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nes: vrc4, vrc6, vrc7: change to use CPU cycle counting

This commit is contained in:
goyuken 2012-10-31 19:40:18 +00:00
parent e487e39c9e
commit 5cff02b74d
3 changed files with 11 additions and 11 deletions
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8
BizHawk.Emulation/Consoles/Nintendo/NES/Boards/VRC2_4.cs
View File

@ -311,7 +311,7 @@ namespace BizHawk.Emulation.Consoles.Nintendo
irq_counter++; irq_counter++;
} }
public override void ClockPPU() public override void ClockCPU()
{ {
if (type == 2) return; if (type == 2) return;
if (!irq_enabled) return; if (!irq_enabled) return;
@ -319,12 +319,12 @@ namespace BizHawk.Emulation.Consoles.Nintendo
if (irq_mode) if (irq_mode)
{ {
ClockIRQ(); ClockIRQ();
throw new InvalidOperationException("needed a test case for this; you found one!"); //throw new InvalidOperationException("needed a test case for this; you found one!");
} }
else else
{ {
irq_prescaler--; irq_prescaler -= 3;
if (irq_prescaler == 0) if (irq_prescaler <= 0)
{ {
irq_prescaler += 341; irq_prescaler += 341;
ClockIRQ(); ClockIRQ();

6
BizHawk.Emulation/Consoles/Nintendo/NES/Boards/VRC6.cs
View File

@ -243,7 +243,7 @@ namespace BizHawk.Emulation.Consoles.Nintendo
irq_counter++; irq_counter++;
} }
public override void ClockPPU() public override void ClockCPU()
{ {
if (!irq_enabled) return; if (!irq_enabled) return;
@ -253,8 +253,8 @@ namespace BizHawk.Emulation.Consoles.Nintendo
} }
else else
{ {
irq_prescaler--; irq_prescaler -= 3;
if (irq_prescaler == 0) if (irq_prescaler <= 0)
{ {
irq_prescaler += 341; irq_prescaler += 341;
ClockIRQ(); ClockIRQ();

8
BizHawk.Emulation/Consoles/Nintendo/NES/Boards/VRC7.cs
View File

@ -222,19 +222,19 @@ namespace BizHawk.Emulation.Consoles.Nintendo
irq_counter++; irq_counter++;
} }
public override void ClockPPU() public override void ClockCPU()
{ {
if (!irq_enabled) return; if (!irq_enabled) return;
if (irq_mode) if (irq_mode)
{ {
ClockIRQ(); ClockIRQ();
throw new InvalidOperationException("needed a test case for this; you found one!"); //throw new InvalidOperationException("needed a test case for this; you found one!");
} }
else else
{ {
irq_prescaler--; irq_prescaler -= 3;
if (irq_prescaler == 0) if (irq_prescaler <= 0)
{ {
irq_prescaler += 341; irq_prescaler += 341;
ClockIRQ(); ClockIRQ();