def main():
description = "Linux on LiteX-VexRiscv\n\n"
description += "Available boards:\n"
for name in supported_boards.keys():
description += "- " + name + "\n"
parser = argparse.ArgumentParser(description=description, formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument("--board", required=True, help="FPGA board")
parser.add_argument("--build", action="store_true", help="Build bitstream")
parser.add_argument("--load", action="store_true", help="Load bitstream (to SRAM)")
parser.add_argument("--flash", action="store_true", help="Flash bitstream/images (to SPI Flash)")
parser.add_argument("--doc", action="store_true", help="Build documentation")
parser.add_argument("--local-ip", default="192.168.1.50", help="Local IP address")
parser.add_argument("--remote-ip", default="192.168.1.100", help="Remote IP address of TFTP server")
parser.add_argument("--spi-bpw", type=int, default=8, help="Bits per word for SPI controller")
parser.add_argument("--spi-sck-freq", type=int, default=1e6, help="SPI clock frequency")
parser.add_argument("--video", default="1920x1080_60Hz", help="Video configuration")
parser.add_argument("--fbi", action="store_true", help="Generate fbi images")
args = parser.parse_args()
if args.board == "all":
board_names = list(supported_boards.keys())
else:
args.board = args.board.lower()
args.board = args.board.replace(" ", "_")
board_names = [args.board]
for board_name in board_names:
board = supported_boards[board_name]()
soc_kwargs = {"integrated_rom_size": 0x8000}
if board_name in ["de0nano"]:
soc_kwargs["l2_size"] = 2048 # Not enough blockrams for default l2_size of 8192
if board_name in ["kc705"]:
soc_kwargs["uart_baudrate"] = 500e3 # Set UART baudrate to 500KBauds since 1Mbauds not supported
soc = SoCLinux(board.soc_cls, **soc_kwargs)
if "spiflash" in board.soc_capabilities:
soc.add_spi_flash(dummy_cycles=board.SPIFLASH_DUMMY_CYCLES)
soc.add_constant("SPIFLASH_PAGE_SIZE", board.SPIFLASH_PAGE_SIZE)
soc.add_constant("SPIFLASH_SECTOR_SIZE", board.SPIFLASH_SECTOR_SIZE)
if "ethernet" in board.soc_capabilities:
soc.configure_ethernet(local_ip=args.local_ip, remote_ip=args.remote_ip)
if "leds" in board.soc_capabilities:
soc.add_leds()
if "rgb_led" in board.soc_capabilities:
soc.add_rgb_led()
if "switches" in board.soc_capabilities:
soc.add_switches()
if "spi" in board.soc_capabilities:
soc.add_spi(args.spi_bpw, args.spi_sck_freq)
if "i2c" in board.soc_capabilities:
soc.add_i2c()
if "xadc" in board.soc_capabilities:
soc.add_xadc()
if "framebuffer" in board.soc_capabilities:
assert args.video in video_resolutions.keys(), "Unsupported video resolution"
video_settings = video_resolutions[args.video]
soc.add_framebuffer(video_settings)
if "icap_bit" in board.soc_capabilities:
soc.add_icap_bitstream()
if "mmcm" in board.soc_capabilities:
soc.add_mmcm()
soc.configure_boot()
build_dir = os.path.join("build", board_name)
if args.build:
builder = Builder(soc, output_dir=build_dir,
csr_json=os.path.join(build_dir, "csr.json"))
else:
builder = Builder(soc, output_dir="build/" + board_name,
compile_software=True, compile_gateware=False,
csr_json=os.path.join(build_dir, "csr.json"))
builder.build()
soc.generate_dts(board_name)
soc.compile_dts(board_name)
soc.compile_emulator(board_name)
if args.fbi:
os.system("python3 -m litex.soc.software.mkmscimg buildroot/Image -o buildroot/Image.fbi --fbi --little")
os.system("python3 -m litex.soc.software.mkmscimg buildroot/rootfs.cpio -o buildroot/rootfs.cpio.fbi --fbi --little")
os.system("python3 -m litex.soc.software.mkmscimg buildroot/rv32.dtb -o buildroot/rv32.dtb.fbi --fbi --little")
os.system("python3 -m litex.soc.software.mkmscimg emulator/emulator.bin -o emulator/emulator.bin.fbi --fbi --little")
if args.load:
board.load()
if args.flash:
board.flash()
if args.doc:
soc.generate_doc(board_name)
def main():
description = "Linux on LiteX-VexRiscv\n\n"
description += "Available boards:\n"
for name in supported_boards.keys():
description += "- " + name + "\n"
parser = argparse.ArgumentParser(
description=description, formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument("--board", required=True, help="FPGA board")
parser.add_argument("--build", action="store_true", help="build bitstream")
parser.add_argument("--load",
action="store_true",
help="load bitstream (to SRAM)")
parser.add_argument("--flash",
action="store_true",
help="flash bitstream/images (to SPI Flash)")
parser.add_argument("--local-ip",
default="192.168.1.50",
help="local IP address")
parser.add_argument("--remote-ip",
default="192.168.1.100",
help="remote IP address of TFTP server")
parser.add_argument("--spi-bpw",
type=int,
default=8,
help="Bits per word for SPI controller")
parser.add_argument("--spi-sck-freq",
type=int,
default=1e6,
help="SPI clock frequency")
args = parser.parse_args()
if args.board == "all":
board_names = list(supported_boards.keys())
else:
args.board = args.board.lower()
args.board = args.board.replace(" ", "_")
board_names = [args.board]
for board_name in board_names:
board = supported_boards[board_name]()
soc_kwargs = {}
if board_name in ["versa_ecp5", "ulx3s"]:
soc_kwargs["toolchain"] = "trellis"
soc_kwargs["cpu_variant"] = "linux+no-dsp"
if board_name in ["de0nano"]:
soc_kwargs[
"l2_size"] = 1024 # FIXME: Reduce l2_size, blockram not infered correctly?
soc = SoCLinux(board.soc_cls, **soc_kwargs)
if "spiflash" in board.soc_capabilities:
soc.add_spi_flash()
soc.add_constant("SPIFLASH_PAGE_SIZE", board.SPIFLASH_PAGE_SIZE)
soc.add_constant("SPIFLASH_SECTOR_SIZE",
board.SPIFLASH_SECTOR_SIZE)
if "ethernet" in board.soc_capabilities:
soc.configure_ethernet(local_ip=args.local_ip,
remote_ip=args.remote_ip)
if "leds" in board.soc_capabilities:
soc.add_leds()
if "rgb_led" in board.soc_capabilities:
soc.add_rgb_led()
if "switches" in board.soc_capabilities:
soc.add_switches()
if "spi" in board.soc_capabilities:
soc.add_spi(args.spi_bpw, args.spi_sck_freq)
if "i2c" in board.soc_capabilities:
soc.add_i2c()
if "xadc" in board.soc_capabilities:
soc.add_xadc()
if "framebuffer" in board.soc_capabilities:
soc.add_framebuffer()
if "icap_bit" in board.soc_capabilities:
soc.add_icap_bitstream()
soc.configure_boot()
build_dir = os.path.join("build", board_name)
if args.build:
builder = Builder(soc,
output_dir=build_dir,
csr_json=os.path.join(build_dir, "csr.json"))
else:
builder = Builder(soc,
output_dir="build/" + board_name,
compile_software=True,
compile_gateware=False,
csr_json=os.path.join(build_dir, "csr.json"))
builder.build()
soc.generate_dts(board_name)
soc.compile_dts(board_name)
soc.compile_emulator(board_name)
if args.load:
board.load()
if args.flash:
board.flash()
def main():
description = "Linux on LiteX-VexRiscv\n\n"
description += "Available boards:\n"
for name in supported_boards.keys():
description += "- " + name + "\n"
parser = argparse.ArgumentParser(description=description, formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument("--board", required=True, help="FPGA board")
parser.add_argument("--build", action="store_true", help="Build bitstream")
parser.add_argument("--load", action="store_true", help="Load bitstream (to SRAM)")
parser.add_argument("--flash", action="store_true", help="Flash bitstream/images (to SPI Flash)")
parser.add_argument("--doc", action="store_true", help="Build documentation")
parser.add_argument("--local-ip", default="192.168.1.50", help="Local IP address")
parser.add_argument("--remote-ip", default="192.168.1.100", help="Remote IP address of TFTP server")
