From 7bb1baf2abcb78c543cfafa49c142ff56b13f7cd Mon Sep 17 00:00:00 2001
From: goyuken <goyuken@4bbf4f03-6f44-549e-7e59-35d4b0962838>
Date: Wed, 12 Dec 2012 03:47:05 +0000
Subject: [PATCH] the hsc in a 7800 is supposed to be a saverammy thing, so
 hook it up as such.  dunno if it actually works

---
 .../Consoles/Atari/7800/Atari7800.Core.cs     |  2 +-
 .../Consoles/Atari/7800/Atari7800.cs          | 31 ++++++++++++++++---
 2 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.Core.cs b/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.Core.cs
index ded76dc2c1..0ea5e497be 100644
--- a/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.Core.cs
+++ b/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.Core.cs
@@ -17,6 +17,6 @@ namespace BizHawk
 		Cart cart;
 		MachineBase theMachine;
 		EMU7800.Win.GameProgram GameInfo;
-
+		public byte[] hsram = new byte[2048];
 	}
 }
diff --git a/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.cs b/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.cs
index 2b7c262a8a..387df677ed 100644
--- a/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.cs
+++ b/BizHawk.Emulation/Consoles/Atari/7800/Atari7800.cs
@@ -56,10 +56,31 @@ namespace BizHawk
 		private int _lagcount = 0;
 		private int _frame = 0;
 
-		public byte[] ReadSaveRam() { return null; }
-		public void StoreSaveRam(byte[] data) { }
-		public void ClearSaveRam() { }
-		public bool SaveRamModified { get; set; }
+		public byte[] ReadSaveRam()
+		{ 
+			return (byte[])hsram.Clone();
+		}
+		public void StoreSaveRam(byte[] data)
+		{ 
+			Buffer.BlockCopy(data, 0, hsram, 0, data.Length);
+		}
+		public void ClearSaveRam()
+		{
+			for (int i = 0; i < hsram.Length; i++)
+				hsram[i] = 0;
+		}
+		public bool SaveRamModified
+		{ 
+			get 
+			{ 
+				return GameInfo.MachineType == MachineType.A7800PAL || GameInfo.MachineType == MachineType.A7800NTSC;
+			}
+			set
+			{
+				throw new Exception("No one ever uses this, and it won't work with the way MainForm is set up.");
+			}
+		}
+
 		public void Dispose()
 		{
 			if (avProvider != null)
@@ -168,7 +189,7 @@ namespace BizHawk
 			//DeserializationContext george = new DeserializationContext(blah);
 
 			ILogger logger = new ConsoleLogger();
-			HSC7800 hsc7800 = new HSC7800(hsbios, new byte[2048]); //TODO: why should I have to feed it ram? how much?
+			HSC7800 hsc7800 = new HSC7800(hsbios, hsram);
 			Bios7800 bios7800 = new Bios7800(bios);
 			theMachine = MachineBase.Create
 				(GameInfo.MachineType,