User guide

Word
Addr
Bit R/W Name Description
0x4
CB
24:0
RO AN LP ADV Tech_
A[24:0]
Received technology ability field bits of Clause 73 Auto-
Negotiation. The 10GBASE-KR PHY supports A0 and
A2. The following protocols are defined:
• A0 1000BASE-KX
• A1 10GBASE-KX4
• A2 10GBASE-KR
• A3 40GBASE-KR4
• A4 40GBASE-CR4
• A5 100GBASE-CR10
• A24:6 are reserved
For more information, refer to Clause 73.6.4 and AN LP
base page ability registers (7.19-7.21) of Clause 45 of
IEEE 802.3ap-2007.
26:25
RO AN LP ADV FEC_
F[1:0]
Received FEC ability bits (F0:F1) is encoded in bits
D46:D47 of the base Link Codeword. F0 is FEC ability.
F1 is FEC requested. See Clause 73.6.5 of IEEE 802.3ap-
2007 for details.
27 RO AN LP ADV Remote
Fault
Received Remote Fault (RF) ability bits. RF is encoded in
bit D13 of the base link codeword in Clause 73 AN. For
more information, refer to Clause 73.6.7 and bits AN LP
base page ability register AN LP base page ability
registers (7.19-7.21) of Clause 45 of IEEE 802.3ap - 2007.
30:28 RO AN LP ADV Pause
Ability_C[2:0]
Received pause ability bits. Pause (C0:C1) is encoded in
bits D11:D10 of the base link codeword in Clause 73 AN
as follows:
• C0 is the same as PAUSE as defined in Annex 28B
• C1 is the same as ASM_DIR as defined in Annex 28B
• C2 is reserved
For more information, refer to bits AN LP base page
ability registers (7.19-7.21) of Clause 45 of IEEE
802.3ap - 2007.
2-190
Register Definitions
UG-01143
2015.05.11
Altera Corporation
Implementing Protocols in Arria 10 Transceivers
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