Control not branching to the instruction present at resetvec i.e 0xfffffffc

[Misbah khan]

Hi Mr Ravi ...
I suggest you to post a new concern in a new thread ....

----Misbah 

ravi.rao wrote:
> 
> Hi All,
>     We have a custom target board based on PPC-EP405. We just got the 
> board from the hardware team .I connected the board to BDI200 and powered 
> it on. 
> The control came to the resetvec address which is 0xfffffffc. I was able 
> to read and write to flash. So I erased the flash and burnt the bootloader 
> into flash from 0xfffc0000.
> I verified that the instruction at 0xfffffffc is 4bfc2104 whicis actually 
> a branch to 0xfffc2100. Also a memory dump of 0xfffc2100 shows the correct 
> code. This proved that
> the uboot bootloader was burnt properly.
> Now when I reset the board the control never reaches 0xfffc2100 i.e for 
> some reason the code at the resetvec is not getting executed. Any help or 
> pointers to resolve this is greatly appreciated.
> Thanks,
> Ravishankar Govindarao
> RFL Electronics Inc.
> E-mail : Ravi.Rao at rflelect.com
> Voice: 973.334.3100 Ext. 233
> Fax: 973.334.3863
>  
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