forked from M-Labs/artiq
747 lines
31 KiB
Python
747 lines
31 KiB
Python
from migen import *
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from migen.build.generic_platform import *
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from migen.genlib.io import DifferentialOutput
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from artiq.gateware import rtio
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from artiq.gateware.rtio.phy import spi2, ad53xx_monitor, dds, grabber
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from artiq.gateware.suservo import servo, pads as servo_pads
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from artiq.gateware.rtio.phy import servo as rtservo, fastino, phaser
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def _eem_signal(i):
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n = "d{}".format(i)
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if i == 0:
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n += "_cc"
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return n
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def _eem_pin(eem, i, pol):
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return "eem{}:{}_{}".format(eem, _eem_signal(i), pol)
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def default_iostandard(eem):
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return IOStandard("LVDS_25")
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class _EEM:
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@classmethod
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def add_extension(cls, target, eem, *args, **kwargs):
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name = cls.__name__
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target.platform.add_extension(cls.io(eem, *args, **kwargs))
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print("{} (EEM{}) starting at RTIO channel 0x{:06x}"
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.format(name, eem, len(target.rtio_channels)))
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class DIO(_EEM):
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@staticmethod
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def io(eem, iostandard):
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return [("dio{}".format(eem), i,
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Subsignal("p", Pins(_eem_pin(eem, i, "p"))),
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Subsignal("n", Pins(_eem_pin(eem, i, "n"))),
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iostandard(eem))
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for i in range(8)]
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@classmethod
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def add_std(cls, target, eem, ttl03_cls, ttl47_cls, iostandard=default_iostandard,
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edge_counter_cls=None):
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cls.add_extension(target, eem, iostandard=iostandard)
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phys = []
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dci = iostandard(eem).name == "LVDS"
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for i in range(4):
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pads = target.platform.request("dio{}".format(eem), i)
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phy = ttl03_cls(pads.p, pads.n, dci=dci)
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phys.append(phy)
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy))
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for i in range(4):
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pads = target.platform.request("dio{}".format(eem), 4+i)
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phy = ttl47_cls(pads.p, pads.n, dci=dci)
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phys.append(phy)
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy))
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if edge_counter_cls is not None:
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for phy in phys:
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state = getattr(phy, "input_state", None)
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if state is not None:
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counter = edge_counter_cls(state)
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target.submodules += counter
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target.rtio_channels.append(rtio.Channel.from_phy(counter))
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class DIO_SPI(_EEM):
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@staticmethod
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def io(eem, spi, ttl, iostandard):
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def spi_subsignals(clk, mosi, miso, cs, pol):
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signals = [Subsignal("clk", Pins(_eem_pin(eem, clk, pol)))]
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if mosi is not None:
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signals.append(Subsignal("mosi",
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Pins(_eem_pin(eem, mosi, pol))))
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if miso is not None:
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signals.append(Subsignal("miso",
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Pins(_eem_pin(eem, miso, pol))))
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if cs:
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signals.append(Subsignal("cs_n", Pins(
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*(_eem_pin(eem, pin, pol) for pin in cs))))
