blob: 3792ab4f09967c5bdd04cf537768003943167a22 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/arch/arm/mach-clps711x/fortunet.c
3 *
4 * Derived from linux/arch/arm/mach-integrator/arch.c
5 *
6 * Copyright (C) 2000 Deep Blue Solutions Ltd
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#include <linux/types.h>
23#include <linux/init.h>
24#include <linux/initrd.h>
25
26#include <asm/hardware.h>
27#include <asm/irq.h>
28#include <asm/setup.h>
29#include <asm/mach-types.h>
30
31#include <asm/mach/arch.h>
32
Vincent Sanders31f919c2005-10-01 22:56:34 +010033#include <asm/memory.h>
34
Linus Torvalds1da177e2005-04-16 15:20:36 -070035#include "common.h"
36
37struct meminfo memmap = {
38 .nr_banks = 1,
39 .bank = {
40 {
41 .start = 0xC0000000,
42 .size = 0x01000000,
43 .node = 0
44 },
45 },
46};
47
48typedef struct tag_IMAGE_PARAMS
49{
50 int ramdisk_ok;
51 int ramdisk_address;
52 int ramdisk_size;
53 int ram_size;
54 int extra_param_type;
55 int extra_param_ptr;
56 int command_line;
57} IMAGE_PARAMS;
58
59#define IMAGE_PARAMS_PHYS 0xC01F0000
60
61static void __init
62fortunet_fixup(struct machine_desc *desc, struct tag *tags,
63 char **cmdline, struct meminfo *mi)
64{
65 IMAGE_PARAMS *ip = phys_to_virt(IMAGE_PARAMS_PHYS);
66 *cmdline = phys_to_virt(ip->command_line);
67#ifdef CONFIG_BLK_DEV_INITRD
68 if(ip->ramdisk_ok)
69 {
70 initrd_start = __phys_to_virt(ip->ramdisk_address);
71 initrd_end = initrd_start + ip->ramdisk_size;
72 }
73#endif
74 memmap.bank[0].size = ip->ram_size;
75 *mi = memmap;
76}
77
78MACHINE_START(FORTUNET, "ARM-FortuNet")
Russell Kinge9dea0c2005-07-03 17:38:58 +010079 /* Maintainer: FortuNet Inc. */
Russell Kinge9dea0c2005-07-03 17:38:58 +010080 .phys_io = 0x80000000,
81 .io_pg_offst = ((0xf0000000) >> 18) & 0xfffc,
82 .boot_params = 0x00000000,
83 .fixup = fortunet_fixup,
84 .map_io = clps711x_map_io,
85 .init_irq = clps711x_init_irq,
Linus Torvalds1da177e2005-04-16 15:20:36 -070086 .timer = &clps711x_timer,
87MACHINE_END