4 * Copyright (c) 2003-2005 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
34 #include <sys/times.h>
39 #include <sys/ioctl.h>
40 #include <sys/socket.h>
41 #include <netinet/in.h>
52 #include <linux/if_tun.h>
55 #include <linux/rtc.h>
56 #include <linux/ppdev.h>
61 #if defined(CONFIG_SLIRP)
67 #include <sys/timeb.h>
69 #define getopt_long_only getopt_long
70 #define memalign(align, size) malloc(size)
73 #include "qemu_socket.h"
79 #endif /* CONFIG_SDL */
83 #define main qemu_main
84 #endif /* CONFIG_COCOA */
90 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
92 //#define DEBUG_UNUSED_IOPORT
93 //#define DEBUG_IOPORT
95 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
98 #define DEFAULT_RAM_SIZE 144
100 #define DEFAULT_RAM_SIZE 128
103 #define GUI_REFRESH_INTERVAL 30
105 /* Max number of USB devices that can be specified on the commandline. */
106 #define MAX_USB_CMDLINE 8
108 /* XXX: use a two level table to limit memory usage */
109 #define MAX_IOPORTS 65536
111 const char *bios_dir
= CONFIG_QEMU_SHAREDIR
;
112 char phys_ram_file
[1024];
113 void *ioport_opaque
[MAX_IOPORTS
];
114 IOPortReadFunc
*ioport_read_table
[3][MAX_IOPORTS
];
115 IOPortWriteFunc
*ioport_write_table
[3][MAX_IOPORTS
];
116 BlockDriverState
*bs_table
[MAX_DISKS
], *fd_table
[MAX_FD
];
119 static DisplayState display_state
;
121 const char* keyboard_layout
= NULL
;
122 int64_t ticks_per_sec
;
123 int boot_device
= 'c';
125 int pit_min_timer_count
= 0;
127 NICInfo nd_table
[MAX_NICS
];
128 QEMUTimer
*gui_timer
;
131 int cirrus_vga_enabled
= 1;
133 int graphic_width
= 1024;
134 int graphic_height
= 768;
136 int graphic_width
= 800;
137 int graphic_height
= 600;
139 int graphic_depth
= 15;
141 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
142 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
144 int win2k_install_hack
= 0;
147 static VLANState
*first_vlan
;
149 int vnc_display
= -1;
150 #if defined(TARGET_SPARC)
152 #elif defined(TARGET_I386)
157 int acpi_enabled
= 1;
160 /***********************************************************/
161 /* x86 ISA bus support */
163 target_phys_addr_t isa_mem_base
= 0;
166 uint32_t default_ioport_readb(void *opaque
, uint32_t address
)
168 #ifdef DEBUG_UNUSED_IOPORT
169 fprintf(stderr
, "inb: port=0x%04x\n", address
);
174 void default_ioport_writeb(void *opaque
, uint32_t address
, uint32_t data
)
176 #ifdef DEBUG_UNUSED_IOPORT
177 fprintf(stderr
, "outb: port=0x%04x data=0x%02x\n", address
, data
);
181 /* default is to make two byte accesses */
182 uint32_t default_ioport_readw(void *opaque
, uint32_t address
)
185 data
= ioport_read_table
[0][address
](ioport_opaque
[address
], address
);
186 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
187 data
|= ioport_read_table
[0][address
](ioport_opaque
[address
], address
) << 8;
191 void default_ioport_writew(void *opaque
, uint32_t address
, uint32_t data
)
193 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, data
& 0xff);
194 address
= (address
+ 1) & (MAX_IOPORTS
- 1);
195 ioport_write_table
[0][address
](ioport_opaque
[address
], address
, (data
>> 8) & 0xff);
198 uint32_t default_ioport_readl(void *opaque
, uint32_t address
)
200 #ifdef DEBUG_UNUSED_IOPORT
201 fprintf(stderr
, "inl: port=0x%04x\n", address
);
206 void default_ioport_writel(void *opaque
, uint32_t address
, uint32_t data
)
208 #ifdef DEBUG_UNUSED_IOPORT
209 fprintf(stderr
, "outl: port=0x%04x data=0x%02x\n", address
, data
);
213 void init_ioports(void)
217 for(i
= 0; i
< MAX_IOPORTS
; i
++) {
218 ioport_read_table
[0][i
] = default_ioport_readb
;
219 ioport_write_table
[0][i
] = default_ioport_writeb
;
220 ioport_read_table
[1][i
] = default_ioport_readw
;
221 ioport_write_table
[1][i
] = default_ioport_writew
;
222 ioport_read_table
[2][i
] = default_ioport_readl
;
223 ioport_write_table
[2][i
] = default_ioport_writel
;
227 /* size is the word size in byte */
228 int register_ioport_read(int start
, int length
, int size
,
229 IOPortReadFunc
*func
, void *opaque
)
235 } else if (size
== 2) {
237 } else if (size
== 4) {
240 hw_error("register_ioport_read: invalid size");
243 for(i
= start
; i
< start
+ length
; i
+= size
) {
244 ioport_read_table
[bsize
][i
] = func
;
245 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
246 hw_error("register_ioport_read: invalid opaque");
247 ioport_opaque
[i
] = opaque
;
252 /* size is the word size in byte */
253 int register_ioport_write(int start
, int length
, int size
,
254 IOPortWriteFunc
*func
, void *opaque
)
260 } else if (size
== 2) {
262 } else if (size
== 4) {
265 hw_error("register_ioport_write: invalid size");
268 for(i
= start
; i
< start
+ length
; i
+= size
) {
269 ioport_write_table
[bsize
][i
] = func
;
270 if (ioport_opaque
[i
] != NULL
&& ioport_opaque
[i
] != opaque
)
271 hw_error("register_ioport_read: invalid opaque");
272 ioport_opaque
[i
] = opaque
;
277 void isa_unassign_ioport(int start
, int length
)
281 for(i
= start
; i
< start
+ length
; i
++) {
282 ioport_read_table
[0][i
] = default_ioport_readb
;
283 ioport_read_table
[1][i
] = default_ioport_readw
;
284 ioport_read_table
[2][i
] = default_ioport_readl
;
286 ioport_write_table
[0][i
] = default_ioport_writeb
;
287 ioport_write_table
[1][i
] = default_ioport_writew
;
288 ioport_write_table
[2][i
] = default_ioport_writel
;
292 /***********************************************************/
294 void pstrcpy(char *buf
, int buf_size
, const char *str
)
304 if (c
== 0 || q
>= buf
+ buf_size
- 1)
311 /* strcat and truncate. */
312 char *pstrcat(char *buf
, int buf_size
, const char *s
)
317 pstrcpy(buf
+ len
, buf_size
- len
, s
);
321 int strstart(const char *str
, const char *val
, const char **ptr
)
337 void cpu_outb(CPUState
*env
, int addr
, int val
)
340 if (loglevel
& CPU_LOG_IOPORT
)
341 fprintf(logfile
, "outb: %04x %02x\n", addr
, val
);
343 ioport_write_table
[0][addr
](ioport_opaque
[addr
], addr
, val
);
346 env
->last_io_time
= cpu_get_time_fast();
350 void cpu_outw(CPUState
*env
, int addr
, int val
)
353 if (loglevel
& CPU_LOG_IOPORT
)
354 fprintf(logfile
, "outw: %04x %04x\n", addr
, val
);
356 ioport_write_table
[1][addr
](ioport_opaque
[addr
], addr
, val
);
359 env
->last_io_time
= cpu_get_time_fast();
363 void cpu_outl(CPUState
*env
, int addr
, int val
)
366 if (loglevel
& CPU_LOG_IOPORT
)
367 fprintf(logfile
, "outl: %04x %08x\n", addr
, val
);
369 ioport_write_table
[2][addr
](ioport_opaque
[addr
], addr
, val
);
372 env
->last_io_time
= cpu_get_time_fast();
376 int cpu_inb(CPUState
*env
, int addr
)
379 val
= ioport_read_table
[0][addr
](ioport_opaque
[addr
], addr
);
381 if (loglevel
& CPU_LOG_IOPORT
)
382 fprintf(logfile
, "inb : %04x %02x\n", addr
, val
);
386 env
->last_io_time
= cpu_get_time_fast();
391 int cpu_inw(CPUState
*env
, int addr
)
394 val
= ioport_read_table
[1][addr
](ioport_opaque
[addr
], addr
);
396 if (loglevel
& CPU_LOG_IOPORT
)
397 fprintf(logfile
, "inw : %04x %04x\n", addr
, val
);
401 env
->last_io_time
= cpu_get_time_fast();
406 int cpu_inl(CPUState
*env
, int addr
)
409 val
= ioport_read_table
[2][addr
](ioport_opaque
[addr
], addr
);
411 if (loglevel
& CPU_LOG_IOPORT
)
412 fprintf(logfile
, "inl : %04x %08x\n", addr
, val
);
416 env
->last_io_time
= cpu_get_time_fast();
421 /***********************************************************/
422 void hw_error(const char *fmt
, ...)
428 fprintf(stderr
, "qemu: hardware error: ");
429 vfprintf(stderr
, fmt
, ap
);
430 fprintf(stderr
, "\n");
431 for(env
= first_cpu
; env
!= NULL
; env
= env
->next_cpu
) {
432 fprintf(stderr
, "CPU #%d:\n", env
->cpu_index
);
434 cpu_dump_state(env
, stderr
, fprintf
, X86_DUMP_FPU
);
436 cpu_dump_state(env
, stderr
, fprintf
, 0);
443 /***********************************************************/
446 static QEMUPutKBDEvent
*qemu_put_kbd_event
;
447 static void *qemu_put_kbd_event_opaque
;
448 static QEMUPutMouseEvent
*qemu_put_mouse_event
;
449 static void *qemu_put_mouse_event_opaque
;
450 static int qemu_put_mouse_event_absolute
;
452 void qemu_add_kbd_event_handler(QEMUPutKBDEvent
*func
, void *opaque
)
454 qemu_put_kbd_event_opaque
= opaque
;
455 qemu_put_kbd_event
= func
;
458 void qemu_add_mouse_event_handler(QEMUPutMouseEvent
*func
, void *opaque
, int absolute
)
460 qemu_put_mouse_event_opaque
= opaque
;
461 qemu_put_mouse_event
= func
;
462 qemu_put_mouse_event_absolute
= absolute
;
465 void kbd_put_keycode(int keycode
)
467 if (qemu_put_kbd_event
) {
468 qemu_put_kbd_event(qemu_put_kbd_event_opaque
, keycode
);
472 void kbd_mouse_event(int dx
, int dy
, int dz
, int buttons_state
)
474 if (qemu_put_mouse_event
) {
475 qemu_put_mouse_event(qemu_put_mouse_event_opaque
,
476 dx
, dy
, dz
, buttons_state
);
480 int kbd_mouse_is_absolute(void)
482 return qemu_put_mouse_event_absolute
;
485 /***********************************************************/
488 #if defined(__powerpc__)
490 static inline uint32_t get_tbl(void)
493 asm volatile("mftb %0" : "=r" (tbl
));
497 static inline uint32_t get_tbu(void)
500 asm volatile("mftbu %0" : "=r" (tbl
));
504 int64_t cpu_get_real_ticks(void)
507 /* NOTE: we test if wrapping has occurred */
513 return ((int64_t)h
<< 32) | l
;
516 #elif defined(__i386__)
518 int64_t cpu_get_real_ticks(void)
522 QueryPerformanceCounter(&ti
);
526 asm volatile ("rdtsc" : "=A" (val
));
531 #elif defined(__x86_64__)
533 int64_t cpu_get_real_ticks(void)
537 asm volatile("rdtsc" : "=a" (low
), "=d" (high
));
544 #elif defined(__ia64)
546 int64_t cpu_get_real_ticks(void)
549 asm volatile ("mov %0 = ar.itc" : "=r"(val
) :: "memory");
553 #elif defined(__s390__)
555 int64_t cpu_get_real_ticks(void)
558 asm volatile("stck 0(%1)" : "=m" (val
) : "a" (&val
) : "cc");
562 #elif defined(__sparc__) && defined(HOST_SOLARIS)
564 uint64_t cpu_get_real_ticks (void)
568 asm volatile("rd %%tick,%0" : "=r"(rval
));
578 asm volatile("rd %%tick,%1; srlx %1,32,%0"
579 : "=r"(rval
.i32
.high
), "=r"(rval
.i32
.low
));
585 #error unsupported CPU
588 static int64_t cpu_ticks_prev
;
589 static int64_t cpu_ticks_offset
;
590 static int cpu_ticks_enabled
;
592 static inline int64_t cpu_get_ticks(void)
594 if (!cpu_ticks_enabled
) {
595 return cpu_ticks_offset
;
598 ticks
= cpu_get_real_ticks();
599 if (cpu_ticks_prev
> ticks
) {
600 /* Note: non increasing ticks may happen if the host uses
602 cpu_ticks_offset
+= cpu_ticks_prev
- ticks
;
604 cpu_ticks_prev
= ticks
;
605 return ticks
+ cpu_ticks_offset
;
609 /* enable cpu_get_ticks() */
610 void cpu_enable_ticks(void)
612 if (!cpu_ticks_enabled
) {
613 cpu_ticks_offset
-= cpu_get_real_ticks();
614 cpu_ticks_enabled
= 1;
618 /* disable cpu_get_ticks() : the clock is stopped. You must not call
619 cpu_get_ticks() after that. */
620 void cpu_disable_ticks(void)
622 if (cpu_ticks_enabled
) {
623 cpu_ticks_offset
= cpu_get_ticks();
624 cpu_ticks_enabled
= 0;
629 void cpu_calibrate_ticks(void)
634 ret
= QueryPerformanceFrequency(&freq
);
636 fprintf(stderr
, "Could not calibrate ticks\n");
639 ticks_per_sec
= freq
.QuadPart
;
643 static int64_t get_clock(void)
646 gettimeofday(&tv
, NULL
);
647 return tv
.tv_sec
* 1000000LL + tv
.tv_usec
;
650 void cpu_calibrate_ticks(void)
655 ticks
= cpu_get_real_ticks();
657 usec
= get_clock() - usec
;
658 ticks
= cpu_get_real_ticks() - ticks
;
659 ticks_per_sec
= (ticks
* 1000000LL + (usec
>> 1)) / usec
;
663 /* compute with 96 bit intermediate result: (a*b)/c */
664 uint64_t muldiv64(uint64_t a
, uint32_t b
, uint32_t c
)
669 #ifdef WORDS_BIGENDIAN
679 rl
= (uint64_t)u
.l
.low
* (uint64_t)b
;
680 rh
= (uint64_t)u
.l
.high
* (uint64_t)b
;
683 res
.l
.low
= (((rh
% c
) << 32) + (rl
& 0xffffffff)) / c
;
687 #define QEMU_TIMER_REALTIME 0
688 #define QEMU_TIMER_VIRTUAL 1
692 /* XXX: add frequency */
700 struct QEMUTimer
*next
;
706 static QEMUTimer
*active_timers
[2];
708 static MMRESULT timerID
;
709 static HANDLE host_alarm
= NULL
;
710 static unsigned int period
= 1;
712 /* frequency of the times() clock tick */
713 static int timer_freq
;
716 QEMUClock
*qemu_new_clock(int type
)
719 clock
= qemu_mallocz(sizeof(QEMUClock
));
726 QEMUTimer
*qemu_new_timer(QEMUClock
*clock
, QEMUTimerCB
*cb
, void *opaque
)
730 ts
= qemu_mallocz(sizeof(QEMUTimer
));
737 void qemu_free_timer(QEMUTimer
*ts
)
742 /* stop a timer, but do not dealloc it */
743 void qemu_del_timer(QEMUTimer
*ts
)
747 /* NOTE: this code must be signal safe because
748 qemu_timer_expired() can be called from a signal. */
749 pt
= &active_timers
[ts
->clock
->type
];
762 /* modify the current timer so that it will be fired when current_time
763 >= expire_time. The corresponding callback will be called. */
764 void qemu_mod_timer(QEMUTimer
*ts
, int64_t expire_time
)
770 /* add the timer in the sorted list */
771 /* NOTE: this code must be signal safe because
772 qemu_timer_expired() can be called from a signal. */
773 pt
= &active_timers
[ts
->clock
->type
];
778 if (t
->expire_time
> expire_time
)
782 ts
->expire_time
= expire_time
;
787 int qemu_timer_pending(QEMUTimer
*ts
)
790 for(t
= active_timers
[ts
->clock
->type
]; t
!= NULL
; t
= t
->next
) {
797 static inline int qemu_timer_expired(QEMUTimer
