cmake work well with imxrt

examples/CMakeLists.txt

@@ -3,8 +3,8 @@ cmake_minimum_required(VERSION 3.5)
 #set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 include(${CMAKE_CURRENT_SOURCE_DIR}/../hw/bsp/family_support.cmake)
 
-project(tinyusb_examples)
+project(tinyusb_examples C CXX ASM)
 
 add_subdirectory(device)
-add_subdirectory(dual)
+#add_subdirectory(dual)
-add_subdirectory(host)
+#add_subdirectory(host)

examples/device/CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.5)
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../hw/bsp/family_support.cmake)
 
-project(tinyusb_device_examples)
+project(tinyusb_device_examples C CXX ASM)
 family_initialize_project(tinyusb_device_examples ${CMAKE_CURRENT_LIST_DIR})
 
 # family_add_subdirectory will filter what to actually add based on selected FAMILY

examples/device/audio_test/CMakeLists.txt

@@ -21,12 +21,12 @@ add_executable(${PROJECT})
 target_sources(${PROJECT} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
-)
+  )
 
 # Example include
 target_include_directories(${PROJECT} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
-)
+  )
 
 # Configure compilation flags and libraries for the example... see the corresponding function
 # in hw/bsp/FAMILY/family.cmake for details.

examples/device/audio_test_multi_rate/CMakeLists.txt

@@ -21,12 +21,12 @@ add_executable(${PROJECT})
 target_sources(${PROJECT} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/src/usb_descriptors.c
-)
+  )
 
 # Example include
 target_include_directories(${PROJECT} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
-)
+  )
 
 # Configure compilation flags and libraries for the example... see the corresponding function
 # in hw/bsp/FAMILY/family.cmake for details.

examples/device/cdc_msc/CMakeLists.txt

@@ -29,13 +29,6 @@ target_include_directories(${PROJECT} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
   )
 
-# define tinyusb_config target
-add_library(tinyusb_config INTERFACE)
-
-target_include_directories(tinyusb_config INTERFACE
-  ${CMAKE_CURRENT_SOURCE_DIR}/src
-  )
-
 # Configure compilation flags and libraries for the example... see the corresponding function
 # in hw/bsp/FAMILY/family.cmake for details.
 family_configure_device_example(${PROJECT})

examples/device/cdc_msc_freertos/CMakeLists.txt

@@ -35,7 +35,7 @@ target_include_directories(${PROJECT} PUBLIC
 family_configure_device_example(${PROJECT})
 
 if (NOT TARGET freertos_kernel)
-family_add_freertos_config(${PROJECT})
+family_configure_freertos_example(${PROJECT})
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../../../lib/FreeRTOS-Kernel lib/FreeRTOS-Kernel)
 endif()
 

examples/device/hid_composite_freertos/CMakeLists.txt

@@ -34,7 +34,7 @@ target_include_directories(${PROJECT} PUBLIC
 family_configure_device_example(${PROJECT})
 
 if (NOT TARGET freertos_kernel)
-family_add_freertos_config(${PROJECT})
+family_configure_freertos_example(${PROJECT})
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../../../lib/FreeRTOS-Kernel lib/FreeRTOS-Kernel)
 endif()
 

examples/host/cdc_msc_hid/CMakeLists.txt

@@ -5,7 +5,7 @@ include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 # gets PROJECT name for the example (e.g. <BOARD>-<DIR_NAME>)
 family_get_project_name(PROJECT ${CMAKE_CURRENT_LIST_DIR})
 
-project(${PROJECT})
+project(${PROJECT} C CXX ASM)
 
 # Checks this example is valid for the family and initializes the project
 family_initialize_project(${PROJECT} ${CMAKE_CURRENT_LIST_DIR})

hw/bsp/family_support.cmake

@@ -1,4 +1,6 @@
 if (NOT TARGET _family_support_marker)
+    add_library(_family_support_marker INTERFACE)
+
     include(CMakePrintHelpers)
 
     # Default to gcc
@@ -6,8 +8,6 @@ if (NOT TARGET _family_support_marker)
         set(TOOLCHAIN gcc)
     endif()
 
-    add_library(_family_support_marker INTERFACE)
-
     if (NOT FAMILY)
         message(FATAL_ERROR "You must set a FAMILY variable for the build (e.g. rp2040, eps32s2, esp32s3). You can do this via -DFAMILY=xxx on the cmake command line")
     endif()

hw/bsp/imxrt/boards/mimxrt1010_evk/board.cmake

@@ -1,10 +1,11 @@
 set(MCU_VARIANT MIMXRT1011)
 
