mirror of https://gitee.com/openkylin/linux.git
85 lines
2.1 KiB
C
85 lines
2.1 KiB
C
/*
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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 tag *tags, 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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.nr_irqs = CLPS711X_NR_IRQS,
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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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.handle_irq = clps711x_handle_irq,
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.restart = clps711x_restart,
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MACHINE_END
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