patch for topology detection of Intel CPUs

Andriy Gapon avg at freebsd.org
Mon Sep 6 13:28:07 UTC 2010


on 06/09/2010 16:12 Jeremy Chadwick said the following:
> Great, thanks!  I'll be testing this out on two separate systems, both
> RELENG_8:
> 
> - Supermicro X7SBA     + Intel C2D E8400 (stepping 10)
> - Supermicro X7SBL-LN2 + Intel C2D E6600 (stepping 6)
> 
> I'll make sure to provide what the topology looks like before and after.
> Is CPU-relevant dmesg output sufficient?

If you mean something like the below, then yes.  Thanks!

CPU: Intel(R) Core(TM)2 Duo CPU     E7300  @ 2.66GHz (2653.35-MHz K8-class CPU)
  Origin = "GenuineIntel"  Id = 0x10676  Family = 6  Model = 17  Stepping = 6

Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0x8e39d<SSE3,DTES64,MON,DS_CPL,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1>
  AMD Features=0x20100800<SYSCALL,NX,LM>
  AMD Features2=0x1<LAHF>
  TSC: P-state invariant
[snip]
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
FreeBSD/SMP: 1 package(s) x 2 core(s)
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1


-- 
Andriy Gapon


More information about the freebsd-stable mailing list