1 /* $NetBSD: rdreg.h,v 1.13 2011/02/08 20:20:13 rmind 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. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: Utah $Hdr: rdreg.h 1.2 90/10/12$ 37 * 38 * @(#)rdreg.h 8.1 (Berkeley) 6/10/93 39 */ 40 41 struct rd_iocmd { 42 char c_pad; 43 char c_unit; 44 char c_volume; 45 char c_saddr; 46 short c_hiaddr; 47 long c_addr; 48 char c_nop2; 49 char c_slen; 50 long c_len; 51 char c_cmd; 52 char c_pad2; 53 } __attribute__((__packed__)); 54 55 struct rd_rscmd { 56 char c_unit; 57 char c_sram; 58 char c_ram; 59 char c_cmd; 60 } __attribute__((__packed__)); 61 62 struct rd_stat { 63 char c_vu; 64 char c_pend; 65 short c_ref; 66 short c_fef; 67 short c_aef; 68 short c_ief; 69 union { 70 char cu_raw[10]; 71 struct { 72 short cu_msw; 73 long cu_lsl; 74 } cu_sva; 75 struct { 76 long cu_cyhd; 77 short cu_sect; 78 } cu_tva; 79 } c_pf; 80 } __attribute__((__packed__)); 81 #define c_raw c_pf.cu_raw 82 #define c_blk c_pf.cu_sva.cu_lsl /* for now */ 83 #define c_tva c_pf.cu_tva 84 85 struct rd_ssmcmd { 86 char c_unit; 87 char c_cmd; 88 short c_refm; 89 short c_fefm; 90 short c_aefm; 91 short c_iefm; 92 } __attribute__((__packed__)); 93 94 struct rd_srcmd { 95 char c_unit; 96 char c_nop; 97 char c_cmd; 98 char c_param; 99 } __attribute__((__packed__)); 100 101 struct rd_clearcmd { 102 char c_unit; 103 char c_cmd; 104 } __attribute__((__packed__)); 105 106 struct rd_describe { 107 u_int d_iuw:16, /* controller: installed unit word */ 108 d_cmaxxfr:16, /* controller: max transfer rate (Kb) */ 109 d_ctype:8, /* controller: controller type */ 110 d_utype:8, /* unit: unit type */ 111 d_name:24, /* unit: name (6 BCD digits) */ 112 d_sectsize:16, /* unit: # of bytes per block (sector) */ 113 d_blkbuf:8, /* unit: # of blocks which can be buffered */ 114 d_burstsize:8, /* unit: recommended burst size */ 115 d_blocktime:16, /* unit: block time (u-sec) */ 116 d_uavexfr:16, /* unit: average transfer rate (Kb) */ 117 d_retry:16, /* unit: optimal retry time (1/100-sec) */ 118 d_access:16, /* unit: access time param (1/100-sec) */ 119 d_maxint:8, /* unit: maximum interleave */ 120 d_fvbyte:8, /* unit: fixed volume byte */ 121 d_rvbyte:8, /* unit: removable volume byte */ 122 d_maxcyl:24, /* volume: maximum cylinder */ 123 d_maxhead:8, /* volume: maximum head */ 124 d_maxsect:16, /* volume: maximum sector on track */ 125 d_maxvsecth:16, /* volume: maximum sector on volume (MSW) */ 126 d_maxvsectl:32, /* volume: maximum sector on volume (LSWs) */ 127 d_interleave:8; /* volume: current interleave */ 128 } __attribute__((__packed__)); 129 130 /* HW ids */ 131 #define RD7946AID 0x220 /* also 7945A */ 132 #define RD9134DID 0x221 /* also 9122S */ 133 #define RD9134LID 0x222 /* also 9122D */ 134 #define RD7912PID 0x209 135 #define RD7914CTID 0x20A 136 #define RD7914PID 0x20B 137 #define RD7958AID 0x22B 138 #define RD7957AID 0x22A 139 #define RD7933HID 0x212 140 #define RD7936HID 0x213 /* just guessing -- as of yet unknown */ 141 #define RD7937HID 0x214 142 #define RD7957BID 0x22C /* another guess based on 7958B */ 143 #define RD7958BID 0x22D 144 #define RD7959BID 0x22E /* another guess based on 7958B */ 145 #define RD2200AID 0x22F 146 #define RD2203AID 0x230 /* yet another guess */ 147 148 /* SW ids -- indicies into rdidentinfo, order is arbitrary */ 149 #define RD7945A 0 150 #define RD9134D 1 151 #define RD9122S 2 152 #define RD7912P 3 153 #define RD7914P 4 154 #define RD7958A 5 155 #define RD7957A 6 156 #define RD7933H 7 157 #define RD9134L 8 158 #define RD7936H 9 159 #define RD7937H 10 160 #define RD7914CT 11 161 #define RD7946A 12 162 #define RD9122D 13 163 #define RD7957B 14 164 #define RD7958B 15 165 #define RD7959B 16 166 167 #define NRD7945ABPT 16 168 #define NRD7945ATRK 7 169 #define NRD9134DBPT 16 170 #define NRD9134DTRK 6 171 #define NRD9122SBPT 8 172 #define NRD9122STRK 2 173 #define NRD7912PBPT 32 174 #define NRD7912PTRK 7 175 #define NRD7914PBPT 32 176 #define NRD7914PTRK 7 177 #define NRD7933HBPT 46 178 #define NRD7933HTRK 13 179 #define NRD9134LBPT 16 180 #define NRD9134LTRK 5 181 182 /* 183 * Several HP drives have an odd number of 256 byte sectors per track. 