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Diffstat (limited to 'pvr-source/services4/include/kernelbuffer.h')
| -rw-r--r-- | pvr-source/services4/include/kernelbuffer.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/pvr-source/services4/include/kernelbuffer.h b/pvr-source/services4/include/kernelbuffer.h new file mode 100644 index 0000000..6d8aed5 --- /dev/null +++ b/pvr-source/services4/include/kernelbuffer.h @@ -0,0 +1,97 @@ +/*************************************************************************/ /*! +@Title buffer device class API structures and prototypes + for kernel services to kernel 3rd party buffer device driver +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@Description provides display device class API structures and prototypes +@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. +*/ /**************************************************************************/ + +#if !defined (__KERNELBUFFER_H__) +#define __KERNELBUFFER_H__ + +#if defined (__cplusplus) +extern "C" { +#endif + +/* + Function table and pointers for SRVKM->BUFFER +*/ +typedef PVRSRV_ERROR (*PFN_OPEN_BC_DEVICE)(IMG_UINT32, IMG_HANDLE*); +typedef PVRSRV_ERROR (*PFN_CLOSE_BC_DEVICE)(IMG_UINT32, IMG_HANDLE); +typedef PVRSRV_ERROR (*PFN_GET_BC_INFO)(IMG_HANDLE, BUFFER_INFO*); +typedef PVRSRV_ERROR (*PFN_GET_BC_BUFFER)(IMG_HANDLE, IMG_UINT32, PVRSRV_SYNC_DATA*, IMG_HANDLE*); + +typedef struct PVRSRV_BC_SRV2BUFFER_KMJTABLE_TAG +{ + IMG_UINT32 ui32TableSize; + PFN_OPEN_BC_DEVICE pfnOpenBCDevice; + PFN_CLOSE_BC_DEVICE pfnCloseBCDevice; + PFN_GET_BC_INFO pfnGetBCInfo; + PFN_GET_BC_BUFFER pfnGetBCBuffer; + PFN_GET_BUFFER_ADDR pfnGetBufferAddr; + +} PVRSRV_BC_SRV2BUFFER_KMJTABLE; + + +/* + Function table and pointers for BUFFER->SRVKM +*/ +typedef PVRSRV_ERROR (*PFN_BC_REGISTER_BUFFER_DEV)(PVRSRV_BC_SRV2BUFFER_KMJTABLE*, IMG_UINT32*); +typedef IMG_VOID (*PFN_BC_SCHEDULE_DEVICES)(IMG_VOID); +typedef PVRSRV_ERROR (*PFN_BC_REMOVE_BUFFER_DEV)(IMG_UINT32); + +typedef struct PVRSRV_BC_BUFFER2SRV_KMJTABLE_TAG +{ + IMG_UINT32 ui32TableSize; + PFN_BC_REGISTER_BUFFER_DEV pfnPVRSRVRegisterBCDevice; + PFN_BC_SCHEDULE_DEVICES pfnPVRSRVScheduleDevices; + PFN_BC_REMOVE_BUFFER_DEV pfnPVRSRVRemoveBCDevice; + +} PVRSRV_BC_BUFFER2SRV_KMJTABLE, *PPVRSRV_BC_BUFFER2SRV_KMJTABLE; + +/* function to retrieve kernel services function table from kernel services */ +typedef IMG_BOOL (*PFN_BC_GET_PVRJTABLE) (PPVRSRV_BC_BUFFER2SRV_KMJTABLE); + +/* Prototype for platforms that access the JTable via linkage */ +IMG_IMPORT IMG_BOOL PVRGetBufferClassJTable(PVRSRV_BC_BUFFER2SRV_KMJTABLE *psJTable); + +#if defined (__cplusplus) +} +#endif + +#endif/* #if !defined (__KERNELBUFFER_H__) */ |