FreeBSD/Linux Kernel Cross Reference
sys/dev/mvme/memcvar.h

     /*      $NetBSD: memcvar.h,v 1.4 2019/08/21 04:17:41 msaitoh Exp $      */
     
     /*-
      * Copyright (c) 2002 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Steve C. Woodford.
      *
     * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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 _MVME_MEMCVAR_H
    #define _MVME_MEMCVAR_H
    
    struct memc_softc {
            device_t                sc_dev;
            bus_space_tag_t         sc_bust;
            bus_space_handle_t      sc_bush;
            struct evcnt            sc_evcnt;
    };
    
    #define MEMC_NDEVS      2
    
    #define memc_reg_read(sc, off) \
                bus_space_read_1((sc)->sc_bust, (sc)->sc_bush, (off))
    #define memc_reg_write(sc, off, v) \
                bus_space_write_1((sc)->sc_bust, (sc)->sc_bush, (off), (v))
    
    /*
     * Some tweakable parameters. Mind you, I don't recommend changing
     * the ipl...
     * XXX: This should probably be ipl 7
     */
    #ifdef MVME68K
    #define MEMC_IRQ_LEVEL          6
    #else
    #error Define irq level for memory controller
    #endif
    
    extern  void    memc_init(struct memc_softc *);
    
    #endif  /* _MVME_MEMCREG_H */

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