Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 1 | /* |
| 2 | * This program is free software; you can redistribute it and/or |
| 3 | * modify it under the terms of the GNU General Public |
| 4 | * License v2 as published by the Free Software Foundation. |
| 5 | * |
| 6 | * This program is distributed in the hope that it will be useful, |
| 7 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 8 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 9 | * General Public License for more details. |
| 10 | * |
| 11 | * You should have received a copy of the GNU General Public |
| 12 | * License along with this program; if not, write to the |
| 13 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 14 | * Boston, MA 021110-1307, USA. |
| 15 | */ |
| 16 | |
| 17 | #include <stdio.h> |
| 18 | #include <stdlib.h> |
| 19 | #include <string.h> |
| 20 | #include <sys/ioctl.h> |
| 21 | #include <sys/types.h> |
| 22 | #include <dirent.h> |
| 23 | #include <sys/stat.h> |
| 24 | #include <unistd.h> |
| 25 | #include <fcntl.h> |
| 26 | #include <libgen.h> |
| 27 | #include <limits.h> |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 28 | #include <ctype.h> |
Roman Peniaev | c6cb053 | 2014-08-12 23:25:45 +0900 | [diff] [blame] | 29 | #include <errno.h> |
| 30 | #include <stdint.h> |
| 31 | #include <assert.h> |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 32 | |
| 33 | #include "mmc.h" |
| 34 | #include "mmc_cmds.h" |
Roman Peniaev | c6cb053 | 2014-08-12 23:25:45 +0900 | [diff] [blame] | 35 | #include "3rdparty/hmac_sha/hmac_sha2.h" |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 36 | |
| 37 | int read_extcsd(int fd, __u8 *ext_csd) |
| 38 | { |
| 39 | int ret = 0; |
| 40 | struct mmc_ioc_cmd idata; |
| 41 | memset(&idata, 0, sizeof(idata)); |
| 42 | memset(ext_csd, 0, sizeof(__u8) * 512); |
| 43 | idata.write_flag = 0; |
| 44 | idata.opcode = MMC_SEND_EXT_CSD; |
| 45 | idata.arg = 0; |
| 46 | idata.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_ADTC; |
| 47 | idata.blksz = 512; |
| 48 | idata.blocks = 1; |
| 49 | mmc_ioc_cmd_set_data(idata, ext_csd); |
| 50 | |
| 51 | ret = ioctl(fd, MMC_IOC_CMD, &idata); |
| 52 | if (ret) |
| 53 | perror("ioctl"); |
| 54 | |
| 55 | return ret; |
| 56 | } |
| 57 | |
| 58 | int write_extcsd_value(int fd, __u8 index, __u8 value) |
| 59 | { |
| 60 | int ret = 0; |
| 61 | struct mmc_ioc_cmd idata; |
| 62 | |
| 63 | memset(&idata, 0, sizeof(idata)); |
| 64 | idata.write_flag = 1; |
| 65 | idata.opcode = MMC_SWITCH; |
| 66 | idata.arg = (MMC_SWITCH_MODE_WRITE_BYTE << 24) | |
| 67 | (index << 16) | |
| 68 | (value << 8) | |
| 69 | EXT_CSD_CMD_SET_NORMAL; |
| 70 | idata.flags = MMC_RSP_SPI_R1B | MMC_RSP_R1B | MMC_CMD_AC; |
| 71 | |
| 72 | ret = ioctl(fd, MMC_IOC_CMD, &idata); |
| 73 | if (ret) |
| 74 | perror("ioctl"); |
| 75 | |
| 76 | return ret; |
| 77 | } |
| 78 | |
Ben Gardiner | 27c357d | 2013-05-30 17:12:47 -0400 | [diff] [blame] | 79 | int send_status(int fd, __u32 *response) |
| 80 | { |
| 81 | int ret = 0; |
| 82 | struct mmc_ioc_cmd idata; |
| 83 | |
| 84 | memset(&idata, 0, sizeof(idata)); |
| 85 | idata.opcode = MMC_SEND_STATUS; |
| 86 | idata.arg = (1 << 16); |
| 87 | idata.flags = MMC_RSP_R1 | MMC_CMD_AC; |
| 88 | |
| 89 | ret = ioctl(fd, MMC_IOC_CMD, &idata); |
| 90 | if (ret) |
| 91 | perror("ioctl"); |
| 92 | |
| 93 | *response = idata.response[0]; |
| 94 | |
| 95 | return ret; |
| 96 | } |
| 97 | |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 98 | void print_writeprotect_status(__u8 *ext_csd) |
| 99 | { |
| 100 | __u8 reg; |
| 101 | __u8 ext_csd_rev = ext_csd[192]; |
| 102 | |
| 103 | /* A43: reserved [174:0] */ |
| 104 | if (ext_csd_rev >= 5) { |
| 105 | printf("Boot write protection status registers" |
| 106 | " [BOOT_WP_STATUS]: 0x%02x\n", ext_csd[174]); |
| 107 | |
| 108 | reg = ext_csd[EXT_CSD_BOOT_WP]; |
| 109 | printf("Boot Area Write protection [BOOT_WP]: 0x%02x\n", reg); |
| 110 | printf(" Power ro locking: "); |
| 111 | if (reg & EXT_CSD_BOOT_WP_B_PWR_WP_DIS) |
| 112 | printf("not possible\n"); |
| 113 | else |
| 114 | printf("possible\n"); |
| 115 | |
| 116 | printf(" Permanent ro locking: "); |
| 117 | if (reg & EXT_CSD_BOOT_WP_B_PERM_WP_DIS) |
| 118 | printf("not possible\n"); |
| 119 | else |
| 120 | printf("possible\n"); |
| 121 | |
| 122 | printf(" ro lock status: "); |
| 123 | if (reg & EXT_CSD_BOOT_WP_B_PWR_WP_EN) |
| 124 | printf("locked until next power on\n"); |
| 125 | else if (reg & EXT_CSD_BOOT_WP_B_PERM_WP_EN) |
| 126 | printf("locked permanently\n"); |
| 127 | else |
| 128 | printf("not locked\n"); |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | int do_writeprotect_get(int nargs, char **argv) |
| 133 | { |
| 134 | __u8 ext_csd[512]; |
| 135 | int fd, ret; |
| 136 | char *device; |
| 137 | |
Chris Ball | 8ba4466 | 2012-04-19 13:22:54 -0400 | [diff] [blame] | 138 | CHECK(nargs != 2, "Usage: mmc writeprotect get </path/to/mmcblkX>\n", |
| 139 | exit(1)); |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 140 | |
| 141 | device = argv[1]; |
| 142 | |
| 143 | fd = open(device, O_RDWR); |
| 144 | if (fd < 0) { |
| 145 | perror("open"); |
| 146 | exit(1); |
| 147 | } |
| 148 | |
| 149 | ret = read_extcsd(fd, ext_csd); |
| 150 | if (ret) { |
| 151 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 152 | exit(1); |
| 153 | } |
| 154 | |
| 155 | print_writeprotect_status(ext_csd); |
| 156 | |
| 157 | return ret; |
| 158 | } |
| 159 | |
| 160 | int do_writeprotect_set(int nargs, char **argv) |
| 161 | { |
| 162 | __u8 ext_csd[512], value; |
| 163 | int fd, ret; |
| 164 | char *device; |
| 165 | |
Chris Ball | 8ba4466 | 2012-04-19 13:22:54 -0400 | [diff] [blame] | 166 | CHECK(nargs != 2, "Usage: mmc writeprotect set </path/to/mmcblkX>\n", |
| 167 | exit(1)); |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 168 | |
| 169 | device = argv[1]; |
| 170 | |
| 171 | fd = open(device, O_RDWR); |
| 172 | if (fd < 0) { |
| 173 | perror("open"); |
| 174 | exit(1); |
| 175 | } |
| 176 | |
| 177 | ret = read_extcsd(fd, ext_csd); |
| 178 | if (ret) { |
| 179 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 180 | exit(1); |
| 181 | } |
| 182 | |
| 183 | value = ext_csd[EXT_CSD_BOOT_WP] | |
| 184 | EXT_CSD_BOOT_WP_B_PWR_WP_EN; |
| 185 | ret = write_extcsd_value(fd, EXT_CSD_BOOT_WP, value); |
| 186 | if (ret) { |
| 187 | fprintf(stderr, "Could not write 0x%02x to " |
| 188 | "EXT_CSD[%d] in %s\n", |
| 189 | value, EXT_CSD_BOOT_WP, device); |
| 190 | exit(1); |
| 191 | } |
| 192 | |
| 193 | return ret; |
| 194 | } |
| 195 | |
Saugata Das | b7e2599 | 2012-05-17 09:26:34 -0400 | [diff] [blame] | 196 | int do_disable_512B_emulation(int nargs, char **argv) |
| 197 | { |
| 198 | __u8 ext_csd[512], native_sector_size, data_sector_size, wr_rel_param; |
| 199 | int fd, ret; |
| 200 | char *device; |
| 201 | |
| 202 | CHECK(nargs != 2, "Usage: mmc disable 512B emulation </path/to/mmcblkX>\n", exit(1)); |
| 203 | device = argv[1]; |
| 204 | |
| 205 | fd = open(device, O_RDWR); |
| 206 | if (fd < 0) { |
| 207 | perror("open"); |
| 208 | exit(1); |
| 209 | } |
| 210 | |
| 211 | ret = read_extcsd(fd, ext_csd); |
| 212 | if (ret) { |
| 213 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 214 | exit(1); |
| 215 | } |
| 216 | |
| 217 | wr_rel_param = ext_csd[EXT_CSD_WR_REL_PARAM]; |
| 218 | native_sector_size = ext_csd[EXT_CSD_NATIVE_SECTOR_SIZE]; |
| 219 | data_sector_size = ext_csd[EXT_CSD_DATA_SECTOR_SIZE]; |
| 220 | |
| 221 | if (native_sector_size && !data_sector_size && |
| 222 | (wr_rel_param & EN_REL_WR)) { |
| 223 | ret = write_extcsd_value(fd, EXT_CSD_USE_NATIVE_SECTOR, 1); |
| 224 | |
| 225 | if (ret) { |
| 226 | fprintf(stderr, "Could not write 0x%02x to EXT_CSD[%d] in %s\n", |
| 227 | 1, EXT_CSD_BOOT_WP, device); |
| 228 | exit(1); |
| 229 | } |
| 230 | printf("MMC disable 512B emulation successful. Now reset the device to switch to 4KB native sector mode.\n"); |
| 231 | } else if (native_sector_size && data_sector_size) { |
| 232 | printf("MMC 512B emulation mode is already disabled; doing nothing.\n"); |
| 233 | } else { |
| 234 | printf("MMC does not support disabling 512B emulation mode.\n"); |
| 235 | } |
| 236 | |
| 237 | return ret; |
| 238 | } |
| 239 | |
Giuseppe CAVALLARO | 7bd1320 | 2012-04-19 10:58:37 +0200 | [diff] [blame] | 240 | int do_write_boot_en(int nargs, char **argv) |
| 241 | { |
| 242 | __u8 ext_csd[512]; |
| 243 | __u8 value = 0; |
| 244 | int fd, ret; |
| 245 | char *device; |
| 246 | int boot_area, send_ack; |
| 247 | |
| 248 | CHECK(nargs != 4, "Usage: mmc bootpart enable <partition_number> " |
| 249 | "<send_ack> </path/to/mmcblkX>\n", exit(1)); |
| 250 | |
| 251 | /* |
| 252 | * If <send_ack> is 1, the device will send acknowledgment |
| 253 | * pattern "010" to the host when boot operation begins. |
| 254 | * If <send_ack> is 0, it won't. |
| 255 | */ |
| 256 | boot_area = strtol(argv[1], NULL, 10); |
| 257 | send_ack = strtol(argv[2], NULL, 10); |
| 258 | device = argv[3]; |
| 259 | |
| 260 | fd = open(device, O_RDWR); |
| 261 | if (fd < 0) { |
| 262 | perror("open"); |
| 263 | exit(1); |
| 264 | } |
| 265 | |
| 266 | ret = read_extcsd(fd, ext_csd); |
| 267 | if (ret) { |
| 268 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 269 | exit(1); |
| 270 | } |
| 271 | |
| 272 | value = ext_csd[EXT_CSD_PART_CONFIG]; |
| 273 | |
| 274 | switch (boot_area) { |
| 275 | case EXT_CSD_PART_CONFIG_ACC_BOOT0: |
| 276 | value |= (1 << 3); |
| 277 | value &= ~(3 << 4); |
| 278 | break; |
| 279 | case EXT_CSD_PART_CONFIG_ACC_BOOT1: |
| 280 | value |= (1 << 4); |
| 281 | value &= ~(1 << 3); |
| 282 | value &= ~(1 << 5); |
| 283 | break; |
| 284 | case EXT_CSD_PART_CONFIG_ACC_USER_AREA: |
| 285 | value |= (boot_area << 3); |
| 286 | break; |
| 287 | default: |
| 288 | fprintf(stderr, "Cannot enable the boot area\n"); |
| 289 | exit(1); |
| 290 | } |
| 291 | if (send_ack) |
| 292 | value |= EXT_CSD_PART_CONFIG_ACC_ACK; |
| 293 | else |
| 294 | value &= ~EXT_CSD_PART_CONFIG_ACC_ACK; |
| 295 | |
| 296 | ret = write_extcsd_value(fd, EXT_CSD_PART_CONFIG, value); |
| 297 | if (ret) { |
| 298 | fprintf(stderr, "Could not write 0x%02x to " |
| 299 | "EXT_CSD[%d] in %s\n", |
| 300 | value, EXT_CSD_PART_CONFIG, device); |
| 301 | exit(1); |
| 302 | } |
| 303 | return ret; |
| 304 | } |
| 305 | |
Chris Ball | f74dfe2 | 2012-10-19 16:49:55 -0400 | [diff] [blame] | 306 | int do_hwreset(int value, int nargs, char **argv) |
| 307 | { |
| 308 | __u8 ext_csd[512]; |
| 309 | int fd, ret; |
| 310 | char *device; |
| 311 | |
| 312 | CHECK(nargs != 2, "Usage: mmc hwreset enable </path/to/mmcblkX>\n", |
| 313 | exit(1)); |
| 314 | |
| 315 | device = argv[1]; |
| 316 | |
| 317 | fd = open(device, O_RDWR); |
| 318 | if (fd < 0) { |
| 319 | perror("open"); |
| 320 | exit(1); |
| 321 | } |
| 322 | |
| 323 | ret = read_extcsd(fd, ext_csd); |
| 324 | if (ret) { |
| 325 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 326 | exit(1); |
| 327 | } |
| 328 | |
| 329 | if ((ext_csd[EXT_CSD_RST_N_FUNCTION] & EXT_CSD_RST_N_EN_MASK) == |
| 330 | EXT_CSD_HW_RESET_EN) { |
| 331 | fprintf(stderr, |
| 332 | "H/W Reset is already permanently enabled on %s\n", |
| 333 | device); |
| 334 | exit(1); |
| 335 | } |
| 336 | if ((ext_csd[EXT_CSD_RST_N_FUNCTION] & EXT_CSD_RST_N_EN_MASK) == |
| 337 | EXT_CSD_HW_RESET_DIS) { |
| 338 | fprintf(stderr, |
| 339 | "H/W Reset is already permanently disabled on %s\n", |
| 340 | device); |
| 341 | exit(1); |
| 342 | } |
| 343 | |
| 344 | ret = write_extcsd_value(fd, EXT_CSD_RST_N_FUNCTION, value); |
| 345 | if (ret) { |
| 346 | fprintf(stderr, |
| 347 | "Could not write 0x%02x to EXT_CSD[%d] in %s\n", |
| 348 | value, EXT_CSD_RST_N_FUNCTION, device); |
| 349 | exit(1); |
| 350 | } |
| 351 | |
| 352 | return ret; |
| 353 | } |
| 354 | |
| 355 | int do_hwreset_en(int nargs, char **argv) |
| 356 | { |
| 357 | return do_hwreset(EXT_CSD_HW_RESET_EN, nargs, argv); |
| 358 | } |
| 359 | |
| 360 | int do_hwreset_dis(int nargs, char **argv) |
| 361 | { |
| 362 | return do_hwreset(EXT_CSD_HW_RESET_DIS, nargs, argv); |
| 363 | } |
| 364 | |
Jaehoon Chung | 8649651 | 2012-09-21 10:08:05 +0000 | [diff] [blame] | 365 | int do_write_bkops_en(int nargs, char **argv) |
| 366 | { |
| 367 | __u8 ext_csd[512], value = 0; |
| 368 | int fd, ret; |
| 369 | char *device; |
| 370 | |
| 371 | CHECK(nargs != 2, "Usage: mmc bkops enable </path/to/mmcblkX>\n", |
| 372 | exit(1)); |
| 373 | |
| 374 | device = argv[1]; |
| 375 | |
| 376 | fd = open(device, O_RDWR); |
| 377 | if (fd < 0) { |
| 378 | perror("open"); |
| 379 | exit(1); |
| 380 | } |
| 381 | |
| 382 | ret = read_extcsd(fd, ext_csd); |
| 383 | if (ret) { |
| 384 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 385 | exit(1); |
| 386 | } |
| 387 | |
| 388 | if (!(ext_csd[EXT_CSD_BKOPS_SUPPORT] & 0x1)) { |
| 389 | fprintf(stderr, "%s doesn't support BKOPS\n", device); |
| 390 | exit(1); |
| 391 | } |
| 392 | |
| 393 | ret = write_extcsd_value(fd, EXT_CSD_BKOPS_EN, BKOPS_ENABLE); |
| 394 | if (ret) { |
| 395 | fprintf(stderr, "Could not write 0x%02x to EXT_CSD[%d] in %s\n", |
| 396 | value, EXT_CSD_BKOPS_EN, device); |
| 397 | exit(1); |
| 398 | } |
| 399 | |
| 400 | return ret; |
| 401 | } |
| 402 | |
Ben Gardiner | 27c357d | 2013-05-30 17:12:47 -0400 | [diff] [blame] | 403 | int do_status_get(int nargs, char **argv) |
| 404 | { |
| 405 | __u32 response; |
| 406 | int fd, ret; |
| 407 | char *device; |
| 408 | |
| 409 | CHECK(nargs != 2, "Usage: mmc status get </path/to/mmcblkX>\n", |
| 410 | exit(1)); |
| 411 | |
| 412 | device = argv[1]; |
| 413 | |
| 414 | fd = open(device, O_RDWR); |
| 415 | if (fd < 0) { |
| 416 | perror("open"); |
| 417 | exit(1); |
| 418 | } |
| 419 | |
| 420 | ret = send_status(fd, &response); |
| 421 | if (ret) { |
| 422 | fprintf(stderr, "Could not read response to SEND_STATUS from %s\n", device); |
| 423 | exit(1); |
| 424 | } |
| 425 | |
| 426 | printf("SEND_STATUS response: 0x%08x\n", response); |
| 427 | |
| 428 | return ret; |
| 429 | } |
| 430 | |
Ben Gardiner | 4e85023 | 2013-05-30 17:12:49 -0400 | [diff] [blame] | 431 | unsigned int get_sector_count(__u8 *ext_csd) |
| 432 | { |
| 433 | return (ext_csd[EXT_CSD_SEC_COUNT_3] << 24) | |
| 434 | (ext_csd[EXT_CSD_SEC_COUNT_2] << 16) | |
| 435 | (ext_csd[EXT_CSD_SEC_COUNT_1] << 8) | |
| 436 | ext_csd[EXT_CSD_SEC_COUNT_0]; |
| 437 | } |
| 438 | |
| 439 | int is_blockaddresed(__u8 *ext_csd) |
| 440 | { |
| 441 | unsigned int sectors = get_sector_count(ext_csd); |
| 442 | |
| 443 | return (sectors > (2u * 1024 * 1024 * 1024) / 512); |
| 444 | } |
| 445 | |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 446 | unsigned int get_hc_wp_grp_size(__u8 *ext_csd) |
| 447 | { |
| 448 | return ext_csd[221]; |
| 449 | } |
| 450 | |
| 451 | unsigned int get_hc_erase_grp_size(__u8 *ext_csd) |
| 452 | { |
| 453 | return ext_csd[224]; |
| 454 | } |
| 455 | |
Ben Gardiner | e6e84e9 | 2013-09-19 11:14:27 -0400 | [diff] [blame] | 456 | int set_partitioning_setting_completed(int dry_run, const char * const device, |
| 457 | int fd) |
| 458 | { |
| 459 | int ret; |
| 460 | |
| 461 | if (dry_run) { |
| 462 | fprintf(stderr, "NOT setting PARTITION_SETTING_COMPLETED\n"); |
| 463 | fprintf(stderr, "These changes will not take effect neither " |
| 464 | "now nor after a power cycle\n"); |
| 465 | return 1; |
| 466 | } |
| 467 | |
| 468 | fprintf(stderr, "setting OTP PARTITION_SETTING_COMPLETED!\n"); |
| 469 | ret = write_extcsd_value(fd, EXT_CSD_PARTITION_SETTING_COMPLETED, 0x1); |
| 470 | if (ret) { |
| 471 | fprintf(stderr, "Could not write 0x1 to " |
| 472 | "EXT_CSD[%d] in %s\n", |
| 473 | EXT_CSD_PARTITION_SETTING_COMPLETED, device); |
| 474 | return 1; |
| 475 | } |
| 476 | |
| 477 | __u32 response; |
| 478 | ret = send_status(fd, &response); |
| 479 | if (ret) { |
| 480 | fprintf(stderr, "Could not get response to SEND_STATUS " |
| 481 | "from %s\n", device); |
| 482 | return 1; |
| 483 | } |
| 484 | |
| 485 | if (response & R1_SWITCH_ERROR) { |
| 486 | fprintf(stderr, "Setting OTP PARTITION_SETTING_COMPLETED " |
| 487 | "failed on %s\n", device); |
| 488 | return 1; |
| 489 | } |
| 490 | |
| 491 | fprintf(stderr, "Setting OTP PARTITION_SETTING_COMPLETED on " |
| 492 | "%s SUCCESS\n", device); |
| 493 | fprintf(stderr, "Device power cycle needed for settings to " |
| 494 | "take effect.\n" |
| 495 | "Confirm that PARTITION_SETTING_COMPLETED bit is set " |
| 496 | "using 'extcsd read' after power cycle\n"); |
| 497 | |
| 498 | return 0; |
| 499 | } |
| 500 | |
Balaji T K | 4afc8c8 | 2015-04-29 18:12:32 -0400 | [diff] [blame^] | 501 | int check_enhanced_area_total_limit(const char * const device, int fd) |
| 502 | { |
| 503 | __u8 ext_csd[512]; |
| 504 | __u32 regl; |
| 505 | unsigned long max_enh_area_sz, user_area_sz, enh_area_sz = 0; |
| 506 | unsigned long gp4_part_sz, gp3_part_sz, gp2_part_sz, gp1_part_sz; |
| 507 | unsigned int wp_sz, erase_sz; |
| 508 | int ret; |
| 509 | |
| 510 | ret = read_extcsd(fd, ext_csd); |
| 511 | if (ret) { |
| 512 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 513 | exit(1); |
| 514 | } |
| 515 | wp_sz = get_hc_wp_grp_size(ext_csd); |
| 516 | erase_sz = get_hc_erase_grp_size(ext_csd); |
| 517 | |
| 518 | regl = (ext_csd[EXT_CSD_GP_SIZE_MULT_4_2] << 16) | |
| 519 | (ext_csd[EXT_CSD_GP_SIZE_MULT_4_1] << 8) | |
| 520 | ext_csd[EXT_CSD_GP_SIZE_MULT_4_0]; |
| 521 | gp4_part_sz = 512l * regl * erase_sz * wp_sz; |
| 522 | if (ext_csd[EXT_CSD_PARTITIONS_ATTRIBUTE] & EXT_CSD_ENH_4) { |
| 523 | enh_area_sz += gp4_part_sz; |
| 524 | printf("Enhanced GP4 Partition Size [GP_SIZE_MULT_4]: 0x%06x\n", regl); |
| 525 | printf(" i.e. %lu KiB\n", gp4_part_sz); |
| 526 | } |
| 527 | |
| 528 | regl = (ext_csd[EXT_CSD_GP_SIZE_MULT_3_2] << 16) | |
| 529 | (ext_csd[EXT_CSD_GP_SIZE_MULT_3_1] << 8) | |
| 530 | ext_csd[EXT_CSD_GP_SIZE_MULT_3_0]; |
| 531 | gp3_part_sz = 512l * regl * erase_sz * wp_sz; |
| 532 | if (ext_csd[EXT_CSD_PARTITIONS_ATTRIBUTE] & EXT_CSD_ENH_3) { |
| 533 | enh_area_sz += gp3_part_sz; |
| 534 | printf("Enhanced GP3 Partition Size [GP_SIZE_MULT_3]: 0x%06x\n", regl); |
| 535 | printf(" i.e. %lu KiB\n", gp3_part_sz); |
| 536 | } |
| 537 | |
| 538 | regl = (ext_csd[EXT_CSD_GP_SIZE_MULT_2_2] << 16) | |
| 539 | (ext_csd[EXT_CSD_GP_SIZE_MULT_2_1] << 8) | |
| 540 | ext_csd[EXT_CSD_GP_SIZE_MULT_2_0]; |
| 541 | gp2_part_sz = 512l * regl * erase_sz * wp_sz; |
| 542 | if (ext_csd[EXT_CSD_PARTITIONS_ATTRIBUTE] & EXT_CSD_ENH_2) { |
| 543 | enh_area_sz += gp2_part_sz; |
| 544 | printf("Enhanced GP2 Partition Size [GP_SIZE_MULT_2]: 0x%06x\n", regl); |
| 545 | printf(" i.e. %lu KiB\n", gp2_part_sz); |
| 546 | } |
| 547 | |
| 548 | regl = (ext_csd[EXT_CSD_GP_SIZE_MULT_1_2] << 16) | |
| 549 | (ext_csd[EXT_CSD_GP_SIZE_MULT_1_1] << 8) | |
| 550 | ext_csd[EXT_CSD_GP_SIZE_MULT_1_0]; |
| 551 | gp1_part_sz = 512l * regl * erase_sz * wp_sz; |
| 552 | if (ext_csd[EXT_CSD_PARTITIONS_ATTRIBUTE] & EXT_CSD_ENH_1) { |
| 553 | enh_area_sz += gp1_part_sz; |
| 554 | printf("Enhanced GP1 Partition Size [GP_SIZE_MULT_1]: 0x%06x\n", regl); |
| 555 | printf(" i.e. %lu KiB\n", gp1_part_sz); |
| 556 | } |
| 557 | |
| 558 | regl = (ext_csd[EXT_CSD_ENH_SIZE_MULT_2] << 16) | |
| 559 | (ext_csd[EXT_CSD_ENH_SIZE_MULT_1] << 8) | |
| 560 | ext_csd[EXT_CSD_ENH_SIZE_MULT_0]; |
| 561 | user_area_sz = 512l * regl * erase_sz * wp_sz; |
| 562 | if (ext_csd[EXT_CSD_PARTITIONS_ATTRIBUTE] & EXT_CSD_ENH_USR) { |
| 563 | enh_area_sz += user_area_sz; |
| 564 | printf("Enhanced User Data Area Size [ENH_SIZE_MULT]: 0x%06x\n", regl); |
| 565 | printf(" i.e. %lu KiB\n", user_area_sz); |
| 566 | } |
| 567 | |
| 568 | regl = (ext_csd[EXT_CSD_MAX_ENH_SIZE_MULT_2] << 16) | |
| 569 | (ext_csd[EXT_CSD_MAX_ENH_SIZE_MULT_1] << 8) | |
| 570 | ext_csd[EXT_CSD_MAX_ENH_SIZE_MULT_0]; |
| 571 | max_enh_area_sz = 512l * regl * erase_sz * wp_sz; |
| 572 | printf("Max Enhanced Area Size [MAX_ENH_SIZE_MULT]: 0x%06x\n", regl); |
| 573 | printf(" i.e. %lu KiB\n", max_enh_area_sz); |
| 574 | if (enh_area_sz > max_enh_area_sz) { |
| 575 | fprintf(stderr, |
| 576 | "Programmed total enhanced size %lu KiB cannot exceed max enhanced area %lu KiB %s\n", |
| 577 | enh_area_sz, max_enh_area_sz, device); |
| 578 | return 1; |
| 579 | } |
| 580 | |
| 581 | return 0; |
| 582 | } |
| 583 | |
Ben Gardiner | d91d369 | 2013-05-30 17:12:51 -0400 | [diff] [blame] | 584 | int do_enh_area_set(int nargs, char **argv) |
| 585 | { |
| 586 | __u8 value; |
| 587 | __u8 ext_csd[512]; |
| 588 | int fd, ret; |
| 589 | char *device; |
| 590 | int dry_run = 1; |
| 591 | unsigned int start_kib, length_kib, enh_start_addr, enh_size_mult; |
| 592 | unsigned long align; |
| 593 | |
| 594 | CHECK(nargs != 5, "Usage: mmc enh_area set <-y|-n> <start KiB> <length KiB> " |
| 595 | "</path/to/mmcblkX>\n", exit(1)); |
| 596 | |
| 597 | if (!strcmp("-y", argv[1])) |
| 598 | dry_run = 0; |
| 599 | |
| 600 | start_kib = strtol(argv[2], NULL, 10); |
| 601 | length_kib = strtol(argv[3], NULL, 10); |
| 602 | device = argv[4]; |
| 603 | |
| 604 | fd = open(device, O_RDWR); |
| 605 | if (fd < 0) { |
| 606 | perror("open"); |
| 607 | exit(1); |
| 608 | } |
| 609 | |
| 610 | ret = read_extcsd(fd, ext_csd); |
| 611 | if (ret) { |
| 612 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 613 | exit(1); |
| 614 | } |
| 615 | |
| 616 | /* assert ENH_ATTRIBUTE_EN */ |
| 617 | if (!(ext_csd[EXT_CSD_PARTITIONING_SUPPORT] & EXT_CSD_ENH_ATTRIBUTE_EN)) |
| 618 | { |
| 619 | printf(" Device cannot have enhanced tech.\n"); |
| 620 | exit(1); |
| 621 | } |
| 622 | |
| 623 | /* assert not PARTITION_SETTING_COMPLETED */ |
| 624 | if (ext_csd[EXT_CSD_PARTITION_SETTING_COMPLETED]) |
| 625 | { |
| 626 | printf(" Device is already partitioned\n"); |
| 627 | exit(1); |
| 628 | } |
| 629 | |
| 630 | align = 512l * get_hc_wp_grp_size(ext_csd) * get_hc_erase_grp_size(ext_csd); |
| 631 | |
| 632 | enh_size_mult = (length_kib + align/2l) / align; |
| 633 | |
| 634 | enh_start_addr = start_kib * 1024 / (is_blockaddresed(ext_csd) ? 512 : 1); |
| 635 | enh_start_addr /= align; |
| 636 | enh_start_addr *= align; |
| 637 | |
| 638 | /* set EXT_CSD_ERASE_GROUP_DEF bit 0 */ |
| 639 | ret = write_extcsd_value(fd, EXT_CSD_ERASE_GROUP_DEF, 0x1); |
| 640 | if (ret) { |
| 641 | fprintf(stderr, "Could not write 0x1 to " |
| 642 | "EXT_CSD[%d] in %s\n", |
| 643 | EXT_CSD_ERASE_GROUP_DEF, device); |
| 644 | exit(1); |
| 645 | } |
| 646 | |
| 647 | /* write to ENH_START_ADDR and ENH_SIZE_MULT and PARTITIONS_ATTRIBUTE's ENH_USR bit */ |
| 648 | value = (enh_start_addr >> 24) & 0xff; |
| 649 | ret = write_extcsd_value(fd, EXT_CSD_ENH_START_ADDR_3, value); |
| 650 | if (ret) { |
| 651 | fprintf(stderr, "Could not write 0x%02x to " |
| 652 | "EXT_CSD[%d] in %s\n", value, |
| 653 | EXT_CSD_ENH_START_ADDR_3, device); |
| 654 | exit(1); |
| 655 | } |
| 656 | value = (enh_start_addr >> 16) & 0xff; |
| 657 | ret = write_extcsd_value(fd, EXT_CSD_ENH_START_ADDR_2, value); |
| 658 | if (ret) { |
| 659 | fprintf(stderr, "Could not write 0x%02x to " |
| 660 | "EXT_CSD[%d] in %s\n", value, |
| 661 | EXT_CSD_ENH_START_ADDR_2, device); |
| 662 | exit(1); |
| 663 | } |
| 664 | value = (enh_start_addr >> 8) & 0xff; |
| 665 | ret = write_extcsd_value(fd, EXT_CSD_ENH_START_ADDR_1, value); |
| 666 | if (ret) { |
| 667 | fprintf(stderr, "Could not write 0x%02x to " |
| 668 | "EXT_CSD[%d] in %s\n", value, |
| 669 | EXT_CSD_ENH_START_ADDR_1, device); |
| 670 | exit(1); |
| 671 | } |
| 672 | value = enh_start_addr & 0xff; |
| 673 | ret = write_extcsd_value(fd, EXT_CSD_ENH_START_ADDR_0, value); |
| 674 | if (ret) { |
| 675 | fprintf(stderr, "Could not write 0x%02x to " |
| 676 | "EXT_CSD[%d] in %s\n", value, |
| 677 | EXT_CSD_ENH_START_ADDR_0, device); |
| 678 | exit(1); |
| 679 | } |
| 680 | |
| 681 | value = (enh_size_mult >> 16) & 0xff; |
| 682 | ret = write_extcsd_value(fd, EXT_CSD_ENH_SIZE_MULT_2, value); |
| 683 | if (ret) { |
| 684 | fprintf(stderr, "Could not write 0x%02x to " |
| 685 | "EXT_CSD[%d] in %s\n", value, |
| 686 | EXT_CSD_ENH_SIZE_MULT_2, device); |
| 687 | exit(1); |
| 688 | } |
| 689 | value = (enh_size_mult >> 8) & 0xff; |
| 690 | ret = write_extcsd_value(fd, EXT_CSD_ENH_SIZE_MULT_1, value); |
| 691 | if (ret) { |
| 692 | fprintf(stderr, "Could not write 0x%02x to " |
| 693 | "EXT_CSD[%d] in %s\n", value, |
| 694 | EXT_CSD_ENH_SIZE_MULT_1, device); |
| 695 | exit(1); |
| 696 | } |
| 697 | value = enh_size_mult & 0xff; |
| 698 | ret = write_extcsd_value(fd, EXT_CSD_ENH_SIZE_MULT_0, value); |
| 699 | if (ret) { |
| 700 | fprintf(stderr, "Could not write 0x%02x to " |
| 701 | "EXT_CSD[%d] in %s\n", value, |
| 702 | EXT_CSD_ENH_SIZE_MULT_0, device); |
| 703 | exit(1); |
| 704 | } |
Balaji T K | 4afc8c8 | 2015-04-29 18:12:32 -0400 | [diff] [blame^] | 705 | value = ext_csd[EXT_CSD_PARTITIONS_ATTRIBUTE] | EXT_CSD_ENH_USR; |
| 706 | ret = write_extcsd_value(fd, EXT_CSD_PARTITIONS_ATTRIBUTE, value); |
Ben Gardiner | d91d369 | 2013-05-30 17:12:51 -0400 | [diff] [blame] | 707 | if (ret) { |
| 708 | fprintf(stderr, "Could not write EXT_CSD_ENH_USR to " |
| 709 | "EXT_CSD[%d] in %s\n", |
| 710 | EXT_CSD_PARTITIONS_ATTRIBUTE, device); |
| 711 | exit(1); |
| 712 | } |
| 713 | |
Balaji T K | 4afc8c8 | 2015-04-29 18:12:32 -0400 | [diff] [blame^] | 714 | ret = check_enhanced_area_total_limit(device, fd); |
| 715 | if (ret) |
| 716 | exit(1); |
| 717 | |
Ben Gardiner | e6e84e9 | 2013-09-19 11:14:27 -0400 | [diff] [blame] | 718 | printf("Done setting ENH_USR area on %s\n", device); |
Ben Gardiner | d91d369 | 2013-05-30 17:12:51 -0400 | [diff] [blame] | 719 | |
Ben Gardiner | e6e84e9 | 2013-09-19 11:14:27 -0400 | [diff] [blame] | 720 | if (!set_partitioning_setting_completed(dry_run, device, fd)) |
Ben Gardiner | d91d369 | 2013-05-30 17:12:51 -0400 | [diff] [blame] | 721 | exit(1); |
Ben Gardiner | d91d369 | 2013-05-30 17:12:51 -0400 | [diff] [blame] | 722 | |
| 723 | return 0; |
| 724 | } |
| 725 | |
Ben Gardiner | 196d0d2 | 2013-09-19 11:14:29 -0400 | [diff] [blame] | 726 | int do_write_reliability_set(int nargs, char **argv) |
| 727 | { |
| 728 | __u8 value; |
| 729 | __u8 ext_csd[512]; |
| 730 | int fd, ret; |
| 731 | |
| 732 | int dry_run = 1; |
| 733 | int partition; |
| 734 | char *device; |
| 735 | |
| 736 | CHECK(nargs != 4, "Usage: mmc write_reliability set <-y|-n> " |
| 737 | "<partition> </path/to/mmcblkX>\n", exit(1)); |
| 738 | |
| 739 | if (!strcmp("-y", argv[1])) |
| 740 | dry_run = 0; |
| 741 | |
| 742 | partition = strtol(argv[2], NULL, 10); |
| 743 | device = argv[3]; |
| 744 | |
| 745 | fd = open(device, O_RDWR); |
| 746 | if (fd < 0) { |
| 747 | perror("open"); |
| 748 | exit(1); |
| 749 | } |
| 750 | |
| 751 | ret = read_extcsd(fd, ext_csd); |
| 752 | if (ret) { |
| 753 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 754 | exit(1); |
| 755 | } |
| 756 | |
| 757 | /* assert not PARTITION_SETTING_COMPLETED */ |
| 758 | if (ext_csd[EXT_CSD_PARTITION_SETTING_COMPLETED]) |
| 759 | { |
| 760 | printf(" Device is already partitioned\n"); |
| 761 | exit(1); |
| 762 | } |
| 763 | |
| 764 | /* assert HS_CTRL_REL */ |
| 765 | if (!(ext_csd[EXT_CSD_WR_REL_PARAM] & HS_CTRL_REL)) { |
| 766 | printf("Cannot set write reliability parameters, WR_REL_SET is " |
| 767 | "read-only\n"); |
| 768 | exit(1); |
| 769 | } |
| 770 | |
| 771 | value = ext_csd[EXT_CSD_WR_REL_SET] | (1<<partition); |
| 772 | ret = write_extcsd_value(fd, EXT_CSD_WR_REL_SET, value); |
| 773 | if (ret) { |
| 774 | fprintf(stderr, "Could not write 0x%02x to EXT_CSD[%d] in %s\n", |
| 775 | value, EXT_CSD_WR_REL_SET, device); |
| 776 | exit(1); |
| 777 | } |
| 778 | |
| 779 | printf("Done setting EXT_CSD_WR_REL_SET to 0x%02x on %s\n", |
| 780 | value, device); |
| 781 | |
| 782 | if (!set_partitioning_setting_completed(dry_run, device, fd)) |
| 783 | exit(1); |
| 784 | |
| 785 | return 0; |
| 786 | } |
| 787 | |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 788 | int do_read_extcsd(int nargs, char **argv) |
| 789 | { |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 790 | __u8 ext_csd[512], ext_csd_rev, reg; |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 791 | __u32 regl; |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 792 | int fd, ret; |
| 793 | char *device; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 794 | const char *str; |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 795 | |
Chris Ball | 8ba4466 | 2012-04-19 13:22:54 -0400 | [diff] [blame] | 796 | CHECK(nargs != 2, "Usage: mmc extcsd read </path/to/mmcblkX>\n", |
| 797 | exit(1)); |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 798 | |
| 799 | device = argv[1]; |
| 800 | |
| 801 | fd = open(device, O_RDWR); |
| 802 | if (fd < 0) { |
| 803 | perror("open"); |
| 804 | exit(1); |
| 805 | } |
| 806 | |
| 807 | ret = read_extcsd(fd, ext_csd); |
| 808 | if (ret) { |
| 809 | fprintf(stderr, "Could not read EXT_CSD from %s\n", device); |
| 810 | exit(1); |
| 811 | } |
| 812 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 813 | ext_csd_rev = ext_csd[192]; |
| 814 | |
| 815 | switch (ext_csd_rev) { |
| 816 | case 6: |
| 817 | str = "4.5"; |
| 818 | break; |
| 819 | case 5: |
| 820 | str = "4.41"; |
| 821 | break; |
| 822 | case 3: |
| 823 | str = "4.3"; |
| 824 | break; |
| 825 | case 2: |
| 826 | str = "4.2"; |
| 827 | break; |
| 828 | case 1: |
| 829 | str = "4.1"; |
| 830 | break; |
| 831 | case 0: |
| 832 | str = "4.0"; |
| 833 | break; |
| 834 | default: |
| 835 | goto out_free; |
| 836 | } |
| 837 | printf("=============================================\n"); |
| 838 | printf(" Extended CSD rev 1.%d (MMC %s)\n", ext_csd_rev, str); |
| 839 | printf("=============================================\n\n"); |
| 840 | |
| 841 | if (ext_csd_rev < 3) |
| 842 | goto out_free; /* No ext_csd */ |
| 843 | |
| 844 | /* Parse the Extended CSD registers. |
| 845 | * Reserved bit should be read as "0" in case of spec older |
| 846 | * than A441. |
| 847 | */ |
| 848 | reg = ext_csd[EXT_CSD_S_CMD_SET]; |
| 849 | printf("Card Supported Command sets [S_CMD_SET: 0x%02x]\n", reg); |
| 850 | if (!reg) |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 851 | printf(" - Standard MMC command sets\n"); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 852 | |
| 853 | reg = ext_csd[EXT_CSD_HPI_FEATURE]; |
| 854 | printf("HPI Features [HPI_FEATURE: 0x%02x]: ", reg); |
| 855 | if (reg & EXT_CSD_HPI_SUPP) { |
| 856 | if (reg & EXT_CSD_HPI_IMPL) |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 857 | printf("implementation based on CMD12\n"); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 858 | else |
| 859 | printf("implementation based on CMD13\n"); |
| 860 | } |
| 861 | |
| 862 | printf("Background operations support [BKOPS_SUPPORT: 0x%02x]\n", |
| 863 | ext_csd[502]); |
| 864 | |
| 865 | if (ext_csd_rev >= 6) { |
| 866 | printf("Max Packet Read Cmd [MAX_PACKED_READS: 0x%02x]\n", |
| 867 | ext_csd[501]); |
| 868 | printf("Max Packet Write Cmd [MAX_PACKED_WRITES: 0x%02x]\n", |
| 869 | ext_csd[500]); |
| 870 | printf("Data TAG support [DATA_TAG_SUPPORT: 0x%02x]\n", |
| 871 | ext_csd[499]); |
| 872 | |
| 873 | printf("Data TAG Unit Size [TAG_UNIT_SIZE: 0x%02x]\n", |
| 874 | ext_csd[498]); |
| 875 | printf("Tag Resources Size [TAG_RES_SIZE: 0x%02x]\n", |
| 876 | ext_csd[497]); |
| 877 | printf("Context Management Capabilities" |
| 878 | " [CONTEXT_CAPABILITIES: 0x%02x]\n", ext_csd[496]); |
| 879 | printf("Large Unit Size [LARGE_UNIT_SIZE_M1: 0x%02x]\n", |
| 880 | ext_csd[495]); |
| 881 | printf("Extended partition attribute support" |
| 882 | " [EXT_SUPPORT: 0x%02x]\n", ext_csd[494]); |
| 883 | printf("Generic CMD6 Timer [GENERIC_CMD6_TIME: 0x%02x]\n", |
| 884 | ext_csd[248]); |
| 885 | printf("Power off notification [POWER_OFF_LONG_TIME: 0x%02x]\n", |
| 886 | ext_csd[247]); |
| 887 | printf("Cache Size [CACHE_SIZE] is %d KiB\n", |
| 888 | ext_csd[249] << 0 | (ext_csd[250] << 8) | |
| 889 | (ext_csd[251] << 16) | (ext_csd[252] << 24)); |
| 890 | } |
| 891 | |
| 892 | /* A441: Reserved [501:247] |
| 893 | A43: reserved [246:229] */ |
| 894 | if (ext_csd_rev >= 5) { |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 895 | printf("Background operations status" |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 896 | " [BKOPS_STATUS: 0x%02x]\n", ext_csd[246]); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 897 | |
| 898 | /* CORRECTLY_PRG_SECTORS_NUM [245:242] TODO */ |
| 899 | |
| 900 | printf("1st Initialisation Time after programmed sector" |
| 901 | " [INI_TIMEOUT_AP: 0x%02x]\n", ext_csd[241]); |
| 902 | |
| 903 | /* A441: reserved [240] */ |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 904 | printf("Power class for 52MHz, DDR at 3.6V" |
| 905 | " [PWR_CL_DDR_52_360: 0x%02x]\n", ext_csd[239]); |
| 906 | printf("Power class for 52MHz, DDR at 1.95V" |
| 907 | " [PWR_CL_DDR_52_195: 0x%02x]\n", ext_csd[238]); |
| 908 | |
| 909 | /* A441: reserved [237-236] */ |
| 910 | |
| 911 | if (ext_csd_rev >= 6) { |
| 912 | printf("Power class for 200MHz at 3.6V" |
| 913 | " [PWR_CL_200_360: 0x%02x]\n", ext_csd[237]); |
| 914 | printf("Power class for 200MHz, at 1.95V" |
| 915 | " [PWR_CL_200_195: 0x%02x]\n", ext_csd[236]); |
| 916 | } |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 917 | printf("Minimum Performance for 8bit at 52MHz in DDR mode:\n"); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 918 | printf(" [MIN_PERF_DDR_W_8_52: 0x%02x]\n", ext_csd[235]); |
| 919 | printf(" [MIN_PERF_DDR_R_8_52: 0x%02x]\n", ext_csd[234]); |
| 920 | /* A441: reserved [233] */ |
| 921 | printf("TRIM Multiplier [TRIM_MULT: 0x%02x]\n", ext_csd[232]); |
| 922 | printf("Secure Feature support [SEC_FEATURE_SUPPORT: 0x%02x]\n", |
| 923 | ext_csd[231]); |
| 924 | } |
| 925 | if (ext_csd_rev == 5) { /* Obsolete in 4.5 */ |
| 926 | printf("Secure Erase Multiplier [SEC_ERASE_MULT: 0x%02x]\n", |
| 927 | ext_csd[230]); |
