4 * Copyright (c) 2003-2006 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
35 #include <sys/times.h>
40 #include <sys/ioctl.h>
41 #include <sys/socket.h>
42 #include <netinet/in.h>
53 #include <linux/if_tun.h>
56 #include <linux/rtc.h>
57 #include <linux/ppdev.h>
62 #if defined(CONFIG_SLIRP)
68 #include <sys/timeb.h>
70 #define getopt_long_only getopt_long
71 #define memalign(align, size) malloc(size)
74 #include "qemu_socket.h"
80 #endif /* CONFIG_SDL */
84 #define main qemu_main
85 #endif /* CONFIG_COCOA */
91 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
93 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
95 #define SMBD_COMMAND "/usr/sbin/smbd"
98 //#define DEBUG_UNUSED_IOPORT
99 //#define DEBUG_IOPORT
101 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
104 #define DEFAULT_RAM_SIZE 144
106 #define DEFAULT_RAM_SIZE 128
109 #define GUI_REFRESH_INTERVAL 30
111 /* Max number of USB devices that can be specified on the commandline. */
112 #define MAX_USB_CMDLINE 8
114 /* XXX: use a two level table to limit memory usage */
115 #define MAX_IOPORTS 65536
117 const char *bios_dir
= CONFIG_QEMU_SHAREDIR
;
118 char phys_ram_file
[1024];
119 void *ioport_opaque
[MAX_IOPORTS
];
120 IOPortReadFunc
*ioport_read_table
[3][MAX_IOPORTS
];
121 IOPortWriteFunc
*ioport_write_table
[3][MAX_IOPORTS
];
122 /* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
123 to store the VM snapshots */
124 BlockDriverState
*bs_table
[MAX_DISKS
+ 1], *fd_table
[MAX_FD
];
125 /* point to the block driver where the snapshots are managed */
126 BlockDriverState
*bs_snapshots
;
129 static DisplayState display_state
;
131 const char* keyboard_layout
= NULL
;
132 int64_t ticks_per_sec
;
133 int boot_device
= 'c';
135 int pit_min_timer_count
= 0;
137 NICInfo nd_table
[MAX_NICS
];
138 QEMUTimer
*gui_timer
;
141 int cirrus_vga_enabled
= 1;
143 int graphic_width
= 1024;
144 int graphic_height
= 768;
146 int graphic_width
= 800;
147 int graphic_height
= 600;
149 int graphic_depth
= 15;
152 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
153 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
155 int win2k_install_hack
= 0;
158 static VLANState
*first_vlan
;
160 const char *vnc_display
;
161 #if defined(TARGET_SPARC)
163 #elif defined(TARGET_I386)
168 int acpi_enabled
= 1;
172 const char *option_rom
[MAX_OPTION_ROMS
];
175 /***********************************************************/
176 /* x86 ISA bus support */
178 target_phys_addr_t isa_mem_base
= 0;
181 uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
183 #ifdef DEBUG_UNUSED_IOPORT
184 fprintf(stderr
, "inb: port=0x%04x\n", address
);
189 void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
191 #ifdef DEBUG_UNUSED_IOPORT
192 fprintf(stderr
, "outb: port=0x%04x data=0x%02x\n", address
, data
);
196 /* default is to make two byte accesses */
197 uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
200 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
201 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
202 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
206 void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
208 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
209 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
210 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
213 uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
215 #ifdef DEBUG_UNUSED_IOPORT
216 fprintf(stderr
, "inl: port=0x%04x\n", address
);
221 void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
223 #ifdef DEBUG_UNUSED_IOPORT
224 fprintf(stderr
, "outl: port=0x%04x data=0x%02x\n", address
, data
);
228 void init_ioports(void)
232 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
233 ioport_read_table
[0][i
] = default_ioport_readb
;
234 ioport_write_table
[0][i
] = default_ioport_writeb
;
235 ioport_read_table
[1][i
] = default_ioport_readw
;
236 ioport_write_table
[1][i
] = default_ioport_writew
;
237 ioport_read_table
[2][i
] = default_ioport_readl
;
238 ioport_write_table
[2][i
] = default_ioport_writel
;
242 /* size is the word size in byte */
243 int register_ioport_read(int start
, int length
, int size
,
244 IOPortReadFunc
*func
, void *opaque
)
250 } else if (size
== 2) {
252 } else if (size
== 4) {
255 hw_error("register_ioport_read: invalid size");
258 for(i
= start
; i
< start
+ length
; i
+= size
) {
259 ioport_read_table
[bsize
][i
] = func
;
260 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
261 hw_error("register_ioport_read: invalid opaque");
262 ioport_opaque
[i
] = opaque
;
267 /* size is the word size in byte */
268 int register_ioport_write(int start
, int length
, int size
,
269 IOPortWriteFunc
*func
, void *opaque
)
275 } else if (size
== 2) {
277 } else if (size
== 4) {
280 hw_error("register_ioport_write: invalid size");
283 for(i
= start
; i
< start
+ length
; i
+= size
) {
284 ioport_write_table
[bsize
][i
] = func
;
285 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
286 hw_error("register_ioport_write: invalid opaque");
287 ioport_opaque
[i
] = opaque
;
292 void isa_unassign_ioport(int start
, int length
)
296 for(i
= start
; i
< start
+ length
; i
++) {
297 ioport_read_table
[0][i
] = default_ioport_readb
;
298 ioport_read_table
[1][i
] = default_ioport_readw
;
299 ioport_read_table
[2][i
] = default_ioport_readl
;
301 ioport_write_table
[0][i
] = default_ioport_writeb
;
302 ioport_write_table
[1][i
] = default_ioport_writew
;
303 ioport_write_table
[2][i
] = default_ioport_writel
;
307 /***********************************************************/
309 void cpu_outb(CPUState
*env
, int addr
, int val
)
312 if (loglevel
& CPU_LOG_IOPORT
)
313 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
315 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
318 env
->last_io_time
= cpu_get_time_fast();
322 void cpu_outw(CPUState
*env
, int addr
, int val
)
325 if (loglevel
& CPU_LOG_IOPORT
)
326 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
328 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
331 env
->last_io_time
= cpu_get_time_fast();
335 void cpu_outl(CPUState
*env
, int addr
, int val
)
338 if (loglevel
& CPU_LOG_IOPORT
)
339 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
341 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
344 env
->last_io_time
= cpu_get_time_fast();
348 int cpu_inb(CPUState
*env
, int addr
)
351 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
353 if (loglevel
& CPU_LOG_IOPORT
)
354 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
358 env
->last_io_time
= cpu_get_time_fast();
363 int cpu_inw(CPUState
*env
, int addr
)
366 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
368 if (loglevel
& CPU_LOG_IOPORT
)
369 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
373 env
->last_io_time
= cpu_get_time_fast();
378 int cpu_inl(CPUState
*env
, int addr
)
381 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
383 if (loglevel
& CPU_LOG_IOPORT
)
384 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
388 env
->last_io_time
= cpu_get_time_fast();
393 /***********************************************************/
394 void hw_error(const char *fmt
, ...)
400 fprintf(stderr
, "qemu: hardware error: ");
401 vfprintf(stderr
, fmt
, ap
);
402 fprintf(stderr
, "\n");
403 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
404 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
406 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
408 cpu_dump_state(env
, stderr
, fprintf
, 0);
415 /***********************************************************/
418 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
419 static void *qemu_put_kbd_event_opaque
;
420 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
421 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
423 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
425 qemu_put_kbd_event_opaque
= opaque
;
426 qemu_put_kbd_event
= func
;
429 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
430 void *opaque
, int absolute
,
433 QEMUPutMouseEntry
*s
, *cursor
;
435 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
439 s
->qemu_put_mouse_event
= func
;
440 s
->qemu_put_mouse_event_opaque
= opaque
;
441 s
->qemu_put_mouse_event_absolute
= absolute
;
442 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
445 if (!qemu_put_mouse_event_head
) {
446 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
450 cursor
= qemu_put_mouse_event_head
;
451 while (cursor
->next
!= NULL
)
452 cursor
= cursor
->next
;
455 qemu_put_mouse_event_current
= s
;
460 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
462 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
464 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
467 cursor
= qemu_put_mouse_event_head
;
468 while (cursor
!= NULL
&& cursor
!= entry
) {
470 cursor
= cursor
->next
;
473 if (cursor
== NULL
) // does not exist or list empty
475 else if (prev
== NULL
) { // entry is head
476 qemu_put_mouse_event_head
= cursor
->next
;
477 if (qemu_put_mouse_event_current
== entry
)
478 qemu_put_mouse_event_current
= cursor
->next
;
479 qemu_free(entry
->qemu_put_mouse_event_name
);
484 prev
->next
= entry
->next
;
486 if (qemu_put_mouse_event_current
== entry
)
487 qemu_put_mouse_event_current
= prev
;
489 qemu_free(entry
->qemu_put_mouse_event_name
);
493 void kbd_put_keycode(int keycode
)
495 if (qemu_put_kbd_event
) {
496 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
500 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
502 QEMUPutMouseEvent
*mouse_event
;
503 void *mouse_event_opaque
;
505 if (!qemu_put_mouse_event_current
) {
510 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
512 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
515 mouse_event(mouse_event_opaque
, dx
, dy
, dz
, buttons_state
);
519 int kbd_mouse_is_absolute(void)
521 if (!qemu_put_mouse_event_current
)
524 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
527 void do_info_mice(void)
529 QEMUPutMouseEntry
*cursor
;
532 if (!qemu_put_mouse_event_head
) {
533 term_printf("No mouse devices connected\n");
537 term_printf("Mouse devices available:\n");
538 cursor
= qemu_put_mouse_event_head
;
539 while (cursor
!= NULL
) {
540 term_printf("%c Mouse #%d: %s\n",
541 (cursor
== qemu_put_mouse_event_current
? '*' : ' '),
542 index
, cursor
->qemu_put_mouse_event_name
);
544 cursor
= cursor
->next
;
548 void do_mouse_set(int index
)
550 QEMUPutMouseEntry
*cursor
;
553 if (!qemu_put_mouse_event_head
) {
554 term_printf("No mouse devices connected\n");
558 cursor
= qemu_put_mouse_event_head
;
559 while (cursor
!= NULL
&& index
!= i
) {
561 cursor
= cursor
->next
;
565 qemu_put_mouse_event_current
= cursor
;
567 term_printf("Mouse at given index not found\n");
570 /* compute with 96 bit intermediate result: (a*b)/c */
571 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
576 #ifdef WORDS_BIGENDIAN
586 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
587 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
590 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
594 /***********************************************************/
595 /* real time host monotonic timer */
597 #define QEMU_TIMER_BASE 1000000000LL
601 static int64_t clock_freq
;
603 static void init_get_clock(void)
607 ret
= QueryPerformanceFrequency(&freq
);
609 fprintf(stderr
, "Could not calibrate ticks\n");
612 clock_freq
= freq
.QuadPart
;
615 static int64_t get_clock(void)
618 QueryPerformanceCounter(&ti
);
619 return muldiv64(ti
.QuadPart
, QEMU_TIMER_BASE
, clock_freq
);
624 static int use_rt_clock
;
626 static void init_get_clock(void)
629 #if defined(__linux__)
632 if (clock_gettime(CLOCK_MONOTONIC
, &ts
) == 0) {
639 static int64_t get_clock(void)
641 #if defined(__linux__)
644 clock_gettime(CLOCK_MONOTONIC
, &ts
);
645 return ts
.tv_sec
* 1000000000LL + ts
.tv_nsec
;
649 /* XXX: using gettimeofday leads to problems if the date
650 changes, so it should be avoided. */
652 gettimeofday(&tv
, NULL
);
653 return tv
.tv_sec
* 1000000000LL + (tv
.tv_usec
* 1000);
659 /***********************************************************/
660 /* guest cycle counter */
662 static int64_t cpu_ticks_prev
;
663 static int64_t cpu_ticks_offset
;
664 static int64_t cpu_clock_offset
;
665 static int cpu_ticks_enabled
;
667 /* return the host CPU cycle counter and handle stop/restart */
668 int64_t cpu_get_ticks(void)
670 if (!cpu_ticks_enabled
) {
671 return cpu_ticks_offset
;
674 ticks
= cpu_get_real_ticks();
675 if (cpu_ticks_prev
> ticks
) {
676 /* Note: non increasing ticks may happen if the host uses
678 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
680 cpu_ticks_prev
= ticks
;
681 return ticks
+ cpu_ticks_offset
;
685 /* return the host CPU monotonic timer and handle stop/restart */
686 static int64_t cpu_get_clock(void)
689 if (!cpu_ticks_enabled
) {
690 return cpu_clock_offset
;
693 return ti
+ cpu_clock_offset
;
697 /* enable cpu_get_ticks() */
698 void cpu_enable_ticks(void)
700 if (!cpu_ticks_enabled
) {
701 cpu_ticks_offset
-= cpu_get_real_ticks();
702 cpu_clock_offset
-= get_clock();
703 cpu_ticks_enabled
= 1;
707 /* disable cpu_get_ticks() : the clock is stopped. You must not call
708 cpu_get_ticks() after that. */
709 void cpu_disable_ticks(void)
711 if (cpu_ticks_enabled
) {
712 cpu_ticks_offset
= cpu_get_ticks();
713 cpu_clock_offset
= cpu_get_clock();
714 cpu_ticks_enabled
= 0;
718 /***********************************************************/
721 #define QEMU_TIMER_REALTIME 0
722 #define QEMU_TIMER_VIRTUAL 1
726 /* XXX: add frequency */
734 struct QEMUTimer
*next
;
740 static QEMUTimer
*active_timers
[2];
742 static MMRESULT timerID
;
743 static HANDLE host_alarm
= NULL
;
744 static unsigned int period
= 1;
746 /* frequency of the times() clock tick */
747 static int timer_freq
;
750 QEMUClock
*qemu_new_clock(int type
)
753 clock
= qemu_mallocz(sizeof(QEMUClock
));
760 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
764 ts
= qemu_mallocz(sizeof(QEMUTimer
));
771 void qemu_free_timer(QEMUTimer
*ts
)
776 /* stop a timer, but do not dealloc it */
777 void qemu_del_timer(QEMUTimer
*ts
)
781 /* NOTE: this code must be signal safe because
782 qemu_timer_expired() can be called from a signal. */
783 pt
= &active_timers
[ts
->clock
->type
];
796 /* modify the current timer so that it will be fired when current_time
797 >= expire_time. The corresponding callback will be called. */
798 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
804 /* add the timer in the sorted list */
805 /* NOTE: this code must be signal safe because
806 qemu_timer_expired() can be called from a signal. */
807 pt
= &active_timers
[ts
->clock
->type
];
812 if (t
->expire_time
> expire_time
)
816 ts
->expire_time
= expire_time
;
821 int qemu_timer_pending(QEMUTimer
*ts
)
824 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
831 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
835 return (timer_head
->expire_time
<= current_time
);
838 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
844 if (!ts
|| ts
->expire_time
> current_time
)
846 /* remove timer from the list before calling the callback */
847 *ptimer_head
= ts
->next
;
850 /* run the callback (the timer list can be modified) */
855 int64_t qemu_get_clock(QEMUClock
*clock
)
857 switch(clock
->type
) {
858 case QEMU_TIMER_REALTIME
:
859 return get_clock() / 1000000;
861 case QEMU_TIMER_VIRTUAL
:
862 return cpu_get_clock();
866 static void init_timers(void)
869 ticks_per_sec
= QEMU_TIMER_BASE
;
870 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
871 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
875 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
877 uint64_t expire_time
;
879 if (qemu_timer_pending(ts
)) {
880 expire_time
= ts
->expire_time
;
884 qemu_put_be64(f
, expire_time
);
887 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
889 uint64_t expire_time
;
891 expire_time
= qemu_get_be64(f
);
892 if (expire_time
!= -1) {
893 qemu_mod_timer(ts
, expire_time
);
899 static void timer_save(QEMUFile
*f
, void *opaque
)
901 if (cpu_ticks_enabled
) {
902 hw_error("cannot save state if virtual timers are running");
904 qemu_put_be64s(f
, &cpu_ticks_offset
);
905 qemu_put_be64s(f
, &ticks_per_sec
);
906 qemu_put_be64s(f
, &cpu_clock_offset
);
909 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
911 if (version_id
!= 1 && version_id
!= 2)
913 if (cpu_ticks_enabled
) {
916 qemu_get_be64s(f
, &cpu_ticks_offset
);
917 qemu_get_be64s(f
, &ticks_per_sec
);
918 if (version_id
== 2) {
919 qemu_get_be64s(f
, &cpu_clock_offset
);
925 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
926 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
928 static void host_alarm_handler(int host_signum
