Set up the launch configurations, and scroll down to enable the Cross Triggering
Select Add Item under the Cross Triggering Breakpoints to setup the cross trigger signals. For example, here we want to trigger the cortex a53 #1 when there is a breakpoint on cortex a53 #0
Additional Notes
Refer to UG1400 for more information on the cross triggering signals
Additional Notes
The hello world print in a while loop for demo purposes is available here
You can then set a breakpoint on the first processor (on line 29 below)
Here, you can see that when the breakpoint hit on the first processor, it halted the second processor