1 /* 2 * Copyright (c) 1982, 1986, 1988 Regents of the University of California. 3 * All rights reserved. The Berkeley software License Agreement 4 * specifies the terms and conditions for redistribution. 5 * 6 * @(#)hpmaptype.c 7.7 (Berkeley) 05/27/88 7 */ 8 9 /* 10 * RP??/RM?? drive type mapping routine. 11 * Used for compatibility with unlabeled disks. 12 */ 13 #ifdef COMPAT_42 14 #include "../machine/pte.h" 15 16 #include "param.h" 17 #include "inode.h" 18 #include "fs.h" 19 #include "disklabel.h" 20 21 #include "../vaxmba/hpreg.h" 22 #include "../vaxmba/mbareg.h" 23 24 #include "saio.h" 25 26 short rp06_off[8] = { 0, 38, 0, -1, -1, -1, 118, -1 }; 27 short rm03_off[8] = { 0, 100, 0, -1, -1, -1, 309, -1 }; 28 short rm05_off[8] = { 0, 27, 0, 562, 589, 681, 562, 82 }; 29 short rm80_off[8] = { 0, 37, 0, -1, -1, -1, 115, -1 }; 30 short rp07_off[8] = { 0, 10, 0, 235, 245, 437, 235, 52 }; 31 short ml_off[8] = { 0, -1, -1, -1, -1, -1, -1, -1 }; 32 /*short cdc9775_off[8] = { 0, 13, 0, -1, -1, -1, 294, 66 };*/ 33 short cdc9730_off[8] = { 0, 50, 0, -1, -1, -1, 155, -1 }; 34 short capricorn_off[8] = { 0, 32, 0, 668, 723, 778, 668, 98 }; 35 short eagle_off[8] = { 0, 17, 0, 391, 408, 728, 391, 87 }; 36 short fj2361_off[8] = { 0, 13, 0, 294, 307, 547, 294, 66 }; 37 38 /* 39 * hptypes is used to translate Massbus drive type and other information 40 * into an index in hpst. The indices of hptypes and hpst must therefore agree. 41 */ 42 short hptypes[] = { 43 MBDT_RM03, 44 MBDT_RM05, 45 MBDT_RP06, 46 MBDT_RM80, 47 MBDT_RP05, 48 MBDT_RP07, 49 MBDT_ML11A, 50 MBDT_ML11B, 51 -1, /* 9755 */ 52 -1, /* 9730 */ 53 -1, /* Capricorn */ 54 -1, /* Eagle */ 55 MBDT_RM02, /* actually something else */ 56 -1, /* 9300 */ 57 -1, /* 9766 */ 58 -1, /* 2361 */ 59 0 60 }; 61 62 struct st hpst[] = { 63 #define HPDT_RM03 0 64 32, 5, 32*5, 823, rm03_off, /* RM03 */ 65 #define HPDT_RM05 1 66 32, 19, 32*19, 823, rm05_off, /* RM05 */ 67 #define HPDT_RP06 2 68 22, 19, 22*19, 815, rp06_off, /* RP06 */ 69 #define HPDT_RM80 3 70 31, 14, 31*14, 559, rm80_off, /* RM80 */ 71 #define HPDT_RP05 4 72 22, 19, 22*19, 411, rp06_off, /* RP05 */ 73 #define HPDT_RP07 5 74 50, 32, 50*32, 630, rp07_off, /* RP07 */ 75 #define HPDT_ML11A 6 76 1, 1, 1, 1, ml_off, /* ML11A */ 77 #define HPDT_ML11B 7 78 1, 1, 1, 1, ml_off, /* ML11B */ 79 #define HPDT_9775 8 80 32, 40, 32*40, 843, fj2361_off, /* 9775 */ 81 #define HPDT_9730 9 82 32, 10, 32*10, 823, cdc9730_off, /* 9730 */ 83 #define HPDT_CAP 10 84 32, 16, 32*16, 1024, capricorn_off, /* Ampex capricorn */ 85 #define HPDT_EAGLE 11 86 48, 20, 48*20, 842, eagle_off, /* Fuji Eagle */ 87 #define HPDT_RM02 12 88 32, 5, 32*5, 823, rm03_off, /* rm02 - not used */ 89 #define