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(0x4d00); 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 /* Set the raw block size for tools to creat GPT with 4K block size */ 291 if (desc->rawblksz == 0x1000) 292 finfo.manufacturer = 208; 293 294 finfo.flash_size = (u32)desc->lba; 295 296 if (desc->if_type == IF_TYPE_MTD && 297 (desc->devnum == BLK_MTD_NAND || 298 desc->devnum == BLK_MTD_SPI_NAND)) { 299 struct mtd_info *mtd = (struct mtd_info *)desc->bdev->priv; 300 301 if (mtd) { 302 finfo.block_size = mtd->erasesize >> 9; 303 finfo.page_size = mtd->writesize >> 9; 304 #ifdef CONFIG_SUPPORT_USBPLUG 305 /* Using 4KB pagesize as 2KB for idblock */ 306 if (finfo.page_size == 8 && desc->devnum == BLK_MTD_SPI_NAND) 307 finfo.page_size |= (4 << 4); 308 #endif 309 } 310 } 311 312 if (desc->if_type == IF_TYPE_MTD && desc->devnum == BLK_MTD_SPI_NOR) { 313 /* RV1126 mtd spinor keep the former upgrade mode */ 314 #if !defined(CONFIG_ROCKCHIP_RV1126) 315 finfo.block_size = 0x80; /* Aligned to 64KB */ 316 #else 317 finfo.block_size = ROCKCHIP_FLASH_BLOCK_SIZE; 318 #endif 319 #if defined(CONFIG_ROCKCHIP_RK3308) 320 } else if (desc->if_type == IF_TYPE_SPINOR) { 321 finfo.block_size = 0x80; /* Aligned to 64KB */ 322 #endif 323 } 324 325 debug("Flash info: block_size= %x page_size= %x\n", finfo.block_size, 326 finfo.page_size); 327 328 if (finfo.flash_size) 329 finfo.flash_mask = 1; 330 331 memset((void *)&buf[0], 0, len); 332 memcpy((void *)&buf[0], (void *)&finfo, len); 333 334 /* Set data xfer size */ 335 common->residue = common->data_size_from_cmnd = len; 336 /* legacy upgrade_tool does not set correct transfer size */ 337 common->data_size = len; 338 339 return len; 340 } 341 342 static int rkusb_do_get_chip_info(struct fsg_common *common, 343 struct fsg_buffhd *bh) 344 { 345 u8 *buf = (u8 *)bh->buf; 346 u32 len = common->data_size; 347 u32 chip_info[4]; 348 349 memset((void *)chip_info, 0, sizeof(chip_info)); 350 rockchip_rockusb_get_chip_info(chip_info); 351 352 memset((void *)&buf[0], 0, len); 353 memcpy((void *)&buf[0], (void *)chip_info, len); 354 355 /* Set data xfer size */ 356 common->residue = common->data_size_from_cmnd = len; 357 358 return len; 359 } 360 361 static int rkusb_do_lba_erase(struct fsg_common *common, 362 struct fsg_buffhd *bh) 363 { 364 struct fsg_lun *curlun = &common->luns[common->lun]; 365 u32 lba, amount; 366 loff_t file_offset; 367 int rc; 368 369 lba = get_unaligned_be32(&common->cmnd[2]); 370 if (lba >= curlun->num_sectors) { 371 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 372 rc = -EINVAL; 373 goto out; 374 } 375 376 file_offset = ((loff_t) lba) << 9; 377 amount = get_unaligned_be16(&common->cmnd[7]) << 9; 378 if (unlikely(amount == 0)) { 379 curlun->sense_data = SS_INVALID_FIELD_IN_CDB; 380 rc = -EIO; 381 goto out; 382 } 383 384 /* Perform the erase */ 385 rc = ums[common->lun].erase_sector(&ums[common->lun], 