Datasheet

1.7 Extended Link Service
C141-C008 1-59
1.7.5 Port discovery (PDISC/PDISC_ACC)
The initiator issues PDISC to the drive to check if the drive address has changed
immediately after initialization. The drive responds with PDISC_ACC when the
frame of the received PDISC is correct.
The payload field of the PDISC/PDISC_ACC frame is described below. For the
header field, refer to Section 1.7, "Extended Link Service."
The PDISC has same information as the PLOGI except LS Command, which is
50000000h.
The PDISC_ACC has same information as the PDISC_ACC, if parameters have
not changed from previous login.
1.7.6 Discover address (ADISC/ADISC_ACC)
Figure 1.32 Discover address (ADISC/ADISC_ACC)
The initiator issues ADISC to the drive to check if the drive address has changed
immediately after initialization. The drive responds with ADISC_ACC when the
frame of the received ADISC is correct.
The payload field of the ADISC/ADISC_ACC frame is described below. For the
header field, refer to Section 1.7, "Extended Link Service."