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Any global register in ARMv8?

Hi experts,

Most of the registers in ARMv8 are dedicated for each MPcore, besides these per core registers, is there any register global to all cores, including the peripheral registers?

I care about the parallel access about the global resources about ARMv8.

Best Regards.

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Martin Weidmann over 3 years ago +2 verified

What sort of scenarios are you considering? The architectural CPU registers are per-CPU. Things like the GIC (generic interrupt controller) are shared by multiple CPUs and do have global registers (e...

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0 zy_cloud over 3 years ago in reply to Martin Weidmann

Thanks for your reply. I'm evaluating on factors affecting VM performance and need to figure out the global resources which may lead to serial operation.
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0 zy_cloud over 3 years ago in reply to Martin Weidmann

Thanks for your reply. I'm evaluating on factors affecting VM performance and need to figure out the global resources which may lead to serial operation.
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