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>
52 #include <linux/if_tun.h>
55 #include <linux/rtc.h>
56 #include <linux/ppdev.h>
61 #if defined(CONFIG_SLIRP)
67 #include <sys/timeb.h>
71 #define getopt_long_only getopt_long
72 #define memalign(align, size) malloc(size)
79 #endif /* CONFIG_SDL */
83 #define main qemu_main
84 #endif /* CONFIG_COCOA */
90 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
92 //#define DEBUG_UNUSED_IOPORT
93 //#define DEBUG_IOPORT
95 #if !defined(CONFIG_SOFTMMU)
96 #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
98 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
102 #define DEFAULT_RAM_SIZE 144
104 #define DEFAULT_RAM_SIZE 128
107 #define GUI_REFRESH_INTERVAL 30
109 /* XXX: use a two level table to limit memory usage */
110 #define MAX_IOPORTS 65536
112 const char *bios_dir
= CONFIG_QEMU_SHAREDIR
;
113 char phys_ram_file
[1024];
114 void *ioport_opaque
[MAX_IOPORTS
];
115 IOPortReadFunc
*ioport_read_table
[3][MAX_IOPORTS
];
116 IOPortWriteFunc
*ioport_write_table
[3][MAX_IOPORTS
];
117 BlockDriverState
*bs_table
[MAX_DISKS
], *fd_table
[MAX_FD
];
120 static DisplayState display_state
;
122 const char* keyboard_layout
= NULL
;
123 int64_t ticks_per_sec
;
124 int boot_device
= 'c';
126 int pit_min_timer_count
= 0;
128 NICInfo nd_table
[MAX_NICS
];
129 QEMUTimer
*gui_timer
;
132 int cirrus_vga_enabled
= 1;
134 int graphic_width
= 1024;
135 int graphic_height
= 768;
137 int graphic_width
= 800;
138 int graphic_height
= 600;
140 int graphic_depth
= 15;
142 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
143 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
145 int win2k_install_hack
= 0;
148 USBPort
*vm_usb_ports
[MAX_VM_USB_PORTS
];
149 USBDevice
*vm_usb_hub
;
150 static VLANState
*first_vlan
;
152 #if defined(TARGET_SPARC)
154 #elif defined(TARGET_I386)
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 void cpu_outb(CPUState
*env
, int addr
, int val
)
340 if (loglevel
& CPU_LOG_IOPORT
)
341 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
343 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
346 env
->last_io_time
= cpu_get_time_fast();
350 void cpu_outw(CPUState
*env
, int addr
, int val
)
353 if (loglevel
& CPU_LOG_IOPORT
)
354 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
356 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
359 env
->last_io_time
= cpu_get_time_fast();
363 void cpu_outl(CPUState
*env
, int addr
, int val
)
366 if (loglevel
& CPU_LOG_IOPORT
)
367 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
369 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
372 env
->last_io_time
= cpu_get_time_fast();
376 int cpu_inb(CPUState
*env
, int addr
)
379 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
381 if (loglevel
& CPU_LOG_IOPORT
)
382 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
386 env
->last_io_time
= cpu_get_time_fast();
391 int cpu_inw(CPUState
*env
, int addr
)
394 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
396 if (loglevel
& CPU_LOG_IOPORT
)
397 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
401 env
->last_io_time
= cpu_get_time_fast();
406 int cpu_inl(CPUState
*env
, int addr
)
409 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
411 if (loglevel
& CPU_LOG_IOPORT
)
412 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
416 env
->last_io_time
= cpu_get_time_fast();
421 /***********************************************************/
422 void hw_error(const char *fmt
, ...)
428 fprintf(stderr
, "qemu: hardware error: ");
429 vfprintf(stderr
, fmt
, ap
);
430 fprintf(stderr
, "\n");
431 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
432 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
434 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
436 cpu_dump_state(env
, stderr
, fprintf
, 0);
443 /***********************************************************/
446 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
447 static void *qemu_put_kbd_event_opaque
;
448 static QEMUPutMouseEvent
*qemu_put_mouse_event
;
449 static void *qemu_put_mouse_event_opaque
;
450 static int qemu_put_mouse_event_absolute
;
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
, int absolute
)
460 qemu_put_mouse_event_opaque
= opaque
;
461 qemu_put_mouse_event
= func
;
462 qemu_put_mouse_event_absolute
= absolute
;
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 int kbd_mouse_is_absolute(void)
482 return qemu_put_mouse_event_absolute
;
485 /***********************************************************/
488 #if defined(__powerpc__)
490 static inline uint32_t get_tbl(void)
493 asm volatile("mftb %0" : "=r" (tbl
));
497 static inline uint32_t get_tbu(void)
500 asm volatile("mftbu %0" : "=r" (tbl
));
504 int64_t cpu_get_real_ticks(void)
507 /* NOTE: we test if wrapping has occurred */
513 return ((int64_t)h
<< 32) | l
;
516 #elif defined(__i386__)
518 int64_t cpu_get_real_ticks(void)
521 asm volatile ("rdtsc" : "=A" (val
));
525 #elif defined(__x86_64__)
527 int64_t cpu_get_real_ticks(void)
531 asm volatile("rdtsc" : "=a" (low
), "=d" (high
));
538 #elif defined(__ia64)
540 int64_t cpu_get_real_ticks(void)
543 asm volatile ("mov %0 = ar.itc" : "=r"(val
) :: "memory");
547 #elif defined(__s390__)
549 int64_t cpu_get_real_ticks(void)
552 asm volatile("stck 0(%1)" : "=m" (val
) : "a" (&val
) : "cc");
557 #error unsupported CPU
560 static int64_t cpu_ticks_offset
;
561 static int cpu_ticks_enabled
;
563 static inline int64_t cpu_get_ticks(void)
565 if (!cpu_ticks_enabled
) {
566 return cpu_ticks_offset
;
568 return cpu_get_real_ticks() + cpu_ticks_offset
;
572 /* enable cpu_get_ticks() */
573 void cpu_enable_ticks(void)
575 if (!cpu_ticks_enabled
) {
576 cpu_ticks_offset
-= cpu_get_real_ticks();
577 cpu_ticks_enabled
= 1;
581 /* disable cpu_get_ticks() : the clock is stopped. You must not call
582 cpu_get_ticks() after that. */
583 void cpu_disable_ticks(void)
585 if (cpu_ticks_enabled
) {
586 cpu_ticks_offset
= cpu_get_ticks();
587 cpu_ticks_enabled
= 0;
591 static int64_t get_clock(void)
596 return ((int64_t)tb
.time
* 1000 + (int64_t)tb
.millitm
) * 1000;
599 gettimeofday(&tv
, NULL
);
600 return tv
.tv_sec
* 1000000LL + tv
.tv_usec
;
604 void cpu_calibrate_ticks(void)
609 ticks
= cpu_get_real_ticks();
615 usec
= get_clock() - usec
;
616 ticks
= cpu_get_real_ticks() - ticks
;
617 ticks_per_sec
= (ticks
* 1000000LL + (usec
>> 1)) / usec
;
620 /* compute with 96 bit intermediate result: (a*b)/c */
621 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
626 #ifdef WORDS_BIGENDIAN
636 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
637 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
640 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
644 #define QEMU_TIMER_REALTIME 0
645 #define QEMU_TIMER_VIRTUAL 1
649 /* XXX: add frequency */
657 struct QEMUTimer
*next
;
663 static QEMUTimer
*active_timers
[2];
665 static MMRESULT timerID
;
667 /* frequency of the times() clock tick */
668 static int timer_freq
;
671 QEMUClock
*qemu_new_clock(int type
)
674 clock
= qemu_mallocz(sizeof(QEMUClock
));
681 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
685 ts
= qemu_mallocz(sizeof(QEMUTimer
));
692 void qemu_free_timer(QEMUTimer
*ts
)
697 /* stop a timer, but do not dealloc it */
698 void qemu_del_timer(QEMUTimer
*ts
)
702 /* NOTE: this code must be signal safe because
703 qemu_timer_expired() can be called from a signal. */
704 pt
= &active_timers
[ts
->clock
->type
];
717 /* modify the current timer so that it will be fired when current_time
718 >= expire_time. The corresponding callback will be called. */
719 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
725 /* add the timer in the sorted list */
726 /* NOTE: this code must be signal safe because
727 qemu_timer_expired() can be called from a signal. */
728 pt
= &active_timers
[ts
->clock
->type
];
733 if (t
->expire_time
> expire_time
)
737 ts
->expire_time
= expire_time
;
742 int qemu_timer_pending(QEMUTimer
*ts
)
745 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
752 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
756 return (timer_head
->expire_time
<= current_time
);
759 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
765 if (!ts
|| ts
->expire_time
> current_time
)
767 /* remove timer from the list before calling the callback */
768 *ptimer_head
= ts
->next
;
771 /* run the callback (the timer list can be modified) */
776 int64_t qemu_get_clock(QEMUClock
*clock
)
778 switch(clock
->type
) {
779 case QEMU_TIMER_REALTIME
:
781 return GetTickCount();
786 /* Note that using gettimeofday() is not a good solution
787 for timers because its value change when the date is
789 if (timer_freq
== 100) {
790 return times(&tp
) * 10;
792 return ((int64_t)times(&tp
) * 1000) / timer_freq
;
797 case QEMU_TIMER_VIRTUAL
:
798 return cpu_get_ticks();
803 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
805 uint64_t expire_time
;
807 if (qemu_timer_pending(ts
)) {
808 expire_time
= ts
->expire_time
;
812 qemu_put_be64(f
, expire_time
);
815 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
817 uint64_t expire_time
;
819 expire_time
= qemu_get_be64(f
);
820 if (expire_time
!= -1) {
821 qemu_mod_timer(ts
, expire_time
);
827 static void timer_save(QEMUFile
*f
, void *opaque
)
829 if (cpu_ticks_enabled
) {
830 hw_error("cannot save state if virtual timers are running");
832 qemu_put_be64s(f
, &cpu_ticks_offset
);
833 qemu_put_be64s(f
, &ticks_per_sec
);
836 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
840 if (cpu_ticks_enabled
) {
843 qemu_get_be64s(f
, &cpu_ticks_offset
);
844 qemu_get_be64s(f
, &ticks_per_sec
);
849 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
850 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
852 static void host_alarm_handler(int host_signum
)
856 #define DISP_FREQ 1000
858 static int64_t delta_min
= INT64_MAX
;
859 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
861 ti
= qemu_get_clock(vm_clock
);
862 if (last_clock
!= 0) {
863 delta
= ti
- last_clock
;
864 if (delta
< delta_min
)
866 if (delta
> delta_max
)
869 if (++count
== DISP_FREQ
) {
870 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
871 muldiv64(delta_min
, 1000000, ticks_per_sec
),
872 muldiv64(delta_max
, 1000000, ticks_per_sec
),
873 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
874 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
876 delta_min
= INT64_MAX
;
884 if (qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
885 qemu_get_clock(vm_clock
)) ||
886 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
887 qemu_get_clock(rt_clock
))) {
888 CPUState
*env
= cpu_single_env
;
890 /* stop the currently executing cpu because a timer occured */
891 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
893 if (env
->kqemu_enabled
) {
894 kqemu_cpu_interrupt(env
);
903 #if defined(__linux__)
905 #define RTC_FREQ 1024
909 static int start_rtc_timer(void)
911 rtc_fd
= open("/dev/rtc", O_RDONLY
);
914 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
915 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
916 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
917 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
920 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
925 pit_min_timer_count
= PIT_FREQ
/ RTC_FREQ
;
931 static int start_rtc_timer(void)
936 #endif /* !defined(__linux__) */
938 #endif /* !defined(_WIN32) */
940 static void init_timers(void)
942 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
943 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
948 timerID
= timeSetEvent(1, // interval (ms)
950 host_alarm_handler
, // function
951 (DWORD
)&count
, // user parameter
952 TIME_PERIODIC
| TIME_CALLBACK_FUNCTION
);
954 perror("failed timer alarm");
958 pit_min_timer_count
= ((uint64_t)10000 * PIT_FREQ
) / 1000000;
961 struct sigaction act
;
962 struct itimerval itv
;
964 /* get times() syscall frequency */
965 timer_freq
= sysconf(_SC_CLK_TCK
);
968 sigfillset(&act
.sa_mask
);
970 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
971 act
.sa_flags
|= SA_ONSTACK
