PVR: Added PVR/IMG driver for S5PC11X - SGX DDK 1.6.16.3947.

Change-Id: Ib43459f5bd765d3841bd1ffb9c63b6355c2db2dd
Signed-off-by: hoony.yu <hoony.yu@samsung.com>
Signed-off-by: Brian Swetland <swetland@google.com>

12 files changed, 4145 insertions, 0 deletions

diff --git a/drivers/gpu/pvr/dbgdrv/Makefile b/drivers/gpu/pvr/dbgdrv/Makefile
new file mode 100644
index 0000000..8b00b56
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/Makefile
@@ -0,0 +1,13 @@
+
+ccflags-y = -DLINUX -D__linux__ -DANDROID -DPVR_BUILD_DIR="\"omap3430_android\""
+ccflags-y += -Idrivers/gpu/pvr -Idrivers/gpu/pvr/omap3430 -Idrivers/video/omap2
+
+dbgdrv-$(CONFIG_PVR_PDUMP) := \
+	dbgdriv.o \
+	handle.o \
+	hostfunc.o \
+	hotkey.o \
+	ioctl.o \
+	main.o
+
+obj-$(CONFIG_PVR_PDUMP) := dbgdrv.o
diff --git a/drivers/gpu/pvr/dbgdrv/dbgdriv.c b/drivers/gpu/pvr/dbgdrv/dbgdriv.c
new file mode 100644
index 0000000..31c0120
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/dbgdriv.c
@@ -0,0 +1,2354 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+
+#ifdef LINUX
+#include <linux/string.h>
+#endif
+
+#include "img_types.h"
+#include "pvr_debug.h"
+#include "dbgdrvif.h"
+#include "dbgdriv.h"
+#include "hotkey.h"
+#include "hostfunc.h"
+#include "pvr_debug.h"
+
+
+
+
+#define LAST_FRAME_BUF_SIZE	1024
+
+typedef struct _DBG_LASTFRAME_BUFFER_
+{
+	PDBG_STREAM	psStream;
+	IMG_UINT8 ui8Buffer[LAST_FRAME_BUF_SIZE];
+	IMG_UINT32		ui32BufLen;
+	struct _DBG_LASTFRAME_BUFFER_	*psNext;
+} *PDBG_LASTFRAME_BUFFER;
+
+
+static PDBG_STREAM	g_psStreamList = 0;
+static PDBG_LASTFRAME_BUFFER	g_psLFBufferList;
+
+static IMG_UINT32		g_ui32LOff = 0;
+static IMG_UINT32		g_ui32Line = 0;
+static IMG_UINT32		g_ui32MonoLines = 25;
+
+static IMG_BOOL			g_bHotkeyMiddump = IMG_FALSE;
+static IMG_UINT32		g_ui32HotkeyMiddumpStart = 0xffffffff;
+static IMG_UINT32		g_ui32HotkeyMiddumpEnd = 0xffffffff;
+
+IMG_VOID *				g_pvAPIMutex=IMG_NULL;
+
+extern IMG_UINT32		g_ui32HotKeyFrame;
+extern IMG_BOOL			g_bHotKeyPressed;
+extern IMG_BOOL			g_bHotKeyRegistered;
+
+IMG_BOOL				gbDumpThisFrame = IMG_FALSE;
+
+
+IMG_UINT32 SpaceInStream(PDBG_STREAM psStream);
+IMG_BOOL ExpandStreamBuffer(PDBG_STREAM psStream, IMG_UINT32 ui32NewSize);
+PDBG_LASTFRAME_BUFFER FindLFBuf(PDBG_STREAM psStream);
+
+DBGKM_SERVICE_TABLE g_sDBGKMServices =
+{
+	sizeof (DBGKM_SERVICE_TABLE),
+	ExtDBGDrivCreateStream,
+	ExtDBGDrivDestroyStream,
+	ExtDBGDrivFindStream,
+	ExtDBGDrivWriteString,
+	ExtDBGDrivReadString,
+	ExtDBGDrivWrite,
+	ExtDBGDrivRead,
+	ExtDBGDrivSetCaptureMode,
+	ExtDBGDrivSetOutputMode,
+	ExtDBGDrivSetDebugLevel,
+	ExtDBGDrivSetFrame,
+	ExtDBGDrivGetFrame,
+	ExtDBGDrivOverrideMode,
+	ExtDBGDrivDefaultMode,
+	ExtDBGDrivWrite2,
+	ExtDBGDrivWriteStringCM,
+	ExtDBGDrivWriteCM,
+	ExtDBGDrivSetMarker,
+	ExtDBGDrivGetMarker,
+	ExtDBGDrivStartInitPhase,
+	ExtDBGDrivStopInitPhase,
+	ExtDBGDrivIsCaptureFrame,
+	ExtDBGDrivWriteLF,
+	ExtDBGDrivReadLF,
+	ExtDBGDrivGetStreamOffset,
+	ExtDBGDrivSetStreamOffset,
+	ExtDBGDrivIsLastCaptureFrame,
+	ExtDBGDrivWaitForEvent,
+	ExtDBGDrivSetConnectNotifier,
+	ExtDBGDrivWritePersist
+};
+
+
+static IMG_UINT32 DBGDrivWritePersist(PDBG_STREAM psMainStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+static IMG_VOID InvalidateAllStreams(IMG_VOID);
+
+
+
+
+DBGKM_CONNECT_NOTIFIER g_fnDBGKMNotifier;
+
+IMG_VOID IMG_CALLCONV ExtDBGDrivSetConnectNotifier(DBGKM_CONNECT_NOTIFIER fn_notifier)
+{
+	
+	g_fnDBGKMNotifier = fn_notifier;
+}
+
+IMG_VOID * IMG_CALLCONV ExtDBGDrivCreateStream(IMG_CHAR *	pszName, IMG_UINT32 ui32CapMode, IMG_UINT32	ui32OutMode, IMG_UINT32 ui32Flags, IMG_UINT32 ui32Size)
+{
+	IMG_VOID *	pvRet;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	pvRet=DBGDrivCreateStream(pszName, ui32CapMode, ui32OutMode, ui32Flags, ui32Size);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return pvRet;
+}
+
+void IMG_CALLCONV ExtDBGDrivDestroyStream(PDBG_STREAM psStream)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivDestroyStream(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+IMG_VOID * IMG_CALLCONV ExtDBGDrivFindStream(IMG_CHAR * pszName, IMG_BOOL bResetStream)
+{
+	IMG_VOID *	pvRet;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	pvRet=DBGDrivFindStream(pszName, bResetStream);
+	if(g_fnDBGKMNotifier.pfnConnectNotifier)
+	{
+		g_fnDBGKMNotifier.pfnConnectNotifier();
+	}
+	else
+	{
+		PVR_DPF((PVR_DBG_ERROR, "pfnConnectNotifier not initialised.\n"));
+	}		
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return pvRet;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32	ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivWriteString(psStream, pszString, ui32Level);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivReadString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Limit)
+{
+	IMG_UINT32 ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivReadString(psStream, pszString, ui32Limit);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWrite(PDBG_STREAM psStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32	ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivWrite(psStream, pui8InBuf, ui32InBuffSize, ui32Level);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivRead(PDBG_STREAM psStream, IMG_BOOL bReadInitBuffer, IMG_UINT32 ui32OutBuffSize,IMG_UINT8 * pui8OutBuf)
+{
+	IMG_UINT32 ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivRead(psStream, bReadInitBuffer, ui32OutBuffSize, pui8OutBuf);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+void IMG_CALLCONV ExtDBGDrivSetCaptureMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode,IMG_UINT32 ui32Start,IMG_UINT32 ui32End,IMG_UINT32 ui32SampleRate)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivSetCaptureMode(psStream, ui32Mode, ui32Start, ui32End, ui32SampleRate);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+void IMG_CALLCONV ExtDBGDrivSetOutputMode(PDBG_STREAM psStream,IMG_UINT32 ui32OutMode)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivSetOutputMode(psStream, ui32OutMode);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+void IMG_CALLCONV ExtDBGDrivSetDebugLevel(PDBG_STREAM psStream,IMG_UINT32 ui32DebugLevel)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivSetDebugLevel(psStream, ui32DebugLevel);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+void IMG_CALLCONV ExtDBGDrivSetFrame(PDBG_STREAM psStream,IMG_UINT32 ui32Frame)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivSetFrame(psStream, ui32Frame);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivGetFrame(PDBG_STREAM psStream)
+{
+	IMG_UINT32	ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivGetFrame(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_BOOL IMG_CALLCONV ExtDBGDrivIsLastCaptureFrame(PDBG_STREAM psStream)
+{
+	IMG_BOOL	bRet;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	bRet = DBGDrivIsLastCaptureFrame(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return bRet;
+}
+
+IMG_BOOL IMG_CALLCONV ExtDBGDrivIsCaptureFrame(PDBG_STREAM psStream, IMG_BOOL bCheckPreviousFrame)
+{
+	IMG_BOOL	bRet;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	bRet = DBGDrivIsCaptureFrame(psStream, bCheckPreviousFrame);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return bRet;
+}
+
+void IMG_CALLCONV ExtDBGDrivOverrideMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivOverrideMode(psStream, ui32Mode);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+void IMG_CALLCONV ExtDBGDrivDefaultMode(PDBG_STREAM psStream)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivDefaultMode(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWrite2(PDBG_STREAM psStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32	ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivWrite2(psStream, pui8InBuf, ui32InBuffSize, ui32Level);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWritePersist(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32	ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivWritePersist(psStream, pui8InBuf, ui32InBuffSize, ui32Level);
+	if(ui32Ret==0xFFFFFFFFU)
+	{
+		PVR_DPF((PVR_DBG_ERROR, "An error occurred in DBGDrivWritePersist."));
+	}
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteStringCM(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32	ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret=DBGDrivWriteStringCM(psStream, pszString, ui32Level);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteCM(PDBG_STREAM psStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32	ui32Ret;
+	
+	
+	HostAquireMutex(g_pvAPIMutex);
+	
+	ui32Ret=DBGDrivWriteCM(psStream, pui8InBuf, ui32InBuffSize, ui32Level);
+	
+	
+	HostReleaseMutex(g_pvAPIMutex);
+	
+	return ui32Ret;
+}
+
+void IMG_CALLCONV ExtDBGDrivSetMarker(PDBG_STREAM psStream, IMG_UINT32 ui32Marker)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivSetMarker(psStream, ui32Marker);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivGetMarker(PDBG_STREAM psStream)
+{
+	IMG_UINT32	ui32Marker;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Marker = DBGDrivGetMarker(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Marker;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteLF(PDBG_STREAM psStream, IMG_UINT8 * pui8InBuf, IMG_UINT32 ui32InBuffSize, IMG_UINT32 ui32Level, IMG_UINT32 ui32Flags)
+{
+	IMG_UINT32	ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret = DBGDrivWriteLF(psStream, pui8InBuf, ui32InBuffSize, ui32Level, ui32Flags);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivReadLF(PDBG_STREAM psStream, IMG_UINT32 ui32OutBuffSize, IMG_UINT8 * pui8OutBuf)
+{
+	IMG_UINT32 ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret = DBGDrivReadLF(psStream, ui32OutBuffSize, pui8OutBuf);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+
+IMG_VOID IMG_CALLCONV ExtDBGDrivStartInitPhase(PDBG_STREAM psStream)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivStartInitPhase(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+IMG_VOID IMG_CALLCONV ExtDBGDrivStopInitPhase(PDBG_STREAM psStream)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivStopInitPhase(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return;
+}
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivGetStreamOffset(PDBG_STREAM psStream)
+{
+	IMG_UINT32 ui32Ret;
+
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	ui32Ret = DBGDrivGetStreamOffset(psStream);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+
+	return ui32Ret;
+}
+
+IMG_VOID IMG_CALLCONV ExtDBGDrivSetStreamOffset(PDBG_STREAM psStream, IMG_UINT32 ui32StreamOffset)
+{
+	
+	HostAquireMutex(g_pvAPIMutex);
+
+	DBGDrivSetStreamOffset(psStream, ui32StreamOffset);
+
+	
+	HostReleaseMutex(g_pvAPIMutex);
+}
+
+IMG_VOID IMG_CALLCONV ExtDBGDrivWaitForEvent(DBG_EVENT eEvent)
+{
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+	DBGDrivWaitForEvent(eEvent);
