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
14 typedef u32 uprobe_opcode_t;
15
16 struct arch_uprobe_task {
17 unsigned long saved_trap_no;
18 };
19
20 struct 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
30 int uprobe_breakpoint_handler(struct pt_regs *regs);
31 int uprobe_single_step_handler(struct pt_regs *regs);
32
33 #endif /* __ASM_CSKY_UPROBES_H */
34
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