add tinyusb

1 files changed, 204 insertions, 0 deletions

diff --git a/tinyusb/examples/rules.mk b/tinyusb/examples/rules.mk
new file mode 100755
index 00000000..4fce468f
--- /dev/null
+++ b/tinyusb/examples/rules.mk
@@ -0,0 +1,204 @@
+# ---------------------------------------
+# Common make rules for all examples
+# ---------------------------------------
+
+# Set all as default goal
+.DEFAULT_GOAL := all
+
+# ESP32-SX and RP2040 has its own CMake build system
+ifneq ($(FAMILY),esp32s2)
+ifneq ($(FAMILY),esp32s3)
+ifneq ($(FAMILY),rp2040)
+# ---------------------------------------
+# GNU Make build system
+# ---------------------------------------
+
+# libc
+LIBS += -lgcc -lm -lnosys
+
+ifneq ($(BOARD), spresense)
+LIBS += -lc
+endif
+
+# TinyUSB Stack source
+SRC_C += \
+	src/tusb.c \
+	src/common/tusb_fifo.c \
+	src/device/usbd.c \
+	src/device/usbd_control.c \
+	src/class/audio/audio_device.c \
+	src/class/cdc/cdc_device.c \
+	src/class/dfu/dfu_device.c \
+	src/class/dfu/dfu_rt_device.c \
+	src/class/hid/hid_device.c \
+	src/class/midi/midi_device.c \
+	src/class/msc/msc_device.c \
+	src/class/net/net_device.c \
+	src/class/usbtmc/usbtmc_device.c \
+	src/class/vendor/vendor_device.c
+
+# TinyUSB stack include
+INC += $(TOP)/src
+
+CFLAGS += $(addprefix -I,$(INC))
+
+LDFLAGS += $(CFLAGS) -Wl,-T,$(TOP)/$(LD_FILE) -Wl,-Map=$@.map -Wl,-cref -Wl,-gc-sections
+ifneq ($(SKIP_NANOLIB), 1)
+LDFLAGS += -specs=nosys.specs -specs=nano.specs
+endif
+
+ASFLAGS += $(CFLAGS)
+
+# Assembly files can be name with upper case .S, convert it to .s
+SRC_S := $(SRC_S:.S=.s)
+
+# Due to GCC LTO bug https://bugs.launchpad.net/gcc-arm-embedded/+bug/1747966
+# assembly file should be placed first in linking order
+# '_asm' suffix is added to object of assembly file
+OBJ += $(addprefix $(BUILD)/obj/, $(SRC_S:.s=_asm.o))
+OBJ += $(addprefix $(BUILD)/obj/, $(SRC_C:.c=.o))
+
+# Verbose mode
+ifeq ("$(V)","1")
+$(info CFLAGS  $(CFLAGS) ) $(info )
+$(info LDFLAGS $(LDFLAGS)) $(info )
+$(info ASFLAGS $(ASFLAGS)) $(info )
+endif
+
+all: $(BUILD)/$(PROJECT).bin $(BUILD)/$(PROJECT).hex size
+
+uf2: $(BUILD)/$(PROJECT).uf2
+
+OBJ_DIRS = $(sort $(dir $(OBJ)))
+$(OBJ): | $(OBJ_DIRS)
+$(OBJ_DIRS):
+ifeq ($(CMDEXE),1)
+	@$(MKDIR) $(subst /,\,$@)
+else
+	@$(MKDIR) -p $@
+endif
+
+$(BUILD)/$(PROJECT).elf: $(OBJ)
+	@echo LINK $@
+	@$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group
+
+$(BUILD)/$(PROJECT).bin: $(BUILD)/$(PROJECT).elf
+	@echo CREATE $@
+	@$(OBJCOPY) -O binary $^ $@
+
+$(BUILD)/$(PROJECT).hex: $(BUILD)/$(PROJECT).elf
+	@echo CREATE $@
+	@$(OBJCOPY) -O ihex $^ $@
+
+# UF2 generation, iMXRT need to strip to text only before conversion
+ifeq ($(FAMILY),imxrt)
+$(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).elf
+	@echo CREATE $@
+	@$(OBJCOPY) -O ihex -R .flash_config -R .ivt $^ $(BUILD)/$(PROJECT)-textonly.hex
+	$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -c -o $@ $(BUILD)/$(PROJECT)-textonly.hex
+else
+$(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).hex
+	@echo CREATE $@
+	$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -c -o $@ $^
+endif
+
+copy-artifact: $(BUILD)/$(PROJECT).bin $(BUILD)/$(PROJECT).hex $(BUILD)/$(PROJECT).uf2
+
+# We set vpath to point to the top of the tree so that the source files
+# can be located. By following this scheme, it allows a single build rule
+# to be used to compile all .c files.
