diff options
Diffstat (limited to 'drivers/gpu/pvr/ra.c')
| -rw-r--r-- | drivers/gpu/pvr/ra.c | 1736 |
1 files changed, 1736 insertions, 0 deletions
diff --git a/drivers/gpu/pvr/ra.c b/drivers/gpu/pvr/ra.c new file mode 100644 index 0000000..84a2162 --- /dev/null +++ b/drivers/gpu/pvr/ra.c @@ -0,0 +1,1736 @@ +/********************************************************************** + * + * Copyright (C) Imagination Technologies Ltd. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful but, except + * as otherwise stated in writing, without any warranty; without even the + * implied warranty of merchantability or fitness for a particular purpose. + * See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * Imagination Technologies Ltd. <gpl-support@imgtec.com> + * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK + * + ******************************************************************************/ + +#include "services_headers.h" +#include "hash.h" +#include "ra.h" +#include "buffer_manager.h" +#include "osfunc.h" + +#ifdef __linux__ +#include <linux/kernel.h> +#include "proc.h" +#endif + +#ifdef USE_BM_FREESPACE_CHECK +#include <stdio.h> +#endif + +#define MINIMUM_HASH_SIZE (64) + +#if defined(VALIDATE_ARENA_TEST) + +typedef enum RESOURCE_DESCRIPTOR_TAG { + + RESOURCE_SPAN_LIVE = 10, + RESOURCE_SPAN_FREE, + IMPORTED_RESOURCE_SPAN_START, + IMPORTED_RESOURCE_SPAN_LIVE, + IMPORTED_RESOURCE_SPAN_FREE, + IMPORTED_RESOURCE_SPAN_END, + +} RESOURCE_DESCRIPTOR; + +typedef enum RESOURCE_TYPE_TAG { + + IMPORTED_RESOURCE_TYPE = 20, + NON_IMPORTED_RESOURCE_TYPE + +} RESOURCE_TYPE; + + +static IMG_UINT32 ui32BoundaryTagID = 0; + +IMG_UINT32 ValidateArena(RA_ARENA *pArena); +#endif + +struct _BT_ +{ + enum bt_type + { + btt_span, + btt_free, + btt_live + } type; + + + IMG_UINTPTR_T base; + IMG_SIZE_T uSize; + + + struct _BT_ *pNextSegment; + struct _BT_ *pPrevSegment; + + struct _BT_ *pNextFree; + struct _BT_ *pPrevFree; + + BM_MAPPING *psMapping; + +#if defined(VALIDATE_ARENA_TEST) + RESOURCE_DESCRIPTOR eResourceSpan; + RESOURCE_TYPE eResourceType; + + + IMG_UINT32 ui32BoundaryTagID; +#endif + +}; +typedef struct _BT_ BT; + + +struct _RA_ARENA_ +{ + + IMG_CHAR *name; + + + IMG_SIZE_T uQuantum; + + + IMG_BOOL (*pImportAlloc)(IMG_VOID *, + IMG_SIZE_T uSize, + IMG_SIZE_T *pActualSize, + BM_MAPPING **ppsMapping, + IMG_UINT32 uFlags, + IMG_PVOID pvPrivData, + IMG_UINT32 ui32PrivDataLength, + IMG_UINTPTR_T *pBase); + IMG_VOID (*pImportFree) (IMG_VOID *, + IMG_UINTPTR_T, + BM_MAPPING *psMapping); + IMG_VOID (*pBackingStoreFree) (IMG_VOID *, IMG_SIZE_T, IMG_SIZE_T, IMG_HANDLE); + + + IMG_VOID *pImportHandle; + + +#define FREE_TABLE_LIMIT 32 + + + BT *aHeadFree [FREE_TABLE_LIMIT]; + + + BT *pHeadSegment; + BT *pTailSegment; + + + HASH_TABLE *pSegmentHash; + +#ifdef RA_STATS + RA_STATISTICS sStatistics; +#endif + +#if defined(CONFIG_PROC_FS) && defined(DEBUG) +#define PROC_NAME_SIZE 64 + + struct proc_dir_entry* pProcInfo; + struct proc_dir_entry* pProcSegs; + + IMG_BOOL bInitProcEntry; +#endif +}; +#if defined(ENABLE_RA_DUMP) +IMG_VOID RA_Dump (RA_ARENA *pArena); +#endif + +#if defined(CONFIG_PROC_FS) && defined(DEBUG) + +static void RA_ProcSeqShowInfo(struct seq_file *sfile, void* el); +static void* RA_ProcSeqOff2ElementInfo(struct seq_file * sfile, loff_t off); + +static void RA_ProcSeqShowRegs(struct seq_file *sfile, void* el); +static void* RA_ProcSeqOff2ElementRegs(struct seq_file * sfile, loff_t off); + +#endif + +#ifdef USE_BM_FREESPACE_CHECK +IMG_VOID CheckBMFreespace(IMG_VOID); +#endif + +#if defined(CONFIG_PROC_FS) && defined(DEBUG) +static IMG_CHAR *ReplaceSpaces(IMG_CHAR * const pS) +{ + IMG_CHAR *pT; + + for(pT = pS; *pT != 0; pT++) + { + if (*pT == ' ' || *pT == '\t') + { + *pT = '_'; + } + } + + return pS; +} +#endif + +static IMG_BOOL +_RequestAllocFail (IMG_VOID *_h, + IMG_SIZE_T _uSize, + IMG_SIZE_T *_pActualSize, + BM_MAPPING **_ppsMapping, + IMG_UINT32 _uFlags, + IMG_PVOID _pvPrivData, + IMG_UINT32 _ui32PrivDataLength, + IMG_UINTPTR_T *_pBase) +{ + PVR_UNREFERENCED_PARAMETER (_h); + PVR_UNREFERENCED_PARAMETER (_uSize); + PVR_UNREFERENCED_PARAMETER (_pActualSize); + PVR_UNREFERENCED_PARAMETER (_ppsMapping); + PVR_UNREFERENCED_PARAMETER (_uFlags); + PVR_UNREFERENCED_PARAMETER (_pBase); + PVR_UNREFERENCED_PARAMETER (_pvPrivData); + PVR_UNREFERENCED_PARAMETER (_ui32PrivDataLength); + + return IMG_FALSE; +} + +static IMG_UINT32 +pvr_log2 (IMG_SIZE_T n) +{ + IMG_UINT32 l = 0; + n>>=1; + while (n>0) + { + n>>=1; + l++; + } + return l; +} + +static PVRSRV_ERROR +_SegmentListInsertAfter (RA_ARENA *pArena, + BT *pInsertionPoint, + BT *pBT) +{ + PVR_ASSERT (pArena != IMG_NULL); + PVR_ASSERT (pInsertionPoint != IMG_NULL); + + if ((pInsertionPoint == IMG_NULL) || (pArena == IMG_NULL)) + { + PVR_DPF ((PVR_DBG_ERROR,"_SegmentListInsertAfter: invalid parameters")); + return PVRSRV_ERROR_INVALID_PARAMS; + } + + pBT->pNextSegment = pInsertionPoint->pNextSegment; + pBT->pPrevSegment = pInsertionPoint; + if (pInsertionPoint->pNextSegment == IMG_NULL) + pArena->pTailSegment = pBT; + else + pInsertionPoint->pNextSegment->pPrevSegment = pBT; + pInsertionPoint->pNextSegment = pBT; + + return PVRSRV_OK; +} + +static PVRSRV_ERROR +_SegmentListInsert (RA_ARENA *pArena, BT *pBT) +{ + PVRSRV_ERROR eError = PVRSRV_OK; + + + if (pArena->pHeadSegment == IMG_NULL) + { + pArena->pHeadSegment = pArena->pTailSegment = pBT; + pBT->pNextSegment = pBT->pPrevSegment = IMG_NULL; + } + else + { + BT *pBTScan; + + if (pBT->base < pArena->pHeadSegment->base) + { + + pBT->pNextSegment = pArena->pHeadSegment; + pArena->pHeadSegment->pPrevSegment = pBT; + pArena->pHeadSegment = pBT; + pBT->pPrevSegment = IMG_NULL; + } + else + { + + + + + pBTScan = pArena->pHeadSegment; + + while ((pBTScan->pNextSegment != IMG_NULL) && (pBT->base >= pBTScan->pNextSegment->base)) + { + pBTScan = pBTScan->pNextSegment; + } + + eError = _SegmentListInsertAfter (pArena, pBTScan, pBT); + if (eError != PVRSRV_OK) + { + return eError; + } + } + } + return eError; +} + +static IMG_VOID +_SegmentListRemove (RA_ARENA *pArena, BT *pBT) +{ + if (pBT->pPrevSegment == IMG_NULL) + pArena->pHeadSegment = pBT->pNextSegment; + else + pBT->pPrevSegment->pNextSegment = pBT->pNextSegment; + + if (pBT->pNextSegment == IMG_NULL) + pArena->pTailSegment = pBT->pPrevSegment; + else + pBT->pNextSegment->pPrevSegment = pBT->pPrevSegment; +} + +static BT * +_SegmentSplit (RA_ARENA *pArena, BT *pBT, IMG_SIZE_T uSize) +{ + BT *pNeighbour; + + PVR_ASSERT (pArena != IMG_NULL); + + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"_SegmentSplit: invalid parameter - pArena")); + return IMG_NULL; + } + + if(OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(BT), + (IMG_VOID **)&pNeighbour, IMG_NULL, + "Boundary Tag") != PVRSRV_OK) + { + return IMG_NULL; + } + + OSMemSet(pNeighbour, 0, sizeof(BT)); + +#if defined(VALIDATE_ARENA_TEST) + pNeighbour->ui32BoundaryTagID = ++ui32BoundaryTagID; +#endif + + pNeighbour->pPrevSegment = pBT; + pNeighbour->pNextSegment = pBT->pNextSegment; + if (pBT->pNextSegment == IMG_NULL) + pArena->pTailSegment = pNeighbour; + else + pBT->pNextSegment->pPrevSegment = pNeighbour; + pBT->pNextSegment = pNeighbour; + + pNeighbour->type = btt_free; + pNeighbour->uSize = pBT->uSize - uSize; + pNeighbour->base = pBT->base + uSize; + pNeighbour->psMapping = pBT->psMapping; + pBT->uSize = uSize; + +#if defined(VALIDATE_ARENA_TEST) + if (pNeighbour->pPrevSegment->eResourceType == IMPORTED_RESOURCE_TYPE) + { + pNeighbour->eResourceType = IMPORTED_RESOURCE_TYPE; + pNeighbour->eResourceSpan = IMPORTED_RESOURCE_SPAN_FREE; + } + else if (pNeighbour->pPrevSegment->eResourceType == NON_IMPORTED_RESOURCE_TYPE) + { + pNeighbour->eResourceType = NON_IMPORTED_RESOURCE_TYPE; + pNeighbour->eResourceSpan = RESOURCE_SPAN_FREE; + } + else + { + PVR_DPF ((PVR_DBG_ERROR,"_SegmentSplit: pNeighbour->pPrevSegment->eResourceType unrecognized")); + PVR_DBG_BREAK; + } +#endif + + return pNeighbour; +} + +static IMG_VOID +_FreeListInsert (RA_ARENA *pArena, BT *pBT) +{ + IMG_UINT32 uIndex; + uIndex = pvr_log2 (pBT->uSize); + pBT->type = btt_free; + pBT->pNextFree = pArena->aHeadFree [uIndex]; + pBT->pPrevFree = IMG_NULL; + if (pArena->aHeadFree[uIndex] != IMG_NULL) + pArena->aHeadFree[uIndex]->pPrevFree = pBT; + pArena->aHeadFree [uIndex] = pBT; +} + +static IMG_VOID +_FreeListRemove (RA_ARENA *pArena, BT *pBT) +{ + IMG_UINT32 uIndex; + uIndex = pvr_log2 (pBT->uSize); + if (pBT->pNextFree != IMG_NULL) + pBT->pNextFree->pPrevFree = pBT->pPrevFree; + if (pBT->pPrevFree == IMG_NULL) + pArena->aHeadFree[uIndex] = pBT->pNextFree; + else + pBT->pPrevFree->pNextFree = pBT->pNextFree; +} + +static BT * +_BuildSpanMarker (IMG_UINTPTR_T base, IMG_SIZE_T uSize) +{ + BT *pBT; + + if(OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(BT), + (IMG_VOID **)&pBT, IMG_NULL, + "Boundary Tag") != PVRSRV_OK) + { + return IMG_NULL; + } + + OSMemSet(pBT, 0, sizeof(BT)); + +#if defined(VALIDATE_ARENA_TEST) + pBT->ui32BoundaryTagID = ++ui32BoundaryTagID; +#endif + + pBT->type = btt_span; + pBT->base = base; + pBT->uSize = uSize; + pBT->psMapping = IMG_NULL; + + return pBT; +} + +static BT * +_BuildBT (IMG_UINTPTR_T base, IMG_SIZE_T uSize) +{ + BT *pBT; + + if(OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(BT), + (IMG_VOID **)&pBT, IMG_NULL, + "Boundary Tag") != PVRSRV_OK) + { + return IMG_NULL; + } + + OSMemSet(pBT, 0, sizeof(BT)); + +#if defined(VALIDATE_ARENA_TEST) + pBT->ui32BoundaryTagID = ++ui32BoundaryTagID; +#endif + + pBT->type = btt_free; + pBT->base = base; + pBT->uSize = uSize; + + return pBT; +} + +static BT * +_InsertResource (RA_ARENA *pArena, IMG_UINTPTR_T base, IMG_SIZE_T uSize) +{ + BT *pBT; + PVR_ASSERT (pArena!