Adding libcartreset, fixing CD audio bug, adding DLDI support (defined out all other fat drivers)

svn-id: r25124

13 files changed, 401 insertions, 46 deletions

diff --git a/backends/platform/ds/arm9/makefile b/backends/platform/ds/arm9/makefile
index fee64198b6..edf21887ab 100644
--- a/backends/platform/ds/arm9/makefile
+++ b/backends/platform/ds/arm9/makefile
@@ -118,7 +118,8 @@ LDFLAGS = -specs=ds_arm9.specs -mthumb-interwork -mno-fpu -Wl,-Map,map.txt
 
 INCLUDES= -I./ -I$(portdir)/$(BUILD) -I$(srcdir) -I$(srcdir)/common -I$(portdir)/source -I$(portdir)/source/compressor -I$(portdir)/source/fat \
 			-I$(srcdir)/backends/fs  -I$(srcdir)/backends/fs/ds -I$(portdir)/data -I$(libndsdir)/include -I$(portdir)/../commoninclude\
-			-I$(srcdir)/scumm -I$(libndsdir)/include -I$(libndsdir)/include/nds -I$(srcdir)/engines -I$(portdir)/source/mad
+			-I$(srcdir)/scumm -I$(libndsdir)/include -I$(libndsdir)/include/nds -I$(srcdir)/engines -I$(portdir)/source/mad\
+			-I$(portdir)/source/libcartreset
 			
 
 LIBS	= -lm -L$(libndsdir)/lib -L$(portdir)/lib -lnds9
@@ -172,16 +173,19 @@ FAT_OBJS :=  $(portdir)/source/fat/disc_io.o $(portdir)/source/fat/gba_nds_fat.o
 			$(portdir)/source/fat/io_mmcf.o \
 			$(portdir)/source/fat/io_sd_common.o \
 			$(portdir)/source/fat/io_m3_common.o \
+			$(portdir)/source/fat/io_dldi.o \
 			$(portdir)/source/fat/m3sd.o
 
+
 #			$(portdir)/source/fat/io_cf_common.o $(portdir)/source/fat/io_m3_common.o\
 #			$(portdir)/source/fat/io_sd_common.o $(portdir)/source/fat/io_scsd_s.o \
 #			$(portdir)/source/fat/io_sc_common.o $(portdir)/source/fat/io_sd_common.o 
 
+LIBCARTRESET_OBJS := $(portdir)/source/libcartreset/cartreset.o
 			
 			
 			
-OBJS := $(DATA_OBJS) $(PORT_OBJS) $(COMPRESSOR_OBJS) $(FAT_OBJS) 
+OBJS := $(DATA_OBJS) $(LIBCARTRESET_OBJS) $(PORT_OBJS) $(COMPRESSOR_OBJS) $(FAT_OBJS) 
 		
 
 		
diff --git a/backends/platform/ds/arm9/source/cdaudio.cpp b/backends/platform/ds/arm9/source/cdaudio.cpp
index 5b354342c4..7261800802 100644
--- a/backends/platform/ds/arm9/source/cdaudio.cpp
+++ b/backends/platform/ds/arm9/source/cdaudio.cpp
@@ -114,7 +114,7 @@ void allocBuffers() {
 }
 
 void setActive(bool active) {
-	active = active;
+	DS::CD::active = active;
 }
 
 bool getActive() {
@@ -232,7 +232,7 @@ void playTrack(int track, int numLoops, int startFrame, int duration) {
 	
 	//decompressBlock();
 	playNextBlock();
-	numLoops = numLoops;
+	DS::CD::numLoops = numLoops;
 }
 
 void update() {
diff --git a/backends/platform/ds/arm9/source/dsmain.cpp b/backends/platform/ds/arm9/source/dsmain.cpp
index 1367c72260..bb764bc75a 100644
--- a/backends/platform/ds/arm9/source/dsmain.cpp
+++ b/backends/platform/ds/arm9/source/dsmain.cpp
@@ -43,6 +43,7 @@
 // - Software scaler?
 // - 100% scale
 
