mirror of https://github.com/F-Stack/f-stack.git
46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
|
# SPDX-License-Identifier: BSD-3-Clause
|
||
|
|
# Copyright(c) 2023 University of New Hampshire
|
||
|
|
|
||
|
|
from pathlib import PurePath
|
||
|
|
from typing import Callable
|
||
|
|
|
||
|
|
from .interactive_shell import InteractiveShell
|
||
|
|
|
||
|
|
|
||
|
|
class TestPmdDevice(object):
|
||
|
|
pci_address: str
|
||
|
|
|
||
|
|
def __init__(self, pci_address_line: str):
|
||
|
|
self.pci_address = pci_address_line.strip().split(": ")[1].strip()
|
||
|
|
|
||
|
|
def __str__(self) -> str:
|
||
|
|
return self.pci_address
|
||
|
|
|
||
|
|
|
||
|
|
class TestPmdShell(InteractiveShell):
|
||
|
|
path: PurePath = PurePath("app", "dpdk-testpmd")
|
||
|
|
dpdk_app: bool = True
|
||
|
|
_default_prompt: str = "testpmd>"
|
||
|
|
_command_extra_chars: str = "\n" # We want to append an extra newline to every command
|
||
|
|
|
||
|
|
def _start_application(self, get_privileged_command: Callable[[str], str] | None) -> None:
|
||
|
|
"""See "_start_application" in InteractiveShell."""
|
||
|
|
self._app_args += " -- -i"
|
||
|
|
super()._start_application(get_privileged_command)
|
||
|
|
|
||
|
|
def get_devices(self) -> list[TestPmdDevice]:
|
||
|
|
"""Get a list of device names that are known to testpmd
|
||
|
|
|
||
|
|
Uses the device info listed in testpmd and then parses the output to
|
||
|
|
return only the names of the devices.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
A list of strings representing device names (e.g. 0000:14:00.1)
|
||
|
|
"""
|
||
|
|
dev_info: str = self.send_command("show device info all")
|
||
|
|
dev_list: list[TestPmdDevice] = []
|
||
|
|
for line in dev_info.split("\n"):
|
||
|
|
if "device name:" in line.lower():
|
||
|
|
dev_list.append(TestPmdDevice(line))
|
||
|
|
return dev_list
|