Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | |
| 3 | #include <commonlib/helpers.h> |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 4 | #include <types.h> |
| 5 | |
| 6 | #include "raminit_native.h" |
| 7 | #include "raminit_common.h" |
| 8 | #include "raminit_tables.h" |
| 9 | #include "sandybridge.h" |
| 10 | |
| 11 | /* FIXME: no support for 3-channel chipsets */ |
| 12 | |
| 13 | /* Number of programmed IOSAV subsequences. */ |
| 14 | static unsigned int ssq_count = 0; |
| 15 | |
Angel Pons | 8f0757e | 2020-11-11 23:03:36 +0100 | [diff] [blame] | 16 | void iosav_write_sequence(const int ch, const struct iosav_ssq *seq, const unsigned int length) |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 17 | { |
Angel Pons | 8f0757e | 2020-11-11 23:03:36 +0100 | [diff] [blame] | 18 | for (unsigned int i = 0; i < length; i++) { |
Angel Pons | 66780a0 | 2021-03-26 13:33:22 +0100 | [diff] [blame] | 19 | mchbar_write32(IOSAV_n_SP_CMD_CTRL_ch(ch, i), seq[i].sp_cmd_ctrl.raw); |
| 20 | mchbar_write32(IOSAV_n_SUBSEQ_CTRL_ch(ch, i), seq[i].subseq_ctrl.raw); |
| 21 | mchbar_write32(IOSAV_n_SP_CMD_ADDR_ch(ch, i), seq[i].sp_cmd_addr.raw); |
| 22 | mchbar_write32(IOSAV_n_ADDR_UPDATE_ch(ch, i), seq[i].addr_update.raw); |
Angel Pons | 8f0757e | 2020-11-11 23:03:36 +0100 | [diff] [blame] | 23 | } |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 24 | |
Angel Pons | 8f0757e | 2020-11-11 23:03:36 +0100 | [diff] [blame] | 25 | ssq_count = length; |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 26 | } |
| 27 | |
| 28 | void iosav_run_queue(const int ch, const u8 loops, const u8 as_timer) |
| 29 | { |
Angel Pons | 8f0757e | 2020-11-11 23:03:36 +0100 | [diff] [blame] | 30 | /* Should never happen */ |
| 31 | if (ssq_count == 0) |
| 32 | return; |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 33 | |
Angel Pons | 66780a0 | 2021-03-26 13:33:22 +0100 | [diff] [blame] | 34 | mchbar_write32(IOSAV_SEQ_CTL_ch(ch), loops | (ssq_count - 1) << 18 | as_timer << 22); |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 35 | } |
| 36 | |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 37 | void wait_for_iosav(int channel) |
| 38 | { |
| 39 | while (1) { |
Angel Pons | 66780a0 | 2021-03-26 13:33:22 +0100 | [diff] [blame] | 40 | if (mchbar_read32(IOSAV_STATUS_ch(channel)) & 0x50) |
Angel Pons | 1c505f8 | 2020-11-11 20:55:35 +0100 | [diff] [blame] | 41 | return; |
| 42 | } |
| 43 | } |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 44 | |
Angel Pons | a853e7a | 2020-12-07 12:28:38 +0100 | [diff] [blame] | 45 | void iosav_run_once_and_wait(const int ch) |
| 46 | { |
Angel Pons | 9f4ed3b | 2020-12-07 12:34:36 +0100 | [diff] [blame] | 47 | iosav_run_queue(ch, 1, 0); |
Angel Pons | a853e7a | 2020-12-07 12:28:38 +0100 | [diff] [blame] | 48 | wait_for_iosav(ch); |
| 49 | } |
| 50 | |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 51 | void iosav_write_zqcs_sequence(int channel, int slotrank, u32 gap, u32 post, u32 wrap) |
| 52 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 53 | const struct iosav_ssq sequence[] = { |
| 54 | /* DRAM command ZQCS */ |
| 55 | [0] = { |
| 56 | .sp_cmd_ctrl = { |
| 57 | .command = IOSAV_ZQCS, |
| 58 | }, |
| 59 | .subseq_ctrl = { |
| 60 | .cmd_executions = 1, |
| 61 | .cmd_delay_gap = gap, |
