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
];
158 int cirrus_vga_enabled
= 1;
159 int vmsvga_enabled
= 0;
161 int graphic_width
= 1024;
162 int graphic_height
= 768;
163 int graphic_depth
= 8;
165 int graphic_width
= 800;
166 int graphic_height
= 600;
167 int graphic_depth
= 15;
172 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
173 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
175 int win2k_install_hack
= 0;
178 static VLANState
*first_vlan
;
180 const char *vnc_display
;
181 #if defined(TARGET_SPARC)
183 #elif defined(TARGET_I386)
188 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 unsigned int nb_prom_envs
= 0;
201 const char *prom_envs
[MAX_PROM_ENVS
];
204 /***********************************************************/
205 /* x86 ISA bus support */
207 target_phys_addr_t isa_mem_base
= 0;
210 uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
212 #ifdef DEBUG_UNUSED_IOPORT
213 fprintf(stderr
, "unused inb: port=0x%04x\n", address
);
218 void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
220 #ifdef DEBUG_UNUSED_IOPORT
221 fprintf(stderr
, "unused outb: port=0x%04x data=0x%02x\n", address
, data
);
225 /* default is to make two byte accesses */
226 uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
229 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
230 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
231 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
235 void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
237 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
238 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
239 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
242 uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
244 #ifdef DEBUG_UNUSED_IOPORT
245 fprintf(stderr
, "unused inl: port=0x%04x\n", address
);
250 void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
252 #ifdef DEBUG_UNUSED_IOPORT
253 fprintf(stderr
, "unused outl: port=0x%04x data=0x%02x\n", address
, data
);
257 void init_ioports(void)
261 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
262 ioport_read_table
[0][i
] = default_ioport_readb
;
263 ioport_write_table
[0][i
] = default_ioport_writeb
;
264 ioport_read_table
[1][i
] = default_ioport_readw
;
265 ioport_write_table
[1][i
] = default_ioport_writew
;
266 ioport_read_table
[2][i
] = default_ioport_readl
;
267 ioport_write_table
[2][i
] = default_ioport_writel
;
271 /* size is the word size in byte */
272 int register_ioport_read(int start
, int length
, int size
,
273 IOPortReadFunc
*func
, void *opaque
)
279 } else if (size
== 2) {
281 } else if (size
== 4) {
284 hw_error("register_ioport_read: invalid size");
287 for(i
= start
; i
< start
+ length
; i
+= size
) {
288 ioport_read_table
[bsize
][i
] = func
;
289 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
290 hw_error("register_ioport_read: invalid opaque");
291 ioport_opaque
[i
] = opaque
;
296 /* size is the word size in byte */
297 int register_ioport_write(int start
, int length
, int size
,
298 IOPortWriteFunc
*func
, void *opaque
)
304 } else if (size
== 2) {
306 } else if (size
== 4) {
309 hw_error("register_ioport_write: invalid size");
312 for(i
= start
; i
< start
+ length
; i
+= size
) {
313 ioport_write_table
[bsize
][i
] = func
;
314 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
315 hw_error("register_ioport_write: invalid opaque");
316 ioport_opaque
[i
] = opaque
;
321 void isa_unassign_ioport(int start
, int length
)
325 for(i
= start
; i
< start
+ length
; i
++) {
326 ioport_read_table
[0][i
] = default_ioport_readb
;
327 ioport_read_table
[1][i
] = default_ioport_readw
;
328 ioport_read_table
[2][i
] = default_ioport_readl
;
330 ioport_write_table
[0][i
] = default_ioport_writeb
;
331 ioport_write_table
[1][i
] = default_ioport_writew
;
332 ioport_write_table
[2][i
] = default_ioport_writel
;
336 /***********************************************************/
338 void cpu_outb(CPUState
*env
, int addr
, int val
)
341 if (loglevel
& CPU_LOG_IOPORT
)
342 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
344 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
347 env
->last_io_time
= cpu_get_time_fast();
351 void cpu_outw(CPUState
*env
, int addr
, int val
)
354 if (loglevel
& CPU_LOG_IOPORT
)
355 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
357 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
360 env
->last_io_time
= cpu_get_time_fast();
364 void cpu_outl(CPUState
*env
, int addr
, int val
)
367 if (loglevel
& CPU_LOG_IOPORT
)
368 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
370 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
373 env
->last_io_time
= cpu_get_time_fast();
377 int cpu_inb(CPUState
*env
, int addr
)
380 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
382 if (loglevel
& CPU_LOG_IOPORT
)
383 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
387 env
->last_io_time
= cpu_get_time_fast();
392 int cpu_inw(CPUState
*env
, int addr
)
395 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
397 if (loglevel
& CPU_LOG_IOPORT
)
398 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
402 env
->last_io_time
= cpu_get_time_fast();
407 int cpu_inl(CPUState
*env
, int addr
)
410 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
412 if (loglevel
& CPU_LOG_IOPORT
)
413 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
417 env
->last_io_time
= cpu_get_time_fast();
422 /***********************************************************/
423 void hw_error(const char *fmt
, ...)
429 fprintf(stderr
, "qemu: hardware error: ");
430 vfprintf(stderr
, fmt
, ap
);
431 fprintf(stderr
, "\n");
432 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
433 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
435 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
437 cpu_dump_state(env
, stderr
, fprintf
, 0);
444 /***********************************************************/
447 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
448 static void *qemu_put_kbd_event_opaque
;
449 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
450 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
452 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
454 qemu_put_kbd_event_opaque
= opaque
;
455 qemu_put_kbd_event
= func
;
458 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
459 void *opaque
, int absolute
,
462 QEMUPutMouseEntry
*s
, *cursor
;
464 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
468 s
->qemu_put_mouse_event
= func
;
469 s
->qemu_put_mouse_event_opaque
= opaque
;
470 s
->qemu_put_mouse_event_absolute
= absolute
;
471 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
474 if (!qemu_put_mouse_event_head
) {
475 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
479 cursor
= qemu_put_mouse_event_head
;
480 while (cursor
->next
!= NULL
)
481 cursor
= cursor
->next
;
484 qemu_put_mouse_event_current
= s
;
489 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
491 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
493 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
496 cursor
= qemu_put_mouse_event_head
;
497 while (cursor
!= NULL
&& cursor
!= entry
) {
499 cursor
= cursor
->next
;
502 if (cursor
== NULL
) // does not exist or list empty
504 else if (prev
== NULL
) { // entry is head
505 qemu_put_mouse_event_head
= cursor
->next
;
506 if (qemu_put_mouse_event_current
== entry
)
507 qemu_put_mouse_event_current
= cursor
->next
;
508 qemu_free(entry
->qemu_put_mouse_event_name
);
513 prev
->next
= entry
->next
;
515 if (qemu_put_mouse_event_current
== entry
)
516 qemu_put_mouse_event_current
= prev
;
518 qemu_free(entry
->qemu_put_mouse_event_name
);
522 void kbd_put_keycode(int keycode
)
524 if (qemu_put_kbd_event
) {
525 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
529 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
531 QEMUPutMouseEvent
*mouse_event
;
532 void *mouse_event_opaque
;
535 if (!qemu_put_mouse_event_current
) {
540 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
542 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
545 if (graphic_rotate
) {
546 if (qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
)
549 width
= graphic_width
;
550 mouse_event(mouse_event_opaque
,
551 width
- dy
, dx
, dz
, buttons_state
);
553 mouse_event(mouse_event_opaque
,
554 dx
, dy
, dz
, buttons_state
);
558 int kbd_mouse_is_absolute(void)
560 if (!qemu_put_mouse_event_current
)
563 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
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
]);
1365 bdrv_commit(mtd_bdrv
);
1369 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1372 /* Switch to the next registered device */
1374 if (chr
->focus
>= d
->mux_cnt
)
1378 term_timestamps
= !term_timestamps
;
1379 term_timestamps_start
= -1;
1382 } else if (ch
== term_escape_char
) {
1383 d
->term_got_escape
= 1;
1391 static int mux_chr_can_read(void *opaque
)
1393 CharDriverState
*chr
= opaque
;
1394 MuxDriver
*d
= chr
->opaque
;
1395 if (d
->chr_can_read
[chr
->focus
])
1396 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1400 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1402 CharDriverState
*chr
= opaque
;
1403 MuxDriver
*d
= chr
->opaque
;
1405 for(i
= 0; i
< size
; i
++)
1406 if (mux_proc_byte(chr
, d
, buf
[i
]))
1407 d
->chr_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
], &buf
[i
], 1);
1410 static void mux_chr_event(void *opaque
, int event
)
1412 CharDriverState
*chr
= opaque
;
1413 MuxDriver
*d
= chr
->opaque
;
1416 /* Send the event to all registered listeners */
1417 for (i
= 0; i
< d
->mux_cnt
; i
++)
1418 if (d
->chr_event
[i
])
1419 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1422 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1424 MuxDriver
*d
= chr
->opaque
;
1426 if (d
->mux_cnt
>= MAX_MUX
) {
1427 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1430 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1431 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1432 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1433 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1434 /* Fix up the real driver with mux routines */
1435 if (d
->mux_cnt
== 0) {
1436 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1437 mux_chr_event
, chr
);
1439 chr
->focus
= d
->mux_cnt
;
1443 CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1445 CharDriverState
*chr
;
1448 chr
= qemu_mallocz(sizeof(CharDriverState
));
1451 d
= qemu_mallocz(sizeof(MuxDriver
));
1460 chr
->chr_write
= mux_chr_write
;
1461 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1468 static void socket_cleanup(void)
1473 static int socket_init(void)
1478 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1480 err
= WSAGetLastError();
1481 fprintf(stderr
, "WSAStartup: %d\n", err
);
1484 atexit(socket_cleanup
);
1488 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1494 ret
= send(fd
, buf
, len
, 0);
1497 errno
= WSAGetLastError();
1498 if (errno
!= WSAEWOULDBLOCK
) {
1501 } else if (ret
== 0) {
1511 void socket_set_nonblock(int fd
)
1513 unsigned long opt
= 1;
1514 ioctlsocket(fd
, FIONBIO
, &opt
);
1519 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1525 ret
= write(fd
, buf
, len
);
1527 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1529 } else if (ret
== 0) {
1539 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1541 return unix_write(fd
, buf
, len1
);
1544 void socket_set_nonblock(int fd
)
1546 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1548 #endif /* !_WIN32 */
1557 #define STDIO_MAX_CLIENTS 1
1558 static int stdio_nb_clients
= 0;
1560 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1562 FDCharDriver
*s
= chr
->opaque
;
1563 return unix_write(s
->fd_out
, buf
, len
);
1566 static int fd_chr_read_poll(void *opaque
)
1568 CharDriverState
*chr
= opaque
;
1569 FDCharDriver
*s
= chr
->opaque
;
1571 s
->max_size
= qemu_chr_can_read(chr
);
1575 static void fd_chr_read(void *opaque
)
1577 CharDriverState
*chr
= opaque
;
1578 FDCharDriver
*s
= chr
->opaque
;
1583 if (len
> s
->max_size
)
1587 size
= read(s
->fd_in
, buf
, len
);
1589 /* FD has been closed. Remove it from the active list. */
1590 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
1594 qemu_chr_read(chr
, buf
, size
);
1598 static void fd_chr_update_read_handler(CharDriverState
*chr
)
1600 FDCharDriver
*s
= chr
->opaque
;
1602 if (s
->fd_in
>= 0) {
1603 if (nographic
&& s
->fd_in
== 0) {
1605 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
1606 fd_chr_read
, NULL
, chr
);
1611 /* open a character device to a unix fd */
1612 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1614 CharDriverState
*chr
;
1617 chr
= qemu_mallocz(sizeof(CharDriverState
));
1620 s
= qemu_mallocz(sizeof(FDCharDriver
));
1628 chr
->chr_write
= fd_chr_write
;
1629 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
1631 qemu_chr_reset(chr
);
1636 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
1640 fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666);
1643 return qemu_chr_open_fd(-1, fd_out
);
1646 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
1649 char filename_in
[256], filename_out
[256];
1651 snprintf(filename_in
, 256, "%s.in", filename
);
1652 snprintf(filename_out
, 256, "%s.out", filename
);
1653 fd_in
= open(filename_in
, O_RDWR
| O_BINARY
);
1654 fd_out
= open(filename_out
, O_RDWR
| O_BINARY
);
1655 if (fd_in
< 0 || fd_out
< 0) {
1660 fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
);
1664 return qemu_chr_open_fd(fd_in
, fd_out
);
1668 /* for STDIO, we handle the case where several clients use it
1671 #define TERM_FIFO_MAX_SIZE 1
1673 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
1674 static int term_fifo_size
;
1676 static int stdio_read_poll(void *opaque
)
1678 CharDriverState
*chr
= opaque
;
1680 /* try to flush the queue if needed */
1681 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
1682 qemu_chr_read(chr
, term_fifo
, 1);
1685 /* see if we can absorb more chars */
1686 if (term_fifo_size
== 0)
1692 static void stdio_read(void *opaque
)
1696 CharDriverState
*chr
= opaque
;
1698 size
= read(0, buf
, 1);
1700 /* stdin has been closed. Remove it from the active list. */
1701 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
1705 if (qemu_chr_can_read(chr
) > 0) {
1706 qemu_chr_read(chr
, buf
, 1);
1707 } else if (term_fifo_size
== 0) {
1708 term_fifo
[term_fifo_size
++] = buf
[0];
1713 /* init terminal so that we can grab keys */
1714 static struct termios oldtty
;
1715 static int old_fd0_flags
;
1717 static void term_exit(void)
1719 tcsetattr (0, TCSANOW
, &oldtty
);
1720 fcntl(0, F_SETFL
, old_fd0_flags
);
1723 static void term_init(void)
1727 tcgetattr (0, &tty
);
1729 old_fd0_flags
= fcntl(0, F_GETFL
);
1731 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1732 |INLCR
|IGNCR
|ICRNL
|IXON
);
1733 tty
.c_oflag
|= OPOST
;
1734 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1735 /* if graphical mode, we allow Ctrl-C handling */
1737 tty
.c_lflag
&= ~ISIG
;
1738 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1741 tty
.c_cc
[VTIME
] = 0;
1743 tcsetattr (0, TCSANOW
, &tty
);
1747 fcntl(0, F_SETFL
, O_NONBLOCK
);
1750 static CharDriverState
*qemu_chr_open_stdio(void)
1752 CharDriverState
*chr
;
1754 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1756 chr
= qemu_chr_open_fd(0, 1);
1757 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
1764 #if defined(__linux__)
1765 static CharDriverState
*qemu_chr_open_pty(void)
1768 char slave_name
[1024];
1769 int master_fd
, slave_fd
;
1771 /* Not satisfying */
1772 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1776 /* Disabling local echo and line-buffered output */
1777 tcgetattr (master_fd
, &tty
);
1778 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
1780 tty
.c_cc
[VTIME
] = 0;
1781 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
1783 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1784 return qemu_chr_open_fd(master_fd
, master_fd
);
1787 static void tty_serial_init(int fd
, int speed
,
1788 int parity
, int data_bits
, int stop_bits
)
1794 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1795 speed
, parity
, data_bits
, stop_bits
);
1797 tcgetattr (fd
, &tty
);
1839 cfsetispeed(&tty
, spd
);
1840 cfsetospeed(&tty
, spd
);
1842 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1843 |INLCR
|IGNCR
|ICRNL
|IXON
);
1844 tty
.c_oflag
|= OPOST
;
1845 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
1846 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
1867 tty
.c_cflag
|= PARENB
;
1870 tty
.c_cflag
|= PARENB
| PARODD
;
1874 tty
.c_cflag
|= CSTOPB
;
1876 tcsetattr (fd
, TCSANOW
, &tty
);
1879 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1881 FDCharDriver
*s
= chr
->opaque
;
1884 case CHR_IOCTL_SERIAL_SET_PARAMS
:
1886 QEMUSerialSetParams
*ssp
= arg
;
1887 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
1888 ssp
->data_bits
, ssp
->stop_bits
);
1891 case CHR_IOCTL_SERIAL_SET_BREAK
:
1893 int enable
= *(int *)arg
;
1895 tcsendbreak(s
->fd_in
, 1);
1904 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
1906 CharDriverState
*chr
;
1909 fd
= open(filename
, O_RDWR
| O_NONBLOCK
);
1912 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1913 tty_serial_init(fd
, 115200, 'N', 8, 1);
1914 chr
= qemu_chr_open_fd(fd
, fd
);
1917 chr
->chr_ioctl
= tty_serial_ioctl
;
1918 qemu_chr_reset(chr
);
1925 } ParallelCharDriver
;
1927 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
1929 if (s
->mode
!= mode
) {
1931 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
1938 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1940 ParallelCharDriver
*drv
= chr
->opaque
;
1945 case CHR_IOCTL_PP_READ_DATA
:
1946 if (ioctl(fd
, PPRDATA
, &b
) < 0)
1948 *(uint8_t *)arg
= b
;
1950 case CHR_IOCTL_PP_WRITE_DATA
:
1951 b
= *(uint8_t *)arg
;
1952 if (ioctl(fd
, PPWDATA
, &b
) < 0)
1955 case CHR_IOCTL_PP_READ_CONTROL
:
1956 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
1958 /* Linux gives only the lowest bits, and no way to know data
1959 direction! For better compatibility set the fixed upper
1961 *(uint8_t *)arg
= b
| 0xc0;
1963 case CHR_IOCTL_PP_WRITE_CONTROL
:
1964 b
= *(uint8_t *)arg
;
1965 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
1968 case CHR_IOCTL_PP_READ_STATUS
:
1969 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
1971 *(uint8_t *)arg
= b
;
1973 case CHR_IOCTL_PP_EPP_READ_ADDR
