Table 86. Page 19 (Port Control Parameters) Long Format - Hitachi HUS151473VL3800 - Ultrastar 73.4 GB Hard Drive Specifications

17.10.11.2 Long Format of Port Control Page
Table 86: Page 19 (Port Control Parameters) Long Format
Byte
7
0 PS
1
2 (MSB)
|
3
4
5
6
n
The drive maintain an independent set of port control mode page parameters for each SCSI initiator port.
• Subpage Code indicates which subpage is being accessed. The drive support the following subpage codes. If the
Subpage Code is not supported or is not zero, the drive returns a CHECK CONDITION status, the sense key is set to
ILLEGAL REQUEST and the additional sense code set to ILLEGAL FIELD IN PARAMETER LIST..
- 01h: Margin Control Subpage
- 02h: Saved Training Configuration Values Subpage
- 03h: Negotiated Settings Subpage
- 04h: Report transfer Capabilities Subpage
- FFh: All supported subpages.
• Page Length specifies the length in bytes of the subpage parameters after the Page Length.
• Protocol Identifier has a value of 1h to indicate SPI SCSI devices.
6 5 4
Long=1
Subpage Code
Page Length (n-3)
RSVD
RSVD
Protocol Specific Mode Parameters
Hitachi Ultrastar 15K147 SCSI Hard Disk Drive Specification
Bit
3 2
Page Code = 19h
Protocol Identifier = 1h
133
1 0
(LSB)
Default
39h
00h
|
00h
00h
01h