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 <version.h> 9 #include <abuf.h> 10 #include <amp.h> 11 #include <android_ab.h> 12 #include <android_bootloader.h> 13 #include <android_image.h> 14 #include <bidram.h> 15 #include <boot_rkimg.h> 16 #include <cli.h> 17 #include <clk.h> 18 #include <console.h> 19 #include <debug_uart.h> 20 #include <dm.h> 21 #include <dvfs.h> 22 #include <fdt_support.h> 23 #include <io-domain.h> 24 #include <image.h> 25 #include <key.h> 26 #include <memblk.h> 27 #include <misc.h> 28 #include <of_live.h> 29 #include <mtd_blk.h> 30 #include <ram.h> 31 #include <rng.h> 32 #include <rockchip_debugger.h> 33 #include <syscon.h> 34 #include <sysmem.h> 35 #include <video_rockchip.h> 36 #include <xbc.h> 37 #include <asm/io.h> 38 #include <asm/gpio.h> 39 #include <android_avb/rk_avb_ops_user.h> 40 #include <dm/uclass-internal.h> 41 #include <dm/root.h> 42 #include <power/charge_display.h> 43 #include <power/regulator.h> 44 #include <optee_include/OpteeClientInterface.h> 45 #include <optee_include/OpteeClientApiLib.h> 46 #include <optee_include/tee_api_defines.h> 47 #include <asm/arch/boot_mode.h> 48 #include <asm/arch/clock.h> 49 #include <asm/arch/cpu.h> 50 #include <asm/arch/hotkey.h> 51 #include <asm/arch/param.h> 52 #include <asm/arch/periph.h> 53 #include <asm/arch/resource_img.h> 54 #include <asm/arch/rk_atags.h> 55 #include <asm/arch/vendor.h> 56 #ifdef CONFIG_ROCKCHIP_EINK_DISPLAY 57 #include <rk_eink.h> 58 #endif 59 #ifdef CONFIG_SERDES_DISPLAY 60 #include <serdes-display-core.h> 61 #include <serdes-display-gpio.h> 62 #endif 63 DECLARE_GLOBAL_DATA_PTR; 64 65 #ifdef CONFIG_ARM64 66 static ulong orig_images_ep; 67 #endif 68 69 __weak int rk_board_late_init(void) 70 { 71 return 0; 72 } 73 74 __weak int rk_board_fdt_fixup(void *blob) 75 { 76 return 0; 77 } 78 79 __weak int rk_board_dm_fdt_fixup(void *blob) 80 { 81 return 0; 82 } 83 84 __weak int soc_clk_dump(void) 85 { 86 return 0; 87 } 88 89 __weak int set_armclk_rate(void) 90 { 91 return 0; 92 } 93 94 __weak int rk_board_init(void) 95 { 96 return 0; 97 } 98 99 #ifdef CONFIG_ROCKCHIP_SET_ETHADDR 100 /* 101 * define serialno max length, the max length is 512 Bytes 102 * The remaining bytes are used to ensure that the first 512 bytes 103 * are valid when executing 'env_set("serial#", value)'. 104 */ 105 #define VENDOR_SN_MAX 513 106 #define CPUID_LEN 0x10 107 #define CPUID_OFF 0x07 108 109 #define MAX_ETHERNET 0x2 110 111 static int rockchip_set_ethaddr(void) 112 { 113 __maybe_unused bool need_write = false; 114 bool randomed = false; 115 char buf[ARP_HLEN_ASCII + 1], mac[16]; 116 u8 ethaddr[ARP_HLEN * MAX_ETHERNET] = {0}; 117 int i, ret = -EINVAL; 118 119 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 120 ret = vendor_storage_read(LAN_MAC_ID, ethaddr, sizeof(ethaddr)); 121 #endif 122 for (i = 0; i < MAX_ETHERNET; i++) { 123 if (ret <= 0 || !is_valid_ethaddr(ðaddr[i * ARP_HLEN])) { 124 if (!randomed) { 125 net_random_ethaddr(ðaddr[i * ARP_HLEN]); 126 randomed = true; 127 } else { 128 if (i > 0) { 129 memcpy(ðaddr[i * ARP_HLEN], 130 ðaddr[(i - 1) * ARP_HLEN], 131 ARP_HLEN); 132 ethaddr[i * ARP_HLEN] |= 0x02; 133 ethaddr[i * ARP_HLEN] += (i << 2); 134 } 135 } 136 137 need_write = true; 138 } 139 140 if (is_valid_ethaddr(ðaddr[i * ARP_HLEN])) { 141 snprintf(buf, ARP_HLEN_ASCII + 1, "%pM", ðaddr[i * ARP_HLEN]); 142 if (i == 0) 143 memcpy(mac, "ethaddr", sizeof("ethaddr")); 144 else 145 sprintf(mac, "eth%daddr", i); 146 env_set(mac, buf); 147 } 148 } 149 150 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 151 if (need_write) { 152 ret = vendor_storage_write(LAN_MAC_ID, 153 ethaddr, sizeof(ethaddr)); 154 if (ret < 0) 155 printf("%s: vendor_storage_write failed %d\n", 156 __func__, ret); 157 } 158 #endif 159 return 0; 160 } 161 #endif 162 163 #ifdef CONFIG_ROCKCHIP_SET_SN 164 static int rockchip_set_serialno(void) 165 { 166 u8 low[CPUID_LEN / 2], high[CPUID_LEN / 2]; 167 u8 cpuid[CPUID_LEN] = {0}; 168 char serialno_str[VENDOR_SN_MAX]; 169 int ret = 0, i; 170 u64 serialno; 171 172 /* Read serial number from vendor storage part */ 173 memset(serialno_str, 0, VENDOR_SN_MAX); 174 175 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 176 int j; 177 178 ret = vendor_storage_read(SN_ID, serialno_str, (VENDOR_SN_MAX-1)); 179 if (ret > 0) { 180 j = strlen(serialno_str); 181 for (i = 0; i < j; i++) { 182 if ((serialno_str[i] >= 'a' && serialno_str[i] <= 'z') || 183 (serialno_str[i] >= 'A' && serialno_str[i] <= 'Z') || 184 (serialno_str[i] >= '0' && serialno_str[i] <= '9')) { 185 continue; 186 } else { 187 if (i > 0) 188 serialno_str[i] = 0x0; 189 break; 190 } 191 } 192 193 /* valid character count > 0 */ 194 if (i > 0) { 195 serialno_str[i + 1] = 0x0; 196 env_set("serial#", serialno_str); 197 } 198 } 199 #endif 200 if (!env_get("serial#")) { 201 #if defined(CONFIG_ROCKCHIP_EFUSE) || defined(CONFIG_ROCKCHIP_OTP) 202 struct udevice *dev; 203 204 /* retrieve the device */ 205 if (IS_ENABLED(CONFIG_ROCKCHIP_EFUSE)) 206 ret = uclass_get_device_by_driver(UCLASS_MISC, 207 DM_GET_DRIVER(rockchip_efuse), 208 &dev); 209 else 210 ret = uclass_get_device_by_driver(UCLASS_MISC, 211 DM_GET_DRIVER(rockchip_otp), 212 &dev); 213 214 if (ret) { 215 printf("%s: could not find efuse/otp device\n", __func__); 216 return ret; 217 } 218 219 /* read the cpu_id range from the efuses */ 220 ret = misc_read(dev, CPUID_OFF, &cpuid, sizeof(cpuid)); 221 if (ret) { 222 printf("%s: read cpuid from efuse/otp failed, ret=%d\n", 223 __func__, ret); 224 return ret; 225 } 226 #else 227 /* generate random cpuid */ 228 for (i = 0; i < CPUID_LEN; i++) 229 cpuid[i] = (u8)(rand()); 230 #endif 231 /* Generate the serial number based on CPU ID */ 232 for (i = 0; i < 8; i++) { 233 low[i] = cpuid[1 + (i << 1)]; 234 high[i] = cpuid[i << 1]; 235 } 236 237 serialno = crc32_no_comp(0, low, 8); 238 serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32; 239 snprintf(serialno_str, sizeof(serialno_str), "%llx", serialno); 240 241 env_set("serial#", serialno_str); 242 } 243 244 return ret; 245 } 246 #endif 247 248 #if defined(CONFIG_USB_FUNCTION_FASTBOOT) 249 int fb_set_reboot_flag(void) 250 { 251 printf("Setting reboot to fastboot flag ...\n"); 252 writel(BOOT_FASTBOOT, CONFIG_ROCKCHIP_BOOT_MODE_REG); 253 254 return 0; 255 } 256 #endif 257 258 #ifdef CONFIG_ROCKCHIP_USB_BOOT 259 static int boot_from_udisk(void) 260 { 261 struct blk_desc *desc; 262 struct udevice *dev; 263 int devnum = -1; 264 char buf[32]; 265 266 /* Booting priority: mmc1 > udisk */ 267 if (!strcmp(env_get("devtype"), "mmc") && !strcmp(env_get("devnum"), "1")) 268 return 0; 269 270 if (!run_command("usb start", -1)) { 271 for (blk_first_device(IF_TYPE_USB, &dev); 272 dev; 273 blk_next_device(&dev)) { 274 desc = dev_get_uclass_platdata(dev); 275 printf("Scanning usb %d ...\n", desc->devnum); 276 if (desc->type == DEV_TYPE_UNKNOWN) 277 continue; 278 279 if (desc->lba > 0L && desc->blksz > 0L) { 280 devnum = desc->devnum; 281 break; 282 } 283 } 284 if (devnum < 0) { 285 printf("No usb mass storage found\n"); 286 return -ENODEV; 287 } 288 289 desc = blk_get_devnum_by_type(IF_TYPE_USB, devnum); 290 if (!desc) { 291 printf("No usb %d found\n", devnum); 292 return -ENODEV; 293 } 294 295 snprintf(buf, 32, "rkimgtest usb %d", devnum); 296 if (!run_command(buf, -1)) { 297 snprintf(buf, 32, "%d", devnum); 298 rockchip_set_bootdev(desc); 299 env_set("devtype", "usb"); 300 env_set("devnum", buf); 301 printf("=== Booting from usb %d ===\n", devnum); 302 } else { 303 printf("No available udisk image on usb %d\n", devnum); 304 return -ENODEV; 305 } 306 } 307 308 return 0; 309 } 310 #endif 311 312 static void env_fixup(void) 313 { 314 struct memblock mem; 315 ulong u_addr_r; 316 phys_size_t end; 317 char *addr_r; 318 319 #ifdef ENV_MEM_LAYOUT_SETTINGS1 320 const char *env_addr0[] = { 321 "scriptaddr", "pxefile_addr_r", 322 "fdt_addr_r", "kernel_addr_r", "ramdisk_addr_r", 323 }; 324 const char *env_addr1[] = { 325 "scriptaddr1", "pxefile_addr1_r", 326 "fdt_addr1_r", "kernel_addr1_r", "ramdisk_addr1_r", 327 }; 328 int i; 329 330 /* 128M is a typical ram size for most platform, so as default here */ 331 if (gd->ram_size <= SZ_128M) { 332 /* Replace orignal xxx_addr_r */ 333 for (i = 0; i < ARRAY_SIZE(env_addr1); i++) { 334 addr_r = env_get(env_addr1[i]); 335 if (addr_r) 336 env_set(env_addr0[i], addr_r); 337 } 338 } 339 #endif 340 /* No BL32 ? */ 341 if (!(gd->flags & GD_FLG_BL32_ENABLED)) { 342 /* 343 * [1] Move kernel to lower address if possible. 344 */ 345 addr_r = env_get("kernel_addr_no_low_bl32_r"); 346 if (addr_r) 347 env_set("kernel_addr_r", addr_r); 348 349 /* 350 * [2] Move ramdisk at BL32 position if need. 351 * 352 * 0x0a200000 and 0x08400000 are rockchip traditional address 353 * of BL32 and ramdisk: 354 * 355 * |------------|------------| 356 * | BL32 | ramdisk | 357 * |------------|------------| 358 * 359 * Move ramdisk to BL32 address to fix sysmem alloc failed 360 * issue on the board with critical memory(ie. 256MB). 361 */ 362 if (gd->ram_size > SZ_128M && gd->ram_size <= SZ_256M) { 363 u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); 364 if (u_addr_r == 0x0a200000) 365 env_set("ramdisk_addr_r", "0x08400000"); 366 } 367 } else { 368 mem = param_parse_optee_mem(); 369 370 /* 371 * [1] Move kernel forward if possible. 372 */ 373 if (mem.base > SZ_128M) { 374 addr_r = env_get("kernel_addr_no_low_bl32_r"); 375 if (addr_r) 376 env_set("kernel_addr_r", addr_r); 377 } 378 379 /* 380 * [2] Move ramdisk backward if optee enlarge. 381 */ 382 end = mem.base + mem.size; 383 u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0); 384 if (u_addr_r >= mem.base && u_addr_r < end) 385 env_set_hex("ramdisk_addr_r", end); 386 } 387 } 388 389 static void cmdline_handle(void) 390 { 391 struct blk_desc *dev_desc; 392 int if_type; 393 int devnum; 394 395 param_parse_pubkey_fuse_programmed(); 396 397 dev_desc = rockchip_get_bootdev(); 398 if (!dev_desc) 399 return; 400 401 /* 402 * 1. From rk356x, the sd/udisk recovery update flag was moved from 403 * IDB to Android BCB. 404 * 405 * 2. Udisk is init at the late boot_from_udisk(), but 406 * rockchip_get_boot_mode() actually only read once, 407 * we need to update boot mode according to udisk BCB. 408 */ 409 if_type = dev_desc->if_type; 410 devnum = dev_desc->devnum; 411 if ((if_type == IF_TYPE_MMC && devnum == 1) || (if_type == IF_TYPE_USB)) { 412 if (get_bcb_recovery_msg() == BCB_MSG_RECOVERY_RK_FWUPDATE) { 413 if (if_type == IF_TYPE_MMC && devnum == 1) { 414 env_update("bootargs", "sdfwupdate"); 415 } else if (if_type == IF_TYPE_USB) { 416 env_update("bootargs", "usbfwupdate"); 417 env_set("reboot_mode", "recovery-usb"); 418 } 419 } else { 420 if (if_type == IF_TYPE_USB) 421 env_set("reboot_mode", "normal"); 422 } 423 } 424 425 if (rockchip_get_boot_mode() == BOOT_MODE_QUIESCENT) 426 env_update("bootargs", "androidboot.quiescent=1 pwm_bl.quiescent=1"); 427 } 428 429 static void scan_run_cmd(void) 430 { 431 char *config = CONFIG_ROCKCHIP_CMD; 432 char *cmd, *key; 433 434 key = strchr(config, ' '); 435 if (!key) 436 return; 437 438 cmd = strdup(config); 439 cmd[key - config] = 0; 440 key++; 441 442 if (!strcmp(key, "-")) { 443 run_command(cmd, 0); 444 } else { 445 #ifdef CONFIG_DM_KEY 446 ulong map; 447 448 map = simple_strtoul(key, NULL, 10); 449 if (key_is_pressed(key_read(map))) { 450 printf("## Key<%ld> pressed... run cmd '%s'\n", map, cmd); 451 run_command(cmd, 0); 452 } 453 #endif 454 } 455 } 456 457 int board_late_init(void) 458 { 459 #ifdef CONFIG_ROCKCHIP_SET_ETHADDR 460 rockchip_set_ethaddr(); 461 #endif 462 #ifdef CONFIG_ROCKCHIP_SET_SN 463 rockchip_set_serialno(); 464 #endif 465 setup_download_mode(); 466 scan_run_cmd(); 467 #ifdef CONFIG_ROCKCHIP_USB_BOOT 468 boot_from_udisk(); 469 #endif 470 #ifdef CONFIG_DM_CHARGE_DISPLAY 471 charge_display(); 472 #endif 473 #ifdef CONFIG_DRM_ROCKCHIP 474 if (rockchip_get_boot_mode() != BOOT_MODE_QUIESCENT) 475 rockchip_show_logo(); 476 #endif 477 #ifdef CONFIG_ROCKCHIP_EINK_DISPLAY 478 rockchip_eink_show_uboot_logo(); 479 #endif 480 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) 481 setup_boot_mode(); 482 #endif 483 env_fixup(); 484 soc_clk_dump(); 485 cmdline_handle(); 486 #ifdef CONFIG_AMP 487 amp_cpus_on(); 488 #endif 489 return rk_board_late_init(); 490 } 491 492 static void early_download(void) 493 { 494 #if defined(CONFIG_PWRKEY_DNL_TRIGGER_NUM) && \ 495 (CONFIG_PWRKEY_DNL_TRIGGER_NUM > 0) 496 if (pwrkey_download_init()) 497 printf("Pwrkey download init failed\n"); 498 #endif 499 500 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0) 501 if (is_hotkey(HK_BROM_DNL)) { 502 printf("Enter bootrom download..."); 503 flushc(); 504 writel(BOOT_BROM_DOWNLOAD, CONFIG_ROCKCHIP_BOOT_MODE_REG); 505 do_reset(NULL, 0, 0, NULL); 506 printf("failed!\n"); 507 } 508 #endif 509 } 510 511 static void board_debug_init(void) 512 { 513 if (!gd->serial.using_pre_serial && 514 !(gd->flags & GD_FLG_DISABLE_CONSOLE)) 515 debug_uart_init(); 516 517 if (tstc()) { 518 gd->console_evt = getc(); 519 if (gd->console_evt <= 0x1a) /* 'z' */ 520 printf("Hotkey: ctrl+%c\n", gd->console_evt + 'a' - 1); 521 } 522 523 if (IS_ENABLED(CONFIG_CONSOLE_DISABLE_CLI)) 524 printf("Cmd interface: disabled\n"); 525 } 526 527 int board_init(void) 528 { 529 board_debug_init(); 530 #ifdef DEBUG 531 soc_clk_dump(); 532 #endif 533 #ifdef CONFIG_OPTEE_CLIENT 534 optee_client_init(); 535 #endif 536 #ifdef CONFIG_USING_KERNEL_DTB 537 init_kernel_dtb(); 538 #endif 539 early_download(); 540 541 clks_probe(); 542 #ifdef CONFIG_DM_REGULATOR 543 regulators_enable_boot_on(is_hotkey(HK_REGULATOR)); 544 #endif 545 #ifdef CONFIG_ROCKCHIP_IO_DOMAIN 546 io_domain_init(); 547 #endif 548 set_armclk_rate(); 549 #ifdef CONFIG_DM_DVFS 550 dvfs_init(true); 551 #endif 552 #ifdef CONFIG_ANDROID_AB 553 if (ab_decrease_tries()) 554 printf("Decrease ab tries count fail!\n"); 555 #endif 556 #ifdef CONFIG_SERDES_DISPLAY 557 serdes_power_init(); 558 #endif 559 return rk_board_init(); 560 } 561 562 int interrupt_debugger_init(void) 563 { 564 #ifdef CONFIG_ROCKCHIP_DEBUGGER 565 return rockchip_debugger_init(); 566 #else 567 return 0; 568 #endif 569 } 570 571 int board_fdt_fixup(void *blob) 572 { 573 /* 574 * Device's platdata points to orignal fdt blob property, 575 * access DM device before any fdt fixup. 576 */ 577 rk_board_dm_fdt_fixup(blob); 578 579 /* Common fixup for DRM */ 580 #ifdef CONFIG_DRM_ROCKCHIP 581 rockchip_display_fixup(blob); 582 #endif 583 584 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 585 vendor_storage_fixup(blob); 586 #endif 587 588 return rk_board_fdt_fixup(blob); 589 } 590 591 #if defined(CONFIG_ARM64_BOOT_AARCH32) || !defined(CONFIG_ARM64) 592 /* 593 * Common for OP-TEE: 594 * 64-bit & 32-bit mode: share memory dcache is always enabled; 595 * 596 * Common for U-Boot: 597 * 64-bit mode: MMU table is static defined in rkxxx.c file, all memory 598 * regions are mapped. That's good to match OP-TEE MMU policy. 599 * 600 * 32-bit mode: MMU table is setup according to gd->bd->bi_dram[..] where 601 * the OP-TEE region has been reserved, so it can not be 602 * mapped(i.e. dcache is disabled). That's *NOT* good to match 603 * OP-TEE MMU policy. 604 * 605 * For the data coherence when communication between U-Boot and OP-TEE, U-Boot 606 * should follow OP-TEE MMU policy. 607 * 608 * So 32-bit mode U-Boot should map OP-TEE share memory as dcache enabled. 609 */ 610 int board_initr_caches_fixup(void) 611 { 612 #ifdef CONFIG_OPTEE_CLIENT 613 struct memblock mem; 614 615 mem.base = 0; 616 mem.size = 0; 617 618 optee_get_shm_config(&mem.base, &mem.size); 619 if (mem.size) 620 mmu_set_region_dcache_behaviour(mem.base, mem.size, 621 DCACHE_WRITEBACK); 622 #endif 623 return 0; 624 } 625 #endif 626 627 void arch_preboot_os(uint32_t bootm_state, bootm_headers_t *images) 628 { 629 if (!(bootm_state & BOOTM_STATE_OS_PREP)) 630 return; 631 632 #ifdef CONFIG_ARM64 633 u8 *data = (void *)images->ep; 634 635 /* 636 * Fix kernel 5.10 arm64 boot warning: 637 * "[Firmware Bug]: Kernel image misaligned at boot, please fix your bootloader!" 638 * 639 * kernel: 5.10 commit 120dc60d0bdb ("arm64: get rid of TEXT_OFFSET") 640 * arm64 kernel version: 641 * data[10] == 0x00 if kernel version >= 5.10: N*2MB align 642 * data[10] == 0x08 if kernel version < 5.10: N*2MB + 0x80000(TEXT_OFFSET) 643 * 644 * Why fix here? 645 * 1. this is the common and final path for any boot command. 646 * 2. don't influence original boot flow, just fix it exactly before 647 * jumping kernel. 648 * 649 * But relocation is in board_quiesce_devices() until all decompress 650 * done, mainly for saving boot time. 651 */ 652 653 orig_images_ep = images->ep; 654 655 if (data[10] == 0x00) { 656 if (round_down(images->ep, SZ_2M) != images->ep) 657 images->ep = round_down(images->ep, SZ_2M); 658 } else { 659 if (IS_ALIGNED(images->ep, SZ_2M)) 660 images->ep += 0x80000; 661 } 662 #endif 663 hotkey_run(HK_CLI_OS_PRE); 664 } 665 666 void enable_caches(void) 667 { 668 icache_enable(); 669 dcache_enable(); 670 } 671 672 #ifdef CONFIG_LMB 673 /* 674 * Using last bi_dram[...] to initialize "bootm_low" and "bootm_mapsize". 675 * This makes lmb_alloc_base() always alloc from tail of sdram. 676 * If we don't assign it, bi_dram[0] is used by default and it may cause 677 * lmb_alloc_base() fail when bi_dram[0] range is small. 678 */ 679 void board_lmb_reserve(struct lmb *lmb) 680 { 681 char bootm_mapsize[32]; 682 char bootm_low[32]; 683 u64 start, size; 684 int i; 685 686 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 687 if (!gd->bd->bi_dram[i].size) 688 break; 689 } 690 691 start = gd->bd->bi_dram[i - 1].start; 692 size = gd->bd->bi_dram[i - 1].size; 693 694 /* 695 * 32-bit kernel: ramdisk/fdt shouldn't be loaded to highmem area(768MB+), 696 * otherwise "Unable to handle kernel paging request at virtual address ...". 697 * 698 * So that we hope limit highest address at 768M, but there comes the the 699 * problem: ramdisk is a compressed image and it expands after descompress, 700 * so it accesses 768MB+ and brings the above "Unable to handle kernel ...". 701 * 702 * We make a appointment that the highest memory address is 512MB, it 703 * makes lmb alloc safer. 704 */ 705 #ifndef CONFIG_ARM64 706 if (start >= ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) { 707 start = gd->bd->bi_dram[i - 2].start; 708 size = gd->bd->bi_dram[i - 2].size; 709 } 710 711 if ((start + size) > ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) 712 size = (u64)CONFIG_SYS_SDRAM_BASE + SZ_512M - start; 713 #endif 714 sprintf(bootm_low, "0x%llx", start); 715 sprintf(bootm_mapsize, "0x%llx", size); 716 env_set("bootm_low", bootm_low); 717 env_set("bootm_mapsize", bootm_mapsize); 718 } 719 #endif 720 721 #ifdef CONFIG_BIDRAM 722 int board_bidram_reserve(struct bidram *bidram) 723 { 724 struct memblock mem; 725 int ret; 726 727 /* ATF */ 728 mem = param_parse_atf_mem(); 729 ret = bidram_reserve(MEM_ATF, mem.base, mem.size); 730 if (ret) 731 return ret; 732 733 /* PSTORE/ATAGS/SHM */ 734 mem = param_parse_common_resv_mem(); 735 ret = bidram_reserve(MEM_SHM, mem.base, mem.size); 736 if (ret) 737 return ret; 738 739 /* OP-TEE */ 740 mem = param_parse_optee_mem(); 741 ret = bidram_reserve(MEM_OPTEE, mem.base, mem.size); 742 if (ret) 743 return ret; 744 745 return 0; 746 } 747 748 #ifdef CONFIG_SYSMEM 749 int board_sysmem_reserve(struct sysmem *sysmem) 750 { 751 #ifdef CONFIG_SKIP_RELOCATE_UBOOT 752 if (!sysmem_alloc_base_by_name("NO-RELOC-CODE", 753 CONFIG_SYS_TEXT_BASE, SZ_2M)) { 754 printf("Failed to reserve sysmem for U-Boot code\n"); 755 return -ENOMEM; 756 } 757 #endif 758 return 0; 759 } 760 #endif 761 762 parse_fn_t board_bidram_parse_fn(void) 763 { 764 return param_parse_ddr_mem; 765 } 766 #endif 767 768 int board_init_f_boot_flags(void) 769 { 770 int boot_flags = 0; 771 772 #ifdef CONFIG_FPGA_ROCKCHIP 773 arch_fpga_init(); 774 #endif 775 #ifdef CONFIG_PSTORE 776 param_parse_pstore(); 777 #endif 778 param_parse_pre_serial(&boot_flags); 779 780 /* The highest priority to turn off (override) console */ 781 #if defined(CONFIG_DISABLE_CONSOLE) 782 boot_flags |= GD_FLG_DISABLE_CONSOLE; 783 #endif 784 785 return boot_flags; 786 } 787 788 #if defined(CONFIG_USB_GADGET) 789 #include <usb.h> 790 #if defined(CONFIG_USB_GADGET_DWC2_OTG) 791 #include <fdt_support.h> 792 #include <usb/dwc2_udc.h> 793 794 static struct dwc2_plat_otg_data otg_data = { 795 .rx_fifo_sz = 512, 796 .np_tx_fifo_sz = 16, 797 .tx_fifo_sz = 128, 798 }; 799 800 int board_usb_init(int index, enum usb_init_type init) 801 { 802 const void *blob = gd->fdt_blob; 803 const fdt32_t *reg; 804 fdt_addr_t addr; 805 int node; 806 807 /* find the usb_otg node */ 808 node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2"); 809 810 retry: 811 if (node > 0) { 812 reg = fdt_getprop(blob, node, "reg", NULL); 813 if (!reg) 814 return -EINVAL; 815 816 addr = fdt_translate_address(blob, node, reg); 817 if (addr == OF_BAD_ADDR) { 818 pr_err("Not found usb_otg address\n"); 819 return -EINVAL; 820 } 821 822 #if defined(CONFIG_ROCKCHIP_RK3288) 823 if (addr != 0xff580000) { 824 node = fdt_node_offset_by_compatible(blob, node, 825 "snps,dwc2"); 826 goto retry; 827 } 828 #endif 829 } else { 830 /* 831 * With kernel dtb support, rk3288 dwc2 otg node 832 * use the rockchip legacy dwc2 driver "dwc_otg_310" 833 * with the compatible "rockchip,rk3288_usb20_otg", 834 * and rk3368 also use the "dwc_otg_310" driver with 835 * the compatible "rockchip,rk3368-usb". 836 */ 837 #if defined(CONFIG_ROCKCHIP_RK3288) 838 node = fdt_node_offset_by_compatible(blob, -1, 839 "rockchip,rk3288_usb20_otg"); 840 #elif defined(CONFIG_ROCKCHIP_RK3368) 841 node = fdt_node_offset_by_compatible(blob, -1, 842 "rockchip,rk3368-usb"); 843 #endif 844 if (node > 0) { 845 goto retry; 846 } else { 847 pr_err("Not found usb_otg device\n"); 848 return -ENODEV; 849 } 850 } 851 852 otg_data.regs_otg = (uintptr_t)addr; 853 854 return dwc2_udc_probe(&otg_data); 855 } 856 857 int board_usb_cleanup(int index, enum usb_init_type init) 858 { 859 return 0; 860 } 861 #elif defined(CONFIG_USB_DWC3_GADGET) /* CONFIG_USB_GADGET_DWC2_OTG */ 862 #include <dwc3-uboot.h> 863 864 int board_usb_cleanup(int index, enum usb_init_type init) 865 { 866 dwc3_uboot_exit(index); 867 return 0; 868 } 869 870 #endif /* CONFIG_USB_DWC3_GADGET */ 871 #endif /* CONFIG_USB_GADGET */ 872 873 static void bootm_no_reloc(void) 874 { 875 char *ramdisk_high; 876 char *fdt_high; 877 878 if (!env_get_yesno("bootm-no-reloc")) 879 return; 880 881 ramdisk_high = env_get("initrd_high"); 882 fdt_high = env_get("fdt_high"); 883 884 if (!fdt_high) { 885 env_set_hex("fdt_high", -1UL); 886 printf("Fdt "); 887 } 888 889 if (!ramdisk_high) { 890 env_set_hex("initrd_high", -1UL); 891 printf("Ramdisk "); 892 } 893 894 if (!fdt_high || !ramdisk_high) 895 printf("skip relocation\n"); 896 } 897 898 int bootm_board_start(void) 899 { 900 /* 901 * print console record data 902 * 903 * On some rockchip platforms, uart debug and sdmmc pin are multiplex. 904 * If boot from sdmmc mode, the console data would be record in buffer, 905 * we switch to uart debug function in order to print it after loading 906 * images. 