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
;
185 const char* keyboard_layout
= NULL
;
186 int64_t ticks_per_sec
;
188 int pit_min_timer_count
= 0;
190 NICInfo nd_table
[MAX_NICS
];
192 static int rtc_utc
= 1;
193 static int rtc_date_offset
= -1; /* -1 means no change */
194 int cirrus_vga_enabled
= 1;
195 int vmsvga_enabled
= 0;
197 int graphic_width
= 1024;
198 int graphic_height
= 768;
199 int graphic_depth
= 8;
201 int graphic_width
= 800;
202 int graphic_height
= 600;
203 int graphic_depth
= 15;
208 int balloon_used
= 0;
209 CharDriverState
*vmchannel_hds
[MAX_VMCHANNEL_DEVICES
];
210 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
211 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
213 int win2k_install_hack
= 0;
216 static VLANState
*first_vlan
;
218 const char *vnc_display
;
219 #if defined(TARGET_SPARC)
221 #elif defined(TARGET_I386)
223 #elif defined(TARGET_IA64)
228 int acpi_enabled
= 1;
232 int graphic_rotate
= 0;
234 const char *incoming
;
235 const char *option_rom
[MAX_OPTION_ROMS
];
237 int semihosting_enabled
= 0;
239 int time_drift_fix
= 0;
240 unsigned int kvm_shadow_memory
= 0;
241 const char *mem_path
= NULL
;
243 const char *cpu_vendor_string
;
247 const char *qemu_name
;
250 unsigned int nb_prom_envs
= 0;
251 const char *prom_envs
[MAX_PROM_ENVS
];
254 struct drive_opt 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 /* host time/date access */
1597 void qemu_get_timedate(struct tm
*tm
, int offset
)
1604 if (rtc_date_offset
== -1) {
1608 ret
= localtime(&ti
);
1610 ti
-= rtc_date_offset
;
1614 memcpy(tm
, ret
, sizeof(struct tm
));
1617 int qemu_timedate_diff(struct tm
*tm
)
1621 if (rtc_date_offset
== -1)
1623 seconds
= mktimegm(tm
);
1625 seconds
= mktime(tm
);
1627 seconds
= mktimegm(tm
) + rtc_date_offset
;
1629 return seconds
- time(NULL
);
1632 /***********************************************************/
1633 /* character device */
1635 static void qemu_chr_event(CharDriverState
*s
, int event
)
1639 s
->chr_event(s
->handler_opaque
, event
);
1642 static void qemu_chr_reset_bh(void *opaque
)
1644 CharDriverState
*s
= opaque
;
1645 qemu_chr_event(s
, CHR_EVENT_RESET
);
1646 qemu_bh_delete(s
->bh
);
1650 void qemu_chr_reset(CharDriverState
*s
)
1652 if (s
->bh
== NULL
) {
1653 s
->bh
= qemu_bh_new(qemu_chr_reset_bh
, s
);
1654 qemu_bh_schedule(s
->bh
);
1658 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1660 return s
->chr_write(s
, buf
, len
);
1663 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1667 return s
->chr_ioctl(s
, cmd
, arg
);
1670 int qemu_chr_can_read(CharDriverState
*s
)
1672 if (!s
->chr_can_read
)
1674 return s
->chr_can_read(s
->handler_opaque
);
1677 void qemu_chr_read(CharDriverState
*s
, uint8_t *buf
, int len
)
1679 s
->chr_read(s
->handler_opaque
, buf
, len
);
1682 void qemu_chr_accept_input(CharDriverState
*s
)
1684 if (s
->chr_accept_input
)
1685 s
->chr_accept_input(s
);
1688 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1693 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1694 qemu_chr_write(s
, (uint8_t *)buf
, strlen(buf
));
1698 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1700 if (s
->chr_send_event
)
1701 s
->chr_send_event(s
, event
);
1704 void qemu_chr_add_handlers(CharDriverState
*s
,
1705 IOCanRWHandler
*fd_can_read
,
1706 IOReadHandler
*fd_read
,
1707 IOEventHandler
*fd_event
,
1710 s
->chr_can_read
= fd_can_read
;
1711 s
->chr_read
= fd_read
;
1712 s
->chr_event
= fd_event
;
1713 s
->handler_opaque
= opaque
;
1714 if (s
->chr_update_read_handler
)
1715 s
->chr_update_read_handler(s
);
1718 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1723 static CharDriverState
*qemu_chr_open_null(void)
1725 CharDriverState
*chr
;
1727 chr
= qemu_mallocz(sizeof(CharDriverState
));
1730 chr
->chr_write
= null_chr_write
;
1734 /* MUX driver for serial I/O splitting */
1735 static int term_timestamps
;
1736 static int64_t term_timestamps_start
;
1738 #define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
1739 #define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
1741 IOCanRWHandler
*chr_can_read
[MAX_MUX
];
1742 IOReadHandler
*chr_read
[MAX_MUX
];
1743 IOEventHandler
*chr_event
[MAX_MUX
];
1744 void *ext_opaque
[MAX_MUX
];
1745 CharDriverState
*drv
;
1746 unsigned char buffer
[MUX_BUFFER_SIZE
];
1750 int term_got_escape
;
1755 static int mux_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1757 MuxDriver
*d
= chr
->opaque
;
1759 if (!term_timestamps
) {
1760 ret
= d
->drv
->chr_write(d
->drv
, buf
, len
);
1765 for(i
= 0; i
< len
; i
++) {
1766 ret
+= d
->drv
->chr_write(d
->drv
, buf
+i
, 1);
1767 if (buf
[i
] == '\n') {
1773 if (term_timestamps_start
== -1)
1774 term_timestamps_start
= ti
;
1775 ti
-= term_timestamps_start
;
1776 secs
= ti
/ 1000000000;
1777 snprintf(buf1
, sizeof(buf1
),
1778 "[%02d:%02d:%02d.%03d] ",
1782 (int)((ti
/ 1000000) % 1000));
1783 d
->drv
->chr_write(d
->drv
, (uint8_t *)buf1
, strlen(buf1
));
1790 static char *mux_help
[] = {
1791 "% h print this help\n\r",
1792 "% x exit emulator\n\r",
1793 "% s save disk data back to file (if -snapshot)\n\r",
1794 "% t toggle console timestamps\n\r"
1795 "% b send break (magic sysrq)\n\r",
1796 "% c switch between console and monitor\n\r",
1801 static int term_escape_char
= 0x01; /* ctrl-a is used for escape */
1802 static void mux_print_help(CharDriverState
*chr
)
1805 char ebuf
[15] = "Escape-Char";
1806 char cbuf
[50] = "\n\r";
1808 if (term_escape_char
> 0 && term_escape_char
< 26) {
1809 sprintf(cbuf
,"\n\r");
1810 sprintf(ebuf
,"C-%c", term_escape_char
- 1 + 'a');
1812 sprintf(cbuf
,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
1815 chr
->chr_write(chr
, (uint8_t *)cbuf
, strlen(cbuf
));
1816 for (i
= 0; mux_help
[i
] != NULL
; i
++) {
1817 for (j
=0; mux_help
[i
][j
] != '\0'; j
++) {
1818 if (mux_help
[i
][j
] == '%')
1819 chr
->chr_write(chr
, (uint8_t *)ebuf
, strlen(ebuf
));
1821 chr
->chr_write(chr
, (uint8_t *)&mux_help
[i
][j
], 1);
1826 static int mux_proc_byte(CharDriverState
*chr
, MuxDriver
*d
, int ch
)
1828 if (d
->term_got_escape
) {
1829 d
->term_got_escape
= 0;
1830 if (ch
== term_escape_char
)
1835 mux_print_help(chr
);
1839 char *term
= "QEMU: Terminated\n\r";
1840 chr
->chr_write(chr
,(uint8_t *)term
,strlen(term
));
1847 for (i
= 0; i
< nb_drives
; i
++) {
1848 bdrv_commit(drives_table
[i
].bdrv
);
1853 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
1856 /* Switch to the next registered device */
1858 if (chr
->focus
>= d
->mux_cnt
)
1862 term_timestamps
= !term_timestamps
;
1863 term_timestamps_start
= -1;
1866 } else if (ch
== term_escape_char
) {
1867 d
->term_got_escape
= 1;
1875 static void mux_chr_accept_input(CharDriverState
*chr
)
1878 MuxDriver
*d
= chr
->opaque
;
1880 while (d
->prod
!= d
->cons
&&
1881 d
->chr_can_read
[m
] &&
1882 d
->chr_can_read
[m
](d
->ext_opaque
[m
])) {
1883 d
->chr_read
[m
](d
->ext_opaque
[m
],
1884 &d
->buffer
[d
->cons
++ & MUX_BUFFER_MASK
], 1);
1888 static int mux_chr_can_read(void *opaque
)
1890 CharDriverState
*chr
= opaque
;
1891 MuxDriver
*d
= chr
->opaque
;
1893 if ((d
->prod
- d
->cons
) < MUX_BUFFER_SIZE
)
1895 if (d
->chr_can_read
[chr
->focus
])
1896 return d
->chr_can_read
[chr
->focus
](d
->ext_opaque
[chr
->focus
]);
1900 static void mux_chr_read(void *opaque
, const uint8_t *buf
, int size
)
1902 CharDriverState
*chr
= opaque
;
1903 MuxDriver
*d
= chr
->opaque
;
1907 mux_chr_accept_input (opaque
);
1909 for(i
= 0; i
< size
; i
++)
1910 if (mux_proc_byte(chr
, d
, buf
[i
])) {
1911 if (d
->prod
== d
->cons
&&
1912 d
->chr_can_read
[m
] &&
1913 d
->chr_can_read
[m
](d
->ext_opaque
[m
]))
1914 d
->chr_read
[m
](d
->ext_opaque
[m
], &buf
[i
], 1);
1916 d
->buffer
[d
->prod
++ & MUX_BUFFER_MASK
] = buf
[i
];
1920 static void mux_chr_event(void *opaque
, int event
)
1922 CharDriverState
*chr
= opaque
;
1923 MuxDriver
*d
= chr
->opaque
;
1926 /* Send the event to all registered listeners */
1927 for (i
= 0; i
< d
->mux_cnt
; i
++)
1928 if (d
->chr_event
[i
])
1929 d
->chr_event
[i
](d
->ext_opaque
[i
], event
);
1932 static void mux_chr_update_read_handler(CharDriverState
*chr
)
1934 MuxDriver
*d
= chr
->opaque
;
1936 if (d
->mux_cnt
>= MAX_MUX
) {
1937 fprintf(stderr
, "Cannot add I/O handlers, MUX array is full\n");
1940 d
->ext_opaque
[d
->mux_cnt
] = chr
->handler_opaque
;
1941 d
->chr_can_read
[d
->mux_cnt
] = chr
->chr_can_read
;
1942 d
->chr_read
[d
->mux_cnt
] = chr
->chr_read
;
1943 d
->chr_event
[d
->mux_cnt
] = chr
->chr_event
;
1944 /* Fix up the real driver with mux routines */
1945 if (d
->mux_cnt
== 0) {
1946 qemu_chr_add_handlers(d
->drv
, mux_chr_can_read
, mux_chr_read
,
1947 mux_chr_event
, chr
);
1949 chr
->focus
= d
->mux_cnt
;
1953 static CharDriverState
*qemu_chr_open_mux(CharDriverState
*drv
)
1955 CharDriverState
*chr
;
1958 chr
= qemu_mallocz(sizeof(CharDriverState
));
1961 d
= qemu_mallocz(sizeof(MuxDriver
));
1970 chr
->chr_write
= mux_chr_write
;
1971 chr
->chr_update_read_handler
= mux_chr_update_read_handler
;
1972 chr
->chr_accept_input
= mux_chr_accept_input
;
1979 static void socket_cleanup(void)
1984 static int socket_init(void)
1989 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1991 err
= WSAGetLastError();
1992 fprintf(stderr
, "WSAStartup: %d\n", err
);
1995 atexit(socket_cleanup
);
1999 static int send_all(int fd
, const uint8_t *buf
, int len1
)
2005 ret
= send(fd
, buf
, len
, 0);
2008 errno
= WSAGetLastError();
2009 if (errno
!= WSAEWOULDBLOCK
) {
2012 } else if (ret
== 0) {
2022 void socket_set_nonblock(int fd
)
2024 unsigned long opt
= 1;
2025 ioctlsocket(fd
, FIONBIO
, &opt
);
2030 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
2036 ret
= write(fd
, buf
, len
);
2038 if (errno
!= EINTR
&& errno
!= EAGAIN
)
2040 } else if (ret
== 0) {
2050 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
2052 return unix_write(fd
, buf
, len1
);
2055 void socket_set_nonblock(int fd
)
2057 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2059 #endif /* !_WIN32 */
2068 #define STDIO_MAX_CLIENTS 1
2069 static int stdio_nb_clients
= 0;
2071 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2073 FDCharDriver
*s
= chr
->opaque
;
2074 return unix_write(s
->fd_out
, buf
, len
);
2077 static int fd_chr_read_poll(void *opaque
)
2079 CharDriverState
*chr
= opaque
;
2080 FDCharDriver
*s
= chr
->opaque
;
2082 s
->max_size
= qemu_chr_can_read(chr
);
2086 static void fd_chr_read(void *opaque
)
2088 CharDriverState
*chr
= opaque
;
2089 FDCharDriver
*s
= chr
->opaque
;
2094 if (len
> s
->max_size
)
2098 size
= read(s
->fd_in
, buf
, len
);
2100 /* FD has been closed. Remove it from the active list. */
2101 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2105 qemu_chr_read(chr
, buf
, size
);
2109 static void fd_chr_update_read_handler(CharDriverState
*chr
)
2111 FDCharDriver
*s
= chr
->opaque
;
2113 if (s
->fd_in
>= 0) {
2114 if (nographic
&& s
->fd_in
== 0) {
2116 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
2117 fd_chr_read
, NULL
, chr
);
2122 static void fd_chr_close(struct CharDriverState
*chr
)
2124 FDCharDriver
*s
= chr
->opaque
;
2126 if (s
->fd_in
>= 0) {
2127 if (nographic
&& s
->fd_in
== 0) {
2129 qemu_set_fd_handler2(s
->fd_in
, NULL
, NULL
, NULL
, NULL
);
2136 /* open a character device to a unix fd */
2137 static CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
2139 CharDriverState
*chr
;
2142 chr
= qemu_mallocz(sizeof(CharDriverState
));
2145 s
= qemu_mallocz(sizeof(FDCharDriver
));
2153 chr
->chr_write
= fd_chr_write
;
2154 chr
->chr_update_read_handler
= fd_chr_update_read_handler
;
2155 chr
->chr_close
= fd_chr_close
;
2157 qemu_chr_reset(chr
);
2162 static CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
2166 TFR(fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666));
2169 return qemu_chr_open_fd(-1, fd_out
);
2172 static CharDriverState
*qemu_chr_open_pipe(const char *filename
)
2175 char filename_in
[256], filename_out
[256];
2177 snprintf(filename_in
, 256, "%s.in", filename
);
2178 snprintf(filename_out
, 256, "%s.out", filename
);
2179 TFR(fd_in
= open(filename_in
, O_RDWR
| O_BINARY
));
2180 TFR(fd_out
= open(filename_out
, O_RDWR
| O_BINARY
));
2181 if (fd_in
< 0 || fd_out
< 0) {
2186 TFR(fd_in
= fd_out
= open(filename
, O_RDWR
| O_BINARY
));
2190 return qemu_chr_open_fd(fd_in
, fd_out
);
2194 /* for STDIO, we handle the case where several clients use it
2197 #define TERM_FIFO_MAX_SIZE 1
2199 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
2200 static int term_fifo_size
;
2202 static int stdio_read_poll(void *opaque
)
2204 CharDriverState
*chr
= opaque
;
2206 /* try to flush the queue if needed */
2207 if (term_fifo_size
!= 0 && qemu_chr_can_read(chr
) > 0) {
2208 qemu_chr_read(chr
, term_fifo
, 1);
2211 /* see if we can absorb more chars */
2212 if (term_fifo_size
== 0)
2218 static void stdio_read(void *opaque
)
2222 CharDriverState
*chr
= opaque
;
2224 size
= read(0, buf
, 1);
2226 /* stdin has been closed. Remove it from the active list. */
2227 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2231 if (qemu_chr_can_read(chr
) > 0) {
2232 qemu_chr_read(chr
, buf
, 1);
2233 } else if (term_fifo_size
== 0) {
2234 term_fifo
[term_fifo_size
++] = buf
[0];
2239 /* init terminal so that we can grab keys */
2240 static struct termios oldtty
;
2241 static int old_fd0_flags
;
2242 static int term_atexit_done
;
2244 static void term_exit(void)
2246 tcsetattr (0, TCSANOW
, &oldtty
);
2247 fcntl(0, F_SETFL
, old_fd0_flags
);
2250 static void term_init(void)
2254 tcgetattr (0, &tty
);
2256 old_fd0_flags
= fcntl(0, F_GETFL
);
2258 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2259 |INLCR
|IGNCR
|ICRNL
|IXON
);
2260 tty
.c_oflag
|= OPOST
;
2261 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
2262 /* if graphical mode, we allow Ctrl-C handling */
2264 tty
.c_lflag
&= ~ISIG
;
2265 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
2268 tty
.c_cc
[VTIME
] = 0;
2270 tcsetattr (0, TCSANOW
, &tty
);
2272 if (!term_atexit_done
++)
2275 fcntl(0, F_SETFL
, O_NONBLOCK
);
2278 static void qemu_chr_close_stdio(struct CharDriverState
*chr
)
2282 qemu_set_fd_handler2(0, NULL
, NULL
, NULL
, NULL
);
2286 static CharDriverState
*qemu_chr_open_stdio(void)
2288 CharDriverState
*chr
;
2290 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
2292 chr
= qemu_chr_open_fd(0, 1);
2293 chr
->chr_close
= qemu_chr_close_stdio
;
2294 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, chr
);
2301 #if defined(__linux__) || defined(__sun__)
2302 static CharDriverState
*qemu_chr_open_pty(void)
2305 char slave_name
[1024];
2306 int master_fd
, slave_fd
;
2308 #if defined(__linux__)
2309 /* Not satisfying */
2310 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
2315 /* Disabling local echo and line-buffered output */
2316 tcgetattr (master_fd
, &tty
);
2317 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
2319 tty
.c_cc
[VTIME
] = 0;
2320 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
2322 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
2323 return qemu_chr_open_fd(master_fd
, master_fd
);
2326 static void tty_serial_init(int fd
, int speed
,
2327 int parity
, int data_bits
, int stop_bits
)
2333 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
2334 speed
, parity
, data_bits
, stop_bits
);
2336 tcgetattr (fd
, &tty
);
2339 if (speed
<= 50 * MARGIN
)
2341 else if (speed
<= 75 * MARGIN
)
2343 else if (speed
<= 300 * MARGIN
)
2345 else if (speed
<= 600 * MARGIN
)
2347 else if (speed
<= 1200 * MARGIN
)
2349 else if (speed
<= 2400 * MARGIN
)
2351 else if (speed
<= 4800 * MARGIN
)
2353 else if (speed
<= 9600 * MARGIN
)
2355 else if (speed
<= 19200 * MARGIN
)
2357 else if (speed
<= 38400 * MARGIN
)
2359 else if (speed
<= 57600 * MARGIN
)
2361 else if (speed
<= 115200 * MARGIN
)
2366 cfsetispeed(&tty
, spd
);
2367 cfsetospeed(&tty
, spd
);
2369 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
2370 |INLCR
|IGNCR
|ICRNL
|IXON
);
2371 tty
.c_oflag
|= OPOST
;
2372 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
2373 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
|CSTOPB
);
2394 tty
.c_cflag
|= PARENB
;
2397 tty
.c_cflag
|= PARENB
| PARODD
;
2401 tty
.c_cflag
|= CSTOPB
;
2403 tcsetattr (fd
, TCSANOW
, &tty
);
2406 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2408 FDCharDriver
*s
= chr
->opaque
;
2411 case CHR_IOCTL_SERIAL_SET_PARAMS
:
2413 QEMUSerialSetParams
*ssp
= arg
;
2414 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
2415 ssp
->data_bits
, ssp
->stop_bits
);
2418 case CHR_IOCTL_SERIAL_SET_BREAK
:
2420 int enable
= *(int *)arg
;
2422 tcsendbreak(s
->fd_in
, 1);
2431 static CharDriverState
*qemu_chr_open_tty(const char *filename
)
2433 CharDriverState
*chr
;
2436 TFR(fd
= open(filename
, O_RDWR
| O_NONBLOCK
));
2437 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
2438 tty_serial_init(fd
, 115200, 'N', 8, 1);
2439 chr
= qemu_chr_open_fd(fd
, fd
);
2444 chr
->chr_ioctl
= tty_serial_ioctl
;
2445 qemu_chr_reset(chr
);
2448 #else /* ! __linux__ && ! __sun__ */
2449 static CharDriverState
*qemu_chr_open_pty(void)
2453 #endif /* __linux__ || __sun__ */
2455 #if defined(__linux__)
2459 } ParallelCharDriver
;
2461 static int pp_hw_mode(ParallelCharDriver
*s
, uint16_t mode
)
2463 if (s
->mode
!= mode
) {
2465 if (ioctl(s
->fd
, PPSETMODE
, &m
) < 0)
2472 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
2474 ParallelCharDriver
*drv
= chr
->opaque
;
2479 case CHR_IOCTL_PP_READ_DATA
:
2480 if (ioctl(fd
, PPRDATA
, &b
) < 0)
2482 *(uint8_t *)arg
= b
;
2484 case CHR_IOCTL_PP_WRITE_DATA
:
2485 b
= *(uint8_t *)arg
;
2486 if (ioctl(fd
, PPWDATA
, &b
) < 0)
2489 case CHR_IOCTL_PP_READ_CONTROL
:
2490 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
2492 /* Linux gives only the lowest bits, and no way to know data
2493 direction! For better compatibility set the fixed upper
2495 *(uint8_t *)arg
= b
| 0xc0;
2497 case CHR_IOCTL_PP_WRITE_CONTROL
:
2498 b
= *(uint8_t *)arg
;
2499 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
2502 case CHR_IOCTL_PP_READ_STATUS
:
2503 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
2505 *(uint8_t *)arg
= b
;
2507 case CHR_IOCTL_PP_EPP_READ_ADDR
:
2508 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2509 struct ParallelIOArg
*parg
= arg
;
2510 int n
= read(fd
, parg
->buffer
, parg
->count
);
2511 if (n
!= parg
->count
) {
2516 case CHR_IOCTL_PP_EPP_READ
:
2517 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2518 struct ParallelIOArg
*parg
= arg
;
2519 int n
= read(fd
, parg
->buffer
, parg
->count
);
2520 if (n
!= parg
->count
) {
2525 case CHR_IOCTL_PP_EPP_WRITE_ADDR
:
2526 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
|IEEE1284_ADDR
)) {
2527 struct ParallelIOArg
*parg
= arg
;
2528 int n
= write(fd
, parg
->buffer
, parg
->count
);
2529 if (n
!= parg
->count
) {
2534 case CHR_IOCTL_PP_EPP_WRITE
:
2535 if (pp_hw_mode(drv
, IEEE1284_MODE_EPP
)) {
2536 struct ParallelIOArg
*parg
= arg
;
2537 int n
= write(fd
, parg
->buffer
, parg
->count
);
2538 if (n
!= parg
->count
) {
2549 static void pp_close(CharDriverState
*chr
)
2551 ParallelCharDriver
*drv
= chr
->opaque
;
2554 pp_hw_mode(drv
, IEEE1284_MODE_COMPAT
);
2555 ioctl(fd
, PPRELEASE
);
2560 static CharDriverState
*qemu_chr_open_pp(const char *filename
)
2562 CharDriverState
*chr
;
2563 ParallelCharDriver
*drv
;
2566 TFR(fd
= open(filename
, O_RDWR
));
2570 if (ioctl(fd
, PPCLAIM
) < 0) {
2575 drv
= qemu_mallocz(sizeof(ParallelCharDriver
));
2581 drv
->mode
= IEEE1284_MODE_COMPAT
;
2583 chr
= qemu_mallocz(sizeof(CharDriverState
));
2589 chr
->chr_write
= null_chr_write
;
2590 chr
->chr_ioctl
= pp_ioctl
;
2591 chr
->chr_close
= pp_close
;
2594 qemu_chr_reset(chr
);
2598 #endif /* __linux__ */
2604 HANDLE hcom
, hrecv
, hsend
;
2605 OVERLAPPED orecv
, osend
;
2610 #define NSENDBUF 2048
2611 #define NRECVBUF 2048
2612 #define MAXCONNECT 1
2613 #define NTIMEOUT 5000
2615 static int win_chr_poll(void *opaque
);
2616 static int win_chr_pipe_poll(void *opaque
);
2618 static void win_chr_close(CharDriverState
*chr
)
2620 WinCharState
*s
= chr
->opaque
;
2623 CloseHandle(s
->hsend
);
2627 CloseHandle(s
->hrecv
);
2631 CloseHandle(s
->hcom
);
2635 qemu_del_polling_cb(win_chr_pipe_poll
, chr
);
2637 qemu_del_polling_cb(win_chr_poll
, chr
);
2640 static int win_chr_init(CharDriverState
*chr
, const char *filename
)
2642 WinCharState
*s
= chr
->opaque
;
2644 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
2649 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2651 fprintf(stderr
, "Failed CreateEvent\n");
2654 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2656 fprintf(stderr
, "Failed CreateEvent\n");
2660 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
2661 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
2662 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2663 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
2668 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
2669 fprintf(stderr
, "Failed SetupComm\n");
2673 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
2674 size
= sizeof(COMMCONFIG
);
2675 GetDefaultCommConfig(filename
, &comcfg
, &size
);
2676 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
2677 CommConfigDialog(filename
, NULL
, &comcfg
);
2679 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
2680 fprintf(stderr
, "Failed SetCommState\n");
2684 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
2685 fprintf(stderr
, "Failed SetCommMask\n");
2689 cto
.ReadIntervalTimeout
= MAXDWORD
;
2690 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
2691 fprintf(stderr
, "Failed SetCommTimeouts\n");
2695 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
2696 fprintf(stderr
, "Failed ClearCommError\n");
2699 qemu_add_polling_cb(win_chr_poll
, chr
);
2707 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
2709 WinCharState
*s
= chr
->opaque
;
2710 DWORD len
, ret
, size
, err
;
2713 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
2714 s
->osend
.hEvent
= s
