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
;
176 const char* keyboard_layout
= NULL
;
177 int64_t ticks_per_sec
;
179 int pit_min_timer_count
= 0;
181 NICInfo nd_table
[MAX_NICS
];
184 int rtc_start_date
= -1; /* -1 means now */
185 int cirrus_vga_enabled
= 1;
186 int vmsvga_enabled
= 0;
188 int graphic_width
= 1024;
189 int graphic_height
= 768;
190 int graphic_depth
= 8;
192 int graphic_width
= 800;
193 int graphic_height
= 600;
194 int graphic_depth
= 15;
199 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
200 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
202 int win2k_install_hack
= 0;
205 static VLANState
*first_vlan
;
207 const char *vnc_display
;
208 #if defined(TARGET_SPARC)
210 #elif defined(TARGET_I386)
215 int acpi_enabled
= 1;
219 int graphic_rotate
= 0;
221 const char *option_rom
[MAX_OPTION_ROMS
];
223 int semihosting_enabled
= 0;
228 const char *qemu_name
;
231 unsigned int nb_prom_envs
= 0;
232 const char *prom_envs
[MAX_PROM_ENVS
];
238 } drives_opt
[MAX_DRIVES
];
240 static CPUState
*cur_cpu
;
241 static CPUState
*next_cpu
;
242 static int event_pending
= 1;
244 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
246 /***********************************************************/
247 /* x86 ISA bus support */
249 target_phys_addr_t isa_mem_base
= 0;
252 static uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
254 #ifdef DEBUG_UNUSED_IOPORT
255 fprintf(stderr
, "unused inb: port=0x%04x\n", address
);
260 static void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
262 #ifdef DEBUG_UNUSED_IOPORT
263 fprintf(stderr
, "unused outb: port=0x%04x data=0x%02x\n", address
, data
);
267 /* default is to make two byte accesses */
268 static uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
271 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
272 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
273 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
277 static void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
279 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
280 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
281 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
284 static uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
286 #ifdef DEBUG_UNUSED_IOPORT
287 fprintf(stderr
, "unused inl: port=0x%04x\n", address
);
292 static void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
294 #ifdef DEBUG_UNUSED_IOPORT
295 fprintf(stderr
, "unused outl: port=0x%04x data=0x%02x\n", address
, data
);
299 static void init_ioports(void)
303 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
304 ioport_read_table
[0][i
] = default_ioport_readb
;
305 ioport_write_table
[0][i
] = default_ioport_writeb
;
306 ioport_read_table
[1][i
] = default_ioport_readw
;
307 ioport_write_table
[1][i
] = default_ioport_writew
;
308 ioport_read_table
[2][i
] = default_ioport_readl
;
309 ioport_write_table
[2][i
] = default_ioport_writel
;
313 /* size is the word size in byte */
314 int register_ioport_read(int start
, int length
, int size
,
315 IOPortReadFunc
*func
, void *opaque
)
321 } else if (size
== 2) {
323 } else if (size
== 4) {
326 hw_error("register_ioport_read: invalid size");
329 for(i
= start
; i
< start
+ length
; i
+= size
) {
330 ioport_read_table
[bsize
][i
] = func
;
331 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
332 hw_error("register_ioport_read: invalid opaque");
333 ioport_opaque
[i
] = opaque
;
338 /* size is the word size in byte */
339 int register_ioport_write(int start
, int length
, int size
,
340 IOPortWriteFunc
*func
, void *opaque
)
346 } else if (size
== 2) {
348 } else if (size
== 4) {
351 hw_error("register_ioport_write: invalid size");
354 for(i
= start
; i
< start
+ length
; i
+= size
) {
355 ioport_write_table
[bsize
][i
] = func
;
356 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
357 hw_error("register_ioport_write: invalid opaque");
358 ioport_opaque
[i
] = opaque
;
363 void isa_unassign_ioport(int start
, int length
)
367 for(i
= start
; i
< start
+ length
; i
++) {
368 ioport_read_table
[0][i
] = default_ioport_readb
;
369 ioport_read_table
[1][i
] = default_ioport_readw
;
370 ioport_read_table
[2][i
] = default_ioport_readl
;
372 ioport_write_table
[0][i
] = default_ioport_writeb
;
373 ioport_write_table
[1][i
] = default_ioport_writew
;
374 ioport_write_table
[2][i
] = default_ioport_writel
;
378 /***********************************************************/
380 void cpu_outb(CPUState
*env
, int addr
, int val
)
383 if (loglevel
& CPU_LOG_IOPORT
)
384 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
386 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
389 env
->last_io_time
= cpu_get_time_fast();
393 void cpu_outw(CPUState
*env
, int addr
, int val
)
396 if (loglevel
& CPU_LOG_IOPORT
)
397 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
399 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
402 env
->last_io_time
= cpu_get_time_fast();
406 void cpu_outl(CPUState
*env
, int addr
, int val
)
409 if (loglevel
& CPU_LOG_IOPORT
)
410 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
412 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
415 env
->last_io_time
= cpu_get_time_fast();
419 int cpu_inb(CPUState
*env
, int addr
)
422 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
424 if (loglevel
& CPU_LOG_IOPORT
)
425 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
429 env
->last_io_time
= cpu_get_time_fast();
434 int cpu_inw(CPUState
*env
, int addr
)
437 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
439 if (loglevel
& CPU_LOG_IOPORT
)
440 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
444 env
->last_io_time
= cpu_get_time_fast();
449 int cpu_inl(CPUState
*env
, int addr
)
452 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
454 if (loglevel
& CPU_LOG_IOPORT
)
455 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
459 env
->last_io_time
= cpu_get_time_fast();
464 /***********************************************************/
465 void hw_error(const char *fmt
, ...)
471 fprintf(stderr
, "qemu: hardware error: ");
472 vfprintf(stderr
, fmt
, ap
);
473 fprintf(stderr
, "\n");
474 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
475 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
477 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
479 cpu_dump_state(env
, stderr
, fprintf
, 0);
486 /***********************************************************/
489 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
490 static void *qemu_put_kbd_event_opaque
;
491 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
492 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
494 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
496 qemu_put_kbd_event_opaque
= opaque
;
497 qemu_put_kbd_event
= func
;
500 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
501 void *opaque
, int absolute
,
504 QEMUPutMouseEntry
*s
, *cursor
;
506 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
510 s
->qemu_put_mouse_event
= func
;
511 s
->qemu_put_mouse_event_opaque
= opaque
;
512 s
->qemu_put_mouse_event_absolute
= absolute
;
513 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
516 if (!qemu_put_mouse_event_head
) {
517 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
521 cursor
= qemu_put_mouse_event_head
;
522 while (cursor
->next
!= NULL
)
523 cursor
= cursor
->next
;
526 qemu_put_mouse_event_current
= s
;
531 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
533 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
535 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
538 cursor
= qemu_put_mouse_event_head
;
539 while (cursor
!= NULL
&& cursor
!= entry
) {
541 cursor
= cursor
->next
;
544 if (cursor
== NULL
) // does not exist or list empty
546 else if (prev
== NULL
) { // entry is head
547 qemu_put_mouse_event_head
= cursor
->next
;
548 if (qemu_put_mouse_event_current
== entry
)
549 qemu_put_mouse_event_current
= cursor
->next
;
550 qemu_free(entry
->qemu_put_mouse_event_name
);
555 prev
->next
= entry
->next
;
557 if (qemu_put_mouse_event_current
== entry
)
558 qemu_put_mouse_event_current
= prev
;
560 qemu_free(entry
->qemu_put_mouse_event_name
);
564 void kbd_put_keycode(int keycode
)
566 if (qemu_put_kbd_event
) {
567 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
571 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
573 QEMUPutMouseEvent
*mouse_event
;
574 void *mouse_event_opaque
;
577 if (!qemu_put_mouse_event_current
) {
582 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
584 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
587 if (graphic_rotate
) {
588 if (qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
)
591 width
= graphic_width
;
592 mouse_event(mouse_event_opaque
,
593 width
- dy
, dx
, dz
, buttons_state
);
595 mouse_event(mouse_event_opaque
,
596 dx
, dy
, dz
, buttons_state
);
600 int kbd_mouse_is_absolute(void)
602 if (!qemu_put_mouse_event_current
)
605 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
608 void do_info_mice(void)
610 QEMUPutMouseEntry
*cursor
;
613 if (!qemu_put_mouse_event_head
) {
614 term_printf("No mouse devices connected\n");
618 term_printf("Mouse devices available:\n");
619 cursor
= qemu_put_mouse_event_head
;
620 while (cursor
!= NULL
) {
621 term_printf("%c Mouse #%d: %s\n",
622 (cursor
== qemu_put_mouse_event_current
? '*' : ' '),
623 index
, cursor
->qemu_put_mouse_event_name
);
625 cursor
= cursor
->next
;
629 void do_mouse_set(int index
)
631 QEMUPutMouseEntry
*cursor
;
634 if (!qemu_put_mouse_event_head
) {
635 term_printf("No mouse devices connected\n");
639 cursor
= qemu_put_mouse_event_head
;
640 while (cursor
!= NULL
&& index
!= i
) {
642 cursor
= cursor
->next
;
646 qemu_put_mouse_event_current
= cursor
;
648 term_printf("Mouse at given index not found\n");
651 /* compute with 96 bit intermediate result: (a*b)/c */
652 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
657 #ifdef WORDS_BIGENDIAN
667 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
668 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
671 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
675 /***********************************************************/
676 /* real time host monotonic timer */
678 #define QEMU_TIMER_BASE 1000000000LL
682 static int64_t clock_freq
;
684 static void init_get_clock(void)
688 ret
= QueryPerformanceFrequency(&freq
);
690 fprintf(stderr
, "Could not calibrate ticks\n");
693 clock_freq
= freq
.QuadPart
;
696 static int64_t get_clock(void)
699 QueryPerformanceCounter(&ti
);
700 return muldiv64(ti
.QuadPart
, QEMU_TIMER_BASE
, clock_freq
);
705 static int use_rt_clock
;
707 static void init_get_clock(void)
710 #if defined(__linux__)
713 if (clock_gettime(CLOCK_MONOTONIC
, &ts
) == 0) {
720 static int64_t get_clock(void)
722 #if defined(__linux__)
725 clock_gettime(CLOCK_MONOTONIC
, &ts
);
726 return ts
.tv_sec
* 1000000000LL + ts
.tv_nsec
;
730 /* XXX: using gettimeofday leads to problems if the date
731 changes, so it should be avoided. */
733 gettimeofday(&tv
, NULL
);
734 return tv
.tv_sec
* 1000000000LL + (tv
.tv_usec
* 1000);
740 /***********************************************************/
741 /* guest cycle counter */
743 static int64_t cpu_ticks_prev
;
744 static int64_t cpu_ticks_offset
;
745 static int64_t cpu_clock_offset
;
746 static int cpu_ticks_enabled
;
748 /* return the host CPU cycle counter and handle stop/restart */
749 int64_t cpu_get_ticks(void)
751 if (!cpu_ticks_enabled
) {
752 return cpu_ticks_offset
;
755 ticks
= cpu_get_real_ticks();
756 if (cpu_ticks_prev
> ticks
) {
757 /* Note: non increasing ticks may happen if the host uses
759 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
761 cpu_ticks_prev
= ticks
;
762 return ticks
+ cpu_ticks_offset
;
766 /* return the host CPU monotonic timer and handle stop/restart */
767 static int64_t cpu_get_clock(void)
770 if (!cpu_ticks_enabled
) {
771 return cpu_clock_offset
;
774 return ti
+ cpu_clock_offset
;
778 /* enable cpu_get_ticks() */
779 void cpu_enable_ticks(void)
781 if (!cpu_ticks_enabled
) {
782 cpu_ticks_offset
-= cpu_get_real_ticks();
783 cpu_clock_offset
-= get_clock();
784 cpu_ticks_enabled
= 1;
788 /* disable cpu_get_ticks() : the clock is stopped. You must not call
789 cpu_get_ticks() after that. */
790 void cpu_disable_ticks(void)
792 if (cpu_ticks_enabled
) {
793 cpu_ticks_offset
= cpu_get_ticks();
794 cpu_clock_offset
= cpu_get_clock();
795 cpu_ticks_enabled
= 0;
799 /***********************************************************/
802 #define QEMU_TIMER_REALTIME 0
803 #define QEMU_TIMER_VIRTUAL 1
807 /* XXX: add frequency */
815 struct QEMUTimer
*next
;
818 struct qemu_alarm_timer
{
822 int (*start
)(struct qemu_alarm_timer
*t
);
823 void (*stop
)(struct qemu_alarm_timer
*t
);
824 void (*rearm
)(struct qemu_alarm_timer
*t
);
828 #define ALARM_FLAG_DYNTICKS 0x1
829 #define ALARM_FLAG_EXPIRED 0x2
831 static inline int alarm_has_dynticks(struct qemu_alarm_timer
*t
)
833 return t
->flags
& ALARM_FLAG_DYNTICKS
;
836 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer
*t
)
838 if (!alarm_has_dynticks(t
))
844 /* TODO: MIN_TIMER_REARM_US should be optimized */
845 #define MIN_TIMER_REARM_US 250
847 static struct qemu_alarm_timer
*alarm_timer
;
851 struct qemu_alarm_win32
{
855 } alarm_win32_data
= {0, NULL
, -1};
857 static int win32_start_timer(struct qemu_alarm_timer
*t
);
858 static void win32_stop_timer(struct qemu_alarm_timer
*t
);
859 static void win32_rearm_timer(struct qemu_alarm_timer
*t
);
863 static int unix_start_timer(struct qemu_alarm_timer
*t
);
864 static void unix_stop_timer(struct qemu_alarm_timer
*t
);
868 static int dynticks_start_timer(struct qemu_alarm_timer
*t
);
869 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
);
870 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
);
872 static int hpet_start_timer(struct qemu_alarm_timer
*t
);
873 static void hpet_stop_timer(struct qemu_alarm_timer
*t
);
875 static int rtc_start_timer(struct qemu_alarm_timer
*t
);
876 static void rtc_stop_timer(struct qemu_alarm_timer
*t
);
878 #endif /* __linux__ */
882 static struct qemu_alarm_timer alarm_timers
[] = {
885 {"dynticks", ALARM_FLAG_DYNTICKS
, dynticks_start_timer
,
886 dynticks_stop_timer
, dynticks_rearm_timer
, NULL
},
887 /* HPET - if available - is preferred */
888 {"hpet", 0, hpet_start_timer
, hpet_stop_timer
, NULL
, NULL
},
889 /* ...otherwise try RTC */
890 {"rtc", 0, rtc_start_timer
, rtc_stop_timer
, NULL
, NULL
},
892 {"unix", 0, unix_start_timer
, unix_stop_timer
, NULL
, NULL
},
894 {"dynticks", ALARM_FLAG_DYNTICKS
, win32_start_timer
,
895 win32_stop_timer
, win32_rearm_timer
, &alarm_win32_data
},
896 {"win32", 0, win32_start_timer
,
897 win32_stop_timer
, NULL
, &alarm_win32_data
},
902 static void show_available_alarms()
906 printf("Available alarm timers, in order of precedence:\n");
907 for (i
= 0; alarm_timers
[i
].name
; i
++)
908 printf("%s\n", alarm_timers
[i
].name
);
911 static void configure_alarms(char const *opt
)
915 int count
= (sizeof(alarm_timers
) / sizeof(*alarm_timers
)) - 1;
919 if (!strcmp(opt
, "help")) {
920 show_available_alarms();
926 /* Reorder the array */
927 name
= strtok(arg
, ",");
929 struct qemu_alarm_timer tmp
;
931 for (i
= 0; i
< count
&& alarm_timers
[i
].name
; i
++) {
932 if (!strcmp(alarm_timers
[i
].name
, name
))
937 fprintf(stderr
, "Unknown clock %s\n", name
);
946 tmp
= alarm_timers
[i
];
947 alarm_timers
[i
] = alarm_timers
[cur
];
948 alarm_timers
[cur
] = tmp
;
952 name
= strtok(NULL
, ",");
958 /* Disable remaining timers */
959 for (i
= cur
; i
< count
; i
++)
960 alarm_timers
[i
].name
= NULL
;
964 show_available_alarms();
970 static QEMUTimer
*active_timers
[2];
972 static QEMUClock
*qemu_new_clock(int type
)
975 clock
= qemu_mallocz(sizeof(QEMUClock
));
982 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
986 ts
= qemu_mallocz(sizeof(QEMUTimer
));
993 void qemu_free_timer(QEMUTimer
*ts
)
998 /* stop a timer, but do not dealloc it */
999 void qemu_del_timer(QEMUTimer
*ts
)
1003 /* NOTE: this code must be signal safe because
1004 qemu_timer_expired() can be called from a signal. */
1005 pt
= &active_timers
[ts
->clock
->type
];
1018 /* modify the current timer so that it will be fired when current_time
1019 >= expire_time. The corresponding callback will be called. */
1020 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
1026 /* add the timer in the sorted list */
1027 /* NOTE: this code must be signal safe because
1028 qemu_timer_expired() can be called from a signal. */
1029 pt
= &active_timers
[ts
->clock
->type
];
1034 if (t
->expire_time
> expire_time
)
1038 ts
->expire_time
= expire_time
;
1042 /* Rearm if necessary */
1043 if ((alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) == 0 &&
1044 pt
== &active_timers
[ts
->clock
->type
])
1045 qemu_rearm_alarm_timer(alarm_timer
);
1048 int qemu_timer_pending(QEMUTimer
*ts
)
1051 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
1058 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
1062 return (timer_head
->expire_time
<= current_time
);
1065 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
1071 if (!ts
|| ts
->expire_time
> current_time
)
1073 /* remove timer from the list before calling the callback */
1074 *ptimer_head
= ts
->next
;
1077 /* run the callback (the timer list can be modified) */
1082 int64_t qemu_get_clock(QEMUClock
*clock
)
1084 switch(clock
->type
) {
1085 case QEMU_TIMER_REALTIME
:
1086 return get_clock() / 1000000;
1088 case QEMU_TIMER_VIRTUAL
:
1089 return cpu_get_clock();
1093 static void init_timers(void)
1096 ticks_per_sec
= QEMU_TIMER_BASE
;
1097 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
1098 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
1102 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1104 uint64_t expire_time
;
1106 if (qemu_timer_pending(ts
)) {
1107 expire_time
= ts
->expire_time
;
1111 qemu_put_be64(f
, expire_time
);
1114 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1116 uint64_t expire_time
;
1118 expire_time
= qemu_get_be64(f
);
1119 if (expire_time
!= -1) {
1120 qemu_mod_timer(ts
, expire_time
);
1126 static void timer_save(QEMUFile
*f
, void *opaque
)
1128 if (cpu_ticks_enabled
) {
1129 hw_error("cannot save state if virtual timers are running");
1131 qemu_put_be64(f
, cpu_ticks_offset
);
1132 qemu_put_be64(f
, ticks_per_sec
);
1133 qemu_put_be64(f
, cpu_clock_offset
);
1136 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
1138 if (version_id
!= 1 && version_id
!= 2)
1140 if (cpu_ticks_enabled
) {
1143 cpu_ticks_offset
=qemu_get_be64(f
);
1144 ticks_per_sec
=qemu_get_be64(f
);
1145 if (version_id
== 2) {
1146 cpu_clock_offset
=qemu_get_be64(f
);
1152 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
1153 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
1155 static void host_alarm_handler(int host_signum
)
1159 #define DISP_FREQ 1000
1161 static int64_t delta_min
= INT64_MAX
;
1162 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
1164 ti
= qemu_get_clock(vm_clock
);
1165 if (last_clock
!= 0) {
1166 delta
= ti
- last_clock
;
1167 if (delta
< delta_min
)
1169 if (delta
> delta_max
)
1172 if (++count
== DISP_FREQ
) {
1173 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
1174 muldiv64(delta_min
, 1000000, ticks_per_sec
),
1175 muldiv64(delta_max
, 1000000, ticks_per_sec
),
1176 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
1177 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
1179 delta_min
= INT64_MAX
;
1187 if (alarm_has_dynticks(alarm_timer
) ||
1188 qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
1189 qemu_get_clock(vm_clock
)) ||
1190 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
1191 qemu_get_clock(rt_clock
))) {
1193 struct qemu_alarm_win32
*data
= ((struct qemu_alarm_timer
*)dwUser
)->priv
;
1194 SetEvent(data
->host_alarm
);
1196 CPUState
*env
= next_cpu
;
1198 alarm_timer
->flags
|= ALARM_FLAG_EXPIRED
;
1201 /* stop the currently executing cpu because a timer occured */
1202 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
1204 if (env
->kqemu_enabled
) {
1205 kqemu_cpu_interrupt(env
);
1213 static uint64_t qemu_next_deadline(void)
1215 int64_t nearest_delta_us
= INT64_MAX
;
1218 if (active_timers
[QEMU_TIMER_REALTIME
])
1219 nearest_delta_us
= (active_timers
[QEMU_TIMER_REALTIME
]->expire_time
-
1220 qemu_get_clock(rt_clock
))*1000;
1222 if (active_timers
[QEMU_TIMER_VIRTUAL
]) {
1224 vmdelta_us
= (active_timers
[QEMU_TIMER_VIRTUAL
]->expire_time
-
1225 qemu_get_clock(vm_clock
)+999)/1000;
1226 if (vmdelta_us
< nearest_delta_us
)
1227 nearest_delta_us
= vmdelta_us
;
1230 /* Avoid arming the timer to negative, zero, or too low values */
