mirror of
https://github.com/corundum/corundum.git
synced 2025-01-16 08:12:53 +08:00
931 lines
33 KiB
Python
Executable File
931 lines
33 KiB
Python
Executable File
#!/usr/bin/env python
|
|
"""
|
|
|
|
Copyright (c) 2014-2017 Alex Forencich
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files (the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be included in
|
|
all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
|
|
"""
|
|
|
|
from myhdl import *
|
|
import os
|
|
|
|
import ip_ep
|
|
|
|
module = 'ip_arb_mux_4'
|
|
testbench = 'test_%s' % module
|
|
|
|
srcs = []
|
|
|
|
srcs.append("../rtl/%s.v" % module)
|
|
srcs.append("../rtl/ip_mux_4.v")
|
|
srcs.append("../lib/axis/rtl/arbiter.v")
|
|
srcs.append("../lib/axis/rtl/priority_encoder.v")
|
|
srcs.append("%s.v" % testbench)
|
|
|
|
src = ' '.join(srcs)
|
|
|
|
build_cmd = "iverilog -o %s.vvp %s" % (testbench, src)
|
|
|
|
def bench():
|
|
|
|
# Inputs
|
|
clk = Signal(bool(0))
|
|
rst = Signal(bool(0))
|
|
current_test = Signal(intbv(0)[8:])
|
|
|
|
input_0_ip_hdr_valid = Signal(bool(0))
|
|
input_0_eth_dest_mac = Signal(intbv(0)[48:])
|
|
input_0_eth_src_mac = Signal(intbv(0)[48:])
|
|
input_0_eth_type = Signal(intbv(0)[16:])
|
|
input_0_ip_version = Signal(intbv(0)[4:])
|
|
input_0_ip_ihl = Signal(intbv(0)[4:])
|
|
input_0_ip_dscp = Signal(intbv(0)[6:])
|
|
input_0_ip_ecn = Signal(intbv(0)[2:])
|
|
input_0_ip_length = Signal(intbv(0)[16:])
|
|
input_0_ip_identification = Signal(intbv(0)[16:])
|
|
input_0_ip_flags = Signal(intbv(0)[3:])
|
|
input_0_ip_fragment_offset = Signal(intbv(0)[13:])
|
|
input_0_ip_ttl = Signal(intbv(0)[8:])
|
|
input_0_ip_protocol = Signal(intbv(0)[8:])
|
|
input_0_ip_header_checksum = Signal(intbv(0)[16:])
|
|
input_0_ip_source_ip = Signal(intbv(0)[32:])
|
|
input_0_ip_dest_ip = Signal(intbv(0)[32:])
|
|
input_0_ip_payload_tdata = Signal(intbv(0)[8:])
|
|
input_0_ip_payload_tvalid = Signal(bool(0))
|
|
input_0_ip_payload_tlast = Signal(bool(0))
|
|
input_0_ip_payload_tuser = Signal(bool(0))
|
|
input_1_ip_hdr_valid = Signal(bool(0))
|
|
input_1_eth_dest_mac = Signal(intbv(0)[48:])
|
|
input_1_eth_src_mac = Signal(intbv(0)[48:])
|
|
input_1_eth_type = Signal(intbv(0)[16:])
|
|
input_1_ip_version = Signal(intbv(0)[4:])
|
|
input_1_ip_ihl = Signal(intbv(0)[4:])
|
|
input_1_ip_dscp = Signal(intbv(0)[6:])
|
|
input_1_ip_ecn = Signal(intbv(0)[2:])
|
|
input_1_ip_length = Signal(intbv(0)[16:])
|
|
input_1_ip_identification = Signal(intbv(0)[16:])
|
|
input_1_ip_flags = Signal(intbv(0)[3:])
|
|
input_1_ip_fragment_offset = Signal(intbv(0)[13:])
|
|
input_1_ip_ttl = Signal(intbv(0)[8:])
|
|
input_1_ip_protocol = Signal(intbv(0)[8:])
|
|
input_1_ip_header_checksum = Signal(intbv(0)[16:])
|
|
input_1_ip_source_ip = Signal(intbv(0)[32:])
|
|
input_1_ip_dest_ip = Signal(intbv(0)[32:])
|
|
input_1_ip_payload_tdata = Signal(intbv(0)[8:])
|
|
input_1_ip_payload_tvalid = Signal(bool(0))
|
|
input_1_ip_payload_tlast = Signal(bool(0))
|
|
input_1_ip_payload_tuser = Signal(bool(0))
|
|
input_2_ip_hdr_valid = Signal(bool(0))
|
|
input_2_eth_dest_mac = Signal(intbv(0)[48:])
|
|
input_2_eth_src_mac = Signal(intbv(0)[48:])
|
|
input_2_eth_type = Signal(intbv(0)[16:])
|
|
input_2_ip_version = Signal(intbv(0)[4:])
|
|
input_2_ip_ihl = Signal(intbv(0)[4:])
|
|
