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"
30 #include "hw/audiodev.h"
36 #include "qemu-timer.h"
37 #include "qemu-char.h"
39 #include "audio/audio.h"
50 #include <sys/times.h>
55 #include <sys/ioctl.h>
56 #include <sys/socket.h>
57 #include <netinet/in.h>
60 #include <sys/select.h>
61 #include <arpa/inet.h>
67 #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
68 #include <freebsd/stdlib.h>
72 #include <linux/if_tun.h>
75 #include <linux/rtc.h>
77 /* For the benefit of older linux systems which don't supply it,
78 we use a local copy of hpet.h. */
79 /* #include <linux/hpet.h> */
82 #include <linux/ppdev.h>
83 #include <linux/parport.h>
86 #include <sys/ethernet.h>
87 #include <sys/sockio.h>
88 #include <netinet/arp.h>
89 #include <netinet/in.h>
90 #include <netinet/in_systm.h>
91 #include <netinet/ip.h>
92 #include <netinet/ip_icmp.h> // must come after ip.h
93 #include <netinet/udp.h>
94 #include <netinet/tcp.h>
101 #include <winsock2.h>
102 int inet_aton(const char *cp
, struct in_addr
*ia
);
105 #if defined(CONFIG_SLIRP)
106 #include "libslirp.h"
111 #include <sys/timeb.h>
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
;
175 const char* keyboard_layout
= NULL
;
176 int64_t ticks_per_sec
;
178 int pit_min_timer_count
= 0;
180 NICInfo nd_table
[MAX_NICS
];
183 int rtc_start_date
= -1; /* -1 means now */
184 int cirrus_vga_enabled
= 1;
185 int vmsvga_enabled
= 0;
187 int graphic_width
= 1024;
188 int graphic_height
= 768;
189 int graphic_depth
= 8;
191 int graphic_width
= 800;
192 int graphic_height
= 600;
193 int graphic_depth
= 15;
198 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
199 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
201 int win2k_install_hack
= 0;
204 static VLANState
*first_vlan
;
206 const char *vnc_display
;
207 #if defined(TARGET_SPARC)
209 #elif defined(TARGET_I386)
214 int acpi_enabled
= 1;
218 int graphic_rotate
= 0;
220 const char *option_rom
[MAX_OPTION_ROMS
];
222 int semihosting_enabled
= 0;
227 const char *qemu_name
;
230 unsigned int nb_prom_envs
= 0;
231 const char *prom_envs
[MAX_PROM_ENVS
];
237 } drives_opt
[MAX_DRIVES
];
239 static CPUState
*cur_cpu
;
240 static CPUState
*next_cpu
;
241 static int event_pending
= 1;
243 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
245 /***********************************************************/
246 /* x86 ISA bus support */
248 target_phys_addr_t isa_mem_base
= 0;
251 static uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
253 #ifdef DEBUG_UNUSED_IOPORT
254 fprintf(stderr
, "unused inb: port=0x%04x\n", address
);
259 static void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
261 #ifdef DEBUG_UNUSED_IOPORT
262 fprintf(stderr
, "unused outb: port=0x%04x data=0x%02x\n", address
, data
);
266 /* default is to make two byte accesses */
267 static uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
270 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
271 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
272 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
276 static void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
278 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
279 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
280 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
283 static uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
285 #ifdef DEBUG_UNUSED_IOPORT
286 fprintf(stderr
, "unused inl: port=0x%04x\n", address
);
291 static void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
293 #ifdef DEBUG_UNUSED_IOPORT
294 fprintf(stderr
, "unused outl: port=0x%04x data=0x%02x\n", address
, data
);
298 static void init_ioports(void)
302 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
303 ioport_read_table
[0][i
] = default_ioport_readb
;
304 ioport_write_table
[0][i
] = default_ioport_writeb
;
305 ioport_read_table
[1][i
] = default_ioport_readw
;
306 ioport_write_table
[1][i
] = default_ioport_writew
;
307 ioport_read_table
[2][i
] = default_ioport_readl
;
308 ioport_write_table
[2][i
] = default_ioport_writel
;
312 /* size is the word size in byte */
313 int register_ioport_read(int start
, int length
, int size
,
314 IOPortReadFunc
*func
, void *opaque
)
320 } else if (size
== 2) {
322 } else if (size
== 4) {
325 hw_error("register_ioport_read: invalid size");
328 for(i
= start
; i
< start
+ length
; i
+= size
) {
329 ioport_read_table
[bsize
][i
] = func
;
330 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
331 hw_error("register_ioport_read: invalid opaque");
332 ioport_opaque
[i
] = opaque
;
337 /* size is the word size in byte */
338 int register_ioport_write(int start
, int length
, int size
,
339 IOPortWriteFunc
*func
, void *opaque
)
345 } else if (size
== 2) {
347 } else if (size
== 4) {
350 hw_error("register_ioport_write: invalid size");
353 for(i
= start
; i
< start
+ length
; i
+= size
) {
354 ioport_write_table
[bsize
][i
] = func
;
355 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
356 hw_error("register_ioport_write: invalid opaque");
357 ioport_opaque
[i
] = opaque
;
362 void isa_unassign_ioport(int start
, int length
)
366 for(i
= start
; i
< start
+ length
; i
++) {
367 ioport_read_table
[0][i
] = default_ioport_readb
;
368 ioport_read_table
[1][i
] = default_ioport_readw
;
369 ioport_read_table
[2][i
] = default_ioport_readl
;
371 ioport_write_table
[0][i
] = default_ioport_writeb
;
372 ioport_write_table
[1][i
] = default_ioport_writew
;
373 ioport_write_table
[2][i
] = default_ioport_writel
;
377 /***********************************************************/
379 void cpu_outb(CPUState
*env
, int addr
, int val
)
382 if (loglevel
& CPU_LOG_IOPORT
)
383 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
385 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
388 env
->last_io_time
= cpu_get_time_fast();
392 void cpu_outw(CPUState
*env
, int addr
, int val
)
395 if (loglevel
& CPU_LOG_IOPORT
)
396 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
398 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
401 env
->last_io_time
= cpu_get_time_fast();
405 void cpu_outl(CPUState
*env
, int addr
, int val
)
408 if (loglevel
& CPU_LOG_IOPORT
)
409 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
411 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
414 env
->last_io_time
= cpu_get_time_fast();
418 int cpu_inb(CPUState
*env
, int addr
)
421 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
423 if (loglevel
& CPU_LOG_IOPORT
)
424 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
428 env
->last_io_time
= cpu_get_time_fast();
433 int cpu_inw(CPUState
*env
, int addr
)
436 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
438 if (loglevel
& CPU_LOG_IOPORT
)
439 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
443 env
->last_io_time
= cpu_get_time_fast();
448 int cpu_inl(CPUState
*env
, int addr
)
451 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
453 if (loglevel
& CPU_LOG_IOPORT
)
454 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
458 env
->last_io_time
= cpu_get_time_fast();
463 /***********************************************************/
464 void hw_error(const char *fmt
, ...)
470 fprintf(stderr
, "qemu: hardware error: ");
471 vfprintf(stderr
, fmt
, ap
);
472 fprintf(stderr
, "\n");
473 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
474 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
476 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
478 cpu_dump_state(env
, stderr
, fprintf
, 0);
485 /***********************************************************/
488 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
489 static void *qemu_put_kbd_event_opaque
;
490 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
491 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
493 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
495 qemu_put_kbd_event_opaque
= opaque
;
496 qemu_put_kbd_event
= func
;
499 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
500 void *opaque
, int absolute
,
503 QEMUPutMouseEntry
*s
, *cursor
;
505 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
509 s
->qemu_put_mouse_event
= func
;
510 s
->qemu_put_mouse_event_opaque
= opaque
;
511 s
->qemu_put_mouse_event_absolute
= absolute
;
512 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
515 if (!qemu_put_mouse_event_head
) {
516 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
520 cursor
= qemu_put_mouse_event_head
;
521 while (cursor
->next
!= NULL
)
522 cursor
= cursor
->next
;
525 qemu_put_mouse_event_current
= s
;
530 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
532 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
534 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
537 cursor
= qemu_put_mouse_event_head
;
538 while (cursor
!= NULL
&& cursor
!= entry
) {
540 cursor
= cursor
->next
;
543 if (cursor
== NULL
) // does not exist or list empty
545 else if (prev
== NULL
) { // entry is head
546 qemu_put_mouse_event_head
= cursor
->next
;
547 if (qemu_put_mouse_event_current
== entry
)
548 qemu_put_mouse_event_current
= cursor
->next
;
549 qemu_free(entry
->qemu_put_mouse_event_name
);
554 prev
->next
= entry
->next
;
556 if (qemu_put_mouse_event_current
== entry
)
557 qemu_put_mouse_event_current
= prev
;
559 qemu_free(entry
->qemu_put_mouse_event_name
);
563 void kbd_put_keycode(int keycode
)
565 if (qemu_put_kbd_event
) {
566 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
570 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
572 QEMUPutMouseEvent
*mouse_event
;
573 void *mouse_event_opaque
;
576 if (!qemu_put_mouse_event_current
) {
581 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
583 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
586 if (graphic_rotate
) {
587 if (qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
)
590 width
= graphic_width
;
591 mouse_event(mouse_event_opaque
,
592 width
- dy
, dx
, dz
, buttons_state
);
594 mouse_event(mouse_event_opaque
,
595 dx
, dy
, dz
, buttons_state
);
599 int kbd_mouse_is_absolute(void)
601 if (!qemu_put_mouse_event_current
)
604 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
607 void do_info_mice(void)
609 QEMUPutMouseEntry
*cursor
;
612 if (!qemu_put_mouse_event_head
) {
613 term_printf("No mouse devices connected\n");
617 term_printf("Mouse devices available:\n");
618 cursor
= qemu_put_mouse_event_head
;
619 while (cursor
!= NULL
) {
620 term_printf("%c Mouse #%d: %s\n",
621 (cursor
== qemu_put_mouse_event_current
? '*' : ' '),
622 index
, cursor
->qemu_put_mouse_event_name
);
624 cursor
= cursor
->next
;
628 void do_mouse_set(int index
)
630 QEMUPutMouseEntry
*cursor
;
633 if (!qemu_put_mouse_event_head
) {
634 term_printf("No mouse devices connected\n");
638 cursor
= qemu_put_mouse_event_head
;
639 while (cursor
!= NULL
&& index
!= i
) {
641 cursor
= cursor
->next
;
645 qemu_put_mouse_event_current
= cursor
;
647 term_printf("Mouse at given index not found\n");
650 /* compute with 96 bit intermediate result: (a*b)/c */
651 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
656 #ifdef WORDS_BIGENDIAN
666 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
667 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
670 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
674 /***********************************************************/
675 /* real time host monotonic timer */
677 #define QEMU_TIMER_BASE 1000000000LL
681 static int64_t clock_freq
;
683 static void init_get_clock(void)
687 ret
= QueryPerformanceFrequency(&freq
);
689 fprintf(stderr
, "Could not calibrate ticks\n");
692 clock_freq
= freq
.QuadPart
;
695 static int64_t get_clock(void)
698 QueryPerformanceCounter(&ti
);
699 return muldiv64(ti
.QuadPart
, QEMU_TIMER_BASE
, clock_freq
);
704 static int use_rt_clock
;
706 static void init_get_clock(void)
709 #if defined(__linux__)
712 if (clock_gettime(CLOCK_MONOTONIC
, &ts
) == 0) {
719 static int64_t get_clock(void)
721 #if defined(__linux__)
724 clock_gettime(CLOCK_MONOTONIC
, &ts
);
725 return ts
.tv_sec
* 1000000000LL + ts
.tv_nsec
;
729 /* XXX: using gettimeofday leads to problems if the date
730 changes, so it should be avoided. */
732 gettimeofday(&tv
, NULL
);
733 return tv
.tv_sec
* 1000000000LL + (tv
.tv_usec
* 1000);
739 /***********************************************************/
740 /* guest cycle counter */
742 static int64_t cpu_ticks_prev
;
743 static int64_t cpu_ticks_offset
;
744 static int64_t cpu_clock_offset
;
745 static int cpu_ticks_enabled
;
747 /* return the host CPU cycle counter and handle stop/restart */
748 int64_t cpu_get_ticks(void)
750 if (!cpu_ticks_enabled
) {
751 return cpu_ticks_offset
;
754 ticks
= cpu_get_real_ticks();
755 if (cpu_ticks_prev
> ticks
) {
756 /* Note: non increasing ticks may happen if the host uses
758 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
760 cpu_ticks_prev
= ticks
;
761 return ticks
+ cpu_ticks_offset
;
765 /* return the host CPU monotonic timer and handle stop/restart */
766 static int64_t cpu_get_clock(void)
769 if (!cpu_ticks_enabled
) {
770 return cpu_clock_offset
;
773 return ti
+ cpu_clock_offset
;
777 /* enable cpu_get_ticks() */
778 void cpu_enable_ticks(void)
780 if (!cpu_ticks_enabled
) {
781 cpu_ticks_offset
-= cpu_get_real_ticks();
782 cpu_clock_offset
-= get_clock();
783 cpu_ticks_enabled
= 1;
787 /* disable cpu_get_ticks() : the clock is stopped. You must not call
788 cpu_get_ticks() after that. */
789 void cpu_disable_ticks(void)
791 if (cpu_ticks_enabled
) {
792 cpu_ticks_offset
= cpu_get_ticks();
793 cpu_clock_offset
= cpu_get_clock();
794 cpu_ticks_enabled
= 0;
798 /***********************************************************/
801 #define QEMU_TIMER_REALTIME 0
802 #define QEMU_TIMER_VIRTUAL 1
806 /* XXX: add frequency */
814 struct QEMUTimer
*next
;
817 struct qemu_alarm_timer
{
821 int (*start
)(struct qemu_alarm_timer
*t
);
822 void (*stop
)(struct qemu_alarm_timer
*t
);
823 void (*rearm
)(struct qemu_alarm_timer
*t
);
827 #define ALARM_FLAG_DYNTICKS 0x1
828 #define ALARM_FLAG_EXPIRED 0x2
830 static inline int alarm_has_dynticks(struct qemu_alarm_timer
*t
)
832 return t
->flags
& ALARM_FLAG_DYNTICKS
;
835 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer
*t
)
837 if (!alarm_has_dynticks(t
))
843 /* TODO: MIN_TIMER_REARM_US should be optimized */
844 #define MIN_TIMER_REARM_US 250
846 static struct qemu_alarm_timer
*alarm_timer
;
850 struct qemu_alarm_win32
{
854 } alarm_win32_data
= {0, NULL
, -1};
856 static int win32_start_timer(struct qemu_alarm_timer
*t
);
857 static void win32_stop_timer(struct qemu_alarm_timer
*t
);
858 static void win32_rearm_timer(struct qemu_alarm_timer
*t
);
862 static int unix_start_timer(struct qemu_alarm_timer
*t
);
863 static void unix_stop_timer(struct qemu_alarm_timer
*t
);
867 static int dynticks_start_timer(struct qemu_alarm_timer
*t
);
868 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
);
869 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
);
871 static int hpet_start_timer(struct qemu_alarm_timer
*t
);
872 static void hpet_stop_timer(struct qemu_alarm_timer
*t
);
874 static int rtc_start_timer(struct qemu_alarm_timer
*t
);
875 static void rtc_stop_timer(struct qemu_alarm_timer
*t
);
877 #endif /* __linux__ */
881 static struct qemu_alarm_timer alarm_timers
[] = {
884 {"dynticks", ALARM_FLAG_DYNTICKS
, dynticks_start_timer
,
885 dynticks_stop_timer
, dynticks_rearm_timer
, NULL
},
886 /* HPET - if available - is preferred */
887 {"hpet", 0, hpet_start_timer
, hpet_stop_timer
, NULL
, NULL
},
888 /* ...otherwise try RTC */
889 {"rtc", 0, rtc_start_timer
, rtc_stop_timer
, NULL
, NULL
},
891 {"unix", 0, unix_start_timer
, unix_stop_timer
, NULL
, NULL
},
893 {"dynticks", ALARM_FLAG_DYNTICKS
, win32_start_timer
,
894 win32_stop_timer
, win32_rearm_timer
, &alarm_win32_data
},
895 {"win32", 0, win32_start_timer
,
896 win32_stop_timer
, NULL
, &alarm_win32_data
},
901 static void show_available_alarms()
905 printf("Available alarm timers, in order of precedence:\n");
906 for (i
= 0; alarm_timers
[i
].name
; i
++)
907 printf("%s\n", alarm_timers
[i
].name
);
910 static void configure_alarms(char const *opt
)
914 int count
= (sizeof(alarm_timers
) / sizeof(*alarm_timers
)) - 1;
918 if (!strcmp(opt
, "help")) {
919 show_available_alarms();
925 /* Reorder the array */
926 name
= strtok(arg
, ",");
928 struct qemu_alarm_timer tmp
;
930 for (i
= 0; i
< count
&& alarm_timers
[i
].name
; i
++) {
931 if (!strcmp(alarm_timers
[i
].name
, name
))
936 fprintf(stderr
, "Unknown clock %s\n", name
);
945 tmp
= alarm_timers
[i
];
946 alarm_timers
[i
] = alarm_timers
[cur
];
947 alarm_timers
[cur
] = tmp
;
951 name
= strtok(NULL
, ",");
957 /* Disable remaining timers */
958 for (i
= cur
; i
< count
; i
++)
959 alarm_timers
[i
].name
= NULL
;
963 show_available_alarms();
969 static QEMUTimer
*active_timers
[2];
971 static QEMUClock
*qemu_new_clock(int type
)
974 clock
= qemu_mallocz(sizeof(QEMUClock
));
981 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
985 ts
= qemu_mallocz(sizeof(QEMUTimer
));
992 void qemu_free_timer(QEMUTimer
*ts
)
997 /* stop a timer, but do not dealloc it */
998 void qemu_del_timer(QEMUTimer
*ts
)
1002 /* NOTE: this code must be signal safe because
1003 qemu_timer_expired() can be called from a signal. */
1004 pt
= &active_timers
[ts
->clock
->type
];
1017 /* modify the current timer so that it will be fired when current_time
1018 >= expire_time. The corresponding callback will be called. */
1019 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
1025 /* add the timer in the sorted list */
1026 /* NOTE: this code must be signal safe because
1027 qemu_timer_expired() can be called from a signal. */
1028 pt
= &active_timers
[ts
->clock
->type
];
1033 if (t
->expire_time
> expire_time
)
1037 ts
->expire_time
= expire_time
;
1041 /* Rearm if necessary */
1042 if ((alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) == 0 &&
1043 pt
== &active_timers
[ts
->clock
->type
])
1044 qemu_rearm_alarm_timer(alarm_timer
);
1047 int qemu_timer_pending(QEMUTimer
*ts
)
1050 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
1057 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
1061 return (timer_head
->expire_time
<= current_time
);
1064 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
1070 if (!ts
|| ts
->expire_time
> current_time
)
1072 /* remove timer from the list before calling the callback */
1073 *ptimer_head
= ts
->next
;
1076 /* run the callback (the timer list can be modified) */
1081 int64_t qemu_get_clock(QEMUClock
*clock
)
1083 switch(clock
->type
) {
1084 case QEMU_TIMER_REALTIME
:
1085 return get_clock() / 1000000;
1087 case QEMU_TIMER_VIRTUAL
:
1088 return cpu_get_clock();
1092 static void init_timers(void)
1095 ticks_per_sec
= QEMU_TIMER_BASE
;
1096 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
1097 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
1101 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1103 uint64_t expire_time
;
1105 if (qemu_timer_pending(ts
)) {
1106 expire_time
= ts
->expire_time
;
1110 qemu_put_be64(f
, expire_time
);
1113 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1115 uint64_t expire_time
;
1117 expire_time
= qemu_get_be64(f
);
1118 if (expire_time
!= -1) {
1119 qemu_mod_timer(ts
, expire_time
);
1125 static void timer_save(QEMUFile
*f
, void *opaque
)
1127 if (cpu_ticks_enabled
) {
1128 hw_error("cannot save state if virtual timers are running");
1130 qemu_put_be64(f
, cpu_ticks_offset
);
1131 qemu_put_be64(f
, ticks_per_sec
);
1132 qemu_put_be64(f
, cpu_clock_offset
);
1135 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
1137 if (version_id
!= 1 && version_id
!= 2)
1139 if (cpu_ticks_enabled
) {
1142 cpu_ticks_offset
=qemu_get_be64(f
);
1143 ticks_per_sec
=qemu_get_be64(f
);
1144 if (version_id
== 2) {
1145 cpu_clock_offset
=qemu_get_be64(f
);
1151 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
1152 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
1154 static void host_alarm_handler(int host_signum
)
1158 #define DISP_FREQ 1000
1160 static int64_t delta_min
= INT64_MAX
;
1161 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
1163 ti
= qemu_get_clock(vm_clock
);
1164 if (last_clock
!= 0) {
1165 delta
= ti
- last_clock
;
1166 if (delta
< delta_min
)
1168 if (delta
> delta_max
)
1171 if (++count
== DISP_FREQ
) {
1172 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
1173 muldiv64(delta_min
, 1000000, ticks_per_sec
),
1174 muldiv64(delta_max
, 1000000, ticks_per_sec
),
1175 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
1176 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
1178 delta_min
= INT64_MAX
;
1186 if (alarm_has_dynticks(alarm_timer
) ||
1187 qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
1188 qemu_get_clock(vm_clock
)) ||
1189 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
1190 qemu_get_clock(rt_clock
