DM9016
3-port switch with Processor Interface
6.62 Snooping Control Register 2 (79H)
Bit
7
Name
SCP_PE
Default
Description
PH0,RW Snooping Control Packet Priority Enable
0: Disable
1: Enable
6:5
4:3
2:0
SCP_PRI
SCP_OTC
RPP
PH0,RW Snooping Control Packet Priority
00: Queue 0
01: Queue 1
10: Queue 2
11: Queue 3
PH0,RW Snooping Control Packet Output Tag Control
00: Unmodified
01: Always Tagged
10: Always Untagged
11: Reserved
PH0,RW Router Port Portmap
If User-defined IGMP Router Port Configuration is enabled, this 3-bit register is
used to define static router portmap, otherwise, this register is automatic
manipulation by IGMP snooping and read only.
6.63 Snooping Control Register 3 (7AH)
Bit
7:0
Name
QI
Default
PH0,RW Query Interval
Description
Define Query Interval when Hardware-IGS is enabled
6.64 Snooping Control Register 4 (7BH)
Bit
7:2
1:0
Name
RESERVED
RV
Default
0,RO
Description
Reserved
PH10,RW Robustness Variable
Define Robustness Variable when Hardware-IGS is enabled.
00 = Reserved
01 = 1 times
10 = 2 times (Default)
11 = 3 times
6.65 Snooping Control Register 5 (7CH)
Bit
7:3
2
Name
RESERVED
MLDS_OPT
Default
0,RO
Description
Reserved
PH0,RW MLD Snooping Option Enable
0: Disable
1: Enable
1
0
MLD2UP
MLDS_EN
PH0,RW MLD Packet Forward to uP Port only.
PH0,RW MLD Snooping Enable
0: Disable
1: Enable
38
Preliminary datasheet
DM9016-13-DS-P01
March 26, 2009
DAVICOM [ DAVICOM SEMICONDUCTOR, INC. ]
