York Sun | bd495cf | 2011-09-16 13:21:35 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2010-2011 Freescale Semiconductor, Inc. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * Version 2 or any later versionas published by the Free Software Foundation. |
| 7 | */ |
| 8 | |
| 9 | /* |
| 10 | * Generic driver for Freescale DDR/DDR2/DDR3 memory controller. |
| 11 | * Based on code from spd_sdram.c |
| 12 | * Author: James Yang [at freescale.com] |
| 13 | * York Sun [at freescale.com] |
| 14 | */ |
| 15 | |
| 16 | #include <common.h> |
| 17 | #include <linux/ctype.h> |
| 18 | #include <asm/types.h> |
| 19 | |
| 20 | #include <asm/fsl_ddr_sdram.h> |
| 21 | #include "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(tCKmax_max_ps), |
| 158 | COMMON_TIMING(tRCD_ps), |
| 159 | COMMON_TIMING(tRP_ps), |
| 160 | COMMON_TIMING(tRAS_ps), |
| 161 | COMMON_TIMING(tWR_ps), |
| 162 | COMMON_TIMING(tWTR_ps), |
| 163 | COMMON_TIMING(tRFC_ps), |
| 164 | COMMON_TIMING(tRRD_ps), |
| 165 | COMMON_TIMING(tRC_ps), |
| 166 | COMMON_TIMING(refresh_rate_ps), |
| 167 | COMMON_TIMING(tIS_ps), |
| 168 | COMMON_TIMING(tIH_ps), |
| 169 | COMMON_TIMING(tDS_ps), |
| 170 | COMMON_TIMING(tDH_ps), |
| 171 | COMMON_TIMING(tRTP_ps), |
| 172 | COMMON_TIMING(tDQSQ_max_ps), |
| 173 | COMMON_TIMING(tQHS_ps), |
| 174 | COMMON_TIMING(ndimms_present), |
| 175 | COMMON_TIMING(lowest_common_SPD_caslat), |
| 176 | COMMON_TIMING(highest_common_derated_caslat), |
| 177 | COMMON_TIMING(additive_latency), |
| 178 | COMMON_TIMING(all_DIMMs_burst_lengths_bitmask), |
| 179 | COMMON_TIMING(all_DIMMs_registered), |
| 180 | COMMON_TIMING(all_DIMMs_unbuffered), |
| 181 | COMMON_TIMING(all_DIMMs_ECC_capable), |
| 182 | COMMON_TIMING(total_mem), |
| 183 | COMMON_TIMING(base_address), |
| 184 | }; |
| 185 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 186 | |
| 187 | if (handle_option_table(options, n_opts, p, optname_str, value_str)) |
| 188 | return; |
| 189 | |
| 190 | printf("Error: couldn't find option string %s\n", optname_str); |
| 191 | } |
| 192 | |
| 193 | #define DIMM_PARM(x) {#x, offsetof(dimm_params_t, x), \ |
| 194 | sizeof((dimm_params_t *)0)->x, 0} |
| 195 | |
| 196 | static void fsl_ddr_dimm_parameters_edit(fsl_ddr_info_t *pinfo, |
| 197 | unsigned int ctrl_num, |
| 198 | unsigned int dimm_num, |
| 199 | const char *optname_str, |
| 200 | const char *value_str) |
| 201 | { |
| 202 | dimm_params_t *p = &(pinfo->dimm_params[ctrl_num][dimm_num]); |
| 203 | |
| 204 | static const struct options_string options[] = { |
| 205 | DIMM_PARM(n_ranks), |
| 206 | DIMM_PARM(data_width), |
| 207 | DIMM_PARM(primary_sdram_width), |
| 208 | DIMM_PARM(ec_sdram_width), |
| 209 | DIMM_PARM(registered_dimm), |
| 210 | |
| 211 | DIMM_PARM(n_row_addr), |
| 212 | DIMM_PARM(n_col_addr), |
| 213 | DIMM_PARM(edc_config), |
| 214 | DIMM_PARM(n_banks_per_sdram_device), |
| 215 | DIMM_PARM(burst_lengths_bitmask), |
| 216 | DIMM_PARM(row_density), |
| 217 | |
| 218 | DIMM_PARM(tCKmin_X_ps), |
| 219 | DIMM_PARM(tCKmin_X_minus_1_ps), |
| 220 | DIMM_PARM(tCKmin_X_minus_2_ps), |
| 221 | DIMM_PARM(tCKmax_ps), |
| 222 | |
| 223 | DIMM_PARM(caslat_X), |
| 224 | DIMM_PARM(caslat_X_minus_1), |
| 225 | DIMM_PARM(caslat_X_minus_2), |
| 226 | |
| 227 | DIMM_PARM(caslat_lowest_derated), |
| 228 | |
| 229 | DIMM_PARM(tRCD_ps), |
| 230 | DIMM_PARM(tRP_ps), |
| 231 | DIMM_PARM(tRAS_ps), |
| 232 | DIMM_PARM(tWR_ps), |
| 233 | DIMM_PARM(tWTR_ps), |
| 234 | DIMM_PARM(tRFC_ps), |
| 235 | DIMM_PARM(tRRD_ps), |
| 236 | DIMM_PARM(tRC_ps), |
| 237 | DIMM_PARM(refresh_rate_ps), |
| 238 | |
| 239 | DIMM_PARM(tIS_ps), |
| 240 | DIMM_PARM(tIH_ps), |
| 241 | DIMM_PARM(tDS_ps), |
| 242 | DIMM_PARM(tDH_ps), |
| 243 | DIMM_PARM(tRTP_ps), |
| 244 | DIMM_PARM(tDQSQ_max_ps), |
| 245 | DIMM_PARM(tQHS_ps), |
| 246 | |
| 247 | DIMM_PARM(rank_density), |
| 248 | DIMM_PARM(capacity), |
| 249 | DIMM_PARM(base_address), |
| 250 | }; |
| 251 | |
| 252 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 253 | |
| 254 | if (handle_option_table(options, n_opts, p, optname_str, value_str)) |
| 255 | return; |
| 256 | |
| 257 | printf("couldn't find option string %s\n", optname_str); |
| 258 | } |
| 259 | |
| 260 | static void print_dimm_parameters(const dimm_params_t *pdimm) |
| 261 | { |
| 262 | static const struct options_string options[] = { |
| 263 | DIMM_PARM(n_ranks), |
| 264 | DIMM_PARM(data_width), |
| 265 | DIMM_PARM(primary_sdram_width), |
| 266 | DIMM_PARM(ec_sdram_width), |
| 267 | DIMM_PARM(registered_dimm), |
| 268 | |
| 269 | DIMM_PARM(n_row_addr), |
| 270 | DIMM_PARM(n_col_addr), |
| 271 | DIMM_PARM(edc_config), |
| 272 | DIMM_PARM(n_banks_per_sdram_device), |
| 273 | |
| 274 | DIMM_PARM(tCKmin_X_ps), |
| 275 | DIMM_PARM(tCKmin_X_minus_1_ps), |
| 276 | DIMM_PARM(tCKmin_X_minus_2_ps), |
| 277 | DIMM_PARM(tCKmax_ps), |
| 278 | |
| 279 | DIMM_PARM(caslat_X), |
| 280 | DIMM_PARM(tAA_ps), |
| 281 | DIMM_PARM(caslat_X_minus_1), |
| 282 | DIMM_PARM(caslat_X_minus_2), |
| 283 | DIMM_PARM(caslat_lowest_derated), |
| 284 | |
| 285 | DIMM_PARM(tRCD_ps), |
| 286 | DIMM_PARM(tRP_ps), |
| 287 | DIMM_PARM(tRAS_ps), |
| 288 | DIMM_PARM(tWR_ps), |
| 289 | DIMM_PARM(tWTR_ps), |
| 290 | DIMM_PARM(tRFC_ps), |
| 291 | DIMM_PARM(tRRD_ps), |
| 292 | DIMM_PARM(tRC_ps), |
| 293 | DIMM_PARM(refresh_rate_ps), |
| 294 | |
| 295 | DIMM_PARM(tIS_ps), |
| 296 | DIMM_PARM(tIH_ps), |
| 297 | DIMM_PARM(tDS_ps), |
| 298 | DIMM_PARM(tDH_ps), |
| 299 | DIMM_PARM(tRTP_ps), |
| 300 | DIMM_PARM(tDQSQ_max_ps), |
| 301 | DIMM_PARM(tQHS_ps), |
| 302 | }; |
| 303 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 304 | |
| 305 | if (pdimm->n_ranks == 0) { |
| 306 | printf("DIMM not present\n"); |
| 307 | return; |
| 308 | } |
| 309 | printf("DIMM organization parameters:\n"); |
| 310 | printf("module part name = %s\n", pdimm->mpart); |
| 311 | printf("rank_density = %llu bytes (%llu megabytes)\n", |
| 312 | pdimm->rank_density, pdimm->rank_density / 0x100000); |
| 313 | printf("capacity = %llu bytes (%llu megabytes)\n", |
| 314 | pdimm->capacity, pdimm->capacity / 0x100000); |
| 315 | printf("burst_lengths_bitmask = %02X\n", |
| 316 | pdimm->burst_lengths_bitmask); |
| 317 | printf("base_addresss = %llu (%08llX %08llX)\n", |
| 318 | pdimm->base_address, |
| 319 | (pdimm->base_address >> 32), |
| 320 | pdimm->base_address & 0xFFFFFFFF); |
| 321 | print_option_table(options, n_opts, pdimm); |
| 322 | } |
| 323 | |
| 324 | static void print_lowest_common_dimm_parameters( |
| 325 | const common_timing_params_t *plcd_dimm_params) |
| 326 | { |
| 327 | static const struct options_string options[] = { |
| 328 | COMMON_TIMING(tCKmax_max_ps), |
| 329 | COMMON_TIMING(tRCD_ps), |
| 330 | COMMON_TIMING(tRP_ps), |
| 331 | COMMON_TIMING(tRAS_ps), |
| 332 | COMMON_TIMING(tWR_ps), |
| 333 | COMMON_TIMING(tWTR_ps), |
| 334 | COMMON_TIMING(tRFC_ps), |
| 335 | COMMON_TIMING(tRRD_ps), |
| 336 | COMMON_TIMING(tRC_ps), |
| 337 | COMMON_TIMING(refresh_rate_ps), |
| 338 | COMMON_TIMING(tIS_ps), |
| 339 | COMMON_TIMING(tDS_ps), |
| 340 | COMMON_TIMING(tDH_ps), |
| 341 | COMMON_TIMING(tRTP_ps), |
| 342 | COMMON_TIMING(tDQSQ_max_ps), |
| 343 | COMMON_TIMING(tQHS_ps), |
| 344 | COMMON_TIMING(lowest_common_SPD_caslat), |
| 345 | COMMON_TIMING(highest_common_derated_caslat), |
| 346 | COMMON_TIMING(additive_latency), |
| 347 | COMMON_TIMING(ndimms_present), |
| 348 | COMMON_TIMING(all_DIMMs_registered), |
| 349 | COMMON_TIMING(all_DIMMs_unbuffered), |
| 350 | COMMON_TIMING(all_DIMMs_ECC_capable), |
| 351 | }; |
| 352 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 353 | |
| 354 | /* Clock frequencies */ |