=IMG_NULL); + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"_InsertResource: invalid parameter - pArena")); + return IMG_NULL; + } + + pBT = _BuildBT (base, uSize); + if (pBT != IMG_NULL) + { + +#if defined(VALIDATE_ARENA_TEST) + pBT->eResourceSpan = RESOURCE_SPAN_FREE; + pBT->eResourceType = NON_IMPORTED_RESOURCE_TYPE; +#endif + + if (_SegmentListInsert (pArena, pBT) != PVRSRV_OK) + { + PVR_DPF ((PVR_DBG_ERROR,"_InsertResource: call to _SegmentListInsert failed")); + return IMG_NULL; + } + _FreeListInsert (pArena, pBT); +#ifdef RA_STATS + pArena->sStatistics.uTotalResourceCount+=uSize; + pArena->sStatistics.uFreeResourceCount+=uSize; + pArena->sStatistics.uSpanCount++; +#endif + } + return pBT; +} + +static BT * +_InsertResourceSpan (RA_ARENA *pArena, IMG_UINTPTR_T base, IMG_SIZE_T uSize) +{ + PVRSRV_ERROR eError; + BT *pSpanStart; + BT *pSpanEnd; + BT *pBT; + + PVR_ASSERT (pArena != IMG_NULL); + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"_InsertResourceSpan: invalid parameter - pArena")); + return IMG_NULL; + } + + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_InsertResourceSpan: arena='%s', base=0x%x, size=0x%x", + pArena->name, base, uSize)); + + pSpanStart = _BuildSpanMarker (base, uSize); + if (pSpanStart == IMG_NULL) + { + goto fail_start; + } + +#if defined(VALIDATE_ARENA_TEST) + pSpanStart->eResourceSpan = IMPORTED_RESOURCE_SPAN_START; + pSpanStart->eResourceType = IMPORTED_RESOURCE_TYPE; +#endif + + pSpanEnd = _BuildSpanMarker (base + uSize, 0); + if (pSpanEnd == IMG_NULL) + { + goto fail_end; + } + +#if defined(VALIDATE_ARENA_TEST) + pSpanEnd->eResourceSpan = IMPORTED_RESOURCE_SPAN_END; + pSpanEnd->eResourceType = IMPORTED_RESOURCE_TYPE; +#endif + + pBT = _BuildBT (base, uSize); + if (pBT == IMG_NULL) + { + goto fail_bt; + } + +#if defined(VALIDATE_ARENA_TEST) + pBT->eResourceSpan = IMPORTED_RESOURCE_SPAN_FREE; + pBT->eResourceType = IMPORTED_RESOURCE_TYPE; +#endif + + eError = _SegmentListInsert (pArena, pSpanStart); + if (eError != PVRSRV_OK) + { + goto fail_SegListInsert; + } + + eError = _SegmentListInsertAfter (pArena, pSpanStart, pBT); + if (eError != PVRSRV_OK) + { + goto fail_SegListInsert; + } + + _FreeListInsert (pArena, pBT); + + eError = _SegmentListInsertAfter (pArena, pBT, pSpanEnd); + if (eError != PVRSRV_OK) + { + goto fail_SegListInsert; + } + +#ifdef RA_STATS + pArena->sStatistics.uTotalResourceCount+=uSize; +#endif + return pBT; + + fail_SegListInsert: + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), pBT, IMG_NULL); + + fail_bt: + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), pSpanEnd, IMG_NULL); + + fail_end: + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), pSpanStart, IMG_NULL); + + fail_start: + return IMG_NULL; +} + +static IMG_VOID +_FreeBT (RA_ARENA *pArena, BT *pBT, IMG_BOOL bFreeBackingStore) +{ + BT *pNeighbour; + IMG_UINTPTR_T uOrigBase; + IMG_SIZE_T uOrigSize; + + PVR_ASSERT (pArena!=IMG_NULL); + PVR_ASSERT (pBT!=IMG_NULL); + + if ((pArena == IMG_NULL) || (pBT == IMG_NULL)) + { + PVR_DPF ((PVR_DBG_ERROR,"_FreeBT: invalid parameter")); + return; + } + +#ifdef RA_STATS + pArena->sStatistics.uLiveSegmentCount--; + pArena->sStatistics.uFreeSegmentCount++; + pArena->sStatistics.uFreeResourceCount+=pBT->uSize; +#endif + + uOrigBase = pBT->base; + uOrigSize = pBT->uSize; + + + pNeighbour = pBT->pPrevSegment; + if (pNeighbour!=IMG_NULL + && pNeighbour->type == btt_free + && pNeighbour->base + pNeighbour->uSize == pBT->base) + { + _FreeListRemove (pArena, pNeighbour); + _SegmentListRemove (pArena, pNeighbour); + pBT->base = pNeighbour->base; + pBT->uSize += pNeighbour->uSize; + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), pNeighbour, IMG_NULL); + +#ifdef RA_STATS + pArena->sStatistics.uFreeSegmentCount--; +#endif + } + + + pNeighbour = pBT->pNextSegment; + if (pNeighbour!=IMG_NULL + && pNeighbour->type == btt_free + && pBT->base + pBT->uSize == pNeighbour->base) + { + _FreeListRemove (pArena, pNeighbour); + _SegmentListRemove (pArena, pNeighbour); + pBT->uSize += pNeighbour->uSize; + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), pNeighbour, IMG_NULL); + +#ifdef RA_STATS + pArena->sStatistics.uFreeSegmentCount--; +#endif + } + + + if (pArena->pBackingStoreFree != IMG_NULL && bFreeBackingStore) + { + IMG_UINTPTR_T uRoundedStart, uRoundedEnd; + + + uRoundedStart = (uOrigBase / pArena->uQuantum) * pArena->uQuantum; + + if (uRoundedStart < pBT->base) + { + uRoundedStart += pArena->uQuantum; + } + + + uRoundedEnd = ((uOrigBase + uOrigSize + pArena->uQuantum - 1) / pArena->uQuantum) * pArena->uQuantum; + + if (uRoundedEnd > (pBT->base + pBT->uSize)) + { + uRoundedEnd -= pArena->uQuantum; + } + + if (uRoundedStart < uRoundedEnd) + { + pArena->pBackingStoreFree(pArena->pImportHandle, (IMG_SIZE_T)uRoundedStart, (IMG_SIZE_T)uRoundedEnd, (IMG_HANDLE)0); + } + } + + if (pBT->pNextSegment!=IMG_NULL && pBT->pNextSegment->type == btt_span + && pBT->pPrevSegment!