mirror of
https://github.com/corundum/corundum.git
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971 lines
35 KiB
Python
Executable File
971 lines
35 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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Copyright (c) 2014 Alex Forencich
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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"""
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from myhdl import *
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import os
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try:
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from queue import Queue
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except ImportError:
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from Queue import Queue
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import eth_ep
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import ip_ep
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module = 'ip_eth_tx'
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srcs = []
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srcs.append("../rtl/%s.v" % module)
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srcs.append("test_%s.v" % module)
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src = ' '.join(srcs)
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build_cmd = "iverilog -o test_%s.vvp %s" % (module, src)
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def dut_ip_eth_tx(clk,
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rst,
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current_test,
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input_ip_hdr_valid,
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input_ip_hdr_ready,
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input_eth_dest_mac,
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input_eth_src_mac,
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input_eth_type,
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input_ip_dscp,
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input_ip_ecn,
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input_ip_length,
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input_ip_identification,
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input_ip_flags,
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input_ip_fragment_offset,
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input_ip_ttl,
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input_ip_protocol,
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input_ip_source_ip,
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input_ip_dest_ip,
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input_ip_payload_tdata,
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input_ip_payload_tvalid,
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input_ip_payload_tready,
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input_ip_payload_tlast,
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input_ip_payload_tuser,
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output_eth_hdr_valid,
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output_eth_hdr_ready,
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output_eth_dest_mac,
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output_eth_src_mac,
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output_eth_type,
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output_eth_payload_tdata,
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output_eth_payload_tvalid,
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output_eth_payload_tready,
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output_eth_payload_tlast,
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output_eth_payload_tuser,
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busy,
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error_payload_early_termination):
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if os.system(build_cmd):
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raise Exception("Error running build command")
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return Cosimulation("vvp -m myhdl test_%s.vvp -lxt2" % module,
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clk=clk,
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rst=rst,
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current_test=current_test,
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input_ip_hdr_valid=input_ip_hdr_valid,
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input_ip_hdr_ready=input_ip_hdr_ready,
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input_eth_dest_mac=input_eth_dest_mac,
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input_eth_src_mac=input_eth_src_mac,
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input_eth_type=input_eth_type,
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input_ip_dscp=input_ip_dscp,
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input_ip_ecn=input_ip_ecn,
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input_ip_length=input_ip_length,
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input_ip_identification=input_ip_identification,
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input_ip_flags=input_ip_flags,
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input_ip_fragment_offset=input_ip_fragment_offset,
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input_ip_ttl=input_ip_ttl,
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input_ip_protocol=input_ip_protocol,
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input_ip_source_ip=input_ip_source_ip,
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input_ip_dest_ip=input_ip_dest_ip,
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input_ip_payload_tdata=input_ip_payload_tdata,
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input_ip_payload_tvalid=input_ip_payload_tvalid,
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input_ip_payload_tready=input_ip_payload_tready,
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input_ip_payload_tlast=input_ip_payload_tlast,
