4 * Copyright (c) 2003-2008 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"
29 #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>
112 #include <mmsystem.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
;
176 const char* keyboard_layout
= NULL
;
177 int64_t ticks_per_sec
;
179 int pit_min_timer_count
= 0;
181 NICInfo nd_table
[MAX_NICS
];
183 static int rtc_utc
= 1;
184 static int rtc_date_offset
= -1; /* -1 means no change */
185 int cirrus_vga_enabled
= 1;
186 int vmsvga_enabled
= 0;
188 int graphic_width
= 1024;
189 int graphic_height
= 768;
190 int graphic_depth
= 8;
192 int graphic_width
= 800;
193 int graphic_height
= 600;
194 int graphic_depth
= 15;
199 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
200 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
202 int win2k_install_hack
= 0;
205 static VLANState
*first_vlan
;
207 const char *vnc_display
;
208 #if defined(TARGET_SPARC)
210 #elif defined(TARGET_I386)
215 int acpi_enabled
= 1;
219 int graphic_rotate
= 0;
221 const char *option_rom
[MAX_OPTION_ROMS
];
223 int semihosting_enabled
= 0;
228 const char *qemu_name
;
231 unsigned int nb_prom_envs
= 0;
232 const char *prom_envs
[MAX_PROM_ENVS
];
238 } drives_opt
[MAX_DRIVES
];
240 static CPUState
*cur_cpu
;
241 static CPUState
*next_cpu
;
242 static int event_pending
= 1;
244 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
246 /***********************************************************/
247 /* x86 ISA bus support */
249 target_phys_addr_t isa_mem_base
= 0;
252 static uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
254 #ifdef DEBUG_UNUSED_IOPORT
255 fprintf(stderr
, "unused inb: port=0x%04x\n", address
);
260 static void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
262 #ifdef DEBUG_UNUSED_IOPORT
263 fprintf(stderr
, "unused outb: port=0x%04x data=0x%02x\n", address
, data
);
267 /* default is to make two byte accesses */
268 static uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
271 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
272 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
273 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
277 static void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
279 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
280 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
281 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
284 static uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
286 #ifdef DEBUG_UNUSED_IOPORT
287 fprintf(stderr
, "unused inl: port=0x%04x\n", address
);
292 static void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
294 #ifdef DEBUG_UNUSED_IOPORT
295 fprintf(stderr
, "unused outl: port=0x%04x data=0x%02x\n", address
, data
);
299 static void init_ioports(void)
303 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
304 ioport_read_table
[0][i
] = default_ioport_readb
;
305 ioport_write_table
[0][i
] = default_ioport_writeb
;
306 ioport_read_table
[1][i
] = default_ioport_readw
;
307 ioport_write_table
[1][i
] = default_ioport_writew
;
308 ioport_read_table
[2][i
] = default_ioport_readl
;
309 ioport_write_table
[2][i
] = default_ioport_writel
;
313 /* size is the word size in byte */
314 int register_ioport_read(int start
, int length
, int size
,
315 IOPortReadFunc
*func
, void *opaque
)
321 } else if (size
== 2) {
323 } else if (size
== 4) {
326 hw_error("register_ioport_read: invalid size");
329 for(i
= start
; i
< start
+ length
; i
+= size
) {
330 ioport_read_table
[bsize
][i
] = func
;
331 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
332 hw_error("register_ioport_read: invalid opaque");
333 ioport_opaque
[i
] = opaque
;
338 /* size is the word size in byte */
339 int register_ioport_write(int start
, int length
, int size
,
340 IOPortWriteFunc
*func
, void *opaque
)
346 } else if (size
== 2) {
348 } else if (size
== 4) {
351 hw_error("register_ioport_write: invalid size");
354 for(i
= start
; i
< start
+ length
; i
+= size
) {
355 ioport_write_table
[bsize
][i
] = func
;
356 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
357 hw_error("register_ioport_write: invalid opaque");
358 ioport_opaque
[i
] = opaque
;
363 void isa_unassign_ioport(int start
, int length
)
367 for(i
= start
; i
< start
+ length
; i
++) {
368 ioport_read_table
[0][i
] = default_ioport_readb
;
369 ioport_read_table
[1][i
] = default_ioport_readw
;
370 ioport_read_table
[2][i
] = default_ioport_readl
;
372 ioport_write_table
[0][i
] = default_ioport_writeb
;
373 ioport_write_table
[1][i
] = default_ioport_writew
;
374 ioport_write_table
[2][i
] = default_ioport_writel
;
378 /***********************************************************/
380 void cpu_outb(CPUState
*env
, int addr
, int val
)
383 if (loglevel
& CPU_LOG_IOPORT
)
384 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
386 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
389 env
->last_io_time
= cpu_get_time_fast();
393 void cpu_outw(CPUState
*env
, int addr
, int val
)
396 if (loglevel
& CPU_LOG_IOPORT
)
397 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
399 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
402 env
->last_io_time
= cpu_get_time_fast();
406 void cpu_outl(CPUState
*env
, int addr
, int val
)
409 if (loglevel
& CPU_LOG_IOPORT
)
410 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
412 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
415 env
->last_io_time
= cpu_get_time_fast();
419 int cpu_inb(CPUState
*env
, int addr
)
422 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
424 if (loglevel
& CPU_LOG_IOPORT
)
425 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
429 env
->last_io_time
= cpu_get_time_fast();
434 int cpu_inw(CPUState
*env
, int addr
)
437 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
439 if (loglevel
& CPU_LOG_IOPORT
)
440 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
444 env
->last_io_time
= cpu_get_time_fast();
449 int cpu_inl(CPUState
*env
, int addr
)
452 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
454 if (loglevel
& CPU_LOG_IOPORT
)
455 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
459 env
->last_io_time
= cpu_get_time_fast();
464 /***********************************************************/
465 void hw_error(const char *fmt
, ...)
471 fprintf(stderr
, "qemu: hardware error: ");
472 vfprintf(stderr
, fmt
, ap
);
473 fprintf(stderr
, "\n");
474 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
475 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
477 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
479 cpu_dump_state(env
, stderr
, fprintf
, 0);
486 /***********************************************************/
489 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
490 static void *qemu_put_kbd_event_opaque
;
491 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
492 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
494 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
496 qemu_put_kbd_event_opaque
= opaque
;
497 qemu_put_kbd_event
= func
;
500 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
501 void *opaque
, int absolute
,
504 QEMUPutMouseEntry
*s
, *cursor
;
506 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
510 s
->qemu_put_mouse_event
= func
;
511 s
->qemu_put_mouse_event_opaque
= opaque
;
512 s
->qemu_put_mouse_event_absolute
= absolute
;
513 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
516 if (!qemu_put_mouse_event_head
) {
517 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
521 cursor
= qemu_put_mouse_event_head
;
522 while (cursor
->next
!= NULL
)
523 cursor
= cursor
->next
;
526 qemu_put_mouse_event_current
= s
;
531 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
533 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
535 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
538 cursor
= qemu_put_mouse_event_head
;
539 while (cursor
!= NULL
&& cursor
!= entry
) {
541 cursor
= cursor
->next
;
544 if (cursor
== NULL
) // does not exist or list empty
546 else if (prev
== NULL
) { // entry is head
547 qemu_put_mouse_event_head
= cursor
->next
;
548 if (qemu_put_mouse_event_current
== entry
)
549 qemu_put_mouse_event_current
= cursor
->next
;
550 qemu_free(entry
->qemu_put_mouse_event_name
);
555 prev
->next
= entry
->next
;
557 if (qemu_put_mouse_event_current
== entry
)
558 qemu_put_mouse_event_current
= prev
;
560 qemu_free(entry
->qemu_put_mouse_event_name
);
564 void kbd_put_keycode(int keycode
)
566 if (qemu_put_kbd_event
) {
567 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
571 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
573 QEMUPutMouseEvent
*mouse_event
;
574 void *mouse_event_opaque
;
577 if (!qemu_put_mouse_event_current
) {
582 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
584 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
587 if (graphic_rotate
) {
588 if (qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
)
591 width
= graphic_width
- 1;
592 mouse_event(mouse_event_opaque
,
593 width
- dy
, dx
, dz
, buttons_state
);
595 mouse_event(mouse_event_opaque
,
596 dx
, dy
, dz
, buttons_state
);
600 int kbd_mouse_is_absolute(void)
602 if (!qemu_put_mouse_event_current
)
605 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
608 void do_info_mice(void)
610 QEMUPutMouseEntry
*cursor
;
613 if (!qemu_put_mouse_event_head
) {
614 term_printf("No mouse devices connected\n");
618 term_printf("Mouse devices available:\n");
619 cursor
= qemu_put_mouse_event_head
;
620 while (cursor
!= NULL
) {
621 term_printf("%c Mouse #%d: %s\n",
622 (cursor
== qemu_put_mouse_event_current
? '*' : ' '),
623 index
, cursor
->qemu_put_mouse_event_name
);
625 cursor
= cursor
->next
;
629 void do_mouse_set(int index
)
631 QEMUPutMouseEntry
*cursor
;
634 if (!qemu_put_mouse_event_head
) {
635 term_printf("No mouse devices connected\n");
639 cursor
= qemu_put_mouse_event_head
;
640 while (cursor
!= NULL
&& index
!= i
) {
642 cursor
= cursor
->next
;
646 qemu_put_mouse_event_current
= cursor
;
648 term_printf("Mouse at given index not found\n");
651 /* compute with 96 bit intermediate result: (a*b)/c */
652 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
657 #ifdef WORDS_BIGENDIAN
667 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
668 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
671 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
675 /***********************************************************/
676 /* real time host monotonic timer */
678 #define QEMU_TIMER_BASE 1000000000LL
682 static int64_t clock_freq
;
684 static void init_get_clock(void)
688 ret
= QueryPerformanceFrequency(&freq
);
690 fprintf(stderr
, "Could not calibrate ticks\n");
693 clock_freq
= freq
.QuadPart
;
696 static int64_t get_clock(void)
699 QueryPerformanceCounter(&ti
);
700 return muldiv64(ti
.QuadPart
, QEMU_TIMER_BASE
, clock_freq
);
705 static int use_rt_clock
;
707 static void init_get_clock(void)
710 #if defined(__linux__)
713 if (clock_gettime(CLOCK_MONOTONIC
, &ts
) == 0) {
720 static int64_t get_clock(void)
722 #if defined(__linux__)
725 clock_gettime(CLOCK_MONOTONIC
, &ts
);
726 return ts
.tv_sec
* 1000000000LL + ts
.tv_nsec
;
730 /* XXX: using gettimeofday leads to problems if the date
731 changes, so it should be avoided. */
733 gettimeofday(&tv
, NULL
);
734 return tv
.tv_sec
* 1000000000LL + (tv
.tv_usec
* 1000);
740 /***********************************************************/
741 /* guest cycle counter */
743 static int64_t cpu_ticks_prev
;
744 static int64_t cpu_ticks_offset
;
745 static int64_t cpu_clock_offset
;
746 static int cpu_ticks_enabled
;
748 /* return the host CPU cycle counter and handle stop/restart */
749 int64_t cpu_get_ticks(void)
751 if (!cpu_ticks_enabled
) {
752 return cpu_ticks_offset
;
755 ticks
= cpu_get_real_ticks();
756 if (cpu_ticks_prev
> ticks
) {
757 /* Note: non increasing ticks may happen if the host uses
759 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
761 cpu_ticks_prev
= ticks
;
762 return ticks
+ cpu_ticks_offset
;
766 /* return the host CPU monotonic timer and handle stop/restart */
767 static int64_t cpu_get_clock(void)
770 if (!cpu_ticks_enabled
) {
771 return cpu_clock_offset
;
774 return ti
+ cpu_clock_offset
;
778 /* enable cpu_get_ticks() */
779 void cpu_enable_ticks(void)
781 if (!cpu_ticks_enabled
) {
782 cpu_ticks_offset
-= cpu_get_real_ticks();
783 cpu_clock_offset
-= get_clock();
784 cpu_ticks_enabled
= 1;
788 /* disable cpu_get_ticks() : the clock is stopped. You must not call
789 cpu_get_ticks() after that. */
790 void cpu_disable_ticks(void)
792 if (cpu_ticks_enabled
) {
793 cpu_ticks_offset
= cpu_get_ticks();
794 cpu_clock_offset
= cpu_get_clock();
795 cpu_ticks_enabled
= 0;
799 /***********************************************************/
802 #define QEMU_TIMER_REALTIME 0
803 #define QEMU_TIMER_VIRTUAL 1
807 /* XXX: add frequency */
815 struct QEMUTimer
*next
;
818 struct qemu_alarm_timer
{
822 int (*start
)(struct qemu_alarm_timer
*t
);
823 void (*stop
)(struct qemu_alarm_timer
*t
);
824 void (*rearm
)(struct qemu_alarm_timer
*t
);
828 #define ALARM_FLAG_DYNTICKS 0x1
829 #define ALARM_FLAG_EXPIRED 0x2
831 static inline int alarm_has_dynticks(struct qemu_alarm_timer
*t
)
833 return t
->flags
& ALARM_FLAG_DYNTICKS
;
836 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer
*t
)
838 if (!alarm_has_dynticks(t
))
844 /* TODO: MIN_TIMER_REARM_US should be optimized */
845 #define MIN_TIMER_REARM_US 250
847 static struct qemu_alarm_timer
*alarm_timer
;
851 struct qemu_alarm_win32
{
855 } alarm_win32_data
= {0, NULL
, -1};
857 static int win32_start_timer(struct qemu_alarm_timer
*t
);
858 static void win32_stop_timer(struct qemu_alarm_timer
*t
);
859 static void win32_rearm_timer(struct qemu_alarm_timer
*t
);
863 static int unix_start_timer(struct qemu_alarm_timer
*t
);
864 static void unix_stop_timer(struct qemu_alarm_timer
*t
);
868 static int dynticks_start_timer(struct qemu_alarm_timer
*t
);
869 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
);
870 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
);
872 static int hpet_start_timer(struct qemu_alarm_timer
*t
);
873 static void hpet_stop_timer(struct qemu_alarm_timer
*t
);
875 static int rtc_start_timer(struct qemu_alarm_timer
*t
);
876 static void rtc_stop_timer(struct qemu_alarm_timer
*t
);
878 #endif /* __linux__ */
882 static struct qemu_alarm_timer alarm_timers
[] = {
885 {"dynticks", ALARM_FLAG_DYNTICKS
, dynticks_start_timer
,
886 dynticks_stop_timer
, dynticks_rearm_timer
, NULL
},
887 /* HPET - if available - is preferred */
888 {"hpet", 0, hpet_start_timer
, hpet_stop_timer
, NULL
, NULL
},
889 /* ...otherwise try RTC */
890 {"rtc", 0, rtc_start_timer
, rtc_stop_timer
, NULL
, NULL
},
892 {"unix", 0, unix_start_timer
, unix_stop_timer
, NULL
, NULL
},
894 {"dynticks", ALARM_FLAG_DYNTICKS
, win32_start_timer
,
895 win32_stop_timer
, win32_rearm_timer
, &alarm_win32_data
},
896 {"win32", 0, win32_start_timer
,
897 win32_stop_timer
, NULL
, &alarm_win32_data
},
902 static void show_available_alarms(void)
906 printf("Available alarm timers, in order of precedence:\n");
907 for (i
= 0; alarm_timers
[i
].name
; i
++)
908 printf("%s\n", alarm_timers
[i
].name
);
911 static void configure_alarms(char const *opt
)
915 int count
= (sizeof(alarm_timers
) / sizeof(*alarm_timers
)) - 1;
919 if (!strcmp(opt
, "?")) {
920 show_available_alarms();
926 /* Reorder the array */
927 name
= strtok(arg
, ",");
929 struct qemu_alarm_timer tmp
;
931 for (i
= 0; i
< count
&& alarm_timers
[i
].name
; i
++) {
932 if (!strcmp(alarm_timers
[i
].name
, name
))
937 fprintf(stderr
, "Unknown clock %s\n", name
);
946 tmp
= alarm_timers
[i
];
947 alarm_timers
[i
] = alarm_timers
[cur
];
948 alarm_timers
[cur
] = tmp
;
952 name
= strtok(NULL
, ",");
958 /* Disable remaining timers */
959 for (i
= cur
; i
< count
; i
++)
960 alarm_timers
[i
].name
= NULL
;
962 show_available_alarms();
970 static QEMUTimer
*active_timers
[2];
972 static QEMUClock
*qemu_new_clock(int type
)
975 clock
= qemu_mallocz(sizeof(QEMUClock
));
982 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
986 ts
= qemu_mallocz(sizeof(QEMUTimer
));
993 void qemu_free_timer(QEMUTimer
*ts
)
998 /* stop a timer, but do not dealloc it */
999 void qemu_del_timer(QEMUTimer
*ts
)
1003 /* NOTE: this code must be signal safe because
1004 qemu_timer_expired() can be called from a signal. */
1005 pt
= &active_timers
[ts
->clock
->type
];
1018 /* modify the current timer so that it will be fired when current_time
1019 >= expire_time. The corresponding callback will be called. */
1020 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
1026 /* add the timer in the sorted list */
1027 /* NOTE: this code must be signal safe because
1028 qemu_timer_expired() can be called from a signal. */
1029 pt
= &active_timers
[ts
->clock
->type
];
1034 if (t
->expire_time
> expire_time
)
1038 ts
->expire_time
= expire_time
;
1042 /* Rearm if necessary */
1043 if ((alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) == 0 &&
1044 pt
== &active_timers
[ts
->clock
->type
])
1045 qemu_rearm_alarm_timer(alarm_timer
);
1048 int qemu_timer_pending(QEMUTimer
*ts
)
1051 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
1058 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
1062 return (timer_head
->expire_time
<= current_time
);
1065 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
1071 if (!ts
|| ts
->expire_time
> current_time
)
1073 /* remove timer from the list before calling the callback */
1074 *ptimer_head
= ts
->next
;
1077 /* run the callback (the timer list can be modified) */
1082 int64_t qemu_get_clock(QEMUClock
*clock
)
1084 switch(clock
->type
) {
1085 case QEMU_TIMER_REALTIME
:
1086 return get_clock() / 1000000;
1088 case QEMU_TIMER_VIRTUAL
:
1089 return cpu_get_clock();
1093 static void init_timers(void)
1096 ticks_per_sec
= QEMU_TIMER_BASE
;
1097 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
1098 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
1102 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1104 uint64_t expire_time
;
1106 if (qemu_timer_pending(ts
)) {
1107 expire_time
= ts
->expire_time
;
1111 qemu_put_be64(f
, expire_time
);
1114 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1116 uint64_t expire_time
;
1118 expire_time
= qemu_get_be64(f
);
1119 if (expire_time
!= -1) {
1120 qemu_mod_timer(ts
, expire_time
);
1126 static void timer_save(QEMUFile
*f
, void *opaque
)
1128 if (cpu_ticks_enabled
) {
1129 hw_error("cannot save state if virtual timers are running");
1131 qemu_put_be64(f
, cpu_ticks_offset
);
1132 qemu_put_be64(f
, ticks_per_sec
);
1133 qemu_put_be64(f
, cpu_clock_offset
);
1136 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
1138 if (version_id
!= 1 && version_id
!= 2)
1140 if (cpu_ticks_enabled
) {
1143 cpu_ticks_offset
=qemu_get_be64(f
);
1144 ticks_per_sec
=qemu_get_be64(f
);
1145 if (version_id
== 2) {
1146 cpu_clock_offset
=qemu_get_be64(f
);
1152 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
1153 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
1155 static void host_alarm_handler(int host_signum
)
1159 #define DISP_FREQ 1000
1161 static int64_t delta_min
= INT64_MAX
;
1162 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
1164 ti
= qemu_get_clock(vm_clock
);
1165 if (last_clock
!= 0) {
1166 delta
= ti
- last_clock
;
1167 if (delta
< delta_min
)
1169 if (delta
> delta_max
)
1172 if (++count
== DISP_FREQ
) {
1173 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
1174 muldiv64(delta_min
, 1000000, ticks_per_sec
),
1175 muldiv64(delta_max
, 1000000, ticks_per_sec
),
1176 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
1177 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
1179 delta_min
= INT64_MAX
;
1187 if (alarm_has_dynticks(alarm_timer
) ||
1188 qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
1189 qemu_get_clock(vm_clock
)) ||
1190 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
1191 qemu_get_clock(rt_clock
))) {
1193 struct qemu_alarm_win32
*data
= ((struct qemu_alarm_timer
*)dwUser
)->priv
;
1194 SetEvent(data
->host_alarm
);
1196 CPUState
*env
= next_cpu
;
1198 alarm_timer
->flags
|= ALARM_FLAG_EXPIRED
;
1201 /* stop the currently executing cpu because a timer occured */
1202 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
1204 if (env
->kqemu_enabled
) {
1205 kqemu_cpu_interrupt(env
);
1213 static uint64_t qemu_next_deadline(void)
1215 int64_t nearest_delta_us
= INT64_MAX
;
1218 if (active_timers
[QEMU_TIMER_REALTIME
])
1219 nearest_delta_us
= (active_timers
[QEMU_TIMER_REALTIME
]->expire_time
-
1220 qemu_get_clock(rt_clock
))*1000;
1222 if (active_timers
[QEMU_TIMER_VIRTUAL
]) {
1224 vmdelta_us
= (active_timers
[QEMU_TIMER_VIRTUAL
]->expire_time
-
1225 qemu_get_clock(vm_clock
)+999)/1000;
1226 if (vmdelta_us
< nearest_delta_us
)
1227 nearest_delta_us
= vmdelta_us
;
1230 /* Avoid arming the timer to negative, zero, or too low values */
1231 if (nearest_delta_us
<= MIN_TIMER_REARM_US
)
1232 nearest_delta_us
= MIN_TIMER_REARM_US
;
1234 return nearest_delta_us
;
1239 #if defined(__linux__)
1241 #define RTC_FREQ 1024
1243 static void enable_sigio_timer(int fd
)
1245 struct sigaction act
;
1248 sigfillset(&act
.sa_mask
);
1250 act
.sa_handler
= host_alarm_handler
;
1252 sigaction(SIGIO
, &act
, NULL
);
1253 fcntl(fd
, F_SETFL
, O_ASYNC
);
1254 fcntl(fd
, F_SETOWN
, getpid());
1257 static int hpet_start_timer(struct qemu_alarm_timer
*t
)
1259 struct hpet_info info
;
1262 fd
= open("/dev/hpet", O_RDONLY
);
1267 r
= ioctl(fd
, HPET_IRQFREQ
, RTC_FREQ
);
1269 fprintf(stderr
, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1270 "error, but for better emulation accuracy type:\n"
1271 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1275 /* Check capabilities */
1276 r
= ioctl(fd
, HPET_INFO
, &info
);
1280 /* Enable periodic mode */
1281 r
= ioctl(fd
, HPET_EPI
, 0);
1282 if (info
.hi_flags
&& (r
< 0))
1285 /* Enable interrupt */
1286 r
= ioctl(fd
, HPET_IE_ON
, 0);
1290 enable_sigio_timer(fd
);
1291 t
->priv
= (void *)(long)fd
;
1299 static void hpet_stop_timer(struct qemu_alarm_timer
*t
)
1301 int fd
= (long)t
->priv
;
1306 static int rtc_start_timer(struct qemu_alarm_timer
*t
)
1309 unsigned long current_rtc_freq
= 0;
1311 TFR(rtc_fd
= open("/dev/rtc", O_RDONLY
));
1314 ioctl(rtc_fd
, RTC_IRQP_READ
, ¤t_rtc_freq
);
1315 if (current_rtc_freq
!= RTC_FREQ
&&
1316 ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
1317 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1318 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1319 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1322 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1328 enable_sigio_timer(rtc_fd
);
1330 t
->priv
= (void *)(long)rtc_fd
;
1335 static void rtc_stop_timer(struct qemu_alarm_timer
*t
)
1337 int rtc_fd
= (long)t
->priv
;
1342 static int dynticks_start_timer(struct qemu_alarm_timer
*t
)
1346 struct sigaction act
;
1348 sigfillset(&act
.sa_mask
);
1350 act
.sa_handler
= host_alarm_handler
;
1352 sigaction(SIGALRM
, &act
, NULL
);
1354 ev
.sigev_value
.sival_int
= 0;
1355 ev
.sigev_notify
= SIGEV_SIGNAL
;
1356 ev
.sigev_signo
= SIGALRM
;
1358 if (timer_create(CLOCK_REALTIME
, &ev
, &host_timer
)) {
1359 perror("timer_create");
1361 /* disable dynticks */
1362 fprintf(stderr
, "Dynamic Ticks disabled\n");
1367 t
->priv
= (void *)host_timer
;
1372 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
)
1374 timer_t host_timer
= (timer_t
)t
->priv
;
1376 timer_delete(host_timer
);
1379 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
)
1381 timer_t host_timer
= (timer_t
)t
->priv
;
1382 struct itimerspec timeout
;
1383 int64_t nearest_delta_us
= INT64_MAX
;
1386 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1387 !active_timers
[QEMU_TIMER_VIRTUAL
])
1390 nearest_delta_us
= qemu_next_deadline();
1392 /* check whether a timer is already running */
1393 if (timer_gettime(host_timer
, &timeout
)) {
1395 fprintf(stderr
, "Internal timer error: aborting\n");
1398 current_us
= timeout
.it_value
.tv_sec
* 1000000 + timeout
.it_value
.tv_nsec
/1000;
1399 if (current_us
&& current_us
<= nearest_delta_us
)
1402 timeout
.it_interval
.tv_sec
= 0;
1403 timeout
.it_interval
.tv_nsec
= 0; /* 0 for one-shot timer */
1404 timeout
.it_value
.tv_sec
= nearest_delta_us
/ 1000000;
1405 timeout
.it_value
.tv_nsec
= (nearest_delta_us
% 1000000) * 1000;
1406 if (timer_settime(host_timer
, 0 /* RELATIVE */, &timeout
, NULL
)) {
1408 fprintf(stderr
, "Internal timer error: aborting\n");
1413 #endif /* defined(__linux__) */
1415 static int unix_start_timer(struct qemu_alarm_timer
*t
)
1417 struct sigaction act
;
1418 struct itimerval itv
;
1422 sigfillset(&act
.sa_mask
);
1424 act
.sa_handler
= host_alarm_handler
;
1426 sigaction(SIGALRM
, &act
, NULL
);
1428 itv
.it_interval
.tv_sec
= 0;
1429 /* for i386 kernel 2.6 to get 1 ms */
1430 itv
.it_interval
.tv_usec
= 999;
1431 itv
.it_value
.tv_sec
= 0;
1432 itv
.it_value
.tv_usec
= 10 * 1000;
1434 err
= setitimer(ITIMER_REAL
, &itv
, NULL
);
1441 static void unix_stop_timer(struct qemu_alarm_timer
*t
)
1443 struct itimerval itv
;
1445 memset(&itv
, 0, sizeof(itv
));
1446 setitimer(ITIMER_REAL
, &itv
, NULL
);
1449 #endif /* !defined(_WIN32) */
1453 static int win32_start_timer(struct qemu_alarm_timer
*t
)
1456 struct qemu_alarm_win32
*data
= t
->priv
;
1459 data
->host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1460 if (!data
->host_alarm
) {
1461 perror("Failed CreateEvent");
1465 memset(&tc
, 0, sizeof(tc
));
1466 timeGetDevCaps(&tc
, sizeof(tc
));
1468 if (data
->period
< tc
.wPeriodMin
)
1469 data
->period
= tc
.wPeriodMin
;
1471 timeBeginPeriod(data
->period
);
1473 flags
= TIME_CALLBACK_FUNCTION
;
1474 if (alarm_has_dynticks(t
))
1475 flags
|= TIME_ONESHOT
;
1477 flags
|= TIME_PERIODIC
;
1479 data
->timerId
= timeSetEvent(1, // interval (ms)
1480 data
->period
, // resolution
1481 host_alarm_handler
, // function
1482 (DWORD
)t
, // parameter
1485 if (!data
->timerId
) {
1486 perror("Failed to initialize win32 alarm timer");
1488 timeEndPeriod(data
->period
);
1489 CloseHandle(data
->host_alarm
);
1493 qemu_add_wait_object(data
->host_alarm
, NULL
, NULL
);
1498 static void win32_stop_timer(struct qemu_alarm_timer
*t
)
1500 struct qemu_alarm_win32
*data
= t
->priv
;
1502 timeKillEvent(data
->timerId
);
1503 timeEndPeriod(data
->period
);
1505 CloseHandle(data
->host_alarm
);
1508 static void win32_rearm_timer(struct qemu_alarm_timer
*t
)
1510 struct qemu_alarm_win32
*data
= t
->priv
;
1511 uint64_t nearest_delta_us
;
1513 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1514 !active_timers
[QEMU_TIMER_VIRTUAL
])
1517 nearest_delta_us
= qemu_next_deadline();
1518 nearest_delta_us
/= 1000;
1520 timeKillEvent(data
->timerId
);
1522 data
->timerId
= timeSetEvent(1,
1526 TIME_ONESHOT
| TIME_PERIODIC
);
1528 if (!data
->timerId
) {
1529 perror("Failed to re-arm win32 alarm timer");
1531 timeEndPeriod(data
->period
);
1532 CloseHandle(data
->host_alarm
);
1539 static void init_timer_alarm(void)
1541 struct qemu_alarm_timer
*t
;
1544 for (i
= 0; alarm_timers
[i
].name
; i
++) {
1545 t
= &alarm_timers
[i
];
1553 fprintf(stderr
, "Unable to find any suitable alarm timer.\n");
1554 fprintf(stderr
, "Terminating\n");
1561 static void quit_timers(void)
1563 alarm_timer
->stop(alarm_timer
);
1567 /***********************************************************/
1568 /* host time/date access */
1569 void qemu_get_timedate(struct tm
*tm
, int offset
)
1576 if (rtc_date_offset
== -1) {
1580 ret
= localtime(&ti
);
1582 ti
-= rtc_date_offset
;
1586 memcpy(tm
, ret
, sizeof(struct tm
));
1589 int qemu_timedate_diff(struct tm
*tm
)
1593 if (rtc_date_offset
== -1)
1595 seconds
= mktimegm(tm
);
1597 seconds
= mktime(tm
);
1599 seconds
= mktimegm(tm
) + rtc_date_offset
;
1601 return seconds
- time(NULL
);
1604 /***********************************************************/
1605 /* character device */
1607 static void qemu_chr_event(CharDriverState
*s
, int event
)
1611 s
->chr_event(s
->handler_opaque
, event
);
1614 static void qemu_chr_reset_bh(void *opaque
)
1616 CharDriverState
*s
= opaque
;
1617 qemu_chr_event(s
, CHR_EVENT_RESET
);
1618 qemu_bh_delete(s
->bh
);
1622 void qemu_chr_reset(CharDriverState
*s
)
1624 if (s
->bh
== NULL
) {
1625 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1626 qemu_bh_schedule(s
->bh
);
1630 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1632 return s
->chr_write(s
, buf
, len
);
1635 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1639 return s
->chr_ioctl(s
, cmd
, arg
);
1642 int qemu_chr_can_read(CharDriverState
*s
)
1644 if (!s
->chr_can_read
)
1646 return s
->chr_can_read(s
->handler_opaque
);
1649 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1651 s
->chr_read(s
->handler_opaque
, buf
, len
);
1654 void qemu_chr_accept_input(CharDriverState
*s
)
1656 if (s
->chr_accept_input
)
1657 s
->chr_accept_input(s
);
1660 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1665 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1666 qemu_chr_write(s
, (uint8_t *)buf
, strlen(buf
));
1670 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1672 if (s
->chr_send_event
)
1673 s
->chr_send_event(s
, event
);
1676 void qemu_chr_add_handlers(CharDriverState
*s
,
1677 IOCanRWHandler
*fd_can_read
,
1678 IOReadHandler
*fd_read
,
1679 IOEventHandler
*fd_event
,
1682 s
->chr_can_read
= fd_can_read
;
1683 s
->chr_read
= fd_read
;
1684 s
->chr_event
= fd_event
;
1685 s
->handler_opaque
= opaque
;
1686 if (s
->chr_update_read_handler
)
1687 s
->chr_update_read_handler(s
);
1690 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1695 static CharDriverState
*qemu_chr_open_null(void)
1697 CharDriverState
*chr
;
1699 chr
= qemu_mallocz(sizeof(CharDriverState
));
1702 chr
->chr_write
= null_chr_write
;
1706 /* MUX driver for serial I/O splitting */
1707 static int term_timestamps
;
1708 static int64_t term_timestamps_start
;
1710 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1711 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1713 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1714 IOReadHandler
*chr_read
[MAX_MUX
];
1715 IOEventHandler
*chr_event
[MAX_MUX
];
1716 void *ext_opaque
[MAX_MUX
];
1717 CharDriverState
*drv
;
1718 unsigned char buffer
[MUX_BUFFER_SIZE
];
1722 int term_got_escape
;
1727 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1729 MuxDriver
*d
= chr
->opaque
;
1731 if (!term_timestamps
) {
1732 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1737 for(i
= 0; i
< len
; i
++) {
1738 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1739 if (buf
[i
] == '\n') {
1745 if (term_timestamps_start
== -1)
1746 term_timestamps_start
= ti
;
1747 ti
-= term_timestamps_start
;
1748 secs
= ti
/ 1000000000;
1749 snprintf(buf1
, sizeof(buf1
),
1750 "[%02d:%02d:%02d.%03d] ",
1754 (int)((ti
/ 1000000) % 1000));
1755 d
->drv
->chr_write(d
->drv
, (uint8_t *)buf1
, strlen(buf1
));
1762 static char *mux_help
[] = {
1763 "% h print this help\n\r",
1764 "% x exit emulator\n\r",
1765 "% s save disk data back to file (if -snapshot)\n\r",
1766 "% t toggle console timestamps\n\r"
1767 "% b send break (magic sysrq)\n\r",
1768 "% c switch between console and monitor\n\r",
1773 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1774 static void mux_print_help(CharDriverState
*chr
)
1777 char ebuf
[15] = "Escape-Char";
1778 char cbuf
[50] = "\n\r";
1780 if (term_escape_char
> 0 && term_escape_char
< 26) {
1781 sprintf(cbuf
,"\n\r");
1782 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1784 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1787 chr
->chr_write(chr
, (uint8_t *)cbuf
, strlen(cbuf
));
1788 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1789 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1790 if (mux_help
[i
][j
] == '%')
1791 chr
->chr_write(chr
, (uint8_t *)ebuf
, strlen(ebuf
));
1793 chr
->chr_write(chr
, (uint8_t *)&mux_help
[i
][j
], 1);
1798 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1800 if (d
->term_got_escape
) {
1801 d
->term_got_escape
= 0;
1802 if (ch
== term_escape_char
)
1807 mux_print_help(chr
);
1811 char *term
= "QEMU: Terminated\n\r";
1812 chr
->chr_write(chr
,(uint8_t *)term
,strlen(term
));
1819 for (i
= 0; i
< nb_drives
; i
++) {
1820 bdrv_commit(drives_table
[i
].bdrv
);
1825 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1828 /* Switch to the next registered device */
1830 if (chr
->focus
>= d
->mux_cnt
)
1834 term_timestamps
= !term_timestamps
;
1835 term_timestamps_start
= -1;
1838 } else if (ch
== term_escape_char
) {
1839 d
->term_got_escape
= 1;
1847 static void mux_chr_accept_input(CharDriverState
*chr
)
1850 MuxDriver
*d
= chr
->opaque
;
1852 while (d
->prod
!= d
->cons
&&
1853 d
->chr_can_read
[m
] &&
1854 d
->chr_can_read
[m
](d
->ext_opaque
[m
])) {
1855 d
->chr_read
[m
](d
->ext_opaque
[m
],
1856 &d
->buffer
[d
->cons
++ & MUX_BUFFER_MASK
], 1);
1860 static int mux_chr_can_read(void *opaque
)
1862 CharDriverState
*chr
= opaque
;
1863 MuxDriver
*d
= chr
->opaque
;
1865 if ((d
->prod
- d
->cons
) < MUX_BUFFER_SIZE
)
1867 if (d
->chr_can_read
[chr
->focus
])
1868 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1872 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1874 CharDriverState
*chr
= opaque
;
1875 MuxDriver
*d
= chr
->opaque
;
1879 mux_chr_accept_input (opaque
);
1881 for(i
= 0; i
< size
; i
++)
1882 if (mux_proc_byte(chr
, d
, buf
[i
])) {
1883 if (d
->prod
== d
->cons
&&
1884 d
->chr_can_read
[m
] &&
1885 d
->chr_can_read
[m
](d
->ext_opaque
[m
]))
1886 d
->chr_read
[m
](d
->ext_opaque
[m
], &buf
[i
], 1);
1888 d
->buffer
[d
->prod
++ & MUX_BUFFER_MASK
] = buf
[i
];
1892 static void mux_chr_event(void *opaque
, int event
)
1894 CharDriverState
*chr
= opaque
;
1895 MuxDriver
*d
= chr
->opaque
;
1898 /* Send the event to all registered listeners */
1899 for (i
= 0; i
< d
->mux_cnt
; i
++)
1900 if (d
->chr_event
[i
])
1901 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1904 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1906 MuxDriver
*d
= chr
->opaque
;
1908 if (d
->mux_cnt
>= MAX_MUX
) {
1909 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1912 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1913 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1914 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1915 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1916 /* Fix up the real driver with mux routines */
1917 if (d
->mux_cnt
== 0) {
1918 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1919 mux_chr_event
, chr
);
1921 chr
->focus
= d
->mux_cnt
;
1925 static CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1927 CharDriverState
*chr
;
1930 chr
= qemu_mallocz(sizeof(CharDriverState
));
1933 d
= qemu_mallocz(sizeof(MuxDriver
));
1942 chr
->chr_write
= mux_chr_write
;
1943 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1944 chr
->chr_accept_input
= mux_chr_accept_input
;
1951 static void socket_cleanup(void)
1956 static int socket_init(void)
1961 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1963 err
= WSAGetLastError();
1964 fprintf(stderr
, "WSAStartup: %d\n", err
);
1967 atexit(socket_cleanup
);
1971 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1977 ret
= send(fd
, buf
, len
, 0);
1980 errno
= WSAGetLastError();
1981 if (errno
!= WSAEWOULDBLOCK
) {
1984 } else if (ret
== 0) {
1994 void socket_set_nonblock(int fd
)
1996 unsigned long opt
= 1;
1997 ioctlsocket(fd
, FIONBIO
, &opt
);
2002 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
2008 ret
= write(fd
, buf
, len
);
2010 if (errno
!= EINTR
&& errno
!= EAGAIN
)
2012 } else if (ret
== 0) {
2022 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
2024 return unix_write(fd
, buf
, len1
);
2027 void socket_set_nonblock(int fd
)
2029 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2031 #endif /* !_WIN32 */
2040 #define STDIO_MAX_CLIENTS 1
2041 static int stdio_nb_clients
= 0;
2043 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2045 FDCharDriver
*s
= chr
->opaque
;
2046 return unix_write(s
->fd_out
, buf
, len
);
2049 static int fd_chr_read_poll(void *opaque
)
2051 CharDriverState
*chr
= opaque
;
2052 FDCharDriver
*s
= chr
->opaque
;
2054 s
->max_size
= qemu_chr_can_read(chr
);
2058 static void fd_chr_read(void *opaque
)
2060 CharDriverState
*chr
= opaque
;
2061 FDCharDriver
*s
= chr
->opaque
;
2066 if (len
> s
->max_size
)
2070 size
= read(s
->fd_in
, buf
, len
);
2072 /* FD has been closed. Remove it from the active list. */
2073 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2077 qemu_chr_read(chr
, buf
, size
);
2081 static void fd_chr_update_read_handler(CharDriverState
*chr
)
2083 FDCharDriver
*s
= chr
->opaque
;
2085 if (s
->fd_in
>= 0) {
2086 if (nographic
&& s
->fd_in
== 0) {
2088 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
2089 fd_chr_read
, NULL
, chr
);
2094 static void fd_chr_close(struct CharDriverState
*chr
)
2096 FDCharDriver
*s
= chr
->opaque
;
2098 if (s
->fd_in
>= 0) {
2099 if (nographic
&& s
->fd_in
== 0) {
2101 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2108 /* open a character device to a unix fd */
2109 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
2111 CharDriverState
*chr
;
2114 chr
= qemu_mallocz(sizeof(CharDriverState
));
2117 s
= qemu_mallocz(sizeof(FDCharDriver
));
2125 chr
->chr_write
= fd_chr_write
;
2126 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
2127 chr
->chr_close
= fd_chr_close
;
2129 qemu_chr_reset(chr
);
2134 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
2138 TFR(fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666));
2141 return qemu_chr_open_fd(-1, fd_out
);
2144 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
2147 char filename_in
[256], filename_out
[256];
2149 snprintf(filename_in
, 256, "%s.in", filename
);
2150 snprintf(filename_out
, 256, "%s.out", filename
);
2151 TFR(fd_in
= open(filename_in
, O_RDWR
| O_BINARY
));
2152 TFR(fd_out
= open(filename_out
, O_RDWR
| O_BINARY
));
2153 if (fd_in
< 0 || fd_out
< 0) {
2158 TFR(fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
));
2162 return qemu_chr_open_fd(fd_in
, fd_out
);
2166 /* for STDIO, we handle the case where several clients use it
2169 #define TERM_FIFO_MAX_SIZE 1
2171 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
2172 static int term_fifo_size
;
2174 static int stdio_read_poll(void *opaque
)
2176 CharDriverState
*chr
= opaque
;
2178 /* try to flush the queue if needed */
2179 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
2180 qemu_chr_read(chr
, term_fifo
, 1);
2183 /* see if we can absorb more chars */
2184 if (term_fifo_size
== 0)
2190 static void stdio_read(void *opaque
)
2194 CharDriverState
*chr
= opaque
;
2196 size
= read(0, buf
, 1);
2198 /* stdin has been closed. Remove it from the active list. */
2199 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2203 if (qemu_chr_can_read(chr
) > 0) {
2204 qemu_chr_read(chr
, buf
, 1);
2205 } else if (term_fifo_size
== 0) {
2206 term_fifo
[term_fifo_size
++] = buf
[0];
2211 /* init terminal so that we can grab keys */
2212 static struct termios oldtty
;
2213 static int old_fd0_flags
;
2214 static int term_atexit_done
;
2216 static void term_exit(void)
2218 tcsetattr (0, TCSANOW
, &oldtty
);
2219 fcntl(0, F_SETFL
, old_fd0_flags
);
2222 static void term_init(void)
2226 tcgetattr (0, &tty
);
2228 old_fd0_flags
= fcntl(0, F_GETFL
);
2230 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2231 |INLCR
|IGNCR
|ICRNL
|IXON
);
2232 tty
.c_oflag
|= OPOST
;
2233 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
2234 /* if graphical mode, we allow Ctrl-C handling */
2236 tty
.c_lflag
&= ~ISIG
;
2237 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
2240 tty
.c_cc
[VTIME
] = 0;
2242 tcsetattr (0, TCSANOW
, &tty
);
2244 if (!term_atexit_done
++)
2247 fcntl(0, F_SETFL
, O_NONBLOCK
);
2250 static void qemu_chr_close_stdio(struct CharDriverState
*chr
)
2254 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2258 static CharDriverState
*qemu_chr_open_stdio(void)
2260 CharDriverState
*chr
;
2262 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
2264 chr
= qemu_chr_open_fd(0, 1);
2265 chr
->chr_close
= qemu_chr_close_stdio
;
2266 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
2273 #if defined(__linux__) || defined(__sun__)
2274 static CharDriverState
*qemu_chr_open_pty(void)
2277 char slave_name
[1024];
2278 int master_fd
, slave_fd
;
2280 #if defined(__linux__)
2281 /* Not satisfying */
2282 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
2287 /* Disabling local echo and line-buffered output */
2288 tcgetattr (master_fd
, &tty
);
2289 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
2291 tty
.c_cc
[VTIME
] = 0;
2292 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
2294 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
2295 return qemu_chr_open_fd(master_fd
, master_fd
);
2298 static void tty_serial_init(int fd
, int speed
,
2299 int parity
, int data_bits
, int stop_bits
)
2305 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2306 speed
, parity
, data_bits
, stop_bits
);
2308 tcgetattr (fd
, &tty
);
2311 if (speed
<= 50 * MARGIN
)
2313 else if (speed
<= 75 * MARGIN
)
2315 else if (speed
<= 300 * MARGIN
)
2317 else if (speed
<= 600 * MARGIN
)
2319 else if (speed
<= 1200 * MARGIN
)
2321 else if (speed
<= 2400 * MARGIN
)
2323 else if (speed
<= 4800 * MARGIN
)
2325 else if (speed
<= 9600 * MARGIN
)
2327 else if (speed
<= 19200 * MARGIN
)
2329 else if (speed
<= 38400 * MARGIN
)
2331 else if (speed
<= 57600 * MARGIN
)
2333 else if (speed
<= 115200 * MARGIN
)
2338 cfsetispeed(&tty
, spd
);
2339 cfsetospeed(&tty
, spd
);
2341 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2342 |INLCR
|IGNCR
|ICRNL
|IXON
);
2343 tty
.c_oflag
|= OPOST
;
2344 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
2345 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
2366 tty
.c_cflag
|= PARENB
;
2369 tty
