Byte 0: PREF Bit 7, Reserved Bit 6 to 4, Asymmetric Access State Bit 3 to 0
Byte 1: T_Sup(0) Bit 7, Reserved Bit 6 to 4, U_Sup(1) Bit 3, S_Sup(0) Bit 2, AN_Sup(0) Bit 1, AO_Sup(1)
Byte 2 to 3: Target Port Group
Byte 4: Reserved
Byte 5: Status Code (02h)
Byte 6: Reserved
Byte 7: Target Port Group Count
Target Port Descriptors
Byte 8 to 11: First Target Port Descriptor
n-3 to n: Last Target Port Descriptor