add comments to note why EFI_MISC_PORT_DEVICE_PATH and etc exists here , which is...

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8797 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/IntelFrameworkPkg/Include/Framework/DataHubRecords.h b/IntelFrameworkPkg/Include/Framework/DataHubRecords.h
index df35b087778c1686f9e31d154e8cad8923416681..fa958b65350dffffdd74472e50fe3658ab0044e8 100644 (file)
--- a/IntelFrameworkPkg/Include/Framework/DataHubRecords.h
+++ b/IntelFrameworkPkg/Include/Framework/DataHubRecords.h
@@ -118,6 +118,11 @@ typedef struct _FLOOPY_CONN_DEVICE_PATH {
   EFI_DEVICE_PATH_PROTOCOL          EndDevicePath;\r
 } FLOOPY_CONN_DEVICE_PATH;\r
 \r
+///\r
+/// Inconsistent with specification here:  \r
+/// In MiscSubclass spec0.9, this data structure and corrsponding fields are NOT defined.\r
+/// It's implementation-specific to simplify the code logic.\r
+///\r
 typedef union _EFI_MISC_PORT_DEVICE_PATH {\r
   USB_PORT_DEVICE_PATH              UsbDevicePath;\r
   IDE_DEVICE_PATH                   IdeDevicePath;\r