6.0-BETA2/amd64, v40z and Fatal trap 12: page fault while in kernel mode

Jung-uk Kim jkim at FreeBSD.org
Fri Aug 12 15:40:10 GMT 2005


On Friday 12 August 2005 09:48 am, Pawel Jakub Dawidek wrote:
> On Fri, Aug 12, 2005 at 12:43:51PM +0200, Krzysztof Kowalik wrote:
>
> By the way...
>
> +> CPU: Dual Core AMD Opteron(tm) Processor 875 (2192.35-MHz
> K8-class CPU) +>   Origin = "AuthenticAMD"  Id = 0x20f10  Stepping
> = 0
> +>  
> Features=0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTR
>R,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT> +>  
> Features2=0x1<SSE3>
> +>   AMD Features=0xe2500800<SYSCALL,NX,MMX+,<b25>,LM,3DNow+,3DNow>
> +>   Hyperthreading: 2 logical CPUs
>
> This is how dual-core processors are detected?
> We should probably change this.

I had a patch here:

http://docs.freebsd.org/cgi/mid.cgi?200505182007.28631.jkim

but obrien said that he was working on it:

http://docs.freebsd.org/cgi/mid.cgi?20050519010828.GA64608

I don't know the current status though.

Jung-uk Kim


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