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      1 /*	$NetBSD: nhpibreg.h,v 1.7 2005/12/11 12:17:14 christos 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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)nhpibreg.h	8.1 (Berkeley) 6/10/93
     32  */
     33 
     34 #include <hp300/dev/iotypes.h>	/* XXX */
     35 
     36 struct	nhpibdevice {
     37 	u_char	hpib_pad0;
     38 	vu_char	hpib_cid;
     39 	u_char	hpib_pad1;
     40 #define	hpib_ie		hpib_ids
     41 	vu_char	hpib_ids;
     42 	u_char	hpib_pad2;
     43 	vu_char	hpib_csa;
     44 	u_char	hpib_pad3[11];
     45 #define	hpib_mim	hpib_mis
     46 	vu_char	hpib_mis;
     47 	u_char	hpib_pad4;
     48 #define	hpib_lim	hpib_lis
     49 	vu_char	hpib_lis;
     50 	u_char	hpib_pad5;
     51 	vu_char	hpib_is;
     52 	u_char	hpib_pad6;
     53 #define	hpib_acr	hpib_cls
     54 	vu_char	hpib_cls;
     55 	u_char	hpib_pad7;
     56 	vu_char	hpib_ar;
     57 	u_char	hpib_pad8;
     58 	vu_char	hpib_sprb;
     59 	u_char	hpib_pad9;
     60 #define	hpib_ppr	hpib_cpt
     61 	vu_char	hpib_cpt;
     62 	u_char	hpib_pad10;
     63 	vu_char	hpib_data;
     64 };
     65 
     66 /*
     67  * Bits in hpib_lis (and hpib_lim).
     68  */
     69 #define	LIS_IFC		0x01
     70 #define	LIS_SRQ		0x02
     71 #define	LIS_MA		0x04
     72 #define	LIS_DCAS	0x08
     73 #define	LIS_APT		0x10
     74 #define	LIS_UCG		0x20
     75 #define	LIS_ERR		0x40
     76 #define	LIS_GET		0x80
     77 
     78 #define	MIS_END		0x08
     79 #define	MIS_BO		0x10
     80 #define	MIS_BI		0x20
     81 
     82 #define	IS_TADS		0x02
     83 #define	IS_LADS		0x04
     84 
     85 /*
     86  * ti9914 "Auxiliary Commands" - Some are Set/Clear, others pulse.
     87  */
     88 #define	AUX_CSWRST	0x00	/* End software reset */
     89 #define	AUX_RHDF	0x02	/* release RFD (ready for data) holdoff */
     90 #define	AUX_CHDFA	0x03	/* Clear holdoff on all data */
     91 #define	AUX_CHDFE	0x04	/* Clear holdoff on EOI data only */
     92 #define	AUX_EOI		0x08	/* Pulse EOI (with data) */
     93 #define	AUX_CLON	0x09	/* Clear listen only */
     94 #define	AUX_CTON	0x0a	/* Clear talk only */
     95 #define	AUX_GTS		0x0b	/* Go to standby (clears ATN line) */
     96 #define	AUX_TCA		0x0c	/* Take control (async) */
     97 #define	AUX_TCS		0x0d	/* Take control (sync) */
     98 #define	AUX_CPP		0x0e	/* Clear parallel poll */
     99 #define	AUX_CSIC	0x0f	/* Clear IFC (interface clear) line */
    100 #define	AUX_CSRE	0x10	/* Clear REN (remote enable) line */
    101 #define	AUX_CDAI	0x13	/* Clear interrupt disable */
    102 #define	AUX_CSTD1	0x15	/* Clear 1200ns T1 delay */
    103 #define	AUX_CSHDW	0x16	/* Clear shadow handshake */
    104 #define	AUX_CVSTD1	0x17	/* Clear 600ns T1 delay */
    105 
    106 #define	AUX_SSWRST	0x80	/* Start software reset */
    107 #define	AUX_SHDFA	0x83	/* Set holdoff on all data */
    108 #define	AUX_SHDFE	0x84	/* Set holdoff on EOI data only */
    109 #define	AUX_SLON	0x89	/* Set listen only */
    110 #define	AUX_STON	0x8a	/* Set talk only */
    111 #define	AUX_SPP		0x8e	/* Set parallel poll */
    112 #define	AUX_SSIC	0x8f	/* Set IFC line */
    113 #define	AUX_SSRE	0x90	/* Set REN line */
    114 #define	AUX_SDAI	0x93	/* Disable all interrupts */
    115 #define	AUX_SSTD1	0x95	/* Set T1 delay to 1200ns */
    116 #define	AUX_SSHDW	0x96	/* Set shadow handshake */
    117 #define	AUX_SVSTD1	0x97	/* Set T1 delay to 600ns */
    118