WG82577LM S LGWR Intel, WG82577LM S LGWR Datasheet - Page 86

• Manufacturer Part Number: WG82577LM S LGWR
• Manufacturer: Intel

Specifications of WG82577LM S LGWR

• Lead Free Status / Rohs Status: Supplier Unconfirmed

8.9
Table 60.
Table 61.
79
General Registers
The 82577 Capability register is loaded with the set of capabilities that correspond to
the selected the 82577 SKU. A change in SKU is reflected in a change in this register. A
capability is enabled when its corresponding bit is set to 1b.
OEM Bits PHY Address 01, Page 0, Register 25
1. 0b is the default value after power on reset. When PE_RST_N goes low (switches to SMBus), its value becomes
82577 Capability PHY Address 01, Page 776, Register 19
Reserved
Reserved
802.1Q & 802.1p
Receive Side Scaling
2 Tx and 2 Rx Queues
Energy Detect
AC/DC Auto Link Speed
Connect
Reserved
Reserved
Ability to initiate a team
15:11
10
9:7
6
5:3
2
1:0
Bits
1b.
Reserved
Aneg_now
Reserved
a1000_dis
Reserved
rev_aneg
Reserved
Name
Field
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Mode
000000b
0b
0b
0b
0b
0b
0b
0b
00b
0b
Default
00000b
000b
000b
00b
0b
0b
0b
HW Rst
1
9
8
7
6
5
4
3
2:1
0
15:10
Bits
When set to 1b, 1000 Mb/s speed is disabled.
Low Power Link Up mechanism. Allows a link to come up at
the lowest possible speed in cases where power is more
important than performance.
Restart auto-negotiation. This bit is self clearing.
Reserved for future capabilities.
Reserved
802.1Q & 802.1p
Enables support for VLAN per 802.1Q &
802.1p.
Receive Side Scaling (RSS)
Enables RSS.
Two Tx and 2 Rx Queues
When set, enables dual transmit and dual
receive queues. When cleared, a single receive
and a single transmit queue are enabled.
Energy Detect
Enables energy detect capability.
AC/DC Auto Link Speed Connect
Enables different power management policy in
AC and battery modes.
Reserved
Reserved
Ability to initiate a team; enables teaming
capability.
82577 GbE PHY—Programmer’s Visible State
Description
Description
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Type