From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Mon, 20 Apr 2009 16:00:45 +0100 (BST) Received: from bsdimp.com ([199.45.160.85]:15088 "EHLO harmony.bsdimp.com") by ftp.linux-mips.org with ESMTP id S20031645AbZDTPAc convert rfc822-to-8bit (ORCPT ); Mon, 20 Apr 2009 16:00:32 +0100 Received: from localhost (localhost [127.0.0.1]) by harmony.bsdimp.com (8.14.2/8.14.1) with ESMTP id n3KEwSwg018213; Mon, 20 Apr 2009 08:58:28 -0600 (MDT) (envelope-from imp@bsdimp.com) Date: Mon, 20 Apr 2009 08:59:29 -0600 (MDT) Message-Id: <20090420.085929.-1089997132.imp@bsdimp.com> To: florian@openwrt.org Cc: lucky.veeramallu@gmail.com, linux-mips@linux-mips.org Subject: Re: in mips how to change the start address to the new second boot loader ? From: "M. Warner Losh" In-Reply-To: <200904201100.39164.florian@openwrt.org> References: <200904201100.39164.florian@openwrt.org> X-Mailer: Mew version 5.2 on Emacs 21.3 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 22386 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: imp@bsdimp.com Precedence: bulk X-list: linux-mips In message: <200904201100.39164.florian@openwrt.org> Florian Fainelli writes: : Hi, : : Le Wednesday 15 April 2009 08:09:01 nagalakshmi veeramallu, vous avez écrit : : > Hi , : > I have a KMC board with mips VR4131 processor. The target board already : > having cmon boot loader on flash. Now I need to put my yamon boot loader : > which I modified according to the requirement on the flash. As we know : > MIPS have fixed starting address 0xbfc00000, how to change this address to : > other address so that after power on it can enter to the new address (boot : > loader). : : You cannot indeed change the boot address, but you can place a routine, or : even a bootloader at 0x1fc00000 which jumps to an arbitrary address. I tried to tell him that in the FreeBSD/mips list, but he wouldn't listen to me there either... The simple fact is that the Vr41xx processors cannot move their boot address at all.... Warner