Dec. 27, 2010
7:31 a.m.
On Mon, Dec 27, 2010 at 2:59 PM, Asha R <rd.asha22@gmail.com> wrote:
Hi, I want to reserve one range of physical memory say from 0x10000000 of 256MB in Linux. This region is required for DMA functions alone. Please help me understand how we can reserve this in Linux. Can this be done using boot options or any other?
Regards, Asha
try adding "mem=256M$0x10000000" in arg. via http://lxr.linux.no/source/Documentation/kernel-parameters.txt -- Regards, Adam Lee -------------------------------------------------- E-mail: adam8157@gmail.com Website: http://www.adam8157.info --------------------------------------------------