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 #if !defined(CONFIG_SOFTMMU)
96 #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
98 #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
102 #define DEFAULT_RAM_SIZE 144
104 #define DEFAULT_RAM_SIZE 128
107 #define GUI_REFRESH_INTERVAL 30
109 /* Max number of USB devices that can be specified on the commandline. */
110 #define MAX_USB_CMDLINE 8
112 /* XXX: use a two level table to limit memory usage */
113 #define MAX_IOPORTS 65536
115 const char *bios_dir = CONFIG_QEMU_SHAREDIR;
116 char phys_ram_file[1024];
117 void *ioport_opaque[MAX_IOPORTS];
118 IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
119 IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
120 BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD];
123 static DisplayState display_state;
125 const char* keyboard_layout = NULL;
126 int64_t ticks_per_sec;
127 int boot_device = 'c';
129 int pit_min_timer_count = 0;
131 NICInfo nd_table[MAX_NICS];
132 QEMUTimer *gui_timer;
135 int cirrus_vga_enabled = 1;
137 int graphic_width = 1024;
138 int graphic_height = 768;
140 int graphic_width = 800;
141 int graphic_height = 600;
143 int graphic_depth = 15;
145 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
146 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
148 int win2k_install_hack = 0;
151 static VLANState *first_vlan;
153 int vnc_display = -1;
154 #if defined(TARGET_SPARC)
156 #elif defined(TARGET_I386)
161 int acpi_enabled = 1;
164 /***********************************************************/
165 /* x86 ISA bus support */
167 target_phys_addr_t isa_mem_base = 0;
170 uint32_t default_ioport_readb(void *opaque, uint32_t address)
172 #ifdef DEBUG_UNUSED_IOPORT
173 fprintf(stderr, "inb: port=0x%04x\n", address);
178 void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
180 #ifdef DEBUG_UNUSED_IOPORT
181 fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
185 /* default is to make two byte accesses */
186 uint32_t default_ioport_readw(void *opaque, uint32_t address)
189 data = ioport_read_table[0][address](ioport_opaque[address], address);
190 address = (address + 1) & (MAX_IOPORTS - 1);
191 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
195 void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
197 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
198 address = (address + 1) & (MAX_IOPORTS - 1);
199 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
202 uint32_t default_ioport_readl(void *opaque, uint32_t address)
204 #ifdef DEBUG_UNUSED_IOPORT
205 fprintf(stderr, "inl: port=0x%04x\n", address);
210 void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
212 #ifdef DEBUG_UNUSED_IOPORT
213 fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
217 void init_ioports(void)
221 for(i = 0; i < MAX_IOPORTS; i++) {
222 ioport_read_table[0][i] = default_ioport_readb;
223 ioport_write_table[0][i] = default_ioport_writeb;
224 ioport_read_table[1][i] = default_ioport_readw;
225 ioport_write_table[1][i] = default_ioport_writew;
226 ioport_read_table[2][i] = default_ioport_readl;
227 ioport_write_table[2][i] = default_ioport_writel;
231 /* size is the word size in byte */
232 int register_ioport_read(int start, int length, int size,
233 IOPortReadFunc *func, void *opaque)
239 } else if (size == 2) {
241 } else if (size == 4) {
244 hw_error("register_ioport_read: invalid size");
247 for(i = start; i < start + length; i += size) {
248 ioport_read_table[bsize][i] = func;
249 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
250 hw_error("register_ioport_read: invalid opaque");
251 ioport_opaque[i] = opaque;
256 /* size is the word size in byte */
257 int register_ioport_write(int start, int length, int size,
258 IOPortWriteFunc *func, void *opaque)
264 } else if (size == 2) {
266 } else if (size == 4) {
269 hw_error("register_ioport_write: invalid size");
272 for(i = start; i < start + length; i += size) {
273 ioport_write_table[bsize][i] = func;
274 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
275 hw_error("register_ioport_read: invalid opaque");
276 ioport_opaque[i] = opaque;
281 void isa_unassign_ioport(int start, int length)
285 for(i = start; i < start + length; i++) {
286 ioport_read_table[0][i] = default_ioport_readb;
287 ioport_read_table[1][i] = default_ioport_readw;
288 ioport_read_table[2][i] = default_ioport_readl;
290 ioport_write_table[0][i] = default_ioport_writeb;
291 ioport_write_table[1][i] = default_ioport_writew;
292 ioport_write_table[2][i] = default_ioport_writel;
296 /***********************************************************/
298 void pstrcpy(char *buf, int buf_size, const char *str)
308 if (c == 0 || q >= buf + buf_size - 1)
315 /* strcat and truncate. */
316 char *pstrcat(char *buf, int buf_size, const char *s)
321 pstrcpy(buf + len, buf_size - len, s);
325 int strstart(const char *str, const char *val, const char **ptr)
341 void cpu_outb(CPUState *env, int addr, int val)
344 if (loglevel & CPU_LOG_IOPORT)
345 fprintf(logfile, "outb: %04x %02x\n", addr, val);
347 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
350 env->last_io_time = cpu_get_time_fast();
354 void cpu_outw(CPUState *env, int addr, int val)
357 if (loglevel & CPU_LOG_IOPORT)
358 fprintf(logfile, "outw: %04x %04x\n", addr, val);
360 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
363 env->last_io_time = cpu_get_time_fast();
367 void cpu_outl(CPUState *env, int addr, int val)
370 if (loglevel & CPU_LOG_IOPORT)
371 fprintf(logfile, "outl: %04x %08x\n", addr, val);
373 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
376 env->last_io_time = cpu_get_time_fast();
380 int cpu_inb(CPUState *env, int addr)
383 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
385 if (loglevel & CPU_LOG_IOPORT)
386 fprintf(logfile, "inb : %04x %02x\n", addr, val);
390 env->last_io_time = cpu_get_time_fast();
395 int cpu_inw(CPUState *env, int addr)
398 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
400 if (loglevel & CPU_LOG_IOPORT)
401 fprintf(logfile, "inw : %04x %04x\n", addr, val);
405 env->last_io_time = cpu_get_time_fast();
410 int cpu_inl(CPUState *env, int addr)
413 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
415 if (loglevel & CPU_LOG_IOPORT)
416 fprintf(logfile, "inl : %04x %08x\n", addr, val);
420 env->last_io_time = cpu_get_time_fast();
425 /***********************************************************/
426 void hw_error(const char *fmt, ...)
432 fprintf(stderr, "qemu: hardware error: ");
433 vfprintf(stderr, fmt, ap);
434 fprintf(stderr, "\n");
435 for(env = first_cpu; env != NULL; env = env->next_cpu) {
436 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
438 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
440 cpu_dump_state(env, stderr, fprintf, 0);
447 /***********************************************************/
450 static QEMUPutKBDEvent *qemu_put_kbd_event;
451 static void *qemu_put_kbd_event_opaque;
452 static QEMUPutMouseEvent *qemu_put_mouse_event;
453 static void *qemu_put_mouse_event_opaque;
454 static int qemu_put_mouse_event_absolute;
456 void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
458 qemu_put_kbd_event_opaque = opaque;
459 qemu_put_kbd_event = func;
462 void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque, int absolute)
464 qemu_put_mouse_event_opaque = opaque;
465 qemu_put_mouse_event = func;
466 qemu_put_mouse_event_absolute = absolute;
469 void kbd_put_keycode(int keycode)
471 if (qemu_put_kbd_event) {
472 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
476 void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
478 if (qemu_put_mouse_event) {
479 qemu_put_mouse_event(qemu_put_mouse_event_opaque,
480 dx, dy, dz, buttons_state);
484 int kbd_mouse_is_absolute(void)
486 return qemu_put_mouse_event_absolute;
489 /***********************************************************/
492 #if defined(__powerpc__)
494 static inline uint32_t get_tbl(void)
497 asm volatile("mftb %0" : "=r" (tbl));
501 static inline uint32_t get_tbu(void)
504 asm volatile("mftbu %0" : "=r" (tbl));
508 int64_t cpu_get_real_ticks(void)
511 /* NOTE: we test if wrapping has occurred */
517 return ((int64_t)h << 32) | l;
520 #elif defined(__i386__)
522 int64_t cpu_get_real_ticks(void)
526 QueryPerformanceCounter(&ti);
530 asm volatile ("rdtsc" : "=A" (val));
535 #elif defined(__x86_64__)
537 int64_t cpu_get_real_ticks(void)
541 asm volatile("rdtsc" : "=a" (low), "=d" (high));
548 #elif defined(__ia64)
550 int64_t cpu_get_real_ticks(void)
553 asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory");
557 #elif defined(__s390__)
559 int64_t cpu_get_real_ticks(void)
562 asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc");
566 #elif defined(__sparc__) && defined(HOST_SOLARIS)
568 uint64_t cpu_get_real_ticks (void)
572 asm volatile("rd %%tick,%0" : "=r"(rval));
582 asm volatile("rd %%tick,%1; srlx %1,32,%0"
583 : "=r"(rval.i32.high), "=r"(rval.i32.low));
589 #error unsupported CPU
592 static int64_t cpu_ticks_prev;
593 static int64_t cpu_ticks_offset;
594 static int cpu_ticks_enabled;
596 static inline int64_t cpu_get_ticks(void)
598 if (!cpu_ticks_enabled) {
599 return cpu_ticks_offset;
602 ticks = cpu_get_real_ticks();
603 if (cpu_ticks_prev > ticks) {
604 /* Note: non increasing ticks may happen if the host uses
606 cpu_ticks_offset += cpu_ticks_prev - ticks;
608 cpu_ticks_prev = ticks;
609 return ticks + cpu_ticks_offset;
613 /* enable cpu_get_ticks() */
614 void cpu_enable_ticks(void)
616 if (!cpu_ticks_enabled) {
617 cpu_ticks_offset -= cpu_get_real_ticks();
618 cpu_ticks_enabled = 1;
622 /* disable cpu_get_ticks() : the clock is stopped. You must not call
623 cpu_get_ticks() after that. */
624 void cpu_disable_ticks(void)
626 if (cpu_ticks_enabled) {
627 cpu_ticks_offset = cpu_get_ticks();
628 cpu_ticks_enabled = 0;
633 void cpu_calibrate_ticks(void)
638 ret = QueryPerformanceFrequency(&freq);
640 fprintf(stderr, "Could not calibrate ticks\n");
643 ticks_per_sec = freq.QuadPart;
647 static int64_t get_clock(void)
650 gettimeofday(&tv, NULL);
651 return tv.tv_sec * 1000000LL + tv.tv_usec;
654 void cpu_calibrate_ticks(void)
659 ticks = cpu_get_real_ticks();
661 usec = get_clock() - usec;
662 ticks = cpu_get_real_ticks() - ticks;
663 ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec;
667 /* compute with 96 bit intermediate result: (a*b)/c */
668 uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
673 #ifdef WORDS_BIGENDIAN
683 rl = (uint64_t)u.l.low * (uint64_t)b;
684 rh = (uint64_t)u.l.high * (uint64_t)b;
687 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
691 #define QEMU_TIMER_REALTIME 0
692 #define QEMU_TIMER_VIRTUAL 1
696 /* XXX: add frequency */
704 struct QEMUTimer *next;
710 static QEMUTimer *active_timers[2];
712 static MMRESULT timerID;
713 static HANDLE host_alarm = NULL;
714 static unsigned int period = 1;
716 /* frequency of the times() clock tick */
717 static int timer_freq;
720 QEMUClock *qemu_new_clock(int type)
723 clock = qemu_mallocz(sizeof(QEMUClock));
730 QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
734 ts = qemu_mallocz(sizeof(QEMUTimer));
741 void qemu_free_timer(QEMUTimer *ts)
746 /* stop a timer, but do not dealloc it */
747 void qemu_del_timer(QEMUTimer *ts)
751 /* NOTE: this code must be signal safe because
752 qemu_timer_expired() can be called from a signal. */
753 pt = &active_timers[ts->clock->type];
766 /* modify the current timer so that it will be fired when current_time
767 >= expire_time. The corresponding callback will be called. */
768 void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
774 /* add the timer in the sorted list */
775 /* NOTE: this code must be signal safe because
776 qemu_timer_expired() can be called from a signal. */
777 pt = &active_timers[ts->clock->type];
782 if (t->expire_time > expire_time)
786 ts->expire_time = expire_time;
791 int qemu_timer_pending(QEMUTimer *ts)
794 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
801 static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
805 return (timer_head->expire_time <= current_time);
808 static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
814 if (!ts || ts->expire_time > current_time)
816 /* remove timer from the list before calling the callback */
817 *ptimer_head = ts->next;
820 /* run the callback (the timer list can be modified) */
825 int64_t qemu_get_clock(QEMUClock *clock)
827 switch(clock->type) {
828 case QEMU_TIMER_REALTIME:
830 return GetTickCount();
