4 * Copyright (c) 2003-2007 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>
58 #include <linux/parport.h>
61 #include <sys/ethernet.h>
62 #include <sys/sockio.h>
63 #include <arpa/inet.h>
64 #include <netinet/arp.h>
65 #include <netinet/in.h>
66 #include <netinet/in_systm.h>
67 #include <netinet/ip.h>
68 #include <netinet/ip_icmp.h> // must come after ip.h
69 #include <netinet/udp.h>
70 #include <netinet/tcp.h>
78 #if defined(CONFIG_SLIRP)
84 #include <sys/timeb.h>
86 #define getopt_long_only getopt_long
87 #define memalign(align, size) malloc(size)
90 #include "qemu_socket.h"
96 #endif /* CONFIG_SDL */
100 #define main qemu_main
101 #endif /* CONFIG_COCOA */
105 #include "exec-all.h"
107 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
109 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
111 #define SMBD_COMMAND "/usr/sbin/smbd"
114 //#define DEBUG_UNUSED_IOPORT
115 //#define DEBUG_IOPORT
117 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
120 #define DEFAULT_RAM_SIZE 144
122 #define DEFAULT_RAM_SIZE 128
125 #define GUI_REFRESH_INTERVAL 30
127 /* Max number of USB devices that can be specified on the commandline. */
128 #define MAX_USB_CMDLINE 8
130 /* XXX: use a two level table to limit memory usage */
131 #define MAX_IOPORTS 65536
133 const char *bios_dir
= CONFIG_QEMU_SHAREDIR
;
134 char phys_ram_file
[1024];
135 void *ioport_opaque
[MAX_IOPORTS
];
136 IOPortReadFunc
*ioport_read_table
[3][MAX_IOPORTS
];
137 IOPortWriteFunc
*ioport_write_table
[3][MAX_IOPORTS
];
138 /* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
139 to store the VM snapshots */
140 BlockDriverState
*bs_table
[MAX_DISKS
+ 1], *fd_table
[MAX_FD
];
141 BlockDriverState
*pflash_table
[MAX_PFLASH
];
142 BlockDriverState
*sd_bdrv
;
143 BlockDriverState
*mtd_bdrv
;
144 /* point to the block driver where the snapshots are managed */
145 BlockDriverState
*bs_snapshots
;
147 static DisplayState display_state
;
149 const char* keyboard_layout
= NULL
;
150 int64_t ticks_per_sec
;
151 int boot_device
= 'c';
153 int pit_min_timer_count
= 0;
155 NICInfo nd_table
[MAX_NICS
];
156 QEMUTimer
*gui_timer
;
159 int cirrus_vga_enabled
= 1;
160 int vmsvga_enabled
= 0;
162 int graphic_width
= 1024;
163 int graphic_height
= 768;
164 int graphic_depth
= 8;
166 int graphic_width
= 800;
167 int graphic_height
= 600;
168 int graphic_depth
= 15;
173 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
174 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
176 int win2k_install_hack
= 0;
179 static VLANState
*first_vlan
;
181 const char *vnc_display
;
182 #if defined(TARGET_SPARC)
184 #elif defined(TARGET_I386)
189 int acpi_enabled
= 1;
192 int graphic_rotate
= 0;
194 const char *option_rom
[MAX_OPTION_ROMS
];
196 int semihosting_enabled
= 0;
198 const char *qemu_name
;
200 /***********************************************************/
201 /* x86 ISA bus support */
203 target_phys_addr_t isa_mem_base
= 0;
206 uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
208 #ifdef DEBUG_UNUSED_IOPORT
209 fprintf(stderr
, "unused inb: port=0x%04x\n", address
);
214 void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
216 #ifdef DEBUG_UNUSED_IOPORT
217 fprintf(stderr
, "unused outb: port=0x%04x data=0x%02x\n", address
, data
);
221 /* default is to make two byte accesses */
222 uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
225 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
226 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
227 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
231 void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
233 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
234 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
235 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
238 uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
240 #ifdef DEBUG_UNUSED_IOPORT
241 fprintf(stderr
, "unused inl: port=0x%04x\n", address
);
246 void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
248 #ifdef DEBUG_UNUSED_IOPORT
249 fprintf(stderr
, "unused outl: port=0x%04x data=0x%02x\n", address
, data
);
253 void init_ioports(void)
257 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
258 ioport_read_table
[0][i
] = default_ioport_readb
;
259 ioport_write_table
[0][i
] = default_ioport_writeb
;
260 ioport_read_table
[1][i
] = default_ioport_readw
;
261 ioport_write_table
[1][i
] = default_ioport_writew
;
262 ioport_read_table
[2][i
] = default_ioport_readl
;
263 ioport_write_table
[2][i
] = default_ioport_writel
;
267 /* size is the word size in byte */
268 int register_ioport_read(int start
, int length
, int size
,
269 IOPortReadFunc
*func
, void *opaque
)
275 } else if (size
== 2) {
277 } else if (size
== 4) {
280 hw_error("register_ioport_read: invalid size");
283 for(i
= start
; i
< start
+ length
; i
+= size
) {
284 ioport_read_table
[bsize
][i
] = func
;
285 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
286 hw_error("register_ioport_read: invalid opaque");
287 ioport_opaque
[i
] = opaque
;
292 /* size is the word size in byte */
293 int register_ioport_write(int start
, int length
, int size
,
294 IOPortWriteFunc
*func
, void *opaque
)
300 } else if (size
== 2) {
302 } else if (size
== 4) {
305 hw_error("register_ioport_write: invalid size");
308 for(i
= start
; i
< start
+ length
; i
+= size
) {
309 ioport_write_table
[bsize
][i
] = func
;
310 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
311 hw_error("register_ioport_write: invalid opaque");
312 ioport_opaque
[i
] = opaque
;
317 void isa_unassign_ioport(int start
, int length
)
321 for(i
= start
; i
< start
+ length
; i
++) {
322 ioport_read_table
[0][i
] = default_ioport_readb
;
323 ioport_read_table
[1][i
] = default_ioport_readw
;
324 ioport_read_table
[2][i
] = default_ioport_readl
;
326 ioport_write_table
[0][i
] = default_ioport_writeb
;
327 ioport_write_table
[1][i
] = default_ioport_writew
;
328 ioport_write_table
[2][i
] = default_ioport_writel
;
332 /***********************************************************/
334 void cpu_outb(CPUState
*env
, int addr
, int val
)
337 if (loglevel
& CPU_LOG_IOPORT
)
338 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
340 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
343 env
->last_io_time
= cpu_get_time_fast();
347 void cpu_outw(CPUState
*env
, int addr
, int val
)
350 if (loglevel
& CPU_LOG_IOPORT
)
351 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
353 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
356 env
->last_io_time
= cpu_get_time_fast();
360 void cpu_outl(CPUState
*env
, int addr
, int val
)
363 if (loglevel
& CPU_LOG_IOPORT
)
364 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
366 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
369 env
->last_io_time
= cpu_get_time_fast();
373 int cpu_inb(CPUState
*env
, int addr
)
376 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
378 if (loglevel
& CPU_LOG_IOPORT
)
379 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
383 env
->last_io_time
= cpu_get_time_fast();
388 int cpu_inw(CPUState
*env
, int addr
)
391 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
393 if (loglevel
& CPU_LOG_IOPORT
)
394 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
398 env
->last_io_time
= cpu_get_time_fast();
403 int cpu_inl(CPUState
*env
, int addr
)
406 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
408 if (loglevel
& CPU_LOG_IOPORT
)
409 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
413 env
->last_io_time
= cpu_get_time_fast();
418 /***********************************************************/
419 void hw_error(const char *fmt
, ...)
425 fprintf(stderr
, "qemu: hardware error: ");
426 vfprintf(stderr
, fmt
, ap
);
427 fprintf(stderr
, "\n");
428 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
429 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
431 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
433 cpu_dump_state(env
, stderr
, fprintf
, 0);
440 /***********************************************************/
443 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
444 static void *qemu_put_kbd_event_opaque
;
445 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
446 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
448 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
450 qemu_put_kbd_event_opaque
= opaque
;
451 qemu_put_kbd_event
= func
;
454 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
455 void *opaque
, int absolute
,
458 QEMUPutMouseEntry
*s
, *cursor
;
460 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
464 s
->qemu_put_mouse_event
= func
;
465 s
->qemu_put_mouse_event_opaque
= opaque
;
466 s
->qemu_put_mouse_event_absolute
= absolute
;
467 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
470 if (!qemu_put_mouse_event_head
) {
471 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
475 cursor
= qemu_put_mouse_event_head
;
476 while (cursor
->next
!= NULL
)
477 cursor
= cursor
->next
;
480 qemu_put_mouse_event_current
= s
;
485 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
487 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
489 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
492 cursor
= qemu_put_mouse_event_head
;
493 while (cursor
!= NULL
&& cursor
!= entry
) {
495 cursor
= cursor
->next
;
498 if (cursor
== NULL
) // does not exist or list empty
500 else if (prev
== NULL
) { // entry is head
501 qemu_put_mouse_event_head
= cursor
->next
;
502 if (qemu_put_mouse_event_current
== entry
)
503 qemu_put_mouse_event_current
= cursor
->next
;
504 qemu_free(entry
->qemu_put_mouse_event_name
);
509 prev
->next
= entry
->next
;
511 if (qemu_put_mouse_event_current
== entry
)
512 qemu_put_mouse_event_current
= prev
;
514 qemu_free(entry
->qemu_put_mouse_event_name
);
518 void kbd_put_keycode(int keycode
)
520 if (qemu_put_kbd_event
) {
521 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
525 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
527 QEMUPutMouseEvent
*mouse_event
;
528 void *mouse_event_opaque
;
531 if (!qemu_put_mouse_event_current
) {
536 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
538 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
541 if (graphic_rotate
) {
542 if (qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
)
545 width
= graphic_width
;
546 mouse_event(mouse_event_opaque
,
547 width
- dy
, dx
, dz
, buttons_state
);
549 mouse_event(mouse_event_opaque
,
550 dx
, dy
, dz
, buttons_state
);
554 int kbd_mouse_is_absolute(void)
556 if (!qemu_put_mouse_event_current
)
559 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
562 void (*kbd_mouse_set
)(int x
, int y
, int on
) = NULL
;
563 void (*kbd_cursor_define
)(int width
, int height
, int bpp
, int hot_x
, int hot_y
,
564 uint8_t *image
, uint8_t *mask
) = NULL
;
566 void do_info_mice(void)
568 QEMUPutMouseEntry
*cursor
;
571 if (!qemu_put_mouse_event_head
) {
572 term_printf("No mouse devices connected\n");
576 term_printf("Mouse devices available:\n");
577 cursor
= qemu_put_mouse_event_head
;
578 while (cursor
!= NULL
) {
579 term_printf("%c Mouse #%d: %s\n",
580 (cursor
== qemu_put_mouse_event_current
? '*' : ' '),
581 index
, cursor
->qemu_put_mouse_event_name
);
583 cursor
= cursor
->next
;
587 void do_mouse_set(int index
)
589 QEMUPutMouseEntry
*cursor
;
592 if (!qemu_put_mouse_event_head
) {
593 term_printf("No mouse devices connected\n");
597 cursor
= qemu_put_mouse_event_head
;
598 while (cursor
!= NULL
&& index
!= i
) {
600 cursor
= cursor
->next
;
604 qemu_put_mouse_event_current
= cursor
;
606 term_printf("Mouse at given index not found\n");
609 /* compute with 96 bit intermediate result: (a*b)/c */
610 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
615 #ifdef WORDS_BIGENDIAN
625 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
626 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
629 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
633 /***********************************************************/
634 /* real time host monotonic timer */
636 #define QEMU_TIMER_BASE 1000000000LL
640 static int64_t clock_freq
;
642 static void init_get_clock(void)
646 ret
= QueryPerformanceFrequency(&freq
);
648 fprintf(stderr
, "Could not calibrate ticks\n");
651 clock_freq
= freq
.QuadPart
;
654 static int64_t get_clock(void)
657 QueryPerformanceCounter(&ti
);
658 return muldiv64(ti
.QuadPart
, QEMU_TIMER_BASE
, clock_freq
);
663 static int use_rt_clock
;
665 static void init_get_clock(void)
668 #if defined(__linux__)
671 if (clock_gettime(CLOCK_MONOTONIC
, &ts
) == 0) {
678 static int64_t get_clock(void)
680 #if defined(__linux__)
683 clock_gettime(CLOCK_MONOTONIC
, &ts
);
684 return ts
.tv_sec
* 1000000000LL + ts
.tv_nsec
;
688 /* XXX: using gettimeofday leads to problems if the date
689 changes, so it should be avoided. */
691 gettimeofday(&tv
, NULL
);
692 return tv
.tv_sec
* 1000000000LL + (tv
.tv_usec
* 1000);
698 /***********************************************************/
699 /* guest cycle counter */
701 static int64_t cpu_ticks_prev
;
702 static int64_t cpu_ticks_offset
;
703 static int64_t cpu_clock_offset
;
704 static int cpu_ticks_enabled
;
706 /* return the host CPU cycle counter and handle stop/restart */
707 int64_t cpu_get_ticks(void)
709 if (!cpu_ticks_enabled
) {
710 return cpu_ticks_offset
;
713 ticks
= cpu_get_real_ticks();
714 if (cpu_ticks_prev
> ticks
) {
715 /* Note: non increasing ticks may happen if the host uses
717 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
719 cpu_ticks_prev
= ticks
;
720 return ticks
+ cpu_ticks_offset
;
724 /* return the host CPU monotonic timer and handle stop/restart */
725 static int64_t cpu_get_clock(void)
728 if (!cpu_ticks_enabled
) {
729 return cpu_clock_offset
;
732 return ti
+ cpu_clock_offset
;
736 /* enable cpu_get_ticks() */
737 void cpu_enable_ticks(void)
739 if (!cpu_ticks_enabled
) {
740 cpu_ticks_offset
-= cpu_get_real_ticks();
741 cpu_clock_offset
-= get_clock();
742 cpu_ticks_enabled
= 1;
746 /* disable cpu_get_ticks() : the clock is stopped. You must not call
747 cpu_get_ticks() after that. */
748 void cpu_disable_ticks(void)
750 if (cpu_ticks_enabled
) {
751 cpu_ticks_offset
= cpu_get_ticks();
752 cpu_clock_offset
= cpu_get_clock();
753 cpu_ticks_enabled
= 0;
757 /***********************************************************/
760 #define QEMU_TIMER_REALTIME 0
761 #define QEMU_TIMER_VIRTUAL 1
765 /* XXX: add frequency */
773 struct QEMUTimer
*next
;
779 static QEMUTimer
*active_timers
[2];
781 static MMRESULT timerID
;
782 static HANDLE host_alarm
= NULL
;
783 static unsigned int period
= 1;
785 /* frequency of the times() clock tick */
786 static int timer_freq
;
789 QEMUClock
*qemu_new_clock(int type
)
792 clock
= qemu_mallocz(sizeof(QEMUClock
));
799 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
803 ts
= qemu_mallocz(sizeof(QEMUTimer
));
810 void qemu_free_timer(QEMUTimer
*ts
)
815 /* stop a timer, but do not dealloc it */
816 void qemu_del_timer(QEMUTimer
*ts
)
820 /* NOTE: this code must be signal safe because
821 qemu_timer_expired() can be called from a signal. */
822 pt
= &active_timers
[ts
->clock
->type
];
835 /* modify the current timer so that it will be fired when current_time
836 >= expire_time. The corresponding callback will be called. */
837 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
843 /* add the timer in the sorted list */
844 /* NOTE: this code must be signal safe because
845 qemu_timer_expired() can be called from a signal. */
846 pt
= &active_timers
[ts
->clock
->type
];
851 if (t
->expire_time
> expire_time
)
855 ts
->expire_time
= expire_time
;
860 int qemu_timer_pending(QEMUTimer
*ts
)
863 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
870 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
874 return (timer_head
->expire_time
<= current_time
);
877 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
883 if (!ts
|| ts
->expire_time
> current_time
)
885 /* remove timer from the list before calling the callback */
886 *ptimer_head
= ts
->next
;
889 /* run the callback (the timer list can be modified) */
894 int64_t qemu_get_clock(QEMUClock
*clock
)
896 switch(clock
->type
) {
897 case QEMU_TIMER_REALTIME
:
898 return get_clock() / 1000000;
900 case QEMU_TIMER_VIRTUAL
:
901 return cpu_get_clock();
905 static void init_timers(void)
908 ticks_per_sec
= QEMU_TIMER_BASE
;
909 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
910 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
914 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
916 uint64_t expire_time
;
918 if (qemu_timer_pending(ts
)) {
919 expire_time
= ts
->expire_time
;
923 qemu_put_be64(f
, expire_time
);
926 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
928 uint64_t expire_time
;
930 expire_time
= qemu_get_be64(f
);
931 if (expire_time
!= -1) {
932 qemu_mod_timer(ts
, expire_time
);
938 static void timer_save(QEMUFile
*f
, void *opaque
)
940 if (cpu_ticks_enabled
) {
941 hw_error("cannot save state if virtual timers are running");
943 qemu_put_be64s(f
, &cpu_ticks_offset
);
944 qemu_put_be64s(f
, &ticks_per_sec
);
945 qemu_put_be64s(f
, &cpu_clock_offset
);
948 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
950 if (version_id
!= 1 && version_id
!= 2)
952 if (cpu_ticks_enabled
) {
955 qemu_get_be64s(f
, &cpu_ticks_offset
);
956 qemu_get_be64s(f
, &ticks_per_sec
);
957 if (version_id
== 2) {
958 qemu_get_be64s(f
, &cpu_clock_offset
);
964 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
965 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
967 static void host_alarm_handler(int host_signum
)
971 #define DISP_FREQ 1000
973 static int64_t delta_min
= INT64_MAX
;
974 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
976 ti
= qemu_get_clock(vm_clock
);
977 if (last_clock
!= 0) {
978 delta
= ti
- last_clock
;
979 if (delta
< delta_min
)
981 if (delta
> delta_max
)
984 if (++count
== DISP_FREQ
) {
985 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
986 muldiv64(delta_min
, 1000000, ticks_per_sec
),
987 muldiv64(delta_max
, 1000000, ticks_per_sec
),
988 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
989 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
991 delta_min
= INT64_MAX
;
999 if (qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
1000 qemu_get_clock(vm_clock
)) ||
1001 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
1002 qemu_get_clock(rt_clock
))) {
1004 SetEvent(host_alarm
);
1006 CPUState
*env
= cpu_single_env
;
1008 /* stop the currently executing cpu because a timer occured */
1009 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
1011 if (env
->kqemu_enabled
) {
1012 kqemu_cpu_interrupt(env
);
1021 #if defined(__linux__)
1023 #define RTC_FREQ 1024
1027 static int start_rtc_timer(void)
1029 rtc_fd
= open("/dev/rtc", O_RDONLY
);
1032 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
1033 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1034 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1035 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1038 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1043 pit_min_timer_count
= PIT_FREQ
/ RTC_FREQ
;
1049 static int start_rtc_timer(void)
1054 #endif /* !defined(__linux__) */
1056 #endif /* !defined(_WIN32) */
1058 static void init_timer_alarm(void)
1065 ZeroMemory(&tc
, sizeof(TIMECAPS
));
1066 timeGetDevCaps(&tc
, sizeof(TIMECAPS
));
1067 if (period
< tc
.wPeriodMin
)
1068 period
= tc
.wPeriodMin
;
1069 timeBeginPeriod(period
);
1070 timerID
= timeSetEvent(1, // interval (ms)
1071 period
, // resolution
1072 host_alarm_handler
, // function
1073 (DWORD
)&count
, // user parameter
1074 TIME_PERIODIC
| TIME_CALLBACK_FUNCTION
);
1076 perror("failed timer alarm");
1079 host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1081 perror("failed CreateEvent");
1084 qemu_add_wait_object(host_alarm
, NULL
, NULL
);
1086 pit_min_timer_count
= ((uint64_t)10000 * PIT_FREQ
) / 1000000;
1089 struct sigaction act
;
1090 struct itimerval itv
;
1092 /* get times() syscall frequency */
1093 timer_freq
= sysconf(_SC_CLK_TCK
);
1096 sigfillset(&act
.sa_mask
);
1098 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1099 act
.sa_flags
|= SA_ONSTACK
;
1101 act
.sa_handler
= host_alarm_handler
;
1102 sigaction(SIGALRM
, &act
, NULL
);
1104 itv
.it_interval
.tv_sec
= 0;
1105 itv
.it_interval
.tv_usec
= 999; /* for i386 kernel 2.6 to get 1 ms */
1106 itv
.it_value
.tv_sec
= 0;
1107 itv
.it_value
.tv_usec
= 10 * 1000;
1108 setitimer(ITIMER_REAL
, &itv
, NULL
);
1109 /* we probe the tick duration of the kernel to inform the user if
1110 the emulated kernel requested a too high timer frequency */
1111 getitimer(ITIMER_REAL
, &itv
);
1113 #if defined(__linux__)
1114 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1115 have timers with 1 ms resolution. The correct solution will
1116 be to use the POSIX real time timers available in recent
1118 if (itv
.it_interval
.tv_usec
> 1000 || 1) {
1119 /* try to use /dev/rtc to have a faster timer */
1120 if (start_rtc_timer() < 0)
1122 /* disable itimer */
1123 itv
.it_interval
.tv_sec
= 0;
1124 itv
.it_interval
.tv_usec
= 0;
1125 itv
.it_value
.tv_sec
= 0;
1126 itv
.it_value
.tv_usec
= 0;
1127 setitimer(ITIMER_REAL
, &itv
, NULL
);
1130 sigaction(SIGIO
, &act
, NULL
);
1131 fcntl(rtc_fd
, F_SETFL
, O_ASYNC
);
1132 fcntl(rtc_fd
, F_SETOWN
, getpid());
1134 #endif /* defined(__linux__) */
1137 pit_min_timer_count
= ((uint64_t)itv
.it_interval
.tv_usec
*
1138 PIT_FREQ
) / 1000000;
1144 void quit_timers(void)
1147 timeKillEvent(timerID
);
1148 timeEndPeriod(period
);
1150 CloseHandle(host_alarm
);
1156 /***********************************************************/
1157 /* character device */
1159 static void qemu_chr_event(CharDriverState
*s
, int event
)
1163 s
->chr_event(s
->handler_opaque
, event
);
1166 static void qemu_chr_reset_bh(void *opaque
)
1168 CharDriverState
*s
= opaque
;
1169 qemu_chr_event(s
, CHR_EVENT_RESET
);
1170 qemu_bh_delete(s
->bh
);
1174 void qemu_chr_reset(CharDriverState
*s
)
1176 if (s
->bh
== NULL
) {
1177 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1178 qemu_bh_schedule(s
->bh
);
1182 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1184 return s
->chr_write(s
, buf
, len
);
1187 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1191 return s
->chr_ioctl(s
, cmd
, arg
);
1194 int qemu_chr_can_read(CharDriverState
*s
)
1196 if (!s
->chr_can_read
)
1198 return s
->chr_can_read(s
->handler_opaque
);
1201 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1203 s
->chr_read(s
->handler_opaque
, buf
, len
);
1207 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1212 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1213 qemu_chr_write(s
, buf
, strlen(buf
));
1217 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1219 if (s
->chr_send_event
)
1220 s
->chr_send_event(s
, event
);
1223 void qemu_chr_add_handlers(CharDriverState
*s
,
1224 IOCanRWHandler
*fd_can_read
,
1225 IOReadHandler
*fd_read
,
1226 IOEventHandler
*fd_event
,
1229 s
->chr_can_read
= fd_can_read
;
1230 s
->chr_read
= fd_read
;
1231 s
->chr_event
= fd_event
;
1232 s
->handler_opaque
= opaque
;
1233 if (s
->chr_update_read_handler
)
1234 s
->chr_update_read_handler(s
);
1237 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1242 static CharDriverState
*qemu_chr_open_null(void)
1244 CharDriverState
*chr
;
1246 chr
= qemu_mallocz(sizeof(CharDriverState
));
1249 chr
->chr_write
= null_chr_write
;
1253 /* MUX driver for serial I/O splitting */
1254 static int term_timestamps
;
1255 static int64_t term_timestamps_start
;
1258 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1259 IOReadHandler
*chr_read
[MAX_MUX
];
1260 IOEventHandler
*chr_event
[MAX_MUX
];
1261 void *ext_opaque
[MAX_MUX
];
1262 CharDriverState
*drv
;
1264 int term_got_escape
;
1269 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1271 MuxDriver
*d
= chr
->opaque
;
1273 if (!term_timestamps
) {
1274 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1279 for(i
= 0; i
< len
; i
++) {
1280 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1281 if (buf
[i
] == '\n') {
1287 if (term_timestamps_start
== -1)
1288 term_timestamps_start
= ti
;
1289 ti
-= term_timestamps_start
;
1290 secs
= ti
/ 1000000000;
1291 snprintf(buf1
, sizeof(buf1
),
1292 "[%02d:%02d:%02d.%03d] ",
1296 (int)((ti
/ 1000000) % 1000));
1297 d
->drv
->chr_write(d
->drv
, buf1
, strlen(buf1
));
1304 static char *mux_help
[] = {
1305 "% h print this help\n\r",
1306 "% x exit emulator\n\r",
1307 "% s save disk data back to file (if -snapshot)\n\r",
1308 "% t toggle console timestamps\n\r"
1309 "% b send break (magic sysrq)\n\r",
1310 "% c switch between console and monitor\n\r",
1315 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1316 static void mux_print_help(CharDriverState
*chr
)
1319 char ebuf
[15] = "Escape-Char";
1320 char cbuf
[50] = "\n\r";
1322 if (term_escape_char
> 0 && term_escape_char
< 26) {
1323 sprintf(cbuf
,"\n\r");
1324 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1326 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char
);
1328 chr
->chr_write(chr
, cbuf
, strlen(cbuf
));
1329 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1330 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1331 if (mux_help
[i
][j
] == '%')
1332 chr
->chr_write(chr
, ebuf
, strlen(ebuf
));
1334 chr
->chr_write(chr
, &mux_help
[i
][j
], 1);
1339 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1341 if (d
->term_got_escape
) {
1342 d
->term_got_escape
= 0;
1343 if (ch
== term_escape_char
)
1348 mux_print_help(chr
);
1352 char *term
= "QEMU: Terminated\n\r";
1353 chr
->chr_write(chr
,term
,strlen(term
));
1360 for (i
= 0; i
< MAX_DISKS
; i
++) {
1362 bdrv_commit(bs_table
[i
]);
1368 chr
->chr_event(chr
->opaque
, CHR_EVENT_BREAK
);
1371 /* Switch to the next registered device */
1373 if (chr
->focus
>= d
->mux_cnt
)
1377 term_timestamps
= !term_timestamps
;
1378 term_timestamps_start
= -1;
1381 } else if (ch
== term_escape_char
) {
1382 d
->term_got_escape
= 1;
1390 static int mux_chr_can_read(void *opaque
)
1392 CharDriverState
*chr
= opaque
;
1393 MuxDriver
*d
= chr
->opaque
;
1394 if (d
->chr_can_read
[chr
->focus
])
1395 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1399 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1401 CharDriverState
*chr
= opaque
;
1402 MuxDriver
*d
= chr
->opaque
;
1404 for(i
= 0; i
< size
; i
++)
1405 if (mux_proc_byte(chr
, d
, buf
[i
]))
1406 d
->chr_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
], &buf
[i
], 1);
1409 static void mux_chr_event(void *opaque
, int event
)
1411 CharDriverState
*chr
= opaque
;
1412 MuxDriver
*d
= chr
->opaque
;
1415 /* Send the event to all registered listeners */
1416 for (i
= 0; i
< d
->mux_cnt
; i
++)
1417 if (d
->chr_event
[i
])
1418 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1421 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1423 MuxDriver
*d
= chr
->opaque
;
1425 if (d
->mux_cnt
>= MAX_MUX
) {
1426 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1429 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1430 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1431 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1432 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1433 /* Fix up the real driver with mux routines */
1434 if (d
->mux_cnt
== 0) {
1435 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1436 mux_chr_event
, chr
);
1438 chr
->focus
= d
->mux_cnt
;
1442 CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1444 CharDriverState
*chr
;
1447 chr
= qemu_mallocz(sizeof(CharDriverState
));
1450 d
= qemu_mallocz(sizeof(MuxDriver
));
1459 chr
->chr_write
= mux_chr_write
;
1460 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1467 static void socket_cleanup(void)
1472 static int socket_init(void)
1477 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1479 err
= WSAGetLastError();
1480 fprintf(stderr
, "WSAStartup: %d\n", err
);
1483 atexit(socket_cleanup
);
1487 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1493 ret
= send(fd
, buf
, len
, 0);
1496 errno
= WSAGetLastError();
1497 if (errno
!= WSAEWOULDBLOCK
) {
1500 } else if (ret
== 0) {
1510 void socket_set_nonblock(int fd
)
1512 unsigned long opt
= 1;
1513 ioctlsocket(fd
, FIONBIO
, &opt
);
1518 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1524 ret
= write(fd
, buf
, len
);
1526 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1528 } else if (ret
== 0) {
1538 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1540 return unix_write(fd
, buf
, len1
);
1543 void socket_set_nonblock(int fd
)
1545 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1547 #endif /* !_WIN32 */
1556 #define STDIO_MAX_CLIENTS 1
1557 static int stdio_nb_clients
= 0;
1559 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1561 FDCharDriver
*s
= chr
->opaque
;
1562 return unix_write(s
->fd_out
, buf
, len
);
1565 static int fd_chr_read_poll(void *opaque
)
1567 CharDriverState
*chr
= opaque
;
1568 FDCharDriver
*s
= chr
->opaque
;
1570 s
->max_size
= qemu_chr_can_read(chr
);
1574 static void fd_chr_read(void *opaque
)
1576 CharDriverState
*chr
= opaque
;
1577 FDCharDriver
*s
= chr
->opaque
;
1582 if (len
> s
->max_size
)
1586 size
= read(s
->fd_in
, buf
, len
);
1588 /* FD has been closed. Remove it from the active list. */
1589 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
1593 qemu_chr_read(chr
, buf
, size
);
1597 static void fd_chr_update_read_handler(CharDriverState
*chr
)
1599 FDCharDriver
*s
= chr
->opaque
;
1601 if (s
->fd_in
>= 0) {
1602 if (nographic
&& s
->fd_in
== 0) {
1604 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
1605 fd_chr_read
, NULL
, chr
);
1610 /* open a character device to a unix fd */
1611 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1613 CharDriverState
*chr
;
1616 chr
= qemu_mallocz(sizeof(CharDriverState
));
1619 s
= qemu_mallocz(sizeof(FDCharDriver
));
1627 chr
->chr_write
= fd_chr_write
;
1628 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
1630 qemu_chr_reset(chr
);
1635 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
1639 fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666);
1642 return qemu_chr_open_fd(-1, fd_out
);
1645 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
1648 char filename_in
[256], filename_out
[256];
1650 snprintf(filename_in
, 256, "%s.in", filename
);
1651 snprintf(filename_out
, 256, "%s.out", filename
);
1652 fd_in
= open(filename_in
, O_RDWR
| O_BINARY
);
1653 fd_out
= open(filename_out
, O_RDWR
| O_BINARY
);
1654 if (fd_in
< 0 || fd_out
< 0) {
1659 fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
);
1663 return qemu_chr_open_fd(fd_in
, fd_out
);
1667 /* for STDIO, we handle the case where several clients use it
1670 #define TERM_FIFO_MAX_SIZE 1
1672 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
1673 static int term_fifo_size
;
1675 static int stdio_read_poll(void *opaque
)
1677 CharDriverState
*chr
= opaque
;
1679 /* try to flush the queue if needed */
1680 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
1681 qemu_chr_read(chr
, term_fifo
, 1);
1684 /* see if we can absorb more chars */
1685 if (term_fifo_size
== 0)
1691 static void stdio_read(void *opaque
)
1695 CharDriverState
*chr
= opaque
;
1697 size
= read(0, buf
, 1);
1699 /* stdin has been closed. Remove it from the active list. */
1700 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
1704 if (qemu_chr_can_read(chr
) > 0) {
1705 qemu_chr_read(chr
, buf
, 1);
1706 } else if (term_fifo_size
== 0) {
1707 term_fifo
[term_fifo_size
++] = buf
[0];
1712 /* init terminal so that we can grab keys */
1713 static struct termios oldtty
;
1714 static int old_fd0_flags
;
1716 static void term_exit(void)
1718 tcsetattr (0, TCSANOW
, &oldtty
);
1719 fcntl(0, F_SETFL
, old_fd0_flags
);
1722 static void term_init(void)
1726 tcgetattr (0, &tty
);
1728 old_fd0_flags
= fcntl(0, F_GETFL
);
1730 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1731 |INLCR
|IGNCR
|ICRNL
|IXON
);
1732 tty
.c_oflag
|= OPOST
;
1733 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1734 /* if graphical mode, we allow Ctrl-C handling */
1736 tty
.c_lflag
&= ~ISIG
;
1737 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1740 tty
.c_cc
[VTIME
] = 0;
1742 tcsetattr (0, TCSANOW
, &tty
);
1746 fcntl(0, F_SETFL
, O_NONBLOCK
);
1749 static CharDriverState
*qemu_chr_open_stdio(void)
1751 CharDriverState
*chr
;
1753 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1755 chr
= qemu_chr_open_fd(0, 1);
1756 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
1763 #if defined(__linux__)
1764 static CharDriverState
*qemu_chr_open_pty(void)
1767 char slave_name
[1024];
1768 int master_fd
, slave_fd
;
1770 /* Not satisfying */
1771 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1775 /* Disabling local echo and line-buffered output */
1776 tcgetattr (master_fd
, &tty
);
1777 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
1779 tty
.c_cc
[VTIME
] = 0;
1780 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
1782 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1783 return qemu_chr_open_fd(master_fd
, master_fd
);
1786 static void tty_serial_init(int fd
, int speed
,
1787 int parity
, int data_bits
, int stop_bits
)
1793 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1794 speed
, parity
, data_bits
, stop_bits
);
1796 tcgetattr (fd
, &tty
);
1838 cfsetispeed(&tty
, spd
);
1839 cfsetospeed(&tty
, spd
);
1841 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1842 |INLCR
|IGNCR
|ICRNL
|IXON
);
1843 tty
.c_oflag
|= OPOST
;
1844 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
1845 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
1866 tty
.c_cflag
|= PARENB
;
1869 tty
.c_cflag
|= PARENB
| PARODD
;
1873 tty
.c_cflag
|= CSTOPB
;
1875 tcsetattr (fd
, TCSANOW
, &tty
);
1878 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1880 FDCharDriver
*s
= chr
->opaque
;
1883 case CHR_IOCTL_SERIAL_SET_PARAMS
:
1885 QEMUSerialSetParams
*ssp
= arg
;
1886 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
1887 ssp
->data_bits
, ssp
->stop_bits
);
1890 case CHR_IOCTL_SERIAL_SET_BREAK
:
1892 int enable
= *(int *)arg
;
1894 tcsendbreak(s
->fd_in
, 1);
1903 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
1905 CharDriverState
*chr
;
1908 fd
= open(filename
, O_RDWR
| O_NONBLOCK
);
1911 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1912 tty_serial_init(fd
, 115200, 'N', 8, 1);
1913 chr
= qemu_chr_open_fd(fd
, fd
);
1916 chr
->chr_ioctl
= tty_serial_ioctl
;
1917 qemu_chr_reset(chr
);
1924 } ParallelCharDriver
;
1926 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
1928 if (s
->mode
!= mode
) {
1930 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
1937 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1939 ParallelCharDriver
*drv
= chr
->opaque
;
1944 case CHR_IOCTL_PP_READ_DATA
:
1945 if (ioctl(fd
, PPRDATA
, &b
) < 0)
1947 *(uint8_t *)arg
= b
;
1949 case CHR_IOCTL_PP_WRITE_DATA
:
1950 b
= *(uint8_t *)arg
;
1951 if (ioctl(fd
, PPWDATA
, &b
) < 0)
1954 case CHR_IOCTL_PP_READ_CONTROL
:
1955 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
1957 /* Linux gives only the lowest bits, and no way to know data
1958 direction! For better compatibility set the fixed upper
1960 *(uint8_t *)arg
= b
| 0xc0;
1962 case CHR_IOCTL_PP_WRITE_CONTROL
:
1963 b
= *(uint8_t *)arg
;
1964 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
1967 case CHR_IOCTL_PP_READ_STATUS
:
1968 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
1970 *(uint8_t *)arg
= b
;
1972 case CHR_IOCTL_PP_EPP_READ_ADDR
:
1973 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
1974 struct ParallelIOArg
*parg
= arg
;
1975 int n
= read(fd
, parg
->buffer
, parg
->count
);
1976 if (n
!= parg
->count
) {
1981 case CHR_IOCTL_PP_EPP_READ
:
1982 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