-target_sources(bsp PUBLIC
+function(update_board TARGET)
-  ${CMAKE_CURRENT_LIST_DIR}/evkmimxrt1010_flexspi_nor_config.c
+  target_sources(${TARGET} PUBLIC
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/evkmimxrt1010_flexspi_nor_config.c
     )
-
+  target_compile_definitions(${TARGET} PUBLIC
-target_compile_definitions(bsp PUBLIC
     CPU_MIMXRT1011DAE5A
     CFG_EXAMPLE_VIDEO_READONLY
     )
+endfunction()

hw/bsp/imxrt/family.cmake

@@ -1,50 +1,34 @@
+if (TARGET _imxrt_family_inclusion_marker)
+  return()
+endif ()
+
+add_library(_imxrt_family_inclusion_marker INTERFACE)
+
+if (NOT BOARD)
+  message(FATAL_ERROR "BOARD not specified")
+endif ()
+
 # toolchain set up
 set(CMAKE_SYSTEM_PROCESSOR cortex-m7 CACHE INTERNAL "System Processor")
 set(CMAKE_TOOLCHAIN_FILE ${CMAKE_CURRENT_LIST_DIR}/../../../examples/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
 
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
 
-function(family_configure_target TARGET)
-  if (NOT BOARD)
-    message(FATAL_ERROR "BOARD not specified")
-  endif ()
 
-  # set output name to .elf
+#------------------------------------
-  set_target_properties(${TARGET} PROPERTIES OUTPUT_NAME ${TARGET}.elf)
+# BOARD_TARGET
-
+#------------------------------------
-  # TOP is absolute path to root directory of TinyUSB git repo
+# only need to be built ONCE for all examples
-  set(TOP "${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../..")
+set(BOARD_TARGET board_${BOARD})
-  get_filename_component(TOP "${TOP}" REALPATH)
+if (NOT TARGET ${BOARD_TARGET})
+  # TOP is path to root directory
+  set(TOP "${CMAKE_CURRENT_LIST_DIR}/../../..")
 
   set(SDK_DIR ${TOP}/hw/mcu/nxp/mcux-sdk)
-  set(DEPS_SUBMODULES ${SDK_DIR})
+  set(CMSIS_DIR ${TOP}/lib/CMSIS_5)
 
-  # define BSP target
+  add_library(${BOARD_TARGET} STATIC
-  add_library(bsp STATIC
-    )
-
-  # include board specific cmake
-  include(${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}/board.cmake)
-
-  target_compile_definitions(bsp PUBLIC
-    CFG_TUSB_MCU=OPT_MCU_MIMXRT
-    __ARMVFP__=0
-    __ARMFPV5__=0
-    XIP_EXTERNAL_FLASH=1
-    XIP_BOOT_HEADER_ENABLE=1
-    )
-
-  target_link_options(${TARGET} PUBLIC
-    --specs=nosys.specs
-    --specs=nano.specs
-    )
-
-  target_sources(bsp PUBLIC
-    # TinyUSB
-#    ${TOP}/src/portable/chipidea/ci_hs/dcd_ci_hs.c
-#    ${TOP}/src/portable/chipidea/ci_hs/hcd_ci_hs.c
-#    ${TOP}/src/portable/ehci/ehci.c
-    # BSP
-    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
     ${SDK_DIR}/drivers/common/fsl_common.c
     ${SDK_DIR}/drivers/igpio/fsl_gpio.c
     ${SDK_DIR}/drivers/lpuart/fsl_lpuart.c
@@ -53,24 +37,15 @@ function(family_configure_target TARGET)
     ${SDK_DIR}/devices/${MCU_VARIANT}/project_template/clock_config.c
     ${SDK_DIR}/devices/${MCU_VARIANT}/drivers/fsl_clock.c
     )
-
+  target_compile_definitions(${BOARD_TARGET} PUBLIC
-  if (TOOLCHAIN STREQUAL "gcc")
+    CFG_TUSB_MCU=OPT_MCU_MIMXRT
-    target_sources(bsp PUBLIC
+    __ARMVFP__=0
-      ${SDK_DIR}/devices/${MCU_VARIANT}/gcc/startup_${MCU_VARIANT}.S
+    __ARMFPV5__=0
+    XIP_EXTERNAL_FLASH=1
+    XIP_BOOT_HEADER_ENABLE=1
     )
-
+  target_include_directories(${BOARD_TARGET} PUBLIC
-    target_link_options(bsp PUBLIC
+    ${CMSIS_DIR}/CMSIS/Core/Include
-      "LINKER:--script=${SDK_DIR}/devices/${MCU_VARIANT}/gcc/${MCU_VARIANT}xxxxx_flexspi_nor.ld"
-      )
-  else ()
-    # TODO support IAR
-  endif ()
-
-  target_include_directories(bsp PUBLIC
-    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
-    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
-    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
-    ${SDK_DIR}/CMSIS/Include
     ${SDK_DIR}/devices/${MCU_VARIANT}
     ${SDK_DIR}/devices/${MCU_VARIANT}/project_template
     ${SDK_DIR}/devices/${MCU_VARIANT}/drivers
@@ -78,33 +53,71 @@ function(family_configure_target TARGET)
     ${SDK_DIR}/drivers/igpio
     ${SDK_DIR}/drivers/lpuart
     )
+  update_board(${BOARD_TARGET})
 
