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authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>2007-06-04 12:28:07 -0400
committerRalf Baechle <ralf@linux-mips.org>2007-07-10 12:32:59 -0400
commitb63e804459b9b550c1ab21a43e6bac2272e32612 (patch)
treef39ace33d68675f57a786e44bda27f54c595cd83 /arch
parentc66df567e596bd43d6d3e094d82f82951e1b17cd (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')
-rw-r--r--arch/mips/Makefile2
-rw-r--r--arch/mips/kernel/proc.c1
-rw-r--r--arch/mips/kernel/traps.c1
-rw-r--r--arch/mips/lib-32/Makefile5
-rw-r--r--arch/mips/lib-32/watch.S60
-rw-r--r--arch/mips/lib-64/Makefile5
-rw-r--r--arch/mips/lib-64/watch.S57
7 files changed, 0 insertions, 131 deletions
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 077eb0bd1c78..12e24146a06c 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -633,8 +633,6 @@ CPPFLAGS_vmlinux.lds := \
633head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o 633head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
634 634
635libs-y += arch/mips/lib/ 635libs-y += arch/mips/lib/
636libs-$(CONFIG_32BIT) += arch/mips/lib-32/
637libs-$(CONFIG_64BIT) += arch/mips/lib-64/
638 636
639core-y += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/ 637core-y += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
640 638
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index 5ddc2e9deecf..eb7730d67934 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -14,7 +14,6 @@
14#include <asm/cpu-features.h> 14#include <asm/cpu-features.h>
15#include <asm/mipsregs.h> 15#include <asm/mipsregs.h>
16#include <asm/processor.h> 16#include <asm/processor.h>
17#include <asm/watch.h>
18 17
19unsigned int vced_count, vcei_count; 18unsigned int vced_count, vcei_count;
20 19
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 20bdbe48839b..7e9cb5b1b4a7 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -39,7 +39,6 @@
39#include <asm/traps.h> 39#include <asm/traps.h>
40#include <asm/uaccess.h> 40#include <asm/uaccess.h>
41#include <asm/mmu_context.h> 41#include <asm/mmu_context.h>
42#include <asm/watch.h>
43#include <asm/types.h> 42#include <asm/types.h>
44#include <asm/stacktrace.h> 43#include <asm/stacktrace.h>
45 44
diff --git a/arch/mips/lib-32/Makefile b/arch/mips/lib-32/Makefile
deleted file mode 100644
index 7bae849e544a..000000000000
--- a/arch/mips/lib-32/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
1#
2# Makefile for MIPS-specific library files..
3#
4
5lib-y += watch.o
diff --git a/arch/mips/lib-32/watch.S b/arch/mips/lib-32/watch.S
deleted file mode 100644
index 808b3af1a605..000000000000
--- a/arch/mips/lib-32/watch.S
+++ /dev/null
@@ -1,60 +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 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 - logic address to watch
18 * Currently only KSEG0 addresses are allowed!
19 * a1 - set bit #1 to trap on load references
20 * bit #0 to trap on store references
21 * Results : none
22 */
23 LEAF(__watch_set)
24 li t0, 0x80000000
25 subu a0, t0
26 ori a0, 7
27 xori a0, 7
28 or a0, a1
29 mtc0 a0, CP0_WATCHLO
30 sw a0, watch_savelo
31
32 jr ra
33 mtc0 zero, CP0_WATCHHI
34 END(__watch_set)
35
36/*
37 * Parameter: none
38 * Results : none
39 */
40 LEAF(__watch_clear)
41 jr ra
42 mtc0 zero, CP0_WATCHLO
43 END(__watch_clear)
44
45/*
46 * Parameter: none
47 * Results : none
48 */
49 LEAF(__watch_reenable)
50 lw t0, watch_savelo
51 jr ra
52 mtc0 t0, CP0_WATCHLO
53 END(__watch_reenable)
54
55/*
56 * Saved value of the c0_watchlo register for watch_reenable()
57 */
58 .data
59watch_savelo: .word 0
60 .text
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
5lib-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
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-20 02:35:44 -0500