| 62 | .post_ssq_wait = post, |
| 63 | .data_direction = SSQ_NA, |
| 64 | }, |
| 65 | .sp_cmd_addr = { |
| 66 | .address = 0, |
| 67 | .rowbits = 6, |
| 68 | .bank = 0, |
| 69 | .rank = slotrank, |
| 70 | }, |
| 71 | .addr_update = { |
| 72 | .addr_wrap = wrap, |
| 73 | }, |
| 74 | }, |
| 75 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 76 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 77 | } |
| 78 | |
| 79 | void iosav_write_prea_sequence(int channel, int slotrank, u32 post, u32 wrap) |
| 80 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 81 | const struct iosav_ssq sequence[] = { |
| 82 | /* DRAM command PREA */ |
| 83 | [0] = { |
| 84 | .sp_cmd_ctrl = { |
| 85 | .command = IOSAV_PRE, |
| 86 | .ranksel_ap = 1, |
| 87 | }, |
| 88 | .subseq_ctrl = { |
| 89 | .cmd_executions = 1, |
| 90 | .cmd_delay_gap = 3, |
| 91 | .post_ssq_wait = post, |
| 92 | .data_direction = SSQ_NA, |
| 93 | }, |
| 94 | .sp_cmd_addr = { |
Angel Pons | 5db1b15 | 2020-12-13 16:37:53 +0100 | [diff] [blame] | 95 | .address = 1 << 10, |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 96 | .rowbits = 6, |
| 97 | .bank = 0, |
| 98 | .rank = slotrank, |
| 99 | }, |
| 100 | .addr_update = { |
| 101 | .addr_wrap = wrap, |
| 102 | }, |
| 103 | }, |
| 104 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 105 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 106 | } |
| 107 | |
| 108 | void iosav_write_read_mpr_sequence( |
| 109 | int channel, int slotrank, u32 tMOD, u32 loops, u32 gap, u32 loops2, u32 post2) |
| 110 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 111 | const struct iosav_ssq sequence[] = { |
| 112 | /* |
| 113 | * DRAM command MRS |
| 114 | * |
| 115 | * Write MR3 MPR enable. In this mode only RD and RDA |
| 116 | * are allowed, and all reads return a predefined pattern. |
| 117 | */ |
| 118 | [0] = { |
| 119 | .sp_cmd_ctrl = { |
| 120 | .command = IOSAV_MRS, |
| 121 | .ranksel_ap = 1, |
| 122 | }, |
| 123 | .subseq_ctrl = { |
| 124 | .cmd_executions = 1, |
| 125 | .cmd_delay_gap = 3, |
| 126 | .post_ssq_wait = tMOD, |
| 127 | .data_direction = SSQ_NA, |
| 128 | }, |
| 129 | .sp_cmd_addr = { |
| 130 | .address = 4, |
| 131 | .rowbits = 6, |
| 132 | .bank = 3, |
| 133 | .rank = slotrank, |
| 134 | }, |
| 135 | }, |
| 136 | /* DRAM command RD */ |
| 137 | [1] = { |
| 138 | .sp_cmd_ctrl = { |
| 139 | .command = IOSAV_RD, |
| 140 | .ranksel_ap = 1, |
| 141 | }, |
| 142 | .subseq_ctrl = { |
| 143 | .cmd_executions = loops, |
| 144 | .cmd_delay_gap = gap, |
| 145 | .post_ssq_wait = 4, |
| 146 | .data_direction = SSQ_RD, |
| 147 | }, |
| 148 | .sp_cmd_addr = { |
| 149 | .address = 0, |
| 150 | .rowbits = 0, |
| 151 | .bank = 0, |
| 152 | .rank = slotrank, |
| 153 | }, |
| 154 | }, |
| 155 | /* DRAM command RD */ |
| 156 | [2] = { |
| 157 | .sp_cmd_ctrl = { |
| 158 | .command = IOSAV_RD, |
| 159 | .ranksel_ap = 1, |
| 160 | }, |
| 161 | .subseq_ctrl = { |
| 162 | .cmd_executions = loops2, |
| 163 | .cmd_delay_gap = 4, |
| 164 | .post_ssq_wait = post2, |
| 165 | .data_direction = SSQ_NA, |
| 166 | }, |
| 167 | .sp_cmd_addr = { |
| 168 | .address = 0, |
| 169 | .rowbits = 6, |
| 170 | .bank = 0, |
| 171 | .rank = slotrank, |
| 172 | }, |
| 173 | }, |
| 174 | /* |
| 175 | * DRAM command MRS |
| 176 | * |
