Clause 45 RegistersBCM5718 Programmer’s Guide
Broadcom®
January 29, 2016 • 5718-PG108-R Page 573
EEE 1000BASE-T Resolution
This bit returns the status of the resolution of EEE 1000BASE-T mode. If this bit is set, PHY and remote receiver
have auto-negotiation enabled, and both PHY and link partner advertise EEE 1000BASE-T mode. If this bit is
cleared, either the local or remote PHY does not have auto-negotiation enabled, or local or remote PHY does
not advertise EEE capability in 1000BASE-T mode.
EEE 100BASE-TX Resolution
This bit returns the status of the resolution of EEE 100BASE-TX mode. If this bit is set, PHY and remote receiver
have auto-negotiation enabled, and both PHY and link partner advertise EEE 100BASE-TX mode. If this bit is
cleared, either the local or remote PHY does not have auto-negotiation enabled, or local or remote PHY does
not advertise EEE capability in 100BASE-TX mode.
Clause 45 Register Dev 7 Reg803dh (32817d): EEE Control Register
LPI Feature Enable
Setting this bit high enables LPI
2 EEE 1000BASE-T
Resolution
RW 1 = Both local device and link partner advertise EEE
1000BASE-T capability
0 = No EEE capability in local device or link partner in
1000BASE-T mode
0
1 EEE 100BASE-TX
Resolution
RW 1 = Local and remote link partner advertise EEE
100BASE-TX mode
0 = No EEE capability in either local or link partner in
100BASE-TX mode
0
0 Reserved RW Write as 0, ignore on read 0000h
Table 155: Clause 45 Register Dev 7 Reg803dh: EEE Control Register
Bit Name RW Description Default
15 LPI Feature Enable RW* 1 = Enable LPI Feature
0 = Disable LPI Feature
0
14 Enables EEE capability
using SGMII auto-
negotiation
RW 1 = Enable EEE capability using SGMII auto-
negotiation
0 = Do not enable EEE capability using SGMII auto-
negotiation
0
13 Reserved RW Write as 0, ignore on read. 0
12 Reserved RW Write as 0, ignore on read. 0
11:0 Reserved RW Write as 0, ignore on read. 0000h
Table 154: Clause 45 Register Dev 7 Reg803Eh: EEE Resolution Status (Cont.)
Bit Name RW Description Default