Find Configurator (#78)

lib/src/component_config/components/component_registry.dart

@@ -22,5 +22,6 @@ List<Configurator> get componentRegistry => [
       OneHotConfigurator(),
       RegisterFileConfigurator(),
       EdgeDetectorConfigurator(),
+      FindConfigurator(),
       ParallelPrefixAdderConfigurator(),
     ];

lib/src/component_config/components/components.dart

@@ -5,6 +5,7 @@ export 'config_carry_save_multiplier.dart';
 export 'config_ecc.dart';
 export 'config_edge_detector.dart';
 export 'config_fifo.dart';
+export 'config_find.dart';
 export 'config_one_hot.dart';
 export 'config_parallel_prefix_adder.dart';
 export 'config_priority_arbiter.dart';

lib/src/component_config/components/config_edge_detector.dart

@@ -31,6 +31,7 @@ class EdgeDetectorConfigurator extends Configurator {
         Logic(),
         clk: Logic(),
         reset: hasResetKnob.value ? Logic() : null,
+        edgeType: edgeTypeKnob.value,
         resetValue: hasResetKnob.value
             ? resetValueKnob.value == 'Input'
                 ? Logic()

lib/src/component_config/components/config_find.dart

@@ -0,0 +1,49 @@
+// Copyright (C) 2024 Intel Corporation
+// SPDX-License-Identifier: BSD-3-Clause
+//
+// config_priority_arbiter.dart
+// Configurator for a PriorityArbiter.
+//
+// 2024 February 7
+// Author: Max Korbel <[email protected]>
+
+import 'dart:collection';
+
+import 'package:rohd/rohd.dart';
+import 'package:rohd_hcl/rohd_hcl.dart';
+
+/// A [Configurator] for [Find].
+class FindConfigurator extends Configurator {
+  /// A knob controlling the width of the bus.
+  final IntConfigKnob busWidthKnob = IntConfigKnob(value: 8);
+
+  /// A knob controlling whether it should count ones or zeros.
+  final ToggleConfigKnob countOneKnob = ToggleConfigKnob(value: true);
+
+  /// A knob controlling the generation of an error signal.
+  final ToggleConfigKnob generateErrorKnob = ToggleConfigKnob(value: false);
+
+  /// A knob controlling whether it should have `n` as an input.
+  final ToggleConfigKnob includeNKnob = ToggleConfigKnob(value: false);
+
+  @override
+  late final Map<String, ConfigKnob<dynamic>> knobs = UnmodifiableMapView({
+    'Bus Width': busWidthKnob,
+    'Count Ones': countOneKnob,
+    'Generate Error': generateErrorKnob,
+    'Include N': includeNKnob,
+  });
+
+  @override
+  Module createModule() => Find(
+        Logic(width: busWidthKnob.value),
+        countOne: countOneKnob.value,
+        generateError: generateErrorKnob.value,
+        n: includeNKnob.value
+            ? Logic(width: log2Ceil(busWidthKnob.value))
+            : null,
+      );
+
+  @override
+  final String name = 'Find';
+}

test/configurator_test.dart

@@ -258,6 +258,14 @@ void main() {
     expect(sv, contains('input logic [15:0] transmission'));
   });
 
+  test('find configurator', () async {
+    final cfg = FindConfigurator();
+    cfg.includeNKnob.value = true;
+    cfg.generateErrorKnob.value = true;
+    final sv = await cfg.generateSV();
+    expect(sv, contains('module Find'));
+  });
+
   test('prefix tree adder configurator', () async {
     final cfg = ParallelPrefixAdderConfigurator();
     // final json = cfg.toJson(pretty: true);