53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
from migen import *
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from litex.soc.interconnect import wishbone
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from liteeth.common import *
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from liteeth.core.mac import LiteEthMAC
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from liteeth.core.arp import LiteEthARP
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from test.common import *
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from test.model import phy, mac, arp
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ip_address = 0x12345678
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mac_address = 0x12345678abcd
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class TB(Module):
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def __init__(self):
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self.submodules.phy_model = phy.PHY(8, debug=False)
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self.submodules.mac_model = mac.MAC(self.phy_model, debug=False, loopback=False)
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self.submodules.arp_model = arp.ARP(self.mac_model, mac_address, ip_address, debug=False)
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self.submodules.mac = LiteEthMAC(self.phy_model, dw=8, with_preamble_crc=True)
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self.submodules.arp = LiteEthARP(self.mac, mac_address, ip_address, 100000)
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def main_generator(dut):
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while (yield dut.arp.table.request.ack) != 1:
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yield dut.arp.table.request.stb.eq(1)
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yield dut.arp.table.request.ip_address.eq(0x12345678)
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yield
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yield dut.arp.table.request.stb.eq(0)
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while (yield dut.arp.table.response.stb) != 1:
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yield dut.arp.table.response.ack.eq(1)
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yield
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print("Received MAC : 0x{:12x}".format((yield dut.arp.table.response.mac_address)))
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# XXX: find a way to exit properly
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import sys
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sys.exit()
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if __name__ == "__main__":
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tb = TB()
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generators = {
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"sys" : [main_generator(tb)],
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"eth_tx": [tb.phy_model.phy_sink.generator(),
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tb.phy_model.generator()],
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"eth_rx": tb.phy_model.phy_source.generator()
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}
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clocks = {"sys": 10,
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"eth_rx": 10,
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"eth_tx": 10}
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run_simulation(tb, generators, clocks, vcd_name="sim.vcd")
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