cross-esp32.cmake

   1 #
   2 # CMake Toolchain file for crosscompiling on ARM.
   3 #
   4 # This can be used when running cmake in the following way:
   5 #  cd build/
   6 #  cmake .. -DCMAKE_TOOLCHAIN_FILE=../cross-arm-linux-gnueabihf.cmake
   7 #
   8
   9 # Target operating system name.
  10 set(CMAKE_SYSTEM_NAME Linux)
  11
  12 # Name of C compiler.
  13 set(CMAKE_C_COMPILER    "${CROSS_PATH}/bin/xtensa-esp32-elf-gcc")
  14 set(CMAKE_AR            "${CROSS_PATH}/bin/xtensa-esp32-elf-ar")
  15 set(CMAKE_RANLIB        "${CROSS_PATH}/bin/xtensa-esp32-elf-ranlib")
  16 set(CMAKE_LINKER        "${CROSS_PATH}/bin/xtensa-esp32-elf-ld")
  17
  18 SET(CMAKE_C_FLAGS "-nostdlib -Wall -Werror \
  19         -I${BUILD_DIR_BASE}/include \
  20         -I${IDF_PATH}/components/mdns/include \
  21         -I${IDF_PATH}/components/driver/include \
  22         -I${IDF_PATH}/components/spi_flash/include \
  23         -I${IDF_PATH}/components/nvs_flash/include \
  24         -I${IDF_PATH}/components/tcpip_adapter/include \
  25         -I${IDF_PATH}/components/lwip/include/lwip/posix \
  26         -I${IDF_PATH}/components/lwip/include/lwip \
  27         -I${IDF_PATH}/components/lwip/include/lwip/port \
  28         -I${IDF_PATH}/components/esp32/include/ \
  29         -I${IDF_PATH}/components/bootloader_support/include/ \
  30         -I${IDF_PATH}/components/app_update/include/ \
  31         -I$(IDF_PATH)/components/soc/esp32/include/ \
  32         ${LWS_C_FLAGS} -Os \
  33         -I${IDF_PATH}/components/nvs_flash/test_nvs_host \
  34         -I${IDF_PATH}/components/freertos/include" CACHE STRING "" FORCE)
  35
  36 # Where to look for the target environment. (More paths can be added here)
  37 set(CMAKE_FIND_ROOT_PATH "${CROSS_PATH}")
  38
  39 # Adjust the default behavior of the FIND_XXX() commands:
  40 # search programs in the host environment only.
  41 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
  42
  43 # Search headers and libraries in the target environment only.
  44 set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
  45 set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
  46