| 1 | /* Definitions and macros for support of AMD's remote debugger, MiniMON. |
| 2 | Copyright (C) 1990, 1991 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GDB. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 2 of the License, or |
| 9 | (at your option) any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program; if not, write to the Free Software |
| 18 | Foundation, Inc., 59 Temple Place - Suite 330, |
| 19 | Boston, MA 02111-1307, USA. */ |
| 20 | |
| 21 | /* |
| 22 | * Some basic types. FIXME, this should be done by declaring bitfield |
| 23 | * sizes in the structs. We can't portably depend on a "long int" being |
| 24 | * 32 bits, etc. |
| 25 | */ |
| 26 | typedef long int INT32; /* 32 bit integer */ |
| 27 | typedef unsigned long int UINT32; /* 32 bit integer (unsigned) */ |
| 28 | typedef unsigned long int ADDR32; /* 32 bit address */ |
| 29 | typedef unsigned long int INST32; /* 32 bit instruction */ |
| 30 | typedef long int BOOLEAN; /* Boolean value (32 bit) */ |
| 31 | typedef unsigned char BYTE; /* byte (8 bit) */ |
| 32 | typedef short int INT16; /* 16 bit integer */ |
| 33 | typedef unsigned short int UINT16; /* 16 bit integer (unsigned) */ |
| 34 | |
| 35 | /****************************************************************************/ |
| 36 | /************************* Message Information ******************************/ |
| 37 | /****************************************************************************/ |
| 38 | |
| 39 | /* |
| 40 | * Error codes |
| 41 | */ |
| 42 | |
| 43 | /* General errors */ |
| 44 | #define EMUSAGE 1 /* Bad args / flags */ |
| 45 | #define EMFAIL 2 /* Unrecoverable error */ |
| 46 | #define EMBADADDR 3 /* Illegal address */ |
| 47 | #define EMBADREG 4 /* Illegal register */ |
| 48 | #define EMSYNTAX 5 /* Illegal command syntax */ |
| 49 | #define EMACCESS 6 /* Could not access memory */ |
| 50 | #define EMALLOC 7 /* Could not allocate memory */ |
| 51 | #define EMTARGET 8 /* Unknown target type */ |
| 52 | #define EMHINIT 9 /* Could not initialize host */ |
| 53 | #define EMCOMM 10 /* Could not open communication channel */ |
| 54 | |
| 55 | /* Message errors */ |
| 56 | #define EMBADMSG 11 /* Unknown message type */ |
| 57 | #define EMMSG2BIG 12 /* Message to large for buffer */ |
| 58 | #define EMNOSEND 13 /* Could not send message */ |
| 59 | #define EMNORECV 14 /* Could not receive message */ |
| 60 | |
| 61 | #define EMRESET 15 /* Could not RESET target */ |
| 62 | #define EMCONFIG 16 /* Could not get target CONFIG */ |
| 63 | #define EMSTATUS 17 /* Could not get target STATUS */ |
| 64 | #define EMREAD 18 /* Could not READ target memory */ |
| 65 | #define EMWRITE 19 /* Could not WRITE target memory */ |
| 66 | #define EMBKPTSET 20 /* Could not set breakpoint */ |
| 67 | #define EMBKPTRM 21 /* Could not remove breakpoint */ |
| 68 | #define EMBKPTSTAT 22 /* Could not get breakpoint status */ |
| 69 | #define EMBKPTNONE 23 /* All breakpoints in use */ |
| 70 | #define EMBKPTUSED 24 /* Breakpoints already in use */ |
| 71 | #define EMCOPY 25 /* Could not COPY target memory */ |
| 72 | #define EMFILL 26 /* Could not FILL target memory */ |
| 73 | #define EMINIT 27 /* Could not initialize target memory */ |
| 74 | #define EMGO 28 /* Could not start execution */ |
| 75 | #define EMSTEP 29 /* Could not single step */ |
| 76 | #define EMBREAK 30 /* Could not BREAK */ |
| 77 | #define EMHIF 31 /* Could not perform HIF service */ |
| 78 | #define EMCHANNEL0 32 /* Could not read CHANNEL0 */ |
| 79 | #define EMCHANNEL1 33 /* Could not write CHANNEL1 */ |
| 80 | |
| 81 | /* COFF file loader errors */ |
| 82 | #define EMOPEN 34 /* Could not open COFF file */ |
| 83 | #define EMHDR 35 /* Could not read COFF header */ |
| 84 | #define EMMAGIC 36 /* Bad magic number */ |
| 85 | #define EMAOUT 37 /* Could not read COFF a.out header */ |
| 86 | #define EMSCNHDR 38 /* Could not read COFF section header */ |
| 87 | #define EMSCN 39 /* Could not read COFF section */ |
| 88 | #define EMCLOSE 40 /* Could not close COFF file */ |
| 89 | |
| 90 | /* Log file errors */ |
| 91 | #define EMLOGOPEN 41 /* Could not open log file */ |
| 92 | #define EMLOGREAD 42 /* Could not read log file */ |
| 93 | #define EMLOGWRITE 43 /* Could not write to log file */ |
| 94 | #define EMLOGCLOSE 44 /* Could not close log file */ |
| 95 | |
| 96 | /* Command file errors */ |
| 97 | #define EMCMDOPEN 45 /* Could not open command file */ |
| 98 | #define EMCMDREAD 46 /* Could not read command file */ |
| 99 | #define EMCMDWRITE 47 /* Could not write to command file */ |
| 100 | #define EMCMDCLOSE 48 /* Could not close comand file */ |
| 101 | |
| 102 | #define EMTIMEOUT 49 /* Host timed out waiting for a message */ |
| 103 | #define EMCOMMTYPE 50 /* A '-t' flag must be specified */ |
| 104 | #define EMCOMMERR 51 /* Communication error */ |
| 105 | #define EMBAUD 52 /* Invalid baud rate specified */ |
| 106 | /* |
| 107 | * Memory Spaces |
| 108 | */ |
| 109 | #define LOCAL_REG 0 /* Local processor register */ |
| 110 | #define GLOBAL_REG 1 /* Global processor register */ |
| 111 | #define SPECIAL_REG 2 /* Special processor register */ |
| 112 | #define TLB_REG 3 /* Translation Lookaside Buffer */ |
| 113 | #define COPROC_REG 4 /* Coprocessor register */ |
| 114 | #define I_MEM 5 /* Instruction Memory */ |
| 115 | #define D_MEM 6 /* Data Memory */ |
| 116 | #define I_ROM 7 /* Instruction ROM */ |
| 117 | #define D_ROM 8 /* Data ROM */ |
| 118 | #define I_O 9 /* Input/Output */ |
| 119 | #define I_CACHE 10 /* Instruction Cache */ |
| 120 | #define D_CACHE 11 /* Data Cache */ |
| 121 | |
| 122 | /* To supress warnings for zero length array definitions */ |
