1 files changed, 45 insertions, 0 deletions
diff --git a/src/Ryujinx.Cpu/TickSource.cs b/src/Ryujinx.Cpu/TickSource.cs
new file mode 100644
index 00000000..dc510bc2
--- /dev/null
+++ b/src/Ryujinx.Cpu/TickSource.cs
@@ -0,0 +1,45 @@
+using System;
+using System.Diagnostics;
+
+namespace Ryujinx.Cpu
+{
+    public class TickSource : ITickSource
+    {
+        private static Stopwatch _tickCounter;
+
+        private static double _hostTickFreq;
+
+        /// <inheritdoc/>
+        public ulong Frequency { get; }
+
+        /// <inheritdoc/>
+        public ulong Counter => (ulong)(ElapsedSeconds * Frequency);
+
+        /// <inheritdoc/>
+        public TimeSpan ElapsedTime => _tickCounter.Elapsed;
+
+        /// <inheritdoc/>
+        public double ElapsedSeconds => _tickCounter.ElapsedTicks * _hostTickFreq;
+
+        public TickSource(ulong frequency)
+        {
+            Frequency = frequency;
+            _hostTickFreq = 1.0 / Stopwatch.Frequency;
+
+            _tickCounter = new Stopwatch();
+            _tickCounter.Start();
+        }
+
+        /// <inheritdoc/>
+        public void Suspend()
+        {
+            _tickCounter.Stop();
+        }
+
+        /// <inheritdoc/>
+        public void Resume()
+        {
+            _tickCounter.Start();
+        }
+    }
+}
+\ No newline at end of file