:
1974 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
1975 struct ParallelIOArg
*parg
= arg
;
1976 int n
= read(fd
, parg
->buffer
, parg
->count
);
1977 if (n
!= parg
->count
) {
1982 case CHR_IOCTL_PP_EPP_READ
:
1983 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
1984 struct ParallelIOArg
*parg
= arg
;
1985 int n
= read(fd
, parg
->buffer
, parg
->count
);
1986 if (n
!= parg
->count
) {
1991 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
1992 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
1993 struct ParallelIOArg
*parg
= arg
;
1994 int n
= write(fd
, parg
->buffer
, parg
->count
);
1995 if (n
!= parg
->count
) {
2000 case CHR_IOCTL_PP_EPP_WRITE
:
2001 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2002 struct ParallelIOArg
*parg
= arg
;
2003 int n
= write(fd
, parg
->buffer
, parg
->count
);
2004 if (n
!= parg
->count
) {
2015 static void pp_close(CharDriverState
*chr
)
2017 ParallelCharDriver
*drv
= chr
->opaque
;
2020 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2021 ioctl(fd
, PPRELEASE
);
2026 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2028 CharDriverState
*chr
;
2029 ParallelCharDriver
*drv
;
2032 fd
= open(filename
, O_RDWR
);
2036 if (ioctl(fd
, PPCLAIM
) < 0) {
2041 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2047 drv
->mode
= IEEE1284_MODE_COMPAT
;
2049 chr
= qemu_mallocz(sizeof(CharDriverState
));
2055 chr
->chr_write
= null_chr_write
;
2056 chr
->chr_ioctl
= pp_ioctl
;
2057 chr
->chr_close
= pp_close
;
2060 qemu_chr_reset(chr
);
2066 static CharDriverState
*qemu_chr_open_pty(void)
2072 #endif /* !defined(_WIN32) */
2077 HANDLE hcom
, hrecv
, hsend
;
2078 OVERLAPPED orecv
, osend
;
2083 #define NSENDBUF 2048
2084 #define NRECVBUF 2048
2085 #define MAXCONNECT 1
2086 #define NTIMEOUT 5000
2088 static int win_chr_poll(void *opaque
);
2089 static int win_chr_pipe_poll(void *opaque
);
2091 static void win_chr_close(CharDriverState
*chr
)
2093 WinCharState
*s
= chr
->opaque
;
2096 CloseHandle(s
->hsend
);
2100 CloseHandle(s
->hrecv
);
2104 CloseHandle(s
->hcom
);
2108 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2110 qemu_del_polling_cb(win_chr_poll
, chr
);
2113 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2115 WinCharState
*s
= chr
->opaque
;
2117 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2122 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2124 fprintf(stderr
, "Failed CreateEvent\n");
2127 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2129 fprintf(stderr
, "Failed CreateEvent\n");
2133 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2134 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2135 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2136 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2141 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2142 fprintf(stderr
, "Failed SetupComm\n");
2146 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2147 size
= sizeof(COMMCONFIG
);
2148 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2149 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2150 CommConfigDialog(filename
, NULL
, &comcfg
);
2152 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2153 fprintf(stderr
, "Failed SetCommState\n");
2157 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2158 fprintf(stderr
, "Failed SetCommMask\n");
2162 cto
.ReadIntervalTimeout
= MAXDWORD
;
2163 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2164 fprintf(stderr
, "Failed SetCommTimeouts\n");
2168 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2169 fprintf(stderr
, "Failed ClearCommError\n");
2172 qemu_add_polling_cb(win_chr_poll
, chr
);
2180 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2182 WinCharState
*s
= chr
->opaque
;
2183 DWORD len
, ret
, size
, err
;
2186 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2187 s
->osend
.hEvent
= s
->hsend
;
2190 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2192 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2194 err
= GetLastError();
2195 if (err
== ERROR_IO_PENDING
) {
2196 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2214 static int win_chr_read_poll(CharDriverState
*chr
)
2216 WinCharState
*s
= chr
->opaque
;
2218 s
->max_size
= qemu_chr_can_read(chr
);
2222 static void win_chr_readfile(CharDriverState
*chr
)
2224 WinCharState
*s
= chr
->opaque
;
2229 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2230 s
->orecv
.hEvent
= s
->hrecv
;
2231 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2233 err
= GetLastError();
2234 if (err
== ERROR_IO_PENDING
) {
2235 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2240 qemu_chr_read(chr
, buf
, size
);
2244 static void win_chr_read(CharDriverState
*chr
)
2246 WinCharState
*s
= chr
->opaque
;
2248 if (s
->len
> s
->max_size
)
2249 s
->len
= s
->max_size
;
2253 win_chr_readfile(chr
);
2256 static int win_chr_poll(void *opaque
)
2258 CharDriverState
*chr
= opaque
;
2259 WinCharState
*s
= chr
->opaque
;
2263 ClearCommError(s
->hcom
, &comerr
, &status
);
2264 if (status
.cbInQue
> 0) {
2265 s
->len
= status
.cbInQue
;
2266 win_chr_read_poll(chr
);
2273 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2275 CharDriverState
*chr
;
2278 chr
= qemu_mallocz(sizeof(CharDriverState
));
2281 s
= qemu_mallocz(sizeof(WinCharState
));
2287 chr
->chr_write
= win_chr_write
;
2288 chr
->chr_close
= win_chr_close
;
2290 if (win_chr_init(chr
, filename
) < 0) {
2295 qemu_chr_reset(chr
);
2299 static int win_chr_pipe_poll(void *opaque
)
2301 CharDriverState
*chr
= opaque
;
2302 WinCharState
*s
= chr
->opaque
;
2305 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2308 win_chr_read_poll(chr
);
2315 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2317 WinCharState
*s
= chr
->opaque
;
2325 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2327 fprintf(stderr
, "Failed CreateEvent\n");
2330 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2332 fprintf(stderr
, "Failed CreateEvent\n");
2336 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2337 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2338 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2340 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2341 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2342 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2347 ZeroMemory(&ov
, sizeof(ov
));
2348 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2349 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2351 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2355 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2357 fprintf(stderr
, "Failed GetOverlappedResult\n");
2359 CloseHandle(ov
.hEvent
);
2366 CloseHandle(ov
.hEvent
);
2369 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2378 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2380 CharDriverState
*chr
;
2383 chr
= qemu_mallocz(sizeof(CharDriverState
));
2386 s
= qemu_mallocz(sizeof(WinCharState
));
2392 chr
->chr_write
= win_chr_write
;
2393 chr
->chr_close
= win_chr_close
;
2395 if (win_chr_pipe_init(chr
, filename
) < 0) {
2400 qemu_chr_reset(chr
);
2404 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2406 CharDriverState
*chr
;
2409 chr
= qemu_mallocz(sizeof(CharDriverState
));
2412 s
= qemu_mallocz(sizeof(WinCharState
));
2419 chr
->chr_write
= win_chr_write
;
2420 qemu_chr_reset(chr
);
2424 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2426 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2429 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2433 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2434 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2435 if (fd_out
== INVALID_HANDLE_VALUE
)
2438 return qemu_chr_open_win_file(fd_out
);
2442 /***********************************************************/
2443 /* UDP Net console */
2447 struct sockaddr_in daddr
;
2454 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2456 NetCharDriver
*s
= chr
->opaque
;
2458 return sendto(s
->fd
, buf
, len
, 0,
2459 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2462 static int udp_chr_read_poll(void *opaque
)
2464 CharDriverState
*chr
= opaque
;
2465 NetCharDriver
*s
= chr
->opaque
;
2467 s
->max_size
= qemu_chr_can_read(chr
);
2469 /* If there were any stray characters in the queue process them
2472 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2473 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2475 s
->max_size
= qemu_chr_can_read(chr
);
2480 static void udp_chr_read(void *opaque
)
2482 CharDriverState
*chr
= opaque
;
2483 NetCharDriver
*s
= chr
->opaque
;
2485 if (s
->max_size
== 0)
2487 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2488 s
->bufptr
= s
->bufcnt
;
2493 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2494 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2496 s
->max_size
= qemu_chr_can_read(chr
);
2500 static void udp_chr_update_read_handler(CharDriverState
*chr
)
2502 NetCharDriver
*s
= chr
->opaque
;
2505 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2506 udp_chr_read
, NULL
, chr
);
2510 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2512 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
2514 int parse_host_src_port(struct sockaddr_in
*haddr
,
2515 struct sockaddr_in
*saddr
,
2518 static CharDriverState
*qemu_chr_open_udp(const char *def
)
2520 CharDriverState
*chr
= NULL
;
2521 NetCharDriver
*s
= NULL
;
2523 struct sockaddr_in saddr
;
2525 chr
= qemu_mallocz(sizeof(CharDriverState
));
2528 s
= qemu_mallocz(sizeof(NetCharDriver
));
2532 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2534 perror("socket(PF_INET, SOCK_DGRAM)");
2538 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
2539 printf("Could not parse: %s\n", def
);
2543 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
2553 chr
->chr_write
= udp_chr_write
;
2554 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
2567 /***********************************************************/
2568 /* TCP Net console */
2579 static void tcp_chr_accept(void *opaque
);
2581 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2583 TCPCharDriver
*s
= chr
->opaque
;
2585 return send_all(s
->fd
, buf
, len
);
2587 /* XXX: indicate an error ? */
2592 static int tcp_chr_read_poll(void *opaque
)
2594 CharDriverState
*chr
= opaque
;
2595 TCPCharDriver
*s
= chr
->opaque
;
2598 s
->max_size
= qemu_chr_can_read(chr
);
2603 #define IAC_BREAK 243
2604 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
2606 char *buf
, int *size
)
2608 /* Handle any telnet client's basic IAC options to satisfy char by
2609 * char mode with no echo. All IAC options will be removed from
2610 * the buf and the do_telnetopt variable will be used to track the
2611 * state of the width of the IAC information.
2613 * IAC commands come in sets of 3 bytes with the exception of the
2614 * "IAC BREAK" command and the double IAC.
2620 for (i
= 0; i
< *size
; i
++) {
2621 if (s
->do_telnetopt
> 1) {
2622 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
2623 /* Double IAC means send an IAC */
2627 s
->do_telnetopt
= 1;
2629 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
2630 /* Handle IAC break commands by sending a serial break */
2631 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
2636 if (s
->do_telnetopt
>= 4) {
2637 s
->do_telnetopt
= 1;
2640 if ((unsigned char)buf
[i
] == IAC
) {
2641 s
->do_telnetopt
= 2;
2652 static void tcp_chr_read(void *opaque
)
2654 CharDriverState
*chr
= opaque
;
2655 TCPCharDriver
*s
= chr
->opaque
;
2659 if (!s
->connected
|| s
->max_size
<= 0)
2662 if (len
> s
->max_size
)
2664 size
= recv(s
->fd
, buf
, len
, 0);
2666 /* connection closed */
2668 if (s
->listen_fd
>= 0) {
2669 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2671 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
2674 } else if (size
> 0) {
2675 if (s
->do_telnetopt
)
2676 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
2678 qemu_chr_read(chr
, buf
, size
);
2682 static void tcp_chr_connect(void *opaque
)
2684 CharDriverState
*chr
= opaque
;
2685 TCPCharDriver
*s
= chr
->opaque
;
2688 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
2689 tcp_chr_read
, NULL
, chr
);
2690 qemu_chr_reset(chr
);
2693 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2694 static void tcp_chr_telnet_init(int fd
)
2697 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2698 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2699 send(fd
, (char *)buf
, 3, 0);
2700 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2701 send(fd
, (char *)buf
, 3, 0);
2702 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2703 send(fd
, (char *)buf
, 3, 0);
2704 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2705 send(fd
, (char *)buf
, 3, 0);
2708 static void socket_set_nodelay(int fd
)
2711 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
2714 static void tcp_chr_accept(void *opaque
)
2716 CharDriverState
*chr
= opaque
;
2717 TCPCharDriver
*s
= chr
->opaque
;
2718 struct sockaddr_in saddr
;
2720 struct sockaddr_un uaddr
;
2722 struct sockaddr
*addr
;
2729 len
= sizeof(uaddr
);
2730 addr
= (struct sockaddr
*)&uaddr
;
2734 len
= sizeof(saddr
);
2735 addr
= (struct sockaddr
*)&saddr
;
2737 fd
= accept(s
->listen_fd
, addr
, &len
);
2738 if (fd
< 0 && errno
!= EINTR
) {
2740 } else if (fd
>= 0) {
2741 if (s
->do_telnetopt
)
2742 tcp_chr_telnet_init(fd
);
2746 socket_set_nonblock(fd
);
2748 socket_set_nodelay(fd
);
2750 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
2751 tcp_chr_connect(chr
);
2754 static void tcp_chr_close(CharDriverState
*chr
)
2756 TCPCharDriver
*s
= chr
->opaque
;
2759 if (s
->listen_fd
>= 0)
2760 closesocket(s
->listen_fd
);
2764 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
2768 CharDriverState
*chr
= NULL
;
2769 TCPCharDriver
*s
= NULL
;
2770 int fd
= -1, ret
, err
, val
;
2772 int is_waitconnect
= 1;
2775 struct sockaddr_in saddr
;
2777 struct sockaddr_un uaddr
;
2779 struct sockaddr
*addr
;
2784 addr
= (struct sockaddr
*)&uaddr
;
2785 addrlen
= sizeof(uaddr
);
2786 if (parse_unix_path(&uaddr
, host_str
) < 0)
2791 addr
= (struct sockaddr
*)&saddr
;
2792 addrlen
= sizeof(saddr
);
2793 if (parse_host_port(&saddr
, host_str
) < 0)
2798 while((ptr
= strchr(ptr
,','))) {
2800 if (!strncmp(ptr
,"server",6)) {
2802 } else if (!strncmp(ptr
,"nowait",6)) {
2804 } else if (!strncmp(ptr
,"nodelay",6)) {
2807 printf("Unknown option: %s\n", ptr
);
2814 chr
= qemu_mallocz(sizeof(CharDriverState
));
2817 s
= qemu_mallocz(sizeof(TCPCharDriver
));
2823 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
2826 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2831 if (!is_waitconnect
)
2832 socket_set_nonblock(fd
);
2837 s
->is_unix
= is_unix
;
2838 s
->do_nodelay
= do_nodelay
&& !is_unix
;
2841 chr
->chr_write
= tcp_chr_write
;
2842 chr
->chr_close
= tcp_chr_close
;
2845 /* allow fast reuse */
2849 strncpy(path
, uaddr
.sun_path
, 108);
2856 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
2859 ret
= bind(fd
, addr
, addrlen
);
2863 ret
= listen(fd
, 0);
2868 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2870 s
->do_telnetopt
= 1;
2873 ret
= connect(fd
, addr
, addrlen
);
2875 err
= socket_error();
2876 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
2877 } else if (err
== EINPROGRESS
) {
2880 } else if (err
== WSAEALREADY
) {
2892 socket_set_nodelay(fd
);
2894 tcp_chr_connect(chr
);
2896 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
2899 if (is_listen
&& is_waitconnect
) {
2900 printf("QEMU waiting for connection on: %s\n", host_str
);
2901 tcp_chr_accept(chr
);
2902 socket_set_nonblock(s
->listen_fd
);
2914 CharDriverState
*qemu_chr_open(const char *filename
)
2918 if (!strcmp(filename
, "vc")) {
2919 return text_console_init(&display_state
);
2920 } else if (!strcmp(filename
, "null")) {
2921 return qemu_chr_open_null();
2923 if (strstart(filename
, "tcp:", &p
)) {
2924 return qemu_chr_open_tcp(p
, 0, 0);
2926 if (strstart(filename
, "telnet:", &p
)) {
2927 return qemu_chr_open_tcp(p
, 1, 0);
2929 if (strstart(filename
, "udp:", &p
)) {
2930 return qemu_chr_open_udp(p
);
2932 if (strstart(filename
, "mon:", &p
)) {
2933 CharDriverState
*drv
= qemu_chr_open(p
);
2935 drv
= qemu_chr_open_mux(drv
);
2936 monitor_init(drv
, !nographic
);
2939 printf("Unable to open driver: %s\n", p
);
2943 if (strstart(filename
, "unix:", &p
)) {
2944 return qemu_chr_open_tcp(p
, 0, 1);
2945 } else if (strstart(filename
, "file:", &p
)) {
2946 return qemu_chr_open_file_out(p
);
2947 } else if (strstart(filename
, "pipe:", &p
)) {
2948 return qemu_chr_open_pipe(p
);
2949 } else if (!strcmp(filename
, "pty")) {
2950 return qemu_chr_open_pty();
2951 } else if (!strcmp(filename
, "stdio")) {
2952 return qemu_chr_open_stdio();
2955 #if defined(__linux__)
2956 if (strstart(filename
, "/dev/parport", NULL
)) {
2957 return qemu_chr_open_pp(filename
);
2959 if (strstart(filename
, "/dev/", NULL
)) {
2960 return qemu_chr_open_tty(filename
);
2964 if (strstart(filename
, "COM", NULL
)) {
2965 return qemu_chr_open_win(filename
);
2967 if (strstart(filename
, "pipe:", &p
)) {
2968 return qemu_chr_open_win_pipe(p
);
2970 if (strstart(filename
, "con:", NULL
)) {
2971 return qemu_chr_open_win_con(filename
);
2973 if (strstart(filename
, "file:", &p
)) {
2974 return qemu_chr_open_win_file_out(p
);
2982 void qemu_chr_close(CharDriverState
*chr
)
2985 chr
->chr_close(chr
);
2988 /***********************************************************/
2989 /* network device redirectors */
2991 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
2995 for(i
=0;i
<size
;i
+=16) {
2999 fprintf(f
, "%08x ", i
);
3002 fprintf(f
, " %02x", buf
[i
+j
]);
3007 for(j
=0;j
<len
;j
++) {
3009 if (c
< ' ' || c
> '~')
3011 fprintf(f
, "%c", c
);
3017 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3020 for(i
= 0; i
< 6; i
++) {
3021 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3034 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3039 p1
= strchr(p
, sep
);
3045 if (len
> buf_size
- 1)
3047 memcpy(buf
, p
, len
);
3054 int parse_host_src_port(struct sockaddr_in
*haddr
,
3055 struct sockaddr_in
*saddr
,
3056 const char *input_str
)
3058 char *str
= strdup(input_str
);
3059 char *host_str
= str
;
3064 * Chop off any extra arguments at the end of the string which
3065 * would start with a comma, then fill in the src port information
3066 * if it was provided else use the "any address" and "any port".
3068 if ((ptr
= strchr(str
,',')))
3071 if ((src_str
= strchr(input_str
,'@'))) {
3076 if (parse_host_port(haddr
, host_str
) < 0)
3079 if (!src_str
|| *src_str
== '\0')
3082 if (parse_host_port(saddr
, src_str
) < 0)
3093 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3101 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3103 saddr
->sin_family
= AF_INET
;
3104 if (buf
[0] == '\0') {
3105 saddr
->sin_addr
.s_addr
= 0;
3107 if (isdigit(buf
[0])) {
3108 if (!inet_aton(buf
, &saddr
->sin_addr
))
3111 if ((he
= gethostbyname(buf
)) == NULL
)
3113 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3116 port
= strtol(p
, (char **)&r
, 0);
3119 saddr
->sin_port
= htons(port
);
3124 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3129 len
= MIN(108, strlen(str
));
3130 p
= strchr(str
, ',');
3132 len
= MIN(len
, p
- str
);
3134 memset(uaddr
, 0, sizeof(*uaddr
));
3136 uaddr
->sun_family
= AF_UNIX
;
3137 memcpy(uaddr
->sun_path
, str
, len
);
3143 /* find or alloc a new VLAN */
3144 VLANState
*qemu_find_vlan(int id
)
3146 VLANState
**pvlan
, *vlan
;
3147 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3151 vlan
= qemu_mallocz(sizeof(VLANState
));
3156 pvlan
= &first_vlan
;
3157 while (*pvlan
!= NULL
)
3158 pvlan
= &(*pvlan
)->next
;
3163 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3164 IOReadHandler
*fd_read
,
3165 IOCanRWHandler
*fd_can_read
,
3168 VLANClientState
*vc
, **pvc
;
3169 vc
= qemu_mallocz(sizeof(VLANClientState
));
3172 vc
->fd_read
= fd_read
;
3173 vc
->fd_can_read
= fd_can_read
;
3174 vc
->opaque
= opaque
;
3178 pvc
= &vlan
->first_client
;
3179 while (*pvc
!= NULL
)
3180 pvc
= &(*pvc
)->next
;
3185 int qemu_can_send_packet(VLANClientState
*vc1
)
3187 VLANState
*vlan
= vc1
->vlan
;
3188 VLANClientState
*vc
;
3190 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3192 if (vc
->fd_can_read
&& !vc
->fd_can_read(vc
->opaque
))
3199 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3201 VLANState
*vlan
= vc1
->vlan
;
3202 VLANClientState
*vc
;
3205 printf("vlan %d send:\n", vlan
->id
);
3206 hex_dump(stdout
, buf
, size
);
3208 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3210 vc
->fd_read(vc
->opaque
, buf
, size
);
3215 #if defined(CONFIG_SLIRP)
3217 /* slirp network adapter */
3219 static int slirp_inited
;
3220 static VLANClientState
*slirp_vc
;
3222 int slirp_can_output(void)
3224 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3227 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3230 printf("slirp output:\n");
3231 hex_dump(stdout
, pkt
, pkt_len
);
3235 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3238 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3241 printf("slirp input:\n");
3242 hex_dump(stdout
, buf
, size
);
3244 slirp_input(buf
, size
);
3247 static int net_slirp_init(VLANState
*vlan
)
3249 if (!slirp_inited
) {
3253 slirp_vc
= qemu_new_vlan_client(vlan
,
3254 slirp_receive
, NULL
, NULL
);
3255 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3259 static void net_slirp_redir(const char *redir_str
)
3264 struct in_addr guest_addr
;
3265 int host_port
, guest_port
;
3267 if (!slirp_inited
) {
3273 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3275 if (!strcmp(buf
, "tcp")) {
3277 } else if (!strcmp(buf
, "udp")) {
3283 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3285 host_port
= strtol(buf
, &r
, 0);
3289 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3291 if (buf
[0] == '\0') {
3292 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3294 if (!inet_aton(buf
, &guest_addr
))
3297 guest_port
= strtol(p
, &r
, 0);
3301 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3302 fprintf(stderr
, "qemu: could not set up redirection\n");
3307 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3315 static void smb_exit(void)
3319 char filename
[1024];
3321 /* erase all the files in the directory */
3322 d
= opendir(smb_dir
);
3327 if (strcmp(de
->d_name
, ".") != 0 &&
3328 strcmp(de
->d_name
, "..") != 0) {
3329 snprintf(filename
, sizeof(filename
), "%s/%s",
3330 smb_dir
, de
->d_name
);
3338 /* automatic user mode samba server configuration */
3339 void net_slirp_smb(const char *exported_dir
)
3341 char smb_conf
[1024];
3342 char smb_cmdline
[1024];
3345 if (!slirp_inited
) {
3350 /* XXX: better tmp dir construction */
3351 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3352 if (mkdir(smb_dir
, 0700) < 0) {
3353 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3356 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3358 f
= fopen(smb_conf
, "w");
3360 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3367 "socket address=127.0.0.1\n"
3368 "pid directory=%s\n"
3369 "lock directory=%s\n"
3370 "log file=%s/log.smbd\n"
3371 "smb passwd file=%s/smbpasswd\n"
3372 "security = share\n"
3387 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3388 SMBD_COMMAND
, smb_conf
);
3390 slirp_add_exec(0, smb_cmdline
, 4, 139);
3393 #endif /* !defined(_WIN32) */
3395 #endif /* CONFIG_SLIRP */
3397 #if !defined(_WIN32)
3399 typedef struct TAPState
{
3400 VLANClientState
*vc
;
3404 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3406 TAPState
*s
= opaque
;
3409 ret
= write(s
->fd
, buf
, size
);
3410 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3417 static void tap_send(void *opaque
)
3419 TAPState
*s
= opaque
;
3426 sbuf
.maxlen
= sizeof(buf
);
3428 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3430 size
= read(s
->fd
, buf
, sizeof(buf
));
3433 qemu_send_packet(s
->vc
, buf
, size
);
3439 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3443 s
= qemu_mallocz(sizeof(TAPState
));
3447 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3448 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3449 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3454 static int tap_open(char *ifname
, int ifname_size
)
3460 fd
= open("/dev/tap", O_RDWR
);
3462 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3467 dev
= devname(s
.st_rdev
, S_IFCHR
);
3468 pstrcpy(ifname
, ifname_size
, dev
);
3470 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3473 #elif defined(__sun__)
3474 #define TUNNEWPPA (('T'<<16) | 0x0001)
3476 * Allocate TAP device, returns opened fd.
3477 * Stores dev name in the first arg(must be large enough).
3479 int tap_alloc(char *dev
)
3481 int tap_fd
, if_fd
, ppa
= -1;
3482 static int ip_fd
= 0;
3485 static int arp_fd
= 0;
3486 int ip_muxid
, arp_muxid
;
3487 struct strioctl strioc_if
, strioc_ppa
;
3488 int link_type
= I_PLINK
;;
3490 char actual_name
[32] = "";
3492 memset(&ifr
, 0x0, sizeof(ifr
));
3496 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
3500 /* Check if IP device was opened */
3504 if( (ip_fd
= open("/dev/udp", O_RDWR
, 0)) < 0){
3505 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
3509 if( (tap_fd
= open("/dev/tap", O_RDWR
, 0)) < 0){
3510 syslog(LOG_ERR
, "Can't open /dev/tap");
3514 /* Assign a new PPA and get its unit number. */
3515 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
3516 strioc_ppa
.ic_timout
= 0;
3517 strioc_ppa
.ic_len
= sizeof(ppa
);
3518 strioc_ppa
.ic_dp
= (char *)&ppa
;
3519 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
3520 syslog (LOG_ERR
, "Can't assign new interface");
3522 if( (if_fd
= open("/dev/tap", O_RDWR
, 0)) < 0){
3523 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
3526 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
3527 syslog(LOG_ERR
, "Can't push IP module");
3531 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
3532 syslog(LOG_ERR
, "Can't get flags\n");
3534 snprintf (actual_name
, 32, "tap%d", ppa
);
3535 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
3538 /* Assign ppa according to the unit number returned by tun device */
3540 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
3541 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
3542 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
3543 syslog (LOG_ERR
, "Can't get flags\n");
3544 /* Push arp module to if_fd */
3545 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
3546 syslog (LOG_ERR
, "Can't push ARP module (2)");
3548 /* Push arp module to ip_fd */
3549 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
3550 syslog (LOG_ERR
, "I_POP failed\n");
3551 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
3552 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
3554 if ((arp_fd
= open ("/dev/tap", O_RDWR
, 0)) < 0)
3555 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
3557 /* Set ifname to arp */
3558 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
3559 strioc_if
.ic_timout
= 0;
3560 strioc_if
.ic_len
= sizeof(ifr
);
3561 strioc_if
.ic_dp
= (char *)&ifr
;
3562 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
3563 syslog (LOG_ERR
, "Can't set ifname to arp\n");
3566 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
3567 syslog(LOG_ERR
, "Can't link TAP device to IP");
3571 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
3572 syslog (LOG_ERR
, "Can't link TAP device to ARP");
3576 memset(&ifr
, 0x0, sizeof(ifr
));
3577 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
3578 ifr
.lifr_ip_muxid
= ip_muxid
;
3579 ifr
.lifr_arp_muxid
= arp_muxid
;
3581 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
3583 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
3584 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
3585 syslog (LOG_ERR
, "Can't set multiplexor id");
3588 sprintf(dev
, "tap%d", ppa
);
3592 static int tap_open(char *ifname
, int ifname_size
)
3596 if( (fd
= tap_alloc(dev
)) < 0 ){
3597 fprintf(stderr
, "Cannot allocate TAP device\n");
3600 pstrcpy(ifname
, ifname_size
, dev
);
3601 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3605 static int tap_open(char *ifname
, int ifname_size
)
3610 fd
= open("/dev/net/tun", O_RDWR
);
3612 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3615 memset(&ifr
, 0, sizeof(ifr
));
3616 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
3617 if (ifname
[0] != '\0')
3618 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
3620 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
3621 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
3623 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3627 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
3628 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3633 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
3634 const char *setup_script
)
3637 int pid
, status
, fd
;
3642 if (ifname1
!= NULL
)
3643 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
3646 fd
= tap_open(ifname
, sizeof(ifname
));
3650 if (!setup_script
|| !strcmp(setup_script
, "no"))
3652 if (setup_script
[0] != '\0') {
3653 /* try to launch network init script */
3657 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
3658 for (i
= 0; i
< open_max
; i
++)
3659 if (i
!= STDIN_FILENO
&&
3660 i
!= STDOUT_FILENO
&&
3661 i
!= STDERR_FILENO
&&
3666 *parg
++ = (char *)setup_script
;
3669 execv(setup_script
, args
);
3672 while (waitpid(pid
, &status
, 0) != pid
);
3673 if (!WIFEXITED(status
) ||
3674 WEXITSTATUS(status
) != 0) {
3675 fprintf(stderr
, "%s: could not launch network script\n",
3681 s
= net_tap_fd_init(vlan
, fd
);
3684 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3685 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
3689 #endif /* !_WIN32 */
3691 /* network connection */
3692 typedef struct NetSocketState
{
3693 VLANClientState
*vc
;
3695 int state
; /* 0 = getting length, 1 = getting data */
3699 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
3702 typedef struct NetSocketListenState
{
3705 } NetSocketListenState
;
3707 /* XXX: we consider we can send the whole packet without blocking */
3708 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
3710 NetSocketState
*s
= opaque
;
3714 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
3715 send_all(s
->fd
, buf
, size
);
3718 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
3720 NetSocketState
*s
= opaque
;
3721 sendto(s
->fd
, buf
, size
, 0,
3722 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
3725 static void net_socket_send(void *opaque
)
3727 NetSocketState
*s
= opaque
;
3732 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
3734 err
= socket_error();
3735 if (err
!= EWOULDBLOCK
)
3737 } else if (size
== 0) {
3738 /* end of connection */
3740 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3746 /* reassemble a packet from the network */
3752 memcpy(s
->buf
+ s
->index
, buf
, l
);
3756 if (s
->index
== 4) {
3758 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
3764 l
= s
->packet_len
- s
->index
;
3767 memcpy(s
->buf
+ s
->index
, buf
, l
);
3771 if (s
->index
>= s
->packet_len
) {
3772 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
3781 static void net_socket_send_dgram(void *opaque
)
3783 NetSocketState
*s
= opaque
;
3786 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
3790 /* end of connection */
3791 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3794 qemu_send_packet(s
->vc
, s
->buf
, size
);
3797 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
3802 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
3803 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
3804 inet_ntoa(mcastaddr
->sin_addr
),
3805 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
3809 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
3811 perror("socket(PF_INET, SOCK_DGRAM)");
3816 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
3817 (const char *)&val
, sizeof(val
));
3819 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3823 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
3829 /* Add host to multicast group */
3830 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
3831 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
3833 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
3834 (const char *)&imr
, sizeof(struct ip_mreq
));
3836 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3840 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3842 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
3843 (const char *)&val
, sizeof(val
));
3845 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3849 socket_set_nonblock(fd
);
3857 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
3860 struct sockaddr_in saddr
;
3862 socklen_t saddr_len
;
3865 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3866 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3867 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3871 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
3873 if (saddr
.sin_addr
.s_addr
==0) {
3874 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3878 /* clone dgram socket */
3879 newfd
= net_socket_mcast_create(&saddr
);
3881 /* error already reported by net_socket_mcast_create() */
3885 /* clone newfd to fd, close newfd */
3890 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3891 fd
, strerror(errno
));
3896 s
= qemu_mallocz(sizeof(NetSocketState
));
3901 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
3902 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
3904 /* mcast: save bound address as dst */
3905 if (is_connected
) s
->dgram_dst
=saddr
;
3907 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3908 "socket: fd=%d (%s mcast=%s:%d)",
3909 fd
, is_connected
? "cloned" : "",
3910 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3914 static void net_socket_connect(void *opaque
)
3916 NetSocketState
*s
= opaque
;
3917 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
3920 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
3924 s
= qemu_mallocz(sizeof(NetSocketState
));
3928 s
->vc
= qemu_new_vlan_client(vlan
,
3929 net_socket_receive
, NULL
, s
);
3930 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3931 "socket: fd=%d", fd
);
3933 net_socket_connect(s
);
3935 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
3940 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
3943 int so_type
=-1, optlen
=sizeof(so_type
);
3945 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
, &optlen
)< 0) {
3946 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
3951 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
3953 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3955 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3956 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
3957 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3962 static void net_socket_accept(void *opaque
)
3964 NetSocketListenState
*s
= opaque
;
3966 struct sockaddr_in saddr
;
3971 len
= sizeof(saddr
);
3972 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
3973 if (fd
< 0 && errno
!= EINTR
) {
3975 } else if (fd
>= 0) {
3979 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
3983 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
3984 "socket: connection from %s:%d",
3985 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3989 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
3991 NetSocketListenState
*s
;
3993 struct sockaddr_in saddr
;
3995 if (parse_host_port(&saddr
, host_str
) < 0)
3998 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4002 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4007 socket_set_nonblock(fd
);
4009 /* allow fast reuse */
4011 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4013 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4018 ret
= listen(fd
, 0);
4025 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4029 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4032 int fd
, connected
, ret
, err
;
4033 struct sockaddr_in saddr
;
4035 if (parse_host_port(&saddr
, host_str
) < 0)
4038 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4043 socket_set_nonblock(fd
);
4047 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4049 err
= socket_error();
4050 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4051 } else if (err
== EINPROGRESS
) {
4054 } else if (err
== WSAEALREADY
) {
4067 s
= net_socket_fd_init(vlan
, fd
, connected
);
4070 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4071 "socket: connect to %s:%d",
4072 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4076 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4080 struct sockaddr_in saddr
;
4082 if (parse_host_port(&saddr
, host_str
) < 0)
4086 fd
= net_socket_mcast_create(&saddr
);
4090 s
= net_socket_fd_init(vlan
, fd
, 0);
4094 s
->dgram_dst
= saddr
;
4096 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4097 "socket: mcast=%s:%d",
4098 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4103 static int get_param_value(char *buf
, int buf_size
,
4104 const char *tag
, const char *str
)
4113 while (*p
!= '\0' && *p
!= '=') {
4114 if ((q
- option
) < sizeof(option
) - 1)
4122 if (!strcmp(tag
, option
)) {
4124 while (*p
!= '\0' && *p
!= ',') {
4125 if ((q
- buf
) < buf_size
- 1)
4132 while (*p
!= '\0' && *p
!= ',') {
4143 static int net_client_init(const char *str
)
4154 while (*p
!= '\0' && *p
!= ',') {
4155 if ((q
- device
) < sizeof(device
) - 1)
4163 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4164 vlan_id
= strtol(buf
, NULL
, 0);
4166 vlan
= qemu_find_vlan(vlan_id
);
4168 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4171 if (!strcmp(device
, "nic")) {
4175 if (nb_nics
>= MAX_NICS
) {
4176 fprintf(stderr
, "Too Many NICs\n");
4179 nd
= &nd_table
[nb_nics
];
4180 macaddr
= nd
->macaddr
;
4186 macaddr
[5] = 0x56 + nb_nics
;
4188 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4189 if (parse_macaddr(macaddr
, buf
) < 0) {
4190 fprintf(stderr
, "invalid syntax for ethernet address\n");
4194 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4195 nd
->model
= strdup(buf
);
4199 vlan
->nb_guest_devs
++;
4202 if (!strcmp(device
, "none")) {
4203 /* does nothing. It is needed to signal that no network cards
4208 if (!strcmp(device
, "user")) {
4209 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4210 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4212 vlan
->nb_host_devs
++;
4213 ret
= net_slirp_init(vlan
);
4217 if (!strcmp(device
, "tap")) {
4219 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4220 fprintf(stderr
, "tap: no interface name\n");
4223 vlan
->nb_host_devs
++;
4224 ret
= tap_win32_init(vlan
, ifname
);
4227 if (!strcmp(device
, "tap")) {
4229 char setup_script
[1024];
4231 vlan
->nb_host_devs
++;
4232 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4233 fd
= strtol(buf
, NULL
, 0);
4235 if (net_tap_fd_init(vlan
, fd
))
4238 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4241 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4242 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4244 ret
= net_tap_init(vlan
, ifname
, setup_script
);
4248 if (!strcmp(device
, "socket")) {
4249 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4251 fd
= strtol(buf
, NULL
, 0);
4253 if (net_socket_fd_init(vlan
, fd
, 1))
4255 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4256 ret
= net_socket_listen_init(vlan
, buf
);
4257 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4258 ret
= net_socket_connect_init(vlan
, buf
);
4259 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4260 ret
= net_socket_mcast_init(vlan
, buf
);
4262 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4265 vlan
->nb_host_devs
++;
4268 fprintf(stderr
, "Unknown network device: %s\n", device
);
4272 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4278 void do_info_network(void)
4281 VLANClientState
*vc
;
4283 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4284 term_printf("VLAN %d devices:\n", vlan
->id
);
4285 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4286 term_printf(" %s\n", vc
->info_str
);
4290 /***********************************************************/
4293 static USBPort
*used_usb_ports
;
4294 static USBPort
*free_usb_ports
;
4296 /* ??? Maybe change this to register a hub to keep track of the topology. */
4297 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
4298 usb_attachfn attach
)
4300 port
->opaque
= opaque
;
4301 port
->index
= index
;
4302 port
->attach
= attach
;
4303 port
->next
= free_usb_ports
;
4304 free_usb_ports
= port
;
4307 static int usb_device_add(const char *devname
)
4313 if (!free_usb_ports
)
4316 if (strstart(devname
, "host:", &p
)) {
4317 dev
= usb_host_device_open(p
);
4318 } else if (!strcmp(devname
, "mouse")) {
4319 dev
= usb_mouse_init();
4320 } else if (!strcmp(devname
, "tablet")) {
4321 dev
= usb_tablet_init();
4322 } else if (strstart(devname
, "disk:", &p
)) {
4323 dev
= usb_msd_init(p
);
4324 } else if (!strcmp(devname
, "wacom-tablet")) {
4325 dev
= usb_wacom_init();
4332 /* Find a USB port to add the device to. */
4333 port
= free_usb_ports
;
4337 /* Create a new hub and chain it on. */
4338 free_usb_ports
= NULL
;
4339 port
->next
= used_usb_ports
;
4340 used_usb_ports
= port
;
4342 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
4343 usb_attach(port
, hub
);
4344 port
= free_usb_ports
;
4347 free_usb_ports
= port
->next
;
4348 port
->next
= used_usb_ports
;
4349 used_usb_ports
= port
;
4350 usb_attach(port
, dev
);
4354 static int usb_device_del(const char *devname
)
4362 if (!used_usb_ports
)
4365 p
= strchr(devname
, '.');
4368 bus_num
= strtoul(devname
, NULL
, 0);
4369 addr
= strtoul(p
+ 1, NULL
, 0);
4373 lastp
= &used_usb_ports
;
4374 port
= used_usb_ports
;
4375 while (port
&& port
->dev
->addr
!= addr
) {
4376 lastp
= &port
->next
;
4384 *lastp
= port
->next
;
4385 usb_attach(port
, NULL
);
4386 dev
->handle_destroy(dev
);
4387 port
->next
= free_usb_ports
;
4388 free_usb_ports
= port
;
4392 void do_usb_add(const char *devname
)
4395 ret
= usb_device_add(devname
);
4397 term_printf("Could not add USB device '%s'\n", devname
);
4400 void do_usb_del(const char *devname
)
4403 ret
= usb_device_del(devname
);
4405 term_printf("Could not remove USB device '%s'\n", devname
);
4412 const char *speed_str
;
4415 term_printf("USB support not enabled\n");
4419 for (port
= used_usb_ports
; port
; port
= port
->next
) {
4423 switch(dev
->speed
) {
4427 case USB_SPEED_FULL
:
4430 case USB_SPEED_HIGH
:
4437 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4438 0, dev
->addr
, speed_str
, dev
->devname
);
4442 /***********************************************************/
4443 /* PCMCIA/Cardbus */
4445 static struct pcmcia_socket_entry_s
{
4446 struct pcmcia_socket_s
*socket
;
4447 struct pcmcia_socket_entry_s
*next
;
4448 } *pcmcia_sockets
= 0;
4450 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
4452 struct pcmcia_socket_entry_s
*entry
;
4454 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
4455 entry
->socket
= socket
;
4456 entry
->next
= pcmcia_sockets
;
4457 pcmcia_sockets
= entry
;
4460 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
4462 struct pcmcia_socket_entry_s
*entry
, **ptr
;
4464 ptr
= &pcmcia_sockets
;
4465 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
4466 if (entry
->socket
== socket
) {
4472 void pcmcia_info(void)
4474 struct pcmcia_socket_entry_s
*iter
;
4475 if (!pcmcia_sockets
)
4476 term_printf("No PCMCIA sockets\n");
4478 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
4479 term_printf("%s: %s\n", iter
->socket
->slot_string
,
4480 iter
->socket
->attached
? iter
->socket
->card_string
:
4484 /***********************************************************/
4487 #define MAX_IO_HANDLERS 64
4489 typedef struct IOHandlerRecord
{
4491 IOCanRWHandler
*fd_read_poll
;
4493 IOHandler
*fd_write
;
4496 /* temporary data */
4498 struct IOHandlerRecord
*next
;
4501 static IOHandlerRecord
*first_io_handler
;
4503 /* XXX: fd_read_poll should be suppressed, but an API change is
4504 necessary in the character devices to suppress fd_can_read(). */
4505 int qemu_set_fd_handler2(int fd
,
4506 IOCanRWHandler
*fd_read_poll
,
4508 IOHandler
*fd_write
,
4511 IOHandlerRecord
**pioh
, *ioh
;
4513 if (!fd_read
&& !fd_write
) {
4514 pioh
= &first_io_handler
;
4519 if (ioh
->fd
== fd
) {
4526 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
4530 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
4533 ioh
->next
= first_io_handler
;
4534 first_io_handler
= ioh
;
4537 ioh
->fd_read_poll
= fd_read_poll
;
4538 ioh
->fd_read
= fd_read
;
4539 ioh
->fd_write
= fd_write
;
4540 ioh
->opaque
= opaque
;
4546 int qemu_set_fd_handler(int fd
,
4548 IOHandler
*fd_write
,
4551 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
4554 /***********************************************************/
4555 /* Polling handling */
4557 typedef struct PollingEntry
{
4560 struct PollingEntry
*next
;
4563 static PollingEntry
*first_polling_entry
;
4565 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
4567 PollingEntry
**ppe
, *pe
;
4568 pe
= qemu_mallocz(sizeof(PollingEntry
));
4572 pe
->opaque
= opaque
;
4573 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
4578 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
4580 PollingEntry
**ppe
, *pe
;
4581 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
4583 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
4592 /***********************************************************/
4593 /* Wait objects support */
4594 typedef struct WaitObjects
{
4596 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
4597 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
4598 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
4601 static WaitObjects wait_objects
= {0};
4603 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4605 WaitObjects
*w
= &wait_objects
;
4607 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
4609 w
->events
[w
->num
] = handle
;
4610 w
->func
[w
->num
] = func
;
4611 w
->opaque
[w
->num
] = opaque
;
4616 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4619 WaitObjects
*w
= &wait_objects
;
4622 for (i
= 0; i
< w
->num
; i
++) {
4623 if (w
->events
[i
] == handle
)
4626 w
->events
[i
] = w
->events
[i
+ 1];
4627 w
->func
[i
] = w
->func
[i
+ 1];
4628 w
->opaque
[i
] = w
->opaque
[i
+ 1];
4636 /***********************************************************/
4637 /* savevm/loadvm support */
4639 #define IO_BUF_SIZE 32768
4643 BlockDriverState
*bs
;
4646 int64_t base_offset
;
4647 int64_t buf_offset
; /* start of buffer when writing, end of buffer
4650 int buf_size
; /* 0 when writing */
4651 uint8_t buf
[IO_BUF_SIZE
];
4654 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
4658 f
= qemu_mallocz(sizeof(QEMUFile
));
4661 if (!strcmp(mode
, "wb")) {
4663 } else if (!strcmp(mode
, "rb")) {
4668 f
->outfile
= fopen(filename
, mode
);
4680 QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
4684 f
= qemu_mallocz(sizeof(QEMUFile
));
4689 f
->is_writable
= is_writable
;
4690 f
->base_offset
= offset
;
4694 void qemu_fflush(QEMUFile
*f
)
4696 if (!f
->is_writable
)
4698 if (f
->buf_index
> 0) {
4700 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
4701 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
4703 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
4704 f
->buf
, f
->buf_index
);
4706 f
->buf_offset
+= f
->buf_index
;
4711 static void qemu_fill_buffer(QEMUFile
*f
)
4718 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
4719 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
4723 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
4724 f
->buf
, IO_BUF_SIZE
);
4730 f
->buf_offset
+= len
;
4733 void qemu_fclose(QEMUFile
*f
)
4743 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
4747 l
= IO_BUF_SIZE
- f
->buf_index
;
4750 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
4754 if (f
->buf_index
>= IO_BUF_SIZE
)
4759 void qemu_put_byte(QEMUFile
*f
, int v
)
4761 f
->buf
[f
->buf_index
++] = v
;
4762 if (f
->buf_index
>= IO_BUF_SIZE
)
4766 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
4772 l
= f
->buf_size
- f
->buf_index
;
4774 qemu_fill_buffer(f
);
4775 l
= f
->buf_size
- f
->buf_index
;
4781 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
4786 return size1
- size
;
4789 int qemu_get_byte(QEMUFile
*f
)
4791 if (f
->buf_index
>= f
->buf_size
) {
4792 qemu_fill_buffer(f
);
4793 if (f
->buf_index
>= f
->buf_size
)
4796 return f
->buf
[f
->buf_index
++];
4799 int64_t qemu_ftell(QEMUFile
*f
)
4801 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
4804 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
4806 if (whence
== SEEK_SET
) {
4808 } else if (whence
== SEEK_CUR
) {
4809 pos
+= qemu_ftell(f
);
4811 /* SEEK_END not supported */
4814 if (f
->is_writable
) {
4816 f
->buf_offset
= pos
;
4818 f
->buf_offset
= pos
;
4825 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
4827 qemu_put_byte(f
, v
>> 8);
4828 qemu_put_byte(f
, v
);
4831 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
4833 qemu_put_byte(f
, v
>> 24);
4834 qemu_put_byte(f
, v
>> 16);
4835 qemu_put_byte(f
, v
>> 8);
4836 qemu_put_byte(f
, v
);
4839 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
4841 qemu_put_be32(f
, v
>> 32);
4842 qemu_put_be32(f
, v
);
4845 unsigned int qemu_get_be16(QEMUFile
*f
)
4848 v
= qemu_get_byte(f
) << 8;
4849 v
|= qemu_get_byte(f
);
4853 unsigned int qemu_get_be32(QEMUFile
*f
)
4856 v
= qemu_get_byte(f
) << 24;
4857 v
|= qemu_get_byte(f
) << 16;
4858 v
|= qemu_get_byte(f
) << 8;
4859 v
|= qemu_get_byte(f
);
4863 uint64_t qemu_get_be64(QEMUFile
*f
)
4866 v
= (uint64_t)qemu_get_be32(f
) << 32;
4867 v
|= qemu_get_be32(f
);
4871 typedef struct SaveStateEntry
{
4875 SaveStateHandler
*save_state
;
4876 LoadStateHandler
*load_state
;
4878 struct SaveStateEntry
*next
;
4881 static SaveStateEntry
*first_se
;
4883 int register_savevm(const char *idstr
