/*************************************************************************/ /*!
@File
@Title          RGX memory context management
@Copyright      Copyright (c) Imagination Technologies Ltd. All Rights Reserved
@Description    Header for RGX memory context management
@License        Dual MIT/GPLv2

The contents of this file are subject to the MIT license as set out below.

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of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
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all copies or substantial portions of the Software.

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the GNU General Public License Version 2 ("GPL") in which case the provisions
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*/ /**************************************************************************/

#if !defined(__RGXMEM_H__)
#define __RGXMEM_H__

#include "pvrsrv_error.h"
#include "device.h"
#include "mmu_common.h"
#include "rgxdevice.h"

#define RGXMEM_SERVER_MMU_CONTEXT_MAX_NAME 40

/* this PID denotes the firmware */
#define RGXMEM_SERVER_PID_FIRMWARE 0xFFFFFFFF

typedef struct _RGXMEM_PROCESS_INFO_
{
	IMG_PID uiPID;
	IMG_CHAR szProcessName[RGXMEM_SERVER_MMU_CONTEXT_MAX_NAME];
	IMG_BOOL bUnregistered;
} RGXMEM_PROCESS_INFO;

IMG_DEV_PHYADDR GetPC(MMU_CONTEXT * psContext);
	
/* FIXME: SyncPrim should be stored on the memory context */
void RGXMMUSyncPrimAlloc(PVRSRV_DEVICE_NODE *psDeviceNode);
void RGXMMUSyncPrimFree(void);

void RGXMMUCacheInvalidate(PVRSRV_DEVICE_NODE *psDeviceNode,
						   IMG_HANDLE hDeviceData,
						   MMU_LEVEL eMMULevel,
						   IMG_BOOL bUnmap);

PVRSRV_ERROR RGXMMUCacheInvalidateKick(PVRSRV_DEVICE_NODE *psDevInfo,
                                       IMG_UINT32 *pui32NextMMUInvalidateUpdate,
                                       IMG_BOOL bInterrupt);

PVRSRV_ERROR RGXPreKickCacheCommand(PVRSRV_RGXDEV_INFO *psDevInfo,
                                    RGXFWIF_DM eDM,
                                    IMG_UINT32 *pui32MMUInvalidateUpdate,
                                    IMG_BOOL bInterrupt);

void RGXUnregisterMemoryContext(IMG_HANDLE hPrivData);
PVRSRV_ERROR RGXRegisterMemoryContext(PVRSRV_DEVICE_NODE	*psDeviceNode,
									  MMU_CONTEXT			*psMMUContext,
									  IMG_HANDLE			*hPrivData);

DEVMEM_MEMDESC *RGXGetFWMemDescFromMemoryContextHandle(IMG_HANDLE hPriv);

void RGXCheckFaultAddress(PVRSRV_RGXDEV_INFO *psDevInfo,
				IMG_DEV_VIRTADDR *psDevVAddr,
				IMG_DEV_PHYADDR *psDevPAddr,
				DUMPDEBUG_PRINTF_FUNC *pfnDumpDebugPrintf,
				void *pvDumpDebugFile);

IMG_BOOL RGXPCAddrToProcessInfo(PVRSRV_RGXDEV_INFO *psDevInfo, IMG_DEV_PHYADDR sPCAddress,
								RGXMEM_PROCESS_INFO *psInfo);

IMG_BOOL RGXPCPIDToProcessInfo(PVRSRV_RGXDEV_INFO *psDevInfo, IMG_PID uiPID,
                                                                RGXMEM_PROCESS_INFO *psInfo);

#endif /* __RGXMEM_H__ */