[U-Boot] BSS footprint of FAT very high - SPL issues

Wolfgang Denk wd at denx.de
Tue Feb 1 11:03:12 CET 2011


Dear Aneesh V,

In message <4D47C1C9.1020002 at ti.com> you wrote:
> 
> > Why would that be necessary?  Just put the BSS segment in SDRAM, and
> > everything is fine, isn't it?
> 
> SDRAM is initialized by the SPL. So, bss can not be initialized and
> used until SDRAM initialization is complete. I would prefer to have

Yes, this is normal.

> rest of the bss in internal RAM so that it's available as soon as we
> enter C code.

Well, you probably have to decide if you want an easy solution with
the restictions of the internal RAM size, or a somewhat more complex
solution with much more powerful resources.


Best regards,

Wolfgang Denk

-- 
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