High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface

Datasheet

14.5.4.23Buffer Manager Port 0 Ingress Rate Drop Count Register (BM_RATE_DRP_CNT_SRC_MII)

Register #:

1C16h

Size:

32 bits

This register counts the number of packets received on Port 0(Host MAC) that were dropped by the Buffer Manager due to ingress rate limit discarding (Red and random Yellow dropping).

BITS

DESCRIPTION

TYPE

DEFAULT

 

 

 

 

31:0

Dropped Count

RC

00000000h

 

These bits count the number of dropped packets received on Port 0(Host

 

 

 

MAC) and is cleared when read.

 

 

 

Note: This counter will stop at its maximum value of FFFF_FFFFh.

 

 

 

Minimum rollover time at 100Mbps is approximately 481 hours.

 

 

 

 

 

 

Revision 1.4 (08-19-08)

434

SMSC LAN9312

 

DATASHEET