1983 struct ParallelIOArg
*parg
= arg
;
1984 int n
= read(fd
, parg
->buffer
, parg
->count
);
1985 if (n
!= parg
->count
) {
1990 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
1991 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
1992 struct ParallelIOArg
*parg
= arg
;
1993 int n
= write(fd
, parg
->buffer
, parg
->count
);
1994 if (n
!= parg
->count
) {
1999 case CHR_IOCTL_PP_EPP_WRITE
:
2000 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2001 struct ParallelIOArg
*parg
= arg
;
2002 int n
= write(fd
, parg
->buffer
, parg
->count
);
2003 if (n
!= parg
->count
) {
2014 static void pp_close(CharDriverState
*chr
)
2016 ParallelCharDriver
*drv
= chr
->opaque
;
2019 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2020 ioctl(fd
, PPRELEASE
);
2025 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2027 CharDriverState
*chr
;
2028 ParallelCharDriver
*drv
;
2031 fd
= open(filename
, O_RDWR
);
2035 if (ioctl(fd
, PPCLAIM
) < 0) {
2040 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2046 drv
->mode
= IEEE1284_MODE_COMPAT
;
2048 chr
= qemu_mallocz(sizeof(CharDriverState
));
2054 chr
->chr_write
= null_chr_write
;
2055 chr
->chr_ioctl
= pp_ioctl
;
2056 chr
->chr_close
= pp_close
;
2059 qemu_chr_reset(chr
);
2065 static CharDriverState
*qemu_chr_open_pty(void)
2071 #endif /* !defined(_WIN32) */
2076 HANDLE hcom
, hrecv
, hsend
;
2077 OVERLAPPED orecv
, osend
;
2082 #define NSENDBUF 2048
2083 #define NRECVBUF 2048
2084 #define MAXCONNECT 1
2085 #define NTIMEOUT 5000
2087 static int win_chr_poll(void *opaque
);
2088 static int win_chr_pipe_poll(void *opaque
);
2090 static void win_chr_close(CharDriverState
*chr
)
2092 WinCharState
*s
= chr
->opaque
;
2095 CloseHandle(s
->hsend
);
2099 CloseHandle(s
->hrecv
);
2103 CloseHandle(s
->hcom
);
2107 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2109 qemu_del_polling_cb(win_chr_poll
, chr
);
2112 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2114 WinCharState
*s
= chr
->opaque
;
2116 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2121 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2123 fprintf(stderr
, "Failed CreateEvent\n");
2126 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2128 fprintf(stderr
, "Failed CreateEvent\n");
2132 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2133 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2134 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2135 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2140 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2141 fprintf(stderr
, "Failed SetupComm\n");
2145 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2146 size
= sizeof(COMMCONFIG
);
2147 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2148 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2149 CommConfigDialog(filename
, NULL
, &comcfg
);
2151 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2152 fprintf(stderr
, "Failed SetCommState\n");
2156 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2157 fprintf(stderr
, "Failed SetCommMask\n");
2161 cto
.ReadIntervalTimeout
= MAXDWORD
;
2162 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2163 fprintf(stderr
, "Failed SetCommTimeouts\n");
2167 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2168 fprintf(stderr
, "Failed ClearCommError\n");
2171 qemu_add_polling_cb(win_chr_poll
, chr
);
2179 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2181 WinCharState
*s
= chr
->opaque
;
2182 DWORD len
, ret
, size
, err
;
2185 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2186 s
->osend
.hEvent
= s
->hsend
;
2189 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2191 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2193 err
= GetLastError();
2194 if (err
== ERROR_IO_PENDING
) {
2195 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2213 static int win_chr_read_poll(CharDriverState
*chr
)
2215 WinCharState
*s
= chr
->opaque
;
2217 s
->max_size
= qemu_chr_can_read(chr
);
2221 static void win_chr_readfile(CharDriverState
*chr
)
2223 WinCharState
*s
= chr
->opaque
;
2228 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2229 s
->orecv
.hEvent
= s
->hrecv
;
2230 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2232 err
= GetLastError();
2233 if (err
== ERROR_IO_PENDING
) {
2234 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2239 qemu_chr_read(chr
, buf
, size
);
2243 static void win_chr_read(CharDriverState
*chr
)
2245 WinCharState
*s
= chr
->opaque
;
2247 if (s
->len
> s
->max_size
)
2248 s
->len
= s
->max_size
;
2252 win_chr_readfile(chr
);
2255 static int win_chr_poll(void *opaque
)
2257 CharDriverState
*chr
= opaque
;
2258 WinCharState
*s
= chr
->opaque
;
2262 ClearCommError(s
->hcom
, &comerr
, &status
);
2263 if (status
.cbInQue
> 0) {
2264 s
->len
= status
.cbInQue
;
2265 win_chr_read_poll(chr
);
2272 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2274 CharDriverState
*chr
;
2277 chr
= qemu_mallocz(sizeof(CharDriverState
));
2280 s
= qemu_mallocz(sizeof(WinCharState
));
2286 chr
->chr_write
= win_chr_write
;
2287 chr
->chr_close
= win_chr_close
;
2289 if (win_chr_init(chr
, filename
) < 0) {
2294 qemu_chr_reset(chr
);
2298 static int win_chr_pipe_poll(void *opaque
)
2300 CharDriverState
*chr
= opaque
;
2301 WinCharState
*s
= chr
->opaque
;
2304 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2307 win_chr_read_poll(chr
);
2314 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2316 WinCharState
*s
= chr
->opaque
;
2324 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2326 fprintf(stderr
, "Failed CreateEvent\n");
2329 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2331 fprintf(stderr
, "Failed CreateEvent\n");
2335 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2336 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2337 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2339 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2340 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2341 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2346 ZeroMemory(&ov
, sizeof(ov
));
2347 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2348 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2350 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2354 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2356 fprintf(stderr
, "Failed GetOverlappedResult\n");
2358 CloseHandle(ov
.hEvent
);
2365 CloseHandle(ov
.hEvent
);
2368 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2377 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2379 CharDriverState
*chr
;
2382 chr
= qemu_mallocz(sizeof(CharDriverState
));
2385 s
= qemu_mallocz(sizeof(WinCharState
));
2391 chr
->chr_write
= win_chr_write
;
2392 chr
->chr_close
= win_chr_close
;
2394 if (win_chr_pipe_init(chr
, filename
) < 0) {
2399 qemu_chr_reset(chr
);
2403 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2405 CharDriverState
*chr
;
2408 chr
= qemu_mallocz(sizeof(CharDriverState
));
2411 s
= qemu_mallocz(sizeof(WinCharState
));
2418 chr
->chr_write
= win_chr_write
;
2419 qemu_chr_reset(chr
);
2423 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2427 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2428 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2429 if (fd_out
== INVALID_HANDLE_VALUE
)
2432 return qemu_chr_open_win_file(fd_out
);
2436 /***********************************************************/
2437 /* UDP Net console */
2441 struct sockaddr_in daddr
;
2448 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2450 NetCharDriver
*s
= chr
->opaque
;
2452 return sendto(s
->fd
, buf
, len
, 0,
2453 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2456 static int udp_chr_read_poll(void *opaque
)
2458 CharDriverState
*chr
= opaque
;
2459 NetCharDriver
*s
= chr
->opaque
;
2461 s
->max_size
= qemu_chr_can_read(chr
);
2463 /* If there were any stray characters in the queue process them
2466 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2467 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2469 s
->max_size
= qemu_chr_can_read(chr
);
2474 static void udp_chr_read(void *opaque
)
2476 CharDriverState
*chr
= opaque
;
2477 NetCharDriver
*s
= chr
->opaque
;
2479 if (s
->max_size
== 0)
2481 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2482 s
->bufptr
= s
->bufcnt
;
2487 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2488 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2490 s
->max_size
= qemu_chr_can_read(chr
);
2494 static void udp_chr_update_read_handler(CharDriverState
*chr
)
2496 NetCharDriver
*s
= chr
->opaque
;
2499 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2500 udp_chr_read
, NULL
, chr
);
2504 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2506 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
2508 int parse_host_src_port(struct sockaddr_in
*haddr
,
2509 struct sockaddr_in
*saddr
,
2512 static CharDriverState
*qemu_chr_open_udp(const char *def
)
2514 CharDriverState
*chr
= NULL
;
2515 NetCharDriver
*s
= NULL
;
2517 struct sockaddr_in saddr
;
2519 chr
= qemu_mallocz(sizeof(CharDriverState
));
2522 s
= qemu_mallocz(sizeof(NetCharDriver
));
2526 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2528 perror("socket(PF_INET, SOCK_DGRAM)");
2532 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
2533 printf("Could not parse: %s\n", def
);
2537 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
2547 chr
->chr_write
= udp_chr_write
;
2548 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
2561 /***********************************************************/
2562 /* TCP Net console */
2573 static void tcp_chr_accept(void *opaque
);
2575 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2577 TCPCharDriver
*s
= chr
->opaque
;
2579 return send_all(s
->fd
, buf
, len
);
2581 /* XXX: indicate an error ? */
2586 static int tcp_chr_read_poll(void *opaque
)
2588 CharDriverState
*chr
= opaque
;
2589 TCPCharDriver
*s
= chr
->opaque
;
2592 s
->max_size
= qemu_chr_can_read(chr
);
2597 #define IAC_BREAK 243
2598 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
2600 char *buf
, int *size
)
2602 /* Handle any telnet client's basic IAC options to satisfy char by
2603 * char mode with no echo. All IAC options will be removed from
2604 * the buf and the do_telnetopt variable will be used to track the
2605 * state of the width of the IAC information.
2607 * IAC commands come in sets of 3 bytes with the exception of the
2608 * "IAC BREAK" command and the double IAC.
2614 for (i
= 0; i
< *size
; i
++) {
2615 if (s
->do_telnetopt
> 1) {
2616 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
2617 /* Double IAC means send an IAC */
2621 s
->do_telnetopt
= 1;
2623 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
2624 /* Handle IAC break commands by sending a serial break */
2625 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
2630 if (s
->do_telnetopt
>= 4) {
2631 s
->do_telnetopt
= 1;
2634 if ((unsigned char)buf
[i
] == IAC
) {
2635 s
->do_telnetopt
= 2;
2646 static void tcp_chr_read(void *opaque
)
2648 CharDriverState
*chr
= opaque
;
2649 TCPCharDriver
*s
= chr
->opaque
;
2653 if (!s
->connected
|| s
->max_size
<= 0)
2656 if (len
> s
->max_size
)
2658 size
= recv(s
->fd
, buf
, len
, 0);
2660 /* connection closed */
2662 if (s
->listen_fd
>= 0) {
2663 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2665 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
2668 } else if (size
> 0) {
2669 if (s
->do_telnetopt
)
2670 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
2672 qemu_chr_read(chr
, buf
, size
);
2676 static void tcp_chr_connect(void *opaque
)
2678 CharDriverState
*chr
= opaque
;
2679 TCPCharDriver
*s
= chr
->opaque
;
2682 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
2683 tcp_chr_read
, NULL
, chr
);
2684 qemu_chr_reset(chr
);
2687 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2688 static void tcp_chr_telnet_init(int fd
)
2691 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2692 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2693 send(fd
, (char *)buf
, 3, 0);
2694 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2695 send(fd
, (char *)buf
, 3, 0);
2696 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2697 send(fd
, (char *)buf
, 3, 0);
2698 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2699 send(fd
, (char *)buf
, 3, 0);
2702 static void socket_set_nodelay(int fd
)
2705 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
2708 static void tcp_chr_accept(void *opaque
)
2710 CharDriverState
*chr
= opaque
;
2711 TCPCharDriver
*s
= chr
->opaque
;
2712 struct sockaddr_in saddr
;
2714 struct sockaddr_un uaddr
;
2716 struct sockaddr
*addr
;
2723 len
= sizeof(uaddr
);
2724 addr
= (struct sockaddr
*)&uaddr
;
2728 len
= sizeof(saddr
);
2729 addr
= (struct sockaddr
*)&saddr
;
2731 fd
= accept(s
->listen_fd
, addr
, &len
);
2732 if (fd
< 0 && errno
!= EINTR
) {
2734 } else if (fd
>= 0) {
2735 if (s
->do_telnetopt
)
2736 tcp_chr_telnet_init(fd
);
2740 socket_set_nonblock(fd
);
2742 socket_set_nodelay(fd
);
2744 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
2745 tcp_chr_connect(chr
);
2748 static void tcp_chr_close(CharDriverState
*chr
)
2750 TCPCharDriver
*s
= chr
->opaque
;
2753 if (s
->listen_fd
>= 0)
2754 closesocket(s
->listen_fd
);
2758 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
2762 CharDriverState
*chr
= NULL
;
2763 TCPCharDriver
*s
= NULL
;
2764 int fd
= -1, ret
, err
, val
;
2766 int is_waitconnect
= 1;
2769 struct sockaddr_in saddr
;
2771 struct sockaddr_un uaddr
;
2773 struct sockaddr
*addr
;
2778 addr
= (struct sockaddr
*)&uaddr
;
2779 addrlen
= sizeof(uaddr
);
2780 if (parse_unix_path(&uaddr
, host_str
) < 0)
2785 addr
= (struct sockaddr
*)&saddr
;
2786 addrlen
= sizeof(saddr
);
2787 if (parse_host_port(&saddr
, host_str
) < 0)
2792 while((ptr
= strchr(ptr
,','))) {
2794 if (!strncmp(ptr
,"server",6)) {
2796 } else if (!strncmp(ptr
,"nowait",6)) {
2798 } else if (!strncmp(ptr
,"nodelay",6)) {
2801 printf("Unknown option: %s\n", ptr
);
2808 chr
= qemu_mallocz(sizeof(CharDriverState
));
2811 s
= qemu_mallocz(sizeof(TCPCharDriver
));
2817 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
2820 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2825 if (!is_waitconnect
)
2826 socket_set_nonblock(fd
);
2831 s
->is_unix
= is_unix
;
2832 s
->do_nodelay
= do_nodelay
&& !is_unix
;
2835 chr
->chr_write
= tcp_chr_write
;
2836 chr
->chr_close
= tcp_chr_close
;
2839 /* allow fast reuse */
2843 strncpy(path
, uaddr
.sun_path
, 108);
2850 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
2853 ret
= bind(fd
, addr
, addrlen
);
2857 ret
= listen(fd
, 0);
2862 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2864 s
->do_telnetopt
= 1;
2867 ret
= connect(fd
, addr
, addrlen
);
2869 err
= socket_error();
2870 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
2871 } else if (err
== EINPROGRESS
) {
2874 } else if (err
== WSAEALREADY
) {
2886 socket_set_nodelay(fd
);
2888 tcp_chr_connect(chr
);
2890 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
2893 if (is_listen
&& is_waitconnect
) {
2894 printf("QEMU waiting for connection on: %s\n", host_str
);
2895 tcp_chr_accept(chr
);
2896 socket_set_nonblock(s
->listen_fd
);
2908 CharDriverState
*qemu_chr_open(const char *filename
)
2912 if (!strcmp(filename
, "vc")) {
2913 return text_console_init(&display_state
);
2914 } else if (!strcmp(filename
, "null")) {
2915 return qemu_chr_open_null();
2917 if (strstart(filename
, "tcp:", &p
)) {
2918 return qemu_chr_open_tcp(p
, 0, 0);
2920 if (strstart(filename
, "telnet:", &p
)) {
2921 return qemu_chr_open_tcp(p
, 1, 0);
2923 if (strstart(filename
, "udp:", &p
)) {
2924 return qemu_chr_open_udp(p
);
2926 if (strstart(filename
, "mon:", &p
)) {
2927 CharDriverState
*drv
= qemu_chr_open(p
);
2929 drv
= qemu_chr_open_mux(drv
);
2930 monitor_init(drv
, !nographic
);
2933 printf("Unable to open driver: %s\n", p
);
2937 if (strstart(filename
, "unix:", &p
)) {
2938 return qemu_chr_open_tcp(p
, 0, 1);
2939 } else if (strstart(filename
, "file:", &p
)) {
2940 return qemu_chr_open_file_out(p
);
2941 } else if (strstart(filename
, "pipe:", &p
)) {
2942 return qemu_chr_open_pipe(p
);
2943 } else if (!strcmp(filename
, "pty")) {
2944 return qemu_chr_open_pty();
2945 } else if (!strcmp(filename
, "stdio")) {
2946 return qemu_chr_open_stdio();
2949 #if defined(__linux__)
2950 if (strstart(filename
, "/dev/parport", NULL
)) {
2951 return qemu_chr_open_pp(filename
);
2953 if (strstart(filename
, "/dev/", NULL
)) {
2954 return qemu_chr_open_tty(filename
);
2958 if (strstart(filename
, "COM", NULL
)) {
2959 return qemu_chr_open_win(filename
);
2961 if (strstart(filename
, "pipe:", &p
)) {
2962 return qemu_chr_open_win_pipe(p
);
2964 if (strstart(filename
, "file:", &p
)) {
2965 return qemu_chr_open_win_file_out(p
);
2973 void qemu_chr_close(CharDriverState
*chr
)
2976 chr
->chr_close(chr
);
2979 /***********************************************************/
2980 /* network device redirectors */
2982 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
2986 for(i
=0;i
<size
;i
+=16) {
2990 fprintf(f
, "%08x ", i
);
2993 fprintf(f
, " %02x", buf
[i
+j
]);
2998 for(j
=0;j
<len
;j
++) {
3000 if (c
< ' ' || c
> '~')
3002 fprintf(f
, "%c", c
);
3008 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3011 for(i
= 0; i
< 6; i
++) {
3012 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3025 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3030 p1
= strchr(p
, sep
);
3036 if (len
> buf_size
- 1)
3038 memcpy(buf
, p
, len
);
3045 int parse_host_src_port(struct sockaddr_in
*haddr
,
3046 struct sockaddr_in
*saddr
,
3047 const char *input_str
)
3049 char *str
= strdup(input_str
);
3050 char *host_str
= str
;
3055 * Chop off any extra arguments at the end of the string which
3056 * would start with a comma, then fill in the src port information
3057 * if it was provided else use the "any address" and "any port".