HPDT_9300 13 90 32, 19, 32*19, 815, rm05_off, /* Ampex 9300 */ 91 #define HPDT_9766 14 92 32, 19, 32*19, 823, rm05_off, /* CDC 9766 */ 93 #define HPDT_2361 15 94 64, 20, 64*20, 842, fj2361_off, /* Fuji 2361 */ 95 }; 96 #define NTYPES (sizeof(hpst) / sizeof(hpst[0])) 97 98 #define MASKREG(reg) ((reg)&0xffff) 99 100 hpmaptype(hpaddr, type, unit, lp) 101 register struct hpdevice *hpaddr; 102 register unsigned type; 103 int unit; 104 register struct disklabel *lp; 105 { 106 register i; 107 register struct st *st; 108 int hpsn; 109 110 for (i = 0; hptypes[i]; i++) 111 if (hptypes[i] == type) 112 goto found; 113 printf("unknown drive type\n"); 114 return (0); 115 116 found: 117 type = i; 118 /* 119 * Handle SI model byte stuff when 120 * we think it's an RM03 or RM05. 121 */ 122 if (type == HPDT_RM03 || type == HPDT_RM05) { 123 hpsn = hpaddr->hpsn; 124 if ((hpsn & SIMB_LU) == unit) 125 switch ((hpsn & SIMB_MB) &~ (SIMB_S6|SIRM03|SIRM05)) { 126 127 case SI9775D: 128 type = HPDT_9775; 129 break; 130 131 case SI9730D: 132 type = HPDT_9730; 133 break; 134 135 case SI9766: 136 type = HPDT_9766; 137 break; 138 139 case SI9762: 140 type = HPDT_RM03; 141 break; 142 143 case SICAPD: 144 type = HPDT_CAP; 145 break; 146 147 case SI9751D: 148 type = HPDT_EAGLE; 149 break; 150 } 151 } 152 /* 153 * RM02: EMULEX controller. Map to correct 154 * drive type by checking the holding 155 * register for the disk geometry. 156 */ 157 if (type == HPDT_RM02) { 158 int nsectors, ntracks, ncyl; 159 160 hpaddr->hpcs1 = HP_NOP; 161 hpaddr->hphr = HPHR_MAXTRAK; 162 ntracks = MASKREG(hpaddr->hphr) + 1; 163 DELAY(100); 164 hpaddr->hpcs1 = HP_NOP; 165 hpaddr->hphr = HPHR_MAXSECT; 166 nsectors = MASKREG(hpaddr->hphr) + 1; 167 DELAY(100); 168 hpaddr->hpcs1 = HP_NOP; 169 hpaddr->hphr = HPHR_MAXCYL; 170 ncyl = MASKREG(hpaddr->hphr) + 1; 171 for (type = 0; type < NTYPES; type++) 172 if (hpst[type].nsect == nsectors && 173 hpst[type].ntrak == ntracks && 174 hpst[type].ncyl == ncyl) 175 goto done; 176 177 printf("%d sectors, %d tracks, %d cyl?\n", 178 nsectors, ntracks, ncyl); 179 type = HPDT_RM02; 180 done: 181 hpaddr->hpcs1 = HP_DCLR|HP_GO; 182 } 183 184 /* 185 * set up minimal disk label. 186 */ 187 st = &hpst[type]; 188 lp->d_nsectors = st->nsect; 189 lp->d_ntracks = st->ntrak; 190 lp->d_secpercyl = st->nspc; 191 lp->d_ncylinders = st->ncyl; 192 lp->d_secperunit = st->nspc * st->ncyl; 193 lp->d_npartitions = 8; 194 for (i = 0; i < 8; i++) { 195 if (st->off[i] == -1) 196 lp->d_partitions[i].p_size = 0; 197 else { 198 lp->d_partitions[i].p_offset = st->off[i] * 199 lp->d_secpercyl; 200 lp->d_partitions[i].p_size = lp->d_secperunit; 201 } 202 } 203 return (1); 204 } 205 #endif COMPAT_42 206