diff mbox series

[v4,4/7] dts: add pci addresses to EAL parameters

Message ID 20231214221012.9598-6-jspewock@iol.unh.edu (mailing list archive)
State Superseded, archived
Headers
Series None |

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Commit Message

Jeremy Spewock Dec. 14, 2023, 10:10 p.m. UTC 
  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 | 11 +++++++++++
 1 file changed, 11 insertions(+)
diff mbox series

Patch

diff --git a/dts/framework/testbed_model/sut_node.py b/dts/framework/testbed_model/sut_node.py
index 9c92232d9e..77caea2fc9 100644
--- a/dts/framework/testbed_model/sut_node.py
+++ b/dts/framework/testbed_model/sut_node.py
@@ -20,6 +20,7 @@ 
 from framework.utils import MesonArgs
 
 from .hw import LogicalCoreCount, LogicalCoreList, VirtualDevice
+from .hw.port import Port
 from .node import Node
 
 
@@ -31,6 +32,7 @@  def __init__(
         prefix: str,
         no_pci: bool,
         vdevs: list[VirtualDevice],
+        ports: list[Port],
         other_eal_param: str,
     ):
         """
@@ -46,6 +48,7 @@  def __init__(
                             VirtualDevice('net_ring0'),
                             VirtualDevice('net_ring1')
                         ]
+        :param ports: the list of ports to allow.
         :param other_eal_param: user defined DPDK eal parameters, eg:
                         other_eal_param='--single-file-segments'
         """
@@ -56,6 +59,7 @@  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:
@@ -65,6 +69,7 @@  def __str__(self) -> str:
             f"{self._prefix} "
             f"{self._no_pci} "
             f"{self._vdevs} "
+            f"{self._ports} "
             f"{self._other_eal_param}"
         )
 
@@ -294,6 +299,7 @@  def create_eal_parameters(
         append_prefix_timestamp: bool = True,
         no_pci: bool = False,
         vdevs: list[VirtualDevice] = None,
+        ports: list[Port] | None = None,
         other_eal_param: str = "",
     ) -> "EalParameters":
         """
@@ -317,6 +323,7 @@  def create_eal_parameters(
                             VirtualDevice('net_ring0'),
                             VirtualDevice('net_ring1')
                         ]
+        :param ports: the list of ports to allow.
         :param other_eal_param: user defined DPDK eal parameters, eg:
                         other_eal_param='--single-file-segments'
         :return: eal param string, eg:
@@ -334,12 +341,16 @@  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,
         )