386 file_offset / SECTOR_SIZE, 387 amount / SECTOR_SIZE); 388 if (!rc) { 389 curlun->sense_data = SS_MEDIUM_NOT_PRESENT; 390 rc = -EIO; 391 } 392 393 out: 394 common->data_dir = DATA_DIR_NONE; 395 bh->state = BUF_STATE_EMPTY; 396 397 return rc; 398 } 399 400 static int rkusb_do_erase_force(struct fsg_common *common, 401 struct fsg_buffhd *bh) 402 { 403 struct blk_desc *desc = &ums[common->lun].block_dev; 404 struct fsg_lun *curlun = &common->luns[common->lun]; 405 u16 block_size = ROCKCHIP_FLASH_BLOCK_SIZE; 406 u32 lba, amount; 407 loff_t file_offset; 408 int rc; 409 410 lba = get_unaligned_be32(&common->cmnd[2]); 411 if (lba >= curlun->num_sectors) { 412 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 413 rc = -EINVAL; 414 goto out; 415 } 416 417 if (desc->if_type == IF_TYPE_MTD && 418 (desc->devnum == BLK_MTD_NAND || 419 desc->devnum == BLK_MTD_SPI_NAND)) { 420 struct mtd_info *mtd = (struct mtd_info *)desc->bdev->priv; 421 422 if (mtd) 423 block_size = mtd->erasesize >> 9; 424 } 425 426 file_offset = ((loff_t)lba) * block_size; 427 amount = get_unaligned_be16(&common->cmnd[7]) * block_size; 428 429 debug("%s lba= %x, nsec= %x\n", __func__, lba, 430 (u32)get_unaligned_be16(&common->cmnd[7])); 431 432 if (unlikely(amount == 0)) { 433 curlun->sense_data = SS_INVALID_FIELD_IN_CDB; 434 rc = -EIO; 435 goto out; 436 } 437 438 /* Perform the erase */ 439 rc = ums[common->lun].erase_sector(&ums[common->lun], 440 file_offset, 441 amount); 442 if (!rc) { 443 curlun->sense_data = SS_MEDIUM_NOT_PRESENT; 444 rc = -EIO; 445 } 446 447 out: 448 common->data_dir = DATA_DIR_NONE; 449 bh->state = BUF_STATE_EMPTY; 450 451 return rc; 452 } 453 454 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 455 static int rkusb_do_vs_write(struct fsg_common *common) 456 { 457 struct fsg_lun *curlun = &common->luns[common->lun]; 458 u16 type = get_unaligned_be16(&common->cmnd[4]); 459 struct vendor_item *vhead; 460 struct fsg_buffhd *bh; 461 void *data; 462 int rc; 463 464 if (common->data_size >= (u32)65536) { 465 /* _MUST_ small than 64K */ 466 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 467 return -EINVAL; 468 } 469 470 common->residue = common->data_size; 471 common->usb_amount_left = common->data_size; 472 473 /* Carry out the file writes */ 474 if (unlikely(common->data_size == 0)) 475 return -EIO; /* No data to write */ 476 477 for (;;) { 478 if (common->usb_amount_left > 0) { 479 /* Wait for the next buffer to become available */ 480 bh = common->next_buffhd_to_fill; 481 if (bh->state != BUF_STATE_EMPTY) 482 goto wait; 483 484 /* Request the next buffer */ 485 common->usb_amount_left -= common->data_size; 486 bh->outreq->length = common->data_size; 487 bh->bulk_out_intended_length = common->data_size; 488 bh->outreq->short_not_ok = 1; 489 490 START_TRANSFER_OR(common, bulk_out, bh->outreq, 491 &bh->outreq_busy, &bh->state) 492 /* 493 * Don't