[rtems commit] rtems: make error codes uintptr_t

[Sebastian Huber]

----- Gedare Bloom <gedare at gwu.edu> schrieb:
> On Mon, Mar 16, 2015 at 2:23 PM, Sebastian Huber
> <sebastian.huber at embedded-brains.de> wrote:
> >
> > ----- Gedare Bloom <gedare at rtems.org> schrieb:
> >> Module:    rtems
> >> Branch:    master
> >> Commit:    1ff449cfc473f6b88e1495492aebd665ad42b236
> >> Changeset: http://git.rtems.org/rtems/commit/?id=1ff449cfc473f6b88e1495492aebd665ad42b236
> >>
> >> Author:    Gedare Bloom <gedare at rtems.org>
> >> Date:      Mon Mar 16 12:15:27 2015 -0400
> >>
> >> rtems: make error codes uintptr_t
> >>
> >> ---
> >>
> >>  cpukit/score/include/rtems/score/interr.h | 2 +-
> >>  1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git a/cpukit/score/include/rtems/score/interr.h b/cpukit/score/include/rtems/score/interr.h
> >> index e0cedaf..7c2a604 100644
> >> --- a/cpukit/score/include/rtems/score/interr.h
> >> +++ b/cpukit/score/include/rtems/score/interr.h
> >> @@ -164,7 +164,7 @@ typedef enum {
> >>    INTERNAL_ERROR_RESOURCE_IN_USE
> >>  } Internal_errors_Core_list;
> >>
> >> -typedef uint32_t Internal_errors_t;
> >> +typedef uintptr_t Internal_errors_t;
> >
> > This is a problem on 16-bit targets.  I suggest to use unsigned long here.
> I guess this is fine as long as all 64-bit targets are LP64.

The rtems_task_argument has a similar problem.  Maybe we need a new CPU type, e.g. CPU_Uintptr_and_at_least_32_bits.