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/**
* @file
*
* @ingroup bsp_interrupt
*
* @brief LPC24XX interrupt support.
*/
/*
* Copyright (c) 2008-2012 embedded brains GmbH. All rights reserved.
*
* 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.
*/
#include <rtems/score/armv4.h>
#include <bsp.h>
#include <bsp/irq.h>
#include <bsp/irq-generic.h>
#include <bsp/lpc24xx.h>
#ifdef ARM_MULTILIB_ARCH_V4
void bsp_interrupt_dispatch(void)
{
/* Read current vector number */
rtems_vector_number vector = VICVectAddr;
/* Enable interrupts in program status register */
uint32_t psr = _ARMV4_Status_irq_enable();
/* Dispatch interrupt handlers */
bsp_interrupt_handler_dispatch(vector);
/* Restore program status register */
_ARMV4_Status_restore(psr);
/* Acknowledge interrupt */
VICVectAddr = 0;
}
#endif /* ARM_MULTILIB_ARCH_V4 */
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