+#define USE_LIBCARTRESET
 
 #include <nds.h>
 
@@ -71,6 +72,7 @@
 #include "ramsave.h"
 #include "disc_io.h"
 #include "blitters.h"
+#include "cartreset_nolibfat.h"
 
 namespace DS {
 
@@ -2035,6 +2037,58 @@ void debug_print_stub(char *string) {
 }
 #endif
 
+#ifdef USE_LIBCARTRESET
+void reboot() {
+	int deviceType = -1;
+
+	switch (disc_getDeviceId()) {
+		case DEVICE_M3SD: {
+			deviceType = DEVICE_TYPE_M3SD;
+			break;
+		}
+		case DEVICE_MMCF: {
+			deviceType = -1;
+			break;
+		}
+		case DEVICE_M3CF: {
+			deviceType = DEVICE_TYPE_M3CF;
+			break;
+		}
+		case DEVICE_MPCF: {
+			deviceType = DEVICE_TYPE_MPCF;
+			break;
+		}
+		case DEVICE_SCCF: {
+			deviceType = DEVICE_TYPE_SCCF;
+			break;
+		}
+		case DEVICE_NJSD: {
+			deviceType = -1;
+			break;
+		}
+		case DEVICE_SCSD: {
+			deviceType = DEVICE_TYPE_SCSD;
+			break;
+		}
+		case DEVICE_NMMC: {
+			deviceType = DEVICE_TYPE_NMMC;
+			break;
+		}
+	}
+
+	consolePrintf("Device: %x\n", deviceType);
+
+	if (deviceType == -1) {
+		IPC->reset = true;				// Send message to ARM7 to turn power off
+	} else {
+		cartSetMenuMode(deviceType);
+		passmeloopEnter();
+	}
+
+	while (true);		// Stop the program continuing beyond this point
+}
+#endif
+
 void powerOff() {
 	while (keysHeld() != 0) {		// Wait for all keys to be released.
 		swiWaitForVBlank();			// Allow you to read error before the power
@@ -2047,8 +2101,13 @@ void powerOff() {
 	if (ConfMan.hasKey("disablepoweroff", "ds") && ConfMan.getBool("disablepoweroff", "ds")) {
 		while (true);
 	} else {
+
+#ifdef USE_LIBCARTRESET
+		reboot();
+#else
 		IPC->reset = true;				// Send message to ARM7 to turn power off
 		while (true);		// Stop the program continuing beyond this point
+#endif
 	}
 }
 
@@ -2059,11 +2118,12 @@ void powerOff() {
 
 int main(void)
 {
+
 	soundCallback = NULL;
-	
 
 	initHardware();
-	
+
+
 #ifdef USE_DEBUGGER
 	for (int r = 0; r < 150; r++) {
 		swiWaitForVBlank();
diff --git a/backends/platform/ds/arm9/source/fat/disc_io.c b/backends/platform/ds/arm9/source/fat/disc_io.c
index 69befa09b7..988810073d 100644
--- a/backends/platform/ds/arm9/source/fat/disc_io.c
+++ b/backends/platform/ds/arm9/source/fat/disc_io.c
@@ -77,6 +77,8 @@
  #include "io_mmcf.h"
 #endif
 
+#include "io_dldi.h"
+
 // Keep a pointer to the active interface
 LPIO_INTERFACE active_interface = 0;
 
@@ -104,6 +106,8 @@ static struct {
 	u32 count;
 } cache[ DISC_CACHE_COUNT ];
 
+FATDevice currentDevice;
+
 static u32 disc_CacheFind(u32 sector) {
 	u32 i;
 	
@@ -245,6 +249,7 @@ bool disc_setGbaSlotInterface (void)
 		if (active_interface->fn_StartUp())
 		{
 			// set M3 SD as default IO
+			currentDevice = DEVICE_M3SD;
 			return true ;
 		} ;
 	}
@@ -259,6 +264,7 @@ bool disc_setGbaSlotInterface (void)
 	if (active_interface->fn_StartUp())
 	{
 		// set MMCF as default IO
+		currentDevice = DEVICE_MMCF;
 		return true ;
 	} ;
 #endif
@@ -271,6 +277,7 @@ bool disc_setGbaSlotInterface (void)
 	if (active_interface->fn_StartUp())
 	{
 		// set M3 CF as default IO
+		currentDevice = DEVICE_M3CF;
 		return true ;
 	} ;
 #endif
@@ -282,6 +289,7 @@ bool disc_setGbaSlotInterface (void)
 	if (active_interface->fn_StartUp())
 	{
 		// set GBAMP as default IO
+		currentDevice = DEVICE_MPCF;
 		return true ;
 	} ;
 #endif
@@ -293,6 +301,7 @@ bool disc_setGbaSlotInterface (void)
 	if (active_interface->fn_StartUp())
 	{
 		// set SC CF as default IO
+		currentDevice = DEVICE_SCCF;
 		return true ;
 	} ;
 #endif
@@ -325,6 +334,11 @@ bool disc_setGbaSlotInterface (void)
 	return false;
 }
 
+
+FATDevice disc_getDeviceId() {
+	return currentDevice;
+}
+
 #ifdef NDS
 // Check the DS card slot for a valid memory card interface
 // If an interface is found, it is set as the default interace
@@ -339,6 +353,16 @@ bool disc_setDsSlotInterface (void)
 	WAIT_CR |= (1<<11);
 #endif
 
+	active_interface = DLDI_GetInterface();
+
+	if (active_interface->fn_StartUp()) {
+		consolePrintf("DLDI Driver Initialised OK!\n");
+		currentDevice = DEVICE_DLDI;
+		return true;
+	} else {
+		consolePrintf("DLDI Initialise failed.\n");
+	}
+
 #ifdef SUPPORT_SCSD
 	// check if we have a SuperCard SD plugged in
 	if (discDetect == 2) {
@@ -347,6 +371,7 @@ bool disc_setDsSlotInterface (void)
 		if (active_interface->fn_StartUp())
 		{
 			// set SC SD as default IO
+			currentDevice = DEVICE_SCSD;
 			return true ;
 		} ;
 	}
@@ -358,6 +383,7 @@ bool disc_setDsSlotInterface (void)
 	if (active_interface->fn_StartUp())
 	{
 		// set NJSD as default IO
+		currentDevice = DEVICE_NJSD;
 		return true ;
 	} ;
 #endif
@@ -368,6 +394,7 @@ bool disc_setDsSlotInterface (void)
 	if (active_interface->fn_StartUp())
 	{
 		// set Neoflash MK2 / MK3 as default IO
+		currentDevice = DEVICE_NMMC;
 		return true ;
 	} ;
 #endif
diff --git a/backends/platform/ds/arm9/source/fat/disc_io.h b/backends/platform/ds/arm9/source/fat/disc_io.h
index e904071c37..2fff7f3bd5 100644
--- a/backends/platform/ds/arm9/source/fat/disc_io.h
+++ b/backends/platform/ds/arm9/source/fat/disc_io.h
@@ -15,16 +15,18 @@
 
 // Device support options, added by www.neoflash.com
 
-#define SUPPORT_NMMC		// comment out this line to remove Neoflash MK2 MMC Card support
-#define SUPPORT_MPCF		// comment out this line to remove GBA Movie Player support
-#define SUPPORT_M3CF		// comment out this line to remove M3 Perfect CF support
-#define SUPPORT_M3SD		// comment out this line to remove M3 Perfect SD support
-#define SUPPORT_SCCF		// comment out this line to remove Supercard CF support
-#define SUPPORT_SCSD		// comment out this line to remove Supercard SD support
+//#define SUPPORT_MPCF		// comment out this line to remove GBA Movie Player support
+//#define SUPPORT_M3CF		// comment out this line to remove M3 Perfect CF support
+//#define SUPPORT_M3SD		// comment out this line to remove M3 Perfect SD support
+//#define SUPPORT_SCCF		// comment out this line to remove Supercard CF support
+//#define SUPPORT_SCSD		// comment out this line to remove Supercard SD support
+//#define SUPPORT_NJSD
+//#define SUPPORT_MMCF
+
 //#define SUPPORT_EFA2		// comment out this line to remove EFA2 linker support
-#define SUPPORT_FCSR		// comment out this line to remove GBA Flash Cart support
-#define SUPPORT_NJSD
-#define SUPPORT_MMCF
+//#define SUPPORT_FCSR		// comment out this line to remove GBA Flash Cart support
+//#define SUPPORT_NMMC		// comment out this line to remove Neoflash MK2 MMC Card support
+
 
