r
+ 1))
4250 if (popt
->flags
& HAS_ARG
) {
4251 if (optind
>= argc
) {
4252 fprintf(stderr
, "%s: option '%s' requires an argument\n",
4256 optarg
= argv
[optind
++];
4261 switch(popt
->index
) {
4263 machine
= find_machine(optarg
);
4266 printf("Supported machines are:\n");
4267 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
4268 printf("%-10s %s%s\n",
4270 m
== first_machine
? " (default)" : "");
4275 case QEMU_OPTION_initrd
:
4276 initrd_filename
= optarg
;
4278 case QEMU_OPTION_hda
:
4279 case QEMU_OPTION_hdb
:
4280 case QEMU_OPTION_hdc
:
4281 case QEMU_OPTION_hdd
:
4284 hd_index
= popt
->index
- QEMU_OPTION_hda
;
4285 hd_filename
[hd_index
] = optarg
;
4286 if (hd_index
== cdrom_index
)
4290 case QEMU_OPTION_snapshot
:
4293 case QEMU_OPTION_hdachs
:
4297 cyls
= strtol(p
, (char **)&p
, 0);
4298 if (cyls
< 1 || cyls
> 16383)
4303 heads
= strtol(p
, (char **)&p
, 0);
4304 if (heads
< 1 || heads
> 16)
4309 secs
= strtol(p
, (char **)&p
, 0);
4310 if (secs
< 1 || secs
> 63)
4314 if (!strcmp(p
, "none"))
4315 translation
= BIOS_ATA_TRANSLATION_NONE
;
4316 else if (!strcmp(p
, "lba"))
4317 translation
= BIOS_ATA_TRANSLATION_LBA
;
4318 else if (!strcmp(p
, "auto"))
4319 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4322 } else if (*p
!= '\0') {
4324 fprintf(stderr
, "qemu: invalid physical CHS format\n");
4329 case QEMU_OPTION_nographic
:
4330 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
4331 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
4334 case QEMU_OPTION_kernel
:
4335 kernel_filename
= optarg
;
4337 case QEMU_OPTION_append
:
4338 kernel_cmdline
= optarg
;
4340 case QEMU_OPTION_cdrom
:
4341 if (cdrom_index
>= 0) {
4342 hd_filename
[cdrom_index
] = optarg
;
4345 case QEMU_OPTION_boot
:
4346 boot_device
= optarg
[0];
4347 if (boot_device
!= 'a' &&
4350 boot_device
!= 'n' &&
4352 boot_device
!= 'c' && boot_device
!= 'd') {
4353 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
4357 case QEMU_OPTION_fda
:
4358 fd_filename
[0] = optarg
;
4360 case QEMU_OPTION_fdb
:
4361 fd_filename
[1] = optarg
;
4363 case QEMU_OPTION_no_code_copy
:
4364 code_copy_enabled
= 0;
4366 case QEMU_OPTION_net
:
4367 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
4368 fprintf(stderr
, "qemu: too many network clients\n");
4371 pstrcpy(net_clients
[nb_net_clients
],
4372 sizeof(net_clients
[0]),
4377 case QEMU_OPTION_tftp
:
4378 tftp_prefix
= optarg
;
4381 case QEMU_OPTION_smb
:
4382 net_slirp_smb(optarg
);
4385 case QEMU_OPTION_redir
:
4386 net_slirp_redir(optarg
);
4390 case QEMU_OPTION_enable_audio
:
4397 case QEMU_OPTION_audio_help
:
4401 case QEMU_OPTION_soundhw
:
4402 select_soundhw (optarg
);
4409 ram_size
= atoi(optarg
) * 1024 * 1024;
4412 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
4413 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
4414 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
4423 mask
= cpu_str_to_log_mask(optarg
);
4425 printf("Log items (comma separated):\n");
4426 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
4427 printf("%-10s %s\n", item
->name
, item
->help
);
4434 #ifdef CONFIG_GDBSTUB
4439 gdbstub_port
= atoi(optarg
);
4446 start_emulation
= 0;
4449 keyboard_layout
= optarg
;
4451 case QEMU_OPTION_localtime
:
4454 case QEMU_OPTION_cirrusvga
:
4455 cirrus_vga_enabled
= 1;
4457 case QEMU_OPTION_std_vga
:
4458 cirrus_vga_enabled
= 0;
4465 w
= strtol(p
, (char **)&p
, 10);
4468 fprintf(stderr
, "qemu: invalid resolution or depth\n");
4474 h
= strtol(p
, (char **)&p
, 10);
4479 depth
= strtol(p
, (char **)&p
, 10);
4480 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
4481 depth
!= 24 && depth
!= 32)
4483 } else if (*p
== '\0') {
4484 depth
= graphic_depth
;
4491 graphic_depth
= depth
;
