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| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
|---|---|
| 2 | #ifndef __ASM_LOONGARCH_UPROBES_H |
| 3 | #define __ASM_LOONGARCH_UPROBES_H |
| 4 | |
| 5 | #include <asm/inst.h> |
| 6 | |
| 7 | typedef u32 uprobe_opcode_t; |
| 8 | |
| 9 | #define MAX_UINSN_BYTES 8 |
| 10 | #define UPROBE_XOL_SLOT_BYTES MAX_UINSN_BYTES |
| 11 | |
| 12 | #define UPROBE_SWBP_INSN __emit_break(BRK_UPROBE_BP) |
| 13 | #define UPROBE_SWBP_INSN_SIZE LOONGARCH_INSN_SIZE |
| 14 | |
| 15 | #define UPROBE_XOLBP_INSN __emit_break(BRK_UPROBE_XOLBP) |
| 16 | |
| 17 | struct arch_uprobe { |
| 18 | u32 insn[2]; |
| 19 | u32 ixol[2]; |
| 20 | bool simulate; |
| 21 | }; |
| 22 | |
| 23 | struct arch_uprobe_task { |
| 24 | unsigned long saved_trap_nr; |
| 25 | }; |
| 26 | |
| 27 | #ifdef CONFIG_UPROBES |
| 28 | bool uprobe_breakpoint_handler(struct pt_regs *regs); |
| 29 | bool uprobe_singlestep_handler(struct pt_regs *regs); |
| 30 | #else /* !CONFIG_UPROBES */ |
| 31 | static inline bool uprobe_breakpoint_handler(struct pt_regs *regs) { return false; } |
| 32 | static inline bool uprobe_singlestep_handler(struct pt_regs *regs) { return false; } |
| 33 | #endif /* CONFIG_UPROBES */ |
| 34 | |
| 35 | #endif /* __ASM_LOONGARCH_UPROBES_H */ |
| 36 |
Warning: This file is not a C or C++ file. It does not have highlighting.