;
973 act
.sa_handler
= host_alarm_handler
;
974 sigaction(SIGALRM
, &act
, NULL
);
976 itv
.it_interval
.tv_sec
= 0;
977 itv
.it_interval
.tv_usec
= 999; /* for i386 kernel 2.6 to get 1 ms */
978 itv
.it_value
.tv_sec
= 0;
979 itv
.it_value
.tv_usec
= 10 * 1000;
980 setitimer(ITIMER_REAL
, &itv
, NULL
);
981 /* we probe the tick duration of the kernel to inform the user if
982 the emulated kernel requested a too high timer frequency */
983 getitimer(ITIMER_REAL
, &itv
);
985 #if defined(__linux__)
986 if (itv
.it_interval
.tv_usec
> 1000) {
987 /* try to use /dev/rtc to have a faster timer */
988 if (start_rtc_timer() < 0)
991 itv
.it_interval
.tv_sec
= 0;
992 itv
.it_interval
.tv_usec
= 0;
993 itv
.it_value
.tv_sec
= 0;
994 itv
.it_value
.tv_usec
= 0;
995 setitimer(ITIMER_REAL
, &itv
, NULL
);
998 sigaction(SIGIO
, &act
, NULL
);
999 fcntl(rtc_fd
, F_SETFL
, O_ASYNC
);
1000 fcntl(rtc_fd
, F_SETOWN
, getpid());
1002 #endif /* defined(__linux__) */
1005 pit_min_timer_count
= ((uint64_t)itv
.it_interval
.tv_usec
*
1006 PIT_FREQ
) / 1000000;
1012 void quit_timers(void)
1015 timeKillEvent(timerID
);
1019 /***********************************************************/
1020 /* character device */
1022 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1024 return s
->chr_write(s
, buf
, len
);
1027 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1031 return s
->chr_ioctl(s
, cmd
, arg
);
1034 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1039 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1040 qemu_chr_write(s
, buf
, strlen(buf
));
1044 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1046 if (s
->chr_send_event
)
1047 s
->chr_send_event(s
, event
);
1050 void qemu_chr_add_read_handler(CharDriverState
*s
,
1051 IOCanRWHandler
*fd_can_read
,
1052 IOReadHandler
*fd_read
, void *opaque
)
1054 s
->chr_add_read_handler(s
, fd_can_read
, fd_read
, opaque
);
1057 void qemu_chr_add_event_handler(CharDriverState
*s
, IOEventHandler
*chr_event
)
1059 s
->chr_event
= chr_event
;
1062 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1067 static void null_chr_add_read_handler(CharDriverState
*chr
,
1068 IOCanRWHandler
*fd_can_read
,
1069 IOReadHandler
*fd_read
, void *opaque
)
1073 CharDriverState
*qemu_chr_open_null(void)
1075 CharDriverState
*chr
;
1077 chr
= qemu_mallocz(sizeof(CharDriverState
));
1080 chr
->chr_write
= null_chr_write
;
1081 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1087 #define socket_error() WSAGetLastError()
1089 #define EWOULDBLOCK WSAEWOULDBLOCK
1090 #define EINTR WSAEINTR
1091 #define EINPROGRESS WSAEINPROGRESS
1093 static void socket_cleanup(void)
1098 static int socket_init(void)
1103 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1105 err
= WSAGetLastError();
1106 fprintf(stderr
, "WSAStartup: %d\n", err
);
1109 atexit(socket_cleanup
);
1113 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1119 ret
= send(fd
, buf
, len
, 0);
1122 errno
= WSAGetLastError();
1123 if (errno
!= WSAEWOULDBLOCK
) {
1126 } else if (ret
== 0) {
1136 void socket_set_nonblock(int fd
)
1138 unsigned long opt
= 1;
1139 ioctlsocket(fd
, FIONBIO
, &opt
);
1144 #define socket_error() errno
1145 #define closesocket(s) close(s)
1147 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1153 ret
= write(fd
, buf
, len
);
1155 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1157 } else if (ret
== 0) {
1167 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1169 return unix_write(fd
, buf
, len1
);
1172 void socket_set_nonblock(int fd
)
1174 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1176 #endif /* !_WIN32 */
1182 IOCanRWHandler
*fd_can_read
;
1183 IOReadHandler
*fd_read
;
1188 #define STDIO_MAX_CLIENTS 2
1190 static int stdio_nb_clients
;
1191 static CharDriverState
*stdio_clients
[STDIO_MAX_CLIENTS
];
1193 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1195 FDCharDriver
*s
= chr
->opaque
;
1196 return unix_write(s
->fd_out
, buf
, len
);
1199 static int fd_chr_read_poll(void *opaque
)
1201 CharDriverState
*chr
= opaque
;
1202 FDCharDriver
*s
= chr
->opaque
;
1204 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
1208 static void fd_chr_read(void *opaque
)
1210 CharDriverState
*chr
= opaque
;
1211 FDCharDriver
*s
= chr
->opaque
;
1216 if (len
> s
->max_size
)
1220 size
= read(s
->fd_in
, buf
, len
);
1222 s
->fd_read(s
->fd_opaque
, buf
, size
);
1226 static void fd_chr_add_read_handler(CharDriverState
*chr
,
1227 IOCanRWHandler
*fd_can_read
,
1228 IOReadHandler
*fd_read
, void *opaque
)
1230 FDCharDriver
*s
= chr
->opaque
;
1232 if (s
->fd_in
>= 0) {
1233 s
->fd_can_read
= fd_can_read
;
1234 s
->fd_read
= fd_read
;
1235 s
->fd_opaque
= opaque
;
1236 if (nographic
&& s
->fd_in
== 0) {
1238 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
1239 fd_chr_read
, NULL
, chr
);
1244 /* open a character device to a unix fd */
1245 CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1247 CharDriverState
*chr
;
1250 chr
= qemu_mallocz(sizeof(CharDriverState
));
1253 s
= qemu_mallocz(sizeof(FDCharDriver
));
1261 chr
->chr_write
= fd_chr_write
;
1262 chr
->chr_add_read_handler
= fd_chr_add_read_handler
;
1266 CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
1270 fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666);
1273 return qemu_chr_open_fd(-1, fd_out
);
1276 CharDriverState
*qemu_chr_open_pipe(const char *filename
)
1280 fd
= open(filename
, O_RDWR
| O_BINARY
);
1283 return qemu_chr_open_fd(fd
, fd
);
1287 /* for STDIO, we handle the case where several clients use it
1290 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1292 #define TERM_FIFO_MAX_SIZE 1
1294 static int term_got_escape
, client_index
;
1295 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
1298 void term_print_help(void)
1301 "C-a h print this help\n"
1302 "C-a x exit emulator\n"
1303 "C-a s save disk data back to file (if -snapshot)\n"
1304 "C-a b send break (magic sysrq)\n"
1305 "C-a c switch between console and monitor\n"
1306 "C-a C-a send C-a\n"
1310 /* called when a char is received */
1311 static void stdio_received_byte(int ch
)
1313 if (term_got_escape
) {
1314 term_got_escape
= 0;
1325 for (i
= 0; i
< MAX_DISKS
; i
++) {
1327 bdrv_commit(bs_table
[i
]);
1332 if (client_index
< stdio_nb_clients
) {
1333 CharDriverState
*chr
;
1336 chr
= stdio_clients
[client_index
];
1338 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
1343 if (client_index
>= stdio_nb_clients
)
1345 if (client_index
== 0) {
1346 /* send a new line in the monitor to get the prompt */
1354 } else if (ch
== TERM_ESCAPE
) {
1355 term_got_escape
= 1;
1358 if (client_index
< stdio_nb_clients
) {
1360 CharDriverState
*chr
;
1363 chr
= stdio_clients
[client_index
];
1365 if (s
->fd_can_read(s
->fd_opaque
) > 0) {
1367 s
->fd_read(s
->fd_opaque
, buf
, 1);
1368 } else if (term_fifo_size
== 0) {
1369 term_fifo
[term_fifo_size
++] = ch
;
1375 static int stdio_read_poll(void *opaque
)
1377 CharDriverState
*chr
;
1380 if (client_index
< stdio_nb_clients
) {
1381 chr
= stdio_clients
[client_index
];
1383 /* try to flush the queue if needed */
1384 if (term_fifo_size
!= 0 && s
->fd_can_read(s
->fd_opaque
) > 0) {
1385 s
->fd_read(s
->fd_opaque
, term_fifo
, 1);
1388 /* see if we can absorb more chars */
1389 if (term_fifo_size
== 0)
1398 static void stdio_read(void *opaque
)
1403 size
= read(0, buf
, 1);
1405 stdio_received_byte(buf
[0]);
1408 /* init terminal so that we can grab keys */
1409 static struct termios oldtty
;
1410 static int old_fd0_flags
;
1412 static void term_exit(void)
1414 tcsetattr (0, TCSANOW
, &oldtty
);
1415 fcntl(0, F_SETFL
, old_fd0_flags
);
1418 static void term_init(void)
1422 tcgetattr (0, &tty
);
1424 old_fd0_flags
= fcntl(0, F_GETFL
);
1426 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1427 |INLCR
|IGNCR
|ICRNL
|IXON
);
1428 tty
.c_oflag
|= OPOST
;
1429 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1430 /* if graphical mode, we allow Ctrl-C handling */
1432 tty
.c_lflag
&= ~ISIG
;
1433 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1436 tty
.c_cc
[VTIME
] = 0;
1438 tcsetattr (0, TCSANOW
, &tty
);
1442 fcntl(0, F_SETFL
, O_NONBLOCK
);
1445 CharDriverState
*qemu_chr_open_stdio(void)
1447 CharDriverState
*chr
;
1450 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1452 chr
= qemu_chr_open_fd(0, 1);
1453 if (stdio_nb_clients
== 0)
1454 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, NULL
);
1455 client_index
= stdio_nb_clients
;
1457 if (stdio_nb_clients
!= 0)
1459 chr
= qemu_chr_open_fd(0, 1);
1461 stdio_clients
[stdio_nb_clients
++] = chr
;
1462 if (stdio_nb_clients
== 1) {
1463 /* set the terminal in raw mode */
1469 #if defined(__linux__)
1470 CharDriverState
*qemu_chr_open_pty(void)
1473 char slave_name
[1024];
1474 int master_fd
, slave_fd
;
1476 /* Not satisfying */
1477 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1481 /* Disabling local echo and line-buffered output */
1482 tcgetattr (master_fd
, &tty
);
1483 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
1485 tty
.c_cc
[VTIME
] = 0;
1486 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
1488 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1489 return qemu_chr_open_fd(master_fd
, master_fd
);
1492 static void tty_serial_init(int fd
, int speed
,
1493 int parity
, int data_bits
, int stop_bits
)
1499 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1500 speed
, parity
, data_bits
, stop_bits
);
1502 tcgetattr (fd
, &tty
);
1544 cfsetispeed(&tty
, spd
);
1545 cfsetospeed(&tty
, spd
);
1547 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1548 |INLCR
|IGNCR
|ICRNL
|IXON
);
1549 tty
.c_oflag
|= OPOST
;
1550 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
1551 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
);
1572 tty
.c_cflag
|= PARENB
;
1575 tty
.c_cflag
|= PARENB
| PARODD
;
1579 tcsetattr (fd
, TCSANOW
, &tty
);
1582 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1584 FDCharDriver
*s
= chr
->opaque
;
1587 case CHR_IOCTL_SERIAL_SET_PARAMS
:
1589 QEMUSerialSetParams
*ssp
= arg
;
1590 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
1591 ssp
->data_bits
, ssp
->stop_bits
);
1594 case CHR_IOCTL_SERIAL_SET_BREAK
:
1596 int enable
= *(int *)arg
;
1598 tcsendbreak(s
->fd_in
, 1);
1607 CharDriverState
*qemu_chr_open_tty(const char *filename
)
1609 CharDriverState
*chr
;
1612 fd
= open(filename
, O_RDWR
| O_NONBLOCK
);
1615 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1616 tty_serial_init(fd
, 115200, 'N', 8, 1);
1617 chr
= qemu_chr_open_fd(fd
, fd
);
1620 chr
->chr_ioctl
= tty_serial_ioctl
;
1624 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1626 int fd
= (int)chr
->opaque
;
1630 case CHR_IOCTL_PP_READ_DATA
:
1631 if (ioctl(fd
, PPRDATA
, &b
) < 0)
1633 *(uint8_t *)arg
= b
;
1635 case CHR_IOCTL_PP_WRITE_DATA
:
1636 b
= *(uint8_t *)arg
;
1637 if (ioctl(fd
, PPWDATA
, &b
) < 0)
1640 case CHR_IOCTL_PP_READ_CONTROL
:
1641 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
1643 *(uint8_t *)arg
= b
;
1645 case CHR_IOCTL_PP_WRITE_CONTROL
:
1646 b
= *(uint8_t *)arg
;
1647 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
1650 case CHR_IOCTL_PP_READ_STATUS
:
1651 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
1653 *(uint8_t *)arg
= b
;
1661 CharDriverState
*qemu_chr_open_pp(const char *filename
)
1663 CharDriverState
*chr
;
1666 fd
= open(filename
, O_RDWR
);
1670 if (ioctl(fd
, PPCLAIM
) < 0) {
1675 chr
= qemu_mallocz(sizeof(CharDriverState
));
1680 chr
->opaque
= (void *)fd
;
1681 chr
->chr_write
= null_chr_write
;
1682 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1683 chr
->chr_ioctl
= pp_ioctl
;
1688 CharDriverState
*qemu_chr_open_pty(void)
1694 #endif /* !defined(_WIN32) */
1698 IOCanRWHandler
*fd_can_read
;
1699 IOReadHandler
*fd_read
;
1702 HANDLE hcom
, hrecv
, hsend
;
1703 OVERLAPPED orecv
, osend
;
1708 #define NSENDBUF 2048
1709 #define NRECVBUF 2048
1710 #define MAXCONNECT 1
1711 #define NTIMEOUT 5000
1713 static int win_chr_poll(void *opaque
);
1714 static int win_chr_pipe_poll(void *opaque
);
1716 static void win_chr_close2(WinCharState
