Date: Fri, 03 Jul 2009 06:26:21 +0400 From: Anonymous <swell.k@gmail.com> To: Pegasus Mc Cleaft <ken@mthelicon.com> Cc: freebsd-current@freebsd.org, Paul Wootton <paul@fletchermoorland.co.uk>, Thomas Backman <serenity@exscape.org> Subject: Re: Has anyone been able to actually boot the AMD64 kernel after r194958? Message-ID: <86ab3mec36.fsf@gmail.com> In-Reply-To: <200907022136.04164.ken@mthelicon.com> (Pegasus Mc Cleaft's message of "Thu, 2 Jul 2009 21:36:03 %2B0100") References: <895D2AA2E9964CEE970A64C74D2FF622@PegaPegII> <95B6A153-B61A-474B-B3D6-66D80DA53D50@exscape.org> <4A4CC937.5050008@fletchermoorland.co.uk> <200907022136.04164.ken@mthelicon.com>
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Pegasus Mc Cleaft <ken@mthelicon.com> writes: > On Thursday 02 July 2009 15:50:31 Paul Wootton wrote: >> >> With you saying this, I decided to try GENERIC kernel configuration and >> that builds and runs just fine. I suspect that Peg and myself have >> something in our kernel conf files that is causing an issue. I'll have a >> go later on and see if I can narrow it down a little bit more >> >> Paul >> > Hi Paul, > > I think I may have tracked down the trigger, although I dont know how to pin- > point the cause. > > It looks like compiling in the radeondrm driver into the kernel is the > culprit. if I omit that line from my kernel config, the latest kernels will > compile and boot properly on my machine. I'm using a R7xx (but it load the > R6xx code) radeon HD card. From talking to you, I know you are using a proper > R6xx card. I think this is related to the recent problem described in "panic on acpi_cpu_c1()" thread[1]. There is at least one patch and two workarounds (load drm module after boot or set hw.drm.msi=0 at loader prompt). [1] http://docs.freebsd.org/cgi/mid.cgi?4A4D3665.3060502 > > Strangely I can kldload the driver after the machine has booted and all is > well, it just seems to hate being compiled into the kernel. > > Can you see if this is the same on your machine? > > Peg
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