,
4886 SaveStateHandler
*save_state
,
4887 LoadStateHandler
*load_state
,
4890 SaveStateEntry
*se
, **pse
;
4892 se
= qemu_malloc(sizeof(SaveStateEntry
));
4895 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
4896 se
->instance_id
= instance_id
;
4897 se
->version_id
= version_id
;
4898 se
->save_state
= save_state
;
4899 se
->load_state
= load_state
;
4900 se
->opaque
= opaque
;
4903 /* add at the end of list */
4905 while (*pse
!= NULL
)
4906 pse
= &(*pse
)->next
;
4911 #define QEMU_VM_FILE_MAGIC 0x5145564d
4912 #define QEMU_VM_FILE_VERSION 0x00000002
4914 int qemu_savevm_state(QEMUFile
*f
)
4918 int64_t cur_pos
, len_pos
, total_len_pos
;
4920 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
4921 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
4922 total_len_pos
= qemu_ftell(f
);
4923 qemu_put_be64(f
, 0); /* total size */
4925 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4927 len
= strlen(se
->idstr
);
4928 qemu_put_byte(f
, len
);
4929 qemu_put_buffer(f
, se
->idstr
, len
);
4931 qemu_put_be32(f
, se
->instance_id
);
4932 qemu_put_be32(f
, se
->version_id
);
4934 /* record size: filled later */
4935 len_pos
= qemu_ftell(f
);
4936 qemu_put_be32(f
, 0);
4938 se
->save_state(f
, se
->opaque
);
4940 /* fill record size */
4941 cur_pos
= qemu_ftell(f
);
4942 len
= cur_pos
- len_pos
- 4;
4943 qemu_fseek(f
, len_pos
, SEEK_SET
);
4944 qemu_put_be32(f
, len
);
4945 qemu_fseek(f
, cur_pos
, SEEK_SET
);
4947 cur_pos
= qemu_ftell(f
);
4948 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
4949 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
4950 qemu_fseek(f
, cur_pos
, SEEK_SET
);
4956 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
4960 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4961 if (!strcmp(se
->idstr
, idstr
) &&
4962 instance_id
== se
->instance_id
)
4968 int qemu_loadvm_state(QEMUFile
*f
)
4971 int len
, ret
, instance_id
, record_len
, version_id
;
4972 int64_t total_len
, end_pos
, cur_pos
;
4976 v
= qemu_get_be32(f
);
4977 if (v
!= QEMU_VM_FILE_MAGIC
)
4979 v
= qemu_get_be32(f
);
4980 if (v
!= QEMU_VM_FILE_VERSION
) {
4985 total_len
= qemu_get_be64(f
);
4986 end_pos
= total_len
+ qemu_ftell(f
);
4988 if (qemu_ftell(f
) >= end_pos
)
4990 len
= qemu_get_byte(f
);
4991 qemu_get_buffer(f
, idstr
, len
);
4993 instance_id
= qemu_get_be32(f
);
4994 version_id
= qemu_get_be32(f
);
4995 record_len
= qemu_get_be32(f
);
4997 printf("idstr=%s instance=0x%x version=%d len=%d\n",
4998 idstr
, instance_id
, version_id
, record_len
);
5000 cur_pos
= qemu_ftell(f
);
5001 se
= find_se(idstr
, instance_id
);
5003 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5004 instance_id
, idstr
);
5006 ret
= se
->load_state(f
, se
->opaque
, version_id
);
5008 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5009 instance_id
, idstr
);
5012 /* always seek to exact end of record */
5013 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
5020 /* device can contain snapshots */
5021 static int bdrv_can_snapshot(BlockDriverState
*bs
)
5024 !bdrv_is_removable(bs
) &&
5025 !bdrv_is_read_only(bs
));
5028 /* device must be snapshots in order to have a reliable snapshot */
5029 static int bdrv_has_snapshot(BlockDriverState
*bs
)
5032 !bdrv_is_removable(bs
) &&
5033 !bdrv_is_read_only(bs
));
5036 static BlockDriverState
*get_bs_snapshots(void)
5038 BlockDriverState
*bs
;
5042 return bs_snapshots
;
5043 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5045 if (bdrv_can_snapshot(bs
))
5054 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
5057 QEMUSnapshotInfo
*sn_tab
, *sn
;
5061 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
5064 for(i
= 0; i
< nb_sns
; i
++) {
5066 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
5076 void do_savevm(const char *name
)
5078 BlockDriverState
*bs
, *bs1
;
5079 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
5080 int must_delete
, ret
, i
;
5081 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
5083 int saved_vm_running
;
5090 bs
= get_bs_snapshots();
5092 term_printf("No block device can accept snapshots\n");
5096 /* ??? Should this occur after vm_stop? */
5099 saved_vm_running
= vm_running
;
5104 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
5109 memset(sn
, 0, sizeof(*sn
));
5111 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
5112 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
5115 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
5118 /* fill auxiliary fields */
5121 sn
->date_sec
= tb
.time
;
5122 sn
->date_nsec
= tb
.millitm
* 1000000;
5124 gettimeofday(&tv
, NULL
);
5125 sn
->date_sec
= tv
.tv_sec
;
5126 sn
->date_nsec
= tv
.tv_usec
* 1000;
5128 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
5130 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
5131 term_printf("Device %s does not support VM state snapshots\n",
5132 bdrv_get_device_name(bs
));
5136 /* save the VM state */
5137 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
5139 term_printf("Could not open VM state file\n");
5142 ret
= qemu_savevm_state(f
);
5143 sn
->vm_state_size
= qemu_ftell(f
);
5146 term_printf("Error %d while writing VM\n", ret
);
5150 /* create the snapshots */
5152 for(i
= 0; i
< MAX_DISKS
; i
++) {
5154 if (bdrv_has_snapshot(bs1
)) {
5156 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
5158 term_printf("Error while deleting snapshot on '%s'\n",
5159 bdrv_get_device_name(bs1
));
5162 ret
= bdrv_snapshot_create(bs1
, sn
);
5164 term_printf("Error while creating snapshot on '%s'\n",
5165 bdrv_get_device_name(bs1
));
5171 if (saved_vm_running
)
5175 void do_loadvm(const char *name
)
5177 BlockDriverState
*bs
, *bs1
;
5178 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
5181 int saved_vm_running
;
5183 bs
= get_bs_snapshots();
5185 term_printf("No block device supports snapshots\n");
5189 /* Flush all IO requests so they don't interfere with the new state. */
5192 saved_vm_running
= vm_running
;
5195 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5197 if (bdrv_has_snapshot(bs1
)) {
5198 ret
= bdrv_snapshot_goto(bs1
, name
);
5201 term_printf("Warning: ");
5204 term_printf("Snapshots not supported on device '%s'\n",
5205 bdrv_get_device_name(bs1
));
5208 term_printf("Could not find snapshot '%s' on device '%s'\n",
5209 name
, bdrv_get_device_name(bs1
));
5212 term_printf("Error %d while activating snapshot on '%s'\n",
5213 ret
, bdrv_get_device_name(bs1
));
5216 /* fatal on snapshot block device */
5223 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
5224 term_printf("Device %s does not support VM state snapshots\n",
5225 bdrv_get_device_name(bs
));
5229 /* restore the VM state */
5230 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
5232 term_printf("Could not open VM state file\n");
5235 ret
= qemu_loadvm_state(f
);
5238 term_printf("Error %d while loading VM state\n", ret
);
5241 if (saved_vm_running
)
5245 void do_delvm(const char *name
)
5247 BlockDriverState
*bs
, *bs1
;
5250 bs
= get_bs_snapshots();
5252 term_printf("No block device supports snapshots\n");
5256 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5258 if (bdrv_has_snapshot(bs1
)) {
5259 ret
= bdrv_snapshot_delete(bs1
, name
);
5261 if (ret
== -ENOTSUP
)
5262 term_printf("Snapshots not supported on device '%s'\n",
5263 bdrv_get_device_name(bs1
));
5265 term_printf("Error %d while deleting snapshot on '%s'\n",
5266 ret
, bdrv_get_device_name(bs1
));
5272 void do_info_snapshots(void)
5274 BlockDriverState
*bs
, *bs1
;
5275 QEMUSnapshotInfo
*sn_tab
, *sn
;
5279 bs
= get_bs_snapshots();
5281 term_printf("No available block device supports snapshots\n");
5284 term_printf("Snapshot devices:");
5285 for(i
= 0; i
<= MAX_DISKS
; i
++) {
5287 if (bdrv_has_snapshot(bs1
)) {
5289 term_printf(" %s", bdrv_get_device_name(bs1
));
5294 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
5296 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
5299 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
5300 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
5301 for(i
= 0; i
< nb_sns
; i
++) {
5303 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
5308 /***********************************************************/
5309 /* cpu save/restore */
5311 #if defined(TARGET_I386)
5313 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
5315 qemu_put_be32(f
, dt
->selector
);
5316 qemu_put_betl(f
, dt
->base
);
5317 qemu_put_be32(f
, dt
->limit
);
5318 qemu_put_be32(f
, dt
->flags
);
5321 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
5323 dt
->selector
= qemu_get_be32(f
);
5324 dt
->base
= qemu_get_betl(f
);
5325 dt
->limit
= qemu_get_be32(f
);
5326 dt
->flags
= qemu_get_be32(f
);
5329 void cpu_save(QEMUFile
*f
, void *opaque
)
5331 CPUState
*env
= opaque
;
5332 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
5336 for(i
= 0; i
< CPU_NB_REGS
; i
++)
5337 qemu_put_betls(f
, &env
->regs
[i
]);
5338 qemu_put_betls(f
, &env
->eip
);
5339 qemu_put_betls(f
, &env
->eflags
);
5340 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
5341 qemu_put_be32s(f
, &hflags
);
5345 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
5347 for(i
= 0; i
< 8; i
++) {
5348 fptag
|= ((!env
->fptags
[i
]) << i
);
5351 qemu_put_be16s(f
, &fpuc
);
5352 qemu_put_be16s(f
, &fpus
);
5353 qemu_put_be16s(f
, &fptag
);
5355 #ifdef USE_X86LDOUBLE
5360 qemu_put_be16s(f
, &fpregs_format
);
5362 for(i
= 0; i
< 8; i
++) {
5363 #ifdef USE_X86LDOUBLE
5367 /* we save the real CPU data (in case of MMX usage only 'mant'
5368 contains the MMX register */
5369 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
5370 qemu_put_be64(f
, mant
);
5371 qemu_put_be16(f
, exp
);
5374 /* if we use doubles for float emulation, we save the doubles to
5375 avoid losing information in case of MMX usage. It can give
5376 problems if the image is restored on a CPU where long
5377 doubles are used instead. */
5378 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
5382 for(i
= 0; i
< 6; i
++)
5383 cpu_put_seg(f
, &env
->segs
[i
]);
5384 cpu_put_seg(f
, &env
->ldt
);
5385 cpu_put_seg(f
, &env
->tr
);
5386 cpu_put_seg(f
, &env
->gdt
);
5387 cpu_put_seg(f
, &env
->idt
);
5389 qemu_put_be32s(f
, &env
->sysenter_cs
);
5390 qemu_put_be32s(f
, &env
->sysenter_esp
);
5391 qemu_put_be32s(f
, &env
->sysenter_eip
);
5393 qemu_put_betls(f
, &env
->cr
[0]);
5394 qemu_put_betls(f
, &env
->cr
[2]);
5395 qemu_put_betls(f
, &env
->cr
[3]);
5396 qemu_put_betls(f
, &env
->cr
[4]);
5398 for(i
= 0; i
< 8; i
++)
5399 qemu_put_betls(f
, &env
->dr
[i
]);
5402 qemu_put_be32s(f
, &env
->a20_mask
);
5405 qemu_put_be32s(f
, &env
->mxcsr
);
5406 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
5407 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
5408 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
5411 #ifdef TARGET_X86_64
5412 qemu_put_be64s(f
, &env
->efer
);
5413 qemu_put_be64s(f
, &env
->star
);
5414 qemu_put_be64s(f
, &env
->lstar
);
5415 qemu_put_be64s(f
, &env
->cstar
);
5416 qemu_put_be64s(f
, &env
->fmask
);
5417 qemu_put_be64s(f
, &env
->kernelgsbase
);
5419 qemu_put_be32s(f
, &env
->smbase
);
5422 #ifdef USE_X86LDOUBLE
5423 /* XXX: add that in a FPU generic layer */
5424 union x86_longdouble
{
5429 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
5430 #define EXPBIAS1 1023
5431 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
5432 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
5434 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
5438 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
5439 /* exponent + sign */
5440 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
5441 e
|= SIGND1(temp
) >> 16;
5446 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5448 CPUState
*env
= opaque
;
5451 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
5453 if (version_id
!= 3 && version_id
!= 4)
5455 for(i
= 0; i
< CPU_NB_REGS
; i
++)
5456 qemu_get_betls(f
, &env
->regs
[i
]);
5457 qemu_get_betls(f
, &env
->eip
);
5458 qemu_get_betls(f
, &env
->eflags
);
5459 qemu_get_be32s(f
, &hflags
);
5461 qemu_get_be16s(f
, &fpuc
);
5462 qemu_get_be16s(f
, &fpus
);
5463 qemu_get_be16s(f
, &fptag
);
5464 qemu_get_be16s(f
, &fpregs_format
);
5466 /* NOTE: we cannot always restore the FPU state if the image come
5467 from a host with a different 'USE_X86LDOUBLE' define. We guess
5468 if we are in an MMX state to restore correctly in that case. */
5469 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
5470 for(i
= 0; i
< 8; i
++) {
5474 switch(fpregs_format
) {
5476 mant
= qemu_get_be64(f
);
5477 exp
= qemu_get_be16(f
);
5478 #ifdef USE_X86LDOUBLE
5479 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
5481 /* difficult case */
5483 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
5485 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
5489 mant
= qemu_get_be64(f
);
5490 #ifdef USE_X86LDOUBLE
5492 union x86_longdouble
*p
;
5493 /* difficult case */
5494 p
= (void *)&env
->fpregs
[i
];
5499 fp64_to_fp80(p
, mant
);
5503 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
5512 /* XXX: restore FPU round state */
5513 env
->fpstt
= (fpus
>> 11) & 7;
5514 env
->fpus
= fpus
& ~0x3800;
5516 for(i
= 0; i
< 8; i
++) {
5517 env
->fptags
[i
] = (fptag
>> i
) & 1;
5520 for(i
= 0; i
< 6; i
++)
5521 cpu_get_seg(f
, &env
->segs
[i
]);
5522 cpu_get_seg(f
, &env
->ldt
);
5523 cpu_get_seg(f
, &env
->tr
);
5524 cpu_get_seg(f
, &env
->gdt
);
5525 cpu_get_seg(f
, &env
->idt
);
5527 qemu_get_be32s(f
, &env
->sysenter_cs
);
5528 qemu_get_be32s(f
, &env
->sysenter_esp
);
5529 qemu_get_be32s(f
, &env
->sysenter_eip
);
5531 qemu_get_betls(f
, &env
->cr
[0]);
5532 qemu_get_betls(f
, &env
->cr
[2]);
5533 qemu_get_betls(f
, &env
->cr
[3]);
5534 qemu_get_betls(f
, &env
->cr
[4]);
5536 for(i
= 0; i
< 8; i
++)
5537 qemu_get_betls(f
, &env
->dr
[i
]);
5540 qemu_get_be32s(f
, &env
->a20_mask
);
5542 qemu_get_be32s(f
, &env
->mxcsr
);
5543 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
5544 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
5545 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
5548 #ifdef TARGET_X86_64
5549 qemu_get_be64s(f
, &env
->efer
);
5550 qemu_get_be64s(f
, &env
->star
);
5551 qemu_get_be64s(f
, &env
->lstar
);
5552 qemu_get_be64s(f
, &env
->cstar
);
5553 qemu_get_be64s(f
, &env
->fmask
);
5554 qemu_get_be64s(f
, &env
->kernelgsbase
);
5556 if (version_id
>= 4)
5557 qemu_get_be32s(f
, &env
->smbase
);
5559 /* XXX: compute hflags from scratch, except for CPL and IIF */
5560 env
->hflags
= hflags
;
5565 #elif defined(TARGET_PPC)
5566 void cpu_save(QEMUFile
*f
, void *opaque
)
5570 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5575 #elif defined(TARGET_MIPS)
5576 void cpu_save(QEMUFile
*f
, void *opaque
)
5580 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5585 #elif defined(TARGET_SPARC)
5586 void cpu_save(QEMUFile
*f
, void *opaque
)
5588 CPUState
*env
= opaque
;
5592 for(i
= 0; i
< 8; i
++)
5593 qemu_put_betls(f
, &env
->gregs
[i
]);
5594 for(i
= 0; i
< NWINDOWS
* 16; i
++)
5595 qemu_put_betls(f
, &env
->regbase
[i
]);
5598 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
5604 qemu_put_be32(f
, u
.i
);
5607 qemu_put_betls(f
, &env
->pc
);
5608 qemu_put_betls(f
, &env
->npc
);
5609 qemu_put_betls(f
, &env
->y
);
5611 qemu_put_be32(f
, tmp
);
5612 qemu_put_betls(f
, &env
->fsr
);
5613 qemu_put_betls(f
, &env
->tbr
);
5614 #ifndef TARGET_SPARC64
5615 qemu_put_be32s(f
, &env
->wim
);
5617 for(i
= 0; i
< 16; i
++)
5618 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
5622 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5624 CPUState
*env
= opaque
;
5628 for(i
= 0; i
< 8; i
++)
5629 qemu_get_betls(f
, &env
->gregs
[i
]);
5630 for(i
= 0; i
< NWINDOWS
* 16; i
++)
5631 qemu_get_betls(f
, &env
->regbase
[i
]);
