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Clear the indirect flag in the GICv3 ITS driver
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Authored by andrew on Oct 4 2022, 11:51 AM.
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Details

Summary

The indirect flag tells the hardware to use a flat or two level table.
As we only support using the flat table ensure the flag that marks
which is in use is set correctly.

We can't rely on this being set correctly as some firmware may set the
indirect flag, e.g. booting from LinuxBoot.

Sponsored by: The FreeBSD Foundation

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rG FreeBSD src repository
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Event Timeline

This fixes the issues I was seeing with missing interrupts...
I get to mountroot> now on the images that before would stall

This revision is now accepted and ready to land.Oct 4 2022, 3:28 PM