1 /* $NetBSD: rdreg.h,v 1.9 2002/02/11 11:19:28 wiz 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 $Hdr: rdreg.h 1.2 90/10/12$ 41 * 42 * @(#)rdreg.h 8.1 (Berkeley) 6/10/93 43 */ 44 45 struct rd_iocmd { 46 char c_pad; 47 char c_unit; 48 char c_volume; 49 char c_saddr; 50 short c_hiaddr; 51 long c_addr; 52 char c_nop2; 53 char c_slen; 54 long c_len; 55 char c_cmd; 56 char c_pad2; 57 } __attribute__((__packed__)); 58 59 struct rd_rscmd { 60 char c_unit; 61 char c_sram; 62 char c_ram; 63 char c_cmd; 64 } __attribute__((__packed__)); 65 66 struct rd_stat { 67 char c_vu; 68 char c_pend; 69 short c_ref; 70 short c_fef; 71 short c_aef; 72 short c_ief; 73 union { 74 char cu_raw[10]; 75 struct { 76 short cu_msw; 77 long cu_lsl; 78 } cu_sva; 79 struct { 80 long cu_cyhd; 81 short cu_sect; 82 } cu_tva; 83 } c_pf; 84 } __attribute__((__packed__)); 85 #define c_raw c_pf.cu_raw 86 #define c_blk c_pf.cu_sva.cu_lsl /* for now */ 87 #define c_tva c_pf.cu_tva 88 89 struct rd_ssmcmd { 90 char c_unit; 91 char c_cmd; 92 short c_refm; 93 short c_fefm; 94 short c_aefm; 95 short c_iefm; 96 } __attribute__((__packed__)); 97 98 struct rd_srcmd { 99 char c_unit; 100 char c_nop; 101 char c_cmd; 102 char c_param; 103 } __attribute__((__packed__)); 104 105 struct rd_clearcmd { 106 char c_unit; 107 char c_cmd; 108 } __attribute__((__packed__)); 109 110 struct rd_describe { 111 u_int d_iuw:16, /* controller: installed unit word */ 112 d_cmaxxfr:16, /* controller: max transfer rate (Kb) */ 113 d_ctype:8, /* controller: controller type */ 114 d_utype:8, /* unit: unit type */ 115 d_name:24, /* unit: name (6 BCD digits) */ 116 d_sectsize:16, /* unit: # of bytes per block (sector) */ 117 d_blkbuf:8, /* unit: # of blocks which can be buffered */ 118 d_burstsize:8, /* unit: recommended burst size */ 119 d_blocktime:16, /* unit: block time (u-sec) */ 120 d_uavexfr:16, /* unit: average transfer rate (Kb) */ 121 d_retry:16, /* unit: optimal retry time (1/100-sec) */ 122 d_access:16, /* unit: access time param (1/100-sec) */ 123 d_maxint:8, /* unit: maximum interleave */ 124 d_fvbyte:8, /* unit: fixed volume byte */ 125 d_rvbyte:8, /* unit: removeable volume byte */ 126 d_maxcyl:24, /* volume: maximum cylinder */ 127 d_maxhead:8, /* volume: maximum head */ 128 d_maxsect:16, /* volume: maximum sector on track */ 129 d_maxvsecth:16, /* volume: maximum sector on volume (MSW) */ 130 d_maxvsectl:32, /* volume: maximum sector on volume (LSWs) */ 131 d_interleave:8; /* volume: current interleave */ 132 } __attribute__((__packed__)); 133 134 /* HW ids */ 135 #define RD7946AID 0x220 /* also 7945A */ 136 #define RD9134DID 0x221 /* also 9122S */ 137 #define RD9134LID 0x222 /* also 9122D */ 138 #define RD7912PID 0x209 139 #define RD7914CTID 0x20A 140 #define RD7914PID 0x20B 141 #define RD7958AID 0x22B 142 #define RD7957AID 0x22A 143 #define RD7933HID 0x212 144 #define RD7936HID 0x213 /* just guessing -- as of yet unknown */ 145 #define RD7937HID 0x214 146 #define RD7957BID 0x22C /* another guess based on 7958B */ 147 #define RD7958BID 0x22D 148 #define RD7959BID 0x22E /* another guess based on 7958B */ 149 #define RD2200AID 0x22F 150 #define RD2203AID 0x230 /* yet another guess */ 151 152 /* SW ids -- indicies into rdidentinfo, order is arbitrary */ 153 #define RD7945A 0 154 #define RD9134D 1 155 #define RD9122S 2 156 #define RD7912P 3 157 #define RD7914P 4 158 #define RD7958A 5 159 #define RD7957A 6 160 #define RD7933H 7 161 #define RD9134L 8 162 #define RD7936H 9 163 #define RD7937H 10 164 #define RD7914CT 11 165 #define RD7946A 12 166 #define RD9122D 13 167 #define RD7957B 14 168 #define RD7958B 15 169 #define RD7959B 16 170 171 #define NRD7945ABPT 16 172 #define NRD7945ATRK 7 173 #define NRD9134DBPT 16 174 #define NRD9134DTRK 6 175 #define NRD9122SBPT 8 176 #define NRD9122STRK 2 177 #define NRD7912PBPT 32 178 #define NRD7912PTRK 7 179 #define NRD7914PBPT 32 180 #define NRD7914PTRK 7 181 #define NRD7933HBPT 46 182 #define NRD7933HTRK 13 183 #define NRD9134LBPT 16 184 #define NRD9134LTRK 5 185 186 /* 187 * Several HP drives have an odd number of 256 byte sectors per track. 