| 1 | // ========== Copyright Header Begin ========================================== |
| 2 | // |
| 3 | // OpenSPARC T2 Processor File: cpu_interface.cc |
| 4 | // Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. |
| 5 | // DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. |
| 6 | // |
| 7 | // The above named program is free software; you can redistribute it and/or |
| 8 | // modify it under the terms of the GNU General Public |
| 9 | // License version 2 as published by the Free Software Foundation. |
| 10 | // |
| 11 | // The above named program is distributed in the hope that it will be |
| 12 | // useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | // General Public License for more details. |
| 15 | // |
| 16 | // You should have received a copy of the GNU General Public |
| 17 | // License along with this work; if not, write to the Free Software |
| 18 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
| 19 | // |
| 20 | // ========== Copyright Header End ============================================ |
| 21 | //////////////////////////////////////////////////////////// |
| 22 | // |
| 23 | // File: cpu_interface.cc |
| 24 | // |
| 25 | // Copyright (C) 2005 Sun Microsystems, Inc. |
| 26 | // All rights reserved. |
| 27 | // |
| 28 | |
| 29 | #include <dlfcn.h> |
| 30 | #include <stdio.h> |
| 31 | #include <stdlib.h> |
| 32 | #include <ctype.h> |
| 33 | #include "types.h" |
| 34 | #include "blaze_globals.h" |
| 35 | #include "cpu_interface.h" |
| 36 | #include "spix_sparc.h" |
| 37 | #include "system.h" |
| 38 | #include "ui.h" |
| 39 | #include "command_opts.h" |
| 40 | |
| 41 | |
| 42 | // This file implements C++ interface for the |
| 43 | // cpu shared library |
| 44 | |
| 45 | |
| 46 | void *cpu_lib_handle = NULL; |
| 47 | char cpu_lib_name[160] = "lib.unknown.cpu.type"; |
| 48 | |
| 49 | // global vcpu table |
| 50 | Vcpu *g_vcpu[NCPU_MAX]; |
| 51 | int g_nvcpu = 0; // total number of vcpu's |
| 52 | int g_vcpu_id_max = 0; // max id of the vcpu |
| 53 | |
| 54 | VCPU_ExInterface g_cpu_ex_intf; |
| 55 | |
| 56 | extern int pselect_cpu_id; |
| 57 | |
| 58 | // parameter names |
| 59 | #define INST_NAME "name" |
| 60 | #define CPU_TYPE "cpu-type" |
| 61 | #define MMU_TYPE "mmu-type" |
| 62 | #define DTLB_SIZE "dtlb-entries" |
| 63 | #define ITLB_SIZE "itlb-entries" |
| 64 | #define CLOCK "clock-frequency" |
| 65 | #define SCLOCK "system-frequency" |
| 66 | #define LOOPTICKS "cpu-loopticks" |
| 67 | #define STICKINCR "cpu-stickincr" |
| 68 | #define NWINS "cpu-nwins" |
| 69 | #define TLMAX "cpu-tlmax" |
| 70 | #define CPU_ID "id" |
| 71 | |
| 72 | // cpu ui commands |
| 73 | static int pregs_ui_cmd (void *, int argc, char **argv); |
| 74 | static int fpregs_ui_cmd (void *, int argc, char **argv); |
| 75 | static int cmpregs_ui_cmd (void *, int argc, char **argv); |
| 76 | static int read_reg_ui_cmd (void *, int argc, char **argv); |
| 77 | static int set_pc_ui_cmd (void *, int argc, char **argv); |
| 78 | static int write_reg_ui_cmd (void *, int argc, char **argv); |
| 79 | static int regs_ui_cmd (void *, int argc, char **argv); |
| 80 | static int pc_ui_cmd (void *, int argc, char **argv); |
| 81 | static int cpuregs_ui_cmd (void *, int argc, char **argv); |
| 82 | |
| 83 | |
| 84 | static int pregs_cmd_usage (); |
| 85 | static int fpregs_cmd_usage (); |
| 86 | static int cmpregs_cmd_usage (); |
| 87 | static int read_reg_cmd_usage (); |
| 88 | static int set_pc_cmd_usage (); |
| 89 | static int write_reg_cmd_usage(); |
| 90 | static int print_reg_cmd_usage(); |
| 91 | static int cpuregs_cmd_usage (); |
| 92 | |
| 93 | ////////////////////////////////////////////////////////////// |
| 94 | // |
| 95 | // set configuration parameter |
| 96 | // |
| 97 | // Configuration informaion is encoded in |
| 98 | // name=<value> pairs |
| 99 | // |
| 100 | |
| 101 | |
| 102 | int set_param |
| 103 | ( |
| 104 | char * name_value, // parameter name=value string |
| 105 | VCPU_Config *config // set value in this sructure |
| 106 | ) |
| 107 | { |
| 108 | // get param name |
| 109 | char *name = strtok ( name_value, " =" ); |
| 110 | if (name == NULL) |
| 111 | { |
| 112 | ui->error("cannot read cpu param name %s\n", name_value); |
| 113 | return 1; |
| 114 | } |
| 115 | |
| 116 | // get param value |
| 117 | char *param = strtok ( NULL, "\0" ); |
| 118 | if (param == NULL) |
| 119 | { |
| 120 | ui->error("cannot read cpu param value %s\n", name_value); |
| 121 | return 1; |
| 122 | } |
| 123 | |
| 124 | |
| 125 | if (strcmp ( name, CPU_TYPE) == 0 ) |
| 126 | { |
| 127 | config->type = strdup ( param ) ; |
| 128 | } |
| 129 | else if (strcmp ( name, INST_NAME) == 0 ) |
| 130 | { |
| 131 | config->name = strdup ( param ) ; |
| 132 | } |
| 133 | else if (strcmp ( name, MMU_TYPE) == 0 ) |
| 134 | { |
| 135 | config->mmu_type = strdup ( param ) ; |
| 136 | } |
| 137 | else if (strcmp ( name, NWINS) == 0 ) |
| 138 | { |
| 139 | config->reg_wins = (int)strtol(param, NULL, 0); |
| 140 | } |
| 141 | else if (strcmp ( name, TLMAX ) == 0 ) |
| 142 | { |
| 143 | config->tl_max = (int)strtol(param, NULL, 0); |
| 144 | } |
| 145 | else if (strcmp ( name, DTLB_SIZE ) == 0 ) |
| 146 | { |
| 147 | config->dtlb_size = (int)strtol(param, NULL, 0); |
| 148 | } |
| 149 | else if (strcmp ( name, ITLB_SIZE ) == 0 ) |
| 150 | { |
| 151 | config->itlb_size = (int)strtol(param, NULL, 0); |
| 152 | } |
| 153 | else if (strcmp ( name, CLOCK ) == 0 ) |
| 154 | { |