*timer_head
, int64_t current_time
)
801 return (timer_head
->expire_time
<= current_time
);
804 static void qemu_run_timers(QEMUTimer
**ptimer_head
, int64_t current_time
)
810 if (!ts
|| ts
->expire_time
> current_time
)
812 /* remove timer from the list before calling the callback */
813 *ptimer_head
= ts
->next
;
816 /* run the callback (the timer list can be modified) */
821 int64_t qemu_get_clock(QEMUClock
*clock
)
823 switch(clock
->type
) {
824 case QEMU_TIMER_REALTIME
:
826 return GetTickCount();
831 /* Note that using gettimeofday() is not a good solution
832 for timers because its value change when the date is
834 if (timer_freq
== 100) {
835 return times(&tp
) * 10;
837 return ((int64_t)times(&tp
) * 1000) / timer_freq
;
842 case QEMU_TIMER_VIRTUAL
:
843 return cpu_get_ticks();
848 void qemu_put_timer(QEMUFile
*f
, QEMUTimer
*ts
)
850 uint64_t expire_time
;
852 if (qemu_timer_pending(ts
)) {
853 expire_time
= ts
->expire_time
;
857 qemu_put_be64(f
, expire_time
);
860 void qemu_get_timer(QEMUFile
*f
, QEMUTimer
*ts
)
862 uint64_t expire_time
;
864 expire_time
= qemu_get_be64(f
);
865 if (expire_time
!= -1) {
866 qemu_mod_timer(ts
, expire_time
);
872 static void timer_save(QEMUFile
*f
, void *opaque
)
874 if (cpu_ticks_enabled
) {
875 hw_error("cannot save state if virtual timers are running");
877 qemu_put_be64s(f
, &cpu_ticks_offset
);
878 qemu_put_be64s(f
, &ticks_per_sec
);
881 static int timer_load(QEMUFile
*f
, void *opaque
, int version_id
)
885 if (cpu_ticks_enabled
) {
888 qemu_get_be64s(f
, &cpu_ticks_offset
);
889 qemu_get_be64s(f
, &ticks_per_sec
);
894 void CALLBACK
host_alarm_handler(UINT uTimerID
, UINT uMsg
,
895 DWORD_PTR dwUser
, DWORD_PTR dw1
, DWORD_PTR dw2
)
897 static void host_alarm_handler(int host_signum
)
901 #define DISP_FREQ 1000
903 static int64_t delta_min
= INT64_MAX
;
904 static int64_t delta_max
, delta_cum
, last_clock
, delta
, ti
;
906 ti
= qemu_get_clock(vm_clock
);
907 if (last_clock
!= 0) {
908 delta
= ti
- last_clock
;
909 if (delta
< delta_min
)
911 if (delta
> delta_max
)
914 if (++count
== DISP_FREQ
) {
915 printf("timer: min=%" PRId64
" us max=%" PRId64
" us avg=%" PRId64
" us avg_freq=%0.3f Hz\n",
916 muldiv64(delta_min
, 1000000, ticks_per_sec
),
917 muldiv64(delta_max
, 1000000, ticks_per_sec
),
918 muldiv64(delta_cum
, 1000000 / DISP_FREQ
, ticks_per_sec
),
919 (double)ticks_per_sec
/ ((double)delta_cum
/ DISP_FREQ
));
921 delta_min
= INT64_MAX
;
929 if (qemu_timer_expired(active_timers
[QEMU_TIMER_VIRTUAL
],
930 qemu_get_clock(vm_clock
)) ||
931 qemu_timer_expired(active_timers
[QEMU_TIMER_REALTIME
],
932 qemu_get_clock(rt_clock
))) {
934 SetEvent(host_alarm
);
936 CPUState
*env
= cpu_single_env
;
938 /* stop the currently executing cpu because a timer occured */
939 cpu_interrupt(env
, CPU_INTERRUPT_EXIT
);
941 if (env
->kqemu_enabled
) {
942 kqemu_cpu_interrupt(env
);
951 #if defined(__linux__)
953 #define RTC_FREQ 1024
957 static int start_rtc_timer(void)
959 rtc_fd
= open("/dev/rtc", O_RDONLY
);
962 if (ioctl(rtc_fd
, RTC_IRQP_SET
, RTC_FREQ
) < 0) {
963 fprintf(stderr
, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
964 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
965 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
968 if (ioctl(rtc_fd
, RTC_PIE_ON
, 0) < 0) {
973 pit_min_timer_count
= PIT_FREQ
/ RTC_FREQ
;
979 static int start_rtc_timer(void)
984 #endif /* !defined(__linux__) */
986 #endif /* !defined(_WIN32) */
988 static void init_timers(void)
990 rt_clock
= qemu_new_clock(QEMU_TIMER_REALTIME
);
991 vm_clock
= qemu_new_clock(QEMU_TIMER_VIRTUAL
);
998 ZeroMemory(&tc
, sizeof(TIMECAPS
));
999 timeGetDevCaps(&tc
, sizeof(TIMECAPS
));
1000 if (period
< tc
.wPeriodMin
)
1001 period
= tc
.wPeriodMin
;
1002 timeBeginPeriod(period
);
1003 timerID
= timeSetEvent(1, // interval (ms)
1004 period
, // resolution
1005 host_alarm_handler
, // function
1006 (DWORD
)&count
, // user parameter
1007 TIME_PERIODIC
| TIME_CALLBACK_FUNCTION
);
1009 perror("failed timer alarm");
1012 host_alarm
= CreateEvent(NULL
, FALSE
, FALSE
, NULL
);
1014 perror("failed CreateEvent");
1017 qemu_add_wait_object(host_alarm
, NULL
, NULL
);
1019 pit_min_timer_count
= ((uint64_t)10000 * PIT_FREQ
) / 1000000;
1022 struct sigaction act
;
1023 struct itimerval itv
;
1025 /* get times() syscall frequency */
1026 timer_freq
= sysconf(_SC_CLK_TCK
);
1029 sigfillset(&act
.sa_mask
);
1031 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1032 act
.sa_flags
|= SA_ONSTACK
;
1034 act
.sa_handler
= host_alarm_handler
;
1035 sigaction(SIGALRM
, &act
, NULL
);
1037 itv
.it_interval
.tv_sec
= 0;
1038 itv
.it_interval
.tv_usec
= 999; /* for i386 kernel 2.6 to get 1 ms */
1039 itv
.it_value
.tv_sec
= 0;
1040 itv
.it_value
.tv_usec
= 10 * 1000;
1041 setitimer(ITIMER_REAL
, &itv
, NULL
);
1042 /* we probe the tick duration of the kernel to inform the user if
1043 the emulated kernel requested a too high timer frequency */
1044 getitimer(ITIMER_REAL
, &itv
);
1046 #if defined(__linux__)
1047 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1048 have timers with 1 ms resolution. The correct solution will
1049 be to use the POSIX real time timers available in recent
1051 if (itv
.it_interval
.tv_usec
> 1000 || 1) {
1052 /* try to use /dev/rtc to have a faster timer */
1053 if (start_rtc_timer() < 0)
1055 /* disable itimer */
1056 itv
.it_interval
.tv_sec
= 0;
1057 itv
.it_interval
.tv_usec
= 0;
1058 itv
.it_value
.tv_sec
= 0;
1059 itv
.it_value
.tv_usec
= 0;
1060 setitimer(ITIMER_REAL
, &itv
, NULL
);
1063 sigaction(SIGIO
, &act
, NULL
);
1064 fcntl(rtc_fd
, F_SETFL
, O_ASYNC
);
1065 fcntl(rtc_fd
, F_SETOWN
, getpid());
1067 #endif /* defined(__linux__) */
1070 pit_min_timer_count
= ((uint64_t)itv
.it_interval
.tv_usec
*
1071 PIT_FREQ
) / 1000000;
1077 void quit_timers(void)
1080 timeKillEvent(timerID
);
1081 timeEndPeriod(period
);
1083 CloseHandle(host_alarm
);
1089 /***********************************************************/
1090 /* character device */
1092 int qemu_chr_write(CharDriverState
*s
, const uint8_t *buf
, int len
)
1094 return s
->chr_write(s
, buf
, len
);
1097 int qemu_chr_ioctl(CharDriverState
*s
, int cmd
, void *arg
)
1101 return s
->chr_ioctl(s
, cmd
, arg
);
1104 void qemu_chr_printf(CharDriverState
*s
, const char *fmt
, ...)
1109 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
1110 qemu_chr_write(s
, buf
, strlen(buf
));
1114 void qemu_chr_send_event(CharDriverState
*s
, int event
)
1116 if (s
->chr_send_event
)
1117 s
->chr_send_event(s
, event
);
1120 void qemu_chr_add_read_handler(CharDriverState
*s
,
1121 IOCanRWHandler
*fd_can_read
,
1122 IOReadHandler
*fd_read
, void *opaque
)
1124 s
->chr_add_read_handler(s
, fd_can_read
, fd_read
, opaque
);
1127 void qemu_chr_add_event_handler(CharDriverState
*s
, IOEventHandler
*chr_event
)
1129 s
->chr_event
= chr_event
;
1132 static int null_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1137 static void null_chr_add_read_handler(CharDriverState
*chr
,
1138 IOCanRWHandler
*fd_can_read
,
1139 IOReadHandler
*fd_read
, void *opaque
)
1143 CharDriverState
*qemu_chr_open_null(void)
1145 CharDriverState
*chr
;
1147 chr
= qemu_mallocz(sizeof(CharDriverState
));
1150 chr
->chr_write
= null_chr_write
;
1151 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1157 static void socket_cleanup(void)
1162 static int socket_init(void)
1167 ret
= WSAStartup(MAKEWORD(2,2), &Data
);
1169 err
= WSAGetLastError();
1170 fprintf(stderr
, "WSAStartup: %d\n", err
);
1173 atexit(socket_cleanup
);
1177 static int send_all(int fd
, const uint8_t *buf
, int len1
)
1183 ret
= send(fd
, buf
, len
, 0);
1186 errno
= WSAGetLastError();
1187 if (errno
!= WSAEWOULDBLOCK
) {
1190 } else if (ret
== 0) {
1200 void socket_set_nonblock(int fd
)
1202 unsigned long opt
= 1;
1203 ioctlsocket(fd
, FIONBIO
, &opt
);
1208 static int unix_write(int fd
, const uint8_t *buf
, int len1
)
1214 ret
= write(fd
, buf
, len
);
1216 if (errno
!= EINTR
&& errno
!= EAGAIN
)
1218 } else if (ret
== 0) {
1228 static inline int send_all(int fd
, const uint8_t *buf
, int len1
)
1230 return unix_write(fd
, buf
, len1
);
1233 void socket_set_nonblock(int fd
)
1235 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1237 #endif /* !_WIN32 */
1243 IOCanRWHandler
*fd_can_read
;
1244 IOReadHandler
*fd_read
;
1249 #define STDIO_MAX_CLIENTS 2
1251 static int stdio_nb_clients
;
1252 static CharDriverState
*stdio_clients
[STDIO_MAX_CLIENTS
];
1254 static int fd_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
1256 FDCharDriver
*s
= chr
->opaque
;
1257 return unix_write(s
->fd_out
, buf
, len
);
1260 static int fd_chr_read_poll(void *opaque
)
1262 CharDriverState
*chr
= opaque
;
1263 FDCharDriver
*s
= chr
->opaque
;
1265 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
1269 static void fd_chr_read(void *opaque
)
1271 CharDriverState
*chr
= opaque
;
1272 FDCharDriver
*s
= chr
->opaque
;
1277 if (len
> s
->max_size
)
1281 size
= read(s
->fd_in
, buf
, len
);
1283 s
->fd_read(s
->fd_opaque
, buf
, size
);
1287 static void fd_chr_add_read_handler(CharDriverState
*chr
,
1288 IOCanRWHandler
*fd_can_read
,
1289 IOReadHandler
*fd_read
, void *opaque
)
1291 FDCharDriver
*s
= chr
->opaque
;
1293 if (s
->fd_in
>= 0) {
1294 s
->fd_can_read
= fd_can_read
;
1295 s
->fd_read
= fd_read
;
1296 s
->fd_opaque
= opaque
;
1297 if (nographic
&& s
->fd_in
== 0) {
1299 qemu_set_fd_handler2(s
->fd_in
, fd_chr_read_poll
,
1300 fd_chr_read
, NULL
, chr
);
1305 /* open a character device to a unix fd */
1306 CharDriverState
*qemu_chr_open_fd(int fd_in
, int fd_out
)
1308 CharDriverState
*chr
;
1311 chr
= qemu_mallocz(sizeof(CharDriverState
));
1314 s
= qemu_mallocz(sizeof(FDCharDriver
));
1322 chr
->chr_write
= fd_chr_write
;
1323 chr
->chr_add_read_handler
= fd_chr_add_read_handler
;
1327 CharDriverState
*qemu_chr_open_file_out(const char *file_out
)
1331 fd_out
= open(file_out
, O_WRONLY
| O_TRUNC
| O_CREAT
| O_BINARY
, 0666);
1334 return qemu_chr_open_fd(-1, fd_out
);
1337 CharDriverState
*qemu_chr_open_pipe(const char *filename
)
1341 fd
= open(filename
, O_RDWR
| O_BINARY
);
1344 return qemu_chr_open_fd(fd
, fd
);
1348 /* for STDIO, we handle the case where several clients use it
1351 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1353 #define TERM_FIFO_MAX_SIZE 1
1355 static int term_got_escape
, client_index
;
1356 static uint8_t term_fifo
[TERM_FIFO_MAX_SIZE
];
1359 void term_print_help(void)
1362 "C-a h print this help\n"
1363 "C-a x exit emulator\n"
1364 "C-a s save disk data back to file (if -snapshot)\n"
1365 "C-a b send break (magic sysrq)\n"
1366 "C-a c switch between console and monitor\n"
1367 "C-a C-a send C-a\n"
1371 /* called when a char is received */
1372 static void stdio_received_byte(int ch
)
1374 if (term_got_escape
) {
1375 term_got_escape
= 0;
1386 for (i
= 0; i
< MAX_DISKS
; i
++) {
1388 bdrv_commit(bs_table
[i
]);
1393 if (client_index
< stdio_nb_clients
) {
1394 CharDriverState
*chr
;
1397 chr
= stdio_clients
[client_index
];
1399 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
1404 if (client_index
>= stdio_nb_clients
)
1406 if (client_index
== 0) {
1407 /* send a new line in the monitor to get the prompt */
1415 } else if (ch
== TERM_ESCAPE
) {
1416 term_got_escape
= 1;
1419 if (client_index
< stdio_nb_clients
) {
1421 CharDriverState
*chr
;
1424 chr
= stdio_clients
[client_index
];
1426 if (s
->fd_can_read(s
->fd_opaque
) > 0) {
1428 s
->fd_read(s
->fd_opaque
, buf
, 1);
1429 } else if (term_fifo_size
== 0) {
1430 term_fifo
[term_fifo_size
++] = ch
;
1436 static int stdio_read_poll(void *opaque
)
1438 CharDriverState
*chr
;
1441 if (client_index
< stdio_nb_clients
) {
1442 chr
= stdio_clients
[client_index
];
1444 /* try to flush the queue if needed */
1445 if (term_fifo_size
!= 0 && s
->fd_can_read(s
->fd_opaque
) > 0) {
1446 s
->fd_read(s
->fd_opaque
, term_fifo
, 1);
1449 /* see if we can absorb more chars */
1450 if (term_fifo_size
== 0)
1459 static void stdio_read(void *opaque
)
1464 size
= read(0, buf
, 1);
1466 stdio_received_byte(buf
[0]);
1469 /* init terminal so that we can grab keys */
1470 static struct termios oldtty
;
1471 static int old_fd0_flags
;
1473 static void term_exit(void)
1475 tcsetattr (0, TCSANOW
, &oldtty
);
1476 fcntl(0, F_SETFL
, old_fd0_flags
);
1479 static void term_init(void)
1483 tcgetattr (0, &tty
);
1485 old_fd0_flags
= fcntl(0, F_GETFL
);
1487 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1488 |INLCR
|IGNCR
|ICRNL
|IXON
);
1489 tty
.c_oflag
|= OPOST
;
1490 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
);
1491 /* if graphical mode, we allow Ctrl-C handling */
1493 tty
.c_lflag
&= ~ISIG
;
1494 tty
.c_cflag
&= ~(CSIZE
|PARENB
);
1497 tty
.c_cc
[VTIME
] = 0;
1499 tcsetattr (0, TCSANOW
, &tty
);
1503 fcntl(0, F_SETFL
, O_NONBLOCK
);
1506 CharDriverState
*qemu_chr_open_stdio(void)
1508 CharDriverState
*chr
;
1511 if (stdio_nb_clients
>= STDIO_MAX_CLIENTS
)
1513 chr
= qemu_chr_open_fd(0, 1);
1514 if (stdio_nb_clients
== 0)
1515 qemu_set_fd_handler2(0, stdio_read_poll
, stdio_read
, NULL
, NULL
);
1516 client_index
= stdio_nb_clients
;
1518 if (stdio_nb_clients
!= 0)
1520 chr
= qemu_chr_open_fd(0, 1);
1522 stdio_clients
[stdio_nb_clients
++] = chr
;
1523 if (stdio_nb_clients
== 1) {
1524 /* set the terminal in raw mode */
1530 #if defined(__linux__)
1531 CharDriverState
*qemu_chr_open_pty(void)
1534 char slave_name
[1024];
1535 int master_fd
, slave_fd
;
1537 /* Not satisfying */
1538 if (openpty(&master_fd
, &slave_fd
, slave_name
, NULL
, NULL
) < 0) {
1542 /* Disabling local echo and line-buffered output */
1543 tcgetattr (master_fd
, &tty
);
1544 tty
.c_lflag
&= ~(ECHO
|ICANON
|ISIG
);
1546 tty
.c_cc
[VTIME
] = 0;
1547 tcsetattr (master_fd
, TCSAFLUSH
, &tty
);
1549 fprintf(stderr
, "char device redirected to %s\n", slave_name
);
1550 return qemu_chr_open_fd(master_fd
, master_fd
);
1553 static void tty_serial_init(int fd
, int speed
,
1554 int parity
, int data_bits
, int stop_bits
)
1560 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1561 speed
, parity
, data_bits
, stop_bits
);
1563 tcgetattr (fd
, &tty
);
1605 cfsetispeed(&tty
, spd
);
1606 cfsetospeed(&tty
, spd
);
1608 tty
.c_iflag
&= ~(IGNBRK
|BRKINT
|PARMRK
|ISTRIP
1609 |INLCR
|IGNCR
|ICRNL
|IXON
);
1610 tty
.c_oflag
|= OPOST
;
1611 tty
.c_lflag
&= ~(ECHO
|ECHONL
|ICANON
|IEXTEN
|ISIG
);
1612 tty
.c_cflag
&= ~(CSIZE
|PARENB
|PARODD
|CRTSCTS
);
1633 tty
.c_cflag
|= PARENB
;
1636 tty
.c_cflag
|= PARENB
| PARODD
;
1640 tcsetattr (fd
, TCSANOW
, &tty
);
1643 static int tty_serial_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1645 FDCharDriver
*s
= chr
->opaque
;
1648 case CHR_IOCTL_SERIAL_SET_PARAMS
:
1650 QEMUSerialSetParams
*ssp
= arg
;
1651 tty_serial_init(s
->fd_in
, ssp
->speed
, ssp
->parity
,
1652 ssp
->data_bits
, ssp
->stop_bits
);
1655 case CHR_IOCTL_SERIAL_SET_BREAK
:
1657 int enable
= *(int *)arg
;
1659 tcsendbreak(s
->fd_in
, 1);
1668 CharDriverState
*qemu_chr_open_tty(const char *filename
)
1670 CharDriverState
*chr
;
1673 fd
= open(filename
, O_RDWR
| O_NONBLOCK
);
1676 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
1677 tty_serial_init(fd
, 115200, 'N', 8, 1);
1678 chr
= qemu_chr_open_fd(fd
, fd
);
1681 chr
->chr_ioctl
= tty_serial_ioctl
;
1685 static int pp_ioctl(CharDriverState
*chr
, int cmd
, void *arg
)
1687 int fd
= (int)chr
->opaque
;
1691 case CHR_IOCTL_PP_READ_DATA
:
1692 if (ioctl(fd
, PPRDATA
, &b
) < 0)
1694 *(uint8_t *)arg
= b
;
1696 case CHR_IOCTL_PP_WRITE_DATA
:
1697 b
= *(uint8_t *)arg
;
1698 if (ioctl(fd
, PPWDATA
, &b
) < 0)
1701 case CHR_IOCTL_PP_READ_CONTROL
:
1702 if (ioctl(fd
, PPRCONTROL
, &b
) < 0)
1704 *(uint8_t *)arg
= b
;
1706 case CHR_IOCTL_PP_WRITE_CONTROL
:
1707 b
= *(uint8_t *)arg
;
1708 if (ioctl(fd
, PPWCONTROL
, &b
) < 0)
1711 case CHR_IOCTL_PP_READ_STATUS
:
1712 if (ioctl(fd
, PPRSTATUS
, &b
) < 0)
1714 *(uint8_t *)arg
= b
;
1722 CharDriverState
*qemu_chr_open_pp(const char *filename
)
1724 CharDriverState
*chr
;
1727 fd
= open(filename
, O_RDWR
);
1731 if (ioctl(fd
, PPCLAIM
) < 0) {
1736 chr
= qemu_mallocz(sizeof(CharDriverState
));
1741 chr
->opaque
= (void *)fd
;
1742 chr
->chr_write
= null_chr_write
;
1743 chr
->chr_add_read_handler
= null_chr_add_read_handler
;
1744 chr
->chr_ioctl
= pp_ioctl
;
1749 CharDriverState
*qemu_chr_open_pty(void)
1755 #endif /* !defined(_WIN32) */
1759 IOCanRWHandler
*fd_can_read
;
1760 IOReadHandler
*fd_read
;
1763 HANDLE hcom
, hrecv
, hsend
;
1764 OVERLAPPED orecv
, osend
;
1769 #define NSENDBUF 2048
1770 #define NRECVBUF 2048
1771 #define MAXCONNECT 1
1772 #define NTIMEOUT 5000
1774 static int win_chr_poll(void *opaque
);
1775 static int win_chr_pipe_poll(void *opaque
);
1777 static void win_chr_close2(WinCharState
*s
)
1780 CloseHandle(s
->hsend
);
1784 CloseHandle(s
->hrecv
);
1788 CloseHandle(s
->hcom
);
1792 qemu_del_polling_cb(win_chr_pipe_poll
, s
);
1794 qemu_del_polling_cb(win_chr_poll
, s
);
1797 static void win_chr_close(CharDriverState
*chr
)
1799 WinCharState
*s
= chr
->opaque
;
1803 static int win_chr_init(WinCharState
*s
, const char *filename
)
1806 COMMTIMEOUTS cto
= { 0, 0, 0, 0, 0};
1811 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1813 fprintf(stderr
, "Failed CreateEvent\n");
1816 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
1818 fprintf(stderr
, "Failed CreateEvent\n");
1822 s
->hcom
= CreateFile(filename
, GENERIC_READ
|GENERIC_WRITE
, 0, NULL
,
1823 OPEN_EXISTING
, FILE_FLAG_OVERLAPPED
, 0);
1824 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
1825 fprintf(stderr
, "Failed CreateFile (%lu)\n", GetLastError());
1830 if (!SetupComm(s
->hcom
, NRECVBUF
, NSENDBUF
)) {
1831 fprintf(stderr
, "Failed SetupComm\n");
1835 ZeroMemory(&comcfg
, sizeof(COMMCONFIG
));
1836 size
= sizeof(COMMCONFIG
);
1837 GetDefaultCommConfig(filename
, &comcfg
, &size
);
1838 comcfg
.dcb
.DCBlength
= sizeof(DCB
);
1839 CommConfigDialog(filename
, NULL
, &comcfg
);
1841 if (!SetCommState(s
->hcom
, &comcfg
.dcb
)) {
1842 fprintf(stderr
, "Failed SetCommState\n");
1846 if (!SetCommMask(s
->hcom
, EV_ERR
)) {
1847 fprintf(stderr
, "Failed SetCommMask\n");
1851 cto
.ReadIntervalTimeout
= MAXDWORD
;
1852 if (!SetCommTimeouts(s
->hcom
, &cto
)) {
1853 fprintf(stderr
, "Failed SetCommTimeouts\n");
1857 if (!ClearCommError(s
->hcom
, &err
, &comstat
)) {
1858 fprintf(stderr
, "Failed ClearCommError\n");
1861 qemu_add_polling_cb(win_chr_poll
, s
);
1869 static int win_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len1
)
1871 WinCharState
*s
= chr
->opaque
;
1872 DWORD len
, ret
, size
, err
;
1875 ZeroMemory(&s
->osend
, sizeof(s
->osend
));
1876 s
->osend
.hEvent
= s
->hsend
;
1879 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, &s
->osend
);
1881 ret
= WriteFile(s
->hcom
, buf
, len
, &size
, NULL
);
1883 err
= GetLastError();
1884 if (err
== ERROR_IO_PENDING
) {
1885 ret
= GetOverlappedResult(s
->hcom
, &s
->osend
, &size
, TRUE
);
1903 static int win_chr_read_poll(WinCharState
*s
)
1905 s
->max_size
= s
->fd_can_read(s
->win_opaque
);
1909 static void win_chr_readfile(WinCharState
*s
)
1915 ZeroMemory(&s
->orecv
, sizeof(s
->orecv
));
1916 s
->orecv
.hEvent
= s
->hrecv
;
1917 ret
= ReadFile(s
->hcom
, buf
, s
->len
, &size
, &s
->orecv
);
1919 err
= GetLastError();
1920 if (err
== ERROR_IO_PENDING
) {
1921 ret
= GetOverlappedResult(s
->hcom
, &s
->orecv
, &size
, TRUE
);
1926 s
->fd_read(s
->win_opaque
, buf
, size
);
1930 static void win_chr_read(WinCharState
*s
)
1932 if (s
->len
> s
->max_size
)
1933 s
->len
= s
->max_size
;
1937 win_chr_readfile(s
);
1940 static int win_chr_poll(void *opaque
)
1942 WinCharState
*s
= opaque
;
1946 ClearCommError(s
->hcom
, &comerr
, &status
);
1947 if (status
.cbInQue
> 0) {
1948 s
->len
= status
.cbInQue
;
1949 win_chr_read_poll(s
);
1956 static void win_chr_add_read_handler(CharDriverState
*chr
,
1957 IOCanRWHandler
*fd_can_read
,
1958 IOReadHandler
*fd_read
, void *opaque
)
1960 WinCharState
*s
= chr
->opaque
;
1962 s
->fd_can_read
= fd_can_read
;
1963 s
->fd_read
= fd_read
;
1964 s
->win_opaque
= opaque
;
1967 CharDriverState
*qemu_chr_open_win(const char *filename
)
1969 CharDriverState
*chr
;
1972 chr
= qemu_mallocz(sizeof(CharDriverState
));
1975 s
= qemu_mallocz(sizeof(WinCharState
));
1981 chr
->chr_write
= win_chr_write
;
1982 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
1983 chr
->chr_close
= win_chr_close
;
1985 if (win_chr_init(s
, filename
) < 0) {
1993 static int win_chr_pipe_poll(void *opaque
)
1995 WinCharState
*s
= opaque
;
1998 PeekNamedPipe(s
->hcom
, NULL
, 0, NULL
, &size
, NULL
);
2001 win_chr_read_poll(s
);
2008 static int win_chr_pipe_init(WinCharState
*s
, const char *filename
)
2017 s
->hsend
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2019 fprintf(stderr
, "Failed CreateEvent\n");
2022 s
->hrecv
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2024 fprintf(stderr
, "Failed CreateEvent\n");
2028 snprintf(openname
, sizeof(openname
), "\\\\.\\pipe\\%s", filename
);
2029 s
->hcom
= CreateNamedPipe(openname
, PIPE_ACCESS_DUPLEX
| FILE_FLAG_OVERLAPPED
,
2030 PIPE_TYPE_BYTE
| PIPE_READMODE_BYTE
|
2032 MAXCONNECT
, NSENDBUF
, NRECVBUF
, NTIMEOUT
, NULL
);
2033 if (s
->hcom
== INVALID_HANDLE_VALUE
) {
2034 fprintf(stderr
, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2039 ZeroMemory(&ov
, sizeof(ov
));
2040 ov
.hEvent
= CreateEvent(NULL
, TRUE
, FALSE
, NULL
);
2041 ret
= ConnectNamedPipe(s
->hcom
, &ov
);
2043 fprintf(stderr
, "Failed ConnectNamedPipe\n");
2047 ret
= GetOverlappedResult(s
->hcom
, &ov
, &size
, TRUE
);
2049 fprintf(stderr
, "Failed GetOverlappedResult\n");
2051 CloseHandle(ov
.hEvent
);
2058 CloseHandle(ov
.hEvent
);
2061 qemu_add_polling_cb(win_chr_pipe_poll
, s
);
2070 CharDriverState
*qemu_chr_open_win_pipe(const char *filename
)
2072 CharDriverState
*chr
;
2075 chr
= qemu_mallocz(sizeof(CharDriverState
));
2078 s
= qemu_mallocz(sizeof(WinCharState
));
2084 chr
->chr_write
= win_chr_write
;
2085 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
2086 chr
->chr_close
= win_chr_close
;
2088 if (win_chr_pipe_init(s
, filename
) < 0) {
2096 CharDriverState
*qemu_chr_open_win_file(HANDLE fd_out
)
2098 CharDriverState
*chr
;
2101 chr
= qemu_mallocz(sizeof(CharDriverState
));
2104 s
= qemu_mallocz(sizeof(WinCharState
));
2111 chr
->chr_write
= win_chr_write
;
2112 chr
->chr_add_read_handler
= win_chr_add_read_handler
;
2116 CharDriverState
*qemu_chr_open_win_file_out(const char *file_out
)
2120 fd_out
= CreateFile(file_out
, GENERIC_WRITE
, FILE_SHARE_READ
, NULL
,
2121 OPEN_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, NULL
);
2122 if (fd_out
== INVALID_HANDLE_VALUE
)
2125 return qemu_chr_open_win_file(fd_out
);
2129 /***********************************************************/
2130 /* UDP Net console */
2133 IOCanRWHandler
*fd_can_read
;
2134 IOReadHandler
*fd_read
;
2137 struct sockaddr_in daddr
;
2144 static int udp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2146 NetCharDriver
*s
= chr
->opaque
;
2148 return sendto(s
->fd
, buf
, len
, 0,
2149 (struct sockaddr
*)&s
->daddr
, sizeof(struct sockaddr_in
));
2152 static int udp_chr_read_poll(void *opaque
)
2154 CharDriverState
*chr
= opaque
;
2155 NetCharDriver
*s
= chr
->opaque
;
2157 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2159 /* If there were any stray characters in the queue process them
2162 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2163 s
->fd_read(s
->fd_opaque
, &s
->buf
[s
->bufptr
], 1);
2165 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2170 static void udp_chr_read(void *opaque
)
2172 CharDriverState
*chr
= opaque
;
2173 NetCharDriver
*s
= chr
->opaque
;
2175 if (s
->max_size
== 0)
2177 s
->bufcnt
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
2178 s
->bufptr
= s
->bufcnt
;
2183 while (s
->max_size
> 0 && s
->bufptr
< s
->bufcnt
) {
2184 s
->fd_read(s
->fd_opaque
, &s
->buf
[s
->bufptr
], 1);
2186 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2190 static void udp_chr_add_read_handler(CharDriverState
*chr
,
2191 IOCanRWHandler
*fd_can_read
,
2192 IOReadHandler
*fd_read
, void *opaque
)
2194 NetCharDriver
*s
= chr
->opaque
;
2197 s
->fd_can_read
= fd_can_read
;
2198 s
->fd_read
= fd_read
;
2199 s
->fd_opaque
= opaque
;
2200 qemu_set_fd_handler2(s
->fd
, udp_chr_read_poll
,
2201 udp_chr_read
, NULL
, chr
);
2205 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
);
2206 int parse_host_src_port(struct sockaddr_in
*haddr
,
2207 struct sockaddr_in
*saddr
,
2210 CharDriverState
*qemu_chr_open_udp(const char *def
)
2212 CharDriverState
*chr
= NULL
;
2213 NetCharDriver
*s
= NULL
;
2215 struct sockaddr_in saddr
;
2217 chr
= qemu_mallocz(sizeof(CharDriverState
));
2220 s
= qemu_mallocz(sizeof(NetCharDriver
));
2224 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
2226 perror("socket(PF_INET, SOCK_DGRAM)");
2230 if (parse_host_src_port(&s
->daddr
, &saddr
, def
) < 0) {
2231 printf("Could not parse: %s\n", def
);
2235 if (bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
)) < 0)
2245 chr
->chr_write
= udp_chr_write
;
2246 chr
->chr_add_read_handler
= udp_chr_add_read_handler
;
2259 /***********************************************************/
2260 /* TCP Net console */
2263 IOCanRWHandler
*fd_can_read
;
2264 IOReadHandler
*fd_read
;
2272 static void tcp_chr_accept(void *opaque
);
2274 static int tcp_chr_write(CharDriverState
*chr
, const uint8_t *buf
, int len
)
2276 TCPCharDriver
*s
= chr
->opaque
;
2278 return send_all(s
->fd
, buf
, len
);
2280 /* XXX: indicate an error ? */
2285 static int tcp_chr_read_poll(void *opaque
)
2287 CharDriverState
*chr
= opaque
;
2288 TCPCharDriver
*s
= chr
->opaque
;
2291 s
->max_size
= s
->fd_can_read(s
->fd_opaque
);
2296 #define IAC_BREAK 243
2297 static void tcp_chr_process_IAC_bytes(CharDriverState
*chr
,
2299 char *buf
, int *size
)
2301 /* Handle any telnet client's basic IAC options to satisfy char by
2302 * char mode with no echo. All IAC options will be removed from
2303 * the buf and the do_telnetopt variable will be used to track the
2304 * state of the width of the IAC information.
2306 * IAC commands come in sets of 3 bytes with the exception of the
2307 * "IAC BREAK" command and the double IAC.
