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
)
1308 unsigned long current_rtc_freq
= 0;
1310 TFR(rtc_fd
= open("/dev/rtc", O_RDONLY
));
1313 ioctl(rtc_fd
, RTC_IRQP_READ
, ¤t_rtc_freq
);
1314 if (current_rtc_freq
!= RTC_FREQ
&&
1315 ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
1316 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1317 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1318 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1321 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1327 enable_sigio_timer(rtc_fd
);
1329 t
->priv
= (void *)(long)rtc_fd
;
1334 static void rtc_stop_timer(struct qemu_alarm_timer
*t
)
1336 int rtc_fd
= (long)t
->priv
;
1341 static int dynticks_start_timer(struct qemu_alarm_timer
*t
)
1345 struct sigaction act
;
1347 sigfillset(&act
.sa_mask
);
1349 act
.sa_handler
= host_alarm_handler
;
1351 sigaction(SIGALRM
, &act
, NULL
);
1353 ev
.sigev_value
.sival_int
= 0;
1354 ev
.sigev_notify
= SIGEV_SIGNAL
;
1355 ev
.sigev_signo
= SIGALRM
;
1357 if (timer_create(CLOCK_REALTIME
, &ev
, &host_timer
)) {
1358 perror("timer_create");
1360 /* disable dynticks */
1361 fprintf(stderr
, "Dynamic Ticks disabled\n");
1366 t
->priv
= (void *)host_timer
;
1371 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
)
1373 timer_t host_timer
= (timer_t
)t
->priv
;
1375 timer_delete(host_timer
);
1378 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
)
1380 timer_t host_timer
= (timer_t
)t
->priv
;
1381 struct itimerspec timeout
;
1382 int64_t nearest_delta_us
= INT64_MAX
;
1385 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1386 !active_timers
[QEMU_TIMER_VIRTUAL
])
1389 nearest_delta_us
= qemu_next_deadline();
1391 /* check whether a timer is already running */
1392 if (timer_gettime(host_timer
, &timeout
)) {
1394 fprintf(stderr
, "Internal timer error: aborting\n");
1397 current_us
= timeout
.it_value
.tv_sec
* 1000000 + timeout
.it_value
.tv_nsec
/1000;
1398 if (current_us
&& current_us
<= nearest_delta_us
)
1401 timeout
.it_interval
.tv_sec
= 0;
1402 timeout
.it_interval
.tv_nsec
= 0; /* 0 for one-shot timer */
1403 timeout
.it_value
.tv_sec
= nearest_delta_us
/ 1000000;
1404 timeout
.it_value
.tv_nsec
= (nearest_delta_us
% 1000000) * 1000;
1405 if (timer_settime(host_timer
, 0 /* RELATIVE */, &timeout
, NULL
)) {
1407 fprintf(stderr
, "Internal timer error: aborting\n");
1412 #endif /* defined(__linux__) */
1414 static int unix_start_timer(struct qemu_alarm_timer
*t
)
1416 struct sigaction act
;
1417 struct itimerval itv
;
1421 sigfillset(&act
.sa_mask
);
1423 act
.sa_handler
= host_alarm_handler
;
1425 sigaction(SIGALRM
, &act
, NULL
);
1427 itv
.it_interval
.tv_sec
= 0;
1428 /* for i386 kernel 2.6 to get 1 ms */
1429 itv
.it_interval
.tv_usec
= 999;
1430 itv
.it_value
.tv_sec
= 0;
1431 itv
.it_value
.tv_usec
= 10 * 1000;
1433 err
= setitimer(ITIMER_REAL
, &itv
, NULL
);
1440 static void unix_stop_timer(struct qemu_alarm_timer
*t
)
1442 struct itimerval itv
;
1444 memset(&itv
, 0, sizeof(itv
));
1445 setitimer(ITIMER_REAL
, &itv
, NULL
);
1448 #endif /* !defined(_WIN32) */
1452 static int win32_start_timer(struct qemu_alarm_timer
*t
)
1455 struct qemu_alarm_win32
*data
= t
->priv
;
1458 data
->host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1459 if (!data
->host_alarm
) {
1460 perror("Failed CreateEvent");
1464 memset(&tc
, 0, sizeof(tc
));
1465 timeGetDevCaps(&tc
, sizeof(tc
));
1467 if (data
->period
< tc
.wPeriodMin
)
1468 data
->period
= tc
.wPeriodMin
;
1470 timeBeginPeriod(data
->period
);
1472 flags
= TIME_CALLBACK_FUNCTION
;
1473 if (alarm_has_dynticks(t
))
1474 flags
|= TIME_ONESHOT
;
1476 flags
|= TIME_PERIODIC
;
1478 data
->timerId
= timeSetEvent(1, // interval (ms)
1479 data
->period
, // resolution
1480 host_alarm_handler
, // function
1481 (DWORD
)t
, // parameter
1484 if (!data
->timerId
) {
1485 perror("Failed to initialize win32 alarm timer");
1487 timeEndPeriod(data
->period
);
1488 CloseHandle(data
->host_alarm
);
1492 qemu_add_wait_object(data
->host_alarm
, NULL
, NULL
);
1497 static void win32_stop_timer(struct qemu_alarm_timer
*t
)
1499 struct qemu_alarm_win32
*data
= t
->priv
;
1501 timeKillEvent(data
->timerId
);
1502 timeEndPeriod(data
->period
);
1504 CloseHandle(data
->host_alarm
);
1507 static void win32_rearm_timer(struct qemu_alarm_timer
*t
)
1509 struct qemu_alarm_win32
*data
= t
->priv
;
1510 uint64_t nearest_delta_us
;
1512 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1513 !active_timers
[QEMU_TIMER_VIRTUAL
])
1516 nearest_delta_us
= qemu_next_deadline();
1517 nearest_delta_us
/= 1000;
1519 timeKillEvent(data
->timerId
);
1521 data
->timerId
= timeSetEvent(1,
1525 TIME_ONESHOT
| TIME_PERIODIC
);
1527 if (!data
->timerId
) {
1528 perror("Failed to re-arm win32 alarm timer");
1530 timeEndPeriod(data
->period
);
1531 CloseHandle(data
->host_alarm
);
1538 static void init_timer_alarm(void)
1540 struct qemu_alarm_timer
*t
;
1543 for (i
= 0; alarm_timers
[i
].name
; i
++) {
1544 t
= &alarm_timers
[i
];
1552 fprintf(stderr
, "Unable to find any suitable alarm timer.\n");
1553 fprintf(stderr
, "Terminating\n");
1560 static void quit_timers(void)
1562 alarm_timer
->stop(alarm_timer
);
1566 /***********************************************************/
1567 /* character device */
1569 static void qemu_chr_event(CharDriverState
*s
, int event
)
1573 s
->chr_event(s
->handler_opaque
, event
);
1576 static void qemu_chr_reset_bh(void *opaque
)
1578 CharDriverState
*s
= opaque
;
1579 qemu_chr_event(s
, CHR_EVENT_RESET
);
1580 qemu_bh_delete(s
->bh
);
1584 void qemu_chr_reset(CharDriverState
*s
)
1586 if (s
->bh
== NULL
) {
1587 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1588 qemu_bh_schedule(s
->bh
);
1592 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1594 return s
->chr_write(s
, buf
, len
);
1597 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1601 return s
->chr_ioctl(s
, cmd
, arg
);
1604 int qemu_chr_can_read(CharDriverState
*s
)
1606 if (!s
->chr_can_read
)
1608 return s
->chr_can_read(s
->handler_opaque
);
1611 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1613 s
->chr_read(s
->handler_opaque
, buf
, len
);
1616 void qemu_chr_accept_input(CharDriverState
*s
)
1618 if (s
->chr_accept_input
)
1619 s
->chr_accept_input(s
);
1622 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1627 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1628 qemu_chr_write(s
, (uint8_t *)buf
, strlen(buf
));
1632 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1634 if (s
->chr_send_event
)
1635 s
->chr_send_event(s
, event
);
1638 void qemu_chr_add_handlers(CharDriverState
*s
,
1639 IOCanRWHandler
*fd_can_read
,
1640 IOReadHandler
*fd_read
,
1641 IOEventHandler
*fd_event
,
1644 s
->chr_can_read
= fd_can_read
;
1645 s
->chr_read
= fd_read
;
1646 s
->chr_event
= fd_event
;
1647 s
->handler_opaque
= opaque
;
1648 if (s
->chr_update_read_handler
)
1649 s
->chr_update_read_handler(s
);
1652 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1657 static CharDriverState
*qemu_chr_open_null(void)
1659 CharDriverState
*chr
;
1661 chr
= qemu_mallocz(sizeof(CharDriverState
));
1664 chr
->chr_write
= null_chr_write
;
1668 /* MUX driver for serial I/O splitting */
1669 static int term_timestamps
;
1670 static int64_t term_timestamps_start
;
1672 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1673 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1675 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1676 IOReadHandler
*chr_read
[MAX_MUX
];
1677 IOEventHandler
*chr_event
[MAX_MUX
];
1678 void *ext_opaque
[MAX_MUX
];
1679 CharDriverState
*drv
;
1680 unsigned char buffer
[MUX_BUFFER_SIZE
];
1684 int term_got_escape
;
1689 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1691 MuxDriver
*d
= chr
->opaque
;
1693 if (!term_timestamps
) {
1694 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1699 for(i
= 0; i
< len
; i
++) {
1700 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1701 if (buf
[i
] == '\n') {
1707 if (term_timestamps_start
== -1)
1708 term_timestamps_start
= ti
;
1709 ti
-= term_timestamps_start
;
1710 secs
= ti
/ 1000000000;
1711 snprintf(buf1
, sizeof(buf1
),
1712 "[%02d:%02d:%02d.%03d] ",
1716 (int)((ti
/ 1000000) % 1000));
1717 d
->drv
->chr_write(d
->drv
, (uint8_t *)buf1
, strlen(buf1
));
1724 static char *mux_help
[] = {
1725 "% h print this help\n\r",
1726 "% x exit emulator\n\r",
1727 "% s save disk data back to file (if -snapshot)\n\r",
1728 "% t toggle console timestamps\n\r"
1729 "% b send break (magic sysrq)\n\r",
1730 "% c switch between console and monitor\n\r",
1735 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1736 static void mux_print_help(CharDriverState
*chr
)
1739 char ebuf
[15] = "Escape-Char";
1740 char cbuf
[50] = "\n\r";
1742 if (term_escape_char
> 0 && term_escape_char
< 26) {
1743 sprintf(cbuf
,"\n\r");
1744 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1746 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1749 chr
->chr_write(chr
, (uint8_t *)cbuf
, strlen(cbuf
));
1750 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1751 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1752 if (mux_help
[i
][j
] == '%')
1753 chr
->chr_write(chr
, (uint8_t *)ebuf
, strlen(ebuf
));
1755 chr
->chr_write(chr
, (uint8_t *)&mux_help
[i
][j
], 1);
1760 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1762 if (d
->term_got_escape
) {
1763 d
->term_got_escape
= 0;
1764 if (ch
== term_escape_char
)
1769 mux_print_help(chr
);
1773 char *term
= "QEMU: Terminated\n\r";
1774 chr
->chr_write(chr
,(uint8_t *)term
,strlen(term
));
1781 for (i
= 0; i
< nb_drives
; i
++) {
1782 bdrv_commit(drives_table
[i
].bdrv
);
1787 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1790 /* Switch to the next registered device */
1792 if (chr
->focus
>= d
->mux_cnt
)
1796 term_timestamps
= !term_timestamps
;
1797 term_timestamps_start
= -1;
1800 } else if (ch
== term_escape_char
) {
1801 d
->term_got_escape
= 1;
1809 static void mux_chr_accept_input(CharDriverState
*chr
)
1812 MuxDriver
*d
= chr
->opaque
;
1814 while (d
->prod
!= d
->cons
&&
1815 d
->chr_can_read
[m
] &&
1816 d
->chr_can_read
[m
](d
->ext_opaque
[m
])) {
1817 d
->chr_read
[m
](d
->ext_opaque
[m
],
1818 &d
->buffer
[d
->cons
++ & MUX_BUFFER_MASK
], 1);
1822 static int mux_chr_can_read(void *opaque
)
1824 CharDriverState
*chr
= opaque
;
1825 MuxDriver
*d
= chr
->opaque
;
1827 if ((d
->prod
- d
->cons
) < MUX_BUFFER_SIZE
)
1829 if (d
->chr_can_read
[chr
->focus
])
1830 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1834 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1836 CharDriverState
*chr
= opaque
;
1837 MuxDriver
*d
= chr
->opaque
;
1841 mux_chr_accept_input (opaque
);
1843 for(i
= 0; i
< size
; i
++)
1844 if (mux_proc_byte(chr
, d
, buf
[i
])) {
1845 if (d
->prod
== d
->cons
&&
1846 d
->chr_can_read
[m
] &&
1847 d
->chr_can_read
[m
](d
->ext_opaque
[m
]))
1848 d
->chr_read
[m
](d
->ext_opaque
[m
], &buf
[i
], 1);
1850 d
->buffer
[d
->prod
++ & MUX_BUFFER_MASK
] = buf
[i
];
1854 static void mux_chr_event(void *opaque
, int event
)
1856 CharDriverState
*chr
= opaque
;
1857 MuxDriver
*d
= chr
->opaque
;
1860 /* Send the event to all registered listeners */
1861 for (i
= 0; i
< d
->mux_cnt
; i
++)
1862 if (d
->chr_event
[i
])
1863 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1866 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1868 MuxDriver
*d
= chr
->opaque
;
1870 if (d
->mux_cnt
>= MAX_MUX
) {
1871 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1874 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1875 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1876 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1877 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1878 /* Fix up the real driver with mux routines */
1879 if (d
->mux_cnt
== 0) {
1880 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1881 mux_chr_event
, chr
);
1883 chr
->focus
= d
->mux_cnt
;
1887 static CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1889 CharDriverState
*chr
;
1892 chr
= qemu_mallocz(sizeof(CharDriverState
));
1895 d
= qemu_mallocz(sizeof(MuxDriver
));
1904 chr
->chr_write
= mux_chr_write
;
1905 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1906 chr
->chr_accept_input
= mux_chr_accept_input
;
1913 static void socket_cleanup(void)
1918 static int socket_init(void)
1923 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1925 err
= WSAGetLastError();
1926 fprintf(stderr
, "WSAStartup: %d\n", err
);
1929 atexit(socket_cleanup
);
1933 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1939 ret
= send(fd
, buf
, len
, 0);
1942 errno
= WSAGetLastError();
1943 if (errno
!= WSAEWOULDBLOCK
) {
1946 } else if (ret
== 0) {
1956 void socket_set_nonblock(int fd
)
1958 unsigned long opt
= 1;
1959 ioctlsocket(fd
, FIONBIO
, &opt
);
1964 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1970 ret
= write(fd
, buf
, len
);
1972 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1974 } else if (ret
== 0) {
1984 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1986 return unix_write(fd
, buf
, len1
);
1989 void socket_set_nonblock(int fd
)
1991 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1993 #endif /* !_WIN32 */
2002 #define STDIO_MAX_CLIENTS 1
2003 static int stdio_nb_clients
= 0;
2005 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2007 FDCharDriver
*s
= chr
->opaque
;
2008 return unix_write(s
->fd_out
, buf
, len
);
2011 static int fd_chr_read_poll(void *opaque
)
2013 CharDriverState
*chr
= opaque
;
2014 FDCharDriver
*s
= chr
->opaque
;
2016 s
->max_size
= qemu_chr_can_read(chr
);
2020 static void fd_chr_read(void *opaque
)
2022 CharDriverState
*chr
= opaque
;
2023 FDCharDriver
*s
= chr
->opaque
;
2028 if (len
> s
->max_size
)
2032 size
= read(s
->fd_in
, buf
, len
);
2034 /* FD has been closed. Remove it from the active list. */
2035 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2039 qemu_chr_read(chr
, buf
, size
);
2043 static void fd_chr_update_read_handler(CharDriverState
*chr
)
2045 FDCharDriver
*s
= chr
->opaque
;
2047 if (s
->fd_in
>= 0) {
2048 if (nographic
&& s
->fd_in
== 0) {
2050 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
2051 fd_chr_read
, NULL
, chr
);
2056 static void fd_chr_close(struct CharDriverState
*chr
)
2058 FDCharDriver
*s
= chr
->opaque
;
2060 if (s
->fd_in
>= 0) {
2061 if (nographic
&& s
->fd_in
== 0) {
2063 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2070 /* open a character device to a unix fd */
2071 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
2073 CharDriverState
*chr
;
2076 chr
= qemu_mallocz(sizeof(CharDriverState
));
2079 s
= qemu_mallocz(sizeof(FDCharDriver
));
2087 chr
->chr_write
= fd_chr_write
;
2088 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
2089 chr
->chr_close
= fd_chr_close
;
2091 qemu_chr_reset(chr
);
2096 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
2100 TFR(fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666));
2103 return qemu_chr_open_fd(-1, fd_out
);
2106 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
2109 char filename_in
[256], filename_out
[256];
2111 snprintf(filename_in
, 256, "%s.in", filename
);
2112 snprintf(filename_out
, 256, "%s.out", filename
);
2113 TFR(fd_in
= open(filename_in
, O_RDWR
| O_BINARY
));
2114 TFR(fd_out
= open(filename_out
, O_RDWR
| O_BINARY
));
2115 if (fd_in
< 0 || fd_out
< 0) {
2120 TFR(fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
));
2124 return qemu_chr_open_fd(fd_in
, fd_out
);
2128 /* for STDIO, we handle the case where several clients use it
2131 #define TERM_FIFO_MAX_SIZE 1
2133 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
2134 static int term_fifo_size
;
2136 static int stdio_read_poll(void *opaque
)
2138 CharDriverState
*chr
= opaque
;
2140 /* try to flush the queue if needed */
2141 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
2142 qemu_chr_read(chr
, term_fifo
, 1);
2145 /* see if we can absorb more chars */
2146 if (term_fifo_size
== 0)
2152 static void stdio_read(void *opaque
)
2156 CharDriverState
*chr
= opaque
;
2158 size
= read(0, buf
, 1);
2160 /* stdin has been closed. Remove it from the active list. */
2161 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2165 if (qemu_chr_can_read(chr
) > 0) {
2166 qemu_chr_read(chr
, buf
, 1);
2167 } else if (term_fifo_size
== 0) {
2168 term_fifo
[term_fifo_size
++] = buf
[0];
2173 /* init terminal so that we can grab keys */
2174 static struct termios oldtty
;
2175 static int old_fd0_flags
;
2176 static int term_atexit_done
;
2178 static void term_exit(void)
2180 tcsetattr (0, TCSANOW
, &oldtty
);
2181 fcntl(0, F_SETFL
, old_fd0_flags
);
2184 static void term_init(void)
2188 tcgetattr (0, &tty
);
2190 old_fd0_flags
= fcntl(0, F_GETFL
);
2192 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2193 |INLCR
|IGNCR
|ICRNL
|IXON
);
2194 tty
.c_oflag
|= OPOST
;
2195 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
2196 /* if graphical mode, we allow Ctrl-C handling */
2198 tty
.c_lflag
&= ~ISIG
;
2199 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
2202 tty
.c_cc
[VTIME
] = 0;
2204 tcsetattr (0, TCSANOW
, &tty
);
2206 if (!term_atexit_done
++)
2209 fcntl(0, F_SETFL
, O_NONBLOCK
);
2212 static void qemu_chr_close_stdio(struct CharDriverState
*chr
)
2216 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2220 static CharDriverState
*qemu_chr_open_stdio(void)
2222 CharDriverState
*chr
;
2224 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
2226 chr
= qemu_chr_open_fd(0, 1);
2227 chr
->chr_close
= qemu_chr_close_stdio
;
2228 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
2235 #if defined(__linux__) || defined(__sun__)
2236 static CharDriverState
*qemu_chr_open_pty(void)
2239 char slave_name
[1024];
2240 int master_fd
, slave_fd
;
2242 #if defined(__linux__)
2243 /* Not satisfying */
2244 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
2249 /* Disabling local echo and line-buffered output */
2250 tcgetattr (master_fd
, &tty
);
2251 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
2253 tty
.c_cc
[VTIME
] = 0;
2254 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
2256 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
2257 return qemu_chr_open_fd(master_fd
, master_fd
);
2260 static void tty_serial_init(int fd
, int speed
,
2261 int parity
, int data_bits
, int stop_bits
)
2267 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2268 speed
, parity
, data_bits
, stop_bits
);
2270 tcgetattr (fd
, &tty
);
2273 if (speed
<= 50 * MARGIN
)
2275 else if (speed
<= 75 * MARGIN
)
2277 else if (speed
<= 300 * MARGIN
)
2279 else if (speed
<= 600 * MARGIN
)
2281 else if (speed
<= 1200 * MARGIN
)
2283 else if (speed
<= 2400 * MARGIN
)
2285 else if (speed
<= 4800 * MARGIN
)
2287 else if (speed
<= 9600 * MARGIN
)
2289 else if (speed
<= 19200 * MARGIN
)
2291 else if (speed
<= 38400 * MARGIN
)
2293 else if (speed
<= 57600 * MARGIN
)
2295 else if (speed
<= 115200 * MARGIN
)
2300 cfsetispeed(&tty
, spd
);
2301 cfsetospeed(&tty
, spd
);
2303 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2304 |INLCR
|IGNCR
|ICRNL
|IXON
);
2305 tty
.c_oflag
|= OPOST
;
2306 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
2307 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
2328 tty
.c_cflag
|= PARENB
;
2331 tty
.c_cflag
|= PARENB
| PARODD
;
2335 tty
.c_cflag
|= CSTOPB
;
2337 tcsetattr (fd
, TCSANOW
, &tty
);
2340 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2342 FDCharDriver
*s
= chr
->opaque
;
2345 case CHR_IOCTL_SERIAL_SET_PARAMS
:
2347 QEMUSerialSetParams
*ssp
= arg
;
2348 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
2349 ssp
->data_bits
, ssp
->stop_bits
);
2352 case CHR_IOCTL_SERIAL_SET_BREAK
:
2354 int enable
= *(int *)arg
;
2356 tcsendbreak(s
->fd_in
, 1);
2365 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
2367 CharDriverState
*chr
;
2370 TFR(fd
= open(filename
, O_RDWR
| O_NONBLOCK
));
2371 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2372 tty_serial_init(fd
, 115200, 'N', 8, 1);
2373 chr
= qemu_chr_open_fd(fd
, fd
);
2378 chr
->chr_ioctl
