diff options
| author | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-05-18 05:37:58 +0000 |
|---|---|---|
| committer | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-05-18 05:37:58 +0000 |
| commit | cf683fedc773f31e220c52ba5af466e86d9d885c (patch) | |
| tree | 20f6231a601eb068f654c85bbdb3981de2427eb2 /MdePkg/Library/BaseCpuLib/Ia32/CpuSleepGcc.c | |
| parent | 40d841f6a8f84e75409178e19e69b95e01bada0f (diff) | |
| download | edk2-platforms-cf683fedc773f31e220c52ba5af466e86d9d885c.tar.xz | |
1. Restore the inline C implementation of GCC assembly files that was temporarily removed in Svn r10045.
2. Remove 139 GCC assembly files whose functionality have been covered in the inline C implementation.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10503 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseCpuLib/Ia32/CpuSleepGcc.c')
| -rw-r--r-- | MdePkg/Library/BaseCpuLib/Ia32/CpuSleepGcc.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseCpuLib/Ia32/CpuSleepGcc.c b/MdePkg/Library/BaseCpuLib/Ia32/CpuSleepGcc.c new file mode 100644 index 0000000000..fb5ca29abe --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/Ia32/CpuSleepGcc.c @@ -0,0 +1,33 @@ +/** @file
+ CpuSleep function for Ia32/X64 GCC.
+
+ Copyright (c) 2006 - 2008, Intel Corporation<BR>
+ Portions copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>
+ 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.
+
+**/
+
+
+/**
+ 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__ __volatile__ ("hlt"::: "memory");
+}
+
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