Page MenuHomeFreeBSD

arm64/gicv3: Check if the hardware supports LPIs
ClosedPublic

Authored by andrew on Apr 23 2024, 2:58 PM.
Tags
None
Referenced Files
Unknown Object (File)
Wed, Feb 26, 12:09 PM
Unknown Object (File)
Sat, Feb 22, 2:35 PM
Unknown Object (File)
Sat, Feb 22, 1:36 PM
Unknown Object (File)
Jan 25 2025, 4:24 AM
Unknown Object (File)
Jan 24 2025, 7:29 PM
Unknown Object (File)
Jan 22 2025, 9:31 AM
Unknown Object (File)
Jan 19 2025, 8:43 PM
Unknown Object (File)
Jan 9 2025, 9:28 PM
Subscribers

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

Diff Detail

Repository
rG FreeBSD src repository
Lint
Lint Not Applicable
Unit
Tests Not Applicable