RE: JTAG debugging of the kernel

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> -----Original Message-----
> From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-owner@xxxxxxxxxxxxxxx] On Behalf Of Peter
> Barada
> Sent: Friday, August 15, 2008 8:34 PM
> To: linux-omap@xxxxxxxxxxxxxxx
> Subject: JTAG debugging of the kernel
> 
> I've been trying to use JTAG (and an Abatron BDI-2000) to debug the ALSA
> driver to determine why madplay can't keep up when pulling .mp3 from an
> SD card, and have not had any luck trying to halt via JTAG and set/stop
> at breakpoints within the kernelthe kernel.  I've found that JTAG works
> for a while on kernel startup, but stops working at a non-reproducible
> point in the startup code.
> 
> Have people had success using a BDI-2000 to debug the kernel after it
> has completed startup?
> 
> Any suggestions on what can cause the JTAG to stop working after the
> kernel starts?
> 

I think you should disable Power Management. Which kernel are you using now?

Regards,
Khasim
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