Am 09.09.2012 14:52, schrieb Peter Hüwe:
> Am Sonntag, 9. September 2012, 14:23:06 schrieb Richard Weinberger: 
>> UML does not have IO_MEM but some sub-systems have "depend HAS_IOMEM" which
>> is often too coarse grained.
>> To deal with that I've introduced GENERIC_IO some time ago to support MTD
>> (and nandsim) on UML.
>> Maybe some parts of the I2C sub-system can also just depend on GENERIC_IO
>> instead of HAS_IOMEM.
>> An arch has GENERIC_IO=y if it supports everything defined in
>> generic-asm/io.h which is more than enough for most stub drivers.
> 
> The only thing which seems to be missing on UML is the ioremap function family 
> ;/

BTW: What about io_remap_pfn_range()?

Thanks,
//richard