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#include "global.h"
u8 D_80096B20 = 1;
vu8 gViConfigUseDefault = 1;
u8 gViConfigAdditionalScanLines = 0;
u32 gViConfigFeatures = 0x42;
f32 gViConfigXScale = 1.0f;
f32 gViConfigYScale = 1.0f;
IrqMgr gIrqMgr;
u8 sIrqMgrStack[0x500];
StackEntry sIrqMgrStackInfo;
OSThread gMainThread;
u8 sMainStack[0x900];
StackEntry sMainStackInfo;
OSMesg sPiMgrCmdBuff[50];
OSMesgQueue gPiMgrCmdQ;
void Idle_ClearMemory(void* begin, void* end) {
if (begin < end) {
bzero(begin, (uintptr_t)end - (uintptr_t)begin);
}
}
void Idle_InitFramebuffer(u32* ptr, size_t numBytes, u32 value) {
s32 temp = sizeof(u32);
while (numBytes) {
*ptr++ = value;
numBytes -= temp;
}
}
void Idle_InitScreen(void) {
Idle_InitFramebuffer((u32*)gFramebuffer1, 0x25800, 0x00010001);
ViConfig_UpdateVi(0);
osViSwapBuffer(gFramebuffer1);
osViBlack(false);
}
void Idle_InitMemory(void) {
u32 pad;
void* memEnd = OS_PHYSICAL_TO_K0(osMemSize);
Idle_ClearMemory(0x80000400, gFramebuffer1);
Idle_ClearMemory(D_80025D00, bootproc);
Idle_ClearMemory(gGfxSPTaskYieldBuffer, memEnd);
}
void Idle_InitCodeAndMemory(void) {
DmaRequest dmaReq;
OSMesgQueue queue;
OSMesg mesg;
size_t oldSize;
osCreateMesgQueue(&queue, &mesg, 1);
oldSize = sDmaMgrDmaBuffSize;
sDmaMgrDmaBuffSize = 0;
DmaMgr_SendRequestImpl(&dmaReq, SEGMENT_START(code), SEGMENT_ROM_START(code),
SEGMENT_ROM_END(code) - SEGMENT_ROM_START(code), 0, &queue, 0);
Idle_InitScreen();
Idle_InitMemory();
osRecvMesg(&queue, NULL, OS_MESG_BLOCK);
sDmaMgrDmaBuffSize = oldSize;
Idle_ClearMemory(SEGMENT_BSS_START(code), SEGMENT_BSS_END(code));
}
void Main_ThreadEntry(void* arg) {
StackCheck_Init(&sIrqMgrStackInfo, sIrqMgrStack, sIrqMgrStack + sizeof(sIrqMgrStack), 0, 0x100, "irqmgr");
IrqMgr_Init(&gIrqMgr, &sIrqMgrStackInfo, Z_PRIORITY_IRQMGR, 1);
DmaMgr_Start();
Idle_InitCodeAndMemory();
Main(arg);
DmaMgr_Stop();
}
void Idle_InitVideo(void) {
osCreateViManager(254);
gViConfigFeatures = 66;
gViConfigXScale = 1.0;
gViConfigYScale = 1.0;
switch (osTvType) {
case OS_TV_NTSC:
D_8009B290 = 2;
gViConfigMode = osViModeNtscLan1;
break;
case OS_TV_MPAL:
D_8009B290 = 30;
gViConfigMode = osViModeMpalLan1;
break;
case OS_TV_PAL:
D_8009B290 = 44;
gViConfigMode = osViModeFpalLan1;
gViConfigYScale = 0.833f;
break;
}
D_80096B20 = 1;
}
void Idle_ThreadEntry(void* arg) {
Idle_InitVideo();
osCreatePiManager(150, &gPiMgrCmdQ, sPiMgrCmdBuff, ARRAY_COUNT(sPiMgrCmdBuff));
StackCheck_Init(&sMainStackInfo, sMainStack, sMainStack + sizeof(sMainStack), 0, 0x400, "main");
osCreateThread(&gMainThread, Z_THREAD_ID_MAIN, Main_ThreadEntry, arg, sMainStack + sizeof(sMainStack),
Z_PRIORITY_MAIN);
osStartThread(&gMainThread);
osSetThreadPri(NULL, 0);
do { } while (true); }
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