1 /* 2 * Copyright 2010-2014 Freescale Semiconductor, Inc. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 /* 8 * Generic driver for Freescale DDR/DDR2/DDR3 memory controller. 9 * Based on code from spd_sdram.c 10 * Author: James Yang [at freescale.com] 11 * York Sun [at freescale.com] 12 */ 13 14 #include <common.h> 15 #include <cli.h> 16 #include <linux/ctype.h> 17 #include <asm/types.h> 18 #include <asm/io.h> 19 20 #include <fsl_ddr_sdram.h> 21 #include <fsl_ddr.h> 22 23 /* Option parameter Structures */ 24 struct options_string { 25 const char *option_name; 26 size_t offset; 27 unsigned int size; 28 const char printhex; 29 }; 30 31 static unsigned int picos_to_mhz(unsigned int picos) 32 { 33 return 1000000 / picos; 34 } 35 36 static void print_option_table(const struct options_string *table, 37 int table_size, 38 const void *base) 39 { 40 unsigned int i; 41 unsigned int *ptr; 42 unsigned long long *ptr_l; 43 44 for (i = 0; i < table_size; i++) { 45 switch (table[i].size) { 46 case 4: 47 ptr = (unsigned int *) (base + table[i].offset); 48 if (table[i].printhex) { 49 printf("%s = 0x%08X\n", 50 table[i].option_name, *ptr); 51 } else { 52 printf("%s = %u\n", 53 table[i].option_name, *ptr); 54 } 55 break; 56 case 8: 57 ptr_l = (unsigned long long *) (base + table[i].offset); 58 printf("%s = %llu\n", 59 table[i].option_name, *ptr_l); 60 break; 61 default: 62 printf("Unrecognized size!\n"); 63 break; 64 } 65 } 66 } 67 68 static int handle_option_table(const struct options_string *table, 69 int table_size, 70 void *base, 71 const char *opt, 72 const char *val) 73 { 74 unsigned int i; 75 unsigned int value, *ptr; 76 unsigned long long value_l, *ptr_l; 77 78 for (i = 0; i < table_size; i++) { 79 if (strcmp(table[i].option_name, opt) != 0) 80 continue; 81 switch (table[i].size) { 82 case 4: 83 value = simple_strtoul(val, NULL, 0); 84 ptr = base + table[i].offset; 85 *ptr = value; 86 break; 87 case 8: 88 value_l = simple_strtoull(val, NULL, 0); 89 ptr_l = base + table[i].offset; 90 *ptr_l = value_l; 91 break; 92 default: 93 printf("Unrecognized size!\n"); 94 break; 95 } 96 return 1; 97 } 98 99 return 0; 100 } 101 102 static void fsl_ddr_generic_edit(void *pdata, 103 void *pend, 104 unsigned int element_size, 105 unsigned int element_num, 106 unsigned int value) 107 { 108 char *pcdata = (char *)pdata; /* BIG ENDIAN ONLY */ 109 110 pcdata += element_num * element_size; 111 if ((pcdata + element_size) > (char *) pend) { 112 printf("trying to write past end of data\n"); 113 return; 114 } 115 116 switch (element_size) { 117 case 1: 118 __raw_writeb(value, pcdata); 119 break; 120 case 2: 121 __raw_writew(value, pcdata); 122 break; 123 case 4: 124 __raw_writel(value, pcdata); 125 break; 126 default: 127 printf("unexpected element size %u\n", element_size); 128 break; 129 } 130 } 131 132 static void fsl_ddr_spd_edit(fsl_ddr_info_t *pinfo, 133 unsigned int ctrl_num, 134 unsigned int dimm_num, 135 unsigned int element_num, 136 unsigned int value) 137 { 138 generic_spd_eeprom_t *pspd; 139 140 pspd = &(pinfo->spd_installed_dimms[ctrl_num][dimm_num]); 141 fsl_ddr_generic_edit(pspd, pspd + 1, 1, element_num, value); 142 } 143 144 #define COMMON_TIMING(x) {#x, offsetof(common_timing_params_t, x), \ 145 sizeof((common_timing_params_t *)0)->x, 0} 146 147 static void lowest_common_dimm_parameters_edit(fsl_ddr_info_t *pinfo, 148 unsigned int ctrl_num, 149 const char *optname_str, 150 const char *value_str) 151 { 152 common_timing_params_t *p = &pinfo->common_timing_params[ctrl_num]; 153 154 static const struct options_string options[] = { 155 COMMON_TIMING(tckmin_x_ps), 156 COMMON_TIMING(tckmax_ps), 157 COMMON_TIMING(taamin_ps), 158 COMMON_TIMING(trcd_ps), 159 COMMON_TIMING(trp_ps), 160 COMMON_TIMING(tras_ps), 161 162 #ifdef CONFIG_SYS_FSL_DDR4 163 COMMON_TIMING(trfc1_ps), 164 COMMON_TIMING(trfc2_ps), 165 COMMON_TIMING(trfc4_ps), 166 COMMON_TIMING(trrds_ps), 167 COMMON_TIMING(trrdl_ps), 168 COMMON_TIMING(tccdl_ps), 169 #else 170 COMMON_TIMING(twtr_ps), 171 COMMON_TIMING(trfc_ps), 172 COMMON_TIMING(trrd_ps), 173 COMMON_TIMING(trtp_ps), 174 #endif 175 COMMON_TIMING(twr_ps), 176 COMMON_TIMING(trc_ps), 177 COMMON_TIMING(refresh_rate_ps), 178 COMMON_TIMING(extended_op_srt), 179 #if defined(CONFIG_SYS_FSL_DDR1) || defined(CONFIG_SYS_FSL_DDR2) 180 COMMON_TIMING(tis_ps), 181 COMMON_TIMING(tih_ps), 182 COMMON_TIMING(tds_ps), 183 COMMON_TIMING(tdh_ps), 184 COMMON_TIMING(tdqsq_max_ps), 185 COMMON_TIMING(tqhs_ps), 186 #endif 187 COMMON_TIMING(ndimms_present), 188 COMMON_TIMING(lowest_common_spd_caslat), 189 COMMON_TIMING(highest_common_derated_caslat), 190 COMMON_TIMING(additive_latency), 191 COMMON_TIMING(all_dimms_burst_lengths_bitmask), 192 COMMON_TIMING(all_dimms_registered), 193 COMMON_TIMING(all_dimms_unbuffered), 194 COMMON_TIMING(all_dimms_ecc_capable), 195 COMMON_TIMING(total_mem), 196 COMMON_TIMING(base_address), 197 }; 198 static const unsigned int n_opts = ARRAY_SIZE(options); 199 200 if (handle_option_table(options, n_opts, p, optname_str, value_str)) 201 return; 202 203 printf("Error: couldn't find option string %s\n", optname_str); 204 } 205 206 #define DIMM_PARM(x) {#x, offsetof(dimm_params_t, x), \ 207 sizeof((dimm_params_t *)0)->x, 0} 208 #define DIMM_PARM_HEX(x) {#x, offsetof(dimm_params_t, x), \ 209 sizeof((dimm_params_t *)0)->x, 1} 210 211 static void fsl_ddr_dimm_parameters_edit(fsl_ddr_info_t *pinfo, 212 unsigned int ctrl_num, 213 unsigned int dimm_num, 214 const char *optname_str, 215 const char *value_str) 216 { 217 dimm_params_t *p = &(pinfo->dimm_params[ctrl_num][dimm_num]); 218 219 static const struct options_string options[] = { 220 DIMM_PARM(n_ranks), 221 DIMM_PARM(data_width), 222 DIMM_PARM(primary_sdram_width), 223 DIMM_PARM(ec_sdram_width), 224 DIMM_PARM(registered_dimm), 225 DIMM_PARM(mirrored_dimm), 226 DIMM_PARM(device_width), 227 228 DIMM_PARM(n_row_addr), 229 DIMM_PARM(n_col_addr), 230 DIMM_PARM(edc_config), 231 #ifdef CONFIG_SYS_FSL_DDR4 232 DIMM_PARM(bank_addr_bits), 233 DIMM_PARM(bank_group_bits), 234 #else 235 DIMM_PARM(n_banks_per_sdram_device), 236 #endif 237 DIMM_PARM(burst_lengths_bitmask), 238 DIMM_PARM(row_density), 239 240 DIMM_PARM(tckmin_x_ps), 241 DIMM_PARM(tckmin_x_minus_1_ps), 242 DIMM_PARM(tckmin_x_minus_2_ps), 243 DIMM_PARM(tckmax_ps), 244 245 DIMM_PARM(caslat_x), 246 DIMM_PARM(caslat_x_minus_1), 247 DIMM_PARM(caslat_x_minus_2), 248 249 DIMM_PARM(caslat_lowest_derated), 250 251 DIMM_PARM(trcd_ps), 252 DIMM_PARM(trp_ps), 253 DIMM_PARM(tras_ps), 254 #ifdef CONFIG_SYS_FSL_DDR4 255 DIMM_PARM(trfc1_ps), 256 DIMM_PARM(trfc2_ps), 257 DIMM_PARM(trfc4_ps), 258 DIMM_PARM(trrds_ps), 259 DIMM_PARM(trrdl_ps), 260 DIMM_PARM(tccdl_ps), 261 #else 262 DIMM_PARM(twr_ps), 263 DIMM_PARM(twtr_ps), 264 DIMM_PARM(trfc_ps), 265 DIMM_PARM(trrd_ps), 266 DIMM_PARM(trtp_ps), 267 #endif 268 DIMM_PARM(trc_ps), 269 DIMM_PARM(refresh_rate_ps), 270 DIMM_PARM(extended_op_srt), 271 272 #if defined(CONFIG_SYS_FSL_DDR1) || defined(CONFIG_SYS_FSL_DDR2) 273 DIMM_PARM(tis_ps), 274 DIMM_PARM(tih_ps), 275 DIMM_PARM(tds_ps), 276 DIMM_PARM(tdh_ps), 277 DIMM_PARM(tdqsq_max_ps), 278 DIMM_PARM(tqhs_ps), 279 #endif 280 #ifdef CONFIG_SYS_FSL_DDR4 281 DIMM_PARM_HEX(dq_mapping[0]), 282 DIMM_PARM_HEX(dq_mapping[1]), 283 DIMM_PARM_HEX(dq_mapping[2]), 284 DIMM_PARM_HEX(dq_mapping[3]), 285 DIMM_PARM_HEX(dq_mapping[4]), 286 DIMM_PARM_HEX(dq_mapping[5]), 287 DIMM_PARM_HEX(dq_mapping[6]), 288 DIMM_PARM_HEX(dq_mapping[7]), 289 DIMM_PARM_HEX(dq_mapping[8]), 290 DIMM_PARM_HEX(dq_mapping[9]), 291 DIMM_PARM_HEX(dq_mapping[10]), 292 DIMM_PARM_HEX(dq_mapping[11]), 293 DIMM_PARM_HEX(dq_mapping[12]), 294 DIMM_PARM_HEX(dq_mapping[13]), 295 DIMM_PARM_HEX(dq_mapping[14]), 296 DIMM_PARM_HEX(dq_mapping[15]), 297 DIMM_PARM_HEX(dq_mapping[16]), 298 DIMM_PARM_HEX(dq_mapping[17]), 299 DIMM_PARM(dq_mapping_ors), 300 #endif 301 DIMM_PARM(rank_density), 302 DIMM_PARM(capacity), 303 DIMM_PARM(base_address), 304 }; 305 306 static const unsigned int n_opts = ARRAY_SIZE(options); 307 308 if (handle_option_table(options, n_opts, p, optname_str, value_str)) 309 return; 310 311 printf("couldn't find option string %s\n", optname_str); 312 } 313 314 static void print_dimm_parameters(const dimm_params_t *pdimm) 315 { 316 static const struct options_string options[] = { 317 DIMM_PARM(n_ranks), 318 DIMM_PARM(data_width), 319 DIMM_PARM(primary_sdram_width), 320 DIMM_PARM(ec_sdram_width), 321 DIMM_PARM(registered_dimm), 322 DIMM_PARM(mirrored_dimm), 323 DIMM_PARM(device_width), 324 325 DIMM_PARM(n_row_addr), 326 DIMM_PARM(n_col_addr), 327 DIMM_PARM(edc_config), 328 #ifdef CONFIG_SYS_FSL_DDR4 329 DIMM_PARM(bank_addr_bits), 330 DIMM_PARM(bank_group_bits), 331 #else 332 DIMM_PARM(n_banks_per_sdram_device), 333 #endif 334 335 DIMM_PARM(tckmin_x_ps), 336 DIMM_PARM(tckmin_x_minus_1_ps), 337 DIMM_PARM(tckmin_x_minus_2_ps), 338 DIMM_PARM(tckmax_ps), 339 340 DIMM_PARM(caslat_x), 341 DIMM_PARM_HEX(caslat_x), 342 DIMM_PARM(taa_ps), 343 DIMM_PARM(caslat_x_minus_1), 344 DIMM_PARM(caslat_x_minus_2), 345 DIMM_PARM(caslat_lowest_derated), 346 347 DIMM_PARM(trcd_ps), 348 DIMM_PARM(trp_ps), 349 DIMM_PARM(tras_ps), 350 #if defined(CONFIG_SYS_FSL_DDR4) || defined(CONFIG_SYS_FSL_DDR3) 351 DIMM_PARM(tfaw_ps), 352 #endif 353 #ifdef CONFIG_SYS_FSL_DDR4 354 DIMM_PARM(trfc1_ps), 355 DIMM_PARM(trfc2_ps), 356 DIMM_PARM(trfc4_ps), 357 DIMM_PARM(trrds_ps), 358 DIMM_PARM(trrdl_ps), 359 DIMM_PARM(tccdl_ps), 360 #else 361 DIMM_PARM(twr_ps), 362 DIMM_PARM(twtr_ps), 363 DIMM_PARM(trfc_ps), 364 DIMM_PARM(trrd_ps), 365 DIMM_PARM(trtp_ps), 366 #endif 367 DIMM_PARM(trc_ps), 368 DIMM_PARM(refresh_rate_ps), 369 370 #if defined(CONFIG_SYS_FSL_DDR1) || defined(CONFIG_SYS_FSL_DDR2) 371 DIMM_PARM(tis_ps), 372 DIMM_PARM(tih_ps), 373 DIMM_PARM(tds_ps), 374 DIMM_PARM(tdh_ps), 375 DIMM_PARM(tdqsq_max_ps), 376 DIMM_PARM(tqhs_ps), 377 #endif 378 #ifdef CONFIG_SYS_FSL_DDR4 379 DIMM_PARM_HEX(dq_mapping[0]), 380 DIMM_PARM_HEX(dq_mapping[1]), 381 DIMM_PARM_HEX(dq_mapping[2]), 382 DIMM_PARM_HEX(dq_mapping[3]), 383 DIMM_PARM_HEX(dq_mapping[4]), 384 DIMM_PARM_HEX(dq_mapping[5]), 385 DIMM_PARM_HEX(dq_mapping[6]), 386 DIMM_PARM_HEX(dq_mapping[7]), 387 DIMM_PARM_HEX(dq_mapping[8]), 388 DIMM_PARM_HEX(dq_mapping[9]), 389 DIMM_PARM_HEX(dq_mapping[10]), 390 DIMM_PARM_HEX(dq_mapping[11]), 391 DIMM_PARM_HEX(dq_mapping[12]), 392 DIMM_PARM_HEX(dq_mapping[13]), 393 DIMM_PARM_HEX(dq_mapping[14]), 394 DIMM_PARM_HEX(dq_mapping[15]), 395 DIMM_PARM_HEX(dq_mapping[16]), 396 DIMM_PARM_HEX(dq_mapping[17]), 397 DIMM_PARM(dq_mapping_ors), 398 #endif 399 }; 400 static const unsigned int n_opts = ARRAY_SIZE(options); 401 402 if (pdimm->n_ranks == 0) { 403 printf("DIMM not present\n"); 404 return; 405 } 406 printf("DIMM organization parameters:\n"); 407 printf("module part name = %s\n", pdimm->mpart); 408 printf("rank_density = %llu bytes (%llu megabytes)\n", 409 pdimm->rank_density, pdimm->rank_density / 0x100000); 410 printf("capacity = %llu bytes (%llu megabytes)\n", 411 pdimm->capacity, pdimm->capacity / 0x100000); 412 printf("burst_lengths_bitmask = %02X\n", 413 pdimm->burst_lengths_bitmask); 414 printf("base_addresss = %llu (%08llX %08llX)\n", 415 pdimm->base_address, 416 (pdimm->base_address >> 32), 417 pdimm->base_address & 0xFFFFFFFF); 418 print_option_table(options, n_opts, pdimm); 419 } 420 421 static void print_lowest_common_dimm_parameters( 422 const common_timing_params_t *plcd_dimm_params) 423 { 424 static const struct options_string options[] = { 425 COMMON_TIMING(taamin_ps), 426 COMMON_TIMING(trcd_ps), 427 COMMON_TIMING(trp_ps), 428 COMMON_TIMING(tras_ps), 429 #ifdef CONFIG_SYS_FSL_DDR4 430 COMMON_TIMING(trfc1_ps), 431 COMMON_TIMING(trfc2_ps), 432 COMMON_TIMING(trfc4_ps), 433 COMMON_TIMING(trrds_ps), 434 COMMON_TIMING(trrdl_ps), 435 COMMON_TIMING(tccdl_ps), 436 #else 437 COMMON_TIMING(twtr_ps), 438 COMMON_TIMING(trfc_ps), 439 COMMON_TIMING(trrd_ps), 440 COMMON_TIMING(trtp_ps), 441 #endif 442 COMMON_TIMING(twr_ps), 443 COMMON_TIMING(trc_ps), 444 COMMON_TIMING(refresh_rate_ps), 445 COMMON_TIMING(extended_op_srt), 446 #if defined(CONFIG_SYS_FSL_DDR1) || defined(CONFIG_SYS_FSL_DDR2) 447 COMMON_TIMING(tis_ps), 448 COMMON_TIMING(tih_ps), 449 COMMON_TIMING(tds_ps), 450 COMMON_TIMING(tdh_ps), 451 COMMON_TIMING(tdqsq_max_ps), 452 COMMON_TIMING(tqhs_ps), 453 #endif 454 COMMON_TIMING(lowest_common_spd_caslat), 455 COMMON_TIMING(highest_common_derated_caslat), 456 COMMON_TIMING(additive_latency), 457 COMMON_TIMING(ndimms_present), 458 COMMON_TIMING(all_dimms_registered), 459 COMMON_TIMING(all_dimms_unbuffered), 460 COMMON_TIMING(all_dimms_ecc_capable), 461 }; 462 static const unsigned int n_opts = ARRAY_SIZE(options); 463 464 /* Clock frequencies */ 465 printf("tckmin_x_ps = %u (%u MHz)\n", 466 plcd_dimm_params->tckmin_x_ps, 467 picos_to_mhz(plcd_dimm_params->tckmin_x_ps)); 468 printf("tckmax_ps = %u (%u MHz)\n", 469 plcd_dimm_params->tckmax_ps, 470 picos_to_mhz(plcd_dimm_params->tckmax_ps)); 471 printf("all_dimms_burst_lengths_bitmask = %02X\n", 472 plcd_dimm_params->all_dimms_burst_lengths_bitmask); 473 474 print_option_table(options, n_opts, plcd_dimm_params); 475 476 printf("total_mem = %llu (%llu megabytes)\n", 477 plcd_dimm_params->total_mem, 478 plcd_dimm_params->total_mem / 0x100000); 479 printf("base_address = %llu (%llu megabytes)\n", 480 plcd_dimm_params->base_address, 481 plcd_dimm_params->base_address / 0x100000); 482 } 483 484 #define CTRL_OPTIONS(x) {#x, offsetof(memctl_options_t, x), \ 485 sizeof((memctl_options_t *)0)->x, 0} 486 #define CTRL_OPTIONS_CS(x, y) {"cs" #x "_" #y, \ 487 offsetof(memctl_options_t, cs_local_opts[x].y), \ 488 sizeof((memctl_options_t *)0)->cs_local_opts[x].y, 0} 489 490 static void fsl_ddr_options_edit(fsl_ddr_info_t *pinfo, 491 unsigned int ctl_num, 492 const char *optname_str, 493 const char *value_str) 494 { 495 memctl_options_t *p = &(pinfo->memctl_opts[ctl_num]); 496 /* 497 * This array all on the stack and *computed* each time this 498 * function is rung. 499 */ 500 static const struct options_string options[] = { 501 CTRL_OPTIONS_CS(0, odt_rd_cfg), 502 CTRL_OPTIONS_CS(0, odt_wr_cfg), 503 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) 504 CTRL_OPTIONS_CS(1, odt_rd_cfg), 505 CTRL_OPTIONS_CS(1, odt_wr_cfg), 506 #endif 507 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 508 CTRL_OPTIONS_CS(2, odt_rd_cfg), 509 CTRL_OPTIONS_CS(2, odt_wr_cfg), 510 #endif 511 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 512 CTRL_OPTIONS_CS(3, odt_rd_cfg), 513 CTRL_OPTIONS_CS(3, odt_wr_cfg), 514 #endif 515 #if defined(CONFIG_SYS_FSL_DDR3) || defined(CONFIG_SYS_FSL_DDR4) 516 CTRL_OPTIONS_CS(0, odt_rtt_norm), 517 CTRL_OPTIONS_CS(0, odt_rtt_wr), 518 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) 519 CTRL_OPTIONS_CS(1, odt_rtt_norm), 520 CTRL_OPTIONS_CS(1, odt_rtt_wr), 521 #endif 522 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 523 CTRL_OPTIONS_CS(2, odt_rtt_norm), 524 CTRL_OPTIONS_CS(2, odt_rtt_wr), 525 #endif 526 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 527 CTRL_OPTIONS_CS(3, odt_rtt_norm), 528 CTRL_OPTIONS_CS(3, odt_rtt_wr), 529 #endif 530 #endif 531 CTRL_OPTIONS(memctl_interleaving), 532 CTRL_OPTIONS(memctl_interleaving_mode), 533 CTRL_OPTIONS(ba_intlv_ctl), 534 CTRL_OPTIONS(ecc_mode), 535 CTRL_OPTIONS(ecc_init_using_memctl), 536 CTRL_OPTIONS(dqs_config), 537 CTRL_OPTIONS(self_refresh_in_sleep), 538 CTRL_OPTIONS(dynamic_power), 539 CTRL_OPTIONS(data_bus_width), 540 CTRL_OPTIONS(burst_length), 541 CTRL_OPTIONS(cas_latency_override), 542 CTRL_OPTIONS(cas_latency_override_value), 543 CTRL_OPTIONS(use_derated_caslat), 544 CTRL_OPTIONS(additive_latency_override), 545 CTRL_OPTIONS(additive_latency_override_value), 546 CTRL_OPTIONS(clk_adjust), 547 CTRL_OPTIONS(cpo_override), 548 CTRL_OPTIONS(write_data_delay), 549 CTRL_OPTIONS(half_strength_driver_enable), 550 551 /* 552 * These can probably be changed to 2T_EN and 3T_EN 553 * (using a leading numerical character) without problem 554 */ 555 CTRL_OPTIONS(twot_en), 556 CTRL_OPTIONS(threet_en), 557 CTRL_OPTIONS(ap_en), 558 CTRL_OPTIONS(x4_en), 559 CTRL_OPTIONS(bstopre), 560 CTRL_OPTIONS(wrlvl_override), 561 CTRL_OPTIONS(wrlvl_sample), 562 CTRL_OPTIONS(wrlvl_start), 563 CTRL_OPTIONS(cswl_override), 564 CTRL_OPTIONS(rcw_override), 565 CTRL_OPTIONS(rcw_1), 566 CTRL_OPTIONS(rcw_2), 567 CTRL_OPTIONS(ddr_cdr1), 568 CTRL_OPTIONS(ddr_cdr2), 569 CTRL_OPTIONS(tfaw_window_four_activates_ps), 570 CTRL_OPTIONS(trwt_override), 571 CTRL_OPTIONS(trwt), 572 CTRL_OPTIONS(rtt_override), 573 CTRL_OPTIONS(rtt_override_value), 574 CTRL_OPTIONS(rtt_wr_override_value), 575 }; 576 577 static const unsigned int n_opts = ARRAY_SIZE(options); 578 579 if (handle_option_table(options, n_opts, p, 580 optname_str, value_str)) 581 return; 582 583 printf("couldn't find option string %s\n", optname_str); 584 } 585 586 #define CFG_REGS(x) {#x, offsetof(fsl_ddr_cfg_regs_t, x), \ 587 sizeof((fsl_ddr_cfg_regs_t *)0)->x, 1} 588 #define CFG_REGS_CS(x, y) {"cs" #x "_" #y, \ 589 offsetof(fsl_ddr_cfg_regs_t, cs[x].y), \ 590 sizeof((fsl_ddr_cfg_regs_t *)0)->cs[x].y, 1} 591 592 static void print_fsl_memctl_config_regs(const fsl_ddr_cfg_regs_t *ddr) 593 { 594 unsigned int i; 595 static const struct options_string options[] = { 596 CFG_REGS_CS(0, bnds), 597 CFG_REGS_CS(0, config), 598 CFG_REGS_CS(0, config_2), 599 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) 600 CFG_REGS_CS(1, bnds), 601 CFG_REGS_CS(1, config), 602 CFG_REGS_CS(1, config_2), 603 #endif 604 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 605 CFG_REGS_CS(2, bnds), 606 CFG_REGS_CS(2, config), 607 CFG_REGS_CS(2, config_2), 608 #endif 609 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 610 CFG_REGS_CS(3, bnds), 611 CFG_REGS_CS(3, config), 612 CFG_REGS_CS(3, config_2), 613 #endif 614 CFG_REGS(timing_cfg_3), 615 CFG_REGS(timing_cfg_0), 616 CFG_REGS(timing_cfg_1), 617 CFG_REGS(timing_cfg_2), 618 CFG_REGS(ddr_sdram_cfg), 619 CFG_REGS(ddr_sdram_cfg_2), 620 CFG_REGS(ddr_sdram_cfg_3), 621 CFG_REGS(ddr_sdram_mode), 622 CFG_REGS(ddr_sdram_mode_2), 623 CFG_REGS(ddr_sdram_mode_3), 624 CFG_REGS(ddr_sdram_mode_4), 625 CFG_REGS(ddr_sdram_mode_5), 626 CFG_REGS(ddr_sdram_mode_6), 627 CFG_REGS(ddr_sdram_mode_7), 628 CFG_REGS(ddr_sdram_mode_8), 629 #ifdef CONFIG_SYS_FSL_DDR4 630 CFG_REGS(ddr_sdram_mode_9), 631 CFG_REGS(ddr_sdram_mode_10), 632 CFG_REGS(ddr_sdram_mode_11), 633 CFG_REGS(ddr_sdram_mode_12), 634 CFG_REGS(ddr_sdram_mode_13), 635 CFG_REGS(ddr_sdram_mode_14), 636 CFG_REGS(ddr_sdram_mode_15), 637 CFG_REGS(ddr_sdram_mode_16), 638 #endif 639 CFG_REGS(ddr_sdram_interval), 640 CFG_REGS(ddr_data_init), 641 CFG_REGS(ddr_sdram_clk_cntl), 642 CFG_REGS(ddr_init_addr), 643 CFG_REGS(ddr_init_ext_addr), 644 CFG_REGS(timing_cfg_4), 645 CFG_REGS(timing_cfg_5), 646 #ifdef CONFIG_SYS_FSL_DDR4 647 CFG_REGS(timing_cfg_6), 648 CFG_REGS(timing_cfg_7), 649 CFG_REGS(timing_cfg_8), 650 CFG_REGS(timing_cfg_9), 651 #endif 652 CFG_REGS(ddr_zq_cntl), 653 CFG_REGS(ddr_wrlvl_cntl), 654 CFG_REGS(ddr_wrlvl_cntl_2), 655 CFG_REGS(ddr_wrlvl_cntl_3), 656 CFG_REGS(ddr_sr_cntr), 657 CFG_REGS(ddr_sdram_rcw_1), 658 CFG_REGS(ddr_sdram_rcw_2), 659 CFG_REGS(ddr_cdr1), 