S/UNI-IMA-4 Telecom Standard Product Data Sheet
Released
WORD
BIT
DATA FIELD
DESCRIPTION
3
TX_LINK_PM_UNUSABLE This field indicates the link has been
considered unusable by PM.
This bit is set up on PM issuing
UNUSABLE_LINK command, and cleared up
on PM issuing RECOVER_LINK command.
This field is programmed by PM during link
record initialization.
This field will remain at its current value
during a group-restart.
2:0
TX_LINK_PM_UNUSABLE Cause specified by PM for the link to be
_CAUSE
unusable. This field is used by RIPP to notify
FE.
“000”: No cause specified
“010”: Fault.
“011”: Mis-connected
“100”: Inhibited
“101”: Failed
Others: Reserved (currently considered the
same as no cause specified).
This field is programmed by PM during link
record initialization.
This field will remain at its current value
during a group-restart.
1
31:10
9:8
RESERVED
FE_RX_DEFECT
Defect status reported in last receive ICP cell.
00) No defect
01) Physical Link Defect (e.g. LOS,
OOF/LOF, LCD)
10) LIF
11) LODS
Reserved
7:5
4
TX_ACTIVE_INT
Indicates that the NE TX LSM transitioned
into/out of Active state.
This bit is reset immediately after the
read_event command is executed for the
group of which this link is a member.
3
2
FE_RX_UNUSABLE_INT
FE_RX_DEFECT_INT
Indicates that FE RX LSM transitioned
into/out of UNUSABLE state.
This bit is reset immediately after read_event
command is executed for the group of which
this link is a member.
Indicates that the FE RX Defect indication
changed.
This bit is reset immediately after read_event
command is executed for the group of which
this link is a member.
Proprietary and Confidential to PMC-Sierra, Inc., and for its customers’ internal use.
Document No.: PMC-2020889, Issue 2
174
PMC [ PMC-SIERRA, INC ]
