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File: [Development] / linux-2.6-xfs / include / asm-mips / asmmacro.h (download)

Revision 1.3, Fri Oct 28 16:02:11 2005 UTC (12 years ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.2: +4 -4 lines 

Merge up to 2.6.14
Merge of 2.6.x-xfs-melb:linux:24258a by kenmcd.

/*
 * 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) 2003 Ralf Baechle
 */
#ifndef _ASM_ASMMACRO_H
#define _ASM_ASMMACRO_H

#include <linux/config.h>
#include <asm/hazards.h>

#ifdef CONFIG_32BIT
#include <asm/asmmacro-32.h>
#endif
#ifdef CONFIG_64BIT
#include <asm/asmmacro-64.h>
#endif

	.macro	local_irq_enable reg=t0
	mfc0	\reg, CP0_STATUS
	ori	\reg, \reg, 1
	mtc0	\reg, CP0_STATUS
	irq_enable_hazard
	.endm

	.macro	local_irq_disable reg=t0
	mfc0	\reg, CP0_STATUS
	ori	\reg, \reg, 1
	xori	\reg, \reg, 1
	mtc0	\reg, CP0_STATUS
	irq_disable_hazard
	.endm

#ifdef CONFIG_CPU_SB1
	.macro	fpu_enable_hazard
	.set	push
	.set	noreorder
	.set	mips2
	SSNOP
	bnezl	$0, .+4
	 SSNOP
	.set	pop
	.endm
#else
	.macro	fpu_enable_hazard
	.endm
#endif

#endif /* _ASM_ASMMACRO_H */