From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Subject: Re: HPA and failed opcode was: 0x37 ? Date: Tue, 30 Jan 2007 17:26:29 +0000 Message-ID: <20070130172629.70ad628d@localhost.localdomain> References: <45BF5003.3000503@imc-berlin.de> <20070130164401.295f9913@localhost.localdomain> <45BF7658.1090204@imc-berlin.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:38571 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S965633AbXA3ROi (ORCPT ); Tue, 30 Jan 2007 12:14:38 -0500 In-Reply-To: <45BF7658.1090204@imc-berlin.de> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Steven Scholz Cc: linux-ide@vger.kernel.org > > Is your IDE controller LBA48 capable ? > > Well TBH I have no contoller. As I said I am using an embedded ARM board. > The HDD is connected via a FPGA. The internal HDD registers simply memory > mapped. Works fine. Usually. By now we seem to have trouble with that > Seagate drive... The reason I ask is that the stuff which is going wrong is the stuff which requires two fetches from the drive registers. Could that be a caching bug (eg caching it, prefetching and thus reading a register too many times etc) - it seems more likely than the drive given that nobody else is seeing anything like this. Alan