zl50416 Zarlink Semiconductor, zl50416 Datasheet - Page 78

• Manufacturer Part Number: zl50416
• Description: Managed 16-port 10/100 M + 2-port 1 G Ethernet Switch
• Manufacturer: Zarlink Semiconductor

l
13.9.9
I
Accessed by CPU, serial interface and I
Map TOS field in IP packet into eight level transmit priorities:
13.9.10
I
Accessed by CPU, serial interface and I
Map VLAN priority into frame discard when low priority buffer usage is above threshold
Map TOS field in IP packet into eight level transmit priorities
2
2
C Address h0B2, CPU Address:h508
C Address h0B3, CPU Address:h509
TOSPMH – TOS Priority Map
Bit [0]:
Bit [3:1]:
Bit [6:4]:
Bit [7]:
Bit [1:0]:
Bit [4:2]:
Bit [7:5]:
Bit [0]:
Bit [1]:
Bit [2]:
Bit [3]:
Bit [4]:
Bit [5]:
Bit [6]:
Bit [7]:
AVDM – VLAN Discard Map
7
7
FDV7
TP7
FDV6
Priority when the TOS field is 2 (Default 0)
Priority when the TOS field is 3 (Default 0)
Priority when the TOS field is 4 (Default 0)
Priority when the TOS field is 5 (Default 0)
Priority when the TOS field is 5 (Default 0)
Priority when the TOS field is 6 (Default 0)
Priority when the TOS field is 7 (Default 0)
Frame drop priority when VLAN Tag priority field is 0 (Default 0)
Frame drop priority when VLAN Tag priority field is 1 (Default 0)
Frame drop priority when VLAN Tag priority field is 2 (Default 0)
Frame drop priority when VLAN Tag priority field is 3 (Default 0)
Frame drop priority when VLAN Tag priority field is 4 (Default 0)
Frame drop priority when VLAN Tag priority field is 5 (Default 0)
Frame drop priority when VLAN Tag priority field is 6 (Default 0)
Frame drop priority when VLAN Tag priority field is 7 (Default 0)
6
5
FDV5
5
4
2
2
C (R/W)
C (R/W)
FDV4
4
TP6
Zarlink Semiconductor Inc.
ZL50416
FDV3
3
2
78
1
FDV2
2
TP5
0
FDV1
1
0
FDV0
Data Sheet