[U-Boot] [PATCH 1/3] PPC 85xx: Detect e500v2 / e500mc during runtime

Scott Wood scottwood at freescale.com
Thu Mar 6 18:13:29 CET 2014


On Thu, 2014-03-06 at 09:56 -0600, Kumar Gala wrote:
> On Mar 6, 2014, at 9:50 AM, Scott Wood <scottwood at freescale.com> wrote:
> 
> > This has nothing to do with U-Boot's own exception handlers -- this is
> > what U-Boot is currently doing just prior to entering the OS.
> > 
> > -Scott
> > 
> 
> Oh, right.  Did e6500 move to fixed IVORs?  If not this can probably be
> removed as I doubt there will be a new core from FSL that would require
> this.  It was meant as a transition for any OS that cared (if my memory
> serves me).

e6500 does not have fixed IVORs.  I'm not sure why it would matter even
if it did.  An OS should know whether it is running on a chip with fixed
IVORs and behave appropriately, rather than assuming the bootloader
fixes things up on older chips to look like newer chips.

-Scott




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