SE: Fix simulating more than 4GB of RAM in SE mode

This change removes some dead code in PhysicalMemory, uses a 64 bit type
for the page pointer in System (instead of 32 bit) and cleans up some style.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/sim/system.hh b/src/sim/system.hh
index 452446623..cdf7d3d7e 100644
--- a/src/sim/system.hh
+++ b/src/sim/system.hh
@@ -137,15 +137,15 @@ class System : public SimObject
 
 #else
 
-    int page_ptr;
+    Addr pagePtr;
 
   protected:
-    uint64_t next_PID;
+    uint64_t nextPID;
 
   public:
     uint64_t allocatePID()
     {
-        return next_PID++;
+        return nextPID++;
     }
 
     /** Amount of physical memory that is still free */