2313 for (i
= 0; i
< *size
; i
++) {
2314 if (s
->do_telnetopt
> 1) {
2315 if ((unsigned char)buf
[i
] == IAC
&& s
->do_telnetopt
== 2) {
2316 /* Double IAC means send an IAC */
2320 s
->do_telnetopt
= 1;
2322 if ((unsigned char)buf
[i
] == IAC_BREAK
&& s
->do_telnetopt
== 2) {
2323 /* Handle IAC break commands by sending a serial break */
2324 chr
->chr_event(s
->fd_opaque
, CHR_EVENT_BREAK
);
2329 if (s
->do_telnetopt
>= 4) {
2330 s
->do_telnetopt
= 1;
2333 if ((unsigned char)buf
[i
] == IAC
) {
2334 s
->do_telnetopt
= 2;
2345 static void tcp_chr_read(void *opaque
)
2347 CharDriverState
*chr
= opaque
;
2348 TCPCharDriver
*s
= chr
->opaque
;
2352 if (!s
->connected
|| s
->max_size
<= 0)
2355 if (len
> s
->max_size
)
2357 size
= recv(s
->fd
, buf
, len
, 0);
2359 /* connection closed */
2361 if (s
->listen_fd
>= 0) {
2362 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2364 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
2367 } else if (size
> 0) {
2368 if (s
->do_telnetopt
)
2369 tcp_chr_process_IAC_bytes(chr
, s
, buf
, &size
);
2371 s
->fd_read(s
->fd_opaque
, buf
, size
);
2375 static void tcp_chr_add_read_handler(CharDriverState
*chr
,
2376 IOCanRWHandler
*fd_can_read
,
2377 IOReadHandler
*fd_read
, void *opaque
)
2379 TCPCharDriver
*s
= chr
->opaque
;
2381 s
->fd_can_read
= fd_can_read
;
2382 s
->fd_read
= fd_read
;
2383 s
->fd_opaque
= opaque
;
2386 static void tcp_chr_connect(void *opaque
)
2388 CharDriverState
*chr
= opaque
;
2389 TCPCharDriver
*s
= chr
->opaque
;
2392 qemu_set_fd_handler2(s
->fd
, tcp_chr_read_poll
,
2393 tcp_chr_read
, NULL
, chr
);
2396 #define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2397 static void tcp_chr_telnet_init(int fd
)
2400 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2401 IACSET(buf
, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2402 send(fd
, (char *)buf
, 3, 0);
2403 IACSET(buf
, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2404 send(fd
, (char *)buf
, 3, 0);
2405 IACSET(buf
, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2406 send(fd
, (char *)buf
, 3, 0);
2407 IACSET(buf
, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2408 send(fd
, (char *)buf
, 3, 0);
2411 static void tcp_chr_accept(void *opaque
)
2413 CharDriverState
*chr
= opaque
;
2414 TCPCharDriver
*s
= chr
->opaque
;
2415 struct sockaddr_in saddr
;
2420 len
= sizeof(saddr
);
2421 fd
= accept(s
->listen_fd
, (struct sockaddr
*)&saddr
, &len
);
2422 if (fd
< 0 && errno
!= EINTR
) {
2424 } else if (fd
>= 0) {
2425 if (s
->do_telnetopt
)
2426 tcp_chr_telnet_init(fd
);
2430 socket_set_nonblock(fd
);
2432 qemu_set_fd_handler(s
->listen_fd
, NULL
, NULL
, NULL
);
2433 tcp_chr_connect(chr
);
2436 static void tcp_chr_close(CharDriverState
*chr
)
2438 TCPCharDriver
*s
= chr
->opaque
;
2441 if (s
->listen_fd
>= 0)
2442 closesocket(s
->listen_fd
);
2446 static CharDriverState
*qemu_chr_open_tcp(const char *host_str
,
2449 CharDriverState
*chr
= NULL
;
2450 TCPCharDriver
*s
= NULL
;
2451 int fd
= -1, ret
, err
, val
;
2453 int is_waitconnect
= 1;
2455 struct sockaddr_in saddr
;
2457 if (parse_host_port(&saddr
, host_str
) < 0)
2461 while((ptr
= strchr(ptr
,','))) {
2463 if (!strncmp(ptr
,"server",6)) {
2465 } else if (!strncmp(ptr
,"nowait",6)) {
2468 printf("Unknown option: %s\n", ptr
);
2475 chr
= qemu_mallocz(sizeof(CharDriverState
));
2478 s
= qemu_mallocz(sizeof(TCPCharDriver
));
2482 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
2486 if (!is_waitconnect
)
2487 socket_set_nonblock(fd
);
2493 /* allow fast reuse */
2495 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
2497 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
2500 ret
= listen(fd
, 0);
2504 qemu_set_fd_handler(s
->listen_fd
, tcp_chr_accept
, NULL
, chr
);
2506 s
->do_telnetopt
= 1;
2509 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
2511 err
= socket_error();
2512 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
2513 } else if (err
== EINPROGRESS
) {
2525 tcp_chr_connect(chr
);
2527 qemu_set_fd_handler(s
->fd
, NULL
, tcp_chr_connect
, chr
);
2531 chr
->chr_write
= tcp_chr_write
;
2532 chr
->chr_add_read_handler
= tcp_chr_add_read_handler
;
2533 chr
->chr_close
= tcp_chr_close
;
2534 if (is_listen
&& is_waitconnect
) {
2535 printf("QEMU waiting for connection on: %s\n", host_str
);
2536 tcp_chr_accept(chr
);
2537 socket_set_nonblock(s
->listen_fd
);
2549 CharDriverState
*qemu_chr_open(const char *filename
)
2553 if (!strcmp(filename
, "vc")) {
2554 return text_console_init(&display_state
);
2555 } else if (!strcmp(filename
, "null")) {
2556 return qemu_chr_open_null();
2558 if (strstart(filename
, "tcp:", &p
)) {
2559 return qemu_chr_open_tcp(p
, 0);
2561 if (strstart(filename
, "telnet:", &p
)) {
2562 return qemu_chr_open_tcp(p
, 1);
2564 if (strstart(filename
, "udp:", &p
)) {
2565 return qemu_chr_open_udp(p
);
2568 if (strstart(filename
, "file:", &p
)) {
2569 return qemu_chr_open_file_out(p
);
2570 } else if (strstart(filename
, "pipe:", &p
)) {
2571 return qemu_chr_open_pipe(p
);
2572 } else if (!strcmp(filename
, "pty")) {
2573 return qemu_chr_open_pty();
2574 } else if (!strcmp(filename
, "stdio")) {
2575 return qemu_chr_open_stdio();
2578 #if defined(__linux__)
2579 if (strstart(filename
, "/dev/parport", NULL
)) {
2580 return qemu_chr_open_pp(filename
);
2582 if (strstart(filename
, "/dev/", NULL
)) {
2583 return qemu_chr_open_tty(filename
);
2587 if (strstart(filename
, "COM", NULL
)) {
2588 return qemu_chr_open_win(filename
);
2590 if (strstart(filename
, "pipe:", &p
)) {
2591 return qemu_chr_open_win_pipe(p
);
2593 if (strstart(filename
, "file:", &p
)) {
2594 return qemu_chr_open_win_file_out(p
);
2602 void qemu_chr_close(CharDriverState
*chr
)
2605 chr
->chr_close(chr
);
2608 /***********************************************************/
2609 /* network device redirectors */
2611 void hex_dump(FILE *f
, const uint8_t *buf
, int size
)
2615 for(i
=0;i
<size
;i
+=16) {
2619 fprintf(f
, "%08x ", i
);
2622 fprintf(f
, " %02x", buf
[i
+j
]);
2627 for(j
=0;j
<len
;j
++) {
2629 if (c
< ' ' || c
> '~')
2631 fprintf(f
, "%c", c
);
2637 static int parse_macaddr(uint8_t *macaddr
, const char *p
)
2640 for(i
= 0; i
< 6; i
++) {
2641 macaddr
[i
] = strtol(p
, (char **)&p
, 16);
2654 static int get_str_sep(char *buf
, int buf_size
, const char **pp
, int sep
)
2659 p1
= strchr(p
, sep
);
2665 if (len
> buf_size
- 1)
2667 memcpy(buf
, p
, len
);
2674 int parse_host_src_port(struct sockaddr_in
*haddr
,
2675 struct sockaddr_in
*saddr
,
2676 const char *input_str
)
2678 char *str
= strdup(input_str
);
2679 char *host_str
= str
;
2684 * Chop off any extra arguments at the end of the string which
2685 * would start with a comma, then fill in the src port information
2686 * if it was provided else use the "any address" and "any port".
2688 if ((ptr
= strchr(str
,',')))
2691 if ((src_str
= strchr(input_str
,'@'))) {
2696 if (parse_host_port(haddr
, host_str
) < 0)
2699 if (!src_str
|| *src_str
== '\0')
2702 if (parse_host_port(saddr
, src_str
) < 0)
2713 int parse_host_port(struct sockaddr_in
*saddr
, const char *str
)
2721 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2723 saddr
->sin_family
= AF_INET
;
2724 if (buf
[0] == '\0') {
2725 saddr
->sin_addr
.s_addr
= 0;
2727 if (isdigit(buf
[0])) {
2728 if (!inet_aton(buf
, &saddr
->sin_addr
))
2731 if ((he
= gethostbyname(buf
)) == NULL
)
2733 saddr
->sin_addr
= *(struct in_addr
*)he
->h_addr
;
2736 port
= strtol(p
, (char **)&r
, 0);
2739 saddr
->sin_port
= htons(port
);
2743 /* find or alloc a new VLAN */
2744 VLANState
*qemu_find_vlan(int id
)
2746 VLANState
**pvlan
, *vlan
;
2747 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
2751 vlan
= qemu_mallocz(sizeof(VLANState
));
2756 pvlan
= &first_vlan
;
2757 while (*pvlan
!= NULL
)
2758 pvlan
= &(*pvlan
)->next
;
2763 VLANClientState
*qemu_new_vlan_client(VLANState
*vlan
,
2764 IOReadHandler
*fd_read
,
2765 IOCanRWHandler
*fd_can_read
,
2768 VLANClientState
*vc
, **pvc
;
2769 vc
= qemu_mallocz(sizeof(VLANClientState
));
2772 vc
->fd_read
= fd_read
;
2773 vc
->fd_can_read
= fd_can_read
;
2774 vc
->opaque
= opaque
;
2778 pvc
= &vlan
->first_client
;
2779 while (*pvc
!= NULL
)
2780 pvc
= &(*pvc
)->next
;
2785 int qemu_can_send_packet(VLANClientState
*vc1
)
2787 VLANState
*vlan
= vc1
->vlan
;
2788 VLANClientState
*vc
;
2790 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
2792 if (vc
->fd_can_read
&& !vc
->fd_can_read(vc
->opaque
))
2799 void qemu_send_packet(VLANClientState
*vc1
, const uint8_t *buf
, int size
)
2801 VLANState
*vlan
= vc1
->vlan
;
2802 VLANClientState
*vc
;
2805 printf("vlan %d send:\n", vlan
->id
);
2806 hex_dump(stdout
, buf
, size
);
2808 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
) {
2810 vc
->fd_read(vc
->opaque
, buf
, size
);
2815 #if defined(CONFIG_SLIRP)
2817 /* slirp network adapter */
2819 static int slirp_inited
;
2820 static VLANClientState
*slirp_vc
;
2822 int slirp_can_output(void)
2824 return !slirp_vc
|| qemu_can_send_packet(slirp_vc
);
2827 void slirp_output(const uint8_t *pkt
, int pkt_len
)
2830 printf("slirp output:\n");
2831 hex_dump(stdout
, pkt
, pkt_len
);
2835 qemu_send_packet(slirp_vc
, pkt
, pkt_len
);
2838 static void slirp_receive(void *opaque
, const uint8_t *buf
, int size
)
2841 printf("slirp input:\n");
2842 hex_dump(stdout
, buf
, size
);
2844 slirp_input(buf
, size
);
2847 static int net_slirp_init(VLANState
*vlan
)
2849 if (!slirp_inited
) {
2853 slirp_vc
= qemu_new_vlan_client(vlan
,
2854 slirp_receive
, NULL
, NULL
);
2855 snprintf(slirp_vc
->info_str
, sizeof(slirp_vc
->info_str
), "user redirector");
2859 static void net_slirp_redir(const char *redir_str
)
2864 struct in_addr guest_addr
;
2865 int host_port
, guest_port
;
2867 if (!slirp_inited
) {
2873 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2875 if (!strcmp(buf
, "tcp")) {
2877 } else if (!strcmp(buf
, "udp")) {
2883 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2885 host_port
= strtol(buf
, &r
, 0);
2889 if (get_str_sep(buf
, sizeof(buf
), &p
, ':') < 0)
2891 if (buf
[0] == '\0') {
2892 pstrcpy(buf
, sizeof(buf
), "10.0.2.15");
2894 if (!inet_aton(buf
, &guest_addr
))
2897 guest_port
= strtol(p
, &r
, 0);
2901 if (slirp_redir(is_udp
, host_port
, guest_addr
, guest_port
) < 0) {
2902 fprintf(stderr
, "qemu: could not set up redirection\n");
2907 fprintf(stderr
, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
2915 static void smb_exit(void)
2919 char filename
[1024];
2921 /* erase all the files in the directory */
2922 d
= opendir(smb_dir
);
2927 if (strcmp(de
->d_name
, ".") != 0 &&
2928 strcmp(de
->d_name
, "..") != 0) {
2929 snprintf(filename
, sizeof(filename
), "%s/%s",
2930 smb_dir
, de
->d_name
);
2938 /* automatic user mode samba server configuration */
2939 void net_slirp_smb(const char *exported_dir
)
2941 char smb_conf
[1024];
2942 char smb_cmdline
[1024];
2945 if (!slirp_inited
) {
2950 /* XXX: better tmp dir construction */
2951 snprintf(smb_dir
, sizeof(smb_dir
), "/tmp/qemu-smb.%d", getpid());
2952 if (mkdir(smb_dir
, 0700) < 0) {
2953 fprintf(stderr
, "qemu: could not create samba server dir '%s'\n", smb_dir
);
2956 snprintf(smb_conf
, sizeof(smb_conf
), "%s/%s", smb_dir
, "smb.conf");
2958 f
= fopen(smb_conf
, "w");
2960 fprintf(stderr
, "qemu: could not create samba server configuration file '%s'\n", smb_conf
);
2967 "socket address=127.0.0.1\n"
2968 "pid directory=%s\n"
2969 "lock directory=%s\n"
2970 "log file=%s/log.smbd\n"
2971 "smb passwd file=%s/smbpasswd\n"
2972 "security = share\n"
2987 snprintf(smb_cmdline
, sizeof(smb_cmdline
), "/usr/sbin/smbd -s %s",
2990 slirp_add_exec(0, smb_cmdline
, 4, 139);
2993 #endif /* !defined(_WIN32) */
2995 #endif /* CONFIG_SLIRP */
2997 #if !defined(_WIN32)
2999 typedef struct TAPState
{
3000 VLANClientState
*vc
;
3004 static void tap_receive(void *opaque
, const uint8_t *buf
, int size
)
3006 TAPState
*s
= opaque
;
3009 ret
= write(s
->fd
, buf
, size
);
3010 if (ret
< 0 && (errno
== EINTR
|| errno
== EAGAIN
)) {
3017 static void tap_send(void *opaque
)
3019 TAPState
*s
= opaque
;
3023 size
= read(s
->fd
, buf
, sizeof(buf
));
3025 qemu_send_packet(s
->vc
, buf
, size
);
3031 static TAPState
*net_tap_fd_init(VLANState
*vlan
, int fd
)
3035 s
= qemu_mallocz(sizeof(TAPState
));
3039 s
->vc
= qemu_new_vlan_client(vlan
, tap_receive
, NULL
, s
);
3040 qemu_set_fd_handler(s
->fd
, tap_send
, NULL
, s
);
3041 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
), "tap: fd=%d", fd
);
3046 static int tap_open(char *ifname
, int ifname_size
)
3052 fd
= open("/dev/tap", O_RDWR
);
3054 fprintf(stderr
, "warning: could not open /dev/tap: no virtual network emulation\n");
3059 dev
= devname(s
.st_rdev
, S_IFCHR
);
3060 pstrcpy(ifname
, ifname_size
, dev
);
3062 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3065 #elif defined(__sun__)
3066 static int tap_open(char *ifname
, int ifname_size
)
3068 fprintf(stderr
, "warning: tap_open not yet implemented\n");
3072 static int tap_open(char *ifname
, int ifname_size
)
3077 fd
= open("/dev/net/tun", O_RDWR
);
3079 fprintf(stderr
, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3082 memset(&ifr
, 0, sizeof(ifr
));
3083 ifr
.ifr_flags
= IFF_TAP
| IFF_NO_PI
;
3084 if (ifname
[0] != '\0')
3085 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, ifname
);
3087 pstrcpy(ifr
.ifr_name
, IFNAMSIZ
, "tap%d");
3088 ret
= ioctl(fd
, TUNSETIFF
, (void *) &ifr
);
3090 fprintf(stderr
, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3094 pstrcpy(ifname
, ifname_size
, ifr
.ifr_name
);
3095 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
3100 static int net_tap_init(VLANState
*vlan
, const char *ifname1
,
3101 const char *setup_script
)
3104 int pid
, status
, fd
;
3109 if (ifname1
!= NULL
)
3110 pstrcpy(ifname
, sizeof(ifname
), ifname1
);
3113 fd
= tap_open(ifname
, sizeof(ifname
));
3119 if (setup_script
[0] != '\0') {
3120 /* try to launch network init script */
3125 *parg
++ = (char *)setup_script
;
3128 execv(setup_script
, args
);
3131 while (waitpid(pid
, &status
, 0) != pid
);
3132 if (!WIFEXITED(status
) ||
3133 WEXITSTATUS(status
) != 0) {
3134 fprintf(stderr
, "%s: could not launch network script\n",
3140 s
= net_tap_fd_init(vlan
, fd
);
3143 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3144 "tap: ifname=%s setup_script=%s", ifname
, setup_script
);
3148 #endif /* !_WIN32 */
3150 /* network connection */
3151 typedef struct NetSocketState
{
3152 VLANClientState
*vc
;
3154 int state
; /* 0 = getting length, 1 = getting data */
3158 struct sockaddr_in dgram_dst
; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
