Re: [edk2] [PATCH v2] ArmPkg/ArmV7Mmu: introduce feature PCD to map normal memory non-shareable

2015-11-16 Thread Leif Lindholm
On Mon, Nov 16, 2015 at 06:05:47PM +0100, Ard Biesheuvel wrote: > Even though mapping normal memory (inner) shareable is usually the > correct choice on coherent systems, it may be desirable in some cases > to use non-shareable mappings for normal memory, e.g., when hardware > managed coherency is

[edk2] [PATCH v2] ArmPkg/ArmV7Mmu: introduce feature PCD to map normal memory non-shareable

2015-11-16 Thread Ard Biesheuvel
Even though mapping normal memory (inner) shareable is usually the correct choice on coherent systems, it may be desirable in some cases to use non-shareable mappings for normal memory, e.g., when hardware managed coherency is not required and the memory system is not fully configured yet. So intro