| 177 | * Write MR3 MPR disable. |
| 178 | */ |
| 179 | [3] = { |
| 180 | .sp_cmd_ctrl = { |
| 181 | .command = IOSAV_MRS, |
| 182 | .ranksel_ap = 1, |
| 183 | }, |
| 184 | .subseq_ctrl = { |
| 185 | .cmd_executions = 1, |
| 186 | .cmd_delay_gap = 3, |
| 187 | .post_ssq_wait = tMOD, |
| 188 | .data_direction = SSQ_NA, |
| 189 | }, |
| 190 | .sp_cmd_addr = { |
| 191 | .address = 0, |
| 192 | .rowbits = 6, |
| 193 | .bank = 3, |
| 194 | .rank = slotrank, |
| 195 | }, |
| 196 | }, |
| 197 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 198 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 199 | } |
| 200 | |
Angel Pons | 801a5cb | 2020-11-15 15:48:29 +0100 | [diff] [blame] | 201 | void iosav_write_prea_act_read_sequence(ramctr_timing *ctrl, int channel, int slotrank) |
| 202 | { |
| 203 | const struct iosav_ssq sequence[] = { |
| 204 | /* DRAM command PREA */ |
| 205 | [0] = { |
| 206 | .sp_cmd_ctrl = { |
| 207 | .command = IOSAV_PRE, |
| 208 | .ranksel_ap = 1, |
| 209 | }, |
| 210 | .subseq_ctrl = { |
| 211 | .cmd_executions = 1, |
| 212 | .cmd_delay_gap = 3, |
| 213 | .post_ssq_wait = ctrl->tRP, |
| 214 | .data_direction = SSQ_NA, |
| 215 | }, |
| 216 | .sp_cmd_addr = { |
Angel Pons | 5db1b15 | 2020-12-13 16:37:53 +0100 | [diff] [blame] | 217 | .address = 1 << 10, |
Angel Pons | 801a5cb | 2020-11-15 15:48:29 +0100 | [diff] [blame] | 218 | .rowbits = 6, |
| 219 | .bank = 0, |
| 220 | .rank = slotrank, |
| 221 | }, |
| 222 | .addr_update = { |
| 223 | .addr_wrap = 18, |
| 224 | }, |
| 225 | }, |
| 226 | /* DRAM command ACT */ |
| 227 | [1] = { |
| 228 | .sp_cmd_ctrl = { |
| 229 | .command = IOSAV_ACT, |
| 230 | .ranksel_ap = 1, |
| 231 | }, |
| 232 | .subseq_ctrl = { |
| 233 | .cmd_executions = 8, |
| 234 | .cmd_delay_gap = MAX(ctrl->tRRD, (ctrl->tFAW >> 2) + 1), |
| 235 | .post_ssq_wait = ctrl->CAS, |
| 236 | .data_direction = SSQ_NA, |
| 237 | }, |
| 238 | .sp_cmd_addr = { |
| 239 | .address = 0, |
| 240 | .rowbits = 6, |
| 241 | .bank = 0, |
| 242 | .rank = slotrank, |
| 243 | }, |
| 244 | .addr_update = { |
| 245 | .inc_bank = 1, |
| 246 | .addr_wrap = 18, |
| 247 | }, |
| 248 | }, |
| 249 | /* DRAM command RD */ |
| 250 | [2] = { |
| 251 | .sp_cmd_ctrl = { |
| 252 | .command = IOSAV_RD, |
| 253 | .ranksel_ap = 1, |
| 254 | }, |
| 255 | .subseq_ctrl = { |
| 256 | .cmd_executions = 500, |
| 257 | .cmd_delay_gap = 4, |
| 258 | .post_ssq_wait = MAX(ctrl->tRTP, 8), |
| 259 | .data_direction = SSQ_RD, |
| 260 | }, |
| 261 | .sp_cmd_addr = { |
| 262 | .address = 0, |
| 263 | .rowbits = 0, |
| 264 | .bank = 0, |
| 265 | .rank = slotrank, |
| 266 | }, |
| 267 | .addr_update = { |
| 268 | .inc_addr_8 = 1, |
| 269 | .addr_wrap = 18, |
| 270 | }, |
| 271 | }, |
| 272 | /* DRAM command PREA */ |
| 273 | [3] = { |
| 274 | .sp_cmd_ctrl = { |
| 275 | .command = IOSAV_PRE, |
| 276 | .ranksel_ap = 1, |
| 277 | }, |
| 278 | .subseq_ctrl = { |
| 279 | .cmd_executions = 1, |
| 280 | .cmd_delay_gap = 3, |
| 281 | .post_ssq_wait = ctrl->tRP, |
| 282 | .data_direction = SSQ_NA, |
| 283 | }, |
| 284 | .sp_cmd_addr = { |
Angel Pons | 5db1b15 | 2020-12-13 16:37:53 +0100 | [diff] [blame] | 285 | .address = 1 << 10, |
Angel Pons | 801a5cb | 2020-11-15 15:48:29 +0100 | [diff] [blame] | 286 | .rowbits = 6, |
| 287 | .bank = 0, |
| 288 | .rank = slotrank, |
