mmcreg.h (26031B) - Raw
1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2006 M. Warner Losh <imp@FreeBSD.org> 5 * Copyright (c) 2017 Marius Strobl <marius@FreeBSD.org> 6 * Copyright (c) 2015-2016 Ilya Bakulin <kibab@FreeBSD.org> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Portions of this software may have been developed with reference to 29 * the SD Simplified Specification. The following disclaimer may apply: 30 * 31 * The following conditions apply to the release of the simplified 32 * specification ("Simplified Specification") by the SD Card Association and 33 * the SD Group. The Simplified Specification is a subset of the complete SD 34 * Specification which is owned by the SD Card Association and the SD 35 * Group. This Simplified Specification is provided on a non-confidential 36 * basis subject to the disclaimers below. Any implementation of the 37 * Simplified Specification may require a license from the SD Card 38 * Association, SD Group, SD-3C LLC or other third parties. 39 * 40 * Disclaimers: 41 * 42 * The information contained in the Simplified Specification is presented only 43 * as a standard specification for SD Cards and SD Host/Ancillary products and 44 * is provided "AS-IS" without any representations or warranties of any 45 * kind. No responsibility is assumed by the SD Group, SD-3C LLC or the SD 46 * Card Association for any damages, any infringements of patents or other 47 * right of the SD Group, SD-3C LLC, the SD Card Association or any third 48 * parties, which may result from its use. No license is granted by 49 * implication, estoppel or otherwise under any patent or other rights of the 50 * SD Group, SD-3C LLC, the SD Card Association or any third party. Nothing 51 * herein shall be construed as an obligation by the SD Group, the SD-3C LLC 52 * or the SD Card Association to disclose or distribute any technical 53 * information, know-how or other confidential information to any third party. 54 */ 55 56 #ifndef DEV_MMC_MMCREG_H 57 #define DEV_MMC_MMCREG_H 58 59 /* 60 * This file contains the register definitions for the mmc and sd buses. 61 * They are taken from publicly available sources. 62 */ 63 64 struct mmc_data; 65 struct mmc_request; 66 67 struct mmc_command { 68 uint32_t opcode; 69 uint32_t arg; 70 uint32_t resp[4]; 71 uint32_t flags; /* Expected responses */ 72 #define MMC_RSP_PRESENT (1ul << 0) /* Response */ 73 #define MMC_RSP_136 (1ul << 1) /* 136 bit response */ 74 #define MMC_RSP_CRC (1ul << 2) /* Expect valid crc */ 75 #define MMC_RSP_BUSY (1ul << 3) /* Card may send busy */ 76 #define MMC_RSP_OPCODE (1ul << 4) /* Response include opcode */ 77 #define MMC_RSP_MASK 0x1ful 78 #define MMC_CMD_AC (0ul << 5) /* Addressed Command, no data */ 79 #define MMC_CMD_ADTC (1ul << 5) /* Addressed Data transfer cmd */ 80 #define MMC_CMD_BC (2ul << 5) /* Broadcast command, no response */ 81 #define MMC_CMD_BCR (3ul << 5) /* Broadcast command with response */ 82 #define MMC_CMD_MASK (3ul << 5) 83 84 /* Possible response types defined in the standard: */ 85 #define MMC_RSP_NONE (0) 86 #define MMC_RSP_R1 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) 87 #define MMC_RSP_R1B (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE | MMC_RSP_BUSY) 88 #define MMC_RSP_R2 (MMC_RSP_PRESENT | MMC_RSP_136 | MMC_RSP_CRC) 89 #define MMC_RSP_R3 (MMC_RSP_PRESENT) 90 #define MMC_RSP_R4 (MMC_RSP_PRESENT) 91 #define MMC_RSP_R5 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) 92 #define MMC_RSP_R5B (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE | MMC_RSP_BUSY) 93 #define MMC_RSP_R6 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) 94 #define MMC_RSP_R7 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) 95 #define MMC_RSP(x) ((x) & MMC_RSP_MASK) 96 uint32_t retries; 97 uint32_t error; 98 #define MMC_ERR_NONE 0 99 #define MMC_ERR_TIMEOUT 1 100 #define MMC_ERR_BADCRC 2 101 #define MMC_ERR_FIFO 3 102 #define MMC_ERR_FAILED 4 103 #define MMC_ERR_INVALID 5 104 #define MMC_ERR_NO_MEMORY 6 105 #define MMC_ERR_MAX 6 106 struct mmc_data *data; /* Data segment with cmd */ 107 struct mmc_request *mrq; /* backpointer to request */ 108 }; 109 110 /* 111 * R1 responses 112 * 113 * Types (per SD 2.0 standard) 114 * e : error bit 115 * s : status bit 116 * r : detected and set for the actual command response 117 * x : Detected and set during command execution. The host can get 118 * the status by issuing a command with R1 response. 119 * 120 * Clear Condition (per SD 2.0 standard) 121 * a : according to the card current state. 122 * b : always related to the previous command. reception of a valid 123 * command will clear it (with a delay of one command). 124 * c : clear by read 125 */ 126 #define R1_OUT_OF_RANGE (1u << 31) /* erx, c */ 127 #define R1_ADDRESS_ERROR (1u << 30) /* erx, c */ 128 #define R1_BLOCK_LEN_ERROR (1u << 29) /* erx, c */ 129 #define R1_ERASE_SEQ_ERROR (1u << 28) /* er, c */ 130 #define R1_ERASE_PARAM (1u << 27) /* erx, c */ 131 #define R1_WP_VIOLATION (1u << 26) /* erx, c */ 132 #define R1_CARD_IS_LOCKED (1u << 25) /* sx, a */ 133 #define R1_LOCK_UNLOCK_FAILED (1u << 24) /* erx, c */ 134 #define R1_COM_CRC_ERROR (1u << 23) /* er, b */ 135 #define R1_ILLEGAL_COMMAND (1u << 22) /* er, b */ 136 #define R1_CARD_ECC_FAILED (1u << 21) /* erx, c */ 137 #define R1_CC_ERROR (1u << 20) /* erx, c */ 138 #define R1_ERROR (1u << 19) /* erx, c */ 139 #define R1_CSD_OVERWRITE (1u << 16) /* erx, c */ 140 #define R1_WP_ERASE_SKIP (1u << 15) /* erx, c */ 141 #define R1_CARD_ECC_DISABLED (1u << 14) /* sx, a */ 142 #define R1_ERASE_RESET (1u << 13) /* sr, c */ 143 #define R1_CURRENT_STATE_MASK (0xfu << 9) /* sx, b */ 144 #define R1_READY_FOR_DATA (1u << 8) /* sx, a */ 145 #define R1_SWITCH_ERROR (1u << 7) /* sx, c */ 146 #define R1_APP_CMD (1u << 5) /* sr, c */ 147 #define R1_AKE_SEQ_ERROR (1u << 3) /* er, c */ 148 #define R1_STATUS(x) ((x) & 0xFFFFE000) 149 #define R1_CURRENT_STATE(x) (((x) & R1_CURRENT_STATE_MASK) >> 9) 150 #define R1_STATE_IDLE 0 151 #define R1_STATE_READY 1 152 #define R1_STATE_IDENT 2 153 #define R1_STATE_STBY 3 154 #define R1_STATE_TRAN 4 155 #define R1_STATE_DATA 5 156 #define R1_STATE_RCV 6 157 #define R1_STATE_PRG 7 158 #define R1_STATE_DIS 8 159 160 /* R4 responses (SDIO) */ 161 #define R4_IO_NUM_FUNCTIONS(ocr) (((ocr) >> 28) & 0x3) 162 #define R4_IO_MEM_PRESENT (0x1 << 27) 163 #define R4_IO_OCR_MASK 0x00fffff0 164 165 /* 166 * R5 responses 167 * 168 * Types (per SD 2.0 standard) 169 * e : error bit 170 * s : status bit 171 * r : detected and set for the actual command response 172 * x : Detected and set during command execution. The host can get 173 * the status by issuing a command with R1 response. 174 * 175 * Clear Condition (per SD 2.0 standard) 176 * a : according to the card current state. 