[U-Boot-Users] [PATCH 1/5][RESEND #2] CSB637 - add KB920x support

kb9200_dev at kwikbyte.com kb9200_dev at kwikbyte.com
Thu Aug 25 19:55:29 CEST 2005


> Anders,
>
>> It seems that lowlevel_init is indeed undefined when
>> CONFIG_SKIP_LOWLEVEL_INIT is defined.
>
> Why would you do that? Who doe sthe low level init then?
>
> --
> Steven
>

Steven,

In the case of the KB920x, a first-level bootloader does the low-level
init.  This is required due to an erratum with the chip and an inability
to boot from flash - where uboot is stored.  So, a tiny bootloader is used
to config the hardware before jumping to uboot.

Regards,

Matt







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