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Date:      Wed, 13 Oct 2004 16:33:56 -0400
From:      John Baldwin <jhb@FreeBSD.org>
To:        "Poul-Henning Kamp" <phk@phk.freebsd.dk>
Cc:        src-committers@FreeBSD.org
Subject:   Re: cvs commit: src/sys/dev/sab sab.c
Message-ID:  <200410131633.56275.jhb@FreeBSD.org>
In-Reply-To: <47721.1097696345@critter.freebsd.dk>
References:  <47721.1097696345@critter.freebsd.dk>

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On Wednesday 13 October 2004 03:39 pm, Poul-Henning Kamp wrote:
> In message <200410131239.06555.jhb@FreeBSD.org>, John Baldwin writes:
> >> > >   Modified files:
> >> > >     sys/dev/sab          sab.c
> >> > >   Log:
> >> > >
> >> > >   Isn't this driver superseeded by uart(4) anyway ?
> >> >
> >> > Yes, in principle. I don't think I'm in the position to remove sab(4)
> >> > though.
> >>
> >> Uart(4) works fine as a replacement for sab(4) but we're not ready to
> >> switch to uart(4) by default on sparc64.
> >
> >I can't get any kernel besides GENERIC to boot on my ultra60 atm, and
> > GENERIC uses sab rather than uart.
>
> I tried both ofw_console, sab and uart on my ultra60 and they all
> worked.

My problem is that my ultra60 panics if I use a non-GENERIC kernel.  It 
doesn't seem to be specific to either uart(4) or sc(4).  I get a panic early 
on from a page fault with a NULL vmspace.  I think its running out of the 
pre-allocated pages for UMA somehow.

-- 
John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org



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