diff --git a/desmume/src/addons/guitarGrip.cpp b/desmume/src/addons/guitarGrip.cpp
index cfa3cd3d2..e49dcc0d7 100644
--- a/desmume/src/addons/guitarGrip.cpp
+++ b/desmume/src/addons/guitarGrip.cpp
@@ -1,5 +1,4 @@
-/*  Copyright (C) 2009 CrazyMax
-	Copyright (C) 2009 DeSmuME team
+/*  Copyright (C) 2009-2010 DeSmuME team
 
     This file is part of DeSmuME
 
@@ -38,20 +37,18 @@ static u8   guitarGrip_read08(u32 adr)
 {
 	//INFO("GuitarGrip: read 08 at 0x%08X\n", adr);
 	if (adr == 0x0A000000) return (~guitarKeyStatus);
-	return (0xFF);
+	else if(adr&1) return 0xFF;
+	else return 0xF9;
 }
 static u16  guitarGrip_read16(u32 adr)
 {
 	//INFO("GuitarGrip: read 16 at 0x%08X\n", adr);
-	if (adr == 0x080000BE) return (0xF9FF);
-	if (adr == 0x0801FFFE) return (0xF9FF);
-
-	return (0xFFFF);
+	return 0xF9FF;
 }
 static u32  guitarGrip_read32(u32 adr)
 {
 	//INFO("GuitarGrip: read 32 at 0x%08X\n", adr);
-	return (0xFFFFFFFF);
+	return (0xF9FFF9FF);
 }
 static void guitarGrip_info(char *info) { strcpy(info, "Guitar Grip for Guitar Hero games"); }
 
diff --git a/desmume/src/addons/none.cpp b/desmume/src/addons/none.cpp
index a1cee0f2d..1fbad5e5a 100644
--- a/desmume/src/addons/none.cpp
+++ b/desmume/src/addons/none.cpp
@@ -1,4 +1,5 @@
-/*  Copyright (C) 2009-2010 DeSmuME team
+/*  Copyright (C) 2009 CrazyMax
+	Copyright (C) 2009 DeSmuME team
 
     This file is part of DeSmuME
 
@@ -17,9 +18,8 @@
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 */
 
-#include <string.h>
 #include "../addons.h"
-#include "../NDSSystem.h"
+#include <string.h>
 
 static BOOL None_init(void) { return (TRUE); }
 static void None_reset(void) {}
@@ -28,40 +28,9 @@ static void None_config(void) {}
 static void None_write08(u32 adr, u8 val) {}
 static void None_write16(u32 adr, u16 val) {}
 static void None_write32(u32 adr, u32 val) {}
-static u8   None_read08(u32 adr)
-{
-	if (adr > 0x09FFFFFF) 
-	{
-		if ((adr & 0x0000FFFF) > MMU_new.backupDevice.data.size()) return 0xFF;
-		return MMU_new.backupDevice.data[adr & 0x0000FFFF];
-	}
-	if ((adr - 0x08000000) > gameInfo.romsize) return 0xFF;
-	
-	return T1ReadByte((u8*)gameInfo.romdata, adr - 0x08000000);
-}
-static u16  None_read16(u32 adr)
-{
-	if (adr > 0x09FFFFFF) 
-	{
-		if ((adr & 0x0000FFFF) > MMU_new.backupDevice.data.size()) return 0xFFFF;
-		return (u16)MMU_new.backupDevice.data[adr & 0x0000FFFF];
-	}
-	if ((adr - 0x08000000) > gameInfo.romsize) return 0xFFFF;
-	
-	return T1ReadWord((u8*)gameInfo.romdata, adr - 0x08000000);
-}
-static u32  None_read32(u32 adr)
-{
-	if (adr > 0x09FFFFFF) 
-	{
-		if ((adr & 0x0000FFFF) > MMU_new.backupDevice.data.size()) return 0xFFFFFFFF;
-		return (u32)MMU_new.backupDevice.data[adr & 0x0000FFFF];
-	}
-
-	if ((adr - 0x08000000) > gameInfo.romsize) return 0xFFFFFFFF;
-	
-	return T1ReadLong((u8*)gameInfo.romdata, adr - 0x08000000);
-}
+static u8   None_read08(u32 adr){ return (0xFF); }
+static u16  None_read16(u32 adr){ return (0xFFFF); }
+static u32  None_read32(u32 adr){ return (0xFFFFFFFF); }
 static void None_info(char *info) { strcpy(info, "Nothing in GBA slot"); }
 
