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GBA Memory: Fix ROMs incorrectly being resized

This commit is contained in:
Jeffrey Pfau 2015-05-17 15:37:55 -07:00
parent 57e84f0c69
commit e797d009d0
1 changed files with 3 additions and 3 deletions
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6
src/gba/memory.c
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@ -854,7 +854,7 @@ void GBAPatch32(struct ARMCore* cpu, uint32_t address, int32_t value, int32_t* o
case REGION_CART2:
case REGION_CART2_EX:
_pristineCow(gba);
if ((address & (SIZE_CART0 - 1)) < gba->memory.romSize) {
if ((address & (SIZE_CART0 - 1)) >= gba->memory.romSize) {
gba->memory.romSize = (address & (SIZE_CART0 - 4)) + 4;
}
LOAD_32(oldValue, address & (SIZE_CART0 - 1), gba->memory.rom);
@ -921,7 +921,7 @@ void GBAPatch16(struct ARMCore* cpu, uint32_t address, int16_t value, int16_t* o
case REGION_CART2:
case REGION_CART2_EX:
_pristineCow(gba);
if ((address & (SIZE_CART0 - 1)) < gba->memory.romSize) {
if ((address & (SIZE_CART0 - 1)) >= gba->memory.romSize) {
gba->memory.romSize = (address & (SIZE_CART0 - 2)) + 2;
}
LOAD_16(oldValue, address & (SIZE_CART0 - 1), gba->memory.rom);
@ -978,7 +978,7 @@ void GBAPatch8(struct ARMCore* cpu, uint32_t address, int8_t value, int8_t* old)
case REGION_CART2:
case REGION_CART2_EX:
_pristineCow(gba);
if ((address & (SIZE_CART0 - 1)) < gba->memory.romSize) {
if ((address & (SIZE_CART0 - 1)) >= gba->memory.romSize) {
gba->memory.romSize = (address & (SIZE_CART0 - 2)) + 2;
}
oldValue = ((int8_t*) memory->rom)[address & (SIZE_CART0 - 1)];