mirror of
https://github.com/freebsd/freebsd-src.git
synced 2024-12-05 05:49:27 +00:00
897cd717a5
work in progress and has never booted a real machine. Initial development and testing was done using SimOS (see http://simos.stanford.edu for details). On the SimOS simulator, this port successfully reaches single-user mode and has been tested with loads as high as one copy of /bin/ls :-). Obtained from: partly from NetBSD/alpha
75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/*-
|
|
* 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
|