+#else	
+	PVR_UNREFERENCED_PARAMETER(eEvent);				
+#endif	
+}
+
+IMG_UINT32 AtoI(IMG_CHAR *szIn)
+{
+	IMG_INT		iLen = 0;
+	IMG_UINT32	ui32Value = 0;
+	IMG_UINT32	ui32Digit=1;
+	IMG_UINT32	ui32Base=10;
+	IMG_INT		iPos;
+	IMG_CHAR	bc;
+
+	
+	while (szIn[iLen] > 0)
+	{
+		iLen ++;
+	}
+
+	
+	if (iLen == 0)
+	{
+		return (0);
+	}
+
+	
+	iPos=0;
+	while (szIn[iPos] == '0')
+	{
+		iPos++;
+	}
+	if (szIn[iPos] == '\0')
+	{
+		return 0;
+	}
+	if (szIn[iPos] == 'x' || szIn[iPos] == 'X')
+	{
+		ui32Base=16;
+		szIn[iPos]='0';
+	}
+
+	
+	for (iPos = iLen - 1; iPos >= 0; iPos --)
+	{
+		bc = szIn[iPos];
+
+		if ( (bc >= 'a') && (bc <= 'f') && ui32Base == 16)			
+		{
+			bc -= 'a' - 0xa;
+		}
+		else
+		if ( (bc >= 'A') && (bc <= 'F') && ui32Base == 16)			
+		{
+			bc -= 'A' - 0xa;
+		}
+		else
+		if ((bc >= '0') && (bc <= '9'))				
+		{
+			bc -= '0';
+		}
+		else
+			return (0);
+
+		ui32Value += (IMG_UINT32)bc  * ui32Digit;
+
+		ui32Digit = ui32Digit * ui32Base;
+	}
+	return (ui32Value);
+}
+
+
+static IMG_BOOL StreamValid(PDBG_STREAM psStream)
+{
+	PDBG_STREAM	psThis;
+
+	psThis = g_psStreamList;
+
+	while (psThis)
+	{
+		if (psStream && (psThis == psStream) )
+		{
+			return(IMG_TRUE);
+		}
+		else
+		{
+			psThis = psThis->psNext;
+		}
+	}
+
+	return(IMG_FALSE);
+}
+
+
+static IMG_BOOL StreamValidForRead(PDBG_STREAM psStream)
+{
+	if( StreamValid(psStream) &&
+		((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_WRITEONLY) == 0) )
+	{
+		return(IMG_TRUE);
+	}
+
+	return(IMG_FALSE);
+}
+
+static IMG_BOOL StreamValidForWrite(PDBG_STREAM psStream)
+{
+	if( StreamValid(psStream) &&
+		((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_READONLY) == 0) )
+	{
+		return(IMG_TRUE);
+	}
+
+	return(IMG_FALSE);
+}
+
+
+static void Write(PDBG_STREAM psStream,IMG_PUINT8 pui8Data,IMG_UINT32 ui32InBuffSize)
+{
+	
+
+	if (!psStream->bCircularAllowed)
+	{
+		
+	}
+
+	if ((psStream->ui32WPtr + ui32InBuffSize) > psStream->ui32Size)
+	{
+		
+		IMG_UINT32 ui32B1 = psStream->ui32Size - psStream->ui32WPtr;
+		IMG_UINT32 ui32B2 = ui32InBuffSize - ui32B1;
+
+		
+		HostMemCopy((IMG_PVOID)((IMG_UINTPTR_T)psStream->pvBase + psStream->ui32WPtr),
+				(IMG_PVOID) pui8Data,
+				ui32B1);
+
+		
+		HostMemCopy(psStream->pvBase,
+				(IMG_PVOID)(pui8Data + ui32B1),
+				ui32B2);
+
+		
+		psStream->ui32WPtr = ui32B2;
+	}
+	else
+	{	
+		HostMemCopy((IMG_PVOID)((IMG_UINTPTR_T)psStream->pvBase + psStream->ui32WPtr),
+				(IMG_PVOID) pui8Data,
+				ui32InBuffSize);
+
+		psStream->ui32WPtr += ui32InBuffSize;
+
+		if (psStream->ui32WPtr == psStream->ui32Size)
+		{
+			psStream->ui32WPtr = 0;
+		}
+	}
+	psStream->ui32DataWritten += ui32InBuffSize;
+}
+
+
+void MonoOut(IMG_CHAR * pszString,IMG_BOOL bNewLine)
+{
+#if defined (_WIN64)
+	PVR_UNREFERENCED_PARAMETER(pszString);
+	PVR_UNREFERENCED_PARAMETER(bNewLine);
+
+#else
+	IMG_UINT32 	i;
+	IMG_CHAR *	pScreen;
+
+	pScreen = (IMG_CHAR *) DBGDRIV_MONOBASE;
+
+	pScreen += g_ui32Line * 160;
+
+	
+
+	i=0;
+	do
+	{
+		pScreen[g_ui32LOff + (i*2)] = pszString[i];
+		pScreen[g_ui32LOff + (i*2)+1] = 127;
+		i++;
+	}
+	while ((pszString[i] != 0) && (i < 4096));
+
+	g_ui32LOff += i * 2;
+
+	if (bNewLine)
+	{
+		g_ui32LOff = 0;
+		g_ui32Line++;
+	}
+
+	
+
+	if (g_ui32Line == g_ui32MonoLines)
+	{
+		g_ui32Line = g_ui32MonoLines - 1;
+
+		HostMemCopy((IMG_VOID *)DBGDRIV_MONOBASE,(IMG_VOID *)(DBGDRIV_MONOBASE + 160),160 * (g_ui32MonoLines - 1));
+
+		HostMemSet((IMG_VOID *)(DBGDRIV_MONOBASE + (160 * (g_ui32MonoLines - 1))),0,160);
+	}
+#endif	
+}
+
+static IMG_UINT32 WriteExpandingBuffer(PDBG_STREAM psStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize)
+{
+	IMG_UINT ui32Space;
+
+	
+
+	ui32Space = SpaceInStream(psStream);
+
+	
+
+	if ((psStream->psCtrl->ui32OutMode & DEBUG_OUTMODE_STREAMENABLE) == 0)
+	{
+		PVR_DPF((PVR_DBG_ERROR, "WriteExpandingBuffer: buffer %x is disabled", (IMG_UINTPTR_T) psStream));
+		return(0);
+	}
+
+	
+
+	if (psStream->psCtrl->ui32Flags & DEBUG_FLAGS_NO_BUF_EXPANDSION)
+	{
+		
+
+
+		if (ui32Space < 32)
+		{
+			PVR_DPF((PVR_DBG_ERROR, "WriteExpandingBuffer: buffer %x is full and isn't expandable", (IMG_UINTPTR_T) psStream));
+			return(0);
+		}
+	}
+	else
+	{
+		if ((ui32Space < 32) || (ui32Space <= (ui32InBuffSize + 4)))
+		{
+			IMG_UINT32	ui32NewBufSize;
+
+			
+
+			ui32NewBufSize = 2 * psStream->ui32Size;
+
+			PVR_DPF((PVR_DBGDRIV_MESSAGE, "Expanding buffer size = %x, new size = %x",
+					psStream->ui32Size, ui32NewBufSize));
+
+			if (ui32InBuffSize > psStream->ui32Size)
+			{
+				ui32NewBufSize += ui32InBuffSize;
+			}
+
+			
+
+			if (!ExpandStreamBuffer(psStream,ui32NewBufSize))
+			{
+				if (ui32Space < 32)
+				{
+					if(psStream->bCircularAllowed)
+					{
+						return(0);
+					}
+					else
+					{
+						
+						PVR_DPF((PVR_DBG_ERROR, "WriteExpandingBuffer: Unable to expand %x. Out of memory.", (IMG_UINTPTR_T) psStream));
+						InvalidateAllStreams();
+						return (0xFFFFFFFFUL);
+					}
+				}
+			}
+
+			
+
+			ui32Space = SpaceInStream(psStream);
+			PVR_DPF((PVR_DBGDRIV_MESSAGE, "Expanded buffer, free space = %x",
+					ui32Space));
+		}
+	}
+
+	
+
+	if (ui32Space <= (ui32InBuffSize + 4))
+	{
+		ui32InBuffSize = ui32Space - 4;
+	}
+
+	
+
+	Write(psStream,pui8InBuf,ui32InBuffSize);
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+	if (ui32InBuffSize)
+	{
+		HostSignalEvent(DBG_EVENT_STREAM_DATA);
+	}
+#endif
+	return(ui32InBuffSize);
+}
+
+IMG_VOID * IMG_CALLCONV DBGDrivCreateStream(IMG_CHAR *		pszName,
+								   IMG_UINT32 	ui32CapMode,
+								   IMG_UINT32 	ui32OutMode,
+								   IMG_UINT32	ui32Flags,
+								   IMG_UINT32 	ui32Size)
+{
+	PDBG_STREAM psStream;
+	PDBG_STREAM	psInitStream;
+	PDBG_LASTFRAME_BUFFER	psLFBuffer;
+	PDBG_STREAM_CONTROL psCtrl;
+	IMG_UINT32		ui32Off;
+	IMG_VOID *		pvBase;	
+	static IMG_CHAR pszNameInitSuffix[] = "_Init";
+	IMG_UINT32		ui32OffSuffix;
+
+	
+
+
+	psStream = (PDBG_STREAM) DBGDrivFindStream(pszName, IMG_FALSE);
+
+	if (psStream)
+	{
+		return ((IMG_VOID *) psStream);
+	}
+
+	
+
+	psStream = HostNonPageablePageAlloc(1);
+	psInitStream = HostNonPageablePageAlloc(1);
+	psLFBuffer = HostNonPageablePageAlloc(1);
+	psCtrl = HostNonPageablePageAlloc(1);
+	if	(
+			(!psStream) ||
+			(!psInitStream) ||
+			(!psLFBuffer) ||
+			(!psCtrl)
+		)
+	{
+		PVR_DPF((PVR_DBG_ERROR,"DBGDriv: Couldn't alloc control structs\n\r"));
+		return((IMG_VOID *) 0);
+	}
+
+	
+	if ((ui32Flags & DEBUG_FLAGS_USE_NONPAGED_MEM) != 0)
+	{
+		pvBase = HostNonPageablePageAlloc(ui32Size);
+	}
+	else
+	{
+		pvBase = HostPageablePageAlloc(ui32Size);
+	}
+
+	if (!pvBase)
+	{
+		PVR_DPF((PVR_DBG_ERROR,"DBGDriv: Couldn't alloc Stream buffer\n\r"));
+		HostNonPageablePageFree(psStream);
+		return((IMG_VOID *) 0);
+	}
+
+	
+	psCtrl->ui32Flags = ui32Flags;
+	psCtrl->ui32CapMode = ui32CapMode;
+	psCtrl->ui32OutMode = ui32OutMode;
+	psCtrl->ui32DebugLevel = DEBUG_LEVEL_0;
+	psCtrl->ui32DefaultMode = ui32CapMode;
+	psCtrl->ui32Start = 0;
+	psCtrl->ui32End = 0;
+	psCtrl->ui32Current = 0;
+	psCtrl->ui32SampleRate = 1;
+	psCtrl->bInitPhaseComplete = IMG_FALSE;
+
+	
+
+	psStream->psNext = 0;
+	psStream->pvBase = pvBase;
+	psStream->psCtrl = psCtrl;
+	psStream->ui32Size = ui32Size * 4096UL;
+	psStream->ui32RPtr = 0;
+	psStream->ui32WPtr = 0;
+	psStream->ui32DataWritten = 0;
+	psStream->ui32Marker = 0;
+	psStream->bCircularAllowed = IMG_TRUE;
+	psStream->ui32InitPhaseWOff = 0;
+	
+
+
+	
+	if ((ui32Flags & DEBUG_FLAGS_USE_NONPAGED_MEM) != 0)
+	{
+		pvBase = HostNonPageablePageAlloc(ui32Size);
+	}
+	else
+	{
+		pvBase = HostPageablePageAlloc(ui32Size);
+	}
+
+	if (!pvBase)
+	{
+		PVR_DPF((PVR_DBG_ERROR,"DBGDriv: Couldn't alloc InitStream buffer\n\r"));
+		
+		if ((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_USE_NONPAGED_MEM) != 0)
+		{
+			HostNonPageablePageFree(psStream->pvBase);
+		}
+		else
+		{
+			HostPageablePageFree(psStream->pvBase);
+		}
+		HostNonPageablePageFree(psStream);
+		return((IMG_VOID *) 0);
+	}
+
+	
+	psInitStream->psNext = 0;
+	psInitStream->pvBase = pvBase;
+	psInitStream->psCtrl = psCtrl;
+	psInitStream->ui32Size = ui32Size * 4096UL;
+	psInitStream->ui32RPtr = 0;
+	psInitStream->ui32WPtr = 0;
+	psInitStream->ui32DataWritten = 0;
+	psInitStream->ui32Marker = 0;
+	psInitStream->bCircularAllowed = IMG_FALSE;
+	psInitStream->ui32InitPhaseWOff = 0;
+	
+
+
+	psStream->psInitStream = psInitStream;
+
+	
+	psLFBuffer->psStream = psStream;
+	psLFBuffer->ui32BufLen = 0UL;
+
+	g_bHotkeyMiddump = IMG_FALSE;
+	g_ui32HotkeyMiddumpStart = 0xffffffffUL;
+	g_ui32HotkeyMiddumpEnd = 0xffffffffUL;
+
+	
+
+	ui32Off = 0;
+
+	do
+	{
+		psStream->szName[ui32Off] = pszName[ui32Off];
+		psInitStream->szName[ui32Off] = pszName[ui32Off];
+		ui32Off++;
+	}
+	while ((pszName[ui32Off] != 0) && (ui32Off < (4096UL - sizeof(DBG_STREAM))));
+	psStream->szName[ui32Off] = pszName[ui32Off];	
+
+	
+
+	ui32OffSuffix = 0;
+	do
+	{
+		psInitStream->szName[ui32Off] = pszNameInitSuffix[ui32OffSuffix];
+		ui32Off++;
+		ui32OffSuffix++;
+	}
+	while (	(pszNameInitSuffix[ui32OffSuffix] != 0) &&
+			(ui32Off < (4096UL - sizeof(DBG_STREAM))));
+	psInitStream->szName[ui32Off] = pszNameInitSuffix[ui32OffSuffix];	
+
+	
+
+	psStream->psNext = g_psStreamList;
+	g_psStreamList = psStream;
+
+	psLFBuffer->psNext = g_psLFBufferList;
+	g_psLFBufferList = psLFBuffer;
+
+	AddSIDEntry(psStream);
+	
+	return((IMG_VOID *) psStream);
+}
+
+void IMG_CALLCONV DBGDrivDestroyStream(PDBG_STREAM psStream)
+{
+	PDBG_STREAM	psStreamThis;
+	PDBG_STREAM	psStreamPrev;
+	PDBG_LASTFRAME_BUFFER	psLFBuffer;
+	PDBG_LASTFRAME_BUFFER	psLFThis;
+	PDBG_LASTFRAME_BUFFER	psLFPrev;
+
+	PVR_DPF((PVR_DBG_MESSAGE, "DBGDriv: Destroying stream %s\r\n", psStream->szName ));
+
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	RemoveSIDEntry(psStream);
+	
+	psLFBuffer = FindLFBuf(psStream);
+
+	
+
+	psStreamThis = g_psStreamList;
+	psStreamPrev = 0;
+
+	while (psStreamThis)
+	{
+		if (psStreamThis == psStream)
+		{
+			if (psStreamPrev)
+			{
+				psStreamPrev->psNext = psStreamThis->psNext;
+			}
+			else
+			{
+				g_psStreamList = psStreamThis->psNext;
+			}
+
+			psStreamThis = 0;
+		}
+		else
+		{
+			psStreamPrev = psStreamThis;
+			psStreamThis = psStreamThis->psNext;
+		}
+	}
+
+	psLFThis = g_psLFBufferList;
+	psLFPrev = 0;
+
+	while (psLFThis)
+	{
+		if (psLFThis == psLFBuffer)
+		{
+			if (psLFPrev)
+			{
+				psLFPrev->psNext = psLFThis->psNext;
+			}
+			else
+			{
+				g_psLFBufferList = psLFThis->psNext;
+			}
+
+			psLFThis = 0;
+		}
+		else
+		{
+			psLFPrev = psLFThis;
+			psLFThis = psLFThis->psNext;
+		}
+	}
+	
+
+	if (psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_HOTKEY)
+	{
+		DeactivateHotKeys();
+	}
+
+	
+
+	if ((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_USE_NONPAGED_MEM) != 0)
+	{
+		HostNonPageablePageFree(psStream->psCtrl);
