esp-idf/components/esptool_py/espefuse.cmake

48 wiersze
1.8 KiB
CMake

cmake_minimum_required(VERSION 3.16)
# Executes a espefuse.py command and returns a cleaned log
function(espefuse_cmd cmd output_log)
set(SERIAL_TOOL ${ESPEFUSEPY})
if(${ESPEFUSEPY_OFFLINE})
set(VIRT_OPTION "--virt")
endif()
set(SERIAL_TOOL_ARGS ${VIRT_OPTION} "--chip;${IDF_TARGET};${cmd}")
set(SERIAL_TOOL_SILENT 1)
include(${esptool_py_dir}/run_serial_tool.cmake)
set(log ${SERIAL_TOOL_OUTPUT_LOG})
set(prefix_str " command ===")
string(FIND ${log} ${prefix_str} pos)
if(${pos} GREATER -1)
string(LENGTH ${prefix_str} len_of_prefix_str)
math(EXPR pos "${pos} + ${len_of_prefix_str}")
string(SUBSTRING ${log} ${pos} -1 final_log)
else()
set(final_log ${log})
endif()
set(${output_log} ${final_log} PARENT_SCOPE)
endfunction()
# Reads efuses "espefuse.py summary" and returns JSON string
function(espefuse_get_json_summary json_str)
espefuse_cmd("summary;--format;json" output_log)
set(${json_str} ${output_log} PARENT_SCOPE)
endfunction()
# See the esp-idf/docs/en/api-reference/system/efuse.rst "Get eFuses During Build".
#
# It takes the efuse json string and returns a value of property for a given efuse name
function(espefuse_get_efuse result efuse_json efuse_name efuse_property)
if(${CMAKE_VERSION} VERSION_LESS "3.19.0")
string(REGEX MATCH "\"${efuse_name}\":[ \t\n\r]*\{[^\}]*\}" cur_efuse ${efuse_json})
string(REGEX MATCH "\"${efuse_property}\":[ \t\n\r]*\"?([^,\"]*)\"?," ret_value ${cur_efuse})
set(${result} ${CMAKE_MATCH_1} PARENT_SCOPE)
else()
# The JSON feature has been supported by Cmake since 3.19.0
string(JSON cur_efuse GET ${efuse_json} ${efuse_name})
string(JSON ret_value GET ${cur_efuse} ${efuse_property})
set(${result} ${ret_value} PARENT_SCOPE)
endif()
endfunction()