= tty_serial_ioctl
;
2379 qemu_chr_reset(chr
);
2382 #else /* ! __linux__ && ! __sun__ */
2383 static CharDriverState
*qemu_chr_open_pty(void)
2387 #endif /* __linux__ || __sun__ */
2389 #if defined(__linux__)
2393 } ParallelCharDriver
;
2395 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
2397 if (s
->mode
!= mode
) {
2399 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
2406 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2408 ParallelCharDriver
*drv
= chr
->opaque
;
2413 case CHR_IOCTL_PP_READ_DATA
:
2414 if (ioctl(fd
, PPRDATA
, &b
) < 0)
2416 *(uint8_t *)arg
= b
;
2418 case CHR_IOCTL_PP_WRITE_DATA
:
2419 b
= *(uint8_t *)arg
;
2420 if (ioctl(fd
, PPWDATA
, &b
) < 0)
2423 case CHR_IOCTL_PP_READ_CONTROL
:
2424 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
2426 /* Linux gives only the lowest bits, and no way to know data
2427 direction! For better compatibility set the fixed upper
2429 *(uint8_t *)arg
= b
| 0xc0;
2431 case CHR_IOCTL_PP_WRITE_CONTROL
:
2432 b
= *(uint8_t *)arg
;
2433 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
2436 case CHR_IOCTL_PP_READ_STATUS
:
2437 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
2439 *(uint8_t *)arg
= b
;
2441 case CHR_IOCTL_PP_EPP_READ_ADDR
:
2442 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2443 struct ParallelIOArg
*parg
= arg
;
2444 int n
= read(fd
, parg
->buffer
, parg
->count
);
2445 if (n
!= parg
->count
) {
2450 case CHR_IOCTL_PP_EPP_READ
:
2451 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2452 struct ParallelIOArg
*parg
= arg
;
2453 int n
= read(fd
, parg
->buffer
, parg
->count
);
2454 if (n
!= parg
->count
) {
2459 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
2460 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2461 struct ParallelIOArg
*parg
= arg
;
2462 int n
= write(fd
, parg
->buffer
, parg
->count
);
2463 if (n
!= parg
->count
) {
2468 case CHR_IOCTL_PP_EPP_WRITE
:
2469 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2470 struct ParallelIOArg
*parg
= arg
;
2471 int n
= write(fd
, parg
->buffer
, parg
->count
);
2472 if (n
!= parg
->count
) {
2483 static void pp_close(CharDriverState
*chr
)
2485 ParallelCharDriver
*drv
= chr
->opaque
;
2488 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2489 ioctl(fd
, PPRELEASE
);
2494 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2496 CharDriverState
*chr
;
2497 ParallelCharDriver
*drv
;
2500 TFR(fd
= open(filename
, O_RDWR
));
2504 if (ioctl(fd
, PPCLAIM
) < 0) {
2509 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2515 drv
->mode
= IEEE1284_MODE_COMPAT
;
2517 chr
= qemu_mallocz(sizeof(CharDriverState
));
2523 chr
->chr_write
= null_chr_write
;
2524 chr
->chr_ioctl
= pp_ioctl
;
2525 chr
->chr_close
= pp_close
;
2528 qemu_chr_reset(chr
);
2532 #endif /* __linux__ */
2538 HANDLE hcom
, hrecv
, hsend
;
2539 OVERLAPPED orecv
, osend
;
2544 #define NSENDBUF 2048
2545 #define NRECVBUF 2048
2546 #define MAXCONNECT 1
2547 #define NTIMEOUT 5000
2549 static int win_chr_poll(void *opaque
);
2550 static int win_chr_pipe_poll(void *opaque
);
2552 static void win_chr_close(CharDriverState
*chr
)
2554 WinCharState
*s
= chr
->opaque
;
2557 CloseHandle(s
->hsend
);
2561 CloseHandle(s
->hrecv
);
2565 CloseHandle(s
->hcom
);
2569 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2571 qemu_del_polling_cb(win_chr_poll
, chr
);
2574 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2576 WinCharState
*s
= chr
->opaque
;
2578 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2583 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2585 fprintf(stderr
, "Failed CreateEvent\n");
2588 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2590 fprintf(stderr
, "Failed CreateEvent\n");
2594 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2595 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2596 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2597 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2602 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2603 fprintf(stderr
, "Failed SetupComm\n");
2607 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2608 size
= sizeof(COMMCONFIG
);
2609 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2610 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2611 CommConfigDialog(filename
, NULL
, &comcfg
);
2613 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2614 fprintf(stderr
, "Failed SetCommState\n");
2618 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2619 fprintf(stderr
, "Failed SetCommMask\n");
2623 cto
.ReadIntervalTimeout
= MAXDWORD
;
2624 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2625 fprintf(stderr
, "Failed SetCommTimeouts\n");
2629 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2630 fprintf(stderr
, "Failed ClearCommError\n");
2633 qemu_add_polling_cb(win_chr_poll
, chr
);
2641 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2643 WinCharState
*s
= chr
->opaque
;
2644 DWORD len
, ret
, size
, err
;
2647 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2648 s
->osend
.hEvent
= s
->hsend
;
2651 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2653 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2655 err
= GetLastError();
2656 if (err
== ERROR_IO_PENDING
) {
2657 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2675 static int win_chr_read_poll(CharDriverState
*chr
)
2677 WinCharState
*s
= chr
->opaque
;
2679 s
->max_size
= qemu_chr_can_read(chr
);
2683 static void win_chr_readfile(CharDriverState
*chr
)
2685 WinCharState
*s
= chr
->opaque
;
2690 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2691 s
->orecv
.hEvent
= s
->hrecv
;
2692 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2694 err
= GetLastError();
2695 if (err
== ERROR_IO_PENDING
) {
2696 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2701 qemu_chr_read(chr
, buf
, size
);
2705 static void win_chr_read(CharDriverState
*chr
)
2707 WinCharState
*s
= chr
->opaque
;
2709 if (s
->len
> s
->max_size
)
2710 s
->len
= s
->max_size
;
2714 win_chr_readfile(chr
);
2717 static int win_chr_poll(void *opaque
)
2719 CharDriverState
*chr
= opaque
;
2720 WinCharState
*s
= chr
->opaque
;
2724 ClearCommError(s
->hcom
, &comerr
, &status
);
2725 if (status
.cbInQue
> 0) {
2726 s
->len
= status
.cbInQue
;
2727 win_chr_read_poll(chr
);
2734 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2736 CharDriverState
*chr
;
2739 chr
= qemu_mallocz(sizeof(CharDriverState
));
2742 s
= qemu_mallocz(sizeof(WinCharState
));
2748 chr
->chr_write
= win_chr_write
;
2749 chr
->chr_close
= win_chr_close
;
2751 if (win_chr_init(chr
, filename
) < 0) {
2756 qemu_chr_reset(chr
);
2760 static int win_chr_pipe_poll(void *opaque
)
2762 CharDriverState
*chr
= opaque
;
2763 WinCharState
*s
= chr
->opaque
;
2766 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2769 win_chr_read_poll(chr
);
2776 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2778 WinCharState
*s
= chr
->opaque
;
2786 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2788 fprintf(stderr
, "Failed CreateEvent\n");
2791 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2793 fprintf(stderr
, "Failed CreateEvent\n");
2797 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2798 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2799 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2801 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2802 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2803 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2808 ZeroMemory(&ov
, sizeof(ov
));
2809 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2810 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2812 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2816 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2818 fprintf(stderr
, "Failed GetOverlappedResult\n");
2820 CloseHandle(ov
.hEvent
);
2827 CloseHandle(ov
.hEvent
);
2830 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2839 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2841 CharDriverState
*chr
;
2844 chr
= qemu_mallocz(sizeof(CharDriverState
));
2847 s
= qemu_mallocz(sizeof(WinCharState
));
2853 chr
->chr_write
= win_chr_write
;
2854 chr
->chr_close
= win_chr_close
;
2856 if (win_chr_pipe_init(chr
, filename
) < 0) {
2861 qemu_chr_reset(chr
);
2865 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2867 CharDriverState
*chr
;
2870 chr
= qemu_mallocz(sizeof(CharDriverState
));
2873 s
= qemu_mallocz(sizeof(WinCharState
));
2880 chr
->chr_write
= win_chr_write
;
2881 qemu_chr_reset(chr
);
2885 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2887 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2890 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2894 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2895 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2896 if (fd_out
== INVALID_HANDLE_VALUE
)
2899 return qemu_chr_open_win_file(fd_out
);
2901 #endif /* !_WIN32 */
2903 /***********************************************************/
2904 /* UDP Net console */
2908 struct sockaddr_in daddr
;
2915 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2917 NetCharDriver
*s
= chr
->opaque
;
2919 return sendto(s
->fd
, buf
, len
, 0,
2920 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2923 static int udp_chr_read_poll(void *opaque
)
2925 CharDriverState
*chr
= opaque
;
2926 NetCharDriver
*s
= chr
->opaque
;
2928 s
->max_size
= qemu_chr_can_read(chr
);
2930 /* If there were any stray characters in the queue process them
2933 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2934 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2936 s
->max_size
= qemu_chr_can_read(chr
);
2941 static void udp_chr_read(void *opaque
)
2943 CharDriverState
*chr
= opaque
;
2944 NetCharDriver
*s
= chr
->opaque
;
2946 if (s
->max_size
== 0)
2948 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2949 s
->bufptr
= s
->bufcnt
;
2954 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2955 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2957 s
->max_size
= qemu_chr_can_read(chr
);
2961 static void udp_chr_update_read_handler(CharDriverState
*chr
)
2963 NetCharDriver
*s
= chr
->opaque
;
2966 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2967 udp_chr_read
, NULL
, chr
);
2971 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2973 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
2975 int parse_host_src_port(struct sockaddr_in
*haddr
,
2976 struct sockaddr_in
*saddr
,
2979 static CharDriverState
*qemu_chr_open_udp(const char *def
)
2981 CharDriverState
*chr
= NULL
;
2982 NetCharDriver
*s
= NULL
;
2984 struct sockaddr_in saddr
;
2986 chr
= qemu_mallocz(sizeof(CharDriverState
));
2989 s
= qemu_mallocz(sizeof(NetCharDriver
));
2993 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2995 perror("socket(PF_INET, SOCK_DGRAM)");
2999 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
3000 printf("Could not parse: %s\n", def
);
3004 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
3014 chr
->chr_write
= udp_chr_write
;
3015 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
3028 /***********************************************************/
3029 /* TCP Net console */
3040 static void tcp_chr_accept(void *opaque
);
3042 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
3044 TCPCharDriver
*s
= chr
->opaque
;
3046 return send_all(s
->fd
, buf
, len
);
3048 /* XXX: indicate an error ? */
3053 static int tcp_chr_read_poll(void *opaque
)
3055 CharDriverState
*chr
= opaque
;
3056 TCPCharDriver
*s
= chr
->opaque
;
3059 s
->max_size
= qemu_chr_can_read(chr
);
3064 #define IAC_BREAK 243
3065 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
3067 uint8_t *buf
, int *size
)
3069 /* Handle any telnet client's basic IAC options to satisfy char by
3070 * char mode with no echo. All IAC options will be removed from
3071 * the buf and the do_telnetopt variable will be used to track the
3072 * state of the width of the IAC information.
3074 * IAC commands come in sets of 3 bytes with the exception of the
3075 * "IAC BREAK" command and the double IAC.
3081 for (i
= 0; i
< *size
; i
++) {
3082 if (s
->do_telnetopt
> 1) {
3083 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
3084 /* Double IAC means send an IAC */
3088 s
->do_telnetopt
= 1;
3090 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
3091 /* Handle IAC break commands by sending a serial break */
3092 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
3097 if (s
->do_telnetopt
>= 4) {
3098 s
->do_telnetopt
= 1;
3101 if ((unsigned char)buf
[i
] == IAC
) {
3102 s
->do_telnetopt
= 2;
3113 static void tcp_chr_read(void *opaque
)
3115 CharDriverState
*chr
= opaque
;
3116 TCPCharDriver
*s
= chr
->opaque
;
3120 if (!s
->connected
|| s
->max_size
<= 0)
3123 if (len
> s
->max_size
)
3125 size
= recv(s
->fd
, buf
, len
, 0);
3127 /* connection closed */
3129 if (s
->listen_fd
>= 0) {
3130 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3132 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3135 } else if (size
> 0) {
3136 if (s
->do_telnetopt
)
3137 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
3139 qemu_chr_read(chr
, buf
, size
);
3143 static void tcp_chr_connect(void *opaque
)
3145 CharDriverState
*chr
= opaque
;
3146 TCPCharDriver
*s
= chr
->opaque
;
3149 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
3150 tcp_chr_read
, NULL
, chr
);
3151 qemu_chr_reset(chr
);
3154 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3155 static void tcp_chr_telnet_init(int fd
)
3158 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3159 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3160 send(fd
, (char *)buf
, 3, 0);
3161 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3162 send(fd
, (char *)buf
, 3, 0);
3163 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3164 send(fd
, (char *)buf
, 3, 0);
3165 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3166 send(fd
, (char *)buf
, 3, 0);
3169 static void socket_set_nodelay(int fd
)
3172 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
3175 static void tcp_chr_accept(void *opaque
)
3177 CharDriverState
*chr
= opaque
;
3178 TCPCharDriver
*s
= chr
->opaque
;
3179 struct sockaddr_in saddr
;
3181 struct sockaddr_un uaddr
;
3183 struct sockaddr
*addr
;
3190 len
= sizeof(uaddr
);
3191 addr
= (struct sockaddr
*)&uaddr
;
3195 len
= sizeof(saddr
);
3196 addr
= (struct sockaddr
*)&saddr
;
3198 fd
= accept(s
->listen_fd
, addr
, &len
);
3199 if (fd
< 0 && errno
!= EINTR
) {
3201 } else if (fd
>= 0) {
3202 if (s
->do_telnetopt
)
3203 tcp_chr_telnet_init(fd
);
3207 socket_set_nonblock(fd
);
3209 socket_set_nodelay(fd
);
3211 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
3212 tcp_chr_connect(chr
);
3215 static void tcp_chr_close(CharDriverState
*chr
)
3217 TCPCharDriver
*s
= chr
->opaque
;
3220 if (s
->listen_fd
>= 0)
3221 closesocket(s
->listen_fd
);
3225 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
3229 CharDriverState
*chr
= NULL
;
3230 TCPCharDriver
*s
= NULL
;
3231 int fd
= -1, ret
, err
, val
;
3233 int is_waitconnect
= 1;
3236 struct sockaddr_in saddr
;
3238 struct sockaddr_un uaddr
;
3240 struct sockaddr
*addr
;
3245 addr
= (struct sockaddr
*)&uaddr
;
3246 addrlen
= sizeof(uaddr
);
3247 if (parse_unix_path(&uaddr
, host_str
) < 0)
3252 addr
= (struct sockaddr
*)&saddr
;
3253 addrlen
= sizeof(saddr
);
3254 if (parse_host_port(&saddr
, host_str
) < 0)
3259 while((ptr
= strchr(ptr
,','))) {
3261 if (!strncmp(ptr
,"server",6)) {
3263 } else if (!strncmp(ptr
,"nowait",6)) {
3265 } else if (!strncmp(ptr
,"nodelay",6)) {
3268 printf("Unknown option: %s\n", ptr
);
3275 chr
= qemu_mallocz(sizeof(CharDriverState
));
3278 s
= qemu_mallocz(sizeof(TCPCharDriver
));
3284 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
3287 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3292 if (!is_waitconnect
)
3293 socket_set_nonblock(fd
);
3298 s
->is_unix
= is_unix
;
3299 s
->do_nodelay
= do_nodelay
&& !is_unix
;
3302 chr
->chr_write
= tcp_chr_write
;
3303 chr
->chr_close
= tcp_chr_close
;
3306 /* allow fast reuse */
3310 strncpy(path
, uaddr
.sun_path
, 108);
3317 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3320 ret
= bind(fd
, addr
, addrlen
);
3324 ret
= listen(fd
, 0);
3329 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3331 s
->do_telnetopt
= 1;
3334 ret
= connect(fd
, addr
, addrlen
);
3336 err
= socket_error();
3337 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3338 } else if (err
== EINPROGRESS
) {
3341 } else if (err
== WSAEALREADY
) {
3353 socket_set_nodelay(fd
);
3355 tcp_chr_connect(chr
);
3357 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
3360 if (is_listen
&& is_waitconnect
) {
3361 printf("QEMU waiting for connection on: %s\n", host_str
);
3362 tcp_chr_accept(chr
);
3363 socket_set_nonblock(s
->listen_fd
);
3375 CharDriverState
*qemu_chr_open(const char *filename
)
3379 if (!strcmp(filename
, "vc")) {
3380 return text_console_init(&display_state
, 0);
3381 } else if (strstart(filename
, "vc:", &p
)) {
3382 return text_console_init(&display_state
, p
);
3383 } else if (!strcmp(filename
, "null")) {
3384 return qemu_chr_open_null();
3386 if (strstart(filename
, "tcp:", &p
)) {
3387 return qemu_chr_open_tcp(p
, 0, 0);
3389 if (strstart(filename
, "telnet:", &p
)) {
3390 return qemu_chr_open_tcp(p
, 1, 0);
3392 if (strstart(filename
, "udp:", &p
)) {
3393 return qemu_chr_open_udp(p
);
3395 if (strstart(filename
, "mon:", &p
)) {
3396 CharDriverState
*drv
= qemu_chr_open(p
);
3398 drv
= qemu_chr_open_mux(drv
);
3399 monitor_init(drv
, !nographic
);
3402 printf("Unable to open driver: %s\n", p
);
3406 if (strstart(filename
, "unix:", &p
)) {
3407 return qemu_chr_open_tcp(p
, 0, 1);
3408 } else if (strstart(filename
, "file:", &p
)) {
3409 return qemu_chr_open_file_out(p
);
3410 } else if (strstart(filename
, "pipe:", &p
)) {
3411 return qemu_chr_open_pipe(p
);
3412 } else if (!strcmp(filename
, "pty")) {
3413 return qemu_chr_open_pty();
3414 } else if (!strcmp(filename
, "stdio")) {
3415 return qemu_chr_open_stdio();
3417 #if defined(__linux__)
3418 if (strstart(filename
, "/dev/parport", NULL
)) {
3419 return qemu_chr_open_pp(filename
);
3422 #if defined(__linux__) || defined(__sun__)
3423 if (strstart(filename
, "/dev/", NULL
)) {
3424 return qemu_chr_open_tty(filename
);
3428 if (strstart(filename
, "COM", NULL
)) {
3429 return qemu_chr_open_win(filename
);
3431 if (strstart(filename
, "pipe:", &p
)) {
3432 return qemu_chr_open_win_pipe(p
);
3434 if (strstart(filename
, "con:", NULL
)) {
3435 return qemu_chr_open_win_con(filename
);
3437 if (strstart(filename
, "file:", &p
)) {
3438 return qemu_chr_open_win_file_out(p
);
3446 void qemu_chr_close(CharDriverState
*chr
)
3449 chr
->chr_close(chr
);
3453 /***********************************************************/
3454 /* network device redirectors */
3456 __attribute__ (( unused
))
3457 static void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
3461 for(i
=0;i
<size
;i
+=16) {
3465 fprintf(f
, "%08x ", i
);
3468 fprintf(f
, " %02x", buf
[i
+j
]);
3473 for(j
=0;j
<len
;j
++) {
3475 if (c
< ' ' || c
> '~')
3477 fprintf(f
, "%c", c
);
3483 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3490 offset
= strtol(p
, &last_char
, 0);
3491 if (0 == errno
&& '\0' == *last_char
&&
3492 offset
>= 0 && offset
<= 0xFFFFFF) {
3493 macaddr
[3] = (offset
& 0xFF0000) >> 16;
3494 macaddr
[4] = (offset
& 0xFF00) >> 8;
3495 macaddr
[5] = offset
& 0xFF;
3498 for(i
= 0; i
< 6; i
++) {
3499 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3504 if (*p
!= ':' && *p
!= '-')
3515 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3520 p1
= strchr(p
, sep
);
3526 if (len
> buf_size
- 1)
3528 memcpy(buf
, p
, len
);
3535 int parse_host_src_port(struct sockaddr_in
*haddr
,
3536 struct sockaddr_in
*saddr
,
3537 const char *input_str
)
3539 char *str
= strdup(input_str
);
3540 char *host_str
= str
;
3545 * Chop off any extra arguments at the end of the string which
3546 * would start with a comma, then fill in the src port information
3547 * if it was provided else use the "any address" and "any port".
