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/* set_vector
*
* This routine installs an interrupt vector on the target Board/CPU.
* This routine is allowed to be as board dependent as necessary.
*
* INPUT:
* handler - interrupt handler entry point
* vector - vector number
* type - 0 indicates raw hardware connect
* 1 indicates RTEMS interrupt connect
*
* RETURNS:
* address of previous interrupt handler
*
* COPYRIGHT (c) 1989-1997.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
/*PAGE
*
* set_vector
*
* This routine installs an interrupt handler for vector.
*/
rtems_isr_entry set_vector( /* returns old vector */
rtems_isr_entry handler, /* isr routine */
rtems_vector_number vector, /* vector number */
int type /* RTEMS or RAW intr */
)
{
rtems_isr_entry previous_isr;
rtems_status_code status;
/*
* vectors greater than PPC603e_IRQ_LAST are handled by the General purpose
* interupt handler.
*/
if ( vector > PPC_IRQ_LAST ) {
set_EE_vector ( handler, vector );
}
else {
status = rtems_interrupt_catch(
handler, vector, (rtems_isr_entry *) &previous_isr );
}
return previous_isr;
}
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