Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH 4/9] ARM: add CONFIG_PHYS_OFFSET default values | Date | Fri, 19 Feb 2016 17:23:44 +0100 |
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On Friday 19 February 2016 11:10:22 Nicolas Pitre wrote: > On Fri, 19 Feb 2016, Arnd Bergmann wrote: > > > On Thursday 18 February 2016 11:02:33 Nicolas Pitre wrote: > > > > > > Acked-by: Nicolas Pitre <nico@linaro.org> > > > > > > Is there a way to provide a default for defaults? ... > > and then select one of the bool symbols from each platform. > > Would that address your question? > > Yes, but the ugliness factor isn't worth it IMHO. > > I was wondering if something like this was possible: > > config PHYS_OFFSET > hex "Physical address of main memory" if MMU > default DRAM_BASE if !MMU > default 0x10000000 if FOO > default 0x20000000 if BAR > default 0x30000000 if BAZ > default 0x00000000 >
Ah, that was my previous approach, but Russell didn't like how it makes it easier to fall back to an incorrect address instead of forcing a build error when the address is not configured.
Arnd
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