New demo files for HCS12 GCC port.

Demo/HCS12_GCC_banked/sys/interrupts.h

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+/* Interrupt Vectors
+   Copyright (C) 2000, 2002, 2003 Free Software Foundation, Inc.
+   Written by Stephane Carrez (stcarrez@nerim.fr)	
+
+This file is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file with other programs, and to distribute
+those programs without any restriction coming from the use of this
+file.  (The General Public License restrictions do apply in other
+respects; for example, they cover modification of the file, and
+distribution when not linked into another program.)
+
+This file is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#ifndef _SYS_INTERRUPTS_H
+#define _SYS_INTERRUPTS_H
+
+#include <sys/param.h>
+
+#ifdef mc6811
+//# include <asm-m68hc11/interrupts.h>
+#endif
+
+#ifdef mc68hcs12
+# include <asm-m68hcs12/interrupts.h>
+#elif defined(mc6812)
+//# include <asm-m68hc12/interrupts.h>
+#endif
+
+/*! Install an interrupt handler.
+
+    Install the interrupt handler for an exception.  The handler
+    is installed for \b bootstrap mode and also for \b normal operating
+    mode.
+    
+    @param id the interrupt number to be installed
+    @param handler the interrupt handler entry point
+*/
+extern void
+set_interrupt_handler (interrupt_vector_id id, interrupt_t handler);
+
+/*! Default and fatal interrupt handler.
+
+    This function is an interrupt handler intended to be used to
+    handle all interrupt not used by a program.  Since it is an
+    error to have an interrupt when it is not handled, the default
+    behavior is to print a message and stop.  */
+extern void __attribute__((interrupt, noreturn))
+fatal_interrupt (void);
+
+#include <arch/interrupts.h>
+
+/*! Entry point of any program.
+
+    This function should never be called by itself.  It represents the
+    entry point of any program.  It is intended to be used in an
+    interrupt table to specify the function to jump to after reset.  */
+extern void _start (void);
+
+#endif