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

Albert ARIBAUD albert.aribaud at free.fr
Tue Feb 1 08:11:07 CET 2011


Le 01/02/2011 08:04, Albert ARIBAUD a écrit :

> I'd like to make sure I understand the issue. Do these three BSS
> variables occupy space in the U-Boot binary? If they do, then *that*
> must be fixed rather than allocating a fixed address for them. In ARM
> achitectures, the linker file makes sure the BSS is at the end of the
> image and is not loadable, so the ELF to bin conversion just skips them.
> Maybe the linker file you're using here does not do this?

Answering myself: after reading Vaibhav's answer, I should amend my 
question aboce. Seems like the issue is the SPL has a BSS in IRAM, or in 
whatever memory it lands in. In that case, there's indeed no fix except 
putting the buffers in DRAM.

Amicalement,
-- 
Albert.


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