zephyr/scripts/pylib/twister/twisterlib/platform.py

113 lines
4.2 KiB
Python

#!/usr/bin/env python3
# vim: set syntax=python ts=4 :
#
# Copyright (c) 2018-2022 Intel Corporation
# SPDX-License-Identifier: Apache-2.0
import os
import scl
from twisterlib.config_parser import TwisterConfigParser
from twisterlib.environment import ZEPHYR_BASE
class Platform:
"""Class representing metadata for a particular platform
Maps directly to BOARD when building"""
platform_schema = scl.yaml_load(os.path.join(ZEPHYR_BASE,
"scripts", "schemas", "twister", "platform-schema.yaml"))
def __init__(self):
"""Constructor.
"""
self.name = ""
self.twister = True
# if no RAM size is specified by the board, take a default of 128K
self.ram = 128
self.timeout_multiplier = 1.0
self.ignore_tags = []
self.only_tags = []
self.default = False
# if no flash size is specified by the board, take a default of 512K
self.flash = 512
self.supported = set()
self.arch = ""
self.vendor = ""
self.tier = -1
self.type = "na"
self.simulation = "na"
self.simulation_exec = None
self.supported_toolchains = []
self.env = []
self.env_satisfied = True
self.filter_data = dict()
def load(self, platform_file):
scp = TwisterConfigParser(platform_file, self.platform_schema)
scp.load()
data = scp.data
self.name = data['identifier']
self.twister = data.get("twister", True)
# if no RAM size is specified by the board, take a default of 128K
self.ram = data.get("ram", 128)
testing = data.get("testing", {})
self.timeout_multiplier = testing.get("timeout_multiplier", 1.0)
self.ignore_tags = testing.get("ignore_tags", [])
self.only_tags = testing.get("only_tags", [])
self.default = testing.get("default", False)
self.binaries = testing.get("binaries", [])
# if no flash size is specified by the board, take a default of 512K
self.flash = data.get("flash", 512)
self.supported = set()
for supp_feature in data.get("supported", []):
for item in supp_feature.split(":"):
self.supported.add(item)
self.arch = data['arch']
self.vendor = data.get('vendor', '')
self.tier = data.get("tier", -1)
self.type = data.get('type', "na")
self.simulation = data.get('simulation', "na")
self.simulation_exec = data.get('simulation_exec')
self.supported_toolchains = data.get("toolchain", [])
if self.supported_toolchains is None:
self.supported_toolchains = []
support_toolchain_variants = {
# we don't provide defaults for 'arc' intentionally: some targets can't be built with GNU
# toolchain ("zephyr", "cross-compile", "xtools" options) and for some targets we haven't
# provided MWDT compiler / linker options in corresponding SoC file in Zephyr, so these
# targets can't be built with ARC MWDT toolchain ("arcmwdt" option) by Zephyr build system
# Instead for 'arc' we rely on 'toolchain' option in board yaml configuration.
"arm": ["zephyr", "gnuarmemb", "xtools", "armclang", "llvm"],
"arm64": ["zephyr", "cross-compile"],
"mips": ["zephyr", "xtools"],
"nios2": ["zephyr", "xtools"],
"riscv32": ["zephyr", "cross-compile", "xtools"],
"riscv64": ["zephyr"],
"posix": ["host", "llvm"],
"sparc": ["zephyr", "xtools"],
"x86": ["zephyr", "xtools", "llvm"],
# Xtensa is not listed on purpose, since there is no single toolchain
# that is supported on all board targets for xtensa.
}
if self.arch in support_toolchain_variants:
for toolchain in support_toolchain_variants[self.arch]:
if toolchain not in self.supported_toolchains:
self.supported_toolchains.append(toolchain)
self.env = data.get("env", [])
self.env_satisfied = True
for env in self.env:
if not os.environ.get(env, None):
self.env_satisfied = False
def __repr__(self):
return "<%s on %s>" % (self.name, self.arch)