| 1 | |
| 2 | / The RK fast access program |
| 3 | / Needs kturbo and tturbo instructions provided by omni-usb |
| 4 | |
| 5 | / Communication is word-wise via the subroutines |
| 6 | / RWRD and SWRD and their aliases RWORD and SWORD |
| 7 | |
| 8 | / All intelligence is located on the PC side :-) |
| 9 | |
| 10 | IDEV=400 |
| 11 | ODEV=410 |
| 12 | |
| 13 | KTURBO=6007 IDEV |
| 14 | TTURBO=6007 ODEV |
| 15 | |
| 16 | / Commands sent from the PC |
| 17 | ATT=36 |
| 18 | CMGET=1 |
| 19 | CMPUT=2 |
| 20 | |
| 21 | /RK05 commands |
| 22 | CRKGO=3 / Execute command |
| 23 | CRKST=4 / Return drive status |
| 24 | CRKRT=5 / Read track |
| 25 | CRKWT=6 / Write track |
| 26 | CRKR0=007 |
| 27 | CRKR1=107 |
| 28 | CRKR2=207 |
| 29 | CRKR3=307 |
| 30 | |
| 31 | /GO BACK TO RIMLOADER |
| 32 | CBOOT=04566 |
| 33 | |
| 34 | / RK05 commands are followed by the disk address and transfer length |
| 35 | / <ATT> <CRKGO> <CA_REG> <CM_REG> <DA_REG> |
| 36 | |
| 37 | *7700 JMP I XSTART |
| 38 | |
| 39 | *10 |
| 40 | AUTO0, 0 |
| 41 | AUTO1, 0 |
| 42 | AUTO2, 0 |
| 43 | AUTO3, 0 |
| 44 | AUTO4, 0 |
| 45 | AUTO5, 0 |
| 46 | AUTO6, 0 |
| 47 | AUTO7, 0 |
| 48 | |
| 49 | *30 |
| 50 | RKBOOT, DLAG |
| 51 | JMP . |
| 52 | |
| 53 | *34 |
| 54 | XSTART, START |
| 55 | XRWRD, RWRD |
| 56 | XSWRD, SWRD |
| 57 | XSBUF, SBUF |
| 58 | XRBUF, RBUF |
| 59 | XRKGO, RKGO |
| 60 | XRKST, RKST |
| 61 | XRKRT, RKRT |
| 62 | XRKWT, RKWT |
| 63 | XRECAL, RECAL |
| 64 | XEXIT, EXIT |
| 65 | |
| 66 | DSKP=6741 |
| 67 | DCLR=6742 |
| 68 | DLAG=6743 |
| 69 | DLCA=6744 |
| 70 | DRST=6745 |
| 71 | DLDC=6746 |
| 72 | |
| 73 | RWORD=JMS I XRWRD |
| 74 | SWORD=JMS I XSWRD |
| 75 | |
| 76 | *200 |
| 77 | START, |
| 78 | RWORD |
| 79 | TAD KATT |
| 80 | SZA |
| 81 | JMP START |
| 82 | RWORD |
| 83 | DCA CMD |
| 84 | TAD CMD |
| 85 | TAD KCMGET |
| 86 | SZA |
| 87 | JMP NO1 |
| 88 | JMS I XSBUF |
| 89 | JMP START |
| 90 | |
| 91 | NO1, |
| 92 | CLA |
| 93 | TAD CMD |
| 94 | TAD KCMPUT |
| 95 | SZA |
| 96 | JMP NO2 |
| 97 | JMS I XRBUF |
| 98 | JMP START |
| 99 | |
| 100 | NO2, |
| 101 | CLA |
| 102 | TAD CMD |
| 103 | TAD KCRKGO |
| 104 | SZA |
| 105 | JMP NO3 |
| 106 | JMS I XRKGO |
| 107 | JMP START |
| 108 | NO3, |
| 109 | CLA |
| 110 | TAD CMD |
| 111 | TAD KCRKST |
| 112 | SZA |
| 113 | JMP NO4 |
| 114 | JMS I XRKST |
| 115 | JMP START |
| 116 | NO4, |
| 117 | CLA |
| 118 | TAD CMD |
| 119 | TAD KCRKRT |
| 120 | SZA |
| 121 | JMP NO5 |
| 122 | JMS I XRKRT |
| 123 | NO5, |
| 124 | |
| 125 | CLA |
| 126 | TAD CMD |
| 127 | TAD KCRKWT |
