Subject: Re: Critical Interrupt Input

From: Benjamin Herrenschmidt <[email-masked]>
Date: Sun, 18 Aug 2013 08:05:22 +1000

On Fri, 2013-08-16 at 06:04 -0500, Kumar Gala wrote:
> The 44x low level code needs to handle exception stacks properly for
> this to work.  Since its possible to have a critical exception occur
> while in a normal exception level, you have to have proper saving of
> additional register state and a stack frame for the critical
> exception, etc.  I'm not sure if that was ever done for 44x.

Don't 44x and FSL BookE share the same macros ? I would think 44x does
indeed implement the same crit support as e500...

What does the crash look like ?

Ben.