Moved the MdePkg to OldMdePkg so that new code in MdePkg does not break existing...

[mirror_edk2.git] / OldMdePkg / Library / BaseLib / x86ReadIdtr.c

diff --git a/OldMdePkg/Library/BaseLib/x86ReadIdtr.c b/OldMdePkg/Library/BaseLib/x86ReadIdtr.c
new file mode 100644 (file)
index 0000000..f902b0c
--- /dev/null
+++ b/OldMdePkg/Library/BaseLib/x86ReadIdtr.c
@@ -0,0 +1,38 @@
+/** @file\r
+  IA-32/x64 AsmReadIdtr()\r
+\r
+  Copyright (c) 2006, Intel Corporation<BR>\r
+  All rights reserved. This program and the accompanying materials\r
+  are licensed and made available under the terms and conditions of the BSD License\r
+  which accompanies this distribution.  The full text of the license may be found at\r
+  http://opensource.org/licenses/bsd-license.php\r
+\r
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+  Module Name:  x86ReadIdtr.c\r
+\r
+**/\r
+\r
+#include "BaseLibInternals.h"\r
+\r
+/**\r
+  Reads the current Interrupt Descriptor Table Register(GDTR) descriptor.\r
+\r
+  Reads and returns the current IDTR descriptor and returns it in Idtr. This\r
+  function is only available on IA-32 and X64.\r
+\r
+  If Idtr is NULL, then ASSERT().\r
+\r
+  @param  Idtr  Pointer to a IDTR descriptor.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+AsmReadIdtr (\r
+  OUT     IA32_DESCRIPTOR           *Idtr\r
+  )\r
+{\r
+  ASSERT (Idtr != NULL);\r
+  InternalX86ReadIdtr (Idtr);\r
+}\r