input_2_ip_dscp = Signal(intbv(0)[6:])
|
|
input_2_ip_ecn = Signal(intbv(0)[2:])
|
|
input_2_ip_length = Signal(intbv(0)[16:])
|
|
input_2_ip_identification = Signal(intbv(0)[16:])
|
|
input_2_ip_flags = Signal(intbv(0)[3:])
|
|
input_2_ip_fragment_offset = Signal(intbv(0)[13:])
|
|
input_2_ip_ttl = Signal(intbv(0)[8:])
|
|
input_2_ip_protocol = Signal(intbv(0)[8:])
|
|
input_2_ip_header_checksum = Signal(intbv(0)[16:])
|
|
input_2_ip_source_ip = Signal(intbv(0)[32:])
|
|
input_2_ip_dest_ip = Signal(intbv(0)[32:])
|
|
input_2_ip_payload_tdata = Signal(intbv(0)[8:])
|
|
input_2_ip_payload_tvalid = Signal(bool(0))
|
|
input_2_ip_payload_tlast = Signal(bool(0))
|
|
input_2_ip_payload_tuser = Signal(bool(0))
|
|
input_3_ip_hdr_valid = Signal(bool(0))
|
|
input_3_eth_dest_mac = Signal(intbv(0)[48:])
|
|
input_3_eth_src_mac = Signal(intbv(0)[48:])
|
|
input_3_eth_type = Signal(intbv(0)[16:])
|
|
input_3_ip_version = Signal(intbv(0)[4:])
|
|
input_3_ip_ihl = Signal(intbv(0)[4:])
|
|
input_3_ip_dscp = Signal(intbv(0)[6:])
|
|
input_3_ip_ecn = Signal(intbv(0)[2:])
|
|
input_3_ip_length = Signal(intbv(0)[16:])
|
|
input_3_ip_identification = Signal(intbv(0)[16:])
|
|
input_3_ip_flags = Signal(intbv(0)[3:])
|
|
input_3_ip_fragment_offset = Signal(intbv(0)[13:])
|
|
input_3_ip_ttl = Signal(intbv(0)[8:])
|
|
input_3_ip_protocol = Signal(intbv(0)[8:])
|
|
input_3_ip_header_checksum = Signal(intbv(0)[16:])
|
|
input_3_ip_source_ip = Signal(intbv(0)[32:])
|
|
input_3_ip_dest_ip = Signal(intbv(0)[32:])
|
|
input_3_ip_payload_tdata = Signal(intbv(0)[8:])
|
|
input_3_ip_payload_tvalid = Signal(bool(0))
|
|
input_3_ip_payload_tlast = Signal(bool(0))
|
|
input_3_ip_payload_tuser = Signal(bool(0))
|
|
|
|
output_ip_payload_tready = Signal(bool(0))
|
|
output_ip_hdr_ready = Signal(bool(0))
|
|
|
|
# Outputs
|
|
input_0_ip_hdr_ready = Signal(bool(0))
|
|
input_0_ip_payload_tready = Signal(bool(0))
|
|
input_1_ip_hdr_ready = Signal(bool(0))
|
|
input_1_ip_payload_tready = Signal(bool(0))
|
|
input_2_ip_hdr_ready = Signal(bool(0))
|
|
input_2_ip_payload_tready = Signal(bool(0))
|
|
input_3_ip_hdr_ready = Signal(bool(0))
|
|
input_3_ip_payload_tready = Signal(bool(0))
|
|
|
|
output_ip_hdr_valid = Signal(bool(0))
|
|
output_eth_dest_mac = Signal(intbv(0)[48:])
|
|
output_eth_src_mac = Signal(intbv(0)[48:])
|
|
output_eth_type = Signal(intbv(0)[16:])
|
|
output_ip_version = Signal(intbv(0)[4:])
|
|
output_ip_ihl = Signal(intbv(0)[4:])
|
|
output_ip_dscp = Signal(intbv(0)[6:])
|
|
output_ip_ecn = Signal(intbv(0)[2:])
|
|
output_ip_length = Signal(intbv(0)[16:])
|
|
output_ip_identification = Signal(intbv(0)[16:])
|
|
output_ip_flags = Signal(intbv(0)[3:])
|
|
output_ip_fragment_offset = Signal(intbv(0)[13:])
|
|
output_ip_ttl = Signal(intbv(0)[8:])
|
|
output_ip_protocol = Signal(intbv(0)[8:])
|
|
output_ip_header_checksum = Signal(intbv(0)[16:])
|
|
output_ip_source_ip = Signal(intbv(0)[32:])
|
|
output_ip_dest_ip = Signal(intbv(0)[32:])
|
|
output_ip_payload_tdata = Signal(intbv(0)[8:])
|
|
output_ip_payload_tvalid = Signal(bool(0))
|
|
output_ip_payload_tlast = Signal(bool(0))
|
|
output_ip_payload_tuser = Signal(bool(0))
|
|
|
|
# sources and sinks
|
|
source_0_pause = Signal(bool(0))
|
|
source_1_pause = Signal(bool(0))
|
|
source_2_pause = Signal(bool(0))
|
|
