From owner-freebsd-arm@FreeBSD.ORG Tue Jan 1 08:58:42 2013 Return-Path: Delivered-To: freebsd-arm@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 1E9F2C82 for ; Tue, 1 Jan 2013 08:58:42 +0000 (UTC) (envelope-from hiren.panchasara@gmail.com) Received: from mail-oa0-f50.google.com (mail-oa0-f50.google.com [209.85.219.50]) by mx1.freebsd.org (Postfix) with ESMTP id D0E368FC0C for ; Tue, 1 Jan 2013 08:58:41 +0000 (UTC) Received: by mail-oa0-f50.google.com with SMTP id n16so12367134oag.9 for ; Tue, 01 Jan 2013 00:58:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=IKaCDtwPXM3OqnybkdPtKkbc9O0qzvzAbt1J+sUrhFI=; b=CM40awNU3qFL77bn0kZA7TXgYF7HPDMg+O8OvmvE75BOA8kAP+SxLW6dH+WRbLM99F GVZaWxwE+4Dzin3KklMTtCGWv8db8v3Fo1iFNtzabq6FVTON4dnovZpSzDf5Gvh8olzm +P0sf3IxuI8fnEqWgYe5yuDxB2ZghvNNHD+rvb0R8Ze5+GzJ3rQUclJ1o+hVUr0Y27g8 BhJhRFb34hizvwbPMBDMgdfNFpfYfIYzZVvhpsx1GH64y8kENs9pWAmR91DohQf6ATwV /jY/YhZytaVOb97juuNUCk4LoBMRZksnO63aIpetxv7eiZPxrtyPcAGtmxM/EJrB4XMI tzaQ== MIME-Version: 1.0 Received: by 10.60.31.130 with SMTP id a2mr24779249oei.95.1357030721145; Tue, 01 Jan 2013 00:58:41 -0800 (PST) Received: by 10.182.156.6 with HTTP; Tue, 1 Jan 2013 00:58:41 -0800 (PST) In-Reply-To: <50E2488F.6010506@sasktel.net> References: <1357002062.54953.135.camel@revolution.hippie.lan> <06BF94A3-6F02-4E4B-8572-D202E5C8CB4B@kientzle.com> <57772D20A1814967B7FFDC476215780B@ad.peach.ne.jp> <50E2488F.6010506@sasktel.net> Date: Tue, 1 Jan 2013 00:58:41 -0800 Message-ID: Subject: Re: Rpi boot process stuck on mountroot From: hiren panchasara To: Stephen Hurd Content-Type: text/plain; charset=UTF-8 Cc: freebsd-arm X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Porting FreeBSD to the StrongARM Processor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Jan 2013 08:58:42 -0000 On Mon, Dec 31, 2012 at 6:23 PM, Stephen Hurd wrote: > Daisuke Aoyama wrote: >> There is two factor. >> One of is dev/mmc never check an error condition of the result. >> Other is RPI does not work 50MHz with some SD cards. >> I have posted the workaround patch today. >> >> http://lists.freebsd.org/pipermail/freebsd-arm/2013-January/004507.html Thanks Daisuke, I will give this a try tomorrow. > > Another thing to consider is the power. When voltage levels between TP1 > and TP2 are below around 4.6V, I see a lot more of this failure. I use my android phone charger to power rpi. Is that okay? Thanks, Hiren