X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=IntelFrameworkModulePkg%2FUniversal%2FBdsDxe%2FBdsEntry.c;fp=IntelFrameworkModulePkg%2FUniversal%2FBdsDxe%2FBdsEntry.c;h=9c5a91b22d81af2b414eef549366aff23489664b;hp=6e3e5b05f91bf79e538ac8024cc3e8fe24737ad9;hb=46433d44a99f2303aaa5f92f91f0efc99bafccd7;hpb=3a039a567a5fa6e62bc44ebeac1588dd3cca1c29

diff --git a/IntelFrameworkModulePkg/Universal/BdsDxe/BdsEntry.c b/IntelFrameworkModulePkg/Universal/BdsDxe/BdsEntry.c
index 6e3e5b05f9..9c5a91b22d 100644
--- a/IntelFrameworkModulePkg/Universal/BdsDxe/BdsEntry.c
+++ b/IntelFrameworkModulePkg/Universal/BdsDxe/BdsEntry.c
@@ -5,7 +5,7 @@
   After DxeCore finish DXE phase, gEfiBdsArchProtocolGuid->BdsEntry will be invoked
   to enter BDS phase.
 
-Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 2018, 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
@@ -443,57 +443,6 @@ BdsFormalizeEfiGlobalVariable (
 
 }
 
-/**
-
-  Allocate a block of memory that will contain performance data to OS.
-
-**/
-VOID
-BdsAllocateMemoryForPerformanceData (
-  VOID
-  )
-{
-  EFI_STATUS                    Status;
-  EFI_PHYSICAL_ADDRESS          AcpiLowMemoryBase;
-  EDKII_VARIABLE_LOCK_PROTOCOL  *VariableLock;
-
-  AcpiLowMemoryBase = 0x0FFFFFFFFULL;
-
-  //
-  // Allocate a block of memory that will contain performance data to OS.
-  //
-  Status = gBS->AllocatePages (
-                  AllocateMaxAddress,
-                  EfiReservedMemoryType,
-                  EFI_SIZE_TO_PAGES (PERF_DATA_MAX_LENGTH),
-                  &AcpiLowMemoryBase
-                  );
-  if (!EFI_ERROR (Status)) {
-    //
-    // Save the pointer to variable for use in S3 resume.
-    //
-    BdsDxeSetVariableAndReportStatusCodeOnError (
-      L"PerfDataMemAddr",
-      &gPerformanceProtocolGuid,
-      EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
-      sizeof (EFI_PHYSICAL_ADDRESS),
-      &AcpiLowMemoryBase
-      );
-    if (EFI_ERROR (Status)) {
-      DEBUG ((EFI_D_ERROR, "[Bds] PerfDataMemAddr (%08x) cannot be saved to NV storage.\n", AcpiLowMemoryBase));
-    }
-    //
-    // Mark L"PerfDataMemAddr" variable to read-only if the Variable Lock protocol exists
-    // Still lock it even the variable cannot be saved to prevent it's set by 3rd party code.
-    //
-    Status = gBS->LocateProtocol (&gEdkiiVariableLockProtocolGuid, NULL, (VOID **) &VariableLock);
-    if (!EFI_ERROR (Status)) {
-      Status = VariableLock->RequestToLock (VariableLock, L"PerfDataMemAddr", &gPerformanceProtocolGuid);
-      ASSERT_EFI_ERROR (Status);
-    }
-  }
-}
-
 /**
 
   Service routine for BdsInstance->Entry(). Devices are connected, the
@@ -523,10 +472,6 @@ BdsEntry (
   PERF_END (NULL, "DXE", NULL, 0);
   PERF_START (NULL, "BDS", NULL, 0);
 
-  PERF_CODE (
-    BdsAllocateMemoryForPerformanceData ();
-  );
-
   //
   // Initialize the global system boot option and driver option
   //