10. Registers > Port Function Registers
CPS-1848 User Manual
393
June 2, 2014
Formal Status
This document is confidential and is subject to an NDA.
Integrated Device Technology
10.16.24 Port {0..17} VC0 Received Packets Dropped Counter Register
For base address information, see
.
Register Name:
PORT_{0..17}_VC0_PKT_DROP_RX_CNTR
Reset Value: 0x0000_0000
Register Offset: 0x (0x100 * port_num)
Bits
0
1
2
3
4
5
6
7
00:07
COUNT
08:15
COUNT
16:23
COUNT
24:31
COUNT
Bits
Name
Description
Type
Reset
Value
0:31
COUNT
A saturating count of VC0 packets dropped by the port’s receiver
logic.
Note: To be consistent with the RapidIO Specification (Rev. 2.1),
packets are dropped silently when multicast using a port mask
value of all 0s (no ports selected). This counter does not
increment when packets are multicast using a port mask value of
all 0s. For more information, see
.
Note: This counter works only when the CPS-1848 is configured
in Store-and-forward mode (CUT_THRU_EN is set to 0 in
counters are incremented
for each packet received. This implies that retried packets which
match the trace or filter criteria will cause the counter to
increment.
Note: To enable this counter, set the
RR
0