#include "hw/usb.h"
#include "hw/pcmcia.h"
#include "hw/pc.h"
-#include "hw/fdc.h"
#include "hw/audiodev.h"
#include "hw/isa.h"
+#include "hw/baum.h"
#include "net.h"
#include "console.h"
#include "sysemu.h"
//#define DEBUG_UNUSED_IOPORT
//#define DEBUG_IOPORT
-#define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
-
#ifdef TARGET_PPC
#define DEFAULT_RAM_SIZE 144
#else
int vga_ram_size;
static DisplayState display_state;
int nographic;
+int curses;
const char* keyboard_layout = NULL;
int64_t ticks_per_sec;
-int ram_size;
+ram_addr_t ram_size;
int pit_min_timer_count = 0;
int nb_nics;
NICInfo nd_table[MAX_NICS];
int vm_running;
-int rtc_utc = 1;
-int rtc_start_date = -1; /* -1 means now */
+static int rtc_utc = 1;
+static int rtc_date_offset = -1; /* -1 means no change */
int cirrus_vga_enabled = 1;
int vmsvga_enabled = 0;
#ifdef TARGET_SPARC
int acpi_enabled = 1;
int fd_bootchk = 1;
int no_reboot = 0;
+int no_shutdown = 0;
int cursor_hide = 1;
int graphic_rotate = 0;
int daemonize = 0;
static CPUState *cur_cpu;
static CPUState *next_cpu;
static int event_pending = 1;
+/* Conversion factor from emulated instructions to virtual clock ticks. */
+static int icount_time_shift;
+/* Arbitrarily pick 1MIPS as the minimum allowable speed. */
+#define MAX_ICOUNT_SHIFT 10
+/* Compensate for varying guest execution speed. */
+static int64_t qemu_icount_bias;
+QEMUTimer *icount_rt_timer;
+QEMUTimer *icount_vm_timer;
#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
width = 0x7fff;
else
- width = graphic_width;
+ width = graphic_width - 1;
mouse_event(mouse_event_opaque,
width - dy, dx, dz, buttons_state);
} else
return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
}
}
-
#endif
+/* Return the virtual CPU time, based on the instruction counter. */
+static int64_t cpu_get_icount(void)
+{
+ int64_t icount;
+ CPUState *env = cpu_single_env;;
+ icount = qemu_icount;
+ if (env) {
+ if (!can_do_io(env))
+ fprintf(stderr, "Bad clock read\n");
+ icount -= (env->icount_decr.u16.low + env->icount_extra);
+ }
+ return qemu_icount_bias + (icount << icount_time_shift);
+}
+
/***********************************************************/
/* guest cycle counter */
/* return the host CPU cycle counter and handle stop/restart */
int64_t cpu_get_ticks(void)
{
+ if (use_icount) {
+ return cpu_get_icount();
+ }
if (!cpu_ticks_enabled) {
return cpu_ticks_offset;
} else {
#endif /* _WIN32 */
+/* Correlation between real and virtual time is always going to be
+ fairly approximate, so ignore small variation.
+ When the guest is idle real and virtual time will be aligned in
+ the IO wait loop. */
+#define ICOUNT_WOBBLE (QEMU_TIMER_BASE / 10)
+
+static void icount_adjust(void)
+{
+ int64_t cur_time;
+ int64_t cur_icount;
+ int64_t delta;
+ static int64_t last_delta;
+ /* If the VM is not running, then do nothing. */
+ if (!vm_running)
+ return;
+
+ cur_time = cpu_get_clock();
+ cur_icount = qemu_get_clock(vm_clock);
+ delta = cur_icount - cur_time;
+ /* FIXME: This is a very crude algorithm, somewhat prone to oscillation. */
+ if (delta > 0
+ && last_delta + ICOUNT_WOBBLE < delta * 2
+ && icount_time_shift > 0) {
+ /* The guest is getting too far ahead. Slow time down. */
+ icount_time_shift--;
+ }
+ if (delta < 0
+ && last_delta - ICOUNT_WOBBLE > delta * 2
+ && icount_time_shift < MAX_ICOUNT_SHIFT) {
+ /* The guest is getting too far behind. Speed time up. */
+ icount_time_shift++;
+ }
+ last_delta = delta;
+ qemu_icount_bias = cur_icount - (qemu_icount << icount_time_shift);
+}
+
+static void icount_adjust_rt(void * opaque)
+{
+ qemu_mod_timer(icount_rt_timer,
+ qemu_get_clock(rt_clock) + 1000);
+ icount_adjust();
+}
+
+static void icount_adjust_vm(void * opaque)
+{
+ qemu_mod_timer(icount_vm_timer,
+ qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10);
+ icount_adjust();
+}
+
+static void init_icount_adjust(void)
+{
+ /* Have both realtime and virtual time triggers for speed adjustment.
+ The realtime trigger catches emulated time passing too slowly,
+ the virtual time trigger catches emulated time passing too fast.
+ Realtime triggers occur even when idle, so use them less frequently
+ than VM triggers. */
+ icount_rt_timer = qemu_new_timer(rt_clock, icount_adjust_rt, NULL);
+ qemu_mod_timer(icount_rt_timer,
+ qemu_get_clock(rt_clock) + 1000);
+ icount_vm_timer = qemu_new_timer(vm_clock, icount_adjust_vm, NULL);
+ qemu_mod_timer(icount_vm_timer,
+ qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10);
+}
+
static struct qemu_alarm_timer alarm_timers[] = {
#ifndef _WIN32
#ifdef __linux__
{NULL, }
};
-static void show_available_alarms()
+static void show_available_alarms(void)
{
int i;
int count = (sizeof(alarm_timers) / sizeof(*alarm_timers)) - 1;
char *arg;
char *name;
+ struct qemu_alarm_timer tmp;
- if (!strcmp(opt, "help")) {
+ if (!strcmp(opt, "?")) {
show_available_alarms();
exit(0);
}
/* Reorder the array */
name = strtok(arg, ",");
while (name) {
- struct qemu_alarm_timer tmp;
-
for (i = 0; i < count && alarm_timers[i].name; i++) {
if (!strcmp(alarm_timers[i].name, name))
break;
free(arg);
if (cur) {
- /* Disable remaining timers */
+ /* Disable remaining timers */
for (i = cur; i < count; i++)
alarm_timers[i].name = NULL;
+ } else {
+ show_available_alarms();
+ exit(1);
}
-
- /* debug */
- show_available_alarms();
}
QEMUClock *rt_clock;
*pt = ts;
/* Rearm if necessary */
- if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0 &&
- pt == &active_timers[ts->clock->type])
- qemu_rearm_alarm_timer(alarm_timer);
+ if (pt == &active_timers[ts->clock->type]) {
+ if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) {
+ qemu_rearm_alarm_timer(alarm_timer);
+ }
+ /* Interrupt execution to force deadline recalculation. */
+ if (use_icount && cpu_single_env) {
+ cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
+ }
+ }
}
int qemu_timer_pending(QEMUTimer *ts)
return get_clock() / 1000000;
default:
case QEMU_TIMER_VIRTUAL:
- return cpu_get_clock();
+ if (use_icount) {
+ return cpu_get_icount();
+ } else {
+ return cpu_get_clock();
+ }
}
}
}
#endif
if (alarm_has_dynticks(alarm_timer) ||
- qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
- qemu_get_clock(vm_clock)) ||
+ (!use_icount &&
+ qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
+ qemu_get_clock(vm_clock))) ||
qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
qemu_get_clock(rt_clock))) {
#ifdef _WIN32
}
}
-static uint64_t qemu_next_deadline(void)
+static int64_t qemu_next_deadline(void)
{
- int64_t nearest_delta_us = INT64_MAX;
- int64_t vmdelta_us;
-
- if (active_timers[QEMU_TIMER_REALTIME])
- nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
- qemu_get_clock(rt_clock))*1000;
+ int64_t delta;
if (active_timers[QEMU_TIMER_VIRTUAL]) {
- /* round up */
- vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
- qemu_get_clock(vm_clock)+999)/1000;
- if (vmdelta_us < nearest_delta_us)
- nearest_delta_us = vmdelta_us;
+ delta = active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
+ qemu_get_clock(vm_clock);
+ } else {
+ /* To avoid problems with overflow limit this to 2^32. */
+ delta = INT32_MAX;
+ }
+
+ if (delta < 0)
+ delta = 0;
+
+ return delta;
+}
+
+static uint64_t qemu_next_deadline_dyntick(void)
+{
+ int64_t delta;
+ int64_t rtdelta;
+
+ if (use_icount)
+ delta = INT32_MAX;
+ else
+ delta = (qemu_next_deadline() + 999) / 1000;
+
+ if (active_timers[QEMU_TIMER_REALTIME]) {
+ rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
+ qemu_get_clock(rt_clock))*1000;
+ if (rtdelta < delta)
+ delta = rtdelta;
}
- /* Avoid arming the timer to negative, zero, or too low values */
- if (nearest_delta_us <= MIN_TIMER_REARM_US)
- nearest_delta_us = MIN_TIMER_REARM_US;
+ if (delta < MIN_TIMER_REARM_US)
+ delta = MIN_TIMER_REARM_US;
- return nearest_delta_us;
+ return delta;
}
#ifndef _WIN32
static int rtc_start_timer(struct qemu_alarm_timer *t)
{
int rtc_fd;
+ unsigned long current_rtc_freq = 0;
TFR(rtc_fd = open("/dev/rtc", O_RDONLY));
if (rtc_fd < 0)
return -1;
- if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
+ ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq);
+ if (current_rtc_freq != RTC_FREQ &&
+ ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
"error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
"type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
!active_timers[QEMU_TIMER_VIRTUAL])
return;
- nearest_delta_us = qemu_next_deadline();
+ nearest_delta_us = qemu_next_deadline_dyntick();
/* check whether a timer is already running */
if (timer_gettime(host_timer, &timeout)) {
!active_timers[QEMU_TIMER_VIRTUAL])
return;
- nearest_delta_us = qemu_next_deadline();
+ nearest_delta_us = qemu_next_deadline_dyntick();
nearest_delta_us /= 1000;
timeKillEvent(data->timerId);
alarm_timer = NULL;
}
+/***********************************************************/
+/* host time/date access */
+void qemu_get_timedate(struct tm *tm, int offset)
+{
+ time_t ti;
+ struct tm *ret;
+
+ time(&ti);
+ ti += offset;
+ if (rtc_date_offset == -1) {
+ if (rtc_utc)
+ ret = gmtime(&ti);
+ else
+ ret = localtime(&ti);
+ } else {
+ ti -= rtc_date_offset;
+ ret = gmtime(&ti);
+ }
+
+ memcpy(tm, ret, sizeof(struct tm));
+}
+
+int qemu_timedate_diff(struct tm *tm)
+{
+ time_t seconds;
+
+ if (rtc_date_offset == -1)
+ if (rtc_utc)
+ seconds = mktimegm(tm);
+ else
+ seconds = mktime(tm);
+ else
+ seconds = mktimegm(tm) + rtc_date_offset;
+
+ return seconds - time(NULL);
+}
+
/***********************************************************/
/* character device */
return chr;
}
+#ifdef __sun__
+/* Once Solaris has openpty(), this is going to be removed. */
+int openpty(int *amaster, int *aslave, char *name,
+ struct termios *termp, struct winsize *winp)
+{
+ const char *slave;
+ int mfd = -1, sfd = -1;
+
+ *amaster = *aslave = -1;
+
+ mfd = open("/dev/ptmx", O_RDWR | O_NOCTTY);
+ if (mfd < 0)
+ goto err;
+
+ if (grantpt(mfd) == -1 || unlockpt(mfd) == -1)
+ goto err;
+
+ if ((slave = ptsname(mfd)) == NULL)
+ goto err;
+
+ if ((sfd = open(slave, O_RDONLY | O_NOCTTY)) == -1)
+ goto err;
+
+ if (ioctl(sfd, I_PUSH, "ptem") == -1 ||
+ (termp != NULL && tcgetattr(sfd, termp) < 0))
+ goto err;
+
+ if (amaster)
+ *amaster = mfd;
+ if (aslave)
+ *aslave = sfd;
+ if (winp)
+ ioctl(sfd, TIOCSWINSZ, winp);
+
+ return 0;
+
+err:
+ if (sfd != -1)
+ close(sfd);
+ close(mfd);
+ return -1;
+}
+
+void cfmakeraw (struct termios *termios_p)
+{
+ termios_p->c_iflag &=
+ ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
+ termios_p->c_oflag &= ~OPOST;
+ termios_p->c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
+ termios_p->c_cflag &= ~(CSIZE|PARENB);
+ termios_p->c_cflag |= CS8;
+
+ termios_p->c_cc[VMIN] = 0;
+ termios_p->c_cc[VTIME] = 0;
+}
+#endif
+
#if defined(__linux__) || defined(__sun__)
static CharDriverState *qemu_chr_open_pty(void)
{
struct termios tty;
- char slave_name[1024];
int master_fd, slave_fd;
-#if defined(__linux__)
- /* Not satisfying */
- if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
+ if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) < 0) {
return NULL;
}
-#endif
- /* Disabling local echo and line-buffered output */
- tcgetattr (master_fd, &tty);
- tty.c_lflag &= ~(ECHO|ICANON|ISIG);
- tty.c_cc[VMIN] = 1;
- tty.c_cc[VTIME] = 0;
- tcsetattr (master_fd, TCSAFLUSH, &tty);
+ /* Set raw attributes on the pty. */
+ cfmakeraw(&tty);
+ tcsetattr(slave_fd, TCSAFLUSH, &tty);
- fprintf(stderr, "char device redirected to %s\n", slave_name);
+ fprintf(stderr, "char device redirected to %s\n", ptsname(master_fd));
return qemu_chr_open_fd(master_fd, master_fd);
}
#ifndef _WIN32
if (is_unix) {
char path[109];
- strncpy(path, uaddr.sun_path, 108);
- path[108] = 0;
+ pstrcpy(path, sizeof(path), uaddr.sun_path);
unlink(path);
} else
#endif
} else
if (strstart(filename, "file:", &p)) {
return qemu_chr_open_win_file_out(p);
- }
+ } else
+#endif
+#ifdef CONFIG_BRLAPI
