[RFC PATCH] ARM: new architecture for Energy Micro's EFM32 Cortex-M3 SoCs
Russell King - ARM Linux
linux at arm.linux.org.uk
Wed Dec 21 14:56:02 EST 2011
On Wed, Dec 21, 2011 at 03:48:50PM +0000, Jamie Iles wrote:
> > +#define __io(a) __typesafe_io(a)
>
> Do you support io ports on this platform? If not then perhaps select
> NO_IPORT and define __io(a) to 0?
Do not do that. Define NO_IOPORT and *do* *not* define __io() at all to
make drivers which use PCI IO stuff fail at build time. Don't try to
frig it into doing a NULL pointer deref.
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