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  1. # ----------------------------------------------------------------------------
  2. # Copyright (c) 2024 Thomas Buck (thomas@xythobuz.de)
  3. #
  4. # This program is free software: you can redistribute it and/or modify
  5. # it under the terms of the GNU General Public License as published by
  6. # the Free Software Foundation, either version 3 of the License, or
  7. # (at your option) any later version.
  8. #
  9. # This program is distributed in the hope that it will be useful,
  10. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. # GNU General Public License for more details.
  13. #
  14. # See <http://www.gnu.org/licenses/>.
  15. # ----------------------------------------------------------------------------
  16. cmake_minimum_required(VERSION 3.13)
  17. # initialize pico-sdk from submodule
  18. include(pico-sdk/pico_sdk_init.cmake)
  19. project(gadget C CXX)
  20. set(CMAKE_C_STANDARD 11)
  21. set(CMAKE_CXX_STANDARD 17)
  22. set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
  23. # initialize the Raspberry Pi Pico SDK
  24. pico_sdk_init()
  25. add_executable(drumkit)
  26. target_sources(drumkit PUBLIC
  27. src/adc.c
  28. src/buttons.c
  29. src/encoder.c
  30. src/lcd.c
  31. src/led.c
  32. src/logo.c
  33. src/main.c
  34. src/pulse.c
  35. src/sequence.c
  36. src/ui.c
  37. src/log.c
  38. src/ring.c
  39. src/console.c
  40. src/usb.c
  41. src/usb_cdc.c
  42. src/usb_descriptors.c
  43. src/usb_midi.c
  44. src/settings.c
  45. src/mem.c
  46. pico-ssd1306/ssd1306.c
  47. )
  48. # external dependency include directories
  49. target_include_directories(drumkit PUBLIC ${CMAKE_CURRENT_LIST_DIR}/include)
  50. target_include_directories(drumkit PUBLIC ${CMAKE_CURRENT_LIST_DIR}/pico-ssd1306)
  51. # enable generous warnings
  52. target_compile_options(drumkit PUBLIC
  53. -Wall
  54. -Wextra
  55. -Werror
  56. -Wshadow
  57. -O3
  58. -DSSD1306_DEBUG_PRINT=debug
  59. -DSSD1306_DEBUG_INCLUDE="log.h"
  60. )
  61. # suppress some warnings for borked 3rd party files in Pico SDK
  62. set_source_files_properties(pico-sdk/lib/btstack/src/ble/sm.c PROPERTIES COMPILE_FLAGS -Wno-unused-parameter)
  63. set_source_files_properties(pico-sdk/lib/btstack/src/btstack_hid_parser.c PROPERTIES COMPILE_FLAGS -Wno-maybe-uninitialized)
  64. set_source_files_properties(pico-sdk/src/rp2_common/pico_cyw43_driver/cyw43_driver.c PROPERTIES COMPILE_FLAGS -Wno-unused-parameter)
  65. set_source_files_properties(pico-sdk/lib/btstack/src/classic/avdtp_util.c PROPERTIES COMPILE_FLAGS -Wno-unused-parameter)
  66. set_source_files_properties(pico-sdk/lib/btstack/src/classic/goep_client.c PROPERTIES COMPILE_FLAGS -Wno-unused-parameter)
  67. set_source_files_properties(pico-sdk/lib/btstack/src/classic/goep_server.c PROPERTIES COMPILE_FLAGS -Wno-unused-parameter)
  68. set_source_files_properties(pico-sdk/src/rp2_common/hardware_flash/flash.c PROPERTIES COMPILE_FLAGS -Wno-shadow)
  69. # repo meta data
  70. include(FetchContent)
  71. FetchContent_Declare(cmake_git_version_tracking
  72. GIT_REPOSITORY https://github.com/andrew-hardin/cmake-git-version-tracking.git
  73. GIT_TAG 6c0cb87edd029ddfb403a8e24577c144a03605a6
  74. )
  75. FetchContent_MakeAvailable(cmake_git_version_tracking)
  76. # pull in common dependencies
  77. target_link_libraries(drumkit
  78. pico_stdlib
  79. hardware_i2c
  80. hardware_adc
  81. hardware_gpio
  82. hardware_pwm
  83. pico_unique_id
  84. tinyusb_device
  85. tinyusb_board
  86. cmake_git_version_tracking
  87. hardware_flash
  88. pico_flash
  89. hardware_exception
  90. )
  91. pico_set_linker_script(drumkit ${CMAKE_CURRENT_LIST_DIR}/src/memmap_custom.ld)
  92. # fix for Errata RP2040-E5 (the fix requires use of GPIO 15)
  93. target_compile_definitions(drumkit PUBLIC PICO_RP2040_USB_DEVICE_ENUMERATION_FIX=1)
  94. pico_add_extra_outputs(drumkit)
  95. # print binary size
  96. # https://github.com/raspberrypi/pico-sdk/issues/1196#issuecomment-1429404558
  97. add_custom_command(TARGET drumkit
  98. POST_BUILD
  99. COMMAND ${PICO_GCC_TRIPLE}-size --format=gnu ${CMAKE_CURRENT_BINARY_DIR}/drumkit.elf
  100. )