+		HostNonPageablePageFree(psStream->pvBase);
+		HostNonPageablePageFree(psStream->psInitStream->pvBase);
+	}
+	else
+	{
+		HostNonPageablePageFree(psStream->psCtrl);
+		HostPageablePageFree(psStream->pvBase);
+		HostPageablePageFree(psStream->psInitStream->pvBase);
+	}
+	
+	HostNonPageablePageFree(psStream->psInitStream);
+	HostNonPageablePageFree(psStream);
+	HostNonPageablePageFree(psLFBuffer);
+
+	if (g_psStreamList == 0)
+	{
+		PVR_DPF((PVR_DBG_MESSAGE,"DBGDriv: Stream list now empty" ));
+	}
+
+	return;
+}
+
+IMG_VOID * IMG_CALLCONV DBGDrivFindStream(IMG_CHAR * pszName, IMG_BOOL bResetStream)
+{
+	PDBG_STREAM	psStream;
+	PDBG_STREAM	psThis;
+	IMG_UINT32	ui32Off;
+	IMG_BOOL	bAreSame;
+
+	psStream = 0;
+
+	PVR_DPF((PVR_DBGDRIV_MESSAGE, "PDump client connecting to %s %s",
+			pszName,
+			(bResetStream == IMG_TRUE) ? "with reset" : "no reset"));
+
+	
+
+	for (psThis = g_psStreamList; psThis != IMG_NULL; psThis = psThis->psNext)
+	{
+		bAreSame = IMG_TRUE;
+		ui32Off = 0;
+
+		if (strlen(psThis->szName) == strlen(pszName))
+		{
+			while ((psThis->szName[ui32Off] != 0) && (pszName[ui32Off] != 0) && (ui32Off < 128) && bAreSame)
+			{
+				if (psThis->szName[ui32Off] != pszName[ui32Off])
+				{
+					bAreSame = IMG_FALSE;
+				}
+
+				ui32Off++;
+			}
+		}
+		else
+		{
+			bAreSame = IMG_FALSE;
+		}
+
+		if (bAreSame)
+		{
+			psStream = psThis;
+			break;
+		}
+	}
+
+	if(bResetStream && psStream)
+	{
+		static IMG_CHAR szComment[] = "-- Init phase terminated\r\n";
+		psStream->psInitStream->ui32RPtr = 0;
+		psStream->ui32RPtr = 0;
+		psStream->ui32WPtr = 0;
+		psStream->ui32DataWritten = psStream->psInitStream->ui32DataWritten;
+		if (psStream->psCtrl->bInitPhaseComplete == IMG_FALSE)
+		{
+			if (psStream->psCtrl->ui32Flags & DEBUG_FLAGS_TEXTSTREAM)
+			{
+				DBGDrivWrite2(psStream, (IMG_UINT8 *)szComment, sizeof(szComment) - 1, 0x01);
+			}
+			psStream->psCtrl->bInitPhaseComplete = IMG_TRUE;
+		}
+
+		{
+			
+			
+			psStream->psInitStream->ui32InitPhaseWOff = psStream->psInitStream->ui32WPtr;
+			PVR_DPF((PVR_DBGDRIV_MESSAGE, "Set %s client marker bo %x, total bw %x",
+					psStream->szName,
+					psStream->psInitStream->ui32InitPhaseWOff,
+					psStream->psInitStream->ui32DataWritten ));
+		}
+	}
+
+	return((IMG_VOID *) psStream);
+}
+
+static void IMG_CALLCONV DBGDrivInvalidateStream(PDBG_STREAM psStream)
+{
+	IMG_CHAR pszErrorMsg[] = "**OUTOFMEM\n";
+	IMG_UINT32 ui32Space;
+	IMG_UINT32 ui32Off = 0;
+	IMG_UINT32 ui32WPtr = psStream->ui32WPtr;
+	IMG_PUINT8 pui8Buffer = (IMG_UINT8 *) psStream->pvBase;
+	
+	PVR_DPF((PVR_DBG_ERROR, "DBGDrivInvalidateStream: An error occurred for stream %s\r\n", psStream->szName ));
+
+	
+
+	
+
+
+
+
+	
+	ui32Space = SpaceInStream(psStream);
+
+	
+	if(ui32Space > 0)
+	{
+		ui32Space--;
+	}
+	else
+	{
+		PVR_DPF((PVR_DBG_ERROR, "DBGDrivInvalidateStream: Buffer full."));
+	}
+
+	while((pszErrorMsg[ui32Off] != 0) && (ui32Off < ui32Space))
+	{
+		pui8Buffer[ui32WPtr] = (IMG_UINT8)pszErrorMsg[ui32Off];
+		ui32Off++;
+		ui32WPtr++;
+	}
+	pui8Buffer[ui32WPtr++] = '\0';
+	psStream->ui32WPtr = ui32WPtr;
+
+	
+	psStream->psCtrl->ui32Flags |= DEBUG_FLAGS_READONLY;
+}
+
+static IMG_VOID InvalidateAllStreams(IMG_VOID)
+{
+	PDBG_STREAM psStream = g_psStreamList;
+	while (psStream != IMG_NULL)
+	{
+		DBGDrivInvalidateStream(psStream);
+		psStream = psStream->psNext;
+	}
+	return;
+}
+
+
+
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteStringCM(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level)
+{
+	
+
+	if (!StreamValidForWrite(psStream))
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if (psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_FRAMED)
+	{
+		if	((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_ENABLESAMPLE) == 0)
+		{
+			return(0);
+		}
+	}
+	else
+	{
+		if (psStream->psCtrl->ui32CapMode == DEBUG_CAPMODE_HOTKEY)
+		{
+			if ((psStream->psCtrl->ui32Current != g_ui32HotKeyFrame) || (g_bHotKeyPressed == IMG_FALSE))
+			{
+				return(0);
+			}
+		}
+	}
+
+	return(DBGDrivWriteString(psStream,pszString,ui32Level));
+
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32	ui32Len;
+	IMG_UINT32	ui32Space;
+	IMG_UINT32	ui32WPtr;
+	IMG_UINT8 *	pui8Buffer;
+
+	
+
+	if (!StreamValidForWrite(psStream))
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if ((psStream->psCtrl->ui32DebugLevel & ui32Level) == 0)
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+
+	if ((psStream->psCtrl->ui32OutMode & DEBUG_OUTMODE_ASYNC) == 0)
+	{
+		if (psStream->psCtrl->ui32OutMode & DEBUG_OUTMODE_STANDARDDBG)
+		{
+			PVR_DPF((PVR_DBG_MESSAGE,"%s: %s\r\n",psStream->szName, pszString));
+		}
+
+		
+
+		if (psStream->psCtrl->ui32OutMode & DEBUG_OUTMODE_MONO)
+		{
+			MonoOut(psStream->szName,IMG_FALSE);
+			MonoOut(": ",IMG_FALSE);
+			MonoOut(pszString,IMG_TRUE);
+		}
+	}
+
+	
+
+	if	(
+			!(
+				((psStream->psCtrl->ui32OutMode & DEBUG_OUTMODE_STREAMENABLE) != 0) ||
+				((psStream->psCtrl->ui32OutMode & DEBUG_OUTMODE_ASYNC) != 0)
+			)
+		)
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	ui32Space=SpaceInStream(psStream);
+
+	
+	if(ui32Space > 0)
+	{
+		ui32Space--;
+	}
+
+	ui32Len		= 0;
+	ui32WPtr	= psStream->ui32WPtr;
+	pui8Buffer	= (IMG_UINT8 *) psStream->pvBase;
+
+	while((pszString[ui32Len] != 0) && (ui32Len < ui32Space))
+	{
+		pui8Buffer[ui32WPtr] = (IMG_UINT8)pszString[ui32Len];
+		ui32Len++;
+		ui32WPtr++;
+		if (ui32WPtr == psStream->ui32Size)
+		{
+			ui32WPtr = 0;
+		}
+	}
+
+	if (ui32Len < ui32Space)
+	{
+		
+		pui8Buffer[ui32WPtr] = (IMG_UINT8)pszString[ui32Len];
+		ui32Len++;
+		ui32WPtr++;
+		if (ui32WPtr == psStream->ui32Size)
+		{
+			ui32WPtr = 0;
+		}
+
+		
+		psStream->ui32WPtr = ui32WPtr;
+		psStream->ui32DataWritten+= ui32Len;
+	} else
+	{
+		ui32Len = 0;
+	}
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+	if (ui32Len)
+	{
+		HostSignalEvent(DBG_EVENT_STREAM_DATA);
+	}
+#endif
+
+	return(ui32Len);
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivReadString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Limit)
+{
+	IMG_UINT32				ui32OutLen;
+	IMG_UINT32				ui32Len;
+	IMG_UINT32				ui32Offset;
+	IMG_UINT8				*pui8Buff;
+
+	
+
+	if (!StreamValidForRead(psStream))
+	{
+		return(0);
+	}
+
+	
+
+	pui8Buff = (IMG_UINT8 *)psStream->pvBase;
+	ui32Offset = psStream->ui32RPtr;
+
+	if (psStream->ui32RPtr == psStream->ui32WPtr)
+	{
+		return(0);
+	}
+
+	
+
+	ui32Len = 0;
+	while((pui8Buff[ui32Offset] != 0) && (ui32Offset != psStream->ui32WPtr))
+	{
+		ui32Offset++;
+		ui32Len++;
+
+		
+
+		if (ui32Offset == psStream->ui32Size)
+		{
+			ui32Offset = 0;
+		}
+	}
+
+	ui32OutLen = ui32Len + 1;
+
+	
+
+	if (ui32Len > ui32Limit)
+	{
+		return(0);
+	}
+
+	
+
+	ui32Offset = psStream->ui32RPtr;
+	ui32Len = 0;
+
+	while ((pui8Buff[ui32Offset] != 0) && (ui32Len < ui32Limit))
+	{
+		pszString[ui32Len] = (IMG_CHAR)pui8Buff[ui32Offset];
+		ui32Offset++;
+		ui32Len++;
+
+		
+
+		if (ui32Offset == psStream->ui32Size)
+		{
+			ui32Offset = 0;
+		}
+	}
+
+	pszString[ui32Len] = (IMG_CHAR)pui8Buff[ui32Offset];
+
+	psStream->ui32RPtr = ui32Offset + 1;
+
+	if (psStream->ui32RPtr == psStream->ui32Size)
+	{
+		psStream->ui32RPtr = 0;
+	}
+
+	return(ui32OutLen);
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivWrite(PDBG_STREAM psMainStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	IMG_UINT32				ui32Space;
+	DBG_STREAM *psStream;
+
+	
+
+	if (!StreamValidForWrite(psMainStream))
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if ((psMainStream->psCtrl->ui32DebugLevel & ui32Level) == 0)
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if (psMainStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_FRAMED)
+	{
+		if	((psMainStream->psCtrl->ui32Flags & DEBUG_FLAGS_ENABLESAMPLE) == 0)
+		{
+			
+			return(ui32InBuffSize);
+		}
+	}
+	else if (psMainStream->psCtrl->ui32CapMode == DEBUG_CAPMODE_HOTKEY)
+	{
+		if ((psMainStream->psCtrl->ui32Current != g_ui32HotKeyFrame) || (g_bHotKeyPressed == IMG_FALSE))
+		{
+			
+			return(ui32InBuffSize);
+		}
+	}
+
+	if(psMainStream->psCtrl->bInitPhaseComplete)
+	{
+		psStream = psMainStream;
+	}
+	else
+	{
+		psStream = psMainStream->psInitStream;
+	}
+
+	
+
+	ui32Space=SpaceInStream(psStream);
+
+	PVR_DPF((PVR_DBGDRIV_MESSAGE, "Recv %d b for %s: Roff = %x, WOff = %x",
+			ui32InBuffSize,
+			psStream->szName,
+			psStream->ui32RPtr,
+			psStream->ui32WPtr));
+
+	
+
+	if ((psStream->psCtrl->ui32OutMode & DEBUG_OUTMODE_STREAMENABLE) == 0)
+	{
+		PVR_DPF((PVR_DBG_ERROR, "DBGDrivWrite: buffer %x is disabled", (IMG_UINTPTR_T) psStream));
+		return(0);
+	}
+
+	if (ui32Space < 8)
+	{
+		PVR_DPF((PVR_DBG_ERROR, "DBGDrivWrite: buffer %x is full", (IMG_UINTPTR_T) psStream));
+		return(0);
+	}
+
+	
+
+	if (ui32Space <= (ui32InBuffSize + 4))
+	{
+		ui32InBuffSize = ui32Space - 8;
+	}
+
+	
+
+	Write(psStream,(IMG_UINT8 *) &ui32InBuffSize,4);
+	Write(psStream,pui8InBuf,ui32InBuffSize);
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+	if (ui32InBuffSize)
+	{
+		HostSignalEvent(DBG_EVENT_STREAM_DATA);
+	}
+#endif
+	return(ui32InBuffSize);
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteCM(PDBG_STREAM psStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	
+
+	if (!StreamValidForWrite(psStream))
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if (psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_FRAMED)
+	{
+		if	((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_ENABLESAMPLE) == 0)
+		{
+			
+			return(ui32InBuffSize);
+		}
+	}
+	else
+	{
+		if (psStream->psCtrl->ui32CapMode == DEBUG_CAPMODE_HOTKEY)
+		{
+			if ((psStream->psCtrl->ui32Current != g_ui32HotKeyFrame) || (g_bHotKeyPressed == IMG_FALSE))
+			{
+				
+				return(ui32InBuffSize);
+			}
+		}
+	}
+
+	return(DBGDrivWrite2(psStream,pui8InBuf,ui32InBuffSize,ui32Level));
+}
+
+
+static IMG_UINT32 DBGDrivWritePersist(PDBG_STREAM psMainStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	DBG_STREAM	*psStream;
+	PVR_UNREFERENCED_PARAMETER(ui32Level);
+
+	
+
+	if (!StreamValidForWrite(psMainStream))
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+	psStream = psMainStream->psInitStream;
+	if(psStream->bCircularAllowed == IMG_TRUE)
+	{
+		PVR_DPF((PVR_DBG_WARNING, "DBGDrivWritePersist: Init phase is a circular buffer, some data may be lost"));
+	}
+
+	PVR_DPF((PVR_DBGDRIV_MESSAGE, "Append %x b to %s: Roff = %x, WOff = %x [bw = %x]",
+			ui32InBuffSize,
+			psStream->szName,
+			psStream->ui32RPtr,
+			psStream->ui32WPtr,
+			psStream->ui32DataWritten));
+
+	return( WriteExpandingBuffer(psStream, pui8InBuf, ui32InBuffSize) );
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivWrite2(PDBG_STREAM psMainStream,IMG_UINT8 * pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level)
+{
+	DBG_STREAM	*psStream;
+
+	
+
+	if (!StreamValidForWrite(psMainStream))
+	{
+		PVR_DPF((PVR_DBG_ERROR, "DBGDrivWrite2: stream not valid"));
