On 05/29/2012 08:00 AM, Joakim Tjernlund wrote:

I cannot make simple break points using BDI2000 work in 3.3, abatro suggests 
that it
depends on MSR[DE] is cleared by the kernel. With the emulator I can see that
MSR[DE] is off quite often by just stopping at random times and looking at MSR 
so
it seems like the kernel is turning MSR[DE] off most of the time.
Anyone else having success debugging 3.3 with BDI2000?

This is on a P2010(E500/BOOKE) CPU.

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I debug using Freescale CodeWarrior and a USB tap, which also rely on MSR[DE] being set. I develop from the mainline & have a patch set that I just recently re-tweaked to support kernel debugging.

If you want, I'll send you my set of patches for the kernel. They might be useful (not sure since I don't use BDI).


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