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input_ip_payload_tuser=input_ip_payload_tuser,
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output_eth_hdr_valid=output_eth_hdr_valid,
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output_eth_hdr_ready=output_eth_hdr_ready,
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output_eth_dest_mac=output_eth_dest_mac,
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output_eth_src_mac=output_eth_src_mac,
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output_eth_type=output_eth_type,
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output_eth_payload_tdata=output_eth_payload_tdata,
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output_eth_payload_tvalid=output_eth_payload_tvalid,
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output_eth_payload_tready=output_eth_payload_tready,
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output_eth_payload_tlast=output_eth_payload_tlast,
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output_eth_payload_tuser=output_eth_payload_tuser,
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busy=busy,
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error_payload_early_termination=error_payload_early_termination)
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def bench():
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# Inputs
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clk = Signal(bool(0))
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rst = Signal(bool(0))
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current_test = Signal(intbv(0)[8:])
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input_ip_hdr_valid = Signal(bool(0))
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input_eth_dest_mac = Signal(intbv(0)[48:])
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input_eth_src_mac = Signal(intbv(0)[48:])
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input_eth_type = Signal(intbv(0)[16:])
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input_ip_dscp = Signal(intbv(0)[6:])
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input_ip_ecn = Signal(intbv(0)[2:])
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input_ip_length = Signal(intbv(0)[16:])
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input_ip_identification = Signal(intbv(0)[16:])
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input_ip_flags = Signal(intbv(0)[3:])
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input_ip_fragment_offset = Signal(intbv(0)[13:])
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input_ip_ttl = Signal(intbv(0)[8:])
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input_ip_protocol = Signal(intbv(0)[8:])
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input_ip_source_ip = Signal(intbv(0)[32:])
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input_ip_dest_ip = Signal(intbv(0)[32:])
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input_ip_payload_tdata = Signal(intbv(0)[8:])
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input_ip_payload_tvalid = Signal(bool(0))
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input_ip_payload_tlast = Signal(bool(0))
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input_ip_payload_tuser = Signal(bool(0))
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output_eth_payload_tready = Signal(bool(0))
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output_eth_hdr_ready = Signal(bool(0))
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# Outputs
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input_ip_hdr_ready = Signal(bool(0))
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input_ip_payload_tready = Signal(bool(0))
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output_eth_hdr_valid = Signal(bool(0))
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output_eth_dest_mac = Signal(intbv(0)[48:])
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output_eth_src_mac = Signal(intbv(0)[48:])
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output_eth_type = Signal(intbv(0)[16:])
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output_eth_payload_tdata = Signal(intbv(0)[8:])
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output_eth_payload_tvalid = Signal(bool(0))
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output_eth_payload_tlast = Signal(bool(0))
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output_eth_payload_tuser = Signal(bool(0))
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busy = Signal(bool(0))
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error_payload_early_termination = Signal(bool(0))
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# sources and sinks
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source_queue = Queue()
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source_pause = Signal(bool(0))
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sink_queue = Queue()
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sink_pause = Signal(bool(0))
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source = ip_ep.IPFrameSource(clk,
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rst,
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ip_hdr_valid=input_ip_hdr_valid,
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ip_hdr_ready=input_ip_hdr_ready,
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eth_dest_mac=input_eth_dest_mac,
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eth_src_mac=input_eth_src_mac,
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eth_type=input_eth_type,
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ip_dscp=input_ip_dscp,
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ip_ecn=input_ip_ecn,
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ip_length=input_ip_length,
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ip_identification=input_ip_identification,
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ip_flags=input_ip_flags,
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ip_fragment_offset=input_ip_fragment_offset,
