From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from arkanian.console-pimps.org (arkanian.console-pimps.org [212.110.184.194]) by mail.openembedded.org (Postfix) with ESMTP id 3BB006F790 for ; Wed, 12 Mar 2014 09:39:49 +0000 (UTC) Received: by arkanian.console-pimps.org (Postfix, from userid 1002) id D332E6C075; Wed, 12 Mar 2014 09:39:46 +0000 (GMT) Received: from localhost (unknown [94.8.38.236]) by arkanian.console-pimps.org (Postfix) with ESMTPSA id 858B56C050; Wed, 12 Mar 2014 09:39:43 +0000 (GMT) Date: Wed, 12 Mar 2014 09:39:42 +0000 From: Matt Fleming To: Darren Hart Message-ID: <20140312093942.GD5834@console-pimps.org> References: <23d446488f4304516b483a2293bd34c86a23bdff.1394128875.git.stefanx.stanacar@intel.com> <1394186245.29948.5.camel@firebird.rb.intel.com> MIME-Version: 1.0 In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Cc: "koen@dominion.thruhere.net" , "openembedded-core@lists.openembedded.org" Subject: Re: [PATCH 3/3] classes: Add gummiboot class X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 12 Mar 2014 09:39:50 -0000 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, 11 Mar, at 01:38:08PM, Darren Hart wrote: > > I'm surprised gummiboot requires STUB... Since STUB is there to allow the > kernel to be booted directly, no bootloader required. I guess gummiboot is > slightly less than a boot loader :-) Gummiboot is an EFI application loader. Since CONFIG_EFI_STUB sticks a PE/COFF header at the front of the bzImage, it appears as an EFI application which gummiboot knows how to load and run. This is also the reason you can execute the bzImage from the EFI shell (or Boot Manager). -- Matt Fleming, Intel Open Source Technology Center