Hi Dmitry,

on 04 Dec 09 at 14:07, Dmitry Torokhov wrote:
> On Fri, Dec 04, 2009 at 10:46:00PM +0100, Christoph Bartelmus wrote:
>> Hi Mauro,
>> on 04 Dec 09 at 12:33, Mauro Carvalho Chehab wrote:
>>> Christoph Bartelmus wrote:
>>>>>> Consider passing the decoded data through lirc_dev.
>> [...]
>>>> Consider cases like this:
>>>> http://lirc.sourceforge.net/remotes/lg/6711A20015N
>>>> This is an air-conditioner remote.
>>>> The entries that you see in this config file are not really separate
>>>> buttons. Instead the remote just sends the current settings for e.g.
>>>> temperature encoded in the protocol when you press some up/down key. You
>>>> really don't want to map all possible temperature settings to KEY_*
>>>> events. For such cases it would be nice to have access at the raw scan
>>>> codes from user space to do interpretation of the data.
>>>> The default would still be to pass the data to the input layer, but it
>>>> won't hurt to have the possibility to access the raw data somehow.
>>> Interesting. IMHO, the better would be to add an evdev ioctl to return the
>>> scancode for such cases, instead of returning the keycode.
>> That means you would have to set up a pseudo keymap, so that you can get
>> the key event which you could than react on with a ioctl. Or are you
>> generating KEY_UNKNOWN for every scancode that is not mapped?
>> What if different scan codes are mapped to the same key event? How do you
>> retrieve the scan code for the key event?
>> I don't think it can work this way.


How would I get the 64 bit scan codes that the iMON devices generate?
How would I know that the scan code is 64 bit?
input_event.value is __s32.

BTW, I just came across a XMP remote that seems to generate 3x64 bit scan  
codes. Anyone here has docs on the XMP protocol?

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