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return signals
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spi = [
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("dio{}_spi{}_{}".format(eem, i, pol), i,
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*spi_subsignals(clk, mosi, miso, cs, pol),
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iostandard(eem))
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for i, (clk, mosi, miso, cs) in enumerate(spi) for pol in "pn"
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]
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ttl = [
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("dio{}".format(eem), i,
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Subsignal("p", Pins(_eem_pin(eem, pin, "p"))),
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Subsignal("n", Pins(_eem_pin(eem, pin, "n"))),
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iostandard(eem))
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for i, (pin, _, _) in enumerate(ttl)
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]
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return spi + ttl
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@classmethod
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def add_std(cls, target, eem, spi, ttl, iostandard=default_iostandard):
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cls.add_extension(target, eem, spi, ttl, iostandard=iostandard)
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for i in range(len(spi)):
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phy = spi2.SPIMaster(
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target.platform.request("dio{}_spi{}_p".format(eem, i)),
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target.platform.request("dio{}_spi{}_n".format(eem, i))
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)
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target.submodules += phy
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target.rtio_channels.append(
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rtio.Channel.from_phy(phy, ififo_depth=4))
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dci = iostandard(eem).name == "LVDS"
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for i, (_, ttl_cls, edge_counter_cls) in enumerate(ttl):
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pads = target.platform.request("dio{}".format(eem), i)
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phy = ttl_cls(pads.p, pads.n, dci=dci)
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy))
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if edge_counter_cls is not None:
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state = getattr(phy, "input_state", None)
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if state is not None:
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counter = edge_counter_cls(state)
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target.submodules += counter
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target.rtio_channels.append(rtio.Channel.from_phy(counter))
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class Urukul(_EEM):
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@staticmethod
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def io(eem, eem_aux, iostandard):
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ios = [
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("urukul{}_spi_p".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 0, "p"))),
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Subsignal("mosi", Pins(_eem_pin(eem, 1, "p"))),
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Subsignal("miso", Pins(_eem_pin(eem, 2, "p"))),
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Subsignal("cs_n", Pins(
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*(_eem_pin(eem, i + 3, "p") for i in range(3)))),
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iostandard(eem),
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),
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("urukul{}_spi_n".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 0, "n"))),
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Subsignal("mosi", Pins(_eem_pin(eem, 1, "n"))),
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Subsignal("miso", Pins(_eem_pin(eem, 2, "n"))),
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Subsignal("cs_n", Pins(
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*(_eem_pin(eem, i + 3, "n") for i in range(3)))),
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iostandard(eem),
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),
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]
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ttls = [(6, eem, "io_update"),
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(7, eem, "dds_reset_sync_in", Misc("IOB=TRUE"))]
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if eem_aux is not None:
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ttls += [(0, eem_aux, "sync_clk"),
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(1, eem_aux, "sync_in"),
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(2, eem_aux, "io_update_ret"),
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(3, eem_aux, "nu_mosi3"),
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(4, eem_aux, "sw0"),
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(5, eem_aux, "sw1"),
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(6, eem_aux, "sw2"),
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(7, eem_aux, "sw3")]
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for i, j, sig, *extra_args in ttls:
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ios.append(
