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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-12-14 23:15:38 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-12-14 23:15:38 +0000 |
commit | 01629105c2817a59a4f1f05039593f211cf5ddaa (patch) | |
tree | 76f6bb8f9ca6ddbd015e3b81964a8dacffaf5cf9 /c/src/exec/score/cpu/m68k/rtems.S | |
parent | Patch from Ralf Corsepius <corsepiu@faw.uni-ulm.de> to rename all (diff) | |
download | rtems-01629105c2817a59a4f1f05039593f211cf5ddaa.tar.bz2 |
Patch from Ralf Corsepius <corsepiu@faw.uni-ulm.de> to rename all
.s files to .S in conformance with GNU conventions. This is a
minor step along the way to supporting automake.
Diffstat (limited to 'c/src/exec/score/cpu/m68k/rtems.S')
-rw-r--r-- | c/src/exec/score/cpu/m68k/rtems.S | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/c/src/exec/score/cpu/m68k/rtems.S b/c/src/exec/score/cpu/m68k/rtems.S new file mode 100644 index 0000000000..e8cba8204c --- /dev/null +++ b/c/src/exec/score/cpu/m68k/rtems.S @@ -0,0 +1,52 @@ +/* rtems.s + * + * This file contains the single entry point code for + * the m68k implementation of RTEMS. + * + * COPYRIGHT (c) 1989-1998. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + + +#include <asm.h> + +/* + * There seems to be no reason to have two versions of this. + * The following version should work across the entire family. + * The worst assumption is that gcc will put entry in a scratch + * register and not screw up the stack. + * + * NOTE: This is a 68020 version: + * + * jmpl @(%%d0:l:4)@(__Entry_points) + */ + + EXTERN (_Entry_points) + + BEGIN_CODE + + .align 4 + .global SYM (RTEMS) + +SYM (RTEMS): + moveal SYM (_Entry_points), a0 + lsll #2, d0 + addal d0, a0 + +#if (M68K_COLDFIRE_ARCH == 0) + moveal @(a0),a0 + jmpl @(a0) +#else + moveal (a0),a0 + jmpl (a0) +#endif + + END_CODE +END |