Date: Thu, 16 Jul 2015 17:24:14 +0000 From: Glen Barber <gjb@FreeBSD.org> To: Carl Johnson <carlj@peak.org> Cc: freebsd-arm@freebsd.org Subject: Re: More RPI-B/SD card information Message-ID: <20150716172414.GD53795@FreeBSD.org> In-Reply-To: <87h9p4yttc.fsf@elk.localnet> References: <87wpy41zjt.fsf@elk.localnet> <87y4iiyt29.fsf@elk.localnet> <20150715040109.GV15828@FreeBSD.org> <87pp3tzaas.fsf@elk.localnet> <20150716150919.GK37051@FreeBSD.org> <87h9p4yttc.fsf@elk.localnet>
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--IDYEmSnFhs3mNXr+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jul 16, 2015 at 09:02:23AM -0700, Carl Johnson wrote: > Glen Barber <gjb@FreeBSD.org> writes: >=20 > > On Wed, Jul 15, 2015 at 08:54:03AM -0700, Carl Johnson wrote: > >> Glen Barber <gjb@FreeBSD.org> writes: > >>=20 > >> > On Tue, Jul 14, 2015 at 08:54:06PM -0700, Carl Johnson wrote: > >> >> I bought a new microSDHC card and that card works. The new one is a > >> >> 16GB SanDisk Ultra PLUS UHS-1 card in case anybody is keeping track= =2E I > >> >> had tried two different Class 4 cards that didn't work, so maybe the > >> >> faster speed is necessary now, or maybe it is picky about brands. > >> >>=20 > >> > FWIW, I have a few class-10 cards that will absolutely not work, and > >> > a few class-4 cards that work perfectly fine. > >>=20 > >> Thanks, that is useful to know. The first class-4 card worked with a > >> January 10.1-STABLE snapshot, but didn't work with June 10.1-STABLE or > >> 11.0-CURRENT snapshots or the 10.2-BETA1 release. > >>=20 > > > > I did a bit more testing, and it seems the RPI-B is *very* picky about > > what SD cards will work. Below follows results of the tests, using the > > 20150716-r285616 RPI-B image (built last night, propagating now). >=20 > As I mentioned above, I have a card that will boot an old snapshot but > refuses to boot on newer code. I have verified that the card will still > boot the old snapshot, so I know the card is still good. That seems to > indicate that something in the code has changed. Unfortunately, I am > not enough of a programmer to be able to trace through anything that > complex. >=20 Right, but with my testing (specifically cards (7) and (8), which as far as I can tell are the same card), one works and one does not. This is what I am trying to understand, because unless there is something wrong with the card, it's not being detected as "bad" by the other boards I have. Glen --IDYEmSnFhs3mNXr+ Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJVp+i+AAoJEAMUWKVHj+KTt8wP/iVYNjr2+kZ4Orng5w5v0L6+ WAXAMBMxQYmtjWhERB0yhC9MjCl5KQRerCd4ru/9lvwE8dOh/nvJ+4q9ezKBlzSI jM5UjpZTy7bJ2kHXtc9QpuIUg14xOsOlWohUMbwrXti6lVkjMh+XYuz3/RCvMsGn 7Qt0GMpkWcPt12kH3V+mx0N2xOqdPP8u7C6Z7+5W+TXvhohcXi1mXPBoOgEeVoi0 cWPyoBxTqzvFxjMPI3D/ALszXRkzvpufN4p+Asa13brPFP86/ZnI40vfMjKvaDP/ fZ31JlsSr1D8kkNEW5DK+ar9Dq4PawCUjSL85JQKe9OcrS0Iyc6Ui3D3hdHBOxH5 zQUCjJEqkeIAnqkwFjbwkH8Wi9UsIp/xaYXzPvuRE/NxZI4Iqb7J+3WfXeZxo6IU 5gwnKY+AgoQnmL/6LJFsDRjRNvM3aFyJYIAlwRgHt9Z826DRLlhhEkaw07eMQcSw WxLCrrbUN7e2z/mi72PlaqD909RhrhnpEmQ5TYoQxNEN59pJ4ZC/211NEi9+oYCX KQoayRg7nIfS4cLaAbbDiEY6TZU5yaKIIHwYG7em23zlekUYBQbdCv3AheWM2eNV UuHZem5aleZ1fTY361cyHtvS+U/BSFdRHJ/wOaYe+xalMJy09e0YwqT4ixFsdbAd ttMJ2vNITKLAyonFQIJs =eFwX -----END PGP SIGNATURE----- --IDYEmSnFhs3mNXr+--
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