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Architectures and Processors forum ARMv9 core (such as A720）can bring VMID(or StreamID) to external fabric?

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ARMv9 core (such as A720）can bring VMID(or StreamID) to external fabric?

yifanfeng over 1 year ago

We want to do some memory/peripheral isolation in the SOC based on VMID or streamID. Is it possible?

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Martin Weidmann over 1 year ago +2 verified

I'm not aware of any Armv9-A processor that exports the VMID on "regular" memory accesses. Depending on what you're trying to achieve, you could look at MPAM if you want to partition and/or monitor shared...