Date: Tue, 18 Mar 2014 13:53:00 -0700 From: Warner Losh <imp@bsdimp.com> To: Adrian Chadd <adrian@FreeBSD.org> Cc: "freebsd-embedded@freebsd.org" <freebsd-embedded@freebsd.org> Subject: Re: nand controller - how should one handle controllers that want the command+address bits together? Message-ID: <E45B1F0A-1448-4151-AF7A-BBB79D6BC632@bsdimp.com> In-Reply-To: <CAJ-Vmo=sgYPNTVdh%2BuNf3bzWDWJvWiHe5eNODY=to8xdf7-wfg@mail.gmail.com> References: <CAJ-VmonpUsvXFHMCyH--3S4AEocTjhESCyjp9UmT-w5GyuZmvw@mail.gmail.com> <CAJ-VmomM=8M420-LC0z1CoZcz%2BjRBKx4n31ebtbfWG8_xF4Npw@mail.gmail.com> <5BF1217D-6423-443B-A3AB-1722CDDDAD74@bsdimp.com> <CAJ-Vmo=sgYPNTVdh%2BuNf3bzWDWJvWiHe5eNODY=to8xdf7-wfg@mail.gmail.com>
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On Mar 18, 2014, at 12:05 PM, Adrian Chadd <adrian@FreeBSD.org> wrote: > [snip] >=20 > Off-hand, it's some 128MiB Hynix part. >=20 > I'd give you the ID bytes, but so far I can't get at them all. :-) >=20 128MiB is 1Gib part. On that part, 1 bit of ECC is almost certainly = sufficient, especially if this is a SLC part, which we have with our software = implementation. Warner
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