AR8327-AL1A-R datasheet(212/394 Pages) ETC2

212 / 394 page

212 • AR8327/AR8327N Seven-port Gigabit Ethernet Switch

Atheros Communications, Inc.

212 • June 2011

COMPANY CONFIDENTIAL

3.7.32

PORT3_EG_RATE_CTRL0

Address 0x08F0

SFT&HW RST

Table 3-183, “Port 3 Rate Limit Control Register 0,” on page 212 summarizes the

PORT3_EG_RATE_CTRL0 Register 0

Table 3-183.

Port 3 Rate Limit Control Register 0

R/W

EGRESS_MANAGE_RATE_EN_2

Enable management frame to be

calculate to egress rate limit .

R/W

EGRESS_RATE_EN_2

Enable port-based rate limit. Rate is set

at EG_PRIO_CIR

Max burst size is also set at

EG_PRIO_CBS

2:0

R/W

3'h2

EG_TIME_SLOT_2

Egress rate limit time slot control

3'h0: 1/128 ms

3'h1: 1/64 ms

3'h2: 1/32 ms

3'h3: 1/16 ms

3'h4: 1/4 ms

3'h5: 1 ms

3'h6: 10 ms

3'h7: 100 ms

Bit

R/W

Inital

Value

Mnemonic

Description

Bit

R/W

Inital

Value

Mnemonic

Description

R/O

RESERVED

30:16

R/W

0x7FFF

EG_PRI1_CIR_3

Egress Rate Limit for priority 1.

Rate is limited to times of 32kbps.

Default 15'h7FFF is for disable rate

limit for egress priority 1. if these bits

are set to 15'h0, no priority 1 frame

should be send out from this port.

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