Technical information

HGST Ultrastar C15K600 Hard Disk Drive Specification
107
WRITE BUFFER command with the MODE field set to 0Dh and the PO_ACT bit set to one.
- HRA_SUP (Hard Reset Activation Supported) bit is set to zero to indicate that the device server does not
support a WRITE BUFFER command with the MODE field set to 0Dh and the HR_ACT bit set to one.
- VRA_SUP (Vendor Specific Activation Supported) bit is set to zero to indicate that the device server does
not support a WRITE BUFFER command with the MODE field set to 0Dh and the VSE_ACT bit set to one.
- Maximum Supported Sense Data Length field indicates the maximum length in bytes of sense data that the
device server is capable of returning in the same I_T_L_Q nexus transaction as the status.
18.5.1.7
Inquiry Data Format - EVPD = 1, Page Code - 87h
Table 78 Inquiry Data Format - EVPD = 1, (Page Code - 87h)
Byte
Bit
7
6
5
4
3
2
1
0
0
Qualifier = 0
Peripheral Device Type = 0
1
Page Code = 87h
2-3
Page Length = 0004h
4
Reserved=0
Policy Page Code = 3Fh
5
Policy Subpage Code = FFh
6
MILUS=1
Reserved = 0
Mode PagePolicy = 0
7
Reserved = 0
- Policy Page Code set to 3Fh and Policy Subpage Code set to FFh indicate that the descriptor applies to all
mode pages and subpages
- MILUS (Multiple Logical Units Share) set to one indicates the policy is shared by multiple logical units.
- Mode Page Policy set to 00b indicates that all mode pages and subpages are shared.