build: reorg makefiles

Makefile

@@ -20,7 +20,19 @@ vendor: ## update git submodules
 res: ## update resources
 	./tools/res_collect
 
-build: build_firmware build_unix build_cross ## build firmware, unix and mpy-cross micropython ports
+run: ## run unix port
+	cd src ; ../vendor/micropython/unix/micropython
+
+emu: ## run emulator
+	./emu.sh
+
+test: ## run unit tests
+	cd tests ; ./run_tests.sh
+
+testpy: ## run selected unit tests from python-trezor
+	cd tests ; ./run_tests_python_trezor.sh
+
+build: build_firmware build_bootloader build_loader build_unix build_cross ## build all
 
 build_firmware: vendor res build_cross ## build firmware with frozen modules
 	$(MAKE) -f Makefile.firmware $(TREZORHAL_PORT_OPTS)
@@ -43,17 +55,17 @@ build_unix_debug: vendor ## build unix port with debug symbols
 build_cross: vendor ## build mpy-cross port
 	$(MAKE) -C vendor/micropython/mpy-cross $(CROSS_PORT_OPTS)
 
-run: ## run unix port
+clean: clean_firmware clean_bootloader clean_loader clean_unix clean_cross ## clean all
-	cd src ; ../vendor/micropython/unix/micropython
-
-emu: ## run emulator
-	./emu.sh
-
-clean: clean_firmware clean_unix clean_cross ## clean all builds
 
 clean_firmware: ## clean firmware build
 	$(MAKE) -f Makefile.firmware clean $(TREZORHAL_PORT_OPTS)
 
+clean_bootloader: ## clean bootloader build
+	$(MAKE) -f Makefile.bootloader clean $(TREZORHAL_PORT_OPTS)
+
+clean_loader: ## clean loader build
+	$(MAKE) -f Makefile.loader clean $(TREZORHAL_PORT_OPTS)
+
 clean_unix: ## clean unix build
 	$(MAKE) -f ../../../micropython/unix/Makefile -C vendor/micropython/unix clean $(UNIX_PORT_OPTS)
 	# workaround for relative paths containing ../.. in unix Makefile
@@ -85,9 +97,3 @@ openocd: ## start openocd which connects to the device
 
 gdb: ## start remote gdb session which connects to the openocd
 	arm-none-eabi-gdb $(FIRMWARE_BUILD_DIR)/firmware.elf -ex 'target remote localhost:3333'
-
-test: ## run unit tests
-	cd tests ; ./run_tests.sh
-
-testpy: ## run selected unit tests from python-trezor
-	cd tests ; ./run_tests_python_trezor.sh

Makefile.bootloader

@@ -1,5 +1,6 @@
 # target directory
 BUILD ?= micropython/bootloader/build
+TARGET ?= bootloader
 
 # include py core make definitions
 include vendor/micropython/py/mkenv.mk
@@ -136,15 +137,15 @@ LDFLAGS += --gc-sections
 # comp rules
 # =====================================
 
-all: $(BUILD)/bootloader.bin
+all: $(BUILD)/$(TARGET).bin
 
-$(BUILD)/bootloader.elf: $(OBJ)
+$(BUILD)/$(TARGET).elf: $(OBJ)
 	$(ECHO) "LINK $@"
 	$(Q)$(LD) $(LDFLAGS) -o $@ $^ $(LIBS)
 	$(Q)$(SIZE) $@
 
-$(BUILD)/bootloader.bin: $(BUILD)/bootloader.elf
+$(BUILD)/$(TARGET).bin: $(BUILD)/$(TARGET).elf
-	$(Q)$(OBJCOPY) -O binary -j .flash -j .data $^ $(BUILD)/bootloader.bin
+	$(Q)$(OBJCOPY) -O binary -j .flash -j .data $^ $(BUILD)/$(TARGET).bin
 
 $(BUILD)/%.o: %.S
 	$(ECHO) "CC $<"
@@ -160,13 +161,12 @@ $(BUILD)/%.o: %.c
 
 OBJ_DIRS = $(sort $(dir $(OBJ)))
 $(OBJ): | $(OBJ_DIRS)
-$(OBJ_DIRS):
+$(OBJ_DIRS) $(BUILD_HDR):
 	$(MKDIR) -p $@
 
 $(OBJ): | $(BUILD_HDR)/qstrdefs.generated.h
 
-$(BUILD_HDR)/qstrdefs.generated.h:
+$(BUILD_HDR)/qstrdefs.generated.h: | $(BUILD_HDR)
-	$(MKDIR) -p $(BUILD_HDR)
 	touch $(BUILD_HDR)/qstrdefs.generated.h
 
 clean:

Makefile.firmware

@@ -3,6 +3,7 @@ FROZEN_MPY_DIR ?= src
 
 # target directory
 BUILD ?= micropython/firmware/build
+TARGET ?= firmware
 
 # include py core make definitions
 include vendor/micropython/py/mkenv.mk
@@ -394,15 +395,15 @@ QSTR_GEN_EXTRA_CFLAGS += -DNO_QSTR -DN_X64 -DN_X86 -DN_THUMB -DN_ARM -DN_XTENSA
 # comp rules
 # =====================================
 
-all: $(BUILD)/firmware.bin
+all: $(BUILD)/$(TARGET).bin
 
-$(BUILD)/firmware.elf: $(OBJ)
+$(BUILD)/$(TARGET).elf: $(OBJ)
 	$(ECHO) "LINK $@"
 	$(Q)$(LD) $(LDFLAGS) -o $@ $^ $(LIBS)
 	$(Q)$(SIZE) $@
 
-$(BUILD)/firmware.bin: $(BUILD)/firmware.elf
+$(BUILD)/$(TARGET).bin: $(BUILD)/$(TARGET).elf
-	$(Q)$(OBJCOPY) -O binary -j .flash -j .data $^ $(BUILD)/firmware.bin
+	$(Q)$(OBJCOPY) -O binary -j .flash -j .data $^ $(BUILD)/$(TARGET).bin
 
 $(BUILD)/%.o: %.S
 	$(ECHO) "CC $<"

Makefile.loader

@@ -1,5 +1,6 @@
 # target directory
 BUILD ?= micropython/loader/build
+TARGET ?= loader
 
 # include py core make definitions
 include vendor/micropython/py/mkenv.mk
@@ -134,15 +135,15 @@ LDFLAGS += --gc-sections
 # comp rules
 # =====================================
 
-all: $(BUILD)/loader.bin
+all: $(BUILD)/$(TARGET).bin
 
-$(BUILD)/loader.elf: $(OBJ)
+$(BUILD)/$(TARGET).elf: $(OBJ)
 	$(ECHO) "LINK $@"
 	$(Q)$(LD) $(LDFLAGS) -o $@ $^ $(LIBS)
 	$(Q)$(SIZE) $@
 
-$(BUILD)/loader.bin: $(BUILD)/loader.elf
+$(BUILD)/$(TARGET).bin: $(BUILD)/$(TARGET).elf
-	$(Q)$(OBJCOPY) -O binary -j .flash -j .data $^ $(BUILD)/loader.bin
+	$(Q)$(OBJCOPY) -O binary -j .flash -j .data $^ $(BUILD)/$(TARGET).bin
 
 $(BUILD)/%.o: %.S
 	$(ECHO) "CC $<"
@@ -158,13 +159,12 @@ $(BUILD)/%.o: %.c
 
 OBJ_DIRS = $(sort $(dir $(OBJ)))
 $(OBJ): | $(OBJ_DIRS)
-$(OBJ_DIRS):
+$(OBJ_DIRS) $(BUILD_HDR):
 	$(MKDIR) -p $@
 
 $(OBJ): | $(BUILD_HDR)/qstrdefs.generated.h
 
-$(BUILD_HDR)/qstrdefs.generated.h:
+$(BUILD_HDR)/qstrdefs.generated.h: | $(BUILD_HDR)
-	$(MKDIR) -p $(BUILD_HDR)
 	touch $(BUILD_HDR)/qstrdefs.generated.h
 
 clean: