diff options
Diffstat (limited to 'libgloss/m68k/dbug-outbyte.S')
| -rw-r--r-- | libgloss/m68k/dbug-outbyte.S | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/libgloss/m68k/dbug-outbyte.S b/libgloss/m68k/dbug-outbyte.S new file mode 100644 index 000000000..9d0c86443 --- /dev/null +++ b/libgloss/m68k/dbug-outbyte.S @@ -0,0 +1,34 @@ +/* + * dbug-outbyte.S -- + * + * Copyright (c) 1996 Cygnus Support + * + * The authors hereby grant permission to use, copy, modify, distribute, + * and license this software and its documentation for any purpose, provided + * that existing copyright notices are retained in all copies and that this + * notice is included verbatim in any distributions. No written agreement, + * license, or royalty fee is required for any of the authorized uses. + * Modifications to this software may be copyrighted by their authors + * and need not follow the licensing terms described here, provided that + * the new terms are clearly indicated on the first page of each file where + * they apply. + */ + +#include "asm.h" + + .text + .global SYM (outbyte) + .global SYM (putDebugChar) + +/* + * outbyte -- sends a byte out the serial port + * d0 - contains the byte to be sent + */ + .text + .align 2 +SYM (putDebugChar): /* symbol name used by m68k-stub */ +SYM (outbyte): + movel sp@(4),d1 + movl IMM(0x13),d0 + trap IMM(15) + rts |