Reviewed-by: Juraj Linkeš <juraj.lin...@pantheon.tech>
On Wed, Jan 3, 2024 at 11:33 PM <jspew...@iol.unh.edu> wrote:
>
> From: Jeremy Spewock <jspew...@iol.unh.edu>
>
> Added allow list to the EAL parameters created in DTS to ensure that
> only the relevant PCI devices are considered when launching DPDK
> applications.
>
> Signed-off-by: Jeremy Spewock <jspew...@iol.unh.edu>
> ---
> dts/framework/testbed_model/sut_node.py | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/dts/framework/testbed_model/sut_node.py
> b/dts/framework/testbed_model/sut_node.py
> index 4df18bc183..cc894fb07d 100644
> --- a/dts/framework/testbed_model/sut_node.py
> +++ b/dts/framework/testbed_model/sut_node.py
> @@ -30,6 +30,7 @@
> from .cpu import LogicalCoreCount, LogicalCoreList
> from .node import Node
> from .os_session import InteractiveShellType, OSSession
> +from .port import Port
> from .virtual_device import VirtualDevice
>
>
> @@ -46,6 +47,7 @@ def __init__(
> prefix: str,
> no_pci: bool,
> vdevs: list[VirtualDevice],
> + ports: list[Port],
> other_eal_param: str,
> ):
> """Initialize the parameters according to inputs.
> @@ -63,6 +65,7 @@ def __init__(
> VirtualDevice('net_ring0'),
> VirtualDevice('net_ring1')
> ]
> + ports: The list of ports to allow.
> other_eal_param: user defined DPDK EAL parameters, e.g.:
> ``other_eal_param='--single-file-segments'``
> """
> @@ -73,6 +76,7 @@ def __init__(
> self._prefix = f"--file-prefix={prefix}"
> self._no_pci = "--no-pci" if no_pci else ""
> self._vdevs = " ".join(f"--vdev {vdev}" for vdev in vdevs)
> + self._ports = " ".join(f"-a {port.pci}" for port in ports)
> self._other_eal_param = other_eal_param
>
> def __str__(self) -> str:
> @@ -83,6 +87,7 @@ def __str__(self) -> str:
> f"{self._prefix} "
> f"{self._no_pci} "
> f"{self._vdevs} "
> + f"{self._ports} "
> f"{self._other_eal_param}"
> )
>
> @@ -347,6 +352,7 @@ def create_eal_parameters(
> append_prefix_timestamp: bool = True,
> no_pci: bool = False,
> vdevs: list[VirtualDevice] | None = None,
> + ports: list[Port] | None = None,
> other_eal_param: str = "",
> ) -> "EalParameters":
> """Compose the EAL parameters.
> @@ -370,6 +376,8 @@ def create_eal_parameters(
> VirtualDevice('net_ring0'),
> VirtualDevice('net_ring1')
> ]
> + ports: The list of ports to allow. If :data:`None`, all ports
> listed in `self.ports`
> + will be allowed.
> other_eal_param: user defined DPDK EAL parameters, e.g.:
> ``other_eal_param='--single-file-segments'``.
>
> @@ -388,12 +396,16 @@ def create_eal_parameters(
> if vdevs is None:
> vdevs = []
>
> + if ports is None:
> + ports = self.ports
> +
> return EalParameters(
> lcore_list=lcore_list,
> memory_channels=self.config.memory_channels,
> prefix=prefix,
> no_pci=no_pci,
> vdevs=vdevs,
> + ports=ports,
> other_eal_param=other_eal_param,
> )
>
> --
> 2.43.0
>
