2021-07-10 11:17:24 +02:00
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CROSS_COMPILE = riscv32-unknown-elf-
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DEPS_SUBMODULES += hw/mcu/gd/nuclei-sdk
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NUCLEI_SDK = hw/mcu/gd/nuclei-sdk
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GD32VF103_SDK_SOC_COMMON = $(NUCLEI_SDK)/SoC/gd32vf103/Common
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GD32VF103_SDK_DRIVER = $(GD32VF103_SDK_SOC_COMMON)/Source/Drivers
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SKIP_NANOLIB = 1
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CFLAGS += \
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-march=rv32imac \
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-mabi=ilp32 \
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-mcmodel=medlow \
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-mstrict-align \
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-nostdlib -nostartfiles \
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-DCFG_TUSB_MCU=OPT_MCU_GD32VF103 \
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-DDOWNLOAD_MODE=DOWNLOAD_MODE_FLASHXIP \
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-DGD32VF103
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# mcu driver cause following warnings
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#CFLAGS += -Wno-error=unused-parameter
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# All source paths should be relative to the top level.
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2021-07-10 11:47:42 +02:00
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LD_FILE = hw/bsp/$(BOARD)/gcc_gd32vf103xb_flashxip.ld # Longan Nano 128k ROM 32k RAM
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# LD_FILE = hw/bsp/$(BOARD)/gcc_gd32vf103x8_flashxip.ld # Longan Nano Lite 64k ROM 20k RAM
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2021-07-10 11:17:24 +02:00
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SRC_C += \
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src/portable/st/synopsys/dcd_synopsys.c \
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$(GD32VF103_SDK_DRIVER)/gd32vf103_rcu.c \
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$(GD32VF103_SDK_DRIVER)/gd32vf103_gpio.c \
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$(GD32VF103_SDK_DRIVER)/Usb/gd32vf103_usb_hw.c \
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$(GD32VF103_SDK_DRIVER)/gd32vf103_usart.c \
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$(GD32VF103_SDK_SOC_COMMON)/Source/Stubs/sbrk.c \
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$(GD32VF103_SDK_SOC_COMMON)/Source/Stubs/close.c \
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$(GD32VF103_SDK_SOC_COMMON)/Source/Stubs/isatty.c \
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$(GD32VF103_SDK_SOC_COMMON)/Source/Stubs/fstat.c \
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$(GD32VF103_SDK_SOC_COMMON)/Source/Stubs/lseek.c \
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$(GD32VF103_SDK_SOC_COMMON)/Source/Stubs/read.c
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SRC_S += \
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$(GD32VF103_SDK_SOC_COMMON)/Source/GCC/startup_gd32vf103.S \
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$(GD32VF103_SDK_SOC_COMMON)/Source/GCC/intexc_gd32vf103.S
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INC += \
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$(TOP)/hw/bsp/$(BOARD) \
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$(TOP)/$(NUCLEI_SDK)/NMSIS/Core/Include \
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$(TOP)/$(GD32VF103_SDK_SOC_COMMON)/Include \
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$(TOP)/$(GD32VF103_SDK_SOC_COMMON)/Include/Usb \
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# For freeRTOS port source
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2021-07-11 14:17:32 +02:00
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FREERTOS_PORT = RISC-V
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2021-07-10 11:17:24 +02:00
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# For flash-jlink target
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2021-07-10 14:03:20 +02:00
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JLINK_IF = jtag
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2021-07-10 11:47:42 +02:00
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JLINK_DEVICE = gd32vf103cbt6 # Longan Nano 128k ROM 32k RAM
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#JLINK_DEVICE = gd32vf103c8t6 # Longan Nano Lite 64k ROM 20k RAM
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2021-07-10 11:17:24 +02:00
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# flash target ROM bootloader
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flash: $(BUILD)/$(PROJECT).bin
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dfu-util -R -a 0 --dfuse-address 0x08000000 -D $<
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