B2 WLAN ECO questions

John Watlington wad at laptop.org
Sat Dec 19 19:29:38 EST 2009


On Dec 19, 2009, at 10:45 AM, Tiago Marques wrote:

> Hi all,
>
> In an effort to migrate testing to a machine that resembles something
> like the C1, I would like to perform the WLAN ECO(s) on the B2 1.5.
> However, I found one for the B2 models and another for the B3:
>
> http://wiki.laptop.org/go/XO1.5_WLAN_SR_ECO
> http://wiki.laptop.org/go/XO1.5_WLAN_power_ECO
>
> Do I only need to do the XO1.5_WLAN_power_ECO, or does the SR ECO also
> apply to the B2? From the wiki page it seems a B3 problem only but
> AFAIK the B3 is B2+ ECOs, so it would need it too. What am I missing?

Each motherboard version has unique issues :-)

You will need the WLAN power ECO, which should keep the WLAN
powered even though it isn't supported by software.

The first and third parts of the WLAN SR ECO are unique to B3s,
but you might need to add the pullup on WLAN_RESET.

Let us know how it works,
wad



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