| 355 | printf("tCKmin_X_ps = %u (%u MHz)\n", |
| 356 | plcd_dimm_params->tCKmin_X_ps, |
| 357 | picos_to_mhz(plcd_dimm_params->tCKmin_X_ps)); |
| 358 | printf("tCKmax_ps = %u (%u MHz)\n", |
| 359 | plcd_dimm_params->tCKmax_ps, |
| 360 | picos_to_mhz(plcd_dimm_params->tCKmax_ps)); |
| 361 | printf("all_DIMMs_burst_lengths_bitmask = %02X\n", |
| 362 | plcd_dimm_params->all_DIMMs_burst_lengths_bitmask); |
| 363 | |
| 364 | print_option_table(options, n_opts, plcd_dimm_params); |
| 365 | |
| 366 | printf("total_mem = %llu (%llu megabytes)\n", |
| 367 | plcd_dimm_params->total_mem, |
| 368 | plcd_dimm_params->total_mem / 0x100000); |
| 369 | printf("base_address = %llu (%llu megabytes)\n", |
| 370 | plcd_dimm_params->base_address, |
| 371 | plcd_dimm_params->base_address / 0x100000); |
| 372 | } |
| 373 | |
| 374 | #define CTRL_OPTIONS(x) {#x, offsetof(memctl_options_t, x), \ |
| 375 | sizeof((memctl_options_t *)0)->x, 0} |
| 376 | #define CTRL_OPTIONS_CS(x, y) {"cs" #x "_" #y, \ |
| 377 | offsetof(memctl_options_t, cs_local_opts[x].y), \ |
| 378 | sizeof((memctl_options_t *)0)->cs_local_opts[x].y, 0} |
| 379 | |
| 380 | static void fsl_ddr_options_edit(fsl_ddr_info_t *pinfo, |
| 381 | unsigned int ctl_num, |
| 382 | const char *optname_str, |
| 383 | const char *value_str) |
| 384 | { |
| 385 | memctl_options_t *p = &(pinfo->memctl_opts[ctl_num]); |
| 386 | /* |
| 387 | * This array all on the stack and *computed* each time this |
| 388 | * function is rung. |
| 389 | */ |
| 390 | static const struct options_string options[] = { |
| 391 | CTRL_OPTIONS_CS(0, odt_rd_cfg), |
| 392 | CTRL_OPTIONS_CS(0, odt_wr_cfg), |
| 393 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) |
| 394 | CTRL_OPTIONS_CS(1, odt_rd_cfg), |
| 395 | CTRL_OPTIONS_CS(1, odt_wr_cfg), |
| 396 | #endif |
| 397 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 398 | CTRL_OPTIONS_CS(2, odt_rd_cfg), |
| 399 | CTRL_OPTIONS_CS(2, odt_wr_cfg), |
| 400 | #endif |
| 401 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 402 | CTRL_OPTIONS_CS(3, odt_rd_cfg), |
| 403 | CTRL_OPTIONS_CS(3, odt_wr_cfg), |
| 404 | #endif |
| 405 | #if defined(CONFIG_FSL_DDR3) |
| 406 | CTRL_OPTIONS_CS(0, odt_rtt_norm), |
| 407 | CTRL_OPTIONS_CS(0, odt_rtt_wr), |
| 408 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) |
| 409 | CTRL_OPTIONS_CS(1, odt_rtt_norm), |
| 410 | CTRL_OPTIONS_CS(1, odt_rtt_wr), |
| 411 | #endif |
| 412 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 413 | CTRL_OPTIONS_CS(2, odt_rtt_norm), |
| 414 | CTRL_OPTIONS_CS(2, odt_rtt_wr), |
| 415 | #endif |
| 416 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 417 | CTRL_OPTIONS_CS(3, odt_rtt_norm), |
| 418 | CTRL_OPTIONS_CS(3, odt_rtt_wr), |
| 419 | #endif |
| 420 | #endif |
| 421 | CTRL_OPTIONS(memctl_interleaving), |
| 422 | CTRL_OPTIONS(memctl_interleaving_mode), |
| 423 | CTRL_OPTIONS(ba_intlv_ctl), |
| 424 | CTRL_OPTIONS(ECC_mode), |
| 425 | CTRL_OPTIONS(ECC_init_using_memctl), |
| 426 | CTRL_OPTIONS(DQS_config), |
| 427 | CTRL_OPTIONS(self_refresh_in_sleep), |
| 428 | CTRL_OPTIONS(dynamic_power), |
| 429 | CTRL_OPTIONS(data_bus_width), |
| 430 | CTRL_OPTIONS(burst_length), |
| 431 | CTRL_OPTIONS(cas_latency_override), |
| 432 | CTRL_OPTIONS(cas_latency_override_value), |
| 433 | CTRL_OPTIONS(use_derated_caslat), |
| 434 | CTRL_OPTIONS(additive_latency_override), |
| 435 | CTRL_OPTIONS(additive_latency_override_value), |
| 436 | CTRL_OPTIONS(clk_adjust), |
| 437 | CTRL_OPTIONS(cpo_override), |
| 438 | CTRL_OPTIONS(write_data_delay), |
| 439 | CTRL_OPTIONS(half_strength_driver_enable), |
| 440 | |
| 441 | /* |
| 442 | * These can probably be changed to 2T_EN and 3T_EN |
| 443 | * (using a leading numerical character) without problem |
| 444 | */ |
| 445 | CTRL_OPTIONS(twoT_en), |
| 446 | CTRL_OPTIONS(threeT_en), |
| 447 | CTRL_OPTIONS(ap_en), |
| 448 | CTRL_OPTIONS(bstopre), |
| 449 | CTRL_OPTIONS(wrlvl_override), |
| 450 | CTRL_OPTIONS(wrlvl_sample), |
| 451 | CTRL_OPTIONS(wrlvl_start), |
| 452 | CTRL_OPTIONS(rcw_override), |
| 453 | CTRL_OPTIONS(rcw_1), |
| 454 | CTRL_OPTIONS(rcw_2), |
| 455 | CTRL_OPTIONS(tCKE_clock_pulse_width_ps), |
| 456 | CTRL_OPTIONS(tFAW_window_four_activates_ps), |
| 457 | CTRL_OPTIONS(trwt_override), |
| 458 | CTRL_OPTIONS(trwt), |
| 459 | }; |
| 460 | |
| 461 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 462 | |
| 463 | if (handle_option_table(options, n_opts, p, |
| 464 | optname_str, value_str)) |
| 465 | return; |
| 466 | |
| 467 | printf("couldn't find option string %s\n", optname_str); |
| 468 | } |
| 469 | |
| 470 | #define CFG_REGS(x) {#x, offsetof(fsl_ddr_cfg_regs_t, x), \ |
| 471 | sizeof((fsl_ddr_cfg_regs_t *)0)->x, 1} |
| 472 | #define CFG_REGS_CS(x, y) {"cs" #x "_" #y, \ |
| 473 | offsetof(fsl_ddr_cfg_regs_t, cs[x].y), \ |
| 474 | sizeof((fsl_ddr_cfg_regs_t *)0)->cs[x].y, 1} |
| 475 | |
| 476 | static void print_fsl_memctl_config_regs(const fsl_ddr_cfg_regs_t *ddr) |
| 477 | { |
| 478 | unsigned int i; |
| 479 | static const struct options_string options[] = { |
| 480 | CFG_REGS_CS(0, bnds), |
| 481 | CFG_REGS_CS(0, config), |
| 482 | CFG_REGS_CS(0, config_2), |
| 483 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) |
| 484 | CFG_REGS_CS(1, bnds), |
| 485 | CFG_REGS_CS(1, config), |
| 486 | CFG_REGS_CS(1, config_2), |
| 487 | #endif |
| 488 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 489 | CFG_REGS_CS(2, bnds), |
| 490 | CFG_REGS_CS(2, config), |
| 491 | CFG_REGS_CS(2, config_2), |
| 492 | #endif |
| 493 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 494 | CFG_REGS_CS(3, bnds), |
| 495 | CFG_REGS_CS(3, config), |
| 496 | CFG_REGS_CS(3, config_2), |
| 497 | #endif |
| 498 | CFG_REGS(timing_cfg_3), |
| 499 | CFG_REGS(timing_cfg_0), |
| 500 | CFG_REGS(timing_cfg_1), |
| 501 | CFG_REGS(timing_cfg_2), |
| 502 | CFG_REGS(ddr_sdram_cfg), |
| 503 | CFG_REGS(ddr_sdram_cfg_2), |
| 504 | CFG_REGS(ddr_sdram_mode), |
| 505 | CFG_REGS(ddr_sdram_mode_2), |
| 506 | CFG_REGS(ddr_sdram_mode_3), |
| 507 | CFG_REGS(ddr_sdram_mode_4), |
| 508 | CFG_REGS(ddr_sdram_mode_5), |
| 509 | CFG_REGS(ddr_sdram_mode_6), |
| 510 | CFG_REGS(ddr_sdram_mode_7), |
| 511 | CFG_REGS(ddr_sdram_mode_8), |
| 512 | CFG_REGS(ddr_sdram_interval), |
| 513 | CFG_REGS(ddr_data_init), |
| 514 | CFG_REGS(ddr_sdram_clk_cntl), |
| 515 | CFG_REGS(ddr_init_addr), |
| 516 | CFG_REGS(ddr_init_ext_addr), |
| 517 | CFG_REGS(timing_cfg_4), |
| 518 | CFG_REGS(timing_cfg_5), |
| 519 | CFG_REGS(ddr_zq_cntl), |
| 520 | CFG_REGS(ddr_wrlvl_cntl), |
| 521 | CFG_REGS(ddr_sr_cntr), |
| 522 | CFG_REGS(ddr_sdram_rcw_1), |
| 523 | CFG_REGS(ddr_sdram_rcw_2), |
| 524 | CFG_REGS(ddr_cdr1), |
| 525 | CFG_REGS(ddr_cdr2), |
| 526 | CFG_REGS(err_disable), |
| 527 | CFG_REGS(err_int_en), |
| 528 | }; |
| 529 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 530 | |
| 531 | print_option_table(options, n_opts, ddr); |
| 532 | |
| 533 | for (i = 0; i < 32; i++) |
| 534 | printf("debug_%02d = 0x%08X\n", i+1, ddr->debug[i]); |
| 535 | } |
| 536 | |
| 537 | static void fsl_ddr_regs_edit(fsl_ddr_info_t *pinfo, |
| 538 | unsigned int ctrl_num, |
| 539 | const char *regname, |
| 540 | const char *value_str) |
| 541 | { |
| 542 | unsigned int i; |
| 543 | fsl_ddr_cfg_regs_t *ddr; |
| 544 | char buf[20]; |
| 545 | static const struct options_string options[] = { |
| 546 | CFG_REGS_CS(0, bnds), |
| 547 | CFG_REGS_CS(0, config), |
| 548 | CFG_REGS_CS(0, config_2), |
| 549 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) |
| 550 | CFG_REGS_CS(1, bnds), |
| 551 | CFG_REGS_CS(1, config), |
| 552 | CFG_REGS_CS(1, config_2), |
| 553 | #endif |
