49 lines
2.0 KiB
C
49 lines
2.0 KiB
C
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/*-
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* Copyright (c) 2005 Yoshihiro TAKAHASHI
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* All rights reserved.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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* $FreeBSD$
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*/
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/*
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* modified for PC9801 by A.Kojima
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* Kyoto University Microcomputer Club (KMC)
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*/
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#define lpt_pstb_ctrl (-9) /* PSTB enable control */
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#define LPC_EN_PSTB 0xc /* PSTB enable */
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#define LPC_DIS_PSTB 0xd /* PSTB disable */
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#define lpt_data 0 /* Data to/from printer (R/W) */
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#define lpt_status 2 /* Status of printer (R) */
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#define LPS_NBSY 0x4 /* printer no ack of data */
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#define lpt_control 6 /* Control printer (W) */
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#define LPC_MODE8255 0x82 /* 8255 mode */
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#define LPC_IRQ8 0x6 /* IRQ8 active */
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#define LPC_NIRQ8 0x7 /* IRQ8 inactive */
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#define LPC_PSTB 0xe /* PSTB active */
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#define LPC_NPSTB 0xf /* PSTB inactive */
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