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Open Menu / arch / sh / kernel / cpu / sh3 / ex.S
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/* SPDX-License-Identifier: GPL-2.0
 *
 *  arch/sh/kernel/cpu/sh3/ex.S
 *
 *  The SH-3 and SH-4 exception vector table.
 *
 *  Copyright (C) 1999, 2000, 2002  Niibe Yutaka
 *  Copyright (C) 2003 - 2008  Paul Mundt
 */
#include <linux/linkage.h>

#if !defined(CONFIG_MMU)
#define	tlb_miss_load			exception_error
#define tlb_miss_store			exception_error
#define initial_page_write		exception_error
#define tlb_protection_violation_load	exception_error
#define tlb_protection_violation_store	exception_error
#define address_error_load		exception_error
#define address_error_store		exception_error
#endif

#if !defined(CONFIG_SH_FPU)
#define	fpu_error_trap_handler		exception_error
#endif

#if !defined(CONFIG_KGDB)
#define kgdb_handle_exception		exception_error
#endif

	.align 2
	.data

ENTRY(exception_handling_table)
	.long	exception_error		/* 000 */
	.long	exception_error
	.long	tlb_miss_load		/* 040 */
	.long	tlb_miss_store
	.long	initial_page_write
	.long	tlb_protection_violation_load
	.long	tlb_protection_violation_store
	.long	address_error_load
	.long	address_error_store	/* 100 */
	.long	fpu_error_trap_handler	/* 120 */
	.long	exception_error		/* 140 */
	.long	system_call	! Unconditional Trap	 /* 160 */
	.long	exception_error	! reserved_instruction (filled by trap_init) /* 180 */
	.long	exception_error	! illegal_slot_instruction (filled by trap_init) /*1A0*/
	.long	nmi_trap_handler	/* 1C0 */	! Allow trap to debugger
	.long	breakpoint_trap_handler	/* 1E0 */

	/*
	 * Pad the remainder of the table out, exceptions residing in far
	 * away offsets can be manually inserted in to their appropriate
	 * location via set_exception_table_{evt,vec}().
	 */
	.balign	4096,0,4096