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/Zephyr-latest/samples/kernel/bootargs/
DREADME.rst1 .. zephyr:code-sample:: bootargs
2 :name: Bootargs
4 Print received bootargs to the console.
9 This sample demonstrates use of bootargs passed to Zephyr by printing each main argument to the con…
10 Zephyr support both dynamic bootargs, received from supported bootloader, and static bootargs embed…
15 Static bootargs don't have special requirements.
16 Dynamic bootargs work on platforms where Zephyr is booted by multiboot or efi.
21 Static bootargs
24 Static bootargs can be configured using ``CONFIG_BOOTARGS_STRING``.
27 :zephyr-app: samples/kernel/bootargs
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Dsample.yaml2 name: Bootargs Sample
4 sample.kernel.bootargs.multiboot:
14 sample.kernel.bootargs.efi:
22 sample.kernel.bootargs.tokenization:
DCMakeLists.txt5 project(bootargs) project
/Zephyr-latest/kernel/
Dinit.c410 const char *bootargs = get_bootargs(); in prepare_main_args() local
412 const char bootargs[] = CONFIG_BOOTARGS_STRING; in prepare_main_args()
426 if (!bootargs) { in prepare_main_args()
432 while (isspace(bootargs[i])) { in prepare_main_args()
436 if (bootargs[i] == '\0') { in prepare_main_args()
441 LOG_WRN("not enough space in args buffer to accommodate all bootargs" in prepare_main_args()
442 " - bootargs truncated"); in prepare_main_args()
452 if (bootargs[i] == '\"' || bootargs[i] == '\'') { in prepare_main_args()
453 char delimiter = bootargs[i]; in prepare_main_args()
455 for (int j = i + 1; bootargs[j] != '\0'; j++) { in prepare_main_args()
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DKconfig1051 config BOOTARGS config
1052 bool "Support bootargs"
1054 Enables bootargs support and passing them to main().
1057 bool "Support dynamic bootargs"
1058 depends on BOOTARGS && (MULTIBOOT_INFO || BUILD_OUTPUT_EFI)
1060 Enables dynamic bootargs support.
1063 string "static bootargs string"
1064 depends on BOOTARGS && !DYNAMIC_BOOTARGS
1066 Static bootargs string. It includes argv[0], so if its expected that it
1072 depends on BOOTARGS
/Zephyr-latest/boards/acrn/acrn/doc/
Dindex.rst97 <bootargs></bootargs>