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nmigen.compat.genlib.cdc: add PulseSynchronizer.

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awygle 2020-02-15 23:01:44 -08:00 committed by GitHub
parent fcbabfeefc
commit 5ae87916ec
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1 changed files with 8 additions and 1 deletions
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9
nmigen/compat/genlib/cdc.py
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@ -2,12 +2,13 @@ import warnings
from ..._utils import deprecated from ..._utils import deprecated
from ...lib.cdc import FFSynchronizer as NativeFFSynchronizer from ...lib.cdc import FFSynchronizer as NativeFFSynchronizer
from ...lib.cdc import PulseSynchronizer as NativePulseSynchronizer
from ...hdl.ast import * from ...hdl.ast import *
from ..fhdl.module import CompatModule from ..fhdl.module import CompatModule
from ..fhdl.structure import If from ..fhdl.structure import If
__all__ = ["MultiReg", "GrayCounter", "GrayDecoder"] __all__ = ["MultiReg", "PulseSynchronizer", "GrayCounter", "GrayDecoder"]
class MultiReg(NativeFFSynchronizer): class MultiReg(NativeFFSynchronizer):
@ -27,6 +28,12 @@ class MultiReg(NativeFFSynchronizer):
self.odomain = odomain self.odomain = odomain
@deprecated("instead of `migen.genlib.cdc.PulseSynchronizer`, use `nmigen.lib.cdc.PulseSynchronizer`")
class PulseSynchronizer(NativePulseSynchronizer):
def __init__(self, idomain, odomain):
super().__init__(i_domain=idomain, o_domain=odomain)
@deprecated("instead of `migen.genlib.cdc.GrayCounter`, use `nmigen.lib.coding.GrayEncoder`") @deprecated("instead of `migen.genlib.cdc.GrayCounter`, use `nmigen.lib.coding.GrayEncoder`")
class GrayCounter(CompatModule): class GrayCounter(CompatModule):
def __init__(self, width): def __init__(self, width):