wip rx handler

Makefile

@@ -62,6 +62,11 @@ BUILD_DIR = build
 # C sources
 C_SOURCES = \
 Src/gpio.c \
+Src/debug.c \
+Src/msg_queue.c \
+Src/gex_gateway.c \
+Src/payload_builder.c \
+Src/payload_parser.c \
 Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_tim.c \
 Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rcc.c \
 Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_cortex.c \
@@ -203,24 +208,31 @@ vpath %.c $(sort $(dir $(C_SOURCES)))
 OBJECTS += $(addprefix $(BUILD_DIR)/,$(notdir $(ASM_SOURCES:.s=.o)))
 vpath %.s $(sort $(dir $(ASM_SOURCES)))
 
-$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR) 
-	$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@
+$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR)
+	@printf "CC  $<\n"
+	@$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@
 
 $(BUILD_DIR)/%.o: %.s Makefile | $(BUILD_DIR)
-	$(AS) -c $(CFLAGS) $< -o $@
+	@printf "CC  $<\n"
+	@$(AS) -c $(CFLAGS) $< -o $@
 
 $(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) Makefile
-	$(CC) $(OBJECTS) $(LDFLAGS) -o $@
-	$(SZ) $@
+	@printf "Linking...\n"
+	@$(CC) $(OBJECTS) $(LDFLAGS) -o $@
+	@$(SZ) $@
 
 $(BUILD_DIR)/%.hex: $(BUILD_DIR)/%.elf | $(BUILD_DIR)
-	$(HEX) $< $@
+	@$(HEX) $< $@
 	
 $(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(BUILD_DIR)
-	$(BIN) $< $@	
+	@$(BIN) $< $@
 	
 $(BUILD_DIR):
-	mkdir -p $@		
+	@mkdir -p $@
+
+flash: $(BUILD_DIR)/$(TARGET).bin
+	@printf "  FLASH  $<\n"
+	@st-flash write $< 0x8000000
 
 #######################################
 # clean up