))) {
1192 struct qemu_alarm_win32
*data
= ((struct qemu_alarm_timer
*)dwUser
)->priv
;
1193 SetEvent(data
->host_alarm
);
1195 CPUState
*env
= next_cpu
;
1197 alarm_timer
->flags
|= ALARM_FLAG_EXPIRED
;
1200 /* stop the currently executing cpu because a timer occured */
1201 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
1203 if (env
->kqemu_enabled
) {
1204 kqemu_cpu_interrupt(env
);
1212 static uint64_t qemu_next_deadline(void)
1214 int64_t nearest_delta_us
= INT64_MAX
;
1217 if (active_timers
[QEMU_TIMER_REALTIME
])
1218 nearest_delta_us
= (active_timers
[QEMU_TIMER_REALTIME
]->expire_time
-
1219 qemu_get_clock(rt_clock
))*1000;
1221 if (active_timers
[QEMU_TIMER_VIRTUAL
]) {
1223 vmdelta_us
= (active_timers
[QEMU_TIMER_VIRTUAL
]->expire_time
-
1224 qemu_get_clock(vm_clock
)+999)/1000;
1225 if (vmdelta_us
< nearest_delta_us
)
1226 nearest_delta_us
= vmdelta_us
;
1229 /* Avoid arming the timer to negative, zero, or too low values */
1230 if (nearest_delta_us
<= MIN_TIMER_REARM_US
)
1231 nearest_delta_us
= MIN_TIMER_REARM_US
;
1233 return nearest_delta_us
;
1238 #if defined(__linux__)
1240 #define RTC_FREQ 1024
1242 static void enable_sigio_timer(int fd
)
1244 struct sigaction act
;
1247 sigfillset(&act
.sa_mask
);
1249 act
.sa_handler
= host_alarm_handler
;
1251 sigaction(SIGIO
, &act
, NULL
);
1252 fcntl(fd
, F_SETFL
, O_ASYNC
);
1253 fcntl(fd
, F_SETOWN
, getpid());
1256 static int hpet_start_timer(struct qemu_alarm_timer
*t
)
1258 struct hpet_info info
;
1261 fd
= open("/dev/hpet", O_RDONLY
);
1266 r
= ioctl(fd
, HPET_IRQFREQ
, RTC_FREQ
);
1268 fprintf(stderr
, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1269 "error, but for better emulation accuracy type:\n"
1270 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1274 /* Check capabilities */
1275 r
= ioctl(fd
, HPET_INFO
, &info
);
1279 /* Enable periodic mode */
1280 r
= ioctl(fd
, HPET_EPI
, 0);
1281 if (info
.hi_flags
&& (r
< 0))
1284 /* Enable interrupt */
1285 r
= ioctl(fd
, HPET_IE_ON
, 0);
1289 enable_sigio_timer(fd
);
1290 t
->priv
= (void *)(long)fd
;
1298 static void hpet_stop_timer(struct qemu_alarm_timer
*t
)
1300 int fd
= (long)t
->priv
;
1305 static int rtc_start_timer(struct qemu_alarm_timer
*t
)
1309 TFR(rtc_fd
= open("/dev/rtc", O_RDONLY
));
1312 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
1313 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1314 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1315 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1318 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1324 enable_sigio_timer(rtc_fd
);
1326 t
->priv
= (void *)(long)rtc_fd
;
1331 static void rtc_stop_timer(struct qemu_alarm_timer
*t
)
1333 int rtc_fd
= (long)t
->priv
;
1338 static int dynticks_start_timer(struct qemu_alarm_timer
*t
)
1342 struct sigaction act
;
1344 sigfillset(&act
.sa_mask
);
1346 act
.sa_handler
= host_alarm_handler
;
1348 sigaction(SIGALRM
, &act
, NULL
);
1350 ev
.sigev_value
.sival_int
= 0;
1351 ev
.sigev_notify
= SIGEV_SIGNAL
;
1352 ev
.sigev_signo
= SIGALRM
;
1354 if (timer_create(CLOCK_REALTIME
, &ev
, &host_timer
)) {
1355 perror("timer_create");
1357 /* disable dynticks */
1358 fprintf(stderr
, "Dynamic Ticks disabled\n");
1363 t
->priv
= (void *)host_timer
;
1368 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
)
1370 timer_t host_timer
= (timer_t
)t
->priv
;
1372 timer_delete(host_timer
);
1375 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
)
1377 timer_t host_timer
= (timer_t
)t
->priv
;
1378 struct itimerspec timeout
;
1379 int64_t nearest_delta_us
= INT64_MAX
;
1382 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1383 !active_timers
[QEMU_TIMER_VIRTUAL
])
1386 nearest_delta_us
= qemu_next_deadline();
1388 /* check whether a timer is already running */
1389 if (timer_gettime(host_timer
, &timeout
)) {
1391 fprintf(stderr
, "Internal timer error: aborting\n");
1394 current_us
= timeout
.it_value
.tv_sec
* 1000000 + timeout
.it_value
.tv_nsec
/1000;
1395 if (current_us
&& current_us
<= nearest_delta_us
)
1398 timeout
.it_interval
.tv_sec
= 0;
1399 timeout
.it_interval
.tv_nsec
= 0; /* 0 for one-shot timer */
1400 timeout
.it_value
.tv_sec
= nearest_delta_us
/ 1000000;
1401 timeout
.it_value
.tv_nsec
= (nearest_delta_us
% 1000000) * 1000;
1402 if (timer_settime(host_timer
, 0 /* RELATIVE */, &timeout
, NULL
)) {
1404 fprintf(stderr
, "Internal timer error: aborting\n");
1409 #endif /* defined(__linux__) */
1411 static int unix_start_timer(struct qemu_alarm_timer
*t
)
1413 struct sigaction act
;
1414 struct itimerval itv
;
1418 sigfillset(&act
.sa_mask
);
1420 act
.sa_handler
= host_alarm_handler
;
1422 sigaction(SIGALRM
, &act
, NULL
);
1424 itv
.it_interval
.tv_sec
= 0;
1425 /* for i386 kernel 2.6 to get 1 ms */
1426 itv
.it_interval
.tv_usec
= 999;
1427 itv
.it_value
.tv_sec
= 0;
1428 itv
.it_value
.tv_usec
= 10 * 1000;
1430 err
= setitimer(ITIMER_REAL
, &itv
, NULL
);
1437 static void unix_stop_timer(struct qemu_alarm_timer
*t
)
1439 struct itimerval itv
;
1441 memset(&itv
, 0, sizeof(itv
));
1442 setitimer(ITIMER_REAL
, &itv
, NULL
);
1445 #endif /* !defined(_WIN32) */
1449 static int win32_start_timer(struct qemu_alarm_timer
*t
)
1452 struct qemu_alarm_win32
*data
= t
->priv
;
1455 data
->host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1456 if (!data
->host_alarm
) {
1457 perror("Failed CreateEvent");
1461 memset(&tc
, 0, sizeof(tc
));
1462 timeGetDevCaps(&tc
, sizeof(tc
));
1464 if (data
->period
< tc
.wPeriodMin
)
1465 data
->period
= tc
.wPeriodMin
;
1467 timeBeginPeriod(data
->period
);
1469 flags
= TIME_CALLBACK_FUNCTION
;
1470 if (alarm_has_dynticks(t
))
1471 flags
|= TIME_ONESHOT
;
1473 flags
|= TIME_PERIODIC
;
1475 data
->timerId
= timeSetEvent(1, // interval (ms)
1476 data
->period
, // resolution
1477 host_alarm_handler
, // function
1478 (DWORD
)t
, // parameter
1481 if (!data
->timerId
) {
1482 perror("Failed to initialize win32 alarm timer");
1484 timeEndPeriod(data
->period
);
1485 CloseHandle(data
->host_alarm
);
1489 qemu_add_wait_object(data
->host_alarm
, NULL
, NULL
);
1494 static void win32_stop_timer(struct qemu_alarm_timer
*t
)
1496 struct qemu_alarm_win32
*data
= t
->priv
;
1498 timeKillEvent(data
->timerId
);
1499 timeEndPeriod(data
->period
);
1501 CloseHandle(data
->host_alarm
);
1504 static void win32_rearm_timer(struct qemu_alarm_timer
*t
)
1506 struct qemu_alarm_win32
*data
= t
->priv
;
1507 uint64_t nearest_delta_us
;
1509 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1510 !active_timers
[QEMU_TIMER_VIRTUAL
])
1513 nearest_delta_us
= qemu_next_deadline();
1514 nearest_delta_us
/= 1000;
1516 timeKillEvent(data
->timerId
);
1518 data
->timerId
= timeSetEvent(1,
1522 TIME_ONESHOT
| TIME_PERIODIC
);
1524 if (!data
->timerId
) {
1525 perror("Failed to re-arm win32 alarm timer");
1527 timeEndPeriod(data
->period
);
1528 CloseHandle(data
->host_alarm
);
1535 static void init_timer_alarm(void)
1537 struct qemu_alarm_timer
*t
;
1540 for (i
= 0; alarm_timers
[i
].name
; i
++) {
1541 t
= &alarm_timers
[i
];
1549 fprintf(stderr
, "Unable to find any suitable alarm timer.\n");
1550 fprintf(stderr
, "Terminating\n");
1557 static void quit_timers(void)
1559 alarm_timer
->stop(alarm_timer
);
1563 /***********************************************************/
1564 /* character device */
1566 static void qemu_chr_event(CharDriverState
*s
, int event
)
1570 s
->chr_event(s
->handler_opaque
, event
);
1573 static void qemu_chr_reset_bh(void *opaque
)
1575 CharDriverState
*s
= opaque
;
1576 qemu_chr_event(s
, CHR_EVENT_RESET
);
1577 qemu_bh_delete(s
->bh
);
1581 void qemu_chr_reset(CharDriverState
*s
)
1583 if (s
->bh
== NULL
) {
1584 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1585 qemu_bh_schedule(s
->bh
);
1589 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1591 return s
->chr_write(s
, buf
, len
);
1594 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1598 return s
->chr_ioctl(s
, cmd
, arg
);
1601 int qemu_chr_can_read(CharDriverState
*s
)
1603 if (!s
->chr_can_read
)
1605 return s
->chr_can_read(s
->handler_opaque
);
1608 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1610 s
->chr_read(s
->handler_opaque
, buf
, len
);
1613 void qemu_chr_accept_input(CharDriverState
*s
)
1615 if (s
->chr_accept_input
)
1616 s
->chr_accept_input(s
);
1619 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1624 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1625 qemu_chr_write(s
, (uint8_t *)buf
, strlen(buf
));
1629 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1631 if (s
->chr_send_event
)
1632 s
->chr_send_event(s
, event
);
1635 void qemu_chr_add_handlers(CharDriverState
*s
,
1636 IOCanRWHandler
*fd_can_read
,
1637 IOReadHandler
*fd_read
,
1638 IOEventHandler
*fd_event
,
1641 s
->chr_can_read
= fd_can_read
;
1642 s
->chr_read
= fd_read
;
1643 s
->chr_event
= fd_event
;
1644 s
->handler_opaque
= opaque
;
1645 if (s
->chr_update_read_handler
)
1646 s
->chr_update_read_handler(s
);
1649 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1654 static CharDriverState
*qemu_chr_open_null(void)
1656 CharDriverState
*chr
;
1658 chr
= qemu_mallocz(sizeof(CharDriverState
));
1661 chr
->chr_write
= null_chr_write
;
1665 /* MUX driver for serial I/O splitting */
1666 static int term_timestamps
;
1667 static int64_t term_timestamps_start
;
1669 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1670 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1672 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1673 IOReadHandler
*chr_read
[MAX_MUX
];
1674 IOEventHandler
*chr_event
[MAX_MUX
];
1675 void *ext_opaque
[MAX_MUX
];
1676 CharDriverState
*drv
;
1677 unsigned char buffer
[MUX_BUFFER_SIZE
];
1681 int term_got_escape
;
1686 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1688 MuxDriver
*d
= chr
->opaque
;
1690 if (!term_timestamps
) {
1691 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1696 for(i
= 0; i
< len
; i
++) {
1697 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1698 if (buf
[i
] == '\n') {
1704 if (term_timestamps_start
== -1)
1705 term_timestamps_start
= ti
;
1706 ti
-= term_timestamps_start
;
1707 secs
= ti
/ 1000000000;
1708 snprintf(buf1
, sizeof(buf1
),
1709 "[%02d:%02d:%02d.%03d] ",
1713 (int)((ti
/ 1000000) % 1000));
1714 d
->drv
->chr_write(d
->drv
, (uint8_t *)buf1
, strlen(buf1
));
1721 static char *mux_help
[] = {
1722 "% h print this help\n\r",
1723 "% x exit emulator\n\r",
1724 "% s save disk data back to file (if -snapshot)\n\r",
1725 "% t toggle console timestamps\n\r"
1726 "% b send break (magic sysrq)\n\r",
1727 "% c switch between console and monitor\n\r",
1732 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1733 static void mux_print_help(CharDriverState
*chr
)
1736 char ebuf
[15] = "Escape-Char";
1737 char cbuf
[50] = "\n\r";
1739 if (term_escape_char
> 0 && term_escape_char
< 26) {
1740 sprintf(cbuf
,"\n\r");
1741 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1743 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1746 chr
->chr_write(chr
, (uint8_t *)cbuf
, strlen(cbuf
));
1747 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1748 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1749 if (mux_help
[i
][j
] == '%')
1750 chr
->chr_write(chr
, (uint8_t *)ebuf
, strlen(ebuf
));
1752 chr
->chr_write(chr
, (uint8_t *)&mux_help
[i
][j
], 1);
1757 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1759 if (d
->term_got_escape
) {
1760 d
->term_got_escape
= 0;
1761 if (ch
== term_escape_char
)
1766 mux_print_help(chr
);
1770 char *term
= "QEMU: Terminated\n\r";
1771 chr
->chr_write(chr
,(uint8_t *)term
,strlen(term
));
1778 for (i
= 0; i
< nb_drives
; i
++) {
1779 bdrv_commit(drives_table
[i
].bdrv
);
1784 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1787 /* Switch to the next registered device */
1789 if (chr
->focus
>= d
->mux_cnt
)
1793 term_timestamps
= !term_timestamps
;
1794 term_timestamps_start
= -1;
1797 } else if (ch
== term_escape_char
) {
1798 d
->term_got_escape
= 1;
1806 static void mux_chr_accept_input(CharDriverState
*chr
)
1809 MuxDriver
*d
= chr
->opaque
;
1811 while (d
->prod
!= d
->cons
&&
1812 d
->chr_can_read
[m
] &&
1813 d
->chr_can_read
[m
](d
->ext_opaque
[m
])) {
1814 d
->chr_read
[m
](d
->ext_opaque
[m
],
1815 &d
->buffer
[d
->cons
++ & MUX_BUFFER_MASK
], 1);
1819 static int mux_chr_can_read(void *opaque
)
1821 CharDriverState
*chr
= opaque
;
1822 MuxDriver
*d
= chr
->opaque
;
1824 if ((d
->prod
- d
->cons
) < MUX_BUFFER_SIZE
)
1826 if (d
->chr_can_read
[chr
->focus
])
1827 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1831 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1833 CharDriverState
*chr
= opaque
;
1834 MuxDriver
*d
= chr
->opaque
;
1838 mux_chr_accept_input (opaque
);
1840 for(i
= 0; i
< size
; i
++)
1841 if (mux_proc_byte(chr
, d
, buf
[i
])) {
1842 if (d
->prod
== d
->cons
&&
1843 d
->chr_can_read
[m
] &&
1844 d
->chr_can_read
[m
](d
->ext_opaque
[m
]))
1845 d
->chr_read
[m
](d
->ext_opaque
[m
], &buf
[i
], 1);
1847 d
->buffer
[d
->prod
++ & MUX_BUFFER_MASK
] = buf
[i
];
1851 static void mux_chr_event(void *opaque
, int event
)
1853 CharDriverState
*chr
= opaque
;
1854 MuxDriver
*d
= chr
->opaque
;
1857 /* Send the event to all registered listeners */
1858 for (i
= 0; i
< d
->mux_cnt
; i
++)
1859 if (d
->chr_event
[i
])
1860 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1863 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1865 MuxDriver
*d
= chr
->opaque
;
1867 if (d
->mux_cnt
>= MAX_MUX
) {
1868 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1871 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1872 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1873 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1874 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1875 /* Fix up the real driver with mux routines */
1876 if (d
->mux_cnt
== 0) {
1877 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1878 mux_chr_event
, chr
);
1880 chr
->focus
= d
->mux_cnt
;
1884 static CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1886 CharDriverState
*chr
;
1889 chr
= qemu_mallocz(sizeof(CharDriverState
));
1892 d
= qemu_mallocz(sizeof(MuxDriver
));
1901 chr
->chr_write
= mux_chr_write
;
1902 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1903 chr
->chr_accept_input
= mux_chr_accept_input
;
1910 static void socket_cleanup(void)
1915 static int socket_init(void)
1920 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1922 err
= WSAGetLastError();
1923 fprintf(stderr
, "WSAStartup: %d\n", err
);
1926 atexit(socket_cleanup
);
1930 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1936 ret
= send(fd
, buf
, len
, 0);
1939 errno
= WSAGetLastError();
1940 if (errno
!= WSAEWOULDBLOCK
) {
1943 } else if (ret
== 0) {
1953 void socket_set_nonblock(int fd
)
1955 unsigned long opt
= 1;
1956 ioctlsocket(fd
, FIONBIO
, &opt
);
1961 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1967 ret
= write(fd
, buf
, len
);
1969 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1971 } else if (ret
== 0) {
1981 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1983 return unix_write(fd
, buf
, len1
);
1986 void socket_set_nonblock(int fd
)
1988 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1990 #endif /* !_WIN32 */
1999 #define STDIO_MAX_CLIENTS 1
2000 static int stdio_nb_clients
= 0;
2002 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2004 FDCharDriver
*s
= chr
->opaque
;
2005 return unix_write(s
->fd_out
, buf
, len
);
2008 static int fd_chr_read_poll(void *opaque
)
2010 CharDriverState
*chr
= opaque
;
2011 FDCharDriver
*s
= chr
->opaque
;
2013 s
->max_size
= qemu_chr_can_read(chr
);
2017 static void fd_chr_read(void *opaque
)
2019 CharDriverState
*chr
= opaque
;
2020 FDCharDriver
*s
= chr
->opaque
;
2025 if (len
> s
->max_size
)
2029 size
= read(s
->fd_in
, buf
, len
);
2031 /* FD has been closed. Remove it from the active list. */
2032 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2036 qemu_chr_read(chr
, buf
, size
);
2040 static void fd_chr_update_read_handler(CharDriverState
*chr
)
2042 FDCharDriver
*s
= chr
->opaque
;
2044 if (s
->fd_in
>= 0) {
2045 if (nographic
&& s
->fd_in
== 0) {
2047 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
2048 fd_chr_read
, NULL
, chr
);
2053 /* open a character device to a unix fd */
2054 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
2056 CharDriverState
*chr
;
2059 chr
= qemu_mallocz(sizeof(CharDriverState
));
2062 s
= qemu_mallocz(sizeof(FDCharDriver
));
2070 chr
->chr_write
= fd_chr_write
;
2071 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
2073 qemu_chr_reset(chr
);
2078 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
2082 TFR(fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666));
2085 return qemu_chr_open_fd(-1, fd_out
);
2088 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
2091 char filename_in
[256], filename_out
[256];
2093 snprintf(filename_in
, 256, "%s.in", filename
);
2094 snprintf(filename_out
, 256, "%s.out", filename
);
2095 TFR(fd_in
= open(filename_in
, O_RDWR
| O_BINARY
));
2096 TFR(fd_out
= open(filename_out
, O_RDWR
| O_BINARY
));
2097 if (fd_in
< 0 || fd_out
< 0) {
2102 TFR(fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
));
2106 return qemu_chr_open_fd(fd_in
, fd_out
);
2110 /* for STDIO, we handle the case where several clients use it
2113 #define TERM_FIFO_MAX_SIZE 1
2115 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
2116 static int term_fifo_size
;
2118 static int stdio_read_poll(void *opaque
)
2120 CharDriverState
*chr
= opaque
;
2122 /* try to flush the queue if needed */
2123 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
2124 qemu_chr_read(chr
, term_fifo
, 1);
2127 /* see if we can absorb more chars */
2128 if (term_fifo_size
== 0)
2134 static void stdio_read(void *opaque
)
2138 CharDriverState
*chr
= opaque
;
2140 size
= read(0, buf
, 1);
2142 /* stdin has been closed. Remove it from the active list. */
2143 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2147 if (qemu_chr_can_read(chr
) > 0) {
2148 qemu_chr_read(chr
, buf
, 1);
2149 } else if (term_fifo_size
== 0) {
2150 term_fifo
[term_fifo_size
++] = buf
[0];
2155 /* init terminal so that we can grab keys */
2156 static struct termios oldtty
;
2157 static int old_fd0_flags
;
2159 static void term_exit(void)
2161 tcsetattr (0, TCSANOW
, &oldtty
);
2162 fcntl(0, F_SETFL
, old_fd0_flags
);
2165 static void term_init(void)
2169 tcgetattr (0, &tty
);
2171 old_fd0_flags
= fcntl(0, F_GETFL
);
2173 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2174 |INLCR
|IGNCR
|ICRNL
|IXON
);
2175 tty
.c_oflag
|= OPOST
;
2176 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
2177 /* if graphical mode, we allow Ctrl-C handling */
2179 tty
.c_lflag
&= ~ISIG
;
2180 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
2183 tty
.c_cc
[VTIME
] = 0;
2185 tcsetattr (0, TCSANOW
, &tty
);
2189 fcntl(0, F_SETFL
, O_NONBLOCK
);
2192 static CharDriverState
*qemu_chr_open_stdio(void)
2194 CharDriverState
*chr
;
2196 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
2198 chr
= qemu_chr_open_fd(0, 1);
2199 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
2206 #if defined(__linux__) || defined(__sun__)
2207 static CharDriverState
*qemu_chr_open_pty(void)
2210 char slave_name
[1024];
2211 int master_fd
, slave_fd
;
2213 #if defined(__linux__)
2214 /* Not satisfying */
2215 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
2220 /* Disabling local echo and line-buffered output */
2221 tcgetattr (master_fd
, &tty
);
2222 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
2224 tty
.c_cc
[VTIME
] = 0;
2225 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
2227 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
2228 return qemu_chr_open_fd(master_fd
, master_fd
);
2231 static void tty_serial_init(int fd
, int speed
,
2232 int parity
, int data_bits
, int stop_bits
)
2238 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2239 speed
, parity
, data_bits
, stop_bits
);
2241 tcgetattr (fd
, &tty
);
2244 if (speed
<= 50 * MARGIN
)
2246 else if (speed
<= 75 * MARGIN
)
2248 else if (speed
<= 300 * MARGIN
)
2250 else if (speed
<= 600 * MARGIN
)
2252 else if (speed
<= 1200 * MARGIN
)
2254 else if (speed
<= 2400 * MARGIN
)
2256 else if (speed
<= 4800 * MARGIN
)
2258 else if (speed
<= 9600 * MARGIN
)
2260 else if (speed
<= 19200 * MARGIN
)
2262 else if (speed
<= 38400 * MARGIN
)
2264 else if (speed
<= 57600 * MARGIN
)
2266 else if (speed
<= 115200 * MARGIN
)
2271 cfsetispeed(&tty
, spd
);
2272 cfsetospeed(&tty
, spd
);
2274 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2275 |INLCR
|IGNCR
|ICRNL
|IXON
);
2276 tty
.c_oflag
|= OPOST
;
2277 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
2278 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
2299 tty
.c_cflag
|= PARENB
;
2302 tty
.c_cflag
