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Altera_Forum's avatar
Altera_Forum
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13 years ago

use descriptor chain in SGDMA

Hi all My current goal is to use SGDMA (ST-to-MM) to transfer video data to a memory. Later on, I'll replace the memory by PCIE IP. My problem is how to use descriptor chain in SGDMA. ...
Altera_Forum's avatar
Altera_Forum
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13 years ago

The descriptions of the cache op instructions aren't that clear either.

A missing op is the one to mark a line valid without reading from memory.