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Tip revision: 92d21ac74a9e3c09b0b01c764e530657e4c85c49 authored by Linus Torvalds on 11 July 2016, 03:24:59 UTC
Linux 4.7-rc7
Tip revision: 92d21ac
tlbex-fault.S
/*
 * 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) 1999 Ralf Baechle
 * Copyright (C) 1999 Silicon Graphics, Inc.
 */
#include <asm/mipsregs.h>
#include <asm/regdef.h>
#include <asm/stackframe.h>

	.macro tlb_do_page_fault, write
	NESTED(tlb_do_page_fault_\write, PT_SIZE, sp)
	SAVE_ALL
	MFC0	a2, CP0_BADVADDR
	KMODE
	move	a0, sp
	REG_S	a2, PT_BVADDR(sp)
	li	a1, \write
	PTR_LA	ra, ret_from_exception
	j	do_page_fault
	END(tlb_do_page_fault_\write)
	.endm

	tlb_do_page_fault 0
	tlb_do_page_fault 1
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