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| author | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-07-22 19:22:34 +0000 |
|---|---|---|
| committer | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-07-22 19:22:34 +0000 |
| commit | 5fc3b5d6c8f3f23823069f060e8ffc8f80bccdf7 (patch) | |
| tree | eea72342052d6a03beb207bc579884b008f531eb /UnixPkg/Library/UnixBaseLib/LongJump.c | |
| parent | 7119d96a6fdd28b2e215b20f97996193ca871a57 (diff) | |
| download | edk2-platforms-5fc3b5d6c8f3f23823069f060e8ffc8f80bccdf7.tar.xz | |
Added to support X64 port (with SV5 ABI). May be able to remove after we port everything, but Sec, to EFI X64 ABI.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10683 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'UnixPkg/Library/UnixBaseLib/LongJump.c')
| -rw-r--r-- | UnixPkg/Library/UnixBaseLib/LongJump.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/UnixPkg/Library/UnixBaseLib/LongJump.c b/UnixPkg/Library/UnixBaseLib/LongJump.c new file mode 100644 index 0000000000..062be8f2da --- /dev/null +++ b/UnixPkg/Library/UnixBaseLib/LongJump.c @@ -0,0 +1,47 @@ +/** @file
+ Long Jump functions.
+
+ Copyright (c) 2006 - 2008, Intel Corporation. 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.
+
+**/
+
+
+
+
+#include "BaseLibInternals.h"
+
+/**
+ Restores the CPU context that was saved with SetJump().
+
+ Restores the CPU context from the buffer specified by JumpBuffer. This
+ function never returns to the caller. Instead is resumes execution based on
+ the state of JumpBuffer.
+
+ If JumpBuffer is NULL, then ASSERT().
+ For IPF CPUs, if JumpBuffer is not aligned on a 16-byte boundary, then ASSERT().
+ If Value is 0, then ASSERT().
+
+ @param JumpBuffer A pointer to CPU context buffer.
+ @param Value The value to return when the SetJump() context is
+ restored and must be non-zero.
+
+**/
+VOID
+EFIAPI
+LongJump (
+ IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer,
+ IN UINTN Value
+ )
+{
+ InternalAssertJumpBuffer (JumpBuffer);
+ ASSERT (Value != 0);
+
+ InternalLongJump (JumpBuffer, Value);
+}
|