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Re: Query about ProDOS 8

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From Benoit0123 <bgilon@free.fr>
Newsgroups comp.sys.apple2.programmer
Subject Re: Query about ProDOS 8
Date Sun, 3 Sep 2017 09:34:34 -0000 (UTC)
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Thank you John and Roger for the advice which I am already following (cf.
previous csap post on the subject).


John Brooks wrote:
> Out of curiosity, what ProDOS calls are being made in the IRQ handler and
> why? It sounds like a pretty unusual use-case.
> 
> -JB
> @JBrooksBSI
>
John for your curiosity:
I am using the SET_MARK/READ and SET_MARK/WRITE MLI calls to read/write an
already opened ProDOS file on a big proDOS device (Omnidisc in my dev env.
but this likely a RAMFactor RAM memory card or other slinky Apple //e memory
card) in the "end user" environment).
This is for getting a detailed (ie. per module beginPC, endPC) ) gathering
of application performance and being able to gather data that would be
analyzed afterwards in an "offline" mode. Two external commands one for
creating and pre sizing the big data file, looking up an interrupt source
(preferably 1millisecond but defaulting to mousecard  VBL (50/60ms)) and
finally (second BI external command duties) inhibiting the source,
deallocating the interrupt service routine from ProDOS chain and closing the
file. I presume this to be run on a slotted Apple //e (enhanced ROM), a
memory expanded ROM Apple //c or a 2GS.

John, as you're quoting the /RAM[3] device driver you're designing for next
ProDOS kernel version, please would you setup a way for such driver to not
take over the whole set of memory banks (configuration option) and this let
part of the RAM works compatible card usable by other third party utilities
(like a memory storage for Applesoft arrays, a spooler for "old" printers,
and other "exotic" ways of using it (I'm sure the community at large will
make creative use of this available space in the future ;-) ).

Best regards,
BenoƮt



-- 
Growing old is mandatory..
growing up is optional..
But the other way round is as true.

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Thread

Query about ProDOS 8 Benoit0123 <bgilon@free.fr> - 2017-09-02 15:17 +0000
  Re: Query about ProDOS 8 John Brooks <jbrooks@blueshiftinc.com> - 2017-09-02 09:35 -0700
    Re: Query about ProDOS 8 James Davis <JPD.Enterprises@outlook.com> - 2017-09-02 12:20 -0700
    Re: Query about ProDOS 8 ol.sc@web.de (Oliver Schmidt) - 2017-09-08 10:53 +0000
      Re: Query about ProDOS 8 John Brooks <jbrooks@blueshiftinc.com> - 2017-09-11 21:53 -0700
        Re: Query about ProDOS 8 Steve Nickolas <usotsuki@buric.co> - 2017-09-12 03:51 -0400
          Re: Query about ProDOS 8 David Schmenk <dschmenk@gmail.com> - 2017-09-12 06:59 -0700
        Re: Query about ProDOS 8 ol.sc@web.de (Oliver Schmidt) - 2017-09-12 14:41 +0000
        Re: Query about ProDOS 8 Michael J. Mahon <mjmahon@aol.com> - 2017-09-12 11:18 -0500
  Re: Query about ProDOS 8 roger.shimada@gmail.com - 2017-09-02 10:48 -0700
  Re: Query about ProDOS 8 Benoit0123 <bgilon@free.fr> - 2017-09-02 20:34 +0000
    Re: Query about ProDOS 8 roger.shimada@gmail.com - 2017-09-02 20:35 -0700
      Re: Query about ProDOS 8 John Brooks <jbrooks@blueshiftinc.com> - 2017-09-02 21:47 -0700
        Re: Query about ProDOS 8 Benoit0123 <bgilon@free.fr> - 2017-09-03 09:34 +0000
          Re: Query about ProDOS 8 David Schmenk <dschmenk@gmail.com> - 2017-09-03 07:15 -0700
            Re: Query about ProDOS 8 Benoit0123 <bgilon@free.fr> - 2017-09-03 16:12 +0000
          Re: Query about ProDOS 8 John Brooks <jbrooks@blueshiftinc.com> - 2017-09-04 22:00 -0700
            Re: Query about ProDOS 8 Benoit0123 <bgilon@free.fr> - 2017-09-05 09:13 +0000
            Re: Query about ProDOS 8 James Davis <JPD.Enterprises@outlook.com> - 2017-09-06 17:56 -0700
              Re: Query about ProDOS 8 John Brooks <jbrooks@blueshiftinc.com> - 2017-09-07 00:00 -0700
            Re: Query about ProDOS 8 Steve Nickolas <usotsuki@buric.co> - 2017-09-10 23:30 -0400
              Re: Query about ProDOS 8 David Schmenk <dschmenk@gmail.com> - 2017-09-11 06:52 -0700
      Re: Query about ProDOS 8 roger.shimada@gmail.com - 2017-09-03 07:05 -0700
  Re: Query about ProDOS 8 Benoit0123 <bgilon@free.fr> - 2017-09-02 20:37 +0000
    Re: Query about ProDOS 8 Antoine Vignau <antoine.vignau@laposte.net> - 2017-09-02 14:07 -0700
  Re: Query about ProDOS 8 Benoit0123 <bgilon@free.fr> - 2017-09-02 21:36 +0000
  Re: Query about ProDOS 8 James Davis <JPD.Enterprises@outlook.com> - 2017-09-03 18:45 -0700
    Re: Query about ProDOS 8 Antoine Vignau <antoine.vignau@laposte.net> - 2017-09-03 23:52 -0700
  Re: Query about ProDOS 8 Jorge <jorge@jorgechamorro.com> - 2017-09-12 13:42 -0700
    Re: Query about ProDOS 8 ol.sc@web.de (Oliver Schmidt) - 2017-09-13 10:30 +0000
      Re: Query about ProDOS 8 Steven Hirsch <snhirsch@gmail.com> - 2017-09-13 08:00 -0400
      Re: Query about ProDOS 8 Jorge <jorge@jorgechamorro.com> - 2017-09-14 07:30 -0700

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