*s
)
1719 CloseHandle(s
->hsend
);
1723 CloseHandle(s
->hrecv
);
1727 CloseHandle(s
->hcom
);
1731 qemu_del_polling_cb(win_chr_pipe_poll
, s
);
1733 qemu_del_polling_cb(win_chr_poll
, s
);
1736 static void win_chr_close(CharDriverState
*chr
)
1738 WinCharState
*s
= chr
->opaque
;
1742 static int win_chr_init(WinCharState
*s
, const char *filename
)
1745 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
1750 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1752 fprintf(stderr
, "Failed CreateEvent\n");
1755 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1757 fprintf(stderr
, "Failed CreateEvent\n");
1761 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
1762 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
1763 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
1764 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
1769 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
1770 fprintf(stderr
, "Failed SetupComm\n");
1774 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
1775 size
= sizeof(COMMCONFIG
);
1776 GetDefaultCommConfig(filename
, &comcfg
, &size
);
1777 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
1778 CommConfigDialog(filename
, NULL
, &comcfg
);
1780 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
1781 fprintf(stderr
, "Failed SetCommState\n");
1785 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
1786 fprintf(stderr
, "Failed SetCommMask\n");
1790 cto
.ReadIntervalTimeout
= MAXDWORD
;
1791 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
1792 fprintf(stderr
, "Failed SetCommTimeouts\n");
1796 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
1797 fprintf(stderr
, "Failed ClearCommError\n");
1800 qemu_add_polling_cb(win_chr_poll
, s
);
1808 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
1810 WinCharState
*s
= chr
->opaque
;
1811 DWORD len
, ret
, size
, err
;
1814 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
1815 s
->osend
.hEvent
= s
->hsend
;
1818 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
1820 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
1822 err
= GetLastError();
1823 if (err
== ERROR_IO_PENDING
) {
1824 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
1842 static int win_chr_read_poll(WinCharState
*s
)
1844 s
->max_size
= s
->fd_can_read(s
->win_opaque
);
1848 static void win_chr_readfile(WinCharState
*s
)
1854 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
1855 s
->orecv
.hEvent
= s
->hrecv
;
1856 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
1858 err
= GetLastError();
1859 if (err
== ERROR_IO_PENDING
) {
1860 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
1865 s
->fd_read(s
->win_opaque
, buf
, size
);
1869 static void win_chr_read(WinCharState
*s
)
1871 if (s
->len
> s
->max_size
)
1872 s
->len
= s
->max_size
;
1876 win_chr_readfile(s
);
1879 static int win_chr_poll(void *opaque
)
1881 WinCharState
*s
= opaque
;
1885 ClearCommError(s
->hcom
, &comerr
, &status
);
1886 if (status
.cbInQue
> 0) {
1887 s
->len
= status
.cbInQue
;
1888 win_chr_read_poll(s
);
1895 static void win_chr_add_read_handler(CharDriverState
*chr
,
1896 IOCanRWHandler
*fd_can_read
,
1897 IOReadHandler
*fd_read
, void *opaque
)
1899 WinCharState
*s
= chr
->opaque
;
1901 s
->fd_can_read
= fd_can_read
;
1902 s
->fd_read
= fd_read
;
1903 s
->win_opaque
= opaque
;
1906 CharDriverState
*qemu_chr_open_win(const char *filename
)
1908 CharDriverState
*chr
;
1911 chr
= qemu_mallocz(sizeof(CharDriverState
));
1914 s
= qemu_mallocz(sizeof(WinCharState
));
1920 chr
->chr_write
= win_chr_write
;
1921 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
1922 chr
->chr_close
= win_chr_close
;
1924 if (win_chr_init(s
, filename
) < 0) {
1932 static int win_chr_pipe_poll(void *opaque
)
1934 WinCharState
*s
= opaque
;
1937 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
1940 win_chr_read_poll(s
);
1947 static int win_chr_pipe_init(WinCharState
*s
, const char *filename
)
1956 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1958 fprintf(stderr
, "Failed CreateEvent\n");
1961 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1963 fprintf(stderr
, "Failed CreateEvent\n");
1967 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
1968 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
1969 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
1971 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
1972 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
1973 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
1978 ZeroMemory(&ov
, sizeof(ov
));
1979 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1980 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
1982 fprintf(stderr
, "Failed ConnectNamedPipe\n");
1986 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
1988 fprintf(stderr
, "Failed GetOverlappedResult\n");
1990 CloseHandle(ov
.hEvent
);
1997 CloseHandle(ov
.hEvent
);
2000 qemu_add_polling_cb(win_chr_pipe_poll
, s
);
2009 CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2011 CharDriverState
*chr
;
2014 chr
= qemu_mallocz(sizeof(CharDriverState
));
2017 s
= qemu_mallocz(sizeof(WinCharState
));
2023 chr
->chr_write
= win_chr_write
;
2024 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
2025 chr
->chr_close
= win_chr_close
;
2027 if (win_chr_pipe_init(s
, filename
) < 0) {
2035 CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2037 CharDriverState
*chr
;
2040 chr
= qemu_mallocz(sizeof(CharDriverState
));
2043 s
= qemu_mallocz(sizeof(WinCharState
));
2050 chr
->chr_write
= win_chr_write
;
2051 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
2055 CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2059 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2060 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2061 if (fd_out
== INVALID_HANDLE_VALUE
)
2064 return qemu_chr_open_win_file(fd_out
);
2068 CharDriverState
*qemu_chr_open(const char *filename
)
2072 if (!strcmp(filename
, "vc")) {
2073 return text_console_init(&display_state
);
2074 } else if (!strcmp(filename
, "null")) {
2075 return qemu_chr_open_null();
2078 if (strstart(filename
, "file:", &p
)) {
2079 return qemu_chr_open_file_out(p
);
2080 } else if (strstart(filename
, "pipe:", &p
)) {
2081 return qemu_chr_open_pipe(p
);
2082 } else if (!strcmp(filename
, "pty")) {
2083 return qemu_chr_open_pty();
2084 } else if (!strcmp(filename
, "stdio")) {
2085 return qemu_chr_open_stdio();
2088 #if defined(__linux__)
2089 if (strstart(filename
, "/dev/parport", NULL
)) {
2090 return qemu_chr_open_pp(filename
);
2092 if (strstart(filename
, "/dev/", NULL
)) {
2093 return qemu_chr_open_tty(filename
);
2097 if (strstart(filename
, "COM", NULL
)) {
2098 return qemu_chr_open_win(filename
);
2100 if (strstart(filename
, "pipe:", &p
)) {
2101 return qemu_chr_open_win_pipe(p
);
2103 if (strstart(filename
, "file:", &p
)) {
2104 return qemu_chr_open_win_file_out(p
);
2112 void qemu_chr_close(CharDriverState
*chr
)
2115 chr
->chr_close(chr
);
2118 /***********************************************************/
2119 /* network device redirectors */
2121 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
2125 for(i
=0;i
<size
;i
+=16) {
2129 fprintf(f
, "%08x ", i
);
2132 fprintf(f
, " %02x", buf
[i
+j
]);
2137 for(j
=0;j
<len
;j
++) {
2139 if (c
< ' ' || c
> '~')
2141 fprintf(f
, "%c", c
);
2147 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
2150 for(i
= 0; i
< 6; i
++) {
2151 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
2164 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
2169 p1
= strchr(p
, sep
);
2175 if (len
> buf_size
- 1)
2177 memcpy(buf
, p
, len
);
2184 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
2192 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2194 saddr
->sin_family
= AF_INET
;
2195 if (buf
[0] == '\0') {
2196 saddr
->sin_addr
.s_addr
= 0;
2198 if (isdigit(buf
[0])) {
2199 if (!inet_aton(buf
, &saddr
->sin_addr
))
2202 if ((he
= gethostbyname(buf
)) == NULL
)
2204 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
2207 port
= strtol(p
, (char **)&r
, 0);
2210 saddr
->sin_port
= htons(port
);
2214 /* find or alloc a new VLAN */
2215 VLANState
*qemu_find_vlan(int id
)
2217 VLANState
**pvlan
, *vlan
;
2218 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
2222 vlan
= qemu_mallocz(sizeof(VLANState
));
2227 pvlan
= &first_vlan
;
2228 while (*pvlan
!= NULL
)
2229 pvlan
= &(*pvlan
)->next
;
2234 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
2235 IOReadHandler
*fd_read
,
2236 IOCanRWHandler
*fd_can_read
,
2239 VLANClientState
*vc
, **pvc
;
2240 vc
= qemu_mallocz(sizeof(VLANClientState
));
2243 vc
->fd_read
= fd_read
;
2244 vc
->fd_can_read
= fd_can_read
;
2245 vc
->opaque
= opaque
;
2249 pvc
= &vlan
->first_client
;
2250 while (*pvc
!= NULL
)
2251 pvc
= &(*pvc
)->next
;
2256 int qemu_can_send_packet(VLANClientState
*vc1
)
2258 VLANState
*vlan
= vc1
->vlan
;
2259 VLANClientState
*vc
;
2261 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
2263 if (vc
->fd_can_read
&& !vc
->fd_can_read(vc
->opaque
))
2270 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
2272 VLANState
*vlan
= vc1
->vlan
;
2273 VLANClientState
*vc
;
2276 printf("vlan %d send:\n", vlan
->id
);
2277 hex_dump(stdout
, buf
, size
);
2279 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
2281 vc
->fd_read(vc
->opaque
, buf
, size
);
2286 #if defined(CONFIG_SLIRP)
2288 /* slirp network adapter */
2290 static int slirp_inited
;
2291 static VLANClientState
*slirp_vc
;
2293 int slirp_can_output(void)
2295 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
2298 void slirp_output(const uint8_t *pkt
, int pkt_len
)
2301 printf("slirp output:\n");
2302 hex_dump(stdout
, pkt
, pkt_len
);
2306 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
2309 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
2312 printf("slirp input:\n");
2313 hex_dump(stdout
, buf
, size
);
2315 slirp_input(buf
, size
);
2318 static int net_slirp_init(VLANState
*vlan
)
2320 if (!slirp_inited
) {
2324 slirp_vc
= qemu_new_vlan_client(vlan
,
2325 slirp_receive
, NULL
, NULL
);
2326 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
2330 static void net_slirp_redir(const char *redir_str
)
2335 struct in_addr guest_addr
;
2336 int host_port
, guest_port
;
2338 if (!slirp_inited
) {
2344 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2346 if (!strcmp(buf
, "tcp")) {
2348 } else if (!strcmp(buf
, "udp")) {
2354 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2356 host_port
= strtol(buf
, &r
, 0);
2360 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2362 if (buf
[0] == '\0') {
2363 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
2365 if (!inet_aton(buf
, &guest_addr
))
2368 guest_port
= strtol(p
, &r
, 0);
2372 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
2373 fprintf(stderr
, "qemu: could not set up redirection\n");
2378 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
2386 static void smb_exit(void)
2390 char filename
[1024];
2392 /* erase all the files in the directory */
2393 d
= opendir(smb_dir
);
2398 if (strcmp(de
->d_name
, ".") != 0 &&
2399 strcmp(de
->d_name
, "..") != 0) {
2400 snprintf(filename
, sizeof(filename
), "%s/%s",
2401 smb_dir
, de
->d_name
);
2409 /* automatic user mode samba server configuration */
2410 void net_slirp_smb(const char *exported_dir
)
2412 char smb_conf
[1024];
2413 char smb_cmdline
[1024];
2416 if (!slirp_inited
) {
2421 /* XXX: better tmp dir construction */
2422 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
2423 if (mkdir(smb_dir
, 0700) < 0) {
2424 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
2427 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
2429 f
= fopen(smb_conf
, "w");
2431 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
2438 "socket address=127.0.0.1\n"
2439 "pid directory=%s\n"
2440 "lock directory=%s\n"
2441 "log file=%s/log.smbd\n"
2442 "smb passwd file=%s/smbpasswd\n"
2443 "security = share\n"
2458 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "/usr/sbin/smbd -s %s",
2461 slirp_add_exec(0, smb_cmdline
, 4, 139);
2464 #endif /* !defined(_WIN32) */
2466 #endif /* CONFIG_SLIRP */
2468 #if !defined(_WIN32)
2470 typedef struct TAPState
{
2471 VLANClientState
*vc
;
2475 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
2477 TAPState
*s
= opaque
;
2480 ret
= write(s
->fd
, buf
, size
);
2481 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
2488 static void tap_send(void *opaque
)
2490 TAPState
*s
= opaque
;
2494 size
= read(s
->fd
, buf
, sizeof(buf
));
2496 qemu_send_packet(s
->vc
, buf
, size
);
2502 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
2506 s
= qemu_mallocz(sizeof(TAPState
));
2510 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
2511 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
2512 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
2517 static int tap_open(char *ifname
, int ifname_size
)
2523 fd
= open("/dev/tap", O_RDWR
);
2525 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
2530 dev
= devname(s
.st_rdev
, S_IFCHR
);
2531 pstrcpy(ifname
, ifname_size
, dev
);
2533 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2536 #elif defined(__sun__)
2537 static int tap_open(char *ifname
, int ifname_size
)
2539 fprintf(stderr
, "warning: tap_open not yet implemented\n");
2543 static int tap_open(char *ifname
, int ifname_size
)
2548 fd
= open("/dev/net/tun", O_RDWR
);
2550 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
2553 memset(&ifr
, 0, sizeof(ifr
));
2554 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
2555 if (ifname
[0] != '\0')
2556 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
2558 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
2559 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
2561 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
2565 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
2566 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2571 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
2572 const char *setup_script
)
2575 int pid
, status
, fd
;
2580 if (ifname1
!= NULL
)
2581 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
2584 fd
= tap_open(ifname
, sizeof(ifname
));
2590 if (setup_script
[0] != '\0') {
2591 /* try to launch network init script */
2596 *parg
++ = (char *)setup_script
;
2599 execv(setup_script
, args
);
2602 while (waitpid(pid
, &status
, 0) != pid
);
2603 if (!WIFEXITED(status
) ||
2604 WEXITSTATUS(status
) != 0) {
2605 fprintf(stderr
, "%s: could not launch network script\n",
2611 s
= net_tap_fd_init(vlan
, fd
);
2614 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
2615 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
2619 #endif /* !_WIN32 */
2621 /* network connection */
2622 typedef struct NetSocketState
{
2623 VLANClientState
*vc
;
2625 int state
; /* 0 = getting length, 1 = getting data */
2629 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
2632 typedef struct NetSocketListenState
{
2635 } NetSocketListenState
;
2637 /* XXX: we consider we can send the whole packet without blocking */
2638 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
2640 NetSocketState
*s
= opaque
;
2644 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
2645 send_all(s
->fd
, buf
, size
);
2648 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
2650 NetSocketState
*s
= opaque
;
2651 sendto(s
->fd
, buf
, size
, 0,
2652 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
2655 static void net_socket_send(void *opaque
)
2657 NetSocketState
*s
= opaque
;
2662 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
2664 err
= socket_error();
2665 if (err
!= EWOULDBLOCK
)
2667 } else if (size
== 0) {
2668 /* end of connection */
2670 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
2676 /* reassemble a packet from the network */
2682 memcpy(s
->buf
+ s
->index
, buf
, l
);
2686 if (s
->index
== 4) {
2688 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
2694 l
= s
->packet_len
- s
->index
;
2697 memcpy(s
->buf
+ s
->index
, buf
, l
);
2701 if (s
->index
>= s
->packet_len
) {
2702 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
2711 static void net_socket_send_dgram(void *opaque
)
2713 NetSocketState
*s
= opaque
;
2716 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2720 /* end of connection */
2721 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
2724 qemu_send_packet(s
->vc
, s
->buf
, size
);
2727 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
2732 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
2733 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
2734 inet_ntoa(mcastaddr
->sin_addr
),
2735 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
2739 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2741 perror("socket(PF_INET, SOCK_DGRAM)");
2746 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
2747 (const char *)&val
, sizeof(val
));
2749 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
2753 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
2759 /* Add host to multicast group */
2760 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
2761 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
2763 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
2764 (const char *)&imr
, sizeof(struct ip_mreq
));
2766 perror("setsockopt(IP_ADD_MEMBERSHIP)");
2770 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
2772 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
2773 (const char *)&val
, sizeof(val
));
2775 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
2779 socket_set_nonblock(fd
);
2782 if (fd
>=0) close(fd
);
2786 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
2789 struct sockaddr_in saddr
;
2791 socklen_t saddr_len
;
2794 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
2795 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
2796 * by ONLY ONE process: we must "clone" this dgram socket --jjo
2800 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
2802 if (saddr
.sin_addr
.s_addr
==0) {
2803 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
2807 /* clone dgram socket */
2808 newfd
= net_socket_mcast_create(&saddr
);
2810 /* error already reported by net_socket_mcast_create() */
2814 /* clone newfd to fd, close newfd */
2819 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
2820 fd
, strerror(errno
));
2825 s
= qemu_mallocz(sizeof(NetSocketState
));
2830 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
2831 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
2833 /* mcast: save bound address as dst */
2834 if (is_connected
) s
->dgram_dst
=saddr
;
2836 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
2837 "socket: fd=%d (%s mcast=%s:%d)",
2838 fd
, is_connected
? "cloned" : "",
2839 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
2843 static void net_socket_connect(void *opaque
)
2845 NetSocketState
*s
= opaque
;
2846 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
2849 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
2853 s
= qemu_mallocz(sizeof(NetSocketState
));
2857 s
->vc
= qemu_new_vlan_client(vlan
,
2858 net_socket_receive
, NULL
, s
);
2859 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
2860 "socket: fd=%d", fd
);
2862 net_socket_connect(s
);
2864 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
2869 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
2872 int so_type
=-1, optlen
=sizeof(so_type
);
2874 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
, &optlen
)< 0) {
2875 fprintf(stderr
, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd
);
2880 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
2882 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
2884 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
2885 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
2886 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
2891 static void net_socket_accept(void *opaque
)
2893 NetSocketListenState
*s
= opaque
;
2895 struct sockaddr_in saddr
;
2900 len
= sizeof(saddr
);
2901 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
2902 if (fd
< 0 && errno
!= EINTR
) {
2904 } else if (fd
>= 0) {
2908 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
2912 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
2913 "socket: connection from %s:%d",
2914 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
2918 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
2920 NetSocketListenState
*s
;
2922 struct sockaddr_in saddr
;
2924 if (parse_host_port(&saddr
, host_str
) < 0)
2927 s
= qemu_mallocz(sizeof(NetSocketListenState
));
2931 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2936 socket_set_nonblock(fd
);
2938 /* allow fast reuse */
2940 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
2942 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
2947 ret
= listen(fd
, 0);
2954 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
2958 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
2961 int fd
, connected
, ret
, err
;
2962 struct sockaddr_in saddr
;
2964 if (parse_host_port(&saddr
, host_str
) < 0)
2967 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2972 socket_set_nonblock(fd
);
2976 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
2978 err
= socket_error();
2979 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
2980 } else if (err
== EINPROGRESS
) {
2992 s
= net_socket_fd_init(vlan
, fd
, connected
);
2995 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
2996 "socket: connect to %s:%d",
2997 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3001 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
3005 struct sockaddr_in saddr
;
3007 if (parse_host_port(&saddr
, host_str
) < 0)
3011 fd
= net_socket_mcast_create(&saddr
);
3015 s
= net_socket_fd_init(vlan
, fd
, 0);
3019 s
->dgram_dst
= saddr
;
3021 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3022 "socket: mcast=%s:%d",
3023 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3028 static int get_param_value(char *buf
, int buf_size
,
3029 const char *tag
, const char *str
)
3038 while (*p
!= '\0' && *p
!= '=') {
3039 if ((q
- option
) < sizeof(option
) - 1)
3047 if (!strcmp(tag
, option
)) {
3049 while (*p
!= '\0' && *p
!= ',') {
3050 if ((q
- buf
) < buf_size
- 1)
3057 while (*p
!= '\0' && *p
!= ',') {
3068 int net_client_init(const char *str
)
3079 while (*p
!= '\0' && *p
!= ',') {
3080 if ((q
- device
) < sizeof(device
) - 1)
3088 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
3089 vlan_id
= strtol(buf
, NULL
, 0);
3091 vlan
= qemu_find_vlan(vlan_id
);
3093 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
3096 if (!strcmp(device
, "nic")) {
3100 if (nb_nics
>= MAX_NICS
) {
3101 fprintf(stderr
, "Too Many NICs\n");
3104 nd
= &nd_table
[nb_nics
];
3105 macaddr
= nd
->macaddr
;
3111 macaddr
[5] = 0x56 + nb_nics
;
3113 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
3114 if (parse_macaddr(macaddr
, buf
) < 0) {
3115 fprintf(stderr
, "invalid syntax for ethernet address\n");
3119 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
3120 nd
->model
= strdup(buf
);
3126 if (!strcmp(device
, "none")) {
3127 /* does nothing. It is needed to signal that no network cards
3132 if (!strcmp(device
, "user")) {
3133 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
3134 if (strlen(buf
) > 32)
3136 strcpy(slirp_hostname
, buf
);
3138 ret
= net_slirp_init(vlan
);
3142 if (!strcmp(device
, "tap")) {
3144 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
3145 fprintf(stderr
, "tap: no interface name\n");
3148 ret
= tap_win32_init(vlan
, ifname
);
3151 if (!strcmp(device
, "tap")) {
3153 char setup_script
[1024];
3155 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
3156 fd
= strtol(buf
, NULL
, 0);
3158 if (net_tap_fd_init(vlan
, fd
))
3161 get_param_value(ifname
, sizeof(ifname
), "ifname", p
);
3162 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
3163 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
3165 ret
= net_tap_init(vlan
, ifname
, setup_script
);
3169 if (!strcmp(device
, "socket")) {
3170 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
3172 fd
= strtol(buf
, NULL
, 0);