| 128 | SZA |
| 129 | JMP NO6 |
| 130 | JMS I XRKWT |
| 131 | NO6, |
| 132 | |
| 133 | CLA |
| 134 | TAD CMD |
| 135 | AND K7477 / MASK OUT DRIVE SELECT |
| 136 | TAD KCRKR0 |
| 137 | SZA |
| 138 | JMP NO7 |
| 139 | TAD CMD |
| 140 | RTR |
| 141 | RTR |
| 142 | RAR |
| 143 | AND K6 |
| 144 | JMS I XRECAL |
| 145 | |
| 146 | NO7, |
| 147 | |
| 148 | JMP START |
| 149 | |
| 150 | K6, 6 |
| 151 | K7477, 7477 |
| 152 | KATT, -ATT |
| 153 | KCMGET, -CMGET |
| 154 | KCMPUT, -CMPUT |
| 155 | KCRKGO, -CRKGO |
| 156 | KCRKST, -CRKST |
| 157 | KCRKRT, -CRKRT |
| 158 | KCRKWT, -CRKWT |
| 159 | KCRKR0, -CRKR0 |
| 160 | KCRKR1, -CRKR1 |
| 161 | KCRKR2, -CRKR2 |
| 162 | KCRKR3, -CRKR3 |
| 163 | XBOOT, 7777 |
| 164 | CMD, 0 |
| 165 | |
| 166 | /*********************************************** |
| 167 | PAGE |
| 168 | /*********************************************** |
| 169 | |
| 170 | RKGO, 0 |
| 171 | |
| 172 | CLA CLL IAC / Standard read from manual |
| 173 | DCLR |
| 174 | |
| 175 | RWORD / MEMORY ADDRESS |
| 176 | DLCA |
| 177 | |
| 178 | RWORD / COMMAND REGISTER |
| 179 | DLDC |
| 180 | |
| 181 | RWORD / DISK ADDRESS |
| 182 | DLAG |
| 183 | |
| 184 | JMP I RKGO |
| 185 | |
| 186 | RKST, 0 |
| 187 | DSKP |
| 188 | JMP .-1 |
| 189 | DRST |
| 190 | SWORD |
| 191 | JMP I RKST |
| 192 | /*********************************************** |
| 193 | PAGE |
| 194 | |
| 195 | RKRT, 0 |
| 196 | CLA |
| 197 | TAD K17N |
| 198 | DCA CNT |
| 199 | CLA CLL IAC / Standard read from manual |
| 200 | DCLR |
| 201 | |
| 202 | CLA |
| 203 | DCA TPTR |
| 204 | DLCA |
| 205 | |
| 206 | RWORD |
| 207 | DCA CMDP |
| 208 | TAD CMDP |
| 209 | TAD CMDR1 |
| 210 | DLDC |
| 211 | |
| 212 | RWORD |
| 213 | DCA ADR |
| 214 | TAD ADR |
| 215 | DLAG |
| 216 | |
| 217 | |
| 218 | RTTL, CLA |
| 219 | ISZ ADR |
| 220 | TAD TPTR |
| 221 | TAD K400 |
| 222 | DCA TPTR |
| 223 | TAD ADR |
| 224 | |
| 225 | DSKP |
| 226 | JMP .-1 |
| 227 | |
| 228 | CLA CLL IAC / Standard read from manual |
| 229 | DCLR |
| 230 | |
| 231 | TAD CMDP |
| 232 | TAD CMDR2 |
| 233 | DLDC |
| 234 | |
| 235 | TAD TPTR |
| 236 | DLCA |
| 237 | TAD ADR |
| 238 | DLAG |
| 239 | ISZ CNT |
| 240 | JMP RTTL |
| 241 | JMP I RKRT |
| 242 | |
| 243 | /********************************************** |
| 244 | |
| 245 | RKWT, 0 |
| 246 | CLA |
| 247 | TAD K17N |
| 248 | DCA CNT |
| 249 | CLA CLL IAC / Clear control |
| 250 | DCLR |
| 251 | |
| 252 | CLA |
| 253 | DCA TPTR |
| 254 | DLCA |
| 255 | |
| 256 | RWORD |
| 257 | DCA CMDP |
| 258 | TAD CMDP |
| 259 | TAD CMDW1 |
| 260 | DLDC |