| 155 | config->cpufreq = (unsigned long long)strtoull(param, NULL, 0); |
| 156 | } |
| 157 | else if (strcmp ( name, SCLOCK ) == 0 ) |
| 158 | { |
| 159 | ui->warning("param %s %s is not supported \n", name, param); |
| 160 | } |
| 161 | else if (strcmp ( name, STICKINCR ) == 0 ) |
| 162 | { |
| 163 | config->stickincr = (int)strtol(param, NULL, 0); |
| 164 | } |
| 165 | else if (strcmp ( name, LOOPTICKS ) == 0 ) |
| 166 | { |
| 167 | config->loopticks = (int)strtol(param, NULL, 0); |
| 168 | } |
| 169 | else if(strcmp(name ,CPU_ID) == 0) |
| 170 | { |
| 171 | config->id = (int)strtol(param,NULL,0); |
| 172 | if (config->id >= NCPU_MAX) |
| 173 | { |
| 174 | ui->error("cpu id %d cannot exceed %d\n", config->id, NCPU_MAX ); |
| 175 | return 1; |
| 176 | } |
| 177 | } |
| 178 | else |
| 179 | { |
| 180 | ui->error("unknown cpu param: %s\n", name); |
| 181 | return 1; |
| 182 | } |
| 183 | |
| 184 | return 0; |
| 185 | } |
| 186 | |
| 187 | /////////////////////////////////////////////////////////// |
| 188 | // |
| 189 | // get cpu config parameter string based on param name |
| 190 | // |
| 191 | static char *get_param ( char *name, VCPU_Config *config ) |
| 192 | { |
| 193 | static char param_value[40]; |
| 194 | |
| 195 | sprintf ( param_value, "unknown parameter" ); |
| 196 | |
| 197 | if (strcmp ( name, CPU_TYPE ) == 0 ) |
| 198 | { |
| 199 | sprintf ( param_value, "%s", config->type ); |
| 200 | } |
| 201 | else if (strcmp ( name, INST_NAME) == 0 ) |
| 202 | { |
| 203 | sprintf ( param_value, "%s", config->name ); |
| 204 | } |
| 205 | else if (strcmp ( name, MMU_TYPE) == 0 ) |
| 206 | { |
| 207 | sprintf ( param_value, "%s", config->mmu_type ); |
| 208 | } |
| 209 | else if (strcmp ( name, NWINS) == 0 ) |
| 210 | { |
| 211 | sprintf ( param_value, "%i", config->reg_wins ); |
| 212 | } |
| 213 | else if (strcmp ( name, TLMAX ) == 0 ) |
| 214 | { |
| 215 | sprintf ( param_value, "%i", config->tl_max ); |
| 216 | } |
| 217 | else if (strcmp ( name, DTLB_SIZE ) == 0 ) |
| 218 | { |
| 219 | sprintf ( param_value, "%i", config->dtlb_size ); |
| 220 | } |
| 221 | else if (strcmp ( name, ITLB_SIZE ) == 0 ) |
| 222 | { |
| 223 | sprintf ( param_value, "%i", config->itlb_size ); |
| 224 | } |
| 225 | else if (strcmp ( name, SCLOCK ) == 0 ) |
| 226 | { |
| 227 | sprintf ( param_value, "%i", config->stickfreq ); |
| 228 | } |
| 229 | else if (strcmp ( name, CLOCK ) == 0 ) |
| 230 | { |
| 231 | sprintf ( param_value, "%llu", config->cpufreq ); |
| 232 | } |
| 233 | else if (strcmp ( name, STICKINCR ) == 0 ) |
| 234 | { |
| 235 | sprintf ( param_value, "%i", config->stickincr ); |
| 236 | } |
| 237 | else if (strcmp ( name, LOOPTICKS ) == 0 ) |
| 238 | { |
| 239 | sprintf ( param_value, "%i", config->loopticks ); |
| 240 | } |
| 241 | else if(strcmp(name ,CPU_ID) == 0) |
| 242 | { |
| 243 | sprintf ( param_value, "%i", config->id ); |
| 244 | } |
| 245 | return param_value; |
| 246 | } |
| 247 | |
| 248 | void set_default ( VCPU_Config &config ) |
| 249 | { |
| 250 | // set defaullt values |
| 251 | config.name = NULL; |
| 252 | config.type = NULL; //strdup("SUNW,UltraSPARC-II"); |
| 253 | config.mmu_type = NULL; |
| 254 | config.cpu_type = VCPU_IMPL_VER_NONE; // encoded cpu impl version |
| 255 | config.reg_wins = 8; // number of reg windows |
| 256 | config.tl_max = 7; // trap level max |
| 257 | config.itlb_size = 64; // number of tlb entries |
| 258 | config.dtlb_size = 64; |
| 259 | config.stickincr= 1; // the amount stick has to be incremented |
| 260 | |
| 261 | // a person doing simulation ought to know these values |
| 262 | // have to be initialized in the rc file ... Sreenivas |
| 263 | ///* not to break the regression without changes available in rc file |
| 264 | config.loopticks= 25; // number of instruction per one update of stick |
| 265 | config.cpufreq = 1000000; // cpu clock |
| 266 | config.stickfreq= 10000; // system clock |
| 267 | //*/ |
| 268 | config.cpi = 1; // cycles per instruction |
| 269 | config.delay = 0; // delay this number of instructions |
| 270 | config.mode = 1; // all cpu's on separate threads |
| 271 | config.trace_on = 0; // tracing is off |
| 272 | config.id = -1; |
| 273 | |
| 274 | config.execution_driven = 0; |
| 275 | } |
| 276 | |
| 277 | ////////////////////////////////////////////////////////////// |
| 278 | // |
| 279 | // parse config string |
| 280 | // |
| 281 | static int process_config_cmd |
| 282 | ( |
| 283 | char *config_cmd, // config string: name=value pairs |
| 284 | VCPU_Config *config // return config structure |
| 285 | ) |
| 286 | { |
| 287 | |
| 288 | char param_delimiter[] = " \0"; |
| 289 | |
| 290 | // make a copy because strtok() will write the termination chars |
| 291 | char *cmd = strdup ( config_cmd ); |
| 292 | |
| 293 | int n_param = 0; // param counter |
| 294 | int status = 0; |
| 295 | |
| 296 | for ( |
| 297 | char *name_value = strtok ( cmd, param_delimiter ); |
| 298 | name_value != NULL; |
| 299 | name_value = strtok ( NULL, param_delimiter ) |
| 300 | ) |
| 301 | { |
| 302 | if ( set_param ( name_value, config ) != 0 ) |
| 303 | { |
| 304 | ui->error("cannot set cpu param %s\n", name_value); |
| 305 | status++; |
| 306 | break; |
| 307 | } |
| 308 | |
| 309 | n_param++; |
| 310 | } |
| 311 | |
| 312 | free (cmd); |
| 313 | |
| 314 | if (n_param ==0) |
| 315 | { |
| 316 | ui->error("there are no cpu config params\n"); |
| 317 | return 1; |
| 318 | } |
| 319 | |
| 320 | |
| 321 | return status; |
| 322 | |
| 323 | } |
| 324 | |
| 325 | |
