Re: [edk2] [PATCH] ArmPkg/ArmMmuLib ARM: disregard high memory when setting permissions

2019-01-14 Thread Ard Biesheuvel
On Mon, 14 Jan 2019 at 12:43, Leif Lindholm wrote: > > On Mon, Jan 07, 2019 at 07:56:49AM +0100, Ard Biesheuvel wrote: > > Ignore calls to ArmSetMemoryAttributes () when the region described > > is outside of the 32-bit addressable range. This memory is not > > mapped in the first place, and the

Re: [edk2] [PATCH] ArmPkg/ArmMmuLib ARM: disregard high memory when setting permissions

2019-01-14 Thread Leif Lindholm
On Mon, Jan 07, 2019 at 07:56:49AM +0100, Ard Biesheuvel wrote: > Ignore calls to ArmSetMemoryAttributes () when the region described > is outside of the 32-bit addressable range. This memory is not > mapped in the first place, and the current code does not deal with > the high bits correctly,

[edk2] [PATCH] ArmPkg/ArmMmuLib ARM: disregard high memory when setting permissions

2019-01-06 Thread Ard Biesheuvel
Ignore calls to ArmSetMemoryAttributes () when the region described is outside of the 32-bit addressable range. This memory is not mapped in the first place, and the current code does not deal with the high bits correctly, resulting in hangs. Contributed-under: TianoCore Contribution Agreement