
Switched Fast Ethernet Controller
Revision 1.2
85
VTagEn
Bit 9, VTagEn, of the Port Control Register (offset 0x040200-0x040204)
MAXFRAMESIZE
1518 for VTagEn = 0 (default) or 1522 for VTagEn = 1
Table 36: Port MIB Counters
Ad dre s s
fo r Po rt
0
C oun ter N a me
F unct i on
Ini t ia l
Va l u e
0x040000
Bytes Received
MIBCtrMode = 0: This counter is incremented once for every
data octet of good packets (unicast + multicast + broadcast)
received.
MIBCtrMode = 1: This counter is incremented once for every
data octet of good packets (unicast + multicast + broadcast
packets) and for LOCAL and DROPPED packets.
-
0x040004
Bytes Sent
This counter is incremented once for every data octet of a
transmitted good packet.
-
0x040008
Frames Received
MIBCtrMode = 0: This counter is incremented once for every
good packet (unicast + multicast + broadcast) received.
MIBCtrMode = 1: This counter is incremented once for every
good packet (unicast + multicast + broadcast packets) and for
LOCAL and DROPPED packets received.
-
0x04000c
Frames Sent
This counter is incremented once for every transmitted good
packet.
-
0x040010
Total Bytes
Received
This counter is incremented once for every data octet of all
receved packets. This includes data octets of rejected and
local packets which are NOT forwarded to the switching core
for transmission. This counter should reflect all the data
octets received on the line. NOTE: A nibble is NOT counted
as a whole byte.
-
0x040014
Total Frames
Received
This counter is incremented once for every receved packets.
This includes rejected and local packets which are NOT for-
warded to the switching core for transmission. This counter
should reflect all packets received on the line.
-
0x040018
Broadcast Frames
Received
MIBCtrMode = 0: This counter is incremented once for every
good broadcast packet received.
MIBCtrMode = 1: This counter is incremented once for every
good broadcast packet received and for LOCAL and
DROPPED broadcast packets.
-
0x04001c
Multicast Frames
Received
MIBCtrMode = 0: This counter is incremented once for every
good multicast packet received.
MIBCtrMode = 1: This counter is incremented once for every
good multicast packet received and for LOCAL and
DROPPED broadcast packets.
This counter does not include Broadcast packets.
-
Te rm
De fin i t i on