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DS Memory: Fix unaligned memory

This commit is contained in:
Vicki Pfau 2017-02-19 13:30:21 -08:00
parent 5ebf24b621
commit 3cc8926251
1 changed files with 30 additions and 30 deletions
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60
src/ds/memory.c
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@ -244,18 +244,18 @@ uint32_t DS7Load32(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
switch (address >> DS_BASE_OFFSET) {
case DS7_REGION_BIOS:
LOAD_32(value, address & (DS7_SIZE_BIOS - 1), memory->bios7);
LOAD_32(value, address & (DS7_SIZE_BIOS - 4), memory->bios7);
break;
case DS_REGION_WORKING_RAM:
if (address >= DS7_BASE_WORKING_RAM || !ds->memory.wramSize7) {
LOAD_32(value, address & (DS7_SIZE_WORKING_RAM - 1), memory->wram7);
LOAD_32(value, address & (DS7_SIZE_WORKING_RAM - 4), memory->wram7);
} else {
LOAD_32(value, address & (ds->memory.wramSize7 - 1), memory->wram);
LOAD_32(value, address & (ds->memory.wramSize7 - 4), memory->wram);
}
break;
case DS_REGION_RAM:
if ((address & (DS_SIZE_RAM - 1)) < DS_SIZE_RAM) {
LOAD_32(value, address & (DS_SIZE_RAM - 1), memory->ram);
LOAD_32(value, address & (DS_SIZE_RAM - 4), memory->ram);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS7 Load32: %08X", address);
@ -285,13 +285,13 @@ uint32_t DS7Load16(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
switch (address >> DS_BASE_OFFSET) {
case DS7_REGION_BIOS:
LOAD_16(value, address & (DS7_SIZE_BIOS - 1), memory->bios7);
LOAD_16(value, address & (DS7_SIZE_BIOS - 2), memory->bios7);
break;
case DS_REGION_WORKING_RAM:
if (address >= DS7_BASE_WORKING_RAM || !ds->memory.wramSize7) {
LOAD_16(value, address & (DS7_SIZE_WORKING_RAM - 1), memory->wram7);
LOAD_16(value, address & (DS7_SIZE_WORKING_RAM - 2), memory->wram7);
} else {
LOAD_16(value, address & (ds->memory.wramSize7 - 1), memory->wram);
LOAD_16(value, address & (ds->memory.wramSize7 - 2), memory->wram);
}
break;
case DS_REGION_RAM:
@ -357,14 +357,14 @@ void DS7Store32(struct ARMCore* cpu, uint32_t address, int32_t value, int* cycle
switch (address >> DS_BASE_OFFSET) {
case DS_REGION_WORKING_RAM:
if (address >= DS7_BASE_WORKING_RAM || !ds->memory.wramSize7) {
STORE_32(value, address & (DS7_SIZE_WORKING_RAM - 1), memory->wram7);
STORE_32(value, address & (DS7_SIZE_WORKING_RAM - 4), memory->wram7);
} else {
STORE_32(value, address & (ds->memory.wramSize7 - 1), memory->wram);
STORE_32(value, address & (ds->memory.wramSize7 - 4), memory->wram);
}
break;
case DS_REGION_RAM:
if ((address & (DS_SIZE_RAM - 1)) < DS_SIZE_RAM) {
STORE_32(value, address & (DS_SIZE_RAM - 1), memory->ram);
STORE_32(value, address & (DS_SIZE_RAM - 4), memory->ram);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS7 Store32: %08X:%08X", address, value);
@ -391,14 +391,14 @@ void DS7Store16(struct ARMCore* cpu, uint32_t address, int16_t value, int* cycle
switch (address >> DS_BASE_OFFSET) {
case DS_REGION_WORKING_RAM:
if (address >= DS7_BASE_WORKING_RAM || !ds->memory.wramSize7) {
STORE_16(value, address & (DS7_SIZE_WORKING_RAM - 1), memory->wram7);
STORE_16(value, address & (DS7_SIZE_WORKING_RAM - 2), memory->wram7);
} else {
STORE_16(value, address & (ds->memory.wramSize7 - 1), memory->wram);
STORE_16(value, address & (ds->memory.wramSize7 - 2), memory->wram);
}
break;
case DS_REGION_RAM:
if ((address & (DS_SIZE_RAM - 1)) < DS_SIZE_RAM) {
STORE_16(value, address & (DS_SIZE_RAM - 1), memory->ram);
STORE_16(value, address & (DS_SIZE_RAM - 2), memory->ram);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS7 Store16: %08X:%04X", address, value);
@ -695,18 +695,18 @@ uint32_t DS9Load32(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
case DS9_REGION_ITCM:
case DS9_REGION_ITCM_MIRROR:
if (address < memory->itcmSize) {
LOAD_32(value, address & (DS9_SIZE_ITCM - 1), memory->itcm);
LOAD_32(value, address & (DS9_SIZE_ITCM - 4), memory->itcm);
break;
}
mLOG(DS_MEM, STUB, "Bad DS9 Load32: %08X:%08X", address, value);
break;
case DS_REGION_RAM:
if ((address & ~(DS9_SIZE_DTCM - 1)) == memory->dtcmBase) {
LOAD_32(value, address & (DS9_SIZE_DTCM - 1), memory->dtcm);
LOAD_32(value, address & (DS9_SIZE_DTCM - 4), memory->dtcm);
break;
}
if ((address & (DS_SIZE_RAM - 1)) < DS_SIZE_RAM) {
