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-/* rtems.s
- *
- * This file contains the single entry point code for
- * the SPARC port of RTEMS.
- *
- * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
- * On-Line Applications Research Corporation (OAR).
- * All rights assigned to U.S. Government, 1994.
- *
- * This material may be reproduced by or for the U.S. Government pursuant
- * to the copyright license under the clause at DFARS 252.227-7013. This
- * notice must appear in all copies of this file and its derivatives.
- *
- * Ported to ERC32 implementation of the SPARC by On-Line Applications
- * Research Corporation (OAR) under contract to the European Space
- * Agency (ESA).
- *
- * ERC32 modifications of respective RTEMS file: COPYRIGHT (c) 1995.
- * European Space Agency.
- *
- * $Id$
- */
-
-#include <asm.h>
-
-/*
- * RTEMS
- *
- * This routine jumps to the directive indicated in the
- * CPU defined register. This routine is used when RTEMS is
- * linked by itself and placed in ROM. This routine is the
- * first address in the ROM space for RTEMS. The user "calls"
- * this address with the directive arguments in the normal place.
- * This routine then jumps indirectly to the correct directive
- * preserving the arguments. The directive should not realize
- * it has been "wrapped" in this way. The table "_Entry_points"
- * is used to look up the directive.
- *
- * void RTEMS()
- */
-
- .align 4
- PUBLIC(RTEMS)
-SYM(RTEMS):
- /*
- * g2 was chosen because gcc uses it as a scratch register in
- * similar code scenarios and the other locals, ins, and outs
- * are off limits to this routine unless it does a "save" and
- * copies its in registers to the outs which only works up until
- * 6 parameters. Best to take the simple approach in this case.
- */
- sethi SYM(_Entry_points), %g2
- or %g2, %lo(SYM(_Entry_points)), %g2
- sll %g1, 2, %g1
- add %g1, %g2, %g2
- jmp %g2
- nop
-