diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 1998-03-17 22:05:47 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 1998-03-17 22:05:47 +0000 |
| commit | 27cfca1ec98e91261b1a5355d10a8996464b63af (patch) | |
| tree | 8e895a53e372fa682b4c0a585b9377d67ed70d0e /arch/sparc64/mm/ultra.S | |
| parent | 6a76fb7214c477ccf6582bd79c5b4ccc4f9c41b1 (diff) | |
Look Ma' what I found on my harddisk ...
o New faster syscalls for 2.1.x, too
o Upgrade to 2.1.89.
Don't try to run this. It's flaky as hell. But feel free to debug ...
Diffstat (limited to 'arch/sparc64/mm/ultra.S')
| -rw-r--r-- | arch/sparc64/mm/ultra.S | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/arch/sparc64/mm/ultra.S b/arch/sparc64/mm/ultra.S index 8a745bf0a..ea0faa16b 100644 --- a/arch/sparc64/mm/ultra.S +++ b/arch/sparc64/mm/ultra.S @@ -1,4 +1,4 @@ -/* $Id: ultra.S,v 1.18 1997/08/08 08:34:23 jj Exp $ +/* $Id: ultra.S,v 1.20 1997/10/03 20:42:46 davem Exp $ * ultra.S: Don't expand these all over the place... * * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) @@ -46,26 +46,29 @@ __flush_tlb_range: /* %o0 == (mm->context & 0x1fff), %o1 == start, %o2 == end */ cmp %o4, 96 bgu,pn %icc, 9b mov SECONDARY_CONTEXT, %g7 - rdpr %pstate, %g1 - wrpr %g1, PSTATE_IE, %pstate ldxa [%g7] ASI_DMMU, %g2 - cmp %g2, %o0 + nop + nop + cmp %g2, %o0 be,pt %icc, 1f sub %o3, %g5, %o3 + rdpr %pstate, %g1 + wrpr %g1, PSTATE_IE, %pstate stxa %o0, [%g7] ASI_DMMU + 1: stxa %g0, [%o1 + %o3] ASI_DMMU_DEMAP stxa %g0, [%o1 + %o3] ASI_IMMU_DEMAP brnz,pt %o3, 1b sub %o3, %g5, %o3 flush %g6 - - be,a,pt %icc, 1f + be,pt %icc, 1f nop stxa %g2, [%g7] ASI_DMMU -1: flush %g6 + + flush %g6 wrpr %g1, 0, %pstate - retl +1: retl nop .align 32 @@ -73,7 +76,7 @@ __flush_tlb_page: /* %o0 == (mm->context & 0x1fff), %o1 == page & PAGE_MASK */ mov SECONDARY_CONTEXT, %g7 ldxa [%g7] ASI_DMMU, %g2 cmp %g2, %o0 - be,pt %icc, 1f + bne,pt %icc, 1f or %o1, 0x10, %g3 stxa %g0, [%g3] ASI_DMMU_DEMAP stxa %g0, [%g3] ASI_IMMU_DEMAP |