| 928 | printf("Secure TRIM Multiplier [SEC_TRIM_MULT: 0x%02x]\n", |
| 929 | ext_csd[229]); |
| 930 | } |
| 931 | reg = ext_csd[EXT_CSD_BOOT_INFO]; |
| 932 | printf("Boot Information [BOOT_INFO: 0x%02x]\n", reg); |
| 933 | if (reg & EXT_CSD_BOOT_INFO_ALT) |
| 934 | printf(" Device supports alternative boot method\n"); |
| 935 | if (reg & EXT_CSD_BOOT_INFO_DDR_DDR) |
| 936 | printf(" Device supports dual data rate during boot\n"); |
| 937 | if (reg & EXT_CSD_BOOT_INFO_HS_MODE) |
| 938 | printf(" Device supports high speed timing during boot\n"); |
| 939 | |
| 940 | /* A441/A43: reserved [227] */ |
| 941 | printf("Boot partition size [BOOT_SIZE_MULTI: 0x%02x]\n", ext_csd[226]); |
| 942 | printf("Access size [ACC_SIZE: 0x%02x]\n", ext_csd[225]); |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 943 | |
| 944 | reg = get_hc_erase_grp_size(ext_csd); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 945 | printf("High-capacity erase unit size [HC_ERASE_GRP_SIZE: 0x%02x]\n", |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 946 | reg); |
| 947 | printf(" i.e. %u KiB\n", 512 * reg); |
| 948 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 949 | printf("High-capacity erase timeout [ERASE_TIMEOUT_MULT: 0x%02x]\n", |
| 950 | ext_csd[223]); |
| 951 | printf("Reliable write sector count [REL_WR_SEC_C: 0x%02x]\n", |
| 952 | ext_csd[222]); |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 953 | |
| 954 | reg = get_hc_wp_grp_size(ext_csd); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 955 | printf("High-capacity W protect group size [HC_WP_GRP_SIZE: 0x%02x]\n", |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 956 | reg); |
| 957 | printf(" i.e. %lu KiB\n", 512l * get_hc_erase_grp_size(ext_csd) * reg); |
| 958 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 959 | printf("Sleep current (VCC) [S_C_VCC: 0x%02x]\n", ext_csd[220]); |
| 960 | printf("Sleep current (VCCQ) [S_C_VCCQ: 0x%02x]\n", ext_csd[219]); |
| 961 | /* A441/A43: reserved [218] */ |
| 962 | printf("Sleep/awake timeout [S_A_TIMEOUT: 0x%02x]\n", ext_csd[217]); |
| 963 | /* A441/A43: reserved [216] */ |
Ben Gardiner | 4e85023 | 2013-05-30 17:12:49 -0400 | [diff] [blame] | 964 | |
| 965 | unsigned int sectors = get_sector_count(ext_csd); |
| 966 | printf("Sector Count [SEC_COUNT: 0x%08x]\n", sectors); |
| 967 | if (is_blockaddresed(ext_csd)) |
| 968 | printf(" Device is block-addressed\n"); |
| 969 | else |
| 970 | printf(" Device is NOT block-addressed\n"); |
| 971 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 972 | /* A441/A43: reserved [211] */ |
| 973 | printf("Minimum Write Performance for 8bit:\n"); |
| 974 | printf(" [MIN_PERF_W_8_52: 0x%02x]\n", ext_csd[210]); |
| 975 | printf(" [MIN_PERF_R_8_52: 0x%02x]\n", ext_csd[209]); |
| 976 | printf(" [MIN_PERF_W_8_26_4_52: 0x%02x]\n", ext_csd[208]); |
| 977 | printf(" [MIN_PERF_R_8_26_4_52: 0x%02x]\n", ext_csd[207]); |
| 978 | printf("Minimum Write Performance for 4bit:\n"); |
| 979 | printf(" [MIN_PERF_W_4_26: 0x%02x]\n", ext_csd[206]); |
| 980 | printf(" [MIN_PERF_R_4_26: 0x%02x]\n", ext_csd[205]); |
| 981 | /* A441/A43: reserved [204] */ |
| 982 | printf("Power classes registers:\n"); |
| 983 | printf(" [PWR_CL_26_360: 0x%02x]\n", ext_csd[203]); |
| 984 | printf(" [PWR_CL_52_360: 0x%02x]\n", ext_csd[202]); |
| 985 | printf(" [PWR_CL_26_195: 0x%02x]\n", ext_csd[201]); |
| 986 | printf(" [PWR_CL_52_195: 0x%02x]\n", ext_csd[200]); |
| 987 | |
| 988 | /* A43: reserved [199:198] */ |
| 989 | if (ext_csd_rev >= 5) { |
| 990 | printf("Partition switching timing " |
| 991 | "[PARTITION_SWITCH_TIME: 0x%02x]\n", ext_csd[199]); |
| 992 | printf("Out-of-interrupt busy timing" |
| 993 | " [OUT_OF_INTERRUPT_TIME: 0x%02x]\n", ext_csd[198]); |
| 994 | } |
| 995 | |
| 996 | /* A441/A43: reserved [197] [195] [193] [190] [188] |
| 997 | * [186] [184] [182] [180] [176] */ |
| 998 | |
| 999 | if (ext_csd_rev >= 6) |
| 1000 | printf("I/O Driver Strength [DRIVER_STRENGTH: 0x%02x]\n", |
| 1001 | ext_csd[197]); |
| 1002 | |
Oleg Matcovschi | 64f63a3 | 2013-05-23 17:11:07 -0700 | [diff] [blame] | 1003 | /* DEVICE_TYPE in A45, CARD_TYPE in A441 */ |
| 1004 | reg = ext_csd[196]; |
| 1005 | printf("Card Type [CARD_TYPE: 0x%02x]\n", reg); |
| 1006 | if (reg & 0x20) printf(" HS200 Single Data Rate eMMC @200MHz 1.2VI/O\n"); |
| 1007 | if (reg & 0x10) printf(" HS200 Single Data Rate eMMC @200MHz 1.8VI/O\n"); |
| 1008 | if (reg & 0x08) printf(" HS Dual Data Rate eMMC @52MHz 1.2VI/O\n"); |
| 1009 | if (reg & 0x04) printf(" HS Dual Data Rate eMMC @52MHz 1.8V or 3VI/O\n"); |
| 1010 | if (reg & 0x02) printf(" HS eMMC @52MHz - at rated device voltage(s)\n"); |
| 1011 | if (reg & 0x01) printf(" HS eMMC @26MHz - at rated device voltage(s)\n"); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1012 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1013 | printf("CSD structure version [CSD_STRUCTURE: 0x%02x]\n", ext_csd[194]); |
| 1014 | /* ext_csd_rev = ext_csd[192] (already done!!!) */ |
| 1015 | printf("Command set [CMD_SET: 0x%02x]\n", ext_csd[191]); |
| 1016 | printf("Command set revision [CMD_SET_REV: 0x%02x]\n", ext_csd[189]); |
| 1017 | printf("Power class [POWER_CLASS: 0x%02x]\n", ext_csd[187]); |
| 1018 | printf("High-speed interface timing [HS_TIMING: 0x%02x]\n", |
| 1019 | ext_csd[185]); |
| 1020 | /* bus_width: ext_csd[183] not readable */ |
| 1021 | printf("Erased memory content [ERASED_MEM_CONT: 0x%02x]\n", |
| 1022 | ext_csd[181]); |
| 1023 | reg = ext_csd[EXT_CSD_BOOT_CFG]; |
| 1024 | printf("Boot configuration bytes [PARTITION_CONFIG: 0x%02x]\n", reg); |
Mario Schuknecht | 8c0c40d | 2013-05-15 08:28:04 +0200 | [diff] [blame] | 1025 | switch ((reg & EXT_CSD_BOOT_CFG_EN)>>3) { |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1026 | case 0x0: |
| 1027 | printf(" Not boot enable\n"); |
| 1028 | break; |
| 1029 | case 0x1: |
| 1030 | printf(" Boot Partition 1 enabled\n"); |
| 1031 | break; |
| 1032 | case 0x2: |
| 1033 | printf(" Boot Partition 2 enabled\n"); |
| 1034 | break; |
| 1035 | case 0x7: |
| 1036 | printf(" User Area Enabled for boot\n"); |
| 1037 | break; |
| 1038 | } |
| 1039 | switch (reg & EXT_CSD_BOOT_CFG_ACC) { |
| 1040 | case 0x0: |
| 1041 | printf(" No access to boot partition\n"); |
| 1042 | break; |
| 1043 | case 0x1: |
| 1044 | printf(" R/W Boot Partition 1\n"); |
| 1045 | break; |
| 1046 | case 0x2: |
| 1047 | printf(" R/W Boot Partition 2\n"); |
| 1048 | break; |
Mario Schuknecht | 8c0c40d | 2013-05-15 08:28:04 +0200 | [diff] [blame] | 1049 | case 0x3: |
| 1050 | printf(" R/W Replay Protected Memory Block (RPMB)\n"); |
| 1051 | break; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1052 | default: |
Mario Schuknecht | 8c0c40d | 2013-05-15 08:28:04 +0200 | [diff] [blame] | 1053 | printf(" Access to General Purpose partition %d\n", |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1054 | (reg & EXT_CSD_BOOT_CFG_ACC) - 3); |
| 1055 | break; |
| 1056 | } |
| 1057 | |
| 1058 | printf("Boot config protection [BOOT_CONFIG_PROT: 0x%02x]\n", |
| 1059 | ext_csd[178]); |
| 1060 | printf("Boot bus Conditions [BOOT_BUS_CONDITIONS: 0x%02x]\n", |
| 1061 | ext_csd[177]); |
| 1062 | printf("High-density erase group definition" |
Ben Gardiner | d91d369 | 2013-05-30 17:12:51 -0400 | [diff] [blame] | 1063 | " [ERASE_GROUP_DEF: 0x%02x]\n", ext_csd[EXT_CSD_ERASE_GROUP_DEF]); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1064 | |
Chris Ball | b9c7a17 | 2012-02-20 12:34:25 -0500 | [diff] [blame] | 1065 | print_writeprotect_status(ext_csd); |
| 1066 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1067 | if (ext_csd_rev >= 5) { |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1068 | /* A441]: reserved [172] */ |
| 1069 | printf("User area write protection register" |
| 1070 | " [USER_WP]: 0x%02x\n", ext_csd[171]); |
| 1071 | /* A441]: reserved [170] */ |
| 1072 | printf("FW configuration [FW_CONFIG]: 0x%02x\n", ext_csd[169]); |
| 1073 | printf("RPMB Size [RPMB_SIZE_MULT]: 0x%02x\n", ext_csd[168]); |
Ben Gardiner | 4da1c0d | 2013-09-19 11:14:28 -0400 | [diff] [blame] | 1074 | |
| 1075 | reg = ext_csd[EXT_CSD_WR_REL_SET]; |
| 1076 | const char * const fast = "existing data is at risk if a power " |
| 1077 | "failure occurs during a write operation"; |
| 1078 | const char * const reliable = "the device protects existing " |
| 1079 | "data if a power failure occurs during a write " |