|= PARENB
| PARODD
;
2306 tty
.c_cflag
|= CSTOPB
;
2308 tcsetattr (fd
, TCSANOW
, &tty
);
2311 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2313 FDCharDriver
*s
= chr
->opaque
;
2316 case CHR_IOCTL_SERIAL_SET_PARAMS
:
2318 QEMUSerialSetParams
*ssp
= arg
;
2319 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
2320 ssp
->data_bits
, ssp
->stop_bits
);
2323 case CHR_IOCTL_SERIAL_SET_BREAK
:
2325 int enable
= *(int *)arg
;
2327 tcsendbreak(s
->fd_in
, 1);
2336 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
2338 CharDriverState
*chr
;
2341 TFR(fd
= open(filename
, O_RDWR
| O_NONBLOCK
));
2342 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2343 tty_serial_init(fd
, 115200, 'N', 8, 1);
2344 chr
= qemu_chr_open_fd(fd
, fd
);
2349 chr
->chr_ioctl
= tty_serial_ioctl
;
2350 qemu_chr_reset(chr
);
2353 #else /* ! __linux__ && ! __sun__ */
2354 static CharDriverState
*qemu_chr_open_pty(void)
2358 #endif /* __linux__ || __sun__ */
2360 #if defined(__linux__)
2364 } ParallelCharDriver
;
2366 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
2368 if (s
->mode
!= mode
) {
2370 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
2377 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2379 ParallelCharDriver
*drv
= chr
->opaque
;
2384 case CHR_IOCTL_PP_READ_DATA
:
2385 if (ioctl(fd
, PPRDATA
, &b
) < 0)
2387 *(uint8_t *)arg
= b
;
2389 case CHR_IOCTL_PP_WRITE_DATA
:
2390 b
= *(uint8_t *)arg
;
2391 if (ioctl(fd
, PPWDATA
, &b
) < 0)
2394 case CHR_IOCTL_PP_READ_CONTROL
:
2395 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
2397 /* Linux gives only the lowest bits, and no way to know data
2398 direction! For better compatibility set the fixed upper
2400 *(uint8_t *)arg
= b
| 0xc0;
2402 case CHR_IOCTL_PP_WRITE_CONTROL
:
2403 b
= *(uint8_t *)arg
;
2404 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
2407 case CHR_IOCTL_PP_READ_STATUS
:
2408 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
2410 *(uint8_t *)arg
= b
;
2412 case CHR_IOCTL_PP_EPP_READ_ADDR
:
2413 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2414 struct ParallelIOArg
*parg
= arg
;
2415 int n
= read(fd
, parg
->buffer
, parg
->count
);
2416 if (n
!= parg
->count
) {
2421 case CHR_IOCTL_PP_EPP_READ
:
2422 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2423 struct ParallelIOArg
*parg
= arg
;
2424 int n
= read(fd
, parg
->buffer
, parg
->count
);
2425 if (n
!= parg
->count
) {
2430 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
2431 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2432 struct ParallelIOArg
*parg
= arg
;
2433 int n
= write(fd
, parg
->buffer
, parg
->count
);
2434 if (n
!= parg
->count
) {
2439 case CHR_IOCTL_PP_EPP_WRITE
:
2440 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2441 struct ParallelIOArg
*parg
= arg
;
2442 int n
= write(fd
, parg
->buffer
, parg
->count
);
2443 if (n
!= parg
->count
) {
2454 static void pp_close(CharDriverState
*chr
)
2456 ParallelCharDriver
*drv
= chr
->opaque
;
2459 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2460 ioctl(fd
, PPRELEASE
);
2465 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2467 CharDriverState
*chr
;
2468 ParallelCharDriver
*drv
;
2471 TFR(fd
= open(filename
, O_RDWR
));
2475 if (ioctl(fd
, PPCLAIM
) < 0) {
2480 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2486 drv
->mode
= IEEE1284_MODE_COMPAT
;
2488 chr
= qemu_mallocz(sizeof(CharDriverState
));
2494 chr
->chr_write
= null_chr_write
;
2495 chr
->chr_ioctl
= pp_ioctl
;
2496 chr
->chr_close
= pp_close
;
2499 qemu_chr_reset(chr
);
2503 #endif /* __linux__ */
2509 HANDLE hcom
, hrecv
, hsend
;
2510 OVERLAPPED orecv
, osend
;
2515 #define NSENDBUF 2048
2516 #define NRECVBUF 2048
2517 #define MAXCONNECT 1
2518 #define NTIMEOUT 5000
2520 static int win_chr_poll(void *opaque
);
2521 static int win_chr_pipe_poll(void *opaque
);
2523 static void win_chr_close(CharDriverState
*chr
)
2525 WinCharState
*s
= chr
->opaque
;
2528 CloseHandle(s
->hsend
);
2532 CloseHandle(s
->hrecv
);
2536 CloseHandle(s
->hcom
);
2540 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2542 qemu_del_polling_cb(win_chr_poll
, chr
);
2545 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2547 WinCharState
*s
= chr
->opaque
;
2549 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2554 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2556 fprintf(stderr
, "Failed CreateEvent\n");
2559 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2561 fprintf(stderr
, "Failed CreateEvent\n");
2565 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2566 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2567 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2568 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2573 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2574 fprintf(stderr
, "Failed SetupComm\n");
2578 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2579 size
= sizeof(COMMCONFIG
);
2580 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2581 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2582 CommConfigDialog(filename
, NULL
, &comcfg
);
2584 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2585 fprintf(stderr
, "Failed SetCommState\n");
2589 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2590 fprintf(stderr
, "Failed SetCommMask\n");
2594 cto
.ReadIntervalTimeout
= MAXDWORD
;
2595 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2596 fprintf(stderr
, "Failed SetCommTimeouts\n");
2600 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2601 fprintf(stderr
, "Failed ClearCommError\n");
2604 qemu_add_polling_cb(win_chr_poll
, chr
);
2612 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2614 WinCharState
*s
= chr
->opaque
;
2615 DWORD len
, ret
, size
, err
;
2618 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2619 s
->osend
.hEvent
= s
->hsend
;
2622 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2624 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2626 err
= GetLastError();
2627 if (err
== ERROR_IO_PENDING
) {
2628 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2646 static int win_chr_read_poll(CharDriverState
*chr
)
2648 WinCharState
*s
= chr
->opaque
;
2650 s
->max_size
= qemu_chr_can_read(chr
);
2654 static void win_chr_readfile(CharDriverState
*chr
)
2656 WinCharState
*s
= chr
->opaque
;
2661 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2662 s
->orecv
.hEvent
= s
->hrecv
;
2663 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2665 err
= GetLastError();
2666 if (err
== ERROR_IO_PENDING
) {
2667 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2672 qemu_chr_read(chr
, buf
, size
);
2676 static void win_chr_read(CharDriverState
*chr
)
2678 WinCharState
*s
= chr
->opaque
;
2680 if (s
->len
> s
->max_size
)
2681 s
->len
= s
->max_size
;
2685 win_chr_readfile(chr
);
2688 static int win_chr_poll(void *opaque
)
2690 CharDriverState
*chr
= opaque
;
2691 WinCharState
*s
= chr
->opaque
;
2695 ClearCommError(s
->hcom
, &comerr
, &status
);
2696 if (status
.cbInQue
> 0) {
2697 s
->len
= status
.cbInQue
;
2698 win_chr_read_poll(chr
);
2705 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2707 CharDriverState
*chr
;
2710 chr
= qemu_mallocz(sizeof(CharDriverState
));
2713 s
= qemu_mallocz(sizeof(WinCharState
));
2719 chr
->chr_write
= win_chr_write
;
2720 chr
->chr_close
= win_chr_close
;
2722 if (win_chr_init(chr
, filename
) < 0) {
2727 qemu_chr_reset(chr
);
2731 static int win_chr_pipe_poll(void *opaque
)
2733 CharDriverState
*chr
= opaque
;
2734 WinCharState
*s
= chr
->opaque
;
2737 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2740 win_chr_read_poll(chr
);
2747 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2749 WinCharState
*s
= chr
->opaque
;
2757 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2759 fprintf(stderr
, "Failed CreateEvent\n");
2762 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2764 fprintf(stderr
, "Failed CreateEvent\n");
2768 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2769 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2770 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2772 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2773 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2774 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2779 ZeroMemory(&ov
, sizeof(ov
));
2780 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2781 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2783 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2787 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2789 fprintf(stderr
, "Failed GetOverlappedResult\n");
2791 CloseHandle(ov
.hEvent
);
2798 CloseHandle(ov
.hEvent
);
2801 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2810 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2812 CharDriverState
*chr
;
2815 chr
= qemu_mallocz(sizeof(CharDriverState
));
2818 s
= qemu_mallocz(sizeof(WinCharState
));
2824 chr
->chr_write
= win_chr_write
;
2825 chr
->chr_close
= win_chr_close
;
2827 if (win_chr_pipe_init(chr
, filename
) < 0) {
2832 qemu_chr_reset(chr
);
2836 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2838 CharDriverState
*chr
;
2841 chr
= qemu_mallocz(sizeof(CharDriverState
));
2844 s
= qemu_mallocz(sizeof(WinCharState
));
2851 chr
->chr_write
= win_chr_write
;
2852 qemu_chr_reset(chr
);
2856 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2858 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2861 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2865 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2866 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2867 if (fd_out
== INVALID_HANDLE_VALUE
)
2870 return qemu_chr_open_win_file(fd_out
);
2872 #endif /* !_WIN32 */
2874 /***********************************************************/
2875 /* UDP Net console */
2879 struct sockaddr_in daddr
;
2886 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2888 NetCharDriver
*s
= chr
->opaque
;
2890 return sendto(s
->fd
, buf
, len
, 0,
2891 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2894 static int udp_chr_read_poll(void *opaque
)
2896 CharDriverState
*chr
= opaque
;
2897 NetCharDriver
*s
= chr
->opaque
;
2899 s
->max_size
= qemu_chr_can_read(chr
);
2901 /* If there were any stray characters in the queue process them
2904 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2905 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2907 s
->max_size
= qemu_chr_can_read(chr
);
2912 static void udp_chr_read(void *opaque
)
2914 CharDriverState
*chr
= opaque
;
2915 NetCharDriver
*s
= chr
->opaque
;
2917 if (s
->max_size
== 0)
2919 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2920 s
->bufptr
= s
->bufcnt
;
2925 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2926 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2928 s
->max_size
= qemu_chr_can_read(chr
);
2932 static void udp_chr_update_read_handler(CharDriverState
*chr
)
2934 NetCharDriver
*s
= chr
->opaque
;
2937 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2938 udp_chr_read
, NULL
, chr
);
2942 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2944 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
2946 int parse_host_src_port(struct sockaddr_in
*haddr
,
2947 struct sockaddr_in
*saddr
,
2950 static CharDriverState
*qemu_chr_open_udp(const char *def
)
2952 CharDriverState
*chr
= NULL
;
2953 NetCharDriver
*s
= NULL
;
2955 struct sockaddr_in saddr
;
2957 chr
= qemu_mallocz(sizeof(CharDriverState
));
2960 s
= qemu_mallocz(sizeof(NetCharDriver
));
2964 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2966 perror("socket(PF_INET, SOCK_DGRAM)");
2970 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
2971 printf("Could not parse: %s\n", def
);
2975 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
2985 chr
->chr_write
= udp_chr_write
;
2986 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
2999 /***********************************************************/
3000 /* TCP Net console */
3011 static void tcp_chr_accept(void *opaque
);
3013 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
3015 TCPCharDriver
*s
= chr
->opaque
;
3017 return send_all(s
->fd
, buf
, len
);
3019 /* XXX: indicate an error ? */
3024 static int tcp_chr_read_poll(void *opaque
)
3026 CharDriverState
*chr
= opaque
;
3027 TCPCharDriver
*s
= chr
->opaque
;
3030 s
->max_size
= qemu_chr_can_read(chr
);
3035 #define IAC_BREAK 243
3036 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
3038 uint8_t *buf
, int *size
)
3040 /* Handle any telnet client's basic IAC options to satisfy char by
3041 * char mode with no echo. All IAC options will be removed from
3042 * the buf and the do_telnetopt variable will be used to track the
3043 * state of the width of the IAC information.
3045 * IAC commands come in sets of 3 bytes with the exception of the
3046 * "IAC BREAK" command and the double IAC.
3052 for (i
= 0; i
< *size
; i
++) {
3053 if (s
->do_telnetopt
> 1) {
3054 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
3055 /* Double IAC means send an IAC */
3059 s
->do_telnetopt
= 1;
3061 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
3062 /* Handle IAC break commands by sending a serial break */
3063 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
3068 if (s
->do_telnetopt
>= 4) {
3069 s
->do_telnetopt
= 1;
3072 if ((unsigned char)buf
[i
] == IAC
) {
3073 s
->do_telnetopt
= 2;
3084 static void tcp_chr_read(void *opaque
)
3086 CharDriverState
*chr
= opaque
;
3087 TCPCharDriver
*s
= chr
->opaque
;
3091 if (!s
->connected
|| s
->max_size
<= 0)
3094 if (len
> s
->max_size
)
3096 size
= recv(s
->fd
, buf
, len
, 0);
3098 /* connection closed */
3100 if (s
->listen_fd
>= 0) {
3101 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3103 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3106 } else if (size
> 0) {
3107 if (s
->do_telnetopt
)
3108 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
3110 qemu_chr_read(chr
, buf
, size
);
3114 static void tcp_chr_connect(void *opaque
)
3116 CharDriverState
*chr
= opaque
;
3117 TCPCharDriver
*s
= chr
->opaque
;
3120 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
3121 tcp_chr_read
, NULL
, chr
);
3122 qemu_chr_reset(chr
);
3125 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3126 static void tcp_chr_telnet_init(int fd
)
3129 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3130 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3131 send(fd
, (char *)buf
, 3, 0);
3132 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3133 send(fd
, (char *)buf
, 3, 0);
3134 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3135 send(fd
, (char *)buf
, 3, 0);
3136 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3137 send(fd
, (char *)buf
, 3, 0);
3140 static void socket_set_nodelay(int fd
)
3143 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
3146 static void tcp_chr_accept(void *opaque
)
3148 CharDriverState
*chr
= opaque
;
3149 TCPCharDriver
*s
= chr
->opaque
;
3150 struct sockaddr_in saddr
;
3152 struct sockaddr_un uaddr
;
3154 struct sockaddr
*addr
;
3161 len
= sizeof(uaddr
);
3162 addr
= (struct sockaddr
*)&uaddr
;
3166 len
= sizeof(saddr
);
3167 addr
= (struct sockaddr
*)&saddr
;
3169 fd
= accept(s
->listen_fd
, addr
, &len
);
3170 if (fd
< 0 && errno
!= EINTR
) {
3172 } else if (fd
>= 0) {
3173 if (s
->do_telnetopt
)
3174 tcp_chr_telnet_init(fd
);
3178 socket_set_nonblock(fd
);
3180 socket_set_nodelay(fd
);
3182 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
3183 tcp_chr_connect(chr
);
3186 static void tcp_chr_close(CharDriverState
*chr
)
3188 TCPCharDriver
*s
= chr
->opaque
;
3191 if (s
->listen_fd
>= 0)
3192 closesocket(s
->listen_fd
);
3196 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
3200 CharDriverState
*chr
= NULL
;
3201 TCPCharDriver
*s
= NULL
;
3202 int fd
= -1, ret
, err
, val
;
3204 int is_waitconnect
= 1;
3207 struct sockaddr_in saddr
;
3209 struct sockaddr_un uaddr
;
3211 struct sockaddr
*addr
;
3216 addr
= (struct sockaddr
*)&uaddr
;
3217 addrlen
= sizeof(uaddr
);
3218 if (parse_unix_path(&uaddr
, host_str
) < 0)
3223 addr
= (struct sockaddr
*)&saddr
;
3224 addrlen
= sizeof(saddr
);
3225 if (parse_host_port(&saddr
, host_str
) < 0)
3230 while((ptr
= strchr(ptr
,','))) {
3232 if (!strncmp(ptr
,"server",6)) {
3234 } else if (!strncmp(ptr
,"nowait",6)) {
3236 } else if (!strncmp(ptr
,"nodelay",6)) {
3239 printf("Unknown option: %s\n", ptr
);
3246 chr
= qemu_mallocz(sizeof(CharDriverState
));
3249 s
= qemu_mallocz(sizeof(TCPCharDriver
));
3255 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
3258 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3263 if (!is_waitconnect
)
3264 socket_set_nonblock(fd
);
3269 s
->is_unix
= is_unix
;
3270 s
->do_nodelay
= do_nodelay
&& !is_unix
;
3273 chr
->chr_write
= tcp_chr_write
;
3274 chr
->chr_close
= tcp_chr_close
;
3277 /* allow fast reuse */
3281 strncpy(path
, uaddr
.sun_path
, 108);
3288 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3291 ret
= bind(fd
, addr
, addrlen
);
3295 ret
= listen(fd
, 0);
3300 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3302 s
->do_telnetopt
= 1;
3305 ret
= connect(fd
, addr
, addrlen
);
3307 err
= socket_error();
3308 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3309 } else if (err
== EINPROGRESS
) {
3312 } else if (err
== WSAEALREADY
) {
3324 socket_set_nodelay(fd
);
3326 tcp_chr_connect(chr
);
3328 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
3331 if (is_listen
&& is_waitconnect
) {
3332 printf("QEMU waiting for connection on: %s\n", host_str
);
3333 tcp_chr_accept(chr
);
3334 socket_set_nonblock(s
->listen_fd
);
3346 CharDriverState
*qemu_chr_open(const char *filename
)
3350 if (!strcmp(filename
, "vc")) {
3351 return text_console_init(&display_state
, 0);
3352 } else if (strstart(filename
, "vc:", &p
)) {
3353 return text_console_init(&display_state
, p
);
3354 } else if (!strcmp(filename
, "null")) {
3355 return qemu_chr_open_null();
3357 if (strstart(filename
, "tcp:", &p
)) {
3358 return qemu_chr_open_tcp(p
, 0, 0);
3360 if (strstart(filename
, "telnet:", &p
)) {
3361 return qemu_chr_open_tcp(p
, 1, 0);
3363 if (strstart(filename
, "udp:", &p
)) {
3364 return qemu_chr_open_udp(p
);
3366 if (strstart(filename
, "mon:", &p
)) {
3367 CharDriverState
*drv
= qemu_chr_open(p
);
3369 drv
= qemu_chr_open_mux(drv
);
3370 monitor_init(drv
, !nographic
);
3373 printf("Unable to open driver: %s\n", p
);
3377 if (strstart(filename
, "unix:", &p
)) {
3378 return qemu_chr_open_tcp(p
, 0, 1);
3379 } else if (strstart(filename
, "file:", &p
)) {
3380 return qemu_chr_open_file_out(p
);
3381 } else if (strstart(filename
, "pipe:", &p
)) {
3382 return qemu_chr_open_pipe(p
);
3383 } else if (!strcmp(filename
, "pty")) {
3384 return qemu_chr_open_pty();
3385 } else if (!strcmp(filename
, "stdio")) {
3386 return qemu_chr_open_stdio();
3388 #if defined(__linux__)
3389 if (strstart(filename
, "/dev/parport", NULL
)) {
3390 return qemu_chr_open_pp(filename
);
3393 #if defined(__linux__) || defined(__sun__)
3394 if (strstart(filename
, "/dev/", NULL
)) {
3395 return qemu_chr_open_tty(filename
);
3399 if (strstart(filename
, "COM", NULL
)) {
3400 return qemu_chr_open_win(filename
);
3402 if (strstart(filename
, "pipe:", &p
)) {
3403 return qemu_chr_open_win_pipe(p
);
3405 if (strstart(filename
, "con:", NULL
)) {
3406 return qemu_chr_open_win_con(filename
);
3408 if (strstart(filename
, "file:", &p
)) {
3409 return qemu_chr_open_win_file_out(p
);
3417 void qemu_chr_close(CharDriverState
*chr
)
3420 chr
->chr_close(chr
);
3423 /***********************************************************/
3424 /* network device redirectors */
3426 __attribute__ (( unused
))
3427 static void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
3431 for(i
=0;i
<size
;i
+=16) {
3435 fprintf(f
, "%08x ", i
);
3438 fprintf(f
, " %02x", buf
[i
+j
]);
3443 for(j
=0;j
<len
;j
++) {
3445 if (c
< ' ' || c
> '~')
3447 fprintf(f
, "%c", c
);
3453 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3460 offset
= strtol(p
, &last_char
, 0);
3461 if (0 == errno
&& '\0' == *last_char
&&
3462 offset
>= 0 && offset
<= 0xFFFFFF) {
3463 macaddr
[3] = (offset
& 0xFF0000) >> 16;
3464 macaddr
[4] = (offset
& 0xFF00) >> 8;
3465 macaddr
[5] = offset
& 0xFF;
3468 for(i
= 0; i
< 6; i
++) {
3469 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3474 if (*p
!= ':' && *p
!= '-')
3485 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3490 p1
= strchr(p
, sep
);
3496 if (len
> buf_size
- 1)
3498 memcpy(buf
, p
, len
);
3505 int parse_host_src_port(struct sockaddr_in
*haddr
,
3506 struct sockaddr_in
*saddr
,
3507 const char *input_str
)
3509 char *str
= strdup(input_str
);
3510 char *host_str
= str
;
3515 * Chop off any extra arguments at the end of the string which
3516 * would start with a comma, then fill in the src port information
3517 * if it was provided else use the "any address" and "any port".
