Add initial board, HAL, and executor modules

main/04_hal/stepper_driver/module.cmake

@@ -0,0 +1,17 @@
+# main/04_hal/stepper_driver/module.cmake
+
+
+# 判断 menuconfig 中的开关
+if(NOT CONFIG_ENABLE_HAL_STEPPER_DRIVER AND NOT EARLY_EXPANSION)
+    message(STATUS "  [Skip] stepper_driver module disabled by menuconfig.")
+    return()
+endif()
+
+list(APPEND MODULE_SRCS
+    "04_hal/stepper_driver/drv8428.cc"
+    "04_hal/stepper_driver/aw8646.cc"
+)
+
+list(APPEND MODULE_INCLUDE_DIRS
+    "04_hal/stepper_driver"
+)