+ if (!strcmp(filename, "braille")) {
+ return chr_baum_init();
+ } else
#endif
{
return NULL;
vlan->nb_host_devs++;
if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
fd = strtol(buf, NULL, 0);
+ fcntl(fd, F_SETFL, O_NONBLOCK);
ret = -1;
if (net_tap_fd_init(vlan, fd))
ret = 0;
return max_bus;
}
+static void bdrv_format_print(void *opaque, const char *name)
+{
+ fprintf(stderr, " %s", name);
+}
+
static int drive_init(struct drive_opt *arg, int snapshot,
QEMUMachine *machine)
{
int bus_id, unit_id;
int cyls, heads, secs, translation;
BlockDriverState *bdrv;
+ BlockDriver *drv = NULL;
int max_devs;
int index;
int cache;
char *str = arg->opt;
char *params[] = { "bus", "unit", "if", "index", "cyls", "heads",
"secs", "trans", "media", "snapshot", "file",
- "cache", NULL };
+ "cache", "format", NULL };
if (check_params(buf, sizeof(buf), params, str) < 0) {
- fprintf(stderr, "qemu: unknowm parameter '%s' in '%s'\n",
+ fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n",
buf, str);
return -1;
}
}
if (get_param_value(buf, sizeof(buf), "if", str)) {
- strncpy(devname, buf, sizeof(devname));
+ pstrcpy(devname, sizeof(devname), buf);
if (!strcmp(buf, "ide")) {
type = IF_IDE;
max_devs = MAX_IDE_DEVS;
}
}
+ if (get_param_value(buf, sizeof(buf), "format", str)) {
+ if (strcmp(buf, "?") == 0) {
+ fprintf(stderr, "qemu: Supported formats:");
+ bdrv_iterate_format(bdrv_format_print, NULL);
+ fprintf(stderr, "\n");
+ return -1;
+ }
+ drv = bdrv_find_format(buf);
+ if (!drv) {
+ fprintf(stderr, "qemu: '%s' invalid format\n", buf);
+ return -1;
+ }
+ }
+
if (arg->file == NULL)
get_param_value(file, sizeof(file), "file", str);
else
bdrv_flags |= BDRV_O_SNAPSHOT;
if (!cache)
bdrv_flags |= BDRV_O_DIRECT;
- if (bdrv_open(bdrv, file, bdrv_flags) < 0 || qemu_key_check(bdrv, file)) {
+ if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0 || qemu_key_check(bdrv, file)) {
fprintf(stderr, "qemu: could not open disk image %s\n",
file);
return -1;
dev = usb_wacom_init();
} else if (strstart(devname, "serial:", &p)) {
dev = usb_serial_init(p);
+#ifdef CONFIG_BRLAPI
+ } else if (!strcmp(devname, "braille")) {
+ dev = usb_baum_init();
+#endif
} else {
return -1;
}
static SaveStateEntry *first_se;
+/* TODO: Individual devices generally have very little idea about the rest
+ of the system, so instance_id should be removed/replaced. */
int register_savevm(const char *idstr,
int instance_id,
int version_id,
if (!se)
return -1;
pstrcpy(se->idstr, sizeof(se->idstr), idstr);
- se->instance_id = instance_id;
+ se->instance_id = (instance_id == -1) ? 0 : instance_id;
se->version_id = version_id;
se->save_state = save_state;
se->load_state = load_state;
/* add at the end of list */
pse = &first_se;
- while (*pse != NULL)
+ while (*pse != NULL) {
+ if (instance_id == -1
+ && strcmp(se->idstr, (*pse)->idstr) == 0
+ && se->instance_id <= (*pse)->instance_id)
+ se->instance_id = (*pse)->instance_id + 1;
pse = &(*pse)->next;
+ }
*pse = se;
return 0;
}
qemu_put_be64(f, 0); /* total size */
for(se = first_se; se != NULL; se = se->next) {
+ if (se->save_state == NULL)
+ /* this one has a loader only, for backwards compatibility */
+ continue;
+
/* ID string */
len = strlen(se->idstr);
qemu_put_byte(f, len);
qemu_free(sn_tab);
}
-/***********************************************************/
-/* cpu save/restore */
-
-#if defined(TARGET_I386)
-
-static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
-{
- qemu_put_be32(f, dt->selector);
- qemu_put_betl(f, dt->base);
- qemu_put_be32(f, dt->limit);
- qemu_put_be32(f, dt->flags);
-}
-
-static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
-{
- dt->selector = qemu_get_be32(f);
- dt->base = qemu_get_betl(f);
- dt->limit = qemu_get_be32(f);
- dt->flags = qemu_get_be32(f);
-}
-
-void cpu_save(QEMUFile *f, void *opaque)
-{
- CPUState *env = opaque;
- uint16_t fptag, fpus, fpuc, fpregs_format;
- uint32_t hflags;
- int i;
-
- for(i = 0; i < CPU_NB_REGS; i++)
- qemu_put_betls(f, &env->regs[i]);
- qemu_put_betls(f, &env->eip);
- qemu_put_betls(f, &env->eflags);
- hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
- qemu_put_be32s(f, &hflags);
-
- /* FPU */
- fpuc = env->fpuc;
- fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
- fptag = 0;
- for(i = 0; i < 8; i++) {
- fptag |= ((!env->fptags[i]) << i);
- }
-
- qemu_put_be16s(f, &fpuc);
- qemu_put_be16s(f, &fpus);
- qemu_put_be16s(f, &fptag);
-
-#ifdef USE_X86LDOUBLE
- fpregs_format = 0;
-#else
- fpregs_format = 1;
-#endif
- qemu_put_be16s(f, &fpregs_format);
-
- for(i = 0; i < 8; i++) {
-#ifdef USE_X86LDOUBLE
- {
- uint64_t mant;
- uint16_t exp;
- /* we save the real CPU data (in case of MMX usage only 'mant'
- contains the MMX register */
- cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
- qemu_put_be64(f, mant);
- qemu_put_be16(f, exp);
- }
-#else
- /* if we use doubles for float emulation, we save the doubles to
- avoid losing information in case of MMX usage. It can give
- problems if the image is restored on a CPU where long
- doubles are used instead. */
- qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
-#endif
- }
-
- for(i = 0; i < 6; i++)
- cpu_put_seg(f, &env->segs[i]);
- cpu_put_seg(f, &env->ldt);
- cpu_put_seg(f, &env->tr);
- cpu_put_seg(f, &env->gdt);
- cpu_put_seg(f, &env->idt);
-
- qemu_put_be32s(f, &env->sysenter_cs);
- qemu_put_be32s(f, &env->sysenter_esp);
- qemu_put_be32s(f, &env->sysenter_eip);
-
- qemu_put_betls(f, &env->cr[0]);
- qemu_put_betls(f, &env->cr[2]);
- qemu_put_betls(f, &env->cr[3]);
- qemu_put_betls(f, &env->cr[4]);
-
- for(i = 0; i < 8; i++)
- qemu_put_betls(f, &env->dr[i]);
-
- /* MMU */
- qemu_put_be32s(f, &env->a20_mask);
-
- /* XMM */
- qemu_put_be32s(f, &env->mxcsr);
- for(i = 0; i < CPU_NB_REGS; i++) {
- qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
- qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
- }
-
-#ifdef TARGET_X86_64
- qemu_put_be64s(f, &env->efer);
- qemu_put_be64s(f, &env->star);
- qemu_put_be64s(f, &env->lstar);
- qemu_put_be64s(f, &env->cstar);
- qemu_put_be64s(f, &env->fmask);
- qemu_put_be64s(f, &env->kernelgsbase);
-#endif
- qemu_put_be32s(f, &env->smbase);
-}
-
-#ifdef USE_X86LDOUBLE
-/* XXX: add that in a FPU generic layer */
-union x86_longdouble {
- uint64_t mant;
- uint16_t exp;
-};
-
-#define MANTD1(fp) (fp & ((1LL << 52) - 1))
-#define EXPBIAS1 1023
-#define EXPD1(fp) ((fp >> 52) & 0x7FF)
-#define SIGND1(fp) ((fp >> 32) & 0x80000000)
-
-static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
-{
- int e;
- /* mantissa */
- p->mant = (MANTD1(temp) << 11) | (1LL << 63);
- /* exponent + sign */
- e = EXPD1(temp) - EXPBIAS1 + 16383;
- e |= SIGND1(temp) >> 16;
- p->exp = e;
-}
-#endif
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- CPUState *env = opaque;
- int i, guess_mmx;
- uint32_t hflags;
- uint16_t fpus, fpuc, fptag, fpregs_format;
-
- if (version_id != 3 && version_id != 4)
- return -EINVAL;
- for(i = 0; i < CPU_NB_REGS; i++)
- qemu_get_betls(f, &env->regs[i]);
- qemu_get_betls(f, &env->eip);
- qemu_get_betls(f, &env->eflags);
- qemu_get_be32s(f, &hflags);
-
- qemu_get_be16s(f, &fpuc);
- qemu_get_be16s(f, &fpus);
- qemu_get_be16s(f, &fptag);
- qemu_get_be16s(f, &fpregs_format);
-
- /* NOTE: we cannot always restore the FPU state if the image come
- from a host with a different 'USE_X86LDOUBLE' define. We guess
- if we are in an MMX state to restore correctly in that case. */
- guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
- for(i = 0; i < 8; i++) {
- uint64_t mant;
- uint16_t exp;
-
- switch(fpregs_format) {
- case 0:
- mant = qemu_get_be64(f);
- exp = qemu_get_be16(f);
-#ifdef USE_X86LDOUBLE
- env->fpregs[i].d = cpu_set_fp80(mant, exp);
-#else
- /* difficult case */
- if (guess_mmx)
- env->fpregs[i].mmx.MMX_Q(0) = mant;
- else
- env->fpregs[i].d = cpu_set_fp80(mant, exp);
-#endif
- break;
- case 1:
- mant = qemu_get_be64(f);
-#ifdef USE_X86LDOUBLE
- {
- union x86_longdouble *p;
- /* difficult case */
- p = (void *)&env->fpregs[i];
- if (guess_mmx) {
- p->mant = mant;
- p->exp = 0xffff;
- } else {
- fp64_to_fp80(p, mant);
- }
- }
-#else
- env->fpregs[i].mmx.MMX_Q(0) = mant;
-#endif
- break;
- default:
- return -EINVAL;
- }
- }
-
- env->fpuc = fpuc;
- /* XXX: restore FPU round state */
- env->fpstt = (fpus >> 11) & 7;
- env->fpus = fpus & ~0x3800;
- fptag ^= 0xff;
- for(i = 0; i < 8; i++) {
- env->fptags[i] = (fptag >> i) & 1;
- }
-
- for(i = 0; i < 6; i++)
- cpu_get_seg(f, &env->segs[i]);
- cpu_get_seg(f, &env->ldt);
- cpu_get_seg(f, &env->tr);
- cpu_get_seg(f, &env->gdt);
- cpu_get_seg(f, &env->idt);
-
- qemu_get_be32s(f, &env->sysenter_cs);
- qemu_get_be32s(f, &env->sysenter_esp);
- qemu_get_be32s(f, &env->sysenter_eip);
-
- qemu_get_betls(f, &env->cr[0]);
- qemu_get_betls(f, &env->cr[2]);
- qemu_get_betls(f, &env->cr[3]);
- qemu_get_betls(f, &env->cr[4]);
-
- for(i = 0; i < 8; i++)
- qemu_get_betls(f, &env->dr[i]);
-
- /* MMU */
- qemu_get_be32s(f, &env->a20_mask);
-
- qemu_get_be32s(f, &env->mxcsr);
- for(i = 0; i < CPU_NB_REGS; i++) {
- qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
- qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
- }
-
-#ifdef TARGET_X86_64
- qemu_get_be64s(f, &env->efer);
- qemu_get_be64s(f, &env->star);
- qemu_get_be64s(f, &env->lstar);
- qemu_get_be64s(f, &env->cstar);
- qemu_get_be64s(f, &env->fmask);
- qemu_get_be64s(f, &env->kernelgsbase);
-#endif
- if (version_id >= 4)
- qemu_get_be32s(f, &env->smbase);
-
- /* XXX: compute hflags from scratch, except for CPL and IIF */
- env->hflags = hflags;
- tlb_flush(env, 1);
- return 0;
-}
-
-#elif defined(TARGET_PPC)
-void cpu_save(QEMUFile *f, void *opaque)
-{
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- return 0;
-}
-
-#elif defined(TARGET_MIPS)
-void cpu_save(QEMUFile *f, void *opaque)
-{
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- return 0;
-}
-
-#elif defined(TARGET_SPARC)
-void cpu_save(QEMUFile *f, void *opaque)
-{
- CPUState *env = opaque;
- int i;
- uint32_t tmp;
-
- for(i = 0; i < 8; i++)
- qemu_put_betls(f, &env->gregs[i]);
- for(i = 0; i < NWINDOWS * 16; i++)
- qemu_put_betls(f, &env->regbase[i]);
-
- /* FPU */
- for(i = 0; i < TARGET_FPREGS; i++) {
- union {
- float32 f;
- uint32_t i;
- } u;
- u.f = env->fpr[i];
- qemu_put_be32(f, u.i);
- }
-
- qemu_put_betls(f, &env->pc);
- qemu_put_betls(f, &env->npc);
- qemu_put_betls(f, &env->y);
- tmp = GET_PSR(env);
- qemu_put_be32(f, tmp);
- qemu_put_betls(f, &env->fsr);
- qemu_put_betls(f, &env->tbr);
-#ifndef TARGET_SPARC64
- qemu_put_be32s(f, &env->wim);
- /* MMU */
- for(i = 0; i < 16; i++)
- qemu_put_be32s(f, &env->mmuregs[i]);
-#endif
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- CPUState *env = opaque;
- int i;
- uint32_t tmp;
-
- for(i = 0; i < 8; i++)
- qemu_get_betls(f, &env->gregs[i]);
- for(i = 0; i < NWINDOWS * 16; i++)
- qemu_get_betls(f, &env->regbase[i]);
-
- /* FPU */
- for(i = 0; i < TARGET_FPREGS; i++) {
- union {
- float32 f;
- uint32_t i;
- } u;
- u.i = qemu_get_be32(f);
- env->fpr[i] = u.f;
- }
-
- qemu_get_betls(f, &env->pc);
- qemu_get_betls(f, &env->npc);
- qemu_get_betls(f, &env->y);
- tmp = qemu_get_be32(f);
- env->cwp = 0; /* needed to ensure that the wrapping registers are
- correctly updated */
- PUT_PSR(env, tmp);
- qemu_get_betls(f, &env->fsr);
- qemu_get_betls(f, &env->tbr);
-#ifndef TARGET_SPARC64
- qemu_get_be32s(f, &env->wim);
- /* MMU */
- for(i = 0; i < 16; i++)
- qemu_get_be32s(f, &env->mmuregs[i]);
-#endif
- tlb_flush(env, 1);
- return 0;
-}
-
-#elif defined(TARGET_ARM)
-
-void cpu_save(QEMUFile *f, void *opaque)
-{
- int i;
- CPUARMState *env = (CPUARMState *)opaque;
-
- for (i = 0; i < 16; i++) {
- qemu_put_be32(f, env->regs[i]);
- }
- qemu_put_be32(f, cpsr_read(env));
- qemu_put_be32(f, env->spsr);
- for (i = 0; i < 6; i++) {
- qemu_put_be32(f, env->banked_spsr[i]);
- qemu_put_be32(f, env->banked_r13[i]);
- qemu_put_be32(f, env->banked_r14[i]);
- }
