NetBSD/sys/arch/hp300/dev/hp98265reg.h

71 lines
2.5 KiB
C

/* $NetBSD: hp98265reg.h,v 1.2 2005/12/11 12:17:14 christos Exp $ */
/*
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Van Jacobson of Lawrence Berkeley Laboratory.
*
* 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. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* @(#)scsireg.h 8.1 (Berkeley) 6/10/93
*/
/*
* HP 98265A SCSI Interface Hardware Description.
*/
#define SPC_OFFSET 32
#define SPC_SIZE (32 * 2) /* XXX */
#define HPSCSI_ID 0x00
#define ID_MASK 0x1f
#define SCSI_ID 0x07
#define ID_WORD_DMA 0x20
#define HPSCSI_CSR 0x01
#define CSR_IE 0x80
#define CSR_IR 0x40
#define SCSI_IPL(csr) ((((csr) >> 4) & 3) + 3)
#define CSR_DMA32 0x08
#define CSR_DMAIN 0x04
#define CSR_DE1 0x02
#define CSR_DE0 0x01
#define HPSCSI_WRAP 0x02
#define WRAP_REQ 0x80
#define WRAP_ACK 0x40
#define WRAP_BSY 0x08
#define WRAP_MSG 0x04
#define WRAP_CD 0x02
#define WRAP_IO 0x01
#define HPSCSI_HCONF 0x03
#define HCONF_TP 0x80
#define SCSI_SYNC_XFER(hconf) (((hconf) >> 5) & 3)
#define HCONF_SD 0x10
#define HCONF_PARITY 0x08