/*************************************************************************/ /*!
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@File
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@Title Physical heap management header
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@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved
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@Description Defines the interface for the physical heap management
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@License Dual MIT/GPLv2
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The contents of this file are subject to the MIT license as set out below.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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Alternatively, the contents of this file may be used under the terms of
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the GNU General Public License Version 2 ("GPL") in which case the provisions
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of GPL are applicable instead of those above.
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If you wish to allow use of your version of this file only under the terms of
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GPL, and not to allow others to use your version of this file under the terms
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of the MIT license, indicate your decision by deleting the provisions above
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and replace them with the notice and other provisions required by GPL as set
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out in the file called "GPL-COPYING" included in this distribution. If you do
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not delete the provisions above, a recipient may use your version of this file
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under the terms of either the MIT license or GPL.
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This License is also included in this distribution in the file called
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"MIT-COPYING".
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EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
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PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/ /**************************************************************************/
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#include "img_types.h"
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#include "pvrsrv_error.h"
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#include "pvrsrv_memallocflags.h"
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#ifndef _PHYSHEAP_H_
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#define _PHYSHEAP_H_
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typedef struct _PHYS_HEAP_ PHYS_HEAP;
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typedef void (*CpuPAddrToDevPAddr)(IMG_HANDLE hPrivData,
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IMG_UINT32 ui32NumOfAddr,
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IMG_DEV_PHYADDR *psDevPAddr,
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IMG_CPU_PHYADDR *psCpuPAddr);
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typedef void (*DevPAddrToCpuPAddr)(IMG_HANDLE hPrivData,
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IMG_UINT32 ui32NumOfAddr,
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IMG_CPU_PHYADDR *psCpuPAddr,
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IMG_DEV_PHYADDR *psDevPAddr);
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typedef IMG_UINT32 (*GetRegionId)(IMG_HANDLE hPrivData,
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PVRSRV_MEMALLOCFLAGS_T uiAllocationFlags);
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typedef struct _PHYS_HEAP_FUNCTIONS_
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{
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/*! Translate CPU physical address to device physical address */
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CpuPAddrToDevPAddr pfnCpuPAddrToDevPAddr;
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/*! Translate device physical address to CPU physical address */
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DevPAddrToCpuPAddr pfnDevPAddrToCpuPAddr;
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/*! Return id of heap region to allocate from */
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GetRegionId pfnGetRegionId;
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} PHYS_HEAP_FUNCTIONS;
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typedef enum _PHYS_HEAP_TYPE_
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{
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PHYS_HEAP_TYPE_UNKNOWN = 0,
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PHYS_HEAP_TYPE_UMA,
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PHYS_HEAP_TYPE_LMA,
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#if defined(SUPPORT_PVRSRV_GPUVIRT)
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PHYS_HEAP_TYPE_DMA,
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#endif
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} PHYS_HEAP_TYPE;
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typedef struct _PHYS_HEAP_REGION_
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{
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IMG_CPU_PHYADDR sStartAddr;
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IMG_DEV_PHYADDR sCardBase;
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IMG_UINT64 uiSize;
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#if defined(SUPPORT_PVRSRV_GPUVIRT)
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IMG_HANDLE hPrivData;
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IMG_BOOL bDynAlloc;
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#endif
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} PHYS_HEAP_REGION;
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typedef struct _PHYS_HEAP_CONFIG_
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{
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IMG_UINT32 ui32PhysHeapID;
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PHYS_HEAP_TYPE eType;
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IMG_CHAR *pszPDumpMemspaceName;
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PHYS_HEAP_FUNCTIONS *psMemFuncs;
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PHYS_HEAP_REGION *pasRegions;
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IMG_UINT32 ui32NumOfRegions;
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IMG_HANDLE hPrivData;
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} PHYS_HEAP_CONFIG;
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PVRSRV_ERROR PhysHeapRegister(PHYS_HEAP_CONFIG *psConfig,
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PHYS_HEAP **ppsPhysHeap);
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void PhysHeapUnregister(PHYS_HEAP *psPhysHeap);
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PVRSRV_ERROR PhysHeapAcquire(IMG_UINT32 ui32PhysHeapID,
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PHYS_HEAP **ppsPhysHeap);
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void PhysHeapRelease(PHYS_HEAP *psPhysHeap);
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PHYS_HEAP_TYPE PhysHeapGetType(PHYS_HEAP *psPhysHeap);
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PVRSRV_ERROR PhysHeapRegionGetCpuPAddr(PHYS_HEAP *psPhysHeap,
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IMG_UINT32 ui32RegionId,
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IMG_CPU_PHYADDR *psCpuPAddr);
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PVRSRV_ERROR PhysHeapRegionGetSize(PHYS_HEAP *psPhysHeap,
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IMG_UINT32 ui32RegionId,
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IMG_UINT64 *puiSize);
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PVRSRV_ERROR PhysHeapRegionGetDevPAddr(PHYS_HEAP *psPhysHeap,
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IMG_UINT32 ui32RegionId,
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IMG_DEV_PHYADDR *psDevPAddr);
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PVRSRV_ERROR PhysHeapRegionGetSize(PHYS_HEAP *psPhysHeap,
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IMG_UINT32 ui32RegionId,
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IMG_UINT64 *puiSize);
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IMG_UINT32 PhysHeapNumberOfRegions(PHYS_HEAP *psPhysHeap);
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void PhysHeapCpuPAddrToDevPAddr(PHYS_HEAP *psPhysHeap,
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IMG_UINT32 ui32NumOfAddr,
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IMG_DEV_PHYADDR *psDevPAddr,
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IMG_CPU_PHYADDR *psCpuPAddr);
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void PhysHeapDevPAddrToCpuPAddr(PHYS_HEAP *psPhysHeap,
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IMG_UINT32 ui32NumOfAddr,
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IMG_CPU_PHYADDR *psCpuPAddr,
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IMG_DEV_PHYADDR *psDevPAddr);
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IMG_UINT32 PhysHeapGetRegionId(PHYS_HEAP *psPhysHeap,
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PVRSRV_MEMALLOCFLAGS_T uiAllocFlags);
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IMG_CHAR *PhysHeapPDumpMemspaceName(PHYS_HEAP *psPhysHeap);
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PVRSRV_ERROR PhysHeapInit(void);
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PVRSRV_ERROR PhysHeapDeinit(void);
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#endif /* _PHYSHEAP_H_ */
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