1/*
2 * arch/arm/probes/decode-arm.h
3 *
4 * Copyright 2013 Linaro Ltd.
5 * Written by: David A. Long
6 *
7 * The code contained herein is licensed under the GNU General Public
8 * License. You may obtain a copy of the GNU General Public License
9 * Version 2 or later at the following locations:
10 *
11 * http://www.opensource.org/licenses/gpl-license.html
12 * http://www.gnu.org/copyleft/gpl.html
13 */
14
15#ifndef _ARM_KERNEL_PROBES_ARM_H
16#define  _ARM_KERNEL_PROBES_ARM_H
17
18#include "decode.h"
19
20enum probes_arm_action {
21	PROBES_PRELOAD_IMM,
22	PROBES_PRELOAD_REG,
23	PROBES_BRANCH_IMM,
24	PROBES_BRANCH_REG,
25	PROBES_MRS,
26	PROBES_CLZ,
27	PROBES_SATURATING_ARITHMETIC,
28	PROBES_MUL1,
29	PROBES_MUL2,
30	PROBES_SWP,
31	PROBES_LDRSTRD,
32	PROBES_LOAD,
33	PROBES_STORE,
34	PROBES_LOAD_EXTRA,
35	PROBES_STORE_EXTRA,
36	PROBES_MOV_IP_SP,
37	PROBES_DATA_PROCESSING_REG,
38	PROBES_DATA_PROCESSING_IMM,
39	PROBES_MOV_HALFWORD,
40	PROBES_SEV,
41	PROBES_WFE,
42	PROBES_SATURATE,
43	PROBES_REV,
44	PROBES_MMI,
45	PROBES_PACK,
46	PROBES_EXTEND,
47	PROBES_EXTEND_ADD,
48	PROBES_MUL_ADD_LONG,
49	PROBES_MUL_ADD,
50	PROBES_BITFIELD,
51	PROBES_BRANCH,
52	PROBES_LDMSTM,
53	NUM_PROBES_ARM_ACTIONS
54};
55
56void __kprobes simulate_bbl(probes_opcode_t opcode,
57	struct arch_probes_insn *asi, struct pt_regs *regs);
58void __kprobes simulate_blx1(probes_opcode_t opcode,
59	struct arch_probes_insn *asi, struct pt_regs *regs);
60void __kprobes simulate_blx2bx(probes_opcode_t opcode,
61	struct arch_probes_insn *asi, struct pt_regs *regs);
62void __kprobes simulate_mrs(probes_opcode_t opcode,
63	struct arch_probes_insn *asi, struct pt_regs *regs);
64void __kprobes simulate_mov_ipsp(probes_opcode_t opcode,
65	struct arch_probes_insn *asi, struct pt_regs *regs);
66
67extern const union decode_item probes_decode_arm_table[];
68
69enum probes_insn arm_probes_decode_insn(probes_opcode_t,
70		struct arch_probes_insn *, bool emulate,
71		const union decode_action *actions,
72		const struct decode_checker *checkers[]);
73
74#endif
75