Re: [PATCH v3 1/2] serial_core: add pci uart early console support

[Bin Gao]

On Wed, May 20, 2015 at 11:16:25AM +0200, Paul Bolle wrote:
> What I should have asked is: do you expect architectures other than X86
> to set HAVE_EARLY_PCI? Because then you should put that Kconfig entry in
> a file reachable by all architectures. Say, in init/Kconfig or in
> drivers/tty/serial/Kconfig.
> 
> (You can also have an entry for HAVE_EARLY_PCI for each arch that needs
> it, but that would be a bit silly.)
> 

The HAVE_EARLY_PCI entry should be actually in generic PCI layer,
i.e. drivers/pci, because it's a PCI feature but only some archs
(currently only x86) support it.
Then an arch with this feature could announce it in arch/<arch>/Kconfig by:
select HAVE_EARLY_PCI if PCI



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