1 /* 2 * (C) Copyright 2017 Rockchip Electronics Co., Ltd. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <amp.h> 9 #include <android_ab.h> 10 #include <android_bootloader.h> 11 #include <android_image.h> 12 #include <bidram.h> 13 #include <boot_rkimg.h> 14 #include <cli.h> 15 #include <clk.h> 16 #include <console.h> 17 #include <debug_uart.h> 18 #include <dm.h> 19 #include <dvfs.h> 20 #include <fdt_support.h> 21 #include <io-domain.h> 22 #include <image.h> 23 #include <key.h> 24 #include <memblk.h> 25 #include <misc.h> 26 #include <of_live.h> 27 #include <mtd_blk.h> 28 #include <ram.h> 29 #include <rockchip_debugger.h> 30 #include <syscon.h> 31 #include <sysmem.h> 32 #include <video_rockchip.h> 33 #include <xbc.h> 34 #include <asm/io.h> 35 #include <asm/gpio.h> 36 #include <android_avb/rk_avb_ops_user.h> 37 #include <dm/uclass-internal.h> 38 #include <dm/root.h> 39 #include <power/charge_display.h> 40 #include <power/regulator.h> 41 #include <optee_include/OpteeClientInterface.h> 42 #include <optee_include/OpteeClientApiLib.h> 43 #include <optee_include/tee_api_defines.h> 44 #include <asm/arch/boot_mode.h> 45 #include <asm/arch/clock.h> 46 #include <asm/arch/cpu.h> 47 #include <asm/arch/hotkey.h> 48 #include <asm/arch/param.h> 49 #include <asm/arch/periph.h> 50 #include <asm/arch/resource_img.h> 51 #include <asm/arch/rk_atags.h> 52 #include <asm/arch/vendor.h> 53 #ifdef CONFIG_ROCKCHIP_EINK_DISPLAY 54 #include <rk_eink.h> 55 #endif 56 57 DECLARE_GLOBAL_DATA_PTR; 58 59 #ifdef CONFIG_ARM64 60 static ulong orig_images_ep; 61 #endif 62 63 __weak int rk_board_late_init(void) 64 { 65 return 0; 66 } 67 68 __weak int rk_board_fdt_fixup(void *blob) 69 { 70 return 0; 71 } 72 73 __weak int rk_board_dm_fdt_fixup(void *blob) 74 { 75 return 0; 76 } 77 78 __weak int soc_clk_dump(void) 79 { 80 return 0; 81 } 82 83 __weak int set_armclk_rate(void) 84 { 85 return 0; 86 } 87 88 __weak int rk_board_init(void) 89 { 90 return 0; 91 } 92 93 #ifdef CONFIG_ROCKCHIP_SET_ETHADDR 94 /* 95 * define serialno max length, the max length is 512 Bytes 96 * The remaining bytes are used to ensure that the first 512 bytes 97 * are valid when executing 'env_set("serial#", value)'. 98 */ 99 #define VENDOR_SN_MAX 513 100 #define CPUID_LEN 0x10 101 #define CPUID_OFF 0x07 102 103 #define MAX_ETHERNET 0x2 104 105 static int rockchip_set_ethaddr(void) 106 { 107 __maybe_unused bool need_write = false; 108 bool randomed = false; 109 char buf[ARP_HLEN_ASCII + 1], mac[16]; 110 u8 ethaddr[ARP_HLEN * MAX_ETHERNET] = {0}; 111 int i, ret = -EINVAL; 112 113 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 114 ret = vendor_storage_read(LAN_MAC_ID, ethaddr, sizeof(ethaddr)); 115 #endif 116 for (i = 0; i < MAX_ETHERNET; i++) { 117 if (ret <= 0 || !is_valid_ethaddr(ðaddr[i * ARP_HLEN])) { 118 if (!randomed) { 119 net_random_ethaddr(ðaddr[i * ARP_HLEN]); 120 randomed = true; 121 } else { 122 if (i > 0) { 123 memcpy(ðaddr[i * ARP_HLEN], 124 ðaddr[(i - 1) * ARP_HLEN], 125 ARP_HLEN); 126 ethaddr[i * ARP_HLEN] |= 0x02; 127 ethaddr[i * ARP_HLEN] += (i << 2); 128 } 129 } 130 131 need_write = true; 132 } 133 134 if (is_valid_ethaddr(ðaddr[i * ARP_HLEN])) { 135 snprintf(buf, ARP_HLEN_ASCII + 1, "%pM", ðaddr[i * ARP_HLEN]); 136 if (i == 0) 137 memcpy(mac, "ethaddr", sizeof("ethaddr")); 138 else 139 sprintf(mac, "eth%daddr", i); 140 env_set(mac, buf); 141 } 142 } 143 144 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 145 if (need_write) { 146 ret = vendor_storage_write(LAN_MAC_ID, 147 ethaddr, sizeof(ethaddr)); 148 if (ret < 0) 149 printf("%s: vendor_storage_write failed %d\n", 150 __func__, ret); 151 } 152 #endif 153 return 0; 154 } 155 #endif 156 157 #ifdef CONFIG_ROCKCHIP_SET_SN 158 static int rockchip_set_serialno(void) 159 { 160 u8 low[CPUID_LEN / 2], high[CPUID_LEN / 2]; 161 u8 cpuid[CPUID_LEN] = {0}; 162 char serialno_str[VENDOR_SN_MAX]; 163 int ret = 0, i; 164 u64 serialno; 165 166 /* Read serial number from vendor storage part */ 167 memset(serialno_str, 0, VENDOR_SN_MAX); 168 169 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 170 int j; 171 172 ret = vendor_storage_read(SN_ID, serialno_str, (VENDOR_SN_MAX-1)); 173 if (ret > 0) { 174 j = strlen(serialno_str); 175 for (i = 0; i < j; i++) { 176 if ((serialno_str[i] >= 'a' && serialno_str[i] <= 'z') || 177 (serialno_str[i] >= 'A' && serialno_str[i] <= 'Z') || 178 (serialno_str[i] >= '0' && serialno_str[i] <= '9')) 179 continue; 180 else 181 break; 182 } 183 184 /* valid character count > 0 */ 185 if (i > 0) { 186 serialno_str[i + 1] = 0x0; 187 env_set("serial#", serialno_str); 188 } 189 } 190 #endif 191 if (!env_get("serial#")) { 192 #if defined(CONFIG_ROCKCHIP_EFUSE) || defined(CONFIG_ROCKCHIP_OTP) 193 struct udevice *dev; 194 195 /* retrieve the device */ 196 if (IS_ENABLED(CONFIG_ROCKCHIP_EFUSE)) 197 ret = uclass_get_device_by_driver(UCLASS_MISC, 198 DM_GET_DRIVER(rockchip_efuse), 199 &dev); 200 else 201 ret = uclass_get_device_by_driver(UCLASS_MISC, 202 DM_GET_DRIVER(rockchip_otp), 203 &dev); 204 205 if (ret) { 206 printf("%s: could not find efuse/otp device\n", __func__); 207 return ret; 208 } 209 210 /* read the cpu_id range from the efuses */ 211 ret = misc_read(dev, CPUID_OFF, &cpuid, sizeof(cpuid)); 212 if (ret) { 213 printf("%s: read cpuid from efuse/otp failed, ret=%d\n", 214 __func__, ret); 215 return ret; 216 } 217 #else 218 /* generate random cpuid */ 219 for (i = 0; i < CPUID_LEN; i++) 220 cpuid[i] = (u8)(rand()); 221 #endif 222 /* Generate the serial number based on CPU ID */ 223 for (i = 0; i < 8; i++) { 224 low[i] = cpuid[1 + (i << 1)]; 225 high[i] = cpuid[i << 1]; 226 } 227 228 serialno = crc32_no_comp(0, low, 8); 229 serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32; 230 snprintf(serialno_str, sizeof(serialno_str), "%llx", serialno); 231 232 env_set("serial#", serialno_str); 233 } 234 235 return ret; 236 } 237 #endif 238 239 #if defined(CONFIG_USB_FUNCTION_FASTBOOT) 240 int fb_set_reboot_flag(void) 241 { 242 printf("Setting reboot to fastboot flag ...\n"); 243 writel(BOOT_FASTBOOT, CONFIG_ROCKCHIP_BOOT_MODE_REG); 244 245 return 0; 246 } 247 #endif 248 249 #ifdef CONFIG_ROCKCHIP_USB_BOOT 250 static int boot_from_udisk(void) 251 { 252 struct blk_desc *desc; 253 struct udevice *dev; 254 int devnum = -1; 255 char buf[32]; 256 257 /* Booting priority: mmc1 > udisk */ 258 if (!strcmp(env_get("devtype"), "mmc") && !strcmp(env_get("devnum"), "1")) 259 return 0; 260 261 if (!run_command("usb start", -1)) { 262 for (blk_first_device(IF_TYPE_USB, &dev); 263 dev; 264 blk_next_device(&dev)) { 265 desc = dev_get_uclass_platdata(dev); 266 printf("Scanning usb %d ...\n", desc->devnum); 267 if (desc->type == DEV_TYPE_UNKNOWN) 268 continue; 269 270 if (desc->lba > 0L && desc->blksz > 0L) { 271 devnum = desc->devnum; 272 break; 273 } 274 } 275 if (devnum < 0) { 276 printf("No usb mass storage found\n"); 277 return -ENODEV; 278 } 279 280 desc = blk_get_devnum_by_type(IF_TYPE_USB, devnum); 281 if (!desc) { 282 printf("No usb %d found\n", devnum); 283 return -ENODEV; 284 } 285 286 snprintf(buf, 32, "rkimgtest usb %d", devnum); 287 if (!run_command(buf, -1)) { 288 snprintf(buf, 32, "%d", devnum); 289 rockchip_set_bootdev(desc); 290 env_set("devtype", "usb"); 291 env_set("devnum", buf); 292 printf("=== Booting from usb %d ===\n", devnum); 293 } else { 294 printf("No available udisk image on usb %d\n", devnum); 295 return -ENODEV; 296 } 297 } 298 299 return 0; 300 } 301 #endif 302 303 static void env_fixup(void) 304 { 305 struct memblock mem; 306 ulong u_addr_r; 307 phys_size_t end; 308 char *addr_r; 309 310 #ifdef ENV_MEM_LAYOUT_SETTINGS1 311 const char *env_addr0[] = { 312 "scriptaddr", "pxefile_addr_r", 313 "fdt_addr_r", "kernel_addr_r", "ramdisk_addr_r", 314 }; 315 const char *env_addr1[] = { 316 "scriptaddr1", "pxefile_addr1_r", 317 "fdt_addr1_r", "kernel_addr1_r", "ramdisk_addr1_r", 318 }; 319 int i; 320 321 /* 128M is a typical ram size for most platform, so as default here */ 322 if (gd->ram_size <= SZ_128M) { 323 /* Replace orignal xxx_addr_r */ 324 for (i = 0; i < ARRAY_SIZE(env_addr1); i++) { 325 addr_r = env_get(env_addr1[i]); 326 if (addr_r) 327 env_set(env_addr0[i], addr_r); 328 } 329 } 330 #endif 331 /* No BL32 ? */ 332 if (!(gd->flags & GD_FLG_BL32_ENABLED)) { 333 /* 334 * [1] Move kernel to lower address if possible. 