=IMG_NULL && pBT->pPrevSegment->type == btt_span) + { + BT *next = pBT->pNextSegment; + BT *prev = pBT->pPrevSegment; + _SegmentListRemove (pArena, next); + _SegmentListRemove (pArena, prev); + _SegmentListRemove (pArena, pBT); + pArena->pImportFree (pArena->pImportHandle, pBT->base, pBT->psMapping); +#ifdef RA_STATS + pArena->sStatistics.uSpanCount--; + pArena->sStatistics.uExportCount++; + pArena->sStatistics.uFreeSegmentCount--; + pArena->sStatistics.uFreeResourceCount-=pBT->uSize; + pArena->sStatistics.uTotalResourceCount-=pBT->uSize; +#endif + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), next, IMG_NULL); + + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), prev, IMG_NULL); + + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), pBT, IMG_NULL); + + } + else + _FreeListInsert (pArena, pBT); +} + + +static IMG_BOOL +_AttemptAllocAligned (RA_ARENA *pArena, + IMG_SIZE_T uSize, + BM_MAPPING **ppsMapping, + IMG_UINT32 uFlags, + IMG_UINT32 uAlignment, + IMG_UINT32 uAlignmentOffset, + IMG_UINTPTR_T *base) +{ + IMG_UINT32 uIndex; + PVR_ASSERT (pArena!=IMG_NULL); + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"_AttemptAllocAligned: invalid parameter - pArena")); + return IMG_FALSE; + } + + if (uAlignment>1) + uAlignmentOffset %= uAlignment; + + + + uIndex = pvr_log2 (uSize); + +#if 0 + + if (1u<<uIndex < uSize) + uIndex++; +#endif + + while (uIndex < FREE_TABLE_LIMIT && pArena->aHeadFree[uIndex]==IMG_NULL) + uIndex++; + + while (uIndex < FREE_TABLE_LIMIT) + { + if (pArena->aHeadFree[uIndex]!=IMG_NULL) + { + + BT *pBT; + + pBT = pArena->aHeadFree [uIndex]; + while (pBT!=IMG_NULL) + { + IMG_UINTPTR_T aligned_base; + + if (uAlignment>1) + aligned_base = (pBT->base + uAlignmentOffset + uAlignment - 1) / uAlignment * uAlignment - uAlignmentOffset; + else + aligned_base = pBT->base; + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_AttemptAllocAligned: pBT-base=0x%x " + "pBT-size=0x%x alignedbase=0x%x size=0x%x", + pBT->base, pBT->uSize, aligned_base, uSize)); + + if (pBT->base + pBT->uSize >= aligned_base + uSize) + { + if(!pBT->psMapping || pBT->psMapping->ui32Flags == uFlags) + { + _FreeListRemove (pArena, pBT); + + PVR_ASSERT (pBT->type == btt_free); + +#ifdef RA_STATS + pArena->sStatistics.uLiveSegmentCount++; + pArena->sStatistics.uFreeSegmentCount--; + pArena->sStatistics.uFreeResourceCount-=pBT->uSize; +#endif + + + if (aligned_base > pBT->base) + { + BT *pNeighbour; + pNeighbour = _SegmentSplit (pArena, pBT, (IMG_SIZE_T)(aligned_base - pBT->base)); + + if (pNeighbour==IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"_AttemptAllocAligned: Front split failed")); + + _FreeListInsert (pArena, pBT); + return IMG_FALSE; + } + + _FreeListInsert (pArena, pBT); + #ifdef RA_STATS + pArena->sStatistics.uFreeSegmentCount++; + pArena->sStatistics.uFreeResourceCount+=pBT->uSize; + #endif + pBT = pNeighbour; + } + + + if (pBT->uSize > uSize) + { + BT *pNeighbour; + pNeighbour = _SegmentSplit (pArena, pBT, uSize); + + if (pNeighbour==IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"_AttemptAllocAligned: Back split failed")); + + _FreeListInsert (pArena, pBT); + return IMG_FALSE; + } + + _FreeListInsert (pArena, pNeighbour); + #ifdef RA_STATS + pArena->sStatistics.uFreeSegmentCount++; + pArena->sStatistics.uFreeResourceCount+=pNeighbour->uSize; + #endif + } + + pBT->type = btt_live; + +#if defined(VALIDATE_ARENA_TEST) + if (pBT->eResourceType == IMPORTED_RESOURCE_TYPE) + { + pBT->eResourceSpan = IMPORTED_RESOURCE_SPAN_LIVE; + } + else if (pBT->eResourceType == NON_IMPORTED_RESOURCE_TYPE) + { + pBT->eResourceSpan = RESOURCE_SPAN_LIVE; + } + else + { + PVR_DPF ((PVR_DBG_ERROR,"_AttemptAllocAligned ERROR: pBT->eResourceType unrecognized")); + PVR_DBG_BREAK; + } +#endif + if (!HASH_Insert (pArena->pSegmentHash, pBT->base, (IMG_UINTPTR_T) pBT)) + { + _FreeBT (pArena, pBT, IMG_FALSE); + return IMG_FALSE; + } + + if (ppsMapping!=IMG_NULL) + *ppsMapping = pBT->psMapping; + + *base = pBT->base; + + return IMG_TRUE; + } + else + { + PVR_DPF ((PVR_DBG_MESSAGE, + "AttemptAllocAligned: mismatch in flags. Import has %x, request was %x", pBT->psMapping->ui32Flags, uFlags)); + + } + } + pBT = pBT->pNextFree; + } + + } + uIndex++; + } + + return IMG_FALSE; +} + + + +RA_ARENA * +RA_Create (IMG_CHAR *name, + IMG_UINTPTR_T base, + IMG_SIZE_T uSize, + BM_MAPPING *psMapping, + IMG_SIZE_T uQuantum, + IMG_BOOL (*imp_alloc)(IMG_VOID *, IMG_SIZE_T uSize, IMG_SIZE_T *pActualSize, + BM_MAPPING **ppsMapping, IMG_UINT32 _flags, + IMG_PVOID pvPrivData, IMG_UINT32 ui32PrivDataLength, + IMG_UINTPTR_T *pBase), + IMG_VOID (*imp_free) (IMG_VOID *, IMG_UINTPTR_T, BM_MAPPING *), + IMG_VOID (*backingstore_free) (IMG_VOID*, IMG_SIZE_T, IMG_SIZE_T, IMG_HANDLE), + IMG_VOID *pImportHandle) +{ + RA_ARENA *pArena; + BT *pBT; + IMG_INT i; + + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Create: name='%s', base=0x%x, uSize=0x%x, alloc=0x%x, free=0x%x", + name, base, uSize, (IMG_UINTPTR_T)imp_alloc, (IMG_UINTPTR_T)imp_free)); + + + if (OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof (*pArena), + (IMG_VOID **)&pArena, IMG_NULL, + "Resource Arena") != PVRSRV_OK) + { + goto arena_fail; + } + + pArena->name = name; + pArena->pImportAlloc = (imp_alloc!