sm64/lib/src/osSetTimer.c

50 lines
1.1 KiB
C

#include "libultra_internal.h"
#include "osint.h"
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
u32 osSetTimer(OSTimer *timer, OSTime countdown, OSTime interval, OSMesgQueue *mq, OSMesg msg) {
OSTime time;
#ifdef VERSION_CN
OSTimer *next;
u32 count;
u32 remaining;
u32 prevInt;
#endif
timer->next = NULL;
timer->prev = NULL;
timer->interval = interval;
timer->remaining = countdown != 0 ? countdown : interval;
timer->mq = mq;
timer->msg = msg;
#ifdef VERSION_CN
prevInt = __osDisableInt();
if (__osTimerList->next == __osTimerList) {
} else {
next = __osTimerList->next;
count = osGetCount();
remaining = count - __osTimerCounter;
if (remaining < next->remaining) {
next->remaining -= remaining;
} else {
next->remaining = 1;
}
}
time = __osInsertTimer(timer);
__osSetTimerIntr(__osTimerList->next->remaining);
__osRestoreInt(prevInt);
#else
time = __osInsertTimer(timer);
if (__osTimerList->next == timer) {
__osSetTimerIntr(time);
}
#endif
return 0;
}