FTL and Endianity
Siders, Keith
keith_siders at toshibatv.com
Fri Jul 6 08:52:41 EDT 2001
So since I'm using big-endian MIPS, does this effect JFFS2? That is,
does FTL stand for Flash Translation Layer, or some such thing?
Keith
-> -----Original Message-----
-> From: David Woodhouse [mailto:dwmw2 at infradead.org]
-> Sent: Friday, July 06, 2001 6:35 AM
-> To: Alexandr Andreev
-> Cc: linux-mtd at lists.infradead.org
-> Subject: Re: FTL and Endianity
->
->
->
-> andreev at niisi.msk.ru said:
-> > But when the ftl_fromat utility creates an ftl partition,
-> it doesn't
-> > swap any field of the header. So, it doesn't matter on
-> which endianity
-> > the FTL driver and ftl_format works, it must be the same only. Am i
-> > wrong?
->
-> You're right - except that it does matter in theory. The FTL spec is
-> defined as little-endian. So while it would _work_ if you do it all
-> backwards, it's technically wrong.
->
-> I'd be happier to fix ftl_format and ftl_check to do the
-> byteswapping than
-> to remove same from ftl.c.
->
-> --
-> dwmw2
->
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