From 6ed47e94644f854baa33d1e9f367cc9eebd99abf Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 25 Feb 2009 10:16:15 -0800
Subject: CPU: Implement translateTiming which defers to translateAtomic, and
 convert the timing simple CPU to use it.

---
 src/arch/x86/tlb.cc | 22 +++++++++++++++++++---
 src/arch/x86/tlb.hh | 12 +++++++++---
 2 files changed, 28 insertions(+), 6 deletions(-)

(limited to 'src/arch/x86')

diff --git a/src/arch/x86/tlb.cc b/src/arch/x86/tlb.cc
index 33017a6aa..a34922b44 100644
--- a/src/arch/x86/tlb.cc
+++ b/src/arch/x86/tlb.cc
@@ -190,7 +190,7 @@ TLB::demapPage(Addr va, uint64_t asn)
 
 template<class TlbFault>
 Fault
-TLB::translateAtomic(RequestPtr &req, ThreadContext *tc,
+TLB::translateAtomic(RequestPtr req, ThreadContext *tc,
         bool write, bool execute)
 {
     Addr vaddr = req->getVaddr();
@@ -663,17 +663,33 @@ TLB::translateAtomic(RequestPtr &req, ThreadContext *tc,
 };
 
 Fault
-DTB::translateAtomic(RequestPtr &req, ThreadContext *tc, bool write)
+DTB::translateAtomic(RequestPtr req, ThreadContext *tc, bool write)
 {
     return TLB::translateAtomic<FakeDTLBFault>(req, tc, write, false);
 }
 
+void
+DTB::translateTiming(RequestPtr req, ThreadContext *tc,
+        Translation *translation, bool write)
+{
+    assert(translation);
+    translation->finish(translateAtomic(req, tc, write), req, tc, write);
+}
+
 Fault
-ITB::translateAtomic(RequestPtr &req, ThreadContext *tc)
+ITB::translateAtomic(RequestPtr req, ThreadContext *tc)
 {
     return TLB::translateAtomic<FakeITLBFault>(req, tc, false, true);
 }
 
+void
+ITB::translateTiming(RequestPtr req, ThreadContext *tc,
+        Translation *translation)
+{
+    assert(translation);
+    translation->finish(translateAtomic(req, tc), req, tc, false);
+}
+
 #if FULL_SYSTEM
 
 Tick
diff --git a/src/arch/x86/tlb.hh b/src/arch/x86/tlb.hh
index 91bb4a761..56730983a 100644
--- a/src/arch/x86/tlb.hh
+++ b/src/arch/x86/tlb.hh
@@ -138,8 +138,10 @@ namespace X86ISA
         EntryList entryList;
 
         template<class TlbFault>
-        Fault translateAtomic(RequestPtr &req, ThreadContext *tc,
+        Fault translateAtomic(RequestPtr req, ThreadContext *tc,
                 bool write, bool execute);
+        void translateTiming(RequestPtr req, ThreadContext *tc,
+                Translation *translation, bool write, bool execute);
 
       public:
 
@@ -159,7 +161,9 @@ namespace X86ISA
             _allowNX = false;
         }
 
-        Fault translateAtomic(RequestPtr &req, ThreadContext *tc);
+        Fault translateAtomic(RequestPtr req, ThreadContext *tc);
+        void translateTiming(RequestPtr req, ThreadContext *tc,
+                Translation *translation);
 
         friend class DTB;
     };
@@ -172,7 +176,9 @@ namespace X86ISA
         {
             _allowNX = true;
         }
-        Fault translateAtomic(RequestPtr &req, ThreadContext *tc, bool write);
+        Fault translateAtomic(RequestPtr req, ThreadContext *tc, bool write);
+        void translateTiming(RequestPtr req, ThreadContext *tc,
+                Translation *translation, bool write);
 #if FULL_SYSTEM
         Tick doMmuRegRead(ThreadContext *tc, Packet *pkt);
         Tick doMmuRegWrite(ThreadContext *tc, Packet *pkt);
-- 
cgit v1.2.3