01H: Mii_Status_Register - Broadcom NetXtreme/NetLink BCM5718 Series Programmer's Manual

BCM5718 Programmer's Guide

01h: MII_Status_Register

Bit Name
15 100BASE_T4_CAPABLE
14 100BASE_X_FULL_DUPLEX_
CAPABLE
13 100BASE_X_HALF_DUPLEX_
CAPABLE
12 10BASE_T_FULL_DPLEX_CAPABL
E
11 10BASE_T_HALF_DPLEX_CAPABL
E
10 100BASE_T2_FULL_DUPLEX_
CAPABLE
9 100BASE_T2_HALF_DUPLEX_
CAPABLE
8 EXTENDED_STATUS
7 UNIDIRECTIONAL_CAPABLE
6 MF_PREAMBLE_SUPPRESSION
5 AUTO_NEGOTIATION_COMPLETE RO
4 REMOTE_FAULT
3 AUTO_NEGOTIATION_ABILITY
2 LINK_STATUS
1 JABBER_DETECT
0 EXTENDED_CAPABILITY
Broadcom
®
January 29, 2016 • 5718-PG108-R
00h–0Fh 10/100/1000T Register Map Detailed Description
RW Default Description
RO 0 1 = 100BASE-T4 capable
L
0 = not 100BASE-T4 capable
RO H 1 1 = 100BASE-X full duplex capable
0 = not 100BASE-X full duplex capable
RO H 1 1 = 100BASE-X half duplex capable
0 = not 100BASE-X half duplex capable
RO H 1 1 = 10BASE-T full duplex capable
0 = not 10BASE-T full duplex capable
RO H 1 1 = 10BASE-T half duplex capable
0 = not 10BASE-T half duplex capable
RO 0 1 = 100BASE-T2 full duplex capable
L
0 = not 100BASE-T2 full duplex capable
RO 0 1 = 100BASE-T2 half duplex capable
L
0 = not 100BASE-T2 half duplex capable
RO H 1 1 = extended status information in register 0Fh
0 = no extended status info in register 0Fh
RO 1 1 = capable of Unidirectional Transmit
RO H 1 1 = PHY will accept management frames with
preamble suppressed
0 = PHY will not accept management frames
with preamble suppressed
0 1 = auto-negotiation complete
0 = auto-negotiation in progress
RO 0 1 = remote fault detected
LH
0 = no remote fault detected
RO H 1 1 = auto-negotiation capable
0 = not auto-negotiation capable
RO 0 1 = link pass
LL
0 = link fail
RO 0 1 = jabber condition detected
LH
0 = no jabber condition detected
RO H 1 1 = extended register capabilities supported
0 = basic register set capabilities only
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