Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2016 Marvell International Ltd. |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 4 | * https://spdx.org/licenses |
| 5 | */ |
| 6 | |
| 7 | #include <config.h> |
| 8 | #include <common.h> |
| 9 | #include <command.h> |
Simon Glass | 0af6e2d | 2019-08-01 09:46:52 -0600 | [diff] [blame] | 10 | #include <env.h> |
Simon Glass | 8e20188 | 2020-05-10 11:39:54 -0600 | [diff] [blame] | 11 | #include <flash.h> |
Simon Glass | 85f1378 | 2019-12-28 10:45:03 -0700 | [diff] [blame] | 12 | #include <image.h> |
Simon Glass | 274e0b0 | 2020-05-10 11:39:56 -0600 | [diff] [blame] | 13 | #include <net.h> |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 14 | #include <vsprintf.h> |
| 15 | #include <errno.h> |
| 16 | #include <dm.h> |
| 17 | |
| 18 | #include <spi_flash.h> |
| 19 | #include <spi.h> |
| 20 | #include <nand.h> |
| 21 | #include <usb.h> |
| 22 | #include <fs.h> |
| 23 | #include <mmc.h> |
Konstantin Porotchkin | a89c055 | 2017-01-08 16:52:06 +0200 | [diff] [blame] | 24 | #ifdef CONFIG_BLK |
| 25 | #include <blk.h> |
| 26 | #endif |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 27 | #include <u-boot/sha1.h> |
| 28 | #include <u-boot/sha256.h> |
| 29 | |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 30 | #if defined(CONFIG_ARMADA_8K) |
| 31 | #define MAIN_HDR_MAGIC 0xB105B002 |
| 32 | |
| 33 | struct mvebu_image_header { |
| 34 | u32 magic; /* 0-3 */ |
| 35 | u32 prolog_size; /* 4-7 */ |
| 36 | u32 prolog_checksum; /* 8-11 */ |
| 37 | u32 boot_image_size; /* 12-15 */ |
| 38 | u32 boot_image_checksum; /* 16-19 */ |
| 39 | u32 rsrvd0; /* 20-23 */ |
| 40 | u32 load_addr; /* 24-27 */ |
| 41 | u32 exec_addr; /* 28-31 */ |
| 42 | u8 uart_cfg; /* 32 */ |
| 43 | u8 baudrate; /* 33 */ |
| 44 | u8 ext_count; /* 34 */ |
| 45 | u8 aux_flags; /* 35 */ |
| 46 | u32 io_arg_0; /* 36-39 */ |
| 47 | u32 io_arg_1; /* 40-43 */ |
| 48 | u32 io_arg_2; /* 43-47 */ |
| 49 | u32 io_arg_3; /* 48-51 */ |
| 50 | u32 rsrvd1; /* 52-55 */ |
| 51 | u32 rsrvd2; /* 56-59 */ |
| 52 | u32 rsrvd3; /* 60-63 */ |
| 53 | }; |
| 54 | #elif defined(CONFIG_ARMADA_3700) /* A3700 */ |
| 55 | #define HASH_SUM_LEN 16 |
| 56 | #define IMAGE_VERSION_3_6_0 0x030600 |
| 57 | #define IMAGE_VERSION_3_5_0 0x030500 |
| 58 | |
| 59 | struct common_tim_data { |
| 60 | u32 version; |
| 61 | u32 identifier; |
| 62 | u32 trusted; |
| 63 | u32 issue_date; |
| 64 | u32 oem_unique_id; |
| 65 | u32 reserved[5]; /* Reserve 20 bytes */ |
| 66 | u32 boot_flash_sign; |
| 67 | u32 num_images; |
| 68 | u32 num_keys; |
| 69 | u32 size_of_reserved; |
| 70 | }; |
| 71 | |
| 72 | struct mvebu_image_info { |
| 73 | u32 image_id; |
| 74 | u32 next_image_id; |
| 75 | u32 flash_entry_addr; |
| 76 | u32 load_addr; |
| 77 | u32 image_size; |
| 78 | u32 image_size_to_hash; |
| 79 | u32 hash_algorithm_id; |
| 80 | u32 hash[HASH_SUM_LEN]; /* Reserve 512 bits for the hash */ |
| 81 | u32 partition_number; |
| 82 | u32 enc_algorithm_id; |
| 83 | u32 encrypt_start_offset; |
| 84 | u32 encrypt_size; |
| 85 | }; |
Joel Johnson | ab5dd30 | 2020-04-17 09:38:06 -0600 | [diff] [blame] | 86 | #endif |
Joel Johnson | 37b9c12 | 2020-04-17 09:38:04 -0600 | [diff] [blame] | 87 | |
| 88 | /* Structure of the main header, version 1 (Armada 370/38x/XP) */ |
| 89 | struct a38x_main_hdr_v1 { |
| 90 | u8 blockid; /* 0x0 */ |
| 91 | u8 flags; /* 0x1 */ |
| 92 | u16 reserved2; /* 0x2-0x3 */ |
| 93 | u32 blocksize; /* 0x4-0x7 */ |
| 94 | u8 version; /* 0x8 */ |
| 95 | u8 headersz_msb; /* 0x9 */ |
| 96 | u16 headersz_lsb; /* 0xA-0xB */ |
| 97 | u32 srcaddr; /* 0xC-0xF */ |
| 98 | u32 destaddr; /* 0x10-0x13 */ |
| 99 | u32 execaddr; /* 0x14-0x17 */ |
| 100 | u8 options; /* 0x18 */ |
| 101 | u8 nandblocksize; /* 0x19 */ |
| 102 | u8 nandbadblklocation; /* 0x1A */ |
| 103 | u8 reserved4; /* 0x1B */ |
| 104 | u16 reserved5; /* 0x1C-0x1D */ |
| 105 | u8 ext; /* 0x1E */ |
| 106 | u8 checksum; /* 0x1F */ |
| 107 | }; |
Joel Johnson | ab5dd30 | 2020-04-17 09:38:06 -0600 | [diff] [blame] | 108 | |
| 109 | struct a38x_boot_mode { |
| 110 | unsigned int id; |
| 111 | const char *name; |
| 112 | }; |
| 113 | |
| 114 | /* The blockid header field values used to indicate boot device of image */ |
| 115 | struct a38x_boot_mode a38x_boot_modes[] = { |
| 116 | { 0x4D, "i2c" }, |
| 117 | { 0x5A, "spi" }, |
| 118 | { 0x69, "uart" }, |
| 119 | { 0x78, "sata" }, |
| 120 | { 0x8B, "nand" }, |
| 121 | { 0x9C, "pex" }, |
| 122 | { 0xAE, "mmc" }, |
| 123 | {}, |
| 124 | }; |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 125 | |
| 126 | struct bubt_dev { |
| 127 | char name[8]; |
| 128 | size_t (*read)(const char *file_name); |
| 129 | int (*write)(size_t image_size); |
| 130 | int (*active)(void); |
| 131 | }; |
| 132 | |
| 133 | static ulong get_load_addr(void) |
| 134 | { |
| 135 | const char *addr_str; |
| 136 | unsigned long addr; |
| 137 | |
Simon Glass | 64b723f | 2017-08-03 12:22:12 -0600 | [diff] [blame] | 138 | addr_str = env_get("loadaddr"); |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 139 | if (addr_str) |
Simon Glass | 3ff49ec | 2021-07-24 09:03:29 -0600 | [diff] [blame] | 140 | addr = hextoul(addr_str, NULL); |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 141 | else |
| 142 | addr = CONFIG_SYS_LOAD_ADDR; |
| 143 | |
| 144 | return addr; |
| 145 | } |
| 146 | |
| 147 | /******************************************************************** |
| 148 | * eMMC services |
| 149 | ********************************************************************/ |
Jean-Jacques Hiblot | d053167 | 2018-01-04 15:23:32 +0100 | [diff] [blame] | 150 | #if CONFIG_IS_ENABLED(DM_MMC) && CONFIG_IS_ENABLED(MMC_WRITE) |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 151 | static int mmc_burn_image(size_t image_size) |
| 152 | { |
| 153 | struct mmc *mmc; |
| 154 | lbaint_t start_lba; |
| 155 | lbaint_t blk_count; |
| 156 | ulong blk_written; |
| 157 | int err; |
| 158 | const u8 mmc_dev_num = CONFIG_SYS_MMC_ENV_DEV; |
Konstantin Porotchkin | a89c055 | 2017-01-08 16:52:06 +0200 | [diff] [blame] | 159 | #ifdef CONFIG_BLK |
| 160 | struct blk_desc *blk_desc; |
| 161 | #endif |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 162 | mmc = find_mmc_device(mmc_dev_num); |
| 163 | if (!mmc) { |
| 164 | printf("No SD/MMC/eMMC card found\n"); |
| 165 | return -ENOMEDIUM; |
| 166 | } |
| 167 | |
| 168 | err = mmc_init(mmc); |
| 169 | if (err) { |
| 170 | printf("%s(%d) init failed\n", IS_SD(mmc) ? "SD" : "MMC", |
| 171 | mmc_dev_num); |
| 172 | return err; |
| 173 | } |
| 174 | |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 175 | /* SD reserves LBA-0 for MBR and boots from LBA-1, |
| 176 | * MMC/eMMC boots from LBA-0 |
| 177 | */ |
| 178 | start_lba = IS_SD(mmc) ? 1 : 0; |
Konstantin Porotchkin | a89c055 | 2017-01-08 16:52:06 +0200 | [diff] [blame] | 179 | #ifdef CONFIG_BLK |
| 180 | blk_count = image_size / mmc->write_bl_len; |
| 181 | if (image_size % mmc->write_bl_len) |
| 182 | blk_count += 1; |
| 183 | |
| 184 | blk_desc = mmc_get_blk_desc(mmc); |
| 185 | if (!blk_desc) { |
| 186 | printf("Error - failed to obtain block descriptor\n"); |
| 187 | return -ENODEV; |
| 188 | } |
| 189 | blk_written = blk_dwrite(blk_desc, start_lba, blk_count, |
| 190 | (void *)get_load_addr()); |
| 191 | #else |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 192 | blk_count = image_size / mmc->block_dev.blksz; |
| 193 | if (image_size % mmc->block_dev.blksz) |
| 194 | blk_count += 1; |
| 195 | |
| 196 | blk_written = mmc->block_dev.block_write(mmc_dev_num, |
Konstantin Porotchkin | a89c055 | 2017-01-08 16:52:06 +0200 | [diff] [blame] | 197 | start_lba, blk_count, |
| 198 | (void *)get_load_addr()); |
| 199 | #endif /* CONFIG_BLK */ |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 200 | if (blk_written != blk_count) { |
| 201 | printf("Error - written %#lx blocks\n", blk_written); |
| 202 | return -ENOSPC; |
| 203 | } |
| 204 | printf("Done!\n"); |
| 205 | |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 206 | return 0; |
