2. RapidIO Ports > Packet Transfer Validation and Debug
CPS-1848 User Manual
64
June 2, 2014
Formal Status
This document is confidential and is subject to an NDA.
Integrated Device Technology
The configuration and status values for the port that are relevant to packet reception are listed in
Port {0..17} Filter Match Counter Value
0 Register
Match Counter Value 3 Register
This counter indicates the number of received
packets that the switch filtering mechanism
has dropped.
Packets are being dropped because they are
filtered. Check that the correct packets are
being filtered.
Port {0..17} VC0 Received Packets
Dropped Counter Register
This counter indicates the number of packets
dropped by the receive port.
Packets are being dropped due to error status,
routing configuration, or other configuration
issues.
Table 16: Configuration and Status Values to Check – Switch Cannot Accept Packets
Packet Counter Register
Bit Field
Debug Notes
Port {0..17} Error and Status CSR
PORT_OK
If this bit is set to 0, the link is not connected to
the link partner. For more information, see the
Debugging IDT S-RIO Gen2 Switches Using
RapidFET JTAG.
PORT_ERR
If this bit is set to 1, the standard hardware
error recovery has failed. For more
information, see
.
INPUT_ERR_STOP
If this bit is set to 1, the switch input port has
detected an error and error recovery is not
complete. Check that the
has been initialized according to
the guidelines in
PORT_DIS
This bit must be cleared to allow the port to
train.
INPUT_PORT_EN
This bit must be set to allow the port to accept
non-maintenance packets.
PORT_LOCKOUT
This bit must be cleared to allow the port to
accept packets.
Port {0..17} Implementation Specific
Error Detect Register
RTE_ISSUE
Packet received that is dropped according to
the conditions for this event. For more
information, see the description of this bit field.
RX_DROP
Reception of non-maintenance packets has
been disabled (see INPUT_PORT_EN).
Table 15: Packet Counters and Configuration Issues – Switch Cannot Accept Packets
Packet Counter Register
Description
Implication