add 2 class code definitions defiled in PCI 2.3 spec.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9056 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdePkg/Include/IndustryStandard/Pci23.h b/MdePkg/Include/IndustryStandard/Pci23.h
index be079835d24acc467295dbed84ff0c25e414b4b6..52d90e8fa60157154a15d7a2e36444e0ab7578f7 100644 (file)
--- a/MdePkg/Include/IndustryStandard/Pci23.h
+++ b/MdePkg/Include/IndustryStandard/Pci23.h
@@ -1,7 +1,7 @@
 /** @file\r
   Support for PCI 2.3 standard.\r
 \r
-  Copyright (c) 2006 - 2008, Intel Corporation                                                         \r
+  Copyright (c) 2006 - 2009, 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
@@ -18,9 +18,21 @@
 #include <IndustryStandard/Pci22.h>\r
 \r
 ///\r
-/// Definitions of PCI class bytes and manipulation macros.\r
+/// PCI_CLASS_MASS_STORAGE, Base Class 01h\r
 ///\r
-#define PCI_IF_EHCI                   0x20\r
+///@{\r
+#define PCI_CLASS_MASS_STORAGE_ATA       0x05\r
+#define   PCI_IF_MASS_STORAGE_SINGLE_DMA   0x20\r
+#define   PCI_IF_MASS_STORAGE_CHAINED_DMA  0x30\r
+///@}\r
+\r
+///\r
+/// PCI_CLASS_SERIAL, Base Class 0Ch\r
+///\r
+///@{\r
+#define   PCI_IF_EHCI                      0x20\r
+#define PCI_CLASS_SERIAL_IB              0x06\r
+///@}\r
 \r
 ///\r
 /// defined in PCI Express Spec.\r