835 /* Note that using gettimeofday() is not a good solution
836 for timers because its value change when the date is
838 if (timer_freq == 100) {
839 return times(&tp) * 10;
841 return ((int64_t)times(&tp) * 1000) / timer_freq;
846 case QEMU_TIMER_VIRTUAL:
847 return cpu_get_ticks();
852 void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
854 uint64_t expire_time;
856 if (qemu_timer_pending(ts)) {
857 expire_time = ts->expire_time;
861 qemu_put_be64(f, expire_time);
864 void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
866 uint64_t expire_time;
868 expire_time = qemu_get_be64(f);
869 if (expire_time != -1) {
870 qemu_mod_timer(ts, expire_time);
876 static void timer_save(QEMUFile *f, void *opaque)
878 if (cpu_ticks_enabled) {
879 hw_error("cannot save state if virtual timers are running");
881 qemu_put_be64s(f, &cpu_ticks_offset);
882 qemu_put_be64s(f, &ticks_per_sec);
885 static int timer_load(QEMUFile *f, void *opaque, int version_id)
889 if (cpu_ticks_enabled) {
892 qemu_get_be64s(f, &cpu_ticks_offset);
893 qemu_get_be64s(f, &ticks_per_sec);
898 void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
899 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
901 static void host_alarm_handler(int host_signum)
905 #define DISP_FREQ 1000
907 static int64_t delta_min = INT64_MAX;
908 static int64_t delta_max, delta_cum, last_clock, delta, ti;
910 ti = qemu_get_clock(vm_clock);
911 if (last_clock != 0) {
912 delta = ti - last_clock;
913 if (delta < delta_min)
915 if (delta > delta_max)
918 if (++count == DISP_FREQ) {
919 printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
920 muldiv64(delta_min, 1000000, ticks_per_sec),
921 muldiv64(delta_max, 1000000, ticks_per_sec),
922 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
923 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
925 delta_min = INT64_MAX;
933 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
934 qemu_get_clock(vm_clock)) ||
935 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
936 qemu_get_clock(rt_clock))) {
938 SetEvent(host_alarm);
940 CPUState *env = cpu_single_env;
942 /* stop the currently executing cpu because a timer occured */
943 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
945 if (env->kqemu_enabled) {
946 kqemu_cpu_interrupt(env);
955 #if defined(__linux__)
957 #define RTC_FREQ 1024
961 static int start_rtc_timer(void)
963 rtc_fd = open("/dev/rtc", O_RDONLY);
966 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
967 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
968 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
969 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
972 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
977 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
983 static int start_rtc_timer(void)
988 #endif /* !defined(__linux__) */
990 #endif /* !defined(_WIN32) */
992 static void init_timers(void)
994 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
995 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
1002 ZeroMemory(&tc, sizeof(TIMECAPS));
1003 timeGetDevCaps(&tc, sizeof(TIMECAPS));
1004 if (period < tc.wPeriodMin)
1005 period = tc.wPeriodMin;
1006 timeBeginPeriod(period);
1007 timerID = timeSetEvent(1, // interval (ms)
1008 period, // resolution
1009 host_alarm_handler, // function
1010 (DWORD)&count, // user parameter
1011 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
1013 perror("failed timer alarm");
1016 host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1018 perror("failed CreateEvent");
1021 ResetEvent(host_alarm);
1023 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
1026 struct sigaction act;
1027 struct itimerval itv;
1029 /* get times() syscall frequency */
1030 timer_freq = sysconf(_SC_CLK_TCK);
1033 sigfillset(&act.sa_mask);
1035 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
1036 act.sa_flags |= SA_ONSTACK;
1038 act.sa_handler = host_alarm_handler;
1039 sigaction(SIGALRM, &act, NULL);
1041 itv.it_interval.tv_sec = 0;
1042 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
1043 itv.it_value.tv_sec = 0;
1044 itv.it_value.tv_usec = 10 * 1000;
1045 setitimer(ITIMER_REAL, &itv, NULL);
1046 /* we probe the tick duration of the kernel to inform the user if
1047 the emulated kernel requested a too high timer frequency */
1048 getitimer(ITIMER_REAL, &itv);
1050 #if defined(__linux__)
1051 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1052 have timers with 1 ms resolution. The correct solution will
1053 be to use the POSIX real time timers available in recent
1055 if (itv.it_interval.tv_usec > 1000 || 1) {
1056 /* try to use /dev/rtc to have a faster timer */
1057 if (start_rtc_timer() < 0)
1059 /* disable itimer */
1060 itv.it_interval.tv_sec = 0;
1061 itv.it_interval.tv_usec = 0;
1062 itv.it_value.tv_sec = 0;
1063 itv.it_value.tv_usec = 0;
1064 setitimer(ITIMER_REAL, &itv, NULL);
1067 sigaction(SIGIO, &act, NULL);
1068 fcntl(rtc_fd, F_SETFL, O_ASYNC);
1069 fcntl(rtc_fd, F_SETOWN, getpid());
1071 #endif /* defined(__linux__) */
1074 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1075 PIT_FREQ) / 1000000;
1081 void quit_timers(void)
1084 timeKillEvent(timerID);
1085 timeEndPeriod(period);
1087 CloseHandle(host_alarm);
1093 /***********************************************************/
1094 /* character device */
1096 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1098 return s->chr_write(s, buf, len);
1101 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
1105 return s->chr_ioctl(s, cmd, arg);
1108 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
1113 vsnprintf(buf, sizeof(buf), fmt, ap);
1114 qemu_chr_write(s, buf, strlen(buf));
1118 void qemu_chr_send_event(CharDriverState *s, int event)
1120 if (s->chr_send_event)
1121 s->chr_send_event(s, event);
1124 void qemu_chr_add_read_handler(CharDriverState *s,
1125 IOCanRWHandler *fd_can_read,
1126 IOReadHandler *fd_read, void *opaque)
1128 s->chr_add_read_handler(s, fd_can_read, fd_read, opaque);
1131 void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event)
1133 s->chr_event = chr_event;
1136 static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1141 static void null_chr_add_read_handler(CharDriverState *chr,
1142 IOCanRWHandler *fd_can_read,
1143 IOReadHandler *fd_read, void *opaque)
1147 CharDriverState *qemu_chr_open_null(void)
1149 CharDriverState *chr;
1151 chr = qemu_mallocz(sizeof(CharDriverState));
1154 chr->chr_write = null_chr_write;
1155 chr->chr_add_read_handler = null_chr_add_read_handler;
1161 static void socket_cleanup(void)
1166 static int socket_init(void)
1171 ret = WSAStartup(MAKEWORD(2,2), &Data);
1173 err = WSAGetLastError();
1174 fprintf(stderr, "WSAStartup: %d\n", err);
1177 atexit(socket_cleanup);
1181 static int send_all(int fd, const uint8_t *buf, int len1)
1187 ret = send(fd, buf, len, 0);
1190 errno = WSAGetLastError();
1191 if (errno != WSAEWOULDBLOCK) {
1194 } else if (ret == 0) {
1204 void socket_set_nonblock(int fd)
1206 unsigned long opt = 1;
1207 ioctlsocket(fd, FIONBIO, &opt);
1212 static int unix_write(int fd, const uint8_t *buf, int len1)
1218 ret = write(fd, buf, len);
1220 if (errno != EINTR && errno != EAGAIN)
1222 } else if (ret == 0) {
1232 static inline int send_all(int fd, const uint8_t *buf, int len1)
1234 return unix_write(fd, buf, len1);
1237 void socket_set_nonblock(int fd)
1239 fcntl(fd, F_SETFL, O_NONBLOCK);
1241 #endif /* !_WIN32 */
1247 IOCanRWHandler *fd_can_read;
1248 IOReadHandler *fd_read;
1253 #define STDIO_MAX_CLIENTS 2
1255 static int stdio_nb_clients;
1256 static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS];
1258 static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1260 FDCharDriver *s = chr->opaque;
1261 return unix_write(s->fd_out, buf, len);
1264 static int fd_chr_read_poll(void *opaque)
1266 CharDriverState *chr = opaque;
1267 FDCharDriver *s = chr->opaque;
1269 s->max_size = s->fd_can_read(s->fd_opaque);
1273 static void fd_chr_read(void *opaque)
1275 CharDriverState *chr = opaque;
1276 FDCharDriver *s = chr->opaque;
1281 if (len > s->max_size)
1285 size = read(s->fd_in, buf, len);
1287 s->fd_read(s->fd_opaque, buf, size);
1291 static void fd_chr_add_read_handler(CharDriverState *chr,
1292 IOCanRWHandler *fd_can_read,
1293 IOReadHandler *fd_read, void *opaque)
1295 FDCharDriver *s = chr->opaque;
1297 if (s->fd_in >= 0) {
1298 s->fd_can_read = fd_can_read;
1299 s->fd_read = fd_read;
1300 s->fd_opaque = opaque;
1301 if (nographic && s->fd_in == 0) {
1303 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1304 fd_chr_read, NULL, chr);
1309 /* open a character device to a unix fd */
1310 CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
1312 CharDriverState *chr;
1315 chr = qemu_mallocz(sizeof(CharDriverState));
1318 s = qemu_mallocz(sizeof(FDCharDriver));
1326 chr->chr_write = fd_chr_write;
1327 chr->chr_add_read_handler = fd_chr_add_read_handler;
1331 CharDriverState *qemu_chr_open_file_out(const char *file_out)
1335 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
1338 return qemu_chr_open_fd(-1, fd_out);
1341 CharDriverState *qemu_chr_open_pipe(const char *filename)
1345 fd = open(filename, O_RDWR | O_BINARY);
1348 return qemu_chr_open_fd(fd, fd);
1352 /* for STDIO, we handle the case where several clients use it
1355 #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
1357 #define TERM_FIFO_MAX_SIZE 1
1359 static int term_got_escape, client_index;
1360 static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1363 void term_print_help(void)
1366 "C-a h print this help\n"
1367 "C-a x exit emulator\n"
1368 "C-a s save disk data back to file (if -snapshot)\n"
1369 "C-a b send break (magic sysrq)\n"
1370 "C-a c switch between console and monitor\n"
1371 "C-a C-a send C-a\n"
1375 /* called when a char is received */
1376 static void stdio_received_byte(int ch)
1378 if (term_got_escape) {
1379 term_got_escape = 0;
1390 for (i = 0; i < MAX_DISKS; i++) {
1392 bdrv_commit(bs_table[i]);
1397 if (client_index < stdio_nb_clients) {
1398 CharDriverState *chr;
1401 chr = stdio_clients[client_index];
1403 chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK);
1408 if (client_index >= stdio_nb_clients)
1410 if (client_index == 0) {
1411 /* send a new line in the monitor to get the prompt */
1419 } else if (ch == TERM_ESCAPE) {
1420 term_got_escape = 1;
1423 if (client_index < stdio_nb_clients) {
1425 CharDriverState *chr;
1428 chr = stdio_clients[client_index];
1430 if (s->fd_can_read(s->fd_opaque) > 0) {
1432 s->fd_read(s->fd_opaque, buf, 1);
1433 } else if (term_fifo_size == 0) {
1434 term_fifo[term_fifo_size++] = ch;
1440 static int stdio_read_poll(void *opaque)
1442 CharDriverState *chr;
1445 if (client_index < stdio_nb_clients) {
1446 chr = stdio_clients[client_index];
1448 /* try to flush the queue if needed */
1449 if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) {
1450 s->fd_read(s->fd_opaque, term_fifo, 1);
1453 /* see if we can absorb more chars */
1454 if (term_fifo_size == 0)
1463 static void stdio_read(void *opaque)
1468 size = read(0, buf, 1);
1470 stdio_received_byte(buf[0]);
1473 /* init terminal so that we can grab keys */
1474 static struct termios oldtty;
1475 static int old_fd0_flags;
1477 static void term_exit(void)
1479 tcsetattr (0, TCSANOW, &oldtty);
1480 fcntl(0, F_SETFL, old_fd0_flags);
1483 static void term_init(void)
1487 tcgetattr (0, &tty);
1489 old_fd0_flags = fcntl(0, F_GETFL);
1491 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1492 |INLCR|IGNCR|ICRNL|IXON);
1493 tty.c_oflag |= OPOST;
1494 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1495 /* if graphical mode, we allow Ctrl-C handling */
1497 tty.c_lflag &= ~ISIG;
1498 tty.c_cflag &= ~(CSIZE|PARENB);
1501 tty.c_cc[VTIME] = 0;
1503 tcsetattr (0, TCSANOW, &tty);
1507 fcntl(0, F_SETFL, O_NONBLOCK);
1510 CharDriverState *qemu_chr_open_stdio(void)
1512 CharDriverState *chr;
1515 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1517 chr = qemu_chr_open_fd(0, 1);
1518 if (stdio_nb_clients == 0)
1519 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL);
1520 client_index = stdio_nb_clients;
1522 if (stdio_nb_clients != 0)
1524 chr = qemu_chr_open_fd(0, 1);
1526 stdio_clients[stdio_nb_clients++] = chr;
1527 if (stdio_nb_clients == 1) {
1528 /* set the terminal in raw mode */
1534 #if defined(__linux__)
1535 CharDriverState *qemu_chr_open_pty(void)
1538 char slave_name[1024];
1539 int master_fd, slave_fd;