5634 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
5639 u
.i
= qemu_get_be32(f
);
5643 qemu_get_betls(f
, &env
->pc
);
5644 qemu_get_betls(f
, &env
->npc
);
5645 qemu_get_betls(f
, &env
->y
);
5646 tmp
= qemu_get_be32(f
);
5647 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
5648 correctly updated */
5650 qemu_get_betls(f
, &env
->fsr
);
5651 qemu_get_betls(f
, &env
->tbr
);
5652 #ifndef TARGET_SPARC64
5653 qemu_get_be32s(f
, &env
->wim
);
5655 for(i
= 0; i
< 16; i
++)
5656 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
5662 #elif defined(TARGET_ARM)
5664 void cpu_save(QEMUFile
*f
, void *opaque
)
5667 CPUARMState
*env
= (CPUARMState
*)opaque
;
5669 for (i
= 0; i
< 16; i
++) {
5670 qemu_put_be32(f
, env
->regs
[i
]);
5672 qemu_put_be32(f
, cpsr_read(env
));
5673 qemu_put_be32(f
, env
->spsr
);
5674 for (i
= 0; i
< 6; i
++) {
5675 qemu_put_be32(f
, env
->banked_spsr
[i
]);
5676 qemu_put_be32(f
, env
->banked_r13
[i
]);
5677 qemu_put_be32(f
, env
->banked_r14
[i
]);
5679 for (i
= 0; i
< 5; i
++) {
5680 qemu_put_be32(f
, env
->usr_regs
[i
]);
5681 qemu_put_be32(f
, env
->fiq_regs
[i
]);
5683 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
5684 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
5685 qemu_put_be32(f
, env
->cp15
.c1_sys
);
5686 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
5687 qemu_put_be32(f
, env
->cp15
.c2_base
);
5688 qemu_put_be32(f
, env
->cp15
.c2_data
);
5689 qemu_put_be32(f
, env
->cp15
.c2_insn
);
5690 qemu_put_be32(f
, env
->cp15
.c3
);
5691 qemu_put_be32(f
, env
->cp15
.c5_insn
);
5692 qemu_put_be32(f
, env
->cp15
.c5_data
);
5693 for (i
= 0; i
< 8; i
++) {
5694 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
5696 qemu_put_be32(f
, env
->cp15
.c6_insn
);
5697 qemu_put_be32(f
, env
->cp15
.c6_data
);
5698 qemu_put_be32(f
, env
->cp15
.c9_insn
);
5699 qemu_put_be32(f
, env
->cp15
.c9_data
);
5700 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
5701 qemu_put_be32(f
, env
->cp15
.c13_context
);
5702 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
5704 qemu_put_be32(f
, env
->features
);
5706 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
5707 for (i
= 0; i
< 16; i
++) {
5709 u
.d
= env
->vfp
.regs
[i
];
5710 qemu_put_be32(f
, u
.l
.upper
);
5711 qemu_put_be32(f
, u
.l
.lower
);
5713 for (i
= 0; i
< 16; i
++) {
5714 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
5717 /* TODO: Should use proper FPSCR access functions. */
5718 qemu_put_be32(f
, env
->vfp
.vec_len
);
5719 qemu_put_be32(f
, env
->vfp
.vec_stride
);
5722 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
5723 for (i
= 0; i
< 16; i
++) {
5724 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
5726 for (i
= 0; i
< 16; i
++) {
5727 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
5732 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
5734 CPUARMState
*env
= (CPUARMState
*)opaque
;
5737 if (version_id
!= 0)
5740 for (i
= 0; i
< 16; i
++) {
5741 env
->regs
[i
] = qemu_get_be32(f
);
5743 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
5744 env
->spsr
= qemu_get_be32(f
);
5745 for (i
= 0; i
< 6; i
++) {
5746 env
->banked_spsr
[i
] = qemu_get_be32(f
);
5747 env
->banked_r13
[i
] = qemu_get_be32(f
);
5748 env
->banked_r14
[i
] = qemu_get_be32(f
);
5750 for (i
= 0; i
< 5; i
++) {
5751 env
->usr_regs
[i
] = qemu_get_be32(f
);
5752 env
->fiq_regs
[i
] = qemu_get_be32(f
);
5754 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
5755 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
5756 env
->cp15
.c1_sys
= qemu_get_be32(f
);
5757 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
5758 env
->cp15
.c2_base
= qemu_get_be32(f
);
5759 env
->cp15
.c2_data
= qemu_get_be32(f
);
5760 env
->cp15
.c2_insn
= qemu_get_be32(f
);
5761 env
->cp15
.c3
= qemu_get_be32(f
);
5762 env
->cp15
.c5_insn
= qemu_get_be32(f
);
5763 env
->cp15
.c5_data
= qemu_get_be32(f
);
5764 for (i
= 0; i
< 8; i
++) {
5765 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
5767 env
->cp15
.c6_insn
= qemu_get_be32(f
);
5768 env
->cp15
.c6_data
= qemu_get_be32(f
);
5769 env
->cp15
.c9_insn
= qemu_get_be32(f
);
5770 env
->cp15
.c9_data
= qemu_get_be32(f
);
5771 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
5772 env
->cp15
.c13_context
= qemu_get_be32(f
);
5773 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
5775 env
->features
= qemu_get_be32(f
);
5777 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
5778 for (i
= 0; i
< 16; i
++) {
5780 u
.l
.upper
= qemu_get_be32(f
);
5781 u
.l
.lower
= qemu_get_be32(f
);
5782 env
->vfp
.regs
[i
] = u
.d
;
5784 for (i
= 0; i
< 16; i
++) {
5785 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
5788 /* TODO: Should use proper FPSCR access functions. */
5789 env
->vfp
.vec_len
= qemu_get_be32(f
);
5790 env
->vfp
.vec_stride
= qemu_get_be32(f
);
5793 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
5794 for (i
= 0; i
< 16; i
++) {
5795 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
5797 for (i
= 0; i
< 16; i
++) {
5798 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
5807 #warning No CPU save/restore functions
5811 /***********************************************************/
5812 /* ram save/restore */
5814 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
5818 v
= qemu_get_byte(f
);
5821 if (qemu_get_buffer(f
, buf
, len
) != len
)
5825 v
= qemu_get_byte(f
);
5826 memset(buf
, v
, len
);
5834 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
5838 if (qemu_get_be32(f
) != phys_ram_size
)
5840 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
5841 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
5848 #define BDRV_HASH_BLOCK_SIZE 1024
5849 #define IOBUF_SIZE 4096
5850 #define RAM_CBLOCK_MAGIC 0xfabe
5852 typedef struct RamCompressState
{
5855 uint8_t buf
[IOBUF_SIZE
];
5858 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
5861 memset(s
, 0, sizeof(*s
));
5863 ret
= deflateInit2(&s
->zstream
, 1,
5865 9, Z_DEFAULT_STRATEGY
);
5868 s
->zstream
.avail_out
= IOBUF_SIZE
;
5869 s
->zstream
.next_out
= s
->buf
;
5873 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
5875 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
5876 qemu_put_be16(s
->f
, len
);
5877 qemu_put_buffer(s
->f
, buf
, len
);
5880 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
5884 s
->zstream
.avail_in
= len
;
5885 s
->zstream
.next_in
= (uint8_t *)buf
;
5886 while (s
->zstream
.avail_in
> 0) {
5887 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
5890 if (s
->zstream
.avail_out
== 0) {
5891 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
5892 s
->zstream
.avail_out
= IOBUF_SIZE
;
5893 s
->zstream
.next_out
= s
->buf
;
5899 static void ram_compress_close(RamCompressState
*s
)
5903 /* compress last bytes */
5905 ret
= deflate(&s
->zstream
, Z_FINISH
);
5906 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
5907 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
5909 ram_put_cblock(s
, s
->buf
, len
);
5911 s
->zstream
.avail_out
= IOBUF_SIZE
;
5912 s
->zstream
.next_out
= s
->buf
;
5913 if (ret
== Z_STREAM_END
)
5920 deflateEnd(&s
->zstream
);
5923 typedef struct RamDecompressState
{
5926 uint8_t buf
[IOBUF_SIZE
];
5927 } RamDecompressState
;
5929 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
5932 memset(s
, 0, sizeof(*s
));
5934 ret
= inflateInit(&s
->zstream
);
5940 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
5944 s
->zstream
.avail_out
= len
;
5945 s
->zstream
.next_out
= buf
;
5946 while (s
->zstream
.avail_out
> 0) {
5947 if (s
->zstream
.avail_in
== 0) {
5948 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
5950 clen
= qemu_get_be16(s
->f
);
5951 if (clen
> IOBUF_SIZE
)
5953 qemu_get_buffer(s
->f
, s
->buf
, clen
);
5954 s
->zstream
.avail_in
= clen
;
5955 s
->zstream
.next_in
= s
->buf
;
5957 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
5958 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
5965 static void ram_decompress_close(RamDecompressState
*s
)
5967 inflateEnd(&s
->zstream
);
5970 static void ram_save(QEMUFile
*f
, void *opaque
)
5973 RamCompressState s1
, *s
= &s1
;
5976 qemu_put_be32(f
, phys_ram_size
);
5977 if (ram_compress_open(s
, f
) < 0)
5979 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
5981 if (tight_savevm_enabled
) {
5985 /* find if the memory block is available on a virtual
5988 for(j
= 0; j
< MAX_DISKS
; j
++) {
5990 sector_num
= bdrv_hash_find(bs_table
[j
],
5991 phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
5992 if (sector_num
>= 0)
5997 goto normal_compress
;
6000 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
6001 ram_compress_buf(s
, buf
, 10);
6007 ram_compress_buf(s
, buf
, 1);
6008 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
6011 ram_compress_close(s
);
6014 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
6016 RamDecompressState s1
, *s
= &s1
;
6020 if (version_id
== 1)
6021 return ram_load_v1(f
, opaque
);
6022 if (version_id
!= 2)
6024 if (qemu_get_be32(f
) != phys_ram_size
)
6026 if (ram_decompress_open(s
, f
) < 0)
6028 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
6029 if (ram_decompress_buf(s
, buf
, 1) < 0) {
6030 fprintf(stderr
, "Error while reading ram block header\n");
6034 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
6035 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
6044 ram_decompress_buf(s
, buf
+ 1, 9);
6046 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
6047 if (bs_index
>= MAX_DISKS
|| bs_table
[bs_index
] == NULL
) {
6048 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
6051 if (bdrv_read(bs_table
[bs_index
], sector_num
, phys_ram_base
+ i
,
6052 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
6053 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
6054 bs_index
, sector_num
);
6061 printf("Error block header\n");
6065 ram_decompress_close(s
);
6069 /***********************************************************/
6070 /* bottom halves (can be seen as timers which expire ASAP) */
6079 static QEMUBH
*first_bh
= NULL
;
6081 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
6084 bh
= qemu_mallocz(sizeof(QEMUBH
));
6088 bh
->opaque
= opaque
;
6092 int qemu_bh_poll(void)
6111 void qemu_bh_schedule(QEMUBH
*bh
)
6113 CPUState
*env
= cpu_single_env
;
6117 bh
->next
= first_bh
;
6120 /* stop the currently executing CPU to execute the BH ASAP */
6122 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
6126 void qemu_bh_cancel(QEMUBH
*bh
)
6129 if (bh
->scheduled
) {
6132 pbh
= &(*pbh
)->next
;
6138 void qemu_bh_delete(QEMUBH
*bh
)
6144 /***********************************************************/
6145 /* machine registration */
6147 QEMUMachine
*first_machine
= NULL
;
6149 int qemu_register_machine(QEMUMachine
*m
)
6152 pm
= &first_machine
;
6160 QEMUMachine
*find_machine(const char *name
)
6164 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
6165 if (!strcmp(m
->name
, name
))
6171 /***********************************************************/
6172 /* main execution loop */
6174 void gui_update(void *opaque
)
6176 DisplayState
*ds
= opaque
;
6177 ds
->dpy_refresh(ds
);
6178 qemu_mod_timer(ds
->gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
6181 struct vm_change_state_entry
{
6182 VMChangeStateHandler
*cb
;
6184 LIST_ENTRY (vm_change_state_entry
) entries
;
6187 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
6189 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
6192 VMChangeStateEntry
*e
;
6194 e
= qemu_mallocz(sizeof (*e
));
6200 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
6204 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
6206 LIST_REMOVE (e
, entries
);
6210 static void vm_state_notify(int running
)
6212 VMChangeStateEntry
*e
;
6214 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
6215 e
->cb(e
->opaque
, running
);
6219 /* XXX: support several handlers */
6220 static VMStopHandler
*vm_stop_cb
;
6221 static void *vm_stop_opaque
;
6223 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
6226 vm_stop_opaque
= opaque
;
6230 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
6244 void vm_stop(int reason
)
6247 cpu_disable_ticks();
6251 vm_stop_cb(vm_stop_opaque
, reason
);
6258 /* reset/shutdown handler */
6260 typedef struct QEMUResetEntry
{
6261 QEMUResetHandler
*func
;
6263 struct QEMUResetEntry
*next
;
6266 static QEMUResetEntry
*first_reset_entry
;
6267 static int reset_requested
;
6268 static int shutdown_requested
;
6269 static int powerdown_requested
;
6271 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
6273 QEMUResetEntry
**pre
, *re
;
6275 pre
= &first_reset_entry
;
6276 while (*pre
!= NULL
)
6277 pre
= &(*pre
)->next
;
6278 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
6280 re
->opaque
= opaque
;
6285 static void qemu_system_reset(void)
6289 /* reset all devices */
6290 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
6291 re
->func(re
->opaque
);
6295 void qemu_system_reset_request(void)
6298 shutdown_requested
= 1;
6300 reset_requested
= 1;
6303 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
6306 void qemu_system_shutdown_request(void)
6308 shutdown_requested
= 1;
6310 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
6313 void qemu_system_powerdown_request(void)
6315 powerdown_requested
= 1;
6317 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
6320 void main_loop_wait(int timeout
)
6322 IOHandlerRecord
*ioh
;
6323 fd_set rfds
, wfds
, xfds
;
6332 /* XXX: need to suppress polling by better using win32 events */
6334 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
6335 ret
|= pe
->func(pe
->opaque
);
6340 WaitObjects
*w
= &wait_objects
;
6342 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
6343 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
6344 if (w
->func
[ret
- WAIT_OBJECT_0
])
6345 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
6347 /* Check for additional signaled events */
6348 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
6350 /* Check if event is signaled */
6351 ret2
= WaitForSingleObject(w
->events
[i
], 0);
6352 if(ret2
== WAIT_OBJECT_0
) {
6354 w
->func
[i
](w
->opaque
[i
]);
6355 } else if (ret2
== WAIT_TIMEOUT
) {
6357 err
= GetLastError();
6358 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
6361 } else if (ret
== WAIT_TIMEOUT
) {
6363 err
= GetLastError();
6364 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
6368 /* poll any events */
6369 /* XXX: separate device handlers from system ones */
6374 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
6378 (!ioh
->fd_read_poll
||
6379 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
6380 FD_SET(ioh
->fd
, &rfds
);
6384 if (ioh
->fd_write
) {
6385 FD_SET(ioh
->fd
, &wfds
);
6395 tv
.tv_usec
= timeout
* 1000;
6397 #if defined(CONFIG_SLIRP)
6399 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
6402 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
6404 IOHandlerRecord
**pioh
;
6406 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
6409 if (FD_ISSET(ioh
->fd
, &rfds
)) {
6410 ioh
->fd_read(ioh
->opaque
);
6412 if (FD_ISSET(ioh
->fd
, &wfds
)) {
6413 ioh
->fd_write(ioh
->opaque
);
6417 /* remove deleted IO handlers */
6418 pioh
= &first_io_handler
;
6428 #if defined(CONFIG_SLIRP)
6435 slirp_select_poll(&rfds
, &wfds
, &xfds
);
6441 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
6442 qemu_get_clock(vm_clock
));
6443 /* run dma transfers, if any */
6447 /* real time timers */
6448 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
6449 qemu_get_clock(rt_clock
));
6451 /* Check bottom-halves last in case any of the earlier events triggered
6457 static CPUState
*cur_cpu
;
6462 #ifdef CONFIG_PROFILER
6467 cur_cpu
= first_cpu
;
6474 env
= env
->next_cpu
;
6477 #ifdef CONFIG_PROFILER
6478 ti
= profile_getclock();
6480 ret
= cpu_exec(env
);
