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
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