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Commit b63e8044 authored by Atsushi Nemoto's avatar Atsushi Nemoto Committed by Ralf Baechle
Browse files

[MIPS] Remove unused watchpoint support and arch/mips/lib-{32,64} 



Signed-off-by: default avatarAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent c66df567

arch/mips/Makefile

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@@ -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/

arch/mips/kernel/proc.c

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@@ -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;

arch/mips/kernel/traps.c

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@@ -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>

arch/mips/lib-32/Makefile

deleted100644 → 0
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#

# Makefile for MIPS-specific library files..

#



lib-y	+= watch.o

arch/mips/lib-32/watch.S

deleted100644 → 0
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/*

 * 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