1 /* 2 * Copyright 2017 Rockchip Electronics Co., Ltd 3 * Frank Wang <frank.wang@rock-chips.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #include <asm/io.h> 9 #include <android_avb/avb_ops_user.h> 10 #include <android_avb/rk_avb_ops_user.h> 11 #include <asm/arch/boot_mode.h> 12 #include <asm/arch/chip_info.h> 13 #include <asm/arch/rk_atags.h> 14 #include <write_keybox.h> 15 #include <linux/mtd/mtd.h> 16 #include <optee_include/OpteeClientInterface.h> 17 #include <dm.h> 18 #include <misc.h> 19 #include <mmc.h> 20 #include <scsi.h> 21 #include <stdlib.h> 22 #include <usbplug.h> 23 24 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 25 #include <asm/arch/vendor.h> 26 #endif 27 #include <rockusb.h> 28 29 #define ROCKUSB_INTERFACE_CLASS 0xff 30 #define ROCKUSB_INTERFACE_SUB_CLASS 0x06 31 #define ROCKUSB_INTERFACE_PROTOCOL 0x05 32 33 #define ROCKCHIP_FLASH_BLOCK_SIZE 1024 34 #define ROCKCHIP_FLASH_PAGE_SIZE 4 35 36 static struct usb_interface_descriptor rkusb_intf_desc = { 37 .bLength = USB_DT_INTERFACE_SIZE, 38 .bDescriptorType = USB_DT_INTERFACE, 39 .bInterfaceNumber = 0x00, 40 .bAlternateSetting = 0x00, 41 .bNumEndpoints = 0x02, 42 .bInterfaceClass = ROCKUSB_INTERFACE_CLASS, 43 .bInterfaceSubClass = ROCKUSB_INTERFACE_SUB_CLASS, 44 .bInterfaceProtocol = ROCKUSB_INTERFACE_PROTOCOL, 45 }; 46 47 static struct usb_descriptor_header *rkusb_fs_function[] = { 48 (struct usb_descriptor_header *)&rkusb_intf_desc, 49 (struct usb_descriptor_header *)&fsg_fs_bulk_in_desc, 50 (struct usb_descriptor_header *)&fsg_fs_bulk_out_desc, 51 NULL, 52 }; 53 54 static struct usb_descriptor_header *rkusb_hs_function[] = { 55 (struct usb_descriptor_header *)&rkusb_intf_desc, 56 (struct usb_descriptor_header *)&fsg_hs_bulk_in_desc, 57 (struct usb_descriptor_header *)&fsg_hs_bulk_out_desc, 58 NULL, 59 }; 60 61 static struct usb_descriptor_header *rkusb_ss_function[] = { 62 (struct usb_descriptor_header *)&rkusb_intf_desc, 63 (struct usb_descriptor_header *)&fsg_ss_bulk_in_desc, 64 (struct usb_descriptor_header *)&fsg_ss_bulk_in_comp_desc, 65 (struct usb_descriptor_header *)&fsg_ss_bulk_out_desc, 66 (struct usb_descriptor_header *)&fsg_ss_bulk_out_comp_desc, 67 NULL, 68 }; 69 70 struct rk_flash_info { 71 u32 flash_size; 72 u16 block_size; 73 u8 page_size; 74 u8 ecc_bits; 75 u8 access_time; 76 u8 manufacturer; 77 u8 flash_mask; 78 } __packed; 79 80 static int rkusb_rst_code; /* The subcode in reset command (0xFF) */ 81 82 int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name) 83 { 84 if (IS_RKUSB_UMS_DNL(name)) { 85 /* Fix to Rockchip's VID and PID */ 86 dev->idVendor = __constant_cpu_to_le16(0x2207); 87 dev->idProduct = __constant_cpu_to_le16(CONFIG_ROCKUSB_G_DNL_PID); 88 89 /* Enumerate as a loader device */ 90 #if defined(CONFIG_SUPPORT_USBPLUG) 91 dev->bcdUSB = cpu_to_le16(0x0200); 92 #else 93 dev->bcdUSB = cpu_to_le16(0x0201); 94 #endif 95 } else if (!strncmp(name, "usb_dnl_fastboot", 16)) { 96 /* Fix to Google's VID and PID */ 97 dev->idVendor = __constant_cpu_to_le16(0x18d1); 98 dev->idProduct = __constant_cpu_to_le16(0xd00d); 99 } else if (!strncmp(name, "usb_dnl_dfu", 11)) { 100 /* Fix to Rockchip's VID and PID for DFU */ 101 dev->idVendor = cpu_to_le16(0x2207); 102 dev->idProduct = cpu_to_le16(0x0107); 103 } else if (!strncmp(name, "usb_dnl_ums", 11)) { 104 dev->idVendor = cpu_to_le16(0x2207); 105 dev->idProduct = cpu_to_le16(0x0010); 106 } 107 108 return 0; 109 } 110 111 __maybe_unused 112 static inline void dump_cbw(struct fsg_bulk_cb_wrap *cbw) 113 { 114 assert(!cbw); 115 116 debug("%s:\n", __func__); 117 debug("Signature %x\n", cbw->Signature); 118 debug("Tag %x\n", cbw->Tag); 119 debug("DataTransferLength %x\n", cbw->DataTransferLength); 120 debug("Flags %x\n", cbw->Flags); 121 debug("LUN %x\n", cbw->Lun); 122 debug("Length %x\n", cbw->Length); 123 debug("OptionCode %x\n", cbw->CDB[0]); 124 debug("SubCode %x\n", cbw->CDB[1]); 125 debug("SectorAddr %x\n", get_unaligned_be32(&cbw->CDB[2])); 126 debug("BlkSectors %x\n\n", get_unaligned_be16(&cbw->CDB[7])); 127 } 128 129 static int rkusb_check_lun(struct fsg_common *common) 130 { 131 struct fsg_lun *curlun; 132 133 /* Check the LUN */ 134 if (common->lun >= 0 && common->lun < common->nluns) { 135 curlun = &common->luns[common->lun]; 136 if (common->cmnd[0] != SC_REQUEST_SENSE) { 137 curlun->sense_data = SS_NO_SENSE; 138 curlun->info_valid = 0; 139 } 140 } else { 141 curlun = NULL; 142 common->bad_lun_okay = 0; 143 144 /* 145 * INQUIRY and REQUEST SENSE commands are explicitly allowed 146 * to use unsupported LUNs; all others may not. 147 */ 148 if (common->cmnd[0] != SC_INQUIRY && 149 common->cmnd[0] != SC_REQUEST_SENSE) { 150 debug("unsupported LUN %d\n", common->lun); 151 return -EINVAL; 152 } 153 } 154 155 return 0; 156 } 157 158 static void __do_reset(struct usb_ep *ep, struct usb_request *req) 159 { 160 u32 boot_flag = BOOT_NORMAL; 161 162 if (rkusb_rst_code == 0x03) 163 boot_flag = BOOT_BROM_DOWNLOAD; 164 165 rkusb_rst_code = 0; /* restore to default */ 166 writel(boot_flag, (void *)CONFIG_ROCKCHIP_BOOT_MODE_REG); 167 168 do_reset(NULL, 0, 0, NULL); 169 } 170 171 static int rkusb_do_reset(struct fsg_common *common, 172 struct fsg_buffhd *bh) 173 { 174 common->data_size_from_cmnd = common->cmnd[4]; 175 common->residue = 0; 176 bh->inreq->complete = __do_reset; 177 bh->state = BUF_STATE_EMPTY; 178 179 rkusb_rst_code = !common->cmnd[1] ? 0xff : common->cmnd[1]; 180 return 0; 181 } 182 183 __weak bool rkusb_usb3_capable(void) 184 { 185 return false; 186 } 187 188 static int rkusb_do_switch_to_usb3(struct fsg_common *common, 189 struct fsg_buffhd *bh) 190 { 191 g_dnl_set_serialnumber((char *)&common->cmnd[1]); 192 rkusb_switch_to_usb3_enable(true); 193 bh->state = BUF_STATE_EMPTY; 194 195 return 0; 196 } 197 198 static int rkusb_do_test_unit_ready(struct fsg_common *common, 199 struct fsg_buffhd *bh) 200 { 201 struct blk_desc *desc = &ums[common->lun].block_dev; 202 u32 usb_trb_size; 203 u16 residue; 204 205 if ((desc->if_type == IF_TYPE_MTD && desc->devnum == BLK_MTD_SPI_NOR) || 206 desc->if_type == IF_TYPE_SPINOR) 207 residue = 0x03; /* 128KB Max block xfer for SPI Nor */ 208 else if (common->cmnd[1] == 0xf7 && FSG_BUFLEN >= 0x400000) 209 residue = 0x0a; /* Max block xfer for USB DWC3 */ 210 else 211 residue = 0x06; /* Max block xfer support from host */ 212 213 usb_trb_size = (1 << residue) * 4096; 214 common->usb_trb_size = min(usb_trb_size, FSG_BUFLEN); 215 common->residue = residue << 24; 216 common->data_dir = DATA_DIR_NONE; 217 bh->state = BUF_STATE_EMPTY; 218 219 return 0; 220 } 221 222 static int rkusb_do_read_flash_id(struct fsg_common *common, 223 struct fsg_buffhd *bh) 224 { 225 u8 *buf = (u8 *)bh->buf; 226 u32 len = 5; 227 enum if_type type = ums[common->lun].block_dev.if_type; 228 u32 devnum = ums[common->lun].block_dev.devnum; 229 const char *str; 230 231 switch (type) { 232 case IF_TYPE_MMC: 233 str = "EMMC "; 234 break; 235 case IF_TYPE_RKNAND: 236 str = "NAND "; 237 break; 238 case IF_TYPE_MTD: 239 if (devnum == BLK_MTD_SPI_NAND) 240 str ="SNAND"; 241 else if (devnum == BLK_MTD_NAND) 242 str = "NAND "; 243 else 244 str = "NOR "; 245 break; 246 default: 247 str = "UNKN "; /* unknown */ 248 break; 249 } 250 251 memcpy((void *)&buf[0], str, len); 252 253 /* Set data xfer size */ 254 common->residue = common->data_size_from_cmnd = len; 255 common->data_size = len; 256 257 return len; 258 } 259 260 static int rkusb_do_test_bad_block(struct fsg_common *common, 261 struct fsg_buffhd *bh) 262 { 263 u8 *buf = (u8 *)bh->buf; 264 u32 len = 64; 265 266 memset((void *)&buf[0], 0, len); 267 268 /* Set data xfer size */ 269 common->residue = common->data_size_from_cmnd = len; 270 common->data_size = len; 271 272 return len; 273 } 274 275 static int rkusb_do_read_flash_info(struct fsg_common *common, 276 struct fsg_buffhd *bh) 277 { 278 struct blk_desc *desc = &ums[common->lun].block_dev; 279 u8 *buf = (u8 *)bh->buf; 280 u32 len = sizeof(struct rk_flash_info); 281 struct rk_flash_info finfo = { 282 .block_size = ROCKCHIP_FLASH_BLOCK_SIZE, 283 .ecc_bits = 0, 284 .page_size = ROCKCHIP_FLASH_PAGE_SIZE, 285 .access_time = 40, 286 .manufacturer = 0, 287 .flash_mask = 0 288 }; 289 290 finfo.flash_size = (u32)desc->lba; 291 292 if (desc->if_type == IF_TYPE_MTD && 293 (desc->devnum == BLK_MTD_NAND || 294 desc->devnum == BLK_MTD_SPI_NAND)) { 295 struct mtd_info *mtd = (struct mtd_info *)desc->bdev->priv; 296 297 if (mtd) { 298 finfo.block_size = mtd->erasesize >> 9; 299 finfo.page_size = mtd->writesize >> 9; 300 } 301 } 302 303 if (desc->if_type == IF_TYPE_MTD && desc->devnum == BLK_MTD_SPI_NOR) { 304 /* RV1126/RK3308 mtd spinor keep the former upgrade mode */ 305 #if !defined(CONFIG_ROCKCHIP_RV1126) && !defined(CONFIG_ROCKCHIP_RK3308) 306 finfo.block_size = 0x80; /* Aligned to 64KB */ 307 #else 308 finfo.block_size = ROCKCHIP_FLASH_BLOCK_SIZE; 309 #endif 310 } 311 312 debug("Flash info: block_size= %x page_size= %x\n", finfo.block_size, 313 finfo.page_size); 314 315 if (finfo.flash_size) 316 finfo.flash_mask = 1; 317 318 memset((void *)&buf[0], 0, len); 319 memcpy((void *)&buf[0], (void *)&finfo, len); 320 321 /* Set data xfer size */ 322 common->residue = common->data_size_from_cmnd = len; 323 /* legacy upgrade_tool does not set correct transfer size */ 324 common->data_size = len; 325 326 return len; 327 } 328 329 static int rkusb_do_get_chip_info(struct fsg_common *common, 330 struct fsg_buffhd *bh) 331 { 332 u8 *buf = (u8 *)bh->buf; 333 u32 len = common->data_size; 334 u32 chip_info[4]; 335 336 memset((void *)chip_info, 0, sizeof(chip_info)); 337 rockchip_rockusb_get_chip_info(chip_info); 338 339 memset((void *)&buf[0], 0, len); 340 memcpy((void *)&buf[0], (void *)chip_info, len); 341 342 /* Set data xfer size */ 343 common->residue = common->data_size_from_cmnd = len; 344 345 return len; 346 } 347 348 static int rkusb_do_lba_erase(struct fsg_common *common, 349 struct fsg_buffhd *bh) 350 { 351 struct fsg_lun *curlun = &common->luns[common->lun]; 352 u32 lba, amount; 353 loff_t file_offset; 354 int rc; 355 356 lba = get_unaligned_be32(&common->cmnd[2]); 357 if (lba >= curlun->num_sectors) { 358 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 359 rc = -EINVAL; 360 goto out; 361 } 362 363 file_offset = ((loff_t) lba) << 9; 364 amount = get_unaligned_be16(&common->cmnd[7]) << 9; 365 if (unlikely(amount == 0)) { 366 curlun->sense_data = SS_INVALID_FIELD_IN_CDB; 367 rc = -EIO; 368 goto out; 369 } 370 371 /* Perform the erase */ 372 rc = ums[common->lun].erase_sector(&ums[common->lun], 373 file_offset / SECTOR_SIZE, 374 amount / SECTOR_SIZE); 375 if (!rc) { 376 curlun->sense_data = SS_MEDIUM_NOT_PRESENT; 377 rc = -EIO; 378 } 379 380 out: 381 common->data_dir = DATA_DIR_NONE; 382 bh->state = BUF_STATE_EMPTY; 383 384 return rc; 385 } 386 387 static int rkusb_do_erase_force(struct fsg_common *common, 388 struct fsg_buffhd *bh) 389 { 390 struct blk_desc *desc = &ums[common->lun].block_dev; 391 struct fsg_lun *curlun = &common->luns[common->lun]; 392 u16 block_size = ROCKCHIP_FLASH_BLOCK_SIZE; 393 u32 lba, amount; 394 loff_t file_offset; 395 int rc; 396 397 lba = get_unaligned_be32(&common->cmnd[2]); 398 if (lba >= curlun->num_sectors) { 399 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 400 rc = -EINVAL; 401 goto out; 402 } 403 404 if (desc->if_type == IF_TYPE_MTD && 405 (desc->devnum == BLK_MTD_NAND || 406 desc->devnum == BLK_MTD_SPI_NAND)) { 407 struct mtd_info *mtd = (struct mtd_info *)desc->bdev->priv; 408 409 if (mtd) 410 block_size = mtd->erasesize >> 9; 411 } 412 413 file_offset = ((loff_t)lba) * block_size; 414 amount = get_unaligned_be16(&common->cmnd[7]) * block_size; 415 416 debug("%s lba= %x, nsec= %x\n", __func__, lba, 417 (u32)get_unaligned_be16(&common->cmnd[7])); 418 419 if (unlikely(amount == 0)) { 420 curlun->sense_data = SS_INVALID_FIELD_IN_CDB; 421 rc = -EIO; 422 goto out; 423 } 424 425 /* Perform the erase */ 426 rc = ums[common->lun].erase_sector(&ums[common->lun], 427 file_offset, 428 amount); 429 if (!rc) { 430 curlun->sense_data = SS_MEDIUM_NOT_PRESENT; 431 rc = -EIO; 432 } 433 434 out: 435 common->data_dir = DATA_DIR_NONE; 436 bh->state = BUF_STATE_EMPTY; 437 438 return rc; 439 } 440 441 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 442 static int rkusb_do_vs_write(struct fsg_common *common) 443 { 444 struct fsg_lun *curlun = &common->luns[common->lun]; 445 u16 type = get_unaligned_be16(&common->cmnd[4]); 446 struct vendor_item *vhead; 447 struct fsg_buffhd *bh; 448 void *data; 449 int rc; 450 451 if (common->data_size >= (u32)65536) { 452 /* _MUST_ small than 64K */ 453 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 454 return -EINVAL; 455 } 456 457 common->residue = common->data_size; 458 common->usb_amount_left = common->data_size; 459 460 /* Carry out the file writes */ 461 if (unlikely(common->data_size == 0)) 462 return -EIO; /* No data to write */ 463 464 for (;;) { 465 if (common->usb_amount_left > 0) { 466 /* Wait for the next buffer to become available */ 467 bh = common->next_buffhd_to_fill; 468 if (bh->state != BUF_STATE_EMPTY) 469 goto wait; 470 471 /* Request the next buffer */ 472 common->usb_amount_left -= common->data_size; 473 bh->outreq->length = common->data_size; 474 bh->bulk_out_intended_length = common->data_size; 475 bh->outreq->short_not_ok = 1; 476 477 START_TRANSFER_OR(common, bulk_out, bh->outreq, 478 &bh->outreq_busy, &bh->state) 479 /* 480 * Don't know what to do if 481 * common->fsg is NULL 482 */ 483 return -EIO; 484 common->next_buffhd_to_fill = bh->next; 485 } else { 486 /* Then, wait for the data to become available */ 487 bh = common->next_buffhd_to_drain; 488 if (bh->state != BUF_STATE_FULL) 489 goto wait; 490 491 common->next_buffhd_to_drain = bh->next; 492 bh->state = BUF_STATE_EMPTY; 493 494 /* Did something go wrong with the transfer? */ 495 if (bh->outreq->status != 0) { 496 curlun->sense_data = SS_COMMUNICATION_FAILURE; 497 curlun->info_valid = 1; 498 break; 499 } 500 501 /* Perform the write */ 502 vhead = (struct vendor_item *)bh->buf; 503 data = bh->buf + sizeof(struct vendor_item); 504 505 if (!type) { 506 #ifndef CONFIG_SUPPORT_USBPLUG 507 if (vhead->id == HDCP_14_HDMI_ID || 508 vhead->id == HDCP_14_HDMIRX_ID || 509 vhead->id == HDCP_14_DP_ID) { 510 rc = vendor_handle_hdcp(vhead); 511 if (rc < 0) { 512 curlun->sense_data = SS_WRITE_ERROR; 513 return -EIO; 514 } 515 } 516 #endif 517 518 /* Vendor storage */ 519 rc = vendor_storage_write(vhead->id, 520 (char __user *)data, 521 vhead->size); 522 if (rc < 0) { 523 curlun->sense_data = SS_WRITE_ERROR; 524 return -EIO; 525 } 526 } else if (type == 1) { 527 /* RPMB */ 528 rc = 529 write_keybox_to_secure_storage((u8 *)data, 530 vhead->size); 531 if (rc < 0) { 532 curlun->sense_data = SS_WRITE_ERROR; 533 return -EIO; 534 } 535 } else if (type == 2) { 536 /* security storage */ 537 #ifdef CONFIG_RK_AVB_LIBAVB_USER 538 debug("%s call rk_avb_write_perm_attr %d, %d\n", 539 __func__, vhead->id, vhead->size); 540 rc = rk_avb_write_perm_attr(vhead->id, 541 (char __user *)data, 542 vhead->size); 543 if (rc < 0) { 544 curlun->sense_data = SS_WRITE_ERROR; 545 return -EIO; 546 } 547 #else 548 printf("Please enable CONFIG_RK_AVB_LIBAVB_USER\n"); 549 #endif 550 } else if (type == 3) { 551 /* efuse or otp*/ 552 #ifdef CONFIG_OPTEE_CLIENT 553 if (memcmp(data, "TAEK", 4) == 0) { 554 if (vhead->size - 8 != 32) { 555 printf("check ta encryption key size fail!