know what to do if 494 * common->fsg is NULL 495 */ 496 return -EIO; 497 common->next_buffhd_to_fill = bh->next; 498 } else { 499 /* Then, wait for the data to become available */ 500 bh = common->next_buffhd_to_drain; 501 if (bh->state != BUF_STATE_FULL) 502 goto wait; 503 504 common->next_buffhd_to_drain = bh->next; 505 bh->state = BUF_STATE_EMPTY; 506 507 /* Did something go wrong with the transfer? */ 508 if (bh->outreq->status != 0) { 509 curlun->sense_data = SS_COMMUNICATION_FAILURE; 510 curlun->info_valid = 1; 511 break; 512 } 513 514 /* Perform the write */ 515 vhead = (struct vendor_item *)bh->buf; 516 data = bh->buf + sizeof(struct vendor_item); 517 518 if (!type) { 519 #ifndef CONFIG_SUPPORT_USBPLUG 520 if (vhead->id == HDCP_14_HDMI_ID || 521 vhead->id == HDCP_14_HDMIRX_ID || 522 vhead->id == HDCP_14_DP_ID) { 523 rc = vendor_handle_hdcp(vhead); 524 if (rc < 0) { 525 curlun->sense_data = SS_WRITE_ERROR; 526 return -EIO; 527 } 528 } 529 #endif 530 531 /* Vendor storage */ 532 rc = vendor_storage_write(vhead->id, 533 (char __user *)data, 534 vhead->size); 535 if (rc < 0) { 536 curlun->sense_data = SS_WRITE_ERROR; 537 return -EIO; 538 } 539 } else if (type == 1) { 540 /* RPMB */ 541 rc = 542 write_keybox_to_secure_storage((u8 *)data, 543 vhead->size); 544 if (rc < 0) { 545 curlun->sense_data = SS_WRITE_ERROR; 546 return -EIO; 547 } 548 } else if (type == 2) { 549 /* security storage */ 550 #ifdef CONFIG_RK_AVB_LIBAVB_USER 551 debug("%s call rk_avb_write_perm_attr %d, %d\n", 552 __func__, vhead->id, vhead->size); 553 rc = rk_avb_write_perm_attr(vhead->id, 554 (char __user *)data, 555 vhead->size); 556 if (rc < 0) { 557 curlun->sense_data = SS_WRITE_ERROR; 558 return -EIO; 559 } 560 #else 561 printf("Please enable CONFIG_RK_AVB_LIBAVB_USER\n"); 562 #endif 563 } else if (type == 3) { 564 /* efuse or otp*/ 565 #ifdef CONFIG_OPTEE_CLIENT 566 if (memcmp(data, "TAEK", 4) == 0) { 567 if (vhead->size - 8 != 32) { 568 printf("check ta encryption key size fail!\n"); 569 curlun->sense_data = SS_WRITE_ERROR; 570 return -EIO; 571 } 572 if (trusty_write_ta_encryption_key((uint32_t *)(data + 8), 8) != 0) { 573 printf("trusty_write_ta_encryption_key error!"); 574 curlun->sense_data = SS_WRITE_ERROR; 575 return -EIO; 576 } 577 } else if (memcmp(data, "EHUK", 4) == 0) { 578 if (vhead->size - 8 != 32) { 579 printf("check oem huk size fail!\n"); 580 curlun->sense_data = SS_WRITE_ERROR; 581 return -EIO; 582 } 583 if (trusty_write_oem_huk((uint32_t *)(data + 8), 8) != 0) { 584 printf("trusty_write_oem_huk error!"); 585 curlun->sense_data = SS_WRITE_ERROR; 586 return -EIO; 587 } 588 } else if (memcmp(data, "ENDA", 4) == 0) { 589 if (vhead->size - 8 != 16) { 590 printf("check oem encrypt data size fail!