=IMG_NULL) ? imp_alloc : &_RequestAllocFail; + pArena->pImportFree = imp_free; + pArena->pBackingStoreFree = backingstore_free; + pArena->pImportHandle = pImportHandle; + for (i=0; i<FREE_TABLE_LIMIT; i++) + pArena->aHeadFree[i] = IMG_NULL; + pArena->pHeadSegment = IMG_NULL; + pArena->pTailSegment = IMG_NULL; + pArena->uQuantum = uQuantum; + +#ifdef RA_STATS + pArena->sStatistics.uSpanCount = 0; + pArena->sStatistics.uLiveSegmentCount = 0; + pArena->sStatistics.uFreeSegmentCount = 0; + pArena->sStatistics.uFreeResourceCount = 0; + pArena->sStatistics.uTotalResourceCount = 0; + pArena->sStatistics.uCumulativeAllocs = 0; + pArena->sStatistics.uCumulativeFrees = 0; + pArena->sStatistics.uImportCount = 0; + pArena->sStatistics.uExportCount = 0; +#endif + +#if defined(CONFIG_PROC_FS) && defined(DEBUG) + if(strcmp(pArena->name,"") != 0) + { + IMG_INT ret; + IMG_CHAR szProcInfoName[PROC_NAME_SIZE]; + IMG_CHAR szProcSegsName[PROC_NAME_SIZE]; + struct proc_dir_entry* (*pfnCreateProcEntrySeq)(const IMG_CHAR *, + IMG_VOID*, + pvr_next_proc_seq_t, + pvr_show_proc_seq_t, + pvr_off2element_proc_seq_t, + pvr_startstop_proc_seq_t, + write_proc_t); + + pArena->bInitProcEntry = !PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_SUCCESSFUL); + + + pfnCreateProcEntrySeq = pArena->bInitProcEntry ? CreateProcEntrySeq : CreatePerProcessProcEntrySeq; + + ret = snprintf(szProcInfoName, sizeof(szProcInfoName), "ra_info_%s", pArena->name); + if (ret > 0 && ret < sizeof(szProcInfoName)) + { + pArena->pProcInfo = pfnCreateProcEntrySeq(ReplaceSpaces(szProcInfoName), pArena, NULL, + RA_ProcSeqShowInfo, RA_ProcSeqOff2ElementInfo, NULL, NULL); + } + else + { + pArena->pProcInfo = 0; + PVR_DPF((PVR_DBG_ERROR, "RA_Create: couldn't create ra_info proc entry for arena %s", pArena->name)); + } + + ret = snprintf(szProcSegsName, sizeof(szProcSegsName), "ra_segs_%s", pArena->name); + if (ret > 0 && ret < sizeof(szProcInfoName)) + { + pArena->pProcSegs = pfnCreateProcEntrySeq(ReplaceSpaces(szProcSegsName), pArena, NULL, + RA_ProcSeqShowRegs, RA_ProcSeqOff2ElementRegs, NULL, NULL); + } + else + { + pArena->pProcSegs = 0; + PVR_DPF((PVR_DBG_ERROR, "RA_Create: couldn't create ra_segs proc entry for arena %s", pArena->name)); + } + } +#endif + + pArena->pSegmentHash = HASH_Create (MINIMUM_HASH_SIZE); + if (pArena->pSegmentHash==IMG_NULL) + { + goto hash_fail; + } + if (uSize>0) + { + uSize = (uSize + uQuantum - 1) / uQuantum * uQuantum; + pBT = _InsertResource (pArena, base, uSize); + if (pBT == IMG_NULL) + { + goto insert_fail; + } + pBT->psMapping = psMapping; + + } + return pArena; + +insert_fail: + HASH_Delete (pArena->pSegmentHash); +hash_fail: + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(RA_ARENA), pArena, IMG_NULL); + +arena_fail: + return IMG_NULL; +} + +IMG_VOID +RA_Delete (RA_ARENA *pArena) +{ + IMG_UINT32 uIndex; + + PVR_ASSERT(pArena != IMG_NULL); + + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"RA_Delete: invalid parameter - pArena")); + return; + } + + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Delete: name='%s'", pArena->name)); + + for (uIndex=0; uIndex<FREE_TABLE_LIMIT; uIndex++) + pArena->aHeadFree[uIndex] = IMG_NULL; + + while (pArena->pHeadSegment != IMG_NULL) + { + BT *pBT = pArena->pHeadSegment; + + if (pBT->type != btt_free) + { + PVR_DPF ((PVR_DBG_ERROR,"RA_Delete: allocations still exist in the arena that is being destroyed")); + PVR_DPF ((PVR_DBG_ERROR,"Likely Cause: client drivers not freeing alocations before destroying devmemcontext")); + PVR_DPF ((PVR_DBG_ERROR,"RA_Delete: base = 0x%x size=0x%x", pBT->base, pBT->uSize)); + } + + _SegmentListRemove (pArena, pBT); + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BT), pBT, IMG_NULL); + +#ifdef RA_STATS + pArena->sStatistics.uSpanCount--; +#endif + } +#if defined(CONFIG_PROC_FS) && defined(DEBUG) + { + IMG_VOID (*pfnRemoveProcEntrySeq)(struct proc_dir_entry*); + + pfnRemoveProcEntrySeq = pArena->bInitProcEntry ? RemoveProcEntrySeq : RemovePerProcessProcEntrySeq; + + if (pArena->pProcInfo != 0) + { + pfnRemoveProcEntrySeq( pArena->pProcInfo ); + } + + if (pArena->pProcSegs != 0) + { + pfnRemoveProcEntrySeq( pArena->pProcSegs ); + } + } +#endif + HASH_Delete (pArena->pSegmentHash); + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(RA_ARENA), pArena, IMG_NULL); + +} + +IMG_BOOL +RA_TestDelete (RA_ARENA *pArena) +{ + PVR_ASSERT(pArena != IMG_NULL); + + if (pArena != IMG_NULL) + { + while (pArena->pHeadSegment != IMG_NULL) + { + BT *pBT = pArena->pHeadSegment; + if (pBT->type != btt_free) + { + PVR_DPF ((PVR_DBG_ERROR,"RA_TestDelete: detected resource leak!")); + PVR_DPF ((PVR_DBG_ERROR,"RA_TestDelete: base = 0x%x size=0x%x", pBT->base, pBT->uSize)); + return IMG_FALSE; + } + } + } + + return IMG_TRUE; +} + +IMG_BOOL +RA_Add (RA_ARENA *pArena, IMG_UINTPTR_T base, IMG_SIZE_T uSize) +{ + PVR_ASSERT (pArena != IMG_NULL); + + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"RA_Add: invalid parameter - pArena")); + return IMG_FALSE; + } + + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Add: name='%s', base=0x%x, size=0x%x", pArena->name, base, uSize)); + + uSize = (uSize + pArena->uQuantum - 1) / pArena->uQuantum * pArena->uQuantum; + return ((IMG_BOOL)(_InsertResource (pArena, base, uSize) != IMG_NULL)); +} + +IMG_BOOL +RA_Alloc (RA_ARENA *pArena, + IMG_SIZE_T uRequestSize, + IMG_SIZE_T *pActualSize, + BM_MAPPING **ppsMapping, + IMG_UINT32 uFlags, + IMG_UINT32 uAlignment, + IMG_UINT32 uAlignmentOffset, + IMG_PVOID pvPrivData, + IMG_UINT32 ui32PrivDataLength, + IMG_UINTPTR_T *base) +{ + IMG_BOOL bResult; + IMG_SIZE_T uSize = uRequestSize; + + PVR_ASSERT (pArena!