82598EB Datasheet, PDF (396/596 Pages) Intel Corporation – Intel® 82598EB 10 Gigabit Ethernet Controller Datasheet

Intel^® 82598EB 10 GbE Controller - Register Descriptions
LPASM
LPHD
LPFD
Reserved
8:7
00b
LPASMDR/LPPAUSE(SerDes)
The link partner's pause capability is encoded in this field.
00b = No pause.
01b = Symmetric pause.
10b = Asymmetric pause toward link partner.
11b = Both symmetric and asymmetric pause toward the 82598.
6
0b
LP Half-Duplex (SerDes)
When 1b, link partner is capable of half duplex operation. When 0b, link
partner is incapable of half duplex mode.
5
0b
LP Full-Duplex (SerDes)
When 1b, link partner is capable of full duplex operation. When 0b, link
partner is incapable of full duplex mode.
4:0
0x0
Reserved
4.4.3.13.6 PCS_1G Auto Negotiation Next Page Transmit Register – PCS1GANNP
(0x04220; RW)
Field
Reserved
NXTPG
Reserved
PGTYPE
ACK2
Bit(s)
31:16
15
14
13
12
Initial
Value
Description
0x0
Reserved
0b
Next Page
This bit is used to indicate whether or not this is the last next page to be
transmitted. The encodings are:
0b = Last page.
1b = Additional next pages follow.
0b
Reserved
0b
Message/ Unformatted Page
This bit is used to differentiate a message page from an unformatted page. The
encodings are:
0b = Unformatted page.
1b = Message page.
0b
Acknowledge2
Acknowledge is used to indicate that the 82598 has successfully received its link
partners' Link Code Word.
396