net name prefix for panelization

electronics_model/NetlistGenerator.py

@@ -248,7 +248,7 @@ def visit_linkarray(self, context: TransformUtil.TransformContext, link: edgir.L
     self.process_blocklike(context.path, link)
 
   @staticmethod
-  def name_net(net: Iterable[TransformUtil.Path]) -> str:
+  def name_net(net: Iterable[TransformUtil.Path], net_prefix: str) -> str:
     """Names a net based on all the paths of ports and links that are part of the net."""
     def pin_name_goodness(pin1: TransformUtil.Path, pin2: TransformUtil.Path) -> int:
       assert not pin1.params and not pin2.params
@@ -281,7 +281,8 @@ def pin_name_goodness(pin1: TransformUtil.Path, pin2: TransformUtil.Path) -> int
       else:  # prefer shorter pin paths
         return len(pin1.ports) - len(pin2.ports)
     best_path = sorted(net, key=cmp_to_key(pin_name_goodness))[0]
-    return str(best_path)
+
+    return net_prefix + str(best_path)
 
   def run(self) -> Netlist:
     self.transform_design(self.design.design)
@@ -323,7 +324,12 @@ def name_pin(pin: TransformUtil.Path) -> TransformUtil.Path:
       else:
         return pin
 
-    named_nets = {self.name_net([name_pin(pin) for pin in net]): net
+    board_refdes_prefix = self.design.get_value(('refdes_prefix',))
+    if board_refdes_prefix is not None:
+      net_prefix = board_refdes_prefix
+    else:
+      net_prefix = ''
+    named_nets = {self.name_net([name_pin(pin) for pin in net], net_prefix): net
                   for net in nets}
 
