/*------------------------------------------------------------------------
* display stats from all modules
*/
PUBLIC void
ixAtmdAccStatsReset (void)
{
if (initDone)
{
ixAtmdAccDescMgmtStatsReset ();
ixAtmdAccPortMgmtStatsReset ();
ixAtmdAccUtopiaControlStatsReset();
ixAtmdAccTxCfgIfStatsReset ();
ixAtmdAccRxCfgIfStatsReset ();
ixAtmdAccUtilStatsReset ();
}
else
{
printf("IxAtmdAcc Not initialized\n");
}
}
/* ----------------------------------------------------
* Initialisation
*/
IX_STATUS
ixAtmdAccDescMgmtInit (void)
{
IX_STATUS returnStatus = IX_FAIL;
IxAtmdAccNpeDescriptor* npeDescriptorPtr = NULL;
void *physicalAddress;
unsigned int descSize = 0;
unsigned char *descPtr = NULL;
unsigned char *descPtrAlign = NULL;
if (!initDone)
{
returnStatus = ixOsalMutexInit (&descMgmtLock);
if (returnStatus != IX_SUCCESS)
{
returnStatus = IX_FAIL;
}
else
{
ixAtmdAccDescMgmtStatsReset ();
/* compute the size of each element and ensure descriptors are 64-byte aligned */
/* NPE_ADDR_ALIGN is multiple of IX_OSAL_CACHE_LINE_SIZE which is 64 */
descSize = (((sizeof (IxAtmdAccNpeDescriptor)) + (NPE_ADDR_ALIGN - 1))
/ NPE_ADDR_ALIGN)
* NPE_ADDR_ALIGN;
/* allocate a big buffer containing all elements */
descPtr = IX_OSAL_CACHE_DMA_MALLOC((IX_ATMDACC_MAX_NPE_DESCRIPTORS * descSize)
+ (NPE_ADDR_ALIGN - 1));
descPtr += (NPE_ADDR_ALIGN - 1);
descPointer = descPtr;
/* mask descriptor pointer with 0xffffffc0 to ensure lower 6 bits are 0*/
descPtrAlign = (unsigned char *)(((UINT32)descPtr) & NPE_DESCRIPTOR_MASK);
IxAtmdDmaDescPointer = descPtrAlign;
if (descPtrAlign == NULL)
{
returnStatus = IX_FAIL;
}
else
{
for (npeDescCount = 0;
(npeDescCount < IX_ATMDACC_MAX_NPE_DESCRIPTORS);
npeDescCount++)
{
/* allocate a NPE descriptor from the big buffer */
npeDescriptorPtr = (IxAtmdAccNpeDescriptor *)descPtrAlign;
descPtrAlign += descSize;
/* initialise the array of descriptors */
npeDescriptorArray[npeDescCount] = npeDescriptorPtr;
physicalAddress = npeDescriptorPtr;
IX_ATMDACC_CONVERT_TO_PHYSICAL_ADDRESS (physicalAddress);
npeDescriptorPtr->atmd.physicalAddress = (unsigned int)physicalAddress;
#ifndef NDEBUG
npeDescriptorPtr->atmd.signature = IX_ATMDACC_DESCRIPTOR_SIGNATURE;
#endif
} /* end of for(npeDescCount) */
if (returnStatus == IX_SUCCESS)
{
initDone = TRUE;
}
}
} /* end of if-else(returnStatus) */
} /* end of if(initDone) */
return returnStatus;
}
