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#include "PR/os_internal.h"
#include "PR/ultraerror.h"
#include "PRinternal/osint.h"
#include "PRinternal/viint.h"
int osSetTimer(OSTimer* t, OSTime countdown, OSTime interval, OSMesgQueue* mq, OSMesg msg) {
OSTime time;
#if BUILD_VERSION >= VERSION_K
OSTimer* next;
u32 count;
u32 value;
u32 saveMask;
#endif
#ifdef _DEBUG
if (!__osViDevMgr.active) {
__osError(ERR_OSSETTIMER, 0);
return 0;
}
#endif
t->next = NULL;
t->prev = NULL;
t->interval = interval;
t->value = (countdown != 0) ? countdown : interval;
t->mq = mq;
t->msg = msg;
#if BUILD_VERSION >= VERSION_K
saveMask = __osDisableInt();
if (__osTimerList->next == __osTimerList) {
} else {
next = __osTimerList->next;
count = osGetCount();
value = count - __osTimerCounter;
if (value < next->value) {
next->value -= value;
} else {
next->value = 1;
}
}
time = __osInsertTimer(t);
__osSetTimerIntr(__osTimerList->next->value);
__osRestoreInt(saveMask);
#else
time = __osInsertTimer(t);
if (__osTimerList->next == t) {
__osSetTimerIntr(time);
}
#endif
return 0;
}
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