AR8327-AL1A-R datasheet(278/394 Pages) ETC2

278 / 394 page

278 • AR8327/AR8327N Seven-port Gigabit Ethernet Switch

Atheros Communications, Inc.

278 • June 2011

COMPANY CONFIDENTIAL

3.7.112 ACL_RATE_CTRL0_14

Address 0x0A70

SFT&HW RST

Table 3-263, “ACL_14 Rate Control Register 0,” on page 278 summerizes the ACL_RATE_CTRL0_14

Table 3-263.

ACL_14 Rate Control Register 0

3.7.113 ACL_RATE_CTRL1_14

Address 0x0A74

SFT&HW RST

R/W

ACL_RATE_UNIT_13

1: Packets/ 0: bytes

R/W

ACL_CF_13

Coupling flag for ingress rate limit

R/W

ACL_CM_13

Color mode for ingress rate limit

19:18

R/W

2'b01

ACL_RATE_TIME_SLOT_13

ACL Ingress rate limit control timer

slot.

2'b00: 100us;

2'b01: 1ms

2'b10: 10ms

2'b11: 100ms

Notes: if port rate limit set to less than

96kbps, don't select 100us as time slot

17:15

R/W

ACL_EBS_13

Excess burst size for ingress rate limit

14:0

R/W

0x7FFF

ACL_EIR_13

Ingress Rate Limit for all priority.

Rate is limited to times of 32kbps.

Default 15'h7FFF is for disable rate

limit for ingress. if these bits are set to

15'h0, no frame should be received in

from this port.

Bit

R/W

Inital

Value

Mnemonic

Description

Bit

R/W

Inital

Value

Mnemonic

Description

31:18

R/O

RESERVED

17:15

R/W

ACL_CBS_14

Commited burst size for ingress rate

limit

14:0

R/W

0x7FFF

ACL_CIR_14

Ingress Rate Limit for all priority.

Rate is limited to times of 32kbps.

Default 15'h7FFF is for disable rate

limit for ingress. if these bits are set to

15'h0, no frame should be received in

from this port.

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