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Based on 1 normalized pattern(s): the code contained herein is licensed under the gnu general public license you may obtain a copy of the gnu general public license version 2 or later at the following locations http www opensource org licenses gpl license html http www gnu org copyleft gpl html extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 161 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.383790741@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* arch/arm/probes/decode-thumb.h
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*
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* Copyright 2013 Linaro Ltd.
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* Written by: David A. Long
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*/
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#ifndef _ARM_KERNEL_PROBES_THUMB_H
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#define _ARM_KERNEL_PROBES_THUMB_H
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#include "decode.h"
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/*
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* True if current instruction is in an IT block.
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*/
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#define in_it_block(cpsr) ((cpsr & 0x06000c00) != 0x00000000)
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/*
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* Return the condition code to check for the currently executing instruction.
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* This is in ITSTATE<7:4> which is in CPSR<15:12> but is only valid if
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* in_it_block returns true.
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*/
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#define current_cond(cpsr) ((cpsr >> 12) & 0xf)
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enum probes_t32_action {
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PROBES_T32_EMULATE_NONE,
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PROBES_T32_SIMULATE_NOP,
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PROBES_T32_LDMSTM,
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PROBES_T32_LDRDSTRD,
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PROBES_T32_TABLE_BRANCH,
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PROBES_T32_TST,
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PROBES_T32_CMP,
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PROBES_T32_MOV,
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PROBES_T32_ADDSUB,
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PROBES_T32_LOGICAL,
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PROBES_T32_ADDWSUBW_PC,
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PROBES_T32_ADDWSUBW,
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PROBES_T32_MOVW,
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PROBES_T32_SAT,
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PROBES_T32_BITFIELD,
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PROBES_T32_SEV,
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PROBES_T32_WFE,
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PROBES_T32_MRS,
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PROBES_T32_BRANCH_COND,
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PROBES_T32_BRANCH,
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PROBES_T32_PLDI,
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PROBES_T32_LDR_LIT,
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PROBES_T32_LDRSTR,
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PROBES_T32_SIGN_EXTEND,
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PROBES_T32_MEDIA,
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PROBES_T32_REVERSE,
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PROBES_T32_MUL_ADD,
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PROBES_T32_MUL_ADD2,
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PROBES_T32_MUL_ADD_LONG,
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NUM_PROBES_T32_ACTIONS
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};
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enum probes_t16_action {
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PROBES_T16_ADD_SP,
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PROBES_T16_CBZ,
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PROBES_T16_SIGN_EXTEND,
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PROBES_T16_PUSH,
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PROBES_T16_POP,
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PROBES_T16_SEV,
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PROBES_T16_WFE,
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PROBES_T16_IT,
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PROBES_T16_CMP,
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PROBES_T16_ADDSUB,
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PROBES_T16_LOGICAL,
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PROBES_T16_BLX,
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PROBES_T16_HIREGOPS,
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PROBES_T16_LDR_LIT,
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PROBES_T16_LDRHSTRH,
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PROBES_T16_LDRSTR,
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PROBES_T16_ADR,
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PROBES_T16_LDMSTM,
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PROBES_T16_BRANCH_COND,
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PROBES_T16_BRANCH,
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NUM_PROBES_T16_ACTIONS
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};
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extern const union decode_item probes_decode_thumb32_table[];
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extern const union decode_item probes_decode_thumb16_table[];
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enum probes_insn __kprobes
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thumb16_probes_decode_insn(probes_opcode_t insn, struct arch_probes_insn *asi,
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bool emulate, const union decode_action *actions,
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const struct decode_checker *checkers[]);
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enum probes_insn __kprobes
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thumb32_probes_decode_insn(probes_opcode_t insn, struct arch_probes_insn *asi,
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bool emulate, const union decode_action *actions,
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const struct decode_checker *checkers[]);
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#endif
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