/* * (C) Copyright 2007 Semihalf * * Written by: Rafal Jaworowski <raj@semihalf.com> * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * This file contains routines that fetch data from PowerPC-dependent sources * (bd_info etc.) * */ #include <config.h> #include <linux/types.h> #include <api_public.h> #include <asm/u-boot.h> #include <asm/global_data.h> #include "api_private.h" DECLARE_GLOBAL_DATA_PTR; /* * Important notice: handling of individual fields MUST be kept in sync with * include/asm-ppc/u-boot.h and include/asm-ppc/global_data.h, so any changes * need to reflect their current state and layout of structures involved! */ int platform_sys_info(struct sys_info *si) { si->clk_bus = gd->bus_clk; si->clk_cpu = gd->cpu_clk; #if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) || \ defined(CONFIG_E500) || defined(CONFIG_MPC86xx) #define bi_bar bi_immr_base #elif defined(CONFIG_MPC5xxx) #define bi_bar bi_mbar_base #elif defined(CONFIG_MPC83xx) #define bi_bar bi_immrbar #elif defined(CONFIG_MPC8220) #define bi_bar bi_mbar_base #endif #if defined(bi_bar) si->bar = gd->bd->bi_bar; #undef bi_bar #else si->bar = 0; #endif platform_set_mr(si, gd->bd->bi_memstart, gd->bd->bi_memsize, MR_ATTR_DRAM); platform_set_mr(si, gd->bd->bi_flashstart, gd->bd->bi_flashsize, MR_ATTR_FLASH); platform_set_mr(si, gd->bd->bi_sramstart, gd->bd->bi_sramsize, MR_ATTR_SRAM); return 1; }