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DS Memory: Add 8-bit I/O loading

This commit is contained in:
Vicki Pfau 2017-02-20 19:35:27 -08:00
parent 41975eb338
commit 47941dd878
1 changed files with 7 additions and 0 deletions
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7
src/ds/memory.c
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@ -340,6 +340,10 @@ uint32_t DS7Load8(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
break; break;
} }
mLOG(DS_MEM, STUB, "Unimplemented DS7 Load8: %08X", address); 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: default:
mLOG(DS_MEM, STUB, "Unimplemented DS7 Load8: %08X", address); mLOG(DS_MEM, STUB, "Unimplemented DS7 Load8: %08X", address);
break; break;
@ -861,6 +865,9 @@ uint32_t DS9Load8(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
break; break;
} }
mLOG(DS_MEM, STUB, "Unimplemented DS9 Load8: %08X", address); 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: case DS9_REGION_BIOS:
// TODO: Fix undersized BIOS // TODO: Fix undersized BIOS
// TODO: Fix masking // TODO: Fix masking