bhyve: Unsupported MSI-X configuration: 2/0/0

[Neel Natu]

Hi Nikos,

On Sat, Nov 29, 2014 at 10:45 AM, Nikos Vassiliadis <nvass at gmx.com> wrote:
>
>
> On 11/29/14 18:38, Anish Gupta wrote:
>>
>>  >Another thing I should mention is that "acpidump -t | grep DMAR"
>> reports nothing. It is mentioned in the documentation but I didn't see
>> until now.
>>
>> DMAR/VT-d has been supported for sometime now by Intel chipset. You want
>> to check your BIOS set-up to enable VT-d.
>
>
> There are very few setting in the BIOS setup and nothing related to VT-d. My
> CPU and CPU settings are these:
>
>> CPU: Intel(R) Core(TM) i3-3110M CPU @ 2.40GHz (2394.61-MHz K8-class CPU)
>>   Origin = "GenuineIntel"  Id = 0x306a9  Family = 0x6  Model = 0x3a
>> Stepping = 9
>>
>> 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=0x3dbae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE,OSXSAVE,AVX,F16C>
>>   AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
>>   AMD Features2=0x1<LAHF>
>>   Structured Extended Features=0x281<FSGSBASE,SMEP,ERMS>
>>   VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID
>>   TSC: P-state invariant, performance statistics
>
>
> I have attached the output of "acpidump -t" in case you'd like to take a
> look.
>
>>  >Actually my goal is to use the wifi adapter from a VM. The bge device
>> is just testing and I thought I should report it/ask about it.
>> What is the error you see in VM for enabling wifi adapter? Is the
>> corresponding driver getting attached to WiFi adapter?
>
>
> When I load the kernel module, I get this:
>>
>> [  542.919615] cfg80211: Calling CRDA to update world regulatory domain
>> [  542.932441] wl 0000:00:07.0: can't derive routing for PCI INT A
>> [  542.932449] wl 0000:00:07.0: PCI INT A: no GSI
>> [  543.002253] wlan0: Broadcom BCM4727 802.11 Hybrid Wireless Controller
>> 6.30.223.248 (r487574)
>

Can you provide the output of 'pciconf -lvbc pci0:3:0:0' on the FreeBSD host?

This is assuming pci0:3:0:0 is the wlan device being passed through
based on an earlier email.

best
Neel

>
> After that, there is a wlan0 device but I am not sure whether it works.
> There are no new kernel warnings or error messages but no matter what I do
> (scan, create an AP etc) there is zero reaction. But that might a
> problematic driver that the VM is using. That's on Linux 3.16.something.
>
> I have tried to load another driver and there is a complain regarding PCI
> which is common to both drivers:
>>
>> [ 1515.692558] bcma-pci-bridge 0000:00:07.0: can't derive routing for PCI
>> INT A
>> [ 1515.692568] bcma-pci-bridge 0000:00:07.0: PCI INT A: no GSI
>
> Didnt test further with this driver.
>
> On FreeBSD, I tried to do the same with an ndis windows driver. It didn't
> get very far because some windows drivers and ndis and amd64 don't like each
> other very much:)
>
>>  >Then I start "bhyve ... -s 10,passthru,2/0/0 ..." and it spits:
>> "Unsupported MSI-X configuration: 2/0/0"
>> and quits.
>>>
>>> ppt0 at pci0:2:0:0:        class=0x020000 card=0x06471025 chip=0x16b514e4
>>> rev=0x10 hdr=0x00
>>
>>
>> I will try to reproduce the problem if I get hold of this device.
>
>
> Great, thank you.
>
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