[uClinux-dev] 5282 and 2GB SD cards

Wolfgang Mües wolfgang at iksw-muees.de
Sat Feb 17 15:54:39 EST 2007


On Donnerstag, 15. Februar 2007, Steve Bennett wrote:
> I have the Coldfire 5282-based Intec WildFireMod which uses the dBUG
> boot loader to load the linux kernel from an SD card.
>
> Unfortunately this only works up to 1GB sized cards. dBUG fails
> to read the 2GB card. I suspect this is because of lack of support
> for the block size != 512 on these cards.
>
> Has anyone got a 2GB SD card working in a similar environment,
> especially with dBUG?

Steve,

please note that ALL SD cards have 512 bytes blocksize. All I/O is in 
512 Byte blocks.

The blocksize of 1KByte which is reported for 2GB cards is ONLY to 
compute the capacity of the card.

regards

Wolfgang
-- 
Das Leben kann nur rückwärts verstanden,
muß aber vorwärts gelebt werden.


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