| 326 | int deprecated_read_cmd (void *, int argc, char **argv) |
| 327 | { |
| 328 | ui->error("This command is deprecated, use read-reg command instead.\n"); |
| 329 | return 0; |
| 330 | } |
| 331 | |
| 332 | int deprecated_write_cmd (void *, int argc, char **argv) |
| 333 | { |
| 334 | ui->error("This command is deprecated, use write-reg command instead.\n"); |
| 335 | return 0; |
| 336 | } |
| 337 | |
| 338 | |
| 339 | ////////////////////////////////////////////////////////////// |
| 340 | // |
| 341 | // Create a new cpu instance |
| 342 | // |
| 343 | Vcpu* create_cpu |
| 344 | ( |
| 345 | char *path, // library path |
| 346 | char *pconfig, // config line with name=value pairs |
| 347 | VCPU_ImpIntf *intf, // cpu imported interface |
| 348 | int version // cpu lib version number |
| 349 | ) |
| 350 | { |
| 351 | VCPU_Config config_info; |
| 352 | |
| 353 | // process cpu config command |
| 354 | // fill out config_info structure |
| 355 | if ( process_config_cmd (pconfig, &config_info) != 0 ) |
| 356 | { |
| 357 | ui->error("Invalid Cpu config information \n"); |
| 358 | exit (1); |
| 359 | } |
| 360 | |
| 361 | |
| 362 | return create_cpu ( path, config_info, intf, version ); |
| 363 | |
| 364 | } |
| 365 | |
| 366 | ////////////////// |
| 367 | Vcpu* create_cpu |
| 368 | ( |
| 369 | char *path, // library path |
| 370 | VCPU_Config &config_info, // cpu config params |
| 371 | VCPU_ImpIntf *intf, // cpu imported interface |
| 372 | int version // cpu lib version number |
| 373 | ) |
| 374 | { |
| 375 | static bool id_from_sysconf = true; // expect id from sysconf |
| 376 | |
| 377 | if ( config_info.type == NULL ) |
| 378 | { |
| 379 | ui->error("missing cpu type information \n"); |
| 380 | exit (1); |
| 381 | } |
| 382 | |
| 383 | // either id is present on all lines, or its not present on any |
| 384 | // sysconf line. no intermixing is allowed |
| 385 | if(config_info.id == -1){ |
| 386 | // sid is not provided on sysconf line. assign sid = vid |
| 387 | config_info.id = g_nvcpu; |
| 388 | if(g_nvcpu == 0) // first vcpu |
| 389 | id_from_sysconf = false; |
| 390 | if(id_from_sysconf){ |
| 391 | ui->error("cpu id is being assigned implicitly. sysconf file error\n"); |
| 392 | exit(1); |
| 393 | } |
| 394 | }else{ |
| 395 | if(!id_from_sysconf){ |
| 396 | ui->error("cpu id missing. sysconf file error\n"); |
| 397 | exit(1); |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | if (!cpu_lib_handle) // first cpu |
| 402 | { |
| 403 | // register cpu related ui commands |
| 404 | UI_register_cmd_2 ("cpuregs", "print cpu register names", cpuregs_ui_cmd, cpuregs_cmd_usage ); |
| 405 | UI_register_cmd_2 ("pregs", "print cpu architecture registers", pregs_ui_cmd, pregs_cmd_usage); |
| 406 | UI_register_cmd_2 ("fpregs", "print floating-point registers", fpregs_ui_cmd, fpregs_cmd_usage); |
| 407 | UI_register_cmd_2 ("cmpregs", "print cmp registers", cmpregs_ui_cmd, cmpregs_cmd_usage); |
| 408 | UI_register_cmd_2 ("read-reg", "read a register by name", read_reg_ui_cmd, read_reg_cmd_usage); |
| 409 | UI_register_cmd_2 ("write-reg","write value to a register", write_reg_ui_cmd, write_reg_cmd_usage); |
| 410 | UI_register_cmd_2 ("set-pc", "set pc for current cpu", set_pc_ui_cmd, set_pc_cmd_usage); |
| 411 | UI_register_cmd_2 ("pc", "print current pc for all cpus", pc_ui_cmd, NULL); |
| 412 | UI_register_cmd_2 ("r", "print cpu regs", regs_ui_cmd, print_reg_cmd_usage); |
| 413 | |
| 414 | UI_register_cmd_2 ("read-fp-reg-i", "print floating point single register as integer", deprecated_read_cmd, NULL); |
| 415 | UI_register_cmd_2 ("read-fp-reg-x", "print floating point double register as integer", deprecated_read_cmd, NULL); |
| 416 | UI_register_cmd_2 ("read-th-ctl-reg", "print a control register value of a strand" , deprecated_read_cmd, NULL); |
| 417 | UI_register_cmd_2 ("read-th-fp-reg-i", "print a single fp register value of a strand" , deprecated_read_cmd, NULL); |
| 418 | UI_register_cmd_2 ("read-th-fp-reg-x", "print a double fp register value of a strand" , deprecated_read_cmd, NULL); |
| 419 | UI_register_cmd_2 ("read-th-reg", "print an integer register value of a strand" , deprecated_read_cmd, NULL); |
| 420 | |
| 421 | UI_register_cmd_2 ("write-fp-reg-i", "write floating point single register as integer", deprecated_write_cmd, NULL); |
| 422 | UI_register_cmd_2 ("write-fp-reg-x", "write floating point double register as integer", deprecated_write_cmd, NULL); |
| 423 | UI_register_cmd_2 ("write-th-ctl-reg", "write a control register value of a strand" , deprecated_write_cmd, NULL); |
| 424 | UI_register_cmd_2 ("write-th-fp-reg-i","write floating point single register as integer", deprecated_write_cmd, NULL); |
| 425 | UI_register_cmd_2 ("write-th-fp-reg-x","write double fp register value of a strand" , deprecated_write_cmd, NULL); |
| 426 | UI_register_cmd_2 ("write-th-reg", "write integer register value of a strand" , deprecated_write_cmd, NULL); |
| 427 | |
| 428 | } |
| 429 | |
| 430 | |
| 431 | // generate cpu library name from the config info |
| 432 | char lib_name[160]; |
| 433 | sprintf(lib_name,"lib%s.so", config_info.type ); |
| 434 | |
| 435 | |
| 436 | if (strcmp(lib_name, cpu_lib_name)!=0) // library was not loaded yet |
| 437 | { |
| 438 | // open shared library; |
| 439 | extern void * mod_dlopen (char * pathp, char * name, int flags); |
| 440 | cpu_lib_handle = mod_dlopen (path, lib_name, RTLD_LAZY|RTLD_GLOBAL|RTLD_PARENT); |
| 441 | |
| 442 | |
| 443 | // remember last opened cpu library |
