Pegasus Mc Cleaft  writes:
> On Thursday 02 July 2009 15:50:31 Paul Wootton wrote:

quoted text
>>

>> 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
>

quoted text
> 	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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