From e700a1fc9158cd8f956bd9d2a1867f47ee6591cc Mon Sep 17 00:00:00 2001
From: Olivier Martin <olivier.martin@arm.com>
Date: Fri, 4 Jul 2014 11:16:48 +0000
Subject: ArmPkg/ArmGic: Introduced helper functions to access the GIC
 controller

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@15621 6f19259b-4bc3-4df7-8a09-765794883524
---
 ArmPkg/Include/Library/ArmGicLib.h | 45 +++++++++++++++++++++++++++++++++-----
 1 file changed, 39 insertions(+), 6 deletions(-)

(limited to 'ArmPkg/Include')

diff --git a/ArmPkg/Include/Library/ArmGicLib.h b/ArmPkg/Include/Library/ArmGicLib.h
index af8941905b..24f1966b56 100644
--- a/ArmPkg/Include/Library/ArmGicLib.h
+++ b/ArmPkg/Include/Library/ArmGicLib.h
@@ -1,6 +1,6 @@
 /** @file
 *
-*  Copyright (c) 2011-2013, ARM Limited. All rights reserved.
+*  Copyright (c) 2011-2014, 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
@@ -57,7 +57,7 @@
 #define ARM_GIC_ICCRPR          0x14  // Running Priority Register
 #define ARM_GIC_ICCPIR          0x18  // Highest Pending Interrupt Register
 #define ARM_GIC_ICCABPR         0x1C  // Aliased Binary Point Register
-#define ARM_GIC_ICCIDR          0xFC  // Identification Register
+#define ARM_GIC_ICCIIDR         0xFC  // Identification Register
 
 #define ARM_GIC_ICDSGIR_FILTER_TARGETLIST       0x0
 #define ARM_GIC_ICDSGIR_FILTER_EVERYONEELSE     0x1
@@ -71,14 +71,20 @@
 #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)
+#define ARM_GIC_ICCIIDR_GET_PRODUCT_ID(IccIidr)   (((IccIidr) >> 20) & 0xFFF)
+#define ARM_GIC_ICCIIDR_GET_ARCH_VERSION(IccIidr) (((IccIidr) >> 16) & 0xF)
+#define ARM_GIC_ICCIIDR_GET_REVISION(IccIidr)     (((IccIidr) >> 12) & 0xF)
+#define ARM_GIC_ICCIIDR_GET_IMPLEMENTER(IccIidr)  ((IccIidr) & 0xFFF)
 
 // Bit Mask for
 #define ARM_GIC_ICCIAR_ACKINTID                 0x3FF
 
+UINTN
+EFIAPI
+ArmGicGetInterfaceIdentification (
+  IN  INTN          GicInterruptInterfaceBase
+  );
+
 //
 // GIC Secure interfaces
 //
@@ -116,6 +122,12 @@ ArmGicEnableDistributor (
   IN  INTN          GicDistributorBase
   );
 
+VOID
+EFIAPI
+ArmGicDisableDistributor (
+  IN  INTN          GicDistributorBase
+  );
+
 UINTN
 EFIAPI
 ArmGicGetMaxNumInterrupts (
@@ -151,4 +163,25 @@ ArmGicSetPriorityMask (
   IN  INTN          PriorityMask
   );
 
+VOID
+EFIAPI
+ArmGicEnableInterrupt (
+  IN UINTN                  GicDistributorBase,
+  IN UINTN                  Source
+  );
+
+VOID
+EFIAPI
+ArmGicDisableInterrupt (
+  IN UINTN                  GicDistributorBase,
+  IN UINTN                  Source
+  );
+
+BOOLEAN
+EFIAPI
+ArmGicIsInterruptEnabled (
+  IN UINTN                  GicDistributorBase,
+  IN UINTN                  Source
+  );
+
 #endif
-- 
cgit