| 289 | }, |
| 290 | .addr_update = { |
| 291 | .addr_wrap = 18, |
| 292 | }, |
| 293 | }, |
| 294 | }; |
| 295 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 296 | } |
| 297 | |
Angel Pons | 9426721 | 2020-11-14 16:49:29 +0100 | [diff] [blame] | 298 | void iosav_write_jedec_write_leveling_sequence( |
| 299 | ramctr_timing *ctrl, int channel, int slotrank, int bank, u32 mr1reg) |
| 300 | { |
| 301 | /* First DQS/DQS# rising edge after write leveling mode is programmed */ |
| 302 | const u32 tWLMRD = 40; |
| 303 | |
| 304 | const struct iosav_ssq sequence[] = { |
| 305 | /* DRAM command MRS: enable DQs on this slotrank */ |
| 306 | [0] = { |
| 307 | .sp_cmd_ctrl = { |
| 308 | .command = IOSAV_MRS, |
| 309 | .ranksel_ap = 1, |
| 310 | }, |
| 311 | .subseq_ctrl = { |
| 312 | .cmd_executions = 1, |
| 313 | .cmd_delay_gap = 3, |
| 314 | .post_ssq_wait = tWLMRD, |
| 315 | .data_direction = SSQ_NA, |
| 316 | }, |
| 317 | .sp_cmd_addr = { |
| 318 | .address = mr1reg, |
| 319 | .rowbits = 6, |
| 320 | .bank = bank, |
| 321 | .rank = slotrank, |
| 322 | }, |
| 323 | }, |
| 324 | /* DRAM command NOP */ |
| 325 | [1] = { |
| 326 | .sp_cmd_ctrl = { |
| 327 | .command = IOSAV_NOP, |
| 328 | .ranksel_ap = 1, |
| 329 | }, |
| 330 | .subseq_ctrl = { |
| 331 | .cmd_executions = 1, |
| 332 | .cmd_delay_gap = 3, |
| 333 | .post_ssq_wait = ctrl->CWL + ctrl->tWLO, |
| 334 | .data_direction = SSQ_WR, |
| 335 | }, |
| 336 | .sp_cmd_addr = { |
| 337 | .address = 8, |
| 338 | .rowbits = 0, |
| 339 | .bank = 0, |
| 340 | .rank = slotrank, |
| 341 | }, |
| 342 | }, |
| 343 | /* DRAM command NOP */ |
| 344 | [2] = { |
| 345 | .sp_cmd_ctrl = { |
| 346 | .command = IOSAV_NOP_ALT, |
| 347 | .ranksel_ap = 1, |
| 348 | }, |
| 349 | .subseq_ctrl = { |
| 350 | .cmd_executions = 1, |
| 351 | .cmd_delay_gap = 3, |
| 352 | .post_ssq_wait = ctrl->CAS + 38, |
| 353 | .data_direction = SSQ_RD, |
| 354 | }, |
| 355 | .sp_cmd_addr = { |
| 356 | .address = 4, |
| 357 | .rowbits = 0, |
| 358 | .bank = 0, |
| 359 | .rank = slotrank, |
| 360 | }, |
| 361 | }, |
| 362 | /* DRAM command MRS: disable DQs on this slotrank */ |
| 363 | [3] = { |
| 364 | .sp_cmd_ctrl = { |
| 365 | .command = IOSAV_MRS, |
| 366 | .ranksel_ap = 1, |
| 367 | }, |
| 368 | .subseq_ctrl = { |
| 369 | .cmd_executions = 1, |
| 370 | .cmd_delay_gap = 3, |
| 371 | .post_ssq_wait = ctrl->tMOD, |
| 372 | .data_direction = SSQ_NA, |
| 373 | }, |
| 374 | .sp_cmd_addr = { |
| 375 | .address = mr1reg | 1 << 12, |
| 376 | .rowbits = 6, |
| 377 | .bank = bank, |
| 378 | .rank = slotrank, |
| 379 | }, |
| 380 | }, |
| 381 | }; |
| 382 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 383 | } |
| 384 | |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 385 | void iosav_write_misc_write_sequence(ramctr_timing *ctrl, int channel, int slotrank, |
| 386 | u32 gap0, u32 loops0, u32 gap1, u32 loops2, u32 wrap2) |
| 387 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 388 | const struct iosav_ssq sequence[] = { |
| 389 | /* DRAM command ACT */ |
| 390 | [0] = { |
| 391 | .sp_cmd_ctrl = { |
| 392 | .command = IOSAV_ACT, |
| 393 | .ranksel_ap = 1, |
| 394 | }, |
| 395 | .subseq_ctrl = { |
| 396 | .cmd_executions = loops0, |
| 397 | .cmd_delay_gap = gap0, |
| 398 | .post_ssq_wait = ctrl->tRCD, |
| 399 | .data_direction = SSQ_NA, |
