[U-Boot-Users] Re: Why exceptions are enabled before exception vector code is copied

Wolfgang Denk wd at denx.de
Wed Jul 6 10:59:32 CEST 2005


In message <c8f1005070601532cb85bff at mail.gmail.com> you wrote:
> > No exceptions are supposed to happen until then.
> 
> > What  do  you  suggest  hoiw  such  a
> > situation should be handled while running from flash?
> 
> There is no reason to enable them before exception vector code is
> copied. So exceptions should be enabled *after* exception vector code
> is copied.

Feel free to submit a patch.

But what would happen in your case of a Machine Check?  What  do  you
suggest to recover from that?

Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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