diff options
| author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2007-06-05 01:28:07 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-07-10 17:32:59 +0100 |
| commit | b63e804459b9b550c1ab21a43e6bac2272e32612 (patch) | |
| tree | f39ace33d68675f57a786e44bda27f54c595cd83 /arch/mips/lib-32 | |
| parent | c66df567e596bd43d6d3e094d82f82951e1b17cd (diff) | |
[MIPS] Remove unused watchpoint support and arch/mips/lib-{32,64}
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/lib-32')
| -rw-r--r-- | arch/mips/lib-32/Makefile | 5 | ||||
| -rw-r--r-- | arch/mips/lib-32/watch.S | 60 |
2 files changed, 0 insertions, 65 deletions
diff --git a/arch/mips/lib-32/Makefile b/arch/mips/lib-32/Makefile deleted file mode 100644 index 7bae849e544..00000000000 --- a/arch/mips/lib-32/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -# -# Makefile for MIPS-specific library files.. -# - -lib-y += watch.o diff --git a/arch/mips/lib-32/watch.S b/arch/mips/lib-32/watch.S deleted file mode 100644 index 808b3af1a60..00000000000 --- a/arch/mips/lib-32/watch.S +++ /dev/null @@ -1,60 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Kernel debug stuff to use the Watch registers. - * Useful to find stack overflows, dangling pointers etc. - * - * Copyright (C) 1995, 1996, 1999 by Ralf Baechle - */ -#include <asm/asm.h> -#include <asm/mipsregs.h> -#include <asm/regdef.h> - - .set noreorder -/* - * Parameter: a0 - logic address to watch - * Currently only KSEG0 addresses are allowed! - * a1 - set bit #1 to trap on load references - * bit #0 to trap on store references - * Results : none - */ - LEAF(__watch_set) - li t0, 0x80000000 - subu a0, t0 - ori a0, 7 - xori a0, 7 - or a0, a1 - mtc0 a0, CP0_WATCHLO - sw a0, watch_savelo - - jr ra - mtc0 zero, CP0_WATCHHI - END(__watch_set) - -/* - * Parameter: none - * Results : none - */ - LEAF(__watch_clear) - jr ra - mtc0 zero, CP0_WATCHLO - END(__watch_clear) - -/* - * Parameter: none - * Results : none - */ - LEAF(__watch_reenable) - lw t0, watch_savelo - jr ra - mtc0 t0, CP0_WATCHLO - END(__watch_reenable) - -/* - * Saved value of the c0_watchlo register for watch_reenable() - */ - .data -watch_savelo: .word 0 - .text |