| 554 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 555 | CFG_REGS_CS(2, bnds), |
| 556 | CFG_REGS_CS(2, config), |
| 557 | CFG_REGS_CS(2, config_2), |
| 558 | #endif |
| 559 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) |
| 560 | CFG_REGS_CS(3, bnds), |
| 561 | CFG_REGS_CS(3, config), |
| 562 | CFG_REGS_CS(3, config_2), |
| 563 | #endif |
| 564 | CFG_REGS(timing_cfg_3), |
| 565 | CFG_REGS(timing_cfg_0), |
| 566 | CFG_REGS(timing_cfg_1), |
| 567 | CFG_REGS(timing_cfg_2), |
| 568 | CFG_REGS(ddr_sdram_cfg), |
| 569 | CFG_REGS(ddr_sdram_cfg_2), |
| 570 | CFG_REGS(ddr_sdram_mode), |
| 571 | CFG_REGS(ddr_sdram_mode_2), |
| 572 | CFG_REGS(ddr_sdram_mode_3), |
| 573 | CFG_REGS(ddr_sdram_mode_4), |
| 574 | CFG_REGS(ddr_sdram_mode_5), |
| 575 | CFG_REGS(ddr_sdram_mode_6), |
| 576 | CFG_REGS(ddr_sdram_mode_7), |
| 577 | CFG_REGS(ddr_sdram_mode_8), |
| 578 | CFG_REGS(ddr_sdram_interval), |
| 579 | CFG_REGS(ddr_data_init), |
| 580 | CFG_REGS(ddr_sdram_clk_cntl), |
| 581 | CFG_REGS(ddr_init_addr), |
| 582 | CFG_REGS(ddr_init_ext_addr), |
| 583 | CFG_REGS(timing_cfg_4), |
| 584 | CFG_REGS(timing_cfg_5), |
| 585 | CFG_REGS(ddr_zq_cntl), |
| 586 | CFG_REGS(ddr_wrlvl_cntl), |
| 587 | CFG_REGS(ddr_sr_cntr), |
| 588 | CFG_REGS(ddr_sdram_rcw_1), |
| 589 | CFG_REGS(ddr_sdram_rcw_2), |
| 590 | CFG_REGS(ddr_cdr1), |
| 591 | CFG_REGS(ddr_cdr2), |
| 592 | CFG_REGS(err_disable), |
| 593 | CFG_REGS(err_int_en), |
| 594 | CFG_REGS(ddr_sdram_rcw_2), |
| 595 | CFG_REGS(ddr_sdram_rcw_2), |
| 596 | |
| 597 | }; |
| 598 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 599 | |
| 600 | debug("fsl_ddr_regs_edit: ctrl_num = %u, " |
| 601 | "regname = %s, value = %s\n", |
| 602 | ctrl_num, regname, value_str); |
| 603 | if (ctrl_num > CONFIG_NUM_DDR_CONTROLLERS) |
| 604 | return; |
| 605 | |
| 606 | ddr = &(pinfo->fsl_ddr_config_reg[ctrl_num]); |
| 607 | |
| 608 | if (handle_option_table(options, n_opts, ddr, regname, value_str)) |
| 609 | return; |
| 610 | |
| 611 | for (i = 0; i < 32; i++) { |
| 612 | unsigned int value = simple_strtoul(value_str, NULL, 0); |
| 613 | sprintf(buf, "debug_%u", i + 1); |
| 614 | if (strcmp(buf, regname) == 0) { |
| 615 | ddr->debug[i] = value; |
| 616 | return; |
| 617 | } |
| 618 | } |
| 619 | printf("Error: couldn't find register string %s\n", regname); |
| 620 | } |
| 621 | |
| 622 | #define CTRL_OPTIONS_HEX(x) {#x, offsetof(memctl_options_t, x), \ |
| 623 | sizeof((memctl_options_t *)0)->x, 1} |
| 624 | |
| 625 | static void print_memctl_options(const memctl_options_t *popts) |
| 626 | { |
| 627 | static const struct options_string options[] = { |
| 628 | CTRL_OPTIONS_CS(0, odt_rd_cfg), |
| 629 | CTRL_OPTIONS_CS(0, odt_wr_cfg), |
| 630 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) |
| 631 | CTRL_OPTIONS_CS(1, odt_rd_cfg), |
| 632 | CTRL_OPTIONS_CS(1, odt_wr_cfg), |
| 633 | #endif |
| 634 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 635 | CTRL_OPTIONS_CS(2, odt_rd_cfg), |
| 636 | CTRL_OPTIONS_CS(2, odt_wr_cfg), |
| 637 | #endif |
| 638 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) |
| 639 | CTRL_OPTIONS_CS(3, odt_rd_cfg), |
| 640 | CTRL_OPTIONS_CS(3, odt_wr_cfg), |
| 641 | #endif |
| 642 | #if defined(CONFIG_FSL_DDR3) |
| 643 | CTRL_OPTIONS_CS(0, odt_rtt_norm), |
| 644 | CTRL_OPTIONS_CS(0, odt_rtt_wr), |
| 645 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) |
| 646 | CTRL_OPTIONS_CS(1, odt_rtt_norm), |
| 647 | CTRL_OPTIONS_CS(1, odt_rtt_wr), |
| 648 | #endif |
| 649 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) |
| 650 | CTRL_OPTIONS_CS(2, odt_rtt_norm), |
| 651 | CTRL_OPTIONS_CS(2, odt_rtt_wr), |
| 652 | #endif |
| 653 | #if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) |
| 654 | CTRL_OPTIONS_CS(3, odt_rtt_norm), |
| 655 | CTRL_OPTIONS_CS(3, odt_rtt_wr), |
| 656 | #endif |
| 657 | #endif |
| 658 | CTRL_OPTIONS(memctl_interleaving), |
| 659 | CTRL_OPTIONS(memctl_interleaving_mode), |
| 660 | CTRL_OPTIONS_HEX(ba_intlv_ctl), |
| 661 | CTRL_OPTIONS(ECC_mode), |
| 662 | CTRL_OPTIONS(ECC_init_using_memctl), |
| 663 | CTRL_OPTIONS(DQS_config), |
| 664 | CTRL_OPTIONS(self_refresh_in_sleep), |
| 665 | CTRL_OPTIONS(dynamic_power), |
| 666 | CTRL_OPTIONS(data_bus_width), |
| 667 | CTRL_OPTIONS(burst_length), |
| 668 | CTRL_OPTIONS(cas_latency_override), |
| 669 | CTRL_OPTIONS(cas_latency_override_value), |
| 670 | CTRL_OPTIONS(use_derated_caslat), |
| 671 | CTRL_OPTIONS(additive_latency_override), |
| 672 | CTRL_OPTIONS(additive_latency_override_value), |
| 673 | CTRL_OPTIONS(clk_adjust), |
| 674 | CTRL_OPTIONS(cpo_override), |
| 675 | CTRL_OPTIONS(write_data_delay), |
| 676 | CTRL_OPTIONS(half_strength_driver_enable), |
| 677 | /* |
| 678 | * These can probably be changed to 2T_EN and 3T_EN |
| 679 | * (using a leading numerical character) without problem |
| 680 | */ |
| 681 | CTRL_OPTIONS(twoT_en), |
| 682 | CTRL_OPTIONS(threeT_en), |
| 683 | CTRL_OPTIONS(registered_dimm_en), |
| 684 | CTRL_OPTIONS(ap_en), |
| 685 | CTRL_OPTIONS(bstopre), |
| 686 | CTRL_OPTIONS(wrlvl_override), |
| 687 | CTRL_OPTIONS(wrlvl_sample), |
| 688 | CTRL_OPTIONS(wrlvl_start), |
| 689 | CTRL_OPTIONS(rcw_override), |
| 690 | CTRL_OPTIONS(rcw_1), |
| 691 | CTRL_OPTIONS(rcw_2), |
| 692 | CTRL_OPTIONS(tCKE_clock_pulse_width_ps), |
| 693 | CTRL_OPTIONS(tFAW_window_four_activates_ps), |
| 694 | CTRL_OPTIONS(trwt_override), |
| 695 | CTRL_OPTIONS(trwt), |
| 696 | }; |
| 697 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 698 | |
| 699 | print_option_table(options, n_opts, popts); |
| 700 | } |
| 701 | |
| 702 | #ifdef CONFIG_FSL_DDR1 |
| 703 | void ddr1_spd_dump(const ddr1_spd_eeprom_t *spd) |
| 704 | { |
| 705 | unsigned int i; |
| 706 | |
| 707 | printf("%-3d : %02x %s\n", 0, spd->info_size, |
| 708 | " spd->info_size, * 0 # bytes written into serial memory *"); |
| 709 | printf("%-3d : %02x %s\n", 1, spd->chip_size, |
| 710 | " spd->chip_size, * 1 Total # bytes of SPD memory device *"); |
| 711 | printf("%-3d : %02x %s\n", 2, spd->mem_type, |
| 712 | " spd->mem_type, * 2 Fundamental memory type *"); |
| 713 | printf("%-3d : %02x %s\n", 3, spd->nrow_addr, |
| 714 | " spd->nrow_addr, * 3 # of Row Addresses on this assembly *"); |
| 715 | printf("%-3d : %02x %s\n", 4, spd->ncol_addr, |
| 716 | " spd->ncol_addr, * 4 # of Column Addrs on this assembly *"); |
| 717 | printf("%-3d : %02x %s\n", 5, spd->nrows, |
| 718 | " spd->nrows * 5 # of DIMM Banks *"); |
| 719 | printf("%-3d : %02x %s\n", 6, spd->dataw_lsb, |
| 720 | " spd->dataw_lsb, * 6 Data Width lsb of this assembly *"); |
| 721 | printf("%-3d : %02x %s\n", 7, spd->dataw_msb, |
| 722 | " spd->dataw_msb, * 7 Data Width msb of this assembly *"); |
| 723 | printf("%-3d : %02x %s\n", 8, spd->voltage, |
| 724 | " spd->voltage, * 8 Voltage intf std of this assembly *"); |
| 725 | printf("%-3d : %02x %s\n", 9, spd->clk_cycle, |
| 726 | " spd->clk_cycle, * 9 SDRAM Cycle time at CL=X *"); |
| 727 | printf("%-3d : %02x %s\n", 10, spd->clk_access, |
| 728 | " spd->clk_access, * 10 SDRAM Access from Clock at CL=X *"); |
| 729 | printf("%-3d : %02x %s\n", 11, spd->config, |
| 730 | " spd->config, * 11 DIMM Configuration type *"); |
| 731 | printf("%-3d : %02x %s\n", 12, spd->refresh, |
| 732 | " spd->refresh, * 12 Refresh Rate/Type *"); |
| 733 | printf("%-3d : %02x %s\n", 13, spd->primw, |
| 734 | " spd->primw, * 13 Primary SDRAM Width *"); |
| 735 | printf("%-3d : %02x %s\n", 14, spd->ecw, |
| 736 | " spd->ecw, * 14 Error Checking SDRAM width *"); |
| 737 | printf("%-3d : %02x %s\n", 15, spd->min_delay, |
| 738 | " spd->min_delay, * 15 Back to Back Random Access *"); |
| 739 | printf("%-3d : %02x %s\n", 16, spd->burstl, |