.c_cflag
|= PARENB
| PARODD
;
2373 tty
.c_cflag
|= CSTOPB
;
2375 tcsetattr (fd
, TCSANOW
, &tty
);
2378 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2380 FDCharDriver
*s
= chr
->opaque
;
2383 case CHR_IOCTL_SERIAL_SET_PARAMS
:
2385 QEMUSerialSetParams
*ssp
= arg
;
2386 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
2387 ssp
->data_bits
, ssp
->stop_bits
);
2390 case CHR_IOCTL_SERIAL_SET_BREAK
:
2392 int enable
= *(int *)arg
;
2394 tcsendbreak(s
->fd_in
, 1);
2403 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
2405 CharDriverState
*chr
;
2408 TFR(fd
= open(filename
, O_RDWR
| O_NONBLOCK
));
2409 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2410 tty_serial_init(fd
, 115200, 'N', 8, 1);
2411 chr
= qemu_chr_open_fd(fd
, fd
);
2416 chr
->chr_ioctl
= tty_serial_ioctl
;
2417 qemu_chr_reset(chr
);
2420 #else /* ! __linux__ && ! __sun__ */
2421 static CharDriverState
*qemu_chr_open_pty(void)
2425 #endif /* __linux__ || __sun__ */
2427 #if defined(__linux__)
2431 } ParallelCharDriver
;
2433 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
2435 if (s
->mode
!= mode
) {
2437 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
2444 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2446 ParallelCharDriver
*drv
= chr
->opaque
;
2451 case CHR_IOCTL_PP_READ_DATA
:
2452 if (ioctl(fd
, PPRDATA
, &b
) < 0)
2454 *(uint8_t *)arg
= b
;
2456 case CHR_IOCTL_PP_WRITE_DATA
:
2457 b
= *(uint8_t *)arg
;
2458 if (ioctl(fd
, PPWDATA
, &b
) < 0)
2461 case CHR_IOCTL_PP_READ_CONTROL
:
2462 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
2464 /* Linux gives only the lowest bits, and no way to know data
2465 direction! For better compatibility set the fixed upper
2467 *(uint8_t *)arg
= b
| 0xc0;
2469 case CHR_IOCTL_PP_WRITE_CONTROL
:
2470 b
= *(uint8_t *)arg
;
2471 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
2474 case CHR_IOCTL_PP_READ_STATUS
:
2475 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
2477 *(uint8_t *)arg
= b
;
2479 case CHR_IOCTL_PP_EPP_READ_ADDR
:
2480 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2481 struct ParallelIOArg
*parg
= arg
;
2482 int n
= read(fd
, parg
->buffer
, parg
->count
);
2483 if (n
!= parg
->count
) {
2488 case CHR_IOCTL_PP_EPP_READ
:
2489 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2490 struct ParallelIOArg
*parg
= arg
;
2491 int n
= read(fd
, parg
->buffer
, parg
->count
);
2492 if (n
!= parg
->count
) {
2497 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
2498 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2499 struct ParallelIOArg
*parg
= arg
;
2500 int n
= write(fd
, parg
->buffer
, parg
->count
);
2501 if (n
!= parg
->count
) {
2506 case CHR_IOCTL_PP_EPP_WRITE
:
2507 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2508 struct ParallelIOArg
*parg
= arg
;
2509 int n
= write(fd
, parg
->buffer
, parg
->count
);
2510 if (n
!= parg
->count
) {
2521 static void pp_close(CharDriverState
*chr
)
2523 ParallelCharDriver
*drv
= chr
->opaque
;
2526 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2527 ioctl(fd
, PPRELEASE
);
2532 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2534 CharDriverState
*chr
;
2535 ParallelCharDriver
*drv
;
2538 TFR(fd
= open(filename
, O_RDWR
));
2542 if (ioctl(fd
, PPCLAIM
) < 0) {
2547 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2553 drv
->mode
= IEEE1284_MODE_COMPAT
;
2555 chr
= qemu_mallocz(sizeof(CharDriverState
));
2561 chr
->chr_write
= null_chr_write
;
2562 chr
->chr_ioctl
= pp_ioctl
;
2563 chr
->chr_close
= pp_close
;
2566 qemu_chr_reset(chr
);
2570 #endif /* __linux__ */
2576 HANDLE hcom
, hrecv
, hsend
;
2577 OVERLAPPED orecv
, osend
;
2582 #define NSENDBUF 2048
2583 #define NRECVBUF 2048
2584 #define MAXCONNECT 1
2585 #define NTIMEOUT 5000
2587 static int win_chr_poll(void *opaque
);
2588 static int win_chr_pipe_poll(void *opaque
);
2590 static void win_chr_close(CharDriverState
*chr
)
2592 WinCharState
*s
= chr
->opaque
;
2595 CloseHandle(s
->hsend
);
2599 CloseHandle(s
->hrecv
);
2603 CloseHandle(s
->hcom
);
2607 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2609 qemu_del_polling_cb(win_chr_poll
, chr
);
2612 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2614 WinCharState
*s
= chr
->opaque
;
2616 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2621 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2623 fprintf(stderr
, "Failed CreateEvent\n");
2626 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2628 fprintf(stderr
, "Failed CreateEvent\n");
2632 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2633 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2634 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2635 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2640 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2641 fprintf(stderr
, "Failed SetupComm\n");
2645 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2646 size
= sizeof(COMMCONFIG
);
2647 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2648 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2649 CommConfigDialog(filename
, NULL
, &comcfg
);
2651 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2652 fprintf(stderr
, "Failed SetCommState\n");
2656 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2657 fprintf(stderr
, "Failed SetCommMask\n");
2661 cto
.ReadIntervalTimeout
= MAXDWORD
;
2662 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2663 fprintf(stderr
, "Failed SetCommTimeouts\n");
2667 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2668 fprintf(stderr
, "Failed ClearCommError\n");
2671 qemu_add_polling_cb(win_chr_poll
, chr
);
2679 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2681 WinCharState
*s
= chr
->opaque
;
2682 DWORD len
, ret
, size
, err
;
2685 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2686 s
->osend
.hEvent
= s
->hsend
;
2689 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2691 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2693 err
= GetLastError();
2694 if (err
== ERROR_IO_PENDING
) {
2695 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2713 static int win_chr_read_poll(CharDriverState
*chr
)
2715 WinCharState
*s
= chr
->opaque
;
2717 s
->max_size
= qemu_chr_can_read(chr
);
2721 static void win_chr_readfile(CharDriverState
*chr
)
2723 WinCharState
*s
= chr
->opaque
;
2728 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2729 s
->orecv
.hEvent
= s
->hrecv
;
2730 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2732 err
= GetLastError();
2733 if (err
== ERROR_IO_PENDING
) {
2734 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2739 qemu_chr_read(chr
, buf
, size
);
2743 static void win_chr_read(CharDriverState
*chr
)
2745 WinCharState
*s
= chr
->opaque
;
2747 if (s
->len
> s
->max_size
)
2748 s
->len
= s
->max_size
;
2752 win_chr_readfile(chr
);
2755 static int win_chr_poll(void *opaque
)
2757 CharDriverState
*chr
= opaque
;
2758 WinCharState
*s
= chr
->opaque
;
2762 ClearCommError(s
->hcom
, &comerr
, &status
);
2763 if (status
.cbInQue
> 0) {
2764 s
->len
= status
.cbInQue
;
2765 win_chr_read_poll(chr
);
2772 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2774 CharDriverState
*chr
;
2777 chr
= qemu_mallocz(sizeof(CharDriverState
));
2780 s
= qemu_mallocz(sizeof(WinCharState
));
2786 chr
->chr_write
= win_chr_write
;
2787 chr
->chr_close
= win_chr_close
;
2789 if (win_chr_init(chr
, filename
) < 0) {
2794 qemu_chr_reset(chr
);
2798 static int win_chr_pipe_poll(void *opaque
)
2800 CharDriverState
*chr
= opaque
;
2801 WinCharState
*s
= chr
->opaque
;
2804 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2807 win_chr_read_poll(chr
);
2814 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2816 WinCharState
*s
= chr
->opaque
;
2824 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2826 fprintf(stderr
, "Failed CreateEvent\n");
2829 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2831 fprintf(stderr
, "Failed CreateEvent\n");
2835 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2836 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2837 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2839 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2840 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2841 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2846 ZeroMemory(&ov
, sizeof(ov
));
2847 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2848 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2850 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2854 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2856 fprintf(stderr
, "Failed GetOverlappedResult\n");
2858 CloseHandle(ov
.hEvent
);
2865 CloseHandle(ov
.hEvent
);
2868 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2877 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2879 CharDriverState
*chr
;
2882 chr
= qemu_mallocz(sizeof(CharDriverState
));
2885 s
= qemu_mallocz(sizeof(WinCharState
));
2891 chr
->chr_write
= win_chr_write
;
2892 chr
->chr_close
= win_chr_close
;
2894 if (win_chr_pipe_init(chr
, filename
) < 0) {
2899 qemu_chr_reset(chr
);
2903 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2905 CharDriverState
*chr
;
2908 chr
= qemu_mallocz(sizeof(CharDriverState
));
2911 s
= qemu_mallocz(sizeof(WinCharState
));
2918 chr
->chr_write
= win_chr_write
;
2919 qemu_chr_reset(chr
);
2923 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2925 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2928 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2932 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2933 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2934 if (fd_out
== INVALID_HANDLE_VALUE
)
2937 return qemu_chr_open_win_file(fd_out
);
2939 #endif /* !_WIN32 */
2941 /***********************************************************/
2942 /* UDP Net console */
2946 struct sockaddr_in daddr
;
2953 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2955 NetCharDriver
*s
= chr
->opaque
;
2957 return sendto(s
->fd
, buf
, len
, 0,
2958 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2961 static int udp_chr_read_poll(void *opaque
)
2963 CharDriverState
*chr
= opaque
;
2964 NetCharDriver
*s
= chr
->opaque
;
2966 s
->max_size
= qemu_chr_can_read(chr
);
2968 /* If there were any stray characters in the queue process them
2971 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2972 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2974 s
->max_size
= qemu_chr_can_read(chr
);
2979 static void udp_chr_read(void *opaque
)
2981 CharDriverState
*chr
= opaque
;
2982 NetCharDriver
*s
= chr
->opaque
;
2984 if (s
->max_size
== 0)
2986 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2987 s
->bufptr
= s
->bufcnt
;
2992 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2993 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2995 s
->max_size
= qemu_chr_can_read(chr
);
2999 static void udp_chr_update_read_handler(CharDriverState
*chr
)
3001 NetCharDriver
*s
= chr
->opaque
;
3004 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
3005 udp_chr_read
, NULL
, chr
);
3009 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
3011 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
3013 int parse_host_src_port(struct sockaddr_in
*haddr
,
3014 struct sockaddr_in
*saddr
,
3017 static CharDriverState
*qemu_chr_open_udp(const char *def
)
3019 CharDriverState
*chr
= NULL
;
3020 NetCharDriver
*s
= NULL
;
3022 struct sockaddr_in saddr
;
3024 chr
= qemu_mallocz(sizeof(CharDriverState
));
3027 s
= qemu_mallocz(sizeof(NetCharDriver
));
3031 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
3033 perror("socket(PF_INET, SOCK_DGRAM)");
3037 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
3038 printf("Could not parse: %s\n", def
);
3042 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
3052 chr
->chr_write
= udp_chr_write
;
3053 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
3066 /***********************************************************/
3067 /* TCP Net console */
3078 static void tcp_chr_accept(void *opaque
);
3080 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
3082 TCPCharDriver
*s
= chr
->opaque
;
3084 return send_all(s
->fd
, buf
, len
);
3086 /* XXX: indicate an error ? */
3091 static int tcp_chr_read_poll(void *opaque
)
3093 CharDriverState
*chr
= opaque
;
3094 TCPCharDriver
*s
= chr
->opaque
;
3097 s
->max_size
= qemu_chr_can_read(chr
);
3102 #define IAC_BREAK 243
3103 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
3105 uint8_t *buf
, int *size
)
3107 /* Handle any telnet client's basic IAC options to satisfy char by
3108 * char mode with no echo. All IAC options will be removed from
3109 * the buf and the do_telnetopt variable will be used to track the
3110 * state of the width of the IAC information.
3112 * IAC commands come in sets of 3 bytes with the exception of the
3113 * "IAC BREAK" command and the double IAC.
3119 for (i
= 0; i
< *size
; i
++) {
3120 if (s
->do_telnetopt
> 1) {
3121 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
3122 /* Double IAC means send an IAC */
3126 s
->do_telnetopt
= 1;
3128 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
3129 /* Handle IAC break commands by sending a serial break */
3130 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
3135 if (s
->do_telnetopt
>= 4) {
3136 s
->do_telnetopt
= 1;
3139 if ((unsigned char)buf
[i
] == IAC
) {
3140 s
->do_telnetopt
= 2;
3151 static void tcp_chr_read(void *opaque
)
3153 CharDriverState
*chr
= opaque
;
3154 TCPCharDriver
*s
= chr
->opaque
;
3158 if (!s
->connected
|| s
->max_size
<= 0)
3161 if (len
> s
->max_size
)
3163 size
= recv(s
->fd
, buf
, len
, 0);
3165 /* connection closed */
3167 if (s
->listen_fd
>= 0) {
3168 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3170 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3173 } else if (size
> 0) {
3174 if (s
->do_telnetopt
)
3175 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
3177 qemu_chr_read(chr
, buf
, size
);
3181 static void tcp_chr_connect(void *opaque
)
3183 CharDriverState
*chr
= opaque
;
3184 TCPCharDriver
*s
= chr
->opaque
;
3187 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
3188 tcp_chr_read
, NULL
, chr
);
3189 qemu_chr_reset(chr
);
3192 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3193 static void tcp_chr_telnet_init(int fd
)
3196 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3197 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3198 send(fd
, (char *)buf
, 3, 0);
3199 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3200 send(fd
, (char *)buf
, 3, 0);
3201 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3202 send(fd
, (char *)buf
, 3, 0);
3203 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3204 send(fd
, (char *)buf
, 3, 0);
3207 static void socket_set_nodelay(int fd
)
3210 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
3213 static void tcp_chr_accept(void *opaque
)
3215 CharDriverState
*chr
= opaque
;
3216 TCPCharDriver
*s
= chr
->opaque
;
3217 struct sockaddr_in saddr
;
3219 struct sockaddr_un uaddr
;
3221 struct sockaddr
*addr
;
3228 len
= sizeof(uaddr
);
3229 addr
= (struct sockaddr
*)&uaddr
;
3233 len
= sizeof(saddr
);
3234 addr
= (struct sockaddr
*)&saddr
;
3236 fd
= accept(s
->listen_fd
, addr
, &len
);
3237 if (fd
< 0 && errno
!= EINTR
) {
3239 } else if (fd
>= 0) {
3240 if (s
->do_telnetopt
)
3241 tcp_chr_telnet_init(fd
);
3245 socket_set_nonblock(fd
);
3247 socket_set_nodelay(fd
);
3249 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
3250 tcp_chr_connect(chr
);
3253 static void tcp_chr_close(CharDriverState
*chr
)
3255 TCPCharDriver
*s
= chr
->opaque
;
3258 if (s
->listen_fd
>= 0)
3259 closesocket(s
->listen_fd
);
3263 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
3267 CharDriverState
*chr
= NULL
;
3268 TCPCharDriver
*s
= NULL
;
3269 int fd
= -1, ret
, err
, val
;
3271 int is_waitconnect
= 1;
3274 struct sockaddr_in saddr
;
3276 struct sockaddr_un uaddr
;
3278 struct sockaddr
*addr
;
3283 addr
= (struct sockaddr
*)&uaddr
;
3284 addrlen
= sizeof(uaddr
);
3285 if (parse_unix_path(&uaddr
, host_str
) < 0)
3290 addr
= (struct sockaddr
*)&saddr
;
3291 addrlen
= sizeof(saddr
);
3292 if (parse_host_port(&saddr
, host_str
) < 0)
3297 while((ptr
= strchr(ptr
,','))) {
3299 if (!strncmp(ptr
,"server",6)) {
3301 } else if (!strncmp(ptr
,"nowait",6)) {
3303 } else if (!strncmp(ptr
,"nodelay",6)) {
3306 printf("Unknown option: %s\n", ptr
);
3313 chr
= qemu_mallocz(sizeof(CharDriverState
));
3316 s
= qemu_mallocz(sizeof(TCPCharDriver
));
3322 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
3325 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3330 if (!is_waitconnect
)
3331 socket_set_nonblock(fd
);
3336 s
->is_unix
= is_unix
;
3337 s
->do_nodelay
= do_nodelay
&& !is_unix
;
3340 chr
->chr_write
= tcp_chr_write
;
3341 chr
->chr_close
= tcp_chr_close
;
3344 /* allow fast reuse */
3348 strncpy(path
, uaddr
.sun_path
, 108);
3355 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3358 ret
= bind(fd
, addr
, addrlen
);
3362 ret
= listen(fd
, 0);
3367 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3369 s
->do_telnetopt
= 1;
3372 ret
= connect(fd
, addr
, addrlen
);
3374 err
= socket_error();
3375 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3376 } else if (err
== EINPROGRESS
) {
3379 } else if (err
== WSAEALREADY
) {
3391 socket_set_nodelay(fd
);
3393 tcp_chr_connect(chr
);
3395 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
3398 if (is_listen
&& is_waitconnect
) {
3399 printf("QEMU waiting for connection on: %s\n", host_str
);
3400 tcp_chr_accept(chr
);
3401 socket_set_nonblock(s
->listen_fd
);
3413 CharDriverState
*qemu_chr_open(const char *filename
)
3417 if (!strcmp(filename
, "vc")) {
3418 return text_console_init(&display_state
, 0);
3419 } else if (strstart(filename
, "vc:", &p
)) {
3420 return text_console_init(&display_state
, p
);
3421 } else if (!strcmp(filename
, "null")) {
3422 return qemu_chr_open_null();
3424 if (strstart(filename
, "tcp:", &p
)) {
3425 return qemu_chr_open_tcp(p
, 0, 0);
3427 if (strstart(filename
, "telnet:", &p
)) {
3428 return qemu_chr_open_tcp(p
, 1, 0);
3430 if (strstart(filename
, "udp:", &p
)) {
3431 return qemu_chr_open_udp(p
);
3433 if (strstart(filename
, "mon:", &p
)) {
3434 CharDriverState
*drv
= qemu_chr_open(p
);
3436 drv
= qemu_chr_open_mux(drv
);
3437 monitor_init(drv
, !nographic
);
3440 printf("Unable to open driver: %s\n", p
);
3444 if (strstart(filename
, "unix:", &p
)) {
3445 return qemu_chr_open_tcp(p
, 0, 1);
3446 } else if (strstart(filename
, "file:", &p
)) {
3447 return qemu_chr_open_file_out(p
);
3448 } else if (strstart(filename
, "pipe:", &p
)) {
3449 return qemu_chr_open_pipe(p
);
3450 } else if (!strcmp(filename
, "pty")) {
3451 return qemu_chr_open_pty();
3452 } else if (!strcmp(filename
, "stdio")) {
3453 return qemu_chr_open_stdio();
3455 #if defined(__linux__)
3456 if (strstart(filename
, "/dev/parport", NULL
)) {
3457 return qemu_chr_open_pp(filename
);
3460 #if defined(__linux__) || defined(__sun__)
3461 if (strstart(filename
, "/dev/", NULL
)) {
3462 return qemu_chr_open_tty(filename
);
3466 if (strstart(filename
, "COM", NULL
)) {
3467 return qemu_chr_open_win(filename
);
3469 if (strstart(filename
, "pipe:", &p
)) {
3470 return qemu_chr_open_win_pipe(p
);
3472 if (strstart(filename
, "con:", NULL
)) {
3473 return qemu_chr_open_win_con(filename
);
3475 if (strstart(filename
, "file:", &p
)) {
3476 return qemu_chr_open_win_file_out(p
);
3479 #ifdef CONFIG_BRLAPI
3480 if (!strcmp(filename
, "braille")) {
3481 return chr_baum_init();
3489 void qemu_chr_close(CharDriverState
*chr
)
3492 chr
->chr_close(chr
);
3496 /***********************************************************/
3497 /* network device redirectors */
3499 __attribute__ (( unused
))
3500 static void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
3504 for(i
=0;i
<size
;i
+=16) {
3508 fprintf(f
, "%08x ", i
);
3511 fprintf(f
, " %02x", buf
[i
+j
]);
3516 for(j
=0;j
<len
;j
++) {
3518 if (c
< ' ' || c
> '~')
3520 fprintf(f
, "%c", c
);
3526 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3533 offset
= strtol(p
, &last_char
, 0);
3534 if (0 == errno
&& '\0' == *last_char
&&
3535 offset
>= 0 && offset
<= 0xFFFFFF) {
3536 macaddr
[3] = (offset
& 0xFF0000) >> 16;
3537 macaddr
[4] = (offset
& 0xFF00) >> 8;
3538 macaddr
[5] = offset
& 0xFF;
3541 for(i
= 0; i
< 6; i
++) {
3542 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3547 if (*p
!= ':' && *p
!= '-')
3558 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3563 p1
= strchr(p
, sep
);
3569 if (len
> buf_size
- 1)
3571 memcpy(buf
, p
, len
);
3578 int parse_host_src_port(struct sockaddr_in
*haddr
,
3579 struct sockaddr_in
*saddr
,
3580 const char *input_str
)
3582 char *str
= strdup(input_str
);
3583 char *host_str
= str
;
3588 * Chop off any extra arguments at the end of the string which
3589 * would start with a comma, then fill in the src port information
3590 * if it was provided else use the "any address" and "any port".
