xref: /src/sys/arch/x86/include/machdep.h

/* $NetBSD: machdep.h,v 1.7.4.2 2017/02/05 13:40:23 skrll Exp $ */
/*
 * Copyright (c) 2000, 2007 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _X86_MACHDEP_H_
#define _X86_MACHDEP_H_

#include <sys/kcore.h>

extern phys_ram_seg_t mem_clusters[];
extern int mem_cluster_cnt;
extern vaddr_t msgbuf_vaddr;
extern unsigned int msgbuf_p_cnt;


struct btinfo_memmap;
struct extent;
struct sysctllog;

struct msgbuf_p_seg {
	paddr_t paddr;
	psize_t sz;
};

extern struct msgbuf_p_seg msgbuf_p_seg[];

void	x86_cpu_idle_init(void);
void	x86_cpu_idle_get(void (**)(void), char *, size_t);
void	x86_cpu_idle_set(void (*)(void), const char *, bool);

int	x86_select_freelist(uint64_t);

void	init_x86_clusters(void);
int	init_x86_vm(paddr_t);
void	init_x86_msgbuf(void);

void	x86_startup(void);
void	x86_sysctl_machdep_setup(struct sysctllog **);

#endif	/* _X86_MACHDEP_H_ */