SCSI Primary Commands - 2.pdf

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T10/1236-D Revision 20 18 July 2001The PAGE CODE field identifies which diagnostic page is being sent as a result of a SEND DIAGNOSTIC command,requested as a result of a RECEIVE DIAGNOSTIC RESULTS command with the PCV bit equal to one, or returnedas a result of a RECEIVE DIAGNOSTIC RESULTS parameter data. The page codes are defined in table 121.Table 121 — Diagnostic page codesPage Code Description Reference00h Supported diagnostics pages 8.1.201h Configuration SES02h Enclosure Status/Control SES03h Help Text SES04h String In/Out SES05h Threshold In/Out SES06h Array Status/Control SES07h Element Descriptor SES08h Short Enclosure Status SES09h - 0Fh Reserved for SES SES10h - 3Fh Pages that apply to all device types40h - 7Fh See specific device type for definition80h - FFh Vendor specific pagesThe PAGE LENGTH field specifies the length in bytes of the diagnostic parameters that follow this field. If the applicationclient sends a page length that results in the truncation of any parameter, the device server shall terminatethe command with CHECK CONDITION status. The sense key shall be set to ILLEGAL REQUEST with theadditional sense code set to INVALID FIELD IN PARAMETER LIST.The diagnostic parameters are defined for each page code. The diagnostic parameters within a page may bedefined differently in a SEND DIAGNOSTIC command than in a RECEIVE DIAGNOSTIC RESULTS command.170 dpANS SCSI Primary Commands - 2 (SPC-2)
18 July 2001 T10/1236-D Revision 208.1.2 Supported diagnostic pagesThe supported diagnostics page (see table 122) returns the list of diagnostic pages implemented by the deviceserver. This page shall be implemented if the device server implements the page format option of the SENDDIAGNOSTIC and RECEIVE DIAGNOSTIC RESULTS commands.Table 122 — Supported diagnostic pagesBitByte7 6 5 4 3 2 1 00 PAGE CODE (00h)1 Reserved2 (MSB)PAGE LENGTH (n-3)3 (LSB)4SUPPORTED PAGE LISTnThe definition of this page for the SEND DIAGNOSTIC command includes only the first four bytes. If the PAGELENGTH field is not zero, the device server shall terminate the SEND DIAGNOSTIC command with CHECKCONDITION status. The sense key shall be set to ILLEGAL REQUEST with an additional sense code of INVALIDFIELD IN PARAMETER LIST. This page instructs the device server to make available the list of all supporteddiagnostic pages to be returned by a subsequent RECEIVE DIAGNOSTIC RESULTS command.The definition of this page for the RECEIVE DIAGNOSTIC RESULTS command includes the list of diagnosticpages supported by the device server.The PAGE LENGTH field specifies the length in bytes of the following supported page list.The SUPPORTED PAGE LIST field shall contain a list of all diagnostic page codes implemented by the device server inascending order beginning with page code 00h.dpANS SCSI Primary Commands - 2 (SPC-2) 171
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