177 * b : always related to the previous command. reception of a valid 178 * command will clear it (with a delay of one command). 179 * c : clear by read 180 */ 181 #define R5_COM_CRC_ERROR (1u << 15) /* er, b */ 182 #define R5_ILLEGAL_COMMAND (1u << 14) /* er, b */ 183 #define R5_IO_CURRENT_STATE_MASK (3u << 12) /* s, b */ 184 #define R5_IO_CURRENT_STATE(x) (((x) & R5_IO_CURRENT_STATE_MASK) >> 12) 185 #define R5_ERROR (1u << 11) /* erx, c */ 186 #define R5_FUNCTION_NUMBER (1u << 9) /* er, c */ 187 #define R5_OUT_OF_RANGE (1u << 8) /* er, c */ 188 189 struct mmc_data { 190 size_t len; /* size of the data */ 191 size_t xfer_len; 192 void *data; /* data buffer */ 193 uint32_t flags; 194 #define MMC_DATA_WRITE (1UL << 0) 195 #define MMC_DATA_READ (1UL << 1) 196 #define MMC_DATA_STREAM (1UL << 2) 197 #define MMC_DATA_MULTI (1UL << 3) 198 #define MMC_DATA_BLOCK_SIZE (1UL << 4) 199 struct mmc_request *mrq; 200 size_t block_size; /* block size for CMD53 */ 201 size_t block_count; /* block count for CMD53 */ 202 }; 203 204 struct mmc_request { 205 struct mmc_command *cmd; 206 struct mmc_command *stop; 207 void (*done)(struct mmc_request *); /* Completion function */ 208 void *done_data; /* requestor set data */ 209 uint32_t flags; 210 #define MMC_REQ_DONE 1 211 #define MMC_TUNE_DONE 2 212 }; 213 214 /* Command definitions */ 215 216 /* Class 0 and 1: Basic commands & read stream commands */ 217 #define MMC_GO_IDLE_STATE 0 218 #define MMC_SEND_OP_COND 1 219 #define MMC_ALL_SEND_CID 2 220 #define MMC_SET_RELATIVE_ADDR 3 221 #define SD_SEND_RELATIVE_ADDR 3 222 #define MMC_SET_DSR 4 223 #define MMC_SLEEP_AWAKE 5 224 #define IO_SEND_OP_COND 5 225 #define MMC_SWITCH_FUNC 6 226 #define MMC_SWITCH_FUNC_CMDS 0 227 #define MMC_SWITCH_FUNC_SET 1 228 #define MMC_SWITCH_FUNC_CLR 2 229 #define MMC_SWITCH_FUNC_WR 3 230 #define MMC_SELECT_CARD 7 231 #define MMC_DESELECT_CARD 7 232 #define MMC_SEND_EXT_CSD 8 233 #define SD_SEND_IF_COND 8 234 #define MMC_SEND_CSD 9 235 #define MMC_SEND_CID 10 236 #define MMC_READ_DAT_UNTIL_STOP 11 237 #define MMC_STOP_TRANSMISSION 12 238 #define MMC_SEND_STATUS 13 239 #define MMC_BUSTEST_R 14 240 #define MMC_GO_INACTIVE_STATE 15 241 #define MMC_BUSTEST_W 19 242 243 /* Class 2: Block oriented read commands */ 244 #define MMC_SET_BLOCKLEN 16 245 #define MMC_READ_SINGLE_BLOCK 17 246 #define MMC_READ_MULTIPLE_BLOCK 18 247 #define MMC_SEND_TUNING_BLOCK 19 248 #define MMC_SEND_TUNING_BLOCK_HS200 21 249 250 /* Class 3: Stream write commands */ 251 #define MMC_WRITE_DAT_UNTIL_STOP 20 252 /* reserved: 22 */ 253 254 /* Class 4: Block oriented write commands */ 255 #define MMC_SET_BLOCK_COUNT 23 256 #define MMC_WRITE_BLOCK 24 257 #define MMC_WRITE_MULTIPLE_BLOCK 25 258 #define MMC_PROGARM_CID 26 259 #define MMC_PROGRAM_CSD 27 260 261 /* Class 6: Block oriented write protection commands */ 262 #define MMC_SET_WRITE_PROT 28 263 #define MMC_CLR_WRITE_PROT 29 264 #define MMC_SEND_WRITE_PROT 30 265 /* reserved: 31 */ 266 267 /* Class 5: Erase commands */ 268 #define SD_ERASE_WR_BLK_START 32 269 #define SD_ERASE_WR_BLK_END 33 270 /* 34 -- reserved old command */ 271 #define MMC_ERASE_GROUP_START 35 272 #define MMC_ERASE_GROUP_END 36 273 /* 37 -- reserved old command */ 274 #define MMC_ERASE 38 275 #define MMC_ERASE_ERASE 0x00000000 276 #define MMC_ERASE_TRIM 0x00000001 277 #define MMC_ERASE_FULE 