3059 if ((ptr
= strchr(str
,',')))
3062 if ((src_str
= strchr(input_str
,'@'))) {
3067 if (parse_host_port(haddr
, host_str
) < 0)
3070 if (!src_str
|| *src_str
== '\0')
3073 if (parse_host_port(saddr
, src_str
) < 0)
3084 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3092 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3094 saddr
->sin_family
= AF_INET
;
3095 if (buf
[0] == '\0') {
3096 saddr
->sin_addr
.s_addr
= 0;
3098 if (isdigit(buf
[0])) {
3099 if (!inet_aton(buf
, &saddr
->sin_addr
))
3102 if ((he
= gethostbyname(buf
)) == NULL
)
3104 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3107 port
= strtol(p
, (char **)&r
, 0);
3110 saddr
->sin_port
= htons(port
);
3115 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3120 len
= MIN(108, strlen(str
));
3121 p
= strchr(str
, ',');
3123 len
= MIN(len
, p
- str
);
3125 memset(uaddr
, 0, sizeof(*uaddr
));
3127 uaddr
->sun_family
= AF_UNIX
;
3128 memcpy(uaddr
->sun_path
, str
, len
);
3134 /* find or alloc a new VLAN */
3135 VLANState
*qemu_find_vlan(int id
)
3137 VLANState
**pvlan
, *vlan
;
3138 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3142 vlan
= qemu_mallocz(sizeof(VLANState
));
3147 pvlan
= &first_vlan
;
3148 while (*pvlan
!= NULL
)
3149 pvlan
= &(*pvlan
)->next
;
3154 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3155 IOReadHandler
*fd_read
,
3156 IOCanRWHandler
*fd_can_read
,
3159 VLANClientState
*vc
, **pvc
;
3160 vc
= qemu_mallocz(sizeof(VLANClientState
));
3163 vc
->fd_read
= fd_read
;
3164 vc
->fd_can_read
= fd_can_read
;
3165 vc
->opaque
= opaque
;
3169 pvc
= &vlan
->first_client
;
3170 while (*pvc
!= NULL
)
3171 pvc
= &(*pvc
)->next
;
3176 int qemu_can_send_packet(VLANClientState
*vc1
)
3178 VLANState
*vlan
= vc1
->vlan
;
3179 VLANClientState
*vc
;
3181 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3183 if (vc
->fd_can_read
&& !vc
->fd_can_read(vc
->opaque
))
3190 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3192 VLANState
*vlan
= vc1
->vlan
;
3193 VLANClientState
*vc
;
3196 printf("vlan %d send:\n", vlan
->id
);
3197 hex_dump(stdout
, buf
, size
);
3199 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3201 vc
->fd_read(vc
->opaque
, buf
, size
);
3206 #if defined(CONFIG_SLIRP)
3208 /* slirp network adapter */
3210 static int slirp_inited
;
3211 static VLANClientState
*slirp_vc
;
3213 int slirp_can_output(void)
3215 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3218 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3221 printf("slirp output:\n");
3222 hex_dump(stdout
, pkt
, pkt_len
);
3226 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3229 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3232 printf("slirp input:\n");
3233 hex_dump(stdout
, buf
, size
);
3235 slirp_input(buf
, size
);
3238 static int net_slirp_init(VLANState
*vlan
)
3240 if (!slirp_inited
) {
3244 slirp_vc
= qemu_new_vlan_client(vlan
,
3245 slirp_receive
, NULL
, NULL
);
3246 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3250 static void net_slirp_redir(const char *redir_str
)
3255 struct in_addr guest_addr
;
3256 int host_port
, guest_port
;
3258 if (!slirp_inited
) {
3264 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3266 if (!strcmp(buf
, "tcp")) {
3268 } else if (!strcmp(buf
, "udp")) {
3274 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3276 host_port
= strtol(buf
, &r
, 0);
3280 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3282 if (buf
[0] == '\0') {
3283 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3285 if (!inet_aton(buf
, &guest_addr
))
3288 guest_port
= strtol(p
, &r
, 0);
3292 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3293 fprintf(stderr
, "qemu: could not set up redirection\n");
3298 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3306 static void smb_exit(void)
3310 char filename
[1024];
3312 /* erase all the files in the directory */
3313 d
= opendir(smb_dir
);
3318 if (strcmp(de
->d_name
, ".") != 0 &&
3319 strcmp(de
->d_name
, "..") != 0) {
3320 snprintf(filename
, sizeof(filename
), "%s/%s",
3321 smb_dir
, de
->d_name
);
3329 /* automatic user mode samba server configuration */
3330 void net_slirp_smb(const char *exported_dir
)
3332 char smb_conf
[1024];
3333 char smb_cmdline
[1024];
3336 if (!slirp_inited
) {
3341 /* XXX: better tmp dir construction */
3342 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3343 if (mkdir(smb_dir
, 0700) < 0) {
3344 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3347 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3349 f
= fopen(smb_conf
, "w");
3351 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3358 "socket address=127.0.0.1\n"
3359 "pid directory=%s\n"
3360 "lock directory=%s\n"
3361 "log file=%s/log.smbd\n"
3362 "smb passwd file=%s/smbpasswd\n"
3363 "security = share\n"
3378 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3379 SMBD_COMMAND
, smb_conf
);
3381 slirp_add_exec(0, smb_cmdline
, 4, 139);
3384 #endif /* !defined(_WIN32) */
3386 #endif /* CONFIG_SLIRP */
3388 #if !defined(_WIN32)
3390 typedef struct TAPState
{
3391 VLANClientState
*vc
;
3395 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3397 TAPState
*s
= opaque
;
3400 ret
= write(s
->fd
, buf
, size
);
3401 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3408 static void tap_send(void *opaque
)
3410 TAPState
*s
= opaque
;
3417 sbuf
.maxlen
= sizeof(buf
);
3419 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3421 size
= read(s
->fd
, buf
, sizeof(buf
));
3424 qemu_send_packet(s
->vc
, buf
, size
);
3430 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3434 s
= qemu_mallocz(sizeof(TAPState
));
3438 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3439 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3440 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3445 static int tap_open(char *ifname
, int ifname_size
)
3451 fd
= open("/dev/tap", O_RDWR
);
3453 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3458 dev
= devname(s
.st_rdev
, S_IFCHR
);
3459 pstrcpy(ifname
, ifname_size
, dev
);
3461 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3464 #elif defined(__sun__)
3465 #define TUNNEWPPA (('T'<<16) | 0x0001)
3467 * Allocate TAP device, returns opened fd.
3468 * Stores dev name in the first arg(must be large enough).
3470 int tap_alloc(char *dev
)
3472 int tap_fd
, if_fd
, ppa
= -1;
3473 static int ip_fd
= 0;
3476 static int arp_fd
= 0;
3477 int ip_muxid
, arp_muxid
;
3478 struct strioctl strioc_if
, strioc_ppa
;
3479 int link_type
= I_PLINK
;;
3481 char actual_name
[32] = "";
3483 memset(&ifr
, 0x0, sizeof(ifr
));
3487 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
3491 /* Check if IP device was opened */
3495 if( (ip_fd
= open("/dev/udp", O_RDWR
, 0)) < 0){
3496 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
3500 if( (tap_fd
= open("/dev/tap", O_RDWR
, 0)) < 0){
3501 syslog(LOG_ERR
, "Can't open /dev/tap");
3505 /* Assign a new PPA and get its unit number. */
3506 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
3507 strioc_ppa
.ic_timout
= 0;
3508 strioc_ppa
.ic_len
= sizeof(ppa
);
3509 strioc_ppa
.ic_dp
= (char *)&ppa
;
3510 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
3511 syslog (LOG_ERR
, "Can't assign new interface");
3513 if( (if_fd
= open("/dev/tap", O_RDWR
, 0)) < 0){
3514 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
3517 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
3518 syslog(LOG_ERR
, "Can't push IP module");
3522 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
3523 syslog(LOG_ERR
, "Can't get flags\n");
3525 snprintf (actual_name
, 32, "tap%d", ppa
);
3526 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
3529 /* Assign ppa according to the unit number returned by tun device */
3531 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
3532 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
3533 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
3534 syslog (LOG_ERR
, "Can't get flags\n");
3535 /* Push arp module to if_fd */
3536 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
3537 syslog (LOG_ERR
, "Can't push ARP module (2)");
3539 /* Push arp module to ip_fd */
3540 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
3541 syslog (LOG_ERR
, "I_POP failed\n");
3542 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
3543 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
3545 if ((arp_fd
= open ("/dev/tap", O_RDWR
, 0)) < 0)
3546 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
3548 /* Set ifname to arp */
3549 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
3550 strioc_if
.ic_timout
= 0;
3551 strioc_if
.ic_len
= sizeof(ifr
);
3552 strioc_if
.ic_dp
= (char *)&ifr
;
3553 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
3554 syslog (LOG_ERR
, "Can't set ifname to arp\n");
3557 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
3558 syslog(LOG_ERR
, "Can't link TAP device to IP");
3562 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
3563 syslog (LOG_ERR
, "Can't link TAP device to ARP");
3567 memset(&ifr
, 0x0, sizeof(ifr
));
3568 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
3569 ifr
.lifr_ip_muxid
= ip_muxid
;
3570 ifr
.lifr_arp_muxid
= arp_muxid
;
3572 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
3574 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
3575 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
3576 syslog (LOG_ERR
, "Can't set multiplexor id");
3579 sprintf(dev
, "tap%d", ppa
);
3583 static int tap_open(char *ifname
, int ifname_size
)
3587 if( (fd
= tap_alloc(dev
)) < 0 ){
3588 fprintf(stderr
, "Cannot allocate TAP device\n");
3591 pstrcpy(ifname
, ifname_size
, dev
);
3592 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3596 static int tap_open(char *ifname
, int ifname_size
)
3601 fd
= open("/dev/net/tun", O_RDWR
);
3603 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3606 memset(&ifr
, 0, sizeof(ifr
));
3607 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
3608 if (ifname
[0] != '\0')
3609 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
3611 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
3612 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
3614 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3618 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
3619 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3624 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
3625 const char *setup_script
)
3628 int pid
, status
, fd
;
3633 if (ifname1
!= NULL
)
3634 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
3637 fd
= tap_open(ifname
, sizeof(ifname
));
3641 if (!setup_script
|| !strcmp(setup_script
, "no"))
3643 if (setup_script
[0] != '\0') {
3644 /* try to launch network init script */
3648 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
3649 for (i
= 0; i
< open_max
; i
++)
3650 if (i
!= STDIN_FILENO
&&
3651 i
!= STDOUT_FILENO
&&
3652 i
!= STDERR_FILENO
&&
3657 *parg
++ = (char *)setup_script
;
3660 execv(setup_script
, args
);
3663 while (waitpid(pid
, &status
, 0) != pid
);
3664 if (!WIFEXITED(status
) ||
3665 WEXITSTATUS(status
) != 0) {
3666 fprintf(stderr
, "%s: could not launch network script\n",
3672 s
= net_tap_fd_init(vlan
, fd
);
3675 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3676 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
3680 #endif /* !_WIN32 */
3682 /* network connection */
3683 typedef struct NetSocketState
{
3684 VLANClientState
*vc
;
3686 int state
; /* 0 = getting length, 1 = getting data */
3690 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
3693 typedef struct NetSocketListenState
{
3696 } NetSocketListenState
;
3698 /* XXX: we consider we can send the whole packet without blocking */
3699 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
3701 NetSocketState
*s
= opaque
;
3705 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
3706 send_all(s
->fd
, buf
, size
);
3709 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
3711 NetSocketState
*s
= opaque
;
3712 sendto(s
->fd
, buf
, size
, 0,
3713 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
3716 static void net_socket_send(void *opaque
)
3718 NetSocketState
*s
= opaque
;
3723 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
3725 err
= socket_error();
3726 if (err
!= EWOULDBLOCK
)
3728 } else if (size
== 0) {
3729 /* end of connection */
3731 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3737 /* reassemble a packet from the network */
3743 memcpy(s
->buf
+ s
->index
, buf
, l
);
3747 if (s
->index
== 4) {
3749 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
3755 l
= s
->packet_len
- s
->index
;
3758 memcpy(s
->buf
+ s
->index
, buf
, l
);
3762 if (s
->index
>= s
->packet_len
) {
3763 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
3772 static void net_socket_send_dgram(void *opaque
)
3774 NetSocketState
*s
= opaque
;
3777 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
3781 /* end of connection */
3782 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3785 qemu_send_packet(s
->vc
, s
->buf
, size
);
3788 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
3793 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
3794 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
3795 inet_ntoa(mcastaddr
->sin_addr
),
3796 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
3800 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
3802 perror("socket(PF_INET, SOCK_DGRAM)");
3807 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
3808 (const char *)&val
, sizeof(val
));
3810 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3814 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
3820 /* Add host to multicast group */
3821 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
3822 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
3824 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
3825 (const char *)&imr
, sizeof(struct ip_mreq
));
3827 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3831 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3833 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
3834 (const char *)&val
, sizeof(val
));
3836 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3840 socket_set_nonblock(fd
);
3848 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
3851 struct sockaddr_in saddr
;
3853 socklen_t saddr_len
;
3856 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3857 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3858 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3862 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
3864 if (saddr
.sin_addr
.s_addr
==0) {
3865 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3869 /* clone dgram socket */
3870 newfd
= net_socket_mcast_create(&saddr
);
3872 /* error already reported by net_socket_mcast_create() */
3876 /* clone newfd to fd, close newfd */
3881 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3882 fd
, strerror(errno
));
3887 s
= qemu_mallocz(sizeof(NetSocketState
));
3892 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
3893 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
3895 /* mcast: save bound address as dst */
3896 if (is_connected
) s
->dgram_dst
=saddr
;
3898 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3899 "socket: fd=%d (%s mcast=%s:%d)",
3900 fd
, is_connected
? "cloned" : "",
3901 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3905 static void net_socket_connect(void *opaque
)
3907 NetSocketState
*s
= opaque
;
3908 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
3911 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
3915 s
= qemu_mallocz(sizeof(NetSocketState
));
3919 s
->vc
= qemu_new_vlan_client(vlan
,
3920 net_socket_receive
, NULL
, s
);
3921 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3922 "socket: fd=%d", fd
);
3924 net_socket_connect(s
);
3926 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
3931 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
3934 int so_type
=-1, optlen
=sizeof(so_type
);
3936 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
, &optlen
)< 0) {
3937 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
3942 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
3944 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3946 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3947 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
3948 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3953 static void net_socket_accept(void *opaque
)
3955 NetSocketListenState
*s
= opaque
;
3957 struct sockaddr_in saddr
;
3962 len
= sizeof(saddr
);
3963 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
3964 if (fd
< 0 && errno
!= EINTR
) {
3966 } else if (fd
>= 0) {
3970 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
3974 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
3975 "socket: connection from %s:%d",
3976 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3980 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
3982 NetSocketListenState
*s
;
3984 struct sockaddr_in saddr
;
3986 if (parse_host_port(&saddr
, host_str
) < 0)
3989 s
= qemu_mallocz(sizeof(NetSocketListenState
));
3993 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3998 socket_set_nonblock(fd
);
4000 /* allow fast reuse */
4002 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4004 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4009 ret
= listen(fd
, 0);
4016 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4020 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4023 int fd
, connected
, ret
, err
;
4024 struct sockaddr_in saddr
;
4026 if (parse_host_port(&saddr
, host_str
) < 0)
4029 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4034 socket_set_nonblock(fd
);
4038 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4040 err
= socket_error();
4041 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4042 } else if (err
