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
25 #include "hw/boards.h"
27 #include "hw/pcmcia.h"
30 #include "hw/audiodev.h"
36 #include "qemu-timer.h"
37 #include "qemu-char.h"
39 #include "audio/audio.h"
50 #include <sys/times.h>
55 #include <sys/ioctl.h>
56 #include <sys/socket.h>
57 #include <netinet/in.h>
60 #include <sys/select.h>
61 #include <arpa/inet.h>
67 #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
68 #include <freebsd/stdlib.h>
72 #include <linux/if_tun.h>
75 #include <linux/rtc.h>
77 /* For the benefit of older linux systems which don't supply it,
78 we use a local copy of hpet.h. */
79 /* #include <linux/hpet.h> */
82 #include <linux/ppdev.h>
83 #include <linux/parport.h>
86 #include <sys/ethernet.h>
87 #include <sys/sockio.h>
88 #include <netinet/arp.h>
89 #include <netinet/in.h>
90 #include <netinet/in_systm.h>
91 #include <netinet/ip.h>
92 #include <netinet/ip_icmp.h> // must come after ip.h
93 #include <netinet/udp.h>
94 #include <netinet/tcp.h>
101 #include <winsock2.h>
102 int inet_aton(const char *cp
, struct in_addr
*ia
);
105 #if defined(CONFIG_SLIRP)
106 #include "libslirp.h"
111 #include <sys/timeb.h>
113 #define getopt_long_only getopt_long
114 #define memalign(align, size) malloc(size)
117 #include "qemu_socket.h"
123 #endif /* CONFIG_SDL */
127 #define main qemu_main
128 #endif /* CONFIG_COCOA */
132 #include "exec-all.h"
134 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
135 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
137 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
139 #define SMBD_COMMAND "/usr/sbin/smbd"
142 //#define DEBUG_UNUSED_IOPORT
143 //#define DEBUG_IOPORT
145 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
148 #define DEFAULT_RAM_SIZE 144
150 #define DEFAULT_RAM_SIZE 128
153 #define GUI_REFRESH_INTERVAL 30
155 /* Max number of USB devices that can be specified on the commandline. */
156 #define MAX_USB_CMDLINE 8
158 /* XXX: use a two level table to limit memory usage */
159 #define MAX_IOPORTS 65536
161 const char *bios_dir
= CONFIG_QEMU_SHAREDIR
;
162 const char *bios_name
= NULL
;
163 void *ioport_opaque
[MAX_IOPORTS
];
164 IOPortReadFunc
*ioport_read_table
[3][MAX_IOPORTS
];
165 IOPortWriteFunc
*ioport_write_table
[3][MAX_IOPORTS
];
166 /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available
167 to store the VM snapshots */
168 DriveInfo drives_table
[MAX_DRIVES
+1];
170 /* point to the block driver where the snapshots are managed */
171 BlockDriverState
*bs_snapshots
;
173 static DisplayState display_state
;
175 const char* keyboard_layout
= NULL
;
176 int64_t ticks_per_sec
;
178 int pit_min_timer_count
= 0;
180 NICInfo nd_table
[MAX_NICS
];
183 int rtc_start_date
= -1; /* -1 means now */
184 int cirrus_vga_enabled
= 1;
185 int vmsvga_enabled
= 0;
187 int graphic_width
= 1024;
188 int graphic_height
= 768;
189 int graphic_depth
= 8;
191 int graphic_width
= 800;
192 int graphic_height
= 600;
193 int graphic_depth
= 15;
198 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
199 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
201 int win2k_install_hack
= 0;
204 static VLANState
*first_vlan
;
206 const char *vnc_display
;
207 #if defined(TARGET_SPARC)
209 #elif defined(TARGET_I386)
214 int acpi_enabled
= 1;
218 int graphic_rotate
= 0;
220 const char *option_rom
[MAX_OPTION_ROMS
];
222 int semihosting_enabled
= 0;
227 const char *qemu_name
;
230 unsigned int nb_prom_envs
= 0;
231 const char *prom_envs
[MAX_PROM_ENVS
];
234 char drives_opt
[MAX_DRIVES
][1024];
236 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
238 /***********************************************************/
239 /* x86 ISA bus support */
241 target_phys_addr_t isa_mem_base
= 0;
244 static uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
246 #ifdef DEBUG_UNUSED_IOPORT
247 fprintf(stderr
, "unused inb: port=0x%04x\n", address
);
252 static void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
254 #ifdef DEBUG_UNUSED_IOPORT
255 fprintf(stderr
, "unused outb: port=0x%04x data=0x%02x\n", address
, data
);
259 /* default is to make two byte accesses */
260 static uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
263 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
264 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
265 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
269 static void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
271 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
272 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
273 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
276 static uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
278 #ifdef DEBUG_UNUSED_IOPORT
279 fprintf(stderr
, "unused inl: port=0x%04x\n", address
);
284 static void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
286 #ifdef DEBUG_UNUSED_IOPORT
287 fprintf(stderr
, "unused outl: port=0x%04x data=0x%02x\n", address
, data
);
291 static void init_ioports(void)
295 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
296 ioport_read_table
[0][i
] = default_ioport_readb
;
297 ioport_write_table
[0][i
] = default_ioport_writeb
;
298 ioport_read_table
[1][i
] = default_ioport_readw
;
299 ioport_write_table
[1][i
] = default_ioport_writew
;
300 ioport_read_table
[2][i
] = default_ioport_readl
;
301 ioport_write_table
[2][i
] = default_ioport_writel
;
305 /* size is the word size in byte */
306 int register_ioport_read(int start
, int length
, int size
,
307 IOPortReadFunc
*func
, void *opaque
)
313 } else if (size
== 2) {
315 } else if (size
== 4) {
318 hw_error("register_ioport_read: invalid size");
321 for(i
= start
; i
< start
+ length
; i
+= size
) {
322 ioport_read_table
[bsize
][i
] = func
;
323 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
324 hw_error("register_ioport_read: invalid opaque");
325 ioport_opaque
[i
] = opaque
;
330 /* size is the word size in byte */
331 int register_ioport_write(int start
, int length
, int size
,
332 IOPortWriteFunc
*func
, void *opaque
)
338 } else if (size
== 2) {
340 } else if (size
== 4) {
343 hw_error("register_ioport_write: invalid size");
346 for(i
= start
; i
< start
+ length
; i
+= size
) {
347 ioport_write_table
[bsize
][i
] = func
;
348 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
349 hw_error("register_ioport_write: invalid opaque");
350 ioport_opaque
[i
] = opaque
;
355 void isa_unassign_ioport(int start
, int length
)
359 for(i
= start
; i
< start
+ length
; i
++) {
360 ioport_read_table
[0][i
] = default_ioport_readb
;
361 ioport_read_table
[1][i
] = default_ioport_readw
;
362 ioport_read_table
[2][i
] = default_ioport_readl
;
364 ioport_write_table
[0][i
] = default_ioport_writeb
;
365 ioport_write_table
[1][i
] = default_ioport_writew
;
366 ioport_write_table
[2][i
] = default_ioport_writel
;
370 /***********************************************************/
372 void cpu_outb(CPUState
*env
, int addr
, int val
)
375 if (loglevel
& CPU_LOG_IOPORT
)
376 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
378 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
381 env
->last_io_time
= cpu_get_time_fast();
385 void cpu_outw(CPUState
*env
, int addr
, int val
)
388 if (loglevel
& CPU_LOG_IOPORT
)
389 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
391 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
394 env
->last_io_time
= cpu_get_time_fast();
398 void cpu_outl(CPUState
*env
, int addr
, int val
)
401 if (loglevel
& CPU_LOG_IOPORT
)
402 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
404 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
407 env
->last_io_time
= cpu_get_time_fast();
411 int cpu_inb(CPUState
*env
, int addr
)
414 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
416 if (loglevel
& CPU_LOG_IOPORT
)
417 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
421 env
->last_io_time
= cpu_get_time_fast();
426 int cpu_inw(CPUState
*env
, int addr
)
429 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
431 if (loglevel
& CPU_LOG_IOPORT
)
432 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
436 env
->last_io_time
= cpu_get_time_fast();
441 int cpu_inl(CPUState
*env
, int addr
)
444 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
446 if (loglevel
& CPU_LOG_IOPORT
)
447 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
451 env
->last_io_time
= cpu_get_time_fast();
456 /***********************************************************/
457 void hw_error(const char *fmt
, ...)
463 fprintf(stderr
, "qemu: hardware error: ");
464 vfprintf(stderr
, fmt
, ap
);
465 fprintf(stderr
, "\n");
466 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
467 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
469 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
471 cpu_dump_state(env
, stderr
, fprintf
, 0);
478 /***********************************************************/
481 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
482 static void *qemu_put_kbd_event_opaque
;
483 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
484 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
486 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
488 qemu_put_kbd_event_opaque
= opaque
;
489 qemu_put_kbd_event
= func
;
492 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
493 void *opaque
, int absolute
,
496 QEMUPutMouseEntry
*s
, *cursor
;
498 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
502 s
->qemu_put_mouse_event
= func
;
503 s
->qemu_put_mouse_event_opaque
= opaque
;
504 s
->qemu_put_mouse_event_absolute
= absolute
;
505 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
508 if (!qemu_put_mouse_event_head
) {
509 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
513 cursor
= qemu_put_mouse_event_head
;
514 while (cursor
->next
!= NULL
)
515 cursor
= cursor
->next
;
518 qemu_put_mouse_event_current
= s
;
523 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
525 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
527 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
530 cursor
= qemu_put_mouse_event_head
;
531 while (cursor
!= NULL
&& cursor
!= entry
) {
533 cursor
= cursor
->next
;
536 if (cursor
== NULL
) // does not exist or list empty
538 else if (prev
== NULL
) { // entry is head
539 qemu_put_mouse_event_head
= cursor
->next
;
540 if (qemu_put_mouse_event_current
== entry
)
541 qemu_put_mouse_event_current
= cursor
->next
;
542 qemu_free(entry
->qemu_put_mouse_event_name
);
547 prev
->next
= entry
->next
;
549 if (qemu_put_mouse_event_current
== entry
)
550 qemu_put_mouse_event_current
= prev
;
552 qemu_free(entry
->qemu_put_mouse_event_name
);
556 void kbd_put_keycode(int keycode
)
558 if (qemu_put_kbd_event
) {
559 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
563 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
565 QEMUPutMouseEvent
*mouse_event
;
566 void *mouse_event_opaque
;
569 if (!qemu_put_mouse_event_current
) {
574 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
576 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
579 if (graphic_rotate
) {
580 if (qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
)
583 width
= graphic_width
;
584 mouse_event(mouse_event_opaque
,
585 width
- dy
, dx
, dz
, buttons_state
);
587 mouse_event(mouse_event_opaque
,
588 dx
, dy
, dz
, buttons_state
);
592 int kbd_mouse_is_absolute(void)
594 if (!qemu_put_mouse_event_current
)
597 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
600 void do_info_mice(void)
602 QEMUPutMouseEntry
*cursor
;
605 if (!qemu_put_mouse_event_head
) {
606 term_printf("No mouse devices connected\n");
610 term_printf("Mouse devices available:\n");
611 cursor
= qemu_put_mouse_event_head
;
612 while (cursor
!= NULL
) {
613 term_printf("%c Mouse #%d: %s\n",
614 (cursor
== qemu_put_mouse_event_current
? '*' : ' '),
615 index
, cursor
->qemu_put_mouse_event_name
);
617 cursor
= cursor
->next
;
621 void do_mouse_set(int index
)
623 QEMUPutMouseEntry
*cursor
;
626 if (!qemu_put_mouse_event_head
) {
627 term_printf("No mouse devices connected\n");
631 cursor
= qemu_put_mouse_event_head
;
632 while (cursor
!= NULL
&& index
!= i
) {
634 cursor
= cursor
->next
;
638 qemu_put_mouse_event_current
= cursor
;
640 term_printf("Mouse at given index not found\n");
643 /* compute with 96 bit intermediate result: (a*b)/c */
644 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
649 #ifdef WORDS_BIGENDIAN
659 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
660 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
663 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
667 /***********************************************************/
668 /* real time host monotonic timer */
670 #define QEMU_TIMER_BASE 1000000000LL
674 static int64_t clock_freq
;
676 static void init_get_clock(void)
680 ret
= QueryPerformanceFrequency(&freq
);
682 fprintf(stderr
, "Could not calibrate ticks\n");
685 clock_freq
= freq
.QuadPart
;
688 static int64_t get_clock(void)
691 QueryPerformanceCounter(&ti
);
692 return muldiv64(ti
.QuadPart
, QEMU_TIMER_BASE
, clock_freq
);
697 static int use_rt_clock
;
699 static void init_get_clock(void)
702 #if defined(__linux__)
705 if (clock_gettime(CLOCK_MONOTONIC
, &ts
) == 0) {
712 static int64_t get_clock(void)
714 #if defined(__linux__)
717 clock_gettime(CLOCK_MONOTONIC
, &ts
);
718 return ts
.tv_sec
* 1000000000LL + ts
.tv_nsec
;
722 /* XXX: using gettimeofday leads to problems if the date
723 changes, so it should be avoided. */
725 gettimeofday(&tv
, NULL
);
726 return tv
.tv_sec
* 1000000000LL + (tv
.tv_usec
* 1000);
732 /***********************************************************/
733 /* guest cycle counter */
735 static int64_t cpu_ticks_prev
;
736 static int64_t cpu_ticks_offset
;
737 static int64_t cpu_clock_offset
;
738 static int cpu_ticks_enabled
;
740 /* return the host CPU cycle counter and handle stop/restart */
741 int64_t cpu_get_ticks(void)
743 if (!cpu_ticks_enabled
) {
744 return cpu_ticks_offset
;
747 ticks
= cpu_get_real_ticks();
748 if (cpu_ticks_prev
> ticks
) {
749 /* Note: non increasing ticks may happen if the host uses
751 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
753 cpu_ticks_prev
= ticks
;
754 return ticks
+ cpu_ticks_offset
;
758 /* return the host CPU monotonic timer and handle stop/restart */
759 static int64_t cpu_get_clock(void)
762 if (!cpu_ticks_enabled
) {
763 return cpu_clock_offset
;
766 return ti
+ cpu_clock_offset
;
770 /* enable cpu_get_ticks() */
771 void cpu_enable_ticks(void)
773 if (!cpu_ticks_enabled
) {
774 cpu_ticks_offset
-= cpu_get_real_ticks();
775 cpu_clock_offset
-= get_clock();
776 cpu_ticks_enabled
= 1;
780 /* disable cpu_get_ticks() : the clock is stopped. You must not call
781 cpu_get_ticks() after that. */
782 void cpu_disable_ticks(void)
784 if (cpu_ticks_enabled
) {
785 cpu_ticks_offset
= cpu_get_ticks();
786 cpu_clock_offset
= cpu_get_clock();
787 cpu_ticks_enabled
= 0;
791 /***********************************************************/
794 #define QEMU_TIMER_REALTIME 0
795 #define QEMU_TIMER_VIRTUAL 1
799 /* XXX: add frequency */
807 struct QEMUTimer
*next
;
810 struct qemu_alarm_timer
{
814 int (*start
)(struct qemu_alarm_timer
*t
);
815 void (*stop
)(struct qemu_alarm_timer
*t
);
816 void (*rearm
)(struct qemu_alarm_timer
*t
);
820 #define ALARM_FLAG_DYNTICKS 0x1
822 static inline int alarm_has_dynticks(struct qemu_alarm_timer
*t
)
824 return t
->flags
& ALARM_FLAG_DYNTICKS
;
827 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer
*t
)
829 if (!alarm_has_dynticks(t
))
835 /* TODO: MIN_TIMER_REARM_US should be optimized */
836 #define MIN_TIMER_REARM_US 250
838 static struct qemu_alarm_timer
*alarm_timer
;
842 struct qemu_alarm_win32
{
846 } alarm_win32_data
= {0, NULL
, -1};
848 static int win32_start_timer(struct qemu_alarm_timer
*t
);
849 static void win32_stop_timer(struct qemu_alarm_timer
*t
);
850 static void win32_rearm_timer(struct qemu_alarm_timer
*t
);
854 static int unix_start_timer(struct qemu_alarm_timer
*t
);
855 static void unix_stop_timer(struct qemu_alarm_timer
*t
);
859 static int dynticks_start_timer(struct qemu_alarm_timer
*t
);
860 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
);
861 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
);
863 static int hpet_start_timer(struct qemu_alarm_timer
*t
);
864 static void hpet_stop_timer(struct qemu_alarm_timer
*t
);
866 static int rtc_start_timer(struct qemu_alarm_timer
*t
);
867 static void rtc_stop_timer(struct qemu_alarm_timer
*t
);
869 #endif /* __linux__ */
873 static struct qemu_alarm_timer alarm_timers
[] = {
876 {"dynticks", ALARM_FLAG_DYNTICKS
, dynticks_start_timer
,
877 dynticks_stop_timer
, dynticks_rearm_timer
, NULL
},
878 /* HPET - if available - is preferred */
879 {"hpet", 0, hpet_start_timer
, hpet_stop_timer
, NULL
, NULL
},
880 /* ...otherwise try RTC */
881 {"rtc", 0, rtc_start_timer
, rtc_stop_timer
, NULL
, NULL
},
883 {"unix", 0, unix_start_timer
, unix_stop_timer
, NULL
, NULL
},
885 {"dynticks", ALARM_FLAG_DYNTICKS
, win32_start_timer
,
886 win32_stop_timer
, win32_rearm_timer
, &alarm_win32_data
},
887 {"win32", 0, win32_start_timer
,
888 win32_stop_timer
, NULL
, &alarm_win32_data
},
893 static void show_available_alarms()
897 printf("Available alarm timers, in order of precedence:\n");
898 for (i
= 0; alarm_timers
[i
].name
; i
++)
899 printf("%s\n", alarm_timers
[i
].name
);
902 static void configure_alarms(char const *opt
)
906 int count
= (sizeof(alarm_timers
) / sizeof(*alarm_timers
)) - 1;
910 if (!strcmp(opt
, "help")) {
911 show_available_alarms();
917 /* Reorder the array */
918 name
= strtok(arg
, ",");
920 struct qemu_alarm_timer tmp
;
922 for (i
= 0; i
< count
&& alarm_timers
[i
].name
; i
++) {
923 if (!strcmp(alarm_timers
[i
].name
, name
))
928 fprintf(stderr
, "Unknown clock %s\n", name
);
937 tmp
= alarm_timers
[i
];
938 alarm_timers
[i
] = alarm_timers
[cur
];
939 alarm_timers
[cur
] = tmp
;
943 name
= strtok(NULL
, ",");
949 /* Disable remaining timers */
950 for (i
= cur
; i
< count
; i
++)
951 alarm_timers
[i
].name
= NULL
;
955 show_available_alarms();
961 static QEMUTimer
*active_timers
[2];
963 static QEMUClock
*qemu_new_clock(int type
)
966 clock
= qemu_mallocz(sizeof(QEMUClock
));
973 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
977 ts
= qemu_mallocz(sizeof(QEMUTimer
));
984 void qemu_free_timer(QEMUTimer
*ts
)
989 /* stop a timer, but do not dealloc it */
990 void qemu_del_timer(QEMUTimer
*ts
)
994 /* NOTE: this code must be signal safe because
995 qemu_timer_expired() can be called from a signal. */
996 pt
= &active_timers
[ts
->clock
->type
];
1009 /* modify the current timer so that it will be fired when current_time
1010 >= expire_time. The corresponding callback will be called. */
1011 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
1017 /* add the timer in the sorted list */
1018 /* NOTE: this code must be signal safe because
1019 qemu_timer_expired() can be called from a signal. */
1020 pt
= &active_timers
[ts
->clock
->type
];
1025 if (t
->expire_time
> expire_time
)
1029 ts
->expire_time
= expire_time
;
1034 int qemu_timer_pending(QEMUTimer
*ts
)
1037 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
1044 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
1048 return (timer_head
->expire_time
<= current_time
);
1051 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
1057 if (!ts
|| ts
->expire_time
> current_time
)
1059 /* remove timer from the list before calling the callback */
1060 *ptimer_head
= ts
->next
;
1063 /* run the callback (the timer list can be modified) */
1066 qemu_rearm_alarm_timer(alarm_timer
);
1069 int64_t qemu_get_clock(QEMUClock
*clock
)
1071 switch(clock
->type
) {
1072 case QEMU_TIMER_REALTIME
:
1073 return get_clock() / 1000000;
1075 case QEMU_TIMER_VIRTUAL
:
1076 return cpu_get_clock();
1080 static void init_timers(void)
1083 ticks_per_sec
= QEMU_TIMER_BASE
;
1084 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
1085 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
1089 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1091 uint64_t expire_time
;
1093 if (qemu_timer_pending(ts
)) {
1094 expire_time
= ts
->expire_time
;
1098 qemu_put_be64(f
, expire_time
);
1101 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1103 uint64_t expire_time
;
1105 expire_time
= qemu_get_be64(f
);
1106 if (expire_time
!= -1) {
1107 qemu_mod_timer(ts
, expire_time
);
1113 static void timer_save(QEMUFile
*f
, void *opaque
)
1115 if (cpu_ticks_enabled
) {
1116 hw_error("cannot save state if virtual timers are running");
1118 qemu_put_be64s(f
, &cpu_ticks_offset
);
1119 qemu_put_be64s(f
, &ticks_per_sec
);
1120 qemu_put_be64s(f
, &cpu_clock_offset
);
1123 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
1125 if (version_id
!= 1 && version_id
!= 2)
1127 if (cpu_ticks_enabled
) {
1130 qemu_get_be64s(f
, &cpu_ticks_offset
);
1131 qemu_get_be64s(f
, &ticks_per_sec
);
1132 if (version_id
== 2) {
1133 qemu_get_be64s(f
, &cpu_clock_offset
