s3c244x hardware ecc
zecke at openmoko.org
Wed Aug 13 18:27:14 CEST 2008
On Wednesday 13 August 2008 18:00:09 Andy Green wrote:
> So U-boot used soft ECC and its data was incompatible with the hard ECC
> used in the kernel? Presumably if we farm out ECC to the hardware it is
> going to be the same in U-Boot and kernel. Trying to understand this so
> it doesn't trip us up in kboot world.
Software ECC (as of the linux kernel, copied to u-boot) is not compatible with
the Hardware ECC of the s3c244x. Enabling hardware ECC in u-boot for our
flash turned out to be pretty easy and delivers the same results as the
hardware ECC driven by Linux.
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