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[EB-IMX8MM] 5. Restoring Yocto Linux to eMMC on EBOX-IMX8MM-2G

December 04, 2020

If the product cannot boot up, please use the following steps to restore Yocto Linux to the eMMC of the EBOX-IMX8MM-2G.

Contents

 


 

Restore Yocto Linux via Linux host PC to the EBOX-IMX8MM-2G

  • Tools needed to restore the image onto the eMMC:
    1. Recovery image with UUU burning software (contact info@icop.com.tw for detailed information)
      • 1GB RAM version
      • 2GB RAM version
         
    2. A 64-bit Linux host O/S on a PC (Virtual Machine not recommended)
       
    3. USB Cable to connect the host PC to the EBOX-IMX8MM-2G
       
  • Write the image to the eMMC on the EBOX-IMX8MM-2G:
    1. Find SW1 on the EBOX-IMX8MM-2G and change the settings to Serial Download Mode according to the photo below:
      Find the SW1
       
    2. Please turn on the host PC and unzip the image file to it.
       
    3. Connect the USB cable to the host PC without connecting to the EBOX.
       
    4. Open a terminal on the host PC and access the location where the image file is and input “sudo ./uuu uuu.auto“; “Wait for known USB Device to Appear”
      put the image file on terminal
       
    5. Connect the USB cable (Micro USB) to the EBOX-IMX8MM-2G to trigger the serial download mode to restore the image from the host PC.
       
    6. After completing the restore process, the image will be shown on the host PC:
      After the restore process
       
    7. Remove the USB (Micro USB) on the EBOX-IMX8MM-2G (Power off) and set the SW1 to Internal boot as shown below:
      Remove the USB and set the SW1 to Internal boot
       
    8. Power on the EBOX-IMX8MM-2G to show Yocto Linux booting.
      Yocto Linux booting
       
    9. Pressing any key on boot will access the U-boot mode.
      access the U-boot mode

 


 

Restore Yocto Linux via Win10 host PC to the EBOX-IMX8MM-2G

  • Tools needed to restore image to the eMMC:
    1. Recovery image with the UUU burning software (contact info@icop.com.tw for detailed info)
      • 1GB RAM version
      • 2GB RAM version
         
    2. Windows 10 host OS on PC (Virtual Machine not recommended)
       
    3. USB cable to connect the host PC to the EBOX-IMX8MM-2G
       
  • Write the image to the eMMC on the EBOX-IMX8MM-2G:
    1. Find SW1 on the EBOX-IMX8MM-2G and change the settings to Serial Download Mode according to the photo below:
      Find the SW1
       
    2. Please turn on the host PC and unzip the image file to it.
       
    3. Connect the USB cable to the host PC without connecting to the EBOX.
       
    4. Open a terminal on the host PC and access the location where the image file is and input “uuu.exe uuu.auto” ; “Wait for known USB Device to Appear”.
      put the image file on terminal
       
    5. Connect the USB cable (Micro USB) to the EBOX-IMX8MM-2G to trigger the serial download mode to restore the image from the host PC.
       
    6. After completing the restore process, the image will be shown on the host PC:
      After the restore process
       
    7. Remove the USB (Micro USB) on the EBOX-IMX8MM-2G (Power off) and set the SW1 to Internal boot as shown below:
      Remove the USB and set the SW1 to Internal boot
       
    8. Power on the EBOX-IMX8MM-2G to show Yocto Linux booting.
      Yocto Linux booting
       
    9. Pressing any key on boot will access the U-boot mode.
      access the U-boot mode