3519 if ((ptr
= strchr(str
,',')))
3522 if ((src_str
= strchr(input_str
,'@'))) {
3527 if (parse_host_port(haddr
, host_str
) < 0)
3530 if (!src_str
|| *src_str
== '\0')
3533 if (parse_host_port(saddr
, src_str
) < 0)
3544 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3552 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3554 saddr
->sin_family
= AF_INET
;
3555 if (buf
[0] == '\0') {
3556 saddr
->sin_addr
.s_addr
= 0;
3558 if (isdigit(buf
[0])) {
3559 if (!inet_aton(buf
, &saddr
->sin_addr
))
3562 if ((he
= gethostbyname(buf
)) == NULL
)
3564 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3567 port
= strtol(p
, (char **)&r
, 0);
3570 saddr
->sin_port
= htons(port
);
3575 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3580 len
= MIN(108, strlen(str
));
3581 p
= strchr(str
, ',');
3583 len
= MIN(len
, p
- str
);
3585 memset(uaddr
, 0, sizeof(*uaddr
));
3587 uaddr
->sun_family
= AF_UNIX
;
3588 memcpy(uaddr
->sun_path
, str
, len
);
3594 /* find or alloc a new VLAN */
3595 VLANState
*qemu_find_vlan(int id
)
3597 VLANState
**pvlan
, *vlan
;
3598 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3602 vlan
= qemu_mallocz(sizeof(VLANState
));
3607 pvlan
= &first_vlan
;
3608 while (*pvlan
!= NULL
)
3609 pvlan
= &(*pvlan
)->next
;
3614 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3615 IOReadHandler
*fd_read
,
3616 IOCanRWHandler
*fd_can_read
,
3619 VLANClientState
*vc
, **pvc
;
3620 vc
= qemu_mallocz(sizeof(VLANClientState
));
3623 vc
->fd_read
= fd_read
;
3624 vc
->fd_can_read
= fd_can_read
;
3625 vc
->opaque
= opaque
;
3629 pvc
= &vlan
->first_client
;
3630 while (*pvc
!= NULL
)
3631 pvc
= &(*pvc
)->next
;
3636 int qemu_can_send_packet(VLANClientState
*vc1
)
3638 VLANState
*vlan
= vc1
->vlan
;
3639 VLANClientState
*vc
;
3641 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3643 if (vc
->fd_can_read
&& vc
->fd_can_read(vc
->opaque
))
3650 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3652 VLANState
*vlan
= vc1
->vlan
;
3653 VLANClientState
*vc
;
3656 printf("vlan %d send:\n", vlan
->id
);
3657 hex_dump(stdout
, buf
, size
);
3659 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3661 vc
->fd_read(vc
->opaque
, buf
, size
);
3666 #if defined(CONFIG_SLIRP)
3668 /* slirp network adapter */
3670 static int slirp_inited
;
3671 static VLANClientState
*slirp_vc
;
3673 int slirp_can_output(void)
3675 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3678 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3681 printf("slirp output:\n");
3682 hex_dump(stdout
, pkt
, pkt_len
);
3686 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3689 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3692 printf("slirp input:\n");
3693 hex_dump(stdout
, buf
, size
);
3695 slirp_input(buf
, size
);
3698 static int net_slirp_init(VLANState
*vlan
)
3700 if (!slirp_inited
) {
3704 slirp_vc
= qemu_new_vlan_client(vlan
,
3705 slirp_receive
, NULL
, NULL
);
3706 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3710 static void net_slirp_redir(const char *redir_str
)
3715 struct in_addr guest_addr
;
3716 int host_port
, guest_port
;
3718 if (!slirp_inited
) {
3724 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3726 if (!strcmp(buf
, "tcp")) {
3728 } else if (!strcmp(buf
, "udp")) {
3734 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3736 host_port
= strtol(buf
, &r
, 0);
3740 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3742 if (buf
[0] == '\0') {
3743 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3745 if (!inet_aton(buf
, &guest_addr
))
3748 guest_port
= strtol(p
, &r
, 0);
3752 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3753 fprintf(stderr
, "qemu: could not set up redirection\n");
3758 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3766 static void erase_dir(char *dir_name
)
3770 char filename
[1024];
3772 /* erase all the files in the directory */
3773 if ((d
= opendir(dir_name
)) != 0) {
3778 if (strcmp(de
->d_name
, ".") != 0 &&
3779 strcmp(de
->d_name
, "..") != 0) {
3780 snprintf(filename
, sizeof(filename
), "%s/%s",
3781 smb_dir
, de
->d_name
);
3782 if (unlink(filename
) != 0) /* is it a directory? */
3783 erase_dir(filename
);
3791 /* automatic user mode samba server configuration */
3792 static void smb_exit(void)
3797 /* automatic user mode samba server configuration */
3798 static void net_slirp_smb(const char *exported_dir
)
3800 char smb_conf
[1024];
3801 char smb_cmdline
[1024];
3804 if (!slirp_inited
) {
3809 /* XXX: better tmp dir construction */
3810 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3811 if (mkdir(smb_dir
, 0700) < 0) {
3812 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3815 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3817 f
= fopen(smb_conf
, "w");
3819 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3826 "socket address=127.0.0.1\n"
3827 "pid directory=%s\n"
3828 "lock directory=%s\n"
3829 "log file=%s/log.smbd\n"
3830 "smb passwd file=%s/smbpasswd\n"
3831 "security = share\n"
3846 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3847 SMBD_COMMAND
, smb_conf
);
3849 slirp_add_exec(0, smb_cmdline
, 4, 139);
3852 #endif /* !defined(_WIN32) */
3853 void do_info_slirp(void)
3858 #endif /* CONFIG_SLIRP */
3860 #if !defined(_WIN32)
3862 typedef struct TAPState
{
3863 VLANClientState
*vc
;
3865 char down_script
[1024];
3868 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3870 TAPState
*s
= opaque
;
3873 ret
= write(s
->fd
, buf
, size
);
3874 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3881 static void tap_send(void *opaque
)
3883 TAPState
*s
= opaque
;
3890 sbuf
.maxlen
= sizeof(buf
);
3892 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3894 size
= read(s
->fd
, buf
, sizeof(buf
));
3897 qemu_send_packet(s
->vc
, buf
, size
);
3903 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3907 s
= qemu_mallocz(sizeof(TAPState
));
3911 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3912 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3913 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3917 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3918 static int tap_open(char *ifname
, int ifname_size
)
3924 TFR(fd
= open("/dev/tap", O_RDWR
));
3926 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3931 dev
= devname(s
.st_rdev
, S_IFCHR
);
3932 pstrcpy(ifname
, ifname_size
, dev
);
3934 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3937 #elif defined(__sun__)
3938 #define TUNNEWPPA (('T'<<16) | 0x0001)
3940 * Allocate TAP device, returns opened fd.
3941 * Stores dev name in the first arg(must be large enough).
3943 int tap_alloc(char *dev
)
3945 int tap_fd
, if_fd
, ppa
= -1;
3946 static int ip_fd
= 0;
3949 static int arp_fd
= 0;
3950 int ip_muxid
, arp_muxid
;
3951 struct strioctl strioc_if
, strioc_ppa
;
3952 int link_type
= I_PLINK
;;
3954 char actual_name
[32] = "";
3956 memset(&ifr
, 0x0, sizeof(ifr
));
3960 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
3964 /* Check if IP device was opened */
3968 TFR(ip_fd
= open("/dev/udp", O_RDWR
, 0));
3970 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
3974 TFR(tap_fd
= open("/dev/tap", O_RDWR
, 0));
3976 syslog(LOG_ERR
, "Can't open /dev/tap");
3980 /* Assign a new PPA and get its unit number. */
3981 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
3982 strioc_ppa
.ic_timout
= 0;
3983 strioc_ppa
.ic_len
= sizeof(ppa
);
3984 strioc_ppa
.ic_dp
= (char *)&ppa
;
3985 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
3986 syslog (LOG_ERR
, "Can't assign new interface");
3988 TFR(if_fd
= open("/dev/tap", O_RDWR
, 0));
3990 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
3993 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
3994 syslog(LOG_ERR
, "Can't push IP module");
3998 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
3999 syslog(LOG_ERR
, "Can't get flags\n");
4001 snprintf (actual_name
, 32, "tap%d", ppa
);
4002 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4005 /* Assign ppa according to the unit number returned by tun device */
4007 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
4008 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
4009 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
4010 syslog (LOG_ERR
, "Can't get flags\n");
4011 /* Push arp module to if_fd */
4012 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
4013 syslog (LOG_ERR
, "Can't push ARP module (2)");
4015 /* Push arp module to ip_fd */
4016 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
4017 syslog (LOG_ERR
, "I_POP failed\n");
4018 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
4019 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
4021 TFR(arp_fd
= open ("/dev/tap", O_RDWR
, 0));
4023 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
4025 /* Set ifname to arp */
4026 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
4027 strioc_if
.ic_timout
= 0;
4028 strioc_if
.ic_len
= sizeof(ifr
);
4029 strioc_if
.ic_dp
= (char *)&ifr
;
4030 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
4031 syslog (LOG_ERR
, "Can't set ifname to arp\n");
4034 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
4035 syslog(LOG_ERR
, "Can't link TAP device to IP");
4039 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
4040 syslog (LOG_ERR
, "Can't link TAP device to ARP");
4044 memset(&ifr
, 0x0, sizeof(ifr
));
4045 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4046 ifr
.lifr_ip_muxid
= ip_muxid
;
4047 ifr
.lifr_arp_muxid
= arp_muxid
;
4049 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
4051 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
4052 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
4053 syslog (LOG_ERR
, "Can't set multiplexor id");
4056 sprintf(dev
, "tap%d", ppa
);
4060 static int tap_open(char *ifname
, int ifname_size
)
4064 if( (fd
= tap_alloc(dev
)) < 0 ){
4065 fprintf(stderr
, "Cannot allocate TAP device\n");
4068 pstrcpy(ifname
, ifname_size
, dev
);
4069 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4073 static int tap_open(char *ifname
, int ifname_size
)
4078 TFR(fd
= open("/dev/net/tun", O_RDWR
));
4080 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4083 memset(&ifr
, 0, sizeof(ifr
));
4084 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
4085 if (ifname
[0] != '\0')
4086 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
4088 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
4089 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
4091 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4095 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
4096 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4101 static int launch_script(const char *setup_script
, const char *ifname
, int fd
)
4107 /* try to launch network script */
4111 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
4112 for (i
= 0; i
< open_max
; i
++)
4113 if (i
!= STDIN_FILENO
&&
4114 i
!= STDOUT_FILENO
&&
4115 i
!= STDERR_FILENO
&&
4120 *parg
++ = (char *)setup_script
;
4121 *parg
++ = (char *)ifname
;
4123 execv(setup_script
, args
);
4126 while (waitpid(pid
, &status
, 0) != pid
);
4127 if (!WIFEXITED(status
) ||
4128 WEXITSTATUS(status
) != 0) {
4129 fprintf(stderr
, "%s: could not launch network script\n",
4137 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
4138 const char *setup_script
, const char *down_script
)
4144 if (ifname1
!= NULL
)
4145 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
4148 TFR(fd
= tap_open(ifname
, sizeof(ifname
)));
4152 if (!setup_script
|| !strcmp(setup_script
, "no"))
4154 if (setup_script
[0] != '\0') {
4155 if (launch_script(setup_script
, ifname
, fd
))
4158 s
= net_tap_fd_init(vlan
, fd
);
4161 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4162 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
4163 if (down_script
&& strcmp(down_script
, "no"))
4164 snprintf(s
->down_script
, sizeof(s
->down_script
), "%s", down_script
);
4168 #endif /* !_WIN32 */
4170 /* network connection */
4171 typedef struct NetSocketState
{
4172 VLANClientState
*vc
;
4174 int state
; /* 0 = getting length, 1 = getting data */
4178 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4181 typedef struct NetSocketListenState
{
4184 } NetSocketListenState
;
4186 /* XXX: we consider we can send the whole packet without blocking */
4187 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
4189 NetSocketState
*s
= opaque
;
4193 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
4194 send_all(s
->fd
, buf
, size
);
4197 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
4199 NetSocketState
*s
= opaque
;
4200 sendto(s
->fd
, buf
, size
, 0,
4201 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
4204 static void net_socket_send(void *opaque
)
4206 NetSocketState
*s
= opaque
;
4211 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
4213 err
= socket_error();
4214 if (err
!= EWOULDBLOCK
)
4216 } else if (size
== 0) {
4217 /* end of connection */
4219 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4225 /* reassemble a packet from the network */
4231 memcpy(s
->buf
+ s
->index
, buf
, l
);
4235 if (s
->index
== 4) {
4237 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
4243 l
= s
->packet_len
- s
->index
;
4246 memcpy(s
->buf
+ s
->index
, buf
, l
);
4250 if (s
->index
>= s
->packet_len
) {
4251 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
4260 static void net_socket_send_dgram(void *opaque
)
4262 NetSocketState
*s
= opaque
;
4265 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
4269 /* end of connection */
4270 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4273 qemu_send_packet(s
->vc
, s
->buf
, size
);
4276 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
4281 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
4282 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4283 inet_ntoa(mcastaddr
->sin_addr
),
4284 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
4288 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
4290 perror("socket(PF_INET, SOCK_DGRAM)");
4295 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
4296 (const char *)&val
, sizeof(val
));
4298 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4302 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
4308 /* Add host to multicast group */
4309 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
4310 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
4312 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
4313 (const char *)&imr
, sizeof(struct ip_mreq
));
4315 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4319 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4321 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
4322 (const char *)&val
, sizeof(val
));
4324 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4328 socket_set_nonblock(fd
);
4336 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
4339 struct sockaddr_in saddr
;
4341 socklen_t saddr_len
;
4344 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4345 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4346 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4350 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
4352 if (saddr
.sin_addr
.s_addr
==0) {
4353 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4357 /* clone dgram socket */
4358 newfd
= net_socket_mcast_create(&saddr
);
4360 /* error already reported by net_socket_mcast_create() */
4364 /* clone newfd to fd, close newfd */
4369 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4370 fd
, strerror(errno
));
4375 s
= qemu_mallocz(sizeof(NetSocketState
));
4380 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
4381 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
4383 /* mcast: save bound address as dst */
4384 if (is_connected
) s
->dgram_dst
=saddr
;
4386 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4387 "socket: fd=%d (%s mcast=%s:%d)",
4388 fd
, is_connected
? "cloned" : "",
4389 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4393 static void net_socket_connect(void *opaque
)
4395 NetSocketState
*s
= opaque
;
4396 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
4399 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
4403 s
= qemu_mallocz(sizeof(NetSocketState
));
4407 s
->vc
= qemu_new_vlan_client(vlan
,
4408 net_socket_receive
, NULL
, s
);
4409 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4410 "socket: fd=%d", fd
);
4412 net_socket_connect(s
);
4414 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
4419 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
4422 int so_type
=-1, optlen
=sizeof(so_type
);
4424 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
,
4425 (socklen_t
*)&optlen
)< 0) {
4426 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
4431 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
4433 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4435 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4436 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
4437 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4442 static void net_socket_accept(void *opaque
)
4444 NetSocketListenState
*s
= opaque
;
4446 struct sockaddr_in saddr
;
4451 len
= sizeof(saddr
);
4452 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
4453 if (fd
< 0 && errno
!= EINTR
) {
4455 } else if (fd
>= 0) {
4459 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
4463 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
4464 "socket: connection from %s:%d",
4465 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4469 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
4471 NetSocketListenState
*s
;
4473 struct sockaddr_in saddr
;
4475 if (parse_host_port(&saddr
, host_str
) < 0)
4478 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4482 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4487 socket_set_nonblock(fd
);
4489 /* allow fast reuse */
4491 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4493 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4498 ret
= listen(fd
, 0);
4505 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4509 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4512 int fd
, connected
, ret
, err
;
4513 struct sockaddr_in saddr
;
4515 if (parse_host_port(&saddr
, host_str
) < 0)
4518 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4523 socket_set_nonblock(fd
);
4527 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4529 err
= socket_error();
4530 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4531 } else if (err
== EINPROGRESS
) {
4534 } else if (err
== WSAEALREADY
) {
4547 s
= net_socket_fd_init(vlan
, fd
, connected
);
4550 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4551 "socket: connect to %s:%d",
4552 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4556 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4560 struct sockaddr_in saddr
;
4562 if (parse_host_port(&saddr
, host_str
) < 0)
4566 fd
= net_socket_mcast_create(&saddr
);
4570 s
= net_socket_fd_init(vlan
, fd
, 0);
4574 s
->dgram_dst
= saddr
;
4576 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4577 "socket: mcast=%s:%d",
4578 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4583 static const char *get_opt_name(char *buf
, int buf_size
, const char *p
)
4588 while (*p
!= '\0' && *p
!= '=') {
4589 if (q
&& (q
- buf
) < buf_size
- 1)
4599 static const char *get_opt_value(char *buf
, int buf_size
, const char *p
)
4604 while (*p
!= '\0') {
4606 if (*(p
+ 1) != ',')
4610 if (q
&& (q
- buf
) < buf_size
- 1)
4620 static int get_param_value(char *buf
, int buf_size
,
4621 const char *tag
, const char *str
)
4628 p
= get_opt_name(option
, sizeof(option
), p
);
4632 if (!strcmp(tag
, option
)) {
4633 (void)get_opt_value(buf
, buf_size
, p
);
4636 p
= get_opt_value(NULL
, 0, p
);
4645 static int check_params(char *buf
, int buf_size
,
4646 char **params
, const char *str
)
4653 p
= get_opt_name(buf
, buf_size
, p
);
4657 for(i
= 0; params
[i
] != NULL
; i
++)
4658 if (!strcmp(params
[i
], buf
))
4660 if (params
[i
] == NULL
)
4662 p
= get_opt_value(NULL
, 0, p
);
4671 static int net_client_init(const char *str
)
4682 while (*p
!= '\0' && *p
!= ',') {
4683 if ((q
- device
) < sizeof(device
) - 1)
4691 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4692 vlan_id
= strtol(buf
, NULL
, 0);
4694 vlan
= qemu_find_vlan(vlan_id
);
4696 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4699 if (!strcmp(device
, "nic")) {
4703 if (nb_nics
>= MAX_NICS
) {
4704 fprintf(stderr
, "Too Many NICs\n");
4707 nd
= &nd_table
[nb_nics
];
4708 macaddr
= nd
->macaddr
;
4714 macaddr
[5] = 0x56 + nb_nics
;
4716 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4717 if (parse_macaddr(macaddr
, buf
) < 0) {
4718 fprintf(stderr
, "invalid syntax for ethernet address\n");
4722 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4723 nd
->model
= strdup(buf
);
4727 vlan
->nb_guest_devs
++;
4730 if (!strcmp(device
, "none")) {
4731 /* does nothing. It is needed to signal that no network cards
4736 if (!strcmp(device
, "user")) {
4737 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4738 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4740 vlan
->nb_host_devs
++;
4741 ret
= net_slirp_init(vlan
);
4745 if (!strcmp(device
, "tap")) {
4747 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4748 fprintf(stderr
, "tap: no interface name\n");
4751 vlan
->nb_host_devs
++;
4752 ret
= tap_win32_init(vlan
, ifname
);
4755 if (!strcmp(device
, "tap")) {
4757 char setup_script
[1024], down_script
[1024];
4759 vlan
->nb_host_devs
++;
4760 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4761 fd
= strtol(buf
, NULL
, 0);
4763 if (net_tap_fd_init(vlan
, fd
))
4766 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4769 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4770 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4772 if (get_param_value(down_script
, sizeof(down_script
), "downscript", p
) == 0) {
4773 pstrcpy(down_script
, sizeof(down_script
), DEFAULT_NETWORK_DOWN_SCRIPT
);
4775 ret
= net_tap_init(vlan
, ifname
, setup_script
, down_script
);
4779 if (!strcmp(device
, "socket")) {
4780 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4782 fd
= strtol(buf
, NULL
, 0);
4784 if (net_socket_fd_init(vlan
, fd
, 1))
4786 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4787 ret
= net_socket_listen_init(vlan
, buf
);
4788 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4789 ret
= net_socket_connect_init(vlan
, buf
);
4790 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4791 ret
= net_socket_mcast_init(vlan
, buf
);
4793 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4796 vlan
->nb_host_devs
++;
4799 fprintf(stderr
, "Unknown network device: %s\n", device
);
4803 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4809 void do_info_network(void)
4812 VLANClientState
*vc
;
4814 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4815 term_printf("VLAN %d devices:\n", vlan
->id
);
4816 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4817 term_printf(" %s\n", vc
->info_str
);
4821 #define HD_ALIAS "index=%d,media=disk"
4823 #define CDROM_ALIAS "index=1,media=cdrom"
4825 #define CDROM_ALIAS "index=2,media=cdrom"
4827 #define FD_ALIAS "index=%d,if=floppy"
4828 #define PFLASH_ALIAS "if=pflash"
4829 #define MTD_ALIAS "if=mtd"
4830 #define SD_ALIAS "index=0,if=sd"
4832 static int drive_add(const char *file
, const char *fmt
, ...)
