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
21 struct prev_kprobe {
22 struct kprobe *kp;
23 unsigned int status;
24 };
25
26 /* Single step context for kprobe */
27 struct kprobe_step_ctx {
28 unsigned long ss_pending;
29 unsigned long match_addr;
30 };
31
32 /* per-cpu kprobe control block */
33 struct 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
40 void arch_remove_kprobe(struct kprobe *p);
41 int kprobe_fault_handler(struct pt_regs *regs, unsigned int trapnr);
42 int kprobe_breakpoint_handler(struct pt_regs *regs);
43 int kprobe_single_step_handler(struct pt_regs *regs);
44 void __kretprobe_trampoline(void);
45 void __kprobes *trampoline_probe_handler(struct pt_regs *regs);
46
47 #endif /* CONFIG_KPROBES */
48 #endif /* __ASM_CSKY_KPROBES_H */
49
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