[PATCH] Temporary fix for ethernet rx intr hang issue and Disable cache

[Sebastian Huber]

On 10/07/15 14:57, ragu nath wrote:
> If we want to use cache flush/invalidate calls, what is the general
> method one has to follow?
> I saw the if_cgem driver, but it is somewhat different from cpsw
> driver. What are all the places which may need these calls?

If you want to use the FreeBSD APIs, then please look at the 
corresponding FreeBSD documentation. For general DMA handling, you may 
have a look at:

https://en.wikipedia.org/wiki/Direct_memory_access#Cache_coherency

-- 
Sebastian Huber, embedded brains GmbH

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