52 строки
912 B
C
52 строки
912 B
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2003 Ralf Baechle
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*/
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#ifndef _ASM_ASMMACRO_H
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#define _ASM_ASMMACRO_H
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#include <linux/config.h>
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#include <asm/hazards.h>
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#ifdef CONFIG_32BIT
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#include <asm/asmmacro-32.h>
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#endif
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#ifdef CONFIG_64BIT
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#include <asm/asmmacro-64.h>
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#endif
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.macro local_irq_enable reg=t0
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mfc0 \reg, CP0_STATUS
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ori \reg, \reg, 1
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mtc0 \reg, CP0_STATUS
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irq_enable_hazard
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.endm
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.macro local_irq_disable reg=t0
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mfc0 \reg, CP0_STATUS
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ori \reg, \reg, 1
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xori \reg, \reg, 1
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mtc0 \reg, CP0_STATUS
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irq_disable_hazard
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.endm
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#ifdef CONFIG_CPU_SB1
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.macro fpu_enable_hazard
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.set push
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.set noreorder
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.set mips2
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SSNOP
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bnezl $0, .+4
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SSNOP
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.set pop
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.endm
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#else
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.macro fpu_enable_hazard
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.endm
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#endif
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#endif /* _ASM_ASMMACRO_H */
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