| /*************************************************************************/ /*! |
| @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. |
| |
| 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(__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 16 |
| |
| /* this PID denotes the firmware */ |
| #define RGXMEM_SERVER_PID_FIRMWARE 0xFFFFFFFF |
| |
| /* this PID denotes the PM */ |
| #define RGXMEM_SERVER_PID_PM 0xEFFFFFFF |
| |
| 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); |
| |
| /*************************************************************************/ /*! |
| @Function RGXMMUCacheInvalidateKick |
| |
| @Description Sends a flush command to a particular DM but first takes |
| the power lock. |
| |
| @Input psDevInfo Device Info |
| @Input pui16NextMMUInvalidateUpdate |
| @Input bInterrupt Should the firmware signal command completion to |
| the host |
| |
| @Return PVRSRV_ERROR |
| */ /**************************************************************************/ |
| PVRSRV_ERROR RGXMMUCacheInvalidateKick(PVRSRV_DEVICE_NODE *psDevInfo, |
| IMG_UINT16 *pui16NextMMUInvalidateUpdate, |
| IMG_BOOL bInterrupt); |
| |
| /*************************************************************************/ /*! |
| @Function RGXPreKickCacheCommand |
| |
| @Description Sends a cache flush command to a particular DM without |
| honouring the power lock. It's caller's responsibility |
| to ensure power lock is held before calling this function. |
| |
| @Input psDevInfo Device Info |
| @Input eDM To which DM the cmd is sent. |
| @Input pui16MMUInvalidateUpdate |
| @Input bInterrupt Should the firmware signal command completion to |
| the host |
| |
| @Return PVRSRV_ERROR |
| */ /**************************************************************************/ |
| PVRSRV_ERROR RGXPreKickCacheCommand(PVRSRV_RGXDEV_INFO *psDevInfo, |
| RGXFWIF_DM eDM, |
| IMG_UINT16 *pui16MMUInvalidateUpdate, |
| 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, |
| MMU_FAULT_DATA *psOutFaultData); |
| |
| 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__ */ |