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if ((psMainStream->psCtrl->ui32DebugLevel & ui32Level) == 0)
+	{
+		return(0);
+	}
+
+	if(psMainStream->psCtrl->bInitPhaseComplete)
+	{
+		psStream = psMainStream;
+	}
+	else
+	{
+		psStream = psMainStream->psInitStream;
+	}
+
+	PVR_DPF((PVR_DBGDRIV_MESSAGE, "Recv(exp) %d b for %s: Roff = %x, WOff = %x",
+			ui32InBuffSize,
+			psStream->szName,
+			psStream->ui32RPtr,
+			psStream->ui32WPtr));
+
+	return( WriteExpandingBuffer(psStream, pui8InBuf, ui32InBuffSize) );
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivRead(PDBG_STREAM psMainStream, IMG_BOOL bReadInitBuffer, IMG_UINT32 ui32OutBuffSize,IMG_UINT8 * pui8OutBuf)
+{
+	IMG_UINT32 ui32Data;
+	DBG_STREAM *psStream;
+
+	
+
+	if (!StreamValidForRead(psMainStream))
+	{
+		PVR_DPF((PVR_DBG_ERROR, "DBGDrivRead: buffer %x is invalid", (IMG_UINTPTR_T) psMainStream));
+		return(0);
+	}
+
+	if(bReadInitBuffer)
+	{
+		psStream = psMainStream->psInitStream;
+	}
+	else
+	{
+		psStream = psMainStream;
+	}
+
+	
+	if (psStream->ui32RPtr == psStream->ui32WPtr ||
+		((psStream->ui32InitPhaseWOff > 0) &&
+		 (psStream->ui32RPtr >= psStream->ui32InitPhaseWOff)) )
+	{
+		return(0);
+	}
+
+	
+
+	if (psStream->ui32RPtr <= psStream->ui32WPtr)
+	{
+		ui32Data = psStream->ui32WPtr - psStream->ui32RPtr;
+	}
+	else
+	{
+		ui32Data = psStream->ui32WPtr + (psStream->ui32Size - psStream->ui32RPtr);
+	}
+
+	
+
+	if ((psStream->ui32InitPhaseWOff > 0) &&
+		(psStream->ui32InitPhaseWOff < psStream->ui32WPtr))
+	{
+		ui32Data = psStream->ui32InitPhaseWOff - psStream->ui32RPtr;
+	}
+
+	
+
+	if (ui32Data > ui32OutBuffSize)
+	{
+		ui32Data = ui32OutBuffSize;
+	}
+
+	PVR_DPF((PVR_DBGDRIV_MESSAGE, "Send %x b from %s: Roff = %x, WOff = %x",
+			ui32Data,
+			psStream->szName,
+			psStream->ui32RPtr,
+			psStream->ui32WPtr));
+
+	
+
+	if ((psStream->ui32RPtr + ui32Data) > psStream->ui32Size)
+	{	
+		IMG_UINT32 ui32B1 = psStream->ui32Size - psStream->ui32RPtr;
+		IMG_UINT32 ui32B2 = ui32Data - ui32B1;
+
+		
+		HostMemCopy((IMG_VOID *) pui8OutBuf,
+				(IMG_VOID *)((IMG_UINTPTR_T)psStream->pvBase + psStream->ui32RPtr),
+				ui32B1);
+
+		
+		HostMemCopy((IMG_VOID *)(pui8OutBuf + ui32B1),
+				psStream->pvBase,
+				ui32B2);
+
+		
+		psStream->ui32RPtr = ui32B2;
+	}
+	else
+	{	
+		HostMemCopy((IMG_VOID *) pui8OutBuf,
+				(IMG_VOID *)((IMG_UINTPTR_T)psStream->pvBase + psStream->ui32RPtr),
+				ui32Data);
+
+		
+		psStream->ui32RPtr += ui32Data;
+
+		
+		if (psStream->ui32RPtr == psStream->ui32Size)
+		{
+			psStream->ui32RPtr = 0;
+		}
+	}
+
+	return(ui32Data);
+}
+
+void IMG_CALLCONV DBGDrivSetCaptureMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode,IMG_UINT32 ui32Start,IMG_UINT32 ui32End,IMG_UINT32 ui32SampleRate)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->psCtrl->ui32CapMode = ui32Mode;
+	psStream->psCtrl->ui32DefaultMode = ui32Mode;
+	psStream->psCtrl->ui32Start = ui32Start;
+	psStream->psCtrl->ui32End = ui32End;
+	psStream->psCtrl->ui32SampleRate = ui32SampleRate;
+
+	
+
+	if (psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_HOTKEY)
+	{
+		ActivateHotKeys(psStream);
+	}
+}
+
+void IMG_CALLCONV DBGDrivSetOutputMode(PDBG_STREAM psStream,IMG_UINT32 ui32OutMode)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->psCtrl->ui32OutMode = ui32OutMode;
+}
+
+void IMG_CALLCONV DBGDrivSetDebugLevel(PDBG_STREAM psStream,IMG_UINT32 ui32DebugLevel)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->psCtrl->ui32DebugLevel = ui32DebugLevel;
+}
+
+void IMG_CALLCONV DBGDrivSetFrame(PDBG_STREAM psStream,IMG_UINT32 ui32Frame)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->psCtrl->ui32Current = ui32Frame;
+
+	if ((ui32Frame >= psStream->psCtrl->ui32Start) &&
+		(ui32Frame <= psStream->psCtrl->ui32End) &&
+		(((ui32Frame - psStream->psCtrl->ui32Start) % psStream->psCtrl->ui32SampleRate) == 0))
+	{
+		psStream->psCtrl->ui32Flags |= DEBUG_FLAGS_ENABLESAMPLE;
+	}
+	else
+	{
+		psStream->psCtrl->ui32Flags &= ~DEBUG_FLAGS_ENABLESAMPLE;
+	}
+
+	if (g_bHotkeyMiddump)
+	{
+		if ((ui32Frame >= g_ui32HotkeyMiddumpStart) &&
+			(ui32Frame <= g_ui32HotkeyMiddumpEnd) &&
+			(((ui32Frame - g_ui32HotkeyMiddumpStart) % psStream->psCtrl->ui32SampleRate) == 0))
+		{
+			psStream->psCtrl->ui32Flags |= DEBUG_FLAGS_ENABLESAMPLE;
+		}
+		else
+		{
+			psStream->psCtrl->ui32Flags &= ~DEBUG_FLAGS_ENABLESAMPLE;
+			if (psStream->psCtrl->ui32Current > g_ui32HotkeyMiddumpEnd)
+			{
+				g_bHotkeyMiddump = IMG_FALSE;
+			}
+		}
+	}
+
+	
+	if (g_bHotKeyRegistered)
+	{
+		g_bHotKeyRegistered = IMG_FALSE;
+
+		PVR_DPF((PVR_DBG_MESSAGE,"Hotkey pressed (%p)!\n",psStream));
+
+		if (!g_bHotKeyPressed)
+		{
+			
+
+			g_ui32HotKeyFrame = psStream->psCtrl->ui32Current + 2;
+
+			
+
+			g_bHotKeyPressed = IMG_TRUE;
+		}
+
+		
+
+		if (((psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_FRAMED) != 0) && 
+			((psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_HOTKEY) != 0))
+		{
+			if (!g_bHotkeyMiddump)
+			{
+				
+				g_ui32HotkeyMiddumpStart = g_ui32HotKeyFrame + 1;
+				g_ui32HotkeyMiddumpEnd = 0xffffffff;
+				g_bHotkeyMiddump = IMG_TRUE;
+				PVR_DPF((PVR_DBG_MESSAGE,"Sampling every %d frame(s)\n", psStream->psCtrl->ui32SampleRate));
+			}
+			else
+			{
+				
+				g_ui32HotkeyMiddumpEnd = g_ui32HotKeyFrame;
+				PVR_DPF((PVR_DBG_MESSAGE,"Turning off sampling\n"));
+			}
+		}
+
+	}
+
+	
+
+	if (psStream->psCtrl->ui32Current > g_ui32HotKeyFrame)
+	{
+		g_bHotKeyPressed = IMG_FALSE;
+	}
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivGetFrame(PDBG_STREAM psStream)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return(0);
+	}
+
+	return(psStream->psCtrl->ui32Current);
+}
+
+IMG_BOOL IMG_CALLCONV DBGDrivIsLastCaptureFrame(PDBG_STREAM psStream)
+{
+	IMG_UINT32	ui32NextFrame;
+
+	
+
+	if (!StreamValid(psStream))
+	{
+		return IMG_FALSE;
+	}
+
+	if (psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_FRAMED)
+	{
+		ui32NextFrame = psStream->psCtrl->ui32Current + psStream->psCtrl->ui32SampleRate;
+		if (ui32NextFrame > psStream->psCtrl->ui32End)
+		{
+			return IMG_TRUE;
+		}
+	}
+	return IMG_FALSE;
+}
+
+IMG_BOOL IMG_CALLCONV DBGDrivIsCaptureFrame(PDBG_STREAM psStream, IMG_BOOL bCheckPreviousFrame)
+{
+	IMG_UINT32 ui32FrameShift = bCheckPreviousFrame ? 1UL : 0UL;
+
+	
+
+	if (!StreamValid(psStream))
+	{
+		return IMG_FALSE;
+	}
+
+	if (psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_FRAMED)
+	{
+		
+		if (g_bHotkeyMiddump)
+		{
+			if ((psStream->psCtrl->ui32Current >= (g_ui32HotkeyMiddumpStart - ui32FrameShift)) &&
+				(psStream->psCtrl->ui32Current <= (g_ui32HotkeyMiddumpEnd - ui32FrameShift)) &&
+				((((psStream->psCtrl->ui32Current + ui32FrameShift) - g_ui32HotkeyMiddumpStart) % psStream->psCtrl->ui32SampleRate) == 0))
+			{
+				return IMG_TRUE;
+			}
+		}
+		else
+		{
+			if ((psStream->psCtrl->ui32Current >= (psStream->psCtrl->ui32Start - ui32FrameShift)) &&
+				(psStream->psCtrl->ui32Current <= (psStream->psCtrl->ui32End - ui32FrameShift)) &&
+				((((psStream->psCtrl->ui32Current + ui32FrameShift) - psStream->psCtrl->ui32Start) % psStream->psCtrl->ui32SampleRate) == 0))
+			{
+				return IMG_TRUE;
+			}
+		}
+	}
+	else if (psStream->psCtrl->ui32CapMode == DEBUG_CAPMODE_HOTKEY)
+	{
+		if ((psStream->psCtrl->ui32Current == (g_ui32HotKeyFrame-ui32FrameShift)) && (g_bHotKeyPressed))
+		{
+			return IMG_TRUE;
+		}
+	}
+	return IMG_FALSE;
+}
+
+void IMG_CALLCONV DBGDrivOverrideMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->psCtrl->ui32CapMode = ui32Mode;
+}
+
+void IMG_CALLCONV DBGDrivDefaultMode(PDBG_STREAM psStream)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->psCtrl->ui32CapMode = psStream->psCtrl->ui32DefaultMode;
+}
+
+IMG_VOID IMG_CALLCONV DBGDrivSetClientMarker(PDBG_STREAM psStream, IMG_UINT32 ui32Marker)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->ui32InitPhaseWOff = ui32Marker;
+}
+
+void IMG_CALLCONV DBGDrivSetMarker(PDBG_STREAM psStream, IMG_UINT32 ui32Marker)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return;
+	}
+
+	psStream->ui32Marker = ui32Marker;
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivGetMarker(PDBG_STREAM psStream)
+{
+	
+
+	if (!StreamValid(psStream))
+	{
+		return 0;
+	}
+
+	return psStream->ui32Marker;
+}
+
+
+IMG_UINT32 IMG_CALLCONV DBGDrivGetStreamOffset(PDBG_STREAM psMainStream)
+{
+	PDBG_STREAM psStream;
+
+	
+
+	if (!StreamValid(psMainStream))
+	{
+		return 0;
+	}
+
+	if(psMainStream->psCtrl->bInitPhaseComplete)
+	{
+		psStream = psMainStream;
+	}
+	else
+	{
+		psStream = psMainStream->psInitStream;
+	}
+
+	return psStream->ui32DataWritten;
+}
+
+IMG_VOID IMG_CALLCONV DBGDrivSetStreamOffset(PDBG_STREAM psMainStream, IMG_UINT32 ui32StreamOffset)
+{
+	PDBG_STREAM psStream;
+
+	
+
+	if (!StreamValid(psMainStream))
+	{
+		return;
+	}
+
+	if(psMainStream->psCtrl->bInitPhaseComplete)
+	{
+		psStream = psMainStream;
+	}
+	else
+	{
+		psStream = psMainStream->psInitStream;
+	}
+
+	PVR_DPF((PVR_DBGDRIV_MESSAGE, "DBGDrivSetStreamOffset: %s set to %x b",
+			psStream->szName,
+			ui32StreamOffset));
+	psStream->ui32DataWritten = ui32StreamOffset;
+}
+
+IMG_PVOID IMG_CALLCONV DBGDrivGetServiceTable(IMG_VOID)
+{
+	return((IMG_PVOID)&g_sDBGKMServices);
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteLF(PDBG_STREAM psStream, IMG_UINT8 * pui8InBuf, IMG_UINT32 ui32InBuffSize, IMG_UINT32 ui32Level, IMG_UINT32 ui32Flags)
+{
+	PDBG_LASTFRAME_BUFFER	psLFBuffer;
+
+	
+
+	if (!StreamValidForWrite(psStream))
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if ((psStream->psCtrl->ui32DebugLevel & ui32Level) == 0)
+	{
+		return(0xFFFFFFFFUL);
+	}
+
+	
+
+	if ((psStream->psCtrl->ui32CapMode & DEBUG_CAPMODE_FRAMED) != 0)
+	{
+		if	((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_ENABLESAMPLE) == 0)
+		{
+			
+			return(ui32InBuffSize);
+		}
+	}
+	else if (psStream->psCtrl->ui32CapMode == DEBUG_CAPMODE_HOTKEY)
+	{
+		if ((psStream->psCtrl->ui32Current != g_ui32HotKeyFrame) || (g_bHotKeyPressed == IMG_FALSE))
+		{
+			
+			return(ui32InBuffSize);
+		}
+	}
+
+	psLFBuffer = FindLFBuf(psStream);
+
+	if (ui32Flags & WRITELF_FLAGS_RESETBUF)
+	{
+		
+
+		ui32InBuffSize = (ui32InBuffSize > LAST_FRAME_BUF_SIZE) ? LAST_FRAME_BUF_SIZE : ui32InBuffSize;
+		HostMemCopy((IMG_VOID *)psLFBuffer->ui8Buffer, (IMG_VOID *)pui8InBuf, ui32InBuffSize);
+		psLFBuffer->ui32BufLen = ui32InBuffSize;
+	}
+	else
+	{
+		
+
+		ui32InBuffSize = ((psLFBuffer->ui32BufLen + ui32InBuffSize) > LAST_FRAME_BUF_SIZE) ? (LAST_FRAME_BUF_SIZE - psLFBuffer->ui32BufLen) : ui32InBuffSize;
+		HostMemCopy((IMG_VOID *)(&psLFBuffer->ui8Buffer[psLFBuffer->ui32BufLen]), (IMG_VOID *)pui8InBuf, ui32InBuffSize);
+		psLFBuffer->ui32BufLen += ui32InBuffSize;
+	}
+
+	return(ui32InBuffSize);
+}
+
+IMG_UINT32 IMG_CALLCONV DBGDrivReadLF(PDBG_STREAM psStream, IMG_UINT32 ui32OutBuffSize, IMG_UINT8 * pui8OutBuf)
