From nick@cecomputing.co.uk Thu Jul 29 14:47:45 2010 Received: from moutng.kundenserver.de ([212.227.17.10]) by stoneboat.aleph1.co.uk with esmtp (Exim 4.69) (envelope-from ) id 1OeTSZ-0004mp-D4 for balloon@balloonboard.org; Thu, 29 Jul 2010 14:47:45 +0100 Received: from localhost (host81-134-106-2.in-addr.btopenworld.com [81.134.106.2]) by mrelayeu.kundenserver.de (node=mrbap2) with ESMTP (Nemesis) id 0LfGuG-1PKC7F02B6-00oqar; Thu, 29 Jul 2010 15:47:37 +0200 Received: from [192.168.40.183] by localhost with esmtp (Exim 4.69) (envelope-from ) id 1OeTS8-00069v-4p for balloon@balloonboard.org; Thu, 29 Jul 2010 14:47:16 +0100 Message-ID: <4C518659.2080708@cecomputing.co.uk> Date: Thu, 29 Jul 2010 14:47:05 +0100 From: Nick Bane User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-GB; rv:1.9.1.11) Gecko/20100711 Lightning/1.0b1 Thunderbird/3.0.6 MIME-Version: 1.0 To: balloon@balloonboard.org References: <20100722151618.GP30840@dream.aleph1.co.uk> In-Reply-To: <20100722151618.GP30840@dream.aleph1.co.uk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Provags-ID: V02:K0:qxbmqjaWj/rNRNhGMbabu3KxKR3eCZkx6sg/owIaYkB 2XVpkvFubr2C4eJdXHS4vbf7q2O6n/tulVMoPvfdN6EOzH/Kl9 B03DLfY9DtgUVOo/qTaW9F4jI0XutZYqOVNYohC5tZWqS7KUB/ TmQtAoAteFidsfcYaanA0hSeDsBQvOJm1PBB2ZEbuJtKUTxcSv 5rXK/exPr3UTe83e43aqg== X-SA-Exim-Connect-IP: 212.227.17.10 X-SA-Exim-Mail-From: nick@cecomputing.co.uk X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on stoneboat.aleph1.co.uk X-Spam-Level: X-Spam-Status: No, score=-1.8 required=4.5 tests=AWL,BAYES_00,SPF_HELO_PASS autolearn=no version=3.2.5 X-SA-Exim-Version: 4.2.1 (built Wed, 25 Jun 2008 17:14:11 +0000) X-SA-Exim-Scanned: Yes (on stoneboat.aleph1.co.uk) Subject: Re: [Balloon] more than 256Mb kernel support X-BeenThere: balloon@balloonboard.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Balloon List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Jul 2010 13:47:46 -0000 On 22/07/2010 16:16, Wookey wrote: > We've always had more than 256Mb RAM but not been able to make one > kernel that would access it all on both>256Mb and<=256Mb builds. > > This patch > http://git.kernel.org/?p=linux/kernel/git/marex/pxa-linux-2.6.git;a=commit;h=9ee18023466d30e3847a77c82a1e776fb3cf02fc > > enables exactly that for another pxa270 board. > > I _think_ it's exactly what we need and is all of 10 lines. But I > could be wrong. > > > Wookey I tried using the 3rd bank of RAM as a ramdisk and encountered formatting errors that reduced with re-formatting suggesting some sort of ram-itis. When Marek got 3 banks working as per the above her confirmed that he got ram erors too so although the principle looks sound it doesn't mean we can actually use it unfortunately. DB knows about it and was going to look into it. Nick