1231 if (nearest_delta_us
<= MIN_TIMER_REARM_US
)
1232 nearest_delta_us
= MIN_TIMER_REARM_US
;
1234 return nearest_delta_us
;
1239 #if defined(__linux__)
1241 #define RTC_FREQ 1024
1243 static void enable_sigio_timer(int fd
)
1245 struct sigaction act
;
1248 sigfillset(&act
.sa_mask
);
1250 act
.sa_handler
= host_alarm_handler
;
1252 sigaction(SIGIO
, &act
, NULL
);
1253 fcntl(fd
, F_SETFL
, O_ASYNC
);
1254 fcntl(fd
, F_SETOWN
, getpid());
1257 static int hpet_start_timer(struct qemu_alarm_timer
*t
)
1259 struct hpet_info info
;
1262 fd
= open("/dev/hpet", O_RDONLY
);
1267 r
= ioctl(fd
, HPET_IRQFREQ
, RTC_FREQ
);
1269 fprintf(stderr
, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1270 "error, but for better emulation accuracy type:\n"
1271 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1275 /* Check capabilities */
1276 r
= ioctl(fd
, HPET_INFO
, &info
);
1280 /* Enable periodic mode */
1281 r
= ioctl(fd
, HPET_EPI
, 0);
1282 if (info
.hi_flags
&& (r
< 0))
1285 /* Enable interrupt */
1286 r
= ioctl(fd
, HPET_IE_ON
, 0);
1290 enable_sigio_timer(fd
);
1291 t
->priv
= (void *)(long)fd
;
1299 static void hpet_stop_timer(struct qemu_alarm_timer
*t
)
1301 int fd
= (long)t
->priv
;
1306 static int rtc_start_timer(struct qemu_alarm_timer
*t
)
1309 unsigned long current_rtc_freq
= 0;
1311 TFR(rtc_fd
= open("/dev/rtc", O_RDONLY
));
1314 ioctl(rtc_fd
, RTC_IRQP_READ
, ¤t_rtc_freq
);
1315 if (current_rtc_freq
!= RTC_FREQ
&&
1316 ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
1317 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1318 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1319 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1322 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1328 enable_sigio_timer(rtc_fd
);
1330 t
->priv
= (void *)(long)rtc_fd
;
1335 static void rtc_stop_timer(struct qemu_alarm_timer
*t
)
1337 int rtc_fd
= (long)t
->priv
;
1342 static int dynticks_start_timer(struct qemu_alarm_timer
*t
)
1346 struct sigaction act
;
1348 sigfillset(&act
.sa_mask
);
1350 act
.sa_handler
= host_alarm_handler
;
1352 sigaction(SIGALRM
, &act
, NULL
);
1354 ev
.sigev_value
.sival_int
= 0;
1355 ev
.sigev_notify
= SIGEV_SIGNAL
;
1356 ev
.sigev_signo
= SIGALRM
;
1358 if (timer_create(CLOCK_REALTIME
, &ev
, &host_timer
)) {
1359 perror("timer_create");
1361 /* disable dynticks */
1362 fprintf(stderr
, "Dynamic Ticks disabled\n");
1367 t
->priv
= (void *)host_timer
;
1372 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
)
1374 timer_t host_timer
= (timer_t
)t
->priv
;
1376 timer_delete(host_timer
);
1379 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
)
1381 timer_t host_timer
= (timer_t
)t
->priv
;
1382 struct itimerspec timeout
;
1383 int64_t nearest_delta_us
= INT64_MAX
;
1386 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1387 !active_timers
[QEMU_TIMER_VIRTUAL
])
1390 nearest_delta_us
= qemu_next_deadline();
1392 /* check whether a timer is already running */
1393 if (timer_gettime(host_timer
, &timeout
)) {
1395 fprintf(stderr
, "Internal timer error: aborting\n");
1398 current_us
= timeout
.it_value
.tv_sec
* 1000000 + timeout
.it_value
.tv_nsec
/1000;
1399 if (current_us
&& current_us
<= nearest_delta_us
)
1402 timeout
.it_interval
.tv_sec
= 0;
1403 timeout
.it_interval
.tv_nsec
= 0; /* 0 for one-shot timer */
1404 timeout
.it_value
.tv_sec
= nearest_delta_us
/ 1000000;
1405 timeout
.it_value
.tv_nsec
= (nearest_delta_us
% 1000000) * 1000;
1406 if (timer_settime(host_timer
, 0 /* RELATIVE */, &timeout
, NULL
)) {
1408 fprintf(stderr
, "Internal timer error: aborting\n");
1413 #endif /* defined(__linux__) */
1415 static int unix_start_timer(struct qemu_alarm_timer
*t
)
1417 struct sigaction act
;
1418 struct itimerval itv
;
1422 sigfillset(&act
.sa_mask
);
1424 act
.sa_handler
= host_alarm_handler
;
1426 sigaction(SIGALRM
, &act
, NULL
);
1428 itv
.it_interval
.tv_sec
= 0;
1429 /* for i386 kernel 2.6 to get 1 ms */
1430 itv
.it_interval
.tv_usec
= 999;
1431 itv
.it_value
.tv_sec
= 0;
1432 itv
.it_value
.tv_usec
= 10 * 1000;
1434 err
= setitimer(ITIMER_REAL
, &itv
, NULL
);
1441 static void unix_stop_timer(struct qemu_alarm_timer
*t
)
1443 struct itimerval itv
;
1445 memset(&itv
, 0, sizeof(itv
));
1446 setitimer(ITIMER_REAL
, &itv
, NULL
);
1449 #endif /* !defined(_WIN32) */
1453 static int win32_start_timer(struct qemu_alarm_timer
*t
)
1456 struct qemu_alarm_win32
*data
= t
->priv
;
1459 data
->host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1460 if (!data
->host_alarm
) {
1461 perror("Failed CreateEvent");
1465 memset(&tc
, 0, sizeof(tc
));
1466 timeGetDevCaps(&tc
, sizeof(tc
));
1468 if (data
->period
< tc
.wPeriodMin
)
1469 data
->period
= tc
.wPeriodMin
;
1471 timeBeginPeriod(data
->period
);
1473 flags
= TIME_CALLBACK_FUNCTION
;
1474 if (alarm_has_dynticks(t
))
1475 flags
|= TIME_ONESHOT
;
1477 flags
|= TIME_PERIODIC
;
1479 data
->timerId
= timeSetEvent(1, // interval (ms)
1480 data
->period
, // resolution
1481 host_alarm_handler
, // function
1482 (DWORD
)t
, // parameter
1485 if (!data
->timerId
) {
1486 perror("Failed to initialize win32 alarm timer");
1488 timeEndPeriod(data
->period
);
1489 CloseHandle(data
->host_alarm
);
1493 qemu_add_wait_object(data
->host_alarm
, NULL
, NULL
);
1498 static void win32_stop_timer(struct qemu_alarm_timer
*t
)
1500 struct qemu_alarm_win32
*data
= t
->priv
;
1502 timeKillEvent(data
->timerId
);
1503 timeEndPeriod(data
->period
);
1505 CloseHandle(data
->host_alarm
);
1508 static void win32_rearm_timer(struct qemu_alarm_timer
*t
)
1510 struct qemu_alarm_win32
*data
= t
->priv
;
1511 uint64_t nearest_delta_us
;
1513 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1514 !active_timers
[QEMU_TIMER_VIRTUAL
])
1517 nearest_delta_us
= qemu_next_deadline();
1518 nearest_delta_us
/= 1000;
1520 timeKillEvent(data
->timerId
);
1522 data
->timerId
= timeSetEvent(1,
1526 TIME_ONESHOT
| TIME_PERIODIC
);
1528 if (!data
->timerId
) {
1529 perror("Failed to re-arm win32 alarm timer");
1531 timeEndPeriod(data
->period
);
1532 CloseHandle(data
->host_alarm
);
1539 static void init_timer_alarm(void)
1541 struct qemu_alarm_timer
*t
;
1544 for (i
= 0; alarm_timers
[i
].name
; i
++) {
1545 t
= &alarm_timers
[i
];
1553 fprintf(stderr
, "Unable to find any suitable alarm timer.\n");
1554 fprintf(stderr
, "Terminating\n");
1561 static void quit_timers(void)
1563 alarm_timer
->stop(alarm_timer
);
1567 /***********************************************************/
1568 /* character device */
1570 static void qemu_chr_event(CharDriverState
*s
, int event
)
1574 s
->chr_event(s
->handler_opaque
, event
);
1577 static void qemu_chr_reset_bh(void *opaque
)
1579 CharDriverState
*s
= opaque
;
1580 qemu_chr_event(s
, CHR_EVENT_RESET
);
1581 qemu_bh_delete(s
->bh
);
1585 void qemu_chr_reset(CharDriverState
*s
)
1587 if (s
->bh
== NULL
) {
1588 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1589 qemu_bh_schedule(s
->bh
);
1593 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1595 return s
->chr_write(s
, buf
, len
);
1598 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1602 return s
->chr_ioctl(s
, cmd
, arg
);
1605 int qemu_chr_can_read(CharDriverState
*s
)
1607 if (!s
->chr_can_read
)
1609 return s
->chr_can_read(s
->handler_opaque
);
1612 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1614 s
->chr_read(s
->handler_opaque
, buf
, len
);
1617 void qemu_chr_accept_input(CharDriverState
*s
)
1619 if (s
->chr_accept_input
)
1620 s
->chr_accept_input(s
);
1623 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1628 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1629 qemu_chr_write(s
, (uint8_t *)buf
, strlen(buf
));
1633 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1635 if (s
->chr_send_event
)
1636 s
->chr_send_event(s
, event
);
1639 void qemu_chr_add_handlers(CharDriverState
*s
,
1640 IOCanRWHandler
*fd_can_read
,
1641 IOReadHandler
*fd_read
,
1642 IOEventHandler
*fd_event
,
1645 s
->chr_can_read
= fd_can_read
;
1646 s
->chr_read
= fd_read
;
1647 s
->chr_event
= fd_event
;
1648 s
->handler_opaque
= opaque
;
1649 if (s
->chr_update_read_handler
)
1650 s
->chr_update_read_handler(s
);
1653 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1658 static CharDriverState
*qemu_chr_open_null(void)
1660 CharDriverState
*chr
;
1662 chr
= qemu_mallocz(sizeof(CharDriverState
));
1665 chr
->chr_write
= null_chr_write
;
1669 /* MUX driver for serial I/O splitting */
1670 static int term_timestamps
;
1671 static int64_t term_timestamps_start
;
1673 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1674 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1676 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1677 IOReadHandler
*chr_read
[MAX_MUX
];
1678 IOEventHandler
*chr_event
[MAX_MUX
];
1679 void *ext_opaque
[MAX_MUX
];
1680 CharDriverState
*drv
;
1681 unsigned char buffer
[MUX_BUFFER_SIZE
];
1685 int term_got_escape
;
1690 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1692 MuxDriver
*d
= chr
->opaque
;
1694 if (!term_timestamps
) {
1695 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1700 for(i
= 0; i
< len
; i
++) {
1701 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1702 if (buf
[i
] == '\n') {
1708 if (term_timestamps_start
== -1)
1709 term_timestamps_start
= ti
;
1710 ti
-= term_timestamps_start
;
1711 secs
= ti
/ 1000000000;
1712 snprintf(buf1
, sizeof(buf1
),
1713 "[%02d:%02d:%02d.%03d] ",
1717 (int)((ti
/ 1000000) % 1000));
1718 d
->drv
->chr_write(d
->drv
, (uint8_t *)buf1
, strlen(buf1
));
1725 static char *mux_help
[] = {
1726 "% h print this help\n\r",
1727 "% x exit emulator\n\r",
1728 "% s save disk data back to file (if -snapshot)\n\r",
1729 "% t toggle console timestamps\n\r"
1730 "% b send break (magic sysrq)\n\r",
1731 "% c switch between console and monitor\n\r",
1736 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1737 static void mux_print_help(CharDriverState
*chr
)
1740 char ebuf
[15] = "Escape-Char";
1741 char cbuf
[50] = "\n\r";
1743 if (term_escape_char
> 0 && term_escape_char
< 26) {
1744 sprintf(cbuf
,"\n\r");
1745 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1747 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1750 chr
->chr_write(chr
, (uint8_t *)cbuf
, strlen(cbuf
));
1751 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1752 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1753 if (mux_help
[i
][j
] == '%')
1754 chr
->chr_write(chr
, (uint8_t *)ebuf
, strlen(ebuf
));
1756 chr
->chr_write(chr
, (uint8_t *)&mux_help
[i
][j
], 1);
1761 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1763 if (d
->term_got_escape
) {
1764 d
->term_got_escape
= 0;
1765 if (ch
== term_escape_char
)
1770 mux_print_help(chr
);
1774 char *term
= "QEMU: Terminated\n\r";
1775 chr
->chr_write(chr
,(uint8_t *)term
,strlen(term
));
1782 for (i
= 0; i
< nb_drives
; i
++) {
1783 bdrv_commit(drives_table
[i
].bdrv
);
1788 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1791 /* Switch to the next registered device */
1793 if (chr
->focus
>= d
->mux_cnt
)
1797 term_timestamps
= !term_timestamps
;
1798 term_timestamps_start
= -1;
1801 } else if (ch
== term_escape_char
) {
1802 d
->term_got_escape
= 1;
1810 static void mux_chr_accept_input(CharDriverState
*chr
)
1813 MuxDriver
*d
= chr
->opaque
;
1815 while (d
->prod
!= d
->cons
&&
1816 d
->chr_can_read
[m
] &&
1817 d
->chr_can_read
[m
](d
->ext_opaque
[m
])) {
1818 d
->chr_read
[m
](d
->ext_opaque
[m
],
1819 &d
->buffer
[d
->cons
++ & MUX_BUFFER_MASK
], 1);
1823 static int mux_chr_can_read(void *opaque
)
1825 CharDriverState
*chr
= opaque
;
1826 MuxDriver
*d
= chr
->opaque
;
1828 if ((d
->prod
- d
->cons
) < MUX_BUFFER_SIZE
)
1830 if (d
->chr_can_read
[chr
->focus
])
1831 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1835 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1837 CharDriverState
*chr
= opaque
;
1838 MuxDriver
*d
= chr
->opaque
;
1842 mux_chr_accept_input (opaque
);
1844 for(i
= 0; i
< size
; i
++)
1845 if (mux_proc_byte(chr
, d
, buf
[i
])) {
1846 if (d
->prod
== d
->cons
&&
1847 d
->chr_can_read
[m
] &&
1848 d
->chr_can_read
[m
](d
->ext_opaque
[m
]))
1849 d
->chr_read
[m
](d
->ext_opaque
[m
], &buf
[i
], 1);
1851 d
->buffer
[d
->prod
++ & MUX_BUFFER_MASK
] = buf
[i
];
1855 static void mux_chr_event(void *opaque
, int event
)
1857 CharDriverState
*chr
= opaque
;
1858 MuxDriver
*d
= chr
->opaque
;
1861 /* Send the event to all registered listeners */
1862 for (i
= 0; i
< d
->mux_cnt
; i
++)
1863 if (d
->chr_event
[i
])
1864 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1867 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1869 MuxDriver
*d
= chr
->opaque
;
1871 if (d
->mux_cnt
>= MAX_MUX
) {
1872 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1875 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1876 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1877 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1878 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1879 /* Fix up the real driver with mux routines */
1880 if (d
->mux_cnt
== 0) {
1881 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1882 mux_chr_event
, chr
);
1884 chr
->focus
= d
->mux_cnt
;
1888 static CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1890 CharDriverState
*chr
;
1893 chr
= qemu_mallocz(sizeof(CharDriverState
));
1896 d
= qemu_mallocz(sizeof(MuxDriver
));
1905 chr
->chr_write
= mux_chr_write
;
1906 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1907 chr
->chr_accept_input
= mux_chr_accept_input
;
1914 static void socket_cleanup(void)
1919 static int socket_init(void)
1924 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1926 err
= WSAGetLastError();
1927 fprintf(stderr
, "WSAStartup: %d\n", err
);
1930 atexit(socket_cleanup
);
1934 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1940 ret
= send(fd
, buf
, len
, 0);
1943 errno
= WSAGetLastError();
1944 if (errno
!= WSAEWOULDBLOCK
) {
1947 } else if (ret
== 0) {
1957 void socket_set_nonblock(int fd
)
1959 unsigned long opt
= 1;
1960 ioctlsocket(fd
, FIONBIO
, &opt
);
1965 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1971 ret
= write(fd
, buf
, len
);
1973 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1975 } else if (ret
== 0) {
1985 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1987 return unix_write(fd
, buf
, len1
);
1990 void socket_set_nonblock(int fd
)
1992 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1994 #endif /* !_WIN32 */
2003 #define STDIO_MAX_CLIENTS 1
2004 static int stdio_nb_clients
= 0;
2006 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2008 FDCharDriver
*s
= chr
->opaque
;
2009 return unix_write(s
->fd_out
, buf
, len
);
2012 static int fd_chr_read_poll(void *opaque
)
2014 CharDriverState
*chr
= opaque
;
2015 FDCharDriver
*s
= chr
->opaque
;
2017 s
->max_size
= qemu_chr_can_read(chr
);
2021 static void fd_chr_read(void *opaque
)
2023 CharDriverState
*chr
= opaque
;
2024 FDCharDriver
*s
= chr
->opaque
;
2029 if (len
> s
->max_size
)
2033 size
= read(s
->fd_in
, buf
, len
);
2035 /* FD has been closed. Remove it from the active list. */
2036 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2040 qemu_chr_read(chr
, buf
, size
);
2044 static void fd_chr_update_read_handler(CharDriverState
*chr
)
2046 FDCharDriver
*s
= chr
->opaque
;
2048 if (s
->fd_in
>= 0) {
2049 if (nographic
&& s
->fd_in
== 0) {
2051 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
2052 fd_chr_read
, NULL
, chr
);
2057 static void fd_chr_close(struct CharDriverState
*chr
)
2059 FDCharDriver
*s
= chr
->opaque
;
2061 if (s
->fd_in
>= 0) {
2062 if (nographic
&& s
->fd_in
== 0) {
2064 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2071 /* open a character device to a unix fd */
2072 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
2074 CharDriverState
*chr
;
2077 chr
= qemu_mallocz(sizeof(CharDriverState
));
2080 s
= qemu_mallocz(sizeof(FDCharDriver
));
2088 chr
->chr_write
= fd_chr_write
;
2089 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
2090 chr
->chr_close
= fd_chr_close
;
2092 qemu_chr_reset(chr
);
2097 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
2101 TFR(fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666));
2104 return qemu_chr_open_fd(-1, fd_out
);
2107 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
2110 char filename_in
[256], filename_out
[256];
2112 snprintf(filename_in
, 256, "%s.in", filename
);
2113 snprintf(filename_out
, 256, "%s.out", filename
);
2114 TFR(fd_in
= open(filename_in
, O_RDWR
| O_BINARY
));
2115 TFR(fd_out
= open(filename_out
, O_RDWR
| O_BINARY
));
2116 if (fd_in
< 0 || fd_out
< 0) {
2121 TFR(fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
));
2125 return qemu_chr_open_fd(fd_in
, fd_out
);
2129 /* for STDIO, we handle the case where several clients use it
2132 #define TERM_FIFO_MAX_SIZE 1
2134 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
2135 static int term_fifo_size
;
2137 static int stdio_read_poll(void *opaque
)
2139 CharDriverState
*chr
= opaque
;
2141 /* try to flush the queue if needed */
2142 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
2143 qemu_chr_read(chr
, term_fifo
, 1);
2146 /* see if we can absorb more chars */
2147 if (term_fifo_size
== 0)
2153 static void stdio_read(void *opaque
)
2157 CharDriverState
*chr
= opaque
;
2159 size
= read(0, buf
, 1);
2161 /* stdin has been closed. Remove it from the active list. */
2162 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2166 if (qemu_chr_can_read(chr
) > 0) {
2167 qemu_chr_read(chr
, buf
, 1);
2168 } else if (term_fifo_size
== 0) {
2169 term_fifo
[term_fifo_size
++] = buf
[0];
2174 /* init terminal so that we can grab keys */
2175 static struct termios oldtty
;
2176 static int old_fd0_flags
;
2177 static int term_atexit_done
;
2179 static void term_exit(void)
2181 tcsetattr (0, TCSANOW
, &oldtty
);
2182 fcntl(0, F_SETFL
, old_fd0_flags
);
2185 static void term_init(void)
2189 tcgetattr (0, &tty
);
2191 old_fd0_flags
= fcntl(0, F_GETFL
);
2193 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2194 |INLCR
|IGNCR
|ICRNL
|IXON
);
2195 tty
.c_oflag
|= OPOST
;
2196 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
2197 /* if graphical mode, we allow Ctrl-C handling */
2199 tty
.c_lflag
&= ~ISIG
;
2200 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
2203 tty
.c_cc
[VTIME
] = 0;
2205 tcsetattr (0, TCSANOW
, &tty
);
2207 if (!term_atexit_done
++)
2210 fcntl(0, F_SETFL
, O_NONBLOCK
);
2213 static void qemu_chr_close_stdio(struct CharDriverState
*chr
)
2217 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2221 static CharDriverState
*qemu_chr_open_stdio(void)
2223 CharDriverState
*chr
;
2225 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
2227 chr
= qemu_chr_open_fd(0, 1);
2228 chr
->chr_close
= qemu_chr_close_stdio
;
2229 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
2236 #if defined(__linux__) || defined(__sun__)
2237 static CharDriverState
*qemu_chr_open_pty(void)
2240 char slave_name
[1024];
2241 int master_fd
, slave_fd
;
2243 #if defined(__linux__)
2244 /* Not satisfying */
2245 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
2250 /* Disabling local echo and line-buffered output */
2251 tcgetattr (master_fd
, &tty
);
2252 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
2254 tty
.c_cc
[VTIME
] = 0;
2255 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
2257 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
2258 return qemu_chr_open_fd(master_fd
, master_fd
);
2261 static void tty_serial_init(int fd
, int speed
,
2262 int parity
, int data_bits
, int stop_bits
)
2268 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2269 speed
, parity
, data_bits
, stop_bits
);
2271 tcgetattr (fd
, &tty
);
2274 if (speed
<= 50 * MARGIN
)
2276 else if (speed
<= 75 * MARGIN
)
2278 else if (speed
<= 300 * MARGIN
)
2280 else if (speed
<= 600 * MARGIN
)
2282 else if (speed
<= 1200 * MARGIN
)
2284 else if (speed
<= 2400 * MARGIN
)
2286 else if (speed
<= 4800 * MARGIN
)
2288 else if (speed
<= 9600 * MARGIN
)
2290 else if (speed
<= 19200 * MARGIN
)
2292 else if (speed
<= 38400 * MARGIN
)
2294 else if (speed
<= 57600 * MARGIN
)
2296 else if (speed
<= 115200 * MARGIN
)
2301 cfsetispeed(&tty
, spd
);
2302 cfsetospeed(&tty
, spd
);
2304 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2305 |INLCR
|IGNCR
|ICRNL
|IXON
);
2306 tty
.c_oflag
|= OPOST
;
2307 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
2308 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
2329 tty
.c_cflag
|= PARENB
;
2332 tty
.c_cflag
|= PARENB
| PARODD
;
2336 tty
.c_cflag
|= CSTOPB
;
2338 tcsetattr (fd
, TCSANOW
, &tty
);
2341 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2343 FDCharDriver
