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author | 2015-08-04 12:17:53 -0700 | |
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committer | 2015-08-04 15:44:42 -0700 | |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/arch/arm/probes/decode-thumb.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/arch/arm/probes/decode-thumb.h')
-rw-r--r-- | kernel/arch/arm/probes/decode-thumb.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/kernel/arch/arm/probes/decode-thumb.h b/kernel/arch/arm/probes/decode-thumb.h new file mode 100644 index 000000000..8457add0a --- /dev/null +++ b/kernel/arch/arm/probes/decode-thumb.h @@ -0,0 +1,101 @@ +/* + * arch/arm/probes/decode-thumb.h + * + * Copyright 2013 Linaro Ltd. + * Written by: David A. Long + * + * 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 + */ + +#ifndef _ARM_KERNEL_PROBES_THUMB_H +#define _ARM_KERNEL_PROBES_THUMB_H + +#include "decode.h" + +/* + * True if current instruction is in an IT block. + */ +#define in_it_block(cpsr) ((cpsr & 0x06000c00) != 0x00000000) + +/* + * Return the condition code to check for the currently executing instruction. + * This is in ITSTATE<7:4> which is in CPSR<15:12> but is only valid if + * in_it_block returns true. + */ +#define current_cond(cpsr) ((cpsr >> 12) & 0xf) + +enum probes_t32_action { + PROBES_T32_EMULATE_NONE, + PROBES_T32_SIMULATE_NOP, + PROBES_T32_LDMSTM, + PROBES_T32_LDRDSTRD, + PROBES_T32_TABLE_BRANCH, + PROBES_T32_TST, + PROBES_T32_CMP, + PROBES_T32_MOV, + PROBES_T32_ADDSUB, + PROBES_T32_LOGICAL, + PROBES_T32_ADDWSUBW_PC, + PROBES_T32_ADDWSUBW, + PROBES_T32_MOVW, + PROBES_T32_SAT, + PROBES_T32_BITFIELD, + PROBES_T32_SEV, + PROBES_T32_WFE, + PROBES_T32_MRS, + PROBES_T32_BRANCH_COND, + PROBES_T32_BRANCH, + PROBES_T32_PLDI, + PROBES_T32_LDR_LIT, + PROBES_T32_LDRSTR, + PROBES_T32_SIGN_EXTEND, + PROBES_T32_MEDIA, + PROBES_T32_REVERSE, + PROBES_T32_MUL_ADD, + PROBES_T32_MUL_ADD2, + PROBES_T32_MUL_ADD_LONG, + NUM_PROBES_T32_ACTIONS +}; + +enum probes_t16_action { + PROBES_T16_ADD_SP, + PROBES_T16_CBZ, + PROBES_T16_SIGN_EXTEND, + PROBES_T16_PUSH, + PROBES_T16_POP, + PROBES_T16_SEV, + PROBES_T16_WFE, + PROBES_T16_IT, + PROBES_T16_CMP, + PROBES_T16_ADDSUB, + PROBES_T16_LOGICAL, + PROBES_T16_BLX, + PROBES_T16_HIREGOPS, + PROBES_T16_LDR_LIT, + PROBES_T16_LDRHSTRH, + PROBES_T16_LDRSTR, + PROBES_T16_ADR, + PROBES_T16_LDMSTM, + PROBES_T16_BRANCH_COND, + PROBES_T16_BRANCH, + NUM_PROBES_T16_ACTIONS +}; + +extern const union decode_item probes_decode_thumb32_table[]; +extern const union decode_item probes_decode_thumb16_table[]; + +enum probes_insn __kprobes +thumb16_probes_decode_insn(probes_opcode_t insn, struct arch_probes_insn *asi, + bool emulate, const union decode_action *actions, + const struct decode_checker *checkers[]); +enum probes_insn __kprobes +thumb32_probes_decode_insn(probes_opcode_t insn, struct arch_probes_insn *asi, + bool emulate, const union decode_action *actions, + const struct decode_checker *checkers[]); + +#endif |