\n"); 591 curlun->sense_data = SS_WRITE_ERROR; 592 return -EIO; 593 } 594 if (trusty_write_oem_encrypt_data((uint32_t *)(data + 8), 4) != 0) { 595 printf("trusty_write_oem_encrypt_data error!"); 596 curlun->sense_data = SS_WRITE_ERROR; 597 return -EIO; 598 } 599 } else if (memcmp(data, "OTPK", 4) == 0) { 600 uint32_t key_len = vhead->size - 9; 601 uint8_t key_id = *((uint8_t *)data + 8); 602 if (key_len != 16 && key_len != 24 && key_len != 32) { 603 printf("check oem otp key size fail!\n"); 604 curlun->sense_data = SS_WRITE_ERROR; 605 return -EIO; 606 } 607 if (trusty_write_oem_otp_key(key_id, (uint8_t *)(data + 9), key_len) != 0) { 608 printf("trusty_write_oem_huk error!"); 609 curlun->sense_data = SS_WRITE_ERROR; 610 return -EIO; 611 } 612 } else { 613 printf("Unknown tag\n"); 614 curlun->sense_data = SS_WRITE_ERROR; 615 return -EIO; 616 } 617 #else 618 printf("Please enable CONFIG_OPTEE_CLIENT\n"); 619 #endif 620 } else { 621 return -EINVAL; 622 } 623 624 common->residue -= common->data_size; 625 626 /* Did the host decide to stop early? */ 627 if (bh->outreq->actual != bh->outreq->length) 628 common->short_packet_received = 1; 629 break; /* Command done */ 630 } 631 wait: 632 /* Wait for something to happen */ 633 rc = sleep_thread(common); 634 if (rc) 635 return rc; 636 } 637 638 return -EIO; /* No default reply */ 639 } 640 641 static int rkusb_do_vs_read(struct fsg_common *common) 642 { 643 struct fsg_lun *curlun = &common->luns[common->lun]; 644 u16 type = get_unaligned_be16(&common->cmnd[4]); 645 struct vendor_item *vhead; 646 struct fsg_buffhd *bh; 647 void *data; 648 int rc; 649 650 if (common->data_size >= (u32)65536) { 651 /* _MUST_ small than 64K */ 652 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 653 return -EINVAL; 654 } 655 656 common->residue = common->data_size; 657 common->usb_amount_left = common->data_size; 658 659 /* Carry out the file reads */ 660 if (unlikely(common->data_size == 0)) 661 return -EIO; /* No default reply */ 662 663 for (;;) { 664 /* Wait for the next buffer to become available */ 665 bh = common->next_buffhd_to_fill; 666 while (bh->state != BUF_STATE_EMPTY) { 667 rc = sleep_thread(common); 668 if (rc) 669 return rc; 670 } 671 672 memset(bh->buf, 0, FSG_BUFLEN); 673 vhead = (struct vendor_item *)bh->buf; 674 data = bh->buf + sizeof(struct vendor_item); 675 vhead->id = get_unaligned_be16(&common->cmnd[2]); 676 677 if (!type) { 678 /* Vendor storage */ 679 rc = vendor_storage_read(vhead->id, 680 (char __user *)data, 681 common->data_size); 682 if (!rc) { 683 curlun->sense_data = SS_UNRECOVERED_READ_ERROR; 684 return -EIO; 685 } 686 vhead->size = rc; 687 } else if (type == 1) { 688 /* RPMB */ 689 rc = 690 read_raw_data_from_secure_storage((u8 *)data, 691 common->data_size); 692 if (!rc) { 693 curlun->sense_data = SS_UNRECOVERED_READ_ERROR; 694 return -EIO; 695 } 696 vhead->size = rc; 697 } else if (type == 2) { 698 /* security storage */ 699 #ifdef CONFIG_RK_AVB_LIBAVB_USER 700 rc = rk_avb_read_perm_attr(vhead->id, 701 (char __user *)data, 702 vhead->size); 703 if (rc < 0) 704 return -EIO; 705 vhead->size = rc; 706 #else 707 printf("Please enable CONFIG_RK_AVB_LIBAVB_USER!\n"); 708 #endif 709 } else if (type == 3) { 710 /* efuse or otp*/ 711 #ifdef CONFIG_OPTEE_CLIENT 712 if (vhead->id == 120) { 713 u8 value; 714 char *written_str = "key is written!"; 715 char *not_written_str = "key is not written!"; 716 if (trusty_ta_encryption_key_is_written(&value) != 0) { 717 printf("trusty_ta_encryption_key_is_written error!"); 718 return -EIO; 719 } 720 if (value) { 721 memcpy(data, written_str, strlen(written_str)); 722 vhead->size = strlen(written_str); 723 } else { 724 memcpy(data, not_written_str, strlen(not_written_str)); 725 vhead->size = strlen(not_written_str); 726 } 727 } else { 728 printf("Unknown tag\n"); 729 return -EIO; 730 } 731 #else 732 printf("Please enable CONFIG_OPTEE_CLIENT\n"); 733 #endif 734 } else { 735 return -EINVAL; 736 } 737 738 common->residue -= common->data_size; 739 bh->inreq->length = common->data_size; 740 bh->state = BUF_STATE_FULL; 741 742 break; /* No more left to read */ 743 } 744 745 return -EIO; /* No default reply */ 746 } 747 #endif 748 749 static int rkusb_do_switch_storage(struct fsg_common *common) 750 { 751 enum if_type type, cur_type = ums[common->lun].block_dev.if_type; 752 int devnum, cur_devnum = ums[common->lun].block_dev.devnum; 753 struct blk_desc *block_dev; 754 u32 media = BOOT_TYPE_UNKNOWN; 755 756 media = 1 << common->cmnd[1]; 757 758 switch (media) { 759 #ifdef CONFIG_MMC 760 case BOOT_TYPE_EMMC: 761 type = IF_TYPE_MMC; 762 devnum = 0; 763 mmc_initialize(gd->bd); 764 break; 765 #endif 766 case BOOT_TYPE_MTD_BLK_NAND: 767 type = IF_TYPE_MTD; 768 devnum = 0; 769 break; 770 case BOOT_TYPE_MTD_BLK_SPI_NAND: 771 type = IF_TYPE_MTD; 772 devnum = 1; 773 break; 774 case BOOT_TYPE_MTD_BLK_SPI_NOR: 775 type = IF_TYPE_MTD; 776 devnum = 2; 777 break; 778 #if defined(CONFIG_SCSI) && defined(CONFIG_CMD_SCSI) && (defined(CONFIG_AHCI) || defined(CONFIG_UFS)) 779 case BOOT_TYPE_SATA: 780 type = IF_TYPE_SCSI; 781 devnum = 0; 782 break; 783 #endif 784 default: 785 printf("Bootdev 0x%x is not support\n", media); 786 return -ENODEV; 787 } 788 789 if (cur_type == type && cur_devnum == devnum) 790 return 0; 791 792 #if CONFIG_IS_ENABLED(SUPPORT_USBPLUG) 793 block_dev = usbplug_blk_get_devnum_by_type(type, devnum); 794 #else 795 block_dev = blk_get_devnum_by_type(type, devnum); 796 #endif 797 if (!block_dev) { 798 printf("Bootdev if_type=%d num=%d toggle fail\n", type, devnum); 799 return -ENODEV; 800 } 801 802 common->luns[common->lun].num_sectors = block_dev->lba; 803 ums[common->lun].num_sectors = block_dev->lba; 804 ums[common->lun].block_dev = *block_dev; 805 806 printf("RKUSB: LUN %d, dev %d, hwpart %d, sector %#x, count %#x\n", 807 0, 808 ums[common->lun].block_dev.devnum, 809 ums[common->lun].block_dev.hwpart, 810 ums[common->lun].start_sector, 811 ums[common->lun].num_sectors); 812 813 return 0; 814 } 815 816 static int rkusb_do_get_storage_info(struct fsg_common *common, 817 struct fsg_buffhd *bh) 818 { 819 enum if_type type = ums[common->lun].block_dev.if_type; 820 int devnum = ums[common->lun].block_dev.devnum; 821 u32 media = BOOT_TYPE_UNKNOWN; 822 u32 len = common->data_size; 823 u8 *buf = (u8 *)bh->buf; 824 825 if (len > 4) 826 len = 4; 827 828 switch (type) { 829 case IF_TYPE_MMC: 830 media = BOOT_TYPE_EMMC; 831 break; 832 833 case IF_TYPE_SD: 834 media = BOOT_TYPE_SD0; 835 break; 836 837 case IF_TYPE_MTD: 838 if (devnum == BLK_MTD_SPI_NAND) 839 media = BOOT_TYPE_MTD_BLK_SPI_NAND; 840 else if (devnum == BLK_MTD_NAND) 841 media = BOOT_TYPE_NAND; 842 else 843 media = BOOT_TYPE_MTD_BLK_SPI_NOR; 844 break; 845 846 case IF_TYPE_SCSI: 847 media = BOOT_TYPE_SATA; 848 break; 849 850 case IF_TYPE_RKNAND: 851 media = BOOT_TYPE_NAND; 852 break; 853 854 case IF_TYPE_NVME: 855 media = BOOT_TYPE_PCIE; 856 break; 857 858 default: 859 break; 860 } 861 862 memcpy((void *)&buf[0], (void *)&media, len); 863 common->residue = len; 864 common->data_size_from_cmnd = len; 865 866 return len; 867 } 868 869 static int rkusb_do_read_capacity(struct fsg_common *common, 870 struct fsg_buffhd *bh) 871 { 872 u8 *buf = (u8 *)bh->buf; 873 u32 len = common->data_size; 874 enum if_type type = ums[common->lun].block_dev.if_type; 875 int devnum = ums[common->lun].block_dev.devnum; 876 877 /* 878 * bit[0]: Direct LBA, 0: Disabled; 879 * bit[1]: Vendor Storage API, 0: Disabed (default); 880 * bit[2]: First 4M Access, 0: Disabled; 881 * bit[3]: Read LBA On, 0: Disabed (default); 882 * bit[4]: New Vendor Storage API, 0: Disabed; 883 * bit[5]: Read uart data from ram 884 * bit[6]: Read IDB config 885 * bit[7]: Read SecureMode 886 * bit[8]: New IDB feature 887 * bit[9]: Get storage media info 888 * bit[10]: LBAwrite Parity 889 * bit[11]: Read Otp Data 890 * bit[12]: usb3 download 891 * bit[13]: Write OTP proof 892 * bit[14]: Write Cipher Key 893 * bit[15:63}: Reserved. 894 */ 895 memset((void *)&buf[0], 0, len); 896 if (type == IF_TYPE_MMC || type == IF_TYPE_SD || type == IF_TYPE_NVME) 897 buf[0] = BIT(0) | BIT(2) | BIT(4); 898 else 899 buf[0] = BIT(0) | BIT(4); 900 901 if (type == IF_TYPE_MTD && 902 (devnum == BLK_MTD_NAND || 903 devnum == BLK_MTD_SPI_NAND)) 904 buf[0] |= (1 << 6); 905 906 #if !defined(CONFIG_ROCKCHIP_RV1126) 907 if (type == IF_TYPE_MTD && devnum == BLK_MTD_SPI_NOR) 908 buf[0] |= (1 << 6); 909 #if defined(CONFIG_ROCKCHIP_RK3308) 910 else if (type == IF_TYPE_SPINOR) 911 buf[0] |= (1 << 6); 912 #endif 913 #endif 914 915 #if defined(CONFIG_ROCKCHIP_NEW_IDB) 916 buf[1] = BIT(0); 917 #endif 918 buf[1] |= BIT(1); /* Switch Storage */ 919 buf[1] |= BIT(2); /* LBAwrite Parity */ 920 921 if (rkusb_usb3_capable() && !rkusb_force_usb2_enabled()) 922 buf[1] |= BIT(4); 923 else 924 buf[1] &= ~BIT(4); 925 926 #ifdef CONFIG_ROCKCHIP_OTP 927 buf[1] |= BIT(3); /* Read Otp Data */ 928 buf[1] |= BIT(5); /* Write OTP proof */ 929 buf[1] |= BIT(6); /* Write Cipher Key */ 930 #endif 931 932 /* Set data xfer size */ 933 common->residue = len; 934 common->data_size_from_cmnd = len; 935 936 return len; 937 } 938 939 #ifdef CONFIG_ROCKCHIP_OTP 940 static int rkusb_do_read_otp(struct fsg_common *common, 941 struct fsg_buffhd *bh) 942 { 943 u32 len = common->data_size; 944 u32 type = common->cmnd[1]; 945 u8 *buf = (u8 *)bh->buf; 946 struct udevice *dev; 947 948 buf[0] = 0; 949 if (type == 0) { /* soc uuid */ 950 if (!uclass_get_device_by_driver(UCLASS_MISC, DM_GET_DRIVER(rockchip_otp), &dev)) { 951 if (!misc_read(dev, CFG_CPUID_OFFSET, (void *)&buf[1], len)) 952 buf[0] = len; 953 } 954 } 955 956 common->residue = len; 957 common->data_size_from_cmnd = len; 958 959 return len; 960 } 961 #endif 962 963 static void rkusb_fixup_cbwcb(struct fsg_common *common, 964 struct fsg_buffhd *bh) 965 { 966 struct usb_request *req = bh->outreq; 967 struct fsg_bulk_cb_wrap *cbw = req->buf; 968 969 /* FIXME cbw.DataTransferLength was not set by Upgrade Tool */ 970 common->data_size = le32_to_cpu(cbw->DataTransferLength); 971 if (common->data_size == 0) { 972 common->data_size = 973 get_unaligned_be16(&common->cmnd[7]) << 9; 974 printf("Trasfer Length NOT set, please use new version tool\n"); 975 debug("%s %d, cmnd1 %x\n", __func__, 976 get_unaligned_be16(&common->cmnd[7]), 977 get_unaligned_be16(&common->cmnd[1])); 978 } 979 if (cbw->Flags & USB_BULK_IN_FLAG) 980 common->data_dir = DATA_DIR_TO_HOST; 981 else 982 common->data_dir = DATA_DIR_FROM_HOST; 983 984 /* Not support */ 985 common->cmnd[1] = 0; 986 } 987 988 static int rkusb_cmd_process(struct fsg_common *common, 989 struct fsg_buffhd *bh, int *reply) 990 { 991 struct usb_request *req = bh->outreq; 992 struct fsg_bulk_cb_wrap *cbw = req->buf; 993 int rc; 994 995 dump_cbw(cbw); 996 997 if (rkusb_check_lun(common)) { 998 *reply = -EINVAL; 999 return RKUSB_RC_ERROR; 1000 } 1001 1002 switch (common->cmnd[0]) { 1003 case RKUSB_TEST_UNIT_READY: 1004 *reply = rkusb_do_test_unit_ready(common, bh); 1005 rc = RKUSB_RC_FINISHED; 1006 break; 1007 1008 case RKUSB_READ_FLASH_ID: 1009 *reply = rkusb_do_read_flash_id(common, bh); 1010 rc = RKUSB_RC_FINISHED; 1011 break; 1012 1013 case RKUSB_TEST_BAD_BLOCK: 1014 *reply = rkusb_do_test_bad_block(common, bh); 1015 rc = RKUSB_RC_FINISHED; 1016 break; 1017 1018 case RKUSB_ERASE_10_FORCE: 1019 *reply = rkusb_do_erase_force(common, bh); 1020 rc = RKUSB_RC_FINISHED; 1021 break; 1022 1023 case RKUSB_LBA_READ_10: 1024 rkusb_fixup_cbwcb(common, bh); 1025 common->cmnd[0] = SC_READ_10; 1026 common->cmnd[1] = 0; /* Not support */ 1027 rc = RKUSB_RC_CONTINUE; 1028 break; 1029 1030 case RKUSB_LBA_WRITE_10: 1031 rkusb_fixup_cbwcb(common, bh); 1032 common->cmnd[0] = SC_WRITE_10; 1033 common->cmnd[1] = 0; /* Not support */ 1034 rc = RKUSB_RC_CONTINUE; 