1, remove MigrateIdt interface, 2, remove unused library class

[mirror_edk2.git] / MdePkg / Library / PeiServicesTablePointerLibIdt / PeiServicesTablePointer.c

diff --git a/MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointer.c b/MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointer.c
index 97abaa4aeb5889d7b2731a80a2db6cd2566d39b7..a1959e121d61a73ea89026293b36c2123ffaf4c5 100644 (file)
--- a/MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointer.c
+++ b/MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointer.c
@@ -12,7 +12,11 @@
 \r
 **/\r
 \r
-#include "InternalPeiServicesTablePointer.h"\r
+#include <PiPei.h>\r
+\r
+#include <Library/BaseLib.h>\r
+#include <Library/PeiServicesTablePointerLib.h>\r
+#include <Library/DebugLib.h>\r
 \r
 /**\r
   \r
@@ -37,7 +41,7 @@ GetPeiServicesTablePointer (
   IA32_DESCRIPTOR   Idtr;\r
   \r
   AsmReadIdtr (&Idtr);\r
-  PeiServices = (EFI_PEI_SERVICES **) (*(UINTN*)(Idtr.Base - 4));\r
+  PeiServices = (EFI_PEI_SERVICES **) (*(UINTN*)(Idtr.Base - sizeof (UINTN)));\r
   ASSERT (PeiServices != NULL);\r
   return PeiServices;\r
 }\r
@@ -64,38 +68,7 @@ SetPeiServicesTablePointer (
   IA32_DESCRIPTOR   Idtr;\r
   \r
   AsmReadIdtr (&Idtr);\r
-  (*(UINTN*)(Idtr.Base - 4)) = (UINTN)PeiServicesTablePointer;\r
+  (*(UINTN*)(Idtr.Base - sizeof (UINTN))) = (UINTN)PeiServicesTablePointer;\r
 }\r
 \r
-/**\r
-  After memory initialization in PEI phase, the IDT table in temporary memory should \r
-  be migrated to memory, and the address of PeiServicesPointer also need to be updated  \r
-  immediately preceding the new IDT table.\r
-  \r
-  @param    PeiServices   The address of PeiServices pointer.\r
-**/\r
-VOID\r
-EFIAPI\r
-MigrateIdtTable (\r
-  IN EFI_PEI_SERVICES  **PeiServices\r
-  )\r
-{\r
-  UINTN           Size;\r
-  VOID            *NewBase;\r
-  EFI_STATUS      Status;\r
-  IA32_DESCRIPTOR Idtr;\r
-  \r
-  AsmReadIdtr (&Idtr);\r
-  \r
-  Size = sizeof(UINTN) + (Idtr.Limit + 1); \r
-  \r
-  Status = PeiServicesAllocatePool (Size, &NewBase);\r
-  ASSERT_EFI_ERROR (Status);\r
-  \r
-  CopyMem ((VOID*)((UINTN)NewBase + sizeof(UINTN)), (VOID*)Idtr.Base, (Idtr.Limit + 1));\r
-  \r
-  Idtr.Base = (UINTN)NewBase + sizeof(UINTN);\r
-  AsmWriteIdtr (&Idtr);\r
-  SetPeiServicesTablePointer(PeiServices);  \r
-}  \r
 \r