=IMG_NULL); + + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"RA_Alloc: invalid parameter - pArena")); + return IMG_FALSE; + } + +#if defined(VALIDATE_ARENA_TEST) + ValidateArena(pArena); +#endif + +#ifdef USE_BM_FREESPACE_CHECK + CheckBMFreespace(); +#endif + + if (pActualSize != IMG_NULL) + { + *pActualSize = uSize; + } + + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Alloc: arena='%s', size=0x%x(0x%x), alignment=0x%x, offset=0x%x", + pArena->name, uSize, uRequestSize, uAlignment, uAlignmentOffset)); + + + + bResult = _AttemptAllocAligned (pArena, uSize, ppsMapping, uFlags, + uAlignment, uAlignmentOffset, base); + if (!bResult) + { + BM_MAPPING *psImportMapping; + IMG_UINTPTR_T import_base; + IMG_SIZE_T uImportSize = uSize; + + + + + if (uAlignment > pArena->uQuantum) + { + uImportSize += (uAlignment - 1); + } + + + uImportSize = ((uImportSize + pArena->uQuantum - 1)/pArena->uQuantum)*pArena->uQuantum; + + bResult = + pArena->pImportAlloc (pArena->pImportHandle, uImportSize, &uImportSize, + &psImportMapping, uFlags, + pvPrivData, ui32PrivDataLength, &import_base); + if (bResult) + { + BT *pBT; + pBT = _InsertResourceSpan (pArena, import_base, uImportSize); + + if (pBT == IMG_NULL) + { + + pArena->pImportFree(pArena->pImportHandle, import_base, + psImportMapping); + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Alloc: name='%s', size=0x%x failed!", + pArena->name, uSize)); + + return IMG_FALSE; + } + pBT->psMapping = psImportMapping; +#ifdef RA_STATS + pArena->sStatistics.uFreeSegmentCount++; + pArena->sStatistics.uFreeResourceCount += uImportSize; + pArena->sStatistics.uImportCount++; + pArena->sStatistics.uSpanCount++; +#endif + bResult = _AttemptAllocAligned(pArena, uSize, ppsMapping, uFlags, + uAlignment, uAlignmentOffset, + base); + if (!bResult) + { + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Alloc: name='%s' uAlignment failed!", + pArena->name)); + } + } + } +#ifdef RA_STATS + if (bResult) + pArena->sStatistics.uCumulativeAllocs++; +#endif + + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Alloc: name='%s', size=0x%x, *base=0x%x = %d", + pArena->name, uSize, *base, bResult)); + + + +#if defined(VALIDATE_ARENA_TEST) + ValidateArena(pArena); +#endif + + return bResult; +} + + +#if defined(VALIDATE_ARENA_TEST) + +IMG_UINT32 ValidateArena(RA_ARENA *pArena) +{ + BT* pSegment; + RESOURCE_DESCRIPTOR eNextSpan; + + pSegment = pArena->pHeadSegment; + + if (pSegment == IMG_NULL) + { + return 0; + } + + if (pSegment->eResourceType == IMPORTED_RESOURCE_TYPE) + { + PVR_ASSERT(pSegment->eResourceSpan == IMPORTED_RESOURCE_SPAN_START); + + while (pSegment->pNextSegment) + { + eNextSpan = pSegment->pNextSegment->eResourceSpan; + + switch (pSegment->eResourceSpan) + { + case IMPORTED_RESOURCE_SPAN_LIVE: + + if (!((eNextSpan == IMPORTED_RESOURCE_SPAN_LIVE) || + (eNextSpan == IMPORTED_RESOURCE_SPAN_FREE) || + (eNextSpan == IMPORTED_RESOURCE_SPAN_END))) + { + + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + } + break; + + case IMPORTED_RESOURCE_SPAN_FREE: + + if (!((eNextSpan == IMPORTED_RESOURCE_SPAN_LIVE) || + (eNextSpan == IMPORTED_RESOURCE_SPAN_END))) + { + + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + } + break; + + case IMPORTED_RESOURCE_SPAN_END: + + if ((eNextSpan == IMPORTED_RESOURCE_SPAN_LIVE) || + (eNextSpan == IMPORTED_RESOURCE_SPAN_FREE) || + (eNextSpan == IMPORTED_RESOURCE_SPAN_END)) + { + + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + } + break; + + + case IMPORTED_RESOURCE_SPAN_START: + + if (!((eNextSpan == IMPORTED_RESOURCE_SPAN_LIVE) || + (eNextSpan == IMPORTED_RESOURCE_SPAN_FREE))) + { + + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + } + break; + + default: + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + break; + } + pSegment = pSegment->pNextSegment; + } + } + else if (pSegment->eResourceType == NON_IMPORTED_RESOURCE_TYPE) + { + PVR_ASSERT((pSegment->eResourceSpan == RESOURCE_SPAN_FREE) || (pSegment->eResourceSpan == RESOURCE_SPAN_LIVE)); + + while (pSegment->pNextSegment) + { + eNextSpan = pSegment->pNextSegment->eResourceSpan; + + switch (pSegment->eResourceSpan) + { + case RESOURCE_SPAN_LIVE: + + if (!((eNextSpan == RESOURCE_SPAN_FREE) || + (eNextSpan == RESOURCE_SPAN_LIVE))) + { + + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + } + break; + + case RESOURCE_SPAN_FREE: + + if (!