Ethernet Subsystem Registers
Table 14-250. Management Data Input/Output (MDIO) Registers
Offset
Acronym
Register Description
Section
0
MDIOVER
MDIO Version Register
4h
MDIOCONTROL
MDIO Control Register
8h
MDIOALIVE
PHY Alive Status Register
Ch
MDIOLINK
PHY Link Status Register
10h
MDIOLINKINTRAW
MDIO Link Status Change Interrupt Register
14h
MDIOLINKINTMASKED
MDIO Link Status Change Interrupt Register (Masked Value)
20h
MDIOUSERINTRAW
MDIO User Command Complete Interrupt Register (Raw Value)
24h
MDIOUSERINTMASKED
MDIO User Command Complete Interrupt Register (Masked Value)
28h
MDIOUSERINTMASKSET
MDIO User Command Complete Interrupt Mask Set Register
2Ch
MDIOUSERINTMASKCLR
MDIO User Interrupt Mask Clear Register
80h
MDIOUSERACCESS0
MDIO User Access Register 0
84h
MDIOUSERPHYSEL0
MDIO User PHY Select Register 0
88h
MDIOUSERACCESS1
MDIO User Access Register 1
8Ch
MDIOUSERPHYSEL1
MDIO User PHY Select Register 1
14.5.10.1 MDIO Version Register (MDIOVER)
The MDIO version register (MDIOVER) is shown in
and described in
.
Figure 14-232. MDIO Version Register (MDIOVER)
31
16
MODID
R-0x7
15
8
7
0
REVMAJ
REVMIN
R-0x1
R-0x4
LEGEND: R = Read only; -n = value after reset
Table 14-251. MDIO Version Register (MDIOVER) Field Descriptions
Bit
Field
Value
Description
31-16
MODID
0-FFFFh
Identifies type of peripheral.
15-8
REVMAJ
0-FFh
Management interface module major revision value.
7-0
REVMIN
0-FFh
Management interface module minor revision value.
1474
Ethernet Subsystem
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated