# SPDX-License-Identifier: MIT # # Copyright (C) 2025 OpenMV, LLC. # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. # # Rules for building firmware object files # Ensure all necessary directories exist FIRM_DIRS: $(MKDIR) -p $(sort $(BUILD) $(FW_DIR) $(dir $(OMV_FIRM_OBJ))) # Compile C source files to object files $(BUILD)/%.o : %.c $(ECHO) "CC $<" $(CC) $(CFLAGS) -MMD -c -o $@ $< # Compile C++ source files to object files $(BUILD)/%.o : %.cc $(ECHO) "CXX $<" $(CC) $(CXXFLAGS) -MMD -c -o $@ $< # Assemble raw assembly files (.s) $(BUILD)/%.o : %.s $(ECHO) "AS $<" $(AS) $(AFLAGS) $< -o $@ # Assemble preprocessed assembly files (.S) using the C compiler $(BUILD)/%.o: %.S $(ECHO) "CC $<" $(CC) $(CFLAGS) -MMD -c -o $@ $< # Special rule for compiling certain files with Clang $(OMV_CLANG_OBJ): $(BUILD)/%.o : %.c $(ECHO) "CL $<" $(CLANG) $(CLANG_FLAGS) -c -o $@ $< -include $(MPY_FIRM_OBJ:%.o=%.d) $(OMV_FIRM_OBJ:%.o=%.d)