CMakeLists.txt

cmake_minimum_required(VERSION 3.20)
set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_VERSION 1)

set(IAR_EW_PATH "C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.3" )
# Toolchain
list(APPEND CMAKE_PROGRAM_PATH "${IAR_EW_PATH}/stm8/bin/")
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
set(CMAKE_C_COMPILER iccstm8.exe)
set(CMAKE_CXX_COMPILER iccstm8.exe)

project(hc-12-rr-beacon C ASM)
add_executable(hc-12-rr-beacon)

target_sources(hc-12-rr-beacon PUBLIC src/main.c src/elmot-si-4463.c src/radio_hal.c src/stm8s_it.c )
target_sources(hc-12-rr-beacon PUBLIC src/stm8s_it.h src/stm8s_conf.h src/radio_config.h src/radio_hal.h)

target_sources(hc-12-rr-beacon PUBLIC
        STM8S_StdPeriph_Driver/src/stm8s_clk.c
        STM8S_StdPeriph_Driver/src/stm8s_gpio.c
        STM8S_StdPeriph_Driver/src/stm8s_itc.c
        STM8S_StdPeriph_Driver/src/stm8s_rst.c
        STM8S_StdPeriph_Driver/src/stm8s_spi.c
        STM8S_StdPeriph_Driver/src/stm8s_tim2.c
        )

target_compile_definitions(hc-12-rr-beacon PUBLIC STM8S003 USE_STDPERIPH_DRIVER SILABS_RADIO_SI446X)

####
## STATION NUMBER
####
target_compile_definitions(hc-12-rr-beacon PUBLIC STATION_NUM=0x13)

target_include_directories(hc-12-rr-beacon PUBLIC STM8S_StdPeriph_Driver/inc src)

target_compile_options(hc-12-rr-beacon PUBLIC -e --no_cse --no_unroll --no_inline --no_code_motion --no_tbaa --no_cross_call)
target_compile_options(hc-12-rr-beacon PUBLIC --debug --code_model small --data_model medium --dlib_config ${IAR_EW_PATH}/stm8/LIB/dlstm8smn.h --vregs 16)
target_link_options(hc-12-rr-beacon PUBLIC "SHELL:--config_def _HEAP_SIZE=0x100 --config_def _CSTACK_SIZE=0x100")
target_link_options(hc-12-rr-beacon PUBLIC "SHELL:--redirect _Printf=_PrintfFullNoMb --redirect _Scanf=_ScanfFullNoMb")
target_link_options(hc-12-rr-beacon PUBLIC --map ${CMAKE_BINARY_DIR}/beacon.map --config ${IAR_EW_PATH}/stm8/config/lnkstm8s003f3.icf)
target_link_options(hc-12-rr-beacon PUBLIC --entry __iar_program_start --debug_lib --no_out_extension)

set(HEX_FILE ${PROJECT_BINARY_DIR}/${PROJECT_NAME}.hex)

add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
        COMMAND ${IAR_EW_PATH}/stm8/bin/ielftool --ihex $<TARGET_FILE:${PROJECT_NAME}> ${HEX_FILE}
        COMMENT "Building ${HEX_FILE}")