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Altera_Forum's avatar
Altera_Forum
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14 years ago

dma instability

Hi...i am tring to copy memory from sram to sdram using dma. For some reason some of the data dosent transfered... Are there any suggestions what to look for to solve this problem? Thanks. A...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Might be caused by the cpu reading data from the data cache, and/or writing dirty cache lines back over the copied data.