== EINPROGRESS
) {
4045 } else if (err
== WSAEALREADY
) {
4058 s
= net_socket_fd_init(vlan
, fd
, connected
);
4061 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4062 "socket: connect to %s:%d",
4063 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4067 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4071 struct sockaddr_in saddr
;
4073 if (parse_host_port(&saddr
, host_str
) < 0)
4077 fd
= net_socket_mcast_create(&saddr
);
4081 s
= net_socket_fd_init(vlan
, fd
, 0);
4085 s
->dgram_dst
= saddr
;
4087 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4088 "socket: mcast=%s:%d",
4089 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4094 static int get_param_value(char *buf
, int buf_size
,
4095 const char *tag
, const char *str
)
4104 while (*p
!= '\0' && *p
!= '=') {
4105 if ((q
- option
) < sizeof(option
) - 1)
4113 if (!strcmp(tag
, option
)) {
4115 while (*p
!= '\0' && *p
!= ',') {
4116 if ((q
- buf
) < buf_size
- 1)
4123 while (*p
!= '\0' && *p
!= ',') {
4134 static int net_client_init(const char *str
)
4145 while (*p
!= '\0' && *p
!= ',') {
4146 if ((q
- device
) < sizeof(device
) - 1)
4154 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4155 vlan_id
= strtol(buf
, NULL
, 0);
4157 vlan
= qemu_find_vlan(vlan_id
);
4159 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4162 if (!strcmp(device
, "nic")) {
4166 if (nb_nics
>= MAX_NICS
) {
4167 fprintf(stderr
, "Too Many NICs\n");
4170 nd
= &nd_table
[nb_nics
];
4171 macaddr
= nd
->macaddr
;
4177 macaddr
[5] = 0x56 + nb_nics
;
4179 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4180 if (parse_macaddr(macaddr
, buf
) < 0) {
4181 fprintf(stderr
, "invalid syntax for ethernet address\n");
4185 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4186 nd
->model
= strdup(buf
);
4192 if (!strcmp(device
, "none")) {
4193 /* does nothing. It is needed to signal that no network cards
4198 if (!strcmp(device
, "user")) {
4199 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4200 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4202 ret
= net_slirp_init(vlan
);
4206 if (!strcmp(device
, "tap")) {
4208 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4209 fprintf(stderr
, "tap: no interface name\n");
4212 ret
= tap_win32_init(vlan
, ifname
);
4215 if (!strcmp(device
, "tap")) {
4217 char setup_script
[1024];
4219 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4220 fd
= strtol(buf
, NULL
, 0);
4222 if (net_tap_fd_init(vlan
, fd
))
4225 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4228 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4229 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4231 ret
= net_tap_init(vlan
, ifname
, setup_script
);
4235 if (!strcmp(device
, "socket")) {
4236 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4238 fd
= strtol(buf
, NULL
, 0);
4240 if (net_socket_fd_init(vlan
, fd
, 1))
4242 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4243 ret
= net_socket_listen_init(vlan
, buf
);
4244 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4245 ret
= net_socket_connect_init(vlan
, buf
);
4246 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4247 ret
= net_socket_mcast_init(vlan
, buf
);
4249 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4254 fprintf(stderr
, "Unknown network device: %s\n", device
);
4258 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4264 void do_info_network(void)
4267 VLANClientState
*vc
;
4269 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4270 term_printf("VLAN %d devices:\n", vlan
->id
);
4271 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4272 term_printf(" %s\n", vc
->info_str
);
4276 /***********************************************************/
4279 static USBPort
*used_usb_ports
;
4280 static USBPort
*free_usb_ports
;
4282 /* ??? Maybe change this to register a hub to keep track of the topology. */
4283 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
4284 usb_attachfn attach
)
4286 port
->opaque
= opaque
;
4287 port
->index
= index
;
4288 port
->attach
= attach
;
4289 port
->next
= free_usb_ports
;
4290 free_usb_ports
= port
;
4293 static int usb_device_add(const char *devname
)
4299 if (!free_usb_ports
)
4302 if (strstart(devname
, "host:", &p
)) {
4303 dev
= usb_host_device_open(p
);
4304 } else if (!strcmp(devname
, "mouse")) {
4305 dev
= usb_mouse_init();
4306 } else if (!strcmp(devname
, "tablet")) {
4307 dev
= usb_tablet_init();
4308 } else if (strstart(devname
, "disk:", &p
)) {
4309 dev
= usb_msd_init(p
);
4316 /* Find a USB port to add the device to. */
4317 port
= free_usb_ports
;
4321 /* Create a new hub and chain it on. */
4322 free_usb_ports
= NULL
;
4323 port
->next
= used_usb_ports
;
4324 used_usb_ports
= port
;
4326 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
4327 usb_attach(port
, hub
);
4328 port
= free_usb_ports
;
4331 free_usb_ports
= port
->next
;
4332 port
->next
= used_usb_ports
;
4333 used_usb_ports
= port
;
4334 usb_attach(port
, dev
);
4338 static int usb_device_del(const char *devname
)
4346 if (!used_usb_ports
)
4349 p
= strchr(devname
, '.');
4352 bus_num
= strtoul(devname
, NULL
, 0);
4353 addr
= strtoul(p
+ 1, NULL
, 0);
4357 lastp
= &used_usb_ports
;
4358 port
= used_usb_ports
;
4359 while (port
&& port
->dev
->addr
!= addr
) {
4360 lastp
= &port
->next
;
4368 *lastp
= port
->next
;
4369 usb_attach(port
, NULL
);
4370 dev
->handle_destroy(dev
);
4371 port
->next
= free_usb_ports
;
4372 free_usb_ports
= port
;
4376 void do_usb_add(const char *devname
)
4379 ret
= usb_device_add(devname
);
4381 term_printf("Could not add USB device '%s'\n", devname
);
4384 void do_usb_del(const char *devname
)
4387 ret
= usb_device_del(devname
);
4389 term_printf("Could not remove USB device '%s'\n", devname
);
4396 const char *speed_str
;
4399 term_printf("USB support not enabled\n");
4403 for (port
= used_usb_ports
; port
; port
= port
->next
) {
4407 switch(dev
->speed
) {
4411 case USB_SPEED_FULL
:
4414 case USB_SPEED_HIGH
:
4421 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4422 0, dev
->addr
, speed_str
, dev
->devname
);
4426 /***********************************************************/
4427 /* PCMCIA/Cardbus */
4429 static struct pcmcia_socket_entry_s
{
4430 struct pcmcia_socket_s
*socket
;
4431 struct pcmcia_socket_entry_s
*next
;
4432 } *pcmcia_sockets
= 0;
4434 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
4436 struct pcmcia_socket_entry_s
*entry
;
4438 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
4439 entry
->socket
= socket
;
4440 entry
->next
= pcmcia_sockets
;
4441 pcmcia_sockets
= entry
;
4444 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
4446 struct pcmcia_socket_entry_s
*entry
, **ptr
;
4448 ptr
= &pcmcia_sockets
;
4449 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
4450 if (entry
->socket
== socket
) {
4456 void pcmcia_info(void)
4458 struct pcmcia_socket_entry_s
*iter
;
4459 if (!pcmcia_sockets
)
4460 term_printf("No PCMCIA sockets\n");
4462 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
4463 term_printf("%s: %s\n", iter
->socket
->slot_string
,
4464 iter
->socket
->attached
? iter
->socket
->card_string
:
4468 /***********************************************************/
4471 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
4475 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
4479 static void dumb_refresh(DisplayState
*ds
)
4484 void dumb_display_init(DisplayState
*ds
)
4489 ds
->dpy_update
= dumb_update
;
4490 ds
->dpy_resize
= dumb_resize
;
4491 ds
->dpy_refresh
= dumb_refresh
;
4494 /***********************************************************/
4497 #define MAX_IO_HANDLERS 64
4499 typedef struct IOHandlerRecord
{
4501 IOCanRWHandler
*fd_read_poll
;
4503 IOHandler
*fd_write
;
4506 /* temporary data */
4508 struct IOHandlerRecord
*next
;
4511 static IOHandlerRecord
*first_io_handler
;
4513 /* XXX: fd_read_poll should be suppressed, but an API change is
4514 necessary in the character devices to suppress fd_can_read(). */
4515 int qemu_set_fd_handler2(int fd
,
4516 IOCanRWHandler
*fd_read_poll
,
4518 IOHandler
*fd_write
,
4521 IOHandlerRecord
**pioh
, *ioh
;
4523 if (!fd_read
&& !fd_write
) {
4524 pioh
= &first_io_handler
;
4529 if (ioh
->fd
== fd
) {
4536 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
4540 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
4543 ioh
->next
= first_io_handler
;
4544 first_io_handler
= ioh
;
4547 ioh
->fd_read_poll
= fd_read_poll
;
4548 ioh
->fd_read
= fd_read
;
4549 ioh
->fd_write
= fd_write
;
4550 ioh
->opaque
= opaque
;
4556 int qemu_set_fd_handler(int fd
,
4558 IOHandler
*fd_write
,
4561 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
4564 /***********************************************************/
4565 /* Polling handling */
4567 typedef struct PollingEntry
{
4570 struct PollingEntry
*next
;
4573 static PollingEntry
*first_polling_entry
;
4575 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
4577 PollingEntry
**ppe
, *pe
;
4578 pe
= qemu_mallocz(sizeof(PollingEntry
));
4582 pe
->opaque
= opaque
;
4583 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
4588 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
4590 PollingEntry
**ppe
, *pe
;
4591 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
4593 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
4602 /***********************************************************/
4603 /* Wait objects support */
4604 typedef struct WaitObjects
{
4606 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
4607 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
4608 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
4611 static WaitObjects wait_objects
= {0};
4613 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4615 WaitObjects
*w
= &wait_objects
;
4617 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
4619 w
->events
[w
->num
] = handle
;
4620 w
->func
[w
->num
] = func
;
4621 w
->opaque
[w
->num
] = opaque
;
4626 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4629 WaitObjects
*w
= &wait_objects
;
4632 for (i
= 0; i
< w
->num
; i
++) {
4633 if (w
->events
[i
] == handle
)
4636 w
->events
[i
] = w
->events
[i
+ 1];
4637 w
->func
[i
] = w
->func
[i
+ 1];
4638 w
->opaque
[i
] = w
->opaque
[i
+ 1];
4646 /***********************************************************/
4647 /* savevm/loadvm support */
4649 #define IO_BUF_SIZE 32768
4653 BlockDriverState
*bs
;
4656 int64_t base_offset
;
4657 int64_t buf_offset
; /* start of buffer when writing, end of buffer
4660 int buf_size
; /* 0 when writing */
4661 uint8_t buf
[IO_BUF_SIZE
];
4664 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
4668 f
= qemu_mallocz(sizeof(QEMUFile
));
4671 if (!strcmp(mode
, "wb")) {
4673 } else if (!strcmp(mode
, "rb")) {
4678 f
->outfile
= fopen(filename
, mode
);
4690 QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
4694 f
= qemu_mallocz(sizeof(QEMUFile
));
4699 f
->is_writable
= is_writable
;
4700 f
->base_offset
= offset
;
4704 void qemu_fflush(QEMUFile
*f
)
4706 if (!f
->is_writable
)
4708 if (f
->buf_index
> 0) {
4710 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
4711 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
4713 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
4714 f
->buf
, f
->buf_index
);
4716 f
->buf_offset
+= f
->buf_index
;
4721 static void qemu_fill_buffer(QEMUFile
*f
)
4728 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
4729 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
4733 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
4734 f
->buf
, IO_BUF_SIZE
);
4740 f
->buf_offset
+= len
;
4743 void qemu_fclose(QEMUFile
*f
)
4753 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
4757 l
= IO_BUF_SIZE
- f
->buf_index
;
4760 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
4764 if (f
->buf_index
>= IO_BUF_SIZE
)
4769 void qemu_put_byte(QEMUFile
*f
, int v
)
4771 f
->buf
[f
->buf_index
++] = v
;
4772 if (f
->buf_index
>= IO_BUF_SIZE
)
4776 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
4782 l
= f
->buf_size
- f
->buf_index
;
4784 qemu_fill_buffer(f
);
4785 l
= f
->buf_size
- f
->buf_index
;
4791 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
4796 return size1
- size
;
4799 int qemu_get_byte(QEMUFile
*f
)
4801 if (f
->buf_index
>= f
->buf_size
) {
4802 qemu_fill_buffer(f
);
4803 if (f
->buf_index
>= f
->buf_size
)
4806 return f
->buf
[f
->buf_index
++];
4809 int64_t qemu_ftell(QEMUFile
*f
)
4811 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
4814 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
4816 if (whence
== SEEK_SET
) {
4818 } else if (whence
== SEEK_CUR
) {
4819 pos
+= qemu_ftell(f
);
4821 /* SEEK_END not supported */
4824 if (f
->is_writable
) {
4826 f
->buf_offset
= pos
;
4828 f
->buf_offset
= pos
;
4835 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
4837 qemu_put_byte(f
, v
>> 8);
4838 qemu_put_byte(f
, v
);
4841 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
4843 qemu_put_byte(f
, v
>> 24);
4844 qemu_put_byte(f
, v
>> 16);
4845 qemu_put_byte(f
, v
>> 8);
4846 qemu_put_byte(f
, v
);
4849 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
4851 qemu_put_be32(f
, v
>> 32);
4852 qemu_put_be32(f
, v
);
4855 unsigned int qemu_get_be16(QEMUFile
*f
)
4858 v
= qemu_get_byte(f
) << 8;
4859 v
|= qemu_get_byte(f
);
4863 unsigned int qemu_get_be32(QEMUFile
*f
)
4866 v
= qemu_get_byte(f
) << 24;
4867 v
|= qemu_get_byte(f
) << 16;
4868 v
|= qemu_get_byte(f
) << 8;
4869 v
|= qemu_get_byte(f
);
4873 uint64_t qemu_get_be64(QEMUFile
*f
)
4876 v
= (uint64_t)qemu_get_be32(f
) << 32;
4877 v
|= qemu_get_be32(f
);
4881 typedef struct SaveStateEntry
{
4885 SaveStateHandler
*save_state
;
4886 LoadStateHandler
*load_state
;
4888 struct SaveStateEntry
*next
;
4891 static SaveStateEntry
*first_se
;
4893 int register_savevm(const char *idstr
,
4896 SaveStateHandler
*save_state
,
4897 LoadStateHandler
*load_state
,
4900 SaveStateEntry
*se
, **pse
;
4902 se
= qemu_malloc(sizeof(SaveStateEntry
));
4905 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
4906 se
->instance_id
= instance_id
;
4907 se
->version_id
= version_id
;
4908 se
->save_state
= save_state
;
4909 se
->load_state
= load_state
;
4910 se
->opaque
= opaque
;
4913 /* add at the end of list */
4915 while (*pse
!= NULL
)
4916 pse
= &(*pse
)->next
;
4921 #define QEMU_VM_FILE_MAGIC 0x5145564d
4922 #define QEMU_VM_FILE_VERSION 0x00000002
4924 int qemu_savevm_state(QEMUFile
*f
)
4928 int64_t cur_pos
, len_pos
, total_len_pos
;
4930 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
4931 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
4932 total_len_pos
= qemu_ftell(f
);
4933 qemu_put_be64(f
, 0); /* total size */
4935 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4937 len
= strlen(se
->idstr
);
4938 qemu_put_byte(f
, len
);
4939 qemu_put_buffer(f
, se
->idstr
, len
);
4941 qemu_put_be32(f
, se
->instance_id
);
4942 qemu_put_be32(f
, se
->version_id
);
4944 /* record size: filled later */
4945 len_pos
= qemu_ftell(f
);
4946 qemu_put_be32(f
, 0);
4948 se
->save_state(f
, se
->opaque
);
4950 /* fill record size */
4951 cur_pos
= qemu_ftell(f
);
4952 len
= cur_pos
- len_pos
- 4;
4953 qemu_fseek(f
, len_pos
, SEEK_SET
);
4954 qemu_put_be32(f
, len
);
4955 qemu_fseek(f
, cur_pos
, SEEK_SET
);
4957 cur_pos
= qemu_ftell(f
);
4958 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
4959 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
4960 qemu_fseek(f
, cur_pos
, SEEK_SET
);
4966 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
4970 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4971 if (!strcmp(se
->idstr
, idstr
) &&
4972 instance_id
== se
->instance_id
)
4978 int qemu_loadvm_state(QEMUFile
*f
)
4981 int len
, ret
, instance_id
, record_len
, version_id
;
4982 int64_t total_len
, end_pos
, cur_pos
;
4986 v
= qemu_get_be32(f
);
4987 if (v
!= QEMU_VM_FILE_MAGIC
)
4989 v
= qemu_get_be32(f
);
4990 if (v
!= QEMU_VM_FILE_VERSION
) {
4995 total_len
= qemu_get_be64(f
);
4996 end_pos
= total_len
+ qemu_ftell(f
);
4998 if (qemu_ftell(f
) >= end_pos
)
5000 len
= qemu_get_byte(f
);
5001 qemu_get_buffer(f
, idstr
, len
);
5003 instance_id
= qemu_get_be32(f
);
5004 version_id
= qemu_get_be32(f
);
5005 record_len
= qemu_get_be32(f
);
5007 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5008 idstr
, instance_id
, version_id
, record_len
);
5010 cur_pos
= qemu_ftell(f
);
5011 se
= find_se(idstr
, instance_id
);
5013 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5014 instance_id
, idstr
);
5016 ret
= se
->load_state(f
, se
->opaque
, version_id
);
5018 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5019 instance_id
, idstr
);
5022 /* always seek to exact end of record */
5023 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
5030 /* device can contain snapshots */
5031 static int bdrv_can_snapshot(BlockDriverState
*bs
)
5034 !bdrv_is_removable(bs
) &&
5035 !bdrv_is_read_only(bs
));
5038 /* device must be snapshots in order to have a reliable snapshot */
5039 static int bdrv_has_snapshot(BlockDriverState
*bs
)
5042 !bdrv_is_removable(bs
) &&
5043 !bdrv_is_read_only(bs
));
5046 static BlockDriverState
*get_bs_snapshots(void)
5048 BlockDriverState
*bs
;
5052 return bs_snapshots
;
5053 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5055 if (bdrv_can_snapshot(bs
))
5064 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
5067 QEMUSnapshotInfo
*sn_tab
, *sn
;
5071 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
5074 for(i
= 0; i
< nb_sns
; i
++) {
5076 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
5086 void do_savevm(const char *name
)
5088 BlockDriverState
*bs
, *bs1
;
5089 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
5090 int must_delete
, ret
, i
;
5091 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
5093 int saved_vm_running
;
5100 bs
= get_bs_snapshots();
