| Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 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 */ |