RFC: PowerPC bsp_specs Clean Up Question

Sebastian Huber sebastian.huber at embedded-brains.de
Thu Dec 21 07:13:03 UTC 2017


On 12/12/17 02:54, Joel Sherrill wrote:
> Many of the PowerPC BSPs uses a shared linker script. That's good. 
> Unfortunately, there is variation in the start symbol and the use of a 
> "-u" (e.g. undefined) symbol in the bsp_specs. I had initially thought 
> I would add the start symbol and any use of -u to the linkcmds 
> (EXTERN). But now I am thinking that due to use of shared linker 
> scripts and inconsistencies, some BSPs are better off if I add command 
> line arguments to the linking stage.
>
> Also some use motld_start.o as the start file which is in conflict 
> with other BSPs using the same linker script.
>
> This is the fragment in bsp_specs I am trying to eliminate or standardize:
>
> -e __rtems_entry_point -u __vectors motld_start.o%s
>
> Thoughts?

Why don't we use _start for all entry points and start.o for all start 
files?

-- 
Sebastian Huber, embedded brains GmbH

Address : Dornierstr. 4, D-82178 Puchheim, Germany
Phone   : +49 89 189 47 41-16
Fax     : +49 89 189 47 41-09
E-Mail  : sebastian.huber at embedded-brains.de
PGP     : Public key available on request.

Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.



More information about the devel mailing list