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Differential D56554

arm64/vmm: Move vttbr_el2 & vtimer into struct hypctx
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Authored by kajetan.puchalski_arm.com on Apr 21 2026, 11:09 AM.
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F157519118: D56554.id176986.diff
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F157468655: D56554.id176254.diff
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emaste
imp

Details

Reviewers
andrew
manu
Group Reviewers
arm64
Summary

Move vttbr_el2 & vtimer from struct hyp into struct hypctx to streamline
the logic and handle them in the same way as other *_el2 registers are
already being handled.

Signed-off-by: Kajetan Puchalski <kajetan.puchalski@arm.com>

Diff Detail

Repository
rG FreeBSD src repository
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Lint Skipped
Unit
Tests Skipped
Build Status
Buildable 73278
Build 70161: arc lint + arc unit

Event Timeline

kajetan.puchalski_arm.com created this revision.Apr 21 2026, 11:09 AM
Herald added a reviewer: andrew. · View Herald TranscriptApr 21 2026, 11:09 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
kajetan.puchalski_arm.com requested review of this revision.Apr 21 2026, 11:09 AM
Harbormaster completed remote builds in B72413: Diff 175977.Apr 21 2026, 11:09 AM
kajetan.puchalski_arm.com added a parent revision: D56553: arm64/vmm: Refactor vmm_hyp.c.Apr 21 2026, 11:09 AM
kajetan.puchalski_arm.com added a child revision: D56555: arm64/vmm: Move host-side EL2 regs into sys_regs.
kajetan.puchalski_arm.com updated this revision to Diff 176099.Wed, Apr 22, 12:59 PM

Update with changes to other commits in the stack

Harbormaster completed remote builds in B72438: Diff 176099.Wed, Apr 22, 12:59 PM
kajetan.puchalski_arm.com updated this revision to Diff 176105.Wed, Apr 22, 1:23 PM

Encode VNCR values into enum hypctx_sysreg as 64-bit offsets

Harbormaster completed remote builds in B72444: Diff 176105.Wed, Apr 22, 1:23 PM
kajetan.puchalski_arm.com updated this revision to Diff 176254.Thu, Apr 23, 2:28 PM

Handle non-VHE, store the vncr page as a pointer

Harbormaster completed remote builds in B72472: Diff 176254.Thu, Apr 23, 2:28 PM
kajetan.puchalski_arm.com updated this revision to Diff 176260.Thu, Apr 23, 2:39 PM

Fix non-VHE omission

Harbormaster completed remote builds in B72478: Diff 176260.Thu, Apr 23, 2:39 PM
kajetan.puchalski_arm.com updated this revision to Diff 176276.Thu, Apr 23, 5:31 PM

Fix omission

Harbormaster completed remote builds in B72490: Diff 176276.Thu, Apr 23, 5:31 PM
kajetan.puchalski_arm.com updated this revision to Diff 176318.Fri, Apr 24, 11:09 AM

Use char* for ptr arithmetic

Harbormaster completed remote builds in B72510: Diff 176318.Fri, Apr 24, 11:09 AM
kajetan.puchalski_arm.com updated this revision to Diff 176726.Tue, Apr 28, 2:14 PM

Address remaining style review comments

Harbormaster completed remote builds in B72611: Diff 176726.Tue, Apr 28, 2:14 PM
kajetan.puchalski_arm.com updated this revision to Diff 176986.Fri, May 1, 11:09 AM

Use Static_assert to ensure correct struct hypctx size

Harbormaster completed remote builds in B72698: Diff 176986.Fri, May 1, 11:09 AM
kajetan.puchalski_arm.com updated this revision to Diff 177459.Fri, May 8, 2:44 PM

Correct nVHE omission

Harbormaster completed remote builds in B72930: Diff 177459.Fri, May 8, 2:44 PM
kajetan.puchalski_arm.com updated this revision to Diff 178191.Wed, May 20, 11:42 AM

Address review comments

Harbormaster completed remote builds in B73278: Diff 178191.Wed, May 20, 11:42 AM

Revision Contents
Changeset List

PathSize
sys/
arm64/
vmm/
6 lines
io/
1 line
99 lines
4 lines
23 lines

Diff 178191

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sys/arm64/vmm/arm64.h

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sys/arm64/vmm/io/vtimer.h

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sys/arm64/vmm/io/vtimer.c

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sys/arm64/vmm/vmm_arm64.c

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sys/arm64/vmm/vmm_hyp.c

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