2003-08-07 20:26:28 +04:00
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/* $NetBSD: ppiio.h,v 1.2 2003/08/07 16:30:56 agc Exp $ */
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2003-06-02 07:47:09 +04:00
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/*
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. 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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2003-08-07 20:26:28 +04:00
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* 3. Neither the name of the University nor the names of its contributors
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2003-06-02 07:47:09 +04:00
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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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* @(#)ppiioctl.h 8.1 (Berkeley) 6/10/93
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*/
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#ifndef _IOCTL_
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#include <sys/ioctl.h>
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#endif
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struct ppiparam {
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int burst; /* chars to send/recv in one call */
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int timo; /* timeout: -1 blocking, 0 non-blocking, >0 msec */
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int delay; /* delay between polls (msec) */
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};
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#define PPI_BLOCK -1
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#define PPI_NOBLOCK 0
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/* default values */
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#define PPI_BURST 1024
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#define PPI_TIMO PPI_BLOCK
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#define PPI_DELAY 10
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/* limits */
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#define PPI_BURST_MIN 1
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#define PPI_BURST_MAX 1024
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#define PPI_DELAY_MIN 0
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#define PPI_DELAY_MAX 30000
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#define PPIIOCSPARAM _IOW('P', 0x1, struct ppiparam)
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#define PPIIOCGPARAM _IOR('P', 0x2, struct ppiparam)
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#define PPIIOCSSEC _IOW('P', 0x3, int)
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