mm.c
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
- /*
- * linux/arch/arm/mach-ebsa110/mm.c
- *
- * Copyright (C) 1998-1999 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Extra MM routines for the EBSA-110 architecture
- */
- #include <linux/mm.h>
- #include <linux/init.h>
- #include <asm/hardware.h>
- #include <asm/pgtable.h>
- #include <asm/page.h>
- #include <asm/mach/map.h>
- #include "hardware.h"
-
- static struct map_desc ebsa110_io_desc[] __initdata = {
- /*
- * sparse external-decode ISAIO space
- */
- { IRQ_STAT, TRICK4_PHYS, PGDIR_SIZE, DOMAIN_IO, 0, 1, 0, 0 }, /* IRQ_STAT/IRQ_MCLR */
- { IRQ_MASK, TRICK3_PHYS, PGDIR_SIZE, DOMAIN_IO, 0, 1, 0, 0 }, /* IRQ_MASK/IRQ_MSET */
- { SOFT_BASE, TRICK1_PHYS, PGDIR_SIZE, DOMAIN_IO, 0, 1, 0, 0 }, /* SOFT_BASE */
- { PIT_BASE, TRICK0_PHYS, PGDIR_SIZE, DOMAIN_IO, 0, 1, 0, 0 }, /* PIT_BASE */
- /*
- * self-decode ISAIO space
- */
- { ISAIO_BASE, ISAIO_PHYS, ISAIO_SIZE, DOMAIN_IO, 0, 1, 0, 0 },
- { ISAMEM_BASE, ISAMEM_PHYS, ISAMEM_SIZE, DOMAIN_IO, 0, 1, 0, 0 },
- LAST_DESC
- };
- void __init ebsa110_map_io(void)
- {
- iotable_init(ebsa110_io_desc);
- }