4836 if (nb_drives_opt
>= MAX_DRIVES
) {
4837 fprintf(stderr
, "qemu: too many drives\n");
4841 drives_opt
[nb_drives_opt
].file
= file
;
4843 vsnprintf(drives_opt
[nb_drives_opt
].opt
,
4844 sizeof(drives_opt
[0].opt
), fmt
, ap
);
4847 return nb_drives_opt
++;
4850 int drive_get_index(BlockInterfaceType type
, int bus
, int unit
)
4854 /* seek interface, bus and unit */
4856 for (index
= 0; index
< nb_drives
; index
++)
4857 if (drives_table
[index
].type
== type
&&
4858 drives_table
[index
].bus
== bus
&&
4859 drives_table
[index
].unit
== unit
)
4865 int drive_get_max_bus(BlockInterfaceType type
)
4871 for (index
= 0; index
< nb_drives
; index
++) {
4872 if(drives_table
[index
].type
== type
&&
4873 drives_table
[index
].bus
> max_bus
)
4874 max_bus
= drives_table
[index
].bus
;
4879 static int drive_init(struct drive_opt
*arg
, int snapshot
,
4880 QEMUMachine
*machine
)
4885 const char *mediastr
= "";
4886 BlockInterfaceType type
;
4887 enum { MEDIA_DISK
, MEDIA_CDROM
} media
;
4888 int bus_id
, unit_id
;
4889 int cyls
, heads
, secs
, translation
;
4890 BlockDriverState
*bdrv
;
4895 char *str
= arg
->opt
;
4896 char *params
[] = { "bus", "unit", "if", "index", "cyls", "heads",
4897 "secs", "trans", "media", "snapshot", "file",
4900 if (check_params(buf
, sizeof(buf
), params
, str
) < 0) {
4901 fprintf(stderr
, "qemu: unknowm parameter '%s' in '%s'\n",
4907 cyls
= heads
= secs
= 0;
4910 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4914 if (!strcmp(machine
->name
, "realview") ||
4915 !strcmp(machine
->name
, "SS-5") ||
4916 !strcmp(machine
->name
, "SS-10") ||
4917 !strcmp(machine
->name
, "SS-600MP") ||
4918 !strcmp(machine
->name
, "versatilepb") ||
4919 !strcmp(machine
->name
, "versatileab")) {
4921 max_devs
= MAX_SCSI_DEVS
;
4922 strcpy(devname
, "scsi");
4925 max_devs
= MAX_IDE_DEVS
;
4926 strcpy(devname
, "ide");
4930 /* extract parameters */
4932 if (get_param_value(buf
, sizeof(buf
), "bus", str
)) {
4933 bus_id
= strtol(buf
, NULL
, 0);
4935 fprintf(stderr
, "qemu: '%s' invalid bus id\n", str
);
4940 if (get_param_value(buf
, sizeof(buf
), "unit", str
)) {
4941 unit_id
= strtol(buf
, NULL
, 0);
4943 fprintf(stderr
, "qemu: '%s' invalid unit id\n", str
);
4948 if (get_param_value(buf
, sizeof(buf
), "if", str
)) {
4949 strncpy(devname
, buf
, sizeof(devname
));
4950 if (!strcmp(buf
, "ide")) {
4952 max_devs
= MAX_IDE_DEVS
;
4953 } else if (!strcmp(buf
, "scsi")) {
4955 max_devs
= MAX_SCSI_DEVS
;
4956 } else if (!strcmp(buf
, "floppy")) {
4959 } else if (!strcmp(buf
, "pflash")) {
4962 } else if (!strcmp(buf
, "mtd")) {
4965 } else if (!strcmp(buf
, "sd")) {
4969 fprintf(stderr
, "qemu: '%s' unsupported bus type '%s'\n", str
, buf
);
4974 if (get_param_value(buf
, sizeof(buf
), "index", str
)) {
4975 index
= strtol(buf
, NULL
, 0);
4977 fprintf(stderr
, "qemu: '%s' invalid index\n", str
);
4982 if (get_param_value(buf
, sizeof(buf
), "cyls", str
)) {
4983 cyls
= strtol(buf
, NULL
, 0);
4986 if (get_param_value(buf
, sizeof(buf
), "heads", str
)) {
4987 heads
= strtol(buf
, NULL
, 0);
4990 if (get_param_value(buf
, sizeof(buf
), "secs", str
)) {
4991 secs
= strtol(buf
, NULL
, 0);
4994 if (cyls
|| heads
|| secs
) {
4995 if (cyls
< 1 || cyls
> 16383) {
4996 fprintf(stderr
, "qemu: '%s' invalid physical cyls number\n", str
);
4999 if (heads
< 1 || heads
> 16) {
5000 fprintf(stderr
, "qemu: '%s' invalid physical heads number\n", str
);
5003 if (secs
< 1 || secs
> 63) {
5004 fprintf(stderr
, "qemu: '%s' invalid physical secs number\n", str
);
5009 if (get_param_value(buf
, sizeof(buf
), "trans", str
)) {
5012 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5016 if (!strcmp(buf
, "none"))
5017 translation
= BIOS_ATA_TRANSLATION_NONE
;
5018 else if (!strcmp(buf
, "lba"))
5019 translation
= BIOS_ATA_TRANSLATION_LBA
;
5020 else if (!strcmp(buf
, "auto"))
5021 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5023 fprintf(stderr
, "qemu: '%s' invalid translation type\n", str
);
5028 if (get_param_value(buf
, sizeof(buf
), "media", str
)) {
5029 if (!strcmp(buf
, "disk")) {
5031 } else if (!strcmp(buf
, "cdrom")) {
5032 if (cyls
|| secs
|| heads
) {
5034 "qemu: '%s' invalid physical CHS format\n", str
);
5037 media
= MEDIA_CDROM
;
5039 fprintf(stderr
, "qemu: '%s' invalid media\n", str
);
5044 if (get_param_value(buf
, sizeof(buf
), "snapshot", str
)) {
5045 if (!strcmp(buf
, "on"))
5047 else if (!strcmp(buf
, "off"))
5050 fprintf(stderr
, "qemu: '%s' invalid snapshot option\n", str
);
5055 if (get_param_value(buf
, sizeof(buf
), "cache", str
)) {
5056 if (!strcmp(buf
, "off"))
5058 else if (!strcmp(buf
, "on"))
5061 fprintf(stderr
, "qemu: invalid cache option\n");
5066 if (arg
->file
== NULL
)
5067 get_param_value(file
, sizeof(file
), "file", str
);
5069 pstrcpy(file
, sizeof(file
), arg
->file
);
5071 /* compute bus and unit according index */
5074 if (bus_id
!= 0 || unit_id
!= -1) {
5076 "qemu: '%s' index cannot be used with bus and unit\n", str
);
5084 unit_id
= index
% max_devs
;
5085 bus_id
= index
/ max_devs
;
5089 /* if user doesn't specify a unit_id,
5090 * try to find the first free
5093 if (unit_id
== -1) {
5095 while (drive_get_index(type
, bus_id
, unit_id
) != -1) {
5097 if (max_devs
&& unit_id
>= max_devs
) {
5098 unit_id
-= max_devs
;
5106 if (max_devs
&& unit_id
>= max_devs
) {
5107 fprintf(stderr
, "qemu: '%s' unit %d too big (max is %d)\n",
5108 str
, unit_id
, max_devs
- 1);
5113 * ignore multiple definitions
5116 if (drive_get_index(type
, bus_id
, unit_id
) != -1)
5121 if (type
== IF_IDE
|| type
== IF_SCSI
)
5122 mediastr
= (media
== MEDIA_CDROM
) ? "-cd" : "-hd";
5124 snprintf(buf
, sizeof(buf
), "%s%i%s%i",
5125 devname
, bus_id
, mediastr
, unit_id
);
5127 snprintf(buf
, sizeof(buf
), "%s%s%i",
5128 devname
, mediastr
, unit_id
);
5129 bdrv
= bdrv_new(buf
);
5130 drives_table
[nb_drives
].bdrv
= bdrv
;
5131 drives_table
[nb_drives
].type
= type
;
5132 drives_table
[nb_drives
].bus
= bus_id
;
5133 drives_table
[nb_drives
].unit
= unit_id
;
5142 bdrv_set_geometry_hint(bdrv
, cyls
, heads
, secs
);
5143 bdrv_set_translation_hint(bdrv
, translation
);
5147 bdrv_set_type_hint(bdrv
, BDRV_TYPE_CDROM
);
5152 /* FIXME: This isn't really a floppy, but it's a reasonable
5155 bdrv_set_type_hint(bdrv
, BDRV_TYPE_FLOPPY
);
5165 bdrv_flags
|= BDRV_O_SNAPSHOT
;
5167 bdrv_flags
|= BDRV_O_DIRECT
;
5168 if (bdrv_open(bdrv
, file
, bdrv_flags
) < 0 || qemu_key_check(bdrv
, file
)) {
5169 fprintf(stderr
, "qemu: could not open disk image %s\n",
5176 /***********************************************************/
5179 static USBPort
*used_usb_ports
;
5180 static USBPort
*free_usb_ports
;
5182 /* ??? Maybe change this to register a hub to keep track of the topology. */
5183 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
5184 usb_attachfn attach
)
5186 port
->opaque
= opaque
;
5187 port
->index
= index
;
5188 port
->attach
= attach
;
5189 port
->next
= free_usb_ports
;
5190 free_usb_ports
= port
;
5193 static int usb_device_add(const char *devname
)
5199 if (!free_usb_ports
)
5202 if (strstart(devname
, "host:", &p
)) {
5203 dev
= usb_host_device_open(p
);
5204 } else if (!strcmp(devname
, "mouse")) {
5205 dev
= usb_mouse_init();
5206 } else if (!strcmp(devname
, "tablet")) {
5207 dev
= usb_tablet_init();
5208 } else if (!strcmp(devname
, "keyboard")) {
5209 dev
= usb_keyboard_init();
5210 } else if (strstart(devname
, "disk:", &p
)) {
5211 dev
= usb_msd_init(p
);
5212 } else if (!strcmp(devname
, "wacom-tablet")) {
5213 dev
= usb_wacom_init();
5214 } else if (strstart(devname
, "serial:", &p
)) {
5215 dev
= usb_serial_init(p
);
5222 /* Find a USB port to add the device to. */
5223 port
= free_usb_ports
;
5227 /* Create a new hub and chain it on. */
5228 free_usb_ports
= NULL
;
5229 port
->next
= used_usb_ports
;
5230 used_usb_ports
= port
;
5232 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
5233 usb_attach(port
, hub
);
5234 port
= free_usb_ports
;
5237 free_usb_ports
= port
->next
;
5238 port
->next
= used_usb_ports
;
5239 used_usb_ports
= port
;
5240 usb_attach(port
, dev
);
5244 static int usb_device_del(const char *devname
)
5252 if (!used_usb_ports
)
5255 p
= strchr(devname
, '.');
5258 bus_num
= strtoul(devname
, NULL
, 0);
5259 addr
= strtoul(p
+ 1, NULL
, 0);
5263 lastp
= &used_usb_ports
;
5264 port
= used_usb_ports
;
5265 while (port
&& port
->dev
->addr
!= addr
) {
5266 lastp
= &port
->next
;
5274 *lastp
= port
->next
;
5275 usb_attach(port
, NULL
);
5276 dev
->handle_destroy(dev
);
5277 port
->next
= free_usb_ports
;
5278 free_usb_ports
= port
;
5282 void do_usb_add(const char *devname
)
5285 ret
= usb_device_add(devname
);
5287 term_printf("Could not add USB device '%s'\n", devname
);
5290 void do_usb_del(const char *devname
)
5293 ret
= usb_device_del(devname
);
5295 term_printf("Could not remove USB device '%s'\n", devname
);
5302 const char *speed_str
;
5305 term_printf("USB support not enabled\n");
5309 for (port
= used_usb_ports
; port
; port
= port
->next
) {
5313 switch(dev
->speed
) {
5317 case USB_SPEED_FULL
:
5320 case USB_SPEED_HIGH
:
5327 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5328 0, dev
->addr
, speed_str
, dev
->devname
);
5332 /***********************************************************/
5333 /* PCMCIA/Cardbus */
5335 static struct pcmcia_socket_entry_s
{
5336 struct pcmcia_socket_s
*socket
;
5337 struct pcmcia_socket_entry_s
*next
;
5338 } *pcmcia_sockets
= 0;
5340 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
5342 struct pcmcia_socket_entry_s
*entry
;
5344 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
5345 entry
->socket
= socket
;
5346 entry
->next
= pcmcia_sockets
;
5347 pcmcia_sockets
= entry
;
5350 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
5352 struct pcmcia_socket_entry_s
*entry
, **ptr
;
5354 ptr
= &pcmcia_sockets
;
5355 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
5356 if (entry
->socket
== socket
) {
5362 void pcmcia_info(void)
5364 struct pcmcia_socket_entry_s
*iter
;
5365 if (!pcmcia_sockets
)
5366 term_printf("No PCMCIA sockets\n");
5368 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
5369 term_printf("%s: %s\n", iter
->socket
->slot_string
,
5370 iter
->socket
->attached
? iter
->socket
->card_string
:
5374 /***********************************************************/
5377 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
5381 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
5385 static void dumb_refresh(DisplayState
*ds
)
5387 #if defined(CONFIG_SDL)
5392 static void dumb_display_init(DisplayState
*ds
)
5397 ds
->dpy_update
= dumb_update
;
5398 ds
->dpy_resize
= dumb_resize
;
5399 ds
->dpy_refresh
= dumb_refresh
;
5402 /***********************************************************/
5405 #define MAX_IO_HANDLERS 64
5407 typedef struct IOHandlerRecord
{
5409 IOCanRWHandler
*fd_read_poll
;
5411 IOHandler
*fd_write
;
5414 /* temporary data */
5416 struct IOHandlerRecord
*next
;
5419 static IOHandlerRecord
*first_io_handler
;
5421 /* XXX: fd_read_poll should be suppressed, but an API change is
5422 necessary in the character devices to suppress fd_can_read(). */
5423 int qemu_set_fd_handler2(int fd
,
5424 IOCanRWHandler
*fd_read_poll
,
5426 IOHandler
*fd_write
,
5429 IOHandlerRecord
**pioh
, *ioh
;
5431 if (!fd_read
&& !fd_write
) {
5432 pioh
= &first_io_handler
;
5437 if (ioh
->fd
== fd
) {
5444 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5448 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
5451 ioh
->next
= first_io_handler
;
5452 first_io_handler
= ioh
;
5455 ioh
->fd_read_poll
= fd_read_poll
;
5456 ioh
->fd_read
= fd_read
;
5457 ioh
->fd_write
= fd_write
;
5458 ioh
->opaque
= opaque
;
5464 int qemu_set_fd_handler(int fd
,
5466 IOHandler
*fd_write
,
5469 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
5472 /***********************************************************/
5473 /* Polling handling */
5475 typedef struct PollingEntry
{
5478 struct PollingEntry
*next
;
5481 static PollingEntry
*first_polling_entry
;
5483 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
5485 PollingEntry
**ppe
, *pe
;
5486 pe
= qemu_mallocz(sizeof(PollingEntry
));
5490 pe
->opaque
= opaque
;
5491 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
5496 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
5498 PollingEntry
**ppe
, *pe
;
5499 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
5501 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
5510 /***********************************************************/
5511 /* Wait objects support */
5512 typedef struct WaitObjects
{
5514 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
5515 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
5516 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
5519 static WaitObjects wait_objects
= {0};
5521 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5523 WaitObjects
*w
= &wait_objects
;
5525 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
5527 w
->events
[w
->num
] = handle
;
5528 w
->func
[w
->num
] = func
;
5529 w
->opaque
[w
->num
] = opaque
;
5534 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5537 WaitObjects
*w
= &wait_objects
;
5540 for (i
= 0; i
< w
->num
; i
++) {
5541 if (w
->events
[i
] == handle
)
5544 w
->events
[i
] = w
->events
[i
+ 1];
5545 w
->func
[i
] = w
->func
[i
+ 1];
5546 w
->opaque
[i
] = w
->opaque
[i
+ 1];
5554 /***********************************************************/
5555 /* savevm/loadvm support */
5557 #define IO_BUF_SIZE 32768
5561 BlockDriverState
*bs
;
5564 int64_t base_offset
;
5565 int64_t buf_offset
; /* start of buffer when writing, end of buffer
5568 int buf_size
; /* 0 when writing */
5569 uint8_t buf
[IO_BUF_SIZE
];
5572 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
5576 f
= qemu_mallocz(sizeof(QEMUFile
));
5579 if (!strcmp(mode
, "wb")) {
5581 } else if (!strcmp(mode
, "rb")) {
5586 f
->outfile
= fopen(filename
, mode
);
5598 static QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
5602 f
= qemu_mallocz(sizeof(QEMUFile
));
5607 f
->is_writable
= is_writable
;
5608 f
->base_offset
= offset
;
5612 void qemu_fflush(QEMUFile
*f
)
5614 if (!f
->is_writable
)
5616 if (f
->buf_index
> 0) {
5618 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5619 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
5621 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5622 f
->buf
, f
->buf_index
);
5624 f
->buf_offset
+= f
->buf_index
;
5629 static void qemu_fill_buffer(QEMUFile
*f
)
5636 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5637 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
5641 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5642 f
->buf
, IO_BUF_SIZE
);
5648 f
->buf_offset
+= len
;
5651 void qemu_fclose(QEMUFile
*f
)
5661 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
5665 l
= IO_BUF_SIZE
- f
->buf_index
;
5668 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
5672 if (f
->buf_index
>= IO_BUF_SIZE
)
5677 void qemu_put_byte(QEMUFile
*f
, int v
)
5679 f
->buf
[f
->buf_index
++] = v
;
5680 if (f
->buf_index
>= IO_BUF_SIZE
)
5684 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
5690 l
= f
->buf_size
- f
->buf_index
;
5692 qemu_fill_buffer(f
);
5693 l
= f
->buf_size
- f
->buf_index
;
5699 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
5704 return size1
- size
;
5707 int qemu_get_byte(QEMUFile
*f
)
5709 if (f
->buf_index
>= f
->buf_size
) {
5710 qemu_fill_buffer(f
);
5711 if (f
->buf_index
>= f
->buf_size
)
5714 return f
->buf
[f
->buf_index
++];
5717 int64_t qemu_ftell(QEMUFile
*f
)
5719 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
5722 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
5724 if (whence
== SEEK_SET
) {
5726 } else if (whence
== SEEK_CUR
) {
5727 pos
+= qemu_ftell(f
);
5729 /* SEEK_END not supported */
5732 if (f
->is_writable
) {
5734 f
->buf_offset
= pos
;
5736 f
->buf_offset
= pos
;
5743 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
5745 qemu_put_byte(f
, v
>> 8);
5746 qemu_put_byte(f
, v
);
5749 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
5751 qemu_put_byte(f
, v
>> 24);
5752 qemu_put_byte(f
, v
>> 16);
5753 qemu_put_byte(f
, v
>> 8);
5754 qemu_put_byte(f
, v
);
5757 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
5759 qemu_put_be32(f
, v
>> 32);
5760 qemu_put_be32(f
, v
);
5763 unsigned int qemu_get_be16(QEMUFile
*f
)
5766 v
= qemu_get_byte(f
) << 8;
5767 v
|= qemu_get_byte(f
);
5771 unsigned int qemu_get_be32(QEMUFile
*f
)
5774 v
= qemu_get_byte(f
) << 24;
5775 v
|= qemu_get_byte(f
) << 16;
5776 v
|= qemu_get_byte(f
) << 8;
5777 v
|= qemu_get_byte(f
);
5781 uint64_t qemu_get_be64(QEMUFile
*f
)
5784 v
= (uint64_t)qemu_get_be32(f
) << 32;
5785 v
|= qemu_get_be32(f
);
5789 typedef struct SaveStateEntry
{
5793 SaveStateHandler
*save_state
;
5794 LoadStateHandler
*load_state
;
5796 struct SaveStateEntry
*next
;
5799 static SaveStateEntry
*first_se
;
5801 int register_savevm(const char *idstr
,
5804 SaveStateHandler
*save_state
,
5805 LoadStateHandler
*load_state
,
5808 SaveStateEntry
*se
, **pse
;
5810 se
= qemu_malloc(sizeof(SaveStateEntry
));
5813 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
5814 se
->instance_id
= instance_id
;
5815 se
->version_id
= version_id
;
5816 se
->save_state
= save_state
;
5817 se
->load_state
= load_state
;
5818 se
->opaque
= opaque
;
5821 /* add at the end of list */
5823 while (*pse
!= NULL
)
5824 pse
= &(*pse
)->next
;
5829 #define QEMU_VM_FILE_MAGIC 0x5145564d
5830 #define QEMU_VM_FILE_VERSION 0x00000002
5832 static int qemu_savevm_state(QEMUFile
*f
)
5836 int64_t cur_pos
, len_pos
, total_len_pos
;
5838 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
5839 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
5840 total_len_pos
= qemu_ftell(f
);
5841 qemu_put_be64(f
, 0); /* total size */
5843 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5845 len
= strlen(se
->idstr
);
5846 qemu_put_byte(f
, len
);
5847 qemu_put_buffer(f
, (uint8_t *)se
->idstr
, len
);
5849 qemu_put_be32(f
, se
->instance_id
);
5850 qemu_put_be32(f
, se
->version_id
);
5852 /* record size: filled later */
5853 len_pos
= qemu_ftell(f
);
5854 qemu_put_be32(f
, 0);
5855 se
->save_state(f
, se
->opaque
);
5857 /* fill record size */
5858 cur_pos
= qemu_ftell(f
);
5859 len
= cur_pos
- len_pos
- 4;
5860 qemu_fseek(f
, len_pos
, SEEK_SET
);
5861 qemu_put_be32(f
, len
);
5862 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5864 cur_pos
= qemu_ftell(f
);
5865 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
5866 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
5867 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5873 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
5877 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5878 if (!strcmp(se
->idstr
, idstr
) &&
5879 instance_id
== se
->instance_id
)
5885 static int qemu_loadvm_state(QEMUFile
*f
)
5888 int len
, ret
, instance_id
, record_len
, version_id
;
5889 int64_t total_len
, end_pos
, cur_pos
;
5893 v
= qemu_get_be32(f
);
5894 if (v
!= QEMU_VM_FILE_MAGIC
)
5896 v
= qemu_get_be32(f
);
5897 if (v
!= QEMU_VM_FILE_VERSION
) {
5902 total_len
= qemu_get_be64(f
);
5903 end_pos
= total_len
+ qemu_ftell(f
);
5905 if (qemu_ftell(f
) >= end_pos
)
5907 len
= qemu_get_byte(f
);
5908 qemu_get_buffer(f
, (uint8_t *)idstr
, len
);
5910 instance_id
= qemu_get_be32(f
);
5911 version_id
= qemu_get_be32(f
);
5912 record_len
= qemu_get_be32(f
);
5914 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5915 idstr
, instance_id
, version_id
, record_len
);
5917 cur_pos
= qemu_ftell(f
);
5918 se
= find_se(idstr
, instance_id
);
5920 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5921 instance_id
, idstr
);
5923 ret
= se
->load_state(f
, se
->opaque
, version_id
);
5925 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5926 instance_id
, idstr
);
5929 /* always seek to exact end of record */
5930 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
5937 /* device can contain snapshots */
5938 static int bdrv_can_snapshot(BlockDriverState
*bs
)
5941 !bdrv_is_removable(bs
) &&
5942 !bdrv_is_read_only(bs
));
5945 /* device must be snapshots in order to have a reliable snapshot */
5946 static int bdrv_has_snapshot(BlockDriverState
*bs
)
5949 !bdrv_is_removable(bs
) &&
5950 !bdrv_is_read_only(bs
));
5953 static BlockDriverState
*get_bs_snapshots(void)
5955 BlockDriverState
*bs
;
5959 return bs_snapshots
;
5960 for(i
= 0; i
<= nb_drives
; i
++) {
5961 bs
= drives_table
[i
].bdrv
;
5962 if (bdrv_can_snapshot(bs
))
5971 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
5974 QEMUSnapshotInfo
*sn_tab
, *sn
;
5978 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
5981 for(i
= 0; i
< nb_sns
; i
++) {
5983 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
5993 void do_savevm(const char *name
)
5995 BlockDriverState
*bs
, *bs1
;
5996 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
