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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/arm/mach-clps711x/fortunet.c
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/*

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 *  linux/arch/arm/mach-clps711x/fortunet.c

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 *

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 *  Derived from linux/arch/arm/mach-integrator/arch.c

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 *

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 *  Copyright (C) 2000 Deep Blue Solutions Ltd

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 *

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 * This program is free software; you can redistribute it and/or modify

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 * it under the terms of the GNU General Public License as published by

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 * the Free Software Foundation; either version 2 of the License, or

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 * (at your option) any later version.

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 *

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 * This program is distributed in the hope that it will be useful,

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 * but WITHOUT ANY WARRANTY; without even the implied warranty of

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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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 * GNU General Public License for more details.

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 *

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 * You should have received a copy of the GNU General Public License

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 * along with this program; if not, write to the Free Software

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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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 */

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#include <linux/types.h>

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#include <linux/init.h>

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#include <linux/initrd.h>

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#include <mach/hardware.h>

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#include <asm/setup.h>

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#include <asm/mach-types.h>

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#include <asm/mach/arch.h>

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#include <asm/memory.h>

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#include "common.h"

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struct meminfo memmap = {

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	.nr_banks	= 1,

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	.bank		= {

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		{

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			.start	= 0xC0000000,

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			.size	= 0x01000000,

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		},

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	},

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};

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typedef struct tag_IMAGE_PARAMS

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{

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	int	ramdisk_ok;

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	int	ramdisk_address;

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	int	ramdisk_size;

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	int	ram_size;

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	int	extra_param_type;

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	int	extra_param_ptr;

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	int	command_line;

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} IMAGE_PARAMS;

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#define IMAGE_PARAMS_PHYS	0xC01F0000

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static void __init

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fortunet_fixup(struct machine_desc *desc, struct tag *tags,

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		 char **cmdline, struct meminfo *mi)

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{

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	IMAGE_PARAMS *ip = phys_to_virt(IMAGE_PARAMS_PHYS);

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	*cmdline = phys_to_virt(ip->command_line);

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#ifdef CONFIG_BLK_DEV_INITRD

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	if(ip->ramdisk_ok)

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	{

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		initrd_start = __phys_to_virt(ip->ramdisk_address);

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		initrd_end = initrd_start + ip->ramdisk_size;

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	}

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#endif

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	memmap.bank[0].size = ip->ram_size;

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	*mi = memmap;

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}

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MACHINE_START(FORTUNET, "ARM-FortuNet")

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	/* Maintainer: FortuNet Inc. */

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	.boot_params	= 0x00000000,

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	.fixup		= fortunet_fixup,

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	.map_io		= clps711x_map_io,

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	.init_irq	= clps711x_init_irq,

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	.timer		= &clps711x_timer,

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MACHINE_END

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