Using IDMA1 ( or IDMA2 ) on 860

Dan Malek dan at
Tue Aug 21 05:35:43 EST 2001

John Francis wrote:

> ..... if I have a pointer that is returned
> by doing ioremap_noncache() if I want to assign this
> pointer in buffer descriptor setup should i be doing
> __pa () correct?

No, that won't work.  You will have to keep the original
physical address around someplace and use it when necessary.

	-- Dan

** Sent via the linuxppc-embedded mail list. See

More information about the Linuxppc-embedded mailing list