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add IE2/IF2

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This commit is contained in:
Arisotura
2019-06-16 15:05:18 +02:00
parent 78c41736c3
commit 566a8df6cd
3 changed files with 64 additions and 3 deletions
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10
src/DSi.cpp
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@ -897,6 +897,9 @@ u16 ARM7IORead16(u32 addr)
{
switch (addr)
{
case 0x04000218: return NDS::IE2;
case 0x0400021C: return NDS::IF2;
case 0x04004004: return 0x0187;
case 0x04004006: return 0; // JTAG register
}
@ -908,6 +911,9 @@ u32 ARM7IORead32(u32 addr)
{
switch (addr)
{
case 0x04000218: return NDS::IE2;
case 0x0400021C: return NDS::IF2;
case 0x04004008: return 0x80000000; // HAX
}
@ -929,6 +935,8 @@ void ARM7IOWrite16(u32 addr, u16 val)
{
switch (addr)
{
case 0x04000218: NDS::IE2 = (val & 0x7FF7); NDS::UpdateIRQ(1); return;
case 0x0400021C: NDS::IF2 &= ~(val & 0x7FF7); NDS::UpdateIRQ(1); return;
}
return NDS::ARM7IOWrite16(addr, val);
@ -938,6 +946,8 @@ void ARM7IOWrite32(u32 addr, u32 val)
{
switch (addr)
{
case 0x04000218: NDS::IE2 = (val & 0x7FF7); NDS::UpdateIRQ(1); return;
case 0x0400021C: NDS::IF2 &= ~(val & 0x7FF7); NDS::UpdateIRQ(1); return;
}
return NDS::ARM7IOWrite32(addr, val);