| 740 | " spd->burstl, * 16 Burst Lengths Supported *"); |
| 741 | printf("%-3d : %02x %s\n", 17, spd->nbanks, |
| 742 | " spd->nbanks, * 17 # of Banks on Each SDRAM Device *"); |
| 743 | printf("%-3d : %02x %s\n", 18, spd->cas_lat, |
| 744 | " spd->cas_lat, * 18 CAS# Latencies Supported *"); |
| 745 | printf("%-3d : %02x %s\n", 19, spd->cs_lat, |
| 746 | " spd->cs_lat, * 19 Chip Select Latency *"); |
| 747 | printf("%-3d : %02x %s\n", 20, spd->write_lat, |
| 748 | " spd->write_lat, * 20 Write Latency/Recovery *"); |
| 749 | printf("%-3d : %02x %s\n", 21, spd->mod_attr, |
| 750 | " spd->mod_attr, * 21 SDRAM Module Attributes *"); |
| 751 | printf("%-3d : %02x %s\n", 22, spd->dev_attr, |
| 752 | " spd->dev_attr, * 22 SDRAM Device Attributes *"); |
| 753 | printf("%-3d : %02x %s\n", 23, spd->clk_cycle2, |
| 754 | " spd->clk_cycle2, * 23 Min SDRAM Cycle time at CL=X-1 *"); |
| 755 | printf("%-3d : %02x %s\n", 24, spd->clk_access2, |
| 756 | " spd->clk_access2, * 24 SDRAM Access from Clock at CL=X-1 *"); |
| 757 | printf("%-3d : %02x %s\n", 25, spd->clk_cycle3, |
| 758 | " spd->clk_cycle3, * 25 Min SDRAM Cycle time at CL=X-2 *"); |
| 759 | printf("%-3d : %02x %s\n", 26, spd->clk_access3, |
| 760 | " spd->clk_access3, * 26 Max Access from Clock at CL=X-2 *"); |
| 761 | printf("%-3d : %02x %s\n", 27, spd->trp, |
| 762 | " spd->trp, * 27 Min Row Precharge Time (tRP)*"); |
| 763 | printf("%-3d : %02x %s\n", 28, spd->trrd, |
| 764 | " spd->trrd, * 28 Min Row Active to Row Active (tRRD) *"); |
| 765 | printf("%-3d : %02x %s\n", 29, spd->trcd, |
| 766 | " spd->trcd, * 29 Min RAS to CAS Delay (tRCD) *"); |
| 767 | printf("%-3d : %02x %s\n", 30, spd->tras, |
| 768 | " spd->tras, * 30 Minimum RAS Pulse Width (tRAS) *"); |
| 769 | printf("%-3d : %02x %s\n", 31, spd->bank_dens, |
| 770 | " spd->bank_dens, * 31 Density of each bank on module *"); |
| 771 | printf("%-3d : %02x %s\n", 32, spd->ca_setup, |
| 772 | " spd->ca_setup, * 32 Cmd + Addr signal input setup time *"); |
| 773 | printf("%-3d : %02x %s\n", 33, spd->ca_hold, |
| 774 | " spd->ca_hold, * 33 Cmd and Addr signal input hold time *"); |
| 775 | printf("%-3d : %02x %s\n", 34, spd->data_setup, |
| 776 | " spd->data_setup, * 34 Data signal input setup time *"); |
| 777 | printf("%-3d : %02x %s\n", 35, spd->data_hold, |
| 778 | " spd->data_hold, * 35 Data signal input hold time *"); |
| 779 | printf("%-3d : %02x %s\n", 36, spd->res_36_40[0], |
| 780 | " spd->res_36_40[0], * 36 Reserved / tWR *"); |
| 781 | printf("%-3d : %02x %s\n", 37, spd->res_36_40[1], |
| 782 | " spd->res_36_40[1], * 37 Reserved / tWTR *"); |
| 783 | printf("%-3d : %02x %s\n", 38, spd->res_36_40[2], |
| 784 | " spd->res_36_40[2], * 38 Reserved / tRTP *"); |
| 785 | printf("%-3d : %02x %s\n", 39, spd->res_36_40[3], |
| 786 | " spd->res_36_40[3], * 39 Reserved / mem_probe *"); |
| 787 | printf("%-3d : %02x %s\n", 40, spd->res_36_40[4], |
| 788 | " spd->res_36_40[4], * 40 Reserved / trc,trfc extensions *"); |
| 789 | printf("%-3d : %02x %s\n", 41, spd->trc, |
| 790 | " spd->trc, * 41 Min Active to Auto refresh time tRC *"); |
| 791 | printf("%-3d : %02x %s\n", 42, spd->trfc, |
| 792 | " spd->trfc, * 42 Min Auto to Active period tRFC *"); |
| 793 | printf("%-3d : %02x %s\n", 43, spd->tckmax, |
| 794 | " spd->tckmax, * 43 Max device cycle time tCKmax *"); |
| 795 | printf("%-3d : %02x %s\n", 44, spd->tdqsq, |
| 796 | " spd->tdqsq, * 44 Max DQS to DQ skew *"); |
| 797 | printf("%-3d : %02x %s\n", 45, spd->tqhs, |
| 798 | " spd->tqhs, * 45 Max Read DataHold skew tQHS *"); |
| 799 | printf("%-3d : %02x %s\n", 46, spd->res_46, |
| 800 | " spd->res_46, * 46 Reserved/ PLL Relock time *"); |
| 801 | printf("%-3d : %02x %s\n", 47, spd->dimm_height, |
| 802 | " spd->dimm_height * 47 SDRAM DIMM Height *"); |
| 803 | |
| 804 | printf("%-3d-%3d: ", 48, 61); |
| 805 | |
| 806 | for (i = 0; i < 14; i++) |
| 807 | printf("%02x", spd->res_48_61[i]); |
| 808 | |
| 809 | printf(" * 48-61 IDD in SPD and Reserved space *\n"); |
| 810 | |
| 811 | printf("%-3d : %02x %s\n", 62, spd->spd_rev, |
| 812 | " spd->spd_rev, * 62 SPD Data Revision Code *"); |
| 813 | printf("%-3d : %02x %s\n", 63, spd->cksum, |
| 814 | " spd->cksum, * 63 Checksum for bytes 0-62 *"); |
| 815 | printf("%-3d-%3d: ", 64, 71); |
| 816 | |
| 817 | for (i = 0; i < 8; i++) |
| 818 | printf("%02x", spd->mid[i]); |
| 819 | |
| 820 | printf("* 64 Mfr's JEDEC ID code per JEP-108E *\n"); |
| 821 | printf("%-3d : %02x %s\n", 72, spd->mloc, |
| 822 | " spd->mloc, * 72 Manufacturing Location *"); |
| 823 | |
| 824 | printf("%-3d-%3d: >>", 73, 90); |
| 825 | |
| 826 | for (i = 0; i < 18; i++) |
| 827 | printf("%c", spd->mpart[i]); |
| 828 | |
| 829 | printf("<<* 73 Manufacturer's Part Number *\n"); |
| 830 | |
| 831 | printf("%-3d-%3d: %02x %02x %s\n", 91, 92, spd->rev[0], spd->rev[1], |
| 832 | "* 91 Revision Code *"); |
| 833 | printf("%-3d-%3d: %02x %02x %s\n", 93, 94, spd->mdate[0], spd->mdate[1], |
| 834 | "* 93 Manufacturing Date *"); |
| 835 | printf("%-3d-%3d: ", 95, 98); |
| 836 | |
| 837 | for (i = 0; i < 4; i++) |
| 838 | printf("%02x", spd->sernum[i]); |
| 839 | |
| 840 | printf("* 95 Assembly Serial Number *\n"); |
| 841 | |
| 842 | printf("%-3d-%3d: ", 99, 127); |
| 843 | |
| 844 | for (i = 0; i < 27; i++) |
| 845 | printf("%02x", spd->mspec[i]); |
| 846 | |
| 847 | printf("* 99 Manufacturer Specific Data *\n"); |
| 848 | } |
| 849 | #endif |
| 850 | |
| 851 | #ifdef CONFIG_FSL_DDR2 |
| 852 | void ddr2_spd_dump(const ddr2_spd_eeprom_t *spd) |
| 853 | { |
| 854 | unsigned int i; |
| 855 | |
| 856 | printf("%-3d : %02x %s\n", 0, spd->info_size, |
| 857 | " spd->info_size, * 0 # bytes written into serial memory *"); |
| 858 | printf("%-3d : %02x %s\n", 1, spd->chip_size, |
| 859 | " spd->chip_size, * 1 Total # bytes of SPD memory device *"); |
| 860 | printf("%-3d : %02x %s\n", 2, spd->mem_type, |
| 861 | " spd->mem_type, * 2 Fundamental memory type *"); |
| 862 | printf("%-3d : %02x %s\n", 3, spd->nrow_addr, |
| 863 | " spd->nrow_addr, * 3 # of Row Addresses on this assembly *"); |
| 864 | printf("%-3d : %02x %s\n", 4, spd->ncol_addr, |
| 865 | " spd->ncol_addr, * 4 # of Column Addrs on this assembly *"); |
| 866 | printf("%-3d : %02x %s\n", 5, spd->mod_ranks, |
| 867 | " spd->mod_ranks * 5 # of Module Rows on this assembly *"); |
| 868 | printf("%-3d : %02x %s\n", 6, spd->dataw, |
| 869 | " spd->dataw, * 6 Data Width of this assembly *"); |
| 870 | printf("%-3d : %02x %s\n", 7, spd->res_7, |
| 871 | " spd->res_7, * 7 Reserved *"); |
| 872 | printf("%-3d : %02x %s\n", 8, spd->voltage, |
| 873 | " spd->voltage, * 8 Voltage intf std of this assembly *"); |
| 874 | printf("%-3d : %02x %s\n", 9, spd->clk_cycle, |
| 875 | " spd->clk_cycle, * 9 SDRAM Cycle time at CL=X *"); |
| 876 | printf("%-3d : %02x %s\n", 10, spd->clk_access, |
| 877 | " spd->clk_access, * 10 SDRAM Access from Clock at CL=X *"); |
| 878 | printf("%-3d : %02x %s\n", 11, spd->config, |
| 879 | " spd->config, * 11 DIMM Configuration type *"); |
| 880 | printf("%-3d : %02x %s\n", 12, spd->refresh, |
| 881 | " spd->refresh, * 12 Refresh Rate/Type *"); |
| 882 | printf("%-3d : %02x %s\n", 13, spd->primw, |
| 883 | " spd->primw, * 13 Primary SDRAM Width *"); |
| 884 | printf("%-3d : %02x %s\n", 14, spd->ecw, |
| 885 | " spd->ecw, * 14 Error Checking SDRAM width *"); |
| 886 | printf("%-3d : %02x %s\n", 15, spd->res_15, |
| 887 | " spd->res_15, * 15 Reserved *"); |
| 888 | printf("%-3d : %02x %s\n", 16, spd->burstl, |
| 889 | " spd->burstl, * 16 Burst Lengths Supported *"); |
| 890 | printf("%-3d : %02x %s\n", 17, spd->nbanks, |
| 891 | " spd->nbanks, * 17 # of Banks on Each SDRAM Device *"); |
