On Friday 17 August 2007, Mike Frysinger wrote:
> as Michael pointed out, in the Blackfin world we tend to keep things
> very dynamic as we have dev systems which allow for dropping in of
> optional cards at will, so doing this in the bootloader is way too
> inflexible.
That's the tradeoff: optimize for development boards, or
instead for more fixed-function product boards.
> oh, and another [smallish] data point. the Blackfin processor has a
> small bootrom on it that could be likened to a very micro bios. so
> it's possible to actually boot the linux kernel straight without a
> boot loader. send the kernel over the UART to a Blackfin and watch it
> go go go :)
That's not uncommon, although I'm more used to seeing the
on-chip ROMs relying on a second stage loader for stuff like
getting memory and other clocks going at optimal speeds,
and loading "big" images (that won't fit on-chip SRAM).
- Dave
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