parser.add_argument("--spi-data-width", type=int, default=8, help="SPI data width (maximum transfered bits per xfer)")
parser.add_argument("--spi-clk-freq", type=int, default=1e6, help="SPI clock frequency")
parser.add_argument("--video", default="1920x1080_60Hz", help="Video configuration")
parser.add_argument("--fbi", action="store_true", help="Generate fbi images")
args = parser.parse_args()
# Board(s) selection ---------------------------------------------------------------------------
if args.board == "all":
board_names = list(supported_boards.keys())
else:
args.board = args.board.lower()
args.board = args.board.replace(" ", "_")
board_names = [args.board]
# Board(s) iteration ---------------------------------------------------------------------------
for board_name in board_names:
board = supported_boards[board_name]()
# SoC parameters (and override for boards that don't support default parameters) -----------
soc_kwargs = {}
soc_kwargs.update(integrated_rom_size=0x8000)
if board_name in ["de0nano"]:
soc_kwargs.update(l2_size=2048) # Not enough blockrams for default l2_size of 8192
if board_name in ["kc705"]:
soc_kwargs.update(uart_baudrate=500e3) # Set UART baudrate to 500KBauds since 1Mbauds not supported
if "usb_fifo" in board.soc_capabilities:
soc_kwargs.update(uart_name="usb_fifo")
if "usb_cdc" in board.soc_capabilities:
soc_kwargs.update(uart_name="usb_cdc")
if "ethernet" in board.soc_capabilities:
soc_kwargs.update(with_ethernet=True)
# SoC creation -----------------------------------------------------------------------------
soc = SoCLinux(board.soc_cls, **soc_kwargs)
# SoC peripherals --------------------------------------------------------------------------
if "spiflash" in board.soc_capabilities:
soc.add_spi_flash(dummy_cycles=board.SPIFLASH_DUMMY_CYCLES)
soc.add_constant("SPIFLASH_PAGE_SIZE", board.SPIFLASH_PAGE_SIZE)
soc.add_constant("SPIFLASH_SECTOR_SIZE", board.SPIFLASH_SECTOR_SIZE)
if "spisdcard" in board.soc_capabilities:
soc.add_spi_sdcard()
if "ethernet" in board.soc_capabilities:
soc.configure_ethernet(local_ip=args.local_ip, remote_ip=args.remote_ip)
if "leds" in board.soc_capabilities:
soc.add_leds()
if "rgb_led" in board.soc_capabilities:
soc.add_rgb_led()
if "switches" in board.soc_capabilities:
soc.add_switches()
if "spi" in board.soc_capabilities:
soc.add_spi(args.spi_data_width, args.spi_clk_freq)
if "i2c" in board.soc_capabilities:
soc.add_i2c()
if "xadc" in board.soc_capabilities:
soc.add_xadc()
if "framebuffer" in board.soc_capabilities:
assert args.video in video_resolutions.keys(), "Unsupported video resolution"
video_settings = video_resolutions[args.video]
soc.add_framebuffer(video_settings)
if "icap_bitstream" in board.soc_capabilities:
soc.add_icap_bitstream()
if "mmcm" in board.soc_capabilities:
soc.add_mmcm()
soc.configure_boot()
# Build ------------------------------------------------------------------------------------
build_dir = os.path.join("build", board_name)
builder = Builder(soc, output_dir=build_dir, csr_json=os.path.join(build_dir, "csr.json"))
builder.build(run=args.build)
# DTS --------------------------------------------------------------------------------------
soc.generate_dts(board_name)
soc.compile_dts(board_name)
# Machine Mode Emulator --------------------------------------------------------------------
soc.compile_emulator(board_name)
# Flash Linux images -----------------------------------------------------------------------
if args.fbi:
os.system("python3 -m litex.soc.software.mkmscimg buildroot/Image -o buildroot/Image.fbi --fbi --little")
os.system("python3 -m litex.soc.software.mkmscimg buildroot/rootfs.cpio -o buildroot/rootfs.cpio.fbi --fbi --little")
os.system("python3 -m litex.soc.software.mkmscimg buildroot/rv32.dtb -o buildroot/rv32.dtb.fbi --fbi --little")
os.system("python3 -m litex.soc.software.mkmscimg emulator/emulator.bin -o emulator/emulator.bin.fbi --fbi --little")
# Load FPGA bitstream ----------------------------------------------------------------------
if args.load:
board.load()
# Flash FPGA bitstream ---------------------------------------------------------------------
if args.flash:
board.flash()
# Generate SoC documentation ---------------------------------------------------------------
if args.doc:
soc.generate_doc(board_name)
def main():
description = "Linux on LiteX-VexRiscv\n\n"
description += "Available boards:\n"
for name in supported_boards.keys():
description += "- " + name + "\n"
parser = argparse.ArgumentParser(
description=description, formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument("--board", required=True, help="FPGA board")
parser.add_argument("--build", action="store_true", help="build bitstream")
parser.add_argument("--load",
action="store_true",
help="load bitstream (to SRAM)")
parser.add_argument("--flash",
action="store_true",
help="flash bitstream/images (to SPI Flash)")
parser.add_argument("--local-ip",
default="192.168.1.50",
help="local IP address")
parser.add_argument("--remote-ip",
default="192.168.1.100",
help="remote IP address of TFTP server")
parser.add_argument("--spi-bpw",
type=int,
default=8,
help="Bits per word for SPI controller")
parser.add_argument("--spi-sck-freq",
type=int,
default=1e6,
help="SPI clock frequency")
parser.add_argument("--video",
default="1920x1080_60Hz",
help="video configuration")
args = parser.parse_args()
if args.board == "all":
board_names = list(supported_boards.keys())
else:
args.board = args.board.lower()
args.board = args.board.replace(" ", "_")
board_names = [args.board]
for board_name in board_names:
board = supported_boards[board_name]()
soc_kwargs = {"integrated_rom_size": 0x8000}
if board_name in ["versa_ecp5", "ulx3s", "hadbadge", "orangecrab"]:
soc_kwargs["toolchain"] = "trellis"
if board_name in ["de0nano"]:
soc_kwargs[
"l2_size"] = 2048 # Not enough blockrams for default l2_size of 8192
soc = SoCLinux(board.soc_cls, **soc_kwargs)
if "spiflash" in board.soc_capabilities:
soc.add_spi_flash()
soc.add_constant("SPIFLASH_PAGE_SIZE", board.SPIFLASH_PAGE_SIZE)
soc.add_constant("SPIFLASH_SECTOR_SIZE",
board.SPIFLASH_SECTOR_SIZE)
if "ethernet" in board.soc_capabilities:
soc.configure_ethernet(local_ip=args.local_ip,
remote_ip=args.remote_ip)
if "leds" in board.soc_capabilities:
soc.add_leds()
if "rgb_led" in board.soc_capabilities:
soc.add_rgb_led()
if "switches" in board.soc_capabilities:
soc.add_switches()
if "spi" in board.soc_capabilities:
soc.add_spi(args.spi_bpw, args.spi_sck_freq)
if "i2c" in board.soc_capabilities:
soc.add_i2c()
if "xadc" in board.soc_capabilities:
soc.add_xadc()
if "framebuffer" in board.soc_capabilities:
assert args.video in video_resolutions.keys(
), "Unsupported video resolution"
video_settings = video_resolutions[args.video]
soc.add_framebuffer(video_settings)
if "icap_bit" in board.soc_capabilities:
soc.add_icap_bitstream()
soc.configure_boot()
build_dir = os.path.join("build", board_name)
if args.build:
builder = Builder(soc,
output_dir=build_dir,
csr_json=os.path.join(build_dir, "csr.json"))
else:
builder = Builder(soc,
output_dir="build/" + board_name,
compile_software=True,
compile_gateware=False,
csr_json=os.path.join(build_dir, "csr.json"))
if board_name == "camlink_4k": # FIXME
builder.build("/usr/local/diamond/3.10_x64/bin/lin64")
else:
builder.build()
soc.generate_dts(board_name)
soc.compile_dts(board_name)
soc.compile_emulator(board_name)
if args.load:
board.load()
if args.flash:
board.flash()