+++ /dev/null
-/** @file\r
-\r
- Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
- Copyright (c) 2011 - 2014, ARM Ltd. All rights reserved.<BR>\r
-\r
- This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-#include <Base.h>\r
-\r
-#include <Library/ArmLib.h>\r
-#include <Library/DebugLib.h>\r
-#include <Library/PcdLib.h>\r
-\r
-#include "ArmLibPrivate.h"\r
-\r
-VOID\r
-EFIAPI\r
-ArmSetAuxCrBit (\r
- IN UINT32 Bits\r
- )\r
-{\r
- UINT32 val = ArmReadAuxCr();\r
- val |= Bits;\r
- ArmWriteAuxCr(val);\r
-}\r
-\r
-VOID\r
-EFIAPI\r
-ArmUnsetAuxCrBit (\r
- IN UINT32 Bits\r
- )\r
-{\r
- UINT32 val = ArmReadAuxCr();\r
- val &= ~Bits;\r
- ArmWriteAuxCr(val);\r
-}\r
-\r
-//\r
-// Helper functions for accessing CPUACTLR\r
-//\r
-\r
-VOID\r
-EFIAPI\r
-ArmSetCpuActlrBit (\r
- IN UINTN Bits\r
- )\r
-{\r
- UINTN Value;\r
- Value = ArmReadCpuActlr ();\r
- Value |= Bits;\r
- ArmWriteCpuActlr (Value);\r
-}\r
-\r
-VOID\r
-EFIAPI\r
-ArmUnsetCpuActlrBit (\r
- IN UINTN Bits\r
- )\r
-{\r
- UINTN Value;\r
- Value = ArmReadCpuActlr ();\r
- Value &= ~Bits;\r
- ArmWriteCpuActlr (Value);\r
-}\r
-\r
-UINTN\r
-EFIAPI\r
-ArmDataCacheLineLength (\r
- VOID\r
- )\r
-{\r
- return 4 << ((ArmCacheInfo () >> 16) & 0xf); // CTR_EL0.DminLine\r
-}\r
-\r
-UINTN\r
-EFIAPI\r
-ArmInstructionCacheLineLength (\r
- VOID\r
- )\r
-{\r
- return 4 << (ArmCacheInfo () & 0xf); // CTR_EL0.IminLine\r
-}\r
-\r
-UINTN\r
-EFIAPI\r
-ArmCacheWritebackGranule (\r
- VOID\r
- )\r
-{\r
- UINTN CWG;\r
-\r
- CWG = (ArmCacheInfo () >> 24) & 0xf; // CTR_EL0.CWG\r
-\r
- if (CWG == 0) {\r
- return SIZE_2KB;\r
- }\r
-\r
- return 4 << CWG;\r
-}\r