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arm64/gicv3: Check if the hardware supports LPIs
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Authored by andrew on Apr 23 2024, 2:58 PM.
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Details

Summary

Some simulators have the ITS in the DTB passed to the kernel, however
it is a runtime configuration option to enable it.

Check the GICD_TYPER register to see if LPIs are enabled before
attaching the ITS driver.

Sponsored by: Arm Ltd

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rG FreeBSD src repository
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