From 2e3102879b2d3059f4ce0efc1a0ecd4bc3142a99 Mon Sep 17 00:00:00 2001
From: Ian C <ianc@noddybox.co.uk>
Date: Wed, 28 Dec 2011 00:11:12 +0000
Subject: Added some more base classes and started on the Z80 implementation.

---
 Noddybox.Emulation.EightBit/ICpu.cs | 54 +++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 Noddybox.Emulation.EightBit/ICpu.cs

(limited to 'Noddybox.Emulation.EightBit/ICpu.cs')

diff --git a/Noddybox.Emulation.EightBit/ICpu.cs b/Noddybox.Emulation.EightBit/ICpu.cs
new file mode 100644
index 0000000..139933d
--- /dev/null
+++ b/Noddybox.Emulation.EightBit/ICpu.cs
@@ -0,0 +1,54 @@
+using System;
+using System.Net;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Documents;
+using System.Windows.Ink;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Animation;
+using System.Windows.Shapes;
+
+namespace Noddybox.Emulation.EightBit
+{
+    /// <summary>
+    /// Defines an 8-bit CPU.
+    /// </summary>
+    public interface ICpu
+    {
+        /// <summary>
+        /// Initialise the CPU to give it access to memory and devices.
+        /// </summary>
+        /// <param name="memory">The memory to access.</param>
+        /// <param name="device">The devices to access.</param>
+        /// <param name="clock">The clock to use.</param>
+        void Initialise(IMemory memory, IDevice device, Clock clock);
+
+        /// <summary>
+        /// Resets the CPU to its initial state.
+        /// </summary>
+        void Reset();
+
+        /// <summary>
+        /// Runs the next instruction.
+        /// </summary>
+        void Step();
+
+        /// <summary>
+        /// Runs the CPU until the next frame flyback.
+        /// </summary>
+        void Run();
+
+        /// <summary>
+        /// Generates a maskable interrupt to the CPU.
+        /// </summary>
+        /// <param name="value">Optional value from an interrupting device.  May be ignored depending on the CPU type.</param>
+        void MaskableInterrupt(byte value);
+
+        /// <summary>
+        /// Generates a non-maskable interrupt to the CPU.
+        /// </summary>
+        /// <param name="value">Optional value from an interrupting device.  May be ignored depending on the CPU type.</param>
+        void NonMaskableInterrupt(byte value);
+    }
+}
-- 
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