335 */ 336 addr_r = env_get("kernel_addr_no_low_bl32_r"); 337 if (addr_r) 338 env_set("kernel_addr_r", addr_r); 339 340 /* 341 * [2] Move ramdisk at BL32 position if need. 342 * 343 * 0x0a200000 and 0x08400000 are rockchip traditional address 344 * of BL32 and ramdisk: 345 * 346 * |------------|------------| 347 * | BL32 | ramdisk | 348 * |------------|------------| 349 * 350 * Move ramdisk to BL32 address to fix sysmem alloc failed 351 * issue on the board with critical memory(ie. 256MB). 352 */ 353 if (gd->ram_size > SZ_128M && gd->ram_size <= SZ_256M) { 354 u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); 355 if (u_addr_r == 0x0a200000) 356 env_set("ramdisk_addr_r", "0x08400000"); 357 } 358 } else { 359 mem = param_parse_optee_mem(); 360 361 /* 362 * [1] Move kernel forward if possible. 363 */ 364 if (mem.base > SZ_128M) { 365 addr_r = env_get("kernel_addr_no_low_bl32_r"); 366 if (addr_r) 367 env_set("kernel_addr_r", addr_r); 368 } 369 370 /* 371 * [2] Move ramdisk backward if optee enlarge. 372 */ 373 end = mem.base + mem.size; 374 u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); 375 if (u_addr_r >= mem.base && u_addr_r < end) 376 env_set_hex("ramdisk_addr_r", end); 377 } 378 } 379 380 static void cmdline_handle(void) 381 { 382 struct blk_desc *dev_desc; 383 int if_type; 384 int devnum; 385 386 param_parse_pubkey_fuse_programmed(); 387 388 dev_desc = rockchip_get_bootdev(); 389 if (!dev_desc) 390 return; 391 392 /* 393 * 1. From rk356x, the sd/udisk recovery update flag was moved from 394 * IDB to Android BCB. 395 * 396 * 2. Udisk is init at the late boot_from_udisk(), but 397 * rockchip_get_boot_mode() actually only read once, 398 * we need to update boot mode according to udisk BCB. 399 */ 400 if_type = dev_desc->if_type; 401 devnum = dev_desc->devnum; 402 if ((if_type == IF_TYPE_MMC && devnum == 1) || (if_type == IF_TYPE_USB)) { 403 if (get_bcb_recovery_msg() == BCB_MSG_RECOVERY_RK_FWUPDATE) { 404 if (if_type == IF_TYPE_MMC && devnum == 1) { 405 env_update("bootargs", "sdfwupdate"); 406 } else if (if_type == IF_TYPE_USB) { 407 env_update("bootargs", "usbfwupdate"); 408 env_set("reboot_mode", "recovery-usb"); 409 } 410 } else { 411 if (if_type == IF_TYPE_USB) 412 env_set("reboot_mode", "normal"); 413 } 414 } 415 } 416 417 int board_late_init(void) 418 { 419 #ifdef CONFIG_ROCKCHIP_SET_ETHADDR 420 rockchip_set_ethaddr(); 421 #endif 422 #ifdef CONFIG_ROCKCHIP_SET_SN 423 rockchip_set_serialno(); 424 #endif 425 setup_download_mode(); 426 427 #ifdef CONFIG_ROCKCHIP_USB_BOOT 428 boot_from_udisk(); 429 #endif 430 #ifdef CONFIG_DM_CHARGE_DISPLAY 431 charge_display(); 432 #endif 433 #ifdef CONFIG_DRM_ROCKCHIP 434 rockchip_show_logo(); 435 #endif 436 #ifdef CONFIG_ROCKCHIP_EINK_DISPLAY 437 rockchip_eink_show_uboot_logo(); 438 #endif 439 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) 440 setup_boot_mode(); 441 #endif 442 env_fixup(); 443 soc_clk_dump(); 444 cmdline_handle(); 445 #ifdef CONFIG_AMP 446 amp_cpus_on(); 447 #endif 448 return rk_board_late_init(); 449 } 450 451 static void early_download(void) 452 { 453 #if defined(CONFIG_PWRKEY_DNL_TRIGGER_NUM) && \ 454 (CONFIG_PWRKEY_DNL_TRIGGER_NUM > 0) 455 if (pwrkey_download_init()) 456 printf("Pwrkey download init failed\n"); 457 #endif 458 459 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) 460 if (is_hotkey(HK_BROM_DNL)) { 461 printf("Enter bootrom download..."); 462 flushc(); 463 writel(BOOT_BROM_DOWNLOAD, CONFIG_ROCKCHIP_BOOT_MODE_REG); 464 do_reset(NULL, 0, 0, NULL); 465 printf("failed!\n"); 466 } 467 #endif 468 } 469 470 static void board_debug_init(void) 471 { 472 if (!gd->serial.using_pre_serial && 473 !(gd->flags & GD_FLG_DISABLE_CONSOLE)) 474 debug_uart_init(); 475 476 if (tstc()) { 477 gd->console_evt = getc(); 478 if (gd->console_evt <= 0x1a) /* 'z' */ 479 printf("Hotkey: ctrl+%c\n", gd->console_evt + 'a' - 1); 480 } 481 482 if (IS_ENABLED(CONFIG_CONSOLE_DISABLE_CLI)) 483 printf("Cmd interface: disabled\n"); 484 } 485 486 int board_init(void) 487 { 488 board_debug_init(); 489 #ifdef DEBUG 490 soc_clk_dump(); 491 #endif 492 #ifdef CONFIG_OPTEE_CLIENT 493 trusty_select_security_level(); 494 #endif 495 #ifdef CONFIG_USING_KERNEL_DTB 496 init_kernel_dtb(); 497 #endif 498 early_download(); 499 500 clks_probe(); 501 #ifdef CONFIG_DM_REGULATOR 502 regulators_enable_boot_on(is_hotkey(HK_REGULATOR)); 503 #endif 504 #ifdef CONFIG_ROCKCHIP_IO_DOMAIN 505 io_domain_init(); 506 #endif 507 set_armclk_rate(); 508 #ifdef CONFIG_DM_DVFS 509 dvfs_init(true); 510 #endif 511 #ifdef CONFIG_ANDROID_AB 512 if (ab_decrease_tries()) 513 printf("Decrease ab tries count fail!