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"
40 #include "migration.h"
52 #include <sys/times.h>
57 #include <sys/ioctl.h>
58 #include <sys/socket.h>
59 #include <netinet/in.h>
62 #include <sys/select.h>
63 #include <arpa/inet.h>
69 #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
70 #include <freebsd/stdlib.h>
74 #include <linux/if_tun.h>
77 #include <linux/rtc.h>
79 /* For the benefit of older linux systems which don't supply it,
80 we use a local copy of hpet.h. */
81 /* #include <linux/hpet.h> */
84 #include <linux/ppdev.h>
85 #include <linux/parport.h>
88 #include <sys/ethernet.h>
89 #include <sys/sockio.h>
90 #include <netinet/arp.h>
91 #include <netinet/in.h>
92 #include <netinet/in_systm.h>
93 #include <netinet/ip.h>
94 #include <netinet/ip_icmp.h> // must come after ip.h
95 #include <netinet/udp.h>
96 #include <netinet/tcp.h>
103 #include <winsock2.h>
104 int inet_aton(const char *cp
, struct in_addr
*ia
);
107 #if defined(CONFIG_SLIRP)
108 #include "libslirp.h"
113 #include <sys/timeb.h>
114 #include <mmsystem.h>
115 #define getopt_long_only getopt_long
116 #define memalign(align, size) malloc(size)
119 #include "qemu_socket.h"
125 #endif /* CONFIG_SDL */
129 #define main qemu_main
130 #endif /* CONFIG_COCOA */
134 #include "exec-all.h"
136 #include "qemu-kvm.h"
138 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
139 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
141 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
143 #define SMBD_COMMAND "/usr/sbin/smbd"
146 //#define DEBUG_UNUSED_IOPORT
147 //#define DEBUG_IOPORT
149 #if HOST_LONG_BITS < 64
150 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
152 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024 * 1024ULL)
156 #define DEFAULT_RAM_SIZE 144
158 #define DEFAULT_RAM_SIZE 128
161 #define GUI_REFRESH_INTERVAL 30
163 /* Max number of USB devices that can be specified on the commandline. */
164 #define MAX_USB_CMDLINE 8
166 /* XXX: use a two level table to limit memory usage */
167 #define MAX_IOPORTS 65536
169 const char *bios_dir
= CONFIG_QEMU_SHAREDIR
;
170 const char *bios_name
= NULL
;
171 void *ioport_opaque
[MAX_IOPORTS
];
172 IOPortReadFunc
*ioport_read_table
[3][MAX_IOPORTS
];
173 IOPortWriteFunc
*ioport_write_table
[3][MAX_IOPORTS
];
174 /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available
175 to store the VM snapshots */
176 DriveInfo drives_table
[MAX_DRIVES
+1];
178 int extboot_drive
= -1;
179 /* point to the block driver where the snapshots are managed */
180 BlockDriverState
*bs_snapshots
;
182 static DisplayState display_state
;
184 const char* keyboard_layout
= NULL
;
185 int64_t ticks_per_sec
;
187 int pit_min_timer_count
= 0;
189 NICInfo nd_table
[MAX_NICS
];
192 int rtc_start_date
= -1; /* -1 means now */
193 int cirrus_vga_enabled
= 1;
194 int vmsvga_enabled
= 0;
196 int graphic_width
= 1024;
197 int graphic_height
= 768;
198 int graphic_depth
= 8;
200 int graphic_width
= 800;
201 int graphic_height
= 600;
202 int graphic_depth
= 15;
207 int balloon_used
= 0;
208 CharDriverState
*vmchannel_hds
[MAX_VMCHANNEL_DEVICES
];
209 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
210 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
212 int win2k_install_hack
= 0;
215 static VLANState
*first_vlan
;
217 const char *vnc_display
;
218 #if defined(TARGET_SPARC)
220 #elif defined(TARGET_I386)
222 #elif defined(TARGET_IA64)
227 int acpi_enabled
= 1;
231 int graphic_rotate
= 0;
233 const char *incoming
;
234 const char *option_rom
[MAX_OPTION_ROMS
];
236 int semihosting_enabled
= 0;
238 int time_drift_fix
= 0;
239 unsigned int kvm_shadow_memory
= 0;
240 const char *cpu_vendor_string
;
244 const char *qemu_name
;
247 unsigned int nb_prom_envs
= 0;
248 const char *prom_envs
[MAX_PROM_ENVS
];
254 } drives_opt
[MAX_DRIVES
];
256 static CPUState
*cur_cpu
;
257 static CPUState
*next_cpu
;
258 static int event_pending
= 1;
260 #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
262 void decorate_application_name(char *appname
, int max_len
)
266 int remain
= max_len
- strlen(appname
) - 1;
269 strncat(appname
, "/KVM", remain
);
273 /***********************************************************/
274 /* x86 ISA bus support */
276 target_phys_addr_t isa_mem_base
= 0;
279 static uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
281 #ifdef DEBUG_UNUSED_IOPORT
282 fprintf(stderr
, "unused inb: port=0x%04x\n", address
);
287 static void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
289 #ifdef DEBUG_UNUSED_IOPORT
290 fprintf(stderr
, "unused outb: port=0x%04x data=0x%02x\n", address
, data
);
294 /* default is to make two byte accesses */
295 static uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
298 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
299 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
300 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
304 static void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
306 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
307 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
308 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
311 static uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
313 #ifdef DEBUG_UNUSED_IOPORT
314 fprintf(stderr
, "unused inl: port=0x%04x\n", address
);
319 static void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
321 #ifdef DEBUG_UNUSED_IOPORT
322 fprintf(stderr
, "unused outl: port=0x%04x data=0x%02x\n", address
, data
);
326 static void init_ioports(void)
330 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
331 ioport_read_table
[0][i
] = default_ioport_readb
;
332 ioport_write_table
[0][i
] = default_ioport_writeb
;
333 ioport_read_table
[1][i
] = default_ioport_readw
;
334 ioport_write_table
[1][i
] = default_ioport_writew
;
335 ioport_read_table
[2][i
] = default_ioport_readl
;
336 ioport_write_table
[2][i
] = default_ioport_writel
;
340 /* size is the word size in byte */
341 int register_ioport_read(int start
, int length
, int size
,
342 IOPortReadFunc
*func
, void *opaque
)
348 } else if (size
== 2) {
350 } else if (size
== 4) {
353 hw_error("register_ioport_read: invalid size");
356 for(i
= start
; i
< start
+ length
; i
+= size
) {
357 ioport_read_table
[bsize
][i
] = func
;
358 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
359 hw_error("register_ioport_read: invalid opaque");
360 ioport_opaque
[i
] = opaque
;
365 /* size is the word size in byte */
366 int register_ioport_write(int start
, int length
, int size
,
367 IOPortWriteFunc
*func
, void *opaque
)
373 } else if (size
== 2) {
375 } else if (size
== 4) {
378 hw_error("register_ioport_write: invalid size");
381 for(i
= start
; i
< start
+ length
; i
+= size
) {
382 ioport_write_table
[bsize
][i
] = func
;
383 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
384 hw_error("register_ioport_write: invalid opaque");
385 ioport_opaque
[i
] = opaque
;
390 void isa_unassign_ioport(int start
, int length
)
394 for(i
= start
; i
< start
+ length
; i
++) {
395 ioport_read_table
[0][i
] = default_ioport_readb
;
396 ioport_read_table
[1][i
] = default_ioport_readw
;
397 ioport_read_table
[2][i
] = default_ioport_readl
;
399 ioport_write_table
[0][i
] = default_ioport_writeb
;
400 ioport_write_table
[1][i
] = default_ioport_writew
;
401 ioport_write_table
[2][i
] = default_ioport_writel
;
405 /***********************************************************/
407 void cpu_outb(CPUState
*env
, int addr
, int val
)
410 if (loglevel
& CPU_LOG_IOPORT
)
411 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
413 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
416 env
->last_io_time
= cpu_get_time_fast();
420 void cpu_outw(CPUState
*env
, int addr
, int val
)
423 if (loglevel
& CPU_LOG_IOPORT
)
424 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
426 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
429 env
->last_io_time
= cpu_get_time_fast();
433 void cpu_outl(CPUState
*env
, int addr
, int val
)
436 if (loglevel
& CPU_LOG_IOPORT
)
437 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
439 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
442 env
->last_io_time
= cpu_get_time_fast();
446 int cpu_inb(CPUState
*env
, int addr
)
449 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
451 if (loglevel
& CPU_LOG_IOPORT
)
452 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
456 env
->last_io_time
= cpu_get_time_fast();
461 int cpu_inw(CPUState
*env
, int addr
)
464 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
466 if (loglevel
& CPU_LOG_IOPORT
)
467 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
471 env
->last_io_time
= cpu_get_time_fast();
476 int cpu_inl(CPUState
*env
, int addr
)
479 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
481 if (loglevel
& CPU_LOG_IOPORT
)
482 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
486 env
->last_io_time
= cpu_get_time_fast();
491 /***********************************************************/
492 void hw_error(const char *fmt
, ...)
498 fprintf(stderr
, "qemu: hardware error: ");
499 vfprintf(stderr
, fmt
, ap
);
500 fprintf(stderr
, "\n");
501 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
502 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
504 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
506 cpu_dump_state(env
, stderr
, fprintf
, 0);
513 /***********************************************************/
516 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
517 static void *qemu_put_kbd_event_opaque
;
518 static QEMUPutMouseEntry
*qemu_put_mouse_event_head
;
519 static QEMUPutMouseEntry
*qemu_put_mouse_event_current
;
521 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
523 qemu_put_kbd_event_opaque
= opaque
;
524 qemu_put_kbd_event
= func
;
527 QEMUPutMouseEntry
*qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
,
528 void *opaque
, int absolute
,
531 QEMUPutMouseEntry
*s
, *cursor
;
533 s
= qemu_mallocz(sizeof(QEMUPutMouseEntry
));
537 s
->qemu_put_mouse_event
= func
;
538 s
->qemu_put_mouse_event_opaque
= opaque
;
539 s
->qemu_put_mouse_event_absolute
= absolute
;
540 s
->qemu_put_mouse_event_name
= qemu_strdup(name
);
543 if (!qemu_put_mouse_event_head
) {
544 qemu_put_mouse_event_head
= qemu_put_mouse_event_current
= s
;
548 cursor
= qemu_put_mouse_event_head
;
549 while (cursor
->next
!= NULL
)
550 cursor
= cursor
->next
;
553 qemu_put_mouse_event_current
= s
;
558 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry
*entry
)
560 QEMUPutMouseEntry
*prev
= NULL
, *cursor
;
562 if (!qemu_put_mouse_event_head
|| entry
== NULL
)
565 cursor
= qemu_put_mouse_event_head
;
566 while (cursor
!= NULL
&& cursor
!= entry
) {
568 cursor
= cursor
->next
;
571 if (cursor
== NULL
) // does not exist or list empty
573 else if (prev
== NULL
) { // entry is head
574 qemu_put_mouse_event_head
= cursor
->next
;
575 if (qemu_put_mouse_event_current
== entry
)
576 qemu_put_mouse_event_current
= cursor
->next
;
577 qemu_free(entry
->qemu_put_mouse_event_name
);
582 prev
->next
= entry
->next
;
584 if (qemu_put_mouse_event_current
== entry
)
585 qemu_put_mouse_event_current
= prev
;
587 qemu_free(entry
->qemu_put_mouse_event_name
);
591 void kbd_put_keycode(int keycode
)
593 if (qemu_put_kbd_event
) {
594 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
598 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
600 QEMUPutMouseEvent
*mouse_event
;
601 void *mouse_event_opaque
;
604 if (!qemu_put_mouse_event_current
) {
609 qemu_put_mouse_event_current
->qemu_put_mouse_event
;
611 qemu_put_mouse_event_current
->qemu_put_mouse_event_opaque
;
614 if (graphic_rotate
) {
615 if (qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
)
618 width
= graphic_width
;
619 mouse_event(mouse_event_opaque
,
620 width
- dy
, dx
, dz
, buttons_state
);
622 mouse_event(mouse_event_opaque
,
623 dx
, dy
, dz
, buttons_state
);
627 int kbd_mouse_is_absolute(void)
629 if (!qemu_put_mouse_event_current
)
632 return qemu_put_mouse_event_current
->qemu_put_mouse_event_absolute
;
635 void do_info_mice(void)
637 QEMUPutMouseEntry
*cursor
;
640 if (!qemu_put_mouse_event_head
) {
641 term_printf("No mouse devices connected\n");
645 term_printf("Mouse devices available:\n");
646 cursor
= qemu_put_mouse_event_head
;
647 while (cursor
!= NULL
) {
648 term_printf("%c Mouse #%d: %s\n",
649 (cursor
== qemu_put_mouse_event_current
? '*' : ' '),
650 index
, cursor
->qemu_put_mouse_event_name
);
652 cursor
= cursor
->next
;
656 void do_mouse_set(int index
)
658 QEMUPutMouseEntry
*cursor
;
661 if (!qemu_put_mouse_event_head
) {
662 term_printf("No mouse devices connected\n");
666 cursor
= qemu_put_mouse_event_head
;
667 while (cursor
!= NULL
&& index
!= i
) {
669 cursor
= cursor
->next
;
673 qemu_put_mouse_event_current
= cursor
;
675 term_printf("Mouse at given index not found\n");
678 /* compute with 96 bit intermediate result: (a*b)/c */
679 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
684 #ifdef WORDS_BIGENDIAN
694 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
695 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
698 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
702 /***********************************************************/
703 /* real time host monotonic timer */
705 #define QEMU_TIMER_BASE 1000000000LL
709 static int64_t clock_freq
;
711 static void init_get_clock(void)
715 ret
= QueryPerformanceFrequency(&freq
);
717 fprintf(stderr
, "Could not calibrate ticks\n");
720 clock_freq
= freq
.QuadPart
;
723 static int64_t get_clock(void)
726 QueryPerformanceCounter(&ti
);
727 return muldiv64(ti
.QuadPart
, QEMU_TIMER_BASE
, clock_freq
);
732 static int use_rt_clock
;
734 static void init_get_clock(void)
737 #if defined(__linux__)
740 if (clock_gettime(CLOCK_MONOTONIC
, &ts
) == 0) {
747 static int64_t get_clock(void)
749 #if defined(__linux__)
752 clock_gettime(CLOCK_MONOTONIC
, &ts
);
753 return ts
.tv_sec
* 1000000000LL + ts
.tv_nsec
;
757 /* XXX: using gettimeofday leads to problems if the date
758 changes, so it should be avoided. */
760 gettimeofday(&tv
, NULL
);
761 return tv
.tv_sec
* 1000000000LL + (tv
.tv_usec
* 1000);
767 /***********************************************************/
768 /* guest cycle counter */
770 static int64_t cpu_ticks_prev
;
771 static int64_t cpu_ticks_offset
;
772 static int64_t cpu_clock_offset
;
773 static int cpu_ticks_enabled
;
775 /* return the host CPU cycle counter and handle stop/restart */
776 int64_t cpu_get_ticks(void)
778 if (!cpu_ticks_enabled
) {
779 return cpu_ticks_offset
;
782 ticks
= cpu_get_real_ticks();
783 if (cpu_ticks_prev
> ticks
) {
784 /* Note: non increasing ticks may happen if the host uses
786 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
788 cpu_ticks_prev
= ticks
;
789 return ticks
+ cpu_ticks_offset
;
793 /* return the host CPU monotonic timer and handle stop/restart */
794 static int64_t cpu_get_clock(void)
797 if (!cpu_ticks_enabled
) {
798 return cpu_clock_offset
;
801 return ti
+ cpu_clock_offset
;
805 /* enable cpu_get_ticks() */
806 void cpu_enable_ticks(void)
808 if (!cpu_ticks_enabled
) {
809 cpu_ticks_offset
-= cpu_get_real_ticks();
810 cpu_clock_offset
-= get_clock();
811 cpu_ticks_enabled
= 1;
815 /* disable cpu_get_ticks() : the clock is stopped. You must not call
816 cpu_get_ticks() after that. */
817 void cpu_disable_ticks(void)
819 if (cpu_ticks_enabled
) {
820 cpu_ticks_offset
= cpu_get_ticks();
821 cpu_clock_offset
= cpu_get_clock();
822 cpu_ticks_enabled
= 0;
826 /***********************************************************/
829 #define QEMU_TIMER_REALTIME 0
830 #define QEMU_TIMER_VIRTUAL 1
834 /* XXX: add frequency */
842 struct QEMUTimer
*next
;
845 struct qemu_alarm_timer
{
849 int (*start
)(struct qemu_alarm_timer
*t
);
850 void (*stop
)(struct qemu_alarm_timer
*t
);
851 void (*rearm
)(struct qemu_alarm_timer
*t
);
855 #define ALARM_FLAG_DYNTICKS 0x1
856 #define ALARM_FLAG_EXPIRED 0x2
858 static inline int alarm_has_dynticks(struct qemu_alarm_timer
*t
)
860 return t
->flags
& ALARM_FLAG_DYNTICKS
;
863 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer
*t
)
865 if (!alarm_has_dynticks(t
))
871 /* TODO: MIN_TIMER_REARM_US should be optimized */
872 #define MIN_TIMER_REARM_US 250
874 static struct qemu_alarm_timer
*alarm_timer
;
878 struct qemu_alarm_win32
{
882 } alarm_win32_data
= {0, NULL
, -1};
884 static int win32_start_timer(struct qemu_alarm_timer
*t
);
885 static void win32_stop_timer(struct qemu_alarm_timer
*t
);
886 static void win32_rearm_timer(struct qemu_alarm_timer
*t
);
890 static int unix_start_timer(struct qemu_alarm_timer
*t
);
891 static void unix_stop_timer(struct qemu_alarm_timer
*t
);
895 static int dynticks_start_timer(struct qemu_alarm_timer
*t
);
896 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
);
897 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
);
899 static int hpet_start_timer(struct qemu_alarm_timer
*t
);
900 static void hpet_stop_timer(struct qemu_alarm_timer
*t
);
902 static int rtc_start_timer(struct qemu_alarm_timer
*t
);
903 static void rtc_stop_timer(struct qemu_alarm_timer
*t
);
905 #endif /* __linux__ */
909 static struct qemu_alarm_timer alarm_timers
[] = {
912 {"dynticks", ALARM_FLAG_DYNTICKS
, dynticks_start_timer
,
913 dynticks_stop_timer
, dynticks_rearm_timer
, NULL
},
914 /* HPET - if available - is preferred */
915 {"hpet", 0, hpet_start_timer
, hpet_stop_timer
, NULL
, NULL
},
916 /* ...otherwise try RTC */
917 {"rtc", 0, rtc_start_timer
, rtc_stop_timer
, NULL
, NULL
},
919 {"unix", 0, unix_start_timer
, unix_stop_timer
, NULL
, NULL
},
921 {"dynticks", ALARM_FLAG_DYNTICKS
, win32_start_timer
,
922 win32_stop_timer
, win32_rearm_timer
, &alarm_win32_data
},
923 {"win32", 0, win32_start_timer
,
924 win32_stop_timer
, NULL
, &alarm_win32_data
},
929 static void show_available_alarms()
933 printf("Available alarm timers, in order of precedence:\n");
934 for (i
= 0; alarm_timers
[i
].name
; i
++)
935 printf("%s\n", alarm_timers
[i
].name
);
938 static void configure_alarms(char const *opt
)
942 int count
= (sizeof(alarm_timers
) / sizeof(*alarm_timers
)) - 1;
946 if (!strcmp(opt
, "help")) {
947 show_available_alarms();
953 /* Reorder the array */
954 name
= strtok(arg
, ",");
956 struct qemu_alarm_timer tmp
;
958 for (i
= 0; i
< count
&& alarm_timers
[i
].name
; i
++) {
959 if (!strcmp(alarm_timers
[i
].name
, name
))
964 fprintf(stderr
, "Unknown clock %s\n", name
);
973 tmp
= alarm_timers
[i
];
974 alarm_timers
[i
] = alarm_timers
[cur
];
975 alarm_timers
[cur
] = tmp
;
979 name
= strtok(NULL
, ",");
985 /* Disable remaining timers */
986 for (i
= cur
; i
< count
; i
++)
987 alarm_timers
[i
].name
= NULL
;
991 show_available_alarms();
997 static QEMUTimer
*active_timers
[2];
999 static QEMUClock
*qemu_new_clock(int type
)
1002 clock
= qemu_mallocz(sizeof(QEMUClock
));
1009 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
1013 ts
= qemu_mallocz(sizeof(QEMUTimer
));
1016 ts
->opaque
= opaque
;
1020 void qemu_free_timer(QEMUTimer
*ts
)
1025 /* stop a timer, but do not dealloc it */
1026 void qemu_del_timer(QEMUTimer
*ts
)
1030 /* NOTE: this code must be signal safe because
1031 qemu_timer_expired() can be called from a signal. */
1032 pt
= &active_timers
[ts
->clock
->type
];
1045 /* modify the current timer so that it will be fired when current_time
1046 >= expire_time. The corresponding callback will be called. */
1047 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
1053 /* add the timer in the sorted list */
1054 /* NOTE: this code must be signal safe because
1055 qemu_timer_expired() can be called from a signal. */
1056 pt
= &active_timers
[ts
->clock
->type
];
1061 if (t
->expire_time
> expire_time
)
1065 ts
->expire_time
= expire_time
;
1069 /* Rearm if necessary */
1070 if ((alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) == 0 &&
1071 pt
== &active_timers
[ts
->clock
->type
])
1072 qemu_rearm_alarm_timer(alarm_timer
);
1075 int qemu_timer_pending(QEMUTimer
*ts
)
1078 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
1085 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
1089 return (timer_head
->expire_time
<= current_time
);
1092 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
1098 if (!ts
|| ts
->expire_time
> current_time
)
1100 /* remove timer from the list before calling the callback */
1101 *ptimer_head
= ts
->next
;
1104 /* run the callback (the timer list can be modified) */
1109 int64_t qemu_get_clock(QEMUClock
*clock
)
1111 switch(clock
->type
) {
1112 case QEMU_TIMER_REALTIME
:
1113 return get_clock() / 1000000;
1115 case QEMU_TIMER_VIRTUAL
:
1116 return cpu_get_clock();
1120 static void init_timers(void)
1123 ticks_per_sec
= QEMU_TIMER_BASE
;
1124 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
1125 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
1129 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1131 uint64_t expire_time
;
1133 if (qemu_timer_pending(ts
)) {
1134 expire_time
= ts
->expire_time
;
1138 qemu_put_be64(f
, expire_time
);
1141 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
1143 uint64_t expire_time
;
1145 expire_time
= qemu_get_be64(f
);
1146 if (expire_time
!= -1) {
1147 qemu_mod_timer(ts
, expire_time
);
1153 static void timer_save(QEMUFile
*f
, void *opaque
)
1155 if (cpu_ticks_enabled
) {
1156 hw_error("cannot save state if virtual timers are running");
1158 qemu_put_be64(f
, cpu_ticks_offset
);
1159 qemu_put_be64(f
, ticks_per_sec
);
1160 qemu_put_be64(f
, cpu_clock_offset
);
1163 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
1165 if (version_id
!= 1 && version_id
!= 2)
1167 if (cpu_ticks_enabled
) {
1170 cpu_ticks_offset
=qemu_get_be64(f
);
1171 ticks_per_sec
=qemu_get_be64(f
);
1172 if (version_id
== 2) {
1173 cpu_clock_offset
=qemu_get_be64(f
);
1179 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
1180 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
1182 static void host_alarm_handler(int host_signum
)
1186 #define DISP_FREQ 1000
1188 static int64_t delta_min
= INT64_MAX
;
1189 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
1191 ti
= qemu_get_clock(vm_clock
);
1192 if (last_clock
!= 0) {
1193 delta
= ti
- last_clock
;
1194 if (delta
< delta_min
)
1196 if (delta
> delta_max
)
1199 if (++count
== DISP_FREQ
) {
1200 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
1201 muldiv64(delta_min
, 1000000, ticks_per_sec
),
1202 muldiv64(delta_max
, 1000000, ticks_per_sec
),
1203 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
1204 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
1206 delta_min
= INT64_MAX
;
1215 alarm_has_dynticks(alarm_timer
) ||
1216 qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
1217 qemu_get_clock(vm_clock
)) ||
1218 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
1219 qemu_get_clock(rt_clock
))) {
1221 struct qemu_alarm_win32
*data
= ((struct qemu_alarm_timer
*)dwUser
)->priv
;
1222 SetEvent(data
->host_alarm
);
1224 CPUState
*env
= next_cpu
;
1226 alarm_timer
->flags
|= ALARM_FLAG_EXPIRED
;
1229 /* stop the currently executing cpu because a timer occured */
1230 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
1232 if (env
->kqemu_enabled
) {
1233 kqemu_cpu_interrupt(env
);
1241 static uint64_t qemu_next_deadline(void)
1243 int64_t nearest_delta_us
= INT64_MAX
;
1246 if (active_timers
[QEMU_TIMER_REALTIME
])
1247 nearest_delta_us
= (active_timers
[QEMU_TIMER_REALTIME
]->expire_time
-
1248 qemu_get_clock(rt_clock
))*1000;
1250 if (active_timers
[QEMU_TIMER_VIRTUAL
]) {
1252 vmdelta_us
= (active_timers
[QEMU_TIMER_VIRTUAL
]->expire_time
-
1253 qemu_get_clock(vm_clock
)+999)/1000;
1254 if (vmdelta_us
< nearest_delta_us
)
1255 nearest_delta_us
= vmdelta_us
;
1258 /* Avoid arming the timer to negative, zero, or too low values */
1259 if (nearest_delta_us
<= MIN_TIMER_REARM_US
)
1260 nearest_delta_us
= MIN_TIMER_REARM_US
;
1262 return nearest_delta_us
;
1267 #if defined(__linux__)
1269 #define RTC_FREQ 1024
1271 static void enable_sigio_timer(int fd
)
