Article View: comp.sys.amiga.tech
Article #12531Re: New 6.0 2500 Hates 68000 Mode!
From: Dave Haynie
Date: Fri, 05 May 1989 21:04
Date: Fri, 05 May 1989 21:04
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1567 bytes
in article <3801@amiga.UUCP>, jimm@amiga.UUCP (Jim Mackraz) says:
> I recommend populating the 2620 board. It IS populated? Well, that's
> different: somebody must be cheating on the high address byte.
In the context of A2620/A2500 systems using SetCPU V1.4 with the FASTROM
option, I have reliable reports that both recent version of Zoo and Arc
break with a bus error (GURU #2) exception. They're likely writing to
something that SetCPU protects. While the problem is in the offending
program, the next release of SetCPU (V1.5, in Gamma testing at the moment)
will handle trap the level 2 exception for errant writes to protected
memory, which at the moment seems to let both Zoo and Arc run OK.
> Leap all over the software vendor: have them contact C-A if they think
> the problems are not their fault ... ;^)
Yup. Even if it's fixable with patches like the aforementioned SetCPU
trap handler, it's far better to be right in the first place.
> jimm
--
Dave Haynie "The 32 Bit Guy" Commodore-Amiga "The Crew That Never Rests"
{uunet|pyramid|rutgers}!cbmvax!daveh PLINK: D-DAVE H BIX: hazy
Amiga -- It's not just a job, it's an obsession
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!oliveb!amiga!cbmvax!daveh From: daveh@cbmvax.UUCP (Dave Haynie) Newsgroups: comp.sys.amiga.tech Subject: Re: New 6.0 2500 Hates 68000 Mode! Message-ID: <6783@cbmvax.UUCP> Date: 5 May 89 21:04:38 GMT References: <3801@amiga.UUCP> Organization: Commodore Technology, West Chester, PA Lines: 24