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Implement VRAM load/store8

This commit is contained in:
Jeffrey Pfau 2013-10-08 21:43:43 -07:00
parent 3e3bb58ae5
commit 68d85ab9b7
1 changed files with 8 additions and 3 deletions
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11
src/gba/gba-memory.c
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@ -281,7 +281,7 @@ int8_t GBALoad8(struct ARMMemory* memory, uint32_t address, int* cycleCounter) {
value = ((int8_t*) gbaMemory->p->video.renderer->palette)[address & (SIZE_PALETTE_RAM - 1)];
break;
case BASE_VRAM:
GBALog(gbaMemory->p, GBA_LOG_STUB, "Unimplemented memory Load8: 0x%08X", address);
value = ((int8_t*) gbaMemory->p->video.renderer->vram)[address & 0x0001FFFF];
break;
case BASE_OAM:
GBALog(gbaMemory->p, GBA_LOG_STUB, "Unimplemented memory Load8: 0x%08X", address);
@ -436,10 +436,15 @@ void GBAStore8(struct ARMMemory* memory, uint32_t address, int8_t value, int* cy
GBALog(gbaMemory->p, GBA_LOG_STUB, "Unimplemented memory Store8: 0x%08X", address);
break;
case BASE_VRAM:
GBALog(gbaMemory->p, GBA_LOG_STUB, "Unimplemented memory Store8: 0x%08X", address);
if (address >= 0x06018000) {
// TODO: check BG mode
GBALog(gbaMemory->p, GBA_LOG_GAME_ERROR, "Cannot Store8 to OBJ: 0x%08X", address);
break;
}
gbaMemory->p->video.renderer->vram[(address >> 1) & 0xFFFF] = (value) | (value << 8);
break;
case BASE_OAM:
GBALog(gbaMemory->p, GBA_LOG_STUB, "Unimplemented memory Store8: 0x%08X", address);
GBALog(gbaMemory->p, GBA_LOG_GAME_ERROR, "Cannot Store8 to OAM: 0x%08X", address);
break;
case BASE_CART0:
GBALog(gbaMemory->p, GBA_LOG_STUB, "Unimplemented memory Store8: 0x%08X", address);