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| author | David S. Miller <davem@sunset.davemloft.net> | 2005-09-21 21:50:51 -0400 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2005-09-21 21:50:51 -0400 |
| commit | 2a7e2990340a1c42321d79dc99755683ea5a1026 (patch) | |
| tree | 4423f305fd52c7a28a38f00cd826d01ad60f2e97 /arch/sparc64/kernel/dtlb_base.S | |
| parent | efb0372bbaf5b829ff8c39db372779928af542a7 (diff) | |
[SPARC64]: Move kernel TLB miss handling into a seperate file.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/dtlb_base.S')
| -rw-r--r-- | arch/sparc64/kernel/dtlb_base.S | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/sparc64/kernel/dtlb_base.S b/arch/sparc64/kernel/dtlb_base.S index ded2fed23fcc..702d349c1e88 100644 --- a/arch/sparc64/kernel/dtlb_base.S +++ b/arch/sparc64/kernel/dtlb_base.S | |||
| @@ -71,7 +71,7 @@ | |||
| 71 | from_tl1_trap: | 71 | from_tl1_trap: |
| 72 | rdpr %tl, %g5 ! For TL==3 test | 72 | rdpr %tl, %g5 ! For TL==3 test |
| 73 | CREATE_VPTE_OFFSET1(%g4, %g6) ! Create VPTE offset | 73 | CREATE_VPTE_OFFSET1(%g4, %g6) ! Create VPTE offset |
| 74 | be,pn %xcc, 3f ! Yep, special processing | 74 | be,pn %xcc, kvmap ! Yep, special processing |
| 75 | CREATE_VPTE_OFFSET2(%g4, %g6) ! Create VPTE offset | 75 | CREATE_VPTE_OFFSET2(%g4, %g6) ! Create VPTE offset |
| 76 | cmp %g5, 4 ! Last trap level? | 76 | cmp %g5, 4 ! Last trap level? |
| 77 | be,pn %xcc, longpath ! Yep, cannot risk VPTE miss | 77 | be,pn %xcc, longpath ! Yep, cannot risk VPTE miss |
| @@ -83,9 +83,9 @@ from_tl1_trap: | |||
| 83 | nop ! Delay-slot | 83 | nop ! Delay-slot |
| 84 | 9: stxa %g5, [%g0] ASI_DTLB_DATA_IN ! Reload TLB | 84 | 9: stxa %g5, [%g0] ASI_DTLB_DATA_IN ! Reload TLB |
| 85 | retry ! Trap return | 85 | retry ! Trap return |
| 86 | 3: brlz,pt %g4, 9b ! Kernel virtual map? | 86 | nop |
| 87 | xor %g2, %g4, %g5 ! Finish bit twiddles | 87 | nop |
| 88 | ba,a,pt %xcc, kvmap ! Yep, go check for obp/vmalloc | 88 | nop |
| 89 | 89 | ||
| 90 | /* DTLB ** ICACHE line 3: winfixups+real_faults */ | 90 | /* DTLB ** ICACHE line 3: winfixups+real_faults */ |
| 91 | longpath: | 91 | longpath: |