FreeBSD/Linux Kernel Cross Reference
sys/sparc64/sbus/sbusvar.h

     /*-
      * Copyright (c) 1998 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Paul Kranenburg.
      *
      * 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.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *        This product includes software developed by the NetBSD
     *        Foundation, Inc. and its contributors.
     * 4. Neither the name of The NetBSD Foundation nor the names of its
     *    contributors may be used to endorse or promote products derived
     *    from this software without specific prior written permission.
     *
     * 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.
     */
    /*-
     * Copyright (c) 1992, 1993
     *      The Regents of the University of California.  All rights reserved.
     *
     * This software was developed by the Computer Systems Engineering group
     * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
     * contributed to Berkeley.
     *
     * All advertising materials mentioning features or use of this software
     * must display the following acknowledgement:
     *      This product includes software developed by the University of
     *      California, Lawrence Berkeley Laboratory.
     *
     * 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.
     * 4. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
     *
     *      from: @(#)sbusvar.h     8.1 (Berkeley) 6/11/93
     *      from: NetBSD: sbusvar.h,v 1.7 1999/06/05 05:30:43 mrg Exp
     *
     * $FreeBSD: releng/8.0/sys/sparc64/sbus/sbusvar.h 190112 2009-03-19 21:02:36Z marius $
     */
    
    #ifndef _SPARC64_SBUS_SBUSVAR_H_
    #define _SPARC64_SBUS_SBUSVAR_H_
    
    /*
     * Macros for probe order
     */
    #define SBUS_ORDER_FIRST        10
    #define SBUS_ORDER_NORMAL       20
    
    /*
     * PROM-reported DMA burst sizes for the SBus
     */
    #define SBUS_BURST_1            (1 << 0)
    #define SBUS_BURST_2            (1 << 1)
    #define SBUS_BURST_4            (1 << 2)
    #define SBUS_BURST_8            (1 << 3)
    #define SBUS_BURST_16           (1 << 4)
    #define SBUS_BURST_32           (1 << 5)
    #define SBUS_BURST_64           (1 << 6)
    #define SBUS_BURST_MASK         ((1 << SBUS_BURST_SIZE) - 1)
    #define SBUS_BURST_SIZE         16
   #define SBUS_BURST64_MASK       (SBUS_BURST_MASK << SBUS_BURST64_SHIFT)
   #define SBUS_BURST64_SHIFT      16
   
   /* Used if no burst sizes are specified for the bus. */
   #define SBUS_BURST_DEF \
           (SBUS_BURST_1 | SBUS_BURST_2 | SBUS_BURST_4 | SBUS_BURST_8 |    \
           SBUS_BURST_16 | SBUS_BURST_32 | SBUS_BURST_64)
   #define SBUS_BURST64_DEF \
           (SBUS_BURST_8 | SBUS_BURST_16 | SBUS_BURST_32 | SBUS_BURST_64)
   
   enum sbus_device_ivars {
           SBUS_IVAR_BURSTSZ,
           SBUS_IVAR_CLOCKFREQ,
           SBUS_IVAR_IGN,
           SBUS_IVAR_SLOT,
   };
   
   /*
    * Simplified accessors for sbus devices
    */
   #define SBUS_ACCESSOR(var, ivar, type) \
           __BUS_ACCESSOR(sbus, var, SBUS, ivar, type)
   
   SBUS_ACCESSOR(burstsz,          BURSTSZ,        int)
   SBUS_ACCESSOR(clockfreq,        CLOCKFREQ,      int)
   SBUS_ACCESSOR(ign,              IGN,            int)
   SBUS_ACCESSOR(slot,             SLOT,           int)
   
   #undef SBUS_ACCESSOR
   
   #endif /* _SPARC64_SBUS_SBUSVAR_H_ */

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