//==========================================================================
//
//      nmitest.c
//
//      V850 NMI test program
//
//==========================================================================
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//
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//
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//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):    jlarmour
// Contributors: jlarmour
// Date:         2001-02-01
// Purpose:      Test NMI function
// Description:  This test allows the NMI functionality to be tested.
//               It is not built by default.
//
//####DESCRIPTIONEND####
//
//========================================================================*/

#include <cyg/hal/hal_intr.h>
#include <cyg/infra/diag.h>

#include <cyg/kernel/kapi.h>

int nmicount;
char stack[4096];
static cyg_handle_t thr0h;
static cyg_thread thr0;

void
nmi_handler(cyg_addrword_t data, cyg_code_t exception_number,
            cyg_addrword_t info)
{
    nmicount++;
}

static void
entry0( cyg_addrword_t data )
{
    int oldnmicount=0;

    cyg_exception_set_handler( CYGNUM_HAL_VECTOR_NMI,
                               &nmi_handler,
                               0,
                               NULL,
                               NULL );
    for (;;) {
        if ( oldnmicount != nmicount ) {
            diag_printf("Caught NMI\n");
            oldnmicount = nmicount;
        }
    }
}

void
cyg_user_start(void)
{
    cyg_thread_create(4, entry0, (cyg_addrword_t)0, "thread 0",
                      (void *)&stack[0], sizeof(stack), &thr0h, &thr0 );
    cyg_thread_resume(thr0h);
}

// EOF nmitest.c