- for (i = 0; i < 5; i++) {
- qemu_put_be32(f, env->usr_regs[i]);
- qemu_put_be32(f, env->fiq_regs[i]);
- }
- qemu_put_be32(f, env->cp15.c0_cpuid);
- qemu_put_be32(f, env->cp15.c0_cachetype);
- qemu_put_be32(f, env->cp15.c1_sys);
- qemu_put_be32(f, env->cp15.c1_coproc);
- qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
- qemu_put_be32(f, env->cp15.c2_base0);
- qemu_put_be32(f, env->cp15.c2_base1);
- qemu_put_be32(f, env->cp15.c2_mask);
- qemu_put_be32(f, env->cp15.c2_data);
- qemu_put_be32(f, env->cp15.c2_insn);
- qemu_put_be32(f, env->cp15.c3);
- qemu_put_be32(f, env->cp15.c5_insn);
- qemu_put_be32(f, env->cp15.c5_data);
- for (i = 0; i < 8; i++) {
- qemu_put_be32(f, env->cp15.c6_region[i]);
- }
- qemu_put_be32(f, env->cp15.c6_insn);
- qemu_put_be32(f, env->cp15.c6_data);
- qemu_put_be32(f, env->cp15.c9_insn);
- qemu_put_be32(f, env->cp15.c9_data);
- qemu_put_be32(f, env->cp15.c13_fcse);
- qemu_put_be32(f, env->cp15.c13_context);
- qemu_put_be32(f, env->cp15.c13_tls1);
- qemu_put_be32(f, env->cp15.c13_tls2);
- qemu_put_be32(f, env->cp15.c13_tls3);
- qemu_put_be32(f, env->cp15.c15_cpar);
-
- qemu_put_be32(f, env->features);
-
- if (arm_feature(env, ARM_FEATURE_VFP)) {
- for (i = 0; i < 16; i++) {
- CPU_DoubleU u;
- u.d = env->vfp.regs[i];
- qemu_put_be32(f, u.l.upper);
- qemu_put_be32(f, u.l.lower);
- }
- for (i = 0; i < 16; i++) {
- qemu_put_be32(f, env->vfp.xregs[i]);
- }
-
- /* TODO: Should use proper FPSCR access functions. */
- qemu_put_be32(f, env->vfp.vec_len);
- qemu_put_be32(f, env->vfp.vec_stride);
-
- if (arm_feature(env, ARM_FEATURE_VFP3)) {
- for (i = 16; i < 32; i++) {
- CPU_DoubleU u;
- u.d = env->vfp.regs[i];
- qemu_put_be32(f, u.l.upper);
- qemu_put_be32(f, u.l.lower);
- }
- }
- }
-
- if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
- for (i = 0; i < 16; i++) {
- qemu_put_be64(f, env->iwmmxt.regs[i]);
- }
- for (i = 0; i < 16; i++) {
- qemu_put_be32(f, env->iwmmxt.cregs[i]);
- }
- }
-
- if (arm_feature(env, ARM_FEATURE_M)) {
- qemu_put_be32(f, env->v7m.other_sp);
- qemu_put_be32(f, env->v7m.vecbase);
- qemu_put_be32(f, env->v7m.basepri);
- qemu_put_be32(f, env->v7m.control);
- qemu_put_be32(f, env->v7m.current_sp);
- qemu_put_be32(f, env->v7m.exception);
- }
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- CPUARMState *env = (CPUARMState *)opaque;
- int i;
-
- if (version_id != ARM_CPU_SAVE_VERSION)
- return -EINVAL;
-
- for (i = 0; i < 16; i++) {
- env->regs[i] = qemu_get_be32(f);
- }
- cpsr_write(env, qemu_get_be32(f), 0xffffffff);
- env->spsr = qemu_get_be32(f);
- for (i = 0; i < 6; i++) {
- env->banked_spsr[i] = qemu_get_be32(f);
- env->banked_r13[i] = qemu_get_be32(f);
- env->banked_r14[i] = qemu_get_be32(f);
- }
- for (i = 0; i < 5; i++) {
- env->usr_regs[i] = qemu_get_be32(f);
- env->fiq_regs[i] = qemu_get_be32(f);
- }
- env->cp15.c0_cpuid = qemu_get_be32(f);
- env->cp15.c0_cachetype = qemu_get_be32(f);
- env->cp15.c1_sys = qemu_get_be32(f);
- env->cp15.c1_coproc = qemu_get_be32(f);
- env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
- env->cp15.c2_base0 = qemu_get_be32(f);
- env->cp15.c2_base1 = qemu_get_be32(f);
- env->cp15.c2_mask = qemu_get_be32(f);
- env->cp15.c2_data = qemu_get_be32(f);
- env->cp15.c2_insn = qemu_get_be32(f);
- env->cp15.c3 = qemu_get_be32(f);
- env->cp15.c5_insn = qemu_get_be32(f);
- env->cp15.c5_data = qemu_get_be32(f);
- for (i = 0; i < 8; i++) {
- env->cp15.c6_region[i] = qemu_get_be32(f);
- }
- env->cp15.c6_insn = qemu_get_be32(f);
- env->cp15.c6_data = qemu_get_be32(f);
- env->cp15.c9_insn = qemu_get_be32(f);
- env->cp15.c9_data = qemu_get_be32(f);
- env->cp15.c13_fcse = qemu_get_be32(f);
- env->cp15.c13_context = qemu_get_be32(f);
- env->cp15.c13_tls1 = qemu_get_be32(f);
- env->cp15.c13_tls2 = qemu_get_be32(f);
- env->cp15.c13_tls3 = qemu_get_be32(f);
- env->cp15.c15_cpar = qemu_get_be32(f);
-
- env->features = qemu_get_be32(f);
-
- if (arm_feature(env, ARM_FEATURE_VFP)) {
- for (i = 0; i < 16; i++) {
- CPU_DoubleU u;
- u.l.upper = qemu_get_be32(f);
- u.l.lower = qemu_get_be32(f);
- env->vfp.regs[i] = u.d;
- }
- for (i = 0; i < 16; i++) {
- env->vfp.xregs[i] = qemu_get_be32(f);
- }
-
- /* TODO: Should use proper FPSCR access functions. */
- env->vfp.vec_len = qemu_get_be32(f);
- env->vfp.vec_stride = qemu_get_be32(f);
-
- if (arm_feature(env, ARM_FEATURE_VFP3)) {
- for (i = 0; i < 16; i++) {
- CPU_DoubleU u;
- u.l.upper = qemu_get_be32(f);
- u.l.lower = qemu_get_be32(f);
- env->vfp.regs[i] = u.d;
- }
- }
- }
-
- if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
- for (i = 0; i < 16; i++) {
- env->iwmmxt.regs[i] = qemu_get_be64(f);
- }
- for (i = 0; i < 16; i++) {
- env->iwmmxt.cregs[i] = qemu_get_be32(f);
- }
- }
-
- if (arm_feature(env, ARM_FEATURE_M)) {
- env->v7m.other_sp = qemu_get_be32(f);
- env->v7m.vecbase = qemu_get_be32(f);
- env->v7m.basepri = qemu_get_be32(f);
- env->v7m.control = qemu_get_be32(f);
- env->v7m.current_sp = qemu_get_be32(f);
- env->v7m.exception = qemu_get_be32(f);
- }
-
- return 0;
-}
-
-#else
-
-//#warning No CPU save/restore functions
-
-#endif
-
/***********************************************************/
/* ram save/restore */
static int ram_load_v1(QEMUFile *f, void *opaque)
{
- int i, ret;
+ int ret;
+ ram_addr_t i;
if (qemu_get_be32(f) != phys_ram_size)
return -EINVAL;
static void ram_save(QEMUFile *f, void *opaque)
{
- int i;
+ ram_addr_t i;
RamCompressState s1, *s = &s1;
uint8_t buf[10];
{
RamDecompressState s1, *s = &s1;
uint8_t buf[10];
- int i;
+ ram_addr_t i;
if (version_id == 1)
return ram_load_v1(f, opaque);
}
if (buf[0] == 0) {
if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
- fprintf(stderr, "Error while reading ram block address=0x%08x", i);
+ fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i);
goto error;
}
} else
{
DisplayState *ds = opaque;
ds->dpy_refresh(ds);
- qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
+ qemu_mod_timer(ds->gui_timer,
+ (ds->gui_timer_interval ?