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ip_ttl=input_ip_ttl,
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ip_protocol=input_ip_protocol,
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ip_source_ip=input_ip_source_ip,
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ip_dest_ip=input_ip_dest_ip,
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ip_payload_tdata=input_ip_payload_tdata,
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ip_payload_tvalid=input_ip_payload_tvalid,
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ip_payload_tready=input_ip_payload_tready,
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ip_payload_tlast=input_ip_payload_tlast,
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ip_payload_tuser=input_ip_payload_tuser,
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fifo=source_queue,
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pause=source_pause,
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name='source')
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sink = eth_ep.EthFrameSink(clk,
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rst,
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eth_hdr_ready=output_eth_hdr_ready,
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eth_hdr_valid=output_eth_hdr_valid,
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eth_dest_mac=output_eth_dest_mac,
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eth_src_mac=output_eth_src_mac,
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eth_type=output_eth_type,
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eth_payload_tdata=output_eth_payload_tdata,
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eth_payload_tvalid=output_eth_payload_tvalid,
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eth_payload_tready=output_eth_payload_tready,
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eth_payload_tlast=output_eth_payload_tlast,
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eth_payload_tuser=output_eth_payload_tuser,
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fifo=sink_queue,
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pause=sink_pause,
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name='sink')
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# DUT
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dut = dut_ip_eth_tx(clk,
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rst,
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current_test,
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input_ip_hdr_valid,
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input_ip_hdr_ready,
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input_eth_dest_mac,
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input_eth_src_mac,
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input_eth_type,
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input_ip_dscp,
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input_ip_ecn,
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input_ip_length,
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input_ip_identification,
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input_ip_flags,
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input_ip_fragment_offset,
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input_ip_ttl,
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input_ip_protocol,
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input_ip_source_ip,
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input_ip_dest_ip,
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input_ip_payload_tdata,
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input_ip_payload_tvalid,
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input_ip_payload_tready,
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input_ip_payload_tlast,
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input_ip_payload_tuser,
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output_eth_hdr_valid,
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output_eth_hdr_ready,
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output_eth_dest_mac,
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output_eth_src_mac,
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output_eth_type,
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output_eth_payload_tdata,
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output_eth_payload_tvalid,
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output_eth_payload_tready,
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output_eth_payload_tlast,
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output_eth_payload_tuser,
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busy,
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error_payload_early_termination)
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@always(delay(4))
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def clkgen():
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clk.next = not clk
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error_payload_early_termination_asserted = Signal(bool(0))
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@always(clk.posedge)
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def monitor():
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if (error_payload_early_termination):
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error_payload_early_termination_asserted.next = 1
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def wait_normal():
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while input_ip_payload_tvalid or output_eth_payload_tvalid or input_ip_hdr_valid:
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yield clk.posedge
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def wait_pause_source():
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while input_ip_payload_tvalid or output_eth_payload_tvalid or input_ip_hdr_valid:
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source_pause.next = True
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yield clk.posedge
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yield clk.posedge
