bootstd command
Synopsis
bootstd images
Description
The bootstd command is used to manage standard boot. At present the only functionality available is to look at the images which have been loaded, or could be loaded should a particular bootflow be selected.
See Standard Boot for more information.
bootflow images
Lists the available images and their location in memory.
Example
This shows listing images attached to various bootflows, then checking the content of a few of them:
=> bootflow scan
=> bootflow list
Showing all bootflows
Seq Method State Uclass Part Name Filename
--- ----------- ------ -------- ---- ------------------------ ----------------
0 extlinux ready mmc 1 mmc1.bootdev.part_1 /extlinux/extlinux.conf
1 script ready mmc 1 mmc4.bootdev.part_1 /boot/boot.scr
2 cros ready mmc 2 mmc5.bootdev.part_2
3 cros ready mmc 4 mmc5.bootdev.part_4
--- ----------- ------ -------- ---- ------------------------ ----------------
(4 bootflows, 4 valid)
=>
=> bootstd images
Seq Bootflow Type At Size Filename
--- ------------------- -------------- -------- -------- ----------------
0 mmc1.bootdev.part_1 extlinux_cfg 8ed5a70 253 /extlinux/extlinux.conf
1 mmc4.bootdev.part_1 script 8ed9550 c73 /boot/boot.scr
1 mmc4.bootdev.part_1 logo 8eda2a0 5d42 boot.bmp
2 mmc5.bootdev.part_2 x86_setup 8ee84d0 3000 setup
2 mmc5.bootdev.part_2 cmdline 8ee84d0 1000 cmdline
2 mmc5.bootdev.part_2 kernel - 4000 kernel
3 mmc5.bootdev.part_4 x86_setup 8eeb4e0 3000 setup
3 mmc5.bootdev.part_4 cmdline 8eeb4e0 1000 cmdline
3 mmc5.bootdev.part_4 kernel - 4000 kernel
--- ------------------- -------------- -------- -------- ----------------
(9 images)
=> md 8eda2a0 10
08eda2a0: 5d424d42 00000000 008a0000 007c0000 BMB]..........|.
08eda2b0: 00ac0000 002e0000 00010000 00000018 ................
08eda2c0: 5cb80000 0b130000 0b130000 00000000 ...\............
08eda2d0: 00000000 00000000 ff0000ff 00ff0000 ................
=> md 8ee84d0 10
08ee84d0: 544f4f42 414d495f 2f3d4547 696c6d76 BOOT_IMAGE=/vmli
08ee84e0: 2d7a756e 35312e35 312d302e 672d3132 nuz-5.15.0-121-g
08ee84f0: 72656e65 72206369 3d746f6f 7665642f eneric root=/dev
08ee8500: 6d766e2f 316e3065 72203170 7571206f /nvme0n1p1 ro qu
Return value
The return value $? is always 0 (true).