debugexceptionvector.s

uCOS-II ports on Tensilica HiFi330 core.

// DebugExceptionVector.S  --  Debug Exception Handler Vector
// $Id: //depot/rel/BearValley/Xtensa/OS/xtos/DebugExceptionVector.S#1 $

// Customer ID=4654; Build=0x116b0; Copyright (c) 2003 by Tensilica Inc.  ALL RIGHTS RESERVED.
// These coded instructions, statements, and computer programs are the
// copyrighted works and confidential proprietary information of Tensilica Inc.
// They may not be modified, copied, reproduced, distributed, or disclosed to
// third parties in any manner, medium, or form, in whole or in part, without
// the prior written consent of Tensilica Inc.

#include <xtensa/config/specreg.h>
#include <xtensa/coreasm.h>
#include <xtensa/config/system.h>

#if XCHAL_HAVE_DEBUG
#if XCHAL_HAVE_EXCEPTIONS

// Exports
.global _DebugExceptionVector

// Imports
//	_DebugExceptionFromVector

// This code goes at the debug exception vector

	.begin	literal_prefix	.DebugExceptionVector
	.section		.DebugExceptionVector.text, "ax"

	.align 4
_DebugExceptionVector:
	wsr	a0, EXCSAVE_6
	movi	a0, _DebugExceptionFromVector
	jx	a0
	//  If vector too big for allocated space, catch it at assembly time
	//  (albeit with cryptic "can't org backwards" error message):
	.org	XSHAL_DEBUG_VECTOR_SIZE
.Lendlabel:

	.text
	.end	literal_prefix

#endif /* XCHAL_HAVE_DEBUG */
#endif /* XCHAL_HAVE_EXCEPTIONS */
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// mode:fundamental
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