1 /* $NetBSD: rdvar.h,v 1.10 2000/10/10 19:58:43 he 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 #include <sys/callout.h> 46 47 struct rdidentinfo { 48 short ri_hwid; /* 2 byte HW id */ 49 short ri_maxunum; /* maximum allowed unit number */ 50 char *ri_desc; /* drive type description */ 51 int ri_nbpt; /* DEV_BSIZE blocks per track */ 52 int ri_ntpc; /* tracks per cylinder */ 53 int ri_ncyl; /* cylinders per unit */ 54 int ri_nblocks; /* DEV_BSIZE blocks on disk */ 55 }; 56 57 struct rdstats { 58 long rdretries; 59 long rdresets; 60 long rdtimeouts; 61 long rdpolltries; 62 long rdpollwaits; 63 }; 64 65 struct rd_softc { 66 struct device sc_dev; 67 struct disk sc_dkdev; 68 struct callout sc_restart_ch; 69 int sc_slave; /* HP-IB slave */ 70 int sc_punit; /* physical unit on slave */ 71 int sc_flags; 72 short sc_type; 73 char *sc_addr; 74 int sc_resid; 75 struct rd_describe sc_rddesc; 76 struct hpibqueue sc_hq; /* hpib job queue entry */ 77 struct rd_iocmd sc_ioc; 78 struct rd_rscmd sc_rsc; 79 struct rd_stat sc_stat; 80 struct rd_ssmcmd sc_ssmc; 81 struct rd_srcmd sc_src; 82 struct rd_clearcmd sc_clear; 83 struct buf_queue sc_tab; 84 int sc_active; 85 int sc_errcnt; 86 struct rdstats sc_stats; 87 #if NRND > 0 88 rndsource_element_t rnd_source; 89 #endif 90 }; 91 92 /* sc_flags values */ 93 #define RDF_ALIVE 0x01 94 #define RDF_SEEK 0x02 95 #define RDF_SWAIT 0x04 96 #define RDF_OPENING 0x08 97 #define RDF_CLOSING 0x10 98 #define RDF_WANTED 0x20 99 #define RDF_WLABEL 0x40 100 101 #define rdunit(x) (minor(x) >> 3) 102 #define rdpart(x) (minor(x) & 0x7) 103 #define rdpunit(x) ((x) & 7) 104 #define rdlabdev(d) (dev_t)(((int)(d)&~7)|2) /* rd?c */ 105 106 #define RDRETRY 5 107 #define RDWAITC 1 /* min time for timeout in seconds */ 108 109 #ifdef _KERNEL 110 extern struct rdidentinfo rdidentinfo[]; 111 112 /* rd_subr.c */ 113 void rdmakedisklabel __P((int, struct disklabel *)); 114 #endif 115