tyler.durden
/
audk
mirror of https://github.com/acidanthera/audk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ArmPkg/ArmLib.h: Add CPU Affinity definitions 

The CPU affinity fields are defined by MPIDR/MPIDR_EL1.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
Tested-by: Ard Biesheuvel <ard@linaro.org>
Reviewed-by: Ard Biesheuvel <ard@linaro.org>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16871 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin 2015-02-16 10:19:52 +00:00 committed by oliviermartin
parent 54753b60a5
commit 90ed18ca87
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
ArmPkg/Include/Library/ArmLib.h
View File

@ -1,7 +1,7 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
Copyright (c) 2011 - 2014, ARM Ltd. All rights reserved.<BR>
Copyright (c) 2011 - 2015, ARM Ltd. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
@ -118,8 +118,13 @@ typedef enum {
//
// ARM MP Core IDs
//
#define ARM_CORE_MASK 0xFF
#define ARM_CLUSTER_MASK (0xFF << 8)
#define ARM_CORE_AFF0 0xFF
#define ARM_CORE_AFF1 (0xFF << 8)
#define ARM_CORE_AFF2 (0xFF << 16)
#define ARM_CORE_AFF3 (0xFFULL << 32)
#define ARM_CORE_MASK ARM_CORE_AFF0
#define ARM_CLUSTER_MASK ARM_CORE_AFF1
#define GET_CORE_ID(MpId) ((MpId) & ARM_CORE_MASK)
#define GET_CLUSTER_ID(MpId) (((MpId) & ARM_CLUSTER_MASK) >> 8)
#define GET_MPID(ClusterId, CoreId) (((ClusterId) << 8) | (CoreId))