3174 if (net_socket_fd_init(vlan
, fd
, 1))
3176 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
3177 ret
= net_socket_listen_init(vlan
, buf
);
3178 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
3179 ret
= net_socket_connect_init(vlan
, buf
);
3180 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
3181 ret
= net_socket_mcast_init(vlan
, buf
);
3183 fprintf(stderr
, "Unknown socket options: %s\n", p
);
3188 fprintf(stderr
, "Unknown network device: %s\n", device
);
3192 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
3198 void do_info_network(void)
3201 VLANClientState
*vc
;
3203 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3204 term_printf("VLAN %d devices:\n", vlan
->id
);
3205 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
3206 term_printf(" %s\n", vc
->info_str
);
3210 /***********************************************************/
3213 static int usb_device_add(const char *devname
)
3221 for(i
= 0;i
< MAX_VM_USB_PORTS
; i
++) {
3222 if (!vm_usb_ports
[i
]->dev
)
3225 if (i
== MAX_VM_USB_PORTS
)
3228 if (strstart(devname
, "host:", &p
)) {
3229 dev
= usb_host_device_open(p
);
3232 } else if (!strcmp(devname
, "mouse")) {
3233 dev
= usb_mouse_init();
3236 } else if (!strcmp(devname
, "tablet")) {
3237 dev
= usb_tablet_init();
3243 usb_attach(vm_usb_ports
[i
], dev
);
3247 static int usb_device_del(const char *devname
)
3250 int bus_num
, addr
, i
;
3256 p
= strchr(devname
, '.');
3259 bus_num
= strtoul(devname
, NULL
, 0);
3260 addr
= strtoul(p
+ 1, NULL
, 0);
3263 for(i
= 0;i
< MAX_VM_USB_PORTS
; i
++) {
3264 dev
= vm_usb_ports
[i
]->dev
;
3265 if (dev
&& dev
->addr
== addr
)
3268 if (i
== MAX_VM_USB_PORTS
)
3270 usb_attach(vm_usb_ports
[i
], NULL
);
3274 void do_usb_add(const char *devname
)
3277 ret
= usb_device_add(devname
);
3279 term_printf("Could not add USB device '%s'\n", devname
);
3282 void do_usb_del(const char *devname
)
3285 ret
= usb_device_del(devname
);
3287 term_printf("Could not remove USB device '%s'\n", devname
);
3294 const char *speed_str
;
3297 term_printf("USB support not enabled\n");
3301 for(i
= 0; i
< MAX_VM_USB_PORTS
; i
++) {
3302 dev
= vm_usb_ports
[i
]->dev
;
3304 term_printf("Hub port %d:\n", i
);
3305 switch(dev
->speed
) {
3309 case USB_SPEED_FULL
:
3312 case USB_SPEED_HIGH
:
3319 term_printf(" Device %d.%d, speed %s Mb/s\n",
3320 0, dev
->addr
, speed_str
);
3325 /***********************************************************/
3328 static char *pid_filename
;
3330 /* Remove PID file. Called on normal exit */
3332 static void remove_pidfile(void)
3334 unlink (pid_filename
);
3337 static void create_pidfile(const char *filename
)
3339 struct stat pidstat
;
3342 /* Try to write our PID to the named file */
3343 if (stat(filename
, &pidstat
) < 0) {
3344 if (errno
== ENOENT
) {
3345 if ((f
= fopen (filename
, "w")) == NULL
) {
3346 perror("Opening pidfile");
3349 fprintf(f
, "%d\n", getpid());
3351 pid_filename
= qemu_strdup(filename
);
3352 if (!pid_filename
) {
3353 fprintf(stderr
, "Could not save PID filename");
3356 atexit(remove_pidfile
);
3359 fprintf(stderr
, "%s already exists. Remove it and try again.\n",
3365 /***********************************************************/
3368 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
3372 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
3376 static void dumb_refresh(DisplayState
*ds
)
3381 void dumb_display_init(DisplayState
*ds
)
3386 ds
->dpy_update
= dumb_update
;
3387 ds
->dpy_resize
= dumb_resize
;
3388 ds
->dpy_refresh
= dumb_refresh
;
3391 #if !defined(CONFIG_SOFTMMU)
3392 /***********************************************************/
3393 /* cpu signal handler */
3394 static void host_segv_handler(int host_signum
, siginfo_t
*info
,
3397 if (cpu_signal_handler(host_signum
, info
, puc
))
3399 if (stdio_nb_clients
> 0)
3405 /***********************************************************/
3408 #define MAX_IO_HANDLERS 64
3410 typedef struct IOHandlerRecord
{
3412 IOCanRWHandler
*fd_read_poll
;
3414 IOHandler
*fd_write
;
3416 /* temporary data */
3418 struct IOHandlerRecord
*next
;
3421 static IOHandlerRecord
*first_io_handler
;
3423 /* XXX: fd_read_poll should be suppressed, but an API change is
3424 necessary in the character devices to suppress fd_can_read(). */
3425 int qemu_set_fd_handler2(int fd
,
3426 IOCanRWHandler
*fd_read_poll
,
3428 IOHandler
*fd_write
,
3431 IOHandlerRecord
**pioh
, *ioh
;
3433 if (!fd_read
&& !fd_write
) {
3434 pioh
= &first_io_handler
;
3439 if (ioh
->fd
== fd
) {
3447 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
3451 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
3454 ioh
->next
= first_io_handler
;
3455 first_io_handler
= ioh
;
3458 ioh
->fd_read_poll
= fd_read_poll
;
3459 ioh
->fd_read
= fd_read
;
3460 ioh
->fd_write
= fd_write
;
3461 ioh
->opaque
= opaque
;
3466 int qemu_set_fd_handler(int fd
,
3468 IOHandler
*fd_write
,
3471 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
3474 /***********************************************************/
3475 /* Polling handling */
3477 typedef struct PollingEntry
{
3480 struct PollingEntry
*next
;
3483 static PollingEntry
*first_polling_entry
;
3485 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
3487 PollingEntry
**ppe
, *pe
;
3488 pe
= qemu_mallocz(sizeof(PollingEntry
));
3492 pe
->opaque
= opaque
;
3493 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
3498 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
3500 PollingEntry
**ppe
, *pe
;
3501 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
3503 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
3511 /***********************************************************/
3512 /* savevm/loadvm support */
3514 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
3516 fwrite(buf
, 1, size
, f
);
3519 void qemu_put_byte(QEMUFile
*f
, int v
)
3524 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
3526 qemu_put_byte(f
, v
>> 8);
3527 qemu_put_byte(f
, v
);
3530 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
3532 qemu_put_byte(f
, v
>> 24);
3533 qemu_put_byte(f
, v
>> 16);
3534 qemu_put_byte(f
, v
>> 8);
3535 qemu_put_byte(f
, v
);
3538 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
3540 qemu_put_be32(f
, v
>> 32);
3541 qemu_put_be32(f
, v
);
3544 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size
)
3546 return fread(buf
, 1, size
, f
);
3549 int qemu_get_byte(QEMUFile
*f
)
3559 unsigned int qemu_get_be16(QEMUFile
*f
)
3562 v
= qemu_get_byte(f
) << 8;
3563 v
|= qemu_get_byte(f
);
3567 unsigned int qemu_get_be32(QEMUFile
*f
)
3570 v
= qemu_get_byte(f
) << 24;
3571 v
|= qemu_get_byte(f
) << 16;
3572 v
|= qemu_get_byte(f
) << 8;
3573 v
|= qemu_get_byte(f
);
3577 uint64_t qemu_get_be64(QEMUFile
*f
)
3580 v
= (uint64_t)qemu_get_be32(f
) << 32;
3581 v
|= qemu_get_be32(f
);
3585 int64_t qemu_ftell(QEMUFile
*f
)
3590 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
3592 if (fseek(f
, pos
, whence
) < 0)
3597 typedef struct SaveStateEntry
{
3601 SaveStateHandler
*save_state
;
3602 LoadStateHandler
*load_state
;
3604 struct SaveStateEntry
*next
;
3607 static SaveStateEntry
*first_se
;
3609 int register_savevm(const char *idstr
,
3612 SaveStateHandler
*save_state
,
3613 LoadStateHandler
*load_state
,
3616 SaveStateEntry
*se
, **pse
;
3618 se
= qemu_malloc(sizeof(SaveStateEntry
));
3621 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
3622 se
->instance_id
= instance_id
;
3623 se
->version_id
= version_id
;
3624 se
->save_state
= save_state
;
3625 se
->load_state
= load_state
;
3626 se
->opaque
= opaque
;
3629 /* add at the end of list */
3631 while (*pse
!= NULL
)
3632 pse
= &(*pse
)->next
;
3637 #define QEMU_VM_FILE_MAGIC 0x5145564d
3638 #define QEMU_VM_FILE_VERSION 0x00000001
3640 int qemu_savevm(const char *filename
)
3644 int len
, len_pos
, cur_pos
, saved_vm_running
, ret
;
3646 saved_vm_running
= vm_running
;
3649 f
= fopen(filename
, "wb");
3655 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
3656 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
3658 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
3660 len
= strlen(se
->idstr
);
3661 qemu_put_byte(f
, len
);
3662 qemu_put_buffer(f
, se
->idstr
, len
);
3664 qemu_put_be32(f
, se
->instance_id
);
3665 qemu_put_be32(f
, se
->version_id
);
3667 /* record size: filled later */
3669 qemu_put_be32(f
, 0);
3671 se
->save_state(f
, se
->opaque
);
3673 /* fill record size */
3675 len
= ftell(f
) - len_pos
- 4;
3676 fseek(f
, len_pos
, SEEK_SET
);
3677 qemu_put_be32(f
, len
);
3678 fseek(f
, cur_pos
, SEEK_SET
);
3684 if (saved_vm_running
)
3689 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
3693 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
3694 if (!strcmp(se
->idstr
, idstr
) &&
3695 instance_id
== se
->instance_id
)
3701 int qemu_loadvm(const char *filename
)
3705 int len
, cur_pos
, ret
, instance_id
, record_len
, version_id
;
3706 int saved_vm_running
;
3710 saved_vm_running
= vm_running
;
3713 f
= fopen(filename
, "rb");
3719 v
= qemu_get_be32(f
);
3720 if (v
!= QEMU_VM_FILE_MAGIC
)
3722 v
= qemu_get_be32(f
);
3723 if (v
!= QEMU_VM_FILE_VERSION
) {
3730 len
= qemu_get_byte(f
);
3733 qemu_get_buffer(f
, idstr
, len
);
3735 instance_id
= qemu_get_be32(f
);
3736 version_id
= qemu_get_be32(f
);
3737 record_len
= qemu_get_be32(f
);
3739 printf("idstr=%s instance=0x%x version=%d len=%d\n",
3740 idstr
, instance_id
, version_id
, record_len
);
3743 se
= find_se(idstr
, instance_id
);
3745 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
3746 instance_id
, idstr
);
3748 ret
= se
->load_state(f
, se
->opaque
, version_id
);
3750 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
3751 instance_id
, idstr
);
3754 /* always seek to exact end of record */
3755 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
3760 if (saved_vm_running
)
3765 /***********************************************************/
3766 /* cpu save/restore */
3768 #if defined(TARGET_I386)
3770 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
3772 qemu_put_be32(f
, dt
->selector
);
3773 qemu_put_betl(f
, dt
->base
);
3774 qemu_put_be32(f
, dt
->limit
);
3775 qemu_put_be32(f
, dt
->flags
);
3778 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
3780 dt
->selector
= qemu_get_be32(f
);
3781 dt
->base
= qemu_get_betl(f
);
3782 dt
->limit
= qemu_get_be32(f
);
3783 dt
->flags
= qemu_get_be32(f
);
3786 void cpu_save(QEMUFile
*f
, void *opaque
)
3788 CPUState
*env
= opaque
;
3789 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
3793 for(i
= 0; i
< CPU_NB_REGS
; i
++)
3794 qemu_put_betls(f
, &env
->regs
[i
]);
3795 qemu_put_betls(f
, &env
->eip
);
3796 qemu_put_betls(f
, &env
->eflags
);
3797 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
3798 qemu_put_be32s(f
, &hflags
);
3802 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
3804 for(i
= 0; i
< 8; i
++) {
3805 fptag
|= ((!env
->fptags
[i
]) << i
);
3808 qemu_put_be16s(f
, &fpuc
);
3809 qemu_put_be16s(f
, &fpus
);
3810 qemu_put_be16s(f
, &fptag
);
3812 #ifdef USE_X86LDOUBLE
3817 qemu_put_be16s(f
, &fpregs_format
);
3819 for(i
= 0; i
< 8; i
++) {
3820 #ifdef USE_X86LDOUBLE
3824 /* we save the real CPU data (in case of MMX usage only 'mant'
3825 contains the MMX register */
3826 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
3827 qemu_put_be64(f
, mant
);
3828 qemu_put_be16(f
, exp
);
3831 /* if we use doubles for float emulation, we save the doubles to
3832 avoid losing information in case of MMX usage. It can give
3833 problems if the image is restored on a CPU where long
3834 doubles are used instead. */
3835 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
3839 for(i
= 0; i
< 6; i
++)
3840 cpu_put_seg(f
, &env
->segs
[i
]);
3841 cpu_put_seg(f
, &env
->ldt
);
3842 cpu_put_seg(f
, &env
->tr
);
3843 cpu_put_seg(f
, &env
->gdt
);
3844 cpu_put_seg(f
, &env
->idt
);
3846 qemu_put_be32s(f
, &env
->sysenter_cs
);
3847 qemu_put_be32s(f
, &env
->sysenter_esp
);
3848 qemu_put_be32s(f
, &env
->sysenter_eip
);
3850 qemu_put_betls(f
, &env
->cr
[0]);
3851 qemu_put_betls(f
, &env
->cr
[2]);
3852 qemu_put_betls(f
