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CPPI DMA descriptor. More...
#include <enet_udma.h>
Data Fields | |
EnetUdma_CpswHpdDesc | hpdDesc |
struct EnetUdma_DmaDesc_s * | pNextDesc |
EnetUdma_PktInfo * | pAppPktInfo |
CPPI DMA descriptor.
The format of a single DMA descriptor to be transmitted via the Enet UDMA interface.
EnetUdma_CpswHpdDesc EnetUdma_DmaDesc_s::hpdDesc |
CPPI HPD descriptor. Note: This MUST be first member as it is typecasted to EnetUdma_CpswHpdDesc
EnetUdma_PktInfo* EnetUdma_DmaDesc_s::pAppPktInfo |
Application packet details - this is used by application to store original packet info. This is to avoid asking buffer address from driver descriptor
struct EnetUdma_DmaDesc_s* EnetUdma_DmaDesc_s::pNextDesc |
Pointer to next DMA desc in the queue