lan9303 Standard Microsystems Corp., lan9303 Datasheet - Page 72

• Manufacturer Part Number: lan9303
• Description: Small Form Factor Three Port 10/100 Managed Ethernet Switch With Single Mii/rmii/turbo Mii
• Manufacturer: Standard Microsystems Corp.

Revision 1.3 (08-27-09)
The transmit queue priority is based on the packet type and device configuration as shown in
Figure 6.5
(SWE_GLOBAL_INGRSS_CFG)," on page 289
Resolved Priority =
ALR Priority
. Refer to
Figure 6.5 Switch Engine Transmit Queue Calculation
Resolved Priority =
IP Precedence
Section 13.4.3.16, "Switch Engine Global Ingress Configuration Register
Y
Use Precedence
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
Resolved Priority =
DATASHEET
DIFFSERV[TOS]
N
Traffic Class[Resolved Priority]
72
Get Queue Done
Queue =
for definitions of the configuration bits.
Y
Resolved Priority =
DIFFSERV[TC]
Packet is IPv4
N
N
Y
Y
Default Priority[Source
Resolved Priority =
wait for ALR result
Packet from Host
Packet is IPv4/v6
ALR Priority
DA Highest
Get Queue
Enable Bit
Use Tag &
Use Tag &
VL Higher
Packet is
Packet is
& Use IP
Tagged
Tagged
Priority
Priority
Port]
N
Y
N
Y
N
N
N
SMSC LAN9303/LAN9303i
Y
N
Y
Y
Priority Regen[VLAN
Resolved Priority =
Priority]
Datasheet