From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/arm/probes/kprobes/core.h | 58 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 arch/arm/probes/kprobes/core.h (limited to 'arch/arm/probes/kprobes/core.h') diff --git a/arch/arm/probes/kprobes/core.h b/arch/arm/probes/kprobes/core.h new file mode 100644 index 000000000..ec5d1f20a --- /dev/null +++ b/arch/arm/probes/kprobes/core.h @@ -0,0 +1,58 @@ +/* + * arch/arm/kernel/kprobes.h + * + * Copyright (C) 2011 Jon Medhurst . + * + * Some contents moved here from arch/arm/include/asm/kprobes.h which is + * Copyright (C) 2006, 2007 Motorola Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef _ARM_KERNEL_KPROBES_H +#define _ARM_KERNEL_KPROBES_H + +#include +#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 */ -- cgit v1.2.3