184 * This makes it rather difficult to break them into 512 and 1024 byte blocks. 185 * So...we just do like HPUX and don't bother to respect hardware track/head 186 * boundries -- we just mold the disk so that we use the entire capacity. 187 * HPUX also sometimes doesn't abide by cylinder boundries, we attempt to 188 * whenever possible. 189 * 190 * DISK REAL (256 BPS) HPUX (1024 BPS) BSD (512 BPS) 191 * SPT x HD x CYL SPT x HD x CYL SPT x HD x CYL 192 * ----- --------------- --------------- -------------- 193 * 7936: 123 x 7 x 1396 25 x 7 x 1716 123 x 7 x 698 194 * 7937: 123 x 13 x 1396 25 x 16 x 1395 123 x 13 x 698 195 * 196 * 7957A: 63 x 5 x 1013 11 x 7 x 1036 22 x 7 x 1036 197 * 7958A: 63 x 8 x 1013 21 x 6 x 1013 36 x 7 x 1013 198 * 199 * 7957B: 63 x 4 x 1269 9 x 7 x 1269 18 x 7 x 1269 200 * 7958B: 63 x 6 x 1572 21 x 9 x 786 42 x 9 x 786 201 * 7959B: 63 x 12 x 1572 21 x 9 x 1572 42 x 9 x 1572 202 * 203 * 2200A: 113 x 8 x 1449 113 x 2 x 1449 113 x 4 x 1449 204 * 2203A: 113 x 16 x 1449 113 x 4 x 1449 113 x 8 x 1449 205 */ 206 #define NRD7936HBPT 123 207 #define NRD7936HTRK 7 208 #define NRD7937HBPT 123 209 #define NRD7937HTRK 13 210 #define NRD7957ABPT 22 211 #define NRD7957ATRK 7 212 #define NRD7958ABPT 36 213 #define NRD7958ATRK 7 214 #define NRD7957BBPT 18 215 #define NRD7957BTRK 7 216 #define NRD7958BBPT 42 217 #define NRD7958BTRK 9 218 #define NRD7959BBPT 42 219 #define NRD7959BTRK 9 220 #define NRD2200ABPT 113 221 #define NRD2200ATRK 4 222 #define NRD2203ABPT 113 223 #define NRD2203ATRK 8 224 225 /* controller "unit" number */ 226 #define RDCTLR 15 227 228 /* convert 512 byte count into DEV_BSIZE count */ 229 #define RDSZ(x) ((x) >> (DEV_BSHIFT-9)) 230 231 /* convert block number into sector number and back */ 232 #define RDBTOS(x) ((x) << (DEV_BSHIFT-8)) 233 #define RDSTOB(x) ((x) >> (DEV_BSHIFT-8)) 234 235 /* extract cyl/head/sect info from three-vector address */ 236 #define RDCYL(tva) ((u_long)(tva).cu_cyhd >> 8) 237 #define RDHEAD(tva) ((tva).cu_cyhd & 0xFF) 238 #define RDSECT(tva) ((tva).cu_sect) 239 240 #define REF_MASK 0x0 241 #define FEF_MASK 0x0 242 #define AEF_MASK 0x0 243 #define IEF_MASK 0xF970 244 245 #define FEF_CU 0x4000 /* cross-unit */ 246 #define FEF_DR 0x0080 /* diagnostic result */ 247 #define FEF_IMR 0x0008 /* internal maintenance release */ 248 #define FEF_PF 0x0002 /* power fail */ 249 #define FEF_REXMT 0x0001 /* retransmit */ 250 #define AEF_UD 0x0040 /* unrecoverable data */ 251 #define IEF_RRMASK 0xe000 /* request release bits */ 252 #define IEF_MD 0x0020 /* marginal data */ 253 #define IEF_RD 0x0010 /* recoverable data */ 254 255 #define C_READ 0x00 256 #define C_RAM 0x00 /* single vector (i.e. sector number) */ 257 #define C_WRITE 0x02 258 #define C_CLEAR 0x08 259 #define C_STATUS 0x0d 260 #define C_SADDR 0x10 261 #define C_SLEN 0x18 262 #define C_SUNIT(x) (0x20 | (x)) 263 #define C_SVOL(x) (0x40 | (x)) 264 #define C_NOP 0x34 265 #define C_DESC 0x35 266 #define C_SREL 0x3b 267 #define C_SSM 0x3e 268 #define C_SRAM 0x48 269 #define C_REL 0xc0 270 271 #define C_CMD 0x05 272 #define C_EXEC 0x0e 273 #define C_QSTAT 0x10 274 #define C_TCMD 0x12 275