Report Target Port Groups Command
August 2016 Commands 187
Target Port Group Descriptor Format
There shall be one target port group descriptor for each target port group.
TABLE 3-140 Target Port Group Descriptor Format
Byte
Bit
765432 1 0
0 PREF Reserved Asymmetric Access State
1 T_SUP O_SUP Reserved U_SUP S_SUP AN_SUP AO_SUP
2
thru
3
(MSB)
Target Port Group
(LSB)
4 Reserved
5 Status Code
6 Vendor Specific
7 Target Port Count
Target Port Descriptors
8
thru
11
(MSB) Target Port Descriptor (First)
(See TABLE 3-141 on page 188)
(LSB)
n-3
thru
n
(MSB)
Target Port Descriptor (Last)
(See TABLE 3-141 on page 188)
(LSB)
Parameter Value
PREF 1 = Preferred target port
AAS Asymmetric Access State
0 = Active / Optimized
T_SUP 0 = Not supported
O_SUP 0 = Not supported
U_SUP 0 = Not supported
AN_SUP 0 = Not supported
AO_SUP 1 = Active / Optimized is supported
Target Port Group 1 = Target port group identification
Status Code 0 = No status available
Vendor Specific 0 = Not supported
Target Port Count 2 = Number of target ports