| 444 | strlcpy ( cpu_lib_name, lib_name, 160 ); |
| 445 | } |
| 446 | |
| 447 | if ( cpu_lib_handle == NULL ) |
| 448 | { |
| 449 | ui->error("Cannot find cpu library %s \n", lib_name ); |
| 450 | exit (1); |
| 451 | } |
| 452 | |
| 453 | // extract lib exported interface |
| 454 | VCPU_GetIntfFn get_interface = (VCPU_GetIntfFn)dlsym ( cpu_lib_handle, "get_ex_interface" ); |
| 455 | |
| 456 | if (get_interface == NULL) |
| 457 | { |
| 458 | ui->error("Cannot find cpu exported interface \n"); |
| 459 | exit (1); |
| 460 | } |
| 461 | |
| 462 | // obtain cpu interface |
| 463 | get_interface ( &g_cpu_ex_intf); |
| 464 | |
| 465 | |
| 466 | |
| 467 | // create cpu instance |
| 468 | Vcpu * vcpu = (Vcpu*)g_cpu_ex_intf.create( &config_info, intf ); |
| 469 | if ( vcpu == NULL ) |
| 470 | { |
| 471 | ui->error("Cannot create Cpu %s \n", config_info.name); |
| 472 | exit (1); |
| 473 | } |
| 474 | |
| 475 | int sid = vcpu->config.id; |
| 476 | g_vcpu[sid] = vcpu; |
| 477 | |
| 478 | // total number of vcpu's |
| 479 | g_nvcpu ++; |
| 480 | |
| 481 | // max id of the vcpu |
| 482 | if (g_vcpu_id_max < sid) |
| 483 | g_vcpu_id_max = sid; |
| 484 | |
| 485 | |
| 486 | return vcpu; |
| 487 | |
| 488 | } |
| 489 | |
| 490 | |
| 491 | |
| 492 | // cofiguration parameters |
| 493 | int set_param ( int cpu_id, char *param_name ) |
| 494 | { |
| 495 | Vcpu *vcpu = get_vcpu(cpu_id); |
| 496 | if (!vcpu) |
| 497 | return 0; |
| 498 | |
| 499 | return set_param (param_name, &(vcpu->config)); |
| 500 | } |
| 501 | char *get_param ( int cpu_id, char *param_name ) |
| 502 | { |
| 503 | Vcpu *vcpu = get_vcpu(cpu_id); |
| 504 | if (!vcpu) |
| 505 | return 0; |
| 506 | |
| 507 | return get_param (param_name, &(vcpu->config)); |
| 508 | } |
| 509 | |
| 510 | // set a breakpoint from a remote debugger |
| 511 | int cpu_set_breakpoint ( int cpu_id, VCPU_BpType type, uint64_t addr ) |
| 512 | { |
| 513 | int bp_id; |
| 514 | extern int bp_action ( int bp_id, int vcpu_id ); |
| 515 | Vcpu * vcpu = get_vcpu(cpu_id); |
| 516 | if(!vcpu) |
| 517 | return 0; |
| 518 | return vcpu->set_breakpoint( &bp_id,type, addr, bp_action ); |
| 519 | } |
| 520 | |
| 521 | // remove a breakpoint |
| 522 | int cpu_remove_breakpoint ( int cpu_id, VCPU_BpType type, uint64_t addr ) |
| 523 | { |
| 524 | Vcpu * vcpu = get_vcpu(cpu_id); |
| 525 | if(!vcpu) |
| 526 | return 0; |
| 527 | return vcpu->delete_breakpoint(); |
| 528 | } |
| 529 | |
| 530 | ///////////////////////////////////////////////////////// |
| 531 | // |
| 532 | // Disassemble instruction |
| 533 | // |
| 534 | int disassemble (uint32_t iw, uint64_t pc, char *buf, int size ) |
| 535 | { |
| 536 | |
| 537 | if ( |
| 538 | ! spix_sparc_dis( buf, size, |
| 539 | spix_sparc_iop(SPIX_SPARC_V9, &iw), |
| 540 | &iw, pc ) |
| 541 | ) |
| 542 | { |
| 543 | sprintf ( buf, "unknown" ); |
| 544 | return 0; |
| 545 | } |
| 546 | return 1; |
| 547 | } |
| 548 | |
| 549 | |
| 550 | /////////////////////////////////////////////////////// |
| 551 | // |
| 552 | // Read vcpu regs from the ui |
| 553 | // |
| 554 | |
| 555 | int print_reg_cmd_usage() |
| 556 | { |
| 557 | ui->output("usage: r [-cpu <id>] [-w [<wp>]|-g [<gwp>]|-f|df|-pr|-asr|-hpr|-tr <tr_level>|-asi <asi> <va>]\n"); |
| 558 | return 0; |
| 559 | } |
| 560 | int regs_ui_cmd (void *, int argc, char **argv) |
| 561 | { |
| 562 | if (!IN_STOP_STATE (blaze_run_state)) |
| 563 | { |
| 564 | ui->error("not in stop state, use stop command first\n"); |
| 565 | return 0; |
| 566 | } |
| 567 | |
| 568 | int cpuid = 0; |
| 569 | int greg = 0; |
| 570 | int wreg = 0; |
| 571 | int gl = -1; |
| 572 | int wp = -1; |
| 573 | int freg = 0; |
| 574 | int dfreg = 0; |
| 575 | int pr = 0; |
| 576 | int asr = 0; |
| 577 | int hpr = 0; |
| 578 | int tr = 0; |
| 579 | int tl = 1; |
| 580 | |
| 581 | int asi = 0; |
| 582 | uint8_t asi_i = 0; |
| 583 | uint64_t asi_va = 0; |
| 584 | |
| 585 | Vcpu *cpu = 0; |
| 586 | |
| 587 | for(int i=1; i<argc; i++) |
| 588 | { |
| 589 | // check reg type |
| 590 | if (strcmp(argv[i], "-w")==0) |
| 591 | { |
| 592 | wreg = 1; |
| 593 | if (((i+1)<argc) && isdigit(argv[i+1][0])) |
| 594 | wp = int(strtol(argv[++i], NULL, 0)); |
| 595 | continue; |
| 596 | } |
| 597 | else if (strcmp(argv[i], "-g")==0) |
| 598 | { |
| 599 | greg = 1; |
| 600 | if ( ((i+1)<argc) && isdigit(argv[i+1][0]) ) |
| 601 | gl = int(strtol(argv[++i], NULL, 0)); |
| 602 | continue; |
| 603 | } |
| 604 | else if (strcmp(argv[i], "-f")==0) freg = 1; |
| 605 | else if (strcmp(argv[i], "-df")==0) dfreg = 1; |
| 606 | else if (strcmp(argv[i], "-pr")==0) pr = 1; |
| 607 | else if (strcmp(argv[i], "-asr")==0) asr = 1; |
| 608 | else if (strcmp(argv[i], "-hpr")==0) hpr = 1; |
| 609 | else if ((strcmp(argv[i], "-asi")==0) && ((i+2)<argc)) |
| 610 | { |
| 611 | asi_i = uint8_t(strtol(argv[++i], NULL, 0)); |
| 612 | asi_va = strtoll(argv[++i], NULL, 0); |
| 613 | asi = 1; |
| 614 | continue; |
| 615 | } |
| 616 | else if ((strcmp(argv[i], "-tr")==0) && ((i+1)<argc)) |
| 617 | { |
| 618 | tr = 1; |
| 619 | tl = int(strtol(argv[++i], NULL, 0)); |
| 620 | if (tl < 1) tl = 1; |
| 621 | continue; |
| 622 | } |
| 623 | else if ((strcmp(argv[i], "-cpu")==0) && ((i+1)<argc)) |
| 624 | { |
| 625 | cpuid = int(strtol(argv[++i], NULL, 0)); |
| 626 | if(cpuid<0) cpuid = 0; |
| 627 | cpu = get_vcpu(cpuid); |
| 628 | if(!cpu) |
| 629 | ui->error("cpu[%d] is not available\n",cpuid); |
| 630 | continue; |
| 631 | } |
| 632 | else if (strcmp(argv[i], "?")==0) |
