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-rw-r--r--arch/mips/mm/tlb-r3k.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/mips/mm/tlb-r3k.c b/arch/mips/mm/tlb-r3k.c
index b34b75d62a73..49b7132069d0 100644
--- a/arch/mips/mm/tlb-r3k.c
+++ b/arch/mips/mm/tlb-r3k.c
@@ -36,7 +36,7 @@ extern void build_tlb_refill_handler(void);
"nop\n\t" \
".set pop\n\t")
-int r3k_have_wired_reg; /* should be in cpu_data? */
+static int r3k_have_wired_reg; /* Should be in cpu_data? */
/* TLB operations. */
static void local_flush_tlb_from(int entry)
@@ -280,6 +280,13 @@ void add_wired_entry(unsigned long entrylo0, unsigned long entrylo1,
void tlb_init(void)
{
+ switch (current_cpu_type()) {
+ case CPU_TX3922:
+ case CPU_TX3927:
+ r3k_have_wired_reg = 1;
+ write_c0_wired(0); /* Set to 8 on reset... */
+ break;
+ }
local_flush_tlb_from(0);
build_tlb_refill_handler();
}