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yield clk.posedge
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source_pause.next = False
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yield clk.posedge
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def wait_pause_sink():
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while input_ip_payload_tvalid or output_eth_payload_tvalid or input_ip_hdr_valid:
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sink_pause.next = True
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yield clk.posedge
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yield clk.posedge
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yield clk.posedge
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sink_pause.next = False
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yield clk.posedge
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@instance
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def check():
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yield delay(100)
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yield clk.posedge
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rst.next = 1
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yield clk.posedge
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rst.next = 0
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yield clk.posedge
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yield delay(100)
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yield clk.posedge
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for payload_len in range(1,18):
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yield clk.posedge
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print("test 1: test packet, length %d" % payload_len)
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current_test.next = 1
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test_frame = ip_ep.IPFrame()
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test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
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test_frame.eth_src_mac = 0x5A5152535455
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test_frame.eth_type = 0x0800
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test_frame.ip_version = 4
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test_frame.ip_ihl = 5
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test_frame.ip_length = None
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test_frame.ip_identification = 0
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test_frame.ip_flags = 2
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test_frame.ip_fragment_offset = 0
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test_frame.ip_ttl = 64
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test_frame.ip_protocol = 0x11
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test_frame.ip_header_checksum = None
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test_frame.ip_source_ip = 0xc0a80164
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test_frame.ip_dest_ip = 0xc0a80165
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test_frame.payload = bytearray(range(payload_len))
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test_frame.build()
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for wait in wait_normal, wait_pause_source, wait_pause_sink:
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source_queue.put(test_frame)
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yield clk.posedge
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yield clk.posedge
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yield wait()
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yield clk.posedge
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yield clk.posedge
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yield clk.posedge
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rx_frame = None
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if not sink_queue.empty():
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rx_frame = sink_queue.get()
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check_frame = ip_ep.IPFrame()
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check_frame.parse_eth(rx_frame)
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assert check_frame == test_frame
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assert sink_queue.empty()
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yield delay(100)
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yield clk.posedge
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print("test 2: back-to-back packets, length %d" % payload_len)
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current_test.next = 2
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test_frame1 = ip_ep.IPFrame()
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test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
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test_frame1.eth_src_mac = 0x5A5152535455
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test_frame1.eth_type = 0x0800
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test_frame1.ip_version = 4
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test_frame1.ip_ihl = 5
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test_frame1.ip_length = None
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test_frame1.ip_identification = 0
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test_frame1.ip_flags = 2
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test_frame1.ip_fragment_offset = 0
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test_frame1.ip_ttl = 64
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test_frame1.ip_protocol = 0x11
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test_frame1.ip_header_checksum = None
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test_frame1.ip_source_ip = 0xc0a80164
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test_frame1.ip_dest_ip = 0xc0a80165
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test_frame1.payload = bytearray(range(payload_len))