1273 struct sigaction act
;
1276 sigfillset(&act
.sa_mask
);
1278 act
.sa_handler
= host_alarm_handler
;
1280 sigaction(SIGIO
, &act
, NULL
);
1281 fcntl(fd
, F_SETFL
, O_ASYNC
);
1282 fcntl(fd
, F_SETOWN
, getpid());
1285 static int hpet_start_timer(struct qemu_alarm_timer
*t
)
1287 struct hpet_info info
;
1290 fd
= open("/dev/hpet", O_RDONLY
);
1295 r
= ioctl(fd
, HPET_IRQFREQ
, RTC_FREQ
);
1297 fprintf(stderr
, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n"
1298 "error, but for better emulation accuracy type:\n"
1299 "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n");
1303 /* Check capabilities */
1304 r
= ioctl(fd
, HPET_INFO
, &info
);
1308 /* Enable periodic mode */
1309 r
= ioctl(fd
, HPET_EPI
, 0);
1310 if (info
.hi_flags
&& (r
< 0))
1313 /* Enable interrupt */
1314 r
= ioctl(fd
, HPET_IE_ON
, 0);
1318 enable_sigio_timer(fd
);
1319 t
->priv
= (void *)(long)fd
;
1327 static void hpet_stop_timer(struct qemu_alarm_timer
*t
)
1329 int fd
= (long)t
->priv
;
1334 static int rtc_start_timer(struct qemu_alarm_timer
*t
)
1337 unsigned long current_rtc_freq
= 0;
1339 TFR(rtc_fd
= open("/dev/rtc", O_RDONLY
));
1342 ioctl(rtc_fd
, RTC_IRQP_READ
, ¤t_rtc_freq
);
1343 if (current_rtc_freq
!= RTC_FREQ
&&
1344 ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
1345 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1346 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1347 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1350 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
1356 enable_sigio_timer(rtc_fd
);
1358 t
->priv
= (void *)(long)rtc_fd
;
1363 static void rtc_stop_timer(struct qemu_alarm_timer
*t
)
1365 int rtc_fd
= (long)t
->priv
;
1370 static int dynticks_start_timer(struct qemu_alarm_timer
*t
)
1374 struct sigaction act
;
1376 sigfillset(&act
.sa_mask
);
1378 act
.sa_handler
= host_alarm_handler
;
1380 sigaction(SIGALRM
, &act
, NULL
);
1382 ev
.sigev_value
.sival_int
= 0;
1383 ev
.sigev_notify
= SIGEV_SIGNAL
;
1384 ev
.sigev_signo
= SIGALRM
;
1386 if (timer_create(CLOCK_REALTIME
, &ev
, &host_timer
)) {
1387 perror("timer_create");
1389 /* disable dynticks */
1390 fprintf(stderr
, "Dynamic Ticks disabled\n");
1395 t
->priv
= (void *)host_timer
;
1400 static void dynticks_stop_timer(struct qemu_alarm_timer
*t
)
1402 timer_t host_timer
= (timer_t
)t
->priv
;
1404 timer_delete(host_timer
);
1407 static void dynticks_rearm_timer(struct qemu_alarm_timer
*t
)
1409 timer_t host_timer
= (timer_t
)t
->priv
;
1410 struct itimerspec timeout
;
1411 int64_t nearest_delta_us
= INT64_MAX
;
1414 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1415 !active_timers
[QEMU_TIMER_VIRTUAL
])
1418 nearest_delta_us
= qemu_next_deadline();
1420 /* check whether a timer is already running */
1421 if (timer_gettime(host_timer
, &timeout
)) {
1423 fprintf(stderr
, "Internal timer error: aborting\n");
1426 current_us
= timeout
.it_value
.tv_sec
* 1000000 + timeout
.it_value
.tv_nsec
/1000;
1427 if (current_us
&& current_us
<= nearest_delta_us
)
1430 timeout
.it_interval
.tv_sec
= 0;
1431 timeout
.it_interval
.tv_nsec
= 0; /* 0 for one-shot timer */
1432 timeout
.it_value
.tv_sec
= nearest_delta_us
/ 1000000;
1433 timeout
.it_value
.tv_nsec
= (nearest_delta_us
% 1000000) * 1000;
1434 if (timer_settime(host_timer
, 0 /* RELATIVE */, &timeout
, NULL
)) {
1436 fprintf(stderr
, "Internal timer error: aborting\n");
1441 #endif /* defined(__linux__) */
1443 static int unix_start_timer(struct qemu_alarm_timer
*t
)
1445 struct sigaction act
;
1446 struct itimerval itv
;
1450 sigfillset(&act
.sa_mask
);
1452 act
.sa_handler
= host_alarm_handler
;
1454 sigaction(SIGALRM
, &act
, NULL
);
1456 itv
.it_interval
.tv_sec
= 0;
1457 /* for i386 kernel 2.6 to get 1 ms */
1458 itv
.it_interval
.tv_usec
= 999;
1459 itv
.it_value
.tv_sec
= 0;
1460 itv
.it_value
.tv_usec
= 10 * 1000;
1462 err
= setitimer(ITIMER_REAL
, &itv
, NULL
);
1469 static void unix_stop_timer(struct qemu_alarm_timer
*t
)
1471 struct itimerval itv
;
1473 memset(&itv
, 0, sizeof(itv
));
1474 setitimer(ITIMER_REAL
, &itv
, NULL
);
1477 #endif /* !defined(_WIN32) */
1481 static int win32_start_timer(struct qemu_alarm_timer
*t
)
1484 struct qemu_alarm_win32
*data
= t
->priv
;
1487 data
->host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1488 if (!data
->host_alarm
) {
1489 perror("Failed CreateEvent");
1493 memset(&tc
, 0, sizeof(tc
));
1494 timeGetDevCaps(&tc
, sizeof(tc
));
1496 if (data
->period
< tc
.wPeriodMin
)
1497 data
->period
= tc
.wPeriodMin
;
1499 timeBeginPeriod(data
->period
);
1501 flags
= TIME_CALLBACK_FUNCTION
;
1502 if (alarm_has_dynticks(t
))
1503 flags
|= TIME_ONESHOT
;
1505 flags
|= TIME_PERIODIC
;
1507 data
->timerId
= timeSetEvent(1, // interval (ms)
1508 data
->period
, // resolution
1509 host_alarm_handler
, // function
1510 (DWORD
)t
, // parameter
1513 if (!data
->timerId
) {
1514 perror("Failed to initialize win32 alarm timer");
1516 timeEndPeriod(data
->period
);
1517 CloseHandle(data
->host_alarm
);
1521 qemu_add_wait_object(data
->host_alarm
, NULL
, NULL
);
1526 static void win32_stop_timer(struct qemu_alarm_timer
*t
)
1528 struct qemu_alarm_win32
*data
= t
->priv
;
1530 timeKillEvent(data
->timerId
);
1531 timeEndPeriod(data
->period
);
1533 CloseHandle(data
->host_alarm
);
1536 static void win32_rearm_timer(struct qemu_alarm_timer
*t
)
1538 struct qemu_alarm_win32
*data
= t
->priv
;
1539 uint64_t nearest_delta_us
;
1541 if (!active_timers
[QEMU_TIMER_REALTIME
] &&
1542 !active_timers
[QEMU_TIMER_VIRTUAL
])
1545 nearest_delta_us
= qemu_next_deadline();
1546 nearest_delta_us
/= 1000;
1548 timeKillEvent(data
->timerId
);
1550 data
->timerId
= timeSetEvent(1,
1554 TIME_ONESHOT
| TIME_PERIODIC
);
1556 if (!data
->timerId
) {
1557 perror("Failed to re-arm win32 alarm timer");
1559 timeEndPeriod(data
->period
);
1560 CloseHandle(data
->host_alarm
);
1567 static void init_timer_alarm(void)
1569 struct qemu_alarm_timer
*t
;
1572 for (i
= 0; alarm_timers
[i
].name
; i
++) {
1573 t
= &alarm_timers
[i
];
1581 fprintf(stderr
, "Unable to find any suitable alarm timer.\n");
1582 fprintf(stderr
, "Terminating\n");
1589 static void quit_timers(void)
1591 alarm_timer
->stop(alarm_timer
);
1595 /***********************************************************/
1596 /* character device */
1598 static void qemu_chr_event(CharDriverState
*s
, int event
)
1602 s
->chr_event(s
->handler_opaque
, event
);
1605 static void qemu_chr_reset_bh(void *opaque
)
1607 CharDriverState
*s
= opaque
;
1608 qemu_chr_event(s
, CHR_EVENT_RESET
);
1609 qemu_bh_delete(s
->bh
);
1613 void qemu_chr_reset(CharDriverState
*s
)
1615 if (s
->bh
== NULL
) {
1616 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1617 qemu_bh_schedule(s
->bh
);
1621 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1623 return s
->chr_write(s
, buf
, len
);
1626 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1630 return s
->chr_ioctl(s
, cmd
, arg
);
1633 int qemu_chr_can_read(CharDriverState
*s
)
1635 if (!s
->chr_can_read
)
1637 return s
->chr_can_read(s
->handler_opaque
);
1640 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1642 s
->chr_read(s
->handler_opaque
, buf
, len
);
1645 void qemu_chr_accept_input(CharDriverState
*s
)
1647 if (s
->chr_accept_input
)
1648 s
->chr_accept_input(s
);
1651 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1656 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1657 qemu_chr_write(s
, (uint8_t *)buf
, strlen(buf
));
1661 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1663 if (s
->chr_send_event
)
1664 s
->chr_send_event(s
, event
);
1667 void qemu_chr_add_handlers(CharDriverState
*s
,
1668 IOCanRWHandler
*fd_can_read
,
1669 IOReadHandler
*fd_read
,
1670 IOEventHandler
*fd_event
,
1673 s
->chr_can_read
= fd_can_read
;
1674 s
->chr_read
= fd_read
;
1675 s
->chr_event
= fd_event
;
1676 s
->handler_opaque
= opaque
;
1677 if (s
->chr_update_read_handler
)
1678 s
->chr_update_read_handler(s
);
1681 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1686 static CharDriverState
*qemu_chr_open_null(void)
1688 CharDriverState
*chr
;
1690 chr
= qemu_mallocz(sizeof(CharDriverState
));
1693 chr
->chr_write
= null_chr_write
;
1697 /* MUX driver for serial I/O splitting */
1698 static int term_timestamps
;
1699 static int64_t term_timestamps_start
;
1701 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1702 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1704 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1705 IOReadHandler
*chr_read
[MAX_MUX
];
1706 IOEventHandler
*chr_event
[MAX_MUX
];
1707 void *ext_opaque
[MAX_MUX
];
1708 CharDriverState
*drv
;
1709 unsigned char buffer
[MUX_BUFFER_SIZE
];
1713 int term_got_escape
;
1718 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1720 MuxDriver
*d
= chr
->opaque
;
1722 if (!term_timestamps
) {
1723 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1728 for(i
= 0; i
< len
; i
++) {
1729 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1730 if (buf
[i
] == '\n') {
1736 if (term_timestamps_start
== -1)
1737 term_timestamps_start
= ti
;
1738 ti
-= term_timestamps_start
;
1739 secs
= ti
/ 1000000000;
1740 snprintf(buf1
, sizeof(buf1
),
1741 "[%02d:%02d:%02d.%03d] ",
1745 (int)((ti
/ 1000000) % 1000));
1746 d
->drv
->chr_write(d
->drv
, (uint8_t *)buf1
, strlen(buf1
));
1753 static char *mux_help
[] = {
1754 "% h print this help\n\r",
1755 "% x exit emulator\n\r",
1756 "% s save disk data back to file (if -snapshot)\n\r",
1757 "% t toggle console timestamps\n\r"
1758 "% b send break (magic sysrq)\n\r",
1759 "% c switch between console and monitor\n\r",
1764 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1765 static void mux_print_help(CharDriverState
*chr
)
1768 char ebuf
[15] = "Escape-Char";
1769 char cbuf
[50] = "\n\r";
1771 if (term_escape_char
> 0 && term_escape_char
< 26) {
1772 sprintf(cbuf
,"\n\r");
1773 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1775 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1778 chr
->chr_write(chr
, (uint8_t *)cbuf
, strlen(cbuf
));
1779 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1780 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1781 if (mux_help
[i
][j
] == '%')
1782 chr
->chr_write(chr
, (uint8_t *)ebuf
, strlen(ebuf
));
1784 chr
->chr_write(chr
, (uint8_t *)&mux_help
[i
][j
], 1);
1789 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1791 if (d
->term_got_escape
) {
1792 d
->term_got_escape
= 0;
1793 if (ch
== term_escape_char
)
1798 mux_print_help(chr
);
1802 char *term
= "QEMU: Terminated\n\r";
1803 chr
->chr_write(chr
,(uint8_t *)term
,strlen(term
));
1810 for (i
= 0; i
< nb_drives
; i
++) {
1811 bdrv_commit(drives_table
[i
].bdrv
);
1816 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1819 /* Switch to the next registered device */
1821 if (chr
->focus
>= d
->mux_cnt
)
1825 term_timestamps
= !term_timestamps
;
1826 term_timestamps_start
= -1;
1829 } else if (ch
== term_escape_char
) {
1830 d
->term_got_escape
= 1;
1838 static void mux_chr_accept_input(CharDriverState
*chr
)
1841 MuxDriver
*d
= chr
->opaque
;
1843 while (d
->prod
!= d
->cons
&&
1844 d
->chr_can_read
[m
] &&
1845 d
->chr_can_read
[m
](d
->ext_opaque
[m
])) {
1846 d
->chr_read
[m
](d
->ext_opaque
[m
],
1847 &d
->buffer
[d
->cons
++ & MUX_BUFFER_MASK
], 1);
1851 static int mux_chr_can_read(void *opaque
)
1853 CharDriverState
*chr
= opaque
;
1854 MuxDriver
*d
= chr
->opaque
;
1856 if ((d
->prod
- d
->cons
) < MUX_BUFFER_SIZE
)
1858 if (d
->chr_can_read
[chr
->focus
])
1859 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1863 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1865 CharDriverState
*chr
= opaque
;
1866 MuxDriver
*d
= chr
->opaque
;
1870 mux_chr_accept_input (opaque
);
1872 for(i
= 0; i
< size
; i
++)
1873 if (mux_proc_byte(chr
, d
, buf
[i
])) {
1874 if (d
->prod
== d
->cons
&&
1875 d
->chr_can_read
[m
] &&
1876 d
->chr_can_read
[m
](d
->ext_opaque
[m
]))
1877 d
->chr_read
[m
](d
->ext_opaque
[m
], &buf
[i
], 1);
1879 d
->buffer
[d
->prod
++ & MUX_BUFFER_MASK
] = buf
[i
];
1883 static void mux_chr_event(void *opaque
, int event
)
1885 CharDriverState
*chr
= opaque
;
1886 MuxDriver
*d
= chr
->opaque
;
1889 /* Send the event to all registered listeners */
1890 for (i
= 0; i
< d
->mux_cnt
; i
++)
1891 if (d
->chr_event
[i
])
1892 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1895 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1897 MuxDriver
*d
= chr
->opaque
;
1899 if (d
->mux_cnt
>= MAX_MUX
) {
1900 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1903 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1904 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1905 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1906 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1907 /* Fix up the real driver with mux routines */
1908 if (d
->mux_cnt
== 0) {
1909 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1910 mux_chr_event
, chr
);
1912 chr
->focus
= d
->mux_cnt
;
1916 static CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1918 CharDriverState
*chr
;
1921 chr
= qemu_mallocz(sizeof(CharDriverState
));
1924 d
= qemu_mallocz(sizeof(MuxDriver
));
1933 chr
->chr_write
= mux_chr_write
;
1934 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1935 chr
->chr_accept_input
= mux_chr_accept_input
;
1942 static void socket_cleanup(void)
1947 static int socket_init(void)
1952 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1954 err
= WSAGetLastError();
1955 fprintf(stderr
, "WSAStartup: %d\n", err
);
1958 atexit(socket_cleanup
);
1962 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1968 ret
= send(fd
, buf
, len
, 0);
1971 errno
= WSAGetLastError();
1972 if (errno
!= WSAEWOULDBLOCK
) {
1975 } else if (ret
== 0) {
1985 void socket_set_nonblock(int fd
)
1987 unsigned long opt
= 1;
1988 ioctlsocket(fd
, FIONBIO
, &opt
);
1993 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1999 ret
= write(fd
, buf
, len
);
2001 if (errno
!= EINTR
&& errno
!= EAGAIN
)
2003 } else if (ret
== 0) {
2013 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
2015 return unix_write(fd
, buf
, len1
);
2018 void socket_set_nonblock(int fd
)
2020 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2022 #endif /* !_WIN32 */
2031 #define STDIO_MAX_CLIENTS 1
2032 static int stdio_nb_clients
= 0;
2034 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2036 FDCharDriver
*s
= chr
->opaque
;
2037 return unix_write(s
->fd_out
, buf
, len
);
2040 static int fd_chr_read_poll(void *opaque
)
2042 CharDriverState
*chr
= opaque
;
2043 FDCharDriver
*s
= chr
->opaque
;
2045 s
->max_size
= qemu_chr_can_read(chr
);
2049 static void fd_chr_read(void *opaque
)
2051 CharDriverState
*chr
= opaque
;
2052 FDCharDriver
*s
= chr
->opaque
;
2057 if (len
> s
->max_size
)
2061 size
= read(s
->fd_in
, buf
, len
);
2063 /* FD has been closed. Remove it from the active list. */
2064 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2068 qemu_chr_read(chr
, buf
, size
);
2072 static void fd_chr_update_read_handler(CharDriverState
*chr
)
2074 FDCharDriver
*s
= chr
->opaque
;
2076 if (s
->fd_in
>= 0) {
2077 if (nographic
&& s
->fd_in
== 0) {
2079 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
2080 fd_chr_read
, NULL
, chr
);
2085 static void fd_chr_close(struct CharDriverState
*chr
)
2087 FDCharDriver
*s
= chr
->opaque
;
2089 if (s
->fd_in
>= 0) {
2090 if (nographic
&& s
->fd_in
== 0) {
2092 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2099 /* open a character device to a unix fd */
2100 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
2102 CharDriverState
*chr
;
2105 chr
= qemu_mallocz(sizeof(CharDriverState
));
2108 s
= qemu_mallocz(sizeof(FDCharDriver
));
2116 chr
->chr_write
= fd_chr_write
;
2117 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
2118 chr
->chr_close
= fd_chr_close
;
2120 qemu_chr_reset(chr
);
2125 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
2129 TFR(fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666));
2132 return qemu_chr_open_fd(-1, fd_out
);
2135 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
2138 char filename_in
[256], filename_out
[256];
2140 snprintf(filename_in
, 256, "%s.in", filename
);
2141 snprintf(filename_out
, 256, "%s.out", filename
);
2142 TFR(fd_in
= open(filename_in
, O_RDWR
| O_BINARY
));
2143 TFR(fd_out
= open(filename_out
, O_RDWR
| O_BINARY
));
2144 if (fd_in
< 0 || fd_out
< 0) {
2149 TFR(fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
));
2153 return qemu_chr_open_fd(fd_in
, fd_out
);
2157 /* for STDIO, we handle the case where several clients use it
2160 #define TERM_FIFO_MAX_SIZE 1
2162 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
2163 static int term_fifo_size
;
2165 static int stdio_read_poll(void *opaque
)
2167 CharDriverState
*chr
= opaque
;
2169 /* try to flush the queue if needed */
2170 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
2171 qemu_chr_read(chr
, term_fifo
, 1);
2174 /* see if we can absorb more chars */
2175 if (term_fifo_size
== 0)
2181 static void stdio_read(void *opaque
)
2185 CharDriverState
*chr
= opaque
;
2187 size
= read(0, buf
, 1);
2189 /* stdin has been closed. Remove it from the active list. */
2190 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2194 if (qemu_chr_can_read(chr
) > 0) {
2195 qemu_chr_read(chr
, buf
, 1);
2196 } else if (term_fifo_size
== 0) {
2197 term_fifo
[term_fifo_size
++] = buf
[0];
2202 /* init terminal so that we can grab keys */
2203 static struct termios oldtty
;
2204 static int old_fd0_flags
;
2205 static int term_atexit_done
;
2207 static void term_exit(void)
2209 tcsetattr (0, TCSANOW
, &oldtty
);
2210 fcntl(0, F_SETFL
, old_fd0_flags
);
2213 static void term_init(void)
2217 tcgetattr (0, &tty
);
2219 old_fd0_flags
= fcntl(0, F_GETFL
);
2221 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2222 |INLCR
|IGNCR
|ICRNL
|IXON
);
2223 tty
.c_oflag
|= OPOST
;
2224 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
2225 /* if graphical mode, we allow Ctrl-C handling */
2227 tty
.c_lflag
&= ~ISIG
;
2228 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
2231 tty
.c_cc
[VTIME
] = 0;
2233 tcsetattr (0, TCSANOW
, &tty
);
2235 if (!term_atexit_done
++)
2238 fcntl(0, F_SETFL
, O_NONBLOCK
);
2241 static void qemu_chr_close_stdio(struct CharDriverState
*chr
)
2245 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2249 static CharDriverState
*qemu_chr_open_stdio(void)
2251 CharDriverState
*chr
;
2253 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
2255 chr
= qemu_chr_open_fd(0, 1);
2256 chr
->chr_close
= qemu_chr_close_stdio
;
2257 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
2264 #if defined(__linux__) || defined(__sun__)
2265 static CharDriverState
*qemu_chr_open_pty(void)
2268 char slave_name
[1024];
2269 int master_fd
, slave_fd
;
2271 #if defined(__linux__)
2272 /* Not satisfying */
2273 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
2278 /* Disabling local echo and line-buffered output */
2279 tcgetattr (master_fd
, &tty
);
2280 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
2282 tty
.c_cc
[VTIME
] = 0;
2283 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
2285 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
2286 return qemu_chr_open_fd(master_fd
, master_fd
);
2289 static void tty_serial_init(int fd
, int speed
,
2290 int parity
, int data_bits
, int stop_bits
)
2296 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2297 speed
, parity
, data_bits
, stop_bits
);
2299 tcgetattr (fd
, &tty
);
2302 if (speed
<= 50 * MARGIN
)
2304 else if (speed
<= 75 * MARGIN
)
2306 else if (speed
<= 300 * MARGIN
)
2308 else if (speed
<= 600 * MARGIN
)
2310 else if (speed
<= 1200 * MARGIN
)
2312 else if (speed
<= 2400 * MARGIN
)
2314 else if (speed
<= 4800 * MARGIN
)
2316 else if (speed
<= 9600 * MARGIN
)
2318 else if (speed
<= 19200 * MARGIN
)
2320 else if (speed
<= 38400 * MARGIN
)
2322 else if (speed
<= 57600 * MARGIN
)
2324 else if (speed
<= 115200 * MARGIN
)
2329 cfsetispeed(&tty
, spd
);
2330 cfsetospeed(&tty
, spd
);
2332 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2333 |INLCR
|IGNCR
|ICRNL
|IXON
);
2334 tty
.c_oflag
|= OPOST
;
2335 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
2336 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
2357 tty
.c_cflag
|= PARENB
;
2360 tty
.c_cflag
|= PARENB
| PARODD
;
2364 tty
.c_cflag
|= CSTOPB
;
2366 tcsetattr (fd
, TCSANOW
, &tty
);
2369 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2371 FDCharDriver
*s
= chr
->opaque
;
2374 case CHR_IOCTL_SERIAL_SET_PARAMS
:
2376 QEMUSerialSetParams
*ssp
= arg
;
2377 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
2378 ssp
->data_bits
, ssp
->stop_bits
);
2381 case CHR_IOCTL_SERIAL_SET_BREAK
:
2383 int enable
= *(int *)arg
;
2385 tcsendbreak(s
->fd_in
, 1);
2394 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
2396 CharDriverState
*chr
;
2399 TFR(fd
= open(filename
, O_RDWR
| O_NONBLOCK
));
2400 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2401 tty_serial_init(fd
, 115200, 'N', 8, 1);
2402 chr
= qemu_chr_open_fd(fd
, fd
);
2407 chr
->chr_ioctl
= tty_serial_ioctl
;
2408 qemu_chr_reset(chr
);
2411 #else /* ! __linux__ && ! __sun__ */
2412 static CharDriverState
*qemu_chr_open_pty(void)
2416 #endif /* __linux__ || __sun__ */
2418 #if defined(__linux__)
2422 } ParallelCharDriver
;
2424 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
2426 if (s
->mode
!= mode
) {
2428 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
2435 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2437 ParallelCharDriver
*drv
= chr
->opaque
;
2442 case CHR_IOCTL_PP_READ_DATA
:
2443 if (ioctl(fd
, PPRDATA
, &b
) < 0)
2445 *(uint8_t *)arg
= b
;
2447 case CHR_IOCTL_PP_WRITE_DATA
:
2448 b
= *(uint8_t *)arg
;
2449 if (ioctl(fd
, PPWDATA
, &b
) < 0)
2452 case CHR_IOCTL_PP_READ_CONTROL
:
2453 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
2455 /* Linux gives only the lowest bits, and no way to know data
2456 direction! For better compatibility set the fixed upper
2458 *(uint8_t *)arg
= b
| 0xc0;
2460 case CHR_IOCTL_PP_WRITE_CONTROL
:
2461 b
= *(uint8_t *)arg
;
2462 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
2465 case CHR_IOCTL_PP_READ_STATUS
:
2466 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
2468 *(uint8_t *)arg
= b
;
2470 case CHR_IOCTL_PP_EPP_READ_ADDR
:
2471 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2472 struct ParallelIOArg
*parg
= arg
;
2473 int n
= read(fd
, parg
->buffer
, parg
->count
);
2474 if (n
!= parg
->count
) {
2479 case CHR_IOCTL_PP_EPP_READ
:
2480 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2481 struct ParallelIOArg
*parg
= arg
;
2482 int n
= read(fd
, parg
->buffer
, parg
->count
);
2483 if (n
!= parg
->count
) {
2488 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
2489 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2490 struct ParallelIOArg
*parg
= arg
;
2491 int n
= write(fd
, parg
->buffer
, parg
->count
);
2492 if (n
!= parg
->count
) {
2497 case CHR_IOCTL_PP_EPP_WRITE
:
2498 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2499 struct ParallelIOArg
*parg
= arg
;
2500 int n
= write(fd
, parg
->buffer
, parg
->count
);
2501 if (n
!= parg
->count
) {
2512 static void pp_close(CharDriverState
*chr
)
2514 ParallelCharDriver
*drv
= chr
->opaque
;
2517 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2518 ioctl(fd
, PPRELEASE
);
2523 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2525 CharDriverState
*chr
;
2526 ParallelCharDriver
*drv
;
2529 TFR(fd
= open(filename
, O_RDWR
));
2533 if (ioctl(fd
, PPCLAIM
) < 0) {
2538 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2544 drv
->mode
= IEEE1284_MODE_COMPAT
;
2546 chr
= qemu_mallocz(sizeof(CharDriverState
));
2552 chr
->chr_write
= null_chr_write
;
2553 chr
->chr_ioctl
= pp_ioctl
;
2554 chr
->chr_close
= pp_close
;
2557 qemu_chr_reset(chr
);
2561 #endif /* __linux__ */
2567 HANDLE hcom
, hrecv
, hsend
;
2568 OVERLAPPED orecv
, osend
;
2573 #define NSENDBUF 2048
