!*** MODULE $MT2DEF ***
!DEC$ OPTIONS/ALIGN=(RECORDS=PACKED,COMMONS=PACKED)/NOWARN
 ! +
 !  EXTENDED MAGTAPE CHARACTERISTICS BITS
 ! -
	PARAMETER MT2$M_SUP_DENS = '0000FFFF'X
	PARAMETER MT2$M_WBC_ENABLE = '00010000'X
	PARAMETER MT2$M_RDC_DISABLE = '00020000'X
	PARAMETER MT2$M_CACHED_DATA = '00040000'X
	PARAMETER MT2$M_CD_LOST = '00080000'X
	PARAMETER MT2$M_TAPE_MARK = '00100000'X
	PARAMETER MT2$M_COMP_SUP = '00200000'X
	PARAMETER MT2$M_COMP_ENA = '00400000'X
	PARAMETER MT2$M_MT3_SUPPORTED = '00800000'X
	PARAMETER MT2$M_ALLOWFAST_SUP = '01000000'X
	PARAMETER MT2$M_ALLOWFAST_ALWAYS = '02000000'X
	PARAMETER MT2$M_ALLOWFAST_PER_IO = '04000000'X
	PARAMETER MT2$M_ALLOWFAST_NEVER = '08000000'X
	STRUCTURE /MT2DEF/
	UNION
	    MAP
	        PARAMETER MT2$S_SUP_DENS = 16
	        PARAMETER MT2$V_SUP_DENS = 0		 !  SUPPORTED DENSITIES
	        PARAMETER MT2$S_WBC_ENABLE = 1
	        PARAMETER MT2$V_WBC_ENABLE = 16		 !  WRITE-BACK CACHING IS ENABLED
	        PARAMETER MT2$S_RDC_DISABLE = 1
	        PARAMETER MT2$V_RDC_DISABLE = 17	 !  READ CACHING IS DISABLED
	        PARAMETER MT2$S_CACHED_DATA = 1
	        PARAMETER MT2$V_CACHED_DATA = 18	 !  CLASS DRIVER DETECTED DATA IN CACHE
	        PARAMETER MT2$S_CD_LOST = 1
	        PARAMETER MT2$V_CD_LOST = 19		 !  CLASS DRIVER DETECTED CACHED DATA LOST
	        PARAMETER MT2$S_TAPE_MARK = 1
	        PARAMETER MT2$V_TAPE_MARK = 20		 !  TAPE MARK HAS BEEN WRITTEN
	        PARAMETER MT2$S_COMP_SUP = 1
	        PARAMETER MT2$V_COMP_SUP = 21		 !  COMPACTION supported 
	        PARAMETER MT2$S_COMP_ENA = 1
	        PARAMETER MT2$V_COMP_ENA = 22		 !  COMPACTION enabled 
	        PARAMETER MT2$S_MT3_SUPPORTED = 1
	        PARAMETER MT2$V_MT3_SUPPORTED = 23	 !  Driver supports Multiple Tape Densities. 
	        PARAMETER MT2$S_ALLOWFAST_SUP = 1
	        PARAMETER MT2$V_ALLOWFAST_SUP = 24	 !  SCSI Fast Search supported
	        PARAMETER MT2$S_ALLOWFAST_ALWAYS = 1
	        PARAMETER MT2$V_ALLOWFAST_ALWAYS = 25	 !  ALWAYS use Fast Search
	        PARAMETER MT2$S_ALLOWFAST_PER_IO = 1
	        PARAMETER MT2$V_ALLOWFAST_PER_IO = 26	 !  PER_IO use of Fast Search
	        PARAMETER MT2$S_ALLOWFAST_NEVER = 1
	        PARAMETER MT2$V_ALLOWFAST_NEVER = 27	 !  NEVER use Fast Search 
	    BYTE %FILL (4)
	    END MAP
	END UNION
	END STRUCTURE	! MT2DEF
!DEC$ END OPTIONS