 ADDONINTERFACE addonNone = {
diff --git a/desmume/src/addons/piano.cpp b/desmume/src/addons/piano.cpp
index 38d7d53e9..794f55041 100644
--- a/desmume/src/addons/piano.cpp
+++ b/desmume/src/addons/piano.cpp
@@ -46,7 +46,7 @@ static void piano_write32(u32 adr, u32 val)
 extern int currFrameCounter;
 static u8   piano_read08(u32 adr)
 {
-	//INFO("piano: read 08 at 0x%08X\n", adr);
+	//printf("piano: read 08 at 0x%08X\n", adr);
 
 	//the actual keyboard output
 
@@ -75,22 +75,18 @@ static u8   piano_read08(u32 adr)
 	if(adr == 0x09FFFFFE) return ~(pianoKeyStatus&0xFF);
 	if(adr == 0x09FFFFFF) return ~((pianoKeyStatus>>8)&0xFF);
 
-	return (0xFF);
+	if(adr&1) return 0x07;
+	else return 0x00;
 }
 static u16  piano_read16(u32 adr)
 {
-	//LOG("piano: read 16 at 0x%08X\n", adr);
-
-	//sufficient for the device to be identified
-	if(adr == 0x080000BE) return (0x07FF);
-	if(adr == 0x0801FFFE) return (0x07FF);
-
-	return (0xFFFF);
+	//printf("piano: read 16 at 0x%08X\n", adr);
+	return 0x07FF;
 }
 static u32  piano_read32(u32 adr)
 {
-	//LOG("piano: read 32 at 0x%08X\n", adr);
-	return (0xFFFFFFFF);
+	//printf("piano: read 32 at 0x%08X\n", adr);
+	return 0x07FF07FF;
 }
 static void piano_info(char *info) { strcpy(info, "Piano for EasyPiano"); }
 
diff --git a/desmume/src/addons/rumblepak.cpp b/desmume/src/addons/rumblepak.cpp
index eb7f2aec6..6d650d7b6 100644
--- a/desmume/src/addons/rumblepak.cpp
+++ b/desmume/src/addons/rumblepak.cpp
@@ -1,5 +1,4 @@
-/*  Copyright (C) 2009 CrazyMax
-	Copyright (C) 2009 DeSmuME team
+/*  Copyright (C) 2009-2010 DeSmuME team
 
     This file is part of DeSmuME
 
@@ -65,20 +64,18 @@ static void RumblePak_write32(u32 adr, u32 val)
 
 static u8   RumblePak_read08(u32 adr)
 {
-	return (0xFF);
+	if(adr&1) return 0xFF;
+	else return 0xFD;
 }
 
 static u16  RumblePak_read16(u32 adr)
 {
-	u16 val = ( (adr & 0x1FFFF) >> 1 ) & 0xFFFD;
-	if (adr == 0x0801FFFE) val = 0x005D;	// hack!!! anybody have docs for RumblePak?
-
-	return ((u16)val); 
+	return 0xFFFD;
 }
 
 static u32  RumblePak_read32(u32 adr)
 {
-	return (0xFFFFFFFF);
+	return 0xFFFDFFFD;
 }
 
 static void RumblePak_info(char *info)
diff --git a/desmume/src/windows/directx/directx.7z b/desmume/src/windows/directx/directx.7z
index fdbe3d66d..24927e7fc 100644
Binary files a/desmume/src/windows/directx/directx.7z and b/desmume/src/windows/directx/directx.7z differ
diff --git a/desmume/src/windows/inputdx.cpp b/desmume/src/windows/inputdx.cpp
index 8a3c59d80..f22e1a297 100644
--- a/desmume/src/windows/inputdx.cpp
+++ b/desmume/src/windows/inputdx.cpp
@@ -2444,6 +2444,8 @@ void S9xWinScanJoypads ()
 ////#endif
 //}
 
+#include "directx/xinput.h"
+
 void input_feedback(BOOL enable)
 {
 	
@@ -2459,6 +2461,30 @@ void input_feedback(BOOL enable)
 		else
 			JoystickF[C].pEffect->Stop();
 	}
+	
+	//use xinput if it is available!!
+	//but try lazy initializing xinput so that the dll is not required
+	{
+		static DWORD ( WINAPI *_XInputSetState)(DWORD,XINPUT_VIBRATION*) = NULL;
+		static bool xinput_tried = false;
+		if(!xinput_tried)
+		{
+			xinput_tried = true;
+			HMODULE lib = LoadLibrary("xinput1_3.dll");
+			if(lib)
+			{
+				_XInputSetState = (DWORD (WINAPI *)(DWORD,XINPUT_VIBRATION*))GetProcAddress(lib,"XInputSetState");
+			}
+		}
+		if(_XInputSetState)
+		{
+			XINPUT_VIBRATION vib;
+			vib.wLeftMotorSpeed = enable?65535:0;
+			vib.wRightMotorSpeed = enable?65535:0;
+			for(int i=0;i<4;i++)
+				_XInputSetState(0,&vib);
+		}
+	}
 }