nmigen_boards/de0_cv.py

   1 import os
   2 import subprocess
   3
   4 from nmigen.build import *
   5 from nmigen.vendor.intel import *
   6 from .resources import *
   7
   8
   9 __all__ = ["DE0CVPlatform"]
  10
  11
  12 class DE0CVPlatform(IntelPlatform):
  13     device      = "5CEBA4" # Cyclone V 49K LEs
  14     package     = "F23"    # FBGA-484
  15     speed       = "C7"
  16     default_clk = "clk50"
  17     resources   = [
  18         Resource("clk50", 0, Pins("M9", dir="i"),
  19                  Clock(50e6), Attrs(io_standard="3.3-V LVTTL")),
  20         Resource("clk50", 1, Pins("H13", dir="i"),
  21                  Clock(50e6), Attrs(io_standard="3.3-V LVTTL")),
  22         Resource("clk50", 2, Pins("E10", dir="i"),
  23                  Clock(50e6), Attrs(io_standard="3.3-V LVTTL")),
  24         Resource("clk50", 3, Pins("V15", dir="i"),
  25                  Clock(50e6), Attrs(io_standard="3.3-V LVTTL")),
  26
  27         *LEDResources(
  28             pins="AA2 AA1 W2 Y3 N2 N1 U2 U1 L2 L1", invert=True,
  29             attrs=Attrs(io_standard="3.3-V LVTTL")),
  30         *ButtonResources(
  31             pins="U7 W9 M7 M6", invert=True,
  32             attrs=Attrs(io_standard="3.3-V LVTTL")),
  33         *SwitchResources(
  34             pins="U13 V13 T13 T12 AA15 AB15 AA14 AA13 AB13 AB12",
  35             attrs=Attrs(io_standard="3.3-V LVTTL")),
  36         Display7SegResource(0,
  37             a="U21", b="V21", c="W22", d="W21", e="Y22", f="Y21", g="AA22", invert=True,
  38             attrs=Attrs(io_standard="3.3-V LVTTL")),
  39         Display7SegResource(1,
  40             a="AA20", b="AB20", c="AA19", d="AA18", e="AB18", f="AA17", g="U22", invert=True,
  41             attrs=Attrs(io_standard="3.3-V LVTTL")),
  42         Display7SegResource(2,
  43             a="Y19", b="AB17", c="AA10", d="Y14", e="V14", f="AB22", g="AB21", invert=True,
  44             attrs=Attrs(io_standard="3.3-V LVTTL")),
  45         Display7SegResource(3,
  46             a="Y16", b="W16", c="Y17", d="V16", e="U17", f="V18", g="V19", invert=True,
  47             attrs=Attrs(io_standard="3.3-V LVTTL")),
  48         Display7SegResource(4,
  49             a="U20", b="Y20", c="V20", d="U16", e="U15", f="Y15", g="P9", invert=True,
  50             attrs=Attrs(io_standard="3.3-V LVTTL")),
  51         Display7SegResource(5,
  52             a="N9", b="M8", c="T14", d="P14", e="C1", f="C2", g="W19", invert=True,
  53             attrs=Attrs(io_standard="3.3-V LVTTL")),
  54
  55         Resource("vga", 0,
  56             Subsignal("r", Pins("A9 B10 C9 A5", dir="o")),
  57             Subsignal("g", Pins("L7 K7 J7 J8", dir="o")),
  58             Subsignal("b", Pins("B6 B7 A8 A7", dir="o")),
  59             Subsignal("hs", Pins("H8", dir="o")),
  60             Subsignal("vs", Pins("G8", dir="o")),
  61             Attrs(io_standard="3.3-V LVTTL")
  62         ),
  63
  64         Resource("ps2_host", 0, # Keyboard
  65             Subsignal("clk", Pins("D3", dir="i")),
  66             Subsignal("dat", Pins("G2", dir="io")),
  67             Attrs(io_standard="3.3-V LVTTL")
  68         ),
  69         Resource("ps2_host", 1, # Mouse
  70             Subsignal("clk", Pins("E2", dir="i")),
  71             Subsignal("dat", Pins("G1", dir="io")),
  72             Attrs(io_standard="3.3-V LVTTL")
  73         ),
  74
  75         *SDCardResources(0,
  76             clk="H11", cmd="B11", dat0="K9", dat1="D12", dat2="E12", dat3="C11", wp="W20",
  77             attrs=Attrs(io_standard="3.3-V LVTTL")),
  78
  79         SDRAMResource(0,
  80             clk="AB11", cke="R6", cs="G7", we="AB5", ras="AB6", cas="V6",
  81             ba="B5 A4", a="W8 T8 U11 Y10 N6 AB10 P12 P7 P8 R5 U8 P6 R7",
  82             dq="Y9 T10 R9 Y11 R10 R11 R12 AA12 AA9 AB8 AA8 AA7 V10 V9 U10 T9", dqm="U12 N8",
  83             attrs=Attrs(io_standard="3.3-V LVCMOS")),
  84     ]
  85     connectors  = [
  86         Connector("j", 1,
  87             "N16  B16  M16  C16  D17  K20  K21  K22  M20  M21  "
  88             "-    -    N21  R22  R21  T22  N20  N19  M22  P19  "
  89             "L22  P17  P16  M18  L18  L17  L19  K17  -    -    "
  90             "K19  P18  R15  R17  R16  T20  T19  T18  T17  T15  "),
  91         Connector("j", 2,
  92             "H16  A12  H15  B12  A13  B13  C13  D13  G18  G17  "
  93             "-    -    H18  J18  J19  G11  H10  J11  H14  A15  "
  94             "J13  L8   A14  B15  C15  E14  E15  E16  -    -    "
  95             "F14  F15  F13  F12  G16  G15  G13  G12  J17  K16  "),
  96     ]
  97
  98     def toolchain_program(self, products, name):
  99         quartus_pgm = os.environ.get("QUARTUS_PGM", "quartus_pgm")
 100         with products.extract("{}.sof".format(name)) as bitstream_filename:
 101             subprocess.check_call([quartus_pgm, "--haltcc", "--mode", "JTAG",
 102                                    "--operation", "P;" + bitstream_filename])
 103
 104
 105 if __name__ == "__main__":
 106     from .test.blinky import Blinky
 107     DE0CVPlatform().build(Blinky(), do_program=True)