| 123 | #define DUMMY 1 |
| 124 | |
| 125 | /* |
| 126 | ** Host to target definitions |
| 127 | */ |
| 128 | |
| 129 | #define RESET 0 |
| 130 | #define CONFIG_REQ 1 |
| 131 | #define STATUS_REQ 2 |
| 132 | #define READ_REQ 3 |
| 133 | #define WRITE_REQ 4 |
| 134 | #define BKPT_SET 5 |
| 135 | #define BKPT_RM 6 |
| 136 | #define BKPT_STAT 7 |
| 137 | #define COPY 8 |
| 138 | #define FILL 9 |
| 139 | #define INIT 10 |
| 140 | #define GO 11 |
| 141 | #define STEP 12 |
| 142 | #define BREAK 13 |
| 143 | |
| 144 | #define HIF_CALL_RTN 64 |
| 145 | #define CHANNEL0 65 |
| 146 | #define CHANNEL1_ACK 66 |
| 147 | |
| 148 | |
| 149 | /* |
| 150 | ** Target to host definitions |
| 151 | */ |
| 152 | |
| 153 | #define RESET_ACK 32 |
| 154 | #define CONFIG 33 |
| 155 | #define STATUS 34 |
| 156 | #define READ_ACK 35 |
| 157 | #define WRITE_ACK 36 |
| 158 | #define BKPT_SET_ACK 37 |
| 159 | #define BKPT_RM_ACK 38 |
| 160 | #define BKPT_STAT_ACK 39 |
| 161 | #define COPY_ACK 40 |
| 162 | #define FILL_ACK 41 |
| 163 | #define INIT_ACK 42 |
| 164 | #define HALT 43 |
| 165 | |
| 166 | #define ERROR 63 |
| 167 | |
| 168 | #define HIF_CALL 96 |
| 169 | #define CHANNEL0_ACK 97 |
| 170 | #define CHANNEL1 98 |
| 171 | |
| 172 | |
| 173 | /* A "generic" message */ |
| 174 | struct generic_msg_t |
| 175 | { |
| 176 | INT32 code; /* generic */ |
| 177 | INT32 length; |
| 178 | BYTE byte[DUMMY]; |
| 179 | }; |
| 180 | |
| 181 | |
| 182 | /* A "generic" message (with an INT32 array) */ |
| 183 | struct generic_int32_msg_t |
| 184 | { |
| 185 | INT32 code; /* generic */ |
| 186 | INT32 length; |
| 187 | INT32 int32[DUMMY]; |
| 188 | }; |
| 189 | |
| 190 | |
| 191 | /* |
| 192 | ** Host to target messages |
| 193 | */ |
| 194 | |
| 195 | struct reset_msg_t |
| 196 | { |
| 197 | INT32 code; /* 0 */ |
| 198 | INT32 length; |
| 199 | }; |
| 200 | |
| 201 | |
| 202 | struct config_req_msg_t |
| 203 | { |
| 204 | INT32 code; /* 1 */ |
| 205 | INT32 length; |
| 206 | }; |
| 207 | |
| 208 | |
| 209 | struct status_req_msg_t |
| 210 | { |
| 211 | INT32 code; /* 2 */ |
| 212 | INT32 length; |
| 213 | }; |
| 214 | |
| 215 | |
| 216 | struct read_req_msg_t |
| 217 | { |
| 218 | INT32 code; /* 3 */ |
| 219 | INT32 length; |
| 220 | INT32 memory_space; |
| 221 | ADDR32 address; |
| 222 | INT32 byte_count; |
| 223 | }; |
| 224 | |
| 225 | |
| 226 | struct write_req_msg_t |
| 227 | { |
| 228 | INT32 code; /* 4 */ |
| 229 | INT32 length; |
| 230 | INT32 memory_space; |
| 231 | ADDR32 address; |
| 232 | INT32 byte_count; |
| 233 | BYTE data[DUMMY]; |
| 234 | }; |
| 235 | |
| 236 | |
| 237 | struct write_r_msg_t |
| 238 | { |
| 239 | INT32 code; /* 4 */ |
| 240 | INT32 length; |
| 241 | INT32 memory_space; |
| 242 | ADDR32 address; |
| 243 | INT32 byte_count; |
| 244 | INT32 data[DUMMY]; |
