static PVRSRV_ERROR BM_DestroyContextCallBack_AnyVaCb(BM_HEAP *psBMHeap, va_list va)
{
PVRSRV_DEVICE_NODE *psDeviceNode;
psDeviceNode = va_arg(va, PVRSRV_DEVICE_NODE*);
if(psBMHeap->ui32Attribs
& (PVRSRV_BACKINGSTORE_SYSMEM_NONCONTIG
|PVRSRV_BACKINGSTORE_LOCALMEM_CONTIG))
{
if (psBMHeap->pImportArena)
{
RA_Delete (psBMHeap->pImportArena);
}
}
else
{
PVR_DPF((PVR_DBG_ERROR, "BM_DestroyContext: backing store type unsupported"));
return PVRSRV_ERROR_UNSUPPORTED_BACKING_STORE;
}
psDeviceNode->pfnMMUDelete(psBMHeap->pMMUHeap);
OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BM_HEAP), psBMHeap, IMG_NULL);
return PVRSRV_OK;
}
IMG_VOID
BM_DestroyHeap (IMG_HANDLE hDevMemHeap)
{
BM_HEAP* psBMHeap = (BM_HEAP*)hDevMemHeap;
PVRSRV_DEVICE_NODE *psDeviceNode = psBMHeap->pBMContext->psDeviceNode;
PVR_DPF((PVR_DBG_MESSAGE, "BM_DestroyHeap"));
if(psBMHeap)
{
if(psBMHeap->ui32Attribs
& (PVRSRV_BACKINGSTORE_SYSMEM_NONCONTIG
|PVRSRV_BACKINGSTORE_LOCALMEM_CONTIG))
{
if (psBMHeap->pImportArena)
{
RA_Delete (psBMHeap->pImportArena);
}
}
else
{
PVR_DPF((PVR_DBG_ERROR, "BM_DestroyHeap: backing store type unsupported"));
return;
}
psDeviceNode->pfnMMUDelete (psBMHeap->pMMUHeap);
List_BM_HEAP_Remove(psBMHeap);
OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BM_HEAP), psBMHeap, IMG_NULL);
}
else
{
PVR_DPF ((PVR_DBG_ERROR, "BM_DestroyHeap: invalid heap handle"));
}
}
IMG_HANDLE
BM_CreateHeap (IMG_HANDLE hBMContext,
DEVICE_MEMORY_HEAP_INFO *psDevMemHeapInfo)
{
BM_CONTEXT *pBMContext = (BM_CONTEXT*)hBMContext;
PVRSRV_DEVICE_NODE *psDeviceNode;
BM_HEAP *psBMHeap;
PVR_DPF((PVR_DBG_MESSAGE, "BM_CreateHeap"));
if(!pBMContext)
{
PVR_DPF((PVR_DBG_ERROR, "BM_CreateHeap: BM_CONTEXT null"));
return IMG_NULL;
}
psDeviceNode = pBMContext->psDeviceNode;
if(pBMContext->ui32RefCount > 0)
{
psBMHeap = (BM_HEAP*)List_BM_HEAP_Any_va(pBMContext->psBMHeap,
&BM_CreateHeap_AnyVaCb,
psDevMemHeapInfo);
if (psBMHeap)
{
return psBMHeap;
}
}
if (OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP,
sizeof (BM_HEAP),
(IMG_PVOID *)&psBMHeap, IMG_NULL,
"Buffer Manager Heap") != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR, "BM_CreateHeap: Alloc failed"));
return IMG_NULL;
}
OSMemSet (psBMHeap, 0, sizeof (BM_HEAP));
psBMHeap->sDevArena.ui32HeapID = psDevMemHeapInfo->ui32HeapID;
psBMHeap->sDevArena.pszName = psDevMemHeapInfo->pszName;
psBMHeap->sDevArena.BaseDevVAddr = psDevMemHeapInfo->sDevVAddrBase;
psBMHeap->sDevArena.ui32Size = psDevMemHeapInfo->ui32HeapSize;
psBMHeap->sDevArena.DevMemHeapType = psDevMemHeapInfo->DevMemHeapType;
psBMHeap->sDevArena.ui32DataPageSize = psDevMemHeapInfo->ui32DataPageSize;
psBMHeap->sDevArena.psDeviceMemoryHeapInfo = psDevMemHeapInfo;
psBMHeap->ui32Attribs = psDevMemHeapInfo->ui32Attribs;
psBMHeap->pBMContext = pBMContext;
psBMHeap->pMMUHeap = psDeviceNode->pfnMMUCreate (pBMContext->psMMUContext,
&psBMHeap->sDevArena,
&psBMHeap->pVMArena,
&psBMHeap->psMMUAttrib);
if (!psBMHeap->pMMUHeap)
{
PVR_DPF((PVR_DBG_ERROR, "BM_CreateHeap: MMUCreate failed"));
goto ErrorExit;
}
psBMHeap->pImportArena = RA_Create (psDevMemHeapInfo->pszBSName,
0, 0, IMG_NULL,
MAX(HOST_PAGESIZE(), psBMHeap->sDevArena.ui32DataPageSize),
&BM_ImportMemory,
&BM_FreeMemory,
IMG_NULL,
psBMHeap);
if(psBMHeap->pImportArena == IMG_NULL)
{
PVR_DPF((PVR_DBG_ERROR, "BM_CreateHeap: RA_Create failed"));
goto ErrorExit;
}
if(psBMHeap->ui32Attribs & PVRSRV_BACKINGSTORE_LOCALMEM_CONTIG)
{
psBMHeap->pLocalDevMemArena = psDevMemHeapInfo->psLocalDevMemArena;
if(psBMHeap->pLocalDevMemArena == IMG_NULL)
{
PVR_DPF((PVR_DBG_ERROR, "BM_CreateHeap: LocalDevMemArena null"));
goto ErrorExit;
}
}
List_BM_HEAP_Insert(&pBMContext->psBMHeap, psBMHeap);
return (IMG_HANDLE)psBMHeap;
ErrorExit:
if (psBMHeap->pMMUHeap != IMG_NULL)
{
psDeviceNode->pfnMMUDelete (psBMHeap->pMMUHeap);
psDeviceNode->pfnMMUFinalise (pBMContext->psMMUContext);
}
OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(BM_HEAP), psBMHeap, IMG_NULL);
return IMG_NULL;
}
