Re: MacBook users: possible fix for the SMP problem

From: Rui Paulo <rpaulo_at_FreeBSD.org>
Date: Wed, 7 Nov 2007 21:49:29 +0000
On Nov 7, 2007 9:12 PM, Mark Tinguely <tinguely_at_casselton.net> wrote:
>
> >  I don't really like the fact that it has to be turned on manually. Is it
> >  possible to make this automatic based on BIOS Id or something like this?
> >
> >  -Maxim
>
> (Thread summary because of text removal - "On some systems, namely MacBooks
>  we need to disallow the legacy USB circuit to generate an SMI# because this
>  can  cause several problems, namely: incorrect CPU frequency detection and
>  failure to start the APs." - taken from patch explaination).
>
> This sounds like a great compiler option / C code definition. It can be
> compiled into kernel and left as the default if you need it. It should
> not go into GENERIC.

No, I don't like that because it makes us look very bad if you can't
install FreeBSD on a MacBook because the kernel hangs very early on
boot.

Regards.
-- 
Rui Paulo
Received on Wed Nov 07 2007 - 20:56:42 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:39:21 UTC