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Altera_Forum
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20 years ago

How to use Compact Flash in eCos?

Hi. I'm having problems accessing the compact flash card in eCos. I tried a program that mount the filesystem to / and write a file to it. But the program hangs when I try to open a file. I have ...
Altera_Forum's avatar
Altera_Forum
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20 years ago

About the DMA. DMA is not supported in the eCos port? Will it be supported? I will probably need to make a prototype of this project later and then I can connect to the Compact Flash via DMA. Do you know what kind of performance I can get then? Maybe 2 MB/s to take a wild guess?

And do one have to make very large changes to the eCos port to support DMA? Not so large on the Compact Flash driver I believe if DMA was supported by the eCos port. I might get a couple of weeks working full time on this later this summer if that would be a priority for my employer.

Ole