source_3_pause = Signal(bool(0))
|
|
sink_pause = Signal(bool(0))
|
|
|
|
source_0 = ip_ep.IPFrameSource()
|
|
|
|
source_0_logic = source_0.create_logic(
|
|
clk,
|
|
rst,
|
|
ip_hdr_ready=input_0_ip_hdr_ready,
|
|
ip_hdr_valid=input_0_ip_hdr_valid,
|
|
eth_dest_mac=input_0_eth_dest_mac,
|
|
eth_src_mac=input_0_eth_src_mac,
|
|
eth_type=input_0_eth_type,
|
|
ip_version=input_0_ip_version,
|
|
ip_ihl=input_0_ip_ihl,
|
|
ip_dscp=input_0_ip_dscp,
|
|
ip_ecn=input_0_ip_ecn,
|
|
ip_length=input_0_ip_length,
|
|
ip_identification=input_0_ip_identification,
|
|
ip_flags=input_0_ip_flags,
|
|
ip_fragment_offset=input_0_ip_fragment_offset,
|
|
ip_ttl=input_0_ip_ttl,
|
|
ip_protocol=input_0_ip_protocol,
|
|
ip_header_checksum=input_0_ip_header_checksum,
|
|
ip_source_ip=input_0_ip_source_ip,
|
|
ip_dest_ip=input_0_ip_dest_ip,
|
|
ip_payload_tdata=input_0_ip_payload_tdata,
|
|
ip_payload_tvalid=input_0_ip_payload_tvalid,
|
|
ip_payload_tready=input_0_ip_payload_tready,
|
|
ip_payload_tlast=input_0_ip_payload_tlast,
|
|
ip_payload_tuser=input_0_ip_payload_tuser,
|
|
pause=source_0_pause,
|
|
name='source_0'
|
|
)
|
|
|
|
source_1 = ip_ep.IPFrameSource()
|
|
|
|
source_1_logic = source_1.create_logic(
|
|
clk,
|
|
rst,
|
|
ip_hdr_ready=input_1_ip_hdr_ready,
|
|
ip_hdr_valid=input_1_ip_hdr_valid,
|
|
eth_dest_mac=input_1_eth_dest_mac,
|
|
eth_src_mac=input_1_eth_src_mac,
|
|
eth_type=input_1_eth_type,
|
|
ip_version=input_1_ip_version,
|
|
ip_ihl=input_1_ip_ihl,
|
|
ip_dscp=input_1_ip_dscp,
|
|
ip_ecn=input_1_ip_ecn,
|
|
ip_length=input_1_ip_length,
|
|
ip_identification=input_1_ip_identification,
|
|
ip_flags=input_1_ip_flags,
|
|
ip_fragment_offset=input_1_ip_fragment_offset,
|
|
ip_ttl=input_1_ip_ttl,
|
|
ip_protocol=input_1_ip_protocol,
|
|
ip_header_checksum=input_1_ip_header_checksum,
|
|
ip_source_ip=input_1_ip_source_ip,
|
|
ip_dest_ip=input_1_ip_dest_ip,
|
|
ip_payload_tdata=input_1_ip_payload_tdata,
|
|
ip_payload_tvalid=input_1_ip_payload_tvalid,
|
|
ip_payload_tready=input_1_ip_payload_tready,
|
|
ip_payload_tlast=input_1_ip_payload_tlast,
|
|
ip_payload_tuser=input_1_ip_payload_tuser,
|
|
pause=source_1_pause,
|
|
name='source_1'
|
|
)
|
|
|
|
source_2 = ip_ep.IPFrameSource()
|
|
|
|
source_2_logic = source_2.create_logic(
|
|
clk,
|
|
rst,
|
|
ip_hdr_ready=input_2_ip_hdr_ready,
|
|
ip_hdr_valid=input_2_ip_hdr_valid,
|
|
eth_dest_mac=input_2_eth_dest_mac,
|
|
eth_src_mac=input_2_eth_src_mac,
|
|
eth_type=input_2_eth_type,
|
|
ip_version=input_2_ip_version,
|
|
ip_ihl=input_2_ip_ihl,
|
|
ip_dscp=input_2_ip_dscp,
|
|
ip_ecn=input_2_ip_ecn,
|
|
ip_length=input_2_ip_length,
|
|
ip_identification=input_2_ip_identification,
|
|
ip_flags=input_2_ip_flags,
|
|
ip_fragment_offset=input_2_ip_fragment_offset,
|
|
ip_ttl=input_2_ip_ttl,
|
|
ip_protocol=input_2_ip_protocol,
|
|
ip_header_checksum=input_2_ip_header_checksum,
|
|
ip_source_ip=input_2_ip_source_ip,
|
|
ip_dest_ip=input_2_ip_dest_ip,
|
|
ip_payload_tdata=input_2_ip_payload_tdata,
|
|
ip_payload_tvalid=input_2_ip_payload_tvalid,
|
|
ip_payload_tready=input_2_ip_payload_tready,
|
|
ip_payload_tlast=input_2_ip_payload_tlast,
|
|
ip_payload_tuser=input_2_ip_payload_tuser,
|
|
pause=source_2_pause,
|
|
name='source_2'
|
|
)
|
|
|
|
source_3 = ip_ep.IPFrameSource()
|
|
|
|
source_3_logic = source_3.create_logic(