3549 if ((ptr
= strchr(str
,',')))
3552 if ((src_str
= strchr(input_str
,'@'))) {
3557 if (parse_host_port(haddr
, host_str
) < 0)
3560 if (!src_str
|| *src_str
== '\0')
3563 if (parse_host_port(saddr
, src_str
) < 0)
3574 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3582 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3584 saddr
->sin_family
= AF_INET
;
3585 if (buf
[0] == '\0') {
3586 saddr
->sin_addr
.s_addr
= 0;
3588 if (isdigit(buf
[0])) {
3589 if (!inet_aton(buf
, &saddr
->sin_addr
))
3592 if ((he
= gethostbyname(buf
)) == NULL
)
3594 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3597 port
= strtol(p
, (char **)&r
, 0);
3600 saddr
->sin_port
= htons(port
);
3605 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3610 len
= MIN(108, strlen(str
));
3611 p
= strchr(str
, ',');
3613 len
= MIN(len
, p
- str
);
3615 memset(uaddr
, 0, sizeof(*uaddr
));
3617 uaddr
->sun_family
= AF_UNIX
;
3618 memcpy(uaddr
->sun_path
, str
, len
);
3624 /* find or alloc a new VLAN */
3625 VLANState
*qemu_find_vlan(int id
)
3627 VLANState
**pvlan
, *vlan
;
3628 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3632 vlan
= qemu_mallocz(sizeof(VLANState
));
3637 pvlan
= &first_vlan
;
3638 while (*pvlan
!= NULL
)
3639 pvlan
= &(*pvlan
)->next
;
3644 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3645 IOReadHandler
*fd_read
,
3646 IOCanRWHandler
*fd_can_read
,
3649 VLANClientState
*vc
, **pvc
;
3650 vc
= qemu_mallocz(sizeof(VLANClientState
));
3653 vc
->fd_read
= fd_read
;
3654 vc
->fd_can_read
= fd_can_read
;
3655 vc
->opaque
= opaque
;
3659 pvc
= &vlan
->first_client
;
3660 while (*pvc
!= NULL
)
3661 pvc
= &(*pvc
)->next
;
3666 int qemu_can_send_packet(VLANClientState
*vc1
)
3668 VLANState
*vlan
= vc1
->vlan
;
3669 VLANClientState
*vc
;
3671 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3673 if (vc
->fd_can_read
&& vc
->fd_can_read(vc
->opaque
))
3680 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3682 VLANState
*vlan
= vc1
->vlan
;
3683 VLANClientState
*vc
;
3686 printf("vlan %d send:\n", vlan
->id
);
3687 hex_dump(stdout
, buf
, size
);
3689 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3691 vc
->fd_read(vc
->opaque
, buf
, size
);
3696 #if defined(CONFIG_SLIRP)
3698 /* slirp network adapter */
3700 static int slirp_inited
;
3701 static VLANClientState
*slirp_vc
;
3703 int slirp_can_output(void)
3705 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3708 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3711 printf("slirp output:\n");
3712 hex_dump(stdout
, pkt
, pkt_len
);
3716 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3719 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3722 printf("slirp input:\n");
3723 hex_dump(stdout
, buf
, size
);
3725 slirp_input(buf
, size
);
3728 static int net_slirp_init(VLANState
*vlan
)
3730 if (!slirp_inited
) {
3734 slirp_vc
= qemu_new_vlan_client(vlan
,
3735 slirp_receive
, NULL
, NULL
);
3736 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3740 static void net_slirp_redir(const char *redir_str
)
3745 struct in_addr guest_addr
;
3746 int host_port
, guest_port
;
3748 if (!slirp_inited
) {
3754 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3756 if (!strcmp(buf
, "tcp")) {
3758 } else if (!strcmp(buf
, "udp")) {
3764 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3766 host_port
= strtol(buf
, &r
, 0);
3770 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3772 if (buf
[0] == '\0') {
3773 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3775 if (!inet_aton(buf
, &guest_addr
))
3778 guest_port
= strtol(p
, &r
, 0);
3782 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3783 fprintf(stderr
, "qemu: could not set up redirection\n");
3788 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3796 static void erase_dir(char *dir_name
)
3800 char filename
[1024];
3802 /* erase all the files in the directory */
3803 if ((d
= opendir(dir_name
)) != 0) {
3808 if (strcmp(de
->d_name
, ".") != 0 &&
3809 strcmp(de
->d_name
, "..") != 0) {
3810 snprintf(filename
, sizeof(filename
), "%s/%s",
3811 smb_dir
, de
->d_name
);
3812 if (unlink(filename
) != 0) /* is it a directory? */
3813 erase_dir(filename
);
3821 /* automatic user mode samba server configuration */
3822 static void smb_exit(void)
3827 /* automatic user mode samba server configuration */
3828 static void net_slirp_smb(const char *exported_dir
)
3830 char smb_conf
[1024];
3831 char smb_cmdline
[1024];
3834 if (!slirp_inited
) {
3839 /* XXX: better tmp dir construction */
3840 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3841 if (mkdir(smb_dir
, 0700) < 0) {
3842 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3845 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3847 f
= fopen(smb_conf
, "w");
3849 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3856 "socket address=127.0.0.1\n"
3857 "pid directory=%s\n"
3858 "lock directory=%s\n"
3859 "log file=%s/log.smbd\n"
3860 "smb passwd file=%s/smbpasswd\n"
3861 "security = share\n"
3876 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3877 SMBD_COMMAND
, smb_conf
);
3879 slirp_add_exec(0, smb_cmdline
, 4, 139);
3882 #endif /* !defined(_WIN32) */
3883 void do_info_slirp(void)
3888 #endif /* CONFIG_SLIRP */
3890 #if !defined(_WIN32)
3892 typedef struct TAPState
{
3893 VLANClientState
*vc
;
3895 char down_script
[1024];
3898 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3900 TAPState
*s
= opaque
;
3903 ret
= write(s
->fd
, buf
, size
);
3904 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3911 static void tap_send(void *opaque
)
3913 TAPState
*s
= opaque
;
3920 sbuf
.maxlen
= sizeof(buf
);
3922 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3924 size
= read(s
->fd
, buf
, sizeof(buf
));
3927 qemu_send_packet(s
->vc
, buf
, size
);
3933 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3937 s
= qemu_mallocz(sizeof(TAPState
));
3941 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3942 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3943 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3947 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3948 static int tap_open(char *ifname
, int ifname_size
)
3954 TFR(fd
= open("/dev/tap", O_RDWR
));
3956 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3961 dev
= devname(s
.st_rdev
, S_IFCHR
);
3962 pstrcpy(ifname
, ifname_size
, dev
);
3964 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3967 #elif defined(__sun__)
3968 #define TUNNEWPPA (('T'<<16) | 0x0001)
3970 * Allocate TAP device, returns opened fd.
3971 * Stores dev name in the first arg(must be large enough).
3973 int tap_alloc(char *dev
)
3975 int tap_fd
, if_fd
, ppa
= -1;
3976 static int ip_fd
= 0;
3979 static int arp_fd
= 0;
3980 int ip_muxid
, arp_muxid
;
3981 struct strioctl strioc_if
, strioc_ppa
;
3982 int link_type
= I_PLINK
;;
3984 char actual_name
[32] = "";
3986 memset(&ifr
, 0x0, sizeof(ifr
));
3990 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
3994 /* Check if IP device was opened */
3998 TFR(ip_fd
= open("/dev/udp", O_RDWR
, 0));
4000 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
4004 TFR(tap_fd
= open("/dev/tap", O_RDWR
, 0));
4006 syslog(LOG_ERR
, "Can't open /dev/tap");
4010 /* Assign a new PPA and get its unit number. */
4011 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
4012 strioc_ppa
.ic_timout
= 0;
4013 strioc_ppa
.ic_len
= sizeof(ppa
);
4014 strioc_ppa
.ic_dp
= (char *)&ppa
;
4015 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
4016 syslog (LOG_ERR
, "Can't assign new interface");
4018 TFR(if_fd
= open("/dev/tap", O_RDWR
, 0));
4020 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
4023 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
4024 syslog(LOG_ERR
, "Can't push IP module");
4028 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
4029 syslog(LOG_ERR
, "Can't get flags\n");
4031 snprintf (actual_name
, 32, "tap%d", ppa
);
4032 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4035 /* Assign ppa according to the unit number returned by tun device */
4037 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
4038 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
4039 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
4040 syslog (LOG_ERR
, "Can't get flags\n");
4041 /* Push arp module to if_fd */
4042 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
4043 syslog (LOG_ERR
, "Can't push ARP module (2)");
4045 /* Push arp module to ip_fd */
4046 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
4047 syslog (LOG_ERR
, "I_POP failed\n");
4048 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
4049 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
4051 TFR(arp_fd
= open ("/dev/tap", O_RDWR
, 0));
4053 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
4055 /* Set ifname to arp */
4056 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
4057 strioc_if
.ic_timout
= 0;
4058 strioc_if
.ic_len
= sizeof(ifr
);
4059 strioc_if
.ic_dp
= (char *)&ifr
;
4060 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
4061 syslog (LOG_ERR
, "Can't set ifname to arp\n");
4064 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
4065 syslog(LOG_ERR
, "Can't link TAP device to IP");
4069 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
4070 syslog (LOG_ERR
, "Can't link TAP device to ARP");
4074 memset(&ifr
, 0x0, sizeof(ifr
));
4075 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4076 ifr
.lifr_ip_muxid
= ip_muxid
;
4077 ifr
.lifr_arp_muxid
= arp_muxid
;
4079 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
4081 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
4082 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
4083 syslog (LOG_ERR
, "Can't set multiplexor id");
4086 sprintf(dev
, "tap%d", ppa
);
4090 static int tap_open(char *ifname
, int ifname_size
)
4094 if( (fd
= tap_alloc(dev
)) < 0 ){
4095 fprintf(stderr
, "Cannot allocate TAP device\n");
4098 pstrcpy(ifname
, ifname_size
, dev
);
4099 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4103 static int tap_open(char *ifname
, int ifname_size
)
4108 TFR(fd
= open("/dev/net/tun", O_RDWR
));
4110 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4113 memset(&ifr
, 0, sizeof(ifr
));
4114 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
4115 if (ifname
[0] != '\0')
4116 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
4118 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
4119 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
4121 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4125 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
4126 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4131 static int launch_script(const char *setup_script
, const char *ifname
, int fd
)
4137 /* try to launch network script */
4141 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
4142 for (i
= 0; i
< open_max
; i
++)
4143 if (i
!= STDIN_FILENO
&&
4144 i
!= STDOUT_FILENO
&&
4145 i
!= STDERR_FILENO
&&
4150 *parg
++ = (char *)setup_script
;
4151 *parg
++ = (char *)ifname
;
4153 execv(setup_script
, args
);
4156 while (waitpid(pid
, &status
, 0) != pid
);
4157 if (!WIFEXITED(status
) ||
4158 WEXITSTATUS(status
) != 0) {
4159 fprintf(stderr
, "%s: could not launch network script\n",
4167 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
4168 const char *setup_script
, const char *down_script
)
4174 if (ifname1
!= NULL
)
4175 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
4178 TFR(fd
= tap_open(ifname
, sizeof(ifname
)));
4182 if (!setup_script
|| !strcmp(setup_script
, "no"))
4184 if (setup_script
[0] != '\0') {
4185 if (launch_script(setup_script
, ifname
, fd
))
4188 s
= net_tap_fd_init(vlan
, fd
);
4191 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4192 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
4193 if (down_script
&& strcmp(down_script
, "no"))
4194 snprintf(s
->down_script
, sizeof(s
->down_script
), "%s", down_script
);
4198 #endif /* !_WIN32 */
4200 /* network connection */
4201 typedef struct NetSocketState
{
4202 VLANClientState
*vc
;
4204 int state
; /* 0 = getting length, 1 = getting data */
4208 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4211 typedef struct NetSocketListenState
{
4214 } NetSocketListenState
;
4216 /* XXX: we consider we can send the whole packet without blocking */
4217 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
4219 NetSocketState
*s
= opaque
;
4223 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
4224 send_all(s
->fd
, buf
, size
);
4227 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
4229 NetSocketState
*s
= opaque
;
4230 sendto(s
->fd
, buf
, size
, 0,
4231 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
4234 static void net_socket_send(void *opaque
)
4236 NetSocketState
*s
= opaque
;
4241 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
4243 err
= socket_error();
4244 if (err
!= EWOULDBLOCK
)
4246 } else if (size
== 0) {
4247 /* end of connection */
4249 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4255 /* reassemble a packet from the network */
4261 memcpy(s
->buf
+ s
->index
, buf
, l
);
4265 if (s
->index
== 4) {
4267 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
4273 l
= s
->packet_len
- s
->index
;
4276 memcpy(s
->buf
+ s
->index
, buf
, l
);
4280 if (s
->index
>= s
->packet_len
) {
4281 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
4290 static void net_socket_send_dgram(void *opaque
)
4292 NetSocketState
*s
= opaque
;
4295 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
4299 /* end of connection */
4300 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4303 qemu_send_packet(s
->vc
, s
->buf
, size
);
4306 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
4311 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
4312 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4313 inet_ntoa(mcastaddr
->sin_addr
),
4314 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
4318 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
4320 perror("socket(PF_INET, SOCK_DGRAM)");
4325 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
4326 (const char *)&val
, sizeof(val
));
4328 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4332 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
4338 /* Add host to multicast group */
4339 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
4340 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
4342 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
4343 (const char *)&imr
, sizeof(struct ip_mreq
));
4345 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4349 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4351 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
4352 (const char *)&val
, sizeof(val
));
4354 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4358 socket_set_nonblock(fd
);
4366 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
4369 struct sockaddr_in saddr
;
4371 socklen_t saddr_len
;
4374 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4375 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4376 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4380 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
4382 if (saddr
.sin_addr
.s_addr
==0) {
4383 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4387 /* clone dgram socket */
4388 newfd
= net_socket_mcast_create(&saddr
);
4390 /* error already reported by net_socket_mcast_create() */
4394 /* clone newfd to fd, close newfd */
4399 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4400 fd
, strerror(errno
));
4405 s
= qemu_mallocz(sizeof(NetSocketState
));
4410 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
4411 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
4413 /* mcast: save bound address as dst */
4414 if (is_connected
) s
->dgram_dst
=saddr
;
4416 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4417 "socket: fd=%d (%s mcast=%s:%d)",
4418 fd
, is_connected
? "cloned" : "",
4419 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4423 static void net_socket_connect(void *opaque
)
4425 NetSocketState
*s
= opaque
;
4426 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
4429 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
4433 s
= qemu_mallocz(sizeof(NetSocketState
));
4437 s
->vc
= qemu_new_vlan_client(vlan
,
4438 net_socket_receive
, NULL
, s
);
4439 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4440 "socket: fd=%d", fd
);
4442 net_socket_connect(s
);
4444 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
4449 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
4452 int so_type
=-1, optlen
=sizeof(so_type
);
4454 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
,
4455 (socklen_t
*)&optlen
)< 0) {
4456 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
4461 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
4463 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4465 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4466 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
4467 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4472 static void net_socket_accept(void *opaque
)
4474 NetSocketListenState
*s
= opaque
;
4476 struct sockaddr_in saddr
;
4481 len
= sizeof(saddr
);
4482 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
4483 if (fd
< 0 && errno
!= EINTR
) {
4485 } else if (fd
>= 0) {
4489 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
4493 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
4494 "socket: connection from %s:%d",
4495 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4499 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
4501 NetSocketListenState
*s
;
4503 struct sockaddr_in saddr
;
4505 if (parse_host_port(&saddr
, host_str
) < 0)
4508 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4512 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4517 socket_set_nonblock(fd
);
4519 /* allow fast reuse */
4521 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4523 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4528 ret
= listen(fd
, 0);
4535 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4539 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4542 int fd
, connected
, ret
, err
;
4543 struct sockaddr_in saddr
;
4545 if (parse_host_port(&saddr
, host_str
) < 0)
4548 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4553 socket_set_nonblock(fd
);
4557 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4559 err
= socket_error();
4560 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4561 } else if (err
== EINPROGRESS
) {
4564 } else if (err
== WSAEALREADY
) {
4577 s
= net_socket_fd_init(vlan
, fd
, connected
);
4580 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4581 "socket: connect to %s:%d",
4582 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4586 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4590 struct sockaddr_in saddr
;
4592 if (parse_host_port(&saddr
, host_str
) < 0)
4596 fd
= net_socket_mcast_create(&saddr
);
4600 s
= net_socket_fd_init(vlan
, fd
, 0);
4604 s
->dgram_dst
= saddr
;
4606 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4607 "socket: mcast=%s:%d",
4608 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4613 static const char *get_opt_name(char *buf
, int buf_size
, const char *p
)
4618 while (*p
!= '\0' && *p
!= '=') {
4619 if (q
&& (q
- buf
) < buf_size
- 1)
4629 static const char *get_opt_value(char *buf
, int buf_size
, const char *p
)
4634 while (*p
!= '\0') {
4636 if (*(p
+ 1) != ',')
4640 if (q
&& (q
- buf
) < buf_size
- 1)
4650 static int get_param_value(char *buf
, int buf_size
,
4651 const char *tag
, const char *str
)
4658 p
= get_opt_name(option
, sizeof(option
), p
);
4662 if (!strcmp(tag
, option
)) {
4663 (void)get_opt_value(buf
, buf_size
, p
);
4666 p
= get_opt_value(NULL
, 0, p
);
4675 static int check_params(char *buf
, int buf_size
,
4676 char **params
, const char *str
)
4683 p
= get_opt_name(buf
, buf_size
, p
);
4687 for(i
= 0; params
[i
] != NULL
; i
++)
4688 if (!strcmp(params
[i
], buf
))
4690 if (params
[i
] == NULL
)
4692 p
= get_opt_value(NULL
, 0, p
);
4701 static int net_client_init(const char *str
)
4712 while (*p
!= '\0' && *p
!= ',') {
4713 if ((q
- device
) < sizeof(device
) - 1)
4721 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4722 vlan_id
= strtol(buf
, NULL
, 0);
4724 vlan
= qemu_find_vlan(vlan_id
);
4726 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4729 if (!strcmp(device
, "nic")) {
4733 if (nb_nics
>= MAX_NICS
) {
4734 fprintf(stderr
, "Too Many NICs\n");
4737 nd
= &nd_table
[nb_nics
];
4738 macaddr
= nd
->macaddr
;
4744 macaddr
[5] = 0x56 + nb_nics
;
4746 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4747 if (parse_macaddr(macaddr
, buf
) < 0) {
4748 fprintf(stderr
, "invalid syntax for ethernet address\n");
4752 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4753 nd
->model
= strdup(buf
);
4757 vlan
->nb_guest_devs
++;
4760 if (!strcmp(device
, "none")) {
4761 /* does nothing. It is needed to signal that no network cards
4766 if (!strcmp(device
, "user")) {
4767 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4768 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4770 vlan
->nb_host_devs
++;
4771 ret
= net_slirp_init(vlan
);
4775 if (!strcmp(device
, "tap")) {
4777 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4778 fprintf(stderr
, "tap: no interface name\n");
4781 vlan
->nb_host_devs
++;
4782 ret
= tap_win32_init(vlan
, ifname
);
4785 if (!strcmp(device
, "tap")) {
4787 char setup_script
[1024], down_script
[1024];
4789 vlan
->nb_host_devs
++;
4790 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4791 fd
= strtol(buf
, NULL
, 0);
4793 if (net_tap_fd_init(vlan
, fd
))
4796 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4799 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4800 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4802 if (get_param_value(down_script
, sizeof(down_script
), "downscript", p
) == 0) {
4803 pstrcpy(down_script
, sizeof(down_script
), DEFAULT_NETWORK_DOWN_SCRIPT
);
4805 ret
= net_tap_init(vlan
, ifname
, setup_script
, down_script
);
4809 if (!strcmp(device
, "socket")) {
4810 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4812 fd
= strtol(buf
, NULL
, 0);
4814 if (net_socket_fd_init(vlan
, fd
, 1))
4816 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4817 ret
= net_socket_listen_init(vlan
, buf
);
4818 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4819 ret
= net_socket_connect_init(vlan
, buf
);
4820 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4821 ret
= net_socket_mcast_init(vlan
, buf
);
4823 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4826 vlan
->nb_host_devs
++;
4829 fprintf(stderr
, "Unknown network device: %s\n", device
);
4833 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4839 void do_info_network(void)
4842 VLANClientState
*vc
;
4844 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4845 term_printf("VLAN %d devices:\n", vlan
->id
);
4846 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4847 term_printf(" %s\n", vc
->info_str
);
4851 #define HD_ALIAS "index=%d,media=disk"
4853 #define CDROM_ALIAS "index=1,media=cdrom"
4855 #define CDROM_ALIAS "index=2,media=cdrom"
4857 #define FD_ALIAS "index=%d,if=floppy"
4858 #define PFLASH_ALIAS "if=pflash"
4859 #define MTD_ALIAS "if=mtd"
4860 #define SD_ALIAS "index=0,if=sd"
4862 static int drive_add(const char *file
, const char *fmt
, ...)
