Date: Wed, 7 Nov 2007 15:12:12 -0600 (CST) From: Mark Tinguely <tinguely@casselton.net> To: rpaulo@freebsd.org, sobomax@freebsd.org Cc: rink@freebsd.org, freebsd-current@freebsd.org, freebsd-i386@freebsd.org, freebsd-hardware@freebsd.org Subject: Re: MacBook users: possible fix for the SMP problem Message-ID: <200711072112.lA7LCCJi041692@casselton.net> In-Reply-To: <4732171F.3010803@FreeBSD.org>
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> 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. --Mark Tinguely.
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