hikey: Add UEFI sources for reference
UEFI needs to be built outside Android build system.
Please follow the instructions in README.
The sources correspond to:
https://github.com/96boards/edk2/commit/14eae0c12e71fd33c4c0fc51e4475e8db02566cf
https://github.com/96boards/arm-trusted-firmware/commit/e9b4909dcd75fc4ae7041cfb83d28ab9adb7afdf
https://github.com/96boards/l-loader/commit/6b784ad5c4ab00e2b1c6f53cd5f74054e5d00a78
https://git.linaro.org/uefi/uefi-tools.git/commit/abe618f8ab72034fff1ce46c9c006a2c6bd40a7e
Change-Id: Ieeefdb63e673e0c8e64e0a1f02c7bddc63b2c7fb
Signed-off-by: Vishal Bhoj <vishal.bhoj@linaro.org>
diff --git a/uefi/linaro-edk2/HisiPkg/Drivers/HisiliconD01Gic/HisiliconD01Gic.c b/uefi/linaro-edk2/HisiPkg/Drivers/HisiliconD01Gic/HisiliconD01Gic.c
new file mode 100644
index 0000000..5f90250
--- /dev/null
+++ b/uefi/linaro-edk2/HisiPkg/Drivers/HisiliconD01Gic/HisiliconD01Gic.c
@@ -0,0 +1,41 @@
+/** @file
+*
+* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
+* Copyright (c) Huawei Technologies Co., Ltd. 2013. 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>
+#include <Library/PcdLib.h>
+
+UINTN
+EFIAPI
+ArmGicGetMaxNumInterrupts (
+ IN INTN GicDistributorBase
+ )
+{
+ return 32 * ((MmioRead32 (GicDistributorBase + ARM_GIC_ICDICTR) & 0x1F) + 1);
+}
+
+VOID
+EFIAPI
+ArmGicSendSgiTo (
+ IN INTN GicDistributorBase,
+ IN INTN TargetListFilter,
+ IN INTN CPUTargetList,
+ IN INTN SgiId
+ )
+{
+ MmioWrite32 (GicDistributorBase + ARM_GIC_ICDSGIR, ((TargetListFilter & 0x3) << 24) | ((CPUTargetList & 0xFF) << 16) | SgiId);
+}
+