Files
hackerlibultra/src/os/createthread.c
2021-12-25 14:39:40 -05:00

28 lines
854 B
C

#include "PR/os_internal.h"
#include "PR/R4300.h"
#include "osint.h"
void osCreateThread(OSThread *t, OSId id, void (*entry)(void *), void *arg, void *sp, OSPri p) {
register u32 saveMask;
OSIntMask mask;
t->id = id;
t->priority = p;
t->next = NULL;
t->queue = NULL;
t->context.pc = (u32)entry;
t->context.a0 = (s64)(s32)arg; // Double cast gets rid of compiler warning
t->context.sp = (s64)(s32)sp - 16;
t->context.ra = (u64)__osCleanupThread;
mask = OS_IM_ALL;
t->context.sr = SR_IMASK | SR_EXL | SR_IE;
t->context.rcp = (mask & RCP_IMASK) >> RCP_IMASKSHIFT;
t->context.fpcsr = (u32)(FPCSR_FS | FPCSR_EV);
t->fp = 0;
t->state = OS_STATE_STOPPED;
t->flags = 0;
saveMask = __osDisableInt();
t->tlnext = __osActiveQueue;
__osActiveQueue = t;
__osRestoreInt(saveMask);
}