| 892 | printf("%-3d : %02x %s\n", 18, spd->cas_lat, |
| 893 | " spd->cas_lat, * 18 CAS# Latencies Supported *"); |
| 894 | printf("%-3d : %02x %s\n", 19, spd->mech_char, |
| 895 | " spd->mech_char, * 19 Mechanical Characteristics *"); |
| 896 | printf("%-3d : %02x %s\n", 20, spd->dimm_type, |
| 897 | " spd->dimm_type, * 20 DIMM type *"); |
| 898 | printf("%-3d : %02x %s\n", 21, spd->mod_attr, |
| 899 | " spd->mod_attr, * 21 SDRAM Module Attributes *"); |
| 900 | printf("%-3d : %02x %s\n", 22, spd->dev_attr, |
| 901 | " spd->dev_attr, * 22 SDRAM Device Attributes *"); |
| 902 | printf("%-3d : %02x %s\n", 23, spd->clk_cycle2, |
| 903 | " spd->clk_cycle2, * 23 Min SDRAM Cycle time at CL=X-1 *"); |
| 904 | printf("%-3d : %02x %s\n", 24, spd->clk_access2, |
| 905 | " spd->clk_access2, * 24 SDRAM Access from Clock at CL=X-1 *"); |
| 906 | printf("%-3d : %02x %s\n", 25, spd->clk_cycle3, |
| 907 | " spd->clk_cycle3, * 25 Min SDRAM Cycle time at CL=X-2 *"); |
| 908 | printf("%-3d : %02x %s\n", 26, spd->clk_access3, |
| 909 | " spd->clk_access3, * 26 Max Access from Clock at CL=X-2 *"); |
| 910 | printf("%-3d : %02x %s\n", 27, spd->trp, |
| 911 | " spd->trp, * 27 Min Row Precharge Time (tRP)*"); |
| 912 | printf("%-3d : %02x %s\n", 28, spd->trrd, |
| 913 | " spd->trrd, * 28 Min Row Active to Row Active (tRRD) *"); |
| 914 | printf("%-3d : %02x %s\n", 29, spd->trcd, |
| 915 | " spd->trcd, * 29 Min RAS to CAS Delay (tRCD) *"); |
| 916 | printf("%-3d : %02x %s\n", 30, spd->tras, |
| 917 | " spd->tras, * 30 Minimum RAS Pulse Width (tRAS) *"); |
| 918 | printf("%-3d : %02x %s\n", 31, spd->rank_dens, |
| 919 | " spd->rank_dens, * 31 Density of each rank on module *"); |
| 920 | printf("%-3d : %02x %s\n", 32, spd->ca_setup, |
| 921 | " spd->ca_setup, * 32 Cmd + Addr signal input setup time *"); |
| 922 | printf("%-3d : %02x %s\n", 33, spd->ca_hold, |
| 923 | " spd->ca_hold, * 33 Cmd and Addr signal input hold time *"); |
| 924 | printf("%-3d : %02x %s\n", 34, spd->data_setup, |
| 925 | " spd->data_setup, * 34 Data signal input setup time *"); |
| 926 | printf("%-3d : %02x %s\n", 35, spd->data_hold, |
| 927 | " spd->data_hold, * 35 Data signal input hold time *"); |
| 928 | printf("%-3d : %02x %s\n", 36, spd->twr, |
| 929 | " spd->twr, * 36 Write Recovery time tWR *"); |
| 930 | printf("%-3d : %02x %s\n", 37, spd->twtr, |
| 931 | " spd->twtr, * 37 Int write to read delay tWTR *"); |
| 932 | printf("%-3d : %02x %s\n", 38, spd->trtp, |
| 933 | " spd->trtp, * 38 Int read to precharge delay tRTP *"); |
| 934 | printf("%-3d : %02x %s\n", 39, spd->mem_probe, |
| 935 | " spd->mem_probe, * 39 Mem analysis probe characteristics *"); |
| 936 | printf("%-3d : %02x %s\n", 40, spd->trctrfc_ext, |
| 937 | " spd->trctrfc_ext, * 40 Extensions to trc and trfc *"); |
| 938 | printf("%-3d : %02x %s\n", 41, spd->trc, |
| 939 | " spd->trc, * 41 Min Active to Auto refresh time tRC *"); |
| 940 | printf("%-3d : %02x %s\n", 42, spd->trfc, |
| 941 | " spd->trfc, * 42 Min Auto to Active period tRFC *"); |
| 942 | printf("%-3d : %02x %s\n", 43, spd->tckmax, |
| 943 | " spd->tckmax, * 43 Max device cycle time tCKmax *"); |
| 944 | printf("%-3d : %02x %s\n", 44, spd->tdqsq, |
| 945 | " spd->tdqsq, * 44 Max DQS to DQ skew *"); |
| 946 | printf("%-3d : %02x %s\n", 45, spd->tqhs, |
| 947 | " spd->tqhs, * 45 Max Read DataHold skew tQHS *"); |
| 948 | printf("%-3d : %02x %s\n", 46, spd->pll_relock, |
| 949 | " spd->pll_relock, * 46 PLL Relock time *"); |
| 950 | printf("%-3d : %02x %s\n", 47, spd->Tcasemax, |
| 951 | " spd->Tcasemax, * 47 Tcasemax *"); |
| 952 | printf("%-3d : %02x %s\n", 48, spd->psiTAdram, |
| 953 | " spd->psiTAdram, * 48 Thermal Resistance of DRAM Package " |
| 954 | "from Top (Case) to Ambient (Psi T-A DRAM) *"); |
| 955 | printf("%-3d : %02x %s\n", 49, spd->dt0_mode, |
| 956 | " spd->dt0_mode, * 49 DRAM Case Temperature Rise from " |
| 957 | "Ambient due to Activate-Precharge/Mode Bits " |
| 958 | "(DT0/Mode Bits) *)"); |
| 959 | printf("%-3d : %02x %s\n", 50, spd->dt2n_dt2q, |
| 960 | " spd->dt2n_dt2q, * 50 DRAM Case Temperature Rise from " |
| 961 | "Ambient due to Precharge/Quiet Standby " |
| 962 | "(DT2N/DT2Q) *"); |
| 963 | printf("%-3d : %02x %s\n", 51, spd->dt2p, |
| 964 | " spd->dt2p, * 51 DRAM Case Temperature Rise from " |
| 965 | "Ambient due to Precharge Power-Down (DT2P) *"); |
| 966 | printf("%-3d : %02x %s\n", 52, spd->dt3n, |
| 967 | " spd->dt3n, * 52 DRAM Case Temperature Rise from " |
| 968 | "Ambient due to Active Standby (DT3N) *"); |
| 969 | printf("%-3d : %02x %s\n", 53, spd->dt3pfast, |
| 970 | " spd->dt3pfast, * 53 DRAM Case Temperature Rise from " |
| 971 | "Ambient due to Active Power-Down with Fast PDN Exit " |
| 972 | "(DT3Pfast) *"); |
| 973 | printf("%-3d : %02x %s\n", 54, spd->dt3pslow, |
| 974 | " spd->dt3pslow, * 54 DRAM Case Temperature Rise from " |
| 975 | "Ambient due to Active Power-Down with Slow PDN Exit " |
| 976 | "(DT3Pslow) *"); |
| 977 | printf("%-3d : %02x %s\n", 55, spd->dt4r_dt4r4w, |
| 978 | " spd->dt4r_dt4r4w, * 55 DRAM Case Temperature Rise from " |
| 979 | "Ambient due to Page Open Burst Read/DT4R4W Mode Bit " |
| 980 | "(DT4R/DT4R4W Mode Bit) *"); |
| 981 | printf("%-3d : %02x %s\n", 56, spd->dt5b, |
| 982 | " spd->dt5b, * 56 DRAM Case Temperature Rise from " |
| 983 | "Ambient due to Burst Refresh (DT5B) *"); |
| 984 | printf("%-3d : %02x %s\n", 57, spd->dt7, |
| 985 | " spd->dt7, * 57 DRAM Case Temperature Rise from " |
| 986 | "Ambient due to Bank Interleave Reads with " |
| 987 | "Auto-Precharge (DT7) *"); |
| 988 | printf("%-3d : %02x %s\n", 58, spd->psiTApll, |
| 989 | " spd->psiTApll, * 58 Thermal Resistance of PLL Package form" |
| 990 | " Top (Case) to Ambient (Psi T-A PLL) *"); |
| 991 | printf("%-3d : %02x %s\n", 59, spd->psiTAreg, |
| 992 | " spd->psiTAreg, * 59 Thermal Reisitance of Register Package" |
| 993 | " from Top (Case) to Ambient (Psi T-A Register) *"); |
| 994 | printf("%-3d : %02x %s\n", 60, spd->dtpllactive, |
| 995 | " spd->dtpllactive, * 60 PLL Case Temperature Rise from " |
| 996 | "Ambient due to PLL Active (DT PLL Active) *"); |
| 997 | printf("%-3d : %02x %s\n", 61, spd->dtregact, |
| 998 | " spd->dtregact, " |
| 999 | "* 61 Register Case Temperature Rise from Ambient due to " |
| 1000 | "Register Active/Mode Bit (DT Register Active/Mode Bit) *"); |
| 1001 | printf("%-3d : %02x %s\n", 62, spd->spd_rev, |
| 1002 | " spd->spd_rev, * 62 SPD Data Revision Code *"); |
| 1003 | printf("%-3d : %02x %s\n", 63, spd->cksum, |
| 1004 | " spd->cksum, * 63 Checksum for bytes 0-62 *"); |
| 1005 | |
| 1006 | printf("%-3d-%3d: ", 64, 71); |
| 1007 | |
| 1008 | for (i = 0; i < 8; i++) |
| 1009 | printf("%02x", spd->mid[i]); |
| 1010 | |
| 1011 | printf("* 64 Mfr's JEDEC ID code per JEP-108E *\n"); |
| 1012 | |
| 1013 | printf("%-3d : %02x %s\n", 72, spd->mloc, |
| 1014 | " spd->mloc, * 72 Manufacturing Location *"); |
| 1015 | |
| 1016 | printf("%-3d-%3d: >>", 73, 90); |
| 1017 | for (i = 0; i < 18; i++) |
| 1018 | printf("%c", spd->mpart[i]); |
| 1019 | |
| 1020 | |
| 1021 | printf("<<* 73 Manufacturer's Part Number *\n"); |
| 1022 | |
| 1023 | printf("%-3d-%3d: %02x %02x %s\n", 91, 92, spd->rev[0], spd->rev[1], |
| 1024 | "* 91 Revision Code *"); |
| 1025 | printf("%-3d-%3d: %02x %02x %s\n", 93, 94, spd->mdate[0], spd->mdate[1], |
| 1026 | "* 93 Manufacturing Date *"); |
| 1027 | printf("%-3d-%3d: ", 95, 98); |
| 1028 | |
| 1029 | for (i = 0; i < 4; i++) |
| 1030 | printf("%02x", spd->sernum[i]); |
| 1031 | |
| 1032 | printf("* 95 Assembly Serial Number *\n"); |
| 1033 | |
| 1034 | printf("%-3d-%3d: ", 99, 127); |