| 261 | |
| 262 | RWORD |
| 263 | DCA ADR |
| 264 | TAD ADR |
| 265 | DLAG |
| 266 | |
| 267 | WTTL, CLA |
| 268 | ISZ ADR |
| 269 | TAD TPTR |
| 270 | TAD K400 |
| 271 | DCA TPTR |
| 272 | TAD ADR |
| 273 | |
| 274 | DSKP |
| 275 | JMP .-1 |
| 276 | |
| 277 | CLA CLL IAC / Standard read from manual |
| 278 | DCLR |
| 279 | |
| 280 | TAD CMDP |
| 281 | TAD CMDW2 |
| 282 | DLDC |
| 283 | CLA |
| 284 | |
| 285 | TAD TPTR |
| 286 | DLCA |
| 287 | |
| 288 | TAD ADR |
| 289 | DLAG |
| 290 | ISZ CNT |
| 291 | JMP WTTL |
| 292 | JMP I RKWT |
| 293 | |
| 294 | K400, 400 |
| 295 | TPTR, 0 |
| 296 | K20N, 20 |
| 297 | ADR, 0 |
| 298 | CNT, 0 |
| 299 | K17N, -17 |
| 300 | CMDP, 0 |
| 301 | CMDR1, 0010 |
| 302 | CMDR2, 1010 |
| 303 | CMDW1, 4010 |
| 304 | CMDW2, 5010 |
| 305 | /********************************************** |
| 306 | |
| 307 | RECAL, 0 |
| 308 | DCA DRIVE / SAVE DRIVE NUMBER*2 found in AC |
| 309 | CLA CLL IAC / Recal drive, clear errors and set to cyl 0 |
| 310 | DCLR / From manual |
| 311 | TAD DRIVE |
| 312 | DLDC |
| 313 | CLA CLL CML RTL |
| 314 | DCLR |
| 315 | DSKP |
| 316 | JMP .-1 |
| 317 | TAD K0200 |
| 318 | TAD DRIVE |
| 319 | DLDC |
| 320 | JMP I RECAL |
| 321 | |
| 322 | K0200, 200 |
| 323 | DRIVE, 0 |
| 324 | |
| 325 | /*********************************************** |
| 326 | / Memory dump/restore routines |
| 327 | |
| 328 | PAGE |
| 329 | |
| 330 | PTR, 0 |
| 331 | |
| 332 | SBUF, 0 |
| 333 | CLA |
| 334 | DCA PTR |
| 335 | CDF 10 |
| 336 | SLOP, CLA |
| 337 | TAD I PTR |
| 338 | TTURBO |
| 339 | JMP .-1 |
| 340 | BSW |
| 341 | TTURBO |
| 342 | JMP .-1 |
| 343 | ISZ PTR |
| 344 | JMP SLOP |
| 345 | CDF 0 |
| 346 | JMP I SBUF |
| 347 | |
| 348 | |
| 349 | RBUF, 0 |
| 350 | CLA |
| 351 | DCA PTR |
| 352 | CDF 10 |
| 353 | RLOP, KTURBO |
| 354 | JMP .-1 |
| 355 | BSW |
| 356 | KTURBO |
| 357 | JMP .-1 |
| 358 | DCA I PTR |
| 359 | ISZ PTR |
| 360 | JMP RLOP |
| 361 | CDF 0 |
| 362 | JMP I RBUF |
| 363 | |
| 364 | RWRD, 0 |
| 365 | CLA |
| 366 | KTURBO |
| 367 | JMP .-1 |
| 368 | BSW |
| 369 | KTURBO |
| 370 | JMP .-1 |
| 371 | JMP I RWRD |
| 372 | |
| 373 | SWRD, 0 |
| 374 | TTURBO |
| 375 | JMP .-1 |
| 376 | BSW |
| 377 | TTURBO |
| 378 | JMP .-1 |
| 379 | BSW |
| 380 | JMP I SWRD |
| 381 | |
| 382 | |
| 383 | /*********************************************** |
| 384 | / What hapens on exit to 7600 |
| 385 | / Relies on the fact that OS/8 won't allow overwriting here. |
| 386 | |
| 387 | *7600 |
| 388 | EXIT, HLT |
| 389 | JMP 30 |
| 390 | |
| 391 | |
| 392 | $ |