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Re: RT Kernel

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On Thu, 7 Jan 2021 23:37:36 -0000 (UTC)
Martin Gregorie <martin@mydomain.invalid> wrote:

>On Thu, 07 Jan 2021 22:25:31 +0000, Folderol wrote:
>
>> On Thu, 7 Jan 2021 21:56:05 -0000 (UTC)
>> Martin Gregorie <martin@mydomain.invalid> wrote:
>>   
>>>On Thu, 07 Jan 2021 17:26:20 +0000, Folderol wrote:
>>>  
>>>> Does anyone know if it is reasonably easy to get an RT kernel running
>>>> on the Pi?
>>>>    
>>>Have you talked to Microware? http://www.microware.com/
>>>
>>>They are in the process of porting OS/9 to the RaspberryPi and
>>>Beaglebone.
>>>
>>>OS-9 was originally implemented on a 6809 and was designed from the
>>>ground up as a real-time OS rather than a general purpose, multi user
>>>one, which was how I used it. I ran the 68000 port for several years as
>>>my main computer. This was on a 68020 system, where it did everything I
>>>needed for several years (until the hardware collapsed) and I was
>>>pleasantly surprised by its performance and the lack of bugs in both OS
>>>and compilers/utilities.
>>>
>>>The only thing that moved me off it and onto Linux was the death of its
>>>hardware.  
>> 
>> I had looked at it when I heard about it, but it would require a *total*
>> rewrite of Yoshimi, and would no longer be free - so not going to happen
>> on my watch!  
>
>Does this mean that OS/9 doesn't have C++ yet? 
>Pity, because its process scheduler beats the crap out of Linux.
>

It's not that, it's more a matter of all the linux based dependencies, the GUI
and the drivers for the Pi GPU. Then there's the theading. Yoshimi uses 4
separate threads. Highest priority for the audio, lowest for the CLI and GUI.

-- 
W J G

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Thread

RT Kernel Folderol <general@musically.me.uk> - 2021-01-07 17:26 +0000
  Re: RT Kernel Jim Jackson <jj@franjam.org.uk> - 2021-01-07 19:55 +0000
    Re: RT Kernel Folderol <general@musically.me.uk> - 2021-01-07 20:27 +0000
      Re: RT Kernel Jim Jackson <jj@franjam.org.uk> - 2021-01-07 20:35 +0000
        Re: RT Kernel Jan Panteltje <pNaOnStPeAlMtje@yahoo.com> - 2021-01-08 06:55 +0000
          Re: RT Kernel Deloptes <deloptes@gmail.com> - 2021-01-08 09:56 +0100
            Re: RT Kernel Ahem A Rivet's Shot <steveo@eircom.net> - 2021-01-08 09:27 +0000
              Re: RT Kernel Folderol <general@musically.me.uk> - 2021-01-08 11:16 +0000
                Re: RT Kernel Deloptes <deloptes@gmail.com> - 2021-01-08 12:42 +0100
                Re: RT Kernel The Natural Philosopher <tnp@invalid.invalid> - 2021-01-08 13:10 +0000
                Re: RT Kernel Folderol <general@musically.me.uk> - 2021-01-08 16:28 +0000
              Re: RT Kernel Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2021-01-08 18:06 +0000
            Re: RT Kernel nospam.Richard.Falken@f1.n770.z6534.fidonet.org (Richard Falken) - 2021-01-08 10:49 +1300
            Re: RT Kernel Jim Jackson <jj@franjam.org.uk> - 2021-01-08 18:06 +0000
            Re: RT Kernel Scott Alfter <scott@alfter.diespammersdie.us> - 2021-01-08 20:18 +0000
              Re: RT Kernel Deloptes <deloptes@gmail.com> - 2021-01-08 21:36 +0100
                Re: RT Kernel Scott Alfter <scott@alfter.diespammersdie.us> - 2021-01-10 22:28 +0000
              Re: RT Kernel not@telling.you.invalid (Computer Nerd Kev) - 2021-01-08 23:54 +0000
  Re: RT Kernel Martin Gregorie <martin@mydomain.invalid> - 2021-01-07 21:56 +0000
    Re: RT Kernel Folderol <general@musically.me.uk> - 2021-01-07 22:25 +0000
      Re: RT Kernel Martin Gregorie <martin@mydomain.invalid> - 2021-01-07 23:37 +0000
        Re: RT Kernel Folderol <general@musically.me.uk> - 2021-01-08 10:35 +0000
          Re: RT Kernel Martin Gregorie <martin@mydomain.invalid> - 2021-01-08 11:31 +0000
  Re: RT Kernel druck <news@druck.org.uk> - 2021-01-08 20:40 +0000
    Re: RT Kernel Folderol <general@musically.me.uk> - 2021-01-09 09:45 +0000
  Re: RT Kernel not@telling.you.invalid (Computer Nerd Kev) - 2021-01-08 23:38 +0000
    Re: RT Kernel Folderol <general@musically.me.uk> - 2021-01-09 10:05 +0000
      Re: RT Kernel Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2021-01-09 17:16 -0500
  Re: RT Kernel Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2021-01-08 22:54 -0500

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