Intel PCI Manuale Utente
Software Developer’s Manual
347
Register Descriptions
Table 13-113. PRC64 Register Bit Description
13.7.22
Packets Received (65-127 Bytes) Count
PRC127 (04060h; R)
This register counts the number of good packets received that are 65-127 bytes (from <Destination
Address> through <CRC>, inclusively) in length. Packets that are counted in the Missed Packet
Address> through <CRC>, inclusively) in length. Packets that are counted in the Missed Packet
Count register are not counted in this register. This register does not include received flow control
packets and increments only if receives are enabled.
Table 13-114. PRC127 Register Bit Description
13.7.23
Packets Received (128-255 Bytes) Count
PRC255 (04064h; R)
This register counts the number of good packets received that are 128-255 bytes (from
<Destination Address> through <CRC>, inclusively) in length. Packets that are counted in the
Missed Packet Count register are not counted in this register. This register does not include
Missed Packet Count register are not counted in this register. This register does not include
received flow control packets and increments only if receives are enabled.
31
0
PRC64
Field
Bit(s)
Initial
Value
Value
Description
PRC64
31:0
0b
Number of packets received that are 64 bytes in length.
31
0
PRC127
Field
Bit(s)
Initial
Value
Value
Description
PRC127
31:0
0b
Number of packets received that are 65-127 bytes in length.