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Ensure the MMU gets re-enabled if we fail to read an interrupt vector

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Ry 2022-09-18 18:22:40 -07:00
parent eba264db70
commit 56e41e3915
1 changed files with 2 additions and 0 deletions
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2
src/cpu.rs
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@ -264,6 +264,7 @@ impl Cpu {
*self.bus.memory.mmu_enabled() = false; *self.bus.memory.mmu_enabled() = false;
let address_maybe = self.bus.memory.read_32(address_of_pointer); let address_maybe = self.bus.memory.read_32(address_of_pointer);
if address_maybe == None { if address_maybe == None {
*self.bus.memory.mmu_enabled() = old_mmu_state;
return; return;
} }
let address = address_maybe.unwrap(); let address = address_maybe.unwrap();
@ -292,6 +293,7 @@ impl Cpu {
*self.bus.memory.mmu_enabled() = false; *self.bus.memory.mmu_enabled() = false;
let address_maybe = self.bus.memory.read_32(address_of_pointer); let address_maybe = self.bus.memory.read_32(address_of_pointer);
if address_maybe == None { if address_maybe == None {
*self.bus.memory.mmu_enabled() = old_mmu_state;
return; return;
} }
let address = address_maybe.unwrap(); let address = address_maybe.unwrap();