);
1139 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
1140 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
1142 static void host_alarm_handler(int host_signum
)
1146 #define DISP_FREQ 1000
1148 static int64_t delta_min
= INT64_MAX
;
1149 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
1151 ti
= qemu_get_clock(vm_clock
);
1152 if (last_clock
!= 0) {
1153 delta
= ti
- last_clock
;
1154 if (delta
< delta_min
)
1156 if (delta
> delta_max
)
1159 if (++count
== DISP_FREQ
) {
1160 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
1161 muldiv64(delta_min
, 1000000, ticks_per_sec
),
1162 muldiv64(delta_max
, 1000000, ticks_per_sec
),
1163 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
1164 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
1166 delta_min
= INT64_MAX
;
1174 if (alarm_has_dynticks(alarm_timer
) ||
1175 qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
1176 qemu_get_clock(vm_clock
)) ||
1177 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
1178 qemu_get_clock(rt_clock
))) {
1180 struct qemu_alarm_win32
*data
= ((struct qemu_alarm_timer
*)dwUser
)->priv
;
1181 SetEvent(data
->host_alarm
);
1183 CPUState
*env
= cpu_single_env
;
1185 /* stop the currently executing cpu because a timer occured */
1186 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
1188 if (env
->kqemu_enabled
) {
1189 kqemu_cpu_interrupt(env
);
1196 static uint64_t qemu_next_deadline(void)
1198 int64_t nearest_delta_us
= INT64_MAX
;
1201 if (active_timers
[QEMU_TIMER_REALTIME
])
1202 nearest_delta_us
= (active_timers
[QEMU_TIMER_REALTIME
]->expire_time
-
1203 qemu_get_clock(rt_clock
))*1000;
1205 if (active_timers
[QEMU_TIMER_VIRTUAL
]) {
1207 vmdelta_us
= (active_timers
[QEMU_TIMER_VIRTUAL
]->expire_time
-
1208 qemu_get_clock(vm_clock
)+999)/1000;
1209 if (vmdelta_us
< nearest_delta_us
)
1210 nearest_delta_us
= vmdelta_us
;
1213 /* Avoid arming the timer to negative, zero, or too low values */
1214 if (nearest_delta_us
<= MIN_TIMER_REARM_US
)
1215 nearest_delta_us
= MIN_TIMER_REARM_US
;
1217 return nearest_delta_us
;
1222 #if defined(__linux__)
1224 #define RTC_FREQ 1024
1226 static void enable_sigio_timer(int fd
)
1228 struct sigaction act
;
1231 sigfillset(&act
.sa_mask
);
1233 act
.sa_handler
= host_alarm_handler
;
1235 sigaction(SIGIO
, &act
, NULL
);
1236 fcntl(fd
, F_SETFL
, O_ASYNC
);
1237 fcntl(fd
, F_SETOWN
, getpid());
1240 static int hpet_start_timer(struct qemu_alarm_timer
*t
)
1242 struct hpet_info info
;
1245 fd
= open("/dev/hpet", O_RDONLY
);
1250 r
= ioctl(fd
, HPET_IRQFREQ
, RTC_FREQ
);
1252 fprintf(stderr
, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1253 "error, but for better emulation accuracy type:\n"
1254 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1258 /* Check capabilities */
1259 r
= ioctl(fd
, HPET_INFO
, &info
);
1263 /* Enable periodic mode */
1264 r
= ioctl(fd
, HPET_EPI
, 0);
1265 if (info
.hi_flags
&& (r
< 0))
1268 /* Enable interrupt */
1269 r
= ioctl(fd
, HPET_IE_ON
, 0);
1273 enable_sigio_timer(fd
);
1274 t
->priv
= (void *)(long)fd
;
1282 static void hpet_stop_timer(struct qemu_alarm_timer
*t
)
1284 int fd
= (long)t
->priv
;
1289 static int rtc_start_timer(struct qemu_alarm_timer
*t
)
1293 TFR(rtc_fd
= open("/dev/rtc", O_RDONLY
));
1296 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
1297 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1298 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1299 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1302 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1308 enable_sigio_timer(rtc_fd
);
1310 t
->priv
= (void *)(long)rtc_fd
;
1315 static void rtc_stop_timer(struct qemu_alarm_timer
*t
)
1317 int rtc_fd
= (long)t
->priv
;
1322 static int dynticks_start_timer(struct qemu_alarm_timer
*t
)
1326 struct sigaction act
;
1328 sigfillset(&act
.sa_mask
);
1330 act
.sa_handler
= host_alarm_handler
;
1332 sigaction(SIGALRM
, &act
, NULL
);
1334 ev
.sigev_value
.sival_int
= 0;
1335 ev
.sigev_notify
= SIGEV_SIGNAL
;
1336 ev
.sigev_signo
= SIGALRM
;
1338 if (timer_create(CLOCK_REALTIME
, &ev
, &host_timer
)) {
1339 perror("timer_create");
1341 /* disable dynticks */
1342 fprintf(stderr
, "Dynamic Ticks disabled\n");
1347 t
->priv
= (void *)host_timer
;
1352 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
)
1354 timer_t host_timer
= (timer_t
)t
->priv
;
1356 timer_delete(host_timer
);
1359 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
)
1361 timer_t host_timer
= (timer_t
)t
->priv
;
1362 struct itimerspec timeout
;
1363 int64_t nearest_delta_us
= INT64_MAX
;
1366 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1367 !active_timers
[QEMU_TIMER_VIRTUAL
])
1370 nearest_delta_us
= qemu_next_deadline();
1372 /* check whether a timer is already running */
1373 if (timer_gettime(host_timer
, &timeout
)) {
1375 fprintf(stderr
, "Internal timer error: aborting\n");
1378 current_us
= timeout
.it_value
.tv_sec
* 1000000 + timeout
.it_value
.tv_nsec
/1000;
1379 if (current_us
&& current_us
<= nearest_delta_us
)
1382 timeout
.it_interval
.tv_sec
= 0;
1383 timeout
.it_interval
.tv_nsec
= 0; /* 0 for one-shot timer */
1384 timeout
.it_value
.tv_sec
= nearest_delta_us
/ 1000000;
1385 timeout
.it_value
.tv_nsec
= (nearest_delta_us
% 1000000) * 1000;
1386 if (timer_settime(host_timer
, 0 /* RELATIVE */, &timeout
, NULL
)) {
1388 fprintf(stderr
, "Internal timer error: aborting\n");
1393 #endif /* defined(__linux__) */
1395 static int unix_start_timer(struct qemu_alarm_timer
*t
)
1397 struct sigaction act
;
1398 struct itimerval itv
;
1402 sigfillset(&act
.sa_mask
);
1404 act
.sa_handler
= host_alarm_handler
;
1406 sigaction(SIGALRM
, &act
, NULL
);
1408 itv
.it_interval
.tv_sec
= 0;
1409 /* for i386 kernel 2.6 to get 1 ms */
1410 itv
.it_interval
.tv_usec
= 999;
1411 itv
.it_value
.tv_sec
= 0;
1412 itv
.it_value
.tv_usec
= 10 * 1000;
1414 err
= setitimer(ITIMER_REAL
, &itv
, NULL
);
1421 static void unix_stop_timer(struct qemu_alarm_timer
*t
)
1423 struct itimerval itv
;
1425 memset(&itv
, 0, sizeof(itv
));
1426 setitimer(ITIMER_REAL
, &itv
, NULL
);
1429 #endif /* !defined(_WIN32) */
1433 static int win32_start_timer(struct qemu_alarm_timer
*t
)
1436 struct qemu_alarm_win32
*data
= t
->priv
;
1439 data
->host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1440 if (!data
->host_alarm
) {
1441 perror("Failed CreateEvent");
1445 memset(&tc
, 0, sizeof(tc
));
1446 timeGetDevCaps(&tc
, sizeof(tc
));
1448 if (data
->period
< tc
.wPeriodMin
)
1449 data
->period
= tc
.wPeriodMin
;
1451 timeBeginPeriod(data
->period
);
1453 flags
= TIME_CALLBACK_FUNCTION
;
1454 if (alarm_has_dynticks(t
))
1455 flags
|= TIME_ONESHOT
;
1457 flags
|= TIME_PERIODIC
;
1459 data
->timerId
= timeSetEvent(1, // interval (ms)
1460 data
->period
, // resolution
1461 host_alarm_handler
, // function
1462 (DWORD
)t
, // parameter
1465 if (!data
->timerId
) {
1466 perror("Failed to initialize win32 alarm timer");
1468 timeEndPeriod(data
->period
);
1469 CloseHandle(data
->host_alarm
);
1473 qemu_add_wait_object(data
->host_alarm
, NULL
, NULL
);
1478 static void win32_stop_timer(struct qemu_alarm_timer
*t
)
1480 struct qemu_alarm_win32
*data
= t
->priv
;
1482 timeKillEvent(data
->timerId
);
1483 timeEndPeriod(data
->period
);
1485 CloseHandle(data
->host_alarm
);
1488 static void win32_rearm_timer(struct qemu_alarm_timer
*t
)
1490 struct qemu_alarm_win32
*data
= t
->priv
;
1491 uint64_t nearest_delta_us
;
1493 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1494 !active_timers
[QEMU_TIMER_VIRTUAL
])
1497 nearest_delta_us
= qemu_next_deadline();
1498 nearest_delta_us
/= 1000;
1500 timeKillEvent(data
->timerId
);
1502 data
->timerId
= timeSetEvent(1,
1506 TIME_ONESHOT
| TIME_PERIODIC
);
1508 if (!data
->timerId
) {
1509 perror("Failed to re-arm win32 alarm timer");
1511 timeEndPeriod(data
->period
);
1512 CloseHandle(data
->host_alarm
);
1519 static void init_timer_alarm(void)
1521 struct qemu_alarm_timer
*t
;
1524 for (i
= 0; alarm_timers
[i
].name
; i
++) {
1525 t
= &alarm_timers
[i
];
1533 fprintf(stderr
, "Unable to find any suitable alarm timer.\n");
1534 fprintf(stderr
, "Terminating\n");
1541 static void quit_timers(void)
1543 alarm_timer
->stop(alarm_timer
);
1547 /***********************************************************/
1548 /* character device */
1550 static void qemu_chr_event(CharDriverState
*s
, int event
)
1554 s
->chr_event(s
->handler_opaque
, event
);
1557 static void qemu_chr_reset_bh(void *opaque
)
1559 CharDriverState
*s
= opaque
;
1560 qemu_chr_event(s
, CHR_EVENT_RESET
);
1561 qemu_bh_delete(s
->bh
);
1565 void qemu_chr_reset(CharDriverState
*s
)
1567 if (s
->bh
== NULL
) {
1568 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1569 qemu_bh_schedule(s
->bh
);
1573 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1575 return s
->chr_write(s
, buf
, len
);
1578 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1582 return s
->chr_ioctl(s
, cmd
, arg
);
1585 int qemu_chr_can_read(CharDriverState
*s
)
1587 if (!s
->chr_can_read
)
1589 return s
->chr_can_read(s
->handler_opaque
);
1592 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1594 s
->chr_read(s
->handler_opaque
, buf
, len
);
1597 void qemu_chr_accept_input(CharDriverState
*s
)
1599 if (s
->chr_accept_input
)
1600 s
->chr_accept_input(s
);
1603 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1608 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1609 qemu_chr_write(s
, buf
, strlen(buf
));
1613 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1615 if (s
->chr_send_event
)
1616 s
->chr_send_event(s
, event
);
1619 void qemu_chr_add_handlers(CharDriverState
*s
,
1620 IOCanRWHandler
*fd_can_read
,
1621 IOReadHandler
*fd_read
,
1622 IOEventHandler
*fd_event
,
1625 s
->chr_can_read
= fd_can_read
;
1626 s
->chr_read
= fd_read
;
1627 s
->chr_event
= fd_event
;
1628 s
->handler_opaque
= opaque
;
1629 if (s
->chr_update_read_handler
)
1630 s
->chr_update_read_handler(s
);
1633 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1638 static CharDriverState
*qemu_chr_open_null(void)
1640 CharDriverState
*chr
;
1642 chr
= qemu_mallocz(sizeof(CharDriverState
));
1645 chr
->chr_write
= null_chr_write
;
1649 /* MUX driver for serial I/O splitting */
1650 static int term_timestamps
;
1651 static int64_t term_timestamps_start
;
1653 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1654 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1656 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1657 IOReadHandler
*chr_read
[MAX_MUX
];
1658 IOEventHandler
*chr_event
[MAX_MUX
];
1659 void *ext_opaque
[MAX_MUX
];
1660 CharDriverState
*drv
;
1661 unsigned char buffer
[MUX_BUFFER_SIZE
];
1665 int term_got_escape
;
1670 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1672 MuxDriver
*d
= chr
->opaque
;
1674 if (!term_timestamps
) {
1675 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1680 for(i
= 0; i
< len
; i
++) {
1681 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1682 if (buf
[i
] == '\n') {
1688 if (term_timestamps_start
== -1)
1689 term_timestamps_start
= ti
;
1690 ti
-= term_timestamps_start
;
1691 secs
= ti
/ 1000000000;
1692 snprintf(buf1
, sizeof(buf1
),
1693 "[%02d:%02d:%02d.%03d] ",
1697 (int)((ti
/ 1000000) % 1000));
1698 d
->drv
->chr_write(d
->drv
, buf1
, strlen(buf1
));
1705 static char *mux_help
[] = {
1706 "% h print this help\n\r",
1707 "% x exit emulator\n\r",
1708 "% s save disk data back to file (if -snapshot)\n\r",
1709 "% t toggle console timestamps\n\r"
1710 "% b send break (magic sysrq)\n\r",
1711 "% c switch between console and monitor\n\r",
1716 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1717 static void mux_print_help(CharDriverState
*chr
)
1720 char ebuf
[15] = "Escape-Char";
1721 char cbuf
[50] = "\n\r";
1723 if (term_escape_char
> 0 && term_escape_char
< 26) {
1724 sprintf(cbuf
,"\n\r");
1725 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1727 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char
);
1729 chr
->chr_write(chr
, cbuf
, strlen(cbuf
));
1730 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1731 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1732 if (mux_help
[i
][j
] == '%')
1733 chr
->chr_write(chr
, ebuf
, strlen(ebuf
));
1735 chr
->chr_write(chr
, &mux_help
[i
][j
], 1);
1740 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1742 if (d
->term_got_escape
) {
1743 d
->term_got_escape
= 0;
1744 if (ch
== term_escape_char
)
1749 mux_print_help(chr
);
1753 char *term
= "QEMU: Terminated\n\r";
1754 chr
->chr_write(chr
,term
,strlen(term
));
1761 for (i
= 0; i
< nb_drives
; i
++) {
1762 bdrv_commit(drives_table
[i
].bdrv
);
1767 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1770 /* Switch to the next registered device */
1772 if (chr
->focus
>= d
->mux_cnt
)
1776 term_timestamps
= !term_timestamps
;
1777 term_timestamps_start
= -1;
1780 } else if (ch
== term_escape_char
) {
1781 d
->term_got_escape
= 1;
1789 static void mux_chr_accept_input(CharDriverState
*chr
)
1792 MuxDriver
*d
= chr
->opaque
;
1794 while (d
->prod
!= d
->cons
&&
1795 d
->chr_can_read
[m
] &&
1796 d
->chr_can_read
[m
](d
->ext_opaque
[m
])) {
1797 d
->chr_read
[m
](d
->ext_opaque
[m
],
1798 &d
->buffer
[d
->cons
++ & MUX_BUFFER_MASK
], 1);
1802 static int mux_chr_can_read(void *opaque
)
1804 CharDriverState
*chr
= opaque
;
1805 MuxDriver
*d
= chr
->opaque
;
1807 if ((d
->prod
- d
->cons
) < MUX_BUFFER_SIZE
)
1809 if (d
->chr_can_read
[chr
->focus
])
1810 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1814 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1816 CharDriverState
*chr
= opaque
;
1817 MuxDriver
*d
= chr
->opaque
;
1821 mux_chr_accept_input (opaque
);
1823 for(i
= 0; i
< size
; i
++)
1824 if (mux_proc_byte(chr
, d
, buf
[i
])) {
1825 if (d
->prod
== d
->cons
&&
1826 d
->chr_can_read
[m
] &&
1827 d
->chr_can_read
[m
](d
->ext_opaque
[m
]))
1828 d
->chr_read
[m
](d
->ext_opaque
[m
], &buf
[i
], 1);
1830 d
->buffer
[d
->prod
++ & MUX_BUFFER_MASK
] = buf
[i
];
1834 static void mux_chr_event(void *opaque
, int event
)
1836 CharDriverState
*chr
= opaque
;
1837 MuxDriver
*d
= chr
->opaque
;
1840 /* Send the event to all registered listeners */
1841 for (i
= 0; i
< d
->mux_cnt
; i
++)
1842 if (d
->chr_event
[i
])
1843 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1846 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1848 MuxDriver
*d
= chr
->opaque
;
1850 if (d
->mux_cnt
>= MAX_MUX
) {
1851 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1854 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1855 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1856 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1857 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1858 /* Fix up the real driver with mux routines */
1859 if (d
->mux_cnt
== 0) {
1860 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1861 mux_chr_event
, chr
);
1863 chr
->focus
= d
->mux_cnt
;
1867 static CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1869 CharDriverState
*chr
;
1872 chr
= qemu_mallocz(sizeof(CharDriverState
));
1875 d
= qemu_mallocz(sizeof(MuxDriver
));
1884 chr
->chr_write
= mux_chr_write
;
1885 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1886 chr
->chr_accept_input
= mux_chr_accept_input
;
1893 static void socket_cleanup(void)
1898 static int socket_init(void)
1903 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1905 err
= WSAGetLastError();
1906 fprintf(stderr
, "WSAStartup: %d\n", err
);
1909 atexit(socket_cleanup
);
1913 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1919 ret
= send(fd
, buf
, len
, 0);
1922 errno
= WSAGetLastError();
1923 if (errno
!= WSAEWOULDBLOCK
) {
1926 } else if (ret
== 0) {
1936 void socket_set_nonblock(int fd
)
1938 unsigned long opt
= 1;
1939 ioctlsocket(fd
, FIONBIO
, &opt
);
1944 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1950 ret
= write(fd
, buf
, len
);
1952 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1954 } else if (ret
== 0) {
1964 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1966 return unix_write(fd
, buf
, len1
);
1969 void socket_set_nonblock(int fd
)
1971 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1973 #endif /* !_WIN32 */
1982 #define STDIO_MAX_CLIENTS 1
1983 static int stdio_nb_clients
= 0;
1985 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1987 FDCharDriver
*s
= chr
->opaque
;
1988 return unix_write(s
->fd_out
, buf
, len
);
1991 static int fd_chr_read_poll(void *opaque
)
1993 CharDriverState
*chr
= opaque
;
1994 FDCharDriver
*s
= chr
->opaque
;
1996 s
->max_size
= qemu_chr_can_read(chr
);
2000 static void fd_chr_read(void *opaque
)
2002 CharDriverState
*chr
= opaque
;
2003 FDCharDriver
*s
= chr
->opaque
;
2008 if (len
> s
->max_size
)
2012 size
= read(s
->fd_in
, buf
, len
);
2014 /* FD has been closed. Remove it from the active list. */
2015 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2019 qemu_chr_read(chr
, buf
, size
);
2023 static void fd_chr_update_read_handler(CharDriverState
*chr
)
2025 FDCharDriver
*s
= chr
->opaque
;
2027 if (s
->fd_in
>= 0) {
2028 if (nographic
&& s
->fd_in
== 0) {
2030 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
2031 fd_chr_read
, NULL
, chr
);
2036 /* open a character device to a unix fd */
2037 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
2039 CharDriverState
*chr
;
2042 chr
= qemu_mallocz(sizeof(CharDriverState
));
2045 s
= qemu_mallocz(sizeof(FDCharDriver
));
2053 chr
->chr_write
= fd_chr_write
;
2054 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
2056 qemu_chr_reset(chr
);
2061 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
2065 TFR(fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666));
2068 return qemu_chr_open_fd(-1, fd_out
);
2071 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
2074 char filename_in
[256], filename_out
[256];
2076 snprintf(filename_in
, 256, "%s.in", filename
);
2077 snprintf(filename_out
, 256, "%s.out", filename
);
2078 TFR(fd_in
= open(filename_in
, O_RDWR
| O_BINARY
));
2079 TFR(fd_out
= open(filename_out
, O_RDWR
| O_BINARY
));
2080 if (fd_in
< 0 || fd_out
< 0) {
2085 TFR(fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
));
2089 return qemu_chr_open_fd(fd_in
, fd_out
);
2093 /* for STDIO, we handle the case where several clients use it
2096 #define TERM_FIFO_MAX_SIZE 1
2098 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
2099 static int term_fifo_size
;
2101 static int stdio_read_poll(void *opaque
)
2103 CharDriverState
*chr
= opaque
;
2105 /* try to flush the queue if needed */
2106 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
2107 qemu_chr_read(chr
, term_fifo
, 1);
2110 /* see if we can absorb more chars */
2111 if (term_fifo_size
== 0)
2117 static void stdio_read(void *opaque
)
2121 CharDriverState
*chr
= opaque
;
2123 size
= read(0, buf
, 1);
2125 /* stdin has been closed. Remove it from the active list. */
2126 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2130 if (qemu_chr_can_read(chr
) > 0) {
2131 qemu_chr_read(chr
, buf
, 1);
2132 } else if (term_fifo_size
== 0) {
2133 term_fifo
[term_fifo_size
++] = buf
[0];
2138 /* init terminal so that we can grab keys */
2139 static struct termios oldtty
;
2140 static int old_fd0_flags
;
2142 static void term_exit(void)
2144 tcsetattr (0, TCSANOW
, &oldtty
);
2145 fcntl(0, F_SETFL
, old_fd0_flags
);
2148 static void term_init(void)
2152 tcgetattr (0, &tty
);
2154 old_fd0_flags
= fcntl(0, F_GETFL
);
2156 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2157 |INLCR
|IGNCR
|ICRNL
|IXON
);
2158 tty
.c_oflag
|= OPOST
;
2159 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
2160 /* if graphical mode, we allow Ctrl-C handling */
2162 tty
.c_lflag
&= ~ISIG
;
2163 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
2166 tty
.c_cc
[VTIME
] = 0;
2168 tcsetattr (0, TCSANOW
, &tty
);
2172 fcntl(0, F_SETFL
, O_NONBLOCK
);
2175 static CharDriverState
*qemu_chr_open_stdio(void)
2177 CharDriverState
*chr
;
2179 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
2181 chr
= qemu_chr_open_fd(0, 1);
2182 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
2189 #if defined(__linux__) || defined(__sun__)
2190 static CharDriverState
*qemu_chr_open_pty(void)
2193 char slave_name
[1024];
2194 int master_fd
, slave_fd
;
2196 #if defined(__linux__)
2197 /* Not satisfying */
2198 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
2203 /* Disabling local echo and line-buffered output */
2204 tcgetattr (master_fd
, &tty
);
2205 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
2207 tty
.c_cc
[VTIME
] = 0;
2208 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
2210 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
2211 return qemu_chr_open_fd(master_fd
, master_fd
);
2214 static void tty_serial_init(int fd
, int speed
,
2215 int parity
, int data_bits
, int stop_bits
)
2221 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2222 speed
, parity
, data_bits
, stop_bits
);
