From b7ba05db1185849b955f23e1ab023b1819243ddf Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Sat, 9 Jan 2016 15:33:23 -0700
Subject: Fix ReverseMmu address translation

---
 src/memory.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/memory.rs b/src/memory.rs
index b822fac..768ce59 100644
--- a/src/memory.rs
+++ b/src/memory.rs
@@ -154,7 +154,8 @@ impl ReverseMmu {
 
 impl Mmu for ReverseMmu {
     fn translate(&self, address: isa::Address) -> isa::Address {
-        self.top - address
+        let offset = address % 4;
+        (self.top - (address - offset)) + offset
     }
 }
 
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