1541 /* Not satisfying */
1542 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1546 /* Disabling local echo and line-buffered output */
1547 tcgetattr (master_fd, &tty);
1548 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1550 tty.c_cc[VTIME] = 0;
1551 tcsetattr (master_fd, TCSAFLUSH, &tty);
1553 fprintf(stderr, "char device redirected to %s\n", slave_name);
1554 return qemu_chr_open_fd(master_fd, master_fd);
1557 static void tty_serial_init(int fd, int speed,
1558 int parity, int data_bits, int stop_bits)
1564 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1565 speed, parity, data_bits, stop_bits);
1567 tcgetattr (fd, &tty);
1609 cfsetispeed(&tty, spd);
1610 cfsetospeed(&tty, spd);
1612 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1613 |INLCR|IGNCR|ICRNL|IXON);
1614 tty.c_oflag |= OPOST;
1615 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
1616 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS);
1637 tty.c_cflag |= PARENB;
1640 tty.c_cflag |= PARENB | PARODD;
1644 tcsetattr (fd, TCSANOW, &tty);
1647 static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
1649 FDCharDriver *s = chr->opaque;
1652 case CHR_IOCTL_SERIAL_SET_PARAMS:
1654 QEMUSerialSetParams *ssp = arg;
1655 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1656 ssp->data_bits, ssp->stop_bits);
1659 case CHR_IOCTL_SERIAL_SET_BREAK:
1661 int enable = *(int *)arg;
1663 tcsendbreak(s->fd_in, 1);
1672 CharDriverState *qemu_chr_open_tty(const char *filename)
1674 CharDriverState *chr;
1677 fd = open(filename, O_RDWR | O_NONBLOCK);
1680 fcntl(fd, F_SETFL, O_NONBLOCK);
1681 tty_serial_init(fd, 115200, 'N', 8, 1);
1682 chr = qemu_chr_open_fd(fd, fd);
1685 chr->chr_ioctl = tty_serial_ioctl;
1689 static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1691 int fd = (int)chr->opaque;
1695 case CHR_IOCTL_PP_READ_DATA:
1696 if (ioctl(fd, PPRDATA, &b) < 0)
1698 *(uint8_t *)arg = b;
1700 case CHR_IOCTL_PP_WRITE_DATA:
1701 b = *(uint8_t *)arg;
1702 if (ioctl(fd, PPWDATA, &b) < 0)
1705 case CHR_IOCTL_PP_READ_CONTROL:
1706 if (ioctl(fd, PPRCONTROL, &b) < 0)
1708 *(uint8_t *)arg = b;
1710 case CHR_IOCTL_PP_WRITE_CONTROL:
1711 b = *(uint8_t *)arg;
1712 if (ioctl(fd, PPWCONTROL, &b) < 0)
1715 case CHR_IOCTL_PP_READ_STATUS:
1716 if (ioctl(fd, PPRSTATUS, &b) < 0)
1718 *(uint8_t *)arg = b;
1726 CharDriverState *qemu_chr_open_pp(const char *filename)
1728 CharDriverState *chr;
1731 fd = open(filename, O_RDWR);
1735 if (ioctl(fd, PPCLAIM) < 0) {
1740 chr = qemu_mallocz(sizeof(CharDriverState));
1745 chr->opaque = (void *)fd;
1746 chr->chr_write = null_chr_write;
1747 chr->chr_add_read_handler = null_chr_add_read_handler;
1748 chr->chr_ioctl = pp_ioctl;
1753 CharDriverState *qemu_chr_open_pty(void)
1759 #endif /* !defined(_WIN32) */
1763 IOCanRWHandler *fd_can_read;
1764 IOReadHandler *fd_read;
1767 HANDLE hcom, hrecv, hsend;
1768 OVERLAPPED orecv, osend;
1773 #define NSENDBUF 2048
1774 #define NRECVBUF 2048
1775 #define MAXCONNECT 1
1776 #define NTIMEOUT 5000
1778 static int win_chr_poll(void *opaque);
1779 static int win_chr_pipe_poll(void *opaque);
1781 static void win_chr_close2(WinCharState *s)
1784 CloseHandle(s->hsend);
1788 CloseHandle(s->hrecv);
1792 CloseHandle(s->hcom);
1796 qemu_del_polling_cb(win_chr_pipe_poll, s);
1798 qemu_del_polling_cb(win_chr_poll, s);
1801 static void win_chr_close(CharDriverState *chr)
1803 WinCharState *s = chr->opaque;
1807 static int win_chr_init(WinCharState *s, const char *filename)
1810 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
1815 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
1817 fprintf(stderr, "Failed CreateEvent\n");
1820 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
1822 fprintf(stderr, "Failed CreateEvent\n");
1826 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
1827 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
1828 if (s->hcom == INVALID_HANDLE_VALUE) {
1829 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
1834 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
1835 fprintf(stderr, "Failed SetupComm\n");
1839 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
1840 size = sizeof(COMMCONFIG);
1841 GetDefaultCommConfig(filename, &comcfg, &size);
1842 comcfg.dcb.DCBlength = sizeof(DCB);
1843 CommConfigDialog(filename, NULL, &comcfg);
1845 if (!SetCommState(s->hcom, &comcfg.dcb)) {
1846 fprintf(stderr, "Failed SetCommState\n");
1850 if (!SetCommMask(s->hcom, EV_ERR)) {
1851 fprintf(stderr, "Failed SetCommMask\n");
1855 cto.ReadIntervalTimeout = MAXDWORD;
1856 if (!SetCommTimeouts(s->hcom, &cto)) {
1857 fprintf(stderr, "Failed SetCommTimeouts\n");
1861 if (!ClearCommError(s->hcom, &err, &comstat)) {
1862 fprintf(stderr, "Failed ClearCommError\n");
1865 qemu_add_polling_cb(win_chr_poll, s);
1873 static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
1875 WinCharState *s = chr->opaque;
1876 DWORD len, ret, size, err;
1879 ZeroMemory(&s->osend, sizeof(s->osend));
1880 s->osend.hEvent = s->hsend;
1883 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
1885 ret = WriteFile(s->hcom, buf, len, &size, NULL);
1887 err = GetLastError();
1888 if (err == ERROR_IO_PENDING) {
1889 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
1907 static int win_chr_read_poll(WinCharState *s)
1909 s->max_size = s->fd_can_read(s->win_opaque);
1913 static void win_chr_readfile(WinCharState *s)
1919 ZeroMemory(&s->orecv, sizeof(s->orecv));
1920 s->orecv.hEvent = s->hrecv;
1921 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
1923 err = GetLastError();
1924 if (err == ERROR_IO_PENDING) {
1925 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
1930 s->fd_read(s->win_opaque, buf, size);
1934 static void win_chr_read(WinCharState *s)
1936 if (s->len > s->max_size)
1937 s->len = s->max_size;
1941 win_chr_readfile(s);
1944 static int win_chr_poll(void *opaque)
1946 WinCharState *s = opaque;
1950 ClearCommError(s->hcom, &comerr, &status);
1951 if (status.cbInQue > 0) {
1952 s->len = status.cbInQue;
1953 win_chr_read_poll(s);
1960 static void win_chr_add_read_handler(CharDriverState *chr,
1961 IOCanRWHandler *fd_can_read,
1962 IOReadHandler *fd_read, void *opaque)
1964 WinCharState *s = chr->opaque;
1966 s->fd_can_read = fd_can_read;
1967 s->fd_read = fd_read;
1968 s->win_opaque = opaque;
1971 CharDriverState *qemu_chr_open_win(const char *filename)
1973 CharDriverState *chr;
1976 chr = qemu_mallocz(sizeof(CharDriverState));
1979 s = qemu_mallocz(sizeof(WinCharState));
1985 chr->chr_write = win_chr_write;
1986 chr->chr_add_read_handler = win_chr_add_read_handler;
1987 chr->chr_close = win_chr_close;
1989 if (win_chr_init(s, filename) < 0) {
1997 static int win_chr_pipe_poll(void *opaque)
1999 WinCharState *s = opaque;
2002 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2005 win_chr_read_poll(s);
2012 static int win_chr_pipe_init(WinCharState *s, const char *filename)
2021 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2023 fprintf(stderr, "Failed CreateEvent\n");
2026 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2028 fprintf(stderr, "Failed CreateEvent\n");
2032 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2033 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2034 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2036 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2037 if (s->hcom == INVALID_HANDLE_VALUE) {
2038 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2043 ZeroMemory(&ov, sizeof(ov));
2044 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2045 ret = ConnectNamedPipe(s->hcom, &ov);
2047 fprintf(stderr, "Failed ConnectNamedPipe\n");
2051 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2053 fprintf(stderr, "Failed GetOverlappedResult\n");
2055 CloseHandle(ov.hEvent);
2062 CloseHandle(ov.hEvent);
2065 qemu_add_polling_cb(win_chr_pipe_poll, s);
2074 CharDriverState *qemu_chr_open_win_pipe(const char *filename)
2076 CharDriverState *chr;
2079 chr = qemu_mallocz(sizeof(CharDriverState));
2082 s = qemu_mallocz(sizeof(WinCharState));
2088 chr->chr_write = win_chr_write;
2089 chr->chr_add_read_handler = win_chr_add_read_handler;
2090 chr->chr_close = win_chr_close;
2092 if (win_chr_pipe_init(s, filename) < 0) {
2100 CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
2102 CharDriverState *chr;
2105 chr = qemu_mallocz(sizeof(CharDriverState));
2108 s = qemu_mallocz(sizeof(WinCharState));
2115 chr->chr_write = win_chr_write;
2116 chr->chr_add_read_handler = win_chr_add_read_handler;
2120 CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
2124 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2125 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2126 if (fd_out == INVALID_HANDLE_VALUE)
2129 return qemu_chr_open_win_file(fd_out);
2133 CharDriverState *qemu_chr_open(const char *filename)
2137 if (!strcmp(filename, "vc")) {
2138 return text_console_init(&display_state);
2139 } else if (!strcmp(filename, "null")) {
2140 return qemu_chr_open_null();
2143 if (strstart(filename, "file:", &p)) {
2144 return qemu_chr_open_file_out(p);
2145 } else if (strstart(filename, "pipe:", &p)) {
2146 return qemu_chr_open_pipe(p);
2147 } else if (!strcmp(filename, "pty")) {
2148 return qemu_chr_open_pty();
2149 } else if (!strcmp(filename, "stdio")) {
2150 return qemu_chr_open_stdio();
2153 #if defined(__linux__)
2154 if (strstart(filename, "/dev/parport", NULL)) {
2155 return qemu_chr_open_pp(filename);
2157 if (strstart(filename, "/dev/", NULL)) {
2158 return qemu_chr_open_tty(filename);
2162 if (strstart(filename, "COM", NULL)) {
2163 return qemu_chr_open_win(filename);
2165 if (strstart(filename, "pipe:", &p)) {
2166 return qemu_chr_open_win_pipe(p);
2168 if (strstart(filename, "file:", &p)) {
2169 return qemu_chr_open_win_file_out(p);
2177 void qemu_chr_close(CharDriverState *chr)
2180 chr->chr_close(chr);
2183 /***********************************************************/
2184 /* network device redirectors */
2186 void hex_dump(FILE *f, const uint8_t *buf, int size)
2190 for(i=0;i<size;i+=16) {
2194 fprintf(f, "%08x ", i);
2197 fprintf(f, " %02x", buf[i+j]);
2202 for(j=0;j<len;j++) {
2204 if (c < ' ' || c > '~')
2206 fprintf(f, "%c", c);
2212 static int parse_macaddr(uint8_t *macaddr, const char *p)
2215 for(i = 0; i < 6; i++) {
2216 macaddr[i] = strtol(p, (char **)&p, 16);
2229 static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
2234 p1 = strchr(p, sep);
2240 if (len > buf_size - 1)
2242 memcpy(buf, p, len);
2249 int parse_host_port(struct sockaddr_in *saddr, const char *str)
2257 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2259 saddr->sin_family = AF_INET;
2260 if (buf[0] == '\0') {
2261 saddr->sin_addr.s_addr = 0;
2263 if (isdigit(buf[0])) {
2264 if (!inet_aton(buf, &saddr->sin_addr))
2267 if ((he = gethostbyname(buf)) == NULL)
2269 saddr->sin_addr = *(struct in_addr *)he->h_addr;
2272 port = strtol(p, (char **)&r, 0);
2275 saddr->sin_port = htons(port);
2279 /* find or alloc a new VLAN */
2280 VLANState *qemu_find_vlan(int id)
2282 VLANState **pvlan, *vlan;
2283 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
2287 vlan = qemu_mallocz(sizeof(VLANState));
2292 pvlan = &first_vlan;
2293 while (*pvlan != NULL)
2294 pvlan = &(*pvlan)->next;
2299 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
2300 IOReadHandler *fd_read,
2301 IOCanRWHandler *fd_can_read,
2304 VLANClientState *vc, **pvc;
2305 vc = qemu_mallocz(sizeof(VLANClientState));
2308 vc->fd_read = fd_read;
2309 vc->fd_can_read = fd_can_read;
2310 vc->opaque = opaque;
2314 pvc = &vlan->first_client;
2315 while (*pvc != NULL)
2316 pvc = &(*pvc)->next;
2321 int qemu_can_send_packet(VLANClientState *vc1)
2323 VLANState *vlan = vc1->vlan;
2324 VLANClientState *vc;
2326 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
2328 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
2335 void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
2337 VLANState *vlan = vc1->vlan;
2338 VLANClientState *vc;
2341 printf("vlan %d send:\n", vlan->id);
2342 hex_dump(stdout, buf, size);
2344 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
2346 vc->fd_read(vc->opaque, buf, size);
2351 #if defined(CONFIG_SLIRP)
2353 /* slirp network adapter */
2355 static int slirp_inited;
2356 static VLANClientState *slirp_vc;
2358 int slirp_can_output(void)
2360 return !slirp_vc || qemu_can_send_packet(slirp_vc);
2363 void slirp_output(const uint8_t *pkt, int pkt_len)
2366 printf("slirp output:\n");
2367 hex_dump(stdout, pkt, pkt_len);
2371 qemu_send_packet(slirp_vc, pkt, pkt_len);
2374 static void slirp_receive(void *opaque, const uint8_t *buf, int size)
2377 printf("slirp input:\n");
2378 hex_dump(stdout, buf, size);
2380 slirp_input(buf, size);
2383 static int net_slirp_init(VLANState *vlan)
2385 if (!slirp_inited) {
2389 slirp_vc = qemu_new_vlan_client(vlan,
2390 slirp_receive, NULL, NULL);
2391 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
2395 static void net_slirp_redir(const char *redir_str)
2400 struct in_addr guest_addr;
2401 int host_port, guest_port;
2403 if (!slirp_inited) {
2409 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2411 if (!strcmp(buf, "tcp")) {
2413 } else if (!strcmp(buf, "udp")) {
2419 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2421 host_port = strtol(buf, &r, 0);
2425 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
2427 if (buf[0] == '\0') {
2428 pstrcpy(buf, sizeof(buf), "10.0.2.15");
2430 if (!inet_aton(buf, &guest_addr))
2433 guest_port = strtol(p, &r, 0);
2437 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
2438 fprintf(stderr, "qemu: could not set up redirection\n");
2443 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
2451 static void smb_exit(void)
2455 char filename[1024];
2457 /* erase all the files in the directory */
2458 d = opendir(smb_dir);
2463 if (strcmp(de->d_name, ".") != 0 &&
2464 strcmp(de->d_name, "..") != 0) {
2465 snprintf(filename, sizeof(filename), "%s/%s",
2466 smb_dir, de->d_name);
2474 /* automatic user mode samba server configuration */
2475 void net_slirp_smb(const char *exported_dir)
2477 char smb_conf[1024];
2478 char smb_cmdline[1024];
2481 if (!slirp_inited) {
2486 /* XXX: better tmp dir construction */
2487 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
2488 if (mkdir(smb_dir, 0700) < 0) {
2489 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
2492 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
2494 f = fopen(smb_conf, "w");
2496 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
2503 "socket address=127.0.0.1\n"
2504 "pid directory=%s\n"
2505 "lock directory=%s\n"
2506 "log file=%s/log.smbd\n"
2507 "smb passwd file=%s/smbpasswd\n"
2508 "security = share\n"
2523 snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s",
2526 slirp_add_exec(0, smb_cmdline, 4, 139);
2529 #endif /* !defined(_WIN32) */
2531 #endif /* CONFIG_SLIRP */
2533 #if !defined(_WIN32)
2535 typedef struct TAPState {
2536 VLANClientState *vc;
2540 static void tap_receive(void *opaque, const uint8_t *buf, int size)
2542 TAPState *s = opaque;
2545 ret = write(s->fd, buf, size);
2546 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
2553 static void tap_send(void *opaque)
2555 TAPState *s = opaque;
2559 size = read(s->fd, buf, sizeof(buf));
2561 qemu_send_packet(s->vc, buf, size);
2567 static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
2571 s = qemu_mallocz(sizeof(TAPState));
2575 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
2576 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
2577 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
2582 static int tap_open(char *ifname, int ifname_size)
2588 fd = open("/dev/tap", O_RDWR);
2590 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
2595 dev = devname(s.st_rdev, S_IFCHR);
2596 pstrcpy(ifname, ifname_size, dev);
2598 fcntl(fd, F_SETFL, O_NONBLOCK);
2601 #elif defined(__sun__)
2602 static int tap_open(char *ifname, int ifname_size)
2604 fprintf(stderr, "warning: tap_open not yet implemented\n");
2608 static int tap_open(char *ifname, int ifname_size)
2613 fd = open("/dev/net/tun", O_RDWR);
2615 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
2618 memset(&ifr, 0, sizeof(ifr));
2619 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
2620 if (ifname[0] != '\0')
2621 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
2623 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
2624 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
2626 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
2630 pstrcpy(ifname, ifname_size, ifr.ifr_name);
2631 fcntl(fd, F_SETFL, O_NONBLOCK);
2636 static int net_tap_init(VLANState *vlan, const char *ifname1,
2637 const char *setup_script)
2640 int pid, status, fd;
2645 if (ifname1 != NULL)
2646 pstrcpy(ifname, sizeof(ifname), ifname1);
2649 fd = tap_open(ifname, sizeof(ifname));
2655 if (setup_script[0] != '\0') {
2656 /* try to launch network init script */
2661 *parg++ = (char *)setup_script;
2664 execv(setup_script, args);
2667 while (waitpid(pid, &status, 0) != pid);
2668 if (!WIFEXITED(status) ||
2669 WEXITSTATUS(status) != 0) {
2670 fprintf(stderr, "%s: could not launch network script\n",
2676 s = net_tap_fd_init(vlan, fd);
2679 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2680 "tap: ifname=%s setup_script=%s", ifname, setup_script);
2684 #endif /* !_WIN32 */
2686 /* network connection */
2687 typedef struct NetSocketState {
2688 VLANClientState *vc;
2690 int state; /* 0 = getting length, 1 = getting data */
2694 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
2697 typedef struct NetSocketListenState {
2700 } NetSocketListenState;
2702 /* XXX: we consider we can send the whole packet without blocking */
2703 static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
2705 NetSocketState *s = opaque;
2709 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
2710 send_all(s->fd, buf, size);
2713 static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
2715 NetSocketState *s = opaque;
2716 sendto(s->fd, buf, size, 0,
2717 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
2720 static void net_socket_send(void *opaque)
2722 NetSocketState *s = opaque;
2727 size = recv(s->fd, buf1, sizeof(buf1), 0);
2729 err = socket_error();
2730 if (err != EWOULDBLOCK)
2732 } else if (size == 0) {
2733 /* end of connection */
2735 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2741 /* reassemble a packet from the network */
2747 memcpy(s->buf + s->index, buf, l);
2751 if (s->index == 4) {
2753 s->packet_len = ntohl(*(uint32_t *)s->buf);
2759 l = s->packet_len - s->index;
2762 memcpy(s->buf + s->index, buf, l);
2766 if (s->index >= s->packet_len) {
2767 qemu_send_packet(s->vc, s->buf, s->packet_len);
2776 static void net_socket_send_dgram(void *opaque)
2778 NetSocketState *s = opaque;
2781 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
2785 /* end of connection */
2786 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2789 qemu_send_packet(s->vc, s->buf, size);
2792 static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
2797 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
2798 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
2799 inet_ntoa(mcastaddr->sin_addr),
2800 (int)ntohl(mcastaddr->sin_addr.s_addr));
2804 fd = socket(PF_INET, SOCK_DGRAM, 0);
2806 perror("socket(PF_INET, SOCK_DGRAM)");
2811 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
2812 (const char *)&val, sizeof(val));
2814 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
2818 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
2824 /* Add host to multicast group */
2825 imr.imr_multiaddr = mcastaddr->sin_addr;
2826 imr.imr_interface.s_addr = htonl(INADDR_ANY);
2828 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
2829 (const char *)&imr, sizeof(struct ip_mreq));
2831 perror("setsockopt(IP_ADD_MEMBERSHIP)");
2835 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
2837 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
2838 (const char *)&val, sizeof(val));
2840 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
2844 socket_set_nonblock(fd);
2847 if (fd>=0) close(fd);
2851 static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
2854 struct sockaddr_in saddr;
2856 socklen_t saddr_len;
2859 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
2860 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
2861 * by ONLY ONE process: we must "clone" this dgram socket --jjo
2865 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
2867 if (saddr.sin_addr.s_addr==0) {
2868 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
2872 /* clone dgram socket */
2873 newfd = net_socket_mcast_create(&saddr);
2875 /* error already reported by net_socket_mcast_create() */
2879 /* clone newfd to fd, close newfd */
2884 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
2885 fd, strerror(errno));
2890 s = qemu_mallocz(sizeof(NetSocketState));
2895 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
2896 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
2898 /* mcast: save bound address as dst */
2899 if (is_connected) s->dgram_dst=saddr;
2901 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2902 "socket: fd=%d (%s mcast=%s:%d)",
2903 fd, is_connected? "cloned" : "",
2904 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2908 static void net_socket_connect(void *opaque)
2910 NetSocketState *s = opaque;
2911 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
2914 static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
2918 s = qemu_mallocz(sizeof(NetSocketState));
2922 s->vc = qemu_new_vlan_client(vlan,
2923 net_socket_receive, NULL, s);
2924 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
2925 "socket: fd=%d", fd);
2927 net_socket_connect(s);
2929 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
2934 static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
2937 int so_type=-1, optlen=sizeof(so_type);
2939 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
2940 fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
2945 return net_socket_fd_init_dgram(vlan, fd, is_connected);
2947 return net_socket_fd_init_stream(vlan, fd, is_connected);
2949 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
2950 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
2951 return net_socket_fd_init_stream(vlan, fd, is_connected);
2956 static void net_socket_accept(void *opaque)
2958 NetSocketListenState *s = opaque;
2960 struct sockaddr_in saddr;
2965 len = sizeof(saddr);
2966 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
2967 if (fd < 0 && errno != EINTR) {
2969 } else if (fd >= 0) {
2973 s1 = net_socket_fd_init(s->vlan, fd, 1);
2977 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
2978 "socket: connection from %s:%d",
2979 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
2983 static int net_socket_listen_init(VLANState *vlan, const char *host_str)
2985 NetSocketListenState *s;
2987 struct sockaddr_in saddr;
2989 if (parse_host_port(&saddr, host_str) < 0)
2992 s = qemu_mallocz(sizeof(NetSocketListenState));
2996 fd = socket(PF_INET, SOCK_STREAM, 0);
3001 socket_set_nonblock(fd);
3003 /* allow fast reuse */
3005 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
3007 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
3012 ret = listen(fd, 0);
3019 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
3023 static int net_socket_connect_init(VLANState *vlan, const char *host_str)
3026 int fd, connected, ret, err;
3027 struct sockaddr_in saddr;
3029 if (parse_host_port(&saddr, host_str) < 0)
3032 fd = socket(PF_INET, SOCK_STREAM, 0);
3037 socket_set_nonblock(fd);
3041 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
3043 err = socket_error();
3044 if (err == EINTR || err == EWOULDBLOCK) {
3045 } else if (err == EINPROGRESS) {
3057 s = net_socket_fd_init(vlan, fd, connected);
3060 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3061 "socket: connect to %s:%d",
3062 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3066 static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
3070 struct sockaddr_in saddr;
3072 if (parse_host_port(&saddr, host_str) < 0)
3076 fd = net_socket_mcast_create(&saddr);
3080 s = net_socket_fd_init(vlan, fd, 0);
3084 s->dgram_dst = saddr;
3086 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3087 "socket: mcast=%s:%d",
3088 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3093 static int get_param_value(char *buf, int buf_size,
3094 const char *tag, const char *str)
3103 while (*p != '\0' && *p != '=') {
3104 if ((q - option) < sizeof(option) - 1)
3112 if (!strcmp(tag, option)) {
3114 while (*p != '\0' && *p != ',') {
3115 if ((q - buf) < buf_size - 1)
3122 while (*p != '\0' && *p != ',') {
3133 int net_client_init(const char *str)
3144 while (*p != '\0' && *p != ',') {
3145 if ((q - device) < sizeof(device) - 1)
3153 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
3154 vlan_id = strtol(buf, NULL, 0);
3156 vlan = qemu_find_vlan(vlan_id);
3158 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
3161 if (!strcmp(device, "nic")) {
3165 if (nb_nics >= MAX_NICS) {
3166 fprintf(stderr, "Too Many NICs\n");
3169 nd = &nd_table[nb_nics];
3170 macaddr = nd->macaddr;
3176 macaddr[5] = 0x56 + nb_nics;
3178 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
3179 if (parse_macaddr(macaddr, buf) < 0) {
3180 fprintf(stderr, "invalid syntax for ethernet address\n");
3184 if (get_param_value(buf, sizeof(buf), "model", p)) {
3185 nd->model = strdup(buf);
3191 if (!strcmp(device, "none")) {
3192 /* does nothing. It is needed to signal that no network cards
3197 if (!strcmp(device, "user")) {
3198 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
3199 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
3201 ret = net_slirp_init(vlan);
3205 if (!strcmp(device, "tap")) {
3207 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
3208 fprintf(stderr, "tap: no interface name\n");
3211 ret = tap_win32_init(vlan, ifname);
3214 if (!strcmp(device, "tap")) {
3216 char setup_script[1024];
3218 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
3219 fd = strtol(buf, NULL, 0);
3221 if (net_tap_fd_init(vlan, fd))
3224 get_param_value(ifname, sizeof(ifname), "ifname", p);
3225 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
3226 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
3228 ret = net_tap_init(vlan, ifname, setup_script);
3232 if (!strcmp(device, "socket")) {
3233 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
3235 fd = strtol(buf, NULL, 0);
3237 if (net_socket_fd_init(vlan, fd, 1))
3239 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
3240 ret = net_socket_listen_init(vlan, buf);
3241 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
3242 ret = net_socket_connect_init(vlan, buf);
3243 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
3244 ret = net_socket_mcast_init(vlan, buf);
3246 fprintf(stderr, "Unknown socket options: %s\n", p);
3251 fprintf(stderr, "Unknown network device: %s\n", device);
3255 fprintf(stderr, "Could not initialize device '%s'\n", device);
3261 void do_info_network(void)
3264 VLANClientState *vc;
3266 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3267 term_printf("VLAN %d devices:\n", vlan->id);
3268 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
3269 term_printf(" %s\n", vc->info_str);
3273 /***********************************************************/
3276 static USBPort *used_usb_ports;
3277 static USBPort *free_usb_ports;
3279 /* ??? Maybe change this to register a hub to keep track of the topology. */
3280 void qemu_register_usb_port(USBPort *port, void *opaque, int index,
3281 usb_attachfn attach)
3283 port->opaque = opaque;
3284 port->index = index;
3285 port->attach = attach;
3286 port->next = free_usb_ports;
3287 free_usb_ports = port;
3290 static int usb_device_add(const char *devname)
3296 if (!free_usb_ports)
3299 if (strstart(devname, "host:", &p)) {
3300 dev = usb_host_device_open(p);
3301 } else if (!strcmp(devname, "mouse")) {
3302 dev = usb_mouse_init();
3303 } else if (!strcmp(devname, "tablet")) {
3304 dev = usb_tablet_init();
3305 } else if (strstart(devname, "disk:", &p)) {
3306 dev = usb_msd_init(p);
3313 /* Find a USB port to add the device to. */
3314 port = free_usb_ports;
3318 /* Create a new hub and chain it on. */
3319 free_usb_ports = NULL;
3320 port->next = used_usb_ports;
3321 used_usb_ports = port;
3323 hub = usb_hub_init(VM_USB_HUB_SIZE);
3324 usb_attach(port, hub);
3325 port = free_usb_ports;
3328 free_usb_ports = port->next;
3329 port->next = used_usb_ports;
3330 used_usb_ports = port;
3331 usb_attach(port, dev);
3335 static int usb_device_del(const char *devname)
3342 if (!used_usb_ports)
3345 p = strchr(devname, '.');
3348 bus_num = strtoul(devname, NULL, 0);
3349 addr = strtoul(p + 1, NULL, 0);
3353 lastp = &used_usb_ports;
3354 port = used_usb_ports;
3355 while (port && port->dev->addr != addr) {
3356 lastp = &port->next;
3363 *lastp = port->next;
3364 usb_attach(port, NULL);
3365 port->next = free_usb_ports;
3366 free_usb_ports = port;
3370 void do_usb_add(const char *devname)
3373 ret = usb_device_add(devname);
3375 term_printf("Could not add USB device '%s'\n", devname);
3378 void do_usb_del(const char *devname)
3381 ret = usb_device_del(devname);
3383 term_printf("Could not remove USB device '%s'\n", devname);
3390 const char *speed_str;
3393 term_printf("USB support not enabled\n");
3397 for (port = used_usb_ports; port; port = port->next) {
3401 switch(dev->speed) {
3405 case USB_SPEED_FULL:
3408 case USB_SPEED_HIGH:
3415 term_printf(" Device %d.%d, speed %s Mb/s\n",
3416 0, dev->addr, speed_str);
3420 /***********************************************************/
3423 static char *pid_filename;
3425 /* Remove PID file. Called on normal exit */
3427 static void remove_pidfile(void)
3429 unlink (pid_filename);
3432 static void create_pidfile(const char *filename)
3434 struct stat pidstat;
3437 /* Try to write our PID to the named file */
3438 if (stat(filename, &pidstat) < 0) {
3439 if (errno == ENOENT) {
3440 if ((f = fopen (filename, "w")) == NULL) {
3441 perror("Opening pidfile");
3444 fprintf(f, "%d\n", getpid());
3446 pid_filename = qemu_strdup(filename);
3447 if (!pid_filename) {
3448 fprintf(stderr, "Could not save PID filename");
3451 atexit(remove_pidfile);
3454 fprintf(stderr, "%s already exists. Remove it and try again.\n",
3460 /***********************************************************/
3463 static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
3467 static void dumb_resize(DisplayState *ds, int w, int h)
3471 static void dumb_refresh(DisplayState *ds)
3476 void dumb_display_init(DisplayState *ds)
3481 ds->dpy_update = dumb_update;
3482 ds->dpy_resize = dumb_resize;
3483 ds->dpy_refresh = dumb_refresh;
3486 #if !defined(CONFIG_SOFTMMU)
3487 /***********************************************************/
3488 /* cpu signal handler */
3489 static void host_segv_handler(int host_signum, siginfo_t *info,
3492 if (cpu_signal_handler(host_signum, info, puc))
3494 if (stdio_nb_clients > 0)
3500 /***********************************************************/
3503 #define MAX_IO_HANDLERS 64
3505 typedef struct IOHandlerRecord {
3507 IOCanRWHandler *fd_read_poll;
3509 IOHandler *fd_write;
3511 /* temporary data */
3513 struct IOHandlerRecord *next;
3516 static IOHandlerRecord *first_io_handler;
3518 /* XXX: fd_read_poll should be suppressed, but an API change is
3519 necessary in the character devices to suppress fd_can_read(). */
3520 int qemu_set_fd_handler2(int fd,
3521 IOCanRWHandler *fd_read_poll,
3523 IOHandler *fd_write,
3526 IOHandlerRecord **pioh, *ioh;
3528 if (!fd_read && !fd_write) {
3529 pioh = &first_io_handler;
3534 if (ioh->fd == fd) {
3542 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
3546 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
3549 ioh->next = first_io_handler;
3550 first_io_handler = ioh;
3553 ioh->fd_read_poll = fd_read_poll;
3554 ioh->fd_read = fd_read;
3555 ioh->fd_write = fd_write;
3556 ioh->opaque = opaque;
3561 int qemu_set_fd_handler(int fd,
3563 IOHandler *fd_write,
3566 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
3569 /***********************************************************/
3570 /* Polling handling */
3572 typedef struct PollingEntry {
3575 struct PollingEntry *next;
3578 static PollingEntry *first_polling_entry;
3580 int qemu_add_polling_cb(PollingFunc *func, void *opaque)
3582 PollingEntry **ppe, *pe;
3583 pe = qemu_mallocz(sizeof(PollingEntry));
3587 pe->opaque = opaque;
3588 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
3593 void qemu_del_polling_cb(PollingFunc *func, void *opaque)
3595 PollingEntry **ppe, *pe;
3596 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
3598 if (pe->func == func && pe->opaque == opaque) {
3606 /***********************************************************/
3607 /* savevm/loadvm support */
3609 void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
3611 fwrite(buf, 1, size, f);
3614 void qemu_put_byte(QEMUFile *f, int v)
3619 void qemu_put_be16(QEMUFile *f, unsigned int v)
3621 qemu_put_byte(f, v >> 8);
3622 qemu_put_byte(f, v);
3625 void qemu_put_be32(QEMUFile *f, unsigned int v)
3627 qemu_put_byte(f, v >> 24);
3628 qemu_put_byte(f, v >> 16);
3629 qemu_put_byte(f, v >> 8);
3630 qemu_put_byte(f, v);
3633 void qemu_put_be64(QEMUFile *f, uint64_t v)
3635 qemu_put_be32(f, v >> 32);
3636 qemu_put_be32(f, v);
3639 int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size)
3641 return fread(buf, 1, size, f);
3644 int qemu_get_byte(QEMUFile *f)
3654 unsigned int qemu_get_be16(QEMUFile *f)
3657 v = qemu_get_byte(f) << 8;
3658 v |= qemu_get_byte(f);
3662 unsigned int qemu_get_be32(QEMUFile *f)
3665 v = qemu_get_byte(f) << 24;
3666 v |= qemu_get_byte(f) << 16;
3667 v |= qemu_get_byte(f) << 8;
3668 v |= qemu_get_byte(f);
3672 uint64_t qemu_get_be64(QEMUFile *f)
3675 v = (uint64_t)qemu_get_be32(f) << 32;
3676 v |= qemu_get_be32(f);
3680 int64_t qemu_ftell(QEMUFile *f)
3685 int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
3687 if (fseek(f, pos, whence) < 0)
3692 typedef struct SaveStateEntry {
3696 SaveStateHandler *save_state;
3697 LoadStateHandler *load_state;
3699 struct SaveStateEntry *next;
3702 static SaveStateEntry *first_se;
3704 int register_savevm(const char *idstr,
3707 SaveStateHandler *save_state,
3708 LoadStateHandler *load_state,
3711 SaveStateEntry *se, **pse;
3713 se = qemu_malloc(sizeof(SaveStateEntry));
3716 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
3717 se->instance_id = instance_id;
3718 se->version_id = version_id;
3719 se->save_state = save_state;
3720 se->load_state = load_state;
3721 se->opaque = opaque;
3724 /* add at the end of list */
3726 while (*pse != NULL)
3727 pse = &(*pse)->next;
3732 #define QEMU_VM_FILE_MAGIC 0x5145564d
3733 #define QEMU_VM_FILE_VERSION 0x00000001
3735 int qemu_savevm(const char *filename)
3739 int len, len_pos, cur_pos, saved_vm_running, ret;
3741 saved_vm_running = vm_running;
3744 f = fopen(filename, "wb");
3750 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
3751 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
3753 for(se = first_se; se != NULL; se = se->next) {
3755 len = strlen(se->idstr);
3756 qemu_put_byte(f, len);
3757 qemu_put_buffer(f, se->idstr, len);
3759 qemu_put_be32(f, se->instance_id);
3760 qemu_put_be32(f, se->version_id);
3762 /* record size: filled later */
3764 qemu_put_be32(f, 0);
3766 se->save_state(f, se->opaque);
3768 /* fill record size */
3770 len = ftell(f) - len_pos - 4;
3771 fseek(f, len_pos, SEEK_SET);
3772 qemu_put_be32(f, len);
3773 fseek(f, cur_pos, SEEK_SET);
3779 if (saved_vm_running)
3784 static SaveStateEntry *find_se(const char *idstr, int instance_id)
3788 for(se = first_se; se != NULL; se = se->next) {
3789 if (!strcmp(se->idstr, idstr) &&
3790 instance_id == se->instance_id)
3796 int qemu_loadvm(const char *filename)
3800 int len, cur_pos, ret, instance_id, record_len, version_id;
3801 int saved_vm_running;
3805 saved_vm_running = vm_running;
3808 f = fopen(filename, "rb");
3814 v = qemu_get_be32(f);
3815 if (v != QEMU_VM_FILE_MAGIC)
3817 v = qemu_get_be32(f);
3818 if (v != QEMU_VM_FILE_VERSION) {
3825 len = qemu_get_byte(f);
3828 qemu_get_buffer(f, idstr, len);
3830 instance_id = qemu_get_be32(f);
3831 version_id = qemu_get_be32(f);
3832 record_len = qemu_get_be32(f);
3834 printf("idstr=%s instance=0x%x version=%d len=%d\n",
3835 idstr, instance_id, version_id, record_len);
3838 se = find_se(idstr, instance_id);
3840 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
3841 instance_id, idstr);
3843 ret = se->load_state(f, se->opaque, version_id);
3845 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
3846 instance_id, idstr);
3849 /* always seek to exact end of record */
3850 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
3855 if (saved_vm_running)
3860 /***********************************************************/
3861 /* cpu save/restore */
3863 #if defined(TARGET_I386)
3865 static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
3867 qemu_put_be32(f, dt->selector);
3868 qemu_put_betl(f, dt->base);
3869 qemu_put_be32(f, dt->limit);
3870 qemu_put_be32(f, dt->flags);
3873 static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
3875 dt->selector = qemu_get_be32(f);
3876 dt->base = qemu_get_betl(f);
3877 dt->limit = qemu_get_be32(f);
3878 dt->flags = qemu_get_be32(f);
3881 void cpu_save(QEMUFile *f, void *opaque)
