mm.c
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:2k
- /*
- * linux/arch/arm/mach-epxa10db/mm.c
- *
- * MM routines for Altera'a Epxa10db board
- *
- * Copyright (C) 2001 Altera Corporation
- *
- * 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 program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #include <linux/sched.h>
- #include <linux/mm.h>
- #include <linux/init.h>
- #include <asm/hardware.h>
- #include <asm/io.h>
- #include <asm/pgtable.h>
- #include <asm/page.h>
- #include <asm/sizes.h>
-
- #include <asm/mach/map.h>
- /* Page table mapping for I/O region */
-
- static struct map_desc epxa10db_io_desc[] __initdata = {
- { IO_ADDRESS(EXC_REGISTERS_BASE), EXC_REGISTERS_BASE, SZ_16K , DOMAIN_IO, 0, 1},
- {IO_ADDRESS(EXC_PLD_BLOCK0_BASE), EXC_PLD_BLOCK0_BASE, SZ_16K , DOMAIN_IO, 0, 1},
- {IO_ADDRESS(EXC_PLD_BLOCK1_BASE), EXC_PLD_BLOCK1_BASE, SZ_16K , DOMAIN_IO, 0, 1},
- {IO_ADDRESS(EXC_PLD_BLOCK2_BASE), EXC_PLD_BLOCK2_BASE, SZ_16K , DOMAIN_IO, 0, 1},
- {IO_ADDRESS(EXC_PLD_BLOCK3_BASE), EXC_PLD_BLOCK3_BASE, SZ_16K , DOMAIN_IO, 0, 1},
- { FLASH_VADDR(EXC_EBI_BLOCK0_BASE), EXC_EBI_BLOCK0_BASE, SZ_16M , DOMAIN_IO, 0, 1},
- LAST_DESC
- };
- void __init epxa10db_map_io(void)
- {
- iotable_init(epxa10db_io_desc);
- }