Hi Enric, > >Hi Pekon, > >2013/12/10 Gupta, Pekon <pe...@ti.com>: >> Hi Enric, >> >> Sorry I missed your earlier mail, so din't check this.. >> >>>From: Enric Balletbo Serra [mailto:eballe...@gmail.com] >>>> >>>> I saw that the OOB layout is not the same when I flash the rootfs from >>>> the u-boot or from the kernel. For example: >>>> >>>> If the rootfs is flashed from the kernel the OOB data is like that: >>>> >>>> U-Boot # nand dump.oob 0x680000 >>>> Page 00680000 dump: >>>> OOB: >>>> ff ff 79 43 68 64 3b 80 >>>> b2 46 49 4d 58 2a 6d ff >>>> 52 3f 7d 2a 7f a2 98 70 >>>> 57 32 30 35 c7 ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> >>>> If the rootfs is flashed for the u-boot the OOB data is like data: >>>> >>>> Page 00680000 dump: >>>> OOB: >>>> ff ff 79 43 68 64 3b 80 >>>> b2 46 49 4d 58 2a 6d 52 >>>> 3f 7d 2a 7f a2 98 70 57 >>>> 32 30 35 c7 ff ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> ff ff ff ff ff ff ff ff >>>> >>>> Note that look the same except after byte number 16. In the first case is >>>> ff 52 3f 7d 2a 7f a2 98 70 >>>> and in the second case is >>>> 52 3f 7d 2a 7f a2 98 70 >>>> >>>> It's possible that something is wrong writting the OOB data ? Any clue >>>> ? I'm in the right direction or completely wrong ? >>>> >> Yes, there seems to be an mis-match between u-boot and kernel >> ecc-layout. Give me a day's time, and I'll try to root cause this. >> However, don't have OMAP3 boards, so I can test this only on other boards. >> >> with regards, pekon > >If I can help somehow just let me know. > I have posted the patches to fix this regression between u-boot and kernel. And was expecting if you could test it confirm if this solves regression on your OMAP3 board. http://lists.infradead.org/pipermail/linux-mtd/2014-January/051384.html
You can download the patch from [1] [1] http://lists.infradead.org/pipermail/linux-mtd/2013-December/050944.html with regards, pekon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot