1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2014 4 * NVIDIA Corporation <www.nvidia.com> 5 * 6 * Copyright 2014 Red Hat, Inc. 7 */ 8 9 #ifndef _CONFIG_CMD_DISTRO_BOOTCMD_H 10 #define _CONFIG_CMD_DISTRO_BOOTCMD_H 11 12 /* 13 * A note on error handling: It is possible for BOOT_TARGET_DEVICES to 14 * reference a device that is not enabled in the U-Boot configuration, e.g. 15 * it may include MMC in the list without CONFIG_CMD_MMC being enabled. Given 16 * that BOOT_TARGET_DEVICES is a macro that's expanded by the C pre-processor 17 * at compile time, it's not possible to detect and report such problems via 18 * a simple #ifdef/#error combination. Still, the code needs to report errors. 19 * The best way I've found to do this is to make BOOT_TARGET_DEVICES expand to 20 * reference a non-existent symbol, and have the name of that symbol encode 21 * the error message. Consequently, this file contains references to e.g. 22 * BOOT_TARGET_DEVICES_references_MMC_without_CONFIG_CMD_MMC. Given the 23 * prevalence of capitals here, this looks like a pre-processor macro and 24 * hence seems like it should be all capitals, but it's really an error 25 * message that includes some other pre-processor symbols in the text. 26 */ 27 28 #define BOOTENV_SHARED_BLKDEV_BODY(devtypel) \ 29 "if " #devtypel " dev ${devnum}; then " \ 30 "devtype=" #devtypel "; " \ 31 "run scan_dev_for_boot_part; " \ 32 "fi\0" 33 34 #define BOOTENV_SHARED_BLKDEV(devtypel) \ 35 #devtypel "_boot=" \ 36 BOOTENV_SHARED_BLKDEV_BODY(devtypel) 37 38 #define BOOTENV_DEV_BLKDEV(devtypeu, devtypel, instance) \ 39 "bootcmd_" #devtypel #instance "=" \ 40 "devnum=" #instance "; " \ 41 "run " #devtypel "_boot\0" 42 43 #define BOOTENV_DEV_NAME_BLKDEV(devtypeu, devtypel, instance) \ 44 #devtypel #instance " " 45 46 #ifdef CONFIG_SANDBOX 47 #define BOOTENV_SHARED_HOST BOOTENV_SHARED_BLKDEV(host) 48 #define BOOTENV_DEV_HOST BOOTENV_DEV_BLKDEV 49 #define BOOTENV_DEV_NAME_HOST BOOTENV_DEV_NAME_BLKDEV 50 #else 51 #define BOOTENV_SHARED_HOST 52 #define BOOTENV_DEV_HOST \ 53 BOOT_TARGET_DEVICES_references_HOST_without_CONFIG_SANDBOX 54 #define BOOTENV_DEV_NAME_HOST \ 55 BOOT_TARGET_DEVICES_references_HOST_without_CONFIG_SANDBOX 56 #endif 57 58 #ifdef CONFIG_CMD_MMC 59 #define BOOTENV_SHARED_MMC BOOTENV_SHARED_BLKDEV(mmc) 60 #define BOOTENV_DEV_MMC BOOTENV_DEV_BLKDEV 61 #define BOOTENV_DEV_NAME_MMC BOOTENV_DEV_NAME_BLKDEV 62 #else 63 #define BOOTENV_SHARED_MMC 64 #define BOOTENV_DEV_MMC \ 65 BOOT_TARGET_DEVICES_references_MMC_without_CONFIG_CMD_MMC 66 #define BOOTENV_DEV_NAME_MMC \ 67 BOOT_TARGET_DEVICES_references_MMC_without_CONFIG_CMD_MMC 68 #endif 69 70 #ifdef CONFIG_CMD_UBIFS 71 #define