| 207 | } |
| 208 | |
| 209 | static size_t mmc_read_file(const char *file_name) |
| 210 | { |
| 211 | loff_t act_read = 0; |
| 212 | int rc; |
| 213 | struct mmc *mmc; |
| 214 | const u8 mmc_dev_num = CONFIG_SYS_MMC_ENV_DEV; |
| 215 | |
| 216 | mmc = find_mmc_device(mmc_dev_num); |
| 217 | if (!mmc) { |
| 218 | printf("No SD/MMC/eMMC card found\n"); |
| 219 | return 0; |
| 220 | } |
| 221 | |
| 222 | if (mmc_init(mmc)) { |
| 223 | printf("%s(%d) init failed\n", IS_SD(mmc) ? "SD" : "MMC", |
| 224 | mmc_dev_num); |
| 225 | return 0; |
| 226 | } |
| 227 | |
| 228 | /* Load from data partition (0) */ |
| 229 | if (fs_set_blk_dev("mmc", "0", FS_TYPE_ANY)) { |
| 230 | printf("Error: MMC 0 not found\n"); |
| 231 | return 0; |
| 232 | } |
| 233 | |
| 234 | /* Perfrom file read */ |
| 235 | rc = fs_read(file_name, get_load_addr(), 0, 0, &act_read); |
| 236 | if (rc) |
| 237 | return 0; |
| 238 | |
| 239 | return act_read; |
| 240 | } |
| 241 | |
| 242 | static int is_mmc_active(void) |
| 243 | { |
| 244 | return 1; |
| 245 | } |
| 246 | #else /* CONFIG_DM_MMC */ |
| 247 | static int mmc_burn_image(size_t image_size) |
| 248 | { |
| 249 | return -ENODEV; |
| 250 | } |
| 251 | |
| 252 | static size_t mmc_read_file(const char *file_name) |
| 253 | { |
| 254 | return 0; |
| 255 | } |
| 256 | |
| 257 | static int is_mmc_active(void) |
| 258 | { |
| 259 | return 0; |
| 260 | } |
| 261 | #endif /* CONFIG_DM_MMC */ |
| 262 | |
| 263 | /******************************************************************** |
| 264 | * SPI services |
| 265 | ********************************************************************/ |
| 266 | #ifdef CONFIG_SPI_FLASH |
| 267 | static int spi_burn_image(size_t image_size) |
| 268 | { |
| 269 | int ret; |
| 270 | struct spi_flash *flash; |
| 271 | u32 erase_bytes; |
| 272 | |
| 273 | /* Probe the SPI bus to get the flash device */ |
| 274 | flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, |
| 275 | CONFIG_ENV_SPI_CS, |
| 276 | CONFIG_SF_DEFAULT_SPEED, |
| 277 | CONFIG_SF_DEFAULT_MODE); |
| 278 | if (!flash) { |
| 279 | printf("Failed to probe SPI Flash\n"); |
| 280 | return -ENOMEDIUM; |
| 281 | } |
| 282 | |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 283 | erase_bytes = image_size + |
| 284 | (flash->erase_size - image_size % flash->erase_size); |
| 285 | printf("Erasing %d bytes (%d blocks) at offset 0 ...", |
| 286 | erase_bytes, erase_bytes / flash->erase_size); |
| 287 | ret = spi_flash_erase(flash, 0, erase_bytes); |
| 288 | if (ret) |
| 289 | printf("Error!\n"); |
| 290 | else |
| 291 | printf("Done!\n"); |
| 292 | |
| 293 | printf("Writing %d bytes from 0x%lx to offset 0 ...", |
| 294 | (int)image_size, get_load_addr()); |
| 295 | ret = spi_flash_write(flash, 0, image_size, (void *)get_load_addr()); |
| 296 | if (ret) |
| 297 | printf("Error!\n"); |
| 298 | else |
| 299 | printf("Done!\n"); |
| 300 | |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 301 | return ret; |
| 302 | } |
| 303 | |
| 304 | static int is_spi_active(void) |
| 305 | { |
| 306 | return 1; |
| 307 | } |
| 308 | |
| 309 | #else /* CONFIG_SPI_FLASH */ |
| 310 | static int spi_burn_image(size_t image_size) |
| 311 | { |
| 312 | return -ENODEV; |
| 313 | } |
| 314 | |
| 315 | static int is_spi_active(void) |
| 316 | { |
| 317 | return 0; |
| 318 | } |
| 319 | #endif /* CONFIG_SPI_FLASH */ |
| 320 | |
| 321 | /******************************************************************** |
| 322 | * NAND services |
| 323 | ********************************************************************/ |
| 324 | #ifdef CONFIG_CMD_NAND |
| 325 | static int nand_burn_image(size_t image_size) |
| 326 | { |
Konstantin Porotchkin | c6db27b | 2017-03-28 18:16:56 +0300 | [diff] [blame] | 327 | int ret; |
| 328 | uint32_t block_size; |
Grygorii Strashko | 4a240bc | 2017-06-26 19:13:02 -0500 | [diff] [blame] | 329 | struct mtd_info *mtd; |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 330 | |
