On 04/05/2013 10:50 PM, Arnd Bergmann wrote: > On Friday 05 April 2013, Gregory CLEMENT wrote: >> From: Lior Amsalem <[email protected]> >> >> In order to be able to support he LPAE, the internal registers virtual >> base must be aligned to 2MB. >> >> Signed-off-by: Lior Amsalem <[email protected]> >> Signed-off-by: Gregory CLEMENT <[email protected]> > > This is a surprising limitation. Can you extend the above text to go into more > detail where that alignment requirement comes from? >
The explanation I had was that in LPAE section size is 2MB, in earlyprintk we map the internal registers and it must be section aligned. > Arnd > > _______________________________________________ > linux-arm-kernel mailing list > [email protected] > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com _______________________________________________ devicetree-discuss mailing list [email protected] https://lists.ozlabs.org/listinfo/devicetree-discuss