188 * This makes it rather difficult to break them into 512 and 1024 byte blocks. 189 * So...we just do like HPUX and don't bother to respect hardware track/head 190 * boundries -- we just mold the disk so that we use the entire capacity. 191 * HPUX also sometimes doesn't abide by cylinder boundries, we attempt to 192 * whenever possible. 193 * 194 * DISK REAL (256 BPS) HPUX (1024 BPS) BSD (512 BPS) 195 * SPT x HD x CYL SPT x HD x CYL SPT x HD x CYL 196 * ----- --------------- --------------- -------------- 197 * 7936: 123 x 7 x 1396 25 x 7 x 1716 123 x 7 x 698 198 * 7937: 123 x 13 x 1396 25 x 16 x 1395 123 x 13 x 698 199 * 200 * 7957A: 63 x 5 x 1013 11 x 7 x 1036 22 x 7 x 1036 201 * 7958A: 63 x 8 x 1013 21 x 6 x 1013 36 x 7 x 1013 202 * 203 * 7957B: 63 x 4 x 1269 9 x 7 x 1269 18 x 7 x 1269 204 * 7958B: 63 x 6 x 1572 21 x 9 x 786 42 x 9 x 786 205 * 7959B: 63 x 12 x 1572 21 x 9 x 1572 42 x 9 x 1572 206 * 207 * 2200A: 113 x 8 x 1449 113 x 2 x 1449 113 x 4 x 1449 208 * 2203A: 113 x 16 x 1449 113 x 4 x 1449 113 x 8 x 1449 209 */ 210 #define NRD7936HBPT 123 211 #define NRD7936HTRK 7 212 #define NRD7937HBPT 123 213 #define NRD7937HTRK 13 214 #define NRD7957ABPT 22 215 #define NRD7957ATRK 7 216 #define NRD7958ABPT 36 217 #define NRD7958ATRK 7 218 #define NRD7957BBPT 18 219 #define NRD7957BTRK 7 220 #define NRD7958BBPT 42 221 #define NRD7958BTRK 9 222 #define NRD7959BBPT 42 223 #define NRD7959BTRK 9 224 #define NRD2200ABPT 113 225 #define NRD2200ATRK 4 226 #define NRD2203ABPT 113 227 #define NRD2203ATRK 8 228 229 /* controller "unit" number */ 230 #define RDCTLR 15 231 232 /* convert 512 byte count into DEV_BSIZE count */ 233 #define RDSZ(x) ((x) >> (DEV_BSHIFT-9)) 234 235 /* convert block number into sector number and back */ 236 #define RDBTOS(x) ((x) << (DEV_BSHIFT-8)) 237 #define RDSTOB(x) ((x) >> (DEV_BSHIFT-8)) 238 239 /* extract cyl/head/sect info from three-vector address */ 240 #define RDCYL(tva) ((u_long)(tva).cu_cyhd >> 8) 241 #define RDHEAD(tva) ((tva).cu_cyhd & 0xFF) 242 #define RDSECT(tva) ((tva).cu_sect) 243 244 #define REF_MASK 0x0 245 #define FEF_MASK 0x0 246 #define AEF_MASK 0x0 247 #define IEF_MASK 0xF970 248 249 #define FEF_CU 0x4000 /* cross-unit */ 250 #define FEF_DR 0x0080 /* diagnostic result */ 251 #define FEF_IMR 0x0008 /* internal maintenance release */ 252 #define FEF_PF 0x0002 /* power fail */ 253 #define FEF_REXMT 0x0001 /* retransmit */ 254 #define AEF_UD 0x0040 /* unrecoverable data */ 255 #define IEF_RRMASK 0xe000 /* request release bits */ 256 #define IEF_MD 0x0020 /* marginal data */ 257 #define IEF_RD 0x0010 /* recoverable data */ 258 259 #define C_READ 0x00 260 #define C_RAM 0x00 /* single vector (i.e. sector number) */ 261 #define C_WRITE 0x02 262 #define C_CLEAR 0x08 263 #define C_STATUS 0x0d 264 #define C_SADDR 0x10 265 #define C_SLEN 0x18 266 #define C_SUNIT(x) (0x20 | (x)) 267 #define C_SVOL(x) (0x40 | (x)) 268 #define C_NOP 0x34 269 #define C_DESC 0x35 270 #define C_SREL 0x3b 271 #define C_SSM 0x3e 272 #define C_SRAM 0x48 273 #define C_REL 0xc0 274 275 #define C_CMD 0x05 276 #define C_EXEC 0x0e 277 #define C_QSTAT 0x10 278 #define C_TCMD 0x12 279