907 */ 908 #if 0 909 if (!strcmp("mmc", env_get("devtype")) && 910 !strcmp("1", env_get("devnum"))) { 911 printf("IOMUX: sdmmc => uart debug"); 912 pinctrl_select_state(gd->cur_serial_dev, "default"); 913 console_record_print_purge(); 914 } 915 #endif 916 /* disable bootm relcation to save boot time */ 917 bootm_no_reloc(); 918 919 /* PCBA test needs more permission */ 920 if (get_bcb_recovery_msg() == BCB_MSG_RECOVERY_PCBA) 921 env_update("bootargs", "androidboot.selinux=permissive"); 922 923 /* sysmem */ 924 hotkey_run(HK_SYSMEM); 925 sysmem_overflow_check(); 926 927 return 0; 928 } 929 930 int bootm_image_populate_dtb(void *img) 931 { 932 if ((gd->flags & GD_FLG_KDTB_READY) && !gd->fdt_blob_kern) 933 sysmem_free((phys_addr_t)gd->fdt_blob); 934 else 935 gd->fdt_blob = (void *)env_get_ulong("fdt_addr_r", 16, 0); 936 937 return rockchip_ram_read_dtb_file(img, (void *)gd->fdt_blob); 938 } 939 940 /* 941 * Implement it to support CLI command: 942 * - Android: bootm [aosp addr] 943 * - FIT: bootm [fit addr] 944 * - uImage: bootm [uimage addr] 945 * 946 * Purpose: 947 * - The original bootm command args require fdt addr on AOSP, 948 * which is not flexible on rockchip boot/recovery.img. 949 * - Take Android/FIT/uImage image into sysmem management to avoid image 950 * memory overlap. 951 */ 952 #if defined(CONFIG_ANDROID_BOOTLOADER) || \ 953 defined(CONFIG_ROCKCHIP_FIT_IMAGE) || \ 954 defined(CONFIG_ROCKCHIP_UIMAGE) 955 int board_do_bootm(int argc, char * const argv[]) 956 { 957 int format; 958 void *img; 959 960 /* only 'bootm' full image goes further */ 961 if (argc != 2) 962 return 0; 963 964 img = (void *)simple_strtoul(argv[1], NULL, 16); 965 format = (genimg_get_format(img)); 966 967 /* Android */ 968 #ifdef CONFIG_ANDROID_BOOT_IMAGE 969 if (format == IMAGE_FORMAT_ANDROID) { 970 struct andr_img_hdr *hdr; 971 ulong load_addr; 972 ulong size; 973 int ret; 974 975 hdr = (struct andr_img_hdr *)img; 976 printf("BOOTM: transferring to board Android\n"); 977 978 load_addr = env_get_ulong("kernel_addr_r", 16, 0); 979 load_addr -= hdr->page_size; 980 size = android_image_get_end(hdr) - (ulong)hdr; 981 982 if (!sysmem_alloc_base(MEM_ANDROID, (ulong)hdr, size)) 983 return -ENOMEM; 984 985 ret = bootm_image_populate_dtb(img); 986 if (ret) { 987 printf("bootm can't read dtb, ret=%d\n", ret); 988 return ret; 989 } 990 991 ret = android_image_memcpy_separate(hdr, &load_addr); 992 if (ret) { 993 printf("board do bootm failed, ret=%d\n", ret); 994 return ret; 995 } 996 997 return android_bootloader_boot_kernel(load_addr); 998 } 999 #endif 1000 1001 /* FIT */ 1002 #if IMAGE_ENABLE_FIT 1003 if (format == IMAGE_FORMAT_FIT) { 1004 char boot_cmd[64]; 1005 int ret; 1006 1007 printf("BOOTM: transferring to board FIT\n"); 1008 1009 ret = bootm_image_populate_dtb(img); 1010 if (ret) { 1011 printf("bootm can't read dtb, ret=%d\n", ret); 1012 return ret; 1013 } 1014 snprintf(boot_cmd, sizeof(boot_cmd), "boot_fit %s", argv[1]); 1015 return run_command(boot_cmd, 0); 1016 } 1017 #endif 1018 1019 /* uImage */ 1020 #if 0 1021 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 1022 if (format == IMAGE_FORMAT_LEGACY && 1023 image_get_type(img) == IH_TYPE_MULTI) { 1024 char boot_cmd[64]; 1025 1026 printf("BOOTM: transferring to board uImage\n"); 1027 snprintf(boot_cmd, sizeof(boot_cmd), "boot_uimage %s", argv[1]); 1028 return run_command(boot_cmd, 0); 1029 } 1030 #endif 1031 #endif 1032 return 0; 1033 } 1034 #endif 1035 1036 void autoboot_command_fail_handle(void) 1037 { 1038 #ifdef CONFIG_ANDROID_AB 1039 if (rk_avb_ab_have_bootable_slot() == true) 1040 run_command("reset;", 0); 1041 else 1042 run_command("fastboot usb 0;", 0); 1043 #endif 1044 1045 #ifdef CONFIG_AVB_VBMETA_PUBLIC_KEY_VALIDATE 1046 run_command("download", 0); 1047 run_command("fastboot usb 0;", 0); 1048 #endif 1049 1050 } 1051 1052 #ifdef CONFIG_FIT_ROLLBACK_PROTECT 1053 1054 #define FIT_ROLLBACK_INDEX_LOCATION 0x66697472 /* "fitr" */ 1055 1056 int fit_read_otp_rollback_index(uint32_t fit_index, uint32_t *otp_index) 1057 { 1058 #ifdef CONFIG_OPTEE_CLIENT 1059 u64 index; 1060 int ret; 1061 1062 ret = trusty_read_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, &index); 1063 if (ret) { 1064 if (ret != TEE_ERROR_ITEM_NOT_FOUND) 1065 return ret; 1066 1067 index = 0; 1068 printf("Initial otp index as %d\n", fit_index); 1069 } 1070 1071 *otp_index = (uint32_t)index; 1072 #else 1073 *otp_index = 0; 1074 #endif 1075 1076 return 0; 1077 } 1078 1079 int fit_write_trusty_rollback_index(u32 trusty_index) 1080 { 1081 if (!trusty_index) 1082 return 0; 1083 #ifdef CONFIG_OPTEE_CLIENT 1084 return trusty_write_rollback_index(FIT_ROLLBACK_INDEX_LOCATION, 1085 (u64)trusty_index); 1086 #else 1087 return 0; 1088 #endif 1089 } 1090 #endif 1091 1092 void board_quiesce_devices(void *images) 1093 { 1094 #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS 1095 /* Destroy atags makes next warm boot safer */ 1096 atags_destroy(); 1097 #endif 1098 #ifdef CONFIG_FIT_ROLLBACK_PROTECT 1099 int ret; 1100 1101 ret = fit_write_trusty_rollback_index(gd->rollback_index); 1102 if (ret) { 1103 panic("Failed to write fit rollback index %d, ret=%d", 1104 gd->rollback_index, ret); 1105 } 1106 #endif 1107 #ifdef CONFIG_ROCKCHIP_HW_DECOMPRESS 1108 misc_decompress_cleanup(); 1109 #endif 1110 #ifdef CONFIG_ARM64 1111 bootm_headers_t *bootm_images = (bootm_headers_t *)images; 1112 1113 /* relocate kernel after decompress cleanup */ 1114 if (orig_images_ep && orig_images_ep != bootm_images->ep) { 1115 memmove((char *)bootm_images->ep, (const char *)orig_images_ep, 1116 bootm_images->os.image_len); 1117 printf("== DO RELOCATE == Kernel from 0x%08lx to 0x%08lx\n", 1118 orig_images_ep, bootm_images->ep); 1119 } 1120 #endif 1121 1122 hotkey_run(HK_CMDLINE); 1123 hotkey_run(HK_CLI_OS_GO); 1124 #ifdef CONFIG_ROCKCHIP_REBOOT_TEST 1125 do_reset(NULL, 0, 0, NULL); 1126 #endif 1127 } 1128 1129 /* 1130 * Use hardware rng to seed Linux random 1131 * 1132 * 'Android_14 + GKI' requires this information. 