Gravis UltraSound emulation

src/Spice86.Core/CLI/Configuration.cs

@@ -370,4 +370,30 @@ public sealed class Configuration : CommandSettings {
     [DefaultValue(true)]
     public bool EnableSpeculativeCfgExploration { get; init; } = true;
 
+    /// <summary>
+    /// Gravis UltraSound I/O base address (default: 0x240).
+    /// Common values: 0x210, 0x220, 0x230, 0x240, 0x250, 0x260.
+    /// </summary>
+    [CommandOption("--GusBase <GUSBASE>")]
+    [DefaultValue((ushort)0x240)]
+    public ushort GusBase { get; init; } = 0x240;
+
+    /// <summary>
+    /// Gravis UltraSound IRQ number (default: 5).
+    /// Valid values: 2, 3, 5, 7, 11, 12, 15.
+    /// Default of 5 allows coexistence with a Sound Blaster card.
+    /// </summary>
+    [CommandOption("--GusIrq <GUSIRQ>")]
+    [DefaultValue((byte)5)]
+    public byte GusIrq { get; init; } = 5;
+
+    /// <summary>
+    /// Gravis UltraSound DMA channel (default: 3).
+    /// Valid values: 1, 3, 5, 6, 7.
+    /// Default of 3 allows coexistence with a Sound Blaster card.
+    /// </summary>
+    [CommandOption("--GusDma <GUSDMA>")]
+    [DefaultValue((byte)3)]
+    public byte GusDma { get; init; } = 3;
+
 }

src/Spice86.Core/CLI/RuntimeOptions/AudioRuntimeOptions.cs

@@ -16,6 +16,9 @@ namespace Spice86.Core.CLI.RuntimeOptions;
 /// <param name="SbDma">8-bit DMA channel used by the emulated Sound Blaster card.</param>
 /// <param name="SbHdma">16-bit DMA channel used by the emulated Sound Blaster card.</param>
 /// <param name="SbType">Sound Blaster model to emulate.</param>
+/// <param name="GusBase">Gravis UltraSound I/O base address.</param>
+/// <param name="GusIrq">Gravis UltraSound IRQ number.</param>
+/// <param name="GusDma">Gravis UltraSound DMA channel.</param>
 public sealed record class AudioRuntimeOptions(
     AudioEngine AudioEngine,
     string? Mt32RomsPath,
@@ -25,7 +28,10 @@ public sealed record class AudioRuntimeOptions(
     byte SbIrq,
     byte SbDma,
     byte SbHdma,
-    SbType SbType) {
+    SbType SbType,
+    ushort GusBase,
+    byte GusIrq,
+    byte GusDma) {
     /// <summary>
     /// Sound Blaster base I/O address.
     /// </summary>

src/Spice86.Core/CLI/RuntimeOptions/RuntimeOptionsMapper.cs

@@ -113,6 +113,9 @@ public static AudioRuntimeOptions ToAudioRuntimeOptions(Configuration configurat
             configuration.SbIrq,
             configuration.SbDma,
             configuration.SbHdma,
-            configuration.SbType);
+            configuration.SbType,
+            configuration.GusBase,
+            configuration.GusIrq,
+            configuration.GusDma);
     }
 }