NetBSD-5.0.2/sys/arch/evbarm/evbarm/autoconf.c

/*	$NetBSD: autoconf.c,v 1.12 2008/04/28 20:23:16 martin Exp $	*/

/*-
 * Copyright (c) 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Matt Thomas <matt@3am-software.com>.
 *
 * 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.
 */

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.12 2008/04/28 20:23:16 martin Exp $");

#include "opt_md.h"

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/reboot.h>
#include <sys/disklabel.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/malloc.h>

#include <machine/autoconf.h>
#include <machine/intr.h>

void	(*evbarm_device_register)(struct device *, void *);

/*
 * Set up the root device from the boot args
 */
void
cpu_rootconf(void)
{
	aprint_normal("boot device: %s\n",
	    booted_device != NULL ? booted_device->dv_xname : "<unknown>");
	setroot(booted_device, booted_partition);
}


/*
 * void cpu_configure()
 *
 * Configure all the root devices
 * The root devices are expected to configure their own children
 */
void
cpu_configure(void)
{
	struct mainbus_attach_args maa;

	(void) splhigh();
	(void) splserial();	/* XXX need an splextreme() */

	maa.ma_name = "mainbus";

	config_rootfound("mainbus", &maa);

	/* Time to start taking interrupts so lets open the flood gates .... */
	spl0();
}

void
device_register(struct device *dev, void *aux)
{

	if (evbarm_device_register != NULL)
		(*evbarm_device_register)(dev, aux);
}