| 633 | { |
| 634 | print_reg_cmd_usage(); |
| 635 | return 0; |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | if (!( greg||wreg||freg||dfreg||pr||asr||hpr||tr|asi) ) |
| 640 | return print_reg_cmd_usage(); |
| 641 | |
| 642 | |
| 643 | if(!cpu) // no cpu id was selected |
| 644 | { |
| 645 | cpu = get_vcpu(pselect_cpu_id); |
| 646 | if(!cpu) |
| 647 | { |
| 648 | ui->error("cpu[%d] is not available\n",cpuid); |
| 649 | return 0; |
| 650 | } |
| 651 | cpuid = pselect_cpu_id; |
| 652 | } |
| 653 | |
| 654 | ui->output ( "cpu[%i]:",cpuid); |
| 655 | |
| 656 | if (asi) |
| 657 | { |
| 658 | uint64_t value = 0; |
| 659 | ui->output ("asi 0x%x, va=0x%llx, ", asi_i, asi_va); |
| 660 | if (cpu->get_asi(asi_i, asi_va, value) == 0) |
| 661 | ui->output ("value = 0x%llx \n", value); |
| 662 | else |
| 663 | ui->error ("unknown \n"); |
| 664 | } |
| 665 | |
| 666 | if (wreg) |
| 667 | { |
| 668 | uint64_t max_wp; |
| 669 | uint64_t cur_wp; |
| 670 | |
| 671 | cpu->get_reg(VCPU_SIM_MAX_WP,&max_wp); |
| 672 | cpu->get_reg(VCPU_PR_CWP,&cur_wp); |
| 673 | |
| 674 | ui->output ( "\nwindowed R registers,"); |
| 675 | |
| 676 | if (wp < 0) { |
| 677 | wp = cur_wp; |
| 678 | ui->output (" wp=%d (current)\n",wp); |
| 679 | } else { |
| 680 | if (wp > max_wp) |
| 681 | wp = max_wp; |
| 682 | ui->output (" wp=%d\n", wp); |
| 683 | } |
| 684 | |
| 685 | cpu->set_reg(VCPU_PR_CWP,wp); |
| 686 | |
| 687 | for (int i=0; i<8; i++) |
| 688 | { |
| 689 | uint64_t value = 0; |
| 690 | cpu->get_reg(VCPU_IRF_0 + i + 8, &value); // o regs |
| 691 | ui->output ("%s=0x%016llx ", cpu->get_reg_name(VCPU_IRF_0 + i + 8), value); |
| 692 | cpu->get_reg(VCPU_IRF_0 + i + 16, &value); // l regs |
| 693 | ui->output ("%s=0x%016llx ", cpu->get_reg_name(VCPU_IRF_0 + i + 16), value); |
| 694 | cpu->get_reg(VCPU_IRF_0 + i + 24, &value); // i regs |
| 695 | ui->output ("%s=0x%016llx\n", cpu->get_reg_name(VCPU_IRF_0 + i + 24), value); |
| 696 | } |
| 697 | |
| 698 | cpu->set_reg(VCPU_PR_CWP,cur_wp); |
| 699 | } |
| 700 | |
| 701 | if (greg) |
| 702 | { |
| 703 | uint64_t max_gl; |
| 704 | uint64_t cur_gl; |
| 705 | |
| 706 | cpu->get_reg(VCPU_SIM_MAX_GL,&max_gl); |
| 707 | cpu->get_reg(VCPU_PR_GL,&cur_gl); |
| 708 | |
| 709 | ui->output ( "\nglobal R registers,"); |
| 710 | |
| 711 | if (gl < 0) { |
| 712 | gl = cur_gl; |
| 713 | ui->output (" gl=%d (current)\n",gl); |
| 714 | } else { |
| 715 | if (gl > max_gl) |
| 716 | gl = max_gl; |
| 717 | ui->output (" gl=%d\n", gl); |
| 718 | } |
| 719 | |
| 720 | cpu->set_reg(VCPU_PR_GL,gl); |
| 721 | |
| 722 | for (int i=0; i<8; i++) |
| 723 | { |
| 724 | uint64_t value = 0; |
| 725 | cpu->get_reg(VCPU_IRF_0 + i, &value); |
| 726 | ui->output ("%s=0x%016llx\n", cpu->get_reg_name(VCPU_IRF_0 + i), value); |
| 727 | } |
| 728 | |
| 729 | cpu->set_reg(VCPU_PR_GL,cur_gl); |
| 730 | } |
| 731 | |
| 732 | |
| 733 | if (freg) |
| 734 | { |
| 735 | ui->output ( "\nfloating point registers\n"); |
| 736 | |
| 737 | for (int i=0; i<32; i++) |
| 738 | { |
| 739 | uint64_t value = 0; |
| 740 | cpu->get_reg(VCPU_FRF_0 + i, &value); |
| 741 | uint32_t val32 = uint32(value); |
| 742 | ui->output ( "f%-2i = %e\n", i, val32); |
| 743 | } |
| 744 | } |
| 745 | |
| 746 | if (dfreg) |
| 747 | { |
| 748 | ui->output ( "\ndouble floating point registers\n"); |
| 749 | |
| 750 | for (int i=0; i<63; i+=2) |
| 751 | { |
| 752 | uint64_t value = 0; |
| 753 | if (cpu->get_reg(VCPU_DRF_0 + i/2, &value) == 0) |
| 754 | ui->output ( "d%-2i = %e\n", i, value); |
| 755 | } |
| 756 | |
| 757 | } |
| 758 | |
| 759 | if (pr) |
| 760 | { |
| 761 | ui->output ( "\nPR registers\n"); |
| 762 | |
| 763 | for (int i=0; i<32; i++) |
| 764 | { |
| 765 | uint64_t value = 0; |
| 766 | if (cpu->get_reg(VCPU_PR_0 + i, &value) == Vcpu::REG_OK) |
| 767 | { |
| 768 | ui->output ( "pr%-2d %16s = 0x%llx\n", i, cpu->get_reg_name(VCPU_PR_0 + i), value); |
| 769 | } |
| 770 | } |
| 771 | } |
| 772 | |
| 773 | if (asr) |
| 774 | { |
| 775 | ui->output ( "\nASR registers\n"); |
| 776 | |
| 777 | for (int i=0; i<32; i++) |
| 778 | { |
| 779 | uint64_t value = 0; |
| 780 | if (cpu->get_reg(VCPU_ASR_0 + i, &value) == Vcpu::REG_OK) |
| 781 | { |
| 782 | ui->output ( "asr%-2d %16s = 0x%llx\n", i, cpu->get_reg_name(VCPU_ASR_0 + i), value); |
| 783 | } |
| 784 | } |
| 785 | } |
| 786 | |
| 787 | if (hpr) |
| 788 | { |
| 789 | ui->output ( "\nHPR registers\n"); |
| 790 | |
| 791 | for (int i=0; i<32; i++) |
| 792 | { |
| 793 | uint64_t value = 0; |
| 794 | if (cpu->get_reg(VCPU_HPR_0 + i, &value) == Vcpu::REG_OK) |
| 795 | ui->output ( "hpr%-2d %16s = 0x%llx\n", i, cpu->get_reg_name(VCPU_HPR_0 + i), value); |
| 796 | } |
| 797 | |
| 798 | } |
| 799 | |
| 800 | if (tr) |
| 801 | { |
| 802 | uint64_t max_tl; |
| 803 | uint64_t cur_tl; |
| 804 | |
| 805 | cpu->get_reg(VCPU_SIM_MAX_TL,&max_tl); |
| 806 | cpu->get_reg(VCPU_PR_TL,&cur_tl); |
| 807 | |
| 808 | ui->output ( "\ntrap registers, tl=%i\n", tl); |
| 809 | |
| 810 | if (tl < 0) { |
| 811 | tl = cur_tl; |
| 812 | ui->output (" tl=%d (current)\n",tl); |
| 813 | } else { |
| 814 | if (tl > max_tl) |
| 815 | tl = max_tl; |
| 816 | ui->output (" tl=%d\n", tl); |
| 817 | } |
| 818 | |
| 819 | cpu->set_reg(VCPU_PR_TL,tl); |
| 820 | |
| 821 | uint64_t value = 0; |
| 822 | cpu->get_reg(VCPU_PR_TPC,&value); |
| 823 | ui->output ( "tpc = 0x%llx\n", value); |
| 824 | cpu->get_reg(VCPU_PR_TNPC,&value); |
| 825 | ui->output ( "tnpc = 0x%llx\n", value); |
| 826 | cpu->get_reg(VCPU_PR_TSTATE,&value); |