|
|
clk,
|
|
rst,
|
|
ip_hdr_ready=input_3_ip_hdr_ready,
|
|
ip_hdr_valid=input_3_ip_hdr_valid,
|
|
eth_dest_mac=input_3_eth_dest_mac,
|
|
eth_src_mac=input_3_eth_src_mac,
|
|
eth_type=input_3_eth_type,
|
|
ip_version=input_3_ip_version,
|
|
ip_ihl=input_3_ip_ihl,
|
|
ip_dscp=input_3_ip_dscp,
|
|
ip_ecn=input_3_ip_ecn,
|
|
ip_length=input_3_ip_length,
|
|
ip_identification=input_3_ip_identification,
|
|
ip_flags=input_3_ip_flags,
|
|
ip_fragment_offset=input_3_ip_fragment_offset,
|
|
ip_ttl=input_3_ip_ttl,
|
|
ip_protocol=input_3_ip_protocol,
|
|
ip_header_checksum=input_3_ip_header_checksum,
|
|
ip_source_ip=input_3_ip_source_ip,
|
|
ip_dest_ip=input_3_ip_dest_ip,
|
|
ip_payload_tdata=input_3_ip_payload_tdata,
|
|
ip_payload_tvalid=input_3_ip_payload_tvalid,
|
|
ip_payload_tready=input_3_ip_payload_tready,
|
|
ip_payload_tlast=input_3_ip_payload_tlast,
|
|
ip_payload_tuser=input_3_ip_payload_tuser,
|
|
pause=source_3_pause,
|
|
name='source_3'
|
|
)
|
|
|
|
sink = ip_ep.IPFrameSink()
|
|
|
|
sink_logic = sink.create_logic(
|
|
clk,
|
|
rst,
|
|
ip_hdr_ready=output_ip_hdr_ready,
|
|
ip_hdr_valid=output_ip_hdr_valid,
|
|
eth_dest_mac=output_eth_dest_mac,
|
|
eth_src_mac=output_eth_src_mac,
|
|
eth_type=output_eth_type,
|
|
ip_version=output_ip_version,
|
|
ip_ihl=output_ip_ihl,
|
|
ip_dscp=output_ip_dscp,
|
|
ip_ecn=output_ip_ecn,
|
|
ip_length=output_ip_length,
|
|
ip_identification=output_ip_identification,
|
|
ip_flags=output_ip_flags,
|
|
ip_fragment_offset=output_ip_fragment_offset,
|
|
ip_ttl=output_ip_ttl,
|
|
ip_protocol=output_ip_protocol,
|
|
ip_header_checksum=output_ip_header_checksum,
|
|
ip_source_ip=output_ip_source_ip,
|
|
ip_dest_ip=output_ip_dest_ip,
|
|
ip_payload_tdata=output_ip_payload_tdata,
|
|
ip_payload_tvalid=output_ip_payload_tvalid,
|
|
ip_payload_tready=output_ip_payload_tready,
|
|
ip_payload_tlast=output_ip_payload_tlast,
|
|
ip_payload_tuser=output_ip_payload_tuser,
|
|
pause=sink_pause,
|
|
name='sink'
|
|
)
|
|
|
|
# DUT
|
|
if os.system(build_cmd):
|
|
raise Exception("Error running build command")
|
|
|
|
dut = Cosimulation(
|
|
"vvp -m myhdl %s.vvp -lxt2" % testbench,
|
|
clk=clk,
|
|
rst=rst,
|
|
current_test=current_test,
|
|
|
|
input_0_ip_hdr_valid=input_0_ip_hdr_valid,
|
|
input_0_ip_hdr_ready=input_0_ip_hdr_ready,
|
|
input_0_eth_dest_mac=input_0_eth_dest_mac,
|
|
input_0_eth_src_mac=input_0_eth_src_mac,
|
|
input_0_eth_type=input_0_eth_type,
|
|
input_0_ip_version=input_0_ip_version,
|
|
input_0_ip_ihl=input_0_ip_ihl,
|
|
input_0_ip_dscp=input_0_ip_dscp,
|
|
input_0_ip_ecn=input_0_ip_ecn,
|
|
input_0_ip_length=input_0_ip_length,
|
|
input_0_ip_identification=input_0_ip_identification,
|
|
input_0_ip_flags=input_0_ip_flags,
|
|
input_0_ip_fragment_offset=input_0_ip_fragment_offset,
|
|
input_0_ip_ttl=input_0_ip_ttl,
|
|
input_0_ip_protocol=input_0_ip_protocol,
|
|
input_0_ip_header_checksum=input_0_ip_header_checksum,
|
|
input_0_ip_source_ip=input_0_ip_source_ip,
|
|
input_0_ip_dest_ip=input_0_ip_dest_ip,
|
|
input_0_ip_payload_tdata=input_0_ip_payload_tdata,
|
|
input_0_ip_payload_tvalid=input_0_ip_payload_tvalid,
|
|
input_0_ip_payload_tready=input_0_ip_payload_tready,
|
|
input_0_ip_payload_tlast=input_0_ip_payload_tlast,
|
|
input_0_ip_payload_tuser=input_0_ip_payload_tuser,
