from migen.fhdl import structure as f def MultiMux(sel, inputs, output): n = len(inputs) i = 0 comb = [] for osig in output: choices = [x[i] for x in inputs] cases = [(f.Constant(j, sel.bv), [f.Assign(osig, choices[j])]) for j in range(n)] default = cases.pop()[1] comb.append(f.Case(sel, cases, default)) i += 1 return comb