1 /* 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * from: @(#)ppiioctl.h 7.2 (Berkeley) 12/16/90 30 * $NetBSD: parioctl.h,v 1.4 2005/12/11 12:19:44 christos Exp $ 31 */ 32 33 #ifndef _X68K_PARIOCTL_H_ 34 #define _X68K_PARIOCTL_H_ 35 36 #ifndef _IOCTL_ 37 #include <sys/ioctl.h> 38 #endif 39 40 struct parparam { 41 int burst; /* chars to send/recv in one call */ 42 int timo; /* timeout: -1 blocking, 0 non-blocking, >0 msec */ 43 int delay; /* delay between polls (msec) */ 44 }; 45 46 #define PAR_BLOCK -1 47 #define PAR_NOBLOCK 0 48 49 /* default values */ 50 #define PAR_BURST 1024 51 #define PAR_TIMO PAR_BLOCK 52 #define PAR_DELAY 10 53 54 /* limits */ 55 #define PAR_BURST_MIN 1 56 #define PAR_BURST_MAX 1024 57 #define PAR_DELAY_MIN 0 58 #define PAR_DELAY_MAX 30000 59 60 #define PARIOCSPARAM _IOW('P', 0x1, struct parparam) 61 #define PARIOCGPARAM _IOR('P', 0x2, struct parparam) 62 63 #endif 64