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Diffstat (limited to 'pvr-source/services4/include/pvrmmap.h')
| -rw-r--r-- | pvr-source/services4/include/pvrmmap.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/pvr-source/services4/include/pvrmmap.h b/pvr-source/services4/include/pvrmmap.h new file mode 100644 index 0000000..1a3930c --- /dev/null +++ b/pvr-source/services4/include/pvrmmap.h @@ -0,0 +1,81 @@ +/*************************************************************************/ /*! +@Title Main include file for PVRMMAP library. +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@License Dual MIT/GPLv2 + +The contents of this file are subject to the MIT license as set out below. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +Alternatively, the contents of this file may be used under the terms of +the GNU General Public License Version 2 ("GPL") in which case the provisions +of GPL are applicable instead of those above. + +If you wish to allow use of your version of this file only under the terms of +GPL, and not to allow others to use your version of this file under the terms +of the MIT license, indicate your decision by deleting the provisions above +and replace them with the notice and other provisions required by GPL as set +out in the file called "GPL-COPYING" included in this distribution. If you do +not delete the provisions above, a recipient may use your version of this file +under the terms of either the MIT license or GPL. + +This License is also included in this distribution in the file called +"MIT-COPYING". + +EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS +PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING +BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR +PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR +COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER +IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ /**************************************************************************/ +#ifndef __PVRMMAP_H__ +#define __PVRMMAP_H__ + +/*! + ************************************************************************** + @brief map kernel memory into user memory. + + @param hModule - a handle to the device supplying the kernel memory + @param ppvLinAddr - pointer to where the user mode address should be placed + @param pvLinAddrKM - the base of kernel address range to map + @param phMappingInfo - pointer to mapping information handle + @param hMHandle - handle associated with memory to be mapped + + @return PVRSRV_OK, or error code. + ***************************************************************************/ + +#if defined (SUPPORT_SID_INTERFACE) +PVRSRV_ERROR PVRPMapKMem(IMG_HANDLE hModule, IMG_VOID **ppvLinAddr, IMG_VOID *pvLinAddrKM, IMG_SID *phMappingInfo, IMG_SID hMHandle); +#else +PVRSRV_ERROR PVRPMapKMem(IMG_HANDLE hModule, IMG_VOID **ppvLinAddr, IMG_VOID *pvLinAddrKM, IMG_HANDLE *phMappingInfo, IMG_HANDLE hMHandle); +#endif + + +/*! + ************************************************************************** + @brief Removes a kernel to userspace memory mapping. + + @param hModule - a handle to the device supplying the kernel memory + @param hMappingInfo - mapping information handle + @param hMHandle - handle associated with memory to be mapped + + @return IMG_BOOL indicating success or otherwise. + ***************************************************************************/ +#if defined (SUPPORT_SID_INTERFACE) +IMG_BOOL PVRUnMapKMem(IMG_HANDLE hModule, IMG_SID hMappingInfo, IMG_SID hMHandle); +#else +IMG_BOOL PVRUnMapKMem(IMG_HANDLE hModule, IMG_HANDLE hMappingInfo, IMG_HANDLE hMHandle); +#endif + +#endif /* _PVRMMAP_H_ */ + |