Add Analog type

Used for stitching Verilog inout through Chisel Modules (from BlackBox
to BlackBox)

1 files changed, 27 insertions, 0 deletions

diff --git a/src/test/resources/AnalogBlackBox.v b/src/test/resources/AnalogBlackBox.v
new file mode 100644
index 00000000..79e74a13
--- /dev/null
+++ b/src/test/resources/AnalogBlackBox.v
@@ -0,0 +1,27 @@
+
+module AnalogReaderBlackBox(
+  inout [31:0] bus,
+  output [31:0] out
+);
+  assign bus = 32'dz;
+  assign out = bus;
+endmodule
+
+module AnalogWriterBlackBox(
+  inout [31:0] bus,
+  input [31:0] in
+);
+  assign bus = in;
+endmodule
+
+module AnalogBlackBox #(
+  parameter index=0
+) (
+  inout [31:0] bus,
+  input port_0_in_valid,
+  input [31:0] port_0_in_bits,
+  output [31:0] port_0_out
+);
+  assign port_0_out = bus;
+  assign bus = (port_0_in_valid)? port_0_in_bits + index : 32'dZ;
+endmodule