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| author | Olivier Martin <olivier.martin@arm.com> | 2014-07-04 11:20:45 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2014-07-04 11:20:45 +0000 |
| commit | 397bdc990b018cb2fff01413636b4a23c4b23624 (patch) | |
| tree | 3eac10409861f1d7c25a871dd58e2bec92ca2d62 /ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c | |
| parent | e700a1fc9158cd8f956bd9d2a1867f47ee6591cc (diff) | |
| download | edk2-platforms-397bdc990b018cb2fff01413636b4a23c4b23624.tar.xz | |
ArmPkg/ArmGic: Make the GicDxe driver depends on ArmGicLib (cont)
... and also rename the ArmGicLib sources to use an explicit 'Lib' suffix.
The renaming did not work well with SVN. Files were missing from the initial commit.
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@15622 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c')
| -rw-r--r-- | ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c b/ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c new file mode 100644 index 0000000000..0bbc509550 --- /dev/null +++ b/ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c @@ -0,0 +1,65 @@ +/** @file
+*
+* Copyright (c) 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
+* 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.
+*
+**/
+
+#include <Uefi.h>
+#include <Library/IoLib.h>
+#include <Library/ArmGicLib.h>
+
+
+VOID
+EFIAPI
+ArmGicEnableInterruptInterface (
+ IN INTN GicInterruptInterfaceBase
+ )
+{
+ /*
+ * Enable the CPU interface in Non-Secure world
+ * Note: The ICCICR register is banked when Security extensions are implemented
+ */
+ MmioWrite32 (GicInterruptInterfaceBase + ARM_GIC_ICCICR, 0x1);
+}
+
+VOID
+EFIAPI
+ArmGicDisableInterruptInterface (
+ IN INTN GicInterruptInterfaceBase
+ )
+{
+ // Disable Gic Interface
+ MmioWrite32 (GicInterruptInterfaceBase + ARM_GIC_ICCICR, 0x0);
+ MmioWrite32 (GicInterruptInterfaceBase + ARM_GIC_ICCPMR, 0x0);
+}
+
+VOID
+EFIAPI
+ArmGicEnableDistributor (
+ IN INTN GicDistributorBase
+ )
+{
+ /*
+ * Enable GIC distributor in Non-Secure world.
+ * Note: The ICDDCR register is banked when Security extensions are implemented
+ */
+ MmioWrite32 (GicDistributorBase + ARM_GIC_ICDDCR, 0x1);
+}
+
+VOID
+EFIAPI
+ArmGicDisableDistributor (
+ IN INTN GicDistributorBase
+ )
+{
+ // Disable Gic Distributor
+ MmioWrite32 (GicDistributorBase + ARM_GIC_ICDDCR, 0x0);
+}
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