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test_frame1.build()
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test_frame2 = ip_ep.IPFrame()
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test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
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test_frame2.eth_src_mac = 0x5A5152535455
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test_frame2.eth_type = 0x0800
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test_frame2.ip_version = 4
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test_frame2.ip_ihl = 5
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test_frame2.ip_length = None
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test_frame2.ip_identification = 0
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test_frame2.ip_flags = 2
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test_frame2.ip_fragment_offset = 0
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test_frame2.ip_ttl = 64
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test_frame2.ip_protocol = 0x11
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test_frame2.ip_header_checksum = None
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test_frame2.ip_source_ip = 0xc0a80164
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test_frame2.ip_dest_ip = 0xc0a80166
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test_frame2.payload = bytearray(range(payload_len))
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test_frame2.build()
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for wait in wait_normal, wait_pause_source, wait_pause_sink:
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source_queue.put(test_frame1)
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source_queue.put(test_frame2)
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yield clk.posedge
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yield clk.posedge
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yield wait()
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yield clk.posedge
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yield clk.posedge
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yield clk.posedge
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rx_frame = None
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if not sink_queue.empty():
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rx_frame = sink_queue.get()
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check_frame = ip_ep.IPFrame()
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check_frame.parse_eth(rx_frame)
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assert check_frame == test_frame1
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rx_frame = None
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if not sink_queue.empty():
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rx_frame = sink_queue.get()
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check_frame = ip_ep.IPFrame()
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check_frame.parse_eth(rx_frame)
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assert check_frame == test_frame2
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assert sink_queue.empty()
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yield delay(100)
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yield clk.posedge
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print("test 3: tuser assert, length %d" % payload_len)
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current_test.next = 3
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test_frame1 = ip_ep.IPFrame()
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test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
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test_frame1.eth_src_mac = 0x5A5152535455
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test_frame1.eth_type = 0x0800
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test_frame1.ip_version = 4
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test_frame1.ip_ihl = 5
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test_frame1.ip_length = None
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test_frame1.ip_identification = 0
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test_frame1.ip_flags = 2
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test_frame1.ip_fragment_offset = 0
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test_frame1.ip_ttl = 64
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test_frame1.ip_protocol = 0x11
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test_frame1.ip_header_checksum = None
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test_frame1.ip_source_ip = 0xc0a80164
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test_frame1.ip_dest_ip = 0xc0a80165
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test_frame1.payload = bytearray(range(payload_len))
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test_frame1.build()
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test_frame2 = ip_ep.IPFrame()
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test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
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test_frame2.eth_src_mac = 0x5A5152535455
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test_frame2.eth_type = 0x0800
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test_frame2.ip_version = 4
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test_frame2.ip_ihl = 5
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test_frame2.ip_length = None
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test_frame2.ip_identification = 0
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test_frame2.ip_flags = 2
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test_frame2.ip_fragment_offset = 0
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test_frame2.ip_ttl = 64
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test_frame2.ip_protocol = 0x11
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test_frame2.ip_header_checksum = None
