zc706: added user_sma_mgt, repeaters for sat

src/gateware/zc706.py

@@ -171,7 +171,8 @@ class _MasterBase(SoCCore):
 
         self.comb += platform.request("sfp_tx_disable_n").eq(1)
         data_pads = [
-            platform.request("sfp")
+            platform.request("sfp"),
+            platform.request("user_sma_mgt")
         ]
 
         # 1000BASE_BX10 Ethernet compatible, 125MHz RTIO clock
@@ -302,7 +303,8 @@ class _SatelliteBase(SoCCore):
         # SFP
         self.comb += platform.request("sfp_tx_disable_n").eq(0)
         data_pads = [
-            platform.request("sfp")
+            platform.request("sfp"),
+            platform.request("user_sma_mgt")
         ]
 
         self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)
@@ -316,6 +318,7 @@ class _SatelliteBase(SoCCore):
 
         drtioaux_csr_group = []
         drtioaux_memory_group = []
+        drtiorep_csr_group = []
         self.drtio_cri = []
         for i in range(len(self.drtio_transceiver.channels)):
             coreaux_name = "drtioaux" + str(i)
@@ -332,8 +335,15 @@ class _SatelliteBase(SoCCore):
                     self.rtio_tsc, self.drtio_transceiver.channels[0], self.rx_synchronizer))
                 self.submodules.drtiosat = core
                 self.csr_devices.append("drtiosat")
-            # Repeaters - there would be for i != 0 - however zc706 only has one SFP
-            # and no other means to connect to 
+            # Repeaters
+            else:
+                corerep_name = "drtiorep" + str(i-1)
+                drtiorep_csr_group.append(corerep_name)
+                core = cdr(DRTIORepeater(
+                    self.rtio_tsc, self.drtio_transceiver.channels[i]))
+                setattr(self.submodules, corerep_name, core)
+                self.drtio_cri.append(core.cri)
+                self.csr_devices.append(corerep_name)
 
             coreaux = cdr(drtio_aux_controller.DRTIOAuxControllerBare(core.link_layer))
             setattr(self.submodules, coreaux_name, coreaux)
@@ -349,7 +359,7 @@ class _SatelliteBase(SoCCore):
             # manually, because software refers to rx/tx by halves of entire memory block, not names
             self.add_memory_region(memory_name, self.mem_map["csr"] + memory_address, mem_size * 2)
         self.rustc_cfg["has_drtio"] = None
-        # no repeaters - it does not have drtio routing support
+        self.rustc_cfg["has_drtio_routing"] = None
         self.add_csr_group("drtioaux", drtioaux_csr_group)
         self.add_memory_group("drtioaux_mem", drtioaux_memory_group)