source: SVN/rincon/u-boot/api/api_platform-ppc.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 22 months ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 2.2 KB
Line 
1/*
2 * (C) Copyright 2007 Semihalf
3 *
4 * Written by: Rafal Jaworowski <raj@semihalf.com>
5 *
6 * See file CREDITS for list of people who contributed to this
7 * project.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 * MA 02111-1307 USA
23 *
24 *
25 * This file contains routines that fetch data from PowerPC-dependent sources
26 * (bd_info etc.)
27 *
28 */
29
30#include <config.h>
31
32#if defined(CONFIG_API)
33
34#include <linux/types.h>
35#include <api_public.h>
36
37#include <asm/u-boot.h>
38#include <asm/global_data.h>
39
40#include "api_private.h"
41
42DECLARE_GLOBAL_DATA_PTR;
43
44/*
45 * Important notice: handling of individual fields MUST be kept in sync with
46 * include/asm-ppc/u-boot.h and include/asm-ppc/global_data.h, so any changes
47 * need to reflect their current state and layout of structures involved!
48 */
49int platform_sys_info(struct sys_info *si)
50{
51        si->clk_bus = gd->bus_clk;
52        si->clk_cpu = gd->cpu_clk;
53
54#if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) || \
55    defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
56#define bi_bar  bi_immr_base
57#elif defined(CONFIG_MPC5xxx)
58#define bi_bar  bi_mbar_base
59#elif defined(CONFIG_MPC83XX)
60#define bi_bar  bi_immrbar
61#elif defined(CONFIG_MPC8220)
62#define bi_bar  bi_mbar_base
63#endif
64
65#if defined(bi_bar)
66        si->bar = gd->bd->bi_bar;
67#undef bi_bar
68#else
69        si->bar = NULL;
70#endif
71
72        platform_set_mr(si, gd->bd->bi_memstart, gd->bd->bi_memsize, MR_ATTR_DRAM);
73        platform_set_mr(si, gd->bd->bi_flashstart, gd->bd->bi_flashsize, MR_ATTR_FLASH);
74        platform_set_mr(si, gd->bd->bi_sramstart, gd->bd->bi_sramsize, MR_ATTR_SRAM);
75
76        return 1;
77}
78
79#endif /* CONFIG_API */
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