82583V Datasheet, PDF (291/374 Pages) Intel Corporation – Intel® 82583V GbE Controller

Driver Programing Interface—82583V GbE Controller
Bits
Field
3:0
LED[0]
Control
Mode
HW Rst
SW Rst
Description
0000b = On - link, off - no link.
0001b = On - link, blink - activity, off - no link.
0010b = 3 blinks - 1000 Mb/s 2 blinks - 100 Mb/s 1
blink - 10 Mb/s 0 blink - no link.
0011b = On - activity, off - no activity.
0100b = Blink - activity, off - no activity.
0101b = On - transmit, off - no transmit.
0110b = On - copper link, off.
Else
0111b = On - 1000 Mb/s link, off.
R/W
See
Description
Retain
Else
1000b = Force off.
1001b = Force on.
1010b = Force hi-Z.
1011b = Force blink.
1100b = Mode 1 (dual LED mode).
1101b = Mode 2 (dual LED mode).
1110b = Mode 3 (dual LED mode).
1111b = Mode 4 (dual LED mode).
After a hardware reset this bit is a function of
pd_config_led_a[1:0].
00b = 1110b.
01b = 0111b.
10b = 0111b.
11b = 0111b.
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