Re: [RFC] EC registers - Adding sysfs interface?

[Alexey Starikovskiy <aystarik@gmail.com>]

Thomas Renninger wrote:
> On Tue, 2007-11-13 at 19:03 +0000, Carlos Corbacho wrote:
>   
>> Alexey,
>>
>>     
>>> How about character /dev/ec0?
>>>       
>> Yes, that would be fine.
>>
>> On Tuesday 13 November 2007 18:54:51 Alexey Starikovskiy wrote:
>>     
>>> What is the benefit of having acer_acpi in userspace, rather than one more
>>> *-laptop in /devices/misc?
>>>       
>> A debate of "would it be easier for me to maintain an in kernel driver (if/ 
>> when I can get it upstream) or a userspace application". At the moment, the 
>> idea of a full blown userspace application is just something I'm toying with 
>> in my head whilst working on WMI userspace.
>>     
>
> I very much like the idea of a general EC debug/devel interface to
> userspace.
> It should be a separate CONFIG, marked "DEBUG", "EXPERIMENTAL" or
> whatever and be per default off.
> It is stupid that everybody who wants to debug a bit on EC registers
> needs to duplicate the IBM EC implementation, this should IMO be moved
> where it belongs to:
> drivers/acpi/ec.c
>
> The question is whether Len will accept/like it, Len?
>
>   
Having it as /dev/ec0 should not introduce too many problems...
Also, it has much smaller impact than /dev/mem or /dev/ioport...

Regards,
Alex.