)
932 #define DISP_FREQ 1000
934 static int64_t delta_min
= INT64_MAX
;
935 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
937 ti
= qemu_get_clock(vm_clock
);
938 if (last_clock
!= 0) {
939 delta
= ti
- last_clock
;
940 if (delta
< delta_min
)
942 if (delta
> delta_max
)
945 if (++count
== DISP_FREQ
) {
946 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
947 muldiv64(delta_min
, 1000000, ticks_per_sec
),
948 muldiv64(delta_max
, 1000000, ticks_per_sec
),
949 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
950 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
952 delta_min
= INT64_MAX
;
960 if (qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
961 qemu_get_clock(vm_clock
)) ||
962 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
963 qemu_get_clock(rt_clock
))) {
965 SetEvent(host_alarm
);
967 CPUState
*env
= cpu_single_env
;
969 /* stop the currently executing cpu because a timer occured */
970 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
972 if (env
->kqemu_enabled
) {
973 kqemu_cpu_interrupt(env
);
982 #if defined(__linux__)
984 #define RTC_FREQ 1024
988 static int start_rtc_timer(void)
990 rtc_fd
= open("/dev/rtc", O_RDONLY
);
993 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
994 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
995 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
996 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
999 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1004 pit_min_timer_count
= PIT_FREQ
/ RTC_FREQ
;
1010 static int start_rtc_timer(void)
1015 #endif /* !defined(__linux__) */
1017 #endif /* !defined(_WIN32) */
1019 static void init_timer_alarm(void)
1026 ZeroMemory(&tc
, sizeof(TIMECAPS
));
1027 timeGetDevCaps(&tc
, sizeof(TIMECAPS
));
1028 if (period
< tc
.wPeriodMin
)
1029 period
= tc
.wPeriodMin
;
1030 timeBeginPeriod(period
);
1031 timerID
= timeSetEvent(1, // interval (ms)
1032 period
, // resolution
1033 host_alarm_handler
, // function
1034 (DWORD
)&count
, // user parameter
1035 TIME_PERIODIC
| TIME_CALLBACK_FUNCTION
);
1037 perror("failed timer alarm");
1040 host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1042 perror("failed CreateEvent");
1045 qemu_add_wait_object(host_alarm
, NULL
, NULL
);
1047 pit_min_timer_count
= ((uint64_t)10000 * PIT_FREQ
) / 1000000;
1050 struct sigaction act
;
1051 struct itimerval itv
;
1053 /* get times() syscall frequency */
1054 timer_freq
= sysconf(_SC_CLK_TCK
);
1057 sigfillset(&act
.sa_mask
);
1059 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1060 act
.sa_flags
|= SA_ONSTACK
;
1062 act
.sa_handler
= host_alarm_handler
;
1063 sigaction(SIGALRM
, &act
, NULL
);
1065 itv
.it_interval
.tv_sec
= 0;
1066 itv
.it_interval
.tv_usec
= 999; /* for i386 kernel 2.6 to get 1 ms */
1067 itv
.it_value
.tv_sec
= 0;
1068 itv
.it_value
.tv_usec
= 10 * 1000;
1069 setitimer(ITIMER_REAL
, &itv
, NULL
);
1070 /* we probe the tick duration of the kernel to inform the user if
1071 the emulated kernel requested a too high timer frequency */
1072 getitimer(ITIMER_REAL
, &itv
);
1074 #if defined(__linux__)
1075 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1076 have timers with 1 ms resolution. The correct solution will
1077 be to use the POSIX real time timers available in recent
1079 if (itv
.it_interval
.tv_usec
> 1000 || 1) {
1080 /* try to use /dev/rtc to have a faster timer */
1081 if (start_rtc_timer() < 0)
1083 /* disable itimer */
1084 itv
.it_interval
.tv_sec
= 0;
1085 itv
.it_interval
.tv_usec
= 0;
1086 itv
.it_value
.tv_sec
= 0;
1087 itv
.it_value
.tv_usec
= 0;
1088 setitimer(ITIMER_REAL
, &itv
, NULL
);
1091 sigaction(SIGIO
, &act
, NULL
);
1092 fcntl(rtc_fd
, F_SETFL
, O_ASYNC
);
1093 fcntl(rtc_fd
, F_SETOWN
, getpid());
1095 #endif /* defined(__linux__) */
1098 pit_min_timer_count
= ((uint64_t)itv
.it_interval
.tv_usec
*
1099 PIT_FREQ
) / 1000000;
1105 void quit_timers(void)
1108 timeKillEvent(timerID
);
1109 timeEndPeriod(period
);
1111 CloseHandle(host_alarm
);
1117 /***********************************************************/
1118 /* character device */
1120 static void qemu_chr_reset_bh(void *opaque
)
1122 CharDriverState
*s
= opaque
;
1124 s
->chr_event(s
, CHR_EVENT_RESET
);
1125 qemu_bh_delete(s
->bh
);
1129 void qemu_chr_reset(CharDriverState
*s
)
1131 if (s
->bh
== NULL
) {
1132 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1133 qemu_bh_schedule(s
->bh
);
1137 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1139 return s
->chr_write(s
, buf
, len
);
1142 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1146 return s
->chr_ioctl(s
, cmd
, arg
);
1149 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1154 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1155 qemu_chr_write(s
, buf
, strlen(buf
));
1159 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1161 if (s
->chr_send_event
)
1162 s
->chr_send_event(s
, event
);
1165 void qemu_chr_add_read_handler(CharDriverState
*s
,
1166 IOCanRWHandler
*fd_can_read
,
1167 IOReadHandler
*fd_read
, void *opaque
)
1169 s
->chr_add_read_handler(s
, fd_can_read
, fd_read
, opaque
);
1172 void qemu_chr_add_event_handler(CharDriverState
*s
, IOEventHandler
*chr_event
)
1174 s
->chr_event
= chr_event
;
1177 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1182 static void null_chr_add_read_handler(CharDriverState
*chr
,
1183 IOCanRWHandler
*fd_can_read
,
1184 IOReadHandler
*fd_read
, void *opaque
)
1188 static CharDriverState
*qemu_chr_open_null(void)
1190 CharDriverState
*chr
;
1192 chr
= qemu_mallocz(sizeof(CharDriverState
));
1195 chr
->chr_write
= null_chr_write
;
1196 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1202 static void socket_cleanup(void)
1207 static int socket_init(void)
1212 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1214 err
= WSAGetLastError();
1215 fprintf(stderr
, "WSAStartup: %d\n", err
);
1218 atexit(socket_cleanup
);
1222 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1228 ret
= send(fd
, buf
, len
, 0);
1231 errno
= WSAGetLastError();
1232 if (errno
!= WSAEWOULDBLOCK
) {
1235 } else if (ret
== 0) {
1245 void socket_set_nonblock(int fd
)
1247 unsigned long opt
= 1;
1248 ioctlsocket(fd
, FIONBIO
, &opt
);
1253 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1259 ret
= write(fd
, buf
, len
);
1261 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1263 } else if (ret
== 0) {
1273 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1275 return unix_write(fd
, buf
, len1
);
1278 void socket_set_nonblock(int fd
)
1280 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1282 #endif /* !_WIN32 */
1288 IOCanRWHandler
*fd_can_read
;
1289 IOReadHandler
*fd_read
;
1294 #define STDIO_MAX_CLIENTS 2
1296 static int stdio_nb_clients
;
1297 static CharDriverState
*stdio_clients
[STDIO_MAX_CLIENTS
];
1299 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1301 FDCharDriver
*s
= chr
->opaque
;
1302 return unix_write(s
->fd_out
, buf
, len
);
1305 static int fd_chr_read_poll(void *opaque
)
1307 CharDriverState
*chr
= opaque
;
1308 FDCharDriver
*s
= chr
->opaque
;
1310 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
1314 static void fd_chr_read(void *opaque
)
1316 CharDriverState
*chr
= opaque
;
1317 FDCharDriver
*s
= chr
->opaque
;
1322 if (len
> s
->max_size
)
1326 size
= read(s
->fd_in
, buf
, len
);
1328 /* FD has been closed. Remove it from the active list. */
1329 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
1333 s
->fd_read(s
->fd_opaque
, buf
, size
);
1337 static void fd_chr_add_read_handler(CharDriverState
*chr
,
1338 IOCanRWHandler
*fd_can_read
,
1339 IOReadHandler
*fd_read
, void *opaque
)
1341 FDCharDriver
*s
= chr
->opaque
;
1343 if (s
->fd_in
>= 0) {
1344 s
->fd_can_read
= fd_can_read
;
1345 s
->fd_read
= fd_read
;
1346 s
->fd_opaque
= opaque
;
1347 if (nographic
&& s
->fd_in
== 0) {
1349 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
1350 fd_chr_read
, NULL
, chr
);
1355 /* open a character device to a unix fd */
1356 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1358 CharDriverState
*chr
;
1361 chr
= qemu_mallocz(sizeof(CharDriverState
));
1364 s
= qemu_mallocz(sizeof(FDCharDriver
));
1372 chr
->chr_write
= fd_chr_write
;
1373 chr
->chr_add_read_handler
= fd_chr_add_read_handler
;
1375 qemu_chr_reset(chr
);
1380 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
1384 fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666);
1387 return qemu_chr_open_fd(-1, fd_out
);
1390 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
1393 char filename_in
[256], filename_out
[256];
1395 snprintf(filename_in
, 256, "%s.in", filename
);
1396 snprintf(filename_out
, 256, "%s.out", filename
);
1397 fd_in
= open(filename_in
, O_RDWR
| O_BINARY
);
1398 fd_out
= open(filename_out
, O_RDWR
| O_BINARY
);
1399 if (fd_in
< 0 || fd_out
< 0) {
1404 fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
);
1408 return qemu_chr_open_fd(fd_in
, fd_out
);
1412 /* for STDIO, we handle the case where several clients use it
1415 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1417 #define TERM_FIFO_MAX_SIZE 1
1419 static int term_got_escape
, client_index
;
1420 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
1421 static int term_fifo_size
;
1422 static int term_timestamps
;
1423 static int64_t term_timestamps_start
;
1425 void term_print_help(void)
1428 "C-a h print this help\n"
1429 "C-a x exit emulator\n"
1430 "C-a s save disk data back to file (if -snapshot)\n"
1431 "C-a b send break (magic sysrq)\n"
1432 "C-a t toggle console timestamps\n"
1433 "C-a c switch between console and monitor\n"
1434 "C-a C-a send C-a\n"
1438 /* called when a char is received */
1439 static void stdio_received_byte(int ch
)
1441 if (term_got_escape
) {
1442 term_got_escape
= 0;
1453 for (i
= 0; i
< MAX_DISKS
; i
++) {
1455 bdrv_commit(bs_table
[i
]);
1460 if (client_index
< stdio_nb_clients
) {
1461 CharDriverState
*chr
;
1464 chr
= stdio_clients
[client_index
];
1466 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
1471 if (client_index
>= stdio_nb_clients
)
1473 if (client_index
== 0) {
1474 /* send a new line in the monitor to get the prompt */
1480 term_timestamps
= !term_timestamps
;
1481 term_timestamps_start
= -1;
1486 } else if (ch
== TERM_ESCAPE
) {
1487 term_got_escape
= 1;
1490 if (client_index
< stdio_nb_clients
) {
1492 CharDriverState
*chr
;
1495 chr
= stdio_clients
[client_index
];
1497 if (s
->fd_can_read(s
->fd_opaque
) > 0) {
1499 s
->fd_read(s
->fd_opaque
, buf
, 1);
1500 } else if (term_fifo_size
== 0) {
1501 term_fifo
[term_fifo_size
++] = ch
;
1507 static int stdio_read_poll(void *opaque
)
1509 CharDriverState
*chr
;
1512 if (client_index
< stdio_nb_clients
) {
1513 chr
= stdio_clients
[client_index
];
1515 /* try to flush the queue if needed */
1516 if (term_fifo_size
!= 0 && s
->fd_can_read(s
->fd_opaque
) > 0) {
1517 s
->fd_read(s
->fd_opaque
, term_fifo
, 1);
1520 /* see if we can absorb more chars */
1521 if (term_fifo_size
== 0)
1530 static void stdio_read(void *opaque
)
1535 size
= read(0, buf
, 1);
1537 /* stdin has been closed. Remove it from the active list. */
1538 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
1542 stdio_received_byte(buf
[0]);
1545 static int stdio_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1547 FDCharDriver
*s
= chr
->opaque
;
1548 if (!term_timestamps
) {
1549 return unix_write(s
->fd_out
, buf
, len
);
1554 for(i
= 0; i
< len
; i
++) {
1555 unix_write(s
->fd_out
, buf
+ i
, 1);
1556 if (buf
[i
] == '\n') {
1561 if (term_timestamps_start
== -1)
1562 term_timestamps_start
= ti
;
1563 ti
-= term_timestamps_start
;
1564 secs
= ti
/ 1000000000;
1565 snprintf(buf1
, sizeof(buf1
),
1566 "[%02d:%02d:%02d.%03d] ",
1570 (int)((ti
/ 1000000) % 1000));
1571 unix_write(s
->fd_out
, buf1
, strlen(buf1
));
1578 /* init terminal so that we can grab keys */
1579 static struct termios oldtty
;
1580 static int old_fd0_flags
;
1582 static void term_exit(void)
1584 tcsetattr (0, TCSANOW
, &oldtty
);
1585 fcntl(0, F_SETFL
, old_fd0_flags
);
1588 static void term_init(void)
1592 tcgetattr (0, &tty
);
1594 old_fd0_flags
= fcntl(0, F_GETFL
);
1596 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1597 |INLCR
|IGNCR
|ICRNL
|IXON
);
1598 tty
.c_oflag
|= OPOST
;
1599 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1600 /* if graphical mode, we allow Ctrl-C handling */
1602 tty
.c_lflag
&= ~ISIG
;
1603 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1606 tty
.c_cc
[VTIME
] = 0;
1608 tcsetattr (0, TCSANOW
, &tty
);
1612 fcntl(0, F_SETFL
, O_NONBLOCK
);
1615 static CharDriverState
*qemu_chr_open_stdio(void)
1617 CharDriverState
*chr
;
1620 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1622 chr
= qemu_chr_open_fd(0, 1);
1623 chr
->chr_write
= stdio_write
;
1624 if (stdio_nb_clients
== 0)
1625 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, NULL
);
1626 client_index
= stdio_nb_clients
;
1628 if (stdio_nb_clients
!= 0)
1630 chr
= qemu_chr_open_fd(0, 1);
1632 stdio_clients
[stdio_nb_clients
++] = chr
;
1633 if (stdio_nb_clients
== 1) {
1634 /* set the terminal in raw mode */
1640 #if defined(__linux__)
1641 static CharDriverState
*qemu_chr_open_pty(void)
1644 char slave_name
[1024];
1645 int master_fd
, slave_fd
;
1647 /* Not satisfying */
1648 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1652 /* Disabling local echo and line-buffered output */
1653 tcgetattr (master_fd
, &tty
);
1654 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
1656 tty
.c_cc
[VTIME
] = 0;
1657 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
1659 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1660 return qemu_chr_open_fd(master_fd
, master_fd
);
1663 static void tty_serial_init(int fd
, int speed
,
1664 int parity
, int data_bits
, int stop_bits
)
1670 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1671 speed
, parity
, data_bits
, stop_bits
);
1673 tcgetattr (fd
, &tty
);
1715 cfsetispeed(&tty
, spd
);
1716 cfsetospeed(&tty
, spd
);
1718 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1719 |INLCR
|IGNCR
|ICRNL
|IXON
);
1720 tty
.c_oflag
|= OPOST
;
1721 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
1722 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
1743 tty
.c_cflag
|= PARENB
;
1746 tty
.c_cflag
|= PARENB
| PARODD
;
1750 tty
.c_cflag
|= CSTOPB
;
1752 tcsetattr (fd
, TCSANOW
, &tty
);
1755 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1757 FDCharDriver
*s
= chr
->opaque
;
1760 case CHR_IOCTL_SERIAL_SET_PARAMS
:
1762 QEMUSerialSetParams
*ssp
= arg
;
1763 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
1764 ssp
->data_bits
, ssp
->stop_bits
);
1767 case CHR_IOCTL_SERIAL_SET_BREAK
:
1769 int enable
= *(int *)arg
;
1771 tcsendbreak(s
->fd_in
, 1);
1780 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
1782 CharDriverState
*chr
;
1785 fd
= open(filename
, O_RDWR
| O_NONBLOCK
);
1788 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1789 tty_serial_init(fd
, 115200, 'N', 8, 1);
1790 chr
= qemu_chr_open_fd(fd
, fd
);
1793 chr
->chr_ioctl
= tty_serial_ioctl
;
1794 qemu_chr_reset(chr
);
1798 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1800 int fd
= (int)chr
->opaque
;
1804 case CHR_IOCTL_PP_READ_DATA
:
1805 if (ioctl(fd
, PPRDATA
, &b
) < 0)
1807 *(uint8_t *)arg
= b
;
1809 case CHR_IOCTL_PP_WRITE_DATA
:
1810 b
= *(uint8_t *)arg
;
1811 if (ioctl(fd
, PPWDATA
, &b
) < 0)
1814 case CHR_IOCTL_PP_READ_CONTROL
:
1815 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
1817 *(uint8_t *)arg
= b
;
1819 case CHR_IOCTL_PP_WRITE_CONTROL
:
1820 b
= *(uint8_t *)arg
;
1821 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
1824 case CHR_IOCTL_PP_READ_STATUS
:
1825 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
1827 *(uint8_t *)arg
= b
;
1835 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
1837 CharDriverState
*chr
;
1840 fd
= open(filename
, O_RDWR
);
1844 if (ioctl(fd
, PPCLAIM
) < 0) {
1849 chr
= qemu_mallocz(sizeof(CharDriverState
));
1854 chr
->opaque
= (void *)fd
;
1855 chr
->chr_write
= null_chr_write
;
1856 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1857 chr
->chr_ioctl
= pp_ioctl
;
1859 qemu_chr_reset(chr
);
1865 static CharDriverState
*qemu_chr_open_pty(void)
1871 #endif /* !defined(_WIN32) */
1875 IOCanRWHandler
*fd_can_read
;
1876 IOReadHandler
*fd_read
;
1879 HANDLE hcom
, hrecv
, hsend
;
1880 OVERLAPPED orecv
, osend
;
1885 #define NSENDBUF 2048
1886 #define NRECVBUF 2048
1887 #define MAXCONNECT 1
1888 #define NTIMEOUT 5000
1890 static int win_chr_poll(void *opaque
);
1891 static int win_chr_pipe_poll(void *opaque
);
1893 static void win_chr_close2(WinCharState
*s
)
1896 CloseHandle(s
->hsend
);
1900 CloseHandle(s
->hrecv
