Receive Diagnostics (1C); Receive Diagnostic; Receive Diagnostic (1C) - IBM DCAS-32160 - Ultrastar 2.1 GB Hard Drive Specifications

7.22 RECEIVE DIAGNOSTICS (1C)

Byte
7 6
0
1 LUN
2
3 (MSB)
4
5 VU = 0
Figure 102. RECEIVE DIAGNOSTIC (1C)
The Receive Diagnostic command requests that analysis data requested by a Send Diagnostics command be
sent to the initiator.
Parameter List Length specifies the amount of data to be returned to the initiator. This value may be
zero and this is not considered an error. The target terminates the Data In phase when all available data
has been transferred or when the number of bytes transferred equals the Parameter List Length.
7.22.1 Receive Diagnostic Page 0
This page contains a list of supported pages.
Byte 7 6
0 Page Code = 0
1 Reserved = 0
2 - 3 Page Length = 02h
4 First supported page 0
5 Second supported page 40
7.22.2 Receive Diagnostic Page 40
Using the Send Diagnostics command an address, in either physical or logical format, is supplied to the file.
This page is then used to retrieve the address translated into the other format.
Byte 7 6
0 Page Code = 40h
1 Reserved = 0
2 - 3 Page Length = 0Ah
Bit
5 4 3
Command Code = 1Ch
Reserved = 0
Reserved = 0
Parameter List Length
Reserved = 0
5 4 3 2
5 4 3 2
2 1 0
(LSB)
FLAG LINK
1 0
1 0
SCSI C O M M A N D SET
137