->hsend
;
2717 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
2719 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
2721 err
= GetLastError();
2722 if (err
== ERROR_IO_PENDING
) {
2723 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
2741 static int win_chr_read_poll(CharDriverState
*chr
)
2743 WinCharState
*s
= chr
->opaque
;
2745 s
->max_size
= qemu_chr_can_read(chr
);
2749 static void win_chr_readfile(CharDriverState
*chr
)
2751 WinCharState
*s
= chr
->opaque
;
2756 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
2757 s
->orecv
.hEvent
= s
->hrecv
;
2758 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
2760 err
= GetLastError();
2761 if (err
== ERROR_IO_PENDING
) {
2762 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
2767 qemu_chr_read(chr
, buf
, size
);
2771 static void win_chr_read(CharDriverState
*chr
)
2773 WinCharState
*s
= chr
->opaque
;
2775 if (s
->len
> s
->max_size
)
2776 s
->len
= s
->max_size
;
2780 win_chr_readfile(chr
);
2783 static int win_chr_poll(void *opaque
)
2785 CharDriverState
*chr
= opaque
;
2786 WinCharState
*s
= chr
->opaque
;
2790 ClearCommError(s
->hcom
, &comerr
, &status
);
2791 if (status
.cbInQue
> 0) {
2792 s
->len
= status
.cbInQue
;
2793 win_chr_read_poll(chr
);
2800 static CharDriverState
*qemu_chr_open_win(const char *filename
)
2802 CharDriverState
*chr
;
2805 chr
= qemu_mallocz(sizeof(CharDriverState
));
2808 s
= qemu_mallocz(sizeof(WinCharState
));
2814 chr
->chr_write
= win_chr_write
;
2815 chr
->chr_close
= win_chr_close
;
2817 if (win_chr_init(chr
, filename
) < 0) {
2822 qemu_chr_reset(chr
);
2826 static int win_chr_pipe_poll(void *opaque
)
2828 CharDriverState
*chr
= opaque
;
2829 WinCharState
*s
= chr
->opaque
;
2832 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2835 win_chr_read_poll(chr
);
2842 static int win_chr_pipe_init(CharDriverState
*chr
, const char *filename
)
2844 WinCharState
*s
= chr
->opaque
;
2852 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2854 fprintf(stderr
, "Failed CreateEvent\n");
2857 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2859 fprintf(stderr
, "Failed CreateEvent\n");
2863 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2864 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2865 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2867 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2868 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2869 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2874 ZeroMemory(&ov
, sizeof(ov
));
2875 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2876 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2878 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2882 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2884 fprintf(stderr
, "Failed GetOverlappedResult\n");
2886 CloseHandle(ov
.hEvent
);
2893 CloseHandle(ov
.hEvent
);
2896 qemu_add_polling_cb(win_chr_pipe_poll
, chr
);
2905 static CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2907 CharDriverState
*chr
;
2910 chr
= qemu_mallocz(sizeof(CharDriverState
));
2913 s
= qemu_mallocz(sizeof(WinCharState
));
2919 chr
->chr_write
= win_chr_write
;
2920 chr
->chr_close
= win_chr_close
;
2922 if (win_chr_pipe_init(chr
, filename
) < 0) {
2927 qemu_chr_reset(chr
);
2931 static CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2933 CharDriverState
*chr
;
2936 chr
= qemu_mallocz(sizeof(CharDriverState
));
2939 s
= qemu_mallocz(sizeof(WinCharState
));
2946 chr
->chr_write
= win_chr_write
;
2947 qemu_chr_reset(chr
);
2951 static CharDriverState
*qemu_chr_open_win_con(const char *filename
)
2953 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE
));
2956 static CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2960 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2961 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2962 if (fd_out
== INVALID_HANDLE_VALUE
)
2965 return qemu_chr_open_win_file(fd_out
);
2967 #endif /* !_WIN32 */
2969 /***********************************************************/
2970 /* UDP Net console */
2974 struct sockaddr_in daddr
;
2981 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2983 NetCharDriver
*s
= chr
->opaque
;
2985 return sendto(s
->fd
, buf
, len
, 0,
2986 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2989 static int udp_chr_read_poll(void *opaque
)
2991 CharDriverState
*chr
= opaque
;
2992 NetCharDriver
*s
= chr
->opaque
;
2994 s
->max_size
= qemu_chr_can_read(chr
);
2996 /* If there were any stray characters in the queue process them
2999 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
3000 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
3002 s
->max_size
= qemu_chr_can_read(chr
);
3007 static void udp_chr_read(void *opaque
)
3009 CharDriverState
*chr
= opaque
;
3010 NetCharDriver
*s
= chr
->opaque
;
3012 if (s
->max_size
== 0)
3014 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
3015 s
->bufptr
= s
->bufcnt
;
3020 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
3021 qemu_chr_read(chr
, &s
->buf
[s
->bufptr
], 1);
3023 s
->max_size
= qemu_chr_can_read(chr
);
3027 static void udp_chr_update_read_handler(CharDriverState
*chr
)
3029 NetCharDriver
*s
= chr
->opaque
;
3032 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
3033 udp_chr_read
, NULL
, chr
);
3038 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
);
3040 int parse_host_src_port(struct sockaddr_in
*haddr
,
3041 struct sockaddr_in
*saddr
,
3044 static CharDriverState
*qemu_chr_open_udp(const char *def
)
3046 CharDriverState
*chr
= NULL
;
3047 NetCharDriver
*s
= NULL
;
3049 struct sockaddr_in saddr
;
3051 chr
= qemu_mallocz(sizeof(CharDriverState
));
3054 s
= qemu_mallocz(sizeof(NetCharDriver
));
3058 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
3060 perror("socket(PF_INET, SOCK_DGRAM)");
3064 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
3065 printf("Could not parse: %s\n", def
);
3069 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
3079 chr
->chr_write
= udp_chr_write
;
3080 chr
->chr_update_read_handler
= udp_chr_update_read_handler
;
3093 /***********************************************************/
3094 /* TCP Net console */
3105 static void tcp_chr_accept(void *opaque
);
3107 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
3109 TCPCharDriver
*s
= chr
->opaque
;
3111 return send_all(s
->fd
, buf
, len
);
3113 /* XXX: indicate an error ? */
3118 static int tcp_chr_read_poll(void *opaque
)
3120 CharDriverState
*chr
= opaque
;
3121 TCPCharDriver
*s
= chr
->opaque
;
3124 s
->max_size
= qemu_chr_can_read(chr
);
3129 #define IAC_BREAK 243
3130 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
3132 uint8_t *buf
, int *size
)
3134 /* Handle any telnet client's basic IAC options to satisfy char by
3135 * char mode with no echo. All IAC options will be removed from
3136 * the buf and the do_telnetopt variable will be used to track the
3137 * state of the width of the IAC information.
3139 * IAC commands come in sets of 3 bytes with the exception of the
3140 * "IAC BREAK" command and the double IAC.
3146 for (i
= 0; i
< *size
; i
++) {
3147 if (s
->do_telnetopt
> 1) {
3148 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
3149 /* Double IAC means send an IAC */
3153 s
->do_telnetopt
= 1;
3155 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
3156 /* Handle IAC break commands by sending a serial break */
3157 qemu_chr_event(chr
, CHR_EVENT_BREAK
);
3162 if (s
->do_telnetopt
>= 4) {
3163 s
->do_telnetopt
= 1;
3166 if ((unsigned char)buf
[i
] == IAC
) {
3167 s
->do_telnetopt
= 2;
3178 static void tcp_chr_read(void *opaque
)
3180 CharDriverState
*chr
= opaque
;
3181 TCPCharDriver
*s
= chr
->opaque
;
3185 if (!s
->connected
|| s
->max_size
<= 0)
3188 if (len
> s
->max_size
)
3190 size
= recv(s
->fd
, buf
, len
, 0);
3192 /* connection closed */
3194 if (s
->listen_fd
>= 0) {
3195 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3197 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3200 } else if (size
> 0) {
3201 if (s
->do_telnetopt
)
3202 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
3204 qemu_chr_read(chr
, buf
, size
);
3208 static void tcp_chr_connect(void *opaque
)
3210 CharDriverState
*chr
= opaque
;
3211 TCPCharDriver
*s
= chr
->opaque
;
3214 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
3215 tcp_chr_read
, NULL
, chr
);
3216 qemu_chr_reset(chr
);
3219 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
3220 static void tcp_chr_telnet_init(int fd
)
3223 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
3224 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
3225 send(fd
, (char *)buf
, 3, 0);
3226 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
3227 send(fd
, (char *)buf
, 3, 0);
3228 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
3229 send(fd
, (char *)buf
, 3, 0);
3230 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
3231 send(fd
, (char *)buf
, 3, 0);
3234 static void socket_set_nodelay(int fd
)
3237 setsockopt(fd
, IPPROTO_TCP
, TCP_NODELAY
, (char *)&val
, sizeof(val
));
3240 static void tcp_chr_accept(void *opaque
)
3242 CharDriverState
*chr
= opaque
;
3243 TCPCharDriver
*s
= chr
->opaque
;
3244 struct sockaddr_in saddr
;
3246 struct sockaddr_un uaddr
;
3248 struct sockaddr
*addr
;
3255 len
= sizeof(uaddr
);
3256 addr
= (struct sockaddr
*)&uaddr
;
3260 len
= sizeof(saddr
);
3261 addr
= (struct sockaddr
*)&saddr
;
3263 fd
= accept(s
->listen_fd
, addr
, &len
);
3264 if (fd
< 0 && errno
!= EINTR
) {
3266 } else if (fd
>= 0) {
3267 if (s
->do_telnetopt
)
3268 tcp_chr_telnet_init(fd
);
3272 socket_set_nonblock(fd
);
3274 socket_set_nodelay(fd
);
3276 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
3277 tcp_chr_connect(chr
);
3280 static void tcp_chr_close(CharDriverState
*chr
)
3282 TCPCharDriver
*s
= chr
->opaque
;
3285 if (s
->listen_fd
>= 0)
3286 closesocket(s
->listen_fd
);
3290 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
3294 CharDriverState
*chr
= NULL
;
3295 TCPCharDriver
*s
= NULL
;
3296 int fd
= -1, ret
, err
, val
;
3298 int is_waitconnect
= 1;
3301 struct sockaddr_in saddr
;
3303 struct sockaddr_un uaddr
;
3305 struct sockaddr
*addr
;
3310 addr
= (struct sockaddr
*)&uaddr
;
3311 addrlen
= sizeof(uaddr
);
3312 if (parse_unix_path(&uaddr
, host_str
) < 0)
3317 addr
= (struct sockaddr
*)&saddr
;
3318 addrlen
= sizeof(saddr
);
3319 if (parse_host_port(&saddr
, host_str
) < 0)
3324 while((ptr
= strchr(ptr
,','))) {
3326 if (!strncmp(ptr
,"server",6)) {
3328 } else if (!strncmp(ptr
,"nowait",6)) {
3330 } else if (!strncmp(ptr
,"nodelay",6)) {
3333 printf("Unknown option: %s\n", ptr
);
3340 chr
= qemu_mallocz(sizeof(CharDriverState
));
3343 s
= qemu_mallocz(sizeof(TCPCharDriver
));
3349 fd
= socket(PF_UNIX
, SOCK_STREAM
, 0);
3352 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3357 if (!is_waitconnect
)
3358 socket_set_nonblock(fd
);
3363 s
->is_unix
= is_unix
;
3364 s
->do_nodelay
= do_nodelay
&& !is_unix
;
3367 chr
->chr_write
= tcp_chr_write
;
3368 chr
->chr_close
= tcp_chr_close
;
3371 /* allow fast reuse */
3375 strncpy(path
, uaddr
.sun_path
, 108);
3382 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3385 ret
= bind(fd
, addr
, addrlen
);
3389 ret
= listen(fd
, 0);
3394 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
3396 s
->do_telnetopt
= 1;
3399 ret
= connect(fd
, addr
, addrlen
);
3401 err
= socket_error();
3402 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3403 } else if (err
== EINPROGRESS
) {
3406 } else if (err
== WSAEALREADY
) {
3418 socket_set_nodelay(fd
);
3420 tcp_chr_connect(chr
);
3422 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
3425 if (is_listen
&& is_waitconnect
) {
3426 printf("QEMU waiting for connection on: %s\n", host_str
);
3427 tcp_chr_accept(chr
);
3428 socket_set_nonblock(s
->listen_fd
);
3440 CharDriverState
*qemu_chr_open(const char *filename
)
3444 if (!strcmp(filename
, "vc")) {
3445 return text_console_init(&display_state
, 0);
3446 } else if (strstart(filename
, "vc:", &p
)) {
3447 return text_console_init(&display_state
, p
);
3448 } else if (!strcmp(filename
, "null")) {
3449 return qemu_chr_open_null();
3451 if (strstart(filename
, "tcp:", &p
)) {
3452 return qemu_chr_open_tcp(p
, 0, 0);
3454 if (strstart(filename
, "telnet:", &p
)) {
3455 return qemu_chr_open_tcp(p
, 1, 0);
3457 if (strstart(filename
, "udp:", &p
)) {
3458 return qemu_chr_open_udp(p
);
3460 if (strstart(filename
, "mon:", &p
)) {
3461 CharDriverState
*drv
= qemu_chr_open(p
);
3463 drv
= qemu_chr_open_mux(drv
);
3464 monitor_init(drv
, !nographic
);
3467 printf("Unable to open driver: %s\n", p
);
3471 if (strstart(filename
, "unix:", &p
)) {
3472 return qemu_chr_open_tcp(p
, 0, 1);
3473 } else if (strstart(filename
, "file:", &p
)) {
3474 return qemu_chr_open_file_out(p
);
3475 } else if (strstart(filename
, "pipe:", &p
)) {
3476 return qemu_chr_open_pipe(p
);
3477 } else if (!strcmp(filename
, "pty")) {
3478 return qemu_chr_open_pty();
3479 } else if (!strcmp(filename
, "stdio")) {
3480 return qemu_chr_open_stdio();
3482 #if defined(__linux__)
3483 if (strstart(filename
, "/dev/parport", NULL
)) {
3484 return qemu_chr_open_pp(filename
);
3487 #if defined(__linux__) || defined(__sun__)
3488 if (strstart(filename
, "/dev/", NULL
)) {
3489 return qemu_chr_open_tty(filename
);
3493 if (strstart(filename
, "COM", NULL
)) {
3494 return qemu_chr_open_win(filename
);
3496 if (strstart(filename
, "pipe:", &p
)) {
3497 return qemu_chr_open_win_pipe(p
);
3499 if (strstart(filename
, "con:", NULL
)) {
3500 return qemu_chr_open_win_con(filename
);
3502 if (strstart(filename
, "file:", &p
)) {
3503 return qemu_chr_open_win_file_out(p
);
3511 void qemu_chr_close(CharDriverState
*chr
)
3514 chr
->chr_close(chr
);
3518 /***********************************************************/
3519 /* network device redirectors */
3521 __attribute__ (( unused
))
3522 static void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
3526 for(i
=0;i
<size
;i
+=16) {
3530 fprintf(f
, "%08x ", i
);
3533 fprintf(f
, " %02x", buf
[i
+j
]);
3538 for(j
=0;j
<len
;j
++) {
3540 if (c
< ' ' || c
> '~')
3542 fprintf(f
, "%c", c
);
3548 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
3555 offset
= strtol(p
, &last_char
, 0);
3556 if (0 == errno
&& '\0' == *last_char
&&
3557 offset
>= 0 && offset
<= 0xFFFFFF) {
3558 macaddr
[3] = (offset
& 0xFF0000) >> 16;
3559 macaddr
[4] = (offset
& 0xFF00) >> 8;
3560 macaddr
[5] = offset
& 0xFF;
3563 for(i
= 0; i
< 6; i
++) {
3564 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
3569 if (*p
!= ':' && *p
!= '-')
3580 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
3585 p1
= strchr(p
, sep
);
3591 if (len
> buf_size
- 1)
3593 memcpy(buf
, p
, len
);
3600 int parse_host_src_port(struct sockaddr_in
*haddr
,
3601 struct sockaddr_in
*saddr
,
3602 const char *input_str
)
3604 char *str
= strdup(input_str
);
3605 char *host_str
= str
;
3610 * Chop off any extra arguments at the end of the string which
3611 * would start with a comma, then fill in the src port information
3612 * if it was provided else use the "any address" and "any port".
3614 if ((ptr
= strchr(str
,',')))
3617 if ((src_str
= strchr(input_str
,'@'))) {
3622 if (parse_host_port(haddr
, host_str
) < 0)
3625 if (!src_str
|| *src_str
== '\0')
3628 if (parse_host_port(saddr
, src_str
) < 0)
3639 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
3647 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3649 saddr
->sin_family
= AF_INET
;
3650 if (buf
[0] == '\0') {
3651 saddr
->sin_addr
.s_addr
= 0;
3653 if (isdigit(buf
[0])) {
3654 if (!inet_aton(buf
, &saddr
->sin_addr
))
3657 if ((he
= gethostbyname(buf
)) == NULL
)
3659 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
3662 port
= strtol(p
, (char **)&r
, 0);
3665 saddr
->sin_port
= htons(port
);
3670 static int parse_unix_path(struct sockaddr_un
*uaddr
, const char *str
)
3675 len
= MIN(108, strlen(str
));
3676 p
= strchr(str
, ',');
3678 len
= MIN(len
, p
- str
);
3680 memset(uaddr
, 0, sizeof(*uaddr
));
3682 uaddr
->sun_family
= AF_UNIX
;
3683 memcpy(uaddr
->sun_path
, str
, len
);
3689 /* find or alloc a new VLAN */
3690 VLANState
*qemu_find_vlan(int id
)
3692 VLANState
**pvlan
, *vlan
;
3693 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3697 vlan
= qemu_mallocz(sizeof(VLANState
));
3702 pvlan
= &first_vlan
;
3703 while (*pvlan
!= NULL
)
3704 pvlan
= &(*pvlan
)->next
;
3709 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
3710 IOReadHandler
*fd_read
,
3711 IOCanRWHandler
*fd_can_read
,
3714 VLANClientState
*vc
, **pvc
;
3715 vc
= qemu_mallocz(sizeof(VLANClientState
));
3718 vc
->fd_read
= fd_read
;
3719 vc
->fd_can_read
= fd_can_read
;
3720 vc
->opaque
= opaque
;
3724 pvc
= &vlan
->first_client
;
3725 while (*pvc
!= NULL
)
3726 pvc
= &(*pvc
)->next
;
3731 int qemu_can_send_packet(VLANClientState
*vc1
)
3733 VLANState
*vlan
= vc1
->vlan
;
3734 VLANClientState
*vc
;
3736 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3738 if (vc
->fd_can_read
&& vc
->fd_can_read(vc
->opaque
))
3745 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
3747 VLANState
*vlan
= vc1
->vlan
;
3748 VLANClientState
*vc
;
3751 printf("vlan %d send:\n", vlan
->id
);
3752 hex_dump(stdout
, buf
, size
);
3754 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
3756 vc
->fd_read(vc
->opaque
, buf
, size
);
3761 #if defined(CONFIG_SLIRP)
3763 /* slirp network adapter */
3765 static int slirp_inited
;
3766 static VLANClientState
*slirp_vc
;
3768 int slirp_can_output(void)
3770 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
3773 void slirp_output(const uint8_t *pkt
, int pkt_len
)
3776 printf("slirp output:\n");
3777 hex_dump(stdout
, pkt
, pkt_len
);
3781 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
3784 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
3787 printf("slirp input:\n");
3788 hex_dump(stdout
, buf
, size
);
3790 slirp_input(buf
, size
);
3793 static int net_slirp_init(VLANState
*vlan
)
3795 if (!slirp_inited
) {
3799 slirp_vc
= qemu_new_vlan_client(vlan
,
3800 slirp_receive
, NULL
, NULL
);
3801 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
3805 static void net_slirp_redir(const char *redir_str
)
3810 struct in_addr guest_addr
;
3811 int host_port
, guest_port
;
3813 if (!slirp_inited
) {
3819 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3821 if (!strcmp(buf
, "tcp")) {
3823 } else if (!strcmp(buf
, "udp")) {
3829 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3831 host_port
= strtol(buf
, &r
, 0);
3835 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
3837 if (buf
[0] == '\0') {
3838 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
3840 if (!inet_aton(buf
, &guest_addr
))
3843 guest_port
= strtol(p
, &r
, 0);
3847 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
3848 fprintf(stderr
, "qemu: could not set up redirection\n");
3853 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3861 static void erase_dir(char *dir_name
)
3865 char filename
[1024];
3867 /* erase all the files in the directory */
3868 if ((d
= opendir(dir_name
)) != 0) {
3873 if (strcmp(de
->d_name
, ".") != 0 &&
3874 strcmp(de
->d_name
, "..") != 0) {
3875 snprintf(filename
, sizeof(filename
), "%s/%s",
3876 smb_dir
, de
->d_name
);
3877 if (unlink(filename
) != 0) /* is it a directory? */
3878 erase_dir(filename
);
3886 /* automatic user mode samba server configuration */
3887 static void smb_exit(void)
3892 /* automatic user mode samba server configuration */
3893 static void net_slirp_smb(const char *exported_dir
)
3895 char smb_conf
[1024];
3896 char smb_cmdline
[1024];
3899 if (!slirp_inited
) {
3904 /* XXX: better tmp dir construction */
3905 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
3906 if (mkdir(smb_dir
, 0700) < 0) {
3907 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
3910 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
3912 f
= fopen(smb_conf
, "w");
3914 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
3921 "socket address=127.0.0.1\n"
3922 "pid directory=%s\n"
3923 "lock directory=%s\n"
3924 "log file=%s/log.smbd\n"
3925 "smb passwd file=%s/smbpasswd\n"
3926 "security = share\n"
3941 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "%s -s %s",
3942 SMBD_COMMAND
, smb_conf
);
3944 slirp_add_exec(0, smb_cmdline
, 4, 139);
3947 #endif /* !defined(_WIN32) */
3948 void do_info_slirp(void)
3953 #endif /* CONFIG_SLIRP */
3955 #if !defined(_WIN32)
3957 typedef struct TAPState
{
3958 VLANClientState
*vc
;
3960 char down_script
[1024];
3964 static int tap_read_poll(void *opaque
)
3966 TAPState
*s
= opaque
;
3967 return (!s
->no_poll
);
3970 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3972 TAPState
*s
= opaque
;
3975 ret
= write(s
->fd
, buf
, size
);
3976 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3983 static void tap_send(void *opaque
)
3985 TAPState
*s
= opaque
;
3992 sbuf
.maxlen
= sizeof(buf
);
3994 size
= getmsg(s
->fd
, NULL
, &sbuf
, &f
) >=0 ? sbuf
.len
: -1;
3996 size
= read(s
->fd
, buf
, sizeof(buf
));
3999 qemu_send_packet(s
->vc
, buf
, size
);
4003 int hack_around_tap(void *opaque
)
4005 VLANClientState
*vc
= opaque
;
4006 TAPState
*ts
= vc
->opaque
;
4008 if (vc
->fd_read
!= tap_receive
)
4021 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
4025 s
= qemu_mallocz(sizeof(TAPState
));
4030 enable_sigio_timer(fd
);
4031 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
4032 qemu_set_fd_handler2(s
->fd
, tap_read_poll
, tap_send
, NULL
, s
);
4033 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
4037 #if defined (_BSD) || defined (__FreeBSD_kernel__)
4038 static int tap_open(char *ifname
, int ifname_size
)
4044 TFR(fd
= open("/dev/tap", O_RDWR
));
4046 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
4051 dev
= devname(s
.st_rdev
, S_IFCHR
);
4052 pstrcpy(ifname
, ifname_size
, dev
);
4054 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4057 #elif defined(__sun__)
4058 #define TUNNEWPPA (('T'<<16) | 0x0001)
4060 * Allocate TAP device, returns opened fd.
4061 * Stores dev name in the first arg(must be large enough).
4063 int tap_alloc(char *dev
)
4065 int tap_fd
, if_fd
, ppa
= -1;
4066 static int ip_fd
= 0;
4069 static int arp_fd
= 0;
4070 int ip_muxid
, arp_muxid
;
4071 struct strioctl strioc_if
, strioc_ppa
;
4072 int link_type
= I_PLINK
;;
4074 char actual_name
[32] = "";
4076 memset(&ifr
, 0x0, sizeof(ifr
));
4080 while( *ptr
&& !isdigit((int)*ptr
) ) ptr
++;
4084 /* Check if IP device was opened */
4088 TFR(ip_fd
= open("/dev/udp", O_RDWR
, 0));
4090 syslog(LOG_ERR
, "Can't open /dev/ip (actually /dev/udp)");
4094 TFR(tap_fd
= open("/dev/tap", O_RDWR
, 0));
4096 syslog(LOG_ERR
, "Can't open /dev/tap");
4100 /* Assign a new PPA and get its unit number. */
4101 strioc_ppa
.ic_cmd
= TUNNEWPPA
;
4102 strioc_ppa
.ic_timout
= 0;
4103 strioc_ppa
.ic_len
= sizeof(ppa
);
4104 strioc_ppa
.ic_dp
= (char *)&ppa
;
4105 if ((ppa
= ioctl (tap_fd
, I_STR
, &strioc_ppa
)) < 0)
4106 syslog (LOG_ERR
, "Can't assign new interface");
4108 TFR(if_fd
= open("/dev/tap", O_RDWR
, 0));
4110 syslog(LOG_ERR
, "Can't open /dev/tap (2)");
4113 if(ioctl(if_fd
, I_PUSH
, "ip") < 0){
4114 syslog(LOG_ERR
, "Can't push IP module");
4118 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) < 0)
4119 syslog(LOG_ERR
, "Can't get flags\n");
4121 snprintf (actual_name
, 32, "tap%d", ppa
);
4122 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4125 /* Assign ppa according to the unit number returned by tun device */
4127 if (ioctl (if_fd
, SIOCSLIFNAME
, &ifr
) < 0)
4128 syslog (LOG_ERR
, "Can't set PPA %d", ppa
);
4129 if (ioctl(if_fd
, SIOCGLIFFLAGS
, &ifr
) <0)
4130 syslog (LOG_ERR
, "Can't get flags\n");
4131 /* Push arp module to if_fd */
4132 if (ioctl (if_fd
, I_PUSH
, "arp") < 0)
4133 syslog (LOG_ERR
, "Can't push ARP module (2)");
4135 /* Push arp module to ip_fd */
4136 if (ioctl (ip_fd
, I_POP
, NULL
) < 0)
4137 syslog (LOG_ERR
, "I_POP failed\n");
4138 if (ioctl (ip_fd
, I_PUSH
, "arp") < 0)
4139 syslog (LOG_ERR
, "Can't push ARP module (3)\n");
4141 TFR(arp_fd
= open ("/dev/tap", O_RDWR
, 0));
4143 syslog (LOG_ERR
, "Can't open %s\n", "/dev/tap");
4145 /* Set ifname to arp */
4146 strioc_if
.ic_cmd
= SIOCSLIFNAME
;
4147 strioc_if
.ic_timout
= 0;
4148 strioc_if
.ic_len
= sizeof(ifr
);
4149 strioc_if
.ic_dp
= (char *)&ifr
;
4150 if (ioctl(arp_fd
, I_STR
, &strioc_if
) < 0){
4151 syslog (LOG_ERR
, "Can't set ifname to arp\n");
4154 if((ip_muxid
= ioctl(ip_fd
, I_LINK
, if_fd
)) < 0){
4155 syslog(LOG_ERR
, "Can't link TAP device to IP");
4159 if ((arp_muxid
= ioctl (ip_fd
, link_type
, arp_fd
)) < 0)
4160 syslog (LOG_ERR
, "Can't link TAP device to ARP");
4164 memset(&ifr
, 0x0, sizeof(ifr
));
4165 strncpy (ifr
.lifr_name
, actual_name
, sizeof (ifr
.lifr_name
));
4166 ifr
.lifr_ip_muxid
= ip_muxid
;
4167 ifr
.lifr_arp_muxid
= arp_muxid
;
4169 if (ioctl (ip_fd
, SIOCSLIFMUXID
, &ifr
) < 0)
4171 ioctl (ip_fd
, I_PUNLINK
, arp_muxid
);
4172 ioctl (ip_fd
, I_PUNLINK
, ip_muxid
);
4173 syslog (LOG_ERR
, "Can't set multiplexor id");
4176 sprintf(dev
, "tap%d", ppa
);
4180 static int tap_open(char *ifname
, int ifname_size
)
4184 if( (fd
= tap_alloc(dev
)) < 0 ){
4185 fprintf(stderr
, "Cannot allocate TAP device\n");
4188 pstrcpy(ifname
, ifname_size
, dev
);
4189 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4193 static int tap_open(char *ifname
, int ifname_size
)
4198 TFR(fd
= open("/dev/net/tun", O_RDWR
));
4200 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
4203 memset(&ifr
, 0, sizeof(ifr
));
4204 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
4205 if (ifname
[0] != '\0')
4206 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
4208 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
4209 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
4211 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
4215 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
4216 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
4221 static int launch_script(const char *setup_script
, const char *ifname
, int fd
)
4227 /* try to launch network script */
4231 int open_max
= sysconf (_SC_OPEN_MAX
), i
;
4232 for (i
= 0; i
< open_max
; i
++)
4233 if (i
!= STDIN_FILENO
&&
4234 i
!= STDOUT_FILENO
&&
4235 i
!= STDERR_FILENO
&&
4240 *parg
++ = (char *)setup_script
;
4241 *parg
++ = (char *)ifname
;
4243 execv(setup_script
, args
);
4246 while (waitpid(pid
, &status
, 0) != pid
);
4247 if (!WIFEXITED(status
) ||
4248 WEXITSTATUS(status
) != 0) {
4249 fprintf(stderr
, "%s: could not launch network script\n",
4257 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
4258 const char *setup_script
, const char *down_script
)
4264 if (ifname1
!= NULL
)
4265 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
4268 TFR(fd
= tap_open(ifname
, sizeof(ifname
)));
4272 if (!setup_script
|| !strcmp(setup_script
, "no"))
4274 if (setup_script
[0] != '\0') {
4275 if (launch_script(setup_script
, ifname
, fd
))
4278 s
= net_tap_fd_init(vlan
, fd
);
4281 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4282 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
4283 if (down_script
&& strcmp(down_script
, "no"))
4284 snprintf(s
->down_script
, sizeof(s
->down_script
), "%s", down_script
);
4288 #endif /* !_WIN32 */
4290 /* network connection */
4291 typedef struct NetSocketState
{
4292 VLANClientState
*vc
;
4294 int state
; /* 0 = getting length, 1 = getting data */
4298 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
4301 typedef struct NetSocketListenState
{
4304 } NetSocketListenState
;
4306 /* XXX: we consider we can send the whole packet without blocking */
4307 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
4309 NetSocketState
*s
= opaque
;
4313 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
4314 send_all(s
->fd
, buf
, size
);
4317 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
4319 NetSocketState
*s
= opaque
;
4320 sendto(s
->fd
, buf
, size
, 0,
4321 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
4324 static void net_socket_send(void *opaque
)
4326 NetSocketState
*s
= opaque
;
4331 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
4333 err
= socket_error();
4334 if (err
!= EWOULDBLOCK
)
4336 } else if (size
== 0) {
4337 /* end of connection */
4339 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4345 /* reassemble a packet from the network */
4351 memcpy(s
->buf
+ s
->index
, buf
, l
);
4355 if (s
->index
== 4) {
4357 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
4363 l
= s
->packet_len
- s
->index
;
4366 memcpy(s
->buf
+ s
->index
, buf
, l
);
4370 if (s
->index
>= s
->packet_len
) {
4371 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
4380 static void net_socket_send_dgram(void *opaque
)
4382 NetSocketState
*s
= opaque
;
4385 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
4389 /* end of connection */
4390 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
4393 qemu_send_packet(s
->vc
, s
->buf
, size
);
4396 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
4401 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
4402 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
4403 inet_ntoa(mcastaddr
->sin_addr
),
4404 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
4408 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
4410 perror("socket(PF_INET, SOCK_DGRAM)");
4415 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
4416 (const char *)&val
, sizeof(val
));
4418 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
4422 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
4428 /* Add host to multicast group */
4429 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
4430 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
4432 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
4433 (const char *)&imr
, sizeof(struct ip_mreq
));
4435 perror("setsockopt(IP_ADD_MEMBERSHIP)");
4439 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
4441 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
4442 (const char *)&val
, sizeof(val
));
4444 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
4448 socket_set_nonblock(fd
);
4456 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
4459 struct sockaddr_in saddr
;
4461 socklen_t saddr_len
;
4464 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
4465 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
4466 * by ONLY ONE process: we must "clone" this dgram socket --jjo
4470 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
4472 if (saddr
.sin_addr
.s_addr
==0) {
4473 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
4477 /* clone dgram socket */
4478 newfd
= net_socket_mcast_create(&saddr
);
4480 /* error already reported by net_socket_mcast_create() */
4484 /* clone newfd to fd, close newfd */
4489 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
4490 fd
, strerror(errno
));
4495 s
= qemu_mallocz(sizeof(NetSocketState
));
4500 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
4501 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
4503 /* mcast: save bound address as dst */
4504 if (is_connected
) s
->dgram_dst
=saddr
;
4506 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4507 "socket: fd=%d (%s mcast=%s:%d)",
4508 fd
, is_connected
? "cloned" : "",
4509 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4513 static void net_socket_connect(void *opaque
)
4515 NetSocketState
*s
= opaque
;
4516 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
4519 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
4523 s
= qemu_mallocz(sizeof(NetSocketState
));
4527 s
->vc
= qemu_new_vlan_client(vlan
,
4528 net_socket_receive
, NULL
, s
);
4529 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4530 "socket: fd=%d", fd
);
4532 net_socket_connect(s
);
4534 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
4539 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
4542 int so_type
=-1, optlen
=sizeof(so_type
);
4544 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
,
4545 (socklen_t
*)&optlen
)< 0) {
4546 fprintf(stderr
, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd
);
4551 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
4553 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4555 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
4556 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
4557 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
4562 static void net_socket_accept(void *opaque
)
4564 NetSocketListenState
*s
= opaque
;
4566 struct sockaddr_in saddr
;
4571 len
= sizeof(saddr
);
4572 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
4573 if (fd
< 0 && errno
!= EINTR
) {
4575 } else if (fd
>= 0) {
4579 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
4583 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
4584 "socket: connection from %s:%d",
4585 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4589 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
4591 NetSocketListenState
*s
;
4593 struct sockaddr_in saddr
;
4595 if (parse_host_port(&saddr
, host_str
) < 0)
4598 s
= qemu_mallocz(sizeof(NetSocketListenState
));
4602 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4607 socket_set_nonblock(fd
);
4609 /* allow fast reuse */
4611 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
4613 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4618 ret
= listen(fd
, 0);
4625 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
4629 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
4632 int fd
, connected
, ret
, err
;
4633 struct sockaddr_in saddr
;
4635 if (parse_host_port(&saddr
, host_str
) < 0)
4638 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
4643 socket_set_nonblock(fd
);
4647 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
4649 err
= socket_error();
4650 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
4651 } else if (err
== EINPROGRESS
) {
4654 } else if (err
== WSAEALREADY
) {
4667 s
= net_socket_fd_init(vlan
, fd
, connected
);
4670 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4671 "socket: connect to %s:%d",
4672 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4676 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
4680 struct sockaddr_in saddr
;
4682 if (parse_host_port(&saddr
, host_str
) < 0)
4686 fd
= net_socket_mcast_create(&saddr
);
4690 s
= net_socket_fd_init(vlan
, fd
, 0);
4694 s
->dgram_dst
= saddr
;
4696 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
4697 "socket: mcast=%s:%d",
4698 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
4703 static const char *get_opt_name(char *buf
, int buf_size
, const char *p
)
4708 while (*p
!= '\0' && *p
!= '=') {
4709 if (q
&& (q
- buf
) < buf_size
- 1)
4719 static const char *get_opt_value(char *buf
, int buf_size
, const char *p
)
4724 while (*p
!= '\0') {
4726 if (*(p
+ 1) != ',')
4730 if (q
&& (q
- buf
) < buf_size
- 1)
4740 int get_param_value(char *buf
, int buf_size
,
4741 const char *tag
, const char *str
)
4748 p
= get_opt_name(option
, sizeof(option
), p
);
4752 if (!strcmp(tag
, option
)) {
4753 (void)get_opt_value(buf
, buf_size
, p
);
4756 p
= get_opt_value(NULL
, 0, p
);
4765 int check_params(char *buf
, int buf_size
,
4766 char **params
, const char *str
)
4773 p
= get_opt_name(buf
, buf_size
, p
);
4777 for(i
= 0; params
[i
] != NULL
; i
++)
4778 if (!strcmp(params
[i
], buf
))
4780 if (params
[i
] == NULL
)
4782 p
= get_opt_value(NULL
, 0, p
);
4790 static int nic_get_free_idx(void)
4794 for (index
= 0; index
< MAX_NICS
; index
++)
4795 if (!nd_table
[index
].used
)
4800 int net_client_init(const char *str
)
4811 while (*p
!= '\0' && *p
!= ',') {
4812 if ((q
- device
) < sizeof(device
) - 1)
4820 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
4821 vlan_id
= strtol(buf
, NULL
, 0);
4823 vlan
= qemu_find_vlan(vlan_id
);
4825 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
4828 if (!strcmp(device
, "nic")) {
4831 int idx
= nic_get_free_idx();
4833 if (idx
== -1 || nb_nics
>= MAX_NICS
) {
4834 fprintf(stderr
, "Too Many NICs\n");
4837 nd
= &nd_table
[idx
];
4838 macaddr
= nd
->macaddr
;
4844 macaddr
[5] = 0x56 + idx
;
4846 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
4847 if (parse_macaddr(macaddr
, buf
) < 0) {
4848 fprintf(stderr
, "invalid syntax for ethernet address\n");
4852 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
4853 nd
->model
= strdup(buf
);
4858 vlan
->nb_guest_devs
++;
4861 if (!strcmp(device
, "none")) {
4862 /* does nothing. It is needed to signal that no network cards
4867 if (!strcmp(device
, "user")) {
4868 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
4869 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
4871 vlan
->nb_host_devs
++;
4872 ret
= net_slirp_init(vlan
);
4876 if (!strcmp(device
, "tap")) {
4878 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4879 fprintf(stderr
, "tap: no interface name\n");
4882 vlan
->nb_host_devs
++;
4883 ret
= tap_win32_init(vlan
, ifname
);
4886 if (!strcmp(device
, "tap")) {
4888 char setup_script
[1024], down_script
[1024];
4890 vlan
->nb_host_devs
++;
4891 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4892 fd
= strtol(buf
, NULL
, 0);
4894 if (net_tap_fd_init(vlan
, fd
))
4897 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
4900 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
4901 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
4903 if (get_param_value(down_script
, sizeof(down_script
), "downscript", p
) == 0) {
4904 pstrcpy(down_script
, sizeof(down_script
), DEFAULT_NETWORK_DOWN_SCRIPT
);
4906 ret
= net_tap_init(vlan
, ifname
, setup_script
, down_script
);
4910 if (!strcmp(device
, "socket")) {
4911 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
4913 fd
= strtol(buf
, NULL
, 0);
4915 if (net_socket_fd_init(vlan
, fd
, 1))
4917 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
4918 ret
= net_socket_listen_init(vlan
, buf
);
4919 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
4920 ret
= net_socket_connect_init(vlan
, buf
);
4921 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
4922 ret
= net_socket_mcast_init(vlan
, buf
);
4924 fprintf(stderr
, "Unknown socket options: %s\n", p
);
4927 vlan
->nb_host_devs
++;
4930 fprintf(stderr
, "Unknown network device: %s\n", device
);
4934 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
4940 void net_client_uninit(NICInfo
*nd
)
4942 nd
->vlan
->nb_guest_devs
--; /* XXX: free vlan on last reference */
4948 void do_info_network(void)
4951 VLANClientState
*vc
;
4953 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
4954 term_printf("VLAN %d devices:\n", vlan
->id
);
4955 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
4956 term_printf(" %s\n", vc
->info_str
);
4960 #define HD_ALIAS "index=%d,media=disk"
4962 #define CDROM_ALIAS "index=1,media=cdrom"
4964 #define CDROM_ALIAS "index=2,media=cdrom"
4966 #define FD_ALIAS "index=%d,if=floppy"
4967 #define PFLASH_ALIAS "if=pflash"
4968 #define MTD_ALIAS "if=mtd"
4969 #define SD_ALIAS "index=0,if=sd"
4971 static int drive_opt_get_free_idx(void)
4975 for (index
= 0; index
< MAX_DRIVES
; index
++)
4976 if (!drives_opt
[index
].used
) {
4977 drives_opt
[index
].used
= 1;
4984 static int drive_get_free_idx(void)
4988 for (index
= 0; index
< MAX_DRIVES
; index
++)
4989 if (!drives_table
[index
].used
) {
4990 drives_table
[index
].used
= 1;
4997 int drive_add(const char *file
, const char *fmt
, ...)
