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device.h revision 1.1 
      1 /*	$NetBSD: device.h,v 1.1 1997/02/04 03:52:22 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1982, 1990, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)device.h	8.1 (Berkeley) 6/10/93
     36  */
     37 
     38 struct hp_hw {
     39 	caddr_t	hw_pa;		/* physical address of control space */
     40 	int	hw_size;	/* size of control space */
     41 	caddr_t	hw_kva;		/* kernel virtual address of control space */
     42 	short	hw_id;		/* HW returned id */
     43 	short	hw_secid;	/* secondary HW id (displays) */
     44 	short	hw_type;	/* type (defined below) */
     45 	short	hw_sc;		/* select code (if applicable) */
     46 };
     47 
     48 #define	MAXCTLRS	16	/* Size of HW table (arbitrary) */
     49 #define	MAXSLAVES	8	/* Slaves per controller (HPIB/SCSI limit) */
     50 
     51 /* bus types */
     52 #define	B_MASK		0xE000
     53 #define	B_DIO		0x2000
     54 #define B_DIOII		0x4000
     55 #define B_VME		0x6000
     56 /* controller types */
     57 #define	C_MASK		0x8F
     58 #define C_FLAG		0x80
     59 #define	C_HPIB		0x81
     60 #define C_SCSI		0x82
     61 #define C_VME		0x83
     62 /* device types (controllers with no slaves) */
     63 #define D_MASK		0x8F
     64 #define	D_BITMAP	0x01
     65 #define	D_LAN		0x02
     66 #define	D_FPA		0x03
     67 #define	D_KEYBOARD	0x04
     68 #define	D_COMMDCA	0x05
     69 #define	D_COMMDCM	0x06
     70 #define	D_COMMDCL	0x07
     71 #define	D_PPORT		0x08
     72 #define	D_MISC		0x7F
     73 
     74 #define HW_ISCTLR(hw)	((hw)->hw_type & C_FLAG)
     75 #define HW_ISDIOII(hw)	((hw)->hw_type & B_DIOII)
     76 #define HW_ISHPIB(hw)	(((hw)->hw_type & C_MASK) == C_HPIB)
     77 #define HW_ISSCSI(hw)	(((hw)->hw_type & C_MASK) == C_SCSI)
     78 #define HW_ISDEV(hw,d)	(((hw)->hw_type & D_MASK) == (d))
     79