| Rafal Jaworowski | a19be78 | 2008-01-09 19:39:36 +0100 | [diff] [blame] | 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 | |
| 42 | DECLARE_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 | */ |
| 49 | int 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 */ |