[U-Boot] [PATCH 18/42] Blackfin: make sure autoconf.mk is generated early enough

[Mike Frysinger <vapier@gentoo.org>]

On Wednesday 11 February 2009 17:16:38 Wolfgang Denk wrote:
> In message Mike Frysinger you wrote:
> > > And you fail to explain why BF needs this, while all other
> > > architectures don't.
> >
> > i explained it already when Ben asked.  the processor variant is selected
> > in the board config and the board config (and shared settings) can change
> > based on that selection.  and the top level build flags use that
> > processor
>
> If you define the processor variant right at  the  beginning  of  the
> board  config  file,  then  why  would  that  not  be  visible in the
> remainder of the board config so you'd have to re-run this?

that's a string representation that defines (1) the variant and (2) the 
silicon revision.  that gets turned into CFLAGS via -mcpu=... and the 
toolchain itself then sets up the proper defines which everything else uses.
-mike
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 835 bytes
Desc: This is a digitally signed message part.
Url : http://lists.denx.de/pipermail/u-boot/attachments/20090211/8732658a/attachment.pgp