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| author | Olivier Martin <olivier.martin@arm.com> | 2013-08-21 12:08:06 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-08-21 12:08:06 +0000 |
| commit | 1cb1367350f3ea6dce0e5dd59d5a45a44006259f (patch) | |
| tree | 3bbce91d4633bf5a8ed8166f7cc44084377945c7 /ArmPkg/Include/Library/ArmGicLib.h | |
| parent | 5232a5e2af47d925bfa71931c3ab364bbc5ab16b (diff) | |
| download | edk2-platforms-1cb1367350f3ea6dce0e5dd59d5a45a44006259f.tar.xz | |
ArmPkg/ArmGicLib.h: Added macro to retrieve the information from the ICCIDR
These macros are helper functions to get the information from the GIC CPU
Interface Identification register.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14582 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg/Include/Library/ArmGicLib.h')
| -rw-r--r-- | ArmPkg/Include/Library/ArmGicLib.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/ArmPkg/Include/Library/ArmGicLib.h b/ArmPkg/Include/Library/ArmGicLib.h index 6da072807b..429f8ade12 100644 --- a/ArmPkg/Include/Library/ArmGicLib.h +++ b/ArmPkg/Include/Library/ArmGicLib.h @@ -1,14 +1,14 @@ /** @file
*
-* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
-*
-* This program and the accompanying materials
-* are licensed and made available under the terms and conditions of the BSD License
-* which accompanies this distribution. The full text of the license may be found at
-* http://opensource.org/licenses/bsd-license.php
+* Copyright (c) 2011-2013, ARM Limited. All rights reserved.
*
-* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+* This program and the accompanying materials
+* are licensed and made available under the terms and conditions of the BSD License
+* which accompanies this distribution. The full text of the license may be found at
+* http://opensource.org/licenses/bsd-license.php
+*
+* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
**/
@@ -70,6 +70,11 @@ #define ARM_GIC_ICCICR_SIGNAL_SECURE_TO_FIQ 0x08
#define ARM_GIC_ICCICR_USE_SBPR 0x10
+// Bit Mask for GICC_IIDR
+#define ARM_GIC_ICCIDR_GET_PRODUCT_ID(IccIdr) (((IccIdr) >> 20) & 0xFFF)
+#define ARM_GIC_ICCIDR_GET_ARCH_VERSION(IccIdr) (((IccIdr) >> 16) & 0xF)
+#define ARM_GIC_ICCIDR_GET_REVISION(IccIdr) (((IccIdr) >> 12) & 0xF)
+#define ARM_GIC_ICCIDR_GET_IMPLEMENTER(IccIdr) ((IccIdr) & 0xFFF)
//
// GIC Secure interfaces
|