3883 CPUState *env = opaque;
3884 uint16_t fptag, fpus, fpuc, fpregs_format;
3888 for(i = 0; i < CPU_NB_REGS; i++)
3889 qemu_put_betls(f, &env->regs[i]);
3890 qemu_put_betls(f, &env->eip);
3891 qemu_put_betls(f, &env->eflags);
3892 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
3893 qemu_put_be32s(f, &hflags);
3897 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
3899 for(i = 0; i < 8; i++) {
3900 fptag |= ((!env->fptags[i]) << i);
3903 qemu_put_be16s(f, &fpuc);
3904 qemu_put_be16s(f, &fpus);
3905 qemu_put_be16s(f, &fptag);
3907 #ifdef USE_X86LDOUBLE
3912 qemu_put_be16s(f, &fpregs_format);
3914 for(i = 0; i < 8; i++) {
3915 #ifdef USE_X86LDOUBLE
3919 /* we save the real CPU data (in case of MMX usage only 'mant'
3920 contains the MMX register */
3921 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
3922 qemu_put_be64(f, mant);
3923 qemu_put_be16(f, exp);
3926 /* if we use doubles for float emulation, we save the doubles to
3927 avoid losing information in case of MMX usage. It can give
3928 problems if the image is restored on a CPU where long
3929 doubles are used instead. */
3930 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
3934 for(i = 0; i < 6; i++)
3935 cpu_put_seg(f, &env->segs[i]);
3936 cpu_put_seg(f, &env->ldt);
3937 cpu_put_seg(f, &env->tr);
3938 cpu_put_seg(f, &env->gdt);
3939 cpu_put_seg(f, &env->idt);
3941 qemu_put_be32s(f, &env->sysenter_cs);
3942 qemu_put_be32s(f, &env->sysenter_esp);
3943 qemu_put_be32s(f, &env->sysenter_eip);
3945 qemu_put_betls(f, &env->cr[0]);
3946 qemu_put_betls(f, &env->cr[2]);
3947 qemu_put_betls(f, &env->cr[3]);
3948 qemu_put_betls(f, &env->cr[4]);
3950 for(i = 0; i < 8; i++)
3951 qemu_put_betls(f, &env->dr[i]);
3954 qemu_put_be32s(f, &env->a20_mask);
3957 qemu_put_be32s(f, &env->mxcsr);
3958 for(i = 0; i < CPU_NB_REGS; i++) {
3959 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
3960 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
3963 #ifdef TARGET_X86_64
3964 qemu_put_be64s(f, &env->efer);
3965 qemu_put_be64s(f, &env->star);
3966 qemu_put_be64s(f, &env->lstar);
3967 qemu_put_be64s(f, &env->cstar);
3968 qemu_put_be64s(f, &env->fmask);
3969 qemu_put_be64s(f, &env->kernelgsbase);
3973 #ifdef USE_X86LDOUBLE
3974 /* XXX: add that in a FPU generic layer */
3975 union x86_longdouble {
3980 #define MANTD1(fp) (fp & ((1LL << 52) - 1))
3981 #define EXPBIAS1 1023
3982 #define EXPD1(fp) ((fp >> 52) & 0x7FF)
3983 #define SIGND1(fp) ((fp >> 32) & 0x80000000)
3985 static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
3989 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
3990 /* exponent + sign */
3991 e = EXPD1(temp) - EXPBIAS1 + 16383;
3992 e |= SIGND1(temp) >> 16;
3997 int cpu_load(QEMUFile *f, void *opaque, int version_id)
3999 CPUState *env = opaque;
4002 uint16_t fpus, fpuc, fptag, fpregs_format;
4004 if (version_id != 3)
4006 for(i = 0; i < CPU_NB_REGS; i++)
4007 qemu_get_betls(f, &env->regs[i]);
4008 qemu_get_betls(f, &env->eip);
4009 qemu_get_betls(f, &env->eflags);
4010 qemu_get_be32s(f, &hflags);
4012 qemu_get_be16s(f, &fpuc);
4013 qemu_get_be16s(f, &fpus);
4014 qemu_get_be16s(f, &fptag);
4015 qemu_get_be16s(f, &fpregs_format);
4017 /* NOTE: we cannot always restore the FPU state if the image come
4018 from a host with a different 'USE_X86LDOUBLE' define. We guess
4019 if we are in an MMX state to restore correctly in that case. */
4020 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
4021 for(i = 0; i < 8; i++) {
4025 switch(fpregs_format) {
4027 mant = qemu_get_be64(f);
4028 exp = qemu_get_be16(f);
4029 #ifdef USE_X86LDOUBLE
4030 env->fpregs[i].d = cpu_set_fp80(mant, exp);
4032 /* difficult case */
4034 env->fpregs[i].mmx.MMX_Q(0) = mant;
4036 env->fpregs[i].d = cpu_set_fp80(mant, exp);
4040 mant = qemu_get_be64(f);
4041 #ifdef USE_X86LDOUBLE
4043 union x86_longdouble *p;
4044 /* difficult case */
4045 p = (void *)&env->fpregs[i];
4050 fp64_to_fp80(p, mant);
4054 env->fpregs[i].mmx.MMX_Q(0) = mant;
4063 /* XXX: restore FPU round state */
4064 env->fpstt = (fpus >> 11) & 7;
4065 env->fpus = fpus & ~0x3800;
4067 for(i = 0; i < 8; i++) {
4068 env->fptags[i] = (fptag >> i) & 1;
4071 for(i = 0; i < 6; i++)
4072 cpu_get_seg(f, &env->segs[i]);
4073 cpu_get_seg(f, &env->ldt);
4074 cpu_get_seg(f, &env->tr);
4075 cpu_get_seg(f, &env->gdt);
4076 cpu_get_seg(f, &env->idt);
4078 qemu_get_be32s(f, &env->sysenter_cs);
4079 qemu_get_be32s(f, &env->sysenter_esp);
4080 qemu_get_be32s(f, &env->sysenter_eip);
4082 qemu_get_betls(f, &env->cr[0]);
4083 qemu_get_betls(f, &env->cr[2]);
4084 qemu_get_betls(f, &env->cr[3]);
4085 qemu_get_betls(f, &env->cr[4]);
4087 for(i = 0; i < 8; i++)
4088 qemu_get_betls(f, &env->dr[i]);
4091 qemu_get_be32s(f, &env->a20_mask);
4093 qemu_get_be32s(f, &env->mxcsr);
4094 for(i = 0; i < CPU_NB_REGS; i++) {
4095 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
4096 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
4099 #ifdef TARGET_X86_64
4100 qemu_get_be64s(f, &env->efer);
4101 qemu_get_be64s(f, &env->star);
4102 qemu_get_be64s(f, &env->lstar);
4103 qemu_get_be64s(f, &env->cstar);
4104 qemu_get_be64s(f, &env->fmask);
4105 qemu_get_be64s(f, &env->kernelgsbase);
4108 /* XXX: compute hflags from scratch, except for CPL and IIF */
4109 env->hflags = hflags;
4114 #elif defined(TARGET_PPC)
4115 void cpu_save(QEMUFile *f, void *opaque)
4119 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4124 #elif defined(TARGET_MIPS)
4125 void cpu_save(QEMUFile *f, void *opaque)
4129 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4134 #elif defined(TARGET_SPARC)
4135 void cpu_save(QEMUFile *f, void *opaque)
4137 CPUState *env = opaque;
4141 for(i = 0; i < 8; i++)
4142 qemu_put_betls(f, &env->gregs[i]);
4143 for(i = 0; i < NWINDOWS * 16; i++)
4144 qemu_put_betls(f, &env->regbase[i]);
4147 for(i = 0; i < TARGET_FPREGS; i++) {
4153 qemu_put_betl(f, u.i);
4156 qemu_put_betls(f, &env->pc);
4157 qemu_put_betls(f, &env->npc);
4158 qemu_put_betls(f, &env->y);
4160 qemu_put_be32(f, tmp);
4161 qemu_put_betls(f, &env->fsr);
4162 qemu_put_betls(f, &env->tbr);
4163 #ifndef TARGET_SPARC64
4164 qemu_put_be32s(f, &env->wim);
4166 for(i = 0; i < 16; i++)
4167 qemu_put_be32s(f, &env->mmuregs[i]);
4171 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4173 CPUState *env = opaque;
4177 for(i = 0; i < 8; i++)
4178 qemu_get_betls(f, &env->gregs[i]);
4179 for(i = 0; i < NWINDOWS * 16; i++)
4180 qemu_get_betls(f, &env->regbase[i]);
4183 for(i = 0; i < TARGET_FPREGS; i++) {
4188 u.i = qemu_get_betl(f);
4192 qemu_get_betls(f, &env->pc);
4193 qemu_get_betls(f, &env->npc);
4194 qemu_get_betls(f, &env->y);
4195 tmp = qemu_get_be32(f);
4196 env->cwp = 0; /* needed to ensure that the wrapping registers are
4197 correctly updated */
4199 qemu_get_betls(f, &env->fsr);
4200 qemu_get_betls(f, &env->tbr);
4201 #ifndef TARGET_SPARC64
4202 qemu_get_be32s(f, &env->wim);
4204 for(i = 0; i < 16; i++)
4205 qemu_get_be32s(f, &env->mmuregs[i]);
4211 #elif defined(TARGET_ARM)
4213 /* ??? Need to implement these. */
4214 void cpu_save(QEMUFile *f, void *opaque)
4218 int cpu_load(QEMUFile *f, void *opaque, int version_id)
4225 #warning No CPU save/restore functions
4229 /***********************************************************/
4230 /* ram save/restore */
4232 /* we just avoid storing empty pages */
4233 static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
4238 for(i = 1; i < len; i++) {
4242 qemu_put_byte(f, 1);
4243 qemu_put_byte(f, v);
4246 qemu_put_byte(f, 0);
4247 qemu_put_buffer(f, buf, len);
4250 static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
4254 v = qemu_get_byte(f);
4257 if (qemu_get_buffer(f, buf, len) != len)
4261 v = qemu_get_byte(f);
4262 memset(buf, v, len);
4270 static void ram_save(QEMUFile *f, void *opaque)
4273 qemu_put_be32(f, phys_ram_size);
4274 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
4275 ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
4279 static int ram_load(QEMUFile *f, void *opaque, int version_id)
4283 if (version_id != 1)
4285 if (qemu_get_be32(f) != phys_ram_size)
4287 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
4288 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
4295 /***********************************************************/
4296 /* machine registration */
4298 QEMUMachine *first_machine = NULL;
4300 int qemu_register_machine(QEMUMachine *m)
4303 pm = &first_machine;
4311 QEMUMachine *find_machine(const char *name)
4315 for(m = first_machine; m != NULL; m = m->next) {
4316 if (!strcmp(m->name, name))
4322 /***********************************************************/
4323 /* main execution loop */
4325 void gui_update(void *opaque)
4327 display_state.dpy_refresh(&display_state);
4328 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
4331 struct vm_change_state_entry {
4332 VMChangeStateHandler *cb;
4334 LIST_ENTRY (vm_change_state_entry) entries;
4337 static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
4339 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
4342 VMChangeStateEntry *e;
4344 e = qemu_mallocz(sizeof (*e));
4350 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
4354 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
4356 LIST_REMOVE (e, entries);
4360 static void vm_state_notify(int running)
4362 VMChangeStateEntry *e;
4364 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
4365 e->cb(e->opaque, running);
4369 /* XXX: support several handlers */
4370 static VMStopHandler *vm_stop_cb;
4371 static void *vm_stop_opaque;
4373 int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
4376 vm_stop_opaque = opaque;
4380 void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
4394 void vm_stop(int reason)
4397 cpu_disable_ticks();
4401 vm_stop_cb(vm_stop_opaque, reason);
4408 /* reset/shutdown handler */
4410 typedef struct QEMUResetEntry {
4411 QEMUResetHandler *func;
4413 struct QEMUResetEntry *next;
4416 static QEMUResetEntry *first_reset_entry;
4417 static int reset_requested;
4418 static int shutdown_requested;
4419 static int powerdown_requested;
4421 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
4423 QEMUResetEntry **pre, *re;
4425 pre = &first_reset_entry;
4426 while (*pre != NULL)
4427 pre = &(*pre)->next;
4428 re = qemu_mallocz(sizeof(QEMUResetEntry));
4430 re->opaque = opaque;
4435 void qemu_system_reset(void)
4439 /* reset all devices */
4440 for(re = first_reset_entry; re != NULL; re = re->next) {
4441 re->func(re->opaque);
4445 void qemu_system_reset_request(void)
4447 reset_requested = 1;
4449 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4452 void qemu_system_shutdown_request(void)
4454 shutdown_requested = 1;
4456 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4459 void qemu_system_powerdown_request(void)
4461 powerdown_requested = 1;
4463 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
4466 void main_loop_wait(int timeout)
4468 IOHandlerRecord *ioh, *ioh_next;
4469 fd_set rfds, wfds, xfds;
4475 /* XXX: need to suppress polling by better using win32 events */
4477 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
4478 ret |= pe->func(pe->opaque);
4481 if (ret == 0 && timeout > 0) {
4485 hEvents[0] = host_alarm;
4486 ret = WaitForMultipleObjects(1, hEvents, FALSE, timeout);
4488 case WAIT_OBJECT_0 + 0:
4493 err = GetLastError();
4494 fprintf(stderr, "Wait error %d %d\n", ret, err);
4499 /* poll any events */
4500 /* XXX: separate device handlers from system ones */
4505 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4507 (!ioh->fd_read_poll ||
4508 ioh->fd_read_poll(ioh->opaque) != 0)) {
4509 FD_SET(ioh->fd, &rfds);
4513 if (ioh->fd_write) {
4514 FD_SET(ioh->fd, &wfds);
4524 tv.tv_usec = timeout * 1000;
4526 #if defined(CONFIG_SLIRP)
4528 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
4531 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4533 /* XXX: better handling of removal */
4534 for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
4535 ioh_next = ioh->next;
4536 if (FD_ISSET(ioh->fd, &rfds)) {
4537 ioh->fd_read(ioh->opaque);
4539 if (FD_ISSET(ioh->fd, &wfds)) {
4540 ioh->fd_write(ioh->opaque);
4544 #if defined(CONFIG_SLIRP)
4551 slirp_select_poll(&rfds, &wfds, &xfds);
4559 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
4560 qemu_get_clock(vm_clock));
4561 /* run dma transfers, if any */
4565 /* real time timers */
4566 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
4567 qemu_get_clock(rt_clock));
4570 static CPUState *cur_cpu;