3161 typedef struct NetSocketListenState
{
3164 } NetSocketListenState
;
3166 /* XXX: we consider we can send the whole packet without blocking */
3167 static void net_socket_receive(void *opaque
, const uint8_t *buf
, int size
)
3169 NetSocketState
*s
= opaque
;
3173 send_all(s
->fd
, (const uint8_t *)&len
, sizeof(len
));
3174 send_all(s
->fd
, buf
, size
);
3177 static void net_socket_receive_dgram(void *opaque
, const uint8_t *buf
, int size
)
3179 NetSocketState
*s
= opaque
;
3180 sendto(s
->fd
, buf
, size
, 0,
3181 (struct sockaddr
*)&s
->dgram_dst
, sizeof(s
->dgram_dst
));
3184 static void net_socket_send(void *opaque
)
3186 NetSocketState
*s
= opaque
;
3191 size
= recv(s
->fd
, buf1
, sizeof(buf1
), 0);
3193 err
= socket_error();
3194 if (err
!= EWOULDBLOCK
)
3196 } else if (size
== 0) {
3197 /* end of connection */
3199 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3205 /* reassemble a packet from the network */
3211 memcpy(s
->buf
+ s
->index
, buf
, l
);
3215 if (s
->index
== 4) {
3217 s
->packet_len
= ntohl(*(uint32_t *)s
->buf
);
3223 l
= s
->packet_len
- s
->index
;
3226 memcpy(s
->buf
+ s
->index
, buf
, l
);
3230 if (s
->index
>= s
->packet_len
) {
3231 qemu_send_packet(s
->vc
, s
->buf
, s
->packet_len
);
3240 static void net_socket_send_dgram(void *opaque
)
3242 NetSocketState
*s
= opaque
;
3245 size
= recv(s
->fd
, s
->buf
, sizeof(s
->buf
), 0);
3249 /* end of connection */
3250 qemu_set_fd_handler(s
->fd
, NULL
, NULL
, NULL
);
3253 qemu_send_packet(s
->vc
, s
->buf
, size
);
3256 static int net_socket_mcast_create(struct sockaddr_in
*mcastaddr
)
3261 if (!IN_MULTICAST(ntohl(mcastaddr
->sin_addr
.s_addr
))) {
3262 fprintf(stderr
, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
3263 inet_ntoa(mcastaddr
->sin_addr
),
3264 (int)ntohl(mcastaddr
->sin_addr
.s_addr
));
3268 fd
= socket(PF_INET
, SOCK_DGRAM
, 0);
3270 perror("socket(PF_INET, SOCK_DGRAM)");
3275 ret
=setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
,
3276 (const char *)&val
, sizeof(val
));
3278 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3282 ret
= bind(fd
, (struct sockaddr
*)mcastaddr
, sizeof(*mcastaddr
));
3288 /* Add host to multicast group */
3289 imr
.imr_multiaddr
= mcastaddr
->sin_addr
;
3290 imr
.imr_interface
.s_addr
= htonl(INADDR_ANY
);
3292 ret
= setsockopt(fd
, IPPROTO_IP
, IP_ADD_MEMBERSHIP
,
3293 (const char *)&imr
, sizeof(struct ip_mreq
));
3295 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3299 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3301 ret
=setsockopt(fd
, IPPROTO_IP
, IP_MULTICAST_LOOP
,
3302 (const char *)&val
, sizeof(val
));
3304 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3308 socket_set_nonblock(fd
);
3316 static NetSocketState
*net_socket_fd_init_dgram(VLANState
*vlan
, int fd
,
3319 struct sockaddr_in saddr
;
3321 socklen_t saddr_len
;
3324 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3325 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3326 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3330 if (getsockname(fd
, (struct sockaddr
*) &saddr
, &saddr_len
) == 0) {
3332 if (saddr
.sin_addr
.s_addr
==0) {
3333 fprintf(stderr
, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3337 /* clone dgram socket */
3338 newfd
= net_socket_mcast_create(&saddr
);
3340 /* error already reported by net_socket_mcast_create() */
3344 /* clone newfd to fd, close newfd */
3349 fprintf(stderr
, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3350 fd
, strerror(errno
));
3355 s
= qemu_mallocz(sizeof(NetSocketState
));
3360 s
->vc
= qemu_new_vlan_client(vlan
, net_socket_receive_dgram
, NULL
, s
);
3361 qemu_set_fd_handler(s
->fd
, net_socket_send_dgram
, NULL
, s
);
3363 /* mcast: save bound address as dst */
3364 if (is_connected
) s
->dgram_dst
=saddr
;
3366 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3367 "socket: fd=%d (%s mcast=%s:%d)",
3368 fd
, is_connected
? "cloned" : "",
3369 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3373 static void net_socket_connect(void *opaque
)
3375 NetSocketState
*s
= opaque
;
3376 qemu_set_fd_handler(s
->fd
, net_socket_send
, NULL
, s
);
3379 static NetSocketState
*net_socket_fd_init_stream(VLANState
*vlan
, int fd
,
3383 s
= qemu_mallocz(sizeof(NetSocketState
));
3387 s
->vc
= qemu_new_vlan_client(vlan
,
3388 net_socket_receive
, NULL
, s
);
3389 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3390 "socket: fd=%d", fd
);
3392 net_socket_connect(s
);
3394 qemu_set_fd_handler(s
->fd
, NULL
, net_socket_connect
, s
);
3399 static NetSocketState
*net_socket_fd_init(VLANState
*vlan
, int fd
,
3402 int so_type
=-1, optlen
=sizeof(so_type
);
3404 if(getsockopt(fd
, SOL_SOCKET
, SO_TYPE
, (char *)&so_type
, &optlen
)< 0) {
3405 fprintf(stderr
, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd
);
3410 return net_socket_fd_init_dgram(vlan
, fd
, is_connected
);
3412 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3414 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3415 fprintf(stderr
, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type
, fd
);
3416 return net_socket_fd_init_stream(vlan
, fd
, is_connected
);
3421 static void net_socket_accept(void *opaque
)
3423 NetSocketListenState
*s
= opaque
;
3425 struct sockaddr_in saddr
;
3430 len
= sizeof(saddr
);
3431 fd
= accept(s
->fd
, (struct sockaddr
*)&saddr
, &len
);
3432 if (fd
< 0 && errno
!= EINTR
) {
3434 } else if (fd
>= 0) {
3438 s1
= net_socket_fd_init(s
->vlan
, fd
, 1);
3442 snprintf(s1
->vc
->info_str
, sizeof(s1
->vc
->info_str
),
3443 "socket: connection from %s:%d",
3444 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3448 static int net_socket_listen_init(VLANState
*vlan
, const char *host_str
)
3450 NetSocketListenState
*s
;
3452 struct sockaddr_in saddr
;
3454 if (parse_host_port(&saddr
, host_str
) < 0)
3457 s
= qemu_mallocz(sizeof(NetSocketListenState
));
3461 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3466 socket_set_nonblock(fd
);
3468 /* allow fast reuse */
3470 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, (const char *)&val
, sizeof(val
));
3472 ret
= bind(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
3477 ret
= listen(fd
, 0);
3484 qemu_set_fd_handler(fd
, net_socket_accept
, NULL
, s
);
3488 static int net_socket_connect_init(VLANState
*vlan
, const char *host_str
)
3491 int fd
, connected
, ret
, err
;
3492 struct sockaddr_in saddr
;
3494 if (parse_host_port(&saddr
, host_str
) < 0)
3497 fd
= socket(PF_INET
, SOCK_STREAM
, 0);
3502 socket_set_nonblock(fd
);
3506 ret
= connect(fd
, (struct sockaddr
*)&saddr
, sizeof(saddr
));
3508 err
= socket_error();
3509 if (err
== EINTR
|| err
== EWOULDBLOCK
) {
3510 } else if (err
== EINPROGRESS
) {
3522 s
= net_socket_fd_init(vlan
, fd
, connected
);
3525 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3526 "socket: connect to %s:%d",
3527 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3531 static int net_socket_mcast_init(VLANState
*vlan
, const char *host_str
)
3535 struct sockaddr_in saddr
;
3537 if (parse_host_port(&saddr
, host_str
) < 0)
3541 fd
= net_socket_mcast_create(&saddr
);
3545 s
= net_socket_fd_init(vlan
, fd
, 0);
3549 s
->dgram_dst
= saddr
;
3551 snprintf(s
->vc
->info_str
, sizeof(s
->vc
->info_str
),
3552 "socket: mcast=%s:%d",
3553 inet_ntoa(saddr
.sin_addr
), ntohs(saddr
.sin_port
));
3558 static int get_param_value(char *buf
, int buf_size
,
3559 const char *tag
, const char *str
)
3568 while (*p
!= '\0' && *p
!= '=') {
3569 if ((q
- option
) < sizeof(option
) - 1)
3577 if (!strcmp(tag
, option
)) {
3579 while (*p
!= '\0' && *p
!= ',') {
3580 if ((q
- buf
) < buf_size
- 1)
3587 while (*p
!= '\0' && *p
!= ',') {
3598 int net_client_init(const char *str
)
3609 while (*p
!= '\0' && *p
!= ',') {
3610 if ((q
- device
) < sizeof(device
) - 1)
3618 if (get_param_value(buf
, sizeof(buf
), "vlan", p
)) {
3619 vlan_id
= strtol(buf
, NULL
, 0);
3621 vlan
= qemu_find_vlan(vlan_id
);
3623 fprintf(stderr
, "Could not create vlan %d\n", vlan_id
);
3626 if (!strcmp(device
, "nic")) {
3630 if (nb_nics
>= MAX_NICS
) {
3631 fprintf(stderr
, "Too Many NICs\n");
3634 nd
= &nd_table
[nb_nics
];
3635 macaddr
= nd
->macaddr
;
3641 macaddr
[5] = 0x56 + nb_nics
;
3643 if (get_param_value(buf
, sizeof(buf
), "macaddr", p
)) {
3644 if (parse_macaddr(macaddr
, buf
) < 0) {
3645 fprintf(stderr
, "invalid syntax for ethernet address\n");
3649 if (get_param_value(buf
, sizeof(buf
), "model", p
)) {
3650 nd
->model
= strdup(buf
);
3656 if (!strcmp(device
, "none")) {
3657 /* does nothing. It is needed to signal that no network cards
3662 if (!strcmp(device
, "user")) {
3663 if (get_param_value(buf
, sizeof(buf
), "hostname", p
)) {
3664 pstrcpy(slirp_hostname
, sizeof(slirp_hostname
), buf
);
3666 ret
= net_slirp_init(vlan
);
3670 if (!strcmp(device
, "tap")) {
3672 if (get_param_value(ifname
, sizeof(ifname
), "ifname", p
) <= 0) {
3673 fprintf(stderr
, "tap: no interface name\n");
3676 ret
= tap_win32_init(vlan
, ifname
);
3679 if (!strcmp(device
, "tap")) {
3681 char setup_script
[1024];
3683 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
3684 fd
= strtol(buf
, NULL
, 0);
3686 if (net_tap_fd_init(vlan
, fd
))
3689 get_param_value(ifname
, sizeof(ifname
), "ifname", p
);
3690 if (get_param_value(setup_script
, sizeof(setup_script
), "script", p
) == 0) {
3691 pstrcpy(setup_script
, sizeof(setup_script
), DEFAULT_NETWORK_SCRIPT
);
3693 ret
= net_tap_init(vlan
, ifname
, setup_script
);
3697 if (!strcmp(device
, "socket")) {
3698 if (get_param_value(buf
, sizeof(buf
), "fd", p
) > 0) {
3700 fd
= strtol(buf
, NULL
, 0);
3702 if (net_socket_fd_init(vlan
, fd
, 1))
3704 } else if (get_param_value(buf
, sizeof(buf
), "listen", p
) > 0) {
3705 ret
= net_socket_listen_init(vlan
, buf
);
3706 } else if (get_param_value(buf
, sizeof(buf
), "connect", p
) > 0) {
3707 ret
= net_socket_connect_init(vlan
, buf
);
3708 } else if (get_param_value(buf
, sizeof(buf
), "mcast", p
) > 0) {
3709 ret
= net_socket_mcast_init(vlan
, buf
);
3711 fprintf(stderr
, "Unknown socket options: %s\n", p
);
3716 fprintf(stderr
, "Unknown network device: %s\n", device
);
3720 fprintf(stderr
, "Could not initialize device '%s'\n", device
);
3726 void do_info_network(void)
3729 VLANClientState
*vc
;
3731 for(vlan
= first_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
3732 term_printf("VLAN %d devices:\n", vlan
->id
);
3733 for(vc
= vlan
->first_client
; vc
!= NULL
; vc
= vc
->next
)
3734 term_printf(" %s\n", vc
->info_str
);
3738 /***********************************************************/
3741 static USBPort
*used_usb_ports
;
3742 static USBPort
*free_usb_ports
;
3744 /* ??? Maybe change this to register a hub to keep track of the topology. */
3745 void qemu_register_usb_port(USBPort
*port
, void *opaque
, int index
,
3746 usb_attachfn attach
)
3748 port
->opaque
= opaque
;
3749 port
->index
= index
;
3750 port
->attach
= attach
;
3751 port
->next
= free_usb_ports
;
3752 free_usb_ports
= port
;
3755 static int usb_device_add(const char *devname
)
3761 if (!free_usb_ports
)
3764 if (strstart(devname
, "host:", &p
)) {
3765 dev
= usb_host_device_open(p
);
3766 } else if (!strcmp(devname
, "mouse")) {
3767 dev
= usb_mouse_init();
3768 } else if (!strcmp(devname
, "tablet")) {
3769 dev
= usb_tablet_init();
3770 } else if (strstart(devname
, "disk:", &p
)) {
3771 dev
= usb_msd_init(p
);
3778 /* Find a USB port to add the device to. */
3779 port
= free_usb_ports
;
3783 /* Create a new hub and chain it on. */
3784 free_usb_ports
= NULL
;
3785 port
->next
= used_usb_ports
;
3786 used_usb_ports
= port
;
3788 hub
= usb_hub_init(VM_USB_HUB_SIZE
);
3789 usb_attach(port
, hub
);
3790 port
= free_usb_ports
;
3793 free_usb_ports
= port
->next
;
3794 port
->next
= used_usb_ports
;
3795 used_usb_ports
= port
;
3796 usb_attach(port
, dev
);
3800 static int usb_device_del(const char *devname
)
3807 if (!used_usb_ports
)
3810 p
= strchr(devname
, '.');
3813 bus_num
= strtoul(devname
, NULL
, 0);
3814 addr
= strtoul(p
+ 1, NULL
, 0);
3818 lastp
= &used_usb_ports
;
3819 port
= used_usb_ports
;
3820 while (port
&& port
->dev
->addr
!= addr
) {
3821 lastp
= &port
->next
;
3828 *lastp
= port
->next
;
3829 usb_attach(port
, NULL
);
3830 port
->next
= free_usb_ports
;
3831 free_usb_ports
= port
;
3835 void do_usb_add(const char *devname
)
3838 ret
= usb_device_add(devname
);
3840 term_printf("Could not add USB device '%s'\n", devname
);
3843 void do_usb_del(const char *devname
)
3846 ret
= usb_device_del(devname
);
3848 term_printf("Could not remove USB device '%s'\n", devname
);
3855 const char *speed_str
;
3858 term_printf("USB support not enabled\n");
3862 for (port
= used_usb_ports
; port
; port
= port
->next
) {
3866 switch(dev
->speed
) {
3870 case USB_SPEED_FULL
:
3873 case USB_SPEED_HIGH
:
3880 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
3881 0, dev
->addr
, speed_str
, dev
->devname
);
3885 /***********************************************************/
3888 static char *pid_filename
;
3890 /* Remove PID file. Called on normal exit */
3892 static void remove_pidfile(void)
3894 unlink (pid_filename
);
3897 static void create_pidfile(const char *filename
)
3899 struct stat pidstat
;
3902 /* Try to write our PID to the named file */
3903 if (stat(filename
, &pidstat
) < 0) {
3904 if (errno
== ENOENT
) {
3905 if ((f
= fopen (filename
, "w")) == NULL
) {
3906 perror("Opening pidfile");
3909 fprintf(f
, "%d\n", getpid());
3911 pid_filename
= qemu_strdup(filename
);
3912 if (!pid_filename
) {
3913 fprintf(stderr
, "Could not save PID filename");
3916 atexit(remove_pidfile
);
3919 fprintf(stderr
, "%s already exists. Remove it and try again.\n",
3925 /***********************************************************/
3928 static void dumb_update(DisplayState
*ds
, int x
, int y
, int w
, int h
)
3932 static void dumb_resize(DisplayState
*ds
, int w
, int h
)
3936 static void dumb_refresh(DisplayState
*ds
)
3941 void dumb_display_init(DisplayState
*ds
)
3946 ds
->dpy_update
= dumb_update
;
3947 ds
->dpy_resize
= dumb_resize
;
3948 ds
->dpy_refresh
= dumb_refresh
;
3951 /***********************************************************/
3954 #define MAX_IO_HANDLERS 64
3956 typedef struct IOHandlerRecord
{
3958 IOCanRWHandler
*fd_read_poll
;
3960 IOHandler
*fd_write
;
3962 /* temporary data */
3964 struct IOHandlerRecord
*next
;
3967 static IOHandlerRecord
*first_io_handler
;
3969 /* XXX: fd_read_poll should be suppressed, but an API change is
3970 necessary in the character devices to suppress fd_can_read(). */
3971 int qemu_set_fd_handler2(int fd
,
3972 IOCanRWHandler