);
1904 CloseHandle(s
->hcom
);
1908 qemu_del_polling_cb(win_chr_pipe_poll
, s
);
1910 qemu_del_polling_cb(win_chr_poll
, s
);
1913 static void win_chr_close(CharDriverState
*chr
)
1915 WinCharState
*s
= chr
->opaque
;
1919 static int win_chr_init(WinCharState
*s
, const char *filename
)
1922 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
1927 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1929 fprintf(stderr
, "Failed CreateEvent\n");
1932 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1934 fprintf(stderr
, "Failed CreateEvent\n");
1938 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
1939 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
1940 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
1941 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
1946 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
1947 fprintf(stderr
, "Failed SetupComm\n");
1951 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
1952 size
= sizeof(COMMCONFIG
);
1953 GetDefaultCommConfig(filename
, &comcfg
, &size
);
1954 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
1955 CommConfigDialog(filename
, NULL
, &comcfg
);
1957 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
1958 fprintf(stderr
, "Failed SetCommState\n");
1962 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
1963 fprintf(stderr
, "Failed SetCommMask\n");
1967 cto
.ReadIntervalTimeout
= MAXDWORD
;
1968 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
1969 fprintf(stderr
, "Failed SetCommTimeouts\n");
1973 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
1974 fprintf(stderr
, "Failed ClearCommError\n");
1977 qemu_add_polling_cb(win_chr_poll
, s
);
1985 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
1987 WinCharState
*s
= chr
->opaque
;
1988 DWORD len
, ret
, size
, err
;
1991 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
1992 s
->osend
.hEvent
= s
->hsend
;
1995 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
1997 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
1999 err
= GetLastError();
2000 if (err
== ERROR_IO_PENDING
) {
2001 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2019 static int win_chr_read_poll(WinCharState
*s
)
2021 s
->max_size
= s
->fd_can_read(s
->win_opaque
);
2025 static void win_chr_readfile(WinCharState
*s
)
2031 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2032 s
->orecv
.hEvent
= s
->hrecv
;
2033 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2035 err
= GetLastError();
2036 if (err
== ERROR_IO_PENDING
) {
2037 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2042 s
->fd_read(s
->win_opaque
, buf
, size
);
2046 static void win_chr_read(WinCharState
*s
)
2048 if (s
->len
> s
->max_size
)
2049 s
->len
= s
->max_size
;
2053 win_chr_readfile(s
);
2056 static int win_chr_poll(void *opaque
)
2058 WinCharState
*s
= opaque
;
2062 ClearCommError(s
->hcom
, &comerr
, &status
);
2063 if (status
.cbInQue
> 0) {
2064 s
->len
= status
.cbInQue
;
2065 win_chr_read_poll(s
);
2072 static void win_chr_add_read_handler(CharDriverState
*chr
,
2073 IOCanRWHandler
*fd_can_read
,
2074 IOReadHandler
*fd_read
, void *opaque
)
2076 WinCharState
*s
= chr
->opaque
;
2078 s
->fd_can_read
= fd_can_read
;
2079 s
->fd_read
= fd_read
;
2080 s
->win_opaque
= opaque
;
2083 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2085 CharDriverState
*chr
;
2088 chr
= qemu_mallocz(sizeof(CharDriverState
));
2091 s
= qemu_mallocz(sizeof(WinCharState
));
2097 chr
->chr_write
= win_chr_write
;
2098 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
2099 chr
->chr_close
= win_chr_close
;
2101 if (win_chr_init(s
, filename
) < 0) {
2106 qemu_chr_reset(chr
);
2110 static int win_chr_pipe_poll(void *opaque
)
2112 WinCharState
*s
= opaque
;
2115 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2118 win_chr_read_poll(s
);
2125 static int win_chr_pipe_init(WinCharState
*s
, const char *filename
)
2134 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2136 fprintf(stderr
, "Failed CreateEvent\n");
2139 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2141 fprintf(stderr
, "Failed CreateEvent\n");
2145 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2146 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2147 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2149 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2150 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2151 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2156 ZeroMemory(&ov
, sizeof(ov
));
2157 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2158 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2160 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2164 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2166 fprintf(stderr
, "Failed GetOverlappedResult\n");
2168 CloseHandle(ov
.hEvent
);
2175 CloseHandle(ov
.hEvent
);
2178 qemu_add_polling_cb(win_chr_pipe_poll
, s
);
2187 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2189 CharDriverState
*chr
;
2192 chr
= qemu_mallocz(sizeof(CharDriverState
));
2195 s
= qemu_mallocz(sizeof(WinCharState
));
2201 chr
->chr_write
= win_chr_write
;
2202 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
2203 chr
->chr_close
= win_chr_close
;
2205 if (win_chr_pipe_init(s
, filename
) < 0) {
2210 qemu_chr_reset(chr
);
2214 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2216 CharDriverState
*chr
;
2219 chr
= qemu_mallocz(sizeof(CharDriverState
));
2222 s
= qemu_mallocz(sizeof(WinCharState
));
2229 chr
->chr_write
= win_chr_write
;
2230 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
2231 qemu_chr_reset(chr
);
2235 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2239 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2240 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2241 if (fd_out
== INVALID_HANDLE_VALUE
)
2244 return qemu_chr_open_win_file(fd_out
);
2248 /***********************************************************/
2249 /* UDP Net console */
2252 IOCanRWHandler
*fd_can_read
;
2253 IOReadHandler
*fd_read
;
2256 struct sockaddr_in daddr
;
2263 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2265 NetCharDriver
*s
= chr
->opaque
;
2267 return sendto(s
->fd
, buf
, len
, 0,
2268 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2271 static int udp_chr_read_poll(void *opaque
)
2273 CharDriverState
*chr
= opaque
;
2274 NetCharDriver
*s
= chr
->opaque
;
2276 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2278 /* If there were any stray characters in the queue process them
2281 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2282 s
->fd_read(s
->fd_opaque
, &s
->buf
[s
->bufptr
], 1);
2284 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2289 static void udp_chr_read(void *opaque
)
2291 CharDriverState
*chr
= opaque
;
2292 NetCharDriver
*s
= chr
->opaque
;
2294 if (s
->max_size
== 0)
2296 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2297 s
->bufptr
= s
->bufcnt
;
2302 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2303 s
->fd_read(s
->fd_opaque
, &s
->buf
[s
->bufptr
], 1);
2305 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2309 static void udp_chr_add_read_handler(CharDriverState
*chr
,
2310 IOCanRWHandler
*fd_can_read
,
2311 IOReadHandler
*fd_read
, void *opaque
)
2313 NetCharDriver
*s
= chr
->opaque
;
2316 s
->fd_can_read
= fd_can_read
;
2317 s
->fd_read
= fd_read
;
2318 s
->fd_opaque
= opaque
;
2319 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2320 udp_chr_read
, NULL
, chr
);
2324 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2326 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
2328 int parse_host_src_port(struct sockaddr_in
*haddr
,
2329 struct sockaddr_in
*saddr
,
2332 static CharDriverState
*qemu_chr_open_udp(const char *def
)
2334 CharDriverState
*chr
= NULL
;
2335 NetCharDriver
*s
= NULL
;
2337 struct sockaddr_in saddr
;
2339 chr
= qemu_mallocz(sizeof(CharDriverState
));
2342 s
= qemu_mallocz(sizeof(NetCharDriver
));
2346 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2348 perror("socket(PF_INET, SOCK_DGRAM)");
2352 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
2353 printf("Could not parse: %s\n", def
);
2357 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
2367 chr
->chr_write
= udp_chr_write
;
2368 chr
->chr_add_read_handler
= udp_chr_add_read_handler
;
2381 /***********************************************************/
2382 /* TCP Net console */
2385 IOCanRWHandler
*fd_can_read
;
2386 IOReadHandler
*fd_read
;
2395 static void tcp_chr_accept(void *opaque
);
2397 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2399 TCPCharDriver
*s
= chr
->opaque
;
2401 return send_all(s
->fd
, buf
, len
);
2403 /* XXX: indicate an error ? */
2408 static int tcp_chr_read_poll(void *opaque
)
2410 CharDriverState
*chr
= opaque
;
2411 TCPCharDriver
*s
= chr
->opaque
;
2414 if (!s
->fd_can_read
)
2416 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2421 #define IAC_BREAK 243
2422 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
2424 char *buf
, int *size
)
2426 /* Handle any telnet client's basic IAC options to satisfy char by
2427 * char mode with no echo. All IAC options will be removed from
2428 * the buf and the do_telnetopt variable will be used to track the
2429 * state of the width of the IAC information.
2431 * IAC commands come in sets of 3 bytes with the exception of the
2432 * "IAC BREAK" command and the double IAC.
2438 for (i
= 0; i
< *size
; i
++) {
2439 if (s
->do_telnetopt
> 1) {
2440 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
2441 /* Double IAC means send an IAC */
2445 s
->do_telnetopt
= 1;
2447 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
2448 /* Handle IAC break commands by sending a serial break */
2449 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
2454 if (s
->do_telnetopt
>= 4) {
2455 s
->do_telnetopt
= 1;
2458 if ((unsigned char)buf
[i
] == IAC
) {
2459 s
->do_telnetopt
= 2;
2470 static void tcp_chr_read(void *opaque
)
2472 CharDriverState
*chr
= opaque
;
2473 TCPCharDriver
*s
= chr
->opaque
;
2477 if (!s
->connected
|| s
->max_size
<= 0)
2480 if (len
> s
->max_size
)
2482 size
= recv(s
->fd
, buf
, len
, 0);
2484 /* connection closed */
2486 if (s
->listen_fd
>= 0) {
2487 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2489 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
2492 } else if (size
> 0) {
2493 if (s
->do_telnetopt
)
2494 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
2496 s
->fd_read(s
->fd_opaque
, buf
, size
);
2500 static void tcp_chr_add_read_handler(CharDriverState
*chr
,
2501 IOCanRWHandler
*fd_can_read
,
2502 IOReadHandler
*fd_read
, void *opaque
)
2504 TCPCharDriver
*s
= chr
->opaque
;
2506 s
->fd_can_read
= fd_can_read
;
2507 s
->fd_read
= fd_read
;
2508 s
->fd_opaque
= opaque
;
2511 static void tcp_chr_connect(void *opaque
)
2513 CharDriverState
*chr
= opaque
;
2514 TCPCharDriver
*s
= chr
->opaque
;
2517 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
2518 tcp_chr_read
, NULL
, chr
);
2519 qemu_chr_reset(chr
);
2522 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2523 static void tcp_chr_telnet_init(int fd
)
2526 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2527 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2528 send(fd
, (char *)buf
, 3, 0);
2529 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2530 send(fd
, (char *)buf
, 3, 0);
2531 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2532 send(fd
, (char *)buf
, 3, 0);
2533 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2534 send(fd
, (char *)buf
, 3, 0);
2537 static void tcp_chr_accept(void *opaque
)
2539 CharDriverState
*chr
= opaque
;
2540 TCPCharDriver
*s
= chr
->opaque
;
2541 struct sockaddr_in saddr
;
2543 struct sockaddr_un uaddr
;
2545 struct sockaddr
*addr
;
2552 len
= sizeof(uaddr
);
2553 addr
= (struct sockaddr
*)&uaddr
;
2557 len
= sizeof(saddr
);
2558 addr
= (struct sockaddr
*)&saddr
;
2560 fd
= accept(s
->listen_fd
, addr
, &len
);
2561 if (fd
< 0 && errno
!= EINTR
) {
2563 } else if (fd
>= 0) {
2564 if (s
->do_telnetopt
)
2565 tcp_chr_telnet_init(fd
);
2569 socket_set_nonblock(fd
);
2571 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
2572 tcp_chr_connect(chr
);
2575 static void tcp_chr_close(CharDriverState
*chr
)
2577 TCPCharDriver
*s
= chr
->opaque
;
2580 if (s
->listen_fd
>= 0)
2581 closesocket(s
->listen_fd
);
2585 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
2589 CharDriverState
*chr
= NULL
;
2590 TCPCharDriver
*s
= NULL
;
2591 int fd
= -1, ret
, err
, val
;
2593 int is_waitconnect
= 1;
2595 struct sockaddr_in saddr
;
2597 struct sockaddr_un uaddr
;
2599 struct sockaddr
*addr
;
2604 addr
= (struct sockaddr
*)&uaddr
;
2605 addrlen
= sizeof(uaddr
);
2606 if (parse_unix_path(&uaddr
, host_str
) < 0)
2611 addr
= (struct sockaddr
*)&saddr
;
2612 addrlen
= sizeof(saddr
);
2613 if (parse_host_port(&saddr
, host_str
) < 0)
2618 while((ptr
= strchr(ptr
,','))) {
2620 if (!strncmp(ptr
,"server",6)) {
2622 } else if (!strncmp(ptr
,"nowait",6)) {
2625 printf("Unknown option: %s\n", ptr
);
2632 chr
= qemu_mallocz(sizeof(CharDriverState
));
2635 s
= qemu_mallocz(sizeof(TCPCharDriver
));
2641 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
2644 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2649 if (!is_waitconnect
)
2650 socket_set_nonblock(fd
);
2655 s
->is_unix
= is_unix
;
2658 chr
->chr_write
= tcp_chr_write
;
2659 chr
->chr_add_read_handler
= tcp_chr_add_read_handler
;
2660 chr
->chr_close
= tcp_chr_close
;
2663 /* allow fast reuse */
2667 strncpy(path
, uaddr
.sun_path
, 108);
2674 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
2677 ret
= bind(fd
, addr
, addrlen
);
2681 ret
= listen(fd
, 0);
2686 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2688 s
->do_telnetopt
= 1;
2691 ret
= connect(fd
, addr
, addrlen
);
2693 err
= socket_error();
2694 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
2695 } else if (err
== EINPROGRESS
) {
2707 tcp_chr_connect(chr
);
2709 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
2712 if (is_listen
&& is_waitconnect
) {
2713 printf("QEMU waiting for connection on: %s\n", host_str
);
2714 tcp_chr_accept(chr
);
2715 socket_set_nonblock(s
->listen_fd
);
2727 CharDriverState
*qemu_chr_open(const char *filename
)
2731 if (!strcmp(filename
, "vc")) {
2732 return text_console_init(&display_state
);
2733 } else if (!strcmp(filename
, "null")) {
2734 return qemu_chr_open_null();
2736 if (strstart(filename
, "tcp:", &p
)) {
2737 return qemu_chr_open_tcp(p
, 0, 0);
2739 if (strstart(filename
, "telnet:", &p
)) {
2740 return qemu_chr_open_tcp(p
, 1, 0);
2742 if (strstart(filename
, "udp:", &p
)) {
2743 return qemu_chr_open_udp(p
);
2746 if (strstart(filename
, "unix:", &p
)) {
2747 return qemu_chr_open_tcp(p
, 0, 1);
2748 } else if (strstart(filename
, "file:", &p
)) {
2749 return qemu_chr_open_file_out(p
);
2750 } else if (strstart(filename
, "pipe:", &p
)) {
2751 return qemu_chr_open_pipe(p
);
2752 } else if (!strcmp(filename
, "pty")) {
2753 return qemu_chr_open_pty();
2754 } else if (!strcmp(filename
, "stdio")) {
2755 return qemu_chr_open_stdio();
2758 #if defined(__linux__)
2759 if (strstart(filename
, "/dev/parport", NULL
)) {
2760 return qemu_chr_open_pp(filename
);
2762 if (strstart(filename
, "/dev/", NULL
)) {
2763 return qemu_chr_open_tty(filename
);
2767 if (strstart(filename
, "COM", NULL
)) {
2768 return qemu_chr_open_win(filename
);
2770 if (strstart(filename
, "pipe:", &p
)) {
2771 return qemu_chr_open_win_pipe(p
);
2773 if (strstart(filename
, "file:", &p
)) {
2774 return qemu_chr_open_win_file_out(p
);
2782 void qemu_chr_close(CharDriverState
*chr
)
2785 chr
->chr_close(chr
);
2788 /***********************************************************/
2789 /* network device redirectors */
2791 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
2795 for(i
=0;i
<size
;i
+=16) {
2799 fprintf(f
, "%08x ", i
);
2802 fprintf(f
, " %02x", buf
[i
+j
]);
2807 for(j
=0;j
<len
;j
++) {
2809 if (c
< ' ' || c
> '~')
2811 fprintf(f
, "%c", c
);
2817 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
2820 for(i
= 0; i
< 6; i
++) {
2821 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
2834 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
2839 p1
= strchr(p
, sep
);
2845 if (len
> buf_size
- 1)
2847 memcpy(buf
, p
, len
);
2854 int parse_host_src_port(struct sockaddr_in
*haddr
,
2855 struct sockaddr_in
*saddr
,
2856 const char *input_str
)
2858 char *str
= strdup(input_str
);
2859 char *host_str
= str
;
2864 * Chop off any extra arguments at the end of the string which
2865 * would start with a comma, then fill in the src port information
2866 * if it was provided else use the "any address" and "any port".
2868 if ((ptr
= strchr(str
,',')))
2871 if ((src_str
= strchr(input_str
,'@'))) {
2876 if (parse_host_port(haddr
, host_str
) < 0)
2879 if (!src_str
|| *src_str
== '\0')
2882 if (parse_host_port(saddr
, src_str
) < 0)
2893 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
2901 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2903 saddr
->sin_family
= AF_INET
;
2904 if (buf
[0] == '\0') {
2905 saddr
->sin_addr
.s_addr
= 0;
2907 if (isdigit(buf
[0])) {
2908 if (!inet_aton(buf
, &saddr
->sin_addr
))
2911 if ((he
= gethostbyname(buf
)) == NULL
)
2913 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
2916 port
= strtol(p
, (char **)&r
, 0);
2919 saddr
->sin_port
= htons(port
);
2924 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
2929 len
= MIN(108, strlen(str
));
2930 p
= strchr(str
, ',');
2932 len
= MIN(len
, p
- str
);
2934 memset(uaddr
, 0, sizeof(*uaddr
));
2936 uaddr
->sun_family
= AF_UNIX
;
2937 memcpy(uaddr
->sun_path
, str
, len
);
2943 /* find or alloc a new VLAN */
2944 VLANState
*qemu_find_vlan(int id
)
2946 VLANState
**pvlan
, *vlan
;
2947 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
2951 vlan
= qemu_mallocz(sizeof(VLANState
));
2956 pvlan
= &first_vlan
;
2957 while (*pvlan
!= NULL
)
2958 pvlan
= &(*pvlan
)->next
;
2963 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
2964 IOReadHandler
*fd_read
,
2965 IOCanRWHandler
*fd_can_read
,
2968 VLANClientState
*vc
, **pvc
;
2969 vc
= qemu_mallocz(sizeof(VLANClientState
));
2972 vc
->fd_read
= fd_read
;
2973 vc
->fd_can_read
= fd_can_read
;
2974 vc
->opaque
= opaque
;
2978 pvc
= &vlan
->first_client
;
2979 while (*pvc
!= NULL
)
2980 pvc
= &(*pvc
)->next
;
2985 int qemu_can_send_packet(VLANClientState
*vc1
)
2987 VLANState
*vlan
= vc1
->vlan
;
2988 VLANClientState
*vc
;
2990 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
2992 if (vc
->fd_can_read
&& !vc
->fd_can_read(vc
->opaque
))
2999 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3001 VLANState
*vlan
= vc1
->vlan
;
3002 VLANClientState
*vc
;
3005 printf("vlan %d send:\n", vlan
->id
);
3006 hex_dump(stdout
, buf
, size
);
3008 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3010 vc
->fd_read(vc
->opaque
, buf
, size
);
3015 #if defined(CONFIG_SLIRP)
3017 /* slirp network adapter */
3019 static int slirp_inited
;
3020 static VLANClientState
*slirp_vc
;
3022 int slirp_can_output(void)
3024 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3027 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3030 printf("slirp output:\n");
3031 hex_dump(stdout
, pkt
, pkt_len
);
3035 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3038 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3041 printf("slirp input:\n");
3042 hex_dump(stdout
, buf
, size
);
3044 slirp_input(buf
, size
);
3047 static int net_slirp_init(VLANState
*vlan
)
3049 if (!slirp_inited
) {
3053 slirp_vc
= qemu_new_vlan_client(vlan
,
3054 slirp_receive
, NULL
, NULL
);
3055 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3059 static void net_slirp_redir(const char *redir_str
)
3064 struct in_addr guest_addr
;
3065 int host_port
, guest_port
;
3067 if (!slirp_inited
) {
3073 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3075 if (!strcmp(buf
, "tcp")) {
3077 } else if (!strcmp(buf
, "udp")) {
3083 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3085 host_port
= strtol(buf
, &r
, 0);
3089 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3091 if (buf
[0] == '\0') {
3092 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3094 if (!inet_aton(buf
, &guest_addr
))
3097 guest_port
= strtol(p
, &r
, 0);
3101 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3102 fprintf(stderr
, "qemu: could not set up redirection\n");
3107 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3115 static void smb_exit(void)
3119 char filename
[1024];
3121 /* erase all the files in the directory */
3122 d
= opendir(smb_dir
);
3127 if (strcmp(de
->d_name
, ".") != 0 &&
3128 strcmp(de
->d_name
, "..") != 0) {
3129 snprintf(filename
, sizeof(filename
), "%s/%s",
3130 smb_dir
, de
->d_name
);
3138 /* automatic user mode samba server configuration */
3139 void net_slirp_smb(const char *exported_dir
)
3141 char smb_conf
[1024];
3142 char smb_cmdline
[1024];
3145 if (!slirp_inited
) {
3150 /* XXX: better tmp dir construction */
3151 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3152 if (mkdir(smb_dir
, 0700) < 0) {
3153 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3156 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3158 f
= fopen(smb_conf
, "w");
3160 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3167 "socket address=127.0.0.1\n"
3168 "pid directory=%s\n"
3169 "lock directory=%s\n"
3170 "log file=%s/log.smbd\n"
3171 "smb passwd file=%s/smbpasswd\n"
3172 "security = share\n"
3187 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3188 SMBD_COMMAND
, smb_conf
);
3190 slirp_add_exec(0, smb_cmdline
, 4, 139);
3193 #endif /* !defined(_WIN32) */
3195 #endif /* CONFIG_SLIRP */
3197 #if !defined(_WIN32)
3199 typedef struct TAPState
{
3200 VLANClientState
*vc
;
3204 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3206 TAPState
*s
= opaque
;
3209 ret
= write(s
->fd
, buf
, size
);
3210 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3217 static void tap_send(void *opaque
)
3219 TAPState
*s
= opaque
;
3223 size
= read(s
->fd
, buf
, sizeof(buf
));
3225 qemu_send_packet(s
->vc
, buf
, size
);
3231 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3235 s
= qemu_mallocz(sizeof(TAPState
));
3239 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3240 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3241 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3246 static int tap_open(char *ifname
, int ifname_size
)
3252 fd
= open("/dev/tap", O_RDWR
);
3254 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3259 dev
= devname(s
.st_rdev
, S_IFCHR
);
3260 pstrcpy(ifname
, ifname_size
, dev
);
3262 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3265 #elif defined(__sun__)
3266 static int tap_open(char *ifname
, int ifname_size
)
3268 fprintf(stderr
, "warning: tap_open not yet implemented\n");
3272 static int tap_open(char *ifname
, int ifname_size
)
3277 fd
= open("/dev/net/tun", O_RDWR
);
3279 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3282 memset(&ifr
, 0, sizeof(ifr
));
3283 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
3284 if (ifname
[0] != '\0')
3285 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
3287 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
3288 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
3290 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3294 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
3295 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3300 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
3301 const char *setup_script
)
3304 int pid
, status
, fd
;
3309 if (ifname1
!= NULL
)
3310 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
3313 fd
= tap_open(ifname
, sizeof(ifname
));
3319 if (setup_script
[0] != '\0') {
3320 /* try to launch network init script */
3325 *parg
++ = (char *)setup_script
;
3328 execv(setup_script
, args
);
3331 while (waitpid(pid
, &status
, 0) != pid
);
3332 if (!WIFEXITED(status
) ||
3333 WEXITSTATUS(status
) != 0) {
3334 fprintf(stderr
, "%s: could not launch network script\n",
3340 s
= net_tap_fd_init(vlan
, fd
);
3343 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3344 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
3348 #endif /* !_WIN32 */
3350 /* network connection */
3351 typedef struct NetSocketState
{
3352 VLANClientState
*vc
;
3354 int state
; /* 0 = getting length, 1 = getting data */
3358 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
3361 typedef struct NetSocketListenState
{
3364 } NetSocketListenState
;
3366 /* XXX: we consider we can send the whole packet without blocking */
3367 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
3369 NetSocketState
*s
= opaque
;
3373 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
3374 send_all(s
->fd
, buf
, size
);
3377 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
3379 NetSocketState
*s
= opaque
;
3380 sendto(s
->fd
, buf
, size
, 0,
3381 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
3384 static void net_socket_send(void *opaque
)
3386 NetSocketState
*s
= opaque
;
3391 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
3393 err
= socket_error();
3394 if (err
!= EWOULDBLOCK
)
3396 } else if (size
== 0) {
3397 /* end of connection */
3399 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3405 /* reassemble a packet from the network */
3411 memcpy(s
->buf
+ s
->index
, buf
, l
);
3415 if (s
->index
== 4) {
3417 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
3423 l
= s
->packet_len
- s
->index
;
3426 memcpy(s
->buf
+ s
->index
, buf
, l
);
3430 if (s
->index
>= s
->packet_len
) {
3431 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
3440 static void net_socket_send_dgram(void *opaque
)
3442 NetSocketState
*s
= opaque
;
3445 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
3449 /* end of connection */
3450 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3453 qemu_send_packet(s
->vc
, s
->buf
, size
);
3456 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
3461 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
3462 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
3463 inet_ntoa(mcastaddr
->sin_addr
),
3464 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
3468 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
3470 perror("socket(PF_INET, SOCK_DGRAM)");
3475 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
3476 (const char *)&val
, sizeof(val
));
3478 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3482 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
3488 /* Add host to multicast group */
3489 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
3490 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
3492 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
3493 (const char *)&imr
, sizeof(struct ip_mreq
));
3495 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3499 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3501 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
3502 (const char *)&val
, sizeof(val
));
3504 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3508 socket_set_nonblock(fd
);
3516 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
3519 struct sockaddr_in saddr
;
3521 socklen_t saddr_len
;
3524 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3525 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3526 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3530 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
3532 if (saddr
.sin_addr
.s_addr
==0) {
3533 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3537 /* clone dgram socket */
3538 newfd
= net_socket_mcast_create(&saddr
);
3540 /* error already reported by net_socket_mcast_create() */
3544 /* clone newfd to fd, close newfd */
3549 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3550 fd
, strerror(errno
));
3555 s
= qemu_mallocz(sizeof(NetSocketState
));
3560 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
3561 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
3563 /* mcast: save bound address as dst */
3564 if (is_connected
) s
->dgram_dst
=saddr
;
3566 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3567 "socket: fd=%d (%s mcast=%s:%d)",
3568 fd
, is_connected
? "cloned" : "",
3569 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3573 static void net_socket_connect(void *opaque
)
3575 NetSocketState
*s
= opaque
;
3576 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
3579 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
3583 s
= qemu_mallocz(sizeof(NetSocketState
));
3587 s
->vc
= qemu_new_vlan_client(vlan
,
3588 net_socket_receive
, NULL
, s
);
3589 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3590 "socket: fd=%d", fd
);
3592 net_socket_connect(s
);
3594 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
3599 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
3602 int so_type
=-1, optlen
=sizeof(so_type
);
3604 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
, &optlen
)< 0) {
3605 fprintf(stderr
, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd
);
3610 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
3612 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3614 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3615 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
3616 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3621 static void net_socket_accept(void *opaque
)
3623 NetSocketListenState
*s
= opaque
;
3625 struct sockaddr_in saddr
;
3630 len
= sizeof(saddr
);
3631 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
3632 if (fd
< 0 && errno
!= EINTR
) {
3634 } else if (fd
>= 0) {
3638 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
3642 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
3643 "socket: connection from %s:%d",
3644 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3648 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
3650 NetSocketListenState
*s
;
3652 struct sockaddr_in saddr
;
3654 if (parse_host_port(&saddr
, host_str
) < 0)
3657 s
= qemu_mallocz(sizeof(NetSocketListenState
));
3661 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3666 socket_set_nonblock(fd
);
3668 /* allow fast reuse */
3670 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3672 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
3677 ret
= listen(fd
, 0);
3684 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
3688 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
3691 int fd
, connected
, ret
, err
;
3692 struct sockaddr_in saddr
;
3694 if (parse_host_port(&saddr
, host_str
) < 0)
3697 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3702 socket_set_nonblock(fd
);
3706 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
3708 err
= socket_error();
3709 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3710 } else if (err
== EINPROGRESS
) {
3722 s
= net_socket_fd_init(vlan
, fd
, connected
);
3725 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3726 "socket: connect to %s:%d",
3727 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3731 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
3735 struct sockaddr_in saddr
;
3737 if (parse_host_port(&saddr
, host_str
) < 0)
3741 fd
= net_socket_mcast_create(&saddr
);
3745 s
= net_socket_fd_init(vlan
, fd
, 0);
3749 s
->dgram_dst
= saddr
;
3751 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3752 "socket: mcast=%s:%d",
3753 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3758 static int get_param_value(char *buf
, int buf_size
,
3759 const char *tag
, const char *str
)
3768 while (*p
!= '\0' && *p
!= '=') {
3769 if ((q
- option
) < sizeof(option
) - 1)
3777 if (!strcmp(tag
, option
)) {
3779 while (*p
!= '\0' && *p
!= ',') {
3780 if ((q
- buf
) < buf_size
- 1)
3787 while (*p
!= '\0' && *p
!= ',') {
3798 static int net_client_init(const char *str
)
3809 while (*p
!= '\0' && *p
!= ',') {
3810 if ((q
- device
) < sizeof(device
) - 1)
3818 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
3819 vlan_id
= strtol(buf
, NULL
, 0);
3821 vlan
= qemu_find_vlan(vlan_id
);
3823 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
3826 if (!strcmp(device
, "nic")) {
3830 if (nb_nics
>= MAX_NICS
) {
3831 fprintf(stderr
, "Too Many NICs\n");
3834 nd
= &nd_table
[nb_nics
];
3835 macaddr
= nd
->macaddr
;
3841 macaddr
[5] = 0x56 + nb_nics
;
3843 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
3844 if (parse_macaddr(macaddr
, buf
) < 0) {
3845 fprintf(stderr
, "invalid syntax for ethernet address\n");
3849 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
3850 nd
->model
= strdup(buf
);
3856 if (!strcmp(device
, "none")) {
3857 /* does nothing. It is needed to signal that no network cards
3862 if (!strcmp(device
, "user")) {
3863 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
3864 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
3866 ret
= net_slirp_init(vlan
);
3870 if (!strcmp(device
, "tap")) {
3872 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
3873 fprintf(stderr
, "tap: no interface name\n");
3876 ret
= tap_win32_init(vlan
, ifname
);
3879 if (!strcmp(device
, "tap")) {
3881 char setup_script
[1024];
3883 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
3884 fd
= strtol(buf
, NULL
, 0);
3886 if (net_tap_fd_init(vlan
, fd
))
3889 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
3892 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
3893 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
3895 ret
= net_tap_init(vlan
, ifname
, setup_script
);
3899 if (!strcmp(device
, "socket")) {
3900 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
3902 fd
= strtol(buf
, NULL
, 0);
3904 if (net_socket_fd_init(vlan
, fd
, 1))
3906 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
3907 ret
= net_socket_listen_init(vlan
, buf
);
3908 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
3909 ret
= net_socket_connect_init(vlan
, buf
);
3910 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
3911 ret
= net_socket_mcast_init(vlan
, buf
);
3913 fprintf(stderr
, "Unknown socket options: %s\n", p
);
3918 fprintf(stderr
, "Unknown network device: %s\n", device
);
3922 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
3928 void do_info_network(void)
3931 VLANClientState
*vc
;
3933 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3934 term_printf("VLAN %d devices:\n", vlan
->id
);
3935 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
3936 term_printf(" %s\n", vc
->info_str
);
3940 /***********************************************************/
3943 static USBPort
*used_usb_ports
;
3944 static USBPort
*free_usb_ports
;
3946 /* ??? Maybe change this to register a hub to keep track of the topology. */
3947 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
3948 usb_attachfn attach
)
3950 port
->opaque
= opaque
;
3951 port
->index
= index
;
3952 port
->attach
= attach
;
3953 port
->next
= free_usb_ports
;
3954 free_usb_ports
= port
;
3957 static int usb_device_add(const char *devname
)
3963 if (!free_usb_ports
)
3966 if (strstart(devname
, "host:", &p
)) {
3967 dev
= usb_host_device_open(p
);
3968 } else if (!strcmp(devname
, "mouse")) {
3969 dev
= usb_mouse_init();
3970 } else if (!strcmp(devname
, "tablet")) {
3971 dev
= usb_tablet_init();
3972 } else if (strstart(devname
, "disk:", &p
)) {
3973 dev
= usb_msd_init(p
);
3980 /* Find a USB port to add the device to. */
3981 port
= free_usb_ports
;
3985 /* Create a new hub and chain it on. */
3986 free_usb_ports
= NULL
;
3987 port
->next
= used_usb_ports
;
3988 used_usb_ports
= port
;
3990 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
3991 usb_attach(port
, hub
);
3992 port
= free_usb_ports
;
3995 free_usb_ports
= port
->next
;
3996 port
->next
= used_usb_ports
;
3997 used_usb_ports
= port
;
3998 usb_attach(port
, dev
);
4002 static int usb_device_del(const char *devname
)
4010 if (!used_usb_ports
)
4013 p
= strchr(devname
, '.');
4016 bus_num
= strtoul(devname
, NULL
, 0);
4017 addr
= strtoul(p
+ 1, NULL
, 0);
4021 lastp
= &used_usb_ports
;
4022 port
= used_usb_ports
;
4023 while (port
&& port
->dev
->addr
!= addr
) {
4024 lastp
= &port
->next
;
4032 *lastp
= port
->next
;
4033 usb_attach(port
, NULL
);
4034 dev
->handle_destroy(dev
);
4035 port
->next
= free_usb_ports
;
4036 free_usb_ports
= port
;
4040 void do_usb_add(const char *devname
)
4043 ret
= usb_device_add(devname
);
4045 term_printf("Could not add USB device '%s'\n", devname
);
4048 void do_usb_del(const char *devname
)
4051 ret
= usb_device_del(devname
);
4053 term_printf("Could not remove USB device '%s'\n", devname
);
4060 const char *speed_str
;
4063 term_printf("USB support not enabled\n");
4067 for (port
= used_usb_ports
; port
; port
= port
->next
) {
4071 switch(dev
->speed
) {
4075 case USB_SPEED_FULL
:
4078 case USB_SPEED_HIGH
:
4085 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4086 0, dev
->addr
, speed_str
, dev
->devname
);
4090 /***********************************************************/
4093 static char *pid_filename
;
4095 /* Remove PID file. Called on normal exit */
4097 static void remove_pidfile(void)
4099 unlink (pid_filename
);
4102 static void create_pidfile(const char *filename
)
4104 struct stat pidstat
;
4107 /* Try to write our PID to the named file */
4108 if (stat(filename
, &pidstat
) < 0) {
4109 if (errno
== ENOENT
) {
4110 if ((f
= fopen (filename
, "w")) == NULL
) {
4111 perror("Opening pidfile");
4114 fprintf(f
, "%d\n", getpid());
4116 pid_filename
= qemu_strdup(filename
);
4117 if (!pid_filename
) {
4118 fprintf(stderr
, "Could not save PID filename");
4121 atexit(remove_pidfile
);
4124 fprintf(stderr
, "%s already exists. Remove it and try again.\n",
4130 /***********************************************************/
4133 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
4137 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
4141 static void dumb_refresh(DisplayState
*ds
)
4146 void dumb_display_init(DisplayState
*ds
)
4151 ds
->dpy_update
= dumb_update
;
4152 ds
->dpy_resize
= dumb_resize
;
4153 ds
->dpy_refresh
= dumb_refresh
;
4156 /***********************************************************/
4159 #define MAX_IO_HANDLERS 64
4161 typedef struct IOHandlerRecord
{
4163 IOCanRWHandler
*fd_read_poll
;
4165 IOHandler
*fd_write
;
4167 /* temporary data */
4169 struct IOHandlerRecord
*next
;
4172 static IOHandlerRecord
*first_io_handler
;
4174 /* XXX: fd_read_poll should be suppressed, but an API change is
4175 necessary in the character devices to suppress fd_can_read(). */
4176 int qemu_set_fd_handler2(int fd
,
4177 IOCanRWHandler
*fd_read_poll
,
4179 IOHandler
*fd_write
,
4182 IOHandlerRecord
**pioh
, *ioh
;
4184 if (!fd_read
&& !fd_write
) {
4185 pioh
= &first_io_handler
;
4190 if (ioh
->fd
== fd
) {
4198 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
4202 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
4205 ioh
->next
= first_io_handler
;
4206 first_io_handler
= ioh
;
4209 ioh
->fd_read_poll
= fd_read_poll
;
4210 ioh
->fd_read
= fd_read
;
4211 ioh
->fd_write
= fd_write
;
4212 ioh
->opaque
= opaque
;
4217 int qemu_set_fd_handler(int fd
,
4219 IOHandler
*fd_write
,
4222 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
4225 /***********************************************************/
4226 /* Polling handling */
4228 typedef struct PollingEntry
{
4231 struct PollingEntry
*next
;
4234 static PollingEntry
*first_polling_entry
;
4236 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
4238 PollingEntry
**ppe
, *pe
;
4239 pe
= qemu_mallocz(sizeof(PollingEntry
));
4243 pe
->opaque
= opaque
;
4244 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
4249 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
4251 PollingEntry
**ppe
, *pe
;
4252 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
4254 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
4263 /***********************************************************/
4264 /* Wait objects support */
4265 typedef struct WaitObjects
{
4267 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
4268 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
4269 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
4272 static WaitObjects wait_objects
= {0};
4274 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4276 WaitObjects
*w
= &wait_objects
;
4278 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
4280 w
->events
[w
->num
] = handle
;
4281 w
->func
[w
->num
] = func
;
4282 w
->opaque
[w
->num
] = opaque
;
4287 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4290 WaitObjects
*w
= &wait_objects
;
4293 for (i
= 0; i
< w
->num
; i
++) {
4294 if (w
->events
[i
] == handle
)
4297 w
->events
[i
] = w
->events
[i
+ 1];
4298 w
->func
[i
] = w
->func
[i
+ 1];
4299 w
->opaque
[i
] = w
->opaque
[i
+ 1];
4307 /***********************************************************/
4308 /* savevm/loadvm support */
4310 #define IO_BUF_SIZE 32768
4314 BlockDriverState
*bs
;
4317 int64_t base_offset
;
4318 int64_t buf_offset
; /* start of buffer when writing, end of buffer
4321 int buf_size
; /* 0 when writing */
4322 uint8_t buf
[IO_BUF_SIZE
];
4325 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
4329 f
= qemu_mallocz(sizeof(QEMUFile
));
4332 if (!strcmp(mode
, "wb")) {
4334 } else if (!strcmp(mode
, "rb")) {
4339 f
->outfile
= fopen(filename
, mode
);
4351 QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
4355 f
= qemu_mallocz(sizeof(QEMUFile
));
4360 f
->is_writable
= is_writable
;
4361 f
->base_offset
= offset
;
4365 void qemu_fflush(QEMUFile
*f
)
4367 if (!f
->is_writable
)
4369 if (f
->buf_index
> 0) {
4371 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
4372 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
4374 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
4375 f
->buf
, f
->buf_index
);
4377 f
->buf_offset
+= f
->buf_index
;
4382 static void qemu_fill_buffer(QEMUFile
*f
)
4389 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
4390 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
4394 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
4395 f
->buf
, IO_BUF_SIZE
);
4401 f
->buf_offset
+= len
;
4404 void qemu_fclose(QEMUFile
*f
)
4414 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
4418 l
= IO_BUF_SIZE
- f
->buf_index
;
4421 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
4425 if (f
->buf_index
>= IO_BUF_SIZE
)
4430 void qemu_put_byte(QEMUFile
*f
, int v
)
4432 f
->buf
[f
->buf_index
++] = v
;
4433 if (f
->buf_index
>= IO_BUF_SIZE
)
4437 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
4443 l
= f
->buf_size
- f
->buf_index
;
4445 qemu_fill_buffer(f
);
4446 l
= f
->buf_size
- f
->buf_index
;
4452 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
4457 return size1
- size
;
4460 int qemu_get_byte(QEMUFile
*f
)
4462 if (f
->buf_index
>= f
->buf_size
) {
4463 qemu_fill_buffer(f
);
4464 if (f
->buf_index
>= f
->buf_size
)
4467 return f
->buf
[f
->buf_index
++];
4470 int64_t qemu_ftell(QEMUFile
*f
)
4472 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
4475 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
4477 if (whence
== SEEK_SET
) {
4479 } else if (whence
== SEEK_CUR
) {
4480 pos
+= qemu_ftell(f
);
4482 /* SEEK_END not supported */
4485 if (f
->is_writable
) {
4487 f
->buf_offset
= pos
;
4489 f
->buf_offset
= pos
;
4496 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
4498 qemu_put_byte(f
, v
>> 8);
4499 qemu_put_byte(f
, v
);
4502 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
4504 qemu_put_byte(f
, v
>> 24);
4505 qemu_put_byte(f
, v
>> 16);
4506 qemu_put_byte(f
, v
>> 8);
4507 qemu_put_byte(f
, v
);
4510 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
4512 qemu_put_be32(f
, v
>> 32);
4513 qemu_put_be32(f
, v
);
4516 unsigned int qemu_get_be16(QEMUFile
*f
)
4519 v
= qemu_get_byte(f
) << 8;
4520 v
|= qemu_get_byte(f
);
4524 unsigned int qemu_get_be32(QEMUFile
*f
)
4527 v
= qemu_get_byte(f
) << 24;
4528 v
|= qemu_get_byte(f
) << 16;
4529 v
|= qemu_get_byte(f
) << 8;
4530 v
|= qemu_get_byte(f
);
4534 uint64_t qemu_get_be64(QEMUFile
*f
)
4537 v
= (uint64_t)qemu_get_be32(f
) << 32;
4538 v
|= qemu_get_be32(f
);
4542 typedef struct SaveStateEntry
{
4546 SaveStateHandler
*save_state
;
4547 LoadStateHandler
*load_state
;
4549 struct SaveStateEntry
*next
;
4552 static SaveStateEntry
*first_se
;
4554 int register_savevm(const char *idstr
,
4557 SaveStateHandler
*save_state
,
4558 LoadStateHandler
*load_state
,
4561 SaveStateEntry
*se
, **pse
;
4563 se
= qemu_malloc(sizeof(SaveStateEntry
));
4566 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
4567 se
->instance_id
= instance_id
;
4568 se
->version_id
= version_id
;
4569 se
->save_state
= save_state
;
4570 se
->load_state
= load_state
;
4571 se
->opaque
= opaque
;
4574 /* add at the end of list */
4576 while (*pse
!= NULL
)
4577 pse
= &(*pse
)->next
;
4582 #define QEMU_VM_FILE_MAGIC 0x5145564d
4583 #define QEMU_VM_FILE_VERSION 0x00000002
4585 int qemu_savevm_state(QEMUFile
*f
)
4589 int64_t cur_pos
, len_pos
, total_len_pos
;
4591 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
4592 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
4593 total_len_pos
= qemu_ftell(f
);
4594 qemu_put_be64(f
, 0); /* total size */
4596 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4598 len
= strlen(se
->idstr
);
4599 qemu_put_byte(f
, len
);
4600 qemu_put_buffer(f
, se
->idstr
, len
);
4602 qemu_put_be32(f
, se
->instance_id
);
4603 qemu_put_be32(f
, se
->version_id
);
4605 /* record size: filled later */
4606 len_pos
= qemu_ftell(f
);
4607 qemu_put_be32(f
, 0);
4609 se
->save_state(f
, se
->opaque
);
4611 /* fill record size */
4612 cur_pos
= qemu_ftell(f
);
4613 len
= cur_pos
- len_pos
- 4;
4614 qemu_fseek(f
, len_pos
, SEEK_SET
);
4615 qemu_put_be32(f
, len
);
4616 qemu_fseek(f
, cur_pos
, SEEK_SET
);
4618 cur_pos
= qemu_ftell(f
);
4619 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
4620 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
4621 qemu_fseek(f
, cur_pos
, SEEK_SET
);
4627 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
4631 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4632 if (!strcmp(se
->idstr
, idstr
) &&
4633 instance_id
== se
->instance_id
)
4639 int qemu_loadvm_state(QEMUFile
*f
)
4642 int len
, ret
, instance_id
, record_len
, version_id
;
4643 int64_t total_len
, end_pos
, cur_pos
;
4647 v
= qemu_get_be32(f
);
4648 if (v
!= QEMU_VM_FILE_MAGIC
)
4650 v
= qemu_get_be32(f
);
4651 if (v
!= QEMU_VM_FILE_VERSION
) {
4656 total_len
= qemu_get_be64(f
);
4657 end_pos
= total_len
+ qemu_ftell(f
);
4659 if (qemu_ftell(f
) >= end_pos
)
4661 len
= qemu_get_byte(f
);
4662 qemu_get_buffer(f
, idstr
, len
);
4664 instance_id
= qemu_get_be32(f
);
4665 version_id
= qemu_get_be32(f
);
4666 record_len
= qemu_get_be32(f
);
4668 printf("idstr=%s instance=0x%x version=%d len=%d\n",
4669 idstr
, instance_id
, version_id
, record_len
);
4671 cur_pos
= qemu_ftell(f
);
4672 se
= find_se(idstr
, instance_id
);
4674 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
4675 instance_id
, idstr
);
4677 ret
= se
->load_state(f
, se
->opaque
, version_id
);
4679 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
4680 instance_id
, idstr
);
4683 /* always seek to exact end of record */
4684 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
4691 /* device can contain snapshots */
4692 static int bdrv_can_snapshot(BlockDriverState
*bs
)
4695 !bdrv_is_removable(bs
) &&
4696 !bdrv_is_read_only(bs
));
4699 /* device must be snapshots in order to have a reliable snapshot */
4700 static int bdrv_has_snapshot(BlockDriverState
*bs
)
4703 !bdrv_is_removable(bs
) &&
4704 !bdrv_is_read_only(bs
));
4707 static BlockDriverState
*get_bs_snapshots(void)
4709 BlockDriverState
*bs
;
4713 return bs_snapshots
;
4714 for(i
= 0; i
<= MAX_DISKS
; i
++) {
4716 if (bdrv_can_snapshot(bs
))
4725 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
4728 QEMUSnapshotInfo
*sn_tab
, *sn
;
4732 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
4735 for(i
= 0; i
< nb_sns
; i
++) {
4737 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
4747 void do_savevm(const char *name
)
4749 BlockDriverState
*bs
, *bs1
;
4750 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
4751 int must_delete
, ret
, i
;
4752 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
4754 int saved_vm_running
;
4761 bs
= get_bs_snapshots();
4763 term_printf("No block device can accept snapshots\n");
4767 /* ??? Should this occur after vm_stop? */
4770 saved_vm_running
= vm_running
;
4775 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
4780 memset(sn
, 0, sizeof(*sn
));
4782 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
4783 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
4786 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
