Ethernet Subsystem Registers
14.5.6.35 P2_CONTROL Register (offset = 200h) [reset = 0h]
P2_CONTROL is shown in
and described in
CPSW_3GF PORT 2 CONTROL REGISTER
Figure 14-155. P2_CONTROL Register
31
30
29
28
27
26
25
24
Reserved
P2_PASS_PRI_TAGG
ED
R/W-0h
23
22
21
20
19
18
17
16
Reserved
P2_VLAN_LTYPE2_E P2_VLAN_LTYPE1_E
Reserved
P2_DSCP_PRI_EN
N
N
R/W-0h
R/W-0h
R/W-0h
15
14
13
12
11
10
9
8
Reserved
P2_TS_320
P2_TS_319
P2_TS_132
P2_TS_131
P2_TS_130
P2_TS_129
P2_TS_TTL_NONZE
RO
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
7
6
5
4
3
2
1
0
Reserved
P2_TS_ANNEX_D_E
P2_TS_LTYPE2_EN
P2_TS_LTYPE1_EN
P2_TS_TX_EN
P2_TS_RX_EN
N
R/W-0h
R-0h
R/W-0h
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 14-170. P2_CONTROL Register Field Descriptions
Bit
Field
Type
Reset
Description
24
P2_PASS_PRI_TAGGED
R/W
0h
Port 2 Pass Priority Tagged
0 - Priority tagged packets have the zero VID replaced with the input
port P2_PORT_VLAN
[11:0]
1 - Priority tagged packets are processed unchanged.
21
P2_VLAN_LTYPE2_EN
R/W
0h
Port 2 VLAN LTYPE 2 enable
0 - disabled
1 - VLAN LTYPE2 enabled on transmit and receive
20
P2_VLAN_LTYPE1_EN
R/W
0h
Port 2 VLAN LTYPE 1 enable
0 - disabled
1 - VLAN LTYPE1 enabled on transmit and receive
16
P2_DSCP_PRI_EN
R/W
0h
Port 0 DSCP Priority Enable
0 - DSCP priority disabled
1 - DSCP priority enabled.
All non-tagged IPV4 packets have their received packet priority
determined by mapping the 6 TOS bits through the port DSCP
priority mapping registers.
14
P2_TS_320
R/W
0h
Port 2 Time Sync Destination Port Number 320 enable
0 - disabled
1 - Annex D (UDP/IPv4) time sync packet destination port number
320 (decimal) is enabled.
13
P2_TS_319
R/W
0h
Port 2 Time Sync Destination Port Number 319 enable
0 - disabled
1 - Annex D (UDP/IPv4) time sync packet destination port number
319 (decimal) is enabled.
12
P2_TS_132
R/W
0h
Port 2 Time Sync Destination IP Address 132 enable
0 - disabled
1 - Annex D (UDP/IPv4) time sync packet destination IP address
number 132 (decimal) is enabled.
11
P2_TS_131
R/W
0h
Port 2 Time Sync Destination IP Address 131 enable
0 - disabled
1 - Annex D (UDP/IPv4) time sync packet destination IP address
number 131 (decimal) is enabled.
1392
Ethernet Subsystem
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated