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fix(cartridge): specify intentional overflow in MBC5
continuous-integration/drone/push Build is passing Details

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Rekai Nyangadzayi Musuka 2021-08-19 16:09:58 -05:00
parent 0af95a1dd3
commit 8b78b2943e
1 changed files with 3 additions and 1 deletions
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4
src/cartridge.rs
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@ -372,7 +372,9 @@ impl MBCIo for MBC5 {
match addr { match addr {
0x0000..=0x3FFF => Address(addr as usize), 0x0000..=0x3FFF => Address(addr as usize),
0x4000..=0x7FFF => Address(0x4000 * self.rom_bank as usize + (addr as usize - 0x4000)), 0x4000..=0x7FFF => {
Address(0x4000u16.wrapping_mul(self.rom_bank) as usize + (addr as usize - 0x4000))
}
0xA000..=0xBFFF if self.mem_enabled => { 0xA000..=0xBFFF if self.mem_enabled => {
Value(self.memory[0x2000 * self.ram_bank as usize + (addr as usize - 0xA000)]) Value(self.memory[0x2000 * self.ram_bank as usize + (addr as usize - 0xA000)])
} }