Date: Sat, 22 Nov 2014 15:00:16 -0700 From: Dan Raymond <draymond@foxvalley.net> To: ticso@cicely.de, Warner Losh <imp@bsdimp.com> Cc: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org>, Ian Lepore <ian@freebsd.org> Subject: Re: new support for Raspberry Pi B+ Message-ID: <54710770.5040801@foxvalley.net> In-Reply-To: <20141122213155.GB22446@cicely7.cicely.de> References: <5470E81A.3070009@foxvalley.net> <20141122200952.GA22446@cicely7.cicely.de> <5470F87D.1040208@foxvalley.net> <1416690352.1147.333.camel@revolution.hippie.lan> <FBF07CE7-2DF2-4A2A-9E90-61DFA0A1B829@bsdimp.com> <20141122213155.GB22446@cicely7.cicely.de>
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>> I considered that originally which is why I bought 4 different cards of >> different brands for testing (Transcend, SanDisk, Samsung, Kingston): >> >> http://www.amazon.com/gp/product/B00CBD0XSI/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1 >> http://www.amazon.com/gp/product/B00M55C0NS/ref=oh_aui_detailpage_o04_s00?ie=UTF8&psc=1 >> http://www.amazon.com/gp/product/B00IVPU7DQ/ref=oh_aui_detailpage_o03_s00?ie=UTF8&psc=1 >> http://www.amazon.com/gp/product/B003WIRFD2/ref=oh_aui_detailpage_o01_s00?ie=UTF8&psc=1 >> >> None of them will boot FreeBSD at high speed and I have seen SD related >> panics with 3 of them (so far) at low speed. > Well high speed seems to be a different issue. > But if it happens on multiple different cards, then the corruption is unlikely > card related. > >>> I would actually dispute that this one is an sd-related panic, unless >>> you have messages about gvfs_iodone failures on the console before the >>> panic. Otherwise this is more likely another memory corruption problem >>> similar to the panics being reported on wandboard. >> The RPi is also sensitive to power. I?ve seen weird corruption like this when I tried to run >> my RPi off a battery and the battery was getting weak... > They completely redesigned the power design in the B+, including the > use of decent switching regulators. > Assuming the problem happens on a B+ as the subject claims. > Yes, it is a Raspberry Pi B+. I just received a second one yesterday to do more testing and I am experiencing issues on this one too.
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