Hi again! I just wanted to check if there has been any progress on the issue below (4-bit ECC support to read for the kernel / U-boot) during the summer.
On Wed, 8 Jul 2009 15:59:27 +0200 Simon Kagstrom <simon.kagst...@netinsight.net> wrote: > Hi Prafulla (and the list)! > > I'm wondering a bit how Sheevaplug handles the U-boot environment area. > On OpenRD base it's stored on the NAND flash, and is protected by a > 4-bit ECC as required when read by the boot prom - it just goes > together with the rest of the u-boot image. > > The Marvell-supplied 1.1.4 version has code to handle this (basically > switches to Reed-Solomon when reading/saving the environment), but it > doesn't work with upstream U-boot. If I disable ECC altogether (in > kirkwood_nand.c) I can read the environment, but since U-boot doesn't > use Reed-Solomon, the soft ECC option doesn't cut it. > > > Is the situation the same with sheevaplug? I see there are patches for > OpenOCD to handle the same thing there, > > http://lists.berlios.de/pipermail/openocd-development/2009-May/006413.html > > so perhaps something similar is bound for U-boot as well? // Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