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("urukul{}_{}".format(eem, sig), 0,
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Subsignal("p", Pins(_eem_pin(j, i, "p"))),
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Subsignal("n", Pins(_eem_pin(j, i, "n"))),
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iostandard(j), *extra_args
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))
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return ios
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@staticmethod
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def io_qspi(eem0, eem1, iostandard):
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ios = [
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("urukul{}_spi_p".format(eem0), 0,
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Subsignal("clk", Pins(_eem_pin(eem0, 0, "p"))),
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Subsignal("mosi", Pins(_eem_pin(eem0, 1, "p"))),
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Subsignal("cs_n", Pins(
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_eem_pin(eem0, 3, "p"), _eem_pin(eem0, 4, "p"))),
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iostandard(eem0),
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),
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("urukul{}_spi_n".format(eem0), 0,
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Subsignal("clk", Pins(_eem_pin(eem0, 0, "n"))),
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Subsignal("mosi", Pins(_eem_pin(eem0, 1, "n"))),
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Subsignal("cs_n", Pins(
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_eem_pin(eem0, 3, "n"), _eem_pin(eem0, 4, "n"))),
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iostandard(eem0),
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),
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]
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ttls = [(6, eem0, "io_update"),
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(7, eem0, "dds_reset_sync_in"),
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(4, eem1, "sw0"),
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(5, eem1, "sw1"),
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(6, eem1, "sw2"),
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(7, eem1, "sw3")]
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for i, j, sig in ttls:
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ios.append(
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("urukul{}_{}".format(eem0, sig), 0,
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Subsignal("p", Pins(_eem_pin(j, i, "p"))),
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Subsignal("n", Pins(_eem_pin(j, i, "n"))),
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iostandard(j)
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))
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ios += [
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("urukul{}_qspi_p".format(eem0), 0,
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Subsignal("cs", Pins(_eem_pin(eem0, 5, "p")), iostandard(eem0)),
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Subsignal("clk", Pins(_eem_pin(eem0, 2, "p")), iostandard(eem0)),
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Subsignal("mosi0", Pins(_eem_pin(eem1, 0, "p")), iostandard(eem1)),
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Subsignal("mosi1", Pins(_eem_pin(eem1, 1, "p")), iostandard(eem1)),
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Subsignal("mosi2", Pins(_eem_pin(eem1, 2, "p")), iostandard(eem1)),
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Subsignal("mosi3", Pins(_eem_pin(eem1, 3, "p")), iostandard(eem1)),
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),
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("urukul{}_qspi_n".format(eem0), 0,
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Subsignal("cs", Pins(_eem_pin(eem0, 5, "n")), iostandard(eem0)),
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Subsignal("clk", Pins(_eem_pin(eem0, 2, "n")), iostandard(eem0)),
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Subsignal("mosi0", Pins(_eem_pin(eem1, 0, "n")), iostandard(eem1)),
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Subsignal("mosi1", Pins(_eem_pin(eem1, 1, "n")), iostandard(eem1)),
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Subsignal("mosi2", Pins(_eem_pin(eem1, 2, "n")), iostandard(eem1)),
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Subsignal("mosi3", Pins(_eem_pin(eem1, 3, "n")), iostandard(eem1)),
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),
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]
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return ios
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@classmethod
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def add_std(cls, target, eem, eem_aux, ttl_out_cls, dds_type, sync_gen_cls=None, iostandard=default_iostandard):
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cls.add_extension(target, eem, eem_aux, iostandard=iostandard)
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spi_phy = spi2.SPIMaster(target.platform.request("urukul{}_spi_p".format(eem)),
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target.platform.request("urukul{}_spi_n".format(eem)))
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target.submodules += spi_phy
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target.rtio_channels.append(rtio.Channel.from_phy(spi_phy, ififo_depth=4))
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pads = target.platform.request("urukul{}_dds_reset_sync_in".format(eem))
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if sync_gen_cls is not None: # AD9910 variant and SYNC_IN from EEM
