Accelerate the startup speed

04-18-09-41-09.log (132.5 KB)
We use customer board .04-18-09-41-09.log is the serial port log when the module system startup. The module is powered on at 09:41:14 and the kernel boot up at 09:41:52. How to optimiz the 30 seconds from power on to kernel boot up? it wastes too long time

[09:41:14:852] [0000.061] I> MB1 (version: 1.4.0.1-t234-54845784-08e631ca)
[09:41:18:538]I> MB2 (version: 0.0.0.0-t234-54845784-934581f8)
[09:41:18:538]I> t234-A01-1-Silicon (0x12347)
[09:41:18:538]I> Boot-mode : Coldboot
[09:41:20:269]I> BR-BCT Boot-Chain is 0, and status is 1. Set UPDATE_BRBCT bit to 0
[09:41:20:269]I> MB2 finished
[09:41:21:105]etson UEFI firmware (version 5.0-35550185 built on 2024-02-20T04:21:22+00:00)
[09:41:44:651] Jetson UEFI firmware (version 5.0-35550185 built on 2024-02-20T04:21:22+00:00)
[09:41:44:652]ESC   to enter Setup.
[09:41:44:663]F11   to enter Boot Manager Menu.
[09:41:44:663]Enter to continue boot.
[09:41:44:664]**  WARNING: Test Key is used.  **
[09:41:50:131]......
[09:41:50:132]      L4TLauncher: Attempting Direct Boot
[09:41:52:141]EFI stub: Booting Linux Kernel...
[09:41:52:978]I/TC: Secondary CPU 11 switching to normal world boot
[09:41:55:004]   0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd421]

Hi,

Please refer to forum topic

and developer guide

Thanks

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