\n"); 514 #endif 515 516 return rk_board_init(); 517 } 518 519 int interrupt_debugger_init(void) 520 { 521 #ifdef CONFIG_ROCKCHIP_DEBUGGER 522 return rockchip_debugger_init(); 523 #else 524 return 0; 525 #endif 526 } 527 528 int board_fdt_fixup(void *blob) 529 { 530 /* 531 * Device's platdata points to orignal fdt blob property, 532 * access DM device before any fdt fixup. 533 */ 534 rk_board_dm_fdt_fixup(blob); 535 536 /* Common fixup for DRM */ 537 #ifdef CONFIG_DRM_ROCKCHIP 538 rockchip_display_fixup(blob); 539 #endif 540 541 return rk_board_fdt_fixup(blob); 542 } 543 544 #if defined(CONFIG_ARM64_BOOT_AARCH32) || !defined(CONFIG_ARM64) 545 /* 546 * Common for OP-TEE: 547 * 64-bit & 32-bit mode: share memory dcache is always enabled; 548 * 549 * Common for U-Boot: 550 * 64-bit mode: MMU table is static defined in rkxxx.c file, all memory 551 * regions are mapped. That's good to match OP-TEE MMU policy. 552 * 553 * 32-bit mode: MMU table is setup according to gd->bd->bi_dram[..] where 554 * the OP-TEE region has been reserved, so it can not be 555 * mapped(i.e. dcache is disabled). That's *NOT* good to match 556 * OP-TEE MMU policy. 557 * 558 * For the data coherence when communication between U-Boot and OP-TEE, U-Boot 559 * should follow OP-TEE MMU policy. 560 * 561 * So 32-bit mode U-Boot should map OP-TEE share memory as dcache enabled. 562 */ 563 int board_initr_caches_fixup(void) 564 { 565 #ifdef CONFIG_OPTEE_CLIENT 566 struct memblock mem; 567 568 mem.base = 0; 569 mem.size = 0; 570 571 optee_get_shm_config(&mem.base, &mem.size); 572 if (mem.size) 573 mmu_set_region_dcache_behaviour(mem.base, mem.size, 574 DCACHE_WRITEBACK); 575 #endif 576 return 0; 577 } 578 #endif 579 580 void arch_preboot_os(uint32_t bootm_state, bootm_headers_t *images) 581 { 582 if (!(bootm_state & BOOTM_STATE_OS_PREP)) 583 return; 584 585 #ifdef CONFIG_ARM64 586 u8 *data = (void *)images->ep; 587 588 /* 589 * Fix kernel 5.10 arm64 boot warning: 590 * "[Firmware Bug]: Kernel image misaligned at boot, please fix your bootloader!" 591 * 592 * kernel: 5.10 commit 120dc60d0bdb ("arm64: get rid of TEXT_OFFSET") 593 * arm64 kernel version: 594 * data[10] == 0x00 if kernel version >= 5.10: N*2MB align 595 * data[10] == 0x08 if kernel version < 5.10: N*2MB + 0x80000(TEXT_OFFSET) 596 * 597 * Why fix here? 598 * 1. this is the common and final path for any boot command. 599 * 2. don't influence original boot flow, just fix it exactly before 600 * jumping kernel. 601 * 602 * But relocation is in board_quiesce_devices() until all decompress 603 * done, mainly for saving boot time. 604 */ 605 606 orig_images_ep = images->ep; 607 608 if (data[10] == 0x00) { 609 if (round_down(images->ep, SZ_2M) != images->ep) 610 images->ep = round_down(images->ep, SZ_2M); 611 } else { 612 if (IS_ALIGNED(images->ep, SZ_2M)) 613 images->ep += 0x80000; 614 } 615 #endif 616 hotkey_run(HK_CLI_OS_PRE); 617 } 618 619 void enable_caches(void) 620 { 621 icache_enable(); 622 dcache_enable(); 623 } 624 625 #ifdef CONFIG_LMB 626 /* 627 * Using last bi_dram[...] to initialize "bootm_low" and "bootm_mapsize". 628 * This makes lmb_alloc_base() always alloc from tail of sdram. 629 * If we don't assign it, bi_dram[0] is used by default and it may cause 630 * lmb_alloc_base() fail when bi_dram[0] range is small. 631 */ 632 void board_lmb_reserve(struct lmb *lmb) 633 { 634 char bootm_mapsize[32]; 635 char bootm_low[32]; 636 u64 start, size; 637 int i; 638 639 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 640 if (!gd->bd->bi_dram[i].size) 641 break; 642 } 643 644 start = gd->bd->bi_dram[i - 1].start; 645 size = gd->bd->bi_dram[i - 1].size; 646 647 /* 648 * 32-bit kernel: ramdisk/fdt shouldn't be loaded to highmem area(768MB+), 649 * otherwise "Unable to handle kernel paging request at virtual address ...". 