+{
+	PDBG_LASTFRAME_BUFFER	psLFBuffer;
+	IMG_UINT32	ui32Data;
+
+	
+
+	if (!StreamValidForRead(psStream))
+	{
+		return(0);
+	}
+
+	psLFBuffer = FindLFBuf(psStream);
+
+	
+
+	ui32Data = (ui32OutBuffSize < psLFBuffer->ui32BufLen) ? ui32OutBuffSize : psLFBuffer->ui32BufLen;
+
+	
+
+	HostMemCopy((IMG_VOID *)pui8OutBuf, (IMG_VOID *)psLFBuffer->ui8Buffer, ui32Data);
+
+	return ui32Data;
+}
+
+IMG_VOID IMG_CALLCONV DBGDrivStartInitPhase(PDBG_STREAM psStream)
+{
+	psStream->psCtrl->bInitPhaseComplete = IMG_FALSE;
+}
+
+IMG_VOID IMG_CALLCONV DBGDrivStopInitPhase(PDBG_STREAM psStream)
+{
+	psStream->psCtrl->bInitPhaseComplete = IMG_TRUE;
+}
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+IMG_VOID IMG_CALLCONV DBGDrivWaitForEvent(DBG_EVENT eEvent)
+{
+	HostWaitForEvent(eEvent);
+}
+#endif
+
+IMG_BOOL ExpandStreamBuffer(PDBG_STREAM psStream, IMG_UINT32 ui32NewSize)
+{
+	IMG_VOID *	pvNewBuf;
+	IMG_UINT32	ui32NewSizeInPages;
+	IMG_UINT32	ui32NewWOffset;
+	IMG_UINT32	ui32NewROffset;
+	IMG_UINT32	ui32SpaceInOldBuf;
+
+	
+
+	if (psStream->ui32Size >= ui32NewSize)
+	{
+		return IMG_FALSE;
+	}
+
+	
+
+	ui32SpaceInOldBuf = SpaceInStream(psStream);
+
+	
+
+	ui32NewSizeInPages = ((ui32NewSize + 0xfffUL) & ~0xfffUL) / 4096UL;
+
+	if ((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_USE_NONPAGED_MEM) != 0)
+	{
+		pvNewBuf = HostNonPageablePageAlloc(ui32NewSizeInPages);
+	}
+	else
+	{
+		pvNewBuf = HostPageablePageAlloc(ui32NewSizeInPages);
+	}
+
+	if (pvNewBuf == IMG_NULL)
+	{
+		return IMG_FALSE;
+	}
+
+	if(psStream->bCircularAllowed)
+	{
+		
+
+
+		if (psStream->ui32RPtr <= psStream->ui32WPtr)
+		{
+			
+
+		HostMemCopy(pvNewBuf,
+					(IMG_VOID *)((IMG_UINTPTR_T)psStream->pvBase + psStream->ui32RPtr),
+					psStream->ui32WPtr - psStream->ui32RPtr);
+		}
+		else
+		{
+			IMG_UINT32	ui32FirstCopySize;
+	
+			
+
+			ui32FirstCopySize = psStream->ui32Size - psStream->ui32RPtr;
+	
+			HostMemCopy(pvNewBuf,
+					(IMG_VOID *)((IMG_UINTPTR_T)psStream->pvBase + psStream->ui32RPtr),
+					ui32FirstCopySize);
+	
+			
+
+			HostMemCopy((IMG_VOID *)((IMG_UINTPTR_T)pvNewBuf + ui32FirstCopySize),
+					(IMG_VOID *)(IMG_PBYTE)psStream->pvBase,
+					psStream->ui32WPtr);
+		}
+		ui32NewROffset = 0;
+	}
+	else
+	{
+		
+		HostMemCopy(pvNewBuf, psStream->pvBase,	psStream->ui32WPtr);
+		ui32NewROffset = psStream->ui32RPtr;
+	}
+
+	
+
+                                                        
+	ui32NewWOffset = psStream->ui32Size - ui32SpaceInOldBuf;
+
+	
+
+	if ((psStream->psCtrl->ui32Flags & DEBUG_FLAGS_USE_NONPAGED_MEM) != 0)
+	{
+		HostNonPageablePageFree(psStream->pvBase);
+	}
+	else
+	{
+		HostPageablePageFree(psStream->pvBase);
+	}
+
+	
+
+	psStream->pvBase = pvNewBuf;
+	psStream->ui32RPtr = ui32NewROffset;
+	psStream->ui32WPtr = ui32NewWOffset;
+	psStream->ui32Size = ui32NewSizeInPages * 4096;
+
+	return IMG_TRUE;
+}
+
+IMG_UINT32 SpaceInStream(PDBG_STREAM psStream)
+{
+	IMG_UINT32	ui32Space;
+
+	if (psStream->bCircularAllowed)
+	{
+		
+	if (psStream->ui32RPtr > psStream->ui32WPtr)
+	{
+		ui32Space = psStream->ui32RPtr - psStream->ui32WPtr;
+	}
+	else
+	{
+		ui32Space = psStream->ui32RPtr + (psStream->ui32Size - psStream->ui32WPtr);
+	}
+	}
+	else
+	{
+		
+		ui32Space = psStream->ui32Size - psStream->ui32WPtr;
+	}
+
+	return ui32Space;
+}
+
+
+void DestroyAllStreams(void)
+{
+	while (g_psStreamList != IMG_NULL)
+	{
+		DBGDrivDestroyStream(g_psStreamList);
+	}
+	return;
+}
+
+PDBG_LASTFRAME_BUFFER FindLFBuf(PDBG_STREAM psStream)
+{
+	PDBG_LASTFRAME_BUFFER	psLFBuffer;
+
+	psLFBuffer = g_psLFBufferList;
+
+	while (psLFBuffer)
+	{
+		if (psLFBuffer->psStream == psStream)
+		{
+			break;
+		}
+
+		psLFBuffer = psLFBuffer->psNext;
+	}
+
+	return psLFBuffer;
+}
+
diff --git a/drivers/gpu/pvr/dbgdrv/dbgdriv.h b/drivers/gpu/pvr/dbgdrv/dbgdriv.h
new file mode 100644
index 0000000..52caa06
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/dbgdriv.h
@@ -0,0 +1,122 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#ifndef _DBGDRIV_
+#define _DBGDRIV_
+
+#define BUFFER_SIZE 64*PAGESIZE
+
+#define DBGDRIV_VERSION 	0x100
+#define MAX_PROCESSES 		2
+#define BLOCK_USED			0x01
+#define BLOCK_LOCKED		0x02
+#define DBGDRIV_MONOBASE	0x000B0000
+
+
+extern IMG_VOID *	g_pvAPIMutex;
+
+IMG_VOID * IMG_CALLCONV DBGDrivCreateStream(IMG_CHAR *		pszName,
+								   IMG_UINT32 	ui32CapMode,
+								   IMG_UINT32 	ui32OutMode,
+								   IMG_UINT32	ui32Flags,
+								   IMG_UINT32 	ui32Pages);
+IMG_VOID   IMG_CALLCONV DBGDrivDestroyStream(PDBG_STREAM psStream);
+IMG_VOID * IMG_CALLCONV DBGDrivFindStream(IMG_CHAR * pszName, IMG_BOOL bResetStream);
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV DBGDrivReadString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Limit);
+IMG_UINT32 IMG_CALLCONV DBGDrivWrite(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV DBGDrivWrite2(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV DBGDrivRead(PDBG_STREAM psStream, IMG_BOOL bReadInitBuffer, IMG_UINT32 ui32OutBufferSize,IMG_UINT8 *pui8OutBuf);
+IMG_VOID   IMG_CALLCONV DBGDrivSetCaptureMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode,IMG_UINT32 ui32Start,IMG_UINT32 ui32Stop,IMG_UINT32 ui32SampleRate);
+IMG_VOID   IMG_CALLCONV DBGDrivSetOutputMode(PDBG_STREAM psStream,IMG_UINT32 ui32OutMode);
+IMG_VOID   IMG_CALLCONV DBGDrivSetDebugLevel(PDBG_STREAM psStream,IMG_UINT32 ui32DebugLevel);
+IMG_VOID   IMG_CALLCONV DBGDrivSetFrame(PDBG_STREAM psStream,IMG_UINT32 ui32Frame);
+IMG_UINT32 IMG_CALLCONV DBGDrivGetFrame(PDBG_STREAM psStream);
+IMG_VOID   IMG_CALLCONV DBGDrivOverrideMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode);
+IMG_VOID   IMG_CALLCONV DBGDrivDefaultMode(PDBG_STREAM psStream);
+IMG_PVOID  IMG_CALLCONV DBGDrivGetServiceTable(IMG_VOID);
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteStringCM(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteCM(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+IMG_VOID   IMG_CALLCONV DBGDrivSetClientMarker(PDBG_STREAM psStream, IMG_UINT32 ui32Marker);
+IMG_VOID   IMG_CALLCONV DBGDrivSetMarker(PDBG_STREAM psStream, IMG_UINT32 ui32Marker);
+IMG_UINT32 IMG_CALLCONV DBGDrivGetMarker(PDBG_STREAM psStream);
+IMG_BOOL   IMG_CALLCONV DBGDrivIsLastCaptureFrame(PDBG_STREAM psStream);
+IMG_BOOL   IMG_CALLCONV DBGDrivIsCaptureFrame(PDBG_STREAM psStream, IMG_BOOL bCheckPreviousFrame);
+IMG_UINT32 IMG_CALLCONV DBGDrivWriteLF(PDBG_STREAM psStream, IMG_UINT8 *pui8InBuf, IMG_UINT32 ui32InBuffSize, IMG_UINT32 ui32Level, IMG_UINT32 ui32Flags);
+IMG_UINT32 IMG_CALLCONV DBGDrivReadLF(PDBG_STREAM psStream, IMG_UINT32 ui32OutBuffSize, IMG_UINT8 *pui8OutBuf);
+IMG_VOID   IMG_CALLCONV DBGDrivStartInitPhase(PDBG_STREAM psStream);
+IMG_VOID   IMG_CALLCONV DBGDrivStopInitPhase(PDBG_STREAM psStream);
+IMG_UINT32 IMG_CALLCONV DBGDrivGetStreamOffset(PDBG_STREAM psStream);
+IMG_VOID   IMG_CALLCONV DBGDrivSetStreamOffset(PDBG_STREAM psStream, IMG_UINT32 ui32StreamOffset);
+IMG_VOID   IMG_CALLCONV DBGDrivWaitForEvent(DBG_EVENT eEvent);
+
+IMG_VOID DestroyAllStreams(IMG_VOID);
+
+IMG_UINT32 AtoI(IMG_CHAR *szIn);
+
+IMG_VOID HostMemSet(IMG_VOID *pvDest,IMG_UINT8 ui8Value,IMG_UINT32 ui32Size);
+IMG_VOID HostMemCopy(IMG_VOID *pvDest,IMG_VOID *pvSrc,IMG_UINT32 ui32Size);
+IMG_VOID MonoOut(IMG_CHAR * pszString,IMG_BOOL bNewLine);
+
+IMG_SID PStream2SID(PDBG_STREAM psStream);
+PDBG_STREAM SID2PStream(IMG_SID hStream); 
+IMG_BOOL AddSIDEntry(PDBG_STREAM psStream);
+IMG_BOOL RemoveSIDEntry(PDBG_STREAM psStream);
+
+IMG_VOID * IMG_CALLCONV ExtDBGDrivCreateStream(IMG_CHAR *	pszName, IMG_UINT32 ui32CapMode, IMG_UINT32	ui32OutMode, IMG_UINT32 ui32Flags, IMG_UINT32 ui32Size);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivDestroyStream(PDBG_STREAM psStream);
+IMG_VOID * IMG_CALLCONV ExtDBGDrivFindStream(IMG_CHAR * pszName, IMG_BOOL bResetStream);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivReadString(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Limit);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWrite(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivRead(PDBG_STREAM psStream, IMG_BOOL bReadInitBuffer, IMG_UINT32 ui32OutBuffSize,IMG_UINT8 *pui8OutBuf);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivSetCaptureMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode,IMG_UINT32 ui32Start,IMG_UINT32 ui32End,IMG_UINT32 ui32SampleRate);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivSetOutputMode(PDBG_STREAM psStream,IMG_UINT32 ui32OutMode);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivSetDebugLevel(PDBG_STREAM psStream,IMG_UINT32 ui32DebugLevel);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivSetFrame(PDBG_STREAM psStream,IMG_UINT32 ui32Frame);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivGetFrame(PDBG_STREAM psStream);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivOverrideMode(PDBG_STREAM psStream,IMG_UINT32 ui32Mode);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivDefaultMode(PDBG_STREAM psStream);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWrite2(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteStringCM(PDBG_STREAM psStream,IMG_CHAR * pszString,IMG_UINT32 ui32Level);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteCM(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivSetMarker(PDBG_STREAM psStream, IMG_UINT32 ui32Marker);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivGetMarker(PDBG_STREAM psStream);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivStartInitPhase(PDBG_STREAM psStream);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivStopInitPhase(PDBG_STREAM psStream);
+IMG_BOOL   IMG_CALLCONV ExtDBGDrivIsLastCaptureFrame(PDBG_STREAM psStream);
+IMG_BOOL   IMG_CALLCONV ExtDBGDrivIsCaptureFrame(PDBG_STREAM psStream, IMG_BOOL bCheckPreviousFrame);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWriteLF(PDBG_STREAM psStream, IMG_UINT8 *pui8InBuf, IMG_UINT32 ui32InBuffSize, IMG_UINT32 ui32Level, IMG_UINT32 ui32Flags);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivReadLF(PDBG_STREAM psStream, IMG_UINT32 ui32OutBuffSize, IMG_UINT8 *pui8OutBuf);
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivGetStreamOffset(PDBG_STREAM psStream);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivSetStreamOffset(PDBG_STREAM psStream, IMG_UINT32 ui32StreamOffset);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivWaitForEvent(DBG_EVENT eEvent);
+IMG_VOID   IMG_CALLCONV ExtDBGDrivSetConnectNotifier(DBGKM_CONNECT_NOTIFIER fn_notifier);
+
+IMG_UINT32 IMG_CALLCONV ExtDBGDrivWritePersist(PDBG_STREAM psStream,IMG_UINT8 *pui8InBuf,IMG_UINT32 ui32InBuffSize,IMG_UINT32 ui32Level);
+
+#endif
+
diff --git a/drivers/gpu/pvr/dbgdrv/dbgdriv_ioctl.h b/drivers/gpu/pvr/dbgdrv/dbgdriv_ioctl.h
new file mode 100644
index 0000000..3088a3a
