IntelFrameworkModulePkg/BdsDxe: Remove the useless Perf codes

[mirror_edk2.git] / IntelFrameworkModulePkg / Universal / BdsDxe / BdsEntry.c

diff --git a/IntelFrameworkModulePkg/Universal/BdsDxe/BdsEntry.c b/IntelFrameworkModulePkg/Universal/BdsDxe/BdsEntry.c
index 6e3e5b05f91bf79e538ac8024cc3e8fe24737ad9..9c5a91b22d81af2b414eef549366aff23489664b 100644 (file)
--- 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\r
   to enter BDS phase.\r
 \r
-Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>\r
 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
@@ -443,57 +443,6 @@ BdsFormalizeEfiGlobalVariable (
 \r
 }\r
 \r
-/**\r
-\r
-  Allocate a block of memory that will contain performance data to OS.\r
-\r
-**/\r
-VOID\r
-BdsAllocateMemoryForPerformanceData (\r
-  VOID\r
-  )\r
-{\r
-  EFI_STATUS                    Status;\r
-  EFI_PHYSICAL_ADDRESS          AcpiLowMemoryBase;\r
-  EDKII_VARIABLE_LOCK_PROTOCOL  *VariableLock;\r
-\r
-  AcpiLowMemoryBase = 0x0FFFFFFFFULL;\r
-\r
-  //\r
-  // Allocate a block of memory that will contain performance data to OS.\r
-  //\r
-  Status = gBS->AllocatePages (\r
-                  AllocateMaxAddress,\r
-                  EfiReservedMemoryType,\r
-                  EFI_SIZE_TO_PAGES (PERF_DATA_MAX_LENGTH),\r
-                  &AcpiLowMemoryBase\r
-                  );\r
-  if (!EFI_ERROR (Status)) {\r
-    //\r
-    // Save the pointer to variable for use in S3 resume.\r
-    //\r
-    BdsDxeSetVariableAndReportStatusCodeOnError (\r
-      L"PerfDataMemAddr",\r
-      &gPerformanceProtocolGuid,\r
-      EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
-      sizeof (EFI_PHYSICAL_ADDRESS),\r
-      &AcpiLowMemoryBase\r
-      );\r
-    if (EFI_ERROR (Status)) {\r
-      DEBUG ((EFI_D_ERROR, "[Bds] PerfDataMemAddr (%08x) cannot be saved to NV storage.\n", AcpiLowMemoryBase));\r
-    }\r
-    //\r
-    // Mark L"PerfDataMemAddr" variable to read-only if the Variable Lock protocol exists\r
-    // Still lock it even the variable cannot be saved to prevent it's set by 3rd party code.\r
-    //\r
-    Status = gBS->LocateProtocol (&gEdkiiVariableLockProtocolGuid, NULL, (VOID **) &VariableLock);\r
-    if (!EFI_ERROR (Status)) {\r
-      Status = VariableLock->RequestToLock (VariableLock, L"PerfDataMemAddr", &gPerformanceProtocolGuid);\r
-      ASSERT_EFI_ERROR (Status);\r
-    }\r
-  }\r
-}\r
-\r
 /**\r
 \r
   Service routine for BdsInstance->Entry(). Devices are connected, the\r
@@ -523,10 +472,6 @@ BdsEntry (
   PERF_END (NULL, "DXE", NULL, 0);\r
   PERF_START (NULL, "BDS", NULL, 0);\r
 \r
-  PERF_CODE (\r
-    BdsAllocateMemoryForPerformanceData ();\r
-  );\r
-\r
   //\r
   // Initialize the global system boot option and driver option\r
   //\r