5000 int index
= drive_opt_get_free_idx();
5002 if (nb_drives_opt
>= MAX_DRIVES
|| index
== -1) {
5003 fprintf(stderr
, "qemu: too many drives\n");
5007 drives_opt
[index
].file
= file
;
5009 vsnprintf(drives_opt
[index
].opt
,
5010 sizeof(drives_opt
[0].opt
), fmt
, ap
);
5017 void drive_remove(int index
)
5019 drives_opt
[index
].used
= 0;
5023 int drive_get_index(BlockInterfaceType type
, int bus
, int unit
)
5027 /* seek interface, bus and unit */
5029 for (index
= 0; index
< MAX_DRIVES
; index
++)
5030 if (drives_table
[index
].type
== type
&&
5031 drives_table
[index
].bus
== bus
&&
5032 drives_table
[index
].unit
== unit
&&
5033 drives_table
[index
].used
)
5039 int drive_get_max_bus(BlockInterfaceType type
)
5045 for (index
= 0; index
< nb_drives
; index
++) {
5046 if(drives_table
[index
].type
== type
&&
5047 drives_table
[index
].bus
> max_bus
)
5048 max_bus
= drives_table
[index
].bus
;
5053 void drive_uninit(BlockDriverState
*bdrv
)
5057 for (i
= 0; i
< MAX_DRIVES
; i
++)
5058 if (drives_table
[i
].bdrv
== bdrv
) {
5059 drives_table
[i
].bdrv
= NULL
;
5060 drives_table
[i
].used
= 0;
5061 drive_remove(drives_table
[i
].drive_opt_idx
);
5067 int drive_init(struct drive_opt
*arg
, int snapshot
,
5070 QEMUMachine
*machine
= opaque
;
5074 const char *mediastr
= "";
5075 BlockInterfaceType type
;
5076 enum { MEDIA_DISK
, MEDIA_CDROM
} media
;
5077 int bus_id
, unit_id
;
5078 int cyls
, heads
, secs
, translation
;
5079 BlockDriverState
*bdrv
;
5084 int drives_table_idx
;
5085 char *str
= arg
->opt
;
5086 char *params
[] = { "bus", "unit", "if", "index", "cyls", "heads",
5087 "secs", "trans", "media", "snapshot", "file",
5088 "cache", "boot", NULL
};
5090 if (check_params(buf
, sizeof(buf
), params
, str
) < 0) {
5091 fprintf(stderr
, "qemu: unknown parameter '%s' in '%s'\n",
5097 cyls
= heads
= secs
= 0;
5100 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5104 if (!strcmp(machine
->name
, "realview") ||
5105 !strcmp(machine
->name
, "SS-5") ||
5106 !strcmp(machine
->name
, "SS-10") ||
5107 !strcmp(machine
->name
, "SS-600MP") ||
5108 !strcmp(machine
->name
, "versatilepb") ||
5109 !strcmp(machine
->name
, "versatileab")) {
5111 max_devs
= MAX_SCSI_DEVS
;
5112 strcpy(devname
, "scsi");
5115 max_devs
= MAX_IDE_DEVS
;
5116 strcpy(devname
, "ide");
5120 /* extract parameters */
5122 if (get_param_value(buf
, sizeof(buf
), "bus", str
)) {
5123 bus_id
= strtol(buf
, NULL
, 0);
5125 fprintf(stderr
, "qemu: '%s' invalid bus id\n", str
);
5130 if (get_param_value(buf
, sizeof(buf
), "unit", str
)) {
5131 unit_id
= strtol(buf
, NULL
, 0);
5133 fprintf(stderr
, "qemu: '%s' invalid unit id\n", str
);
5138 if (get_param_value(buf
, sizeof(buf
), "if", str
)) {
5139 strncpy(devname
, buf
, sizeof(devname
));
5140 if (!strcmp(buf
, "ide")) {
5142 max_devs
= MAX_IDE_DEVS
;
5143 } else if (!strcmp(buf
, "scsi")) {
5145 max_devs
= MAX_SCSI_DEVS
;
5146 } else if (!strcmp(buf
, "floppy")) {
5149 } else if (!strcmp(buf
, "pflash")) {
5152 } else if (!strcmp(buf
, "mtd")) {
5155 } else if (!strcmp(buf
, "sd")) {
5158 } else if (!strcmp(buf
, "virtio")) {
5162 fprintf(stderr
, "qemu: '%s' unsupported bus type '%s'\n", str
, buf
);
5167 if (get_param_value(buf
, sizeof(buf
), "index", str
)) {
5168 index
= strtol(buf
, NULL
, 0);
5170 fprintf(stderr
, "qemu: '%s' invalid index\n", str
);
5175 if (get_param_value(buf
, sizeof(buf
), "cyls", str
)) {
5176 cyls
= strtol(buf
, NULL
, 0);
5179 if (get_param_value(buf
, sizeof(buf
), "heads", str
)) {
5180 heads
= strtol(buf
, NULL
, 0);
5183 if (get_param_value(buf
, sizeof(buf
), "secs", str
)) {
5184 secs
= strtol(buf
, NULL
, 0);
5187 if (cyls
|| heads
|| secs
) {
5188 if (cyls
< 1 || cyls
> 16383) {
5189 fprintf(stderr
, "qemu: '%s' invalid physical cyls number\n", str
);
5192 if (heads
< 1 || heads
> 16) {
5193 fprintf(stderr
, "qemu: '%s' invalid physical heads number\n", str
);
5196 if (secs
< 1 || secs
> 63) {
5197 fprintf(stderr
, "qemu: '%s' invalid physical secs number\n", str
);
5202 if (get_param_value(buf
, sizeof(buf
), "trans", str
)) {
5205 "qemu: '%s' trans must be used with cyls,heads and secs\n",
5209 if (!strcmp(buf
, "none"))
5210 translation
= BIOS_ATA_TRANSLATION_NONE
;
5211 else if (!strcmp(buf
, "lba"))
5212 translation
= BIOS_ATA_TRANSLATION_LBA
;
5213 else if (!strcmp(buf
, "auto"))
5214 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5216 fprintf(stderr
, "qemu: '%s' invalid translation type\n", str
);
5221 if (get_param_value(buf
, sizeof(buf
), "media", str
)) {
5222 if (!strcmp(buf
, "disk")) {
5224 } else if (!strcmp(buf
, "cdrom")) {
5225 if (cyls
|| secs
|| heads
) {
5227 "qemu: '%s' invalid physical CHS format\n", str
);
5230 media
= MEDIA_CDROM
;
5232 fprintf(stderr
, "qemu: '%s' invalid media\n", str
);
5237 if (get_param_value(buf
, sizeof(buf
), "snapshot", str
)) {
5238 if (!strcmp(buf
, "on"))
5240 else if (!strcmp(buf
, "off"))
5243 fprintf(stderr
, "qemu: '%s' invalid snapshot option\n", str
);
5248 if (get_param_value(buf
, sizeof(buf
), "cache", str
)) {
5249 if (!strcmp(buf
, "off"))
5251 else if (!strcmp(buf
, "on"))
5254 fprintf(stderr
, "qemu: invalid cache option\n");
5259 if (get_param_value(buf
, sizeof(buf
), "boot", str
)) {
5260 if (!strcmp(buf
, "on")) {
5261 if (extboot_drive
!= -1) {
5262 fprintf(stderr
, "qemu: two bootable drives specified\n");
5265 extboot_drive
= nb_drives
;
5266 } else if (strcmp(buf
, "off")) {
5267 fprintf(stderr
, "qemu: '%s' invalid boot option\n", str
);
5272 if (arg
->file
== NULL
)
5273 get_param_value(file
, sizeof(file
), "file", str
);
5275 pstrcpy(file
, sizeof(file
), arg
->file
);
5277 /* compute bus and unit according index */
5280 if (bus_id
!= 0 || unit_id
!= -1) {
5282 "qemu: '%s' index cannot be used with bus and unit\n", str
);
5290 unit_id
= index
% max_devs
;
5291 bus_id
= index
/ max_devs
;
5295 /* if user doesn't specify a unit_id,
5296 * try to find the first free
5299 if (unit_id
== -1) {
5301 while (drive_get_index(type
, bus_id
, unit_id
) != -1) {
5303 if (max_devs
&& unit_id
>= max_devs
) {
5304 unit_id
-= max_devs
;
5312 if (max_devs
&& unit_id
>= max_devs
) {
5313 fprintf(stderr
, "qemu: '%s' unit %d too big (max is %d)\n",
5314 str
, unit_id
, max_devs
- 1);
5319 * ignore multiple definitions
5322 if (drive_get_index(type
, bus_id
, unit_id
) != -1)
5327 if (type
== IF_IDE
|| type
== IF_SCSI
)
5328 mediastr
= (media
== MEDIA_CDROM
) ? "-cd" : "-hd";
5330 snprintf(buf
, sizeof(buf
), "%s%i%s%i",
5331 devname
, bus_id
, mediastr
, unit_id
);
5333 snprintf(buf
, sizeof(buf
), "%s%s%i",
5334 devname
, mediastr
, unit_id
);
5335 bdrv
= bdrv_new(buf
);
5336 drives_table_idx
= drive_get_free_idx();
5337 drives_table
[drives_table_idx
].bdrv
= bdrv
;
5338 drives_table
[drives_table_idx
].type
= type
;
5339 drives_table
[drives_table_idx
].bus
= bus_id
;
5340 drives_table
[drives_table_idx
].unit
= unit_id
;
5341 drives_table
[drives_table_idx
].drive_opt_idx
= arg
- drives_opt
;
5350 bdrv_set_geometry_hint(bdrv
, cyls
, heads
, secs
);
5351 bdrv_set_translation_hint(bdrv
, translation
);
5355 bdrv_set_type_hint(bdrv
, BDRV_TYPE_CDROM
);
5360 /* FIXME: This isn't really a floppy, but it's a reasonable
5363 bdrv_set_type_hint(bdrv
, BDRV_TYPE_FLOPPY
);
5374 bdrv_flags
|= BDRV_O_SNAPSHOT
;
5376 bdrv_flags
|= BDRV_O_DIRECT
;
5377 if (bdrv_open(bdrv
, file
, bdrv_flags
) < 0 || qemu_key_check(bdrv
, file
)) {
5378 fprintf(stderr
, "qemu: could not open disk image %s\n",
5382 return drives_table_idx
;
5385 /***********************************************************/
5388 static USBPort
*used_usb_ports
;
5389 static USBPort
*free_usb_ports
;
5391 /* ??? Maybe change this to register a hub to keep track of the topology. */
5392 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
5393 usb_attachfn attach
)
5395 port
->opaque
= opaque
;
5396 port
->index
= index
;
5397 port
->attach
= attach
;
5398 port
->next
= free_usb_ports
;
5399 free_usb_ports
= port
;
5402 static int usb_device_add(const char *devname
)
5408 if (!free_usb_ports
)
5411 if (strstart(devname
, "host:", &p
)) {
5412 dev
= usb_host_device_open(p
);
5413 } else if (!strcmp(devname
, "mouse")) {
5414 dev
= usb_mouse_init();
5415 } else if (!strcmp(devname
, "tablet")) {
5416 dev
= usb_tablet_init();
5417 } else if (!strcmp(devname
, "keyboard")) {
5418 dev
= usb_keyboard_init();
5419 } else if (strstart(devname
, "disk:", &p
)) {
5420 dev
= usb_msd_init(p
);
5421 } else if (!strcmp(devname
, "wacom-tablet")) {
5422 dev
= usb_wacom_init();
5423 } else if (strstart(devname
, "serial:", &p
)) {
5424 dev
= usb_serial_init(p
);
5431 /* Find a USB port to add the device to. */
5432 port
= free_usb_ports
;
5436 /* Create a new hub and chain it on. */
5437 free_usb_ports
= NULL
;
5438 port
->next
= used_usb_ports
;
5439 used_usb_ports
= port
;
5441 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
5442 usb_attach(port
, hub
);
5443 port
= free_usb_ports
;
5446 free_usb_ports
= port
->next
;
5447 port
->next
= used_usb_ports
;
5448 used_usb_ports
= port
;
5449 usb_attach(port
, dev
);
5453 static int usb_device_del(const char *devname
)
5461 if (!used_usb_ports
)
5464 p
= strchr(devname
, '.');
5467 bus_num
= strtoul(devname
, NULL
, 0);
5468 addr
= strtoul(p
+ 1, NULL
, 0);
5472 lastp
= &used_usb_ports
;
5473 port
= used_usb_ports
;
5474 while (port
&& port
->dev
->addr
!= addr
) {
5475 lastp
= &port
->next
;
5483 *lastp
= port
->next
;
5484 usb_attach(port
, NULL
);
5485 dev
->handle_destroy(dev
);
5486 port
->next
= free_usb_ports
;
5487 free_usb_ports
= port
;
5491 void do_usb_add(const char *devname
)
5494 ret
= usb_device_add(devname
);
5496 term_printf("Could not add USB device '%s'\n", devname
);
5499 void do_usb_del(const char *devname
)
5502 ret
= usb_device_del(devname
);
5504 term_printf("Could not remove USB device '%s'\n", devname
);
5511 const char *speed_str
;
5514 term_printf("USB support not enabled\n");
5518 for (port
= used_usb_ports
; port
; port
= port
->next
) {
5522 switch(dev
->speed
) {
5526 case USB_SPEED_FULL
:
5529 case USB_SPEED_HIGH
:
5536 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
5537 0, dev
->addr
, speed_str
, dev
->devname
);
5541 /***********************************************************/
5542 /* PCMCIA/Cardbus */
5544 static struct pcmcia_socket_entry_s
{
5545 struct pcmcia_socket_s
*socket
;
5546 struct pcmcia_socket_entry_s
*next
;
5547 } *pcmcia_sockets
= 0;
5549 void pcmcia_socket_register(struct pcmcia_socket_s
*socket
)
5551 struct pcmcia_socket_entry_s
*entry
;
5553 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
5554 entry
->socket
= socket
;
5555 entry
->next
= pcmcia_sockets
;
5556 pcmcia_sockets
= entry
;
5559 void pcmcia_socket_unregister(struct pcmcia_socket_s
*socket
)
5561 struct pcmcia_socket_entry_s
*entry
, **ptr
;
5563 ptr
= &pcmcia_sockets
;
5564 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
5565 if (entry
->socket
== socket
) {
5571 void pcmcia_info(void)
5573 struct pcmcia_socket_entry_s
*iter
;
5574 if (!pcmcia_sockets
)
5575 term_printf("No PCMCIA sockets\n");
5577 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
5578 term_printf("%s: %s\n", iter
->socket
->slot_string
,
5579 iter
->socket
->attached
? iter
->socket
->card_string
:
5583 /***********************************************************/
5586 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
5590 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
5594 static void dumb_refresh(DisplayState
*ds
)
5596 #if defined(CONFIG_SDL)
5601 static void dumb_display_init(DisplayState
*ds
)
5606 ds
->dpy_update
= dumb_update
;
5607 ds
->dpy_resize
= dumb_resize
;
5608 ds
->dpy_refresh
= dumb_refresh
;
5611 /***********************************************************/
5614 #define MAX_IO_HANDLERS 64
5616 typedef struct IOHandlerRecord
{
5618 IOCanRWHandler
*fd_read_poll
;
5620 IOHandler
*fd_write
;
5623 /* temporary data */
5625 struct IOHandlerRecord
*next
;
5628 static IOHandlerRecord
*first_io_handler
;
5630 /* XXX: fd_read_poll should be suppressed, but an API change is
5631 necessary in the character devices to suppress fd_can_read(). */
5632 int qemu_set_fd_handler2(int fd
,
5633 IOCanRWHandler
*fd_read_poll
,
5635 IOHandler
*fd_write
,
5638 IOHandlerRecord
**pioh
, *ioh
;
5640 if (!fd_read
&& !fd_write
) {
5641 pioh
= &first_io_handler
;
5646 if (ioh
->fd
== fd
) {
5653 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5657 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
5660 ioh
->next
= first_io_handler
;
5661 first_io_handler
= ioh
;
5664 ioh
->fd_read_poll
= fd_read_poll
;
5665 ioh
->fd_read
= fd_read
;
5666 ioh
->fd_write
= fd_write
;
5667 ioh
->opaque
= opaque
;
5673 int qemu_set_fd_handler(int fd
,
5675 IOHandler
*fd_write
,
5678 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
5681 /***********************************************************/
5682 /* Polling handling */
5684 typedef struct PollingEntry
{
5687 struct PollingEntry
*next
;
5690 static PollingEntry
*first_polling_entry
;
5692 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
5694 PollingEntry
**ppe
, *pe
;
5695 pe
= qemu_mallocz(sizeof(PollingEntry
));
5699 pe
->opaque
= opaque
;
5700 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
5705 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
5707 PollingEntry
**ppe
, *pe
;
5708 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
5710 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
5719 /***********************************************************/
5720 /* Wait objects support */
5721 typedef struct WaitObjects
{
5723 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
5724 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
5725 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
5728 static WaitObjects wait_objects
= {0};
5730 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5732 WaitObjects
*w
= &wait_objects
;
5734 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
5736 w
->events
[w
->num
] = handle
;
5737 w
->func
[w
->num
] = func
;
5738 w
->opaque
[w
->num
] = opaque
;
5743 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
5746 WaitObjects
*w
= &wait_objects
;
5749 for (i
= 0; i
< w
->num
; i
++) {
5750 if (w
->events
[i
] == handle
)
5753 w
->events
[i
] = w
->events
[i
+ 1];
5754 w
->func
[i
] = w
->func
[i
+ 1];
5755 w
->opaque
[i
] = w
->opaque
[i
+ 1];
5763 #define SELF_ANNOUNCE_ROUNDS 5
5764 #define ETH_P_EXPERIMENTAL 0x01F1 /* just a number */
5765 //#define ETH_P_EXPERIMENTAL 0x0012 /* make it the size of the packet */
5766 #define EXPERIMENTAL_MAGIC 0xf1f23f4f
5768 static int announce_self_create(uint8_t *buf
,
5771 uint32_t magic
= EXPERIMENTAL_MAGIC
;
5772 uint16_t proto
= htons(ETH_P_EXPERIMENTAL
);
5774 /* FIXME: should we send a different packet (arp/rarp/ping)? */
5776 memset(buf
, 0xff, 6); /* h_dst */
5777 memcpy(buf
+ 6, mac_addr
, 6); /* h_src */
5778 memcpy(buf
+ 12, &proto
, 2); /* h_proto */
5779 memcpy(buf
+ 14, &magic
, 4); /* magic */
5781 return 18; /* len */
5784 static void qemu_announce_self(void)
5788 VLANClientState
*vc
;
5791 for (i
= 0; i
< nb_nics
; i
++) {
5792 len
= announce_self_create(buf
, nd_table
[i
].macaddr
);
5793 vlan
= nd_table
[i
].vlan
;
5794 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
5795 if (vc
->fd_read
== tap_receive
) /* send only if tap */
5796 for (j
=0; j
< SELF_ANNOUNCE_ROUNDS
; j
++)
5797 vc
->fd_read(vc
->opaque
, buf
, len
);
5802 /***********************************************************/
5803 /* savevm/loadvm support */
5805 #define IO_BUF_SIZE 32768
5808 QEMUFilePutBufferFunc
*put_buffer
;
5809 QEMUFileGetBufferFunc
*get_buffer
;
5810 QEMUFileCloseFunc
*close
;
5813 int64_t buf_offset
; /* start of buffer when writing, end of buffer
5816 int buf_size
; /* 0 when writing */
5817 uint8_t buf
[IO_BUF_SIZE
];
5820 typedef struct QEMUFileFD
5825 static int fd_get_buffer(void *opaque
, uint8_t *buf
, int64_t pos
, int size
)
5827 QEMUFileFD
*s
= opaque
;
5832 len
= read(s
->fd
, buf
+ offset
, size
- offset
);
5834 if (errno
== EINTR
|| errno
== EAGAIN
)
5841 QEMUFile
*qemu_fopen_fd(int fd
)
5843 QEMUFileFD
*s
= qemu_mallocz(sizeof(QEMUFileFD
));
5845 return qemu_fopen(s
, NULL
, fd_get_buffer
, qemu_free
);
5848 typedef struct QEMUFileUnix
5853 static void file_put_buffer(void *opaque
, const uint8_t *buf
, int64_t pos
, int size
)
5855 QEMUFileUnix
*s
= opaque
;
5856 fseek(s
->outfile
, pos
, SEEK_SET
);
5857 fwrite(buf
, 1, size
, s
->outfile
);
5860 static int file_get_buffer(void *opaque
, uint8_t *buf
, int64_t pos
, int size
)
5862 QEMUFileUnix
*s
= opaque
;
5863 fseek(s
->outfile
, pos
, SEEK_SET
);
5864 return fread(buf
, 1, size
, s
->outfile
);
5867 static void file_close(void *opaque
)
5869 QEMUFileUnix
*s
= opaque
;
5874 QEMUFile
*qemu_fopen_file(const char *filename
, const char *mode
)
5878 s
= qemu_mallocz(sizeof(QEMUFileUnix
));
5882 s
->outfile
= fopen(filename
, mode
);
5886 if (!strcmp(mode
, "wb"))
5887 return qemu_fopen(s
, file_put_buffer
, NULL
, file_close
);
5888 else if (!strcmp(mode
, "rb"))
5889 return qemu_fopen(s
, NULL
, file_get_buffer
, file_close
);
5898 typedef struct QEMUFileBdrv
5900 BlockDriverState
*bs
;
5901 int64_t base_offset
;
5904 static void bdrv_put_buffer(void *opaque
, const uint8_t *buf
, int64_t pos
, int size
)
5906 QEMUFileBdrv
*s
= opaque
;
5907 bdrv_pwrite(s
->bs
, s
->base_offset
+ pos
, buf
, size
);
5910 static int bdrv_get_buffer(void *opaque
, uint8_t *buf
, int64_t pos
, int size
)
5912 QEMUFileBdrv
*s
= opaque
;
5913 return bdrv_pread(s
->bs
, s
->base_offset
+ pos
, buf
, size
);
5916 QEMUFile
*qemu_fopen_bdrv(BlockDriverState
*bs
, int64_t offset
, int is_writable
)
5920 s
= qemu_mallocz(sizeof(QEMUFileBdrv
));
5925 s
->base_offset
= offset
;
5928 return qemu_fopen(s
, bdrv_put_buffer
, NULL
, qemu_free
);
5930 return qemu_fopen(s
, NULL
, bdrv_get_buffer
, qemu_free
);
5933 QEMUFile
*qemu_fopen(void *opaque
, QEMUFilePutBufferFunc
*put_buffer
,
5934 QEMUFileGetBufferFunc
*get_buffer
, QEMUFileCloseFunc
*close
)
5938 f
= qemu_mallocz(sizeof(QEMUFile
));
5943 f
->put_buffer
= put_buffer
;
5944 f
->get_buffer
= get_buffer
;
5950 void qemu_fflush(QEMUFile
*f
)
5955 if (f
->buf_index
> 0) {
5956 f
->put_buffer(f
->opaque
, f
->buf
, f
->buf_offset
, f
->buf_index
);
5957 f
->buf_offset
+= f
->buf_index
;
5962 static void qemu_fill_buffer(QEMUFile
*f
)
5969 len
= f
->get_buffer(f
->opaque
, f
->buf
, f
->buf_offset
, IO_BUF_SIZE
);
5975 f
->buf_offset
+= len
;
5978 void qemu_fclose(QEMUFile
*f
)
5982 f
->close(f
->opaque
);
5986 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
5990 l
= IO_BUF_SIZE
- f
->buf_index
;
5993 memcpy(f
->buf
+ f
->buf_index
, buf
, l
);
5997 if (f
->buf_index
>= IO_BUF_SIZE
)
6002 void qemu_put_byte(QEMUFile
*f
, int v
)
6004 f
->buf
[f
->buf_index
++] = v
;
6005 if (f
->buf_index
>= IO_BUF_SIZE
)
6009 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size1
)
6015 l
= f
->buf_size
- f
->buf_index
;
6017 qemu_fill_buffer(f
);
6018 l
= f
->buf_size
- f
->buf_index
;
6024 memcpy(buf
, f
->buf
+ f
->buf_index
, l
);
6029 return size1
- size
;
6032 int qemu_get_byte(QEMUFile
*f
)
6034 if (f
->buf_index
>= f
->buf_size
) {
6035 qemu_fill_buffer(f
);
6036 if (f
->buf_index
>= f
->buf_size
)
6039 return f
->buf
[f
->buf_index
++];
6042 int64_t qemu_ftell(QEMUFile
*f
)
6044 return f
->buf_offset
- f
->buf_size
+ f
->buf_index
;
6047 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
6049 if (whence
== SEEK_SET
) {
6051 } else if (whence
== SEEK_CUR
) {
6052 pos
+= qemu_ftell(f
);
6054 /* SEEK_END not supported */
6057 if (f
->put_buffer
) {
6059 f
->buf_offset
= pos
;
6061 f
->buf_offset
= pos
;
6068 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
6070 qemu_put_byte(f
, v
>> 8);
6071 qemu_put_byte(f
, v
);
6074 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
6076 qemu_put_byte(f
, v
>> 24);
6077 qemu_put_byte(f
, v
>> 16);
6078 qemu_put_byte(f
, v
>> 8);
6079 qemu_put_byte(f
, v
);
6082 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
6084 qemu_put_be32(f
, v
>> 32);
6085 qemu_put_be32(f
, v
);
6088 unsigned int qemu_get_be16(QEMUFile
*f
)
6091 v
= qemu_get_byte(f
) << 8;
6092 v
|= qemu_get_byte(f