4866 if (nb_drives_opt
>= MAX_DRIVES
) {
4867 fprintf(stderr
, "qemu: too many drives\n");
4871 drives_opt
[nb_drives_opt
].file
= file
;
4873 vsnprintf(drives_opt
[nb_drives_opt
].opt
,
4874 sizeof(drives_opt
[0].opt
), fmt
, ap
);
4877 return nb_drives_opt
++;
4880 int drive_get_index(BlockInterfaceType type
, int bus
, int unit
)
4884 /* seek interface, bus and unit */
4886 for (index
= 0; index
< nb_drives
; index
++)
4887 if (drives_table
[index
].type
== type
&&
4888 drives_table
[index
].bus
== bus
&&
4889 drives_table
[index
].unit
== unit
)
4895 int drive_get_max_bus(BlockInterfaceType type
)
4901 for (index
= 0; index
< nb_drives
; index
++) {
4902 if(drives_table
[index
].type
== type
&&
4903 drives_table
[index
].bus
> max_bus
)
4904 max_bus
= drives_table
[index
].bus
;
4909 static int drive_init(struct drive_opt
*arg
, int snapshot
,
4910 QEMUMachine
*machine
)
4915 const char *mediastr
= "";
4916 BlockInterfaceType type
;
4917 enum { MEDIA_DISK
, MEDIA_CDROM
} media
;
4918 int bus_id
, unit_id
;
4919 int cyls
, heads
, secs
, translation
;
4920 BlockDriverState
*bdrv
;
4925 char *str
= arg
->opt
;
4926 char *params
[] = { "bus", "unit", "if", "index", "cyls", "heads",
4927 "secs", "trans", "media", "snapshot", "file",
4930 if (check_params(buf
, sizeof(buf
), params
, str
) < 0) {
4931 fprintf(stderr
, "qemu: unknowm parameter '%s' in '%s'\n",
4937 cyls
= heads
= secs
= 0;
4940 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4944 if (!strcmp(machine
->name
, "realview") ||
4945 !strcmp(machine
->name
, "SS-5") ||
4946 !strcmp(machine
->name
, "SS-10") ||
4947 !strcmp(machine
->name
, "SS-600MP") ||
4948 !strcmp(machine
->name
, "versatilepb") ||
4949 !strcmp(machine
->name
, "versatileab")) {
4951 max_devs
= MAX_SCSI_DEVS
;
4952 strcpy(devname
, "scsi");
4955 max_devs
= MAX_IDE_DEVS
;
4956 strcpy(devname
, "ide");
4960 /* extract parameters */
4962 if (get_param_value(buf
, sizeof(buf
), "bus", str
)) {
4963 bus_id
= strtol(buf
, NULL
, 0);
4965 fprintf(stderr
, "qemu: '%s' invalid bus id\n", str
);
4970 if (get_param_value(buf
, sizeof(buf
), "unit", str
)) {
4971 unit_id
= strtol(buf
, NULL
, 0);
4973 fprintf(stderr
, "qemu: '%s' invalid unit id\n", str
);
4978 if (get_param_value(buf
, sizeof(buf
), "if", str
)) {
4979 strncpy(devname
, buf
, sizeof(devname
));
4980 if (!strcmp(buf
, "ide")) {
4982 max_devs
= MAX_IDE_DEVS
;
4983 } else if (!strcmp(buf
, "scsi")) {
4985 max_devs
= MAX_SCSI_DEVS
;
4986 } else if (!strcmp(buf
, "floppy")) {
4989 } else if (!strcmp(buf
, "pflash")) {
4992 } else if (!strcmp(buf
, "mtd")) {
4995 } else if (!strcmp(buf
, "sd")) {
4999 fprintf(stderr
, "qemu: '%s' unsupported bus type '%s'\n", str
, buf
);
5004 if (get_param_value(buf
, sizeof(buf
), "index", str
)) {
5005 index
= strtol(buf
, NULL
, 0);
5007 fprintf(stderr
, "qemu: '%s' invalid index\n", str
);
5012 if (get_param_value(buf
, sizeof(buf
), "cyls", str
)) {
5013 cyls
= strtol(buf
, NULL
, 0);
5016 if (get_param_value(buf
, sizeof(buf
), "heads", str
)) {
5017 heads
= strtol(buf
, NULL
, 0);
5020 if (get_param_value(buf
, sizeof(buf
), "secs", str
)) {
5021 secs
= strtol(buf
, NULL
, 0);
5024 if (cyls
|| heads
|| secs
) {
5025 if (cyls
< 1 || cyls
> 16383) {
5026 fprintf(stderr
, "qemu: '%s' invalid physical cyls number\n", str
);
5029 if (heads
< 1 || heads
> 16) {
5030 fprintf(stderr
, "qemu: '%s' invalid physical heads number\n", str
);
5033 if (secs
< 1 || secs
> 63) {
5034 fprintf(stderr
, "qemu: '%s' invalid physical secs number\n", str
);
5039 if (get_param_value(buf
, sizeof(buf
), "trans", str
)) {
5042 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5046 if (!strcmp(buf
, "none"))
5047 translation
= BIOS_ATA_TRANSLATION_NONE
;
5048 else if (!strcmp(buf
, "lba"))
5049 translation
= BIOS_ATA_TRANSLATION_LBA
;
5050 else if (!strcmp(buf
, "auto"))
5051 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5053 fprintf(stderr
, "qemu: '%s' invalid translation type\n", str
);
5058 if (get_param_value(buf
, sizeof(buf
), "media", str
)) {
5059 if (!strcmp(buf
, "disk")) {
5061 } else if (!strcmp(buf
, "cdrom")) {
5062 if (cyls
|| secs
|| heads
) {
5064 "qemu: '%s' invalid physical CHS format\n", str
);
5067 media
= MEDIA_CDROM
;
5069 fprintf(stderr
, "qemu: '%s' invalid media\n", str
);
5074 if (get_param_value(buf
, sizeof(buf
), "snapshot", str
)) {
5075 if (!strcmp(buf
, "on"))
5077 else if (!strcmp(buf
, "off"))
5080 fprintf(stderr
, "qemu: '%s' invalid snapshot option\n", str
);
5085 if (get_param_value(buf
, sizeof(buf
), "cache", str
)) {
5086 if (!strcmp(buf
, "off"))
5088 else if (!strcmp(buf
, "on"))
5091 fprintf(stderr
, "qemu: invalid cache option\n");
5096 if (arg
->file
== NULL
)
5097 get_param_value(file
, sizeof(file
), "file", str
);
5099 pstrcpy(file
, sizeof(file
), arg
->file
);
5101 /* compute bus and unit according index */
5104 if (bus_id
!= 0 || unit_id
!= -1) {
5106 "qemu: '%s' index cannot be used with bus and unit\n", str
);
5114 unit_id
= index
% max_devs
;
5115 bus_id
= index
/ max_devs
;
5119 /* if user doesn't specify a unit_id,
5120 * try to find the first free
5123 if (unit_id
== -1) {
5125 while (drive_get_index(type
, bus_id
, unit_id
) != -1) {
5127 if (max_devs
&& unit_id
>= max_devs
) {
5128 unit_id
-= max_devs
;
5136 if (max_devs
&& unit_id
>= max_devs
) {
5137 fprintf(stderr
, "qemu: '%s' unit %d too big (max is %d)\n",
5138 str
, unit_id
, max_devs
- 1);
5143 * ignore multiple definitions
5146 if (drive_get_index(type
, bus_id
, unit_id
) != -1)
5151 if (type
== IF_IDE
|| type
== IF_SCSI
)
5152 mediastr
= (media
== MEDIA_CDROM
) ? "-cd" : "-hd";
5154 snprintf(buf
, sizeof(buf
), "%s%i%s%i",
5155 devname
, bus_id
, mediastr
, unit_id
);
5157 snprintf(buf
, sizeof(buf
), "%s%s%i",
5158 devname
, mediastr
, unit_id
);
5159 bdrv
= bdrv_new(buf
);
5160 drives_table
[nb_drives
].bdrv
= bdrv
;
5161 drives_table
[nb_drives
].type
= type
;
5162 drives_table
[nb_drives
].bus
= bus_id
;
5163 drives_table
[nb_drives
].unit
= unit_id
;
5172 bdrv_set_geometry_hint(bdrv
, cyls
, heads
, secs
);
5173 bdrv_set_translation_hint(bdrv
, translation
);
5177 bdrv_set_type_hint(bdrv
, BDRV_TYPE_CDROM
);
5182 /* FIXME: This isn't really a floppy, but it's a reasonable
5185 bdrv_set_type_hint(bdrv
, BDRV_TYPE_FLOPPY
);
5195 bdrv_flags
|= BDRV_O_SNAPSHOT
;
5197 bdrv_flags
|= BDRV_O_DIRECT
;
5198 if (bdrv_open(bdrv
, file
, bdrv_flags
) < 0 || qemu_key_check(bdrv
, file
)) {
5199 fprintf(stderr
, "qemu: could not open disk image %s\n",
5206 /***********************************************************/
5209 static USBPort
*used_usb_ports
;
5210 static USBPort
*free_usb_ports
;
5212 /* ??? Maybe change this to register a hub to keep track of the topology. */
5213 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
5214 usb_attachfn attach
)
5216 port
->opaque
= opaque
;
5217 port
->index
= index
;
5218 port
->attach
= attach
;
5219 port
->next
= free_usb_ports
;
5220 free_usb_ports
= port
;
5223 static int usb_device_add(const char *devname
)
5229 if (!free_usb_ports
)
5232 if (strstart(devname
, "host:", &p
)) {
5233 dev
= usb_host_device_open(p
);
5234 } else if (!strcmp(devname
, "mouse")) {
5235 dev
= usb_mouse_init();
5236 } else if (!strcmp(devname
, "tablet")) {
5237 dev
= usb_tablet_init();
5238 } else if (!strcmp(devname
, "keyboard")) {
5239 dev
= usb_keyboard_init();
5240 } else if (strstart(devname
, "disk:", &p
)) {
5241 dev
= usb_msd_init(p
);
5242 } else if (!strcmp(devname
, "wacom-tablet")) {
5243 dev
= usb_wacom_init();
5244 } else if (strstart(devname
, "serial:", &p
)) {
5245 dev
= usb_serial_init(p
);
5252 /* Find a USB port to add the device to. */
5253 port
= free_usb_ports
;
5257 /* Create a new hub and chain it on. */
5258 free_usb_ports
= NULL
;
5259 port
->next
= used_usb_ports
;
5260 used_usb_ports
= port
;
5262 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
5263 usb_attach(port
, hub
);
5264 port
= free_usb_ports
;
5267 free_usb_ports
= port
->next
;
5268 port
->next
= used_usb_ports
;
5269 used_usb_ports
= port
;
5270 usb_attach(port
, dev
);
5274 static int usb_device_del(const char *devname
)
5282 if (!used_usb_ports
)
5285 p
= strchr(devname
, '.');
5288 bus_num
= strtoul(devname
, NULL
, 0);
5289 addr
= strtoul(p
+ 1, NULL
, 0);
5293 lastp
= &used_usb_ports
;
5294 port
= used_usb_ports
;
5295 while (port
&& port
->dev
->addr
!= addr
) {
5296 lastp
= &port
->next
;
5304 *lastp
= port
->next
;
5305 usb_attach(port
, NULL
);
5306 dev
->handle_destroy(dev
);
5307 port
->next
= free_usb_ports
;
5308 free_usb_ports
= port
;
5312 void do_usb_add(const char *devname
)
5315 ret
= usb_device_add(devname
);
5317 term_printf("Could not add USB device '%s'\n", devname
);
5320 void do_usb_del(const char *devname
)
5323 ret
= usb_device_del(devname
);
5325 term_printf("Could not remove USB device '%s'\n", devname
);
5332 const char *speed_str
;
5335 term_printf("USB support not enabled\n");
5339 for (port
= used_usb_ports
; port
; port
= port
->next
) {
5343 switch(dev
->speed
) {
5347 case USB_SPEED_FULL
:
5350 case USB_SPEED_HIGH
:
5357 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5358 0, dev
->addr
, speed_str
, dev
->devname
);
5362 /***********************************************************/
5363 /* PCMCIA/Cardbus */
5365 static struct pcmcia_socket_entry_s
{
5366 struct pcmcia_socket_s
*socket
;
5367 struct pcmcia_socket_entry_s
*next
;
5368 } *pcmcia_sockets
= 0;
5370 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
5372 struct pcmcia_socket_entry_s
*entry
;
5374 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
5375 entry
->socket
= socket
;
5376 entry
->next
= pcmcia_sockets
;
5377 pcmcia_sockets
= entry
;
5380 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
5382 struct pcmcia_socket_entry_s
*entry
, **ptr
;
5384 ptr
= &pcmcia_sockets
;
5385 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
5386 if (entry
->socket
== socket
) {
5392 void pcmcia_info(void)
5394 struct pcmcia_socket_entry_s
*iter
;
5395 if (!pcmcia_sockets
)
5396 term_printf("No PCMCIA sockets\n");
5398 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
5399 term_printf("%s: %s\n", iter
->socket
->slot_string
,
5400 iter
->socket
->attached
? iter
->socket
->card_string
:
5404 /***********************************************************/
5407 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
5411 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
5415 static void dumb_refresh(DisplayState
*ds
)
5417 #if defined(CONFIG_SDL)
5422 static void dumb_display_init(DisplayState
*ds
)
5427 ds
->dpy_update
= dumb_update
;
5428 ds
->dpy_resize
= dumb_resize
;
5429 ds
->dpy_refresh
= dumb_refresh
;
5432 /***********************************************************/
5435 #define MAX_IO_HANDLERS 64
5437 typedef struct IOHandlerRecord
{
5439 IOCanRWHandler
*fd_read_poll
;
5441 IOHandler
*fd_write
;
5444 /* temporary data */
5446 struct IOHandlerRecord
*next
;
5449 static IOHandlerRecord
*first_io_handler
;
5451 /* XXX: fd_read_poll should be suppressed, but an API change is
5452 necessary in the character devices to suppress fd_can_read(). */
5453 int qemu_set_fd_handler2(int fd
,
5454 IOCanRWHandler
*fd_read_poll
,
5456 IOHandler
*fd_write
,
5459 IOHandlerRecord
**pioh
, *ioh
;
5461 if (!fd_read
&& !fd_write
) {
5462 pioh
= &first_io_handler
;
5467 if (ioh
->fd
== fd
) {
5474 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5478 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
5481 ioh
->next
= first_io_handler
;
5482 first_io_handler
= ioh
;
5485 ioh
->fd_read_poll
= fd_read_poll
;
5486 ioh
->fd_read
= fd_read
;
5487 ioh
->fd_write
= fd_write
;
5488 ioh
->opaque
= opaque
;
5494 int qemu_set_fd_handler(int fd
,
5496 IOHandler
*fd_write
,
5499 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
5502 /***********************************************************/
5503 /* Polling handling */
5505 typedef struct PollingEntry
{
5508 struct PollingEntry
*next
;
5511 static PollingEntry
*first_polling_entry
;
5513 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
5515 PollingEntry
**ppe
, *pe
;
5516 pe
= qemu_mallocz(sizeof(PollingEntry
));
5520 pe
->opaque
= opaque
;
5521 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
5526 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
5528 PollingEntry
**ppe
, *pe
;
5529 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
5531 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
5540 /***********************************************************/
5541 /* Wait objects support */
5542 typedef struct WaitObjects
{
5544 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
5545 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
5546 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
5549 static WaitObjects wait_objects
= {0};
5551 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5553 WaitObjects
*w
= &wait_objects
;
5555 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
5557 w
->events
[w
->num
] = handle
;
5558 w
->func
[w
->num
] = func
;
5559 w
->opaque
[w
->num
] = opaque
;
5564 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5567 WaitObjects
*w
= &wait_objects
;
5570 for (i
= 0; i
< w
->num
; i
++) {
5571 if (w
->events
[i
] == handle
)
5574 w
->events
[i
] = w
->events
[i
+ 1];
5575 w
->func
[i
] = w
->func
[i
+ 1];
5576 w
->opaque
[i
] = w
->opaque
[i
+ 1];
5584 /***********************************************************/
5585 /* savevm/loadvm support */
5587 #define IO_BUF_SIZE 32768
5591 BlockDriverState
*bs
;
5594 int64_t base_offset
;
5595 int64_t buf_offset
; /* start of buffer when writing, end of buffer
5598 int buf_size
; /* 0 when writing */
5599 uint8_t buf
[IO_BUF_SIZE
];
5602 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
5606 f
= qemu_mallocz(sizeof(QEMUFile
));
5609 if (!strcmp(mode
, "wb")) {
5611 } else if (!strcmp(mode
, "rb")) {
5616 f
->outfile
= fopen(filename
, mode
);
5628 static QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
5632 f
= qemu_mallocz(sizeof(QEMUFile
));
5637 f
->is_writable
= is_writable
;
5638 f
->base_offset
= offset
;
5642 void qemu_fflush(QEMUFile
*f
)
5644 if (!f
->is_writable
)
5646 if (f
->buf_index
> 0) {
5648 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5649 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
5651 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5652 f
->buf
, f
->buf_index
);
5654 f
->buf_offset
+= f
->buf_index
;
5659 static void qemu_fill_buffer(QEMUFile
*f
)
5666 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5667 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
5671 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5672 f
->buf
, IO_BUF_SIZE
);
5678 f
->buf_offset
+= len
;
5681 void qemu_fclose(QEMUFile
*f
)
5691 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
5695 l
= IO_BUF_SIZE
- f
->buf_index
;
5698 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
5702 if (f
->buf_index
>= IO_BUF_SIZE
)
5707 void qemu_put_byte(QEMUFile
*f
, int v
)
5709 f
->buf
[f
->buf_index
++] = v
;
5710 if (f
->buf_index
>= IO_BUF_SIZE
)
5714 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
5720 l
= f
->buf_size
- f
->buf_index
;
5722 qemu_fill_buffer(f
);
5723 l
= f
->buf_size
- f
->buf_index
;
5729 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
5734 return size1
- size
;
5737 int qemu_get_byte(QEMUFile
*f
)
5739 if (f
->buf_index
>= f
->buf_size
) {
5740 qemu_fill_buffer(f
);
5741 if (f
->buf_index
>= f
->buf_size
)
5744 return f
->buf
[f
->buf_index
++];
5747 int64_t qemu_ftell(QEMUFile
*f
)
5749 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
5752 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
5754 if (whence
== SEEK_SET
) {
5756 } else if (whence
== SEEK_CUR
) {
5757 pos
+= qemu_ftell(f
);
5759 /* SEEK_END not supported */
5762 if (f
->is_writable
) {
5764 f
->buf_offset
= pos
;
5766 f
->buf_offset
= pos
;
5773 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
5775 qemu_put_byte(f
, v
>> 8);
5776 qemu_put_byte(f
, v
);
5779 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
5781 qemu_put_byte(f
, v
>> 24);
5782 qemu_put_byte(f
, v
>> 16);
5783 qemu_put_byte(f
, v
>> 8);
5784 qemu_put_byte(f
, v
);
5787 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
5789 qemu_put_be32(f
, v
>> 32);
5790 qemu_put_be32(f
, v
);
5793 unsigned int qemu_get_be16(QEMUFile
*f
)
5796 v
= qemu_get_byte(f
) << 8;
5797 v
|= qemu_get_byte(f
);
5801 unsigned int qemu_get_be32(QEMUFile
*f
)
5804 v
= qemu_get_byte(f
) << 24;
5805 v
|= qemu_get_byte(f
) << 16;
5806 v
|= qemu_get_byte(f
) << 8;
5807 v
|= qemu_get_byte(f
);
5811 uint64_t qemu_get_be64(QEMUFile
*f
)
5814 v
= (uint64_t)qemu_get_be32(f
) << 32;
5815 v
|= qemu_get_be32(f
);
5819 typedef struct SaveStateEntry
{
5823 SaveStateHandler
*save_state
;
5824 LoadStateHandler
*load_state
;
5826 struct SaveStateEntry
*next
;
5829 static SaveStateEntry
*first_se
;
5831 int register_savevm(const char *idstr
,
5834 SaveStateHandler
*save_state
,
5835 LoadStateHandler
*load_state
,
5838 SaveStateEntry
*se
, **pse
;
5840 se
= qemu_malloc(sizeof(SaveStateEntry
));
5843 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
5844 se
->instance_id
= instance_id
;
5845 se
->version_id
= version_id
;
5846 se
->save_state
= save_state
;
5847 se
->load_state
= load_state
;
5848 se
->opaque
= opaque
;
5851 /* add at the end of list */
5853 while (*pse
!= NULL
)
5854 pse
= &(*pse
)->next
;
5859 #define QEMU_VM_FILE_MAGIC 0x5145564d
5860 #define QEMU_VM_FILE_VERSION 0x00000002
5862 static int qemu_savevm_state(QEMUFile
