From ffed0d2205dcd2b275ed52aff3362571d76ce5e7 Mon Sep 17 00:00:00 2001
From: nattthebear <goyuken@gmail.com>
Date: Sun, 28 May 2017 10:32:21 -0400
Subject: [PATCH] snes9x: memory domains

---
 .../Consoles/Nintendo/SNES9X/Snes9x.cs        | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES9X/Snes9x.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES9X/Snes9x.cs
index df1ed5369a..d223befbd6 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES9X/Snes9x.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES9X/Snes9x.cs
@@ -70,6 +70,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES9X
 				_syncSettings = syncSettings;
 				InitControllers();
 				PutSettings(settings);
+				InitMemoryDomains();
 			}
 			catch
 			{
@@ -616,5 +617,31 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES9X
 		}
 
 		#endregion
+
+		#region Memory Domains
+
+		private unsafe void InitMemoryDomains()
+		{
+			var native = new LibSnes9x.memory_area();
+			var domains = new List<MemoryDomain>();
+
+			var names = new[] { "CARTRAM", "CARTRAM B", "RTC", "WRAM", "VRAM" };
+			int index = 0;
+			foreach (var s in names)
+			{
+				_core.biz_get_memory_area(index++, native);
+				if (native.ptr != IntPtr.Zero && native.size > 0)
+				{
+					domains.Add(new MemoryDomainIntPtr(s, MemoryDomain.Endian.Little,
+						native.ptr, native.size, true, 2));
+				}
+			}
+			(ServiceProvider as BasicServiceProvider).Register<IMemoryDomains>(new MemoryDomainList(domains)
+			{
+				MainMemory = domains.Single(d => d.Name == "WRAM")
+			});
+		}
+
+		#endregion
 	}
 }