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messing around

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This commit is contained in:
Arisotura
2019-10-20 18:35:16 +02:00
parent de11d6d410
commit 1c72df43ab
3 changed files with 39 additions and 6 deletions
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36
src/DSi.cpp
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@ -160,6 +160,27 @@ void Reset()
ARM7Write16(eaddr+0x42, 0x0001);
}
void SoftReset()
{
// TODO: check exactly what is reset
// presumably, main RAM isn't reset, since the DSi can be told
// to boot a specific title this way
// BPTWL state wouldn't be reset either since BPTWL[0x70] is
// the warmboot flag
// also, BPTWL[0x70] could be abused to quickly boot specific titles
NDS::ARM9->Reset();
NDS::ARM7->Reset();
DSi_AES::Reset();
LoadNAND();
NDS::ARM9->JumpTo(BootAddr[0]);
NDS::ARM7->JumpTo(BootAddr[1]);
}
bool LoadBIOS()
{
FILE* f;
@ -636,7 +657,8 @@ void Set_SCFG_MC(u32 val)
u8 ARM9Read8(u32 addr)
{
{if(addr==0x02FFC1B0) printf("ARM9 READ8 ROM REGION %08X\n", NDS::GetPC(0));
if(addr==0x02FFFD70) printf("ARM9 READ8 CONSOLE REGION %08X\n", NDS::GetPC(0));
if ((addr >= 0xFFFF0000) && (!(SCFG_BIOS & (1<<1))))
{
if ((addr >= 0xFFFF8000) && (SCFG_BIOS & (1<<0)))
@ -673,7 +695,7 @@ u8 ARM9Read8(u32 addr)
}
u16 ARM9Read16(u32 addr)
{
{if(addr==0x02FFC1B0) printf("ARM9 READ16 ROM REGION %08X\n", NDS::GetPC(0));
if ((addr >= 0xFFFF0000) && (!(SCFG_BIOS & (1<<1))))
{
if ((addr >= 0xFFFF8000) && (SCFG_BIOS & (1<<0)))
@ -710,7 +732,8 @@ u16 ARM9Read16(u32 addr)
}
u32 ARM9Read32(u32 addr)
{
{if(addr==0x02FFC1B0) printf("ARM9 READ32 ROM REGION %08X\n", NDS::GetPC(0));
if(addr==0x2FE71B0) return 0xFFFFFFFF; // hax: bypass region lock
if ((addr >= 0xFFFF0000) && (!(SCFG_BIOS & (1<<1))))
{
if ((addr >= 0xFFFF8000) && (SCFG_BIOS & (1<<0)))
@ -883,7 +906,8 @@ bool ARM9GetMemRegion(u32 addr, bool write, NDS::MemRegion* region)
u8 ARM7Read8(u32 addr)
{
{if(addr==0x02FFC1B0) printf("ARM7 READ8 ROM REGION %08X\n", NDS::GetPC(1));
if(addr==0x02FFFD70) printf("ARM7 READ8 CONSOLE REGION %08X\n", NDS::GetPC(1));
if ((addr < 0x00010000) && (!(SCFG_BIOS & (1<<9))))
{
if ((addr >= 0x00008000) && (SCFG_BIOS & (1<<8)))
@ -924,7 +948,7 @@ u8 ARM7Read8(u32 addr)
}
u16 ARM7Read16(u32 addr)
{
{if(addr==0x02FFC1B0) printf("ARM7 READ16 ROM REGION %08X\n", NDS::GetPC(1));
if ((addr < 0x00010000) && (!(SCFG_BIOS & (1<<9))))
{
if ((addr >= 0x00008000) && (SCFG_BIOS & (1<<8)))
@ -965,7 +989,7 @@ u16 ARM7Read16(u32 addr)
}
u32 ARM7Read32(u32 addr)
{
{if(addr==0x02FFC1B0) printf("ARM7 READ32 ROM REGION %08X\n", NDS::GetPC(1));
if ((addr < 0x00010000) && (!(SCFG_BIOS & (1<<9))))
{
if ((addr >= 0x00008000) && (SCFG_BIOS & (1<<8)))