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      1 /*	$NetBSD: hp98265reg.h,v 1.2 2005/12/11 12:17:14 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1990, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This code is derived from software contributed to Berkeley by
      8  * Van Jacobson of Lawrence Berkeley Laboratory.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. Neither the name of the University nor the names of its contributors
     19  *    may be used to endorse or promote products derived from this software
     20  *    without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  * SUCH DAMAGE.
     33  *
     34  *	@(#)scsireg.h	8.1 (Berkeley) 6/10/93
     35  */
     36 
     37 /*
     38  * HP 98265A SCSI Interface Hardware Description.
     39  */
     40 
     41 #define SPC_OFFSET	32
     42 #define SPC_SIZE	(32 * 2)	/* XXX */
     43 
     44 #define HPSCSI_ID	0x00
     45 #define  ID_MASK	0x1f
     46 #define  SCSI_ID	0x07
     47 #define  ID_WORD_DMA	0x20
     48 
     49 #define HPSCSI_CSR	0x01
     50 #define  CSR_IE		0x80
     51 #define  CSR_IR		0x40
     52 #define  SCSI_IPL(csr)	((((csr) >> 4) & 3) + 3)
     53 #define  CSR_DMA32	0x08
     54 #define  CSR_DMAIN	0x04
     55 #define  CSR_DE1	0x02
     56 #define  CSR_DE0	0x01
     57 
     58 #define HPSCSI_WRAP	0x02
     59 #define  WRAP_REQ	0x80
     60 #define  WRAP_ACK	0x40
     61 #define  WRAP_BSY	0x08
     62 #define  WRAP_MSG	0x04
     63 #define  WRAP_CD	0x02
     64 #define  WRAP_IO	0x01
     65 
     66 #define HPSCSI_HCONF	0x03
     67 #define  HCONF_TP	0x80
     68 #define  SCSI_SYNC_XFER(hconf) (((hconf) >> 5) & 3)
     69 #define  HCONF_SD	0x10
     70 #define  HCONF_PARITY	0x08
     71