|
|
input_1_ip_hdr_valid=input_1_ip_hdr_valid,
|
|
input_1_ip_hdr_ready=input_1_ip_hdr_ready,
|
|
input_1_eth_dest_mac=input_1_eth_dest_mac,
|
|
input_1_eth_src_mac=input_1_eth_src_mac,
|
|
input_1_eth_type=input_1_eth_type,
|
|
input_1_ip_version=input_1_ip_version,
|
|
input_1_ip_ihl=input_1_ip_ihl,
|
|
input_1_ip_dscp=input_1_ip_dscp,
|
|
input_1_ip_ecn=input_1_ip_ecn,
|
|
input_1_ip_length=input_1_ip_length,
|
|
input_1_ip_identification=input_1_ip_identification,
|
|
input_1_ip_flags=input_1_ip_flags,
|
|
input_1_ip_fragment_offset=input_1_ip_fragment_offset,
|
|
input_1_ip_ttl=input_1_ip_ttl,
|
|
input_1_ip_protocol=input_1_ip_protocol,
|
|
input_1_ip_header_checksum=input_1_ip_header_checksum,
|
|
input_1_ip_source_ip=input_1_ip_source_ip,
|
|
input_1_ip_dest_ip=input_1_ip_dest_ip,
|
|
input_1_ip_payload_tdata=input_1_ip_payload_tdata,
|
|
input_1_ip_payload_tvalid=input_1_ip_payload_tvalid,
|
|
input_1_ip_payload_tready=input_1_ip_payload_tready,
|
|
input_1_ip_payload_tlast=input_1_ip_payload_tlast,
|
|
input_1_ip_payload_tuser=input_1_ip_payload_tuser,
|
|
input_2_ip_hdr_valid=input_2_ip_hdr_valid,
|
|
input_2_ip_hdr_ready=input_2_ip_hdr_ready,
|
|
input_2_eth_dest_mac=input_2_eth_dest_mac,
|
|
input_2_eth_src_mac=input_2_eth_src_mac,
|
|
input_2_eth_type=input_2_eth_type,
|
|
input_2_ip_version=input_2_ip_version,
|
|
input_2_ip_ihl=input_2_ip_ihl,
|
|
input_2_ip_dscp=input_2_ip_dscp,
|
|
input_2_ip_ecn=input_2_ip_ecn,
|
|
input_2_ip_length=input_2_ip_length,
|
|
input_2_ip_identification=input_2_ip_identification,
|
|
input_2_ip_flags=input_2_ip_flags,
|
|
input_2_ip_fragment_offset=input_2_ip_fragment_offset,
|
|
input_2_ip_ttl=input_2_ip_ttl,
|
|
input_2_ip_protocol=input_2_ip_protocol,
|
|
input_2_ip_header_checksum=input_2_ip_header_checksum,
|
|
input_2_ip_source_ip=input_2_ip_source_ip,
|
|
input_2_ip_dest_ip=input_2_ip_dest_ip,
|
|
input_2_ip_payload_tdata=input_2_ip_payload_tdata,
|
|
input_2_ip_payload_tvalid=input_2_ip_payload_tvalid,
|
|
input_2_ip_payload_tready=input_2_ip_payload_tready,
|
|
input_2_ip_payload_tlast=input_2_ip_payload_tlast,
|
|
input_2_ip_payload_tuser=input_2_ip_payload_tuser,
|
|
input_3_ip_hdr_valid=input_3_ip_hdr_valid,
|
|
input_3_ip_hdr_ready=input_3_ip_hdr_ready,
|
|
input_3_eth_dest_mac=input_3_eth_dest_mac,
|
|
input_3_eth_src_mac=input_3_eth_src_mac,
|
|
input_3_eth_type=input_3_eth_type,
|
|
input_3_ip_version=input_3_ip_version,
|
|
input_3_ip_ihl=input_3_ip_ihl,
|
|
input_3_ip_dscp=input_3_ip_dscp,
|
|
input_3_ip_ecn=input_3_ip_ecn,
|
|
input_3_ip_length=input_3_ip_length,
|
|
input_3_ip_identification=input_3_ip_identification,
|
|
input_3_ip_flags=input_3_ip_flags,
|
|
input_3_ip_fragment_offset=input_3_ip_fragment_offset,
|
|
input_3_ip_ttl=input_3_ip_ttl,
|
|
input_3_ip_protocol=input_3_ip_protocol,
|
|
input_3_ip_header_checksum=input_3_ip_header_checksum,
|
|
input_3_ip_source_ip=input_3_ip_source_ip,
|
|
input_3_ip_dest_ip=input_3_ip_dest_ip,
|
|
input_3_ip_payload_tdata=input_3_ip_payload_tdata,
|
|
input_3_ip_payload_tvalid=input_3_ip_payload_tvalid,
|
|
input_3_ip_payload_tready=input_3_ip_payload_tready,
|
|
input_3_ip_payload_tlast=input_3_ip_payload_tlast,
|
|
input_3_ip_payload_tuser=input_3_ip_payload_tuser,
|
|
|
|
output_ip_hdr_valid=output_ip_hdr_valid,
|
|