\n"); 556 curlun->sense_data = SS_WRITE_ERROR; 557 return -EIO; 558 } 559 if (trusty_write_ta_encryption_key((uint32_t *)(data + 8), 8) != 0) { 560 printf("trusty_write_ta_encryption_key error!"); 561 curlun->sense_data = SS_WRITE_ERROR; 562 return -EIO; 563 } 564 } else if (memcmp(data, "EHUK", 4) == 0) { 565 if (vhead->size - 8 != 32) { 566 printf("check oem huk size fail!\n"); 567 curlun->sense_data = SS_WRITE_ERROR; 568 return -EIO; 569 } 570 if (trusty_write_oem_huk((uint32_t *)(data + 8), 8) != 0) { 571 printf("trusty_write_oem_huk error!"); 572 curlun->sense_data = SS_WRITE_ERROR; 573 return -EIO; 574 } 575 } else if (memcmp(data, "ENDA", 4) == 0) { 576 if (vhead->size - 8 != 16) { 577 printf("check oem encrypt data size fail!\n"); 578 curlun->sense_data = SS_WRITE_ERROR; 579 return -EIO; 580 } 581 if (trusty_write_oem_encrypt_data((uint32_t *)(data + 8), 4) != 0) { 582 printf("trusty_write_oem_encrypt_data error!"); 583 curlun->sense_data = SS_WRITE_ERROR; 584 return -EIO; 585 } 586 } else if (memcmp(data, "OTPK", 4) == 0) { 587 uint32_t key_len = vhead->size - 9; 588 uint8_t key_id = *((uint8_t *)data + 8); 589 if (key_len != 16 && key_len != 24 && key_len != 32) { 590 printf("check oem otp key size fail!\n"); 591 curlun->sense_data = SS_WRITE_ERROR; 592 return -EIO; 593 } 594 if (trusty_write_oem_otp_key(key_id, (uint8_t *)(data + 9), key_len) != 0) { 595 printf("trusty_write_oem_huk error!"); 596 curlun->sense_data = SS_WRITE_ERROR; 597 return -EIO; 598 } 599 } else { 600 printf("Unknown tag\n"); 601 curlun->sense_data = SS_WRITE_ERROR; 602 return -EIO; 603 } 604 #else 605 printf("Please enable CONFIG_OPTEE_CLIENT\n"); 606 #endif 607 } else { 608 return -EINVAL; 609 } 610 611 common->residue -= common->data_size; 612 613 /* Did the host decide to stop early? */ 614 if (bh->outreq->actual != bh->outreq->length) 615 common->short_packet_received = 1; 616 break; /* Command done */ 617 } 618 wait: 619 /* Wait for something to happen */ 620 rc = sleep_thread(common); 621 if (rc) 622 return rc; 623 } 624 625 return -EIO; /* No default reply */ 626 } 627 628 static int rkusb_do_vs_read(struct fsg_common *common) 629 { 630 struct fsg_lun *curlun = &common->luns[common->lun]; 631 u16 type = get_unaligned_be16(&common->cmnd[4]); 632 struct vendor_item *vhead; 633 struct fsg_buffhd *bh; 634 void *data; 635 int rc; 636 637 if (common->data_size >= (u32)65536) { 638 /* _MUST_ small than 64K */ 639 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 640 return -EINVAL; 641 } 642 643 common->residue = common->data_size; 644 common->usb_amount_left = common->data_size; 645 646 /* Carry out the file reads */ 647 if (unlikely(common->data_size == 0)) 648 return -EIO; /* No default reply */ 649 650 for (;;) { 651 /* Wait for the next buffer to become available */ 652 bh = common->next_buffhd_to_fill; 653 while (bh->state != BUF_STATE_EMPTY) { 654 rc = sleep_thread(common); 655 if (rc) 656 return rc; 657 } 658 659 memset(bh->buf, 0, FSG_BUFLEN); 660 vhead = (struct vendor_item *)bh->buf; 661 data = bh->buf + sizeof(struct vendor_item); 662 vhead->id = get_unaligned_be16(&common->cmnd[2]); 663 664 if (!type) { 665 /* Vendor storage */ 666 rc = vendor_storage_read(vhead->id, 667 (char __user *)data, 668 common->data_size); 669 if (!rc) { 670 curlun->sense_data = SS_UNRECOVERED_READ_ERROR; 671 return -EIO; 672 } 673 vhead->size = rc; 674 } else if (type == 1) { 675 /* RPMB */ 676 rc = 677 read_raw_data_from_secure_storage((u8 *)data, 678 common->data_size); 679 if (!rc) { 680 curlun->sense_data = SS_UNRECOVERED_READ_ERROR; 681 return -EIO; 682 } 683 vhead->size = rc; 684 } else if (type == 2) { 685 /* security storage */ 686 #ifdef CONFIG_RK_AVB_LIBAVB_USER 687 rc = rk_avb_read_perm_attr(vhead->id, 688 (char __user *)data, 689 vhead->size); 690 if (rc < 0) 691 return -EIO; 692 vhead->size = rc; 693 #else 694 printf("Please enable CONFIG_RK_AVB_LIBAVB_USER!