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Differential D45121

arm64: Support break and watch points in VHE
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Authored by andrew on May 8 2024, 12:28 PM.
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manu
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arm64
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rG457fa0f69ce0: arm64: Support break and watch points in VHE
Summary

When booting the kernel with VHE it will be running at EL2. The current
config register values only enable the reaces at EL1 when tracing the
kernel.

Set the HMC flag to also trap from EL2.

Sponsored by: Arm Ltd

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rG FreeBSD src repository
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Event Timeline

andrew created this revision.May 8 2024, 12:28 PM
Herald added a reviewer: manu. · View Herald TranscriptMay 8 2024, 12:28 PM
Herald added subscribers: emaste, imp. · View Herald Transcript
andrew requested review of this revision.May 8 2024, 12:28 PM
Harbormaster completed remote builds in B57613: Diff 138238.May 8 2024, 12:28 PM
This revision was not accepted when it landed; it landed in state Needs Review.May 17 2024, 4:13 PM
Closed by commit rG457fa0f69ce0: arm64: Support break and watch points in VHE (authored by andrew). · Explain Why
This revision was automatically updated to reflect the committed changes.
andrew added a commit: rG457fa0f69ce0: arm64: Support break and watch points in VHE.

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sys/
arm64/
arm64/
6 lines

Diff 138659

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sys/arm64/arm64/debug_monitor.c

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