iMX6 TinyRex Ultra U-Boot

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Revision as of 22:29, 25 February 2021 by Voipac (talk | contribs)
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U-boot is a bootloader responsible for hardware initialization, loading and booting linux kernel. It is also used for module flashing.

Build

Set toolchain

Export toolchain variables for every related terminal session.

Initial steps

Create working directory
mkdir -pv ~/workdir/imx6/bootloader/

U-Boot v2015.04

Download & Extract source code

cd ~/workdir/imx6/bootloader/ git clone -b uboot-imx-v2015.04 --single-branch https://github.com/voipac/uboot-imx uboot-imx-v2015.04-rex cd uboot-imx-v2015.04-rex

Compile

Output file is called u-boot.imx

Compiling for SD3 and Linux/Yocto

<poem> cd ~/workdir/imx6/bootloader/uboot-imx-v2015.04-rex make distclean make mx6tinyrexultra_config make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- cp -av u-boot.imx /srv/tftp/imx6/u-boot-imx6-tinyrexultra.imx </poem>

Compiling for SD3 and Android 7.x

cd ~/workdir/imx6/bootloader/uboot-imx-v2015.04-rex make distclean make mx6tinyrexultraandroid_config make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- cp -av u-boot.imx /srv/tftp/imx6/u-boot-imx6-tinyrexultraandroid.imx

Compiling for SPI1 and Linux/Yocto

cd ~/workdir/imx6/bootloader/uboot-imx-v2015.04-rex make distclean make mx6tinyrexultrarecovery_config make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- cp -av u-boot.imx /srv/tftp/imx6/u-boot-imx6-tinyrexultrarecovery.imx

Compiling for SATA

cd ~/workdir/imx6/bootloader/uboot-imx-v2015.04-rex make distclean make mx6tinyrexultrasata_config make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- cp -av u-boot.imx /srv/tftp/imx6/u-boot-imx6-tinyrexultrasata.imx


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