 // Disk caching options, added by www.neoflash.com
 // Each additional sector cache uses 512 bytes of memory
@@ -72,6 +74,20 @@
 extern "C" {
 #endif
 
+
+typedef enum {
+	DEVICE_NONE = 0,
+	DEVICE_M3SD,
+	DEVICE_MMCF,
+	DEVICE_M3CF,
+	DEVICE_MPCF,
+	DEVICE_SCCF,
+	DEVICE_NJSD,
+	DEVICE_SCSD,
+	DEVICE_NMMC,
+	DEVICE_DLDI
+} FATDevice;
+
 /*-----------------------------------------------------------------
 disc_Init
 Detects the inserted hardware and initialises it if necessary
@@ -88,6 +104,8 @@ extern bool disc_IsInserted(void) ;
 
 
 extern void disc_setEnable(int en);
+extern FATDevice disc_getDeviceId();
+
 /*-----------------------------------------------------------------
 disc_ReadSectors
 Read 512 byte sector numbered "sector" into "buffer"
@@ -161,6 +179,7 @@ static inline bool disc_CacheFlush(void)
 #define FEATURE_SLOT_GBA			0x00000010
 #define FEATURE_SLOT_NDS			0x00000020
 
+
 typedef bool (* FN_MEDIUM_STARTUP)(void) ;
 typedef bool (* FN_MEDIUM_ISINSERTED)(void) ;
 typedef bool (* FN_MEDIUM_READSECTORS)(u32 sector, u8 numSecs, void* buffer) ;
diff --git a/backends/platform/ds/arm9/source/fat/io_dldi.h b/backends/platform/ds/arm9/source/fat/io_dldi.h
new file mode 100644
index 0000000000..6f97ca7b45
--- /dev/null
+++ b/backends/platform/ds/arm9/source/fat/io_dldi.h
@@ -0,0 +1,34 @@
+/*
+	io_dldi.h 
+
+	Reserved space for new drivers
+	
+	This software is completely free. No warranty is provided.
+	If you use it, please give me credit and email me about your
+	project at chishm@hotmail.com
+
+	See gba_nds_fat.txt for help and license details.
+*/
+
+#ifndef IO_DLDI_H
+#define IO_DLDI_H
+
+// 'DLDI'
+#define DEVICE_TYPE_DLDD 0x49444C44
+
+#include "disc_io.h"
+#ifdef NDS
+#include <nds/memory.h>
+#endif
+
+extern IO_INTERFACE _io_dldi;
+
+// export interface
+static inline LPIO_INTERFACE DLDI_GetInterface(void) {
+#ifdef NDS
+	WAIT_CR &= ~(ARM9_OWNS_ROM | ARM9_OWNS_CARD);
+#endif // defined NDS
+	return &_io_dldi;
+}
+
+#endif	// define IO_DLDI_H
diff --git a/backends/platform/ds/arm9/source/fat/io_dldi.s b/backends/platform/ds/arm9/source/fat/io_dldi.s
new file mode 100644
index 0000000000..8d21522baf
--- /dev/null
+++ b/backends/platform/ds/arm9/source/fat/io_dldi.s
@@ -0,0 +1,70 @@
+@---------------------------------------------------------------------------------
+	.align	4
+	.arm
+	.global _io_dldi
+@---------------------------------------------------------------------------------
+.equ FEATURE_MEDIUM_CANREAD,		0x00000001
+.equ FEATURE_MEDIUM_CANWRITE,		0x00000002
+.equ FEATURE_SLOT_GBA,				0x00000010
+.equ FEATURE_SLOT_NDS,				0x00000020
+
+
+@---------------------------------------------------------------------------------
+@ Driver patch file standard header -- 16 bytes
+	.word	0xBF8DA5ED		@ Magic number to identify this region
