2 * (C) Copyright 2007 Semihalf
4 * Written by: Rafal Jaworowski <raj@semihalf.com>
6 * See file CREDITS for list of people who contributed to this
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.
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.
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,
25 * This file contains routines that fetch data from PowerPC-dependent sources
31 #include <linux/types.h>
32 #include <api_public.h>
34 #include <asm/u-boot.h>
35 #include <asm/global_data.h>
37 #include "api_private.h"
39 DECLARE_GLOBAL_DATA_PTR;
42 * Important notice: handling of individual fields MUST be kept in sync with
43 * include/asm-ppc/u-boot.h and include/asm-ppc/global_data.h, so any changes
44 * need to reflect their current state and layout of structures involved!
46 int platform_sys_info(struct sys_info *si)
48 si->clk_bus = gd->bus_clk;
49 si->clk_cpu = gd->cpu_clk;
51 #if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) || \
52 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
53 #define bi_bar bi_immr_base
54 #elif defined(CONFIG_MPC5xxx)
55 #define bi_bar bi_mbar_base
56 #elif defined(CONFIG_MPC83xx)
57 #define bi_bar bi_immrbar
58 #elif defined(CONFIG_MPC8220)
59 #define bi_bar bi_mbar_base
63 si->bar = gd->bd->bi_bar;
69 platform_set_mr(si, gd->bd->bi_memstart, gd->bd->bi_memsize, MR_ATTR_DRAM);
70 platform_set_mr(si, gd->bd->bi_flashstart, gd->bd->bi_flashsize, MR_ATTR_FLASH);
71 platform_set_mr(si, gd->bd->bi_sramstart, gd->bd->bi_sramsize, MR_ATTR_SRAM);