650 * 651 * So that we hope limit highest address at 768M, but there comes the the 652 * problem: ramdisk is a compressed image and it expands after descompress, 653 * so it accesses 768MB+ and brings the above "Unable to handle kernel ...". 654 * 655 * We make a appointment that the highest memory address is 512MB, it 656 * makes lmb alloc safer. 657 */ 658 #ifndef CONFIG_ARM64 659 if (start >= ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) { 660 start = gd->bd->bi_dram[i - 2].start; 661 size = gd->bd->bi_dram[i - 2].size; 662 } 663 664 if ((start + size) > ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) 665 size = (u64)CONFIG_SYS_SDRAM_BASE + SZ_512M - start; 666 #endif 667 sprintf(bootm_low, "0x%llx", start); 668 sprintf(bootm_mapsize, "0x%llx", size); 669 env_set("bootm_low", bootm_low); 670 env_set("bootm_mapsize", bootm_mapsize); 671 } 672 #endif 673 674 #ifdef CONFIG_BIDRAM 675 int board_bidram_reserve(struct bidram *bidram) 676 { 677 struct memblock mem; 678 int ret; 679 680 /* ATF */ 681 mem = param_parse_atf_mem(); 682 ret = bidram_reserve(MEM_ATF, mem.base, mem.size); 683 if (ret) 684 return ret; 685 686 /* PSTORE/ATAGS/SHM */ 687 mem = param_parse_common_resv_mem(); 688 ret = bidram_reserve(MEM_SHM, mem.base, mem.size); 689 if (ret) 690 return ret; 691 692 /* OP-TEE */ 693 mem = param_parse_optee_mem(); 694 ret = bidram_reserve(MEM_OPTEE, mem.base, mem.size); 695 if (ret) 696 return ret; 697 698 return 0; 699 } 700 701 #ifdef CONFIG_SYSMEM 702 int board_sysmem_reserve(struct sysmem *sysmem) 703 { 704 #ifdef CONFIG_SKIP_RELOCATE_UBOOT 705 if (!sysmem_alloc_base_by_name("NO-RELOC-CODE", 706 CONFIG_SYS_TEXT_BASE, SZ_2M)) { 707 printf("Failed to reserve sysmem for U-Boot code\n"); 708 return -ENOMEM; 709 } 710 #endif 711 return 0; 712 } 713 #endif 714 715 parse_fn_t board_bidram_parse_fn(void) 716 { 717 return param_parse_ddr_mem; 718 } 719 #endif 720 721 int board_init_f_boot_flags(void) 722 { 723 int boot_flags = 0; 724 725 #ifdef CONFIG_FPGA_ROCKCHIP 726 arch_fpga_init(); 727 #endif 728 #ifdef CONFIG_PSTORE 729 param_parse_pstore(); 730 #endif 731 param_parse_pre_serial(&boot_flags); 732 733 /* The highest priority to turn off (override) console */ 734 #if defined(CONFIG_DISABLE_CONSOLE) 735 boot_flags |= GD_FLG_DISABLE_CONSOLE; 736 #endif 737 738 return boot_flags; 739 } 740 741 #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG) 742 #include <fdt_support.h> 743 #include <usb.h> 744 #include <usb/dwc2_udc.h> 745 746 static struct dwc2_plat_otg_data otg_data = { 747 .rx_fifo_sz = 512, 748 .np_tx_fifo_sz = 16, 749 .tx_fifo_sz = 128, 750 }; 751 752 int board_usb_init(int index, enum usb_init_type init) 753 { 754 const void *blob = gd->fdt_blob; 755 const fdt32_t *reg; 756 fdt_addr_t addr; 757 int node; 758 759 /* find the usb_otg node */ 760 node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2"); 761 762 retry: 763 if (node > 0) { 764 reg = fdt_getprop(blob, node, "reg", NULL); 765 if (!reg) 766 return -EINVAL; 767 768 addr = fdt_translate_address(blob, node, reg); 769 if (addr == OF_BAD_ADDR) { 770 pr_err("Not found usb_otg address\n"); 771 return -EINVAL; 772 } 773 774 #if defined(CONFIG_ROCKCHIP_RK3288) 775 if (addr != 0xff580000) { 776 node = fdt_node_offset_by_compatible(blob, node, 777 "snps,dwc2"); 778 goto retry; 779 } 780 #endif 781 } else { 782 /* 783 * With kernel dtb support, rk3288 dwc2 otg node 784 * use the rockchip legacy dwc2 driver "dwc_otg_310" 785 * with the compatible "rockchip,rk3288_usb20_otg", 786 * and rk3368 also use the "dwc_otg_310" driver with 787 * the compatible "rockchip,rk3368-usb". 788 */ 789 #if defined(CONFIG_ROCKCHIP_RK3288) 790 node = fdt_node_offset_by_compatible(blob, -1, 791 "rockchip,rk3288_usb20_otg"); 792 #elif defined(CONFIG_ROCKCHIP_RK3368) 793 node = fdt_node_offset_by_compatible(blob, -1, 794 "rockchip,rk3368-usb"); 795 #endif 796 if (node > 0) { 797 goto retry; 798 } else { 799 pr_err("Not found usb_otg device\n"); 800 return -ENODEV; 801 } 802 } 803 804 otg_data.regs_otg = (uintptr_t)addr; 805 806 return dwc2_udc_probe(&otg_data); 807 } 808 809 int board_usb_cleanup(int index, enum usb_init_type init) 810 { 811 return 0; 812 } 813 #endif 814 815 static void bootm_no_reloc(void) 816 { 817 char *ramdisk_high; 818 char *fdt_high; 819 820 if (!env_get_yesno("bootm-no-reloc")) 821 return; 822 823 ramdisk_high = env_get("initrd_high"); 824 fdt_high = env_get("fdt_high"); 825 826 if (!fdt_high) { 827 env_set_hex("fdt_high", -1UL); 828 printf("Fdt "); 829 } 830 831 if (!ramdisk_high) { 832 env_set_hex("initrd_high", -1UL); 833 printf("Ramdisk "); 834 } 835 836 if (!fdt_high || !ramdisk_high) 837 printf("skip relocation\n"); 838 } 839 840 int bootm_board_start(void) 841 { 842 /* 843 * print console record data 844 * 845 * On some rockchip platforms, uart debug and sdmmc pin are multiplex. 