Adi_Dma_Mode - Analog Devices VisualDSP++ 5.0 Service Manual

Value
ADI_DMA_EVENT_DESCRIPTOR_PROCESSED
ADI_DMA_EVENT_INNER_LOOP_PROCESSED
ADI_DMA_EVENT_OUTER_LOOP_PROCESSED
ADI_DMA_EVENT_ERROR_INTERRUPT

ADI_DMA_MODE

The
ADI_DMA_MODE
data to be transferred. It takes the following values:
ADI_DMA_DATA_MODE_UNDEFINED
ADI_DMA_DATA_MODE_SINGLE
ADI_DMA_DATA_MODE_CIRCULAR
ADI_DMA_DATA_MODE_DESCRIPTOR_ARRAY
ADI_DMA_DATA_MODE_DESCRIPTOR_SMALL
ADI_DMA_DATA_MODE_DESCRIPTOR_LARGE
VisualDSP++ 5.0 Device Drivers and System
Services Manual for Blackfin Processors
Event
enumeration defines how a channel is to process the
Companion Argument
Descriptor has com- The address of the
pleted processing or a descriptor just pro-
memory stream has cessed, or NULL when
completed a memory the event is a memory
copy operation. stream completion event
A sub-buffer has
completed processing.
The entire circular
The start address of the
buffer has completed
circular buffer
processing.
DMA error interrupt NULL
has been generated.
Undefined
Single one-shot buffer
Single circular buffer
Array of descriptors
Chain of small descriptors
Chain of large descriptors
DMA Manager
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