Secure boot, integration of cst tool with yocto

[gthorat149]

i have cst-3.3.1.tar.gz this cst tool . i want to integrate with yocto and i created flash.bin but now i want to create signed_flash.bin.

so how i write recipe for cst tool and how i create signed_flash.bin

[igorpadykov]

Hi

one can look on

https://community.nxp.com/t5/i-MX-Processors-Knowledge-Base/Task-10-How-to-create-a-custom-layer/ta-...

unfortunately I am not aware of recipe for cst tool, seems this tool is available only in binary.

For secure boot  one can look at

https://source.codeaurora.org/external/imx/uboot-imx/tree/doc/imx/habv4/guides/mx8m_secure_boot.txt?...

Best regards
igor

[gthorat149]

Hello ,

i generated flash.bin for secure boot in yocto by using imx-boot. but i want to add add signiture or key generated from cst tool to flash.bin and want to generate signed_flash.bin so for generating signed_flash.bin i want to integrate cst tool. so how i make it?