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phy = sync_gen_cls(pad=pads.p, pad_n=pads.n, ftw_width=4)
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy))
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pads = target.platform.request("urukul{}_io_update".format(eem))
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io_upd_phy = ttl_out_cls(pads.p, pads.n)
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target.submodules += io_upd_phy
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target.rtio_channels.append(rtio.Channel.from_phy(io_upd_phy))
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dds_monitor = dds.UrukulMonitor(spi_phy, io_upd_phy, dds_type)
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target.submodules += dds_monitor
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spi_phy.probes.extend(dds_monitor.probes)
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if eem_aux is not None:
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for signal in "sw0 sw1 sw2 sw3".split():
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pads = target.platform.request("urukul{}_{}".format(eem, signal))
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phy = ttl_out_cls(pads.p, pads.n)
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy))
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class Sampler(_EEM):
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@staticmethod
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def io(eem, eem_aux, iostandard):
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ios = [
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("sampler{}_adc_spi_p".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 0, "p"))),
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Subsignal("miso", Pins(_eem_pin(eem, 1, "p"))),
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iostandard(eem),
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),
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("sampler{}_adc_spi_n".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 0, "n"))),
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Subsignal("miso", Pins(_eem_pin(eem, 1, "n"))),
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iostandard(eem),
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),
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("sampler{}_pgia_spi_p".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 4, "p"))),
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Subsignal("mosi", Pins(_eem_pin(eem, 5, "p"))),
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Subsignal("miso", Pins(_eem_pin(eem, 6, "p"))),
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Subsignal("cs_n", Pins(_eem_pin(eem, 7, "p"))),
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iostandard(eem),
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),
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("sampler{}_pgia_spi_n".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 4, "n"))),
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Subsignal("mosi", Pins(_eem_pin(eem, 5, "n"))),
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Subsignal("miso", Pins(_eem_pin(eem, 6, "n"))),
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Subsignal("cs_n", Pins(_eem_pin(eem, 7, "n"))),
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iostandard(eem),
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),
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] + [
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("sampler{}_{}".format(eem, sig), 0,
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Subsignal("p", Pins(_eem_pin(j, i, "p"))),
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Subsignal("n", Pins(_eem_pin(j, i, "n"))),
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iostandard(j)
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) for i, j, sig in [
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(2, eem, "sdr"),
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(3, eem, "cnv")
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]
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]
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if eem_aux is not None:
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ios += [
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("sampler{}_adc_data_p".format(eem), 0,
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Subsignal("clkout", Pins(_eem_pin(eem_aux, 0, "p"))),
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Subsignal("sdoa", Pins(_eem_pin(eem_aux, 1, "p"))),
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Subsignal("sdob", Pins(_eem_pin(eem_aux, 2, "p"))),
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Subsignal("sdoc", Pins(_eem_pin(eem_aux, 3, "p"))),
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Subsignal("sdod", Pins(_eem_pin(eem_aux, 4, "p"))),
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Misc("DIFF_TERM=TRUE"),
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iostandard(eem_aux),
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),
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("sampler{}_adc_data_n".format(eem), 0,
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Subsignal("clkout", Pins(_eem_pin(eem_aux, 0, "n"))),
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Subsignal("sdoa", Pins(_eem_pin(eem_aux, 1, "n"))),
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Subsignal("sdob", Pins(_eem_pin(eem_aux, 2, "n"))),
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Subsignal("sdoc", Pins(_eem_pin(eem_aux, 3, "n"))),
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Subsignal("sdod", Pins(_eem_pin(eem_aux, 4, "n"))),
