Date: Sun, 14 Mar 2010 16:23:25 +0100 From: Hans Petter Selasky <hselasky@c2i.net> To: Steven Noonan <steven@uplinklabs.net> Cc: freebsd-gnats-submit@freebsd.org, Christoph Langguth <christoph@rosenkeller.org>, freebsd-usb@freebsd.org Subject: Re: usb/144414: Apple "Fn" key doesn't work properly Message-ID: <201003141623.25160.hselasky@c2i.net> In-Reply-To: <f488382f1003140749n30df2f7ai64d27f6c6211527@mail.gmail.com> References: <201003141030.o2EAU40v018339@freefall.freebsd.org> <20100314144601.GA2534@viskning> <f488382f1003140749n30df2f7ai64d27f6c6211527@mail.gmail.com>
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On Sunday 14 March 2010 15:49:37 Steven Noonan wrote:
> On Sun, Mar 14, 2010 at 6:46 AM, Kai Wang <kaiwang27@gmail.com> wrote:
> > On Sun, Mar 14, 2010 at 06:37:04AM -0800, Steven Noonan wrote:
> >> On Sun, Mar 14, 2010 at 6:27 AM, Hans Petter Selasky <hselasky@c2i.net>
wrote:
> >> > On Sunday 14 March 2010 15:01:39 Steven Noonan wrote:
> >> >> On Sun, Mar 14, 2010 at 5:48 AM, Hans Petter Selasky
> >> >> <hselasky@c2i.net>
> >> >
> >> > wrote:
> >> >> > 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
> >> >> >> >>
> >> >> >> >> On Thu, Mar 4, 2010 at 12:01 AM, Steven Noonan
> >> >> >> >> <steven@uplinklabs.net> wrot=
> >> >> >> >>
> >> >> >> >> e:
> >> >> >> >> > On Wed, Mar 3, 2010 at 11:00 PM, Steven Noonan
> >> >> >> >> <steven@uplinklabs.net> > wr=
> >> >> >> >>
> >> >> >> >> ote:
> >> >> >> >> >> On Wed, Mar 3, 2010 at 10:36 PM,
> >> >> >> >> =C2=A0<perryh@pluto.rain.com> wrote: >>> Steven Noonan
> >> >> >> >> <steven@uplinklabs.net> wrote: >>>> Interestingly, my tilde key
> >> >> >> >> doesn't work either (though the key >>>> press is detected, no
> >> >> >> >> character shows when the key is pressed). >>>
> >> >> >> >> >>> Any chance it is configured as a "dead" key? =C2=A0If you
> >> >> >> >> press >>> tilde followed by n do you get an n with a tilde over
> >> >> >> >> it? >>
> >> >> >> >> >> Nope. It simply does nothing in the console.
> >> >> >> >> >>
> >> >> >> >> >> But in X11, it does something very odd. Shift+Tilde Key
> >> >> >> >> gives 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 the 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?
> >> >> >> >>
> >> >> >> >> Any more ideas/news on this from anyone?
> >> >> >> >>
> >> >> >> >> The tilde key thing is especially irritating.
> >> >> >> >
> >> >> >> > static uint8_t
> >> >> >> > ukbd_apple_swap(uint8_t keycode) {
> >> >> >> > switch (keycode) {
> >> >> >> > case 0x35: return 0x64;
> >> >> >> > case 0x64: return 0x35;
> >> >> >> > default: return keycode;
> >> >> >> > }
> >> >> >> > }
> >> >> >> >
> >> >> >> > 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:
> >> >> >
> >> >> > ==== //depot/projects/usb/src/sys/dev/usb/input/ukbd.c#47 -
> >> >> > src/sys/dev/usb/input/ukbd.c ====
> >> >> > @@ -896,8 +896,7 @@
> >> >> > hid_input, 0, &sc->sc_loc_apple_fn, &flags,
> >> >> > &temp_id)) {
> >> >> > if (flags & HIO_VARIABLE)
> >> >> > - sc->sc_flags |= UKBD_FLAG_APPLE_FN
> >> >> > | - UKBD_FLAG_APPLE_SWAP;
> >> >> > + sc->sc_flags |= UKBD_FLAG_APPLE_FN;
> >> >> > DPRINTFN(1, "Found Apple FN-key\n");
> >> >> > apple_keys = 1;
> >> >> > sc->sc_kbd_id = 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=//depot/projects/usb/sr
> >> >> >c/sys/ dev/usb/input/ukbd.c&REV=47
> >> >>
> >> >> Not quite true, my keyboard _does_ have an Eject key. The code
> >> >> doesn't detect it though.
> >> >>
> >> >> - Steven
> >> >
> >> > Could you try to figure out what key-press number corresponds to the
> >> > eject key?
> >> >
> >> > --HPS
> >>
> >> I'm not certain how to do so. It's somewhat of a chicken-and-the-egg
> >> problem: unless it detects that the key is there, I can't find it.
> >> Enabling 'hw.usb.ukbd.debug' doesn't print anything when Eject is
> >> pressed.
> >
> > It's very possible that your Eject key is in a separate interface and
> > is handled by uhid(4) instead of ukbd(4).
> >
> > /Kai
>
> Enabling 'hw.usb.uhid.debug' doesn't print anything on an Eject
> keypress either, but that could just mean that uhid(4) doesn't have
> necessary DPRINTFs to show it.
>
> - Steven
>
You need to open /dev/uhidX before it will print anything.
--HPS
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