[dpdk-dev] Does FreeBSD's nic_uio have bind/unbind interface support?
David Marchand
david.marchand at 6wind.com
Thu Jul 16 09:57:03 CEST 2015
Hello Rahul,
(cc Bruce)
How about removing this "whitelist" from the nic_uio driver and just rely
on the hw.nic_uio.bdfs parameter to find out which devices to bind ?
--
David Marchand
On Thu, Jul 16, 2015 at 2:12 PM, Rahul Lakkireddy <
rahul.lakkireddy at chelsio.com> wrote:
> Hi All,
>
> It seems that on FreeBSD, nic_uio currently only binds the devices matched
> in
> rte_pci_dev_ids.h. On Linux, it's possible to bind any listed device with
> igb_uio or vfio.
>
> The pci device ids supported by cxgbe PMD, maintained in a table, are not
> part
> of rte_pci_dev_ids.h. Hence, Chelsio T5 cards don't get bound to nic_uio,
> resulting in probe failure on FreeBSD.
>
> On manually adding Chelsio pci device id to rte_pci_dev_ids.h, the Chelsio
> T5
> card gets detected fine on FreeBSD.
>
> So, we would like to know and understand if adding all supported Chelsio
> pci
> device ids to rte_pci_dev_ids.h is the correct way of doing things for
> FreeBSD?
>
> Any suggestions are appreciated.
>
> Thanks,
> Rahul
>
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