Grygorii Strashko | 4a240bc | 2017-06-26 19:13:02 -0500 | [diff] [blame] | 331 | mtd = get_nand_dev_by_index(nand_curr_device); |
| 332 | if (!mtd) { |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 333 | puts("\nno devices available\n"); |
| 334 | return -ENOMEDIUM; |
| 335 | } |
Grygorii Strashko | 4a240bc | 2017-06-26 19:13:02 -0500 | [diff] [blame] | 336 | block_size = mtd->erasesize; |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 337 | |
| 338 | /* Align U-Boot size to currently used blocksize */ |
| 339 | image_size = ((image_size + (block_size - 1)) & (~(block_size - 1))); |
| 340 | |
Joel Johnson | 22d78e4 | 2020-04-17 09:38:05 -0600 | [diff] [blame] | 341 | /* Erase the U-Boot image space */ |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 342 | printf("Erasing 0x%x - 0x%x:...", 0, (int)image_size); |
Grygorii Strashko | 4a240bc | 2017-06-26 19:13:02 -0500 | [diff] [blame] | 343 | ret = nand_erase(mtd, 0, image_size); |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 344 | if (ret) { |
| 345 | printf("Error!\n"); |
| 346 | goto error; |
| 347 | } |
| 348 | printf("Done!\n"); |
| 349 | |
| 350 | /* Write the image to flash */ |
Konstantin Porotchkin | c6db27b | 2017-03-28 18:16:56 +0300 | [diff] [blame] | 351 | printf("Writing %d bytes from 0x%lx to offset 0 ... ", |
| 352 | (int)image_size, get_load_addr()); |
Grygorii Strashko | 4a240bc | 2017-06-26 19:13:02 -0500 | [diff] [blame] | 353 | ret = nand_write(mtd, 0, &image_size, (void *)get_load_addr()); |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 354 | if (ret) |
| 355 | printf("Error!\n"); |
| 356 | else |
| 357 | printf("Done!\n"); |
| 358 | |
| 359 | error: |
| 360 | return ret; |
| 361 | } |
| 362 | |
| 363 | static int is_nand_active(void) |
| 364 | { |
| 365 | return 1; |
| 366 | } |
| 367 | |
| 368 | #else /* CONFIG_CMD_NAND */ |
| 369 | static int nand_burn_image(size_t image_size) |
| 370 | { |
| 371 | return -ENODEV; |
| 372 | } |
| 373 | |
| 374 | static int is_nand_active(void) |
| 375 | { |
| 376 | return 0; |
| 377 | } |
| 378 | #endif /* CONFIG_CMD_NAND */ |
| 379 | |
| 380 | /******************************************************************** |
| 381 | * USB services |
| 382 | ********************************************************************/ |
| 383 | #if defined(CONFIG_USB_STORAGE) && defined(CONFIG_BLK) |
| 384 | static size_t usb_read_file(const char *file_name) |
| 385 | { |
| 386 | loff_t act_read = 0; |
| 387 | struct udevice *dev; |
| 388 | int rc; |
| 389 | |
| 390 | usb_stop(); |
| 391 | |
| 392 | if (usb_init() < 0) { |
| 393 | printf("Error: usb_init failed\n"); |
| 394 | return 0; |
| 395 | } |
| 396 | |
| 397 | /* Try to recognize storage devices immediately */ |
| 398 | blk_first_device(IF_TYPE_USB, &dev); |
| 399 | if (!dev) { |
| 400 | printf("Error: USB storage device not found\n"); |
| 401 | return 0; |
| 402 | } |
| 403 | |
| 404 | /* Always load from usb 0 */ |
| 405 | if (fs_set_blk_dev("usb", "0", FS_TYPE_ANY)) { |
| 406 | printf("Error: USB 0 not found\n"); |
| 407 | return 0; |
| 408 | } |
| 409 | |
| 410 | /* Perfrom file read */ |
| 411 | rc = fs_read(file_name, get_load_addr(), 0, 0, &act_read); |
| 412 | if (rc) |
| 413 | return 0; |
| 414 | |
| 415 | return act_read; |
| 416 | } |
| 417 | |
| 418 | static int is_usb_active(void) |
| 419 | { |
| 420 | return 1; |
| 421 | } |
| 422 | |
| 423 | #else /* defined(CONFIG_USB_STORAGE) && defined (CONFIG_BLK) */ |
| 424 | static size_t usb_read_file(const char *file_name) |
| 425 | { |
| 426 | return 0; |
| 427 | } |
| 428 | |
| 429 | static int is_usb_active(void) |
| 430 | { |
| 431 | return 0; |
| 432 | } |
| 433 | #endif /* defined(CONFIG_USB_STORAGE) && defined (CONFIG_BLK) */ |
| 434 | |
| 435 | /******************************************************************** |
| 436 | * Network services |
| 437 | ********************************************************************/ |
| 438 | #ifdef CONFIG_CMD_NET |
| 439 | static size_t tftp_read_file(const char *file_name) |
| 440 | { |
