litex-boards/litex_boards/targets/xilinx_zcu102.py

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#!/usr/bin/env python3
#
# This file is part of LiteX-Boards.
#
# Copyright (c) 2022 Joseph FAYE <joseph-wagane.faye@insa-rennes.fr>
# SPDX-License-Identifier: BSD-2-Clause
from migen import *
from litex_boards.platforms import xilinx_zcu102
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from litex.build.io import CRG
from litex.soc.integration.soc_core import *
from litex.soc.integration.builder import *
from litex.soc.cores.led import LedChaser
# BaseSoC ------------------------------------------------------------------------------------------
class BaseSoC(SoCCore):
def __init__(self, sys_clk_freq, with_ethernet=False, with_led_chaser=True, **kwargs):
platform = xilinx_zcu102.Platform()
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# CRG --------------------------------------------------------------------------------------
self.submodules.crg = CRG(sys_clk_freq)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq, ident="LiteX SoC on ZCU102", **kwargs)
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# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq
)
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# Build --------------------------------------------------------------------------------------------
def main():
from litex.soc.integration.soc import LiteXSoCArgumentParser
parser = LiteXSoCArgumentParser(description="LiteX SoC on ZCU102")
target_group = parser.add_argument_group(title="Target options")
target_group.add_argument("--build", action="store_true", help="Build design.")
target_group.add_argument("--load", action="store_true", help="Load bitstream.")
target_group.add_argument("--sys-clk-freq", default=125e6, help="System clock generator.")
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builder_args(parser)
soc_core_args(parser)
args = parser.parse_args()
soc = BaseSoC(sys_clk_freq=int(float(args.sys_clk_freq)), **soc_core_argdict(args))
builder = Builder(soc, **builder_argdict(args))
if args.build:
builder.build()
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if args.load:
prog = soc.platform.create_programmer()
prog.load_bitstream(builder.get_bitstream_filename(mode="sram"))
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if __name__ == "__main__":
main()