+ ds->gui_timer_interval :
+ GUI_REFRESH_INTERVAL)
+ + qemu_get_clock(rt_clock));
}
struct vm_change_state_entry {
static int shutdown_requested;
static int powerdown_requested;
+int qemu_shutdown_requested(void)
+{
+ int r = shutdown_requested;
+ shutdown_requested = 0;
+ return r;
+}
+
+int qemu_reset_requested(void)
+{
+ int r = reset_requested;
+ reset_requested = 0;
+ return r;
+}
+
+int qemu_powerdown_requested(void)
+{
+ int r = powerdown_requested;
+ powerdown_requested = 0;
+ return r;
+}
+
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
{
QEMUResetEntry **pre, *re;
*pre = re;
}
-static void qemu_system_reset(void)
+void qemu_system_reset(void)
{
QEMUResetEntry *re;
qemu_aio_poll();
if (vm_running) {
+ if (likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER)))
qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
qemu_get_clock(vm_clock));
/* run dma transfers, if any */
#ifdef CONFIG_PROFILER
ti = profile_getclock();
#endif
+ if (use_icount) {
+ int64_t count;
+ int decr;
+ qemu_icount -= (env->icount_decr.u16.low + env->icount_extra);
+ env->icount_decr.u16.low = 0;
+ env->icount_extra = 0;
+ count = qemu_next_deadline();
+ count = (count + (1 << icount_time_shift) - 1)
+ >> icount_time_shift;
+ qemu_icount += count;
+ decr = (count > 0xffff) ? 0xffff : count;
+ count -= decr;
+ env->icount_decr.u16.low = decr;
+ env->icount_extra = count;
+ }
ret = cpu_exec(env);
#ifdef CONFIG_PROFILER
qemu_time += profile_getclock() - ti;
#endif
+ if (use_icount) {
+ /* Fold pending instructions back into the
+ instruction counter, and clear the interrupt flag. */
+ qemu_icount -= (env->icount_decr.u16.low
+ + env->icount_extra);
+ env->icount_decr.u32 = 0;
+ env->icount_extra = 0;
+ }
next_cpu = env->next_cpu ?: first_cpu;
- if (event_pending) {
+ if (event_pending && likely(ret != EXCP_DEBUG)) {
ret = EXCP_INTERRUPT;
event_pending = 0;
break;
if (shutdown_requested) {
ret = EXCP_INTERRUPT;
- break;
+ if (no_shutdown) {
+ vm_stop(0);
+ no_shutdown = 0;
+ }
+ else
+ break;
}
if (reset_requested) {
reset_requested = 0;
qemu_system_powerdown();
ret = EXCP_INTERRUPT;
}
- if (ret == EXCP_DEBUG) {
+ if (unlikely(ret == EXCP_DEBUG)) {
vm_stop(EXCP_DEBUG);
}
/* If all cpus are halted then wait until the next IRQ */
/* XXX: use timeout computed from timers */
- if (ret == EXCP_HALTED)
- timeout = 10;
- else
+ if (ret == EXCP_HALTED) {
+ if (use_icount) {
+ int64_t add;
+ int64_t delta;
+ /* Advance virtual time to the next event. */
+ if (use_icount == 1) {
+ /* When not using an adaptive execution frequency
+ we tend to get badly out of sync with real time,
+ so just delay for a reasonable amount of time. */
+ delta = 0;
+ } else {
+ delta = cpu_get_icount() - cpu_get_clock();
+ }
+ if (delta > 0) {
+ /* If virtual time is ahead of real time then just
+ wait for IO. */
+ timeout = (delta / 1000000) + 1;
+ } else {
+ /* Wait for either IO to occur or the next
+ timer event. */
+ add = qemu_next_deadline();
+ /* We advance the timer before checking for IO.
+ Limit the amount we advance so that early IO
+ activity won't get the guest too far ahead. */
+ if (add > 10000000)
+ add = 10000000;
+ delta += add;
+ add = (add + (1 << icount_time_shift) - 1)
+ >> icount_time_shift;
+ qemu_icount += add;
+ timeout = delta / 1000000;
+ if (timeout < 0)
+ timeout = 0;
+ }
+ } else {
+ timeout = 10;
+ }
+ } else {
timeout = 0;
+ }
} else {
timeout = 10;
}
"-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
"-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
"-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
- "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][index=i]\n"
- " [,cyls=c,heads=h,secs=s[,trans=t]][snapshot=on|off]"
- " [,cache=on|off]\n"
+ "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i]\n"
+ " [,cyls=c,heads=h,secs=s[,trans=t]][,snapshot=on|off]\n"
+ " [,cache=on|off][,format=f]\n"
" use 'file' as a drive image\n"
"-mtdblock file use 'file' as on-board Flash memory image\n"
"-sd file use 'file' as SecureDigital card image\n"
"-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
" (default is CL-GD5446 PCI VGA)\n"
"-no-acpi disable ACPI\n"
+#endif
+#ifdef CONFIG_CURSES
+ "-curses use a curses/ncurses interface instead of SDL\n"
#endif
"-no-reboot exit instead of rebooting\n"
- "-loadvm file start right away with a saved state (loadvm in monitor)\n"
+ "-no-shutdown stop before shutdown\n"
+ "-loadvm [tag|id] start right away with a saved state (loadvm in monitor)\n"
"-vnc display start a VNC server on display\n"
#ifndef _WIN32
"-daemonize daemonize QEMU after initializing\n"
"-prom-env variable=value set OpenBIOS nvram variables\n"
#endif
"-clock force the use of the given methods for timer alarm.\n"
- " To see what timers are available use -clock help\n"
+ " To see what timers are available use -clock ?\n"
"-startdate select initial date of the clock\n"
+ "-icount [N|auto]\n"
+ " Enable virtual instruction counter with 2^N clock ticks per instruction\n"
"\n"
"During emulation, the following keys are useful:\n"
"ctrl-alt-f toggle full screen\n"
QEMU_OPTION_hdachs,
QEMU_OPTION_L,
QEMU_OPTION_bios,
- QEMU_OPTION_no_code_copy,
QEMU_OPTION_k,
QEMU_OPTION_localtime,
QEMU_OPTION_cirrusvga,
QEMU_OPTION_smp,
QEMU_OPTION_vnc,
QEMU_OPTION_no_acpi,
+ QEMU_OPTION_curses,
QEMU_OPTION_no_reboot,
+ QEMU_OPTION_no_shutdown,
QEMU_OPTION_show_cursor,
QEMU_OPTION_daemonize,
QEMU_OPTION_option_rom,
QEMU_OPTION_old_param,
QEMU_OPTION_clock,
QEMU_OPTION_startdate,
+ QEMU_OPTION_tb_size,
+ QEMU_OPTION_icount,
};
typedef struct QEMUOption {
{ "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
{ "L", HAS_ARG, QEMU_OPTION_L },
{ "bios", HAS_ARG, QEMU_OPTION_bios },
- { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
#ifdef USE_KQEMU
{ "no-kqemu", 0, QEMU_OPTION_no_kqemu },
{ "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
{ "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
{ "smp", HAS_ARG, QEMU_OPTION_smp },
{ "vnc", HAS_ARG, QEMU_OPTION_vnc },
+#ifdef CONFIG_CURSES
+ { "curses", 0, QEMU_OPTION_curses },
+#endif
/* temporary options */
{ "usb", 0, QEMU_OPTION_usb },