4575 #ifdef CONFIG_PROFILER
4580 cur_cpu = first_cpu;
4587 env = env->next_cpu;
4590 #ifdef CONFIG_PROFILER
4591 ti = profile_getclock();
4593 ret = cpu_exec(env);
4594 #ifdef CONFIG_PROFILER
4595 qemu_time += profile_getclock() - ti;
4597 if (ret != EXCP_HALTED)
4599 /* all CPUs are halted ? */
4600 if (env == cur_cpu) {
4607 if (shutdown_requested) {
4608 ret = EXCP_INTERRUPT;
4611 if (reset_requested) {
4612 reset_requested = 0;
4613 qemu_system_reset();
4614 ret = EXCP_INTERRUPT;
4616 if (powerdown_requested) {
4617 powerdown_requested = 0;
4618 qemu_system_powerdown();
4619 ret = EXCP_INTERRUPT;
4621 if (ret == EXCP_DEBUG) {
4622 vm_stop(EXCP_DEBUG);
4624 /* if hlt instruction, we wait until the next IRQ */
4625 /* XXX: use timeout computed from timers */
4626 if (ret == EXCP_HLT)
4633 #ifdef CONFIG_PROFILER
4634 ti = profile_getclock();
4636 main_loop_wait(timeout);
4637 #ifdef CONFIG_PROFILER
4638 dev_time += profile_getclock() - ti;
4641 cpu_disable_ticks();
4647 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n"
4648 "usage: %s [options] [disk_image]\n"
4650 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
4652 "Standard options:\n"
4653 "-M machine select emulated machine (-M ? for list)\n"
4654 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
4655 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
4656 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
4657 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
4658 "-boot [a|c|d] boot on floppy (a), hard disk (c) or CD-ROM (d)\n"
4659 "-snapshot write to temporary files instead of disk image files\n"
4661 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
4663 "-m megs set virtual RAM size to megs MB [default=%d]\n"
4664 "-smp n set the number of CPUs to 'n' [default=1]\n"
4665 "-nographic disable graphical output and redirect serial I/Os to console\n"
4667 "-k language use keyboard layout (for example \"fr\" for French)\n"
4670 "-audio-help print list of audio drivers and their options\n"
4671 "-soundhw c1,... enable audio support\n"
4672 " and only specified sound cards (comma separated list)\n"
4673 " use -soundhw ? to get the list of supported cards\n"
4674 " use -soundhw all to enable all of them\n"
4676 "-localtime set the real time clock to local time [default=utc]\n"
4677 "-full-screen start in full screen\n"
4679 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
4681 "-usb enable the USB driver (will be the default soon)\n"
4682 "-usbdevice name add the host or guest USB device 'name'\n"
4683 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4684 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
4687 "Network options:\n"
4688 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
4689 " create a new Network Interface Card and connect it to VLAN 'n'\n"
4691 "-net user[,vlan=n][,hostname=host]\n"
4692 " connect the user mode network stack to VLAN 'n' and send\n"
4693 " hostname 'host' to DHCP clients\n"
4696 "-net tap[,vlan=n],ifname=name\n"
4697 " connect the host TAP network interface to VLAN 'n'\n"
4699 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
4700 " connect the host TAP network interface to VLAN 'n' and use\n"
4701 " the network script 'file' (default=%s);\n"
4702 " use 'fd=h' to connect to an already opened TAP interface\n"
4704 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
4705 " connect the vlan 'n' to another VLAN using a socket connection\n"
4706 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
4707 " connect the vlan 'n' to multicast maddr and port\n"
4708 "-net none use it alone to have zero network devices; if no -net option\n"
4709 " is provided, the default is '-net nic -net user'\n"
4712 "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
4714 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
4716 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
4717 " redirect TCP or UDP connections from host to guest [-net user]\n"
4720 "Linux boot specific:\n"
4721 "-kernel bzImage use 'bzImage' as kernel image\n"
4722 "-append cmdline use 'cmdline' as kernel command line\n"
4723 "-initrd file use 'file' as initial ram disk\n"
4725 "Debug/Expert options:\n"
4726 "-monitor dev redirect the monitor to char device 'dev'\n"
4727 "-serial dev redirect the serial port to char device 'dev'\n"
4728 "-parallel dev redirect the parallel port to char device 'dev'\n"
4729 "-pidfile file Write PID to 'file'\n"
4730 "-S freeze CPU at startup (use 'c' to start execution)\n"
4731 "-s wait gdb connection to port %d\n"
4732 "-p port change gdb connection port\n"
4733 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
4734 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
4735 " translation (t=none or lba) (usually qemu can guess them)\n"
4736 "-L path set the directory for the BIOS and VGA BIOS\n"
4738 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
4739 "-no-kqemu disable KQEMU kernel module usage\n"
4741 #ifdef USE_CODE_COPY
4742 "-no-code-copy disable code copy acceleration\n"
4745 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
4746 " (default is CL-GD5446 PCI VGA)\n"
4747 "-no-acpi disable ACPI\n"
4749 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
4750 "-vnc display start a VNC server on display\n"
4752 "During emulation, the following keys are useful:\n"
4753 "ctrl-alt-f toggle full screen\n"
4754 "ctrl-alt-n switch to virtual console 'n'\n"
4755 "ctrl-alt toggle mouse and keyboard grab\n"
4757 "When using -nographic, press 'ctrl-a h' to get some help.\n"
4759 #ifdef CONFIG_SOFTMMU
4766 DEFAULT_NETWORK_SCRIPT,
4768 DEFAULT_GDBSTUB_PORT,
4770 #ifndef CONFIG_SOFTMMU
4772 "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
4773 "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
4779 #define HAS_ARG 0x0001
4793 QEMU_OPTION_snapshot,
4795 QEMU_OPTION_no_fd_bootchk,
4798 QEMU_OPTION_nographic,
4800 QEMU_OPTION_audio_help,
4801 QEMU_OPTION_soundhw,
4819 QEMU_OPTION_no_code_copy,
4821 QEMU_OPTION_localtime,
4822 QEMU_OPTION_cirrusvga,
4824 QEMU_OPTION_std_vga,
4825 QEMU_OPTION_monitor,
4827 QEMU_OPTION_parallel,
4829 QEMU_OPTION_full_screen,
4830 QEMU_OPTION_pidfile,
4831 QEMU_OPTION_no_kqemu,
4832 QEMU_OPTION_kernel_kqemu,
4833 QEMU_OPTION_win2k_hack,
4835 QEMU_OPTION_usbdevice,
4838 QEMU_OPTION_no_acpi,
4841 typedef struct QEMUOption {
4847 const QEMUOption qemu_options[] = {
4848 { "h", 0, QEMU_OPTION_h },
4850 { "M", HAS_ARG, QEMU_OPTION_M },
4851 { "fda", HAS_ARG, QEMU_OPTION_fda },
4852 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
4853 { "hda", HAS_ARG, QEMU_OPTION_hda },
4854 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
4855 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
4856 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
4857 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
4858 { "boot", HAS_ARG, QEMU_OPTION_boot },
4859 { "snapshot", 0, QEMU_OPTION_snapshot },
4861 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
4863 { "m", HAS_ARG, QEMU_OPTION_m },
4864 { "nographic", 0, QEMU_OPTION_nographic },
4865 { "k", HAS_ARG, QEMU_OPTION_k },
4867 { "audio-help", 0, QEMU_OPTION_audio_help },
4868 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
4871 { "net", HAS_ARG, QEMU_OPTION_net},
4873 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
4875 { "smb", HAS_ARG, QEMU_OPTION_smb },
4877 { "redir", HAS_ARG, QEMU_OPTION_redir },
4880 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
4881 { "append", HAS_ARG, QEMU_OPTION_append },
4882 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
4884 { "S", 0, QEMU_OPTION_S },
4885 { "s", 0, QEMU_OPTION_s },
4886 { "p", HAS_ARG, QEMU_OPTION_p },
4887 { "d", HAS_ARG, QEMU_OPTION_d },
4888 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
4889 { "L", HAS_ARG, QEMU_OPTION_L },
4890 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
4892 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
4893 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
4895 #if defined(TARGET_PPC) || defined(TARGET_SPARC)
4896 { "g", 1, QEMU_OPTION_g },
4898 { "localtime", 0, QEMU_OPTION_localtime },
4899 { "std-vga", 0, QEMU_OPTION_std_vga },
4900 { "monitor", 1, QEMU_OPTION_monitor },
4901 { "serial", 1, QEMU_OPTION_serial },
4902 { "parallel", 1, QEMU_OPTION_parallel },
4903 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
4904 { "full-screen", 0, QEMU_OPTION_full_screen },
4905 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
4906 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
4907 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
4908 { "smp", HAS_ARG, QEMU_OPTION_smp },
4909 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
4911 /* temporary options */
4912 { "usb", 0, QEMU_OPTION_usb },
4913 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
4914 { "no-acpi", 0, QEMU_OPTION_no_acpi },
4918 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
4920 /* this stack is only used during signal handling */
4921 #define SIGNAL_STACK_SIZE 32768
4923 static uint8_t *signal_stack;
4927 /* password input */
4929 static BlockDriverState *get_bdrv(int index)
4931 BlockDriverState *bs;
4934 bs = bs_table[index];
4935 } else if (index < 6) {
4936 bs = fd_table[index - 4];
4943 static void read_passwords(void)
4945 BlockDriverState *bs;
4949 for(i = 0; i < 6; i++) {
4951 if (bs && bdrv_is_encrypted(bs)) {
4952 term_printf("%s is encrypted.\n", bdrv_get_device_name(bs));
4953 for(j = 0; j < 3; j++) {
4954 monitor_readline("Password: ",
4955 1, password, sizeof(password));
4956 if (bdrv_set_key(bs, password) == 0)
4958 term_printf("invalid password\n");
4964 /* XXX: currently we cannot use simultaneously different CPUs */
4965 void register_machines(void)
4967 #if defined(TARGET_I386)
4968 qemu_register_machine(&pc_machine);
4969 qemu_register_machine(&isapc_machine);
4970 #elif defined(TARGET_PPC)
4971 qemu_register_machine(&heathrow_machine);
4972 qemu_register_machine(&core99_machine);
4973 qemu_register_machine(&prep_machine);
4974 #elif defined(TARGET_MIPS)
4975 qemu_register_machine(&mips_machine);
4976 #elif defined(TARGET_SPARC)
4977 #ifdef TARGET_SPARC64
4978 qemu_register_machine(&sun4u_machine);
4980 qemu_register_machine(&sun4m_machine);
4982 #elif defined(TARGET_ARM)
4983 qemu_register_machine(&integratorcp926_machine);
4984 qemu_register_machine(&integratorcp1026_machine);
4985 qemu_register_machine(&versatilepb_machine);
4986 qemu_register_machine(&versatileab_machine);
4987 #elif defined(TARGET_SH4)
4988 qemu_register_machine(&shix_machine);
4990 #error unsupported CPU
4995 struct soundhw soundhw[] = {
5002 { .init_isa = pcspk_audio_init }
5007 "Creative Sound Blaster 16",
5010 { .init_isa = SB16_init }
5017 "Yamaha YMF262 (OPL3)",
5019 "Yamaha YM3812 (OPL2)",
5023 { .init_isa = Adlib_init }
5030 "Gravis Ultrasound GF1",
5033 { .init_isa = GUS_init }
5039 "ENSONIQ AudioPCI ES1370",
5042 { .init_pci = es1370_init }
5045 { NULL, NULL, 0, 0, { NULL } }
5048 static void select_soundhw (const char *optarg)
5052 if (*optarg == '?') {
5055 printf ("Valid sound card names (comma separated):\n");
5056 for (c = soundhw; c->name; ++c) {
5057 printf ("%-11s %s\n", c->name, c->descr);
5059 printf ("\n-soundhw all will enable all of the above\n");
5060 exit (*optarg != '?');
5068 if (!strcmp (optarg, "all")) {
5069 for (c = soundhw; c->name; ++c) {
5077 e = strchr (p, ',');
5078 l = !e ? strlen (p) : (size_t) (e - p);
5080 for (c = soundhw; c->name; ++c) {
5081 if (!strncmp (c->name, p, l)) {
5090 "Unknown sound card name (too big to show)\n");
5093 fprintf (stderr, "Unknown sound card name `%.*s'\n",
5098 p += l + (e != NULL);
5102 goto show_valid_cards;
5107 #define MAX_NET_CLIENTS 32
5109 int main(int argc, char **argv)
5111 #ifdef CONFIG_GDBSTUB
5112 int use_gdbstub, gdbstub_port;
5115 int snapshot, linux_boot;
5116 const char *initrd_filename;
5117 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
5118 const char *kernel_filename, *kernel_cmdline;
5119 DisplayState *ds = &display_state;
5120 int cyls, heads, secs, translation;
5121 int start_emulation = 1;
5122 char net_clients[MAX_NET_CLIENTS][256];
5125 const char *r, *optarg;
5126 CharDriverState *monitor_hd;
5127 char monitor_device[128];
5128 char serial_devices[MAX_SERIAL_PORTS][128];
5129 int serial_device_index;
5130 char parallel_devices[MAX_PARALLEL_PORTS][128];
5131 int parallel_device_index;
5132 const char *loadvm = NULL;
5133 QEMUMachine *machine;
5134 char usb_devices[MAX_USB_CMDLINE][128];
