From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1MIpMG-0006ZB-R9 for mharc-grub-devel@gnu.org; Mon, 22 Jun 2009 15:39:12 -0400 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MIpME-0006YR-Uw for grub-devel@gnu.org; Mon, 22 Jun 2009 15:39:11 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MIpMA-0006WD-9n for grub-devel@gnu.org; Mon, 22 Jun 2009 15:39:10 -0400 Received: from [199.232.76.173] (port=50331 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MIpMA-0006W6-6E for grub-devel@gnu.org; Mon, 22 Jun 2009 15:39:06 -0400 Received: from c60.cesmail.net ([216.154.195.49]:10030) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.60) (envelope-from ) id 1MIpM9-0003sz-Q1 for grub-devel@gnu.org; Mon, 22 Jun 2009 15:39:06 -0400 Received: from unknown (HELO smtprelay2.cesmail.net) ([192.168.1.112]) by c60.cesmail.net with ESMTP; 22 Jun 2009 15:39:04 -0400 Received: from [192.168.0.22] (static-72-92-88-10.phlapa.fios.verizon.net [72.92.88.10]) by smtprelay2.cesmail.net (Postfix) with ESMTPSA id D4E5D34C6A for ; Mon, 22 Jun 2009 15:45:13 -0400 (EDT) From: Pavel Roskin To: The development of GRUB 2 In-Reply-To: <20090622095252.GC8969@thorin> References: <20090621181748.GA21152@thorin> <20090621225332.GB2360@thorin> <1245633761.9864.34.camel@mj> <20090622095252.GC8969@thorin> Content-Type: text/plain Date: Mon, 22 Jun 2009 15:39:03 -0400 Message-Id: <1245699543.2561.1.camel@mj> Mime-Version: 1.0 X-Mailer: Evolution 2.26.2 (2.26.2-1.fc11) Content-Transfer-Encoding: 7bit X-detected-operating-system: by monty-python.gnu.org: Genre and OS details not recognized. Subject: Re: [PATCH] access gdtdesc on segment 0 unconditionally (Re: [PATCH] i386-qemu port) 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: Mon, 22 Jun 2009 19:39:11 -0000 On Mon, 2009-06-22 at 11:52 +0200, Robert Millan wrote: > > Since %cs is pointing to the code, it should be possible to point it to > > gdtdesc. They should be nearby. > > It is nearby, but the address reference for `gdtdesc' is absolute, NOT > relative to %cs. Of course, when %cs is 0 that's no problem. But in my > case I can't set %cs to 0 because my code is above 0x10000. I think we can remove ADDR32 from the command. I tried that on i386-pc and it works in qemu and on real hardware. I don't see any need to use a 32-bit address in the lgdt command. -- Regards, Pavel Roskin