Re: Update on Lenovo W540

On Sun, Aug 17, 2014 at 3:11 PM, Eric McCorkle <[email protected]> wrote:

> I've finally gotten the time to do some more work on the laptop.  In the
> course of that, a few questions/points came up:
>
> * The only device not currently being detected (aside from the wireless
> card) is some kind of "active management technology" interface.  It seems
> there was a driver (heci) under development for that at some point.  On the
> other hand, I did some research on this device, and the "features" seem
> rather ominous (remote execution, automated updates, etc), so I'm not sure
> I want it enabled...
>
> * Tethering to a smartphone works (urndis driver), and is my current
> workaround for the lack of a wireless driver.
>
> * The nvidia driver still does not work.  I'm working to track down the
> cause, but it looks like some sort of ACPI-related issue.
>
> * The acpi_ibm and acpi_video drivers load, but the keys don't seem to
> work.  Is there some config file that needs to be written to map the keys
> to the right functions?  Also, setting the hw.acpi.video. variables doesn't
> seem to do anything.
>
> There are apparently two devices: lcd0 and lcd1
> hw.acpi.video.lcd[01].active are both 0, and attempting to set them to 1
> does nothing.  The .brightness, .fullpower, and .economy variables likewise
> seem to have no effect.
>

You may try the patch at
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=190186
and see if it helps.


> * The method for changing the X keymap to dvorak seems to have changed.  I
> used to do this by setting 'Option "XkbLayout" "dvorak"' in
> /etc/X11/xorg.conf, but that doesn't seem to be working.  Did something
> change recently?
>
> * There seem to be some issues with alsalib (I posted to the -sound
> list).  Pulseaudio, firefox, and flash player seem to work fine, but
> anything based on alsalib doesn't.
>
> * The USB system continues to report timeout errors on startup and resume,
> but they don't seem to have any real effect.
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-- 
Cheers,
Henry
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