1035 break; 1036 1037 case RKUSB_READ_FLASH_INFO: 1038 *reply = rkusb_do_read_flash_info(common, bh); 1039 rc = RKUSB_RC_FINISHED; 1040 break; 1041 1042 case RKUSB_GET_CHIP_VER: 1043 *reply = rkusb_do_get_chip_info(common, bh); 1044 rc = RKUSB_RC_FINISHED; 1045 break; 1046 1047 case RKUSB_LBA_ERASE: 1048 *reply = rkusb_do_lba_erase(common, bh); 1049 rc = RKUSB_RC_FINISHED; 1050 break; 1051 1052 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 1053 case RKUSB_VS_WRITE: 1054 *reply = rkusb_do_vs_write(common); 1055 rc = RKUSB_RC_FINISHED; 1056 break; 1057 1058 case RKUSB_VS_READ: 1059 *reply = rkusb_do_vs_read(common); 1060 rc = RKUSB_RC_FINISHED; 1061 break; 1062 #endif 1063 case RKUSB_SWITCH_STORAGE: 1064 *reply = rkusb_do_switch_storage(common); 1065 rc = RKUSB_RC_FINISHED; 1066 break; 1067 case RKUSB_GET_STORAGE_MEDIA: 1068 *reply = rkusb_do_get_storage_info(common, bh); 1069 rc = RKUSB_RC_FINISHED; 1070 break; 1071 1072 case RKUSB_READ_CAPACITY: 1073 *reply = rkusb_do_read_capacity(common, bh); 1074 rc = RKUSB_RC_FINISHED; 1075 break; 1076 1077 case RKUSB_SWITCH_USB3: 1078 *reply = rkusb_do_switch_to_usb3(common, bh); 1079 rc = RKUSB_RC_FINISHED; 1080 break; 1081 1082 case RKUSB_RESET: 1083 *reply = rkusb_do_reset(common, bh); 1084 rc = RKUSB_RC_FINISHED; 1085 break; 1086 1087 #ifdef CONFIG_ROCKCHIP_OTP 1088 case RKUSB_READ_OTP_DATA: 1089 *reply = rkusb_do_read_otp(common, bh); 1090 rc = RKUSB_RC_FINISHED; 1091 break; 1092 #endif 1093 1094 case RKUSB_READ_10: 1095 case RKUSB_WRITE_10: 1096 printf("CMD Not support, pls use new version Tool\n"); 1097 case RKUSB_SET_DEVICE_ID: 1098 case RKUSB_ERASE_10: 1099 case RKUSB_WRITE_SPARE: 1100 case RKUSB_READ_SPARE: 1101 case RKUSB_GET_VERSION: 1102 case RKUSB_ERASE_SYS_DISK: 1103 case RKUSB_SDRAM_READ_10: 1104 case RKUSB_SDRAM_WRITE_10: 1105 case RKUSB_SDRAM_EXECUTE: 1106 case RKUSB_LOW_FORMAT: 1107 case RKUSB_SET_RESET_FLAG: 1108 case RKUSB_SPI_READ_10: 1109 case RKUSB_SPI_WRITE_10: 1110 /* Fall through */ 1111 default: 1112 rc = RKUSB_RC_UNKNOWN_CMND; 1113 break; 1114 } 1115 1116 return rc; 1117 } 1118 1119 int rkusb_do_check_parity(struct fsg_common *common) 1120 { 1121 int ret = 0, rc; 1122 u32 parity, i, usb_parity, lba, len; 1123 static u32 usb_check_buffer[1024 * 256]; 1124 1125 usb_parity = common->cmnd[9] | (common->cmnd[10] << 8) | 1126 (common->cmnd[11] << 16) | (common->cmnd[12] << 24); 1127 1128 if (common->cmnd[0] == SC_WRITE_10 && (usb_parity)) { 1129 lba = get_unaligned_be32(&common->cmnd[2]); 1130 len = common->data_size_from_cmnd >> 9; 1131 rc = blk_dread(&ums[common->lun].block_dev, lba, len, usb_check_buffer); 1132 parity = 0x000055aa; 1133 for (i = 0; i < len * 128; i++) 1134 parity += usb_check_buffer[i]; 1135 if (!rc || parity != usb_parity) 1136 common->phase_error = 1; 1137 } 1138 1139 return ret; 1140 } 1141 1142 DECLARE_GADGET_BIND_CALLBACK(rkusb_ums_dnl, fsg_add); 1143