1/* SPDX-License-Identifier: GPL-2.0-only */
 2
 3#ifndef __ASM_CSKY_UPROBES_H
 4#define __ASM_CSKY_UPROBES_H
 5
 6#include <asm/probes.h>
 7
 8#define MAX_UINSN_BYTES		4
 9
10#define UPROBE_SWBP_INSN	USR_BKPT
11#define UPROBE_SWBP_INSN_SIZE	2
12#define UPROBE_XOL_SLOT_BYTES	MAX_UINSN_BYTES
13
14typedef u32 uprobe_opcode_t;
15
16struct arch_uprobe_task {
17	unsigned long   saved_trap_no;
18};
19
20struct arch_uprobe {
21	union {
22		u8 insn[MAX_UINSN_BYTES];
23		u8 ixol[MAX_UINSN_BYTES];
24	};
25	struct arch_probe_insn api;
26	unsigned long insn_size;
27	bool simulate;
28};
29
30int uprobe_breakpoint_handler(struct pt_regs *regs);
31int uprobe_single_step_handler(struct pt_regs *regs);
32
33#endif /* __ASM_CSKY_UPROBES_H */