Kernel source code for the image FreeBSD-aarch64-14.0-CURRENT-GENERIC-RK356X-20230516.img

Hello to everyone.

I would like to add the panfrost driver support for FreeBSD running on the Radxa Zero 3W. I’m not able to do this,so my intention is to hire a kernel developer. But,if I don’t have the source code,I can’t hire no one. So,I want to ask if someone knows where I can find the source code that has been used to compile the kernel that is inside the image file below,the only one which works on the Radxa 3W :

FreeBSD-aarch64-14.0-CURRENT-GENERIC-RK356X-20230516.img

(it is not on the crocket system)

very thanks.