3.1 Control/Sense CommandsC141-C010 3-9(6) Command Support DataFigure 3.2 shows the format and contents of the command support data transferred to the INIT by thiscommand if "0" is specified in the "EVPD" bit and "1" is specified in the "CmdDt" bit.BitByte 7 6 5 4 3 2 1 00 Qualifier Device Type Code1 0 0 0 0 0 Support2 Version3 X'00' (Reserved)4 X'00' (Reserved)5 CDB Size (m-5)6mCDB Usage DataFigure 3.2 Command support dataa. Qualifier, Device Type Code, VersionThese fields are the same as those in the previously mentioned standard INQUIRY data.b. SupportThis field indicates the value defined below."Support" Bit 2 1 0 Description0 0 0 Data about the requested SCSI operation code is not currentlyavailable.0 0 1 The device server does not support the tested SCSI operationcode. All data after byte 1 is undefined.0 1 0 Reserved0 1 1 The device server supports the tested SCSI operation code inconformance with an SCSI standard.1 0 0 Vendor-specific (undefined)1 0 1 The device server supports the tested SCSI operation code in avendor-specific manner.1 1 0 Vendor-specific (undefined)1 1 1 ReservedIf the "Support" field contains "000b", all data after byte 1 is not valid. One possible reason for"support" being "000b" is the device server's inability to retrieve information stored on the media.When this is the case, a subsequent request for command support data may be successful.~ ~ ~