);
6096 unsigned int qemu_get_be32(QEMUFile
*f
)
6099 v
= qemu_get_byte(f
) << 24;
6100 v
|= qemu_get_byte(f
) << 16;
6101 v
|= qemu_get_byte(f
) << 8;
6102 v
|= qemu_get_byte(f
);
6106 uint64_t qemu_get_be64(QEMUFile
*f
)
6109 v
= (uint64_t)qemu_get_be32(f
) << 32;
6110 v
|= qemu_get_be32(f
);
6114 typedef struct SaveStateEntry
{
6118 SaveStateHandler
*save_state
;
6119 LoadStateHandler
*load_state
;
6121 struct SaveStateEntry
*next
;
6124 static SaveStateEntry
*first_se
;
6126 int register_savevm(const char *idstr
,
6129 SaveStateHandler
*save_state
,
6130 LoadStateHandler
*load_state
,
6133 SaveStateEntry
*se
, **pse
;
6135 se
= qemu_malloc(sizeof(SaveStateEntry
));
6138 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
6139 se
->instance_id
= instance_id
;
6140 se
->version_id
= version_id
;
6141 se
->save_state
= save_state
;
6142 se
->load_state
= load_state
;
6143 se
->opaque
= opaque
;
6146 /* add at the end of list */
6148 while (*pse
!= NULL
)
6149 pse
= &(*pse
)->next
;
6154 #define QEMU_VM_FILE_MAGIC 0x5145564d
6155 #define QEMU_VM_FILE_VERSION 0x00000002
6157 static int qemu_savevm_state(QEMUFile
*f
)
6161 int64_t cur_pos
, len_pos
, total_len_pos
;
6163 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
6164 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
6165 total_len_pos
= qemu_ftell(f
);
6166 qemu_put_be64(f
, 0); /* total size */
6168 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
6170 len
= strlen(se
->idstr
);
6171 qemu_put_byte(f
, len
);
6172 qemu_put_buffer(f
, (uint8_t *)se
->idstr
, len
);
6174 qemu_put_be32(f
, se
->instance_id
);
6175 qemu_put_be32(f
, se
->version_id
);
6177 /* record size: filled later */
6178 len_pos
= qemu_ftell(f
);
6179 qemu_put_be32(f
, 0);
6180 se
->save_state(f
, se
->opaque
);
6182 /* fill record size */
6183 cur_pos
= qemu_ftell(f
);
6184 len
= cur_pos
- len_pos
- 4;
6185 qemu_fseek(f
, len_pos
, SEEK_SET
);
6186 qemu_put_be32(f
, len
);
6187 qemu_fseek(f
, cur_pos
, SEEK_SET
);
6189 cur_pos
= qemu_ftell(f
);
6190 qemu_fseek(f
, total_len_pos
, SEEK_SET
);
6191 qemu_put_be64(f
, cur_pos
- total_len_pos
- 8);
6192 qemu_fseek(f
, cur_pos
, SEEK_SET
);
6198 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
6202 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
6203 if (!strcmp(se
->idstr
, idstr
) &&
6204 instance_id
== se
->instance_id
)
6210 static int qemu_loadvm_state(QEMUFile
*f
)
6213 int len
, ret
, instance_id
, record_len
, version_id
;
6214 int64_t total_len
, end_pos
, cur_pos
;
6218 v
= qemu_get_be32(f
);
6219 if (v
!= QEMU_VM_FILE_MAGIC
)
6221 v
= qemu_get_be32(f
);
6222 if (v
!= QEMU_VM_FILE_VERSION
) {
6227 total_len
= qemu_get_be64(f
);
6228 end_pos
= total_len
+ qemu_ftell(f
);
6230 if (qemu_ftell(f
) >= end_pos
)
6232 len
= qemu_get_byte(f
);
6233 qemu_get_buffer(f
, (uint8_t *)idstr
, len
);
6235 instance_id
= qemu_get_be32(f
);
6236 version_id
= qemu_get_be32(f
);
6237 record_len
= qemu_get_be32(f
);
6239 printf("idstr=%s instance=0x%x version=%d len=%d\n",
6240 idstr
, instance_id
, version_id
, record_len
);
6242 cur_pos
= qemu_ftell(f
);
6243 se
= find_se(idstr
, instance_id
);
6245 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
6246 instance_id
, idstr
);
6248 ret
= se
->load_state(f
, se
->opaque
, version_id
);
6250 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
6251 instance_id
, idstr
);
6255 /* always seek to exact end of record */
6256 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
6263 int qemu_live_savevm_state(QEMUFile
*f
)
6268 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
6269 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
6271 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
6272 len
= strlen(se
->idstr
);
6274 qemu_put_byte(f
, len
);
6275 qemu_put_buffer(f
, se
->idstr
, len
);
6276 qemu_put_be32(f
, se
->instance_id
);
6277 qemu_put_be32(f
, se
->version_id
);
6279 se
->save_state(f
, se
->opaque
);
6282 qemu_put_byte(f
, 0);
6288 int qemu_live_loadvm_state(QEMUFile
*f
)
6291 int len
, ret
, instance_id
, version_id
;
6295 v
= qemu_get_be32(f
);
6296 if (v
!= QEMU_VM_FILE_MAGIC
)
6298 v
= qemu_get_be32(f
);
6299 if (v
!= QEMU_VM_FILE_VERSION
) {
6306 len
= qemu_get_byte(f
);
6309 qemu_get_buffer(f
, idstr
, len
);
6311 instance_id
= qemu_get_be32(f
);
6312 version_id
= qemu_get_be32(f
);
6313 se
= find_se(idstr
, instance_id
);
6315 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
6316 instance_id
, idstr
);
6318 if (version_id
> se
->version_id
) { /* src version > dst version */
6319 fprintf(stderr
, "migration:version mismatch:%s:%d(s)>%d(d)\n",
6320 idstr
, version_id
, se
->version_id
);
6324 ret
= se
->load_state(f
, se
->opaque
, version_id
);
6326 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
6327 instance_id
, idstr
);
6334 qemu_announce_self();
6340 /* device can contain snapshots */
6341 static int bdrv_can_snapshot(BlockDriverState
*bs
)
6344 !bdrv_is_removable(bs
) &&
6345 !bdrv_is_read_only(bs
));
6348 /* device must be snapshots in order to have a reliable snapshot */
6349 static int bdrv_has_snapshot(BlockDriverState
*bs
)
6352 !bdrv_is_removable(bs
) &&
6353 !bdrv_is_read_only(bs
));
6356 static BlockDriverState
*get_bs_snapshots(void)
6358 BlockDriverState
*bs
;
6362 return bs_snapshots
;
6363 for(i
= 0; i
<= nb_drives
; i
++) {
6364 bs
= drives_table
[i
].bdrv
;
6365 if (bdrv_can_snapshot(bs
))
6374 static int bdrv_snapshot_find(BlockDriverState
*bs
, QEMUSnapshotInfo
*sn_info
,
6377 QEMUSnapshotInfo
*sn_tab
, *sn
;
6381 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6384 for(i
= 0; i
< nb_sns
; i
++) {
6386 if (!strcmp(sn
->id_str
, name
) || !strcmp(sn
->name
, name
)) {
6396 void do_savevm(const char *name
)
6398 BlockDriverState
*bs
, *bs1
;
6399 QEMUSnapshotInfo sn1
, *sn
= &sn1
, old_sn1
, *old_sn
= &old_sn1
;
6400 int must_delete
, ret
, i
;
6401 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6403 int saved_vm_running
;
6410 bs
= get_bs_snapshots();
6412 term_printf("No block device can accept snapshots\n");
6416 /* ??? Should this occur after vm_stop? */
6419 saved_vm_running
= vm_running
;
6424 ret
= bdrv_snapshot_find(bs
, old_sn
, name
);
6429 memset(sn
, 0, sizeof(*sn
));
6431 pstrcpy(sn
->name
, sizeof(sn
->name
), old_sn
->name
);
6432 pstrcpy(sn
->id_str
, sizeof(sn
->id_str
), old_sn
->id_str
);
6435 pstrcpy(sn
->name
, sizeof(sn
->name
), name
);
6438 /* fill auxiliary fields */
6441 sn
->date_sec
= tb
.time
;
6442 sn
->date_nsec
= tb
.millitm
* 1000000;
6444 gettimeofday(&tv
, NULL
);
6445 sn
->date_sec
= tv
.tv_sec
;
6446 sn
->date_nsec
= tv
.tv_usec
* 1000;
6448 sn
->vm_clock_nsec
= qemu_get_clock(vm_clock
);
6450 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6451 term_printf("Device %s does not support VM state snapshots\n",
6452 bdrv_get_device_name(bs
));
6456 /* save the VM state */
6457 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 1);
6459 term_printf("Could not open VM state file\n");
6462 ret
= qemu_savevm_state(f
);
6463 sn
->vm_state_size
= qemu_ftell(f
);
6466 term_printf("Error %d while writing VM\n", ret
);
6470 /* create the snapshots */
6472 for(i
= 0; i
< nb_drives
; i
++) {
6473 bs1
= drives_table
[i
].bdrv
;
6474 if (bdrv_has_snapshot(bs1
)) {
6476 ret
= bdrv_snapshot_delete(bs1
, old_sn
->id_str
);
6478 term_printf("Error while deleting snapshot on '%s'\n",
6479 bdrv_get_device_name(bs1
));
6482 ret
= bdrv_snapshot_create(bs1
, sn
);
6484 term_printf("Error while creating snapshot on '%s'\n",
6485 bdrv_get_device_name(bs1
));
6491 if (saved_vm_running
)
6495 void do_loadvm(const char *name
)
6497 BlockDriverState
*bs
, *bs1
;
6498 BlockDriverInfo bdi1
, *bdi
= &bdi1
;
6501 int saved_vm_running
;
6503 bs
= get_bs_snapshots();
6505 term_printf("No block device supports snapshots\n");
6509 /* Flush all IO requests so they don't interfere with the new state. */
6512 saved_vm_running
= vm_running
;
6515 for(i
= 0; i
<= nb_drives
; i
++) {
6516 bs1
= drives_table
[i
].bdrv
;
6517 if (bdrv_has_snapshot(bs1
)) {
6518 ret
= bdrv_snapshot_goto(bs1
, name
);
6521 term_printf("Warning: ");
6524 term_printf("Snapshots not supported on device '%s'\n",
6525 bdrv_get_device_name(bs1
));
6528 term_printf("Could not find snapshot '%s' on device '%s'\n",
6529 name
, bdrv_get_device_name(bs1
));
6532 term_printf("Error %d while activating snapshot on '%s'\n",
6533 ret
, bdrv_get_device_name(bs1
));
6536 /* fatal on snapshot block device */
6543 if (bdrv_get_info(bs
, bdi
) < 0 || bdi
->vm_state_offset
<= 0) {
6544 term_printf("Device %s does not support VM state snapshots\n",
6545 bdrv_get_device_name(bs
));
6549 /* restore the VM state */
6550 f
= qemu_fopen_bdrv(bs
, bdi
->vm_state_offset
, 0);
6552 term_printf("Could not open VM state file\n");
6555 ret
= qemu_loadvm_state(f
);
6558 term_printf("Error %d while loading VM state\n", ret
);
6561 if (saved_vm_running
)
6565 void do_delvm(const char *name
)
6567 BlockDriverState
*bs
, *bs1
;
6570 bs
= get_bs_snapshots();
6572 term_printf("No block device supports snapshots\n");
6576 for(i
= 0; i
<= nb_drives
; i
++) {
6577 bs1
= drives_table
[i
].bdrv
;
6578 if (bdrv_has_snapshot(bs1
)) {
6579 ret
= bdrv_snapshot_delete(bs1
, name
);
6581 if (ret
== -ENOTSUP
)
6582 term_printf("Snapshots not supported on device '%s'\n",
6583 bdrv_get_device_name(bs1
));
6585 term_printf("Error %d while deleting snapshot on '%s'\n",
6586 ret
, bdrv_get_device_name(bs1
));
6592 void do_info_snapshots(void)
6594 BlockDriverState
*bs
, *bs1
;
6595 QEMUSnapshotInfo
*sn_tab
, *sn
;
6599 bs
= get_bs_snapshots();
6601 term_printf("No available block device supports snapshots\n");
6604 term_printf("Snapshot devices:");
6605 for(i
= 0; i
<= nb_drives
; i
++) {
6606 bs1
= drives_table
[i
].bdrv
;
6607 if (bdrv_has_snapshot(bs1
)) {
6609 term_printf(" %s", bdrv_get_device_name(bs1
));
6614 nb_sns
= bdrv_snapshot_list(bs
, &sn_tab
);
6616 term_printf("bdrv_snapshot_list: error %d\n", nb_sns
);
6619 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs
));
6620 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), NULL
));
6621 for(i
= 0; i
< nb_sns
; i
++) {
6623 term_printf("%s\n", bdrv_snapshot_dump(buf
, sizeof(buf
), sn
));
6628 /***********************************************************/
6629 /* cpu save/restore */
6631 #if defined(TARGET_I386)
6633 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
6635 qemu_put_be32(f
, dt
->selector
);
6636 qemu_put_betl(f
, dt
->base
);
6637 qemu_put_be32(f
, dt
->limit
);
6638 qemu_put_be32(f
, dt
->flags
);
6641 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
6643 dt
->selector
= qemu_get_be32(f
);
6644 dt
->base
= qemu_get_betl(f
);
6645 dt
->limit
= qemu_get_be32(f
);
6646 dt
->flags
= qemu_get_be32(f
);
6649 void cpu_save(QEMUFile
*f
, void *opaque
)
6651 CPUState
*env
= opaque
;
6652 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
6657 kvm_save_registers(env
);
6659 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6660 qemu_put_betls(f
, &env
->regs
[i
]);
6661 qemu_put_betls(f
, &env
->eip
);
6662 qemu_put_betls(f
, &env
->eflags
);
6663 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
6664 qemu_put_be32s(f
, &hflags
);
6668 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
6670 for(i
= 0; i
< 8; i
++) {
6671 fptag
|= ((!env
->fptags
[i
]) << i
);
6674 qemu_put_be16s(f
, &fpuc
);
6675 qemu_put_be16s(f
, &fpus
);
6676 qemu_put_be16s(f
, &fptag
);
6678 #ifdef USE_X86LDOUBLE
6683 qemu_put_be16s(f
, &fpregs_format
);
6685 for(i
= 0; i
< 8; i
++) {
6686 #ifdef USE_X86LDOUBLE
6690 /* we save the real CPU data (in case of MMX usage only 'mant'
6691 contains the MMX register */
6692 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
6693 qemu_put_be64(f
, mant
);
6694 qemu_put_be16(f
, exp
);
6697 /* if we use doubles for float emulation, we save the doubles to
6698 avoid losing information in case of MMX usage. It can give
6699 problems if the image is restored on a CPU where long
6700 doubles are used instead. */
6701 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
6705 for(i
= 0; i
< 6; i
++)
6706 cpu_put_seg(f
, &env
->segs
[i
]);
6707 cpu_put_seg(f
, &env
->ldt
);
6708 cpu_put_seg(f
, &env
->tr
);
6709 cpu_put_seg(f
, &env
->gdt
);
6710 cpu_put_seg(f
, &env
->idt
);
6712 qemu_put_be32s(f
, &env
->sysenter_cs
);
6713 qemu_put_be32s(f
, &env
->sysenter_esp
);
6714 qemu_put_be32s(f
, &env
->sysenter_eip
);
6716 qemu_put_betls(f
, &env
->cr
[0]);
6717 qemu_put_betls(f
, &env
->cr
[2]);
6718 qemu_put_betls(f
, &env
->cr
[3]);
6719 qemu_put_betls(f
, &env
->cr
[4]);
6721 for(i
= 0; i
< 8; i
++)
6722 qemu_put_betls(f
, &env
->dr
[i
]);
6725 qemu_put_be32s(f
, &env
->a20_mask
);
6728 qemu_put_be32s(f
, &env
->mxcsr
);
6729 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6730 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6731 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6734 #ifdef TARGET_X86_64
6735 qemu_put_be64s(f
, &env
->efer
);
6736 qemu_put_be64s(f
, &env
->star
);
6737 qemu_put_be64s(f
, &env
->lstar
);
6738 qemu_put_be64s(f
, &env
->cstar
);
6739 qemu_put_be64s(f
, &env
->fmask
);
6740 qemu_put_be64s(f
, &env
->kernelgsbase
);
6742 qemu_put_be32s(f
, &env
->smbase
);
6744 if (kvm_enabled()) {
6745 for (i
= 0; i
< NR_IRQ_WORDS
; i
++) {
6746 qemu_put_be32s(f
, &env
->kvm_interrupt_bitmap
[i
]);
6748 qemu_put_be64s(f
, &env
->tsc
);
6752 #ifdef USE_X86LDOUBLE
6753 /* XXX: add that in a FPU generic layer */
6754 union x86_longdouble
{
6759 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
6760 #define EXPBIAS1 1023
6761 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
6762 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
6764 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
6768 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
6769 /* exponent + sign */
6770 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
6771 e
|= SIGND1(temp
) >> 16;
6776 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6778 CPUState
*env
= opaque
;
6781 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
6783 if (version_id
!= 3 && version_id
!= 4)
6785 for(i
= 0; i
< CPU_NB_REGS
; i
++)
6786 qemu_get_betls(f
, &env
->regs
[i
]);
6787 qemu_get_betls(f
, &env
->eip
);
6788 qemu_get_betls(f
, &env
->eflags
);
6789 qemu_get_be32s(f
, &hflags
);
6791 qemu_get_be16s(f
, &fpuc
);
6792 qemu_get_be16s(f
, &fpus
);
6793 qemu_get_be16s(f
, &fptag
);
6794 qemu_get_be16s(f
, &fpregs_format
);
6796 /* NOTE: we cannot always restore the FPU state if the image come
6797 from a host with a different 'USE_X86LDOUBLE' define. We guess
6798 if we are in an MMX state to restore correctly in that case. */
6799 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
6800 for(i
= 0; i
< 8; i
++) {
6804 switch(fpregs_format
) {
6806 mant
= qemu_get_be64(f
);
6807 exp
= qemu_get_be16(f
);
6808 #ifdef USE_X86LDOUBLE
6809 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6811 /* difficult case */
6813 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6815 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
6819 mant
= qemu_get_be64(f
);
6820 #ifdef USE_X86LDOUBLE
6822 union x86_longdouble
*p
;
6823 /* difficult case */
6824 p
= (void *)&env
->fpregs
[i
];
6829 fp64_to_fp80(p
, mant
);
6833 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
6842 /* XXX: restore FPU round state */
6843 env
->fpstt
= (fpus
>> 11) & 7;
6844 env
->fpus
= fpus
& ~0x3800;
6846 for(i
= 0; i
< 8; i
++) {
6847 env
->fptags
[i
] = (fptag
>> i
) & 1;
6850 for(i
= 0; i
< 6; i
++)
6851 cpu_get_seg(f
, &env
->segs
[i
]);
6852 cpu_get_seg(f
, &env
->ldt
);
6853 cpu_get_seg(f
, &env
->tr
);
6854 cpu_get_seg(f
, &env
->gdt
);
6855 cpu_get_seg(f
, &env
->idt
);
6857 qemu_get_be32s(f
, &env
->sysenter_cs
);
6858 qemu_get_be32s(f
, &env
->sysenter_esp
);
6859 qemu_get_be32s(f
, &env
->sysenter_eip
);
6861 qemu_get_betls(f
, &env
->cr
[0]);
6862 qemu_get_betls(f
, &env
->cr
[2]);
6863 qemu_get_betls(f
, &env
->cr
[3]);
6864 qemu_get_betls(f
, &env
->cr
[4]);
6866 for(i
= 0; i
< 8; i
++)
6867 qemu_get_betls(f
, &env
->dr
[i
]);
6870 qemu_get_be32s(f
, &env
->a20_mask
);
6872 qemu_get_be32s(f
, &env
->mxcsr
);
6873 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
6874 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
6875 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
6878 #ifdef TARGET_X86_64
6879 qemu_get_be64s(f
, &env
->efer
);
6880 qemu_get_be64s(f
, &env
->star
);
6881 qemu_get_be64s(f
, &env
->lstar
);
6882 qemu_get_be64s(f
, &env
->cstar
);
6883 qemu_get_be64s(f
, &env
->fmask
);
6884 qemu_get_be64s(f
, &env
->kernelgsbase
);
6886 if (version_id
>= 4)
6887 qemu_get_be32s(f
, &env
->smbase
);
6889 /* XXX: compute hflags from scratch, except for CPL and IIF */
6890 env
->hflags
= hflags
;
6892 if (kvm_enabled()) {
6893 /* when in-kernel irqchip is used, HF_HALTED_MASK causes deadlock
6894 because no userspace IRQs will ever clear this flag */
6895 env
->hflags
&= ~HF_HALTED_MASK
;
6896 for (i
= 0; i
< NR_IRQ_WORDS
; i
++) {
6897 qemu_get_be32s(f
, &env
->kvm_interrupt_bitmap
[i
]);
6899 qemu_get_be64s(f
, &env
->tsc
);
6900 kvm_load_registers(env
);
6905 #elif defined(TARGET_PPC)
6906 void cpu_save(QEMUFile
*f
, void *opaque
)
6910 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6915 #elif defined(TARGET_MIPS)
6916 void cpu_save(QEMUFile
*f
, void *opaque
)
6920 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6925 #elif defined(TARGET_SPARC)
6926 void cpu_save(QEMUFile
*f
, void *opaque
)
6928 CPUState
*env
= opaque
;
6932 for(i
= 0; i
< 8; i
++)
6933 qemu_put_betls(f
, &env
->gregs
[i
]);
6934 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6935 qemu_put_betls(f
, &env
->regbase
[i
]);
6938 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6944 qemu_put_be32(f
, u
.i
);
6947 qemu_put_betls(f
, &env
->pc
);
6948 qemu_put_betls(f
, &env
->npc
);
6949 qemu_put_betls(f
, &env
->y
);
6951 qemu_put_be32(f
, tmp
);
6952 qemu_put_betls(f
, &env
->fsr
);
6953 qemu_put_betls(f
, &env
->tbr
);
6954 #ifndef TARGET_SPARC64
6955 qemu_put_be32s(f
, &env
->wim
);
6957 for(i
= 0; i
< 16; i
++)
6958 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
6962 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
6964 CPUState
*env
= opaque
;
6968 for(i
= 0; i
< 8; i
++)
6969 qemu_get_betls(f
, &env
->gregs
[i
]);
6970 for(i
= 0; i
< NWINDOWS
* 16; i
++)
6971 qemu_get_betls(f
, &env
->regbase
[i
]);
6974 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
6979 u
.i
= qemu_get_be32(f
);
6983 qemu_get_betls(f
, &env
->pc
);
6984 qemu_get_betls(f
, &env
->npc
);
6985 qemu_get_betls(f
, &env
->y
);
6986 tmp
= qemu_get_be32(f
);
6987 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
6988 correctly updated */
6990 qemu_get_betls(f
, &env
->fsr
);
6991 qemu_get_betls(f
, &env
->tbr
);
6992 #ifndef TARGET_SPARC64
6993 qemu_get_be32s(f
, &env
->wim
);
6995 for(i
= 0; i
< 16; i
++)
6996 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
7002 #elif defined(TARGET_ARM)
7004 void cpu_save(QEMUFile
*f
, void *opaque
)
7007 CPUARMState
*env
= (CPUARMState
*)opaque
;
7009 for (i
= 0; i
< 16; i
++) {
7010 qemu_put_be32(f
, env
->regs
[i
]);
7012 qemu_put_be32(f
, cpsr_read(env
));
7013 qemu_put_be32(f
, env
->spsr
);
7014 for (i
= 0; i
< 6; i
++) {
7015 qemu_put_be32(f
, env
->banked_spsr
[i
]);
7016 qemu_put_be32(f
, env
->banked_r13
[i
]);
7017 qemu_put_be32(f
, env
->banked_r14
[i
]);
7019 for (i
= 0; i
< 5; i
++) {
7020 qemu_put_be32(f
, env
->usr_regs
[i
]);
7021 qemu_put_be32(f
, env
->fiq_regs
[i
]);
7023 qemu_put_be32(f
, env
->cp15
.c0_cpuid
);
7024 qemu_put_be32(f
, env
->cp15
.c0_cachetype
);
7025 qemu_put_be32(f
, env
->cp15
.c1_sys
);
7026 qemu_put_be32(f
, env
->cp15
.c1_coproc
);
7027 qemu_put_be32(f
, env
->cp15
.c1_xscaleauxcr
);
7028 qemu_put_be32(f
, env
->cp15
.c2_base0
);
7029 qemu_put_be32(f
, env
->cp15
.c2_base1
);
7030 qemu_put_be32(f
, env
->cp15
.c2_mask
);
7031 qemu_put_be32(f
, env
->cp15
.c2_data
);
7032 qemu_put_be32(f
, env
->cp15
.c2_insn
);
7033 qemu_put_be32(f
, env
->cp15
.c3
);
7034 qemu_put_be32(f
, env
->cp15
.c5_insn
);
7035 qemu_put_be32(f
, env
->cp15
.c5_data
);
7036 for (i
= 0; i
< 8; i
++) {
7037 qemu_put_be32(f
, env
->cp15