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Misc("DIFF_TERM=TRUE"),
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iostandard(eem_aux),
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),
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]
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return ios
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@classmethod
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def add_std(cls, target, eem, eem_aux, ttl_out_cls, iostandard=default_iostandard):
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cls.add_extension(target, eem, eem_aux, iostandard=iostandard)
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phy = spi2.SPIMaster(
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target.platform.request("sampler{}_adc_spi_p".format(eem)),
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target.platform.request("sampler{}_adc_spi_n".format(eem)))
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=4))
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phy = spi2.SPIMaster(
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target.platform.request("sampler{}_pgia_spi_p".format(eem)),
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target.platform.request("sampler{}_pgia_spi_n".format(eem)))
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=4))
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pads = target.platform.request("sampler{}_cnv".format(eem))
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phy = ttl_out_cls(pads.p, pads.n)
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy))
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sdr = target.platform.request("sampler{}_sdr".format(eem))
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target.specials += DifferentialOutput(1, sdr.p, sdr.n)
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class Novogorny(_EEM):
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@staticmethod
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def io(eem, iostandard):
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return [
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("novogorny{}_spi_p".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 0, "p"))),
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Subsignal("mosi", Pins(_eem_pin(eem, 1, "p"))),
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Subsignal("miso", Pins(_eem_pin(eem, 2, "p"))),
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Subsignal("cs_n", Pins(
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_eem_pin(eem, 3, "p"), _eem_pin(eem, 4, "p"))),
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iostandard(eem),
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),
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("novogorny{}_spi_n".format(eem), 0,
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Subsignal("clk", Pins(_eem_pin(eem, 0, "n"))),
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Subsignal("mosi", Pins(_eem_pin(eem, 1, "n"))),
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Subsignal("miso", Pins(_eem_pin(eem, 2, "n"))),
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Subsignal("cs_n", Pins(
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_eem_pin(eem, 3, "n"), _eem_pin(eem, 4, "n"))),
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iostandard(eem),
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),
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] + [
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("novogorny{}_{}".format(eem, sig), 0,
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Subsignal("p", Pins(_eem_pin(j, i, "p"))),
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Subsignal("n", Pins(_eem_pin(j, i, "n"))),
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iostandard(j)
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) for i, j, sig in [
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(5, eem, "cnv"),
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(6, eem, "busy"),
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(7, eem, "scko"),
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]
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]
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@classmethod
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def add_std(cls, target, eem, ttl_out_cls, iostandard=default_iostandard):
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cls.add_extension(target, eem, iostandard=iostandard)
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phy = spi2.SPIMaster(target.platform.request("novogorny{}_spi_p".format(eem)),
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target.platform.request("novogorny{}_spi_n".format(eem)))
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=16))
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pads = target.platform.request("novogorny{}_cnv".format(eem))
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phy = ttl_out_cls(pads.p, pads.n)
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target.submodules += phy
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target.rtio_channels.append(rtio.Channel.from_phy(phy))
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class Zotino(_EEM):
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@staticmethod
|
|
def io(eem, iostandard):
|
|
return [
|
|
("zotino{}_spi_p".format(eem), 0,
|
|
Subsignal("clk", Pins(_eem_pin(eem, 0, "p"))),
|
|
Subsignal("mosi", Pins(_eem_pin(eem, 1, "p"))),
|
|
Subsignal("miso", Pins(_eem_pin(eem, 2, "p"))),
|
|
Subsignal("cs_n", Pins(
|
|
_eem_pin(eem, 3, "p"), _eem_pin(eem, 4, "p"))),
|
|
iostandard(eem),
|
|
),
|
|
("zotino{}_spi_n".format(eem), 0,
|
|
Subsignal("clk", Pins(_eem_pin(eem, 0, "n"))),
|
|
Subsignal("mosi", Pins(_eem_pin(eem, 1, "n"))),
|
