RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ f28619fde66732fcfba77ad9613fe1cacbe2da0f

огледало от https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

GuEe-GUI 353f717037 [libcpu/aarch64] add smp support		преди 4 години
..
common	353f717037 [libcpu/aarch64] add smp support	преди 4 години
cortex-a	353f717037 [libcpu/aarch64] add smp support	преди 4 години
SConscript	fb8c7829a8 add raspi4 bsp	преди 5 години