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/dbgdriv_ioctl.h
@@ -0,0 +1,35 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#ifndef _IOCTL_
+#define _IOCTL_
+
+#define MAX_DBGVXD_W32_API 25
+
+extern IMG_UINT32 (*g_DBGDrivProc[MAX_DBGVXD_W32_API])(IMG_VOID *, IMG_VOID *);
+
+#endif
+
diff --git a/drivers/gpu/pvr/dbgdrv/handle.c b/drivers/gpu/pvr/dbgdrv/handle.c
new file mode 100644
index 0000000..59d920b
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/handle.c
@@ -0,0 +1,121 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#include "img_defs.h"
+#include "dbgdrvif.h"
+#include "dbgdriv.h"
+
+#define MAX_SID_ENTRIES		8
+
+typedef struct _SID_INFO
+{
+	PDBG_STREAM	psStream;
+} SID_INFO, *PSID_INFO;
+
+static SID_INFO gaSID_Xlat_Table[MAX_SID_ENTRIES];
+
+IMG_SID PStream2SID(PDBG_STREAM psStream)
+{
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		IMG_INT32 iIdx;
+
+		for (iIdx = 0; iIdx < MAX_SID_ENTRIES; iIdx++)
+		{
+			if (psStream == gaSID_Xlat_Table[iIdx].psStream)
+			{
+				
+				return (IMG_SID)iIdx+1;
+			}
+		}
+	}
+
+	return (IMG_SID)0;
+}
+
+
+PDBG_STREAM SID2PStream(IMG_SID hStream)
+{
+	
+	IMG_INT32 iIdx = (IMG_INT32)hStream-1;
+
+	if (iIdx >= 0 && iIdx < MAX_SID_ENTRIES)
+	{
+		return gaSID_Xlat_Table[iIdx].psStream;
+	}
+	else
+	{
+    	return (PDBG_STREAM)IMG_NULL;
+    }
+}
+
+
+IMG_BOOL AddSIDEntry(PDBG_STREAM psStream)
+{
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		IMG_INT32 iIdx;
+
+		for (iIdx = 0; iIdx < MAX_SID_ENTRIES; iIdx++)
+		{
+			if (psStream == gaSID_Xlat_Table[iIdx].psStream)
+			{
+				
+				return IMG_TRUE;
+			}
+
+			if (gaSID_Xlat_Table[iIdx].psStream == (PDBG_STREAM)IMG_NULL)
+			{
+				
+				gaSID_Xlat_Table[iIdx].psStream = psStream;
+				return IMG_TRUE;
+			}
+		}
+	}
+
+	return IMG_FALSE;
+}
+
+IMG_BOOL RemoveSIDEntry(PDBG_STREAM psStream)
+{
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		IMG_INT32 iIdx;
+
+		for (iIdx = 0; iIdx < MAX_SID_ENTRIES; iIdx++)
+		{
+			if (psStream == gaSID_Xlat_Table[iIdx].psStream)
+			{
+				gaSID_Xlat_Table[iIdx].psStream = (PDBG_STREAM)IMG_NULL;
+				return IMG_TRUE;
+			}
+		}
+	}
+
+	return IMG_FALSE;
+}
+
+
diff --git a/drivers/gpu/pvr/dbgdrv/hostfunc.c b/drivers/gpu/pvr/dbgdrv/hostfunc.c
new file mode 100644
index 0000000..ecd1160
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/hostfunc.c
@@ -0,0 +1,301 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#include <linux/version.h>
+#include <linux/errno.h>
+#include <linux/module.h>
+#include <linux/fs.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/string.h>
+#include <asm/page.h>
+#include <linux/vmalloc.h>
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15))
+#include <linux/mutex.h>
+#else
+#include <asm/semaphore.h>
+#endif
+#include <linux/hardirq.h>
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+#include <linux/sched.h>
+#include <linux/wait.h>
+#include <linux/jiffies.h>
+#include <linux/delay.h>
+#endif	
+
+#include "img_types.h"
+#include "pvr_debug.h"
+
+#include "dbgdrvif.h"
+#include "hostfunc.h"
+#include "dbgdriv.h"
+
+#if defined(DEBUG) && !defined(SUPPORT_DRI_DRM)
+IMG_UINT32	gPVRDebugLevel = (DBGPRIV_FATAL | DBGPRIV_ERROR | DBGPRIV_WARNING);
+
+#define PVR_STRING_TERMINATOR		'\0'
+#define PVR_IS_FILE_SEPARATOR(character) ( ((character) == '\\') || ((character) == '/') )
+
+void PVRSRVDebugPrintf	(
+						IMG_UINT32	ui32DebugLevel,
+						const IMG_CHAR*	pszFileName,
+						IMG_UINT32	ui32Line,
+						const IMG_CHAR*	pszFormat,
+						...
+					)
+{
+	IMG_BOOL bTrace;
+#if !defined(__sh__)
+	IMG_CHAR *pszLeafName;
+
+	pszLeafName = (char *)strrchr (pszFileName, '\\');
+
+	if (pszLeafName)
+	{
+		pszFileName = pszLeafName;
+	}
+#endif 
+
+	bTrace = (IMG_BOOL)(ui32DebugLevel & DBGPRIV_CALLTRACE) ? IMG_TRUE : IMG_FALSE;
+
+	if (gPVRDebugLevel & ui32DebugLevel)
+	{
+		va_list vaArgs;
+		static char szBuffer[256];
+
+		va_start (vaArgs, pszFormat);
+
+		
+		if (bTrace == IMG_FALSE)
+		{
+			switch(ui32DebugLevel)
+			{
+				case DBGPRIV_FATAL:
+				{
+					strcpy (szBuffer, "PVR_K:(Fatal): ");
+					break;
+				}
+				case DBGPRIV_ERROR:
+				{
+					strcpy (szBuffer, "PVR_K:(Error): ");
+					break;
+				}
+				case DBGPRIV_WARNING:
+				{
+					strcpy (szBuffer, "PVR_K:(Warning): ");
+					break;
+				}
+				case DBGPRIV_MESSAGE:
+				{
+					strcpy (szBuffer, "PVR_K:(Message): ");
+					break;
+				}
+				case DBGPRIV_VERBOSE:
+				{
+					strcpy (szBuffer, "PVR_K:(Verbose): ");
+					break;
+				}
+				default:
+				{
+					strcpy (szBuffer, "PVR_K:(Unknown message level)");
+					break;
+				}
+			}
+		}
+		else
+		{
+			strcpy (szBuffer, "PVR_K: ");
+		}
+
+		vsprintf (&szBuffer[strlen(szBuffer)], pszFormat, vaArgs);
+
+ 		
+ 		if (bTrace == IMG_FALSE)
+		{
+			sprintf (&szBuffer[strlen(szBuffer)], " [%d, %s]", (int)ui32Line, pszFileName);
+		}
+
+		printk(KERN_INFO "%s\r\n", szBuffer);
+
+		va_end (vaArgs);
+	}
+}
+#endif	
+
+IMG_VOID HostMemSet(IMG_VOID *pvDest, IMG_UINT8 ui8Value, IMG_UINT32 ui32Size)
+{
+	memset(pvDest, (int) ui8Value, (size_t) ui32Size);
+}
+
+IMG_VOID HostMemCopy(IMG_VOID *pvDst, IMG_VOID *pvSrc, IMG_UINT32 ui32Size)
+{
+#if defined(USE_UNOPTIMISED_MEMCPY)
+    unsigned char *src,*dst;
+    int i;
+
+    src=(unsigned char *)pvSrc;
+    dst=(unsigned char *)pvDst;
+    for(i=0;i<ui32Size;i++)
+    {
+        dst[i]=src[i];
+    }
+#else
+    memcpy(pvDst, pvSrc, ui32Size);
+#endif
+}
+
+IMG_UINT32 HostReadRegistryDWORDFromString(char *pcKey, char *pcValueName, IMG_UINT32 *pui32Data)
+{
+    
+	return 0;
+}
+
+IMG_VOID * HostPageablePageAlloc(IMG_UINT32 ui32Pages)
+{
+    return (void*)vmalloc(ui32Pages * PAGE_SIZE);
+}
+
+IMG_VOID HostPageablePageFree(IMG_VOID * pvBase)
+{
+    vfree(pvBase);
+}
+
+IMG_VOID * HostNonPageablePageAlloc(IMG_UINT32 ui32Pages)
+{
+    return (void*)vmalloc(ui32Pages * PAGE_SIZE);
+}
+
+IMG_VOID HostNonPageablePageFree(IMG_VOID * pvBase)
+{
+    vfree(pvBase);
+}
+
+IMG_VOID * HostMapKrnBufIntoUser(IMG_VOID * pvKrnAddr, IMG_UINT32 ui32Size, IMG_VOID **ppvMdl)
+{
+    
+	return IMG_NULL;
+}
+
+IMG_VOID HostUnMapKrnBufFromUser(IMG_VOID * pvUserAddr, IMG_VOID * pvMdl, IMG_VOID * pvProcess)
+{
+    
+}
+
+IMG_VOID HostCreateRegDeclStreams(IMG_VOID)
+{
+    
+}
+
+IMG_VOID * HostCreateMutex(IMG_VOID)
+{
+	struct semaphore *psSem;
+
+	psSem = kmalloc(sizeof(*psSem), GFP_KERNEL);
+	if (psSem)
+	{
+		init_MUTEX(psSem);
+	}
+
+	return psSem;
+}
+
+IMG_VOID HostAquireMutex(IMG_VOID * pvMutex)
+{
+	BUG_ON(in_interrupt());
+
+#if defined(PVR_DEBUG_DBGDRV_DETECT_HOST_MUTEX_COLLISIONS)
+	if (down_trylock((struct semaphore *)pvMutex))
+	{
+		printk(KERN_INFO "HostAquireMutex: Waiting for mutex\n");
+		down((struct semaphore *)pvMutex);
+	}
+#else
+	down((struct semaphore *)pvMutex);
+#endif
+}
+
+IMG_VOID HostReleaseMutex(IMG_VOID * pvMutex)
+{
+	up((struct semaphore *)pvMutex);
+}
+
+IMG_VOID HostDestroyMutex(IMG_VOID * pvMutex)
+{
+	if (pvMutex)
+	{
+		kfree(pvMutex);
+	}
+}
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+
+#define	EVENT_WAIT_TIMEOUT_MS	500
+#define	EVENT_WAIT_TIMEOUT_JIFFIES	(EVENT_WAIT_TIMEOUT_MS * HZ / 1000)
+
+static int iStreamData;
+static wait_queue_head_t sStreamDataEvent;
+
+IMG_INT32 HostCreateEventObjects(IMG_VOID)
+{
+	init_waitqueue_head(&sStreamDataEvent);
+
+	return 0;
+}
+
+IMG_VOID HostWaitForEvent(DBG_EVENT eEvent)
+{
+	switch(eEvent)
+	{
+		case DBG_EVENT_STREAM_DATA:
+			
+			wait_event_interruptible_timeout(sStreamDataEvent, iStreamData != 0, EVENT_WAIT_TIMEOUT_JIFFIES);
+			iStreamData = 0;
+			break;
+		default:
+			
+			msleep_interruptible(EVENT_WAIT_TIMEOUT_MS);
+			break;
+	}
+}
+
+IMG_VOID HostSignalEvent(DBG_EVENT eEvent)
+{
+	switch(eEvent)
+	{
+		case DBG_EVENT_STREAM_DATA:
+			iStreamData = 1;
+			wake_up_interruptible(&sStreamDataEvent);
+			break;
+		default:
+			break;
+	}
+}
+
+IMG_VOID HostDestroyEventObjects(IMG_VOID)
+{
+}
+#endif	
diff --git a/drivers/gpu/pvr/dbgdrv/hostfunc.h b/drivers/gpu/pvr/dbgdrv/hostfunc.h
new file mode 100644
index 0000000..3a29db6
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/hostfunc.h
@@ -0,0 +1,58 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#ifndef _HOSTFUNC_
+#define _HOSTFUNC_
+
+#define HOST_PAGESIZE			(4096)
+#define DBG_MEMORY_INITIALIZER	(0xe2)
+
+IMG_UINT32 HostReadRegistryDWORDFromString(IMG_CHAR *pcKey, IMG_CHAR *pcValueName, IMG_UINT32 *pui32Data);
+
+IMG_VOID * HostPageablePageAlloc(IMG_UINT32 ui32Pages);
+IMG_VOID HostPageablePageFree(IMG_VOID * pvBase);
+IMG_VOID * HostNonPageablePageAlloc(IMG_UINT32 ui32Pages);
+IMG_VOID HostNonPageablePageFree(IMG_VOID * pvBase);
+
+IMG_VOID * HostMapKrnBufIntoUser(IMG_VOID * pvKrnAddr, IMG_UINT32 ui32Size, IMG_VOID * *ppvMdl);
+IMG_VOID HostUnMapKrnBufFromUser(IMG_VOID * pvUserAddr, IMG_VOID * pvMdl, IMG_VOID * pvProcess);
+
+IMG_VOID HostCreateRegDeclStreams(IMG_VOID);
+
+IMG_VOID * HostCreateMutex(IMG_VOID);
+IMG_VOID HostAquireMutex(IMG_VOID * pvMutex);
+IMG_VOID HostReleaseMutex(IMG_VOID * pvMutex);
+IMG_VOID HostDestroyMutex(IMG_VOID * pvMutex);
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+IMG_INT32 HostCreateEventObjects(IMG_VOID);
+IMG_VOID HostWaitForEvent(DBG_EVENT eEvent);
+IMG_VOID HostSignalEvent(DBG_EVENT eEvent);
+IMG_VOID HostDestroyEventObjects(IMG_VOID);
+#endif	
+
+#endif
+
diff --git a/drivers/gpu/pvr/dbgdrv/hotkey.c b/drivers/gpu/pvr/dbgdrv/hotkey.c
new file mode 100644
index 0000000..43592d8
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/hotkey.c
@@ -0,0 +1,135 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+
+#if !defined(LINUX)
+#include <ntddk.h>
+#include <windef.h>
+#endif
+
+#include "img_types.h"
+#include "pvr_debug.h"
+#include "dbgdrvif.h"
+#include "dbgdriv.h"
+#include "hotkey.h"
+#include "hostfunc.h"
+
+
+
+
+
+IMG_UINT32	g_ui32HotKeyFrame = 0xFFFFFFFF;
+IMG_BOOL	g_bHotKeyPressed = IMG_FALSE;
+IMG_BOOL	g_bHotKeyRegistered = IMG_FALSE;
+
+PRIVATEHOTKEYDATA    g_PrivateHotKeyData;
+
+
+IMG_VOID ReadInHotKeys(IMG_VOID)
+{
+	g_PrivateHotKeyData.ui32ScanCode = 0x58;	
+	g_PrivateHotKeyData.ui32ShiftState = 0x0;
+
+	
+
+#if 0
+	if (_RegOpenKey(HKEY_LOCAL_MACHINE,pszRegPath,&hKey) == ERROR_SUCCESS)
+	{
+		
+
+		QueryReg(hKey,"ui32ScanCode",&g_PrivateHotKeyData.ui32ScanCode);
+		QueryReg(hKey,"ui32ShiftState",&g_PrivateHotKeyData.ui32ShiftState);
+	}
+#else
+	HostReadRegistryDWORDFromString("DEBUG\\Streams", "ui32ScanCode"  , &g_PrivateHotKeyData.ui32ScanCode);
+	HostReadRegistryDWORDFromString("DEBUG\\Streams", "ui32ShiftState", &g_PrivateHotKeyData.ui32ShiftState);
+#endif
+}
+
+IMG_VOID RegisterKeyPressed(IMG_UINT32 dwui32ScanCode, PHOTKEYINFO pInfo)
+{
+	PDBG_STREAM	psStream;
+
+	PVR_UNREFERENCED_PARAMETER(pInfo);
+
+	if (dwui32ScanCode == g_PrivateHotKeyData.ui32ScanCode)
+	{
+		PVR_DPF((PVR_DBG_MESSAGE,"PDUMP Hotkey pressed !\n"));
+
