1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2013 Roger Pau Monn�� <roger.pau@citrix.com>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#ifndef __X86_INIT_H__
30#define __X86_INIT_H__
31/*
32 * Struct containing pointers to init functions whose
33 * implementation is run time selectable.  Selection can be made,
34 * for example, based on detection of a BIOS variant or
35 * hypervisor environment.
36 */
37struct init_ops {
38	caddr_t	(*parse_preload_data)(u_int64_t);
39	void	(*early_clock_source_init)(void);
40	void	(*early_delay)(int);
41	void	(*parse_memmap)(caddr_t, vm_paddr_t *, int *);
42};
43
44extern struct init_ops init_ops;
45
46/* Knob to disable acpi_cpu devices */
47extern bool acpi_cpu_disabled;
48
49/* Knob to disable acpi_hpet device */
50extern bool acpi_hpet_disabled;
51
52/* Knob to disable acpi_timer device */
53extern bool acpi_timer_disabled;
54
55#endif /* __X86_INIT_H__ */
56