4789 /* fill auxiliary fields */
4792 sn
->date_sec
= tb
.time
;
4793 sn
->date_nsec
= tb
.millitm
* 1000000;
4795 gettimeofday(&tv
, NULL
);
4796 sn
->date_sec
= tv
.tv_sec
;
4797 sn
->date_nsec
= tv
.tv_usec
* 1000;
4799 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
4801 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
4802 term_printf("Device %s does not support VM state snapshots\n",
4803 bdrv_get_device_name(bs
));
4807 /* save the VM state */
4808 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
4810 term_printf("Could not open VM state file\n");
4813 ret
= qemu_savevm_state(f
);
4814 sn
->vm_state_size
= qemu_ftell(f
);
4817 term_printf("Error %d while writing VM\n", ret
);
4821 /* create the snapshots */
4823 for(i
= 0; i
< MAX_DISKS
; i
++) {
4825 if (bdrv_has_snapshot(bs1
)) {
4827 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
4829 term_printf("Error while deleting snapshot on '%s'\n",
4830 bdrv_get_device_name(bs1
));
4833 ret
= bdrv_snapshot_create(bs1
, sn
);
4835 term_printf("Error while creating snapshot on '%s'\n",
4836 bdrv_get_device_name(bs1
));
4842 if (saved_vm_running
)
4846 void do_loadvm(const char *name
)
4848 BlockDriverState
*bs
, *bs1
;
4849 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
4852 int saved_vm_running
;
4854 bs
= get_bs_snapshots();
4856 term_printf("No block device supports snapshots\n");
4860 /* Flush all IO requests so they don't interfere with the new state. */
4863 saved_vm_running
= vm_running
;
4866 for(i
= 0; i
<= MAX_DISKS
; i
++) {
4868 if (bdrv_has_snapshot(bs1
)) {
4869 ret
= bdrv_snapshot_goto(bs1
, name
);
4872 term_printf("Warning: ");
4875 term_printf("Snapshots not supported on device '%s'\n",
4876 bdrv_get_device_name(bs1
));
4879 term_printf("Could not find snapshot '%s' on device '%s'\n",
4880 name
, bdrv_get_device_name(bs1
));
4883 term_printf("Error %d while activating snapshot on '%s'\n",
4884 ret
, bdrv_get_device_name(bs1
));
4887 /* fatal on snapshot block device */
4894 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
4895 term_printf("Device %s does not support VM state snapshots\n",
4896 bdrv_get_device_name(bs
));
4900 /* restore the VM state */
4901 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
4903 term_printf("Could not open VM state file\n");
4906 ret
= qemu_loadvm_state(f
);
4909 term_printf("Error %d while loading VM state\n", ret
);
4912 if (saved_vm_running
)
4916 void do_delvm(const char *name
)
4918 BlockDriverState
*bs
, *bs1
;
4921 bs
= get_bs_snapshots();
4923 term_printf("No block device supports snapshots\n");
4927 for(i
= 0; i
<= MAX_DISKS
; i
++) {
4929 if (bdrv_has_snapshot(bs1
)) {
4930 ret
= bdrv_snapshot_delete(bs1
, name
);
4932 if (ret
== -ENOTSUP
)
4933 term_printf("Snapshots not supported on device '%s'\n",
4934 bdrv_get_device_name(bs1
));
4936 term_printf("Error %d while deleting snapshot on '%s'\n",
4937 ret
, bdrv_get_device_name(bs1
));
4943 void do_info_snapshots(void)
4945 BlockDriverState
*bs
, *bs1
;
4946 QEMUSnapshotInfo
*sn_tab
, *sn
;
4950 bs
= get_bs_snapshots();
4952 term_printf("No available block device supports snapshots\n");
4955 term_printf("Snapshot devices:");
4956 for(i
= 0; i
<= MAX_DISKS
; i
++) {
4958 if (bdrv_has_snapshot(bs1
)) {
4960 term_printf(" %s", bdrv_get_device_name(bs1
));
4965 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
4967 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
4970 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
4971 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
4972 for(i
= 0; i
< nb_sns
; i
++) {
4974 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
4979 /***********************************************************/
4980 /* cpu save/restore */
4982 #if defined(TARGET_I386)
4984 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
4986 qemu_put_be32(f
, dt
->selector
);
4987 qemu_put_betl(f
, dt
->base
);
4988 qemu_put_be32(f
, dt
->limit
);
4989 qemu_put_be32(f
, dt
->flags
);
4992 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
4994 dt
->selector
= qemu_get_be32(f
);
4995 dt
->base
= qemu_get_betl(f
);
4996 dt
->limit
= qemu_get_be32(f
);
4997 dt
->flags
= qemu_get_be32(f
);
5000 void cpu_save(QEMUFile
*f
, void *opaque
)
5002 CPUState
*env
= opaque
;
5003 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
5007 for(i
= 0; i
< CPU_NB_REGS
; i
++)
5008 qemu_put_betls(f
, &env
->regs
[i
]);
5009 qemu_put_betls(f
, &env
->eip
);
5010 qemu_put_betls(f
, &env
->eflags
);
5011 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
5012 qemu_put_be32s(f
, &hflags
);
5016 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
5018 for(i
= 0; i
< 8; i
++) {
5019 fptag
|= ((!env
->fptags
[i
]) << i
);
5022 qemu_put_be16s(f
, &fpuc
);
5023 qemu_put_be16s(f
, &fpus
);
5024 qemu_put_be16s(f
, &fptag
);
5026 #ifdef USE_X86LDOUBLE
5031 qemu_put_be16s(f
, &fpregs_format
);
5033 for(i
= 0; i
< 8; i
++) {
5034 #ifdef USE_X86LDOUBLE
5038 /* we save the real CPU data (in case of MMX usage only 'mant'
5039 contains the MMX register */
5040 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
5041 qemu_put_be64(f
, mant
);
5042 qemu_put_be16(f
, exp
);
5045 /* if we use doubles for float emulation, we save the doubles to
5046 avoid losing information in case of MMX usage. It can give
5047 problems if the image is restored on a CPU where long
5048 doubles are used instead. */
5049 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
5053 for(i
= 0; i
< 6; i
++)
5054 cpu_put_seg(f
, &env
->segs
[i
]);
5055 cpu_put_seg(f
, &env
->ldt
);
5056 cpu_put_seg(f
, &env
->tr
);
5057 cpu_put_seg(f
, &env
->gdt
);
5058 cpu_put_seg(f
, &env
->idt
);
5060 qemu_put_be32s(f
, &env
->sysenter_cs
);
5061 qemu_put_be32s(f
, &env
->sysenter_esp
);
5062 qemu_put_be32s(f
, &env
->sysenter_eip
);
5064 qemu_put_betls(f
, &env
->cr
[0]);
5065 qemu_put_betls(f
, &env
->cr
[2]);
5066 qemu_put_betls(f
, &env
->cr
[3]);
5067 qemu_put_betls(f
, &env
->cr
[4]);
5069 for(i
= 0; i
< 8; i
++)
5070 qemu_put_betls(f
, &env
->dr
[i
]);
5073 qemu_put_be32s(f
, &env
->a20_mask
);
5076 qemu_put_be32s(f
, &env
->mxcsr
);
5077 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
5078 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
5079 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
5082 #ifdef TARGET_X86_64
5083 qemu_put_be64s(f
, &env
->efer
);
5084 qemu_put_be64s(f
, &env
->star
);
5085 qemu_put_be64s(f
, &env
->lstar
);
5086 qemu_put_be64s(f
, &env
->cstar
);
5087 qemu_put_be64s(f
, &env
->fmask
);
5088 qemu_put_be64s(f
, &env
->kernelgsbase
);
5090 qemu_put_be32s(f
, &env
->smbase
);
5093 #ifdef USE_X86LDOUBLE
5094 /* XXX: add that in a FPU generic layer */
5095 union x86_longdouble
{
5100 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5101 #define EXPBIAS1 1023
5102 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5103 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5105 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
5109 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
5110 /* exponent + sign */
5111 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
5112 e
|= SIGND1(temp
) >> 16;
5117 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5119 CPUState
*env
= opaque
;
5122 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
5124 if (version_id
!= 3 && version_id
!= 4)
5126 for(i
= 0; i
< CPU_NB_REGS
; i
++)
5127 qemu_get_betls(f
, &env
->regs
[i
]);
5128 qemu_get_betls(f
, &env
->eip
);
5129 qemu_get_betls(f
, &env
->eflags
);
5130 qemu_get_be32s(f
, &hflags
);
5132 qemu_get_be16s(f
, &fpuc
);
5133 qemu_get_be16s(f
, &fpus
);
5134 qemu_get_be16s(f
, &fptag
);
5135 qemu_get_be16s(f
, &fpregs_format
);
5137 /* NOTE: we cannot always restore the FPU state if the image come
5138 from a host with a different 'USE_X86LDOUBLE' define. We guess
5139 if we are in an MMX state to restore correctly in that case. */
5140 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
5141 for(i
= 0; i
< 8; i
++) {
5145 switch(fpregs_format
) {
5147 mant
= qemu_get_be64(f
);
5148 exp
= qemu_get_be16(f
);
5149 #ifdef USE_X86LDOUBLE
5150 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
5152 /* difficult case */
5154 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
5156 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
5160 mant
= qemu_get_be64(f
);
5161 #ifdef USE_X86LDOUBLE
5163 union x86_longdouble
*p
;
5164 /* difficult case */
5165 p
= (void *)&env
->fpregs
[i
];
5170 fp64_to_fp80(p
, mant
);
5174 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
5183 /* XXX: restore FPU round state */
5184 env
->fpstt
= (fpus
>> 11) & 7;
5185 env
->fpus
= fpus
& ~0x3800;
5187 for(i
= 0; i
< 8; i
++) {
5188 env
->fptags
[i
] = (fptag
>> i
) & 1;
5191 for(i
= 0; i
< 6; i
++)
5192 cpu_get_seg(f
, &env
->segs
[i
]);
5193 cpu_get_seg(f
, &env
->ldt
);
5194 cpu_get_seg(f
, &env
->tr
);
5195 cpu_get_seg(f
, &env
->gdt
);
5196 cpu_get_seg(f
, &env
->idt
);
5198 qemu_get_be32s(f
, &env
->sysenter_cs
);
5199 qemu_get_be32s(f
, &env
->sysenter_esp
);
5200 qemu_get_be32s(f
, &env
->sysenter_eip
);
5202 qemu_get_betls(f
, &env
->cr
[0]);
5203 qemu_get_betls(f
, &env
->cr
[2]);
5204 qemu_get_betls(f
, &env
->cr
[3]);
5205 qemu_get_betls(f
, &env
->cr
[4]);
5207 for(i
= 0; i
< 8; i
++)
5208 qemu_get_betls(f
, &env
->dr
[i
]);
5211 qemu_get_be32s(f
, &env
->a20_mask
);
5213 qemu_get_be32s(f
, &env
->mxcsr
);
5214 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
5215 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
5216 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
5219 #ifdef TARGET_X86_64
5220 qemu_get_be64s(f
, &env
->efer
);
5221 qemu_get_be64s(f
, &env
->star
);
5222 qemu_get_be64s(f
, &env
->lstar
);
5223 qemu_get_be64s(f
, &env
->cstar
);
5224 qemu_get_be64s(f
, &env
->fmask
);
5225 qemu_get_be64s(f
, &env
->kernelgsbase
);
5227 if (version_id
>= 4)
5228 qemu_get_be32s(f
, &env
->smbase
);
5230 /* XXX: compute hflags from scratch, except for CPL and IIF */
5231 env
->hflags
= hflags
;
5236 #elif defined(TARGET_PPC)
5237 void cpu_save(QEMUFile
*f
, void *opaque
)
5241 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5246 #elif defined(TARGET_MIPS)
5247 void cpu_save(QEMUFile
*f
, void *opaque
)
5251 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5256 #elif defined(TARGET_SPARC)
5257 void cpu_save(QEMUFile
*f
, void *opaque
)
5259 CPUState
*env
= opaque
;
5263 for(i
= 0; i
< 8; i
++)
5264 qemu_put_betls(f
, &env
->gregs
[i
]);
5265 for(i
= 0; i
< NWINDOWS
* 16; i
++)
5266 qemu_put_betls(f
, &env
->regbase
[i
]);
5269 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
5275 qemu_put_be32(f
, u
.i
);
5278 qemu_put_betls(f
, &env
->pc
);
5279 qemu_put_betls(f
, &env
->npc
);
5280 qemu_put_betls(f
, &env
->y
);
5282 qemu_put_be32(f
, tmp
);
5283 qemu_put_betls(f
, &env
->fsr
);
5284 qemu_put_betls(f
, &env
->tbr
);
5285 #ifndef TARGET_SPARC64
5286 qemu_put_be32s(f
, &env
->wim
);
5288 for(i
= 0; i
< 16; i
++)
5289 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
5293 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5295 CPUState
*env
= opaque
;
5299 for(i
= 0; i
< 8; i
++)
5300 qemu_get_betls(f
, &env
->gregs
[i
]);
5301 for(i
= 0; i
< NWINDOWS
* 16; i
++)
5302 qemu_get_betls(f
, &env
->regbase
[i
]);
5305 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
5310 u
.i
= qemu_get_be32(f
);
5314 qemu_get_betls(f
, &env
->pc
);
5315 qemu_get_betls(f
, &env
->npc
);
5316 qemu_get_betls(f
, &env
->y
);
5317 tmp
= qemu_get_be32(f
);
5318 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
5319 correctly updated */
5321 qemu_get_betls(f
, &env
->fsr
);
5322 qemu_get_betls(f
, &env
->tbr
);
5323 #ifndef TARGET_SPARC64
5324 qemu_get_be32s(f
, &env
->wim
);
5326 for(i
= 0; i
< 16; i
++)
5327 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
5333 #elif defined(TARGET_ARM)
5335 /* ??? Need to implement these. */
5336 void cpu_save(QEMUFile
*f
, void *opaque
)
5340 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5347 #warning No CPU save/restore functions
5351 /***********************************************************/
5352 /* ram save/restore */
5354 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
5358 v
= qemu_get_byte(f
);
5361 if (qemu_get_buffer(f
, buf
, len
) != len
)
5365 v
= qemu_get_byte(f
);
5366 memset(buf
, v
, len
);
5374 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
5378 if (qemu_get_be32(f
) != phys_ram_size
)
5380 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
5381 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
5388 #define BDRV_HASH_BLOCK_SIZE 1024
5389 #define IOBUF_SIZE 4096
5390 #define RAM_CBLOCK_MAGIC 0xfabe
5392 typedef struct RamCompressState
{
5395 uint8_t buf
[IOBUF_SIZE
];
5398 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
5401 memset(s
, 0, sizeof(*s
));
5403 ret
= deflateInit2(&s
->zstream
, 1,
5405 9, Z_DEFAULT_STRATEGY
);
5408 s
->zstream
.avail_out
= IOBUF_SIZE
;
5409 s
->zstream
.next_out
= s
->buf
;
5413 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
5415 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
5416 qemu_put_be16(s
->f
, len
);
5417 qemu_put_buffer(s
->f
, buf
, len
);
5420 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
5424 s
->zstream
.avail_in
= len
;
5425 s
->zstream
.next_in
= (uint8_t *)buf
;
5426 while (s
->zstream
.avail_in
> 0) {
5427 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
5430 if (s
->zstream
.avail_out
== 0) {
5431 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
5432 s
->zstream
.avail_out
= IOBUF_SIZE
;
5433 s
->zstream
.next_out
= s
->buf
;
5439 static void ram_compress_close(RamCompressState
*s
)
5443 /* compress last bytes */
5445 ret
= deflate(&s
->zstream
, Z_FINISH
);
5446 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
5447 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
5449 ram_put_cblock(s
, s
->buf
, len
);
5451 s
->zstream
.avail_out
= IOBUF_SIZE
;
5452 s
->zstream
.next_out
= s
->buf
;
5453 if (ret
== Z_STREAM_END
)
5460 deflateEnd(&s
->zstream
);
5463 typedef struct RamDecompressState
{
5466 uint8_t buf
[IOBUF_SIZE
];
5467 } RamDecompressState
;
5469 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
5472 memset(s
, 0, sizeof(*s
));
5474 ret
= inflateInit(&s
->zstream
);
5480 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
5484 s
->zstream
.avail_out
= len
;
5485 s
->zstream
.next_out
= buf
;
5486 while (s
->zstream
.avail_out
> 0) {
5487 if (s
->zstream
.avail_in
== 0) {
5488 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
5490 clen
= qemu_get_be16(s
->f
);
5491 if (clen
> IOBUF_SIZE
)
5493 qemu_get_buffer(s
->f
, s
->buf
, clen
);
5494 s
->zstream
.avail_in
= clen
;
5495 s
->zstream
.next_in
= s
->buf
;
5497 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
5498 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
5505 static void ram_decompress_close(RamDecompressState
*s
)
5507 inflateEnd(&s
->zstream
);
5510 static void ram_save(QEMUFile
*f
, void *opaque
)
5513 RamCompressState s1
, *s
= &s1
;
5516 qemu_put_be32(f
, phys_ram_size
);
5517 if (ram_compress_open(s
, f
) < 0)
5519 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
5521 if (tight_savevm_enabled
) {
5525 /* find if the memory block is available on a virtual
5528 for(j
= 0; j
< MAX_DISKS
; j
++) {
5530 sector_num
= bdrv_hash_find(bs_table
[j
],
5531 phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
5532 if (sector_num
>= 0)
5537 goto normal_compress
;
5540 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
5541 ram_compress_buf(s
, buf
, 10);
5547 ram_compress_buf(s
, buf
, 1);
5548 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
5551 ram_compress_close(s
);
5554 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
5556 RamDecompressState s1
, *s
= &s1
;
5560 if (version_id
== 1)
5561 return ram_load_v1(f
, opaque
);
5562 if (version_id
!= 2)
5564 if (qemu_get_be32(f
) != phys_ram_size
)
5566 if (ram_decompress_open(s
, f
) < 0)
5568 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