BOOTENV_SHARED_UBIFS \ 72 "ubifs_boot=" \ 73 "if ubi part ${bootubipart} ${bootubioff} && " \ 74 "ubifsmount ubi0:${bootubivol}; " \ 75 "then " \ 76 "devtype=ubi; " \ 77 "devnum=ubi0; " \ 78 "bootfstype=ubifs; " \ 79 "distro_bootpart=${bootubivol}; " \ 80 "run scan_dev_for_boot; " \ 81 "ubifsumount; " \ 82 "fi\0" 83 #define BOOTENV_DEV_UBIFS_BOOTUBIOFF(off) #off /* type check, throw error when called with more args */ 84 #define BOOTENV_DEV_UBIFS(devtypeu, devtypel, instance, bootubipart, bootubivol, ...) \ 85 "bootcmd_ubifs" #instance "=" \ 86 "bootubipart=" #bootubipart "; " \ 87 "bootubivol=" #bootubivol "; " \ 88 "bootubioff=" BOOTENV_DEV_UBIFS_BOOTUBIOFF(__VA_ARGS__) "; " \ 89 "run ubifs_boot\0" 90 #define BOOTENV_DEV_NAME_UBIFS(devtypeu, devtypel, instance, ...) \ 91 #devtypel #instance " " 92 #else 93 #define BOOTENV_SHARED_UBIFS 94 #define BOOTENV_DEV_UBIFS \ 95 BOOT_TARGET_DEVICES_references_UBIFS_without_CONFIG_CMD_UBIFS 96 #define BOOTENV_DEV_NAME_UBIFS \ 97 BOOT_TARGET_DEVICES_references_UBIFS_without_CONFIG_CMD_UBIFS 98 #endif 99 100 #ifdef CONFIG_EFI_LOADER 101 #if defined(CONFIG_ARM64) 102 #define BOOTEFI_NAME "bootaa64.efi" 103 #elif defined(CONFIG_ARM) 104 #define BOOTEFI_NAME "bootarm.efi" 105 #elif defined(CONFIG_X86_RUN_32BIT) 106 #define BOOTEFI_NAME "bootia32.efi" 107 #elif defined(CONFIG_X86_RUN_64BIT) 108 #define BOOTEFI_NAME "bootx64.efi" 109 #elif defined(CONFIG_ARCH_RV32I) 110 #define BOOTEFI_NAME "bootriscv32.efi" 111 #elif defined(CONFIG_ARCH_RV64I) 112 #define BOOTEFI_NAME "bootriscv64.efi" 113 #endif 114 #endif 115 116 #ifdef BOOTEFI_NAME 117 #if defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 118 /* 119 * On 32bit ARM systems there is a reasonable number of systems that follow 120 * the $soc-$board$boardver.dtb name scheme for their device trees. Use that 121 * scheme if we don't have an explicit fdtfile variable. 122 */ 123 #define BOOTENV_EFI_SET_FDTFILE_FALLBACK \ 124 "if test -z \"${fdtfile}\" -a -n \"${soc}\"; then " \ 125 "setenv efi_fdtfile ${soc}-${board}${boardver}.dtb; " \ 126 "fi; " 127 #else 128 #ifndef BOOTENV_EFI_SET_FDTFILE_FALLBACK 129 #define BOOTENV_EFI_SET_FDTFILE_FALLBACK 130 #endif 131 #endif 132 133 #ifdef CONFIG_CMD_BOOTEFI_BOOTMGR 134 #define BOOTENV_EFI_BOOTMGR \ 135 "boot_efi_bootmgr=" \ 136 "if fdt addr -q ${fdt_addr_r}; then " \ 137 "bootefi bootmgr ${fdt_addr_r};" \ 138 "else " \ 139 "bootefi bootmgr;" \ 140 "fi\0" 141 #else 142 #define BOOTENV_EFI_BOOTMGR 143 #endif 144 145 #define BOOTENV_SHARED_EFI \ 146 BOOTENV_EFI_BOOTMGR \ 147 \ 148 "boot_efi_binary=" \ 149 "load ${devtype} ${devnum}:${distro_bootpart} " \ 150 "${kernel_addr_r} efi/boot/"BOOTEFI_NAME"; " \ 