HP Surestore 28/48-Slot with DLT7000 Digital Linear Tape SCSI-2 Drive and SCSI - Page 230
Element Descriptor Length, Byte Count of Descriptor Data Available, Element Address, Access, Except
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Library SCSI-3 Command Set Read Element Status Command (B8H) A Primary Volume Tag bit of 1 indicates the Primary Volume Tag information field is present. Bytes 0 - end are present. 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. Element Address The address of the element being reported by this descriptor block. Access When set to 1, access to the element by the Medium Transport Element is allowed. Except When set to 1, the element is in an abnormal state. Information about the abnormal state is available in the Additional Sense Code and Additional Sense Code Qualifier bytes (Table 3-2 on page 3-4) Full When set to 1, the element contains a cartridge. Additional Sense Code and Additional Sense Code Qualifier See Table 3-2 on page 3-4. Not Bus When set to 1, the SCSI Bus Address and the Logical Unit value fields are not on the SCSI Bus used to select the library. IDValid When set to 1, the SCSI Bus Address field contains valid information. 2- 186 Chapter 2