5997 int must_delete
, ret
, i
;
5998 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6000 int saved_vm_running
;
6007 bs
= get_bs_snapshots();
6009 term_printf("No block device can accept snapshots\n");
6013 /* ??? Should this occur after vm_stop? */
6016 saved_vm_running
= vm_running
;
6021 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
6026 memset(sn
, 0, sizeof(*sn
));
6028 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
6029 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
6032 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
6035 /* fill auxiliary fields */
6038 sn
->date_sec
= tb
.time
;
6039 sn
->date_nsec
= tb
.millitm
* 1000000;
6041 gettimeofday(&tv
, NULL
);
6042 sn
->date_sec
= tv
.tv_sec
;
6043 sn
->date_nsec
= tv
.tv_usec
* 1000;
6045 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
6047 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6048 term_printf("Device %s does not support VM state snapshots\n",
6049 bdrv_get_device_name(bs
));
6053 /* save the VM state */
6054 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
6056 term_printf("Could not open VM state file\n");
6059 ret
= qemu_savevm_state(f
);
6060 sn
->vm_state_size
= qemu_ftell(f
);
6063 term_printf("Error %d while writing VM\n", ret
);
6067 /* create the snapshots */
6069 for(i
= 0; i
< nb_drives
; i
++) {
6070 bs1
= drives_table
[i
].bdrv
;
6071 if (bdrv_has_snapshot(bs1
)) {
6073 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
6075 term_printf("Error while deleting snapshot on '%s'\n",
6076 bdrv_get_device_name(bs1
));
6079 ret
= bdrv_snapshot_create(bs1
, sn
);
6081 term_printf("Error while creating snapshot on '%s'\n",
6082 bdrv_get_device_name(bs1
));
6088 if (saved_vm_running
)
6092 void do_loadvm(const char *name
)
6094 BlockDriverState
*bs
, *bs1
;
6095 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6098 int saved_vm_running
;
6100 bs
= get_bs_snapshots();
6102 term_printf("No block device supports snapshots\n");
6106 /* Flush all IO requests so they don't interfere with the new state. */
6109 saved_vm_running
= vm_running
;
6112 for(i
= 0; i
<= nb_drives
; i
++) {
6113 bs1
= drives_table
[i
].bdrv
;
6114 if (bdrv_has_snapshot(bs1
)) {
6115 ret
= bdrv_snapshot_goto(bs1
, name
);
6118 term_printf("Warning: ");
6121 term_printf("Snapshots not supported on device '%s'\n",
6122 bdrv_get_device_name(bs1
));
6125 term_printf("Could not find snapshot '%s' on device '%s'\n",
6126 name
, bdrv_get_device_name(bs1
));
6129 term_printf("Error %d while activating snapshot on '%s'\n",
6130 ret
, bdrv_get_device_name(bs1
));
6133 /* fatal on snapshot block device */
6140 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6141 term_printf("Device %s does not support VM state snapshots\n",
6142 bdrv_get_device_name(bs
));
6146 /* restore the VM state */
6147 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
6149 term_printf("Could not open VM state file\n");
6152 ret
= qemu_loadvm_state(f
);
6155 term_printf("Error %d while loading VM state\n", ret
);
6158 if (saved_vm_running
)
6162 void do_delvm(const char *name
)
6164 BlockDriverState
*bs
, *bs1
;
6167 bs
= get_bs_snapshots();
6169 term_printf("No block device supports snapshots\n");
6173 for(i
= 0; i
<= nb_drives
; i
++) {
6174 bs1
= drives_table
[i
].bdrv
;
6175 if (bdrv_has_snapshot(bs1
)) {
6176 ret
= bdrv_snapshot_delete(bs1
, name
);
6178 if (ret
== -ENOTSUP
)
6179 term_printf("Snapshots not supported on device '%s'\n",
6180 bdrv_get_device_name(bs1
));
6182 term_printf("Error %d while deleting snapshot on '%s'\n",
6183 ret
, bdrv_get_device_name(bs1
));
6189 void do_info_snapshots(void)
6191 BlockDriverState
*bs
, *bs1
;
6192 QEMUSnapshotInfo
*sn_tab
, *sn
;
6196 bs
= get_bs_snapshots();
6198 term_printf("No available block device supports snapshots\n");
6201 term_printf("Snapshot devices:");
6202 for(i
= 0; i
<= nb_drives
; i
++) {
6203 bs1
= drives_table
[i
].bdrv
;
6204 if (bdrv_has_snapshot(bs1
)) {
6206 term_printf(" %s", bdrv_get_device_name(bs1
));
6211 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6213 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
6216 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
6217 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
6218 for(i
= 0; i
< nb_sns
; i
++) {
6220 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
6225 /***********************************************************/
6226 /* cpu save/restore */
6228 #if defined(TARGET_I386)
6230 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
6232 qemu_put_be32(f
, dt
->selector
);
6233 qemu_put_betl(f
, dt
->base
);
6234 qemu_put_be32(f
, dt
->limit
);
6235 qemu_put_be32(f
, dt
->flags
);
6238 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
6240 dt
->selector
= qemu_get_be32(f
);
6241 dt
->base
= qemu_get_betl(f
);
6242 dt
->limit
= qemu_get_be32(f
);
6243 dt
->flags
= qemu_get_be32(f
);
6246 void cpu_save(QEMUFile
*f
, void *opaque
)
6248 CPUState
*env
= opaque
;
6249 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
6253 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6254 qemu_put_betls(f
, &env
->regs
[i
]);
6255 qemu_put_betls(f
, &env
->eip
);
6256 qemu_put_betls(f
, &env
->eflags
);
6257 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
6258 qemu_put_be32s(f
, &hflags
);
6262 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
6264 for(i
= 0; i
< 8; i
++) {
6265 fptag
|= ((!env
->fptags
[i
]) << i
);
6268 qemu_put_be16s(f
, &fpuc
);
6269 qemu_put_be16s(f
, &fpus
);
6270 qemu_put_be16s(f
, &fptag
);
6272 #ifdef USE_X86LDOUBLE
6277 qemu_put_be16s(f
, &fpregs_format
);
6279 for(i
= 0; i
< 8; i
++) {
6280 #ifdef USE_X86LDOUBLE
6284 /* we save the real CPU data (in case of MMX usage only 'mant'
6285 contains the MMX register */
6286 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
6287 qemu_put_be64(f
, mant
);
6288 qemu_put_be16(f
, exp
);
6291 /* if we use doubles for float emulation, we save the doubles to
6292 avoid losing information in case of MMX usage. It can give
6293 problems if the image is restored on a CPU where long
6294 doubles are used instead. */
6295 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
6299 for(i
= 0; i
< 6; i
++)
6300 cpu_put_seg(f
, &env
->segs
[i
]);
6301 cpu_put_seg(f
, &env
->ldt
);
6302 cpu_put_seg(f
, &env
->tr
);
6303 cpu_put_seg(f
, &env
->gdt
);
6304 cpu_put_seg(f
, &env
->idt
);
6306 qemu_put_be32s(f
, &env
->sysenter_cs
);
6307 qemu_put_be32s(f
, &env
->sysenter_esp
);
6308 qemu_put_be32s(f
, &env
->sysenter_eip
);
6310 qemu_put_betls(f
, &env
->cr
[0]);
6311 qemu_put_betls(f
, &env
->cr
[2]);
6312 qemu_put_betls(f
, &env
->cr
[3]);
6313 qemu_put_betls(f
, &env
->cr
[4]);
6315 for(i
= 0; i
< 8; i
++)
6316 qemu_put_betls(f
, &env
->dr
[i
]);
6319 qemu_put_be32s(f
, &env
->a20_mask
);
6322 qemu_put_be32s(f
, &env
->mxcsr
);
6323 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6324 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6325 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6328 #ifdef TARGET_X86_64
6329 qemu_put_be64s(f
, &env
->efer
);
6330 qemu_put_be64s(f
, &env
->star
);
6331 qemu_put_be64s(f
, &env
->lstar
);
6332 qemu_put_be64s(f
, &env
->cstar
);
6333 qemu_put_be64s(f
, &env
->fmask
);
6334 qemu_put_be64s(f
, &env
->kernelgsbase
);
6336 qemu_put_be32s(f
, &env
->smbase
);
6339 #ifdef USE_X86LDOUBLE
6340 /* XXX: add that in a FPU generic layer */
6341 union x86_longdouble
{
6346 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6347 #define EXPBIAS1 1023
6348 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6349 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6351 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
6355 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
6356 /* exponent + sign */
6357 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
6358 e
|= SIGND1(temp
) >> 16;
6363 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6365 CPUState
*env
= opaque
;
6368 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
6370 if (version_id
!= 3 && version_id
!= 4)
6372 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6373 qemu_get_betls(f
, &env
->regs
[i
]);
6374 qemu_get_betls(f
, &env
->eip
);
6375 qemu_get_betls(f
, &env
->eflags
);
6376 qemu_get_be32s(f
, &hflags
);
6378 qemu_get_be16s(f
, &fpuc
);
6379 qemu_get_be16s(f
, &fpus
);
6380 qemu_get_be16s(f
, &fptag
);
6381 qemu_get_be16s(f
, &fpregs_format
);
6383 /* NOTE: we cannot always restore the FPU state if the image come
6384 from a host with a different 'USE_X86LDOUBLE' define. We guess
6385 if we are in an MMX state to restore correctly in that case. */
6386 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
6387 for(i
= 0; i
< 8; i
++) {
6391 switch(fpregs_format
) {
6393 mant
= qemu_get_be64(f
);
6394 exp
= qemu_get_be16(f
);
6395 #ifdef USE_X86LDOUBLE
6396 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6398 /* difficult case */
6400 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6402 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6406 mant
= qemu_get_be64(f
);
6407 #ifdef USE_X86LDOUBLE
6409 union x86_longdouble
*p
;
6410 /* difficult case */
6411 p
= (void *)&env
->fpregs
[i
];
6416 fp64_to_fp80(p
, mant
);
6420 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6429 /* XXX: restore FPU round state */
6430 env
->fpstt
= (fpus
>> 11) & 7;
6431 env
->fpus
= fpus
& ~0x3800;
6433 for(i
= 0; i
< 8; i
++) {
6434 env
->fptags
[i
] = (fptag
>> i
) & 1;
6437 for(i
= 0; i
< 6; i
++)
6438 cpu_get_seg(f
, &env
->segs
[i
]);
6439 cpu_get_seg(f
, &env
->ldt
);
6440 cpu_get_seg(f
, &env
->tr
);
6441 cpu_get_seg(f
, &env
->gdt
);
6442 cpu_get_seg(f
, &env
->idt
);
6444 qemu_get_be32s(f
, &env
->sysenter_cs
);
6445 qemu_get_be32s(f
, &env
->sysenter_esp
);
6446 qemu_get_be32s(f
, &env
->sysenter_eip
);
6448 qemu_get_betls(f
, &env
->cr
[0]);
6449 qemu_get_betls(f
, &env
->cr
[2]);
6450 qemu_get_betls(f
, &env
->cr
[3]);
6451 qemu_get_betls(f
, &env
->cr
[4]);
6453 for(i
= 0; i
< 8; i
++)
6454 qemu_get_betls(f
, &env
->dr
[i
]);
6457 qemu_get_be32s(f
, &env
->a20_mask
);
6459 qemu_get_be32s(f
, &env
->mxcsr
);
6460 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6461 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6462 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6465 #ifdef TARGET_X86_64
6466 qemu_get_be64s(f
, &env
->efer
);
6467 qemu_get_be64s(f
, &env
->star
);
6468 qemu_get_be64s(f
, &env
->lstar
);
6469 qemu_get_be64s(f
, &env
->cstar
);
6470 qemu_get_be64s(f
, &env
->fmask
);
6471 qemu_get_be64s(f
, &env
->kernelgsbase
);
6473 if (version_id
>= 4)
6474 qemu_get_be32s(f
, &env
->smbase
);
6476 /* XXX: compute hflags from scratch, except for CPL and IIF */
6477 env
->hflags
= hflags
;
6482 #elif defined(TARGET_PPC)
6483 void cpu_save(QEMUFile
*f
, void *opaque
)
6487 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6492 #elif defined(TARGET_MIPS)
6493 void cpu_save(QEMUFile
*f
, void *opaque
)
6497 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6502 #elif defined(TARGET_SPARC)
6503 void cpu_save(QEMUFile
*f
, void *opaque
)
6505 CPUState
*env
= opaque
;
6509 for(i
= 0; i
< 8; i
++)
6510 qemu_put_betls(f
, &env
->gregs
[i
]);
6511 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6512 qemu_put_betls(f
, &env
->regbase
[i
]);
6515 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6521 qemu_put_be32(f
, u
.i
);
6524 qemu_put_betls(f
, &env
->pc
);
6525 qemu_put_betls(f
, &env
->npc
);
6526 qemu_put_betls(f
, &env
->y
);
6528 qemu_put_be32(f
, tmp
);
6529 qemu_put_betls(f
, &env
->fsr
);
6530 qemu_put_betls(f
, &env
->tbr
);
6531 #ifndef TARGET_SPARC64
6532 qemu_put_be32s(f
, &env
->wim
);
6534 for(i
= 0; i
< 16; i
++)
6535 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
6539 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6541 CPUState
*env
= opaque
;
6545 for(i
= 0; i
< 8; i
++)
6546 qemu_get_betls(f
, &env
->gregs
[i
]);
6547 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6548 qemu_get_betls(f
, &env
->regbase
[i
]);
6551 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6556 u
.i
= qemu_get_be32(f
);
6560 qemu_get_betls(f
, &env
->pc
);
6561 qemu_get_betls(f
, &env
->npc
);
6562 qemu_get_betls(f
, &env
->y
);
6563 tmp
= qemu_get_be32(f
);
6564 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
6565 correctly updated */
6567 qemu_get_betls(f
, &env
->fsr
);
6568 qemu_get_betls(f
, &env
->tbr
);
6569 #ifndef TARGET_SPARC64
6570 qemu_get_be32s(f
, &env
->wim
);
6572 for(i
= 0; i
< 16; i
++)
6573 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
6579 #elif defined(TARGET_ARM)
6581 void cpu_save(QEMUFile
*f
, void *opaque
)
6584 CPUARMState
*env
= (CPUARMState
*)opaque
;
6586 for (i
= 0; i
< 16; i
++) {
6587 qemu_put_be32(f
, env
->regs
[i
]);
6589 qemu_put_be32(f
, cpsr_read(env
));
6590 qemu_put_be32(f
, env
->spsr
);
6591 for (i
= 0; i
< 6; i
++) {
6592 qemu_put_be32(f
, env
->banked_spsr
[i
]);
6593 qemu_put_be32(f
, env
->banked_r13
[i
]);
6594 qemu_put_be32(f
, env
->banked_r14
[i
]);
6596 for (i
= 0; i
< 5; i
++) {
6597 qemu_put_be32(f
, env
->usr_regs
[i
]);
6598 qemu_put_be32(f
, env
->fiq_regs
[i
]);
6600 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
6601 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
6602 qemu_put_be32(f
, env
->cp15
.c1_sys
);
6603 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
6604 qemu_put_be32(f
, env
->cp15
.c1_xscaleauxcr
);
6605 qemu_put_be32(f
, env
->cp15
.c2_base0
);
6606 qemu_put_be32(f
, env
->cp15
.c2_base1
);
6607 qemu_put_be32(f
, env
->cp15
.c2_mask
);
6608 qemu_put_be32(f
, env
->cp15
.c2_data
);
6609 qemu_put_be32(f
, env
->cp15
.c2_insn
);
6610 qemu_put_be32(f
, env
->cp15
.c3
);
6611 qemu_put_be32(f
, env
->cp15
.c5_insn
);
6612 qemu_put_be32(f
, env
->cp15
.c5_data
);
6613 for (i
= 0; i
< 8; i
++) {
6614 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
6616 qemu_put_be32(f
, env
->cp15
.c6_insn
);
6617 qemu_put_be32(f
, env
->cp15
.c6_data
);
6618 qemu_put_be32(f
, env
->cp15
.c9_insn
);
6619 qemu_put_be32(f
, env
->cp15
.c9_data
);
6620 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
6621 qemu_put_be32(f
, env
->cp15
.c13_context
);
6622 qemu_put_be32(f
, env
->cp15
.c13_tls1
);
6623 qemu_put_be32(f
, env
->cp15
.c13_tls2
);
6624 qemu_put_be32(f
, env
->cp15
.c13_tls3
);
6625 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
6627 qemu_put_be32(f
, env
->features
);
6629 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6630 for (i
= 0; i
< 16; i
++) {
6632 u
.d
= env
->vfp
.regs
[i
];
6633 qemu_put_be32(f
, u
.l
.upper
);
6634 qemu_put_be32(f
, u
.l
.lower
);
6636 for (i
= 0; i
< 16; i
++) {
6637 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
6640 /* TODO: Should use proper FPSCR access functions. */
6641 qemu_put_be32(f
, env
->vfp
.vec_len
);
6642 qemu_put_be32(f
, env
->vfp
.vec_stride
);
6644 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6645 for (i
= 16; i
< 32; i
++) {
6647 u
.d
= env
->vfp
.regs
[i
];
6648 qemu_put_be32(f
, u
.l
.upper
);
6649 qemu_put_be32(f
, u
.l
.lower
);
6654 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6655 for (i
= 0; i
< 16; i
++) {
6656 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
6658 for (i
= 0; i
< 16; i
++) {
6659 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
6663 if (arm_feature(env
, ARM_FEATURE_M
)) {
6664 qemu_put_be32(f
, env
->v7m
.other_sp
);
6665 qemu_put_be32(f
, env
->v7m
.vecbase
);
6666 qemu_put_be32(f
, env
->v7m
.basepri
);
6667 qemu_put_be32(f
, env
->v7m
.control
);
6668 qemu_put_be32(f
, env
->v7m
.current_sp
);
6669 qemu_put_be32(f
, env
->v7m
.exception
);
6673 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6675 CPUARMState
*env
= (CPUARMState
*)opaque
;
6678 if (version_id
!= ARM_CPU_SAVE_VERSION
)
6681 for (i
= 0; i
< 16; i
++) {
6682 env
->regs
[i
] = qemu_get_be32(f
);
6684 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
6685 env
->spsr
= qemu_get_be32(f
);
6686 for (i
= 0; i
< 6; i
++) {
6687 env
->banked_spsr
[i
] = qemu_get_be32(f
);
6688 env
->banked_r13
[i
] = qemu_get_be32(f
);
6689 env
->banked_r14
[i
] = qemu_get_be32(f
);
6691 for (i
= 0; i
< 5; i
++) {
6692 env
->usr_regs
[i
] = qemu_get_be32(f
);
6693 env
->fiq_regs
[i
] = qemu_get_be32(f
);
6695 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
6696 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
6697 env
->cp15
.c1_sys
= qemu_get_be32(f
);
6698 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
6699 env
->cp15
.c1_xscaleauxcr
= qemu_get_be32(f
);
6700 env
->cp15
.c2_base0
= qemu_get_be32(f
);
6701 env
->cp15
.c2_base1
= qemu_get_be32(f
);
6702 env
->cp15
.c2_mask
= qemu_get_be32(f
);
6703 env
->cp15
.c2_data
= qemu_get_be32(f
);
6704 env
->cp15
.c2_insn
= qemu_get_be32(f
);
6705 env
->cp15
.c3
= qemu_get_be32(f
);
6706 env
->cp15
.c5_insn
= qemu_get_be32(f
);
6707 env
->cp15
.c5_data
= qemu_get_be32(f
);
6708 for (i
= 0; i
< 8; i
++) {
6709 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
6711 env
->cp15
.c6_insn
= qemu_get_be32(f
);
6712 env
->cp15
.c6_data
= qemu_get_be32(f
);
6713 env
->cp15
.c9_insn
= qemu_get_be32(f
);
6714 env
->cp15
.c9_data
= qemu_get_be32(f
);
6715 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
6716 env
->cp15
.c13_context
= qemu_get_be32(f
);
6717 env
->cp15
.c13_tls1
= qemu_get_be32(f
);
6718 env
->cp15
.c13_tls2
= qemu_get_be32(f
);
6719 env
->cp15
.c13_tls3
= qemu_get_be32(f
);
6720 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
6722 env
->features
= qemu_get_be32(f
);
6724 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6725 for (i
= 0; i
< 16; i
++) {
6727 u
.l
.upper
= qemu_get_be32(f
);
6728 u
.l
.lower
= qemu_get_be32(f
);
6729 env
->vfp
.regs
[i
] = u
.d
;
6731 for (i
= 0; i
< 16; i
++) {
6732 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
6735 /* TODO: Should use proper FPSCR access functions. */
6736 env
->vfp
.vec_len
= qemu_get_be32(f
);
6737 env
->vfp
.vec_stride
= qemu_get_be32(f
);
6739 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6740 for (i
= 0; i
< 16; i
++) {
6742 u
.l
.upper
= qemu_get_be32(f
);
6743 u
.l
.lower
= qemu_get_be32(f
);
6744 env
->vfp
.regs
[i
] = u
.d
;
6749 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6750 for (i
= 0; i
< 16; i
++) {
6751 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
6753 for (i
= 0; i
< 16; i
++) {
6754 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
6758 if (arm_feature(env
, ARM_FEATURE_M
)) {
6759 env
->v7m
.other_sp
= qemu_get_be32(f
);
6760 env
->v7m
.vecbase
= qemu_get_be32(f
);
6761 env
->v7m
.basepri
= qemu_get_be32(f
);
6762 env
->v7m
.control
= qemu_get_be32(f
);
6763 env
->v7m
.current_sp
= qemu_get_be32(f
);
6764 env
->v7m
.exception
= qemu_get_be32(f
);
6772 //#warning No CPU save/restore functions
6776 /***********************************************************/
6777 /* ram save/restore */
6779 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
6783 v
= qemu_get_byte(f
);
6786 if (qemu_get_buffer(f
, buf
, len
) != len
)
6790 v
= qemu_get_byte(f
);
6791 memset(buf
, v
, len
);
6799 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
6803 if (qemu_get_be32(f
) != phys_ram_size
)
6805 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
6806 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
6813 #define BDRV_HASH_BLOCK_SIZE 1024
6814 #define IOBUF_SIZE 4096
6815 #define RAM_CBLOCK_MAGIC 0xfabe
6817 typedef struct RamCompressState
{
6820 uint8_t buf
[IOBUF_SIZE
];
6823 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
6826 memset(s
, 0, sizeof(*s
));
6828 ret
= deflateInit2(&s
->zstream
, 1,
6830 9, Z_DEFAULT_STRATEGY
);
6833 s
->zstream
.avail_out
= IOBUF_SIZE
;
6834 s
->zstream
.next_out
= s
->buf
;
6838 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
6840 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
6841 qemu_put_be16(s
->f
, len
);
6842 qemu_put_buffer(s
->f
, buf
, len
);
6845 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
6849 s
->zstream
.avail_in
= len
;
6850 s
->zstream
.next_in
= (uint8_t *)buf
;
6851 while (s
->zstream
.avail_in
> 0) {
6852 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
6855 if (s
->zstream
.avail_out
== 0) {
6856 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
6857 s
->zstream
.avail_out
= IOBUF_SIZE
;
6858 s
->zstream
.next_out
= s
->buf
;
6864 static void ram_compress_close(RamCompressState
*s
)
6868 /* compress last bytes */
6870 ret
= deflate(&s
->zstream
, Z_FINISH
);
6871 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
6872 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
6874 ram_put_cblock(s
, s
->buf
, len
);
6876 s
->zstream
.avail_out
= IOBUF_SIZE
;
6877 s
->zstream
.next_out
= s
->buf
;
6878 if (ret
== Z_STREAM_END
)
6885 deflateEnd(&s
->zstream
);
6888 typedef struct RamDecompressState
{
6891 uint8_t buf
[IOBUF_SIZE
];
6892 } RamDecompressState
;
