From: Gabe Black <gblack@eecs.umich.edu>
Date: Fri, 10 Nov 2006 20:32:15 +0000 (-0500)
Subject: Elaborated on the tlb stubs so that they just set the physical address to the virtual... 
X-Git-Tag: m5_2.0_beta2~65^2
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6d54a77518664bc9064211fcf85958b7e2caa9cc;p=gem5.git

Elaborated on the tlb stubs so that they just set the physical address to the virtual address.

--HG--
extra : convert_revision : 41478abc4d21d504420f6842338675c0767f7cf9
---

diff --git a/src/arch/sparc/tlb.hh b/src/arch/sparc/tlb.hh
index 0fdba6baf..7a9a6aea1 100644
--- a/src/arch/sparc/tlb.hh
+++ b/src/arch/sparc/tlb.hh
@@ -31,6 +31,7 @@
 #ifndef __ARCH_SPARC_TLB_HH__
 #define __ARCH_SPARC_TLB_HH__
 
+#include "base/misc.hh"
 #include "mem/request.hh"
 #include "sim/faults.hh"
 #include "sim/sim_object.hh"
@@ -56,6 +57,9 @@ namespace SparcISA
 
         Fault translate(RequestPtr &req, ThreadContext *tc) const
         {
+            //For now, always assume the address is already physical.
+            //Also assume that there are 40 bits of physical address space.
+            req->setPaddr(req->getVaddr() & ((1ULL << 40) - 1));
             return NoFault;
         }
     };
@@ -69,6 +73,9 @@ namespace SparcISA
 
         Fault translate(RequestPtr &req, ThreadContext *tc, bool write) const
         {
+            //For now, always assume the address is already physical.
+            //Also assume that there are 40 bits of physical address space.
+            req->setPaddr(req->getVaddr() & ((1ULL << 40) - 1));
             return NoFault;
         }
     };