1/* $NetBSD: machdep.h,v 1.12 2021/10/28 10:45:48 riastradh Exp $ */
2/*
3 * Copyright (c) 2000, 2007 The NetBSD Foundation, Inc.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
16 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
19 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef _X86_MACHDEP_H_
29#define _X86_MACHDEP_H_
30
31#include <sys/kcore.h>
32
33extern phys_ram_seg_t mem_clusters[];
34extern int mem_cluster_cnt;
35extern vaddr_t msgbuf_vaddr;
36extern unsigned int msgbuf_p_cnt;
37
38
39struct btinfo_memmap;
40struct extent;
41struct sysctllog;
42
43struct msgbuf_p_seg {
44	paddr_t paddr;
45	psize_t sz;
46};
47
48extern struct msgbuf_p_seg msgbuf_p_seg[];
49
50void	x86_cpu_idle_init(void);
51void	x86_cpu_idle_get(void (**)(void), char *, size_t);
52void	x86_cpu_idle_set(void (*)(void), const char *, bool);
53
54extern u_long x86_rtclock_tval;
55extern void (*x86_initclock_func)(void);
56
57void x86_dummy_initclock(void);
58
59int	x86_select_freelist(uint64_t);
60
61void	init_x86_clusters(void);
62int	init_x86_vm(paddr_t);
63void	init_x86_msgbuf(void);
64
65void	x86_startup(void);
66void	x86_sysctl_machdep_setup(struct sysctllog **);
67
68void	x86_rndseed(void);
69
70#endif	/* _X86_MACHDEP_H_ */
71