sys/arch/hp300/dev/rdreg.h

   1 /*      $NetBSD: rdreg.h,v 1.9.16.3 2004/09/21 13:15:17 skrll 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