2224 tcgetattr (fd
, &tty
);
2266 cfsetispeed(&tty
, spd
);
2267 cfsetospeed(&tty
, spd
);
2269 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2270 |INLCR
|IGNCR
|ICRNL
|IXON
);
2271 tty
.c_oflag
|= OPOST
;
2272 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
2273 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
2294 tty
.c_cflag
|= PARENB
;
2297 tty
.c_cflag
|= PARENB
| PARODD
;
2301 tty
.c_cflag
|= CSTOPB
;
2303 tcsetattr (fd
, TCSANOW
, &tty
);
2306 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2308 FDCharDriver
*s
= chr
->opaque
;
2311 case CHR_IOCTL_SERIAL_SET_PARAMS
:
2313 QEMUSerialSetParams
*ssp
= arg
;
2314 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
2315 ssp
->data_bits
, ssp
->stop_bits
);
2318 case CHR_IOCTL_SERIAL_SET_BREAK
:
2320 int enable
= *(int *)arg
;
2322 tcsendbreak(s
->fd_in
, 1);
2331 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
2333 CharDriverState
*chr
;
2336 TFR(fd
= open(filename
, O_RDWR
| O_NONBLOCK
));
2337 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2338 tty_serial_init(fd
, 115200, 'N', 8, 1);
2339 chr
= qemu_chr_open_fd(fd
, fd
);
2344 chr
->chr_ioctl
= tty_serial_ioctl
;
2345 qemu_chr_reset(chr
);
2348 #else /* ! __linux__ && ! __sun__ */
2349 static CharDriverState
*qemu_chr_open_pty(void)
2353 #endif /* __linux__ || __sun__ */
2355 #if defined(__linux__)
2359 } ParallelCharDriver
;
2361 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
2363 if (s
->mode
!= mode
) {
2365 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
2372 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2374 ParallelCharDriver
*drv
= chr
->opaque
;
2379 case CHR_IOCTL_PP_READ_DATA
:
2380 if (ioctl(fd
, PPRDATA
, &b
) < 0)
2382 *(uint8_t *)arg
= b
;
2384 case CHR_IOCTL_PP_WRITE_DATA
:
2385 b
= *(uint8_t *)arg
;
2386 if (ioctl(fd
, PPWDATA
, &b
) < 0)
2389 case CHR_IOCTL_PP_READ_CONTROL
:
2390 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
2392 /* Linux gives only the lowest bits, and no way to know data
2393 direction! For better compatibility set the fixed upper
2395 *(uint8_t *)arg
= b
| 0xc0;
2397 case CHR_IOCTL_PP_WRITE_CONTROL
:
2398 b
= *(uint8_t *)arg
;
2399 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
2402 case CHR_IOCTL_PP_READ_STATUS
:
2403 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
2405 *(uint8_t *)arg
= b
;
2407 case CHR_IOCTL_PP_EPP_READ_ADDR
:
2408 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2409 struct ParallelIOArg
*parg
= arg
;
2410 int n
= read(fd
, parg
->buffer
, parg
->count
);
2411 if (n
!= parg
->count
) {
2416 case CHR_IOCTL_PP_EPP_READ
:
2417 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2418 struct ParallelIOArg
*parg
= arg
;
2419 int n
= read(fd
, parg
->buffer
, parg
->count
);
2420 if (n
!= parg
->count
) {
2425 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
2426 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2427 struct ParallelIOArg
*parg
= arg
;
2428 int n
= write(fd
, parg
->buffer
, parg
->count
);
2429 if (n
!= parg
->count
) {
2434 case CHR_IOCTL_PP_EPP_WRITE
:
2435 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2436 struct ParallelIOArg
*parg
= arg
;
2437 int n
= write(fd
, parg
->buffer
, parg
->count
);
2438 if (n
!= parg
->count
) {
2449 static void pp_close(CharDriverState
*chr
)
2451 ParallelCharDriver
*drv
= chr
->opaque
;
2454 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2455 ioctl(fd
, PPRELEASE
);
2460 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2462 CharDriverState
*chr
;
2463 ParallelCharDriver
*drv
;
2466 TFR(fd
= open(filename
, O_RDWR
));
2470 if (ioctl(fd
, PPCLAIM
) < 0) {
2475 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2481 drv
->mode
= IEEE1284_MODE_COMPAT
;
2483 chr
= qemu_mallocz(sizeof(CharDriverState
));
2489 chr
->chr_write
= null_chr_write
;
2490 chr
->chr_ioctl
= pp_ioctl
;
2491 chr
->chr_close
= pp_close
;
2494 qemu_chr_reset(chr
);
2498 #endif /* __linux__ */
2504 HANDLE hcom
, hrecv
, hsend
;
2505 OVERLAPPED orecv
, osend
;
2510 #define NSENDBUF 2048
2511 #define NRECVBUF 2048
2512 #define MAXCONNECT 1
2513 #define NTIMEOUT 5000
2515 static int win_chr_poll(void *opaque
);
2516 static int win_chr_pipe_poll(void *opaque
);
2518 static void win_chr_close(CharDriverState
*chr
)
2520 WinCharState
*s
= chr
->opaque
;
2523 CloseHandle(s
->hsend
);
2527 CloseHandle(s
->hrecv
);
2531 CloseHandle(s
->hcom
);
2535 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2537 qemu_del_polling_cb(win_chr_poll
, chr
);
2540 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2542 WinCharState
*s
= chr
->opaque
;
2544 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2549 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2551 fprintf(stderr
, "Failed CreateEvent\n");
2554 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2556 fprintf(stderr
, "Failed CreateEvent\n");
2560 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2561 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2562 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2563 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2568 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2569 fprintf(stderr
, "Failed SetupComm\n");
2573 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2574 size
= sizeof(COMMCONFIG
);
2575 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2576 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2577 CommConfigDialog(filename
, NULL
, &comcfg
);
2579 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2580 fprintf(stderr
, "Failed SetCommState\n");
2584 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2585 fprintf(stderr
, "Failed SetCommMask\n");
2589 cto
.ReadIntervalTimeout
= MAXDWORD
;
2590 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2591 fprintf(stderr
, "Failed SetCommTimeouts\n");
2595 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2596 fprintf(stderr
, "Failed ClearCommError\n");
2599 qemu_add_polling_cb(win_chr_poll
, chr
);
2607 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2609 WinCharState
*s
= chr
->opaque
;
2610 DWORD len
, ret
, size
, err
;
2613 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2614 s
->osend
.hEvent
= s
->hsend
;
2617 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2619 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2621 err
= GetLastError();
2622 if (err
== ERROR_IO_PENDING
) {
2623 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2641 static int win_chr_read_poll(CharDriverState
*chr
)
2643 WinCharState
*s
= chr
->opaque
;
2645 s
->max_size
= qemu_chr_can_read(chr
);
2649 static void win_chr_readfile(CharDriverState
*chr
)
2651 WinCharState
*s
= chr
->opaque
;
2656 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2657 s
->orecv
.hEvent
= s
->hrecv
;
2658 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2660 err
= GetLastError();
2661 if (err
== ERROR_IO_PENDING
) {
2662 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2667 qemu_chr_read(chr
, buf
, size
);
2671 static void win_chr_read(CharDriverState
*chr
)
2673 WinCharState
*s
= chr
->opaque
;
2675 if (s
->len
> s
->max_size
)
2676 s
->len
= s
->max_size
;
2680 win_chr_readfile(chr
);
2683 static int win_chr_poll(void *opaque
)
2685 CharDriverState
*chr
= opaque
;
2686 WinCharState
*s
= chr
->opaque
;
2690 ClearCommError(s
->hcom
, &comerr
, &status
);
2691 if (status
.cbInQue
> 0) {
2692 s
->len
= status
.cbInQue
;
2693 win_chr_read_poll(chr
);
2700 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2702 CharDriverState
*chr
;
2705 chr
= qemu_mallocz(sizeof(CharDriverState
));
2708 s
= qemu_mallocz(sizeof(WinCharState
));
2714 chr
->chr_write
= win_chr_write
;
2715 chr
->chr_close
= win_chr_close
;
2717 if (win_chr_init(chr
, filename
) < 0) {
2722 qemu_chr_reset(chr
);
2726 static int win_chr_pipe_poll(void *opaque
)
2728 CharDriverState
*chr
= opaque
;
2729 WinCharState
*s
= chr
->opaque
;
2732 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2735 win_chr_read_poll(chr
);
2742 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2744 WinCharState
*s
= chr
->opaque
;
2752 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2754 fprintf(stderr
, "Failed CreateEvent\n");
2757 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2759 fprintf(stderr
, "Failed CreateEvent\n");
2763 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2764 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2765 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2767 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2768 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2769 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2774 ZeroMemory(&ov
, sizeof(ov
));
2775 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2776 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2778 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2782 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2784 fprintf(stderr
, "Failed GetOverlappedResult\n");
2786 CloseHandle(ov
.hEvent
);
2793 CloseHandle(ov
.hEvent
);
2796 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2805 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2807 CharDriverState
*chr
;
2810 chr
= qemu_mallocz(sizeof(CharDriverState
));
2813 s
= qemu_mallocz(sizeof(WinCharState
));
2819 chr
->chr_write
= win_chr_write
;
2820 chr
->chr_close
= win_chr_close
;
2822 if (win_chr_pipe_init(chr
, filename
) < 0) {
2827 qemu_chr_reset(chr
);
2831 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2833 CharDriverState
*chr
;
2836 chr
= qemu_mallocz(sizeof(CharDriverState
));
2839 s
= qemu_mallocz(sizeof(WinCharState
));
2846 chr
->chr_write
= win_chr_write
;
2847 qemu_chr_reset(chr
);
2851 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2853 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2856 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2860 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2861 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2862 if (fd_out
== INVALID_HANDLE_VALUE
)
2865 return qemu_chr_open_win_file(fd_out
);
2867 #endif /* !_WIN32 */
2869 /***********************************************************/
2870 /* UDP Net console */
2874 struct sockaddr_in daddr
;
2881 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2883 NetCharDriver
*s
= chr
->opaque
;
2885 return sendto(s
->fd
, buf
, len
, 0,
2886 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2889 static int udp_chr_read_poll(void *opaque
)
2891 CharDriverState
*chr
= opaque
;
2892 NetCharDriver
*s
= chr
->opaque
;
2894 s
->max_size
= qemu_chr_can_read(chr
);
2896 /* If there were any stray characters in the queue process them
2899 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2900 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2902 s
->max_size
= qemu_chr_can_read(chr
);
2907 static void udp_chr_read(void *opaque
)
2909 CharDriverState
*chr
= opaque
;
2910 NetCharDriver
*s
= chr
->opaque
;
2912 if (s
->max_size
== 0)
2914 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2915 s
->bufptr
= s
->bufcnt
;
2920 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2921 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2923 s
->max_size
= qemu_chr_can_read(chr
);
2927 static void udp_chr_update_read_handler(CharDriverState
*chr
)
2929 NetCharDriver
*s
= chr
->opaque
;
2932 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2933 udp_chr_read
, NULL
, chr
);
2937 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2939 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
2941 int parse_host_src_port(struct sockaddr_in
*haddr
,
2942 struct sockaddr_in
*saddr
,
2945 static CharDriverState
*qemu_chr_open_udp(const char *def
)
2947 CharDriverState
*chr
= NULL
;
2948 NetCharDriver
*s
= NULL
;
2950 struct sockaddr_in saddr
;
2952 chr
= qemu_mallocz(sizeof(CharDriverState
));
2955 s
= qemu_mallocz(sizeof(NetCharDriver
));
2959 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2961 perror("socket(PF_INET, SOCK_DGRAM)");
2965 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
2966 printf("Could not parse: %s\n", def
);
2970 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
2980 chr
->chr_write
= udp_chr_write
;
2981 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
2994 /***********************************************************/
2995 /* TCP Net console */
3006 static void tcp_chr_accept(void *opaque
);
3008 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
3010 TCPCharDriver
*s
= chr
->opaque
;
3012 return send_all(s
->fd
, buf
, len
);
3014 /* XXX: indicate an error ? */
3019 static int tcp_chr_read_poll(void *opaque
)
3021 CharDriverState
*chr
= opaque
;
3022 TCPCharDriver
*s
= chr
->opaque
;
3025 s
->max_size
= qemu_chr_can_read(chr
);
3030 #define IAC_BREAK 243
3031 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
3033 char *buf
, int *size
)
3035 /* Handle any telnet client's basic IAC options to satisfy char by
3036 * char mode with no echo. All IAC options will be removed from
3037 * the buf and the do_telnetopt variable will be used to track the
3038 * state of the width of the IAC information.
3040 * IAC commands come in sets of 3 bytes with the exception of the
3041 * "IAC BREAK" command and the double IAC.
3047 for (i
= 0; i
< *size
; i
++) {
3048 if (s
->do_telnetopt
> 1) {
3049 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
3050 /* Double IAC means send an IAC */
3054 s
->do_telnetopt
= 1;
3056 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
3057 /* Handle IAC break commands by sending a serial break */
3058 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
3063 if (s
->do_telnetopt
>= 4) {
3064 s
->do_telnetopt
= 1;
3067 if ((unsigned char)buf
[i
] == IAC
) {
3068 s
->do_telnetopt
= 2;
3079 static void tcp_chr_read(void *opaque
)
3081 CharDriverState
*chr
= opaque
;
3082 TCPCharDriver
*s
= chr
->opaque
;
3086 if (!s
->connected
|| s
->max_size
<= 0)
3089 if (len
> s
->max_size
)
3091 size
= recv(s
->fd
, buf
, len
, 0);
3093 /* connection closed */
3095 if (s
->listen_fd
>= 0) {
3096 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3098 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3101 } else if (size
> 0) {
3102 if (s
->do_telnetopt
)
3103 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
3105 qemu_chr_read(chr
, buf
, size
);
3109 static void tcp_chr_connect(void *opaque
)
3111 CharDriverState
*chr
= opaque
;
3112 TCPCharDriver
*s
= chr
->opaque
;
3115 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
3116 tcp_chr_read
, NULL
, chr
);
3117 qemu_chr_reset(chr
);
3120 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3121 static void tcp_chr_telnet_init(int fd
)
3124 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3125 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3126 send(fd
, (char *)buf
, 3, 0);
3127 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3128 send(fd
, (char *)buf
, 3, 0);
3129 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3130 send(fd
, (char *)buf
, 3, 0);
3131 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3132 send(fd
, (char *)buf
, 3, 0);
3135 static void socket_set_nodelay(int fd
)
3138 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
3141 static void tcp_chr_accept(void *opaque
)
3143 CharDriverState
*chr
= opaque
;
3144 TCPCharDriver
*s
= chr
->opaque
;
3145 struct sockaddr_in saddr
;
3147 struct sockaddr_un uaddr
;
3149 struct sockaddr
*addr
;
3156 len
= sizeof(uaddr
);
3157 addr
= (struct sockaddr
*)&uaddr
;
3161 len
= sizeof(saddr
);
3162 addr
= (struct sockaddr
*)&saddr
;
3164 fd
= accept(s
->listen_fd
, addr
, &len
);
3165 if (fd
< 0 && errno
!= EINTR
) {
3167 } else if (fd
>= 0) {
3168 if (s
->do_telnetopt
)
3169 tcp_chr_telnet_init(fd
);
3173 socket_set_nonblock(fd
);
3175 socket_set_nodelay(fd
);
3177 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
3178 tcp_chr_connect(chr
);
3181 static void tcp_chr_close(CharDriverState
*chr
)
3183 TCPCharDriver
*s
= chr
->opaque
;
3186 if (s
->listen_fd
>= 0)
3187 closesocket(s
->listen_fd
);
3191 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
3195 CharDriverState
*chr
= NULL
;
3196 TCPCharDriver
*s
= NULL
;
3197 int fd
= -1, ret
, err
, val
;
3199 int is_waitconnect
= 1;
3202 struct sockaddr_in saddr
;
3204 struct sockaddr_un uaddr
;
3206 struct sockaddr
*addr
;
3211 addr
= (struct sockaddr
*)&uaddr
;
3212 addrlen
= sizeof(uaddr
);
3213 if (parse_unix_path(&uaddr
, host_str
) < 0)
3218 addr
= (struct sockaddr
*)&saddr
;
3219 addrlen
= sizeof(saddr
);
3220 if (parse_host_port(&saddr
, host_str
) < 0)
3225 while((ptr
= strchr(ptr
,','))) {
3227 if (!strncmp(ptr
,"server",6)) {
3229 } else if (!strncmp(ptr
,"nowait",6)) {
3231 } else if (!strncmp(ptr
,"nodelay",6)) {
3234 printf("Unknown option: %s\n", ptr
);
3241 chr
= qemu_mallocz(sizeof(CharDriverState
));
3244 s
= qemu_mallocz(sizeof(TCPCharDriver
));
3250 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
3253 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3258 if (!is_waitconnect
)
3259 socket_set_nonblock(fd
);
3264 s
->is_unix
= is_unix
;
3265 s
->do_nodelay
= do_nodelay
&& !is_unix
;
3268 chr
->chr_write
= tcp_chr_write
;
3269 chr
->chr_close
= tcp_chr_close
;
3272 /* allow fast reuse */
3276 strncpy(path
, uaddr
.sun_path
, 108);
3283 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3286 ret
= bind(fd
, addr
, addrlen
);
3290 ret
= listen(fd
, 0);
3295 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3297 s
->do_telnetopt
= 1;
3300 ret
= connect(fd
, addr
, addrlen
);
3302 err
= socket_error();
3303 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3304 } else if (err
== EINPROGRESS
) {
3307 } else if (err
== WSAEALREADY
) {
3319 socket_set_nodelay(fd
);
3321 tcp_chr_connect(chr
);
3323 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
3326 if (is_listen
&& is_waitconnect
) {
3327 printf("QEMU waiting for connection on: %s\n", host_str
);
3328 tcp_chr_accept(chr
);
3329 socket_set_nonblock(s
->listen_fd
);
3341 CharDriverState
*qemu_chr_open(const char *filename
)
3345 if (!strcmp(filename
, "vc")) {
3346 return text_console_init(&display_state
, 0);
3347 } else if (strstart(filename
, "vc:", &p
)) {
3348 return text_console_init(&display_state
, p
);
3349 } else if (!strcmp(filename
, "null")) {
3350 return qemu_chr_open_null();
3352 if (strstart(filename
, "tcp:", &p
)) {
3353 return qemu_chr_open_tcp(p
, 0, 0);
3355 if (strstart(filename
, "telnet:", &p
)) {
3356 return qemu_chr_open_tcp(p
, 1, 0);
3358 if (strstart(filename
, "udp:", &p
)) {
3359 return qemu_chr_open_udp(p
);
3361 if (strstart(filename
, "mon:", &p
)) {
3362 CharDriverState
*drv
= qemu_chr_open(p
);
3364 drv
= qemu_chr_open_mux(drv
);
3365 monitor_init(drv
, !nographic
);
3368 printf("Unable to open driver: %s\n", p
);
3372 if (strstart(filename
, "unix:", &p
)) {
3373 return qemu_chr_open_tcp(p
, 0, 1);
3374 } else if (strstart(filename
, "file:", &p
)) {
3375 return qemu_chr_open_file_out(p
);
3376 } else if (strstart(filename
, "pipe:", &p
)) {
3377 return qemu_chr_open_pipe(p
);
3378 } else if (!strcmp(filename
, "pty")) {
3379 return qemu_chr_open_pty();
3380 } else if (!strcmp(filename
, "stdio")) {
3381 return qemu_chr_open_stdio();
3383 #if defined(__linux__)
3384 if (strstart(filename
, "/dev/parport", NULL
)) {
3385 return qemu_chr_open_pp(filename
);
3388 #if defined(__linux__) || defined(__sun__)
3389 if (strstart(filename
, "/dev/", NULL
)) {
3390 return qemu_chr_open_tty(filename
);
3394 if (strstart(filename
, "COM", NULL
)) {
3395 return qemu_chr_open_win(filename
);
3397 if (strstart(filename
, "pipe:", &p
)) {
3398 return qemu_chr_open_win_pipe(p
);
3400 if (strstart(filename
, "con:", NULL
)) {
3401 return qemu_chr_open_win_con(filename
);
3403 if (strstart(filename
, "file:", &p
)) {
3404 return qemu_chr_open_win_file_out(p
);
3412 void qemu_chr_close(CharDriverState
*chr
)
3415 chr
->chr_close(chr
);
3418 /***********************************************************/
3419 /* network device redirectors */
3421 __attribute__ (( unused
))
3422 static void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
3426 for(i
=0;i
<size
;i
+=16) {
3430 fprintf(f
, "%08x ", i
);
3433 fprintf(f
, " %02x", buf
[i
+j
]);
3438 for(j
=0;j
<len
;j
++) {
3440 if (c
< ' ' || c
> '~')
3442 fprintf(f
, "%c", c
);
3448 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3451 for(i
= 0; i
< 6; i
++) {
3452 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3465 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3470 p1
= strchr(p
, sep
);
3476 if (len
> buf_size
- 1)
3478 memcpy(buf
, p
, len
);
3485 int parse_host_src_port(struct sockaddr_in
*haddr
,
3486 struct sockaddr_in
*saddr
,
3487 const char *input_str
)
3489 char *str
= strdup(input_str
);
3490 char *host_str
= str
;
3495 * Chop off any extra arguments at the end of the string which
3496 * would start with a comma, then fill in the src port information
3497 * if it was provided else use the "any address" and "any port".
