AR8327-AL1A-R datasheet(165/394 Pages) ETC2

165 / 394 page

Atheros Communications, Inc.

AR8327/AR8327N Seven-port Gigabit Ethernet

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165

3.6.37

PORT5_PRI_CTRL

Address 0x06A0

SFT&HW RST

Table 3-143 summarizes the PORT5_PRI_CTRL Register

Table 3-143.

Port 5 Priority Control Register

R/O

'h6F

RESERVED

6:0

R/W

b00

PORT_VID_MEM_5

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_5

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

R/W

DA_PRI_EN_5

DA priority selected level for QOS.

There are five levels priority for QOS.

The highest is priority in packet

header.

The others are selected by these bits. If

these bits are set to zero, DA priority is

selected after header. If these bits are

set to n, DA priority is selected after the

priority set to n-1.

R/W

VLAN_PRI_EN_5

DA priority selected level for QOS.

R/W

IP_PRI_EN_5

IP priority selected level for QOS.

15:8

R/O

RESERVED

7:6

R/W

DA_PRI_SEL_5

DA priority selected level for QOS.

There are five levels priority for QOS.

The highest is priority in packet

header.

The others are selected by these bits. If

these bits are set to zero, DA priority is

selected after header. If these bits are

set to n, DA priority is selected after the

priority set to n-1.

5:4

R/W

VLAN_PRI_SEL_5

DA priority selected level for QOS.

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