arm/probes/decode-arm.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*
0003  * arch/arm/probes/decode-arm.h
0004  *
0005  * Copyright 2013 Linaro Ltd.
0006  * Written by: David A. Long
0007  */
0008
0009 #ifndef _ARM_KERNEL_PROBES_ARM_H
0010 #define  _ARM_KERNEL_PROBES_ARM_H
0011
0012 #include "decode.h"
0013
0014 enum probes_arm_action {
0015     PROBES_PRELOAD_IMM,
0016     PROBES_PRELOAD_REG,
0017     PROBES_BRANCH_IMM,
0018     PROBES_BRANCH_REG,
0019     PROBES_MRS,
0020     PROBES_CLZ,
0021     PROBES_SATURATING_ARITHMETIC,
0022     PROBES_MUL1,
0023     PROBES_MUL2,
0024     PROBES_SWP,
0025     PROBES_LDRSTRD,
0026     PROBES_LOAD,
0027     PROBES_STORE,
0028     PROBES_LOAD_EXTRA,
0029     PROBES_STORE_EXTRA,
0030     PROBES_MOV_IP_SP,
0031     PROBES_DATA_PROCESSING_REG,
0032     PROBES_DATA_PROCESSING_IMM,
0033     PROBES_MOV_HALFWORD,
0034     PROBES_SEV,
0035     PROBES_WFE,
0036     PROBES_SATURATE,
0037     PROBES_REV,
0038     PROBES_MMI,
0039     PROBES_PACK,
0040     PROBES_EXTEND,
0041     PROBES_EXTEND_ADD,
0042     PROBES_MUL_ADD_LONG,
0043     PROBES_MUL_ADD,
0044     PROBES_BITFIELD,
0045     PROBES_BRANCH,
0046     PROBES_LDMSTM,
0047     NUM_PROBES_ARM_ACTIONS
0048 };
0049
0050 void __kprobes simulate_bbl(probes_opcode_t opcode,
0051     struct arch_probes_insn *asi, struct pt_regs *regs);
0052 void __kprobes simulate_blx1(probes_opcode_t opcode,
0053     struct arch_probes_insn *asi, struct pt_regs *regs);
0054 void __kprobes simulate_blx2bx(probes_opcode_t opcode,
0055     struct arch_probes_insn *asi, struct pt_regs *regs);
0056 void __kprobes simulate_mrs(probes_opcode_t opcode,
0057     struct arch_probes_insn *asi, struct pt_regs *regs);
0058 void __kprobes simulate_mov_ipsp(probes_opcode_t opcode,
0059     struct arch_probes_insn *asi, struct pt_regs *regs);
0060
0061 extern const union decode_item probes_decode_arm_table[];
0062
0063 enum probes_insn arm_probes_decode_insn(probes_opcode_t,
0064         struct arch_probes_insn *, bool emulate,
0065         const union decode_action *actions,
0066         const struct decode_checker *checkers[]);
0067
0068 #endif