parioctl.h revision 1.1
1 1.1 mw /* 2 1.1 mw * Copyright (c) 1990 The Regents of the University of California. 3 1.1 mw * All rights reserved. 4 1.1 mw * 5 1.1 mw * Redistribution and use in source and binary forms, with or without 6 1.1 mw * modification, are permitted provided that the following conditions 7 1.1 mw * are met: 8 1.1 mw * 1. Redistributions of source code must retain the above copyright 9 1.1 mw * notice, this list of conditions and the following disclaimer. 10 1.1 mw * 2. Redistributions in binary form must reproduce the above copyright 11 1.1 mw * notice, this list of conditions and the following disclaimer in the 12 1.1 mw * documentation and/or other materials provided with the distribution. 13 1.1 mw * 3. All advertising materials mentioning features or use of this software 14 1.1 mw * must display the following acknowledgement: 15 1.1 mw * This product includes software developed by the University of 16 1.1 mw * California, Berkeley and its contributors. 17 1.1 mw * 4. Neither the name of the University nor the names of its contributors 18 1.1 mw * may be used to endorse or promote products derived from this software 19 1.1 mw * without specific prior written permission. 20 1.1 mw * 21 1.1 mw * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 1.1 mw * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 1.1 mw * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 1.1 mw * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 1.1 mw * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 1.1 mw * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 1.1 mw * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 1.1 mw * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 1.1 mw * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 1.1 mw * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 1.1 mw * SUCH DAMAGE. 32 1.1 mw * 33 1.1 mw * from: @(#)ppiioctl.h 7.2 (Berkeley) 12/16/90 34 1.1 mw * $Id: parioctl.h,v 1.1 1993/09/02 16:53:40 mw Exp $ 35 1.1 mw */ 36 1.1 mw 37 1.1 mw #ifndef _IOCTL_ 38 1.1 mw #include <sys/ioctl.h> 39 1.1 mw #endif 40 1.1 mw 41 1.1 mw struct parparam { 42 1.1 mw int burst; /* chars to send/recv in one call */ 43 1.1 mw int timo; /* timeout: -1 blocking, 0 non-blocking, >0 msec */ 44 1.1 mw int delay; /* delay between polls (msec) */ 45 1.1 mw }; 46 1.1 mw 47 1.1 mw #define PAR_BLOCK -1 48 1.1 mw #define PAR_NOBLOCK 0 49 1.1 mw 50 1.1 mw /* default values */ 51 1.1 mw #define PAR_BURST 1024 52 1.1 mw #define PAR_TIMO PAR_BLOCK 53 1.1 mw #define PAR_DELAY 10 54 1.1 mw 55 1.1 mw /* limits */ 56 1.1 mw #define PAR_BURST_MIN 1 57 1.1 mw #define PAR_BURST_MAX 1024 58 1.1 mw #define PAR_DELAY_MIN 0 59 1.1 mw #define PAR_DELAY_MAX 30000 60 1.1 mw 61 1.1 mw #define PARIOCSPARAM _IOW('P', 0x1, struct parparam) 62 1.1 mw #define PARIOCGPARAM _IOR('P', 0x2, struct parparam) 63
Indexes created Wed Sep 24 15:09:51 GMT 2025