mirror of https://gitee.com/openkylin/linux.git
72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/*
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* linux/arch/arm/mach-epxa10db/mm.c
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*
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* MM routines for Altera'a Epxa10db board
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*
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* Copyright (C) 2001 Altera Corporation
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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/kernel.h>
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#include <linux/init.h>
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#include <asm/hardware.h>
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#include <asm/io.h>
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#include <asm/sizes.h>
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#include <asm/page.h>
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#include <asm/mach/map.h>
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/* Page table mapping for I/O region */
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static struct map_desc epxa10db_io_desc[] __initdata = {
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{
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.virtual = IO_ADDRESS(EXC_REGISTERS_BASE),
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.pfn = __phys_to_pfn(EXC_REGISTERS_BASE),
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.length = SZ_16K,
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.type = MT_DEVICE
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}, {
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.virtual = IO_ADDRESS(EXC_PLD_BLOCK0_BASE),
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.pfn = __phys_to_pfn(EXC_PLD_BLOCK0_BASE),
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.length = SZ_16K,
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.type = MT_DEVICE
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}, {
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.virtual = IO_ADDRESS(EXC_PLD_BLOCK1_BASE),
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.pfn =__phys_to_pfn(EXC_PLD_BLOCK1_BASE),
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.length = SZ_16K,
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.type = MT_DEVICE
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}, {
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.virtual = IO_ADDRESS(EXC_PLD_BLOCK2_BASE),
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.physical = __phys_to_pfn(EXC_PLD_BLOCK2_BASE),
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.length = SZ_16K,
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.type = MT_DEVICE
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}, {
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.virtual = IO_ADDRESS(EXC_PLD_BLOCK3_BASE),
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.pfn = __phys_to_pfn(EXC_PLD_BLOCK3_BASE),
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.length = SZ_16K,
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.type = MT_DEVICE
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}, {
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.virtual = FLASH_VADDR(EXC_EBI_BLOCK0_BASE),
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.pfn = __phys_to_pfn(EXC_EBI_BLOCK0_BASE),
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.length = SZ_16M,
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.type = MT_DEVICE
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}
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};
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void __init epxa10db_map_io(void)
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{
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iotable_init(epxa10db_io_desc, ARRAY_SIZE(epxa10db_io_desc));
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}
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