*s
= chr
->opaque
;
2346 case CHR_IOCTL_SERIAL_SET_PARAMS
:
2348 QEMUSerialSetParams
*ssp
= arg
;
2349 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
2350 ssp
->data_bits
, ssp
->stop_bits
);
2353 case CHR_IOCTL_SERIAL_SET_BREAK
:
2355 int enable
= *(int *)arg
;
2357 tcsendbreak(s
->fd_in
, 1);
2366 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
2368 CharDriverState
*chr
;
2371 TFR(fd
= open(filename
, O_RDWR
| O_NONBLOCK
));
2372 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2373 tty_serial_init(fd
, 115200, 'N', 8, 1);
2374 chr
= qemu_chr_open_fd(fd
, fd
);
2379 chr
->chr_ioctl
= tty_serial_ioctl
;
2380 qemu_chr_reset(chr
);
2383 #else /* ! __linux__ && ! __sun__ */
2384 static CharDriverState
*qemu_chr_open_pty(void)
2388 #endif /* __linux__ || __sun__ */
2390 #if defined(__linux__)
2394 } ParallelCharDriver
;
2396 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
2398 if (s
->mode
!= mode
) {
2400 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
2407 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2409 ParallelCharDriver
*drv
= chr
->opaque
;
2414 case CHR_IOCTL_PP_READ_DATA
:
2415 if (ioctl(fd
, PPRDATA
, &b
) < 0)
2417 *(uint8_t *)arg
= b
;
2419 case CHR_IOCTL_PP_WRITE_DATA
:
2420 b
= *(uint8_t *)arg
;
2421 if (ioctl(fd
, PPWDATA
, &b
) < 0)
2424 case CHR_IOCTL_PP_READ_CONTROL
:
2425 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
2427 /* Linux gives only the lowest bits, and no way to know data
2428 direction! For better compatibility set the fixed upper
2430 *(uint8_t *)arg
= b
| 0xc0;
2432 case CHR_IOCTL_PP_WRITE_CONTROL
:
2433 b
= *(uint8_t *)arg
;
2434 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
2437 case CHR_IOCTL_PP_READ_STATUS
:
2438 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
2440 *(uint8_t *)arg
= b
;
2442 case CHR_IOCTL_PP_EPP_READ_ADDR
:
2443 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2444 struct ParallelIOArg
*parg
= arg
;
2445 int n
= read(fd
, parg
->buffer
, parg
->count
);
2446 if (n
!= parg
->count
) {
2451 case CHR_IOCTL_PP_EPP_READ
:
2452 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2453 struct ParallelIOArg
*parg
= arg
;
2454 int n
= read(fd
, parg
->buffer
, parg
->count
);
2455 if (n
!= parg
->count
) {
2460 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
2461 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2462 struct ParallelIOArg
*parg
= arg
;
2463 int n
= write(fd
, parg
->buffer
, parg
->count
);
2464 if (n
!= parg
->count
) {
2469 case CHR_IOCTL_PP_EPP_WRITE
:
2470 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2471 struct ParallelIOArg
*parg
= arg
;
2472 int n
= write(fd
, parg
->buffer
, parg
->count
);
2473 if (n
!= parg
->count
) {
2484 static void pp_close(CharDriverState
*chr
)
2486 ParallelCharDriver
*drv
= chr
->opaque
;
2489 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2490 ioctl(fd
, PPRELEASE
);
2495 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2497 CharDriverState
*chr
;
2498 ParallelCharDriver
*drv
;
2501 TFR(fd
= open(filename
, O_RDWR
));
2505 if (ioctl(fd
, PPCLAIM
) < 0) {
2510 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2516 drv
->mode
= IEEE1284_MODE_COMPAT
;
2518 chr
= qemu_mallocz(sizeof(CharDriverState
));
2524 chr
->chr_write
= null_chr_write
;
2525 chr
->chr_ioctl
= pp_ioctl
;
2526 chr
->chr_close
= pp_close
;
2529 qemu_chr_reset(chr
);
2533 #endif /* __linux__ */
2539 HANDLE hcom
, hrecv
, hsend
;
2540 OVERLAPPED orecv
, osend
;
2545 #define NSENDBUF 2048
2546 #define NRECVBUF 2048
2547 #define MAXCONNECT 1
2548 #define NTIMEOUT 5000
2550 static int win_chr_poll(void *opaque
);
2551 static int win_chr_pipe_poll(void *opaque
);
2553 static void win_chr_close(CharDriverState
*chr
)
2555 WinCharState
*s
= chr
->opaque
;
2558 CloseHandle(s
->hsend
);
2562 CloseHandle(s
->hrecv
);
2566 CloseHandle(s
->hcom
);
2570 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2572 qemu_del_polling_cb(win_chr_poll
, chr
);
2575 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2577 WinCharState
*s
= chr
->opaque
;
2579 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2584 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2586 fprintf(stderr
, "Failed CreateEvent\n");
2589 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2591 fprintf(stderr
, "Failed CreateEvent\n");
2595 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2596 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2597 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2598 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2603 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2604 fprintf(stderr
, "Failed SetupComm\n");
2608 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2609 size
= sizeof(COMMCONFIG
);
2610 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2611 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2612 CommConfigDialog(filename
, NULL
, &comcfg
);
2614 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2615 fprintf(stderr
, "Failed SetCommState\n");
2619 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2620 fprintf(stderr
, "Failed SetCommMask\n");
2624 cto
.ReadIntervalTimeout
= MAXDWORD
;
2625 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2626 fprintf(stderr
, "Failed SetCommTimeouts\n");
2630 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2631 fprintf(stderr
, "Failed ClearCommError\n");
2634 qemu_add_polling_cb(win_chr_poll
, chr
);
2642 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2644 WinCharState
*s
= chr
->opaque
;
2645 DWORD len
, ret
, size
, err
;
2648 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2649 s
->osend
.hEvent
= s
->hsend
;
2652 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2654 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2656 err
= GetLastError();
2657 if (err
== ERROR_IO_PENDING
) {
2658 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2676 static int win_chr_read_poll(CharDriverState
*chr
)
2678 WinCharState
*s
= chr
->opaque
;
2680 s
->max_size
= qemu_chr_can_read(chr
);
2684 static void win_chr_readfile(CharDriverState
*chr
)
2686 WinCharState
*s
= chr
->opaque
;
2691 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2692 s
->orecv
.hEvent
= s
->hrecv
;
2693 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2695 err
= GetLastError();
2696 if (err
== ERROR_IO_PENDING
) {
2697 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2702 qemu_chr_read(chr
, buf
, size
);
2706 static void win_chr_read(CharDriverState
*chr
)
2708 WinCharState
*s
= chr
->opaque
;
2710 if (s
->len
> s
->max_size
)
2711 s
->len
= s
->max_size
;
2715 win_chr_readfile(chr
);
2718 static int win_chr_poll(void *opaque
)
2720 CharDriverState
*chr
= opaque
;
2721 WinCharState
*s
= chr
->opaque
;
2725 ClearCommError(s
->hcom
, &comerr
, &status
);
2726 if (status
.cbInQue
> 0) {
2727 s
->len
= status
.cbInQue
;
2728 win_chr_read_poll(chr
);
2735 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2737 CharDriverState
*chr
;
2740 chr
= qemu_mallocz(sizeof(CharDriverState
));
2743 s
= qemu_mallocz(sizeof(WinCharState
));
2749 chr
->chr_write
= win_chr_write
;
2750 chr
->chr_close
= win_chr_close
;
2752 if (win_chr_init(chr
, filename
) < 0) {
2757 qemu_chr_reset(chr
);
2761 static int win_chr_pipe_poll(void *opaque
)
2763 CharDriverState
*chr
= opaque
;
2764 WinCharState
*s
= chr
->opaque
;
2767 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2770 win_chr_read_poll(chr
);
2777 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2779 WinCharState
*s
= chr
->opaque
;
2787 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2789 fprintf(stderr
, "Failed CreateEvent\n");
2792 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2794 fprintf(stderr
, "Failed CreateEvent\n");
2798 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2799 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2800 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2802 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2803 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2804 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2809 ZeroMemory(&ov
, sizeof(ov
));
2810 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2811 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2813 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2817 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2819 fprintf(stderr
, "Failed GetOverlappedResult\n");
2821 CloseHandle(ov
.hEvent
);
2828 CloseHandle(ov
.hEvent
);
2831 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2840 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2842 CharDriverState
*chr
;
2845 chr
= qemu_mallocz(sizeof(CharDriverState
));
2848 s
= qemu_mallocz(sizeof(WinCharState
));
2854 chr
->chr_write
= win_chr_write
;
2855 chr
->chr_close
= win_chr_close
;
2857 if (win_chr_pipe_init(chr
, filename
) < 0) {
2862 qemu_chr_reset(chr
);
2866 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2868 CharDriverState
*chr
;
2871 chr
= qemu_mallocz(sizeof(CharDriverState
));
2874 s
= qemu_mallocz(sizeof(WinCharState
));
2881 chr
->chr_write
= win_chr_write
;
2882 qemu_chr_reset(chr
);
2886 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2888 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2891 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2895 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2896 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2897 if (fd_out
== INVALID_HANDLE_VALUE
)
2900 return qemu_chr_open_win_file(fd_out
);
2902 #endif /* !_WIN32 */
2904 /***********************************************************/
2905 /* UDP Net console */
2909 struct sockaddr_in daddr
;
2916 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2918 NetCharDriver
*s
= chr
->opaque
;
2920 return sendto(s
->fd
, buf
, len
, 0,
2921 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2924 static int udp_chr_read_poll(void *opaque
)
2926 CharDriverState
*chr
= opaque
;
2927 NetCharDriver
*s
= chr
->opaque
;
2929 s
->max_size
= qemu_chr_can_read(chr
);
2931 /* If there were any stray characters in the queue process them
2934 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2935 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2937 s
->max_size
= qemu_chr_can_read(chr
);
2942 static void udp_chr_read(void *opaque
)
2944 CharDriverState
*chr
= opaque
;
2945 NetCharDriver
*s
= chr
->opaque
;
2947 if (s
->max_size
== 0)
2949 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2950 s
->bufptr
= s
->bufcnt
;
2955 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2956 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2958 s
->max_size
= qemu_chr_can_read(chr
);
2962 static void udp_chr_update_read_handler(CharDriverState
*chr
)
2964 NetCharDriver
*s
= chr
->opaque
;
2967 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2968 udp_chr_read
, NULL
, chr
);
2972 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2974 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
2976 int parse_host_src_port(struct sockaddr_in
*haddr
,
2977 struct sockaddr_in
*saddr
,
2980 static CharDriverState
*qemu_chr_open_udp(const char *def
)
2982 CharDriverState
*chr
= NULL
;
2983 NetCharDriver
*s
= NULL
;
2985 struct sockaddr_in saddr
;
2987 chr
= qemu_mallocz(sizeof(CharDriverState
));
2990 s
= qemu_mallocz(sizeof(NetCharDriver
));
2994 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2996 perror("socket(PF_INET, SOCK_DGRAM)");
3000 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
3001 printf("Could not parse: %s\n", def
);
3005 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
3015 chr
->chr_write
= udp_chr_write
;
3016 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
3029 /***********************************************************/
3030 /* TCP Net console */
3041 static void tcp_chr_accept(void *opaque
);
3043 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
3045 TCPCharDriver
*s
= chr
->opaque
;
3047 return send_all(s
->fd
, buf
, len
);
3049 /* XXX: indicate an error ? */
3054 static int tcp_chr_read_poll(void *opaque
)
3056 CharDriverState
*chr
= opaque
;
3057 TCPCharDriver
*s
= chr
->opaque
;
3060 s
->max_size
= qemu_chr_can_read(chr
);
3065 #define IAC_BREAK 243
3066 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
3068 uint8_t *buf
, int *size
)
3070 /* Handle any telnet client's basic IAC options to satisfy char by
3071 * char mode with no echo. All IAC options will be removed from
3072 * the buf and the do_telnetopt variable will be used to track the
3073 * state of the width of the IAC information.
3075 * IAC commands come in sets of 3 bytes with the exception of the
3076 * "IAC BREAK" command and the double IAC.
3082 for (i
= 0; i
< *size
; i
++) {
3083 if (s
->do_telnetopt
> 1) {
3084 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
3085 /* Double IAC means send an IAC */
3089 s
->do_telnetopt
= 1;
3091 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
3092 /* Handle IAC break commands by sending a serial break */
3093 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
3098 if (s
->do_telnetopt
>= 4) {
3099 s
->do_telnetopt
= 1;
3102 if ((unsigned char)buf
[i
] == IAC
) {
3103 s
->do_telnetopt
= 2;
3114 static void tcp_chr_read(void *opaque
)
3116 CharDriverState
*chr
= opaque
;
3117 TCPCharDriver
*s
= chr
->opaque
;
3121 if (!s
->connected
|| s
->max_size
<= 0)
3124 if (len
> s
->max_size
)
3126 size
= recv(s
->fd
, buf
, len
, 0);
3128 /* connection closed */
3130 if (s
->listen_fd
>= 0) {
3131 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3133 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3136 } else if (size
> 0) {
3137 if (s
->do_telnetopt
)
3138 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
3140 qemu_chr_read(chr
, buf
, size
);
3144 static void tcp_chr_connect(void *opaque
)
3146 CharDriverState
*chr
= opaque
;
3147 TCPCharDriver
*s
= chr
->opaque
;
3150 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
3151 tcp_chr_read
, NULL
, chr
);
3152 qemu_chr_reset(chr
);
3155 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3156 static void tcp_chr_telnet_init(int fd
)
3159 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3160 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3161 send(fd
, (char *)buf
, 3, 0);
3162 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3163 send(fd
, (char *)buf
, 3, 0);
3164 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3165 send(fd
, (char *)buf
, 3, 0);
3166 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3167 send(fd
, (char *)buf
, 3, 0);
3170 static void socket_set_nodelay(int fd
)
3173 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
3176 static void tcp_chr_accept(void *opaque
)
3178 CharDriverState
*chr
= opaque
;
3179 TCPCharDriver
*s
= chr
->opaque
;
3180 struct sockaddr_in saddr
;
3182 struct sockaddr_un uaddr
;
3184 struct sockaddr
*addr
;
3191 len
= sizeof(uaddr
);
3192 addr
= (struct sockaddr
*)&uaddr
;
3196 len
= sizeof(saddr
);
3197 addr
= (struct sockaddr
*)&saddr
;
3199 fd
= accept(s
->listen_fd
, addr
, &len
);
3200 if (fd
< 0 && errno
!= EINTR
) {
3202 } else if (fd
>= 0) {
3203 if (s
->do_telnetopt
)
3204 tcp_chr_telnet_init(fd
);
3208 socket_set_nonblock(fd
);
3210 socket_set_nodelay(fd
);
3212 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
3213 tcp_chr_connect(chr
);
3216 static void tcp_chr_close(CharDriverState
*chr
)
3218 TCPCharDriver
*s
= chr
->opaque
;
3221 if (s
->listen_fd
>= 0)
3222 closesocket(s
->listen_fd
);
3226 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
3230 CharDriverState
*chr
= NULL
;
3231 TCPCharDriver
*s
= NULL
;
3232 int fd
= -1, ret
, err
, val
;
3234 int is_waitconnect
= 1;
3237 struct sockaddr_in saddr
;
3239 struct sockaddr_un uaddr
;
3241 struct sockaddr
*addr
;
3246 addr
= (struct sockaddr
*)&uaddr
;
3247 addrlen
= sizeof(uaddr
);
3248 if (parse_unix_path(&uaddr
, host_str
) < 0)
3253 addr
= (struct sockaddr
*)&saddr
;
3254 addrlen
= sizeof(saddr
);
3255 if (parse_host_port(&saddr
, host_str
) < 0)
3260 while((ptr
= strchr(ptr
,','))) {
3262 if (!strncmp(ptr
,"server",6)) {
3264 } else if (!strncmp(ptr
,"nowait",6)) {
3266 } else if (!strncmp(ptr
,"nodelay",6)) {
3269 printf("Unknown option: %s\n", ptr
);
3276 chr
= qemu_mallocz(sizeof(CharDriverState
));
3279 s
= qemu_mallocz(sizeof(TCPCharDriver
));
3285 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
3288 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3293 if (!is_waitconnect
)
3294 socket_set_nonblock(fd
);
3299 s
->is_unix
= is_unix
;
3300 s
->do_nodelay
= do_nodelay
&& !is_unix
;
3303 chr
->chr_write
= tcp_chr_write
;
3304 chr
->chr_close
= tcp_chr_close
;
3307 /* allow fast reuse */
3311 strncpy(path
, uaddr
.sun_path
, 108);
3318 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3321 ret
= bind(fd
, addr
, addrlen
);
3325 ret
= listen(fd
, 0);
3330 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3332 s
->do_telnetopt
= 1;
3335 ret
= connect(fd
, addr
, addrlen
);
3337 err
= socket_error();
3338 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3339 } else if (err
== EINPROGRESS
) {
3342 } else if (err
== WSAEALREADY
) {
3354 socket_set_nodelay(fd
);
3356 tcp_chr_connect(chr
);
3358 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
3361 if (is_listen
&& is_waitconnect
) {
3362 printf("QEMU waiting for connection on: %s\n", host_str
);
3363 tcp_chr_accept(chr
);
3364 socket_set_nonblock(s
->listen_fd
);
3376 CharDriverState
*qemu_chr_open(const char *filename
)
3380 if (!strcmp(filename
, "vc")) {
3381 return text_console_init(&display_state
, 0);
3382 } else if (strstart(filename
, "vc:", &p
)) {
3383 return text_console_init(&display_state
, p
);
3384 } else if (!strcmp(filename
, "null")) {
3385 return qemu_chr_open_null();
3387 if (strstart(filename
, "tcp:", &p
)) {
3388 return qemu_chr_open_tcp(p
, 0, 0);
3390 if (strstart(filename
, "telnet:", &p
)) {
3391 return qemu_chr_open_tcp(p
, 1, 0);
3393 if (strstart(filename
, "udp:", &p
)) {
3394 return qemu_chr_open_udp(p
);
3396 if (strstart(filename
, "mon:", &p
)) {
3397 CharDriverState
*drv
= qemu_chr_open(p
);
3399 drv
= qemu_chr_open_mux(drv
);
3400 monitor_init(drv
, !nographic
);
3403 printf("Unable to open driver: %s\n", p
);
3407 if (strstart(filename
, "unix:", &p
)) {
3408 return qemu_chr_open_tcp(p
, 0, 1);
3409 } else if (strstart(filename
, "file:", &p
)) {
3410 return qemu_chr_open_file_out(p
);
3411 } else if (strstart(filename
, "pipe:", &p
)) {
3412 return qemu_chr_open_pipe(p
);
3413 } else if (!strcmp(filename
, "pty")) {
3414 return qemu_chr_open_pty();
3415 } else if (!strcmp(filename
, "stdio")) {
3416 return qemu_chr_open_stdio();
3418 #if defined(__linux__)
3419 if (strstart(filename
, "/dev/parport", NULL
)) {
3420 return qemu_chr_open_pp(filename
);
3423 #if defined(__linux__) || defined(__sun__)
3424 if (strstart(filename
, "/dev/", NULL
)) {
3425 return qemu_chr_open_tty(filename
);
3429 if (strstart(filename
, "COM", NULL
)) {
3430 return qemu_chr_open_win(filename
);
3432 if (strstart(filename
, "pipe:", &p
)) {
3433 return qemu_chr_open_win_pipe(p
);
3435 if (strstart(filename
, "con:", NULL
)) {
3436 return qemu_chr_open_win_con(filename
);
3438 if (strstart(filename
, "file:", &p
)) {
3439 return qemu_chr_open_win_file_out(p
);
3447 void qemu_chr_close(CharDriverState
*chr
)
3450 chr
->chr_close(chr
);
3454 /***********************************************************/
3455 /* network device redirectors */
3457 __attribute__ (( unused
))
3458 static void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
3462 for(i
=0;i
<size
;i
+=16) {
3466 fprintf(f
, "%08x ", i
);
3469 fprintf(f
, " %02x", buf
[i
+j
]);
3474 for(j
=0;j
<len
;j
++) {
3476 if (c
< ' ' || c
> '~')
3478 fprintf(f
, "%c", c
);
3484 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3491 offset
= strtol(p
, &last_char
, 0);
3492 if (0 == errno
&& '\0' == *last_char
&&
3493 offset
>= 0 && offset
<= 0xFFFFFF) {
3494 macaddr
[3] = (offset
& 0xFF0000) >> 16;
3495 macaddr
[4] = (offset
& 0xFF00) >> 8;
3496 macaddr
[5] = offset
& 0xFF;
3499 for(i
= 0; i
< 6; i
++) {
3500 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3505 if (*p
!= ':' && *p
!= '-')
3516 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3521 p1
= strchr(p
, sep
);
3527 if (len
> buf_size
- 1)
3529 memcpy(buf
, p
, len
);
3536 int parse_host_src_port(struct sockaddr_in
*haddr
,
3537 struct sockaddr_in
*saddr
,
3538 const char *input_str
)
3540 char *str
= strdup(input_str
);
3541 char *host_str
= str
;
3546 * Chop off any extra arguments at the end of the string which
3547 * would start with a comma, then fill in the src port information
3548 * if it was provided else use the "any address" and "any port".
