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| author | Olivier Martin <olivier.martin@arm.com> | 2015-02-16 10:19:52 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@Edk2> | 2015-02-16 10:19:52 +0000 |
| commit | 90ed18ca87ef876848d479ac1c314af15169b712 (patch) | |
| tree | 076f70194faef5ecb5e1e9749de3e9db0d84f43b | |
| parent | 54753b60a543c2807c3c2bc683e042927ee6c254 (diff) | |
| download | edk2-platforms-90ed18ca87ef876848d479ac1c314af15169b712.tar.xz | |
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
| -rw-r--r-- | ArmPkg/Include/Library/ArmLib.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/ArmPkg/Include/Library/ArmLib.h b/ArmPkg/Include/Library/ArmLib.h index 526b06a5ca..9effb3eea9 100644 --- a/ArmPkg/Include/Library/ArmLib.h +++ b/ArmPkg/Include/Library/ArmLib.h @@ -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))
|