| 245 | }; |
| 246 | |
| 247 | |
| 248 | struct bkpt_set_msg_t |
| 249 | { |
| 250 | INT32 code; /* 5 */ |
| 251 | INT32 length; |
| 252 | INT32 memory_space; |
| 253 | ADDR32 bkpt_addr; |
| 254 | INT32 pass_count; |
| 255 | INT32 bkpt_type; |
| 256 | }; |
| 257 | |
| 258 | |
| 259 | struct bkpt_rm_msg_t |
| 260 | { |
| 261 | INT32 code; /* 6 */ |
| 262 | INT32 length; |
| 263 | INT32 memory_space; |
| 264 | ADDR32 bkpt_addr; |
| 265 | }; |
| 266 | |
| 267 | |
| 268 | struct bkpt_stat_msg_t |
| 269 | { |
| 270 | INT32 code; /* 7 */ |
| 271 | INT32 length; |
| 272 | INT32 memory_space; |
| 273 | ADDR32 bkpt_addr; |
| 274 | }; |
| 275 | |
| 276 | |
| 277 | struct copy_msg_t |
| 278 | { |
| 279 | INT32 code; /* 8 */ |
| 280 | INT32 length; |
| 281 | INT32 source_space; |
| 282 | ADDR32 source_addr; |
| 283 | INT32 dest_space; |
| 284 | ADDR32 dest_addr; |
| 285 | INT32 byte_count; |
| 286 | }; |
| 287 | |
| 288 | |
| 289 | struct fill_msg_t |
| 290 | { |
| 291 | INT32 code; /* 9 */ |
| 292 | INT32 length; |
| 293 | INT32 memory_space; |
| 294 | ADDR32 start_addr; |
| 295 | INT32 fill_count; |
| 296 | INT32 byte_count; |
| 297 | BYTE fill_data[DUMMY]; |
| 298 | }; |
| 299 | |
| 300 | |
| 301 | struct init_msg_t |
| 302 | { |
| 303 | INT32 code; /* 10 */ |
| 304 | INT32 length; |
| 305 | ADDR32 text_start; |
| 306 | ADDR32 text_end; |
| 307 | ADDR32 data_start; |
| 308 | ADDR32 data_end; |
| 309 | ADDR32 entry_point; |
| 310 | INT32 mem_stack_size; |
| 311 | INT32 reg_stack_size; |
| 312 | ADDR32 arg_start; |
| 313 | INT32 os_control; |
| 314 | }; |
| 315 | |
| 316 | |
| 317 | struct go_msg_t |
| 318 | { |
| 319 | INT32 code; /* 11 */ |
| 320 | INT32 length; |
| 321 | }; |
| 322 | |
| 323 | |
| 324 | struct step_msg_t |
| 325 | { |
| 326 | INT32 code; /* 12 */ |
| 327 | INT32 length; |
| 328 | INT32 count; |
| 329 | }; |
| 330 | |
| 331 | |
| 332 | struct break_msg_t |
| 333 | { |
| 334 | INT32 code; /* 13 */ |
| 335 | INT32 length; |
| 336 | }; |
| 337 | |
| 338 | |
| 339 | struct hif_call_rtn_msg_t |
| 340 | { |
| 341 | INT32 code; /* 64 */ |
| 342 | INT32 length; |
| 343 | INT32 service_number; |
| 344 | INT32 gr121; |
| 345 | INT32 gr96; |
| 346 | INT32 gr97; |
| 347 | }; |
| 348 | |
| 349 | |
| 350 | struct channel0_msg_t |
| 351 | { |
| 352 | INT32 code; /* 65 */ |
| 353 | INT32 length; |
| 354 | BYTE data; |
| 355 | }; |
| 356 | |
| 357 | |
| 358 | struct channel1_ack_msg_t |
| 359 | { |
| 360 | INT32 code; /* 66 */ |
| 361 | INT32 length; |
| 362 | }; |
| 363 | |
| 364 | |
| 365 | /* |
| 366 | ** Target to host messages |
| 367 | */ |
| 368 | |
| 369 | |
| 370 | struct reset_ack_msg_t |
| 371 | { |
| 372 | INT32 code; /* 32 */ |
| 373 | INT32 length; |
| 374 | }; |
| 375 | |
| 376 | |
| 377 | struct config_msg_t |
| 378 | { |
| 379 | INT32 code; /* 33 */ |
| 380 | INT32 length; |
