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[NVIDIA Jetson TX1] Boot Ubuntu from SATA HDD

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  • Download JetPack for L4T
    Download from NVIDIA Developer Site

  • Run JetPack L4T

    • ./
    • Select TX1 (64-bit) on Select Development Environment Screenshot from 2016-10-26 14:23:48.png
    • Press Clear Actions
    • Select Install on Flash OS Screenshot from 2016-10-26 14:27:17.png
    • After Flash OS, please check ubuntu on TX1 boots up from internal MMC

Connect SATA HDD to TX1

  • Power off TX1
  • Connect SATA HDD
  • Power on TX1
  • Check sudo blkid /dev/sda1 and returns the result.
  • If not format SATA HDD with ext4 format.

Change boot entrypoint from MMC to SATA HDD

  • Ensure IP Address of TX1
    • Assumed Host PC is
    • Assumed TX1 is
  • Copy Downloaded files by JetPack L4T

    rsync -avh --progress jetpack_downloads/ ubuntu@
    • jetpack_downloads exists under the same directory of
  • Login to TX1, and create filesystem for SATA HDD

    ssh ubuntu@
    cd Downloads
    tar xjf TegraXXX_Linux_XXXXXXX.tbz2
    cd Linux_for_Tegra/rootfs
    sudo tar xjf ../../Tegra_Linux_Sample-Root-Filesystem_XXXXXXX.tbz2
    cd ../
    sudo ./
    sudo mkdir /media/ubuntu/sata
    sudo mount /dev/sda1 /media/ubuntu/sata
    cd rootfs
    sudo cp -a * /media/ubuntu/sata
    umount /media/ubuntu/sata
  • Change Boot Entrypoint to SATA

    sudo vi /boot/extlinux/extlinux.conf

    edit below part

    < ... root=/dev/mmcblk0p1 ...
    > ... root=/dev/sda1 ...
  • Reboot TX1

    sudo reboot

Check boot on SATA HDD

ubuntu@tegra-ubuntu:~$ df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/sda1       1.8T  3.3G  1.7T   1% /
none            1.8G     0  1.8G   0% /dev
tmpfs           2.0G  168K  2.0G   1% /dev/shm
tmpfs           2.0G  9.3M  2.0G   1% /run
tmpfs           5.0M  4.0K  5.0M   1% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
tmpfs           400M   68K  400M   1% /run/user/1000
/dev/mmcblk0p1   14G  7.1G  5.9G  55% /media/ubuntu/3b125ac7-4421-421e-b388-8a4a77c491ab

Here you can see that root mount point / has now 1.7TB available space of SATA HDD.
You can also see that original eMMC partition is mounted on /media/ubuntu/3b125ac7-4421-421e-b388-8a4a77c491ab.

Revert to boot from internal eMMC

In order to boot from eMMC, just revert entrypoint to eMMC by editing extlinux.conf.

sudo vi /media/ubuntu/3b125ac7-4421-421e-b388-8a4a77c491ab/boot/extlinux.conf


< ... root=/dev/sda1 ...
> ... root=/dev/mmcblk0p1 ...
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