151 "if fdt addr -q ${fdt_addr_r}; then " \ 152 "bootefi ${kernel_addr_r} ${fdt_addr_r};" \ 153 "else " \ 154 "bootefi ${kernel_addr_r} ${fdtcontroladdr};" \ 155 "fi\0" \ 156 \ 157 "load_efi_dtb=" \ 158 "load ${devtype} ${devnum}:${distro_bootpart} " \ 159 "${fdt_addr_r} ${prefix}${efi_fdtfile}\0" \ 160 \ 161 "efi_dtb_prefixes=/ /dtb/ /dtb/current/\0" \ 162 "scan_dev_for_efi=" \ 163 "setenv efi_fdtfile ${fdtfile}; " \ 164 BOOTENV_EFI_SET_FDTFILE_FALLBACK \ 165 BOOTENV_RUN_EXTENSION_INIT \ 166 "for prefix in ${efi_dtb_prefixes}; do " \ 167 "if test -e ${devtype} " \ 168 "${devnum}:${distro_bootpart} " \ 169 "${prefix}${efi_fdtfile}; then " \ 170 "run load_efi_dtb; " \ 171 BOOTENV_RUN_EXTENSION_APPLY \ 172 "fi;" \ 173 "done;" \ 174 "run boot_efi_bootmgr;" \ 175 "if test -e ${devtype} ${devnum}:${distro_bootpart} " \ 176 "efi/boot/"BOOTEFI_NAME"; then " \ 177 "echo Found EFI removable media binary " \ 178 "efi/boot/"BOOTEFI_NAME"; " \ 179 "run boot_efi_binary; " \ 180 "echo EFI LOAD FAILED: continuing...; " \ 181 "fi; " \ 182 "setenv efi_fdtfile\0" 183 #define SCAN_DEV_FOR_EFI "run scan_dev_for_efi;" 184 #else 185 #define BOOTENV_SHARED_EFI 186 #define SCAN_DEV_FOR_EFI 187 #endif 188 189 #ifdef CONFIG_SATA 190 #define BOOTENV_SHARED_SATA BOOTENV_SHARED_BLKDEV(sata) 191 #define BOOTENV_DEV_SATA BOOTENV_DEV_BLKDEV 192 #define BOOTENV_DEV_NAME_SATA BOOTENV_DEV_NAME_BLKDEV 193 #else 194 #define BOOTENV_SHARED_SATA 195 #define BOOTENV_DEV_SATA \ 196 BOOT_TARGET_DEVICES_references_SATA_without_CONFIG_SATA 197 #define BOOTENV_DEV_NAME_SATA \ 198 BOOT_TARGET_DEVICES_references_SATA_without_CONFIG_SATA 199 #endif 200 201 #ifdef CONFIG_NVME 202 #define BOOTENV_RUN_NVME_INIT "run nvme_init; " 203 #define BOOTENV_SET_NVME_NEED_INIT "setenv nvme_need_init; " 204 #define BOOTENV_SHARED_NVME \ 205 "nvme_init=" \ 206 "if ${nvme_need_init}; then " \ 207 "setenv nvme_need_init false; " \ 208 "nvme scan; " \ 209 "fi\0" \ 210 \ 211 "nvme_boot=" \ 212 BOOTENV_RUN_PCI_ENUM \ 213 BOOTENV_RUN_NVME_INIT \ 214 BOOTENV_SHARED_BLKDEV_BODY(nvme) 215 #define BOOTENV_DEV_NVME BOOTENV_DEV_BLKDEV 216 #define BOOTENV_DEV_NAME_NVME BOOTENV_DEV_NAME_BLKDEV 217 #else 218 #define BOOTENV_RUN_NVME_INIT 219 #define BOOTENV_SET_NVME_NEED_INIT 220 #define BOOTENV_SHARED_NVME 221 #define BOOTENV_DEV_NVME \ 222 BOOT_TARGET_DEVICES_references_NVME_without_CONFIG_NVME 223 #define BOOTENV_DEV_NAME_NVME \ 224 BOOT_TARGET_DEVICES_references_NVME_without_CONFIG_NVME 225 #endif 226 227 #ifdef CONFIG_SCSI 228 #define BOOTENV_RUN_SCSI_INIT "run scsi_init; " 229 #define BOOTENV_SET_SCSI_NEED_INIT "scsi_need_init=; " 230 #define BOOTENV_SHARED_SCSI \ 231 "scsi_init=" \ 232 "if ${scsi_need_init}; then " \ 233 "scsi_need_init=false; " \ 234 "scsi scan; " \ 235 "fi\0" \ 236 \ 237 "scsi_boot=" \ 238 BOOTENV_RUN_PCI_ENUM \ 239 BOOTENV_RUN_SCSI_INIT \ 240 BOOTENV_SHARED_BLKDEV_BODY(scsi) 241 #define BOOTENV_DEV_SCSI BOOTENV_DEV_BLKDEV 242 #define BOOTENV_DEV_NAME_SCSI BOOTENV_DEV_NAME_BLKDEV 243 #else 244 #define BOOTENV_RUN_SCSI_INIT 245 #define BOOTENV_SET_SCSI_NEED_INIT 246 #define BOOTENV_SHARED_SCSI 247 #define BOOTENV_DEV_SCSI \ 248 BOOT_TARGET_DEVICES_references_SCSI_without_CONFIG_SCSI 249 #define BOOTENV_DEV_NAME_SCSI \ 250 BOOT_TARGET_DEVICES_references_SCSI_without_CONFIG_SCSI 251 #endif 252 253 #ifdef CONFIG_IDE 254 #define BOOTENV_RUN_IDE_INIT "run ide_init; " 255 #define BOOTENV_SET_IDE_NEED_INIT "setenv ide_need_init; " 256 #define BOOTENV_SHARED_IDE \ 257 "ide_init=" \ 258 "if ${ide_need_init}; then " \ 259 "setenv ide_need_init false; " \ 260 "ide reset; " \ 261 "fi\0" \ 262 \ 263 "ide_boot=" \ 264 BOOTENV_RUN_IDE_INIT \ 265 BOOTENV_SHARED_BLKDEV_BODY(ide) 266 #define BOOTENV_DEV_IDE BOOTENV_DEV_BLKDEV 267 #define BOOTENV_DEV_NAME_IDE BOOTENV_DEV_NAME_BLKDEV 268 #else 269 #define BOOTENV_RUN_IDE_INIT 270 #define BOOTENV_SET_IDE_NEED_INIT 271 #define BOOTENV_SHARED_IDE 272 #define BOOTENV_DEV_IDE \ 273 BOOT_TARGET_DEVICES_references_IDE_without_CONFIG_IDE 274 #define BOOTENV_DEV_NAME_IDE \ 275 BOOT_TARGET_DEVICES_references_IDE_without_CONFIG_IDE 276 #endif 277 278 #if defined(CONFIG_PCI) 279 #define BOOTENV_RUN_PCI_ENUM "run boot_pci_enum; " 280 #define BOOTENV_SHARED_PCI \ 281 "boot_pci_enum=pci enum\0" 282 #else 283 #define BOOTENV_RUN_PCI_ENUM 284 #define BOOTENV_SHARED_PCI 285 #endif 286 287 #ifdef CONFIG_CMD_USB 288 #define BOOTENV_RUN_NET_USB_START "run boot_net_usb_start; " 289 #define BOOTENV_SHARED_USB \ 290 "boot_net_usb_start=usb start\0" \ 291 "usb_boot=" \ 292 "usb start; " \ 293 BOOTENV_SHARED_BLKDEV_BODY(usb) 294 #define BOOTENV_DEV_USB BOOTENV_DEV_BLKDEV 295 #define BOOTENV_DEV_NAME_USB BOOTENV_DEV_NAME_BLKDEV 296 #else 297 #define BOOTENV_RUN_NET_USB_START 298 #define BOOTENV_SHARED_USB 299 #define BOOTENV_DEV_USB \ 300 BOOT_TARGET_DEVICES_references_USB_without_CONFIG_CMD_USB 301 #define BOOTENV_DEV_NAME_USB \ 302 BOOT_TARGET_DEVICES_references_USB_without_CONFIG_CMD_USB 303 #endif 304 305 #ifdef CONFIG_CMD_VIRTIO 306 #define BOOTENV_RUN_VIRTIO_INIT "run virtio_init; " 307 #define BOOTENV_SET_VIRTIO_NEED_INIT "virtio_need_init=; " 308 #define BOOTENV_SHARED_VIRTIO \ 309 "virtio_init=" \ 310 "if ${virtio_need_init}; then " \ 311 "virtio_need_init=false; " \ 312 "virtio scan; " \ 313 "fi\0" \ 314 \ 315 "virtio_boot=" \ 316 BOOTENV_RUN_PCI_ENUM \ 317 BOOTENV_RUN_VIRTIO_INIT \ 318 