[dpdk-dev] [dpdk-stable] [PATCH v11 4/4] examples/ifpga: add example for opae ifpga API
Ferruh Yigit
ferruh.yigit at intel.com
Thu Jan 21 17:49:11 CET 2021
On 1/21/2021 6:03 AM, Wei Huang wrote:
> +get_property command
> +~~~~~~~~~~~~~~~~~~~~
> +
> +Display property information of specified FPGA. Property type is defined as below.
> +0 - All properties
> +1 - PCI property
> +2 - FME property
> +4 - port property
> +8 - BMC property
> +PCI property is always available, other properties can only be displayed after
> +ifpga driver is probed to the FPGA.
> +
> +.. code-block:: console
> +
> + opae> get_property 24:00.0 0
> + PCI:
> + PCIe s:b:d.f : 0000:24:00.0
> + kernel driver : vfio-pci
> + FME:
> + platform : Vista Creek
> + DCP version : DCP 1.2
> + phase : Beta
> + interface : 2x2x25G
> + build version : 0.0.2
> + ports num : 1
> + boot page : user
> + pr interface id : a5d72a3c-c8b0-4939-912c-f715e5dc10ca
> + PORT0:
> + access type : PF
> + accelerator id : 8892c23e-2eed-4b44-8bb6-5c88606e07df
> + BMC:
> + MAX10 version : D.2.0.5
> + NIOS FW version : D.2.0.12
Are all commands interacting device need to provide the PCI BDF as parameter to
select the device? Like '24:00.0' in above sample.
Why not get the unique rawdev identifier, like port_id equivalent of the ethdev,
and use it in the command line, won't it be easier?
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