|
Subsignal("miso", Pins(_eem_pin(eem, 2, "n"))),
|
|
Subsignal("cs_n", Pins(
|
|
_eem_pin(eem, 3, "n"), _eem_pin(eem, 4, "n"))),
|
|
iostandard(eem),
|
|
),
|
|
] + [
|
|
("zotino{}_{}".format(eem, sig), 0,
|
|
Subsignal("p", Pins(_eem_pin(j, i, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(j, i, "n"))),
|
|
iostandard(j)
|
|
) for i, j, sig in [
|
|
(5, eem, "ldac_n"),
|
|
(6, eem, "busy"),
|
|
(7, eem, "clr_n"),
|
|
]
|
|
]
|
|
|
|
@classmethod
|
|
def add_std(cls, target, eem, ttl_out_cls, iostandard=default_iostandard):
|
|
cls.add_extension(target, eem, iostandard=iostandard)
|
|
|
|
spi_phy = spi2.SPIMaster(target.platform.request("zotino{}_spi_p".format(eem)),
|
|
target.platform.request("zotino{}_spi_n".format(eem)))
|
|
target.submodules += spi_phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(spi_phy, ififo_depth=4))
|
|
|
|
pads = target.platform.request("zotino{}_ldac_n".format(eem))
|
|
ldac_phy = ttl_out_cls(pads.p, pads.n)
|
|
target.submodules += ldac_phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(ldac_phy))
|
|
|
|
pads = target.platform.request("zotino{}_clr_n".format(eem))
|
|
clr_phy = ttl_out_cls(pads.p, pads.n)
|
|
target.submodules += clr_phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(clr_phy))
|
|
|
|
dac_monitor = ad53xx_monitor.AD53XXMonitor(spi_phy.rtlink, ldac_phy.rtlink)
|
|
target.submodules += dac_monitor
|
|
spi_phy.probes.extend(dac_monitor.probes)
|
|
|
|
|
|
class Grabber(_EEM):
|
|
@staticmethod
|
|
def io(eem, eem_aux, iostandard):
|
|
ios = [
|
|
("grabber{}_video".format(eem), 0,
|
|
Subsignal("clk_p", Pins(_eem_pin(eem, 0, "p"))),
|
|
Subsignal("clk_n", Pins(_eem_pin(eem, 0, "n"))),
|
|
Subsignal("sdi_p", Pins(*[_eem_pin(eem, i, "p") for i in range(1, 5)])),
|
|
Subsignal("sdi_n", Pins(*[_eem_pin(eem, i, "n") for i in range(1, 5)])),
|
|
iostandard(eem), Misc("DIFF_TERM=TRUE")
|
|
),
|
|
("grabber{}_cc0".format(eem), 0,
|
|
Subsignal("p", Pins(_eem_pin(eem, 5, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem, 5, "n"))),
|
|
iostandard(eem)
|
|
),
|
|
("grabber{}_cc1".format(eem), 0,
|
|
Subsignal("p", Pins(_eem_pin(eem, 6, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem, 6, "n"))),
|
|
iostandard(eem)
|
|
),
|
|
("grabber{}_cc2".format(eem), 0,
|
|
Subsignal("p", Pins(_eem_pin(eem, 7, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem, 7, "n"))),
|
|
iostandard(eem)
|
|
),
|
|
]
|
|
if eem_aux is not None:
|
|
ios += [
|
|
("grabber{}_video_m".format(eem), 0,
|
|
Subsignal("clk_p", Pins(_eem_pin(eem_aux, 0, "p"))),
|
|
Subsignal("clk_n", Pins(_eem_pin(eem_aux, 0, "n"))),
|
|
Subsignal("sdi_p", Pins(*[_eem_pin(eem_aux, i, "p") for i in range(1, 5)])),
|
|
Subsignal("sdi_n", Pins(*[_eem_pin(eem_aux, i, "n") for i in range(1, 5)])),
|
|
iostandard(eem_aux), Misc("DIFF_TERM=TRUE")
|
|
),
|
|
("grabber{}_serrx".format(eem), 0,
|
|
Subsignal("p", Pins(_eem_pin(eem_aux, 5, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem_aux, 5, "n"))),
|
|
iostandard(eem_aux), Misc("DIFF_TERM=TRUE")
|
|
),
|
|
("grabber{}_sertx".format(eem), 0,
|
|
Subsignal("p", Pins(_eem_pin(eem_aux, 6, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem_aux, 6, "n"))),
|
|
iostandard(eem_aux)
|
|
),
|
|
("grabber{}_cc3".format(eem), 0,
|
|
Subsignal("p", Pins(_eem_pin(eem_aux, 7, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem_aux, 7, "n"))),
|
|
iostandard(eem_aux)
|
|
),
|
|
]
|
|
return ios
|
|
|
|
@classmethod
|
|
def add_std(cls, target, eem, eem_aux=None, eem_aux2=None, ttl_out_cls=None,
|
|
iostandard=default_iostandard):
|
|
cls.add_extension(target, eem, eem_aux, iostandard=iostandard)
|
|
|
|
pads = target.platform.request("grabber{}_video".format(eem))
|
|
target.platform.add_period_constraint(pads.clk_p, 14.71)
|
|
phy = grabber.Grabber(pads)
|
|
name = "grabber{}".format(len(target.grabber_csr_group))
|
|
setattr(target.submodules, name, phy)
|
|
|
|
target.platform.add_false_path_constraints(
|
|
target.crg.cd_sys.clk, phy.deserializer.cd_cl.clk)
|
|
# Avoid bogus s/h violations at the clock input being sampled
|
|
# by the ISERDES. This uses dynamic calibration.
|
|
target.platform.add_false_path_constraints(
|
|
pads.clk_p, phy.deserializer.cd_cl7x.clk)
|
|
|
|
target.grabber_csr_group.append(name)
|
|
target.csr_devices.append(name)
|
|
target.rtio_channels += [
|
|
rtio.Channel(phy.config),
|
|
rtio.Channel(phy.gate_data)
|
|
]
|
|
|
|
if ttl_out_cls is not None:
|
|
for signal in "cc0 cc1 cc2".split():
|
|
pads = target.platform.request("grabber{}_{}".format(eem, signal))
|
|
phy = ttl_out_cls(pads.p, pads.n)
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy))
|
|
if eem_aux is not None:
|
|
pads = target.platform.request("grabber{}_cc3".format(eem))
|
|
phy = ttl_out_cls(pads.p, pads.n)
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy))
|
|
|
|
|
|
class SUServo(_EEM):
|
|
@staticmethod
|
|
def io(*eems, iostandard):
|
|
assert len(eems) in (4, 6)
|
|
io = (Sampler.io(*eems[0:2], iostandard=iostandard)
|
|
+ Urukul.io_qspi(*eems[2:4], iostandard=iostandard))
|
|
if len(eems) == 6: # two Urukuls
|
|
io += Urukul.io_qspi(*eems[4:6], iostandard=iostandard)
|
|
return io
|
|
|
|
@classmethod
|
|
def add_std(cls, target, eems_sampler, eems_urukul,
|
|
t_rtt=4, clk=1, shift=11, profile=5,
|
|
iostandard=default_iostandard):
|
|
"""Add a 8-channel Sampler-Urukul Servo
|
|
|
|
:param t_rtt: upper estimate for clock round-trip propagation time from
|
|
``sck`` at the FPGA to ``clkout`` at the FPGA, measured in RTIO
|
|
coarse cycles (default: 4). This is the sum of the round-trip
|
|
cabling delay and the 8 ns max propagation delay on Sampler (ADC
|
|
and LVDS drivers). Increasing ``t_rtt`` increases servo latency.
|
|
With all other parameters at their default values, ``t_rtt`` values
|
|
above 4 also increase the servo period (reduce servo bandwidth).
