Juno r0 booting hangs at "smp: Bringing up secondary CPUs ..."

Hi, Recently I got an second-hand Juno r0, and managed to bring up my own customized optee os on it. Unfortunately, whether I tryed my own compiled binaries or several prebuilt images, the kernel...
by which instruction the secondary core is triggered while starting the secondary cpu

the booting of seconday cpu is initiated by the primary core. and some work is completed on the primary cpu and some is completed on the secondary cpu to complete the hotplug operation for cpu_up. I am...
by which instruction the secondary core is triggered while starting the secondary cpu

the booting of seconday cpu is initiated by the primary core. and some work is completed on the primary cpu and some is completed on the secondary cpu to complete the hotplug operation for cpu_up. I am...
Cortex-A9 secondary boot Procedure

I am trying to enable SMP functionality for our custom target having a dual core. Below is my understanding w.r.t Basic ARM secondary CPU boot address: a. The secondary CPU is provided with some registers...
Cortex-A9 secondary boot Procedure

I am trying to enable SMP functionality for our custom target having a dual core. Below is my understanding w.r.t Basic ARM secondary CPU boot address: a. The secondary CPU is provided with some registers...