[U-Boot-Users] U-Boot-NG ?
Rune Torgersen
runet at innovsys.com
Tue Jul 3 20:09:36 CEST 2007
> -----Original Message-----
> From: Grant Likely
> > Do we really need console output before U-Boot has
> initialised SDRAM?
> > For debugging some simple PUTC() and PUTHEX() macros would be
> > sufficient. Of course they have to be disabled on systems
> designed to
> > have a quiet console.
>
> I think it is a good idea to at least default to spitting out
> *something* on boot. Just in case RAM is hooped.
Console output before RAM is initialized is EXTREMELY important. I thin
on our boards, 90% of the output on boot is before RAM is initalized.
And when you try to bring up a new board, you definetly need it.
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