|
|
:param clk: DDS SPI clock cycle half-width in RTIO coarse cycles
|
|
(default: 1)
|
|
:param shift: fixed-point scaling factor for IIR coefficients
|
|
(default: 11)
|
|
:param profile: log2 of the number of profiles for each DDS channel
|
|
(default: 5)
|
|
"""
|
|
cls.add_extension(
|
|
target, *(eems_sampler + sum(eems_urukul, [])),
|
|
iostandard=iostandard)
|
|
eem_sampler = "sampler{}".format(eems_sampler[0])
|
|
eem_urukul = ["urukul{}".format(i[0]) for i in eems_urukul]
|
|
|
|
sampler_pads = servo_pads.SamplerPads(target.platform, eem_sampler)
|
|
urukul_pads = servo_pads.UrukulPads(
|
|
target.platform, *eem_urukul)
|
|
target.submodules += sampler_pads, urukul_pads
|
|
# timings in units of RTIO coarse period
|
|
adc_p = servo.ADCParams(width=16, channels=8, lanes=4, t_cnvh=4,
|
|
# account for SCK DDR to CONV latency
|
|
# difference (4 cycles measured)
|
|
t_conv=57 - 4, t_rtt=t_rtt + 4)
|
|
iir_p = servo.IIRWidths(state=25, coeff=18, adc=16, asf=14, word=16,
|
|
accu=48, shift=shift, channel=3,
|
|
profile=profile, dly=8)
|
|
dds_p = servo.DDSParams(width=8 + 32 + 16 + 16,
|
|
channels=adc_p.channels, clk=clk)
|
|
su = servo.Servo(sampler_pads, urukul_pads, adc_p, iir_p, dds_p)
|
|
su = ClockDomainsRenamer("rio_phy")(su)
|
|
# explicitly name the servo submodule to enable the migen namer to derive
|
|
# a name for the adc return clock domain
|
|
setattr(target.submodules, "suservo_eem{}".format(eems_sampler[0]), su)
|
|
|
|
ctrls = [rtservo.RTServoCtrl(ctrl) for ctrl in su.iir.ctrl]
|
|
target.submodules += ctrls
|
|
target.rtio_channels.extend(
|
|
rtio.Channel.from_phy(ctrl) for ctrl in ctrls)
|
|
mem = rtservo.RTServoMem(iir_p, su)
|
|
target.submodules += mem
|
|
target.rtio_channels.append(rtio.Channel.from_phy(mem, ififo_depth=4))
|
|
|
|
phy = spi2.SPIMaster(
|
|
target.platform.request("{}_pgia_spi_p".format(eem_sampler)),
|
|
target.platform.request("{}_pgia_spi_n".format(eem_sampler)))
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=4))
|
|
|
|
for i in range(2):
|
|
if len(eem_urukul) > i:
|
|
spi_p, spi_n = (
|
|
target.platform.request("{}_spi_p".format(eem_urukul[i])),
|
|
target.platform.request("{}_spi_n".format(eem_urukul[i])))
|
|
else: # create a dummy bus
|
|
spi_p = Record([("clk", 1), ("cs_n", 1)]) # mosi, cs_n
|
|
spi_n = None
|
|
|
|
phy = spi2.SPIMaster(spi_p, spi_n)
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=4))
|
|
|
|
for j, eem_urukuli in enumerate(eem_urukul):
|
|
pads = target.platform.request("{}_dds_reset_sync_in".format(eem_urukuli))
|
|
target.specials += DifferentialOutput(0, pads.p, pads.n)
|
|
|
|
for i, signal in enumerate("sw0 sw1 sw2 sw3".split()):
|
|
pads = target.platform.request("{}_{}".format(eem_urukuli, signal))
|
|
target.specials += DifferentialOutput(
|
|
su.iir.ctrl[j*4 + i].en_out, pads.p, pads.n)
|
|
|
|
|
|
class Mirny(_EEM):
|
|
@staticmethod
|
|
def io(eem, iostandard):
|
|
ios = [
|
|
("mirny{}_spi_p".format(eem), 0,
|
|
Subsignal("clk", Pins(_eem_pin(eem, 0, "p"))),
|
|
Subsignal("mosi", Pins(_eem_pin(eem, 1, "p"))),
|
|
Subsignal("miso", Pins(_eem_pin(eem, 2, "p"))),
|
|
Subsignal("cs_n", Pins(_eem_pin(eem, 3, "p"))),
|
|
iostandard(eem),
|
|
),
|
|
("mirny{}_spi_n".format(eem), 0,
|
|
Subsignal("clk", Pins(_eem_pin(eem, 0, "n"))),
|
|
Subsignal("mosi", Pins(_eem_pin(eem, 1, "n"))),
|
|
