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1da177e4 LT |
1 | /* |
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 | */ | |
1da177e4 LT |
22 | #include <linux/types.h> |
23 | #include <linux/init.h> | |
24 | #include <linux/initrd.h> | |
25 | ||
a09e64fb | 26 | #include <mach/hardware.h> |
1da177e4 LT |
27 | #include <asm/irq.h> |
28 | #include <asm/setup.h> | |
29 | #include <asm/mach-types.h> | |
30 | ||
31 | #include <asm/mach/arch.h> | |
32 | ||
31f919c3 VS |
33 | #include <asm/memory.h> |
34 | ||
1da177e4 LT |
35 | #include "common.h" |
36 | ||
37 | struct meminfo memmap = { | |
38 | .nr_banks = 1, | |
39 | .bank = { | |
40 | { | |
41 | .start = 0xC0000000, | |
42 | .size = 0x01000000, | |
43 | .node = 0 | |
44 | }, | |
45 | }, | |
46 | }; | |
47 | ||
48 | typedef 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 | ||
61 | static void __init | |
62 | fortunet_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 | ||
78 | MACHINE_START(FORTUNET, "ARM-FortuNet") | |
e9dea0c6 | 79 | /* Maintainer: FortuNet Inc. */ |
e9dea0c6 RK |
80 | .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, | |
1da177e4 LT |
86 | .timer = &clps711x_timer, |
87 | MACHINE_END |