6894 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
6897 memset(s
, 0, sizeof(*s
));
6899 ret
= inflateInit(&s
->zstream
);
6905 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
6909 s
->zstream
.avail_out
= len
;
6910 s
->zstream
.next_out
= buf
;
6911 while (s
->zstream
.avail_out
> 0) {
6912 if (s
->zstream
.avail_in
== 0) {
6913 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
6915 clen
= qemu_get_be16(s
->f
);
6916 if (clen
> IOBUF_SIZE
)
6918 qemu_get_buffer(s
->f
, s
->buf
, clen
);
6919 s
->zstream
.avail_in
= clen
;
6920 s
->zstream
.next_in
= s
->buf
;
6922 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
6923 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
6930 static void ram_decompress_close(RamDecompressState
*s
)
6932 inflateEnd(&s
->zstream
);
6935 static void ram_save(QEMUFile
*f
, void *opaque
)
6938 RamCompressState s1
, *s
= &s1
;
6941 qemu_put_be32(f
, phys_ram_size
);
6942 if (ram_compress_open(s
, f
) < 0)
6944 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
6946 if (tight_savevm_enabled
) {
6950 /* find if the memory block is available on a virtual
6953 for(j
= 0; j
< nb_drives
; j
++) {
6954 sector_num
= bdrv_hash_find(drives_table
[j
].bdrv
,
6956 BDRV_HASH_BLOCK_SIZE
);
6957 if (sector_num
>= 0)
6961 goto normal_compress
;
6964 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
6965 ram_compress_buf(s
, buf
, 10);
6971 ram_compress_buf(s
, buf
, 1);
6972 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
6975 ram_compress_close(s
);
6978 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
6980 RamDecompressState s1
, *s
= &s1
;
6984 if (version_id
== 1)
6985 return ram_load_v1(f
, opaque
);
6986 if (version_id
!= 2)
6988 if (qemu_get_be32(f
) != phys_ram_size
)
6990 if (ram_decompress_open(s
, f
) < 0)
6992 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
6993 if (ram_decompress_buf(s
, buf
, 1) < 0) {
6994 fprintf(stderr
, "Error while reading ram block header\n");
6998 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
6999 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
7008 ram_decompress_buf(s
, buf
+ 1, 9);
7010 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
7011 if (bs_index
>= nb_drives
) {
7012 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
7015 if (bdrv_read(drives_table
[bs_index
].bdrv
, sector_num
,
7017 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
7018 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
7019 bs_index
, sector_num
);
7026 printf("Error block header\n");
7030 ram_decompress_close(s
);
7034 /***********************************************************/
7035 /* bottom halves (can be seen as timers which expire ASAP) */
7044 static QEMUBH
*first_bh
= NULL
;
7046 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
7049 bh
= qemu_mallocz(sizeof(QEMUBH
));
7053 bh
->opaque
= opaque
;
7057 int qemu_bh_poll(void)
7076 void qemu_bh_schedule(QEMUBH
*bh
)
7078 CPUState
*env
= cpu_single_env
;
7082 bh
->next
= first_bh
;
7085 /* stop the currently executing CPU to execute the BH ASAP */
7087 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
7091 void qemu_bh_cancel(QEMUBH
*bh
)
7094 if (bh
->scheduled
) {
7097 pbh
= &(*pbh
)->next
;
7103 void qemu_bh_delete(QEMUBH
*bh
)
7109 /***********************************************************/
7110 /* machine registration */
7112 QEMUMachine
*first_machine
= NULL
;
7114 int qemu_register_machine(QEMUMachine
*m
)
7117 pm
= &first_machine
;
7125 static QEMUMachine
*find_machine(const char *name
)
7129 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7130 if (!strcmp(m
->name
, name
))
7136 /***********************************************************/
7137 /* main execution loop */
7139 static void gui_update(void *opaque
)
7141 DisplayState
*ds
= opaque
;
7142 ds
->dpy_refresh(ds
);
7143 qemu_mod_timer(ds
->gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
7146 struct vm_change_state_entry
{
7147 VMChangeStateHandler
*cb
;
7149 LIST_ENTRY (vm_change_state_entry
) entries
;
7152 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
7154 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
7157 VMChangeStateEntry
*e
;
7159 e
= qemu_mallocz(sizeof (*e
));
7165 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
7169 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
7171 LIST_REMOVE (e
, entries
);
7175 static void vm_state_notify(int running
)
7177 VMChangeStateEntry
*e
;
7179 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
7180 e
->cb(e
->opaque
, running
);
7184 /* XXX: support several handlers */
7185 static VMStopHandler
*vm_stop_cb
;
7186 static void *vm_stop_opaque
;
7188 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7191 vm_stop_opaque
= opaque
;
7195 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7206 qemu_rearm_alarm_timer(alarm_timer
);
7210 void vm_stop(int reason
)
7213 cpu_disable_ticks();
7217 vm_stop_cb(vm_stop_opaque
, reason
);
7224 /* reset/shutdown handler */
7226 typedef struct QEMUResetEntry
{
7227 QEMUResetHandler
*func
;
7229 struct QEMUResetEntry
*next
;
7232 static QEMUResetEntry
*first_reset_entry
;
7233 static int reset_requested
;
7234 static int shutdown_requested
;
7235 static int powerdown_requested
;
7237 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
7239 QEMUResetEntry
**pre
, *re
;
7241 pre
= &first_reset_entry
;
7242 while (*pre
!= NULL
)
7243 pre
= &(*pre
)->next
;
7244 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
7246 re
->opaque
= opaque
;
7251 static void qemu_system_reset(void)
7255 /* reset all devices */
7256 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
7257 re
->func(re
->opaque
);
7261 void qemu_system_reset_request(void)
7264 shutdown_requested
= 1;
7266 reset_requested
= 1;
7269 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7272 void qemu_system_shutdown_request(void)
7274 shutdown_requested
= 1;
7276 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7279 void qemu_system_powerdown_request(void)
7281 powerdown_requested
= 1;
7283 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7286 void main_loop_wait(int timeout
)
7288 IOHandlerRecord
*ioh
;
7289 fd_set rfds
, wfds
, xfds
;
7298 /* XXX: need to suppress polling by better using win32 events */
7300 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
7301 ret
|= pe
->func(pe
->opaque
);
7306 WaitObjects
*w
= &wait_objects
;
7308 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
7309 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
7310 if (w
->func
[ret
- WAIT_OBJECT_0
])
7311 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
7313 /* Check for additional signaled events */
7314 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
7316 /* Check if event is signaled */
7317 ret2
= WaitForSingleObject(w
->events
[i
], 0);
7318 if(ret2
== WAIT_OBJECT_0
) {
7320 w
->func
[i
](w
->opaque
[i
]);
7321 } else if (ret2
== WAIT_TIMEOUT
) {
7323 err
= GetLastError();
7324 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
7327 } else if (ret
== WAIT_TIMEOUT
) {
7329 err
= GetLastError();
7330 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
7334 /* poll any events */
7335 /* XXX: separate device handlers from system ones */
7340 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7344 (!ioh
->fd_read_poll
||
7345 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
7346 FD_SET(ioh
->fd
, &rfds
);
7350 if (ioh
->fd_write
) {
7351 FD_SET(ioh
->fd
, &wfds
);
7361 tv
.tv_usec
= timeout
* 1000;
7363 #if defined(CONFIG_SLIRP)
7365 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
7368 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
7370 IOHandlerRecord
**pioh
;
7372 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7373 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
7374 ioh
->fd_read(ioh
->opaque
);
7376 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
7377 ioh
->fd_write(ioh
->opaque
);
7381 /* remove deleted IO handlers */
7382 pioh
= &first_io_handler
;
7392 #if defined(CONFIG_SLIRP)
7399 slirp_select_poll(&rfds
, &wfds
, &xfds
);
7405 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
7406 qemu_get_clock(vm_clock
));
7407 /* run dma transfers, if any */
7411 /* real time timers */
7412 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
7413 qemu_get_clock(rt_clock
));
7415 if (alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) {
7416 alarm_timer
->flags
&= ~(ALARM_FLAG_EXPIRED
);
7417 qemu_rearm_alarm_timer(alarm_timer
);
7420 /* Check bottom-halves last in case any of the earlier events triggered
7426 static int main_loop(void)
7429 #ifdef CONFIG_PROFILER
7434 cur_cpu
= first_cpu
;
7435 next_cpu
= cur_cpu
->next_cpu
?: first_cpu
;
7442 #ifdef CONFIG_PROFILER
7443 ti
= profile_getclock();
7445 ret
= cpu_exec(env
);
7446 #ifdef CONFIG_PROFILER
7447 qemu_time
+= profile_getclock() - ti
;
7449 next_cpu
= env
->next_cpu
?: first_cpu
;
7450 if (event_pending
) {
7451 ret
= EXCP_INTERRUPT
;
7455 if (ret
== EXCP_HLT
) {
7456 /* Give the next CPU a chance to run. */
7460 if (ret
!= EXCP_HALTED
)
7462 /* all CPUs are halted ? */
7468 if (shutdown_requested
) {
7469 ret
= EXCP_INTERRUPT
;
7472 if (reset_requested
) {
7473 reset_requested
= 0;
7474 qemu_system_reset();
7475 ret
= EXCP_INTERRUPT
;
7477 if (powerdown_requested
) {
7478 powerdown_requested
= 0;
7479 qemu_system_powerdown();
7480 ret
= EXCP_INTERRUPT
;
7482 if (ret
== EXCP_DEBUG
) {
7483 vm_stop(EXCP_DEBUG
);
7485 /* If all cpus are halted then wait until the next IRQ */
7486 /* XXX: use timeout computed from timers */
7487 if (ret
== EXCP_HALTED
)
7494 #ifdef CONFIG_PROFILER
7495 ti
= profile_getclock();
7497 main_loop_wait(timeout
);
7498 #ifdef CONFIG_PROFILER
7499 dev_time
+= profile_getclock() - ti
;
7502 cpu_disable_ticks();
7506 static void help(int exitcode
)
7508 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n"
7509 "usage: %s [options] [disk_image]\n"
7511 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7513 "Standard options:\n"
7514 "-M machine select emulated machine (-M ? for list)\n"
7515 "-cpu cpu select CPU (-cpu ? for list)\n"
7516 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7517 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7518 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7519 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7520 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7521 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]"
7522 " [,cache=on|off]\n"
7523 " use 'file' as a drive image\n"
7524 "-mtdblock file use 'file' as on-board Flash memory image\n"
7525 "-sd file use 'file' as SecureDigital card image\n"
7526 "-pflash file use 'file' as a parallel flash image\n"
7527 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7528 "-snapshot write to temporary files instead of disk image files\n"
7530 "-no-frame open SDL window without a frame and window decorations\n"
7531 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7532 "-no-quit disable SDL window close capability\n"
7535 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7537 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7538 "-smp n set the number of CPUs to 'n' [default=1]\n"
7539 "-nographic disable graphical output and redirect serial I/Os to console\n"
7540 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7542 "-k language use keyboard layout (for example \"fr\" for French)\n"
7545 "-audio-help print list of audio drivers and their options\n"
7546 "-soundhw c1,... enable audio support\n"
7547 " and only specified sound cards (comma separated list)\n"
7548 " use -soundhw ? to get the list of supported cards\n"
7549 " use -soundhw all to enable all of them\n"
7551 "-localtime set the real time clock to local time [default=utc]\n"
7552 "-full-screen start in full screen\n"
7554 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7556 "-usb enable the USB driver (will be the default soon)\n"
7557 "-usbdevice name add the host or guest USB device 'name'\n"
7558 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7559 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7561 "-name string set the name of the guest\n"
7563 "Network options:\n"
7564 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7565 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7567 "-net user[,vlan=n][,hostname=host]\n"
7568 " connect the user mode network stack to VLAN 'n' and send\n"
7569 " hostname 'host' to DHCP clients\n"
7572 "-net tap[,vlan=n],ifname=name\n"
7573 " connect the host TAP network interface to VLAN 'n'\n"
7575 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7576 " connect the host TAP network interface to VLAN 'n' and use the\n"
7577 " network scripts 'file' (default=%s)\n"
7578 " and 'dfile' (default=%s);\n"
7579 " use '[down]script=no' to disable script execution;\n"
7580 " use 'fd=h' to connect to an already opened TAP interface\n"
7582 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7583 " connect the vlan 'n' to another VLAN using a socket connection\n"
7584 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7585 " connect the vlan 'n' to multicast maddr and port\n"
7586 "-net none use it alone to have zero network devices; if no -net option\n"
7587 " is provided, the default is '-net nic -net user'\n"
7590 "-tftp dir allow tftp access to files in dir [-net user]\n"
7591 "-bootp file advertise file in BOOTP replies\n"
7593 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7595 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7596 " redirect TCP or UDP connections from host to guest [-net user]\n"
7599 "Linux boot specific:\n"
7600 "-kernel bzImage use 'bzImage' as kernel image\n"
7601 "-append cmdline use 'cmdline' as kernel command line\n"
7602 "-initrd file use 'file' as initial ram disk\n"
7604 "Debug/Expert options:\n"
7605 "-monitor dev redirect the monitor to char device 'dev'\n"
7606 "-serial dev redirect the serial port to char device 'dev'\n"
7607 "-parallel dev redirect the parallel port to char device 'dev'\n"
7608 "-pidfile file Write PID to 'file'\n"
7609 "-S freeze CPU at startup (use 'c' to start execution)\n"
7610 "-s wait gdb connection to port\n"
7611 "-p port set gdb connection port [default=%s]\n"
7612 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7613 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7614 " translation (t=none or lba) (usually qemu can guess them)\n"
7615 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7617 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7618 "-no-kqemu disable KQEMU kernel module usage\n"
7621 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7622 " (default is CL-GD5446 PCI VGA)\n"
7623 "-no-acpi disable ACPI\n"
7625 "-no-reboot exit instead of rebooting\n"
7626 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7627 "-vnc display start a VNC server on display\n"
7629 "-daemonize daemonize QEMU after initializing\n"
7631 "-option-rom rom load a file, rom, into the option ROM space\n"
7633 "-prom-env variable=value set OpenBIOS nvram variables\n"
7635 "-clock force the use of the given methods for timer alarm.\n"
7636 " To see what timers are available use -clock help\n"
7638 "During emulation, the following keys are useful:\n"
7639 "ctrl-alt-f toggle full screen\n"
7640 "ctrl-alt-n switch to virtual console 'n'\n"
7641 "ctrl-alt toggle mouse and keyboard grab\n"
7643 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7648 DEFAULT_NETWORK_SCRIPT
,
7649 DEFAULT_NETWORK_DOWN_SCRIPT
,
7651 DEFAULT_GDBSTUB_PORT
,
7656 #define HAS_ARG 0x0001
7671 QEMU_OPTION_mtdblock
,
7675 QEMU_OPTION_snapshot
,
7677 QEMU_OPTION_no_fd_bootchk
,
7680 QEMU_OPTION_nographic
,
7681 QEMU_OPTION_portrait
,
7683 QEMU_OPTION_audio_help
,
7684 QEMU_OPTION_soundhw
,
7704 QEMU_OPTION_no_code_copy
,
7706 QEMU_OPTION_localtime
,
7707 QEMU_OPTION_cirrusvga
,
7710 QEMU_OPTION_std_vga
,
7712 QEMU_OPTION_monitor
,
7714 QEMU_OPTION_parallel
,
7716 QEMU_OPTION_full_screen
,
7717 QEMU_OPTION_no_frame
,
7718 QEMU_OPTION_alt_grab
,
7719 QEMU_OPTION_no_quit
,
7720 QEMU_OPTION_pidfile
,
7721 QEMU_OPTION_no_kqemu
,
7722 QEMU_OPTION_kernel_kqemu
,
7723 QEMU_OPTION_win2k_hack
,
7725 QEMU_OPTION_usbdevice
,
7728 QEMU_OPTION_no_acpi
,
7729 QEMU_OPTION_no_reboot
,
7730 QEMU_OPTION_show_cursor
,
7731 QEMU_OPTION_daemonize
,
7732 QEMU_OPTION_option_rom
,
7733 QEMU_OPTION_semihosting
,
7735 QEMU_OPTION_prom_env
,
7736 QEMU_OPTION_old_param
,
7738 QEMU_OPTION_startdate
,
7741 typedef struct QEMUOption
{
7747 const QEMUOption qemu_options
[] = {
7748 { "h", 0, QEMU_OPTION_h
},
7749 { "help", 0, QEMU_OPTION_h
},
7751 { "M", HAS_ARG
, QEMU_OPTION_M
},
7752 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
7753 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
7754 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
7755 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
7756 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
7757 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
7758 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
7759 { "drive", HAS_ARG
, QEMU_OPTION_drive
},
7760 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
7761 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
7762 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
7763 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
7764 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
7765 { "snapshot", 0, QEMU_OPTION_snapshot
},
7767 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
7769 { "m", HAS_ARG
, QEMU_OPTION_m
},
7770 { "nographic", 0, QEMU_OPTION_nographic
},
7771 { "portrait", 0, QEMU_OPTION_portrait
},
7772 { "k", HAS_ARG
, QEMU_OPTION_k
},
7774 { "audio-help", 0, QEMU_OPTION_audio_help
},
7775 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
7778 { "net", HAS_ARG
, QEMU_OPTION_net
},
7780 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
7781 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
7783 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
7785 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
7788 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
7789 { "append", HAS_ARG
, QEMU_OPTION_append
},
7790 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
7792 { "S", 0, QEMU_OPTION_S
},
7793 { "s", 0, QEMU_OPTION_s
},
7794 { "p", HAS_ARG
, QEMU_OPTION_p
},
7795 { "d", HAS_ARG
, QEMU_OPTION_d
},
7796 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
7797 { "L", HAS_ARG
, QEMU_OPTION_L
},
7798 { "bios", HAS_ARG
, QEMU_OPTION_bios
},
7799 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
7801 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
7802 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
7804 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7805 { "g", 1, QEMU_OPTION_g
},
7807 { "localtime", 0, QEMU_OPTION_localtime
},
7808 { "std-vga", 0, QEMU_OPTION_std_vga
},
7809 { "echr", HAS_ARG
, QEMU_OPTION_echr
},
7810 { "monitor", HAS_ARG
, QEMU_OPTION_monitor
},
7811 { "serial", HAS_ARG
, QEMU_OPTION_serial
},
7812 { "parallel", HAS_ARG
, QEMU_OPTION_parallel
},
7813 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
7814 { "full-screen", 0, QEMU_OPTION_full_screen
},
7816 { "no-frame", 0, QEMU_OPTION_no_frame
},
7817 { "alt-grab", 0, QEMU_OPTION_alt_grab
},
7818 { "no-quit", 0, QEMU_OPTION_no_quit
},
7820 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
7821 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
7822 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
7823 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
7824 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
7826 /* temporary options */
7827 { "usb", 0, QEMU_OPTION_usb
},
7828 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
7829 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
7830 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
7831 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
7832 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
7833 { "daemonize", 0, QEMU_OPTION_daemonize
},
7834 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
7835 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7836 { "semihosting", 0, QEMU_OPTION_semihosting
},
7838 { "name", HAS_ARG
, QEMU_OPTION_name
},
7839 #if defined(TARGET_SPARC)
7840 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
7842 #if defined(TARGET_ARM)
7843 { "old-param", 0, QEMU_OPTION_old_param
},
7845 { "clock", HAS_ARG
, QEMU_OPTION_clock
},
7846 { "startdate", HAS_ARG
, QEMU_OPTION_startdate
},
7850 /* password input */
7852 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
7857 if (!bdrv_is_encrypted(bs
))
7860 term_printf("%s is encrypted.\n", name
);
7861 for(i
= 0; i
< 3; i
++) {
7862 monitor_readline("Password: ", 1, password
, sizeof(password
));
7863 if (bdrv_set_key(bs
, password
) == 0)
7865 term_printf("invalid password\n");
7870 static BlockDriverState
*get_bdrv(int index
