Re: [Xen-devel] [PATCH v2 6/7] xen/arm: gic-v2: Automatically detect aliased GIC400

2015-10-01 Thread Ian Campbell
On Tue, 2015-09-29 at 17:21 +0100, Julien Grall wrote: > We are currently using a per-platform quirk to know if the 2 4KB region > of > the GIC CPU interface are each aligned to 64KB. Although, it may be > possible to have different layout on a same platform (depending on the > firmware version). >

[Xen-devel] [PATCH v2 6/7] xen/arm: gic-v2: Automatically detect aliased GIC400

2015-09-29 Thread Julien Grall
We are currently using a per-platform quirk to know if the 2 4KB region of the GIC CPU interface are each aligned to 64KB. Although, it may be possible to have different layout on a same platform (depending on the firmware version). Rather than having a quirk it's possible to detect by reading the