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Date:      Sun, 14 Mar 2010 06:01:39 -0800
From:      Steven Noonan <steven@uplinklabs.net>
To:        Hans Petter Selasky <hselasky@c2i.net>
Cc:        Christoph Langguth <christoph@rosenkeller.org>, freebsd-gnats-submit@freebsd.org, freebsd-usb@freebsd.org
Subject:   Re: usb/144414: Apple "Fn" key doesn't work properly
Message-ID:  <f488382f1003140701s7fd7a639neb16c4cbba22247d@mail.gmail.com>
In-Reply-To: <201003141448.30747.hselasky@c2i.net>
References:  <201003141030.o2EAU40v018339@freefall.freebsd.org> <201003141201.03617.hselasky@c2i.net> <f488382f1003140622j77826a8ewf5a6dfdf75a837c8@mail.gmail.com> <201003141448.30747.hselasky@c2i.net>

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On Sun, Mar 14, 2010 at 5:48 AM, Hans Petter Selasky <hselasky@c2i.net> wro=
te:
> On Sunday 14 March 2010 14:22:33 Steven Noonan wrote:
>> On Sun, Mar 14, 2010 at 3:01 AM, Hans Petter Selasky <hselasky@c2i.net>
> wrote:
>> > On Sunday 14 March 2010 11:30:04 Steven Noonan wrote:
>> >> The following reply was made to PR usb/144414; it has been noted by
>> >> GNATS.
>> >>
>> >> From: Steven Noonan <steven@uplinklabs.net>
>> >> To: perryh@pluto.rain.com
>> >> Cc: freebsd-usb@freebsd.org, freebsd-gnats-submit@freebsd.org
>> >> Subject: Re: usb/144414: Apple "Fn" key doesn't work properly
>> >> Date: Sun, 14 Mar 2010 03:26:19 -0700
>> >>
>> >> =C2=A0On Thu, Mar 4, 2010 at 12:01 AM, Steven Noonan <steven@uplinkla=
bs.net>
>> >> =C2=A0wrot=3D
>> >>
>> >> =C2=A0e:
>> >> =C2=A0> On Wed, Mar 3, 2010 at 11:00 PM, Steven Noonan
>> >> <steven@uplinklabs.net> > wr=3D
>> >>
>> >> =C2=A0ote:
>> >> =C2=A0>> On Wed, Mar 3, 2010 at 10:36 PM, =3DC2=3DA0<perryh@pluto.rai=
n.com>
>> >> wrote: >>> Steven Noonan <steven@uplinklabs.net> wrote:
>> >> =C2=A0>>>> Interestingly, my tilde key doesn't work either (though th=
e key
>> >> =C2=A0>>>> press is detected, no character shows when the key is pres=
sed).
>> >> =C2=A0>>>
>> >> =C2=A0>>> Any chance it is configured as a "dead" key? =3DC2=3DA0If y=
ou press
>> >> =C2=A0>>> tilde followed by n do you get an n with a tilde over it?
>> >> =C2=A0>>
>> >> =C2=A0>> Nope. It simply does nothing in the console.
>> >> =C2=A0>>
>> >> =C2=A0>> But in X11, it does something very odd. Shift+Tilde Key give=
s me
>> >> '>', >> and Tilde Key gives me '<'. And Alt+Tilde gives me... What? I
>> >> don't >> even know what action. It's grabbing some arbitrary command =
in
>> >> my >> .bash_history. It gave me the first item in my .bash_history th=
e
>> >> first >> time I tried it. Then I tried an arbitrary command ("echo"),
>> >> and then >> Alt+Tilde gave me the second command in my .bash_history.
>> >> Whaa?
>> >>
>> >> =C2=A0Any more ideas/news on this from anyone?
>> >>
>> >> =C2=A0The tilde key thing is especially irritating.
>> >
>> > static uint8_t
>> > ukbd_apple_swap(uint8_t keycode) {
>> > =C2=A0 =C2=A0 =C2=A0 =C2=A0switch (keycode) {
>> > =C2=A0 =C2=A0 =C2=A0 =C2=A0case 0x35: return 0x64;
>> > =C2=A0 =C2=A0 =C2=A0 =C2=A0case 0x64: return 0x35;
>> > =C2=A0 =C2=A0 =C2=A0 =C2=A0default: return keycode;
>> > =C2=A0 =C2=A0 =C2=A0 =C2=A0}
>> > }
>> >
>> > Can you try to change the function above in ukbd.c to only return
>> > keycode? Any difference?
>>
>> Yep, commenting the two case lines brought my tilde key back. Any idea
>> what the ukbd_apple_swap() function was _supposed_ to be doing?
>>
>> Also, there's only one thing left (input-wise) that I can't get to
>> work, and that's the 'delete' key (Fn+Backspace). I'm pretty certain
>> that it's not a problem with Fn+Backspace failing to map to Delete,
>> because my non-Mac i386 box has the same problem.
>>
>> Everything I read online keeps saying to muck with an .inputrc file
>> (for bash, anyway), but I haven't been able to get it to work. Places
>> I've looked have said to add this to .inputrc:
>>
>> "\e[3~": delete-char
>>
>> But this seems to have no effect (and I tried bind -f .inputrc in case
>> my INPUTRC environment variable wasn't working). Is there something
>> FreeBSD-specific I'm not seeing, or what?
>>
>> - Steven
>>
>
> Hi Steven,
>
> Can you talk this over with Christoph and send me a patch when you agreed=
?
> He's the one that made the Apple-SWAP key patch. Meanwhile I suggest the
> following patch:
>
> =3D=3D=3D=3D //depot/projects/usb/src/sys/dev/usb/input/ukbd.c#47 -
> src/sys/dev/usb/input/ukbd.c =3D=3D=3D=3D
> @@ -896,8 +896,7 @@
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0hid_=
input, 0, &sc->sc_loc_apple_fn, &flags,
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0&tem=
p_id)) {
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0if (flags & HIO_VARIABLE)
> - =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 sc->sc_flags |=3D UKBD_FLAG_APPLE_FN |
> - =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 UKBD_FLAG_APPLE_SWAP;
> + =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 sc->sc_flags |=3D UKBD_FLAG_APPLE_FN;
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0DPRINTFN(1, "Found Apple FN-key\n");
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0apple_keys =3D 1;
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0sc->sc_kbd_id =3D temp_id;
>
>
> The hardware that Christoph was using had an Eject-key, while yours didn'=
t. I
> think the patch above will make both cases work.
>
> Christoph, do you have any comments?
>
> http://p4db.freebsd.org/fileViewer.cgi?FSPC=3D//depot/projects/usb/src/sy=
s/dev/usb/input/ukbd.c&REV=3D47
>

Not quite true, my keyboard _does_ have an Eject key. The code doesn't
detect it though.

- Steven



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