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