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From: jspewock@iol.unh.edu
To: Honnappa.Nagarahalli@arm.com, juraj.linkes@pantheon.tech,
thomas@monjalon.net, wathsala.vithanage@arm.com, probb@iol.unh.edu,
paul.szczepanek@arm.com, yoan.picchi@foss.arm.com, ferruh.yigit@amd.com,
andrew.rybchenko@oktetlabs.ru
Cc: dev@dpdk.org,
Jeremy Spewock <jspewock@iol.unh.edu>
Subject: [PATCH v9 4/7] dts: add pci addresses to EAL parameters
Date: Mon, 11 Mar 2024 11:44:02 -0400
Message-ID: <20240311154405.13269-5-jspewock@iol.unh.edu>
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From: Jeremy Spewock <jspewock@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 <jspewock@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 909394e756..97aa26d419 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,
)
--
2.43.2