| 400 | }, |
| 401 | .sp_cmd_addr = { |
| 402 | .address = 0, |
| 403 | .rowbits = 6, |
| 404 | .bank = 0, |
| 405 | .rank = slotrank, |
| 406 | }, |
| 407 | .addr_update = { |
| 408 | .inc_bank = loops0 == 1 ? 0 : 1, |
| 409 | .addr_wrap = loops0 == 1 ? 0 : 18, |
| 410 | }, |
| 411 | }, |
| 412 | /* DRAM command NOP */ |
| 413 | [1] = { |
| 414 | .sp_cmd_ctrl = { |
| 415 | .command = IOSAV_NOP, |
| 416 | .ranksel_ap = 1, |
| 417 | }, |
| 418 | .subseq_ctrl = { |
| 419 | .cmd_executions = 1, |
| 420 | .cmd_delay_gap = gap1, |
| 421 | .post_ssq_wait = 4, |
| 422 | .data_direction = SSQ_WR, |
| 423 | }, |
| 424 | .sp_cmd_addr = { |
| 425 | .address = 8, |
| 426 | .rowbits = 0, |
| 427 | .bank = 0, |
| 428 | .rank = slotrank, |
| 429 | }, |
| 430 | .addr_update = { |
| 431 | .addr_wrap = 31, |
| 432 | }, |
| 433 | }, |
| 434 | /* DRAM command WR */ |
| 435 | [2] = { |
| 436 | .sp_cmd_ctrl = { |
| 437 | .command = IOSAV_WR, |
| 438 | .ranksel_ap = 1, |
| 439 | }, |
| 440 | .subseq_ctrl = { |
| 441 | .cmd_executions = loops2, |
| 442 | .cmd_delay_gap = 4, |
| 443 | .post_ssq_wait = 4, |
| 444 | .data_direction = SSQ_WR, |
| 445 | }, |
| 446 | .sp_cmd_addr = { |
| 447 | .address = 0, |
| 448 | .rowbits = 0, |
| 449 | .bank = 0, |
| 450 | .rank = slotrank, |
| 451 | }, |
| 452 | .addr_update = { |
| 453 | .inc_addr_8 = 1, |
| 454 | .addr_wrap = wrap2, |
| 455 | }, |
| 456 | }, |
| 457 | /* DRAM command NOP */ |
| 458 | [3] = { |
| 459 | .sp_cmd_ctrl = { |
| 460 | .command = IOSAV_NOP, |
| 461 | .ranksel_ap = 1, |
| 462 | }, |
| 463 | .subseq_ctrl = { |
| 464 | .cmd_executions = 1, |
| 465 | .cmd_delay_gap = 3, |
| 466 | .post_ssq_wait = ctrl->CWL + ctrl->tWTR + 5, |
| 467 | .data_direction = SSQ_WR, |
| 468 | }, |
| 469 | .sp_cmd_addr = { |
| 470 | .address = 8, |
| 471 | .rowbits = 0, |
| 472 | .bank = 0, |
| 473 | .rank = slotrank, |
| 474 | }, |
| 475 | .addr_update = { |
| 476 | .addr_wrap = 31, |
| 477 | }, |
| 478 | }, |
| 479 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 480 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 481 | } |
| 482 | |
| 483 | void iosav_write_command_training_sequence( |
| 484 | ramctr_timing *ctrl, int channel, int slotrank, unsigned int address) |
| 485 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 486 | const struct iosav_ssq sequence[] = { |
| 487 | /* DRAM command ACT */ |
| 488 | [0] = { |
| 489 | .sp_cmd_ctrl = { |
| 490 | .command = IOSAV_ACT, |
| 491 | .ranksel_ap = 1, |
| 492 | }, |
| 493 | .subseq_ctrl = { |
| 494 | .cmd_executions = 8, |
| 495 | .cmd_delay_gap = MAX(ctrl->tRRD, (ctrl->tFAW >> 2) + 1), |
| 496 | .post_ssq_wait = ctrl->tRCD, |
| 497 | .data_direction = SSQ_NA, |
| 498 | }, |
| 499 | .sp_cmd_addr = { |
| 500 | .address = address, |
| 501 | .rowbits = 6, |
| 502 | .bank = 0, |
| 503 | .rank = slotrank, |
| 504 | }, |
| 505 | .addr_update = { |
| 506 | .inc_bank = 1, |
| 507 | .addr_wrap = 18, |
| 508 | }, |
| 509 | }, |
| 510 | /* DRAM command WR */ |
| 511 | [1] = { |
| 512 | .sp_cmd_ctrl = { |
| 513 | .command = IOSAV_WR, |
| 514 | .ranksel_ap = 1, |
| 515 | }, |
| 516 | .subseq_ctrl = { |
| 517 | .cmd_executions = 32, |
| 518 | .cmd_delay_gap = 4, |
| 519 | .post_ssq_wait = ctrl->CWL + ctrl->tWTR + 8, |
| 520 | .data_direction = SSQ_WR, |
