X3T9.2/89-037 Media Changer Element Status Descriptors 20 Feb 1989 Paul Boulay Bob Pentecost Table 16-11: Medium Transport Element Descriptor ============================================================================== Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | -----|-----------------------------------------------------------------------| 0 | (MSB) | -----|--- Element Address ---| 1 | (LSB) | -----|-----------------------------------------------------------------------| 2 | Reserved | Except |Reserved| Full | -----|-----------------------------------------------------------------------| 3 | Reserved | -----|-----------------------------------------------------------------------| 4 | Additional Sense Code | -----|-----------------------------------------------------------------------| 5 | Additional Sense Code Qualifier | -----|-----------------------------------------------------------------------| 6 | | - - -|- - - Reserved - - -| 8 | | -----|-----------------------------------------------------------------------| 9 | SValid | Invert | PVoltag| AvolTag| Reserved | -----|-----------------------------------------------------------------------| 10 | (MSB) | -----|--- Source Storage Element Address ---| 11 | (LSB) | -----|-----------------------------------------------------------------------| 12 | | - - -|- - - Primary Volume Tag Information - - -| 47 | (Omit if PVolTag = 0) | -----|-----------------------------------------------------------------------| 48 | | - - -|- - - Alternate Volume Tag Information - - -| 83 | (Omit if AVolTag = 0) | -----|-----------------------------------------------------------------------| 84 | | - - -|- - - Reserved - - -| 87 | | -----|-----------------------------------------------------------------------| 88 | | - - -|- - - Vendor Unique - - -| z | | ============================================================================== .pa Table 16-12: Storage Element Descriptor ============================================================================== Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | -----|-----------------------------------------------------------------------| 0 | (MSB) | -----|--- Element Address ---| 1 | (LSB) | -----|-----------------------------------------------------------------------| 2 | Reserved | Access | Except |Reserved| Full | -----|-----------------------------------------------------------------------| 3 | Reserved | -----|-----------------------------------------------------------------------| 4 | Additional Sense Code | -----|-----------------------------------------------------------------------| 5 | Additional Sense Code Qualifier | -----|-----------------------------------------------------------------------| 6 | | - - -|- - - Reserved - - -| 8 | | -----|-----------------------------------------------------------------------| 9 | SValid | Invert | PVoltag| AvolTag| Reserved | -----|-----------------------------------------------------------------------| 10 | (MSB) | -----|--- Source Element Address ---| 11 | (LSB) | -----|-----------------------------------------------------------------------| 12 | | - - -|- - - Primary Volume Tag Information - - -| 47 | (Omit if PVolTag = 0) | -----|-----------------------------------------------------------------------| 48 | | - - -|- - - Alternate Volume Tag Information - - -| 83 | (Omit if AVolTag = 0) | -----|-----------------------------------------------------------------------| 84 | | - - -|- - - Reserved - - -| 87 | | -----|-----------------------------------------------------------------------| 88 | | - - -|- - - Vendor Unique - - -| z | | ============================================================================== .pa Table 16-13: Import/Export Element Descriptor ============================================================================== Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | -----|-----------------------------------------------------------------------| 0 | (MSB) | -----|--- Element Address ---| 1 | (LSB) | -----|-----------------------------------------------------------------------| 2 | Reserved | InEnab | ExEnab | Access | Except |Imp/Exp | Full | -----|-----------------------------------------------------------------------| 3 | Reserved | -----|-----------------------------------------------------------------------| 4 | Additional Sense Code | -----|-----------------------------------------------------------------------| 5 | Additional Sense Code Qualifier | -----|-----------------------------------------------------------------------| 6 | | -----|- - - Reserved - - -| 8 | | -----|-----------------------------------------------------------------------| 9 | SValid | Invert | PVoltag| AvolTag| Reserved | -----|-----------------------------------------------------------------------| 10 | (MSB) | -----|--- Source Storage Element Address ---| 11 | (LSB) | -----|-----------------------------------------------------------------------| 12 | | - - -|- - - Primary Volume Tag Information - - -| 47 | (Omit if PVolTag = 0) | -----|-----------------------------------------------------------------------| 48 | | - - -|- - - Alternate Volume Tag Information - - -| 83 | (Omit if AVolTag = 0) | -----|-----------------------------------------------------------------------| 84 | | - - -|- - - Reserved - - -| 87 | | -----|-----------------------------------------------------------------------| 88 | | - - -|- - - Vendor Unique - - -| z | | ============================================================================== An InEnab bit of one indicates that the import / export element supports movement of media into the scope of the medium changer device. An InEnab bit of zero indicates that this element does not support import actions. An ExEnab bit of one indicates that the import / export element supports movement of media out of the scope of the medium changer device. An ExEnab bit of zero indicates that this element does not support export actions. .pa Table 16-14: Data Transfer Element Descriptor ============================================================================== Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | -----|-----------------------------------------------------------------------| 0 | (MSB) | -----|--- Element Address ---| 1 | (LSB) | -----|-----------------------------------------------------------------------| 2 | Reserved | Access | Except |Reserved| Full | -----|-----------------------------------------------------------------------| 3 | Reserved | -----|-----------------------------------------------------------------------| 4 | Additional Sense Code | -----|-----------------------------------------------------------------------| 5 | Additional Sense Code Qualifier | -----|-----------------------------------------------------------------------| 6 |Not Bus|Reserved|ID Valid|LU Valid|Reserved| Logical Unit Number | -----|-----------------------------------------------------------------------| 7 | SCSI Bus Address | -----|-----------------------------------------------------------------------| 8 | Reserved | -----|-----------------------------------------------------------------------| 9 | SValid | Invert | PVoltag| AvolTag| Reserved | -----|-----------------------------------------------------------------------| 10 | (MSB) | -----|--- Source Storage Element Address ---| 11 | (LSB) | -----|-----------------------------------------------------------------------| 12 | | - - -|- - - Primary Volume Tag Information - - -| 47 | (Omit if PVolTag = 0) | -----|-----------------------------------------------------------------------| 48 | | - - -|- - - Alternate Volume Tag Information - - -| 83 | (Omit if AVolTag = 0) | -----|-----------------------------------------------------------------------| 84 | | - - -|- - - Reserved - - -| 87 | | -----|-----------------------------------------------------------------------| 88 | | - - -|- - - Vendor Unique - - -| z | | ==============================================================================