660 CFG_REGS(ddr_cdr2), 661 CFG_REGS(dq_map_0), 662 CFG_REGS(dq_map_1), 663 CFG_REGS(dq_map_2), 664 CFG_REGS(dq_map_3), 665 CFG_REGS(err_disable), 666 CFG_REGS(err_int_en), 667 CFG_REGS(ddr_eor), 668 }; 669 static const unsigned int n_opts = ARRAY_SIZE(options); 670 671 print_option_table(options, n_opts, ddr); 672 673 for (i = 0; i < 64; i++) 674 printf("debug_%02d = 0x%08X\n", i+1, ddr->debug[i]); 675 } 676 677 static void fsl_ddr_regs_edit(fsl_ddr_info_t *pinfo, 678 unsigned int ctrl_num, 679 const char *regname, 680 const char *value_str) 681 { 682 unsigned int i; 683 fsl_ddr_cfg_regs_t *ddr; 684 char buf[20]; 685 static const struct options_string options[] = { 686 CFG_REGS_CS(0, bnds), 687 CFG_REGS_CS(0, config), 688 CFG_REGS_CS(0, config_2), 689 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) 690 CFG_REGS_CS(1, bnds), 691 CFG_REGS_CS(1, config), 692 CFG_REGS_CS(1, config_2), 693 #endif 694 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 695 CFG_REGS_CS(2, bnds), 696 CFG_REGS_CS(2, config), 697 CFG_REGS_CS(2, config_2), 698 #endif 699 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) 700 CFG_REGS_CS(3, bnds), 701 CFG_REGS_CS(3, config), 702 CFG_REGS_CS(3, config_2), 703 #endif 704 CFG_REGS(timing_cfg_3), 705 CFG_REGS(timing_cfg_0), 706 CFG_REGS(timing_cfg_1), 707 CFG_REGS(timing_cfg_2), 708 CFG_REGS(ddr_sdram_cfg), 709 CFG_REGS(ddr_sdram_cfg_2), 710 CFG_REGS(ddr_sdram_cfg_3), 711 CFG_REGS(ddr_sdram_mode), 712 CFG_REGS(ddr_sdram_mode_2), 713 CFG_REGS(ddr_sdram_mode_3), 714 CFG_REGS(ddr_sdram_mode_4), 715 CFG_REGS(ddr_sdram_mode_5), 716 CFG_REGS(ddr_sdram_mode_6), 717 CFG_REGS(ddr_sdram_mode_7), 718 CFG_REGS(ddr_sdram_mode_8), 719 #ifdef CONFIG_SYS_FSL_DDR4 720 CFG_REGS(ddr_sdram_mode_9), 721 CFG_REGS(ddr_sdram_mode_10), 722 CFG_REGS(ddr_sdram_mode_11), 723 CFG_REGS(ddr_sdram_mode_12), 724 CFG_REGS(ddr_sdram_mode_13), 725 CFG_REGS(ddr_sdram_mode_14), 726 CFG_REGS(ddr_sdram_mode_15), 727 CFG_REGS(ddr_sdram_mode_16), 728 #endif 729 CFG_REGS(ddr_sdram_interval), 730 CFG_REGS(ddr_data_init), 731 CFG_REGS(ddr_sdram_clk_cntl), 732 CFG_REGS(ddr_init_addr), 733 CFG_REGS(ddr_init_ext_addr), 734 CFG_REGS(timing_cfg_4), 735 CFG_REGS(timing_cfg_5), 736 #ifdef CONFIG_SYS_FSL_DDR4 737 CFG_REGS(timing_cfg_6), 738 CFG_REGS(timing_cfg_7), 739 CFG_REGS(timing_cfg_8), 740 CFG_REGS(timing_cfg_9), 741 #endif 742 CFG_REGS(ddr_zq_cntl), 743 CFG_REGS(ddr_wrlvl_cntl), 744 CFG_REGS(ddr_wrlvl_cntl_2), 745 CFG_REGS(ddr_wrlvl_cntl_3), 746 CFG_REGS(ddr_sr_cntr), 747 CFG_REGS(ddr_sdram_rcw_1), 748 CFG_REGS(ddr_sdram_rcw_2), 749 CFG_REGS(ddr_cdr1), 750 CFG_REGS(ddr_cdr2), 751 CFG_REGS(dq_map_0), 752 CFG_REGS(dq_map_1), 753 CFG_REGS(dq_map_2), 754 CFG_REGS(dq_map_3), 755 CFG_REGS(err_disable), 756 CFG_REGS(err_int_en), 757 CFG_REGS(ddr_sdram_rcw_2), 758 CFG_REGS(ddr_sdram_rcw_2), 759 CFG_REGS(ddr_eor), 760 }; 761 static const unsigned int n_opts = ARRAY_SIZE(options); 762 763 debug("fsl_ddr_regs_edit: ctrl_num = %u, " 764 "regname = %s, value = %s\n", 765 ctrl_num, regname, value_str); 766 if (ctrl_num > CONFIG_SYS_NUM_DDR_CTLRS) 767 return; 768 769 ddr = &(pinfo->fsl_ddr_config_reg[ctrl_num]); 770 771 if (handle_option_table(options, n_opts, ddr, regname, value_str)) 772 return; 773 774 for (i = 0; i < 64; i++) { 775 unsigned int value = simple_strtoul(value_str, NULL, 0); 776 sprintf(buf, "debug_%u", i + 1); 777 if (strcmp(buf, regname) == 0) { 778 ddr->debug[i] = value; 779 return; 780 } 781 } 782 printf("Error: couldn't find register string %s\n", regname); 783 } 784 785 #define CTRL_OPTIONS_HEX(x) {#x, offsetof(memctl_options_t, x), \ 786 sizeof((memctl_options_t *)0)->x, 1} 787 788 static void print_memctl_options(const memctl_options_t *popts) 789 { 790 static const struct options_string options[] = { 791 CTRL_OPTIONS_CS(0, odt_rd_cfg), 792 CTRL_OPTIONS_CS(0, odt_wr_cfg), 793 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) 794 CTRL_OPTIONS_CS(1, odt_rd_cfg), 795 CTRL_OPTIONS_CS(1, odt_wr_cfg), 796 #endif 797 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 798 CTRL_OPTIONS_CS(2, odt_rd_cfg), 799 CTRL_OPTIONS_CS(2, odt_wr_cfg), 800 #endif 801 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) 802 CTRL_OPTIONS_CS(3, odt_rd_cfg), 803 CTRL_OPTIONS_CS(3, odt_wr_cfg), 804 #endif 805 #if defined(CONFIG_SYS_FSL_DDR3) || defined(CONFIG_SYS_FSL_DDR4) 806 CTRL_OPTIONS_CS(0, odt_rtt_norm), 807 CTRL_OPTIONS_CS(0, odt_rtt_wr), 808 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) 809 CTRL_OPTIONS_CS(1, odt_rtt_norm), 810 CTRL_OPTIONS_CS(1, odt_rtt_wr), 811 #endif 812 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) 813 CTRL_OPTIONS_CS(2, odt_rtt_norm), 814 CTRL_OPTIONS_CS(2, odt_rtt_wr), 815 #endif 816 #if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) 817 CTRL_OPTIONS_CS(3, odt_rtt_norm), 818 CTRL_OPTIONS_CS(3, odt_rtt_wr), 819 #endif 820 #endif 821 CTRL_OPTIONS(memctl_interleaving), 822 CTRL_OPTIONS(memctl_interleaving_mode), 823 CTRL_OPTIONS_HEX(ba_intlv_ctl), 824 CTRL_OPTIONS(ecc_mode), 825 CTRL_OPTIONS(ecc_init_using_memctl), 826 CTRL_OPTIONS(dqs_config), 827 CTRL_OPTIONS(self_refresh_in_sleep), 828 CTRL_OPTIONS(dynamic_power), 829 CTRL_OPTIONS(data_bus_width), 830 CTRL_OPTIONS(burst_length), 831 CTRL_OPTIONS(cas_latency_override), 832 CTRL_OPTIONS(cas_latency_override_value), 833 CTRL_OPTIONS(use_derated_caslat), 834 CTRL_OPTIONS(additive_latency_override), 835 CTRL_OPTIONS(additive_latency_override_value), 836 CTRL_OPTIONS(clk_adjust), 837 CTRL_OPTIONS(cpo_override), 838 CTRL_OPTIONS(write_data_delay), 839 CTRL_OPTIONS(half_strength_driver_enable), 840 /* 841 * These can probably be changed to 2T_EN and 3T_EN 842 * (using a leading numerical character) without problem 843 */ 844 CTRL_OPTIONS(twot_en), 845 CTRL_OPTIONS(threet_en), 846 CTRL_OPTIONS(registered_dimm_en), 847 CTRL_OPTIONS(mirrored_dimm), 848 CTRL_OPTIONS(ap_en), 849 CTRL_OPTIONS(x4_en), 850 CTRL_OPTIONS(bstopre), 851 CTRL_OPTIONS(wrlvl_override), 852 CTRL_OPTIONS(wrlvl_sample), 853 CTRL_OPTIONS(wrlvl_start), 854 CTRL_OPTIONS_HEX(cswl_override), 855 CTRL_OPTIONS(rcw_override), 856 CTRL_OPTIONS(rcw_1), 857 CTRL_OPTIONS(rcw_2), 858 CTRL_OPTIONS_HEX(ddr_cdr1), 859 CTRL_OPTIONS_HEX(ddr_cdr2), 860 CTRL_OPTIONS(tfaw_window_four_activates_ps), 861 CTRL_OPTIONS(trwt_override), 862 CTRL_OPTIONS(trwt), 863 CTRL_OPTIONS(rtt_override), 864 CTRL_OPTIONS(rtt_override_value), 865 CTRL_OPTIONS(rtt_wr_override_value), 866 }; 867 static const unsigned int n_opts = ARRAY_SIZE(options); 868 869 print_option_table(options, n_opts, popts); 870 } 871 872 #ifdef CONFIG_SYS_FSL_DDR1 873 void ddr1_spd_dump(const ddr1_spd_eeprom_t *spd) 874 { 875 unsigned int i; 876 877 printf("%-3d : %02x %s\n", 0, spd->info_size, 878 " spd->info_size, * 0 # bytes written into serial memory *"); 879 printf("%-3d : %02x %s\n", 1, spd->chip_size, 880 " spd->chip_size, * 1 Total # bytes of SPD memory device *"); 881 printf("%-3d : %02x %s\n", 2, spd->mem_type, 882 " spd->mem_type, * 2 Fundamental memory type *"); 883 printf("%-3d : %02x %s\n", 3, spd->nrow_addr, 884 " spd->nrow_addr, * 3 # of Row Addresses on this assembly *"); 885 printf("%-3d : %02x %s\n", 4, spd->ncol_addr, 886 " spd->ncol_addr, * 4 # of Column Addrs on this assembly *"); 887 printf("%-3d : %02x %s\n", 5, spd->nrows, 888 " spd->nrows * 5 # of DIMM Banks *"); 889 printf("%-3d : %02x %s\n", 6, spd->dataw_lsb, 890 " spd->dataw_lsb, * 6 Data Width lsb of this assembly *"); 891 printf("%-3d : %02x %s\n", 7, spd->dataw_msb, 892 " spd->dataw_msb, * 7 Data Width msb of this assembly *"); 893 printf("%-3d : %02x %s\n", 8, spd->voltage, 894 " spd->voltage, * 8 Voltage intf std of this assembly *"); 895 printf("%-3d : %02x %s\n", 9, spd->clk_cycle, 896 " spd->clk_cycle, * 9 SDRAM Cycle time at CL=X *"); 897 printf("%-3d : %02x %s\n", 10, spd->clk_access, 898 " spd->clk_access, * 10 SDRAM Access from Clock at CL=X *"); 899 printf("%-3d : %02x %s\n", 11, spd->config, 900 " spd->config, * 11 DIMM Configuration type *"); 901 printf("%-3d : %02x %s\n", 12, spd->refresh, 902 " spd->refresh, * 12 Refresh Rate/Type *"); 903 printf("%-3d : %02x %s\n", 13, spd->primw, 904 " spd->primw, * 13 Primary SDRAM Width *"); 905 printf("%-3d : %02x %s\n", 14, spd->ecw, 906 " spd->ecw, * 14 Error Checking SDRAM width *"); 907 printf("%-3d : %02x %s\n", 15, spd->min_delay, 908 " spd->min_delay, * 15 Back to Back Random Access *"); 909 printf("%-3d : %02x %s\n", 16, spd->burstl, 910 " spd->burstl, * 16 Burst Lengths Supported *"); 911 printf("%-3d : %02x %s\n", 17, spd->nbanks, 912 " spd->nbanks, * 17 # of Banks on Each SDRAM Device *"); 913 printf("%-3d : %02x %s\n", 18, spd->cas_lat, 914 " spd->cas_lat, * 18 CAS# Latencies Supported *"); 915 printf("%-3d : %02x %s\n", 19, spd->cs_lat, 916 " spd->cs_lat, * 19 Chip Select Latency *"); 917 printf("%-3d : %02x %s\n", 20, spd->write_lat, 918 " spd->write_lat, * 20 Write Latency/Recovery *"); 919 printf("%-3d : %02x %s\n", 21, spd->mod_attr, 920 " spd->mod_attr, * 21 SDRAM Module Attributes *"); 921 printf("%-3d : %02x %s\n", 22, spd->dev_attr, 922 " spd->dev_attr, * 22 SDRAM Device Attributes *"); 923 printf("%-3d : %02x %s\n", 23, spd->clk_cycle2, 924 " spd->clk_cycle2, * 23 Min SDRAM Cycle time at CL=X-1 *"); 925 printf("%-3d : %02x %s\n", 24, spd->clk_access2, 926 " spd->clk_access2, * 24 SDRAM Access from Clock at CL=X-1 *"); 927 printf("%-3d : %02x %s\n", 25, spd->clk_cycle3, 928 " spd->clk_cycle3, * 25 Min SDRAM Cycle time at CL=X-2 *"); 929 printf("%-3d : %02x %s\n", 26, spd->clk_access3, 930 " spd->clk_access3, * 26 Max Access from Clock at CL=X-2 *"); 931 printf("%-3d : %02x %s\n", 27, spd->trp, 932 " spd->trp, * 27 Min Row Precharge Time (tRP)*"); 933 printf("%-3d : %02x %s\n", 28, spd->trrd, 934 " spd->trrd, * 28 Min Row Active to Row Active (tRRD) *"); 935 printf("%-3d : %02x %s\n", 29, spd->trcd, 936 " spd->trcd, * 29 Min RAS to CAS Delay (tRCD) *"); 937 printf("%-3d : %02x %s\n", 30, spd->tras, 938 " spd->tras, * 30 Minimum RAS Pulse Width (tRAS) *"); 939 printf("%-3d : %02x %s\n", 31, spd->bank_dens, 940 " spd->bank_dens, * 31 Density of each bank on module *"); 941 printf("%-3d : %02x %s\n", 32, spd->ca_setup, 942 " spd->ca_setup, * 32 Cmd + Addr signal input setup time *"); 943 printf("%-3d : %02x %s\n", 33, spd->ca_hold, 944 " spd->ca_hold, * 33 Cmd and Addr signal input hold time *"); 945 printf("%-3d : %02x %s\n", 34, spd->data_setup, 946 " spd->data_setup, * 34 Data signal input setup time *"); 947 printf("%-3d : %02x %s\n", 35, spd->data_hold, 948 " spd->data_hold, * 35 Data signal input hold time *"); 949 printf("%-3d : %02x %s\n", 36, spd->res_36_40[0], 950 " spd->res_36_40[0], * 36 Reserved / tWR *"); 951 printf("%-3d : %02x %s\n", 37, spd->res_36_40[1], 952 " spd->res_36_40[1], * 37 Reserved / tWTR *"); 953 printf("%-3d : %02x %s\n", 38, spd->res_36_40[2], 954 " spd->res_36_40[2], * 38 Reserved / tRTP *"); 955 printf("%-3d : %02x %s\n", 39, spd->res_36_40[3], 956 " spd->res_36_40[3], * 39 Reserved / mem_probe *"); 957 printf("%-3d : %02x %s\n", 40, spd->res_36_40[4], 958 " spd->res_36_40[4], * 40 Reserved / trc,trfc extensions *"); 959 printf("%-3d : %02x %s\n", 41, spd->trc, 960 " spd->trc, * 41 Min Active to Auto refresh time tRC *"); 961 printf("%-3d : %02x %s\n", 42, spd->trfc, 962 " spd->trfc, * 42 Min Auto to Active period tRFC *"); 963 printf("%-3d : %02x %s\n", 43, spd->tckmax, 964 " spd->tckmax, * 43 Max device cycle time tCKmax *"); 965 printf("%-3d : %02x %s\n", 44, spd->tdqsq, 966 " spd->tdqsq, * 44 Max DQS to DQ skew *"); 967 printf("%-3d : %02x %s\n", 45, spd->tqhs, 968 " spd->tqhs, * 45 Max Read DataHold skew tQHS *"); 969 printf("%-3d : %02x %s\n", 46, spd->res_46, 970 " spd->res_46, * 46 Reserved/ PLL Relock time *"); 971 printf("%-3d : %02x %s\n", 47, spd->dimm_height, 972 " spd->dimm_height * 47 SDRAM DIMM Height *"); 973 974 printf("%-3d-%3d: ", 48, 61); 975 976 for (i = 0; i < 14; i++) 977 printf("%02x", spd->res_48_61[i]); 978 979 printf(" * 48-61 IDD in SPD and Reserved space *\n"); 980 981 printf("%-3d : %02x %s\n", 62, spd->spd_rev, 982 " spd->spd_rev, * 62 SPD Data Revision Code *"); 983 printf("%-3d : %02x %s\n", 63, spd->cksum, 984 " spd->cksum, * 63 Checksum for bytes 0-62 *"); 985 printf("%-3d-%3d: ", 64, 71); 986 987 for (i = 0; i < 8; i++) 988 printf("%02x", spd->mid[i]); 989 990 printf("* 64 Mfr's JEDEC ID code per JEP-108E *\n"); 991 printf("%-3d : %02x %s\n", 72, spd->mloc, 992 " spd->mloc, * 72 Manufacturing Location *"); 993 994 printf("%-3d-%3d: >>", 73, 90); 995 996 for (i = 0; i < 18; i++) 997 printf("%c", spd->mpart[i]); 998 999 printf("<<* 73 Manufacturer's Part Number *\n"); 1000 1001 printf("%-3d-%3d: %02x %02x %s\n", 91, 92, spd->rev[0], spd->rev[1], 1002 "* 91 Revision Code *"); 1003 printf("%-3d-%3d: %02x %02x %s\n", 93, 94, spd->mdate[0], spd->mdate[1], 1004 "* 93 Manufacturing Date *"); 1005 printf("%-3d-%3d: ", 95, 98); 1006 1007 for (i = 0; i < 4; i++) 1008 printf("%02x", spd->sernum[i]); 1009 1010 printf("* 95 Assembly Serial Number *\n"); 1011 1012 printf("%-3d-%3d: ", 99, 127); 1013 1014 for (i = 0; i < 27; i++) 1015 printf("%02x", spd->mspec[i]); 1016 1017 printf("* 99 Manufacturer Specific Data *\n"); 1018 } 1019 #endif 1020 1021 #ifdef CONFIG_SYS_FSL_DDR2 1022 void ddr2_spd_dump(const ddr2_spd_eeprom_t *spd) 1023 { 1024 unsigned int i; 1025 1026 printf("%-3d : %02x %s\n", 0, spd->info_size, 1027 " spd->info_size, * 0 # bytes written into serial memory *"); 1028 printf("%-3d : %02x %s\n", 1, spd->chip_size, 1029 " spd->chip_size, * 1 Total # bytes of SPD memory device *"); 1030 printf("%-3d : %02x %s\n", 2, spd->mem_type, 1031 " spd->mem_type, * 2 Fundamental memory type *"); 1032 printf("%-3d : %02x %s\n", 3, spd->nrow_addr, 1033 " spd->nrow_addr, * 3 # of Row Addresses on this assembly *"); 1034 printf("%-3d : %02x %s\n", 4, spd->ncol_addr, 1035 " spd->ncol_addr, * 4 # of Column Addrs on this assembly *"); 1036 printf("%-3d : %02x %s\n", 5, spd->mod_ranks, 1037 " spd->mod_ranks * 5 # of Module Rows on this assembly *"); 1038 printf("%-3d : %02x %s\n", 6, spd->dataw, 1039 " spd->dataw, * 6 Data Width of this assembly *"); 1040 printf("%-3d : %02x %s\n", 7, spd->res_7, 1041 " spd->res_7, * 7 Reserved *"); 1042 printf("%-3d : %02x %s\n", 8, spd->voltage, 1043 " spd->voltage, * 8 Voltage intf std of this assembly *"); 1044 printf("%-3d : %02x %s\n", 9, spd->clk_cycle, 1045 " spd->clk_cycle, * 9 SDRAM Cycle time at CL=X *"); 1046 printf("%-3d : %02x %s\n", 10, spd->clk_access, 1047 " spd->clk_access, * 10 SDRAM Access from Clock at CL=X *"); 1048 printf("%-3d : %02x %s\n", 11, spd->config, 1049 " spd->config, * 11 DIMM Configuration type *"); 1050 printf("%-3d : %02x %s\n", 12, spd->refresh, 1051 " spd->refresh, * 12 Refresh Rate/Type *"); 1052 printf("%-3d : %02x %s\n", 13, spd->primw, 1053 " spd->primw, * 13 Primary SDRAM Width *"); 1054 printf("%-3d : %02x %s\n", 14, spd->ecw, 1055 " spd->ecw, * 14 Error Checking SDRAM width *"); 1056 printf("%-3d : %02x %s\n", 15, spd->res_15, 1057 " spd->res_15, * 15 Reserved *"); 1058 printf("%-3d : %02x %s\n", 16, spd->burstl, 1059 " spd->burstl, * 16 Burst Lengths Supported *"); 1060 printf("%-3d : %02x %s\n", 17, spd->nbanks, 1061 " spd->nbanks, * 17 # of Banks on Each SDRAM Device *"); 1062 printf("%-3d : %02x %s\n", 18, spd->cas_lat, 1063 " spd->cas_lat, * 18 CAS# Latencies Supported *"); 1064 printf("%-3d : %02x %s\n", 19, spd->mech_char, 1065 " spd->mech_char, * 19 Mechanical Characteristics *"); 1066 printf("%-3d : %02x %s\n", 20, spd->dimm_type, 1067 " spd->dimm_type, * 20 DIMM type *"); 1068 printf("%-3d : %02x %s\n", 21, spd->mod_attr, 1069 " spd->mod_attr, * 21 SDRAM Module Attributes *"); 1070 printf("%-3d : %02x %s\n", 22, spd->dev_attr, 1071 " spd->dev_attr, * 22 SDRAM Device Attributes *"); 1072 printf("%-3d : %02x %s\n", 23, spd->clk_cycle2, 1073 " spd->clk_cycle2, * 23 Min SDRAM Cycle time at CL=X-1 *"); 1074 printf("%-3d : %02x %s\n", 24, spd->clk_access2, 1075 " spd->clk_access2, * 24 SDRAM Access from Clock at CL=X-1 *"); 1076 printf("%-3d : %02x %s\n", 25, spd->clk_cycle3, 1077 " spd->clk_cycle3, * 25 Min SDRAM Cycle time at CL=X-2 *"); 1078 printf("%-3d : %02x %s\n", 26, spd->clk_access3, 1079 " spd->clk_access3, * 26 Max Access from Clock at CL=X-2 *"); 1080 printf("%-3d : %02x %s\n", 27, spd->trp, 1081 " spd->trp, * 27 Min Row Precharge Time (tRP)*"); 1082 printf("%-3d : %02x %s\n", 28, spd->trrd, 1083 " spd->trrd, * 28 Min Row Active to Row Active (tRRD) *"); 1084 printf("%-3d : %02x %s\n", 29, spd->trcd, 1085 " spd->trcd, * 29 Min RAS to CAS Delay (tRCD) *"); 1086 printf("%-3d : %02x %s\n", 30, spd->tras, 1087 " spd->tras, * 30 Minimum RAS Pulse Width (tRAS) *"); 1088 printf("%-3d : %02x %s\n", 31, spd->rank_dens, 1089 " spd->rank_dens, * 31 Density of each rank on module *"); 1090 printf("%-3d : %02x %s\n", 32, spd->ca_setup, 1091 " spd->ca_setup, * 32 Cmd + Addr signal input setup time *"); 1092 printf("%-3d : %02x %s\n", 33, spd->ca_hold, 1093 " spd->ca_hold, * 33 Cmd and Addr signal input hold time *"); 1094 printf("%-3d : %02x %s\n", 34, spd->data_setup, 1095 " spd->data_setup, * 34 Data signal input setup time *"); 1096 printf("%-3d : %02x %s\n", 35, spd->data_hold, 1097 " spd->data_hold, * 35 Data signal input hold time *"); 1098 printf("%-3d : %02x %s\n", 36, spd->twr, 1099 " spd->twr, * 36 Write Recovery time tWR *"); 1100 printf("%-3d : %02x %s\n", 37, spd->twtr, 1101 " spd->twtr, * 37 Int write to read delay tWTR *"); 1102 printf("%-3d : %02x %s\n", 38, spd->trtp, 1103 " spd->trtp, * 38 Int read to precharge delay tRTP *"); 1104 printf("%-3d : %02x %s\n", 39, spd->mem_probe, 1105 " spd->mem_probe, * 39 Mem analysis probe characteristics *"); 1106 printf("%-3d : %02x %s\n", 40, spd->trctrfc_ext, 1107 " spd->trctrfc_ext, * 40 Extensions to trc and trfc *"); 1108 printf("%-3d : %02x %s\n", 41, spd->trc, 1109 " spd->trc, * 41 Min Active to Auto refresh time tRC *"); 1110 printf("%-3d : %02x %s\n", 42, spd->trfc, 1111 " spd->trfc, * 42 Min Auto to Active period tRFC *"); 1112 printf("%-3d : %02x %s\n", 43, spd->tckmax, 1113 " spd->tckmax, * 43 Max device cycle time tCKmax *"); 1114 printf("%-3d : %02x %s\n", 44, spd->tdqsq, 1115 " spd->tdqsq, * 44 Max DQS to DQ skew *"); 1116 printf("%-3d : %02x %s\n", 45, spd->tqhs, 1117 " spd->tqhs, * 45 Max Read DataHold skew tQHS *"); 1118 printf("%-3d : %02x %s\n", 46, spd->pll_relock, 1119 " spd->pll_relock, * 46 PLL Relock time *"); 1120 printf("%-3d : %02x %s\n", 47, spd->t_casemax, 1121 " spd->t_casemax, * 47 t_casemax *"); 1122 printf("%-3d : %02x %s\n", 48, spd->psi_ta_dram, 1123 " spd->psi_ta_dram, * 48 Thermal Resistance of DRAM Package " 1124 "from Top (Case) to Ambient (Psi T-A DRAM) *"); 1125 printf("%-3d : %02x %s\n", 49, spd->dt0_mode, 1126 " spd->dt0_mode, * 49 DRAM Case Temperature Rise from " 1127 "Ambient due to Activate-Precharge/Mode Bits " 1128 "(DT0/Mode Bits) *)"); 1129 printf("%-3d : %02x %s\n", 50, spd->dt2n_dt2q, 1130 " spd->dt2n_dt2q, * 50 DRAM Case Temperature Rise from " 1131 "Ambient due to Precharge/Quiet Standby " 1132 "(DT2N/DT2Q) *"); 1133 printf("%-3d : %02x %s\n", 51, spd->dt2p, 1134 " spd->dt2p, * 51 DRAM Case Temperature Rise from " 1135 "Ambient due to Precharge Power-Down (DT2P) *"); 1136 printf("%-3d : %02x %s\n", 52, spd->dt3n, 1137 " spd->dt3n, * 52 DRAM Case Temperature Rise from " 1138 "Ambient due to Active Standby (DT3N) *"); 1139 printf("%-3d : %02x %s\n", 53, spd->dt3pfast, 1140 " spd->dt3pfast, * 53 DRAM Case Temperature Rise from " 1141 "Ambient due to Active Power-Down with Fast PDN Exit " 1142 "(DT3Pfast) *"); 1143 printf("%-3d : %02x %s\n", 54, spd->dt3pslow, 1144 " spd->dt3pslow, * 54 DRAM Case Temperature Rise from " 1145 "Ambient due to Active Power-Down with Slow PDN Exit " 1146 "(DT3Pslow) *"); 1147 printf("%-3d : %02x %s\n", 55, spd->dt4r_dt4r4w, 1148 " spd->dt4r_dt4r4w, * 55 DRAM Case Temperature Rise from " 1149 "Ambient due to Page Open Burst Read/DT4R4W Mode Bit " 1150 "(DT4R/DT4R4W Mode Bit) *"); 1151 printf("%-3d : %02x %s\n", 56, spd->dt5b, 1152 " spd->dt5b, * 56 DRAM Case Temperature Rise from " 1153 "Ambient due to Burst Refresh (DT5B) *"); 1154 printf("%-3d : %02x %s\n", 57, spd->dt7, 1155 " spd->dt7, * 57 DRAM Case Temperature Rise from " 1156 "Ambient due to Bank Interleave Reads with " 1157 "Auto-Precharge (DT7) *"); 1158 printf("%-3d : %02x %s\n", 58, spd->psi_ta_pll, 1159 " spd->psi_ta_pll, * 58 Thermal Resistance of PLL Package form" 1160 " Top (Case) to Ambient (Psi T-A PLL) *"); 1161 printf("%-3d : %02x %s\n", 59, spd->psi_ta_reg, 1162 " spd->psi_ta_reg, * 59 Thermal Reisitance of Register Package" 1163 " from Top (Case) to Ambient (Psi T-A Register) *"); 1164 printf("%-3d : %02x %s\n", 60, spd->dtpllactive, 1165 " spd->dtpllactive, * 60 PLL Case Temperature Rise from " 1166 "Ambient due to PLL Active (DT PLL Active) *"); 1167 printf("%-3d : %02x %s\n", 61, spd->dtregact, 1168 " spd->dtregact, " 1169 "* 61 Register Case Temperature Rise from Ambient due to " 1170 "Register Active/Mode Bit (DT Register Active/Mode Bit) *"); 1171 printf("%-3d : %02x %s\n", 62, spd->spd_rev, 1172 " spd->spd_rev, * 62 SPD Data Revision Code *"); 1173 printf("%-3d : %02x %s\n", 63, spd->cksum, 1174 " spd->cksum, * 63 Checksum for bytes 0-62 *"); 1175 1176 printf("%-3d-%3d: ", 64, 71); 1177 1178 for (i = 0; i < 8; i++) 1179 printf("%02x", spd->mid[i]); 1180 1181 printf("* 64 Mfr's JEDEC ID code per JEP-108E *\n"); 1182 1183 printf("%-3d : %02x %s\n", 72, spd->mloc, 1184 " spd->mloc, * 72 Manufacturing Location *"); 1185 1186 printf("%-3d-%3d: >>", 73, 90); 1187 for (i = 0; i < 18; i++) 1188 printf("%c", spd->mpart[i]); 1189 1190 1191 printf("<<* 73 Manufacturer's Part Number *\n"); 1192 1193 printf("%-3d-%3d: %02x %02x %s\n", 91, 92, spd->rev[0], spd->rev[1], 1194 "* 91 Revision Code *"); 1195 printf("%-3d-%3d: %02x %02x %s\n", 93, 94, spd->mdate[0], spd->mdate[1], 1196 "* 93 Manufacturing Date *"); 1197 printf("%-3d-%3d: ", 95, 98); 1198 1199 for (i = 0; i < 4; i++) 1200 printf("%02x", spd->sernum[i]); 1201 1202 printf("* 95 Assembly Serial Number *\n"); 1203 1204 printf("%-3d-%3d: ", 99, 127); 1205 for (i = 0; i < 27; i++) 1206 printf("%02x", spd->mspec[i]); 1207 1208 1209 printf("* 99 Manufacturer Specific Data *\n"); 1210 } 1211 #endif 1212 1213 #ifdef CONFIG_SYS_FSL_DDR3 1214 void ddr3_spd_dump(const ddr3_spd_eeprom_t *spd) 1215 { 1216 unsigned int i; 1217 1218 /* General Section: Bytes 0-59 */ 1219 1220 #define PRINT_NXS(x, y, z...) printf("%-3d : %02x " z "\n", x, (u8)y); 1221 #define PRINT_NNXXS(n0, n1, x0, x1, s) \ 1222 printf("%-3d-%3d: %02x %02x " s "\n", n0, n1, x0, x1); 1223 1224 PRINT_NXS(0, spd->info_size_crc, 1225 "info_size_crc bytes written into serial memory, " 1226 "CRC coverage"); 1227 PRINT_NXS(1, spd->spd_rev, 1228 "spd_rev SPD Revision"); 1229 PRINT_NXS(2, spd->mem_type, 1230 "mem_type Key Byte / DRAM Device Type"); 1231 PRINT_NXS(3, spd->module_type, 1232 "module_type Key Byte / Module Type"); 1233 PRINT_NXS(4, spd->density_banks, 1234 "density_banks SDRAM Density and Banks"); 1235 PRINT_NXS(5, spd->addressing, 1236 "addressing SDRAM Addressing"); 1237 PRINT_NXS(6, spd->module_vdd, 1238 "module_vdd Module Nominal Voltage, VDD"); 1239 PRINT_NXS(7, spd->organization, 1240 "organization Module Organization"); 1241 PRINT_NXS(8, spd->bus_width, 1242 "bus_width Module Memory Bus Width"); 1243 PRINT_NXS(9, spd->ftb_div, 1244 "ftb_div Fine Timebase (FTB) Dividend / Divisor"); 1245 PRINT_NXS(10, spd->mtb_dividend, 1246 "mtb_dividend Medium Timebase (MTB) Dividend"); 1247 PRINT_NXS(11, spd->mtb_divisor, 1248 "mtb_divisor Medium Timebase (MTB) Divisor"); 1249 PRINT_NXS(12, spd->tck_min, 1250 "tck_min SDRAM Minimum Cycle Time"); 1251 PRINT_NXS(13, spd->res_13, 1252 "res_13 Reserved"); 1253 PRINT_NXS(14, spd->caslat_lsb, 1254 "caslat_lsb CAS Latencies Supported, LSB"); 1255 PRINT_NXS(15, spd->caslat_msb, 1256 "caslat_msb CAS Latencies Supported, MSB"); 1257 PRINT_NXS(16, spd->taa_min, 1258 "taa_min Min CAS Latency Time"); 1259 PRINT_NXS(17, spd->twr_min, 1260 "twr_min Min Write REcovery Time"); 1261 PRINT_NXS(18, spd->trcd_min, 1262 "trcd_min Min RAS# to CAS# Delay Time"); 1263 PRINT_NXS(19, spd->trrd_min, 1264 "trrd_min Min Row Active to Row Active Delay Time"); 1265 PRINT_NXS(20, spd->trp_min, 1266 "trp_min Min Row Precharge Delay Time"); 1267 PRINT_NXS(21, spd->tras_trc_ext, 1268 "tras_trc_ext Upper Nibbles for tRAS and tRC"); 1269 PRINT_NXS(22, spd->tras_min_lsb, 1270 "tras_min_lsb Min Active to Precharge Delay Time, LSB"); 1271 PRINT_NXS(23, spd->trc_min_lsb, 1272 "trc_min_lsb Min Active to Active/Refresh Delay Time, LSB"); 1273 PRINT_NXS(24, spd->trfc_min_lsb, 1274 "trfc_min_lsb Min Refresh Recovery Delay Time LSB"); 1275 PRINT_NXS(25, spd->trfc_min_msb, 1276 "trfc_min_msb Min Refresh Recovery Delay Time MSB"); 1277 PRINT_NXS(26, spd->twtr_min, 1278 "twtr_min Min Internal Write to Read Command Delay Time"); 1279 PRINT_NXS(27, spd->trtp_min, 1280 "trtp_min " 1281 "Min Internal Read to Precharge Command Delay Time"); 1282 PRINT_NXS(28, spd->tfaw_msb, 1283 "tfaw_msb Upper Nibble for tFAW"); 1284 PRINT_NXS(29, spd->tfaw_min, 1285 "tfaw_min Min Four Activate Window Delay Time"); 1286 PRINT_NXS(30, spd->opt_features, 1287 "opt_features SDRAM Optional Features"); 1288 PRINT_NXS(31, spd->therm_ref_opt, 1289 "therm_ref_opt SDRAM Thermal and Refresh Opts"); 1290 PRINT_NXS(32, spd->therm_sensor, 1291 "therm_sensor SDRAM Thermal Sensor"); 1292 PRINT_NXS(33, spd->device_type, 1293 "device_type SDRAM Device Type"); 1294 PRINT_NXS(34, spd->fine_tck_min, 1295 "fine_tck_min Fine offset for tCKmin"); 1296 PRINT_NXS(35, spd->fine_taa_min, 1297 "fine_taa_min Fine offset for tAAmin"); 1298 PRINT_NXS(36, spd->fine_trcd_min, 1299 "fine_trcd_min Fine offset for tRCDmin"); 1300 PRINT_NXS(37, spd->fine_trp_min, 1301 "fine_trp_min Fine offset for tRPmin"); 1302 PRINT_NXS(38, spd->fine_trc_min, 1303 "fine_trc_min Fine offset for tRCmin"); 1304 1305 printf("%-3d-%3d: ", 39, 59); /* Reserved, General Section */ 1306 1307 for (i = 39; i <= 59; i++) 1308 printf("%02x ", spd->res_39_59[i - 39]); 1309 1310 puts("\n"); 1311 1312 switch (spd->module_type) { 1313 case 0x02: /* UDIMM */ 1314 case 0x03: /* SO-DIMM */ 1315 case 0x04: /* Micro-DIMM */ 1316 case 0x06: /* Mini-UDIMM */ 1317 PRINT_NXS(60, spd->mod_section.unbuffered.mod_height, 1318 "mod_height (Unbuffered) Module Nominal Height"); 1319 PRINT_NXS(61, spd->mod_section.unbuffered.mod_thickness, 1320 "mod_thickness (Unbuffered) Module Maximum Thickness"); 1321 PRINT_NXS(62, spd->mod_section.unbuffered.ref_raw_card, 1322 "ref_raw_card (Unbuffered) Reference Raw Card Used"); 1323 PRINT_NXS(63, spd->mod_section.unbuffered.addr_mapping, 1324 "addr_mapping (Unbuffered) Address mapping from " 1325 "Edge Connector to DRAM"); 1326 break; 1327 case 0x01: /* RDIMM */ 1328 case 0x05: /* Mini-RDIMM */ 1329 PRINT_NXS(60, spd->mod_section.registered.mod_height, 1330 "mod_height (Registered) Module Nominal Height"); 1331 PRINT_NXS(61, spd->mod_section.registered.mod_thickness, 1332 "mod_thickness (Registered) Module Maximum Thickness"); 1333 PRINT_NXS(62, spd->mod_section.registered.ref_raw_card, 1334 "ref_raw_card (Registered) Reference Raw Card Used"); 1335 PRINT_NXS(63, spd->mod_section.registered.modu_attr, 1336 "modu_attr (Registered) DIMM Module Attributes"); 1337 PRINT_NXS(64, spd->mod_section.registered.thermal, 1338 "thermal (Registered) Thermal Heat " 1339 "Spreader Solution"); 1340 PRINT_NXS(65, spd->mod_section.registered.reg_id_lo, 1341 "reg_id_lo (Registered) Register Manufacturer ID " 1342 "Code, LSB"); 1343 PRINT_NXS(66, spd->mod_section.registered.reg_id_hi, 1344 "reg_id_hi (Registered) Register Manufacturer ID " 1345 "Code, MSB"); 1346 PRINT_NXS(67, spd->mod_section.registered.reg_rev, 1347 "reg_rev (Registered) Register " 1348 "Revision Number"); 1349 PRINT_NXS(68, spd->mod_section.registered.reg_type, 1350 "reg_type (Registered) Register Type"); 1351 for (i = 69; i <= 76; i++) { 1352 printf("%-3d : %02x rcw[%d]\n", i, 1353 spd->mod_section.registered.rcw[i-69], i-69); 1354 } 1355 break; 1356 default: 1357 /* Module-specific Section, Unsupported Module Type */ 1358 printf("%-3d-%3d: ", 60, 116); 1359 1360 for (i = 60; i <= 116; i++) 1361 printf("%02x", spd->mod_section.uc[i - 60]); 1362 1363 break; 1364 } 1365 1366 /* Unique Module ID: Bytes 117-125 */ 1367 PRINT_NXS(117, spd->mmid_lsb, "Module MfgID Code LSB - JEP-106"); 1368 PRINT_NXS(118, spd->mmid_msb, "Module MfgID Code MSB - JEP-106"); 1369 PRINT_NXS(119, spd->mloc, "Mfg Location"); 1370 PRINT_NNXXS(120, 121, spd->mdate[0], spd->mdate[1], "Mfg Date"); 1371 1372 printf("%-3d-%3d: ", 122, 125); 1373 1374 for (i = 122; i <= 