((eNextSpan == RESOURCE_SPAN_FREE) || + (eNextSpan == RESOURCE_SPAN_LIVE))) + { + + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + } + break; + + default: + PVR_DPF((PVR_DBG_ERROR, "ValidateArena ERROR: adjacent boundary tags %d (base=0x%x) and %d (base=0x%x) are incompatible (arena: %s)", + pSegment->ui32BoundaryTagID, pSegment->base, pSegment->pNextSegment->ui32BoundaryTagID, pSegment->pNextSegment->base, pArena->name)); + + PVR_DBG_BREAK; + break; + } + pSegment = pSegment->pNextSegment; + } + + } + else + { + PVR_DPF ((PVR_DBG_ERROR,"ValidateArena ERROR: pSegment->eResourceType unrecognized")); + + PVR_DBG_BREAK; + } + + return 0; +} + +#endif + + +IMG_VOID +RA_Free (RA_ARENA *pArena, IMG_UINTPTR_T base, IMG_BOOL bFreeBackingStore) +{ + BT *pBT; + + PVR_ASSERT (pArena != IMG_NULL); + + if (pArena == IMG_NULL) + { + PVR_DPF ((PVR_DBG_ERROR,"RA_Free: invalid parameter - pArena")); + return; + } + +#ifdef USE_BM_FREESPACE_CHECK + CheckBMFreespace(); +#endif + + PVR_DPF ((PVR_DBG_MESSAGE, + "RA_Free: name='%s', base=0x%x", pArena->name, base)); + + pBT = (BT *) HASH_Remove (pArena->pSegmentHash, base); + PVR_ASSERT (pBT != IMG_NULL); + + if (pBT) + { + PVR_ASSERT (pBT->base == base); + +#ifdef RA_STATS + pArena->sStatistics.uCumulativeFrees++; +#endif + +#ifdef USE_BM_FREESPACE_CHECK +{ + IMG_BYTE* p; + IMG_BYTE* endp; + + p = (IMG_BYTE*)pBT->base + SysGetDevicePhysOffset(); + endp = (IMG_BYTE*)((IMG_UINT32)(p + pBT->uSize)); + while ((IMG_UINT32)p & 3) + { + *p++ = 0xAA; + } + while (p < (IMG_BYTE*)((IMG_UINT32)endp & 0xfffffffc)) + { + *(IMG_UINT32*)p = 0xAAAAAAAA; + p += sizeof(IMG_UINT32); + } + while (p < endp) + { + *p++ = 0xAA; + } + PVR_DPF((PVR_DBG_MESSAGE,"BM_FREESPACE_CHECK: RA_Free Cleared %08X to %08X (size=0x%x)",(IMG_BYTE*)pBT->base + SysGetDevicePhysOffset(),endp-1,pBT->uSize)); +} +#endif + _FreeBT (pArena, pBT, bFreeBackingStore); + } +} + + +IMG_BOOL RA_GetNextLiveSegment(IMG_HANDLE hArena, RA_SEGMENT_DETAILS *psSegDetails) +{ + BT *pBT; + + if (psSegDetails->hSegment) + { + pBT = (BT *)psSegDetails->hSegment; + } + else + { + RA_ARENA *pArena = (RA_ARENA *)hArena; + + pBT = pArena->pHeadSegment; + } + + while (pBT != IMG_NULL) + { + if (pBT->type == btt_live) + { + psSegDetails->uiSize = pBT->uSize; + psSegDetails->sCpuPhyAddr.uiAddr = pBT->base; + psSegDetails->hSegment = (IMG_HANDLE)pBT->pNextSegment; + + return IMG_TRUE; + } + + pBT = pBT->pNextSegment; + } + + psSegDetails->uiSize = 0; + psSegDetails->sCpuPhyAddr.uiAddr = 0; + psSegDetails->hSegment = (IMG_HANDLE)IMG_UNDEF; + + return IMG_FALSE; +} + + +#ifdef USE_BM_FREESPACE_CHECK +RA_ARENA* pJFSavedArena = IMG_NULL; + +IMG_VOID CheckBMFreespace(IMG_VOID) +{ + BT *pBT; + IMG_BYTE* p; + IMG_BYTE* endp; + + if (pJFSavedArena != IMG_NULL) + { + for (pBT=pJFSavedArena->pHeadSegment; pBT!=IMG_NULL; pBT=pBT->pNextSegment) + { + if (pBT->type == btt_free) + { + p = (IMG_BYTE*)pBT->base + SysGetDevicePhysOffset(); + endp = (IMG_BYTE*)((IMG_UINT32)(p + pBT->uSize) & 0xfffffffc); + + while ((IMG_UINT32)p & 3) + { + if (*p++ != 0xAA) + { + fprintf(stderr,"BM_FREESPACE_CHECK: Blank space at %08X has changed to 0x%x\n",p,*(IMG_UINT32*)p); + for (;;); + break; + } + } + while (p < endp) + { + if (*(IMG_UINT32*)p != 0xAAAAAAAA) + { + fprintf(stderr,"BM_FREESPACE_CHECK: Blank space at %08X has changed to 0x%x\n",p,*(IMG_UINT32*)p); + for (;;); + break; + } + p += 4; + } + } + } + } +} +#endif + + +#if (defined(CONFIG_PROC_FS) && defined(DEBUG)) || defined (RA_STATS) +static IMG_CHAR * +_BTType (IMG_INT eType) +{ + switch (eType) + { + case btt_span: return "span"; + case btt_free: return "free"; + case btt_live: return "live"; + } + return "junk"; +} +#endif + +#if defined(ENABLE_RA_DUMP) +IMG_VOID +RA_Dump (RA_ARENA *pArena) +{ + BT *pBT; + PVR_ASSERT (pArena != IMG_NULL); + PVR_DPF ((PVR_DBG_MESSAGE,"Arena '%s':", pArena->name)); + PVR_DPF ((PVR_DBG_MESSAGE," alloc=%08X free=%08X handle=%08X quantum=%d", + pArena->pImportAlloc, pArena->pImportFree, pArena->pImportHandle, + pArena->uQuantum)); + PVR_DPF ((PVR_DBG_MESSAGE," segment Chain:")); + if (pArena->pHeadSegment != IMG_NULL && + pArena->pHeadSegment->pPrevSegment != IMG_NULL) + PVR_DPF ((PVR_DBG_MESSAGE," error: head boundary tag has invalid pPrevSegment")); + if (pArena->pTailSegment != IMG_NULL && + pArena->pTailSegment->pNextSegment != IMG_NULL) + PVR_DPF ((PVR_DBG_MESSAGE," error: tail boundary tag has invalid pNextSegment")); + + for (pBT=pArena->pHeadSegment; pBT!=IMG_NULL; pBT=pBT->pNextSegment) + { + PVR_DPF ((PVR_DBG_MESSAGE,"\tbase=0x%x size=0x%x type=%s ref=%08X", + (IMG_UINT32) pBT->base, pBT->uSize, _BTType (pBT->type), + pBT->pRef)); + } + +#ifdef HASH_TRACE + HASH_Dump (pArena->pSegmentHash); +#endif +} +#endif + + +#if defined(CONFIG_PROC_FS) && defined(DEBUG) + + +static void RA_ProcSeqShowInfo(struct seq_file *sfile, void* el) +{ + PVR_PROC_SEQ_HANDLERS *handlers = (PVR_PROC_SEQ_HANDLERS*)sfile->private; + RA_ARENA *pArena = (RA_ARENA *)handlers->data; + IMG_INT off = (IMG_INT)el; + + switch (off) + { + case 1: + seq_printf(sfile, "quantum\t\t\t%u\n", pArena->uQuantum); + break; + case 2: + seq_printf(sfile, "import_handle\t\t%08X\n", (IMG_UINT)pArena->pImportHandle); + break; +#ifdef RA_STATS + case 3: + seq_printf(sfile,"span