2574 #define NRECVBUF 2048
2575 #define MAXCONNECT 1
2576 #define NTIMEOUT 5000
2578 static int win_chr_poll(void *opaque
);
2579 static int win_chr_pipe_poll(void *opaque
);
2581 static void win_chr_close(CharDriverState
*chr
)
2583 WinCharState
*s
= chr
->opaque
;
2586 CloseHandle(s
->hsend
);
2590 CloseHandle(s
->hrecv
);
2594 CloseHandle(s
->hcom
);
2598 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2600 qemu_del_polling_cb(win_chr_poll
, chr
);
2603 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2605 WinCharState
*s
= chr
->opaque
;
2607 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2612 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2614 fprintf(stderr
, "Failed CreateEvent\n");
2617 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2619 fprintf(stderr
, "Failed CreateEvent\n");
2623 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2624 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2625 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2626 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2631 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2632 fprintf(stderr
, "Failed SetupComm\n");
2636 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2637 size
= sizeof(COMMCONFIG
);
2638 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2639 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2640 CommConfigDialog(filename
, NULL
, &comcfg
);
2642 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2643 fprintf(stderr
, "Failed SetCommState\n");
2647 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2648 fprintf(stderr
, "Failed SetCommMask\n");
2652 cto
.ReadIntervalTimeout
= MAXDWORD
;
2653 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2654 fprintf(stderr
, "Failed SetCommTimeouts\n");
2658 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2659 fprintf(stderr
, "Failed ClearCommError\n");
2662 qemu_add_polling_cb(win_chr_poll
, chr
);
2670 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2672 WinCharState
*s
= chr
->opaque
;
2673 DWORD len
, ret
, size
, err
;
2676 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2677 s
->osend
.hEvent
= s
->hsend
;
2680 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2682 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2684 err
= GetLastError();
2685 if (err
== ERROR_IO_PENDING
) {
2686 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2704 static int win_chr_read_poll(CharDriverState
*chr
)
2706 WinCharState
*s
= chr
->opaque
;
2708 s
->max_size
= qemu_chr_can_read(chr
);
2712 static void win_chr_readfile(CharDriverState
*chr
)
2714 WinCharState
*s
= chr
->opaque
;
2719 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2720 s
->orecv
.hEvent
= s
->hrecv
;
2721 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2723 err
= GetLastError();
2724 if (err
== ERROR_IO_PENDING
) {
2725 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2730 qemu_chr_read(chr
, buf
, size
);
2734 static void win_chr_read(CharDriverState
*chr
)
2736 WinCharState
*s
= chr
->opaque
;
2738 if (s
->len
> s
->max_size
)
2739 s
->len
= s
->max_size
;
2743 win_chr_readfile(chr
);
2746 static int win_chr_poll(void *opaque
)
2748 CharDriverState
*chr
= opaque
;
2749 WinCharState
*s
= chr
->opaque
;
2753 ClearCommError(s
->hcom
, &comerr
, &status
);
2754 if (status
.cbInQue
> 0) {
2755 s
->len
= status
.cbInQue
;
2756 win_chr_read_poll(chr
);
2763 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2765 CharDriverState
*chr
;
2768 chr
= qemu_mallocz(sizeof(CharDriverState
));
2771 s
= qemu_mallocz(sizeof(WinCharState
));
2777 chr
->chr_write
= win_chr_write
;
2778 chr
->chr_close
= win_chr_close
;
2780 if (win_chr_init(chr
, filename
) < 0) {
2785 qemu_chr_reset(chr
);
2789 static int win_chr_pipe_poll(void *opaque
)
2791 CharDriverState
*chr
= opaque
;
2792 WinCharState
*s
= chr
->opaque
;
2795 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2798 win_chr_read_poll(chr
);
2805 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2807 WinCharState
*s
= chr
->opaque
;
2815 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2817 fprintf(stderr
, "Failed CreateEvent\n");
2820 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2822 fprintf(stderr
, "Failed CreateEvent\n");
2826 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2827 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2828 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2830 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2831 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2832 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2837 ZeroMemory(&ov
, sizeof(ov
));
2838 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2839 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2841 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2845 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2847 fprintf(stderr
, "Failed GetOverlappedResult\n");
2849 CloseHandle(ov
.hEvent
);
2856 CloseHandle(ov
.hEvent
);
2859 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2868 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2870 CharDriverState
*chr
;
2873 chr
= qemu_mallocz(sizeof(CharDriverState
));
2876 s
= qemu_mallocz(sizeof(WinCharState
));
2882 chr
->chr_write
= win_chr_write
;
2883 chr
->chr_close
= win_chr_close
;
2885 if (win_chr_pipe_init(chr
, filename
) < 0) {
2890 qemu_chr_reset(chr
);
2894 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2896 CharDriverState
*chr
;
2899 chr
= qemu_mallocz(sizeof(CharDriverState
));
2902 s
= qemu_mallocz(sizeof(WinCharState
));
2909 chr
->chr_write
= win_chr_write
;
2910 qemu_chr_reset(chr
);
2914 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2916 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2919 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2923 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2924 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2925 if (fd_out
== INVALID_HANDLE_VALUE
)
2928 return qemu_chr_open_win_file(fd_out
);
2930 #endif /* !_WIN32 */
2932 /***********************************************************/
2933 /* UDP Net console */
2937 struct sockaddr_in daddr
;
2944 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2946 NetCharDriver
*s
= chr
->opaque
;
2948 return sendto(s
->fd
, buf
, len
, 0,
2949 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2952 static int udp_chr_read_poll(void *opaque
)
2954 CharDriverState
*chr
= opaque
;
2955 NetCharDriver
*s
= chr
->opaque
;
2957 s
->max_size
= qemu_chr_can_read(chr
);
2959 /* If there were any stray characters in the queue process them
2962 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2963 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2965 s
->max_size
= qemu_chr_can_read(chr
);
2970 static void udp_chr_read(void *opaque
)
2972 CharDriverState
*chr
= opaque
;
2973 NetCharDriver
*s
= chr
->opaque
;
2975 if (s
->max_size
== 0)
2977 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2978 s
->bufptr
= s
->bufcnt
;
2983 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2984 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
2986 s
->max_size
= qemu_chr_can_read(chr
);
2990 static void udp_chr_update_read_handler(CharDriverState
*chr
)
2992 NetCharDriver
*s
= chr
->opaque
;
2995 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2996 udp_chr_read
, NULL
, chr
);
3001 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
3003 int parse_host_src_port(struct sockaddr_in
*haddr
,
3004 struct sockaddr_in
*saddr
,
3007 static CharDriverState
*qemu_chr_open_udp(const char *def
)
3009 CharDriverState
*chr
= NULL
;
3010 NetCharDriver
*s
= NULL
;
3012 struct sockaddr_in saddr
;
3014 chr
= qemu_mallocz(sizeof(CharDriverState
));
3017 s
= qemu_mallocz(sizeof(NetCharDriver
));
3021 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
3023 perror("socket(PF_INET, SOCK_DGRAM)");
3027 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
3028 printf("Could not parse: %s\n", def
);
3032 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
3042 chr
->chr_write
= udp_chr_write
;
3043 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
3056 /***********************************************************/
3057 /* TCP Net console */
3068 static void tcp_chr_accept(void *opaque
);
3070 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
3072 TCPCharDriver
*s
= chr
->opaque
;
3074 return send_all(s
->fd
, buf
, len
);
3076 /* XXX: indicate an error ? */
3081 static int tcp_chr_read_poll(void *opaque
)
3083 CharDriverState
*chr
= opaque
;
3084 TCPCharDriver
*s
= chr
->opaque
;
3087 s
->max_size
= qemu_chr_can_read(chr
);
3092 #define IAC_BREAK 243
3093 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
3095 uint8_t *buf
, int *size
)
3097 /* Handle any telnet client's basic IAC options to satisfy char by
3098 * char mode with no echo. All IAC options will be removed from
3099 * the buf and the do_telnetopt variable will be used to track the
3100 * state of the width of the IAC information.
3102 * IAC commands come in sets of 3 bytes with the exception of the
3103 * "IAC BREAK" command and the double IAC.
3109 for (i
= 0; i
< *size
; i
++) {
3110 if (s
->do_telnetopt
> 1) {
3111 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
3112 /* Double IAC means send an IAC */
3116 s
->do_telnetopt
= 1;
3118 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
3119 /* Handle IAC break commands by sending a serial break */
3120 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
3125 if (s
->do_telnetopt
>= 4) {
3126 s
->do_telnetopt
= 1;
3129 if ((unsigned char)buf
[i
] == IAC
) {
3130 s
->do_telnetopt
= 2;
3141 static void tcp_chr_read(void *opaque
)
3143 CharDriverState
*chr
= opaque
;
3144 TCPCharDriver
*s
= chr
->opaque
;
3148 if (!s
->connected
|| s
->max_size
<= 0)
3151 if (len
> s
->max_size
)
3153 size
= recv(s
->fd
, buf
, len
, 0);
3155 /* connection closed */
3157 if (s
->listen_fd
>= 0) {
3158 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3160 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3163 } else if (size
> 0) {
3164 if (s
->do_telnetopt
)
3165 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
3167 qemu_chr_read(chr
, buf
, size
);
3171 static void tcp_chr_connect(void *opaque
)
3173 CharDriverState
*chr
= opaque
;
3174 TCPCharDriver
*s
= chr
->opaque
;
3177 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
3178 tcp_chr_read
, NULL
, chr
);
3179 qemu_chr_reset(chr
);
3182 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3183 static void tcp_chr_telnet_init(int fd
)
3186 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3187 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3188 send(fd
, (char *)buf
, 3, 0);
3189 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3190 send(fd
, (char *)buf
, 3, 0);
3191 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3192 send(fd
, (char *)buf
, 3, 0);
3193 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3194 send(fd
, (char *)buf
, 3, 0);
3197 static void socket_set_nodelay(int fd
)
3200 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
3203 static void tcp_chr_accept(void *opaque
)
3205 CharDriverState
*chr
= opaque
;
3206 TCPCharDriver
*s
= chr
->opaque
;
3207 struct sockaddr_in saddr
;
3209 struct sockaddr_un uaddr
;
3211 struct sockaddr
*addr
;
3218 len
= sizeof(uaddr
);
3219 addr
= (struct sockaddr
*)&uaddr
;
3223 len
= sizeof(saddr
);
3224 addr
= (struct sockaddr
*)&saddr
;
3226 fd
= accept(s
->listen_fd
, addr
, &len
);
3227 if (fd
< 0 && errno
!= EINTR
) {
3229 } else if (fd
>= 0) {
3230 if (s
->do_telnetopt
)
3231 tcp_chr_telnet_init(fd
);
3235 socket_set_nonblock(fd
);
3237 socket_set_nodelay(fd
);
3239 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
3240 tcp_chr_connect(chr
);
3243 static void tcp_chr_close(CharDriverState
*chr
)
3245 TCPCharDriver
*s
= chr
->opaque
;
3248 if (s
->listen_fd
>= 0)
3249 closesocket(s
->listen_fd
);
3253 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
3257 CharDriverState
*chr
= NULL
;
3258 TCPCharDriver
*s
= NULL
;
3259 int fd
= -1, ret
, err
, val
;
3261 int is_waitconnect
= 1;
3264 struct sockaddr_in saddr
;
3266 struct sockaddr_un uaddr
;
3268 struct sockaddr
*addr
;
3273 addr
= (struct sockaddr
*)&uaddr
;
3274 addrlen
= sizeof(uaddr
);
3275 if (parse_unix_path(&uaddr
, host_str
) < 0)
3280 addr
= (struct sockaddr
*)&saddr
;
3281 addrlen
= sizeof(saddr
);
3282 if (parse_host_port(&saddr
, host_str
) < 0)
3287 while((ptr
= strchr(ptr
,','))) {
3289 if (!strncmp(ptr
,"server",6)) {
3291 } else if (!strncmp(ptr
,"nowait",6)) {
3293 } else if (!strncmp(ptr
,"nodelay",6)) {
3296 printf("Unknown option: %s\n", ptr
);
3303 chr
= qemu_mallocz(sizeof(CharDriverState
));
3306 s
= qemu_mallocz(sizeof(TCPCharDriver
));
3312 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
3315 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3320 if (!is_waitconnect
)
3321 socket_set_nonblock(fd
);
3326 s
->is_unix
= is_unix
;
3327 s
->do_nodelay
= do_nodelay
&& !is_unix
;
3330 chr
->chr_write
= tcp_chr_write
;
3331 chr
->chr_close
= tcp_chr_close
;
3334 /* allow fast reuse */
3338 strncpy(path
, uaddr
.sun_path
, 108);
3345 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3348 ret
= bind(fd
, addr
, addrlen
);
3352 ret
= listen(fd
, 0);
3357 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3359 s
->do_telnetopt
= 1;
3362 ret
= connect(fd
, addr
, addrlen
);
3364 err
= socket_error();
3365 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3366 } else if (err
== EINPROGRESS
) {
3369 } else if (err
== WSAEALREADY
) {
3381 socket_set_nodelay(fd
);
3383 tcp_chr_connect(chr
);
3385 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
3388 if (is_listen
&& is_waitconnect
) {
3389 printf("QEMU waiting for connection on: %s\n", host_str
);
3390 tcp_chr_accept(chr
);
3391 socket_set_nonblock(s
->listen_fd
);
3403 CharDriverState
*qemu_chr_open(const char *filename
)
3407 if (!strcmp(filename
, "vc")) {
3408 return text_console_init(&display_state
, 0);
3409 } else if (strstart(filename
, "vc:", &p
)) {
3410 return text_console_init(&display_state
, p
);
3411 } else if (!strcmp(filename
, "null")) {
3412 return qemu_chr_open_null();
3414 if (strstart(filename
, "tcp:", &p
)) {
3415 return qemu_chr_open_tcp(p
, 0, 0);
3417 if (strstart(filename
, "telnet:", &p
)) {
3418 return qemu_chr_open_tcp(p
, 1, 0);
3420 if (strstart(filename
, "udp:", &p
)) {
3421 return qemu_chr_open_udp(p
);
3423 if (strstart(filename
, "mon:", &p
)) {
3424 CharDriverState
*drv
= qemu_chr_open(p
);
3426 drv
= qemu_chr_open_mux(drv
);
3427 monitor_init(drv
, !nographic
);
3430 printf("Unable to open driver: %s\n", p
);
3434 if (strstart(filename
, "unix:", &p
)) {
3435 return qemu_chr_open_tcp(p
, 0, 1);
3436 } else if (strstart(filename
, "file:", &p
)) {
3437 return qemu_chr_open_file_out(p
);
3438 } else if (strstart(filename
, "pipe:", &p
)) {
3439 return qemu_chr_open_pipe(p
);
3440 } else if (!strcmp(filename
, "pty")) {
3441 return qemu_chr_open_pty();
3442 } else if (!strcmp(filename
, "stdio")) {
3443 return qemu_chr_open_stdio();
3445 #if defined(__linux__)
3446 if (strstart(filename
, "/dev/parport", NULL
)) {
3447 return qemu_chr_open_pp(filename
);
3450 #if defined(__linux__) || defined(__sun__)
3451 if (strstart(filename
, "/dev/", NULL
)) {
3452 return qemu_chr_open_tty(filename
);
3456 if (strstart(filename
, "COM", NULL
)) {
3457 return qemu_chr_open_win(filename
);
3459 if (strstart(filename
, "pipe:", &p
)) {
3460 return qemu_chr_open_win_pipe(p
);
3462 if (strstart(filename
, "con:", NULL
)) {
3463 return qemu_chr_open_win_con(filename
);
3465 if (strstart(filename
, "file:", &p
)) {
3466 return qemu_chr_open_win_file_out(p
);
3474 void qemu_chr_close(CharDriverState
*chr
)
3477 chr
->chr_close(chr
);
3481 /***********************************************************/
3482 /* network device redirectors */
3484 __attribute__ (( unused
))
3485 static void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
3489 for(i
=0;i
<size
;i
+=16) {
3493 fprintf(f
, "%08x ", i
);
3496 fprintf(f
, " %02x", buf
[i
+j
]);
3501 for(j
=0;j
<len
;j
++) {
3503 if (c
< ' ' || c
> '~')
3505 fprintf(f
, "%c", c
);
3511 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3518 offset
= strtol(p
, &last_char
, 0);
3519 if (0 == errno
&& '\0' == *last_char
&&
3520 offset
>= 0 && offset
<= 0xFFFFFF) {
3521 macaddr
[3] = (offset
& 0xFF0000) >> 16;
3522 macaddr
[4] = (offset
& 0xFF00) >> 8;
3523 macaddr
[5] = offset
& 0xFF;
3526 for(i
= 0; i
< 6; i
++) {
3527 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3532 if (*p
!= ':' && *p
!= '-')
3543 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3548 p1
= strchr(p
, sep
);
3554 if (len
> buf_size
- 1)
3556 memcpy(buf
, p
, len
);
3563 int parse_host_src_port(struct sockaddr_in
*haddr
,
3564 struct sockaddr_in
*saddr
,
3565 const char *input_str
)
3567 char *str
= strdup(input_str
);
3568 char *host_str
= str
;
3573 * Chop off any extra arguments at the end of the string which
3574 * would start with a comma, then fill in the src port information
3575 * if it was provided else use the "any address" and "any port".
3577 if ((ptr
= strchr(str
,',')))
3580 if ((src_str
= strchr(input_str
,'@'))) {
3585 if (parse_host_port(haddr
, host_str
) < 0)
3588 if (!src_str
|| *src_str
== '\0')
3591 if (parse_host_port(saddr
, src_str
) < 0)
3602 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3610 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3612 saddr
->sin_family
= AF_INET
;
3613 if (buf
[0] == '\0') {
3614 saddr
->sin_addr
.s_addr
= 0;
3616 if (isdigit(buf
[0])) {
3617 if (!inet_aton(buf
, &saddr
->sin_addr
))
3620 if ((he
= gethostbyname(buf
)) == NULL
)
3622 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3625 port
= strtol(p
, (char **)&r
, 0);
3628 saddr
->sin_port
= htons(port
);
3633 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3638 len
= MIN(108, strlen(str
));
3639 p
= strchr(str
, ',');
3641 len
= MIN(len
, p
- str
);
3643 memset(uaddr
, 0, sizeof(*uaddr
));
3645 uaddr
->sun_family
= AF_UNIX
;
3646 memcpy(uaddr
->sun_path
, str
, len
);
3652 /* find or alloc a new VLAN */
3653 VLANState
*qemu_find_vlan(int id
)
3655 VLANState
**pvlan
, *vlan
;
3656 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3660 vlan
= qemu_mallocz(sizeof(VLANState
));
3665 pvlan
= &first_vlan
;
3666 while (*pvlan
!= NULL
)
3667 pvlan
= &(*pvlan
)->next
;
3672 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3673 IOReadHandler
*fd_read
,
3674 IOCanRWHandler
*fd_can_read
,
3677 VLANClientState
*vc
, **pvc
;
3678 vc
= qemu_mallocz(sizeof(VLANClientState
));
3681 vc
->fd_read
= fd_read
;
3682 vc
->fd_can_read
= fd_can_read
;
3683 vc
->opaque
= opaque
;
3687 pvc
= &vlan
->first_client
;
3688 while (*pvc
!= NULL
)
3689 pvc
= &(*pvc
)->next
;
3694 int qemu_can_send_packet(VLANClientState
*vc1
)
3696 VLANState
*vlan
= vc1
->vlan
;
3697 VLANClientState
*vc
;
3699 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3701 if (vc
->fd_can_read
&& vc
->fd_can_read(vc
->opaque
))
3708 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3710 VLANState
*vlan
= vc1
->vlan
;
3711 VLANClientState
*vc
;
3714 printf("vlan %d send:\n", vlan
->id
);
3715 hex_dump(stdout
, buf
, size
);
3717 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3719 vc
->fd_read(vc
->opaque
, buf
, size
);
3724 #if defined(CONFIG_SLIRP)
3726 /* slirp network adapter */
3728 static int slirp_inited
;
3729 static VLANClientState
*slirp_vc
;
3731 int slirp_can_output(void)
3733 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3736 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3739 printf("slirp output:\n");
3740 hex_dump(stdout
, pkt
, pkt_len
);
3744 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3747 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3750 printf("slirp input:\n");
3751 hex_dump(stdout
, buf
, size
);
3753 slirp_input(buf
, size
);
3756 static int net_slirp_init(VLANState
*vlan
)
3758 if (!slirp_inited
) {
3762 slirp_vc
= qemu_new_vlan_client(vlan
,
3763 slirp_receive
, NULL
, NULL
);
3764 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3768 static void net_slirp_redir(const char *redir_str
)
3773 struct in_addr guest_addr
;
3774 int host_port
, guest_port
;
3776 if (!slirp_inited
) {
3782 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3784 if (!strcmp(buf
, "tcp")) {
3786 } else if (!strcmp(buf
, "udp")) {
3792 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3794 host_port
= strtol(buf
, &r
, 0);
3798 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3800 if (buf
[0] == '\0') {
3801 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3803 if (!inet_aton(buf
, &guest_addr
))
3806 guest_port
= strtol(p
, &r
, 0);
3810 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3811 fprintf(stderr
, "qemu: could not set up redirection\n");
3816 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3824 static void erase_dir(char *dir_name
)
3828 char filename
[1024];
3830 /* erase all the files in the directory */
3831 if ((d
= opendir(dir_name
)) != 0) {
3836 if (strcmp(de
->d_name
, ".") != 0 &&
3837 strcmp(de
->d_name
, "..") != 0) {
3838 snprintf(filename
, sizeof(filename
), "%s/%s",
3839 smb_dir
, de
->d_name
);
3840 if (unlink(filename
) != 0) /* is it a directory? */
3841 erase_dir(filename
);
3849 /* automatic user mode samba server configuration */
3850 static void smb_exit(void)
3855 /* automatic user mode samba server configuration */
3856 static void net_slirp_smb(const char *exported_dir
)
3858 char smb_conf
[1024];
3859 char smb_cmdline
[1024];
3862 if (!slirp_inited
) {
3867 /* XXX: better tmp dir construction */
3868 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3869 if (mkdir(smb_dir
, 0700) < 0) {
3870 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3873 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3875 f
= fopen(smb_conf
, "w");
3877 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3884 "socket address=127.0.0.1\n"
3885 "pid directory=%s\n"
3886 "lock directory=%s\n"
3887 "log file=%s/log.smbd\n"
3888 "smb passwd file=%s/smbpasswd\n"
3889 "security = share\n"
3904 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3905 SMBD_COMMAND
, smb_conf
);
3907 slirp_add_exec(0, smb_cmdline
, 4, 139);
3910 #endif /* !defined(_WIN32) */
3911 void do_info_slirp(void)
3916 #endif /* CONFIG_SLIRP */
3918 #if !defined(_WIN32)
3920 typedef struct TAPState
{
3921 VLANClientState
*vc
;
3923 char down_script
[1024];
3927 static int tap_read_poll(void *opaque
)
3929 TAPState
*s
= opaque
;
3930 return (!s
->no_poll
);
3933 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3935 TAPState
*s
= opaque
;
3938 ret
= write(s
->fd
, buf
, size
);
3939 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3946 static void tap_send(void *opaque
)
3948 TAPState
*s
= opaque
;
3955 sbuf
.maxlen
= sizeof(buf
);
3957 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3959 size
= read(s
->fd
, buf
, sizeof(buf
));
3962 qemu_send_packet(s
->vc
, buf
, size
);
3966 int hack_around_tap(void *opaque
)
3968 VLANClientState
*vc
= opaque
;
3969 TAPState
*ts
= vc
->opaque
;
3971 if (vc
->fd_read
!= tap_receive
)
3984 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3988 s
= qemu_mallocz(sizeof(TAPState
));
3993 enable_sigio_timer(fd
);
3994 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3995 qemu_set_fd_handler2(s
->fd
, tap_read_poll
, tap_send
, NULL
, s
);
3996 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
4000 #if defined (_BSD) || defined (__FreeBSD_kernel__)
4001 static int tap_open(char *ifname
, int ifname_size
)
4007 TFR(fd
= open("/dev/tap", O_RDWR
));
4009 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
4014 dev
= devname(s
.st_rdev
, S_IFCHR
);
4015 pstrcpy(ifname
, ifname_size
, dev
);
4017 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4020 #elif defined(__sun__)
4021 #define TUNNEWPPA (('T'<<16) | 0x0001)
4023 * Allocate TAP device, returns opened fd.
