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/*-
* 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.
*
* $Id$
*/
/*
* 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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