Differential D33769

bhyve: export funcs for read/write pci config
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Authored by corvink on Jan 6 2022, 2:14 PM.

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jhb
markj

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rG7c6d3eb00932: bhyve: export funcs for read/write pci config
rG563fd2240e13: bhyve: export funcs for read/write pci config

Summary

Export functions for reading and writing the pci config space from passthru device to be used by other devices. This is required for lpc devices to set their vendor/device ids to their physical values. Otherwise, GPU passthrough for integrated Intel GPUs won't work properly.

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rG FreeBSD src repository

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Event Timeline

corvink created this revision.Jan 6 2022, 2:14 PM

Herald added subscribers: bcran, jonathan, rgrimes, imp. · View Herald TranscriptJan 6 2022, 2:14 PM

corvink requested review of this revision.Jan 6 2022, 2:14 PM

markj accepted this revision as: markj.Jan 21 2022, 8:39 PM

markj added inline comments.

usr.sbin/bhyve/pci_passthru.c
118

This revision is now accepted and ready to land.Jan 21 2022, 8:39 PM

markj mentioned this in D28280: bhyve: add config option to modify lpc ids.Jan 21 2022, 8:52 PM

Can this be merged?

Closed by commit rG563fd2240e13: bhyve: export funcs for read/write pci config (authored by corvink, committed by manu). · Explain WhyMar 10 2022, 11:32 AM

This revision was automatically updated to reflect the committed changes.

manu added a commit: rG563fd2240e13: bhyve: export funcs for read/write pci config.

manu added a commit: rG7c6d3eb00932: bhyve: export funcs for read/write pci config.May 16 2022, 12:50 PM

Revision Contents
Changeset List

Path

Size

usr.sbin/

bhyve/

15 lines

62 lines

Diff 103714

usr.sbin/bhyve/pci_passthru.h

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usr.sbin/bhyve/pci_passthru.c

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