3499 if ((ptr
= strchr(str
,',')))
3502 if ((src_str
= strchr(input_str
,'@'))) {
3507 if (parse_host_port(haddr
, host_str
) < 0)
3510 if (!src_str
|| *src_str
== '\0')
3513 if (parse_host_port(saddr
, src_str
) < 0)
3524 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3532 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3534 saddr
->sin_family
= AF_INET
;
3535 if (buf
[0] == '\0') {
3536 saddr
->sin_addr
.s_addr
= 0;
3538 if (isdigit(buf
[0])) {
3539 if (!inet_aton(buf
, &saddr
->sin_addr
))
3542 if ((he
= gethostbyname(buf
)) == NULL
)
3544 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3547 port
= strtol(p
, (char **)&r
, 0);
3550 saddr
->sin_port
= htons(port
);
3555 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3560 len
= MIN(108, strlen(str
));
3561 p
= strchr(str
, ',');
3563 len
= MIN(len
, p
- str
);
3565 memset(uaddr
, 0, sizeof(*uaddr
));
3567 uaddr
->sun_family
= AF_UNIX
;
3568 memcpy(uaddr
->sun_path
, str
, len
);
3574 /* find or alloc a new VLAN */
3575 VLANState
*qemu_find_vlan(int id
)
3577 VLANState
**pvlan
, *vlan
;
3578 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3582 vlan
= qemu_mallocz(sizeof(VLANState
));
3587 pvlan
= &first_vlan
;
3588 while (*pvlan
!= NULL
)
3589 pvlan
= &(*pvlan
)->next
;
3594 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3595 IOReadHandler
*fd_read
,
3596 IOCanRWHandler
*fd_can_read
,
3599 VLANClientState
*vc
, **pvc
;
3600 vc
= qemu_mallocz(sizeof(VLANClientState
));
3603 vc
->fd_read
= fd_read
;
3604 vc
->fd_can_read
= fd_can_read
;
3605 vc
->opaque
= opaque
;
3609 pvc
= &vlan
->first_client
;
3610 while (*pvc
!= NULL
)
3611 pvc
= &(*pvc
)->next
;
3616 int qemu_can_send_packet(VLANClientState
*vc1
)
3618 VLANState
*vlan
= vc1
->vlan
;
3619 VLANClientState
*vc
;
3621 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3623 if (vc
->fd_can_read
&& vc
->fd_can_read(vc
->opaque
))
3630 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3632 VLANState
*vlan
= vc1
->vlan
;
3633 VLANClientState
*vc
;
3636 printf("vlan %d send:\n", vlan
->id
);
3637 hex_dump(stdout
, buf
, size
);
3639 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3641 vc
->fd_read(vc
->opaque
, buf
, size
);
3646 #if defined(CONFIG_SLIRP)
3648 /* slirp network adapter */
3650 static int slirp_inited
;
3651 static VLANClientState
*slirp_vc
;
3653 int slirp_can_output(void)
3655 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3658 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3661 printf("slirp output:\n");
3662 hex_dump(stdout
, pkt
, pkt_len
);
3666 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3669 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3672 printf("slirp input:\n");
3673 hex_dump(stdout
, buf
, size
);
3675 slirp_input(buf
, size
);
3678 static int net_slirp_init(VLANState
*vlan
)
3680 if (!slirp_inited
) {
3684 slirp_vc
= qemu_new_vlan_client(vlan
,
3685 slirp_receive
, NULL
, NULL
);
3686 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3690 static void net_slirp_redir(const char *redir_str
)
3695 struct in_addr guest_addr
;
3696 int host_port
, guest_port
;
3698 if (!slirp_inited
) {
3704 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3706 if (!strcmp(buf
, "tcp")) {
3708 } else if (!strcmp(buf
, "udp")) {
3714 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3716 host_port
= strtol(buf
, &r
, 0);
3720 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3722 if (buf
[0] == '\0') {
3723 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3725 if (!inet_aton(buf
, &guest_addr
))
3728 guest_port
= strtol(p
, &r
, 0);
3732 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3733 fprintf(stderr
, "qemu: could not set up redirection\n");
3738 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3746 static void smb_exit(void)
3750 char filename
[1024];
3752 /* erase all the files in the directory */
3753 d
= opendir(smb_dir
);
3758 if (strcmp(de
->d_name
, ".") != 0 &&
3759 strcmp(de
->d_name
, "..") != 0) {
3760 snprintf(filename
, sizeof(filename
), "%s/%s",
3761 smb_dir
, de
->d_name
);
3769 /* automatic user mode samba server configuration */
3770 static void net_slirp_smb(const char *exported_dir
)
3772 char smb_conf
[1024];
3773 char smb_cmdline
[1024];
3776 if (!slirp_inited
) {
3781 /* XXX: better tmp dir construction */
3782 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3783 if (mkdir(smb_dir
, 0700) < 0) {
3784 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3787 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3789 f
= fopen(smb_conf
, "w");
3791 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3798 "socket address=127.0.0.1\n"
3799 "pid directory=%s\n"
3800 "lock directory=%s\n"
3801 "log file=%s/log.smbd\n"
3802 "smb passwd file=%s/smbpasswd\n"
3803 "security = share\n"
3818 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3819 SMBD_COMMAND
, smb_conf
);
3821 slirp_add_exec(0, smb_cmdline
, 4, 139);
3824 #endif /* !defined(_WIN32) */
3825 void do_info_slirp(void)
3830 #endif /* CONFIG_SLIRP */
3832 #if !defined(_WIN32)
3834 typedef struct TAPState
{
3835 VLANClientState
*vc
;
3837 char down_script
[1024];
3840 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3842 TAPState
*s
= opaque
;
3845 ret
= write(s
->fd
, buf
, size
);
3846 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3853 static void tap_send(void *opaque
)
3855 TAPState
*s
= opaque
;
3862 sbuf
.maxlen
= sizeof(buf
);
3864 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3866 size
= read(s
->fd
, buf
, sizeof(buf
));
3869 qemu_send_packet(s
->vc
, buf
, size
);
3875 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3879 s
= qemu_mallocz(sizeof(TAPState
));
3883 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3884 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3885 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3889 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3890 static int tap_open(char *ifname
, int ifname_size
)
3896 TFR(fd
= open("/dev/tap", O_RDWR
));
3898 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3903 dev
= devname(s
.st_rdev
, S_IFCHR
);
3904 pstrcpy(ifname
, ifname_size
, dev
);
3906 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3909 #elif defined(__sun__)
3910 #define TUNNEWPPA (('T'<<16) | 0x0001)
3912 * Allocate TAP device, returns opened fd.
3913 * Stores dev name in the first arg(must be large enough).
3915 int tap_alloc(char *dev
)
3917 int tap_fd
, if_fd
, ppa
= -1;
3918 static int ip_fd
= 0;
3921 static int arp_fd
= 0;
3922 int ip_muxid
, arp_muxid
;
3923 struct strioctl strioc_if
, strioc_ppa
;
3924 int link_type
= I_PLINK
;;
3926 char actual_name
[32] = "";
3928 memset(&ifr
, 0x0, sizeof(ifr
));
3932 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
3936 /* Check if IP device was opened */
3940 TFR(ip_fd
= open("/dev/udp", O_RDWR
, 0));
3942 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
3946 TFR(tap_fd
= open("/dev/tap", O_RDWR
, 0));
3948 syslog(LOG_ERR
, "Can't open /dev/tap");
3952 /* Assign a new PPA and get its unit number. */
3953 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
3954 strioc_ppa
.ic_timout
= 0;
3955 strioc_ppa
.ic_len
= sizeof(ppa
);
3956 strioc_ppa
.ic_dp
= (char *)&ppa
;
3957 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
3958 syslog (LOG_ERR
, "Can't assign new interface");
3960 TFR(if_fd
= open("/dev/tap", O_RDWR
, 0));
3962 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
3965 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
3966 syslog(LOG_ERR
, "Can't push IP module");
3970 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
3971 syslog(LOG_ERR
, "Can't get flags\n");
3973 snprintf (actual_name
, 32, "tap%d", ppa
);
3974 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
3977 /* Assign ppa according to the unit number returned by tun device */
3979 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
3980 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
3981 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
3982 syslog (LOG_ERR
, "Can't get flags\n");
3983 /* Push arp module to if_fd */
3984 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
3985 syslog (LOG_ERR
, "Can't push ARP module (2)");
3987 /* Push arp module to ip_fd */
3988 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
3989 syslog (LOG_ERR
, "I_POP failed\n");
3990 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
3991 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
3993 TFR(arp_fd
= open ("/dev/tap", O_RDWR
, 0));
3995 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
3997 /* Set ifname to arp */
3998 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
3999 strioc_if
.ic_timout
= 0;
4000 strioc_if
.ic_len
= sizeof(ifr
);
4001 strioc_if
.ic_dp
= (char *)&ifr
;
4002 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
4003 syslog (LOG_ERR
, "Can't set ifname to arp\n");
4006 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
4007 syslog(LOG_ERR
, "Can't link TAP device to IP");
4011 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
4012 syslog (LOG_ERR
, "Can't link TAP device to ARP");
4016 memset(&ifr
, 0x0, sizeof(ifr
));
4017 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4018 ifr
.lifr_ip_muxid
= ip_muxid
;
4019 ifr
.lifr_arp_muxid
= arp_muxid
;
4021 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
4023 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
4024 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
4025 syslog (LOG_ERR
, "Can't set multiplexor id");
4028 sprintf(dev
, "tap%d", ppa
);
4032 static int tap_open(char *ifname
, int ifname_size
)
4036 if( (fd
= tap_alloc(dev
)) < 0 ){
4037 fprintf(stderr
, "Cannot allocate TAP device\n");
4040 pstrcpy(ifname
, ifname_size
, dev
);
4041 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4045 static int tap_open(char *ifname
, int ifname_size
)
4050 TFR(fd
= open("/dev/net/tun", O_RDWR
));
4052 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4055 memset(&ifr
, 0, sizeof(ifr
));
4056 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
4057 if (ifname
[0] != '\0')
4058 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
4060 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
4061 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
4063 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4067 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
4068 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4073 static int launch_script(const char *setup_script
, const char *ifname
, int fd
)
4079 /* try to launch network script */
4083 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
4084 for (i
= 0; i
< open_max
; i
++)
4085 if (i
!= STDIN_FILENO
&&
4086 i
!= STDOUT_FILENO
&&
4087 i
!= STDERR_FILENO
&&
4092 *parg
++ = (char *)setup_script
;
4093 *parg
++ = (char *)ifname
;
4095 execv(setup_script
, args
);
4098 while (waitpid(pid
, &status
, 0) != pid
);
4099 if (!WIFEXITED(status
) ||
4100 WEXITSTATUS(status
) != 0) {
4101 fprintf(stderr
, "%s: could not launch network script\n",
4109 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
4110 const char *setup_script
, const char *down_script
)
4116 if (ifname1
!= NULL
)
4117 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
4120 TFR(fd
= tap_open(ifname
, sizeof(ifname
)));
4124 if (!setup_script
|| !strcmp(setup_script
, "no"))
4126 if (setup_script
[0] != '\0') {
4127 if (launch_script(setup_script
, ifname
, fd
))
4130 s
= net_tap_fd_init(vlan
, fd
);
4133 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4134 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
4135 if (down_script
&& strcmp(down_script
, "no"))
4136 snprintf(s
->down_script
, sizeof(s
->down_script
), "%s", down_script
);
4140 #endif /* !_WIN32 */
4142 /* network connection */
4143 typedef struct NetSocketState
{
4144 VLANClientState
*vc
;
4146 int state
; /* 0 = getting length, 1 = getting data */
4150 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4153 typedef struct NetSocketListenState
{
4156 } NetSocketListenState
;
4158 /* XXX: we consider we can send the whole packet without blocking */
4159 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
4161 NetSocketState
*s
= opaque
;
4165 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
4166 send_all(s
->fd
, buf
, size
);
4169 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
4171 NetSocketState
*s
= opaque
;
4172 sendto(s
->fd
, buf
, size
, 0,
4173 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
4176 static void net_socket_send(void *opaque
)
4178 NetSocketState
*s
= opaque
;
4183 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
4185 err
= socket_error();
4186 if (err
!= EWOULDBLOCK
)
4188 } else if (size
== 0) {
4189 /* end of connection */
4191 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4197 /* reassemble a packet from the network */
4203 memcpy(s
->buf
+ s
->index
, buf
, l
);
4207 if (s
->index
== 4) {
4209 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
4215 l
= s
->packet_len
- s
->index
;
4218 memcpy(s
->buf
+ s
->index
, buf
, l
);
4222 if (s
->index
>= s
->packet_len
) {
4223 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
4232 static void net_socket_send_dgram(void *opaque
)
4234 NetSocketState
*s
= opaque
;
4237 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
4241 /* end of connection */
4242 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4245 qemu_send_packet(s
->vc
, s
->buf
, size
);
4248 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
4253 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
4254 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4255 inet_ntoa(mcastaddr
->sin_addr
),
4256 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
4260 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
4262 perror("socket(PF_INET, SOCK_DGRAM)");
4267 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
4268 (const char *)&val
, sizeof(val
));
4270 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4274 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
4280 /* Add host to multicast group */
4281 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
4282 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
4284 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
4285 (const char *)&imr
, sizeof(struct ip_mreq
));
4287 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4291 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4293 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
4294 (const char *)&val
, sizeof(val
));
4296 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4300 socket_set_nonblock(fd
);
4308 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
4311 struct sockaddr_in saddr
;
4313 socklen_t saddr_len
;
4316 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4317 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4318 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4322 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
4324 if (saddr
.sin_addr
.s_addr
==0) {
4325 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4329 /* clone dgram socket */
4330 newfd
= net_socket_mcast_create(&saddr
);
4332 /* error already reported by net_socket_mcast_create() */
4336 /* clone newfd to fd, close newfd */
4341 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4342 fd
, strerror(errno
));
4347 s
= qemu_mallocz(sizeof(NetSocketState
));
4352 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
4353 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
4355 /* mcast: save bound address as dst */
4356 if (is_connected
) s
->dgram_dst
=saddr
;
4358 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4359 "socket: fd=%d (%s mcast=%s:%d)",
4360 fd
, is_connected
? "cloned" : "",
4361 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4365 static void net_socket_connect(void *opaque
)
4367 NetSocketState
*s
= opaque
;
4368 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
4371 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
4375 s
= qemu_mallocz(sizeof(NetSocketState
));
4379 s
->vc
= qemu_new_vlan_client(vlan
,
4380 net_socket_receive
, NULL
, s
);
4381 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4382 "socket: fd=%d", fd
);
4384 net_socket_connect(s
);
4386 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
4391 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
4394 int so_type
=-1, optlen
=sizeof(so_type
);
4396 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
, &optlen
)< 0) {
4397 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
4402 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
4404 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4406 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4407 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
4408 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4413 static void net_socket_accept(void *opaque
)
4415 NetSocketListenState
*s
= opaque
;
4417 struct sockaddr_in saddr
;
4422 len
= sizeof(saddr
);
4423 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
4424 if (fd
< 0 && errno
!= EINTR
) {
4426 } else if (fd
>= 0) {
4430 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
4434 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
4435 "socket: connection from %s:%d",
4436 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4440 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
4442 NetSocketListenState
*s
;
4444 struct sockaddr_in saddr
;
4446 if (parse_host_port(&saddr
, host_str
) < 0)
4449 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4453 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4458 socket_set_nonblock(fd
);
4460 /* allow fast reuse */
4462 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4464 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4469 ret
= listen(fd
, 0);
4476 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4480 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4483 int fd
, connected
, ret
, err
;
4484 struct sockaddr_in saddr
;
4486 if (parse_host_port(&saddr
, host_str
) < 0)
4489 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4494 socket_set_nonblock(fd
);
4498 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4500 err
= socket_error();
4501 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4502 } else if (err
== EINPROGRESS
) {
4505 } else if (err
== WSAEALREADY
) {
4518 s
= net_socket_fd_init(vlan
, fd
, connected
);
4521 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4522 "socket: connect to %s:%d",
4523 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4527 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4531 struct sockaddr_in saddr
;
4533 if (parse_host_port(&saddr
, host_str
) < 0)
4537 fd
= net_socket_mcast_create(&saddr
);
4541 s
= net_socket_fd_init(vlan
, fd
, 0);
4545 s
->dgram_dst
= saddr
;
4547 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4548 "socket: mcast=%s:%d",
4549 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4554 static const char *get_word(char *buf
, int buf_size
, const char *p
)
4561 while (*p
!= '\0') {
4566 } else if (*p
== '\"') {
4567 substring
= !substring
;
4570 } else if (!substring
&& (*p
== ',' || *p
== '='))
4572 if (q
&& (q
- buf
) < buf_size
- 1)
4582 static int get_param_value(char *buf
, int buf_size
,
4583 const char *tag
, const char *str
)
4590 p
= get_word(option
, sizeof(option
), p
);
4594 if (!strcmp(tag
, option
)) {
4595 (void)get_word(buf
, buf_size
, p
);
4598 p
= get_word(NULL
, 0, p
);
4607 static int check_params(char *buf
, int buf_size
,
4608 char **params
, const char *str
)
4615 p
= get_word(buf
, buf_size
, p
);
4619 for(i
= 0; params
[i
] != NULL
; i
++)
4620 if (!strcmp(params
[i
], buf
))
4622 if (params
[i
] == NULL
)
4624 p
= get_word(NULL
, 0, p
);
4633 static int net_client_init(const char *str
)
4644 while (*p
!= '\0' && *p
!= ',') {
4645 if ((q
- device
) < sizeof(device
) - 1)
4653 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4654 vlan_id
= strtol(buf
, NULL
, 0);
4656 vlan
= qemu_find_vlan(vlan_id
);
4658 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4661 if (!strcmp(device
, "nic")) {
4665 if (nb_nics
>= MAX_NICS
) {
4666 fprintf(stderr
, "Too Many NICs\n");
4669 nd
= &nd_table
[nb_nics
];
4670 macaddr
= nd
->macaddr
;
4676 macaddr
[5] = 0x56 + nb_nics
;
4678 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4679 if (parse_macaddr(macaddr
, buf
) < 0) {
4680 fprintf(stderr
, "invalid syntax for ethernet address\n");
4684 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4685 nd
->model
= strdup(buf
);
4689 vlan
->nb_guest_devs
++;
4692 if (!strcmp(device
, "none")) {
4693 /* does nothing. It is needed to signal that no network cards
4698 if (!strcmp(device
, "user")) {
4699 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4700 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4702 vlan
->nb_host_devs
++;
4703 ret
= net_slirp_init(vlan
);
4707 if (!strcmp(device
, "tap")) {
4709 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4710 fprintf(stderr
, "tap: no interface name\n");
4713 vlan
->nb_host_devs
++;
4714 ret
= tap_win32_init(vlan
, ifname
);
4717 if (!strcmp(device
, "tap")) {
4719 char setup_script
[1024], down_script
[1024];
4721 vlan
->nb_host_devs
++;
4722 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4723 fd
= strtol(buf
, NULL
, 0);
4725 if (net_tap_fd_init(vlan
, fd
))
4728 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4731 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4732 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4734 if (get_param_value(down_script
, sizeof(down_script
), "downscript", p
) == 0) {
4735 pstrcpy(down_script
, sizeof(down_script
), DEFAULT_NETWORK_DOWN_SCRIPT
);
4737 ret
= net_tap_init(vlan
, ifname
, setup_script
, down_script
);
4741 if (!strcmp(device
, "socket")) {
4742 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4744 fd
= strtol(buf
, NULL
, 0);
4746 if (net_socket_fd_init(vlan
, fd
, 1))
4748 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4749 ret
= net_socket_listen_init(vlan
, buf
);
4750 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4751 ret
= net_socket_connect_init(vlan
, buf
);
4752 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4753 ret
= net_socket_mcast_init(vlan
, buf
);
4755 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4758 vlan
->nb_host_devs
++;
4761 fprintf(stderr
, "Unknown network device: %s\n", device
);
4765 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4771 void do_info_network(void)
4774 VLANClientState
*vc
;
4776 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4777 term_printf("VLAN %d devices:\n", vlan
->id
);
4778 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4779 term_printf(" %s\n", vc
->info_str
);
4783 #define HD_ALIAS "file=\"%s\",index=%d,media=disk"
4785 #define CDROM_ALIAS "index=1,media=cdrom"
4787 #define CDROM_ALIAS "index=2,media=cdrom"
4789 #define FD_ALIAS "index=%d,if=floppy"
4790 #define PFLASH_ALIAS "file=\"%s\",if=pflash"
4791 #define MTD_ALIAS "file=\"%s\",if=mtd"
4792 #define SD_ALIAS "file=\"%s\",if=sd"
4794 static int drive_add(const char *fmt
, ...)
