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Disassemble the rom header and entrypoint function (#87)

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The actual boot code (ipl3) is still only incbin'd. If someone else wants to disassemble it properly, go ahead. I might do it eventually, but for now it doesn't seem required for shiftability or anything interesting.
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Roman971 2020-04-22 19:44:46 +02:00 • committed by GitHub
parent 26b8e77f99
commit 0a59863457
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 76 additions and 12 deletions
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12
src/boot/idle.c
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@ -2,7 +2,7 @@
#include <global.h>
#include <vt.h>
OSThread sMainThread;
OSThread gMainThread;
u8 sMainStack[0x900];
StackEntry sMainStackInfo;
OSMesg sPiMgrCmdBuff[50];
@ -24,7 +24,7 @@ void Main_ThreadEntry(void* arg0) {
DmaMgr_Start();
osSyncPrintf("codeセグメントロード中...");
var1 = osGetTime();
DmaMgr_SendRequest1((u32)_dmadataSegmentEnd, (u32)_codeSegmentRomStart, _codeSegmentRomEnd - _codeSegmentRomStart,
DmaMgr_SendRequest1(_codeSegmentStart, (u32)_codeSegmentRomStart, _codeSegmentRomEnd - _codeSegmentRomStart,
"../idle.c", 238);
var1 -= osGetTime();
osSyncPrintf("\rcodeセグメントロード中...完了\n");
@ -78,11 +78,11 @@ void Idle_ThreadEntry(void* a0) {
osViSetMode(&gViConfigMode);
ViConfig_UpdateVi(1);
osViBlack(1);
osViSwapBuffer(0x803da80);
osCreatePiManager(0x96, &gPiMgrCmdQ, sPiMgrCmdBuff, 0x32);
osViSwapBuffer(0x803DA80); //! @bug Invalid vram address (probably intended to be 0x803DA800)
osCreatePiManager(150, &gPiMgrCmdQ, sPiMgrCmdBuff, 50);
StackCheck_Init(&sMainStackInfo, sMainStack, sMainStack + sizeof(sMainStack), 0, 0x400, "main");
osCreateThread(&sMainThread, 3, Main_ThreadEntry, a0, sMainStack + sizeof(sMainStack), 10);
osStartThread(&sMainThread);
osCreateThread(&gMainThread, 3, Main_ThreadEntry, a0, sMainStack + sizeof(sMainStack), 10);
osStartThread(&gMainThread);
osSetThreadPri(NULL, 0);
while (1) {