125; i++) 1375 printf("%02x ", spd->sernum[i - 122]); 1376 printf(" Module Serial Number\n"); 1377 1378 /* CRC: Bytes 126-127 */ 1379 PRINT_NNXXS(126, 127, spd->crc[0], spd->crc[1], " SPD CRC"); 1380 1381 /* Other Manufacturer Fields and User Space: Bytes 128-255 */ 1382 printf("%-3d-%3d: ", 128, 145); 1383 for (i = 128; i <= 145; i++) 1384 printf("%02x ", spd->mpart[i - 128]); 1385 printf(" Mfg's Module Part Number\n"); 1386 1387 PRINT_NNXXS(146, 147, spd->mrev[0], spd->mrev[1], 1388 "Module Revision code"); 1389 1390 PRINT_NXS(148, spd->dmid_lsb, "DRAM MfgID Code LSB - JEP-106"); 1391 PRINT_NXS(149, spd->dmid_msb, "DRAM MfgID Code MSB - JEP-106"); 1392 1393 printf("%-3d-%3d: ", 150, 175); 1394 for (i = 150; i <= 175; i++) 1395 printf("%02x ", spd->msd[i - 150]); 1396 printf(" Mfg's Specific Data\n"); 1397 1398 printf("%-3d-%3d: ", 176, 255); 1399 for (i = 176; i <= 255; i++) 1400 printf("%02x", spd->cust[i - 176]); 1401 printf(" Mfg's Specific Data\n"); 1402 1403 } 1404 #endif 1405 1406 #ifdef CONFIG_SYS_FSL_DDR4 1407 void ddr4_spd_dump(const struct ddr4_spd_eeprom_s *spd) 1408 { 1409 unsigned int i; 1410 1411 /* General Section: Bytes 0-127 */ 1412 1413 #define PRINT_NXS(x, y, z...) printf("%-3d : %02x " z "\n", x, (u8)y); 1414 #define PRINT_NNXXS(n0, n1, x0, x1, s) \ 1415 printf("%-3d-%3d: %02x %02x " s "\n", n0, n1, x0, x1); 1416 1417 PRINT_NXS(0, spd->info_size_crc, 1418 "info_size_crc bytes written into serial memory, CRC coverage"); 1419 PRINT_NXS(1, spd->spd_rev, 1420 "spd_rev SPD Revision"); 1421 PRINT_NXS(2, spd->mem_type, 1422 "mem_type Key Byte / DRAM Device Type"); 1423 PRINT_NXS(3, spd->module_type, 1424 "module_type Key Byte / Module Type"); 1425 PRINT_NXS(4, spd->density_banks, 1426 "density_banks SDRAM Density and Banks"); 1427 PRINT_NXS(5, spd->addressing, 1428 "addressing SDRAM Addressing"); 1429 PRINT_NXS(6, spd->package_type, 1430 "package_type Package type"); 1431 PRINT_NXS(7, spd->opt_feature, 1432 "opt_feature Optional features"); 1433 PRINT_NXS(8, spd->thermal_ref, 1434 "thermal_ref Thermal and Refresh options"); 1435 PRINT_NXS(9, spd->oth_opt_features, 1436 "oth_opt_features Other SDRAM optional features"); 1437 PRINT_NXS(10, spd->res_10, 1438 "res_10 Reserved"); 1439 PRINT_NXS(11, spd->module_vdd, 1440 "module_vdd Module Nominal Voltage, VDD"); 1441 PRINT_NXS(12, spd->organization, 1442 "organization Module Organization"); 1443 PRINT_NXS(13, spd->bus_width, 1444 "bus_width Module Memory Bus Width"); 1445 PRINT_NXS(14, spd->therm_sensor, 1446 "therm_sensor Module Thermal Sensor"); 1447 PRINT_NXS(15, spd->ext_type, 1448 "ext_type Extended module type"); 1449 PRINT_NXS(16, spd->res_16, 1450 "res_16 Reserved"); 1451 PRINT_NXS(17, spd->timebases, 1452 "timebases MTb and FTB"); 1453 PRINT_NXS(18, spd->tck_min, 1454 "tck_min tCKAVGmin"); 1455 PRINT_NXS(19, spd->tck_max, 1456 "tck_max TCKAVGmax"); 1457 PRINT_NXS(20, spd->caslat_b1, 1458 "caslat_b1 CAS latencies, 1st byte"); 1459 PRINT_NXS(21, spd->caslat_b2, 1460 "caslat_b2 CAS latencies, 2nd byte"); 1461 PRINT_NXS(22, spd->caslat_b3, 1462 "caslat_b3 CAS latencies, 3rd byte "); 1463 PRINT_NXS(23, spd->caslat_b4, 1464 "caslat_b4 CAS latencies, 4th byte"); 1465 PRINT_NXS(24, spd->taa_min, 1466 "taa_min Min CAS Latency Time"); 1467 PRINT_NXS(25, spd->trcd_min, 1468 "trcd_min Min RAS# to CAS# Delay Time"); 1469 PRINT_NXS(26, spd->trp_min, 1470 "trp_min Min Row Precharge Delay Time"); 1471 PRINT_NXS(27, spd->tras_trc_ext, 1472 "tras_trc_ext Upper Nibbles for tRAS and tRC"); 1473 PRINT_NXS(28, spd->tras_min_lsb, 1474 "tras_min_lsb tRASmin, lsb"); 1475 PRINT_NXS(29, spd->trc_min_lsb, 1476 "trc_min_lsb tRCmin, lsb"); 1477 PRINT_NXS(30, spd->trfc1_min_lsb, 1478 "trfc1_min_lsb Min Refresh Recovery Delay Time, LSB"); 1479 PRINT_NXS(31, spd->trfc1_min_msb, 1480 "trfc1_min_msb Min Refresh Recovery Delay Time, MSB "); 1481 PRINT_NXS(32, spd->trfc2_min_lsb, 1482 "trfc2_min_lsb Min Refresh Recovery Delay Time, LSB"); 1483 PRINT_NXS(33, spd->trfc2_min_msb, 1484 "trfc2_min_msb Min Refresh Recovery Delay Time, MSB"); 1485 PRINT_NXS(34, spd->trfc4_min_lsb, 1486 "trfc4_min_lsb Min Refresh Recovery Delay Time, LSB"); 1487 PRINT_NXS(35, spd->trfc4_min_msb, 1488 "trfc4_min_msb Min Refresh Recovery Delay Time, MSB"); 1489 PRINT_NXS(36, spd->tfaw_msb, 1490 "tfaw_msb Upper Nibble for tFAW"); 1491 PRINT_NXS(37, spd->tfaw_min, 1492 "tfaw_min tFAW, lsb"); 1493 PRINT_NXS(38, spd->trrds_min, 1494 "trrds_min tRRD_Smin, MTB"); 1495 PRINT_NXS(39, spd->trrdl_min, 1496 "trrdl_min tRRD_Lmin, MTB"); 1497 PRINT_NXS(40, spd->tccdl_min, 1498 "tccdl_min tCCS_Lmin, MTB"); 1499 1500 printf("%-3d-%3d: ", 41, 59); /* Reserved, General Section */ 1501 for (i = 41; i <= 59; i++) 1502 printf("%02x ", spd->res_41[i - 41]); 1503 1504 puts("\n"); 1505 printf("%-3d-%3d: ", 60, 77); 1506 for (i = 60; i <= 77; i++) 1507 printf("%02x ", spd->mapping[i - 60]); 1508 puts(" mapping[] Connector to SDRAM bit map\n"); 1509 1510 PRINT_NXS(117, spd->fine_tccdl_min, 1511 "fine_tccdl_min Fine offset for tCCD_Lmin"); 1512 PRINT_NXS(118, spd->fine_trrdl_min, 1513 "fine_trrdl_min Fine offset for tRRD_Lmin"); 1514 PRINT_NXS(119, spd->fine_trrds_min, 1515 "fine_trrds_min Fine offset for tRRD_Smin"); 1516 PRINT_NXS(120, spd->fine_trc_min, 1517 "fine_trc_min Fine offset for tRCmin"); 1518 PRINT_NXS(121, spd->fine_trp_min, 1519 "fine_trp_min Fine offset for tRPmin"); 1520 PRINT_NXS(122, spd->fine_trcd_min, 1521 "fine_trcd_min Fine offset for tRCDmin"); 1522 PRINT_NXS(123, spd->fine_taa_min, 1523 "fine_taa_min Fine offset for tAAmin"); 1524 PRINT_NXS(124, spd->fine_tck_max, 1525 "fine_tck_max Fine offset for tCKAVGmax"); 1526 PRINT_NXS(125, spd->fine_tck_min, 1527 "fine_tck_min Fine offset for tCKAVGmin"); 1528 1529 /* CRC: Bytes 126-127 */ 1530 PRINT_NNXXS(126, 127, spd->crc[0], spd->crc[1], " SPD CRC"); 1531 1532 switch (spd->module_type) { 1533 case 0x02: /* UDIMM */ 1534 case 0x03: /* SO-DIMM */ 1535 PRINT_NXS(128, spd->mod_section.unbuffered.mod_height, 1536 "mod_height (Unbuffered) Module Nominal Height"); 1537 PRINT_NXS(129, spd->mod_section.unbuffered.mod_thickness, 1538 "mod_thickness (Unbuffered) Module Maximum Thickness"); 1539 PRINT_NXS(130, spd->mod_section.unbuffered.ref_raw_card, 1540 "ref_raw_card (Unbuffered) Reference Raw Card Used"); 1541 PRINT_NXS(131, spd->mod_section.unbuffered.addr_mapping, 1542 "addr_mapping (Unbuffered) Address mapping from Edge Connector to DRAM"); 1543 PRINT_NNXXS(254, 255, spd->mod_section.unbuffered.crc[0], 1544 spd->mod_section.unbuffered.crc[1], " Module CRC"); 1545 break; 1546 case 0x01: /* RDIMM */ 1547 PRINT_NXS(128, spd->mod_section.registered.mod_height, 1548 "mod_height (Registered) Module Nominal Height"); 1549 PRINT_NXS(129, spd->mod_section.registered.mod_thickness, 1550 "mod_thickness (Registered) Module Maximum Thickness"); 1551 PRINT_NXS(130, spd->mod_section.registered.ref_raw_card, 1552 "ref_raw_card (Registered) Reference Raw Card Used"); 1553 PRINT_NXS(131, spd->mod_section.registered.modu_attr, 1554 "modu_attr (Registered) DIMM Module Attributes"); 1555 PRINT_NXS(132, spd->mod_section.registered.thermal, 1556 "thermal (Registered) Thermal Heat Spreader Solution"); 1557 PRINT_NXS(133, spd->mod_section.registered.reg_id_lo, 1558 "reg_id_lo (Registered) Register Manufacturer ID Code, LSB"); 1559 PRINT_NXS(134, spd->mod_section.registered.reg_id_hi, 1560 "reg_id_hi (Registered) Register Manufacturer ID Code, MSB"); 1561 PRINT_NXS(135, spd->mod_section.registered.reg_rev, 1562 "reg_rev (Registered) Register Revision Number"); 1563 PRINT_NXS(136, spd->mod_section.registered.reg_map, 1564 "reg_map (Registered) Address mapping"); 1565 PRINT_NNXXS(254, 255, spd->mod_section.registered.crc[0], 1566 spd->mod_section.registered.crc[1], " Module CRC"); 1567 break; 1568 case 0x04: /* LRDIMM */ 1569 PRINT_NXS(128, spd->mod_section.loadreduced.mod_height, 1570 "mod_height (Loadreduced) Module Nominal Height"); 1571 PRINT_NXS(129, spd->mod_section.loadreduced.mod_thickness, 1572 "mod_thickness (Loadreduced) Module Maximum Thickness"); 1573 PRINT_NXS(130, spd->mod_section.loadreduced.ref_raw_card, 1574 "ref_raw_card (Loadreduced) Reference Raw Card Used"); 1575 PRINT_NXS(131, spd->mod_section.loadreduced.modu_attr, 1576 "modu_attr (Loadreduced) DIMM Module Attributes"); 1577 PRINT_NXS(132, spd->mod_section.loadreduced.thermal, 1578 "thermal (Loadreduced) Thermal Heat Spreader Solution"); 1579 PRINT_NXS(133, spd->mod_section.loadreduced.reg_id_lo, 1580 "reg_id_lo (Loadreduced) Register Manufacturer ID Code, LSB"); 1581 PRINT_NXS(134, spd->mod_section.loadreduced.reg_id_hi, 1582 "reg_id_hi (Loadreduced) Register Manufacturer ID Code, MSB"); 1583 PRINT_NXS(135, spd->mod_section.loadreduced.reg_rev, 1584 "reg_rev (Loadreduced) Register Revision Number"); 1585 PRINT_NXS(136, spd->mod_section.loadreduced.reg_map, 1586 "reg_map (Loadreduced) Address mapping"); 1587 PRINT_NXS(137, spd->mod_section.loadreduced.reg_drv, 1588 "reg_drv (Loadreduced) Reg output drive strength"); 1589 PRINT_NXS(138, spd->mod_section.loadreduced.reg_drv_ck, 1590 "reg_drv_ck (Loadreduced) Reg output drive strength for CK"); 1591 PRINT_NXS(139, spd->mod_section.loadreduced.data_buf_rev, 1592 "data_buf_rev (Loadreduced) Data Buffer Revision Numbe"); 1593 PRINT_NXS(140, spd->mod_section.loadreduced.vrefqe_r0, 1594 "vrefqe_r0 (Loadreduced) DRAM VrefDQ for Package Rank 0"); 1595 PRINT_NXS(141, spd->mod_section.loadreduced.vrefqe_r1, 1596 "vrefqe_r1 (Loadreduced) DRAM VrefDQ for Package Rank 1"); 1597 PRINT_NXS(142, spd->mod_section.loadreduced.vrefqe_r2, 1598 "vrefqe_r2 (Loadreduced) DRAM VrefDQ for Package Rank 2"); 1599 PRINT_NXS(143, spd->mod_section.loadreduced.vrefqe_r3, 1600 "vrefqe_r3 (Loadreduced) DRAM VrefDQ for Package Rank 3"); 1601 PRINT_NXS(144, spd->mod_section.loadreduced.data_intf, 1602 "data_intf (Loadreduced) Data Buffer VrefDQ for DRAM Interface"); 1603 PRINT_NXS(145, spd->mod_section.loadreduced.data_drv_1866, 1604 "data_drv_1866 (Loadreduced) Data Buffer MDQ Drive Strength and RTT"); 1605 PRINT_NXS(146, spd->mod_section.loadreduced.data_drv_2400, 1606 "data_drv_2400 (Loadreduced) Data Buffer MDQ Drive Strength and RTT"); 1607 PRINT_NXS(147, spd->mod_section.loadreduced.data_drv_3200, 1608 "data_drv_3200 (Loadreduced) Data Buffer MDQ Drive Strength and RTT"); 1609 PRINT_NXS(148, spd->mod_section.loadreduced.dram_drv, 1610 "dram_drv (Loadreduced) DRAM Drive Strength"); 1611 PRINT_NXS(149, spd->mod_section.loadreduced.dram_odt_1866, 1612 "dram_odt_1866 (Loadreduced) DRAM ODT (RTT_WR, RTT_NOM)"); 1613 PRINT_NXS(150, spd->mod_section.loadreduced.dram_odt_2400, 1614 "dram_odt_2400 (Loadreduced) DRAM ODT (RTT_WR, RTT_NOM)"); 1615 PRINT_NXS(151, spd->mod_section.loadreduced.dram_odt_3200, 1616 "dram_odt_3200 (Loadreduced) DRAM ODT (RTT_WR, RTT_NOM)"); 1617 PRINT_NXS(152, spd->mod_section.loadreduced.dram_odt_park_1866, 1618 "dram_odt_park_1866 (Loadreduced) DRAM ODT (RTT_PARK)"); 1619 PRINT_NXS(153, spd->mod_section.loadreduced.dram_odt_park_2400, 1620 "dram_odt_park_2400 (Loadreduced) DRAM ODT (RTT_PARK)"); 1621 PRINT_NXS(154, spd->mod_section.loadreduced.dram_odt_park_3200, 1622 "dram_odt_park_3200 (Loadreduced) DRAM ODT (RTT_PARK)"); 1623 PRINT_NNXXS(254, 255, spd->mod_section.loadreduced.crc[0], 1624 spd->mod_section.loadreduced.crc[1], 1625 " Module CRC"); 1626 break; 1627 default: 1628 /* Module-specific Section, Unsupported Module Type */ 1629 printf("%-3d-%3d: ", 128, 255); 1630 1631 for (i = 128; i <= 255; i++) 1632 printf("%02x", spd->mod_section.uc[i - 128]); 1633 1634 break; 1635 } 1636 1637 /* Unique Module ID: Bytes 320-383 */ 1638 PRINT_NXS(320, spd->mmid_lsb, "Module MfgID Code LSB - JEP-106"); 1639 PRINT_NXS(321, spd->mmid_msb, "Module MfgID Code MSB - JEP-106"); 1640 PRINT_NXS(322, spd->mloc, "Mfg Location"); 1641 PRINT_NNXXS(323, 324, spd->mdate[0], spd->mdate[1], "Mfg Date"); 1642 1643 printf("%-3d-%3d: ", 325, 328); 1644 1645 for (i = 325; i <= 328; i++) 1646 printf("%02x ", spd->sernum[i - 325]); 1647 printf(" Module Serial Number\n"); 1648 1649 printf("%-3d-%3d: ", 329, 348); 1650 for (i = 329; i <= 348; i++) 1651 printf("%02x ", spd->mpart[i - 329]); 1652 printf(" Mfg's Module Part Number\n"); 1653 1654 PRINT_NXS(349, spd->mrev, "Module Revision code"); 1655 PRINT_NXS(350, spd->dmid_lsb, "DRAM MfgID Code LSB - JEP-106"); 1656 PRINT_NXS(351, spd->dmid_msb, "DRAM MfgID Code MSB - JEP-106"); 1657 PRINT_NXS(352, spd->stepping, "DRAM stepping"); 1658 1659 printf("%-3d-%3d: ", 353, 381); 1660 for (i = 353; i <= 381; i++) 1661 printf("%02x ", spd->msd[i - 353]); 1662 printf(" Mfg's Specific Data\n"); 1663 } 1664 #endif 1665 1666 static inline void generic_spd_dump(const generic_spd_eeprom_t *spd) 1667 { 1668 #if defined(CONFIG_SYS_FSL_DDR1) 1669 ddr1_spd_dump(spd); 1670 #elif defined(CONFIG_SYS_FSL_DDR2) 1671 ddr2_spd_dump(spd); 1672 #elif defined(CONFIG_SYS_FSL_DDR3) 1673 ddr3_spd_dump(spd); 1674 #elif defined(CONFIG_SYS_FSL_DDR4) 1675 ddr4_spd_dump(spd); 1676 #endif 1677 } 1678 1679 static void fsl_ddr_printinfo(const fsl_ddr_info_t *pinfo, 1680 unsigned int ctrl_mask, 1681 unsigned int dimm_mask, 1682 unsigned int do_mask) 1683 { 1684 unsigned int i, j, retval; 1685 1686 /* STEP 1: DIMM SPD data */ 1687 if (do_mask & STEP_GET_SPD) { 1688 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) { 1689 if (!(ctrl_mask & (1 << i))) 1690 continue; 1691 1692 for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { 1693 if (!(dimm_mask & (1 << j))) 1694 continue; 1695 1696 printf("SPD info: Controller=%u " 1697 "DIMM=%u\n", i, j); 1698 generic_spd_dump( 1699 &(pinfo->spd_installed_dimms[i][j])); 1700 printf("\n"); 1701 } 1702 printf("\n"); 1703 } 1704 printf("\n"); 1705 } 1706 1707 /* STEP 2: DIMM Parameters */ 1708 if (do_mask & STEP_COMPUTE_DIMM_PARMS) { 1709 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) { 1710 if (!(ctrl_mask & (1 << i))) 1711 continue; 1712 for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { 1713 if (!(dimm_mask & (1 << j))) 1714 continue; 1715 printf("DIMM parameters: Controller=%u " 1716 "DIMM=%u\n", i, j); 1717 print_dimm_parameters( 1718 &(pinfo->dimm_params[i][j])); 1719 printf("\n"); 1720 } 1721 printf("\n"); 1722 } 1723 printf("\n"); 1724 } 1725 1726 /* STEP 3: Common Parameters */ 1727 if (do_mask & STEP_COMPUTE_COMMON_PARMS) { 1728 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) { 1729 if (!(ctrl_mask & (1 << i))) 1730 continue; 1731 printf("\"lowest common\" DIMM parameters: " 1732 "Controller=%u\n", i); 1733 print_lowest_common_dimm_parameters( 1734 &pinfo->common_timing_params[i]); 1735 printf("\n"); 1736 } 1737 printf("\n"); 1738 } 1739 1740 /* STEP 4: User Configuration Options */ 1741 if (do_mask & STEP_GATHER_OPTS) { 1742 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) { 1743 if (!(ctrl_mask & (1 << i))) 1744 continue; 1745 printf("User Config Options: Controller=%u\n", i); 1746 print_memctl_options(&pinfo->memctl_opts[i]); 1747 printf("\n"); 1748 } 1749 printf("\n"); 1750 } 1751 1752 /* STEP 5: Address assignment */ 1753 if (do_mask & STEP_ASSIGN_ADDRESSES) { 1754 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) { 1755 if (!(ctrl_mask & (1 << i))) 1756 continue; 1757 for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { 1758 printf("Address Assignment: Controller=%u " 1759 "DIMM=%u\n", i, j); 1760 printf("Don't have this functionality yet\n"); 1761 } 1762 printf("\n"); 1763 } 1764 printf("\n"); 1765 } 1766 1767 /* STEP 6: computed controller register values */ 1768 if (do_mask & STEP_COMPUTE_REGS) { 1769 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) { 1770 if (!(ctrl_mask & (1 << i))) 1771 continue; 1772 printf("Computed Register Values: Controller=%u\n", i); 1773 print_fsl_memctl_config_regs( 1774 &pinfo->fsl_ddr_config_reg[i]); 1775 retval = check_fsl_memctl_config_regs( 1776 &pinfo->fsl_ddr_config_reg[i]); 1777 if (retval) { 1778 printf("check_fsl_memctl_config_regs " 1779 "result = %u\n", retval); 1780 } 1781 printf("\n"); 1782 } 1783 printf("\n"); 1784 } 1785 } 1786 1787 struct data_strings { 1788 const char *data_name; 1789 unsigned int step_mask; 1790 unsigned int dimm_number_required; 1791 }; 1792 1793 #define DATA_OPTIONS(name, step, dimm) {#name, step, dimm} 1794 1795 static unsigned int fsl_ddr_parse_interactive_cmd( 1796 char **argv, 1797 int argc, 1798 unsigned int *pstep_mask, 1799 unsigned int *pctlr_mask, 1800 unsigned int *pdimm_mask, 1801 unsigned int *pdimm_number_required 1802 ) { 1803 1804 static const struct data_strings options[] = { 1805 DATA_OPTIONS(spd, STEP_GET_SPD, 1), 1806 DATA_OPTIONS(dimmparms, STEP_COMPUTE_DIMM_PARMS, 1), 1807 DATA_OPTIONS(commonparms, STEP_COMPUTE_COMMON_PARMS, 0), 1808 DATA_OPTIONS(opts, STEP_GATHER_OPTS, 0), 1809 DATA_OPTIONS(addresses, STEP_ASSIGN_ADDRESSES, 0), 1810 DATA_OPTIONS(regs, STEP_COMPUTE_REGS, 0), 1811 }; 1812 static const unsigned int n_opts = ARRAY_SIZE(options); 1813 1814 unsigned int i, j; 1815 unsigned int error = 0; 1816 1817 for (i = 1; i < argc; i++) { 1818 unsigned int matched = 0; 1819 1820 for (j = 0; j < n_opts; j++) { 1821 if (strcmp(options[j].data_name, argv[i]) != 0) 1822 continue; 1823 *pstep_mask |= options[j].step_mask; 1824 *pdimm_number_required = 1825 options[j].dimm_number_required; 1826 matched = 1; 1827 break; 1828 } 1829 1830 if (matched) 1831 continue; 1832 1833 if (argv[i][0] == 'c') { 1834 char c = argv[i][1]; 1835 if (isdigit(c)) 1836 *pctlr_mask |= 1 << (c - '0'); 1837 continue; 1838 } 1839 1840 if (argv[i][0] == 'd') { 1841 char c = argv[i][1]; 1842 if (isdigit(c)) 1843 *pdimm_mask |= 1 << (c - '0'); 1844 continue; 1845 } 1846 1847 printf("unknown arg %s\n", argv[i]); 1848 *pstep_mask = 0; 1849 error = 1; 1850 break; 1851 } 1852 1853 return error; 1854 } 1855 1856 int fsl_ddr_interactive_env_var_exists(void) 1857 { 1858 char buffer[CONFIG_SYS_CBSIZE]; 1859 1860 if (getenv_f("ddr_interactive", buffer, CONFIG_SYS_CBSIZE) >= 0) 1861 return 1; 1862 1863 return 0; 1864 } 1865 1866 unsigned long long fsl_ddr_interactive(fsl_ddr_info_t *pinfo, int var_is_set) 1867 { 1868 unsigned long long ddrsize; 1869 const char *prompt = "FSL DDR>"; 1870 char buffer[CONFIG_SYS_CBSIZE]; 1871 char buffer2[CONFIG_SYS_CBSIZE]; 1872 char *p = NULL; 1873 char *argv[CONFIG_SYS_MAXARGS + 1]; /* NULL terminated */ 1874 int argc; 1875 unsigned int next_step = STEP_GET_SPD; 1876 const char *usage = { 1877 "commands:\n" 1878 "print print SPD and intermediate computed data\n" 1879 "reset reboot machine\n" 1880 "recompute reload SPD and options to default and recompute regs\n" 1881 "edit modify spd, parameter, or option\n" 1882 "compute recompute registers from current next_step to end\n" 1883 "copy copy parameters\n" 1884 "next_step shows current next_step\n" 1885 "help this message\n" 1886 "go program the memory controller and continue with u-boot\n" 1887 }; 1888 1889 if (var_is_set) { 1890 if (getenv_f("ddr_interactive", buffer2, CONFIG_SYS_CBSIZE) > 0) { 1891 p = buffer2; 1892 } else { 1893 var_is_set = 0; 1894 } 1895 } 1896 1897 /* 1898 * The strategy for next_step is that it points to the next 1899 * step in the computation process that needs to be