Linuxppc-embedded Digest, Vol 35, Issue 33

Scott Wood scottwood at freescale.com
Wed Jul 18 08:51:07 EST 2007


Siva Prasad wrote:
> Well!... you can manage any way you want.
> 
>  
> 
> 1) You can store the virtual address in the DpRAM, and convert to
> physical (should I say DMA mapped address) and then pass it on to the
> device under consideration here.

The DPRAM is read directly by the microcode (if it didn't, you'd just be 
using RAM).  You don't want to put virtual addresses in there.

-Scott



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