output_ip_hdr_ready=output_ip_hdr_ready,
|
|
output_eth_dest_mac=output_eth_dest_mac,
|
|
output_eth_src_mac=output_eth_src_mac,
|
|
output_eth_type=output_eth_type,
|
|
output_ip_version=output_ip_version,
|
|
output_ip_ihl=output_ip_ihl,
|
|
output_ip_dscp=output_ip_dscp,
|
|
output_ip_ecn=output_ip_ecn,
|
|
output_ip_length=output_ip_length,
|
|
output_ip_identification=output_ip_identification,
|
|
output_ip_flags=output_ip_flags,
|
|
output_ip_fragment_offset=output_ip_fragment_offset,
|
|
output_ip_ttl=output_ip_ttl,
|
|
output_ip_protocol=output_ip_protocol,
|
|
output_ip_header_checksum=output_ip_header_checksum,
|
|
output_ip_source_ip=output_ip_source_ip,
|
|
output_ip_dest_ip=output_ip_dest_ip,
|
|
output_ip_payload_tdata=output_ip_payload_tdata,
|
|
output_ip_payload_tvalid=output_ip_payload_tvalid,
|
|
output_ip_payload_tready=output_ip_payload_tready,
|
|
output_ip_payload_tlast=output_ip_payload_tlast,
|
|
output_ip_payload_tuser=output_ip_payload_tuser
|
|
)
|
|
|
|
@always(delay(4))
|
|
def clkgen():
|
|
clk.next = not clk
|
|
|
|
@instance
|
|
def check():
|
|
yield delay(100)
|
|
yield clk.posedge
|
|
rst.next = 1
|
|
yield clk.posedge
|
|
rst.next = 0
|
|
yield clk.posedge
|
|
yield delay(100)
|
|
yield clk.posedge
|
|
|
|
yield clk.posedge
|
|
|
|
yield clk.posedge
|
|
print("test 1: port 0")
|
|
current_test.next = 1
|
|
|
|
test_frame = ip_ep.IPFrame()
|
|
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame.eth_src_mac = 0x5A5152535455
|
|
test_frame.eth_type = 0x8000
|
|
test_frame.ip_version = 4
|
|
test_frame.ip_ihl = 5
|
|
test_frame.ip_dscp = 0
|
|
test_frame.ip_ecn = 0
|
|
test_frame.ip_length = None
|
|
test_frame.ip_identification = 0
|
|
test_frame.ip_flags = 2
|
|
test_frame.ip_fragment_offset = 0
|
|
test_frame.ip_ttl = 64
|
|
test_frame.ip_protocol = 0x11
|
|
test_frame.ip_header_checksum = None
|
|
test_frame.ip_source_ip = 0xc0a80165
|
|
test_frame.ip_dest_ip = 0xc0a80164
|
|
test_frame.payload = bytearray(range(32))
|
|
test_frame.build()
|
|
|
|
source_0.send(test_frame)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
while input_0_ip_payload_tvalid or input_1_ip_payload_tvalid or input_2_ip_payload_tvalid or input_3_ip_payload_tvalid:
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 2: port 1")
|
|
current_test.next = 2
|
|
|
|
test_frame = ip_ep.IPFrame()
|
|
test_frame.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame.eth_src_mac = 0x5A5152535455
|
|
test_frame.eth_type = 0x8000
|
|
test_frame.ip_version = 4
|
|
test_frame.ip_ihl = 5
|
|
test_frame.ip_dscp = 0
|
|
test_frame.ip_ecn = 0
|
|
test_frame.ip_length = None
|
|
test_frame.ip_identification = 0
|
|
test_frame.ip_flags = 2
|
|
test_frame.ip_fragment_offset = 0
|
|
test_frame.ip_ttl = 64
|
|
test_frame.ip_protocol = 0x11
|
|
test_frame.ip_header_checksum = None
|
|
test_frame.ip_source_ip = 0xc0a80165
|
|
test_frame.ip_dest_ip = 0xc0a80164
|
|
test_frame.payload = bytearray(range(32))
|
|
test_frame.build()
|
|
|
|
source_1.send(test_frame)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
while input_0_ip_payload_tvalid or input_1_ip_payload_tvalid or input_2_ip_payload_tvalid or input_3_ip_payload_tvalid:
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 3: back-to-back packets, same port")
|
|
current_test.next = 3