.c6_region
[i
]);
7039 qemu_put_be32(f
, env
->cp15
.c6_insn
);
7040 qemu_put_be32(f
, env
->cp15
.c6_data
);
7041 qemu_put_be32(f
, env
->cp15
.c9_insn
);
7042 qemu_put_be32(f
, env
->cp15
.c9_data
);
7043 qemu_put_be32(f
, env
->cp15
.c13_fcse
);
7044 qemu_put_be32(f
, env
->cp15
.c13_context
);
7045 qemu_put_be32(f
, env
->cp15
.c13_tls1
);
7046 qemu_put_be32(f
, env
->cp15
.c13_tls2
);
7047 qemu_put_be32(f
, env
->cp15
.c13_tls3
);
7048 qemu_put_be32(f
, env
->cp15
.c15_cpar
);
7050 qemu_put_be32(f
, env
->features
);
7052 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
7053 for (i
= 0; i
< 16; i
++) {
7055 u
.d
= env
->vfp
.regs
[i
];
7056 qemu_put_be32(f
, u
.l
.upper
);
7057 qemu_put_be32(f
, u
.l
.lower
);
7059 for (i
= 0; i
< 16; i
++) {
7060 qemu_put_be32(f
, env
->vfp
.xregs
[i
]);
7063 /* TODO: Should use proper FPSCR access functions. */
7064 qemu_put_be32(f
, env
->vfp
.vec_len
);
7065 qemu_put_be32(f
, env
->vfp
.vec_stride
);
7067 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
7068 for (i
= 16; i
< 32; i
++) {
7070 u
.d
= env
->vfp
.regs
[i
];
7071 qemu_put_be32(f
, u
.l
.upper
);
7072 qemu_put_be32(f
, u
.l
.lower
);
7077 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
7078 for (i
= 0; i
< 16; i
++) {
7079 qemu_put_be64(f
, env
->iwmmxt
.regs
[i
]);
7081 for (i
= 0; i
< 16; i
++) {
7082 qemu_put_be32(f
, env
->iwmmxt
.cregs
[i
]);
7086 if (arm_feature(env
, ARM_FEATURE_M
)) {
7087 qemu_put_be32(f
, env
->v7m
.other_sp
);
7088 qemu_put_be32(f
, env
->v7m
.vecbase
);
7089 qemu_put_be32(f
, env
->v7m
.basepri
);
7090 qemu_put_be32(f
, env
->v7m
.control
);
7091 qemu_put_be32(f
, env
->v7m
.current_sp
);
7092 qemu_put_be32(f
, env
->v7m
.exception
);
7096 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
7098 CPUARMState
*env
= (CPUARMState
*)opaque
;
7101 if (version_id
!= ARM_CPU_SAVE_VERSION
)
7104 for (i
= 0; i
< 16; i
++) {
7105 env
->regs
[i
] = qemu_get_be32(f
);
7107 cpsr_write(env
, qemu_get_be32(f
), 0xffffffff);
7108 env
->spsr
= qemu_get_be32(f
);
7109 for (i
= 0; i
< 6; i
++) {
7110 env
->banked_spsr
[i
] = qemu_get_be32(f
);
7111 env
->banked_r13
[i
] = qemu_get_be32(f
);
7112 env
->banked_r14
[i
] = qemu_get_be32(f
);
7114 for (i
= 0; i
< 5; i
++) {
7115 env
->usr_regs
[i
] = qemu_get_be32(f
);
7116 env
->fiq_regs
[i
] = qemu_get_be32(f
);
7118 env
->cp15
.c0_cpuid
= qemu_get_be32(f
);
7119 env
->cp15
.c0_cachetype
= qemu_get_be32(f
);
7120 env
->cp15
.c1_sys
= qemu_get_be32(f
);
7121 env
->cp15
.c1_coproc
= qemu_get_be32(f
);
7122 env
->cp15
.c1_xscaleauxcr
= qemu_get_be32(f
);
7123 env
->cp15
.c2_base0
= qemu_get_be32(f
);
7124 env
->cp15
.c2_base1
= qemu_get_be32(f
);
7125 env
->cp15
.c2_mask
= qemu_get_be32(f
);
7126 env
->cp15
.c2_data
= qemu_get_be32(f
);
7127 env
->cp15
.c2_insn
= qemu_get_be32(f
);
7128 env
->cp15
.c3
= qemu_get_be32(f
);
7129 env
->cp15
.c5_insn
= qemu_get_be32(f
);
7130 env
->cp15
.c5_data
= qemu_get_be32(f
);
7131 for (i
= 0; i
< 8; i
++) {
7132 env
->cp15
.c6_region
[i
] = qemu_get_be32(f
);
7134 env
->cp15
.c6_insn
= qemu_get_be32(f
);
7135 env
->cp15
.c6_data
= qemu_get_be32(f
);
7136 env
->cp15
.c9_insn
= qemu_get_be32(f
);
7137 env
->cp15
.c9_data
= qemu_get_be32(f
);
7138 env
->cp15
.c13_fcse
= qemu_get_be32(f
);
7139 env
->cp15
.c13_context
= qemu_get_be32(f
);
7140 env
->cp15
.c13_tls1
= qemu_get_be32(f
);
7141 env
->cp15
.c13_tls2
= qemu_get_be32(f
);
7142 env
->cp15
.c13_tls3
= qemu_get_be32(f
);
7143 env
->cp15
.c15_cpar
= qemu_get_be32(f
);
7145 env
->features
= qemu_get_be32(f
);
7147 if (arm_feature(env
, ARM_FEATURE_VFP
)) {
7148 for (i
= 0; i
< 16; i
++) {
7150 u
.l
.upper
= qemu_get_be32(f
);
7151 u
.l
.lower
= qemu_get_be32(f
);
7152 env
->vfp
.regs
[i
] = u
.d
;
7154 for (i
= 0; i
< 16; i
++) {
7155 env
->vfp
.xregs
[i
] = qemu_get_be32(f
);
7158 /* TODO: Should use proper FPSCR access functions. */
7159 env
->vfp
.vec_len
= qemu_get_be32(f
);
7160 env
->vfp
.vec_stride
= qemu_get_be32(f
);
7162 if (arm_feature(env
, ARM_FEATURE_VFP3
)) {
7163 for (i
= 0; i
< 16; i
++) {
7165 u
.l
.upper
= qemu_get_be32(f
);
7166 u
.l
.lower
= qemu_get_be32(f
);
7167 env
->vfp
.regs
[i
] = u
.d
;
7172 if (arm_feature(env
, ARM_FEATURE_IWMMXT
)) {
7173 for (i
= 0; i
< 16; i
++) {
7174 env
->iwmmxt
.regs
[i
] = qemu_get_be64(f
);
7176 for (i
= 0; i
< 16; i
++) {
7177 env
->iwmmxt
.cregs
[i
] = qemu_get_be32(f
);
7181 if (arm_feature(env
, ARM_FEATURE_M
)) {
7182 env
->v7m
.other_sp
= qemu_get_be32(f
);
7183 env
->v7m
.vecbase
= qemu_get_be32(f
);
7184 env
->v7m
.basepri
= qemu_get_be32(f
);
7185 env
->v7m
.control
= qemu_get_be32(f
);
7186 env
->v7m
.current_sp
= qemu_get_be32(f
);
7187 env
->v7m
.exception
= qemu_get_be32(f
);
7193 #elif defined(TARGET_IA64)
7194 void cpu_save(QEMUFile
*f
, void *opaque
)
7198 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
7204 //#warning No CPU save/restore functions
7208 /***********************************************************/
7209 /* ram save/restore */
7211 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
7215 v
= qemu_get_byte(f
);
7218 if (qemu_get_buffer(f
, buf
, len
) != len
)
7222 v
= qemu_get_byte(f
);
7223 memset(buf
, v
, len
);
7231 static int ram_load_v1(QEMUFile
*f
, void *opaque
)
7235 if (qemu_get_be32(f
) != phys_ram_size
)
7237 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
7238 if (kvm_enabled() && (i
>=0xa0000) && (i
<0xc0000)) /* do not access video-addresses */
7240 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
7247 #define BDRV_HASH_BLOCK_SIZE 1024
7248 #define IOBUF_SIZE 4096
7249 #define RAM_CBLOCK_MAGIC 0xfabe
7251 typedef struct RamCompressState
{
7254 uint8_t buf
[IOBUF_SIZE
];
7257 static int ram_compress_open(RamCompressState
*s
, QEMUFile
*f
)
7260 memset(s
, 0, sizeof(*s
));
7262 ret
= deflateInit2(&s
->zstream
, 1,
7264 9, Z_DEFAULT_STRATEGY
);
7267 s
->zstream
.avail_out
= IOBUF_SIZE
;
7268 s
->zstream
.next_out
= s
->buf
;
7272 static void ram_put_cblock(RamCompressState
*s
, const uint8_t *buf
, int len
)
7274 qemu_put_be16(s
->f
, RAM_CBLOCK_MAGIC
);
7275 qemu_put_be16(s
->f
, len
);
7276 qemu_put_buffer(s
->f
, buf
, len
);
7279 static int ram_compress_buf(RamCompressState
*s
, const uint8_t *buf
, int len
)
7283 s
->zstream
.avail_in
= len
;
7284 s
->zstream
.next_in
= (uint8_t *)buf
;
7285 while (s
->zstream
.avail_in
> 0) {
7286 ret
= deflate(&s
->zstream
, Z_NO_FLUSH
);
7289 if (s
->zstream
.avail_out
== 0) {
7290 ram_put_cblock(s
, s
->buf
, IOBUF_SIZE
);
7291 s
->zstream
.avail_out
= IOBUF_SIZE
;
7292 s
->zstream
.next_out
= s
->buf
;
7298 static void ram_compress_close(RamCompressState
*s
)
7302 /* compress last bytes */
7304 ret
= deflate(&s
->zstream
, Z_FINISH
);
7305 if (ret
== Z_OK
|| ret
== Z_STREAM_END
) {
7306 len
= IOBUF_SIZE
- s
->zstream
.avail_out
;
7308 ram_put_cblock(s
, s
->buf
, len
);
7310 s
->zstream
.avail_out
= IOBUF_SIZE
;
7311 s
->zstream
.next_out
= s
->buf
;
7312 if (ret
== Z_STREAM_END
)
7319 deflateEnd(&s
->zstream
);
7322 typedef struct RamDecompressState
{
7325 uint8_t buf
[IOBUF_SIZE
];
7326 } RamDecompressState
;
7328 static int ram_decompress_open(RamDecompressState
*s
, QEMUFile
*f
)
7331 memset(s
, 0, sizeof(*s
));
7333 ret
= inflateInit(&s
->zstream
);
7339 static int ram_decompress_buf(RamDecompressState
*s
, uint8_t *buf
, int len
)
7343 s
->zstream
.avail_out
= len
;
7344 s
->zstream
.next_out
= buf
;
7345 while (s
->zstream
.avail_out
> 0) {
7346 if (s
->zstream
.avail_in
== 0) {
7347 if (qemu_get_be16(s
->f
) != RAM_CBLOCK_MAGIC
)
7349 clen
= qemu_get_be16(s
->f
);
7350 if (clen
> IOBUF_SIZE
)
7352 qemu_get_buffer(s
->f
, s
->buf
, clen
);
7353 s
->zstream
.avail_in
= clen
;
7354 s
->zstream
.next_in
= s
->buf
;
7356 ret
= inflate(&s
->zstream
, Z_PARTIAL_FLUSH
);
7357 if (ret
!= Z_OK
&& ret
!= Z_STREAM_END
) {
7364 static void ram_decompress_close(RamDecompressState
*s
)
7366 inflateEnd(&s
->zstream
);
7369 static void ram_save_live(QEMUFile
*f
, void *opaque
)
7373 for (addr
= 0; addr
< phys_ram_size
; addr
+= TARGET_PAGE_SIZE
) {
7374 if (kvm_enabled() && (addr
>=0xa0000) && (addr
<0xc0000)) /* do not access video-addresses */
7376 if (cpu_physical_memory_get_dirty(addr
, MIGRATION_DIRTY_FLAG
)) {
7377 qemu_put_be32(f
, addr
);
7378 qemu_put_buffer(f
, phys_ram_base
+ addr
, TARGET_PAGE_SIZE
);
7381 qemu_put_be32(f
, 1);
7384 static void ram_save_static(QEMUFile
*f
, void *opaque
)
7387 RamCompressState s1
, *s
= &s1
;
7390 qemu_put_be32(f
, phys_ram_size
);
7391 if (ram_compress_open(s
, f
) < 0)
7393 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7394 if (kvm_enabled() && (i
>=0xa0000) && (i
<0xc0000)) /* do not access video-addresses */
7397 if (tight_savevm_enabled
) {
7401 /* find if the memory block is available on a virtual
7404 for(j
= 0; j
< nb_drives
; j
++) {
7405 sector_num
= bdrv_hash_find(drives_table
[j
].bdrv
,
7407 BDRV_HASH_BLOCK_SIZE
);
7408 if (sector_num
>= 0)
7412 goto normal_compress
;
7415 cpu_to_be64wu((uint64_t *)(buf
+ 2), sector_num
);
7416 ram_compress_buf(s
, buf
, 10);
7422 ram_compress_buf(s
, buf
, 1);
7423 ram_compress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
);
7426 ram_compress_close(s
);
7429 static void ram_save(QEMUFile
*f
, void *opaque
)
7431 int in_migration
= cpu_physical_memory_get_dirty_tracking();
7433 qemu_put_byte(f
, in_migration
);
7436 ram_save_live(f
, opaque
);
7438 ram_save_static(f
, opaque
);
7441 static int ram_load_live(QEMUFile
*f
, void *opaque
)
7446 addr
= qemu_get_be32(f
);
7450 qemu_get_buffer(f
, phys_ram_base
+ addr
, TARGET_PAGE_SIZE
);
7456 static int ram_load_static(QEMUFile
*f
, void *opaque
)
7458 RamDecompressState s1
, *s
= &s1
;
7462 if (qemu_get_be32(f
) != phys_ram_size
)
7464 if (ram_decompress_open(s
, f
) < 0)
7466 for(i
= 0; i
< phys_ram_size
; i
+= BDRV_HASH_BLOCK_SIZE
) {
7467 if (kvm_enabled() && (i
>=0xa0000) && (i
<0xc0000)) /* do not access video-addresses */
7469 if (ram_decompress_buf(s
, buf
, 1) < 0) {
7470 fprintf(stderr
, "Error while reading ram block header\n");
7474 if (ram_decompress_buf(s
, phys_ram_base
+ i
, BDRV_HASH_BLOCK_SIZE
) < 0) {
7475 fprintf(stderr
, "Error while reading ram block address=0x%08x", i
);
7484 ram_decompress_buf(s
, buf
+ 1, 9);
7486 sector_num
= be64_to_cpupu((const uint64_t *)(buf
+ 2));
7487 if (bs_index
>= nb_drives
) {
7488 fprintf(stderr
, "Invalid block device index %d\n", bs_index
);
7491 if (bdrv_read(drives_table
[bs_index
].bdrv
, sector_num
,
7493 BDRV_HASH_BLOCK_SIZE
/ 512) < 0) {
7494 fprintf(stderr
, "Error while reading sector %d:%" PRId64
"\n",
7495 bs_index
, sector_num
);
7502 printf("Error block header\n");
7506 ram_decompress_close(s
);
7510 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
7514 switch (version_id
) {
7516 ret
= ram_load_v1(f
, opaque
);
7519 if (qemu_get_byte(f
)) {
7520 ret
= ram_load_live(f
, opaque
);
7524 ret
= ram_load_static(f
, opaque
);
7534 /***********************************************************/
7535 /* bottom halves (can be seen as timers which expire ASAP) */
7544 static QEMUBH
*first_bh
= NULL
;
7546 QEMUBH
*qemu_bh_new(QEMUBHFunc
*cb
, void *opaque
)
7549 bh
= qemu_mallocz(sizeof(QEMUBH
));
7553 bh
->opaque
= opaque
;
7557 int qemu_bh_poll(void)
7576 void qemu_bh_schedule(QEMUBH
*bh
)
7578 CPUState
*env
= cpu_single_env
;
7582 bh
->next
= first_bh
;
7585 /* stop the currently executing CPU to execute the BH ASAP */
7587 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
7591 void qemu_bh_cancel(QEMUBH
*bh
)
7594 if (bh
->scheduled
) {
7597 pbh
= &(*pbh
)->next
;
7603 void qemu_bh_delete(QEMUBH
*bh
)
7609 /***********************************************************/
7610 /* machine registration */
7612 QEMUMachine
*first_machine
= NULL
;
7614 int qemu_register_machine(QEMUMachine
*m
)
7617 pm
= &first_machine
;
7625 static QEMUMachine
*find_machine(const char *name
)
7629 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
7630 if (!strcmp(m
->name
, name
))
7636 /***********************************************************/
7637 /* main execution loop */
7639 static void gui_update(void *opaque
)
7641 DisplayState
*ds
= opaque
;
7642 ds
->dpy_refresh(ds
);
7643 qemu_mod_timer(ds
->gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
7646 struct vm_change_state_entry
{
7647 VMChangeStateHandler
*cb
;
7649 LIST_ENTRY (vm_change_state_entry
) entries
;
7652 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
7654 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
7657 VMChangeStateEntry
*e
;
7659 e
= qemu_mallocz(sizeof (*e
));
7665 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
7669 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
7671 LIST_REMOVE (e
, entries
);
7675 static void vm_state_notify(int running
)
7677 VMChangeStateEntry
*e
;
7679 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
7680 e
->cb(e
->opaque
, running
);
7684 /* XXX: support several handlers */
7685 static VMStopHandler
*vm_stop_cb
;
7686 static void *vm_stop_opaque
;
7688 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7691 vm_stop_opaque
= opaque
;
7695 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
7706 qemu_rearm_alarm_timer(alarm_timer
);
7710 void vm_stop(int reason
)
7713 cpu_disable_ticks();
7717 vm_stop_cb(vm_stop_opaque
, reason
);
7724 /* reset/shutdown handler */
7726 typedef struct QEMUResetEntry
{
7727 QEMUResetHandler
*func
;
7729 struct QEMUResetEntry
*next
;
7732 static QEMUResetEntry
*first_reset_entry
;
7733 static int reset_requested
;
7734 static int shutdown_requested
;
7735 static int powerdown_requested
;
7737 int qemu_shutdown_requested(void)
7739 int r
= shutdown_requested
;
7740 shutdown_requested
= 0;
7744 int qemu_reset_requested(void)
7746 int r
= reset_requested
;
7747 reset_requested
= 0;
7751 int qemu_powerdown_requested(void)
7753 int r
= powerdown_requested
;
7754 powerdown_requested
= 0;
7758 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
7760 QEMUResetEntry
**pre
, *re
;
7762 pre
= &first_reset_entry
;
7763 while (*pre
!= NULL
)
7764 pre
= &(*pre
)->next
;
7765 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
7767 re
->opaque
= opaque
;
7772 void qemu_system_reset(void)
7776 /* reset all devices */
7777 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
7778 re
->func(re
->opaque
);
7782 void qemu_system_reset_request(void)
7785 shutdown_requested
= 1;
7787 reset_requested
= 1;
7790 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7793 void qemu_system_shutdown_request(void)
7795 shutdown_requested
= 1;
7797 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7800 void qemu_system_powerdown_request(void)
7802 powerdown_requested
= 1;
7804 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
7807 void main_loop_wait(int timeout
)
7809 IOHandlerRecord
*ioh
;
7810 fd_set rfds
, wfds
, xfds
;
7819 /* XXX: need to suppress polling by better using win32 events */
7821 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
7822 ret
|= pe
->func(pe
->opaque
);
7827 WaitObjects
*w
= &wait_objects
;
7829 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
7830 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
7831 if (w
->func
[ret
- WAIT_OBJECT_0
])
7832 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
7834 /* Check for additional signaled events */
7835 for(i
= (ret
- WAIT_OBJECT_0
+ 1); i
< w
->num
; i
++) {
7837 /* Check if event is signaled */
7838 ret2
= WaitForSingleObject(w
->events
[i
], 0);
7839 if(ret2
== WAIT_OBJECT_0
) {
7841 w
->func
[i
](w
->opaque
[i
]);
7842 } else if (ret2
== WAIT_TIMEOUT
) {
7844 err
= GetLastError();
7845 fprintf(stderr
, "WaitForSingleObject error %d %d\n", i
, err
);
7848 } else if (ret
== WAIT_TIMEOUT
) {
7850 err
= GetLastError();
7851 fprintf(stderr
, "WaitForMultipleObjects error %d %d\n", ret
, err
);
7855 /* poll any events */
7856 /* XXX: separate device handlers from system ones */
7861 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7865 (!ioh
->fd_read_poll
||
7866 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
7867 FD_SET(ioh
->fd
, &rfds
);
7871 if (ioh
->fd_write
) {
7872 FD_SET(ioh
->fd
, &wfds
);
7882 tv
.tv_usec
= timeout
* 1000;
7884 #if defined(CONFIG_SLIRP)
7886 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
7890 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
7892 IOHandlerRecord
**pioh
;
7895 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
7896 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
7897 ioh
->fd_read(ioh
->opaque
);
7898 if (!ioh
->fd_read_poll
|| ioh
->fd_read_poll(ioh
->opaque
))
7901 FD_CLR(ioh
->fd
, &rfds
);
7903 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
7904 ioh
->fd_write(ioh
->opaque
);
7909 /* remove deleted IO handlers */
7910 pioh
= &first_io_handler
;
7922 #if defined(CONFIG_SLIRP)
7929 slirp_select_poll(&rfds
, &wfds
, &xfds
);
7937 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
7938 qemu_get_clock(vm_clock
));
7939 /* run dma transfers, if any */
7943 /* real time timers */
7944 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
7945 qemu_get_clock(rt_clock
));
7947 if (alarm_timer
->flags
& ALARM_FLAG_EXPIRED
) {
7948 alarm_timer
->flags
&= ~(ALARM_FLAG_EXPIRED
);
7949 qemu_rearm_alarm_timer(alarm_timer
);
7952 /* Check bottom-halves last in case any of the earlier events triggered
7958 static int main_loop(void)
7961 #ifdef CONFIG_PROFILER
7967 if (kvm_enabled()) {
7969 cpu_disable_ticks();
7973 cur_cpu
= first_cpu
;
7974 next_cpu
= cur_cpu
->next_cpu
?: first_cpu
;
7981 #ifdef CONFIG_PROFILER
7982 ti
= profile_getclock();
7984 ret
= cpu_exec(env
);
7985 #ifdef CONFIG_PROFILER
7986 qemu_time
+= profile_getclock() - ti
;
7988 next_cpu
= env
->next_cpu
?: first_cpu
;
7989 if (event_pending
) {
7990 ret
= EXCP_INTERRUPT
;
7994 if (ret
== EXCP_HLT
) {
7995 /* Give the next CPU a chance to run. */
7999 if (ret
!= EXCP_HALTED
)
8001 /* all CPUs are halted ? */
8007 if (shutdown_requested
) {
8008 ret
= EXCP_INTERRUPT
;
8011 if (reset_requested
) {
8012 reset_requested
= 0;
8013 qemu_system_reset();
8015 kvm_load_registers(env
);
8016 ret
= EXCP_INTERRUPT
;
8018 if (powerdown_requested
) {
8019 powerdown_requested
= 0;
8020 qemu_system_powerdown();
8021 ret
= EXCP_INTERRUPT
;
8023 if (ret
== EXCP_DEBUG
) {
8024 vm_stop(EXCP_DEBUG
);
8026 /* If all cpus are halted then wait until the next IRQ */
8027 /* XXX: use timeout computed from timers */
8028 if (ret
== EXCP_HALTED
)
8035 #ifdef CONFIG_PROFILER
8036 ti
= profile_getclock();
8038 main_loop_wait(timeout
);
8039 #ifdef CONFIG_PROFILER
8040 dev_time
+= profile_getclock() - ti
;
8043 cpu_disable_ticks();
8047 static void help(int exitcode
)
8049 printf("QEMU PC emulator version " QEMU_VERSION
" (" KVM_VERSION
")"
8050 ", Copyright (c) 2003-2008 Fabrice Bellard\n"
8051 "usage: %s [options] [disk_image]\n"
8053 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
8055 "Standard options:\n"
8056 "-M machine select emulated machine (-M ? for list)\n"
8057 "-cpu cpu select CPU (-cpu ? for list)\n"
8058 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
8059 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
8060 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
8061 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
8062 "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
8063 " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]\n"
8064 " [,cache=on|off][,boot=on|off]\n"
8065 " use 'file' as a drive image\n"
8066 "-mtdblock file use 'file' as on-board Flash memory image\n"
8067 "-sd file use 'file' as SecureDigital card image\n"
8068 "-pflash file use 'file' as a parallel flash image\n"
8069 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
8070 "-snapshot write to temporary files instead of disk image files\n"
8072 "-no-frame open SDL window without a frame and window decorations\n"
8073 "-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n"
8074 "-no-quit disable SDL window close capability\n"
8077 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
8079 "-m megs set virtual RAM size to megs MB [default=%d]\n"
8080 "-smp n set the number of CPUs to 'n' [default=1]\n"
8081 "-nographic disable graphical output and redirect serial I/Os to console\n"
8082 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