1133 */ 1134 int board_rng_seed(struct abuf *buf) 1135 { 1136 struct udevice *dev; 1137 size_t len = 32; 1138 u64 *data; 1139 1140 data = malloc(len); 1141 if (!data) { 1142 printf("Out of memory\n"); 1143 return -ENOMEM; 1144 } 1145 1146 if (uclass_get_device(UCLASS_RNG, 0, &dev) || !dev) { 1147 printf("No RNG device\n"); 1148 return -ENODEV; 1149 } 1150 1151 if (dm_rng_read(dev, data, len)) { 1152 printf("Reading RNG failed\n"); 1153 return -EIO; 1154 } 1155 1156 abuf_init_set(buf, data, len); 1157 1158 return 0; 1159 } 1160 1161 /* 1162 * Pass fwver when any available. 1163 */ 1164 static void bootargs_add_fwver(bool verbose) 1165 { 1166 #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS 1167 struct tag *t; 1168 char *list1 = NULL; 1169 char *list2 = NULL; 1170 char *fwver = NULL; 1171 char *p = PLAIN_VERSION; 1172 int i, end; 1173 1174 t = atags_get_tag(ATAG_FWVER); 1175 if (t) { 1176 list1 = calloc(1, sizeof(struct tag_fwver)); 1177 if (!list1) 1178 return; 1179 for (i = 0; i < FW_MAX; i++) { 1180 if (t->u.fwver.ver[i][0] != '\0') { 1181 strcat(list1, t->u.fwver.ver[i]); 1182 strcat(list1, ","); 1183 } 1184 } 1185 } 1186 1187 list2 = calloc(1, FWVER_LEN); 1188 if (!list2) 1189 goto out; 1190 strcat(list2, "uboot-"); 1191 /* optional */ 1192 #ifdef BUILD_TAG 1193 strcat(list2, BUILD_TAG); 1194 strcat(list2, "-"); 1195 #endif 1196 /* optional */ 1197 if (strcmp(PLAIN_VERSION, "2017.09")) { 1198 strncat(list2, p + strlen("2017.09-g"), 10); 1199 strcat(list2, "-"); 1200 } 1201 strcat(list2, U_BOOT_DMI_DATE); 1202 1203 /* merge ! */ 1204 if (list1 || list2) { 1205 fwver = calloc(1, sizeof(struct tag_fwver)); 1206 if (!fwver) 1207 goto out; 1208 1209 strcat(fwver, "androidboot.fwver="); 1210 if (list1) 1211 strcat(fwver, list1); 1212 if (list2) { 1213 strcat(fwver, list2); 1214 } else { 1215 end = strlen(fwver) - 1; 1216 fwver[end] = '\0'; /* omit last ',' */ 1217 } 1218 if (verbose) 1219 printf("## fwver: %s\n\n", fwver); 1220 env_update("bootargs", fwver); 1221 env_set("fwver", fwver + strlen("androidboot.")); 1222 } 1223 out: 1224 if (list1) 1225 free(list1); 1226 if (list2) 1227 free(list2); 1228 if (fwver) 1229 free(fwver); 1230 #endif 1231 } 1232 1233 static void bootargs_add_android(bool verbose) 1234 { 1235 #ifdef CONFIG_ANDROID_AB 1236 ab_update_root_partition(); 1237 #endif 1238 1239 /* Android header v4+ need this handle */ 1240 #ifdef CONFIG_ANDROID_BOOT_IMAGE 1241 struct andr_img_hdr *hdr; 1242 char *fwver; 1243 1244 hdr = (void *)env_get_ulong("android_addr_r", 16, 0); 1245 if (hdr && !android_image_check_header(hdr) && hdr->header_version >= 4) { 1246 if (env_update_extract_subset("bootargs", "andr_bootargs", "androidboot.")) 1247 printf("extract androidboot.xxx error\n"); 1248 if (verbose) 1249 printf("## bootargs(android): %s\n\n", env_get("andr_bootargs")); 1250 1251 /* for kernel cmdline can be read */ 1252 fwver = env_get("fwver"); 1253 if (fwver) { 1254 env_update("bootargs", fwver); 1255 env_set("fwver", NULL); 1256 } 1257 } 1258 #endif 1259 } 1260 1261 static void bootargs_add_partition(bool verbose) 1262 { 1263 #if defined(CONFIG_ENVF) || defined(CONFIG_ENV_PARTITION) 1264 char *part_type[] = { "mtdparts", "blkdevparts" }; 1265 char *part_list; 1266 char *env; 1267 int id = 0; 1268 1269 env = env_get(part_type[id]); 1270 if (!env) 1271 env = env_get(part_type[++id]); 1272 if (env) { 1273 if (!strstr(env, part_type[id])) { 1274 part_list = calloc(1, strlen(env) + strlen(part_type[id]) + 2); 1275 if (part_list) { 1276 strcat(part_list, part_type[id]); 1277 strcat(part_list, "="); 1278 strcat(part_list, env); 1279 } 1280 } else { 1281 part_list = env; 1282 } 1283 env_update("bootargs", part_list); 1284 if (verbose) 1285 printf("## parts: %s\n\n", part_list); 1286 } 1287 1288 env = env_get("sys_bootargs"); 1289 if (env) { 1290 env_update("bootargs", env); 1291 if (verbose) 1292 printf("## sys_bootargs: %s\n\n", env); 1293 } 1294 #endif 1295 1296 #ifdef CONFIG_MTD_BLK 1297 if (!env_get("mtdparts")) { 1298 char *mtd_par_info = mtd_part_parse(NULL); 1299 1300 if (mtd_par_info) { 1301 if (memcmp(env_get("devtype"), "mtd", 3) == 0) 1302 