6f34dba98a
It is now possible to control the various parallel port signals from user-space programs without having to resort to opening /dev/io directly.
52 lines
2.0 KiB
C
52 lines
2.0 KiB
C
/*-
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* Copyright (c) 1997 Nicolas Souchu
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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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* $Id: ppi.h,v 1.1 1997/08/14 13:57:43 msmith Exp $
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*
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*/
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#ifndef __PPI_H
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#define __PPI_H
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#ifndef KERNEL
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# include <sys/types.h>
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#endif
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#include <sys/ioccom.h>
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#define PPIGDATA _IOR('P', 10, u_int8_t)
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#define PPIGSTATUS _IOR('P', 11, u_int8_t)
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#define PPIGCTRL _IOR('P', 12, u_int8_t)
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#define PPIGEPP _IOR('P', 13, u_int8_t)
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#define PPIGECR _IOR('P', 14, u_int8_t)
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#define PPIGFIFO _IOR('P', 15, u_int8_t)
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#define PPISDATA _IOW('P', 16, u_int8_t)
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#define PPISSTATUS _IOW('P', 17, u_int8_t)
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#define PPISCTRL _IOW('P', 18, u_int8_t)
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#define PPISEPP _IOW('P', 19, u_int8_t)
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#define PPISECR _IOW('P', 20, u_int8_t)
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#define PPISFIFO _IOW('P', 21, u_int8_t)
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#endif
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