Month: January 2023

EL2 virtualization on Zynq Ultrascale+ notes

Exception Levels: Execution States: Security State Service Call Routing: Hypervisor mode executes at EL2 in the AArch32 state. EL2 is implemented only in a non-secure state, to support guest operating system management. EL2 virtualization provides: virtual values for the contents of a small number of identification registers traps for EL2 exceptions (a hypervisor might be…

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