*fd_read_poll
,
3974 IOHandler
*fd_write
,
3977 IOHandlerRecord
**pioh
, *ioh
;
3979 if (!fd_read
&& !fd_write
) {
3980 pioh
= &first_io_handler
;
3985 if (ioh
->fd
== fd
) {
3993 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
3997 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
4000 ioh
->next
= first_io_handler
;
4001 first_io_handler
= ioh
;
4004 ioh
->fd_read_poll
= fd_read_poll
;
4005 ioh
->fd_read
= fd_read
;
4006 ioh
->fd_write
= fd_write
;
4007 ioh
->opaque
= opaque
;
4012 int qemu_set_fd_handler(int fd
,
4014 IOHandler
*fd_write
,
4017 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
4020 /***********************************************************/
4021 /* Polling handling */
4023 typedef struct PollingEntry
{
4026 struct PollingEntry
*next
;
4029 static PollingEntry
*first_polling_entry
;
4031 int qemu_add_polling_cb(PollingFunc
*func
, void *opaque
)
4033 PollingEntry
**ppe
, *pe
;
4034 pe
= qemu_mallocz(sizeof(PollingEntry
));
4038 pe
->opaque
= opaque
;
4039 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
);
4044 void qemu_del_polling_cb(PollingFunc
*func
, void *opaque
)
4046 PollingEntry
**ppe
, *pe
;
4047 for(ppe
= &first_polling_entry
; *ppe
!= NULL
; ppe
= &(*ppe
)->next
) {
4049 if (pe
->func
== func
&& pe
->opaque
== opaque
) {
4058 /***********************************************************/
4059 /* Wait objects support */
4060 typedef struct WaitObjects
{
4062 HANDLE events
[MAXIMUM_WAIT_OBJECTS
+ 1];
4063 WaitObjectFunc
*func
[MAXIMUM_WAIT_OBJECTS
+ 1];
4064 void *opaque
[MAXIMUM_WAIT_OBJECTS
+ 1];
4067 static WaitObjects wait_objects
= {0};
4069 int qemu_add_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4071 WaitObjects
*w
= &wait_objects
;
4073 if (w
->num
>= MAXIMUM_WAIT_OBJECTS
)
4075 w
->events
[w
->num
] = handle
;
4076 w
->func
[w
->num
] = func
;
4077 w
->opaque
[w
->num
] = opaque
;
4082 void qemu_del_wait_object(HANDLE handle
, WaitObjectFunc
*func
, void *opaque
)
4085 WaitObjects
*w
= &wait_objects
;
4088 for (i
= 0; i
< w
->num
; i
++) {
4089 if (w
->events
[i
] == handle
)
4092 w
->events
[i
] = w
->events
[i
+ 1];
4093 w
->func
[i
] = w
->func
[i
+ 1];
4094 w
->opaque
[i
] = w
->opaque
[i
+ 1];
4102 /***********************************************************/
4103 /* savevm/loadvm support */
4105 void qemu_put_buffer(QEMUFile
*f
, const uint8_t *buf
, int size
)
4107 fwrite(buf
, 1, size
, f
);
4110 void qemu_put_byte(QEMUFile
*f
, int v
)
4115 void qemu_put_be16(QEMUFile
*f
, unsigned int v
)
4117 qemu_put_byte(f
, v
>> 8);
4118 qemu_put_byte(f
, v
);
4121 void qemu_put_be32(QEMUFile
*f
, unsigned int v
)
4123 qemu_put_byte(f
, v
>> 24);
4124 qemu_put_byte(f
, v
>> 16);
4125 qemu_put_byte(f
, v
>> 8);
4126 qemu_put_byte(f
, v
);
4129 void qemu_put_be64(QEMUFile
*f
, uint64_t v
)
4131 qemu_put_be32(f
, v
>> 32);
4132 qemu_put_be32(f
, v
);
4135 int qemu_get_buffer(QEMUFile
*f
, uint8_t *buf
, int size
)
4137 return fread(buf
, 1, size
, f
);
4140 int qemu_get_byte(QEMUFile
*f
)
4150 unsigned int qemu_get_be16(QEMUFile
*f
)
4153 v
= qemu_get_byte(f
) << 8;
4154 v
|= qemu_get_byte(f
);
4158 unsigned int qemu_get_be32(QEMUFile
*f
)
4161 v
= qemu_get_byte(f
) << 24;
4162 v
|= qemu_get_byte(f
) << 16;
4163 v
|= qemu_get_byte(f
) << 8;
4164 v
|= qemu_get_byte(f
);
4168 uint64_t qemu_get_be64(QEMUFile
*f
)
4171 v
= (uint64_t)qemu_get_be32(f
) << 32;
4172 v
|= qemu_get_be32(f
);
4176 int64_t qemu_ftell(QEMUFile
*f
)
4181 int64_t qemu_fseek(QEMUFile
*f
, int64_t pos
, int whence
)
4183 if (fseek(f
, pos
, whence
) < 0)
4188 typedef struct SaveStateEntry
{
4192 SaveStateHandler
*save_state
;
4193 LoadStateHandler
*load_state
;
4195 struct SaveStateEntry
*next
;
4198 static SaveStateEntry
*first_se
;
4200 int register_savevm(const char *idstr
,
4203 SaveStateHandler
*save_state
,
4204 LoadStateHandler
*load_state
,
4207 SaveStateEntry
*se
, **pse
;
4209 se
= qemu_malloc(sizeof(SaveStateEntry
));
4212 pstrcpy(se
->idstr
, sizeof(se
->idstr
), idstr
);
4213 se
->instance_id
= instance_id
;
4214 se
->version_id
= version_id
;
4215 se
->save_state
= save_state
;
4216 se
->load_state
= load_state
;
4217 se
->opaque
= opaque
;
4220 /* add at the end of list */
4222 while (*pse
!= NULL
)
4223 pse
= &(*pse
)->next
;
4228 #define QEMU_VM_FILE_MAGIC 0x5145564d
4229 #define QEMU_VM_FILE_VERSION 0x00000001
4231 int qemu_savevm(const char *filename
)
4235 int len
, len_pos
, cur_pos
, saved_vm_running
, ret
;
4237 saved_vm_running
= vm_running
;
4240 f
= fopen(filename
, "wb");
4246 qemu_put_be32(f
, QEMU_VM_FILE_MAGIC
);
4247 qemu_put_be32(f
, QEMU_VM_FILE_VERSION
);
4249 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4251 len
= strlen(se
->idstr
);
4252 qemu_put_byte(f
, len
);
4253 qemu_put_buffer(f
, se
->idstr
, len
);
4255 qemu_put_be32(f
, se
->instance_id
);
4256 qemu_put_be32(f
, se
->version_id
);
4258 /* record size: filled later */
4260 qemu_put_be32(f
, 0);
4262 se
->save_state(f
, se
->opaque
);
4264 /* fill record size */
4266 len
= ftell(f
) - len_pos
- 4;
4267 fseek(f
, len_pos
, SEEK_SET
);
4268 qemu_put_be32(f
, len
);
4269 fseek(f
, cur_pos
, SEEK_SET
);
4275 if (saved_vm_running
)
4280 static SaveStateEntry
*find_se(const char *idstr
, int instance_id
)
4284 for(se
= first_se
; se
!= NULL
; se
= se
->next
) {
4285 if (!strcmp(se
->idstr
, idstr
) &&
4286 instance_id
== se
->instance_id
)
4292 int qemu_loadvm(const char *filename
)
4296 int len
, cur_pos
, ret
, instance_id
, record_len
, version_id
;
4297 int saved_vm_running
;
4301 saved_vm_running
= vm_running
;
4304 f
= fopen(filename
, "rb");
4310 v
= qemu_get_be32(f
);
4311 if (v
!= QEMU_VM_FILE_MAGIC
)
4313 v
= qemu_get_be32(f
);
4314 if (v
!= QEMU_VM_FILE_VERSION
) {
4321 len
= qemu_get_byte(f
);
4324 qemu_get_buffer(f
, idstr
, len
);
4326 instance_id
= qemu_get_be32(f
);
4327 version_id
= qemu_get_be32(f
);
4328 record_len
= qemu_get_be32(f
);
4330 printf("idstr=%s instance=0x%x version=%d len=%d\n",
4331 idstr
, instance_id
, version_id
, record_len
);
4334 se
= find_se(idstr
, instance_id
);
4336 fprintf(stderr
, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
4337 instance_id
, idstr
);
4339 ret
= se
->load_state(f
, se
->opaque
, version_id
);
4341 fprintf(stderr
, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
4342 instance_id
, idstr
);
4345 /* always seek to exact end of record */
4346 qemu_fseek(f
, cur_pos
+ record_len
, SEEK_SET
);
4351 if (saved_vm_running
)
4356 /***********************************************************/
4357 /* cpu save/restore */
4359 #if defined(TARGET_I386)
4361 static void cpu_put_seg(QEMUFile
*f
, SegmentCache
*dt
)
4363 qemu_put_be32(f
, dt
->selector
);
4364 qemu_put_betl(f
, dt
->base
);
4365 qemu_put_be32(f
, dt
->limit
);
4366 qemu_put_be32(f
, dt
->flags
);
4369 static void cpu_get_seg(QEMUFile
*f
, SegmentCache
*dt
)
4371 dt
->selector
= qemu_get_be32(f
);
4372 dt
->base
= qemu_get_betl(f
);
4373 dt
->limit
= qemu_get_be32(f
);
4374 dt
->flags
= qemu_get_be32(f
);
4377 void cpu_save(QEMUFile
*f
, void *opaque
)
4379 CPUState
*env
= opaque
;
4380 uint16_t fptag
, fpus
, fpuc
, fpregs_format
;
4384 for(i
= 0; i
< CPU_NB_REGS
; i
++)
4385 qemu_put_betls(f
, &env
->regs
[i
]);
4386 qemu_put_betls(f
, &env
->eip
);
4387 qemu_put_betls(f
, &env
->eflags
);
4388 hflags
= env
->hflags
; /* XXX: suppress most of the redundant hflags */
4389 qemu_put_be32s(f
, &hflags
);
4393 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
4395 for(i
= 0; i
< 8; i
++) {
4396 fptag
|= ((!env
->fptags
[i
]) << i
);
4399 qemu_put_be16s(f
, &fpuc
);
4400 qemu_put_be16s(f
, &fpus
);
4401 qemu_put_be16s(f
, &fptag
);
4403 #ifdef USE_X86LDOUBLE
4408 qemu_put_be16s(f
, &fpregs_format
);
4410 for(i
= 0; i
< 8; i
++) {
4411 #ifdef USE_X86LDOUBLE
4415 /* we save the real CPU data (in case of MMX usage only 'mant'
4416 contains the MMX register */
4417 cpu_get_fp80(&mant
, &exp
, env
->fpregs
[i
].d
);
4418 qemu_put_be64(f
, mant
);
4419 qemu_put_be16(f
, exp
);
4422 /* if we use doubles for float emulation, we save the doubles to
4423 avoid losing information in case of MMX usage. It can give
4424 problems if the image is restored on a CPU where long
4425 doubles are used instead. */
4426 qemu_put_be64(f
, env
->fpregs
[i
].mmx
.MMX_Q(0));
4430 for(i
= 0; i
< 6; i
++)
4431 cpu_put_seg(f
, &env
->segs
[i
]);
4432 cpu_put_seg(f
, &env
->ldt
);
4433 cpu_put_seg(f
, &env
->tr
);
4434 cpu_put_seg(f
, &env
->gdt
);
4435 cpu_put_seg(f
, &env
->idt
);
4437 qemu_put_be32s(f
, &env
->sysenter_cs
);
4438 qemu_put_be32s(f
, &env
->sysenter_esp
);
4439 qemu_put_be32s(f
, &env
->sysenter_eip
);
4441 qemu_put_betls(f
, &env
->cr
[0]);
4442 qemu_put_betls(f
, &env
->cr
[2]);
4443 qemu_put_betls(f
, &env
->cr
[3]);
4444 qemu_put_betls(f
, &env
->cr
[4]);
4446 for(i
= 0; i
< 8; i
++)
4447 qemu_put_betls(f
, &env
->dr
[i
]);
4450 qemu_put_be32s(f
, &env
->a20_mask
);
4453 qemu_put_be32s(f
, &env
->mxcsr
);
4454 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
4455 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
4456 qemu_put_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
4459 #ifdef TARGET_X86_64
4460 qemu_put_be64s(f
, &env
->efer
);
4461 qemu_put_be64s(f
, &env
->star
);
4462 qemu_put_be64s(f
, &env
->lstar
);
4463 qemu_put_be64s(f
, &env
->cstar
);
4464 qemu_put_be64s(f
, &env
->fmask
);
4465 qemu_put_be64s(f
, &env
->kernelgsbase
);
4469 #ifdef USE_X86LDOUBLE
4470 /* XXX: add that in a FPU generic layer */
4471 union x86_longdouble
{
4476 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
4477 #define EXPBIAS1 1023
4478 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
4479 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
4481 static void fp64_to_fp80(union x86_longdouble
*p
, uint64_t temp
)
4485 p
->mant
= (MANTD1(temp
) << 11) | (1LL << 63);
4486 /* exponent + sign */
4487 e
= EXPD1(temp
) - EXPBIAS1
+ 16383;
4488 e
|= SIGND1(temp
) >> 16;
4493 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4495 CPUState
*env
= opaque
;
4498 uint16_t fpus
, fpuc
, fptag
, fpregs_format
;
4500 if (version_id
!= 3)
4502 for(i
= 0; i
< CPU_NB_REGS
; i
++)
4503 qemu_get_betls(f
, &env
->regs
[i
]);
4504 qemu_get_betls(f
, &env
->eip
);
4505 qemu_get_betls(f
, &env
->eflags
);
4506 qemu_get_be32s(f
, &hflags
);
4508 qemu_get_be16s(f
, &fpuc
);
4509 qemu_get_be16s(f
, &fpus
);
4510 qemu_get_be16s(f
, &fptag
);
4511 qemu_get_be16s(f
, &fpregs_format
);
4513 /* NOTE: we cannot always restore the FPU state if the image come
4514 from a host with a different 'USE_X86LDOUBLE' define. We guess
4515 if we are in an MMX state to restore correctly in that case. */
4516 guess_mmx
= ((fptag
== 0xff) && (fpus
& 0x3800) == 0);
4517 for(i
= 0; i
< 8; i
++) {
4521 switch(fpregs_format
) {
4523 mant
= qemu_get_be64(f
);
4524 exp
= qemu_get_be16(f
);
4525 #ifdef USE_X86LDOUBLE
4526 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
4528 /* difficult case */
4530 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
4532 env
->fpregs
[i
].d
= cpu_set_fp80(mant
, exp
);
4536 mant
= qemu_get_be64(f
);
4537 #ifdef USE_X86LDOUBLE
4539 union x86_longdouble
*p
;
4540 /* difficult case */
4541 p
= (void *)&env
->fpregs
[i
];
4546 fp64_to_fp80(p
, mant
);
4550 env
->fpregs
[i
].mmx
.MMX_Q(0) = mant
;
4559 /* XXX: restore FPU round state */
4560 env
->fpstt
= (fpus
>> 11) & 7;
4561 env
->fpus
= fpus
& ~0x3800;
4563 for(i
= 0; i
< 8; i
++) {
4564 env
->fptags
[i
] = (fptag
>> i
) & 1;
4567 for(i
= 0; i
< 6; i
++)
4568 cpu_get_seg(f
, &env
->segs
[i
]);
4569 cpu_get_seg(f
, &env
->ldt
);
4570 cpu_get_seg(f
, &env
->tr
);
4571 cpu_get_seg(f
, &env
->gdt
);
4572 cpu_get_seg(f
, &env
->idt
);
4574 qemu_get_be32s(f
, &env
->sysenter_cs
);
4575 qemu_get_be32s(f
, &env
->sysenter_esp
);
4576 qemu_get_be32s(f
, &env
->sysenter_eip
);
4578 qemu_get_betls(f
, &env
->cr
[0]);
4579 qemu_get_betls(f
, &env
->cr
[2]);
4580 qemu_get_betls(f
, &env
->cr
[3]);
4581 qemu_get_betls(f
, &env
->cr
[4]);
4583 for(i
= 0; i
< 8; i
++)
4584 qemu_get_betls(f
, &env
->dr
[i
]);
4587 qemu_get_be32s(f
, &env
->a20_mask
);
4589 qemu_get_be32s(f
, &env
->mxcsr
);
4590 for(i
= 0; i
< CPU_NB_REGS
; i
++) {
4591 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(0));
4592 qemu_get_be64s(f
, &env
->xmm_regs
[i
].XMM_Q(1));
4595 #ifdef TARGET_X86_64
4596 qemu_get_be64s(f
, &env
->efer
);
4597 qemu_get_be64s(f
, &env
->star
);
4598 qemu_get_be64s(f
, &env
->lstar
);
4599 qemu_get_be64s(f
, &env
->cstar
);
4600 qemu_get_be64s(f
, &env
->fmask
);
4601 qemu_get_be64s(f
, &env
->kernelgsbase
);
4604 /* XXX: compute hflags from scratch, except for CPL and IIF */
4605 env
->hflags
= hflags
;
4610 #elif defined(TARGET_PPC)
4611 void cpu_save(QEMUFile
*f
, void *opaque
)
4615 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4620 #elif defined(TARGET_MIPS)
4621 void cpu_save(QEMUFile
*f
, void *opaque
)
4625 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4630 #elif defined(TARGET_SPARC)
4631 void cpu_save(QEMUFile
*f
, void *opaque
)
4633 CPUState
*env
= opaque
;
4637 for(i
= 0; i
< 8; i
++)
4638 qemu_put_betls(f
, &env
->gregs
[i
]);
4639 for(i
= 0; i
< NWINDOWS
* 16; i
++)
4640 qemu_put_betls(f
, &env
->regbase
[i
]);
4643 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
4649 qemu_put_be32(f
, u
.i
);
4652 qemu_put_betls(f
, &env
->pc
);
4653 qemu_put_betls(f
, &env
->npc
);
4654 qemu_put_betls(f
, &env
->y
);
4656 qemu_put_be32(f
, tmp
);
4657 qemu_put_betls(f
, &env
->fsr
);
4658 qemu_put_betls(f
, &env
->tbr
);
4659 #ifndef TARGET_SPARC64
4660 qemu_put_be32s(f
, &env
->wim
);
4662 for(i
= 0; i
< 16; i
++)
4663 qemu_put_be32s(f
, &env
->mmuregs
[i
]);
4667 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4669 CPUState
*env
= opaque
;
4673 for(i
= 0; i
< 8; i
++)
4674 qemu_get_betls(f
, &env
->gregs
[i
]);
4675 for(i
= 0; i
< NWINDOWS
* 16; i
++)
4676 qemu_get_betls(f
, &env
->regbase
[i
]);
4679 for(i
= 0; i
< TARGET_FPREGS
; i
++) {
4684 u
.i
= qemu_get_be32(f
);
4688 qemu_get_betls(f
, &env
->pc
);
4689 qemu_get_betls(f
, &env
->npc
);
4690 qemu_get_betls(f
, &env
->y
);
4691 tmp
= qemu_get_be32(f
);
4692 env
->cwp
= 0; /* needed to ensure that the wrapping registers are
4693 correctly updated */
4695 qemu_get_betls(f
, &env
->fsr
);
4696 qemu_get_betls(f
, &env
->tbr
);
4697 #ifndef TARGET_SPARC64
4698 qemu_get_be32s(f
, &env
->wim
);
4700 for(i
= 0; i
< 16; i
++)
4701 qemu_get_be32s(f
, &env
->mmuregs
[i
]);
4707 #elif defined(TARGET_ARM)
4709 /* ??? Need to implement these. */
4710 void cpu_save(QEMUFile
*f
, void *opaque
)
4714 int cpu_load(QEMUFile
*f
, void *opaque
, int version_id
)