+	.asciz	" Chishm"		@ Identifying Magic string (8 bytes with null terminator)
+	.byte	0x01			@ Version number
+	.byte	0x0F	@32KiB	@ Log [base-2] of the size of this driver in bytes.
+	.byte	0x00			@ Sections to fix
+	.byte 	0x0F	@32KiB	@ Log [base-2] of the allocated space in bytes.
+	
+@---------------------------------------------------------------------------------
+@ Text identifier - can be anything up to 47 chars + terminating null -- 16 bytes
+	.align	4
+	.asciz "Default (No interface)"
+
+@---------------------------------------------------------------------------------
+@ Offsets to important sections within the data	-- 32 bytes
+	.align	6
+	.word   0x00000000		@ data start
+	.word   0x00000000		@ data end
+	.word	0x00000000		@ Interworking glue start	-- Needs address fixing
+	.word	0x00000000		@ Interworking glue end
+	.word   0x00000000		@ GOT start					-- Needs address fixing
+	.word   0x00000000		@ GOT end
+	.word   0x00000000		@ bss start					-- Needs setting to zero
+	.word   0x00000000		@ bss end
+
+@---------------------------------------------------------------------------------
+@ IO_INTERFACE data -- 32 bytes
+_io_dldi:
+	.ascii	"DLDI"					@ ioType
+	.word	0x00000000				@ Features
+	.word	_DLDI_startup			@ 
+	.word	_DLDI_isInserted		@ 
+	.word	_DLDI_readSectors		@   Function pointers to standard device driver functions
+	.word	_DLDI_writeSectors		@ 
+	.word	_DLDI_clearStatus		@ 
+	.word	_DLDI_shutdown			@ 
+	
+@---------------------------------------------------------------------------------
+
+_DLDI_startup:
+_DLDI_isInserted:
+_DLDI_readSectors:
+_DLDI_writeSectors:
+_DLDI_clearStatus:
+_DLDI_shutdown:
+	mov		r0, #0x00				@ Return false for every function
+	bx		lr
+
+
+
+@---------------------------------------------------------------------------------
+	.align
+	.pool
+
+.space 32632						@ Fill to 32KiB
+
+	.end
+@---------------------------------------------------------------------------------
diff --git a/backends/platform/ds/arm9/source/fat/io_m3sd.c b/backends/platform/ds/arm9/source/fat/io_m3sd.c
index fba264a438..914b83e06e 100644
--- a/backends/platform/ds/arm9/source/fat/io_m3sd.c
+++ b/backends/platform/ds/arm9/source/fat/io_m3sd.c
@@ -1,7 +1,7 @@
 
 #define io_M3SD_c
 #include "io_m3sd.h"
-
+#ifdef SUPPORT_M3SD
 //M3-SD interface SD card.
 
 #define DMA3SAD      *(volatile u32*)0x040000D4
@@ -379,3 +379,5 @@ LPIO_INTERFACE M3SD_GetInterface(void)
 {
 	return &io_m3sd ;
 }
+
+#endif
diff --git a/backends/platform/ds/arm9/source/fat/io_njsd.c b/backends/platform/ds/arm9/source/fat/io_njsd.c
index 8c06b468c7..fbb223d560 100644
--- a/backends/platform/ds/arm9/source/fat/io_njsd.c
+++ b/backends/platform/ds/arm9/source/fat/io_njsd.c
@@ -35,6 +35,7 @@
 
 #include "io_njsd.h"
 
+#ifdef SUPPORT_NJSD
 #ifdef NDS
 
 #include <nds.h>
@@ -677,3 +678,4 @@ LPIO_INTERFACE NJSD_GetInterface(void) {
 } ;
 