4024 * Stores dev name in the first arg(must be large enough).
4026 int tap_alloc(char *dev
)
4028 int tap_fd
, if_fd
, ppa
= -1;
4029 static int ip_fd
= 0;
4032 static int arp_fd
= 0;
4033 int ip_muxid
, arp_muxid
;
4034 struct strioctl strioc_if
, strioc_ppa
;
4035 int link_type
= I_PLINK
;;
4037 char actual_name
[32] = "";
4039 memset(&ifr
, 0x0, sizeof(ifr
));
4043 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
4047 /* Check if IP device was opened */
4051 TFR(ip_fd
= open("/dev/udp", O_RDWR
, 0));
4053 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
4057 TFR(tap_fd
= open("/dev/tap", O_RDWR
, 0));
4059 syslog(LOG_ERR
, "Can't open /dev/tap");
4063 /* Assign a new PPA and get its unit number. */
4064 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
4065 strioc_ppa
.ic_timout
= 0;
4066 strioc_ppa
.ic_len
= sizeof(ppa
);
4067 strioc_ppa
.ic_dp
= (char *)&ppa
;
4068 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
4069 syslog (LOG_ERR
, "Can't assign new interface");
4071 TFR(if_fd
= open("/dev/tap", O_RDWR
, 0));
4073 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
4076 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
4077 syslog(LOG_ERR
, "Can't push IP module");
4081 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
4082 syslog(LOG_ERR
, "Can't get flags\n");
4084 snprintf (actual_name
, 32, "tap%d", ppa
);
4085 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4088 /* Assign ppa according to the unit number returned by tun device */
4090 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
4091 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
4092 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
4093 syslog (LOG_ERR
, "Can't get flags\n");
4094 /* Push arp module to if_fd */
4095 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
4096 syslog (LOG_ERR
, "Can't push ARP module (2)");
4098 /* Push arp module to ip_fd */
4099 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
4100 syslog (LOG_ERR
, "I_POP failed\n");
4101 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
4102 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
4104 TFR(arp_fd
= open ("/dev/tap", O_RDWR
, 0));
4106 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
4108 /* Set ifname to arp */
4109 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
4110 strioc_if
.ic_timout
= 0;
4111 strioc_if
.ic_len
= sizeof(ifr
);
4112 strioc_if
.ic_dp
= (char *)&ifr
;
4113 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
4114 syslog (LOG_ERR
, "Can't set ifname to arp\n");
4117 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
4118 syslog(LOG_ERR
, "Can't link TAP device to IP");
4122 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
4123 syslog (LOG_ERR
, "Can't link TAP device to ARP");
4127 memset(&ifr
, 0x0, sizeof(ifr
));
4128 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4129 ifr
.lifr_ip_muxid
= ip_muxid
;
4130 ifr
.lifr_arp_muxid
= arp_muxid
;
4132 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
4134 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
4135 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
4136 syslog (LOG_ERR
, "Can't set multiplexor id");
4139 sprintf(dev
, "tap%d", ppa
);
4143 static int tap_open(char *ifname
, int ifname_size
)
4147 if( (fd
= tap_alloc(dev
)) < 0 ){
4148 fprintf(stderr
, "Cannot allocate TAP device\n");
4151 pstrcpy(ifname
, ifname_size
, dev
);
4152 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4156 static int tap_open(char *ifname
, int ifname_size
)
4161 TFR(fd
= open("/dev/net/tun", O_RDWR
));
4163 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4166 memset(&ifr
, 0, sizeof(ifr
));
4167 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
4168 if (ifname
[0] != '\0')
4169 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
4171 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
4172 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
4174 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4178 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
4179 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4184 static int launch_script(const char *setup_script
, const char *ifname
, int fd
)
4190 /* try to launch network script */
4194 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
4195 for (i
= 0; i
< open_max
; i
++)
4196 if (i
!= STDIN_FILENO
&&
4197 i
!= STDOUT_FILENO
&&
4198 i
!= STDERR_FILENO
&&
4203 *parg
++ = (char *)setup_script
;
4204 *parg
++ = (char *)ifname
;
4206 execv(setup_script
, args
);
4209 while (waitpid(pid
, &status
, 0) != pid
);
4210 if (!WIFEXITED(status
) ||
4211 WEXITSTATUS(status
) != 0) {
4212 fprintf(stderr
, "%s: could not launch network script\n",
4220 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
4221 const char *setup_script
, const char *down_script
)
4227 if (ifname1
!= NULL
)
4228 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
4231 TFR(fd
= tap_open(ifname
, sizeof(ifname
)));
4235 if (!setup_script
|| !strcmp(setup_script
, "no"))
4237 if (setup_script
[0] != '\0') {
4238 if (launch_script(setup_script
, ifname
, fd
))
4241 s
= net_tap_fd_init(vlan
, fd
);
4244 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4245 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
4246 if (down_script
&& strcmp(down_script
, "no"))
4247 snprintf(s
->down_script
, sizeof(s
->down_script
), "%s", down_script
);
4251 #endif /* !_WIN32 */
4253 /* network connection */
4254 typedef struct NetSocketState
{
4255 VLANClientState
*vc
;
4257 int state
; /* 0 = getting length, 1 = getting data */
4261 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4264 typedef struct NetSocketListenState
{
4267 } NetSocketListenState
;
4269 /* XXX: we consider we can send the whole packet without blocking */
4270 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
4272 NetSocketState
*s
= opaque
;
4276 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
4277 send_all(s
->fd
, buf
, size
);
4280 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
4282 NetSocketState
*s
= opaque
;
4283 sendto(s
->fd
, buf
, size
, 0,
4284 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
4287 static void net_socket_send(void *opaque
)
4289 NetSocketState
*s
= opaque
;
4294 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
4296 err
= socket_error();
4297 if (err
!= EWOULDBLOCK
)
4299 } else if (size
== 0) {
4300 /* end of connection */
4302 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4308 /* reassemble a packet from the network */
4314 memcpy(s
->buf
+ s
->index
, buf
, l
);
4318 if (s
->index
== 4) {
4320 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
4326 l
= s
->packet_len
- s
->index
;
4329 memcpy(s
->buf
+ s
->index
, buf
, l
);
4333 if (s
->index
>= s
->packet_len
) {
4334 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
4343 static void net_socket_send_dgram(void *opaque
)
4345 NetSocketState
*s
= opaque
;
4348 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
4352 /* end of connection */
4353 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4356 qemu_send_packet(s
->vc
, s
->buf
, size
);
4359 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
4364 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
4365 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4366 inet_ntoa(mcastaddr
->sin_addr
),
4367 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
4371 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
4373 perror("socket(PF_INET, SOCK_DGRAM)");
4378 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
4379 (const char *)&val
, sizeof(val
));
4381 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4385 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
4391 /* Add host to multicast group */
4392 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
4393 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
4395 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
4396 (const char *)&imr
, sizeof(struct ip_mreq
));
4398 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4402 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4404 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
4405 (const char *)&val
, sizeof(val
));
4407 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4411 socket_set_nonblock(fd
);
4419 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
4422 struct sockaddr_in saddr
;
4424 socklen_t saddr_len
;
4427 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4428 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4429 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4433 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
4435 if (saddr
.sin_addr
.s_addr
==0) {
4436 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4440 /* clone dgram socket */
4441 newfd
= net_socket_mcast_create(&saddr
);
4443 /* error already reported by net_socket_mcast_create() */
4447 /* clone newfd to fd, close newfd */
4452 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4453 fd
, strerror(errno
));
4458 s
= qemu_mallocz(sizeof(NetSocketState
));
4463 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
4464 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
4466 /* mcast: save bound address as dst */
4467 if (is_connected
) s
->dgram_dst
=saddr
;
4469 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4470 "socket: fd=%d (%s mcast=%s:%d)",
4471 fd
, is_connected
? "cloned" : "",
4472 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4476 static void net_socket_connect(void *opaque
)
4478 NetSocketState
*s
= opaque
;
4479 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
4482 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
4486 s
= qemu_mallocz(sizeof(NetSocketState
));
4490 s
->vc
= qemu_new_vlan_client(vlan
,
4491 net_socket_receive
, NULL
, s
);
4492 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4493 "socket: fd=%d", fd
);
4495 net_socket_connect(s
);
4497 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
4502 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
4505 int so_type
=-1, optlen
=sizeof(so_type
);
4507 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
,
4508 (socklen_t
*)&optlen
)< 0) {
4509 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
4514 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
4516 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4518 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4519 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
4520 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4525 static void net_socket_accept(void *opaque
)
4527 NetSocketListenState
*s
= opaque
;
4529 struct sockaddr_in saddr
;
4534 len
= sizeof(saddr
);
4535 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
4536 if (fd
< 0 && errno
!= EINTR
) {
4538 } else if (fd
>= 0) {
4542 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
4546 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
4547 "socket: connection from %s:%d",
4548 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4552 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
4554 NetSocketListenState
*s
;
4556 struct sockaddr_in saddr
;
4558 if (parse_host_port(&saddr
, host_str
) < 0)
4561 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4565 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4570 socket_set_nonblock(fd
);
4572 /* allow fast reuse */
4574 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4576 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4581 ret
= listen(fd
, 0);
4588 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4592 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4595 int fd
, connected
, ret
, err
;
4596 struct sockaddr_in saddr
;
4598 if (parse_host_port(&saddr
, host_str
) < 0)
4601 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4606 socket_set_nonblock(fd
);
4610 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4612 err
= socket_error();
4613 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4614 } else if (err
== EINPROGRESS
) {
4617 } else if (err
== WSAEALREADY
) {
4630 s
= net_socket_fd_init(vlan
, fd
, connected
);
4633 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4634 "socket: connect to %s:%d",
4635 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4639 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4643 struct sockaddr_in saddr
;
4645 if (parse_host_port(&saddr
, host_str
) < 0)
4649 fd
= net_socket_mcast_create(&saddr
);
4653 s
= net_socket_fd_init(vlan
, fd
, 0);
4657 s
->dgram_dst
= saddr
;
4659 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4660 "socket: mcast=%s:%d",
4661 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4666 static const char *get_opt_name(char *buf
, int buf_size
, const char *p
)
4671 while (*p
!= '\0' && *p
!= '=') {
4672 if (q
&& (q
- buf
) < buf_size
- 1)
4682 static const char *get_opt_value(char *buf
, int buf_size
, const char *p
)
4687 while (*p
!= '\0') {
4689 if (*(p
+ 1) != ',')
4693 if (q
&& (q
- buf
) < buf_size
- 1)
4703 static int get_param_value(char *buf
, int buf_size
,
4704 const char *tag
, const char *str
)
4711 p
= get_opt_name(option
, sizeof(option
), p
);
4715 if (!strcmp(tag
, option
)) {
4716 (void)get_opt_value(buf
, buf_size
, p
);
4719 p
= get_opt_value(NULL
, 0, p
);
4728 static int check_params(char *buf
, int buf_size
,
4729 char **params
, const char *str
)
4736 p
= get_opt_name(buf
, buf_size
, p
);
4740 for(i
= 0; params
[i
] != NULL
; i
++)
4741 if (!strcmp(params
[i
], buf
))
4743 if (params
[i
] == NULL
)
4745 p
= get_opt_value(NULL
, 0, p
);
4754 static int net_client_init(const char *str
)
4765 while (*p
!= '\0' && *p
!= ',') {
4766 if ((q
- device
) < sizeof(device
) - 1)
4774 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4775 vlan_id
= strtol(buf
, NULL
, 0);
4777 vlan
= qemu_find_vlan(vlan_id
);
4779 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4782 if (!strcmp(device
, "nic")) {
4786 if (nb_nics
>= MAX_NICS
) {
4787 fprintf(stderr
, "Too Many NICs\n");
4790 nd
= &nd_table
[nb_nics
];
4791 macaddr
= nd
->macaddr
;
4797 macaddr
[5] = 0x56 + nb_nics
;
4799 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4800 if (parse_macaddr(macaddr
, buf
) < 0) {
4801 fprintf(stderr
, "invalid syntax for ethernet address\n");
4805 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4806 nd
->model
= strdup(buf
);
4810 vlan
->nb_guest_devs
++;
4813 if (!strcmp(device
, "none")) {
4814 /* does nothing. It is needed to signal that no network cards
4819 if (!strcmp(device
, "user")) {
4820 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4821 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4823 vlan
->nb_host_devs
++;
4824 ret
= net_slirp_init(vlan
);
4828 if (!strcmp(device
, "tap")) {
4830 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4831 fprintf(stderr
, "tap: no interface name\n");
4834 vlan
->nb_host_devs
++;
4835 ret
= tap_win32_init(vlan
, ifname
);
4838 if (!strcmp(device
, "tap")) {
4840 char setup_script
[1024], down_script
[1024];
4842 vlan
->nb_host_devs
++;
4843 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4844 fd
= strtol(buf
, NULL
, 0);
4846 if (net_tap_fd_init(vlan
, fd
))
4849 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4852 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4853 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4855 if (get_param_value(down_script
, sizeof(down_script
), "downscript", p
) == 0) {
4856 pstrcpy(down_script
, sizeof(down_script
), DEFAULT_NETWORK_DOWN_SCRIPT
);
4858 ret
= net_tap_init(vlan
, ifname
, setup_script
, down_script
);
4862 if (!strcmp(device
, "socket")) {
4863 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4865 fd
= strtol(buf
, NULL
, 0);
4867 if (net_socket_fd_init(vlan
, fd
, 1))
4869 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4870 ret
= net_socket_listen_init(vlan
, buf
);
4871 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4872 ret
= net_socket_connect_init(vlan
, buf
);
4873 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4874 ret
= net_socket_mcast_init(vlan
, buf
);
4876 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4879 vlan
->nb_host_devs
++;
4882 fprintf(stderr
, "Unknown network device: %s\n", device
);
4886 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4892 void do_info_network(void)
4895 VLANClientState
*vc
;
4897 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4898 term_printf("VLAN %d devices:\n", vlan
->id
);
4899 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4900 term_printf(" %s\n", vc
->info_str
);
4904 #define HD_ALIAS "index=%d,media=disk"
4906 #define CDROM_ALIAS "index=1,media=cdrom"
4908 #define CDROM_ALIAS "index=2,media=cdrom"
4910 #define FD_ALIAS "index=%d,if=floppy"
4911 #define PFLASH_ALIAS "if=pflash"
4912 #define MTD_ALIAS "if=mtd"
4913 #define SD_ALIAS "index=0,if=sd"
4915 static int drive_add(const char *file
, const char *fmt
, ...)
4919 if (nb_drives_opt
>= MAX_DRIVES
) {
4920 fprintf(stderr
, "qemu: too many drives\n");
4924 drives_opt
[nb_drives_opt
].file
= file
;
4926 vsnprintf(drives_opt
[nb_drives_opt
].opt
,
4927 sizeof(drives_opt
[0].opt
), fmt
, ap
);
4930 return nb_drives_opt
++;
4933 int drive_get_index(BlockInterfaceType type
, int bus
, int unit
)
4937 /* seek interface, bus and unit */
4939 for (index
= 0; index
< nb_drives
; index
++)
4940 if (drives_table
[index
].type
== type
&&
4941 drives_table
[index
].bus
== bus
&&
4942 drives_table
[index
].unit
== unit
)
4948 int drive_get_max_bus(BlockInterfaceType type
)
4954 for (index
= 0; index
< nb_drives
; index
++) {
4955 if(drives_table
[index
].type
== type
&&
4956 drives_table
[index
].bus
> max_bus
)
4957 max_bus
= drives_table
[index
].bus
;
4962 static int drive_init(struct drive_opt
*arg
, int snapshot
,
4963 QEMUMachine
*machine
)
4968 const char *mediastr
= "";
4969 BlockInterfaceType type
;
4970 enum { MEDIA_DISK
, MEDIA_CDROM
} media
;
4971 int bus_id
, unit_id
;
4972 int cyls
, heads
, secs
, translation
;
4973 BlockDriverState
*bdrv
;
4978 char *str
= arg
->opt
;
4979 char *params
[] = { "bus", "unit", "if", "index", "cyls", "heads",
4980 "secs", "trans", "media", "snapshot", "file",
4981 "cache", "boot", NULL
};
4983 if (check_params(buf
, sizeof(buf
), params
, str
) < 0) {
4984 fprintf(stderr
, "qemu: unknowm parameter '%s' in '%s'\n",
4990 cyls
= heads
= secs
= 0;
4993 translation
= BIOS_ATA_TRANSLATION_AUTO
;
4997 if (!strcmp(machine
->name
, "realview") ||
4998 !strcmp(machine
->name
, "SS-5") ||
4999 !strcmp(machine
->name
, "SS-10") ||
5000 !strcmp(machine
->name
, "SS-600MP") ||
5001 !strcmp(machine
->name
, "versatilepb") ||
5002 !strcmp(machine
->name
, "versatileab")) {
5004 max_devs
= MAX_SCSI_DEVS
;
5005 strcpy(devname
, "scsi");
5008 max_devs
= MAX_IDE_DEVS
;
5009 strcpy(devname
, "ide");
5013 /* extract parameters */
5015 if (get_param_value(buf
, sizeof(buf
), "bus", str
)) {
5016 bus_id
= strtol(buf
, NULL
, 0);
5018 fprintf(stderr
, "qemu: '%s' invalid bus id\n", str
);
5023 if (get_param_value(buf
, sizeof(buf
), "unit", str
)) {
5024 unit_id
= strtol(buf
, NULL
, 0);
5026 fprintf(stderr
, "qemu: '%s' invalid unit id\n", str
);
5031 if (get_param_value(buf
, sizeof(buf
), "if", str
)) {
5032 strncpy(devname
, buf
, sizeof(devname
));
5033 if (!strcmp(buf
, "ide")) {
5035 max_devs
= MAX_IDE_DEVS
;
5036 } else if (!strcmp(buf
, "scsi")) {
5038 max_devs
= MAX_SCSI_DEVS
;
5039 } else if (!strcmp(buf
, "floppy")) {
5042 } else if (!strcmp(buf
, "pflash")) {
5045 } else if (!strcmp(buf
, "mtd")) {
5048 } else if (!strcmp(buf
, "sd")) {
5051 } else if (!strcmp(buf
, "virtio")) {
5055 fprintf(stderr
, "qemu: '%s' unsupported bus type '%s'\n", str
, buf
);
5060 if (get_param_value(buf
, sizeof(buf
), "index", str
)) {
5061 index
= strtol(buf
, NULL
, 0);
5063 fprintf(stderr
, "qemu: '%s' invalid index\n", str
);
5068 if (get_param_value(buf
, sizeof(buf
), "cyls", str
)) {
5069 cyls
= strtol(buf
, NULL
, 0);
5072 if (get_param_value(buf
, sizeof(buf
), "heads", str
)) {
5073 heads
= strtol(buf
, NULL
, 0);
5076 if (get_param_value(buf
, sizeof(buf
), "secs", str
)) {
5077 secs
= strtol(buf
, NULL
, 0);
5080 if (cyls
|| heads
|| secs
) {
5081 if (cyls
< 1 || cyls
> 16383) {
5082 fprintf(stderr
, "qemu: '%s' invalid physical cyls number\n", str
);
5085 if (heads
< 1 || heads
> 16) {
5086 fprintf(stderr
, "qemu: '%s' invalid physical heads number\n", str
);
5089 if (secs
< 1 || secs
> 63) {
5090 fprintf(stderr
, "qemu: '%s' invalid physical secs number\n", str
);
5095 if (get_param_value(buf
, sizeof(buf
), "trans", str
)) {
5098 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5102 if (!strcmp(buf
, "none"))
5103 translation
= BIOS_ATA_TRANSLATION_NONE
;
5104 else if (!strcmp(buf
, "lba"))
5105 translation
= BIOS_ATA_TRANSLATION_LBA
;
5106 else if (!strcmp(buf
, "auto"))
5107 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5109 fprintf(stderr
, "qemu: '%s' invalid translation type\n", str
);
5114 if (get_param_value(buf
, sizeof(buf
), "media", str
)) {
5115 if (!strcmp(buf
, "disk")) {
5117 } else if (!strcmp(buf
, "cdrom")) {
5118 if (cyls
|| secs
|| heads
) {
5120 "qemu: '%s' invalid physical CHS format\n", str
);
5123 media
= MEDIA_CDROM
;
5125 fprintf(stderr
, "qemu: '%s' invalid media\n", str
);
5130 if (get_param_value(buf
, sizeof(buf
), "snapshot", str
)) {
5131 if (!strcmp(buf
, "on"))
5133 else if (!strcmp(buf
, "off"))
5136 fprintf(stderr
, "qemu: '%s' invalid snapshot option\n", str
);
5141 if (get_param_value(buf
, sizeof(buf
), "cache", str
)) {
5142 if (!strcmp(buf
, "off"))
5144 else if (!strcmp(buf
, "on"))
5147 fprintf(stderr
, "qemu: invalid cache option\n");
5152 if (get_param_value(buf
, sizeof(buf
), "boot", str
)) {
5153 if (!strcmp(buf
, "on")) {
5154 if (extboot_drive
!= -1) {
5155 fprintf(stderr
, "qemu: two bootable drives specified\n");
5158 extboot_drive
= nb_drives
;
5159 } else if (strcmp(buf
, "off")) {
5160 fprintf(stderr
, "qemu: '%s' invalid boot option\n", str
);
5165 if (arg
->file
== NULL
)
5166 get_param_value(file
, sizeof(file
), "file", str
);
5168 pstrcpy(file
, sizeof(file
), arg
->file
);
5170 /* compute bus and unit according index */
5173 if (bus_id
!= 0 || unit_id
!= -1) {
5175 "qemu: '%s' index cannot be used with bus and unit\n", str
);
5183 unit_id
= index
% max_devs
;
5184 bus_id
= index
/ max_devs
;
5188 /* if user doesn't specify a unit_id,
5189 * try to find the first free
5192 if (unit_id
== -1) {
5194 while (drive_get_index(type
, bus_id
, unit_id
) != -1) {
5196 if (max_devs
&& unit_id
>= max_devs
) {
5197 unit_id
-= max_devs
;
5205 if (max_devs
&& unit_id
>= max_devs
) {
5206 fprintf(stderr
, "qemu: '%s' unit %d too big (max is %d)\n",
5207 str
, unit_id
, max_devs
- 1);
5212 * ignore multiple definitions
5215 if (drive_get_index(type
, bus_id
, unit_id
) != -1)
5220 if (type
== IF_IDE
|| type
== IF_SCSI
)
5221 mediastr
= (media
== MEDIA_CDROM
) ? "-cd" : "-hd";
5223 snprintf(buf
, sizeof(buf
), "%s%i%s%i",
5224 devname
, bus_id
, mediastr
, unit_id
);
5226 snprintf(buf
, sizeof(buf
), "%s%s%i",
5227 devname
, mediastr
, unit_id
);
5228 bdrv
= bdrv_new(buf
);
5229 drives_table
[nb_drives
].bdrv
= bdrv
;
5230 drives_table
[nb_drives
].type
= type
;
5231 drives_table
[nb_drives
].bus
= bus_id
;
5232 drives_table
[nb_drives
].unit
= unit_id
;
5241 bdrv_set_geometry_hint(bdrv
, cyls
, heads
, secs
);
5242 bdrv_set_translation_hint(bdrv
, translation
);
5246 bdrv_set_type_hint(bdrv
, BDRV_TYPE_CDROM
);
5251 /* FIXME: This isn't really a floppy, but it's a reasonable
5254 bdrv_set_type_hint(bdrv
, BDRV_TYPE_FLOPPY
);
5265 bdrv_flags
|= BDRV_O_SNAPSHOT
;
5267 bdrv_flags
|= BDRV_O_DIRECT
;
5268 if (bdrv_open(bdrv
, file
, bdrv_flags
) < 0 || qemu_key_check(bdrv
, file
)) {
5269 fprintf(stderr
, "qemu: could not open disk image %s\n",
5276 /***********************************************************/
5279 static USBPort
*used_usb_ports
;
5280 static USBPort
*free_usb_ports