count\t\t%u\n", pArena->sStatistics.uSpanCount); + break; + case 4: + seq_printf(sfile, "live segment count\t%u\n", pArena->sStatistics.uLiveSegmentCount); + break; + case 5: + seq_printf(sfile, "free segment count\t%u\n", pArena->sStatistics.uFreeSegmentCount); + break; + case 6: + seq_printf(sfile, "free resource count\t%u (0x%x)\n", + pArena->sStatistics.uFreeResourceCount, + (IMG_UINT)pArena->sStatistics.uFreeResourceCount); + break; + case 7: + seq_printf(sfile, "total allocs\t\t%u\n", pArena->sStatistics.uCumulativeAllocs); + break; + case 8: + seq_printf(sfile, "total frees\t\t%u\n", pArena->sStatistics.uCumulativeFrees); + break; + case 9: + seq_printf(sfile, "import count\t\t%u\n", pArena->sStatistics.uImportCount); + break; + case 10: + seq_printf(sfile, "export count\t\t%u\n", pArena->sStatistics.uExportCount); + break; +#endif + } + +} + +static void* RA_ProcSeqOff2ElementInfo(struct seq_file * sfile, loff_t off) +{ +#ifdef RA_STATS + if(off <= 9) +#else + if(off <= 1) +#endif + return (void*)(IMG_INT)(off+1); + return 0; +} + +static void RA_ProcSeqShowRegs(struct seq_file *sfile, void* el) +{ + PVR_PROC_SEQ_HANDLERS *handlers = (PVR_PROC_SEQ_HANDLERS*)sfile->private; + RA_ARENA *pArena = (RA_ARENA *)handlers->data; + BT *pBT = (BT*)el; + + if (el == PVR_PROC_SEQ_START_TOKEN) + { + seq_printf(sfile, "Arena \"%s\"\nBase Size Type Ref\n", pArena->name); + return; + } + + if (pBT) + { + seq_printf(sfile, "%08x %8x %4s %08x\n", + (IMG_UINT)pBT->base, (IMG_UINT)pBT->uSize, _BTType (pBT->type), + (IMG_UINT)pBT->psMapping); + } +} + +static void* RA_ProcSeqOff2ElementRegs(struct seq_file * sfile, loff_t off) +{ + PVR_PROC_SEQ_HANDLERS *handlers = (PVR_PROC_SEQ_HANDLERS*)sfile->private; + RA_ARENA *pArena = (RA_ARENA *)handlers->data; + BT *pBT = 0; + + if(off == 0) + return PVR_PROC_SEQ_START_TOKEN; + + for (pBT=pArena->pHeadSegment; --off && pBT; pBT=pBT->pNextSegment); + + return (void*)pBT; +} + +#endif + + +#ifdef RA_STATS +PVRSRV_ERROR RA_GetStats(RA_ARENA *pArena, + IMG_CHAR **ppszStr, + IMG_UINT32 *pui32StrLen) +{ + IMG_CHAR *pszStr = *ppszStr; + IMG_UINT32 ui32StrLen = *pui32StrLen; + IMG_INT32 i32Count; + BT *pBT; + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "\nArena '%s':\n", pArena->name); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, " allocCB=%p freeCB=%p handle=%p quantum=%d\n", + pArena->pImportAlloc, + pArena->pImportFree, + pArena->pImportHandle, + pArena->uQuantum); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "span count\t\t%u\n", pArena->sStatistics.uSpanCount); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "live segment count\t%u\n", pArena->sStatistics.uLiveSegmentCount); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "free segment count\t%u\n", pArena->sStatistics.uFreeSegmentCount); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "free resource count\t%u (0x%x)\n", + pArena->sStatistics.uFreeResourceCount, + (IMG_UINT)pArena->sStatistics.uFreeResourceCount); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "total allocs\t\t%u\n", pArena->sStatistics.uCumulativeAllocs); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "total frees\t\t%u\n", pArena->sStatistics.uCumulativeFrees); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "import count\t\t%u\n", pArena->sStatistics.uImportCount); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "export count\t\t%u\n", pArena->sStatistics.uExportCount); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, " segment Chain:\n"); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + + if (pArena->pHeadSegment != IMG_NULL && + pArena->pHeadSegment->pPrevSegment != IMG_NULL) + { + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, " error: head boundary tag has invalid pPrevSegment\n"); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + } + + if (pArena->pTailSegment != IMG_NULL && + pArena->pTailSegment->pNextSegment != IMG_NULL) + { + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, " error: tail boundary tag has invalid pNextSegment\n"); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + } + + for (pBT=pArena->pHeadSegment; pBT!=IMG_NULL; pBT=pBT->pNextSegment) + { + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "\tbase=0x%x size=0x%x type=%s ref=%p\n", + (IMG_UINT32) pBT->base, + pBT->uSize, + _BTType(pBT->type), + pBT->psMapping); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + } + + *ppszStr = pszStr; + *pui32StrLen = ui32StrLen; + + return PVRSRV_OK; +} + +PVRSRV_ERROR RA_GetStatsFreeMem(RA_ARENA *pArena, + IMG_CHAR **ppszStr, + IMG_UINT32 *pui32StrLen) +{ + IMG_CHAR *pszStr = *ppszStr; + IMG_UINT32 ui32StrLen = *pui32StrLen; + IMG_INT32 i32Count; + CHECK_SPACE(ui32StrLen); + i32Count = OSSNPrintf(pszStr, 100, "Bytes free: Arena %-30s: %u (0x%x)\n", pArena->name, + pArena->sStatistics.uFreeResourceCount, + pArena->sStatistics.uFreeResourceCount); + UPDATE_SPACE(pszStr, i32Count, ui32StrLen); + *ppszStr = pszStr; + *pui32StrLen = ui32StrLen; + + return PVRSRV_OK; +} +#endif + |