FreeBSD/Linux Kernel Cross Reference
sys/sun4v/include/ofw_nexus.h

     /*-
      * Copyright (c) 1998, 1999 Eduardo E. Horvath
      * Copyright (c) 1999 Matthew R. Green
      * All rights reserved.
      *
      * 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. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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: NetBSD: psychoreg.h,v 1.8 2001/09/10 16:17:06 eeh Exp
     *
     * $FreeBSD$
     */
    
    #ifndef _MACHINE_OFW_NEXUS_H_
    #define _MACHINE_OFW_NEXUS_H_
    
    /*
     * These are the regs used for devices on the nexus. They apply to all of
     * Fireplane/Safari, JBus and UPA.
     */
    
    struct nexus_regs {
            uint32_t        phys_hi;
            uint32_t        phys_lo;
            uint32_t        size_hi;
            uint32_t        size_lo;
    };
    
    #define NEXUS_REG_PHYS(r) \
            (((uint64_t)(r)->phys_hi << 32) | (uint64_t)(r)->phys_lo)
    #define NEXUS_REG_SIZE(r) \
            (((uint64_t)(r)->size_hi << 32) | (uint64_t)(r)->size_lo)
    
    #endif /* !_MACHINE_OFW_NEXUS_H_ */
    
    

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