Simon Glass | 892265d | 2019-12-28 10:45:02 -0700 | [diff] [blame] | 441 | /* |
| 442 | * update global variable image_load_addr before tftp file from network |
| 443 | */ |
| 444 | image_load_addr = get_load_addr(); |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 445 | return net_loop(TFTPGET); |
| 446 | } |
| 447 | |
| 448 | static int is_tftp_active(void) |
| 449 | { |
| 450 | return 1; |
| 451 | } |
| 452 | |
| 453 | #else |
| 454 | static size_t tftp_read_file(const char *file_name) |
| 455 | { |
| 456 | return 0; |
| 457 | } |
| 458 | |
| 459 | static int is_tftp_active(void) |
| 460 | { |
| 461 | return 0; |
| 462 | } |
| 463 | #endif /* CONFIG_CMD_NET */ |
| 464 | |
| 465 | enum bubt_devices { |
| 466 | BUBT_DEV_NET = 0, |
| 467 | BUBT_DEV_USB, |
| 468 | BUBT_DEV_MMC, |
| 469 | BUBT_DEV_SPI, |
| 470 | BUBT_DEV_NAND, |
| 471 | |
| 472 | BUBT_MAX_DEV |
| 473 | }; |
| 474 | |
| 475 | struct bubt_dev bubt_devs[BUBT_MAX_DEV] = { |
| 476 | {"tftp", tftp_read_file, NULL, is_tftp_active}, |
| 477 | {"usb", usb_read_file, NULL, is_usb_active}, |
| 478 | {"mmc", mmc_read_file, mmc_burn_image, is_mmc_active}, |
| 479 | {"spi", NULL, spi_burn_image, is_spi_active}, |
| 480 | {"nand", NULL, nand_burn_image, is_nand_active}, |
| 481 | }; |
| 482 | |
| 483 | static int bubt_write_file(struct bubt_dev *dst, size_t image_size) |
| 484 | { |
| 485 | if (!dst->write) { |
| 486 | printf("Error: Write not supported on device %s\n", dst->name); |
| 487 | return -ENOTSUPP; |
| 488 | } |
| 489 | |
| 490 | return dst->write(image_size); |
| 491 | } |
| 492 | |
| 493 | #if defined(CONFIG_ARMADA_8K) |
| 494 | u32 do_checksum32(u32 *start, int32_t len) |
| 495 | { |
| 496 | u32 sum = 0; |
| 497 | u32 *startp = start; |
| 498 | |
| 499 | do { |
| 500 | sum += *startp; |
| 501 | startp++; |
| 502 | len -= 4; |
| 503 | } while (len > 0); |
| 504 | |
| 505 | return sum; |
| 506 | } |
| 507 | |
| 508 | static int check_image_header(void) |
| 509 | { |
| 510 | struct mvebu_image_header *hdr = |
| 511 | (struct mvebu_image_header *)get_load_addr(); |
| 512 | u32 header_len = hdr->prolog_size; |
| 513 | u32 checksum; |
| 514 | u32 checksum_ref = hdr->prolog_checksum; |
| 515 | |
| 516 | /* |
| 517 | * For now compare checksum, and magic. Later we can |
| 518 | * verify more stuff on the header like interface type, etc |
| 519 | */ |
| 520 | if (hdr->magic != MAIN_HDR_MAGIC) { |
| 521 | printf("ERROR: Bad MAGIC 0x%08x != 0x%08x\n", |
| 522 | hdr->magic, MAIN_HDR_MAGIC); |
| 523 | return -ENOEXEC; |
| 524 | } |
| 525 | |
| 526 | /* The checksum value is discarded from checksum calculation */ |
| 527 | hdr->prolog_checksum = 0; |
| 528 | |
| 529 | checksum = do_checksum32((u32 *)hdr, header_len); |
| 530 | if (checksum != checksum_ref) { |
| 531 | printf("Error: Bad Image checksum. 0x%x != 0x%x\n", |
| 532 | checksum, checksum_ref); |
| 533 | return -ENOEXEC; |
| 534 | } |
| 535 | |
| 536 | /* Restore the checksum before writing */ |
| 537 | hdr->prolog_checksum = checksum_ref; |
| 538 | printf("Image checksum...OK!\n"); |
| 539 | |
| 540 | return 0; |
| 541 | } |
| 542 | #elif defined(CONFIG_ARMADA_3700) /* Armada 3700 */ |
| 543 | static int check_image_header(void) |
| 544 | { |
| 545 | struct common_tim_data *hdr = (struct common_tim_data *)get_load_addr(); |
| 546 | int image_num; |
| 547 | u8 hash_160_output[SHA1_SUM_LEN]; |
| 548 | u8 hash_256_output[SHA256_SUM_LEN]; |
| 549 | sha1_context hash1_text; |
| 550 | sha256_context hash256_text; |
| 551 | u8 *hash_output; |
| 552 | u32 hash_algorithm_id; |
| 553 | u32 image_size_to_hash; |
| 554 | u32 flash_entry_addr; |
| 555 | u32 *hash_value; |
| 556 | u32 internal_hash[HASH_SUM_LEN]; |
| 557 | const u8 *buff; |
| 558 | u32 num_of_image = hdr->num_images; |
| 559 | u32 version = hdr->version; |
| 560 | u32 trusted = hdr->trusted; |
| 561 | |
| 562 | /* bubt checksum validation only supports nontrusted images */ |
| 563 | if (trusted == 1) { |
| 564 | printf("bypass image validation, "); |
