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Ptimer is a generic countdown timer helper that is used by many timer device models as well as by the QEMU core. Add QTests for the ptimer. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Message-id: 1de89fe6e1ccaf6c8071ee3469e1a844df948359.1473252818.git.digetx@gmail.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
108 lines
2.0 KiB
C
108 lines
2.0 KiB
C
/*
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* Stubs for the ptimer-test
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*
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* Author: Dmitry Osipenko <digetx@gmail.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#include "qemu/osdep.h"
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#include "qemu/main-loop.h"
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#include "sysemu/replay.h"
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#include "ptimer-test.h"
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struct QEMUBH {
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QEMUBHFunc *cb;
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void *opaque;
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};
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QEMUTimerListGroup main_loop_tlg;
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int64_t ptimer_test_time_ns;
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void timer_init_tl(QEMUTimer *ts,
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QEMUTimerList *timer_list, int scale,
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QEMUTimerCB *cb, void *opaque)
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{
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ts->timer_list = timer_list;
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ts->cb = cb;
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ts->opaque = opaque;
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ts->scale = scale;
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ts->expire_time = -1;
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}
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void timer_mod(QEMUTimer *ts, int64_t expire_time)
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{
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QEMUTimerList *timer_list = ts->timer_list;
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QEMUTimer *t = &timer_list->active_timers;
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while (t->next != NULL) {
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if (t->next == ts) {
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break;
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}
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t = t->next;
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}
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ts->expire_time = MAX(expire_time * ts->scale, 0);
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ts->next = NULL;
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t->next = ts;
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}
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void timer_del(QEMUTimer *ts)
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{
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QEMUTimerList *timer_list = ts->timer_list;
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QEMUTimer *t = &timer_list->active_timers;
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while (t->next != NULL) {
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if (t->next == ts) {
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t->next = ts->next;
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return;
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}
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t = t->next;
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}
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}
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int64_t qemu_clock_get_ns(QEMUClockType type)
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{
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return ptimer_test_time_ns;
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}
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int64_t qemu_clock_deadline_ns_all(QEMUClockType type)
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{
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QEMUTimerList *timer_list = main_loop_tlg.tl[type];
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QEMUTimer *t = timer_list->active_timers.next;
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int64_t deadline = -1;
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while (t != NULL) {
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if (deadline == -1) {
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deadline = t->expire_time;
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} else {
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deadline = MIN(deadline, t->expire_time);
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}
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t = t->next;
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}
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return deadline;
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}
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QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
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{
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QEMUBH *bh = g_new(QEMUBH, 1);
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bh->cb = cb;
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bh->opaque = opaque;
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return bh;
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}
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void replay_bh_schedule_event(QEMUBH *bh)
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{
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bh->cb(bh->opaque);
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}
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