FreeBSD/Linux Kernel Cross Reference
sys/pci/simos.h

     /*-
      * Copyright (c) 1998 Doug Rabson
      * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
     *
     * $FreeBSD: releng/5.0/sys/pci/simos.h 50477 1999-08-28 01:08:13Z peter $
     */
    
    /*
     * Copyright (C) 1998 by the Board of Trustees
     *    of Leland Stanford Junior University.
     * Copyright (C) 1998 Digital Equipment Corporation
     *
     * This file is part of the SimOS distribution.
     * See LICENSE file for terms of the license.
     *
     */
    
    
    
    
    #ifndef _SIMOS_SCSI_H
    #define _SIMOS_SCSI_H
    
    #define SIMOS_SCSI_ADDR       0xfffffcc500000000
    #define SIMOS_SCSI_ADDR_32    0xffffffffa5000000
    #define SIMOS_SCSI_MAXDMA_LEN 128
    #define SIMOS_SCSI_MAXTARG    16
    #define SIMOS_SCSI_MAXLUN     16
    
    #define SIMOS_SCSI_REGS     ((struct SimOS_SCSI *)SIMOS_SCSI_ADDR)
    #define SIMOS_SCSI_REGS_32  ((struct SimOS_SCSI *)SIMOS_SCSI_ADDR_32)
    
    typedef unsigned long SCSIReg;
    
    
    typedef struct SimOS_SCSI {
       SCSIReg startIO;   /* write-only */
       SCSIReg done[SIMOS_SCSI_MAXTARG];  /* read-write (write=ack) */
    
       SCSIReg target;                     /* data fields */
       SCSIReg lun;
       SCSIReg cmd[12];
       SCSIReg length;
       SCSIReg sgLen;
       struct {
          SCSIReg pAddr;
          SCSIReg len;
       } sgMap[SIMOS_SCSI_MAXDMA_LEN];
       
       
    } SimOS_SCSI;
    
    #endif

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