| 565 | printf("only untrusted image is supported now\n"); |
| 566 | return 0; |
| 567 | } |
| 568 | /* only supports image version 3.5 and 3.6 */ |
| 569 | if (version != IMAGE_VERSION_3_5_0 && version != IMAGE_VERSION_3_6_0) { |
| 570 | printf("Error: Unsupported Image version = 0x%08x\n", version); |
| 571 | return -ENOEXEC; |
| 572 | } |
| 573 | /* validate images hash value */ |
| 574 | for (image_num = 0; image_num < num_of_image; image_num++) { |
| 575 | struct mvebu_image_info *info = |
| 576 | (struct mvebu_image_info *)(get_load_addr() + |
| 577 | sizeof(struct common_tim_data) + |
| 578 | image_num * sizeof(struct mvebu_image_info)); |
| 579 | hash_algorithm_id = info->hash_algorithm_id; |
| 580 | image_size_to_hash = info->image_size_to_hash; |
| 581 | flash_entry_addr = info->flash_entry_addr; |
| 582 | hash_value = info->hash; |
| 583 | buff = (const u8 *)(get_load_addr() + flash_entry_addr); |
| 584 | |
| 585 | if (image_num == 0) { |
| 586 | /* |
| 587 | * The first image includes hash values in its content. |
| 588 | * For hash calculation, we need to save the original |
| 589 | * hash values to a local variable that will be |
| 590 | * copied back for comparsion and set all zeros to |
| 591 | * the orignal hash values for calculating new value. |
| 592 | * First image original format : |
| 593 | * x...x (datum1) x...x(orig. hash values) x...x(datum2) |
| 594 | * Replaced first image format : |
| 595 | * x...x (datum1) 0...0(hash values) x...x(datum2) |
| 596 | */ |
| 597 | memcpy(internal_hash, hash_value, |
| 598 | sizeof(internal_hash)); |
| 599 | memset(hash_value, 0, sizeof(internal_hash)); |
| 600 | } |
| 601 | if (image_size_to_hash == 0) { |
| 602 | printf("Warning: Image_%d hash checksum is disabled, ", |
| 603 | image_num); |
| 604 | printf("skip the image validation.\n"); |
| 605 | continue; |
| 606 | } |
| 607 | switch (hash_algorithm_id) { |
| 608 | case SHA1_SUM_LEN: |
| 609 | sha1_starts(&hash1_text); |
| 610 | sha1_update(&hash1_text, buff, image_size_to_hash); |
| 611 | sha1_finish(&hash1_text, hash_160_output); |
| 612 | hash_output = hash_160_output; |
| 613 | break; |
| 614 | case SHA256_SUM_LEN: |
| 615 | sha256_starts(&hash256_text); |
| 616 | sha256_update(&hash256_text, buff, image_size_to_hash); |
| 617 | sha256_finish(&hash256_text, hash_256_output); |
| 618 | hash_output = hash_256_output; |
| 619 | break; |
| 620 | default: |
| 621 | printf("Error: Unsupported hash_algorithm_id = %d\n", |
| 622 | hash_algorithm_id); |
| 623 | return -ENOEXEC; |
| 624 | } |
| 625 | if (image_num == 0) |
| 626 | memcpy(hash_value, internal_hash, |
| 627 | sizeof(internal_hash)); |
| 628 | if (memcmp(hash_value, hash_output, hash_algorithm_id) != 0) { |
| 629 | printf("Error: Image_%d checksum is not correct\n", |
| 630 | image_num); |
| 631 | return -ENOEXEC; |
| 632 | } |
| 633 | } |
| 634 | printf("Image checksum...OK!\n"); |
| 635 | |
Joel Johnson | 37b9c12 | 2020-04-17 09:38:04 -0600 | [diff] [blame] | 636 | return 0; |
| 637 | } |
| 638 | #elif defined(CONFIG_ARMADA_38X) |
| 639 | static size_t a38x_header_size(const struct a38x_main_hdr_v1 *h) |
| 640 | { |
| 641 | if (h->version == 1) |
| 642 | return (h->headersz_msb << 16) | le16_to_cpu(h->headersz_lsb); |
| 643 | |
| 644 | printf("Error: Invalid A38x image (header version 0x%x unknown)!\n", |
| 645 | h->version); |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 646 | return 0; |
| 647 | } |
| 648 | |
Joel Johnson | 37b9c12 | 2020-04-17 09:38:04 -0600 | [diff] [blame] | 649 | static uint8_t image_checksum8(const void *start, size_t len) |
| 650 | { |
| 651 | u8 csum = 0; |
| 652 | const u8 *p = start; |
| 653 | |
| 654 | while (len) { |
| 655 | csum += *p; |
| 656 | ++p; |
| 657 | --len; |
| 658 | } |
| 659 | |
| 660 | return csum; |
| 661 | } |
| 662 | |
| 663 | static int check_image_header(void) |
| 664 | { |
| 665 | u8 checksum; |
| 666 | const struct a38x_main_hdr_v1 *hdr = |
| 667 | (struct a38x_main_hdr_v1 *)get_load_addr(); |
| 668 | const size_t image_size = a38x_header_size(hdr); |
| 669 | |
| 670 | if (!image_size) |
| 671 | return -ENOEXEC; |
| 672 | |
| 673 | checksum = image_checksum8(hdr, image_size); |
| 674 | checksum -= hdr->checksum; |
| 675 | if (checksum != hdr->checksum) { |
| 676 | printf("Error: Bad A38x image checksum. 0x%x != 0x%x\n", |
| 677 | checksum, hdr->checksum); |
| 678 | return -ENOEXEC; |
| 679 | } |
| 680 | |
| 681 | printf("Image checksum...OK!\n"); |
| 682 | return 0; |
| 683 | } |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 684 | #else /* Not ARMADA? */ |
| 685 | static int check_image_header(void) |
| 686 | { |
| 687 | printf("bubt cmd does not support this SoC device or family!\n"); |
| 688 | return -ENOEXEC; |
| 689 | } |
| 690 | #endif |
| 691 | |
Joel Johnson | ab5dd30 | 2020-04-17 09:38:06 -0600 | [diff] [blame] | 692 | static int bubt_check_boot_mode(const struct bubt_dev *dst) |
| 693 | { |
| 694 | if (IS_ENABLED(CONFIG_ARMADA_38X)) { |
| 695 | int mode; |
| 696 | const struct a38x_main_hdr_v1 *hdr = |
| 697 | (struct a38x_main_hdr_v1 *)get_load_addr(); |
| 698 | |
| 699 | for (mode = 0; mode < ARRAY_SIZE(a38x_boot_modes); mode++) { |
| 700 | if (strcmp(a38x_boot_modes[mode].name, dst->name) == 0) |
| 701 | break; |
| 702 | } |
| 703 | |
| 704 | if (a38x_boot_modes[mode].id == hdr->blockid) |
| 705 | return 0; |
| 706 | |
Joel Johnson | 27e9d07 | 2020-04-17 09:38:08 -0600 | [diff] [blame] | 707 | for (int i = 0; i < ARRAY_SIZE(a38x_boot_modes); i++) { |
| 708 | if (a38x_boot_modes[i].id == hdr->blockid) { |
Joel Johnson | a57bf96 | 2020-04-25 20:54:56 -0600 | [diff] [blame] | 709 | printf("Error: A38x image meant to be booted from " |
| 710 | "\"%s\", not \"%s\"!\n", |
Joel Johnson | 27e9d07 | 2020-04-17 09:38:08 -0600 | [diff] [blame] | 711 | a38x_boot_modes[i].name, dst->name); |
| 712 | return -ENOEXEC; |
| 713 | } |
| 714 | } |
| 715 | |
| 716 | printf("Error: unknown boot device in A38x image header: " |
| 717 | "0x%x\n", hdr->blockid); |
Joel Johnson | ab5dd30 | 2020-04-17 09:38:06 -0600 | [diff] [blame] | 718 | return -ENOEXEC; |
| 719 | } else { |
| 720 | return 0; |
| 721 | } |
| 722 | } |
| 723 | |
| 724 | static int bubt_verify(const struct bubt_dev *dst) |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 725 | { |
| 726 | int err; |
| 727 | |
| 728 | /* Check a correct image header exists */ |
| 729 | err = check_image_header(); |
| 730 | if (err) { |
| 731 | printf("Error: Image header verification failed\n"); |
| 732 | return err; |
| 733 | } |
| 734 | |
Joel Johnson | ab5dd30 | 2020-04-17 09:38:06 -0600 | [diff] [blame] | 735 | err = bubt_check_boot_mode(dst); |
| 736 | if (err) { |
| 737 | printf("Error: Image boot mode verification failed\n"); |
| 738 | return err; |
| 739 | } |
| 740 | |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 741 | return 0; |
| 742 | } |
| 743 | |
| 744 | static int bubt_read_file(struct bubt_dev *src) |
| 745 | { |
| 746 | size_t image_size; |
| 747 | |
| 748 | if (!src->read) { |
| 749 | printf("Error: Read not supported on device \"%s\"\n", |
| 750 | src->name); |
| 751 | return 0; |
| 752 | } |
| 753 | |
| 754 | image_size = src->read(net_boot_file_name); |
| 755 | if (image_size <= 0) { |
| 756 | printf("Error: Failed to read file %s from %s\n", |
| 757 | net_boot_file_name, src->name); |
| 758 | return 0; |
| 759 | } |
| 760 | |
| 761 | return image_size; |
| 762 | } |
| 763 | |
| 764 | static int bubt_is_dev_active(struct bubt_dev *dev) |
| 765 | { |
| 766 | if (!dev->active) { |
Joel Johnson | 22d78e4 | 2020-04-17 09:38:05 -0600 | [diff] [blame] | 767 | printf("Device \"%s\" not supported by U-Boot image\n", |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 768 | dev->name); |
| 769 | return 0; |
| 770 | } |
| 771 | |
| 772 | if (!dev->active()) { |
| 773 | printf("Device \"%s\" is inactive\n", dev->name); |
| 774 | return 0; |
| 775 | } |
| 776 | |
| 777 | return 1; |
| 778 | } |
| 779 | |
| 780 | struct bubt_dev *find_bubt_dev(char *dev_name) |