8084 "-k language use keyboard layout (for example \"fr\" for French)\n"
8087 "-audio-help print list of audio drivers and their options\n"
8088 "-soundhw c1,... enable audio support\n"
8089 " and only specified sound cards (comma separated list)\n"
8090 " use -soundhw ? to get the list of supported cards\n"
8091 " use -soundhw all to enable all of them\n"
8093 "-localtime set the real time clock to local time [default=utc]\n"
8094 "-full-screen start in full screen\n"
8096 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
8098 "-usb enable the USB driver (will be the default soon)\n"
8099 "-usbdevice name add the host or guest USB device 'name'\n"
8100 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
8101 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
8103 "-name string set the name of the guest\n"
8105 "Network options:\n"
8106 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
8107 " create a new Network Interface Card and connect it to VLAN 'n'\n"
8109 "-net user[,vlan=n][,hostname=host]\n"
8110 " connect the user mode network stack to VLAN 'n' and send\n"
8111 " hostname 'host' to DHCP clients\n"
8114 "-net tap[,vlan=n],ifname=name\n"
8115 " connect the host TAP network interface to VLAN 'n'\n"
8117 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file][,downscript=dfile]\n"
8118 " connect the host TAP network interface to VLAN 'n' and use the\n"
8119 " network scripts 'file' (default=%s)\n"
8120 " and 'dfile' (default=%s);\n"
8121 " use '[down]script=no' to disable script execution;\n"
8122 " use 'fd=h' to connect to an already opened TAP interface\n"
8124 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
8125 " connect the vlan 'n' to another VLAN using a socket connection\n"
8126 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
8127 " connect the vlan 'n' to multicast maddr and port\n"
8128 "-net none use it alone to have zero network devices; if no -net option\n"
8129 " is provided, the default is '-net nic -net user'\n"
8132 "-tftp dir allow tftp access to files in dir [-net user]\n"
8133 "-bootp file advertise file in BOOTP replies\n"
8135 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
8137 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
8138 " redirect TCP or UDP connections from host to guest [-net user]\n"
8141 "Linux boot specific:\n"
8142 "-kernel bzImage use 'bzImage' as kernel image\n"
8143 "-append cmdline use 'cmdline' as kernel command line\n"
8144 "-initrd file use 'file' as initial ram disk\n"
8146 "Debug/Expert options:\n"
8147 "-monitor dev redirect the monitor to char device 'dev'\n"
8148 "-vmchannel di:DI,dev redirect the hypercall device with device id DI, to char device 'dev'\n"
8149 "-balloon dev redirect the balloon hypercall device to char device 'dev'\n"
8150 "-serial dev redirect the serial port to char device 'dev'\n"
8151 "-parallel dev redirect the parallel port to char device 'dev'\n"
8152 "-pidfile file Write PID to 'file'\n"
8153 "-S freeze CPU at startup (use 'c' to start execution)\n"
8154 "-s wait gdb connection to port\n"
8155 "-p port set gdb connection port [default=%s]\n"
8156 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
8157 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
8158 " translation (t=none or lba) (usually qemu can guess them)\n"
8159 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
8161 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
8162 "-no-kqemu disable KQEMU kernel module usage\n"
8165 #ifndef NO_CPU_EMULATION
8166 "-no-kvm disable KVM hardware virtualization\n"
8168 "-no-kvm-irqchip disable KVM kernel mode PIC/IOAPIC/LAPIC\n"
8169 "-no-kvm-pit disable KVM kernel mode PIT\n"
8172 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
8173 " (default is CL-GD5446 PCI VGA)\n"
8174 "-no-acpi disable ACPI\n"
8176 #ifdef CONFIG_CURSES
8177 "-curses use a curses/ncurses interface instead of SDL\n"
8179 "-no-reboot exit instead of rebooting\n"
8180 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
8181 "-vnc display start a VNC server on display\n"
8183 "-daemonize daemonize QEMU after initializing\n"
8185 "-tdf inject timer interrupts that got lost\n"
8186 "-kvm-shadow-memory megs set the amount of shadow pages to be allocated\n"
8187 "-mem-path set the path to hugetlbfs/tmpfs mounted directory, also enables allocation of guest memory with huge pages\n"
8188 "-option-rom rom load a file, rom, into the option ROM space\n"
8190 "-prom-env variable=value set OpenBIOS nvram variables\n"
8192 "-clock force the use of the given methods for timer alarm.\n"
8193 " To see what timers are available use -clock help\n"
8194 "-startdate select initial date of the clock\n"
8196 "During emulation, the following keys are useful:\n"
8197 "ctrl-alt-f toggle full screen\n"
8198 "ctrl-alt-n switch to virtual console 'n'\n"
8199 "ctrl-alt toggle mouse and keyboard grab\n"
8201 "When using -nographic, press 'ctrl-a h' to get some help.\n"
8206 DEFAULT_NETWORK_SCRIPT
,
8207 DEFAULT_NETWORK_DOWN_SCRIPT
,
8209 DEFAULT_GDBSTUB_PORT
,
8214 #define HAS_ARG 0x0001
8229 QEMU_OPTION_mtdblock
,
8233 QEMU_OPTION_snapshot
,
8235 QEMU_OPTION_no_fd_bootchk
,
8238 QEMU_OPTION_nographic
,
8239 QEMU_OPTION_portrait
,
8241 QEMU_OPTION_audio_help
,
8242 QEMU_OPTION_soundhw
,
8262 QEMU_OPTION_no_code_copy
,
8264 QEMU_OPTION_localtime
,
8265 QEMU_OPTION_cirrusvga
,
8268 QEMU_OPTION_std_vga
,
8270 QEMU_OPTION_monitor
,
8271 QEMU_OPTION_balloon
,
8272 QEMU_OPTION_vmchannel
,
8274 QEMU_OPTION_parallel
,
8276 QEMU_OPTION_full_screen
,
8277 QEMU_OPTION_no_frame
,
8278 QEMU_OPTION_alt_grab
,
8279 QEMU_OPTION_no_quit
,
8280 QEMU_OPTION_pidfile
,
8281 QEMU_OPTION_no_kqemu
,
8282 QEMU_OPTION_kernel_kqemu
,
8283 QEMU_OPTION_win2k_hack
,
8285 QEMU_OPTION_usbdevice
,
8288 QEMU_OPTION_no_acpi
,
8291 QEMU_OPTION_no_kvm_irqchip
,
8292 QEMU_OPTION_no_kvm_pit
,
8293 QEMU_OPTION_no_reboot
,
8294 QEMU_OPTION_show_cursor
,
8295 QEMU_OPTION_daemonize
,
8296 QEMU_OPTION_option_rom
,
8297 QEMU_OPTION_semihosting
,
8298 QEMU_OPTION_cpu_vendor
,
8300 QEMU_OPTION_prom_env
,
8301 QEMU_OPTION_old_param
,
8303 QEMU_OPTION_startdate
,
8304 QEMU_OPTION_translation
,
8305 QEMU_OPTION_incoming
,
8307 QEMU_OPTION_kvm_shadow_memory
,
8308 QEMU_OPTION_mempath
,
8311 typedef struct QEMUOption
{
8317 const QEMUOption qemu_options
[] = {
8318 { "h", 0, QEMU_OPTION_h
},
8319 { "help", 0, QEMU_OPTION_h
},
8321 { "M", HAS_ARG
, QEMU_OPTION_M
},
8322 { "cpu", HAS_ARG
, QEMU_OPTION_cpu
},
8323 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
8324 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
8325 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
8326 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
8327 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
8328 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
8329 { "drive", HAS_ARG
, QEMU_OPTION_drive
},
8330 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
8331 { "mtdblock", HAS_ARG
, QEMU_OPTION_mtdblock
},
8332 { "sd", HAS_ARG
, QEMU_OPTION_sd
},
8333 { "pflash", HAS_ARG
, QEMU_OPTION_pflash
},
8334 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
8335 { "snapshot", 0, QEMU_OPTION_snapshot
},
8337 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
8339 { "m", HAS_ARG
, QEMU_OPTION_m
},
8340 { "nographic", 0, QEMU_OPTION_nographic
},
8341 { "portrait", 0, QEMU_OPTION_portrait
},
8342 { "k", HAS_ARG
, QEMU_OPTION_k
},
8344 { "audio-help", 0, QEMU_OPTION_audio_help
},
8345 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
8348 { "net", HAS_ARG
, QEMU_OPTION_net
},
8350 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
8351 { "bootp", HAS_ARG
, QEMU_OPTION_bootp
},
8353 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
8355 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
8358 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
8359 { "append", HAS_ARG
, QEMU_OPTION_append
},
8360 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
8362 { "S", 0, QEMU_OPTION_S
},
8363 { "s", 0, QEMU_OPTION_s
},
8364 { "p", HAS_ARG
, QEMU_OPTION_p
},
8365 { "d", HAS_ARG
, QEMU_OPTION_d
},
8366 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
8367 { "L", HAS_ARG
, QEMU_OPTION_L
},
8368 { "bios", HAS_ARG
, QEMU_OPTION_bios
},
8369 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
8371 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
8372 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
8375 #ifndef NO_CPU_EMULATION
8376 { "no-kvm", 0, QEMU_OPTION_no_kvm
},
8378 { "no-kvm-irqchip", 0, QEMU_OPTION_no_kvm_irqchip
},
8379 { "no-kvm-pit", 0, QEMU_OPTION_no_kvm_pit
},
8381 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
8382 { "g", 1, QEMU_OPTION_g
},
8384 { "localtime", 0, QEMU_OPTION_localtime
},
8385 { "std-vga", 0, QEMU_OPTION_std_vga
},
8386 { "monitor", 1, QEMU_OPTION_monitor
},
8387 { "balloon", 1, QEMU_OPTION_balloon
},
8388 { "vmchannel", 1, QEMU_OPTION_vmchannel
},
8389 { "echr", HAS_ARG
, QEMU_OPTION_echr
},
8390 { "monitor", HAS_ARG
, QEMU_OPTION_monitor
},
8391 { "serial", HAS_ARG
, QEMU_OPTION_serial
},
8392 { "parallel", HAS_ARG
, QEMU_OPTION_parallel
},
8393 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
8394 { "incoming", 1, QEMU_OPTION_incoming
},
8395 { "full-screen", 0, QEMU_OPTION_full_screen
},
8397 { "no-frame", 0, QEMU_OPTION_no_frame
},
8398 { "alt-grab", 0, QEMU_OPTION_alt_grab
},
8399 { "no-quit", 0, QEMU_OPTION_no_quit
},
8401 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
8402 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
8403 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
8404 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
8405 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
8406 #ifdef CONFIG_CURSES
8407 { "curses", 0, QEMU_OPTION_curses
},
8410 /* temporary options */
8411 { "usb", 0, QEMU_OPTION_usb
},
8412 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
8413 { "vmwarevga", 0, QEMU_OPTION_vmsvga
},
8414 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
8415 { "no-reboot", 0, QEMU_OPTION_no_reboot
},
8416 { "show-cursor", 0, QEMU_OPTION_show_cursor
},
8417 { "daemonize", 0, QEMU_OPTION_daemonize
},
8418 { "option-rom", HAS_ARG
, QEMU_OPTION_option_rom
},
8419 #if defined(TARGET_ARM) || defined(TARGET_M68K)
8420 { "semihosting", 0, QEMU_OPTION_semihosting
},
8422 { "tdf", 0, QEMU_OPTION_tdf
}, /* enable time drift fix */
8423 { "kvm-shadow-memory", HAS_ARG
, QEMU_OPTION_kvm_shadow_memory
},
8424 { "name", HAS_ARG
, QEMU_OPTION_name
},
8425 #if defined(TARGET_SPARC)
8426 { "prom-env", HAS_ARG
, QEMU_OPTION_prom_env
},
8428 { "cpu-vendor", HAS_ARG
, QEMU_OPTION_cpu_vendor
},
8429 #if defined(TARGET_ARM)
8430 { "old-param", 0, QEMU_OPTION_old_param
},
8432 { "clock", HAS_ARG
, QEMU_OPTION_clock
},
8433 { "startdate", HAS_ARG
, QEMU_OPTION_startdate
},
8434 { "mem-path", HAS_ARG
, QEMU_OPTION_mempath
},
8438 /* password input */
8440 int qemu_key_check(BlockDriverState
*bs
, const char *name
)
8445 if (!bdrv_is_encrypted(bs
))
8448 term_printf("%s is encrypted.\n", name
);
8449 for(i
= 0; i
< 3; i
++) {
8450 monitor_readline("Password: ", 1, password
, sizeof(password
));
8451 if (bdrv_set_key(bs
, password
) == 0)
8453 term_printf("invalid password\n");
8458 static BlockDriverState
*get_bdrv(int index
)
8460 if (index
> nb_drives
)
8462 return drives_table
[index
].bdrv
;
8465 static void read_passwords(void)
8467 BlockDriverState
*bs
;
8470 for(i
= 0; i
< 6; i
++) {
8473 qemu_key_check(bs
, bdrv_get_device_name(bs
));
8477 /* XXX: currently we cannot use simultaneously different CPUs */
8478 static void register_machines(void)
8480 #if defined(TARGET_I386)
8481 qemu_register_machine(&pc_machine
);
8482 qemu_register_machine(&isapc_machine
);
8483 #elif defined(TARGET_PPC)
8484 qemu_register_machine(&heathrow_machine
);
8485 qemu_register_machine(&core99_machine
);
8486 qemu_register_machine(&prep_machine
);
8487 qemu_register_machine(&ref405ep_machine
);
8488 qemu_register_machine(&taihu_machine
);
8489 qemu_register_machine(&bamboo_machine
);
8490 #elif defined(TARGET_MIPS)
8491 qemu_register_machine(&mips_machine
);
8492 qemu_register_machine(&mips_malta_machine
);
8493 qemu_register_machine(&mips_pica61_machine
);
8494 qemu_register_machine(&mips_mipssim_machine
);
8495 #elif defined(TARGET_SPARC)
8496 #ifdef TARGET_SPARC64
8497 qemu_register_machine(&sun4u_machine
);
8499 qemu_register_machine(&ss5_machine
);
8500 qemu_register_machine(&ss10_machine
);
8501 qemu_register_machine(&ss600mp_machine
);
8502 qemu_register_machine(&ss20_machine
);
8503 qemu_register_machine(&ss2_machine
);
8504 qemu_register_machine(&ss1000_machine
);
8505 qemu_register_machine(&ss2000_machine
);
8507 #elif defined(TARGET_ARM)
8508 qemu_register_machine(&integratorcp_machine
);
8509 qemu_register_machine(&versatilepb_machine
);
8510 qemu_register_machine(&versatileab_machine
);
8511 qemu_register_machine(&realview_machine
);
8512 qemu_register_machine(&akitapda_machine
);
8513 qemu_register_machine(&spitzpda_machine
);
8514 qemu_register_machine(&borzoipda_machine
);
8515 qemu_register_machine(&terrierpda_machine
);
8516 qemu_register_machine(&palmte_machine
);
8517 qemu_register_machine(&lm3s811evb_machine
);
8518 qemu_register_machine(&lm3s6965evb_machine
);
8519 qemu_register_machine(&connex_machine
);
8520 qemu_register_machine(&verdex_machine
);
8521 qemu_register_machine(&mainstone2_machine
);
8522 #elif defined(TARGET_SH4)
8523 qemu_register_machine(&shix_machine
);
8524 qemu_register_machine(&r2d_machine
);
8525 #elif defined(TARGET_ALPHA)
8527 #elif defined(TARGET_M68K)
8528 qemu_register_machine(&mcf5208evb_machine
);
8529 qemu_register_machine(&an5206_machine
);
8530 qemu_register_machine(&dummy_m68k_machine
);
8531 #elif defined(TARGET_CRIS)
8532 qemu_register_machine(&bareetraxfs_machine
);
8533 #elif defined(TARGET_IA64)
8534 qemu_register_machine(&ipf_machine
);
8536 #error unsupported CPU
8541 struct soundhw soundhw
[] = {
8542 #ifdef HAS_AUDIO_CHOICE
8549 { .init_isa
= pcspk_audio_init
}
8554 "Creative Sound Blaster 16",
8557 { .init_isa
= SB16_init
}
8564 "Yamaha YMF262 (OPL3)",
8566 "Yamaha YM3812 (OPL2)",
8570 { .init_isa
= Adlib_init
}
8577 "Gravis Ultrasound GF1",
8580 { .init_isa
= GUS_init
}
8587 "Intel 82801AA AC97 Audio",
8590 { .init_pci
= ac97_init
}
8596 "ENSONIQ AudioPCI ES1370",
8599 { .init_pci
= es1370_init
}
8603 { NULL
, NULL
, 0, 0, { NULL
} }
8606 static void select_soundhw (const char *optarg
)
8610 if (*optarg
== '?') {
8613 printf ("Valid sound card names (comma separated):\n");
8614 for (c
= soundhw
; c
->name
; ++c
) {
8615 printf ("%-11s %s\n", c
->name
, c
->descr
);
8617 printf ("\n-soundhw all will enable all of the above\n");
8618 exit (*optarg
!= '?');
8626 if (!strcmp (optarg
, "all")) {
8627 for (c
= soundhw
; c
->name
; ++c
) {
8635 e
= strchr (p
, ',');
8636 l
= !e
? strlen (p
) : (size_t) (e
- p
);
8638 for (c
= soundhw
; c
->name
; ++c
) {
8639 if (!strncmp (c
->name
, p
, l
)) {
8648 "Unknown sound card name (too big to show)\n");
8651 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
8656 p
+= l
+ (e
!= NULL
);
8660 goto show_valid_cards
;
8666 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
8668 exit(STATUS_CONTROL_C_EXIT
);
8673 #define MAX_NET_CLIENTS 32
8675 static int saved_argc
;
8676 static char **saved_argv
;
8678 void qemu_get_launch_info(int *argc
, char ***argv
, int *opt_daemonize
, const char **opt_incoming
)
8682 *opt_daemonize
= daemonize
;
8683 *opt_incoming
= incoming
;
8687 static int gethugepagesize(void)
8691 char *needle
= "Hugepagesize:";
8693 unsigned long hugepagesize
;
8695 fd
= open("/proc/meminfo", O_RDONLY
);
8701 ret
= read(fd
, buf
, sizeof(buf
));
8707 size
= strstr(buf
, needle
);
8710 size
+= strlen(needle
);
8711 hugepagesize
= strtol(size
, NULL
, 0);
8712 return hugepagesize
;
8715 void *alloc_mem_area(unsigned long memory
, const char *path
)
8721 if (asprintf(&filename
, "%s/kvm.XXXXXX", path
) == -1)
8724 hpagesize
= gethugepagesize() * 1024;
8728 fd
= mkstemp(filename
);
8737 memory
= (memory
+hpagesize
-1) & ~(hpagesize
-1);
8739 if (ftruncate(fd
, memory
) == -1) {
8740 perror("ftruncate");
8745 area
= mmap(0, memory
, PROT_READ
|PROT_WRITE
, MAP_PRIVATE
, fd
, 0);
8746 if (area
== MAP_FAILED
) {
8755 void *qemu_alloc_physram(unsigned long memory
)
8760 area
= alloc_mem_area(memory
, mem_path
);
8762 area
= qemu_vmalloc(memory
);
8767 int main(int argc
, char **argv
)
8769 #ifdef CONFIG_GDBSTUB
8771 const char *gdbstub_port
;
8773 uint32_t boot_devices_bitmap
= 0;
8775 int snapshot
, linux_boot
, net_boot
;
8776 const char *initrd_filename
;
8777 const char *kernel_filename
, *kernel_cmdline
;
8778 const char *boot_devices
= "";
8779 DisplayState
*ds
= &display_state
;
8780 int cyls
, heads
, secs
, translation
;
8781 char net_clients
[MAX_NET_CLIENTS
][256];
8785 const char *r
, *optarg
;
8786 CharDriverState
*monitor_hd
;
8787 char monitor_device
[128];
8788 char vmchannel_devices
[MAX_VMCHANNEL_DEVICES
][128];
8789 int vmchannel_device_index
;
8790 char serial_devices
[MAX_SERIAL_PORTS
][128];
8791 int serial_device_index
;
8792 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
8793 int parallel_device_index
;
8794 const char *loadvm
= NULL
;
8795 QEMUMachine
*machine
;
8796 const char *cpu_model
;
8797 char usb_devices
[MAX_USB_CMDLINE
][128];
8798 int usb_devices_index
;
8800 const char *pid_file
= NULL
;
8806 LIST_INIT (&vm_change_state_head
);
8809 struct sigaction act
;
8810 sigfillset(&act
.sa_mask
);
8812 act
.sa_handler
= SIG_IGN
;
8813 sigaction(SIGPIPE
, &act
, NULL
);
8816 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
8817 /* Note: cpu_interrupt() is currently not SMP safe, so we force
8818 QEMU to run on a single CPU */
8823 h
= GetCurrentProcess();
8824 if (GetProcessAffinityMask(h
, &mask
, &smask
)) {
8825 for(i
= 0; i
< 32; i
++) {
8826 if (mask
& (1 << i
))
8831 SetProcessAffinityMask(h
, mask
);
8837 register_machines();
8838 machine
= first_machine
;
8840 initrd_filename
= NULL
;
8841 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
8842 vga_ram_size
= VGA_RAM_SIZE
;
8843 #ifdef CONFIG_GDBSTUB
8845 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
8850 kernel_filename
= NULL
;
8851 kernel_cmdline
= "";
8852 cyls
= heads
= secs
= 0;
8853 translation
= BIOS_ATA_TRANSLATION_AUTO
;
8854 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
8856 for(i
= 0; i
< MAX_VMCHANNEL_DEVICES
; i
++)
8857 vmchannel_devices
[i
][0] = '\0';
8858 vmchannel_device_index
= 0;
8860 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
8861 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
8862 serial_devices
[i
][0] = '\0';
8863 serial_device_index
= 0;
8865 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
8866 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
8867 parallel_devices
[i
][0] = '\0';
8868 parallel_device_index
= 0;
8870 usb_devices_index
= 0;
8878 /* default mac address of the first network interface */
8886 hda_index
= drive_add(argv
[optind
++], HD_ALIAS
, 0);
8888 const QEMUOption
*popt
;
8891 /* Treat --foo the same as -foo. */
8894 popt
= qemu_options
;
8897 fprintf(stderr
, "%s: invalid option -- '%s'\n",
8901 if (!strcmp(popt
->name
, r
+ 1))
8905 if (popt
->flags
& HAS_ARG
) {
8906 if (optind
>= argc
) {
8907 fprintf(stderr
, "%s: option '%s' requires an argument\n",
8911 optarg
= argv
[optind
++];
8916 switch(popt
->index
) {
8918 machine
= find_machine(optarg
);
8921 printf("Supported machines are:\n");
8922 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
8923 printf("%-10s %s%s\n",
8925 m
== first_machine
? " (default)" : "");
8927 exit(*optarg
!= '?');
8930 case QEMU_OPTION_cpu
:
8931 /* hw initialization will check this */
8932 if (*optarg
== '?') {
8933 /* XXX: implement xxx_cpu_list for targets that still miss it */
8934 #if defined(cpu_list)
8935 cpu_list(stdout
, &fprintf
);
8942 case QEMU_OPTION_initrd
:
8943 initrd_filename
= optarg
;
8945 case QEMU_OPTION_hda
:
8947 hda_index
= drive_add(optarg
, HD_ALIAS
, 0);
8949 hda_index
= drive_add(optarg
, HD_ALIAS
8950 ",cyls=%d,heads=%d,secs=%d%s",
8951 0, cyls
, heads
, secs
,
8952 translation
== BIOS_ATA_TRANSLATION_LBA
?