846 * If boot from sdmmc mode, the console data would be record in buffer, 847 * we switch to uart debug function in order to print it after loading 848 * images. 849 */ 850 #if defined(CONFIG_CONSOLE_RECORD) 851 if (!strcmp("mmc", env_get("devtype")) && 852 !strcmp("1", env_get("devnum"))) { 853 printf("IOMUX: sdmmc => uart debug"); 854 pinctrl_select_state(gd->cur_serial_dev, "default"); 855 console_record_print_purge(); 856 } 857 #endif 858 /* disable bootm relcation to save boot time */ 859 bootm_no_reloc(); 860 861 /* PCBA test needs more permission */ 862 if (get_bcb_recovery_msg() == BCB_MSG_RECOVERY_PCBA) 863 env_update("bootargs", "androidboot.selinux=permissive"); 864 865 /* sysmem */ 866 hotkey_run(HK_SYSMEM); 867 sysmem_overflow_check(); 868 869 return 0; 870 } 871 872 int bootm_image_populate_dtb(void *img) 873 { 874 if ((gd->flags & GD_FLG_KDTB_READY) && !gd->fdt_blob_kern) 875 sysmem_free((phys_addr_t)gd->fdt_blob); 876 else 877 gd->fdt_blob = (void *)env_get_ulong("fdt_addr_r", 16, 0); 878 879 return rockchip_ram_read_dtb_file(img, (void *)gd->fdt_blob); 880 } 881 882 /* 883 * Implement it to support CLI command: 884 * - Android: bootm [aosp addr] 885 * - FIT: bootm [fit addr] 886 * - uImage: bootm [uimage addr] 887 * 888 * Purpose: 889 * - The original bootm command args require fdt addr on AOSP, 890 * which is not flexible on rockchip boot/recovery.img. 891 * - Take Android/FIT/uImage image into sysmem management to avoid image 892 * memory overlap. 893 */ 894 #if defined(CONFIG_ANDROID_BOOTLOADER) || \ 895 defined(CONFIG_ROCKCHIP_FIT_IMAGE) || \ 896 defined(CONFIG_ROCKCHIP_UIMAGE) 897 int board_do_bootm(int argc, char * const argv[]) 898 { 899 int format; 900 void *img; 901 902 /* only 'bootm' full image goes further */ 903 if (argc != 2) 904 return 0; 905 906 img = (void *)simple_strtoul(argv[1], NULL, 16); 907 format = (genimg_get_format(img)); 908 909 /* Android */ 910 #ifdef CONFIG_ANDROID_BOOT_IMAGE 911 if (format == IMAGE_FORMAT_ANDROID) { 912 struct andr_img_hdr *hdr; 913 ulong load_addr; 914 ulong size; 915 int ret; 916 917 hdr = (struct andr_img_hdr *)img; 918 printf("BOOTM: transferring to board Android\n"); 919 920 load_addr = env_get_ulong("kernel_addr_r", 16, 0); 921 load_addr -= hdr->page_size; 922 size = android_image_get_end(hdr) - (ulong)hdr; 923 924 if (!sysmem_alloc_base(MEM_ANDROID, (ulong)hdr, size)) 925 return -ENOMEM; 926 if (0) { 927 ret = bootm_image_populate_dtb(img); 928 if (ret) { 929 printf("bootm can't read dtb, ret=%d\n", ret); 930 return ret; 931 } 932 } 933 ret = android_image_memcpy_separate(hdr, &load_addr); 934 if (ret) { 935 printf("board do bootm failed, ret=%d\n", ret); 936 return ret; 937 } 938 939 return android_bootloader_boot_kernel(load_addr); 940 } 941 #endif 942 943 /* FIT */ 944 #if IMAGE_ENABLE_FIT 945 if (format == IMAGE_FORMAT_FIT) { 946 char boot_cmd[64]; 947 int ret; 948 949 printf("BOOTM: transferring to board FIT\n"); 950 951 ret = bootm_image_populate_dtb(img); 952 if (ret) { 953 printf("bootm can't read dtb, ret=%d\n", ret); 954 return ret; 955 } 956 snprintf(boot_cmd, sizeof(boot_cmd), "boot_fit %s", argv[1]); 957 return run_command(boot_cmd, 0); 958 } 959 #endif 960 961 /* uImage */ 962 #if 0 963 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 964 if (format == IMAGE_FORMAT_LEGACY && 965 image_get_type(img) == IH_TYPE_MULTI) { 966 char boot_cmd[64]; 967 968 printf("BOOTM: transferring to board uImage\n"); 969 snprintf(boot_cmd, sizeof(boot_cmd), "boot_uimage %s", argv[1]); 970 return run_command(boot_cmd, 0); 971 } 972 #endif 973 #endif 974 return 0; 975 } 976 #endif 977 978 void autoboot_command_fail_handle(void) 979 { 980 #ifdef