;
5282 /* ??? Maybe change this to register a hub to keep track of the topology. */
5283 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
5284 usb_attachfn attach
)
5286 port
->opaque
= opaque
;
5287 port
->index
= index
;
5288 port
->attach
= attach
;
5289 port
->next
= free_usb_ports
;
5290 free_usb_ports
= port
;
5293 static int usb_device_add(const char *devname
)
5299 if (!free_usb_ports
)
5302 if (strstart(devname
, "host:", &p
)) {
5303 dev
= usb_host_device_open(p
);
5304 } else if (!strcmp(devname
, "mouse")) {
5305 dev
= usb_mouse_init();
5306 } else if (!strcmp(devname
, "tablet")) {
5307 dev
= usb_tablet_init();
5308 } else if (!strcmp(devname
, "keyboard")) {
5309 dev
= usb_keyboard_init();
5310 } else if (strstart(devname
, "disk:", &p
)) {
5311 dev
= usb_msd_init(p
);
5312 } else if (!strcmp(devname
, "wacom-tablet")) {
5313 dev
= usb_wacom_init();
5314 } else if (strstart(devname
, "serial:", &p
)) {
5315 dev
= usb_serial_init(p
);
5322 /* Find a USB port to add the device to. */
5323 port
= free_usb_ports
;
5327 /* Create a new hub and chain it on. */
5328 free_usb_ports
= NULL
;
5329 port
->next
= used_usb_ports
;
5330 used_usb_ports
= port
;
5332 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
5333 usb_attach(port
, hub
);
5334 port
= free_usb_ports
;
5337 free_usb_ports
= port
->next
;
5338 port
->next
= used_usb_ports
;
5339 used_usb_ports
= port
;
5340 usb_attach(port
, dev
);
5344 static int usb_device_del(const char *devname
)
5352 if (!used_usb_ports
)
5355 p
= strchr(devname
, '.');
5358 bus_num
= strtoul(devname
, NULL
, 0);
5359 addr
= strtoul(p
+ 1, NULL
, 0);
5363 lastp
= &used_usb_ports
;
5364 port
= used_usb_ports
;
5365 while (port
&& port
->dev
->addr
!= addr
) {
5366 lastp
= &port
->next
;
5374 *lastp
= port
->next
;
5375 usb_attach(port
, NULL
);
5376 dev
->handle_destroy(dev
);
5377 port
->next
= free_usb_ports
;
5378 free_usb_ports
= port
;
5382 void do_usb_add(const char *devname
)
5385 ret
= usb_device_add(devname
);
5387 term_printf("Could not add USB device '%s'\n", devname
);
5390 void do_usb_del(const char *devname
)
5393 ret
= usb_device_del(devname
);
5395 term_printf("Could not remove USB device '%s'\n", devname
);
5402 const char *speed_str
;
5405 term_printf("USB support not enabled\n");
5409 for (port
= used_usb_ports
; port
; port
= port
->next
) {
5413 switch(dev
->speed
) {
5417 case USB_SPEED_FULL
:
5420 case USB_SPEED_HIGH
:
5427 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5428 0, dev
->addr
, speed_str
, dev
->devname
);
5432 /***********************************************************/
5433 /* PCMCIA/Cardbus */
5435 static struct pcmcia_socket_entry_s
{
5436 struct pcmcia_socket_s
*socket
;
5437 struct pcmcia_socket_entry_s
*next
;
5438 } *pcmcia_sockets
= 0;
5440 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
5442 struct pcmcia_socket_entry_s
*entry
;
5444 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
5445 entry
->socket
= socket
;
5446 entry
->next
= pcmcia_sockets
;
5447 pcmcia_sockets
= entry
;
5450 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
5452 struct pcmcia_socket_entry_s
*entry
, **ptr
;
5454 ptr
= &pcmcia_sockets
;
5455 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
5456 if (entry
->socket
== socket
) {
5462 void pcmcia_info(void)
5464 struct pcmcia_socket_entry_s
*iter
;
5465 if (!pcmcia_sockets
)
5466 term_printf("No PCMCIA sockets\n");
5468 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
5469 term_printf("%s: %s\n", iter
->socket
->slot_string
,
5470 iter
->socket
->attached
? iter
->socket
->card_string
:
5474 /***********************************************************/
5477 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
5481 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
5485 static void dumb_refresh(DisplayState
*ds
)
5487 #if defined(CONFIG_SDL)
5492 static void dumb_display_init(DisplayState
*ds
)
5497 ds
->dpy_update
= dumb_update
;
5498 ds
->dpy_resize
= dumb_resize
;
5499 ds
->dpy_refresh
= dumb_refresh
;
5502 /***********************************************************/
5505 #define MAX_IO_HANDLERS 64
5507 typedef struct IOHandlerRecord
{
5509 IOCanRWHandler
*fd_read_poll
;
5511 IOHandler
*fd_write
;
5514 /* temporary data */
5516 struct IOHandlerRecord
*next
;
5519 static IOHandlerRecord
*first_io_handler
;
5521 /* XXX: fd_read_poll should be suppressed, but an API change is
5522 necessary in the character devices to suppress fd_can_read(). */
5523 int qemu_set_fd_handler2(int fd
,
5524 IOCanRWHandler
*fd_read_poll
,
5526 IOHandler
*fd_write
,
5529 IOHandlerRecord
**pioh
, *ioh
;
5531 if (!fd_read
&& !fd_write
) {
5532 pioh
= &first_io_handler
;
5537 if (ioh
->fd
== fd
) {
5544 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5548 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
5551 ioh
->next
= first_io_handler
;
5552 first_io_handler
= ioh
;
5555 ioh
->fd_read_poll
= fd_read_poll
;
5556 ioh
->fd_read
= fd_read
;
5557 ioh
->fd_write
= fd_write
;
5558 ioh
->opaque
= opaque
;
5564 int qemu_set_fd_handler(int fd
,
5566 IOHandler
*fd_write
,
5569 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
5572 /***********************************************************/
5573 /* Polling handling */
5575 typedef struct PollingEntry
{
5578 struct PollingEntry
*next
;
5581 static PollingEntry
*first_polling_entry
;
5583 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
5585 PollingEntry
**ppe
, *pe
;
5586 pe
= qemu_mallocz(sizeof(PollingEntry
));
5590 pe
->opaque
= opaque
;
5591 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
5596 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
5598 PollingEntry
**ppe
, *pe
;
5599 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
5601 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
5610 /***********************************************************/
5611 /* Wait objects support */
5612 typedef struct WaitObjects
{
5614 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
5615 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
5616 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
5619 static WaitObjects wait_objects
= {0};
5621 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5623 WaitObjects
*w
= &wait_objects
;
5625 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
5627 w
->events
[w
->num
] = handle
;
5628 w
->func
[w
->num
] = func
;
5629 w
->opaque
[w
->num
] = opaque
;
5634 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5637 WaitObjects
*w
= &wait_objects
;
5640 for (i
= 0; i
< w
->num
; i
++) {
5641 if (w
->events
[i
] == handle
)
5644 w
->events
[i
] = w
->events
[i
+ 1];
5645 w
->func
[i
] = w
->func
[i
+ 1];
5646 w
->opaque
[i
] = w
->opaque
[i
+ 1];
5654 #define SELF_ANNOUNCE_ROUNDS 5
5655 #define ETH_P_EXPERIMENTAL 0x01F1 /* just a number */
5656 //#define ETH_P_EXPERIMENTAL 0x0012 /* make it the size of the packet */
5657 #define EXPERIMENTAL_MAGIC 0xf1f23f4f
5659 static int announce_self_create(uint8_t *buf
,
5662 uint32_t magic
= EXPERIMENTAL_MAGIC
;
5663 uint16_t proto
= htons(ETH_P_EXPERIMENTAL
);
5665 /* FIXME: should we send a different packet (arp/rarp/ping)? */
5667 memset(buf
, 0xff, 6); /* h_dst */
5668 memcpy(buf
+ 6, mac_addr
, 6); /* h_src */
5669 memcpy(buf
+ 12, &proto
, 2); /* h_proto */
5670 memcpy(buf
+ 14, &magic
, 4); /* magic */
5672 return 18; /* len */
5675 static void qemu_announce_self(void)
5679 VLANClientState
*vc
;
5682 for (i
= 0; i
< nb_nics
; i
++) {
5683 len
= announce_self_create(buf
, nd_table
[i
].macaddr
);
5684 vlan
= nd_table
[i
].vlan
;
5685 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
5686 if (vc
->fd_read
== tap_receive
) /* send only if tap */
5687 for (j
=0; j
< SELF_ANNOUNCE_ROUNDS
; j
++)
5688 vc
->fd_read(vc
->opaque
, buf
, len
);
5693 /***********************************************************/
5694 /* savevm/loadvm support */
5696 #define IO_BUF_SIZE 32768
5699 QEMUFilePutBufferFunc
*put_buffer
;
5700 QEMUFileGetBufferFunc
*get_buffer
;
5701 QEMUFileCloseFunc
*close
;
5704 int64_t buf_offset
; /* start of buffer when writing, end of buffer
5707 int buf_size
; /* 0 when writing */
5708 uint8_t buf
[IO_BUF_SIZE
];
5711 typedef struct QEMUFileFD
5716 static int fd_get_buffer(void *opaque
, uint8_t *buf
, int64_t pos
, int size
)
5718 QEMUFileFD
*s
= opaque
;
5723 len
= read(s
->fd
, buf
+ offset
, size
- offset
);
5725 if (errno
== EINTR
|| errno
== EAGAIN
)
5732 QEMUFile
*qemu_fopen_fd(int fd
)
5734 QEMUFileFD
*s
= qemu_mallocz(sizeof(QEMUFileFD
));
5736 return qemu_fopen(s
, NULL
, fd_get_buffer
, qemu_free
);
5739 typedef struct QEMUFileUnix
5744 static void file_put_buffer(void *opaque
, const uint8_t *buf
, int64_t pos
, int size
)
5746 QEMUFileUnix
*s
= opaque
;
5747 fseek(s
->outfile
, pos
, SEEK_SET
);
5748 fwrite(buf
, 1, size
, s
->outfile
);
5751 static int file_get_buffer(void *opaque
, uint8_t *buf
, int64_t pos
, int size
)
5753 QEMUFileUnix
*s
= opaque
;
5754 fseek(s
->outfile
, pos
, SEEK_SET
);
5755 return fread(buf
, 1, size
, s
->outfile
);
5758 static void file_close(void *opaque
)
5760 QEMUFileUnix
*s
= opaque
;
5765 QEMUFile
*qemu_fopen_file(const char *filename
, const char *mode
)
5769 s
= qemu_mallocz(sizeof(QEMUFileUnix
));
5773 s
->outfile
= fopen(filename
, mode
);
5777 if (!strcmp(mode
, "wb"))
5778 return qemu_fopen(s
, file_put_buffer
, NULL
, file_close
);
5779 else if (!strcmp(mode
, "rb"))
5780 return qemu_fopen(s
, NULL
, file_get_buffer
, file_close
);
5789 typedef struct QEMUFileBdrv
5791 BlockDriverState
*bs
;
5792 int64_t base_offset
;
5795 static void bdrv_put_buffer(void *opaque
, const uint8_t *buf
, int64_t pos
, int size
)
5797 QEMUFileBdrv
*s
= opaque
;
5798 bdrv_pwrite(s
->bs
, s
->base_offset
+ pos
, buf
, size
);
5801 static int bdrv_get_buffer(void *opaque
, uint8_t *buf
, int64_t pos
, int size
)
5803 QEMUFileBdrv
*s
= opaque
;
5804 return bdrv_pread(s
->bs
, s
->base_offset
+ pos
, buf
, size
);
5807 QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
5811 s
= qemu_mallocz(sizeof(QEMUFileBdrv
));
5816 s
->base_offset
= offset
;
5819 return qemu_fopen(s
, bdrv_put_buffer
, NULL
, qemu_free
);
5821 return qemu_fopen(s
, NULL
, bdrv_get_buffer
, qemu_free
);
5824 QEMUFile
*qemu_fopen(void *opaque
, QEMUFilePutBufferFunc
*put_buffer
,
5825 QEMUFileGetBufferFunc
*get_buffer
, QEMUFileCloseFunc
*close
)
5829 f
= qemu_mallocz(sizeof(QEMUFile
));
5834 f
->put_buffer
= put_buffer
;
5835 f
->get_buffer
= get_buffer
;
5841 void qemu_fflush(QEMUFile
*f
)
5846 if (f
->buf_index
> 0) {
5847 f
->put_buffer(f
->opaque
, f
->buf
, f
->buf_offset
, f
->buf_index
);
5848 f
->buf_offset
+= f
->buf_index
;
5853 static void qemu_fill_buffer(QEMUFile
*f
)
5860 len
= f
->get_buffer(f
->opaque
, f
->buf
, f
->buf_offset
, IO_BUF_SIZE
);
5866 f
->buf_offset
+= len
;
5869 void qemu_fclose(QEMUFile
*f
)
5873 f
->close(f
->opaque
);
5877 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
5881 l
= IO_BUF_SIZE
- f
->buf_index
;
5884 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
5888 if (f
->buf_index
>= IO_BUF_SIZE
)
5893 void qemu_put_byte(QEMUFile
*f
, int v
)
5895 f
->buf
[f
->buf_index
++] = v
;
5896 if (f
->buf_index
>= IO_BUF_SIZE
)
5900 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
5906 l
= f
->buf_size
- f
->buf_index
;
5908 qemu_fill_buffer(f
);
5909 l
= f
->buf_size
- f
->buf_index
;
5915 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
5920 return size1
- size
;
5923 int qemu_get_byte(QEMUFile
*f
)
5925 if (f
->buf_index
>= f
->buf_size
) {
5926 qemu_fill_buffer(f
);
5927 if (f
->buf_index
>= f
->buf_size
)
5930 return f
->buf
[f
->buf_index
++];
5933 int64_t qemu_ftell(QEMUFile
*f
)
5935 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
5938 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
5940 if (whence
== SEEK_SET
) {
5942 } else if (whence
== SEEK_CUR
) {
5943 pos
+= qemu_ftell(f
);
5945 /* SEEK_END not supported */
5948 if (f
->put_buffer
) {
5950 f
->buf_offset
= pos
;
5952 f
->buf_offset
= pos
;
5959 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
5961 qemu_put_byte(f
, v
>> 8);
5962 qemu_put_byte(f
, v
);
5965 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
5967 qemu_put_byte(f
, v
>> 24);
5968 qemu_put_byte(f
, v
>> 16);
5969 qemu_put_byte(f
, v
>> 8);
5970 qemu_put_byte(f
, v
);
5973 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
5975 qemu_put_be32(f
, v
>> 32);
5976 qemu_put_be32(f
, v
);
5979 unsigned int qemu_get_be16(QEMUFile
*f
)
5982 v
= qemu_get_byte(f
) << 8;
5983 v
|= qemu_get_byte(f
);
5987 unsigned int qemu_get_be32(QEMUFile
*f
)
5990 v
= qemu_get_byte(f
) << 24;
5991 v
|= qemu_get_byte(f
) << 16;
5992 v
|= qemu_get_byte(f
) << 8;
5993 v
|= qemu_get_byte(f
);
5997 uint64_t qemu_get_be64(QEMUFile
*f
)
6000 v
= (uint64_t)qemu_get_be32(f
) << 32;
6001 v
|= qemu_get_be32(f
);
6005 typedef struct SaveStateEntry
{
6009 SaveStateHandler
*save_state
;
6010 LoadStateHandler
*load_state
;
6012 struct SaveStateEntry
*next
;
6015 static SaveStateEntry
*first_se
;
6017 int register_savevm(const char *idstr
,
6020 SaveStateHandler
*save_state
,
6021 LoadStateHandler
*load_state
,
6024 SaveStateEntry
*se
, **pse
;
6026 se
= qemu_malloc(sizeof(SaveStateEntry
));
6029 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
6030 se
->instance_id
= instance_id
;
6031 se
->version_id
= version_id
;
6032 se
->save_state
= save_state
;
6033 se
->load_state
= load_state
;
6034 se
->opaque
= opaque
;
6037 /* add at the end of list */
6039 while (*pse
!= NULL
)
6040 pse
= &(*pse
)->next
;
6045 #define QEMU_VM_FILE_MAGIC 0x5145564d
6046 #define QEMU_VM_FILE_VERSION 0x00000002
6048 static int qemu_savevm_state(QEMUFile
*f
)
6052 int64_t cur_pos
, len_pos
, total_len_pos
;
6054 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
6055 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
6056 total_len_pos
= qemu_ftell(f
);
6057 qemu_put_be64(f
, 0); /* total size */
6059 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
6061 len
= strlen(se
->idstr
);
6062 qemu_put_byte(f
, len
);
6063 qemu_put_buffer(f
, (uint8_t *)se
->idstr
, len
);
6065 qemu_put_be32(f
, se
->instance_id
);
6066 qemu_put_be32(f
, se
->version_id
);
6068 /* record size: filled later */
6069 len_pos
= qemu_ftell(f
);
6070 qemu_put_be32(f
, 0);
6071 se
->save_state(f
, se
->opaque
);
6073 /* fill record size */
6074 cur_pos
= qemu_ftell(f
);
6075 len
= cur_pos
- len_pos
- 4;
6076 qemu_fseek(f
, len_pos
, SEEK_SET
);
6077 qemu_put_be32(f
, len
);
6078 qemu_fseek(f
, cur_pos
, SEEK_SET
);
6080 cur_pos
= qemu_ftell(f
);
6081 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
6082 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
6083 qemu_fseek(f
, cur_pos
, SEEK_SET
);
6089 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
6093 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
6094 if (!strcmp(se
->idstr
, idstr
) &&
6095 instance_id
== se
->instance_id
)
6101 static int qemu_loadvm_state(QEMUFile
*f
)
6104 int len
, ret
, instance_id
, record_len
, version_id
;
6105 int64_t total_len
, end_pos
, cur_pos
;
6109 v
= qemu_get_be32(f
);
6110 if (v
!= QEMU_VM_FILE_MAGIC
)
6112 v
= qemu_get_be32(f
);
6113 if (v
!= QEMU_VM_FILE_VERSION
) {
6118 total_len
= qemu_get_be64(f
);
6119 end_pos
= total_len
+ qemu_ftell(f
);
6121 if (qemu_ftell(f
) >= end_pos
)
6123 len
= qemu_get_byte(f
);
6124 qemu_get_buffer(f
, (uint8_t *)idstr
, len
);
6126 instance_id
= qemu_get_be32(f
);
6127 version_id
= qemu_get_be32(f
);
6128 record_len
= qemu_get_be32(f
);
6130 printf("idstr=%s instance=0x%x version=%d len=%d\n",
6131 idstr
, instance_id
, version_id
, record_len
);
6133 cur_pos
= qemu_ftell(f
);
6134 se
= find_se(idstr
, instance_id
);
6136 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
6137 instance_id
, idstr
);
6139 ret
= se
->load_state(f
, se
->opaque
, version_id
);
6141 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
6142 instance_id
, idstr
);
6146 /* always seek to exact end of record */
6147 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
6154 int qemu_live_savevm_state(QEMUFile
*f
)
6159 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
6160 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
6162 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
6163 len
= strlen(se
->idstr
);
6165 qemu_put_byte(f
, len
);
6166 qemu_put_buffer(f
, se
->idstr
, len
);
6167 qemu_put_be32(f
, se
->instance_id
);
6168 qemu_put_be32(f
, se
->version_id
);
6170 se
->save_state(f
, se
->opaque
);
6173 qemu_put_byte(f
, 0);
6179 int qemu_live_loadvm_state(QEMUFile
*f
)
6182 int len
, ret
, instance_id
, version_id
;
6186 v
= qemu_get_be32(f
);
6187 if (v
!= QEMU_VM_FILE_MAGIC
)
6189 v
= qemu_get_be32(f
);
6190 if (v
!= QEMU_VM_FILE_VERSION
) {
6197 len
= qemu_get_byte(f
);
6200 qemu_get_buffer(f
, idstr
, len
);
6202 instance_id
= qemu_get_be32(f
);
6203 version_id
= qemu_get_be32(f
);
6204 se
= find_se(idstr
, instance_id
);
6206 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
6207 instance_id
, idstr
);
6209 if (version_id
> se
->version_id
) { /* src version > dst version */
6210 fprintf(stderr
, "migration:version mismatch:%s:%d(s)>%d(d)\n",
6211 idstr
, version_id
, se
->version_id
);
6215 ret
= se
->load_state(f
, se
->opaque
, version_id
);
6217 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
6218 instance_id
, idstr
);
6225 qemu_announce_self();
6231 /* device can contain snapshots */
6232 static int bdrv_can_snapshot(BlockDriverState
*bs
)
6235 !bdrv_is_removable(bs
) &&
6236 !bdrv_is_read_only(bs
));
6239 /* device must be snapshots in order to have a reliable snapshot */
6240 static int bdrv_has_snapshot(BlockDriverState
*bs
)
6243 !bdrv_is_removable(bs
) &&
6244 !bdrv_is_read_only(bs
));
6247 static BlockDriverState
*get_bs_snapshots(void)
6249 BlockDriverState
*bs
;
6253 return bs_snapshots
;
6254 for(i
= 0; i
<= nb_drives
; i
++) {
6255 bs
= drives_table
[i
].bdrv
;
6256 if (bdrv_can_snapshot(bs
))
6265 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
6268 QEMUSnapshotInfo
*sn_tab
, *sn
;
6272 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6275 for(i
= 0; i
< nb_sns
; i
++) {
6277 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
6287 void do_savevm(const char *name
)
6289 BlockDriverState
*bs
, *bs1
;
6290 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
6291 int must_delete
, ret
, i
;
6292 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6294 int saved_vm_running
;
6301 bs
= get_bs_snapshots();
6303 term_printf("No block device can accept snapshots\n");
6307 /* ??? Should this occur after vm_stop? */
6310 saved_vm_running
= vm_running
;
6315 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
6320 memset(sn
, 0, sizeof(*sn
));
6322 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
6323 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
6326 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
6329 /* fill auxiliary fields */
6332 sn
->date_sec
= tb
.time
;
6333 sn
->date_nsec
= tb
.millitm
* 1000000;
6335 gettimeofday(&tv
, NULL
);
6336 sn
->date_sec
= tv
.tv_sec
;
6337 sn
->date_nsec
= tv
.tv_usec
* 1000;
6339 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
6341 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6342 term_printf("Device %s does not support VM state snapshots\n",
6343 bdrv_get_device_name(bs
));
6347 /* save the VM state */
6348 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
6350 term_printf("Could not open VM state file\n");
6353 ret
= qemu_savevm_state(f
);
6354 sn
->vm_state_size
= qemu_ftell(f
);
6357 term_printf("Error %d while writing VM\n", ret
);
6361 /* create the snapshots */
6363 for(i
= 0; i
< nb_drives
; i
++) {
6364 bs1
= drives_table
[i
].bdrv
;
6365 if (bdrv_has_snapshot(bs1
)) {
6367 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
6369 term_printf("Error while deleting snapshot on '%s'\n",
6370 bdrv_get_device_name(bs1
));
6373 ret
= bdrv_snapshot_create(bs1
, sn
);
6375 term_printf("Error while creating snapshot on '%s'\n",
6376 bdrv_get_device_name(bs1
));
6382 if (saved_vm_running
)
6386 void do_loadvm(const char *name
)
6388 BlockDriverState
*bs
, *bs1
;
6389 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6392 int saved_vm_running
;
6394 bs
= get_bs_snapshots();
6396 term_printf("No block device supports snapshots\n");
6400 /* Flush all IO requests so they don't interfere with the new state. */
6403 saved_vm_running
= vm_running
;
6406 for(i
= 0; i
<= nb_drives
; i
++) {
6407 bs1
= drives_table
[i
].bdrv
;
6408 if (bdrv_has_snapshot(bs1
)) {
6409 ret
= bdrv_snapshot_goto(bs1
, name
);
6412 term_printf("Warning: ");
6415 term_printf("Snapshots not supported on device '%s'\n",
6416 bdrv_get_device_name(bs1
));
6419 term_printf("Could not find snapshot '%s' on device '%s'\n",
6420 name
, bdrv_get_device_name(bs1
));
6423 term_printf("Error %d while activating snapshot on '%s'\n",
6424 ret
, bdrv_get_device_name(bs1
));
6427 /* fatal on snapshot block device */
6434 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6435 term_printf("Device %s does not support VM state snapshots\n",
6436 bdrv_get_device_name(bs
));
6440 /* restore the VM state */
6441 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
6443 term_printf("Could not open VM state file\n");
6446 ret
= qemu_loadvm_state(f
);
6449 term_printf("Error %d while loading VM state\n", ret
);
6452 if (saved_vm_running
)
6456 void do_delvm(const char *name
)
6458 BlockDriverState
*bs
, *bs1
;
6461 bs
= get_bs_snapshots();
6463 term_printf("No block device supports snapshots\n");
6467 for(i
= 0; i
<= nb_drives
; i
++) {
6468 bs1
= drives_table
[i
].bdrv
;
6469 if (bdrv_has_snapshot(bs1
)) {
6470 ret
= bdrv_snapshot_delete(bs1
, name
);
6472 if (ret
== -ENOTSUP
)
6473 term_printf("Snapshots not supported on device '%s'\n",
6474 bdrv_get_device_name(bs1
));
6476 term_printf("Error %d while deleting snapshot on '%s'\n",
6477 ret
, bdrv_get_device_name(bs1
));
6483 void do_info_snapshots(void)
6485 BlockDriverState
*bs
, *bs1
;
6486 QEMUSnapshotInfo
*sn_tab
, *sn
;
6490 bs
= get_bs_snapshots();
6492 term_printf("No available block device supports snapshots\n");
6495 term_printf("Snapshot devices:");
6496 for(i
= 0; i
<= nb_drives
; i
++) {
6497 bs1
= drives_table
[i
].bdrv
;
6498 if (bdrv_has_snapshot(bs1
)) {
6500 term_printf(" %s", bdrv_get_device_name(bs1
));
6505 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6507 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
6510 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
6511 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
6512 for(i
= 0; i
< nb_sns
; i
++) {
6514 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
6519 /***********************************************************/
6520 /* cpu save/restore */
6522 #if defined(TARGET_I386)
6524 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
6526 qemu_put_be32(f
, dt
->selector
);
6527 qemu_put_betl(f
, dt
->base
);
6528 qemu_put_be32(f
, dt
->limit
);
6529 qemu_put_be32(f
, dt
->flags
);
6532 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
6534 dt
->selector
= qemu_get_be32(f
);
6535 dt
->base
= qemu_get_betl(f
);
6536 dt
->limit
= qemu_get_be32(f
);
6537 dt
->flags
= qemu_get_be32(f
);
6540 void cpu_save(QEMUFile
*f
, void *opaque
)
6542 CPUState
*env
= opaque
;
6543 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
6548 kvm_save_registers(env
);
6550 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6551 qemu_put_betls(f
, &env
->regs
[i
]);
6552 qemu_put_betls(f
, &env
->eip
);
6553 qemu_put_betls(f
, &env
->eflags
);
6554 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
6555 qemu_put_be32s(f
, &hflags
);
6559 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
6561 for(i
= 0; i
< 8; i
++) {
6562 fptag
|= ((!env
->fptags
[i
]) << i
);
6565 qemu_put_be16s(f
, &fpuc
);
6566 qemu_put_be16s(f
, &fpus
);
6567 qemu_put_be16s(f
, &fptag
);