4494 case QEMU_OPTION_monitor
:
4495 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
4497 case QEMU_OPTION_serial
:
4498 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
4499 fprintf(stderr
, "qemu: too many serial ports\n");
4502 pstrcpy(serial_devices
[serial_device_index
],
4503 sizeof(serial_devices
[0]), optarg
);
4504 serial_device_index
++;
4506 case QEMU_OPTION_parallel
:
4507 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
4508 fprintf(stderr
, "qemu: too many parallel ports\n");
4511 pstrcpy(parallel_devices
[parallel_device_index
],
4512 sizeof(parallel_devices
[0]), optarg
);
4513 parallel_device_index
++;
4515 case QEMU_OPTION_loadvm
:
4518 case QEMU_OPTION_full_screen
:
4521 case QEMU_OPTION_pidfile
:
4522 create_pidfile(optarg
);
4525 case QEMU_OPTION_win2k_hack
:
4526 win2k_install_hack
= 1;
4530 case QEMU_OPTION_no_kqemu
:
4534 case QEMU_OPTION_usb
:
4537 case QEMU_OPTION_usbdevice
:
4539 if (usb_devices_index
>= MAX_VM_USB_PORTS
) {
4540 fprintf(stderr
, "Too many USB devices\n");
4543 pstrcpy(usb_devices
[usb_devices_index
],
4544 sizeof(usb_devices
[usb_devices_index
]),
4546 usb_devices_index
++;
4548 case QEMU_OPTION_smp
:
4549 smp_cpus
= atoi(optarg
);
4550 if (smp_cpus
< 1 || smp_cpus
> 8) {
4551 fprintf(stderr
, "Invalid number of CPUs\n");
4559 linux_boot
= (kernel_filename
!= NULL
);
4562 hd_filename
[0] == '\0' &&
4563 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
4564 fd_filename
[0] == '\0')
4567 /* boot to cd by default if no hard disk */
4568 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
4569 if (fd_filename
[0] != '\0')
4575 #if !defined(CONFIG_SOFTMMU)
4576 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
4578 static uint8_t stdout_buf
[4096];
4579 setvbuf(stdout
, stdout_buf
, _IOLBF
, sizeof(stdout_buf
));
4582 setvbuf(stdout
, NULL
, _IOLBF
, 0);
4585 /* init network clients */
4586 if (nb_net_clients
== 0) {
4587 /* if no clients, we use a default config */
4588 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
4590 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
4595 for(i
= 0;i
< nb_net_clients
; i
++) {
4596 if (net_client_init(net_clients
[i
]) < 0)
4600 /* init the memory */
4601 phys_ram_size
= ram_size
+ vga_ram_size
+ bios_size
;
4603 #ifdef CONFIG_SOFTMMU
4604 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
4605 if (!phys_ram_base
) {
4606 fprintf(stderr
, "Could not allocate physical memory\n");
4610 /* as we must map the same page at several addresses, we must use
4615 tmpdir
= getenv("QEMU_TMPDIR");
4618 snprintf(phys_ram_file
, sizeof(phys_ram_file
), "%s/vlXXXXXX", tmpdir
);
4619 if (mkstemp(phys_ram_file
) < 0) {
4620 fprintf(stderr
, "Could not create temporary memory file '%s'\n",
4624 phys_ram_fd
= open(phys_ram_file
, O_CREAT
| O_TRUNC
| O_RDWR
, 0600);
4625 if (phys_ram_fd
< 0) {
4626 fprintf(stderr
, "Could not open temporary memory file '%s'\n",
4630 ftruncate(phys_ram_fd
, phys_ram_size
);
4631 unlink(phys_ram_file
);
4632 phys_ram_base
= mmap(get_mmap_addr(phys_ram_size
),
4634 PROT_WRITE
| PROT_READ
, MAP_SHARED
| MAP_FIXED
,
4636 if (phys_ram_base
== MAP_FAILED
) {
4637 fprintf(stderr
, "Could not map physical memory\n");
4643 /* we always create the cdrom drive, even if no disk is there */
4645 if (cdrom_index
>= 0) {
4646 bs_table
[cdrom_index
] = bdrv_new("cdrom");
4647 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
4650 /* open the virtual block devices */
4651 for(i
= 0; i
< MAX_DISKS
; i
++) {
4652 if (hd_filename
[i
]) {
4655 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
4656 bs_table
[i
] = bdrv_new(buf
);
4658 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
) < 0) {
4659 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
4663 if (i
