Clock not running (was Re: RTEMS4.7 and its tool chain (Re: powerpc mvme5500 clock off by factor of 150))

[Till Straumann]

Sergei Organov wrote:

>
>
>Well, are interrupts enabled during exception processing by default?
>That wasn't the case for the old_exception_processing. If it's so, I
>find it rather strange decision.
>  
>
I think they are disabled during 'normal' exception processing but they 
are definitively
re-enabled across handler dispatching for interrupts (EE and decrementer 
exceptions).
Necessary to support interrupt priorities.

T.