[U-Boot-Users] [rfc] new spiflash subsystem

Mike Frysinger vapier at gentoo.org
Wed Jan 30 14:05:55 CET 2008


On Tuesday 29 January 2008, Mike Frysinger wrote:
> On Tuesday 29 January 2008, Ulf Samuelsson wrote:
> > ==> And this is not a good approach, you want the S/W to use the
> >         first 256 kB to store initial boot, U-boot and environment.
> >         The AT91SAM9 chips will use the first 8 kB sector
> >         for the AT91bootstrap, and that should have protection separate
> > from U-Boot code. AVR32 boot ROM will boot from a higher address and use
> > the 8 kB sector at address zero as environment.
> >         Both will need to have a S/W partitioning scheme added with
> >         separate protection for each partition.
> >         This partioning scheme exists today.
>
> sorry, i didnt mean to imply i thought this limitation was something to be
> written in stone.  i understand perfectly why you would want this
> flexibility, so i can take a look.  rather than making general statements,
> can you please provide a concrete list of all relevant examples you know
> of.

Ulf: can you at least follow up to this so i have a goal to work towards ?  
maybe i'll demand some sample parts if you want support ! :)
-mike
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