Subject: Re: yamt-km branch
To: None <tech-kern@netbsd.org>
From: Allen Briggs <briggs@netbsd.org>
List: tech-kern
Date: 02/25/2005 20:55:34
On Fri, Feb 25, 2005 at 05:40:18PM -0800, Jonathan Stone wrote:
> In message <1109381277.753005.6314.nullmailer@yamt.dyndns.org>,
> YAMAMOTO Takashi writes:
> >> I tried news68k and hp300, and both of those hang immediately after
> >> the kernel is loaded. mac68k still works fine after the latest change.
> >what mmu do they use? (MMU_68040 or not)
> "Sometimes."
I suspect that yamt's question was more specific: Which MMUs are
in use in the news68k and hp300 systems on which Chuck is currently
testing?
The 68851 and 68030 MMUs are quite similar, as I recall, and the
68040 adds some twists. At least one mac68k that Chuck is using
is a Q950, which uses a 68040. If the news68k and hp300 systems
are also using a 68040, it reduces the places where a bug might lie.
At least, that's my reading. I'm sure that yamt can correct me if
I'm wrong.
-allen
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