Code scrub for the following drivers and librarys.

[mirror_edk2.git] / MdeModulePkg / Application / HelloWorld / HelloWorld.c

diff --git a/MdeModulePkg/Application/HelloWorld/HelloWorld.c b/MdeModulePkg/Application/HelloWorld/HelloWorld.c
index bcabed5796dec4b95305ed0d59a2c861ef0147a7..19e5791fa8ebe718a7148d210997bea4223bc417 100644 (file)
--- a/MdeModulePkg/Application/HelloWorld/HelloWorld.c
+++ b/MdeModulePkg/Application/HelloWorld/HelloWorld.c
@@ -1,7 +1,8 @@
 /** @file\r
-  This simple application just print a "UEFI Hello World!" to the UEFI Console.\r
-  \r
-  Copyright (c) 2006 - 2007, Intel Corporation                                                         \r
+  This sample application bases on HelloWorld PCD setting \r
+  to print "UEFI Hello World!" to the UEFI Console.\r
+\r
+  Copyright (c) 2006 - 2008, Intel Corporation                                                         \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
@@ -12,21 +13,45 @@
 \r
 **/\r
 \r
-//\r
-// Include common header file for this module.\r
-//\r
-#include "CommonHeader.h"\r
+#include <Uefi.h>\r
+#include <Library/PcdLib.h>\r
+#include <Library/UefiLib.h>\r
+#include <Library/UefiApplicationEntryPoint.h>\r
+\r
+\r
+/**\r
+  The user Entry Point for Application. The user code starts with this function\r
+  as the real entry point for the application.\r
 \r
+  @param[in] ImageHandle    The firmware allocated handle for the EFI image.  \r
+  @param[in] SystemTable    A pointer to the EFI System Table.\r
+  \r
+  @retval EFI_SUCCESS       The entry point is executed successfully.\r
+  @retval other             Some error occurs when executing this entry point.\r
+\r
+**/\r
 EFI_STATUS\r
 EFIAPI\r
 UefiMain (\r
   IN EFI_HANDLE        ImageHandle,\r
   IN EFI_SYSTEM_TABLE  *SystemTable\r
   )\r
-\r
 {\r
+       UINT32 Index;\r
+       \r
+       Index = 0;\r
   \r
-  Print ((CHAR16 *)L"UEFI Hello World!\n");\r
+  //\r
+  // Three PCD type (FeatureFlag, UINT32 and String) are used as the sample.\r
+  //\r
+  if (FeaturePcdGet (PcdHelloWorldPrintEnable)) {\r
+       for (Index = 0; Index < PcdGet32 (PcdHelloWorldPrintTimes); Index ++) {\r
+         //\r
+         // Use UefiLib Print API to print string to UEFI console\r
+         //\r
+       Print ((CHAR16*)PcdGetPtr (PcdHelloWorldPrintString));\r
+    }\r
+  }\r
 \r
   return EFI_SUCCESS;\r
 }\r