I am sorry if it is not clear from my last mail.
What I want to convey is,
"See MIPS Run" explains "window on physical memory (cached)" will start
You can see "See MIPS Run" page under suspect from this link
How ever as you mentioned Linux source defines CAC_BASE
> -----Original Message-----
> From: Ralf Baechle [mailto:firstname.lastname@example.org]
> Sent: Wednesday, February 03, 2010 6:04 PM
> To: Anoop P.A.
> Cc: email@example.com
> Subject: Re: Cached Base address difference.
> On Wed, Feb 03, 2010 at 03:34:25AM -0800, Anoop P.A. wrote:
> > I am seeing a address conflict in asm-generic/spaces.h . in
> > 64 bit)CAC_BASE has been defined as 0x9800000000000000 however see
> > run says it is 0x9000000000000000
> > run&pg=PA51#v=onepage&q=&f=false
> > Is this intentional?
> <asm/mach-generic/spaces.h> defines:
> #ifndef CAC_BASE
> #ifdef CONFIG_DMA_NONCOHERENT
> #define CAC_BASE _AC(0x9800000000000000, UL)
> #define CAC_BASE _AC(0xa800000000000000, UL)
> No 0x9000000000000000 anywhere - and it would be wrong because it
> for uncached.