3550 if ((ptr
= strchr(str
,',')))
3553 if ((src_str
= strchr(input_str
,'@'))) {
3558 if (parse_host_port(haddr
, host_str
) < 0)
3561 if (!src_str
|| *src_str
== '\0')
3564 if (parse_host_port(saddr
, src_str
) < 0)
3575 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3583 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3585 saddr
->sin_family
= AF_INET
;
3586 if (buf
[0] == '\0') {
3587 saddr
->sin_addr
.s_addr
= 0;
3589 if (isdigit(buf
[0])) {
3590 if (!inet_aton(buf
, &saddr
->sin_addr
))
3593 if ((he
= gethostbyname(buf
)) == NULL
)
3595 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3598 port
= strtol(p
, (char **)&r
, 0);
3601 saddr
->sin_port
= htons(port
);
3606 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3611 len
= MIN(108, strlen(str
));
3612 p
= strchr(str
, ',');
3614 len
= MIN(len
, p
- str
);
3616 memset(uaddr
, 0, sizeof(*uaddr
));
3618 uaddr
->sun_family
= AF_UNIX
;
3619 memcpy(uaddr
->sun_path
, str
, len
);
3625 /* find or alloc a new VLAN */
3626 VLANState
*qemu_find_vlan(int id
)
3628 VLANState
**pvlan
, *vlan
;
3629 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3633 vlan
= qemu_mallocz(sizeof(VLANState
));
3638 pvlan
= &first_vlan
;
3639 while (*pvlan
!= NULL
)
3640 pvlan
= &(*pvlan
)->next
;
3645 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3646 IOReadHandler
*fd_read
,
3647 IOCanRWHandler
*fd_can_read
,
3650 VLANClientState
*vc
, **pvc
;
3651 vc
= qemu_mallocz(sizeof(VLANClientState
));
3654 vc
->fd_read
= fd_read
;
3655 vc
->fd_can_read
= fd_can_read
;
3656 vc
->opaque
= opaque
;
3660 pvc
= &vlan
->first_client
;
3661 while (*pvc
!= NULL
)
3662 pvc
= &(*pvc
)->next
;
3667 int qemu_can_send_packet(VLANClientState
*vc1
)
3669 VLANState
*vlan
= vc1
->vlan
;
3670 VLANClientState
*vc
;
3672 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3674 if (vc
->fd_can_read
&& vc
->fd_can_read(vc
->opaque
))
3681 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3683 VLANState
*vlan
= vc1
->vlan
;
3684 VLANClientState
*vc
;
3687 printf("vlan %d send:\n", vlan
->id
);
3688 hex_dump(stdout
, buf
, size
);
3690 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3692 vc
->fd_read(vc
->opaque
, buf
, size
);
3697 #if defined(CONFIG_SLIRP)
3699 /* slirp network adapter */
3701 static int slirp_inited
;
3702 static VLANClientState
*slirp_vc
;
3704 int slirp_can_output(void)
3706 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3709 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3712 printf("slirp output:\n");
3713 hex_dump(stdout
, pkt
, pkt_len
);
3717 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3720 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3723 printf("slirp input:\n");
3724 hex_dump(stdout
, buf
, size
);
3726 slirp_input(buf
, size
);
3729 static int net_slirp_init(VLANState
*vlan
)
3731 if (!slirp_inited
) {
3735 slirp_vc
= qemu_new_vlan_client(vlan
,
3736 slirp_receive
, NULL
, NULL
);
3737 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3741 static void net_slirp_redir(const char *redir_str
)
3746 struct in_addr guest_addr
;
3747 int host_port
, guest_port
;
3749 if (!slirp_inited
) {
3755 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3757 if (!strcmp(buf
, "tcp")) {
3759 } else if (!strcmp(buf
, "udp")) {
3765 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3767 host_port
= strtol(buf
, &r
, 0);
3771 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3773 if (buf
[0] == '\0') {
3774 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3776 if (!inet_aton(buf
, &guest_addr
))
3779 guest_port
= strtol(p
, &r
, 0);
3783 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3784 fprintf(stderr
, "qemu: could not set up redirection\n");
3789 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3797 static void erase_dir(char *dir_name
)
3801 char filename
[1024];
3803 /* erase all the files in the directory */
3804 if ((d
= opendir(dir_name
)) != 0) {
3809 if (strcmp(de
->d_name
, ".") != 0 &&
3810 strcmp(de
->d_name
, "..") != 0) {
3811 snprintf(filename
, sizeof(filename
), "%s/%s",
3812 smb_dir
, de
->d_name
);
3813 if (unlink(filename
) != 0) /* is it a directory? */
3814 erase_dir(filename
);
3822 /* automatic user mode samba server configuration */
3823 static void smb_exit(void)
3828 /* automatic user mode samba server configuration */
3829 static void net_slirp_smb(const char *exported_dir
)
3831 char smb_conf
[1024];
3832 char smb_cmdline
[1024];
3835 if (!slirp_inited
) {
3840 /* XXX: better tmp dir construction */
3841 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3842 if (mkdir(smb_dir
, 0700) < 0) {
3843 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3846 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3848 f
= fopen(smb_conf
, "w");
3850 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3857 "socket address=127.0.0.1\n"
3858 "pid directory=%s\n"
3859 "lock directory=%s\n"
3860 "log file=%s/log.smbd\n"
3861 "smb passwd file=%s/smbpasswd\n"
3862 "security = share\n"
3877 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3878 SMBD_COMMAND
, smb_conf
);
3880 slirp_add_exec(0, smb_cmdline
, 4, 139);
3883 #endif /* !defined(_WIN32) */
3884 void do_info_slirp(void)
3889 #endif /* CONFIG_SLIRP */
3891 #if !defined(_WIN32)
3893 typedef struct TAPState
{
3894 VLANClientState
*vc
;
3896 char down_script
[1024];
3899 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3901 TAPState
*s
= opaque
;
3904 ret
= write(s
->fd
, buf
, size
);
3905 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3912 static void tap_send(void *opaque
)
3914 TAPState
*s
= opaque
;
3921 sbuf
.maxlen
= sizeof(buf
);
3923 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3925 size
= read(s
->fd
, buf
, sizeof(buf
));
3928 qemu_send_packet(s
->vc
, buf
, size
);
3934 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3938 s
= qemu_mallocz(sizeof(TAPState
));
3942 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3943 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3944 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3948 #if defined (_BSD) || defined (__FreeBSD_kernel__)
3949 static int tap_open(char *ifname
, int ifname_size
)
3955 TFR(fd
= open("/dev/tap", O_RDWR
));
3957 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3962 dev
= devname(s
.st_rdev
, S_IFCHR
);
3963 pstrcpy(ifname
, ifname_size
, dev
);
3965 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3968 #elif defined(__sun__)
3969 #define TUNNEWPPA (('T'<<16) | 0x0001)
3971 * Allocate TAP device, returns opened fd.
3972 * Stores dev name in the first arg(must be large enough).
3974 int tap_alloc(char *dev
)
3976 int tap_fd
, if_fd
, ppa
= -1;
3977 static int ip_fd
= 0;
3980 static int arp_fd
= 0;
3981 int ip_muxid
, arp_muxid
;
3982 struct strioctl strioc_if
, strioc_ppa
;
3983 int link_type
= I_PLINK
;;
3985 char actual_name
[32] = "";
3987 memset(&ifr
, 0x0, sizeof(ifr
));
3991 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
3995 /* Check if IP device was opened */
3999 TFR(ip_fd
= open("/dev/udp", O_RDWR
, 0));
4001 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
4005 TFR(tap_fd
= open("/dev/tap", O_RDWR
, 0));
4007 syslog(LOG_ERR
, "Can't open /dev/tap");
4011 /* Assign a new PPA and get its unit number. */
4012 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
4013 strioc_ppa
.ic_timout
= 0;
4014 strioc_ppa
.ic_len
= sizeof(ppa
);
4015 strioc_ppa
.ic_dp
= (char *)&ppa
;
4016 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
4017 syslog (LOG_ERR
, "Can't assign new interface");
4019 TFR(if_fd
= open("/dev/tap", O_RDWR
, 0));
4021 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
4024 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
4025 syslog(LOG_ERR
, "Can't push IP module");
4029 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
4030 syslog(LOG_ERR
, "Can't get flags\n");
4032 snprintf (actual_name
, 32, "tap%d", ppa
);
4033 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4036 /* Assign ppa according to the unit number returned by tun device */
4038 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
4039 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
4040 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
4041 syslog (LOG_ERR
, "Can't get flags\n");
4042 /* Push arp module to if_fd */
4043 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
4044 syslog (LOG_ERR
, "Can't push ARP module (2)");
4046 /* Push arp module to ip_fd */
4047 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
4048 syslog (LOG_ERR
, "I_POP failed\n");
4049 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
4050 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
4052 TFR(arp_fd
= open ("/dev/tap", O_RDWR
, 0));
4054 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
4056 /* Set ifname to arp */
4057 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
4058 strioc_if
.ic_timout
= 0;
4059 strioc_if
.ic_len
= sizeof(ifr
);
4060 strioc_if
.ic_dp
= (char *)&ifr
;
4061 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
4062 syslog (LOG_ERR
, "Can't set ifname to arp\n");
4065 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
4066 syslog(LOG_ERR
, "Can't link TAP device to IP");
4070 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
4071 syslog (LOG_ERR
, "Can't link TAP device to ARP");
4075 memset(&ifr
, 0x0, sizeof(ifr
));
4076 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4077 ifr
.lifr_ip_muxid
= ip_muxid
;
4078 ifr
.lifr_arp_muxid
= arp_muxid
;
4080 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
4082 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
4083 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
4084 syslog (LOG_ERR
, "Can't set multiplexor id");
4087 sprintf(dev
, "tap%d", ppa
);
4091 static int tap_open(char *ifname
, int ifname_size
)
4095 if( (fd
= tap_alloc(dev
)) < 0 ){
4096 fprintf(stderr
, "Cannot allocate TAP device\n");
4099 pstrcpy(ifname
, ifname_size
, dev
);
4100 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4104 static int tap_open(char *ifname
, int ifname_size
)
4109 TFR(fd
= open("/dev/net/tun", O_RDWR
));
4111 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4114 memset(&ifr
, 0, sizeof(ifr
));
4115 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
4116 if (ifname
[0] != '\0')
4117 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
4119 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
4120 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
4122 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4126 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
4127 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4132 static int launch_script(const char *setup_script
, const char *ifname
, int fd
)
4138 /* try to launch network script */
4142 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
4143 for (i
= 0; i
< open_max
; i
++)
4144 if (i
!= STDIN_FILENO
&&
4145 i
!= STDOUT_FILENO
&&
4146 i
!= STDERR_FILENO
&&
4151 *parg
++ = (char *)setup_script
;
4152 *parg
++ = (char *)ifname
;
4154 execv(setup_script
, args
);
4157 while (waitpid(pid
, &status
, 0) != pid
);
4158 if (!WIFEXITED(status
) ||
4159 WEXITSTATUS(status
) != 0) {
4160 fprintf(stderr
, "%s: could not launch network script\n",
4168 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
4169 const char *setup_script
, const char *down_script
)
4175 if (ifname1
!= NULL
)
4176 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
4179 TFR(fd
= tap_open(ifname
, sizeof(ifname
)));
4183 if (!setup_script
|| !strcmp(setup_script
, "no"))
4185 if (setup_script
[0] != '\0') {
4186 if (launch_script(setup_script
, ifname
, fd
))
4189 s
= net_tap_fd_init(vlan
, fd
);
4192 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4193 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
4194 if (down_script
&& strcmp(down_script
, "no"))
4195 snprintf(s
->down_script
, sizeof(s
->down_script
), "%s", down_script
);
4199 #endif /* !_WIN32 */
4201 /* network connection */
4202 typedef struct NetSocketState
{
4203 VLANClientState
*vc
;
4205 int state
; /* 0 = getting length, 1 = getting data */
4209 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4212 typedef struct NetSocketListenState
{
4215 } NetSocketListenState
;
4217 /* XXX: we consider we can send the whole packet without blocking */
4218 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
4220 NetSocketState
*s
= opaque
;
4224 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
4225 send_all(s
->fd
, buf
, size
);
4228 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
4230 NetSocketState
*s
= opaque
;
4231 sendto(s
->fd
, buf
, size
, 0,
4232 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
4235 static void net_socket_send(void *opaque
)
4237 NetSocketState
*s
= opaque
;
4242 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
4244 err
= socket_error();
4245 if (err
!= EWOULDBLOCK
)
4247 } else if (size
== 0) {
4248 /* end of connection */
4250 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4256 /* reassemble a packet from the network */
4262 memcpy(s
->buf
+ s
->index
, buf
, l
);
4266 if (s
->index
== 4) {
4268 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
4274 l
= s
->packet_len
- s
->index
;
4277 memcpy(s
->buf
+ s
->index
, buf
, l
);
4281 if (s
->index
>= s
->packet_len
) {
4282 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
4291 static void net_socket_send_dgram(void *opaque
)
4293 NetSocketState
*s
= opaque
;
4296 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
4300 /* end of connection */
4301 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4304 qemu_send_packet(s
->vc
, s
->buf
, size
);
4307 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
4312 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
4313 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4314 inet_ntoa(mcastaddr
->sin_addr
),
4315 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
4319 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
4321 perror("socket(PF_INET, SOCK_DGRAM)");
4326 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
4327 (const char *)&val
, sizeof(val
));
4329 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4333 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
4339 /* Add host to multicast group */
4340 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
4341 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
4343 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
4344 (const char *)&imr
, sizeof(struct ip_mreq
));
4346 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4350 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4352 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
4353 (const char *)&val
, sizeof(val
));
4355 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4359 socket_set_nonblock(fd
);
4367 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
4370 struct sockaddr_in saddr
;
4372 socklen_t saddr_len
;
4375 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4376 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4377 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4381 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
4383 if (saddr
.sin_addr
.s_addr
==0) {
4384 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4388 /* clone dgram socket */
4389 newfd
= net_socket_mcast_create(&saddr
);
4391 /* error already reported by net_socket_mcast_create() */
4395 /* clone newfd to fd, close newfd */
4400 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4401 fd
, strerror(errno
));
4406 s
= qemu_mallocz(sizeof(NetSocketState
));
4411 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
4412 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
4414 /* mcast: save bound address as dst */
4415 if (is_connected
) s
->dgram_dst
=saddr
;
4417 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4418 "socket: fd=%d (%s mcast=%s:%d)",
4419 fd
, is_connected
? "cloned" : "",
4420 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4424 static void net_socket_connect(void *opaque
)
4426 NetSocketState
*s
= opaque
;
4427 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
4430 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
4434 s
= qemu_mallocz(sizeof(NetSocketState
));
4438 s
->vc
= qemu_new_vlan_client(vlan
,
4439 net_socket_receive
, NULL
, s
);
4440 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4441 "socket: fd=%d", fd
);
4443 net_socket_connect(s
);
4445 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
4450 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
4453 int so_type
=-1, optlen
=sizeof(so_type
);
4455 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
,
4456 (socklen_t
*)&optlen
)< 0) {
4457 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
4462 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
4464 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4466 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4467 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
4468 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4473 static void net_socket_accept(void *opaque
)
4475 NetSocketListenState
*s
= opaque
;
4477 struct sockaddr_in saddr
;
4482 len
= sizeof(saddr
);
4483 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
4484 if (fd
< 0 && errno
!= EINTR
) {
4486 } else if (fd
>= 0) {
4490 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
4494 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
4495 "socket: connection from %s:%d",
4496 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4500 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
4502 NetSocketListenState
*s
;
4504 struct sockaddr_in saddr
;
4506 if (parse_host_port(&saddr
, host_str
) < 0)
4509 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4513 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4518 socket_set_nonblock(fd
);
4520 /* allow fast reuse */
4522 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4524 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4529 ret
= listen(fd
, 0);
4536 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4540 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4543 int fd
, connected
, ret
, err
;
4544 struct sockaddr_in saddr
;
4546 if (parse_host_port(&saddr
, host_str
) < 0)
4549 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4554 socket_set_nonblock(fd
);
4558 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4560 err
= socket_error();
4561 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4562 } else if (err
== EINPROGRESS
) {
4565 } else if (err
== WSAEALREADY
) {
4578 s
= net_socket_fd_init(vlan
, fd
, connected
);
4581 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4582 "socket: connect to %s:%d",
4583 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4587 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4591 struct sockaddr_in saddr
;
4593 if (parse_host_port(&saddr
, host_str
) < 0)
4597 fd
= net_socket_mcast_create(&saddr
);
4601 s
= net_socket_fd_init(vlan
, fd
, 0);
4605 s
->dgram_dst
= saddr
;
4607 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4608 "socket: mcast=%s:%d",
4609 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4614 static const char *get_opt_name(char *buf
, int buf_size
, const char *p
)
4619 while (*p
!= '\0' && *p
!= '=') {
4620 if (q
&& (q
- buf
) < buf_size
- 1)
4630 static const char *get_opt_value(char *buf
, int buf_size
, const char *p
)
4635 while (*p
!= '\0') {
4637 if (*(p
+ 1) != ',')
4641 if (q
&& (q
- buf
) < buf_size
- 1)
4651 static int get_param_value(char *buf
, int buf_size
,
4652 const char *tag
, const char *str
)
4659 p
= get_opt_name(option
, sizeof(option
), p
);
4663 if (!strcmp(tag
, option
)) {
4664 (void)get_opt_value(buf
, buf_size
, p
);
4667 p
= get_opt_value(NULL
, 0, p
);
4676 static int check_params(char *buf
, int buf_size
,
4677 char **params
, const char *str
)
4684 p
= get_opt_name(buf
, buf_size
, p
);
4688 for(i
= 0; params
[i
] != NULL
; i
++)
4689 if (!strcmp(params
[i
], buf
))
4691 if (params
[i
] == NULL
)
4693 p
= get_opt_value(NULL
, 0, p
);
4702 static int net_client_init(const char *str
)
4713 while (*p
!= '\0' && *p
!= ',') {
4714 if ((q
- device
) < sizeof(device
) - 1)
4722 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4723 vlan_id
= strtol(buf
, NULL
, 0);
4725 vlan
= qemu_find_vlan(vlan_id
);
4727 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4730 if (!strcmp(device
, "nic")) {
4734 if (nb_nics
>= MAX_NICS
) {
4735 fprintf(stderr
, "Too Many NICs\n");
4738 nd
= &nd_table
[nb_nics
];
4739 macaddr
= nd
->macaddr
;
4745 macaddr
[5] = 0x56 + nb_nics
;
4747 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4748 if (parse_macaddr(macaddr
, buf
) < 0) {
4749 fprintf(stderr
, "invalid syntax for ethernet address\n");
4753 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4754 nd
->model
= strdup(buf
);
4758 vlan
->nb_guest_devs
++;
4761 if (!strcmp(device
, "none")) {
4762 /* does nothing. It is needed to signal that no network cards
4767 if (!strcmp(device
, "user")) {
4768 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4769 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4771 vlan
->nb_host_devs
++;
4772 ret
= net_slirp_init(vlan
);
4776 if (!strcmp(device
, "tap")) {
4778 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4779 fprintf(stderr
, "tap: no interface name\n");
4782 vlan
->nb_host_devs
++;
4783 ret
= tap_win32_init(vlan
, ifname
);
4786 if (!strcmp(device
, "tap")) {
4788 char setup_script
[1024], down_script
[1024];
4790 vlan
->nb_host_devs
++;
4791 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4792 fd
= strtol(buf
, NULL
, 0);
4794 if (net_tap_fd_init(vlan
, fd
))
4797 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4800 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4801 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4803 if (get_param_value(down_script
, sizeof(down_script
), "downscript", p
) == 0) {
4804 pstrcpy(down_script
, sizeof(down_script
), DEFAULT_NETWORK_DOWN_SCRIPT
);
4806 ret
= net_tap_init(vlan
, ifname
, setup_script
, down_script
);
4810 if (!strcmp(device
, "socket")) {
4811 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4813 fd
= strtol(buf
, NULL
, 0);
4815 if (net_socket_fd_init(vlan
, fd
, 1))
4817 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4818 ret
= net_socket_listen_init(vlan
, buf
);
4819 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4820 ret
= net_socket_connect_init(vlan
, buf
);
4821 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4822 ret
= net_socket_mcast_init(vlan
, buf
);
4824 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4827 vlan
->nb_host_devs
++;
4830 fprintf(stderr
, "Unknown network device: %s\n", device
);
4834 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4840 void do_info_network(void)
4843 VLANClientState
*vc
;
4845 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4846 term_printf("VLAN %d devices:\n", vlan
->id
);
4847 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4848 term_printf(" %s\n", vc
->info_str
);
4852 #define HD_ALIAS "index=%d,media=disk"
4854 #define CDROM_ALIAS "index=1,media=cdrom"
4856 #define CDROM_ALIAS "index=2,media=cdrom"
4858 #define FD_ALIAS "index=%d,if=floppy"
4859 #define PFLASH_ALIAS "if=pflash"
4860 #define MTD_ALIAS "if=mtd"
4861 #define SD_ALIAS "index=0,if=sd"
4863 static int drive_add(const char *file
, const char *fmt
, ...)
