HP Surestore 28/48-Slot with DLT7000 Digital Linear Tape SCSI-2 Drive and SCSI - Page 221

Library SCSI-3 Command Set Read Element Status Command (B8H) Table 2-132 Storage Element Status Page Byte 7 6 5 4 3 2 1 0 Primary Volume Tag Information: 20-51 Primary Volume Identification 52-53 Reserved (0) 54-55 Volume Sequence Number (0) Descriptors Continued (fields move up if Primary Voltag = 0): 56 Reserved (0) Code Set (0) 57 Reserved (0) Identifier Type (0) 58 Reserved (0) 59 Identifier Length (0) Descriptors Continued (fields move up if DVD ID) = 0): 60 Media Domain 61 Media Type 62-63 Reserved (0) PVoltag A Primary Volume Tag bit of 0 indicates the Primary Volume Tag information field is omitted, only bytes 0 through 19 and 56 through the end are present. A Primary Volume Tag bit of 1 indicates the Primary Volume Tag information field is present, bytes 0 through 19 are present in addition to bytes 20 through the end. Element Descriptor Length The number of bytes in each Element Descriptor Block. Byte Count of Descriptor Data Available Element Descriptor Length for X number of elements of the type shown in byte 0. Chapter 2 2- 177