Transclusion: Yocto Linux: Manual Installation: SD card
Installation
- Make sure that the SD capacity is enough to fit the rootfs image.
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The recommended SD card capacity is greater than or equal to 8GB. |
- Define the MACHINE and the DRAM_CONF environment variables:
- SOM Configuration
SOM type Command ucm-imx8m-plus export MACHINE=ucm-imx8m-plus ucm-imx8m-plus-sbev export MACHINE=ucm-imx8m-plus-sbev mcm-imx8m-plus export MACHINE=mcm-imx8m-plus som-imx8m-plus export MACHINE=som-imx8m-plus
- Memory Configuration
SOM D option Command D1,D8 export DRAM_CONF=d1d8 D2 export DRAM_CONF=d2 D4 export DRAM_CONF=d4
- Prepare the boot media:
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1) Replace sdX with the actual block device name on your Linux host. 2) The command order is important: 1-image, 2-bootloader |
- Flash the WIC image:
zstdcat pakage_dir/images/imx-image-full-${MACHINE}.rootfs.wic.zst | sudo dd of=/dev/sdX bs=1M status=progress
- Update the bootloader:
sudo dd if=pakage_dir/bootloader/${MACHINE}/imx-boot_${MACHINE}_${DRAM_CONF} of=/dev/sdX bs=1K seek=32
