def main():
description = "LiteX-VexRiscv SoC Builder\n\n"
parser = argparse.ArgumentParser(
description=description, formatter_class=argparse.RawTextHelpFormatter)
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)")
args = parser.parse_args()
if args.build:
platform = basys3.Platform()
dut = System(platform)
platform.build(dut,
build_dir="build/sys_accel_simulator_release/gateware")
if args.load:
from litex.build.xilinx import VivadoProgrammer
prog = VivadoProgrammer()
prog.load_bitstream(
"build/sys_accel_simulator_release/gateware/top.bit")
if args.flash:
from litex.build.openocd import OpenOCD
prog = OpenOCD("../prog/openocd_xilinx.cfg",
flash_proxy_basename="../prog/bscan_spi_xc7a35t.bit")
prog.set_flash_proxy_dir(".")
prog.flash(0, "build/sys_accel_simulator_release/gateware/top.bin")
def flash():
from litex.build.xilinx import VivadoProgrammer
prog = VivadoProgrammer(flash_part="mt25ql256-spi-x1_x2_x4")
prog.flash(0, "build/gateware/ac701.mcs")
exit()