*f
)
5866 int64_t cur_pos
, len_pos
, total_len_pos
;
5868 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
5869 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
5870 total_len_pos
= qemu_ftell(f
);
5871 qemu_put_be64(f
, 0); /* total size */
5873 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5875 len
= strlen(se
->idstr
);
5876 qemu_put_byte(f
, len
);
5877 qemu_put_buffer(f
, (uint8_t *)se
->idstr
, len
);
5879 qemu_put_be32(f
, se
->instance_id
);
5880 qemu_put_be32(f
, se
->version_id
);
5882 /* record size: filled later */
5883 len_pos
= qemu_ftell(f
);
5884 qemu_put_be32(f
, 0);
5885 se
->save_state(f
, se
->opaque
);
5887 /* fill record size */
5888 cur_pos
= qemu_ftell(f
);
5889 len
= cur_pos
- len_pos
- 4;
5890 qemu_fseek(f
, len_pos
, SEEK_SET
);
5891 qemu_put_be32(f
, len
);
5892 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5894 cur_pos
= qemu_ftell(f
);
5895 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
5896 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
5897 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5903 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
5907 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5908 if (!strcmp(se
->idstr
, idstr
) &&
5909 instance_id
== se
->instance_id
)
5915 static int qemu_loadvm_state(QEMUFile
*f
)
5918 int len
, ret
, instance_id
, record_len
, version_id
;
5919 int64_t total_len
, end_pos
, cur_pos
;
5923 v
= qemu_get_be32(f
);
5924 if (v
!= QEMU_VM_FILE_MAGIC
)
5926 v
= qemu_get_be32(f
);
5927 if (v
!= QEMU_VM_FILE_VERSION
) {
5932 total_len
= qemu_get_be64(f
);
5933 end_pos
= total_len
+ qemu_ftell(f
);
5935 if (qemu_ftell(f
) >= end_pos
)
5937 len
= qemu_get_byte(f
);
5938 qemu_get_buffer(f
, (uint8_t *)idstr
, len
);
5940 instance_id
= qemu_get_be32(f
);
5941 version_id
= qemu_get_be32(f
);
5942 record_len
= qemu_get_be32(f
);
5944 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5945 idstr
, instance_id
, version_id
, record_len
);
5947 cur_pos
= qemu_ftell(f
);
5948 se
= find_se(idstr
, instance_id
);
5950 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5951 instance_id
, idstr
);
5953 ret
= se
->load_state(f
, se
->opaque
, version_id
);
5955 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5956 instance_id
, idstr
);
5959 /* always seek to exact end of record */
5960 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
5967 /* device can contain snapshots */
5968 static int bdrv_can_snapshot(BlockDriverState
*bs
)
5971 !bdrv_is_removable(bs
) &&
5972 !bdrv_is_read_only(bs
));
5975 /* device must be snapshots in order to have a reliable snapshot */
5976 static int bdrv_has_snapshot(BlockDriverState
*bs
)
5979 !bdrv_is_removable(bs
) &&
5980 !bdrv_is_read_only(bs
));
5983 static BlockDriverState
*get_bs_snapshots(void)
5985 BlockDriverState
*bs
;
5989 return bs_snapshots
;
5990 for(i
= 0; i
<= nb_drives
; i
++) {
5991 bs
= drives_table
[i
].bdrv
;
5992 if (bdrv_can_snapshot(bs
))
6001 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
6004 QEMUSnapshotInfo
*sn_tab
, *sn
;
6008 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6011 for(i
= 0; i
< nb_sns
; i
++) {
6013 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
6023 void do_savevm(const char *name
)
6025 BlockDriverState
*bs
, *bs1
;
6026 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
6027 int must_delete
, ret
, i
;
6028 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6030 int saved_vm_running
;
6037 bs
= get_bs_snapshots();
6039 term_printf("No block device can accept snapshots\n");
6043 /* ??? Should this occur after vm_stop? */
6046 saved_vm_running
= vm_running
;
6051 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
6056 memset(sn
, 0, sizeof(*sn
));
6058 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
6059 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
6062 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
6065 /* fill auxiliary fields */
6068 sn
->date_sec
= tb
.time
;
6069 sn
->date_nsec
= tb
.millitm
* 1000000;
6071 gettimeofday(&tv
, NULL
);
6072 sn
->date_sec
= tv
.tv_sec
;
6073 sn
->date_nsec
= tv
.tv_usec
* 1000;
6075 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
6077 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6078 term_printf("Device %s does not support VM state snapshots\n",
6079 bdrv_get_device_name(bs
));
6083 /* save the VM state */
6084 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
6086 term_printf("Could not open VM state file\n");
6089 ret
= qemu_savevm_state(f
);
6090 sn
->vm_state_size
= qemu_ftell(f
);
6093 term_printf("Error %d while writing VM\n", ret
);
6097 /* create the snapshots */
6099 for(i
= 0; i
< nb_drives
; i
++) {
6100 bs1
= drives_table
[i
].bdrv
;
6101 if (bdrv_has_snapshot(bs1
)) {
6103 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
6105 term_printf("Error while deleting snapshot on '%s'\n",
6106 bdrv_get_device_name(bs1
));
6109 ret
= bdrv_snapshot_create(bs1
, sn
);
6111 term_printf("Error while creating snapshot on '%s'\n",
6112 bdrv_get_device_name(bs1
));
6118 if (saved_vm_running
)
6122 void do_loadvm(const char *name
)
6124 BlockDriverState
*bs
, *bs1
;
6125 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6128 int saved_vm_running
;
6130 bs
= get_bs_snapshots();
6132 term_printf("No block device supports snapshots\n");
6136 /* Flush all IO requests so they don't interfere with the new state. */
6139 saved_vm_running
= vm_running
;
6142 for(i
= 0; i
<= nb_drives
; i
++) {
6143 bs1
= drives_table
[i
].bdrv
;
6144 if (bdrv_has_snapshot(bs1
)) {
6145 ret
= bdrv_snapshot_goto(bs1
, name
);
6148 term_printf("Warning: ");
6151 term_printf("Snapshots not supported on device '%s'\n",
6152 bdrv_get_device_name(bs1
));
6155 term_printf("Could not find snapshot '%s' on device '%s'\n",
6156 name
, bdrv_get_device_name(bs1
));
6159 term_printf("Error %d while activating snapshot on '%s'\n",
6160 ret
, bdrv_get_device_name(bs1
));
6163 /* fatal on snapshot block device */
6170 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6171 term_printf("Device %s does not support VM state snapshots\n",
6172 bdrv_get_device_name(bs
));
6176 /* restore the VM state */
6177 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
6179 term_printf("Could not open VM state file\n");
6182 ret
= qemu_loadvm_state(f
);
6185 term_printf("Error %d while loading VM state\n", ret
);
6188 if (saved_vm_running
)
6192 void do_delvm(const char *name
)
6194 BlockDriverState
*bs
, *bs1
;
6197 bs
= get_bs_snapshots();
6199 term_printf("No block device supports snapshots\n");
6203 for(i
= 0; i
<= nb_drives
; i
++) {
6204 bs1
= drives_table
[i
].bdrv
;
6205 if (bdrv_has_snapshot(bs1
)) {
6206 ret
= bdrv_snapshot_delete(bs1
, name
);
6208 if (ret
== -ENOTSUP
)
6209 term_printf("Snapshots not supported on device '%s'\n",
6210 bdrv_get_device_name(bs1
));
6212 term_printf("Error %d while deleting snapshot on '%s'\n",
6213 ret
, bdrv_get_device_name(bs1
));
6219 void do_info_snapshots(void)
6221 BlockDriverState
*bs
, *bs1
;
6222 QEMUSnapshotInfo
*sn_tab
, *sn
;
6226 bs
= get_bs_snapshots();
6228 term_printf("No available block device supports snapshots\n");
6231 term_printf("Snapshot devices:");
6232 for(i
= 0; i
<= nb_drives
; i
++) {
6233 bs1
= drives_table
[i
].bdrv
;
6234 if (bdrv_has_snapshot(bs1
)) {
6236 term_printf(" %s", bdrv_get_device_name(bs1
));
6241 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6243 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
6246 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
6247 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
6248 for(i
= 0; i
< nb_sns
; i
++) {
6250 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
6255 /***********************************************************/
6256 /* cpu save/restore */
6258 #if defined(TARGET_I386)
6260 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
6262 qemu_put_be32(f
, dt
->selector
);
6263 qemu_put_betl(f
, dt
->base
);
6264 qemu_put_be32(f
, dt
->limit
);
6265 qemu_put_be32(f
, dt
->flags
);
6268 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
6270 dt
->selector
= qemu_get_be32(f
);
6271 dt
->base
= qemu_get_betl(f
);
6272 dt
->limit
= qemu_get_be32(f
);
6273 dt
->flags
= qemu_get_be32(f
);
6276 void cpu_save(QEMUFile
*f
, void *opaque
)
6278 CPUState
*env
= opaque
;
6279 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
6283 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6284 qemu_put_betls(f
, &env
->regs
[i
]);
6285 qemu_put_betls(f
, &env
->eip
);
6286 qemu_put_betls(f
, &env
->eflags
);
6287 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
6288 qemu_put_be32s(f
, &hflags
);
6292 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
6294 for(i
= 0; i
< 8; i
++) {
6295 fptag
|= ((!env
->fptags
[i
]) << i
);
6298 qemu_put_be16s(f
, &fpuc
);
6299 qemu_put_be16s(f
, &fpus
);
6300 qemu_put_be16s(f
, &fptag
);
6302 #ifdef USE_X86LDOUBLE
6307 qemu_put_be16s(f
, &fpregs_format
);
6309 for(i
= 0; i
< 8; i
++) {
6310 #ifdef USE_X86LDOUBLE
6314 /* we save the real CPU data (in case of MMX usage only 'mant'
6315 contains the MMX register */
6316 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
6317 qemu_put_be64(f
, mant
);
6318 qemu_put_be16(f
, exp
);
6321 /* if we use doubles for float emulation, we save the doubles to
6322 avoid losing information in case of MMX usage. It can give
6323 problems if the image is restored on a CPU where long
6324 doubles are used instead. */
6325 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
6329 for(i
= 0; i
< 6; i
++)
6330 cpu_put_seg(f
, &env
->segs
[i
]);
6331 cpu_put_seg(f
, &env
->ldt
);
6332 cpu_put_seg(f
, &env
->tr
);
6333 cpu_put_seg(f
, &env
->gdt
);
6334 cpu_put_seg(f
, &env
->idt
);
6336 qemu_put_be32s(f
, &env
->sysenter_cs
);
6337 qemu_put_be32s(f
, &env
->sysenter_esp
);
6338 qemu_put_be32s(f
, &env
->sysenter_eip
);
6340 qemu_put_betls(f
, &env
->cr
[0]);
6341 qemu_put_betls(f
, &env
->cr
[2]);
6342 qemu_put_betls(f
, &env
->cr
[3]);
6343 qemu_put_betls(f
, &env
->cr
[4]);
6345 for(i
= 0; i
< 8; i
++)
6346 qemu_put_betls(f
, &env
->dr
[i
]);
6349 qemu_put_be32s(f
, &env
->a20_mask
);
6352 qemu_put_be32s(f
, &env
->mxcsr
);
6353 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6354 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6355 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6358 #ifdef TARGET_X86_64
6359 qemu_put_be64s(f
, &env
->efer
);
6360 qemu_put_be64s(f
, &env
->star
);
6361 qemu_put_be64s(f
, &env
->lstar
);
6362 qemu_put_be64s(f
, &env
->cstar
);
6363 qemu_put_be64s(f
, &env
->fmask
);
6364 qemu_put_be64s(f
, &env
->kernelgsbase
);
6366 qemu_put_be32s(f
, &env
->smbase
);
6369 #ifdef USE_X86LDOUBLE
6370 /* XXX: add that in a FPU generic layer */
6371 union x86_longdouble
{
6376 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6377 #define EXPBIAS1 1023
6378 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6379 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6381 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
6385 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
6386 /* exponent + sign */
6387 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
6388 e
|= SIGND1(temp
) >> 16;
6393 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6395 CPUState
*env
= opaque
;
6398 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
6400 if (version_id
!= 3 && version_id
!= 4)
6402 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6403 qemu_get_betls(f
, &env
->regs
[i
]);
6404 qemu_get_betls(f
, &env
->eip
);
6405 qemu_get_betls(f
, &env
->eflags
);
6406 qemu_get_be32s(f
, &hflags
);
6408 qemu_get_be16s(f
, &fpuc
);
6409 qemu_get_be16s(f
, &fpus
);
6410 qemu_get_be16s(f
, &fptag
);
6411 qemu_get_be16s(f
, &fpregs_format
);
6413 /* NOTE: we cannot always restore the FPU state if the image come
6414 from a host with a different 'USE_X86LDOUBLE' define. We guess
6415 if we are in an MMX state to restore correctly in that case. */
6416 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
6417 for(i
= 0; i
< 8; i
++) {
6421 switch(fpregs_format
) {
6423 mant
= qemu_get_be64(f
);
6424 exp
= qemu_get_be16(f
);
6425 #ifdef USE_X86LDOUBLE
6426 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6428 /* difficult case */
6430 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6432 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6436 mant
= qemu_get_be64(f
);
6437 #ifdef USE_X86LDOUBLE
6439 union x86_longdouble
*p
;
6440 /* difficult case */
6441 p
= (void *)&env
->fpregs
[i
];
6446 fp64_to_fp80(p
, mant
);
6450 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6459 /* XXX: restore FPU round state */
6460 env
->fpstt
= (fpus
>> 11) & 7;
6461 env
->fpus
= fpus
& ~0x3800;
6463 for(i
= 0; i
< 8; i
++) {
6464 env
->fptags
[i
] = (fptag
>> i
) & 1;
6467 for(i
= 0; i
< 6; i
++)
6468 cpu_get_seg(f
, &env
->segs
[i
]);
6469 cpu_get_seg(f
, &env
->ldt
);
6470 cpu_get_seg(f
, &env
->tr
);
6471 cpu_get_seg(f
, &env
->gdt
);
6472 cpu_get_seg(f
, &env
->idt
);
6474 qemu_get_be32s(f
, &env
->sysenter_cs
);
6475 qemu_get_be32s(f
, &env
->sysenter_esp
);
6476 qemu_get_be32s(f
, &env
->sysenter_eip
);
6478 qemu_get_betls(f
, &env
->cr
[0]);
6479 qemu_get_betls(f
, &env
->cr
[2]);
6480 qemu_get_betls(f
, &env
->cr
[3]);
6481 qemu_get_betls(f
, &env
->cr
[4]);
6483 for(i
= 0; i
< 8; i
++)
6484 qemu_get_betls(f
, &env
->dr
[i
]);
6487 qemu_get_be32s(f
, &env
->a20_mask
);
6489 qemu_get_be32s(f
, &env
->mxcsr
);
6490 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6491 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6492 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6495 #ifdef TARGET_X86_64
6496 qemu_get_be64s(f
, &env
->efer
);
6497 qemu_get_be64s(f
, &env
->star
);
6498 qemu_get_be64s(f
, &env
->lstar
);
6499 qemu_get_be64s(f
, &env
->cstar
);
6500 qemu_get_be64s(f
, &env
->fmask
);
6501 qemu_get_be64s(f
, &env
->kernelgsbase
);
6503 if (version_id
>= 4)
6504 qemu_get_be32s(f
, &env
->smbase
);
6506 /* XXX: compute hflags from scratch, except for CPL and IIF */
6507 env
->hflags
= hflags
;
6512 #elif defined(TARGET_PPC)
6513 void cpu_save(QEMUFile
*f
, void *opaque
)
6517 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6522 #elif defined(TARGET_MIPS)
6523 void cpu_save(QEMUFile
*f
, void *opaque
)
6527 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6532 #elif defined(TARGET_SPARC)
6533 void cpu_save(QEMUFile
*f
, void *opaque
)
6535 CPUState
*env
= opaque
;
6539 for(i
= 0; i
< 8; i
++)
6540 qemu_put_betls(f
, &env
->gregs
[i
]);
6541 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6542 qemu_put_betls(f
, &env
->regbase
[i
]);
6545 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6551 qemu_put_be32(f
, u
.i
);
6554 qemu_put_betls(f
, &env
->pc
);
6555 qemu_put_betls(f
, &env
->npc
);
6556 qemu_put_betls(f
, &env
->y
);
6558 qemu_put_be32(f
, tmp
);
6559 qemu_put_betls(f
, &env
->fsr
);
6560 qemu_put_betls(f
, &env
->tbr
);
6561 #ifndef TARGET_SPARC64
6562 qemu_put_be32s(f
, &env
->wim
);
6564 for(i
= 0; i
< 16; i
++)
6565 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
6569 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6571 CPUState
*env
= opaque
;
6575 for(i
= 0; i
< 8; i
++)
6576 qemu_get_betls(f
, &env
->gregs
[i
]);
6577 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6578 qemu_get_betls(f
, &env
->regbase
[i
]);
6581 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6586 u
.i
= qemu_get_be32(f
);
6590 qemu_get_betls(f
, &env
->pc
);
6591 qemu_get_betls(f
, &env
->npc
);
6592 qemu_get_betls(f
, &env
->y
);
6593 tmp
= qemu_get_be32(f
);
6594 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
6595 correctly updated */
6597 qemu_get_betls(f
, &env
->fsr
);
6598 qemu_get_betls(f
, &env
->tbr
);
6599 #ifndef TARGET_SPARC64
6600 qemu_get_be32s(f
, &env
->wim
);
6602 for(i
= 0; i
< 16; i
++)
6603 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
6609 #elif defined(TARGET_ARM)
6611 void cpu_save(QEMUFile
*f
, void *opaque
)
6614 CPUARMState
*env
= (CPUARMState
*)opaque
;
6616 for (i
= 0; i
< 16; i
++) {
6617 qemu_put_be32(f
, env
->regs
[i
]);
6619 qemu_put_be32(f
, cpsr_read(env
));
6620 qemu_put_be32(f
, env
->spsr
);
6621 for (i
= 0; i
< 6; i
++) {
6622 qemu_put_be32(f
, env
->banked_spsr
[i
]);
6623 qemu_put_be32(f
, env
->banked_r13
[i
]);
6624 qemu_put_be32(f
, env
->banked_r14
[i
]);
6626 for (i
= 0; i
< 5; i
++) {
6627 qemu_put_be32(f
, env
->usr_regs
[i
]);
6628 qemu_put_be32(f
, env
->fiq_regs
[i
]);
6630 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
6631 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
6632 qemu_put_be32(f
, env
->cp15
.c1_sys
);
6633 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
6634 qemu_put_be32(f
, env
->cp15
.c1_xscaleauxcr
);
6635 qemu_put_be32(f
, env
->cp15
.c2_base0
);
6636 qemu_put_be32(f
, env
->cp15
.c2_base1
);
6637 qemu_put_be32(f
, env
->cp15
.c2_mask
);
6638 qemu_put_be32(f
, env
->cp15
.c2_data
);
6639 qemu_put_be32(f
, env
->cp15
.c2_insn
);
6640 qemu_put_be32(f
, env
->cp15
.c3
);
6641 qemu_put_be32(f
, env
->cp15
.c5_insn
);
6642 qemu_put_be32(f
, env
->cp15
.c5_data
);
6643 for (i
= 0; i
< 8; i
++) {
6644 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
6646 qemu_put_be32(f
, env
->cp15
.c6_insn
);
6647 qemu_put_be32(f
, env
->cp15
.c6_data
);
6648 qemu_put_be32(f
, env
->cp15
.c9_insn
);
6649 qemu_put_be32(f
, env
->cp15
.c9_data
);
6650 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
6651 qemu_put_be32(f
, env
->cp15
.c13_context
);
