cmake/root.cmake

cmake_minimum_required(VERSION 3.13.1)

set(SDK_BASE $ENV{SDK_BASE})
set(ARCH $ENV{ARCH})
set(ARCH_DIR ${SDK_BASE}/arch/${ARCH})
set(BOARD $ENV{BOARD})
set(BOARD_DIR ${SDK_BASE}/boards/${ARCH}/${BOARD})
set(CROSS_COMPILER $ENV{CROSS_COMPILER})
set(KERNEL $ENV{KERNEL})
set(PRODUCT $ENV{PRODUCT})

set(SDK_OUT ${CMAKE_BINARY_DIR})
set(PROJECT_BINARY_DIR ${CMAKE_BINARY_DIR})
set(PROJECT_SOURCE_DIR ${SDK_BASE})
set(APPLICATION_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})

set(CMAKE_EXECUTABLE_SUFFIX ".elf")

if(EXISTS   ${APPLICATION_SOURCE_DIR}/prj_${BOARD}.conf)
  set(CONF_FILE ${APPLICATION_SOURCE_DIR}/prj_${BOARD}.conf)

elseif(EXISTS   ${APPLICATION_SOURCE_DIR}/prj.conf)
  set(CONF_FILE ${APPLICATION_SOURCE_DIR}/prj.conf)
endif()

set(UNSC_TOOLCHAIN_PATH $ENV{PATH} CACHE INTERNAL "")
message(STATUS "CMAKE_SOURCE_DIR: ${CMAKE_SOURCE_DIR}")
message(STATUS "CMAKE_BINARY_DIR: ${CMAKE_BINARY_DIR}")


if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
    add_compile_options(-fdiagnostics-color=always)
elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
    add_compile_options(-fcolor-diagnostics)
endif()

include(${SDK_BASE}/build/cmake/extensions.cmake)
include(${SDK_BASE}/build/cmake/python.cmake)
include(${SDK_BASE}/build/cmake/kconfig.cmake)

set(TARGET_NAME $ENV{KERNEL})

# Do not prefix the output library file.
set(CMAKE_STATIC_LIBRARY_PREFIX "")

# Compiler.cmake set compiler flag.
include(${ARCH_DIR}/compiler.cmake)

message(STATUS TARGET_NAME: ${TARGET_NAME})

add_executable(${TARGET_NAME})
add_subdirectory(${SDK_BASE} ${SDK_OUT}/obj)

# Linker flags
target_link_options(
	${TARGET_NAME}
	PUBLIC ${common_flags} ${linker_flags}
)

target_link_libraries(
	${TARGET_NAME}
	-T"${BOARD_DIR}/lscript.ld"
	-lgcc
)

#Generate binary file from elf
compiler_generate_binary_output(${TARGET_NAME})
#Generate lst file from lst
compiler_generate_lst_output(${TARGET_NAME})