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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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16
src/NDS.cpp
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@ -107,6 +107,7 @@ u8 ROMSeed1[2*8];
// IO shit
u32 IME[2];
u32 IE[2], IF[2];
u32 IE2, IF2;
u8 PostFlag9;
u8 PostFlag7;
@ -462,6 +463,8 @@ void Reset()
IME[1] = 0;
IE[1] = 0;
IF[1] = 0;
IE2 = 0;
IF2 = 0;
PostFlag9 = 0x00;
PostFlag7 = 0x00;
@ -1067,6 +1070,7 @@ void UpdateIRQ(u32 cpu)
if (IME[cpu] & 0x1)
{
arm->IRQ = IE[cpu] & IF[cpu];
if (cpu) arm->IRQ |= (IE2 & IF2);
}
else
{
@ -1086,6 +1090,18 @@ void ClearIRQ(u32 cpu, u32 irq)
UpdateIRQ(cpu);
}
void SetIRQ2(u32 irq)
{
IF2 |= (1 << irq);
UpdateIRQ(1);
}
void ClearIRQ2(u32 irq)
{
IF2 &= ~(1 << irq);
UpdateIRQ(1);
}
bool HaltInterrupted(u32 cpu)
{
if (cpu == 0)