+vpath %.c . $(TOP)
+$(BUILD)/obj/%.o: %.c
+	@echo CC $(notdir $@)
+	@$(CC) $(CFLAGS) -c -MD -o $@ $<
+
+# ASM sources lower case .s
+vpath %.s . $(TOP)
+$(BUILD)/obj/%_asm.o: %.s
+	@echo AS $(notdir $@)
+	@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
+
+# ASM sources upper case .S
+vpath %.S . $(TOP)
+$(BUILD)/obj/%_asm.o: %.S
+	@echo AS $(notdir $@)
+	@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
+
+size: $(BUILD)/$(PROJECT).elf
+	-@echo ''
+	@$(SIZE) $<
+	-@echo ''
+
+.PHONY: clean
+clean:
+ifeq ($(CMDEXE),1)
+	rd /S /Q $(subst /,\,$(BUILD))
+else
+	$(RM) -rf $(BUILD)
+endif
+
+endif
+endif
+endif # GNU Make
+
+# ---------------------------------------
+# Flash Targets
+# ---------------------------------------
+
+# Flash binary using Jlink
+ifeq ($(OS),Windows_NT)
+  JLINKEXE = JLink.exe
+else
+  JLINKEXE = JLinkExe
+endif
+
+JLINK_IF ?= swd
+
+# Flash using jlink
+flash-jlink: $(BUILD)/$(PROJECT).hex
+	@echo halt > $(BUILD)/$(BOARD).jlink
+	@echo r > $(BUILD)/$(BOARD).jlink
+	@echo loadfile $^ >> $(BUILD)/$(BOARD).jlink
+	@echo r >> $(BUILD)/$(BOARD).jlink
+	@echo go >> $(BUILD)/$(BOARD).jlink
+	@echo exit >> $(BUILD)/$(BOARD).jlink
+	$(JLINKEXE) -device $(JLINK_DEVICE) -if $(JLINK_IF) -JTAGConf -1,-1 -speed auto -CommandFile $(BUILD)/$(BOARD).jlink
+
+# flash STM32 MCU using stlink with STM32 Cube Programmer CLI
+flash-stlink: $(BUILD)/$(PROJECT).elf
+	STM32_Programmer_CLI --connect port=swd --write $< --go
+
+# flash with pyocd
+flash-pyocd: $(BUILD)/$(PROJECT).hex
+	pyocd flash -t $(PYOCD_TARGET) $<
+	pyocd reset -t $(PYOCD_TARGET)
+
+# flash with Black Magic Probe
+
+# This symlink is created by https://github.com/blacksphere/blackmagic/blob/master/driver/99-blackmagic.rules
+BMP ?= /dev/ttyBmpGdb
+
+flash-bmp: $(BUILD)/$(PROJECT).elf
+	$(GDB) --batch -ex 'target extended-remote $(BMP)' -ex 'monitor swdp_scan' -ex 'attach 1' -ex load  $<
+
+debug-bmp: $(BUILD)/$(PROJECT).elf
+	$(GDB) -ex 'target extended-remote $(BMP)' -ex 'monitor swdp_scan' -ex 'attach 1' $<
+
+#-------------- Artifacts --------------
+
+# Create binary directory
+$(BIN):
+	@$(MKDIR) -p $@
+
+# Copy binaries .elf, .bin, .hex, .uf2 to BIN for upload
+# due to large size of combined artifacts, only uf2 is uploaded for now
+copy-artifact: $(BIN)
+	@$(CP) $(BUILD)/$(PROJECT).uf2 $(BIN)
+	#@$(CP) $(BUILD)/$(PROJECT).bin $(BIN)
+	#@$(CP) $(BUILD)/$(PROJECT).hex $(BIN)
+	#@$(CP) $(BUILD)/$(PROJECT).elf $(BIN)
+
+# Print out the value of a make variable.
+# https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile
+print-%:
+	@echo $* = $($*)