Bhyve on AMD CPUs under 10-STABLE?

[Mark Saad]

> On Jul 24, 2014, at 4:41 PM, Paul Mather <freebsd-lists at gromit.dlib.vt.edu> wrote:
> 
> Does bhyve work on AMD CPUs under 10-STABLE?  

No there is work being done on head and on out of tree on 10-stable .  The last snapshot I knew of was at http://mirrors.nycbug.org/pub/bhyve . 

> I rebuilt my system 
> yesterday (to r269010) but the bhyve module does not appear to load 
> properly.  I get this on the console when I kldload vmm:
> 
> =====
> amdv_init: not implemented
> amdv_cleanup: not implemented
> module_register_init: MOD_LOAD (vmm, 0xffffffff81c1a590, 0) error 6
> =====
> The system has a 6-core AMD FX-6300 CPU:
> 
> =====
> FreeBSD 10.0-STABLE #0 r269010: Wed Jul 23 08:25:27 EDT 2014
>    paul at chumby.chumby.lan:/usr/obj/usr/src/sys/GENERIC amd64
> FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
> CPU: AMD FX(tm)-6300 Six-Core Processor              (3515.86-MHz K8-class CPU)
>  Origin = "AuthenticAMD"  Id = 0x600f20  Family = 0x15  Model = 0x2  Stepping = 0
>  Features=0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT>
>  Features2=0x3e98320b<SSE3,PCLMULQDQ,MON,SSSE3,FMA,CX16,SSE4.1,SSE4.2,POPCNT,AESNI,XSAVE,OSXSAVE,AVX,F16C>
>  AMD Features=0x2e500800<SYSCALL,NX,MMX+,FFXSR,Page1GB,RDTSCP,LM>
>  AMD Features2=0x1ebbfff<LAHF,CMP,SVM,ExtAPIC,CR8,ABM,SSE4A,MAS,Prefetch,OSVW,IBS,XOP,SKINIT,WDT,LWP,FMA4,TCE,NodeId,TBM,Topology,PCXC,PNXC>
>  Structured Extended Features=0x8<BMI1>
>  TSC: P-state invariant, performance statistics
> real memory  = 8589934592 (8192 MB)
> avail memory = 8225202176 (7844 MB)
> Event timer "LAPIC" quality 400
> ACPI APIC Table: <042713 APIC1042>
> FreeBSD/SMP: Multiprocessor System Detected: 6 CPUs
> FreeBSD/SMP: 1 package(s) x 6 core(s)
> [[...]]
> =====
> 
> It has the POPCNT feature, which is the one the bhyve documentation 
> says to look for.
> 
> Does bhyve only work on Intel CPUs for now?  Does anyone have it 
> working on an AMD FX-6300-based 10-STABLE system?
> 
> Cheers,
> 
> Paul.
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Mark saad | mark.saad at longcount.org