misoclib/mem/litesata/phy/__init__.py

   1 from litesata.common import *
   2 from litesata.phy.ctrl import *
   3 from litesata.phy.datapath import *
   4
   5 class LiteSATAPHY(Module):
   6         def __init__(self, device, pads, revision, clk_freq):
   7                 self.pads = pads
   8                 self.revision = revision
   9                 # Transceiver / Clocks
  10                 if device[:3] == "xc7": # Kintex 7
  11                         from litesata.phy.k7.trx import K7LiteSATAPHYTRX
  12                         from litesata.phy.k7.crg import K7LiteSATAPHYCRG
  13                         self.submodules.trx = K7LiteSATAPHYTRX(pads, revision)
  14                         self.submodules.crg = K7LiteSATAPHYCRG(pads, self.trx, revision, clk_freq)
  15                 else:
  16                         msg = "Device" + device + "not (yet) supported."
  17                         raise NotImplementedError(msg)
  18
  19                 # Control
  20                 self.submodules.ctrl = LiteSATAPHYCtrl(self.trx, self.crg, clk_freq)
  21
  22                 # Datapath
  23                 self.submodules.datapath = LiteSATAPHYDatapath(self.trx, self.ctrl)
  24                 self.sink, self.source = self.datapath.sink, self.datapath.source