| 1035 | for (i = 0; i < 27; i++) |
| 1036 | printf("%02x", spd->mspec[i]); |
| 1037 | |
| 1038 | |
| 1039 | printf("* 99 Manufacturer Specific Data *\n"); |
| 1040 | } |
| 1041 | #endif |
| 1042 | |
| 1043 | #ifdef CONFIG_FSL_DDR3 |
| 1044 | void ddr3_spd_dump(const ddr3_spd_eeprom_t *spd) |
| 1045 | { |
| 1046 | unsigned int i; |
| 1047 | |
| 1048 | /* General Section: Bytes 0-59 */ |
| 1049 | |
| 1050 | #define PRINT_NXS(x, y, z...) printf("%-3d : %02x " z "\n", x, y); |
| 1051 | #define PRINT_NNXXS(n0, n1, x0, x1, s) \ |
| 1052 | printf("%-3d-%3d: %02x %02x " s "\n", n0, n1, x0, x1); |
| 1053 | |
| 1054 | PRINT_NXS(0, spd->info_size_crc, |
| 1055 | "info_size_crc bytes written into serial memory, " |
| 1056 | "CRC coverage"); |
| 1057 | PRINT_NXS(1, spd->spd_rev, |
| 1058 | "spd_rev SPD Revision"); |
| 1059 | PRINT_NXS(2, spd->mem_type, |
| 1060 | "mem_type Key Byte / DRAM Device Type"); |
| 1061 | PRINT_NXS(3, spd->module_type, |
| 1062 | "module_type Key Byte / Module Type"); |
| 1063 | PRINT_NXS(4, spd->density_banks, |
| 1064 | "density_banks SDRAM Density and Banks"); |
| 1065 | PRINT_NXS(5, spd->addressing, |
| 1066 | "addressing SDRAM Addressing"); |
| 1067 | PRINT_NXS(6, spd->module_vdd, |
| 1068 | "module_vdd Module Nominal Voltage, VDD"); |
| 1069 | PRINT_NXS(7, spd->organization, |
| 1070 | "organization Module Organization"); |
| 1071 | PRINT_NXS(8, spd->bus_width, |
| 1072 | "bus_width Module Memory Bus Width"); |
| 1073 | PRINT_NXS(9, spd->ftb_div, |
| 1074 | "ftb_div Fine Timebase (FTB) Dividend / Divisor"); |
| 1075 | PRINT_NXS(10, spd->mtb_dividend, |
| 1076 | "mtb_dividend Medium Timebase (MTB) Dividend"); |
| 1077 | PRINT_NXS(11, spd->mtb_divisor, |
| 1078 | "mtb_divisor Medium Timebase (MTB) Divisor"); |
| 1079 | PRINT_NXS(12, spd->tCK_min, |
| 1080 | "tCK_min SDRAM Minimum Cycle Time"); |
| 1081 | PRINT_NXS(13, spd->res_13, |
| 1082 | "res_13 Reserved"); |
| 1083 | PRINT_NXS(14, spd->caslat_lsb, |
| 1084 | "caslat_lsb CAS Latencies Supported, LSB"); |
| 1085 | PRINT_NXS(15, spd->caslat_msb, |
| 1086 | "caslat_msb CAS Latencies Supported, MSB"); |
| 1087 | PRINT_NXS(16, spd->tAA_min, |
| 1088 | "tAA_min Min CAS Latency Time"); |
| 1089 | PRINT_NXS(17, spd->tWR_min, |
| 1090 | "tWR_min Min Write REcovery Time"); |
| 1091 | PRINT_NXS(18, spd->tRCD_min, |
| 1092 | "tRCD_min Min RAS# to CAS# Delay Time"); |
| 1093 | PRINT_NXS(19, spd->tRRD_min, |
| 1094 | "tRRD_min Min Row Active to Row Active Delay Time"); |
| 1095 | PRINT_NXS(20, spd->tRP_min, |
| 1096 | "tRP_min Min Row Precharge Delay Time"); |
| 1097 | PRINT_NXS(21, spd->tRAS_tRC_ext, |
| 1098 | "tRAS_tRC_ext Upper Nibbles for tRAS and tRC"); |
| 1099 | PRINT_NXS(22, spd->tRAS_min_lsb, |
| 1100 | "tRAS_min_lsb Min Active to Precharge Delay Time, LSB"); |
| 1101 | PRINT_NXS(23, spd->tRC_min_lsb, |
| 1102 | "tRC_min_lsb Min Active to Active/Refresh Delay Time, LSB"); |
| 1103 | PRINT_NXS(24, spd->tRFC_min_lsb, |
| 1104 | "tRFC_min_lsb Min Refresh Recovery Delay Time LSB"); |
| 1105 | PRINT_NXS(25, spd->tRFC_min_msb, |
| 1106 | "tRFC_min_msb Min Refresh Recovery Delay Time MSB"); |
| 1107 | PRINT_NXS(26, spd->tWTR_min, |
| 1108 | "tWTR_min Min Internal Write to Read Command Delay Time"); |
| 1109 | PRINT_NXS(27, spd->tRTP_min, |
| 1110 | "tRTP_min " |
| 1111 | "Min Internal Read to Precharge Command Delay Time"); |
| 1112 | PRINT_NXS(28, spd->tFAW_msb, |
| 1113 | "tFAW_msb Upper Nibble for tFAW"); |
| 1114 | PRINT_NXS(29, spd->tFAW_min, |
| 1115 | "tFAW_min Min Four Activate Window Delay Time"); |
| 1116 | PRINT_NXS(30, spd->opt_features, |
| 1117 | "opt_features SDRAM Optional Features"); |
| 1118 | PRINT_NXS(31, spd->therm_ref_opt, |
| 1119 | "therm_ref_opt SDRAM Thermal and Refresh Opts"); |
| 1120 | PRINT_NXS(32, spd->therm_sensor, |
| 1121 | "therm_sensor SDRAM Thermal Sensor"); |
| 1122 | PRINT_NXS(33, spd->device_type, |
| 1123 | "device_type SDRAM Device Type"); |
| 1124 | |
| 1125 | printf("%-3d-%3d: ", 34, 59); /* Reserved, General Section */ |
| 1126 | |
| 1127 | for (i = 34; i <= 59; i++) |
| 1128 | printf("%02x ", spd->res_34_59[i - 34]); |
| 1129 | |
| 1130 | puts("\n"); |
| 1131 | |
| 1132 | switch (spd->module_type) { |
| 1133 | case 0x02: /* UDIMM */ |
| 1134 | case 0x03: /* SO-DIMM */ |
| 1135 | case 0x04: /* Micro-DIMM */ |
| 1136 | case 0x06: /* Mini-UDIMM */ |
| 1137 | PRINT_NXS(60, spd->mod_section.unbuffered.mod_height, |
| 1138 | "mod_height (Unbuffered) Module Nominal Height"); |
| 1139 | PRINT_NXS(61, spd->mod_section.unbuffered.mod_thickness, |
| 1140 | "mod_thickness (Unbuffered) Module Maximum Thickness"); |
| 1141 | PRINT_NXS(62, spd->mod_section.unbuffered.ref_raw_card, |
| 1142 | "ref_raw_card (Unbuffered) Reference Raw Card Used"); |
| 1143 | PRINT_NXS(63, spd->mod_section.unbuffered.addr_mapping, |
| 1144 | "addr_mapping (Unbuffered) Address mapping from " |
| 1145 | "Edge Connector to DRAM"); |
| 1146 | break; |
| 1147 | case 0x01: /* RDIMM */ |
| 1148 | case 0x05: /* Mini-RDIMM */ |
| 1149 | PRINT_NXS(60, spd->mod_section.registered.mod_height, |
| 1150 | "mod_height (Registered) Module Nominal Height"); |
| 1151 | PRINT_NXS(61, spd->mod_section.registered.mod_thickness, |
| 1152 | "mod_thickness (Registered) Module Maximum Thickness"); |
| 1153 | PRINT_NXS(62, spd->mod_section.registered.ref_raw_card, |
| 1154 | "ref_raw_card (Registered) Reference Raw Card Used"); |
| 1155 | PRINT_NXS(63, spd->mod_section.registered.modu_attr, |
| 1156 | "modu_attr (Registered) DIMM Module Attributes"); |
| 1157 | PRINT_NXS(64, spd->mod_section.registered.thermal, |
| 1158 | "thermal (Registered) Thermal Heat " |
| 1159 | "Spreader Solution"); |
| 1160 | PRINT_NXS(65, spd->mod_section.registered.reg_id_lo, |
| 1161 | "reg_id_lo (Registered) Register Manufacturer ID " |
| 1162 | "Code, LSB"); |
| 1163 | PRINT_NXS(66, spd->mod_section.registered.reg_id_hi, |
| 1164 | "reg_id_hi (Registered) Register Manufacturer ID " |
| 1165 | "Code, MSB"); |
| 1166 | PRINT_NXS(67, spd->mod_section.registered.reg_rev, |
| 1167 | "reg_rev (Registered) Register " |
| 1168 | "Revision Number"); |
| 1169 | PRINT_NXS(68, spd->mod_section.registered.reg_type, |
| 1170 | "reg_type (Registered) Register Type"); |
| 1171 | for (i = 69; i <= 76; i++) { |
| 1172 | printf("%-3d : %02x rcw[%d]\n", i, |
| 1173 | spd->mod_section.registered.rcw[i-69], i-69); |
| 1174 | } |
| 1175 | break; |
| 1176 | default: |
| 1177 | /* Module-specific Section, Unsupported Module Type */ |
| 1178 | printf("%-3d-%3d: ", 60, 116); |
| 1179 | |
| 1180 | for (i = 60; i <= 116; i++) |
| 1181 | printf("%02x", spd->mod_section.uc[i - 60]); |
| 1182 | |
| 1183 | break; |
| 1184 | } |
| 1185 | |
| 1186 | /* Unique Module ID: Bytes 117-125 */ |
| 1187 | PRINT_NXS(117, spd->mmid_lsb, "Module MfgID Code LSB - JEP-106"); |
| 1188 | PRINT_NXS(118, spd->mmid_msb, "Module MfgID Code MSB - JEP-106"); |
| 1189 | PRINT_NXS(119, spd->mloc, "Mfg Location"); |
| 1190 | PRINT_NNXXS(120, 121, spd->mdate[0], spd->mdate[1], "Mfg Date"); |
| 1191 | |
| 1192 | printf("%-3d-%3d: ", 122, 125); |
| 1193 | |
| 1194 | for (i = 122; i <= 125; i++) |
| 1195 | printf("%02x ", spd->sernum[i - 122]); |
| 1196 | printf(" Module Serial Number\n"); |
| 1197 | |
| 1198 | /* CRC: Bytes 126-127 */ |
| 1199 | PRINT_NNXXS(126, 127, spd->crc[0], spd->crc[1], " SPD CRC"); |
| 1200 | |
| 1201 | /* Other Manufacturer Fields and User Space: Bytes 128-255 */ |
| 1202 | printf("%-3d-%3d: ", 128, 145); |
| 1203 | for (i = 128; i <= 145; i++) |
| 1204 | printf("%02x ", spd->mpart[i - 128]); |
| 1205 | printf(" Mfg's Module Part Number\n"); |
| 1206 | |
| 1207 | PRINT_NNXXS(146, 147, spd->mrev[0], spd->mrev[1], |
| 1208 | "Module Revision code"); |
| 1209 | |
| 1210 | PRINT_NXS(148, spd->dmid_lsb, "DRAM MfgID Code LSB - JEP-106"); |
| 1211 | PRINT_NXS(149, spd->dmid_msb, "DRAM MfgID Code MSB - JEP-106"); |
| 1212 | |
| 1213 | printf("%-3d-%3d: ", 150, 175); |
| 1214 | for (i = 150; i <= 175; i++) |
| 1215 | printf("%02x ", spd->msd[i - 150]); |
| 1216 | printf(" Mfg's Specific Data\n"); |
| 1217 | |
| 1218 | printf("%-3d-%3d: ", 176, 255); |
| 1219 | for (i = 176; i <= 255; i++) |
| 1220 | printf("%02x", spd->cust[i - 176]); |
| 1221 | printf(" Mfg's Specific Data\n"); |
| 1222 | |
| 1223 | } |
| 1224 | #endif |
| 1225 | |
| 1226 | static inline void generic_spd_dump(const generic_spd_eeprom_t *spd) |
| 1227 | { |
| 1228 | #if defined(CONFIG_FSL_DDR1) |
| 1229 | ddr1_spd_dump(spd); |
| 1230 | #elif defined(CONFIG_FSL_DDR2) |
| 1231 | ddr2_spd_dump(spd); |
| 1232 | #elif defined(CONFIG_FSL_DDR3) |
| 1233 | ddr3_spd_dump(spd); |
| 1234 | #endif |
| 1235 | } |
| 1236 | |
| 1237 | static void fsl_ddr_printinfo(const fsl_ddr_info_t *pinfo, |
| 1238 | unsigned int ctrl_mask, |
| 1239 | unsigned int dimm_mask, |
| 1240 | unsigned int do_mask) |
| 1241 | { |
| 1242 | unsigned int i, j, retval; |
| 1243 | |
| 1244 | /* STEP 1: DIMM SPD data */ |
| 1245 | if (do_mask & STEP_GET_SPD) { |
| 1246 | for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { |
| 1247 | if (!(ctrl_mask & (1 << i))) |
| 1248 | continue; |
| 1249 | |
| 1250 | for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { |
| 1251 | if (!(dimm_mask & (1 << j))) |
| 1252 | continue; |
| 1253 | |
| 1254 | printf("SPD info: Controller=%u " |
| 1255 | "DIMM=%u\n", i, j); |
| 1256 | generic_spd_dump( |
| 1257 | &(pinfo->spd_installed_dimms[i][j])); |
| 1258 | printf("\n"); |
| 1259 | } |
| 1260 | printf("\n"); |
| 1261 | } |
| 1262 | printf("\n"); |
| 1263 | } |
| 1264 | |
| 1265 | /* STEP 2: DIMM Parameters */ |
| 1266 | if (do_mask & STEP_COMPUTE_DIMM_PARMS) { |
| 1267 | for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { |
| 1268 | if (!(ctrl_mask & (1 << i))) |
| 1269 | continue; |
| 1270 | for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { |
| 1271 | if (!(dimm_mask & (1 << j))) |
| 1272 | continue; |
| 1273 | printf("DIMM parameters: Controller=%u " |
| 1274 | "DIMM=%u\n", i, j); |
| 1275 | print_dimm_parameters( |
| 1276 | &(pinfo->dimm_params[i][j])); |
| 1277 | printf("\n"); |
| 1278 | } |
| 1279 | printf("\n"); |
| 1280 | } |
| 1281 | printf("\n"); |
| 1282 | } |
| 1283 | |
| 1284 | /* STEP 3: Common Parameters */ |
| 1285 | if (do_mask & STEP_COMPUTE_COMMON_PARMS) { |
| 1286 | for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { |
| 1287 | if (!(ctrl_mask & (1 << i))) |
| 1288 | continue; |
| 1289 | printf("\"lowest common\" DIMM parameters: " |
| 1290 | "Controller=%u\n", i); |
| 1291 | print_lowest_common_dimm_parameters( |
| 1292 | &pinfo->common_timing_params[i]); |
| 1293 | printf("\n"); |
| 1294 | } |
| 1295 | printf("\n"); |
| 1296 | } |
| 1297 | |
| 1298 | /* STEP 4: User Configuration Options */ |
| 1299 | if (do_mask & STEP_GATHER_OPTS) { |
| 1300 | for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { |
| 1301 | if (!(ctrl_mask & (1 << i))) |
| 1302 | continue; |
| 1303 | printf("User Config Options: Controller=%u\n", i); |
| 1304 | print_memctl_options(&pinfo->memctl_opts[i]); |
| 1305 | printf("\n"); |
| 1306 | } |
| 1307 | printf("\n"); |
| 1308 | } |
| 1309 | |
| 1310 | /* STEP 5: Address assignment */ |
| 1311 | if (do_mask & STEP_ASSIGN_ADDRESSES) { |
| 1312 | for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { |
| 1313 | if (!(ctrl_mask & (1 << i))) |
| 1314 | continue; |
| 1315 | for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { |
| 1316 | printf("Address Assignment: Controller=%u " |
| 1317 | "DIMM=%u\n", i, j); |
| 1318 | printf("Don't have this functionality yet\n"); |
| 1319 | } |
| 1320 | printf("\n"); |
| 1321 | } |
| 1322 | printf("\n"); |
| 1323 | } |
| 1324 | |
| 1325 | /* STEP 6: computed controller register values */ |
| 1326 | if (do_mask & STEP_COMPUTE_REGS) { |
| 1327 | for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { |
| 1328 | if (!(ctrl_mask & (1 << i))) |
| 1329 | continue; |
| 1330 | printf("Computed Register Values: Controller=%u\n", i); |
| 1331 | print_fsl_memctl_config_regs( |
| 1332 | &pinfo->fsl_ddr_config_reg[i]); |
| 1333 | retval = check_fsl_memctl_config_regs( |
| 1334 | &pinfo->fsl_ddr_config_reg[i]); |
| 1335 | if (retval) { |
| 1336 | printf("check_fsl_memctl_config_regs " |
| 1337 | "result = %u\n", retval); |
| 1338 | } |
| 1339 | printf("\n"); |
| 1340 | } |
| 1341 | printf("\n"); |
| 1342 | } |
| 1343 | } |
| 1344 | |
| 1345 | struct data_strings { |
| 1346 | const char *data_name; |
| 1347 | unsigned int step_mask; |
| 1348 | unsigned int dimm_number_required; |
| 1349 | }; |
| 1350 | |
| 1351 | #define DATA_OPTIONS(name, step, dimm) {#name, step, dimm} |
| 1352 | |
| 1353 | unsigned long long fsl_ddr_interactive(fsl_ddr_info_t *pinfo) |
| 1354 | { |
| 1355 | unsigned long long ddrsize; |
| 1356 | const char *prompt = "FSL DDR>"; |
| 1357 | unsigned int len; |
| 1358 | char buffer[CONFIG_SYS_CBSIZE]; |
| 1359 | char *argv[CONFIG_SYS_MAXARGS + 1]; /* NULL terminated */ |
| 1360 | int argc; |
| 1361 | unsigned int next_step = STEP_GET_SPD; |
| 1362 | static const struct data_strings options[] = { |
| 1363 | DATA_OPTIONS(spd, STEP_GET_SPD, 1), |
| 1364 | DATA_OPTIONS(dimmparms, STEP_COMPUTE_DIMM_PARMS, 1), |
| 1365 | DATA_OPTIONS(commonparms, STEP_COMPUTE_COMMON_PARMS, 0), |
| 1366 | DATA_OPTIONS(opts, STEP_GATHER_OPTS, 0), |
| 1367 | DATA_OPTIONS(addresses, STEP_ASSIGN_ADDRESSES, 0), |
| 1368 | DATA_OPTIONS(regs, STEP_COMPUTE_REGS, 0), |
| 1369 | }; |
| 1370 | static const unsigned int n_opts = ARRAY_SIZE(options); |
| 1371 | const char *usage = { |
| 1372 | "commands:\n" |
| 1373 | "print print SPD and intermediate computed data\n" |
| 1374 | "reset reboot machine\n" |
| 1375 | "recompute reload SPD and options to default and recompute regs\n" |
| 1376 | "edit modify spd, parameter, or option\n" |
| 1377 | "compute recompute registers from current next_step to end\n" |
| 1378 | "next_step shows current next_step\n" |
| 1379 | "help this message\n" |
| 1380 | "go program the memory controller and continue with u-boot\n" |
| 1381 | }; |
| 1382 | |
| 1383 | /* |
| 1384 | * The strategy for next_step is that it points to the next |
| 1385 | * step in the computation process that needs to be done. |
| 1386 | */ |
| 1387 | while (1) { |
| 1388 | /* |
| 1389 | * No need to worry for buffer overflow here in |
| 1390 | * this function; readline() maxes out at CFG_CBSIZE |
| 1391 | */ |
| 1392 | len = readline_into_buffer(prompt, buffer); |
| 1393 | argc = parse_line(buffer, argv); |
| 1394 | if (argc == 0) |
| 1395 | continue; |
| 1396 | |
| 1397 | |
| 1398 | if (strcmp(argv[0], "help") == 0) { |
| 1399 | puts(usage); |
| 1400 | continue; |
| 1401 | } |
| 1402 | |
| 1403 | if (strcmp(argv[0], "next_step") == 0) { |
| 1404 | printf("next_step = 0x%02X (%s)\n", |
| 1405 | next_step, |
| 1406 | step_to_string(next_step)); |
| 1407 | continue; |
| 1408 | } |
| 1409 | |
| 1410 | if (strcmp(argv[0], "edit") == 0) { |
| 1411 | unsigned int i, j; |
| 1412 | unsigned int error = 0; |
| 1413 | unsigned int step_mask = 0; |
| 1414 | unsigned int ctlr_mask = 0; |
| 1415 | unsigned int dimm_mask = 0; |
| 1416 | char *p_element = NULL; |
| 1417 | char *p_value = NULL; |
| 1418 | unsigned int dimm_number_required = 0; |
| 1419 | unsigned int ctrl_num; |
| 1420 | unsigned int dimm_num; |
| 1421 | unsigned int matched = 0; |
| 1422 | |
