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Differential D56552

arm64/vmm: Store non-VNCR registers in an array
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Authored by kajetan.puchalski_arm.com on Tue, Apr 21, 11:09 AM.
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Reviewers
andrew
manu
Group Reviewers
arm64
Summary

Move non-VNCR EL0 and EL1 registers into a dedicated array inside of
hypctx. This enables uniform accesses to both VNCR and non-VNCR guest
register state through hypctx_[read|write]_sys_reg().

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

Diff Detail

Repository
rG FreeBSD src repository
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Build Status
Buildable 72696
Build 69579: arc lint + arc unit

Event Timeline

kajetan.puchalski_arm.com created this revision.Tue, Apr 21, 11:09 AM
Herald added a reviewer: andrew. · View Herald TranscriptTue, Apr 21, 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.Tue, Apr 21, 11:09 AM
Harbormaster completed remote builds in B72411: Diff 175975.Tue, Apr 21, 11:09 AM
kajetan.puchalski_arm.com added a parent revision: D56551: arm64/vmm: Use the VNCR_EL2 memory page to store guest registers.Tue, Apr 21, 11:09 AM
kajetan.puchalski_arm.com added a child revision: D56553: arm64/vmm: Refactor vmm_hyp.c.
kajetan.puchalski_arm.com edited the summary of this revision. (Show Details)Tue, Apr 21, 11:30 AM
kajetan.puchalski_arm.com updated this revision to Diff 176097.Wed, Apr 22, 12:57 PM

Update with changes to other commits in the stack

Harbormaster completed remote builds in B72436: Diff 176097.Wed, Apr 22, 12:57 PM
kajetan.puchalski_arm.com updated this revision to Diff 176103.Wed, Apr 22, 1:23 PM

Encode VNCR values into enum hypctx_sysreg as 64-bit offsets

Harbormaster completed remote builds in B72442: Diff 176103.Wed, Apr 22, 1:23 PM
kajetan.puchalski_arm.com updated this revision to Diff 176252.Thu, Apr 23, 2:28 PM

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

Harbormaster completed remote builds in B72470: Diff 176252.Thu, Apr 23, 2:28 PM
kajetan.puchalski_arm.com updated this revision to Diff 176258.Thu, Apr 23, 2:38 PM

Fix non-VHE omission

Harbormaster completed remote builds in B72476: Diff 176258.Thu, Apr 23, 2:38 PM
kajetan.puchalski_arm.com updated this revision to Diff 176316.Fri, Apr 24, 11:09 AM

Use char* for ptr arithmetic

Harbormaster completed remote builds in B72508: Diff 176316.Fri, Apr 24, 11:09 AM
kajetan.puchalski_arm.com updated this revision to Diff 176724.Tue, Apr 28, 2:14 PM

Address remaining style review comments

Harbormaster completed remote builds in B72609: Diff 176724.Tue, Apr 28, 2:14 PM
kajetan.puchalski_arm.com updated this revision to Diff 176984.Fri, May 1, 11:09 AM

Use Static_assert to ensure correct struct hypctx size

Harbormaster completed remote builds in B72696: Diff 176984.Fri, May 1, 11:09 AM

Revision Contents
Changeset List

PathSize
sys/
arm64/
vmm/
64 lines
146 lines
32 lines

Diff 176984

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sys/arm64/vmm/arm64.h

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sys/arm64/vmm/vmm_hyp.c

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sys/arm64/vmm/vmm_reset.c

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