1997-01-13 03:46:51 +03:00
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/* $NetBSD: lptreg.h,v 1.4 1997/01/13 00:46:52 mark Exp $ */
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1996-02-01 02:14:53 +03:00
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1997-01-13 03:46:51 +03:00
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/*-
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1996-02-01 02:14:53 +03:00
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)lptreg.h 1.1 (Berkeley) 12/19/90
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*/
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/*
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* AT Parallel Port (for lineprinter)
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* Interface port and bit definitions
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* Written by William Jolitz 12/18/90
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* Copyright (C) William Jolitz 1990
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*/
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#define lpt_data 0 /* Data to/from printer (R/W) */
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1997-01-13 03:46:51 +03:00
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#define lpt_status 1 /* Status of printer (R) */
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1996-02-01 02:14:53 +03:00
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#define LPS_NERR 0x08 /* printer no error */
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#define LPS_SELECT 0x10 /* printer selected */
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#define LPS_NOPAPER 0x20 /* printer out of paper */
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#define LPS_NACK 0x40 /* printer no ack of data */
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#define LPS_NBSY 0x80 /* printer no ack of data */
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1997-01-13 03:46:51 +03:00
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#define lpt_control 2 /* Control printer (R/W) */
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1996-02-01 02:14:53 +03:00
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#define LPC_STROBE 0x01 /* strobe data to printer */
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#define LPC_AUTOLF 0x02 /* automatic linefeed */
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#define LPC_NINIT 0x04 /* initialize printer */
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#define LPC_SELECT 0x08 /* printer selected */
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#define LPC_IENABLE 0x10 /* printer out of paper */
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1997-01-13 03:46:51 +03:00
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#define LPT_NPORTS 4
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