3592 if ((ptr
= strchr(str
,',')))
3595 if ((src_str
= strchr(input_str
,'@'))) {
3600 if (parse_host_port(haddr
, host_str
) < 0)
3603 if (!src_str
|| *src_str
== '\0')
3606 if (parse_host_port(saddr
, src_str
) < 0)
3617 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3625 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3627 saddr
->sin_family
= AF_INET
;
3628 if (buf
[0] == '\0') {
3629 saddr
->sin_addr
.s_addr
= 0;
3631 if (isdigit(buf
[0])) {
3632 if (!inet_aton(buf
, &saddr
->sin_addr
))
3635 if ((he
= gethostbyname(buf
)) == NULL
)
3637 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3640 port
= strtol(p
, (char **)&r
, 0);
3643 saddr
->sin_port
= htons(port
);
3648 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3653 len
= MIN(108, strlen(str
));
3654 p
= strchr(str
, ',');
3656 len
= MIN(len
, p
- str
);
3658 memset(uaddr
, 0, sizeof(*uaddr
));
3660 uaddr
->sun_family
= AF_UNIX
;
3661 memcpy(uaddr
->sun_path
, str
, len
);
3667 /* find or alloc a new VLAN */
3668 VLANState
*qemu_find_vlan(int id
)
3670 VLANState
**pvlan
, *vlan
;
3671 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3675 vlan
= qemu_mallocz(sizeof(VLANState
));
3680 pvlan
= &first_vlan
;
3681 while (*pvlan
!= NULL
)
3682 pvlan
= &(*pvlan
)->next
;
3687 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3688 IOReadHandler
*fd_read
,
3689 IOCanRWHandler
*fd_can_read
,
3692 VLANClientState
*vc
, **pvc
;
3693 vc
= qemu_mallocz(sizeof(VLANClientState
));
3696 vc
->fd_read
= fd_read
;
3697 vc
->fd_can_read
= fd_can_read
;
3698 vc
->opaque
= opaque
;
3702 pvc
= &vlan
->first_client
;
3703 while (*pvc
!= NULL
)
3704 pvc
= &(*pvc
)->next
;
3709 int qemu_can_send_packet(VLANClientState
*vc1
)
3711 VLANState
*vlan
= vc1
->vlan
;
3712 VLANClientState
*vc
;
3714 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3716 if (vc
->fd_can_read
&& vc
->fd_can_read(vc
->opaque
))
3723 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3725 VLANState
*vlan
= vc1
->vlan
;
3726 VLANClientState
*vc
;
3729 printf("vlan %d send:\n", vlan
->id
);
3730 hex_dump(stdout
, buf
, size
);
3732 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3734 vc
->fd_read(vc
->opaque
, buf
, size
);
3739 #if defined(CONFIG_SLIRP)
3741 /* slirp network adapter */
3743 static int slirp_inited
;
3744 static VLANClientState
*slirp_vc
;
3746 int slirp_can_output(void)
3748 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3751 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3754 printf("slirp output:\n");
3755 hex_dump(stdout
, pkt
, pkt_len
);
3759 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3762 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3765 printf("slirp input:\n");
3766 hex_dump(stdout
, buf
, size
);
3768 slirp_input(buf
, size
);
3771 static int net_slirp_init(VLANState
*vlan
)
3773 if (!slirp_inited
) {
3777 slirp_vc
= qemu_new_vlan_client(vlan
,
3778 slirp_receive
, NULL
, NULL
);
3779 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3783 static void net_slirp_redir(const char *redir_str
)
3788 struct in_addr guest_addr
;
3789 int host_port
, guest_port
;
3791 if (!slirp_inited
) {
3797 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3799 if (!strcmp(buf
, "tcp")) {
3801 } else if (!strcmp(buf
, "udp")) {
3807 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3809 host_port
= strtol(buf
, &r
, 0);
3813 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3815 if (buf
[0] == '\0') {
3816 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3818 if (!inet_aton(buf
, &guest_addr
))
3821 guest_port
= strtol(p
, &r
, 0);
3825 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3826 fprintf(stderr
, "qemu: could not set up redirection\n");
3831 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3839 static void erase_dir(char *dir_name
)
3843 char filename
[1024];
3845 /* erase all the files in the directory */
3846 if ((d
= opendir(dir_name
)) != 0) {
3851 if (strcmp(de
->d_name
, ".") != 0 &&
3852 strcmp(de
->d_name
, "..") != 0) {
3853 snprintf(filename
, sizeof(filename
), "%s/%s",
3854 smb_dir
, de
->d_name
);
3855 if (unlink(filename
) != 0) /* is it a directory? */
3856 erase_dir(filename
);
3864 /* automatic user mode samba server configuration */
3865 static void smb_exit(void)
3870 /* automatic user mode samba server configuration */
3871 static void net_slirp_smb(const char *exported_dir
)
3873 char smb_conf
[1024];
3874 char smb_cmdline
[1024];
3877 if (!slirp_inited
) {
3882 /* XXX: better tmp dir construction */
3883 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3884 if (mkdir(smb_dir
, 0700) < 0) {
3885 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3888 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3890 f
= fopen(smb_conf
, "w");
3892 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3899 "socket address=127.0.0.1\n"
3900 "pid directory=%s\n"
3901 "lock directory=%s\n"
3902 "log file=%s/log.smbd\n"
3903 "smb passwd file=%s/smbpasswd\n"
3904 "security = share\n"
3919 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3920 SMBD_COMMAND
, smb_conf
);
3922 slirp_add_exec(0, smb_cmdline
, 4, 139);
3925 #endif /* !defined(_WIN32) */
3926 void do_info_slirp(void)
3931 #endif /* CONFIG_SLIRP */
3933 #if !defined(_WIN32)
3935 typedef struct TAPState
{
3936 VLANClientState
*vc
;
3938 char down_script
[1024];
3941 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3943 TAPState
*s
= opaque
;
3946 ret
= write(s
->fd
, buf
, size
);
3947 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3954 static void tap_send(void *opaque
)
3956 TAPState
*s
= opaque
;
3963 sbuf
.maxlen
= sizeof(buf
);
3965 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3967 size
= read(s
->fd
, buf
, sizeof(buf
));
3970 qemu_send_packet(s
->vc
, buf
, size
);
3976 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3980 s
= qemu_mallocz(sizeof(TAPState
));
3984 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3985 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3986 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3990 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3991 static int tap_open(char *ifname
, int ifname_size
)
3997 TFR(fd
= open("/dev/tap", O_RDWR
));
3999 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
4004 dev
= devname(s
.st_rdev
, S_IFCHR
);
4005 pstrcpy(ifname
, ifname_size
, dev
);
4007 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4010 #elif defined(__sun__)
4011 #define TUNNEWPPA (('T'<<16) | 0x0001)
4013 * Allocate TAP device, returns opened fd.
4014 * Stores dev name in the first arg(must be large enough).
4016 int tap_alloc(char *dev
)
4018 int tap_fd
, if_fd
, ppa
= -1;
4019 static int ip_fd
= 0;
4022 static int arp_fd
= 0;
4023 int ip_muxid
, arp_muxid
;
4024 struct strioctl strioc_if
, strioc_ppa
;
4025 int link_type
= I_PLINK
;;
4027 char actual_name
[32] = "";
4029 memset(&ifr
, 0x0, sizeof(ifr
));
4033 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
4037 /* Check if IP device was opened */
4041 TFR(ip_fd
= open("/dev/udp", O_RDWR
, 0));
4043 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
4047 TFR(tap_fd
= open("/dev/tap", O_RDWR
, 0));
4049 syslog(LOG_ERR
, "Can't open /dev/tap");
4053 /* Assign a new PPA and get its unit number. */
4054 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
4055 strioc_ppa
.ic_timout
= 0;
4056 strioc_ppa
.ic_len
= sizeof(ppa
);
4057 strioc_ppa
.ic_dp
= (char *)&ppa
;
4058 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
4059 syslog (LOG_ERR
, "Can't assign new interface");
4061 TFR(if_fd
= open("/dev/tap", O_RDWR
, 0));
4063 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
4066 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
4067 syslog(LOG_ERR
, "Can't push IP module");
4071 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
4072 syslog(LOG_ERR
, "Can't get flags\n");
4074 snprintf (actual_name
, 32, "tap%d", ppa
);
4075 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4078 /* Assign ppa according to the unit number returned by tun device */
4080 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
4081 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
4082 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
4083 syslog (LOG_ERR
, "Can't get flags\n");
4084 /* Push arp module to if_fd */
4085 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
4086 syslog (LOG_ERR
, "Can't push ARP module (2)");
4088 /* Push arp module to ip_fd */
4089 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
4090 syslog (LOG_ERR
, "I_POP failed\n");
4091 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
4092 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
4094 TFR(arp_fd
= open ("/dev/tap", O_RDWR
, 0));
4096 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
4098 /* Set ifname to arp */
4099 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
4100 strioc_if
.ic_timout
= 0;
4101 strioc_if
.ic_len
= sizeof(ifr
);
4102 strioc_if
.ic_dp
= (char *)&ifr
;
4103 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
4104 syslog (LOG_ERR
, "Can't set ifname to arp\n");
4107 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
4108 syslog(LOG_ERR
, "Can't link TAP device to IP");
4112 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
4113 syslog (LOG_ERR
, "Can't link TAP device to ARP");
4117 memset(&ifr
, 0x0, sizeof(ifr
));
4118 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4119 ifr
.lifr_ip_muxid
= ip_muxid
;
4120 ifr
.lifr_arp_muxid
= arp_muxid
;
4122 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
4124 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
4125 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
4126 syslog (LOG_ERR
, "Can't set multiplexor id");
4129 sprintf(dev
, "tap%d", ppa
);
4133 static int tap_open(char *ifname
, int ifname_size
)
4137 if( (fd
= tap_alloc(dev
)) < 0 ){
4138 fprintf(stderr
, "Cannot allocate TAP device\n");
4141 pstrcpy(ifname
, ifname_size
, dev
);
4142 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4146 static int tap_open(char *ifname
, int ifname_size
)
4151 TFR(fd
= open("/dev/net/tun", O_RDWR
));
4153 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4156 memset(&ifr
, 0, sizeof(ifr
));
4157 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
4158 if (ifname
[0] != '\0')
4159 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
4161 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
4162 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
4164 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4168 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
4169 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4174 static int launch_script(const char *setup_script
, const char *ifname
, int fd
)
4180 /* try to launch network script */
4184 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
4185 for (i
= 0; i
< open_max
; i
++)
4186 if (i
!= STDIN_FILENO
&&
4187 i
!= STDOUT_FILENO
&&
4188 i
!= STDERR_FILENO
&&
4193 *parg
++ = (char *)setup_script
;
4194 *parg
++ = (char *)ifname
;
4196 execv(setup_script
, args
);
4199 while (waitpid(pid
, &status
, 0) != pid
);
4200 if (!WIFEXITED(status
) ||
4201 WEXITSTATUS(status
) != 0) {
4202 fprintf(stderr
, "%s: could not launch network script\n",
4210 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
4211 const char *setup_script
, const char *down_script
)
4217 if (ifname1
!= NULL
)
4218 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
4221 TFR(fd
= tap_open(ifname
, sizeof(ifname
)));
4225 if (!setup_script
|| !strcmp(setup_script
, "no"))
4227 if (setup_script
[0] != '\0') {
4228 if (launch_script(setup_script
, ifname
, fd
))
4231 s
= net_tap_fd_init(vlan
, fd
);
4234 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4235 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
4236 if (down_script
&& strcmp(down_script
, "no"))
4237 snprintf(s
->down_script
, sizeof(s
->down_script
), "%s", down_script
);
4241 #endif /* !_WIN32 */
4243 /* network connection */
4244 typedef struct NetSocketState
{
4245 VLANClientState
*vc
;
4247 int state
; /* 0 = getting length, 1 = getting data */
4251 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4254 typedef struct NetSocketListenState
{
4257 } NetSocketListenState
;
4259 /* XXX: we consider we can send the whole packet without blocking */
4260 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
4262 NetSocketState
*s
= opaque
;
4266 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
4267 send_all(s
->fd
, buf
, size
);
4270 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
4272 NetSocketState
*s
= opaque
;
4273 sendto(s
->fd
, buf
, size
, 0,
4274 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
4277 static void net_socket_send(void *opaque
)
4279 NetSocketState
*s
= opaque
;
4284 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
4286 err
= socket_error();
4287 if (err
!= EWOULDBLOCK
)
4289 } else if (size
== 0) {
4290 /* end of connection */
4292 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4298 /* reassemble a packet from the network */
4304 memcpy(s
->buf
+ s
->index
, buf
, l
);
4308 if (s
->index
== 4) {
4310 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
4316 l
= s
->packet_len
- s
->index
;
4319 memcpy(s
->buf
+ s
->index
, buf
, l
);
4323 if (s
->index
>= s
->packet_len
) {
4324 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
4333 static void net_socket_send_dgram(void *opaque
)
4335 NetSocketState
*s
= opaque
;
4338 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
4342 /* end of connection */
4343 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4346 qemu_send_packet(s
->vc
, s
->buf
, size
);
4349 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
4354 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
4355 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4356 inet_ntoa(mcastaddr
->sin_addr
),
4357 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
4361 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
4363 perror("socket(PF_INET, SOCK_DGRAM)");
4368 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
4369 (const char *)&val
, sizeof(val
));
4371 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4375 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
4381 /* Add host to multicast group */
4382 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
4383 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
4385 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
4386 (const char *)&imr
, sizeof(struct ip_mreq
));
4388 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4392 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4394 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
4395 (const char *)&val
, sizeof(val
));
4397 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4401 socket_set_nonblock(fd
);
4409 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
4412 struct sockaddr_in saddr
;
4414 socklen_t saddr_len
;
4417 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4418 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4419 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4423 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
4425 if (saddr
.sin_addr
.s_addr
==0) {
4426 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4430 /* clone dgram socket */
4431 newfd
= net_socket_mcast_create(&saddr
);
4433 /* error already reported by net_socket_mcast_create() */
4437 /* clone newfd to fd, close newfd */
4442 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4443 fd
, strerror(errno
));
4448 s
= qemu_mallocz(sizeof(NetSocketState
));
4453 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
4454 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
4456 /* mcast: save bound address as dst */
4457 if (is_connected
) s
->dgram_dst
=saddr
;
4459 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4460 "socket: fd=%d (%s mcast=%s:%d)",
4461 fd
, is_connected
? "cloned" : "",
4462 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4466 static void net_socket_connect(void *opaque
)
4468 NetSocketState
*s
= opaque
;
4469 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
4472 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
4476 s
= qemu_mallocz(sizeof(NetSocketState
));
4480 s
->vc
= qemu_new_vlan_client(vlan
,
4481 net_socket_receive
, NULL
, s
);
4482 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4483 "socket: fd=%d", fd
);
4485 net_socket_connect(s
);
4487 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
4492 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
4495 int so_type
=-1, optlen
=sizeof(so_type
);
4497 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
,
4498 (socklen_t
*)&optlen
)< 0) {
4499 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
4504 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
4506 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4508 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4509 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
4510 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4515 static void net_socket_accept(void *opaque
)
4517 NetSocketListenState
*s
= opaque
;
4519 struct sockaddr_in saddr
;
4524 len
= sizeof(saddr
);
4525 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
4526 if (fd
< 0 && errno
!= EINTR
) {
4528 } else if (fd
>= 0) {
4532 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
4536 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
4537 "socket: connection from %s:%d",
4538 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4542 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
4544 NetSocketListenState
*s
;
4546 struct sockaddr_in saddr
;
4548 if (parse_host_port(&saddr
, host_str
) < 0)
4551 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4555 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4560 socket_set_nonblock(fd
);
4562 /* allow fast reuse */
4564 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4566 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4571 ret
= listen(fd
, 0);
4578 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4582 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4585 int fd
, connected
, ret
, err
;
4586 struct sockaddr_in saddr
;
4588 if (parse_host_port(&saddr
, host_str
) < 0)
4591 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4596 socket_set_nonblock(fd
);
4600 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4602 err
= socket_error();
4603 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4604 } else if (err
== EINPROGRESS
) {
4607 } else if (err
== WSAEALREADY
) {
4620 s
= net_socket_fd_init(vlan
, fd
, connected
);
4623 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4624 "socket: connect to %s:%d",
4625 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4629 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4633 struct sockaddr_in saddr
;
4635 if (parse_host_port(&saddr
, host_str
) < 0)
4639 fd
= net_socket_mcast_create(&saddr
);
4643 s
= net_socket_fd_init(vlan
, fd
, 0);
4647 s
->dgram_dst
= saddr
;
4649 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4650 "socket: mcast=%s:%d",
4651 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4656 static const char *get_opt_name(char *buf
, int buf_size
, const char *p
)
4661 while (*p
!= '\0' && *p
!= '=') {
4662 if (q
&& (q
- buf
) < buf_size
- 1)
4672 static const char *get_opt_value(char *buf
, int buf_size
, const char *p
)
4677 while (*p
!= '\0') {
4679 if (*(p
+ 1) != ',')
4683 if (q
&& (q
- buf
) < buf_size
- 1)
4693 static int get_param_value(char *buf
, int buf_size
,
4694 const char *tag
, const char *str
)
4701 p
= get_opt_name(option
, sizeof(option
), p
);
4705 if (!strcmp(tag
, option
)) {
4706 (void)get_opt_value(buf
, buf_size
, p
);
4709 p
= get_opt_value(NULL
, 0, p
);
4718 static int check_params(char *buf
, int buf_size
,
4719 char **params
, const char *str
)
4726 p
= get_opt_name(buf
, buf_size
, p
);
4730 for(i
= 0; params
[i
] != NULL
; i
++)
4731 if (!strcmp(params
[i
], buf
))
4733 if (params
[i
] == NULL
)
4735 p
= get_opt_value(NULL
, 0, p
);
4744 static int net_client_init(const char *str
)
4755 while (*p
!= '\0' && *p
!= ',') {
4756 if ((q
- device
) < sizeof(device
) - 1)
4764 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4765 vlan_id
= strtol(buf
, NULL
, 0);
4767 vlan
= qemu_find_vlan(vlan_id
);
4769 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4772 if (!strcmp(device
, "nic")) {
4776 if (nb_nics
>= MAX_NICS
) {
4777 fprintf(stderr
, "Too Many NICs\n");
4780 nd
= &nd_table
[nb_nics
];
4781 macaddr
= nd
->macaddr
;
4787 macaddr
[5] = 0x56 + nb_nics
;
4789 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4790 if (parse_macaddr(macaddr
, buf
) < 0) {
4791 fprintf(stderr
, "invalid syntax for ethernet address\n");
4795 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4796 nd
->model
= strdup(buf
);
4800 vlan
->nb_guest_devs
++;
4803 if (!strcmp(device
, "none")) {
4804 /* does nothing. It is needed to signal that no network cards
4809 if (!strcmp(device
, "user")) {
4810 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4811 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4813 vlan
->nb_host_devs
++;
4814 ret
= net_slirp_init(vlan
);
4818 if (!strcmp(device
, "tap")) {
4820 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4821 fprintf(stderr
, "tap: no interface name\n");
4824 vlan
->nb_host_devs
++;
4825 ret
= tap_win32_init(vlan
, ifname
);
4828 if (!strcmp(device
, "tap")) {
4830 char setup_script
[1024], down_script
[1024];
4832 vlan
->nb_host_devs
++;
4833 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4834 fd
= strtol(buf
, NULL
, 0);
4835 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4837 if (net_tap_fd_init(vlan
, fd
))
4840 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4843 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4844 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4846 if (get_param_value(down_script
, sizeof(down_script
), "downscript", p
) == 0) {
4847 pstrcpy(down_script
, sizeof(down_script
), DEFAULT_NETWORK_DOWN_SCRIPT
);
4849 ret
= net_tap_init(vlan
, ifname
, setup_script
, down_script
);
4853 if (!strcmp(device
, "socket")) {
4854 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4856 fd
= strtol(buf
, NULL
, 0);
4858 if (net_socket_fd_init(vlan
, fd
, 1))
4860 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4861 ret
= net_socket_listen_init(vlan
, buf
);
4862 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4863 ret
= net_socket_connect_init(vlan
, buf
);
4864 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4865 ret
= net_socket_mcast_init(vlan
, buf
);
4867 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4870 vlan
->nb_host_devs
++;
4873 fprintf(stderr
, "Unknown network device: %s\n", device
);
4877 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4883 void do_info_network(void)
4886 VLANClientState
*vc
;
4888 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4889 term_printf("VLAN %d devices:\n", vlan
->id
);
4890 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4891 term_printf(" %s\n", vc
->info_str
);
4895 #define HD_ALIAS "index=%d,media=disk"
4897 #define CDROM_ALIAS "index=1,media=cdrom"
4899 #define CDROM_ALIAS "index=2,media=cdrom"
4901 #define FD_ALIAS "index=%d,if=floppy"
4902 #define PFLASH_ALIAS "if=pflash"
4903 #define MTD_ALIAS "if=mtd"
4904 #define SD_ALIAS "index=0,if=sd"
4906 static int drive_add(const char *file
, const char *fmt
, ...)