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test_frame2.ip_source_ip = 0xc0a80164
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test_frame2.ip_dest_ip = 0xc0a80166
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test_frame2.payload = bytearray(range(payload_len))
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test_frame2.build()
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test_frame1.payload.user = 1
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for wait in wait_normal, wait_pause_source, wait_pause_sink:
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source_queue.put(test_frame1)
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source_queue.put(test_frame2)
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yield clk.posedge
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yield clk.posedge
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yield wait()
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yield clk.posedge
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yield clk.posedge
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yield clk.posedge
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rx_frame = None
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if not sink_queue.empty():
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rx_frame = sink_queue.get()
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|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame1
|
|
assert rx_frame.payload.user[-1]
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame2
|
|
|
|
assert sink_queue.empty()
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 4: trailing bytes (1), length %d" % payload_len)
|
|
current_test.next = 4
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A5152535455
|
|
test_frame1.eth_type = 0x0800
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_length = None
|
|
test_frame1.ip_identification = 0
|
|
test_frame1.ip_flags = 2
|
|
test_frame1.ip_fragment_offset = 0
|
|
test_frame1.ip_ttl = 64
|
|
test_frame1.ip_protocol = 0x11
|
|
test_frame1.ip_header_checksum = None
|
|
test_frame1.ip_source_ip = 0xc0a80164
|
|
test_frame1.ip_dest_ip = 0xc0a80165
|
|
test_frame1.payload = bytearray(range(payload_len))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A5152535455
|
|
test_frame2.eth_type = 0x0800
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_length = None
|
|
test_frame2.ip_identification = 0
|
|
test_frame2.ip_flags = 2
|
|
test_frame2.ip_fragment_offset = 0
|
|
test_frame2.ip_ttl = 64
|
|
test_frame2.ip_protocol = 0x11
|
|
test_frame2.ip_header_checksum = None
|
|
test_frame2.ip_source_ip = 0xc0a80164
|
|
test_frame2.ip_dest_ip = 0xc0a80166
|
|
test_frame2.payload = bytearray(range(payload_len))
|
|
test_frame2.build()
|
|
|
|
test_frame1a = ip_ep.IPFrame(test_frame1)
|
|
test_frame1a.payload.data += bytearray(b'\x00')
|
|
|
|
for wait in wait_normal, wait_pause_source, wait_pause_sink:
|
|
source_queue.put(test_frame1a)
|
|
source_queue.put(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
yield wait()
|
|
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame1
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame2
|
|
|
|
assert sink_queue.empty()
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 5: trailing bytes (10), length %d" % payload_len)
|
|
current_test.next = 5
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A5152535455
|
|
test_frame1.eth_type = 0x0800
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_length = None
|
|
test_frame1.ip_identification = 0
|
|
test_frame1.ip_flags = 2
|
|
test_frame1.ip_fragment_offset = 0
|
|
test_frame1.ip_ttl = 64
|
|
test_frame1.ip_protocol = 0x11
|
|
test_frame1.ip_header_checksum = None
|
|
test_frame1.ip_source_ip = 0xc0a80164
|
|
test_frame1.ip_dest_ip = 0xc0a80165
|
|
test_frame1.payload = bytearray(range(payload_len))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A5152535455
|
|
test_frame2.eth_type = 0x0800
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_length = None
|
|
test_frame2.ip_identification = 0
|
|
test_frame2.ip_flags = 2
|
|
test_frame2.ip_fragment_offset = 0
|
|
test_frame2.ip_ttl = 64
|
|
test_frame2.ip_protocol = 0x11
|
|
test_frame2.ip_header_checksum = None
|
|
test_frame2.ip_source_ip = 0xc0a80164
|
|
test_frame2.ip_dest_ip = 0xc0a80166
|
|
test_frame2.payload = bytearray(range(payload_len))
|
|
test_frame2.build()
|
|
|
|
test_frame1a = ip_ep.IPFrame(test_frame1)
|
|
test_frame1a.payload.data += bytearray(b'\x00'*10)
|
|
|
|
for wait in wait_normal, wait_pause_source, wait_pause_sink:
|
|
source_queue.put(test_frame1a)
|
|
source_queue.put(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
yield wait()
|
|
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame1
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame2
|
|
|
|
assert sink_queue.empty()
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 6: trailing bytes with tuser assert (1), length %d" % payload_len)
|
|
current_test.next = 6
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A5152535455
|
|
test_frame1.eth_type = 0x0800
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_length = None
|
|
test_frame1.ip_identification = 0
|
|
test_frame1.ip_flags = 2
|
|
test_frame1.ip_fragment_offset = 0
|
|
test_frame1.ip_ttl = 64
|
|
test_frame1.ip_protocol = 0x11
|
|
test_frame1.ip_header_checksum = None
|
|
test_frame1.ip_source_ip = 0xc0a80164
|
|
test_frame1.ip_dest_ip = 0xc0a80165
|
|
test_frame1.payload = bytearray(range(payload_len))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A5152535455
|
|
test_frame2.eth_type = 0x0800
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_length = None
|
|
test_frame2.ip_identification = 0
|
|
test_frame2.ip_flags = 2
|
|
test_frame2.ip_fragment_offset = 0
|
|
test_frame2.ip_ttl = 64
|
|
test_frame2.ip_protocol = 0x11
|
|
test_frame2.ip_header_checksum = None
|
|
test_frame2.ip_source_ip = 0xc0a80164
|
|
test_frame2.ip_dest_ip = 0xc0a80166
|
|
test_frame2.payload = bytearray(range(payload_len))
|
|
test_frame2.build()
|
|
|
|
test_frame1a = ip_ep.IPFrame(test_frame1)
|
|
test_frame1a.payload.data += bytearray(b'\x00')
|
|
test_frame1a.payload.user = 1
|
|
|
|
