diff options
author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2007-06-04 12:28:07 -0400 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2007-07-10 12:32:59 -0400 |
commit | b63e804459b9b550c1ab21a43e6bac2272e32612 (patch) | |
tree | f39ace33d68675f57a786e44bda27f54c595cd83 /arch/mips/lib-64 | |
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-64')
-rw-r--r-- | arch/mips/lib-64/Makefile | 5 | ||||
-rw-r--r-- | arch/mips/lib-64/watch.S | 57 |
2 files changed, 0 insertions, 62 deletions
diff --git a/arch/mips/lib-64/Makefile b/arch/mips/lib-64/Makefile deleted file mode 100644 index 7bae849e544a..000000000000 --- a/arch/mips/lib-64/Makefile +++ /dev/null | |||
@@ -1,5 +0,0 @@ | |||
1 | # | ||
2 | # Makefile for MIPS-specific library files.. | ||
3 | # | ||
4 | |||
5 | lib-y += watch.o | ||
diff --git a/arch/mips/lib-64/watch.S b/arch/mips/lib-64/watch.S deleted file mode 100644 index f91434013695..000000000000 --- a/arch/mips/lib-64/watch.S +++ /dev/null | |||
@@ -1,57 +0,0 @@ | |||
1 | /* | ||
2 | * This file is subject to the terms and conditions of the GNU General Public | ||
3 | * License. See the file "COPYING" in the main directory of this archive | ||
4 | * for more details. | ||
5 | * | ||
6 | * Kernel debug stuff to use the Watch registers. | ||
7 | * Useful to find stack overflows, dangling pointers etc. | ||
8 | * | ||
9 | * Copyright (C) 1995, 1996, 1999, 2001 by Ralf Baechle | ||
10 | */ | ||
11 | #include <asm/asm.h> | ||
12 | #include <asm/mipsregs.h> | ||
13 | #include <asm/regdef.h> | ||
14 | |||
15 | .set noreorder | ||
16 | /* | ||
17 | * Parameter: a0 - physical address to watch | ||
18 | * a1 - set bit #1 to trap on load references | ||
19 | * bit #0 to trap on store references | ||
20 | * Results : none | ||
21 | */ | ||
22 | LEAF(__watch_set) | ||
23 | ori a0, 7 | ||
24 | xori a0, 7 | ||
25 | or a0, a1 | ||
26 | mtc0 a0, CP0_WATCHLO | ||
27 | sd a0, watch_savelo | ||
28 | dsrl32 a0, a0, 0 | ||
29 | |||
30 | jr ra | ||
31 | mtc0 zero, CP0_WATCHHI | ||
32 | END(__watch_set) | ||
33 | |||
34 | /* | ||
35 | * Parameter: none | ||
36 | * Results : none | ||
37 | */ | ||
38 | LEAF(__watch_clear) | ||
39 | jr ra | ||
40 | mtc0 zero, CP0_WATCHLO | ||
41 | END(__watch_clear) | ||
42 | |||
43 | /* | ||
44 | * Parameter: none | ||
45 | * Results : none | ||
46 | */ | ||
47 | LEAF(__watch_reenable) | ||
48 | ld t0, watch_savelo | ||
49 | jr ra | ||
50 | mtc0 t0, CP0_WATCHLO | ||
51 | END(__watch_reenable) | ||
52 | |||
53 | /* | ||
54 | * Saved value of the c0_watchlo register for watch_reenable() | ||
55 | */ | ||
56 | .local watch_savelo | ||
57 | .comm watch_savelo, 8, 8 | ||