done. 1900 */ 1901 while (1) { 1902 if (var_is_set) { 1903 char *pend = strchr(p, ';'); 1904 if (pend) { 1905 /* found command separator, copy sub-command */ 1906 *pend = '\0'; 1907 strcpy(buffer, p); 1908 p = pend + 1; 1909 } else { 1910 /* separator not found, copy whole string */ 1911 strcpy(buffer, p); 1912 p = NULL; 1913 var_is_set = 0; 1914 } 1915 } else { 1916 /* 1917 * No need to worry for buffer overflow here in 1918 * this function; cli_readline() maxes out at 1919 * CFG_CBSIZE 1920 */ 1921 cli_readline_into_buffer(prompt, buffer, 0); 1922 } 1923 argc = cli_simple_parse_line(buffer, argv); 1924 if (argc == 0) 1925 continue; 1926 1927 1928 if (strcmp(argv[0], "help") == 0) { 1929 puts(usage); 1930 continue; 1931 } 1932 1933 if (strcmp(argv[0], "next_step") == 0) { 1934 printf("next_step = 0x%02X (%s)\n", 1935 next_step, 1936 step_to_string(next_step)); 1937 continue; 1938 } 1939 1940 if (strcmp(argv[0], "copy") == 0) { 1941 unsigned int error = 0; 1942 unsigned int step_mask = 0; 1943 unsigned int src_ctlr_mask = 0; 1944 unsigned int src_dimm_mask = 0; 1945 unsigned int dimm_number_required = 0; 1946 unsigned int src_ctlr_num = 0; 1947 unsigned int src_dimm_num = 0; 1948 unsigned int dst_ctlr_num = -1; 1949 unsigned int dst_dimm_num = -1; 1950 unsigned int i, num_dest_parms; 1951 1952 if (argc == 1) { 1953 printf("copy <src c#> <src d#> <spd|dimmparms|commonparms|opts|addresses|regs> <dst c#> <dst d#>\n"); 1954 continue; 1955 } 1956 1957 error = fsl_ddr_parse_interactive_cmd( 1958 argv, argc, 1959 &step_mask, 1960 &src_ctlr_mask, 1961 &src_dimm_mask, 1962 &dimm_number_required 1963 ); 1964 1965 /* XXX: only dimm_number_required and step_mask will 1966 be used by this function. Parse the controller and 1967 DIMM number separately because it is easier. */ 1968 1969 if (error) 1970 continue; 1971 1972 /* parse source destination controller / DIMM */ 1973 1974 num_dest_parms = dimm_number_required ? 2 : 1; 1975 1976 for (i = 0; i < argc; i++) { 1977 if (argv[i][0] == 'c') { 1978 char c = argv[i][1]; 1979 if (isdigit(c)) { 1980 src_ctlr_num = (c - '0'); 1981 break; 1982 } 1983 } 1984 } 1985 1986 for (i = 0; i < argc; i++) { 1987 if (argv[i][0] == 'd') { 1988 char c = argv[i][1]; 1989 if (isdigit(c)) { 1990 src_dimm_num = (c - '0'); 1991 break; 1992 } 1993 } 1994 } 1995 1996 /* parse destination controller / DIMM */ 1997 1998 for (i = argc - 1; i >= argc - num_dest_parms; i--) { 1999 if (argv[i][0] == 'c') { 2000 char c = argv[i][1]; 2001 if (isdigit(c)) { 2002 dst_ctlr_num = (c - '0'); 2003 break; 2004 } 2005 } 2006 } 2007 2008 for (i = argc - 1; i >= argc - num_dest_parms; i--) { 2009 if (argv[i][0] == 'd') { 2010 char c = argv[i][1]; 2011 if (isdigit(c)) { 2012 dst_dimm_num = (c - '0'); 2013 break; 2014 } 2015 } 2016 } 2017 2018 /* TODO: validate inputs */ 2019 2020 debug("src_ctlr_num = %u, src_dimm_num = %u, dst_ctlr_num = %u, dst_dimm_num = %u, step_mask = %x\n", 2021 src_ctlr_num, src_dimm_num, dst_ctlr_num, dst_dimm_num, step_mask); 2022 2023 2024 switch (step_mask) { 2025 2026 case STEP_GET_SPD: 2027 memcpy(&(pinfo->spd_installed_dimms[dst_ctlr_num][dst_dimm_num]), 2028 &(pinfo->spd_installed_dimms[src_ctlr_num][src_dimm_num]), 2029 sizeof(pinfo->spd_installed_dimms[0][0])); 2030 break; 2031 2032 case STEP_COMPUTE_DIMM_PARMS: 2033 memcpy(&(pinfo->dimm_params[dst_ctlr_num][dst_dimm_num]), 2034 &(pinfo->dimm_params[src_ctlr_num][src_dimm_num]), 2035 sizeof(pinfo->dimm_params[0][0])); 2036 break; 2037 2038 case STEP_COMPUTE_COMMON_PARMS: 2039 memcpy(&(pinfo->common_timing_params[dst_ctlr_num]), 2040 &(pinfo->common_timing_params[src_ctlr_num]), 2041 sizeof(pinfo->common_timing_params[0])); 2042 break; 2043 2044 case STEP_GATHER_OPTS: 2045 memcpy(&(pinfo->memctl_opts[dst_ctlr_num]), 2046 &(pinfo->memctl_opts[src_ctlr_num]), 2047 sizeof(pinfo->memctl_opts[0])); 2048 break; 2049 2050 /* someday be able to have addresses to copy addresses... */ 2051 2052 case STEP_COMPUTE_REGS: 2053 memcpy(&(pinfo->fsl_ddr_config_reg[dst_ctlr_num]), 2054 &(pinfo->fsl_ddr_config_reg[src_ctlr_num]), 2055 sizeof(pinfo->memctl_opts[0])); 2056 break; 2057 2058 default: 2059 printf("unexpected step_mask value\n"); 2060 } 2061 2062 continue; 2063 2064 } 2065 2066 if (strcmp(argv[0], "edit") == 0) { 2067 unsigned int error = 0; 2068 unsigned int step_mask = 0; 2069 unsigned int ctlr_mask = 0; 2070 unsigned int dimm_mask = 0; 2071 char *p_element = NULL; 2072 char *p_value = NULL; 2073 unsigned int dimm_number_required = 0; 2074 unsigned int ctrl_num; 2075 unsigned int dimm_num; 2076 2077 if (argc == 1) { 2078 /* Only the element and value must be last */ 2079 printf("edit <c#> <d#> " 2080 "<spd|dimmparms|commonparms|opts|" 2081 "addresses|regs> <element> <value>\n"); 2082 printf("for spd, specify byte number for " 2083 "element\n"); 2084 continue; 2085 } 2086 2087 error = fsl_ddr_parse_interactive_cmd( 2088 argv, argc - 2, 2089 &step_mask, 2090 &ctlr_mask, 2091 &dimm_mask, 2092 &dimm_number_required 2093 ); 2094 2095 if (error) 2096 continue; 2097 2098 2099 /* Check arguments */ 2100 2101 /* ERROR: If no steps were found */ 2102 if (step_mask == 0) { 2103 printf("Error: No valid steps were specified " 2104 "in argument.\n"); 2105 continue; 2106 } 2107 2108 /* ERROR: If multiple steps were found */ 2109 if (step_mask & (step_mask - 1)) { 2110 printf("Error: Multiple steps specified in " 2111 "argument.\n"); 2112 continue; 2113 } 2114 2115 /* ERROR: Controller not specified */ 2116 if (ctlr_mask == 0) { 2117 printf("Error: controller number not " 2118 "specified or no element and " 2119 "value specified\n"); 2120 continue; 2121 } 2122 2123 if (ctlr_mask & (ctlr_mask - 1)) { 2124 printf("Error: multiple controllers " 2125 "specified, %X\n", ctlr_mask); 2126 continue; 2127 } 2128 2129 /* ERROR: DIMM number not specified */ 2130 if (dimm_number_required && dimm_mask == 0) { 2131 printf("Error: DIMM number number not " 2132 "specified or no element and " 2133 "value specified\n"); 2134 continue; 2135 } 2136 2137 if (dimm_mask & (dimm_mask - 1)) { 2138 printf("Error: multipled DIMMs specified\n"); 2139 continue; 2140 } 2141 2142 p_element = argv[argc - 2]; 2143 p_value = argv[argc - 1]; 2144 2145 ctrl_num = __ilog2(ctlr_mask); 2146 dimm_num = __ilog2(dimm_mask); 2147 2148 switch (step_mask) { 2149 case STEP_GET_SPD: 2150 { 2151 unsigned int element_num; 2152 unsigned int value; 2153 2154 element_num = simple_strtoul(p_element, 2155 NULL, 0); 2156 value = simple_strtoul(p_value, 2157 NULL, 0); 2158 fsl_ddr_spd_edit(pinfo, 2159 ctrl_num, 2160 dimm_num, 2161 element_num, 2162 value); 2163 next_step = STEP_COMPUTE_DIMM_PARMS; 2164 } 2165 break; 2166 2167 case STEP_COMPUTE_DIMM_PARMS: 2168 fsl_ddr_dimm_parameters_edit( 2169 pinfo, ctrl_num, dimm_num, 2170 p_element, p_value); 2171 next_step = STEP_COMPUTE_COMMON_PARMS; 2172 break; 2173 2174 case STEP_COMPUTE_COMMON_PARMS: 2175 lowest_common_dimm_parameters_edit(pinfo, 2176 ctrl_num, p_element, p_value); 2177 next_step = STEP_GATHER_OPTS; 2178 break; 2179 2180 case STEP_GATHER_OPTS: 2181 fsl_ddr_options_edit(pinfo, ctrl_num, 2182 p_element, p_value); 2183 next_step = STEP_ASSIGN_ADDRESSES; 2184 break; 2185 2186 case STEP_ASSIGN_ADDRESSES: 2187 printf("editing of address assignment " 2188 "not yet implemented\n"); 2189 break; 2190 2191 case STEP_COMPUTE_REGS: 2192 { 2193 fsl_ddr_regs_edit(pinfo, 2194 ctrl_num, 2195 p_element, 2196 p_value); 2197 next_step = STEP_PROGRAM_REGS; 2198 } 2199 break; 2200 2201 default: 2202 printf("programming error\n"); 2203 while (1) 2204 ; 2205 break; 2206 } 2207 continue; 2208 } 2209 2210 if (strcmp(argv[0], "reset") == 0) { 2211 /* 2212 * Reboot machine. 2213 * Args don't seem to matter because this 2214 * doesn't return 2215 */ 2216 do_reset(NULL, 0, 0, NULL); 2217 printf("Reset didn't work\n"); 2218 } 2219 2220 if (strcmp(argv[0], "recompute") == 0) { 2221 /* 2222 * Recalculate everything, starting with 2223 * loading SPD EEPROM from DIMMs 2224 */ 2225 next_step = STEP_GET_SPD; 2226 ddrsize = fsl_ddr_compute(pinfo, next_step, 0); 2227 continue; 2228 } 2229 2230 if (strcmp(argv[0], "compute") == 0) { 2231 /* 2232 * Compute rest of steps starting at 2233 * the current next_step/ 2234 */ 2235 ddrsize = fsl_ddr_compute(pinfo, next_step, 0); 2236 continue; 2237 } 2238 2239 if (strcmp(argv[0], "print") == 0) { 2240 unsigned int error = 0; 2241 unsigned int step_mask = 0; 2242 unsigned int ctlr_mask = 0; 2243 unsigned int dimm_mask = 0; 2244 unsigned int dimm_number_required = 0; 2245 2246 if (argc == 1) { 2247 printf("print [c<n>] [d<n>] [spd] [dimmparms] " 2248 "[commonparms] [opts] [addresses] [regs]\n"); 2249 continue; 2250 } 2251 2252 error = fsl_ddr_parse_interactive_cmd( 2253 argv, argc, 2254 &step_mask, 2255 &ctlr_mask, 2256 &dimm_mask, 2257 &dimm_number_required 2258 ); 2259 2260 if (error) 2261 continue; 2262 2263 /* If no particular controller was found, print all */ 2264 if (ctlr_mask == 0) 2265 ctlr_mask = 0xFF; 2266 2267 /* If no particular dimm was found, print all dimms. */ 2268 if (dimm_mask == 0) 2269 dimm_mask = 0xFF; 2270 2271 /* If no steps were found, print all steps. */ 2272 if (step_mask == 0) 2273 step_mask = STEP_ALL; 2274 2275 fsl_ddr_printinfo(pinfo, ctlr_mask, 2276 dimm_mask, step_mask); 2277 continue; 2278 } 2279 2280 if (strcmp(argv[0], "go") == 0) { 2281 if (next_step) 2282 ddrsize = fsl_ddr_compute(pinfo, next_step, 0); 2283 break; 2284 } 2285 2286 printf("unknown command %s\n", argv[0]); 2287 } 2288 2289 debug("end of memory = %llu\n", (u64)ddrsize); 2290 2291 return ddrsize; 2292 } 2293