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soc/rtio: mux OE
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@ -74,8 +74,10 @@ class RTIO(Module, AutoCSR):
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# CSRs
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self._r_reset = CSRStorage(reset=1)
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self._r_oe = CSRStorage(len(oes))
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self._r_chan_sel = CSRStorage(flen(self.bank_o.sel))
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self._r_oe = CSR()
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self._r_o_timestamp = CSRStorage(counter_width+fine_ts_width)
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self._r_o_value = CSRStorage()
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self._r_o_writable = CSRStatus()
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@ -84,7 +86,17 @@ class RTIO(Module, AutoCSR):
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self._r_o_level = CSRStatus(bits_for(ofifo_depth))
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# OE
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self.comb += Cat(*oes).eq(self._r_oe.storage)
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oes = []
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for n, padif in enumerate(phy.interface):
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if hasattr(padif, "oe"):
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self.sync += \
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If(self._r_oe.re & (self._r_chan_sel.storage == n),
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padif.oe.eq(self._r_oe.r)
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)
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oes.append(padif.oe)
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else:
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oes.append(1)
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self.comb += self._r_oe.w.eq(Array(oes)[self._r_chan_sel.storage])
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# Output/Gate
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self.comb += [
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