To support a GDB stub, it will be necessary to trap various exceptions which will be used to implement breakpoints, single stepping, etc. BUG=None TEST=Built and booted on Link with hooks installed and saw that they triggered when exceptions occurred. Built and booted on nyan. BRANCH=None Original-Change-Id: Iab659365864a3055159a50b8f6e5c44290d3ba2b Original-Signed-off-by: Gabe Black <gabeblack@google.com> Original-Reviewed-on: https://chromium-review.googlesource.com/179602 Original-Reviewed-by: Gabe Black <gabeblack@chromium.org> Original-Tested-by: Gabe Black <gabeblack@chromium.org> Original-Commit-Queue: Gabe Black <gabeblack@chromium.org> (cherry picked from commit 8db0897b1ddad600e247cb4df147c757a8187626) Signed-off-by: Marc Jones <marc.jones@se-eng.com> Change-Id: I5e7f724b99988cd259909dd3bd01166fa52317ec Reviewed-on: http://review.coreboot.org/7656 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
		
			
				
	
	
		
			41 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			41 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 * This file is part of the libpayload project.
 | 
						|
 *
 | 
						|
 * Copyright 2013 Google Inc.
 | 
						|
 *
 | 
						|
 * Redistribution and use in source and binary forms, with or without
 | 
						|
 * modification, are permitted provided that the following conditions
 | 
						|
 * are met:
 | 
						|
 * 1. Redistributions of source code must retain the above copyright
 | 
						|
 *    notice, this list of conditions and the following disclaimer.
 | 
						|
 * 2. Redistributions in binary form must reproduce the above copyright
 | 
						|
 *    notice, this list of conditions and the following disclaimer in the
 | 
						|
 *    documentation and/or other materials provided with the distribution.
 | 
						|
 * 3. The name of the author may not be used to endorse or promote products
 | 
						|
 *    derived from this software without specific prior written permission.
 | 
						|
 *
 | 
						|
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 | 
						|
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 | 
						|
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 | 
						|
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 | 
						|
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 | 
						|
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 | 
						|
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 | 
						|
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 | 
						|
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 | 
						|
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 | 
						|
 * SUCH DAMAGE.
 | 
						|
 */
 | 
						|
 | 
						|
#ifndef _EXCEPTION_H
 | 
						|
#define _EXCEPTION_H
 | 
						|
 | 
						|
#include <arch/exception.h>
 | 
						|
 | 
						|
typedef void (*exception_hook)(int type, struct exception_state *state);
 | 
						|
 | 
						|
void exception_init(void);
 | 
						|
void exception_install_hook(int type, exception_hook hook);
 | 
						|
 | 
						|
#endif
 |