)
7872 if (index
> nb_drives
)
7874 return drives_table
[index
].bdrv
;
7877 static void read_passwords(void)
7879 BlockDriverState
*bs
;
7882 for(i
= 0; i
< 6; i
++) {
7885 qemu_key_check(bs
, bdrv_get_device_name(bs
));
7889 /* XXX: currently we cannot use simultaneously different CPUs */
7890 static void register_machines(void)
7892 #if defined(TARGET_I386)
7893 qemu_register_machine(&pc_machine
);
7894 qemu_register_machine(&isapc_machine
);
7895 #elif defined(TARGET_PPC)
7896 qemu_register_machine(&heathrow_machine
);
7897 qemu_register_machine(&core99_machine
);
7898 qemu_register_machine(&prep_machine
);
7899 qemu_register_machine(&ref405ep_machine
);
7900 qemu_register_machine(&taihu_machine
);
7901 #elif defined(TARGET_MIPS)
7902 qemu_register_machine(&mips_machine
);
7903 qemu_register_machine(&mips_malta_machine
);
7904 qemu_register_machine(&mips_pica61_machine
);
7905 qemu_register_machine(&mips_mipssim_machine
);
7906 #elif defined(TARGET_SPARC)
7907 #ifdef TARGET_SPARC64
7908 qemu_register_machine(&sun4u_machine
);
7910 qemu_register_machine(&ss5_machine
);
7911 qemu_register_machine(&ss10_machine
);
7912 qemu_register_machine(&ss600mp_machine
);
7913 qemu_register_machine(&ss20_machine
);
7914 qemu_register_machine(&ss2_machine
);
7915 qemu_register_machine(&ss1000_machine
);
7916 qemu_register_machine(&ss2000_machine
);
7918 #elif defined(TARGET_ARM)
7919 qemu_register_machine(&integratorcp_machine
);
7920 qemu_register_machine(&versatilepb_machine
);
7921 qemu_register_machine(&versatileab_machine
);
7922 qemu_register_machine(&realview_machine
);
7923 qemu_register_machine(&akitapda_machine
);
7924 qemu_register_machine(&spitzpda_machine
);
7925 qemu_register_machine(&borzoipda_machine
);
7926 qemu_register_machine(&terrierpda_machine
);
7927 qemu_register_machine(&palmte_machine
);
7928 qemu_register_machine(&lm3s811evb_machine
);
7929 qemu_register_machine(&lm3s6965evb_machine
);
7930 qemu_register_machine(&connex_machine
);
7931 qemu_register_machine(&verdex_machine
);
7932 qemu_register_machine(&mainstone2_machine
);
7933 #elif defined(TARGET_SH4)
7934 qemu_register_machine(&shix_machine
);
7935 qemu_register_machine(&r2d_machine
);
7936 #elif defined(TARGET_ALPHA)
7938 #elif defined(TARGET_M68K)
7939 qemu_register_machine(&mcf5208evb_machine
);
7940 qemu_register_machine(&an5206_machine
);
7941 qemu_register_machine(&dummy_m68k_machine
);
7942 #elif defined(TARGET_CRIS)
7943 qemu_register_machine(&bareetraxfs_machine
);
7945 #error unsupported CPU
7950 struct soundhw soundhw
[] = {
7951 #ifdef HAS_AUDIO_CHOICE
7958 { .init_isa
= pcspk_audio_init
}
7963 "Creative Sound Blaster 16",
7966 { .init_isa
= SB16_init
}
7973 "Yamaha YMF262 (OPL3)",
7975 "Yamaha YM3812 (OPL2)",
7979 { .init_isa
= Adlib_init
}
7986 "Gravis Ultrasound GF1",
7989 { .init_isa
= GUS_init
}
7996 "Intel 82801AA AC97 Audio",
7999 { .init_pci
= ac97_init
}
8005 "ENSONIQ AudioPCI ES1370",
8008 { .init_pci
= es1370_init
}
8012 { NULL
, NULL
, 0, 0, { NULL
} }
8015 static void select_soundhw (const char *optarg
)
8019 if (*optarg
== '?') {
8022 printf ("Valid sound card names (comma separated):\n");
8023 for (c
= soundhw
; c
->name
; ++c
) {
8024 printf ("%-11s %s\n", c
->name
, c
->descr
);
8026 printf ("\n-soundhw all will enable all of the above\n");
8027 exit (*optarg
!= '?');
8035 if (!strcmp (optarg
, "all")) {
8036 for (c
= soundhw
; c
->name
; ++c
) {
8044 e
= strchr (p
, ',');
8045 l
= !e
? strlen (p
) : (size_t) (e
- p
);
8047 for (c
= soundhw
; c
->name
; ++c
) {
8048 if (!strncmp (c
->name
, p
, l
)) {
8057 "Unknown sound card name (too big to show)\n");
8060 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
8065 p
+= l
+ (e
!= NULL
);
8069 goto show_valid_cards
;
8075 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
8077 exit(STATUS_CONTROL_C_EXIT
);
8082 #define MAX_NET_CLIENTS 32
8084 int main(int argc
, char **argv
)
8086 #ifdef CONFIG_GDBSTUB
8088 const char *gdbstub_port
;
8090 uint32_t boot_devices_bitmap
= 0;
8092 int snapshot
, linux_boot
, net_boot
;
8093 const char *initrd_filename
;
8094 const char *kernel_filename
, *kernel_cmdline
;
8095 const char *boot_devices
= "";
8096 DisplayState
*ds
= &display_state
;
8097 int cyls
, heads
, secs
, translation
;
8098 char net_clients
[MAX_NET_CLIENTS
][256];
8102 const char *r
, *optarg
;
8103 CharDriverState
*monitor_hd
;
8104 char monitor_device
[128];
8105 char serial_devices
[MAX_SERIAL_PORTS
][128];
8106 int serial_device_index
;
8107 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
8108 int parallel_device_index
;
8109 const char *loadvm
= NULL
;
8110 QEMUMachine
*machine
;
8111 const char *cpu_model
;
8112 char usb_devices
[MAX_USB_CMDLINE
][128];
8113 int usb_devices_index
;
8115 const char *pid_file
= NULL
;
8118 LIST_INIT (&vm_change_state_head
);
8121 struct sigaction act
;
8122 sigfillset(&act
.sa_mask
);
8124 act
.sa_handler
= SIG_IGN
;
8125 sigaction(SIGPIPE
, &act
, NULL
);
8128 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
8129 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8130 QEMU to run on a single CPU */
8135 h
= GetCurrentProcess();
8136 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
8137 for(i
= 0; i
< 32; i
++) {
8138 if (mask
& (1 << i
))
8143 SetProcessAffinityMask(h
, mask
);
8149 register_machines();
8150 machine
= first_machine
;
8152 initrd_filename
= NULL
;
8153 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
8154 vga_ram_size
= VGA_RAM_SIZE
;
8155 #ifdef CONFIG_GDBSTUB
8157 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
8161 kernel_filename
= NULL
;
8162 kernel_cmdline
= "";
8163 cyls
= heads
= secs
= 0;
8164 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8165 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
8167 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
8168 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
8169 serial_devices
[i
][0] = '\0';
8170 serial_device_index
= 0;
8172 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
8173 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
8174 parallel_devices
[i
][0] = '\0';
8175 parallel_device_index
= 0;
8177 usb_devices_index
= 0;
8185 /* default mac address of the first network interface */
8193 hda_index
= drive_add(argv
[optind
++], HD_ALIAS
, 0);
8195 const QEMUOption
*popt
;
8198 /* Treat --foo the same as -foo. */
8201 popt
= qemu_options
;
8204 fprintf(stderr
, "%s: invalid option -- '%s'\n",
8208 if (!strcmp(popt
->name
, r
+ 1))
8212 if (popt
->flags
& HAS_ARG
) {
8213 if (optind
>= argc
) {
8214 fprintf(stderr
, "%s: option '%s' requires an argument\n",
8218 optarg
= argv
[optind
++];
8223 switch(popt
->index
) {
8225 machine
= find_machine(optarg
);
8228 printf("Supported machines are:\n");
8229 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
8230 printf("%-10s %s%s\n",
8232 m
== first_machine
? " (default)" : "");
8234 exit(*optarg
!= '?');
8237 case QEMU_OPTION_cpu
:
8238 /* hw initialization will check this */
8239 if (*optarg
== '?') {
8240 /* XXX: implement xxx_cpu_list for targets that still miss it */
8241 #if defined(cpu_list)
8242 cpu_list(stdout
, &fprintf
);
8249 case QEMU_OPTION_initrd
:
8250 initrd_filename
= optarg
;
8252 case QEMU_OPTION_hda
:
8254 hda_index
= drive_add(optarg
, HD_ALIAS
, 0);
8256 hda_index
= drive_add(optarg
, HD_ALIAS
8257 ",cyls=%d,heads=%d,secs=%d%s",
8258 0, cyls
, heads
, secs
,
8259 translation
== BIOS_ATA_TRANSLATION_LBA
?
8261 translation
== BIOS_ATA_TRANSLATION_NONE
?
8262 ",trans=none" : "");
8264 case QEMU_OPTION_hdb
:
8265 case QEMU_OPTION_hdc
:
8266 case QEMU_OPTION_hdd
:
8267 drive_add(optarg
, HD_ALIAS
, popt
->index
- QEMU_OPTION_hda
);
8269 case QEMU_OPTION_drive
:
8270 drive_add(NULL
, "%s", optarg
);
8272 case QEMU_OPTION_mtdblock
:
8273 drive_add(optarg
, MTD_ALIAS
);
8275 case QEMU_OPTION_sd
:
8276 drive_add(optarg
, SD_ALIAS
);
8278 case QEMU_OPTION_pflash
:
8279 drive_add(optarg
, PFLASH_ALIAS
);
8281 case QEMU_OPTION_snapshot
:
8284 case QEMU_OPTION_hdachs
:
8288 cyls
= strtol(p
, (char **)&p
, 0);
8289 if (cyls
< 1 || cyls
> 16383)
8294 heads
= strtol(p
, (char **)&p
, 0);
8295 if (heads
< 1 || heads
> 16)
8300 secs
= strtol(p
, (char **)&p
, 0);
8301 if (secs
< 1 || secs
> 63)
8305 if (!strcmp(p
, "none"))
8306 translation
= BIOS_ATA_TRANSLATION_NONE
;
8307 else if (!strcmp(p
, "lba"))
8308 translation
= BIOS_ATA_TRANSLATION_LBA
;
8309 else if (!strcmp(p
, "auto"))
8310 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8313 } else if (*p
!= '\0') {
8315 fprintf(stderr
, "qemu: invalid physical CHS format\n");
8318 if (hda_index
!= -1)
8319 snprintf(drives_opt
[hda_index
].opt
,
8320 sizeof(drives_opt
[hda_index
].opt
),
8321 HD_ALIAS
",cyls=%d,heads=%d,secs=%d%s",
8322 0, cyls
, heads
, secs
,
8323 translation
== BIOS_ATA_TRANSLATION_LBA
?
8325 translation
== BIOS_ATA_TRANSLATION_NONE
?
8326 ",trans=none" : "");
8329 case QEMU_OPTION_nographic
:
8330 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
8331 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
8332 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
8335 case QEMU_OPTION_portrait
:
8338 case QEMU_OPTION_kernel
:
8339 kernel_filename
= optarg
;
8341 case QEMU_OPTION_append
:
8342 kernel_cmdline
= optarg
;
8344 case QEMU_OPTION_cdrom
:
8345 drive_add(optarg
, CDROM_ALIAS
);
8347 case QEMU_OPTION_boot
:
8348 boot_devices
= optarg
;
8349 /* We just do some generic consistency checks */
8351 /* Could easily be extended to 64 devices if needed */
8354 boot_devices_bitmap
= 0;
8355 for (p
= boot_devices
; *p
!= '\0'; p
++) {
8356 /* Allowed boot devices are:
8357 * a b : floppy disk drives
8358 * c ... f : IDE disk drives
8359 * g ... m : machine implementation dependant drives
8360 * n ... p : network devices
8361 * It's up to each machine implementation to check
8362 * if the given boot devices match the actual hardware
8363 * implementation and firmware features.
8365 if (*p
< 'a' || *p
> 'q') {
8366 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
8369 if (boot_devices_bitmap
& (1 << (*p
- 'a'))) {
8371 "Boot device '%c' was given twice\n",*p
);
8374 boot_devices_bitmap
|= 1 << (*p
- 'a');
8378 case QEMU_OPTION_fda
:
8379 case QEMU_OPTION_fdb
:
8380 drive_add(optarg
, FD_ALIAS
, popt
->index
- QEMU_OPTION_fda
);
8383 case QEMU_OPTION_no_fd_bootchk
:
8387 case QEMU_OPTION_no_code_copy
:
8388 code_copy_enabled
= 0;
8390 case QEMU_OPTION_net
:
8391 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
8392 fprintf(stderr
, "qemu: too many network clients\n");
8395 pstrcpy(net_clients
[nb_net_clients
],
8396 sizeof(net_clients
[0]),
8401 case QEMU_OPTION_tftp
:
8402 tftp_prefix
= optarg
;
8404 case QEMU_OPTION_bootp
:
8405 bootp_filename
= optarg
;
8408 case QEMU_OPTION_smb
:
8409 net_slirp_smb(optarg
);
8412 case QEMU_OPTION_redir
:
8413 net_slirp_redir(optarg
);
8417 case QEMU_OPTION_audio_help
:
8421 case QEMU_OPTION_soundhw
:
8422 select_soundhw (optarg
);
8429 ram_size
= atoi(optarg
) * 1024 * 1024;
8432 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
8433 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
8434 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
8443 mask
= cpu_str_to_log_mask(optarg
);
8445 printf("Log items (comma separated):\n");
8446 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
8447 printf("%-10s %s\n", item
->name
, item
->help
);
8454 #ifdef CONFIG_GDBSTUB
8459 gdbstub_port
= optarg
;
8465 case QEMU_OPTION_bios
:
8472 keyboard_layout
= optarg
;
8474 case QEMU_OPTION_localtime
:
8477 case QEMU_OPTION_cirrusvga
:
8478 cirrus_vga_enabled
= 1;
8481 case QEMU_OPTION_vmsvga
:
8482 cirrus_vga_enabled
= 0;
8485 case QEMU_OPTION_std_vga
:
8486 cirrus_vga_enabled
= 0;
8494 w
= strtol(p
, (char **)&p
, 10);
8497 fprintf(stderr
, "qemu: invalid resolution or depth\n");
8503 h
= strtol(p
, (char **)&p
, 10);
8508 depth
= strtol(p
, (char **)&p
, 10);
8509 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
8510 depth
!= 24 && depth
!= 32)
8512 } else if (*p
== '\0') {
8513 depth
= graphic_depth
;
8520 graphic_depth
= depth
;
8523 case QEMU_OPTION_echr
:
8526 term_escape_char
= strtol(optarg
, &r
, 0);
8528 printf("Bad argument to echr\n");
8531 case QEMU_OPTION_monitor
:
8532 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
8534 case QEMU_OPTION_serial
:
8535 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
8536 fprintf(stderr
, "qemu: too many serial ports\n");
8539 pstrcpy(serial_devices
[serial_device_index
],
8540 sizeof(serial_devices
[0]), optarg
);
8541 serial_device_index
++;
8543 case QEMU_OPTION_parallel
:
8544 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
8545 fprintf(stderr
, "qemu: too many parallel ports\n");
8548 pstrcpy(parallel_devices
[parallel_device_index
],
8549 sizeof(parallel_devices
[0]), optarg
);
8550 parallel_device_index
++;
8552 case QEMU_OPTION_loadvm
:
8555 case QEMU_OPTION_full_screen
:
8559 case QEMU_OPTION_no_frame
:
8562 case QEMU_OPTION_alt_grab
:
8565 case QEMU_OPTION_no_quit
:
8569 case QEMU_OPTION_pidfile
:
8573 case QEMU_OPTION_win2k_hack
:
8574 win2k_install_hack
= 1;
8578 case QEMU_OPTION_no_kqemu
:
8581 case QEMU_OPTION_kernel_kqemu
:
8585 case QEMU_OPTION_usb
:
8588 case QEMU_OPTION_usbdevice
:
8590 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
8591 fprintf(stderr
, "Too many USB devices\n");
8594 pstrcpy(usb_devices
[usb_devices_index
],
8595 sizeof(usb_devices
[usb_devices_index
]),
8597 usb_devices_index
++;
8599 case QEMU_OPTION_smp
:
8600 smp_cpus
= atoi(optarg
);
8601 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
8602 fprintf(stderr
, "Invalid number of CPUs\n");
8606 case QEMU_OPTION_vnc
:
8607 vnc_display
= optarg
;
8609 case QEMU_OPTION_no_acpi
:
8612 case QEMU_OPTION_no_reboot
:
8615 case QEMU_OPTION_show_cursor
:
8618 case QEMU_OPTION_daemonize
:
8621 case QEMU_OPTION_option_rom
:
8622 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8623 fprintf(stderr
, "Too many option ROMs\n");
8626 option_rom
[nb_option_roms
] = optarg
;
8629 case QEMU_OPTION_semihosting
:
8630 semihosting_enabled
= 1;
8632 case QEMU_OPTION_name
:
8636 case QEMU_OPTION_prom_env
:
8637 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
8638 fprintf(stderr
, "Too many prom variables\n");
8641 prom_envs
[nb_prom_envs
] = optarg
;
8646 case QEMU_OPTION_old_param
:
8650 case QEMU_OPTION_clock
:
8651 configure_alarms(optarg
);
8653 case QEMU_OPTION_startdate
:
8656 if (!strcmp(optarg
, "now")) {
8657 rtc_start_date
= -1;
8659 if (sscanf(optarg
, "%d-%d-%dT%d:%d:%d",
8667 } else if (sscanf(optarg
, "%d-%d-%d",
8670 &tm
.tm_mday
) == 3) {
8679 rtc_start_date
= mktimegm(&tm
);
8680 if (rtc_start_date
== -1) {
8682 fprintf(stderr
, "Invalid date format. Valid format are:\n"
8683 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8694 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
8695 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
8702 if (pipe(fds
) == -1)
8713 len
= read(fds
[0], &status
, 1);
8714 if (len
== -1 && (errno
== EINTR
))
8719 else if (status
== 1) {
8720 fprintf(stderr
, "Could not acquire pidfile\n");
8738 signal(SIGTSTP
, SIG_IGN
);
8739 signal(SIGTTOU
, SIG_IGN
);
8740 signal(SIGTTIN
, SIG_IGN
);
8744 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
8747 write(fds
[1], &status
, 1);
8749 fprintf(stderr
, "Could not acquire pid file\n");
8757 linux_boot
= (kernel_filename
!= NULL
);
8758 net_boot
= (boot_devices_bitmap
>> ('n' - 'a')) & 0xF;
8760 /* XXX: this should not be: some embedded targets just have flash */
8761 if (!linux_boot
&& net_boot
== 0 &&
8765 /* boot to floppy or the default cd if no hard disk defined yet */
8766 if (!boot_devices
[0]) {
8767 boot_devices
= "cad";
8769 setvbuf(stdout
, NULL
, _IOLBF
, 0);
8779 /* init network clients */
8780 if (nb_net_clients
== 0) {
8781 /* if no clients, we use a default config */
8782 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
8784 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
8789 for(i
= 0;i
< nb_net_clients
; i
++) {
8790 if (net_client_init(net_clients
[i
]) < 0)
8793 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
8794 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
8796 if (vlan
->nb_guest_devs
== 0) {
8797 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
8800 if (vlan
->nb_host_devs
== 0)
8802 "Warning: vlan %d is not connected to host network\n",
8807 /* XXX: this should be moved in the PC machine instantiation code */
8808 if (net_boot
!= 0) {
8810 for (i
= 0; i
< nb_nics
&& i
< 4; i
++) {
8811 const char *model
= nd_table
[i
].model
;
8813 if (net_boot
& (1 << i
)) {
8816 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
8817 if (get_image_size(buf
) > 0) {
8818 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8819 fprintf(stderr
, "Too many option ROMs\n");
8822 option_rom
[nb_option_roms
] = strdup(buf
);
8829 fprintf(stderr
, "No valid PXE rom found for network device\n");
8835 /* init the memory */
8836 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
8838 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
8839 if (!phys_ram_base
) {
8840 fprintf(stderr
, "Could not allocate physical memory\n");
8846 /* we always create the cdrom drive, even if no disk is there */
8848 if (nb_drives_opt
< MAX_DRIVES
)
8849 drive_add(NULL
, CDROM_ALIAS
);
8851 /* we always create at least one floppy */
8853 if (nb_drives_opt
< MAX_DRIVES
)
8854 drive_add(NULL
, FD_ALIAS
, 0);
8856 /* we always create one sd slot, even if no card is in it */
8858 if (nb_drives_opt
< MAX_DRIVES
)
8859 drive_add(NULL
, SD_ALIAS
);
8861 /* open the virtual block devices */
8863 for(i
= 0; i
< nb_drives_opt
; i
++)
8864 if (drive_init(&drives_opt
[i
], snapshot
, machine
) == -1)
8867 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
8868 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
8873 memset(&display_state
, 0, sizeof(display_state
));
8875 /* nearly nothing to do */
8876 dumb_display_init(ds
);
8877 } else if (vnc_display
!= NULL
) {
8878 vnc_display_init(ds
);
8879 if (vnc_display_open(ds
, vnc_display
) < 0)
8882 #if defined(CONFIG_SDL)
8883 sdl_display_init(ds
, full_screen
, no_frame
);
8884 #elif defined(CONFIG_COCOA)
8885 cocoa_display_init(ds
, full_screen
);
8887 dumb_display_init(ds
);
8891 /* Maintain compatibility with multiple stdio monitors */
8892 if (!strcmp(monitor_device
,"stdio")) {
8893 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8894 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
8895 monitor_device
[0] = '\0';
8897 } else if (!strcmp(serial_devices
[i
],"stdio")) {
8898 monitor_device
[0] = '\0';
8899 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
8904 if (monitor_device
[0] != '\0') {
8905 monitor_hd
= qemu_chr_open(monitor_device
);
8907 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
8910 monitor_init(monitor_hd
, !nographic
);
8913 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8914 const char *devname
= serial_devices
[i
];
8915 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8916 serial_hds
[i
] = qemu_chr_open(devname
);
8917 if (!serial_hds
[i
]) {
8918 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
8922 if (strstart(devname
, "vc", 0))
8923 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
8927 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
8928 const char *devname
= parallel_devices
[i
];
8929 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8930 parallel_hds
[i
] = qemu_chr_open(devname
);
8931 if (!parallel_hds
[i
]) {
8932 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
8936 if (strstart(devname
, "vc", 0))
8937 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
8941 machine
->init(ram_size
, vga_ram_size
, boot_devices
, ds
,
8942 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
8944 /* init USB devices */
8946 for(i
= 0; i
< usb_devices_index
; i
++) {
8947 if (usb_device_add(usb_devices
[i
]) < 0) {
8948 fprintf(stderr
, "Warning: could not add USB device %s\n",
8954 if (display_state
.dpy_refresh
) {
8955 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
8956 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
8959 #ifdef CONFIG_GDBSTUB
8961 /* XXX: use standard host:port notation and modify options
8963 if (gdbserver_start(gdbstub_port
) < 0) {
8964 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
8975 /* XXX: simplify init */
8988 len
= write(fds
[1], &status
, 1);
8989 if (len
== -1 && (errno
== EINTR
))
8995 TFR(fd
= open("/dev/null", O_RDWR
));
9009 #if !defined(_WIN32)
9010 /* close network clients */
9011 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9012 VLANClientState
*vc
;
9014 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
9015 if (vc
->fd_read
== tap_receive
) {
9017 TAPState
*s
= vc
->opaque
;
9019 if (sscanf(vc
->info_str
, "tap: ifname=%63s ", ifname
) == 1 &&
9021 launch_script(s
->down_script
, ifname
, s
->fd
);