alt_avalon_sgdma_construct_stream_to_mem_desc()..........................................................21-20
alt_avalon_sgdma_construct_mem_to_stream_desc()..........................................................21-21
alt_avalon_sgdma_check_descriptor_status().........................................................................21-22
alt_avalon_sgdma_register_callback()......................................................................................21-23
alt_avalon_sgdma_start()........................................................................................................... 21-23
alt_avalon_sgdma_stop()............................................................................................................21-24
alt_avalon_sgdma_open().......................................................................................................... 21-24
Document Revision History...................................................................................................................21-25
Altera Modular Scatter-Gather DMA...............................................................22-1
Overview..................................................................................................................................................... 22-1
Feature Description................................................................................................................................... 22-1
mSGDMA Interfaces and Parameters.........................................................................................22-4
mSGDMA Descriptors..................................................................................................................22-7
Register Map of mSGDMA........................................................................................................ 22-12
Unsupported Feature.................................................................................................................. 22-15
Document Revision History.......................................................................................................22-15
DMA Controller Core....................................................................................... 23-1
Core Overview............................................................................................................................................23-1
Functional Description............................................................................................................................. 23-1
Setting Up DMA Transactions.....................................................................................................23-2
The Master Read and Write Ports............................................................................................... 23-2
Addressing and Address Incrementing...................................................................................... 23-3
Parameters.................................................................................................................................................. 23-3
DMA Parameters (Basic).............................................................................................................. 23-3
Advanced Options......................................................................................................................... 23-4
Software Programming Model.................................................................................................................23-5
HAL System Library Support.......................................................................................................23-5
Software Files..................................................................................................................................23-6
Register Map...................................................................................................................................23-6
Interrupt Behavior......................................................................................................................... 23-9
Document Revision History...................................................................................................................23-10
Video Sync Generator and Pixel Converter Cores........................................... 24-1
Core Overview............................................................................................................................................24-1
Video Sync Generator............................................................................................................................... 24-1
Functional Description................................................................................................................. 24-1
Parameters...................................................................................................................................... 24-2
Signals..............................................................................................................................................24-3
Timing Diagrams...........................................................................................................................24-4
Pixel Converter...........................................................................................................................................24-5
Functional Description................................................................................................................. 24-5
Parameters...................................................................................................................................... 24-5
Signals..............................................................................................................................................24-5
Hardware Simulation Considerations.................................................................................................... 24-6
TOC-9
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