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fix up DSi direct boot

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This commit is contained in:
Arisotura
2022-10-28 21:31:51 +02:00
parent 561781b954
commit 4ef2e1f4cc
2 changed files with 122 additions and 90 deletions
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46
src/NDS.cpp
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@ -385,6 +385,30 @@ void SetupDirectBoot(std::string romname)
{
MapSharedWRAM(3);
// setup main RAM data
for (u32 i = 0; i < 0x170; i+=4)
{
u32 tmp = *(u32*)&NDSCart::CartROM[i];
ARM9Write32(0x027FFE00+i, tmp);
}
ARM9Write32(0x027FF800, NDSCart::CartID);
ARM9Write32(0x027FF804, NDSCart::CartID);
ARM9Write16(0x027FF808, NDSCart::Header.HeaderCRC16);
ARM9Write16(0x027FF80A, NDSCart::Header.SecureAreaCRC16);
ARM9Write16(0x027FF850, 0x5835);
ARM9Write32(0x027FFC00, NDSCart::CartID);
ARM9Write32(0x027FFC04, NDSCart::CartID);
ARM9Write16(0x027FFC08, NDSCart::Header.HeaderCRC16);
ARM9Write16(0x027FFC0A, NDSCart::Header.SecureAreaCRC16);
ARM9Write16(0x027FFC10, 0x5835);
ARM9Write16(0x027FFC30, 0xFFFF);
ARM9Write16(0x027FFC40, 0x0001);
u32 arm9start = 0;
// load the ARM9 secure area
@ -414,28 +438,6 @@ void SetupDirectBoot(std::string romname)
ARM7Write32(NDSCart::Header.ARM7RAMAddress+i, tmp);
}
for (u32 i = 0; i < 0x170; i+=4)
{
u32 tmp = *(u32*)&NDSCart::CartROM[i];
ARM9Write32(0x027FFE00+i, tmp);
}
ARM9Write32(0x027FF800, NDSCart::CartID);
ARM9Write32(0x027FF804, NDSCart::CartID);
ARM9Write16(0x027FF808, NDSCart::Header.HeaderCRC16);
ARM9Write16(0x027FF80A, NDSCart::Header.SecureAreaCRC16);
ARM9Write16(0x027FF850, 0x5835);
ARM9Write32(0x027FFC00, NDSCart::CartID);
ARM9Write32(0x027FFC04, NDSCart::CartID);
ARM9Write16(0x027FFC08, NDSCart::Header.HeaderCRC16);
ARM9Write16(0x027FFC0A, NDSCart::Header.SecureAreaCRC16);
ARM9Write16(0x027FFC10, 0x5835);
ARM9Write16(0x027FFC30, 0xFFFF);
ARM9Write16(0x027FFC40, 0x0001);
ARM7BIOSProt = 0x1204;
SPI_Firmware::SetupDirectBoot(false);