| 781 | { |
| 782 | int dev; |
| 783 | |
| 784 | for (dev = 0; dev < BUBT_MAX_DEV; dev++) { |
| 785 | if (strcmp(bubt_devs[dev].name, dev_name) == 0) |
| 786 | return &bubt_devs[dev]; |
| 787 | } |
| 788 | |
| 789 | return 0; |
| 790 | } |
| 791 | |
| 792 | #define DEFAULT_BUBT_SRC "tftp" |
| 793 | |
| 794 | #ifndef DEFAULT_BUBT_DST |
| 795 | #ifdef CONFIG_MVEBU_SPI_BOOT |
| 796 | #define DEFAULT_BUBT_DST "spi" |
| 797 | #elif defined(CONFIG_MVEBU_NAND_BOOT) |
| 798 | #define DEFAULT_BUBT_DST "nand" |
| 799 | #elif defined(CONFIG_MVEBU_MMC_BOOT) |
| 800 | #define DEFAULT_BUBT_DST "mmc" |
Konstantin Porotchkin | e78a389 | 2021-03-17 18:53:43 +0200 | [diff] [blame] | 801 | #else |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 802 | #define DEFAULT_BUBT_DST "error" |
| 803 | #endif |
| 804 | #endif /* DEFAULT_BUBT_DST */ |
| 805 | |
Simon Glass | ed38aef | 2020-05-10 11:40:03 -0600 | [diff] [blame] | 806 | int do_bubt_cmd(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 807 | { |
| 808 | struct bubt_dev *src, *dst; |
| 809 | size_t image_size; |
| 810 | char src_dev_name[8]; |
| 811 | char dst_dev_name[8]; |
| 812 | char *name; |
| 813 | int err; |
| 814 | |
| 815 | if (argc < 2) |
| 816 | copy_filename(net_boot_file_name, |
| 817 | CONFIG_MVEBU_UBOOT_DFLT_NAME, |
| 818 | sizeof(net_boot_file_name)); |
| 819 | else |
| 820 | copy_filename(net_boot_file_name, argv[1], |
| 821 | sizeof(net_boot_file_name)); |
| 822 | |
| 823 | if (argc >= 3) { |
| 824 | strncpy(dst_dev_name, argv[2], 8); |
| 825 | } else { |
| 826 | name = DEFAULT_BUBT_DST; |
| 827 | strncpy(dst_dev_name, name, 8); |
| 828 | } |
| 829 | |
| 830 | if (argc >= 4) |
| 831 | strncpy(src_dev_name, argv[3], 8); |
| 832 | else |
| 833 | strncpy(src_dev_name, DEFAULT_BUBT_SRC, 8); |
| 834 | |
| 835 | /* Figure out the destination device */ |
| 836 | dst = find_bubt_dev(dst_dev_name); |
| 837 | if (!dst) { |
| 838 | printf("Error: Unknown destination \"%s\"\n", dst_dev_name); |
| 839 | return -EINVAL; |
| 840 | } |
| 841 | |
| 842 | if (!bubt_is_dev_active(dst)) |
| 843 | return -ENODEV; |
| 844 | |
| 845 | /* Figure out the source device */ |
| 846 | src = find_bubt_dev(src_dev_name); |
| 847 | if (!src) { |
| 848 | printf("Error: Unknown source \"%s\"\n", src_dev_name); |
| 849 | return 1; |
| 850 | } |
| 851 | |
| 852 | if (!bubt_is_dev_active(src)) |
| 853 | return -ENODEV; |
| 854 | |
Joel Johnson | 22d78e4 | 2020-04-17 09:38:05 -0600 | [diff] [blame] | 855 | printf("Burning U-Boot image \"%s\" from \"%s\" to \"%s\"\n", |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 856 | net_boot_file_name, src->name, dst->name); |
| 857 | |
| 858 | image_size = bubt_read_file(src); |
| 859 | if (!image_size) |
| 860 | return -EIO; |
| 861 | |
Joel Johnson | ab5dd30 | 2020-04-17 09:38:06 -0600 | [diff] [blame] | 862 | err = bubt_verify(dst); |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 863 | if (err) |
| 864 | return err; |
| 865 | |
| 866 | err = bubt_write_file(dst, image_size); |
| 867 | if (err) |
| 868 | return err; |
| 869 | |
| 870 | return 0; |
| 871 | } |
| 872 | |
| 873 | U_BOOT_CMD( |
| 874 | bubt, 4, 0, do_bubt_cmd, |
| 875 | "Burn a u-boot image to flash", |
| 876 | "[file-name] [destination [source]]\n" |
Pali Rohár | b418820 | 2021-01-27 11:56:02 +0100 | [diff] [blame] | 877 | "\t-file-name The image file name to burn. Default = " CONFIG_MVEBU_UBOOT_DFLT_NAME "\n" |
| 878 | "\t-destination Flash to burn to [spi, nand, mmc]. Default = " DEFAULT_BUBT_DST "\n" |
| 879 | "\t-source The source to load image from [tftp, usb, mmc]. Default = " DEFAULT_BUBT_SRC "\n" |
Konstantin Porotchkin | 97d2678 | 2016-12-08 12:22:28 +0200 | [diff] [blame] | 880 | "Examples:\n" |
| 881 | "\tbubt - Burn flash-image.bin from tftp to active boot device\n" |
| 882 | "\tbubt flash-image-new.bin nand - Burn flash-image-new.bin from tftp to NAND flash\n" |
| 883 | "\tbubt backup-flash-image.bin mmc usb - Burn backup-flash-image.bin from usb to MMC\n" |
| 884 | |
| 885 | ); |