6652 qemu_put_be32(f
, env
->cp15
.c13_tls1
);
6653 qemu_put_be32(f
, env
->cp15
.c13_tls2
);
6654 qemu_put_be32(f
, env
->cp15
.c13_tls3
);
6655 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
6657 qemu_put_be32(f
, env
->features
);
6659 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6660 for (i
= 0; i
< 16; i
++) {
6662 u
.d
= env
->vfp
.regs
[i
];
6663 qemu_put_be32(f
, u
.l
.upper
);
6664 qemu_put_be32(f
, u
.l
.lower
);
6666 for (i
= 0; i
< 16; i
++) {
6667 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
6670 /* TODO: Should use proper FPSCR access functions. */
6671 qemu_put_be32(f
, env
->vfp
.vec_len
);
6672 qemu_put_be32(f
, env
->vfp
.vec_stride
);
6674 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6675 for (i
= 16; i
< 32; i
++) {
6677 u
.d
= env
->vfp
.regs
[i
];
6678 qemu_put_be32(f
, u
.l
.upper
);
6679 qemu_put_be32(f
, u
.l
.lower
);
6684 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6685 for (i
= 0; i
< 16; i
++) {
6686 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
6688 for (i
= 0; i
< 16; i
++) {
6689 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
6693 if (arm_feature(env
, ARM_FEATURE_M
)) {
6694 qemu_put_be32(f
, env
->v7m
.other_sp
);
6695 qemu_put_be32(f
, env
->v7m
.vecbase
);
6696 qemu_put_be32(f
, env
->v7m
.basepri
);
6697 qemu_put_be32(f
, env
->v7m
.control
);
6698 qemu_put_be32(f
, env
->v7m
.current_sp
);
6699 qemu_put_be32(f
, env
->v7m
.exception
);
6703 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6705 CPUARMState
*env
= (CPUARMState
*)opaque
;
6708 if (version_id
!= ARM_CPU_SAVE_VERSION
)
6711 for (i
= 0; i
< 16; i
++) {
6712 env
->regs
[i
] = qemu_get_be32(f
);
6714 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
6715 env
->spsr
= qemu_get_be32(f
);
6716 for (i
= 0; i
< 6; i
++) {
6717 env
->banked_spsr
[i
] = qemu_get_be32(f
);
6718 env
->banked_r13
[i
] = qemu_get_be32(f
);
6719 env
->banked_r14
[i
] = qemu_get_be32(f
);
6721 for (i
= 0; i
< 5; i
++) {
6722 env
->usr_regs
[i
] = qemu_get_be32(f
);
6723 env
->fiq_regs
[i
] = qemu_get_be32(f
);
6725 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
6726 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
6727 env
->cp15
.c1_sys
= qemu_get_be32(f
);
6728 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
6729 env
->cp15
.c1_xscaleauxcr
= qemu_get_be32(f
);
6730 env
->cp15
.c2_base0
= qemu_get_be32(f
);
6731 env
->cp15
.c2_base1
= qemu_get_be32(f
);
6732 env
->cp15
.c2_mask
= qemu_get_be32(f
);
6733 env
->cp15
.c2_data
= qemu_get_be32(f
);
6734 env
->cp15
.c2_insn
= qemu_get_be32(f
);
6735 env
->cp15
.c3
= qemu_get_be32(f
);
6736 env
->cp15
.c5_insn
= qemu_get_be32(f
);
6737 env
->cp15
.c5_data
= qemu_get_be32(f
);
6738 for (i
= 0; i
< 8; i
++) {
6739 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
6741 env
->cp15
.c6_insn
= qemu_get_be32(f
);
6742 env
->cp15
.c6_data
= qemu_get_be32(f
);
6743 env
->cp15
.c9_insn
= qemu_get_be32(f
);
6744 env
->cp15
.c9_data
= qemu_get_be32(f
);
6745 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
6746 env
->cp15
.c13_context
= qemu_get_be32(f
);
6747 env
->cp15
.c13_tls1
= qemu_get_be32(f
);
6748 env
->cp15
.c13_tls2
= qemu_get_be32(f
);
6749 env
->cp15
.c13_tls3
= qemu_get_be32(f
);
6750 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
6752 env
->features
= qemu_get_be32(f
);
6754 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6755 for (i
= 0; i
< 16; i
++) {
6757 u
.l
.upper
= qemu_get_be32(f
);
6758 u
.l
.lower
= qemu_get_be32(f
);
6759 env
->vfp
.regs
[i
] = u
.d
;
6761 for (i
= 0; i
< 16; i
++) {
6762 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
6765 /* TODO: Should use proper FPSCR access functions. */
6766 env
->vfp
.vec_len
= qemu_get_be32(f
);
6767 env
->vfp
.vec_stride
= qemu_get_be32(f
);
6769 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6770 for (i
= 0; i
< 16; i
++) {
6772 u
.l
.upper
= qemu_get_be32(f
);
6773 u
.l
.lower
= qemu_get_be32(f
);
6774 env
->vfp
.regs
[i
] = u
.d
;
6779 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6780 for (i
= 0; i
< 16; i
++) {
6781 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
6783 for (i
= 0; i
< 16; i
++) {
6784 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
6788 if (arm_feature(env
, ARM_FEATURE_M
)) {
6789 env
->v7m
.other_sp
= qemu_get_be32(f
);
6790 env
->v7m
.vecbase
= qemu_get_be32(f
);
6791 env
->v7m
.basepri
= qemu_get_be32(f
);
6792 env
->v7m
.control
= qemu_get_be32(f
);
6793 env
->v7m
.current_sp
= qemu_get_be32(f
);
6794 env
->v7m
.exception
= qemu_get_be32(f
);
6802 //#warning No CPU save/restore functions
6806 /***********************************************************/
6807 /* ram save/restore */
6809 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
6813 v
= qemu_get_byte(f
);
6816 if (qemu_get_buffer(f
, buf
, len
) != len
)
6820 v
= qemu_get_byte(f
);
6821 memset(buf
, v
, len
);
6829 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
6833 if (qemu_get_be32(f
) != phys_ram_size
)
6835 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
6836 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
6843 #define BDRV_HASH_BLOCK_SIZE 1024
6844 #define IOBUF_SIZE 4096
6845 #define RAM_CBLOCK_MAGIC 0xfabe
6847 typedef struct RamCompressState
{
6850 uint8_t buf
[IOBUF_SIZE
];
6853 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
6856 memset(s
, 0, sizeof(*s
));
6858 ret
= deflateInit2(&s
->zstream
, 1,
6860 9, Z_DEFAULT_STRATEGY
);
6863 s
->zstream
.avail_out
= IOBUF_SIZE
;
6864 s
->zstream
.next_out
= s
->buf
;
6868 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
6870 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
6871 qemu_put_be16(s
->f
, len
);
6872 qemu_put_buffer(s
->f
, buf
, len
);
6875 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
6879 s
->zstream
.avail_in
= len
;
6880 s
->zstream
.next_in
= (uint8_t *)buf
;
6881 while (s
->zstream
.avail_in
> 0) {
6882 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
6885 if (s
->zstream
.avail_out
== 0) {
6886 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
6887 s
->zstream
.avail_out
= IOBUF_SIZE
;
6888 s
->zstream
.next_out
= s
->buf
;
6894 static void ram_compress_close(RamCompressState
*s
)
6898 /* compress last bytes */
6900 ret
= deflate(&s
->zstream
, Z_FINISH
);
6901 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
6902 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
6904 ram_put_cblock(s
, s
->buf
, len
);
6906 s
->zstream
.avail_out
= IOBUF_SIZE
;
6907 s
->zstream
.next_out
= s
->buf
;
6908 if (ret
== Z_STREAM_END
)
6915 deflateEnd(&s
->zstream
);
6918 typedef struct RamDecompressState
{
6921 uint8_t buf
[IOBUF_SIZE
];
6922 } RamDecompressState
;
6924 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
6927 memset(s
, 0, sizeof(*s
));
6929 ret
= inflateInit(&s
->zstream
);
6935 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
6939 s
->zstream
.avail_out
= len
;
6940 s
->zstream
.next_out
= buf
;
6941 while (s
->zstream
.avail_out
> 0) {
6942 if (s
->zstream
.avail_in
== 0) {
6943 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
6945 clen
= qemu_get_be16(s
->f
);
6946 if (clen
> IOBUF_SIZE
)
6948 qemu_get_buffer(s
->f
, s
->buf
, clen
);
6949 s
->zstream
.avail_in
= clen
;
6950 s
->zstream
.next_in
= s
->buf
;
6952 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
6953 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
6960 static void ram_decompress_close(RamDecompressState
*s
)
6962 inflateEnd(&s
->zstream
);
6965 static void ram_save(QEMUFile
*f
, void *opaque
)
6968 RamCompressState s1
, *s
= &s1
;
6971 qemu_put_be32(f
, phys_ram_size
);
6972 if (ram_compress_open(s
, f
) < 0)
6974 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
6976 if (tight_savevm_enabled
) {
6980 /* find if the memory block is available on a virtual
6983 for(j
= 0; j
< nb_drives
; j
++) {
6984 sector_num
= bdrv_hash_find(drives_table
[j
].bdrv
,
6986 BDRV_HASH_BLOCK_SIZE
);
6987 if (sector_num
>= 0)
6991 goto normal_compress
;
6994 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
6995 ram_compress_buf(s
, buf
, 10);
7001 ram_compress_buf(s
, buf
, 1);
7002 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
7005 ram_compress_close(s
);
7008 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
7010 RamDecompressState s1
, *s
= &s1
;
7014 if (version_id
== 1)
7015 return ram_load_v1(f
, opaque
);
7016 if (version_id
!= 2)
7018 if (qemu_get_be32(f
) != phys_ram_size
)
7020 if (ram_decompress_open(s
, f
) < 0)
7022 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7023 if (ram_decompress_buf(s
, buf
, 1) < 0) {
7024 fprintf(stderr
, "Error while reading ram block header\n");
7028 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
7029 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
7038 ram_decompress_buf(s
, buf
+ 1, 9);
7040 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
7041 if (bs_index
>= nb_drives
) {
7042 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
7045 if (bdrv_read(drives_table
[bs_index
].bdrv
, sector_num
,
7047 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
7048 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
7049 bs_index
, sector_num
);
7056 printf("Error block header\n");
7060 ram_decompress_close(s
);
7064 /***********************************************************/
7065 /* bottom halves (can be seen as timers which expire ASAP) */
7074 static QEMUBH
*first_bh
= NULL
;
7076 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
7079 bh
= qemu_mallocz(sizeof(QEMUBH
));
7083 bh
->opaque
= opaque
;
7087 int qemu_bh_poll(void)
7106 void qemu_bh_schedule(QEMUBH
*bh
)
7108 CPUState
*env
= cpu_single_env
;
7112 bh
->next
= first_bh
;
7115 /* stop the currently executing CPU to execute the BH ASAP */
7117 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
7121 void qemu_bh_cancel(QEMUBH
*bh
)
7124 if (bh
->scheduled
) {
7127 pbh
= &(*pbh
)->next
;
7133 void qemu_bh_delete(QEMUBH
*bh
)
7139 /***********************************************************/
7140 /* machine registration */
7142 QEMUMachine
*first_machine
= NULL
;
7144 int qemu_register_machine(QEMUMachine
*m
)
7147 pm
= &first_machine
;
7155 static QEMUMachine
*find_machine(const char *name
)
7159 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7160 if (!strcmp(m
->name
, name
))
7166 /***********************************************************/
7167 /* main execution loop */
7169 static void gui_update(void *opaque
)
7171 DisplayState
*ds
= opaque
;
7172 ds
->dpy_refresh(ds
);
7173 qemu_mod_timer(ds
->gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
7176 struct vm_change_state_entry
{
7177 VMChangeStateHandler
*cb
;
7179 LIST_ENTRY (vm_change_state_entry
) entries
;
7182 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
7184 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
7187 VMChangeStateEntry
*e
;
7189 e
= qemu_mallocz(sizeof (*e
));
7195 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
7199 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
7201 LIST_REMOVE (e
, entries
);
7205 static void vm_state_notify(int running
)
7207 VMChangeStateEntry
*e
;
7209 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
7210 e
->cb(e
->opaque
, running
);
7214 /* XXX: support several handlers */
7215 static VMStopHandler
*vm_stop_cb
;
7216 static void *vm_stop_opaque
;
7218 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7221 vm_stop_opaque
= opaque
;
7225 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7236 qemu_rearm_alarm_timer(alarm_timer
);
7240 void vm_stop(int reason
)
7243 cpu_disable_ticks();
7247 vm_stop_cb(vm_stop_opaque
, reason
);
7254 /* reset/shutdown handler */
7256 typedef struct QEMUResetEntry
{
7257 QEMUResetHandler
*func
;
7259 struct QEMUResetEntry
*next
;
7262 static QEMUResetEntry
*first_reset_entry
;
7263 static int reset_requested
;
7264 static int shutdown_requested
;
7265 static int powerdown_requested
;
7267 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
7269 QEMUResetEntry
**pre
, *re
;
7271 pre
= &first_reset_entry
;
7272 while (*pre
!= NULL
)
7273 pre
= &(*pre
)->next
;
7274 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
7276 re
->opaque
= opaque
;
7281 static void qemu_system_reset(void)
7285 /* reset all devices */
7286 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
7287 re
->func(re
->opaque
);
7291 void qemu_system_reset_request(void)
7294 shutdown_requested
= 1;
7296 reset_requested
= 1;
7299 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7302 void qemu_system_shutdown_request(void)
7304 shutdown_requested
= 1;
7306 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7309 void qemu_system_powerdown_request(void)
7311 powerdown_requested
= 1;
7313 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7316 void main_loop_wait(int timeout
)
7318 IOHandlerRecord
*ioh
;
7319 fd_set rfds
, wfds
, xfds
;
7328 /* XXX: need to suppress polling by better using win32 events */
7330 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
7331 ret
|= pe
->func(pe
->opaque
);
7336 WaitObjects
*w
= &wait_objects
;
7338 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
7339 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
7340 if (w
->func
[ret
- WAIT_OBJECT_0
])
7341 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
7343 /* Check for additional signaled events */
7344 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
7346 /* Check if event is signaled */
7347 ret2
= WaitForSingleObject(w
->events
[i
], 0);
7348 if(ret2
== WAIT_OBJECT_0
) {
7350 w
->func
[i
](w
->opaque
[i
]);
7351 } else if (ret2
== WAIT_TIMEOUT
) {
7353 err
= GetLastError();
7354 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
7357 } else if (ret
== WAIT_TIMEOUT
) {
7359 err
= GetLastError();
7360 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
7364 /* poll any events */
7365 /* XXX: separate device handlers from system ones */
7370 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7374 (!ioh
->fd_read_poll
||
7375 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
7376 FD_SET(ioh
->fd
, &rfds
);
7380 if (ioh
->fd_write
) {
7381 FD_SET(ioh
->fd
, &wfds
);
7391 tv
.tv_usec
= timeout
* 1000;
7393 #if defined(CONFIG_SLIRP)
7395 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
7398 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
7400 IOHandlerRecord
**pioh
;
7402 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7403 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
7404 ioh
->fd_read(ioh
->opaque
);
7406 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
7407 ioh
->fd_write(ioh
->opaque
);
7411 /* remove deleted IO handlers */
7412 pioh
= &first_io_handler
;
7422 #if defined(CONFIG_SLIRP)
7429 slirp_select_poll(&rfds
, &wfds
, &xfds
);
7435 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
7436 qemu_get_clock(vm_clock
));
7437 /* run dma transfers, if any */
7441 /* real time timers */
7442 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
7443 qemu_get_clock(rt_clock
));
7445 if (alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) {
7446 alarm_timer
->flags
&= ~(ALARM_FLAG_EXPIRED
);
7447 qemu_rearm_alarm_timer(alarm_timer
);
7450 /* Check bottom-halves last in case any of the earlier events triggered
7456 static int main_loop(void)
7459 #ifdef CONFIG_PROFILER
7464 cur_cpu
= first_cpu
;
7465 next_cpu
= cur_cpu
->next_cpu
?: first_cpu
;
7472 #ifdef CONFIG_PROFILER
7473 ti
= profile_getclock();
7475 ret
= cpu_exec(env
);
7476 #ifdef CONFIG_PROFILER
7477 qemu_time
+= profile_getclock() - ti
;
7479 next_cpu
= env
->next_cpu
?: first_cpu
;
7480 if (event_pending
) {
7481 ret
= EXCP_INTERRUPT
;
7485 if (ret
== EXCP_HLT
) {
7486 /* Give the next CPU a chance to run. */
7490 if (ret
!= EXCP_HALTED
)
7492 /* all CPUs are halted ? */
7498 if (shutdown_requested
) {
7499 ret
= EXCP_INTERRUPT
;
7502 if (reset_requested
) {
7503 reset_requested
= 0;
7504 qemu_system_reset();
7505 ret
= EXCP_INTERRUPT
;
7507 if (powerdown_requested
) {
7508 powerdown_requested
= 0;
7509 qemu_system_powerdown();
7510 ret
= EXCP_INTERRUPT
;
7512 if (ret
== EXCP_DEBUG
) {
7513 vm_stop(EXCP_DEBUG
);
7515 /* If all cpus are halted then wait until the next IRQ */
7516 /* XXX: use timeout computed from timers */
7517 if (ret
== EXCP_HALTED
)
7524 #ifdef CONFIG_PROFILER
7525 ti
= profile_getclock();
7527 main_loop_wait(timeout
);
7528 #ifdef CONFIG_PROFILER
7529 dev_time
+= profile_getclock() - ti
;
7532 cpu_disable_ticks();
7536 static void help(int exitcode
)
7538 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n"
7539 "usage: %s [options] [disk_image]\n"
7541 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7543 "Standard options:\n"
7544 "-M machine select emulated machine (-M ? for list)\n"
7545 "-cpu cpu select CPU (-cpu ? for list)\n"
7546 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7547 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7548 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7549 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7550 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7551 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]"
7552 " [,cache=on|off]\n"
7553 " use 'file' as a drive image\n"
7554 "-mtdblock file use 'file' as on-board Flash memory image\n"
7555 "-sd file use 'file' as SecureDigital card image\n"
7556 "-pflash file use 'file' as a parallel flash image\n"
7557 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7558 "-snapshot write to temporary files instead of disk image files\n"
