void checkLwMutex(int doDispatch) {
SceLwMutexWorkarea workarea;
dispatchCheckpoint("sceKernelCreateLwMutex: %08x", sceKernelCreateLwMutex(&workarea, "lwmutex", 0, 1, NULL));
dispatchCheckpoint("sceKernelUnlockLwMutex: %08x", sceKernelUnlockLwMutex(&workarea, 1));
dispatchCheckpoint("sceKernelLockLwMutex: %08x", sceKernelLockLwMutex(&workarea, 1, NULL));
dispatchCheckpoint("sceKernelLockLwMutex invalid: %08x", sceKernelLockLwMutex(&workarea, -1, NULL));
dispatchCheckpoint("sceKernelDeleteLwMutex: %08x", sceKernelDeleteLwMutex(&workarea));
dispatchCheckpoint("sceKernelCreateLwMutex: %08x", sceKernelCreateLwMutex(&workarea, "lwmutex", 0, 1, NULL));
startLockThreadLwMutex(&workarea);
int state;
if (doDispatch) {
++ignoreResched;
state = sceKernelSuspendDispatchThread();
dispatchCheckpoint("sceKernelSuspendDispatchThread: %08x", state);
}
SceUInt timeout = 300;
dispatchCheckpoint("sceKernelLockLwMutex: %08x", sceKernelLockLwMutex(&workarea, 1, &timeout));
dispatchCheckpoint("sceKernelUnlockLwMutex: %08x", sceKernelUnlockLwMutex(&workarea, 1));
if (doDispatch) {
dispatchCheckpoint("sceKernelResumeDispatchThread: %08x", sceKernelResumeDispatchThread(state));
--ignoreResched;
}
endLockThreadLwMutex(&workarea);
dispatchCheckpoint("sceKernelTryLockLwMutex: %08x", sceKernelTryLockLwMutex_600(&workarea, 1));
dispatchCheckpoint("sceKernelDeleteLwMutex: %08x", sceKernelDeleteLwMutex(&workarea));
}
// Kernel_Library_DC692EE3
s32 sceKernelTryLockLwMutex(SceLwMutex *mutex, s32 count)
{
// Kernel_Library_37431849
if (sceKernelTryLockLwMutex_600(mutex, count) != SCE_ERROR_OK) {
// 0x800201C4
return SCE_ERROR_KERNEL_MUTEX_LOCKED;
}
return SCE_ERROR_OK;
}
// Kernel_Library_1FC64E09
s32 sceKernelLockLwMutexCB(SceLwMutex *mutex, s32 count)
{
s32 ret;
if (g_thread == NULL) {
// 0x80020064
return SCE_ERROR_KERNEL_CANNOT_BE_CALLED_FROM_INTERRUPT;
}
if (!sceKernelIsCpuIntrEnable() || g_thread->unk2 != 0) {
// 0x800201A7
return SCE_ERROR_KERNEL_WAIT_CAN_NOT_WAIT;
}
ret = sceKernelTryLockLwMutex_600(mutex, count);
/* mutex already locked, block until it is available */
if ((u32)ret == SCE_ERROR_KERNEL_LWMUTEX_LOCKED) {
// ThreadManForUser_31327F19
return _sceKernelLockLwMutexCB(mutex, count);
}
return ret;
}