4867 if (nb_drives_opt
>= MAX_DRIVES
) {
4868 fprintf(stderr
, "qemu: too many drives\n");
4872 drives_opt
[nb_drives_opt
].file
= file
;
4874 vsnprintf(drives_opt
[nb_drives_opt
].opt
,
4875 sizeof(drives_opt
[0].opt
), fmt
, ap
);
4878 return nb_drives_opt
++;
4881 int drive_get_index(BlockInterfaceType type
, int bus
, int unit
)
4885 /* seek interface, bus and unit */
4887 for (index
= 0; index
< nb_drives
; index
++)
4888 if (drives_table
[index
].type
== type
&&
4889 drives_table
[index
].bus
== bus
&&
4890 drives_table
[index
].unit
== unit
)
4896 int drive_get_max_bus(BlockInterfaceType type
)
4902 for (index
= 0; index
< nb_drives
; index
++) {
4903 if(drives_table
[index
].type
== type
&&
4904 drives_table
[index
].bus
> max_bus
)
4905 max_bus
= drives_table
[index
].bus
;
4910 static int drive_init(struct drive_opt
*arg
, int snapshot
,
4911 QEMUMachine
*machine
)
4916 const char *mediastr
= "";
4917 BlockInterfaceType type
;
4918 enum { MEDIA_DISK
, MEDIA_CDROM
} media
;
4919 int bus_id
, unit_id
;
4920 int cyls
, heads
, secs
, translation
;
4921 BlockDriverState
*bdrv
;
4926 char *str
= arg
->opt
;
4927 char *params
[] = { "bus", "unit", "if", "index", "cyls", "heads",
4928 "secs", "trans", "media", "snapshot", "file",
4931 if (check_params(buf
, sizeof(buf
), params
, str
) < 0) {
4932 fprintf(stderr
, "qemu: unknown parameter '%s' in '%s'\n",
4938 cyls
= heads
= secs
= 0;
4941 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4945 if (!strcmp(machine
->name
, "realview") ||
4946 !strcmp(machine
->name
, "SS-5") ||
4947 !strcmp(machine
->name
, "SS-10") ||
4948 !strcmp(machine
->name
, "SS-600MP") ||
4949 !strcmp(machine
->name
, "versatilepb") ||
4950 !strcmp(machine
->name
, "versatileab")) {
4952 max_devs
= MAX_SCSI_DEVS
;
4953 strcpy(devname
, "scsi");
4956 max_devs
= MAX_IDE_DEVS
;
4957 strcpy(devname
, "ide");
4961 /* extract parameters */
4963 if (get_param_value(buf
, sizeof(buf
), "bus", str
)) {
4964 bus_id
= strtol(buf
, NULL
, 0);
4966 fprintf(stderr
, "qemu: '%s' invalid bus id\n", str
);
4971 if (get_param_value(buf
, sizeof(buf
), "unit", str
)) {
4972 unit_id
= strtol(buf
, NULL
, 0);
4974 fprintf(stderr
, "qemu: '%s' invalid unit id\n", str
);
4979 if (get_param_value(buf
, sizeof(buf
), "if", str
)) {
4980 strncpy(devname
, buf
, sizeof(devname
));
4981 if (!strcmp(buf
, "ide")) {
4983 max_devs
= MAX_IDE_DEVS
;
4984 } else if (!strcmp(buf
, "scsi")) {
4986 max_devs
= MAX_SCSI_DEVS
;
4987 } else if (!strcmp(buf
, "floppy")) {
4990 } else if (!strcmp(buf
, "pflash")) {
4993 } else if (!strcmp(buf
, "mtd")) {
4996 } else if (!strcmp(buf
, "sd")) {
5000 fprintf(stderr
, "qemu: '%s' unsupported bus type '%s'\n", str
, buf
);
5005 if (get_param_value(buf
, sizeof(buf
), "index", str
)) {
5006 index
= strtol(buf
, NULL
, 0);
5008 fprintf(stderr
, "qemu: '%s' invalid index\n", str
);
5013 if (get_param_value(buf
, sizeof(buf
), "cyls", str
)) {
5014 cyls
= strtol(buf
, NULL
, 0);
5017 if (get_param_value(buf
, sizeof(buf
), "heads", str
)) {
5018 heads
= strtol(buf
, NULL
, 0);
5021 if (get_param_value(buf
, sizeof(buf
), "secs", str
)) {
5022 secs
= strtol(buf
, NULL
, 0);
5025 if (cyls
|| heads
|| secs
) {
5026 if (cyls
< 1 || cyls
> 16383) {
5027 fprintf(stderr
, "qemu: '%s' invalid physical cyls number\n", str
);
5030 if (heads
< 1 || heads
> 16) {
5031 fprintf(stderr
, "qemu: '%s' invalid physical heads number\n", str
);
5034 if (secs
< 1 || secs
> 63) {
5035 fprintf(stderr
, "qemu: '%s' invalid physical secs number\n", str
);
5040 if (get_param_value(buf
, sizeof(buf
), "trans", str
)) {
5043 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5047 if (!strcmp(buf
, "none"))
5048 translation
= BIOS_ATA_TRANSLATION_NONE
;
5049 else if (!strcmp(buf
, "lba"))
5050 translation
= BIOS_ATA_TRANSLATION_LBA
;
5051 else if (!strcmp(buf
, "auto"))
5052 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5054 fprintf(stderr
, "qemu: '%s' invalid translation type\n", str
);
5059 if (get_param_value(buf
, sizeof(buf
), "media", str
)) {
5060 if (!strcmp(buf
, "disk")) {
5062 } else if (!strcmp(buf
, "cdrom")) {
5063 if (cyls
|| secs
|| heads
) {
5065 "qemu: '%s' invalid physical CHS format\n", str
);
5068 media
= MEDIA_CDROM
;
5070 fprintf(stderr
, "qemu: '%s' invalid media\n", str
);
5075 if (get_param_value(buf
, sizeof(buf
), "snapshot", str
)) {
5076 if (!strcmp(buf
, "on"))
5078 else if (!strcmp(buf
, "off"))
5081 fprintf(stderr
, "qemu: '%s' invalid snapshot option\n", str
);
5086 if (get_param_value(buf
, sizeof(buf
), "cache", str
)) {
5087 if (!strcmp(buf
, "off"))
5089 else if (!strcmp(buf
, "on"))
5092 fprintf(stderr
, "qemu: invalid cache option\n");
5097 if (arg
->file
== NULL
)
5098 get_param_value(file
, sizeof(file
), "file", str
);
5100 pstrcpy(file
, sizeof(file
), arg
->file
);
5102 /* compute bus and unit according index */
5105 if (bus_id
!= 0 || unit_id
!= -1) {
5107 "qemu: '%s' index cannot be used with bus and unit\n", str
);
5115 unit_id
= index
% max_devs
;
5116 bus_id
= index
/ max_devs
;
5120 /* if user doesn't specify a unit_id,
5121 * try to find the first free
5124 if (unit_id
== -1) {
5126 while (drive_get_index(type
, bus_id
, unit_id
) != -1) {
5128 if (max_devs
&& unit_id
>= max_devs
) {
5129 unit_id
-= max_devs
;
5137 if (max_devs
&& unit_id
>= max_devs
) {
5138 fprintf(stderr
, "qemu: '%s' unit %d too big (max is %d)\n",
5139 str
, unit_id
, max_devs
- 1);
5144 * ignore multiple definitions
5147 if (drive_get_index(type
, bus_id
, unit_id
) != -1)
5152 if (type
== IF_IDE
|| type
== IF_SCSI
)
5153 mediastr
= (media
== MEDIA_CDROM
) ? "-cd" : "-hd";
5155 snprintf(buf
, sizeof(buf
), "%s%i%s%i",
5156 devname
, bus_id
, mediastr
, unit_id
);
5158 snprintf(buf
, sizeof(buf
), "%s%s%i",
5159 devname
, mediastr
, unit_id
);
5160 bdrv
= bdrv_new(buf
);
5161 drives_table
[nb_drives
].bdrv
= bdrv
;
5162 drives_table
[nb_drives
].type
= type
;
5163 drives_table
[nb_drives
].bus
= bus_id
;
5164 drives_table
[nb_drives
].unit
= unit_id
;
5173 bdrv_set_geometry_hint(bdrv
, cyls
, heads
, secs
);
5174 bdrv_set_translation_hint(bdrv
, translation
);
5178 bdrv_set_type_hint(bdrv
, BDRV_TYPE_CDROM
);
5183 /* FIXME: This isn't really a floppy, but it's a reasonable
5186 bdrv_set_type_hint(bdrv
, BDRV_TYPE_FLOPPY
);
5196 bdrv_flags
|= BDRV_O_SNAPSHOT
;
5198 bdrv_flags
|= BDRV_O_DIRECT
;
5199 if (bdrv_open(bdrv
, file
, bdrv_flags
) < 0 || qemu_key_check(bdrv
, file
)) {
5200 fprintf(stderr
, "qemu: could not open disk image %s\n",
5207 /***********************************************************/
5210 static USBPort
*used_usb_ports
;
5211 static USBPort
*free_usb_ports
;
5213 /* ??? Maybe change this to register a hub to keep track of the topology. */
5214 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
5215 usb_attachfn attach
)
5217 port
->opaque
= opaque
;
5218 port
->index
= index
;
5219 port
->attach
= attach
;
5220 port
->next
= free_usb_ports
;
5221 free_usb_ports
= port
;
5224 static int usb_device_add(const char *devname
)
5230 if (!free_usb_ports
)
5233 if (strstart(devname
, "host:", &p
)) {
5234 dev
= usb_host_device_open(p
);
5235 } else if (!strcmp(devname
, "mouse")) {
5236 dev
= usb_mouse_init();
5237 } else if (!strcmp(devname
, "tablet")) {
5238 dev
= usb_tablet_init();
5239 } else if (!strcmp(devname
, "keyboard")) {
5240 dev
= usb_keyboard_init();
5241 } else if (strstart(devname
, "disk:", &p
)) {
5242 dev
= usb_msd_init(p
);
5243 } else if (!strcmp(devname
, "wacom-tablet")) {
5244 dev
= usb_wacom_init();
5245 } else if (strstart(devname
, "serial:", &p
)) {
5246 dev
= usb_serial_init(p
);
5253 /* Find a USB port to add the device to. */
5254 port
= free_usb_ports
;
5258 /* Create a new hub and chain it on. */
5259 free_usb_ports
= NULL
;
5260 port
->next
= used_usb_ports
;
5261 used_usb_ports
= port
;
5263 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
5264 usb_attach(port
, hub
);
5265 port
= free_usb_ports
;
5268 free_usb_ports
= port
->next
;
5269 port
->next
= used_usb_ports
;
5270 used_usb_ports
= port
;
5271 usb_attach(port
, dev
);
5275 static int usb_device_del(const char *devname
)
5283 if (!used_usb_ports
)
5286 p
= strchr(devname
, '.');
5289 bus_num
= strtoul(devname
, NULL
, 0);
5290 addr
= strtoul(p
+ 1, NULL
, 0);
5294 lastp
= &used_usb_ports
;
5295 port
= used_usb_ports
;
5296 while (port
&& port
->dev
->addr
!= addr
) {
5297 lastp
= &port
->next
;
5305 *lastp
= port
->next
;
5306 usb_attach(port
, NULL
);
5307 dev
->handle_destroy(dev
);
5308 port
->next
= free_usb_ports
;
5309 free_usb_ports
= port
;
5313 void do_usb_add(const char *devname
)
5316 ret
= usb_device_add(devname
);
5318 term_printf("Could not add USB device '%s'\n", devname
);
5321 void do_usb_del(const char *devname
)
5324 ret
= usb_device_del(devname
);
5326 term_printf("Could not remove USB device '%s'\n", devname
);
5333 const char *speed_str
;
5336 term_printf("USB support not enabled\n");
5340 for (port
= used_usb_ports
; port
; port
= port
->next
) {
5344 switch(dev
->speed
) {
5348 case USB_SPEED_FULL
:
5351 case USB_SPEED_HIGH
:
5358 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5359 0, dev
->addr
, speed_str
, dev
->devname
);
5363 /***********************************************************/
5364 /* PCMCIA/Cardbus */
5366 static struct pcmcia_socket_entry_s
{
5367 struct pcmcia_socket_s
*socket
;
5368 struct pcmcia_socket_entry_s
*next
;
5369 } *pcmcia_sockets
= 0;
5371 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
5373 struct pcmcia_socket_entry_s
*entry
;
5375 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
5376 entry
->socket
= socket
;
5377 entry
->next
= pcmcia_sockets
;
5378 pcmcia_sockets
= entry
;
5381 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
5383 struct pcmcia_socket_entry_s
*entry
, **ptr
;
5385 ptr
= &pcmcia_sockets
;
5386 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
5387 if (entry
->socket
== socket
) {
5393 void pcmcia_info(void)
5395 struct pcmcia_socket_entry_s
*iter
;
5396 if (!pcmcia_sockets
)
5397 term_printf("No PCMCIA sockets\n");
5399 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
5400 term_printf("%s: %s\n", iter
->socket
->slot_string
,
5401 iter
->socket
->attached
? iter
->socket
->card_string
:
5405 /***********************************************************/
5408 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
5412 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
5416 static void dumb_refresh(DisplayState
*ds
)
5418 #if defined(CONFIG_SDL)
5423 static void dumb_display_init(DisplayState
*ds
)
5428 ds
->dpy_update
= dumb_update
;
5429 ds
->dpy_resize
= dumb_resize
;
5430 ds
->dpy_refresh
= dumb_refresh
;
5433 /***********************************************************/
5436 #define MAX_IO_HANDLERS 64
5438 typedef struct IOHandlerRecord
{
5440 IOCanRWHandler
*fd_read_poll
;
5442 IOHandler
*fd_write
;
5445 /* temporary data */
5447 struct IOHandlerRecord
*next
;
5450 static IOHandlerRecord
*first_io_handler
;
5452 /* XXX: fd_read_poll should be suppressed, but an API change is
5453 necessary in the character devices to suppress fd_can_read(). */
5454 int qemu_set_fd_handler2(int fd
,
5455 IOCanRWHandler
*fd_read_poll
,
5457 IOHandler
*fd_write
,
5460 IOHandlerRecord
**pioh
, *ioh
;
5462 if (!fd_read
&& !fd_write
) {
5463 pioh
= &first_io_handler
;
5468 if (ioh
->fd
== fd
) {
5475 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5479 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
5482 ioh
->next
= first_io_handler
;
5483 first_io_handler
= ioh
;
5486 ioh
->fd_read_poll
= fd_read_poll
;
5487 ioh
->fd_read
= fd_read
;
5488 ioh
->fd_write
= fd_write
;
5489 ioh
->opaque
= opaque
;
5495 int qemu_set_fd_handler(int fd
,
5497 IOHandler
*fd_write
,
5500 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
5503 /***********************************************************/
5504 /* Polling handling */
5506 typedef struct PollingEntry
{
5509 struct PollingEntry
*next
;
5512 static PollingEntry
*first_polling_entry
;
5514 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
5516 PollingEntry
**ppe
, *pe
;
5517 pe
= qemu_mallocz(sizeof(PollingEntry
));
5521 pe
->opaque
= opaque
;
5522 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
5527 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
5529 PollingEntry
**ppe
, *pe
;
5530 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
5532 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
5541 /***********************************************************/
5542 /* Wait objects support */
5543 typedef struct WaitObjects
{
5545 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
5546 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
5547 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
5550 static WaitObjects wait_objects
= {0};
5552 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5554 WaitObjects
*w
= &wait_objects
;
5556 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
5558 w
->events
[w
->num
] = handle
;
5559 w
->func
[w
->num
] = func
;
5560 w
->opaque
[w
->num
] = opaque
;
5565 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5568 WaitObjects
*w
= &wait_objects
;
5571 for (i
= 0; i
< w
->num
; i
++) {
5572 if (w
->events
[i
] == handle
)
5575 w
->events
[i
] = w
->events
[i
+ 1];
5576 w
->func
[i
] = w
->func
[i
+ 1];
5577 w
->opaque
[i
] = w
->opaque
[i
+ 1];
5585 /***********************************************************/
5586 /* savevm/loadvm support */
5588 #define IO_BUF_SIZE 32768
5592 BlockDriverState
*bs
;
5595 int64_t base_offset
;
5596 int64_t buf_offset
; /* start of buffer when writing, end of buffer
5599 int buf_size
; /* 0 when writing */
5600 uint8_t buf
[IO_BUF_SIZE
];
5603 QEMUFile
*qemu_fopen(const char *filename
, const char *mode
)
5607 f
= qemu_mallocz(sizeof(QEMUFile
));
5610 if (!strcmp(mode
, "wb")) {
5612 } else if (!strcmp(mode
, "rb")) {
5617 f
->outfile
= fopen(filename
, mode
);
5629 static QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
5633 f
= qemu_mallocz(sizeof(QEMUFile
));
5638 f
->is_writable
= is_writable
;
5639 f
->base_offset
= offset
;
5643 void qemu_fflush(QEMUFile
*f
)
5645 if (!f
->is_writable
)
5647 if (f
->buf_index
> 0) {
5649 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5650 fwrite(f
->buf
, 1, f
->buf_index
, f
->outfile
);
5652 bdrv_pwrite(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5653 f
->buf
, f
->buf_index
);
5655 f
->buf_offset
+= f
->buf_index
;
5660 static void qemu_fill_buffer(QEMUFile
*f
)
5667 fseek(f
->outfile
, f
->buf_offset
, SEEK_SET
);
5668 len
= fread(f
->buf
, 1, IO_BUF_SIZE
, f
->outfile
);
5672 len
= bdrv_pread(f
->bs
, f
->base_offset
+ f
->buf_offset
,
5673 f
->buf
, IO_BUF_SIZE
);
5679 f
->buf_offset
+= len
;
5682 void qemu_fclose(QEMUFile
*f
)
5692 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
5696 l
= IO_BUF_SIZE
- f
->buf_index
;
5699 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
5703 if (f
->buf_index
>= IO_BUF_SIZE
)
5708 void qemu_put_byte(QEMUFile
*f
, int v
)
5710 f
->buf
[f
->buf_index
++] = v
;
5711 if (f
->buf_index
>= IO_BUF_SIZE
)
5715 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
5721 l
= f
->buf_size
- f
->buf_index
;
5723 qemu_fill_buffer(f
);
5724 l
= f
->buf_size
- f
->buf_index
;
5730 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
5735 return size1
- size
;
5738 int qemu_get_byte(QEMUFile
*f
)
5740 if (f
->buf_index
>= f
->buf_size
) {
5741 qemu_fill_buffer(f
);
5742 if (f
->buf_index
>= f
->buf_size
)
5745 return f
->buf
[f
->buf_index
++];
5748 int64_t qemu_ftell(QEMUFile
*f
)
5750 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
5753 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
5755 if (whence
== SEEK_SET
) {
5757 } else if (whence
== SEEK_CUR
) {
5758 pos
+= qemu_ftell(f
);
5760 /* SEEK_END not supported */
5763 if (f
->is_writable
) {
5765 f
->buf_offset
= pos
;
5767 f
->buf_offset
= pos
;
5774 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
5776 qemu_put_byte(f
, v
>> 8);
5777 qemu_put_byte(f
, v
);
5780 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
5782 qemu_put_byte(f
, v
>> 24);
5783 qemu_put_byte(f
, v
>> 16);
5784 qemu_put_byte(f
, v
>> 8);
5785 qemu_put_byte(f
, v
);
5788 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
5790 qemu_put_be32(f
, v
>> 32);
5791 qemu_put_be32(f
, v
);
5794 unsigned int qemu_get_be16(QEMUFile
*f
)
5797 v
= qemu_get_byte(f
) << 8;
5798 v
|= qemu_get_byte(f
);
5802 unsigned int qemu_get_be32(QEMUFile
*f
)
5805 v
= qemu_get_byte(f
) << 24;
5806 v
|= qemu_get_byte(f
) << 16;
5807 v
|= qemu_get_byte(f
) << 8;
5808 v
|= qemu_get_byte(f
);
5812 uint64_t qemu_get_be64(QEMUFile
*f
)
5815 v
= (uint64_t)qemu_get_be32(f
) << 32;
5816 v
|= qemu_get_be32(f
);
5820 typedef struct SaveStateEntry
{
5824 SaveStateHandler
*save_state
;
5825 LoadStateHandler
*load_state
;
5827 struct SaveStateEntry
*next
;
5830 static SaveStateEntry
*first_se
;
5832 int register_savevm(const char *idstr
,
5835 SaveStateHandler
*save_state
,
5836 LoadStateHandler
*load_state
,
5839 SaveStateEntry
*se
, **pse
;
5841 se
= qemu_malloc(sizeof(SaveStateEntry
));
5844 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
5845 se
->instance_id
= instance_id
;
5846 se
->version_id
= version_id
;
5847 se
->save_state
= save_state
;
5848 se
->load_state
= load_state
;
5849 se
->opaque
= opaque
;
5852 /* add at the end of list */
5854 while (*pse
!= NULL
)
5855 pse
= &(*pse
)->next
;
5860 #define QEMU_VM_FILE_MAGIC 0x5145564d
5861 #define QEMU_VM_FILE_VERSION 0x00000002
5863 static int qemu_savevm_state(QEMUFile
*f
)
5867 int64_t cur_pos
, len_pos
, total_len_pos
;
5869 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
5870 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
5871 total_len_pos
= qemu_ftell(f
);
5872 qemu_put_be64(f
, 0); /* total size */
5874 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5876 len
= strlen(se
->idstr
);
5877 qemu_put_byte(f
, len
);
5878 qemu_put_buffer(f
, (uint8_t *)se
->idstr
, len
);
5880 qemu_put_be32(f
, se
->instance_id
);
5881 qemu_put_be32(f
, se
->version_id
);
5883 /* record size: filled later */
5884 len_pos
= qemu_ftell(f
);
5885 qemu_put_be32(f
, 0);
5886 se
->save_state(f
, se
->opaque
);
5888 /* fill record size */
5889 cur_pos
= qemu_ftell(f
);
5890 len
= cur_pos
- len_pos
- 4;
5891 qemu_fseek(f
, len_pos
, SEEK_SET
);
5892 qemu_put_be32(f
, len
);
5893 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5895 cur_pos
= qemu_ftell(f
);
5896 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
5897 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
5898 qemu_fseek(f
, cur_pos
, SEEK_SET
);
5904 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
5908 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
5909 if (!strcmp(se
->idstr
, idstr
) &&
5910 instance_id
== se
->instance_id
)
5916 static int qemu_loadvm_state(QEMUFile
*f
)
5919 int len
, ret
, instance_id
, record_len
, version_id
;
5920 int64_t total_len
, end_pos
, cur_pos
;
5924 v
= qemu_get_be32(f
);
5925 if (v
!= QEMU_VM_FILE_MAGIC
)
5927 v
= qemu_get_be32(f
);
5928 if (v
!= QEMU_VM_FILE_VERSION
) {
5933 total_len
= qemu_get_be64(f
);
5934 end_pos
= total_len
+ qemu_ftell(f
);
5936 if (qemu_ftell(f
) >= end_pos
)
5938 len
= qemu_get_byte(f
);
5939 qemu_get_buffer(f
, (uint8_t *)idstr
, len
);
5941 instance_id
= qemu_get_be32(f
);
5942 version_id
= qemu_get_be32(f
);
5943 record_len
= qemu_get_be32(f
);
5945 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5946 idstr
, instance_id
, version_id
, record_len
);
5948 cur_pos
= qemu_ftell(f
);
5949 se
= find_se(idstr
, instance_id
);
5951 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5952 instance_id
, idstr
);
5954 ret
= se
->load_state(f
, se
->opaque
, version_id
);
5956 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5957 instance_id
, idstr
);
5960 /* always seek to exact end of record */
5961 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
5968 /* device can contain snapshots */
5969 static int bdrv_can_snapshot(BlockDriverState
*bs
)
5972 !bdrv_is_removable(bs
) &&
5973 !bdrv_is_read_only(bs
));
5976 /* device must be snapshots in order to have a reliable snapshot */
5977 static int bdrv_has_snapshot(BlockDriverState
*bs
)
5980 !bdrv_is_removable(bs
) &&
5981 !bdrv_is_read_only(bs
));
5984 static BlockDriverState
*get_bs_snapshots(void)
5986 BlockDriverState
*bs
;
5990 return bs_snapshots
;
5991 for(i
= 0; i
<= nb_drives
; i
++) {
5992 bs
= drives_table
[i
].bdrv
;
5993 if (bdrv_can_snapshot(bs
))
6002 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
6005 QEMUSnapshotInfo
*sn_tab
, *sn
;
6009 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6012 for(i
= 0; i
< nb_sns
; i
++) {
6014 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
6024 void do_savevm(const char *name
)
6026 BlockDriverState
*bs
, *bs1
;
6027 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
6028 int must_delete
, ret
, i
;
6029 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6031 int saved_vm_running