{ "vmwarevga", 0, QEMU_OPTION_vmsvga },
{ "no-acpi", 0, QEMU_OPTION_no_acpi },
{ "no-reboot", 0, QEMU_OPTION_no_reboot },
+ { "no-shutdown", 0, QEMU_OPTION_no_shutdown },
{ "show-cursor", 0, QEMU_OPTION_show_cursor },
{ "daemonize", 0, QEMU_OPTION_daemonize },
{ "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
#endif
{ "clock", HAS_ARG, QEMU_OPTION_clock },
{ "startdate", HAS_ARG, QEMU_OPTION_startdate },
+ { "tb-size", HAS_ARG, QEMU_OPTION_tb_size },
+ { "icount", HAS_ARG, QEMU_OPTION_icount },
{ NULL },
};
}
}
-/* XXX: currently we cannot use simultaneously different CPUs */
-static void register_machines(void)
-{
-#if defined(TARGET_I386)
- qemu_register_machine(&pc_machine);
- qemu_register_machine(&isapc_machine);
-#elif defined(TARGET_PPC)
- qemu_register_machine(&heathrow_machine);
- qemu_register_machine(&core99_machine);
- qemu_register_machine(&prep_machine);
- qemu_register_machine(&ref405ep_machine);
- qemu_register_machine(&taihu_machine);
-#elif defined(TARGET_MIPS)
- qemu_register_machine(&mips_machine);
- qemu_register_machine(&mips_malta_machine);
- qemu_register_machine(&mips_pica61_machine);
- qemu_register_machine(&mips_mipssim_machine);
-#elif defined(TARGET_SPARC)
-#ifdef TARGET_SPARC64
- qemu_register_machine(&sun4u_machine);
-#else
- qemu_register_machine(&ss5_machine);
- qemu_register_machine(&ss10_machine);
- qemu_register_machine(&ss600mp_machine);
- qemu_register_machine(&ss20_machine);
- qemu_register_machine(&ss2_machine);
- qemu_register_machine(&ss1000_machine);
- qemu_register_machine(&ss2000_machine);
-#endif
-#elif defined(TARGET_ARM)
- qemu_register_machine(&integratorcp_machine);
- qemu_register_machine(&versatilepb_machine);
- qemu_register_machine(&versatileab_machine);
- qemu_register_machine(&realview_machine);
- qemu_register_machine(&akitapda_machine);
- qemu_register_machine(&spitzpda_machine);
- qemu_register_machine(&borzoipda_machine);
- qemu_register_machine(&terrierpda_machine);
- qemu_register_machine(&palmte_machine);
- qemu_register_machine(&lm3s811evb_machine);
- qemu_register_machine(&lm3s6965evb_machine);
- qemu_register_machine(&connex_machine);
- qemu_register_machine(&verdex_machine);
- qemu_register_machine(&mainstone2_machine);
-#elif defined(TARGET_SH4)
- qemu_register_machine(&shix_machine);
- qemu_register_machine(&r2d_machine);
-#elif defined(TARGET_ALPHA)
- /* XXX: TODO */
-#elif defined(TARGET_M68K)
- qemu_register_machine(&mcf5208evb_machine);
- qemu_register_machine(&an5206_machine);
- qemu_register_machine(&dummy_m68k_machine);
-#elif defined(TARGET_CRIS)
- qemu_register_machine(&bareetraxfs_machine);
-#else
-#error unsupported CPU
-#endif
-}
-
#ifdef HAS_AUDIO
struct soundhw soundhw[] = {
#ifdef HAS_AUDIO_CHOICE
-#ifdef TARGET_I386
+#if defined(TARGET_I386) || defined(TARGET_MIPS)
{
"pcspk",
"PC speaker",
{ .init_isa = SB16_init }
},
+#ifdef CONFIG_CS4231A
+ {
+ "cs4231a",
+ "CS4231A",
+ 0,
+ 1,
+ { .init_isa = cs4231a_init }
+ },
+#endif
+
#ifdef CONFIG_ADLIB
{
"adlib",
const char *boot_devices = "";
DisplayState *ds = &display_state;
int cyls, heads, secs, translation;
- char net_clients[MAX_NET_CLIENTS][256];
+ const char *net_clients[MAX_NET_CLIENTS];
int nb_net_clients;
int hda_index;
int optind;
const char *r, *optarg;
CharDriverState *monitor_hd;
- char monitor_device[128];
- char serial_devices[MAX_SERIAL_PORTS][128];
+ const char *monitor_device;
+ const char *serial_devices[MAX_SERIAL_PORTS];
int serial_device_index;
- char parallel_devices[MAX_PARALLEL_PORTS][128];
+ const char *parallel_devices[MAX_PARALLEL_PORTS];
int parallel_device_index;
const char *loadvm = NULL;
QEMUMachine *machine;
const char *cpu_model;
- char usb_devices[MAX_USB_CMDLINE][128];
+ const char *usb_devices[MAX_USB_CMDLINE];
int usb_devices_index;
int fds[2];
+ int tb_size;
const char *pid_file = NULL;
VLANState *vlan;
machine = first_machine;
cpu_model = NULL;
initrd_filename = NULL;
- ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
+ ram_size = 0;
vga_ram_size = VGA_RAM_SIZE;
#ifdef CONFIG_GDBSTUB
use_gdbstub = 0;
#endif
snapshot = 0;
nographic = 0;
+ curses = 0;
kernel_filename = NULL;
kernel_cmdline = "";
cyls = heads = secs = 0;
translation = BIOS_ATA_TRANSLATION_AUTO;
- pstrcpy(monitor_device, sizeof(monitor_device), "vc");
+ monitor_device = "vc";
- pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
+ serial_devices[0] = "vc:80Cx24C";
for(i = 1; i < MAX_SERIAL_PORTS; i++)
- serial_devices[i][0] = '\0';
+ serial_devices[i] = NULL;
serial_device_index = 0;
- pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
+ parallel_devices[0] = "vc:640x480";
for(i = 1; i < MAX_PARALLEL_PORTS; i++)
- parallel_devices[i][0] = '\0';
+ parallel_devices[i] = NULL;
parallel_device_index = 0;
usb_devices_index = 0;
hda_index = -1;
nb_nics = 0;
- /* default mac address of the first network interface */
+ tb_size = 0;
+
optind = 1;
for(;;) {
if (optind >= argc)
}
break;
case QEMU_OPTION_nographic:
- pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
- pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
- pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
+ serial_devices[0] = "stdio";
+ parallel_devices[0] = "null";
+ monitor_device = "stdio";
nographic = 1;
break;
+#ifdef CONFIG_CURSES
+ case QEMU_OPTION_curses:
+ curses = 1;
+ break;
+#endif
case QEMU_OPTION_portrait:
graphic_rotate = 1;
break;
fd_bootchk = 0;
break;
#endif
- case QEMU_OPTION_no_code_copy:
- code_copy_enabled = 0;
- break;
case QEMU_OPTION_net:
if (nb_net_clients >= MAX_NET_CLIENTS) {
fprintf(stderr, "qemu: too many network clients\n");
exit(1);
}
- pstrcpy(net_clients[nb_net_clients],
- sizeof(net_clients[0]),
- optarg);
+ net_clients[nb_net_clients] = optarg;
nb_net_clients++;
break;
#ifdef CONFIG_SLIRP
case QEMU_OPTION_h:
help(0);
break;
- case QEMU_OPTION_m:
- ram_size = atoi(optarg) * 1024 * 1024;
- if (ram_size <= 0)
- help(1);
- if (ram_size > PHYS_RAM_MAX_SIZE) {
- fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
- PHYS_RAM_MAX_SIZE / (1024 * 1024));
+ case QEMU_OPTION_m: {
+ uint64_t value;
+ char *ptr;
+
+ value = strtoul(optarg, &ptr, 10);
+ switch (*ptr) {
