ath0 (wlan0) not working in virtulised guest with bhyve

[Neel Natu]

On Sun, Feb 28, 2016 at 7:17 AM, richard bader
<richard at bader-muenchen.de> wrote:
> Hey Neel,
>>
>> I suspect that the ath0 controller does not support MSI/MSI-x
>> interrupts. The output of 'pciconf -lvbc' on the host will confirm if
>> this is the case.
>>
> thanks for the hint. The controller should support MSI interrupts.
>
> root at test10:/usr/src/sys # pciconf -lvbc
>
> ath0 at pci0:5:0:0:        class=0x028000 card=0x30a4168c chip=0x002e168c
> rev=0x01 hdr=0x00
>     vendor     = 'Atheros Communications Inc.'
>     device     = 'AR9287 Wireless Network Adapter (PCI-Express)'
>     class      = network
>     bar   [10] = type Memory, range 64, base 0xf7100000, size 65536, enabled
>     cap 01[40] = powerspec 3  supports D0 D1 D3  current D0
>     cap 05[50] = MSI supports 1 message
>     cap 10[60] = PCI-Express 2 legacy endpoint max data 128(128) link x1(x1)
>                  speed 2.5(2.5) ASPM L0s/L1(L0s/L1)
>     ecap 0001[100] = AER 1 0 fatal 0 non-fatal 1 corrected
>     ecap 0002[140] = VC 1 max VC0
>     ecap 0003[160] = Serial 1 001517ffff241412
>     ecap 0004[170] = Power Budgeting 1
>
>
> But as I read in https://wiki.freebsd.org/dev/ath_hal%284%29/AR9300, MSI
> interrupts are not supported before AR9300 HAL.
>
> So i'll buy an other card and try again.
>
> But it would be a good idea to add the check for supported MSI/MSI-x
> interrupts to the https://wiki.freebsd.org/bhyve/pci_passthru .
>

Done, thanks for the suggestion.

best
Neel

> thanks
>
> richard
>
>