liteeth/mac/frontend/common.py

   1 from liteeth.common import *
   2
   3 class LiteEthMACMasterPort:
   4         def __init__(self, dw):
   5                 self.source = Source(eth_mac_description(dw))
   6                 self.sink = Sink(eth_mac_description(dw))
   7
   8         def connect(self, slave):
   9                 return [
  10                         Record.connect(self.source, slave.sink),
  11                         Record.connect(slave.source, self.sink)
  12                 ]
  13
  14 class LiteEthMACSlavePort:
  15         def __init__(self, dw):
  16                 self.sink = Sink(eth_mac_description(dw))
  17                 self.source = Source(eth_mac_description(dw))
  18
  19         def connect(self, master):
  20                 return [
  21                         Record.connect(self.sink, master.source),
  22                         Record.connect(master.sink, self.source)
  23                 ]
  24
  25 class LiteEthMACUserPort(LiteEthMACSlavePort):
  26         def __init__(self, dw):
  27                 LiteEthMACSlavePort.__init__(self, dw)