8954 translation
== BIOS_ATA_TRANSLATION_NONE
?
8955 ",trans=none" : "");
8957 case QEMU_OPTION_hdb
:
8958 case QEMU_OPTION_hdc
:
8959 case QEMU_OPTION_hdd
:
8960 drive_add(optarg
, HD_ALIAS
, popt
->index
- QEMU_OPTION_hda
);
8962 case QEMU_OPTION_drive
:
8963 drive_add(NULL
, "%s", optarg
);
8965 case QEMU_OPTION_mtdblock
:
8966 drive_add(optarg
, MTD_ALIAS
);
8968 case QEMU_OPTION_sd
:
8969 drive_add(optarg
, SD_ALIAS
);
8971 case QEMU_OPTION_pflash
:
8972 drive_add(optarg
, PFLASH_ALIAS
);
8974 case QEMU_OPTION_snapshot
:
8977 case QEMU_OPTION_hdachs
:
8981 cyls
= strtol(p
, (char **)&p
, 0);
8982 if (cyls
< 1 || cyls
> 16383)
8987 heads
= strtol(p
, (char **)&p
, 0);
8988 if (heads
< 1 || heads
> 16)
8993 secs
= strtol(p
, (char **)&p
, 0);
8994 if (secs
< 1 || secs
> 63)
8998 if (!strcmp(p
, "none"))
8999 translation
= BIOS_ATA_TRANSLATION_NONE
;
9000 else if (!strcmp(p
, "lba"))
9001 translation
= BIOS_ATA_TRANSLATION_LBA
;
9002 else if (!strcmp(p
, "auto"))
9003 translation
= BIOS_ATA_TRANSLATION_AUTO
;
9006 } else if (*p
!= '\0') {
9008 fprintf(stderr
, "qemu: invalid physical CHS format\n");
9011 if (hda_index
!= -1)
9012 snprintf(drives_opt
[hda_index
].opt
,
9013 sizeof(drives_opt
[hda_index
].opt
),
9014 HD_ALIAS
",cyls=%d,heads=%d,secs=%d%s",
9015 0, cyls
, heads
, secs
,
9016 translation
== BIOS_ATA_TRANSLATION_LBA
?
9018 translation
== BIOS_ATA_TRANSLATION_NONE
?
9019 ",trans=none" : "");
9022 case QEMU_OPTION_nographic
:
9023 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
9024 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "null");
9025 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
9028 #ifdef CONFIG_CURSES
9029 case QEMU_OPTION_curses
:
9033 case QEMU_OPTION_portrait
:
9036 case QEMU_OPTION_kernel
:
9037 kernel_filename
= optarg
;
9039 case QEMU_OPTION_append
:
9040 kernel_cmdline
= optarg
;
9042 case QEMU_OPTION_cdrom
:
9043 drive_add(optarg
, CDROM_ALIAS
);
9045 case QEMU_OPTION_boot
:
9046 boot_devices
= optarg
;
9047 /* We just do some generic consistency checks */
9049 /* Could easily be extended to 64 devices if needed */
9052 boot_devices_bitmap
= 0;
9053 for (p
= boot_devices
; *p
!= '\0'; p
++) {
9054 /* Allowed boot devices are:
9055 * a b : floppy disk drives
9056 * c ... f : IDE disk drives
9057 * g ... m : machine implementation dependant drives
9058 * n ... p : network devices
9059 * It's up to each machine implementation to check
9060 * if the given boot devices match the actual hardware
9061 * implementation and firmware features.
9063 if (*p
< 'a' || *p
> 'q') {
9064 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
9067 if (boot_devices_bitmap
& (1 << (*p
- 'a'))) {
9069 "Boot device '%c' was given twice\n",*p
);
9072 boot_devices_bitmap
|= 1 << (*p
- 'a');
9076 case QEMU_OPTION_fda
:
9077 case QEMU_OPTION_fdb
:
9078 drive_add(optarg
, FD_ALIAS
, popt
->index
- QEMU_OPTION_fda
);
9081 case QEMU_OPTION_no_fd_bootchk
:
9085 case QEMU_OPTION_no_code_copy
:
9086 code_copy_enabled
= 0;
9088 case QEMU_OPTION_net
:
9089 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
9090 fprintf(stderr
, "qemu: too many network clients\n");
9093 pstrcpy(net_clients
[nb_net_clients
],
9094 sizeof(net_clients
[0]),
9099 case QEMU_OPTION_tftp
:
9100 tftp_prefix
= optarg
;
9102 case QEMU_OPTION_bootp
:
9103 bootp_filename
= optarg
;
9106 case QEMU_OPTION_smb
:
9107 net_slirp_smb(optarg
);
9110 case QEMU_OPTION_redir
:
9111 net_slirp_redir(optarg
);
9115 case QEMU_OPTION_audio_help
:
9119 case QEMU_OPTION_soundhw
:
9120 select_soundhw (optarg
);
9127 ram_size
= (int64_t)atoi(optarg
) * 1024 * 1024;
9130 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
9131 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
9132 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
9141 mask
= cpu_str_to_log_mask(optarg
);
9143 printf("Log items (comma separated):\n");
9144 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
9145 printf("%-10s %s\n", item
->name
, item
->help
);
9152 #ifdef CONFIG_GDBSTUB
9157 gdbstub_port
= optarg
;
9163 case QEMU_OPTION_bios
:
9170 keyboard_layout
= optarg
;
9172 case QEMU_OPTION_localtime
:
9175 case QEMU_OPTION_cirrusvga
:
9176 cirrus_vga_enabled
= 1;
9179 case QEMU_OPTION_vmsvga
:
9180 cirrus_vga_enabled
= 0;
9183 case QEMU_OPTION_std_vga
:
9184 cirrus_vga_enabled
= 0;
9192 w
= strtol(p
, (char **)&p
, 10);
9195 fprintf(stderr
, "qemu: invalid resolution or depth\n");
9201 h
= strtol(p
, (char **)&p
, 10);
9206 depth
= strtol(p
, (char **)&p
, 10);
9207 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
9208 depth
!= 24 && depth
!= 32)
9210 } else if (*p
== '\0') {
9211 depth
= graphic_depth
;
9218 graphic_depth
= depth
;
9221 case QEMU_OPTION_echr
:
9224 term_escape_char
= strtol(optarg
, &r
, 0);
9226 printf("Bad argument to echr\n");
9229 case QEMU_OPTION_monitor
:
9230 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
9232 case QEMU_OPTION_balloon
:
9233 if (vmchannel_device_index
>= MAX_VMCHANNEL_DEVICES
) {
9234 fprintf(stderr
, "qemu: too many balloon/vmchannel devices\n");
9238 fprintf(stderr
, "qemu: only one balloon device can be used\n");
9241 sprintf(vmchannel_devices
[vmchannel_device_index
],"di:cdcd,%s", optarg
);
9242 vmchannel_device_index
++;
9245 case QEMU_OPTION_vmchannel
:
9246 if (vmchannel_device_index
>= MAX_VMCHANNEL_DEVICES
) {
9247 fprintf(stderr
, "qemu: too many balloon/vmchannel devices\n");
9250 pstrcpy(vmchannel_devices
[vmchannel_device_index
],
9251 sizeof(vmchannel_devices
[0]), optarg
);
9252 vmchannel_device_index
++;
9254 case QEMU_OPTION_serial
:
9255 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
9256 fprintf(stderr
, "qemu: too many serial ports\n");
9259 pstrcpy(serial_devices
[serial_device_index
],
9260 sizeof(serial_devices
[0]), optarg
);
9261 serial_device_index
++;
9263 case QEMU_OPTION_parallel
:
9264 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
9265 fprintf(stderr
, "qemu: too many parallel ports\n");
9268 pstrcpy(parallel_devices
[parallel_device_index
],
9269 sizeof(parallel_devices
[0]), optarg
);
9270 parallel_device_index
++;
9272 case QEMU_OPTION_loadvm
:
9275 case QEMU_OPTION_incoming
:
9278 case QEMU_OPTION_full_screen
:
9282 case QEMU_OPTION_no_frame
:
9285 case QEMU_OPTION_alt_grab
:
9288 case QEMU_OPTION_no_quit
:
9292 case QEMU_OPTION_pidfile
:
9296 case QEMU_OPTION_win2k_hack
:
9297 win2k_install_hack
= 1;
9301 case QEMU_OPTION_no_kqemu
:
9304 case QEMU_OPTION_kernel_kqemu
:
9309 case QEMU_OPTION_no_kvm
:
9312 case QEMU_OPTION_no_kvm_irqchip
: {
9313 extern int kvm_irqchip
, kvm_pit
;
9318 case QEMU_OPTION_no_kvm_pit
: {
9324 case QEMU_OPTION_usb
:
9327 case QEMU_OPTION_usbdevice
:
9329 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
9330 fprintf(stderr
, "Too many USB devices\n");
9333 pstrcpy(usb_devices
[usb_devices_index
],
9334 sizeof(usb_devices
[usb_devices_index
]),
9336 usb_devices_index
++;
9338 case QEMU_OPTION_smp
:
9339 smp_cpus
= atoi(optarg
);
9340 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
9341 fprintf(stderr
, "Invalid number of CPUs\n");
9345 case QEMU_OPTION_vnc
:
9346 vnc_display
= optarg
;
9348 case QEMU_OPTION_no_acpi
:
9351 case QEMU_OPTION_no_reboot
:
9354 case QEMU_OPTION_show_cursor
:
9357 case QEMU_OPTION_daemonize
:
9360 case QEMU_OPTION_option_rom
:
9361 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
9362 fprintf(stderr
, "Too many option ROMs\n");
9365 option_rom
[nb_option_roms
] = optarg
;
9368 case QEMU_OPTION_semihosting
:
9369 semihosting_enabled
= 1;
9371 case QEMU_OPTION_tdf
:
9374 case QEMU_OPTION_kvm_shadow_memory
:
9375 kvm_shadow_memory
= (int64_t)atoi(optarg
) * 1024 * 1024 / 4096;
9377 case QEMU_OPTION_mempath
:
9380 case QEMU_OPTION_name
:
9384 case QEMU_OPTION_prom_env
:
9385 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
9386 fprintf(stderr
, "Too many prom variables\n");
9389 prom_envs
[nb_prom_envs
] = optarg
;
9393 case QEMU_OPTION_cpu_vendor
:
9394 cpu_vendor_string
= optarg
;
9397 case QEMU_OPTION_old_param
:
9401 case QEMU_OPTION_clock
:
9402 configure_alarms(optarg
);
9404 case QEMU_OPTION_startdate
:
9407 time_t rtc_start_date
;
9408 if (!strcmp(optarg
, "now")) {
9409 rtc_date_offset
= -1;
9411 if (sscanf(optarg
, "%d-%d-%dT%d:%d:%d",
9419 } else if (sscanf(optarg
, "%d-%d-%d",
9422 &tm
.tm_mday
) == 3) {
9431 rtc_start_date
= mktimegm(&tm
);
9432 if (rtc_start_date
== -1) {
9434 fprintf(stderr
, "Invalid date format. Valid format are:\n"
9435 "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
9438 rtc_date_offset
= time(NULL
) - rtc_start_date
;
9450 if (pipe(fds
) == -1)
9461 len
= read(fds
[0], &status
, 1);
9462 if (len
== -1 && (errno
== EINTR
))
9467 else if (status
== 1) {
9468 fprintf(stderr
, "Could not acquire pidfile\n");
9485 signal(SIGTSTP
, SIG_IGN
);
9486 signal(SIGTTOU
, SIG_IGN
);
9487 signal(SIGTTIN
, SIG_IGN
);
9492 if (kvm_enabled()) {
9493 if (kvm_qemu_init() < 0) {
9494 extern int kvm_allowed
;
9495 fprintf(stderr
, "Could not initialize KVM, will disable KVM support\n");
9496 #ifdef NO_CPU_EMULATION
9497 fprintf(stderr
, "Compiled with --disable-cpu-emulation, exiting.\n");
9505 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
9508 write(fds
[1], &status
, 1);
9510 fprintf(stderr
, "Could not acquire pid file\n");
9518 linux_boot
= (kernel_filename
!= NULL
);
9519 net_boot
= (boot_devices_bitmap
>> ('n' - 'a')) & 0xF;
9521 /* XXX: this should not be: some embedded targets just have flash */
9522 if (!linux_boot
&& net_boot
== 0 &&
9526 /* boot to floppy or the default cd if no hard disk defined yet */
9527 if (!boot_devices
[0]) {
9528 boot_devices
= "cad";
9530 setvbuf(stdout
, NULL
, _IOLBF
, 0);
9540 /* init network clients */
9541 if (nb_net_clients
== 0) {
9542 /* if no clients, we use a default config */
9543 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
9545 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
9550 for(i
= 0;i
< nb_net_clients
; i
++) {
9551 if (net_client_init(net_clients
[i
]) < 0)
9554 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9555 if (vlan
->nb_guest_devs
== 0 && vlan
->nb_host_devs
== 0)
9557 if (vlan
->nb_guest_devs
== 0) {
9558 fprintf(stderr
, "Invalid vlan (%d) with no nics\n", vlan
->id
);
9561 if (vlan
->nb_host_devs
== 0)
9563 "Warning: vlan %d is not connected to host network\n",
9568 /* XXX: this should be moved in the PC machine instantiation code */
9569 if (net_boot
!= 0) {
9571 for (i
= 0; i
< nb_nics
&& i
< 4; i
++) {
9572 const char *model
= nd_table
[i
].model
;
9574 if (net_boot
& (1 << i
)) {
9577 snprintf(buf
, sizeof(buf
), "%s/pxe-%s.bin", bios_dir
, model
);
9578 if (get_image_size(buf
) > 0) {
9579 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
9580 fprintf(stderr
, "Too many option ROMs\n");
9583 option_rom
[nb_option_roms
] = strdup(buf
);
9590 fprintf(stderr
, "No valid PXE rom found for network device\n");
9596 /* init the memory */
9597 phys_ram_size
= ram_size
+ vga_ram_size
+ MAX_BIOS_SIZE
;
9599 /* Initialize kvm */
9600 #if defined(TARGET_I386) || defined(TARGET_X86_64)
9601 #define KVM_EXTRA_PAGES 3
9603 #define KVM_EXTRA_PAGES 0
9605 if (kvm_enabled()) {
9606 phys_ram_size
+= KVM_EXTRA_PAGES
* TARGET_PAGE_SIZE
;
9607 if (kvm_qemu_create_context() < 0) {
9608 fprintf(stderr
, "Could not create KVM context\n");
9611 #ifdef KVM_CAP_USER_MEMORY
9615 ret
= kvm_qemu_check_extension(KVM_CAP_USER_MEMORY
);
9617 phys_ram_base
= qemu_alloc_physram(phys_ram_size
);
9618 if (!phys_ram_base
) {
9619 fprintf(stderr
, "Could not allocate physical memory\n");
9626 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
9627 if (!phys_ram_base
) {
9628 fprintf(stderr
, "Could not allocate physical memory\n");
9635 /* we always create the cdrom drive, even if no disk is there */
9637 if (nb_drives_opt
< MAX_DRIVES
)
9638 drive_add(NULL
, CDROM_ALIAS
);
9640 /* we always create at least one floppy */
9642 if (nb_drives_opt
< MAX_DRIVES
)
9643 drive_add(NULL
, FD_ALIAS
, 0);
9645 /* we always create one sd slot, even if no card is in it */
9647 if (nb_drives_opt
< MAX_DRIVES
)
9648 drive_add(NULL
, SD_ALIAS
);
9650 /* open the virtual block devices
9651 * note that migration with device
9652 * hot add/remove is broken.
9654 for(i
= 0; i
< nb_drives_opt
; i
++)
9655 if (drive_init(&drives_opt
[i
], snapshot
, machine
) == -1)
9658 register_savevm("timer", 0, 2, timer_save
, timer_load
, NULL
);
9659 register_savevm("ram", 0, 3, ram_save
, ram_load
, NULL
);
9664 memset(&display_state
, 0, sizeof(display_state
));
9667 fprintf(stderr
, "fatal: -nographic can't be used with -curses\n");
9670 /* nearly nothing to do */
9671 dumb_display_init(ds
);
9672 } else if (vnc_display
!= NULL
) {
9673 vnc_display_init(ds
);
9674 if (vnc_display_open(ds
, vnc_display
) < 0)
9677 #if defined(CONFIG_CURSES)
9679 curses_display_init(ds
, full_screen
);
9683 #if defined(CONFIG_SDL)
9684 sdl_display_init(ds
, full_screen
, no_frame
);
9685 #elif defined(CONFIG_COCOA)
9686 cocoa_display_init(ds
, full_screen
);
9688 dumb_display_init(ds
);
9692 /* Maintain compatibility with multiple stdio monitors */
9693 if (!strcmp(monitor_device
,"stdio")) {
9694 for (i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
9695 if (!strcmp(serial_devices
[i
],"mon:stdio")) {
9696 monitor_device
[0] = '\0';
9698 } else if (!strcmp(serial_devices
[i
],"stdio")) {
9699 monitor_device
[0] = '\0';
9700 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "mon:stdio");
9705 if (monitor_device
[0] != '\0') {
9706 monitor_hd
= qemu_chr_open(monitor_device
);
9708 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
9711 monitor_init(monitor_hd
, !nographic
);
9714 for(i
= 0; i
< MAX_VMCHANNEL_DEVICES
; i
++) {
9715 const char *devname
= vmchannel_devices
[i
];
9716 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
9720 if (strstart(devname
, "di:", &devname
)) {
9721 devid
= strtol(devname
, &termn
, 16);
9722 devname
= termn
+ 1;
9725 fprintf(stderr
, "qemu: could not find vmchannel device id '%s'\n",
9729 vmchannel_hds
[i
] = qemu_chr_open(devname
);
9730 if (!vmchannel_hds
[i
]) {
9731 fprintf(stderr
, "qemu: could not open vmchannel device '%s'\n",
9735 vmchannel_init(vmchannel_hds
[i
], devid
, i
);
9739 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
9740 const char *devname
= serial_devices
[i
];
9741 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
9742 serial_hds
[i
] = qemu_chr_open(devname
);
9743 if (!serial_hds
[i
]) {
9744 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
9748 if (strstart(devname
, "vc", 0))
9749 qemu_chr_printf(serial_hds
[i
], "serial%d console\r\n", i
);
9753 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
9754 const char *devname
= parallel_devices
[i
];
9755 if (devname
[0] != '\0' && strcmp(devname
, "none")) {
9756 parallel_hds
[i
] = qemu_chr_open(devname
);
9757 if (!parallel_hds
[i
]) {
9758 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
9762 if (strstart(devname
, "vc", 0))
9763 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\r\n", i
);
9767 machine
->init(ram_size
, vga_ram_size
, boot_devices
, ds
,
9768 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
9770 /* init USB devices */
9772 for(i
= 0; i
< usb_devices_index
; i
++) {
9773 if (usb_device_add(usb_devices
[i
]) < 0) {
9774 fprintf(stderr
, "Warning: could not add USB device %s\n",
9780 if (display_state
.dpy_refresh
) {
9781 display_state
.gui_timer
= qemu_new_timer(rt_clock
, gui_update
, &display_state
);
9782 qemu_mod_timer(display_state
.gui_timer
, qemu_get_clock(rt_clock
));
9788 #ifdef CONFIG_GDBSTUB
9790 /* XXX: use standard host:port notation and modify options
9792 if (gdbserver_start(gdbstub_port
) < 0) {
9793 fprintf(stderr
, "qemu: could not open gdbstub device on port '%s'\n",
9805 rc
= migrate_incoming(incoming
);
9807 fprintf(stderr
, "Migration failed rc=%d\n", rc
);
9813 /* XXX: simplify init */
9826 len
= write(fds
[1], &status
, 1);
9827 if (len
== -1 && (errno
== EINTR
))
9834 TFR(fd
= open("/dev/null", O_RDWR
));
9848 #if !defined(_WIN32)
9849 /* close network clients */
9850 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
9851 VLANClientState
*vc
;
9853 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
9854 if (vc
->fd_read
== tap_receive
) {
9856 TAPState
*s
= vc
->opaque
;
9858 if (sscanf(vc
->info_str
, "tap: ifname=%63s ", ifname
) == 1 &&
9860 launch_script(s
->down_script
, ifname
, s
->fd
);