all repos — mgba @ 47941dd8786354e081a2dde3b31b3aeaa57cd812

mGBA Game Boy Advance Emulator

DS Memory: Add 8-bit I/O loading
Vicki Pfau vi@endrift.com
Mon, 20 Feb 2017 19:35:27 -0800
commit

47941dd8786354e081a2dde3b31b3aeaa57cd812

parent

41975eb338e689370d278a494053a71e0cf73520

1 files changed, 7 insertions(+), 0 deletions(-)

jump to
M src/ds/memory.csrc/ds/memory.c

@@ -340,6 +340,10 @@ value = ((uint8_t*) memory->ram)[address & (DS_SIZE_RAM - 1)];

break; } mLOG(DS_MEM, STUB, "Unimplemented DS7 Load8: %08X", address); + break; + case DS_REGION_IO: + value = (DS7IORead(ds, address & 0xFFFE) >> ((address & 0x0001) << 3)) & 0xFF; + break; default: mLOG(DS_MEM, STUB, "Unimplemented DS7 Load8: %08X", address); break;

@@ -861,6 +865,9 @@ value = ((uint8_t*) memory->ram)[address & (DS_SIZE_RAM - 1)];

break; } mLOG(DS_MEM, STUB, "Unimplemented DS9 Load8: %08X", address); + case DS_REGION_IO: + value = (DS9IORead(ds, address & 0xFFFE) >> ((address & 0x0001) << 3)) & 0xFF; + break; case DS9_REGION_BIOS: // TODO: Fix undersized BIOS // TODO: Fix masking