Changeset 02055415 in mainline for arch/mips32/src/mm/tlb.c

Timestamp:

2005-12-10T19:15:05Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

a276c56

Parents:

f5acb62

Message:

ptlb command (currently usable on mips32 only).

File:

• arch/mips32/src/mm/tlb.c (modified) (3 diffs)

arch/mips32/src/mm/tlb.c

@@ -66 +66 @@
          * Invalidate all entries.
          */
-        for (i = 0; i < TLB_SIZE; i++) {
+        for (i = 0; i < TLB_ENTRY_COUNT; i++) {
                 cp0_index_write(i);
                 tlbwi();
@@ -323 +323 @@
         ipl = interrupts_disable();
         
-        for (i = 0; i < TLB_SIZE; i++) {
+        for (i = 0; i < TLB_ENTRY_COUNT; i++) {
                 cp0_index_write(i);
                 tlbr();
@@ -400 +400 @@
 }
 
+/** Print contents of TLB. */
 void tlb_print(void)
 {
-}
+        entry_lo_t lo0, lo1;
+        entry_hi_t hi;
+        int i;
+
+        printf("TLB:\n");
+        for (i = 0; i < TLB_ENTRY_COUNT; i++) {
+                cp0_index_write(i);
+
+                tlbr();
+                
+                hi.value = cp0_entry_hi_read();
+                lo0.value = cp0_entry_lo0_read();
+                lo1.value = cp0_entry_lo1_read();
+                
+                printf("%d: asid=%d, vpn2=%d\tg[0]=%d, v[0]=%d, d[0]=%d, c[0]=%B, pfn[0]=%d\n"
+                       "\t\t\tg[1]=%d, v[1]=%d, d[1]=%d, c[1]=%B, pfn[1]=%d\n",
+                       i, hi.asid, hi.vpn2, lo0.g, lo0.v, lo0.d, lo0.c, lo0.pfn,
+                       lo1.g, lo1.v, lo1.d, lo1.c, lo1.pfn);
+        }
+}