80KSBR200 Datasheet, PDF (101/172 Pages) Integrated Device Technology – sRIO SERIAL BUFFER FLOW-CONTROL DEVICE

IDT 80KSBR200
Notes
Name: PRIO_PKT_RCV_CNT Address: 0x185E4
Advanced Datasheet*
Bit
Field Name
Type
Reset
Value
Comment
31:0 SPP_RX_CNT
RW
32h0
S-Port Priority Packet Received Counter:
Reset 0 by reading
Note:
1.
Table 80 S-Port Priority Packet Received Counter
Single 32-bit aggregate counter to count all the non-blocking (Config Write Request and Config Read Request)
and blocking (sRIO NREAD and Doorbell Request Frame and Lite Read) priority packets being received on
Port 1 Interface.
8.3.4 S-Port Priority Packet Transmitted Counter
As part of the device error management, there is a priority packet transmitted counter associated with S-Port. This
counter is reset by reading. The counter will count every priority packet leaving the port. Upon reaching full count, the
packets will remain at full count and will not wrap.
Name: PRIO_PKT_XMT_CNT Address: 0x185E8
Bit
Field Name
Type
Reset
Value
Comment
31:0 SPP_TX_CNT
RW
32h0
S-Port Priority Packet Transmitted Counter:
Reset 0 by reading
Note:
1.
Table 81 S-Port Priority Packet Transmitted Counter
Single 32-bit aggregate counter to count all the priority packets (Doorbell Request, NWRITE Response, Config
Read Response, Config Write Response and Doorbell Response) being transmitted on Port 1 Interface.
8.3.5 S-Port Packet Received Counters
As part of the device error management, there is a packet received counter associated with the queue. These counters
are reset by reading. Each counter will count every packet entering the queue. Upon reaching full count, the packets will
remain at full count and will not wrap.
Name: SP_PKT_RCV_CNT
Address: 0x185EC
Bit
Field Name
Type
Reset
Value
Comment
31:0 SPKT_RCV_CNT RW
32h0
S-Port Packet Received Counter:
Reset 0 by reading
Table 82 S-Port Packet Received Counter
8.3.6 S-Port Packet Transmitted Counters
As part of the device error management, there is a packet transmitted counter associated with the queue. These
counters are reset by reading. Each counter will count every packet sent from the queue. Upon reaching full count, the
packets will remain at full count and will not wrap.
101 of 172
March 19, 2007
„2005 Integrated Device Technology, Inc. All rights reserved. Advanced Datasheet for informational purposes only. Product specifications subject to change without notice.NOT AN OFFER FOR SALE The information presented herein is subject to a
Non-Disclosure Agreement (NDA) and is for planning purposes only. Nothing contained in this presentation, whether verbal or written, is intended as, or shall have the effect of, a sale or an offer for sale that creates a contractual power of acceptance.