, &env
->cr
[3]);
3853 qemu_put_betls(f
, &env
->cr
[4]);
3855 for(i
= 0; i
< 8; i
++)
3856 qemu_put_betls(f
, &env
->dr
[i
]);
3859 qemu_put_be32s(f
, &env
->a20_mask
);
3862 qemu_put_be32s(f
, &env
->mxcsr
);
3863 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
3864 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
3865 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
3868 #ifdef TARGET_X86_64
3869 qemu_put_be64s(f
, &env
->efer
);
3870 qemu_put_be64s(f
, &env
->star
);
3871 qemu_put_be64s(f
, &env
->lstar
);
3872 qemu_put_be64s(f
, &env
->cstar
);
3873 qemu_put_be64s(f
, &env
->fmask
);
3874 qemu_put_be64s(f
, &env
->kernelgsbase
);
3878 #ifdef USE_X86LDOUBLE
3879 /* XXX: add that in a FPU generic layer */
3880 union x86_longdouble
{
3885 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
3886 #define EXPBIAS1 1023
3887 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
3888 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
3890 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
3894 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
3895 /* exponent + sign */
3896 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
3897 e
|= SIGND1(temp
) >> 16;
3902 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
3904 CPUState
*env
= opaque
;
3907 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
3909 if (version_id
!= 3)
3911 for(i
= 0; i
< CPU_NB_REGS
; i
++)
3912 qemu_get_betls(f
, &env
->regs
[i
]);
3913 qemu_get_betls(f
, &env
->eip
);
3914 qemu_get_betls(f
, &env
->eflags
);
3915 qemu_get_be32s(f
, &hflags
);
3917 qemu_get_be16s(f
, &fpuc
);
3918 qemu_get_be16s(f
, &fpus
);
3919 qemu_get_be16s(f
, &fptag
);
3920 qemu_get_be16s(f
, &fpregs_format
);
3922 /* NOTE: we cannot always restore the FPU state if the image come
3923 from a host with a different 'USE_X86LDOUBLE' define. We guess
3924 if we are in an MMX state to restore correctly in that case. */
3925 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
3926 for(i
= 0; i
< 8; i
++) {
3930 switch(fpregs_format
) {
3932 mant
= qemu_get_be64(f
);
3933 exp
= qemu_get_be16(f
);
3934 #ifdef USE_X86LDOUBLE
3935 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
3937 /* difficult case */
3939 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
3941 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
3945 mant
= qemu_get_be64(f
);
3946 #ifdef USE_X86LDOUBLE
3948 union x86_longdouble
*p
;
3949 /* difficult case */
3950 p
= (void *)&env
->fpregs
[i
];
3955 fp64_to_fp80(p
, mant
);
3959 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
3968 /* XXX: restore FPU round state */
3969 env
->fpstt
= (fpus
>> 11) & 7;
3970 env
->fpus
= fpus
& ~0x3800;
3972 for(i
= 0; i
< 8; i
++) {
3973 env
->fptags
[i
] = (fptag
>> i
) & 1;
3976 for(i
= 0; i
< 6; i
++)
3977 cpu_get_seg(f
, &env
->segs
[i
]);
3978 cpu_get_seg(f
, &env
->ldt
);
3979 cpu_get_seg(f
, &env
->tr
);
3980 cpu_get_seg(f
, &env
->gdt
);
3981 cpu_get_seg(f
, &env
->idt
);
3983 qemu_get_be32s(f
, &env
->sysenter_cs
);
3984 qemu_get_be32s(f
, &env
->sysenter_esp
);
3985 qemu_get_be32s(f
, &env
->sysenter_eip
);
3987 qemu_get_betls(f
, &env
->cr
[0]);
3988 qemu_get_betls(f
, &env
->cr
[2]);
3989 qemu_get_betls(f
, &env
->cr
[3]);
3990 qemu_get_betls(f
, &env
->cr
[4]);
3992 for(i
= 0; i
< 8; i
++)
3993 qemu_get_betls(f
, &env
->dr
[i
]);
3996 qemu_get_be32s(f
, &env
->a20_mask
);
3998 qemu_get_be32s(f
, &env
->mxcsr
);
3999 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
4000 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
4001 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
4004 #ifdef TARGET_X86_64
4005 qemu_get_be64s(f
, &env
->efer
);
4006 qemu_get_be64s(f
, &env
->star
);
4007 qemu_get_be64s(f
, &env
->lstar
);
4008 qemu_get_be64s(f
, &env
->cstar
);
4009 qemu_get_be64s(f
, &env
->fmask
);
4010 qemu_get_be64s(f
, &env
->kernelgsbase
);
4013 /* XXX: compute hflags from scratch, except for CPL and IIF */
4014 env
->hflags
= hflags
;
4019 #elif defined(TARGET_PPC)
4020 void cpu_save(QEMUFile
*f
, void *opaque
)
4024 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4029 #elif defined(TARGET_MIPS)
4030 void cpu_save(QEMUFile
*f
, void *opaque
)
4034 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4039 #elif defined(TARGET_SPARC)
4040 void cpu_save(QEMUFile
*f
, void *opaque
)
4042 CPUState
*env
= opaque
;
4046 for(i
= 0; i
< 8; i
++)
4047 qemu_put_betls(f
, &env
->gregs
[i
]);
4048 for(i
= 0; i
< NWINDOWS
* 16; i
++)
4049 qemu_put_betls(f
, &env
->regbase
[i
]);
4052 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
4058 qemu_put_betl(f
, u
.i
);
4061 qemu_put_betls(f
, &env
->pc
);
4062 qemu_put_betls(f
, &env
->npc
);
4063 qemu_put_betls(f
, &env
->y
);
4065 qemu_put_be32(f
, tmp
);
4066 qemu_put_betls(f
, &env
->fsr
);
4067 qemu_put_betls(f
, &env
->tbr
);
4068 #ifndef TARGET_SPARC64
4069 qemu_put_be32s(f
, &env
->wim
);
4071 for(i
= 0; i
< 16; i
++)
4072 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
4076 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4078 CPUState
*env
= opaque
;
4082 for(i
= 0; i
< 8; i
++)
4083 qemu_get_betls(f
, &env
->gregs
[i
]);
4084 for(i
= 0; i
< NWINDOWS
* 16; i
++)
4085 qemu_get_betls(f
, &env
->regbase
[i
]);
4088 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
4093 u
.i
= qemu_get_betl(f
);
4097 qemu_get_betls(f
, &env
->pc
);
4098 qemu_get_betls(f
, &env
->npc
);
4099 qemu_get_betls(f
, &env
->y
);
4100 tmp
= qemu_get_be32(f
);
4101 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
4102 correctly updated */
4104 qemu_get_betls(f
, &env
->fsr
);
4105 qemu_get_betls(f
, &env
->tbr
);
4106 #ifndef TARGET_SPARC64
4107 qemu_get_be32s(f
, &env
->wim
);
4109 for(i
= 0; i
< 16; i
++)
4110 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
4116 #elif defined(TARGET_ARM)
4118 /* ??? Need to implement these. */
4119 void cpu_save(QEMUFile
*f
, void *opaque
)
4123 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4130 #warning No CPU save/restore functions
4134 /***********************************************************/
4135 /* ram save/restore */
4137 /* we just avoid storing empty pages */
4138 static void ram_put_page(QEMUFile
*f
, const uint8_t *buf
, int len
)
4143 for(i
= 1; i
< len
; i
++) {
4147 qemu_put_byte(f
, 1);
4148 qemu_put_byte(f
, v
);
4151 qemu_put_byte(f
, 0);
4152 qemu_put_buffer(f
, buf
, len
);
4155 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
4159 v
= qemu_get_byte(f
);
4162 if (qemu_get_buffer(f
, buf
, len
) != len
)
4166 v
= qemu_get_byte(f
);
4167 memset(buf
, v
, len
);
4175 static void ram_save(QEMUFile
*f
, void *opaque
)
4178 qemu_put_be32(f
, phys_ram_size
);
4179 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
4180 ram_put_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
4184 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
4188 if (version_id
!= 1)
4190 if (qemu_get_be32(f
) != phys_ram_size
)
4192 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
4193 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
4200 /***********************************************************/
4201 /* machine registration */
4203 QEMUMachine
*first_machine
= NULL
;
4205 int qemu_register_machine(QEMUMachine
*m
)
4208 pm
= &first_machine
;
4216 QEMUMachine
*find_machine(const char *name
)
4220 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
4221 if (!strcmp(m
->name
, name
))
4227 /***********************************************************/
4228 /* main execution loop */
4230 void gui_update(void *opaque
)
4232 display_state
.dpy_refresh(&display_state
);
4233 qemu_mod_timer(gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
4236 struct vm_change_state_entry
{
4237 VMChangeStateHandler
*cb
;
4239 LIST_ENTRY (vm_change_state_entry
) entries
;
4242 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
4244 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
4247 VMChangeStateEntry
*e
;
4249 e
= qemu_mallocz(sizeof (*e
));
4255 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
4259 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
4261 LIST_REMOVE (e
, entries
);
4265 static void vm_state_notify(int running
)
4267 VMChangeStateEntry
*e
;
4269 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
4270 e
->cb(e
->opaque
, running
);
4274 /* XXX: support several handlers */
4275 static VMStopHandler
*vm_stop_cb
;
4276 static void *vm_stop_opaque
;
4278 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
4281 vm_stop_opaque
= opaque
;
4285 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
4299 void vm_stop(int reason
)
4302 cpu_disable_ticks();
4306 vm_stop_cb(vm_stop_opaque
, reason
);
4313 /* reset/shutdown handler */
4315 typedef struct QEMUResetEntry
{
4316 QEMUResetHandler
*func
;
4318 struct QEMUResetEntry
*next
;
4321 static QEMUResetEntry
*first_reset_entry
;
4322 static int reset_requested
;
4323 static int shutdown_requested
;
4324 static int powerdown_requested
;
4326 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
4328 QEMUResetEntry
**pre
, *re
;
4330 pre
= &first_reset_entry
;
4331 while (*pre
!= NULL
)
4332 pre
= &(*pre
)->next
;
4333 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
4335 re
->opaque
= opaque
;
4340 void qemu_system_reset(void)
4344 /* reset all devices */
4345 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
4346 re
->func(re
->opaque
);
4350 void qemu_system_reset_request(void)
4352 reset_requested
= 1;
4354 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
4357 void qemu_system_shutdown_request(void)
4359 shutdown_requested
= 1;
4361 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
4364 void qemu_system_powerdown_request(void)
4366 powerdown_requested
= 1;
4368 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
4371 void main_loop_wait(int timeout
)
4373 IOHandlerRecord
*ioh
, *ioh_next
;
4380 /* XXX: need to suppress polling by better using win32 events */
4382 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
4383 ret
|= pe
->func(pe
->opaque
);
4386 if (ret
== 0 && timeout
> 0) {
4390 /* poll any events */
4391 /* XXX: separate device handlers from system ones */
4395 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
4397 (!ioh
->fd_read_poll
||
4398 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
4399 FD_SET(ioh
->fd
, &rfds
);
4403 if (ioh
->fd_write
) {
4404 FD_SET(ioh
->fd
, &wfds
);
4414 tv
.tv_usec
= timeout
* 1000;
4416 ret
= select(nfds
+ 1, &rfds
, &wfds
, NULL
, &tv
);
4418 /* XXX: better handling of removal */
4419 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh_next
) {
4420 ioh_next
= ioh
->next
;
4421 if (FD_ISSET(ioh
->fd
, &rfds
)) {
4422 ioh
->fd_read(ioh
->opaque
);
4424 if (FD_ISSET(ioh
->fd
, &wfds
)) {
4425 ioh
->fd_write(ioh
->opaque
);
4433 #if defined(CONFIG_SLIRP)
4434 /* XXX: merge with the previous select() */
4436 fd_set rfds
, wfds
, xfds
;
4444 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
4447 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
4449 slirp_select_poll(&rfds
, &wfds
, &xfds
);
4455 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
4456 qemu_get_clock(vm_clock
));
4457 /* run dma transfers, if any */
4461 /* real time timers */
4462 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
4463 qemu_get_clock(rt_clock
));
4466 static CPUState
*cur_cpu
;
4471 #ifdef CONFIG_PROFILER
4476 cur_cpu
= first_cpu
;
4483 env
= env
->next_cpu
;
4486 #ifdef CONFIG_PROFILER
4487 ti
= profile_getclock();
4489 ret
= cpu_exec(env
);
4490 #ifdef CONFIG_PROFILER
4491 qemu_time
+= profile_getclock() - ti
;
4493 if (ret
!= EXCP_HALTED
)
4495 /* all CPUs are halted ? */
4496 if (env
== cur_cpu
) {
4503 if (shutdown_requested
) {
4504 ret
= EXCP_INTERRUPT
;
4507 if (reset_requested
) {
4508 reset_requested
= 0;
4509 qemu_system_reset();
4510 ret
= EXCP_INTERRUPT
;
4512 if (powerdown_requested
) {
4513 powerdown_requested
= 0;
4514 qemu_system_powerdown();
4515 ret
= EXCP_INTERRUPT
;
4517 if (ret
== EXCP_DEBUG
) {
4518 vm_stop(EXCP_DEBUG
);
4520 /* if hlt instruction, we wait until the next IRQ */
4521 /* XXX: use timeout computed from timers */