4798 if (nb_drives_opt
>= MAX_DRIVES
) {
4799 fprintf(stderr
, "qemu: too many drives\n");
4804 vsnprintf(drives_opt
[nb_drives_opt
], sizeof(drives_opt
[0]), fmt
, ap
);
4807 return nb_drives_opt
++;
4810 int drive_get_index(BlockInterfaceType interface
, int bus
, int unit
)
4814 /* seek interface, bus and unit */
4816 for (index
= 0; index
< nb_drives
; index
++)
4817 if (drives_table
[index
].interface
== interface
&&
4818 drives_table
[index
].bus
== bus
&&
4819 drives_table
[index
].unit
== unit
)
4825 int drive_get_max_bus(BlockInterfaceType interface
)
4831 for (index
= 0; index
< nb_drives
; index
++) {
4832 if(drives_table
[index
].interface
== interface
&&
4833 drives_table
[index
].bus
> max_bus
)
4834 max_bus
= drives_table
[index
].bus
;
4839 static int drive_init(const char *str
, int snapshot
, QEMUMachine
*machine
)
4843 BlockInterfaceType interface
;
4844 enum { MEDIA_DISK
, MEDIA_CDROM
} media
;
4845 int bus_id
, unit_id
;
4846 int cyls
, heads
, secs
, translation
;
4847 BlockDriverState
*bdrv
;
4850 char *params
[] = { "bus", "unit", "if", "index", "cyls", "heads",
4851 "secs", "trans", "media", "snapshot", "file", NULL
};
4853 if (check_params(buf
, sizeof(buf
), params
, str
) < 0) {
4854 fprintf(stderr
, "qemu: unknowm parameter '%s' in '%s'\n",
4860 cyls
= heads
= secs
= 0;
4863 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4866 if (!strcmp(machine
->name
, "realview") ||
4867 !strcmp(machine
->name
, "SS-5") ||
4868 !strcmp(machine
->name
, "SS-10") ||
4869 !strcmp(machine
->name
, "SS-600MP") ||
4870 !strcmp(machine
->name
, "versatilepb") ||
4871 !strcmp(machine
->name
, "versatileab")) {
4872 interface
= IF_SCSI
;
4873 max_devs
= MAX_SCSI_DEVS
;
4876 max_devs
= MAX_IDE_DEVS
;
4880 /* extract parameters */
4882 if (get_param_value(buf
, sizeof(buf
), "bus", str
)) {
4883 bus_id
= strtol(buf
, NULL
, 0);
4885 fprintf(stderr
, "qemu: '%s' invalid bus id\n", str
);
4890 if (get_param_value(buf
, sizeof(buf
), "unit", str
)) {
4891 unit_id
= strtol(buf
, NULL
, 0);
4893 fprintf(stderr
, "qemu: '%s' invalid unit id\n", str
);
4898 if (get_param_value(buf
, sizeof(buf
), "if", str
)) {
4899 if (!strcmp(buf
, "ide")) {
4901 max_devs
= MAX_IDE_DEVS
;
4902 } else if (!strcmp(buf
, "scsi")) {
4903 interface
= IF_SCSI
;
4904 max_devs
= MAX_SCSI_DEVS
;
4905 } else if (!strcmp(buf
, "floppy")) {
4906 interface
= IF_FLOPPY
;
4908 } else if (!strcmp(buf
, "pflash")) {
4909 interface
= IF_PFLASH
;
4911 } else if (!strcmp(buf
, "mtd")) {
4914 } else if (!strcmp(buf
, "sd")) {
4918 fprintf(stderr
, "qemu: '%s' unsupported bus type '%s'\n", str
, buf
);
4923 if (get_param_value(buf
, sizeof(buf
), "index", str
)) {
4924 index
= strtol(buf
, NULL
, 0);
4926 fprintf(stderr
, "qemu: '%s' invalid index\n", str
);
4931 if (get_param_value(buf
, sizeof(buf
), "cyls", str
)) {
4932 cyls
= strtol(buf
, NULL
, 0);
4935 if (get_param_value(buf
, sizeof(buf
), "heads", str
)) {
4936 heads
= strtol(buf
, NULL
, 0);
4939 if (get_param_value(buf
, sizeof(buf
), "secs", str
)) {
4940 secs
= strtol(buf
, NULL
, 0);
4943 if (cyls
|| heads
|| secs
) {
4944 if (cyls
< 1 || cyls
> 16383) {
4945 fprintf(stderr
, "qemu: '%s' invalid physical cyls number\n", str
);
4948 if (heads
< 1 || heads
> 16) {
4949 fprintf(stderr
, "qemu: '%s' invalid physical heads number\n", str
);
4952 if (secs
< 1 || secs
> 63) {
4953 fprintf(stderr
, "qemu: '%s' invalid physical secs number\n", str
);
4958 if (get_param_value(buf
, sizeof(buf
), "trans", str
)) {
4961 "qemu: '%s' trans must be used with cyls,heads and secs\n",
4965 if (!strcmp(buf
, "none"))
4966 translation
= BIOS_ATA_TRANSLATION_NONE
;
4967 else if (!strcmp(buf
, "lba"))
4968 translation
= BIOS_ATA_TRANSLATION_LBA
;
4969 else if (!strcmp(buf
, "auto"))
4970 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4972 fprintf(stderr
, "qemu: '%s' invalid translation type\n", str
);
4977 if (get_param_value(buf
, sizeof(buf
), "media", str
)) {
4978 if (!strcmp(buf
, "disk")) {
4980 } else if (!strcmp(buf
, "cdrom")) {
4981 if (cyls
|| secs
|| heads
) {
4983 "qemu: '%s' invalid physical CHS format\n", str
);
4986 media
= MEDIA_CDROM
;
4988 fprintf(stderr
, "qemu: '%s' invalid media\n", str
);
4993 if (get_param_value(buf
, sizeof(buf
), "snapshot", str
)) {
4994 if (!strcmp(buf
, "on"))
4996 else if (!strcmp(buf
, "off"))
4999 fprintf(stderr
, "qemu: '%s' invalid snapshot option\n", str
);
5004 get_param_value(file
, sizeof(file
), "file", str
);
5006 /* compute bus and unit according index */
5009 if (bus_id
!= 0 || unit_id
!= -1) {
5011 "qemu: '%s' index cannot be used with bus and unit\n", str
);
5019 unit_id
= index
% max_devs
;
5020 bus_id
= index
/ max_devs
;
5024 /* if user doesn't specify a unit_id,
5025 * try to find the first free
5028 if (unit_id
== -1) {
5030 while (drive_get_index(interface
, bus_id
, unit_id
) != -1) {
5032 if (max_devs
&& unit_id
>= max_devs
) {
5033 unit_id
-= max_devs
;
5041 if (max_devs
&& unit_id
>= max_devs
) {
5042 fprintf(stderr
, "qemu: '%s' unit %d too big (max is %d)\n",
5043 str
, unit_id
, max_devs
- 1);
5048 * ignore multiple definitions
5051 if (drive_get_index(interface
, bus_id
, unit_id
) != -1)
5056 snprintf(buf
, sizeof(buf
), "drive%d", nb_drives
);
5057 bdrv
= bdrv_new(buf
);
5058 drives_table
[nb_drives
].bdrv
= bdrv
;
5059 drives_table
[nb_drives
].interface
= interface
;
5060 drives_table
[nb_drives
].bus
= bus_id
;
5061 drives_table
[nb_drives
].unit
= unit_id
;
5070 bdrv_set_geometry_hint(bdrv
, cyls
, heads
, secs
);
5071 bdrv_set_translation_hint(bdrv
, translation
);
5075 bdrv_set_type_hint(bdrv
, BDRV_TYPE_CDROM
);
5080 /* FIXME: This isn't really a floppy, but it's a reasonable
5083 bdrv_set_type_hint(bdrv
, BDRV_TYPE_FLOPPY
);
5091 if (bdrv_open(bdrv
, file
, snapshot
? BDRV_O_SNAPSHOT
: 0) < 0 ||
5092 qemu_key_check(bdrv
, file
)) {
5093 fprintf(stderr
, "qemu: could not open disk image %s\n",
5100 /***********************************************************/
5103 static USBPort
*used_usb_ports
;
5104 static USBPort
*free_usb_ports
;
5106 /* ??? Maybe change this to register a hub to keep track of the topology. */
5107 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
5108 usb_attachfn attach
)
5110 port
->opaque
= opaque
;
5111 port
->index
= index
;
5112 port
->attach
= attach
;
5113 port
->next
= free_usb_ports
;
5114 free_usb_ports
= port
;
5117 static int usb_device_add(const char *devname
)
5123 if (!free_usb_ports
)
5126 if (strstart(devname
, "host:", &p
)) {
5127 dev
= usb_host_device_open(p
);
5128 } else if (!strcmp(devname
, "mouse")) {
5129 dev
= usb_mouse_init();
5130 } else if (!strcmp(devname
, "tablet")) {
5131 dev
= usb_tablet_init();
5132 } else if (!strcmp(devname
, "keyboard")) {
5133 dev
= usb_keyboard_init();
5134 } else if (strstart(devname
, "disk:", &p
)) {
5135 dev
= usb_msd_init(p
);
5136 } else if (!strcmp(devname
, "wacom-tablet")) {
5137 dev
= usb_wacom_init();
5144 /* Find a USB port to add the device to. */
5145 port
= free_usb_ports
;
5149 /* Create a new hub and chain it on. */
5150 free_usb_ports
= NULL
;
5151 port
->next
= used_usb_ports
;
5152 used_usb_ports
= port
;
5154 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
5155 usb_attach(port
, hub
);
5156 port
= free_usb_ports
;
5159 free_usb_ports
= port
->next
;
5160 port
->next
= used_usb_ports
;
5161 used_usb_ports
= port
;
5162 usb_attach(port
, dev
);
5166 static int usb_device_del(const char *devname
)
5174 if (!used_usb_ports
)
5177 p
= strchr(devname
, '.');
5180 bus_num
= strtoul(devname
, NULL
, 0);
5181 addr
= strtoul(p
+ 1, NULL
, 0);
5185 lastp
= &used_usb_ports
;
5186 port
= used_usb_ports
;
5187 while (port
&& port
->dev
->addr
!= addr
) {
5188 lastp
= &port
->next
;
5196 *lastp
= port
->next
;
5197 usb_attach(port
, NULL
);
5198 dev
->handle_destroy(dev
);
5199 port
->next
= free_usb_ports
;
5200 free_usb_ports
= port
;
5204 void do_usb_add(const char *devname
)
5207 ret
= usb_device_add(devname
);
5209 term_printf("Could not add USB device '%s'\n", devname
);
5212 void do_usb_del(const char *devname
)
5215 ret
= usb_device_del(devname
);
5217 term_printf("Could not remove USB device '%s'\n", devname
);
5224 const char *speed_str
;
5227 term_printf("USB support not enabled\n");
5231 for (port
= used_usb_ports
; port
; port
= port
->next
) {
5235 switch(dev
->speed
) {
5239 case USB_SPEED_FULL
:
5242 case USB_SPEED_HIGH
:
5249 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5250 0, dev
->addr
, speed_str
, dev
->devname
);
5254 /***********************************************************/
5255 /* PCMCIA/Cardbus */
5257 static struct pcmcia_socket_entry_s
{
5258 struct pcmcia_socket_s
*socket
;
5259 struct pcmcia_socket_entry_s
*next
;
5260 } *pcmcia_sockets
= 0;
5262 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
5264 struct pcmcia_socket_entry_s
*entry
;
5266 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
5267 entry
->socket
= socket
;
5268 entry
->next
= pcmcia_sockets
;
5269 pcmcia_sockets
= entry
;
5272 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
5274 struct pcmcia_socket_entry_s
*entry
, **ptr
;
5276 ptr
= &pcmcia_sockets
;
5277 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
5278 if (entry
->socket
== socket
) {
5284 void pcmcia_info(void)
5286 struct pcmcia_socket_entry_s
*iter
;
5287 if (!pcmcia_sockets
)
5288 term_printf("No PCMCIA sockets\n");
5290 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
5291 term_printf("%s: %s\n", iter
->socket
->slot_string
,
5292 iter
->socket
->attached
? iter
->socket
->card_string
:
5296 /***********************************************************/
5299 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
5303 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
5307 static void dumb_refresh(DisplayState
*ds
)
5309 #if defined(CONFIG_SDL)
5314 static void dumb_display_init(DisplayState
*ds
)
5319 ds
->dpy_update
= dumb_update
;
5320 ds
->dpy_resize
= dumb_resize
;
5321 ds
->dpy_refresh
= dumb_refresh
;
5324 /***********************************************************/
5327 #define MAX_IO_HANDLERS 64
5329 typedef struct IOHandlerRecord
{
5331 IOCanRWHandler
*fd_read_poll
;
5333 IOHandler
*fd_write
;
5336 /* temporary data */
5338 struct IOHandlerRecord
*next
;
5341 static IOHandlerRecord
*first_io_handler
;
5343 /* XXX: fd_read_poll should be suppressed, but an API change is
5344 necessary in the character devices to suppress fd_can_read(). */
5345 int qemu_set_fd_handler2(int fd
,
5346 IOCanRWHandler
*fd_read_poll
,
5348 IOHandler
*fd_write
,
5351 IOHandlerRecord
**pioh
, *ioh
;
5353 if (!fd_read
&& !fd_write
) {
5354 pioh
= &first_io_handler
;
5359 if (ioh
->fd
== fd
) {
5366 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5370 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
5373 ioh
->next
= first_io_handler
;
5374 first_io_handler
= ioh
;
5377 ioh
->fd_read_poll
= fd_read_poll
;
5378 ioh
->fd_read
= fd_read
;
5379 ioh
->fd_write
= fd_write
;
5380 ioh
->opaque
= opaque
;
5386 int qemu_set_fd_handler(int fd
,
5388 IOHandler
*fd_write
,
5391 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
5394 /***********************************************************/
5395 /* Polling handling */
5397 typedef struct PollingEntry
{
5400 struct PollingEntry
*next
;
5403 static PollingEntry
*first_polling_entry
;
5405 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
5407 PollingEntry
**ppe
, *pe
;
5408 pe
= qemu_mallocz(sizeof(PollingEntry
));
5412 pe
->opaque
= opaque
;
5413 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
5418 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
5420 PollingEntry
**ppe
, *pe
;
5421 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
5423 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
5432 /***********************************************************/
5433 /* Wait objects support */
5434 typedef struct WaitObjects
{
5436 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
5437 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
5438 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
5441 static WaitObjects wait_objects
= {0};
5443 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5445 WaitObjects
*w
= &wait_objects
;
5447 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
5449 w
->events
[w
->num
] = handle
;
5450 w
->func
[w
->num
] = func
;
5451 w
->opaque
[w
->num
] = opaque
;
5456 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5459 WaitObjects
*w
= &wait_objects
;
5462 for (i
= 0; i
< w
->num
; i
++) {
5463 if (w
->events
[i
] == handle
)
5466 w
->events
[i
] = w
->events
[i
+ 1];
5467 w
->func
[i
] = w
->func
[i
+ 1];
5468 w
->opaque
[i
] = w
->opaque
[i
+ 1];
5476 /***********************************************************/
5477 /* savevm/loadvm support */
5479 #define IO_BUF_SIZE 32768
5483 BlockDriverState
*bs
;
5486 int64_t base_offset
;
5487 int64_t buf_offset
; /* start of buffer when writing, end of buffer
5490 int buf_size
; /* 0 when writing */
5491 uint8_t buf
[IO_BUF_SIZE
];
5494 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
5498 f
= qemu_mallocz(sizeof(QEMUFile
));
5501 if (!strcmp(mode
, "wb")) {
5503 } else if (!strcmp(mode
, "rb")) {
5508 f
->outfile
= fopen(filename
, mode
);
5520 static QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
5524 f
= qemu_mallocz(sizeof(QEMUFile
));
5529 f
->is_writable
= is_writable
;
5530 f
->base_offset
= offset
;
5534 void qemu_fflush(QEMUFile
*f
)
5536 if (!f
->is_writable
)
5538 if (f
->buf_index
> 0) {
5540 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5541 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
5543 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5544 f
->buf
, f
->buf_index
);
5546 f
->buf_offset
+= f
->buf_index
;
5551 static void qemu_fill_buffer(QEMUFile
*f
)
5558 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5559 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
5563 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5564 f
->buf
, IO_BUF_SIZE
);
5570 f
->buf_offset
+= len
;
5573 void qemu_fclose(QEMUFile
*f
)
5583 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
5587 l
= IO_BUF_SIZE
- f
->buf_index
;
5590 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
5594 if (f
->buf_index
>= IO_BUF_SIZE
)
5599 void qemu_put_byte(QEMUFile
*f
, int v
)
5601 f
->buf
[f
->buf_index
++] = v
;
5602 if (f
->buf_index
>= IO_BUF_SIZE
)
5606 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
5612 l
= f
->buf_size
- f
->buf_index
;
5614 qemu_fill_buffer(f
);
5615 l
= f
->buf_size
- f
->buf_index
;
5621 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
5626 return size1
- size
;
5629 int qemu_get_byte(QEMUFile
*f
)
5631 if (f
->buf_index
>= f
->buf_size
) {
5632 qemu_fill_buffer(f
);
5633 if (f
->buf_index
>= f
->buf_size
)
5636 return f
->buf
[f
->buf_index
++];
5639 int64_t qemu_ftell(QEMUFile
*f
)
5641 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
5644 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
5646 if (whence
== SEEK_SET
) {
5648 } else if (whence
== SEEK_CUR
) {
5649 pos
+= qemu_ftell(f
);
5651 /* SEEK_END not supported */
5654 if (f
->is_writable
) {
5656 f
->buf_offset
= pos
;
5658 f
->buf_offset
= pos
;
5665 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
5667 qemu_put_byte(f
, v
>> 8);
5668 qemu_put_byte(f
, v
);
5671 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
5673 qemu_put_byte(f
, v
>> 24);
5674 qemu_put_byte(f
, v
>> 16);
5675 qemu_put_byte(f
, v
>> 8);
5676 qemu_put_byte(f
, v
);
5679 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
5681 qemu_put_be32(f
, v
>> 32);
5682 qemu_put_be32(f
, v
);
5685 unsigned int qemu_get_be16(QEMUFile
*f
)
5688 v
= qemu_get_byte(f
) << 8;
5689 v
|= qemu_get_byte(f
);
5693 unsigned int qemu_get_be32(QEMUFile
*f
)
5696 v
= qemu_get_byte(f
) << 24;
5697 v
|= qemu_get_byte(f
) << 16;
5698 v
|= qemu_get_byte(f
) << 8;
5699 v
|= qemu_get_byte(f
);
5703 uint64_t qemu_get_be64(QEMUFile
*f
)
5706 v
= (uint64_t)qemu_get_be32(f
) << 32;
5707 v
|= qemu_get_be32(f
);
5711 typedef struct SaveStateEntry
{
5715 SaveStateHandler
*save_state
;
5716 LoadStateHandler
*load_state
;
5718 struct SaveStateEntry
*next
;
5721 static SaveStateEntry
*first_se
;
5723 int register_savevm(const char *idstr
,
5726 SaveStateHandler
*save_state
,
5727 LoadStateHandler
*load_state
,
5730 SaveStateEntry
*se
, **pse
;
5732 se
= qemu_malloc(sizeof(SaveStateEntry
));
5735 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
5736 se
->instance_id
= instance_id
;
5737 se
->version_id
= version_id
;
5738 se
->save_state
= save_state
;
5739 se
->load_state
= load_state
;
5740 se
->opaque
= opaque
;
5743 /* add at the end of list */
5745 while (*pse
!= NULL
)
5746 pse
= &(*pse
)->next
;
5751 #define QEMU_VM_FILE_MAGIC 0x5145564d
5752 #define QEMU_VM_FILE_VERSION 0x00000002
5754 static int qemu_savevm_state(QEMUFile
*f
)
5758 int64_t cur_pos
, len_pos
, total_len_pos
;
5760 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
5761 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
5762 total_len_pos
= qemu_ftell(f
);
5763 qemu_put_be64(f
, 0); /* total size */
5765 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5767 len
= strlen(se
->idstr
);
5768 qemu_put_byte(f
, len
);
5769 qemu_put_buffer(f
, se
->idstr
, len
);
5771 qemu_put_be32(f
, se
->instance_id
);
5772 qemu_put_be32(f
, se
->version_id
);
5774 /* record size: filled later */
5775 len_pos
= qemu_ftell(f
);
5776 qemu_put_be32(f
, 0);
5777 se
->save_state(f
, se
->opaque
);
5779 /* fill record size */
5780 cur_pos
= qemu_ftell(f
);
5781 len
= cur_pos
- len_pos
- 4;
5782 qemu_fseek(f
, len_pos
, SEEK_SET
);
5783 qemu_put_be32(f
, len
);
5784 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5786 cur_pos
= qemu_ftell(f
);
5787 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
5788 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
5789 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5795 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
5799 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5800 if (!strcmp(se
->idstr
, idstr
) &&
5801 instance_id
== se
->instance_id
)
5807 static int qemu_loadvm_state(QEMUFile
*f
)
5810 int len
, ret
, instance_id
, record_len
, version_id
;
5811 int64_t total_len
, end_pos
, cur_pos
;
5815 v
= qemu_get_be32(f
);
5816 if (v
!= QEMU_VM_FILE_MAGIC
)
5818 v
= qemu_get_be32(f
);
5819 if (v
!= QEMU_VM_FILE_VERSION
) {
5824 total_len
= qemu_get_be64(f
);
5825 end_pos
= total_len
+ qemu_ftell(f
);
5827 if (qemu_ftell(f
) >= end_pos
)
5829 len
= qemu_get_byte(f
);
5830 qemu_get_buffer(f
, idstr
, len
);
5832 instance_id
= qemu_get_be32(f
);
5833 version_id
= qemu_get_be32(f
);
5834 record_len
= qemu_get_be32(f
);
5836 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5837 idstr
, instance_id
, version_id
, record_len
);
5839 cur_pos
= qemu_ftell(f
);
5840 se
= find_se(idstr
, instance_id
);
5842 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5843 instance_id
, idstr
);
5845 ret
= se
->load_state(f
, se
->opaque
, version_id
);
5847 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5848 instance_id
, idstr
);
5851 /* always seek to exact end of record */
5852 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
5859 /* device can contain snapshots */
5860 static int bdrv_can_snapshot(BlockDriverState
*bs
)
5863 !bdrv_is_removable(bs
) &&
5864 !bdrv_is_read_only(bs
));
5867 /* device must be snapshots in order to have a reliable snapshot */
5868 static int bdrv_has_snapshot(BlockDriverState
*bs
)
5871 !bdrv_is_removable(bs
) &&
5872 !bdrv_is_read_only(bs
));
5875 static BlockDriverState
*get_bs_snapshots(void)
5877 BlockDriverState
*bs
;
5881 return bs_snapshots
;
5882 for(i
= 0; i
<= nb_drives
; i
++) {
5883 bs
= drives_table
[i
].bdrv
;
5884 if (bdrv_can_snapshot(bs
))
5893 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
5896 QEMUSnapshotInfo
*sn_tab
, *sn
;
5900 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
5903 for(i
= 0; i
< nb_sns
; i
++) {
5905 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
5915 void do_savevm(const char *name
)
5917 BlockDriverState
*bs
, *bs1
;
5918 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
5919 int must_delete
, ret
, i
;
5920 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
5922 int saved_vm_running
;
5929 bs
= get_bs_snapshots();
5931 term_printf("No block device can accept snapshots\n");
5935 /* ??? Should this occur after vm_stop? */
5938 saved_vm_running
= vm_running
;
5943 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
5948 memset(sn