7560 "-no-frame open SDL window without a frame and window decorations\n"
7561 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7562 "-no-quit disable SDL window close capability\n"
7565 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7567 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7568 "-smp n set the number of CPUs to 'n' [default=1]\n"
7569 "-nographic disable graphical output and redirect serial I/Os to console\n"
7570 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7572 "-k language use keyboard layout (for example \"fr\" for French)\n"
7575 "-audio-help print list of audio drivers and their options\n"
7576 "-soundhw c1,... enable audio support\n"
7577 " and only specified sound cards (comma separated list)\n"
7578 " use -soundhw ? to get the list of supported cards\n"
7579 " use -soundhw all to enable all of them\n"
7581 "-localtime set the real time clock to local time [default=utc]\n"
7582 "-full-screen start in full screen\n"
7584 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7586 "-usb enable the USB driver (will be the default soon)\n"
7587 "-usbdevice name add the host or guest USB device 'name'\n"
7588 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7589 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7591 "-name string set the name of the guest\n"
7593 "Network options:\n"
7594 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7595 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7597 "-net user[,vlan=n][,hostname=host]\n"
7598 " connect the user mode network stack to VLAN 'n' and send\n"
7599 " hostname 'host' to DHCP clients\n"
7602 "-net tap[,vlan=n],ifname=name\n"
7603 " connect the host TAP network interface to VLAN 'n'\n"
7605 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7606 " connect the host TAP network interface to VLAN 'n' and use the\n"
7607 " network scripts 'file' (default=%s)\n"
7608 " and 'dfile' (default=%s);\n"
7609 " use '[down]script=no' to disable script execution;\n"
7610 " use 'fd=h' to connect to an already opened TAP interface\n"
7612 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7613 " connect the vlan 'n' to another VLAN using a socket connection\n"
7614 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7615 " connect the vlan 'n' to multicast maddr and port\n"
7616 "-net none use it alone to have zero network devices; if no -net option\n"
7617 " is provided, the default is '-net nic -net user'\n"
7620 "-tftp dir allow tftp access to files in dir [-net user]\n"
7621 "-bootp file advertise file in BOOTP replies\n"
7623 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7625 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7626 " redirect TCP or UDP connections from host to guest [-net user]\n"
7629 "Linux boot specific:\n"
7630 "-kernel bzImage use 'bzImage' as kernel image\n"
7631 "-append cmdline use 'cmdline' as kernel command line\n"
7632 "-initrd file use 'file' as initial ram disk\n"
7634 "Debug/Expert options:\n"
7635 "-monitor dev redirect the monitor to char device 'dev'\n"
7636 "-serial dev redirect the serial port to char device 'dev'\n"
7637 "-parallel dev redirect the parallel port to char device 'dev'\n"
7638 "-pidfile file Write PID to 'file'\n"
7639 "-S freeze CPU at startup (use 'c' to start execution)\n"
7640 "-s wait gdb connection to port\n"
7641 "-p port set gdb connection port [default=%s]\n"
7642 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7643 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7644 " translation (t=none or lba) (usually qemu can guess them)\n"
7645 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7647 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7648 "-no-kqemu disable KQEMU kernel module usage\n"
7651 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7652 " (default is CL-GD5446 PCI VGA)\n"
7653 "-no-acpi disable ACPI\n"
7655 "-no-reboot exit instead of rebooting\n"
7656 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7657 "-vnc display start a VNC server on display\n"
7659 "-daemonize daemonize QEMU after initializing\n"
7661 "-option-rom rom load a file, rom, into the option ROM space\n"
7663 "-prom-env variable=value set OpenBIOS nvram variables\n"
7665 "-clock force the use of the given methods for timer alarm.\n"
7666 " To see what timers are available use -clock help\n"
7667 "-startdate select initial date of the clock\n"
7669 "During emulation, the following keys are useful:\n"
7670 "ctrl-alt-f toggle full screen\n"
7671 "ctrl-alt-n switch to virtual console 'n'\n"
7672 "ctrl-alt toggle mouse and keyboard grab\n"
7674 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7679 DEFAULT_NETWORK_SCRIPT
,
7680 DEFAULT_NETWORK_DOWN_SCRIPT
,
7682 DEFAULT_GDBSTUB_PORT
,
7687 #define HAS_ARG 0x0001
7702 QEMU_OPTION_mtdblock
,
7706 QEMU_OPTION_snapshot
,
7708 QEMU_OPTION_no_fd_bootchk
,
7711 QEMU_OPTION_nographic
,
7712 QEMU_OPTION_portrait
,
7714 QEMU_OPTION_audio_help
,
7715 QEMU_OPTION_soundhw
,
7735 QEMU_OPTION_no_code_copy
,
7737 QEMU_OPTION_localtime
,
7738 QEMU_OPTION_cirrusvga
,
7741 QEMU_OPTION_std_vga
,
7743 QEMU_OPTION_monitor
,
7745 QEMU_OPTION_parallel
,
7747 QEMU_OPTION_full_screen
,
7748 QEMU_OPTION_no_frame
,
7749 QEMU_OPTION_alt_grab
,
7750 QEMU_OPTION_no_quit
,
7751 QEMU_OPTION_pidfile
,
7752 QEMU_OPTION_no_kqemu
,
7753 QEMU_OPTION_kernel_kqemu
,
7754 QEMU_OPTION_win2k_hack
,
7756 QEMU_OPTION_usbdevice
,
7759 QEMU_OPTION_no_acpi
,
7760 QEMU_OPTION_no_reboot
,
7761 QEMU_OPTION_show_cursor
,
7762 QEMU_OPTION_daemonize
,
7763 QEMU_OPTION_option_rom
,
7764 QEMU_OPTION_semihosting
,
7766 QEMU_OPTION_prom_env
,
7767 QEMU_OPTION_old_param
,
7769 QEMU_OPTION_startdate
,
7772 typedef struct QEMUOption
{
7778 const QEMUOption qemu_options
[] = {
7779 { "h", 0, QEMU_OPTION_h
},
7780 { "help", 0, QEMU_OPTION_h
},
7782 { "M", HAS_ARG
, QEMU_OPTION_M
},
7783 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
7784 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
7785 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
7786 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
7787 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
7788 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
7789 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
7790 { "drive", HAS_ARG
, QEMU_OPTION_drive
},
7791 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
7792 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
7793 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
7794 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
7795 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
7796 { "snapshot", 0, QEMU_OPTION_snapshot
},
7798 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
7800 { "m", HAS_ARG
, QEMU_OPTION_m
},
7801 { "nographic", 0, QEMU_OPTION_nographic
},
7802 { "portrait", 0, QEMU_OPTION_portrait
},
7803 { "k", HAS_ARG
, QEMU_OPTION_k
},
7805 { "audio-help", 0, QEMU_OPTION_audio_help
},
7806 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
7809 { "net", HAS_ARG
, QEMU_OPTION_net
},
7811 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
7812 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
7814 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
7816 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
7819 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
7820 { "append", HAS_ARG
, QEMU_OPTION_append
},
7821 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
7823 { "S", 0, QEMU_OPTION_S
},
7824 { "s", 0, QEMU_OPTION_s
},
7825 { "p", HAS_ARG
, QEMU_OPTION_p
},
7826 { "d", HAS_ARG
, QEMU_OPTION_d
},
7827 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
7828 { "L", HAS_ARG
, QEMU_OPTION_L
},
7829 { "bios", HAS_ARG
, QEMU_OPTION_bios
},
7830 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
7832 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
7833 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
7835 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7836 { "g", 1, QEMU_OPTION_g
},
7838 { "localtime", 0, QEMU_OPTION_localtime
},
7839 { "std-vga", 0, QEMU_OPTION_std_vga
},
7840 { "echr", HAS_ARG
, QEMU_OPTION_echr
},
7841 { "monitor", HAS_ARG
, QEMU_OPTION_monitor
},
7842 { "serial", HAS_ARG
, QEMU_OPTION_serial
},
7843 { "parallel", HAS_ARG
, QEMU_OPTION_parallel
},
7844 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
7845 { "full-screen", 0, QEMU_OPTION_full_screen
},
7847 { "no-frame", 0, QEMU_OPTION_no_frame
},
7848 { "alt-grab", 0, QEMU_OPTION_alt_grab
},
7849 { "no-quit", 0, QEMU_OPTION_no_quit
},
7851 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
7852 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
7853 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
7854 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
7855 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
7857 /* temporary options */
7858 { "usb", 0, QEMU_OPTION_usb
},
7859 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
7860 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
7861 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
7862 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
7863 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
7864 { "daemonize", 0, QEMU_OPTION_daemonize
},
7865 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
7866 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7867 { "semihosting", 0, QEMU_OPTION_semihosting
},
7869 { "name", HAS_ARG
, QEMU_OPTION_name
},
7870 #if defined(TARGET_SPARC)
7871 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
7873 #if defined(TARGET_ARM)
7874 { "old-param", 0, QEMU_OPTION_old_param
},
7876 { "clock", HAS_ARG
, QEMU_OPTION_clock
},
7877 { "startdate", HAS_ARG
, QEMU_OPTION_startdate
},
7881 /* password input */
7883 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
7888 if (!bdrv_is_encrypted(bs
))
7891 term_printf("%s is encrypted.\n", name
);
7892 for(i
= 0; i
< 3; i
++) {
7893 monitor_readline("Password: ", 1, password
, sizeof(password
));
7894 if (bdrv_set_key(bs
, password
) == 0)
7896 term_printf("invalid password\n");
7901 static BlockDriverState
*get_bdrv(int index
)
7903 if (index
> nb_drives
)
7905 return drives_table
[index
].bdrv
;
7908 static void read_passwords(void)
7910 BlockDriverState
*bs
;
7913 for(i
= 0; i
< 6; i
++) {
7916 qemu_key_check(bs
, bdrv_get_device_name(bs
));
7920 /* XXX: currently we cannot use simultaneously different CPUs */
7921 static void register_machines(void)
7923 #if defined(TARGET_I386)
7924 qemu_register_machine(&pc_machine
);
7925 qemu_register_machine(&isapc_machine
);
7926 #elif defined(TARGET_PPC)
7927 qemu_register_machine(&heathrow_machine
);
7928 qemu_register_machine(&core99_machine
);
7929 qemu_register_machine(&prep_machine
);
7930 qemu_register_machine(&ref405ep_machine
);
7931 qemu_register_machine(&taihu_machine
);
7932 #elif defined(TARGET_MIPS)
7933 qemu_register_machine(&mips_machine
);
7934 qemu_register_machine(&mips_malta_machine
);
7935 qemu_register_machine(&mips_pica61_machine
);
7936 qemu_register_machine(&mips_mipssim_machine
);
7937 #elif defined(TARGET_SPARC)
7938 #ifdef TARGET_SPARC64
7939 qemu_register_machine(&sun4u_machine
);
7941 qemu_register_machine(&ss5_machine
);
7942 qemu_register_machine(&ss10_machine
);
7943 qemu_register_machine(&ss600mp_machine
);
7944 qemu_register_machine(&ss20_machine
);
7945 qemu_register_machine(&ss2_machine
);
7946 qemu_register_machine(&ss1000_machine
);
7947 qemu_register_machine(&ss2000_machine
);
7949 #elif defined(TARGET_ARM)
7950 qemu_register_machine(&integratorcp_machine
);
7951 qemu_register_machine(&versatilepb_machine
);
7952 qemu_register_machine(&versatileab_machine
);
7953 qemu_register_machine(&realview_machine
);
7954 qemu_register_machine(&akitapda_machine
);
7955 qemu_register_machine(&spitzpda_machine
);
7956 qemu_register_machine(&borzoipda_machine
);
7957 qemu_register_machine(&terrierpda_machine
);
7958 qemu_register_machine(&palmte_machine
);
7959 qemu_register_machine(&lm3s811evb_machine
);
7960 qemu_register_machine(&lm3s6965evb_machine
);
7961 qemu_register_machine(&connex_machine
);
7962 qemu_register_machine(&verdex_machine
);
7963 qemu_register_machine(&mainstone2_machine
);
7964 #elif defined(TARGET_SH4)
7965 qemu_register_machine(&shix_machine
);
7966 qemu_register_machine(&r2d_machine
);
7967 #elif defined(TARGET_ALPHA)
7969 #elif defined(TARGET_M68K)
7970 qemu_register_machine(&mcf5208evb_machine
);
7971 qemu_register_machine(&an5206_machine
);
7972 qemu_register_machine(&dummy_m68k_machine
);
7973 #elif defined(TARGET_CRIS)
7974 qemu_register_machine(&bareetraxfs_machine
);
7976 #error unsupported CPU
7981 struct soundhw soundhw
[] = {
7982 #ifdef HAS_AUDIO_CHOICE
7989 { .init_isa
= pcspk_audio_init
}
7994 "Creative Sound Blaster 16",
7997 { .init_isa
= SB16_init
}
8004 "Yamaha YMF262 (OPL3)",
8006 "Yamaha YM3812 (OPL2)",
8010 { .init_isa
= Adlib_init
}
8017 "Gravis Ultrasound GF1",
8020 { .init_isa
= GUS_init
}
8027 "Intel 82801AA AC97 Audio",
8030 { .init_pci
= ac97_init
}
8036 "ENSONIQ AudioPCI ES1370",
8039 { .init_pci
= es1370_init
}
8043 { NULL
, NULL
, 0, 0, { NULL
} }
8046 static void select_soundhw (const char *optarg
)
8050 if (*optarg
== '?') {
8053 printf ("Valid sound card names (comma separated):\n");
8054 for (c
= soundhw
; c
->name
; ++c
) {
8055 printf ("%-11s %s\n", c
->name
, c
->descr
);
8057 printf ("\n-soundhw all will enable all of the above\n");
8058 exit (*optarg
!= '?');
8066 if (!strcmp (optarg
, "all")) {
8067 for (c
= soundhw
; c
->name
; ++c
) {
8075 e
= strchr (p
, ',');
8076 l
= !e
? strlen (p
) : (size_t) (e
- p
);
8078 for (c
= soundhw
; c
->name
; ++c
) {
8079 if (!strncmp (c
->name
, p
, l
)) {
8088 "Unknown sound card name (too big to show)\n");
8091 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
8096 p
+= l
+ (e
!= NULL
);
8100 goto show_valid_cards
;
8106 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
8108 exit(STATUS_CONTROL_C_EXIT
);
8113 #define MAX_NET_CLIENTS 32
8115 int main(int argc
, char **argv
)
8117 #ifdef CONFIG_GDBSTUB
8119 const char *gdbstub_port
;
8121 uint32_t boot_devices_bitmap
= 0;
8123 int snapshot
, linux_boot
, net_boot
;
8124 const char *initrd_filename
;
8125 const char *kernel_filename
, *kernel_cmdline
;
8126 const char *boot_devices
= "";
8127 DisplayState
*ds
= &display_state
;
8128 int cyls
, heads
, secs
, translation
;
8129 char net_clients
[MAX_NET_CLIENTS
][256];
8133 const char *r
, *optarg
;
8134 CharDriverState
*monitor_hd
;
8135 char monitor_device
[128];
8136 char serial_devices
[MAX_SERIAL_PORTS
][128];
8137 int serial_device_index
;
8138 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
8139 int parallel_device_index
;
8140 const char *loadvm
= NULL
;
8141 QEMUMachine
*machine
;
8142 const char *cpu_model
;
8143 char usb_devices
[MAX_USB_CMDLINE
][128];
8144 int usb_devices_index
;
8146 const char *pid_file
= NULL
;
8149 LIST_INIT (&vm_change_state_head
);
8152 struct sigaction act
;
8153 sigfillset(&act
.sa_mask
);
8155 act
.sa_handler
= SIG_IGN
;
8156 sigaction(SIGPIPE
, &act
, NULL
);
8159 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
8160 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8161 QEMU to run on a single CPU */
8166 h
= GetCurrentProcess();
8167 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
8168 for(i
= 0; i
< 32; i
++) {
8169 if (mask
& (1 << i
))
8174 SetProcessAffinityMask(h
, mask
);
8180 register_machines();
8181 machine
= first_machine
;
8183 initrd_filename
= NULL
;
8184 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
8185 vga_ram_size
= VGA_RAM_SIZE
;
8186 #ifdef CONFIG_GDBSTUB
8188 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
8192 kernel_filename
= NULL
;
8193 kernel_cmdline
= "";
8194 cyls
= heads
= secs
= 0;
8195 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8196 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
8198 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
8199 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
8200 serial_devices
[i
][0] = '\0';
8201 serial_device_index
= 0;
8203 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
8204 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
8205 parallel_devices
[i
][0] = '\0';
8206 parallel_device_index
= 0;
8208 usb_devices_index
= 0;
8216 /* default mac address of the first network interface */
8224 hda_index
= drive_add(argv
[optind
++], HD_ALIAS
, 0);
8226 const QEMUOption
*popt
;
8229 /* Treat --foo the same as -foo. */
8232 popt
= qemu_options
;
8235 fprintf(stderr
, "%s: invalid option -- '%s'\n",
8239 if (!strcmp(popt
->name
, r
+ 1))
8243 if (popt
->flags
& HAS_ARG
) {
8244 if (optind
>= argc
) {
8245 fprintf(stderr
, "%s: option '%s' requires an argument\n",
8249 optarg
= argv
[optind
++];
8254 switch(popt
->index
) {
8256 machine
= find_machine(optarg
);
8259 printf("Supported machines are:\n");
8260 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
8261 printf("%-10s %s%s\n",
8263 m
== first_machine
? " (default)" : "");
8265 exit(*optarg
!= '?');
8268 case QEMU_OPTION_cpu
:
8269 /* hw initialization will check this */
8270 if (*optarg
== '?') {
8271 /* XXX: implement xxx_cpu_list for targets that still miss it */
8272 #if defined(cpu_list)
8273 cpu_list(stdout
, &fprintf
);
8280 case QEMU_OPTION_initrd
:
8281 initrd_filename
= optarg
;
8283 case QEMU_OPTION_hda
:
8285 hda_index
= drive_add(optarg
, HD_ALIAS
, 0);
8287 hda_index
= drive_add(optarg
, HD_ALIAS
8288 ",cyls=%d,heads=%d,secs=%d%s",
8289 0, cyls
, heads
, secs
,
8290 translation
== BIOS_ATA_TRANSLATION_LBA
?