| 381 | INT32 processor_id; |
| 382 | INT32 version; |
| 383 | ADDR32 I_mem_start; |
| 384 | INT32 I_mem_size; |
| 385 | ADDR32 D_mem_start; |
| 386 | INT32 D_mem_size; |
| 387 | ADDR32 ROM_start; |
| 388 | INT32 ROM_size; |
| 389 | INT32 max_msg_size; |
| 390 | INT32 max_bkpts; |
| 391 | INT32 coprocessor; |
| 392 | INT32 reserved; |
| 393 | }; |
| 394 | |
| 395 | |
| 396 | struct status_msg_t |
| 397 | { |
| 398 | INT32 code; /* 34 */ |
| 399 | INT32 length; |
| 400 | INT32 msgs_sent; |
| 401 | INT32 msgs_received; |
| 402 | INT32 errors; |
| 403 | INT32 bkpts_hit; |
| 404 | INT32 bkpts_free; |
| 405 | INT32 traps; |
| 406 | INT32 fills; |
| 407 | INT32 spills; |
| 408 | INT32 cycles; |
| 409 | INT32 reserved; |
| 410 | }; |
| 411 | |
| 412 | |
| 413 | struct read_ack_msg_t |
| 414 | { |
| 415 | INT32 code; /* 35 */ |
| 416 | INT32 length; |
| 417 | INT32 memory_space; |
| 418 | ADDR32 address; |
| 419 | INT32 byte_count; |
| 420 | BYTE data[DUMMY]; |
| 421 | }; |
| 422 | |
| 423 | struct read_r_ack_msg_t |
| 424 | { |
| 425 | INT32 code; /* 35 */ |
| 426 | INT32 length; |
| 427 | INT32 memory_space; |
| 428 | ADDR32 address; |
| 429 | INT32 byte_count; |
| 430 | INT32 data[DUMMY]; |
| 431 | }; |
| 432 | |
| 433 | |
| 434 | struct write_ack_msg_t |
| 435 | { |
| 436 | INT32 code; /* 36 */ |
| 437 | INT32 length; |
| 438 | INT32 memory_space; |
| 439 | ADDR32 address; |
| 440 | INT32 byte_count; |
| 441 | }; |
| 442 | |
| 443 | |
| 444 | struct bkpt_set_ack_msg_t |
| 445 | { |
| 446 | INT32 code; /* 37 */ |
| 447 | INT32 length; |
| 448 | INT32 memory_space; |
| 449 | ADDR32 address; |
| 450 | INT32 pass_count; |
| 451 | INT32 bkpt_type; |
| 452 | }; |
| 453 | |
| 454 | |
| 455 | struct bkpt_rm_ack_msg_t |
| 456 | { |
| 457 | INT32 code; /* 38 */ |
| 458 | INT32 length; |
| 459 | INT32 memory_space; |
| 460 | ADDR32 address; |
| 461 | }; |
| 462 | |
| 463 | |
| 464 | struct bkpt_stat_ack_msg_t |
| 465 | { |
| 466 | INT32 code; /* 39 */ |
| 467 | INT32 length; |
| 468 | INT32 memory_space; |
| 469 | ADDR32 address; |
| 470 | INT32 pass_count; |
| 471 | INT32 bkpt_type; |
| 472 | }; |
| 473 | |
| 474 | |
| 475 | struct copy_ack_msg_t |
| 476 | { |
| 477 | INT32 code; /* 40 */ |
| 478 | INT32 length; |
| 479 | INT32 source_space; |
| 480 | ADDR32 source_addr; |
| 481 | INT32 dest_space; |
| 482 | ADDR32 dest_addr; |
| 483 | INT32 byte_count; |
| 484 | }; |
| 485 | |
| 486 | |
| 487 | struct fill_ack_msg_t |
| 488 | { |
| 489 | INT32 code; /* 41 */ |
| 490 | INT32 length; |
| 491 | INT32 memory_space; |
| 492 | ADDR32 start_addr; |
| 493 | INT32 fill_count; |
| 494 | INT32 byte_count; |
| 495 | }; |
| 496 | |
| 497 | |
| 498 | struct init_ack_msg_t |
| 499 | { |
| 500 | INT32 code; /* 42 */ |
| 501 | INT32 length; |
| 502 | }; |
| 503 | |
| 504 | |
| 505 | struct halt_msg_t |