5102 term_printf("No block device can accept snapshots\n");
5106 /* ??? Should this occur after vm_stop? */
5109 saved_vm_running
= vm_running
;
5114 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
5119 memset(sn
, 0, sizeof(*sn
));
5121 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
5122 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
5125 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
5128 /* fill auxiliary fields */
5131 sn
->date_sec
= tb
.time
;
5132 sn
->date_nsec
= tb
.millitm
* 1000000;
5134 gettimeofday(&tv
, NULL
);
5135 sn
->date_sec
= tv
.tv_sec
;
5136 sn
->date_nsec
= tv
.tv_usec
* 1000;
5138 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
5140 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
5141 term_printf("Device %s does not support VM state snapshots\n",
5142 bdrv_get_device_name(bs
));
5146 /* save the VM state */
5147 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
5149 term_printf("Could not open VM state file\n");
5152 ret
= qemu_savevm_state(f
);
5153 sn
->vm_state_size
= qemu_ftell(f
);
5156 term_printf("Error %d while writing VM\n", ret
);
5160 /* create the snapshots */
5162 for(i
= 0; i
< MAX_DISKS
; i
++) {
5164 if (bdrv_has_snapshot(bs1
)) {
5166 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
5168 term_printf("Error while deleting snapshot on '%s'\n",
5169 bdrv_get_device_name(bs1
));
5172 ret
= bdrv_snapshot_create(bs1
, sn
);
5174 term_printf("Error while creating snapshot on '%s'\n",
5175 bdrv_get_device_name(bs1
));
5181 if (saved_vm_running
)
5185 void do_loadvm(const char *name
)
5187 BlockDriverState
*bs
, *bs1
;
5188 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
5191 int saved_vm_running
;
5193 bs
= get_bs_snapshots();
5195 term_printf("No block device supports snapshots\n");
5199 /* Flush all IO requests so they don't interfere with the new state. */
5202 saved_vm_running
= vm_running
;
5205 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5207 if (bdrv_has_snapshot(bs1
)) {
5208 ret
= bdrv_snapshot_goto(bs1
, name
);
5211 term_printf("Warning: ");
5214 term_printf("Snapshots not supported on device '%s'\n",
5215 bdrv_get_device_name(bs1
));
5218 term_printf("Could not find snapshot '%s' on device '%s'\n",
5219 name
, bdrv_get_device_name(bs1
));
5222 term_printf("Error %d while activating snapshot on '%s'\n",
5223 ret
, bdrv_get_device_name(bs1
));
5226 /* fatal on snapshot block device */
5233 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
5234 term_printf("Device %s does not support VM state snapshots\n",
5235 bdrv_get_device_name(bs
));
5239 /* restore the VM state */
5240 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
5242 term_printf("Could not open VM state file\n");
5245 ret
= qemu_loadvm_state(f
);
5248 term_printf("Error %d while loading VM state\n", ret
);
5251 if (saved_vm_running
)
5255 void do_delvm(const char *name
)
5257 BlockDriverState
*bs
, *bs1
;
5260 bs
= get_bs_snapshots();
5262 term_printf("No block device supports snapshots\n");
5266 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5268 if (bdrv_has_snapshot(bs1
)) {
5269 ret
= bdrv_snapshot_delete(bs1
, name
);
5271 if (ret
== -ENOTSUP
)
5272 term_printf("Snapshots not supported on device '%s'\n",
5273 bdrv_get_device_name(bs1
));
5275 term_printf("Error %d while deleting snapshot on '%s'\n",
5276 ret
, bdrv_get_device_name(bs1
));
5282 void do_info_snapshots(void)
5284 BlockDriverState
*bs
, *bs1
;
5285 QEMUSnapshotInfo
*sn_tab
, *sn
;
5289 bs
= get_bs_snapshots();
5291 term_printf("No available block device supports snapshots\n");
5294 term_printf("Snapshot devices:");
5295 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5297 if (bdrv_has_snapshot(bs1
)) {
5299 term_printf(" %s", bdrv_get_device_name(bs1
));
5304 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
5306 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
5309 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
5310 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
5311 for(i
= 0; i
< nb_sns
; i
++) {
5313 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
5318 /***********************************************************/
5319 /* cpu save/restore */
5321 #if defined(TARGET_I386)
5323 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
5325 qemu_put_be32(f
, dt
->selector
);
5326 qemu_put_betl(f
, dt
->base
);
5327 qemu_put_be32(f
, dt
->limit
);
5328 qemu_put_be32(f
, dt
->flags
);
5331 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
5333 dt
->selector
= qemu_get_be32(f
);
5334 dt
->base
= qemu_get_betl(f
);
5335 dt
->limit
= qemu_get_be32(f
);
5336 dt
->flags
= qemu_get_be32(f
);
5339 void cpu_save(QEMUFile
*f
, void *opaque
)
5341 CPUState
*env
= opaque
;
5342 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
5346 for(i
= 0; i
< CPU_NB_REGS
; i
++)
5347 qemu_put_betls(f
, &env
->regs
[i
]);
5348 qemu_put_betls(f
, &env
->eip
);
5349 qemu_put_betls(f
, &env
->eflags
);
5350 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
5351 qemu_put_be32s(f
, &hflags
);
5355 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
5357 for(i
= 0; i
< 8; i
++) {
5358 fptag
|= ((!env
->fptags
[i
]) << i
);
5361 qemu_put_be16s(f
, &fpuc
);
5362 qemu_put_be16s(f
, &fpus
);
5363 qemu_put_be16s(f
, &fptag
);
5365 #ifdef USE_X86LDOUBLE
5370 qemu_put_be16s(f
, &fpregs_format
);
5372 for(i
= 0; i
< 8; i
++) {
5373 #ifdef USE_X86LDOUBLE
5377 /* we save the real CPU data (in case of MMX usage only 'mant'
5378 contains the MMX register */
5379 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
5380 qemu_put_be64(f
, mant
);
5381 qemu_put_be16(f
, exp
);
5384 /* if we use doubles for float emulation, we save the doubles to
5385 avoid losing information in case of MMX usage. It can give
5386 problems if the image is restored on a CPU where long
5387 doubles are used instead. */
5388 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
5392 for(i
= 0; i
< 6; i
++)
5393 cpu_put_seg(f
, &env
->segs
[i
]);
5394 cpu_put_seg(f
, &env
->ldt
);
5395 cpu_put_seg(f
, &env
->tr
);
5396 cpu_put_seg(f
, &env
->gdt
);
5397 cpu_put_seg(f
, &env
->idt
);
5399 qemu_put_be32s(f
, &env
->sysenter_cs
);
5400 qemu_put_be32s(f
, &env
->sysenter_esp
);
5401 qemu_put_be32s(f
, &env
->sysenter_eip
);
5403 qemu_put_betls(f
, &env
->cr
[0]);
5404 qemu_put_betls(f
, &env
->cr
[2]);
5405 qemu_put_betls(f
, &env
->cr
[3]);
5406 qemu_put_betls(f
, &env
->cr
[4]);
5408 for(i
= 0; i
< 8; i
++)
5409 qemu_put_betls(f
, &env
->dr
[i
]);
5412 qemu_put_be32s(f
, &env
->a20_mask
);
5415 qemu_put_be32s(f
, &env
->mxcsr
);
5416 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
5417 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
5418 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
5421 #ifdef TARGET_X86_64
5422 qemu_put_be64s(f
, &env
->efer
);
5423 qemu_put_be64s(f
, &env
->star
);
5424 qemu_put_be64s(f
, &env
->lstar
);
5425 qemu_put_be64s(f
, &env
->cstar
);
5426 qemu_put_be64s(f
, &env
->fmask
);
5427 qemu_put_be64s(f
, &env
->kernelgsbase
);
5429 qemu_put_be32s(f
, &env
->smbase
);
5432 #ifdef USE_X86LDOUBLE
5433 /* XXX: add that in a FPU generic layer */
5434 union x86_longdouble
{
5439 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5440 #define EXPBIAS1 1023
5441 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5442 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5444 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
5448 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
5449 /* exponent + sign */
5450 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
5451 e
|= SIGND1(temp
) >> 16;
5456 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5458 CPUState
*env
= opaque
;
5461 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
5463 if (version_id
!= 3 && version_id
!= 4)
5465 for(i
= 0; i
< CPU_NB_REGS
; i
++)
5466 qemu_get_betls(f
, &env
->regs
[i
]);
5467 qemu_get_betls(f
, &env
->eip
);
5468 qemu_get_betls(f
, &env
->eflags
);
5469 qemu_get_be32s(f
, &hflags
);
5471 qemu_get_be16s(f
, &fpuc
);
5472 qemu_get_be16s(f
, &fpus
);
5473 qemu_get_be16s(f
, &fptag
);
5474 qemu_get_be16s(f
, &fpregs_format
);
5476 /* NOTE: we cannot always restore the FPU state if the image come
5477 from a host with a different 'USE_X86LDOUBLE' define. We guess
5478 if we are in an MMX state to restore correctly in that case. */
5479 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
5480 for(i
= 0; i
< 8; i
++) {
5484 switch(fpregs_format
) {
5486 mant
= qemu_get_be64(f
);
5487 exp
= qemu_get_be16(f
);
5488 #ifdef USE_X86LDOUBLE
5489 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
5491 /* difficult case */
5493 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
5495 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
5499 mant
= qemu_get_be64(f
);
5500 #ifdef USE_X86LDOUBLE
5502 union x86_longdouble
*p
;
5503 /* difficult case */
5504 p
= (void *)&env
->fpregs
[i
];
5509 fp64_to_fp80(p
, mant
);
5513 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
5522 /* XXX: restore FPU round state */
5523 env
->fpstt
= (fpus
>> 11) & 7;
5524 env
->fpus
= fpus
& ~0x3800;
5526 for(i
= 0; i
< 8; i
++) {
5527 env
->fptags
[i
] = (fptag
>> i
) & 1;
5530 for(i
= 0; i
< 6; i
++)
5531 cpu_get_seg(f
, &env
->segs
[i
]);
5532 cpu_get_seg(f
, &env
->ldt
);
5533 cpu_get_seg(f
, &env
->tr
);
5534 cpu_get_seg(f
, &env
->gdt
);
5535 cpu_get_seg(f
, &env
->idt
);
5537 qemu_get_be32s(f
, &env
->sysenter_cs
);
5538 qemu_get_be32s(f
, &env
->sysenter_esp
);
5539 qemu_get_be32s(f
, &env
->sysenter_eip
);
5541 qemu_get_betls(f
, &env
->cr
[0]);
5542 qemu_get_betls(f
, &env
->cr
[2]);
5543 qemu_get_betls(f
, &env
->cr
[3]);
5544 qemu_get_betls(f
, &env
->cr
[4]);
5546 for(i
= 0; i
< 8; i
++)
5547 qemu_get_betls(f
, &env
->dr
[i
]);
5550 qemu_get_be32s(f
, &env
->a20_mask
);
5552 qemu_get_be32s(f
, &env
->mxcsr
);
5553 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
5554 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
5555 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
5558 #ifdef TARGET_X86_64
5559 qemu_get_be64s(f
, &env
->efer
);
5560 qemu_get_be64s(f
, &env
->star
);
5561 qemu_get_be64s(f
, &env
->lstar
);
5562 qemu_get_be64s(f
, &env
->cstar
);
5563 qemu_get_be64s(f
, &env
->fmask
);
5564 qemu_get_be64s(f
, &env
->kernelgsbase
);
5566 if (version_id
>= 4)
5567 qemu_get_be32s(f
, &env
->smbase
);
5569 /* XXX: compute hflags from scratch, except for CPL and IIF */
5570 env
->hflags
= hflags
;
5575 #elif defined(TARGET_PPC)
5576 void cpu_save(QEMUFile
*f
, void *opaque
)
5580 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5585 #elif defined(TARGET_MIPS)
5586 void cpu_save(QEMUFile
*f
, void *opaque
)
5590 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5595 #elif defined(TARGET_SPARC)
5596 void cpu_save(QEMUFile
*f
, void *opaque
)
5598 CPUState
*env
= opaque
;
5602 for(i
= 0; i
< 8; i
++)
5603 qemu_put_betls(f
, &env
->gregs
[i
]);
5604 for(i
= 0; i
< NWINDOWS
* 16; i
++)
5605 qemu_put_betls(f
, &env
->regbase
[i
]);
5608 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
5614 qemu_put_be32(f
, u
.i
);
5617 qemu_put_betls(f
, &env
->pc
);
5618 qemu_put_betls(f
, &env
->npc
);
5619 qemu_put_betls(f
, &env
->y
);
5621 qemu_put_be32(f
, tmp
);
5622 qemu_put_betls(f
, &env
->fsr
);
5623 qemu_put_betls(f
, &env
->tbr
);
5624 #ifndef TARGET_SPARC64
5625 qemu_put_be32s(f
, &env
->wim
);
5627 for(i
= 0; i
< 16; i
++)
5628 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
5632 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5634 CPUState
*env
= opaque
;
5638 for(i
= 0; i
< 8; i
++)
5639 qemu_get_betls(f
, &env
->gregs
[i
]);
5640 for(i
= 0; i
< NWINDOWS
* 16; i
++)
5641 qemu_get_betls(f
, &env
->regbase
[i
]);
5644 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
5649 u
.i
= qemu_get_be32(f
);
5653 qemu_get_betls(f
, &env
->pc
);
5654 qemu_get_betls(f
, &env
->npc
);
5655 qemu_get_betls(f
, &env
->y
);
5656 tmp
= qemu_get_be32(f
);
5657 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
5658 correctly updated */
5660 qemu_get_betls(f
, &env
->fsr
);
5661 qemu_get_betls(f
, &env
->tbr
);
5662 #ifndef TARGET_SPARC64
5663 qemu_get_be32s(f
, &env
->wim
);
5665 for(i
= 0; i
< 16; i
++)
5666 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
5672 #elif defined(TARGET_ARM)
5674 /* ??? Need to implement these. */
5675 void cpu_save(QEMUFile
*f
, void *opaque
)
5679 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5686 #warning No CPU save/restore functions
5690 /***********************************************************/
5691 /* ram save/restore */
5693 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
5697 v
= qemu_get_byte(f
);
5700 if (qemu_get_buffer(f
, buf
, len
) != len
)
5704 v
= qemu_get_byte(f
);
5705 memset(buf
, v
, len
);
5713 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
5717 if (qemu_get_be32(f
) != phys_ram_size
)
5719 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
5720 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
5727 #define BDRV_HASH_BLOCK_SIZE 1024
5728 #define IOBUF_SIZE 4096
5729 #define RAM_CBLOCK_MAGIC 0xfabe
5731 typedef struct RamCompressState
{
5734 uint8_t buf
[IOBUF_SIZE
];
5737 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
5740 memset(s
, 0, sizeof(*s
));
5742 ret
= deflateInit2(&s
->zstream
, 1,
5744 9, Z_DEFAULT_STRATEGY
);
5747 s
->zstream
.avail_out
= IOBUF_SIZE
;
5748 s
->zstream
.next_out
= s
->buf
;
5752 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
5754 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
5755 qemu_put_be16(s
->f
, len
);
5756 qemu_put_buffer(s
->f
, buf
, len
);
5759 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
5763 s
->zstream
.avail_in
= len
;
5764 s
->zstream
.next_in
= (uint8_t *)buf
;
5765 while (s
->zstream
.avail_in
> 0) {
5766 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
5769 if (s
->zstream
.avail_out
== 0) {
5770 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
5771 s
->zstream
.avail_out
= IOBUF_SIZE
;
5772 s
->zstream
.next_out
= s
->buf
;
5778 static void ram_compress_close(RamCompressState
*s
)
5782 /* compress last bytes */
5784 ret
= deflate(&s
->zstream
, Z_FINISH
);
5785 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
5786 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
5788 ram_put_cblock(s
, s
->buf
, len
);
5790 s
->zstream
.avail_out
= IOBUF_SIZE
;
5791 s
->zstream
.next_out
= s
->buf
;
5792 if (ret
== Z_STREAM_END
)
5799 deflateEnd(&s
->zstream
);
5802 typedef struct RamDecompressState
{
5805 uint8_t buf
[IOBUF_SIZE
];
5806 } RamDecompressState
;
5808 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
5811 memset(s
, 0, sizeof(*s
));
5813 ret
= inflateInit(&s
->zstream
);
5819 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
5823 s
->zstream
.avail_out
= len
;
5824 s
->zstream
.next_out
= buf
;
5825 while (s
->zstream
.avail_out
> 0) {
5826 if (s
->zstream
.avail_in
== 0) {
5827 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
5829 clen
= qemu_get_be16(s
->f
);
5830 if (clen
> IOBUF_SIZE
)
5832 qemu_get_buffer(s
->f
, s
->buf
, clen
);
5833 s
->zstream
.avail_in
= clen
;
5834 s
->zstream
.next_in
= s
->buf
;
5836 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
5837 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
5844 static void ram_decompress_close(RamDecompressState
*s
)
5846 inflateEnd(&s
->zstream
);
5849 static void ram_save(QEMUFile
*f
, void *opaque
)
5852 RamCompressState s1
, *s
= &s1
;
5855 qemu_put_be32(f
, phys_ram_size
);
5856 if (ram_compress_open(s
, f
) < 0)
5858 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
5860 if (tight_savevm_enabled
) {
5864 /* find if the memory block is available on a virtual
5867 for(j
= 0; j
< MAX_DISKS
; j
++) {
5869 sector_num
= bdrv_hash_find(bs_table
[j
],
5870 phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
5871 if (sector_num
>= 0)
5876 goto normal_compress
;
5879 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
5880 ram_compress_buf(s
, buf
, 10);
5886 ram_compress_buf(s
, buf
, 1);
5887 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
5890 ram_compress_close(s
);
5893 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
5895 RamDecompressState s1
, *s
= &s1
;
5899 if (version_id
== 1)
5900 return ram_load_v1(f
, opaque
);
5901 if (version_id
!= 2)
5903 if (qemu_get_be32(f
) != phys_ram_size
)
5905 if (ram_decompress_open(s
, f
) < 0)
5907 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
5908 if (ram_decompress_buf(s
, buf
, 1) < 0) {
5909 fprintf(stderr
, "Error while reading ram block header\n");
5913 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
5914 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
5923 ram_decompress_buf(s
, buf
+ 1, 9);
5925 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
5926 if (bs_index
>= MAX_DISKS
|| bs_table
[bs_index
] == NULL
) {
5927 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
5930 if (bdrv_read(bs_table
[bs_index
], sector_num
, phys_ram_base
+ i
,
5931 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
5932 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
5933 bs_index
, sector_num
);
5940 printf("Error block header\n");
5944 ram_decompress_close(s
);
5948 /***********************************************************/
5949 /* bottom halves (can be seen as timers which expire ASAP) */
5958 static QEMUBH
*first_bh
= NULL
;
5960 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
5963 bh
= qemu_mallocz(sizeof(QEMUBH
));
5967 bh
->opaque
= opaque
;
5971 int qemu_bh_poll(void)
5990 void qemu_bh_schedule(QEMUBH
*bh
)
5992 CPUState
*env
= cpu_single_env
;
5996 bh
->next
= first_bh
;
5999 /* stop the currently executing CPU to execute the BH ASAP */
6001 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
6005 void qemu_bh_cancel(QEMUBH
*bh
)
6008 if (bh
->scheduled
) {
6011 pbh
= &(*pbh
)->next
;