BOOTENV_SHARED_BLKDEV_BODY(virtio) 319 #define BOOTENV_DEV_VIRTIO BOOTENV_DEV_BLKDEV 320 #define BOOTENV_DEV_NAME_VIRTIO BOOTENV_DEV_NAME_BLKDEV 321 #else 322 #define BOOTENV_RUN_VIRTIO_INIT 323 #define BOOTENV_SET_VIRTIO_NEED_INIT 324 #define BOOTENV_SHARED_VIRTIO 325 #define BOOTENV_DEV_VIRTIO \ 326 BOOT_TARGET_DEVICES_references_VIRTIO_without_CONFIG_CMD_VIRTIO 327 #define BOOTENV_DEV_NAME_VIRTIO \ 328 BOOT_TARGET_DEVICES_references_VIRTIO_without_CONFIG_CMD_VIRTIO 329 #endif 330 331 #if defined(CONFIG_CMD_DHCP) 332 #if defined(CONFIG_EFI_LOADER) 333 /* http://www.iana.org/assignments/dhcpv6-parameters/dhcpv6-parameters.xml */ 334 #if defined(CONFIG_ARM64) || defined(__aarch64__) 335 #define BOOTENV_EFI_PXE_ARCH "0xb" 336 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00011:UNDI:003000" 337 #elif defined(CONFIG_ARM) || defined(__arm__) 338 #define BOOTENV_EFI_PXE_ARCH "0xa" 339 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00010:UNDI:003000" 340 #elif defined(CONFIG_X86) || defined(__x86_64__) 341 #define BOOTENV_EFI_PXE_ARCH "0x7" 342 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00007:UNDI:003000" 343 #elif defined(__i386__) 344 #define BOOTENV_EFI_PXE_ARCH "0x6" 345 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00006:UNDI:003000" 346 #elif defined(CONFIG_ARCH_RV32I) || ((defined(__riscv) && __riscv_xlen == 32)) 347 #define BOOTENV_EFI_PXE_ARCH "0x19" 348 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00025:UNDI:003000" 349 #elif defined(CONFIG_ARCH_RV64I) || ((defined(__riscv) && __riscv_xlen == 64)) 350 #define BOOTENV_EFI_PXE_ARCH "0x1b" 351 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00027:UNDI:003000" 352 #elif defined(CONFIG_SANDBOX) 353 # error "sandbox EFI support is only supported on ARM and x86" 354 #else 355 #error Please specify an EFI client identifier 356 #endif 357 358 /* 359 * Ask the dhcp server for an EFI binary. If we get one, check for a 360 * device tree in the same folder. Then boot everything. If the file was 361 * not an EFI binary, we just return from the bootefi command and continue. 362 */ 363 #define BOOTENV_EFI_RUN_DHCP \ 364 "setenv efi_fdtfile ${fdtfile}; " \ 365 BOOTENV_EFI_SET_FDTFILE_FALLBACK \ 366 "setenv efi_old_vci ${bootp_vci};" \ 367 "setenv efi_old_arch ${bootp_arch};" \ 368 "setenv bootp_vci " BOOTENV_EFI_PXE_VCI ";" \ 369 "setenv bootp_arch " BOOTENV_EFI_PXE_ARCH ";" \ 370 "if dhcp ${kernel_addr_r}; then " \ 371 "tftpboot ${fdt_addr_r} dtb/${efi_fdtfile};" \ 372 "if fdt addr -q ${fdt_addr_r}; then " \ 373 "bootefi ${kernel_addr_r} ${fdt_addr_r}; " \ 374 "else " \ 375 "bootefi ${kernel_addr_r} ${fdtcontroladdr};" \ 376 "fi;" \ 377 "fi;" \ 378 "setenv bootp_vci ${efi_old_vci};" \ 379 "setenv bootp_arch ${efi_old_arch};" \ 380 "setenv efi_fdtfile;" \ 381 "setenv efi_old_arch;" \ 382 "setenv efi_old_vci;" 383 #else 384 #define BOOTENV_EFI_RUN_DHCP 385 #endif 386 #define BOOTENV_DEV_DHCP(devtypeu, devtypel, instance) \ 387 "bootcmd_dhcp=" \ 388 "devtype=" #devtypel "; " \ 389 BOOTENV_RUN_NET_USB_START \ 390 BOOTENV_RUN_PCI_ENUM \ 391 "if dhcp ${scriptaddr} ${boot_script_dhcp}; then " \ 392 "source ${scriptaddr}; " \ 393 "fi;" \ 394 BOOTENV_EFI_RUN_DHCP \ 395 "\0" 396 #define BOOTENV_DEV_NAME_DHCP(devtypeu, devtypel, instance) \ 397 "dhcp " 398 #else 399 #define BOOTENV_DEV_DHCP \ 400 BOOT_TARGET_DEVICES_references_DHCP_without_CONFIG_CMD_DHCP 401 #define BOOTENV_DEV_NAME_DHCP \ 402 BOOT_TARGET_DEVICES_references_DHCP_without_CONFIG_CMD_DHCP 403 #endif 404 405 #if defined(CONFIG_CMD_DHCP) && defined(CONFIG_CMD_PXE) 406 #define BOOTENV_DEV_PXE(devtypeu, devtypel, instance) \ 407 "bootcmd_pxe=" \ 408 BOOTENV_RUN_NET_USB_START \ 409 BOOTENV_RUN_PCI_ENUM \ 410 "dhcp; " \ 411 "if pxe get; then " \ 412 "pxe boot; " \ 413 "fi\0" 414 #define BOOTENV_DEV_NAME_PXE(devtypeu, devtypel, instance) \ 415 "pxe " 416 #else 417 #define BOOTENV_DEV_PXE \ 418 BOOT_TARGET_DEVICES_references_PXE_without_CONFIG_CMD_DHCP_or_PXE 419 #define BOOTENV_DEV_NAME_PXE \ 420 BOOT_TARGET_DEVICES_references_PXE_without_CONFIG_CMD_DHCP_or_PXE 421 #endif 422 423 #if defined(CONFIG_CMD_EXTENSION) 424 #define BOOTENV_RUN_EXTENSION_INIT "run extension_init; " 425 #define BOOTENV_RUN_EXTENSION_APPLY "run extension_apply; " 426 #define BOOTENV_SET_EXTENSION_NEED_INIT \ 427 "extension_need_init=; " \ 428 "setenv extension_overlay_addr ${fdtoverlay_addr_r}; " 429 #define BOOTENV_SHARED_EXTENSION \ 430 "extension_init=" \ 431 "echo Extension init...; " \ 432 "if ${extension_need_init}; then " \ 433 "extension_need_init=false; " \ 434 "extension scan; " \ 435 "fi\0" \ 436 \ 437 "extension_overlay_cmd=" \ 438 "load ${devtype} ${devnum}:${distro_bootpart} " \ 439 "${extension_overlay_addr} ${prefix}${extension_overlay_name}\0" \ 440 "extension_apply=" \ 441 "if fdt addr -q ${fdt_addr_r}; then " \ 442 "extension apply all; " \ 443 "fi\0" 444 #else 445 #define BOOTENV_RUN_EXTENSION_INIT 446 #define BOOTENV_RUN_EXTENSION_APPLY 447 #define BOOTENV_SET_EXTENSION_NEED_INIT 448 #define BOOTENV_SHARED_EXTENSION 449 #endif 450 451 #define BOOTENV_DEV_NAME(devtypeu, devtypel, instance, ...) \ 452 BOOTENV_DEV_NAME_##devtypeu(devtypeu, devtypel, instance, ## __VA_ARGS__) 453 #define BOOTENV_BOOT_TARGETS \ 454 "boot_targets=" BOOT_TARGET_DEVICES(BOOTENV_DEV_NAME) "\0" 455 456 #define BOOTENV_DEV(devtypeu, devtypel, instance, ...) \ 