-  if(NOT TARGET tinyusb_config)
+  if (TOOLCHAIN STREQUAL "gcc")
-    message(FATAL_ERROR "tinyusb_config target not found")
+    target_sources(${BOARD_TARGET} PUBLIC
-  endif()
+      ${SDK_DIR}/devices/${MCU_VARIANT}/gcc/startup_${MCU_VARIANT}.S
-
-  target_compile_definitions(tinyusb_config INTERFACE
-    CFG_TUSB_MCU=OPT_MCU_MIMXRT
       )
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--script=${SDK_DIR}/devices/${MCU_VARIANT}/gcc/${MCU_VARIANT}xxxxx_flexspi_nor.ld"
+      --specs=nosys.specs
+      --specs=nano.specs
+      )
+  else ()
+    # TODO support IAR
+  endif ()
+endif () # BOARD_TARGET
 
-  # include tinyusb CMakeList.txt for tinyusb target
+#------------------------------------
-  add_subdirectory(${TOP}/src ${CMAKE_CURRENT_BINARY_DIR}/tinyusb)
+# Functions
+#------------------------------------
+function(family_configure_target TARGET)
+  # set output name to .elf
+  set_target_properties(${TARGET} PROPERTIES OUTPUT_NAME ${TARGET}.elf)
 
-  add_library(tinyusb_port STATIC
+  # TOP is path to root directory
+  set(TOP "${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../..")
+
+  #---------- BSP_TARGET ----------
+  # BSP_TARGET is built for each example since it depends on example's tusb_config.h
+  set(BSP_TARGET "${TARGET}_bsp_${BOARD}")
+  add_library(${BSP_TARGET} STATIC
+    # TinyUSB
     ${TOP}/src/portable/chipidea/ci_hs/dcd_ci_hs.c
     ${TOP}/src/portable/chipidea/ci_hs/hcd_ci_hs.c
     ${TOP}/src/portable/ehci/ehci.c
+    # BSP
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    )
+  target_include_directories(${BSP_TARGET} PUBLIC
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
     )
 
+  #---------- TinyUSB ----------
+  # tinyusb target is built for each example since it depends on example's tusb_config.h
+  set(TINYUSB_TARGET_PREFIX ${TARGET})
+  add_library(${TARGET}_tinyusb_config INTERFACE)
 
-  target_link_libraries(${TARGET} PUBLIC
+  target_include_directories(${TARGET}_tinyusb_config INTERFACE
-    tinyusb
+    ${CMAKE_CURRENT_SOURCE_DIR}/src
-    bsp
     )
+  target_compile_definitions(${TARGET}_tinyusb_config INTERFACE
+    CFG_TUSB_MCU=OPT_MCU_MIMXRT
+    )
+
+  # tinyusb's CMakeList.txt
+  add_subdirectory(${TOP}/src ${CMAKE_CURRENT_BINARY_DIR}/tinyusb)
+
+  # Link dependencies
+  target_link_libraries(${BSP_TARGET} PUBLIC ${BOARD_TARGET} ${TARGET}_tinyusb)
+  target_link_libraries(${TARGET} PUBLIC ${BSP_TARGET} ${TARGET}_tinyusb)
 endfunction()
 
