File: /usr/src/linux/arch/arm/mach-ebsa110/mm.c

1     /*
2      *  linux/arch/arm/mach-ebsa110/mm.c
3      *
4      *  Copyright (C) 1998-1999 Russell King
5      *
6      * This program is free software; you can redistribute it and/or modify
7      * it under the terms of the GNU General Public License version 2 as
8      * published by the Free Software Foundation.
9      *
10      *  Extra MM routines for the EBSA-110 architecture
11      */
12     #include <linux/mm.h>
13     #include <linux/init.h>
14     
15     #include <asm/hardware.h>
16     #include <asm/pgtable.h>
17     #include <asm/page.h>
18     
19     #include <asm/mach/map.h>
20     
21     #include "hardware.h"
22      
23     static struct map_desc ebsa110_io_desc[] __initdata = {
24     	/*
25     	 * sparse external-decode ISAIO space
26     	 */
27     	{ IRQ_STAT,    TRICK4_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* IRQ_STAT/IRQ_MCLR */
28     	{ IRQ_MASK,    TRICK3_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* IRQ_MASK/IRQ_MSET */
29     	{ SOFT_BASE,   TRICK1_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* SOFT_BASE */
30     	{ PIT_BASE,    TRICK0_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* PIT_BASE */
31     
32     	/*
33     	 * self-decode ISAIO space
34     	 */
35     	{ ISAIO_BASE,  ISAIO_PHYS,  ISAIO_SIZE,  DOMAIN_IO, 0, 1, 0, 0 },
36     	{ ISAMEM_BASE, ISAMEM_PHYS, ISAMEM_SIZE, DOMAIN_IO, 0, 1, 0, 0 },
37     	LAST_DESC
38     };
39     
40     void __init ebsa110_map_io(void)
41     {
42     	iotable_init(ebsa110_io_desc);
43     }
44