, 0, sizeof(*sn
));
5950 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
5951 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
5954 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
5957 /* fill auxiliary fields */
5960 sn
->date_sec
= tb
.time
;
5961 sn
->date_nsec
= tb
.millitm
* 1000000;
5963 gettimeofday(&tv
, NULL
);
5964 sn
->date_sec
= tv
.tv_sec
;
5965 sn
->date_nsec
= tv
.tv_usec
* 1000;
5967 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
5969 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
5970 term_printf("Device %s does not support VM state snapshots\n",
5971 bdrv_get_device_name(bs
));
5975 /* save the VM state */
5976 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
5978 term_printf("Could not open VM state file\n");
5981 ret
= qemu_savevm_state(f
);
5982 sn
->vm_state_size
= qemu_ftell(f
);
5985 term_printf("Error %d while writing VM\n", ret
);
5989 /* create the snapshots */
5991 for(i
= 0; i
< nb_drives
; i
++) {
5992 bs1
= drives_table
[i
].bdrv
;
5993 if (bdrv_has_snapshot(bs1
)) {
5995 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
5997 term_printf("Error while deleting snapshot on '%s'\n",
5998 bdrv_get_device_name(bs1
));
6001 ret
= bdrv_snapshot_create(bs1
, sn
);
6003 term_printf("Error while creating snapshot on '%s'\n",
6004 bdrv_get_device_name(bs1
));
6010 if (saved_vm_running
)
6014 void do_loadvm(const char *name
)
6016 BlockDriverState
*bs
, *bs1
;
6017 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6020 int saved_vm_running
;
6022 bs
= get_bs_snapshots();
6024 term_printf("No block device supports snapshots\n");
6028 /* Flush all IO requests so they don't interfere with the new state. */
6031 saved_vm_running
= vm_running
;
6034 for(i
= 0; i
<= nb_drives
; i
++) {
6035 bs1
= drives_table
[i
].bdrv
;
6036 if (bdrv_has_snapshot(bs1
)) {
6037 ret
= bdrv_snapshot_goto(bs1
, name
);
6040 term_printf("Warning: ");
6043 term_printf("Snapshots not supported on device '%s'\n",
6044 bdrv_get_device_name(bs1
));
6047 term_printf("Could not find snapshot '%s' on device '%s'\n",
6048 name
, bdrv_get_device_name(bs1
));
6051 term_printf("Error %d while activating snapshot on '%s'\n",
6052 ret
, bdrv_get_device_name(bs1
));
6055 /* fatal on snapshot block device */
6062 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6063 term_printf("Device %s does not support VM state snapshots\n",
6064 bdrv_get_device_name(bs
));
6068 /* restore the VM state */
6069 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
6071 term_printf("Could not open VM state file\n");
6074 ret
= qemu_loadvm_state(f
);
6077 term_printf("Error %d while loading VM state\n", ret
);
6080 if (saved_vm_running
)
6084 void do_delvm(const char *name
)
6086 BlockDriverState
*bs
, *bs1
;
6089 bs
= get_bs_snapshots();
6091 term_printf("No block device supports snapshots\n");
6095 for(i
= 0; i
<= nb_drives
; i
++) {
6096 bs1
= drives_table
[i
].bdrv
;
6097 if (bdrv_has_snapshot(bs1
)) {
6098 ret
= bdrv_snapshot_delete(bs1
, name
);
6100 if (ret
== -ENOTSUP
)
6101 term_printf("Snapshots not supported on device '%s'\n",
6102 bdrv_get_device_name(bs1
));
6104 term_printf("Error %d while deleting snapshot on '%s'\n",
6105 ret
, bdrv_get_device_name(bs1
));
6111 void do_info_snapshots(void)
6113 BlockDriverState
*bs
, *bs1
;
6114 QEMUSnapshotInfo
*sn_tab
, *sn
;
6118 bs
= get_bs_snapshots();
6120 term_printf("No available block device supports snapshots\n");
6123 term_printf("Snapshot devices:");
6124 for(i
= 0; i
<= nb_drives
; i
++) {
6125 bs1
= drives_table
[i
].bdrv
;
6126 if (bdrv_has_snapshot(bs1
)) {
6128 term_printf(" %s", bdrv_get_device_name(bs1
));
6133 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6135 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
6138 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
6139 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
6140 for(i
= 0; i
< nb_sns
; i
++) {
6142 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
6147 /***********************************************************/
6148 /* cpu save/restore */
6150 #if defined(TARGET_I386)
6152 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
6154 qemu_put_be32(f
, dt
->selector
);
6155 qemu_put_betl(f
, dt
->base
);
6156 qemu_put_be32(f
, dt
->limit
);
6157 qemu_put_be32(f
, dt
->flags
);
6160 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
6162 dt
->selector
= qemu_get_be32(f
);
6163 dt
->base
= qemu_get_betl(f
);
6164 dt
->limit
= qemu_get_be32(f
);
6165 dt
->flags
= qemu_get_be32(f
);
6168 void cpu_save(QEMUFile
*f
, void *opaque
)
6170 CPUState
*env
= opaque
;
6171 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
6175 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6176 qemu_put_betls(f
, &env
->regs
[i
]);
6177 qemu_put_betls(f
, &env
->eip
);
6178 qemu_put_betls(f
, &env
->eflags
);
6179 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
6180 qemu_put_be32s(f
, &hflags
);
6184 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
6186 for(i
= 0; i
< 8; i
++) {
6187 fptag
|= ((!env
->fptags
[i
]) << i
);
6190 qemu_put_be16s(f
, &fpuc
);
6191 qemu_put_be16s(f
, &fpus
);
6192 qemu_put_be16s(f
, &fptag
);
6194 #ifdef USE_X86LDOUBLE
6199 qemu_put_be16s(f
, &fpregs_format
);
6201 for(i
= 0; i
< 8; i
++) {
6202 #ifdef USE_X86LDOUBLE
6206 /* we save the real CPU data (in case of MMX usage only 'mant'
6207 contains the MMX register */
6208 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
6209 qemu_put_be64(f
, mant
);
6210 qemu_put_be16(f
, exp
);
6213 /* if we use doubles for float emulation, we save the doubles to
6214 avoid losing information in case of MMX usage. It can give
6215 problems if the image is restored on a CPU where long
6216 doubles are used instead. */
6217 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
6221 for(i
= 0; i
< 6; i
++)
6222 cpu_put_seg(f
, &env
->segs
[i
]);
6223 cpu_put_seg(f
, &env
->ldt
);
6224 cpu_put_seg(f
, &env
->tr
);
6225 cpu_put_seg(f
, &env
->gdt
);
6226 cpu_put_seg(f
, &env
->idt
);
6228 qemu_put_be32s(f
, &env
->sysenter_cs
);
6229 qemu_put_be32s(f
, &env
->sysenter_esp
);
6230 qemu_put_be32s(f
, &env
->sysenter_eip
);
6232 qemu_put_betls(f
, &env
->cr
[0]);
6233 qemu_put_betls(f
, &env
->cr
[2]);
6234 qemu_put_betls(f
, &env
->cr
[3]);
6235 qemu_put_betls(f
, &env
->cr
[4]);
6237 for(i
= 0; i
< 8; i
++)
6238 qemu_put_betls(f
, &env
->dr
[i
]);
6241 qemu_put_be32s(f
, &env
->a20_mask
);
6244 qemu_put_be32s(f
, &env
->mxcsr
);
6245 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6246 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6247 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6250 #ifdef TARGET_X86_64
6251 qemu_put_be64s(f
, &env
->efer
);
6252 qemu_put_be64s(f
, &env
->star
);
6253 qemu_put_be64s(f
, &env
->lstar
);
6254 qemu_put_be64s(f
, &env
->cstar
);
6255 qemu_put_be64s(f
, &env
->fmask
);
6256 qemu_put_be64s(f
, &env
->kernelgsbase
);
6258 qemu_put_be32s(f
, &env
->smbase
);
6261 #ifdef USE_X86LDOUBLE
6262 /* XXX: add that in a FPU generic layer */
6263 union x86_longdouble
{
6268 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6269 #define EXPBIAS1 1023
6270 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6271 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6273 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
6277 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
6278 /* exponent + sign */
6279 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
6280 e
|= SIGND1(temp
) >> 16;
6285 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6287 CPUState
*env
= opaque
;
6290 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
6292 if (version_id
!= 3 && version_id
!= 4)
6294 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6295 qemu_get_betls(f
, &env
->regs
[i
]);
6296 qemu_get_betls(f
, &env
->eip
);
6297 qemu_get_betls(f
, &env
->eflags
);
6298 qemu_get_be32s(f
, &hflags
);
6300 qemu_get_be16s(f
, &fpuc
);
6301 qemu_get_be16s(f
, &fpus
);
6302 qemu_get_be16s(f
, &fptag
);
6303 qemu_get_be16s(f
, &fpregs_format
);
6305 /* NOTE: we cannot always restore the FPU state if the image come
6306 from a host with a different 'USE_X86LDOUBLE' define. We guess
6307 if we are in an MMX state to restore correctly in that case. */
6308 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
6309 for(i
= 0; i
< 8; i
++) {
6313 switch(fpregs_format
) {
6315 mant
= qemu_get_be64(f
);
6316 exp
= qemu_get_be16(f
);
6317 #ifdef USE_X86LDOUBLE
6318 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6320 /* difficult case */
6322 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6324 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6328 mant
= qemu_get_be64(f
);
6329 #ifdef USE_X86LDOUBLE
6331 union x86_longdouble
*p
;
6332 /* difficult case */
6333 p
= (void *)&env
->fpregs
[i
];
6338 fp64_to_fp80(p
, mant
);
6342 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6351 /* XXX: restore FPU round state */
6352 env
->fpstt
= (fpus
>> 11) & 7;
6353 env
->fpus
= fpus
& ~0x3800;
6355 for(i
= 0; i
< 8; i
++) {
6356 env
->fptags
[i
] = (fptag
>> i
) & 1;
6359 for(i
= 0; i
< 6; i
++)
6360 cpu_get_seg(f
, &env
->segs
[i
]);
6361 cpu_get_seg(f
, &env
->ldt
);
6362 cpu_get_seg(f
, &env
->tr
);
6363 cpu_get_seg(f
, &env
->gdt
);
6364 cpu_get_seg(f
, &env
->idt
);
6366 qemu_get_be32s(f
, &env
->sysenter_cs
);
6367 qemu_get_be32s(f
, &env
->sysenter_esp
);
6368 qemu_get_be32s(f
, &env
->sysenter_eip
);
6370 qemu_get_betls(f
, &env
->cr
[0]);
6371 qemu_get_betls(f
, &env
->cr
[2]);
6372 qemu_get_betls(f
, &env
->cr
[3]);
6373 qemu_get_betls(f
, &env
->cr
[4]);
6375 for(i
= 0; i
< 8; i
++)
6376 qemu_get_betls(f
, &env
->dr
[i
]);
6379 qemu_get_be32s(f
, &env
->a20_mask
);
6381 qemu_get_be32s(f
, &env
->mxcsr
);
6382 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6383 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6384 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6387 #ifdef TARGET_X86_64
6388 qemu_get_be64s(f
, &env
->efer
);
6389 qemu_get_be64s(f
, &env
->star
);
6390 qemu_get_be64s(f
, &env
->lstar
);
6391 qemu_get_be64s(f
, &env
->cstar
);
6392 qemu_get_be64s(f
, &env
->fmask
);
6393 qemu_get_be64s(f
, &env
->kernelgsbase
);
6395 if (version_id
>= 4)
6396 qemu_get_be32s(f
, &env
->smbase
);
6398 /* XXX: compute hflags from scratch, except for CPL and IIF */
6399 env
->hflags
= hflags
;
6404 #elif defined(TARGET_PPC)
6405 void cpu_save(QEMUFile
*f
, void *opaque
)
6409 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6414 #elif defined(TARGET_MIPS)
6415 void cpu_save(QEMUFile
*f
, void *opaque
)
6419 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6424 #elif defined(TARGET_SPARC)
6425 void cpu_save(QEMUFile
*f
, void *opaque
)
6427 CPUState
*env
= opaque
;
6431 for(i
= 0; i
< 8; i
++)
6432 qemu_put_betls(f
, &env
->gregs
[i
]);
6433 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6434 qemu_put_betls(f
, &env
->regbase
[i
]);
6437 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6443 qemu_put_be32(f
, u
.i
);
6446 qemu_put_betls(f
, &env
->pc
);
6447 qemu_put_betls(f
, &env
->npc
);
6448 qemu_put_betls(f
, &env
->y
);
6450 qemu_put_be32(f
, tmp
);
6451 qemu_put_betls(f
, &env
->fsr
);
6452 qemu_put_betls(f
, &env
->tbr
);
6453 #ifndef TARGET_SPARC64
6454 qemu_put_be32s(f
, &env
->wim
);
6456 for(i
= 0; i
< 16; i
++)
6457 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
6461 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6463 CPUState
*env
= opaque
;
6467 for(i
= 0; i
< 8; i
++)
6468 qemu_get_betls(f
, &env
->gregs
[i
]);
6469 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6470 qemu_get_betls(f
, &env
->regbase
[i
]);
6473 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6478 u
.i
= qemu_get_be32(f
);
6482 qemu_get_betls(f
, &env
->pc
);
6483 qemu_get_betls(f
, &env
->npc
);
6484 qemu_get_betls(f
, &env
->y
);
6485 tmp
= qemu_get_be32(f
);
6486 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
6487 correctly updated */
6489 qemu_get_betls(f
, &env
->fsr
);
6490 qemu_get_betls(f
, &env
->tbr
);
6491 #ifndef TARGET_SPARC64
6492 qemu_get_be32s(f
, &env
->wim
);
6494 for(i
= 0; i
< 16; i
++)
6495 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
6501 #elif defined(TARGET_ARM)
6503 void cpu_save(QEMUFile
*f
, void *opaque
)
6506 CPUARMState
*env
= (CPUARMState
*)opaque
;
6508 for (i
= 0; i
< 16; i
++) {
6509 qemu_put_be32(f
, env
->regs
[i
]);
6511 qemu_put_be32(f
, cpsr_read(env
));
6512 qemu_put_be32(f
, env
->spsr
);
6513 for (i
= 0; i
< 6; i
++) {
6514 qemu_put_be32(f
, env
->banked_spsr
[i
]);
6515 qemu_put_be32(f
, env
->banked_r13
[i
]);
6516 qemu_put_be32(f
, env
->banked_r14
[i
]);
6518 for (i
= 0; i
< 5; i
++) {
6519 qemu_put_be32(f
, env
->usr_regs
[i
]);
6520 qemu_put_be32(f
, env
->fiq_regs
[i
]);
6522 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
6523 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
6524 qemu_put_be32(f
, env
->cp15
.c1_sys
);
6525 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
6526 qemu_put_be32(f
, env
->cp15
.c1_xscaleauxcr
);
6527 qemu_put_be32(f
, env
->cp15
.c2_base0
);
6528 qemu_put_be32(f
, env
->cp15
.c2_base1
);
6529 qemu_put_be32(f
, env
->cp15
.c2_mask
);
6530 qemu_put_be32(f
, env
->cp15
.c2_data
);
6531 qemu_put_be32(f
, env
->cp15
.c2_insn
);
6532 qemu_put_be32(f
, env
->cp15
.c3
);
6533 qemu_put_be32(f
, env
->cp15
.c5_insn
);
6534 qemu_put_be32(f
, env
->cp15
.c5_data
);
6535 for (i
= 0; i
< 8; i
++) {
6536 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
6538 qemu_put_be32(f
, env
->cp15
.c6_insn
);
6539 qemu_put_be32(f
, env
->cp15
.c6_data
);
6540 qemu_put_be32(f
, env
->cp15
.c9_insn
);
6541 qemu_put_be32(f
, env
->cp15
.c9_data
);
6542 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
6543 qemu_put_be32(f
, env
->cp15
.c13_context
);
6544 qemu_put_be32(f
, env
->cp15
.c13_tls1
);
6545 qemu_put_be32(f
, env
->cp15
.c13_tls2
);
6546 qemu_put_be32(f
, env
->cp15
.c13_tls3
);
6547 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
6549 qemu_put_be32(f
, env
->features
);
6551 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6552 for (i
= 0; i
< 16; i
++) {
6554 u
.d
= env
->vfp
.regs
[i
];
6555 qemu_put_be32(f
, u
.l
.upper
);
6556 qemu_put_be32(f
, u
.l
.lower
);
6558 for (i
= 0; i
< 16; i
++) {
6559 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
6562 /* TODO: Should use proper FPSCR access functions. */
6563 qemu_put_be32(f
, env
->vfp
.vec_len
);
6564 qemu_put_be32(f
, env
->vfp
.vec_stride
);
6566 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6567 for (i
= 16; i
< 32; i
++) {
6569 u
.d
= env
->vfp
.regs
[i
];
6570 qemu_put_be32(f
, u
.l
.upper
);
6571 qemu_put_be32(f
, u
.l
.lower
);
6576 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6577 for (i
= 0; i
< 16; i
++) {
6578 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
6580 for (i
= 0; i
< 16; i
++) {
6581 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
6585 if (arm_feature(env
, ARM_FEATURE_M
)) {
6586 qemu_put_be32(f
, env
->v7m
.other_sp
);
6587 qemu_put_be32(f
, env
->v7m
.vecbase
);
6588 qemu_put_be32(f
, env
->v7m
.basepri
);
6589 qemu_put_be32(f
, env
->v7m
.control
);
6590 qemu_put_be32(f
, env
->v7m
.current_sp
);
6591 qemu_put_be32(f
, env
->v7m
.exception
);
6595 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6597 CPUARMState
*env
= (CPUARMState
*)opaque
;
6600 if (version_id
!= ARM_CPU_SAVE_VERSION
)
6603 for (i
= 0; i
< 16; i
++) {
6604 env
->regs
[i
] = qemu_get_be32(f
);
6606 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
6607 env
->spsr
= qemu_get_be32(f
);
6608 for (i
= 0; i
< 6; i
++) {
6609 env
->banked_spsr
[i
] = qemu_get_be32(f
);
6610 env
->banked_r13
[i
] = qemu_get_be32(f
);
6611 env
->banked_r14
[i
] = qemu_get_be32(f
);
6613 for (i
= 0; i
< 5; i
++) {
6614 env
->usr_regs
[i
] = qemu_get_be32(f
);
6615 env
->fiq_regs
[i
] = qemu_get_be32(f
);
6617 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
6618 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
6619 env
->cp15
.c1_sys
= qemu_get_be32(f
);
6620 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
6621 env
->cp15
.c1_xscaleauxcr
= qemu_get_be32(f
);
6622 env
->cp15
.c2_base0
= qemu_get_be32(f
);
6623 env
->cp15
.c2_base1
= qemu_get_be32(f
);
6624 env
->cp15
.c2_mask
= qemu_get_be32(f
);
6625 env
->cp15
.c2_data
= qemu_get_be32(f
);
6626 env
->cp15
.c2_insn
= qemu_get_be32(f
);
6627 env
->cp15
.c3
= qemu_get_be32(f
);
6628 env
->cp15
.c5_insn
= qemu_get_be32(f
);
6629 env
->cp15
.c5_data
= qemu_get_be32(f
);
6630 for (i
= 0; i
< 8; i
++) {
6631 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
6633 env
->cp15
.c6_insn
= qemu_get_be32(f
);
6634 env
->cp15
.c6_data
= qemu_get_be32(f
);
6635 env
->cp15
.c9_insn
= qemu_get_be32(f
);
6636 env
->cp15
.c9_data
= qemu_get_be32(f
);
6637 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
6638 env
->cp15
.c13_context
= qemu_get_be32(f
);
6639 env
->cp15
.c13_tls1
= qemu_get_be32(f
);
6640 env
->cp15
.c13_tls2
= qemu_get_be32(f
);
6641 env
->cp15
.c13_tls3
= qemu_get_be32(f
);
6642 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
6644 env
->features
= qemu_get_be32(f
);
6646 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6647 for (i
= 0; i
< 16; i
++) {
6649 u
.l
.upper
= qemu_get_be32(f
);
6650 u
.l
.lower
= qemu_get_be32(f
);
6651 env
->vfp
.regs
[i
] = u
.d
;
6653 for (i
= 0; i
< 16; i
++) {
6654 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
6657 /* TODO: Should use proper FPSCR access functions. */
6658 env
->vfp
.vec_len
= qemu_get_be32(f
);
6659 env
->vfp
.vec_stride
= qemu_get_be32(f
);
6661 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6662 for (i
= 0; i
< 16; i
++) {
6664 u
.l
.upper
= qemu_get_be32(f
);
6665 u
.l
.lower
= qemu_get_be32(f
);
6666 env
->vfp
.regs
[i
] = u
.d
;
6671 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6672 for (i
= 0; i
< 16; i
++) {
6673 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
6675 for (i
= 0; i
< 16; i
++) {
6676 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
6680 if (arm_feature(env
, ARM_FEATURE_M
)) {
6681 env
->v7m
.other_sp
= qemu_get_be32(f
);
6682 env
->v7m
.vecbase
= qemu_get_be32(f
);
6683 env
->v7m
.basepri
= qemu_get_be32(f
);
6684 env
->v7m
.control
= qemu_get_be32(f
);
6685 env
->v7m
.current_sp
= qemu_get_be32(f
);
6686 env
->v7m
.exception
= qemu_get_be32(f
);
6694 //#warning No CPU save/restore functions
6698 /***********************************************************/
6699 /* ram save/restore */
6701 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
6705 v
= qemu_get_byte(f
);
6708 if (qemu_get_buffer(f
, buf
, len
) != len
)
6712 v
= qemu_get_byte(f
);
6713 memset(buf
, v
, len
);
6721 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
6725 if (qemu_get_be32(f
) != phys_ram_size
)
6727 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
6728 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
6735 #define BDRV_HASH_BLOCK_SIZE 1024
6736 #define IOBUF_SIZE 4096
6737 #define RAM_CBLOCK_MAGIC 0xfabe
6739 typedef struct RamCompressState
{
6742 uint8_t buf
[IOBUF_SIZE
];
6745 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
6748 memset(s
, 0, sizeof(*s
));
6750 ret
= deflateInit2(&s
->zstream
, 1,
6752 9, Z_DEFAULT_STRATEGY
);
6755 s
->zstream
.avail_out
= IOBUF_SIZE
;
6756 s
->zstream
.next_out
= s
->buf
;
6760 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
6762 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
6763 qemu_put_be16(s
->f
, len
);
6764 qemu_put_buffer(s
->f
, buf
, len
);
6767 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
6771 s
->zstream
.avail_in
= len
;
6772 s
->zstream
.next_in
= (uint8_t *)buf
;
6773 while (s
->zstream
.avail_in
> 0) {
6774 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
6777 if (s
->zstream
.avail_out
== 0) {
6778 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
6779 s
->zstream
.avail_out
= IOBUF_SIZE
;
6780 s
->zstream
.next_out
= s
->buf
;
6786 static void ram_compress_close(RamCompressState
*s
)
6790 /* compress last bytes */
6792 ret
= deflate(&s
->zstream
, Z_FINISH
);
6793 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
6794 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
6796 ram_put_cblock(s
, s
->buf
, len
);
6798 s
->zstream
.avail_out
= IOBUF_SIZE
;
6799 s
->zstream
.next_out
= s
->buf
;
6800 if (ret
== Z_STREAM_END
)
6807 deflateEnd(&s
->zstream
);
6810 typedef struct RamDecompressState
{
6813 uint8_t buf
[IOBUF_SIZE
];
6814 } RamDecompressState
;
6816 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
