X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fcpu%2Fsimple_thread.hh;h=189cbeec5ea3f5be18280b9672cb087fe18cdebd;hb=67fda02dda290d614de233846fee434b3713b1dc;hp=2b79c97081c5b2d1d5c6f6234a2373eae51cf087;hpb=2dd65dc2546216ef132e30f5c590e11e35b4ff37;p=gem5.git

diff --git a/src/cpu/simple_thread.hh b/src/cpu/simple_thread.hh
index 2b79c9708..189cbeec5 100644
--- a/src/cpu/simple_thread.hh
+++ b/src/cpu/simple_thread.hh
@@ -99,7 +99,7 @@ class SimpleThread : public ThreadState
     typedef ThreadContext::Status Status;
 
   protected:
-    RegFile regs;	// correct-path register context
+    RegFile regs;       // correct-path register context
 
   public:
     // pointer to CPU associated with this SimpleThread
@@ -163,6 +163,22 @@ class SimpleThread : public ThreadState
         return dtb->translate(req, tc, true);
     }
 
+    void demapPage(Addr vaddr, uint64_t asn)
+    {
+        itb->demapPage(vaddr, asn);
+        dtb->demapPage(vaddr, asn);
+    }
+
+    void demapInstPage(Addr vaddr, uint64_t asn)
+    {
+        itb->demapPage(vaddr, asn);
+    }
+
+    void demapDataPage(Addr vaddr, uint64_t asn)
+    {
+        dtb->demapPage(vaddr, asn);
+    }
+
 #if FULL_SYSTEM
     int getInstAsid() { return regs.instAsid(); }
     int getDataAsid() { return regs.dataAsid(); }
@@ -192,12 +208,11 @@ class SimpleThread : public ThreadState
 
     FunctionalPort *getPhysPort() { return physPort; }
 
-    /** Return a virtual port. If no thread context is specified then a static
-     * port is returned. Otherwise a port is created and returned. It must be
-     * deleted by deleteVirtPort(). */
-    VirtualPort *getVirtPort(ThreadContext *tc);
-
-    void delVirtPort(VirtualPort *vp);
+    /** Return a virtual port. This port cannot be cached locally in an object.
+     * After a CPU switch it may point to the wrong memory object which could
+     * mean stale data.
+     */
+    VirtualPort *getVirtPort() { return virtPort; }
 #endif
 
     Status status() const { return _status; }
@@ -394,12 +409,6 @@ class SimpleThread : public ThreadState
         process->syscall(callnum, tc);
     }
 #endif
-
-    void changeRegFileContext(TheISA::RegContextParam param,
-            TheISA::RegContextVal val)
-    {
-        regs.changeContext(param, val);
-    }
 };