6017 void qemu_bh_delete(QEMUBH
*bh
)
6023 /***********************************************************/
6024 /* machine registration */
6026 QEMUMachine
*first_machine
= NULL
;
6028 int qemu_register_machine(QEMUMachine
*m
)
6031 pm
= &first_machine
;
6039 QEMUMachine
*find_machine(const char *name
)
6043 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
6044 if (!strcmp(m
->name
, name
))
6050 /***********************************************************/
6051 /* main execution loop */
6053 void gui_update(void *opaque
)
6055 display_state
.dpy_refresh(&display_state
);
6056 qemu_mod_timer(gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
6059 struct vm_change_state_entry
{
6060 VMChangeStateHandler
*cb
;
6062 LIST_ENTRY (vm_change_state_entry
) entries
;
6065 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
6067 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
6070 VMChangeStateEntry
*e
;
6072 e
= qemu_mallocz(sizeof (*e
));
6078 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
6082 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
6084 LIST_REMOVE (e
, entries
);
6088 static void vm_state_notify(int running
)
6090 VMChangeStateEntry
*e
;
6092 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
6093 e
->cb(e
->opaque
, running
);
6097 /* XXX: support several handlers */
6098 static VMStopHandler
*vm_stop_cb
;
6099 static void *vm_stop_opaque
;
6101 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
6104 vm_stop_opaque
= opaque
;
6108 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
6122 void vm_stop(int reason
)
6125 cpu_disable_ticks();
6129 vm_stop_cb(vm_stop_opaque
, reason
);
6136 /* reset/shutdown handler */
6138 typedef struct QEMUResetEntry
{
6139 QEMUResetHandler
*func
;
6141 struct QEMUResetEntry
*next
;
6144 static QEMUResetEntry
*first_reset_entry
;
6145 static int reset_requested
;
6146 static int shutdown_requested
;
6147 static int powerdown_requested
;
6149 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
6151 QEMUResetEntry
**pre
, *re
;
6153 pre
= &first_reset_entry
;
6154 while (*pre
!= NULL
)
6155 pre
= &(*pre
)->next
;
6156 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
6158 re
->opaque
= opaque
;
6163 static void qemu_system_reset(void)
6167 /* reset all devices */
6168 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
6169 re
->func(re
->opaque
);
6173 void qemu_system_reset_request(void)
6176 shutdown_requested
= 1;
6178 reset_requested
= 1;
6181 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
6184 void qemu_system_shutdown_request(void)
6186 shutdown_requested
= 1;
6188 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
6191 void qemu_system_powerdown_request(void)
6193 powerdown_requested
= 1;
6195 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
6198 void main_loop_wait(int timeout
)
6200 IOHandlerRecord
*ioh
;
6201 fd_set rfds
, wfds
, xfds
;
6210 /* XXX: need to suppress polling by better using win32 events */
6212 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
6213 ret
|= pe
->func(pe
->opaque
);
6218 WaitObjects
*w
= &wait_objects
;
6220 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
6221 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
6222 if (w
->func
[ret
- WAIT_OBJECT_0
])
6223 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
6225 /* Check for additional signaled events */
6226 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
6228 /* Check if event is signaled */
6229 ret2
= WaitForSingleObject(w
->events
[i
], 0);
6230 if(ret2
== WAIT_OBJECT_0
) {
6232 w
->func
[i
](w
->opaque
[i
]);
6233 } else if (ret2
== WAIT_TIMEOUT
) {
6235 err
= GetLastError();
6236 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
6239 } else if (ret
== WAIT_TIMEOUT
) {
6241 err
= GetLastError();
6242 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
6246 /* poll any events */
6247 /* XXX: separate device handlers from system ones */
6252 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
6256 (!ioh
->fd_read_poll
||
6257 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
6258 FD_SET(ioh
->fd
, &rfds
);
6262 if (ioh
->fd_write
) {
6263 FD_SET(ioh
->fd
, &wfds
);
6273 tv
.tv_usec
= timeout
* 1000;
6275 #if defined(CONFIG_SLIRP)
6277 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
6280 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
6282 IOHandlerRecord
**pioh
;
6284 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
6287 if (FD_ISSET(ioh
->fd
, &rfds
)) {
6288 ioh
->fd_read(ioh
->opaque
);
6290 if (FD_ISSET(ioh
->fd
, &wfds
)) {
6291 ioh
->fd_write(ioh
->opaque
);
6295 /* remove deleted IO handlers */
6296 pioh
= &first_io_handler
;
6306 #if defined(CONFIG_SLIRP)
6313 slirp_select_poll(&rfds
, &wfds
, &xfds
);
6320 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
6321 qemu_get_clock(vm_clock
));
6322 /* run dma transfers, if any */
6326 /* real time timers */
6327 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
6328 qemu_get_clock(rt_clock
));
6331 static CPUState
*cur_cpu
;
6336 #ifdef CONFIG_PROFILER
6341 cur_cpu
= first_cpu
;
6348 env
= env
->next_cpu
;
6351 #ifdef CONFIG_PROFILER
6352 ti
= profile_getclock();
6354 ret
= cpu_exec(env
);
6355 #ifdef CONFIG_PROFILER
6356 qemu_time
+= profile_getclock() - ti
;
6358 if (ret
== EXCP_HLT
) {
6359 /* Give the next CPU a chance to run. */
6363 if (ret
!= EXCP_HALTED
)
6365 /* all CPUs are halted ? */
6371 if (shutdown_requested
) {
6372 ret
= EXCP_INTERRUPT
;
6375 if (reset_requested
) {
6376 reset_requested
= 0;
6377 qemu_system_reset();
6378 ret
= EXCP_INTERRUPT
;
6380 if (powerdown_requested
) {
6381 powerdown_requested
= 0;
6382 qemu_system_powerdown();
6383 ret
= EXCP_INTERRUPT
;
6385 if (ret
== EXCP_DEBUG
) {
6386 vm_stop(EXCP_DEBUG
);
6388 /* If all cpus are halted then wait until the next IRQ */
6389 /* XXX: use timeout computed from timers */
6390 if (ret
== EXCP_HALTED
)
6397 #ifdef CONFIG_PROFILER
6398 ti
= profile_getclock();
6400 main_loop_wait(timeout
);
6401 #ifdef CONFIG_PROFILER
6402 dev_time
+= profile_getclock() - ti
;
6405 cpu_disable_ticks();
6411 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2007 Fabrice Bellard\n"
6412 "usage: %s [options] [disk_image]\n"
6414 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6416 "Standard options:\n"
6417 "-M machine select emulated machine (-M ? for list)\n"
6418 "-cpu cpu select CPU (-cpu ? for list)\n"
6419 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6420 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6421 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6422 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6423 "-mtdblock file use 'file' as on-board Flash memory image\n"
6424 "-sd file use 'file' as SecureDigital card image\n"
6425 "-pflash file use 'file' as a parallel flash image\n"
6426 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6427 "-snapshot write to temporary files instead of disk image files\n"
6429 "-no-frame open SDL window without a frame and window decorations\n"
6430 "-no-quit disable SDL window close capability\n"
6433 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6435 "-m megs set virtual RAM size to megs MB [default=%d]\n"
6436 "-smp n set the number of CPUs to 'n' [default=1]\n"
6437 "-nographic disable graphical output and redirect serial I/Os to console\n"
6438 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
6440 "-k language use keyboard layout (for example \"fr\" for French)\n"
6443 "-audio-help print list of audio drivers and their options\n"
6444 "-soundhw c1,... enable audio support\n"
6445 " and only specified sound cards (comma separated list)\n"
6446 " use -soundhw ? to get the list of supported cards\n"
6447 " use -soundhw all to enable all of them\n"
6449 "-localtime set the real time clock to local time [default=utc]\n"
6450 "-full-screen start in full screen\n"
6452 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6454 "-usb enable the USB driver (will be the default soon)\n"
6455 "-usbdevice name add the host or guest USB device 'name'\n"
6456 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6457 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
6459 "-name string set the name of the guest\n"
6461 "Network options:\n"
6462 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
6463 " create a new Network Interface Card and connect it to VLAN 'n'\n"
6465 "-net user[,vlan=n][,hostname=host]\n"
6466 " connect the user mode network stack to VLAN 'n' and send\n"
6467 " hostname 'host' to DHCP clients\n"
6470 "-net tap[,vlan=n],ifname=name\n"
6471 " connect the host TAP network interface to VLAN 'n'\n"
6473 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
6474 " connect the host TAP network interface to VLAN 'n' and use\n"
6475 " the network script 'file' (default=%s);\n"
6476 " use 'script=no' to disable script execution;\n"
6477 " use 'fd=h' to connect to an already opened TAP interface\n"
6479 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
6480 " connect the vlan 'n' to another VLAN using a socket connection\n"
6481 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
6482 " connect the vlan 'n' to multicast maddr and port\n"
6483 "-net none use it alone to have zero network devices; if no -net option\n"
6484 " is provided, the default is '-net nic -net user'\n"
6487 "-tftp dir allow tftp access to files in dir [-net user]\n"
6488 "-bootp file advertise file in BOOTP replies\n"
6490 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
6492 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
6493 " redirect TCP or UDP connections from host to guest [-net user]\n"
6496 "Linux boot specific:\n"
6497 "-kernel bzImage use 'bzImage' as kernel image\n"
6498 "-append cmdline use 'cmdline' as kernel command line\n"
6499 "-initrd file use 'file' as initial ram disk\n"
6501 "Debug/Expert options:\n"
6502 "-monitor dev redirect the monitor to char device 'dev'\n"
6503 "-serial dev redirect the serial port to char device 'dev'\n"
6504 "-parallel dev redirect the parallel port to char device 'dev'\n"
6505 "-pidfile file Write PID to 'file'\n"
6506 "-S freeze CPU at startup (use 'c' to start execution)\n"
6507 "-s wait gdb connection to port\n"
6508 "-p port set gdb connection port [default=%s]\n"
6509 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
6510 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
6511 " translation (t=none or lba) (usually qemu can guess them)\n"
6512 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
6514 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
6515 "-no-kqemu disable KQEMU kernel module usage\n"
6517 #ifdef USE_CODE_COPY
6518 "-no-code-copy disable code copy acceleration\n"
6521 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
6522 " (default is CL-GD5446 PCI VGA)\n"
6523 "-no-acpi disable ACPI\n"
6525 "-no-reboot exit instead of rebooting\n"
6526 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
6527 "-vnc display start a VNC server on display\n"
6529 "-daemonize daemonize QEMU after initializing\n"
6531 "-option-rom rom load a file, rom, into the option ROM space\n"
6533 "During emulation, the following keys are useful:\n"
6534 "ctrl-alt-f toggle full screen\n"
6535 "ctrl-alt-n switch to virtual console 'n'\n"
6536 "ctrl-alt toggle mouse and keyboard grab\n"
6538 "When using -nographic, press 'ctrl-a h' to get some help.\n"
6543 DEFAULT_NETWORK_SCRIPT
,
6545 DEFAULT_GDBSTUB_PORT
,
6550 #define HAS_ARG 0x0001
6564 QEMU_OPTION_mtdblock
,
6568 QEMU_OPTION_snapshot
,
6570 QEMU_OPTION_no_fd_bootchk
,
6573 QEMU_OPTION_nographic
,
6574 QEMU_OPTION_portrait
,
6576 QEMU_OPTION_audio_help
,
6577 QEMU_OPTION_soundhw
,
6596 QEMU_OPTION_no_code_copy
,
6598 QEMU_OPTION_localtime
,
6599 QEMU_OPTION_cirrusvga
,
6602 QEMU_OPTION_std_vga
,
6604 QEMU_OPTION_monitor
,
6606 QEMU_OPTION_parallel
,
6608 QEMU_OPTION_full_screen
,
6609 QEMU_OPTION_no_frame
,
6610 QEMU_OPTION_no_quit
,
6611 QEMU_OPTION_pidfile
,
6612 QEMU_OPTION_no_kqemu
,
6613 QEMU_OPTION_kernel_kqemu
,
6614 QEMU_OPTION_win2k_hack
,
6616 QEMU_OPTION_usbdevice
,
6619 QEMU_OPTION_no_acpi
,
6620 QEMU_OPTION_no_reboot
,
6621 QEMU_OPTION_daemonize
,
6622 QEMU_OPTION_option_rom
,
6623 QEMU_OPTION_semihosting
,
6627 typedef struct QEMUOption
{
6633 const QEMUOption qemu_options
[] = {
6634 { "h", 0, QEMU_OPTION_h
},
6635 { "help", 0, QEMU_OPTION_h
},
6637 { "M", HAS_ARG
, QEMU_OPTION_M
},
6638 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
6639 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
6640 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
6641 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
6642 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
6643 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
6644 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
6645 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
6646 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
6647 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
6648 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
6649 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
6650 { "snapshot", 0, QEMU_OPTION_snapshot
},
6652 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
6654 { "m", HAS_ARG
, QEMU_OPTION_m
},
6655 { "nographic", 0, QEMU_OPTION_nographic
},
6656 { "portrait", 0, QEMU_OPTION_portrait
},
6657 { "k", HAS_ARG
, QEMU_OPTION_k
},
6659 { "audio-help", 0, QEMU_OPTION_audio_help
},
6660 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
6663 { "net", HAS_ARG
, QEMU_OPTION_net
},
6665 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
6666 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
6668 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
6670 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
6673 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
6674 { "append", HAS_ARG
, QEMU_OPTION_append
},
6675 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
6677 { "S", 0, QEMU_OPTION_S
},
6678 { "s", 0, QEMU_OPTION_s
},
6679 { "p", HAS_ARG
, QEMU_OPTION_p
},
6680 { "d", HAS_ARG
, QEMU_OPTION_d
},
6681 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
6682 { "L", HAS_ARG
, QEMU_OPTION_L
},
6683 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
6685 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
6686 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
6688 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6689 { "g", 1, QEMU_OPTION_g
},
6691 { "localtime", 0, QEMU_OPTION_localtime
},
6692 { "std-vga", 0, QEMU_OPTION_std_vga
},
6693 { "echr", 1, QEMU_OPTION_echr
},
6694 { "monitor", 1, QEMU_OPTION_monitor
},
6695 { "serial", 1, QEMU_OPTION_serial
},
6696 { "parallel", 1, QEMU_OPTION_parallel
},
6697 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
6698 { "full-screen", 0, QEMU_OPTION_full_screen
},
6700 { "no-frame", 0, QEMU_OPTION_no_frame
},
6701 { "no-quit", 0, QEMU_OPTION_no_quit
},
6703 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
6704 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
6705 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
6706 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
6707 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
6709 /* temporary options */
6710 { "usb", 0, QEMU_OPTION_usb
},
6711 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
6712 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
6713 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
6714 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
6715 { "daemonize", 0, QEMU_OPTION_daemonize
},
6716 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
6717 #if defined(TARGET_ARM)
6718 { "semihosting", 0, QEMU_OPTION_semihosting
},
6720 { "name", HAS_ARG
, QEMU_OPTION_name
},
6724 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
6726 /* this stack is only used during signal handling */
6727 #define SIGNAL_STACK_SIZE 32768
6729 static uint8_t *signal_stack
;
6733 /* password input */
6735 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
6740 if (!bdrv_is_encrypted(bs
))
6743 term_printf("%s is encrypted.\n", name
);
6744 for(i
= 0; i
< 3; i
++) {
6745 monitor_readline("Password: ", 1, password
, sizeof(password
));
6746 if (bdrv_set_key(bs
, password
) == 0)
6748 term_printf("invalid password\n");
6753 static BlockDriverState
*get_bdrv(int index
)
6755 BlockDriverState
*bs
;
6758 bs
= bs_table
[index
];
6759 } else if (index
< 6) {
6760 bs
= fd_table
[index
- 4];
6767 static void read_passwords(void)
6769 BlockDriverState
*bs
;
6772 for(i
= 0; i
< 6; i
++) {
6775 qemu_key_check(bs
, bdrv_get_device_name(bs
));
6779 /* XXX: currently we cannot use simultaneously different CPUs */
6780 void register_machines(void)
6782 #if defined(TARGET_I386)
6783 qemu_register_machine(&pc_machine
);
6784 qemu_register_machine(&isapc_machine
);
6785 #elif defined(TARGET_PPC)
6786 qemu_register_machine(&heathrow_machine
);
6787 qemu_register_machine(&core99_machine
);
6788 qemu_register_machine(&prep_machine
);
6789 qemu_register_machine(&ref405ep_machine
);
6790 qemu_register_machine(&taihu_machine
);
6791 #elif defined(TARGET_MIPS)
6792 qemu_register_machine(&mips_machine
);
6793 qemu_register_machine(&mips_malta_machine
);
6794 qemu_register_machine(&mips_pica61_machine
);
6795 #elif defined(TARGET_SPARC)
6796 #ifdef TARGET_SPARC64
6797 qemu_register_machine(&sun4u_machine
);
6799 qemu_register_machine(&ss5_machine
);
6800 qemu_register_machine(&ss10_machine
);
6802 #elif defined(TARGET_ARM)
6803 qemu_register_machine(&integratorcp_machine
);
6804 qemu_register_machine(&versatilepb_machine
);
6805 qemu_register_machine(&versatileab_machine
);
6806 qemu_register_machine(&realview_machine
);
6807 qemu_register_machine(&akitapda_machine
);
6808 qemu_register_machine(&spitzpda_machine
);
6809 qemu_register_machine(&borzoipda_machine
);
6810 qemu_register_machine(&terrierpda_machine