5569 if (ram_decompress_buf(s
, buf
, 1) < 0) {
5570 fprintf(stderr
, "Error while reading ram block header\n");
5574 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
5575 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
5584 ram_decompress_buf(s
, buf
+ 1, 9);
5586 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
5587 if (bs_index
>= MAX_DISKS
|| bs_table
[bs_index
] == NULL
) {
5588 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
5591 if (bdrv_read(bs_table
[bs_index
], sector_num
, phys_ram_base
+ i
,
5592 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
5593 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
5594 bs_index
, sector_num
);
5601 printf("Error block header\n");
5605 ram_decompress_close(s
);
5609 /***********************************************************/
5610 /* bottom halves (can be seen as timers which expire ASAP) */
5619 static QEMUBH
*first_bh
= NULL
;
5621 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
5624 bh
= qemu_mallocz(sizeof(QEMUBH
));
5628 bh
->opaque
= opaque
;
5632 int qemu_bh_poll(void)
5651 void qemu_bh_schedule(QEMUBH
*bh
)
5653 CPUState
*env
= cpu_single_env
;
5657 bh
->next
= first_bh
;
5660 /* stop the currently executing CPU to execute the BH ASAP */
5662 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
5666 void qemu_bh_cancel(QEMUBH
*bh
)
5669 if (bh
->scheduled
) {
5672 pbh
= &(*pbh
)->next
;
5678 void qemu_bh_delete(QEMUBH
*bh
)
5684 /***********************************************************/
5685 /* machine registration */
5687 QEMUMachine
*first_machine
= NULL
;
5689 int qemu_register_machine(QEMUMachine
*m
)
5692 pm
= &first_machine
;
5700 QEMUMachine
*find_machine(const char *name
)
5704 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
5705 if (!strcmp(m
->name
, name
))
5711 /***********************************************************/
5712 /* main execution loop */
5714 void gui_update(void *opaque
)
5716 display_state
.dpy_refresh(&display_state
);
5717 qemu_mod_timer(gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
5720 struct vm_change_state_entry
{
5721 VMChangeStateHandler
*cb
;
5723 LIST_ENTRY (vm_change_state_entry
) entries
;
5726 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
5728 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
5731 VMChangeStateEntry
*e
;
5733 e
= qemu_mallocz(sizeof (*e
));
5739 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
5743 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
5745 LIST_REMOVE (e
, entries
);
5749 static void vm_state_notify(int running
)
5751 VMChangeStateEntry
*e
;
5753 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
5754 e
->cb(e
->opaque
, running
);
5758 /* XXX: support several handlers */
5759 static VMStopHandler
*vm_stop_cb
;
5760 static void *vm_stop_opaque
;
5762 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
5765 vm_stop_opaque
= opaque
;
5769 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
5783 void vm_stop(int reason
)
5786 cpu_disable_ticks();
5790 vm_stop_cb(vm_stop_opaque
, reason
);
5797 /* reset/shutdown handler */
5799 typedef struct QEMUResetEntry
{
5800 QEMUResetHandler
*func
;
5802 struct QEMUResetEntry
*next
;
5805 static QEMUResetEntry
*first_reset_entry
;
5806 static int reset_requested
;
5807 static int shutdown_requested
;
5808 static int powerdown_requested
;
5810 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
5812 QEMUResetEntry
**pre
, *re
;
5814 pre
= &first_reset_entry
;
5815 while (*pre
!= NULL
)
5816 pre
= &(*pre
)->next
;
5817 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
5819 re
->opaque
= opaque
;
5824 static void qemu_system_reset(void)
5828 /* reset all devices */
5829 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
5830 re
->func(re
->opaque
);
5834 void qemu_system_reset_request(void)
5837 shutdown_requested
= 1;
5839 reset_requested
= 1;
5842 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
5845 void qemu_system_shutdown_request(void)
5847 shutdown_requested
= 1;
5849 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
5852 void qemu_system_powerdown_request(void)
5854 powerdown_requested
= 1;
5856 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
5859 void main_loop_wait(int timeout
)
5861 IOHandlerRecord
*ioh
, *ioh_next
;
5862 fd_set rfds
, wfds
, xfds
;
5868 /* XXX: need to suppress polling by better using win32 events */
5870 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
5871 ret
|= pe
->func(pe
->opaque
);
5874 if (ret
== 0 && timeout
> 0) {
5876 WaitObjects
*w
= &wait_objects
;
5878 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
5879 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
5880 if (w
->func
[ret
- WAIT_OBJECT_0
])
5881 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
5882 } else if (ret
== WAIT_TIMEOUT
) {
5884 err
= GetLastError();
5885 fprintf(stderr
, "Wait error %d %d\n", ret
, err
);
5889 /* poll any events */
5890 /* XXX: separate device handlers from system ones */
5895 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5897 (!ioh
->fd_read_poll
||
5898 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
5899 FD_SET(ioh
->fd
, &rfds
);
5903 if (ioh
->fd_write
) {
5904 FD_SET(ioh
->fd
, &wfds
);
5914 tv
.tv_usec
= timeout
* 1000;
5916 #if defined(CONFIG_SLIRP)
5918 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
5921 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
5923 /* XXX: better handling of removal */
5924 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh_next
) {
5925 ioh_next
= ioh
->next
;
5926 if (FD_ISSET(ioh
->fd
, &rfds
)) {
5927 ioh
->fd_read(ioh
->opaque
);
5929 if (FD_ISSET(ioh
->fd
, &wfds
)) {
5930 ioh
->fd_write(ioh
->opaque
);
5934 #if defined(CONFIG_SLIRP)
5941 slirp_select_poll(&rfds
, &wfds
, &xfds
);
5948 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
5949 qemu_get_clock(vm_clock
));
5950 /* run dma transfers, if any */
5954 /* real time timers */
5955 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
5956 qemu_get_clock(rt_clock
));
5959 static CPUState
*cur_cpu
;
5964 #ifdef CONFIG_PROFILER
5969 cur_cpu
= first_cpu
;
5976 env
= env
->next_cpu
;
5979 #ifdef CONFIG_PROFILER
5980 ti
= profile_getclock();
5982 ret
= cpu_exec(env
);
5983 #ifdef CONFIG_PROFILER
5984 qemu_time
+= profile_getclock() - ti
;
5986 if (ret
!= EXCP_HALTED
)
5988 /* all CPUs are halted ? */
5989 if (env
== cur_cpu
) {
5996 if (shutdown_requested
) {
5997 ret
= EXCP_INTERRUPT
;
6000 if (reset_requested
) {
6001 reset_requested
= 0;
6002 qemu_system_reset();
6003 ret
= EXCP_INTERRUPT
;
6005 if (powerdown_requested
) {
6006 powerdown_requested
= 0;
6007 qemu_system_powerdown();
6008 ret
= EXCP_INTERRUPT
;
6010 if (ret
== EXCP_DEBUG
) {
6011 vm_stop(EXCP_DEBUG
);
6013 /* if hlt instruction, we wait until the next IRQ */
6014 /* XXX: use timeout computed from timers */
6015 if (ret
== EXCP_HLT
)
6022 #ifdef CONFIG_PROFILER
6023 ti
= profile_getclock();
6025 main_loop_wait(timeout
);
6026 #ifdef CONFIG_PROFILER
6027 dev_time
+= profile_getclock() - ti
;
6030 cpu_disable_ticks();
6036 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2006 Fabrice Bellard\n"
6037 "usage: %s [options] [disk_image]\n"
6039 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6041 "Standard options:\n"
6042 "-M machine select emulated machine (-M ? for list)\n"
6043 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6044 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6045 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6046 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6047 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6048 "-snapshot write to temporary files instead of disk image files\n"
6050 "-no-quit disable SDL window close capability\n"
6053 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6055 "-m megs set virtual RAM size to megs MB [default=%d]\n"
6056 "-smp n set the number of CPUs to 'n' [default=1]\n"
6057 "-nographic disable graphical output and redirect serial I/Os to console\n"
6059 "-k language use keyboard layout (for example \"fr\" for French)\n"
6062 "-audio-help print list of audio drivers and their options\n"
6063 "-soundhw c1,... enable audio support\n"
6064 " and only specified sound cards (comma separated list)\n"
6065 " use -soundhw ? to get the list of supported cards\n"
6066 " use -soundhw all to enable all of them\n"
6068 "-localtime set the real time clock to local time [default=utc]\n"
6069 "-full-screen start in full screen\n"
6071 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6073 "-usb enable the USB driver (will be the default soon)\n"
6074 "-usbdevice name add the host or guest USB device 'name'\n"
6075 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6076 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
6079 "Network options:\n"
6080 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
6081 " create a new Network Interface Card and connect it to VLAN 'n'\n"
6083 "-net user[,vlan=n][,hostname=host]\n"
6084 " connect the user mode network stack to VLAN 'n' and send\n"
6085 " hostname 'host' to DHCP clients\n"
6088 "-net tap[,vlan=n],ifname=name\n"
6089 " connect the host TAP network interface to VLAN 'n'\n"
6091 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
6092 " connect the host TAP network interface to VLAN 'n' and use\n"
6093 " the network script 'file' (default=%s);\n"
6094 " use 'fd=h' to connect to an already opened TAP interface\n"
6096 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
6097 " connect the vlan 'n' to another VLAN using a socket connection\n"
6098 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
6099 " connect the vlan 'n' to multicast maddr and port\n"
6100 "-net none use it alone to have zero network devices; if no -net option\n"
6101 " is provided, the default is '-net nic -net user'\n"
6104 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
6106 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
6108 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
6109 " redirect TCP or UDP connections from host to guest [-net user]\n"
6112 "Linux boot specific:\n"
6113 "-kernel bzImage use 'bzImage' as kernel image\n"
6114 "-append cmdline use 'cmdline' as kernel command line\n"
6115 "-initrd file use 'file' as initial ram disk\n"
6117 "Debug/Expert options:\n"
6118 "-monitor dev redirect the monitor to char device 'dev'\n"
6119 "-serial dev redirect the serial port to char device 'dev'\n"
6120 "-parallel dev redirect the parallel port to char device 'dev'\n"
6121 "-pidfile file Write PID to 'file'\n"
6122 "-S freeze CPU at startup (use 'c' to start execution)\n"
6123 "-s wait gdb connection to port %d\n"
6124 "-p port change gdb connection port\n"
6125 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
6126 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
6127 " translation (t=none or lba) (usually qemu can guess them)\n"
6128 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
6130 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
6131 "-no-kqemu disable KQEMU kernel module usage\n"
6133 #ifdef USE_CODE_COPY
6134 "-no-code-copy disable code copy acceleration\n"
6137 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
6138 " (default is CL-GD5446 PCI VGA)\n"
6139 "-no-acpi disable ACPI\n"
6141 "-no-reboot exit instead of rebooting\n"
6142 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
6143 "-vnc display start a VNC server on display\n"
6145 "-daemonize daemonize QEMU after initializing\n"
6147 "-option-rom rom load a file, rom, into the option ROM space\n"
6149 "During emulation, the following keys are useful:\n"
6150 "ctrl-alt-f toggle full screen\n"
6151 "ctrl-alt-n switch to virtual console 'n'\n"
6152 "ctrl-alt toggle mouse and keyboard grab\n"
6154 "When using -nographic, press 'ctrl-a h' to get some help.\n"
6159 DEFAULT_NETWORK_SCRIPT
,
6161 DEFAULT_GDBSTUB_PORT
,
6166 #define HAS_ARG 0x0001
6180 QEMU_OPTION_snapshot
,
6182 QEMU_OPTION_no_fd_bootchk
,
6185 QEMU_OPTION_nographic
,
6187 QEMU_OPTION_audio_help
,
6188 QEMU_OPTION_soundhw
,
6206 QEMU_OPTION_no_code_copy
,
6208 QEMU_OPTION_localtime
,
6209 QEMU_OPTION_cirrusvga
,
6211 QEMU_OPTION_std_vga
,
6212 QEMU_OPTION_monitor
,
6214 QEMU_OPTION_parallel
,
6216 QEMU_OPTION_full_screen
,
6217 QEMU_OPTION_no_quit
,
6218 QEMU_OPTION_pidfile
,
6219 QEMU_OPTION_no_kqemu
,
6220 QEMU_OPTION_kernel_kqemu
,
6221 QEMU_OPTION_win2k_hack
,
6223 QEMU_OPTION_usbdevice
,
6226 QEMU_OPTION_no_acpi
,
6227 QEMU_OPTION_no_reboot
,
6228 QEMU_OPTION_daemonize
,
6229 QEMU_OPTION_option_rom
,
6232 typedef struct QEMUOption
{
6238 const QEMUOption qemu_options
[] = {
6239 { "h", 0, QEMU_OPTION_h
},
6241 { "M", HAS_ARG
, QEMU_OPTION_M
},
6242 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
6243 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
6244 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
6245 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
6246 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
6247 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
6248 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
6249 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
6250 { "snapshot", 0, QEMU_OPTION_snapshot
},
6252 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
6254 { "m", HAS_ARG
, QEMU_OPTION_m
},
6255 { "nographic", 0, QEMU_OPTION_nographic
},
6256 { "k", HAS_ARG
, QEMU_OPTION_k
},
6258 { "audio-help", 0, QEMU_OPTION_audio_help
},
6259 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
6262 { "net", HAS_ARG
, QEMU_OPTION_net
},
6264 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
6266 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
6268 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
6271 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
6272 { "append", HAS_ARG
, QEMU_OPTION_append
},
6273 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
6275 { "S", 0, QEMU_OPTION_S
},
6276 { "s", 0, QEMU_OPTION_s
},
6277 { "p", HAS_ARG
, QEMU_OPTION_p
},
6278 { "d", HAS_ARG
, QEMU_OPTION_d
},
6279 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
6280 { "L", HAS_ARG
, QEMU_OPTION_L
},
6281 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
6283 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
6284 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
6286 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6287 { "g", 1, QEMU_OPTION_g
},
6289 { "localtime", 0, QEMU_OPTION_localtime
},
6290 { "std-vga", 0, QEMU_OPTION_std_vga
},
6291 { "monitor", 1, QEMU_OPTION_monitor
},
6292 { "serial", 1, QEMU_OPTION_serial
},
6293 { "parallel", 1, QEMU_OPTION_parallel
},
6294 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
6295 { "full-screen", 0, QEMU_OPTION_full_screen
},
6297 { "no-quit", 0, QEMU_OPTION_no_quit
},
6299 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
6300 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
6301 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
6302 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
6303 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
6305 /* temporary options */
6306 { "usb", 0, QEMU_OPTION_usb
},
6307 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
6308 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
6309 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
6310 { "daemonize", 0, QEMU_OPTION_daemonize
},
6311 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
6315 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
6317 /* this stack is only used during signal handling */
6318 #define SIGNAL_STACK_SIZE 32768
6320 static uint8_t *signal_stack
;
6324 /* password input */
6326 static BlockDriverState
*get_bdrv(int index
)
6328 BlockDriverState
*bs
;
6331 bs
= bs_table
[index
];
6332 } else if (index
< 6) {
6333 bs
= fd_table
[index
- 4];
6340 static void read_passwords(void)
6342 BlockDriverState
*bs
;
6346 for(i
= 0; i
< 6; i
++) {
6348 if (bs
&& bdrv_is_encrypted(bs
)) {
6349 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs
));
6350 for(j
= 0; j
< 3; j
