L-ET4148-50C-DB LSI, L-ET4148-50C-DB Datasheet - Page 109

• Manufacturer Part Number: L-ET4148-50C-DB
• Manufacturer: LSI

Specifications of L-ET4148-50C-DB

• Lead Free Status / RoHS Status: Supplier Unconfirmed

Preliminary Data Sheet
April 2006
Agere Systems Inc.
Appendix A: Registers
Layer_2_Igmp_Snooping_Port
Description: Identifies the port to be used for IGMP snooping.
Table 119. Layer_2_Igmp_Snooping_Port Register Parameters
Table 120. Layer_2_Igmp_Snooping_Port Field Parameters
When so enabled, IGMP packets are copied to the port number specified here.
Base Address
Register Size
Register Instances
Register Spacing
Record Size
Record Instances
Record Spacing
igmp_snooping_port[5:0]
REFERENCE
0
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
0
PORT
1
Field Name
2
SU7
Parameter
3
57
4
SU6
56
5
6
Figure 89. Layer_2_Igmp_Snooping_Port Register Diagram
7
8
SU1
51
Single-Chip 48 x 1 Gbit/s + 2 x 10 Gbits/s Layer 2+ Ethernet Switch
(continued)
9
SU0
10
50
Instances = 1
Offset = 0.26
Mode = R/W
Parameters
Figure 90. Port Numbering Scheme
G = 10/100/1000 Mbits/s PORT
XG = 10 Gbits/s PORT
SU = SUPERVISOR
Reset = 0
11
PORT NUMBERING SCHEME
XG1
49
Agere Systems - Proprietary
12
XG0
13
48
0x000c_4664
14
G47
47
Value
15
NA
NA
4
1
4
1
G46
16
46
The port number used for IGMP snooping.
17
G45
45
18
G44
19
44
20
21
22
Description
23
8
24
G3
7
3
25
6
G2
2
26
5
27
G1
4
1
28
3
G0
0
29
2
30
1
31
0
ET4148-50
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