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# @file LinuxGccToolChain.py
# Plugin to configures paths for GCC/GCC5 AARCH64/RISCV/LOONGARCH64 Toolchain
##
# This plugin sets environment variables used in tools_def.template to specify the GCC compiler
# for the requested build architecture.
#
# Copyright (c) Microsoft Corporation
# Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
# Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
# SPDX-License-Identifier: BSD-2-Clause-Patent
##
import os
import logging
from edk2toolext.environment.plugintypes.uefi_build_plugin import IUefiBuildPlugin
from edk2toolext.environment import shell_environment
class LinuxGccToolChain(IUefiBuildPlugin):
def do_post_build(self, thebuilder):
return 0
def do_pre_build(self, thebuilder):
self.Logger = logging.getLogger("LinuxGccToolChain")
#
# In order to keep this plugin backwards compatible with the older GCC5 toolchain tag,
# we support setting either the GCC5 or GCC set of env variables required
#
toolchain = "GCC"
#
# GCC - The non-x86 compilers need their paths set if available. To make this more stable, check for
# any substring of GCC in the TOOL_CHAIN_TAG to get the right compiler
#
if "GCC" in thebuilder.env.GetValue("TOOL_CHAIN_TAG"):
if "GCC5" in thebuilder.env.GetValue("TOOL_CHAIN_TAG"):
toolchain = "GCC5"
# Start with AARACH64 compiler
ret = self._check_aarch64(toolchain)
if ret != 0:
self.Logger.critical("Failed in check aarch64")
return ret
# Check RISCV64 compiler
ret = self._check_riscv64(toolchain)
if ret != 0:
self.Logger.critical("Failed in check riscv64")
return ret
# Check LoongArch64 compiler
ret = self._check_loongarch64(toolchain)
if ret != 0:
self.Logger.critical("Failed in check loongarch64")
return ret
return 0
def _check_aarch64(self, toolchain):
# check to see if full path already configured
if shell_environment.GetEnvironment().get_shell_var(toolchain + "_AARCH64_PREFIX") is not None:
self.Logger.info(toolchain + "_AARCH64_PREFIX is already set.")
else:
# now check for install dir. If set then set the Prefix
install_path = shell_environment.GetEnvironment(
).get_shell_var(toolchain + "_AARCH64_INSTALL")
if install_path is None:
return 0
# make PREFIX to align with tools_def.txt
prefix = os.path.join(install_path, "bin", "aarch64-none-linux-gnu-")
shell_environment.GetEnvironment().set_shell_var(toolchain + "_AARCH64_PREFIX", prefix)
# now confirm it exists
if not os.path.exists(shell_environment.GetEnvironment().get_shell_var(toolchain + "_AARCH64_PREFIX") + "gcc"):
self.Logger.error(
"Path for " + toolchain + "_AARCH64_PREFIX toolchain is invalid")
return -2
return 0
def _check_riscv64(self, toolchain):
# now check for install dir. If set then set the Prefix
install_path = shell_environment.GetEnvironment(
).get_shell_var(toolchain + "_RISCV64_INSTALL")
if install_path is None:
return 0
# check to see if full path already configured
if shell_environment.GetEnvironment().get_shell_var(toolchain + "_RISCV64_PREFIX") is not None:
self.Logger.info(toolchain + "_RISCV64_PREFIX is already set.")
else:
# make PREFIX to align with tools_def.txt
prefix = os.path.join(install_path, "bin", "riscv64-unknown-elf-")
shell_environment.GetEnvironment().set_shell_var(toolchain + "_RISCV64_PREFIX", prefix)
# now confirm it exists
if not os.path.exists(shell_environment.GetEnvironment().get_shell_var(toolchain + "_RISCV64_PREFIX") + "gcc"):
self.Logger.error(
"Path for " + toolchain + "_RISCV64_PREFIX toolchain is invalid")
return -2
# Check if LD_LIBRARY_PATH is set for the libraries of RISC-V GCC toolchain
if shell_environment.GetEnvironment().get_shell_var("LD_LIBRARY_PATH") is not None:
self.Logger.info("LD_LIBRARY_PATH is already set.")
prefix = os.path.join(install_path, "lib")
shell_environment.GetEnvironment().set_shell_var("LD_LIBRARY_PATH", prefix)
return 0
def _check_loongarch64(self, toolchain):
# check to see if full path already configured
if shell_environment.GetEnvironment().get_shell_var(toolchain + "_LOONGARCH64_PREFIX") is not None:
self.Logger.info(toolchain + "_LOONGARCH64_PREFIX is already set.")
else:
# now check for install dir. If set then set the Prefix
install_path = shell_environment.GetEnvironment(
).get_shell_var(toolchain + "_LOONGARCH64_INSTALL")
if install_path is None:
return 0
# make PREFIX to align with tools_def.txt
prefix = os.path.join(install_path, "bin", "loongarch64-unknown-linux-gnu-")
shell_environment.GetEnvironment().set_shell_var(toolchain + "_LOONGARCH64_PREFIX", prefix)
# now confirm it exists
if not os.path.exists(shell_environment.GetEnvironment().get_shell_var(toolchain + "_LOONGARCH64_PREFIX") + "gcc"):
self.Logger.error(
"Path for " + toolchain + "_LOONGARCH64_PREFIX toolchain is invalid")
return -2
return 0
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