env_update("bootargs", mtd_par_info); 1303 } 1304 } 1305 #endif 1306 } 1307 1308 static void bootargs_add_dtb_dtbo(void *fdt, bool verbose) 1309 { 1310 /* bootargs_ext is used when dtbo is applied. */ 1311 const char *arr_bootargs[] = { "bootargs", "bootargs_ext" }; 1312 const char *bootargs; 1313 char *msg = "kernel"; 1314 int i, noffset; 1315 1316 /* find or create "/chosen" node. */ 1317 noffset = fdt_find_or_add_subnode(fdt, 0, "chosen"); 1318 if (noffset < 0) 1319 return; 1320 1321 for (i = 0; i < ARRAY_SIZE(arr_bootargs); i++) { 1322 bootargs = fdt_getprop(fdt, noffset, arr_bootargs[i], NULL); 1323 if (!bootargs) 1324 continue; 1325 if (verbose) 1326 printf("## bootargs(%s-%s): %s\n\n", 1327 msg, arr_bootargs[i], bootargs); 1328 /* 1329 * Append kernel bootargs 1330 * If use AB system, delete default "root=" which route 1331 * to rootfs. Then the ab bootctl will choose the 1332 * high priority system to boot and add its UUID 1333 * to cmdline. The format is "roo=PARTUUID=xxxx...". 1334 */ 1335 #ifdef CONFIG_ANDROID_AB 1336 env_update_filter("bootargs", bootargs, "root="); 1337 #else 1338 env_update("bootargs", bootargs); 1339 #endif 1340 } 1341 } 1342 1343 char *board_fdt_chosen_bootargs(void *fdt) 1344 { 1345 int verbose = is_hotkey(HK_CMDLINE); 1346 const char *bootargs; 1347 1348 /* debug */ 1349 hotkey_run(HK_INITCALL); 1350 if (verbose) 1351 printf("## bootargs(u-boot): %s\n\n", env_get("bootargs")); 1352 1353 bootargs_add_dtb_dtbo(fdt, verbose); 1354 bootargs_add_partition(verbose); 1355 bootargs_add_fwver(verbose); 1356 bootargs_add_android(verbose); 1357 1358 /* 1359 * Initrd fixup: remove unused "initrd=0x...,0x...", 1360 * this for compatible with legacy parameter.txt 1361 */ 1362 env_delete("bootargs", "initrd=", 0); 1363 1364 /* 1365 * If uart is required to be disabled during 1366 * power on, it would be not initialized by 1367 * any pre-loader and U-Boot. 1368 * 1369 * If we don't remove earlycon from commandline, 1370 * kernel hangs while using earlycon to putc/getc 1371 * which may dead loop for waiting uart status. 1372 * (It seems the root cause is baundrate is not 1373 * initilalized) 1374 * 1375 * So let's remove earlycon from commandline. 1376 */ 1377 if (gd->flags & GD_FLG_DISABLE_CONSOLE) 1378 env_delete("bootargs", "earlycon=", 0); 1379 1380 bootargs = env_get("bootargs"); 1381 if (verbose) 1382 printf("## bootargs(merged): %s\n\n", bootargs); 1383 1384 return (char *)bootargs; 1385 } 1386 1387 int ft_verify_fdt(void *fdt) 1388 { 1389 /* for android header v4+, we load bootparams and fixup initrd */ 1390 #if defined(CONFIG_ANDROID_BOOT_IMAGE) && defined(CONFIG_XBC) 1391 struct andr_img_hdr *hdr; 1392 uint64_t initrd_start, initrd_end; 1393 char *bootargs, *p; 1394 int nodeoffset; 1395 int is_u64, err; 1396 u32 len; 1397 1398 hdr = (void *)env_get_ulong("android_addr_r", 16, 0); 1399 if (!hdr || android_image_check_header(hdr) || 1400 hdr->header_version < 4) 1401 return 1; 1402 1403 bootargs = env_get("andr_bootargs"); 1404 if (!bootargs) 1405 return 1; 1406 1407 /* trans character: space to new line */ 1408 p = bootargs; 1409 while (*p++) { 1410 if (*p == ' ') 1411 *p = '\n'; 1412 } 1413 1414 debug("## andr_bootargs: %s\n", bootargs); 1415 1416 /* 1417 * add boot params right after bootconfig 1418 * 1419 * because we can get final full bootargs in board_fdt_chosen_bootargs(), 1420 * android_image_get_ramdisk() is early than that. 1421 * 1422 * we have to add boot params by now. 1423 */ 1424 len = addBootConfigParameters((char *)bootargs, strlen(bootargs), 1425 (u64)hdr->ramdisk_addr + hdr->ramdisk_size + 1426 hdr->vendor_ramdisk_size, hdr->vendor_bootconfig_size); 1427 if (len < 0) { 1428 printf("error: addBootConfigParameters\n"); 1429 return 0; 1430 } 1431 1432 nodeoffset = fdt_subnode_offset(fdt, 0, "chosen"); 1433 if (nodeoffset < 0) { 1434 printf("error: No /chosen node\n"); 1435 return 0; 1436 } 1437 1438 /* fixup initrd with real value */ 1439 fdt_delprop(fdt, nodeoffset, "linux,initrd-start"); 1440 fdt_delprop(fdt, nodeoffset, "linux,initrd-end"); 1441 1442 is_u64 = (fdt_address_cells(fdt, 0) == 2); 1443 initrd_start = hdr->ramdisk_addr; 1444 initrd_end = initrd_start + hdr->ramdisk_size + 1445 hdr->vendor_ramdisk_size + 1446 hdr->vendor_bootconfig_size + len; 1447 err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-start", 1448 initrd_start, is_u64); 1449 if (err < 0) { 1450 printf("WARNING: could not set linux,initrd-start %s.\n", 1451 fdt_strerror(err)); 1452 return 0; 1453 } 1454 err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-end", 1455 initrd_end, is_u64); 1456 if (err < 0) { 1457 printf("WARNING: could not set linux,initrd-end %s.\n", 1458 fdt_strerror(err)); 1459 return 0; 1460 } 1461 #endif 1462 return 1; 1463 } 1464 1465