6819 memset(s
, 0, sizeof(*s
));
6821 ret
= inflateInit(&s
->zstream
);
6827 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
6831 s
->zstream
.avail_out
= len
;
6832 s
->zstream
.next_out
= buf
;
6833 while (s
->zstream
.avail_out
> 0) {
6834 if (s
->zstream
.avail_in
== 0) {
6835 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
6837 clen
= qemu_get_be16(s
->f
);
6838 if (clen
> IOBUF_SIZE
)
6840 qemu_get_buffer(s
->f
, s
->buf
, clen
);
6841 s
->zstream
.avail_in
= clen
;
6842 s
->zstream
.next_in
= s
->buf
;
6844 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
6845 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
6852 static void ram_decompress_close(RamDecompressState
*s
)
6854 inflateEnd(&s
->zstream
);
6857 static void ram_save(QEMUFile
*f
, void *opaque
)
6860 RamCompressState s1
, *s
= &s1
;
6863 qemu_put_be32(f
, phys_ram_size
);
6864 if (ram_compress_open(s
, f
) < 0)
6866 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
6868 if (tight_savevm_enabled
) {
6872 /* find if the memory block is available on a virtual
6875 for(j
= 0; j
< nb_drives
; j
++) {
6876 sector_num
= bdrv_hash_find(drives_table
[j
].bdrv
,
6878 BDRV_HASH_BLOCK_SIZE
);
6879 if (sector_num
>= 0)
6883 goto normal_compress
;
6886 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
6887 ram_compress_buf(s
, buf
, 10);
6893 ram_compress_buf(s
, buf
, 1);
6894 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
6897 ram_compress_close(s
);
6900 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
6902 RamDecompressState s1
, *s
= &s1
;
6906 if (version_id
== 1)
6907 return ram_load_v1(f
, opaque
);
6908 if (version_id
!= 2)
6910 if (qemu_get_be32(f
) != phys_ram_size
)
6912 if (ram_decompress_open(s
, f
) < 0)
6914 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
6915 if (ram_decompress_buf(s
, buf
, 1) < 0) {
6916 fprintf(stderr
, "Error while reading ram block header\n");
6920 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
6921 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
6930 ram_decompress_buf(s
, buf
+ 1, 9);
6932 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
6933 if (bs_index
>= nb_drives
) {
6934 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
6937 if (bdrv_read(drives_table
[bs_index
].bdrv
, sector_num
,
6939 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
6940 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
6941 bs_index
, sector_num
);
6948 printf("Error block header\n");
6952 ram_decompress_close(s
);
6956 /***********************************************************/
6957 /* bottom halves (can be seen as timers which expire ASAP) */
6966 static QEMUBH
*first_bh
= NULL
;
6968 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
6971 bh
= qemu_mallocz(sizeof(QEMUBH
));
6975 bh
->opaque
= opaque
;
6979 int qemu_bh_poll(void)
6998 void qemu_bh_schedule(QEMUBH
*bh
)
7000 CPUState
*env
= cpu_single_env
;
7004 bh
->next
= first_bh
;
7007 /* stop the currently executing CPU to execute the BH ASAP */
7009 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
7013 void qemu_bh_cancel(QEMUBH
*bh
)
7016 if (bh
->scheduled
) {
7019 pbh
= &(*pbh
)->next
;
7025 void qemu_bh_delete(QEMUBH
*bh
)
7031 /***********************************************************/
7032 /* machine registration */
7034 QEMUMachine
*first_machine
= NULL
;
7036 int qemu_register_machine(QEMUMachine
*m
)
7039 pm
= &first_machine
;
7047 static QEMUMachine
*find_machine(const char *name
)
7051 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7052 if (!strcmp(m
->name
, name
))
7058 /***********************************************************/
7059 /* main execution loop */
7061 static void gui_update(void *opaque
)
7063 DisplayState
*ds
= opaque
;
7064 ds
->dpy_refresh(ds
);
7065 qemu_mod_timer(ds
->gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
7068 struct vm_change_state_entry
{
7069 VMChangeStateHandler
*cb
;
7071 LIST_ENTRY (vm_change_state_entry
) entries
;
7074 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
7076 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
7079 VMChangeStateEntry
*e
;
7081 e
= qemu_mallocz(sizeof (*e
));
7087 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
7091 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
7093 LIST_REMOVE (e
, entries
);
7097 static void vm_state_notify(int running
)
7099 VMChangeStateEntry
*e
;
7101 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
7102 e
->cb(e
->opaque
, running
);
7106 /* XXX: support several handlers */
7107 static VMStopHandler
*vm_stop_cb
;
7108 static void *vm_stop_opaque
;
7110 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7113 vm_stop_opaque
= opaque
;
7117 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7128 qemu_rearm_alarm_timer(alarm_timer
);
7132 void vm_stop(int reason
)
7135 cpu_disable_ticks();
7139 vm_stop_cb(vm_stop_opaque
, reason
);
7146 /* reset/shutdown handler */
7148 typedef struct QEMUResetEntry
{
7149 QEMUResetHandler
*func
;
7151 struct QEMUResetEntry
*next
;
7154 static QEMUResetEntry
*first_reset_entry
;
7155 static int reset_requested
;
7156 static int shutdown_requested
;
7157 static int powerdown_requested
;
7159 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
7161 QEMUResetEntry
**pre
, *re
;
7163 pre
= &first_reset_entry
;
7164 while (*pre
!= NULL
)
7165 pre
= &(*pre
)->next
;
7166 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
7168 re
->opaque
= opaque
;
7173 static void qemu_system_reset(void)
7177 /* reset all devices */
7178 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
7179 re
->func(re
->opaque
);
7183 void qemu_system_reset_request(void)
7186 shutdown_requested
= 1;
7188 reset_requested
= 1;
7191 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7194 void qemu_system_shutdown_request(void)
7196 shutdown_requested
= 1;
7198 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7201 void qemu_system_powerdown_request(void)
7203 powerdown_requested
= 1;
7205 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7208 void main_loop_wait(int timeout
)
7210 IOHandlerRecord
*ioh
;
7211 fd_set rfds
, wfds
, xfds
;
7220 /* XXX: need to suppress polling by better using win32 events */
7222 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
7223 ret
|= pe
->func(pe
->opaque
);
7228 WaitObjects
*w
= &wait_objects
;
7230 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
7231 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
7232 if (w
->func
[ret
- WAIT_OBJECT_0
])
7233 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
7235 /* Check for additional signaled events */
7236 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
7238 /* Check if event is signaled */
7239 ret2
= WaitForSingleObject(w
->events
[i
], 0);
7240 if(ret2
== WAIT_OBJECT_0
) {
7242 w
->func
[i
](w
->opaque
[i
]);
7243 } else if (ret2
== WAIT_TIMEOUT
) {
7245 err
= GetLastError();
7246 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
7249 } else if (ret
== WAIT_TIMEOUT
) {
7251 err
= GetLastError();
7252 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
7256 /* poll any events */
7257 /* XXX: separate device handlers from system ones */
7262 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7266 (!ioh
->fd_read_poll
||
7267 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
7268 FD_SET(ioh
->fd
, &rfds
);
7272 if (ioh
->fd_write
) {
7273 FD_SET(ioh
->fd
, &wfds
);
7283 tv
.tv_usec
= timeout
* 1000;
7285 #if defined(CONFIG_SLIRP)
7287 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
7290 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
7292 IOHandlerRecord
**pioh
;
7294 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7295 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
7296 ioh
->fd_read(ioh
->opaque
);
7298 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
7299 ioh
->fd_write(ioh
->opaque
);
7303 /* remove deleted IO handlers */
7304 pioh
= &first_io_handler
;
7314 #if defined(CONFIG_SLIRP)
7321 slirp_select_poll(&rfds
, &wfds
, &xfds
);
7327 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
7328 qemu_get_clock(vm_clock
));
7329 /* run dma transfers, if any */
7333 /* real time timers */
7334 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
7335 qemu_get_clock(rt_clock
));
7337 /* Check bottom-halves last in case any of the earlier events triggered
7343 static CPUState
*cur_cpu
;
7345 static int main_loop(void)
7348 #ifdef CONFIG_PROFILER
7353 cur_cpu
= first_cpu
;
7360 env
= env
->next_cpu
;
7363 #ifdef CONFIG_PROFILER
7364 ti
= profile_getclock();
7366 ret
= cpu_exec(env
);
7367 #ifdef CONFIG_PROFILER
7368 qemu_time
+= profile_getclock() - ti
;
7370 if (ret
== EXCP_HLT
) {
7371 /* Give the next CPU a chance to run. */
7375 if (ret
!= EXCP_HALTED
)
7377 /* all CPUs are halted ? */
7383 if (shutdown_requested
) {
7384 ret
= EXCP_INTERRUPT
;
7387 if (reset_requested
) {
7388 reset_requested
= 0;
7389 qemu_system_reset();
7390 ret
= EXCP_INTERRUPT
;
7392 if (powerdown_requested
) {
7393 powerdown_requested
= 0;
7394 qemu_system_powerdown();
7395 ret
= EXCP_INTERRUPT
;
7397 if (ret
== EXCP_DEBUG
) {
7398 vm_stop(EXCP_DEBUG
);
7400 /* If all cpus are halted then wait until the next IRQ */
7401 /* XXX: use timeout computed from timers */
7402 if (ret
== EXCP_HALTED
)
7409 #ifdef CONFIG_PROFILER
7410 ti
= profile_getclock();
7412 main_loop_wait(timeout
);
7413 #ifdef CONFIG_PROFILER
7414 dev_time
+= profile_getclock() - ti
;
7417 cpu_disable_ticks();
7421 static void help(int exitcode
)
7423 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2007 Fabrice Bellard\n"
7424 "usage: %s [options] [disk_image]\n"
7426 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7428 "Standard options:\n"
7429 "-M machine select emulated machine (-M ? for list)\n"
7430 "-cpu cpu select CPU (-cpu ? for list)\n"
7431 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7432 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7433 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7434 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7435 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7436 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]\n"
7437 " use 'file' as a drive image\n"
7438 "-mtdblock file use 'file' as on-board Flash memory image\n"
7439 "-sd file use 'file' as SecureDigital card image\n"
7440 "-pflash file use 'file' as a parallel flash image\n"
7441 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7442 "-snapshot write to temporary files instead of disk image files\n"
7444 "-no-frame open SDL window without a frame and window decorations\n"
7445 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7446 "-no-quit disable SDL window close capability\n"
7449 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7451 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7452 "-smp n set the number of CPUs to 'n' [default=1]\n"
7453 "-nographic disable graphical output and redirect serial I/Os to console\n"
7454 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7456 "-k language use keyboard layout (for example \"fr\" for French)\n"
7459 "-audio-help print list of audio drivers and their options\n"
7460 "-soundhw c1,... enable audio support\n"
7461 " and only specified sound cards (comma separated list)\n"
7462 " use -soundhw ? to get the list of supported cards\n"
7463 " use -soundhw all to enable all of them\n"
7465 "-localtime set the real time clock to local time [default=utc]\n"
7466 "-full-screen start in full screen\n"
7468 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7470 "-usb enable the USB driver (will be the default soon)\n"
7471 "-usbdevice name add the host or guest USB device 'name'\n"
7472 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7473 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7475 "-name string set the name of the guest\n"
7477 "Network options:\n"
7478 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7479 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7481 "-net user[,vlan=n][,hostname=host]\n"
7482 " connect the user mode network stack to VLAN 'n' and send\n"
7483 " hostname 'host' to DHCP clients\n"
7486 "-net tap[,vlan=n],ifname=name\n"
7487 " connect the host TAP network interface to VLAN 'n'\n"
7489 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7490 " connect the host TAP network interface to VLAN 'n' and use the\n"
7491 " network scripts 'file' (default=%s)\n"
7492 " and 'dfile' (default=%s);\n"
7493 " use '[down]script=no' to disable script execution;\n"
7494 " use 'fd=h' to connect to an already opened TAP interface\n"
7496 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7497 " connect the vlan 'n' to another VLAN using a socket connection\n"
7498 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7499 " connect the vlan 'n' to multicast maddr and port\n"
7500 "-net none use it alone to have zero network devices; if no -net option\n"
7501 " is provided, the default is '-net nic -net user'\n"
7504 "-tftp dir allow tftp access to files in dir [-net user]\n"
7505 "-bootp file advertise file in BOOTP replies\n"
7507 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7509 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7510 " redirect TCP or UDP connections from host to guest [-net user]\n"
7513 "Linux boot specific:\n"
7514 "-kernel bzImage use 'bzImage' as kernel image\n"
7515 "-append cmdline use 'cmdline' as kernel command line\n"
7516 "-initrd file use 'file' as initial ram disk\n"
7518 "Debug/Expert options:\n"
7519 "-monitor dev redirect the monitor to char device 'dev'\n"
7520 "-serial dev redirect the serial port to char device 'dev'\n"
7521 "-parallel dev redirect the parallel port to char device 'dev'\n"
7522 "-pidfile file Write PID to 'file'\n"
7523 "-S freeze CPU at startup (use 'c' to start execution)\n"
7524 "-s wait gdb connection to port\n"
7525 "-p port set gdb connection port [default=%s]\n"
7526 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7527 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7528 " translation (t=none or lba) (usually qemu can guess them)\n"
7529 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7531 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7532 "-no-kqemu disable KQEMU kernel module usage\n"
7535 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7536 " (default is CL-GD5446 PCI VGA)\n"
7537 "-no-acpi disable ACPI\n"
7539 "-no-reboot exit instead of rebooting\n"
7540 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7541 "-vnc display start a VNC server on display\n"
7543 "-daemonize daemonize QEMU after initializing\n"
7545 "-option-rom rom load a file, rom, into the option ROM space\n"
7547 "-prom-env variable=value set OpenBIOS nvram variables\n"
7549 "-clock force the use of the given methods for timer alarm.\n"
7550 " To see what timers are available use -clock help\n"
7552 "During emulation, the following keys are useful:\n"
7553 "ctrl-alt-f toggle full screen\n"
7554 "ctrl-alt-n switch to virtual console 'n'\n"
7555 "ctrl-alt toggle mouse and keyboard grab\n"
7557 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7562 DEFAULT_NETWORK_SCRIPT
,
7563 DEFAULT_NETWORK_DOWN_SCRIPT
,
7565 DEFAULT_GDBSTUB_PORT
,
7570 #define HAS_ARG 0x0001
7585 QEMU_OPTION_mtdblock
,
7589 QEMU_OPTION_snapshot
,
7591 QEMU_OPTION_no_fd_bootchk
,
7594 QEMU_OPTION_nographic
,
7595 QEMU_OPTION_portrait
,
7597 QEMU_OPTION_audio_help
,
7598 QEMU_OPTION_soundhw
,
7618 QEMU_OPTION_no_code_copy
,
7620 QEMU_OPTION_localtime
,
7621 QEMU_OPTION_cirrusvga
,
7624 QEMU_OPTION_std_vga
,
7626 QEMU_OPTION_monitor
,
7628 QEMU_OPTION_parallel
,
7630 QEMU_OPTION_full_screen
,
7631 QEMU_OPTION_no_frame
,
7632 QEMU_OPTION_alt_grab
,
7633 QEMU_OPTION_no_quit
,
7634 QEMU_OPTION_pidfile
,
7635 QEMU_OPTION_no_kqemu
,
7636 QEMU_OPTION_kernel_kqemu
,
7637 QEMU_OPTION_win2k_hack
,
7639 QEMU_OPTION_usbdevice
,
7642 QEMU_OPTION_no_acpi
,
7643 QEMU_OPTION_no_reboot
,
7644 QEMU_OPTION_show_cursor
,
7645 QEMU_OPTION_daemonize
,
7646 QEMU_OPTION_option_rom
,
7647 QEMU_OPTION_semihosting
,
7649 QEMU_OPTION_prom_env
,
7650 QEMU_OPTION_old_param
,
7652 QEMU_OPTION_startdate
,
7655 typedef struct QEMUOption
{
7661 const QEMUOption qemu_options
[] = {
7662 { "h", 0, QEMU_OPTION_h
},
7663 { "help", 0, QEMU_OPTION_h
},
7665 { "M", HAS_ARG
, QEMU_OPTION_M
},
7666 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
7667 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
7668 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
7669 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
7670 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
7671 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
7672 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
7673 { "drive", HAS_ARG
, QEMU_OPTION_drive
},
7674 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
7675 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
7676 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
7677 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
7678 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
7679 { "snapshot", 0, QEMU_OPTION_snapshot
},
7681 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
7683 { "m", HAS_ARG
, QEMU_OPTION_m
},
7684 { "nographic", 0, QEMU_OPTION_nographic
},
7685 { "portrait", 0, QEMU_OPTION_portrait
},
7686 { "k", HAS_ARG
, QEMU_OPTION_k
},
7688 { "audio-help", 0, QEMU_OPTION_audio_help
},
7689 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
7692 { "net", HAS_ARG
, QEMU_OPTION_net
},
7694 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
7695 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
7697 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
7699 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
7702 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
7703 { "append", HAS_ARG
, QEMU_OPTION_append
},
7704 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
7706 { "S", 0, QEMU_OPTION_S
},
7707 { "s", 0, QEMU_OPTION_s
},
7708 { "p", HAS_ARG
, QEMU_OPTION_p
},
7709 { "d", HAS_ARG
, QEMU_OPTION_d
},
7710 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
7711 { "L", HAS_ARG
, QEMU_OPTION_L
},
7712 { "bios", HAS_ARG
, QEMU_OPTION_bios
},
7713 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
7715 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
7716 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
7718 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7719 { "g", 1, QEMU_OPTION_g
},
7721 { "localtime", 0, QEMU_OPTION_localtime
},
7722 { "std-vga", 0, QEMU_OPTION_std_vga
},
7723 { "echr", HAS_ARG
, QEMU_OPTION_echr
},
7724 { "monitor", HAS_ARG
, QEMU_OPTION_monitor
},
7725 { "serial", HAS_ARG
, QEMU_OPTION_serial
},
7726 { "parallel", HAS_ARG
, QEMU_OPTION_parallel
},
7727 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
7728 { "full-screen", 0, QEMU_OPTION_full_screen
},
7730 { "no-frame", 0, QEMU_OPTION_no_frame
},
7731 { "alt-grab", 0, QEMU_OPTION_alt_grab
},
7732 { "no-quit", 0, QEMU_OPTION_no_quit
},
7734 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
7735 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
7736 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
7737 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
7738 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
7740 /* temporary options */
7741 { "usb", 0, QEMU_OPTION_usb
},
7742 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
7743 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
7744 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
7745 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
7746 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
7747 { "daemonize", 0, QEMU_OPTION_daemonize
},
7748 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
7749 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7750 { "semihosting", 0, QEMU_OPTION_semihosting
},
7752 { "name", HAS_ARG
, QEMU_OPTION_name
},
7753 #if defined(TARGET_SPARC)
7754 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
7756 #if defined(TARGET_ARM)
7757 { "old-param", 0, QEMU_OPTION_old_param
},
7759 { "clock", HAS_ARG
, QEMU_OPTION_clock
},
7760 { "startdate", HAS_ARG
, QEMU_OPTION_startdate
},
7764 /* password input */
7766 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
7771 if (!bdrv_is_encrypted(bs
))
7774 term_printf("%s is encrypted.\n", name
);
7775 for(i
= 0; i
< 3; i
++) {
7776 monitor_readline("Password: ", 1, password
, sizeof(password
));
7777 if (bdrv_set_key(bs
, password
) == 0)
7779 term_printf("invalid password\n");
7784 static BlockDriverState
*get_bdrv(int index
