Re: [PATCH 1/2] hid/apple: add module parameter to swap Command and Option keys

[Dmitry Torokhov <dmitry.torokhov@gmail.com>]

Hi Paul,

On Sat, Mar 07, 2009 at 05:07:14PM +1300, Paul Collins wrote:
> Apple keyboards have the Command keys (a.k.a. the Apple or "waffle" key)
> in the positions normally occupied on PC keyboards by the Alt/AltGr keys,
> and the Option or Alt keys in the position occupied by the so-called
> Windows keys.  Folks who have been using PC-type computers for too long
> generally have insurmountable muscle memory in this regard.
> 
> This patch adds a module parameter, defaulting to off, that swaps these keys.
> 
> The same effect can also be achieved by changing the console and X
> keymaps, but this approach does not scale.  For example, I don't want to
> have to learn how to reconfigure Wayland's keymaps when the future
> arrives and we all start using it, and there may be applications I don't
> know about that also read keyboard events directly.
> 

We have a mechanism to alter in-kernel "scancode" to mapping from
userspace by issuing EVIOCSKEYCODE ioctl and there are a few utilities
written, in addition to HAL using it. So the best way I think is to
simly add an optional HAL policy.

-- 
Dmitry