6569 #ifdef USE_X86LDOUBLE
6574 qemu_put_be16s(f
, &fpregs_format
);
6576 for(i
= 0; i
< 8; i
++) {
6577 #ifdef USE_X86LDOUBLE
6581 /* we save the real CPU data (in case of MMX usage only 'mant'
6582 contains the MMX register */
6583 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
6584 qemu_put_be64(f
, mant
);
6585 qemu_put_be16(f
, exp
);
6588 /* if we use doubles for float emulation, we save the doubles to
6589 avoid losing information in case of MMX usage. It can give
6590 problems if the image is restored on a CPU where long
6591 doubles are used instead. */
6592 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
6596 for(i
= 0; i
< 6; i
++)
6597 cpu_put_seg(f
, &env
->segs
[i
]);
6598 cpu_put_seg(f
, &env
->ldt
);
6599 cpu_put_seg(f
, &env
->tr
);
6600 cpu_put_seg(f
, &env
->gdt
);
6601 cpu_put_seg(f
, &env
->idt
);
6603 qemu_put_be32s(f
, &env
->sysenter_cs
);
6604 qemu_put_be32s(f
, &env
->sysenter_esp
);
6605 qemu_put_be32s(f
, &env
->sysenter_eip
);
6607 qemu_put_betls(f
, &env
->cr
[0]);
6608 qemu_put_betls(f
, &env
->cr
[2]);
6609 qemu_put_betls(f
, &env
->cr
[3]);
6610 qemu_put_betls(f
, &env
->cr
[4]);
6612 for(i
= 0; i
< 8; i
++)
6613 qemu_put_betls(f
, &env
->dr
[i
]);
6616 qemu_put_be32s(f
, &env
->a20_mask
);
6619 qemu_put_be32s(f
, &env
->mxcsr
);
6620 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6621 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6622 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6625 #ifdef TARGET_X86_64
6626 qemu_put_be64s(f
, &env
->efer
);
6627 qemu_put_be64s(f
, &env
->star
);
6628 qemu_put_be64s(f
, &env
->lstar
);
6629 qemu_put_be64s(f
, &env
->cstar
);
6630 qemu_put_be64s(f
, &env
->fmask
);
6631 qemu_put_be64s(f
, &env
->kernelgsbase
);
6633 qemu_put_be32s(f
, &env
->smbase
);
6635 if (kvm_enabled()) {
6636 for (i
= 0; i
< NR_IRQ_WORDS
; i
++) {
6637 qemu_put_be32s(f
, &env
->kvm_interrupt_bitmap
[i
]);
6639 qemu_put_be64s(f
, &env
->tsc
);
6643 #ifdef USE_X86LDOUBLE
6644 /* XXX: add that in a FPU generic layer */
6645 union x86_longdouble
{
6650 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6651 #define EXPBIAS1 1023
6652 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6653 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6655 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
6659 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
6660 /* exponent + sign */
6661 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
6662 e
|= SIGND1(temp
) >> 16;
6667 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6669 CPUState
*env
= opaque
;
6672 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
6674 if (version_id
!= 3 && version_id
!= 4)
6676 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6677 qemu_get_betls(f
, &env
->regs
[i
]);
6678 qemu_get_betls(f
, &env
->eip
);
6679 qemu_get_betls(f
, &env
->eflags
);
6680 qemu_get_be32s(f
, &hflags
);
6682 qemu_get_be16s(f
, &fpuc
);
6683 qemu_get_be16s(f
, &fpus
);
6684 qemu_get_be16s(f
, &fptag
);
6685 qemu_get_be16s(f
, &fpregs_format
);
6687 /* NOTE: we cannot always restore the FPU state if the image come
6688 from a host with a different 'USE_X86LDOUBLE' define. We guess
6689 if we are in an MMX state to restore correctly in that case. */
6690 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
6691 for(i
= 0; i
< 8; i
++) {
6695 switch(fpregs_format
) {
6697 mant
= qemu_get_be64(f
);
6698 exp
= qemu_get_be16(f
);
6699 #ifdef USE_X86LDOUBLE
6700 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6702 /* difficult case */
6704 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6706 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6710 mant
= qemu_get_be64(f
);
6711 #ifdef USE_X86LDOUBLE
6713 union x86_longdouble
*p
;
6714 /* difficult case */
6715 p
= (void *)&env
->fpregs
[i
];
6720 fp64_to_fp80(p
, mant
);
6724 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6733 /* XXX: restore FPU round state */
6734 env
->fpstt
= (fpus
>> 11) & 7;
6735 env
->fpus
= fpus
& ~0x3800;
6737 for(i
= 0; i
< 8; i
++) {
6738 env
->fptags
[i
] = (fptag
>> i
) & 1;
6741 for(i
= 0; i
< 6; i
++)
6742 cpu_get_seg(f
, &env
->segs
[i
]);
6743 cpu_get_seg(f
, &env
->ldt
);
6744 cpu_get_seg(f
, &env
->tr
);
6745 cpu_get_seg(f
, &env
->gdt
);
6746 cpu_get_seg(f
, &env
->idt
);
6748 qemu_get_be32s(f
, &env
->sysenter_cs
);
6749 qemu_get_be32s(f
, &env
->sysenter_esp
);
6750 qemu_get_be32s(f
, &env
->sysenter_eip
);
6752 qemu_get_betls(f
, &env
->cr
[0]);
6753 qemu_get_betls(f
, &env
->cr
[2]);
6754 qemu_get_betls(f
, &env
->cr
[3]);
6755 qemu_get_betls(f
, &env
->cr
[4]);
6757 for(i
= 0; i
< 8; i
++)
6758 qemu_get_betls(f
, &env
->dr
[i
]);
6761 qemu_get_be32s(f
, &env
->a20_mask
);
6763 qemu_get_be32s(f
, &env
->mxcsr
);
6764 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6765 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6766 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6769 #ifdef TARGET_X86_64
6770 qemu_get_be64s(f
, &env
->efer
);
6771 qemu_get_be64s(f
, &env
->star
);
6772 qemu_get_be64s(f
, &env
->lstar
);
6773 qemu_get_be64s(f
, &env
->cstar
);
6774 qemu_get_be64s(f
, &env
->fmask
);
6775 qemu_get_be64s(f
, &env
->kernelgsbase
);
6777 if (version_id
>= 4)
6778 qemu_get_be32s(f
, &env
->smbase
);
6780 /* XXX: compute hflags from scratch, except for CPL and IIF */
6781 env
->hflags
= hflags
;
6783 if (kvm_enabled()) {
6784 /* when in-kernel irqchip is used, HF_HALTED_MASK causes deadlock
6785 because no userspace IRQs will ever clear this flag */
6786 env
->hflags
&= ~HF_HALTED_MASK
;
6787 for (i
= 0; i
< NR_IRQ_WORDS
; i
++) {
6788 qemu_get_be32s(f
, &env
->kvm_interrupt_bitmap
[i
]);
6790 qemu_get_be64s(f
, &env
->tsc
);
6791 kvm_load_registers(env
);
6796 #elif defined(TARGET_PPC)
6797 void cpu_save(QEMUFile
*f
, void *opaque
)
6801 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6806 #elif defined(TARGET_MIPS)
6807 void cpu_save(QEMUFile
*f
, void *opaque
)
6811 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6816 #elif defined(TARGET_SPARC)
6817 void cpu_save(QEMUFile
*f
, void *opaque
)
6819 CPUState
*env
= opaque
;
6823 for(i
= 0; i
< 8; i
++)
6824 qemu_put_betls(f
, &env
->gregs
[i
]);
6825 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6826 qemu_put_betls(f
, &env
->regbase
[i
]);
6829 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6835 qemu_put_be32(f
, u
.i
);
6838 qemu_put_betls(f
, &env
->pc
);
6839 qemu_put_betls(f
, &env
->npc
);
6840 qemu_put_betls(f
, &env
->y
);
6842 qemu_put_be32(f
, tmp
);
6843 qemu_put_betls(f
, &env
->fsr
);
6844 qemu_put_betls(f
, &env
->tbr
);
6845 #ifndef TARGET_SPARC64
6846 qemu_put_be32s(f
, &env
->wim
);
6848 for(i
= 0; i
< 16; i
++)
6849 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
6853 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6855 CPUState
*env
= opaque
;
6859 for(i
= 0; i
< 8; i
++)
6860 qemu_get_betls(f
, &env
->gregs
[i
]);
6861 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6862 qemu_get_betls(f
, &env
->regbase
[i
]);
6865 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6870 u
.i
= qemu_get_be32(f
);
6874 qemu_get_betls(f
, &env
->pc
);
6875 qemu_get_betls(f
, &env
->npc
);
6876 qemu_get_betls(f
, &env
->y
);
6877 tmp
= qemu_get_be32(f
);
6878 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
6879 correctly updated */
6881 qemu_get_betls(f
, &env
->fsr
);
6882 qemu_get_betls(f
, &env
->tbr
);
6883 #ifndef TARGET_SPARC64
6884 qemu_get_be32s(f
, &env
->wim
);
6886 for(i
= 0; i
< 16; i
++)
6887 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
6893 #elif defined(TARGET_ARM)
6895 void cpu_save(QEMUFile
*f
, void *opaque
)
6898 CPUARMState
*env
= (CPUARMState
*)opaque
;
6900 for (i
= 0; i
< 16; i
++) {
6901 qemu_put_be32(f
, env
->regs
[i
]);
6903 qemu_put_be32(f
, cpsr_read(env
));
6904 qemu_put_be32(f
, env
->spsr
);
6905 for (i
= 0; i
< 6; i
++) {
6906 qemu_put_be32(f
, env
->banked_spsr
[i
]);
6907 qemu_put_be32(f
, env
->banked_r13
[i
]);
6908 qemu_put_be32(f
, env
->banked_r14
[i
]);
6910 for (i
= 0; i
< 5; i
++) {
6911 qemu_put_be32(f
, env
->usr_regs
[i
]);
6912 qemu_put_be32(f
, env
->fiq_regs
[i
]);
6914 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
6915 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
6916 qemu_put_be32(f
, env
->cp15
.c1_sys
);
6917 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
6918 qemu_put_be32(f
, env
->cp15
.c1_xscaleauxcr
);
6919 qemu_put_be32(f
, env
->cp15
.c2_base0
);
6920 qemu_put_be32(f
, env
->cp15
.c2_base1
);
6921 qemu_put_be32(f
, env
->cp15
.c2_mask
);
6922 qemu_put_be32(f
, env
->cp15
.c2_data
);
6923 qemu_put_be32(f
, env
->cp15
.c2_insn
);
6924 qemu_put_be32(f
, env
->cp15
.c3
);
6925 qemu_put_be32(f
, env
->cp15
.c5_insn
);
6926 qemu_put_be32(f
, env
->cp15
.c5_data
);
6927 for (i
= 0; i
< 8; i
++) {
6928 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
6930 qemu_put_be32(f
, env
->cp15
.c6_insn
);
6931 qemu_put_be32(f
, env
->cp15
.c6_data
);
6932 qemu_put_be32(f
, env
->cp15
.c9_insn
);
6933 qemu_put_be32(f
, env
->cp15
.c9_data
);
6934 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
6935 qemu_put_be32(f
, env
->cp15
.c13_context
);
6936 qemu_put_be32(f
, env
->cp15
.c13_tls1
);
6937 qemu_put_be32(f
, env
->cp15
.c13_tls2
);
6938 qemu_put_be32(f
, env
->cp15
.c13_tls3
);
6939 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
6941 qemu_put_be32(f
, env
->features
);
6943 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
6944 for (i
= 0; i
< 16; i
++) {
6946 u
.d
= env
->vfp
.regs
[i
];
6947 qemu_put_be32(f
, u
.l
.upper
);
6948 qemu_put_be32(f
, u
.l
.lower
);
6950 for (i
= 0; i
< 16; i
++) {
6951 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
6954 /* TODO: Should use proper FPSCR access functions. */
6955 qemu_put_be32(f
, env
->vfp
.vec_len
);
6956 qemu_put_be32(f
, env
->vfp
.vec_stride
);
6958 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
6959 for (i
= 16; i
< 32; i
++) {
6961 u
.d
= env
->vfp
.regs
[i
];
6962 qemu_put_be32(f
, u
.l
.upper
);
6963 qemu_put_be32(f
, u
.l
.lower
);
6968 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
6969 for (i
= 0; i
< 16; i
++) {
6970 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
6972 for (i
= 0; i
< 16; i
++) {
6973 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
6977 if (arm_feature(env
, ARM_FEATURE_M
)) {
6978 qemu_put_be32(f
, env
->v7m
.other_sp
);
6979 qemu_put_be32(f
, env
->v7m
.vecbase
);
6980 qemu_put_be32(f
, env
->v7m
.basepri
);
6981 qemu_put_be32(f
, env
->v7m
.control
);
6982 qemu_put_be32(f
, env
->v7m
.current_sp
);
6983 qemu_put_be32(f
, env
->v7m
.exception
);
6987 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6989 CPUARMState
*env
= (CPUARMState
*)opaque
;
6992 if (version_id
!= ARM_CPU_SAVE_VERSION
)
6995 for (i
= 0; i
< 16; i
++) {
6996 env
->regs
[i
] = qemu_get_be32(f
);
6998 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
6999 env
->spsr
= qemu_get_be32(f
);
7000 for (i
= 0; i
< 6; i
++) {
7001 env
->banked_spsr
[i
] = qemu_get_be32(f
);
7002 env
->banked_r13
[i
] = qemu_get_be32(f
);
7003 env
->banked_r14
[i
] = qemu_get_be32(f
);
7005 for (i
= 0; i
< 5; i
++) {
7006 env
->usr_regs
[i
] = qemu_get_be32(f
);
7007 env
->fiq_regs
[i
] = qemu_get_be32(f
);
7009 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
7010 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
7011 env
->cp15
.c1_sys
= qemu_get_be32(f
);
7012 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
7013 env
->cp15
.c1_xscaleauxcr
= qemu_get_be32(f
);
7014 env
->cp15
.c2_base0
= qemu_get_be32(f
);
7015 env
->cp15
.c2_base1
= qemu_get_be32(f
);
7016 env
->cp15
.c2_mask
= qemu_get_be32(f
);
7017 env
->cp15
.c2_data
= qemu_get_be32(f
);
7018 env
->cp15
.c2_insn
= qemu_get_be32(f
);
7019 env
->cp15
.c3
= qemu_get_be32(f
);
7020 env
->cp15
.c5_insn
= qemu_get_be32(f
);
7021 env
->cp15
.c5_data
= qemu_get_be32(f
);
7022 for (i
= 0; i
< 8; i
++) {
7023 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
7025 env
->cp15
.c6_insn
= qemu_get_be32(f
);
7026 env
->cp15
.c6_data
= qemu_get_be32(f
);
7027 env
->cp15
.c9_insn
= qemu_get_be32(f
);
7028 env
->cp15
.c9_data
= qemu_get_be32(f
);
7029 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
7030 env
->cp15
.c13_context
= qemu_get_be32(f
);
7031 env
->cp15
.c13_tls1
= qemu_get_be32(f
);
7032 env
->cp15
.c13_tls2
= qemu_get_be32(f
);
7033 env
->cp15
.c13_tls3
= qemu_get_be32(f
);
7034 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
7036 env
->features
= qemu_get_be32(f
);
7038 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
7039 for (i
= 0; i
< 16; i
++) {
7041 u
.l
.upper
= qemu_get_be32(f
);
7042 u
.l
.lower
= qemu_get_be32(f
);
7043 env
->vfp
.regs
[i
] = u
.d
;
7045 for (i
= 0; i
< 16; i
++) {
7046 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
7049 /* TODO: Should use proper FPSCR access functions. */
7050 env
->vfp
.vec_len
= qemu_get_be32(f
);
7051 env
->vfp
.vec_stride
= qemu_get_be32(f
);
7053 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
7054 for (i
= 0; i
< 16; i
++) {
7056 u
.l
.upper
= qemu_get_be32(f
);
7057 u
.l
.lower
= qemu_get_be32(f
);
7058 env
->vfp
.regs
[i
] = u
.d
;
7063 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
7064 for (i
= 0; i
< 16; i
++) {
7065 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
7067 for (i
= 0; i
< 16; i
++) {
7068 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
7072 if (arm_feature(env
, ARM_FEATURE_M
)) {
7073 env
->v7m
.other_sp
= qemu_get_be32(f
);
7074 env
->v7m
.vecbase
= qemu_get_be32(f
);
7075 env
->v7m
.basepri
= qemu_get_be32(f
);
7076 env
->v7m
.control
= qemu_get_be32(f
);
7077 env
->v7m
.current_sp
= qemu_get_be32(f
);
7078 env
->v7m
.exception
= qemu_get_be32(f
);
7084 #elif defined(TARGET_IA64)
7085 void cpu_save(QEMUFile
*f
, void *opaque
)
7089 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
7095 //#warning No CPU save/restore functions
7099 /***********************************************************/
7100 /* ram save/restore */
7102 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
7106 v
= qemu_get_byte(f
);
7109 if (qemu_get_buffer(f
, buf
, len
) != len
)
7113 v
= qemu_get_byte(f
);
7114 memset(buf
, v
, len
);
7122 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
7126 if (qemu_get_be32(f
) != phys_ram_size
)
7128 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
7129 if (kvm_enabled() && (i
>=0xa0000) && (i
<0xc0000)) /* do not access video-addresses */
7131 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
7138 #define BDRV_HASH_BLOCK_SIZE 1024
7139 #define IOBUF_SIZE 4096
7140 #define RAM_CBLOCK_MAGIC 0xfabe
7142 typedef struct RamCompressState
{
7145 uint8_t buf
[IOBUF_SIZE
];
7148 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
7151 memset(s
, 0, sizeof(*s
));
7153 ret
= deflateInit2(&s
->zstream
, 1,
7155 9, Z_DEFAULT_STRATEGY
);
7158 s
->zstream
.avail_out
= IOBUF_SIZE
;
7159 s
->zstream
.next_out
= s
->buf
;
7163 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
7165 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
7166 qemu_put_be16(s
->f
, len
);
7167 qemu_put_buffer(s
->f
, buf
, len
);
7170 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
7174 s
->zstream
.avail_in
= len
;
7175 s
->zstream
.next_in
= (uint8_t *)buf
;
7176 while (s
->zstream
.avail_in
> 0) {
7177 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
7180 if (s
->zstream
.avail_out
== 0) {
7181 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
7182 s
->zstream
.avail_out
= IOBUF_SIZE
;
7183 s
->zstream
.next_out
= s
->buf
;
7189 static void ram_compress_close(RamCompressState
*s
)
7193 /* compress last bytes */
7195 ret
= deflate(&s
->zstream
, Z_FINISH
);
7196 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
7197 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
7199 ram_put_cblock(s
, s
->buf
, len
);
7201 s
->zstream
.avail_out
= IOBUF_SIZE
;
7202 s
->zstream
.next_out
= s
->buf
;
7203 if (ret
== Z_STREAM_END
)
7210 deflateEnd(&s
->zstream
);
7213 typedef struct RamDecompressState
{
7216 uint8_t buf
[IOBUF_SIZE
];
7217 } RamDecompressState
;
7219 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
7222 memset(s
, 0, sizeof(*s
));
7224 ret
= inflateInit(&s
->zstream
);
7230 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
7234 s
->zstream
.avail_out
= len
;
7235 s
->zstream
.next_out
= buf
;
7236 while (s
->zstream
.avail_out
> 0) {
7237 if (s
->zstream
.avail_in
== 0) {
7238 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
7240 clen
= qemu_get_be16(s
->f
);
7241 if (clen
> IOBUF_SIZE
)
7243 qemu_get_buffer(s
->f
, s
->buf
, clen
);
7244 s
->zstream
.avail_in
= clen
;
7245 s
->zstream
.next_in
= s
->buf
;
7247 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
7248 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
7255 static void ram_decompress_close(RamDecompressState
*s
)
7257 inflateEnd(&s
->zstream
);
7260 static void ram_save_live(QEMUFile
*f
, void *opaque
)
7264 for (addr
= 0; addr
< phys_ram_size
; addr
+= TARGET_PAGE_SIZE
) {
7265 if (kvm_enabled() && (addr
>=0xa0000) && (addr
<0xc0000)) /* do not access video-addresses */
7267 if (cpu_physical_memory_get_dirty(addr
, MIGRATION_DIRTY_FLAG
)) {
7268 qemu_put_be32(f
, addr
);
7269 qemu_put_buffer(f
, phys_ram_base
+ addr
, TARGET_PAGE_SIZE
);
7272 qemu_put_be32(f
, 1);
7275 static void ram_save_static(QEMUFile
*f
, void *opaque
)
7278 RamCompressState s1
, *s
= &s1
;
7281 qemu_put_be32(f
, phys_ram_size
);
7282 if (ram_compress_open(s
, f
) < 0)
7284 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7285 if (kvm_enabled() && (i
>=0xa0000) && (i
<0xc0000)) /* do not access video-addresses */
7288 if (tight_savevm_enabled
) {
7292 /* find if the memory block is available on a virtual
7295 for(j
= 0; j
< nb_drives
; j
++) {
7296 sector_num
= bdrv_hash_find(drives_table
[j
].bdrv
,
7298 BDRV_HASH_BLOCK_SIZE
);
7299 if (sector_num
>= 0)
7303 goto normal_compress
;
7306 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
7307 ram_compress_buf(s
, buf
, 10);
7313 ram_compress_buf(s
, buf
, 1);
7314 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
7317 ram_compress_close(s
);
7320 static void ram_save(QEMUFile
*f
, void *opaque
)
7322 int in_migration
= cpu_physical_memory_get_dirty_tracking();
7324 qemu_put_byte(f
, in_migration
);
7327 ram_save_live(f
, opaque
);
7329 ram_save_static(f
, opaque
);
7332 static int ram_load_live(QEMUFile
*f
, void *opaque
)
7337 addr
= qemu_get_be32(f
);
7341 qemu_get_buffer(f
, phys_ram_base
+ addr
, TARGET_PAGE_SIZE
);
7347 static int ram_load_static(QEMUFile
*f
, void *opaque
)
7349 RamDecompressState s1
, *s
= &s1
;
7353 if (qemu_get_be32(f
) != phys_ram_size
)
7355 if (ram_decompress_open(s
, f
) < 0)
7357 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7358 if (kvm_enabled() && (i
>=0xa0000) && (i
<0xc0000)) /* do not access video-addresses */
7360 if (ram_decompress_buf(s
, buf
, 1) < 0) {
7361 fprintf(stderr
, "Error while reading ram block header\n");
7365 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
7366 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
7375 ram_decompress_buf(s
, buf
+ 1, 9);
7377 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
7378 if (bs_index
>= nb_drives
) {
7379 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
7382 if (bdrv_read(drives_table
[bs_index
].bdrv
, sector_num
,
7384 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
7385 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
7386 bs_index
, sector_num
);
7393 printf("Error block header\n");
7397 ram_decompress_close(s
);
7401 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
7405 switch (version_id
) {
7407 ret
= ram_load_v1(f
, opaque
);
7410 if (qemu_get_byte(f
)) {
7411 ret
= ram_load_live(f
, opaque
);
7415 ret
= ram_load_static(f
, opaque
);
7425 /***********************************************************/
7426 /* bottom halves (can be seen as timers which expire ASAP) */
7435 static QEMUBH
*first_bh
= NULL
;
7437 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
7440 bh
= qemu_mallocz(sizeof(QEMUBH
));
7444 bh
->opaque
= opaque
;
7448 int qemu_bh_poll(void)
7467 void qemu_bh_schedule(QEMUBH
*bh
)
7469 CPUState
*env
= cpu_single_env
;
7473 bh
->next
= first_bh
;
7476 /* stop the currently executing CPU to execute the BH ASAP */
7478 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
7482 void qemu_bh_cancel(QEMUBH
*bh
)
7485 if (bh
->scheduled
) {
7488 pbh
= &(*pbh
)->next
;
7494 void qemu_bh_delete(QEMUBH
*bh
)
7500 /***********************************************************/
7501 /* machine registration */
7503 QEMUMachine
*first_machine
= NULL
;
7505 int qemu_register_machine(QEMUMachine
*m
)
7508 pm
= &first_machine
;
7516 static QEMUMachine
*find_machine(const char *name
)
7520 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7521 if (!strcmp(m
->name
, name
))
7527 /***********************************************************/
7528 /* main execution loop */
7530 static void gui_update(void *opaque
)
7532 DisplayState
*ds
= opaque
;
7533 ds
->dpy_refresh(ds
);
7534 qemu_mod_timer(ds
->gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
7537 struct vm_change_state_entry
{
7538 VMChangeStateHandler
*cb
;
7540 LIST_ENTRY (vm_change_state_entry
) entries
;
7543 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
7545 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
7548 VMChangeStateEntry
*e
;
7550 e
= qemu_mallocz(sizeof (*e
));
7556 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
7560 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
7562 LIST_REMOVE (e
, entries
);
7566 static void vm_state_notify(int running
)
7568 VMChangeStateEntry
*e
;
7570 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
7571 e
->cb(e
->opaque
, running
);
7575 /* XXX: support several handlers */
7576 static VMStopHandler
*vm_stop_cb
;
7577 static void *vm_stop_opaque
;
7579 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7582 vm_stop_opaque
= opaque
;
7586 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7597 qemu_rearm_alarm_timer(alarm_timer
);
7601 void vm_stop(int reason
)
7604 cpu_disable_ticks();
7608 vm_stop_cb(vm_stop_opaque
, reason
);
7615 /* reset/shutdown handler */
7617 typedef struct QEMUResetEntry
{
7618 QEMUResetHandler
*func
;
7620 struct QEMUResetEntry
*next
;
7623 static QEMUResetEntry
*first_reset_entry
;
7624 static int reset_requested
;
7625 static int shutdown_requested
;
7626 static int powerdown_requested
;
7628 int qemu_shutdown_requested(void)
7630 int r
= shutdown_requested
;
7631 shutdown_requested
= 0;
7635 int qemu_reset_requested(void)
7637 int r
= reset_requested
;
7638 reset_requested
= 0;
7642 int qemu_powerdown_requested(void)
7644 int r
= powerdown_requested
;
7645 powerdown_requested
= 0;
7649 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
7651 QEMUResetEntry
**pre
, *re
;
7653 pre
= &first_reset_entry
;
7654 while (*pre
!= NULL
)
7655 pre
= &(*pre
)->next
;
7656 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
7658 re
->opaque
= opaque
;
7663 void qemu_system_reset(void)
7667 /* reset all devices */
7668 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
7669 re
->func(re
->opaque
);
7673 void qemu_system_reset_request(void)
7676 shutdown_requested
= 1;
7678 reset_requested
= 1;
7681 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7684 void qemu_system_shutdown_request(void)
7686 shutdown_requested
= 1;
7688 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7691 void qemu_system_powerdown_request(void)
7693 powerdown_requested
= 1;
7695 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7698 void main_loop_wait(int timeout
)
7700 IOHandlerRecord
*ioh
;
7701 fd_set rfds
, wfds
, xfds
;
7710 /* XXX: need to suppress polling by better using win32 events */
7712 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
7713 ret
|= pe
->func(pe
->opaque
);
7718 WaitObjects
*w
