Re: Plans on 1.99 release

[Vladimir 'φ-coder/phcoder' Serbinenko]

On 08/30/2010 01:52 AM, Vladimir 'φ-coder/phcoder' Serbinenko wrote:
> On 08/28/2010 01:31 PM, Aleš Nesrsta wrote:
>   
>> Vladimir 'φ-coder/phcoder' Serbinenko wrote:
>>   
>>     
>>> On 08/27/2010 01:05 AM, Carles Pina i Estany wrote:
>>>     
>>>       
>>>>> 3) Keyboard layouts and related USB improvements
>>>>>         
>>>>>           
>>>>   
>>>> Maybe I've missed something. When I did it some months ago was working
>>>> fine, but we had some design issue (I think that Vladimir wanted to
>>>> change something, I don't remember if I changed or I didn't).
>>>>
>>>> In any case: if nobody has done anything after that, I'll try to catchup
>>>> and make the required changes.
>>>>
>>>>   
>>>>       
>>>>         
>>> It's sitting in
>>> sftp://bzr.savannah.gnu.org/srv/bzr/grub/branches/kbdlayouts/. I already
>>> did most of the necessary changes. There are still issues with
>>> grub-kbcomp, some USB issues (hub code,
>>>     
>>>       
>> Hi Vladimir,
>> what is the issue(s) with USB (hub code) ?
>>   
>>     
> The issue was that we were using getStatus every time we polled for new
> devices which suposedly (I fixed few other bugs in the code I used at
> the time so, I'm not sure) drove hub in my USB keyboard crazy. The
> correct way is to poll interrupt pipe.
>   
Just to be clear: polling interrupt pipe on hub is what I have
implemented in keylayouts, just so you don't implement it again
> Another thing I added is the ability to do background transfers. It is
> important for USB keyboard support because otherwise we lose messages on
> keyboard interrupt pipe. It triggered a bug in uhci module. Now there
> are 2 issues:
> 1) code is new or modified. Needs testing.
> 2) On yeeloong the data read from mass storage is sometimes corrupted.
> Happens in mainline, not sure about other branches. It seems that it
> wasn't the case before. It's either a regression (perhaps from my code
> for partial transfers) or cache issues (some cache isn't correctly flushed)
>   
>> Could I help You with it - at least with testing ?
>>   
>>     
> Yes, a test run of keylayouts branch on your hardware would be helpful.
> Especially I'm interested if USB data corruption happens in your case too.
>   
>> Regards
>> Ales
>>
>>   
>>     
>>>  I have solution but it needs
>>> more testing) and some AT issues (have solution, needs testing)
>>>     
>>>       
>>>> Probably more news soon.
>>>>
>>>>   
>>>>       
>>>>         
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>>>     
>>>       
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>>   
>>     
>
>   


-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko

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