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| author | qwang12 <qwang12@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-12-02 14:35:15 +0000 |
|---|---|---|
| committer | qwang12 <qwang12@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-12-02 14:35:15 +0000 |
| commit | f90eb36c1558f2728843bd81bda4958aaa4236a6 (patch) | |
| tree | 6733884f524cd43a7a15baedb5ca70cb3680f806 /EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib | |
| parent | 8ad4884016d8bbef6cc3db9a272fbc384a049a9e (diff) | |
| download | edk2-f90eb36c1558f2728843bd81bda4958aaa4236a6.tar.gz edk2-f90eb36c1558f2728843bd81bda4958aaa4236a6.tar.bz2 edk2-f90eb36c1558f2728843bd81bda4958aaa4236a6.zip | |
1) Add in EcpEfiBreakPoint and EcpMemoryFence which will be defined as EFI_BREAKPOINT and MEMORY_FENCE.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6806 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib')
| -rw-r--r-- | EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/Ipf/AsmCpuMisc.s | 44 | ||||
| -rw-r--r-- | EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeiLib_Edk2.inf | 5 |
2 files changed, 49 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/Ipf/AsmCpuMisc.s b/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/Ipf/AsmCpuMisc.s new file mode 100644 index 0000000000..fbb19887cd --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/Ipf/AsmCpuMisc.s @@ -0,0 +1,44 @@ +/// @file
+/// Contains an implementation of EcpEfiBreakPoint and EcpMemoryFence on Itanium-based
+/// architecture.
+///
+/// Copyright (c) 2008, Intel Corporation
+/// 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.
+///
+/// Module Name: AsmCpuMisc.s
+///
+///
+
+
+.text
+.proc EcpEfiBreakPoint
+.type EcpEfiBreakPoint, @function
+
+EcpEfiBreakPoint::
+ break.i 0;;
+ br.ret.dpnt b0;;
+
+.endp EcpEfiBreakPoint
+
+.proc EcpMemoryFence
+.type EcpMemoryFence, @function
+
+EcpMemoryFence::
+ mf;; // memory access ordering
+
+ // do we need the mf.a also here?
+ mf.a // wait for any IO to complete?
+
+ // not sure if we need serialization here, just put it, in case...
+
+ srlz.d;;
+ srlz.i;;
+
+ br.ret.dpnt b0;;
+.endp EcpMemoryFence
\ No newline at end of file diff --git a/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeiLib_Edk2.inf b/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeiLib_Edk2.inf index da349ffc8e..62e60740d3 100644 --- a/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeiLib_Edk2.inf +++ b/EdkCompatibilityPkg/Foundation/Library/Pei/PeiLib/PeiLib_Edk2.inf @@ -83,6 +83,11 @@ COMPONENT_TYPE = LIBRARY Ipf/Ia_64Gen.h
Ipf/HwAccess.s
Ipf/PeiServicePointer.c
+ #
+ # Only for CYGWINGCC IPF tool chain, EFI_BREAKPOINT and MEMORY_FENCE
+ # is defined as two functions EcpEfiBreakPoint and EcpMemoryFence.
+ #
+ Ipf/AsmCpuMisc.s | GCC
[libraries.common]
|