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small fixes

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This commit is contained in:
Braiden Gent
2024-04-15 04:06:54 -07:00
parent ae3034065d
commit cfe7b1b82c
7 changed files with 145 additions and 38 deletions
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13
src/mbc.cpp
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@@ -5,7 +5,8 @@ void AddressSpace::determineMBCInfo() {
romSize = 32768 * (1 << memoryLayout.romBank0[0x147]);
romBanks = 1 << (memoryLayout.romBank0[0x147] + 1);
switch (memoryLayout.romBank0[0x0149]) {
const Byte ramSize = memoryLayout.romBank0[0x0149];
switch (ramSize) {
case 0x02:
externalRamSize = 8196;
externalRamBanks = 1;
@@ -96,23 +97,19 @@ void AddressSpace::MBCUpdate() {
}
void AddressSpace::loadRomBank() {
Byte* old = memoryLayout.romBankSwitch;
memoryLayout.romBankSwitch = game.data() + (ROM_BANK_SIZE * selectedRomBank);
if (old != memoryLayout.romBankSwitch)
printf("\n");
}
void AddressSpace::createRamBank() {
if (externalRamSize)
if (externalRamSize) {
cartridgeRam = new Byte[externalRamSize];
memoryLayout.externalRam = cartridgeRam;
}
}
void AddressSpace::loadRamBank() {
Byte* old = memoryLayout.externalRam;
if (cartridgeRam != nullptr)
memoryLayout.externalRam = cartridgeRam + (RAM_BANK_SIZE * selectedExternalRamBank);
if (old != memoryLayout.externalRam)
printf("\n");
}