Address translation: Make the page table more flexible.

The page table now stores actual page table entries. It is still a templated
class here, but this will be corrected in the near future.

--HG--
extra : convert_revision : 804dcc6320414c2b3ab76a74a15295bd24e1d13d

1 files changed, 7 insertions, 2 deletions

diff --git a/src/arch/alpha/pagetable.hh b/src/arch/alpha/pagetable.hh
index c7e1c8923..0b885bc36 100644
--- a/src/arch/alpha/pagetable.hh
+++ b/src/arch/alpha/pagetable.hh
@@ -89,9 +89,14 @@ namespace AlphaISA {
         Addr paddr() const { return _pfn() << PageShift; }
     };
 
-    // ITB/DTB page table entry
-    struct PTE
+    // ITB/DTB table entry
+    struct TlbEntry
     {
+        //Construct an entry that maps to physical address addr.
+        TlbEntry(Addr addr)
+        {
+        }
+
         Addr tag;			// virtual page number tag
         Addr ppn;			// physical page number
         uint8_t xre;		// read permissions - VMEM_PERM_* mask