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/**
* @file
*
* @brief ARMV7M Set Exception Handler
*/
/*
* Copyright (c) 2011, 2016 Sebastian Huber. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/score/armv7m.h>
#include <rtems/rtems/cache.h>
#ifdef ARM_MULTILIB_ARCH_V7M
void _ARMV7M_Set_exception_handler(
int index,
ARMV7M_Exception_handler handler
)
{
if ( _ARMV7M_SCB->vtor [index] != handler ) {
_ARMV7M_SCB->vtor [index] = handler;
rtems_cache_flush_multiple_data_lines(
&_ARMV7M_SCB->vtor [index],
sizeof(_ARMV7M_SCB->vtor [index])
);
rtems_cache_invalidate_multiple_instruction_lines(
&_ARMV7M_SCB->vtor [index],
sizeof(_ARMV7M_SCB->vtor [index])
);
}
}
#endif /* ARM_MULTILIB_ARCH_V7M */
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