4721 #warning No CPU save/restore functions
4725 /***********************************************************/
4726 /* ram save/restore */
4728 /* we just avoid storing empty pages */
4729 static void ram_put_page(QEMUFile
*f
, const uint8_t *buf
, int len
)
4734 for(i
= 1; i
< len
; i
++) {
4738 qemu_put_byte(f
, 1);
4739 qemu_put_byte(f
, v
);
4742 qemu_put_byte(f
, 0);
4743 qemu_put_buffer(f
, buf
, len
);
4746 static int ram_get_page(QEMUFile
*f
, uint8_t *buf
, int len
)
4750 v
= qemu_get_byte(f
);
4753 if (qemu_get_buffer(f
, buf
, len
) != len
)
4757 v
= qemu_get_byte(f
);
4758 memset(buf
, v
, len
);
4766 static void ram_save(QEMUFile
*f
, void *opaque
)
4769 qemu_put_be32(f
, phys_ram_size
);
4770 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
4771 ram_put_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
4775 static int ram_load(QEMUFile
*f
, void *opaque
, int version_id
)
4779 if (version_id
!= 1)
4781 if (qemu_get_be32(f
) != phys_ram_size
)
4783 for(i
= 0; i
< phys_ram_size
; i
+= TARGET_PAGE_SIZE
) {
4784 ret
= ram_get_page(f
, phys_ram_base
+ i
, TARGET_PAGE_SIZE
);
4791 /***********************************************************/
4792 /* machine registration */
4794 QEMUMachine
*first_machine
= NULL
;
4796 int qemu_register_machine(QEMUMachine
*m
)
4799 pm
= &first_machine
;
4807 QEMUMachine
*find_machine(const char *name
)
4811 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
4812 if (!strcmp(m
->name
, name
))
4818 /***********************************************************/
4819 /* main execution loop */
4821 void gui_update(void *opaque
)
4823 display_state
.dpy_refresh(&display_state
);
4824 qemu_mod_timer(gui_timer
, GUI_REFRESH_INTERVAL
+ qemu_get_clock(rt_clock
));
4827 struct vm_change_state_entry
{
4828 VMChangeStateHandler
*cb
;
4830 LIST_ENTRY (vm_change_state_entry
) entries
;
4833 static LIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
4835 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
4838 VMChangeStateEntry
*e
;
4840 e
= qemu_mallocz(sizeof (*e
));
4846 LIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
4850 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
4852 LIST_REMOVE (e
, entries
);
4856 static void vm_state_notify(int running
)
4858 VMChangeStateEntry
*e
;
4860 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
4861 e
->cb(e
->opaque
, running
);
4865 /* XXX: support several handlers */
4866 static VMStopHandler
*vm_stop_cb
;
4867 static void *vm_stop_opaque
;
4869 int qemu_add_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
4872 vm_stop_opaque
= opaque
;
4876 void qemu_del_vm_stop_handler(VMStopHandler
*cb
, void *opaque
)
4890 void vm_stop(int reason
)
4893 cpu_disable_ticks();
4897 vm_stop_cb(vm_stop_opaque
, reason
);
4904 /* reset/shutdown handler */
4906 typedef struct QEMUResetEntry
{
4907 QEMUResetHandler
*func
;
4909 struct QEMUResetEntry
*next
;
4912 static QEMUResetEntry
*first_reset_entry
;
4913 static int reset_requested
;
4914 static int shutdown_requested
;
4915 static int powerdown_requested
;
4917 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
4919 QEMUResetEntry
**pre
, *re
;
4921 pre
= &first_reset_entry
;
4922 while (*pre
!= NULL
)
4923 pre
= &(*pre
)->next
;
4924 re
= qemu_mallocz(sizeof(QEMUResetEntry
));
4926 re
->opaque
= opaque
;
4931 void qemu_system_reset(void)
4935 /* reset all devices */
4936 for(re
= first_reset_entry
; re
!= NULL
; re
= re
->next
) {
4937 re
->func(re
->opaque
);
4941 void qemu_system_reset_request(void)
4943 reset_requested
= 1;
4945 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
4948 void qemu_system_shutdown_request(void)
4950 shutdown_requested
= 1;
4952 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
4955 void qemu_system_powerdown_request(void)
4957 powerdown_requested
= 1;
4959 cpu_interrupt(cpu_single_env
, CPU_INTERRUPT_EXIT
);
4962 void main_loop_wait(int timeout
)
4964 IOHandlerRecord
*ioh
, *ioh_next
;
4965 fd_set rfds
, wfds
, xfds
;
4971 /* XXX: need to suppress polling by better using win32 events */
4973 for(pe
= first_polling_entry
; pe
!= NULL
; pe
= pe
->next
) {
4974 ret
|= pe
->func(pe
->opaque
);
4977 if (ret
== 0 && timeout
> 0) {
4979 WaitObjects
*w
= &wait_objects
;
4981 ret
= WaitForMultipleObjects(w
->num
, w
->events
, FALSE
, timeout
);
4982 if (WAIT_OBJECT_0
+ 0 <= ret
&& ret
<= WAIT_OBJECT_0
+ w
->num
- 1) {
4983 if (w
->func
[ret
- WAIT_OBJECT_0
])
4984 w
->func
[ret
- WAIT_OBJECT_0
](w
->opaque
[ret
- WAIT_OBJECT_0
]);
4985 } else if (ret
== WAIT_TIMEOUT
) {
4987 err
= GetLastError();
4988 fprintf(stderr
, "Wait error %d %d\n", ret
, err
);
4992 /* poll any events */
4993 /* XXX: separate device handlers from system ones */
4998 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh
->next
) {
5000 (!ioh
->fd_read_poll
||
5001 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
5002 FD_SET(ioh
->fd
, &rfds
);
5006 if (ioh
->fd_write
) {
5007 FD_SET(ioh
->fd
, &wfds
);
5017 tv
.tv_usec
= timeout
* 1000;
5019 #if defined(CONFIG_SLIRP)
5021 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
5024 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
5026 /* XXX: better handling of removal */
5027 for(ioh
= first_io_handler
; ioh
!= NULL
; ioh
= ioh_next
) {
5028 ioh_next
= ioh
->next
;
5029 if (FD_ISSET(ioh
->fd
, &rfds
)) {
5030 ioh
->fd_read(ioh
->opaque
);
5032 if (FD_ISSET(ioh
->fd
, &wfds
)) {
5033 ioh
->fd_write(ioh
->opaque
);
5037 #if defined(CONFIG_SLIRP)
5044 slirp_select_poll(&rfds
, &wfds
, &xfds
);
5052 qemu_run_timers(&active_timers
[QEMU_TIMER_VIRTUAL
],
5053 qemu_get_clock(vm_clock
));
5054 /* run dma transfers, if any */
5058 /* real time timers */
5059 qemu_run_timers(&active_timers
[QEMU_TIMER_REALTIME
],
5060 qemu_get_clock(rt_clock
));
5063 static CPUState
*cur_cpu
;
5068 #ifdef CONFIG_PROFILER
5073 cur_cpu
= first_cpu
;
5080 env
= env
->next_cpu
;
5083 #ifdef CONFIG_PROFILER
5084 ti
= profile_getclock();
5086 ret
= cpu_exec(env
);
5087 #ifdef CONFIG_PROFILER
5088 qemu_time
+= profile_getclock() - ti
;
5090 if (ret
!= EXCP_HALTED
)
5092 /* all CPUs are halted ? */
5093 if (env
== cur_cpu
) {
5100 if (shutdown_requested
) {
5101 ret
= EXCP_INTERRUPT
;
5104 if (reset_requested
) {
5105 reset_requested
= 0;
5106 qemu_system_reset();
5107 ret
= EXCP_INTERRUPT
;
5109 if (powerdown_requested
) {
5110 powerdown_requested
= 0;
5111 qemu_system_powerdown();
5112 ret
= EXCP_INTERRUPT
;
5114 if (ret
== EXCP_DEBUG
) {
5115 vm_stop(EXCP_DEBUG
);
5117 /* if hlt instruction, we wait until the next IRQ */
5118 /* XXX: use timeout computed from timers */
5119 if (ret
== EXCP_HLT
)
5126 #ifdef CONFIG_PROFILER
5127 ti
= profile_getclock();
5129 main_loop_wait(timeout
);
5130 #ifdef CONFIG_PROFILER
5131 dev_time
+= profile_getclock() - ti
;
5134 cpu_disable_ticks();
5140 printf("QEMU PC emulator version " QEMU_VERSION
", Copyright (c) 2003-2005 Fabrice Bellard\n"
5141 "usage: %s [options] [disk_image]\n"
5143 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
5145 "Standard options:\n"
5146 "-M machine select emulated machine (-M ? for list)\n"
5147 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
5148 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
5149 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
5150 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
5151 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
5152 "-snapshot write to temporary files instead of disk image files\n"
5154 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
5156 "-m megs set virtual RAM size to megs MB [default=%d]\n"
5157 "-smp n set the number of CPUs to 'n' [default=1]\n"
5158 "-nographic disable graphical output and redirect serial I/Os to console\n"
5160 "-k language use keyboard layout (for example \"fr\" for French)\n"
5163 "-audio-help print list of audio drivers and their options\n"
5164 "-soundhw c1,... enable audio support\n"
5165 " and only specified sound cards (comma separated list)\n"
5166 " use -soundhw ? to get the list of supported cards\n"
5167 " use -soundhw all to enable all of them\n"
5169 "-localtime set the real time clock to local time [default=utc]\n"
5170 "-full-screen start in full screen\n"
5172 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
5174 "-usb enable the USB driver (will be the default soon)\n"
5175 "-usbdevice name add the host or guest USB device 'name'\n"
5176 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
5177 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
5180 "Network options:\n"
5181 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
5182 " create a new Network Interface Card and connect it to VLAN 'n'\n"
5184 "-net user[,vlan=n][,hostname=host]\n"
5185 " connect the user mode network stack to VLAN 'n' and send\n"
5186 " hostname 'host' to DHCP clients\n"
5189 "-net tap[,vlan=n],ifname=name\n"
5190 " connect the host TAP network interface to VLAN 'n'\n"
5192 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
5193 " connect the host TAP network interface to VLAN 'n' and use\n"
5194 " the network script 'file' (default=%s);\n"
5195 " use 'fd=h' to connect to an already opened TAP interface\n"
5197 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
5198 " connect the vlan 'n' to another VLAN using a socket connection\n"
5199 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
5200 " connect the vlan 'n' to multicast maddr and port\n"
5201 "-net none use it alone to have zero network devices; if no -net option\n"
5202 " is provided, the default is '-net nic -net user'\n"
5205 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
5207 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
5209 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
5210 " redirect TCP or UDP connections from host to guest [-net user]\n"
5213 "Linux boot specific:\n"
5214 "-kernel bzImage use 'bzImage' as kernel image\n"
5215 "-append cmdline use 'cmdline' as kernel command line\n"
5216 "-initrd file use 'file' as initial ram disk\n"
5218 "Debug/Expert options:\n"
5219 "-monitor dev redirect the monitor to char device 'dev'\n"
5220 "-serial dev redirect the serial port to char device 'dev'\n"
5221 "-parallel dev redirect the parallel port to char device 'dev'\n"
5222 "-pidfile file Write PID to 'file'\n"
5223 "-S freeze CPU at startup (use 'c' to start execution)\n"
5224 "-s wait gdb connection to port %d\n"
5225 "-p port change gdb connection port\n"
5226 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
5227 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
5228 " translation (t=none or lba) (usually qemu can guess them)\n"
5229 "-L path set the directory for the BIOS and VGA BIOS\n"
5231 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
5232 "-no-kqemu disable KQEMU kernel module usage\n"
5234 #ifdef USE_CODE_COPY
5235 "-no-code-copy disable code copy acceleration\n"
5238 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
5239 " (default is CL-GD5446 PCI VGA)\n"
5240 "-no-acpi disable ACPI\n"
5242 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
5243 "-vnc display start a VNC server on display\n"
5245 "During emulation, the following keys are useful:\n"
5246 "ctrl-alt-f toggle full screen\n"
5247 "ctrl-alt-n switch to virtual console 'n'\n"
5248 "ctrl-alt toggle mouse and keyboard grab\n"
5250 "When using -nographic, press 'ctrl-a h' to get some help.\n"
5255 DEFAULT_NETWORK_SCRIPT
,
5257 DEFAULT_GDBSTUB_PORT
,
5262 #define HAS_ARG 0x0001
5276 QEMU_OPTION_snapshot
,
5278 QEMU_OPTION_no_fd_bootchk
,
5281 QEMU_OPTION_nographic
,
5283 QEMU_OPTION_audio_help
,
5284 QEMU_OPTION_soundhw
,
5302 QEMU_OPTION_no_code_copy
,
5304 QEMU_OPTION_localtime
,
5305 QEMU_OPTION_cirrusvga
,
5307 QEMU_OPTION_std_vga
,
5308 QEMU_OPTION_monitor
,
5310 QEMU_OPTION_parallel
,
5312 QEMU_OPTION_full_screen
,
5313 QEMU_OPTION_pidfile
,
5314 QEMU_OPTION_no_kqemu
,
5315 QEMU_OPTION_kernel_kqemu
,
5316 QEMU_OPTION_win2k_hack
,
5318 QEMU_OPTION_usbdevice
,
5321 QEMU_OPTION_no_acpi
,
5324 typedef struct QEMUOption
{
5330 const QEMUOption qemu_options
[] = {
5331 { "h", 0, QEMU_OPTION_h
},
5333 { "M", HAS_ARG
, QEMU_OPTION_M
},
5334 { "fda", HAS_ARG
, QEMU_OPTION_fda
},
5335 { "fdb", HAS_ARG
, QEMU_OPTION_fdb
},
5336 { "hda", HAS_ARG
, QEMU_OPTION_hda
},
5337 { "hdb", HAS_ARG
, QEMU_OPTION_hdb
},
5338 { "hdc", HAS_ARG
, QEMU_OPTION_hdc
},
5339 { "hdd", HAS_ARG
, QEMU_OPTION_hdd
},
5340 { "cdrom", HAS_ARG
, QEMU_OPTION_cdrom
},
5341 { "boot", HAS_ARG
, QEMU_OPTION_boot
},
5342 { "snapshot", 0, QEMU_OPTION_snapshot
},
5344 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk
},
5346 { "m", HAS_ARG
, QEMU_OPTION_m
},
5347 { "nographic", 0, QEMU_OPTION_nographic
},
5348 { "k", HAS_ARG
, QEMU_OPTION_k
},
5350 { "audio-help", 0, QEMU_OPTION_audio_help
},
5351 { "soundhw", HAS_ARG
, QEMU_OPTION_soundhw
},
5354 { "net", HAS_ARG
, QEMU_OPTION_net
},
5356 { "tftp", HAS_ARG
, QEMU_OPTION_tftp
},
5358 { "smb", HAS_ARG
, QEMU_OPTION_smb
},
5360 { "redir", HAS_ARG
, QEMU_OPTION_redir
},
5363 { "kernel", HAS_ARG
, QEMU_OPTION_kernel
},
5364 { "append", HAS_ARG
, QEMU_OPTION_append
},
5365 { "initrd", HAS_ARG
, QEMU_OPTION_initrd
},
5367 { "S", 0, QEMU_OPTION_S
},
5368 { "s", 0, QEMU_OPTION_s
},
5369 { "p", HAS_ARG
, QEMU_OPTION_p
},
5370 { "d", HAS_ARG
, QEMU_OPTION_d
},
5371 { "hdachs", HAS_ARG
, QEMU_OPTION_hdachs
},
5372 { "L", HAS_ARG
, QEMU_OPTION_L
},
5373 { "no-code-copy", 0, QEMU_OPTION_no_code_copy
},
5375 { "no-kqemu", 0, QEMU_OPTION_no_kqemu
},
5376 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu
},
5378 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
5379 { "g", 1, QEMU_OPTION_g
},
5381 { "localtime", 0, QEMU_OPTION_localtime
},
5382 { "std-vga", 0, QEMU_OPTION_std_vga
},
5383 { "monitor", 1, QEMU_OPTION_monitor
},
5384 { "serial", 1, QEMU_OPTION_serial
},
5385 { "parallel", 1, QEMU_OPTION_parallel
},
5386 { "loadvm", HAS_ARG
, QEMU_OPTION_loadvm
},
5387 { "full-screen", 0, QEMU_OPTION_full_screen
},
5388 { "pidfile", HAS_ARG
, QEMU_OPTION_pidfile
},
5389 { "win2k-hack", 0, QEMU_OPTION_win2k_hack
},
5390 { "usbdevice", HAS_ARG
, QEMU_OPTION_usbdevice
},
5391 { "smp", HAS_ARG
, QEMU_OPTION_smp
},
5392 { "vnc", HAS_ARG
, QEMU_OPTION_vnc
},
5394 /* temporary options */
5395 { "usb", 0, QEMU_OPTION_usb
},
5396 { "cirrusvga", 0, QEMU_OPTION_cirrusvga
},
5397 { "no-acpi", 0, QEMU_OPTION_no_acpi
},
5401 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5403 /* this stack is only used during signal handling */
5404 #define SIGNAL_STACK_SIZE 32768
5406 static uint8_t *signal_stack
;
5410 /* password input */
5412 static BlockDriverState
*get_bdrv(int index
)
5414 BlockDriverState