| 1080 | "operation"; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1081 | printf("Write reliability setting register" |
Ben Gardiner | 4da1c0d | 2013-09-19 11:14:28 -0400 | [diff] [blame] | 1082 | " [WR_REL_SET]: 0x%02x\n", reg); |
| 1083 | |
| 1084 | printf(" user area: %s\n", reg & (1<<0) ? reliable : fast); |
| 1085 | int i; |
| 1086 | for (i = 1; i <= 4; i++) { |
| 1087 | printf(" partition %d: %s\n", i, |
| 1088 | reg & (1<<i) ? reliable : fast); |
| 1089 | } |
| 1090 | |
| 1091 | reg = ext_csd[EXT_CSD_WR_REL_PARAM]; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1092 | printf("Write reliability parameter register" |
Ben Gardiner | 4da1c0d | 2013-09-19 11:14:28 -0400 | [diff] [blame] | 1093 | " [WR_REL_PARAM]: 0x%02x\n", reg); |
| 1094 | if (reg & 0x01) |
| 1095 | printf(" Device supports writing EXT_CSD_WR_REL_SET\n"); |
| 1096 | if (reg & 0x04) |
| 1097 | printf(" Device supports the enhanced def. of reliable " |
| 1098 | "write\n"); |
| 1099 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1100 | /* sanitize_start ext_csd[165]]: not readable |
| 1101 | * bkops_start ext_csd[164]]: only writable */ |
| 1102 | printf("Enable background operations handshake" |
| 1103 | " [BKOPS_EN]: 0x%02x\n", ext_csd[163]); |
| 1104 | printf("H/W reset function" |
| 1105 | " [RST_N_FUNCTION]: 0x%02x\n", ext_csd[162]); |
| 1106 | printf("HPI management [HPI_MGMT]: 0x%02x\n", ext_csd[161]); |
Ben Gardiner | 82bd950 | 2013-06-27 11:04:10 -0400 | [diff] [blame] | 1107 | reg = ext_csd[EXT_CSD_PARTITIONING_SUPPORT]; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1108 | printf("Partitioning Support [PARTITIONING_SUPPORT]: 0x%02x\n", |
| 1109 | reg); |
Ben Gardiner | 82bd950 | 2013-06-27 11:04:10 -0400 | [diff] [blame] | 1110 | if (reg & EXT_CSD_PARTITIONING_EN) |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1111 | printf(" Device support partitioning feature\n"); |
| 1112 | else |
| 1113 | printf(" Device NOT support partitioning feature\n"); |
Ben Gardiner | 82bd950 | 2013-06-27 11:04:10 -0400 | [diff] [blame] | 1114 | if (reg & EXT_CSD_ENH_ATTRIBUTE_EN) |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1115 | printf(" Device can have enhanced tech.\n"); |
| 1116 | else |
| 1117 | printf(" Device cannot have enhanced tech.\n"); |
| 1118 | |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1119 | regl = (ext_csd[EXT_CSD_MAX_ENH_SIZE_MULT_2] << 16) | |
Oliver Metz | 22f2641 | 2013-09-23 08:40:51 +0200 | [diff] [blame] | 1120 | (ext_csd[EXT_CSD_MAX_ENH_SIZE_MULT_1] << 8) | |
| 1121 | ext_csd[EXT_CSD_MAX_ENH_SIZE_MULT_0]; |
| 1122 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1123 | printf("Max Enhanced Area Size [MAX_ENH_SIZE_MULT]: 0x%06x\n", |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1124 | regl); |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 1125 | unsigned int wp_sz = get_hc_wp_grp_size(ext_csd); |
| 1126 | unsigned int erase_sz = get_hc_erase_grp_size(ext_csd); |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1127 | printf(" i.e. %lu KiB\n", 512l * regl * wp_sz * erase_sz); |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 1128 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1129 | printf("Partitions attribute [PARTITIONS_ATTRIBUTE]: 0x%02x\n", |
Ben Gardiner | d91d369 | 2013-05-30 17:12:51 -0400 | [diff] [blame] | 1130 | ext_csd[EXT_CSD_PARTITIONS_ATTRIBUTE]); |
Ben Gardiner | a6cd98d | 2013-05-30 17:12:46 -0400 | [diff] [blame] | 1131 | reg = ext_csd[EXT_CSD_PARTITION_SETTING_COMPLETED]; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1132 | printf("Partitioning Setting" |
| 1133 | " [PARTITION_SETTING_COMPLETED]: 0x%02x\n", |
Ben Gardiner | a6cd98d | 2013-05-30 17:12:46 -0400 | [diff] [blame] | 1134 | reg); |
| 1135 | if (reg) |
| 1136 | printf(" Device partition setting complete\n"); |
| 1137 | else |
| 1138 | printf(" Device partition setting NOT complete\n"); |
| 1139 | |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1140 | printf("General Purpose Partition Size\n" |
| 1141 | " [GP_SIZE_MULT_4]: 0x%06x\n", (ext_csd[154] << 16) | |
| 1142 | (ext_csd[153] << 8) | ext_csd[152]); |
| 1143 | printf(" [GP_SIZE_MULT_3]: 0x%06x\n", (ext_csd[151] << 16) | |
| 1144 | (ext_csd[150] << 8) | ext_csd[149]); |
| 1145 | printf(" [GP_SIZE_MULT_2]: 0x%06x\n", (ext_csd[148] << 16) | |
| 1146 | (ext_csd[147] << 8) | ext_csd[146]); |
| 1147 | printf(" [GP_SIZE_MULT_1]: 0x%06x\n", (ext_csd[145] << 16) | |
| 1148 | (ext_csd[144] << 8) | ext_csd[143]); |
| 1149 | |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1150 | regl = (ext_csd[EXT_CSD_ENH_SIZE_MULT_2] << 16) | |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 1151 | (ext_csd[EXT_CSD_ENH_SIZE_MULT_1] << 8) | |
| 1152 | ext_csd[EXT_CSD_ENH_SIZE_MULT_0]; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1153 | printf("Enhanced User Data Area Size" |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1154 | " [ENH_SIZE_MULT]: 0x%06x\n", regl); |
| 1155 | printf(" i.e. %lu KiB\n", 512l * regl * |
Ben Gardiner | f82e27a | 2013-05-30 17:12:50 -0400 | [diff] [blame] | 1156 | get_hc_erase_grp_size(ext_csd) * |
| 1157 | get_hc_wp_grp_size(ext_csd)); |
Ben Gardiner | 68f490b | 2013-05-30 17:12:48 -0400 | [diff] [blame] | 1158 | |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1159 | regl = (ext_csd[EXT_CSD_ENH_START_ADDR_3] << 24) | |
Ben Gardiner | 68f490b | 2013-05-30 17:12:48 -0400 | [diff] [blame] | 1160 | (ext_csd[EXT_CSD_ENH_START_ADDR_2] << 16) | |
| 1161 | (ext_csd[EXT_CSD_ENH_START_ADDR_1] << 8) | |
| 1162 | ext_csd[EXT_CSD_ENH_START_ADDR_0]; |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1163 | printf("Enhanced User Data Start Address" |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1164 | " [ENH_START_ADDR]: 0x%06x\n", regl); |
Ben Gardiner | 4e85023 | 2013-05-30 17:12:49 -0400 | [diff] [blame] | 1165 | printf(" i.e. %lu bytes offset\n", (is_blockaddresed(ext_csd) ? |
Oliver Metz | 11f2cea | 2013-09-23 08:40:52 +0200 | [diff] [blame] | 1166 | 1l : 512l) * regl); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1167 | |
| 1168 | /* A441]: reserved [135] */ |
| 1169 | printf("Bad Block Management mode" |
| 1170 | " [SEC_BAD_BLK_MGMNT]: 0x%02x\n", ext_csd[134]); |
| 1171 | /* A441: reserved [133:0] */ |
| 1172 | } |
| 1173 | /* B45 */ |
| 1174 | if (ext_csd_rev >= 6) { |
| 1175 | int j; |
| 1176 | /* tcase_support ext_csd[132] not readable */ |
| 1177 | printf("Periodic Wake-up [PERIODIC_WAKEUP]: 0x%02x\n", |
| 1178 | ext_csd[131]); |
| 1179 | printf("Program CID/CSD in DDR mode support" |
| 1180 | " [PROGRAM_CID_CSD_DDR_SUPPORT]: 0x%02x\n", |
| 1181 | ext_csd[130]); |
| 1182 | |
| 1183 | for (j = 127; j >= 64; j--) |
| 1184 | printf("Vendor Specific Fields" |
| 1185 | " [VENDOR_SPECIFIC_FIELD[%d]]: 0x%02x\n", |
| 1186 | j, ext_csd[j]); |
| 1187 | |
| 1188 | printf("Native sector size [NATIVE_SECTOR_SIZE]: 0x%02x\n", |
| 1189 | ext_csd[63]); |
| 1190 | printf("Sector size emulation [USE_NATIVE_SECTOR]: 0x%02x\n", |
| 1191 | ext_csd[62]); |
| 1192 | printf("Sector size [DATA_SECTOR_SIZE]: 0x%02x\n", ext_csd[61]); |
| 1193 | printf("1st initialization after disabling sector" |
| 1194 | " size emulation [INI_TIMEOUT_EMU]: 0x%02x\n", |
| 1195 | ext_csd[60]); |
| 1196 | printf("Class 6 commands control [CLASS_6_CTRL]: 0x%02x\n", |
| 1197 | ext_csd[59]); |
| 1198 | printf("Number of addressed group to be Released" |
| 1199 | "[DYNCAP_NEEDED]: 0x%02x\n", ext_csd[58]); |
| 1200 | printf("Exception events control" |
| 1201 | " [EXCEPTION_EVENTS_CTRL]: 0x%04x\n", |
| 1202 | (ext_csd[57] << 8) | ext_csd[56]); |
| 1203 | printf("Exception events status" |
| 1204 | "[EXCEPTION_EVENTS_STATUS]: 0x%04x\n", |
| 1205 | (ext_csd[55] << 8) | ext_csd[54]); |
| 1206 | printf("Extended Partitions Attribute" |
| 1207 | " [EXT_PARTITIONS_ATTRIBUTE]: 0x%04x\n", |
| 1208 | (ext_csd[53] << 8) | ext_csd[52]); |
| 1209 | |
| 1210 | for (j = 51; j >= 37; j--) |
| 1211 | printf("Context configuration" |
| 1212 | " [CONTEXT_CONF[%d]]: 0x%02x\n", j, ext_csd[j]); |
| 1213 | |
| 1214 | printf("Packed command status" |
| 1215 | " [PACKED_COMMAND_STATUS]: 0x%02x\n", ext_csd[36]); |
| 1216 | printf("Packed command failure index" |
| 1217 | " [PACKED_FAILURE_INDEX]: 0x%02x\n", ext_csd[35]); |
| 1218 | printf("Power Off Notification" |
| 1219 | " [POWER_OFF_NOTIFICATION]: 0x%02x\n", ext_csd[34]); |
Oleg Matcovschi | 64f63a3 | 2013-05-23 17:11:07 -0700 | [diff] [blame] | 1220 | printf("Control to turn the Cache ON/OFF" |
