Yocto Build SCFW: Difference between revisions

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Revision as of 17:25, 27 August 2019

Yocto Build SCFW from source code

Install SCFW Toolchain

$ wget https://developer.arm.com/-/media/Files/downloads/gnu-rm/6-2017q2/gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz
$ sudo tar xf gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz -C /opt

Download SWCF sources

Download SWFW source package imx-scfw-porting-kit-1.2.2.tar.gz from https://www.nxp.com/webapp/Download?colCode=L4.14.98_2.0.1_SCFWKIT-1.2.2&appType=license

Unpack SWCF sources

$ mkdir imx-scfw-porting-kit
$ tar xf imx-scfw-porting-kit-1.2.2.tar.gz -C imx-scfw-porting-kit
$ cd imx-scfw-porting-kit/packages/
$ chmod +x imx-scfw-porting-kit-1.2.2.bin
$ ./imx-scfw-porting-kit-1.2.2.bin
$ cd imx-scfw-porting-kit-1.2.2/src
$ tar xf scfw_export_mx8qx_b0.tar.gz

Apply Variscite patch

$ wget https://variscite-public.nyc3.cdn.digitaloceanspaces.com/VAR-SOM-MX8X/Software/SCFW/scfw_mx8qxp_var-som_1.2.2.diff
$ cd scfw_export_mx8qx_b0
$ cat ../scfw_mx8qxp_var-som_1.2.2.diff | patch -p1

Build SCFW image

$ export TOOLS=/opt
$ make clean-qx
$ make qx R=B0 B=var_som V=1

The SWCF image scfw_tcm.bin is located under build_mx8qx_b0