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Fix timing on palette RAM and VRAM 32-bit load/stores

This commit is contained in:
Jeffrey Pfau 2014-10-21 23:42:24 -07:00
parent a57312d0cc
commit f484ef9fa8
1 changed files with 12 additions and 3 deletions
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15
src/gba/gba-memory.c
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@ -180,8 +180,15 @@ static void GBASetActiveRegion(struct ARMCore* cpu, uint32_t address) {
#define LOAD_WORKING_IRAM LOAD_32(value, address & (SIZE_WORKING_IRAM - 1), memory->iwram);
#define LOAD_IO value = GBAIORead(gba, (address & (SIZE_IO - 1)) & ~2) | (GBAIORead(gba, (address & (SIZE_IO - 1)) | 2) << 16);
#define LOAD_PALETTE_RAM LOAD_32(value, address & (SIZE_PALETTE_RAM - 1), gba->video.palette);
#define LOAD_VRAM LOAD_32(value, address & 0x0001FFFF, gba->video.renderer->vram);
#define LOAD_PALETTE_RAM \
LOAD_32(value, address & (SIZE_PALETTE_RAM - 1), gba->video.palette); \
++wait;
#define LOAD_VRAM \
LOAD_32(value, address & 0x0001FFFF, gba->video.renderer->vram); \
++wait;
#define LOAD_OAM LOAD_32(value, address & (SIZE_OAM - 1), gba->video.oam.raw);
#define LOAD_CART \
@ -424,6 +431,7 @@ int8_t GBALoad8(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
#define STORE_PALETTE_RAM \
STORE_32(value, address & (SIZE_PALETTE_RAM - 1), gba->video.palette); \
gba->video.renderer->writePalette(gba->video.renderer, (address & (SIZE_PALETTE_RAM - 1)) + 2, value >> 16); \
++wait; \
gba->video.renderer->writePalette(gba->video.renderer, address & (SIZE_PALETTE_RAM - 1), value);
#define STORE_VRAM \
@ -431,7 +439,8 @@ int8_t GBALoad8(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
STORE_32(value, address & 0x0001FFFF, gba->video.renderer->vram); \
} else if ((address & OFFSET_MASK) < 0x00020000) { \
STORE_32(value, address & 0x00017FFF, gba->video.renderer->vram); \
}
} \
++wait;
#define STORE_OAM \
STORE_32(value, address & (SIZE_OAM - 1), gba->video.oam.raw); \