powerpc-rtems configure problem
joel at oarcorp.com
joel at oarcorp.com
Thu Oct 29 14:41:25 UTC 1998
On Fri, 30 Oct 1998, Brendan Simon wrote:
>
> I'm following the rtems-4.0.0b documentation to build cross-egcs and
> rtems.
>
> The "./bit powerpc" completed successfully. I tested the cross compiler
> using the given example and using the -S switch. The assmebler output
> was generated ok.
>
> When I try "./bit_rtems powerpc" the rtems configure script fails. This
> is because the compiler wont link. There are undefined symbols in
> libgcc like __SDATA_START__, __SBSS_END__, etc. Is this because it
> can't find any linker scripts or startup files such as crt0??
>
> Is this a bsp problem ? The user.cfg as BSP=ALL. Is this ok or should
> I select bare ? Does anyone have a bsp for the MPC860 ADS board or
> MPC860 MBX board ??
>
> Sorry for all the questions. If the answers are in some other
> documentation please point me to them
This sounds like the RTEMS newlib patch was not applied. There is a dummy
crt0 included in the newlib RTEMS support which defines these symbols. It
is not functional but enough to let configure know the tools work.
--joel
Joel Sherrill Director of Research & Development
joel at OARcorp.com On-Line Applications Research
Ask me about RTEMS: a free RTOS Huntsville AL 35805
Support Available (256) 722-9985
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