xref: /OK3568_Linux_fs/kernel/arch/arm64/include/asm/probes.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * arch/arm64/include/asm/probes.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2013 Linaro Limited
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #ifndef _ARM_PROBES_H
8*4882a593Smuzhiyun #define _ARM_PROBES_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <asm/insn.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun typedef u32 probe_opcode_t;
13*4882a593Smuzhiyun typedef void (probes_handler_t) (u32 opcode, long addr, struct pt_regs *);
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun /* architecture specific copy of original instruction */
16*4882a593Smuzhiyun struct arch_probe_insn {
17*4882a593Smuzhiyun 	probe_opcode_t *insn;
18*4882a593Smuzhiyun 	pstate_check_t *pstate_cc;
19*4882a593Smuzhiyun 	probes_handler_t *handler;
20*4882a593Smuzhiyun 	/* restore address after step xol */
21*4882a593Smuzhiyun 	unsigned long restore;
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun #ifdef CONFIG_KPROBES
24*4882a593Smuzhiyun typedef u32 kprobe_opcode_t;
25*4882a593Smuzhiyun struct arch_specific_insn {
26*4882a593Smuzhiyun 	struct arch_probe_insn api;
27*4882a593Smuzhiyun };
28*4882a593Smuzhiyun #endif
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #endif
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