diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/mips/Makefile | 2 | ||||
| -rw-r--r-- | arch/mips/kernel/proc.c | 1 | ||||
| -rw-r--r-- | arch/mips/kernel/traps.c | 1 | ||||
| -rw-r--r-- | arch/mips/lib-32/Makefile | 5 | ||||
| -rw-r--r-- | arch/mips/lib-32/watch.S | 60 | ||||
| -rw-r--r-- | arch/mips/lib-64/Makefile | 5 | ||||
| -rw-r--r-- | arch/mips/lib-64/watch.S | 57 | ||||
| -rw-r--r-- | include/asm-mips/watch.h | 35 |
8 files changed, 0 insertions, 166 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 := \ head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o libs-y += arch/mips/lib/ -libs-$(CONFIG_32BIT) += arch/mips/lib-32/ -libs-$(CONFIG_64BIT) += arch/mips/lib-64/ core-y += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/ 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 @@ #include <asm/cpu-features.h> #include <asm/mipsregs.h> #include <asm/processor.h> -#include <asm/watch.h> unsigned int vced_count, vcei_count; 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 @@ #include <asm/traps.h> #include <asm/uaccess.h> #include <asm/mmu_context.h> -#include <asm/watch.h> #include <asm/types.h> #include <asm/stacktrace.h> 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 @@ -# -# 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 808b3af1a605..000000000000 --- 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 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 @@ -# -# Makefile for MIPS-specific library files.. -# - -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 @@ -/* - * 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, 2001 by Ralf Baechle - */ -#include <asm/asm.h> -#include <asm/mipsregs.h> -#include <asm/regdef.h> - - .set noreorder -/* - * Parameter: a0 - physical address to watch - * a1 - set bit #1 to trap on load references - * bit #0 to trap on store references - * Results : none - */ - LEAF(__watch_set) - ori a0, 7 - xori a0, 7 - or a0, a1 - mtc0 a0, CP0_WATCHLO - sd a0, watch_savelo - dsrl32 a0, a0, 0 - - 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) - ld t0, watch_savelo - jr ra - mtc0 t0, CP0_WATCHLO - END(__watch_reenable) - -/* - * Saved value of the c0_watchlo register for watch_reenable() - */ - .local watch_savelo - .comm watch_savelo, 8, 8 diff --git a/include/asm-mips/watch.h b/include/asm-mips/watch.h deleted file mode 100644 index 6aa90cae1114..000000000000 --- a/include/asm-mips/watch.h +++ /dev/null @@ -1,35 +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. - * - * Copyright (C) 1996, 1997, 1998, 2000, 2001 by Ralf Baechle - */ -#ifndef _ASM_WATCH_H -#define _ASM_WATCH_H - -#include <linux/linkage.h> - -/* - * Types of reference for watch_set() - */ -enum wref_type { - wr_save = 1, - wr_load = 2 -}; - -extern asmlinkage void __watch_set(unsigned long addr, enum wref_type ref); -extern asmlinkage void __watch_clear(void); -extern asmlinkage void __watch_reenable(void); - -#define watch_set(addr, ref) \ - if (cpu_has_watch) \ - __watch_set(addr, ref) -#define watch_clear() \ - if (cpu_has_watch) \ - __watch_clear() -#define watch_reenable() \ - if (cpu_has_watch) \ - __watch_reenable() - -#endif /* _ASM_WATCH_H */ |