def setup_clock(m, clk, hperiod=5):
ret = m.Initial(clk(0), vtypes.Forever(clk(vtypes.Not(clk),
ldelay=hperiod)))
# for verilator
if not hasattr(m, 'verilator_clock'):
m.verilator_clock = collections.OrderedDict()
m.verilator_clock[clk] = hperiod
return ret
def visit_ForeverStatement(self, node):
statement = to_tuple(self.visit(node.statement))
forever = vtypes.Forever(*statement)
return forever
def setup_clock(m, clk, hperiod=5):
ret = m.Initial(clk(0), vtypes.Forever(clk(vtypes.Not(clk),
ldelay=hperiod)))
return ret