+		psStream = (PDBG_STREAM) g_PrivateHotKeyData.sHotKeyInfo.pvStream;
+
+		if (!g_bHotKeyPressed)
+		{
+			
+
+			g_ui32HotKeyFrame = psStream->psCtrl->ui32Current + 2;
+
+			
+
+			g_bHotKeyPressed = IMG_TRUE;
+		}
+	}
+}
+
+IMG_VOID ActivateHotKeys(PDBG_STREAM psStream)
+{
+	
+
+	ReadInHotKeys();
+
+	
+
+	if (!g_PrivateHotKeyData.sHotKeyInfo.hHotKey)
+	{
+		if (g_PrivateHotKeyData.ui32ScanCode != 0)
+		{
+			PVR_DPF((PVR_DBG_MESSAGE,"Activate HotKey for PDUMP.\n"));
+
+			
+
+			g_PrivateHotKeyData.sHotKeyInfo.pvStream = psStream;
+
+			DefineHotKey(g_PrivateHotKeyData.ui32ScanCode, g_PrivateHotKeyData.ui32ShiftState, &g_PrivateHotKeyData.sHotKeyInfo);
+		}
+		else
+		{
+			g_PrivateHotKeyData.sHotKeyInfo.hHotKey = 0;
+		}
+	}
+}
+
+IMG_VOID DeactivateHotKeys(IMG_VOID)
+{
+	if (g_PrivateHotKeyData.sHotKeyInfo.hHotKey != 0)
+	{
+		PVR_DPF((PVR_DBG_MESSAGE,"Deactivate HotKey.\n"));
+
+		RemoveHotKey(g_PrivateHotKeyData.sHotKeyInfo.hHotKey);
+		g_PrivateHotKeyData.sHotKeyInfo.hHotKey = 0;
+	}
+}
+
+
diff --git a/drivers/gpu/pvr/dbgdrv/hotkey.h b/drivers/gpu/pvr/dbgdrv/hotkey.h
new file mode 100644
index 0000000..499d64e
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/hotkey.h
@@ -0,0 +1,60 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#ifndef _HOTKEY_
+#define _HOTKEY_
+
+
+typedef struct _hotkeyinfo
+{
+	IMG_UINT8 ui8ScanCode;
+	IMG_UINT8 ui8Type;
+	IMG_UINT8 ui8Flag;
+	IMG_UINT8 ui8Filler1;
+	IMG_UINT32 ui32ShiftState;
+	IMG_UINT32 ui32HotKeyProc;
+	IMG_VOID *pvStream;
+	IMG_UINT32 hHotKey;			
+} HOTKEYINFO, *PHOTKEYINFO;
+
+typedef struct _privatehotkeydata
+{
+	IMG_UINT32		ui32ScanCode;
+	IMG_UINT32		ui32ShiftState;
+	HOTKEYINFO	sHotKeyInfo;
+} PRIVATEHOTKEYDATA, *PPRIVATEHOTKEYDATA;
+
+
+IMG_VOID ReadInHotKeys (IMG_VOID);
+IMG_VOID ActivateHotKeys(PDBG_STREAM psStream);
+IMG_VOID DeactivateHotKeys(IMG_VOID);
+
+IMG_VOID RemoveHotKey (IMG_UINT32 hHotKey);
+IMG_VOID DefineHotKey (IMG_UINT32 ui32ScanCode, IMG_UINT32 ui32ShiftState, PHOTKEYINFO psInfo);
+IMG_VOID RegisterKeyPressed (IMG_UINT32 ui32ScanCode, PHOTKEYINFO psInfo);
+
+#endif
+
diff --git a/drivers/gpu/pvr/dbgdrv/ioctl.c b/drivers/gpu/pvr/dbgdrv/ioctl.c
new file mode 100644
index 0000000..a021a39
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/ioctl.c
@@ -0,0 +1,587 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+
+
+#ifdef LINUX
+#include <asm/uaccess.h>
+#include "pvr_uaccess.h"
+#endif 
+
+#include "img_types.h"
+#include "dbgdrvif.h"
+#include "dbgdriv.h"
+#include "hotkey.h"
+#include "dbgdriv_ioctl.h"
+
+
+static IMG_UINT32 DBGDIOCDrivCreateStream(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_CREATESTREAM psIn;
+	IMG_VOID * *ppvOut;
+	#ifdef LINUX
+	static IMG_CHAR name[32];
+	#endif
+
+	psIn = (PDBG_IN_CREATESTREAM) pvInBuffer;
+	ppvOut = (IMG_VOID * *) pvOutBuffer;
+
+	#ifdef LINUX
+
+	if(pvr_copy_from_user(name, psIn->u.pszName, 32) != 0)
+	{
+		return IMG_FALSE;
+	}
+
+	*ppvOut = ExtDBGDrivCreateStream(name, psIn->ui32CapMode, psIn->ui32OutMode, 0, psIn->ui32Pages);
+
+	#else
+	*ppvOut = ExtDBGDrivCreateStream(psIn->u.pszName, psIn->ui32CapMode, psIn->ui32OutMode, DEBUG_FLAGS_NO_BUF_EXPANDSION, psIn->ui32Pages);
+	#endif
+
+
+	return(IMG_TRUE);
+}
+
+static IMG_UINT32 DBGDIOCDrivDestroyStream(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_STREAM *ppsStream;
+	PDBG_STREAM  psStream;
+
+	ppsStream = (PDBG_STREAM *) pvInBuffer;
+	psStream  = (PDBG_STREAM) *ppsStream;
+
+	PVR_UNREFERENCED_PARAMETER(	pvOutBuffer);
+
+	ExtDBGDrivDestroyStream(psStream);
+
+	return(IMG_TRUE);
+}
+
+static IMG_UINT32 DBGDIOCDrivGetStream(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_FINDSTREAM psParams;
+	IMG_SID *	phStream;
+
+	psParams	= (PDBG_IN_FINDSTREAM)pvInBuffer;
+	phStream	= (IMG_SID *)pvOutBuffer;
+
+	*phStream = PStream2SID(ExtDBGDrivFindStream(psParams->u.pszName, psParams->bResetStream));
+
+	return(IMG_TRUE);
+}
+
+static IMG_UINT32 DBGDIOCDrivWriteString(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_WRITESTRING psParams;
+	IMG_UINT32 *pui32OutLen;
+	PDBG_STREAM psStream;
+
+	psParams = (PDBG_IN_WRITESTRING) pvInBuffer;
+	pui32OutLen = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32OutLen = ExtDBGDrivWriteString(psStream,psParams->u.pszString,psParams->ui32Level);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32OutLen = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivWriteStringCM(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_WRITESTRING psParams;
+	IMG_UINT32 *pui32OutLen;
+	PDBG_STREAM psStream;
+
+	psParams = (PDBG_IN_WRITESTRING) pvInBuffer;
+	pui32OutLen = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32OutLen = ExtDBGDrivWriteStringCM(psStream,psParams->u.pszString,psParams->ui32Level);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32OutLen = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivReadString(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	IMG_UINT32 * pui32OutLen;
+	PDBG_IN_READSTRING	psParams;
+	PDBG_STREAM  psStream;
+
+	psParams = (PDBG_IN_READSTRING) pvInBuffer;
+	pui32OutLen = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32OutLen = ExtDBGDrivReadString(psStream,
+											psParams->u.pszString,psParams->ui32StringLen);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32OutLen = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivWrite(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	IMG_UINT32 *	pui32BytesCopied;
+	PDBG_IN_WRITE	psInParams;
+	PDBG_STREAM		psStream;
+
+	psInParams = (PDBG_IN_WRITE) pvInBuffer;
+	pui32BytesCopied = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psInParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32BytesCopied = ExtDBGDrivWrite(psStream,
+										psInParams->u.pui8InBuffer,
+										psInParams->ui32TransferSize,
+										psInParams->ui32Level);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32BytesCopied = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivWrite2(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	IMG_UINT32 *	pui32BytesCopied;
+	PDBG_IN_WRITE	psInParams;
+	PDBG_STREAM 	psStream;
+
+	psInParams = (PDBG_IN_WRITE) pvInBuffer;
+	pui32BytesCopied = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psInParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32BytesCopied = ExtDBGDrivWrite2(psStream,
+										 psInParams->u.pui8InBuffer,
+										 psInParams->ui32TransferSize,
+										 psInParams->ui32Level);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32BytesCopied = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivWriteCM(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	IMG_UINT32 *	pui32BytesCopied;
+	PDBG_IN_WRITE	psInParams;
+	PDBG_STREAM		psStream;
+
+	psInParams = (PDBG_IN_WRITE) pvInBuffer;
+	pui32BytesCopied = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psInParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32BytesCopied = ExtDBGDrivWriteCM(psStream,
+										  psInParams->u.pui8InBuffer,
+										  psInParams->ui32TransferSize,
+										  psInParams->ui32Level);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32BytesCopied = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivRead(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	IMG_UINT32 *	pui32BytesCopied;
+	PDBG_IN_READ	psInParams;
+	PDBG_STREAM		psStream;
+
+	psInParams = (PDBG_IN_READ) pvInBuffer;
+	pui32BytesCopied = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psInParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32BytesCopied = ExtDBGDrivRead(psStream,
+									   psInParams->bReadInitBuffer,
+									   psInParams->ui32OutBufferSize,
+									   psInParams->u.pui8OutBuffer);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32BytesCopied = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivSetCaptureMode(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_SETDEBUGMODE	psParams;
+	PDBG_STREAM				psStream;
+
+	psParams = (PDBG_IN_SETDEBUGMODE) pvInBuffer;
+	PVR_UNREFERENCED_PARAMETER(pvOutBuffer);
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		ExtDBGDrivSetCaptureMode(psStream,
+							 psParams->ui32Mode,
+							 psParams->ui32Start,
+							 psParams->ui32End,
+							 psParams->ui32SampleRate);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivSetOutMode(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_SETDEBUGOUTMODE psParams;
+	PDBG_STREAM				psStream;
+
+	psParams = (PDBG_IN_SETDEBUGOUTMODE) pvInBuffer;
+	PVR_UNREFERENCED_PARAMETER(pvOutBuffer);
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		ExtDBGDrivSetOutputMode(psStream,psParams->ui32Mode);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivSetDebugLevel(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_SETDEBUGLEVEL psParams;
+	PDBG_STREAM           psStream;
+
+	psParams = (PDBG_IN_SETDEBUGLEVEL) pvInBuffer;
+	PVR_UNREFERENCED_PARAMETER(pvOutBuffer);
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		ExtDBGDrivSetDebugLevel(psStream,psParams->ui32Level);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivSetFrame(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_SETFRAME	psParams;
+	PDBG_STREAM			psStream;
+
+	psParams = (PDBG_IN_SETFRAME) pvInBuffer;
+	PVR_UNREFERENCED_PARAMETER(pvOutBuffer);
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		ExtDBGDrivSetFrame(psStream,psParams->ui32Frame);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivGetFrame(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_STREAM  psStream;
+	IMG_UINT32  *pui32Current;
+
+	pui32Current = (IMG_UINT32 *) pvOutBuffer;
+	psStream = SID2PStream(*(IMG_SID *)pvInBuffer);
+	
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32Current = ExtDBGDrivGetFrame(psStream);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32Current = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivIsCaptureFrame(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_ISCAPTUREFRAME psParams;
+	IMG_UINT32 *			pui32Current;
+	PDBG_STREAM				psStream;
+
+	psParams = (PDBG_IN_ISCAPTUREFRAME) pvInBuffer;
+	pui32Current = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32Current = ExtDBGDrivIsCaptureFrame(psStream,
+											 psParams->bCheckPreviousFrame);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32Current = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivOverrideMode(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_OVERRIDEMODE	psParams;
+	PDBG_STREAM				psStream;
+
+	psParams = (PDBG_IN_OVERRIDEMODE) pvInBuffer;
+	PVR_UNREFERENCED_PARAMETER(	pvOutBuffer);
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		ExtDBGDrivOverrideMode(psStream,psParams->ui32Mode);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivDefaultMode(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_STREAM  psStream;
+
+	PVR_UNREFERENCED_PARAMETER(pvOutBuffer);
+
