From owner-freebsd-ppc  Tue Jul 23 23:11:42 2002
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Date: Tue, 23 Jul 2002 23:11:38 -0700
From: "David O'Brien" <obrien@freebsd.org>
To: Peter Grehan <peterg@ptree32.com.au>
Cc: freebsd-ppc@freebsd.org
Subject: Re: psim non-blocking i/o
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On Tue, Jul 23, 2002 at 10:19:20AM +1000, Peter Grehan wrote:
> I had mentioned previously that psim does blocking i/o by default, which
> stalls the system when the polling ofw console driver does a read.
> 
>  Psim can do non-blocking i/o if it's built with the right options.
> 
>  - pass the '--enable-sim-stdio=no' option on the configure command line
> 
>  - in the device tree, insert the line
> 
>      /openprom/options/use-stdio? false
> 
>    *after* the '/#address-cells 1', if it's present.

Someone send me a patch to the psim-freebsd port and I'll test and
commit.

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