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GBA Memory: Ensure changing the timing of a DMA reschedules it

This commit is contained in:
Jeffrey Pfau 2015-04-06 03:47:42 -07:00
parent 7ed38b0a6d
commit 3c5db2b7a1
2 changed files with 6 additions and 0 deletions
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1
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@ -6,6 +6,7 @@ Bugfixes:
- Qt: Fix .deb dependencies
- GBA Audio: FIFOs should not poll DMAs that are not scheduled for audio
- Qt: Fix "QOpenGLContext::swapBuffers() called with non-exposed window" warning
- GBA Memory: Ensure changing the timing of a DMA reschedules it
0.2.0: (2015-04-03)
Features:

5
src/gba/memory.c
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@ -1252,6 +1252,11 @@ uint16_t GBAMemoryWriteDMACNT_HI(struct GBA* gba, int dma, uint16_t control) {
struct GBAMemory* memory = &gba->memory;
struct GBADMA* currentDma = &memory->dma[dma];
int wasEnabled = GBADMARegisterIsEnable(currentDma->reg);
int oldTiming = GBADMARegisterGetTiming(currentDma->reg);
int newTiming = GBADMARegisterGetTiming(control);
if (oldTiming && oldTiming != newTiming) {
wasEnabled = false;
}
currentDma->reg = control;
if (GBADMARegisterIsDRQ(currentDma->reg)) {