arm64: Load SOCDEV_PA as a literal rather than an immediate
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Authored by sarah.walker2_arm.com on Apr 23 2026, 10:30 AM.

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andrew
manu

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rGa6add87b5e17: arm64: Load SOCDEV_PA as a literal rather than an immediate

Summary

When EARLY_PRINTK is used in a realm environment, the UART physical address must
be in the unprotected address space. The resulting physical address will not
generally fit in an immediate, so use a literal instead.

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rG FreeBSD src repository

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Event Timeline

sarah.walker2_arm.com created this revision.Apr 23 2026, 10:30 AM

Herald added a reviewer: andrew. · View Herald TranscriptApr 23 2026, 10:30 AM

Herald added a reviewer: andrew. · View Herald Transcript

Herald added a reviewer: manu. · View Herald Transcript

Herald added subscribers: emaste, imp. · View Herald Transcript

sarah.walker2_arm.com requested review of this revision.Apr 23 2026, 10:30 AM

sarah.walker2_arm.com added a parent revision: D56599: arm64: VM/PMAP changes for CCA guest support.

Harbormaster completed remote builds in B72466: Diff 176245.Apr 23 2026, 10:30 AM

sarah.walker2_arm.com mentioned this in D56520: arm64: Add CCA guest support.Apr 23 2026, 10:31 AM

andrew accepted this revision.Apr 23 2026, 3:24 PM

This revision is now accepted and ready to land.Apr 23 2026, 3:24 PM

Closed by commit rGa6add87b5e17: arm64: Load SOCDEV_PA as a literal rather than an immediate (authored by sarah.walker2_arm.com, committed by andrew). · Explain WhyMay 12 2026, 4:56 PM

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rGa6add87b5e17: arm64: Load SOCDEV_PA as a literal rather than an immediate.

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sys/

arm64/

locore.S

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arm64: Load SOCDEV_PA as a literal rather than an immediateClosedPublicActions