6481 #ifdef CONFIG_PROFILER
6482 qemu_time
+= profile_getclock() - ti
;
6484 if (ret
== EXCP_HLT
) {
6485 /* Give the next CPU a chance to run. */
6489 if (ret
!= EXCP_HALTED
)
6491 /* all CPUs are halted ? */
6497 if (shutdown_requested
) {
6498 ret
= EXCP_INTERRUPT
;
6501 if (reset_requested
) {
6502 reset_requested
= 0;
6503 qemu_system_reset();
6504 ret
= EXCP_INTERRUPT
;
6506 if (powerdown_requested
) {
6507 powerdown_requested
= 0;
6508 qemu_system_powerdown();
6509 ret
= EXCP_INTERRUPT
;
6511 if (ret
== EXCP_DEBUG
) {
6512 vm_stop(EXCP_DEBUG
);
6514 /* If all cpus are halted then wait until the next IRQ */
6515 /* XXX: use timeout computed from timers */
6516 if (ret
== EXCP_HALTED
)
6523 #ifdef CONFIG_PROFILER
6524 ti
= profile_getclock();
6526 main_loop_wait(timeout
);
6527 #ifdef CONFIG_PROFILER
6528 dev_time
+= profile_getclock() - ti
;
6531 cpu_disable_ticks();
6537 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2007 Fabrice Bellard\n"
6538 "usage: %s [options] [disk_image]\n"
6540 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
6542 "Standard options:\n"
6543 "-M machine select emulated machine (-M ? for list)\n"
6544 "-cpu cpu select CPU (-cpu ? for list)\n"
6545 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
6546 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6547 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
6548 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
6549 "-mtdblock file use 'file' as on-board Flash memory image\n"
6550 "-sd file use 'file' as SecureDigital card image\n"
6551 "-pflash file use 'file' as a parallel flash image\n"
6552 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
6553 "-snapshot write to temporary files instead of disk image files\n"
6555 "-no-frame open SDL window without a frame and window decorations\n"
6556 "-no-quit disable SDL window close capability\n"
6559 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6561 "-m megs set virtual RAM size to megs MB [default=%d]\n"
6562 "-smp n set the number of CPUs to 'n' [default=1]\n"
6563 "-nographic disable graphical output and redirect serial I/Os to console\n"
6564 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
6566 "-k language use keyboard layout (for example \"fr\" for French)\n"
6569 "-audio-help print list of audio drivers and their options\n"
6570 "-soundhw c1,... enable audio support\n"
6571 " and only specified sound cards (comma separated list)\n"
6572 " use -soundhw ? to get the list of supported cards\n"
6573 " use -soundhw all to enable all of them\n"
6575 "-localtime set the real time clock to local time [default=utc]\n"
6576 "-full-screen start in full screen\n"
6578 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6580 "-usb enable the USB driver (will be the default soon)\n"
6581 "-usbdevice name add the host or guest USB device 'name'\n"
6582 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6583 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
6585 "-name string set the name of the guest\n"
6587 "Network options:\n"
6588 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
6589 " create a new Network Interface Card and connect it to VLAN 'n'\n"
6591 "-net user[,vlan=n][,hostname=host]\n"
6592 " connect the user mode network stack to VLAN 'n' and send\n"
6593 " hostname 'host' to DHCP clients\n"
6596 "-net tap[,vlan=n],ifname=name\n"
6597 " connect the host TAP network interface to VLAN 'n'\n"
6599 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
6600 " connect the host TAP network interface to VLAN 'n' and use\n"
6601 " the network script 'file' (default=%s);\n"
6602 " use 'script=no' to disable script execution;\n"
6603 " use 'fd=h' to connect to an already opened TAP interface\n"
6605 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
6606 " connect the vlan 'n' to another VLAN using a socket connection\n"
6607 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
6608 " connect the vlan 'n' to multicast maddr and port\n"
6609 "-net none use it alone to have zero network devices; if no -net option\n"
6610 " is provided, the default is '-net nic -net user'\n"
6613 "-tftp dir allow tftp access to files in dir [-net user]\n"
6614 "-bootp file advertise file in BOOTP replies\n"
6616 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
6618 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
6619 " redirect TCP or UDP connections from host to guest [-net user]\n"
6622 "Linux boot specific:\n"
6623 "-kernel bzImage use 'bzImage' as kernel image\n"
6624 "-append cmdline use 'cmdline' as kernel command line\n"
6625 "-initrd file use 'file' as initial ram disk\n"
6627 "Debug/Expert options:\n"
6628 "-monitor dev redirect the monitor to char device 'dev'\n"
6629 "-serial dev redirect the serial port to char device 'dev'\n"
6630 "-parallel dev redirect the parallel port to char device 'dev'\n"
6631 "-pidfile file Write PID to 'file'\n"
6632 "-S freeze CPU at startup (use 'c' to start execution)\n"
6633 "-s wait gdb connection to port\n"
6634 "-p port set gdb connection port [default=%s]\n"
6635 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
6636 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
6637 " translation (t=none or lba) (usually qemu can guess them)\n"
6638 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
6640 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
6641 "-no-kqemu disable KQEMU kernel module usage\n"
6643 #ifdef USE_CODE_COPY
6644 "-no-code-copy disable code copy acceleration\n"
6647 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
6648 " (default is CL-GD5446 PCI VGA)\n"
6649 "-no-acpi disable ACPI\n"
6651 "-no-reboot exit instead of rebooting\n"
6652 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
6653 "-vnc display start a VNC server on display\n"
6655 "-daemonize daemonize QEMU after initializing\n"
6657 "-option-rom rom load a file, rom, into the option ROM space\n"
6659 "-prom-env variable=value set OpenBIOS nvram variables\n"
6662 "During emulation, the following keys are useful:\n"
6663 "ctrl-alt-f toggle full screen\n"
6664 "ctrl-alt-n switch to virtual console 'n'\n"
6665 "ctrl-alt toggle mouse and keyboard grab\n"
6667 "When using -nographic, press 'ctrl-a h' to get some help.\n"
6672 DEFAULT_NETWORK_SCRIPT
,
6674 DEFAULT_GDBSTUB_PORT
,
6679 #define HAS_ARG 0x0001
6693 QEMU_OPTION_mtdblock
,
6697 QEMU_OPTION_snapshot
,
6699 QEMU_OPTION_no_fd_bootchk
,
6702 QEMU_OPTION_nographic
,
6703 QEMU_OPTION_portrait
,
6705 QEMU_OPTION_audio_help
,
6706 QEMU_OPTION_soundhw
,
6725 QEMU_OPTION_no_code_copy
,
6727 QEMU_OPTION_localtime
,
6728 QEMU_OPTION_cirrusvga
,
6731 QEMU_OPTION_std_vga
,
6733 QEMU_OPTION_monitor
,
6735 QEMU_OPTION_parallel
,
6737 QEMU_OPTION_full_screen
,
6738 QEMU_OPTION_no_frame
,
6739 QEMU_OPTION_no_quit
,
6740 QEMU_OPTION_pidfile
,
6741 QEMU_OPTION_no_kqemu
,
6742 QEMU_OPTION_kernel_kqemu
,
6743 QEMU_OPTION_win2k_hack
,
6745 QEMU_OPTION_usbdevice
,
6748 QEMU_OPTION_no_acpi
,
6749 QEMU_OPTION_no_reboot
,
6750 QEMU_OPTION_show_cursor
,
6751 QEMU_OPTION_daemonize
,
6752 QEMU_OPTION_option_rom
,
6753 QEMU_OPTION_semihosting
,
6755 QEMU_OPTION_prom_env
,
6758 typedef struct QEMUOption
{
6764 const QEMUOption qemu_options
[] = {
6765 { "h", 0, QEMU_OPTION_h
},
6766 { "help", 0, QEMU_OPTION_h
},
6768 { "M", HAS_ARG
, QEMU_OPTION_M
},
6769 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
6770 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
6771 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
6772 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
6773 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
6774 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
6775 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
6776 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
6777 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
6778 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
6779 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
6780 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
6781 { "snapshot", 0, QEMU_OPTION_snapshot
},
6783 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
6785 { "m", HAS_ARG
, QEMU_OPTION_m
},
6786 { "nographic", 0, QEMU_OPTION_nographic
},
6787 { "portrait", 0, QEMU_OPTION_portrait
},
6788 { "k", HAS_ARG
, QEMU_OPTION_k
},
6790 { "audio-help", 0, QEMU_OPTION_audio_help
},
6791 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
6794 { "net", HAS_ARG
, QEMU_OPTION_net
},
6796 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
6797 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
6799 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
6801 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
6804 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
6805 { "append", HAS_ARG
, QEMU_OPTION_append
},
6806 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
6808 { "S", 0, QEMU_OPTION_S
},
6809 { "s", 0, QEMU_OPTION_s
},
6810 { "p", HAS_ARG
, QEMU_OPTION_p
},
6811 { "d", HAS_ARG
, QEMU_OPTION_d
},
6812 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
6813 { "L", HAS_ARG
, QEMU_OPTION_L
},
6814 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
6816 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
6817 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
6819 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
6820 { "g", 1, QEMU_OPTION_g
},
6822 { "localtime", 0, QEMU_OPTION_localtime
},
6823 { "std-vga", 0, QEMU_OPTION_std_vga
},
6824 { "echr", 1, QEMU_OPTION_echr
},
6825 { "monitor", 1, QEMU_OPTION_monitor
},
6826 { "serial", 1, QEMU_OPTION_serial
},
6827 { "parallel", 1, QEMU_OPTION_parallel
},
6828 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
6829 { "full-screen", 0, QEMU_OPTION_full_screen
},
6831 { "no-frame", 0, QEMU_OPTION_no_frame
},
6832 { "no-quit", 0, QEMU_OPTION_no_quit
},
6834 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
6835 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
6836 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
6837 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
6838 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
6840 /* temporary options */
6841 { "usb", 0, QEMU_OPTION_usb
},
6842 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
6843 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
6844 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
6845 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
6846 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
6847 { "daemonize", 0, QEMU_OPTION_daemonize
},
6848 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
6849 #if defined(TARGET_ARM) || defined(TARGET_M68K)
6850 { "semihosting", 0, QEMU_OPTION_semihosting
},
6852 { "name", HAS_ARG
, QEMU_OPTION_name
},
6853 #if defined(TARGET_SPARC)
6854 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
6859 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
6861 /* this stack is only used during signal handling */
6862 #define SIGNAL_STACK_SIZE 32768
6864 static uint8_t *signal_stack
;
6868 /* password input */
6870 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
6875 if (!bdrv_is_encrypted(bs
))
6878 term_printf("%s is encrypted.\n", name
);
6879 for(i
= 0; i
< 3; i
++) {
6880 monitor_readline("Password: ", 1, password
, sizeof(password
));
6881 if (bdrv_set_key(bs
, password
) == 0)
6883 term_printf("invalid password\n");
6888 static BlockDriverState
*get_bdrv(int index
)
6890 BlockDriverState
*bs
;
6893 bs
= bs_table
[index
];
6894 } else if (index
< 6) {
6895 bs
= fd_table
[index
- 4];
6902 static void read_passwords(void)
6904 BlockDriverState
*bs
;
6907 for(i
= 0; i
< 6; i
++) {
6910 qemu_key_check(bs
, bdrv_get_device_name(bs
));
6914 /* XXX: currently we cannot use simultaneously different CPUs */
6915 void register_machines(void)
6917 #if defined(TARGET_I386)
6918 qemu_register_machine(&pc_machine
);
6919 qemu_register_machine(&isapc_machine
);
6920 #elif defined(TARGET_PPC)
6921 qemu_register_machine(&heathrow_machine
);
6922 qemu_register_machine(&core99_machine
);
6923 qemu_register_machine(&prep_machine
);
6924 qemu_register_machine(&ref405ep_machine
);
6925 qemu_register_machine(&taihu_machine
);
6926 #elif defined(TARGET_MIPS)
6927 qemu_register_machine(&mips_machine
);
6928 qemu_register_machine(&mips_malta_machine
);
6929 qemu_register_machine(&mips_pica61_machine
);
6930 #elif defined(TARGET_SPARC)
6931 #ifdef TARGET_SPARC64
6932 qemu_register_machine(&sun4u_machine
);
6934 qemu_register_machine(&ss5_machine
);
6935 qemu_register_machine(&ss10_machine
);
6937 #elif defined(TARGET_ARM)
6938 qemu_register_machine(&integratorcp_machine
);
6939 qemu_register_machine(&versatilepb_machine
);
6940 qemu_register_machine(&versatileab_machine
);
6941 qemu_register_machine(&realview_machine
);
6942 qemu_register_machine(&akitapda_machine
);
6943 qemu_register_machine(&spitzpda_machine
);
6944 qemu_register_machine(&borzoipda_machine
);
6945 qemu_register_machine(&terrierpda_machine
);
6946 #elif defined(TARGET_SH4)
6947 qemu_register_machine(&shix_machine
);
6948 #elif defined(TARGET_ALPHA)
6950 #elif defined(TARGET_M68K)
6951 qemu_register_machine(&mcf5208evb_machine
);
6952 qemu_register_machine(&an5206_machine
);
6954 #error unsupported CPU
6959 struct soundhw soundhw
[] = {
6960 #ifdef HAS_AUDIO_CHOICE
6967 { .init_isa
= pcspk_audio_init
}
6972 "Creative Sound Blaster 16",
6975 { .init_isa
= SB16_init
}
6982 "Yamaha YMF262 (OPL3)",
6984 "Yamaha YM3812 (OPL2)",
6988 { .init_isa
= Adlib_init
}
6995 "Gravis Ultrasound GF1",
6998 { .init_isa
= GUS_init
}
7004 "ENSONIQ AudioPCI ES1370",
7007 { .init_pci
= es1370_init
}
7011 { NULL
, NULL
, 0, 0, { NULL
} }
7014 static void select_soundhw (const char *optarg
)
7018 if (*optarg
== '?') {
7021 printf ("Valid sound card names (comma separated):\n");
7022 for (c
= soundhw
; c
->name
; ++c
) {
7023 printf ("%-11s %s\n", c
->name
, c
->descr
);
7025 printf ("\n-soundhw all will enable all of the above\n");
7026 exit (*optarg
!= '?');
7034 if (!strcmp (optarg
, "all")) {
7035 for (c
= soundhw
; c
->name
; ++c
) {
7043 e
= strchr (p
, ',');
7044 l
= !e
? strlen (p
) : (size_t) (e
- p
);
7046 for (c
= soundhw
; c
->name
; ++c
) {
7047 if (!strncmp (c
->name
, p
, l
)) {
7056 "Unknown sound card name (too big to show)\n");
7059 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
7064 p
+= l
+ (e
!= NULL
);
7068 goto show_valid_cards
;
7074 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
7076 exit(STATUS_CONTROL_C_EXIT
);
7081 #define MAX_NET_CLIENTS 32
7083 int main(int argc
, char **argv
)
7085 #ifdef CONFIG_GDBSTUB
7087 const char *gdbstub_port
;
7089 int i
, cdrom_index
, pflash_index
;
7090 int snapshot
, linux_boot
;
7091 const char *initrd_filename
;
7092 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
7093 const char *pflash_filename
[MAX_PFLASH
];
7094 const char *sd_filename
;
7095 const char *mtd_filename
;
7096 const char *kernel_filename
, *kernel_cmdline
;
7097 DisplayState
*ds
= &display_state
;
7098 int cyls
, heads
, secs
, translation
;
7099 char net_clients
[MAX_NET_CLIENTS
][256];
7102 const char *r
, *optarg
;
7103 CharDriverState
*monitor_hd
;
7104 char monitor_device
[128];
7105 char serial_devices
[MAX_SERIAL_PORTS
][128];
7106 int serial_device_index
;
7107 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
7108 int parallel_device_index
;
7109 const char *loadvm
= NULL
;
7110 QEMUMachine
*machine
;
7111 const char *cpu_model
;
7112 char usb_devices
[MAX_USB_CMDLINE
][128];
7113 int usb_devices_index
;
7115 const char *pid_file
= NULL
;
7118 LIST_INIT (&vm_change_state_head
);
7121 struct sigaction act
;
7122 sigfillset(&act
.sa_mask
);
7124 act
.sa_handler
= SIG_IGN
;
7125 sigaction(SIGPIPE
, &act
, NULL
);
7128 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
7129 /* Note: cpu_interrupt() is currently not SMP safe, so we force
7130 QEMU to run on a single CPU */
7135 h
= GetCurrentProcess();
7136 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
7137 for(i
= 0; i
< 32; i
++) {
7138 if (mask
& (1 << i
))
7143 SetProcessAffinityMask(h
, mask
);
7149 register_machines();
7150 machine
= first_machine
;
7152 initrd_filename
= NULL
;
7153 for(i
= 0; i
< MAX_FD
; i
++)
7154 fd_filename
[i
] = NULL
;
7155 for(i
= 0; i
< MAX_DISKS
; i
++)
7156 hd_filename
[i
] = NULL
;
7157 for(i
= 0; i
< MAX_PFLASH
; i
++)
7158 pflash_filename
[i
] = NULL
;
7161 mtd_filename
= NULL
;
7162 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
7163 vga_ram_size
= VGA_RAM_SIZE
;
7164 #ifdef CONFIG_GDBSTUB
7166 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
7170 kernel_filename
= NULL
;
7171 kernel_cmdline
= "";
7177 cyls
= heads
= secs
= 0;
7178 translation
= BIOS_ATA_TRANSLATION_AUTO
;
7179 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
7181 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
7182 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
7183 serial_devices
[i
][0] = '\0';
7184 serial_device_index
= 0;
7186 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
7187 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
7188 parallel_devices
[i
][0] = '\0';
7189 parallel_device_index
= 0;
7191 usb_devices_index
= 0;
7196 /* default mac address of the first network interface */
7204 hd_filename
[0] = argv
[optind
++];
7206 const QEMUOption
*popt
;
7209 /* Treat --foo the same as -foo. */
7212 popt
= qemu_options
;
7215 fprintf(stderr
, "%s: invalid option -- '%s'\n",
7219 if (!strcmp(popt
->name
, r
+ 1))
7223 if (popt
->flags
& HAS_ARG
) {
7224 if (optind
>= argc
) {
7225 fprintf(stderr
, "%s: option '%s' requires an argument\n",
7229 optarg
= argv
[optind
++];
7234 switch(popt
->index
) {
7236 machine
= find_machine(optarg
);
7239 printf("Supported machines are:\n");
7240 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7241 printf("%-10s %s%s\n",
7243 m
== first_machine
? " (default)" : "");
7248 case QEMU_OPTION_cpu
:
7249 /* hw initialization will check this */
7250 if (optarg
[0] == '?') {
7251 #if defined(TARGET_PPC)
7252 ppc_cpu_list(stdout
, &fprintf
);
7253 #elif defined(TARGET_ARM)
7255 #elif defined(TARGET_MIPS)
7256 mips_cpu_list(stdout
, &fprintf
);
7257 #elif defined(TARGET_SPARC)
7258 sparc_cpu_list(stdout
, &fprintf
);
7265 case QEMU_OPTION_initrd
:
7266 initrd_filename
= optarg
;
7268 case QEMU_OPTION_hda
:
7269 case QEMU_OPTION_hdb
:
7270 case QEMU_OPTION_hdc
:
7271 case QEMU_OPTION_hdd
:
7274 hd_index
= popt
->index
- QEMU_OPTION_hda
;
7275 hd_filename
[hd_index
] = optarg
;
7276 if (hd_index
== cdrom_index
)
7280 case QEMU_OPTION_mtdblock
:
7281 mtd_filename
= optarg
;
7283 case QEMU_OPTION_sd
:
7284 sd_filename
= optarg
;
7286 case QEMU_OPTION_pflash
:
7287 if (pflash_index
>= MAX_PFLASH
) {
7288 fprintf(stderr
, "qemu: too many parallel flash images\n");
7291 pflash_filename
[pflash_index
++] = optarg
;
7293 case QEMU_OPTION_snapshot
:
7296 case QEMU_OPTION_hdachs
:
7300 cyls
= strtol(p
, (char **)&p
, 0);
7301 if (cyls
< 1 || cyls
> 16383)
7306 heads
= strtol(p
, (char **)&p
, 0);
7307 if (heads
< 1 || heads
> 16)
7312 secs
= strtol(p
, (char **)&p
, 0);
7313 if (secs
< 1 || secs
> 63)
7317 if (!strcmp(p
, "none"))
7318 translation
= BIOS_ATA_TRANSLATION_NONE
;
7319 else if (!strcmp(p
, "lba"))
7320 translation
= BIOS_ATA_TRANSLATION_LBA
;
7321 else if (!strcmp(p
, "auto"))
7322 translation
= BIOS_ATA_TRANSLATION_AUTO
;
7325 } else if (*p
!= '\0') {
7327 fprintf(stderr
, "qemu: invalid physical CHS format\n");
7332 case QEMU_OPTION_nographic
:
7333 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
7334 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
7335 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
7338 case QEMU_OPTION_portrait
:
7341 case QEMU_OPTION_kernel
:
7342 kernel_filename
= optarg
;
7344 case QEMU_OPTION_append
:
7345 kernel_cmdline
= optarg
;
7347 case QEMU_OPTION_cdrom
:
7348 if (cdrom_index
>= 0) {
7349 hd_filename
[cdrom_index
] = optarg
;
7352 case QEMU_OPTION_boot
:
7353 boot_device
= optarg
[0];
7354 if (boot_device
!= 'a' &&
7355 #if defined(TARGET_SPARC) || defined(TARGET_I386)
7357 boot_device
!= 'n' &&
7359 boot_device
!= 'c' && boot_device
!= 'd') {
7360 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
7364 case QEMU_OPTION_fda
:
7365 fd_filename
[0] = optarg
;
7367 case QEMU_OPTION_fdb
:
7368 fd_filename
[1] = optarg
;
7371 case QEMU_OPTION_no_fd_bootchk
:
7375 case QEMU_OPTION_no_code_copy
:
7376 code_copy_enabled
= 0;
7378 case QEMU_OPTION_net
:
7379 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
7380 fprintf(stderr
, "qemu: too many network clients\n");
7383 pstrcpy(net_clients
[nb_net_clients
],
7384 sizeof(net_clients
[0]),
7389 case QEMU_OPTION_tftp
:
7390 tftp_prefix
= optarg
;
7392 case QEMU_OPTION_bootp
:
7393 bootp_filename
= optarg
;
7396 case QEMU_OPTION_smb
:
7397 net_slirp_smb(optarg
);
7400 case QEMU_OPTION_redir
:
7401 net_slirp_redir(optarg
);
7405 case QEMU_OPTION_audio_help
:
7409 case QEMU_OPTION_soundhw
:
7410 select_soundhw (optarg
);
7417 ram_size
= atoi(optarg
) * 1024 * 1024;
7420 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
7421 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
7422 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
7431 mask
= cpu_str_to_log_mask(optarg
);
7433 printf("Log items (comma separated):\n");
7434 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
7435 printf("%-10s %s\n", item
->name
, item
->help
);
7442 #ifdef CONFIG_GDBSTUB
7447 gdbstub_port
= optarg
;
7457 keyboard_layout
= optarg
;
7459 case QEMU_OPTION_localtime
:
7462 case QEMU_OPTION_cirrusvga
:
7463 cirrus_vga_enabled
= 1;
7466 case QEMU_OPTION_vmsvga
:
7467 cirrus_vga_enabled
= 0;
7470 case QEMU_OPTION_std_vga
:
7471 cirrus_vga_enabled
= 0;
7479 w
= strtol(p
, (char **)&p
, 10);
7482 fprintf(stderr
, "qemu: invalid resolution or depth\n");
7488 h
= strtol(p
, (char **)&p
, 10);
7493 depth
= strtol(p
, (char **)&p
, 10);
7494 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
7495 depth
!= 24 && depth
!= 32)
7497 } else if (*p
== '\0') {
7498 depth
= graphic_depth
;
7505 graphic_depth
= depth
;
7508 case QEMU_OPTION_echr
:
7511 term_escape_char
= strtol(optarg
, &r
, 0);
7513 printf("Bad argument to echr\n");
7516 case QEMU_OPTION_monitor
:
7517 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
7519 case QEMU_OPTION_serial
:
7520 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
7521 fprintf(stderr
, "qemu: too many serial ports\n");
7524 pstrcpy(serial_devices
[serial_device_index
],
7525 sizeof(serial_devices
[0]), optarg
);
7526 serial_device_index
++;
7528 case QEMU_OPTION_parallel
:
7529 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
7530 fprintf(stderr
, "qemu: too many parallel ports\n");
7533 pstrcpy(parallel_devices
[parallel_device_index
],
7534 sizeof(parallel_devices
[0]), optarg
);
7535 parallel_device_index
++;
7537 case QEMU_OPTION_loadvm
:
7540 case QEMU_OPTION_full_screen
:
7544 case QEMU_OPTION_no_frame
:
7547 case QEMU_OPTION_no_quit
:
7551 case QEMU_OPTION_pidfile
:
7555 case QEMU_OPTION_win2k_hack
:
7556 win2k_install_hack
= 1;
7560 case QEMU_OPTION_no_kqemu
:
7563 case QEMU_OPTION_kernel_kqemu
:
7567 case QEMU_OPTION_usb
:
7570 case QEMU_OPTION_usbdevice
:
7572 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
7573 fprintf(stderr
, "Too many USB devices\n");
7576 pstrcpy(usb_devices
[usb_devices_index
],
7577 sizeof(usb_devices
[usb_devices_index
]),
7579 usb_devices_index
++;
7581 case QEMU_OPTION_smp
:
7582 smp_cpus
= atoi(optarg
);
7583 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
7584 fprintf(stderr
, "Invalid number of CPUs\n");
7588 case QEMU_OPTION_vnc
:
7589 vnc_display
= optarg
;
7591 case QEMU_OPTION_no_acpi
:
7594 case QEMU_OPTION_no_reboot
:
7597 case QEMU_OPTION_show_cursor
:
7600 case QEMU_OPTION_daemonize
:
7603 case QEMU_OPTION_option_rom
:
7604 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
7605 fprintf(stderr
, "Too many option ROMs\n");
7608 option_rom
[nb_option_roms
] = optarg
;
7611 case QEMU_OPTION_semihosting
:
7612 semihosting_enabled
= 1;
7614 case QEMU_OPTION_name
:
7618 case QEMU_OPTION_prom_env
:
7619 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
7620 fprintf(stderr
, "Too many prom variables\n");
7623 prom_envs
[nb_prom_envs
] = optarg
;
7632 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
7633 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
7640 if (pipe(fds
) == -1)
7651 len
= read(fds
[0], &status
, 1);
7652 if (len
== -1 && (errno
== EINTR
))
7657 else if (status
== 1) {
7658 fprintf(stderr
, "Could not acquire pidfile\n");
7676 signal(SIGTSTP
, SIG_IGN
);
7677 signal(SIGTTOU
, SIG_IGN
);
7678 signal(SIGTTIN
, SIG_IGN
);
7682 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
7685 write(fds
[1], &status
, 1);
7687 fprintf(stderr
, "Could not acquire pid file\n");
7695 linux_boot
= (kernel_filename
!= NULL
);
7698 boot_device
!= 'n' &&
7699 hd_filename
[0] == '\0' &&
7700 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
7701 fd_filename
[0] == '\0')
7704 /* boot to floppy or the default cd if no hard disk defined yet */
7705 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
7706 if (fd_filename
[0] != '\0')
7712 setvbuf(stdout
, NULL
, _IOLBF
, 0);
7722 /* init network clients */
7723 if (nb_net_clients
== 0) {
7724 /* if no clients, we use a default config */
7725 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
7727 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
7732 for(i
= 0;i
< nb_net_clients
; i
++) {
7733 if (net_client_init(net_clients
[i
]) < 0)
7736 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
7737 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
7739 if (vlan
->nb_guest_devs
== 0) {
7740 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
7743 if (vlan
->nb_host_devs
== 0)
7745 "Warning: vlan %d is not connected to host network\n",
7750 if (boot_device
== 'n') {
7751 for (i
= 0; i
< nb_nics
; i
++) {
7752 const char *model
= nd_table
[i
].model
;
7756 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
7757 if (get_image_size(buf
) > 0) {
7758 option_rom
[nb_option_roms
] = strdup(buf
);
7764 fprintf(stderr
, "No valid PXE rom found for network device\n");
7767 boot_device
= 'c'; /* to prevent confusion by the BIOS */
7771 /* init the memory */
7772 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
7774 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
7775 if (!phys_ram_base
) {
7776 fprintf(stderr
, "Could not allocate physical memory\n");
7780 /* we always create the cdrom drive, even if no disk is there */
7782 if (cdrom_index
>= 0) {
7783 bs_table
[cdrom_index
] = bdrv_new("cdrom");
7784 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
7787 /* open the virtual block devices */
7788 for(i
= 0; i
< MAX_DISKS
; i
++) {
7789 if (hd_filename
[i
]) {
7792 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
7793 bs_table
[i
] = bdrv_new(buf
);
7795 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7796 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
7800 if (i
== 0 && cyls
!= 0) {
7801 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
7802 bdrv_set_translation_hint(bs_table
[i
], translation
);
7807 /* we always create at least one floppy disk */
7808 fd_table
[0] = bdrv_new("fda");
7809 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
7811 for(i
= 0; i
< MAX_FD
; i
++) {
7812 if (fd_filename
[i
]) {
7815 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
7816 fd_table
[i
] = bdrv_new(buf
);
7817 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
7819 if (fd_filename
[i
][0] != '\0') {
7820 if (bdrv_open(fd_table
[i
], fd_filename
[i
],
7821 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7822 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
7830 /* Open the virtual parallel flash block devices */
7831 for(i
= 0; i
< MAX_PFLASH
; i
++) {
7832 if (pflash_filename
[i
]) {
7833 if (!pflash_table
[i
]) {
7835 snprintf(buf
, sizeof(buf
), "fl%c", i
+ 'a');
7836 pflash_table
[i
] = bdrv_new(buf
);
7838 if (bdrv_open(pflash_table
[i
], pflash_filename
[i
],
7839 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7840 fprintf(stderr
, "qemu: could not open flash image '%s'\n",
7841 pflash_filename
[i
]);
7847 sd_bdrv
= bdrv_new ("sd");
7848 /* FIXME: This isn't really a floppy, but it's a reasonable
7850 bdrv_set_type_hint(sd_bdrv
, BDRV_TYPE_FLOPPY
);
7852 if (bdrv_open(sd_bdrv
, sd_filename
,
7853 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0) {
7854 fprintf(stderr
, "qemu: could not open SD card image %s\n",
7857 qemu_key_check(sd_bdrv
, sd_filename
);
7861 mtd_bdrv
= bdrv_new ("mtd");
7862 if (bdrv_open(mtd_bdrv
, mtd_filename
,
7863 snapshot
? BDRV_O_SNAPSHOT
: 0) < 0 ||
7864 qemu_key_check(mtd_bdrv
, mtd_filename
)) {
7865 fprintf(stderr
, "qemu: could not open Flash image %s\n",
7867 bdrv_delete(mtd_bdrv
);
7872 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
7873 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
7878 memset(&display_state
, 0, sizeof(display_state
));
7881 } else if (vnc_display
!= NULL
) {
7882 vnc_display_init(ds
, vnc_display
);
7884 #if defined(CONFIG_SDL)
7885 sdl_display_init(ds
, full_screen
, no_frame
);
7886 #elif defined(CONFIG_COCOA)
7887 cocoa_display_init(ds
, full_screen
);
7891 /* Maintain compatibility with multiple stdio monitors */
7892 if (!strcmp(monitor_device
,"stdio")) {
7893 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
7894 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
7895 monitor_device
[0] = '\0';
7897 } else if (!strcmp(serial_devices
[i
],"stdio")) {
7898 monitor_device
[0] = '\0';
7899 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
7904 if (monitor_device
[0] != '\0') {
7905 monitor_hd
= qemu_chr_open(monitor_device
);
7907 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
7910 monitor_init(monitor_hd
, !nographic
);
7913 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
7914 const char *devname
= serial_devices
[i
];
7915 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
7916 serial_hds
[i
] = qemu_chr_open(devname
);
7917 if (!serial_hds
[i
]) {
7918 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
7922 if (!strcmp(devname
, "vc"))
7923 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
7927 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
7928 const char *devname
= parallel_devices
[i
];
7929 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
7930 parallel_hds
[i
] = qemu_chr_open(devname
);
7931 if (!parallel_hds
[i
]) {
7932 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
7936 if (!strcmp(devname
, "vc"))
7937 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
7941 machine
->init(ram_size
, vga_ram_size
, boot_device
,
7942 ds
, fd_filename
, snapshot
,
7943 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
7945 /* init USB devices */
7947 for(i
= 0; i
< usb_devices_index
; i
++) {
7948 if (usb_device_add(usb_devices
[i
]) < 0) {
7949 fprintf(stderr
, "Warning: could not add USB device %s\n",
7955 if (display_state
.dpy_refresh
) {
7956 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
7957 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
7960 #ifdef CONFIG_GDBSTUB
7962 /* XXX: use standard host:port notation and modify options
7964 if (gdbserver_start(gdbstub_port
) < 0) {
7965 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
7975 /* XXX: simplify init */
7988 len
= write(fds
[1], &status
, 1);
7989 if (len
== -1 && (errno
== EINTR
))
7995 fd
= open("/dev/null", O_RDWR
);