From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from yx-out-2324.google.com (yx-out-2324.google.com [74.125.44.30]) by ozlabs.org (Postfix) with ESMTP id B157CDE2D1 for ; Mon, 25 May 2009 23:23:16 +1000 (EST) Received: by yx-out-2324.google.com with SMTP id 8so1511425yxb.39 for ; Mon, 25 May 2009 06:23:15 -0700 (PDT) Message-Id: <55DBD0E6-202A-463E-BF0D-EB00C334C9B9@gmail.com> From: Hunter Cobbs To: konamo Content-Type: text/plain; charset=us-ascii; format=flowed; delsp=yes Mime-Version: 1.0 (iPhone Mail 5H11) Subject: Re: AMCC 405ex memory size issue Date: Mon, 25 May 2009 08:22:07 -0500 Cc: "linuxppc-dev@ozlabs.org" List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Have you modified the hardware? The default hardware specs says there is only 256MB of ram. Regardless, if you upped the ram amount, you might need to modify u-boot itself to turn on more address lines or you might consider looking at your memory management allocation (slab, slub, etc). Hunter Cobbs On May 25, 2009, at 1:15 AM, konamo wrote: > > any ideas? > > > > konamo wrote: >> >> Hi all, >> we are using AMCC 405ex kilauea eval board as a demo, not use any >> pci/nand function, >> the board configuration is below: >> u-boot 2009.01, >> linux-2.6.25-rc2, >> 1GB DDR2 memory(2Gbit * 4, 1 rank), >> AMCC powerpc 405ex, >> both 1G and 512MB memory works fine under u-boot, but linux boot >> fails in >> 1G memory, if we limit mem=512M, linux could boot over nfs. Could >> anyone >> pls help us how to find the root cause? thanks >> > > -- > View this message in context: http://www.nabble.com/AMCC-405ex-memory-size-issue-tp23631525p23701685.html > Sent from the linuxppc-dev mailing list archive at Nabble.com. > > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-dev