| 1423 | if (argc == 1) { |
| 1424 | /* Only the element and value must be last */ |
| 1425 | printf("edit <c#> <d#> " |
| 1426 | "<spd|dimmparms|commonparms|opts|" |
| 1427 | "addresses|regs> <element> <value>\n"); |
| 1428 | printf("for spd, specify byte number for " |
| 1429 | "element\n"); |
| 1430 | continue; |
| 1431 | } |
| 1432 | |
| 1433 | for (i = 1; i < argc - 2; i++) { |
| 1434 | for (j = 0; j < n_opts; j++) { |
| 1435 | if (strcmp(options[j].data_name, |
| 1436 | argv[i]) != 0) |
| 1437 | continue; |
| 1438 | step_mask |= options[j].step_mask; |
| 1439 | dimm_number_required = |
| 1440 | options[j].dimm_number_required; |
| 1441 | matched = 1; |
| 1442 | break; |
| 1443 | } |
| 1444 | |
| 1445 | if (matched) |
| 1446 | continue; |
| 1447 | |
| 1448 | if (argv[i][0] == 'c') { |
| 1449 | char c = argv[i][1]; |
| 1450 | if (isdigit(c)) |
| 1451 | ctlr_mask |= 1 << (c - '0'); |
| 1452 | continue; |
| 1453 | } |
| 1454 | |
| 1455 | if (argv[i][0] == 'd') { |
| 1456 | char c = argv[i][1]; |
| 1457 | if (isdigit(c)) |
| 1458 | dimm_mask |= 1 << (c - '0'); |
| 1459 | continue; |
| 1460 | } |
| 1461 | |
| 1462 | printf("unknown arg %s\n", argv[i]); |
| 1463 | step_mask = 0; |
| 1464 | error = 1; |
| 1465 | break; |
| 1466 | } |
| 1467 | |
| 1468 | |
| 1469 | if (error) |
| 1470 | continue; |
| 1471 | |
| 1472 | |
| 1473 | /* Check arguments */ |
| 1474 | |
| 1475 | /* ERROR: If no steps were found */ |
| 1476 | if (step_mask == 0) { |
| 1477 | printf("Error: No valid steps were specified " |
| 1478 | "in argument.\n"); |
| 1479 | continue; |
| 1480 | } |
| 1481 | |
| 1482 | /* ERROR: If multiple steps were found */ |
| 1483 | if (step_mask & (step_mask - 1)) { |
| 1484 | printf("Error: Multiple steps specified in " |
| 1485 | "argument.\n"); |
| 1486 | continue; |
| 1487 | } |
| 1488 | |
| 1489 | /* ERROR: Controller not specified */ |
| 1490 | if (ctlr_mask == 0) { |
| 1491 | printf("Error: controller number not " |
| 1492 | "specified or no element and " |
| 1493 | "value specified\n"); |
| 1494 | continue; |
| 1495 | } |
| 1496 | |
| 1497 | if (ctlr_mask & (ctlr_mask - 1)) { |
| 1498 | printf("Error: multiple controllers " |
| 1499 | "specified, %X\n", ctlr_mask); |
| 1500 | continue; |
| 1501 | } |
| 1502 | |
| 1503 | /* ERROR: DIMM number not specified */ |
| 1504 | if (dimm_number_required && dimm_mask == 0) { |
| 1505 | printf("Error: DIMM number number not " |
| 1506 | "specified or no element and " |
| 1507 | "value specified\n"); |
| 1508 | continue; |
| 1509 | } |
| 1510 | |
| 1511 | if (dimm_mask & (dimm_mask - 1)) { |
| 1512 | printf("Error: multipled DIMMs specified\n"); |
| 1513 | continue; |
| 1514 | } |
| 1515 | |
| 1516 | p_element = argv[argc - 2]; |
| 1517 | p_value = argv[argc - 1]; |
| 1518 | |
| 1519 | ctrl_num = __ilog2(ctlr_mask); |
| 1520 | dimm_num = __ilog2(dimm_mask); |
| 1521 | |
| 1522 | switch (step_mask) { |
| 1523 | case STEP_GET_SPD: |
| 1524 | { |
| 1525 | unsigned int element_num; |
| 1526 | unsigned int value; |
| 1527 | |
| 1528 | element_num = simple_strtoul(p_element, |
| 1529 | NULL, 0); |
| 1530 | value = simple_strtoul(p_value, |
| 1531 | NULL, 0); |
| 1532 | fsl_ddr_spd_edit(pinfo, |
| 1533 | ctrl_num, |
| 1534 | dimm_num, |
| 1535 | element_num, |
| 1536 | value); |
| 1537 | next_step = STEP_COMPUTE_DIMM_PARMS; |
| 1538 | } |
| 1539 | break; |
| 1540 | |
| 1541 | case STEP_COMPUTE_DIMM_PARMS: |
| 1542 | fsl_ddr_dimm_parameters_edit( |
| 1543 | pinfo, ctrl_num, dimm_num, |
| 1544 | p_element, p_value); |
| 1545 | next_step = STEP_COMPUTE_COMMON_PARMS; |
| 1546 | break; |
| 1547 | |
| 1548 | case STEP_COMPUTE_COMMON_PARMS: |
| 1549 | lowest_common_dimm_parameters_edit(pinfo, |
| 1550 | ctrl_num, p_element, p_value); |
| 1551 | next_step = STEP_GATHER_OPTS; |
| 1552 | break; |
| 1553 | |
| 1554 | case STEP_GATHER_OPTS: |
| 1555 | fsl_ddr_options_edit(pinfo, ctrl_num, |
| 1556 | p_element, p_value); |
| 1557 | next_step = STEP_ASSIGN_ADDRESSES; |
| 1558 | break; |
| 1559 | |
| 1560 | case STEP_ASSIGN_ADDRESSES: |
| 1561 | printf("editing of address assignment " |
| 1562 | "not yet implemented\n"); |
| 1563 | break; |
| 1564 | |
| 1565 | case STEP_COMPUTE_REGS: |
| 1566 | { |
| 1567 | fsl_ddr_regs_edit(pinfo, |
| 1568 | ctrl_num, |
| 1569 | p_element, |
| 1570 | p_value); |
| 1571 | next_step = STEP_PROGRAM_REGS; |
| 1572 | } |
| 1573 | break; |
| 1574 | |
| 1575 | default: |
| 1576 | printf("programming error\n"); |
| 1577 | while (1) |
| 1578 | ; |
| 1579 | break; |
| 1580 | } |
| 1581 | continue; |
| 1582 | } |
| 1583 | |
| 1584 | if (strcmp(argv[0], "reset") == 0) { |
| 1585 | /* |
| 1586 | * Reboot machine. |
| 1587 | * Args don't seem to matter because this |
| 1588 | * doesn't return |
| 1589 | */ |
| 1590 | do_reset(NULL, 0, 0, NULL); |
| 1591 | } |
| 1592 | |
| 1593 | if (strcmp(argv[0], "recompute") == 0) { |
| 1594 | /* |
| 1595 | * Recalculate everything, starting with |
| 1596 | * loading SPD EEPROM from DIMMs |
| 1597 | */ |
| 1598 | next_step = STEP_GET_SPD; |
| 1599 | ddrsize = fsl_ddr_compute(pinfo, next_step, 0); |
| 1600 | continue; |
| 1601 | } |
| 1602 | |
| 1603 | if (strcmp(argv[0], "compute") == 0) { |
| 1604 | /* |
| 1605 | * Compute rest of steps starting at |
| 1606 | * the current next_step/ |
| 1607 | */ |
| 1608 | ddrsize = fsl_ddr_compute(pinfo, next_step, 0); |
| 1609 | continue; |
| 1610 | } |
| 1611 | |
| 1612 | if (strcmp(argv[0], "print") == 0) { |
| 1613 | unsigned int i, j; |
| 1614 | unsigned int error = 0; |
| 1615 | unsigned int step_mask = 0; |
| 1616 | unsigned int ctlr_mask = 0; |
| 1617 | unsigned int dimm_mask = 0; |
| 1618 | unsigned int matched = 0; |
| 1619 | |
| 1620 | if (argc == 1) { |
| 1621 | printf("print [c<n>] [d<n>] [spd] [dimmparms] " |
| 1622 | "[commonparms] [opts] [addresses] [regs]\n"); |
| 1623 | continue; |
| 1624 | } |
| 1625 | |
| 1626 | for (i = 1; i < argc; i++) { |
| 1627 | for (j = 0; j < n_opts; j++) { |
| 1628 | if (strcmp(options[j].data_name, |
| 1629 | argv[i]) != 0) |
| 1630 | continue; |
| 1631 | step_mask |= options[j].step_mask; |
| 1632 | matched = 1; |
| 1633 | break; |
| 1634 | } |
| 1635 | |
| 1636 | if (matched) |
| 1637 | continue; |
| 1638 | |
| 1639 | if (argv[i][0] == 'c') { |
| 1640 | char c = argv[i][1]; |
| 1641 | if (isdigit(c)) |
| 1642 | ctlr_mask |= 1 << (c - '0'); |
| 1643 | continue; |
| 1644 | } |
| 1645 | |
| 1646 | if (argv[i][0] == 'd') { |
| 1647 | char c = argv[i][1]; |
| 1648 | if (isdigit(c)) |
| 1649 | dimm_mask |= 1 << (c - '0'); |
| 1650 | continue; |
| 1651 | } |
| 1652 | |
| 1653 | printf("unknown arg %s\n", argv[i]); |
| 1654 | step_mask = 0; |
| 1655 | error = 1; |
| 1656 | break; |
| 1657 | } |
| 1658 | |
| 1659 | if (error) |
| 1660 | continue; |
| 1661 | |
| 1662 | /* If no particular controller was found, print all */ |
| 1663 | if (ctlr_mask == 0) |
| 1664 | ctlr_mask = 0xFF; |
| 1665 | |
| 1666 | /* If no particular dimm was found, print all dimms. */ |
| 1667 | if (dimm_mask == 0) |
| 1668 | dimm_mask = 0xFF; |
| 1669 | |
| 1670 | /* If no steps were found, print all steps. */ |
| 1671 | if (step_mask == 0) |
| 1672 | step_mask = STEP_ALL; |
| 1673 | |
| 1674 | fsl_ddr_printinfo(pinfo, ctlr_mask, |
| 1675 | dimm_mask, step_mask); |
| 1676 | continue; |
| 1677 | } |
| 1678 | |
| 1679 | if (strcmp(argv[0], "go") == 0) { |
| 1680 | if (next_step) |
| 1681 | ddrsize = fsl_ddr_compute(pinfo, next_step, 0); |
| 1682 | break; |
| 1683 | } |
| 1684 | |
| 1685 | printf("unknown command %s\n", argv[0]); |
| 1686 | } |
| 1687 | |
| 1688 | debug("end of memory = %llu\n", (u64)ddrsize); |
| 1689 | |
| 1690 | return ddrsize; |
| 1691 | } |