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1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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2 | #ifndef __ASM_SH_KPROBES_H |
3 | #define __ASM_SH_KPROBES_H |
4 | |
5 | #include <asm-generic/kprobes.h> |
6 | |
7 | #define BREAKPOINT_INSTRUCTION 0xc33a |
8 | |
9 | #ifdef CONFIG_KPROBES |
10 | |
11 | #include <linux/types.h> |
12 | #include <linux/ptrace.h> |
13 | |
14 | typedef insn_size_t kprobe_opcode_t; |
15 | |
16 | #define MAX_INSN_SIZE 16 |
17 | #define MAX_STACK_SIZE 64 |
18 | #define MIN_STACK_SIZE(ADDR) (((MAX_STACK_SIZE) < \ |
19 | (((unsigned long)current_thread_info()) + THREAD_SIZE - (ADDR))) \ |
20 | ? (MAX_STACK_SIZE) \ |
21 | : (((unsigned long)current_thread_info()) + THREAD_SIZE - (ADDR))) |
22 | |
23 | #define flush_insn_slot(p) do { } while (0) |
24 | #define kretprobe_blacklist_size 0 |
25 | |
26 | struct kprobe; |
27 | |
28 | void arch_remove_kprobe(struct kprobe *); |
29 | void __kretprobe_trampoline(void); |
30 | |
31 | /* Architecture specific copy of original instruction*/ |
32 | struct arch_specific_insn { |
33 | /* copy of the original instruction */ |
34 | kprobe_opcode_t insn[MAX_INSN_SIZE]; |
35 | }; |
36 | |
37 | struct prev_kprobe { |
38 | struct kprobe *kp; |
39 | unsigned long status; |
40 | }; |
41 | |
42 | /* per-cpu kprobe control block */ |
43 | struct kprobe_ctlblk { |
44 | unsigned long kprobe_status; |
45 | struct prev_kprobe prev_kprobe; |
46 | }; |
47 | |
48 | extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); |
49 | extern int kprobe_exceptions_notify(struct notifier_block *self, |
50 | unsigned long val, void *data); |
51 | extern int kprobe_handle_illslot(unsigned long pc); |
52 | #else |
53 | |
54 | #define kprobe_handle_illslot(pc) (-1) |
55 | |
56 | #endif /* CONFIG_KPROBES */ |
57 | #endif /* __ASM_SH_KPROBES_H */ |
58 |
Warning: This file is not a C or C++ file. It does not have highlighting.