diff options
Diffstat (limited to 'arch/sparc64/kernel/dtlb_prot.S')
| -rw-r--r-- | arch/sparc64/kernel/dtlb_prot.S | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/sparc64/kernel/dtlb_prot.S b/arch/sparc64/kernel/dtlb_prot.S index d848bb7374bb..e0a920162604 100644 --- a/arch/sparc64/kernel/dtlb_prot.S +++ b/arch/sparc64/kernel/dtlb_prot.S | |||
| @@ -14,14 +14,14 @@ | |||
| 14 | */ | 14 | */ |
| 15 | 15 | ||
| 16 | /* PROT ** ICACHE line 1: User DTLB protection trap */ | 16 | /* PROT ** ICACHE line 1: User DTLB protection trap */ |
| 17 | stxa %g0, [%g1] ASI_DMMU ! Clear SFSR FaultValid bit | 17 | mov TLB_SFSR, %g1 |
| 18 | membar #Sync ! Synchronize ASI stores | 18 | stxa %g0, [%g1] ASI_DMMU ! Clear FaultValid bit |
| 19 | rdpr %pstate, %g5 ! Move into alternate globals | 19 | membar #Sync ! Synchronize stores |
| 20 | rdpr %pstate, %g5 ! Move into alt-globals | ||
| 20 | wrpr %g5, PSTATE_AG|PSTATE_MG, %pstate | 21 | wrpr %g5, PSTATE_AG|PSTATE_MG, %pstate |
| 21 | rdpr %tl, %g1 ! Need to do a winfixup? | 22 | rdpr %tl, %g1 ! Need a winfixup? |
| 22 | cmp %g1, 1 ! Trap level >1? | 23 | cmp %g1, 1 ! Trap level >1? |
| 23 | mov TLB_TAG_ACCESS, %g4 ! Prepare reload of vaddr | 24 | mov TLB_TAG_ACCESS, %g4 ! For reload of vaddr |
| 24 | nop | ||
| 25 | 25 | ||
| 26 | /* PROT ** ICACHE line 2: More real fault processing */ | 26 | /* PROT ** ICACHE line 2: More real fault processing */ |
| 27 | bgu,pn %xcc, winfix_trampoline ! Yes, perform winfixup | 27 | bgu,pn %xcc, winfix_trampoline ! Yes, perform winfixup |