RTEMS stack + TSIM-LEON2 weird behaviour

Ingolf Steinbach ingolf.steinbach at googlemail.com
Tue May 6 12:12:27 UTC 2008


2008/5/6 Aitor Viana <aitor.viana.sanchez at esa.int>:
> Find in bold where the %sp is modified. There is not single instruction to
> set up the %sp register.

The RTEMS/sparc startup code assumes %sp to point slightly(*) before
the end of RAM. This is usually performed by
- the boot loader (if any) created for instance by mkprom or
- tsim/grmon.

Kind regards
Ingolf

(*) IIRC, end_of_RAM - 16 bytes



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