;
6038 bs
= get_bs_snapshots();
6040 term_printf("No block device can accept snapshots\n");
6044 /* ??? Should this occur after vm_stop? */
6047 saved_vm_running
= vm_running
;
6052 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
6057 memset(sn
, 0, sizeof(*sn
));
6059 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
6060 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
6063 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
6066 /* fill auxiliary fields */
6069 sn
->date_sec
= tb
.time
;
6070 sn
->date_nsec
= tb
.millitm
* 1000000;
6072 gettimeofday(&tv
, NULL
);
6073 sn
->date_sec
= tv
.tv_sec
;
6074 sn
->date_nsec
= tv
.tv_usec
* 1000;
6076 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
6078 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6079 term_printf("Device %s does not support VM state snapshots\n",
6080 bdrv_get_device_name(bs
));
6084 /* save the VM state */
6085 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
6087 term_printf("Could not open VM state file\n");
6090 ret
= qemu_savevm_state(f
);
6091 sn
->vm_state_size
= qemu_ftell(f
);
6094 term_printf("Error %d while writing VM\n", ret
);
6098 /* create the snapshots */
6100 for(i
= 0; i
< nb_drives
; i
++) {
6101 bs1
= drives_table
[i
].bdrv
;
6102 if (bdrv_has_snapshot(bs1
)) {
6104 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
6106 term_printf("Error while deleting snapshot on '%s'\n",
6107 bdrv_get_device_name(bs1
));
6110 ret
= bdrv_snapshot_create(bs1
, sn
);
6112 term_printf("Error while creating snapshot on '%s'\n",
6113 bdrv_get_device_name(bs1
));
6119 if (saved_vm_running
)
6123 void do_loadvm(const char *name
)
6125 BlockDriverState
*bs
, *bs1
;
6126 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6129 int saved_vm_running
;
6131 bs
= get_bs_snapshots();
6133 term_printf("No block device supports snapshots\n");
6137 /* Flush all IO requests so they don't interfere with the new state. */
6140 saved_vm_running
= vm_running
;
6143 for(i
= 0; i
<= nb_drives
; i
++) {
6144 bs1
= drives_table
[i
].bdrv
;
6145 if (bdrv_has_snapshot(bs1
)) {
6146 ret
= bdrv_snapshot_goto(bs1
, name
);
6149 term_printf("Warning: ");
6152 term_printf("Snapshots not supported on device '%s'\n",
6153 bdrv_get_device_name(bs1
));
6156 term_printf("Could not find snapshot '%s' on device '%s'\n",
6157 name
, bdrv_get_device_name(bs1
));
6160 term_printf("Error %d while activating snapshot on '%s'\n",
6161 ret
, bdrv_get_device_name(bs1
));
6164 /* fatal on snapshot block device */
6171 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6172 term_printf("Device %s does not support VM state snapshots\n",
6173 bdrv_get_device_name(bs
));
6177 /* restore the VM state */
6178 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
6180 term_printf("Could not open VM state file\n");
6183 ret
= qemu_loadvm_state(f
);
6186 term_printf("Error %d while loading VM state\n", ret
);
6189 if (saved_vm_running
)
6193 void do_delvm(const char *name
)
6195 BlockDriverState
*bs
, *bs1
;
6198 bs
= get_bs_snapshots();
6200 term_printf("No block device supports snapshots\n");
6204 for(i
= 0; i
<= nb_drives
; i
++) {
6205 bs1
= drives_table
[i
].bdrv
;
6206 if (bdrv_has_snapshot(bs1
)) {
6207 ret
= bdrv_snapshot_delete(bs1
, name
);
6209 if (ret
== -ENOTSUP
)
6210 term_printf("Snapshots not supported on device '%s'\n",
6211 bdrv_get_device_name(bs1
));
6213 term_printf("Error %d while deleting snapshot on '%s'\n",
6214 ret
, bdrv_get_device_name(bs1
));
6220 void do_info_snapshots(void)
6222 BlockDriverState
*bs
, *bs1
;
6223 QEMUSnapshotInfo
*sn_tab
, *sn
;
6227 bs
= get_bs_snapshots();
6229 term_printf("No available block device supports snapshots\n");
6232 term_printf("Snapshot devices:");
6233 for(i
= 0; i
<= nb_drives
; i
++) {
6234 bs1
= drives_table
[i
].bdrv
;
6235 if (bdrv_has_snapshot(bs1
)) {
6237 term_printf(" %s", bdrv_get_device_name(bs1
));
6242 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6244 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
6247 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
6248 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
6249 for(i
= 0; i
< nb_sns
; i
++) {
6251 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
6256 /***********************************************************/
6257 /* cpu save/restore */
6259 #if defined(TARGET_I386)
6261 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
6263 qemu_put_be32(f
, dt
->selector
);
6264 qemu_put_betl(f
, dt
->base
);
6265 qemu_put_be32(f
, dt
->limit
);
6266 qemu_put_be32(f
, dt
->flags
);
6269 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
6271 dt
->selector
= qemu_get_be32(f
);
6272 dt
->base
= qemu_get_betl(f
);
6273 dt
->limit
= qemu_get_be32(f
);
6274 dt
->flags
= qemu_get_be32(f
);
6277 void cpu_save(QEMUFile
*f
, void *opaque
)
6279 CPUState
*env
= opaque
;
6280 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
6284 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6285 qemu_put_betls(f
, &env
->regs
[i
]);
6286 qemu_put_betls(f
, &env
->eip
);
6287 qemu_put_betls(f
, &env
->eflags
);
6288 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
6289 qemu_put_be32s(f
, &hflags
);
6293 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
6295 for(i
= 0; i
< 8; i
++) {
6296 fptag
|= ((!env
->fptags
[i
]) << i
);
6299 qemu_put_be16s(f
, &fpuc
);
6300 qemu_put_be16s(f
, &fpus
);
6301 qemu_put_be16s(f
, &fptag
);
6303 #ifdef USE_X86LDOUBLE
6308 qemu_put_be16s(f
, &fpregs_format
);
6310 for(i
= 0; i
< 8; i
++) {
6311 #ifdef USE_X86LDOUBLE
6315 /* we save the real CPU data (in case of MMX usage only 'mant'
6316 contains the MMX register */
6317 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
6318 qemu_put_be64(f
, mant
);
6319 qemu_put_be16(f
, exp
);
6322 /* if we use doubles for float emulation, we save the doubles to
6323 avoid losing information in case of MMX usage. It can give
6324 problems if the image is restored on a CPU where long
6325 doubles are used instead. */
6326 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
6330 for(i
= 0; i
< 6; i
++)
6331 cpu_put_seg(f
, &env
->segs
[i
]);
6332 cpu_put_seg(f
, &env
->ldt
);
6333 cpu_put_seg(f
, &env
->tr
);
6334 cpu_put_seg(f
, &env
->gdt
);
6335 cpu_put_seg(f
, &env
->idt
);
6337 qemu_put_be32s(f
, &env
->sysenter_cs
);
6338 qemu_put_be32s(f
, &env
->sysenter_esp
);
6339 qemu_put_be32s(f
, &env
->sysenter_eip
);
6341 qemu_put_betls(f
, &env
->cr
[0]);
6342 qemu_put_betls(f
, &env
->cr
[2]);
6343 qemu_put_betls(f
, &env
->cr
[3]);
6344 qemu_put_betls(f
, &env
->cr
[4]);
6346 for(i
= 0; i
< 8; i
++)
6347 qemu_put_betls(f
, &env
->dr
[i
]);
6350 qemu_put_be32s(f
, &env
->a20_mask
);
6353 qemu_put_be32s(f
, &env
->mxcsr
);
6354 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6355 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6356 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6359 #ifdef TARGET_X86_64
6360 qemu_put_be64s(f
, &env
->efer
);
6361 qemu_put_be64s(f
, &env
->star
);
6362 qemu_put_be64s(f
, &env
->lstar
);
6363 qemu_put_be64s(f
, &env
->cstar
);
6364 qemu_put_be64s(f
, &env
->fmask
);
6365 qemu_put_be64s(f
, &env
->kernelgsbase
);
6367 qemu_put_be32s(f
, &env
->smbase
);
6370 #ifdef USE_X86LDOUBLE
6371 /* XXX: add that in a FPU generic layer */
6372 union x86_longdouble
{
6377 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6378 #define EXPBIAS1 1023
6379 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6380 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6382 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
6386 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
6387 /* exponent + sign */
6388 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
6389 e
|= SIGND1(temp
) >> 16;
6394 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6396 CPUState
*env
= opaque
;
6399 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
6401 if (version_id
!= 3 && version_id
!= 4)
6403 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6404 qemu_get_betls(f
, &env
->regs
[i
]);
6405 qemu_get_betls(f
, &env
->eip
);
6406 qemu_get_betls(f
, &env
->eflags
);
6407 qemu_get_be32s(f
, &hflags
);
6409 qemu_get_be16s(f
, &fpuc
);
6410 qemu_get_be16s(f
, &fpus
);
6411 qemu_get_be16s(f
, &fptag
);
6412 qemu_get_be16s(f
, &fpregs_format
);
6414 /* NOTE: we cannot always restore the FPU state if the image come
6415 from a host with a different 'USE_X86LDOUBLE' define. We guess
6416 if we are in an MMX state to restore correctly in that case. */
6417 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
6418 for(i
= 0; i
< 8; i
++) {
6422 switch(fpregs_format
) {
6424 mant
= qemu_get_be64(f
);
6425 exp
= qemu_get_be16(f
);
6426 #ifdef USE_X86LDOUBLE
6427 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6429 /* difficult case */
6431 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6433 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6437 mant
= qemu_get_be64(f
);
6438 #ifdef USE_X86LDOUBLE
6440 union x86_longdouble
*p
;
6441 /* difficult case */
6442 p
= (void *)&env
->fpregs
[i
];
6447 fp64_to_fp80(p
, mant
);
6451 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6460 /* XXX: restore FPU round state */
6461 env
->fpstt
= (fpus
>> 11) & 7;
6462 env
->fpus
= fpus
& ~0x3800;
6464 for(i
= 0; i
< 8; i
++) {
6465 env
->fptags
[i
] = (fptag
>> i
) & 1;
6468 for(i
= 0; i
< 6; i
++)
6469 cpu_get_seg(f
, &env
->segs
[i
]);
6470 cpu_get_seg(f
, &env
->ldt
);
6471 cpu_get_seg(f
, &env
->tr
);
6472 cpu_get_seg(f
, &env
->gdt
);
6473 cpu_get_seg(f
, &env
->idt
);
6475 qemu_get_be32s(f
, &env
->sysenter_cs
);
6476 qemu_get_be32s(f
, &env
->sysenter_esp
);
6477 qemu_get_be32s(f
, &env
->sysenter_eip
);
6479 qemu_get_betls(f
, &env
->cr
[0]);
6480 qemu_get_betls(f
, &env
->cr
[2]);
6481 qemu_get_betls(f
, &env
->cr
[3]);
6482 qemu_get_betls(f
, &env
->cr
[4]);
6484 for(i
= 0; i
< 8; i
++)
6485 qemu_get_betls(f
, &env
->dr
[i
]);
6488 qemu_get_be32s(f
, &env
->a20_mask
);
6490 qemu_get_be32s(f
, &env
->mxcsr
);
6491 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6492 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6493 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6496 #ifdef TARGET_X86_64
6497 qemu_get_be64s(f
, &env
->efer
);
6498 qemu_get_be64s(f
, &env
->star
);
6499 qemu_get_be64s(f
, &env
->lstar
);
6500 qemu_get_be64s(f
, &env
->cstar
);
6501 qemu_get_be64s(f
, &env
->fmask
);
6502 qemu_get_be64s(f
, &env
->kernelgsbase
);
6504 if (version_id
>= 4)
6505 qemu_get_be32s(f
, &env
->smbase
);
6507 /* XXX: compute hflags from scratch, except for CPL and IIF */
6508 env
->hflags
= hflags
;
6513 #elif defined(TARGET_PPC)
6514 void cpu_save(QEMUFile
*f
, void *opaque
)
6518 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6523 #elif defined(TARGET_MIPS)
6524 void cpu_save(QEMUFile
*f
, void *opaque
)
6528 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6533 #elif defined(TARGET_SPARC)
6534 void cpu_save(QEMUFile
*f
, void *opaque
)
6536 CPUState
*env
= opaque
;
6540 for(i
= 0; i
< 8; i
++)
6541 qemu_put_betls(f
, &env
->gregs
[i
]);
6542 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6543 qemu_put_betls(f
, &env
->regbase
[i
]);
6546 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6552 qemu_put_be32(f
, u
.i
);
6555 qemu_put_betls(f
, &env
->pc
);
6556 qemu_put_betls(f
, &env
->npc
);
6557 qemu_put_betls(f
, &env
->y
);
6559 qemu_put_be32(f
, tmp
);
6560 qemu_put_betls(f
, &env
->fsr
);
6561 qemu_put_betls(f
, &env
->tbr
);
6562 #ifndef TARGET_SPARC64
6563 qemu_put_be32s(f
, &env
->wim
);
6565 for(i
= 0; i
< 16; i
++)
6566 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
6570 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6572 CPUState
*env
= opaque
;
6576 for(i
= 0; i
< 8; i
++)
6577 qemu_get_betls(f
, &env
->gregs
[i
]);
6578 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6579 qemu_get_betls(f
, &env
->regbase
[i
]);
6582 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6587 u
.i
= qemu_get_be32(f
);
6591 qemu_get_betls(f
, &env
->pc
);
6592 qemu_get_betls(f
, &env
->npc
);
6593 qemu_get_betls(f
, &env
->y
);
6594 tmp
= qemu_get_be32(f
);
6595 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
6596 correctly updated */
6598 qemu_get_betls(f
, &env
->fsr
);
6599 qemu_get_betls(f
, &env
->tbr
);
6600 #ifndef TARGET_SPARC64
6601 qemu_get_be32s(f
, &env
->wim
);
6603 for(i
= 0; i
< 16; i
++)
6604 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
6610 #elif defined(TARGET_ARM)
6612 void cpu_save(QEMUFile
*f
, void *opaque
)
6615 CPUARMState
*env
= (CPUARMState
*)opaque
;
6617 for (i
= 0; i
< 16; i
++) {
6618 qemu_put_be32(f
, env
->regs
[i
]);
6620 qemu_put_be32(f
, cpsr_read(env
));
6621 qemu_put_be32(f
, env
->spsr
);
6622 for (i
= 0; i
< 6; i
++) {
6623 qemu_put_be32(f
, env
->banked_spsr
[i
]);
6624 qemu_put_be32(f
, env
->banked_r13
[i
]);
6625 qemu_put_be32(f
, env
->banked_r14
[i
]);
6627 for (i
= 0; i
< 5; i
++) {
6628 qemu_put_be32(f
, env
->usr_regs
[i
]);
6629 qemu_put_be32(f
, env
->fiq_regs
[i
]);
6631 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
6632 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
6633 qemu_put_be32(f
, env
->cp15
.c1_sys
);
6634 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
6635 qemu_put_be32(f
, env
->cp15
.c1_xscaleauxcr
);
6636 qemu_put_be32(f
, env
->cp15
.c2_base0
);
6637 qemu_put_be32(f
, env
->cp15
.c2_base1
);
6638 qemu_put_be32(f
, env
->cp15
.c2_mask
);
6639 qemu_put_be32(f
, env
->cp15
.c2_data
);
6640 qemu_put_be32(f
, env
->cp15
.c2_insn
);
6641 qemu_put_be32(f
, env
->cp15
.c3
);
6642 qemu_put_be32(f
, env
->cp15
.c5_insn
);
6643 qemu_put_be32(f
, env
->cp15
.c5_data
);
6644 for (i
= 0; i
< 8; i
++) {
6645 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
6647 qemu_put_be32(f
, env
->cp15
.c6_insn
);
6648 qemu_put_be32(f
, env
->cp15
.c6_data
);
6649 qemu_put_be32(f
, env
->cp15
.c9_insn
);
6650 qemu_put_be32(f
, env
->cp15
.c9_data
);
6651 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
6652 qemu_put_be32(f
, env
->cp15
.c13_context
);
6653 qemu_put_be32(f
, env
->cp15
.c13_tls1
);
6654 qemu_put_be32(f
, env
->cp15
.c13_tls2
);
6655 qemu_put_be32(f
, env
->cp15
.c13_tls3
);
6656 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
6658 qemu_put_be32(f
, env
->features
);
6660 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6661 for (i
= 0; i
< 16; i
++) {
6663 u
.d
= env
->vfp
.regs
[i
];
6664 qemu_put_be32(f
, u
.l
.upper
);
6665 qemu_put_be32(f
, u
.l
.lower
);
6667 for (i
= 0; i
< 16; i
++) {
6668 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
6671 /* TODO: Should use proper FPSCR access functions. */
6672 qemu_put_be32(f
, env
->vfp
.vec_len
);
6673 qemu_put_be32(f
, env
->vfp
.vec_stride
);
6675 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6676 for (i
= 16; i
< 32; i
++) {
6678 u
.d
= env
->vfp
.regs
[i
];
6679 qemu_put_be32(f
, u
.l
.upper
);
6680 qemu_put_be32(f
, u
.l
.lower
);
6685 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6686 for (i
= 0; i
< 16; i
++) {
6687 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
6689 for (i
= 0; i
< 16; i
++) {
6690 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
6694 if (arm_feature(env
, ARM_FEATURE_M
)) {
6695 qemu_put_be32(f
, env
->v7m
.other_sp
);
6696 qemu_put_be32(f
, env
->v7m
.vecbase
);
6697 qemu_put_be32(f
, env
->v7m
.basepri
);
6698 qemu_put_be32(f
, env
->v7m
.control
);
6699 qemu_put_be32(f
, env
->v7m
.current_sp
);
6700 qemu_put_be32(f
, env
->v7m
.exception
);
6704 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6706 CPUARMState
*env
= (CPUARMState
*)opaque
;
6709 if (version_id
!= ARM_CPU_SAVE_VERSION
)
6712 for (i
= 0; i
< 16; i
++) {
6713 env
->regs
[i
] = qemu_get_be32(f
);
6715 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
6716 env
->spsr
= qemu_get_be32(f
);
6717 for (i
= 0; i
< 6; i
++) {
6718 env
->banked_spsr
[i
] = qemu_get_be32(f
);
6719 env
->banked_r13
[i
] = qemu_get_be32(f
);
6720 env
->banked_r14
[i
] = qemu_get_be32(f
);
6722 for (i
= 0; i
< 5; i
++) {
6723 env
->usr_regs
[i
] = qemu_get_be32(f
);
6724 env
->fiq_regs
[i
] = qemu_get_be32(f
);
6726 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
6727 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
6728 env
->cp15
.c1_sys
= qemu_get_be32(f
);
6729 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
6730 env
->cp15
.c1_xscaleauxcr
= qemu_get_be32(f
);
6731 env
->cp15
.c2_base0
= qemu_get_be32(f
);
6732 env
->cp15
.c2_base1
= qemu_get_be32(f
);
6733 env
->cp15
.c2_mask
= qemu_get_be32(f
);
6734 env
->cp15
.c2_data
= qemu_get_be32(f
);
6735 env
->cp15
.c2_insn
= qemu_get_be32(f
);
6736 env
->cp15
.c3
= qemu_get_be32(f
);
6737 env
->cp15
.c5_insn
= qemu_get_be32(f
);
6738 env
->cp15
.c5_data
= qemu_get_be32(f
);
6739 for (i
= 0; i
< 8; i
++) {
6740 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
6742 env
->cp15
.c6_insn
= qemu_get_be32(f
);
6743 env
->cp15
.c6_data
= qemu_get_be32(f
);
6744 env
->cp15
.c9_insn
= qemu_get_be32(f
);
6745 env
->cp15
.c9_data
= qemu_get_be32(f
);
6746 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
6747 env
->cp15
.c13_context
= qemu_get_be32(f
);
6748 env
->cp15
.c13_tls1
= qemu_get_be32(f
);
6749 env
->cp15
.c13_tls2
= qemu_get_be32(f
);
6750 env
->cp15
.c13_tls3
= qemu_get_be32(f
);
6751 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
6753 env
->features
= qemu_get_be32(f
);
6755 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6756 for (i
= 0; i
< 16; i
++) {
6758 u
.l
.upper
= qemu_get_be32(f
);
6759 u
.l
.lower
= qemu_get_be32(f
);
6760 env
->vfp
.regs
[i
] = u
.d
;
6762 for (i
= 0; i
< 16; i
++) {
6763 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
6766 /* TODO: Should use proper FPSCR access functions. */
6767 env
->vfp
.vec_len
= qemu_get_be32(f
);
6768 env
->vfp
.vec_stride
= qemu_get_be32(f
);
6770 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6771 for (i
= 0; i
< 16; i
++) {
6773 u
.l
.upper
= qemu_get_be32(f
);
6774 u
.l
.lower
= qemu_get_be32(f
);
6775 env
->vfp
.regs
[i
] = u
.d
;
6780 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6781 for (i
= 0; i
< 16; i
++) {
6782 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
6784 for (i
= 0; i
< 16; i
++) {
6785 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
6789 if (arm_feature(env
, ARM_FEATURE_M
)) {
6790 env
->v7m
.other_sp
= qemu_get_be32(f
);
6791 env
->v7m
.vecbase
= qemu_get_be32(f
);
6792 env
->v7m
.basepri
= qemu_get_be32(f
);
6793 env
->v7m
.control
= qemu_get_be32(f
);
6794 env
->v7m
.current_sp
= qemu_get_be32(f
);
6795 env
->v7m
.exception
= qemu_get_be32(f
);
6803 //#warning No CPU save/restore functions
6807 /***********************************************************/
6808 /* ram save/restore */
6810 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
6814 v
= qemu_get_byte(f
);
6817 if (qemu_get_buffer(f
, buf
, len
) != len
)
6821 v
= qemu_get_byte(f
);
6822 memset(buf
, v
, len
);
6830 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
6834 if (qemu_get_be32(f
) != phys_ram_size
)
6836 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
6837 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
6844 #define BDRV_HASH_BLOCK_SIZE 1024
6845 #define IOBUF_SIZE 4096
6846 #define RAM_CBLOCK_MAGIC 0xfabe
6848 typedef struct RamCompressState
{
6851 uint8_t buf
[IOBUF_SIZE
];
6854 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
6857 memset(s
, 0, sizeof(*s
));
6859 ret
= deflateInit2(&s
->zstream
, 1,
6861 9, Z_DEFAULT_STRATEGY
);
6864 s
->zstream
.avail_out
= IOBUF_SIZE
;
6865 s
->zstream
.next_out
= s
->buf
;
6869 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
6871 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
6872 qemu_put_be16(s
->f
, len
);
6873 qemu_put_buffer(s
->f
, buf
, len
);
6876 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
6880 s
->zstream
.avail_in
= len
;
6881 s
->zstream
.next_in
= (uint8_t *)buf
;
6882 while (s
->zstream
.avail_in
> 0) {
6883 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
6886 if (s
->zstream
.avail_out
== 0) {
6887 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
6888 s
->zstream
.avail_out
= IOBUF_SIZE
;
6889 s
->zstream
.next_out
= s
->buf
;
6895 static void ram_compress_close(RamCompressState
*s
)
6899 /* compress last bytes */
6901 ret
= deflate(&s
->zstream
, Z_FINISH
);
6902 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
6903 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
6905 ram_put_cblock(s
, s
->buf
, len
);
6907 s
->zstream
.avail_out
= IOBUF_SIZE
;
6908 s
->zstream
.next_out
= s
->buf
;
6909 if (ret
== Z_STREAM_END
)
6916 deflateEnd(&s
->zstream
);
6919 typedef struct RamDecompressState
{
6922 uint8_t buf
[IOBUF_SIZE
];
6923 } RamDecompressState
;
6925 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
6928 memset(s
, 0, sizeof(*s
));
6930 ret
= inflateInit(&s
->zstream
);
6936 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
6940 s
->zstream
.avail_out
= len
;