for wait in wait_normal, wait_pause_source, wait_pause_sink:
|
|
source_queue.put(test_frame1a)
|
|
source_queue.put(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
yield wait()
|
|
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame1
|
|
assert rx_frame.payload.user[-1]
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame2
|
|
|
|
assert sink_queue.empty()
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 7: trailing bytes with tuser assert (10), length %d" % payload_len)
|
|
current_test.next = 7
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A5152535455
|
|
test_frame1.eth_type = 0x0800
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_length = None
|
|
test_frame1.ip_identification = 0
|
|
test_frame1.ip_flags = 2
|
|
test_frame1.ip_fragment_offset = 0
|
|
test_frame1.ip_ttl = 64
|
|
test_frame1.ip_protocol = 0x11
|
|
test_frame1.ip_header_checksum = None
|
|
test_frame1.ip_source_ip = 0xc0a80164
|
|
test_frame1.ip_dest_ip = 0xc0a80165
|
|
test_frame1.payload = bytearray(range(payload_len))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A5152535455
|
|
test_frame2.eth_type = 0x0800
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_length = None
|
|
test_frame2.ip_identification = 0
|
|
test_frame2.ip_flags = 2
|
|
test_frame2.ip_fragment_offset = 0
|
|
test_frame2.ip_ttl = 64
|
|
test_frame2.ip_protocol = 0x11
|
|
test_frame2.ip_header_checksum = None
|
|
test_frame2.ip_source_ip = 0xc0a80164
|
|
test_frame2.ip_dest_ip = 0xc0a80166
|
|
test_frame2.payload = bytearray(range(payload_len))
|
|
test_frame2.build()
|
|
|
|
test_frame1a = ip_ep.IPFrame(test_frame1)
|
|
test_frame1a.payload.data += bytearray(b'\x00'*10)
|
|
test_frame1a.payload.user = 1
|
|
|
|
for wait in wait_normal, wait_pause_source, wait_pause_sink:
|
|
source_queue.put(test_frame1a)
|
|
source_queue.put(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
yield wait()
|
|
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame1
|
|
assert rx_frame.payload.user[-1]
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame2
|
|
|
|
assert sink_queue.empty()
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 8: truncated payload (1), length %d" % payload_len)
|
|
current_test.next = 8
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A5152535455
|
|
test_frame1.eth_type = 0x0800
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_length = None
|
|
test_frame1.ip_identification = 0
|
|
test_frame1.ip_flags = 2
|
|
test_frame1.ip_fragment_offset = 0
|
|
test_frame1.ip_ttl = 64
|
|
test_frame1.ip_protocol = 0x11
|
|
test_frame1.ip_header_checksum = None
|
|
test_frame1.ip_source_ip = 0xc0a80164
|
|
test_frame1.ip_dest_ip = 0xc0a80165
|
|
test_frame1.payload = bytearray(range(payload_len+1))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A5152535455
|
|
test_frame2.eth_type = 0x0800
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_length = None
|
|
test_frame2.ip_identification = 0
|
|
test_frame2.ip_flags = 2
|
|
test_frame2.ip_fragment_offset = 0
|
|
test_frame2.ip_ttl = 64
|
|
test_frame2.ip_protocol = 0x11
|
|
test_frame2.ip_header_checksum = None
|
|
test_frame2.ip_source_ip = 0xc0a80164
|
|
test_frame2.ip_dest_ip = 0xc0a80166
|
|
test_frame2.payload = bytearray(range(payload_len))
|
|
test_frame2.build()
|
|
|
|
test_frame1a = ip_ep.IPFrame(test_frame1)
|
|
test_frame1a.payload.data = test_frame1a.payload.data[:-1]
|
|
|
|
for wait in wait_normal, wait_pause_source, wait_pause_sink:
|
|
error_payload_early_termination_asserted.next = 0
|
|
|
|
source_queue.put(test_frame1a)
|
|
source_queue.put(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
yield wait()
|
|
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
assert rx_frame.payload.user[-1]
|
|
assert error_payload_early_termination_asserted
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame2
|
|
|
|
assert sink_queue.empty()
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 9: truncated payload (10), length %d" % payload_len)
|
|
current_test.next = 9
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A5152535455
|
|
test_frame1.eth_type = 0x0800
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_length = None
|
|
test_frame1.ip_identification = 0
|
|
test_frame1.ip_flags = 2
|
|
test_frame1.ip_fragment_offset = 0
|
|
test_frame1.ip_ttl = 64
|
|
test_frame1.ip_protocol = 0x11
|
|
test_frame1.ip_header_checksum = None
|
|
test_frame1.ip_source_ip = 0xc0a80164
|
|
test_frame1.ip_dest_ip = 0xc0a80165
|
|
test_frame1.payload = bytearray(range(payload_len+10))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A5152535455
|
|
test_frame2.eth_type = 0x0800
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_length = None
|
|
test_frame2.ip_identification = 0
|
|
test_frame2.ip_flags = 2
|
|
test_frame2.ip_fragment_offset = 0
|
|
test_frame2.ip_ttl = 64
|
|
test_frame2.ip_protocol = 0x11
|
|
test_frame2.ip_header_checksum = None
|
|
test_frame2.ip_source_ip = 0xc0a80164
|
|
test_frame2.ip_dest_ip = 0xc0a80166
|
|
test_frame2.payload = bytearray(range(payload_len))
|
|
test_frame2.build()
|
|
|
|
test_frame1a = ip_ep.IPFrame(test_frame1)
|
|
test_frame1a.payload.data = test_frame1a.payload.data[:-10]
|
|
|
|
for wait in wait_normal, wait_pause_source, wait_pause_sink:
|
|
error_payload_early_termination_asserted.next = 0
|
|
|
|
source_queue.put(test_frame1a)
|
|
source_queue.put(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
yield wait()
|
|
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
assert rx_frame.payload.user[-1]
|
|
assert error_payload_early_termination_asserted
|
|
|
|
rx_frame = None
|
|
if not sink_queue.empty():
|
|
rx_frame = sink_queue.get()
|
|
|
|
check_frame = ip_ep.IPFrame()
|
|
check_frame.parse_eth(rx_frame)
|
|
|
|
assert check_frame == test_frame2
|
|
|
|
assert sink_queue.empty()
|
|
|
|
yield delay(100)
|
|
|
|
raise StopSimulation
|
|
|
|
return dut, source, sink, clkgen, monitor, check
|
|
|
|
def test_bench():
|
|
sim = Simulation(bench())
|
|
sim.run()
|
|
|
|
if __name__ == '__main__':
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print("Running test...")
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test_bench()
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