MacBook users: possible fix for the SMP problem
rpaulo at FreeBSD.org
Wed Nov 7 13:56:42 PST 2007
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
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