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//==========================================================================
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//
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// nmitest.c
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//
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// V850 NMI test program
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//
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//==========================================================================
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// ####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later
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// version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with eCos; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// As a special exception, if other files instantiate templates or use
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// macros or inline functions from this file, or you compile this file
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// and link it with other works to produce a work based on this file,
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// this file does not by itself cause the resulting work to be covered by
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// the GNU General Public License. However the source code for this file
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// must still be made available in accordance with section (3) of the GNU
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// General Public License v2.
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//
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// This exception does not invalidate any other reasons why a work based
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// on this file might be covered by the GNU General Public License.
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// -------------------------------------------
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// ####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): jlarmour
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// Contributors: jlarmour
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// Date: 2001-02-01
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// Purpose: Test NMI function
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// Description: This test allows the NMI functionality to be tested.
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// It is not built by default.
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//
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//####DESCRIPTIONEND####
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//
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//========================================================================*/
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#include <cyg/hal/hal_intr.h>
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#include <cyg/infra/diag.h>
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#include <cyg/kernel/kapi.h>
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int nmicount;
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char stack[4096];
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static cyg_handle_t thr0h;
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static cyg_thread thr0;
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void
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nmi_handler(cyg_addrword_t data, cyg_code_t exception_number,
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cyg_addrword_t info)
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{
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nmicount++;
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}
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static void
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entry0( cyg_addrword_t data )
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{
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int oldnmicount=0;
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cyg_exception_set_handler( CYGNUM_HAL_VECTOR_NMI,
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&nmi_handler,
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0,
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NULL,
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NULL );
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for (;;) {
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if ( oldnmicount != nmicount ) {
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diag_printf("Caught NMI\n");
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oldnmicount = nmicount;
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}
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}
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}
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void
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cyg_user_start(void)
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{
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cyg_thread_create(4, entry0, (cyg_addrword_t)0, "thread 0",
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(void *)&stack[0], sizeof(stack), &thr0h, &thr0 );
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cyg_thread_resume(thr0h);
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}
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// EOF nmitest.c
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