ArmPkg/ArmCortexA5x: Declared the helper functions to access the CPU Extended Control Register

This register is A5x specific. It is the reason why the code moved from ArmLib
to ArmCpuLib/ArmCortexA5xLib.

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@15397 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin
2014-03-26 19:32:48 +00:00
committed by oliviermartin
parent 52d44f77c2
commit 47d183db53
5 changed files with 88 additions and 14 deletions

View File

@@ -1,6 +1,6 @@
/** @file
Copyright (c) 2012-2013, ARM Limited. All rights reserved.
Copyright (c) 2012-2014, 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
@@ -20,4 +20,31 @@
//
#define A5X_FEATURE_SMP (1 << 6)
//
// Helper functions to access CPU Extended Control Register
//
UINT64
EFIAPI
ArmReadCpuExCr (
VOID
);
VOID
EFIAPI
ArmWriteCpuExCr (
IN UINT64 Val
);
VOID
EFIAPI
ArmSetCpuExCrBit (
IN UINT64 Bits
);
VOID
EFIAPI
ArmUnsetCpuExCrBit (
IN UINT64 Bits
);
#endif