| 521 | }, |
| 522 | .sp_cmd_addr = { |
| 523 | .address = 0, |
| 524 | .rowbits = 0, |
| 525 | .bank = 0, |
| 526 | .rank = slotrank, |
| 527 | }, |
| 528 | .addr_update = { |
| 529 | .inc_addr_8 = 1, |
| 530 | .addr_wrap = 18, |
| 531 | .lfsr_upd = 3, |
| 532 | .lfsr_xors = 2, |
| 533 | }, |
| 534 | }, |
| 535 | /* DRAM command RD */ |
| 536 | [2] = { |
| 537 | .sp_cmd_ctrl = { |
| 538 | .command = IOSAV_RD, |
| 539 | .ranksel_ap = 1, |
| 540 | }, |
| 541 | .subseq_ctrl = { |
| 542 | .cmd_executions = 32, |
| 543 | .cmd_delay_gap = 4, |
| 544 | .post_ssq_wait = MAX(ctrl->tRTP, 8), |
| 545 | .data_direction = SSQ_RD, |
| 546 | }, |
| 547 | .sp_cmd_addr = { |
| 548 | .address = 0, |
| 549 | .rowbits = 0, |
| 550 | .bank = 0, |
| 551 | .rank = slotrank, |
| 552 | }, |
| 553 | .addr_update = { |
| 554 | .inc_addr_8 = 1, |
| 555 | .addr_wrap = 18, |
| 556 | .lfsr_upd = 3, |
| 557 | .lfsr_xors = 2, |
| 558 | }, |
| 559 | }, |
| 560 | /* DRAM command PRE */ |
| 561 | [3] = { |
| 562 | .sp_cmd_ctrl = { |
| 563 | .command = IOSAV_PRE, |
| 564 | .ranksel_ap = 1, |
| 565 | }, |
| 566 | .subseq_ctrl = { |
| 567 | .cmd_executions = 1, |
| 568 | .cmd_delay_gap = 4, |
| 569 | .post_ssq_wait = 15, |
| 570 | .data_direction = SSQ_NA, |
| 571 | }, |
| 572 | .sp_cmd_addr = { |
Angel Pons | 5db1b15 | 2020-12-13 16:37:53 +0100 | [diff] [blame] | 573 | .address = 1 << 10, |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 574 | .rowbits = 6, |
| 575 | .bank = 0, |
| 576 | .rank = slotrank, |
| 577 | }, |
| 578 | .addr_update = { |
| 579 | .addr_wrap = 18, |
| 580 | }, |
| 581 | }, |
| 582 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 583 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 584 | } |
| 585 | |
| 586 | void iosav_write_data_write_sequence(ramctr_timing *ctrl, int channel, int slotrank) |
| 587 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 588 | const struct iosav_ssq sequence[] = { |
| 589 | /* DRAM command ACT */ |
| 590 | [0] = { |
| 591 | .sp_cmd_ctrl = { |
| 592 | .command = IOSAV_ACT, |
| 593 | .ranksel_ap = 1, |
| 594 | }, |
| 595 | .subseq_ctrl = { |
| 596 | .cmd_executions = 4, |
| 597 | .cmd_delay_gap = MAX(ctrl->tRRD, (ctrl->tFAW >> 2) + 1), |
| 598 | .post_ssq_wait = ctrl->tRCD, |
| 599 | .data_direction = SSQ_NA, |
| 600 | }, |
| 601 | .sp_cmd_addr = { |
| 602 | .address = 0, |
| 603 | .rowbits = 6, |
| 604 | .bank = 0, |
| 605 | .rank = slotrank, |
| 606 | }, |
| 607 | .addr_update = { |
| 608 | .inc_bank = 0, |
| 609 | .addr_wrap = 18, |
| 610 | }, |
| 611 | }, |
| 612 | /* DRAM command WR */ |
| 613 | [1] = { |
| 614 | .sp_cmd_ctrl = { |
| 615 | .command = IOSAV_WR, |
| 616 | .ranksel_ap = 1, |
| 617 | }, |
| 618 | .subseq_ctrl = { |
| 619 | .cmd_executions = 32, |
| 620 | .cmd_delay_gap = 20, |
| 621 | .post_ssq_wait = ctrl->CWL + ctrl->tWTR + 8, |
| 622 | .data_direction = SSQ_WR, |
| 623 | }, |
| 624 | .sp_cmd_addr = { |
| 625 | .address = 0, |
| 626 | .rowbits = 0, |
| 627 | .bank = 0, |
| 628 | .rank = slotrank, |
| 629 | }, |
| 630 | .addr_update = { |
| 631 | .inc_addr_8 = 1, |
| 632 | .addr_wrap = 18, |
| 633 | }, |
| 634 | }, |
| 635 | /* DRAM command RD */ |
| 636 | [2] = { |
| 637 | .sp_cmd_ctrl = { |
| 638 | .command = IOSAV_RD, |
| 639 | .ranksel_ap = 1, |
| 640 | }, |
| 641 | .subseq_ctrl = { |
