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, 0 insertions, 40 deletions

diff --git a/src/arch/mips/faults.cc b/src/arch/mips/faults.cc
index 39a2fa997..3d83a21aa 100644
--- a/src/arch/mips/faults.cc
+++ b/src/arch/mips/faults.cc
@@ -75,12 +75,6 @@ FaultName UnimplementedOpcodeFault::_name = "opdec";
 FaultVect UnimplementedOpcodeFault::_vect = 0x0481;
 FaultStat UnimplementedOpcodeFault::_count;
 
-#if !FULL_SYSTEM
-//FaultName PageTableFault::_name = "page_table_fault";
-//FaultVect PageTableFault::_vect = 0x0000;
-//FaultStat PageTableFault::_count;
-#endif
-
 FaultName InterruptFault::_name = "interrupt";
 FaultVect InterruptFault::_vect = 0x0101;
 FaultStat InterruptFault::_count;
@@ -125,40 +119,6 @@ FaultName DspStateDisabledFault::_name = "intover";
 FaultVect DspStateDisabledFault::_vect = 0x001a;
 FaultStat DspStateDisabledFault::_count;
 
-
-/*void PageTableFault::invoke(ThreadContext *tc)
-{
-    Process *p = tc->getProcessPtr();
-
-    Addr page_addr = p->pTable->pageAlign(vaddr);
-
-    warn("%i: [tid:%i]: %s encountered @ addr %x. Allocating new page for address range %x - %x.\n",
-         curTick, tc->getThreadNum(), name(), vaddr, page_addr, page_addr+VMPageSize);
-
-    p->pTable->allocate(page_addr, VMPageSize);
-
-    return;
-}
-*/
-    /* address is higher than the stack region or in the current stack region
-    if (vaddr > p->stack_base || vaddr > p->stack_min)
-        FaultBase::invoke(tc);
-
-    // We've accessed the next page
-    if (vaddr > p->stack_min - PageBytes) {
-        p->stack_min -= PageBytes;
-        if (p->stack_base - p->stack_min > 8*1024*1024) {
-            warn("Already allocated Over max stack size for one thread\n");
-        }
-        warn("%i: Allocating page for range %x - %x",
-             curTick, p->stack_min, p->stack_min-PageBytes);
-
-        p->pTable->allocate(p->stack_min, PageBytes);
-        warn("Increasing stack size by one page.");
-    } else {
-        FaultBase::invoke(tc);
-        }*/
-
 void ResetFault::invoke(ThreadContext *tc)
 {
     warn("[tid:%i]: %s encountered.\n", tc->getThreadNum(), name());