Macbook Air 2017 (7,2) Support
karu.pruun at gmail.com
Mon Jul 6 06:08:26 PDT 2020
Excellent! I second that wsp be integrated into the DragonFly tree.
On Sun, Jul 5, 2020 at 1:49 PM Patrick McDonough <~patrick/dfly at awk.is> wrote:
> On 2020-06-29 17:31, Patrick McDonough wrote:
> > Howdy. I'm working on getting Dragonfly 5.8 running on a reasonably
> > recent Macbook Air (2017), with the intent to update the
> > DragonFlyOnLaptops page with something a touch newer. The only real
> > issues I've faced are audio and trackpad related, as I've skirted around
> > dealing with Broadocm wifi using a cheap adapter board.
> > Audio mostly works with snd_hda_load="YES" in loader.conf without
> > further configuration. However this is only on pcm2, which is the
> > headphone output. For speakers (pcm1) to work, I had to fiddle with the
> > gpio configuration.
> > sysctl dev.hdaa.1.gpio_config=0=set
> > Dandy. The trackpad less so.
> > I'm seeing seemingly random middle and right clicks when using the
> > trackpad. It only happens when the trackpad is in use - so using a USB
> > mouse alleviates the problem entirely. However within seconds of moving
> > the cursor using the trackpad, I'm accosted by either middle or right
> > click events.
> > My configuration is a default XFCE4 desktop on Xorg, with everything
> > installed through pkg. dbus, moused, and hald are the only additional
> > services enabled in my rc.conf.
> > If anyone has a clue, that would be great. Failing that - a link to the
> > man/code for the relevant subsystem handling the trackpad
> > (xorg-input-something? moused?) would be welcome.
> > Patrick
> I thought I'd make an update, as I'm at the point where I have a working
> I spent some time yesterday trying to pinpoint where the problem was
> occurring. I work almost exclusively in Xfce on this laptop, so I
> naturally saw the problem there most of the time. Wanting to either pin
> it on Xfce, Xorg, or something lower, I fired up moused with debug
> output on the console. Pretty consistently, I'd see button presses in
> the output while only moving the cursor. So I put Xorg aside and started
> looking at drivers.
> FreeBSD has two drivers for Macbook trackpads, atp and wsp, and I was
> curious if there had been any work done to bring them over. A few
> searches later I found
> https://www.dragonflybsd.org/~swildner/0001-WIP-atp-4-wsp-4.patch - work
> done by Sascha Wildner a few years ago. Unfortunately, but reasonably
> given the age, the patch didn't apply cleanly. So I pulled out the wsp
> code, slipped it in by hand, and ran a make nativekernel.
> After a reboot, I pointed moused at /dev/wsp0, and was delighted to see
> a working trackpad, including two-finger-right-click and
> I'd be curious why the patch never made it into the tree. While I can't
> vouch for the atp code as I didn't touch it, the wsp module built
> without changes and worked first time.
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