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Intel: Arria® 10 devices use PCI-Express (PCIe) IP under the following conditions: How do I access the DMA Descriptor Controller Register?
Category: PCI-Express
tool:-
Device: Arria® 10
<Condition>
- Application interface type : Avalon-MM with DMA
- Hard IP mode : Gen2 x4, Interface 128bit,125MHz
- Port type : Native endpoint
The DMA Descriptor Controller Register is accessed via BAR0 (RXM_BAR0) reserved on the IP.
For details, please refer to the document below.
Intel® Arria® 10 or Intel® Cyclone® 10 GX Avalon® Memory Mapped (Avalon-MM) DMA Interface for PCI Express* Solutions User Guide
https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/ug/ug_a10_pcie_avmm_dma.pdf
- 6.7.1. Read DMA Descriptor Controller Registers
- 6.7.2. Write DMA Descriptor Controller Registers
Please check the following items for the execution procedure of DMA.
- 6.7.4. Read DMA Example
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