5135 int usb_devices_index;
5137 LIST_INIT (&vm_change_state_head);
5138 #if !defined(CONFIG_SOFTMMU)
5139 /* we never want that malloc() uses mmap() */
5140 mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
5142 register_machines();
5143 machine = first_machine;
5144 initrd_filename = NULL;
5145 for(i = 0; i < MAX_FD; i++)
5146 fd_filename[i] = NULL;
5147 for(i = 0; i < MAX_DISKS; i++)
5148 hd_filename[i] = NULL;
5149 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
5150 vga_ram_size = VGA_RAM_SIZE;
5151 bios_size = BIOS_SIZE;
5152 #ifdef CONFIG_GDBSTUB
5154 gdbstub_port = DEFAULT_GDBSTUB_PORT;
5158 kernel_filename = NULL;
5159 kernel_cmdline = "";
5165 cyls = heads = secs = 0;
5166 translation = BIOS_ATA_TRANSLATION_AUTO;
5167 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
5169 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
5170 for(i = 1; i < MAX_SERIAL_PORTS; i++)
5171 serial_devices[i][0] = '\0';
5172 serial_device_index = 0;
5174 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
5175 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
5176 parallel_devices[i][0] = '\0';
5177 parallel_device_index = 0;
5179 usb_devices_index = 0;
5184 /* default mac address of the first network interface */
5192 hd_filename[0] = argv[optind++];
5194 const QEMUOption *popt;
5197 popt = qemu_options;
5200 fprintf(stderr, "%s: invalid option -- '%s'\n",
5204 if (!strcmp(popt->name, r + 1))
5208 if (popt->flags & HAS_ARG) {
5209 if (optind >= argc) {
5210 fprintf(stderr, "%s: option '%s' requires an argument\n",
5214 optarg = argv[optind++];
5219 switch(popt->index) {
5221 machine = find_machine(optarg);
5224 printf("Supported machines are:\n");
5225 for(m = first_machine; m != NULL; m = m->next) {
5226 printf("%-10s %s%s\n",
5228 m == first_machine ? " (default)" : "");
5233 case QEMU_OPTION_initrd:
5234 initrd_filename = optarg;
5236 case QEMU_OPTION_hda:
5237 case QEMU_OPTION_hdb:
5238 case QEMU_OPTION_hdc:
5239 case QEMU_OPTION_hdd:
5242 hd_index = popt->index - QEMU_OPTION_hda;
5243 hd_filename[hd_index] = optarg;
5244 if (hd_index == cdrom_index)
5248 case QEMU_OPTION_snapshot:
5251 case QEMU_OPTION_hdachs:
5255 cyls = strtol(p, (char **)&p, 0);
5256 if (cyls < 1 || cyls > 16383)
5261 heads = strtol(p, (char **)&p, 0);
5262 if (heads < 1 || heads > 16)
5267 secs = strtol(p, (char **)&p, 0);
5268 if (secs < 1 || secs > 63)
5272 if (!strcmp(p, "none"))
5273 translation = BIOS_ATA_TRANSLATION_NONE;
5274 else if (!strcmp(p, "lba"))
5275 translation = BIOS_ATA_TRANSLATION_LBA;
5276 else if (!strcmp(p, "auto"))
5277 translation = BIOS_ATA_TRANSLATION_AUTO;
5280 } else if (*p != '\0') {
5282 fprintf(stderr, "qemu: invalid physical CHS format\n");
5287 case QEMU_OPTION_nographic:
5288 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
5289 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
5292 case QEMU_OPTION_kernel:
5293 kernel_filename = optarg;
5295 case QEMU_OPTION_append:
5296 kernel_cmdline = optarg;
5298 case QEMU_OPTION_cdrom:
5299 if (cdrom_index >= 0) {
5300 hd_filename[cdrom_index] = optarg;
5303 case QEMU_OPTION_boot:
5304 boot_device = optarg[0];
5305 if (boot_device != 'a' &&
5308 boot_device != 'n' &&
5310 boot_device != 'c' && boot_device != 'd') {
5311 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
5315 case QEMU_OPTION_fda:
5316 fd_filename[0] = optarg;
5318 case QEMU_OPTION_fdb:
5319 fd_filename[1] = optarg;
5322 case QEMU_OPTION_no_fd_bootchk:
5326 case QEMU_OPTION_no_code_copy:
5327 code_copy_enabled = 0;
5329 case QEMU_OPTION_net:
5330 if (nb_net_clients >= MAX_NET_CLIENTS) {
5331 fprintf(stderr, "qemu: too many network clients\n");
5334 pstrcpy(net_clients[nb_net_clients],
5335 sizeof(net_clients[0]),
5340 case QEMU_OPTION_tftp:
5341 tftp_prefix = optarg;
5344 case QEMU_OPTION_smb:
5345 net_slirp_smb(optarg);
5348 case QEMU_OPTION_redir:
5349 net_slirp_redir(optarg);
5353 case QEMU_OPTION_audio_help:
5357 case QEMU_OPTION_soundhw:
5358 select_soundhw (optarg);
5365 ram_size = atoi(optarg) * 1024 * 1024;
5368 if (ram_size > PHYS_RAM_MAX_SIZE) {
5369 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
5370 PHYS_RAM_MAX_SIZE / (1024 * 1024));
5379 mask = cpu_str_to_log_mask(optarg);
5381 printf("Log items (comma separated):\n");
5382 for(item = cpu_log_items; item->mask != 0; item++) {
5383 printf("%-10s %s\n", item->name, item->help);
5390 #ifdef CONFIG_GDBSTUB
5395 gdbstub_port = atoi(optarg);
5402 start_emulation = 0;
5405 keyboard_layout = optarg;
5407 case QEMU_OPTION_localtime:
5410 case QEMU_OPTION_cirrusvga:
5411 cirrus_vga_enabled = 1;
5413 case QEMU_OPTION_std_vga:
5414 cirrus_vga_enabled = 0;
5421 w = strtol(p, (char **)&p, 10);
5424 fprintf(stderr, "qemu: invalid resolution or depth\n");
5430 h = strtol(p, (char **)&p, 10);
5435 depth = strtol(p, (char **)&p, 10);
5436 if (depth != 8 && depth != 15 && depth != 16 &&
5437 depth != 24 && depth != 32)
5439 } else if (*p == '\0') {
5440 depth = graphic_depth;
5447 graphic_depth = depth;
5450 case QEMU_OPTION_monitor:
5451 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
5453 case QEMU_OPTION_serial:
5454 if (serial_device_index >= MAX_SERIAL_PORTS) {
5455 fprintf(stderr, "qemu: too many serial ports\n");
5458 pstrcpy(serial_devices[serial_device_index],
5459 sizeof(serial_devices[0]), optarg);
5460 serial_device_index++;
5462 case QEMU_OPTION_parallel:
5463 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
5464 fprintf(stderr, "qemu: too many parallel ports\n");
5467 pstrcpy(parallel_devices[parallel_device_index],
5468 sizeof(parallel_devices[0]), optarg);
5469 parallel_device_index++;
5471 case QEMU_OPTION_loadvm:
5474 case QEMU_OPTION_full_screen:
5477 case QEMU_OPTION_pidfile:
5478 create_pidfile(optarg);
5481 case QEMU_OPTION_win2k_hack:
5482 win2k_install_hack = 1;
5486 case QEMU_OPTION_no_kqemu:
5489 case QEMU_OPTION_kernel_kqemu:
5493 case QEMU_OPTION_usb:
5496 case QEMU_OPTION_usbdevice:
5498 if (usb_devices_index >= MAX_USB_CMDLINE) {
5499 fprintf(stderr, "Too many USB devices\n");
5502 pstrcpy(usb_devices[usb_devices_index],
5503 sizeof(usb_devices[usb_devices_index]),
5505 usb_devices_index++;
5507 case QEMU_OPTION_smp:
5508 smp_cpus = atoi(optarg);
5509 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
5510 fprintf(stderr, "Invalid number of CPUs\n");
5514 case QEMU_OPTION_vnc:
5515 vnc_display = atoi(optarg);
5516 if (vnc_display < 0) {
5517 fprintf(stderr, "Invalid VNC display\n");
5521 case QEMU_OPTION_no_acpi:
5532 linux_boot = (kernel_filename != NULL);
5535 hd_filename[0] == '\0' &&
5536 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
5537 fd_filename[0] == '\0')
5540 /* boot to cd by default if no hard disk */
5541 if (hd_filename[0] == '\0' && boot_device == 'c') {
5542 if (fd_filename[0] != '\0')
5548 #if !defined(CONFIG_SOFTMMU)
5549 /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
5551 static uint8_t stdout_buf[4096];
5552 setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
5555 setvbuf(stdout, NULL, _IOLBF, 0);
5562 /* init network clients */
5563 if (nb_net_clients == 0) {
5564 /* if no clients, we use a default config */
5565 pstrcpy(net_clients[0], sizeof(net_clients[0]),
5567 pstrcpy(net_clients[1], sizeof(net_clients[0]),
5572 for(i = 0;i < nb_net_clients; i++) {
5573 if (net_client_init(net_clients[i]) < 0)
5577 /* init the memory */
5578 phys_ram_size = ram_size + vga_ram_size + bios_size;
5580 #ifdef CONFIG_SOFTMMU
5581 phys_ram_base = qemu_vmalloc(phys_ram_size);
5582 if (!phys_ram_base) {
5583 fprintf(stderr, "Could not allocate physical memory\n");
5587 /* as we must map the same page at several addresses, we must use
5592 tmpdir = getenv("QEMU_TMPDIR");
5595 snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir);
5596 if (mkstemp(phys_ram_file) < 0) {
5597 fprintf(stderr, "Could not create temporary memory file '%s'\n",
5601 phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
5602 if (phys_ram_fd < 0) {
5603 fprintf(stderr, "Could not open temporary memory file '%s'\n",
5607 ftruncate(phys_ram_fd, phys_ram_size);
5608 unlink(phys_ram_file);
5609 phys_ram_base = mmap(get_mmap_addr(phys_ram_size),
5611 PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED,
5613 if (phys_ram_base == MAP_FAILED) {
5614 fprintf(stderr, "Could not map physical memory\n");
5620 /* we always create the cdrom drive, even if no disk is there */
5622 if (cdrom_index >= 0) {
5623 bs_table[cdrom_index] = bdrv_new("cdrom");
5624 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
5627 /* open the virtual block devices */
5628 for(i = 0; i < MAX_DISKS; i++) {
5629 if (hd_filename[i]) {
5632 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
5633 bs_table[i] = bdrv_new(buf);
5635 if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) {
5636 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
5640 if (i == 0 && cyls != 0) {
5641 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
5642 bdrv_set_translation_hint(bs_table[i], translation);
5647 /* we always create at least one floppy disk */
5648 fd_table[0] = bdrv_new("fda");
5649 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
5651 for(i = 0; i < MAX_FD; i++) {
5652 if (fd_filename[i]) {
5655 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
5656 fd_table[i] = bdrv_new(buf);
5657 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
5659 if (fd_filename[i] != '\0') {
5660 if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) {
5661 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
5669 register_savevm("timer", 0, 1, timer_save, timer_load, NULL);
5670 register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
5673 cpu_calibrate_ticks();
5677 dumb_display_init(ds);
5678 } else if (vnc_display != -1) {
5679 vnc_display_init(ds, vnc_display);
5681 #if defined(CONFIG_SDL)
5682 sdl_display_init(ds, full_screen);
5683 #elif defined(CONFIG_COCOA)
5684 cocoa_display_init(ds, full_screen);
5686 dumb_display_init(ds);
5690 monitor_hd = qemu_chr_open(monitor_device);
5692 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
5695 monitor_init(monitor_hd, !nographic);
5697 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
5698 if (serial_devices[i][0] != '\0') {
5699 serial_hds[i] = qemu_chr_open(serial_devices[i]);
5700 if (!serial_hds[i]) {
5701 fprintf(stderr, "qemu: could not open serial device '%s'\n",
5705 if (!strcmp(serial_devices[i], "vc"))
5706 qemu_chr_printf(serial_hds[i], "serial%d console\n", i);
5710 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
5711 if (parallel_devices[i][0] != '\0') {
5712 parallel_hds[i] = qemu_chr_open(parallel_devices[i]);
5713 if (!parallel_hds[i]) {
5714 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
5715 parallel_devices[i]);
5718 if (!strcmp(parallel_devices[i], "vc"))
5719 qemu_chr_printf(parallel_hds[i], "parallel%d console\n", i);
5723 /* setup cpu signal handlers for MMU / self modifying code handling */
5724 #if !defined(CONFIG_SOFTMMU)
5726 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5729 signal_stack = memalign(16, SIGNAL_STACK_SIZE);
5730 stk.ss_sp = signal_stack;
5731 stk.ss_size = SIGNAL_STACK_SIZE;
5734 if (sigaltstack(&stk, NULL) < 0) {
5735 perror("sigaltstack");
5741 struct sigaction act;
5743 sigfillset(&act.sa_mask);
5744 act.sa_flags = SA_SIGINFO;
5745 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5746 act.sa_flags |= SA_ONSTACK;
5748 act.sa_sigaction = host_segv_handler;
5749 sigaction(SIGSEGV, &act, NULL);
5750 sigaction(SIGBUS, &act, NULL);
5751 #if defined (TARGET_I386) && defined(USE_CODE_COPY)
5752 sigaction(SIGFPE, &act, NULL);
5759 struct sigaction act;
5760 sigfillset(&act.sa_mask);
5762 act.sa_handler = SIG_IGN;
5763 sigaction(SIGPIPE, &act, NULL);
5768 machine->init(ram_size, vga_ram_size, boot_device,
5769 ds, fd_filename, snapshot,
5770 kernel_filename, kernel_cmdline, initrd_filename);
5772 /* init USB devices */
5774 for(i = 0; i < usb_devices_index; i++) {
5775 if (usb_device_add(usb_devices[i]) < 0) {
5776 fprintf(stderr, "Warning: could not add USB device %s\n",
5782 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
5783 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
5785 #ifdef CONFIG_GDBSTUB
5787 if (gdbserver_start(gdbstub_port) < 0) {
5788 fprintf(stderr, "Could not open gdbserver socket on port %d\n",
5792 printf("Waiting gdb connection on port %d\n", gdbstub_port);
5797 qemu_loadvm(loadvm);
5800 /* XXX: simplify init */
5802 if (start_emulation) {