= &wait_objects
;
7720 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
7721 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
7722 if (w
->func
[ret
- WAIT_OBJECT_0
])
7723 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
7725 /* Check for additional signaled events */
7726 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
7728 /* Check if event is signaled */
7729 ret2
= WaitForSingleObject(w
->events
[i
], 0);
7730 if(ret2
== WAIT_OBJECT_0
) {
7732 w
->func
[i
](w
->opaque
[i
]);
7733 } else if (ret2
== WAIT_TIMEOUT
) {
7735 err
= GetLastError();
7736 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
7739 } else if (ret
== WAIT_TIMEOUT
) {
7741 err
= GetLastError();
7742 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
7746 /* poll any events */
7747 /* XXX: separate device handlers from system ones */
7752 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7756 (!ioh
->fd_read_poll
||
7757 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
7758 FD_SET(ioh
->fd
, &rfds
);
7762 if (ioh
->fd_write
) {
7763 FD_SET(ioh
->fd
, &wfds
);
7773 tv
.tv_usec
= timeout
* 1000;
7775 #if defined(CONFIG_SLIRP)
7777 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
7781 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
7783 IOHandlerRecord
**pioh
;
7786 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7787 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
7788 ioh
->fd_read(ioh
->opaque
);
7791 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
7792 ioh
->fd_write(ioh
->opaque
);
7797 /* remove deleted IO handlers */
7798 pioh
= &first_io_handler
;
7810 #if defined(CONFIG_SLIRP)
7817 slirp_select_poll(&rfds
, &wfds
, &xfds
);
7825 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
7826 qemu_get_clock(vm_clock
));
7827 /* run dma transfers, if any */
7831 /* real time timers */
7832 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
7833 qemu_get_clock(rt_clock
));
7835 if (alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) {
7836 alarm_timer
->flags
&= ~(ALARM_FLAG_EXPIRED
);
7837 qemu_rearm_alarm_timer(alarm_timer
);
7840 /* Check bottom-halves last in case any of the earlier events triggered
7846 static int main_loop(void)
7849 #ifdef CONFIG_PROFILER
7855 if (kvm_enabled()) {
7857 cpu_disable_ticks();
7861 cur_cpu
= first_cpu
;
7862 next_cpu
= cur_cpu
->next_cpu
?: first_cpu
;
7869 #ifdef CONFIG_PROFILER
7870 ti
= profile_getclock();
7872 ret
= cpu_exec(env
);
7873 #ifdef CONFIG_PROFILER
7874 qemu_time
+= profile_getclock() - ti
;
7876 next_cpu
= env
->next_cpu
?: first_cpu
;
7877 if (event_pending
) {
7878 ret
= EXCP_INTERRUPT
;
7882 if (ret
== EXCP_HLT
) {
7883 /* Give the next CPU a chance to run. */
7887 if (ret
!= EXCP_HALTED
)
7889 /* all CPUs are halted ? */
7895 if (shutdown_requested
) {
7896 ret
= EXCP_INTERRUPT
;
7899 if (reset_requested
) {
7900 reset_requested
= 0;
7901 qemu_system_reset();
7903 kvm_load_registers(env
);
7904 ret
= EXCP_INTERRUPT
;
7906 if (powerdown_requested
) {
7907 powerdown_requested
= 0;
7908 qemu_system_powerdown();
7909 ret
= EXCP_INTERRUPT
;
7911 if (ret
== EXCP_DEBUG
) {
7912 vm_stop(EXCP_DEBUG
);
7914 /* If all cpus are halted then wait until the next IRQ */
7915 /* XXX: use timeout computed from timers */
7916 if (ret
== EXCP_HALTED
)
7923 #ifdef CONFIG_PROFILER
7924 ti
= profile_getclock();
7926 main_loop_wait(timeout
);
7927 #ifdef CONFIG_PROFILER
7928 dev_time
+= profile_getclock() - ti
;
7931 cpu_disable_ticks();
7935 static void help(int exitcode
)
7937 printf("QEMU PC emulator version " QEMU_VERSION
" (" KVM_VERSION
")"
7938 ", Copyright (c) 2003-2008 Fabrice Bellard\n"
7939 "usage: %s [options] [disk_image]\n"
7941 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
7943 "Standard options:\n"
7944 "-M machine select emulated machine (-M ? for list)\n"
7945 "-cpu cpu select CPU (-cpu ? for list)\n"
7946 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
7947 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
7948 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
7949 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
7950 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
7951 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]\n"
7952 " [,cache=on|off][,boot=on|off]\n"
7953 " use 'file' as a drive image\n"
7954 "-mtdblock file use 'file' as on-board Flash memory image\n"
7955 "-sd file use 'file' as SecureDigital card image\n"
7956 "-pflash file use 'file' as a parallel flash image\n"
7957 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
7958 "-snapshot write to temporary files instead of disk image files\n"
7960 "-no-frame open SDL window without a frame and window decorations\n"
7961 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
7962 "-no-quit disable SDL window close capability\n"
7965 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
7967 "-m megs set virtual RAM size to megs MB [default=%d]\n"
7968 "-smp n set the number of CPUs to 'n' [default=1]\n"
7969 "-nographic disable graphical output and redirect serial I/Os to console\n"
7970 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
7972 "-k language use keyboard layout (for example \"fr\" for French)\n"
7975 "-audio-help print list of audio drivers and their options\n"
7976 "-soundhw c1,... enable audio support\n"
7977 " and only specified sound cards (comma separated list)\n"
7978 " use -soundhw ? to get the list of supported cards\n"
7979 " use -soundhw all to enable all of them\n"
7981 "-localtime set the real time clock to local time [default=utc]\n"
7982 "-full-screen start in full screen\n"
7984 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
7986 "-usb enable the USB driver (will be the default soon)\n"
7987 "-usbdevice name add the host or guest USB device 'name'\n"
7988 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
7989 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
7991 "-name string set the name of the guest\n"
7993 "Network options:\n"
7994 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7995 " create a new Network Interface Card and connect it to VLAN 'n'\n"
7997 "-net user[,vlan=n][,hostname=host]\n"
7998 " connect the user mode network stack to VLAN 'n' and send\n"
7999 " hostname 'host' to DHCP clients\n"
8002 "-net tap[,vlan=n],ifname=name\n"
8003 " connect the host TAP network interface to VLAN 'n'\n"
8005 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
8006 " connect the host TAP network interface to VLAN 'n' and use the\n"
8007 " network scripts 'file' (default=%s)\n"
8008 " and 'dfile' (default=%s);\n"
8009 " use '[down]script=no' to disable script execution;\n"
8010 " use 'fd=h' to connect to an already opened TAP interface\n"
8012 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
8013 " connect the vlan 'n' to another VLAN using a socket connection\n"
8014 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
8015 " connect the vlan 'n' to multicast maddr and port\n"
8016 "-net none use it alone to have zero network devices; if no -net option\n"
8017 " is provided, the default is '-net nic -net user'\n"
8020 "-tftp dir allow tftp access to files in dir [-net user]\n"
8021 "-bootp file advertise file in BOOTP replies\n"
8023 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
8025 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
8026 " redirect TCP or UDP connections from host to guest [-net user]\n"
8029 "Linux boot specific:\n"
8030 "-kernel bzImage use 'bzImage' as kernel image\n"
8031 "-append cmdline use 'cmdline' as kernel command line\n"
8032 "-initrd file use 'file' as initial ram disk\n"
8034 "Debug/Expert options:\n"
8035 "-monitor dev redirect the monitor to char device 'dev'\n"
8036 "-vmchannel di:DI,dev redirect the hypercall device with device id DI, to char device 'dev'\n"
8037 "-balloon dev redirect the balloon hypercall device to char device 'dev'\n"
8038 "-serial dev redirect the serial port to char device 'dev'\n"
8039 "-parallel dev redirect the parallel port to char device 'dev'\n"
8040 "-pidfile file Write PID to 'file'\n"
8041 "-S freeze CPU at startup (use 'c' to start execution)\n"
8042 "-s wait gdb connection to port\n"
8043 "-p port set gdb connection port [default=%s]\n"
8044 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
8045 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
8046 " translation (t=none or lba) (usually qemu can guess them)\n"
8047 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
8049 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
8050 "-no-kqemu disable KQEMU kernel module usage\n"
8053 "-no-kvm disable KVM hardware virtualization\n"
8054 "-no-kvm-irqchip disable KVM kernel mode PIC/IOAPIC/LAPIC\n"
8057 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
8058 " (default is CL-GD5446 PCI VGA)\n"
8059 "-no-acpi disable ACPI\n"
8061 "-no-reboot exit instead of rebooting\n"
8062 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
8063 "-vnc display start a VNC server on display\n"
8065 "-daemonize daemonize QEMU after initializing\n"
8067 "-tdf inject timer interrupts that got lost\n"
8068 "-kvm-shadow-memory megs set the amount of shadow pages to be allocated\n"
8069 "-option-rom rom load a file, rom, into the option ROM space\n"
8071 "-prom-env variable=value set OpenBIOS nvram variables\n"
8073 "-clock force the use of the given methods for timer alarm.\n"
8074 " To see what timers are available use -clock help\n"
8075 "-startdate select initial date of the clock\n"
8077 "During emulation, the following keys are useful:\n"
8078 "ctrl-alt-f toggle full screen\n"
8079 "ctrl-alt-n switch to virtual console 'n'\n"
8080 "ctrl-alt toggle mouse and keyboard grab\n"
8082 "When using -nographic, press 'ctrl-a h' to get some help.\n"
8087 DEFAULT_NETWORK_SCRIPT
,
8088 DEFAULT_NETWORK_DOWN_SCRIPT
,
8090 DEFAULT_GDBSTUB_PORT
,
8095 #define HAS_ARG 0x0001
8110 QEMU_OPTION_mtdblock
,
8114 QEMU_OPTION_snapshot
,
8116 QEMU_OPTION_no_fd_bootchk
,
8119 QEMU_OPTION_nographic
,
8120 QEMU_OPTION_portrait
,
8122 QEMU_OPTION_audio_help
,
8123 QEMU_OPTION_soundhw
,
8143 QEMU_OPTION_no_code_copy
,
8145 QEMU_OPTION_localtime
,
8146 QEMU_OPTION_cirrusvga
,
8149 QEMU_OPTION_std_vga
,
8151 QEMU_OPTION_monitor
,
8152 QEMU_OPTION_balloon
,
8153 QEMU_OPTION_vmchannel
,
8155 QEMU_OPTION_parallel
,
8157 QEMU_OPTION_full_screen
,
8158 QEMU_OPTION_no_frame
,
8159 QEMU_OPTION_alt_grab
,
8160 QEMU_OPTION_no_quit
,
8161 QEMU_OPTION_pidfile
,
8162 QEMU_OPTION_no_kqemu
,
8163 QEMU_OPTION_kernel_kqemu
,
8164 QEMU_OPTION_win2k_hack
,
8166 QEMU_OPTION_usbdevice
,
8169 QEMU_OPTION_no_acpi
,
8171 QEMU_OPTION_no_kvm_irqchip
,
8172 QEMU_OPTION_no_reboot
,
8173 QEMU_OPTION_show_cursor
,
8174 QEMU_OPTION_daemonize
,
8175 QEMU_OPTION_option_rom
,
8176 QEMU_OPTION_semihosting
,
8177 QEMU_OPTION_cpu_vendor
,
8179 QEMU_OPTION_prom_env
,
8180 QEMU_OPTION_old_param
,
8182 QEMU_OPTION_startdate
,
8183 QEMU_OPTION_translation
,
8184 QEMU_OPTION_incoming
,
8186 QEMU_OPTION_kvm_shadow_memory
,
8189 typedef struct QEMUOption
{
8195 const QEMUOption qemu_options
[] = {
8196 { "h", 0, QEMU_OPTION_h
},
8197 { "help", 0, QEMU_OPTION_h
},
8199 { "M", HAS_ARG
, QEMU_OPTION_M
},
8200 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
8201 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
8202 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
8203 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
8204 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
8205 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
8206 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
8207 { "drive", HAS_ARG
, QEMU_OPTION_drive
},
8208 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
8209 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
8210 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
8211 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
8212 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
8213 { "snapshot", 0, QEMU_OPTION_snapshot
},
8215 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
8217 { "m", HAS_ARG
, QEMU_OPTION_m
},
8218 { "nographic", 0, QEMU_OPTION_nographic
},
8219 { "portrait", 0, QEMU_OPTION_portrait
},
8220 { "k", HAS_ARG
, QEMU_OPTION_k
},
8222 { "audio-help", 0, QEMU_OPTION_audio_help
},
8223 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
8226 { "net", HAS_ARG
, QEMU_OPTION_net
},
8228 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
8229 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
8231 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
8233 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
8236 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
8237 { "append", HAS_ARG
, QEMU_OPTION_append
},
8238 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
8240 { "S", 0, QEMU_OPTION_S
},
8241 { "s", 0, QEMU_OPTION_s
},
8242 { "p", HAS_ARG
, QEMU_OPTION_p
},
8243 { "d", HAS_ARG
, QEMU_OPTION_d
},
8244 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
8245 { "L", HAS_ARG
, QEMU_OPTION_L
},
8246 { "bios", HAS_ARG
, QEMU_OPTION_bios
},
8247 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
8249 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
8250 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
8253 { "no-kvm", 0, QEMU_OPTION_no_kvm
},
8254 { "no-kvm-irqchip", 0, QEMU_OPTION_no_kvm_irqchip
},
8256 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
8257 { "g", 1, QEMU_OPTION_g
},
8259 { "localtime", 0, QEMU_OPTION_localtime
},
8260 { "std-vga", 0, QEMU_OPTION_std_vga
},
8261 { "monitor", 1, QEMU_OPTION_monitor
},
8262 { "balloon", 1, QEMU_OPTION_balloon
},
8263 { "vmchannel", 1, QEMU_OPTION_vmchannel
},
8264 { "echr", HAS_ARG
, QEMU_OPTION_echr
},
8265 { "monitor", HAS_ARG
, QEMU_OPTION_monitor
},
8266 { "serial", HAS_ARG
, QEMU_OPTION_serial
},
8267 { "parallel", HAS_ARG
, QEMU_OPTION_parallel
},
8268 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
8269 { "incoming", 1, QEMU_OPTION_incoming
},
8270 { "full-screen", 0, QEMU_OPTION_full_screen
},
8272 { "no-frame", 0, QEMU_OPTION_no_frame
},
8273 { "alt-grab", 0, QEMU_OPTION_alt_grab
},
8274 { "no-quit", 0, QEMU_OPTION_no_quit
},
8276 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
8277 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
8278 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
8279 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
8280 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
8282 /* temporary options */
8283 { "usb", 0, QEMU_OPTION_usb
},
8284 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
8285 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
8286 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
8287 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
8288 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
8289 { "daemonize", 0, QEMU_OPTION_daemonize
},
8290 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
8291 #if defined(TARGET_ARM) || defined(TARGET_M68K)
8292 { "semihosting", 0, QEMU_OPTION_semihosting
},
8294 { "tdf", 0, QEMU_OPTION_tdf
}, /* enable time drift fix */
8295 { "kvm-shadow-memory", HAS_ARG
, QEMU_OPTION_kvm_shadow_memory
},
8296 { "name", HAS_ARG
, QEMU_OPTION_name
},
8297 #if defined(TARGET_SPARC)
8298 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
8300 { "cpu-vendor", HAS_ARG
, QEMU_OPTION_cpu_vendor
},
8301 #if defined(TARGET_ARM)
8302 { "old-param", 0, QEMU_OPTION_old_param
},
8304 { "clock", HAS_ARG
, QEMU_OPTION_clock
},
8305 { "startdate", HAS_ARG
, QEMU_OPTION_startdate
},
8309 /* password input */
8311 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
8316 if (!bdrv_is_encrypted(bs
))
8319 term_printf("%s is encrypted.\n", name
);
8320 for(i
= 0; i
< 3; i
++) {
8321 monitor_readline("Password: ", 1, password
, sizeof(password
));
8322 if (bdrv_set_key(bs
, password
) == 0)
8324 term_printf("invalid password\n");
8329 static BlockDriverState
*get_bdrv(int index
)
8331 if (index
> nb_drives
)
8333 return drives_table
[index
].bdrv
;
8336 static void read_passwords(void)
8338 BlockDriverState
*bs
;
8341 for(i
= 0; i
< 6; i
++) {
8344 qemu_key_check(bs
, bdrv_get_device_name(bs
));
8348 /* XXX: currently we cannot use simultaneously different CPUs */
8349 static void register_machines(void)
8351 #if defined(TARGET_I386)
8352 qemu_register_machine(&pc_machine
);
8353 qemu_register_machine(&isapc_machine
);
8354 #elif defined(TARGET_PPC)
8355 qemu_register_machine(&heathrow_machine
);
8356 qemu_register_machine(&core99_machine
);
8357 qemu_register_machine(&prep_machine
);
8358 qemu_register_machine(&ref405ep_machine
);
8359 qemu_register_machine(&taihu_machine
);
8360 qemu_register_machine(&bamboo_machine
);
8361 #elif defined(TARGET_MIPS)
8362 qemu_register_machine(&mips_machine
);
8363 qemu_register_machine(&mips_malta_machine
);
8364 qemu_register_machine(&mips_pica61_machine
);
8365 qemu_register_machine(&mips_mipssim_machine
);
8366 #elif defined(TARGET_SPARC)
8367 #ifdef TARGET_SPARC64
8368 qemu_register_machine(&sun4u_machine
);
8370 qemu_register_machine(&ss5_machine
);
8371 qemu_register_machine(&ss10_machine
);
8372 qemu_register_machine(&ss600mp_machine
);
8373 qemu_register_machine(&ss20_machine
);
8374 qemu_register_machine(&ss2_machine
);
8375 qemu_register_machine(&ss1000_machine
);
8376 qemu_register_machine(&ss2000_machine
);
8378 #elif defined(TARGET_ARM)
8379 qemu_register_machine(&integratorcp_machine
);
8380 qemu_register_machine(&versatilepb_machine
);
8381 qemu_register_machine(&versatileab_machine
);
8382 qemu_register_machine(&realview_machine
);
8383 qemu_register_machine(&akitapda_machine
);
8384 qemu_register_machine(&spitzpda_machine
);
8385 qemu_register_machine(&borzoipda_machine
);
8386 qemu_register_machine(&terrierpda_machine
);
8387 qemu_register_machine(&palmte_machine
);
8388 qemu_register_machine(&lm3s811evb_machine
);
8389 qemu_register_machine(&lm3s6965evb_machine
);
8390 qemu_register_machine(&connex_machine
);
8391 qemu_register_machine(&verdex_machine
);
8392 qemu_register_machine(&mainstone2_machine
);
8393 #elif defined(TARGET_SH4)
8394 qemu_register_machine(&shix_machine
);
8395 qemu_register_machine(&r2d_machine
);
8396 #elif defined(TARGET_ALPHA)
8398 #elif defined(TARGET_M68K)
8399 qemu_register_machine(&mcf5208evb_machine
);
8400 qemu_register_machine(&an5206_machine
);
8401 qemu_register_machine(&dummy_m68k_machine
);
8402 #elif defined(TARGET_CRIS)
8403 qemu_register_machine(&bareetraxfs_machine
);
8404 #elif defined(TARGET_IA64)
8405 qemu_register_machine(&ipf_machine
);
8407 #error unsupported CPU
8412 struct soundhw soundhw
[] = {
8413 #ifdef HAS_AUDIO_CHOICE
8420 { .init_isa
= pcspk_audio_init
}
8425 "Creative Sound Blaster 16",
8428 { .init_isa
= SB16_init
}
8435 "Yamaha YMF262 (OPL3)",
8437 "Yamaha YM3812 (OPL2)",
8441 { .init_isa
= Adlib_init
}
8448 "Gravis Ultrasound GF1",
8451 { .init_isa
= GUS_init
}
8458 "Intel 82801AA AC97 Audio",
8461 { .init_pci
= ac97_init
}
8467 "ENSONIQ AudioPCI ES1370",
8470 { .init_pci
= es1370_init
}
8474 { NULL
, NULL
, 0, 0, { NULL
} }
8477 static void select_soundhw (const char *optarg
)
8481 if (*optarg
== '?') {
8484 printf ("Valid sound card names (comma separated):\n");
8485 for (c
= soundhw
; c
->name
; ++c
) {
8486 printf ("%-11s %s\n", c
->name
, c
->descr
);
8488 printf ("\n-soundhw all will enable all of the above\n");
8489 exit (*optarg
!= '?');
8497 if (!strcmp (optarg
, "all")) {
8498 for (c
= soundhw
; c
->name
; ++c
) {
8506 e
= strchr (p
, ',');
8507 l
= !e
? strlen (p
) : (size_t) (e
- p
);
8509 for (c
= soundhw
; c
->name
; ++c
) {
8510 if (!strncmp (c
->name
, p
, l
)) {
8519 "Unknown sound card name (too big to show)\n");
8522 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
8527 p
+= l
+ (e
!= NULL
);
8531 goto show_valid_cards
;
8537 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
8539 exit(STATUS_CONTROL_C_EXIT
);
8544 #define MAX_NET_CLIENTS 32
8546 static int saved_argc
;
8547 static char **saved_argv
;
8549 void qemu_get_launch_info(int *argc
, char ***argv
, int *opt_daemonize
, const char **opt_incoming
)
8553 *opt_daemonize
= daemonize
;
8554 *opt_incoming
= incoming
;
8557 int main(int argc
, char **argv
)
8559 #ifdef CONFIG_GDBSTUB
8561 const char *gdbstub_port
;
8563 uint32_t boot_devices_bitmap
= 0;
8565 int snapshot
, linux_boot
, net_boot
;
8566 const char *initrd_filename
;
8567 const char *kernel_filename
, *kernel_cmdline
;
8568 const char *boot_devices
= "";
8569 DisplayState
*ds
= &display_state
;
8570 int cyls
, heads
, secs
, translation
;
8571 char net_clients
[MAX_NET_CLIENTS
][256];
8575 const char *r
, *optarg
;
8576 CharDriverState
*monitor_hd
;
8577 char monitor_device
[128];
8578 char vmchannel_devices
[MAX_VMCHANNEL_DEVICES
][128];
8579 int vmchannel_device_index
;
8580 char serial_devices
[MAX_SERIAL_PORTS
][128];
8581 int serial_device_index
;
8582 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
8583 int parallel_device_index
;
8584 const char *loadvm
= NULL
;
8585 QEMUMachine
*machine
;
8586 const char *cpu_model
;
8587 char usb_devices
[MAX_USB_CMDLINE
][128];
8588 int usb_devices_index
;
8590 const char *pid_file
= NULL
;
8596 LIST_INIT (&vm_change_state_head
);
8599 struct sigaction act
;
8600 sigfillset(&act
.sa_mask
);
8602 act
.sa_handler
= SIG_IGN
;
8603 sigaction(SIGPIPE
, &act
, NULL
);
8606 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
8607 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8608 QEMU to run on a single CPU */
8613 h
= GetCurrentProcess();
8614 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
8615 for(i
= 0; i
< 32; i
++) {
8616 if (mask
& (1 << i
))
8621 SetProcessAffinityMask(h
, mask
);
8627 register_machines();
8628 machine
= first_machine
;
8630 initrd_filename
= NULL
;
8631 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
8632 vga_ram_size
= VGA_RAM_SIZE
;
8633 #ifdef CONFIG_GDBSTUB
8635 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
8639 kernel_filename
= NULL
;
8640 kernel_cmdline
= "";
8641 cyls
= heads
= secs
= 0;
8642 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8643 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
8645 for(i
= 0; i
< MAX_VMCHANNEL_DEVICES
; i
++)
8646 vmchannel_devices
[i
][0] = '\0';
8647 vmchannel_device_index
= 0;
8649 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
8650 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
8651 serial_devices
[i
][0] = '\0';
8652 serial_device_index
= 0;
8654 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
8655 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
8656 parallel_devices
[i
][0] = '\0';
8657 parallel_device_index
= 0;
8659 usb_devices_index
= 0;
8667 /* default mac address of the first network interface */
8675 hda_index
= drive_add(argv
[optind
++], HD_ALIAS
, 0);
8677 const QEMUOption
*popt
;
8680 /* Treat --foo the same as -foo. */
8683 popt
= qemu_options
;
8686 fprintf(stderr
, "%s: invalid option -- '%s'\n",
8690 if (!strcmp(popt
->name
, r
+ 1))
8694 if (popt
->flags
& HAS_ARG
) {
8695 if (optind
>= argc
) {
8696 fprintf(stderr
, "%s: option '%s' requires an argument\n",
8700 optarg
= argv
[optind
++];
8705 switch(popt
->index
) {
8707 machine
= find_machine(optarg
);
8710 printf("Supported machines are:\n");
8711 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
8712 printf("%-10s %s%s\n",
8714 m
== first_machine
? " (default)" : "");
8716 exit(*optarg
!= '?');
8719 case QEMU_OPTION_cpu
:
8720 /* hw initialization will check this */
8721 if (*optarg
== '?') {
8722 /* XXX: implement xxx_cpu_list for targets that still miss it */
8723 #if defined(cpu_list)
8724 cpu_list(stdout
, &fprintf
);
8731 case QEMU_OPTION_initrd
:
8732 initrd_filename
= optarg
;
8734 case QEMU_OPTION_hda
:
8736 hda_index
= drive_add(optarg
, HD_ALIAS
, 0);
8738 hda_index
= drive_add(optarg
, HD_ALIAS
8739 ",cyls=%d,heads=%d,secs=%d%s",
8740 0, cyls
, heads
, secs
,
8741 translation
== BIOS_ATA_TRANSLATION_LBA
?
