[Coco] 2 Meg memory problem
Christopher R. Hawks
chawks at dls.net
Tue Dec 31 19:37:04 EST 2019
On Wed, 1 Jan 2020 00:18:17 +0000 (UTC)
Mark Marlette <mmarlette at frontiernet.net> wrote:
> Using your example, my current setup is EOU beta3.
> No issues
> using wcreate /w3 -s=8 0 0 40 24 1 0 0 shell i=/w3&
> can clear and do a dir and it operates fine
> do the above but with /w4 and -s=6
> same works fine here.
> Have you run stress12.bin to verify memory / mmu integrity?
> Mark Marlette
> mark at cloud9tech.com
> mark at gamecamaddict.com
> On Tuesday, December 31, 2019, 05:50:26 PM CST, Christopher R.
> Hawks <chawks at dls.net> wrote:
> On Tue, 31 Dec 2019 21:46:40 +0000 (UTC)
> Mark Marlette <mmarlette at frontiernet.net> wrote:
> > Chris
> > Can you please provide the exact test case and I will try and
> > duplicate it here. Thanks
> > Mark
> > Sent from Frontier Yahoo Mail on Android
> > On Tue, Dec 31, 2019 at 3:10 PM, Christopher R.
> > Hawks<chawks at dls.net> wrote: I'm seeing a strange problem with my
> > CoCo3 running a Cloud9 2 Meg memory board.
> > When I searched online for similar problems, I found a message
> > in the CoCo facebook group describing something similar. BUT, the
> > problem I'm seeing is only with screen types 7 and 8 running under
> > NitrOS9 (at double speed). (NitrOS-9 updated yesterday) I can
> > create and use screens up to type 6 (16k of memory), but screen
> > types 7 and 8 (32k of memory) crash the system. Even a 'wcreate /w1
> > -s=8 0 0 40 24 1 0 0' from the command line crashes the system.
> > If I POKE &HFF9B,&H80 (disable 2 meg) before booting, the bigger
> > screens work fine.
> > Any ideas, suggestions, or guesses? I need 320x240 in 8 colors.
> > Thanks!!
> > Christopher R. Hawks
> > HAWKSoft
> Mark (and all):
> Simplest case:
> 1) boot NitrOS-9
> 2) enter 'wcreate /w1 -s=8 0 0 40 24 1 0 0' at the command prompt.
> 3) NitrOS-9 crashes.
> If you use -s=6 or less for the screen type, NitrOS-9 doesn't
> crash and you can start a shell (or program) in the window named
> Happens with an old version of NitrOS-9 (3.3.0 beta from 2014),
> the latest HG pull of NitrOS-9, and the latest EOU (use /w3, /w1
> and /w2 are already in use).
> Christopher R. Hawks
I'm reasonably sure that I did. I'd run it again if I knew where to
find it. It took 2 weeks of looking in boxes to find my SDC after the
move. Is it available somewhere?
Christopher R. Hawks
"We'll be Friends Forever, won't we, Pooh?" asked Piglet.
"Even longer" Pooh answered.
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