/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2014-2016 Pratyush Anand <panand@redhat.com>
 */

#ifndef _ASM_UPROBES_H
#define _ASM_UPROBES_H

#include <asm/debug-monitors.h>
#include <asm/insn.h>
#include <asm/probes.h>

#define UPROBE_SWBP_INSN        cpu_to_le32(BRK64_OPCODE_UPROBES)
#define UPROBE_SWBP_INSN_SIZE   AARCH64_INSN_SIZE
#define UPROBE_XOL_SLOT_BYTES   AARCH64_INSN_SIZE

typedef __le32 uprobe_opcode_t;

struct arch_uprobe_task {
};

struct arch_uprobe {
        union {
                __le32 insn;
                __le32 ixol;
        };
        struct arch_probe_insn api;
        bool simulate;
};

int uprobe_brk_handler(struct pt_regs *regs, unsigned long esr);
#ifdef CONFIG_UPROBES
int uprobe_single_step_handler(struct pt_regs *regs, unsigned long esr);
#else
static inline int uprobe_single_step_handler(struct pt_regs *regs,
        unsigned long esr)
{
        return DBG_HOOK_ERROR;
}
#endif

#endif