From mboxrd@z Thu Jan  1 00:00:00 1970
From: Scott Wood <scottwood@freescale.com>
Date: Tue, 13 Dec 2011 14:00:18 -0600
Subject: [U-Boot] Segmented RAM, big userspace.
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On 12/13/2011 10:08 AM, Sergey Lapin wrote:
> It is possible to flash filesystems in parts, but for this to work
> these are needed to be properly split. This raises a problem of
> bad blocks - writing previous piece might end not where you expect it to
> end, but a few blocks later. Hand-handling this case is too error-prone.

Use a separate partition for each chunk.  Each partition should have
extra space for as many bad blocks as you reasonably anticipate in that
partition.  The start address of each partition is fixed, regardless of
the number of bad blocks in previous partitions.

-Scott