Data Sheet

Ethernet Controller I210 — Programming Interface
566
8.27.3.18 Copper Interrupt Status Register - Page 0, Register 19
2 Reserved R/W 0x0 Retain Reserved for future use. This bit must be 0.
1
Polarity Changed
Interrupt Enable
R/W 0x0 Retain
1b = Interrupt enable.
0b = Interrupt disable.
0
Jabber Interrupt
Enable
R/W 0x0 Retain
1b = Interrupt enable.
0b = Interrupt disable.
Bits Field Mode HW Rst SW Rst Description
15
Copper Auto-
Negotiation Error
RO,LH 0x0 0x0
An error is said to occur if master/slave does not resolve, parallel
detect fault, no common HCD, or link does not come up after auto-
negotiation completes.
1b = Auto-negotiation error.
0b = No auto-negotiation error.
14
Copper Speed
Changed
RO,LH 0x0 0x0
1b = Speed changed.
0b = Speed not changed.
13
Copper Duplex
Changed
RO,LH 0x0 0x0
1b = Duplex changed.
0b = Duplex not changed.
12
Copper Page
Received
RO,LH 0x0 0x0
1b = Page received.
0b = Page not received.
11
Copper Auto-
Negotiation
Completed
RO,LH 0x0 0x0
1b = Auto-negotiation completed.
0b = Auto-negotiation not completed.
10
Copper Link
Status Changed
RO,LH 0x0 0x0
1b = Link status changed.
0b = Link status not changed.
9
Copper Symbol
Error
RO,LH 0x0 0x0
1b = Symbol error.
0b = No symbol error.
8
Copper False
Carrier
RO,LH 0x0 0x0
1b = False carrier.
0b = No false carrier.
7 Reserved RO
Always
0b
Always
b0
Reserved.
6
MDI Crossover
Changed
RO,LH 0x0 0x0
1b = Crossover changed.
0b = Crossover not changed.
5
Downshift
Interrupt
RO,LH 0x0 0x0
1b = Downshift detected.
0b = No down shift.
4
Copper Energy
Detect Changed
RO,LH 0x0 0x0
1b = Energy detect state changed.
0b = No energy detect state change detected.
3
FLP Exchange
Complete but no
Link
RO,LH 0x0 0x0
1b = FLP exchange completed but link not established.
0b = No event detected.
2 Reserved RO,LH 0x0 0x0 Reserved for future use.
1 Polarity Changed RO,LH 0x0 0x0
1b = Polarity changed.
0b = Polarity not changed.
0 Jabber RO,LH 0x0 0x0
1b = Jabber.
0b = No jabber.