CONFIG_ANDROID_AB 981 if (rk_avb_ab_have_bootable_slot() == true) 982 run_command("reset;", 0); 983 else 984 run_command("fastboot usb 0;", 0); 985 #endif 986 987 #ifdef CONFIG_AVB_VBMETA_PUBLIC_KEY_VALIDATE 988 run_command("download", 0); 989 run_command("fastboot usb 0;", 0); 990 #endif 991 992 } 993 994 #ifdef CONFIG_FIT_ROLLBACK_PROTECT 995 996 #define FIT_ROLLBACK_INDEX_LOCATION 0x66697472 /* "fitr" */ 997 998 int fit_read_otp_rollback_index(uint32_t fit_index, uint32_t *otp_index) 999 { 1000 #ifdef CONFIG_OPTEE_CLIENT 1001 u64 index; 1002 int ret; 1003 1004 ret = trusty_read_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, &index); 1005 if (ret) { 1006 if (ret != TEE_ERROR_ITEM_NOT_FOUND) 1007 return ret; 1008 1009 index = 0; 1010 printf("Initial otp index as %d\n", fit_index); 1011 } 1012 1013 *otp_index = (uint32_t)index; 1014 #else 1015 *otp_index = 0; 1016 #endif 1017 1018 return 0; 1019 } 1020 1021 int fit_write_trusty_rollback_index(u32 trusty_index) 1022 { 1023 if (!trusty_index) 1024 return 0; 1025 #ifdef CONFIG_OPTEE_CLIENT 1026 return trusty_write_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, 1027 (u64)trusty_index); 1028 #else 1029 return 0; 1030 #endif 1031 } 1032 #endif 1033 1034 void board_quiesce_devices(void *images) 1035 { 1036 #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS 1037 /* Destroy atags makes next warm boot safer */ 1038 atags_destroy(); 1039 #endif 1040 #ifdef CONFIG_FIT_ROLLBACK_PROTECT 1041 int ret; 1042 1043 ret = fit_write_trusty_rollback_index(gd->rollback_index); 1044 if (ret) { 1045 panic("Failed to write fit rollback index %d, ret=%d", 1046 gd->rollback_index, ret); 1047 } 1048 #endif 1049 #ifdef CONFIG_ROCKCHIP_HW_DECOMPRESS 1050 misc_decompress_cleanup(); 1051 #endif 1052 #ifdef CONFIG_ARM64 1053 bootm_headers_t *bootm_images = (bootm_headers_t *)images; 1054 1055 /* relocate kernel after decompress cleanup */ 1056 if (orig_images_ep && orig_images_ep != bootm_images->ep) { 1057 memmove((char *)bootm_images->ep, (const char *)orig_images_ep, 1058 bootm_images->os.image_len); 1059 printf("== DO RELOCATE == Kernel from 0x%08lx to 0x%08lx\n", 1060 orig_images_ep, bootm_images->ep); 1061 } 1062 #endif 1063 1064 hotkey_run(HK_CMDLINE); 1065 hotkey_run(HK_CLI_OS_GO); 1066 #ifdef CONFIG_ROCKCHIP_REBOOT_TEST 1067 do_reset(NULL, 0, 0, NULL); 1068 #endif 1069 } 1070 1071 char *board_fdt_chosen_bootargs(void *fdt) 1072 { 1073 /* bootargs_ext is used when dtbo is applied. */ 1074 const char *arr_bootargs[] = { "bootargs", "bootargs_ext" }; 1075 const char *bootargs; 1076 int nodeoffset; 1077 int i, dump; 1078 char *msg = "kernel"; 1079 1080 /* debug */ 1081 hotkey_run(HK_INITCALL); 1082 dump = is_hotkey(HK_CMDLINE); 1083 if (dump) 1084 printf("## bootargs(u-boot): %s\n\n", env_get("bootargs")); 1085 1086 /* find or create "/chosen" node. */ 1087 nodeoffset = fdt_find_or_add_subnode(fdt, 0, "chosen"); 1088 if (nodeoffset < 0) 1089 return NULL; 1090 1091 for (i = 0; i < ARRAY_SIZE(arr_bootargs); i++) { 1092 bootargs = fdt_getprop(fdt, nodeoffset, arr_bootargs[i], NULL); 1093 if (!bootargs) 1094 continue; 1095 if (dump) 1096 printf("## bootargs(%s-%s): %s\n\n", 1097 msg, arr_bootargs[i], bootargs); 1098 /* 1099 * Append kernel bootargs 1100 * If use AB system, delete default "root=" which route 1101 * to rootfs. Then the ab bootctl will choose the 1102 * high priority system to boot and add its UUID 1103 * to cmdline. The format is "roo=PARTUUID=xxxx...". 1104 */ 1105 #ifdef CONFIG_ANDROID_AB 1106 env_update_filter("bootargs", bootargs, "root="); 1107 ab_update_root_partition(); 1108 #else 1109 env_update("bootargs", bootargs); 1110 #endif 1111 } 1112 1113 #if defined(CONFIG_ENVF) || defined(CONFIG_ENV_PARTITION) 1114 char *part_type[] = { "mtdparts", "blkdevparts" }; 1115 char *part_list; 1116 char *env; 1117 int id = 0; 1118 1119 env = env_get(part_type[id]); 1120 if (!env) 1121 env = env_get(part_type[++id]); 1122 if (env) { 1123 if (!strstr(env, part_type[id])) { 1124 part_list = calloc(1, strlen(env) + strlen(part_type[id]) + 2); 1125 if (part_list) { 1126 strcat(part_list, part_type[id]); 1127 strcat(part_list, "="); 1128 strcat(part_list, env); 1129 } 1130 } else { 1131 part_list = env; 