4522 if (ret
== EXCP_HLT
)
4529 #ifdef CONFIG_PROFILER
4530 ti
= profile_getclock();
4532 main_loop_wait(timeout
);
4533 #ifdef CONFIG_PROFILER
4534 dev_time
+= profile_getclock() - ti
;
4537 cpu_disable_ticks();
4543 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2005 Fabrice Bellard\n"
4544 "usage: %s [options] [disk_image]\n"
4546 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
4548 "Standard options:\n"
4549 "-M machine select emulated machine (-M ? for list)\n"
4550 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
4551 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
4552 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
4553 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
4554 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
4555 "-snapshot write to temporary files instead of disk image files\n"
4556 "-m megs set virtual RAM size to megs MB [default=%d]\n"
4557 "-smp n set the number of CPUs to 'n' [default=1]\n"
4558 "-nographic disable graphical output and redirect serial I/Os to console\n"
4560 "-k language use keyboard layout (for example \"fr\" for French)\n"
4563 "-audio-help print list of audio drivers and their options\n"
4564 "-soundhw c1,... enable audio support\n"
4565 " and only specified sound cards (comma separated list)\n"
4566 " use -soundhw ? to get the list of supported cards\n"
4567 " use -soundhw all to enable all of them\n"
4569 "-localtime set the real time clock to local time [default=utc]\n"
4570 "-full-screen start in full screen\n"
4572 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
4574 "-usb enable the USB driver (will be the default soon)\n"
4575 "-usbdevice name add the host or guest USB device 'name'\n"
4576 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4577 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
4580 "Network options:\n"
4581 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
4582 " create a new Network Interface Card and connect it to VLAN 'n'\n"
4584 "-net user[,vlan=n][,hostname=host]\n"
4585 " connect the user mode network stack to VLAN 'n' and send\n"
4586 " hostname 'host' to DHCP clients\n"
4589 "-net tap[,vlan=n],ifname=name\n"
4590 " connect the host TAP network interface to VLAN 'n'\n"
4592 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
4593 " connect the host TAP network interface to VLAN 'n' and use\n"
4594 " the network script 'file' (default=%s);\n"
4595 " use 'fd=h' to connect to an already opened TAP interface\n"
4597 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
4598 " connect the vlan 'n' to another VLAN using a socket connection\n"
4599 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
4600 " connect the vlan 'n' to multicast maddr and port\n"
4601 "-net none use it alone to have zero network devices; if no -net option\n"
4602 " is provided, the default is '-net nic -net user'\n"
4605 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
4607 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
4609 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
4610 " redirect TCP or UDP connections from host to guest [-net user]\n"
4613 "Linux boot specific:\n"
4614 "-kernel bzImage use 'bzImage' as kernel image\n"
4615 "-append cmdline use 'cmdline' as kernel command line\n"
4616 "-initrd file use 'file' as initial ram disk\n"
4618 "Debug/Expert options:\n"
4619 "-monitor dev redirect the monitor to char device 'dev'\n"
4620 "-serial dev redirect the serial port to char device 'dev'\n"
4621 "-parallel dev redirect the parallel port to char device 'dev'\n"
4622 "-pidfile file Write PID to 'file'\n"
4623 "-S freeze CPU at startup (use 'c' to start execution)\n"
4624 "-s wait gdb connection to port %d\n"
4625 "-p port change gdb connection port\n"
4626 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
4627 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
4628 " translation (t=none or lba) (usually qemu can guess them)\n"
4629 "-L path set the directory for the BIOS and VGA BIOS\n"
4631 "-no-kqemu disable KQEMU kernel module usage\n"
4633 #ifdef USE_CODE_COPY
4634 "-no-code-copy disable code copy acceleration\n"
4637 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
4638 " (default is CL-GD5446 PCI VGA)\n"
4640 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
4642 "During emulation, the following keys are useful:\n"
4643 "ctrl-alt-f toggle full screen\n"
4644 "ctrl-alt-n switch to virtual console 'n'\n"
4645 "ctrl-alt toggle mouse and keyboard grab\n"
4647 "When using -nographic, press 'ctrl-a h' to get some help.\n"
4649 #ifdef CONFIG_SOFTMMU
4656 DEFAULT_NETWORK_SCRIPT
,
4658 DEFAULT_GDBSTUB_PORT
,
4660 #ifndef CONFIG_SOFTMMU
4662 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
4663 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
4669 #define HAS_ARG 0x0001
4683 QEMU_OPTION_snapshot
,
4685 QEMU_OPTION_nographic
,
4687 QEMU_OPTION_audio_help
,
4688 QEMU_OPTION_soundhw
,
4706 QEMU_OPTION_no_code_copy
,
4708 QEMU_OPTION_localtime
,
4709 QEMU_OPTION_cirrusvga
,
4711 QEMU_OPTION_std_vga
,
4712 QEMU_OPTION_monitor
,
4714 QEMU_OPTION_parallel
,
4716 QEMU_OPTION_full_screen
,
4717 QEMU_OPTION_pidfile
,
4718 QEMU_OPTION_no_kqemu
,
4719 QEMU_OPTION_kernel_kqemu
,
4720 QEMU_OPTION_win2k_hack
,
4722 QEMU_OPTION_usbdevice
,
4726 typedef struct QEMUOption
{
4732 const QEMUOption qemu_options
[] = {
4733 { "h", 0, QEMU_OPTION_h
},
4735 { "M", HAS_ARG
, QEMU_OPTION_M
},
4736 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
4737 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
4738 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
4739 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
4740 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
4741 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
4742 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
4743 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
4744 { "snapshot", 0, QEMU_OPTION_snapshot
},
4745 { "m", HAS_ARG
, QEMU_OPTION_m
},
4746 { "nographic", 0, QEMU_OPTION_nographic
},
4747 { "k", HAS_ARG
, QEMU_OPTION_k
},
4749 { "audio-help", 0, QEMU_OPTION_audio_help
},
4750 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
4753 { "net", HAS_ARG
, QEMU_OPTION_net
},
4755 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
4757 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
4759 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
4762 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
4763 { "append", HAS_ARG
, QEMU_OPTION_append
},
4764 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
4766 { "S", 0, QEMU_OPTION_S
},
4767 { "s", 0, QEMU_OPTION_s
},
4768 { "p", HAS_ARG
, QEMU_OPTION_p
},
4769 { "d", HAS_ARG
, QEMU_OPTION_d
},
4770 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
4771 { "L", HAS_ARG
, QEMU_OPTION_L
},
4772 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
4774 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
4775 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
4777 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4778 { "g", 1, QEMU_OPTION_g
},
4780 { "localtime", 0, QEMU_OPTION_localtime
},
4781 { "std-vga", 0, QEMU_OPTION_std_vga
},
4782 { "monitor", 1, QEMU_OPTION_monitor
},
4783 { "serial", 1, QEMU_OPTION_serial
},
4784 { "parallel", 1, QEMU_OPTION_parallel
},
4785 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
4786 { "full-screen", 0, QEMU_OPTION_full_screen
},
4787 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
4788 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
4789 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
4790 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
4792 /* temporary options */
4793 { "usb", 0, QEMU_OPTION_usb
},
4794 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
4798 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4800 /* this stack is only used during signal handling */
4801 #define SIGNAL_STACK_SIZE 32768
4803 static uint8_t *signal_stack
;
4807 /* password input */
4809 static BlockDriverState
*get_bdrv(int index
)
4811 BlockDriverState
*bs
;
4814 bs
= bs_table
[index
];
4815 } else if (index
< 6) {
4816 bs
= fd_table
[index
- 4];
4823 static void read_passwords(void)
4825 BlockDriverState
*bs
;
4829 for(i
= 0; i
< 6; i
++) {
4831 if (bs
&& bdrv_is_encrypted(bs
)) {
4832 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs
));
4833 for(j
= 0; j
< 3; j
++) {
4834 monitor_readline("Password: ",
4835 1, password
, sizeof(password
));
4836 if (bdrv_set_key(bs
, password
) == 0)
4838 term_printf("invalid password\n");
4844 /* XXX: currently we cannot use simultaneously different CPUs */
4845 void register_machines(void)
4847 #if defined(TARGET_I386)
4848 qemu_register_machine(&pc_machine
);
4849 qemu_register_machine(&isapc_machine
);
4850 #elif defined(TARGET_PPC)
4851 qemu_register_machine(&heathrow_machine
);
4852 qemu_register_machine(&core99_machine
);
4853 qemu_register_machine(&prep_machine
);
4854 #elif defined(TARGET_MIPS)
4855 qemu_register_machine(&mips_machine
);
4856 #elif defined(TARGET_SPARC)
4857 #ifdef TARGET_SPARC64
4858 qemu_register_machine(&sun4u_machine
);
4860 qemu_register_machine(&sun4m_machine
);
4862 #elif defined(TARGET_ARM)
4863 qemu_register_machine(&integratorcp926_machine
);
4864 qemu_register_machine(&integratorcp1026_machine
);
4865 qemu_register_machine(&versatilepb_machine
);
4866 #elif defined(TARGET_SH4)
4867 qemu_register_machine(&shix_machine
);
4869 #error unsupported CPU
4874 struct soundhw soundhw
[] = {
4881 { .init_isa
= pcspk_audio_init
}
4886 "Creative Sound Blaster 16",
4889 { .init_isa
= SB16_init
}
4896 "Yamaha YMF262 (OPL3)",
4898 "Yamaha YM3812 (OPL2)",
4902 { .init_isa
= Adlib_init
}
4909 "Gravis Ultrasound GF1",
4912 { .init_isa
= GUS_init
}
4918 "ENSONIQ AudioPCI ES1370",
4921 { .init_pci
= es1370_init
}
4924 { NULL
, NULL
, 0, 0, { NULL
} }
4927 static void select_soundhw (const char *optarg
)
4931 if (*optarg
== '?') {
4934 printf ("Valid sound card names (comma separated):\n");
4935 for (c
= soundhw
; c
->name
; ++c
) {
4936 printf ("%-11s %s\n", c
->name
, c
->descr
);
4938 printf ("\n-soundhw all will enable all of the above\n");
4939 exit (*optarg
!= '?');
4947 if (!strcmp (optarg
, "all")) {
4948 for (c
= soundhw
; c
->name
; ++c
) {
4956 e
= strchr (p
, ',');
4957 l
= !e
? strlen (p
) : (size_t) (e
- p
);
4959 for (c
= soundhw
; c
->name
; ++c
) {
4960 if (!strncmp (c
->name
, p
, l
)) {
4969 "Unknown sound card name (too big to show)\n");
4972 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
4977 p
+= l
+ (e
!= NULL
);
4981 goto show_valid_cards
;
4986 #define MAX_NET_CLIENTS 32
4988 int main(int argc
, char **argv
)
4990 #ifdef CONFIG_GDBSTUB
4991 int use_gdbstub
, gdbstub_port
;
4994 int snapshot
, linux_boot
;
4995 const char *initrd_filename
;
4996 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
4997 const char *kernel_filename
, *kernel_cmdline
;
4998 DisplayState
*ds
= &display_state
;
4999 int cyls
, heads
, secs
, translation
;
5000 int start_emulation
= 1;
5001 char net_clients
[MAX_NET_CLIENTS
][256];
5004 const char *r
, *optarg
;
5005 CharDriverState
*monitor_hd
;
5006 char monitor_device
[128];
5007 char serial_devices
[MAX_SERIAL_PORTS
][128];
5008 int serial_device_index
;
5009 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
5010 int parallel_device_index
;
5011 const char *loadvm
= NULL
;
5012 QEMUMachine
*machine
;
5013 char usb_devices
[MAX_VM_USB_PORTS
][128];
5014 int usb_devices_index
;
5016 LIST_INIT (&vm_change_state_head
);
5017 #if !defined(CONFIG_SOFTMMU)
5018 /* we never want that malloc() uses mmap() */
5019 mallopt(M_MMAP_THRESHOLD
, 4096 * 1024);
5021 register_machines();
5022 machine
= first_machine
;
5023 initrd_filename
= NULL
;
5024 for(i
= 0; i
< MAX_FD
; i
++)
5025 fd_filename
[i
] = NULL
;
5026 for(i
= 0; i
< MAX_DISKS
; i
++)
5027 hd_filename
[i
] = NULL
;
5028 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
5029 vga_ram_size
= VGA_RAM_SIZE
;
5030 bios_size
= BIOS_SIZE
;
5031 #ifdef CONFIG_GDBSTUB
5033 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