0x00000002 278 #define MMC_ERASE_DISCARD 0x00000003 279 #define MMC_ERASE_SECURE_ERASE 0x80000000 280 #define MMC_ERASE_SECURE_TRIM1 0x80000001 281 #define MMC_ERASE_SECURE_TRIM2 0x80008000 282 283 /* Class 9: I/O mode commands */ 284 #define MMC_FAST_IO 39 285 #define MMC_GO_IRQ_STATE 40 286 /* reserved: 41 */ 287 288 /* Class 7: Lock card */ 289 #define MMC_LOCK_UNLOCK 42 290 /* reserved: 43 */ 291 /* reserved: 44 */ 292 /* reserved: 45 */ 293 /* reserved: 46 */ 294 /* reserved: 47 */ 295 /* reserved: 48 */ 296 /* reserved: 49 */ 297 /* reserved: 50 */ 298 /* reserved: 51 */ 299 /* reserved: 54 */ 300 301 /* Class 8: Application specific commands */ 302 #define MMC_APP_CMD 55 303 #define MMC_GEN_CMD 56 304 /* reserved: 57 */ 305 /* reserved: 58 */ 306 /* reserved: 59 */ 307 /* reserved for mfg: 60 */ 308 /* reserved for mfg: 61 */ 309 /* reserved for mfg: 62 */ 310 /* reserved for mfg: 63 */ 311 312 /* Class 9: I/O cards (sd) */ 313 #define SD_IO_RW_DIRECT 52 314 /* CMD52 arguments */ 315 #define SD_ARG_CMD52_READ (0 << 31) 316 #define SD_ARG_CMD52_WRITE (1 << 31) 317 #define SD_ARG_CMD52_FUNC_SHIFT 28 318 #define SD_ARG_CMD52_FUNC_MASK 0x7 319 #define SD_ARG_CMD52_EXCHANGE (1 << 27) 320 #define SD_ARG_CMD52_REG_SHIFT 9 321 #define SD_ARG_CMD52_REG_MASK 0x1ffff 322 #define SD_ARG_CMD52_DATA_SHIFT 0 323 #define SD_ARG_CMD52_DATA_MASK 0xff 324 #define SD_R5_DATA(resp) ((resp)[0] & 0xff) 325 326 #define SD_IO_RW_EXTENDED 53 327 /* CMD53 arguments */ 328 #define SD_ARG_CMD53_READ (0 << 31) 329 #define SD_ARG_CMD53_WRITE (1 << 31) 330 #define SD_ARG_CMD53_FUNC_SHIFT 28 331 #define SD_ARG_CMD53_FUNC_MASK 0x7 332 #define SD_ARG_CMD53_BLOCK_MODE (1 << 27) 333 #define SD_ARG_CMD53_INCREMENT (1 << 26) 334 #define SD_ARG_CMD53_REG_SHIFT 9 335 #define SD_ARG_CMD53_REG_MASK 0x1ffff 336 #define SD_ARG_CMD53_LENGTH_SHIFT 0 337 #define SD_ARG_CMD53_LENGTH_MASK 0x1ff 338 #define SD_ARG_CMD53_LENGTH_MAX 64 /* XXX should be 511? */ 339 340 /* Class 10: Switch function commands */ 341 #define SD_SWITCH_FUNC 6 342 /* reserved: 34 */ 343 /* reserved: 35 */ 344 /* reserved: 36 */ 345 /* reserved: 37 */ 346 /* reserved: 50 */ 347 /* reserved: 57 */ 348 349 /* Application specific commands for SD */ 350 #define ACMD_SET_BUS_WIDTH 6 351 #define ACMD_SD_STATUS 13 352 #define ACMD_SEND_NUM_WR_BLOCKS 22 353 #define ACMD_SET_WR_BLK_ERASE_COUNT 23 354 #define ACMD_SD_SEND_OP_COND 41 355 #define ACMD_SET_CLR_CARD_DETECT 42 356 #define ACMD_SEND_SCR 51 357 358 /* 359 * EXT_CSD fields 360 */ 361 #define EXT_CSD_FLUSH_CACHE 32 /* W/E */ 362 #define EXT_CSD_CACHE_CTRL 33 /* R/W/E */ 363 #define EXT_CSD_EXT_PART_ATTR 52 /* R/W, 2 bytes */ 364 #define EXT_CSD_ENH_START_ADDR 136 /* R/W, 4 bytes */ 365 #define EXT_CSD_ENH_SIZE_MULT 140 /* R/W, 3 bytes */ 366 #define EXT_CSD_GP_SIZE_MULT 143 /* R/W, 12 bytes */ 367 #define EXT_CSD_PART_SET 155 /* R/W */ 368 #define EXT_CSD_PART_ATTR 156 /* R/W */ 369 #define EXT_CSD_PART_SUPPORT 160 /* RO */ 370 #define EXT_CSD_RPMB_MULT 168 /* RO */ 371 #define EXT_CSD_BOOT_WP_STATUS 174 /* RO */ 372 #define EXT_CSD_ERASE_GRP_DEF 175 /* R/W */ 373 #define EXT_CSD_PART_CONFIG 179 /* R/W */ 374 #define EXT_CSD_BUS_WIDTH 183 /* R/W */ 375 #define EXT_CSD_STROBE_SUPPORT 184 /* RO */ 376 #define EXT_CSD_HS_TIMING 185 /* R/W */ 377 #define EXT_CSD_POWER_CLASS 187 /* R/W */ 378 #define EXT_CSD_CARD_TYPE 196 /* RO */ 379 #define EXT_CSD_DRIVER_STRENGTH 197 /* RO */ 380 #define EXT_CSD_REV 192 /* RO */ 381 #define EXT_CSD_PART_SWITCH_TO 199 /* RO */ 382 #define EXT_CSD_PWR_CL_52_195 200 /* RO */ 383 #define EXT_CSD_PWR_CL_26_195 201 /* RO */ 384 #define EXT_CSD_PWR_CL_52_360 202 /* RO */ 385 #define EXT_CSD_PWR_CL_26_360 203 /* RO */ 386 #define EXT_CSD_SEC_CNT 212 /* RO, 4 bytes */ 387 #define EXT_CSD_HC_WP_GRP_SIZE 221 /* RO */ 388 #define EXT_CSD_ERASE_TO_MULT 223 /* RO */ 389 #define EXT_CSD_ERASE_GRP_SIZE 224 /* RO */ 390 #define EXT_CSD_BOOT_SIZE_MULT 226 /* RO */ 391 #define EXT_CSD_SEC_FEATURE_SUPPORT 231 /* RO */ 392 #define EXT_CSD_PWR_CL_200_195 236 /* RO */ 393 #define EXT_CSD_PWR_CL_200_360 237 /* RO */ 394 #define EXT_CSD_PWR_CL_52_195_DDR 238 /* RO */ 395 #define EXT_CSD_PWR_CL_52_360_DDR 239 /* RO */ 396 #define EXT_CSD_CACHE_FLUSH_POLICY 249 /* RO */ 397 #define EXT_CSD_GEN_CMD6_TIME 248 /* RO */ 398 #define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */ 399 #define EXT_CSD_PWR_CL_200_360_DDR 253 /* RO */ 400 401 /* 402 * EXT_CSD field definitions 403 */ 404 #define EXT_CSD_FLUSH_CACHE_FLUSH 0x01 405 #define EXT_CSD_FLUSH_CACHE_BARRIER 0x02 406 407 #define EXT_CSD_CACHE_CTRL_CACHE_EN 0x01 408 409 #define EXT_CSD_EXT_PART_ATTR_DEFAULT 0x0 410 #define EXT_CSD_EXT_PART_ATTR_SYSTEMCODE 0x1 411 #define EXT_CSD_EXT_PART_ATTR_NPERSISTENT 0x2 412 413 #define EXT_CSD_PART_SET_COMPLETED 0x01 414 415 #define EXT_CSD_PART_ATTR_ENH_USR 0x01 416 #define EXT_CSD_PART_ATTR_ENH_GP0 0x02 417 #define EXT_CSD_PART_ATTR_ENH_GP1 0x04 418 #define EXT_CSD_PART_ATTR_ENH_GP2 0x08 419 #define EXT_CSD_PART_ATTR_ENH_GP3 0x10 420 #define EXT_CSD_PART_ATTR_ENH_MASK 0x1f 421 422 #define EXT_CSD_PART_SUPPORT_EN 0x01 423 #define EXT_CSD_PART_SUPPORT_ENH_ATTR_EN 0x02 424 #define EXT_CSD_PART_SUPPORT_EXT_ATTR_EN 0x04 425 426 #define EXT_CSD_BOOT_WP_STATUS_BOOT0_PWR 0x01 427 #define EXT_CSD_BOOT_WP_STATUS_BOOT0_PERM 0x02 428 #define EXT_CSD_BOOT_WP_STATUS_BOOT0_MASK 0x03 429 #define EXT_CSD_BOOT_WP_STATUS_BOOT1_PWR 0x04 430 #define EXT_CSD_BOOT_WP_STATUS_BOOT1_PERM 0x08 431 #define EXT_CSD_BOOT_WP_STATUS_BOOT1_MASK 0x0c 432 433 #define EXT_CSD_ERASE_GRP_DEF_EN 0x01 434 435 #define EXT_CSD_PART_CONFIG_ACC_DEFAULT 0x00 436 #define EXT_CSD_PART_CONFIG_ACC_BOOT0 0x01 437 #define EXT_CSD_PART_CONFIG_ACC_BOOT1 0x02 438 #define EXT_CSD_PART_CONFIG_ACC_RPMB 0x03 439 #define EXT_CSD_PART_CONFIG_ACC_GP0 0x04 440 #define EXT_CSD_PART_CONFIG_ACC_GP1 0x05 441 #define EXT_CSD_PART_CONFIG_ACC_GP2 0x06 442 #define EXT_CSD_PART_CONFIG_ACC_GP3 0x07 443 #define EXT_CSD_PART_CONFIG_ACC_MASK 0x07 444 #define EXT_CSD_PART_CONFIG_BOOT0 0x08 445 #define EXT_CSD_PART_CONFIG_BOOT1 0x10 446 #define EXT_CSD_PART_CONFIG_BOOT_USR 0x38 447 #define EXT_CSD_PART_CONFIG_BOOT_MASK 0x38 448 #define EXT_CSD_PART_CONFIG_BOOT_ACK 0x40 449 450 #define EXT_CSD_CMD_SET_NORMAL 1 451 #define EXT_CSD_CMD_SET_SECURE 2 452 #define EXT_CSD_CMD_SET_CPSECURE 4 453 454 #define EXT_CSD_HS_TIMING_BC 0 455 #define EXT_CSD_HS_TIMING_HS 1 456 #define EXT_CSD_HS_TIMING_HS200 2 457 #define EXT_CSD_HS_TIMING_HS400 3 458 #define EXT_CSD_HS_TIMING_DRV_STR_SHIFT 4 459 460 #define EXT_CSD_POWER_CLASS_8BIT_MASK 0xf0 461 #define EXT_CSD_POWER_CLASS_8BIT_SHIFT 4 462 #define EXT_CSD_POWER_CLASS_4BIT_MASK 0x0f 463 #define EXT_CSD_POWER_CLASS_4BIT_SHIFT 0 464 465 #define EXT_CSD_CARD_TYPE_HS_26 0x0001 466 #define