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