 #endif // defined NDS
+#endif
\ No newline at end of file
diff --git a/backends/platform/ds/arm9/source/fat/io_scsd.c b/backends/platform/ds/arm9/source/fat/io_scsd.c
index 9904a0ac28..9359fefb6d 100644
--- a/backends/platform/ds/arm9/source/fat/io_scsd.c
+++ b/backends/platform/ds/arm9/source/fat/io_scsd.c
@@ -26,6 +26,8 @@
 
 #include "io_scsd.h"
 
+#ifdef SUPPORT_SCSD
+
 /*-----------------------------------------------------------------
 Since all CF addresses and commands are the same for the GBAMP,
 simply use it's functions instead.
@@ -101,3 +103,4 @@ LPIO_INTERFACE SCSD_GetInterface(void) {
 	return &io_scsd ;
 } ;
 
+#endif
\ No newline at end of file
diff --git a/backends/platform/ds/arm9/source/fat/io_scsd.h b/backends/platform/ds/arm9/source/fat/io_scsd.h
index 1e4e17dbb8..75115b8d62 100644
--- a/backends/platform/ds/arm9/source/fat/io_scsd.h
+++ b/backends/platform/ds/arm9/source/fat/io_scsd.h
@@ -26,33 +26,4 @@
 // export interface
 extern LPIO_INTERFACE SCSD_GetInterface(void) ;
 
