tm27.h

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/* SPDX-License-Identifier: BSD-2-Clause */
 
/*
 * Copyright (C) 2005 Eric Norum <eric@norum.ca>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef _RTEMS_TMTEST27
#error "This is an RTEMS internal file you must not include directly."
#endif
 
#ifndef __tm27_h
#define __tm27_h
 
/*
 *  Stuff for Time Test 27
 *  Don't bother with hardware -- just use a software-interrupt
 */
 
#define MUST_WAIT_FOR_INTERRUPT 0
 
#define TM27_USE_VECTOR_HANDLER
 
#define Install_tm27_vector( handler ) \
    rtems_interrupt_handler_install( \
        35, \
        "Install tm27 interrupt", \
        RTEMS_INTERRUPT_UNIQUE, \
        (void *)handler, \
        NULL \
    );
 
#define Cause_tm27_intr()   asm volatile ("trap #3");
 
#define Clear_tm27_intr() /* empty */
 
#define Lower_tm27_intr() /* empty */
 
#endif