6941 s
->zstream
.next_out
= buf
;
6942 while (s
->zstream
.avail_out
> 0) {
6943 if (s
->zstream
.avail_in
== 0) {
6944 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
6946 clen
= qemu_get_be16(s
->f
);
6947 if (clen
> IOBUF_SIZE
)
6949 qemu_get_buffer(s
->f
, s
->buf
, clen
);
6950 s
->zstream
.avail_in
= clen
;
6951 s
->zstream
.next_in
= s
->buf
;
6953 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
6954 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
6961 static void ram_decompress_close(RamDecompressState
*s
)
6963 inflateEnd(&s
->zstream
);
6966 static void ram_save(QEMUFile
*f
, void *opaque
)
6969 RamCompressState s1
, *s
= &s1
;
6972 qemu_put_be32(f
, phys_ram_size
);
6973 if (ram_compress_open(s
, f
) < 0)
6975 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
6977 if (tight_savevm_enabled
) {
6981 /* find if the memory block is available on a virtual
6984 for(j
= 0; j
< nb_drives
; j
++) {
6985 sector_num
= bdrv_hash_find(drives_table
[j
].bdrv
,
6987 BDRV_HASH_BLOCK_SIZE
);
6988 if (sector_num
>= 0)
6992 goto normal_compress
;
6995 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
6996 ram_compress_buf(s
, buf
, 10);
7002 ram_compress_buf(s
, buf
, 1);
7003 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
7006 ram_compress_close(s
);
7009 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
7011 RamDecompressState s1
, *s
= &s1
;
7015 if (version_id
== 1)
7016 return ram_load_v1(f
, opaque
);
7017 if (version_id
!= 2)
7019 if (qemu_get_be32(f
) != phys_ram_size
)
7021 if (ram_decompress_open(s
, f
) < 0)
7023 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7024 if (ram_decompress_buf(s
, buf
, 1) < 0) {
7025 fprintf(stderr
, "Error while reading ram block header\n");
7029 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
7030 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
7039 ram_decompress_buf(s
, buf
+ 1, 9);
7041 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
7042 if (bs_index
>= nb_drives
) {
7043 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
7046 if (bdrv_read(drives_table
[bs_index
].bdrv
, sector_num
,
7048 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
7049 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
7050 bs_index
, sector_num
);
7057 printf("Error block header\n");
7061 ram_decompress_close(s
);
7065 /***********************************************************/
7066 /* bottom halves (can be seen as timers which expire ASAP) */
7075 static QEMUBH
*first_bh
= NULL
;
7077 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
7080 bh
= qemu_mallocz(sizeof(QEMUBH
));
7084 bh
->opaque
= opaque
;
7088 int qemu_bh_poll(void)
7107 void qemu_bh_schedule(QEMUBH
*bh
)
7109 CPUState
*env
= cpu_single_env
;
7113 bh
->next
= first_bh
;
7116 /* stop the currently executing CPU to execute the BH ASAP */
7118 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
7122 void qemu_bh_cancel(QEMUBH
*bh
)
7125 if (bh
->scheduled
) {
7128 pbh
= &(*pbh
)->next
;
7134 void qemu_bh_delete(QEMUBH
*bh
)
7140 /***********************************************************/
7141 /* machine registration */
7143 QEMUMachine
*first_machine
= NULL
;
7145 int qemu_register_machine(QEMUMachine
*m
)
7148 pm
= &first_machine
;
7156 static QEMUMachine
*find_machine(const char *name
)
7160 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7161 if (!strcmp(m
->name
, name
))
7167 /***********************************************************/
7168 /* main execution loop */
7170 static void gui_update(void *opaque
)
7172 DisplayState
*ds
= opaque
;
7173 ds
->dpy_refresh(ds
);
7174 qemu_mod_timer(ds
->gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
7177 struct vm_change_state_entry
{
7178 VMChangeStateHandler
*cb
;
7180 LIST_ENTRY (vm_change_state_entry
) entries
;
7183 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
7185 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
7188 VMChangeStateEntry
*e
;
7190 e
= qemu_mallocz(sizeof (*e
));
7196 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
7200 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
7202 LIST_REMOVE (e
, entries
);
7206 static void vm_state_notify(int running
)
7208 VMChangeStateEntry
*e
;
7210 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
7211 e
->cb(e
->opaque
, running
);
7215 /* XXX: support several handlers */
7216 static VMStopHandler
*vm_stop_cb
;
7217 static void *vm_stop_opaque
;
7219 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7222 vm_stop_opaque
= opaque
;
7226 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7237 qemu_rearm_alarm_timer(alarm_timer
);
7241 void vm_stop(int reason
)
7244 cpu_disable_ticks();
7248 vm_stop_cb(vm_stop_opaque
, reason
);
7255 /* reset/shutdown handler */
7257 typedef struct QEMUResetEntry
{
7258 QEMUResetHandler
*func
;
7260 struct QEMUResetEntry
*next
;
7263 static QEMUResetEntry
*first_reset_entry
;
7264 static int reset_requested
;
7265 static int shutdown_requested
;
7266 static int powerdown_requested
;
7268 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
7270 QEMUResetEntry
**pre
, *re
;
7272 pre
= &first_reset_entry
;
7273 while (*pre
!= NULL
)
7274 pre
= &(*pre
)->next
;
7275 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
7277 re
->opaque
= opaque
;
7282 static void qemu_system_reset(void)
7286 /* reset all devices */
7287 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
7288 re
->func(re
->opaque
);
7292 void qemu_system_reset_request(void)
7295 shutdown_requested
= 1;
7297 reset_requested
= 1;
7300 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7303 void qemu_system_shutdown_request(void)
7305 shutdown_requested
= 1;
7307 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7310 void qemu_system_powerdown_request(void)
7312 powerdown_requested
= 1;
7314 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7317 void main_loop_wait(int timeout
)
7319 IOHandlerRecord
*ioh
;
7320 fd_set rfds
, wfds
, xfds
;
7329 /* XXX: need to suppress polling by better using win32 events */
7331 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
7332 ret
|= pe
->func(pe
->opaque
);
7337 WaitObjects
*w
= &wait_objects
;
7339 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
7340 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
7341 if (w
->func
[ret
- WAIT_OBJECT_0
])
7342 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
7344 /* Check for additional signaled events */
7345 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
7347 /* Check if event is signaled */
7348 ret2
= WaitForSingleObject(w
->events
[i
], 0);
7349 if(ret2
== WAIT_OBJECT_0
) {
7351 w
->func
[i
](w
->opaque
[i
]);
7352 } else if (ret2
== WAIT_TIMEOUT
) {
7354 err
= GetLastError();
7355 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
7358 } else if (ret
== WAIT_TIMEOUT
) {
7360 err
= GetLastError();
7361 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
7365 /* poll any events */
7366 /* XXX: separate device handlers from system ones */
7371 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7375 (!ioh
->fd_read_poll
||
7376 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
7377 FD_SET(ioh
->fd
, &rfds
);
7381 if (ioh
->fd_write
) {
7382 FD_SET(ioh
->fd
, &wfds
);
7392 tv
.tv_usec
= timeout
* 1000;
7394 #if defined(CONFIG_SLIRP)
7396 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
7399 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
7401 IOHandlerRecord
**pioh
;
7403 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7404 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
7405 ioh
->fd_read(ioh
->opaque
);
7407 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
7408 ioh
->fd_write(ioh
->opaque
);
7412 /* remove deleted IO handlers */
7413 pioh
= &first_io_handler
;
7423 #if defined(CONFIG_SLIRP)
7430 slirp_select_poll(&rfds
, &wfds
, &xfds
);
7436 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
7437 qemu_get_clock(vm_clock
));
7438 /* run dma transfers, if any */
7442 /* real time timers */
7443 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
7444 qemu_get_clock(rt_clock
));
7446 if (alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) {
7447 alarm_timer
->flags
&= ~(ALARM_FLAG_EXPIRED
);
7448 qemu_rearm_alarm_timer(alarm_timer
);
7451 /* Check bottom-halves last in case any of the earlier events triggered
7457 static int main_loop(void)
7460 #ifdef CONFIG_PROFILER
7465 cur_cpu
= first_cpu
;
7466 next_cpu
= cur_cpu
->next_cpu
?: first_cpu
;
7473 #ifdef CONFIG_PROFILER
7474 ti
= profile_getclock();
7476 ret
= cpu_exec(env
);
7477 #ifdef CONFIG_PROFILER
7478 qemu_time
+= profile_getclock() - ti
;
7480 next_cpu
= env
->next_cpu
?: first_cpu
;
7481 if (event_pending
) {
7482 ret
= EXCP_INTERRUPT
;
7486 if (ret
== EXCP_HLT
) {
7487 /* Give the next CPU a chance to run. */
7491 if (ret
!= EXCP_HALTED
)
7493 /* all CPUs are halted ? */
7499 if (shutdown_requested
) {
7500 ret
= EXCP_INTERRUPT
;
7503 if (reset_requested
) {
7504 reset_requested
= 0;
7505 qemu_system_reset();
7506 ret
= EXCP_INTERRUPT
;
7508 if (powerdown_requested
) {
7509 powerdown_requested
= 0;
7510 qemu_system_powerdown();
7511 ret
= EXCP_INTERRUPT
;
7513 if (ret
== EXCP_DEBUG
) {
7514 vm_stop(EXCP_DEBUG
);
7516 /* If all cpus are halted then wait until the next IRQ */
7517 /* XXX: use timeout computed from timers */
7518 if (ret
== EXCP_HALTED
)
7525 #ifdef CONFIG_PROFILER
7526 ti
= profile_getclock();
7528 main_loop_wait(timeout
);
7529 #ifdef CONFIG_PROFILER
7530 dev_time
+= profile_getclock() - ti
;
7533 cpu_disable_ticks();
7537 static void help(int exitcode
)
7539 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n"
7540 "usage: %s [options] [disk_image]\n"
7542 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7544 "Standard options:\n"
7545 "-M machine select emulated machine (-M ? for list)\n"
7546 "-cpu cpu select CPU (-cpu ? for list)\n"
7547 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7548 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7549 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7550 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7551 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7552 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]"
7553 " [,cache=on|off]\n"
7554 " use 'file' as a drive image\n"
7555 "-mtdblock file use 'file' as on-board Flash memory image\n"
7556 "-sd file use 'file' as SecureDigital card image\n"
7557 "-pflash file use 'file' as a parallel flash image\n"
7558 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7559 "-snapshot write to temporary files instead of disk image files\n"
7561 "-no-frame open SDL window without a frame and window decorations\n"
7562 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7563 "-no-quit disable SDL window close capability\n"
7566 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7568 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7569 "-smp n set the number of CPUs to 'n' [default=1]\n"
7570 "-nographic disable graphical output and redirect serial I/Os to console\n"
7571 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7573 "-k language use keyboard layout (for example \"fr\" for French)\n"
7576 "-audio-help print list of audio drivers and their options\n"
7577 "-soundhw c1,... enable audio support\n"
7578 " and only specified sound cards (comma separated list)\n"
7579 " use -soundhw ? to get the list of supported cards\n"
7580 " use -soundhw all to enable all of them\n"
7582 "-localtime set the real time clock to local time [default=utc]\n"
7583 "-full-screen start in full screen\n"
7585 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7587 "-usb enable the USB driver (will be the default soon)\n"
7588 "-usbdevice name add the host or guest USB device 'name'\n"
7589 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7590 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7592 "-name string set the name of the guest\n"
7594 "Network options:\n"
7595 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7596 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7598 "-net user[,vlan=n][,hostname=host]\n"
7599 " connect the user mode network stack to VLAN 'n' and send\n"
7600 " hostname 'host' to DHCP clients\n"
7603 "-net tap[,vlan=n],ifname=name\n"
7604 " connect the host TAP network interface to VLAN 'n'\n"
7606 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
7607 " connect the host TAP network interface to VLAN 'n' and use the\n"
7608 " network scripts 'file' (default=%s)\n"
7609 " and 'dfile' (default=%s);\n"
7610 " use '[down]script=no' to disable script execution;\n"
7611 " use 'fd=h' to connect to an already opened TAP interface\n"
7613 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7614 " connect the vlan 'n' to another VLAN using a socket connection\n"
7615 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
7616 " connect the vlan 'n' to multicast maddr and port\n"
7617 "-net none use it alone to have zero network devices; if no -net option\n"
7618 " is provided, the default is '-net nic -net user'\n"
7621 "-tftp dir allow tftp access to files in dir [-net user]\n"
7622 "-bootp file advertise file in BOOTP replies\n"
7624 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
7626 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7627 " redirect TCP or UDP connections from host to guest [-net user]\n"
7630 "Linux boot specific:\n"
7631 "-kernel bzImage use 'bzImage' as kernel image\n"
7632 "-append cmdline use 'cmdline' as kernel command line\n"
7633 "-initrd file use 'file' as initial ram disk\n"
7635 "Debug/Expert options:\n"
7636 "-monitor dev redirect the monitor to char device 'dev'\n"
7637 "-serial dev redirect the serial port to char device 'dev'\n"
7638 "-parallel dev redirect the parallel port to char device 'dev'\n"
7639 "-pidfile file Write PID to 'file'\n"
7640 "-S freeze CPU at startup (use 'c' to start execution)\n"
7641 "-s wait gdb connection to port\n"
7642 "-p port set gdb connection port [default=%s]\n"
7643 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
7644 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
7645 " translation (t=none or lba) (usually qemu can guess them)\n"
7646 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
7648 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
7649 "-no-kqemu disable KQEMU kernel module usage\n"
7652 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
7653 " (default is CL-GD5446 PCI VGA)\n"
7654 "-no-acpi disable ACPI\n"
7656 #ifdef CONFIG_CURSES
7657 "-curses use a curses/ncurses interface instead of SDL\n"
7659 "-no-reboot exit instead of rebooting\n"
7660 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
7661 "-vnc display start a VNC server on display\n"
7663 "-daemonize daemonize QEMU after initializing\n"
7665 "-option-rom rom load a file, rom, into the option ROM space\n"
7667 "-prom-env variable=value set OpenBIOS nvram variables\n"
7669 "-clock force the use of the given methods for timer alarm.\n"
7670 " To see what timers are available use -clock help\n"
7671 "-startdate select initial date of the clock\n"
7673 "During emulation, the following keys are useful:\n"
7674 "ctrl-alt-f toggle full screen\n"
7675 "ctrl-alt-n switch to virtual console 'n'\n"
7676 "ctrl-alt toggle mouse and keyboard grab\n"
7678 "When using -nographic, press 'ctrl-a h' to get some help.\n"
7683 DEFAULT_NETWORK_SCRIPT
,
7684 DEFAULT_NETWORK_DOWN_SCRIPT
,
7686 DEFAULT_GDBSTUB_PORT
,
7691 #define HAS_ARG 0x0001
7706 QEMU_OPTION_mtdblock
,
7710 QEMU_OPTION_snapshot
,
7712 QEMU_OPTION_no_fd_bootchk
,
7715 QEMU_OPTION_nographic
,
7716 QEMU_OPTION_portrait
,
7718 QEMU_OPTION_audio_help
,
7719 QEMU_OPTION_soundhw
,
7739 QEMU_OPTION_no_code_copy
,
7741 QEMU_OPTION_localtime
,
7742 QEMU_OPTION_cirrusvga
,
7745 QEMU_OPTION_std_vga
,
7747 QEMU_OPTION_monitor
,
7749 QEMU_OPTION_parallel
,
7751 QEMU_OPTION_full_screen
,
7752 QEMU_OPTION_no_frame
,
7753 QEMU_OPTION_alt_grab
,
7754 QEMU_OPTION_no_quit
,
7755 QEMU_OPTION_pidfile
,
7756 QEMU_OPTION_no_kqemu
,
7757 QEMU_OPTION_kernel_kqemu
,
7758 QEMU_OPTION_win2k_hack
,
7760 QEMU_OPTION_usbdevice
,
7763 QEMU_OPTION_no_acpi
,
7765 QEMU_OPTION_no_reboot
,
7766 QEMU_OPTION_show_cursor
,
7767 QEMU_OPTION_daemonize
,
7768 QEMU_OPTION_option_rom
,
7769 QEMU_OPTION_semihosting
,
7771 QEMU_OPTION_prom_env
,
7772 QEMU_OPTION_old_param
,
7774 QEMU_OPTION_startdate
,
7777 typedef struct QEMUOption
{
7783 const QEMUOption qemu_options
[] = {
7784 { "h", 0, QEMU_OPTION_h
},
7785 { "help", 0, QEMU_OPTION_h
},
7787 { "M", HAS_ARG
, QEMU_OPTION_M
},
7788 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
7789 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
7790 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
7791 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
7792 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
7793 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
7794 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
7795 { "drive", HAS_ARG
, QEMU_OPTION_drive
},
7796 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
7797 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
7798 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
7799 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
7800 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
7801 { "snapshot", 0, QEMU_OPTION_snapshot
},
7803 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
7805 { "m", HAS_ARG
, QEMU_OPTION_m
},
7806 { "nographic", 0, QEMU_OPTION_nographic
},
7807 { "portrait", 0, QEMU_OPTION_portrait
},
7808 { "k", HAS_ARG
, QEMU_OPTION_k
},
7810 { "audio-help", 0, QEMU_OPTION_audio_help
},
7811 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
7814 { "net", HAS_ARG
, QEMU_OPTION_net
},
7816 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
7817 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
7819 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
7821 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
7824 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
7825 { "append", HAS_ARG
, QEMU_OPTION_append
},
7826 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
7828 { "S", 0, QEMU_OPTION_S
},
7829 { "s", 0, QEMU_OPTION_s
},
7830 { "p", HAS_ARG
, QEMU_OPTION_p
},
7831 { "d", HAS_ARG
, QEMU_OPTION_d
},
7832 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
7833 { "L", HAS_ARG
, QEMU_OPTION_L
},
7834 { "bios", HAS_ARG
, QEMU_OPTION_bios
},
7835 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
7837 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
7838 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
7840 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7841 { "g", 1, QEMU_OPTION_g
},
7843 { "localtime", 0, QEMU_OPTION_localtime
},
7844 { "std-vga", 0, QEMU_OPTION_std_vga
},
7845 { "echr", HAS_ARG
, QEMU_OPTION_echr
},
7846 { "monitor", HAS_ARG
, QEMU_OPTION_monitor
},
7847 { "serial", HAS_ARG
, QEMU_OPTION_serial
},
7848 { "parallel", HAS_ARG
, QEMU_OPTION_parallel
},
7849 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
7850 { "full-screen", 0, QEMU_OPTION_full_screen
},
7852 { "no-frame", 0, QEMU_OPTION_no_frame
},
7853 { "alt-grab", 0, QEMU_OPTION_alt_grab
},
7854 { "no-quit", 0, QEMU_OPTION_no_quit
},
7856 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
7857 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
7858 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
7859 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
7860 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
7861 #ifdef CONFIG_CURSES
7862 { "curses", 0, QEMU_OPTION_curses
},
7865 /* temporary options */
7866 { "usb", 0, QEMU_OPTION_usb
},
7867 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
7868 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
7869 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
7870 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
7871 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
7872 { "daemonize", 0, QEMU_OPTION_daemonize
},
7873 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
7874 #if defined(TARGET_ARM) || defined(TARGET_M68K)
7875 { "semihosting", 0, QEMU_OPTION_semihosting
},
7877 { "name", HAS_ARG
, QEMU_OPTION_name
},
7878 #if defined(TARGET_SPARC)
7879 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
7881 #if defined(TARGET_ARM)
7882 { "old-param", 0, QEMU_OPTION_old_param
},
7884 { "clock", HAS_ARG
, QEMU_OPTION_clock
},
7885 { "startdate", HAS_ARG
, QEMU_OPTION_startdate
},
7889 /* password input */
7891 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
7896 if (!bdrv_is_encrypted(bs
))
7899 term_printf("%s is encrypted.\n", name
);
7900 for(i
= 0; i
< 3; i
++) {
7901 monitor_readline("Password: ", 1, password
, sizeof(password
));
7902 if (bdrv_set_key(bs
, password
) == 0)
7904 term_printf("invalid password\n");
7909 static BlockDriverState
*get_bdrv(int index
)
7911 if (index
> nb_drives
)
7913 return drives_table
[index
].bdrv
;
7916 static void read_passwords(void)