 
-function(family_add_freertos_config TARGET)
+function(family_configure_freertos_example TARGET)
   add_library(freertos_config INTERFACE)
 
   # add path to FreeRTOSConfig.h

src/CMakeLists.txt

@@ -3,62 +3,56 @@
 
 cmake_minimum_required(VERSION 3.17)
 
-if (NOT TARGET tinyusb_config)
+# Add tinyusb to a target
-  message(FATAL_ERROR "tinyusb_config target is not defined")
+function(add_tinyusb TARGET)
+  target_sources(${TARGET} PUBLIC
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/tusb.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/common/tusb_fifo.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/device/usbd.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/device/usbd_control.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/audio/audio_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/cdc/cdc_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/dfu/dfu_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/dfu/dfu_rt_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/hid/hid_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/midi/midi_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/msc/msc_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/net/ecm_rndis_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/net/ncm_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/usbtmc/usbtmc_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/vendor/vendor_device.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/video/video_device.c
+    )
+  target_include_directories(${TARGET} PUBLIC
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    )
+  # enable all possible warnings
+  target_compile_options(${TARGET} PUBLIC
+    )
+endfunction()
+
+set(TINYUSB_TARGET "tinyusb")
+set(TINYUSB_CONFIG_TARGET "tinyusb_config")
+
+if (DEFINED TINYUSB_TARGET_PREFIX)
+  set(TINYUSB_TARGET "${TINYUSB_TARGET_PREFIX}_${TINYUSB_TARGET}")
+  set(TINYUSB_CONFIG_TARGET "${TINYUSB_TARGET_PREFIX}_${TINYUSB_CONFIG_TARGET}")
+endif ()
+
+if (DEFINED TINYUSB_TARGET_SUFFIX)
+  set(TINYUSB_TARGET "${TINYUSB_TARGET}_${TINYUSB_TARGET_SUFFIX}")
+  set(TINYUSB_CONFIG_TARGET "${TINYUSB_CONFIG_TARGET}_${TINYUSB_TARGET_SUFFIX}")
+endif ()
+
+add_library(${TINYUSB_TARGET} STATIC)
+add_tinyusb(${TINYUSB_TARGET})
+
+# Link with tinyusb_config target
+
+if (NOT TARGET ${TINYUSB_CONFIG_TARGET})
+  message(FATAL_ERROR "${TINYUSB_CONFIG_TARGET} target is not defined")
 endif()
 
-add_library(tinyusb STATIC
+target_link_libraries(${TINYUSB_TARGET} PUBLIC
-  ${CMAKE_CURRENT_LIST_DIR}/tusb.c
+  ${TINYUSB_CONFIG_TARGET}
-  ${CMAKE_CURRENT_LIST_DIR}/common/tusb_fifo.c
-  ${CMAKE_CURRENT_LIST_DIR}/device/usbd.c
-  ${CMAKE_CURRENT_LIST_DIR}/device/usbd_control.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/audio/audio_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/cdc/cdc_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/dfu/dfu_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/dfu/dfu_rt_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/hid/hid_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/midi/midi_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/msc/msc_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/net/ecm_rndis_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/net/ncm_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/usbtmc/usbtmc_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/vendor/vendor_device.c
-  ${CMAKE_CURRENT_LIST_DIR}/class/video/video_device.c
   )
-
-target_include_directories(tinyusb PUBLIC
-  ${CMAKE_CURRENT_LIST_DIR}
-  )
-
-target_link_libraries(tinyusb PUBLIC
-  tinyusb_config
-  )
-
-#function(add_tinyusb TARGET)
-#  target_sources(${TARGET} PUBLIC
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/tusb.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/common/tusb_fifo.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/device/usbd.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/device/usbd_control.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/audio/audio_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/cdc/cdc_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/dfu/dfu_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/dfu/dfu_rt_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/hid/hid_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/midi/midi_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/msc/msc_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/net/ecm_rndis_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/net/ncm_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/usbtmc/usbtmc_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/vendor/vendor_device.c
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/class/video/video_device.c
-#    )
-#
-#  target_include_directories(${TARGET} PUBLIC
-#    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
-#    )
-#
-#  # enable all possible warnings
-#  target_compile_options(${TARGET} PUBLIC
-#    )
-#endfunction()