8743 translation
== BIOS_ATA_TRANSLATION_NONE
?
8744 ",trans=none" : "");
8746 case QEMU_OPTION_hdb
:
8747 case QEMU_OPTION_hdc
:
8748 case QEMU_OPTION_hdd
:
8749 drive_add(optarg
, HD_ALIAS
, popt
->index
- QEMU_OPTION_hda
);
8751 case QEMU_OPTION_drive
:
8752 drive_add(NULL
, "%s", optarg
);
8754 case QEMU_OPTION_mtdblock
:
8755 drive_add(optarg
, MTD_ALIAS
);
8757 case QEMU_OPTION_sd
:
8758 drive_add(optarg
, SD_ALIAS
);
8760 case QEMU_OPTION_pflash
:
8761 drive_add(optarg
, PFLASH_ALIAS
);
8763 case QEMU_OPTION_snapshot
:
8766 case QEMU_OPTION_hdachs
:
8770 cyls
= strtol(p
, (char **)&p
, 0);
8771 if (cyls
< 1 || cyls
> 16383)
8776 heads
= strtol(p
, (char **)&p
, 0);
8777 if (heads
< 1 || heads
> 16)
8782 secs
= strtol(p
, (char **)&p
, 0);
8783 if (secs
< 1 || secs
> 63)
8787 if (!strcmp(p
, "none"))
8788 translation
= BIOS_ATA_TRANSLATION_NONE
;
8789 else if (!strcmp(p
, "lba"))
8790 translation
= BIOS_ATA_TRANSLATION_LBA
;
8791 else if (!strcmp(p
, "auto"))
8792 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8795 } else if (*p
!= '\0') {
8797 fprintf(stderr
, "qemu: invalid physical CHS format\n");
8800 if (hda_index
!= -1)
8801 snprintf(drives_opt
[hda_index
].opt
,
8802 sizeof(drives_opt
[hda_index
].opt
),
8803 HD_ALIAS
",cyls=%d,heads=%d,secs=%d%s",
8804 0, cyls
, heads
, secs
,
8805 translation
== BIOS_ATA_TRANSLATION_LBA
?
8807 translation
== BIOS_ATA_TRANSLATION_NONE
?
8808 ",trans=none" : "");
8811 case QEMU_OPTION_nographic
:
8812 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
8813 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
8814 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
8817 case QEMU_OPTION_portrait
:
8820 case QEMU_OPTION_kernel
:
8821 kernel_filename
= optarg
;
8823 case QEMU_OPTION_append
:
8824 kernel_cmdline
= optarg
;
8826 case QEMU_OPTION_cdrom
:
8827 drive_add(optarg
, CDROM_ALIAS
);
8829 case QEMU_OPTION_boot
:
8830 boot_devices
= optarg
;
8831 /* We just do some generic consistency checks */
8833 /* Could easily be extended to 64 devices if needed */
8836 boot_devices_bitmap
= 0;
8837 for (p
= boot_devices
; *p
!= '\0'; p
++) {
8838 /* Allowed boot devices are:
8839 * a b : floppy disk drives
8840 * c ... f : IDE disk drives
8841 * g ... m : machine implementation dependant drives
8842 * n ... p : network devices
8843 * It's up to each machine implementation to check
8844 * if the given boot devices match the actual hardware
8845 * implementation and firmware features.
8847 if (*p
< 'a' || *p
> 'q') {
8848 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
8851 if (boot_devices_bitmap
& (1 << (*p
- 'a'))) {
8853 "Boot device '%c' was given twice\n",*p
);
8856 boot_devices_bitmap
|= 1 << (*p
- 'a');
8860 case QEMU_OPTION_fda
:
8861 case QEMU_OPTION_fdb
:
8862 drive_add(optarg
, FD_ALIAS
, popt
->index
- QEMU_OPTION_fda
);
8865 case QEMU_OPTION_no_fd_bootchk
:
8869 case QEMU_OPTION_no_code_copy
:
8870 code_copy_enabled
= 0;
8872 case QEMU_OPTION_net
:
8873 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
8874 fprintf(stderr
, "qemu: too many network clients\n");
8877 pstrcpy(net_clients
[nb_net_clients
],
8878 sizeof(net_clients
[0]),
8883 case QEMU_OPTION_tftp
:
8884 tftp_prefix
= optarg
;
8886 case QEMU_OPTION_bootp
:
8887 bootp_filename
= optarg
;
8890 case QEMU_OPTION_smb
:
8891 net_slirp_smb(optarg
);
8894 case QEMU_OPTION_redir
:
8895 net_slirp_redir(optarg
);
8899 case QEMU_OPTION_audio_help
:
8903 case QEMU_OPTION_soundhw
:
8904 select_soundhw (optarg
);
8911 ram_size
= (int64_t)atoi(optarg
) * 1024 * 1024;
8914 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
8915 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
8916 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
8925 mask
= cpu_str_to_log_mask(optarg
);
8927 printf("Log items (comma separated):\n");
8928 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
8929 printf("%-10s %s\n", item
->name
, item
->help
);
8936 #ifdef CONFIG_GDBSTUB
8941 gdbstub_port
= optarg
;
8947 case QEMU_OPTION_bios
:
8954 keyboard_layout
= optarg
;
8956 case QEMU_OPTION_localtime
:
8959 case QEMU_OPTION_cirrusvga
:
8960 cirrus_vga_enabled
= 1;
8963 case QEMU_OPTION_vmsvga
:
8964 cirrus_vga_enabled
= 0;
8967 case QEMU_OPTION_std_vga
:
8968 cirrus_vga_enabled
= 0;
8976 w
= strtol(p
, (char **)&p
, 10);
8979 fprintf(stderr
, "qemu: invalid resolution or depth\n");
8985 h
= strtol(p
, (char **)&p
, 10);
8990 depth
= strtol(p
, (char **)&p
, 10);
8991 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
8992 depth
!= 24 && depth
!= 32)
8994 } else if (*p
== '\0') {
8995 depth
= graphic_depth
;
9002 graphic_depth
= depth
;
9005 case QEMU_OPTION_echr
:
9008 term_escape_char
= strtol(optarg
, &r
, 0);
9010 printf("Bad argument to echr\n");
9013 case QEMU_OPTION_monitor
:
9014 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
9016 case QEMU_OPTION_balloon
:
9017 if (vmchannel_device_index
>= MAX_VMCHANNEL_DEVICES
) {
9018 fprintf(stderr
, "qemu: too many balloon/vmchannel devices\n");
9022 fprintf(stderr
, "qemu: only one balloon device can be used\n");
9025 sprintf(vmchannel_devices
[vmchannel_device_index
],"di:cdcd,%s", optarg
);
9026 vmchannel_device_index
++;
9029 case QEMU_OPTION_vmchannel
:
9030 if (vmchannel_device_index
>= MAX_VMCHANNEL_DEVICES
) {
9031 fprintf(stderr
, "qemu: too many balloon/vmchannel devices\n");
9034 pstrcpy(vmchannel_devices
[vmchannel_device_index
],
9035 sizeof(vmchannel_devices
[0]), optarg
);
9036 vmchannel_device_index
++;
9038 case QEMU_OPTION_serial
:
9039 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
9040 fprintf(stderr
, "qemu: too many serial ports\n");
9043 pstrcpy(serial_devices
[serial_device_index
],
9044 sizeof(serial_devices
[0]), optarg
);
9045 serial_device_index
++;
9047 case QEMU_OPTION_parallel
:
9048 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
9049 fprintf(stderr
, "qemu: too many parallel ports\n");
9052 pstrcpy(parallel_devices
[parallel_device_index
],
9053 sizeof(parallel_devices
[0]), optarg
);
9054 parallel_device_index
++;
9056 case QEMU_OPTION_loadvm
:
9059 case QEMU_OPTION_incoming
:
9062 case QEMU_OPTION_full_screen
:
9066 case QEMU_OPTION_no_frame
:
9069 case QEMU_OPTION_alt_grab
:
9072 case QEMU_OPTION_no_quit
:
9076 case QEMU_OPTION_pidfile
:
9080 case QEMU_OPTION_win2k_hack
:
9081 win2k_install_hack
= 1;
9085 case QEMU_OPTION_no_kqemu
:
9088 case QEMU_OPTION_kernel_kqemu
:
9093 case QEMU_OPTION_no_kvm
:
9096 case QEMU_OPTION_no_kvm_irqchip
: {
9097 extern int kvm_irqchip
;
9102 case QEMU_OPTION_usb
:
9105 case QEMU_OPTION_usbdevice
:
9107 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
9108 fprintf(stderr
, "Too many USB devices\n");
9111 pstrcpy(usb_devices
[usb_devices_index
],
9112 sizeof(usb_devices
[usb_devices_index
]),
9114 usb_devices_index
++;
9116 case QEMU_OPTION_smp
:
9117 smp_cpus
= atoi(optarg
);
9118 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
9119 fprintf(stderr
, "Invalid number of CPUs\n");
9123 case QEMU_OPTION_vnc
:
9124 vnc_display
= optarg
;
9126 case QEMU_OPTION_no_acpi
:
9129 case QEMU_OPTION_no_reboot
:
9132 case QEMU_OPTION_show_cursor
:
9135 case QEMU_OPTION_daemonize
:
9138 case QEMU_OPTION_option_rom
:
9139 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
9140 fprintf(stderr
, "Too many option ROMs\n");
9143 option_rom
[nb_option_roms
] = optarg
;
9146 case QEMU_OPTION_semihosting
:
9147 semihosting_enabled
= 1;
9149 case QEMU_OPTION_tdf
:
9152 case QEMU_OPTION_kvm_shadow_memory
:
9153 kvm_shadow_memory
= (int64_t)atoi(optarg
) * 1024 * 1024 / 4096;
9155 case QEMU_OPTION_name
:
9159 case QEMU_OPTION_prom_env
:
9160 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
9161 fprintf(stderr
, "Too many prom variables\n");
9164 prom_envs
[nb_prom_envs
] = optarg
;
9168 case QEMU_OPTION_cpu_vendor
:
9169 cpu_vendor_string
= optarg
;
9172 case QEMU_OPTION_old_param
:
9176 case QEMU_OPTION_clock
:
9177 configure_alarms(optarg
);
9179 case QEMU_OPTION_startdate
:
9182 if (!strcmp(optarg
, "now")) {
9183 rtc_start_date
= -1;
9185 if (sscanf(optarg
, "%d-%d-%dT%d:%d:%d",
9193 } else if (sscanf(optarg
, "%d-%d-%d",
9196 &tm
.tm_mday
) == 3) {
9205 rtc_start_date
= mktimegm(&tm
);
9206 if (rtc_start_date
== -1) {
9208 fprintf(stderr
, "Invalid date format. Valid format are:\n"
9209 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
9223 if (pipe(fds
) == -1)
9234 len
= read(fds
[0], &status
, 1);
9235 if (len
== -1 && (errno
== EINTR
))
9240 else if (status
== 1) {
9241 fprintf(stderr
, "Could not acquire pidfile\n");
9258 signal(SIGTSTP
, SIG_IGN
);
9259 signal(SIGTTOU
, SIG_IGN
);
9260 signal(SIGTTIN
, SIG_IGN
);
9265 if (kvm_enabled()) {
9266 if (kvm_qemu_init() < 0) {
9267 extern int kvm_allowed
;
9268 fprintf(stderr
, "Could not initialize KVM, will disable KVM support\n");
9274 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
9277 write(fds
[1], &status
, 1);
9279 fprintf(stderr
, "Could not acquire pid file\n");
9287 linux_boot
= (kernel_filename
!= NULL
);
9288 net_boot
= (boot_devices_bitmap
>> ('n' - 'a')) & 0xF;
9290 /* XXX: this should not be: some embedded targets just have flash */
9291 if (!linux_boot
&& net_boot
== 0 &&
9295 /* boot to floppy or the default cd if no hard disk defined yet */
9296 if (!boot_devices
[0]) {
9297 boot_devices
= "cad";
9299 setvbuf(stdout
, NULL
, _IOLBF
, 0);
9309 /* init network clients */
9310 if (nb_net_clients
== 0) {
9311 /* if no clients, we use a default config */
9312 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
9314 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
9319 for(i
= 0;i
< nb_net_clients
; i
++) {
9320 if (net_client_init(net_clients
[i
]) < 0)
9323 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9324 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
9326 if (vlan
->nb_guest_devs
== 0) {
9327 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
9330 if (vlan
->nb_host_devs
== 0)
9332 "Warning: vlan %d is not connected to host network\n",
9337 /* XXX: this should be moved in the PC machine instantiation code */
9338 if (net_boot
!= 0) {
9340 for (i
= 0; i
< nb_nics
&& i
< 4; i
++) {
9341 const char *model
= nd_table
[i
].model
;
9343 if (net_boot
& (1 << i
)) {
9346 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
9347 if (get_image_size(buf
) > 0) {
9348 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
9349 fprintf(stderr
, "Too many option ROMs\n");
9352 option_rom
[nb_option_roms
] = strdup(buf
);
9359 fprintf(stderr
, "No valid PXE rom found for network device\n");
9365 /* init the memory */
9366 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
9368 /* Initialize kvm */
9369 #if defined(TARGET_I386) || defined(TARGET_X86_64)
9370 #define KVM_EXTRA_PAGES 3
9372 #define KVM_EXTRA_PAGES 0
9374 if (kvm_enabled()) {
9375 phys_ram_size
+= KVM_EXTRA_PAGES
* TARGET_PAGE_SIZE
;
9376 if (kvm_qemu_create_context() < 0) {
9377 fprintf(stderr
, "Could not create KVM context\n");
9380 #ifdef KVM_CAP_USER_MEMORY
9384 ret
= kvm_qemu_check_extension(KVM_CAP_USER_MEMORY
);
9386 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
9387 if (!phys_ram_base
) {
9388 fprintf(stderr
, "Could not allocate physical memory\n");
9395 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
9396 if (!phys_ram_base
) {
9397 fprintf(stderr
, "Could not allocate physical memory\n");
9404 /* we always create the cdrom drive, even if no disk is there */
9406 if (nb_drives_opt
< MAX_DRIVES
)
9407 drive_add(NULL
, CDROM_ALIAS
);
9409 /* we always create at least one floppy */
9411 if (nb_drives_opt
< MAX_DRIVES
)
9412 drive_add(NULL
, FD_ALIAS
, 0);
9414 /* we always create one sd slot, even if no card is in it */
9416 if (nb_drives_opt
< MAX_DRIVES
)
9417 drive_add(NULL
, SD_ALIAS
);
9419 /* open the virtual block devices */
9421 for(i
= 0; i
< nb_drives_opt
; i
++)
9422 if (drive_init(&drives_opt
[i
], snapshot
, machine
) == -1)
9425 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
9426 register_savevm("ram", 0, 3, ram_save
, ram_load
, NULL
);
9431 memset(&display_state
, 0, sizeof(display_state
));
9433 /* nearly nothing to do */
9434 dumb_display_init(ds
);
9435 } else if (vnc_display
!= NULL
) {
9436 vnc_display_init(ds
);
9437 if (vnc_display_open(ds
, vnc_display
) < 0)
9440 #if defined(CONFIG_SDL)
9441 sdl_display_init(ds
, full_screen
, no_frame
);
9442 #elif defined(CONFIG_COCOA)
9443 cocoa_display_init(ds
, full_screen
);
9445 dumb_display_init(ds
);
9449 /* Maintain compatibility with multiple stdio monitors */
9450 if (!strcmp(monitor_device
,"stdio")) {
9451 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
9452 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
9453 monitor_device
[0] = '\0';
9455 } else if (!strcmp(serial_devices
[i
],"stdio")) {
9456 monitor_device
[0] = '\0';
9457 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
9462 if (monitor_device
[0] != '\0') {
9463 monitor_hd
= qemu_chr_open(monitor_device
);
9465 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
9468 monitor_init(monitor_hd
, !nographic
);
9471 for(i
= 0; i
< MAX_VMCHANNEL_DEVICES
; i
++) {
9472 const char *devname
= vmchannel_devices
[i
];
9473 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
9477 if (strstart(devname
, "di:", &devname
)) {
9478 devid
= strtol(devname
, &termn
, 16);
9479 devname
= termn
+ 1;
9482 fprintf(stderr
, "qemu: could not find vmchannel device id '%s'\n",
9486 vmchannel_hds
[i
] = qemu_chr_open(devname
);
9487 if (!vmchannel_hds
[i
]) {
9488 fprintf(stderr
, "qemu: could not open vmchannel device '%s'\n",
9492 vmchannel_init(vmchannel_hds
[i
], devid
, i
);
9496 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
9497 const char *devname
= serial_devices
[i
];
9498 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
9499 serial_hds
[i
] = qemu_chr_open(devname
);
9500 if (!serial_hds
[i
]) {
9501 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
9505 if (strstart(devname
, "vc", 0))
9506 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
9510 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
9511 const char *devname
= parallel_devices
[i
];
9512 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
9513 parallel_hds
[i
] = qemu_chr_open(devname
);
9514 if (!parallel_hds
[i
]) {
9515 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
9519 if (strstart(devname
, "vc", 0))
9520 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
9524 machine
->init(ram_size
, vga_ram_size
, boot_devices
, ds
,
9525 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
9527 /* init USB devices */
9529 for(i
= 0; i
< usb_devices_index
; i
++) {
9530 if (usb_device_add(usb_devices
[i
]) < 0) {
9531 fprintf(stderr
, "Warning: could not add USB device %s\n",
9537 if (display_state
.dpy_refresh
) {
9538 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
9539 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
9545 #ifdef CONFIG_GDBSTUB
9547 /* XXX: use standard host:port notation and modify options
9549 if (gdbserver_start(gdbstub_port
) < 0) {
9550 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
9562 rc
= migrate_incoming(incoming
);
9564 fprintf(stderr
, "Migration failed rc=%d\n", rc
);
9570 /* XXX: simplify init */
9583 len
= write(fds
[1], &status
, 1);
9584 if (len
== -1 && (errno
== EINTR
))
9591 TFR(fd
= open("/dev/null", O_RDWR
));
9605 #if !defined(_WIN32)
9606 /* close network clients */
9607 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9608 VLANClientState
*vc
;
9610 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
9611 if (vc
->fd_read
== tap_receive
) {
9613 TAPState
*s
= vc
->opaque
;
9615 if (sscanf(vc
->info_str
, "tap: ifname=%63s ", ifname
) == 1 &&
9617 launch_script(s
->down_script
, ifname
, s
->fd
);