*bs
;
5417 bs
= bs_table
[index
];
5418 } else if (index
< 6) {
5419 bs
= fd_table
[index
- 4];
5426 static void read_passwords(void)
5428 BlockDriverState
*bs
;
5432 for(i
= 0; i
< 6; i
++) {
5434 if (bs
&& bdrv_is_encrypted(bs
)) {
5435 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs
));
5436 for(j
= 0; j
< 3; j
++) {
5437 monitor_readline("Password: ",
5438 1, password
, sizeof(password
));
5439 if (bdrv_set_key(bs
, password
) == 0)
5441 term_printf("invalid password\n");
5447 /* XXX: currently we cannot use simultaneously different CPUs */
5448 void register_machines(void)
5450 #if defined(TARGET_I386)
5451 qemu_register_machine(&pc_machine
);
5452 qemu_register_machine(&isapc_machine
);
5453 #elif defined(TARGET_PPC)
5454 qemu_register_machine(&heathrow_machine
);
5455 qemu_register_machine(&core99_machine
);
5456 qemu_register_machine(&prep_machine
);
5457 #elif defined(TARGET_MIPS)
5458 qemu_register_machine(&mips_machine
);
5459 #elif defined(TARGET_SPARC)
5460 #ifdef TARGET_SPARC64
5461 qemu_register_machine(&sun4u_machine
);
5463 qemu_register_machine(&sun4m_machine
);
5465 #elif defined(TARGET_ARM)
5466 qemu_register_machine(&integratorcp926_machine
);
5467 qemu_register_machine(&integratorcp1026_machine
);
5468 qemu_register_machine(&versatilepb_machine
);
5469 qemu_register_machine(&versatileab_machine
);
5470 #elif defined(TARGET_SH4)
5471 qemu_register_machine(&shix_machine
);
5473 #error unsupported CPU
5478 struct soundhw soundhw
[] = {
5485 { .init_isa
= pcspk_audio_init
}
5490 "Creative Sound Blaster 16",
5493 { .init_isa
= SB16_init
}
5500 "Yamaha YMF262 (OPL3)",
5502 "Yamaha YM3812 (OPL2)",
5506 { .init_isa
= Adlib_init
}
5513 "Gravis Ultrasound GF1",
5516 { .init_isa
= GUS_init
}
5522 "ENSONIQ AudioPCI ES1370",
5525 { .init_pci
= es1370_init
}
5528 { NULL
, NULL
, 0, 0, { NULL
} }
5531 static void select_soundhw (const char *optarg
)
5535 if (*optarg
== '?') {
5538 printf ("Valid sound card names (comma separated):\n");
5539 for (c
= soundhw
; c
->name
; ++c
) {
5540 printf ("%-11s %s\n", c
->name
, c
->descr
);
5542 printf ("\n-soundhw all will enable all of the above\n");
5543 exit (*optarg
!= '?');
5551 if (!strcmp (optarg
, "all")) {
5552 for (c
= soundhw
; c
->name
; ++c
) {
5560 e
= strchr (p
, ',');
5561 l
= !e
? strlen (p
) : (size_t) (e
- p
);
5563 for (c
= soundhw
; c
->name
; ++c
) {
5564 if (!strncmp (c
->name
, p
, l
)) {
5573 "Unknown sound card name (too big to show)\n");
5576 fprintf (stderr
, "Unknown sound card name `%.*s'\n",
5581 p
+= l
+ (e
!= NULL
);
5585 goto show_valid_cards
;
5591 static BOOL WINAPI
qemu_ctrl_handler(DWORD type
)
5593 exit(STATUS_CONTROL_C_EXIT
);
5598 #define MAX_NET_CLIENTS 32
5600 int main(int argc
, char **argv
)
5602 #ifdef CONFIG_GDBSTUB
5603 int use_gdbstub
, gdbstub_port
;
5606 int snapshot
, linux_boot
;
5607 const char *initrd_filename
;
5608 const char *hd_filename
[MAX_DISKS
], *fd_filename
[MAX_FD
];
5609 const char *kernel_filename
, *kernel_cmdline
;
5610 DisplayState
*ds
= &display_state
;
5611 int cyls
, heads
, secs
, translation
;
5612 int start_emulation
= 1;
5613 char net_clients
[MAX_NET_CLIENTS
][256];
5616 const char *r
, *optarg
;
5617 CharDriverState
*monitor_hd
;
5618 char monitor_device
[128];
5619 char serial_devices
[MAX_SERIAL_PORTS
][128];
5620 int serial_device_index
;
5621 char parallel_devices
[MAX_PARALLEL_PORTS
][128];
5622 int parallel_device_index
;
5623 const char *loadvm
= NULL
;
5624 QEMUMachine
*machine
;
5625 char usb_devices
[MAX_USB_CMDLINE
][128];
5626 int usb_devices_index
;
5628 LIST_INIT (&vm_change_state_head
);
5631 struct sigaction act
;
5632 sigfillset(&act
.sa_mask
);
5634 act
.sa_handler
= SIG_IGN
;
5635 sigaction(SIGPIPE
, &act
, NULL
);
5638 SetConsoleCtrlHandler(qemu_ctrl_handler
, TRUE
);
5642 register_machines();
5643 machine
= first_machine
;
5644 initrd_filename
= NULL
;
5645 for(i
= 0; i
< MAX_FD
; i
++)
5646 fd_filename
[i
] = NULL
;
5647 for(i
= 0; i
< MAX_DISKS
; i
++)
5648 hd_filename
[i
] = NULL
;
5649 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
5650 vga_ram_size
= VGA_RAM_SIZE
;
5651 bios_size
= BIOS_SIZE
;
5652 #ifdef CONFIG_GDBSTUB
5654 gdbstub_port
= DEFAULT_GDBSTUB_PORT
;
5658 kernel_filename
= NULL
;
5659 kernel_cmdline
= "";
5665 cyls
= heads
= secs
= 0;
5666 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5667 pstrcpy(monitor_device
, sizeof(monitor_device
), "vc");
5669 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "vc");
5670 for(i
= 1; i
< MAX_SERIAL_PORTS
; i
++)
5671 serial_devices
[i
][0] = '\0';
5672 serial_device_index
= 0;
5674 pstrcpy(parallel_devices
[0], sizeof(parallel_devices
[0]), "vc");
5675 for(i
= 1; i
< MAX_PARALLEL_PORTS
; i
++)
5676 parallel_devices
[i
][0] = '\0';
5677 parallel_device_index
= 0;
5679 usb_devices_index
= 0;
5684 /* default mac address of the first network interface */
5692 hd_filename
[0] = argv
[optind
++];
5694 const QEMUOption
*popt
;
5697 popt
= qemu_options
;
5700 fprintf(stderr
, "%s: invalid option -- '%s'\n",
5704 if (!strcmp(popt
->name
, r
+ 1))
5708 if (popt
->flags
& HAS_ARG
) {
5709 if (optind
>= argc
) {
5710 fprintf(stderr
, "%s: option '%s' requires an argument\n",
5714 optarg
= argv
[optind
++];
5719 switch(popt
->index
) {
5721 machine
= find_machine(optarg
);
5724 printf("Supported machines are:\n");
5725 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
5726 printf("%-10s %s%s\n",
5728 m
== first_machine
? " (default)" : "");
5733 case QEMU_OPTION_initrd
:
5734 initrd_filename
= optarg
;
5736 case QEMU_OPTION_hda
:
5737 case QEMU_OPTION_hdb
:
5738 case QEMU_OPTION_hdc
:
5739 case QEMU_OPTION_hdd
:
5742 hd_index
= popt
->index
- QEMU_OPTION_hda
;
5743 hd_filename
[hd_index
] = optarg
;
5744 if (hd_index
== cdrom_index
)
5748 case QEMU_OPTION_snapshot
:
5751 case QEMU_OPTION_hdachs
:
5755 cyls
= strtol(p
, (char **)&p
, 0);
5756 if (cyls
< 1 || cyls
> 16383)
5761 heads
= strtol(p
, (char **)&p
, 0);
5762 if (heads
< 1 || heads
> 16)
5767 secs
= strtol(p
, (char **)&p
, 0);
5768 if (secs
< 1 || secs
> 63)
5772 if (!strcmp(p
, "none"))
5773 translation
= BIOS_ATA_TRANSLATION_NONE
;
5774 else if (!strcmp(p
, "lba"))
5775 translation
= BIOS_ATA_TRANSLATION_LBA
;
5776 else if (!strcmp(p
, "auto"))
5777 translation
= BIOS_ATA_TRANSLATION_AUTO
;
5780 } else if (*p
!= '\0') {
5782 fprintf(stderr
, "qemu: invalid physical CHS format\n");
5787 case QEMU_OPTION_nographic
:
5788 pstrcpy(monitor_device
, sizeof(monitor_device
), "stdio");
5789 pstrcpy(serial_devices
[0], sizeof(serial_devices
[0]), "stdio");
5792 case QEMU_OPTION_kernel
:
5793 kernel_filename
= optarg
;
5795 case QEMU_OPTION_append
:
5796 kernel_cmdline
= optarg
;
5798 case QEMU_OPTION_cdrom
:
5799 if (cdrom_index
>= 0) {
5800 hd_filename
[cdrom_index
] = optarg
;
5803 case QEMU_OPTION_boot
:
5804 boot_device
= optarg
[0];
5805 if (boot_device
!= 'a' &&
5808 boot_device
!= 'n' &&
5810 boot_device
!= 'c' && boot_device
!= 'd') {
5811 fprintf(stderr
, "qemu: invalid boot device '%c'\n", boot_device
);
5815 case QEMU_OPTION_fda
:
5816 fd_filename
[0] = optarg
;
5818 case QEMU_OPTION_fdb
:
5819 fd_filename
[1] = optarg
;
5822 case QEMU_OPTION_no_fd_bootchk
:
5826 case QEMU_OPTION_no_code_copy
:
5827 code_copy_enabled
= 0;
5829 case QEMU_OPTION_net
:
5830 if (nb_net_clients
>= MAX_NET_CLIENTS
) {
5831 fprintf(stderr
, "qemu: too many network clients\n");
5834 pstrcpy(net_clients
[nb_net_clients
],
5835 sizeof(net_clients
[0]),
5840 case QEMU_OPTION_tftp
:
5841 tftp_prefix
= optarg
;
5844 case QEMU_OPTION_smb
:
5845 net_slirp_smb(optarg
);
5848 case QEMU_OPTION_redir
:
5849 net_slirp_redir(optarg
);
5853 case QEMU_OPTION_audio_help
:
5857 case QEMU_OPTION_soundhw
:
5858 select_soundhw (optarg
);
5865 ram_size
= atoi(optarg
) * 1024 * 1024;
5868 if (ram_size
> PHYS_RAM_MAX_SIZE
) {
5869 fprintf(stderr
, "qemu: at most %d MB RAM can be simulated\n",
5870 PHYS_RAM_MAX_SIZE
/ (1024 * 1024));
5879 mask
= cpu_str_to_log_mask(optarg
);
5881 printf("Log items (comma separated):\n");
5882 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
5883 printf("%-10s %s\n", item
->name
, item
->help
);
5890 #ifdef CONFIG_GDBSTUB
5895 gdbstub_port
= atoi(optarg
);
5902 start_emulation
= 0;
5905 keyboard_layout
= optarg
;
5907 case QEMU_OPTION_localtime
:
5910 case QEMU_OPTION_cirrusvga
:
5911 cirrus_vga_enabled
= 1;
5913 case QEMU_OPTION_std_vga
:
5914 cirrus_vga_enabled
= 0;
5921 w
= strtol(p
, (char **)&p
, 10);
5924 fprintf(stderr
, "qemu: invalid resolution or depth\n");
5930 h
= strtol(p
, (char **)&p
, 10);
5935 depth
= strtol(p
, (char **)&p
, 10);
5936 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
5937 depth
!= 24 && depth
!= 32)
5939 } else if (*p
== '\0') {
5940 depth
= graphic_depth
;
5947 graphic_depth
= depth
;
5950 case QEMU_OPTION_monitor
:
5951 pstrcpy(monitor_device
, sizeof(monitor_device
), optarg
);
5953 case QEMU_OPTION_serial
:
5954 if (serial_device_index
>= MAX_SERIAL_PORTS
) {
5955 fprintf(stderr
, "qemu: too many serial ports\n");
5958 pstrcpy(serial_devices
[serial_device_index
],
5959 sizeof(serial_devices
[0]), optarg
);
5960 serial_device_index
++;
5962 case QEMU_OPTION_parallel
:
5963 if (parallel_device_index
>= MAX_PARALLEL_PORTS
) {
5964 fprintf(stderr
, "qemu: too many parallel ports\n");
5967 pstrcpy(parallel_devices
[parallel_device_index
],
5968 sizeof(parallel_devices
[0]), optarg
);
5969 parallel_device_index
++;
5971 case QEMU_OPTION_loadvm
:
5974 case QEMU_OPTION_full_screen
:
5977 case QEMU_OPTION_pidfile
:
5978 create_pidfile(optarg
);
5981 case QEMU_OPTION_win2k_hack
:
5982 win2k_install_hack
= 1;
5986 case QEMU_OPTION_no_kqemu
:
5989 case QEMU_OPTION_kernel_kqemu
:
5993 case QEMU_OPTION_usb
:
5996 case QEMU_OPTION_usbdevice
:
5998 if (usb_devices_index
>= MAX_USB_CMDLINE
) {
5999 fprintf(stderr
, "Too many USB devices\n");
6002 pstrcpy(usb_devices
[usb_devices_index
],
6003 sizeof(usb_devices
[usb_devices_index
]),
6005 usb_devices_index
++;
6007 case QEMU_OPTION_smp
:
6008 smp_cpus
= atoi(optarg
);
6009 if (smp_cpus
< 1 || smp_cpus
> MAX_CPUS
) {
6010 fprintf(stderr
, "Invalid number of CPUs\n");
6014 case QEMU_OPTION_vnc
:
6015 vnc_display
= atoi(optarg
);
6016 if (vnc_display
< 0) {
6017 fprintf(stderr
, "Invalid VNC display\n");
6021 case QEMU_OPTION_no_acpi
:
6032 linux_boot
= (kernel_filename
!= NULL
);
6035 hd_filename
[0] == '\0' &&
6036 (cdrom_index
>= 0 && hd_filename
[cdrom_index
] == '\0') &&
6037 fd_filename
[0] == '\0')
6040 /* boot to cd by default if no hard disk */
6041 if (hd_filename
[0] == '\0' && boot_device
== 'c') {
6042 if (fd_filename
[0] != '\0')
6048 setvbuf(stdout
, NULL
, _IOLBF
, 0);
6054 /* init network clients */
6055 if (nb_net_clients
== 0) {
6056 /* if no clients, we use a default config */
6057 pstrcpy(net_clients
[0], sizeof(net_clients
[0]),
6059 pstrcpy(net_clients
[1], sizeof(net_clients
[0]),
6064 for(i
= 0;i
< nb_net_clients
; i
++) {
6065 if (net_client_init(net_clients
[i
]) < 0)
6069 /* init the memory */
6070 phys_ram_size
= ram_size
+ vga_ram_size
+ bios_size
;
6072 phys_ram_base
= qemu_vmalloc(phys_ram_size
);
6073 if (!phys_ram_base
) {
6074 fprintf(stderr
, "Could not allocate physical memory\n");
6078 /* we always create the cdrom drive, even if no disk is there */
6080 if (cdrom_index
>= 0) {
6081 bs_table
[cdrom_index
] = bdrv_new("cdrom");
6082 bdrv_set_type_hint(bs_table
[cdrom_index
], BDRV_TYPE_CDROM
);
6085 /* open the virtual block devices */
6086 for(i
= 0; i
< MAX_DISKS
; i
++) {
6087 if (hd_filename
[i
]) {
6090 snprintf(buf
, sizeof(buf
), "hd%c", i
+ 'a');
6091 bs_table
[i
] = bdrv_new(buf
);
6093 if (bdrv_open(bs_table
[i
], hd_filename
[i
], snapshot
) < 0) {
6094 fprintf(stderr
, "qemu: could not open hard disk image '%s'\n",
6098 if (i
== 0 && cyls
!= 0) {
6099 bdrv_set_geometry_hint(bs_table
[i
], cyls
, heads
, secs
);
6100 bdrv_set_translation_hint(bs_table
[i
], translation
);
6105 /* we always create at least one floppy disk */
6106 fd_table
[0] = bdrv_new("fda");
6107 bdrv_set_type_hint(fd_table
[0], BDRV_TYPE_FLOPPY
);
6109 for(i
= 0; i
< MAX_FD
; i
++) {
6110 if (fd_filename
[i
]) {
6113 snprintf(buf
, sizeof(buf
), "fd%c", i
+ 'a');
6114 fd_table
[i
] = bdrv_new(buf
);
6115 bdrv_set_type_hint(fd_table
[i
], BDRV_TYPE_FLOPPY
);
6117 if (fd_filename
[i
] != '\0') {
6118 if (bdrv_open(fd_table
[i
], fd_filename
[i
], snapshot
) < 0) {
6119 fprintf(stderr
, "qemu: could not open floppy disk image '%s'\n",
6127 register_savevm("timer", 0, 1, timer_save
, timer_load
, NULL
);
6128 register_savevm("ram", 0, 1, ram_save
, ram_load
, NULL
);
6131 cpu_calibrate_ticks();
6135 dumb_display_init(ds
);
6136 } else if (vnc_display
!= -1) {
6137 vnc_display_init(ds
, vnc_display
);
6139 #if defined(CONFIG_SDL)
6140 sdl_display_init(ds
, full_screen
);
6141 #elif defined(CONFIG_COCOA)
6142 cocoa_display_init(ds
, full_screen
);
6144 dumb_display_init(ds
);
6148 monitor_hd
= qemu_chr_open(monitor_device
);
6150 fprintf(stderr
, "qemu: could not open monitor device '%s'\n", monitor_device
);
6153 monitor_init(monitor_hd
, !nographic
);
6155 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
6156 if (serial_devices
[i
][0] != '\0') {
6157 serial_hds
[i
] = qemu_chr_open(serial_devices
[i
]);
6158 if (!serial_hds
[i
]) {
6159 fprintf(stderr
, "qemu: could not open serial device '%s'\n",
6163 if (!strcmp(serial_devices
[i
], "vc"))
6164 qemu_chr_printf(serial_hds
[i
], "serial%d console\n", i
);
6168 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
6169 if (parallel_devices
[i
][0] != '\0') {
6170 parallel_hds
[i
] = qemu_chr_open(parallel_devices
[i
]);
6171 if (!parallel_hds
[i
]) {
6172 fprintf(stderr
, "qemu: could not open parallel device '%s'\n",
6173 parallel_devices
[i
]);
6176 if (!strcmp(parallel_devices
[i
], "vc"))
6177 qemu_chr_printf(parallel_hds
[i
], "parallel%d console\n", i
);
6181 machine
->init(ram_size
, vga_ram_size
, boot_device
,
6182 ds
, fd_filename
, snapshot
,
6183 kernel_filename
, kernel_cmdline
, initrd_filename
);
6185 /* init USB devices */
6187 for(i
= 0; i
< usb_devices_index
; i
++) {
6188 if (usb_device_add(usb_devices
[i
]) < 0) {
6189 fprintf(stderr
, "Warning: could not add USB device %s\n",
6195 gui_timer
= qemu_new_timer(rt_clock
, gui_update
, NULL
);
6196 qemu_mod_timer(gui_timer
, qemu_get_clock(rt_clock
));
6198 #ifdef CONFIG_GDBSTUB
6200 if (gdbserver_start(gdbstub_port
) < 0) {
6201 fprintf(stderr
, "Could not open gdbserver socket on port %d\n",
6205 printf("Waiting gdb connection on port %d\n", gdbstub_port
);
6210 qemu_loadvm(loadvm
);
6213 /* XXX: simplify init */
6215 if (start_emulation
) {