++) {
6351 monitor_readline("Password: ",
6352 1, password
, sizeof(password
));
6353 if (bdrv_set_key(bs
, password
) == 0)
6355 term_printf("invalid password\n");
6361 /* XXX: currently we cannot use simultaneously different CPUs */
6362 void register_machines(void)
6364 #if defined(TARGET_I386)
6365 qemu_register_machine(&pc_machine
);
6366 qemu_register_machine(&isapc_machine
);
6367 #elif defined(TARGET_PPC)
6368 qemu_register_machine(&heathrow_machine
);
6369 qemu_register_machine(&core99_machine
);
6370 qemu_register_machine(&prep_machine
);
6371 #elif defined(TARGET_MIPS)
6372 qemu_register_machine(&mips_machine
);
6373 qemu_register_machine(&mips_malta_machine
);
6374 #elif defined(TARGET_SPARC)
6375 #ifdef TARGET_SPARC64
6376 qemu_register_machine(&sun4u_machine
);
6378 qemu_register_machine(&sun4m_machine
);
6380 #elif defined(TARGET_ARM)
6381 qemu_register_machine(&integratorcp926_machine
);
6382 qemu_register_machine(&integratorcp1026_machine
);
6383 qemu_register_machine(&versatilepb_machine
);
6384 qemu_register_machine(&versatileab_machine
);
6385 qemu_register_machine(&realview_machine
);
6386 #elif defined(TARGET_SH4)
6387 qemu_register_machine(&shix_machine
);
6389 #error unsupported CPU
6394 struct soundhw soundhw
[] = {
6401 { .init_isa
= pcspk_audio_init
}
6406 "Creative Sound Blaster 16",
6409 { .init_isa
= SB16_init
}
6416 "Yamaha YMF262 (OPL3)",
6418 "Yamaha YM3812 (OPL2)",
6422 { .init_isa
= Adlib_init
}
6429 "Gravis Ultrasound GF1",
6432 { .init_isa
= GUS_init
}
6438 "ENSONIQ AudioPCI ES1370",
6441 { .init_pci
= es1370_init
}
6444 { NULL
, NULL
, 0, 0, { NULL
} }
6447 static void select_soundhw (const char *optarg
)
6451 if (*optarg
== '?') {
6454 printf ("Valid sound card names (comma separated):\n");
6455 for (c
= soundhw
; c
->name
; ++c
) {
6456 printf ("%-11s %s\n", c
->name
, c
->descr
);
6458 printf ("\n-soundhw all will enable all of the above\n");
6459 exit (*optarg
!= '?');
6467 if (!strcmp (optarg
, "all")) {
6468 for (c
= soundhw
; c
->name
; ++c
) {
6476 e
= strchr (p
, ',');
6477 l
= !e
? strlen (p
) : (size_t) (e
- p
);
6479 for (c
= soundhw
; c
->name
; ++c
) {
6480 if (!strncmp (c
->name
, p
, l
)) {
6489 "Unknown sound card name (too big to show)\n");
6492 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
6497 p
+= l
+ (e
!= NULL
);
6501 goto show_valid_cards
;
6507 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
6509 exit(STATUS_CONTROL_C_EXIT
);
6514 #define MAX_NET_CLIENTS 32
6516 int main(int argc
, char **argv
)
6518 #ifdef CONFIG_GDBSTUB
6519 int use_gdbstub
, gdbstub_port
;
6522 int snapshot
, linux_boot
;
6523 const char *initrd_filename
;
6524 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
6525 const char *kernel_filename
, *kernel_cmdline
;
6526 DisplayState
*ds
= &display_state
;
6527 int cyls
, heads
, secs
, translation
;
6528 int start_emulation
= 1;
6529 char net_clients
[MAX_NET_CLIENTS
][256];
6532 const char *r
, *optarg
;
6533 CharDriverState
*monitor_hd
;
6534 char monitor_device
[128];
6535 char serial_devices
[MAX_SERIAL_PORTS
][128];
6536 int serial_device_index
;
6537 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
6538 int parallel_device_index
;
6539 const char *loadvm
= NULL
;
6540 QEMUMachine
*machine
;
6541 char usb_devices
[MAX_USB_CMDLINE
][128];
6542 int usb_devices_index
;
6545 LIST_INIT (&vm_change_state_head
);
6548 struct sigaction act
;
6549 sigfillset(&act
.sa_mask
);
6551 act
.sa_handler
= SIG_IGN
;
6552 sigaction(SIGPIPE
, &act
, NULL
);
6555 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
6556 /* Note: cpu_interrupt() is currently not SMP safe, so we force
6557 QEMU to run on a single CPU */
6562 h
= GetCurrentProcess();
6563 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
6564 for(i
= 0; i
< 32; i
++) {
6565 if (mask
& (1 << i
))
6570 SetProcessAffinityMask(h
, mask
);
6576 register_machines();
6577 machine
= first_machine
;
6578 initrd_filename
= NULL
;
6579 for(i
= 0; i
< MAX_FD
; i
++)
6580 fd_filename
[i
] = NULL
;
6581 for(i
= 0; i
< MAX_DISKS
; i
++)
6582 hd_filename
[i
] = NULL
;
6583 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
6584 vga_ram_size
= VGA_RAM_SIZE
;
6585 bios_size
= BIOS_SIZE
;
6586 #ifdef CONFIG_GDBSTUB
6588 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
6592 kernel_filename
= NULL
;
6593 kernel_cmdline
= "";
6599 cyls
= heads
= secs
= 0;
6600 translation
= BIOS_ATA_TRANSLATION_AUTO
;
6601 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
6603 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
6604 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
6605 serial_devices
[i
][0] = '\0';
6606 serial_device_index
= 0;
6608 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
6609 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
6610 parallel_devices
[i
][0] = '\0';
6611 parallel_device_index
= 0;
6613 usb_devices_index
= 0;
6618 /* default mac address of the first network interface */
6626 hd_filename
[0] = argv
[optind
++];
6628 const QEMUOption
*popt
;
6631 popt
= qemu_options
;
6634 fprintf(stderr
, "%s: invalid option -- '%s'\n",
6638 if (!strcmp(popt
->name
, r
+ 1))
6642 if (popt
->flags
& HAS_ARG
) {
6643 if (optind
>= argc
) {
6644 fprintf(stderr
, "%s: option '%s' requires an argument\n",
6648 optarg
= argv
[optind
++];
6653 switch(popt
->index
) {
6655 machine
= find_machine(optarg
);
6658 printf("Supported machines are:\n");
6659 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
6660 printf("%-10s %s%s\n",
6662 m
== first_machine
? " (default)" : "");
6667 case QEMU_OPTION_initrd
:
6668 initrd_filename
= optarg
;
6670 case QEMU_OPTION_hda
:
6671 case QEMU_OPTION_hdb
:
6672 case QEMU_OPTION_hdc
:
6673 case QEMU_OPTION_hdd
:
6676 hd_index
= popt
->index
- QEMU_OPTION_hda
;
6677 hd_filename
[hd_index
] = optarg
;
6678 if (hd_index
== cdrom_index
)
6682 case QEMU_OPTION_snapshot
:
6685 case QEMU_OPTION_hdachs
:
6689 cyls
= strtol(p
, (char **)&p
, 0);
6690 if (cyls
< 1 || cyls
> 16383)
6695 heads
= strtol(p
, (char **)&p
, 0);
6696 if (heads
< 1 || heads
> 16)
6701 secs
= strtol(p
, (char **)&p
, 0);
6702 if (secs
< 1 || secs
> 63)
6706 if (!strcmp(p
, "none"))
6707 translation
= BIOS_ATA_TRANSLATION_NONE
;
6708 else if (!strcmp(p
, "lba"))
6709 translation
= BIOS_ATA_TRANSLATION_LBA
;
6710 else if (!strcmp(p
, "auto"))
6711 translation
= BIOS_ATA_TRANSLATION_AUTO
;
6714 } else if (*p
!= '\0') {
6716 fprintf(stderr
, "qemu: invalid physical CHS format\n");
6721 case QEMU_OPTION_nographic
:
6722 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
6723 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
6726 case QEMU_OPTION_kernel
:
6727 kernel_filename
= optarg
;
6729 case QEMU_OPTION_append
:
6730 kernel_cmdline
= optarg
;
6732 case QEMU_OPTION_cdrom
:
6733 if (cdrom_index
>= 0) {
6734 hd_filename
[cdrom_index
] = optarg
;
6737 case QEMU_OPTION_boot
:
6738 boot_device
= optarg
[0];
6739 if (boot_device
!= 'a' &&
6740 #if defined(TARGET_SPARC) || defined(TARGET_I386)
6742 boot_device
!= 'n' &&
6744 boot_device
!= 'c' && boot_device
!= 'd') {
6745 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
6749 case QEMU_OPTION_fda
:
6750 fd_filename
[0] = optarg
;
6752 case QEMU_OPTION_fdb
:
6753 fd_filename
[1] = optarg
;
6756 case QEMU_OPTION_no_fd_bootchk
:
6760 case QEMU_OPTION_no_code_copy
:
6761 code_copy_enabled
= 0;
6763 case QEMU_OPTION_net
:
6764 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
6765 fprintf(stderr
, "qemu: too many network clients\n");
6768 pstrcpy(net_clients
[nb_net_clients
],
6769 sizeof(net_clients
[0]),
6774 case QEMU_OPTION_tftp
:
6775 tftp_prefix
= optarg
;
6778 case QEMU_OPTION_smb
:
6779 net_slirp_smb(optarg
);
6782 case QEMU_OPTION_redir
:
6783 net_slirp_redir(optarg
);
6787 case QEMU_OPTION_audio_help
:
6791 case QEMU_OPTION_soundhw
:
6792 select_soundhw (optarg
);
6799 ram_size
= atoi(optarg
) * 1024 * 1024;
6802 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
6803 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
6804 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
6813 mask
= cpu_str_to_log_mask(optarg
);
6815 printf("Log items (comma separated):\n");
6816 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
6817 printf("%-10s %s\n", item
->name
, item
->help
);
6824 #ifdef CONFIG_GDBSTUB
6829 gdbstub_port
= atoi(optarg
);
6836 start_emulation
= 0;
6839 keyboard_layout
= optarg
;
6841 case QEMU_OPTION_localtime
:
6844 case QEMU_OPTION_cirrusvga
:
6845 cirrus_vga_enabled
= 1;
6847 case QEMU_OPTION_std_vga
:
6848 cirrus_vga_enabled
= 0;
6855 w
= strtol(p
, (char **)&p
, 10);
6858 fprintf(stderr
, "qemu: invalid resolution or depth\n");
6864 h
= strtol(p
, (char **)&p
, 10);
6869 depth
= strtol(p
, (char **)&p
, 10);
6870 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
6871 depth
!= 24 && depth
!= 32)
6873 } else if (*p
== '\0') {
6874 depth
= graphic_depth
;
6881 graphic_depth
= depth
;
6884 case QEMU_OPTION_monitor
:
6885 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
6887 case QEMU_OPTION_serial
:
6888 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
6889 fprintf(stderr
, "qemu: too many serial ports\n");
6892 pstrcpy(serial_devices
[serial_device_index
],
6893 sizeof(serial_devices
[0]), optarg
);
6894 serial_device_index
++;
6896 case QEMU_OPTION_parallel
:
6897 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
6898 fprintf(stderr
, "qemu: too many parallel ports\n");
6901 pstrcpy(parallel_devices
[parallel_device_index
],
6902 sizeof(parallel_devices
[0]), optarg
);
6903 parallel_device_index
++;
6905 case QEMU_OPTION_loadvm
:
6908 case QEMU_OPTION_full_screen
:
6912 case QEMU_OPTION_no_quit
:
6916 case QEMU_OPTION_pidfile
:
6917 create_pidfile(optarg
);
6920 case QEMU_OPTION_win2k_hack
:
6921 win2k_install_hack
= 1;
6925 case QEMU_OPTION_no_kqemu
:
6928 case QEMU_OPTION_kernel_kqemu
:
6932 case QEMU_OPTION_usb
:
6935 case QEMU_OPTION_usbdevice
:
6937 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
6938 fprintf(stderr
, "Too many USB devices\n");
6941 pstrcpy(usb_devices
[usb_devices_index
],
6942 sizeof(usb_devices
[usb_devices_index
]),
6944 usb_devices_index
++;
6946 case QEMU_OPTION_smp
:
6947 smp_cpus
= atoi(optarg
);
6948 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
6949 fprintf(stderr
, "Invalid number of CPUs\n");
6953 case QEMU_OPTION_vnc
:
6954 vnc_display
= optarg
;
6956 case QEMU_OPTION_no_acpi
:
6959 case QEMU_OPTION_no_reboot
:
6962 case QEMU_OPTION_daemonize
:
6965 case QEMU_OPTION_option_rom
:
6966 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
6967 fprintf(stderr
, "Too many option ROMs\n");
6970 option_rom
[nb_option_roms
] = optarg
;
6978 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
6979 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
6986 if (pipe(fds
) == -1)
6997 len
= read(fds
[0], &status
, 1);
6998 if (len
== -1 && (errno
== EINTR
))
7001 if (len
!= 1 || status
!= 0)
7019 signal(SIGTSTP
, SIG_IGN
);
7020 signal(SIGTTOU
, SIG_IGN
);
7021 signal(SIGTTIN
, SIG_IGN
);
7029 linux_boot
= (kernel_filename
!= NULL
);
7032 hd_filename
[0] == '\0' &&
7033 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
7034 fd_filename
[0] == '\0')
7037 /* boot to floppy or the default cd if no hard disk defined yet */
7038 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
7039 if (fd_filename
[0] != '\0')
7045 setvbuf(stdout
, NULL
, _IOLBF
, 0);
7055 /* init network clients */
7056 if (nb_net_clients
== 0) {
7057 /* if no clients, we use a default config */
7058 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
7060 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
7065 for(i
= 0;i
< nb_net_clients
; i
++) {
7066 if (net_client_init(net_clients
[i
]) < 0)
7071 if (boot_device
== 'n') {
7072 for (i
= 0; i
< nb_nics
; i
++) {
7073 const char *model
= nd_table
[i
].model
;
7077 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
7078 if (get_image_size(buf
) > 0) {
7079 option_rom
[nb_option_roms
] = strdup(buf
);
7085 fprintf(stderr
, "No valid PXE rom found for network device\n");
7088 boot_device
= 'c'; /* to prevent confusion by the BIOS */
7092 /* init the memory */
7093 phys_ram_size
= ram_size
+ vga_ram_size
+ bios_size
;
7095 for (i
= 0; i
< nb_option_roms
; i
++) {
7096 int ret
= get_image_size(option_rom
[i
]);
7098 fprintf(stderr
, "Could not load option rom '%s'\n", option_rom
[i
]);
7101 phys_ram_size
+= ret
;
7104 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
7105 if (!phys_ram_base
) {
7106 fprintf(stderr
, "Could not allocate physical memory\n");
7110 /* we always create the cdrom drive, even if no disk is there */
7112 if (cdrom_index
>= 0) {
7113 bs_table
[cdrom_index
] = bdrv_new("cdrom");
7114 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
7117 /* open the virtual block devices */
7118 for(i
= 0; i
< MAX_DISKS
; i
++) {
7119 if (hd_filename
[i
]) {
7122 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
7123 bs_table
[i
] = bdrv_new(buf
);
7125 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7126 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
7130 if (i
== 0 && cyls
!= 0) {
7131 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
7132 bdrv_set_translation_hint(bs_table
[i
], translation
);
7137 /* we always create at least one floppy disk */
7138 fd_table
[0] = bdrv_new("fda");
7139 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
7141 for(i
= 0; i
< MAX_FD
; i
++) {
7142 if (fd_filename
[i
]) {
7145 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
7146 fd_table
[i
] = bdrv_new(buf
);
7147 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
7149 if (fd_filename
[i
] != '\0') {
7150 if (bdrv_open(fd_table
[i
], fd_filename
[i
],
7151 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7152 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
7160 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
7161 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
7167 dumb_display_init(ds
);
7168 } else if (vnc_display
!= NULL
) {
7169 vnc_display_init(ds
, vnc_display
);
7171 #if defined(CONFIG_SDL)
7172 sdl_display_init(ds
, full_screen
);
7173 #elif defined(CONFIG_COCOA)
7174 cocoa_display_init(ds
, full_screen
);
7176 dumb_display_init(ds
);
7180 monitor_hd
= qemu_chr_open(monitor_device
);
7182 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
7185 monitor_init(monitor_hd
, !nographic
);
7187 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
7188 const char *devname
= serial_devices
[i
];
7189 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
7190 serial_hds
[i
] = qemu_chr_open(devname
);
7191 if (!serial_hds
[i
]) {
7192 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
7196 if (!strcmp(devname
, "vc"))
7197 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
7201 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
7202 const char *devname
= parallel_devices
[i
];
7203 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
7204 parallel_hds
[i
] = qemu_chr_open(devname
);
7205 if (!parallel_hds
[i
]) {
7206 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
7210 if (!strcmp(devname
, "vc"))
7211 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
7215 machine
->init(ram_size
, vga_ram_size
, boot_device
,
7216 ds
, fd_filename
, snapshot
,
7217 kernel_filename
, kernel_cmdline
, initrd_filename
);
7219 /* init USB devices */
7221 for(i
= 0; i
< usb_devices_index
; i
++) {
7222 if (usb_device_add(usb_devices
[i
]) < 0) {
7223 fprintf(stderr
, "Warning: could not add USB device %s\n",
7229 gui_timer
= qemu_new_timer(rt_clock
, gui_update
, NULL
);
7230 qemu_mod_timer(gui_timer
, qemu_get_clock(rt_clock
));
7232 #ifdef CONFIG_GDBSTUB
7234 if (gdbserver_start(gdbstub_port
) < 0) {
7235 fprintf(stderr
, "Could not open gdbserver socket on port %d\n",
7239 printf("Waiting gdb connection on port %d\n", gdbstub_port
);
7247 /* XXX: simplify init */
7249 if (start_emulation
) {
7260 len
= write(fds
[1], &status
, 1);
7261 if (len
== -1 && (errno
== EINTR
))
7267 fd
= open("/dev/null", O_RDWR
);