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The preferred method of installing Yocto images to SD card is this: Flashing SD Card with Linux Image from Linux hostHost . However sometimes, extracting the SD card from the kit is not possible (for example, when the kit is installed to a device and is not easily accessible). In this case, use the method below.
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Perform the following step-wise procedure to verify boot of the newly installed Linux images from the SD card plugged into the kit:
Power the kit off by disconnecting the USB Type C cable from the development host.
Select the appropriate boot mode (boot from SD) by setting the boot switches as follows::
SW2.1 - 1
SW2.2 - 1
Power the kit on by connecting the USB Type C cable to the development host.
Verify that the following Linux boot-up messages appear on the serial console:
Code Block NOTICE: BL31: v2.4(release): NOTICE: BL31: Built : 05:49:10, Mar 2 2022 U-Boot 2021.04-lf_v2021.04+g60519b47e7 (Jul 31 2022 - 08:56:04 +0000) CPU: i.MX8MP[8] rev1.1 1800 MHz (running at 1200 MHz) CPU: Commercial temperature grade (0C to 95C) at 44C Reset cause: POR Model: Voxelbotics NAVQ+ board DRAM: 4 GiB ... Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd034] ... Ubuntu 20.04.3 LTS imx8mpnavq ttymxc1 imx8mpnavq login:Enter the Linux session by typing
userfor both the user name and password.