Subject: Re: FPUless Mac Support
To: None <port-mac68k@netbsd.org>
From: Joshua Coombs <jcoombs@gwi.net>
List: port-mac68k
Date: 06/29/2003 11:07:37
One of these days I'll read the FAQ first, THEN post.  My errors are
'cause I'm booting the kernel as /netbsd.test, not /netbsd

My bad.

Josh C
----- Original Message ----- 
From: "Joshua Coombs" <jcoombs@gwi.net>
To: <port-mac68k@netbsd.org>
Sent: Saturday, June 28, 2003 10:34 PM
Subject: Re: FPUless Mac Support


> Welp, quick testing shows just compiling the kernel with -m68040 and
> eliminating support for the older cpus from the kernel does bubkis for
> perf.  It did however generate a couple interesting subtle breaks.
>
> The first shows up at boot;
> /var/log/messages:Jun 28 21:31:24 LC575 savecore: can't find device 0/0
>
> Using the provided generic kernel, I don't get that.  I'm assuming the
> generic kernel in the LC040 build is slightly tweaked, but not sure how.
>
> The second gem occured during my benchmarking.
>
> After doing a make clean fetch in /usr/pkgsrc/shells/tcsh, I proceeded
to
> do a time make.  Using the generic kernel, I get;
> 1051.052u 147.173s 21:14.37 59.4%       0+0k 38+1753io 229pf+0w
>
> Using MY kernel, I get;
> 1052.466u 145.624s 21:12.02 348455.1%   0+0k 39+1750io 240pf+0w
>
> Whats up with the percentage?!
>
> I'm going to try rebuilding world next to see what happens.
>
> Josh C