From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: [sodaville] [PATCH 02/11] x86: Add device tree support Date: Mon, 03 Jan 2011 10:10:56 -0800 Message-ID: <4D221130.1020405@linux.intel.com> References: <1290706801-7323-1-git-send-email-bigeasy@linutronix.de> <1290706801-7323-3-git-send-email-bigeasy@linutronix.de> <1290807736.32570.143.camel@pasglop> <20101128134907.GA30784@www.tglx.de> <20101230082654.GB11721@angua.secretlab.ca> <4D21F3DB.90504@linux.intel.com> <4D21F718.8010600@linux.intel.com> <20110103175254.GD2522@angua.secretlab.ca> <4D22103C.2080705@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4D22103C.2080705-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org To: Grant Likely Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sodaville-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org, Sebastian Andrzej Siewior List-Id: devicetree@vger.kernel.org On 01/03/2011 10:06 AM, H. Peter Anvin wrote: > > The problem with that kind of boot wrapper is that they are > per-architecture, increasing the differences between architectures > needlessly, and they are often implemented very poorly. > > As such, it's nice to have an ultimate fallback that doesn't depend on > anything outside ours -- the kernel community's -- control. > In the case of x86, it's not just per architecture but actually per platform interface, which is what aggravates the situation additionally. Unfortunately a lot of embedded x86 vendors seem extremely busy recreating all the mistakes embedded developers on other platforms have ever made, because "it's what they know"... -hpa