Revision cd48d7e8 vl.c
| b/vl.c | ||
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| 592 | 592 |
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| 593 | 593 |
struct qemu_alarm_timer {
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| 594 | 594 |
char const *name; |
| 595 |
unsigned int flags; |
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int (*start)(struct qemu_alarm_timer *t); |
| 598 | 596 |
void (*stop)(struct qemu_alarm_timer *t); |
| 599 | 597 |
void (*rearm)(struct qemu_alarm_timer *t); |
| 600 | 598 |
void *priv; |
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}; |
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| 602 | 599 |
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#define ALARM_FLAG_DYNTICKS 0x1
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#define ALARM_FLAG_EXPIRED 0x2
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unsigned int expired;
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};
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static inline int alarm_has_dynticks(struct qemu_alarm_timer *t) |
| 607 | 604 |
{
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return t && (t->flags & ALARM_FLAG_DYNTICKS);
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return t && t->rearm;
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} |
| 610 | 607 |
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static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t) |
| ... | ... | |
| 721 | 718 |
static struct qemu_alarm_timer alarm_timers[] = {
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| 722 | 719 |
#ifndef _WIN32 |
| 723 | 720 |
#ifdef __linux__ |
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{"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer,
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{"dynticks", dynticks_start_timer,
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dynticks_stop_timer, dynticks_rearm_timer, NULL}, |
| 726 | 723 |
/* HPET - if available - is preferred */ |
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{"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL},
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{"hpet", hpet_start_timer, hpet_stop_timer, NULL, NULL},
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/* ...otherwise try RTC */ |
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{"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL},
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{"rtc", rtc_start_timer, rtc_stop_timer, NULL, NULL},
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#endif |
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{"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL},
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{"unix", unix_start_timer, unix_stop_timer, NULL, NULL},
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#else |
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{"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer,
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{"dynticks", win32_start_timer,
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win32_stop_timer, win32_rearm_timer, &alarm_win32_data}, |
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{"win32", 0, win32_start_timer,
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{"win32", win32_start_timer,
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win32_stop_timer, NULL, &alarm_win32_data}, |
| 737 | 734 |
#endif |
| 738 | 735 |
{NULL, }
|
| ... | ... | |
| 880 | 877 |
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/* Rearm if necessary */ |
| 882 | 879 |
if (pt == &active_timers[ts->clock->type]) {
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if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) {
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if (!alarm_timer->expired) {
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qemu_rearm_alarm_timer(alarm_timer); |
| 885 | 882 |
} |
| 886 | 883 |
/* Interrupt execution to force deadline recalculation. */ |
| ... | ... | |
| 1053 | 1050 |
qemu_timer_expired(active_timers[QEMU_CLOCK_HOST], |
| 1054 | 1051 |
qemu_get_clock(host_clock))) {
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qemu_event_increment(); |
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if (alarm_timer) alarm_timer->flags |= ALARM_FLAG_EXPIRED;
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if (alarm_timer) alarm_timer->expired = 1;
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| 1057 | 1054 |
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#ifndef CONFIG_IOTHREAD |
| 1059 | 1056 |
if (next_cpu) {
|
| ... | ... | |
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int64_t nearest_delta_us = INT64_MAX; |
| 1283 | 1280 |
int64_t current_us; |
| 1284 | 1281 |
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assert(alarm_has_dynticks(t)); |
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if (!active_timers[QEMU_CLOCK_REALTIME] && |
| 1286 | 1284 |
!active_timers[QEMU_CLOCK_VIRTUAL] && |
| 1287 | 1285 |
!active_timers[QEMU_CLOCK_HOST]) |
| ... | ... | |
| 1397 | 1395 |
{
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struct qemu_alarm_win32 *data = t->priv; |
| 1399 | 1397 |
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assert(alarm_has_dynticks(t)); |
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| 1400 | 1399 |
if (!active_timers[QEMU_CLOCK_REALTIME] && |
| 1401 | 1400 |
!active_timers[QEMU_CLOCK_VIRTUAL] && |
| 1402 | 1401 |
!active_timers[QEMU_CLOCK_HOST]) |
| ... | ... | |
| 3883 | 3882 |
slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0)); |
| 3884 | 3883 |
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/* rearm timer, if not periodic */ |
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if (alarm_timer->flags & ALARM_FLAG_EXPIRED) {
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alarm_timer->flags &= ~ALARM_FLAG_EXPIRED;
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if (alarm_timer->expired) {
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alarm_timer->expired = 0;
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qemu_rearm_alarm_timer(alarm_timer); |
| 3889 | 3888 |
} |
| 3890 | 3889 |
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