diff options
Diffstat (limited to 'roms/edk2/MdePkg/Library/BaseLib/X86ReadGdtr.c')
-rw-r--r-- | roms/edk2/MdePkg/Library/BaseLib/X86ReadGdtr.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/roms/edk2/MdePkg/Library/BaseLib/X86ReadGdtr.c b/roms/edk2/MdePkg/Library/BaseLib/X86ReadGdtr.c new file mode 100644 index 000000000..ca7c5de6a --- /dev/null +++ b/roms/edk2/MdePkg/Library/BaseLib/X86ReadGdtr.c @@ -0,0 +1,33 @@ +/** @file
+ IA-32/x64 AsmReadGdtr()
+
+ Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+
+
+
+#include "BaseLibInternals.h"
+
+/**
+ Reads the current Global Descriptor Table Register(GDTR) descriptor.
+
+ Reads and returns the current GDTR descriptor and returns it in Gdtr. This
+ function is only available on IA-32 and x64.
+
+ If Gdtr is NULL, then ASSERT().
+
+ @param Gdtr The pointer to a GDTR descriptor.
+
+**/
+VOID
+EFIAPI
+AsmReadGdtr (
+ OUT IA32_DESCRIPTOR *Gdtr
+ )
+{
+ ASSERT (Gdtr != NULL);
+ InternalX86ReadGdtr (Gdtr);
+}
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