LXR qemu/tests/unit/ptimer-test-stubs.c

   1/*
   2 * Stubs for the ptimer-test
   3 *
   4 * Copyright (c) 2016 Dmitry Osipenko <digetx@gmail.com>
   5 *
   6 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7 * See the COPYING file in the top-level directory.
   8 *
   9 */
  10
  11#include "qemu/osdep.h"
  12#include "qemu/main-loop.h"
  13#include "sysemu/replay.h"
  14#include "migration/vmstate.h"
  15
  16#include "ptimer-test.h"
  17
  18const VMStateInfo vmstate_info_uint8;
  19const VMStateInfo vmstate_info_uint32;
  20const VMStateInfo vmstate_info_uint64;
  21const VMStateInfo vmstate_info_int64;
  22const VMStateInfo vmstate_info_timer;
  23
  24struct QEMUBH {
  25    QEMUBHFunc *cb;
  26    void *opaque;
  27};
  28
  29QEMUTimerListGroup main_loop_tlg;
  30
  31int64_t ptimer_test_time_ns;
  32
  33/* under qtest_enabled(), will not artificially limit period - see hw/core/ptimer.c. */
  34int use_icount;
  35bool qtest_allowed;
  36
  37void timer_init_full(QEMUTimer *ts,
  38                     QEMUTimerListGroup *timer_list_group, QEMUClockType type,
  39                     int scale, int attributes,
  40                     QEMUTimerCB *cb, void *opaque)
  41{
  42    if (!timer_list_group) {
  43        timer_list_group = &main_loop_tlg;
  44    }
  45    ts->timer_list = timer_list_group->tl[type];
  46    ts->cb = cb;
  47    ts->opaque = opaque;
  48    ts->scale = scale;
  49    ts->attributes = attributes;
  50    ts->expire_time = -1;
  51}
  52
  53void timer_mod(QEMUTimer *ts, int64_t expire_time)
  54{
  55    QEMUTimerList *timer_list = ts->timer_list;
  56    QEMUTimer *t = &timer_list->active_timers;
  57
  58    while (t->next != NULL) {
  59        if (t->next == ts) {
  60            break;
  61        }
  62
  63        t = t->next;
  64    }
  65
  66    ts->expire_time = MAX(expire_time * ts->scale, 0);
  67    ts->next = NULL;
  68    t->next = ts;
  69}
  70
  71void timer_del(QEMUTimer *ts)
  72{
  73    QEMUTimerList *timer_list = ts->timer_list;
  74    QEMUTimer *t = &timer_list->active_timers;
  75
  76    while (t->next != NULL) {
  77        if (t->next == ts) {
  78            t->next = ts->next;
  79            return;
  80        }
  81
  82        t = t->next;
  83    }
  84}
  85
  86int64_t qemu_clock_get_ns(QEMUClockType type)
  87{
  88    return ptimer_test_time_ns;
  89}
  90
  91int64_t qemu_clock_deadline_ns_all(QEMUClockType type, int attr_mask)
  92{
  93    QEMUTimerList *timer_list = main_loop_tlg.tl[QEMU_CLOCK_VIRTUAL];
  94    QEMUTimer *t = timer_list->active_timers.next;
  95    int64_t deadline = -1;
  96
  97    while (t != NULL) {
  98        if (deadline == -1) {
  99            deadline = t->expire_time;
 100        } else {
 101            deadline = MIN(deadline, t->expire_time);
 102        }
 103
 104        t = t->next;
 105    }
 106
 107    return deadline;
 108}
 109
 110QEMUBH *qemu_bh_new_full(QEMUBHFunc *cb, void *opaque, const char *name)
 111{
 112    QEMUBH *bh = g_new(QEMUBH, 1);
 113
 114    bh->cb = cb;
 115    bh->opaque = opaque;
 116
 117    return bh;
 118}
 119
 120void qemu_bh_delete(QEMUBH *bh)
 121{
 122    g_free(bh);
 123}
 124