LOAD_32(value, address & (DS_SIZE_RAM - 1), memory->ram);
LOAD_32(value, address & (DS_SIZE_RAM - 4), memory->ram);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS9 Load32: %08X", address);
@ -729,11 +729,11 @@ uint32_t DS9Load32(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
case DS9_REGION_BIOS:
// TODO: Fix undersized BIOS
// TODO: Fix masking
LOAD_32(value, address & (DS9_SIZE_BIOS - 1), memory->bios9);
LOAD_32(value, address & (DS9_SIZE_BIOS - 4), memory->bios9);
break;
default:
if ((address & ~(DS9_SIZE_DTCM - 1)) == memory->dtcmBase) {
LOAD_32(value, address & (DS9_SIZE_DTCM - 1), memory->dtcm);
LOAD_32(value, address & (DS9_SIZE_DTCM - 4), memory->dtcm);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS9 Load32: %08X", address);
@ -759,18 +759,18 @@ uint32_t DS9Load16(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
case DS9_REGION_ITCM:
case DS9_REGION_ITCM_MIRROR:
if (address < memory->itcmSize) {
LOAD_16(value, address & (DS9_SIZE_ITCM - 1), memory->itcm);
LOAD_16(value, address & (DS9_SIZE_ITCM - 2), memory->itcm);
break;
}
mLOG(DS_MEM, STUB, "Bad DS9 Load16: %08X:%08X", address, value);
break;
case DS_REGION_RAM:
if ((address & ~(DS9_SIZE_DTCM - 1)) == memory->dtcmBase) {
LOAD_16(value, address & (DS9_SIZE_DTCM - 1), memory->dtcm);
LOAD_16(value, address & (DS9_SIZE_DTCM - 2), memory->dtcm);
break;
}
if ((address & (DS_SIZE_RAM - 1)) < DS_SIZE_RAM) {
LOAD_16(value, address & (DS_SIZE_RAM - 1), memory->ram);
LOAD_16(value, address & (DS_SIZE_RAM - 2), memory->ram);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS9 Load16: %08X", address);
@ -792,11 +792,11 @@ uint32_t DS9Load16(struct ARMCore* cpu, uint32_t address, int* cycleCounter) {
case DS9_REGION_BIOS:
// TODO: Fix undersized BIOS
// TODO: Fix masking
LOAD_16(value, address & (DS9_SIZE_BIOS - 1), memory->bios9);
LOAD_16(value, address & (DS9_SIZE_BIOS - 2), memory->bios9);
break;
default:
if ((address & ~(DS9_SIZE_DTCM - 1)) == memory->dtcmBase) {
LOAD_16(value, address & (DS9_SIZE_DTCM - 1), memory->dtcm);
LOAD_16(value, address & (DS9_SIZE_DTCM - 2), memory->dtcm);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS9 Load16: %08X", address);
@ -867,18 +867,18 @@ void DS9Store32(struct ARMCore* cpu, uint32_t address, int32_t value, int* cycle
case DS9_REGION_ITCM:
case DS9_REGION_ITCM_MIRROR:
if (address < memory->itcmSize) {
STORE_32(value, address & (DS9_SIZE_ITCM - 1), memory->itcm);
STORE_32(value, address & (DS9_SIZE_ITCM - 4), memory->itcm);
break;
}
mLOG(DS_MEM, STUB, "Bad DS9 Store32: %08X:%08X", address, value);
break;
case DS_REGION_RAM:
if ((address & ~(DS9_SIZE_DTCM - 1)) == memory->dtcmBase) {
STORE_32(value, address & (DS9_SIZE_DTCM - 1), memory->dtcm);
STORE_32(value, address & (DS9_SIZE_DTCM - 4), memory->dtcm);
break;
}
if ((address & (DS_SIZE_RAM - 1)) < DS_SIZE_RAM) {
STORE_32(value, address & (DS_SIZE_RAM - 1), memory->ram);
STORE_32(value, address & (DS_SIZE_RAM - 4), memory->ram);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS9 Store32: %08X:%08X", address, value);
@ -898,7 +898,7 @@ void DS9Store32(struct ARMCore* cpu, uint32_t address, int32_t value, int* cycle
}
default:
if ((address & ~(DS9_SIZE_DTCM - 1)) == memory->dtcmBase) {
STORE_32(value, address & (DS9_SIZE_DTCM - 1), memory->dtcm);
STORE_32(value, address & (DS9_SIZE_DTCM - 4), memory->dtcm);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS9 Store32: %08X:%08X", address, value);
@ -920,18 +920,18 @@ void DS9Store16(struct ARMCore* cpu, uint32_t address, int16_t value, int* cycle
case DS9_REGION_ITCM:
case DS9_REGION_ITCM_MIRROR:
if (address < memory->itcmSize) {
STORE_16(value, address & (DS9_SIZE_ITCM - 1), memory->itcm);
STORE_16(value, address & (DS9_SIZE_ITCM - 2), memory->itcm);
break;
}
mLOG(DS_MEM, STUB, "Bad DS9 Store16: %08X:%04X", address, value);
break;
case DS_REGION_RAM:
if ((address & ~(DS9_SIZE_DTCM - 1)) == memory->dtcmBase) {
STORE_16(value, address & (DS9_SIZE_DTCM - 1), memory->dtcm);
STORE_16(value, address & (DS9_SIZE_DTCM - 2), memory->dtcm);
break;
}
if ((address & (DS_SIZE_RAM - 1)) < DS_SIZE_RAM) {
STORE_16(value, address & (DS_SIZE_RAM - 1), memory->ram);
STORE_16(value, address & (DS_SIZE_RAM - 2), memory->ram);
break;
}
mLOG(DS_MEM, STUB, "Unimplemented DS9 Store16: %08X:%04X", address, value);