1 /* $NetBSD: rdreg.h,v 1.12 2005/12/11 12:17:14 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1982, 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * the Systems Programming Group of the University of Utah Computer 9 * Science Department. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * from: Utah $Hdr: rdreg.h 1.2 90/10/12$ 36 * 37 * @(#)rdreg.h 8.1 (Berkeley) 6/10/93 38 */ 39 /* 40 * Copyright (c) 1988 University of Utah. 41 * 42 * This code is derived from software contributed to Berkeley by 43 * the Systems Programming Group of the University of Utah Computer 44 * Science Department. 45 * 46 * Redistribution and use in source and binary forms, with or without 47 * modification, are permitted provided that the following conditions 48 * are met: 49 * 1. Redistributions of source code must retain the above copyright 50 * notice, this list of conditions and the following disclaimer. 51 * 2. Redistributions in binary form must reproduce the above copyright 52 * notice, this list of conditions and the following disclaimer in the 53 * documentation and/or other materials provided with the distribution. 54 * 3. All advertising materials mentioning features or use of this software 55 * must display the following acknowledgement: 56 * This product includes software developed by the University of 57 * California, Berkeley and its contributors. 58 * 4. Neither the name of the University nor the names of its contributors 59 * may be used to endorse or promote products derived from this software 60 * without specific prior written permission. 61 * 62 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 63 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 64 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 65 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 66 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 67 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 68 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 69 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 70 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 71 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 72 * SUCH DAMAGE. 73 * 74 * from: Utah $Hdr: rdreg.h 1.2 90/10/12$ 75 * 76 * @(#)rdreg.h 8.1 (Berkeley) 6/10/93 77 */ 78 79 struct rd_iocmd { 80 char c_pad; 81 char c_unit; 82 char c_volume; 83 char c_saddr; 84 short c_hiaddr; 85 long c_addr; 86 char c_nop2; 87 char c_slen; 88 long c_len; 89 char c_cmd; 90 char c_pad2; 91 } __attribute__((__packed__)); 92 93 struct rd_rscmd { 94 char c_unit; 95 char c_sram; 96 char c_ram; 97 char c_cmd; 98 } __attribute__((__packed__)); 99 100 struct rd_stat { 101 char c_vu; 102 char c_pend; 103 short c_ref; 104 short c_fef; 105 short c_aef; 106 short c_ief; 107 union { 108 char cu_raw[10]; 109 struct { 110 short cu_msw; 111 long cu_lsl; 112 } cu_sva; 113 struct { 114 long cu_cyhd; 115 short cu_sect; 116 } cu_tva; 117 } c_pf; 118 } __attribute__((__packed__)); 119 #define c_raw c_pf.cu_raw 120 #define c_blk c_pf.cu_sva.cu_lsl /* for now */ 121 #define c_tva c_pf.cu_tva 122 123 struct rd_ssmcmd { 124 char c_unit; 125 char c_cmd; 126 short c_refm; 127 short c_fefm; 128 short c_aefm; 129 short c_iefm; 130 } __attribute__((__packed__)); 131 132 struct rd_srcmd { 133 char c_unit; 134 char c_nop; 135 char c_cmd; 136 char c_param; 137 } __attribute__((__packed__)); 138 139 struct rd_clearcmd { 140 char c_unit; 141 char c_cmd; 142 } __attribute__((__packed__)); 143 144 struct rd_describe { 145 u_int d_iuw:16, /* controller: installed unit word */ 146 d_cmaxxfr:16, /* controller: max transfer rate (Kb) */ 147 d_ctype:8, /* controller: controller type */ 148 d_utype:8, /* unit: unit type */ 149 d_name:24, /* unit: name (6 BCD digits) */ 150 d_sectsize:16, /* unit: # of bytes per block (sector) */ 151 d_blkbuf:8, /* unit: # of blocks which can be buffered */ 152 d_burstsize:8, /* unit: recommended burst size */ 153 d_blocktime:16, /* unit: block time (u-sec) */ 154 d_uavexfr:16, /* unit: average transfer rate (Kb) */ 155 d_retry:16, /* unit: optimal retry time (1/100-sec) */ 156 d_access:16, /* unit: access time param (1/100-sec) */ 157 d_maxint:8, /* unit: maximum interleave */ 158 d_fvbyte:8, /* unit: fixed volume byte */ 159 d_rvbyte:8, /* unit: removable volume byte */ 160 d_maxcyl:24, /* volume: maximum cylinder */ 161 d_maxhead:8, /* volume: maximum head */ 162 d_maxsect:16, /* volume: maximum sector on track */ 163 d_maxvsecth:16, /* volume: maximum sector on volume (MSW) */ 164 d_maxvsectl:32, /* volume: maximum sector on volume (LSWs) */ 165 d_interleave:8; /* volume: current interleave */ 166 } __attribute__((__packed__)); 167 168 /* HW ids */ 169 #define RD7946AID 0x220 /* also 7945A */ 170 #define RD9134DID 0x221 /* also 9122S */ 171 #define RD9134LID 0x222 /* also 9122D */ 172 #define RD7912PID 0x209 173 #define RD7914CTID 0x20A 174 #define RD7914PID 0x20B 175 #define RD7958AID 0x22B 176 #define RD7957AID 0x22A 177 #define RD7933HID 0x212 178 #define RD7936HID 0x213 /* just guessing -- as of yet unknown */ 179 #define RD7937HID 0x214 180 #define RD7957BID 0x22C /* another guess based on 7958B */ 181 #define RD7958BID 0x22D 182 #define RD7959BID 0x22E /* another guess based on 7958B */ 183 #define RD2200AID 0x22F 184 #define RD2203AID 0x230 /* yet another guess */ 185 186 /* SW ids -- indicies into rdidentinfo, order is arbitrary */ 187 #define RD7945A 0 188 #define RD9134D 1 189 #define RD9122S 2 190 #define RD7912P 3 191 #define RD7914P 4 192 #define RD7958A 5 193 #define RD7957A 6 194 #define RD7933H 7 195 #define RD9134L 8 196 #define RD7936H 9 197 #define RD7937H 10 198 #define RD7914CT 11 199 #define RD7946A 12 200 #define RD9122D 13 201 #define RD7957B 14 202 #define RD7958B 15 203 #define RD7959B 16 204 205 #define NRD7945ABPT 16 206 #define NRD7945ATRK 7 207 #define NRD9134DBPT 16 208 #define NRD9134DTRK 6 209 #define NRD9122SBPT 8 210 #define NRD9122STRK 2 211 #define NRD7912PBPT 32 212 #define NRD7912PTRK 7 213 #define NRD7914PBPT 32 214 #define NRD7914PTRK 7 215 #define NRD7933HBPT 46 216 #define NRD7933HTRK 13 217 #define NRD9134LBPT 16 218 #define NRD9134LTRK 5 219 220 /* 221 * Several HP drives have an odd number of 256 byte sectors per track. 222 * This makes it rather difficult to break them into 512 and 1024 byte blocks. 223 * So...we just do like HPUX and don't bother to respect hardware track/head 224 * boundries -- we just mold the disk so that we use the entire capacity. 225 * HPUX also sometimes doesn't abide by cylinder boundries, we attempt to 226 * whenever possible. 227 * 228 * DISK REAL (256 BPS) HPUX (1024 BPS) BSD (512 BPS) 229 * SPT x HD x CYL SPT x HD x CYL SPT x HD x CYL 230 * ----- --------------- --------------- -------------- 231 * 7936: 123 x 7 x 1396 25 x 7 x 1716 123 x 7 x 698 232 * 7937: 123 x 13 x 1396 25 x 16 x 1395 123 x 13 x 698 233 * 234 * 7957A: 63 x 5 x 1013 11 x 7 x 1036 22 x 7 x 1036 235 * 7958A: 63 x 8 x 1013 21 x 6 x 1013 36 x 7 x 1013 236 * 237 * 7957B: 63 x 4 x 1269 9 x 7 x 1269 18 x 7 x 1269 238 * 7958B: 63 x 6 x 1572 21 x 9 x 786 42 x 9 x 786 239 * 7959B: 63 x 12 x 1572 21 x 9 x 1572 42 x 9 x 1572 240 * 241 * 2200A: 113 x 8 x 1449 113 x 2 x 1449 113 x 4 x 1449 242 * 2203A: 113 x 16 x 1449 113 x 4 x 1449 113 x 8 x 1449 243 */ 244 #define NRD7936HBPT 123 245 #define NRD7936HTRK 7 246 #define NRD7937HBPT 123 247 #define NRD7937HTRK 13 248 #define NRD7957ABPT 22 249 #define NRD7957ATRK 7 250 #define NRD7958ABPT 36 251 #define NRD7958ATRK 7 252 #define NRD7957BBPT 18 253 #define NRD7957BTRK 7 254 #define NRD7958BBPT 42 255 #define NRD7958BTRK 9 256 #define NRD7959BBPT 42 257 #define NRD7959BTRK 9 258 #define NRD2200ABPT 113 259 #define NRD2200ATRK 4 260 #define NRD2203ABPT 113 261 #define NRD2203ATRK 8 262 263 /* controller "unit" number */ 264 #define RDCTLR 15 265 266 /* convert 512 byte count into DEV_BSIZE count */ 267 #define RDSZ(x) ((x) >> (DEV_BSHIFT-9)) 268 269 /* convert block number into sector number and back */ 270 #define RDBTOS(x) ((x) << (DEV_BSHIFT-8)) 271 #define RDSTOB(x) ((x) >> (DEV_BSHIFT-8)) 272 273 /* extract cyl/head/sect info from three-vector address */ 274 #define RDCYL(tva) ((u_long)(tva).cu_cyhd >> 8) 275 #define RDHEAD(tva) ((tva).cu_cyhd & 0xFF) 276 #define RDSECT(tva) ((tva).cu_sect) 277 278 #define REF_MASK 0x0 279 #define FEF_MASK 0x0 280 #define AEF_MASK 0x0 281 #define IEF_MASK 0xF970 282 283 #define FEF_CU 0x4000 /* cross-unit */ 284 #define FEF_DR 0x0080 /* diagnostic result */ 285 #define FEF_IMR 0x0008 /* internal maintenance release */ 286 #define FEF_PF 0x0002 /* power fail */ 287 #define FEF_REXMT 0x0001 /* retransmit */ 288 #define AEF_UD 0x0040 /* unrecoverable data */ 289 #define IEF_RRMASK 0xe000 /* request release bits */ 290 #define IEF_MD 0x0020 /* marginal data */ 291 #define IEF_RD 0x0010 /* recoverable data */ 292 293 #define C_READ 0x00 294 #define C_RAM 0x00 /* single vector (i.e. sector number) */ 295 #define C_WRITE 0x02 296 #define C_CLEAR 0x08 297 #define C_STATUS 0x0d 298 #define C_SADDR 0x10 299 #define C_SLEN 0x18 300 #define C_SUNIT(x) (0x20 | (x)) 301 #define C_SVOL(x) (0x40 | (x)) 302 #define C_NOP 0x34 303 #define C_DESC 0x35 304 #define C_SREL 0x3b 305 #define C_SSM 0x3e 306 #define C_SRAM 0x48 307 #define C_REL 0xc0 308 309 #define C_CMD 0x05 310 #define C_EXEC 0x0e 311 #define C_QSTAT 0x10 312 #define C_TCMD 0x12 313