116 lines
3.8 KiB
CMake
116 lines
3.8 KiB
CMake
# SPDX-License-Identifier: Apache-2.0
|
|
#
|
|
# Copyright (c) 2022, Nordic Semiconductor ASA
|
|
|
|
# FindHostTools module for locating a set of tools to use on the host for
|
|
# Zephyr development.
|
|
#
|
|
# This module will lookup the following tools for Zephyr development:
|
|
# +---------------------------------------------------------------+
|
|
# | Tool | Required | Notes: |
|
|
# +---------------------------------------------------------------+
|
|
# | Generic C-compiler | Yes | Pre-processing of devicetree |
|
|
# | Zephyr-sdk | | |
|
|
# | gperf | | |
|
|
# | openocd | | |
|
|
# | bossac | | |
|
|
# | imgtool | | |
|
|
# +---------------------------------------------------------------+
|
|
#
|
|
# The module defines the following variables:
|
|
#
|
|
# 'CMAKE_C_COMPILER'
|
|
# Path to C compiler.
|
|
# Set to 'CMAKE_C_COMPILER-NOTFOUND' if no C compiler was found.
|
|
#
|
|
# 'GPERF'
|
|
# Path to gperf.
|
|
# Set to 'GPERF-NOTFOUND' if gperf was not found.
|
|
#
|
|
# 'OPENOCD'
|
|
# Path to openocd.
|
|
# Set to 'OPENOCD-NOTFOUND' if openocd was not found.
|
|
#
|
|
# 'BOSSAC'
|
|
# Path to bossac.
|
|
# Set to 'BOSSAC-NOTFOUND' if bossac was not found.
|
|
#
|
|
# 'IMGTOOL'
|
|
# Path to imgtool.
|
|
# Set to 'IMGTOOL-NOTFOUND' if imgtool was not found.
|
|
#
|
|
# 'HostTools_FOUND', 'HOSTTOOLS_FOUND'
|
|
# True if all required host tools were found.
|
|
|
|
include(extensions)
|
|
|
|
if(HostTools_FOUND)
|
|
return()
|
|
endif()
|
|
|
|
find_package(Deprecated COMPONENTS CROSS_COMPILE)
|
|
|
|
find_package(Zephyr-sdk 0.16)
|
|
|
|
# gperf is an optional dependency
|
|
find_program(GPERF gperf)
|
|
|
|
# openocd is an optional dependency
|
|
find_program(OPENOCD openocd)
|
|
|
|
# bossac is an optional dependency
|
|
find_program(BOSSAC bossac)
|
|
|
|
# imgtool is an optional dependency (the build may also fall back to scripts/imgtool.py
|
|
# in the mcuboot repository if that's present in some cases)
|
|
find_program(IMGTOOL imgtool)
|
|
|
|
# Pick host system's toolchain if we are targeting posix
|
|
if("${ARCH}" STREQUAL "posix" OR "${ARCH}" STREQUAL "unit_testing")
|
|
if(NOT "${ZEPHYR_TOOLCHAIN_VARIANT}" STREQUAL "llvm")
|
|
set(ZEPHYR_TOOLCHAIN_VARIANT "host")
|
|
endif()
|
|
endif()
|
|
|
|
# Prevent CMake from testing the toolchain
|
|
set(CMAKE_C_COMPILER_FORCED 1)
|
|
set(CMAKE_CXX_COMPILER_FORCED 1)
|
|
|
|
if(NOT TOOLCHAIN_ROOT)
|
|
if(DEFINED ENV{TOOLCHAIN_ROOT})
|
|
# Support for out-of-tree toolchain
|
|
set(TOOLCHAIN_ROOT $ENV{TOOLCHAIN_ROOT})
|
|
else()
|
|
# Default toolchain cmake file
|
|
set(TOOLCHAIN_ROOT ${ZEPHYR_BASE})
|
|
endif()
|
|
endif()
|
|
zephyr_file(APPLICATION_ROOT TOOLCHAIN_ROOT)
|
|
|
|
# Host-tools don't unconditionally set TOOLCHAIN_HOME anymore,
|
|
# but in case Zephyr's SDK toolchain is used, set TOOLCHAIN_HOME
|
|
if("${ZEPHYR_TOOLCHAIN_VARIANT}" STREQUAL "zephyr")
|
|
set(TOOLCHAIN_HOME ${HOST_TOOLS_HOME})
|
|
endif()
|
|
|
|
set(TOOLCHAIN_ROOT ${TOOLCHAIN_ROOT} CACHE STRING "Zephyr toolchain root" FORCE)
|
|
assert(TOOLCHAIN_ROOT "Zephyr toolchain root path invalid: please set the TOOLCHAIN_ROOT-variable")
|
|
|
|
# Set cached ZEPHYR_TOOLCHAIN_VARIANT.
|
|
set(ZEPHYR_TOOLCHAIN_VARIANT ${ZEPHYR_TOOLCHAIN_VARIANT} CACHE STRING "Zephyr toolchain variant")
|
|
|
|
# Configure the toolchain based on what SDK/toolchain is in use.
|
|
include(${TOOLCHAIN_ROOT}/cmake/toolchain/${ZEPHYR_TOOLCHAIN_VARIANT}/generic.cmake)
|
|
|
|
# Configure the toolchain based on what toolchain technology is used
|
|
# (gcc, host-gcc etc.)
|
|
include(${TOOLCHAIN_ROOT}/cmake/compiler/${COMPILER}/generic.cmake OPTIONAL)
|
|
include(${TOOLCHAIN_ROOT}/cmake/linker/${LINKER}/generic.cmake OPTIONAL)
|
|
include(${TOOLCHAIN_ROOT}/cmake/bintools/${BINTOOLS}/generic.cmake OPTIONAL)
|
|
|
|
# Optional folder for toolchains with may provide a Kconfig file for capabilities settings.
|
|
set_ifndef(TOOLCHAIN_KCONFIG_DIR ${TOOLCHAIN_ROOT}/cmake/toolchain/${ZEPHYR_TOOLCHAIN_VARIANT})
|
|
|
|
set(HostTools_FOUND TRUE)
|
|
set(HOSTTOOLS_FOUND TRUE)
|