EXT_CSD_CARD_TYPE_HS_52 0x0002 467 #define EXT_CSD_CARD_TYPE_DDR_52_1_8V 0x0004 468 #define EXT_CSD_CARD_TYPE_DDR_52_1_2V 0x0008 469 #define EXT_CSD_CARD_TYPE_HS200_1_8V 0x0010 470 #define EXT_CSD_CARD_TYPE_HS200_1_2V 0x0020 471 #define EXT_CSD_CARD_TYPE_HS400_1_8V 0x0040 472 #define EXT_CSD_CARD_TYPE_HS400_1_2V 0x0080 473 474 #define EXT_CSD_BUS_WIDTH_1 0 475 #define EXT_CSD_BUS_WIDTH_4 1 476 #define EXT_CSD_BUS_WIDTH_8 2 477 #define EXT_CSD_BUS_WIDTH_4_DDR 5 478 #define EXT_CSD_BUS_WIDTH_8_DDR 6 479 #define EXT_CSD_BUS_WIDTH_ES 0x80 480 481 #define EXT_CSD_STROBE_SUPPORT_EN 0x01 482 483 #define EXT_CSD_SEC_FEATURE_SUPPORT_ER_EN 0x01 484 #define EXT_CSD_SEC_FEATURE_SUPPORT_BD_BLK_EN 0x04 485 #define EXT_CSD_SEC_FEATURE_SUPPORT_GB_CL_EN 0x10 486 #define EXT_CSD_SEC_FEATURE_SUPPORT_SANITIZE 0x40 487 488 #define EXT_CSD_CACHE_FLUSH_POLICY_FIFO 0x01 489 490 /* 491 * Vendor specific EXT_CSD fields 492 */ 493 /* SanDisk iNAND */ 494 #define EXT_CSD_INAND_CMD38 113 495 #define EXT_CSD_INAND_CMD38_ERASE 0x00 496 #define EXT_CSD_INAND_CMD38_TRIM 0x01 497 #define EXT_CSD_INAND_CMD38_SECURE_ERASE 0x80 498 #define EXT_CSD_INAND_CMD38_SECURE_TRIM1 0x81 499 #define EXT_CSD_INAND_CMD38_SECURE_TRIM2 0x82 500 501 #define MMC_TYPE_HS_26_MAX 26000000 502 #define MMC_TYPE_HS_52_MAX 52000000 503 #define MMC_TYPE_DDR52_MAX 52000000 504 #define MMC_TYPE_HS200_HS400ES_MAX 200000000 505 506 /* 507 * SD bus widths 508 */ 509 #define SD_BUS_WIDTH_1 0 510 #define SD_BUS_WIDTH_4 2 511 512 /* 513 * SD Switch 514 */ 515 #define SD_SWITCH_MODE_CHECK 0 516 #define SD_SWITCH_MODE_SET 1 517 #define SD_SWITCH_GROUP1 0 518 #define SD_SWITCH_NORMAL_MODE 0 519 #define SD_SWITCH_HS_MODE 1 520 #define SD_SWITCH_SDR50_MODE 2 521 #define SD_SWITCH_SDR104_MODE 3 522 #define SD_SWITCH_DDR50 4 523 #define SD_SWITCH_NOCHANGE 0xF 524 525 #define SD_CLR_CARD_DETECT 0 526 #define SD_SET_CARD_DETECT 1 527 528 #define SD_HS_MAX 50000000 529 #define SD_DDR50_MAX 50000000 530 #define SD_SDR12_MAX 25000000 531 #define SD_SDR25_MAX 50000000 532 #define SD_SDR50_MAX 100000000 533 #define SD_SDR104_MAX 208000000 534 535 /* Specifications require 400 kHz max. during ID phase. */ 536 #define SD_MMC_CARD_ID_FREQUENCY 400000 537 538 /* 539 * SDIO Direct & Extended I/O 540 */ 541 #define SD_IO_RW_WR (1u << 31) 542 #define SD_IO_RW_FUNC(x) (((x) & 0x7) << 28) 543 #define SD_IO_RW_RAW (1u << 27) 544 #define SD_IO_RW_INCR (1u << 26) 545 #define SD_IO_RW_ADR(x) (((x) & 0x1FFFF) << 9) 546 #define SD_IO_RW_DAT(x) (((x) & 0xFF) << 0) 547 #define SD_IO_RW_LEN(x) (((x) & 0xFF) << 0) 548 549 #define SD_IOE_RW_LEN(x) (((x) & 0x1FF) << 0) 550 #define SD_IOE_RW_ADR(x) (((x) & 0x1FFFF) << 9) 551 #define SD_IOE_RW_INCR (1u << 26) 552 #define SD_IOE_RW_BLK (1u << 27) 553 #define SD_IOE_RW_FUNC(x) (((x) & 0x7) << 28) 554 #define SD_IOE_RW_WR (1u << 31) 555 556 /* Card Common Control Registers (CCCR) */ 557 #define SD_IO_CCCR_START 0x00000 /* Offset in F0 address space */ 558 #define SD_IO_CCCR_SIZE 0x100 /* Total size of CCCR */ 559 #define SD_IO_CCCR_FN_ENABLE 0x02 /* Enabled functions */ 560 #define SD_IO_CCCR_FN_READY 0x03 /* Function ready status */ 561 #define SD_IO_CCCR_INT_ENABLE 0x04 /* Per-function interrupt enable */ 562 #define SD_IO_CCCR_INT_PENDING 0x05 /* Per-function interrupt pending */ 563 #define SD_IO_CCCR_CTL 0x06 /* I/O Abort register */ 564 #define CCCR_CTL_RES (1 << 