Support for USB floppies based upon SMSC USB FDD controller.

PR:		28877
Submitted by:	Larry Baird <lab@gta.com>
MFC after:	1 week

sys/cam/scsi/scsi_da.c

@@ -249,7 +249,17 @@ static struct da_quirk_entry da_quirk_table[] =
 	{
 		{T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "MCF3064AP", "*"},
 		/*quirks*/ DA_Q_NO_6_BYTE
+	},
+	{
+		/*
+		 * The vendor, product and version strings coming from the
+		 * controller are null terminated instead of being padded with
+		 * spaces. The trailing wildcard character '*' is required.
+		 */
+		{T_DIRECT, SIP_MEDIA_REMOVABLE, "SMSC*", "USB FDC*","*"},
+		/*quirks*/ DA_Q_NO_6_BYTE|DA_Q_NO_SYNC_CACHE
 	}
+
 };
 
 static	d_open_t	daopen;