diff --git a/DotN64/RCP/RealityCoprocessor.cs b/DotN64/RCP/RealityCoprocessor.cs
index dc7ba0f..3938a0b 100644
--- a/DotN64/RCP/RealityCoprocessor.cs
+++ b/DotN64/RCP/RealityCoprocessor.cs
@@ -44,69 +44,59 @@ namespace DotN64.RCP
             RI = new RDRAMInterface(this);
             MemoryMaps = new[]
             {
-                new MappingEntry(0x1FC00000, 0x1FC007BF, false) // PIF Boot ROM.
+                new MappingEntry(0x00000000, 0x03FFFFFF, false)
                 {
-                    Read = nintendo64.PIF.MemoryMaps.ReadWord,
-                    Write = nintendo64.PIF.MemoryMaps.WriteWord
+                    Read = nintendo64.RAM.MemoryMaps.ReadWord,
+                    Write = nintendo64.RAM.MemoryMaps.WriteWord
                 },
-                new MappingEntry(0x1FC007C0, 0x1FC007FF, false) // PIF (JoyChannel) RAM.
-                {
-                    Read = nintendo64.PIF.MemoryMaps.ReadWord,
-                    Write = nintendo64.PIF.MemoryMaps.WriteWord
-                },
-                new MappingEntry(0x04600000, 0x046FFFFF, false) // Peripheral interface (PI) registers.
-                {
-                    Read = PI.MemoryMaps.ReadWord,
-                    Write = PI.MemoryMaps.WriteWord
-                },
-                new MappingEntry(0x04000000, 0x040FFFFF, false) // SP registers.
+                new MappingEntry(0x04000000, 0x040FFFFF, false)
                 {
                     Read = SP.MemoryMaps.ReadWord,
                     Write = SP.MemoryMaps.WriteWord
                 },
-                new MappingEntry(0x04400000, 0x044FFFFF, false) // Video interface (VI) registers.
-                {
-                    Read = VI.MemoryMaps.ReadWord,
-                    Write = VI.MemoryMaps.WriteWord
-                },
-                new MappingEntry(0x04500000, 0x045FFFFF, false) // Audio interface (AI) registers.
-                {
-                    Read = AI.MemoryMaps.ReadWord,
-                    Write = AI.MemoryMaps.WriteWord
-                },
-                new MappingEntry(0x04300000, 0x043FFFFF, false) // MIPS interface (MI) registers.
-                {
-                    Read = MI.MemoryMaps.ReadWord,
-                    Write = MI.MemoryMaps.WriteWord
-                },
-                new MappingEntry(0x04800000, 0x048FFFFF, false) // Serial interface (SI) registers.
-                {
-                    Read = SI.MemoryMaps.ReadWord,
-                    Write = SI.MemoryMaps.WriteWord
-                },
-                new MappingEntry(0x10000000, 0x1FBFFFFF, false) // Cartridge Domain 1 Address 2.
-                {
-                    Read = PI.MemoryMaps.ReadWord
-                },
-                new MappingEntry(0x04100000, 0x041FFFFF, false) // DP command registers.
+                new MappingEntry(0x04100000, 0x041FFFFF, false)
                 {
                     Read = DP.MemoryMaps.ReadWord,
                     Write = DP.MemoryMaps.WriteWord
                 },
-                new MappingEntry(0x04700000, 0x047FFFFF, false) // RDRAM interface (RI) registers.
+                new MappingEntry(0x04300000, 0x043FFFFF, false)
+                {
+                    Read = MI.MemoryMaps.ReadWord,
+                    Write = MI.MemoryMaps.WriteWord
+                },
+                new MappingEntry(0x04400000, 0x044FFFFF, false)
+                {
+                    Read = VI.MemoryMaps.ReadWord,
+                    Write = VI.MemoryMaps.WriteWord
+                },
+                new MappingEntry(0x04500000, 0x045FFFFF, false)
+                {
+                    Read = AI.MemoryMaps.ReadWord,
+                    Write = AI.MemoryMaps.WriteWord
+                },
+                new MappingEntry(0x04600000, 0x046FFFFF, false)
+                {
+                    Read = PI.MemoryMaps.ReadWord,
+                    Write = PI.MemoryMaps.WriteWord
+                },
+                new MappingEntry(0x04700000, 0x047FFFFF, false)
                 {
                     Read = RI.MemoryMaps.ReadWord,
                     Write = RI.MemoryMaps.WriteWord
                 },
-                new MappingEntry(0x00000000, 0x03EFFFFF, false) // RDRAM memory.
+                new MappingEntry(0x04800000, 0x048FFFFF, false)
                 {
-                    Read = nintendo64.RAM.MemoryMaps.ReadWord,
-                    Write = nintendo64.RAM.MemoryMaps.WriteWord
+                    Read = SI.MemoryMaps.ReadWord,
+                    Write = SI.MemoryMaps.WriteWord
                 },
-                new MappingEntry(0x03F00000, 0x03FFFFFF, false) // RDRAM registers.
+                new MappingEntry(0x10000000, 0x1FBFFFFF, false)
                 {
-                    Read = nintendo64.RAM.MemoryMaps.ReadWord,
-                    Write = nintendo64.RAM.MemoryMaps.WriteWord
+                    Read = PI.MemoryMaps.ReadWord
+                },
+                new MappingEntry(0x1FC00000, 0x1FC007FF, false)
+                {
+                    Read = nintendo64.PIF.MemoryMaps.ReadWord,
+                    Write = nintendo64.PIF.MemoryMaps.WriteWord
                 }
             };
         }