[linux-2.6-block.git] / arch / mips / alchemy / pb1500 / init.c

/*
 *
 * BRIEF MODULE DESCRIPTION
 *	Pb1500 board setup
 *
 * Copyright 2001, 2008 MontaVista Software Inc.
 * Author: MontaVista Software, Inc. <source@mvista.com>
 *
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the  License, or (at your
 *  option) any later version.
 *
 *  THIS  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
 *
 *  You should have received a copy of the  GNU General Public License along
 *  with this program; if not, write  to the Free Software Foundation, Inc.,
 *  675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/init.h>
#include <linux/kernel.h>

#include <asm/bootinfo.h>

#include <prom.h>

const char *get_system_type(void)
{
	return "Alchemy Pb1500";
}

void __init prom_init(void)
{
	unsigned char *memsize_str;
	unsigned long memsize;

	prom_argc = (int)fw_arg0;
	prom_argv = (char **)fw_arg1;
	prom_envp = (char **)fw_arg2;

	prom_init_cmdline();
	memsize_str = prom_getenv("memsize");
	if (!memsize_str)
		memsize = 0x04000000;
	else
		strict_strtol(memsize_str, 0, &memsize);
	add_memory_region(0, memsize, BOOT_MEM_RAM);
}
Commit	Line	Data
1da177e4 LT	1	/*
	2	*
	3	* BRIEF MODULE DESCRIPTION
2091a17f	4	* Pb1500 board setup
1da177e4	5	*
2091a17f SS	6	* Copyright 2001, 2008 MontaVista Software Inc.
2091a17f SS	7	* Author: MontaVista Software, Inc. <source@mvista.com>
1da177e4 LT	8	*
	9	* This program is free software; you can redistribute it and/or modify it
	10	* under the terms of the GNU General Public License as published by the
	11	* Free Software Foundation; either version 2 of the License, or (at your
	12	* option) any later version.
	13	*
	14	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
	15	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	16	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
	17	* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	18	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	19	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	20	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
	21	* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	22	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	23	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	24	*
	25	* You should have received a copy of the GNU General Public License along
	26	* with this program; if not, write to the Free Software Foundation, Inc.,
	27	* 675 Mass Ave, Cambridge, MA 02139, USA.
	28	*/
ce28f94c	29
1da177e4	30	#include <linux/init.h>
1da177e4 LT	31	#include <linux/kernel.h>
1da177e4 LT	32
25b31cb1 YY	33	#include <asm/bootinfo.h>
	34
	35	#include <prom.h>
1da177e4 LT	36
	37	const char *get_system_type(void)
	38	{
	39	return "Alchemy Pb1500";
	40	}
	41
	42	void __init prom_init(void)
	43	{
	44	unsigned char *memsize_str;
	45	unsigned long memsize;
	46
2091a17f SS	47	prom_argc = (int)fw_arg0;
	48	prom_argv = (char **)fw_arg1;
	49	prom_envp = (char **)fw_arg2;
1da177e4	50
1da177e4 LT	51	prom_init_cmdline();
1da177e4 LT	52	memsize_str = prom_getenv("memsize");
2091a17f	53	if (!memsize_str)
1da177e4	54	memsize = 0x04000000;
2091a17f	55	else
fd7ccfa7	56	strict_strtol(memsize_str, 0, &memsize);
1da177e4 LT	57	add_memory_region(0, memsize, BOOT_MEM_RAM);
1da177e4 LT	58	}