MACHINE ID

[hong zhang]

--- On Sat, 11/20/10, Oliver Schneidewind <oliver-ml at schneidewind-consulting.de> wrote:

> From: Oliver Schneidewind <oliver-ml at schneidewind-consulting.de>
> Subject: Re: MACHINE ID
> To: linux-arm at lists.infradead.org
> Date: Saturday, November 20, 2010, 1:58 PM
> On 19.11.2010 23:40, Russell King -
> ARM Linux wrote:
> > On Fri, Nov 19, 2010 at 01:16:48PM -0800, hong zhang
> wrote:
> >    
> >> Uncompressing Linux... done, booting the kernel.
> >>
> >> Error: unrecognized/unsupported machine ID (r1 =
> 0x000007d9).
> >>
> >> Available machine support:
> >>
> >> ID (hex)    NAME
> >> 00000af0    ti8168evm
> >>
> >> Please check your kernel config and/or
> bootloader.
> >>
> >> I feel the U-boot does not put 0xaf0 to r1 instead
> 0x7d9. Actually both
> >> of them are listed in arch/arm/tools/mach-types.
> Why does not kernel
> >> match with 0x7d9?
> >>      
> > 7d9 is 2009:
> >
> > sapphira           
>     MACH_SAPPHIRA       
>    SAPPHIRA         
>       2009
> >
> > which is a 'sapphira' platform, not a ti8168evm. 
> Whoever programmed
> > your boot loader stole some other platforms ID.
> >
> > I suggest you check whether your version of u-boot
> supports changing
> > the ID via a script.  I don't know u-boot that
> well, so I can't tell
> > you how.
> >
> >    
> for a short work around you can set the Environment
> Variable
> "machid" in that case uboot use the value of this Variable
> as mach id
> instead of the compiled one.
> 
Oliver,

I set arcNumber but no use. What difference between machid and arcNumber?

---Henry

> 
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