changing UDP default timeout value to 2s to improve PXE BC boot performance.

[mirror_edk2.git] / MdeModulePkg / Universal / Network / UefiPxeBcDxe / PxeBcImpl.h

diff --git a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.h b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.h
index 807e4d128a7ed94001fa5ec38054992e243d9a83..806a6862d5be1001627c46f91dffb1a770d1e30a 100644 (file)
--- a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.h
+++ b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.h
@@ -1,6 +1,6 @@
 /** @file\r
 \r
-Copyright (c) 2007 - 2010, Intel Corporation.<BR>                                                         \r
+Copyright (c) 2007 - 2010, 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
@@ -51,7 +51,8 @@ typedef struct _PXEBC_PRIVATE_DATA  PXEBC_PRIVATE_DATA;
 #define PXEBC_MTFTP_RETRIES                6\r
 #define PXEBC_DEFAULT_UDP_OVERHEAD_SIZE    8
 #define PXEBC_DEFAULT_TFTP_OVERHEAD_SIZE   4\r
-#define PXEBC_DEFAULT_PACKET_SIZE          1480 \r
+#define PXEBC_DEFAULT_PACKET_SIZE          1480\r
+#define PXEBC_DEFAULT_LIFETIME             2000000  // 2 seconds, unit is microsecond\r
 \r
 struct _PXEBC_PRIVATE_DATA {\r
   UINT32                                    Signature;\r
@@ -146,21 +147,21 @@ extern EFI_LOAD_FILE_PROTOCOL     mLoadFileProtocolTemplate;
 \r
   @param  This                  Protocol instance pointer.\r
   @param  FilePath              The device specific path of the file to load.\r
-  @param  BootPolicy            If TRUE, indicates that the request originates from the \r
+  @param  BootPolicy            If TRUE, indicates that the request originates from the\r
                                 boot manager is attempting to load FilePath as a boot\r
                                 selection. If FALSE, then FilePath must match as exact file\r
                                 to be loaded.\r
   @param  BufferSize            On input the size of Buffer in bytes. On output with a return\r
-                                code of EFI_SUCCESS, the amount of data transferred to \r
+                                code of EFI_SUCCESS, the amount of data transferred to\r
                                 Buffer. On output with a return code of EFI_BUFFER_TOO_SMALL,\r
                                 the size of Buffer required to retrieve the requested file.\r
   @param  Buffer                The memory buffer to transfer the file to. IF Buffer is NULL,\r
-                                then no the size of the requested file is returned in \r
+                                then no the size of the requested file is returned in\r
                                 BufferSize.\r
 \r
   @retval EFI_SUCCESS                 The file was loaded.\r
   @retval EFI_UNSUPPORTED             The device does not support the provided BootPolicy\r
-  @retval EFI_INVALID_PARAMETER       FilePath is not a valid device path, or \r
+  @retval EFI_INVALID_PARAMETER       FilePath is not a valid device path, or\r
                                       BufferSize is NULL.\r
   @retval EFI_NO_MEDIA                No medium was present to load the file.\r
   @retval EFI_DEVICE_ERROR            The file was not loaded due to a device error.\r