7918 BlockDriverState
*bs
;
7921 for(i
= 0; i
< 6; i
++) {
7924 qemu_key_check(bs
, bdrv_get_device_name(bs
));
7928 /* XXX: currently we cannot use simultaneously different CPUs */
7929 static void register_machines(void)
7931 #if defined(TARGET_I386)
7932 qemu_register_machine(&pc_machine
);
7933 qemu_register_machine(&isapc_machine
);
7934 #elif defined(TARGET_PPC)
7935 qemu_register_machine(&heathrow_machine
);
7936 qemu_register_machine(&core99_machine
);
7937 qemu_register_machine(&prep_machine
);
7938 qemu_register_machine(&ref405ep_machine
);
7939 qemu_register_machine(&taihu_machine
);
7940 #elif defined(TARGET_MIPS)
7941 qemu_register_machine(&mips_machine
);
7942 qemu_register_machine(&mips_malta_machine
);
7943 qemu_register_machine(&mips_pica61_machine
);
7944 qemu_register_machine(&mips_mipssim_machine
);
7945 #elif defined(TARGET_SPARC)
7946 #ifdef TARGET_SPARC64
7947 qemu_register_machine(&sun4u_machine
);
7949 qemu_register_machine(&ss5_machine
);
7950 qemu_register_machine(&ss10_machine
);
7951 qemu_register_machine(&ss600mp_machine
);
7952 qemu_register_machine(&ss20_machine
);
7953 qemu_register_machine(&ss2_machine
);
7954 qemu_register_machine(&ss1000_machine
);
7955 qemu_register_machine(&ss2000_machine
);
7957 #elif defined(TARGET_ARM)
7958 qemu_register_machine(&integratorcp_machine
);
7959 qemu_register_machine(&versatilepb_machine
);
7960 qemu_register_machine(&versatileab_machine
);
7961 qemu_register_machine(&realview_machine
);
7962 qemu_register_machine(&akitapda_machine
);
7963 qemu_register_machine(&spitzpda_machine
);
7964 qemu_register_machine(&borzoipda_machine
);
7965 qemu_register_machine(&terrierpda_machine
);
7966 qemu_register_machine(&palmte_machine
);
7967 qemu_register_machine(&lm3s811evb_machine
);
7968 qemu_register_machine(&lm3s6965evb_machine
);
7969 qemu_register_machine(&connex_machine
);
7970 qemu_register_machine(&verdex_machine
);
7971 qemu_register_machine(&mainstone2_machine
);
7972 #elif defined(TARGET_SH4)
7973 qemu_register_machine(&shix_machine
);
7974 qemu_register_machine(&r2d_machine
);
7975 #elif defined(TARGET_ALPHA)
7977 #elif defined(TARGET_M68K)
7978 qemu_register_machine(&mcf5208evb_machine
);
7979 qemu_register_machine(&an5206_machine
);
7980 qemu_register_machine(&dummy_m68k_machine
);
7981 #elif defined(TARGET_CRIS)
7982 qemu_register_machine(&bareetraxfs_machine
);
7984 #error unsupported CPU
7989 struct soundhw soundhw
[] = {
7990 #ifdef HAS_AUDIO_CHOICE
7997 { .init_isa
= pcspk_audio_init
}
8002 "Creative Sound Blaster 16",
8005 { .init_isa
= SB16_init
}
8012 "Yamaha YMF262 (OPL3)",
8014 "Yamaha YM3812 (OPL2)",
8018 { .init_isa
= Adlib_init
}
8025 "Gravis Ultrasound GF1",
8028 { .init_isa
= GUS_init
}
8035 "Intel 82801AA AC97 Audio",
8038 { .init_pci
= ac97_init
}
8044 "ENSONIQ AudioPCI ES1370",
8047 { .init_pci
= es1370_init
}
8051 { NULL
, NULL
, 0, 0, { NULL
} }
8054 static void select_soundhw (const char *optarg
)
8058 if (*optarg
== '?') {
8061 printf ("Valid sound card names (comma separated):\n");
8062 for (c
= soundhw
; c
->name
; ++c
) {
8063 printf ("%-11s %s\n", c
->name
, c
->descr
);
8065 printf ("\n-soundhw all will enable all of the above\n");
8066 exit (*optarg
!= '?');
8074 if (!strcmp (optarg
, "all")) {
8075 for (c
= soundhw
; c
->name
; ++c
) {
8083 e
= strchr (p
, ',');
8084 l
= !e
? strlen (p
) : (size_t) (e
- p
);
8086 for (c
= soundhw
; c
->name
; ++c
) {
8087 if (!strncmp (c
->name
, p
, l
)) {
8096 "Unknown sound card name (too big to show)\n");
8099 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
8104 p
+= l
+ (e
!= NULL
);
8108 goto show_valid_cards
;
8114 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
8116 exit(STATUS_CONTROL_C_EXIT
);
8121 #define MAX_NET_CLIENTS 32
8123 int main(int argc
, char **argv
)
8125 #ifdef CONFIG_GDBSTUB
8127 const char *gdbstub_port
;
8129 uint32_t boot_devices_bitmap
= 0;
8131 int snapshot
, linux_boot
, net_boot
;
8132 const char *initrd_filename
;
8133 const char *kernel_filename
, *kernel_cmdline
;
8134 const char *boot_devices
= "";
8135 DisplayState
*ds
= &display_state
;
8136 int cyls
, heads
, secs
, translation
;
8137 char net_clients
[MAX_NET_CLIENTS
][256];
8141 const char *r
, *optarg
;
8142 CharDriverState
*monitor_hd
;
8143 char monitor_device
[128];
8144 char serial_devices
[MAX_SERIAL_PORTS
][128];
8145 int serial_device_index
;
8146 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
8147 int parallel_device_index
;
8148 const char *loadvm
= NULL
;
8149 QEMUMachine
*machine
;
8150 const char *cpu_model
;
8151 char usb_devices
[MAX_USB_CMDLINE
][128];
8152 int usb_devices_index
;
8154 const char *pid_file
= NULL
;
8157 LIST_INIT (&vm_change_state_head
);
8160 struct sigaction act
;
8161 sigfillset(&act
.sa_mask
);
8163 act
.sa_handler
= SIG_IGN
;
8164 sigaction(SIGPIPE
, &act
, NULL
);
8167 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
8168 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8169 QEMU to run on a single CPU */
8174 h
= GetCurrentProcess();
8175 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
8176 for(i
= 0; i
< 32; i
++) {
8177 if (mask
& (1 << i
))
8182 SetProcessAffinityMask(h
, mask
);
8188 register_machines();
8189 machine
= first_machine
;
8191 initrd_filename
= NULL
;
8192 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
8193 vga_ram_size
= VGA_RAM_SIZE
;
8194 #ifdef CONFIG_GDBSTUB
8196 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
8201 kernel_filename
= NULL
;
8202 kernel_cmdline
= "";
8203 cyls
= heads
= secs
= 0;
8204 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8205 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
8207 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
8208 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
8209 serial_devices
[i
][0] = '\0';
8210 serial_device_index
= 0;
8212 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
8213 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
8214 parallel_devices
[i
][0] = '\0';
8215 parallel_device_index
= 0;
8217 usb_devices_index
= 0;
8225 /* default mac address of the first network interface */
8233 hda_index
= drive_add(argv
[optind
++], HD_ALIAS
, 0);
8235 const QEMUOption
*popt
;
8238 /* Treat --foo the same as -foo. */
8241 popt
= qemu_options
;
8244 fprintf(stderr
, "%s: invalid option -- '%s'\n",
8248 if (!strcmp(popt
->name
, r
+ 1))
8252 if (popt
->flags
& HAS_ARG
) {
8253 if (optind
>= argc
) {
8254 fprintf(stderr
, "%s: option '%s' requires an argument\n",
8258 optarg
= argv
[optind
++];
8263 switch(popt
->index
) {
8265 machine
= find_machine(optarg
);
8268 printf("Supported machines are:\n");
8269 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
8270 printf("%-10s %s%s\n",
8272 m
== first_machine
? " (default)" : "");
8274 exit(*optarg
!= '?');
8277 case QEMU_OPTION_cpu
:
8278 /* hw initialization will check this */
8279 if (*optarg
== '?') {
8280 /* XXX: implement xxx_cpu_list for targets that still miss it */
8281 #if defined(cpu_list)
8282 cpu_list(stdout
, &fprintf
);
8289 case QEMU_OPTION_initrd
:
8290 initrd_filename
= optarg
;
8292 case QEMU_OPTION_hda
:
8294 hda_index
= drive_add(optarg
, HD_ALIAS
, 0);
8296 hda_index
= drive_add(optarg
, HD_ALIAS
8297 ",cyls=%d,heads=%d,secs=%d%s",
8298 0, cyls
, heads
, secs
,
8299 translation
== BIOS_ATA_TRANSLATION_LBA
?
8301 translation
== BIOS_ATA_TRANSLATION_NONE
?
8302 ",trans=none" : "");
8304 case QEMU_OPTION_hdb
:
8305 case QEMU_OPTION_hdc
:
8306 case QEMU_OPTION_hdd
:
8307 drive_add(optarg
, HD_ALIAS
, popt
->index
- QEMU_OPTION_hda
);
8309 case QEMU_OPTION_drive
:
8310 drive_add(NULL
, "%s", optarg
);
8312 case QEMU_OPTION_mtdblock
:
8313 drive_add(optarg
, MTD_ALIAS
);
8315 case QEMU_OPTION_sd
:
8316 drive_add(optarg
, SD_ALIAS
);
8318 case QEMU_OPTION_pflash
:
8319 drive_add(optarg
, PFLASH_ALIAS
);
8321 case QEMU_OPTION_snapshot
:
8324 case QEMU_OPTION_hdachs
:
8328 cyls
= strtol(p
, (char **)&p
, 0);
8329 if (cyls
< 1 || cyls
> 16383)
8334 heads
= strtol(p
, (char **)&p
, 0);
8335 if (heads
< 1 || heads
> 16)
8340 secs
= strtol(p
, (char **)&p
, 0);
8341 if (secs
< 1 || secs
> 63)
8345 if (!strcmp(p
, "none"))
8346 translation
= BIOS_ATA_TRANSLATION_NONE
;
8347 else if (!strcmp(p
, "lba"))
8348 translation
= BIOS_ATA_TRANSLATION_LBA
;
8349 else if (!strcmp(p
, "auto"))
8350 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8353 } else if (*p
!= '\0') {
8355 fprintf(stderr
, "qemu: invalid physical CHS format\n");
8358 if (hda_index
!= -1)
8359 snprintf(drives_opt
[hda_index
].opt
,
8360 sizeof(drives_opt
[hda_index
].opt
),
8361 HD_ALIAS
",cyls=%d,heads=%d,secs=%d%s",
8362 0, cyls
, heads
, secs
,
8363 translation
== BIOS_ATA_TRANSLATION_LBA
?
8365 translation
== BIOS_ATA_TRANSLATION_NONE
?
8366 ",trans=none" : "");
8369 case QEMU_OPTION_nographic
:
8370 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
8371 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
8372 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
8375 #ifdef CONFIG_CURSES
8376 case QEMU_OPTION_curses
:
8380 case QEMU_OPTION_portrait
:
8383 case QEMU_OPTION_kernel
:
8384 kernel_filename
= optarg
;
8386 case QEMU_OPTION_append
:
8387 kernel_cmdline
= optarg
;
8389 case QEMU_OPTION_cdrom
:
8390 drive_add(optarg
, CDROM_ALIAS
);
8392 case QEMU_OPTION_boot
:
8393 boot_devices
= optarg
;
8394 /* We just do some generic consistency checks */
8396 /* Could easily be extended to 64 devices if needed */
8399 boot_devices_bitmap
= 0;
8400 for (p
= boot_devices
; *p
!= '\0'; p
++) {
8401 /* Allowed boot devices are:
8402 * a b : floppy disk drives
8403 * c ... f : IDE disk drives
8404 * g ... m : machine implementation dependant drives
8405 * n ... p : network devices
8406 * It's up to each machine implementation to check
8407 * if the given boot devices match the actual hardware
8408 * implementation and firmware features.
8410 if (*p
< 'a' || *p
> 'q') {
8411 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
8414 if (boot_devices_bitmap
& (1 << (*p
- 'a'))) {
8416 "Boot device '%c' was given twice\n",*p
);
8419 boot_devices_bitmap
|= 1 << (*p
- 'a');
8423 case QEMU_OPTION_fda
:
8424 case QEMU_OPTION_fdb
:
8425 drive_add(optarg
, FD_ALIAS
, popt
->index
- QEMU_OPTION_fda
);
8428 case QEMU_OPTION_no_fd_bootchk
:
8432 case QEMU_OPTION_no_code_copy
:
8433 code_copy_enabled
= 0;
8435 case QEMU_OPTION_net
:
8436 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
8437 fprintf(stderr
, "qemu: too many network clients\n");
8440 pstrcpy(net_clients
[nb_net_clients
],
8441 sizeof(net_clients
[0]),
8446 case QEMU_OPTION_tftp
:
8447 tftp_prefix
= optarg
;
8449 case QEMU_OPTION_bootp
:
8450 bootp_filename
= optarg
;
8453 case QEMU_OPTION_smb
:
8454 net_slirp_smb(optarg
);
8457 case QEMU_OPTION_redir
:
8458 net_slirp_redir(optarg
);
8462 case QEMU_OPTION_audio_help
:
8466 case QEMU_OPTION_soundhw
:
8467 select_soundhw (optarg
);
8474 ram_size
= atoi(optarg
) * 1024 * 1024;
8477 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
8478 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
8479 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
8488 mask
= cpu_str_to_log_mask(optarg
);
8490 printf("Log items (comma separated):\n");
8491 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
8492 printf("%-10s %s\n", item
->name
, item
->help
);
8499 #ifdef CONFIG_GDBSTUB
8504 gdbstub_port
= optarg
;
8510 case QEMU_OPTION_bios
:
8517 keyboard_layout
= optarg
;
8519 case QEMU_OPTION_localtime
:
8522 case QEMU_OPTION_cirrusvga
:
8523 cirrus_vga_enabled
= 1;
8526 case QEMU_OPTION_vmsvga
:
8527 cirrus_vga_enabled
= 0;
8530 case QEMU_OPTION_std_vga
:
8531 cirrus_vga_enabled
= 0;
8539 w
= strtol(p
, (char **)&p
, 10);
8542 fprintf(stderr
, "qemu: invalid resolution or depth\n");
8548 h
= strtol(p
, (char **)&p
, 10);
8553 depth
= strtol(p
, (char **)&p
, 10);
8554 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
8555 depth
!= 24 && depth
!= 32)
8557 } else if (*p
== '\0') {
8558 depth
= graphic_depth
;
8565 graphic_depth
= depth
;
8568 case QEMU_OPTION_echr
:
8571 term_escape_char
= strtol(optarg
, &r
, 0);
8573 printf("Bad argument to echr\n");
8576 case QEMU_OPTION_monitor
:
8577 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
8579 case QEMU_OPTION_serial
:
8580 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
8581 fprintf(stderr
, "qemu: too many serial ports\n");
8584 pstrcpy(serial_devices
[serial_device_index
],
8585 sizeof(serial_devices
[0]), optarg
);
8586 serial_device_index
++;
8588 case QEMU_OPTION_parallel
:
8589 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
8590 fprintf(stderr
, "qemu: too many parallel ports\n");
8593 pstrcpy(parallel_devices
[parallel_device_index
],
8594 sizeof(parallel_devices
[0]), optarg
);
8595 parallel_device_index
++;
8597 case QEMU_OPTION_loadvm
:
8600 case QEMU_OPTION_full_screen
:
8604 case QEMU_OPTION_no_frame
:
8607 case QEMU_OPTION_alt_grab
:
8610 case QEMU_OPTION_no_quit
:
8614 case QEMU_OPTION_pidfile
:
8618 case QEMU_OPTION_win2k_hack
:
8619 win2k_install_hack
= 1;
8623 case QEMU_OPTION_no_kqemu
:
8626 case QEMU_OPTION_kernel_kqemu
:
8630 case QEMU_OPTION_usb
:
8633 case QEMU_OPTION_usbdevice
:
8635 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
8636 fprintf(stderr
, "Too many USB devices\n");
8639 pstrcpy(usb_devices
[usb_devices_index
],
8640 sizeof(usb_devices
[usb_devices_index
]),
8642 usb_devices_index
++;
8644 case QEMU_OPTION_smp
:
8645 smp_cpus
= atoi(optarg
);
8646 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
8647 fprintf(stderr
, "Invalid number of CPUs\n");
8651 case QEMU_OPTION_vnc
:
8652 vnc_display
= optarg
;
8654 case QEMU_OPTION_no_acpi
:
8657 case QEMU_OPTION_no_reboot
:
8660 case QEMU_OPTION_show_cursor
:
8663 case QEMU_OPTION_daemonize
:
8666 case QEMU_OPTION_option_rom
:
8667 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8668 fprintf(stderr
, "Too many option ROMs\n");
8671 option_rom
[nb_option_roms
] = optarg
;
8674 case QEMU_OPTION_semihosting
:
8675 semihosting_enabled
= 1;
8677 case QEMU_OPTION_name
:
8681 case QEMU_OPTION_prom_env
:
8682 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
8683 fprintf(stderr
, "Too many prom variables\n");
8686 prom_envs
[nb_prom_envs
] = optarg
;
8691 case QEMU_OPTION_old_param
:
8695 case QEMU_OPTION_clock
:
8696 configure_alarms(optarg
);
8698 case QEMU_OPTION_startdate
:
8701 if (!strcmp(optarg
, "now")) {
8702 rtc_start_date
= -1;
8704 if (sscanf(optarg
, "%d-%d-%dT%d:%d:%d",
8712 } else if (sscanf(optarg
, "%d-%d-%d",
8715 &tm
.tm_mday
) == 3) {
8724 rtc_start_date
= mktimegm(&tm
);
8725 if (rtc_start_date
== -1) {
8727 fprintf(stderr
, "Invalid date format. Valid format are:\n"
8728 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
8739 if (daemonize
&& !nographic
&& vnc_display
== NULL
) {
8740 fprintf(stderr
, "Can only daemonize if using -nographic or -vnc\n");
8747 if (pipe(fds
) == -1)
8758 len
= read(fds
[0], &status
, 1);
8759 if (len
== -1 && (errno
== EINTR
))
8764 else if (status
== 1) {
8765 fprintf(stderr
, "Could not acquire pidfile\n");
8783 signal(SIGTSTP
, SIG_IGN
);
8784 signal(SIGTTOU
, SIG_IGN
);
8785 signal(SIGTTIN
, SIG_IGN
);
8789 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
8792 write(fds
[1], &status
, 1);
8794 fprintf(stderr
, "Could not acquire pid file\n");
8802 linux_boot
= (kernel_filename
!= NULL
);
8803 net_boot
= (boot_devices_bitmap
>> ('n' - 'a')) & 0xF;
8805 /* XXX: this should not be: some embedded targets just have flash */
8806 if (!linux_boot
&& net_boot
== 0 &&
8810 /* boot to floppy or the default cd if no hard disk defined yet */
8811 if (!boot_devices
[0]) {
8812 boot_devices
= "cad";
8814 setvbuf(stdout
, NULL
, _IOLBF
, 0);
8824 /* init network clients */
8825 if (nb_net_clients
== 0) {
8826 /* if no clients, we use a default config */
8827 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
8829 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
8834 for(i
= 0;i
< nb_net_clients
; i
++) {
8835 if (net_client_init(net_clients
[i
]) < 0)
8838 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
8839 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
8841 if (vlan
->nb_guest_devs
== 0) {
8842 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
8845 if (vlan
->nb_host_devs
== 0)
8847 "Warning: vlan %d is not connected to host network\n",
8852 /* XXX: this should be moved in the PC machine instantiation code */
8853 if (net_boot
!= 0) {
8855 for (i
= 0; i
< nb_nics
&& i
< 4; i
++) {
8856 const char *model
= nd_table
[i
].model
;
8858 if (net_boot
& (1 << i
)) {
8861 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
8862 if (get_image_size(buf
) > 0) {
8863 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
8864 fprintf(stderr
, "Too many option ROMs\n");
8867 option_rom
[nb_option_roms
] = strdup(buf
);
8874 fprintf(stderr
, "No valid PXE rom found for network device\n");
8880 /* init the memory */
8881 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
8883 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
8884 if (!phys_ram_base
) {
8885 fprintf(stderr
, "Could not allocate physical memory\n");
8891 /* we always create the cdrom drive, even if no disk is there */
8893 if (nb_drives_opt
< MAX_DRIVES
)
8894 drive_add(NULL
, CDROM_ALIAS
);
8896 /* we always create at least one floppy */
8898 if (nb_drives_opt
< MAX_DRIVES
)
8899 drive_add(NULL
, FD_ALIAS
, 0);
8901 /* we always create one sd slot, even if no card is in it */
8903 if (nb_drives_opt
< MAX_DRIVES
)
8904 drive_add(NULL
, SD_ALIAS
);
8906 /* open the virtual block devices */
8908 for(i
= 0; i
< nb_drives_opt
; i
++)
8909 if (drive_init(&drives_opt
[i
], snapshot
, machine
) == -1)
8912 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
8913 register_savevm("ram", 0, 2, ram_save
, ram_load
, NULL
);
8918 memset(&display_state
, 0, sizeof(display_state
));
8921 fprintf(stderr
, "fatal: -nographic can't be used with -curses\n");
8924 /* nearly nothing to do */
8925 dumb_display_init(ds
);
8926 } else if (vnc_display
!= NULL
) {
8927 vnc_display_init(ds
);
8928 if (vnc_display_open(ds
, vnc_display
) < 0)
8931 #if defined(CONFIG_CURSES)
8933 curses_display_init(ds
, full_screen
);
8937 #if defined(CONFIG_SDL)
8938 sdl_display_init(ds
, full_screen
, no_frame
);
8939 #elif defined(CONFIG_COCOA)
8940 cocoa_display_init(ds
, full_screen
);
8942 dumb_display_init(ds
);
8946 /* Maintain compatibility with multiple stdio monitors */
8947 if (!strcmp(monitor_device
,"stdio")) {
8948 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8949 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
8950 monitor_device
[0] = '\0';
8952 } else if (!strcmp(serial_devices
[i
],"stdio")) {
8953 monitor_device
[0] = '\0';
8954 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
8959 if (monitor_device
[0] != '\0') {
8960 monitor_hd
= qemu_chr_open(monitor_device
);
8962 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
8965 monitor_init(monitor_hd
, !nographic
);
8968 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
8969 const char *devname
= serial_devices
[i
];
8970 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8971 serial_hds
[i
] = qemu_chr_open(devname
);
8972 if (!serial_hds
[i
]) {
8973 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
8977 if (strstart(devname
, "vc", 0))
8978 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
8982 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
8983 const char *devname
= parallel_devices
[i
];
8984 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
8985 parallel_hds
[i
] = qemu_chr_open(devname
);
8986 if (!parallel_hds
[i
]) {
8987 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
8991 if (strstart(devname
, "vc", 0))
8992 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
8996 machine
->init(ram_size
, vga_ram_size
, boot_devices
, ds
,
8997 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
8999 /* init USB devices */
9001 for(i
= 0; i
< usb_devices_index
; i
++) {
9002 if (usb_device_add(usb_devices
[i
]) < 0) {
9003 fprintf(stderr
, "Warning: could not add USB device %s\n",
9009 if (display_state
.dpy_refresh
) {
9010 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
9011 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
9014 #ifdef CONFIG_GDBSTUB
9016 /* XXX: use standard host:port notation and modify options
9018 if (gdbserver_start(gdbstub_port
) < 0) {
9019 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
9030 /* XXX: simplify init */
9043 len
= write(fds
[1], &status
, 1);
9044 if (len
== -1 && (errno
== EINTR
))
9050 TFR(fd
= open("/dev/null", O_RDWR
));
9064 #if !defined(_WIN32)
9065 /* close network clients */
9066 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9067 VLANClientState
*vc
;
9069 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
9070 if (vc
->fd_read
== tap_receive
) {
9072 TAPState
*s
= vc
->opaque
;
9074 if (sscanf(vc
->info_str
, "tap: ifname=%63s ", ifname
) == 1 &&
9076 launch_script(s
->down_script
, ifname
, s
->fd
);