457 BOOTENV_DEV_##devtypeu(devtypeu, devtypel, instance, ## __VA_ARGS__) 458 #define BOOTENV \ 459 BOOTENV_SHARED_HOST \ 460 BOOTENV_SHARED_MMC \ 461 BOOTENV_SHARED_PCI \ 462 BOOTENV_SHARED_USB \ 463 BOOTENV_SHARED_SATA \ 464 BOOTENV_SHARED_SCSI \ 465 BOOTENV_SHARED_NVME \ 466 BOOTENV_SHARED_IDE \ 467 BOOTENV_SHARED_UBIFS \ 468 BOOTENV_SHARED_EFI \ 469 BOOTENV_SHARED_VIRTIO \ 470 BOOTENV_SHARED_EXTENSION \ 471 "boot_prefixes=/ /boot/\0" \ 472 "boot_scripts=boot.scr.uimg boot.scr\0" \ 473 "boot_script_dhcp=boot.scr.uimg\0" \ 474 BOOTENV_BOOT_TARGETS \ 475 \ 476 "boot_syslinux_conf=extlinux/extlinux.conf\0" \ 477 "boot_extlinux=" \ 478 "sysboot ${devtype} ${devnum}:${distro_bootpart} any " \ 479 "${scriptaddr} ${prefix}${boot_syslinux_conf}\0" \ 480 \ 481 "scan_dev_for_extlinux=" \ 482 "if test -e ${devtype} " \ 483 "${devnum}:${distro_bootpart} " \ 484 "${prefix}${boot_syslinux_conf}; then " \ 485 "echo Found ${prefix}${boot_syslinux_conf}; " \ 486 "run boot_extlinux; " \ 487 "echo EXTLINUX FAILED: continuing...; " \ 488 "fi\0" \ 489 \ 490 "boot_a_script=" \ 491 "load ${devtype} ${devnum}:${distro_bootpart} " \ 492 "${scriptaddr} ${prefix}${script}; " \ 493 "source ${scriptaddr}\0" \ 494 \ 495 "scan_dev_for_scripts=" \ 496 "for script in ${boot_scripts}; do " \ 497 "if test -e ${devtype} " \ 498 "${devnum}:${distro_bootpart} " \ 499 "${prefix}${script}; then " \ 500 "echo Found U-Boot script " \ 501 "${prefix}${script}; " \ 502 "run boot_a_script; " \ 503 "echo SCRIPT FAILED: continuing...; " \ 504 "fi; " \ 505 "done\0" \ 506 \ 507 "scan_dev_for_boot=" \ 508 "echo Scanning ${devtype} " \ 509 "${devnum}:${distro_bootpart}...; " \ 510 "for prefix in ${boot_prefixes}; do " \ 511 "run scan_dev_for_extlinux; " \ 512 "run scan_dev_for_scripts; " \ 513 "done;" \ 514 SCAN_DEV_FOR_EFI \ 515 "\0" \ 516 \ 517 "scan_dev_for_boot_part=" \ 518 "part list ${devtype} ${devnum} -bootable devplist; " \ 519 "env exists devplist || setenv devplist 1; " \ 520 "for distro_bootpart in ${devplist}; do " \ 521 "if fstype ${devtype} " \ 522 "${devnum}:${distro_bootpart} " \ 523 "bootfstype; then " \ 524 "part uuid ${devtype} " \ 525 "${devnum}:${distro_bootpart} " \ 526 "distro_bootpart_uuid ; " \ 527 "run scan_dev_for_boot; " \ 528 "fi; " \ 529 "done; " \ 530 "setenv devplist\0" \ 531 \ 532 BOOT_TARGET_DEVICES(BOOTENV_DEV) \ 533 \ 534 "distro_bootcmd=" BOOTENV_SET_SCSI_NEED_INIT \ 535 BOOTENV_SET_NVME_NEED_INIT \ 536 BOOTENV_SET_IDE_NEED_INIT \ 537 BOOTENV_SET_VIRTIO_NEED_INIT \ 538 BOOTENV_SET_EXTENSION_NEED_INIT \ 539 "for target in ${boot_targets}; do " \ 540 "run bootcmd_${target}; " \ 541 "done\0" 542 543 #endif /* _CONFIG_CMD_DISTRO_BOOTCMD_H */ 544