Revision: 14516
http://sourceforge.net/p/edk2/code/14516
Author: oliviermartin
Date: 2013-07-29 09:56:36 +0000 (Mon, 29 Jul 2013)
Log Message:
-----------
MdePkg/BaseCpuLib: Added ARM Aarch64 architecture support
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Harry Liebel <[email protected]>
Signed-off-by: Olivier Martin <[email protected]>
Reviewed-by: Liming Gao <[email protected]>
Modified Paths:
--------------
trunk/edk2/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf
Added Paths:
-----------
trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/
trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuFlushTlb.S
trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuSleep.S
Added: trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuFlushTlb.S
===================================================================
--- trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuFlushTlb.S
(rev 0)
+++ trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuFlushTlb.S 2013-07-29
09:56:36 UTC (rev 14516)
@@ -0,0 +1,38 @@
+#------------------------------------------------------------------------------
+#
+# CpuFlushTlb() for ARM
+#
+# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+# Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
+# 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.
+#
+#------------------------------------------------------------------------------
+
+.text
+.p2align 2
+ASM_GLOBAL ASM_PFX(CpuFlushTlb)
+
+#/**
+# Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
+#
+# Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
+#
+#**/
+#VOID
+#EFIAPI
+#CpuFlushTlb (
+# VOID
+# )#
+#
+ASM_PFX(CpuFlushTlb):
+ tlbi vmalle1 // Invalidate Inst TLB and Data TLB
+ dsb sy
+ isb
+ ret
Added: trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuSleep.S
===================================================================
--- trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuSleep.S
(rev 0)
+++ trunk/edk2/MdePkg/Library/BaseCpuLib/AArch64/CpuSleep.S 2013-07-29
09:56:36 UTC (rev 14516)
@@ -0,0 +1,39 @@
+#------------------------------------------------------------------------------
+#
+# CpuSleep() for AArch64
+#
+# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+# Portions copyright (c) 2011 - 2013, ARM LTD. All rights reserved.<BR>
+# 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.
+#
+#------------------------------------------------------------------------------
+
+.text
+.align 3
+ASM_GLOBAL ASM_PFX(CpuSleep)
+
+#/**
+# Places the CPU in a sleep state until an interrupt is received.
+#
+# Places the CPU in a sleep state until an interrupt is received. If
interrupts
+# are disabled prior to calling this function, then the CPU will be placed in
a
+# sleep state indefinitely.
+#
+#**/
+#VOID
+#EFIAPI
+#CpuSleep (
+# VOID
+# );
+#
+
+ASM_PFX(CpuSleep):
+ wfi
+ ret
Modified: trunk/edk2/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf
===================================================================
--- trunk/edk2/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf 2013-07-29 09:55:38 UTC
(rev 14515)
+++ trunk/edk2/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf 2013-07-29 09:56:36 UTC
(rev 14516)
@@ -6,6 +6,7 @@
#
# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+# Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
#
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD
License
@@ -27,7 +28,7 @@
#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC ARM
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC ARM AARCH64
#
[Sources.IA32]
@@ -60,6 +61,10 @@
Arm/CpuFlushTlb.S | GCC
Arm/CpuSleep.S | GCC
+[Sources.AARCH64]
+ AArch64/CpuFlushTlb.S | GCC
+ AArch64/CpuSleep.S | GCC
+
[Packages]
MdePkg/MdePkg.dec
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