KSZ8852HLE Datasheet, PDF (80/190 Pages) Micrel Semiconductor – Two-Port 10/100 Mb/s Ethernet Switch with 8 or 16-Bit Host Interface

Micrel, Inc.
KSZ8852HLE
TOS Priority Control Register 2 (0x018 - 0x019): TOSR2
This register contains the TOS priority control bits for the switch function.
Bit
15−14
13−12
11−10
9−8
7−6
5−4
3−2
1−0
Default
00
00
00
00
00
00
00
00
R/W Description
DSCP[31:30]
RW _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x3c.
DSCP[29:28]
R/W _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x38.
DSCP[27:26]
R/W _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x34.
DSCP[25:24]
R/W _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x30.
DSCP[23:22]
R/W _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x2c.
DSCP[21:20]
R/W _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x28.
DSCP[19:18]
R/W _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x24.
DSCP[17:16]
R/W _{The value in this field is used as the frame’s priority when bits [7:2] of the IP TOS/DiffServ/Traffic}
Class value are 0x20.
August 31, 2015
80
Revision 1.1