| 642 | .cmd_executions = 32, |
| 643 | .cmd_delay_gap = 20, |
| 644 | .post_ssq_wait = MAX(ctrl->tRTP, 8), |
| 645 | .data_direction = SSQ_RD, |
| 646 | }, |
| 647 | .sp_cmd_addr = { |
| 648 | .address = 0, |
| 649 | .rowbits = 0, |
| 650 | .bank = 0, |
| 651 | .rank = slotrank, |
| 652 | }, |
| 653 | .addr_update = { |
| 654 | .inc_addr_8 = 1, |
| 655 | .addr_wrap = 18, |
| 656 | }, |
| 657 | }, |
| 658 | /* DRAM command PRE */ |
| 659 | [3] = { |
| 660 | .sp_cmd_ctrl = { |
| 661 | .command = IOSAV_PRE, |
| 662 | .ranksel_ap = 1, |
| 663 | }, |
| 664 | .subseq_ctrl = { |
| 665 | .cmd_executions = 1, |
| 666 | .cmd_delay_gap = 3, |
| 667 | .post_ssq_wait = ctrl->tRP, |
| 668 | .data_direction = SSQ_NA, |
| 669 | }, |
| 670 | .sp_cmd_addr = { |
Angel Pons | 5db1b15 | 2020-12-13 16:37:53 +0100 | [diff] [blame] | 671 | .address = 1 << 10, |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 672 | .rowbits = 6, |
| 673 | .bank = 0, |
| 674 | .rank = slotrank, |
| 675 | }, |
| 676 | }, |
| 677 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 678 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 679 | } |
| 680 | |
| 681 | void iosav_write_aggressive_write_read_sequence(ramctr_timing *ctrl, int channel, int slotrank) |
| 682 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 683 | const struct iosav_ssq sequence[] = { |
| 684 | /* DRAM command ACT */ |
| 685 | [0] = { |
| 686 | .sp_cmd_ctrl = { |
| 687 | .command = IOSAV_ACT, |
| 688 | .ranksel_ap = 1, |
| 689 | }, |
| 690 | .subseq_ctrl = { |
| 691 | .cmd_executions = 4, |
| 692 | .cmd_delay_gap = MAX((ctrl->tFAW >> 2) + 1, ctrl->tRRD), |
| 693 | .post_ssq_wait = ctrl->tRCD, |
| 694 | .data_direction = SSQ_NA, |
| 695 | }, |
| 696 | .sp_cmd_addr = { |
| 697 | .address = 0, |
| 698 | .rowbits = 6, |
| 699 | .bank = 0, |
| 700 | .rank = slotrank, |
| 701 | }, |
| 702 | .addr_update = { |
| 703 | .inc_bank = 1, |
| 704 | .addr_wrap = 18, |
| 705 | }, |
| 706 | }, |
| 707 | /* DRAM command WR */ |
| 708 | [1] = { |
| 709 | .sp_cmd_ctrl = { |
| 710 | .command = IOSAV_WR, |
| 711 | .ranksel_ap = 1, |
| 712 | }, |
| 713 | .subseq_ctrl = { |
| 714 | .cmd_executions = 480, |
| 715 | .cmd_delay_gap = 4, |
| 716 | .post_ssq_wait = ctrl->tWTR + ctrl->CWL + 8, |
| 717 | .data_direction = SSQ_WR, |
| 718 | }, |
| 719 | .sp_cmd_addr = { |
| 720 | .address = 0, |
| 721 | .rowbits = 0, |
| 722 | .bank = 0, |
| 723 | .rank = slotrank, |
| 724 | }, |
| 725 | .addr_update = { |
| 726 | .inc_addr_8 = 1, |
| 727 | .addr_wrap = 18, |
| 728 | }, |
| 729 | }, |
| 730 | /* DRAM command RD */ |
| 731 | [2] = { |
| 732 | .sp_cmd_ctrl = { |
| 733 | .command = IOSAV_RD, |
| 734 | .ranksel_ap = 1, |
| 735 | }, |
| 736 | .subseq_ctrl = { |
| 737 | .cmd_executions = 480, |
| 738 | .cmd_delay_gap = 4, |
| 739 | .post_ssq_wait = MAX(ctrl->tRTP, 8), |
| 740 | .data_direction = SSQ_RD, |
| 741 | }, |
| 742 | .sp_cmd_addr = { |
| 743 | .address = 0, |
| 744 | .rowbits = 0, |
| 745 | .bank = 0, |
| 746 | .rank = slotrank, |
| 747 | }, |
| 748 | .addr_update = { |
| 749 | .inc_addr_8 = 1, |
| 750 | .addr_wrap = 18, |
| 751 | }, |
| 752 | }, |
| 753 | /* DRAM command PRE */ |
| 754 | [3] = { |
| 755 | .sp_cmd_ctrl = { |
| 756 | .command = IOSAV_PRE, |
| 757 | .ranksel_ap = 1, |
| 758 | }, |
| 759 | .subseq_ctrl = { |
