/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _ASM_UPROBES_H
#define _ASM_UPROBES_H
/*
 * User-space Probes (UProbes) for powerpc
 *
 * Copyright IBM Corporation, 2007-2012
 *
 * Adapted from the x86 port by Ananth N Mavinakayanahalli <ananth@in.ibm.com>
 */

#include <linux/notifier.h>
#include <asm/probes.h>

typedef u32 uprobe_opcode_t;

#define MAX_UINSN_BYTES         8
#define UPROBE_XOL_SLOT_BYTES   (MAX_UINSN_BYTES)

/* The following alias is needed for reference from arch-agnostic code */
#define UPROBE_SWBP_INSN        BREAKPOINT_INSTRUCTION
#define UPROBE_SWBP_INSN_SIZE   4 /* swbp insn size in bytes */

struct arch_uprobe {
        union {
                u32 insn[2];
                u32 ixol[2];
        };
};

struct arch_uprobe_task {
        unsigned long   saved_trap_nr;
};

#endif  /* _ASM_UPROBES_H */