summaryrefslogtreecommitdiff
path: root/arch/mips/mm/tlb-r4k.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/mm/tlb-r4k.c')
-rw-r--r--arch/mips/mm/tlb-r4k.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index 21d04dfa11db..c618eed933a1 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -303,7 +303,7 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte)
unsigned long lo;
write_c0_pagemask(PM_HUGE_MASK);
ptep = (pte_t *)pmdp;
- lo = pte_val(*ptep) >> 6;
+ lo = pte_to_entrylo(pte_val(*ptep));
write_c0_entrylo0(lo);
write_c0_entrylo1(lo + (HPAGE_SIZE >> 7));
@@ -323,8 +323,8 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte)
ptep++;
write_c0_entrylo1(ptep->pte_high);
#else
- write_c0_entrylo0(pte_val(*ptep++) >> 6);
- write_c0_entrylo1(pte_val(*ptep) >> 6);
+ write_c0_entrylo0(pte_to_entrylo(pte_val(*ptep++)));
+ write_c0_entrylo1(pte_to_entrylo(pte_val(*ptep)));
#endif
mtc0_tlbw_hazard();
if (idx < 0)
@@ -437,6 +437,19 @@ void __cpuinit tlb_init(void)
current_cpu_type() == CPU_R12000 ||
current_cpu_type() == CPU_R14000)
write_c0_framemask(0);
+
+ if (kernel_uses_smartmips_rixi) {
+ /*
+ * Enable the no read, no exec bits, and enable large virtual
+ * address.
+ */
+ u32 pg = PG_RIE | PG_XIE;
+#ifdef CONFIG_64BIT
+ pg |= PG_ELPA;
+#endif
+ write_c0_pagegrain(pg);
+ }
+
temp_tlb_entry = current_cpu_data.tlbsize - 1;
/* From this point on the ARC firmware is dead. */