Subsignal("miso", Pins(_eem_pin(eem, 2, "n"))),
|
|
Subsignal("cs_n", Pins(_eem_pin(eem, 3, "n"))),
|
|
iostandard(eem),
|
|
),
|
|
]
|
|
for i in range(4):
|
|
ios.append(
|
|
("mirny{}_io{}".format(eem, i), 0,
|
|
Subsignal("p", Pins(_eem_pin(eem, 4 + i, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem, 4 + i, "n"))),
|
|
iostandard(eem)
|
|
))
|
|
return ios
|
|
|
|
@classmethod
|
|
def add_std(cls, target, eem, ttl_out_cls, iostandard=default_iostandard):
|
|
cls.add_extension(target, eem, iostandard=iostandard)
|
|
|
|
phy = spi2.SPIMaster(
|
|
target.platform.request("mirny{}_spi_p".format(eem)),
|
|
target.platform.request("mirny{}_spi_n".format(eem)))
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=4))
|
|
|
|
for i in range(4):
|
|
pads = target.platform.request("mirny{}_io{}".format(eem, i))
|
|
phy = ttl_out_cls(pads.p, pads.n)
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy))
|
|
|
|
|
|
class Fastino(_EEM):
|
|
@staticmethod
|
|
def io(eem, iostandard):
|
|
return [
|
|
("fastino{}_ser_{}".format(eem, pol), 0,
|
|
Subsignal("clk", Pins(_eem_pin(eem, 0, pol))),
|
|
Subsignal("mosi", Pins(*(_eem_pin(eem, i, pol)
|
|
for i in range(1, 7)))),
|
|
Subsignal("miso", Pins(_eem_pin(eem, 7, pol)),
|
|
Misc("DIFF_TERM=TRUE")),
|
|
iostandard(eem),
|
|
) for pol in "pn"]
|
|
|
|
@classmethod
|
|
def add_std(cls, target, eem, log2_width, iostandard=default_iostandard):
|
|
cls.add_extension(target, eem, iostandard=iostandard)
|
|
|
|
phy = fastino.Fastino(target.platform.request("fastino{}_ser_p".format(eem)),
|
|
target.platform.request("fastino{}_ser_n".format(eem)),
|
|
log2_width=log2_width)
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=4))
|
|
|
|
|
|
class Phaser(_EEM):
|
|
@staticmethod
|
|
def io(eem, iostandard):
|
|
return [
|
|
("phaser{}_ser_{}".format(eem, pol), 0,
|
|
Subsignal("clk", Pins(_eem_pin(eem, 0, pol))),
|
|
Subsignal("mosi", Pins(*(_eem_pin(eem, i, pol)
|
|
for i in range(1, 7)))),
|
|
Subsignal("miso", Pins(_eem_pin(eem, 7, pol)),
|
|
Misc("DIFF_TERM=TRUE")),
|
|
iostandard(eem),
|
|
) for pol in "pn"]
|
|
|
|
@classmethod
|
|
def add_std(cls, target, eem, iostandard=default_iostandard):
|
|
cls.add_extension(target, eem, iostandard=iostandard)
|
|
|
|
phy = phaser.Phaser(
|
|
target.platform.request("phaser{}_ser_p".format(eem)),
|
|
target.platform.request("phaser{}_ser_n".format(eem)))
|
|
target.submodules += phy
|
|
target.rtio_channels.extend([
|
|
rtio.Channel.from_phy(phy, ififo_depth=4),
|
|
rtio.Channel.from_phy(phy.ch0.frequency),
|
|
rtio.Channel.from_phy(phy.ch0.phase_amplitude),
|
|
rtio.Channel.from_phy(phy.ch1.frequency),
|
|
rtio.Channel.from_phy(phy.ch1.phase_amplitude),
|
|
])
|
|
|
|
|
|
class HVAmp(_EEM):
|
|
@staticmethod
|
|
def io(eem, iostandard):
|
|
return [
|
|
("hvamp{}_out_en".format(eem), i,
|
|
Subsignal("p", Pins(_eem_pin(eem, i, "p"))),
|
|
Subsignal("n", Pins(_eem_pin(eem, i, "n"))),
|
|
iostandard(eem)
|
|
) for i in range(8)]
|
|
|
|
@classmethod
|
|
def add_std(cls, target, eem, ttl_out_cls, iostandard=default_iostandard):
|
|
cls.add_extension(target, eem, iostandard=iostandard)
|
|
|
|
for i in range(8):
|
|
pads = target.platform.request("hvamp{}_out_en".format(eem), i)
|
|
phy = ttl_out_cls(pads.p, pads.n)
|
|
target.submodules += phy
|
|
target.rtio_channels.append(rtio.Channel.from_phy(phy))
|