Future Initialization Word 1 (Words 19H); Future Init Word 2 (Word 1Ah) - Intel 8 LAN Information Manual

ICH8—NVM Information Guide
Table 17. LED 0 and 2 Configuration Defaults (Word 18h)
Bit
7 LED0 Blink
6 LED0 Invert
5 LED0 Blink Mode
4 Reserved
3:0 LED0 Mode
Table 16, "LED Modes"
word.
1.4.21

Future Initialization Word 1 (Words 19h)

Bit
15:0
1.4.22

Future Init Word 2 (Word 1Ah)

Bit
15:0
Name Default
1b
0b
0b
0b
0100b
above summarizes the LED modes defined in bits 3:0 of this
Name Default
Reserved X
Name Default
Reserved X
Description
This bit indicates the initial value of the LED0_BLINK field.
0b = LED0 is non-blinking (recommended).
1b = LED0 is blinking.
This bit indicates the initial value of the LED0_IVRT field.
0b = LED0 has an active low output.
1b = LED0 has an active high output.
This bit define the LED0 blink mode:
0b = Blink at 200 ms on and 200 ms off.
1b = Blink at 83 ms on and 83 ms off.
Note: This field initializes the GLOBAL_BLINK_MODE field in the
LEDCTL register.
This bit is reserved and should be set to 0b.
These bits represent the initial value of the LED0_MODE field,
which specifies the event, state, or pattern displayed on LED0
(Link/Activity) output. Table 16
Description
This field is loaded to bits 15:0 of the FEXTNVM register.
For the 82562V, must be set to 301h.
For 82566 SKUs that include ACBS, must be set to 181h.
For 82566 SKUs without ACBS, must be set to 301h.
Description
Reserved
This field is loaded to bits 15:0 of the FEXTNVM register.
For ICH8, set these bits to 0800h.
For ICH8M:
All 82566 SKUs that include ACBS, must be set to 0803h.
All 82566 SKUs without ACBS, must be set to 2803h.
defines the values for LED0 Mode.
17