Date: Fri, 8 Jan 2010 08:35:52 -0500 From: John Baldwin <jhb@freebsd.org> To: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de> Cc: freebsd-acpi@freebsd.org Subject: Re: FreeBSD 8.0 hangs on boot with ACPI enabled Message-ID: <201001080835.52154.jhb@freebsd.org> In-Reply-To: <20100107230233.GA1616@uriah.heep.sax.de> References: <20091230082556.GD1637@uriah.heep.sax.de> <201001071744.06051.jhb@freebsd.org> <20100107230233.GA1616@uriah.heep.sax.de>
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On Thursday 07 January 2010 6:02:33 pm Joerg Wunsch wrote: > As John Baldwin wrote: > > > Wait, does disabling acpi_thermal change the system resource > > settings such at ahc now works even with sysres not disabled? That > > is weird! > > No, both are unrelated. So right now, I have both, thermal and sysres > in the disabled list. Using this, the entire system now at least > works. > > (But it used to work including the ACPI thermal stuff in the past.) > > > As far as debugging the acpi_thermal hang I think you would want to > > add some printfs to the acpi_thermal kthreads to narrow down where > > the hang occurs. > > OK, I'll have a closer look at that within the next days. > > Meanwhile, further ideas how to fix the ahc0 resource allocation are > welcome (or a definitive decision that it's a resource allocation bug > in my BIOS, so disabling sysres is the most appropriate workaround > anyway). For now I would just leave sysres disabled in the BIOS. Fixing the resource allocation stuff is very non-trivial. :-/ -- John Baldwin
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