| 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
|---|---|
| 2 | |
| 3 | #include <linux/linkage.h> |
| 4 | #include <asm/ftrace.h> |
| 5 | |
| 6 | #define KPROBES_TARGET_START(name) \ |
| 7 | SYM_FUNC_START(name); \ |
| 8 | FTRACE_GEN_NOP_ASM(name) |
| 9 | |
| 10 | #define KPROBES_TARGET_END(name) \ |
| 11 | SYM_FUNC_END(name); \ |
| 12 | SYM_DATA(name##_offs, .quad 1b - name) |
| 13 | |
| 14 | KPROBES_TARGET_START(kprobes_target_in_insn4) |
| 15 | .word 0x4700 // bc 0,0 |
| 16 | 1: .word 0x0000 |
| 17 | br %r14 |
| 18 | KPROBES_TARGET_END(kprobes_target_in_insn4) |
| 19 | |
| 20 | KPROBES_TARGET_START(kprobes_target_in_insn6_lo) |
| 21 | .word 0xe310 // ly 1,0 |
| 22 | 1: .word 0x0000 |
| 23 | .word 0x0058 |
| 24 | br %r14 |
| 25 | KPROBES_TARGET_END(kprobes_target_in_insn6_lo) |
| 26 | |
| 27 | KPROBES_TARGET_START(kprobes_target_in_insn6_hi) |
| 28 | .word 0xe310 // ly 1,0 |
| 29 | .word 0x0000 |
| 30 | 1: .word 0x0058 |
| 31 | br %r14 |
| 32 | KPROBES_TARGET_END(kprobes_target_in_insn6_hi) |
| 33 | |
| 34 | KPROBES_TARGET_START(kprobes_target_bp) |
| 35 | nop |
| 36 | .word 0x0000 |
| 37 | nop |
| 38 | 1: br %r14 |
| 39 | KPROBES_TARGET_END(kprobes_target_bp) |
| 40 | |
| 41 | KPROBES_TARGET_START(kprobes_target_odd) |
| 42 | .byte 0x07 |
| 43 | 1: .byte 0x07 |
| 44 | br %r14 |
| 45 | KPROBES_TARGET_END(kprobes_target_odd) |
| 46 |