diff options
author | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
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committer | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
commit | 878ddf1fc3540a715f63594ed22b6929e881afb4 (patch) | |
tree | c56c44dac138137b510e1fba7c3efe5e4d84bea2 /MdePkg/Library/BasePeCoffLib/x64/PeCoffLoaderEx.c | |
download | edk2-platforms-878ddf1fc3540a715f63594ed22b6929e881afb4.tar.xz |
Initial import.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BasePeCoffLib/x64/PeCoffLoaderEx.c')
-rw-r--r-- | MdePkg/Library/BasePeCoffLib/x64/PeCoffLoaderEx.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/MdePkg/Library/BasePeCoffLib/x64/PeCoffLoaderEx.c b/MdePkg/Library/BasePeCoffLib/x64/PeCoffLoaderEx.c new file mode 100644 index 0000000000..7648447f71 --- /dev/null +++ b/MdePkg/Library/BasePeCoffLib/x64/PeCoffLoaderEx.c @@ -0,0 +1,56 @@ +/** @file
+ x64 Specific relocation fixups.
+
+ Copyright (c) 2006, 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: PeCoffLoaderEx.c
+
+**/
+
+
+
+
+/**
+ Performs an x64 specific relocation fixup.
+
+ @param Reloc Pointer to the relocation record
+ @param Fixup Pointer to the address to fix up
+ @param FixupData Pointer to a buffer to log the fixups
+ @param Adjust The offset to adjust the fixup
+
+**/
+RETURN_STATUS
+PeCoffLoaderRelocateImageEx (
+ IN UINT16 *Reloc,
+ IN OUT CHAR8 *Fixup,
+ IN OUT CHAR8 **FixupData,
+ IN UINT64 Adjust
+ )
+{
+ UINT64 *F64;
+
+ switch ((*Reloc) >> 12) {
+
+ case EFI_IMAGE_REL_BASED_DIR64:
+ F64 = (UINT64 *) Fixup;
+ *F64 = *F64 + (UINT64) Adjust;
+ if (*FixupData != NULL) {
+ *FixupData = ALIGN_POINTER(*FixupData, sizeof(UINT64));
+ *(UINT64 *)(*FixupData) = *F64;
+ *FixupData = *FixupData + sizeof(UINT64);
+ }
+ break;
+
+ default:
+ return RETURN_UNSUPPORTED;
+ }
+
+ return RETURN_SUCCESS;
+}
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