1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * arch/arm/probes/decode-arm.h
4 *
5 * Copyright 2013 Linaro Ltd.
6 * Written by: David A. Long
7 */
8
9#ifndef _ARM_KERNEL_PROBES_ARM_H
10#define _ARM_KERNEL_PROBES_ARM_H
11
12#include "decode.h"
13
14enum probes_arm_action {
15 PROBES_PRELOAD_IMM,
16 PROBES_PRELOAD_REG,
17 PROBES_BRANCH_IMM,
18 PROBES_BRANCH_REG,
19 PROBES_MRS,
20 PROBES_CLZ,
21 PROBES_SATURATING_ARITHMETIC,
22 PROBES_MUL1,
23 PROBES_MUL2,
24 PROBES_SWP,
25 PROBES_LDRSTRD,
26 PROBES_LOAD,
27 PROBES_STORE,
28 PROBES_LOAD_EXTRA,
29 PROBES_STORE_EXTRA,
30 PROBES_MOV_IP_SP,
31 PROBES_DATA_PROCESSING_REG,
32 PROBES_DATA_PROCESSING_IMM,
33 PROBES_MOV_HALFWORD,
34 PROBES_SEV,
35 PROBES_WFE,
36 PROBES_SATURATE,
37 PROBES_REV,
38 PROBES_MMI,
39 PROBES_PACK,
40 PROBES_EXTEND,
41 PROBES_EXTEND_ADD,
42 PROBES_MUL_ADD_LONG,
43 PROBES_MUL_ADD,
44 PROBES_BITFIELD,
45 PROBES_BRANCH,
46 PROBES_LDMSTM,
47 NUM_PROBES_ARM_ACTIONS
48};
49
50void __kprobes simulate_bbl(probes_opcode_t opcode,
51 struct arch_probes_insn *asi, struct pt_regs *regs);
52void __kprobes simulate_blx1(probes_opcode_t opcode,
53 struct arch_probes_insn *asi, struct pt_regs *regs);
54void __kprobes simulate_blx2bx(probes_opcode_t opcode,
55 struct arch_probes_insn *asi, struct pt_regs *regs);
56void __kprobes simulate_mrs(probes_opcode_t opcode,
57 struct arch_probes_insn *asi, struct pt_regs *regs);
58void __kprobes simulate_mov_ipsp(probes_opcode_t opcode,
59 struct arch_probes_insn *asi, struct pt_regs *regs);
60
61extern const union decode_item probes_decode_arm_table[];
62
63enum probes_insn arm_probes_decode_insn(probes_opcode_t,
64 struct arch_probes_insn *, bool emulate,
65 const union decode_action *actions,
66 const struct decode_checker *checkers[]);
67
68#endif
69

source code of linux/arch/arm/probes/decode-arm.h