162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 262306a36Sopenharmony_ci#ifndef _ASM_UPROBES_H 362306a36Sopenharmony_ci#define _ASM_UPROBES_H 462306a36Sopenharmony_ci/* 562306a36Sopenharmony_ci * User-space Probes (UProbes) for powerpc 662306a36Sopenharmony_ci * 762306a36Sopenharmony_ci * Copyright IBM Corporation, 2007-2012 862306a36Sopenharmony_ci * 962306a36Sopenharmony_ci * Adapted from the x86 port by Ananth N Mavinakayanahalli <ananth@in.ibm.com> 1062306a36Sopenharmony_ci */ 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci#include <linux/notifier.h> 1362306a36Sopenharmony_ci#include <asm/probes.h> 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_citypedef u32 uprobe_opcode_t; 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci#define MAX_UINSN_BYTES 8 1862306a36Sopenharmony_ci#define UPROBE_XOL_SLOT_BYTES (MAX_UINSN_BYTES) 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci/* The following alias is needed for reference from arch-agnostic code */ 2162306a36Sopenharmony_ci#define UPROBE_SWBP_INSN BREAKPOINT_INSTRUCTION 2262306a36Sopenharmony_ci#define UPROBE_SWBP_INSN_SIZE 4 /* swbp insn size in bytes */ 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_cistruct arch_uprobe { 2562306a36Sopenharmony_ci union { 2662306a36Sopenharmony_ci u32 insn[2]; 2762306a36Sopenharmony_ci u32 ixol[2]; 2862306a36Sopenharmony_ci }; 2962306a36Sopenharmony_ci}; 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_cistruct arch_uprobe_task { 3262306a36Sopenharmony_ci unsigned long saved_trap_nr; 3362306a36Sopenharmony_ci}; 3462306a36Sopenharmony_ci 3562306a36Sopenharmony_ci#endif /* _ASM_UPROBES_H */ 36