3) /* Perform SDIO reset */ 565 #define SD_IO_CCCR_BUS_WIDTH 0x07 /* Bus Width register */ 566 #define CCCR_BUS_WIDTH_4 (1 << 1) 567 #define CCCR_BUS_WIDTH_1 (1 << 0) 568 #define SD_IO_CCCR_CARDCAP 0x08 /* SDIO card capabilities */ 569 #define CCCR_CC_SMB (1 << 1) /* CMD53 block mode support */ 570 #define CCCR_CC_LSC (1 << 6) 571 572 #define SD_IO_CCCR_CISPTR 0x09 /* 0x09 - 0x0B */ 573 #define SD_IO_CCCR_FN0_BLKSZ 0x10 /* 0x10 - 0x11 */ 574 #define SD_IO_CCCR_SPEED 0x13 575 #define CCCR_SPEED_SHS (1 << 0) 576 #define CCCR_SPEED_BSS_MASK (0x7 << 1) 577 #define CCCR_SPEED_EHS (1 << 1) 578 #define CCCR_SPEED_SDR12 (0 << 1) 579 #define CCCR_SPEED_SDR25 (1 << 1) 580 #define CCCR_SPEED_SDR50 (2 << 1) 581 #define CCCR_SPEED_SDR104 (3 << 1) 582 #define CCCR_SPEED_DDR50 (4 << 1) 583 584 /* Function Basic Registers (FBR) */ 585 #define SD_IO_FBR_START 0x00100 /* Offset in F0 address space */ 586 #define SD_IO_FBR_SIZE 0x00700 /* Total size of FBR */ 587 #define SD_IO_FBR_F_SIZE 0x00100 /* Size of each function */ 588 #define SD_IO_FBR_START_F(n) (SD_IO_FBR_START + (n-1) * SD_IO_FBR_F_SIZE) 589 #define SD_IO_FBR_CIS_OFFSET 0x9 /* Offset of this function's info block within CIS area */ 590 #define SD_IO_FBR_IOBLKSZ 0x10 /* Block size for CMD53 block mode operations */ 591 592 /* Card Information Structure (CIS) */ 593 #define SD_IO_CIS_START 0x01000 /* Offset in F0 address space */ 594 #define SD_IO_CIS_SIZE 0x17000 /* Total size of CIS */ 595 596 /* CIS tuple codes (based on PC Card 16) */ 597 #define SD_IO_CISTPL_VERS_1 0x15 598 #define SD_IO_CISTPL_MANFID 0x20 599 #define SD_IO_CISTPL_FUNCID 0x21 600 #define SD_IO_CISTPL_FUNCE 0x22 601 #define SD_IO_CISTPL_END 0xff 602 603 /* CISTPL_FUNCID codes */ 604 /* OpenBSD incorrectly defines 0x0c as FUNCTION_WLAN */ 605 /* #define SDMMC_FUNCTION_WLAN 0x0c */ 606 607 /* OCR bits */ 608 609 /* 610 * in SD 2.0 spec, bits 8-14 are now marked reserved 611 * Low voltage in SD2.0 spec is bit 7, TBD voltage 612 * Low voltage in MC 3.31 spec is bit 7, 1.65-1.95V 613 * Specs prior to MMC 3.31 defined bits 0-7 as voltages down to 1.5V. 614 * 3.31 redefined them to be reserved and also said that cards had to 615 * support the 2.7-3.6V and fixed the OCR to be 0xfff8000 for high voltage 616 * cards. MMC 4.0 says that a dual voltage card responds with 0xfff8080. 617 * Looks like the fine-grained control of the voltage tolerance ranges 618 * was abandoned. 619 * 620 * The MMC_OCR_CCS appears to be valid for only SD cards. 621 */ 622 #define MMC_OCR_VOLTAGE 0x3fffffffU /* Vdd Voltage mask */ 623 #define MMC_OCR_LOW_VOLTAGE (1u << 7) /* Low Voltage Range -- tbd */ 624 #define MMC_OCR_MIN_VOLTAGE_SHIFT 7 625 #define MMC_OCR_200_210 (1U << 8) /* Vdd voltage 2.00 ~ 2.10 */ 626 #define MMC_OCR_210_220 (1U << 9) /* Vdd voltage 2.10 ~ 2.20 */ 627 #define MMC_OCR_220_230 (1U << 10) /* Vdd voltage 2.20 ~ 2.30 */ 628 #define MMC_OCR_230_240 (1U << 11) /* Vdd voltage 2.30 ~ 2.40 */ 629 #define MMC_OCR_240_250 (1U << 12) /* Vdd voltage 2.40 ~ 2.50 */ 630 #define MMC_OCR_250_260 (1U << 13) /* Vdd voltage 2.50 ~ 2.60 */ 631 #define MMC_OCR_260_270 (1U << 14) /* Vdd voltage 2.60 ~ 2.70 */ 632 #define MMC_OCR_270_280 (1U << 15) /* Vdd voltage 2.70 ~ 2.80 */ 633 #define MMC_OCR_280_290 (1U << 16) /* Vdd voltage 2.80 ~ 2.90 */ 634 #define MMC_OCR_290_300 (1U << 17) /* Vdd voltage 2.90 ~ 3.00 */ 635 #define MMC_OCR_300_310 (1U << 18) /* Vdd voltage 3.00 ~ 3.10 */ 636 #define MMC_OCR_310_320 (1U << 19) /* Vdd voltage 3.10 ~ 3.20 */ 637 #define MMC_OCR_320_330 (1U << 20) /* Vdd voltage 3.20 ~ 3.30 */ 638 #define MMC_OCR_330_340 (1U << 21) /* Vdd voltage 3.30 ~ 3.40 */ 639 #define MMC_OCR_340_350 (1U << 22) /* Vdd voltage 3.40 ~ 3.50 */ 640 #define MMC_OCR_350_360 (1U << 23) /* Vdd voltage 3.50 ~ 3.60 */ 641 #define MMC_OCR_MAX_VOLTAGE_SHIFT 23 642 #define MMC_OCR_S18R (1U << 24) /* Switching to 1.8 V requested (SD) */ 643 #define MMC_OCR_S18A MMC_OCR_S18R /* Switching to 1.8 V accepted (SD) */ 644 #define MMC_OCR_XPC (1U << 28) /* SDXC Power Control */ 645 #define MMC_OCR_ACCESS_MODE_BYTE (0U << 29) /* Access Mode Byte (MMC) */ 646 #define MMC_OCR_ACCESS_MODE_SECT (1U << 29) /* Access Mode Sector (MMC) */ 647 #define MMC_OCR_ACCESS_MODE_MASK (3U << 29) 648 #define MMC_OCR_CCS (1u << 30) /* Card Capacity status (SD vs SDHC) */ 649 #define MMC_OCR_CARD_BUSY (1U << 31) /* Card Power up status */ 650 651 /* CSD -- decoded structure */ 652 struct mmc_cid { 653 uint32_t mid; 654 char pnm[8]; 655 uint32_t psn; 656 uint16_t oid; 657 uint16_t mdt_year; 658 uint8_t mdt_month; 659 uint8_t prv; 660 uint8_t fwrev; 661 }; 662 663 struct mmc_csd { 664 uint8_t csd_structure; 665 uint8_t spec_vers; 666 uint16_t ccc; 667 uint16_t tacc; 668 uint32_t nsac; 669 uint32_t r2w_factor; 670 uint32_t tran_speed; 671 uint32_t read_bl_len; 672 uint32_t write_bl_len; 673 uint32_t vdd_r_curr_min; 674 uint32_t vdd_r_curr_max; 675 uint32_t vdd_w_curr_min; 676 uint32_t vdd_w_curr_max; 677 uint32_t wp_grp_size; 678 uint32_t erase_sector; 679 uint64_t capacity; 680 unsigned int read_bl_partial:1, 681 read_blk_misalign:1, 682 write_bl_partial:1, 683 write_blk_misalign:1, 684 dsr_imp:1, 685 erase_blk_en:1, 686 wp_grp_enable:1; 687 }; 688 689 struct mmc_scr { 690 unsigned char sda_vsn; 691 unsigned char bus_widths; 692 #define SD_SCR_BUS_WIDTH_1 (1 << 0) 693 #define SD_SCR_BUS_WIDTH_4 (1 << 2) 694 }; 695 696 struct mmc_sd_status { 697 uint8_t bus_width; 698 uint8_t secured_mode; 699 uint16_t card_type; 700 uint16_t prot_area; 701 uint8_t speed_class; 702 uint8_t perf_move; 703 uint8_t au_size; 704 uint16_t erase_size; 705 uint8_t erase_timeout; 706 uint8_t erase_offset; 707 }; 708 709 struct mmc_quirk { 710 uint32_t mid; 711 #define MMC_QUIRK_MID_ANY ((uint32_t)-1) 712 uint16_t oid; 713 #define MMC_QUIRK_OID_ANY ((uint16_t)-1) 714 const char *pnm; 715 uint32_t quirks; 716 #define MMC_QUIRK_INAND_CMD38 0x0001 717 #define MMC_QUIRK_BROKEN_TRIM 0x0002 718 }; 719 720 #define MMC_QUIRKS_FMT "\020" "\001INAND_CMD38" "\002BROKEN_TRIM" 721 722 /* 723 * Various MMC/SD constants 724 */ 725 #define MMC_BOOT_RPMB_BLOCK_SIZE (128 * 1024) 726 727 #define MMC_EXTCSD_SIZE 512 728 729 #define MMC_PART_GP_MAX 4 730 #define MMC_PART_MAX 8 731 732 #define MMC_TUNING_MAX 64 /* Maximum tuning iterations */ 733 #define MMC_TUNING_LEN 64 /* Size of tuning data */ 734 #define MMC_TUNING_LEN_HS200 128 /* Size of tuning data in HS200 mode */ 735 736 /* 737 * Older versions of the MMC standard had a variable sector size. However, 738 * I've been able to find no old MMC or SD cards that have a non 512 739 * byte sector size anywhere, so we assume that such cards are very rare 740 * and only note their existence in passing here... 741 */ 742 #define MMC_SECTOR_SIZE 512 743 744 #endif /* DEV_MMCREG_H */