Installation
------------------
Unpack the IMAGE file and copy the image an SD card: (assuming SD card at /dev/mmcblk0):

  # zstd -d irradium-*-core-*-build-*.img.zst
  # dd if=irradium-*-core-*-build-*.img of=/dev/mmcblk0 bs=1M

or unpack directly to the card

  # zstdcat irradium-*-core-*-build-*.img.zst > /dev/mmcblk0


Instalation eMMC/NAND/USB-HDD
------------------
to transfer a system with the SD to eMMC, you need to boot from the start and run the script:
  # transfer-to-disk


Default Login
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login: root


Debug
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    Pin 6   is GRD
    Pin 8   is TXD (UART2_TX_M1)
    Pin 10  is RXD (UART2_RX_M1)