AR8327-AL1A-R datasheet(170/394 Pages) ETC2

170 / 394 page

170 • AR8327/AR8327N Seven-port Gigabit Ethernet Switch

Atheros Communications, Inc.

170 • June 2011

COMPANY CONFIDENTIAL

3.6.40

PORT6_PRI_CTRL

Address 0x06AC

SFT&HW RST

Table 3-146 summarizes the PORT6_PRI_CTRL Register

Table 3-146.

Port 6 Priority Control Register

9:8

R/W

2'0

VLAN_MODE_6

802.1Q mode for this port.

2'b00: 802.1Q disable. Use port base

VLAN only.

2'b01: fallback. Enable 802.1Q for all

received frames. Don't discard ingress

membership violation and use the port

base VLAN if the frame's VID isn't

contained in VLAN Table.

2'b10: check. Enable 802.1Q for all

received frames. Don't discard ingress

membership violation but discard

frames which VID isn't contained in

VLAN Table.

2'b11: secure. Enable 802.1Q for all

received frames. Discard frames with

ingress membership violation or whose

VID isn't contained in the VLAN Table.

R/O

'h6F

RESERVED

6:0

R/W

b00

PORT_VID_MEM_6

Port Base VLAN Member. Each bit

restrict which port can send frames to.

To send frames to port0, bit 16 must be

set to 1'b1, etc. These bits are set to one

after reset except the port's bit. This

prevents frames going out the port

they received in.

Bit

R/W

Inital

Value

Mnemonic

Description

Bit

R/W

Inital

Value

Mnemonic

Description

31:21

R/O

RESERVED

R/W

EG_MAC_BASE_VLAN_EN_6

1'b1: DA priority can be used for QOS.

1'b1: VLAN priority can be used for

QOS.

1'b1: TOS/TC can be used for QOS.

R/O

RESERVED

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