1/* SPDX-License-Identifier: GPL-2.0-only */
2
3#ifndef __ASM_CSKY_KPROBES_H
4#define __ASM_CSKY_KPROBES_H
5
6#include <asm-generic/kprobes.h>
7
8#ifdef CONFIG_KPROBES
9#include <linux/types.h>
10#include <linux/ptrace.h>
11#include <linux/percpu.h>
12
13#define __ARCH_WANT_KPROBES_INSN_SLOT
14#define MAX_INSN_SIZE			1
15
16#define flush_insn_slot(p)		do { } while (0)
17#define kretprobe_blacklist_size	0
18
19#include <asm/probes.h>
20
21struct prev_kprobe {
22	struct kprobe *kp;
23	unsigned int status;
24};
25
26/* Single step context for kprobe */
27struct kprobe_step_ctx {
28	unsigned long ss_pending;
29	unsigned long match_addr;
30};
31
32/* per-cpu kprobe control block */
33struct kprobe_ctlblk {
34	unsigned int kprobe_status;
35	unsigned long saved_sr;
36	struct prev_kprobe prev_kprobe;
37	struct kprobe_step_ctx ss_ctx;
38};
39
40void arch_remove_kprobe(struct kprobe *p);
41int kprobe_fault_handler(struct pt_regs *regs, unsigned int trapnr);
42int kprobe_breakpoint_handler(struct pt_regs *regs);
43int kprobe_single_step_handler(struct pt_regs *regs);
44void __kretprobe_trampoline(void);
45void __kprobes *trampoline_probe_handler(struct pt_regs *regs);
46
47#endif /* CONFIG_KPROBES */
48#endif /* __ASM_CSKY_KPROBES_H */
49