== 0 && cyls
!= 0) {
4664 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
4665 bdrv_set_translation_hint(bs_table
[i
], translation
);
4670 /* we always create at least one floppy disk */
4671 fd_table
[0] = bdrv_new("fda");
4672 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
4674 for(i
= 0; i
< MAX_FD
; i
++) {
4675 if (fd_filename
[i
]) {
4678 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
4679 fd_table
[i
] = bdrv_new(buf
);
4680 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
4682 if (fd_filename
[i
] != '\0') {
4683 if (bdrv_open(fd_table
[i
], fd_filename
[i
], snapshot
) < 0) {
4684 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
4692 /* init USB devices */
4694 vm_usb_hub
= usb_hub_init(vm_usb_ports
, MAX_VM_USB_PORTS
);
4695 for(i
= 0; i
< usb_devices_index
; i
++) {
4696 if (usb_device_add(usb_devices
[i
]) < 0) {
4697 fprintf(stderr
, "Warning: could not add USB device %s\n",
4703 register_savevm("timer", 0, 1, timer_save
, timer_load
, NULL
);
4704 register_savevm("ram", 0, 1, ram_save
, ram_load
, NULL
);
4707 cpu_calibrate_ticks();
4711 dumb_display_init(ds
);
4713 #if defined(CONFIG_SDL)
4714 sdl_display_init(ds
, full_screen
);
4715 #elif defined(CONFIG_COCOA)
4716 cocoa_display_init(ds
, full_screen
);
4718 dumb_display_init(ds
);
4722 vga_console
= graphic_console_init(ds
);
4724 monitor_hd
= qemu_chr_open(monitor_device
);
4726 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
4729 monitor_init(monitor_hd
, !nographic
);
4731 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
4732 if (serial_devices
[i
][0] != '\0') {
4733 serial_hds
[i
] = qemu_chr_open(serial_devices
[i
]);
4734 if (!serial_hds
[i
]) {
4735 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
4739 if (!strcmp(serial_devices
[i
], "vc"))
4740 qemu_chr_printf(serial_hds
[i
], "serial%d console\n", i
);
4744 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
4745 if (parallel_devices
[i
][0] != '\0') {
4746 parallel_hds
[i
] = qemu_chr_open(parallel_devices
[i
]);
4747 if (!parallel_hds
[i
]) {
4748 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
4749 parallel_devices
[i
]);
4752 if (!strcmp(parallel_devices
[i
], "vc"))
4753 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\n", i
);
4757 /* setup cpu signal handlers for MMU / self modifying code handling */
4758 #if !defined(CONFIG_SOFTMMU)
4760 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4763 signal_stack
= memalign(16, SIGNAL_STACK_SIZE
);
4764 stk
.ss_sp
= signal_stack
;
4765 stk
.ss_size
= SIGNAL_STACK_SIZE
;
4768 if (sigaltstack(&stk
, NULL
) < 0) {
4769 perror("sigaltstack");
4775 struct sigaction act
;
4777 sigfillset(&act
.sa_mask
);
4778 act
.sa_flags
= SA_SIGINFO
;
4779 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4780 act
.sa_flags
|= SA_ONSTACK
;
4782 act
.sa_sigaction
= host_segv_handler
;
4783 sigaction(SIGSEGV
, &act
, NULL
);
4784 sigaction(SIGBUS
, &act
, NULL
);
4785 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4786 sigaction(SIGFPE
, &act
, NULL
);
4793 struct sigaction act
;
4794 sigfillset(&act
.sa_mask
);
4796 act
.sa_handler
= SIG_IGN
;
4797 sigaction(SIGPIPE
, &act
, NULL
);
4802 machine
->init(ram_size
, vga_ram_size
, boot_device
,
4803 ds
, fd_filename
, snapshot
,
4804 kernel_filename
, kernel_cmdline
, initrd_filename
);
4806 gui_timer
= qemu_new_timer(rt_clock
, gui_update
, NULL
);
4807 qemu_mod_timer(gui_timer
, qemu_get_clock(rt_clock
));
4809 #ifdef CONFIG_GDBSTUB
4811 if (gdbserver_start(gdbstub_port
) < 0) {
4812 fprintf(stderr
, "Could not open gdbserver socket on port %d\n",
4816 printf("Waiting gdb connection on port %d\n", gdbstub_port
);
4821 qemu_loadvm(loadvm
);
4824 /* XXX: simplify init */
4826 if (start_emulation
) {