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A5152535455
|
|
test_frame1.eth_type = 0x8000
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_dscp = 0
|
|
test_frame1.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame1.ip_dest_ip = 0xc0a80164
|
|
test_frame1.payload = bytearray(range(32))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A5152535455
|
|
test_frame2.eth_type = 0x8000
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_dscp = 0
|
|
test_frame2.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame2.ip_dest_ip = 0xc0a80164
|
|
test_frame2.payload = bytearray(range(32))
|
|
test_frame2.build()
|
|
|
|
source_0.send(test_frame1)
|
|
source_0.send(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
while input_0_ip_payload_tvalid or input_1_ip_payload_tvalid or input_2_ip_payload_tvalid or input_3_ip_payload_tvalid:
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame1
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 4: back-to-back packets, different ports")
|
|
current_test.next = 4
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A0152535455
|
|
test_frame1.eth_type = 0x8000
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_dscp = 0
|
|
test_frame1.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame1.ip_dest_ip = 0xc0a80164
|
|
test_frame1.payload = bytearray(range(32))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A0252535455
|
|
test_frame2.eth_type = 0x8000
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_dscp = 0
|
|
test_frame2.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame2.ip_dest_ip = 0xc0a80164
|
|
test_frame2.payload = bytearray(range(32))
|
|
test_frame2.build()
|
|
|
|
source_1.send(test_frame1)
|
|
source_2.send(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
while input_0_ip_payload_tvalid or input_1_ip_payload_tvalid or input_2_ip_payload_tvalid or input_3_ip_payload_tvalid:
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame1
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 5: alterate pause source")
|
|
current_test.next = 5
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A0152535455
|
|
test_frame1.eth_type = 0x8000
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_dscp = 0
|
|
test_frame1.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame1.ip_dest_ip = 0xc0a80164
|
|
test_frame1.payload = bytearray(range(32))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A0252535455
|
|
test_frame2.eth_type = 0x8000
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_dscp = 0
|
|
test_frame2.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame2.ip_dest_ip = 0xc0a80164
|
|
test_frame2.payload = bytearray(range(32))
|
|
test_frame2.build()
|
|
|
|
source_1.send(test_frame1)
|
|
source_2.send(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
while input_0_ip_payload_tvalid or input_1_ip_payload_tvalid or input_2_ip_payload_tvalid or input_3_ip_payload_tvalid:
|
|
source_0_pause.next = True
|
|
source_1_pause.next = True
|
|
source_2_pause.next = True
|
|
source_3_pause.next = True
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
source_0_pause.next = False
|
|
source_1_pause.next = False
|
|
source_2_pause.next = False
|
|
source_3_pause.next = False
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame1
