From mboxrd@z Thu Jan 1 00:00:00 1970 From: Xiangfu Liu Date: Tue, 26 Apr 2011 22:45:34 +0800 Subject: [U-Boot] [PATCH v6 4/7] jz4740 nand driver In-Reply-To: <20110325110443.46cd59e6@schlenkerla.am.freescale.net> References: <1298876234-28115-1-git-send-email-xiangfu@openmobilefree.net> <1298876234-28115-2-git-send-email-xiangfu@openmobilefree.net> <1298876234-28115-3-git-send-email-xiangfu@openmobilefree.net> <1298876234-28115-4-git-send-email-xiangfu@openmobilefree.net> <1298876234-28115-5-git-send-email-xiangfu@openmobilefree.net> <20110307174436.6b4c8b21@schlenkerla> <4D8C5D9D.2030906@openmobilefree.net> <20110325110443.46cd59e6@schlenkerla.am.freescale.net> Message-ID: <4DB6DA8E.1010100@openmobilefree.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 03/26/2011 12:04 AM, Scott Wood wrote: >> hmm... some question. a little confuse. >> > >> > 1. I using all rest of nand as rootfs partition. >> > do I have keep some space in nand for BBT? > The last block or so is marked reserved for the BBT. > >> > 2. do I have to tell u-boot where is the BBT? > No, it's marked with a special OOB marker. If it isn't present, it will > create it at the end of the chip. > >> > 3. do I need some configure in linux kernel for BBT? > Set the nand->options flag, same as in U-Boot. > thanks for the info. will enable the BBT in next series patches - -- Best Regards Xiangfu Liu http://www.openmobilefree.net -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk222o4ACgkQRRAEFRxkgLQOmgCfSfL0iN6BY0TlDcg9jbUiSnen VukAnA1pE4d3YnZwA5nLRQbPUv2tecXR =d/2S -----END PGP SIGNATURE-----