/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2014-2016 Pratyush Anand <[email protected]>
 */

#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