5037 kernel_filename
= NULL
;
5038 kernel_cmdline
= "";
5044 cyls
= heads
= secs
= 0;
5045 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5046 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
5048 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
5049 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
5050 serial_devices
[i
][0] = '\0';
5051 serial_device_index
= 0;
5053 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
5054 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
5055 parallel_devices
[i
][0] = '\0';
5056 parallel_device_index
= 0;
5058 usb_devices_index
= 0;
5063 /* default mac address of the first network interface */
5071 hd_filename
[0] = argv
[optind
++];
5073 const QEMUOption
*popt
;
5076 popt
= qemu_options
;
5079 fprintf(stderr
, "%s: invalid option -- '%s'\n",
5083 if (!strcmp(popt
->name
, r
+ 1))
5087 if (popt
->flags
& HAS_ARG
) {
5088 if (optind
>= argc
) {
5089 fprintf(stderr
, "%s: option '%s' requires an argument\n",
5093 optarg
= argv
[optind
++];
5098 switch(popt
->index
) {
5100 machine
= find_machine(optarg
);
5103 printf("Supported machines are:\n");
5104 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
5105 printf("%-10s %s%s\n",
5107 m
== first_machine
? " (default)" : "");
5112 case QEMU_OPTION_initrd
:
5113 initrd_filename
= optarg
;
5115 case QEMU_OPTION_hda
:
5116 case QEMU_OPTION_hdb
:
5117 case QEMU_OPTION_hdc
:
5118 case QEMU_OPTION_hdd
:
5121 hd_index
= popt
->index
- QEMU_OPTION_hda
;
5122 hd_filename
[hd_index
] = optarg
;
5123 if (hd_index
== cdrom_index
)
5127 case QEMU_OPTION_snapshot
:
5130 case QEMU_OPTION_hdachs
:
5134 cyls
= strtol(p
, (char **)&p
, 0);
5135 if (cyls
< 1 || cyls
> 16383)
5140 heads
= strtol(p
, (char **)&p
, 0);
5141 if (heads
< 1 || heads
> 16)
5146 secs
= strtol(p
, (char **)&p
, 0);
5147 if (secs
< 1 || secs
> 63)
5151 if (!strcmp(p
, "none"))
5152 translation
= BIOS_ATA_TRANSLATION_NONE
;
5153 else if (!strcmp(p
, "lba"))
5154 translation
= BIOS_ATA_TRANSLATION_LBA
;
5155 else if (!strcmp(p
, "auto"))
5156 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5159 } else if (*p
!= '\0') {
5161 fprintf(stderr
, "qemu: invalid physical CHS format\n");
5166 case QEMU_OPTION_nographic
:
5167 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
5168 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
5171 case QEMU_OPTION_kernel
:
5172 kernel_filename
= optarg
;
5174 case QEMU_OPTION_append
:
5175 kernel_cmdline
= optarg
;
5177 case QEMU_OPTION_cdrom
:
5178 if (cdrom_index
>= 0) {
5179 hd_filename
[cdrom_index
] = optarg
;
5182 case QEMU_OPTION_boot
:
5183 boot_device
= optarg
[0];
5184 if (boot_device
!= 'a' &&
5187 boot_device
!= 'n' &&
5189 boot_device
!= 'c' && boot_device
!= 'd') {
5190 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
5194 case QEMU_OPTION_fda
:
5195 fd_filename
[0] = optarg
;
5197 case QEMU_OPTION_fdb
:
5198 fd_filename
[1] = optarg
;
5200 case QEMU_OPTION_no_code_copy
:
5201 code_copy_enabled
= 0;
5203 case QEMU_OPTION_net
:
5204 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
5205 fprintf(stderr
, "qemu: too many network clients\n");
5208 pstrcpy(net_clients
[nb_net_clients
],
5209 sizeof(net_clients
[0]),
5214 case QEMU_OPTION_tftp
:
5215 tftp_prefix
= optarg
;
5218 case QEMU_OPTION_smb
:
5219 net_slirp_smb(optarg
);
5222 case QEMU_OPTION_redir
:
5223 net_slirp_redir(optarg
);
5227 case QEMU_OPTION_audio_help
:
5231 case QEMU_OPTION_soundhw
:
5232 select_soundhw (optarg
);
5239 ram_size
= atoi(optarg
) * 1024 * 1024;
5242 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
5243 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
5244 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
5253 mask
= cpu_str_to_log_mask(optarg
);
5255 printf("Log items (comma separated):\n");
5256 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
5257 printf("%-10s %s\n", item
->name
, item
->help
);
5264 #ifdef CONFIG_GDBSTUB
5269 gdbstub_port
= atoi(optarg
);
5276 start_emulation
= 0;
5279 keyboard_layout
= optarg
;
5281 case QEMU_OPTION_localtime
:
5284 case QEMU_OPTION_cirrusvga
:
5285 cirrus_vga_enabled
= 1;
5287 case QEMU_OPTION_std_vga
:
5288 cirrus_vga_enabled
= 0;
5295 w
= strtol(p
, (char **)&p
, 10);
5298 fprintf(stderr
, "qemu: invalid resolution or depth\n");
5304 h
= strtol(p
, (char **)&p
, 10);
5309 depth
= strtol(p
, (char **)&p
, 10);
5310 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
5311 depth
!= 24 && depth
!= 32)
5313 } else if (*p
== '\0') {
5314 depth
= graphic_depth
;
5321 graphic_depth
= depth
;
5324 case QEMU_OPTION_monitor
:
5325 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
5327 case QEMU_OPTION_serial
:
5328 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
5329 fprintf(stderr
, "qemu: too many serial ports\n");
5332 pstrcpy(serial_devices
[serial_device_index
],
5333 sizeof(serial_devices
[0]), optarg
);
5334 serial_device_index
++;
5336 case QEMU_OPTION_parallel
:
5337 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
5338 fprintf(stderr
, "qemu: too many parallel ports\n");
5341 pstrcpy(parallel_devices
[parallel_device_index
],
5342 sizeof(parallel_devices
[0]), optarg
);
5343 parallel_device_index
++;
5345 case QEMU_OPTION_loadvm
:
5348 case QEMU_OPTION_full_screen
:
5351 case QEMU_OPTION_pidfile
:
5352 create_pidfile(optarg
);
5355 case QEMU_OPTION_win2k_hack
:
5356 win2k_install_hack
= 1;
5360 case QEMU_OPTION_no_kqemu
:
5363 case QEMU_OPTION_kernel_kqemu
:
5367 case QEMU_OPTION_usb
:
5370 case QEMU_OPTION_usbdevice
:
5372 if (usb_devices_index
>= MAX_VM_USB_PORTS
) {
5373 fprintf(stderr
, "Too many USB devices\n");
5376 pstrcpy(usb_devices
[usb_devices_index
],
5377 sizeof(usb_devices
[usb_devices_index
]),
5379 usb_devices_index
++;
5381 case QEMU_OPTION_smp
:
5382 smp_cpus
= atoi(optarg
);
5383 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
5384 fprintf(stderr
, "Invalid number of CPUs\n");
5396 linux_boot
= (kernel_filename
!= NULL
);
5399 hd_filename
[0] == '\0' &&
5400 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
5401 fd_filename
[0] == '\0')
5404 /* boot to cd by default if no hard disk */
5405 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
5406 if (fd_filename
[0] != '\0')
5412 #if !defined(CONFIG_SOFTMMU)
5413 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
5415 static uint8_t stdout_buf
[4096];
5416 setvbuf(stdout
, stdout_buf
, _IOLBF
, sizeof(stdout_buf
));
5419 setvbuf(stdout
, NULL
, _IOLBF
, 0);
5426 /* init network clients */
5427 if (nb_net_clients
== 0) {
5428 /* if no clients, we use a default config */
5429 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
5431 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
5436 for(i
= 0;i
< nb_net_clients
; i
++) {
5437 if (net_client_init(net_clients
[i
]) < 0)
5441 /* init the memory */
5442 phys_ram_size
= ram_size
+ vga_ram_size
+ bios_size
;
5444 #ifdef CONFIG_SOFTMMU
5445 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
5446 if (!phys_ram_base
) {
5447 fprintf(stderr
, "Could not allocate physical memory\n");
5451 /* as we must map the same page at several addresses, we must use
5456 tmpdir
= getenv("QEMU_TMPDIR");
5459 snprintf(phys_ram_file
, sizeof(phys_ram_file
), "%s/vlXXXXXX", tmpdir
);
5460 if (mkstemp(phys_ram_file
) < 0) {
5461 fprintf(stderr
, "Could not create temporary memory file '%s'\n",
5465 phys_ram_fd
= open(phys_ram_file
, O_CREAT
| O_TRUNC
| O_RDWR
, 0600);
5466 if (phys_ram_fd
< 0) {
5467 fprintf(stderr
, "Could not open temporary memory file '%s'\n",
5471 ftruncate(phys_ram_fd
, phys_ram_size
);
5472 unlink(phys_ram_file
);
5473 phys_ram_base
= mmap(get_mmap_addr(phys_ram_size
),
5475 PROT_WRITE
| PROT_READ
, MAP_SHARED
| MAP_FIXED
,
5477 if (phys_ram_base
== MAP_FAILED
) {
5478 fprintf(stderr
, "Could not map physical memory\n");
5484 /* we always create the cdrom drive, even if no disk is there */
5486 if (cdrom_index
>= 0) {
5487 bs_table
[cdrom_index
] = bdrv_new("cdrom");
5488 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
5491 /* open the virtual block devices */
5492 for(i
= 0; i
< MAX_DISKS
; i
++) {
5493 if (hd_filename
[i
]) {
5496 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
5497 bs_table
[i
] = bdrv_new(buf
);
5499 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
) < 0) {
5500 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
5504 if (i
== 0 && cyls
!= 0) {
5505 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
5506 bdrv_set_translation_hint(bs_table
[i
], translation
);
5511 /* we always create at least one floppy disk */
5512 fd_table
[0] = bdrv_new("fda");
5513 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
5515 for(i
= 0; i
< MAX_FD
; i
++) {
5516 if (fd_filename
[i
]) {
5519 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
5520 fd_table
[i
] = bdrv_new(buf
);
5521 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
5523 if (fd_filename
[i
] != '\0') {
5524 if (bdrv_open(fd_table
[i
], fd_filename
[i
], snapshot
) < 0) {
5525 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
5533 /* init USB devices */
5535 vm_usb_hub
= usb_hub_init(vm_usb_ports
, MAX_VM_USB_PORTS
);
5536 for(i
= 0; i
< usb_devices_index
; i
++) {
5537 if (usb_device_add(usb_devices
[i
]) < 0) {
5538 fprintf(stderr
, "Warning: could not add USB device %s\n",
5544 register_savevm("timer", 0, 1, timer_save
, timer_load
, NULL
);
5545 register_savevm("ram", 0, 1, ram_save
, ram_load
, NULL
);
5548 cpu_calibrate_ticks();
5552 dumb_display_init(ds
);
5554 #if defined(CONFIG_SDL)
5555 sdl_display_init(ds
, full_screen
);
5556 #elif defined(CONFIG_COCOA)
5557 cocoa_display_init(ds
, full_screen
);
5559 dumb_display_init(ds
);
5563 monitor_hd
= qemu_chr_open(monitor_device
);
5565 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
5568 monitor_init(monitor_hd
, !nographic
);
5570 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
5571 if (serial_devices
[i
][0] != '\0') {
5572 serial_hds
[i
] = qemu_chr_open(serial_devices
[i
]);
5573 if (!serial_hds
[i
]) {
5574 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
5578 if (!strcmp(serial_devices
[i
], "vc"))
5579 qemu_chr_printf(serial_hds
[i
], "serial%d console\n", i
);
5583 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
5584 if (parallel_devices
[i
][0] != '\0') {
5585 parallel_hds
[i
] = qemu_chr_open(parallel_devices
[i
]);
5586 if (!parallel_hds
[i
]) {
5587 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
5588 parallel_devices
[i
]);
5591 if (!strcmp(parallel_devices
[i
], "vc"))
5592 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\n", i
);
5596 /* setup cpu signal handlers for MMU / self modifying code handling */
5597 #if !defined(CONFIG_SOFTMMU)
5599 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5602 signal_stack
= memalign(16, SIGNAL_STACK_SIZE
);
5603 stk
.ss_sp
= signal_stack
;
5604 stk
.ss_size
= SIGNAL_STACK_SIZE
;
5607 if (sigaltstack(&stk
, NULL
) < 0) {
5608 perror("sigaltstack");
5614 struct sigaction act
;
5616 sigfillset(&act
.sa_mask
);
5617 act
.sa_flags
= SA_SIGINFO
;
5618 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5619 act
.sa_flags
|= SA_ONSTACK
;
5621 act
.sa_sigaction
= host_segv_handler
;
5622 sigaction(SIGSEGV
, &act
, NULL
);
5623 sigaction(SIGBUS
, &act
, NULL
);
5624 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5625 sigaction(SIGFPE
, &act
, NULL
);
5632 struct sigaction act
;
5633 sigfillset(&act
.sa_mask
);
5635 act
.sa_handler
= SIG_IGN
;
5636 sigaction(SIGPIPE
, &act
, NULL
);
5641 machine
->init(ram_size
, vga_ram_size
, boot_device
,
5642 ds
, fd_filename
, snapshot
,
5643 kernel_filename
, kernel_cmdline
, initrd_filename
);
5645 gui_timer
= qemu_new_timer(rt_clock
, gui_update
, NULL
);
5646 qemu_mod_timer(gui_timer
, qemu_get_clock(rt_clock
));
5648 #ifdef CONFIG_GDBSTUB
5650 if (gdbserver_start(gdbstub_port
) < 0) {
5651 fprintf(stderr
, "Could not open gdbserver socket on port %d\n",
5655 printf("Waiting gdb connection on port %d\n", gdbstub_port
);
5660 qemu_loadvm(loadvm
);
5663 /* XXX: simplify init */
5665 if (start_emulation
) {