Ethernet Subsystem Registers
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Table 14-250. Management Data Input/Output (MDIO) Registers
Offset Acronym Register Description Section
0 MDIOVER MDIO Version Register Section
14.5.10.1
4h MDIOCONTROL MDIO Control Register Section
14.5.10.2
8h MDIOALIVE PHY Alive Status Register Section
14.5.10.3
Ch MDIOLINK PHY Link Status Register Section
14.5.10.4
10h MDIOLINKINTRAW MDIO Link Status Change Interrupt Register Section
14.5.10.5
14h MDIOLINKINTMASKED MDIO Link Status Change Interrupt Register (Masked Value) Section
14.5.10.6
20h MDIOUSERINTRAW MDIO User Command Complete Interrupt Register (Raw Value) Section
14.5.10.7
24h MDIOUSERINTMASKED MDIO User Command Complete Interrupt Register (Masked Value) Section
14.5.10.8
28h MDIOUSERINTMASKSET MDIO User Command Complete Interrupt Mask Set Register Section
14.5.10.9
2Ch MDIOUSERINTMASKCLR MDIO User Interrupt Mask Clear Register Section
14.5.10.10
80h MDIOUSERACCESS0 MDIO User Access Register 0 Section
14.5.10.11
84h MDIOUSERPHYSEL0 MDIO User PHY Select Register 0 Section
14.5.10.12
88h MDIOUSERACCESS1 MDIO User Access Register 1 Section
14.5.10.13
8Ch MDIOUSERPHYSEL1 MDIO User PHY Select Register 1 Section
14.5.10.14
14.5.10.1 MDIO Version Register (MDIOVER)
The MDIO version register (MDIOVER) is shown in Figure 14-232 and described in Table 14-251.
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
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