4910 if (nb_drives_opt
>= MAX_DRIVES
) {
4911 fprintf(stderr
, "qemu: too many drives\n");
4915 drives_opt
[nb_drives_opt
].file
= file
;
4917 vsnprintf(drives_opt
[nb_drives_opt
].opt
,
4918 sizeof(drives_opt
[0].opt
), fmt
, ap
);
4921 return nb_drives_opt
++;
4924 int drive_get_index(BlockInterfaceType type
, int bus
, int unit
)
4928 /* seek interface, bus and unit */
4930 for (index
= 0; index
< nb_drives
; index
++)
4931 if (drives_table
[index
].type
== type
&&
4932 drives_table
[index
].bus
== bus
&&
4933 drives_table
[index
].unit
== unit
)
4939 int drive_get_max_bus(BlockInterfaceType type
)
4945 for (index
= 0; index
< nb_drives
; index
++) {
4946 if(drives_table
[index
].type
== type
&&
4947 drives_table
[index
].bus
> max_bus
)
4948 max_bus
= drives_table
[index
].bus
;
4953 static int drive_init(struct drive_opt
*arg
, int snapshot
,
4954 QEMUMachine
*machine
)
4959 const char *mediastr
= "";
4960 BlockInterfaceType type
;
4961 enum { MEDIA_DISK
, MEDIA_CDROM
} media
;
4962 int bus_id
, unit_id
;
4963 int cyls
, heads
, secs
, translation
;
4964 BlockDriverState
*bdrv
;
4969 char *str
= arg
->opt
;
4970 char *params
[] = { "bus", "unit", "if", "index", "cyls", "heads",
4971 "secs", "trans", "media", "snapshot", "file",
4974 if (check_params(buf
, sizeof(buf
), params
, str
) < 0) {
4975 fprintf(stderr
, "qemu: unknown parameter '%s' in '%s'\n",
4981 cyls
= heads
= secs
= 0;
4984 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4988 if (!strcmp(machine
->name
, "realview") ||
4989 !strcmp(machine
->name
, "SS-5") ||
4990 !strcmp(machine
->name
, "SS-10") ||
4991 !strcmp(machine
->name
, "SS-600MP") ||
4992 !strcmp(machine
->name
, "versatilepb") ||
4993 !strcmp(machine
->name
, "versatileab")) {
4995 max_devs
= MAX_SCSI_DEVS
;
4996 strcpy(devname
, "scsi");
4999 max_devs
= MAX_IDE_DEVS
;
5000 strcpy(devname
, "ide");
5004 /* extract parameters */
5006 if (get_param_value(buf
, sizeof(buf
), "bus", str
)) {
5007 bus_id
= strtol(buf
, NULL
, 0);
5009 fprintf(stderr
, "qemu: '%s' invalid bus id\n", str
);
5014 if (get_param_value(buf
, sizeof(buf
), "unit", str
)) {
5015 unit_id
= strtol(buf
, NULL
, 0);
5017 fprintf(stderr
, "qemu: '%s' invalid unit id\n", str
);
5022 if (get_param_value(buf
, sizeof(buf
), "if", str
)) {
5023 strncpy(devname
, buf
, sizeof(devname
));
5024 if (!strcmp(buf
, "ide")) {
5026 max_devs
= MAX_IDE_DEVS
;
5027 } else if (!strcmp(buf
, "scsi")) {
5029 max_devs
= MAX_SCSI_DEVS
;
5030 } else if (!strcmp(buf
, "floppy")) {
5033 } else if (!strcmp(buf
, "pflash")) {
5036 } else if (!strcmp(buf
, "mtd")) {
5039 } else if (!strcmp(buf
, "sd")) {
5043 fprintf(stderr
, "qemu: '%s' unsupported bus type '%s'\n", str
, buf
);
5048 if (get_param_value(buf
, sizeof(buf
), "index", str
)) {
5049 index
= strtol(buf
, NULL
, 0);
5051 fprintf(stderr
, "qemu: '%s' invalid index\n", str
);
5056 if (get_param_value(buf
, sizeof(buf
), "cyls", str
)) {
5057 cyls
= strtol(buf
, NULL
, 0);
5060 if (get_param_value(buf
, sizeof(buf
), "heads", str
)) {
5061 heads
= strtol(buf
, NULL
, 0);
5064 if (get_param_value(buf
, sizeof(buf
), "secs", str
)) {
5065 secs
= strtol(buf
, NULL
, 0);
5068 if (cyls
|| heads
|| secs
) {
5069 if (cyls
< 1 || cyls
> 16383) {
5070 fprintf(stderr
, "qemu: '%s' invalid physical cyls number\n", str
);
5073 if (heads
< 1 || heads
> 16) {
5074 fprintf(stderr
, "qemu: '%s' invalid physical heads number\n", str
);
5077 if (secs
< 1 || secs
> 63) {
5078 fprintf(stderr
, "qemu: '%s' invalid physical secs number\n", str
);
5083 if (get_param_value(buf
, sizeof(buf
), "trans", str
)) {
5086 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5090 if (!strcmp(buf
, "none"))
5091 translation
= BIOS_ATA_TRANSLATION_NONE
;
5092 else if (!strcmp(buf
, "lba"))
5093 translation
= BIOS_ATA_TRANSLATION_LBA
;
5094 else if (!strcmp(buf
, "auto"))
5095 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5097 fprintf(stderr
, "qemu: '%s' invalid translation type\n", str
);
5102 if (get_param_value(buf
, sizeof(buf
), "media", str
)) {
5103 if (!strcmp(buf
, "disk")) {
5105 } else if (!strcmp(buf
, "cdrom")) {
5106 if (cyls
|| secs
|| heads
) {
5108 "qemu: '%s' invalid physical CHS format\n", str
);
5111 media
= MEDIA_CDROM
;
5113 fprintf(stderr
, "qemu: '%s' invalid media\n", str
);
5118 if (get_param_value(buf
, sizeof(buf
), "snapshot", str
)) {
5119 if (!strcmp(buf
, "on"))
5121 else if (!strcmp(buf
, "off"))
5124 fprintf(stderr
, "qemu: '%s' invalid snapshot option\n", str
);
5129 if (get_param_value(buf
, sizeof(buf
), "cache", str
)) {
5130 if (!strcmp(buf
, "off"))
5132 else if (!strcmp(buf
, "on"))
5135 fprintf(stderr
, "qemu: invalid cache option\n");
5140 if (arg
->file
== NULL
)
5141 get_param_value(file
, sizeof(file
), "file", str
);
5143 pstrcpy(file
, sizeof(file
), arg
->file
);
5145 /* compute bus and unit according index */
5148 if (bus_id
!= 0 || unit_id
!= -1) {
5150 "qemu: '%s' index cannot be used with bus and unit\n", str
);
5158 unit_id
= index
% max_devs
;
5159 bus_id
= index
/ max_devs
;
5163 /* if user doesn't specify a unit_id,
5164 * try to find the first free
5167 if (unit_id
== -1) {
5169 while (drive_get_index(type
, bus_id
, unit_id
) != -1) {
5171 if (max_devs
&& unit_id
>= max_devs
) {
5172 unit_id
-= max_devs
;
5180 if (max_devs
&& unit_id
>= max_devs
) {
5181 fprintf(stderr
, "qemu: '%s' unit %d too big (max is %d)\n",
5182 str
, unit_id
, max_devs
- 1);
5187 * ignore multiple definitions
5190 if (drive_get_index(type
, bus_id
, unit_id
) != -1)
5195 if (type
== IF_IDE
|| type
== IF_SCSI
)
5196 mediastr
= (media
== MEDIA_CDROM
) ? "-cd" : "-hd";
5198 snprintf(buf
, sizeof(buf
), "%s%i%s%i",
5199 devname
, bus_id
, mediastr
, unit_id
);
5201 snprintf(buf
, sizeof(buf
), "%s%s%i",
5202 devname
, mediastr
, unit_id
);
5203 bdrv
= bdrv_new(buf
);
5204 drives_table
[nb_drives
].bdrv
= bdrv
;
5205 drives_table
[nb_drives
].type
= type
;
5206 drives_table
[nb_drives
].bus
= bus_id
;
5207 drives_table
[nb_drives
].unit
= unit_id
;
5216 bdrv_set_geometry_hint(bdrv
, cyls
, heads
, secs
);
5217 bdrv_set_translation_hint(bdrv
, translation
);
5221 bdrv_set_type_hint(bdrv
, BDRV_TYPE_CDROM
);
5226 /* FIXME: This isn't really a floppy, but it's a reasonable
5229 bdrv_set_type_hint(bdrv
, BDRV_TYPE_FLOPPY
);
5239 bdrv_flags
|= BDRV_O_SNAPSHOT
;
5241 bdrv_flags
|= BDRV_O_DIRECT
;
5242 if (bdrv_open(bdrv
, file
, bdrv_flags
) < 0 || qemu_key_check(bdrv
, file
)) {
5243 fprintf(stderr
, "qemu: could not open disk image %s\n",
5250 /***********************************************************/
5253 static USBPort
*used_usb_ports
;
5254 static USBPort
*free_usb_ports
;
5256 /* ??? Maybe change this to register a hub to keep track of the topology. */
5257 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
5258 usb_attachfn attach
)
5260 port
->opaque
= opaque
;
5261 port
->index
= index
;
5262 port
->attach
= attach
;
5263 port
->next
= free_usb_ports
;
5264 free_usb_ports
= port
;
5267 static int usb_device_add(const char *devname
)
5273 if (!free_usb_ports
)
5276 if (strstart(devname
, "host:", &p
)) {
5277 dev
= usb_host_device_open(p
);
5278 } else if (!strcmp(devname
, "mouse")) {
5279 dev
= usb_mouse_init();
5280 } else if (!strcmp(devname
, "tablet")) {
5281 dev
= usb_tablet_init();
5282 } else if (!strcmp(devname
, "keyboard")) {
5283 dev
= usb_keyboard_init();
5284 } else if (strstart(devname
, "disk:", &p
)) {
5285 dev
= usb_msd_init(p
);
5286 } else if (!strcmp(devname
, "wacom-tablet")) {
5287 dev
= usb_wacom_init();
5288 } else if (strstart(devname
, "serial:", &p
)) {
5289 dev
= usb_serial_init(p
);
5290 #ifdef CONFIG_BRLAPI
5291 } else if (!strcmp(devname
, "braille")) {
5292 dev
= usb_baum_init();
5300 /* Find a USB port to add the device to. */
5301 port
= free_usb_ports
;
5305 /* Create a new hub and chain it on. */
5306 free_usb_ports
= NULL
;
5307 port
->next
= used_usb_ports
;
5308 used_usb_ports
= port
;
5310 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
5311 usb_attach(port
, hub
);
5312 port
= free_usb_ports
;
5315 free_usb_ports
= port
->next
;
5316 port
->next
= used_usb_ports
;
5317 used_usb_ports
= port
;
5318 usb_attach(port
, dev
);
5322 static int usb_device_del(const char *devname
)
5330 if (!used_usb_ports
)
5333 p
= strchr(devname
, '.');
5336 bus_num
= strtoul(devname
, NULL
, 0);
5337 addr
= strtoul(p
+ 1, NULL
, 0);
5341 lastp
= &used_usb_ports
;
5342 port
= used_usb_ports
;
5343 while (port
&& port
->dev
->addr
!= addr
) {
5344 lastp
= &port
->next
;
5352 *lastp
= port
->next
;
5353 usb_attach(port
, NULL
);
5354 dev
->handle_destroy(dev
);
5355 port
->next
= free_usb_ports
;
5356 free_usb_ports
= port
;
5360 void do_usb_add(const char *devname
)
5363 ret
= usb_device_add(devname
);
5365 term_printf("Could not add USB device '%s'\n", devname
);
5368 void do_usb_del(const char *devname
)
5371 ret
= usb_device_del(devname
);
5373 term_printf("Could not remove USB device '%s'\n", devname
);
5380 const char *speed_str
;
5383 term_printf("USB support not enabled\n");
5387 for (port
= used_usb_ports
; port
; port
= port
->next
) {
5391 switch(dev
->speed
) {
5395 case USB_SPEED_FULL
:
5398 case USB_SPEED_HIGH
:
5405 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5406 0, dev
->addr
, speed_str
, dev
->devname
);
5410 /***********************************************************/
5411 /* PCMCIA/Cardbus */
5413 static struct pcmcia_socket_entry_s
{
5414 struct pcmcia_socket_s
*socket
;
5415 struct pcmcia_socket_entry_s
*next
;
5416 } *pcmcia_sockets
= 0;
5418 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
5420 struct pcmcia_socket_entry_s
*entry
;
5422 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
5423 entry
->socket
= socket
;
5424 entry
->next
= pcmcia_sockets
;
5425 pcmcia_sockets
= entry
;
5428 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
5430 struct pcmcia_socket_entry_s
*entry
, **ptr
;
5432 ptr
= &pcmcia_sockets
;
5433 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
5434 if (entry
->socket
== socket
) {
5440 void pcmcia_info(void)
5442 struct pcmcia_socket_entry_s
*iter
;
5443 if (!pcmcia_sockets
)
5444 term_printf("No PCMCIA sockets\n");
5446 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
5447 term_printf("%s: %s\n", iter
->socket
->slot_string
,
5448 iter
->socket
->attached
? iter
->socket
->card_string
:
5452 /***********************************************************/
5455 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
5459 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
5463 static void dumb_refresh(DisplayState
*ds
)
5465 #if defined(CONFIG_SDL)
5470 static void dumb_display_init(DisplayState
*ds
)
5475 ds
->dpy_update
= dumb_update
;
5476 ds
->dpy_resize
= dumb_resize
;
5477 ds
->dpy_refresh
= dumb_refresh
;
5480 /***********************************************************/
5483 #define MAX_IO_HANDLERS 64
5485 typedef struct IOHandlerRecord
{
5487 IOCanRWHandler
*fd_read_poll
;
5489 IOHandler
*fd_write
;
5492 /* temporary data */
5494 struct IOHandlerRecord
*next
;
5497 static IOHandlerRecord
*first_io_handler
;
5499 /* XXX: fd_read_poll should be suppressed, but an API change is
5500 necessary in the character devices to suppress fd_can_read(). */
5501 int qemu_set_fd_handler2(int fd
,
5502 IOCanRWHandler
*fd_read_poll
,
5504 IOHandler
*fd_write
,
5507 IOHandlerRecord
**pioh
, *ioh
;
5509 if (!fd_read
&& !fd_write
) {
5510 pioh
= &first_io_handler
;
5515 if (ioh
->fd
== fd
) {
5522 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5526 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
5529 ioh
->next
= first_io_handler
;
5530 first_io_handler
= ioh
;
5533 ioh
->fd_read_poll
= fd_read_poll
;
5534 ioh
->fd_read
= fd_read
;
5535 ioh
->fd_write
= fd_write
;
5536 ioh
->opaque
= opaque
;
5542 int qemu_set_fd_handler(int fd
,
5544 IOHandler
*fd_write
,
5547 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
5550 /***********************************************************/
5551 /* Polling handling */
5553 typedef struct PollingEntry
{
5556 struct PollingEntry
*next
;
5559 static PollingEntry
*first_polling_entry
;
5561 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
5563 PollingEntry
**ppe
, *pe
;
5564 pe
= qemu_mallocz(sizeof(PollingEntry
));
5568 pe
->opaque
= opaque
;
5569 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
5574 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
5576 PollingEntry
**ppe
, *pe
;
5577 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
5579 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
5588 /***********************************************************/
5589 /* Wait objects support */
5590 typedef struct WaitObjects
{
5592 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
5593 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
5594 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
5597 static WaitObjects wait_objects
= {0};
5599 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5601 WaitObjects
*w
= &wait_objects
;
5603 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
5605 w
->events
[w
->num
] = handle
;
5606 w
->func
[w
->num
] = func
;
5607 w
->opaque
[w
->num
] = opaque
;
5612 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5615 WaitObjects
*w
= &wait_objects
;
5618 for (i
= 0; i
< w
->num
; i
++) {
5619 if (w
->events
[i
] == handle
)
5622 w
->events
[i
] = w
->events
[i
+ 1];
5623 w
->func
[i
] = w
->func
[i
+ 1];
5624 w
->opaque
[i
] = w
->opaque
[i
+ 1];
5632 /***********************************************************/
5633 /* savevm/loadvm support */
5635 #define IO_BUF_SIZE 32768
5639 BlockDriverState
*bs
;
5642 int64_t base_offset
;
5643 int64_t buf_offset
; /* start of buffer when writing, end of buffer
5646 int buf_size
; /* 0 when writing */
5647 uint8_t buf
[IO_BUF_SIZE
];
5650 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
5654 f
= qemu_mallocz(sizeof(QEMUFile
));
5657 if (!strcmp(mode
, "wb")) {
5659 } else if (!strcmp(mode
, "rb")) {
5664 f
->outfile
= fopen(filename
, mode
);
5676 static QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
5680 f
= qemu_mallocz(sizeof(QEMUFile
));
5685 f
->is_writable
= is_writable
;
5686 f
->base_offset
= offset
;
5690 void qemu_fflush(QEMUFile
*f
)
5692 if (!f
->is_writable
)
5694 if (f
->buf_index
> 0) {
5696 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5697 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
5699 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5700 f
->buf
, f
->buf_index
);
5702 f
->buf_offset
+= f
->buf_index
;
5707 static void qemu_fill_buffer(QEMUFile
*f
)
5714 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5715 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
5719 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5720 f
->buf
, IO_BUF_SIZE
);
5726 f
->buf_offset
+= len
;
5729 void qemu_fclose(QEMUFile
*f
)
5739 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
5743 l
= IO_BUF_SIZE
- f
->buf_index
;
5746 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
5750 if (f
->buf_index
>= IO_BUF_SIZE
)
5755 void qemu_put_byte(QEMUFile
*f
, int v
)
5757 f
->buf
[f
->buf_index
++] = v
;
5758 if (f
->buf_index
>= IO_BUF_SIZE
)
5762 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
5768 l
= f
->buf_size
- f
->buf_index
;
5770 qemu_fill_buffer(f
);
5771 l
= f
->buf_size
- f
->buf_index
;
5777 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
5782 return size1
- size
;
5785 int qemu_get_byte(QEMUFile
*f
)
5787 if (f
->buf_index
>= f
->buf_size
) {
5788 qemu_fill_buffer(f
);
5789 if (f
->buf_index
>= f
->buf_size
)
5792 return f
->buf
[f
->buf_index
++];
5795 int64_t qemu_ftell(QEMUFile
*f
)
5797 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
5800 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
5802 if (whence
== SEEK_SET
) {
5804 } else if (whence
== SEEK_CUR
) {
5805 pos
+= qemu_ftell(f
);
5807 /* SEEK_END not supported */
5810 if (f
->is_writable
) {
5812 f
->buf_offset
= pos
;
5814 f
->buf_offset
= pos
;
5821 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
5823 qemu_put_byte(f
, v
>> 8);
5824 qemu_put_byte(f
, v
);
5827 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
5829 qemu_put_byte(f
, v
>> 24);
5830 qemu_put_byte(f
, v
>> 16);
5831 qemu_put_byte(f
, v
>> 8);
5832 qemu_put_byte(f
, v
);
5835 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
5837 qemu_put_be32(f
, v
>> 32);
5838 qemu_put_be32(f
, v
);
5841 unsigned int qemu_get_be16(QEMUFile
*f
)
5844 v
= qemu_get_byte(f
) << 8;
5845 v
|= qemu_get_byte(f
);
5849 unsigned int qemu_get_be32(QEMUFile
*f
)
5852 v
= qemu_get_byte(f
) << 24;
5853 v
|= qemu_get_byte(f
) << 16;
5854 v
|= qemu_get_byte(f
) << 8;
5855 v
|= qemu_get_byte(f
);
5859 uint64_t qemu_get_be64(QEMUFile
*f
)
5862 v
= (uint64_t)qemu_get_be32(f
) << 32;
5863 v
|= qemu_get_be32(f
);
5867 typedef struct SaveStateEntry
{
5871 SaveStateHandler
*save_state
;
5872 LoadStateHandler
*load_state
;
5874 struct SaveStateEntry
*next
;
5877 static SaveStateEntry
*first_se
;
5879 int register_savevm(const char *idstr
,
5882 SaveStateHandler
*save_state
,
5883 LoadStateHandler
*load_state
,
5886 SaveStateEntry
*se
, **pse
;
5888 se
= qemu_malloc(sizeof(SaveStateEntry
));
5891 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
5892 se
->instance_id
= instance_id
;
5893 se
->version_id
= version_id
;
5894 se
->save_state
= save_state
;
5895 se
->load_state
= load_state
;
5896 se
->opaque
= opaque
;
5899 /* add at the end of list */
5901 while (*pse
!= NULL
)
5902 pse
= &(*pse
)->next
;
5907 #define QEMU_VM_FILE_MAGIC 0x5145564d
5908 #define QEMU_VM_FILE_VERSION 0x00000002
5910 static int qemu_savevm_state(QEMUFile
*f
)
5914 int64_t cur_pos
, len_pos
, total_len_pos
;
5916 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
5917 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
5918 total_len_pos
= qemu_ftell(f
);
5919 qemu_put_be64(f
, 0); /* total size */
5921 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5923 len
= strlen(se
->idstr
);
5924 qemu_put_byte(f
, len
);
5925 qemu_put_buffer(f
, (uint8_t *)se
->idstr
, len
);
5927 qemu_put_be32(f
, se
->instance_id
);
5928 qemu_put_be32(f
, se
->version_id
);
5930 /* record size: filled later */
5931 len_pos
= qemu_ftell(f
);
5932 qemu_put_be32(f
, 0);
5933 se
->save_state(f
, se
->opaque
);
5935 /* fill record size */
5936 cur_pos
= qemu_ftell(f
);
5937 len
= cur_pos
- len_pos
- 4;
5938 qemu_fseek(f
, len_pos
, SEEK_SET
);
5939 qemu_put_be32(f
, len
);
5940 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5942 cur_pos
= qemu_ftell(f
);
5943 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
5944 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
5945 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5951 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
5955 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5956 if (!strcmp(se
->idstr
, idstr
) &&
5957 instance_id
== se
->instance_id
)
5963 static int qemu_loadvm_state(QEMUFile
*f
)
5966 int len
, ret
, instance_id
, record_len
, version_id
;
5967 int64_t total_len
, end_pos
, cur_pos
;
5971 v
= qemu_get_be32(f
);
5972 if (v
!= QEMU_VM_FILE_MAGIC
)
5974 v
= qemu_get_be32(f
);
5975 if (v
!= QEMU_VM_FILE_VERSION
) {
5980 total_len
= qemu_get_be64(f
);
5981 end_pos
= total_len
+ qemu_ftell(f
);
5983 if (qemu_ftell(f
) >= end_pos
)
5985 len
= qemu_get_byte(f
);
5986 qemu_get_buffer(f
, (uint8_t *)idstr
, len
);
5988 instance_id
= qemu_get_be32(f
);
5989 version_id
= qemu_get_be32(f
);
5990 record_len
= qemu_get_be32(f
);
5992 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5993 idstr
, instance_id
, version_id
, record_len
);
5995 cur_pos
= qemu_ftell(f
);
5996 se
= find_se(idstr
, instance_id
);
5998 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5999 instance_id
, idstr
);
6001 ret
= se
->load_state(f
, se
->opaque
, version_id
);
6003 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
6004 instance_id
, idstr
);
6007 /* always seek to exact end of record */
6008 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
6015 /* device can contain snapshots */
6016 static int bdrv_can_snapshot(BlockDriverState
*bs
)
6019 !bdrv_is_removable(bs
) &&
6020 !bdrv_is_read_only(bs
));
6023 /* device must be snapshots in order to have a reliable snapshot */
6024 static int bdrv_has_snapshot(BlockDriverState
*bs
)
6027 !bdrv_is_removable(bs
) &&
6028 !bdrv_is_read_only(bs
));
6031 static BlockDriverState
*get_bs_snapshots(void)
6033 BlockDriverState
*bs
;
6037 return bs_snapshots
;
6038 for(i
= 0; i
<= nb_drives
; i
++) {
6039 bs
= drives_table
[i
].bdrv
;
6040 if (bdrv_can_snapshot(bs
))
6049 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
6052 QEMUSnapshotInfo
*sn_tab
, *sn
;
6056 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6059 for(i
= 0; i
< nb_sns
; i
++) {
6061 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
6071 void do_savevm(const char *name
)
6073 BlockDriverState
*bs
, *bs1
;
6074 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
6075 int must_delete
, ret
, i
;
6076 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6078 int saved_vm_running
;
6085 bs
= get_bs_snapshots();
6087 term_printf("No block device can accept snapshots\n");
6091 /* ??? Should this occur after vm_stop? */
6094 saved_vm_running
= vm_running
;
6099 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
6104 memset(sn
, 0, sizeof(*sn
));
6106 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
6107 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
6110 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
6113 /* fill auxiliary fields */
6116 sn
->date_sec
= tb
.time
;
6117 sn
->date_nsec
= tb
.millitm
* 1000000;
6119 gettimeofday(&tv
, NULL
);
6120 sn
->date_sec
= tv
.tv_sec
;
6121 sn
->date_nsec
= tv
.tv_usec
* 1000;
6123 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
6125 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6126 term_printf("Device %s does not support VM state snapshots\n",
6127 bdrv_get_device_name(bs
));
6131 /* save the VM state */
6132 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
6134 term_printf("Could not open VM state file\n");
6137 ret
= qemu_savevm_state(f
);
6138 sn
->vm_state_size
= qemu_ftell(f
);
6141 term_printf("Error %d while writing VM\n", ret
);
6145 /* create the snapshots */
6147 for(i
= 0; i
< nb_drives
; i
++) {
6148 bs1
= drives_table
[i
].bdrv
;
6149 if (bdrv_has_snapshot(bs1
)) {
6151 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
6153 term_printf("Error while deleting snapshot on '%s'\n",
6154 bdrv_get_device_name(bs1
));
6157 ret
= bdrv_snapshot_create(bs1
, sn
);
6159 term_printf("Error while creating snapshot on '%s'\n",
6160 bdrv_get_device_name(bs1
));
6166 if (saved_vm_running
)
6170 void do_loadvm(const char *name
)
6172 BlockDriverState
*bs
, *bs1
;
6173 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6176 int saved_vm_running
;
6178 bs
= get_bs_snapshots();
6180 term_printf("No block device supports snapshots\n");
6184 /* Flush all IO requests so they don't interfere with the new state. */
6187 saved_vm_running
= vm_running
;
6190 for(i
= 0; i
<= nb_drives
; i
++) {
6191 bs1
= drives_table
[i
].bdrv
;
6192 if (bdrv_has_snapshot(bs1
)) {
6193 ret
= bdrv_snapshot_goto(bs1
, name
);
6196 term_printf("Warning: ");
6199 term_printf("Snapshots not supported on device '%s'\n",
6200 bdrv_get_device_name(bs1
));
6203 term_printf("Could not find snapshot '%s' on device '%s'\n",
6204 name
, bdrv_get_device_name(bs1
));
6207 term_printf("Error %d while activating snapshot on '%s'\n",
6208 ret
, bdrv_get_device_name(bs1
));
6211 /* fatal on snapshot block device */
6218 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6219 term_printf("Device %s does not support VM state snapshots\n",
6220 bdrv_get_device_name(bs
));
6224 /* restore the VM state */
6225 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
6227 term_printf("Could not open VM state file\n");
6230 ret
= qemu_loadvm_state(f
);
6233 term_printf("Error %d while loading VM state\n", ret
);
6236 if (saved_vm_running
)
6240 void do_delvm(const char *name
)
6242 BlockDriverState
*bs
, *bs1
;
6245 bs
= get_bs_snapshots();
6247 term_printf("No block device supports snapshots\n");
6251 for(i
= 0; i
<= nb_drives
; i
++) {
6252 bs1
= drives_table
[i
].bdrv
;
6253 if (bdrv_has_snapshot(bs1
)) {
6254 ret
= bdrv_snapshot_delete(bs1
, name
);
6256 if (ret
== -ENOTSUP
)
6257 term_printf("Snapshots not supported on device '%s'\n",
6258 bdrv_get_device_name(bs1
));
6260 term_printf("Error %d while deleting snapshot on '%s'\n",
6261 ret
, bdrv_get_device_name(bs1
));
6267 void do_info_snapshots(void)
6269 BlockDriverState
*bs
, *bs1
;
6270 QEMUSnapshotInfo
*sn_tab
, *sn
;
6274 bs
= get_bs_snapshots();
6276 term_printf("No available block device supports snapshots\n");
6279 term_printf("Snapshot devices:");
6280 for(i
= 0; i
<= nb_drives
; i
++) {
6281 bs1
= drives_table
[i
].bdrv
;
6282 if (bdrv_has_snapshot(bs1
)) {
6284 term_printf(" %s", bdrv_get_device_name(bs1
));
6289 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6291 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
6294 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
6295 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
6296 for(i
= 0; i
< nb_sns
; i
++) {
6298 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
6303 /***********************************************************/
6304 /* cpu save/restore */
6306 #if defined(TARGET_I386)
6308 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
6310 qemu_put_be32(f
, dt
->selector
);
6311 qemu_put_betl(f
, dt
->base
);
6312 qemu_put_be32(f
, dt
->limit
);
6313 qemu_put_be32(f
, dt
->flags
);
6316 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
6318 dt
->selector
= qemu_get_be32(f
);
6319 dt
->base
= qemu_get_betl(f
);
6320 dt
->limit
= qemu_get_be32(f
);
6321 dt
->flags
= qemu_get_be32(f
);
6324 void cpu_save(QEMUFile
*f
, void *opaque
)
6326 CPUState
*env
= opaque
;
6327 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
6331 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6332 qemu_put_betls(f
, &env
->regs
[i
]);
6333 qemu_put_betls(f
, &env
->eip
);
6334 qemu_put_betls(f
, &env
->eflags
);
6335 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
6336 qemu_put_be32s(f
, &hflags
);
6340 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
6342 for(i
= 0; i
< 8; i
++) {
6343 fptag
|= ((!env
->fptags
[i
]) << i
);
6346 qemu_put_be16s(f
, &fpuc
);
6347 qemu_put_be16s(f
, &fpus
);
6348 qemu_put_be16s(f
, &fptag
);
6350 #ifdef USE_X86LDOUBLE
6355 qemu_put_be16s(f
, &fpregs_format
);
6357 for(i
= 0; i
< 8; i
++) {
6358 #ifdef USE_X86LDOUBLE
6362 /* we save the real CPU data (in case of MMX usage only 'mant'
6363 contains the MMX register */
6364 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
6365 qemu_put_be64(f
, mant
);
6366 qemu_put_be16(f
, exp
);
6369 /* if we use doubles for float emulation, we save the doubles to
6370 avoid losing information in case of MMX usage. It can give
6371 problems if the image is restored on a CPU where long
6372 doubles are used instead. */
6373 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
6377 for(i
= 0; i
< 6; i
++)
6378 cpu_put_seg(f
, &env
->segs
[i
]);
6379 cpu_put_seg(f
, &env
->ldt
);
6380 cpu_put_seg(f
, &env
->tr
);
6381 cpu_put_seg(f
, &env
->gdt
);
6382 cpu_put_seg(f
, &env
->idt
);
6384 qemu_put_be32s(f
, &env
->sysenter_cs
);
6385 qemu_put_be32s(f
, &env
->sysenter_esp
);
6386 qemu_put_be32s(f
, &env
->sysenter_eip
);
6388 qemu_put_betls(f
, &env
->cr
[0]);
6389 qemu_put_betls(f
, &env
->cr
[2]);
6390 qemu_put_betls(f
, &env
->cr
[3]);
6391 qemu_put_betls(f
, &env
->cr
[4]);
6393 for(i
= 0; i
< 8; i
++)
6394 qemu_put_betls(f
, &env
->dr
[i
]);
6397 qemu_put_be32s(f
, &env
->a20_mask
);
6400 qemu_put_be32s(f
, &env
->mxcsr
);
6401 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6402 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6403 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6406 #ifdef TARGET_X86_64
6407 qemu_put_be64s(f
, &env
->efer
);
6408 qemu_put_be64s(f
, &env
->star
);
6409 qemu_put_be64s(f
, &env
->lstar
);
6410 qemu_put_be64s(f
, &env
->cstar
);
6411 qemu_put_be64s(f
, &env
->fmask
);
6412 qemu_put_be64s(f
, &env
->kernelgsbase
);
6414 qemu_put_be32s(f
, &env
->smbase
);
6417 #ifdef USE_X86LDOUBLE
6418 /* XXX: add that in a FPU generic layer */
6419 union x86_longdouble
{
6424 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6425 #define EXPBIAS1 1023
6426 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6427 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6429 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
6433 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
6434 /* exponent + sign */
6435 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
6436 e
|= SIGND1(temp
) >> 16;
6441 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6443 CPUState
*env
= opaque
;
6446 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
6448 if (version_id
!= 3 && version_id
!= 4)
6450 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6451 qemu_get_betls(f
, &env
->regs
[i
]);
6452 qemu_get_betls(f
, &env
->eip
);
6453 qemu_get_betls(f
, &env
->eflags
);
6454 qemu_get_be32s(f
, &hflags
);
6456 qemu_get_be16s(f
, &fpuc
);
6457 qemu_get_be16s(f
, &fpus
);
6458 qemu_get_be16s(f
, &fptag
);
6459 qemu_get_be16s(f
, &fpregs_format
);
6461 /* NOTE: we cannot always restore the FPU state if the image come
6462 from a host with a different 'USE_X86LDOUBLE' define. We guess
6463 if we are in an MMX state to restore correctly in that case. */
6464 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
6465 for(i
= 0; i
< 8; i
++) {
6469 switch(fpregs_format
) {
6471 mant
= qemu_get_be64(f
);
6472 exp
= qemu_get_be16(f
);
6473 #ifdef USE_X86LDOUBLE
6474 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6476 /* difficult case */
6478 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6480 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6484 mant
= qemu_get_be64(f
);
6485 #ifdef USE_X86LDOUBLE
6487 union x86_longdouble
*p
;
6488 /* difficult case */
6489 p
= (void *)&env
->fpregs
[i
];
6494 fp64_to_fp80(p
, mant
);
6498 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6507 /* XXX: restore FPU round state */
6508 env
->fpstt
= (fpus
>> 11) & 7;
6509 env
->fpus
= fpus
& ~0x3800;
6511 for(i
= 0; i
< 8; i
++) {
6512 env
->fptags
[i
] = (fptag
>> i
) & 1;
6515 for(i
= 0; i
< 6; i
++)
6516 cpu_get_seg(f
, &env
->segs
[i
]);
6517 cpu_get_seg(f
, &env
->ldt
);
6518 cpu_get_seg(f
, &env
->tr
);
6519 cpu_get_seg(f
, &env
->gdt
);
6520 cpu_get_seg(f
, &env
->idt
);
6522 qemu_get_be32s(f
, &env
->sysenter_cs
);
6523 qemu_get_be32s(f
, &env
->sysenter_esp
);
6524 qemu_get_be32s(f
, &env
->sysenter_eip
);
6526 qemu_get_betls(f
, &env
->cr
[0]);
6527 qemu_get_betls(f
, &env
->cr
[2]);
6528 qemu_get_betls(f
, &env
->cr
[3]);
6529 qemu_get_betls(f
, &env
->cr
[4]);
6531 for(i
= 0; i
< 8; i
++)
6532 qemu_get_betls(f
, &env
->dr
[i
]);
6535 qemu_get_be32s(f
, &env
->a20_mask
);
6537 qemu_get_be32s(f
, &env
->mxcsr
);
6538 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6539 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6540 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6543 #ifdef TARGET_X86_64
6544 qemu_get_be64s(f
, &env
->efer
);
6545 qemu_get_be64s(f
, &env
->star
);
6546 qemu_get_be64s(f
, &env
->lstar
);
6547 qemu_get_be64s(f
, &env
->cstar
);
6548 qemu_get_be64s(f
, &env
->fmask
);
6549 qemu_get_be64s(f
, &env
->kernelgsbase
);
6551 if (version_id
>= 4)
6552 qemu_get_be32s(f
, &env
->smbase
);
6554 /* XXX: compute hflags from scratch, except for CPL and IIF */
6555 env
->hflags
= hflags
;
6560 #elif defined(TARGET_PPC)
6561 void cpu_save(QEMUFile
*f
, void *opaque
)
6565 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6570 #elif defined(TARGET_MIPS)
6571 void cpu_save(QEMUFile
*f
, void *opaque
)
6575 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6580 #elif defined(TARGET_SPARC)
6581 void cpu_save(QEMUFile
*f
, void *opaque
)
6583 CPUState
*env
= opaque
;
6587 for(i
= 0; i
< 8; i
++)
6588 qemu_put_betls(f
, &env
->gregs
[i
]);
6589 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6590 qemu_put_betls(f
, &env
->regbase
[i
]);
6593 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6599 qemu_put_be32(f
, u
.i
);
6602 qemu_put_betls(f
, &env
->pc
);
6603 qemu_put_betls(f
, &env
->npc
);
6604 qemu_put_betls(f
, &env
->y
);
6606 qemu_put_be32(f
, tmp
);
6607 qemu_put_betls(f
, &env
->fsr
);
6608 qemu_put_betls(f
, &env
->tbr
);
6609 #ifndef TARGET_SPARC64
6610 qemu_put_be32s(f
, &env
->wim
);
6612 for(i
= 0; i
< 16; i
++)
6613 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
6617 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6619 CPUState
*env
= opaque
;
6623 for(i
= 0; i
< 8; i
++)
6624 qemu_get_betls(f
, &env
->gregs
[i
]);
6625 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6626 qemu_get_betls(f
, &env
->regbase
[i
]);
6629 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6634 u
.i
= qemu_get_be32(f
);
6638 qemu_get_betls(f
, &env
->pc
);
6639 qemu_get_betls(f
, &env
->npc
);
6640 qemu_get_betls(f
, &env
->y
);
6641 tmp
= qemu_get_be32(f
);
6642 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
6643 correctly updated */
6645 qemu_get_betls(f
, &env
->fsr
);
6646 qemu_get_betls(f
, &env
->tbr
);
6647 #ifndef TARGET_SPARC64
6648 qemu_get_be32s(f
, &env
->wim
);
6650 for(i
= 0; i
< 16; i
++)
6651 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
6657 #elif defined(TARGET_ARM)
6659 void cpu_save(QEMUFile
*f
, void *opaque
)
6662 CPUARMState
*env
= (CPUARMState
*)opaque
;
6664 for (i
= 0; i
< 16; i
++) {
6665 qemu_put_be32(f
, env
->regs
[i
]);
6667 qemu_put_be32(f
, cpsr_read(env
));
6668 qemu_put_be32(f
, env
->spsr
);
6669 for (i
= 0; i
< 6; i
++) {
6670 qemu_put_be32(f
, env
->banked_spsr
[i
]);
6671 qemu_put_be32(f
, env
->banked_r13
[i
]);
6672 qemu_put_be32(f
, env
->banked_r14
[i
]);
6674 for (i
= 0; i
< 5; i
++) {
6675 qemu_put_be32(f
, env
->usr_regs
[i
]);
6676 qemu_put_be32(f
, env
->fiq_regs
[i
]);
6678 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
6679 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
6680 qemu_put_be32(f
, env
->cp15
.c1_sys
);
6681 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
6682 qemu_put_be32(f
, env
->cp15
.c1_xscaleauxcr
);
6683 qemu_put_be32(f
, env
->cp15
.c2_base0
);
6684 qemu_put_be32(f
, env
->cp15
.c2_base1
);
6685 qemu_put_be32(f
, env
->cp15
.c2_mask
);
6686 qemu_put_be32(f
, env
->cp15
.c2_data
);
6687 qemu_put_be32(f
, env
->cp15
.c2_insn
);
6688 qemu_put_be32(f
, env
->cp15
.c3
);
6689 qemu_put_be32(f
, env
->cp15
.c5_insn
);
6690 qemu_put_be32(f
, env
->cp15
.c5_data
);
6691 for (i
= 0; i
< 8; i
++) {
6692 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
6694 qemu_put_be32(f
, env
->cp15
.c6_insn
);
6695 qemu_put_be32(f
, env
->cp15
.c6_data
);
6696 qemu_put_be32(f
, env
->cp15
.c9_insn
);
6697 qemu_put_be32(f
, env
->cp15
.c9_data
);
6698 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
6699 qemu_put_be32(f
, env
->cp15
.c13_context
);
6700 qemu_put_be32(f
, env
->cp15
.c13_tls1
);
6701 qemu_put_be32(f
, env
->cp15
.c13_tls2
);
6702 qemu_put_be32(f
, env
->cp15
.c13_tls3
);
6703 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
6705 qemu_put_be32(f
, env
->features
);
6707 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6708 for (i
= 0; i
< 16; i
++) {
6710 u
.d
= env
->vfp
.regs
[i
];
6711 qemu_put_be32(f
, u
.l
.upper
);
6712 qemu_put_be32(f
, u
.l
.lower
);
6714 for (i
= 0; i
< 16; i
++) {
6715 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
6718 /* TODO: Should use proper FPSCR access functions. */
6719 qemu_put_be32(f
, env
->vfp
.vec_len
);
6720 qemu_put_be32(f
, env
->vfp
.vec_stride
);
6722 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6723 for (i
= 16; i
< 32; i
++) {
6725 u
.d
= env
->vfp
.regs
[i
];
6726 qemu_put_be32(f
, u
.l
.upper
);
6727 qemu_put_be32(f
, u
.l
.lower
);
6732 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6733 for (i
= 0; i
< 16; i
++) {
6734 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
6736 for (i
= 0; i
< 16; i
++) {
6737 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
6741 if (arm_feature(env
, ARM_FEATURE_M
)) {
6742 qemu_put_be32(f
, env
->v7m
.other_sp
);
6743 qemu_put_be32(f
, env
->v7m
.vecbase
);
6744 qemu_put_be32(f
, env
->v7m
.basepri
);
6745 qemu_put_be32(f
, env
->v7m
.control
);
6746 qemu_put_be32(f
, env
->v7m
.current_sp
);
6747 qemu_put_be32(f
, env
->v7m
.exception
);
6751 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6753 CPUARMState
*env
= (CPUARMState
*)opaque
;
6756 if (version_id
!= ARM_CPU_SAVE_VERSION
)
6759 for (i
= 0; i
< 16; i
++) {
6760 env
->regs
[i
] = qemu_get_be32(f
);
6762 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
6763 env
->spsr
= qemu_get_be32(f
);
6764 for (i
= 0; i
< 6; i
++) {
6765 env
->banked_spsr
[i
] = qemu_get_be32(f
);
6766 env
->banked_r13
[i
] = qemu_get_be32(f
);
6767 env
->banked_r14
[i
] = qemu_get_be32(f
);
6769 for (i
= 0; i
< 5; i
++) {
6770 env
->usr_regs
[i
] = qemu_get_be32(f
);
6771 env
->fiq_regs
[i
] = qemu_get_be32(f
);
6773 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
6774 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
6775 env
->cp15
.c1_sys
= qemu_get_be32(f
);
6776 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
6777 env
->cp15
.c1_xscaleauxcr
= qemu_get_be32(f
);
6778 env
->cp15
.c2_base0
= qemu_get_be32(f
);
6779 env
->cp15
.c2_base1
= qemu_get_be32(f
);
6780 env
->cp15
.c2_mask
= qemu_get_be32(f
);
6781 env
->cp15
.c2_data
= qemu_get_be32(f
);
6782 env
->cp15
.c2_insn
= qemu_get_be32(f
);
6783 env
->cp15
.c3
= qemu_get_be32(f
);
6784 env
->cp15
.c5_insn
= qemu_get_be32(f
);
6785 env
->cp15
.c5_data
= qemu_get_be32(f
);
6786 for (i
= 0; i
< 8; i
++) {
6787 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
6789 env
->cp15
.c6_insn
= qemu_get_be32(f
);
6790 env
->cp15
.c6_data
= qemu_get_be32(f
);
6791 env
->cp15
.c9_insn
= qemu_get_be32(f
);
6792 env
->cp15
.c9_data
= qemu_get_be32(f
);
6793 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
6794 env
->cp15
.c13_context
= qemu_get_be32(f
);
6795 env
->cp15
.c13_tls1
= qemu_get_be32(f
);
6796 env
->cp15
.c13_tls2
= qemu_get_be32(f
);
6797 env
->cp15
.c13_tls3
= qemu_get_be32(f
);
6798 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
6800 env
->features
= qemu_get_be32(f
);
6802 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6803 for (i
= 0; i
< 16; i
++) {
6805 u
.l
.upper
= qemu_get_be32(f
);
6806 u
.l
.lower
= qemu_get_be32(f
);
6807 env
->vfp
.regs
[i
] = u
.d
;
6809 for (i
= 0; i
< 16; i
++) {
6810 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
6813 /* TODO: Should use proper FPSCR access functions. */
6814 env
->vfp
.vec_len
= qemu_get_be32(f
);
6815 env
->vfp
.vec_stride
= qemu_get_be32(f
);
6817 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6818 for (i
= 0; i
< 16; i
++) {
6820 u
.l
.upper
= qemu_get_be32(f
);
6821 u
.l
.lower
= qemu_get_be32(f
);
6822 env
->vfp
.regs
[i
] = u
.d
;
6827 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6828 for (i
= 0; i
< 16; i
++) {
6829 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
6831 for (i
= 0; i
< 16; i
++) {
6832 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
6836 if (arm_feature(env
, ARM_FEATURE_M
)) {
6837 env
->v7m
.other_sp
= qemu_get_be32(f
);
6838 env
->v7m
.vecbase
= qemu_get_be32(f
);
6839 env
->v7m
.basepri
= qemu_get_be32(f
);
6840 env
->v7m
.control
= qemu_get_be32(f
);
6841 env
->v7m
.current_sp
= qemu_get_be32(f
);
6842 env
->v7m
.exception
= qemu_get_be32(f
);
6850 //#warning No CPU save/restore functions
6854 /***********************************************************/
6855 /* ram save/restore */
6857 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
6861 v
= qemu_get_byte(f
);
6864 if (qemu_get_buffer(f
, buf
, len
) != len
)
6868 v
= qemu_get_byte(f
);
6869 memset(buf
, v
, len
);
6877 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
6881 if (qemu_get_be32(f
) != phys_ram_size
)
6883 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
6884 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
6891 #define BDRV_HASH_BLOCK_SIZE 1024
6892 #define IOBUF_SIZE 4096
6893 #define RAM_CBLOCK_MAGIC 0xfabe
6895 typedef struct RamCompressState
{
6898 uint8_t buf
[IOBUF_SIZE
];
6901 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
6904 memset(s
, 0, sizeof(*s
));
6906 ret
= deflateInit2(&s
->zstream
, 1,
6908 9, Z_DEFAULT_STRATEGY
);
6911 s
->zstream
.avail_out
= IOBUF_SIZE
;
6912 s
->zstream
.next_out
= s
->buf
;
6916 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
6918 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
6919 qemu_put_be16(s
->f
, len
);
6920 qemu_put_buffer(s
->f
, buf
, len
);
6923 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
6927 s
->zstream
.avail_in
= len
;
6928 s
->zstream
.next_in
= (uint8_t *)buf
;
6929 while (s
->zstream
.avail_in
> 0) {
6930 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
6933 if (s
->zstream
.avail_out
== 0) {
6934 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
6935 s
->zstream
.avail_out
= IOBUF_SIZE
;
6936 s
->zstream
.next_out
= s
->buf
;
6942 static void ram_compress_close(RamCompressState
*s
)
6946 /* compress last bytes */
6948 ret
= deflate(&s
->zstream
, Z_FINISH
);
6949 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
6950 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
6952 ram_put_cblock(s
, s
->buf
, len
);
6954 s
->zstream
.avail_out
= IOBUF_SIZE
;
6955 s
->zstream
.next_out
= s
->buf
;
6956 if (ret
== Z_STREAM_END
)
6963 deflateEnd(&s
->zstream
);
6966 typedef struct RamDecompressState
{
6969 uint8_t buf
[IOBUF_SIZE
];
6970 } RamDecompressState
;
6972 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
6975 memset(s
, 0, sizeof(*s
));
6977 ret
= inflateInit(&s
->zstream
);
6983 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
6987 s
->zstream
.avail_out
= len
;
6988 s
->zstream
.next_out
= buf
;
6989 while (s
->zstream
.avail_out
> 0) {
6990 if (s
->zstream
.avail_in
== 0) {
6991 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
6993 clen
= qemu_get_be16(s
->f
);
6994 if (clen
> IOBUF_SIZE
)
6996 qemu_get_buffer(s
->f
, s
->buf
, clen
);
6997 s
->zstream
.avail_in
= clen
;
6998 s
->zstream
.next_in
= s
->buf
;
7000 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
7001 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
7008 static void ram_decompress_close(RamDecompressState
*s
)
7010 inflateEnd(&s
->zstream
);
7013 static void ram_save(QEMUFile
*f
, void *opaque
)
7016 RamCompressState s1
, *s
= &s1
;
7019 qemu_put_be32(f
, phys_ram_size
);
7020 if (ram_compress_open(s
, f
) < 0)
7022 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7024 if (tight_savevm_enabled
) {
7028 /* find if the memory block is available on a virtual
7031 for(j
= 0; j
< nb_drives
; j
++) {
7032 sector_num
= bdrv_hash_find(drives_table
[j
].bdrv
,
7034 BDRV_HASH_BLOCK_SIZE
);
7035 if (sector_num
>= 0)
7039 goto normal_compress
;
7042 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
7043 ram_compress_buf(s
, buf
, 10);
7049 ram_compress_buf(s
, buf
, 1);
7050 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
7053 ram_compress_close(s
);
7056 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
7058 RamDecompressState s1
, *s
= &s1
;
7062 if (version_id
== 1)
7063 return ram_load_v1(f
, opaque
);
7064 if (version_id
!= 2)
7066 if (qemu_get_be32(f
) != phys_ram_size
)
7068 if (ram_decompress_open(s
, f
) < 0)
7070 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7071 if (ram_decompress_buf(s
, buf
, 1) < 0) {
7072 fprintf(stderr
, "Error while reading ram block header\n");
7076 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
7077 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
7086 ram_decompress_buf(s
, buf
+ 1, 9);
7088 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
7089 if (bs_index
>= nb_drives
) {
7090 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
7093 if (bdrv_read(drives_table
[bs_index
].bdrv
, sector_num
,
7095 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
7096 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
7097 bs_index
, sector_num
);
7104 printf("Error block header\n");
7108 ram_decompress_close(s
);
7112 /***********************************************************/
7113 /* bottom halves (can be seen as timers which expire ASAP) */
7122 static QEMUBH
*first_bh
= NULL
;
7124 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
7127 bh
= qemu_mallocz(sizeof(QEMUBH
));
7131 bh
->opaque
= opaque
;
7135 int qemu_bh_poll(void)
7154 void qemu_bh_schedule(QEMUBH
*bh
)
7156 CPUState
*env
= cpu_single_env
;
7160 bh
->next
= first_bh
;
7163 /* stop the currently executing CPU to execute the BH ASAP */
7165 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
7169 void qemu_bh_cancel(QEMUBH
*bh
)
7172 if (bh
->scheduled
) {
7175 pbh
= &(*pbh
)->next
;
7181 void qemu_bh_delete(QEMUBH
*bh
)
7187 /***********************************************************/
7188 /* machine registration */
7190 QEMUMachine
*first_machine
= NULL
;
7192 int qemu_register_machine(QEMUMachine
*m
)
7195 pm
= &first_machine
;
7203 static QEMUMachine
*find_machine(const char *name
)
7207 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7208 if (!strcmp(m
->name
, name
))
7214 /***********************************************************/
7215 /* main execution loop */
7217 static void gui_update(void *opaque
)
7219 DisplayState
*ds
= opaque
;
7220 ds
->dpy_refresh(ds
);
7221 qemu_mod_timer(ds
->gui_timer
,
7222 (ds
->gui_timer_interval
?
