Re: Synaptics Touchpad xfree driver hack :)

Patches apply and compile cleanly, however the psm hack doesn't work on my laptop.

On Thu, 01 Jan 2004, Arne Schwabe wrote:

> Hi,
> 
> I changed from debian gnu/linux to freebsd 3 weeks ago. Almost
> everything with my Notebook worked fine but the Touchpad was not as
> good as in linux or windows. Since I really wanted to have my middle
> button of the trackpoint and the scrolling of the touchpad working I
> decided to try to port the XFree86 synaptics Driver for Linux.
> (A nice thing is that Synaptics has a full spec to the protocol used
> available online)
> 
> Since I am a real C Newbie. (This is more or less my first time
> writing C), not everything is really clean, to be honest it is more a
> collection of hack I am afraid and this approch somewhat against the
> idea of sysmouse. :/ But it still works for me [tm] ;)
> 
> The synaptics XFree86 driver *should* detect all features and use them
> like on linux. But for now initialisation of an attached second mouse
> is not done (I was too lazy to do it, and for me it works without it)
> 
> I hope someone with more C skills then I can clean this mess a little
> up/advise me how to clean it up and I hope I have picked the right
> mailing list :)
> 
> But I you want to try it:
> 
> download my patches from plaisthos.de/synaptics:
> 
> wget http://www.plaisthos.de/synaptics/synaptics-driver.diff
> wget http://www.plaisthos.de/synaptics/synaptics.kern.diff
> 
> Apply the 2. Patch to your kernel source (My sources should be
> -current :))
> 
> (cd /usr/src/sys/; patch -p1 <
> /location/of/the/patch/synaptics.kern.diff)
> 
> Rebuild your kernel and reboot. Check if my code recognized your
> Touchpad:
> 
> Jan  1 12:41:29 kamino kernel: psm0: model Synaptics Touchpad, device ID 0-00, 2 buttons
> 
> 
> Copy /usr/src/sys/sys/mouse.h to /usr/include/sys, or do a make world
> (cp /usr/src/sys/sys/mouse.h /usr/include/sys)
> 
> Download the Xfree Synaptics Driver Sources from
> http://w1.894.telia.com/~u89404340/touchpad/
> 
> wget http://w1.894.telia.com/~u89404340/touchpad/files/synaptics-0.12.2.tar.bz2
> 
> 
> Unpack it and apply the patch:
> 
> tar xfvj synaptics synaptics-0.12.2.tar.bz2
> cd synaptics
> patch -p1 < synaptics-driver.diff
> 
> To build it use gmake:
> 
> gmake synaptics_drv.o
> 
> (a plain gmake won't work, since the tools don't build at the Moment
> but they not so important)
> 
> copy the driver to your XFree Installation:
> 
> cp synaptics_drv.o /usr/X11R6/lib/modules/input
> 
> Disable moused, in case it is running:
> 
> killall moused
> 
> Edit your XF86Config:
> 
> In ServerLayout you should change your Corepointer line to:
>         InputDevice    "synaptics" "CorePointer"
> 
> And now add this: 
> 
> Section "InputDevice"
>   Driver        "synaptics"
>   Identifier    "synaptics"
>   Option        "Device"        "/dev/bpsm0"
>   Option        "Protocol"      "psaux"
>   Option        "LeftEdge"      "1900"
>   Option        "RightEdge"     "5400"
>   Option        "TopEdge"       "1900"
>   Option        "BottomEdge"    "4000"
>   Option        "FingerLow"     "25"
>   Option        "FingerHigh"    "30"
>   Option        "MaxTapTime"    "180"
>   Option        "MaxTapMove"    "220"
>   Option        "VertScrollDelta" "100"
>   Option        "MinSpeed"      "0.02"
>   Option        "MaxSpeed"      "0.18"
>   Option        "AccelFactor" "0.0010"
>   Option        "SHMConfig"     "on"
> #  Option       "Repeater"      "/dev/ps2mouse"
> EndSection
> 
> Pray and start X :)
> 
> If something goes wrong, let me now.
> I hope someone else besides me has some use of my hacking.
> 
> Arne
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--
Russell A. Jackson (rjackson_at_cserv62.csub.edu)