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 6: alterate pause sink")
|
|
current_test.next = 6
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A0152535455
|
|
test_frame1.eth_type = 0x8000
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_dscp = 0
|
|
test_frame1.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame1.ip_dest_ip = 0xc0a80164
|
|
test_frame1.payload = bytearray(range(32))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A0252535455
|
|
test_frame2.eth_type = 0x8000
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_dscp = 0
|
|
test_frame2.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame2.ip_dest_ip = 0xc0a80164
|
|
test_frame2.payload = bytearray(range(32))
|
|
test_frame2.build()
|
|
|
|
source_1.send(test_frame1)
|
|
source_2.send(test_frame2)
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
while input_0_ip_payload_tvalid or input_1_ip_payload_tvalid or input_2_ip_payload_tvalid or input_3_ip_payload_tvalid:
|
|
sink_pause.next = True
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
sink_pause.next = False
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame1
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
yield delay(100)
|
|
|
|
yield clk.posedge
|
|
print("test 7: back-to-back packets, different ports, arbitration test")
|
|
current_test.next = 7
|
|
|
|
test_frame1 = ip_ep.IPFrame()
|
|
test_frame1.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame1.eth_src_mac = 0x5A0152535455
|
|
test_frame1.eth_type = 0x8000
|
|
test_frame1.ip_version = 4
|
|
test_frame1.ip_ihl = 5
|
|
test_frame1.ip_dscp = 0
|
|
test_frame1.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame1.ip_dest_ip = 0xc0a80164
|
|
test_frame1.payload = bytearray(range(32))
|
|
test_frame1.build()
|
|
test_frame2 = ip_ep.IPFrame()
|
|
test_frame2.eth_dest_mac = 0xDAD1D2D3D4D5
|
|
test_frame2.eth_src_mac = 0x5A0252535455
|
|
test_frame2.eth_type = 0x8000
|
|
test_frame2.ip_version = 4
|
|
test_frame2.ip_ihl = 5
|
|
test_frame2.ip_dscp = 0
|
|
test_frame2.ip_ecn = 0
|
|
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 = 0xc0a80165
|
|
test_frame2.ip_dest_ip = 0xc0a80164
|
|
test_frame2.payload = bytearray(range(32))
|
|
test_frame2.build()
|
|
|
|
source_1.send(test_frame1)
|
|
source_2.send(test_frame2)
|
|
source_2.send(test_frame2)
|
|
source_2.send(test_frame2)
|
|
source_2.send(test_frame2)
|
|
source_2.send(test_frame2)
|
|
yield clk.posedge
|
|
|
|
yield delay(800)
|
|
yield clk.posedge
|
|
source_1.send(test_frame1)
|
|
|
|
while input_0_ip_payload_tvalid or input_1_ip_payload_tvalid or input_2_ip_payload_tvalid or input_3_ip_payload_tvalid:
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
yield clk.posedge
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame1
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame1
|
|
|
|
rx_frame = sink.recv()
|
|
|
|
assert rx_frame == test_frame2
|
|
|
|
yield delay(100)
|
|
|
|
raise StopSimulation
|
|
|
|
return dut, source_0_logic, source_1_logic, source_2_logic, source_3_logic, sink_logic, clkgen, check
|
|
|
|
def test_bench():
|
|
os.chdir(os.path.dirname(os.path.abspath(__file__)))
|
|
sim = Simulation(bench())
|
|
sim.run()
|
|
|
|
if __name__ == '__main__':
|
|
print("Running test...")
|
|
test_bench()
|
|
|