| 1221 | " [CACHE_CTRL]: 0x%02x\n", ext_csd[33]); |
Giuseppe CAVALLARO | a5bf4a2 | 2012-02-20 09:45:29 +0100 | [diff] [blame] | 1222 | /* flush_cache ext_csd[32] not readable */ |
| 1223 | /*Reserved [31:0] */ |
| 1224 | } |
| 1225 | |
| 1226 | out_free: |
Johan RUDHOLM | a8bfde7 | 2012-02-12 11:46:44 -0500 | [diff] [blame] | 1227 | return ret; |
| 1228 | } |
Yaniv Gardi | 21bb473 | 2013-05-26 13:25:33 -0400 | [diff] [blame] | 1229 | |
| 1230 | int do_sanitize(int nargs, char **argv) |
| 1231 | { |
| 1232 | int fd, ret; |
| 1233 | char *device; |
| 1234 | |
| 1235 | CHECK(nargs != 2, "Usage: mmc sanitize </path/to/mmcblkX>\n", |
| 1236 | exit(1)); |
| 1237 | |
| 1238 | device = argv[1]; |
| 1239 | |
| 1240 | fd = open(device, O_RDWR); |
| 1241 | if (fd < 0) { |
| 1242 | perror("open"); |
| 1243 | exit(1); |
| 1244 | } |
| 1245 | |
| 1246 | ret = write_extcsd_value(fd, EXT_CSD_SANITIZE_START, 1); |
| 1247 | if (ret) { |
| 1248 | fprintf(stderr, "Could not write 0x%02x to EXT_CSD[%d] in %s\n", |
| 1249 | 1, EXT_CSD_SANITIZE_START, device); |
| 1250 | exit(1); |
| 1251 | } |
| 1252 | |
| 1253 | return ret; |
| 1254 | |
| 1255 | } |
| 1256 | |
Roman Peniaev | c6cb053 | 2014-08-12 23:25:45 +0900 | [diff] [blame] | 1257 | #define DO_IO(func, fd, buf, nbyte) \ |
| 1258 | ({ \ |
| 1259 | ssize_t ret = 0, r; \ |
| 1260 | do { \ |
| 1261 | r = func(fd, buf + ret, nbyte - ret); \ |
| 1262 | if (r < 0 && errno != EINTR) { \ |
| 1263 | ret = -1; \ |
| 1264 | break; \ |
| 1265 | } \ |
| 1266 | else if (r > 0) \ |
| 1267 | ret += r; \ |
| 1268 | } while (r != 0 && (size_t)ret != nbyte); \ |
| 1269 | \ |
| 1270 | ret; \ |
| 1271 | }) |
| 1272 | |
| 1273 | enum rpmb_op_type { |
| 1274 | MMC_RPMB_WRITE_KEY = 0x01, |
| 1275 | MMC_RPMB_READ_CNT = 0x02, |
| 1276 | MMC_RPMB_WRITE = 0x03, |
| 1277 | MMC_RPMB_READ = 0x04, |
| 1278 | |
| 1279 | /* For internal usage only, do not use it directly */ |
| 1280 | MMC_RPMB_READ_RESP = 0x05 |
| 1281 | }; |
| 1282 | |
| 1283 | struct rpmb_frame { |
| 1284 | u_int8_t stuff[196]; |
| 1285 | u_int8_t key_mac[32]; |
| 1286 | u_int8_t data[256]; |
| 1287 | u_int8_t nonce[16]; |
| 1288 | u_int32_t write_counter; |
| 1289 | u_int16_t addr; |
| 1290 | u_int16_t block_count; |
| 1291 | u_int16_t result; |
| 1292 | u_int16_t req_resp; |
| 1293 | }; |
| 1294 | |
| 1295 | /* Performs RPMB operation. |
| 1296 | * |
| 1297 | * @fd: RPMB device on which we should perform ioctl command |
| 1298 | * @frame_in: input RPMB frame, should be properly inited |
| 1299 | * @frame_out: output (result) RPMB frame. Caller is responsible for checking |
| 1300 | * result and req_resp for output frame. |
| 1301 | * @out_cnt: count of outer frames. Used only for multiple blocks reading, |
| 1302 | * in the other cases -EINVAL will be returned. |
| 1303 | */ |
| 1304 | static int do_rpmb_op(int fd, |
| 1305 | const struct rpmb_frame *frame_in, |
| 1306 | struct rpmb_frame *frame_out, |
| 1307 | unsigned int out_cnt) |
| 1308 | { |
| 1309 | int err; |
| 1310 | u_int16_t rpmb_type; |
| 1311 | |
| 1312 | struct mmc_ioc_cmd ioc = { |
| 1313 | .arg = 0x0, |
| 1314 | .blksz = 512, |
| 1315 | .blocks = 1, |
| 1316 | .write_flag = 1, |
| 1317 | .opcode = MMC_WRITE_MULTIPLE_BLOCK, |
| 1318 | .flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_ADTC, |
| 1319 | .data_ptr = (uintptr_t)frame_in |
| 1320 | }; |
| 1321 | |
| 1322 | if (!frame_in || !frame_out || !out_cnt) |
| 1323 | return -EINVAL; |
| 1324 | |
| 1325 | rpmb_type = be16toh(frame_in->req_resp); |
| 1326 | |
| 1327 | switch(rpmb_type) { |
| 1328 | case MMC_RPMB_WRITE: |
| 1329 | case MMC_RPMB_WRITE_KEY: |
| 1330 | if (out_cnt != 1) { |
| 1331 | err = -EINVAL; |
| 1332 | goto out; |
| 1333 | } |
| 1334 | |
| 1335 | /* Write request */ |
| 1336 | ioc.write_flag |= (1<<31); |
| 1337 | err = ioctl(fd, MMC_IOC_CMD, &ioc); |
| 1338 | if (err < 0) { |
| 1339 | err = -errno; |
| 1340 | goto out; |
| 1341 | } |
| 1342 | |
| 1343 | /* Result request */ |
| 1344 | memset(frame_out, 0, sizeof(*frame_out)); |
| 1345 | frame_out->req_resp = htobe16(MMC_RPMB_READ_RESP); |
| 1346 | ioc.write_flag = 1; |
| 1347 | ioc.data_ptr = (uintptr_t)frame_out; |
| 1348 | err = ioctl(fd, MMC_IOC_CMD, &ioc); |
| 1349 | if (err < 0) { |
| 1350 | err = -errno; |
| 1351 | goto out; |
| 1352 | } |
| 1353 | |
| 1354 | /* Get response */ |
| 1355 | ioc.write_flag = 0; |
| 1356 | ioc.opcode = MMC_READ_MULTIPLE_BLOCK; |
| 1357 | err = ioctl(fd, MMC_IOC_CMD, &ioc); |
| 1358 | if (err < 0) { |
| 1359 | err = -errno; |
| 1360 | goto out; |
| 1361 | } |
| 1362 | |
| 1363 | break; |
| 1364 | case MMC_RPMB_READ_CNT: |
| 1365 | if (out_cnt != 1) { |
| 1366 | err = -EINVAL; |
| 1367 | goto out; |
| 1368 | } |
| 1369 | /* fall through */ |
| 1370 | |
| 1371 | case MMC_RPMB_READ: |
| 1372 | /* Request */ |
| 1373 | err = ioctl(fd, MMC_IOC_CMD, &ioc); |
| 1374 | if (err < 0) { |
| 1375 | err = -errno; |
| 1376 | goto out; |
| 1377 | } |
| 1378 | |
| 1379 | /* Get response */ |
| 1380 | ioc.write_flag = 0; |
| 1381 | ioc.opcode = MMC_READ_MULTIPLE_BLOCK; |
| 1382 | ioc.blocks = out_cnt; |
| 1383 | ioc.data_ptr = (uintptr_t)frame_out; |
| 1384 | err = ioctl(fd, MMC_IOC_CMD, &ioc); |
| 1385 | if (err < 0) { |
| 1386 | err = -errno; |
| 1387 | goto out; |
| 1388 | } |
| 1389 | |
| 1390 | break; |
| 1391 | default: |
| 1392 | err = -EINVAL; |
| 1393 | goto out; |
| 1394 | } |
| 1395 | |
| 1396 | out: |
| 1397 | return err; |
| 1398 | } |
| 1399 | |
| 1400 | int do_rpmb_write_key(int nargs, char **argv) |
| 1401 | { |
| 1402 | int ret, dev_fd, key_fd; |
| 1403 | struct rpmb_frame frame_in = { |
| 1404 | .req_resp = htobe16(MMC_RPMB_WRITE_KEY) |
| 1405 | }, frame_out; |
| 1406 | |
| 1407 | CHECK(nargs != 3, "Usage: mmc rpmb write-key </path/to/mmcblkXrpmb> </path/to/key>\n", |
| 1408 | exit(1)); |
| 1409 | |
| 1410 | dev_fd = open(argv[1], O_RDWR); |
| 1411 | if (dev_fd < 0) { |
| 1412 | perror("device open"); |
| 1413 | exit(1); |
| 1414 | } |
| 1415 | |
| 1416 | if (0 == strcmp(argv[2], "-")) |
| 1417 | key_fd = STDIN_FILENO; |
| 1418 | else { |
| 1419 | key_fd = open(argv[2], O_RDONLY); |
| 1420 | if (key_fd < 0) { |
| 1421 | perror("can't open key file"); |
| 1422 | exit(1); |
| 1423 | } |
| 1424 | } |
| 1425 | |
| 1426 | /* Read the auth key */ |
| 1427 | ret = DO_IO(read, key_fd, frame_in.key_mac, sizeof(frame_in.key_mac)); |
| 1428 | if (ret < 0) { |
| 1429 | perror("read the key"); |
| 1430 | exit(1); |
| 1431 | } else if (ret != sizeof(frame_in.key_mac)) { |
| 1432 | printf("Auth key must be %lu bytes length, but we read only %d, exit\n", |
| 1433 | (unsigned long)sizeof(frame_in.key_mac), |
| 1434 | ret); |
| 1435 | exit(1); |
| 1436 | } |
| 1437 | |
| 1438 | /* Execute RPMB op */ |
| 1439 | ret = do_rpmb_op(dev_fd, &frame_in, &frame_out, 1); |
| 1440 | if (ret != 0) { |
| 1441 | perror("RPMB ioctl failed"); |
| 1442 | exit(1); |
| 1443 | } |
| 1444 | |
| 1445 | /* Check RPMB response */ |
| 1446 | if (frame_out.result != 0) { |
| 1447 | printf("RPMB operation failed, retcode 0x%04x\n", |
| 1448 | be16toh(frame_out.result)); |
| 1449 | exit(1); |
| 1450 | } |
| 1451 | |
| 1452 | close(dev_fd); |
| 1453 | if (key_fd != STDIN_FILENO) |
| 1454 | close(key_fd); |
| 1455 | |
| 1456 | return ret; |
| 1457 | } |
| 1458 | |
| 1459 | int rpmb_read_counter(int dev_fd, unsigned int *cnt) |
| 1460 | { |
| 1461 | int ret; |
| 1462 | struct rpmb_frame frame_in = { |
| 1463 | .req_resp = htobe16(MMC_RPMB_READ_CNT) |
| 1464 | }, frame_out; |
| 1465 | |
| 1466 | /* Execute RPMB op */ |
| 1467 | ret = do_rpmb_op(dev_fd, &frame_in, &frame_out, 1); |
| 1468 | if (ret != 0) { |
| 1469 | perror("RPMB ioctl failed"); |
| 1470 | exit(1); |
| 1471 | } |
| 1472 | |
| 1473 | /* Check RPMB response */ |
| 1474 | if (frame_out.result != 0) |
| 1475 | return be16toh(frame_out.result); |
| 1476 | |
| 1477 | *cnt = be32toh(frame_out.write_counter); |
| 1478 | |
| 1479 | return 0; |
| 1480 | } |
| 1481 | |
| 1482 | int do_rpmb_read_counter(int nargs, char **argv) |
| 1483 | { |
| 1484 | int ret, dev_fd; |
| 1485 | unsigned int cnt; |
| 1486 | |
| 1487 | CHECK(nargs != 2, "Usage: mmc rpmb read-counter </path/to/mmcblkXrpmb>\n", |
| 1488 | exit(1)); |
| 1489 | |
| 1490 | dev_fd = open(argv[1], O_RDWR); |
| 1491 | if (dev_fd < 0) { |
| 1492 | perror("device open"); |
| 1493 | exit(1); |
| 1494 | } |
| 1495 | |
| 1496 | ret = rpmb_read_counter(dev_fd, &cnt); |
| 1497 | |
| 1498 | /* Check RPMB response */ |
| 1499 | if (ret != 0) { |
