base_trap.c

操作系统试验！通过这个试验

/*
 * base_trap.c
 * Modified for use in 15-410 at CMU
 * Zachary Anderson(zra)
 */

/*
 * Copyright (c) 1996-1999 University of Utah and the Flux Group.
 * All rights reserved.
 * 
 * This file is part of the Flux OSKit.  The OSKit is free software, also known
 * as "open source;" you can redistribute it and/or modify it under the terms
 * of the GNU General Public License (GPL), version 2, as published by the Free
 * Software Foundation (FSF).  To explore alternate licensing terms, contact
 * the University of Utah at [e-mail] or [phone].
 * 
 * The OSKit 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 GPL for more details.  You should have
 * received a copy of the GPL along with the OSKit; see the file COPYING.  If
 * not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
 */

#include <x86/base_trap.h>

/*
 * High-level trap handler function table;
 * all entries initially point to the unexpected trap handler.
 */
int (*base_trap_handlers[BASE_TRAP_COUNT])(struct trap_state *ts) = {
	base_trap_default_handler, /* 0 */
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler, /* 7 */
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	/*
	 * Trap 15 is generated by a buggy PIC on Pentium Pro
	 * motherboards.  It is triggered during copious I/O.
	 * Technically, it is a reserved trap number, so it may become
	 * useful in the future...
	 */
	base_trap_ignore_handler,  /* 15 */
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler, /* 23 */
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler,
	base_trap_default_handler  /* 31 */
};