2 * Copyright (c) 1998 Doug Rabson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: src/sys/pci/simos.h,v 1.2 1999/08/28 00:51:06 peter Exp $
27 * $DragonFly: src/sys/dev/disk/simos/Attic/simos.h,v 1.2 2003/06/17 04:28:57 dillon Exp $
31 * Copyright (C) 1998 by the Board of Trustees
32 * of Leland Stanford Junior University.
33 * Copyright (C) 1998 Digital Equipment Corporation
35 * This file is part of the SimOS distribution.
36 * See LICENSE file for terms of the license.
46 #define SIMOS_SCSI_ADDR 0xfffffcc500000000
47 #define SIMOS_SCSI_ADDR_32 0xffffffffa5000000
48 #define SIMOS_SCSI_MAXDMA_LEN 128
49 #define SIMOS_SCSI_MAXTARG 16
50 #define SIMOS_SCSI_MAXLUN 16
52 #define SIMOS_SCSI_REGS ((struct SimOS_SCSI *)SIMOS_SCSI_ADDR)
53 #define SIMOS_SCSI_REGS_32 ((struct SimOS_SCSI *)SIMOS_SCSI_ADDR_32)
55 typedef unsigned long SCSIReg;
58 typedef struct SimOS_SCSI {
59 SCSIReg startIO; /* write-only */
60 SCSIReg done[SIMOS_SCSI_MAXTARG]; /* read-write (write=ack) */
62 SCSIReg target; /* data fields */
70 } sgMap[SIMOS_SCSI_MAXDMA_LEN];