From b26175e8eb6b4e6b12a2478e1bb5321fc5af6b72 Mon Sep 17 00:00:00 2001
From: David Li
Date: Mon, 11 Jan 2016 09:57:39 -0700
Subject: Correct ReverseMmu (map 0 to present address)
---
src/memory.rs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
(limited to 'src')
diff --git a/src/memory.rs b/src/memory.rs
index 768ce59..83f53af 100644
--- a/src/memory.rs
+++ b/src/memory.rs
@@ -155,7 +155,7 @@ impl ReverseMmu {
impl Mmu for ReverseMmu {
fn translate(&self, address: isa::Address) -> isa::Address {
let offset = address % 4;
- (self.top - (address - offset)) + offset
+ (self.top - 4 - (address - offset)) + offset
}
}
--
cgit v1.2.3