| 827 | ui->output ( "tstate = 0x%llx\n", value); |
| 828 | cpu->get_reg(VCPU_PR_TT,&value); |
| 829 | ui->output ( "tt = 0x%llx\n", value); |
| 830 | if (cpu->get_reg(VCPU_HPR_HTSTATE,&value) == Vcpu::REG_OK) |
| 831 | ui->output ( "htstate = 0x%llx\n", value); |
| 832 | |
| 833 | cpu->set_reg(VCPU_PR_TL,cur_tl); |
| 834 | } |
| 835 | |
| 836 | ui->output("\n"); |
| 837 | return 0; |
| 838 | } |
| 839 | |
| 840 | |
| 841 | |
| 842 | /////////////////////////////////////////////////////// |
| 843 | // |
| 844 | // single step one vcpu only |
| 845 | // |
| 846 | int sstep_cmd (int cpu_id) |
| 847 | { |
| 848 | if (!IN_STOP_STATE (blaze_run_state)) |
| 849 | { |
| 850 | ui->error("not in stop state, use stop command first\n"); |
| 851 | return 0; |
| 852 | } |
| 853 | |
| 854 | Vcpu *vcpu = get_vcpu(cpu_id); |
| 855 | if (!vcpu) |
| 856 | return 0; |
| 857 | |
| 858 | vcpu->stepi(1); |
| 859 | |
| 860 | return 1; |
| 861 | } |
| 862 | |
| 863 | |
| 864 | |
| 865 | ///////////////////////////////////////////////////////////////////// |
| 866 | // |
| 867 | int pc_ui_cmd (void *, int argc, char **argv) |
| 868 | { |
| 869 | for (int i=0; i<=g_vcpu_id_max; i++) |
| 870 | { |
| 871 | Vcpu *vcpu = get_vcpu(i); |
| 872 | if (!vcpu) |
| 873 | continue; |
| 874 | |
| 875 | uint64_t pc = 0xdead; |
| 876 | vcpu->get_reg(VCPU_ASR_PC, &pc); |
| 877 | ui->output ("cpu[%i]: pc=0x%llx \n", i, pc); |
| 878 | } |
| 879 | return 1; |
| 880 | } |
| 881 | |
| 882 | |
| 883 | |
| 884 | //////////////////////////////////////////////////////////////////////// |
| 885 | // |
| 886 | // SAM FE command |
| 887 | // |
| 888 | |
| 889 | // read register by name |
| 890 | int cpu_read_register_name ( char *cmd ) |
| 891 | { |
| 892 | if (!IN_STOP_STATE(blaze_run_state)) |
| 893 | { |
| 894 | ui->error("not in stop state, use stop command first\n"); |
| 895 | return 0; |
| 896 | } |
| 897 | |
| 898 | Vcpu* vcpu = g_vcpu[pselect_cpu_id]; |
| 899 | if (vcpu == 0) |
| 900 | { |
| 901 | ui->error("cpu[%d] is not available\n", pselect_cpu_id); |
| 902 | return 0; |
| 903 | } |
| 904 | else |
| 905 | { |
| 906 | int index; |
| 907 | uint64_t value; |
| 908 | const int max_reg_name = 128; |
| 909 | char reg_name[max_reg_name]; |
| 910 | strlcpy(reg_name, cmd, max_reg_name); |
| 911 | |
| 912 | char *name = strtok ( reg_name, " \n\0" ); |
| 913 | char *parm = strtok ( NULL, " \n\0" ); |
| 914 | |
| 915 | if (!name || parm) |
| 916 | { |
| 917 | ui->error("\nusage: %%reg_name , to list register names use 'cpuregs' command\n"); |
| 918 | return 0; |
| 919 | } |
| 920 | if ( (vcpu->get_reg_index( reg_name, &index )==Vcpu::REG_OK) && |
| 921 | (vcpu->get_reg( index, &value )==Vcpu::REG_OK)) |
| 922 | { |
| 923 | ui->output("0x%llx\n", value); |
| 924 | } |
| 925 | else |
| 926 | { |
| 927 | ui->error("cpu[%d] register %s is not available\n", pselect_cpu_id, reg_name); |
| 928 | return 0; |
| 929 | } |
| 930 | } |
| 931 | return 1; |
| 932 | } |
| 933 | |
| 934 | //////////////////////////////////////////////////////////// |
| 935 | // |
| 936 | // pregs command |
| 937 | // |
| 938 | int pregs_cmd_usage() |
| 939 | { |
| 940 | ui->output("\nusage : pregs [-cpu cpu_set]]\n"); |
| 941 | return 0; |
| 942 | } |
| 943 | int pregs_ui_cmd(void *, int argc, char **argv) |
| 944 | { |
| 945 | if (!IN_STOP_STATE (blaze_run_state)) |
| 946 | { |
| 947 | ui->error("not in stop state, use stop command first\n"); |
| 948 | return 0; |
| 949 | } |
| 950 | |
| 951 | char *cmd = "pregs"; |
| 952 | CommandOptions option; |
| 953 | CpuOption cpu_option(pselect_cpu_id,CpuOption::MULTITUDE); |
| 954 | option.add(cpu_option); |
| 955 | std::vector<std::string> args; |
| 956 | if (!option.parse(argc-1,(const char**)&argv[1],args)) |
| 957 | { |
| 958 | ui->error("%s command parsing failed: %s\n",cmd,option.get_error_msg().c_str()); |
| 959 | return 0; |
| 960 | } |
| 961 | if (args.size() != 0) |
| 962 | return pregs_cmd_usage(); |
| 963 | |
| 964 | |
| 965 | CpuSet& cpu_set = cpu_option.get_value(); |
| 966 | |
| 967 | for (CpuSet::iterator i=cpu_set.begin(); i != cpu_set.end(); ++i) |
| 968 | { |
| 969 | uint32_t cpu_id = *i; |
| 970 | ui->output("cpu[%d]: \n",cpu_id); |
| 971 | Vcpu* vcpu = g_vcpu[cpu_id]; |
| 972 | if (vcpu == 0) |
| 973 | { |
| 974 | ui->error("cpu[%d] is not available\n", cpu_id); |
| 975 | continue; |
| 976 | } |
| 977 | |
| 978 | // pr |
| 979 | for (int i=0; i<32; i++) |
| 980 | { |
| 981 | uint64_t value = 0; |
| 982 | if (vcpu->get_reg(VCPU_PR_0 + i, &value) == Vcpu::REG_OK) |
| 983 | { |
| 984 | ui->output ( "pr%3d %16s = 0x%llx\n", i, vcpu->get_reg_name(VCPU_PR_0 + i), value); |
| 985 | } |
| 986 | } |
| 987 | |
| 988 | // asr |
| 989 | for (int i=0; i<32; i++) |
| 990 | { |
| 991 | uint64_t value = 0; |
| 992 | if (vcpu->get_reg(VCPU_ASR_0 + i, &value) == Vcpu::REG_OK) |
| 993 | { |
| 994 | ui->output ( "asr%2d %16s = 0x%llx\n", i, vcpu->get_reg_name(VCPU_ASR_0 + i), value); |
| 995 | } |
| 996 | } |
| 997 | |
| 998 | // hpr |
| 999 | for (int i=0; i<32; i++) |
| 1000 | { |
| 1001 | uint64_t value = 0; |
| 1002 | if (vcpu->get_reg(VCPU_HPR_0 + i, &value) == Vcpu::REG_OK) |
| 1003 | ui->output ( "hpr%2d %16s = 0x%llx\n", i, vcpu->get_reg_name(VCPU_HPR_0 + i), value); |
| 1004 | } |
| 1005 | |
| 1006 | } |
| 1007 | |
| 1008 | return 1; |
| 1009 | } |
| 1010 | |
| 1011 | ///////////////////////////////////////////////////////////// |
| 1012 | // |
| 1013 | // fpregs command |
| 1014 | // |
| 1015 | int fpregs_cmd_usage() |
