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AR8327-AL1A-R датащи(PDF) 142 Page - List of Unclassifed Manufacturers

номер детали AR8327-AL1A-R
подробное описание детали  Seven-port Gigabit Ethernet Switch
PDF  394 Pages
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производитель  ETC2 [List of Unclassifed Manufacturers]
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AR8327-AL1A-R датащи(HTML) 142 Page - List of Unclassifed Manufacturers

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142 • AR8327/AR8327N Seven-port Gigabit Ethernet Switch
Atheros Communications, Inc.
142 • June 2011
COMPANY CONFIDENTIAL
3.6.22
PORT0_PRI_CTRL
Address 0x0664
SFT&HW RST
Table 3-128 summarizes the PORT0_PRI_CTRL Register
Table 3-128.
Port 0 Priority Control Register
9:8
R/W
2'b00
VLAN_MODE_0
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.
7R/O
0
RESERVED
6:0
R/W
'h7E
PORT_VID_MEM_0
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
0
RESERVED
20
R/W
0
EG_MAC_BASE_VLAN_EN_0
19
R/O
0
RESERVED
18
R/W
0
DA_PRI_EN_0
1'b1: DA priority can be used for QOS.
17
R/W
0
VLAN_PRI_EN_0
1'b1: VLAN priority can be used for
QOS.
16
R/W
0
IP_PRI_EN_0
1'b1: TOS/TC can be used for QOS.
15:8
R/O
0
RESERVED



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