Ejemplos de _SegmentListInsertAfter en C++ (Cpp)

Ejemplo n.º 1

static struct BT *_InsertResourceSpan(struct RA_ARENA *pArena, u32 base,
			       size_t uSize)
{
	enum PVRSRV_ERROR eError;
	struct BT *pSpanStart;
	struct BT *pSpanEnd;
	struct BT *pBT;

	PVR_ASSERT(pArena != NULL);
	if (pArena == NULL) {
		PVR_DPF(PVR_DBG_ERROR,
			 "_InsertResourceSpan: invalid parameter - pArena");
		return 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 == NULL)
		goto fail_start;
	pSpanEnd = _BuildSpanMarker(base + uSize, 0);
	if (pSpanEnd == NULL)
		goto fail_end;

	pBT = _BuildBT(base, uSize);
	if (pBT == NULL)
		goto fail_bt;

	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(struct BT), pBT, NULL);
fail_bt:
	OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(struct BT), pSpanEnd, NULL);
fail_end:
	OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(struct BT), pSpanStart, NULL);
fail_start:
	return NULL;
}

Ejemplo n.º 2

static enum PVRSRV_ERROR _SegmentListInsert(struct RA_ARENA *pArena,
					    struct BT *pBT)
{
	enum PVRSRV_ERROR eError = PVRSRV_OK;

	if (pArena->pHeadSegment == NULL) {
		pArena->pHeadSegment = pArena->pTailSegment = pBT;
		pBT->pNextSegment = pBT->pPrevSegment = NULL;
	} else {
		struct BT *pBTScan;
		if (pBT->base < pArena->pHeadSegment->base) {
			pBT->pNextSegment = pArena->pHeadSegment;
			pArena->pHeadSegment->pPrevSegment = pBT;
			pArena->pHeadSegment = pBT;
			pBT->pPrevSegment = NULL;
		} else {
			pBTScan = pArena->pHeadSegment;

			while ((pBTScan->pNextSegment != NULL) &&
			       (pBT->base >= pBTScan->pNextSegment->base))
				pBTScan = pBTScan->pNextSegment;

			eError = _SegmentListInsertAfter(pArena, pBTScan, pBT);
			if (eError != PVRSRV_OK)
				return eError;
		}
	}
	return eError;
}

Ejemplo n.º 3

Archivo: ra.c Proyecto: AdiPat/i9003_Kernel

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;
}

Ejemplo n.º 4

Archivo: ra.c Proyecto: AdiPat/i9003_Kernel

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;
}