);
6811 #elif defined(TARGET_SH4)
6812 qemu_register_machine(&shix_machine
);
6813 #elif defined(TARGET_ALPHA)
6816 #error unsupported CPU
6821 struct soundhw soundhw
[] = {
6822 #ifdef HAS_AUDIO_CHOICE
6829 { .init_isa
= pcspk_audio_init
}
6834 "Creative Sound Blaster 16",
6837 { .init_isa
= SB16_init
}
6844 "Yamaha YMF262 (OPL3)",
6846 "Yamaha YM3812 (OPL2)",
6850 { .init_isa
= Adlib_init
}
6857 "Gravis Ultrasound GF1",
6860 { .init_isa
= GUS_init
}
6866 "ENSONIQ AudioPCI ES1370",
6869 { .init_pci
= es1370_init
}
6873 { NULL
, NULL
, 0, 0, { NULL
} }
6876 static void select_soundhw (const char *optarg
)
6880 if (*optarg
== '?') {
6883 printf ("Valid sound card names (comma separated):\n");
6884 for (c
= soundhw
; c
->name
; ++c
) {
6885 printf ("%-11s %s\n", c
->name
, c
->descr
);
6887 printf ("\n-soundhw all will enable all of the above\n");
6888 exit (*optarg
!= '?');
6896 if (!strcmp (optarg
, "all")) {
6897 for (c
= soundhw
; c
->name
; ++c
) {
6905 e
= strchr (p
, ',');
6906 l
= !e
? strlen (p
) : (size_t) (e
- p
);
6908 for (c
= soundhw
; c
->name
; ++c
) {
6909 if (!strncmp (c
->name
, p
, l
)) {
6918 "Unknown sound card name (too big to show)\n");
6921 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
6926 p
+= l
+ (e
!= NULL
);
6930 goto show_valid_cards
;
6936 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
6938 exit(STATUS_CONTROL_C_EXIT
);
6943 #define MAX_NET_CLIENTS 32
6945 int main(int argc
, char **argv
)
6947 #ifdef CONFIG_GDBSTUB
6949 const char *gdbstub_port
;
6951 int i
, cdrom_index
, pflash_index
;
6952 int snapshot
, linux_boot
;
6953 const char *initrd_filename
;
6954 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
6955 const char *pflash_filename
[MAX_PFLASH
];
6956 const char *sd_filename
;
6957 const char *mtd_filename
;
6958 const char *kernel_filename
, *kernel_cmdline
;
6959 DisplayState
*ds
= &display_state
;
6960 int cyls
, heads
, secs
, translation
;
6961 char net_clients
[MAX_NET_CLIENTS
][256];
6964 const char *r
, *optarg
;
6965 CharDriverState
*monitor_hd
;
6966 char monitor_device
[128];
6967 char serial_devices
[MAX_SERIAL_PORTS
][128];
6968 int serial_device_index
;
6969 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
6970 int parallel_device_index
;
6971 const char *loadvm
= NULL
;
6972 QEMUMachine
*machine
;
6973 const char *cpu_model
;
6974 char usb_devices
[MAX_USB_CMDLINE
][128];
6975 int usb_devices_index
;
6977 const char *pid_file
= NULL
;
6979 LIST_INIT (&vm_change_state_head
);
6982 struct sigaction act
;
6983 sigfillset(&act
.sa_mask
);
6985 act
.sa_handler
= SIG_IGN
;
6986 sigaction(SIGPIPE
, &act
, NULL
);
6989 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
6990 /* Note: cpu_interrupt() is currently not SMP safe, so we force
6991 QEMU to run on a single CPU */
6996 h
= GetCurrentProcess();
6997 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
6998 for(i
= 0; i
< 32; i
++) {
6999 if (mask
& (1 << i
))
7004 SetProcessAffinityMask(h
, mask
);
7010 register_machines();
7011 machine
= first_machine
;
7013 initrd_filename
= NULL
;
7014 for(i
= 0; i
< MAX_FD
; i
++)
7015 fd_filename
[i
] = NULL
;
7016 for(i
= 0; i
< MAX_DISKS
; i
++)
7017 hd_filename
[i
] = NULL
;
7018 for(i
= 0; i
< MAX_PFLASH
; i
++)
7019 pflash_filename
[i
] = NULL
;
7022 mtd_filename
= NULL
;
7023 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
7024 vga_ram_size
= VGA_RAM_SIZE
;
7025 #ifdef CONFIG_GDBSTUB
7027 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
7031 kernel_filename
= NULL
;
7032 kernel_cmdline
= "";
7038 cyls
= heads
= secs
= 0;
7039 translation
= BIOS_ATA_TRANSLATION_AUTO
;
7040 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
7042 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
7043 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
7044 serial_devices
[i
][0] = '\0';
7045 serial_device_index
= 0;
7047 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
7048 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
7049 parallel_devices
[i
][0] = '\0';
7050 parallel_device_index
= 0;
7052 usb_devices_index
= 0;
7057 /* default mac address of the first network interface */
7065 hd_filename
[0] = argv
[optind
++];
7067 const QEMUOption
*popt
;
7070 /* Treat --foo the same as -foo. */
7073 popt
= qemu_options
;
7076 fprintf(stderr
, "%s: invalid option -- '%s'\n",
7080 if (!strcmp(popt
->name
, r
+ 1))
7084 if (popt
->flags
& HAS_ARG
) {
7085 if (optind
>= argc
) {
7086 fprintf(stderr
, "%s: option '%s' requires an argument\n",
7090 optarg
= argv
[optind
++];
7095 switch(popt
->index
) {
7097 machine
= find_machine(optarg
);
7100 printf("Supported machines are:\n");
7101 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7102 printf("%-10s %s%s\n",
7104 m
== first_machine
? " (default)" : "");
7109 case QEMU_OPTION_cpu
:
7110 /* hw initialization will check this */
7111 if (optarg
[0] == '?') {
7112 #if defined(TARGET_PPC)
7113 ppc_cpu_list(stdout
, &fprintf
);
7114 #elif defined(TARGET_ARM)
7116 #elif defined(TARGET_MIPS)
7117 mips_cpu_list(stdout
, &fprintf
);
7118 #elif defined(TARGET_SPARC)
7119 sparc_cpu_list(stdout
, &fprintf
);
7126 case QEMU_OPTION_initrd
:
7127 initrd_filename
= optarg
;
7129 case QEMU_OPTION_hda
:
7130 case QEMU_OPTION_hdb
:
7131 case QEMU_OPTION_hdc
:
7132 case QEMU_OPTION_hdd
:
7135 hd_index
= popt
->index
- QEMU_OPTION_hda
;
7136 hd_filename
[hd_index
] = optarg
;
7137 if (hd_index
== cdrom_index
)
7141 case QEMU_OPTION_mtdblock
:
7142 mtd_filename
= optarg
;
7144 case QEMU_OPTION_sd
:
7145 sd_filename
= optarg
;
7147 case QEMU_OPTION_pflash
:
7148 if (pflash_index
>= MAX_PFLASH
) {
7149 fprintf(stderr
, "qemu: too many parallel flash images\n");
7152 pflash_filename
[pflash_index
++] = optarg
;
7154 case QEMU_OPTION_snapshot
:
7157 case QEMU_OPTION_hdachs
:
7161 cyls
= strtol(p
, (char **)&p
, 0);
7162 if (cyls
< 1 || cyls
> 16383)
7167 heads
= strtol(p
, (char **)&p
, 0);
7168 if (heads
< 1 || heads
> 16)
7173 secs
= strtol(p
, (char **)&p
, 0);
7174 if (secs
< 1 || secs
> 63)
7178 if (!strcmp(p
, "none"))
7179 translation
= BIOS_ATA_TRANSLATION_NONE
;
7180 else if (!strcmp(p
, "lba"))
7181 translation
= BIOS_ATA_TRANSLATION_LBA
;
7182 else if (!strcmp(p
, "auto"))
7183 translation
= BIOS_ATA_TRANSLATION_AUTO
;
7186 } else if (*p
!= '\0') {
7188 fprintf(stderr
, "qemu: invalid physical CHS format\n");
7193 case QEMU_OPTION_nographic
:
7194 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
7195 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
7196 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
7199 case QEMU_OPTION_portrait
:
7202 case QEMU_OPTION_kernel
:
7203 kernel_filename
= optarg
;
7205 case QEMU_OPTION_append
:
7206 kernel_cmdline
= optarg
;
7208 case QEMU_OPTION_cdrom
:
7209 if (cdrom_index
>= 0) {
7210 hd_filename
[cdrom_index
] = optarg
;
7213 case QEMU_OPTION_boot
:
7214 boot_device
= optarg
[0];
7215 if (boot_device
!= 'a' &&
7216 #if defined(TARGET_SPARC) || defined(TARGET_I386)
7218 boot_device
!= 'n' &&
7220 boot_device
!= 'c' && boot_device
!= 'd') {
7221 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
7225 case QEMU_OPTION_fda
:
7226 fd_filename
[0] = optarg
;
7228 case QEMU_OPTION_fdb
:
7229 fd_filename
[1] = optarg
;
7232 case QEMU_OPTION_no_fd_bootchk
:
7236 case QEMU_OPTION_no_code_copy
:
7237 code_copy_enabled
= 0;
7239 case QEMU_OPTION_net
:
7240 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
7241 fprintf(stderr
, "qemu: too many network clients\n");
7244 pstrcpy(net_clients
[nb_net_clients
],
7245 sizeof(net_clients
[0]),
7250 case QEMU_OPTION_tftp
:
7251 tftp_prefix
= optarg
;
7253 case QEMU_OPTION_bootp
:
7254 bootp_filename
= optarg
;
7257 case QEMU_OPTION_smb
:
7258 net_slirp_smb(optarg
);
7261 case QEMU_OPTION_redir
:
7262 net_slirp_redir(optarg
);
7266 case QEMU_OPTION_audio_help
:
7270 case QEMU_OPTION_soundhw
:
7271 select_soundhw (optarg
);
7278 ram_size
= atoi(optarg
) * 1024 * 1024;
7281 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
7282 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
7283 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
7292 mask
= cpu_str_to_log_mask(optarg
);
7294 printf("Log items (comma separated):\n");
7295 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
7296 printf("%-10s %s\n", item
->name
, item
->help
);
7303 #ifdef CONFIG_GDBSTUB
7308 gdbstub_port
= optarg
;
7318 keyboard_layout
= optarg
;
7320 case QEMU_OPTION_localtime
:
7323 case QEMU_OPTION_cirrusvga
:
7324 cirrus_vga_enabled
= 1;
7327 case QEMU_OPTION_vmsvga
:
7328 cirrus_vga_enabled
= 0;
7331 case QEMU_OPTION_std_vga
:
7332 cirrus_vga_enabled
= 0;
7340 w
= strtol(p
, (char **)&p
, 10);
7343 fprintf(stderr
, "qemu: invalid resolution or depth\n");
7349 h
= strtol(p
, (char **)&p
, 10);
7354 depth
= strtol(p
, (char **)&p
, 10);
7355 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
7356 depth
!= 24 && depth
!= 32)
7358 } else if (*p
== '\0') {
7359 depth
= graphic_depth
;
7366 graphic_depth
= depth
;
7369 case QEMU_OPTION_echr
:
7372 term_escape_char
= strtol(optarg
, &r
, 0);
7374 printf("Bad argument to echr\n");
7377 case QEMU_OPTION_monitor
:
7378 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
7380 case QEMU_OPTION_serial
:
7381 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
7382 fprintf(stderr
, "qemu: too many serial ports\n");
7385 pstrcpy(serial_devices
[serial_device_index
],
7386 sizeof(serial_devices
[0]), optarg
);
7387 serial_device_index
++;
7389 case QEMU_OPTION_parallel
:
7390 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
7391 fprintf(stderr
, "qemu: too many parallel ports\n");
7394 pstrcpy(parallel_devices
[parallel_device_index
],
7395 sizeof(parallel_devices
[0]), optarg
);
7396 parallel_device_index
++;
7398 case QEMU_OPTION_loadvm
:
7401 case QEMU_OPTION_full_screen
:
7405 case QEMU_OPTION_no_frame
:
7408 case QEMU_OPTION_no_quit
:
7412 case QEMU_OPTION_pidfile
:
7416 case QEMU_OPTION_win2k_hack
:
7417 win2k_install_hack
= 1;
7421 case QEMU_OPTION_no_kqemu
:
7424 case QEMU_OPTION_kernel_kqemu
:
7428 case QEMU_OPTION_usb
:
7431 case QEMU_OPTION_usbdevice
:
7433 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
7434 fprintf(stderr
, "Too many USB devices\n");
7437 pstrcpy(usb_devices
[usb_devices_index
],
7438 sizeof(usb_devices
[usb_devices_index
]),
7440 usb_devices_index
++;
7442 case QEMU_OPTION_smp
:
7443 smp_cpus
= atoi(optarg
);
7444 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
7445 fprintf(stderr
, "Invalid number of CPUs\n");
7449 case QEMU_OPTION_vnc
:
7450 vnc_display
= optarg
;
7452 case QEMU_OPTION_no_acpi
:
7455 case QEMU_OPTION_no_reboot
:
7458 case QEMU_OPTION_daemonize
:
7461 case QEMU_OPTION_option_rom
:
7462 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
7463 fprintf(stderr
, "Too many option ROMs\n");
7466 option_rom
[nb_option_roms
] = optarg
;
7469 case QEMU_OPTION_semihosting
:
7470 semihosting_enabled
= 1;
7472 case QEMU_OPTION_name
:
7480 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
7481 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
7488 if (pipe(fds
) == -1)
7499 len
= read(fds
[0], &status
, 1);
7500 if (len
== -1 && (errno
== EINTR
))
7505 else if (status
== 1) {
7506 fprintf(stderr
, "Could not acquire pidfile\n");
7524 signal(SIGTSTP
, SIG_IGN
);
7525 signal(SIGTTOU
, SIG_IGN
);
7526 signal(SIGTTIN
, SIG_IGN
);
7530 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
7533 write(fds
[1], &status
, 1);
7535 fprintf(stderr
, "Could not acquire pid file\n");
7543 linux_boot
= (kernel_filename
!= NULL
);
7546 boot_device
!= 'n' &&
7547 hd_filename
[0] == '\0' &&
7548 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
7549 fd_filename
[0] == '\0')
7552 /* boot to floppy or the default cd if no hard disk defined yet */
7553 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
7554 if (fd_filename
[0] != '\0')
7560 setvbuf(stdout
, NULL
, _IOLBF
, 0);
7570 /* init network clients */
7571 if (nb_net_clients
== 0) {
7572 /* if no clients, we use a default config */
7573 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
7575 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
7580 for(i
= 0;i
< nb_net_clients
; i
++) {
7581 if (net_client_init(net_clients
[i
]) < 0)
7586 if (boot_device
== 'n') {
7587 for (i
= 0; i
< nb_nics
; i
++) {
7588 const char *model
= nd_table
[i
].model
;
7592 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
7593 if (get_image_size(buf
) > 0) {
7594 option_rom
[nb_option_roms
] = strdup(buf
);
7600 fprintf(stderr
, "No valid PXE rom found for network device\n");
7603 boot_device
= 'c'; /* to prevent confusion by the BIOS */
7607 /* init the memory */
7608 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
7610 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
7611 if (!phys_ram_base
) {
7612 fprintf(stderr
, "Could not allocate physical memory\n");
7616 /* we always create the cdrom drive, even if no disk is there */
7618 if (cdrom_index
>= 0) {
7619 bs_table
[cdrom_index
] = bdrv_new("cdrom");
7620 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
7623 /* open the virtual block devices */
7624 for(i
= 0; i
< MAX_DISKS
; i
++) {
7625 if (hd_filename
[i
]) {
7628 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
7629 bs_table
[i
] = bdrv_new(buf
);
7631 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7632 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
7636 if (i
== 0 && cyls
!= 0) {
7637 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
7638 bdrv_set_translation_hint(bs_table
[i
], translation
);
7643 /* we always create at least one floppy disk */
7644 fd_table
[0] = bdrv_new("fda");
7645 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
7647 for(i
= 0; i
< MAX_FD
; i
++) {
7648 if (fd_filename
[i
]) {
7651 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
7652 fd_table
[i
] = bdrv_new(buf
);
7653 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
7655 if (fd_filename
[i
][0] != '\0') {
7656 if (bdrv_open(fd_table
[i
], fd_filename
[i
],
7657 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7658 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
7666 /* Open the virtual parallel flash block devices */
7667 for(i
= 0; i
< MAX_PFLASH
; i
++) {
7668 if (pflash_filename
[i
]) {
7669 if (!pflash_table
[i
]) {
7671 snprintf(buf
, sizeof(buf
), "fl%c", i
+ 'a');
7672 pflash_table
[i
] = bdrv_new(buf
);
7674 if (bdrv_open(pflash_table
[i
], pflash_filename
[i
],
7675 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7676 fprintf(stderr
, "qemu: could not open flash image '%s'\n",
7677 pflash_filename
[i
]);
7683 sd_bdrv
= bdrv_new ("sd");
7684 /* FIXME: This isn't really a floppy, but it's a reasonable
7686 bdrv_set_type_hint(sd_bdrv
, BDRV_TYPE_FLOPPY
);
7688 if (bdrv_open(sd_bdrv
, sd_filename
,
7689 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7690 fprintf(stderr
, "qemu: could not open SD card image %s\n",
7693 qemu_key_check(sd_bdrv
, sd_filename
);
7697 mtd_bdrv
= bdrv_new ("mtd");
7698 if (bdrv_open(mtd_bdrv
, mtd_filename
,
7699 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0 ||
7700 qemu_key_check(mtd_bdrv
, mtd_filename
)) {
7701 fprintf(stderr
, "qemu: could not open Flash image %s\n",
7703 bdrv_delete(mtd_bdrv
);
7708 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
7709 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
7715 dumb_display_init(ds
);
7716 } else if (vnc_display
!= NULL
) {
7717 vnc_display_init(ds
, vnc_display
);
7719 #if defined(CONFIG_SDL)
7720 sdl_display_init(ds
, full_screen
, no_frame
);
7721 #elif defined(CONFIG_COCOA)
7722 cocoa_display_init(ds
, full_screen
);
7724 dumb_display_init(ds
);
7728 /* Maintain compatibility with multiple stdio monitors */
7729 if (!strcmp(monitor_device
,"stdio")) {
7730 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
7731 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
7732 monitor_device
[0] = '\0';
7734 } else if (!strcmp(serial_devices
[i
],"stdio")) {
7735 monitor_device
[0] = '\0';
7736 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
7741 if (monitor_device
[0] != '\0') {
7742 monitor_hd
= qemu_chr_open(monitor_device
);
7744 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
7747 monitor_init(monitor_hd
, !nographic
);
7750 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
7751 const char *devname
= serial_devices
[i
];
7752 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
7753 serial_hds
[i
] = qemu_chr_open(devname
);
7754 if (!serial_hds
[i
]) {
7755 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
7759 if (!strcmp(devname
, "vc"))
7760 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
7764 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
7765 const char *devname
= parallel_devices
[i
];
7766 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
7767 parallel_hds
[i
] = qemu_chr_open(devname
);
7768 if (!parallel_hds
[i
]) {
7769 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
7773 if (!strcmp(devname
, "vc"))
7774 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
7778 machine
->init(ram_size
, vga_ram_size
, boot_device
,
7779 ds
, fd_filename
, snapshot
,
7780 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
7782 /* init USB devices */
7784 for(i
= 0; i
< usb_devices_index
; i
++) {
7785 if (usb_device_add(usb_devices
[i
]) < 0) {
7786 fprintf(stderr
, "Warning: could not add USB device %s\n",
7792 gui_timer
= qemu_new_timer(rt_clock
, gui_update
, NULL
);
7793 qemu_mod_timer(gui_timer
, qemu_get_clock(rt_clock
));
7795 #ifdef CONFIG_GDBSTUB
7797 /* XXX: use standard host:port notation and modify options
7799 if (gdbserver_start(gdbstub_port
) < 0) {
7800 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
7810 /* XXX: simplify init */
7823 len
= write(fds
[1], &status
, 1);
7824 if (len
== -1 && (errno
== EINTR
))
7830 fd
= open("/dev/null", O_RDWR
);