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