)
7786 if (index
> nb_drives
)
7788 return drives_table
[index
].bdrv
;
7791 static void read_passwords(void)
7793 BlockDriverState
*bs
;
7796 for(i
= 0; i
< 6; i
++) {
7799 qemu_key_check(bs
, bdrv_get_device_name(bs
));
7803 /* XXX: currently we cannot use simultaneously different CPUs */
7804 static void register_machines(void)
7806 #if defined(TARGET_I386)
7807 qemu_register_machine(&pc_machine
);
7808 qemu_register_machine(&isapc_machine
);
7809 #elif defined(TARGET_PPC)
7810 qemu_register_machine(&heathrow_machine
);
7811 qemu_register_machine(&core99_machine
);
7812 qemu_register_machine(&prep_machine
);
7813 qemu_register_machine(&ref405ep_machine
);
7814 qemu_register_machine(&taihu_machine
);
7815 #elif defined(TARGET_MIPS)
7816 qemu_register_machine(&mips_machine
);
7817 qemu_register_machine(&mips_malta_machine
);
7818 qemu_register_machine(&mips_pica61_machine
);
7819 qemu_register_machine(&mips_mipssim_machine
);
7820 #elif defined(TARGET_SPARC)
7821 #ifdef TARGET_SPARC64
7822 qemu_register_machine(&sun4u_machine
);
7824 qemu_register_machine(&ss5_machine
);
7825 qemu_register_machine(&ss10_machine
);
7826 qemu_register_machine(&ss600mp_machine
);
7828 #elif defined(TARGET_ARM)
7829 qemu_register_machine(&integratorcp_machine
);
7830 qemu_register_machine(&versatilepb_machine
);
7831 qemu_register_machine(&versatileab_machine
);
7832 qemu_register_machine(&realview_machine
);
7833 qemu_register_machine(&akitapda_machine
);
7834 qemu_register_machine(&spitzpda_machine
);
7835 qemu_register_machine(&borzoipda_machine
);
7836 qemu_register_machine(&terrierpda_machine
);
7837 qemu_register_machine(&palmte_machine
);
7838 qemu_register_machine(&lm3s811evb_machine
);
7839 qemu_register_machine(&lm3s6965evb_machine
);
7840 qemu_register_machine(&connex_machine
);
7841 qemu_register_machine(&verdex_machine
);
7842 qemu_register_machine(&mainstone2_machine
);
7843 #elif defined(TARGET_SH4)
7844 qemu_register_machine(&shix_machine
);
7845 qemu_register_machine(&r2d_machine
);
7846 #elif defined(TARGET_ALPHA)
7848 #elif defined(TARGET_M68K)
7849 qemu_register_machine(&mcf5208evb_machine
);
7850 qemu_register_machine(&an5206_machine
);
7851 qemu_register_machine(&dummy_m68k_machine
);
7852 #elif defined(TARGET_CRIS)
7853 qemu_register_machine(&bareetraxfs_machine
);
7855 #error unsupported CPU
7860 struct soundhw soundhw
[] = {
7861 #ifdef HAS_AUDIO_CHOICE
7868 { .init_isa
= pcspk_audio_init
}
7873 "Creative Sound Blaster 16",
7876 { .init_isa
= SB16_init
}
7883 "Yamaha YMF262 (OPL3)",
7885 "Yamaha YM3812 (OPL2)",
7889 { .init_isa
= Adlib_init
}
7896 "Gravis Ultrasound GF1",
7899 { .init_isa
= GUS_init
}
7905 "ENSONIQ AudioPCI ES1370",
7908 { .init_pci
= es1370_init
}
7912 { NULL
, NULL
, 0, 0, { NULL
} }
7915 static void select_soundhw (const char *optarg
)
7919 if (*optarg
== '?') {
7922 printf ("Valid sound card names (comma separated):\n");
7923 for (c
= soundhw
; c
->name
; ++c
) {
7924 printf ("%-11s %s\n", c
->name
, c
->descr
);
7926 printf ("\n-soundhw all will enable all of the above\n");
7927 exit (*optarg
!= '?');
7935 if (!strcmp (optarg
, "all")) {
7936 for (c
= soundhw
; c
->name
; ++c
) {
7944 e
= strchr (p
, ',');
7945 l
= !e
? strlen (p
) : (size_t) (e
- p
);
7947 for (c
= soundhw
; c
->name
; ++c
) {
7948 if (!strncmp (c
->name
, p
, l
)) {
7957 "Unknown sound card name (too big to show)\n");
7960 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
7965 p
+= l
+ (e
!= NULL
);
7969 goto show_valid_cards
;
7975 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
7977 exit(STATUS_CONTROL_C_EXIT
);
7982 #define MAX_NET_CLIENTS 32
7984 int main(int argc
, char **argv
)
7986 #ifdef CONFIG_GDBSTUB
7988 const char *gdbstub_port
;
7990 uint32_t boot_devices_bitmap
= 0;
7992 int snapshot
, linux_boot
, net_boot
;
7993 const char *initrd_filename
;
7994 const char *kernel_filename
, *kernel_cmdline
;
7995 const char *boot_devices
= "";
7996 DisplayState
*ds
= &display_state
;
7997 int cyls
, heads
, secs
, translation
;
7998 char net_clients
[MAX_NET_CLIENTS
][256];
8002 const char *r
, *optarg
;
8003 CharDriverState
*monitor_hd
;
8004 char monitor_device
[128];
8005 char serial_devices
[MAX_SERIAL_PORTS
][128];
8006 int serial_device_index
;
8007 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
8008 int parallel_device_index
;
8009 const char *loadvm
= NULL
;
8010 QEMUMachine
*machine
;
8011 const char *cpu_model
;
8012 char usb_devices
[MAX_USB_CMDLINE
][128];
8013 int usb_devices_index
;
8015 const char *pid_file
= NULL
;
8018 LIST_INIT (&vm_change_state_head
);
8021 struct sigaction act
;
8022 sigfillset(&act
.sa_mask
);
8024 act
.sa_handler
= SIG_IGN
;
8025 sigaction(SIGPIPE
, &act
, NULL
);
8028 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
8029 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8030 QEMU to run on a single CPU */
8035 h
= GetCurrentProcess();
8036 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
8037 for(i
= 0; i
< 32; i
++) {
8038 if (mask
& (1 << i
))
8043 SetProcessAffinityMask(h
, mask
);
8049 register_machines();
8050 machine
= first_machine
;
8052 initrd_filename
= NULL
;
8053 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
8054 vga_ram_size
= VGA_RAM_SIZE
;
8055 #ifdef CONFIG_GDBSTUB
8057 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
8061 kernel_filename
= NULL
;
8062 kernel_cmdline
= "";
8063 cyls
= heads
= secs
= 0;
8064 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8065 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
8067 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
8068 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
8069 serial_devices
[i
][0] = '\0';
8070 serial_device_index
= 0;
8072 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
8073 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
8074 parallel_devices
[i
][0] = '\0';
8075 parallel_device_index
= 0;
8077 usb_devices_index
= 0;
8085 /* default mac address of the first network interface */
8093 hda_index
= drive_add(HD_ALIAS
, argv
[optind
++], 0);
8095 const QEMUOption
*popt
;
8098 /* Treat --foo the same as -foo. */
8101 popt
= qemu_options
;
8104 fprintf(stderr
, "%s: invalid option -- '%s'\n",
8108 if (!strcmp(popt
->name
, r
+ 1))
8112 if (popt
->flags
& HAS_ARG
) {
8113 if (optind
>= argc
) {
8114 fprintf(stderr
, "%s: option '%s' requires an argument\n",
8118 optarg
= argv
[optind
++];
8123 switch(popt
->index
) {
8125 machine
= find_machine(optarg
);
8128 printf("Supported machines are:\n");
8129 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
8130 printf("%-10s %s%s\n",
8132 m
== first_machine
? " (default)" : "");
8134 exit(*optarg
!= '?');
8137 case QEMU_OPTION_cpu
:
8138 /* hw initialization will check this */
8139 if (*optarg
== '?') {
8140 /* XXX: implement xxx_cpu_list for targets that still miss it */
8141 #if defined(cpu_list)
8142 cpu_list(stdout
, &fprintf
);
8149 case QEMU_OPTION_initrd
:
8150 initrd_filename
= optarg
;
8152 case QEMU_OPTION_hda
:
8154 hda_index
= drive_add(HD_ALIAS
, optarg
, 0);
8156 hda_index
= drive_add(HD_ALIAS
8157 ",cyls=%d,heads=%d,secs=%d%s",
8158 optarg
, 0, cyls
, heads
, secs
,
8159 translation
== BIOS_ATA_TRANSLATION_LBA
?
8161 translation
== BIOS_ATA_TRANSLATION_NONE
?
8162 ",trans=none" : "");
8164 case QEMU_OPTION_hdb
:
8165 case QEMU_OPTION_hdc
:
8166 case QEMU_OPTION_hdd
:
8167 drive_add(HD_ALIAS
, optarg
, popt
->index
- QEMU_OPTION_hda
);
8169 case QEMU_OPTION_drive
:
8170 drive_add("%s", optarg
);
8172 case QEMU_OPTION_mtdblock
:
8173 drive_add(MTD_ALIAS
, optarg
);
8175 case QEMU_OPTION_sd
:
8176 drive_add(SD_ALIAS
, optarg
);
8178 case QEMU_OPTION_pflash
:
8179 drive_add(PFLASH_ALIAS
, optarg
);
8181 case QEMU_OPTION_snapshot
:
8184 case QEMU_OPTION_hdachs
:
8188 cyls
= strtol(p
, (char **)&p
, 0);
8189 if (cyls
< 1 || cyls
> 16383)
8194 heads
= strtol(p
, (char **)&p
, 0);
8195 if (heads
< 1 || heads
> 16)
8200 secs
= strtol(p
, (char **)&p
, 0);
8201 if (secs
< 1 || secs
> 63)
8205 if (!strcmp(p
, "none"))
8206 translation
= BIOS_ATA_TRANSLATION_NONE
;
8207 else if (!strcmp(p
, "lba"))
8208 translation
= BIOS_ATA_TRANSLATION_LBA
;
8209 else if (!strcmp(p
, "auto"))
8210 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8213 } else if (*p
!= '\0') {
8215 fprintf(stderr
, "qemu: invalid physical CHS format\n");
8218 if (hda_index
!= -1)
8219 snprintf(drives_opt
[hda_index
] +
8220 strlen(drives_opt
[hda_index
]),
8221 sizeof(drives_opt
[0]) -
8222 strlen(drives_opt
[hda_index
]),
8223 ",cyls=%d,heads=%d,secs=%d%s",
8225 translation
== BIOS_ATA_TRANSLATION_LBA
?
8227 translation
== BIOS_ATA_TRANSLATION_NONE
?
8228 ",trans=none" : "");
8231 case QEMU_OPTION_nographic
:
8232 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
8233 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
8234 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
8237 case QEMU_OPTION_portrait
:
8240 case QEMU_OPTION_kernel
:
8241 kernel_filename
= optarg
;
8243 case QEMU_OPTION_append
:
8244 kernel_cmdline
= optarg
;
8246 case QEMU_OPTION_cdrom
:
8247 drive_add("file=\"%s\"," CDROM_ALIAS
, optarg
);
8249 case QEMU_OPTION_boot
:
8250 boot_devices
= optarg
;
8251 /* We just do some generic consistency checks */
8253 /* Could easily be extended to 64 devices if needed */
8254 const unsigned char *p
;
8256 boot_devices_bitmap
= 0;
8257 for (p
= boot_devices
; *p
!= '\0'; p
++) {
8258 /* Allowed boot devices are:
8259 * a b : floppy disk drives
8260 * c ... f : IDE disk drives
8261 * g ... m : machine implementation dependant drives
8262 * n ... p : network devices
8263 * It's up to each machine implementation to check
8264 * if the given boot devices match the actual hardware
8265 * implementation and firmware features.
8267 if (*p
< 'a' || *p
> 'q') {
8268 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
8271 if (boot_devices_bitmap
& (1 << (*p
- 'a'))) {
8273 "Boot device '%c' was given twice\n",*p
);
8276 boot_devices_bitmap
|= 1 << (*p
- 'a');
8280 case QEMU_OPTION_fda
:
8281 case QEMU_OPTION_fdb
:
8282 drive_add("file=\"%s\"," FD_ALIAS
, optarg
,
8283 popt
->index
- QEMU_OPTION_fda
);
8286 case QEMU_OPTION_no_fd_bootchk
:
8290 case QEMU_OPTION_no_code_copy
:
8291 code_copy_enabled
= 0;
8293 case QEMU_OPTION_net
:
8294 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
8295 fprintf(stderr
, "qemu: too many network clients\n");
8298 pstrcpy(net_clients
[nb_net_clients
],
8299 sizeof(net_clients
[0]),
8304 case QEMU_OPTION_tftp
:
8305 tftp_prefix
= optarg
;
8307 case QEMU_OPTION_bootp
:
8308 bootp_filename
= optarg
;
8311 case QEMU_OPTION_smb
:
8312 net_slirp_smb(optarg
);
8315 case QEMU_OPTION_redir
:
8316 net_slirp_redir(optarg
);
8320 case QEMU_OPTION_audio_help
:
8324 case QEMU_OPTION_soundhw
:
8325 select_soundhw (optarg
);
8332 ram_size
= atoi(optarg
) * 1024 * 1024;
8335 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
8336 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
8337 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
8346 mask
= cpu_str_to_log_mask(optarg
);
8348 printf("Log items (comma separated):\n");
8349 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
8350 printf("%-10s %s\n", item
->name
, item
->help
);
8357 #ifdef CONFIG_GDBSTUB
8362 gdbstub_port
= optarg
;
8368 case QEMU_OPTION_bios
:
8375 keyboard_layout
= optarg
;
8377 case QEMU_OPTION_localtime
:
8380 case QEMU_OPTION_cirrusvga
:
8381 cirrus_vga_enabled
= 1;
8384 case QEMU_OPTION_vmsvga
:
8385 cirrus_vga_enabled
= 0;
8388 case QEMU_OPTION_std_vga
:
8389 cirrus_vga_enabled
= 0;
8397 w
= strtol(p
, (char **)&p
, 10);
8400 fprintf(stderr
, "qemu: invalid resolution or depth\n");
8406 h
= strtol(p
, (char **)&p
, 10);
8411 depth
= strtol(p
, (char **)&p
, 10);
8412 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
8413 depth
!= 24 && depth
!= 32)
8415 } else if (*p
== '\0') {
8416 depth
= graphic_depth
;
8423 graphic_depth
= depth
;
8426 case QEMU_OPTION_echr
:
8429 term_escape_char
= strtol(optarg
, &r
, 0);
8431 printf("Bad argument to echr\n");
8434 case QEMU_OPTION_monitor
:
8435 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
8437 case QEMU_OPTION_serial
:
8438 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
8439 fprintf(stderr
, "qemu: too many serial ports\n");
8442 pstrcpy(serial_devices
[serial_device_index
],
8443 sizeof(serial_devices
[0]), optarg
);
8444 serial_device_index
++;
8446 case QEMU_OPTION_parallel
:
8447 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
8448 fprintf(stderr
, "qemu: too many parallel ports\n");
8451 pstrcpy(parallel_devices
[parallel_device_index
],
8452 sizeof(parallel_devices
[0]), optarg
);
8453 parallel_device_index
++;
8455 case QEMU_OPTION_loadvm
:
8458 case QEMU_OPTION_full_screen
:
8462 case QEMU_OPTION_no_frame
:
8465 case QEMU_OPTION_alt_grab
:
8468 case QEMU_OPTION_no_quit
:
8472 case QEMU_OPTION_pidfile
:
8476 case QEMU_OPTION_win2k_hack
:
8477 win2k_install_hack
= 1;
8481 case QEMU_OPTION_no_kqemu
:
8484 case QEMU_OPTION_kernel_kqemu
:
8488 case QEMU_OPTION_usb
:
8491 case QEMU_OPTION_usbdevice
:
8493 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
8494 fprintf(stderr
, "Too many USB devices\n");
8497 pstrcpy(usb_devices
[usb_devices_index
],
8498 sizeof(usb_devices
[usb_devices_index
]),
8500 usb_devices_index
++;
8502 case QEMU_OPTION_smp
:
8503 smp_cpus
= atoi(optarg
);
8504 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
8505 fprintf(stderr
, "Invalid number of CPUs\n");
8509 case QEMU_OPTION_vnc
:
8510 vnc_display
= optarg
;
8512 case QEMU_OPTION_no_acpi
:
8515 case QEMU_OPTION_no_reboot
:
8518 case QEMU_OPTION_show_cursor
:
8521 case QEMU_OPTION_daemonize
:
8524 case QEMU_OPTION_option_rom
:
8525 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8526 fprintf(stderr
, "Too many option ROMs\n");
8529 option_rom
[nb_option_roms
] = optarg
;
8532 case QEMU_OPTION_semihosting
:
8533 semihosting_enabled
= 1;
8535 case QEMU_OPTION_name
:
8539 case QEMU_OPTION_prom_env
:
8540 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
8541 fprintf(stderr
, "Too many prom variables\n");
8544 prom_envs
[nb_prom_envs
] = optarg
;
8549 case QEMU_OPTION_old_param
:
8552 case QEMU_OPTION_clock
:
8553 configure_alarms(optarg
);
8555 case QEMU_OPTION_startdate
:
8558 if (!strcmp(optarg
, "now")) {
8559 rtc_start_date
= -1;
8561 if (sscanf(optarg
, "%d-%d-%dT%d:%d:%d",
8569 } else if (sscanf(optarg
, "%d-%d-%d",
8572 &tm
.tm_mday
) == 3) {
8581 rtc_start_date
= mktimegm(&tm
);
8582 if (rtc_start_date
== -1) {
8584 fprintf(stderr
, "Invalid date format. Valid format are:\n"
8585 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8596 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
8597 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
8604 if (pipe(fds
) == -1)
8615 len
= read(fds
[0], &status
, 1);
8616 if (len
== -1 && (errno
== EINTR
))
8621 else if (status
== 1) {
8622 fprintf(stderr
, "Could not acquire pidfile\n");
8640 signal(SIGTSTP
, SIG_IGN
);
8641 signal(SIGTTOU
, SIG_IGN
);
8642 signal(SIGTTIN
, SIG_IGN
);
8646 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
8649 write(fds
[1], &status
, 1);
8651 fprintf(stderr
, "Could not acquire pid file\n");
8659 linux_boot
= (kernel_filename
!= NULL
);
8660 net_boot
= (boot_devices_bitmap
>> ('n' - 'a')) & 0xF;
8662 /* XXX: this should not be: some embedded targets just have flash */
8663 if (!linux_boot
&& net_boot
== 0 &&
8667 /* boot to floppy or the default cd if no hard disk defined yet */
8668 if (!boot_devices
[0]) {
8669 boot_devices
= "cad";
8671 setvbuf(stdout
, NULL
, _IOLBF
, 0);
8681 /* init network clients */
8682 if (nb_net_clients
== 0) {
8683 /* if no clients, we use a default config */
8684 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
8686 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
8691 for(i
= 0;i
< nb_net_clients
; i
++) {
8692 if (net_client_init(net_clients
[i
]) < 0)
8695 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
8696 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
8698 if (vlan
->nb_guest_devs
== 0) {
8699 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
8702 if (vlan
->nb_host_devs
== 0)
8704 "Warning: vlan %d is not connected to host network\n",
8709 /* XXX: this should be moved in the PC machine instanciation code */
8710 if (net_boot
!= 0) {
8712 for (i
= 0; i
< nb_nics
&& i
< 4; i
++) {
8713 const char *model
= nd_table
[i
].model
;
8715 if (net_boot
& (1 << i
)) {
8718 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
8719 if (get_image_size(buf
) > 0) {
8720 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8721 fprintf(stderr
, "Too many option ROMs\n");
8724 option_rom
[nb_option_roms
] = strdup(buf
);
8731 fprintf(stderr
, "No valid PXE rom found for network device\n");
8737 /* init the memory */
8738 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
8740 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
8741 if (!phys_ram_base
) {
8742 fprintf(stderr
, "Could not allocate physical memory\n");
8748 /* we always create the cdrom drive, even if no disk is there */
8750 if (nb_drives_opt
< MAX_DRIVES
)
8751 drive_add(CDROM_ALIAS
);
8753 /* we always create at least on floppy */
8755 if (nb_drives_opt
< MAX_DRIVES
)
8756 drive_add(FD_ALIAS
, 0);
8758 /* open the virtual block devices */
8760 for(i
= 0; i
< nb_drives_opt
; i
++)
8761 if (drive_init(drives_opt
[i
], snapshot
, machine
) == -1)
8764 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
8765 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
8770 memset(&display_state
, 0, sizeof(display_state
));
8772 /* nearly nothing to do */
8773 dumb_display_init(ds
);
8774 } else if (vnc_display
!= NULL
) {
8775 vnc_display_init(ds
);
8776 if (vnc_display_open(ds
, vnc_display
) < 0)
8779 #if defined(CONFIG_SDL)
8780 sdl_display_init(ds
, full_screen
, no_frame
);
8781 #elif defined(CONFIG_COCOA)
8782 cocoa_display_init(ds
, full_screen
);
8784 dumb_display_init(ds
);
8788 /* Maintain compatibility with multiple stdio monitors */
8789 if (!strcmp(monitor_device
,"stdio")) {
8790 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8791 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
8792 monitor_device
[0] = '\0';
8794 } else if (!strcmp(serial_devices
[i
],"stdio")) {
8795 monitor_device
[0] = '\0';
8796 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
8801 if (monitor_device
[0] != '\0') {
8802 monitor_hd
= qemu_chr_open(monitor_device
);
8804 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
8807 monitor_init(monitor_hd
, !nographic
);
8810 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8811 const char *devname
= serial_devices
[i
];
8812 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8813 serial_hds
[i
] = qemu_chr_open(devname
);
8814 if (!serial_hds
[i
]) {
8815 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
8819 if (strstart(devname
, "vc", 0))
8820 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
8824 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
8825 const char *devname
= parallel_devices
[i
];
8826 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8827 parallel_hds
[i
] = qemu_chr_open(devname
);
8828 if (!parallel_hds
[i
]) {
8829 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
8833 if (strstart(devname
, "vc", 0))
8834 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
8838 machine
->init(ram_size
, vga_ram_size
, boot_devices
, ds
,
8839 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
8841 /* init USB devices */
8843 for(i
= 0; i
< usb_devices_index
; i
++) {
8844 if (usb_device_add(usb_devices
[i
]) < 0) {
8845 fprintf(stderr
, "Warning: could not add USB device %s\n",
8851 if (display_state
.dpy_refresh
) {
8852 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
8853 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
8856 #ifdef CONFIG_GDBSTUB
8858 /* XXX: use standard host:port notation and modify options
8860 if (gdbserver_start(gdbstub_port
) < 0) {
8861 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
8872 /* XXX: simplify init */
8885 len
= write(fds
[1], &status
, 1);
8886 if (len
== -1 && (errno
== EINTR
))
8892 TFR(fd
= open("/dev/null", O_RDWR
));
8906 #if !defined(_WIN32)
8907 /* close network clients */
8908 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
8909 VLANClientState
*vc
;
8911 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
8912 if (vc
->fd_read
== tap_receive
) {
8914 TAPState
*s
= vc
->opaque
;
8916 if (sscanf(vc
->info_str
, "tap: ifname=%63s ", ifname
) == 1 &&
8918 launch_script(s
->down_script
, ifname
, s
->fd
);