| 760 | .cmd_executions = 1, |
| 761 | .cmd_delay_gap = 4, |
| 762 | .post_ssq_wait = ctrl->tRP, |
| 763 | .data_direction = SSQ_NA, |
| 764 | }, |
| 765 | .sp_cmd_addr = { |
Angel Pons | 5db1b15 | 2020-12-13 16:37:53 +0100 | [diff] [blame] | 766 | .address = 1 << 10, |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 767 | .rowbits = 6, |
| 768 | .bank = 0, |
| 769 | .rank = slotrank, |
| 770 | }, |
| 771 | }, |
| 772 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 773 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 774 | } |
| 775 | |
| 776 | void iosav_write_memory_test_sequence(ramctr_timing *ctrl, int channel, int slotrank) |
| 777 | { |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 778 | const struct iosav_ssq sequence[] = { |
| 779 | /* DRAM command ACT */ |
| 780 | [0] = { |
| 781 | .sp_cmd_ctrl = { |
| 782 | .command = IOSAV_ACT, |
| 783 | .ranksel_ap = 1, |
| 784 | }, |
| 785 | .subseq_ctrl = { |
| 786 | .cmd_executions = 4, |
| 787 | .cmd_delay_gap = 8, |
| 788 | .post_ssq_wait = 40, |
| 789 | .data_direction = SSQ_NA, |
| 790 | }, |
| 791 | .sp_cmd_addr = { |
| 792 | .address = 0, |
| 793 | .rowbits = 6, |
| 794 | .bank = 0, |
| 795 | .rank = slotrank, |
| 796 | }, |
| 797 | .addr_update = { |
| 798 | .inc_bank = 1, |
| 799 | .addr_wrap = 18, |
| 800 | }, |
| 801 | }, |
| 802 | /* DRAM command WR */ |
| 803 | [1] = { |
| 804 | .sp_cmd_ctrl = { |
| 805 | .command = IOSAV_WR, |
| 806 | .ranksel_ap = 1, |
| 807 | }, |
| 808 | .subseq_ctrl = { |
| 809 | .cmd_executions = 100, |
| 810 | .cmd_delay_gap = 4, |
| 811 | .post_ssq_wait = 40, |
| 812 | .data_direction = SSQ_WR, |
| 813 | }, |
| 814 | .sp_cmd_addr = { |
| 815 | .address = 0, |
| 816 | .rowbits = 0, |
| 817 | .bank = 0, |
| 818 | .rank = slotrank, |
| 819 | }, |
| 820 | .addr_update = { |
| 821 | .inc_addr_8 = 1, |
| 822 | .addr_wrap = 18, |
| 823 | }, |
| 824 | }, |
| 825 | /* DRAM command RD */ |
| 826 | [2] = { |
| 827 | .sp_cmd_ctrl = { |
| 828 | .command = IOSAV_RD, |
| 829 | .ranksel_ap = 1, |
| 830 | }, |
| 831 | .subseq_ctrl = { |
| 832 | .cmd_executions = 100, |
| 833 | .cmd_delay_gap = 4, |
| 834 | .post_ssq_wait = 40, |
| 835 | .data_direction = SSQ_RD, |
| 836 | }, |
| 837 | .sp_cmd_addr = { |
| 838 | .address = 0, |
| 839 | .rowbits = 0, |
| 840 | .bank = 0, |
| 841 | .rank = slotrank, |
| 842 | }, |
| 843 | .addr_update = { |
| 844 | .inc_addr_8 = 1, |
| 845 | .addr_wrap = 18, |
| 846 | }, |
| 847 | }, |
| 848 | /* DRAM command PRE */ |
| 849 | [3] = { |
| 850 | .sp_cmd_ctrl = { |
| 851 | .command = IOSAV_PRE, |
| 852 | .ranksel_ap = 1, |
| 853 | }, |
| 854 | .subseq_ctrl = { |
| 855 | .cmd_executions = 1, |
| 856 | .cmd_delay_gap = 3, |
| 857 | .post_ssq_wait = 40, |
| 858 | .data_direction = SSQ_NA, |
| 859 | }, |
| 860 | .sp_cmd_addr = { |
Angel Pons | 5db1b15 | 2020-12-13 16:37:53 +0100 | [diff] [blame] | 861 | .address = 1 << 10, |
Angel Pons | 9f58bb2 | 2020-11-12 11:56:07 +0100 | [diff] [blame] | 862 | .rowbits = 6, |
| 863 | .bank = 0, |
| 864 | .rank = slotrank, |
| 865 | }, |
| 866 | .addr_update = { |
| 867 | .addr_wrap = 18, |
| 868 | }, |
| 869 | }, |
| 870 | }; |
Angel Pons | ffd5015 | 2020-11-12 11:03:10 +0100 | [diff] [blame] | 871 | iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); |
| 872 | } |