+	psStream = SID2PStream(*(IMG_SID *)pvInBuffer);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		ExtDBGDrivDefaultMode(psStream);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivSetMarker(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_SETMARKER	psParams;
+	PDBG_STREAM			psStream;
+
+	psParams = (PDBG_IN_SETMARKER) pvInBuffer;
+	PVR_UNREFERENCED_PARAMETER(pvOutBuffer);
+
+	psStream = SID2PStream(psParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		ExtDBGDrivSetMarker(psStream, psParams->ui32Marker);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivGetMarker(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_STREAM  psStream;
+	IMG_UINT32  *pui32Current;
+
+	pui32Current = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(*(IMG_SID *)pvInBuffer);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32Current = ExtDBGDrivGetMarker(psStream);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32Current = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivGetServiceTable(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	IMG_PVOID *	ppvOut;
+
+	PVR_UNREFERENCED_PARAMETER(pvInBuffer);
+	ppvOut = (IMG_PVOID *) pvOutBuffer;
+
+	*ppvOut = DBGDrivGetServiceTable();
+
+    return(IMG_TRUE);
+}
+
+static IMG_UINT32 DBGDIOCDrivWriteLF(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	PDBG_IN_WRITE_LF psInParams;
+	IMG_UINT32      *pui32BytesCopied;
+	PDBG_STREAM      psStream;
+
+	psInParams = (PDBG_IN_WRITE_LF) pvInBuffer;
+	pui32BytesCopied = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psInParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32BytesCopied = ExtDBGDrivWriteLF(psStream,
+										  psInParams->u.pui8InBuffer,
+										  psInParams->ui32BufferSize,
+										  psInParams->ui32Level,
+										  psInParams->ui32Flags);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivReadLF(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	IMG_UINT32 *	pui32BytesCopied;
+	PDBG_IN_READ	psInParams;
+	PDBG_STREAM		psStream;
+
+	psInParams = (PDBG_IN_READ) pvInBuffer;
+	pui32BytesCopied = (IMG_UINT32 *) pvOutBuffer;
+
+	psStream = SID2PStream(psInParams->hStream);
+	if (psStream != (PDBG_STREAM)IMG_NULL)
+	{
+		*pui32BytesCopied = ExtDBGDrivReadLF(psStream,
+										 psInParams->ui32OutBufferSize,
+										 psInParams->u.pui8OutBuffer);
+		return(IMG_TRUE);
+	}
+	else
+	{
+		
+		*pui32BytesCopied = 0;
+		return(IMG_FALSE);
+	}
+}
+
+static IMG_UINT32 DBGDIOCDrivWaitForEvent(IMG_VOID * pvInBuffer, IMG_VOID * pvOutBuffer)
+{
+	DBG_EVENT eEvent = (DBG_EVENT)(*(IMG_UINT32 *)pvInBuffer);
+
+	PVR_UNREFERENCED_PARAMETER(pvOutBuffer);
+
+	ExtDBGDrivWaitForEvent(eEvent);
+
+	return(IMG_TRUE);
+}
+
+IMG_UINT32 (*g_DBGDrivProc[25])(IMG_VOID *, IMG_VOID *) =
+{
+	DBGDIOCDrivCreateStream,
+	DBGDIOCDrivDestroyStream,
+	DBGDIOCDrivGetStream,
+	DBGDIOCDrivWriteString,
+	DBGDIOCDrivReadString,
+	DBGDIOCDrivWrite,
+	DBGDIOCDrivRead,
+	DBGDIOCDrivSetCaptureMode,
+	DBGDIOCDrivSetOutMode,
+	DBGDIOCDrivSetDebugLevel,
+	DBGDIOCDrivSetFrame,
+	DBGDIOCDrivGetFrame,
+	DBGDIOCDrivOverrideMode,
+	DBGDIOCDrivDefaultMode,
+	DBGDIOCDrivGetServiceTable,
+	DBGDIOCDrivWrite2,
+	DBGDIOCDrivWriteStringCM,
+	DBGDIOCDrivWriteCM,
+	DBGDIOCDrivSetMarker,
+	DBGDIOCDrivGetMarker,
+	DBGDIOCDrivIsCaptureFrame,
+	DBGDIOCDrivWriteLF,
+	DBGDIOCDrivReadLF,
+	DBGDIOCDrivWaitForEvent
+};
+
diff --git a/drivers/gpu/pvr/dbgdrv/linuxsrv.h b/drivers/gpu/pvr/dbgdrv/linuxsrv.h
new file mode 100644
index 0000000..adfcd75
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/linuxsrv.h
@@ -0,0 +1,48 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#ifndef _LINUXSRV_H__
+#define _LINUXSRV_H__
+
+typedef struct tagIOCTL_PACKAGE
+{
+	IMG_UINT32 ui32Cmd;              
+	IMG_UINT32 ui32Size;			   
+	IMG_VOID 	*pInBuffer;          
+	IMG_UINT32  ui32InBufferSize;     
+	IMG_VOID    *pOutBuffer;         
+	IMG_UINT32  ui32OutBufferSize;    
+} IOCTL_PACKAGE;
+
+IMG_UINT32 DeviceIoControl(IMG_UINT32 hDevice,		
+						IMG_UINT32 ui32ControlCode, 
+						IMG_VOID *pInBuffer,		
+						IMG_UINT32 ui32InBufferSize,
+						IMG_VOID *pOutBuffer,		
+						IMG_UINT32 ui32OutBufferSize,  
+						IMG_UINT32 *pui32BytesReturned); 
+
+#endif 
diff --git a/drivers/gpu/pvr/dbgdrv/main.c b/drivers/gpu/pvr/dbgdrv/main.c
new file mode 100644
index 0000000..965c352
--- /dev/null
+++ b/drivers/gpu/pvr/dbgdrv/main.c
@@ -0,0 +1,311 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#include <linux/errno.h>
+#include <linux/module.h>
+#include <linux/fs.h>
+#include <linux/kernel.h>
+#include <linux/kdev_t.h>
+#include <linux/pci.h>
+#include <linux/list.h>
+#include <linux/init.h>
+#include <linux/vmalloc.h>
+#include <linux/version.h>
+
+#if defined(LDM_PLATFORM) && !defined(SUPPORT_DRI_DRM)
+#include <linux/platform_device.h>
+#endif
+
+#if defined(LDM_PCI) && !defined(SUPPORT_DRI_DRM)
+#include <linux/pci.h>
+#endif
+
+#include <asm/uaccess.h>
+
+#if defined(SUPPORT_DRI_DRM)
+#include "drmP.h"
+#include "drm.h"
+#endif
+
+#include "img_types.h"
+#include "linuxsrv.h"
+#include "dbgdriv_ioctl.h"
+#include "dbgdrvif.h"
+#include "dbgdriv.h"
+#include "hostfunc.h"
+#include "hotkey.h"
+#include "pvr_debug.h"
+#include "pvrmodule.h"
+#include "pvr_uaccess.h"
+
+#if defined(SUPPORT_DRI_DRM)
+
+#include "pvr_drm_shared.h"
+#include "pvr_drm.h"
+
+#else 
+
+#define DRVNAME "dbgdrv"
+MODULE_SUPPORTED_DEVICE(DRVNAME);
+
+#if (defined(LDM_PLATFORM) || defined(LDM_PCI)) && !defined(SUPPORT_DRI_DRM)
+static struct class *psDbgDrvClass;
+#endif
+
+static int AssignedMajorNumber = 0;
+
+long dbgdrv_ioctl(struct file *, unsigned int, unsigned long);
+
+static int dbgdrv_open(struct inode unref__ * pInode, struct file unref__ * pFile)
+{
+	return 0;
+}
+
+static int dbgdrv_release(struct inode unref__ * pInode, struct file unref__ * pFile)
+{
+	return 0;
+}
+
+static int dbgdrv_mmap(struct file* pFile, struct vm_area_struct* ps_vma)
+{
+	return 0;
+}
+
+static struct file_operations dbgdrv_fops = {
+	.owner          = THIS_MODULE,
+	.unlocked_ioctl = dbgdrv_ioctl,
+	.open           = dbgdrv_open,
+	.release        = dbgdrv_release,
+	.mmap           = dbgdrv_mmap,
+};
+
+#endif  
+
+IMG_VOID DBGDrvGetServiceTable(IMG_VOID **fn_table);
+
+IMG_VOID DBGDrvGetServiceTable(IMG_VOID **fn_table)
+{
+	extern DBGKM_SERVICE_TABLE g_sDBGKMServices;
+
+	*fn_table = &g_sDBGKMServices;
+}
+
+#if defined(SUPPORT_DRI_DRM)
+void dbgdrv_cleanup(void)
+#else
+void cleanup_module(void)
+#endif
+{
+#if !defined(SUPPORT_DRI_DRM)
+#if defined(LDM_PLATFORM) || defined(LDM_PCI)
+	device_destroy(psDbgDrvClass, MKDEV(AssignedMajorNumber, 0));
+	class_destroy(psDbgDrvClass);
+#endif
+	unregister_chrdev(AssignedMajorNumber, DRVNAME);
+#endif 
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+	HostDestroyEventObjects();
+#endif
+	HostDestroyMutex(g_pvAPIMutex);
+	return;
+}
+
+#if defined(SUPPORT_DRI_DRM)
+IMG_INT dbgdrv_init(void)
+#else
+int init_module(void)
+#endif
+{
+#if (defined(LDM_PLATFORM) || defined(LDM_PCI)) && !defined(SUPPORT_DRI_DRM)
+	struct device *psDev;
+#endif
+
+#if !defined(SUPPORT_DRI_DRM)
+	int err = -EBUSY;
+#endif
+
+	
+	if ((g_pvAPIMutex=HostCreateMutex()) == IMG_NULL)
+	{
+		return -ENOMEM;
+	}
+
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+	
+	(void) HostCreateEventObjects();
+#endif
+
+#if !defined(SUPPORT_DRI_DRM)
+	AssignedMajorNumber =
+	register_chrdev(AssignedMajorNumber, DRVNAME, &dbgdrv_fops);
+
+	if (AssignedMajorNumber <= 0)
+	{
+		PVR_DPF((PVR_DBG_ERROR," unable to get major\n"));
+		goto ErrDestroyEventObjects;
+	}
+
+#if defined(LDM_PLATFORM) || defined(LDM_PCI)
+	
+	psDbgDrvClass = class_create(THIS_MODULE, DRVNAME);
+	if (IS_ERR(psDbgDrvClass))
+	{
+		PVR_DPF((PVR_DBG_ERROR, "%s: unable to create class (%ld)",
+				 __func__, PTR_ERR(psDbgDrvClass)));
+		goto ErrUnregisterCharDev;
+	}
+
+	psDev = device_create(psDbgDrvClass, NULL, MKDEV(AssignedMajorNumber, 0),
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,26))
+						  NULL,
+#endif
+						  DRVNAME);
+	if (IS_ERR(psDev))
+	{
+		PVR_DPF((PVR_DBG_ERROR, "%s: unable to create device (%ld)",
+								__func__, PTR_ERR(psDev)));
+		goto ErrDestroyClass;
+	}
+#endif 
+#endif 
+
+	return 0;
+
+#if !defined(SUPPORT_DRI_DRM)
+ErrDestroyEventObjects:
+#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS)
+	HostDestroyEventObjects();
+#endif
+#if defined(LDM_PLATFORM) || defined(LDM_PCI)
+ErrUnregisterCharDev:
+	unregister_chrdev(AssignedMajorNumber, DRVNAME);
+ErrDestroyClass:
+	class_destroy(psDbgDrvClass);
+#endif
+	return err;
+#endif 
+}
+
+#if defined(SUPPORT_DRI_DRM)
+int dbgdrv_ioctl(struct drm_device *dev, IMG_VOID *arg, struct drm_file *pFile)
+#else
+long dbgdrv_ioctl(struct file *file, unsigned int ioctlCmd, unsigned long arg)
+#endif
+{
+	IOCTL_PACKAGE *pIP = (IOCTL_PACKAGE *) arg;
+	char *buffer, *in, *out;
+	unsigned int cmd;
+
+	if((pIP->ui32InBufferSize > (PAGE_SIZE >> 1) ) || (pIP->ui32OutBufferSize > (PAGE_SIZE >> 1)))
+	{
+		PVR_DPF((PVR_DBG_ERROR,"Sizes of the buffers are too large, cannot do ioctl\n"));
+		return -1;
+	}
+
+	buffer = (char *) HostPageablePageAlloc(1);
+	if(!buffer)
+	{
+		PVR_DPF((PVR_DBG_ERROR,"Failed to allocate buffer, cannot do ioctl\n"));
+		return -EFAULT;
+	}
+
+	in = buffer;
+	out = buffer + (PAGE_SIZE >>1);
+
+	if(pvr_copy_from_user(in, pIP->pInBuffer, pIP->ui32InBufferSize) != 0)
+	{
+		goto init_failed;
+	}
+
+	cmd = ((pIP->ui32Cmd >> 2) & 0xFFF) - 0x801;
+
+	if(pIP->ui32Cmd == DEBUG_SERVICE_READ)
+	{
+		IMG_UINT32 *pui32BytesCopied = (IMG_UINT32 *)out;
+		DBG_IN_READ *psReadInParams = (DBG_IN_READ *)in;
+		DBG_STREAM *psStream;
+		IMG_CHAR *ui8Tmp;
+
+		ui8Tmp = vmalloc(psReadInParams->ui32OutBufferSize);
+
+		if(!ui8Tmp)
+		{
+			goto init_failed;
+		}
+
+		psStream = SID2PStream(psReadInParams->hStream);
+		if(!psStream)
+		{
+			goto init_failed;
+		}
+
+		*pui32BytesCopied = ExtDBGDrivRead(psStream,
+										   psReadInParams->bReadInitBuffer,
+										   psReadInParams->ui32OutBufferSize,
+										   ui8Tmp);
+
+		if(pvr_copy_to_user(psReadInParams->u.pui8OutBuffer,
+						ui8Tmp,
+						*pui32BytesCopied) != 0)
+		{
+			vfree(ui8Tmp);
+			goto init_failed;
+		}
+
+		vfree(ui8Tmp);
+	}
+	else
+	{
+		(g_DBGDrivProc[cmd])(in, out);
+	}
+
+	if(copy_to_user(pIP->pOutBuffer, out, pIP->ui32OutBufferSize) != 0)
+	{
+		goto init_failed;
+	}
+
+	HostPageablePageFree((IMG_VOID *)buffer);
+	return 0;
+
+init_failed:
+	HostPageablePageFree((IMG_VOID *)buffer);
+	return -EFAULT;
+}
+
+
+IMG_VOID RemoveHotKey (IMG_UINT32 hHotKey)
+{
+	PVR_UNREFERENCED_PARAMETER(hHotKey);
+}
+
+IMG_VOID DefineHotKey (IMG_UINT32 ui32ScanCode, IMG_UINT32 ui32ShiftState, PHOTKEYINFO psInfo)
+{
+	PVR_UNREFERENCED_PARAMETER(ui32ScanCode);
+	PVR_UNREFERENCED_PARAMETER(ui32ShiftState);
+	PVR_UNREFERENCED_PARAMETER(psInfo);
+}
+
+EXPORT_SYMBOL(DBGDrvGetServiceTable);