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From: sumanth <sumanth.kondlada@wipro.com>
To: ecos-discuss@ecos.sourceware.org
Subject: [ECOS] strucking up in infinite loop for IXP 425
Date: Tue, 28 Feb 2006 12:04:00 -0000	[thread overview]
Message-ID: <3161139.post@talk.nabble.com> (raw)


Hi, 

              we are porting  ecos for ixp425 we have flashed the image as
per the sugessition in the forum but we are running in the infinite loop at
this point 

icache_boundary: 
        // Here is where we switch from boot address (0x000000000) to the 
        // actual flash runtime address. We align to cache boundary so we 
        // execute from cache during the switchover. Cachelines are 8 words. 
        str     r1, [r2, #IXP425_EXP_CNFG0]    // make the EXP bus switch 
        nop 
        nop 
        nop 
        nop 
   ----> mov     pc, r0 
        nop 

  where the instruction says pc value to load into r0 is at the same
location and it goes into infinite loop and never stops execution 
  
                                  if i change the pc to ignore the step mov
pc,r0 then the code is allowing single stepping but the instruction is not
getting effected 
  
can any one help out to sort this problem. 


thanks & regards, 
Sumanth

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             reply	other threads:[~2006-02-28 10:45 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-02-28 12:04 sumanth [this message]
2006-02-28 12:22 ` Andrew Lunn
2006-03-03  4:52 sumanth.kondlada
2006-03-03  8:55 ` Andrew Lunn
2006-03-03  9:36 sumanth.kondlada

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