     netlist_blocks = {str(self.names[block_path]): block

examples/EspProgrammer/EspProgrammer.net

@@ -265,7 +265,7 @@
   (sheetpath (names "/led_en/") (tstamps "/086c0268/"))
   (tstamps "0296014b")))
 (nets
-(net (code 1) (name "vusb")
+(net (code 1) (name "Uvusb")
   (node (ref usb_uart.conn) (pin A4))
   (node (ref usb_uart.conn) (pin B9))
   (node (ref usb_uart.conn) (pin B4))
@@ -278,7 +278,7 @@
   (node (ref usbconv.regin_cap0) (pin 1))
   (node (ref usbconv.regin_cap1) (pin 1))
   (node (ref reg_3v3.in_cap) (pin 1)))
-(net (code 2) (name "gnd")
+(net (code 2) (name "Ugnd")
   (node (ref usb_esd) (pin 3))
   (node (ref usb_uart.conn) (pin A1))
   (node (ref usb_uart.conn) (pin B12))
@@ -297,76 +297,76 @@
   (node (ref reg_3v3.out_cap) (pin 2))
   (node (ref usb_uart.cc_pull.cc1) (pin 1))
   (node (ref usb_uart.cc_pull.cc2) (pin 1)))
-(net (code 3) (name "v3v3")
+(net (code 3) (name "Uv3v3")
   (node (ref reg_3v3.ic) (pin 5))
   (node (ref out) (pin 1))
   (node (ref led.package) (pin 2))
   (node (ref led_en.package) (pin 2))
   (node (ref reg_3v3.out_cap) (pin 1)))
-(net (code 4) (name "usb_chain_0.d_P")
+(net (code 4) (name "Uusb_chain_0.d_P")
   (node (ref usb_uart.conn) (pin A6))
   (node (ref usb_uart.conn) (pin B6))
   (node (ref usb_esd) (pin 2))
   (node (ref usbconv.ic) (pin 4)))
-(net (code 5) (name "usb_chain_0.d_N")
+(net (code 5) (name "Uusb_chain_0.d_N")
   (node (ref usb_uart.conn) (pin A7))
   (node (ref usb_uart.conn) (pin B7))
   (node (ref usb_esd) (pin 1))
   (node (ref usbconv.ic) (pin 5)))
-(net (code 6) (name "usbconv.uart.tx")
+(net (code 6) (name "Uusbconv.uart.tx")
   (node (ref usbconv.ic) (pin 26))
   (node (ref out) (pin 4)))
-(net (code 7) (name "usbconv.uart.rx")
+(net (code 7) (name "Uusbconv.uart.rx")
   (node (ref usbconv.ic) (pin 25))
   (node (ref out) (pin 3)))
-(net (code 8) (name "usbconv.dtr")
+(net (code 8) (name "Uusbconv.dtr")
   (node (ref usbconv.ic) (pin 28))
   (node (ref auto.dtr_res) (pin 1))
   (node (ref auto.q_boot) (pin 2)))
-(net (code 9) (name "usbconv.rts")
+(net (code 9) (name "Uusbconv.rts")
   (node (ref usbconv.ic) (pin 24))
   (node (ref led_en.res) (pin 2))
   (node (ref auto.rts_res) (pin 1))
   (node (ref auto.q_en) (pin 2)))
-(net (code 10) (name "auto.en")
+(net (code 10) (name "Uauto.en")
   (node (ref auto.q_en) (pin 3))
   (node (ref out) (pin 6)))
-(net (code 11) (name "auto.boot")
+(net (code 11) (name "Uauto.boot")
   (node (ref auto.q_boot) (pin 3))
   (node (ref out) (pin 2)))
-(net (code 12) (name "usbconv.suspend")
+(net (code 12) (name "Uusbconv.suspend")
   (node (ref usbconv.ic) (pin 12))
   (node (ref led.res) (pin 2)))
-(net (code 13) (name "usb_uart.conn.A5")
+(net (code 13) (name "Uusb_uart.conn.A5")
   (node (ref usb_uart.conn) (pin A5))
   (node (ref usb_uart.cc_pull.cc1) (pin 2)))
-(net (code 14) (name "usb_uart.conn.B5")
+(net (code 14) (name "Uusb_uart.conn.B5")
   (node (ref usb_uart.conn) (pin B5))
   (node (ref usb_uart.cc_pull.cc2) (pin 2)))
-(net (code 15) (name "usbconv.nsuspend")
+(net (code 15) (name "Uusbconv.nsuspend")
   (node (ref usbconv.ic) (pin 11)))
-(net (code 16) (name "usbconv.ri")
+(net (code 16) (name "Uusbconv.ri")
   (node (ref usbconv.ic) (pin 2)))
-(net (code 17) (name "usbconv.dcd")
+(net (code 17) (name "Uusbconv.dcd")
   (node (ref usbconv.ic) (pin 1)))
-(net (code 18) (name "usbconv.dsr")
+(net (code 18) (name "Uusbconv.dsr")
   (node (ref usbconv.ic) (pin 27)))
-(net (code 19) (name "usbconv.cts")
+(net (code 19) (name "Uusbconv.cts")
   (node (ref usbconv.ic) (pin 23)))
-(net (code 20) (name "usbconv.ic.vdd")
+(net (code 20) (name "Uusbconv.ic.vdd")
   (node (ref usbconv.ic) (pin 6))
   (node (ref usbconv.ic) (pin 9))
   (node (ref usbconv.vdd_cap) (pin 1)))
-(net (code 21) (name "auto.dtr_res.b")
+(net (code 21) (name "Uauto.dtr_res.b")
   (node (ref auto.dtr_res) (pin 2))
   (node (ref auto.q_en) (pin 1)))
-(net (code 22) (name "auto.rts_res.b")
+(net (code 22) (name "Uauto.rts_res.b")
   (node (ref auto.rts_res) (pin 2))
   (node (ref auto.q_boot) (pin 1)))
-(net (code 23) (name "led.res.a")
+(net (code 23) (name "Uled.res.a")
   (node (ref led.res) (pin 1))
   (node (ref led.package) (pin 1)))
-(net (code 24) (name "led_en.res.a")
+(net (code 24) (name "Uled_en.res.a")
   (node (ref led_en.res) (pin 1))
   (node (ref led_en.package) (pin 1))))
 )