Anders Blomdell wrote:
> Jan Kiszka wrote:
>> ...
>> Thinking about this more thoroughly, a few questions popped up for me:
>>
>> o When we call it rtdm_clock_read_tsc(), we should actually return the
>> raw TSC values, shouln't we? But then we also need conversion
>> functions (rtdm_clock_tsc2
Hi,
now that 2.1 is out and very likely also very stable, I feel like having
to bring this topic up again: There should be more announcements of this
project outside its own circle.
When reading articles about proprietary real-time Linux variants now
almost once a week on LinuxDevices, I always t
Hi Jan, I liked your idea.
I'm finhishing a first version (very limited while conforming to V4L2)
framegrabber driver using RTDM and could write about it, but since I cannot
show the Data Translation specific code, I could not publish the driver
source code in any site. But I can still write an
Em Terça 14 Março 2006 03:44, Jan Kiszka escreveu:
>Rodrigo Rosenfeld Rosas wrote:
>> Em Segunda 13 Março 2006 20:05, Jan Kiszka escreveu:
>>> ...
>>>
> We would definitely need a good name for it,
> rtdm_clock_read_ex(), rtdm_clock_read_tsc(),
> rtdm_clock_read_monotonic()? I'm not go
Rodrigo Rosenfeld Rosas wrote:
> Em Terça 14 Março 2006 03:44, Jan Kiszka escreveu:
>
>> Rodrigo Rosenfeld Rosas wrote:
>>> Em Segunda 13 Março 2006 20:05, Jan Kiszka escreveu:
...
>> We would definitely need a good name for it,
>> rtdm_clock_read_ex(), rtdm_clock_read_tsc(),
>>>
Em Terça 14 Março 2006 13:46, Jan Kiszka escreveu:
... Another one is for timeouts on short delays. In
those cases, we want a good resolution, but this should be independent
of the user's timer choice IMO.
>>>
>>> And this is something rtdm_clock_read_tsc() will obviously not be fo
Rodrigo Rosenfeld Rosas wrote:
> Em Terça 14 Março 2006 13:59, Rodrigo Rosenfeld Rosas escreveu:
>
>> Em Terça 14 Março 2006 13:46, Jan Kiszka escreveu:
>> ... Another one is for timeouts on short delays. In
>> those cases, we want a good resolution, but this should be independent
>> o
Em Terça 14 Março 2006 13:59, Rodrigo Rosenfeld Rosas escreveu:
>Em Terça 14 Março 2006 13:46, Jan Kiszka escreveu:
> ... Another one is for timeouts on short delays. In
> those cases, we want a good resolution, but this should be independent
> of the user's timer choice IMO.
Em Terça 14 Março 2006 16:00, Jan Kiszka escreveu:
>Rodrigo Rosenfeld Rosas wrote:
>> Em Terça 14 Março 2006 13:59, Rodrigo Rosenfeld Rosas escreveu:
>>> Em Terça 14 Março 2006 13:46, Jan Kiszka escreveu:
>>> ... Another one is for timeouts on short delays. In
>>> those cases, we want a go
Rodrigo Rosenfeld Rosas wrote:
> Em Terça 14 Março 2006 16:00, Jan Kiszka escreveu:
>
>> Rodrigo Rosenfeld Rosas wrote:
>>> Em Terça 14 Março 2006 13:59, Rodrigo Rosenfeld Rosas escreveu:
Em Terça 14 Março 2006 13:46, Jan Kiszka escreveu:
... Another one is for timeouts on short dela
Hi,
for those who haven't followed the endless "RTDM and Timer functions"
thread: we are currently discussing a way to provide high-resolution
timestamps in periodic mode for RTDM users. It was suggested to use the
TSC for this, but I noted that this source will not be in sync with the
periodic sy
I really tried to not answer this message and finish the "endless thread" you
mentioned, but I couldn't resist. ;) Maybe this will be the last post from my
own on this thread and will begin writing in the new thread. See below,
please.
Rodrigo Rosenfeld Rosas wrote:
> I really tried to not answer this message and finish the "endless thread" you
> mentioned, but I couldn't resist. ;) Maybe this will be the last post from my
> own on this thread and will begin writing in the new thread. See below,
> please.
I see no problem in
--- Jan Kiszka <[EMAIL PROTECTED]> escreveu:
> ...
> >> Moreover, when considering the TSC as high-resolution timestamp source,
> >> this is not applicable on SMP / multicore systems. Those tend to have
> >> unsynchronised and drifting TSCs. So if the first picture was taken on
> >> one CPU and th
Rodrigo Rosenfeld Rosas wrote:
Actually, I noted a minor typo error in the documentation:
" of the this service" should be " of this service"
this is the kind of thing that youre encouraged to create a patch for.
Same for other doc nits - youre offering 'something-like' suggestions,
when yo
Jan Kiszka wrote:
> Hi,
>
> for those who haven't followed the endless "RTDM and Timer functions"
> thread: we are currently discussing a way to provide high-resolution
> timestamps in periodic mode for RTDM users. It was suggested to use the
> TSC for this, but I noted that this source will not b
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