| 506 | { |
| 507 | INT32 code; /* 43 */ |
| 508 | INT32 length; |
| 509 | INT32 memory_space; |
| 510 | ADDR32 pc0; |
| 511 | ADDR32 pc1; |
| 512 | INT32 trap_number; |
| 513 | }; |
| 514 | |
| 515 | |
| 516 | struct error_msg_t |
| 517 | { |
| 518 | INT32 code; /* 63 */ |
| 519 | INT32 length; |
| 520 | INT32 error_code; |
| 521 | INT32 memory_space; |
| 522 | ADDR32 address; |
| 523 | }; |
| 524 | |
| 525 | |
| 526 | struct hif_call_msg_t |
| 527 | { |
| 528 | INT32 code; /* 96 */ |
| 529 | INT32 length; |
| 530 | INT32 service_number; |
| 531 | INT32 lr2; |
| 532 | INT32 lr3; |
| 533 | INT32 lr4; |
| 534 | }; |
| 535 | |
| 536 | |
| 537 | struct channel0_ack_msg_t |
| 538 | { |
| 539 | INT32 code; /* 97 */ |
| 540 | INT32 length; |
| 541 | }; |
| 542 | |
| 543 | |
| 544 | struct channel1_msg_t |
| 545 | { |
| 546 | INT32 code; /* 98 */ |
| 547 | INT32 length; |
| 548 | BYTE data[DUMMY]; |
| 549 | }; |
| 550 | |
| 551 | |
| 552 | |
| 553 | /* |
| 554 | ** Union all of the message types together |
| 555 | */ |
| 556 | |
| 557 | union msg_t |
| 558 | { |
| 559 | struct generic_msg_t generic_msg; |
| 560 | struct generic_int32_msg_t generic_int32_msg; |
| 561 | |
| 562 | struct reset_msg_t reset_msg; |
| 563 | struct config_req_msg_t config_req_msg; |
| 564 | struct status_req_msg_t status_req_msg; |
| 565 | struct read_req_msg_t read_req_msg; |
| 566 | struct write_req_msg_t write_req_msg; |
| 567 | struct write_r_msg_t write_r_msg; |
| 568 | struct bkpt_set_msg_t bkpt_set_msg; |
| 569 | struct bkpt_rm_msg_t bkpt_rm_msg; |
| 570 | struct bkpt_stat_msg_t bkpt_stat_msg; |
| 571 | struct copy_msg_t copy_msg; |
| 572 | struct fill_msg_t fill_msg; |
| 573 | struct init_msg_t init_msg; |
| 574 | struct go_msg_t go_msg; |
| 575 | struct step_msg_t step_msg; |
| 576 | struct break_msg_t break_msg; |
| 577 | |
| 578 | struct hif_call_rtn_msg_t hif_call_rtn_msg; |
| 579 | struct channel0_msg_t channel0_msg; |
| 580 | struct channel1_ack_msg_t channel1_ack_msg; |
| 581 | |
| 582 | struct reset_ack_msg_t reset_ack_msg; |
| 583 | struct config_msg_t config_msg; |
| 584 | struct status_msg_t status_msg; |
| 585 | struct read_ack_msg_t read_ack_msg; |
| 586 | struct read_r_ack_msg_t read_r_ack_msg; |
| 587 | struct write_ack_msg_t write_ack_msg; |
| 588 | struct bkpt_set_ack_msg_t bkpt_set_ack_msg; |
| 589 | struct bkpt_rm_ack_msg_t bkpt_rm_ack_msg; |
| 590 | struct bkpt_stat_ack_msg_t bkpt_stat_ack_msg; |
| 591 | struct copy_ack_msg_t copy_ack_msg; |
| 592 | struct fill_ack_msg_t fill_ack_msg; |
| 593 | struct init_ack_msg_t init_ack_msg; |
| 594 | struct halt_msg_t halt_msg; |
| 595 | |
| 596 | struct error_msg_t error_msg; |
| 597 | |
| 598 | struct hif_call_msg_t hif_call_msg; |
| 599 | struct channel0_ack_msg_t channel0_ack_msg; |
| 600 | struct channel1_msg_t channel1_msg; |
| 601 | }; |