From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1Lp141-0003Pf-0z for mharc-grub-devel@gnu.org; Wed, 01 Apr 2009 10:05:09 -0400 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Lp13z-0003Mn-T4 for grub-devel@gnu.org; Wed, 01 Apr 2009 10:05:07 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Lp13v-0003Ap-86 for grub-devel@gnu.org; Wed, 01 Apr 2009 10:05:07 -0400 Received: from [199.232.76.173] (port=54446 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Lp13v-0003AZ-3Z for grub-devel@gnu.org; Wed, 01 Apr 2009 10:05:03 -0400 Received: from c60.cesmail.net ([216.154.195.49]:64337) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.60) (envelope-from ) id 1Lp13u-0004Ex-LD for grub-devel@gnu.org; Wed, 01 Apr 2009 10:05:02 -0400 Received: from unknown (HELO smtprelay2.cesmail.net) ([192.168.1.112]) by c60.cesmail.net with ESMTP; 01 Apr 2009 10:04:46 -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 DA4F934C6A for ; Wed, 1 Apr 2009 10:05:37 -0400 (EDT) From: Pavel Roskin To: The development of GRUB 2 In-Reply-To: <20090401132322.GE27958@thorin> References: <20090306195735.GA9992@thorin> <1238419927.2868.6.camel@mj> <49D0D8C8.4010801@gmail.com> <200903310106.25852.okuji@enbug.org> <1238449882.6004.50.camel@mj> <20090401132322.GE27958@thorin> Content-Type: text/plain Date: Wed, 01 Apr 2009 10:04:44 -0400 Message-Id: <1238594684.32385.6.camel@mj> Mime-Version: 1.0 X-Mailer: Evolution 2.24.5 (2.24.5-1.fc10) Content-Transfer-Encoding: 7bit X-detected-operating-system: by monty-python.gnu.org: Genre and OS details not recognized. Subject: Re: [PATCH] build 32-bit Linux loader as `linux', rename legacy loader to `linux16' 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: Wed, 01 Apr 2009 14:05:08 -0000 On Wed, 2009-04-01 at 15:23 +0200, Robert Millan wrote: > On Mon, Mar 30, 2009 at 05:51:22PM -0400, Pavel Roskin wrote: > > > > If we are circumventing the standard Linux bootloader, perhaps we should > > communicate this to the Linux developers. > > This is not circumvention. We're using a 32-bit interface that's part of their > boot protocol specification (i.e. they promised not to break it). The only > caveat is that so far it's only used on EFI and on coreboot, it hasn't been > so widespread, and therefore not so widely tested yet. I see. It looks like the x86_64 kernel has code for printing strings in 16-bit mode and in 64-bit mode, but not in 32-bit mode, in which we enter the kernel. So no easy fix, unfortunately. -- Regards, Pavel Roskin