-#endif	// define IO_SCSD_H
-/*
-	io_scsd.h by SaTa.
-	based on io_sccf.h
-	
-	
-*/
-
-/*
-	io_sccf.h 
-
-	Hardware Routines for reading a compact flash card
-	using the GBA Movie Player
-
-	This software is completely free. No warranty is provided.
-	If you use it, please give me credit and email me about your
-	project at chishm@hotmail.com
-
-	See gba_nds_fat.txt for help and license details.
-*/
-
-#ifndef IO_SCSD_H
-#define IO_SCSD_H
-
-#include "disc_io.h"
-
-// export interface
-extern LPIO_INTERFACE SCSD_GetInterface(void) ;
-
-#endif	// define IO_SCSD_H
+#endif	// define IO_SCSD_H
\ No newline at end of file
diff --git a/backends/platform/ds/arm9/source/libcartreset/cartreset.c b/backends/platform/ds/arm9/source/libcartreset/cartreset.c
new file mode 100644
index 0000000000..01ba33736a
--- /dev/null
+++ b/backends/platform/ds/arm9/source/libcartreset/cartreset.c
@@ -0,0 +1,107 @@
+/**********************************
+  Copyright (C) Rick Wong (Lick)
+  http://licklick.wordpress.com/
+***********************************/
+#include <cartreset_nolibfat.h>
+
+
+#ifdef ARM9
+
+bool cartSetMenuMode(u32 _deviceType)
+{
+    *(vu16*)(0x04000204) &= ~0x0880;    //sysSetBusOwners(true, true);
+    u32 deviceType = _deviceType;
+
+    *((vu32*)0x027FFFF8) = 0x080000C0; // ARM7 reset address
+
+    if(deviceType == DEVICE_TYPE_EFA2)
+    {
+        *(u16 *)0x9FE0000 = 0xD200;
+        *(u16 *)0x8000000 = 0x1500;
+        *(u16 *)0x8020000 = 0xD200;
+        *(u16 *)0x8040000 = 0x1500;
+        *(u16 *)0x9880000 = 1 << 15;
+        *(u16 *)0x9FC0000 = 0x1500;
+        return true;
+    }
+    else if(deviceType == DEVICE_TYPE_MPCF)
+    {
+        return true;
+    }
+    else if(deviceType == DEVICE_TYPE_EZSD)
+    {
+        return true;
+    }
+    else if(deviceType == DEVICE_TYPE_M3CF || deviceType == DEVICE_TYPE_M3SD)
+    {
+        u32 mode = 0x00400004;
+	    vu16 tmp;
+        tmp = *(vu16*)(0x08E00002);
+        tmp = *(vu16*)(0x0800000E);
+        tmp = *(vu16*)(0x08801FFC);
+        tmp = *(vu16*)(0x0800104A);
+        tmp = *(vu16*)(0x08800612);
+        tmp = *(vu16*)(0x08000000);
+        tmp = *(vu16*)(0x08801B66);
+        tmp = *(vu16*)(0x08000000 + (mode << 1)); 
+        tmp = *(vu16*)(0x0800080E);
+        tmp = *(vu16*)(0x08000000);
+
+        tmp = *(vu16*)(0x080001E4);
+        tmp = *(vu16*)(0x080001E4);
+        tmp = *(vu16*)(0x08000188);
+        tmp = *(vu16*)(0x08000188);
+        return true;
+    }
+    else if(deviceType == DEVICE_TYPE_SCCF || deviceType == DEVICE_TYPE_SCSD)
+    {
+        *(vu16*)0x09FFFFFE = 0xA55A;
+        *(vu16*)0x09FFFFFE = 0xA55A;
+        *(vu16*)0x09FFFFFE = 0;
+        *(vu16*)0x09FFFFFE = 0;
+        *((vu32*)0x027FFFF8) = 0x08000000; // Special ARM7 reset address
+        return true;
+    }
+
+    return false;
+}
+
+
+
+void passmeloopEnter()
+{
+    *(vu16*)(0x04000208) = 0;           //REG_IME = IME_DISABLE;
+    *(vu16*)(0x04000204) |= 0x0880;     //sysSetBusOwners(false, false);
+    *((vu32*)0x027FFFFC) = 0;
+    *((vu32*)0x027FFE04) = (u32)0xE59FF018;
+    *((vu32*)0x027FFE24) = (u32)0x027FFE04;
+    asm("swi 0x00");                    //swiSoftReset();
+    asm("bx lr");
+}
+
+#endif
+
+
+#ifdef ARM7
+
+bool passmeloopQuery()
+{
+    if(*((vu32*)0x027FFE24) == (u32)0x027FFE04)
+        return true;
+    return false;
+}
+
+
+
+void cartExecute()
+{
+    *(vu16*)(0x04000208) = 0;       //REG_IME = IME_DISABLE;
+    *((vu32*)0x027FFE34) = *((vu32*)0x027FFFF8);
+    asm("swi 0x00");                //swiSoftReset();
+    asm("bx lr");
+}
+
+#endif
+
+
+
diff --git a/backends/platform/ds/arm9/source/libcartreset/cartreset_nolibfat.h b/backends/platform/ds/arm9/source/libcartreset/cartreset_nolibfat.h
new file mode 100644
index 0000000000..133ae97e0f
--- /dev/null
+++ b/backends/platform/ds/arm9/source/libcartreset/cartreset_nolibfat.h
@@ -0,0 +1,56 @@
+/**********************************
+  Copyright (C) Rick Wong (Lick)
+  http://licklick.wordpress.com/
+***********************************/
+#ifndef CARTRESET_H
+#define CARTRESET_H
+
+#include <fat.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef ARM9
+// Auto detect:
+#define DEVICE_TYPE_AUTO        0x00000000 // doesn't work in libcartreset "nolibfat" version
+
+// Not supported:
+#define DEVICE_TYPE_FCSR        0x52534346
+#define DEVICE_TYPE_MMCF        0x46434D4D
+#define DEVICE_TYPE_NJSD        0x44534A4E
+#define DEVICE_TYPE_NMMC        0x434D4D4E
+
+// Supported:
+#define DEVICE_TYPE_EFA2        0x32414645
+#define DEVICE_TYPE_MPCF        0x4643504D
+#define DEVICE_TYPE_M3CF        0x4643334D
+#define DEVICE_TYPE_M3SD        0x4453334D
+#define DEVICE_TYPE_SCCF        0x46434353
+#define DEVICE_TYPE_SCSD        0x44534353
+
+// Supported, but libfat doesn't detect the device:
+#define DEVICE_TYPE_EZSD        0x44535A45
+
+
+bool cartSetMenuMode(u32 _deviceType);
+void passmeloopEnter();
+
+#endif
+
+
+#ifdef ARM7
+
+bool passmeloopQuery();
+void cartExecute();
+
+#endif
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif 
+