| 1500 | printf("RPMB operation failed, retcode 0x%04x\n", ret); |
| 1501 | exit(1); |
| 1502 | } |
| 1503 | |
| 1504 | close(dev_fd); |
| 1505 | |
| 1506 | printf("Counter value: 0x%08x\n", cnt); |
| 1507 | |
| 1508 | return ret; |
| 1509 | } |
| 1510 | |
| 1511 | int do_rpmb_read_block(int nargs, char **argv) |
| 1512 | { |
| 1513 | int i, ret, dev_fd, data_fd, key_fd = -1; |
| 1514 | uint16_t addr, blocks_cnt; |
| 1515 | unsigned char key[32]; |
| 1516 | struct rpmb_frame frame_in = { |
| 1517 | .req_resp = htobe16(MMC_RPMB_READ), |
| 1518 | }, *frame_out_p; |
| 1519 | |
| 1520 | CHECK(nargs != 5 && nargs != 6, "Usage: mmc rpmb read-block </path/to/mmcblkXrpmb> <address> <blocks count> </path/to/output_file> [/path/to/key]\n", |
| 1521 | exit(1)); |
| 1522 | |
| 1523 | dev_fd = open(argv[1], O_RDWR); |
| 1524 | if (dev_fd < 0) { |
| 1525 | perror("device open"); |
| 1526 | exit(1); |
| 1527 | } |
| 1528 | |
| 1529 | /* Get block address */ |
| 1530 | errno = 0; |
| 1531 | addr = strtol(argv[2], NULL, 0); |
| 1532 | if (errno) { |
| 1533 | perror("incorrect address"); |
| 1534 | exit(1); |
| 1535 | } |
| 1536 | frame_in.addr = htobe16(addr); |
| 1537 | |
| 1538 | /* Get blocks count */ |
| 1539 | errno = 0; |
| 1540 | blocks_cnt = strtol(argv[3], NULL, 0); |
| 1541 | if (errno) { |
| 1542 | perror("incorrect blocks count"); |
| 1543 | exit(1); |
| 1544 | } |
| 1545 | |
| 1546 | if (!blocks_cnt) { |
| 1547 | printf("please, specify valid blocks count number\n"); |
| 1548 | exit(1); |
| 1549 | } |
| 1550 | |
| 1551 | frame_out_p = calloc(sizeof(*frame_out_p), blocks_cnt); |
| 1552 | if (!frame_out_p) { |
| 1553 | printf("can't allocate memory for RPMB outer frames\n"); |
| 1554 | exit(1); |
| 1555 | } |
| 1556 | |
| 1557 | /* Write 256b data */ |
| 1558 | if (0 == strcmp(argv[4], "-")) |
| 1559 | data_fd = STDOUT_FILENO; |
| 1560 | else { |
| 1561 | data_fd = open(argv[4], O_WRONLY | O_CREAT | O_APPEND, |
| 1562 | S_IRUSR | S_IWUSR); |
| 1563 | if (data_fd < 0) { |
| 1564 | perror("can't open output file"); |
| 1565 | exit(1); |
| 1566 | } |
| 1567 | } |
| 1568 | |
| 1569 | /* Key is specified */ |
| 1570 | if (nargs == 6) { |
| 1571 | if (0 == strcmp(argv[5], "-")) |
| 1572 | key_fd = STDIN_FILENO; |
| 1573 | else { |
| 1574 | key_fd = open(argv[5], O_RDONLY); |
| 1575 | if (key_fd < 0) { |
| 1576 | perror("can't open input key file"); |
| 1577 | exit(1); |
| 1578 | } |
| 1579 | } |
| 1580 | |
| 1581 | ret = DO_IO(read, key_fd, key, sizeof(key)); |
| 1582 | if (ret < 0) { |
| 1583 | perror("read the key data"); |
| 1584 | exit(1); |
| 1585 | } else if (ret != sizeof(key)) { |
| 1586 | printf("Data must be %lu bytes length, but we read only %d, exit\n", |
| 1587 | (unsigned long)sizeof(key), |
| 1588 | ret); |
| 1589 | exit(1); |
| 1590 | } |
| 1591 | } |
| 1592 | |
| 1593 | /* Execute RPMB op */ |
| 1594 | ret = do_rpmb_op(dev_fd, &frame_in, frame_out_p, blocks_cnt); |
| 1595 | if (ret != 0) { |
| 1596 | perror("RPMB ioctl failed"); |
| 1597 | exit(1); |
| 1598 | } |
| 1599 | |
| 1600 | /* Check RPMB response */ |
| 1601 | if (frame_out_p[blocks_cnt - 1].result != 0) { |
| 1602 | printf("RPMB operation failed, retcode 0x%04x\n", |
| 1603 | be16toh(frame_out_p[blocks_cnt - 1].result)); |
| 1604 | exit(1); |
| 1605 | } |
| 1606 | |
| 1607 | /* Do we have to verify data against key? */ |
| 1608 | if (nargs == 6) { |
| 1609 | unsigned char mac[32]; |
| 1610 | hmac_sha256_ctx ctx; |
| 1611 | struct rpmb_frame *frame_out = NULL; |
| 1612 | |
| 1613 | hmac_sha256_init(&ctx, key, sizeof(key)); |
| 1614 | for (i = 0; i < blocks_cnt; i++) { |
| 1615 | frame_out = &frame_out_p[i]; |
| 1616 | hmac_sha256_update(&ctx, frame_out->data, |
| 1617 | sizeof(*frame_out) - |
| 1618 | offsetof(struct rpmb_frame, data)); |
| 1619 | } |
| 1620 | |
| 1621 | hmac_sha256_final(&ctx, mac, sizeof(mac)); |
| 1622 | |
| 1623 | /* Impossible */ |
| 1624 | assert(frame_out); |
| 1625 | |
| 1626 | /* Compare calculated MAC and MAC from last frame */ |
| 1627 | if (memcmp(mac, frame_out->key_mac, sizeof(mac))) { |
| 1628 | printf("RPMB MAC missmatch\n"); |
| 1629 | exit(1); |
| 1630 | } |
| 1631 | } |
| 1632 | |
| 1633 | /* Write data */ |
| 1634 | for (i = 0; i < blocks_cnt; i++) { |
| 1635 | struct rpmb_frame *frame_out = &frame_out_p[i]; |
| 1636 | ret = DO_IO(write, data_fd, frame_out->data, sizeof(frame_out->data)); |
| 1637 | if (ret < 0) { |
| 1638 | perror("write the data"); |
| 1639 | exit(1); |
| 1640 | } else if (ret != sizeof(frame_out->data)) { |
| 1641 | printf("Data must be %lu bytes length, but we wrote only %d, exit\n", |
| 1642 | (unsigned long)sizeof(frame_out->data), |
| 1643 | ret); |
| 1644 | exit(1); |
| 1645 | } |
| 1646 | } |
| 1647 | |
| 1648 | free(frame_out_p); |
| 1649 | close(dev_fd); |
| 1650 | if (data_fd != STDOUT_FILENO) |
| 1651 | close(data_fd); |
| 1652 | if (key_fd != -1 && key_fd != STDIN_FILENO) |
| 1653 | close(key_fd); |
| 1654 | |
| 1655 | return ret; |
| 1656 | } |
| 1657 | |
| 1658 | int do_rpmb_write_block(int nargs, char **argv) |
| 1659 | { |
| 1660 | int ret, dev_fd, key_fd, data_fd; |
| 1661 | unsigned char key[32]; |
| 1662 | uint16_t addr; |
| 1663 | unsigned int cnt; |
| 1664 | struct rpmb_frame frame_in = { |
| 1665 | .req_resp = htobe16(MMC_RPMB_WRITE), |
| 1666 | .block_count = htobe16(1) |
| 1667 | }, frame_out; |
| 1668 | |
| 1669 | CHECK(nargs != 5, "Usage: mmc rpmb write-block </path/to/mmcblkXrpmb> <address> </path/to/input_file> </path/to/key>\n", |
| 1670 | exit(1)); |
| 1671 | |
| 1672 | dev_fd = open(argv[1], O_RDWR); |
| 1673 | if (dev_fd < 0) { |
| 1674 | perror("device open"); |
| 1675 | exit(1); |
| 1676 | } |
| 1677 | |
| 1678 | ret = rpmb_read_counter(dev_fd, &cnt); |
| 1679 | /* Check RPMB response */ |
| 1680 | if (ret != 0) { |
| 1681 | printf("RPMB read counter operation failed, retcode 0x%04x\n", ret); |
| 1682 | exit(1); |
| 1683 | } |
| 1684 | frame_in.write_counter = htobe32(cnt); |
| 1685 | |
| 1686 | /* Get block address */ |
| 1687 | errno = 0; |
| 1688 | addr = strtol(argv[2], NULL, 0); |
| 1689 | if (errno) { |
| 1690 | perror("incorrect address"); |
| 1691 | exit(1); |
| 1692 | } |
| 1693 | frame_in.addr = htobe16(addr); |
| 1694 | |
| 1695 | /* Read 256b data */ |
| 1696 | if (0 == strcmp(argv[3], "-")) |
| 1697 | data_fd = STDIN_FILENO; |
| 1698 | else { |
| 1699 | data_fd = open(argv[3], O_RDONLY); |
| 1700 | if (data_fd < 0) { |
| 1701 | perror("can't open input file"); |
| 1702 | exit(1); |
| 1703 | } |
| 1704 | } |
| 1705 | |
| 1706 | ret = DO_IO(read, data_fd, frame_in.data, sizeof(frame_in.data)); |
| 1707 | if (ret < 0) { |
| 1708 | perror("read the data"); |
| 1709 | exit(1); |
| 1710 | } else if (ret != sizeof(frame_in.data)) { |
| 1711 | printf("Data must be %lu bytes length, but we read only %d, exit\n", |
| 1712 | (unsigned long)sizeof(frame_in.data), |
| 1713 | ret); |
| 1714 | exit(1); |
| 1715 | } |
| 1716 | |
| 1717 | /* Read the auth key */ |
| 1718 | if (0 == strcmp(argv[4], "-")) |
| 1719 | key_fd = STDIN_FILENO; |
| 1720 | else { |
| 1721 | key_fd = open(argv[4], O_RDONLY); |
| 1722 | if (key_fd < 0) { |
| 1723 | perror("can't open key file"); |
| 1724 | exit(1); |
| 1725 | } |
| 1726 | } |
| 1727 | |
| 1728 | ret = DO_IO(read, key_fd, key, sizeof(key)); |
| 1729 | if (ret < 0) { |
| 1730 | perror("read the key"); |
| 1731 | exit(1); |
| 1732 | } else if (ret != sizeof(key)) { |
| 1733 | printf("Auth key must be %lu bytes length, but we read only %d, exit\n", |
| 1734 | (unsigned long)sizeof(key), |
| 1735 | ret); |
| 1736 | exit(1); |
| 1737 | } |
| 1738 | |
| 1739 | /* Calculate HMAC SHA256 */ |
| 1740 | hmac_sha256( |
| 1741 | key, sizeof(key), |
| 1742 | frame_in.data, sizeof(frame_in) - offsetof(struct rpmb_frame, data), |
| 1743 | frame_in.key_mac, sizeof(frame_in.key_mac)); |
| 1744 | |
| 1745 | /* Execute RPMB op */ |
| 1746 | ret = do_rpmb_op(dev_fd, &frame_in, &frame_out, 1); |
| 1747 | if (ret != 0) { |
| 1748 | perror("RPMB ioctl failed"); |
| 1749 | exit(1); |
| 1750 | } |
| 1751 | |
| 1752 | /* Check RPMB response */ |
| 1753 | if (frame_out.result != 0) { |
| 1754 | printf("RPMB operation failed, retcode 0x%04x\n", |
| 1755 | be16toh(frame_out.result)); |
| 1756 | exit(1); |
| 1757 | } |
| 1758 | |
| 1759 | close(dev_fd); |
| 1760 | if (data_fd != STDIN_FILENO) |
| 1761 | close(data_fd); |
| 1762 | if (key_fd != STDIN_FILENO) |
| 1763 | close(key_fd); |
| 1764 | |
| 1765 | return ret; |
| 1766 | } |