\n"); 695 #endif 696 } else if (type == 3) { 697 /* efuse or otp*/ 698 #ifdef CONFIG_OPTEE_CLIENT 699 if (vhead->id == 120) { 700 u8 value; 701 char *written_str = "key is written!"; 702 char *not_written_str = "key is not written!"; 703 if (trusty_ta_encryption_key_is_written(&value) != 0) { 704 printf("trusty_ta_encryption_key_is_written error!"); 705 return -EIO; 706 } 707 if (value) { 708 memcpy(data, written_str, strlen(written_str)); 709 vhead->size = strlen(written_str); 710 } else { 711 memcpy(data, not_written_str, strlen(not_written_str)); 712 vhead->size = strlen(not_written_str); 713 } 714 } else { 715 printf("Unknown tag\n"); 716 return -EIO; 717 } 718 #else 719 printf("Please enable CONFIG_OPTEE_CLIENT\n"); 720 #endif 721 } else { 722 return -EINVAL; 723 } 724 725 common->residue -= common->data_size; 726 bh->inreq->length = common->data_size; 727 bh->state = BUF_STATE_FULL; 728 729 break; /* No more left to read */ 730 } 731 732 return -EIO; /* No default reply */ 733 } 734 #endif 735 736 static int rkusb_do_switch_storage(struct fsg_common *common) 737 { 738 enum if_type type, cur_type = ums[common->lun].block_dev.if_type; 739 int devnum, cur_devnum = ums[common->lun].block_dev.devnum; 740 struct blk_desc *block_dev; 741 u32 media = BOOT_TYPE_UNKNOWN; 742 743 media = 1 << common->cmnd[1]; 744 745 switch (media) { 746 #ifdef CONFIG_MMC 747 case BOOT_TYPE_EMMC: 748 type = IF_TYPE_MMC; 749 devnum = 0; 750 mmc_initialize(gd->bd); 751 break; 752 #endif 753 case BOOT_TYPE_MTD_BLK_NAND: 754 type = IF_TYPE_MTD; 755 devnum = 0; 756 break; 757 case BOOT_TYPE_MTD_BLK_SPI_NAND: 758 type = IF_TYPE_MTD; 759 devnum = 1; 760 break; 761 case BOOT_TYPE_MTD_BLK_SPI_NOR: 762 type = IF_TYPE_MTD; 763 devnum = 2; 764 break; 765 #if defined(CONFIG_SCSI) && defined(CONFIG_CMD_SCSI) && (defined(CONFIG_AHCI) || defined(CONFIG_UFS)) 766 case BOOT_TYPE_SATA: 767 type = IF_TYPE_SCSI; 768 devnum = 0; 769 break; 770 #endif 771 default: 772 printf("Bootdev 0x%x is not support\n", media); 773 return -ENODEV; 774 } 775 776 if (cur_type == type && cur_devnum == devnum) 777 return 0; 778 779 #if CONFIG_IS_ENABLED(SUPPORT_USBPLUG) 780 block_dev = usbplug_blk_get_devnum_by_type(type, devnum); 781 #else 782 block_dev = blk_get_devnum_by_type(type, devnum); 783 #endif 784 if (!block_dev) { 785 printf("Bootdev if_type=%d num=%d toggle fail\n", type, devnum); 786 return -ENODEV; 787 } 788 789 ums[common->lun].num_sectors = block_dev->lba; 790 ums[common->lun].block_dev = *block_dev; 791 792 printf("RKUSB: LUN %d, dev %d, hwpart %d, sector %#x, count %#x\n", 793 0, 794 ums[common->lun].block_dev.devnum, 795 ums[common->lun].block_dev.hwpart, 796 ums[common->lun].start_sector, 797 ums[common->lun].num_sectors); 798 799 return 0; 800 } 801 802 static int rkusb_do_get_storage_info(struct fsg_common *common, 803 struct fsg_buffhd *bh) 804 { 805 enum if_type type = ums[common->lun].block_dev.if_type; 806 int devnum = ums[common->lun].block_dev.devnum; 807 u32 media = BOOT_TYPE_UNKNOWN; 808 u32 len = common->data_size; 809 u8 *buf = (u8 *)bh->buf; 810 811 if (len > 4) 812 len = 4; 813 814 switch (type) { 815 case IF_TYPE_MMC: 816 media = BOOT_TYPE_EMMC; 817 break; 818 819 case IF_TYPE_SD: 820 media = BOOT_TYPE_SD0; 821 break; 822 823 case IF_TYPE_MTD: 824 if (devnum == BLK_MTD_SPI_NAND) 825 media = BOOT_TYPE_MTD_BLK_SPI_NAND; 826 else if (devnum == BLK_MTD_NAND) 827 media = BOOT_TYPE_NAND; 828 else 829 media = BOOT_TYPE_MTD_BLK_SPI_NOR; 830 break; 831 832 case IF_TYPE_SCSI: 833 media = BOOT_TYPE_SATA; 834 break; 835 836 case IF_TYPE_RKNAND: 837 media = BOOT_TYPE_NAND; 838 break; 839 840 case IF_TYPE_NVME: 841 media = BOOT_TYPE_PCIE; 