1 /* $NetBSD: rdvar.h,v 1.2 1994/10/26 07:24:56 cgd Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1982, 1990, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * from: Utah $Hdr: rdvar.h 1.1 92/12/21$ 41 * 42 * @(#)rdvar.h 8.1 (Berkeley) 6/10/93 43 */ 44 45 struct rdidentinfo { 46 short ri_hwid; /* 2 byte HW id */ 47 short ri_maxunum; /* maximum allowed unit number */ 48 char *ri_desc; /* drive type description */ 49 int ri_nblocks; /* DEV_BSIZE blocks on disk */ 50 }; 51 52 struct rdinfo { 53 struct disklabel ri_label; /* label */ 54 int ri_bopen; /* mask of open block devs */ 55 int ri_copen; /* mask of open char devs */ 56 int ri_open; /* composite mask of open devs */ 57 }; 58 59 struct rd_softc { 60 struct hp_device *sc_hd; 61 int sc_flags; 62 short sc_type; 63 short sc_punit; 64 char *sc_addr; 65 int sc_resid; 66 u_int sc_wpms; 67 struct rdinfo sc_info; 68 struct devqueue sc_dq; 69 struct rd_iocmd sc_ioc; 70 struct rd_rscmd sc_rsc; 71 struct rd_stat sc_stat; 72 struct rd_ssmcmd sc_ssmc; 73 struct rd_srcmd sc_src; 74 struct rd_clearcmd sc_clear; 75 }; 76 77 /* sc_flags values */ 78 #define RDF_ALIVE 0x01 79 #define RDF_SEEK 0x02 80 #define RDF_SWAIT 0x04 81 #define RDF_OPENING 0x08 82 #define RDF_CLOSING 0x10 83 #define RDF_WANTED 0x20 84 #define RDF_WLABEL 0x40 85 86 struct rdstats { 87 long rdretries; 88 long rdresets; 89 long rdtimeouts; 90 long rdpolltries; 91 long rdpollwaits; 92 }; 93 94 #define rdunit(x) (minor(x) >> 3) 95 #define rdpart(x) (minor(x) & 0x7) 96 #define rdpunit(x) ((x) & 7) 97 #define rdlabdev(d) (dev_t)(((int)(d)&~7)|2) /* rd?c */ 98 99 #define b_cylin b_resid 100 101 #define RDRETRY 5 102 #define RDWAITC 1 /* min time for timeout in seconds */ 103