Add descriptions for each of the width values in the enumeration

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6906 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdePkg/Include/Ppi/PciCfg2.h b/MdePkg/Include/Ppi/PciCfg2.h
index f5ccb53dc6072b0c2faf69c51ae75f8b764fffad..e8bc90247118b776f6979ea61c31631b74933217 100644 (file)
--- a/MdePkg/Include/Ppi/PciCfg2.h
+++ b/MdePkg/Include/Ppi/PciCfg2.h
@@ -39,9 +39,21 @@ typedef struct _EFI_PEI_PCI_CFG2_PPI   EFI_PEI_PCI_CFG2_PPI;
 /// EFI_PEI_PCI_CFG_PPI_WIDTH\r
 ///\r
 typedef enum {\r
+  ///\r
+  ///  8-bit access\r
+  ///\r
   EfiPeiPciCfgWidthUint8  = 0,\r
+  ///\r
+  /// 16-bit access\r
+  ///\r
   EfiPeiPciCfgWidthUint16 = 1,\r
+  ///\r
+  /// 32-bit access\r
+  ///\r
   EfiPeiPciCfgWidthUint32 = 2,\r
+  ///\r
+  /// 64-bit access\r
+  ///\r
   EfiPeiPciCfgWidthUint64 = 3,\r
   EfiPeiPciCfgWidthMaximum\r
 } EFI_PEI_PCI_CFG_PPI_WIDTH;\r