diff options
Diffstat (limited to 'arch/sparc64/kernel/itlb_miss.S')
-rw-r--r-- | arch/sparc64/kernel/itlb_miss.S | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/sparc64/kernel/itlb_miss.S b/arch/sparc64/kernel/itlb_miss.S index 6dfe3968c37..ad46e2024f4 100644 --- a/arch/sparc64/kernel/itlb_miss.S +++ b/arch/sparc64/kernel/itlb_miss.S | |||
@@ -9,18 +9,18 @@ | |||
9 | cmp %g4, %g6 ! Compare TAG | 9 | cmp %g4, %g6 ! Compare TAG |
10 | 10 | ||
11 | /* ITLB ** ICACHE line 2: TSB compare and TLB load */ | 11 | /* ITLB ** ICACHE line 2: TSB compare and TLB load */ |
12 | sethi %hi(PAGE_EXEC), %g4 ! Setup exec check | ||
13 | ldx [%g4 + %lo(PAGE_EXEC)], %g4 | ||
14 | bne,pn %xcc, tsb_miss_itlb ! Miss | 12 | bne,pn %xcc, tsb_miss_itlb ! Miss |
15 | mov FAULT_CODE_ITLB, %g3 | 13 | mov FAULT_CODE_ITLB, %g3 |
16 | andcc %g5, %g4, %g0 ! Executable? | 14 | andcc %g5, _PAGE_EXEC_4U, %g0 ! Executable? |
17 | be,pn %xcc, tsb_do_fault | 15 | be,pn %xcc, tsb_do_fault |
18 | nop ! Delay slot, fill me | 16 | nop ! Delay slot, fill me |
17 | stxa %g5, [%g0] ASI_ITLB_DATA_IN ! Load TLB | ||
18 | retry ! Trap done | ||
19 | nop | 19 | nop |
20 | 20 | ||
21 | /* ITLB ** ICACHE line 3: */ | 21 | /* ITLB ** ICACHE line 3: */ |
22 | stxa %g5, [%g0] ASI_ITLB_DATA_IN ! Load TLB | 22 | nop |
23 | retry ! Trap done | 23 | nop |
24 | nop | 24 | nop |
25 | nop | 25 | nop |
26 | nop | 26 | nop |