842 break; 843 844 default: 845 break; 846 } 847 848 memcpy((void *)&buf[0], (void *)&media, len); 849 common->residue = len; 850 common->data_size_from_cmnd = len; 851 852 return len; 853 } 854 855 static int rkusb_do_read_capacity(struct fsg_common *common, 856 struct fsg_buffhd *bh) 857 { 858 u8 *buf = (u8 *)bh->buf; 859 u32 len = common->data_size; 860 enum if_type type = ums[common->lun].block_dev.if_type; 861 int devnum = ums[common->lun].block_dev.devnum; 862 863 /* 864 * bit[0]: Direct LBA, 0: Disabled; 865 * bit[1]: Vendor Storage API, 0: Disabed (default); 866 * bit[2]: First 4M Access, 0: Disabled; 867 * bit[3]: Read LBA On, 0: Disabed (default); 868 * bit[4]: New Vendor Storage API, 0: Disabed; 869 * bit[5]: Read uart data from ram 870 * bit[6]: Read IDB config 871 * bit[7]: Read SecureMode 872 * bit[8]: New IDB feature 873 * bit[9]: Get storage media info 874 * bit[10]: LBAwrite Parity 875 * bit[11]: Read Otp Data 876 * bit[12]: usb3 download 877 * bit[13]: Write OTP proof 878 * bit[14]: Write Cipher Key 879 * bit[15:63}: Reserved. 880 */ 881 memset((void *)&buf[0], 0, len); 882 if (type == IF_TYPE_MMC || type == IF_TYPE_SD || type == IF_TYPE_NVME) 883 buf[0] = BIT(0) | BIT(2) | BIT(4); 884 else 885 buf[0] = BIT(0) | BIT(4); 886 887 if (type == IF_TYPE_MTD && 888 (devnum == BLK_MTD_NAND || 889 devnum == BLK_MTD_SPI_NAND)) 890 buf[0] |= (1 << 6); 891 892 #if !defined(CONFIG_ROCKCHIP_RV1126) && !defined(CONFIG_ROCKCHIP_RK3308) 893 if (type == IF_TYPE_MTD && devnum == BLK_MTD_SPI_NOR) 894 buf[0] |= (1 << 6); 895 #endif 896 897 #if defined(CONFIG_ROCKCHIP_NEW_IDB) 898 buf[1] = BIT(0); 899 #endif 900 buf[1] |= BIT(1); /* Switch Storage */ 901 buf[1] |= BIT(2); /* LBAwrite Parity */ 902 903 if (rkusb_usb3_capable() && !rkusb_force_usb2_enabled()) 904 buf[1] |= BIT(4); 905 else 906 buf[1] &= ~BIT(4); 907 908 #ifdef CONFIG_ROCKCHIP_OTP 909 buf[1] |= BIT(3); /* Read Otp Data */ 910 buf[1] |= BIT(5); /* Write OTP proof */ 911 buf[1] |= BIT(6); /* Write Cipher Key */ 912 #endif 913 914 /* Set data xfer size */ 915 common->residue = len; 916 common->data_size_from_cmnd = len; 917 918 return len; 919 } 920 921 #ifdef CONFIG_ROCKCHIP_OTP 922 static int rkusb_do_read_otp(struct fsg_common *common, 923 struct fsg_buffhd *bh) 924 { 925 u32 len = common->data_size; 926 u32 type = common->cmnd[1]; 927 u8 *buf = (u8 *)bh->buf; 928 struct udevice *dev; 929 930 buf[0] = 0; 931 if (type == 0) { /* soc uuid */ 932 if (!uclass_get_device_by_driver(UCLASS_MISC, DM_GET_DRIVER(rockchip_otp), &dev)) { 933 if (!misc_read(dev, CFG_CPUID_OFFSET, (void *)&buf[1], len)) 934 buf[0] = len; 935 } 936 } 937 938 common->residue = len; 939 common->data_size_from_cmnd = len; 940 941 return len; 942 } 943 #endif 944 945 static void rkusb_fixup_cbwcb(struct fsg_common *common, 946 struct fsg_buffhd *bh) 947 { 948 struct usb_request *req = bh->outreq; 949 struct fsg_bulk_cb_wrap *cbw = req->buf; 950 951 /* FIXME cbw.DataTransferLength was not set by Upgrade Tool */ 952 common->data_size = le32_to_cpu(cbw->DataTransferLength); 953 if (common->data_size == 0) { 954 common->data_size = 955 get_unaligned_be16(&common->cmnd[7]) << 9; 956 printf("Trasfer Length NOT set, please use new version tool\n"); 957 debug("%s %d, cmnd1 %x\n", __func__, 958 get_unaligned_be16(&common->cmnd[7]), 959 get_unaligned_be16(&common->cmnd[1])); 960 } 961 if (cbw->Flags & USB_BULK_IN_FLAG) 962 common->data_dir = DATA_DIR_TO_HOST; 963 else 964 common->data_dir = DATA_DIR_FROM_HOST; 965 966 /* Not support */ 967 common->cmnd[1] = 0; 968 } 969 970 static int rkusb_cmd_process(struct fsg_common *common, 971 struct fsg_buffhd *bh, int *reply) 972 { 973 struct usb_request *req = bh->outreq; 974 struct fsg_bulk_cb_wrap *cbw = req->buf; 975 int rc; 976 977 dump_cbw(cbw); 978 979 if (rkusb_check_lun(common)) { 980 *reply = -EINVAL; 981 return RKUSB_RC_ERROR; 982 } 983 984 switch (common->cmnd[0]) { 985 case RKUSB_TEST_UNIT_READY: 986 *reply = rkusb_do_test_unit_ready(common, bh); 987 rc = RKUSB_RC_FINISHED; 988 break; 989 990 case RKUSB_READ_FLASH_ID: 991 *reply = rkusb_do_read_flash_id(common, bh); 992 rc = RKUSB_RC_FINISHED; 993 break; 994 995 case RKUSB_TEST_BAD_BLOCK: 996 *reply = rkusb_do_test_bad_block(common, bh); 997 rc = RKUSB_RC_FINISHED; 998 break; 999 1000 case RKUSB_ERASE_10_FORCE: 1001 *reply = rkusb_do_erase_force(common, bh); 1002 rc = RKUSB_RC_FINISHED; 1003 break; 1004 1005 case RKUSB_LBA_READ_10: 1006 rkusb_fixup_cbwcb(common, bh); 1007 common->cmnd[0] = SC_READ_10; 1008 common->cmnd[1] = 0; /* Not support */ 1009 rc = RKUSB_RC_CONTINUE; 1010 break; 1011 1012 case RKUSB_LBA_WRITE_10: 1013 rkusb_fixup_cbwcb(common, bh); 1014 common->cmnd[0] = SC_WRITE_10; 1015 common->cmnd[1] = 0; /* Not support */ 1016 rc = RKUSB_RC_CONTINUE; 1017 break; 1018 1019 case RKUSB_READ_FLASH_INFO: 1020 *reply = rkusb_do_read_flash_info(common, bh); 1021 rc = RKUSB_RC_FINISHED; 1022 break; 1023 1024 case RKUSB_GET_CHIP_VER: 1025 *reply = rkusb_do_get_chip_info(common, bh); 1026 rc = RKUSB_RC_FINISHED; 1027 break; 1028 1029 case RKUSB_LBA_ERASE: 1030 *reply = rkusb_do_lba_erase(common, bh); 1031 rc = RKUSB_RC_FINISHED; 1032 break; 1033 1034 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 1035 case RKUSB_VS_WRITE: 1036 *reply = rkusb_do_vs_write(common); 1037 rc = RKUSB_RC_FINISHED; 1038 break; 1039 1040 case RKUSB_VS_READ: 1041 *reply = rkusb_do_vs_read(common); 1042 rc = RKUSB_RC_FINISHED; 1043 break; 1044 #endif 1045 case RKUSB_SWITCH_STORAGE: 1046 *reply = rkusb_do_switch_storage(common); 1047 rc = RKUSB_RC_FINISHED; 1048 break; 1049 case RKUSB_GET_STORAGE_MEDIA: 1050 *reply = rkusb_do_get_storage_info(common, bh); 1051 rc = RKUSB_RC_FINISHED; 1052 break; 1053 1054 case RKUSB_READ_CAPACITY: 1055 *reply = rkusb_do_read_capacity(common, bh); 1056 rc = RKUSB_RC_FINISHED; 1057 break; 1058 1059 case RKUSB_SWITCH_USB3: 1060 *reply = rkusb_do_switch_to_usb3(common, bh); 1061 rc = RKUSB_RC_FINISHED; 1062 break; 1063 1064 case RKUSB_RESET: 1065 *reply = rkusb_do_reset(common, bh); 1066 rc = RKUSB_RC_FINISHED; 1067 break; 1068 1069 #ifdef CONFIG_ROCKCHIP_OTP 1070 case RKUSB_READ_OTP_DATA: 1071 *reply = rkusb_do_read_otp(common, bh); 1072 rc = RKUSB_RC_FINISHED; 1073 break; 1074 #endif 1075 1076 case RKUSB_READ_10: 1077 case RKUSB_WRITE_10: 1078 printf("CMD Not support, pls use new version Tool\n"); 1079 case RKUSB_SET_DEVICE_ID: 1080 case RKUSB_ERASE_10: 1081 case RKUSB_WRITE_SPARE: 1082 case RKUSB_READ_SPARE: 1083 case RKUSB_GET_VERSION: 1084 case RKUSB_ERASE_SYS_DISK: 1085 case RKUSB_SDRAM_READ_10: 1086 case RKUSB_SDRAM_WRITE_10: 1087 case RKUSB_SDRAM_EXECUTE: 1088 case RKUSB_LOW_FORMAT: 1089 case RKUSB_SET_RESET_FLAG: 1090 case RKUSB_SPI_READ_10: 1091 case RKUSB_SPI_WRITE_10: 1092 /* Fall through */ 1093 default: 1094 rc = RKUSB_RC_UNKNOWN_CMND; 1095 break; 1096 } 1097 1098 return rc; 1099 } 1100 1101 int rkusb_do_check_parity(struct fsg_common *common) 1102 { 1103 int ret = 0, rc; 1104 u32 parity, i, usb_parity, lba, len; 1105 static u32 usb_check_buffer[1024 * 256]; 1106 1107 usb_parity = common->cmnd[9] | (common->cmnd[10] << 8) | 1108 (common->cmnd[11] << 16) | (common->cmnd[12] << 24); 1109 1110 if (common->cmnd[0] == SC_WRITE_10 && (usb_parity)) { 1111 lba = get_unaligned_be32(&common->cmnd[2]); 1112 len = common->data_size_from_cmnd >> 9; 1113 rc = blk_dread(&ums[common->lun].block_dev, lba, len, usb_check_buffer); 1114 parity = 0x000055aa; 1115 for (i = 0; i < len * 128; i++) 1116 parity += usb_check_buffer[i]; 1117 if (!rc || parity != usb_parity) 1118 common->phase_error = 1; 1119 } 1120 1121 return ret; 1122 } 1123 1124 DECLARE_GADGET_BIND_CALLBACK(rkusb_ums_dnl, fsg_add); 1125