8292 translation
== BIOS_ATA_TRANSLATION_NONE
?
8293 ",trans=none" : "");
8295 case QEMU_OPTION_hdb
:
8296 case QEMU_OPTION_hdc
:
8297 case QEMU_OPTION_hdd
:
8298 drive_add(optarg
, HD_ALIAS
, popt
->index
- QEMU_OPTION_hda
);
8300 case QEMU_OPTION_drive
:
8301 drive_add(NULL
, "%s", optarg
);
8303 case QEMU_OPTION_mtdblock
:
8304 drive_add(optarg
, MTD_ALIAS
);
8306 case QEMU_OPTION_sd
:
8307 drive_add(optarg
, SD_ALIAS
);
8309 case QEMU_OPTION_pflash
:
8310 drive_add(optarg
, PFLASH_ALIAS
);
8312 case QEMU_OPTION_snapshot
:
8315 case QEMU_OPTION_hdachs
:
8319 cyls
= strtol(p
, (char **)&p
, 0);
8320 if (cyls
< 1 || cyls
> 16383)
8325 heads
= strtol(p
, (char **)&p
, 0);
8326 if (heads
< 1 || heads
> 16)
8331 secs
= strtol(p
, (char **)&p
, 0);
8332 if (secs
< 1 || secs
> 63)
8336 if (!strcmp(p
, "none"))
8337 translation
= BIOS_ATA_TRANSLATION_NONE
;
8338 else if (!strcmp(p
, "lba"))
8339 translation
= BIOS_ATA_TRANSLATION_LBA
;
8340 else if (!strcmp(p
, "auto"))
8341 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8344 } else if (*p
!= '\0') {
8346 fprintf(stderr
, "qemu: invalid physical CHS format\n");
8349 if (hda_index
!= -1)
8350 snprintf(drives_opt
[hda_index
].opt
,
8351 sizeof(drives_opt
[hda_index
].opt
),
8352 HD_ALIAS
",cyls=%d,heads=%d,secs=%d%s",
8353 0, cyls
, heads
, secs
,
8354 translation
== BIOS_ATA_TRANSLATION_LBA
?
8356 translation
== BIOS_ATA_TRANSLATION_NONE
?
8357 ",trans=none" : "");
8360 case QEMU_OPTION_nographic
:
8361 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
8362 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
8363 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
8366 case QEMU_OPTION_portrait
:
8369 case QEMU_OPTION_kernel
:
8370 kernel_filename
= optarg
;
8372 case QEMU_OPTION_append
:
8373 kernel_cmdline
= optarg
;
8375 case QEMU_OPTION_cdrom
:
8376 drive_add(optarg
, CDROM_ALIAS
);
8378 case QEMU_OPTION_boot
:
8379 boot_devices
= optarg
;
8380 /* We just do some generic consistency checks */
8382 /* Could easily be extended to 64 devices if needed */
8385 boot_devices_bitmap
= 0;
8386 for (p
= boot_devices
; *p
!= '\0'; p
++) {
8387 /* Allowed boot devices are:
8388 * a b : floppy disk drives
8389 * c ... f : IDE disk drives
8390 * g ... m : machine implementation dependant drives
8391 * n ... p : network devices
8392 * It's up to each machine implementation to check
8393 * if the given boot devices match the actual hardware
8394 * implementation and firmware features.
8396 if (*p
< 'a' || *p
> 'q') {
8397 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
8400 if (boot_devices_bitmap
& (1 << (*p
- 'a'))) {
8402 "Boot device '%c' was given twice\n",*p
);
8405 boot_devices_bitmap
|= 1 << (*p
- 'a');
8409 case QEMU_OPTION_fda
:
8410 case QEMU_OPTION_fdb
:
8411 drive_add(optarg
, FD_ALIAS
, popt
->index
- QEMU_OPTION_fda
);
8414 case QEMU_OPTION_no_fd_bootchk
:
8418 case QEMU_OPTION_no_code_copy
:
8419 code_copy_enabled
= 0;
8421 case QEMU_OPTION_net
:
8422 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
8423 fprintf(stderr
, "qemu: too many network clients\n");
8426 pstrcpy(net_clients
[nb_net_clients
],
8427 sizeof(net_clients
[0]),
8432 case QEMU_OPTION_tftp
:
8433 tftp_prefix
= optarg
;
8435 case QEMU_OPTION_bootp
:
8436 bootp_filename
= optarg
;
8439 case QEMU_OPTION_smb
:
8440 net_slirp_smb(optarg
);
8443 case QEMU_OPTION_redir
:
8444 net_slirp_redir(optarg
);
8448 case QEMU_OPTION_audio_help
:
8452 case QEMU_OPTION_soundhw
:
8453 select_soundhw (optarg
);
8460 ram_size
= atoi(optarg
) * 1024 * 1024;
8463 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
8464 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
8465 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
8474 mask
= cpu_str_to_log_mask(optarg
);
8476 printf("Log items (comma separated):\n");
8477 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
8478 printf("%-10s %s\n", item
->name
, item
->help
);
8485 #ifdef CONFIG_GDBSTUB
8490 gdbstub_port
= optarg
;
8496 case QEMU_OPTION_bios
:
8503 keyboard_layout
= optarg
;
8505 case QEMU_OPTION_localtime
:
8508 case QEMU_OPTION_cirrusvga
:
8509 cirrus_vga_enabled
= 1;
8512 case QEMU_OPTION_vmsvga
:
8513 cirrus_vga_enabled
= 0;
8516 case QEMU_OPTION_std_vga
:
8517 cirrus_vga_enabled
= 0;
8525 w
= strtol(p
, (char **)&p
, 10);
8528 fprintf(stderr
, "qemu: invalid resolution or depth\n");
8534 h
= strtol(p
, (char **)&p
, 10);
8539 depth
= strtol(p
, (char **)&p
, 10);
8540 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
8541 depth
!= 24 && depth
!= 32)
8543 } else if (*p
== '\0') {
8544 depth
= graphic_depth
;
8551 graphic_depth
= depth
;
8554 case QEMU_OPTION_echr
:
8557 term_escape_char
= strtol(optarg
, &r
, 0);
8559 printf("Bad argument to echr\n");
8562 case QEMU_OPTION_monitor
:
8563 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
8565 case QEMU_OPTION_serial
:
8566 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
8567 fprintf(stderr
, "qemu: too many serial ports\n");
8570 pstrcpy(serial_devices
[serial_device_index
],
8571 sizeof(serial_devices
[0]), optarg
);
8572 serial_device_index
++;
8574 case QEMU_OPTION_parallel
:
8575 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
8576 fprintf(stderr
, "qemu: too many parallel ports\n");
8579 pstrcpy(parallel_devices
[parallel_device_index
],
8580 sizeof(parallel_devices
[0]), optarg
);
8581 parallel_device_index
++;
8583 case QEMU_OPTION_loadvm
:
8586 case QEMU_OPTION_full_screen
:
8590 case QEMU_OPTION_no_frame
:
8593 case QEMU_OPTION_alt_grab
:
8596 case QEMU_OPTION_no_quit
:
8600 case QEMU_OPTION_pidfile
:
8604 case QEMU_OPTION_win2k_hack
:
8605 win2k_install_hack
= 1;
8609 case QEMU_OPTION_no_kqemu
:
8612 case QEMU_OPTION_kernel_kqemu
:
8616 case QEMU_OPTION_usb
:
8619 case QEMU_OPTION_usbdevice
:
8621 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
8622 fprintf(stderr
, "Too many USB devices\n");
8625 pstrcpy(usb_devices
[usb_devices_index
],
8626 sizeof(usb_devices
[usb_devices_index
]),
8628 usb_devices_index
++;
8630 case QEMU_OPTION_smp
:
8631 smp_cpus
= atoi(optarg
);
8632 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
8633 fprintf(stderr
, "Invalid number of CPUs\n");
8637 case QEMU_OPTION_vnc
:
8638 vnc_display
= optarg
;
8640 case QEMU_OPTION_no_acpi
:
8643 case QEMU_OPTION_no_reboot
:
8646 case QEMU_OPTION_show_cursor
:
8649 case QEMU_OPTION_daemonize
:
8652 case QEMU_OPTION_option_rom
:
8653 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8654 fprintf(stderr
, "Too many option ROMs\n");
8657 option_rom
[nb_option_roms
] = optarg
;
8660 case QEMU_OPTION_semihosting
:
8661 semihosting_enabled
= 1;
8663 case QEMU_OPTION_name
:
8667 case QEMU_OPTION_prom_env
:
8668 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
8669 fprintf(stderr
, "Too many prom variables\n");
8672 prom_envs
[nb_prom_envs
] = optarg
;
8677 case QEMU_OPTION_old_param
:
8681 case QEMU_OPTION_clock
:
8682 configure_alarms(optarg
);
8684 case QEMU_OPTION_startdate
:
8687 if (!strcmp(optarg
, "now")) {
8688 rtc_start_date
= -1;
8690 if (sscanf(optarg
, "%d-%d-%dT%d:%d:%d",
8698 } else if (sscanf(optarg
, "%d-%d-%d",
8701 &tm
.tm_mday
) == 3) {
8710 rtc_start_date
= mktimegm(&tm
);
8711 if (rtc_start_date
== -1) {
8713 fprintf(stderr
, "Invalid date format. Valid format are:\n"
8714 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8725 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
8726 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
8733 if (pipe(fds
) == -1)
8744 len
= read(fds
[0], &status
, 1);
8745 if (len
== -1 && (errno
== EINTR
))
8750 else if (status
== 1) {
8751 fprintf(stderr
, "Could not acquire pidfile\n");
8769 signal(SIGTSTP
, SIG_IGN
);
8770 signal(SIGTTOU
, SIG_IGN
);
8771 signal(SIGTTIN
, SIG_IGN
);
8775 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
8778 write(fds
[1], &status
, 1);
8780 fprintf(stderr
, "Could not acquire pid file\n");
8788 linux_boot
= (kernel_filename
!= NULL
);
8789 net_boot
= (boot_devices_bitmap
>> ('n' - 'a')) & 0xF;
8791 /* XXX: this should not be: some embedded targets just have flash */
8792 if (!linux_boot
&& net_boot
== 0 &&
8796 /* boot to floppy or the default cd if no hard disk defined yet */
8797 if (!boot_devices
[0]) {
8798 boot_devices
= "cad";
8800 setvbuf(stdout
, NULL
, _IOLBF
, 0);
8810 /* init network clients */
8811 if (nb_net_clients
== 0) {
8812 /* if no clients, we use a default config */
8813 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
8815 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
8820 for(i
= 0;i
< nb_net_clients
; i
++) {
8821 if (net_client_init(net_clients
[i
]) < 0)
8824 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
8825 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
8827 if (vlan
->nb_guest_devs
== 0) {
8828 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
8831 if (vlan
->nb_host_devs
== 0)
8833 "Warning: vlan %d is not connected to host network\n",
8838 /* XXX: this should be moved in the PC machine instantiation code */
8839 if (net_boot
!= 0) {
8841 for (i
= 0; i
< nb_nics
&& i
< 4; i
++) {
8842 const char *model
= nd_table
[i
].model
;
8844 if (net_boot
& (1 << i
)) {
8847 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
8848 if (get_image_size(buf
) > 0) {
8849 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8850 fprintf(stderr
, "Too many option ROMs\n");
8853 option_rom
[nb_option_roms
] = strdup(buf
);
8860 fprintf(stderr
, "No valid PXE rom found for network device\n");
8866 /* init the memory */
8867 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
8869 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
8870 if (!phys_ram_base
) {
8871 fprintf(stderr
, "Could not allocate physical memory\n");
8877 /* we always create the cdrom drive, even if no disk is there */
8879 if (nb_drives_opt
< MAX_DRIVES
)
8880 drive_add(NULL
, CDROM_ALIAS
);
8882 /* we always create at least one floppy */
8884 if (nb_drives_opt
< MAX_DRIVES
)
8885 drive_add(NULL
, FD_ALIAS
, 0);
8887 /* we always create one sd slot, even if no card is in it */
8889 if (nb_drives_opt
< MAX_DRIVES
)
8890 drive_add(NULL
, SD_ALIAS
);
8892 /* open the virtual block devices */
8894 for(i
= 0; i
< nb_drives_opt
; i
++)
8895 if (drive_init(&drives_opt
[i
], snapshot
, machine
) == -1)
8898 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
8899 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
8904 memset(&display_state
, 0, sizeof(display_state
));
8906 /* nearly nothing to do */
8907 dumb_display_init(ds
);
8908 } else if (vnc_display
!= NULL
) {
8909 vnc_display_init(ds
);
8910 if (vnc_display_open(ds
, vnc_display
) < 0)
8913 #if defined(CONFIG_SDL)
8914 sdl_display_init(ds
, full_screen
, no_frame
);
8915 #elif defined(CONFIG_COCOA)
8916 cocoa_display_init(ds
, full_screen
);
8918 dumb_display_init(ds
);
8922 /* Maintain compatibility with multiple stdio monitors */
8923 if (!strcmp(monitor_device
,"stdio")) {
8924 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8925 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
8926 monitor_device
[0] = '\0';
8928 } else if (!strcmp(serial_devices
[i
],"stdio")) {
8929 monitor_device
[0] = '\0';
8930 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
8935 if (monitor_device
[0] != '\0') {
8936 monitor_hd
= qemu_chr_open(monitor_device
);
8938 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
8941 monitor_init(monitor_hd
, !nographic
);
8944 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8945 const char *devname
= serial_devices
[i
];
8946 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8947 serial_hds
[i
] = qemu_chr_open(devname
);
8948 if (!serial_hds
[i
]) {
8949 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
8953 if (strstart(devname
, "vc", 0))
8954 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
8958 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
8959 const char *devname
= parallel_devices
[i
];
8960 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8961 parallel_hds
[i
] = qemu_chr_open(devname
);
8962 if (!parallel_hds
[i
]) {
8963 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
8967 if (strstart(devname
, "vc", 0))
8968 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
8972 machine
->init(ram_size
, vga_ram_size
, boot_devices
, ds
,
8973 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
8975 /* init USB devices */
8977 for(i
= 0; i
< usb_devices_index
; i
++) {
8978 if (usb_device_add(usb_devices
[i
]) < 0) {
8979 fprintf(stderr
, "Warning: could not add USB device %s\n",
8985 if (display_state
.dpy_refresh
) {
8986 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
8987 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
8990 #ifdef CONFIG_GDBSTUB
8992 /* XXX: use standard host:port notation and modify options
8994 if (gdbserver_start(gdbstub_port
) < 0) {
8995 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
9006 /* XXX: simplify init */
9019 len
= write(fds
[1], &status
, 1);
9020 if (len
== -1 && (errno
== EINTR
))
9026 TFR(fd
= open("/dev/null", O_RDWR
));
9040 #if !defined(_WIN32)
9041 /* close network clients */
9042 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9043 VLANClientState
*vc
;
9045 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
9046 if (vc
->fd_read
== tap_receive
) {
9048 TAPState
*s
= vc
->opaque
;
9050 if (sscanf(vc
->info_str
, "tap: ifname=%63s ", ifname
) == 1 &&
9052 launch_script(s
->down_script
, ifname
, s
->fd
);