[uClinux-dev] Freescale's MCDMAAPI vs. Generic Linux DMA API on Coldfire MCF548x

Markus Franke markus.franke at informatik.tu-chemnitz.de
Mon Feb 4 06:04:09 EST 2008


Dear uClinux Developers,

I am working on a custom board around MCF5484 running uClinux.  
Freescale offers an own API (MCDMAAPI) for this processor in order to  
work with DMA. As far as I know uClinux/Linux uses its own generic DMA  
API. For MCF5272, code relating to DMA is well integrated with this  
generic API. I am wondering whether it might be useful if this would  
be done for MCDMAAPI as well? Which one would be the prefered way for  
the community? Using Freescale's MCDMAAPI or the generic Linux DMA API  
or maybe both API's working together?

Regards,
Markus Franke




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