xip changes between 2.6.11 and 20050530?

Todd Poynor tpoynor at mvista.com
Thu Jul 28 14:15:40 EDT 2005


Konstantin Kletschke wrote:
> * Nicolas Pitre <nico at cam.org> [Thu, Jul 28, 2005 at 11:01:24AM -0400]:
> 
> 
>>>I switched off CONFIG_FPE_NWFPE=y which the XIP System seems to depend
>>>on!
>>
>>It sure doesn't.
>>
>>Something else must be going on.
> 
> 
> 
> Hm.. funny. Beside the trouble with my toolchains the working one
> creates definately only a bootable xipuImage if CONFIG_FPE_NWFPE is
> enabled.  I wonder myself, why...

Dunno about that option, but check the assembly code generated for the 
xip_* routines to see if any functions are called that are not marked 
__xipram?  If so, linux may be attempting to execute from flash memory 
while the flash is not in the proper (read array or whatever) state.

-- 
Todd




More information about the linux-mtd mailing list