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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm/kernel/kprobes.h
*
* Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>.
*
* Some contents moved here from arch/arm/include/asm/kprobes.h which is
* Copyright (C) 2006, 2007 Motorola Inc.
*/
#ifndef _ARM_KERNEL_KPROBES_H
#define _ARM_KERNEL_KPROBES_H
#include <asm/kprobes.h>
#include "../decode.h"
/*
* These undefined instructions must be unique and
* reserved solely for kprobes' use.
*/
#define KPROBE_ARM_BREAKPOINT_INSTRUCTION 0x07f001f8
#define KPROBE_THUMB16_BREAKPOINT_INSTRUCTION 0xde18
#define KPROBE_THUMB32_BREAKPOINT_INSTRUCTION 0xf7f0a018
extern void kprobes_remove_breakpoint(void *addr, unsigned int insn);
enum probes_insn __kprobes
kprobe_decode_ldmstm(kprobe_opcode_t insn, struct arch_probes_insn *asi,
const struct decode_header *h);
typedef enum probes_insn (kprobe_decode_insn_t)(probes_opcode_t,
struct arch_probes_insn *,
bool,
const union decode_action *,
const struct decode_checker *[]);
#ifdef CONFIG_THUMB2_KERNEL
extern const union decode_action kprobes_t32_actions[];
extern const union decode_action kprobes_t16_actions[];
extern const struct decode_checker *kprobes_t32_checkers[];
extern const struct decode_checker *kprobes_t16_checkers[];
#else /* !CONFIG_THUMB2_KERNEL */
extern const union decode_action kprobes_arm_actions[];
extern const struct decode_checker *kprobes_arm_checkers[];
#endif
#endif /* _ARM_KERNEL_KPROBES_H */
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