1132 } 1133 env_update("bootargs", part_list); 1134 if (dump) 1135 printf("## parts: %s\n\n", part_list); 1136 } 1137 1138 env = env_get("sys_bootargs"); 1139 if (env) { 1140 env_update("bootargs", env); 1141 if (dump) 1142 printf("## sys_bootargs: %s\n\n", env); 1143 } 1144 #endif 1145 1146 #ifdef CONFIG_MTD_BLK 1147 if (!env_get("mtdparts")) { 1148 char *mtd_par_info = mtd_part_parse(NULL); 1149 1150 if (mtd_par_info) { 1151 if (memcmp(env_get("devtype"), "mtd", 3) == 0) 1152 env_update("bootargs", mtd_par_info); 1153 } 1154 } 1155 #endif 1156 /* 1157 * Initrd fixup: remove unused "initrd=0x...,0x...", 1158 * this for compatible with legacy parameter.txt 1159 */ 1160 env_delete("bootargs", "initrd=", 0); 1161 1162 /* 1163 * If uart is required to be disabled during 1164 * power on, it would be not initialized by 1165 * any pre-loader and U-Boot. 1166 * 1167 * If we don't remove earlycon from commandline, 1168 * kernel hangs while using earlycon to putc/getc 1169 * which may dead loop for waiting uart status. 1170 * (It seems the root cause is baundrate is not 1171 * initilalized) 1172 * 1173 * So let's remove earlycon from commandline. 1174 */ 1175 if (gd->flags & GD_FLG_DISABLE_CONSOLE) 1176 env_delete("bootargs", "earlycon=", 0); 1177 1178 /* Android header v4+ need this handle */ 1179 #ifdef CONFIG_ANDROID_BOOT_IMAGE 1180 struct andr_img_hdr *hdr; 1181 1182 hdr = (void *)env_get_ulong("android_addr_r", 16, 0); 1183 if (hdr && !android_image_check_header(hdr) && hdr->header_version >= 4) { 1184 if (env_update_extract_subset("bootargs", "andr_bootargs", "androidboot.")) 1185 printf("extract androidboot.xxx error\n"); 1186 if (dump) 1187 printf("## bootargs(android): %s\n\n", env_get("andr_bootargs")); 1188 } 1189 #endif 1190 bootargs = env_get("bootargs"); 1191 if (dump) 1192 printf("## bootargs(merged): %s\n\n", bootargs); 1193 1194 return (char *)bootargs; 1195 } 1196 1197 int ft_verify_fdt(void *fdt) 1198 { 1199 /* for android header v4+, we load bootparams and fixup initrd */ 1200 #if defined(CONFIG_ANDROID_BOOT_IMAGE) && defined(CONFIG_XBC) 1201 struct andr_img_hdr *hdr; 1202 uint64_t initrd_start, initrd_end; 1203 char *bootargs, *p; 1204 int nodeoffset; 1205 int is_u64, err; 1206 u32 len; 1207 1208 hdr = (void *)env_get_ulong("android_addr_r", 16, 0); 1209 if (!hdr || android_image_check_header(hdr) || 1210 hdr->header_version < 4) 1211 return 1; 1212 1213 bootargs = env_get("andr_bootargs"); 1214 if (!bootargs) 1215 return 1; 1216 1217 /* trans character: space to new line */ 1218 p = bootargs; 1219 while (*p++) { 1220 if (*p == ' ') 1221 *p = '\n'; 1222 } 1223 1224 debug("## andr_bootargs: %s\n", bootargs); 1225 1226 /* 1227 * add boot params right after bootconfig 1228 * 1229 * because we can get final full bootargs in board_fdt_chosen_bootargs(), 1230 * android_image_get_ramdisk() is early than that. 1231 * 1232 * we have to add boot params by now. 1233 */ 1234 len = addBootConfigParameters((char *)bootargs, strlen(bootargs), 1235 (u64)hdr->ramdisk_addr + hdr->ramdisk_size + 1236 hdr->vendor_ramdisk_size, hdr->vendor_bootconfig_size); 1237 if (len < 0) { 1238 printf("error: addBootConfigParameters\n"); 1239 return 0; 1240 } 1241 1242 nodeoffset = fdt_subnode_offset(fdt, 0, "chosen"); 1243 if (nodeoffset < 0) { 1244 printf("error: No /chosen node\n"); 1245 return 0; 1246 } 1247 1248 /* fixup initrd with real value */ 1249 fdt_delprop(fdt, nodeoffset, "linux,initrd-start"); 1250 fdt_delprop(fdt, nodeoffset, "linux,initrd-end"); 1251 1252 is_u64 = (fdt_address_cells(fdt, 0) == 2); 1253 initrd_start = hdr->ramdisk_addr; 1254 initrd_end = initrd_start + hdr->ramdisk_size + 1255 hdr->vendor_ramdisk_size + 1256 hdr->vendor_bootconfig_size + len; 1257 err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-start", 1258 initrd_start, is_u64); 1259 if (err < 0) { 1260 printf("WARNING: could not set linux,initrd-start %s.\n", 1261 fdt_strerror(err)); 1262 return 0; 1263 } 1264 err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-end", 1265 initrd_end, is_u64); 1266 if (err < 0) { 1267 printf("WARNING: could not set linux,initrd-end %s.\n", 1268 fdt_strerror(err)); 1269 return 0; 1270 } 1271 #endif 1272 return 1; 1273 } 1274 1275