7223 ds
->gui_timer_interval
:
7224 GUI_REFRESH_INTERVAL
)
7225 + qemu_get_clock(rt_clock
));
7228 struct vm_change_state_entry
{
7229 VMChangeStateHandler
*cb
;
7231 LIST_ENTRY (vm_change_state_entry
) entries
;
7234 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
7236 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
7239 VMChangeStateEntry
*e
;
7241 e
= qemu_mallocz(sizeof (*e
));
7247 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
7251 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
7253 LIST_REMOVE (e
, entries
);
7257 static void vm_state_notify(int running
)
7259 VMChangeStateEntry
*e
;
7261 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
7262 e
->cb(e
->opaque
, running
);
7266 /* XXX: support several handlers */
7267 static VMStopHandler
*vm_stop_cb
;
7268 static void *vm_stop_opaque
;
7270 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7273 vm_stop_opaque
= opaque
;
7277 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7288 qemu_rearm_alarm_timer(alarm_timer
);
7292 void vm_stop(int reason
)
7295 cpu_disable_ticks();
7299 vm_stop_cb(vm_stop_opaque
, reason
);
7306 /* reset/shutdown handler */
7308 typedef struct QEMUResetEntry
{
7309 QEMUResetHandler
*func
;
7311 struct QEMUResetEntry
*next
;
7314 static QEMUResetEntry
*first_reset_entry
;
7315 static int reset_requested
;
7316 static int shutdown_requested
;
7317 static int powerdown_requested
;
7319 int qemu_shutdown_requested(void)
7321 int r
= shutdown_requested
;
7322 shutdown_requested
= 0;
7326 int qemu_reset_requested(void)
7328 int r
= reset_requested
;
7329 reset_requested
= 0;
7333 int qemu_powerdown_requested(void)
7335 int r
= powerdown_requested
;
7336 powerdown_requested
= 0;
7340 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
7342 QEMUResetEntry
**pre
, *re
;
7344 pre
= &first_reset_entry
;
7345 while (*pre
!= NULL
)
7346 pre
= &(*pre
)->next
;
7347 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
7349 re
->opaque
= opaque
;
7354 void qemu_system_reset(void)
7358 /* reset all devices */
7359 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
7360 re
->func(re
->opaque
);
7364 void qemu_system_reset_request(void)
7367 shutdown_requested
= 1;
7369 reset_requested
= 1;
7372 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7375 void qemu_system_shutdown_request(void)
7377 shutdown_requested
= 1;
7379 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7382 void qemu_system_powerdown_request(void)
7384 powerdown_requested
= 1;
7386 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7389 void main_loop_wait(int timeout
)
7391 IOHandlerRecord
*ioh
;
7392 fd_set rfds
, wfds
, xfds
;
7401 /* XXX: need to suppress polling by better using win32 events */
7403 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
7404 ret
|= pe
->func(pe
->opaque
);
7409 WaitObjects
*w
= &wait_objects
;
7411 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
7412 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
7413 if (w
->func
[ret
- WAIT_OBJECT_0
])
7414 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
7416 /* Check for additional signaled events */
7417 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
7419 /* Check if event is signaled */
7420 ret2
= WaitForSingleObject(w
->events
[i
], 0);
7421 if(ret2
== WAIT_OBJECT_0
) {
7423 w
->func
[i
](w
->opaque
[i
]);
7424 } else if (ret2
== WAIT_TIMEOUT
) {
7426 err
= GetLastError();
7427 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
7430 } else if (ret
== WAIT_TIMEOUT
) {
7432 err
= GetLastError();
7433 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
7437 /* poll any events */
7438 /* XXX: separate device handlers from system ones */
7443 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7447 (!ioh
->fd_read_poll
||
7448 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
7449 FD_SET(ioh
->fd
, &rfds
);
7453 if (ioh
->fd_write
) {
7454 FD_SET(ioh
->fd
, &wfds
);
7464 tv
.tv_usec
= timeout
* 1000;
7466 #if defined(CONFIG_SLIRP)
7468 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
7471 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
7473 IOHandlerRecord
**pioh
;
7475 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7476 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
7477 ioh
->fd_read(ioh
->opaque
);
7479 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
7480 ioh
->fd_write(ioh
->opaque
);
7484 /* remove deleted IO handlers */
7485 pioh
= &first_io_handler
;
7495 #if defined(CONFIG_SLIRP)
7502 slirp_select_poll(&rfds
, &wfds
, &xfds
);
7508 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
7509 qemu_get_clock(vm_clock
));
7510 /* run dma transfers, if any */
7514 /* real time timers */
7515 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
7516 qemu_get_clock(rt_clock
));
7518 if (alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) {
7519 alarm_timer
->flags
&= ~(ALARM_FLAG_EXPIRED
);
7520 qemu_rearm_alarm_timer(alarm_timer
);
7523 /* Check bottom-halves last in case any of the earlier events triggered
7529 static int main_loop(void)
7532 #ifdef CONFIG_PROFILER
7537 cur_cpu
= first_cpu
;
7538 next_cpu
= cur_cpu
->next_cpu
?: first_cpu
;
7545 #ifdef CONFIG_PROFILER
7546 ti
= profile_getclock();
7548 ret
= cpu_exec(env
);
7549 #ifdef CONFIG_PROFILER
7550 qemu_time
+= profile_getclock() - ti
;
7552 next_cpu
= env
->next_cpu
?: first_cpu
;
7553 if (event_pending
&& likely(ret
!= EXCP_DEBUG
)) {
7554 ret
= EXCP_INTERRUPT
;
7558 if (ret
== EXCP_HLT
) {
7559 /* Give the next CPU a chance to run. */
7563 if (ret
!= EXCP_HALTED
)
7565 /* all CPUs are halted ? */
7571 if (shutdown_requested
) {
7572 ret
= EXCP_INTERRUPT
;
7575 if (reset_requested
) {
7576 reset_requested
= 0;
7577 qemu_system_reset();
7578 ret
= EXCP_INTERRUPT
;
7580 if (powerdown_requested
) {
7581 powerdown_requested
= 0;
7582 qemu_system_powerdown();
7583 ret
= EXCP_INTERRUPT
;
7585 if (unlikely(ret
== EXCP_DEBUG
)) {
7586 vm_stop(EXCP_DEBUG
);
7588 /* If all cpus are halted then wait until the next IRQ */
7589 /* XXX: use timeout computed from timers */
7590 if (ret
== EXCP_HALTED
)
7597 #ifdef CONFIG_PROFILER
7598 ti
= profile_getclock();
7600 main_loop_wait(timeout
);
7601 #ifdef CONFIG_PROFILER
7602 dev_time
+= profile_getclock() - ti
;
7605 cpu_disable_ticks();
7609 static void help(int exitcode
)
7611 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n"
7612 "usage: %s [options] [disk_image]\n"
7614 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7616 "Standard options:\n"
7617 "-M machine select emulated machine (-M ? for list)\n"
7618 "-cpu cpu select CPU (-cpu ? for list)\n"
7619 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7620 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7621 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7622 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7623 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7624 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]"
7625 " [,cache=on|off]\n"
7626 " use 'file' as a drive image\n"
7627 "-mtdblock file use 'file' as on-board Flash memory image\n"
7628 "-sd file use 'file' as SecureDigital card image\n"
7629 "-pflash file use 'file' as a parallel flash image\n"
7630 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7631 "-snapshot write to temporary files instead of disk image files\n"
7633 "-no-frame open SDL window without a frame and window decorations\n"
7634 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7635 "-no-quit disable SDL window close capability\n"
7638 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7640 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7641 "-smp n set the number of CPUs to 'n' [default=1]\n"
7642 "-nographic disable graphical output and redirect serial I/Os to console\n"
7643 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7645 "-k language use keyboard layout (for example \"fr\" for French)\n"
7648 "-audio-help print list of audio drivers and their options\n"
7649 "-soundhw c1,... enable audio support\n"
7650 " and only specified sound cards (comma separated list)\n"
7651 " use -soundhw ? to get the list of supported cards\n"
7652 " use -soundhw all to enable all of them\n"
7654 "-localtime set the real time clock to local time [default=utc]\n"
7655 "-full-screen start in full screen\n"
7657 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7659 "-usb enable the USB driver (will be the default soon)\n"
7660 "-usbdevice name add the host or guest USB device 'name'\n"
7661 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7662 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7664 "-name string set the name of the guest\n"
7666 "Network options:\n"
7667 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7668 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7670 "-net user[,vlan=n][,hostname=host]\n"
7671 " connect the user mode network stack to VLAN 'n' and send\n"
7672 " hostname 'host' to DHCP clients\n"
7675 "-net tap[,vlan=n],ifname=name\n"
7676 " connect the host TAP network interface to VLAN 'n'\n"
7678 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7679 " connect the host TAP network interface to VLAN 'n' and use the\n"
7680 " network scripts 'file' (default=%s)\n"
7681 " and 'dfile' (default=%s);\n"
7682 " use '[down]script=no' to disable script execution;\n"
7683 " use 'fd=h' to connect to an already opened TAP interface\n"
7685 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7686 " connect the vlan 'n' to another VLAN using a socket connection\n"
7687 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7688 " connect the vlan 'n' to multicast maddr and port\n"
7689 "-net none use it alone to have zero network devices; if no -net option\n"
7690 " is provided, the default is '-net nic -net user'\n"
7693 "-tftp dir allow tftp access to files in dir [-net user]\n"
7694 "-bootp file advertise file in BOOTP replies\n"
7696 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7698 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7699 " redirect TCP or UDP connections from host to guest [-net user]\n"
7702 "Linux boot specific:\n"
7703 "-kernel bzImage use 'bzImage' as kernel image\n"
7704 "-append cmdline use 'cmdline' as kernel command line\n"
7705 "-initrd file use 'file' as initial ram disk\n"
7707 "Debug/Expert options:\n"
7708 "-monitor dev redirect the monitor to char device 'dev'\n"
7709 "-serial dev redirect the serial port to char device 'dev'\n"
7710 "-parallel dev redirect the parallel port to char device 'dev'\n"
7711 "-pidfile file Write PID to 'file'\n"
7712 "-S freeze CPU at startup (use 'c' to start execution)\n"
7713 "-s wait gdb connection to port\n"
7714 "-p port set gdb connection port [default=%s]\n"
7715 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7716 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7717 " translation (t=none or lba) (usually qemu can guess them)\n"
7718 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7720 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7721 "-no-kqemu disable KQEMU kernel module usage\n"
7724 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7725 " (default is CL-GD5446 PCI VGA)\n"
7726 "-no-acpi disable ACPI\n"
7728 #ifdef CONFIG_CURSES
7729 "-curses use a curses/ncurses interface instead of SDL\n"
7731 "-no-reboot exit instead of rebooting\n"
7732 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7733 "-vnc display start a VNC server on display\n"
7735 "-daemonize daemonize QEMU after initializing\n"
7737 "-option-rom rom load a file, rom, into the option ROM space\n"
7739 "-prom-env variable=value set OpenBIOS nvram variables\n"
7741 "-clock force the use of the given methods for timer alarm.\n"
7742 " To see what timers are available use -clock ?\n"
7743 "-startdate select initial date of the clock\n"
7745 "During emulation, the following keys are useful:\n"
7746 "ctrl-alt-f toggle full screen\n"
7747 "ctrl-alt-n switch to virtual console 'n'\n"
7748 "ctrl-alt toggle mouse and keyboard grab\n"
7750 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7755 DEFAULT_NETWORK_SCRIPT
,
7756 DEFAULT_NETWORK_DOWN_SCRIPT
,
7758 DEFAULT_GDBSTUB_PORT
,
7763 #define HAS_ARG 0x0001
7778 QEMU_OPTION_mtdblock
,
7782 QEMU_OPTION_snapshot
,
7784 QEMU_OPTION_no_fd_bootchk
,
7787 QEMU_OPTION_nographic
,
7788 QEMU_OPTION_portrait
,
7790 QEMU_OPTION_audio_help
,
7791 QEMU_OPTION_soundhw
,
7811 QEMU_OPTION_no_code_copy
,
7813 QEMU_OPTION_localtime
,
7814 QEMU_OPTION_cirrusvga
,
7817 QEMU_OPTION_std_vga
,
7819 QEMU_OPTION_monitor
,
7821 QEMU_OPTION_parallel
,
7823 QEMU_OPTION_full_screen
,
7824 QEMU_OPTION_no_frame
,
7825 QEMU_OPTION_alt_grab
,
7826 QEMU_OPTION_no_quit
,
7827 QEMU_OPTION_pidfile
,
7828 QEMU_OPTION_no_kqemu
,
7829 QEMU_OPTION_kernel_kqemu
,
7830 QEMU_OPTION_win2k_hack
,
7832 QEMU_OPTION_usbdevice
,
7835 QEMU_OPTION_no_acpi
,
7837 QEMU_OPTION_no_reboot
,
7838 QEMU_OPTION_show_cursor
,
7839 QEMU_OPTION_daemonize
,
7840 QEMU_OPTION_option_rom
,
7841 QEMU_OPTION_semihosting
,
7843 QEMU_OPTION_prom_env
,
7844 QEMU_OPTION_old_param
,
7846 QEMU_OPTION_startdate
,
7849 typedef struct QEMUOption
{
7855 const QEMUOption qemu_options
[] = {
7856 { "h", 0, QEMU_OPTION_h
},
7857 { "help", 0, QEMU_OPTION_h
},
7859 { "M", HAS_ARG
, QEMU_OPTION_M
},
7860 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
7861 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
7862 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
7863 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
7864 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
7865 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
7866 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
7867 { "drive", HAS_ARG
, QEMU_OPTION_drive
},
7868 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
7869 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
7870 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
7871 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
7872 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
7873 { "snapshot", 0, QEMU_OPTION_snapshot
},
7875 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
7877 { "m", HAS_ARG
, QEMU_OPTION_m
},
7878 { "nographic", 0, QEMU_OPTION_nographic
},
7879 { "portrait", 0, QEMU_OPTION_portrait
},
7880 { "k", HAS_ARG
, QEMU_OPTION_k
},
7882 { "audio-help", 0, QEMU_OPTION_audio_help
},
7883 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
7886 { "net", HAS_ARG
, QEMU_OPTION_net
},
7888 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
7889 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
7891 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
7893 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
7896 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
7897 { "append", HAS_ARG
, QEMU_OPTION_append
},
7898 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
7900 { "S", 0, QEMU_OPTION_S
},
7901 { "s", 0, QEMU_OPTION_s
},
7902 { "p", HAS_ARG
, QEMU_OPTION_p
},
7903 { "d", HAS_ARG
, QEMU_OPTION_d
},
7904 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
7905 { "L", HAS_ARG
, QEMU_OPTION_L
},
7906 { "bios", HAS_ARG
, QEMU_OPTION_bios
},
7907 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
7909 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
7910 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
7912 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7913 { "g", 1, QEMU_OPTION_g
},
7915 { "localtime", 0, QEMU_OPTION_localtime
},
7916 { "std-vga", 0, QEMU_OPTION_std_vga
},
7917 { "echr", HAS_ARG
, QEMU_OPTION_echr
},
7918 { "monitor", HAS_ARG
, QEMU_OPTION_monitor
},
7919 { "serial", HAS_ARG
, QEMU_OPTION_serial
},
7920 { "parallel", HAS_ARG
, QEMU_OPTION_parallel
},
7921 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
7922 { "full-screen", 0, QEMU_OPTION_full_screen
},
7924 { "no-frame", 0, QEMU_OPTION_no_frame
},
7925 { "alt-grab", 0, QEMU_OPTION_alt_grab
},
7926 { "no-quit", 0, QEMU_OPTION_no_quit
},
7928 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
7929 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
7930 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
7931 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
7932 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
7933 #ifdef CONFIG_CURSES
7934 { "curses", 0, QEMU_OPTION_curses
},
7937 /* temporary options */
7938 { "usb", 0, QEMU_OPTION_usb
},
7939 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
7940 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
7941 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
7942 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
7943 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
7944 { "daemonize", 0, QEMU_OPTION_daemonize
},
7945 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
7946 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7947 { "semihosting", 0, QEMU_OPTION_semihosting
},
7949 { "name", HAS_ARG
, QEMU_OPTION_name
},
7950 #if defined(TARGET_SPARC)
7951 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
7953 #if defined(TARGET_ARM)
7954 { "old-param", 0, QEMU_OPTION_old_param
},
7956 { "clock", HAS_ARG
, QEMU_OPTION_clock
},
7957 { "startdate", HAS_ARG
, QEMU_OPTION_startdate
},
7961 /* password input */
7963 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
7968 if (!bdrv_is_encrypted(bs
))
7971 term_printf("%s is encrypted.\n", name
);
7972 for(i
= 0; i
< 3; i
++) {
7973 monitor_readline("Password: ", 1, password
, sizeof(password
));
7974 if (bdrv_set_key(bs
, password
) == 0)
7976 term_printf("invalid password\n");
7981 static BlockDriverState
*get_bdrv(int index
)
7983 if (index
> nb_drives
)
7985 return drives_table
[index
].bdrv
;
7988 static void read_passwords(void)
7990 BlockDriverState
*bs
;
7993 for(i
= 0; i
< 6; i
++) {
7996 qemu_key_check(bs
, bdrv_get_device_name(bs
));
8000 /* XXX: currently we cannot use simultaneously different CPUs */
8001 static void register_machines(void)
8003 #if defined(TARGET_I386)
8004 qemu_register_machine(&pc_machine
);
8005 qemu_register_machine(&isapc_machine
);
8006 #elif defined(TARGET_PPC)
8007 qemu_register_machine(&heathrow_machine
);
8008 qemu_register_machine(&core99_machine
);
8009 qemu_register_machine(&prep_machine
);
8010 qemu_register_machine(&ref405ep_machine
);
8011 qemu_register_machine(&taihu_machine
);
8012 #elif defined(TARGET_MIPS)
8013 qemu_register_machine(&mips_machine
);
8014 qemu_register_machine(&mips_magnum_machine
);
8015 qemu_register_machine(&mips_malta_machine
);
8016 qemu_register_machine(&mips_pica61_machine
);
8017 qemu_register_machine(&mips_mipssim_machine
);
8018 #elif defined(TARGET_SPARC)
8019 #ifdef TARGET_SPARC64
8020 qemu_register_machine(&sun4u_machine
);
8022 qemu_register_machine(&ss5_machine
);
8023 qemu_register_machine(&ss10_machine
);
8024 qemu_register_machine(&ss600mp_machine
);
8025 qemu_register_machine(&ss20_machine
);
8026 qemu_register_machine(&ss2_machine
);
8027 qemu_register_machine(&voyager_machine
);
8028 qemu_register_machine(&ss_lx_machine
);
8029 qemu_register_machine(&ss4_machine
);
8030 qemu_register_machine(&scls_machine
);
8031 qemu_register_machine(&sbook_machine
);
8032 qemu_register_machine(&ss1000_machine
);
8033 qemu_register_machine(&ss2000_machine
);
8035 #elif defined(TARGET_ARM)
8036 qemu_register_machine(&integratorcp_machine
);
8037 qemu_register_machine(&versatilepb_machine
);
8038 qemu_register_machine(&versatileab_machine
);
8039 qemu_register_machine(&realview_machine
);
8040 qemu_register_machine(&akitapda_machine
);
8041 qemu_register_machine(&spitzpda_machine
);
8042 qemu_register_machine(&borzoipda_machine
);
8043 qemu_register_machine(&terrierpda_machine
);
8044 qemu_register_machine(&palmte_machine
);
8045 qemu_register_machine(&lm3s811evb_machine
);
8046 qemu_register_machine(&lm3s6965evb_machine
);
8047 qemu_register_machine(&connex_machine
);
8048 qemu_register_machine(&verdex_machine
);
8049 qemu_register_machine(&mainstone2_machine
);
8050 #elif defined(TARGET_SH4)
8051 qemu_register_machine(&shix_machine
);
8052 qemu_register_machine(&r2d_machine
);
8053 #elif defined(TARGET_ALPHA)
8055 #elif defined(TARGET_M68K)
8056 qemu_register_machine(&mcf5208evb_machine
);
8057 qemu_register_machine(&an5206_machine
);
8058 qemu_register_machine(&dummy_m68k_machine
);
8059 #elif defined(TARGET_CRIS)
8060 qemu_register_machine(&bareetraxfs_machine
);
8062 #error unsupported CPU
8067 struct soundhw soundhw
[] = {
8068 #ifdef HAS_AUDIO_CHOICE
8069 #if defined(TARGET_I386) || defined(TARGET_MIPS)
8075 { .init_isa
= pcspk_audio_init
}
8080 "Creative Sound Blaster 16",
8083 { .init_isa
= SB16_init
}
8090 "Yamaha YMF262 (OPL3)",
8092 "Yamaha YM3812 (OPL2)",
8096 { .init_isa
= Adlib_init
}
8103 "Gravis Ultrasound GF1",
8106 { .init_isa
= GUS_init
}
8113 "Intel 82801AA AC97 Audio",
8116 { .init_pci
= ac97_init
}
8122 "ENSONIQ AudioPCI ES1370",
8125 { .init_pci
= es1370_init
}
8129 { NULL
, NULL
, 0, 0, { NULL
} }
8132 static void select_soundhw (const char *optarg
)
8136 if (*optarg
== '?') {
8139 printf ("Valid sound card names (comma separated):\n");
8140 for (c
= soundhw
; c
->name
; ++c
) {
8141 printf ("%-11s %s\n", c
->name
, c
->descr
);
8143 printf ("\n-soundhw all will enable all of the above\n");
8144 exit (*optarg
!= '?');
8152 if (!strcmp (optarg
, "all")) {
8153 for (c
= soundhw
; c
->name
; ++c
) {
8161 e
= strchr (p
, ',');
8162 l
= !e
? strlen (p
) : (size_t) (e
- p
);
8164 for (c
= soundhw
; c
->name
; ++c
) {
8165 if (!strncmp (c
->name
, p
, l
)) {
8174 "Unknown sound card name (too big to show)\n");
8177 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
8182 p
+= l
+ (e
!= NULL
);
8186 goto show_valid_cards
;
8192 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
8194 exit(STATUS_CONTROL_C_EXIT
);
8199 #define MAX_NET_CLIENTS 32
8201 int main(int argc
, char **argv
)
8203 #ifdef CONFIG_GDBSTUB
8205 const char *gdbstub_port
;
8207 uint32_t boot_devices_bitmap
= 0;
8209 int snapshot
, linux_boot
, net_boot
;
8210 const char *initrd_filename
;
8211 const char *kernel_filename
, *kernel_cmdline
;
8212 const char *boot_devices
= "";
8213 DisplayState
*ds
= &display_state
;
8214 int cyls
, heads
, secs
, translation
;
8215 const char *net_clients
[MAX_NET_CLIENTS
];
8219 const char *r
, *optarg
;
8220 CharDriverState
*monitor_hd
;
8221 const char *monitor_device
;
8222 const char *serial_devices
[MAX_SERIAL_PORTS
];
8223 int serial_device_index
;
8224 const char *parallel_devices
[MAX_PARALLEL_PORTS
];
8225 int parallel_device_index
;
8226 const char *loadvm
= NULL
;
8227 QEMUMachine
*machine
;
8228 const char *cpu_model
;
8229 const char *usb_devices
[MAX_USB_CMDLINE
];
8230 int usb_devices_index
;
8232 const char *pid_file
= NULL
;
8235 LIST_INIT (&vm_change_state_head
);
8238 struct sigaction act
;
8239 sigfillset(&act
.sa_mask
);
8241 act
.sa_handler
= SIG_IGN
;
8242 sigaction(SIGPIPE
, &act
, NULL
);
8245 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
8246 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8247 QEMU to run on a single CPU */
8252 h
= GetCurrentProcess();
8253 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
8254 for(i
= 0; i
< 32; i
++) {
8255 if (mask
& (1 << i
))
8260 SetProcessAffinityMask(h
, mask
);
8266 register_machines();
8267 machine
= first_machine
;
8269 initrd_filename
= NULL
;
8270 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
8271 vga_ram_size
= VGA_RAM_SIZE
;
8272 #ifdef CONFIG_GDBSTUB
8274 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
8279 kernel_filename
= NULL
;
8280 kernel_cmdline
= "";
8281 cyls
= heads
= secs
= 0;
8282 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8283 monitor_device
= "vc";
8285 serial_devices
[0] = "vc";
8286 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
8287 serial_devices
[i
] = NULL
;
8288 serial_device_index
= 0;
8290 parallel_devices
[0] = "vc";
8291 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
8292 parallel_devices
[i
] = NULL
;
8293 parallel_device_index
= 0;
8295 usb_devices_index
= 0;
8303 /* default mac address of the first network interface */
8311 hda_index
= drive_add(argv
[optind
++], HD_ALIAS
, 0);
8313 const QEMUOption
*popt
;
8316 /* Treat --foo the same as -foo. */
8319 popt
= qemu_options
;
8322 fprintf(stderr
, "%s: invalid option -- '%s'\n",
8326 if (!strcmp(popt
->name
, r
+ 1))
8330 if (popt
->flags
& HAS_ARG
) {
8331 if (optind
>= argc
) {
8332 fprintf(stderr
, "%s: option '%s' requires an argument\n",
8336 optarg
= argv
[optind
++];
8341 switch(popt
->index
) {
8343 machine
= find_machine(optarg
);
8346 printf("Supported machines are:\n");
8347 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
8348 printf("%-10s %s%s\n",
8350 m
== first_machine
? " (default)" : "");
8352 exit(*optarg
!= '?');
8355 case QEMU_OPTION_cpu
:
8356 /* hw initialization will check this */
8357 if (*optarg
== '?') {
8358 /* XXX: implement xxx_cpu_list for targets that still miss it */
8359 #if defined(cpu_list)
8360 cpu_list(stdout
, &fprintf
);
8367 case QEMU_OPTION_initrd
:
8368 initrd_filename
= optarg
;
8370 case QEMU_OPTION_hda
:
8372 hda_index
= drive_add(optarg
, HD_ALIAS
, 0);
8374 hda_index
= drive_add(optarg
, HD_ALIAS
8375 ",cyls=%d,heads=%d,secs=%d%s",
8376 0, cyls
, heads
, secs
,
8377 translation
== BIOS_ATA_TRANSLATION_LBA
?
8379 translation
== BIOS_ATA_TRANSLATION_NONE
?
8380 ",trans=none" : "");
8382 case QEMU_OPTION_hdb
:
8383 case QEMU_OPTION_hdc
:
8384 case QEMU_OPTION_hdd
:
8385 drive_add(optarg
, HD_ALIAS
, popt
->index
- QEMU_OPTION_hda
);
8387 case QEMU_OPTION_drive
:
8388 drive_add(NULL
, "%s", optarg
);
8390 case QEMU_OPTION_mtdblock
:
8391 drive_add(optarg
, MTD_ALIAS
);
8393 case QEMU_OPTION_sd
:
8394 drive_add(optarg
, SD_ALIAS
);
8396 case QEMU_OPTION_pflash
:
8397 drive_add(optarg
, PFLASH_ALIAS
);
8399 case QEMU_OPTION_snapshot
:
8402 case QEMU_OPTION_hdachs
:
8406 cyls
= strtol(p
, (char **)&p
, 0);
8407 if (cyls
< 1 || cyls
> 16383)
8412 heads
= strtol(p
, (char **)&p
, 0);
8413 if (heads
< 1 || heads
> 16)
8418 secs
= strtol(p
, (char **)&p
, 0);
8419 if (secs
< 1 || secs
> 63)
8423 if (!strcmp(p
, "none"))
8424 translation
= BIOS_ATA_TRANSLATION_NONE
;
8425 else if (!strcmp(p
, "lba"))
8426 translation
= BIOS_ATA_TRANSLATION_LBA
;
8427 else if (!strcmp(p
, "auto"))
8428 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8431 } else if (*p
!= '\0') {
8433 fprintf(stderr
, "qemu: invalid physical CHS format\n");
8436 if (hda_index
!= -1)
8437 snprintf(drives_opt
[hda_index
].opt
,
8438 sizeof(drives_opt
[hda_index
].opt
),
8439 HD_ALIAS
",cyls=%d,heads=%d,secs=%d%s",
8440 0, cyls
, heads
, secs
,
8441 translation
== BIOS_ATA_TRANSLATION_LBA
?
8443 translation
== BIOS_ATA_TRANSLATION_NONE
?
8444 ",trans=none" : "");
8447 case QEMU_OPTION_nographic
:
8448 serial_devices
[0] = "stdio";
8449 parallel_devices
[0] = "null";
8450 monitor_device
= "stdio";
8453 #ifdef CONFIG_CURSES
8454 case QEMU_OPTION_curses
:
8458 case QEMU_OPTION_portrait
:
8461 case QEMU_OPTION_kernel
:
8462 kernel_filename
= optarg
;
8464 case QEMU_OPTION_append
:
8465 kernel_cmdline
= optarg
;
8467 case QEMU_OPTION_cdrom
:
8468 drive_add(optarg
, CDROM_ALIAS
);
8470 case QEMU_OPTION_boot
:
8471 boot_devices
= optarg
;
8472 /* We just do some generic consistency checks */
8474 /* Could easily be extended to 64 devices if needed */
8477 boot_devices_bitmap
= 0;
8478 for (p
= boot_devices
; *p
!= '\0'; p
++) {
8479 /* Allowed boot devices are:
8480 * a b : floppy disk drives
8481 * c ... f : IDE disk drives
8482 * g ... m : machine implementation dependant drives
8483 * n ... p : network devices
8484 * It's up to each machine implementation to check
8485 * if the given boot devices match the actual hardware
8486 * implementation and firmware features.
8488 if (*p
< 'a' || *p
> 'q') {
8489 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
8492 if (boot_devices_bitmap
& (1 << (*p
- 'a'))) {
8494 "Boot device '%c' was given twice\n",*p
);
8497 boot_devices_bitmap
|= 1 << (*p
- 'a');
8501 case QEMU_OPTION_fda
:
8502 case QEMU_OPTION_fdb
:
8503 drive_add(optarg
, FD_ALIAS
, popt
->index
- QEMU_OPTION_fda
);
8506 case QEMU_OPTION_no_fd_bootchk
:
8510 case QEMU_OPTION_no_code_copy
:
8511 code_copy_enabled
= 0;
8513 case QEMU_OPTION_net
:
8514 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
8515 fprintf(stderr
, "qemu: too many network clients\n");
8518 net_clients
[nb_net_clients
] = optarg
;
8522 case QEMU_OPTION_tftp
:
8523 tftp_prefix
= optarg
;
8525 case QEMU_OPTION_bootp
:
8526 bootp_filename
= optarg
;
8529 case QEMU_OPTION_smb
:
8530 net_slirp_smb(optarg
);
8533 case QEMU_OPTION_redir
:
8534 net_slirp_redir(optarg
);
8538 case QEMU_OPTION_audio_help
:
8542 case QEMU_OPTION_soundhw
:
8543 select_soundhw (optarg
);
8550 ram_size
= atoi(optarg
) * 1024 * 1024;
8553 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
8554 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
8555 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
8564 mask
= cpu_str_to_log_mask(optarg
);
8566 printf("Log items (comma separated):\n");
8567 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
8568 printf("%-10s %s\n", item
->name
, item
->help
);
8575 #ifdef CONFIG_GDBSTUB
8580 gdbstub_port
= optarg
;
8586 case QEMU_OPTION_bios
:
8593 keyboard_layout
= optarg
;
8595 case QEMU_OPTION_localtime
:
8598 case QEMU_OPTION_cirrusvga
:
8599 cirrus_vga_enabled
= 1;
8602 case QEMU_OPTION_vmsvga
:
8603 cirrus_vga_enabled
= 0;
8606 case QEMU_OPTION_std_vga
:
8607 cirrus_vga_enabled
= 0;
8615 w
= strtol(p
, (char **)&p
, 10);
8618 fprintf(stderr
, "qemu: invalid resolution or depth\n");
8624 h
= strtol(p
, (char **)&p
, 10);
8629 depth
= strtol(p
, (char **)&p
, 10);
8630 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
8631 depth
!= 24 && depth
!= 32)
8633 } else if (*p
== '\0') {
8634 depth
= graphic_depth
;
8641 graphic_depth
= depth
;
8644 case QEMU_OPTION_echr
:
8647 term_escape_char
= strtol(optarg
, &r
, 0);
8649 printf("Bad argument to echr\n");
8652 case QEMU_OPTION_monitor
:
8653 monitor_device
= optarg
;
8655 case QEMU_OPTION_serial
:
8656 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
8657 fprintf(stderr
, "qemu: too many serial ports\n");
8660 serial_devices
[serial_device_index
] = optarg
;
8661 serial_device_index
++;
8663 case QEMU_OPTION_parallel
:
8664 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
8665 fprintf(stderr
, "qemu: too many parallel ports\n");
8668 parallel_devices
[parallel_device_index
] = optarg
;
8669 parallel_device_index
++;
8671 case QEMU_OPTION_loadvm
:
8674 case QEMU_OPTION_full_screen
:
8678 case QEMU_OPTION_no_frame
:
8681 case QEMU_OPTION_alt_grab
:
8684 case QEMU_OPTION_no_quit
:
8688 case QEMU_OPTION_pidfile
:
8692 case QEMU_OPTION_win2k_hack
:
8693 win2k_install_hack
= 1;
8697 case QEMU_OPTION_no_kqemu
:
8700 case QEMU_OPTION_kernel_kqemu
:
8704 case QEMU_OPTION_usb
:
8707 case QEMU_OPTION_usbdevice
:
8709 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
8710 fprintf(stderr
, "Too many USB devices\n");
8713 usb_devices
[usb_devices_index
] = optarg
;
8714 usb_devices_index
++;
8716 case QEMU_OPTION_smp
:
8717 smp_cpus
= atoi(optarg
);
8718 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
8719 fprintf(stderr
, "Invalid number of CPUs\n");
8723 case QEMU_OPTION_vnc
:
8724 vnc_display
= optarg
;
8726 case QEMU_OPTION_no_acpi
:
8729 case QEMU_OPTION_no_reboot
:
8732 case QEMU_OPTION_show_cursor
:
8735 case QEMU_OPTION_daemonize
:
8738 case QEMU_OPTION_option_rom
:
8739 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8740 fprintf(stderr
, "Too many option ROMs\n");
8743 option_rom
[nb_option_roms
] = optarg
;
8746 case QEMU_OPTION_semihosting
:
8747 semihosting_enabled
= 1;
8749 case QEMU_OPTION_name
:
8753 case QEMU_OPTION_prom_env
:
8754 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
8755 fprintf(stderr
, "Too many prom variables\n");
8758 prom_envs
[nb_prom_envs
] = optarg
;
8763 case QEMU_OPTION_old_param
:
8767 case QEMU_OPTION_clock
:
8768 configure_alarms(optarg
);
8770 case QEMU_OPTION_startdate
:
8773 time_t rtc_start_date
;
8774 if (!strcmp(optarg
, "now")) {
8775 rtc_date_offset
= -1;
8777 if (sscanf(optarg
, "%d-%d-%dT%d:%d:%d",
8785 } else if (sscanf(optarg
, "%d-%d-%d",
8788 &tm
.tm_mday
) == 3) {
8797 rtc_start_date
= mktimegm(&tm
);
8798 if (rtc_start_date
== -1) {
8800 fprintf(stderr
, "Invalid date format. Valid format are:\n"
8801 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8804 rtc_date_offset
= time(NULL
) - rtc_start_date
;
8813 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
8814 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
8821 if (pipe(fds
) == -1)
8832 len
= read(fds
[0], &status
, 1);
8833 if (len
== -1 && (errno
== EINTR
))
8838 else if (status
== 1) {
8839 fprintf(stderr
, "Could not acquire pidfile\n");
8857 signal(SIGTSTP
, SIG_IGN
);
8858 signal(SIGTTOU
, SIG_IGN
);
8859 signal(SIGTTIN
, SIG_IGN
);
8863 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
8866 write(fds
[1], &status
, 1);
8868 fprintf(stderr
, "Could not acquire pid file\n");
8876 linux_boot
= (kernel_filename
!= NULL
);
8877 net_boot
= (boot_devices_bitmap
>> ('n' - 'a')) & 0xF;
8879 /* XXX: this should not be: some embedded targets just have flash */
8880 if (!linux_boot
&& net_boot
== 0 &&
8884 /* boot to floppy or the default cd if no hard disk defined yet */
8885 if (!boot_devices
[0]) {
8886 boot_devices
= "cad";
8888 setvbuf(stdout
, NULL
, _IOLBF
, 0);
8898 /* init network clients */
8899 if (nb_net_clients
== 0) {
8900 /* if no clients, we use a default config */
8901 net_clients
[0] = "nic";
8902 net_clients
[1] = "user";
8906 for(i
= 0;i
< nb_net_clients
; i
++) {
8907 if (net_client_init(net_clients
[i
]) < 0)
8910 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
8911 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
8913 if (vlan
->nb_guest_devs
== 0) {
8914 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
8917 if (vlan
->nb_host_devs
== 0)
8919 "Warning: vlan %d is not connected to host network\n",
8924 /* XXX: this should be moved in the PC machine instantiation code */
8925 if (net_boot
!= 0) {
8927 for (i
= 0; i
< nb_nics
&& i
< 4; i
++) {
8928 const char *model
= nd_table
[i
].model
;
8930 if (net_boot
& (1 << i
)) {
8933 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
8934 if (get_image_size(buf
) > 0) {
8935 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8936 fprintf(stderr
, "Too many option ROMs\n");
8939 option_rom
[nb_option_roms
] = strdup(buf
);
8946 fprintf(stderr
, "No valid PXE rom found for network device\n");
8952 /* init the memory */
8953 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
8955 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
8956 if (!phys_ram_base
) {
8957 fprintf(stderr
, "Could not allocate physical memory\n");
8963 /* we always create the cdrom drive, even if no disk is there */
8965 if (nb_drives_opt
< MAX_DRIVES
)
8966 drive_add(NULL
, CDROM_ALIAS
);
8968 /* we always create at least one floppy */
8970 if (nb_drives_opt
< MAX_DRIVES
)
8971 drive_add(NULL
, FD_ALIAS
, 0);
8973 /* we always create one sd slot, even if no card is in it */
8975 if (nb_drives_opt
< MAX_DRIVES
)
8976 drive_add(NULL
, SD_ALIAS
);
8978 /* open the virtual block devices */
8980 for(i
= 0; i
< nb_drives_opt
; i
++)
8981 if (drive_init(&drives_opt
[i
], snapshot
, machine
) == -1)
8984 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
8985 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
8990 memset(&display_state
, 0, sizeof(display_state
));
8993 fprintf(stderr
, "fatal: -nographic can't be used with -curses\n");
8996 /* nearly nothing to do */
8997 dumb_display_init(ds
);
8998 } else if (vnc_display
!= NULL
) {
8999 vnc_display_init(ds
);
9000 if (vnc_display_open(ds
, vnc_display
) < 0)
9003 #if defined(CONFIG_CURSES)
9005 curses_display_init(ds
, full_screen
);
9009 #if defined(CONFIG_SDL)
9010 sdl_display_init(ds
, full_screen
, no_frame
);
9011 #elif defined(CONFIG_COCOA)
9012 cocoa_display_init(ds
, full_screen
);
9014 dumb_display_init(ds
);
9018 /* Maintain compatibility with multiple stdio monitors */
9019 if (!strcmp(monitor_device
,"stdio")) {
9020 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
9021 const char *devname
= serial_devices
[i
];
9022 if (devname
&& !strcmp(devname
,"mon:stdio")) {
9023 monitor_device
= NULL
;
9025 } else if (devname
&& !strcmp(devname
,"stdio")) {
9026 monitor_device
= NULL
;
9027 serial_devices
[i
] = "mon:stdio";
9032 if (monitor_device
) {
9033 monitor_hd
= qemu_chr_open(monitor_device
);
9035 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
9038 monitor_init(monitor_hd
, !nographic
);
9041 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
9042 const char *devname
= serial_devices
[i
];
9043 if (devname
&& strcmp(devname
, "none")) {
9044 serial_hds
[i
] = qemu_chr_open(devname
);
9045 if (!serial_hds
[i
]) {
9046 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
9050 if (strstart(devname
, "vc", 0))
9051 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
9055 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
9056 const char *devname
= parallel_devices
[i
];
9057 if (devname
&& strcmp(devname
, "none")) {
9058 parallel_hds
[i
] = qemu_chr_open(devname
);
9059 if (!parallel_hds
[i
]) {
9060 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
9064 if (strstart(devname
, "vc", 0))
9065 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
9069 machine
->init(ram_size
, vga_ram_size
, boot_devices
, ds
,
9070 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
9072 /* init USB devices */
9074 for(i
= 0; i
< usb_devices_index
; i
++) {
9075 if (usb_device_add(usb_devices
[i
]) < 0) {
9076 fprintf(stderr
, "Warning: could not add USB device %s\n",
9082 if (display_state
.dpy_refresh
) {
9083 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
9084 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
9087 #ifdef CONFIG_GDBSTUB
9089 /* XXX: use standard host:port notation and modify options
9091 if (gdbserver_start(gdbstub_port
) < 0) {
9092 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
9103 /* XXX: simplify init */
9116 len
= write(fds
[1], &status
, 1);
9117 if (len
== -1 && (errno
== EINTR
))
9123 TFR(fd
= open("/dev/null", O_RDWR
));
9137 #if !defined(_WIN32)
9138 /* close network clients */
9139 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9140 VLANClientState
*vc
;
9142 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
9143 if (vc
->fd_read
== tap_receive
) {
9145 TAPState
*s
= vc
->opaque
;
9147 if (sscanf(vc
->info_str
, "tap: ifname=%63s ", ifname
) == 1 &&
9149 launch_script(s
->down_script
, ifname
, s
->fd
);