From 09b96811e8ca8ad48fc6604f55690978158d0596 Mon Sep 17 00:00:00 2001 From: thl Date: Wed, 19 Nov 2008 17:40:05 +0000 Subject: [ifxmips] cleanup uboot package git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13291 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../uboot-ifxmips/files/board/ifx/danube/README | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 package/uboot-ifxmips/files/board/ifx/danube/README (limited to 'package/uboot-ifxmips/files/board/ifx/danube/README') diff --git a/package/uboot-ifxmips/files/board/ifx/danube/README b/package/uboot-ifxmips/files/board/ifx/danube/README new file mode 100644 index 000000000..d1c5c1e88 --- /dev/null +++ b/package/uboot-ifxmips/files/board/ifx/danube/README @@ -0,0 +1,55 @@ +/* +** Copyright (C) 2005 Wu Qi Ming +** +** 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. +*/ + +To build a u-boot for danube board, user need to do the following things: +To configure u-boot for a proper board, user need to modify two files accordingly. + +To configure u-boot for evaluation board, in danube-uboot/include/configs/danube.h, set +#define USE_EVALUATION_BOARD +#undef USE_REFERENCE_BOARD +and vice-versa. + +To let u-boot boot from ebu(flash,e.g), in danube-uboot/include/configus/danube.h, set +#define DANUBE_BOOT_FROM_EBU +Otherwise u-boot will be compiled for booting from RAM. + +To use DDR RAM running at 111M, in danube-uboot/include/configus/danube. +h, set +#define DANUBE_DDR_RAM_111M +#undef DANUBE_DDR_RAM_166M +and vice-versa. + +To define RAM size of RAM, in danube-uboot/include/configus/danube. +h, set +#define RAM_SIZE 0x2000000 /*32M ram*/ +This is an example for a 32M RAM. + + +Besides above settings, user need to change danube-uboot/board/danube/config.mk to set the loading address of u-boot. +If U-Boot is to boot from EBU(flash), user needs to set +TEXT_BASE=0xB0000000 +If u-boot is to boot from RAM, user needs to set +TEXT_BASE=0xa0400000 + +Use the script gct to build a uart downloadable u-boot image: +./gct danube_ref_ddr166.conf u-boot.srec u-boot.asc + + + + + -- cgit v1.2.3