| 1016 | { |
| 1017 | ui->error("\nusage : fpregs [-cpu cpu_set]]\n"); |
| 1018 | return 0; |
| 1019 | } |
| 1020 | int fpregs_ui_cmd(void *, int argc, char **argv) |
| 1021 | { |
| 1022 | if (!IN_STOP_STATE (blaze_run_state)) |
| 1023 | { |
| 1024 | ui->error("not in stop state, use stop command first\n"); |
| 1025 | return 0; |
| 1026 | } |
| 1027 | |
| 1028 | char *cmd = "fpregs"; |
| 1029 | CommandOptions option; |
| 1030 | CpuOption cpu_option(pselect_cpu_id,CpuOption::MULTITUDE); |
| 1031 | option.add(cpu_option); |
| 1032 | std::vector<std::string> args; |
| 1033 | if (!option.parse(argc-1,(const char**)&argv[1],args)) |
| 1034 | { |
| 1035 | ui->error("%s command parsing failed: %s\n",cmd,option.get_error_msg().c_str()); |
| 1036 | return 0; |
| 1037 | } |
| 1038 | if (args.size() != 0) |
| 1039 | return fpregs_cmd_usage(); |
| 1040 | |
| 1041 | |
| 1042 | CpuSet& cpu_set = cpu_option.get_value(); |
| 1043 | |
| 1044 | for (CpuSet::iterator i=cpu_set.begin(); i != cpu_set.end(); ++i) |
| 1045 | { |
| 1046 | uint32_t cpu_id = *i; |
| 1047 | Vcpu* vcpu = g_vcpu[cpu_id]; |
| 1048 | if (vcpu == 0) |
| 1049 | { |
| 1050 | ui->error("cpu[%d] is not available\n", cpu_id); |
| 1051 | continue; |
| 1052 | } |
| 1053 | ui->output("cpu[%d]: ",cpu_id); |
| 1054 | |
| 1055 | int index; |
| 1056 | uint64_t value = 0; |
| 1057 | const char *fsr = "fsr"; |
| 1058 | if ( (vcpu->get_reg_index( fsr, &index )==Vcpu::REG_OK) && |
| 1059 | (vcpu->get_reg( index, &value )==Vcpu::REG_OK)) |
| 1060 | ui->output("%s=0x%llx\n",fsr, value); |
| 1061 | |
| 1062 | for (int i=0; i<63; i+=2) |
| 1063 | { |
| 1064 | uint64_t value = 0; |
| 1065 | if (vcpu->get_reg(VCPU_DRF_0 + i/2, &value) == 0) |
| 1066 | ui->output ( "d%-2i=0x%016llx ", i, value); |
| 1067 | |
| 1068 | if (i < 32) |
| 1069 | ui->output ( "f%-2i=0x%08llx f%-2i=0x%08llx\n", i, uint32(value), i+1, uint32(value>>32)); |
| 1070 | else |
| 1071 | ui->output("\n"); |
| 1072 | } |
| 1073 | } |
| 1074 | |
| 1075 | return 1; |
| 1076 | } |
| 1077 | |
| 1078 | ///////////////////////////////////////////////////////////// |
| 1079 | // |
| 1080 | // cmpregs command |
| 1081 | // |
| 1082 | int cmpregs_cmd_usage() |
| 1083 | { |
| 1084 | ui->error("\nusage : cmpregs [-cpu cpu_set]]\n"); |
| 1085 | return 0; |
| 1086 | } |
| 1087 | |
| 1088 | int cmpregs_ui_cmd(void *, int argc, char **argv) |
| 1089 | { |
| 1090 | if (!IN_STOP_STATE(blaze_run_state)) |
| 1091 | { |
| 1092 | ui->error("not in stop state, use stop command first\n"); |
| 1093 | return 0; |
| 1094 | } |
| 1095 | |
| 1096 | char *cmd = "cmpregs"; |
| 1097 | CommandOptions option; |
| 1098 | CpuOption cpu_option(pselect_cpu_id,CpuOption::MULTITUDE); |
| 1099 | option.add(cpu_option); |
| 1100 | std::vector<std::string> args; |
| 1101 | if (!option.parse(argc-1,(const char**)&argv[1],args)) |
| 1102 | { |
| 1103 | ui->error("%s command: %s\n",cmd,option.get_error_msg().c_str()); |
| 1104 | return 0; |
| 1105 | } |
| 1106 | if (args.size() != 0) |
| 1107 | return cmpregs_cmd_usage(); |
| 1108 | |
| 1109 | |
| 1110 | CpuSet& cpu_set = cpu_option.get_value(); |
| 1111 | |
| 1112 | for (CpuSet::iterator i=cpu_set.begin(); i != cpu_set.end(); ++i) |
| 1113 | { |
| 1114 | uint32_t cpu_id = *i; |
| 1115 | ui->output("cpu[%d]: \n",cpu_id); |
| 1116 | Vcpu* vcpu = g_vcpu[cpu_id]; |
| 1117 | if (vcpu == 0) |
| 1118 | { |
| 1119 | ui->error("cpu %d is not available\n", cpu_id); |
| 1120 | continue; |
| 1121 | } |
| 1122 | |
| 1123 | uint64_t value = 0; |
| 1124 | if (vcpu->get_asi(0x41, 0x0 , value) == 0) ui->output ("STRAND_AVAILABLE 0x%016llx \n", value); |
| 1125 | if (vcpu->get_asi(0x41, 0x10, value) == 0) ui->output ("STRAND_ENABLE_STATUS 0x%016llx \n", value); |
| 1126 | if (vcpu->get_asi(0x41, 0x20, value) == 0) ui->output ("STRAND_ENABLE 0x%016llx \n", value); |
| 1127 | if (vcpu->get_asi(0x41, 0x30, value) == 0) ui->output ("XIR_STEERING 0x%016llx \n", value); |
| 1128 | if (vcpu->get_asi(0x41, 0x38, value) == 0) ui->output ("CMT_TICK_ENABLE 0x%016llx \n", value); |
| 1129 | if (vcpu->get_asi(0x41, 0x50, value) == 0) ui->output ("STRAND_RUNNING 0x%016llx \n", value); |
| 1130 | if (vcpu->get_asi(0x41, 0x58, value) == 0) ui->output ("STRAND_RUNNING_STATUS 0x%016llx \n", value); |
| 1131 | ui->output ("\n"); |
| 1132 | } |
| 1133 | |
| 1134 | return 1; |
| 1135 | } |
| 1136 | |
| 1137 | |
| 1138 | ////////////////////////////////////////////////// |
| 1139 | // |
| 1140 | // cpuregs command |
| 1141 | // |
| 1142 | int cpuregs_cmd_usage() |
| 1143 | { |
| 1144 | ui->error("\nusage : cpuregs \n"); |
| 1145 | return 0; |
| 1146 | } |
| 1147 | int cpuregs_ui_cmd(void *, int argc, char **argv) |
| 1148 | { |
| 1149 | if (!IN_STOP_STATE (blaze_run_state)) |
| 1150 | { |
| 1151 | ui->error("not in stop state, use stop command first\n"); |
| 1152 | return 0; |
| 1153 | } |
| 1154 | |
| 1155 | Vcpu* vcpu = g_vcpu[pselect_cpu_id]; |
| 1156 | if (!vcpu) |
| 1157 | { |
| 1158 | ui->error("cpu %d is not available\n", pselect_cpu_id); |
| 1159 | return 0; |
| 1160 | } |
| 1161 | |
| 1162 | for (int i=0; i<=VCPU_MAX_INDEX;i++) |
| 1163 | { |
| 1164 | const char *reg_name = vcpu->get_reg_name(i); |
| 1165 | if (reg_name) |
| 1166 | { |
| 1167 | ui->output("%3d) %s\n", i, reg_name); |
| 1168 | } |
| 1169 | } |
| 1170 | |
| 1171 | return 1; |
| 1172 | } |
| 1173 | |
| 1174 | |
| 1175 | |
| 1176 | |
| 1177 | ////////////////////////////////////////////////// |
| 1178 | // |
| 1179 | // read-reg command |
