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

Datasheet

14.5.3.22Switch Engine Ingress Port Type Register (SWE_INGRSS_PORT_TYP)

Register #:

1847h

Size:

32 bits

This register is used to enable the special tagging mode used to determine the destination port based on the VLAN tag contents.

BITS

DESCRIPTION

TYPE

DEFAULT

 

 

 

 

31:6

RESERVED

RO

-

 

 

 

 

5:4

Ingress Port Type Port 2

R/W

00b

 

A setting of 11b enables the usage of the VLAN tag to specify the packet

 

 

 

destination. All other values disable this feature.

 

 

 

 

 

 

3:2

Ingress Port Type Port 1

R/W

00b

 

A setting of 11b enables the usage of the VLAN tag to specify the packet

 

 

 

destination. All other values disable this feature.

 

 

 

 

 

 

1:0

Ingress Port Type Port 0

R/W

00b

 

A setting of 11b enables the usage of the VLAN tag to specify the packet

 

 

 

destination. All other values disable this feature.

 

 

 

 

 

 

Revision 1.4 (08-19-08)

390

SMSC LAN9312

 

DATASHEET