+ case 0: case 'M': case 'm':
+ value <<= 20;
+ break;
+ case 'G': case 'g':
+ value <<= 30;
+ break;
+ default:
+ fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
exit(1);
}
+
+ /* On 32-bit hosts, QEMU is limited by virtual address space */
+ if (value > (2047 << 20)
+#ifndef USE_KQEMU
+ && HOST_LONG_BITS == 32
+#endif
+ ) {
+ fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
+ exit(1);
+ }
+ if (value != (uint64_t)(ram_addr_t)value) {
+ fprintf(stderr, "qemu: ram size too large\n");
+ exit(1);
+ }
+ ram_size = value;
break;
+ }
case QEMU_OPTION_d:
{
int mask;
break;
}
case QEMU_OPTION_monitor:
- pstrcpy(monitor_device, sizeof(monitor_device), optarg);
+ monitor_device = optarg;
break;
case QEMU_OPTION_serial:
if (serial_device_index >= MAX_SERIAL_PORTS) {
fprintf(stderr, "qemu: too many serial ports\n");
exit(1);
}
- pstrcpy(serial_devices[serial_device_index],
- sizeof(serial_devices[0]), optarg);
+ serial_devices[serial_device_index] = optarg;
serial_device_index++;
break;
case QEMU_OPTION_parallel:
fprintf(stderr, "qemu: too many parallel ports\n");
exit(1);
}
- pstrcpy(parallel_devices[parallel_device_index],
- sizeof(parallel_devices[0]), optarg);
+ parallel_devices[parallel_device_index] = optarg;
parallel_device_index++;
break;
case QEMU_OPTION_loadvm:
fprintf(stderr, "Too many USB devices\n");
exit(1);
}
- pstrcpy(usb_devices[usb_devices_index],
- sizeof(usb_devices[usb_devices_index]),
- optarg);
+ usb_devices[usb_devices_index] = optarg;
usb_devices_index++;
break;
case QEMU_OPTION_smp:
case QEMU_OPTION_no_reboot:
no_reboot = 1;
break;
+ case QEMU_OPTION_no_shutdown:
+ no_shutdown = 1;
+ break;
case QEMU_OPTION_show_cursor:
cursor_hide = 0;
break;
case QEMU_OPTION_startdate:
{
struct tm tm;
+ time_t rtc_start_date;
if (!strcmp(optarg, "now")) {
- rtc_start_date = -1;
+ rtc_date_offset = -1;
} else {
if (sscanf(optarg, "%d-%d-%dT%d:%d:%d",
&tm.tm_year,
"'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
exit(1);
}
+ rtc_date_offset = time(NULL) - rtc_start_date;
}
}
break;
+ case QEMU_OPTION_tb_size:
+ tb_size = strtol(optarg, NULL, 0);
+ if (tb_size < 0)
+ tb_size = 0;
+ break;
+ case QEMU_OPTION_icount:
+ use_icount = 1;
+ if (strcmp(optarg, "auto") == 0) {
+ icount_time_shift = -1;
+ } else {
+ icount_time_shift = strtol(optarg, NULL, 0);
+ }
+ break;
}
}
}
nb_drives_opt == 0)
help(1);
+ if (!linux_boot && *kernel_cmdline != '\0') {
+ fprintf(stderr, "-append only allowed with -kernel option\n");
+ exit(1);
+ }
+
+ if (!linux_boot && initrd_filename != NULL) {
+ fprintf(stderr, "-initrd only allowed with -kernel option\n");
+ exit(1);
+ }
+
/* boot to floppy or the default cd if no hard disk defined yet */
if (!boot_devices[0]) {
boot_devices = "cad";
init_timers();
init_timer_alarm();
qemu_aio_init();
+ if (use_icount && icount_time_shift < 0) {
+ use_icount = 2;
+ /* 125MIPS seems a reasonable initial guess at the guest speed.
+ It will be corrected fairly quickly anyway. */
+ icount_time_shift = 3;
+ init_icount_adjust();
+ }
#ifdef _WIN32
socket_init();
/* init network clients */
if (nb_net_clients == 0) {
/* if no clients, we use a default config */
- pstrcpy(net_clients[0], sizeof(net_clients[0]),
- "nic");
- pstrcpy(net_clients[1], sizeof(net_clients[0]),
- "user");
+ net_clients[0] = "nic";
+ net_clients[1] = "user";
nb_net_clients = 2;
}
#endif
/* init the memory */
- phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
+ phys_ram_size = machine->ram_require & ~RAMSIZE_FIXED;
+
+ if (machine->ram_require & RAMSIZE_FIXED) {
+ if (ram_size > 0) {
+ if (ram_size < phys_ram_size) {
+ fprintf(stderr, "Machine `%s' requires %llu bytes of memory\n",
+ machine->name, (unsigned long long) phys_ram_size);
+ exit(-1);
+ }
+
+ phys_ram_size = ram_size;
+ } else
+ ram_size = phys_ram_size;
+ } else {
+ if (ram_size == 0)
+ ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
+
+ phys_ram_size += ram_size;
+ }
phys_ram_base = qemu_vmalloc(phys_ram_size);
if (!phys_ram_base) {
exit(1);
}
+ /* init the dynamic translator */
+ cpu_exec_init_all(tb_size * 1024 * 1024);
+
bdrv_init();
/* we always create the cdrom drive, even if no disk is there */
/* terminal init */
memset(&display_state, 0, sizeof(display_state));
if (nographic) {
+ if (curses) {
+ fprintf(stderr, "fatal: -nographic can't be used with -curses\n");
+ exit(1);
+ }
/* nearly nothing to do */
dumb_display_init(ds);
} else if (vnc_display != NULL) {
vnc_display_init(ds);
if (vnc_display_open(ds, vnc_display) < 0)
exit(1);
- } else {
+ } else
+#if defined(CONFIG_CURSES)
+ if (curses) {
+ curses_display_init(ds, full_screen);
+ } else
+#endif
+ {
#if defined(CONFIG_SDL)
sdl_display_init(ds, full_screen, no_frame);
#elif defined(CONFIG_COCOA)
/* Maintain compatibility with multiple stdio monitors */
if (!strcmp(monitor_device,"stdio")) {
for (i = 0; i < MAX_SERIAL_PORTS; i++) {
- if (!strcmp(serial_devices[i],"mon:stdio")) {
- monitor_device[0] = '\0';
+ const char *devname = serial_devices[i];
+ if (devname && !strcmp(devname,"mon:stdio")) {
+ monitor_device = NULL;
break;
- } else if (!strcmp(serial_devices[i],"stdio")) {
- monitor_device[0] = '\0';
- pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
+ } else if (devname && !strcmp(devname,"stdio")) {
+ monitor_device = NULL;
+ serial_devices[i] = "mon:stdio";
break;
}
}
}
- if (monitor_device[0] != '\0') {
+ if (monitor_device) {
monitor_hd = qemu_chr_open(monitor_device);
if (!monitor_hd) {
fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
for(i = 0; i < MAX_SERIAL_PORTS; i++) {
const char *devname = serial_devices[i];
- if (devname[0] != '\0' && strcmp(devname, "none")) {
+ if (devname && strcmp(devname, "none")) {
serial_hds[i] = qemu_chr_open(devname);
if (!serial_hds[i]) {
fprintf(stderr, "qemu: could not open serial device '%s'\n",
for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
const char *devname = parallel_devices[i];
- if (devname[0] != '\0' && strcmp(devname, "none")) {
+ if (devname && strcmp(devname, "none")) {
parallel_hds[i] = qemu_chr_open(devname);
if (!parallel_hds[i]) {
fprintf(stderr, "qemu: could not open parallel device '%s'\n",