From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1Iqch4-0002rh-M5 for mharc-grub-devel@gnu.org; Fri, 09 Nov 2007 17:51:18 -0500 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Iqch2-0002qW-RS for grub-devel@gnu.org; Fri, 09 Nov 2007 17:51:16 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Iqch1-0002nV-2y for grub-devel@gnu.org; Fri, 09 Nov 2007 17:51:16 -0500 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Iqch0-0002nE-VB for grub-devel@gnu.org; Fri, 09 Nov 2007 17:51:15 -0500 Received: from aybabtu.com ([69.60.117.155]) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1Iqch0-0005Of-Nr for grub-devel@gnu.org; Fri, 09 Nov 2007 17:51:14 -0500 Received: from [192.168.10.6] (helo=thorin) by aybabtu.com with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.63) (envelope-from ) id 1Iqcgz-0002ez-4d for grub-devel@gnu.org; Fri, 09 Nov 2007 23:51:13 +0100 Received: from rmh by thorin with local (Exim 4.63) (envelope-from ) id 1Iqcgm-0000HQ-3Y for grub-devel@gnu.org; Fri, 09 Nov 2007 23:51:00 +0100 Date: Fri, 9 Nov 2007 23:51:00 +0100 From: Robert Millan To: The development of GRUB 2 Message-ID: <20071109225100.GA939@thorin> References: <471E4628.9030706@t-online.de> <20071109205125.GA23437@thorin> <4734D6D3.9020307@t-online.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4734D6D3.9020307@t-online.de> Organization: free as in freedom X-Message-Flag: Microsoft discourages use of Outlook. X-Debbugs-No-Ack: true User-Agent: Mutt/1.5.13 (2006-08-11) X-detected-kernel: by monty-python.gnu.org: Genre and OS details not recognized. Subject: Re: [PATCH] Fix eisa_mmap evaluation, add memory existence check X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: The development of GRUB 2 List-Id: The development of GRUB 2 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Nov 2007 22:51:17 -0000 On Fri, Nov 09, 2007 at 10:53:23PM +0100, Christian Franke wrote: > >Ah, and why 0xcf instead of 0xff ? > > > > > > ... or 0xaa or 0x55. 0xaa and 0x55 are typicaly used directly in memory because every bit is negated, which is precisely what `^ 0xff' would do. -- Robert Millan I know my rights; I want my phone call! What use is a phone call, if you are unable to speak? (as seen on /.)