| 1180 | // |
| 1181 | int read_reg_cmd_usage() |
| 1182 | { |
| 1183 | ui->error("\nusage : read-reg [-cpu cpu_set] reg-name\n"); |
| 1184 | return 0; |
| 1185 | } |
| 1186 | int read_reg_ui_cmd(void *, int argc, char **argv) |
| 1187 | { |
| 1188 | if (!IN_STOP_STATE (blaze_run_state)) |
| 1189 | { |
| 1190 | ui->error("not in stop state, use stop command first\n"); |
| 1191 | return 0; |
| 1192 | } |
| 1193 | |
| 1194 | char *cmd = "read-reg"; |
| 1195 | |
| 1196 | CommandOptions option; |
| 1197 | CpuOption cpu_option(pselect_cpu_id,CpuOption::MULTITUDE); |
| 1198 | option.add(cpu_option); |
| 1199 | std::vector<std::string> args; |
| 1200 | if (!option.parse(argc-1,(const char**)&argv[1],args)) |
| 1201 | { |
| 1202 | ui->error("%s command parsing failed: %s\n",cmd,option.get_error_msg().c_str()); |
| 1203 | return 0; |
| 1204 | } |
| 1205 | if (args.size() != 1) |
| 1206 | { |
| 1207 | ui->error("%s requires 1 positional argument - register name.\n",cmd); |
| 1208 | return 0; |
| 1209 | } |
| 1210 | |
| 1211 | CpuSet& cpu_set = cpu_option.get_value(); |
| 1212 | |
| 1213 | for (CpuSet::iterator i=cpu_set.begin(); i != cpu_set.end(); ++i) |
| 1214 | { |
| 1215 | uint32_t cpu_id = *i; |
| 1216 | Vcpu* vcpu = g_vcpu[cpu_id]; |
| 1217 | if (vcpu == 0) |
| 1218 | { |
| 1219 | ui->error("cpu[%d] is not available\n", cpu_id); |
| 1220 | continue; |
| 1221 | } |
| 1222 | int index; |
| 1223 | uint64_t value; |
| 1224 | const char *reg_name = args[0].c_str(); |
| 1225 | if ( (vcpu->get_reg_index( reg_name, &index )==Vcpu::REG_OK) && |
| 1226 | (vcpu->get_reg( index, &value )==Vcpu::REG_OK)) |
| 1227 | { |
| 1228 | ui->output("cpu[%d]: %s=0x%llx\n",cpu_id, reg_name, value); |
| 1229 | } |
| 1230 | else |
| 1231 | { |
| 1232 | ui->error("cpu[%d] - register %s is not available\n", cpu_id, reg_name); |
| 1233 | return 0; |
| 1234 | } |
| 1235 | } |
| 1236 | |
| 1237 | |
| 1238 | return 1; |
| 1239 | } |
| 1240 | |
| 1241 | |
| 1242 | ////////////////////////////////////////////////// |
| 1243 | // |
| 1244 | // set-pc command |
| 1245 | // |
| 1246 | int set_pc_cmd_usage() |
| 1247 | { |
| 1248 | ui->error("\nusage : set-pc address\n"); |
| 1249 | return 0; |
| 1250 | } |
| 1251 | int set_pc_ui_cmd(void *, int argc, char **argv) |
| 1252 | { |
| 1253 | if (!IN_STOP_STATE (blaze_run_state)) |
| 1254 | { |
| 1255 | ui->error("not in stop state, use stop command first\n"); |
| 1256 | return 0; |
| 1257 | } |
| 1258 | |
| 1259 | char *cmd = "set_pc"; |
| 1260 | |
| 1261 | CommandOptions option; |
| 1262 | CpuOption cpu_option(pselect_cpu_id); |
| 1263 | option.add(cpu_option); |
| 1264 | std::vector<std::string> args; |
| 1265 | if (!option.parse(argc-1,(const char**)&argv[1],args)) |
| 1266 | { |
| 1267 | ui->error("%s command parsing failed: %s\n",cmd,option.get_error_msg().c_str()); |
| 1268 | return 0; |
| 1269 | } |
| 1270 | if (args.size() != 1) |
| 1271 | { |
| 1272 | ui->error("%s requires 1 positional argument - pc value.\n",cmd); |
| 1273 | return 0; |
| 1274 | } |
| 1275 | |
| 1276 | uint32_t cpu_id = *(cpu_option.get_value().begin()); |
| 1277 | |
| 1278 | Vcpu* vcpu = g_vcpu[cpu_id]; |
| 1279 | if (vcpu == 0) |
| 1280 | { |
| 1281 | ui->error("cpu[%d] is not available\n", cpu_id); |
| 1282 | return 0; |
| 1283 | } |
| 1284 | |
| 1285 | uint64_t value = strtoull(args[0].c_str(), NULL, 0); |
| 1286 | |
| 1287 | if ( vcpu->set_reg( VCPU_ASR_PC, value )!=Vcpu::REG_OK) |
| 1288 | { |
| 1289 | ui->error(" cannot set pc value 0x%llx for cpu[%d]\n",value,cpu_id); |
| 1290 | return 0; |
| 1291 | } |
| 1292 | |
| 1293 | return 1; |
| 1294 | } |
| 1295 | |
| 1296 | |
| 1297 | ////////////////////////////////////////////////// |
| 1298 | // |
| 1299 | // write-reg command |
| 1300 | // |
| 1301 | |
| 1302 | int write_reg_cmd_usage() |
| 1303 | { |
| 1304 | ui->output("\nusage : write-reg [-cpu cpu_set] reg-name value\n"); |
| 1305 | return 0; |
| 1306 | } |
| 1307 | int write_reg_ui_cmd(void *, int argc, char **argv) |
| 1308 | { |
| 1309 | if (!IN_STOP_STATE (blaze_run_state)) |
| 1310 | { |
| 1311 | ui->error("not in stop state, use stop command first\n"); |
| 1312 | return 0; |
| 1313 | } |
| 1314 | |
| 1315 | char *cmd = "write-reg"; |
| 1316 | |
| 1317 | CommandOptions option; |
| 1318 | CpuOption cpu_option(pselect_cpu_id); |
| 1319 | option.add(cpu_option); |
| 1320 | std::vector<std::string> args; |
| 1321 | if (!option.parse(argc-1,(const char**)&argv[1],args)) |
| 1322 | { |
| 1323 | ui->error("%s command parsing failed: %s\n",cmd,option.get_error_msg().c_str()); |
| 1324 | return 0; |
| 1325 | } |
| 1326 | if (args.size() != 2) |
| 1327 | { |
| 1328 | ui->error("%s requires 2 positional argument - reg name and value.\n",cmd); |
| 1329 | return 0; |
| 1330 | } |
| 1331 | |
| 1332 | uint32_t cpu_id = *(cpu_option.get_value().begin()); |
| 1333 | |
| 1334 | Vcpu* vcpu = g_vcpu[cpu_id]; |
| 1335 | if (vcpu == 0) |
| 1336 | { |
| 1337 | ui->error("cpu[%d] is not available\n", cpu_id); |
| 1338 | return 0; |
| 1339 | } |
| 1340 | |
| 1341 | int index; |
| 1342 | uint64_t value = strtoull(args[1].c_str(), NULL, 0); |
| 1343 | |
| 1344 | const char *reg_name = args[0].c_str(); |
| 1345 | if ( (vcpu->get_reg_index( reg_name, &index )!=Vcpu::REG_OK) || |
| 1346 | (vcpu->set_reg( index, value ) !=Vcpu::REG_OK) ) |
| 1347 | { |
| 1348 | ui->error("cannot set reg %s=0x%llx for cpu[%d]\n",reg_name,value,cpu_id); |
| 1349 | return 0; |
| 1350 | } |
| 1351 | |
| 1352 | return 1; |
| 1353 | } |
| 1354 | |