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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libbsp/] [powerpc/] [score603e/] [startup/] [setvec.c] - Rev 30
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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 * * Author: Andrew Bray <andy@i-cubed.co.uk> * * COPYRIGHT (c) 1995 by i-cubed ltd. * * To anyone who acknowledges that this file is provided "AS IS" * without any express or implied warranty: * permission to use, copy, modify, and distribute this file * for any purpose is hereby granted without fee, provided that * the above copyright notice and this notice appears in all * copies, and that the name of i-cubed limited not be used in * advertising or publicity pertaining to distribution of the * software without specific, written prior permission. * i-cubed limited makes no representations about the suitability * of this software for any purpose. * * Derived from c/src/lib/libbsp/no_cpu/no_bsp/startup/setvec.c: * * COPYRIGHT (c) 1989-1997. * On-Line Applications Research Corporation (OAR). * Copyright assigned to U.S. Government, 1994. * * The license and distribution terms for this file may in * the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: */ #include <rtems.h> #include <bsp.h> /* * This routine installs vector number 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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