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virtio_pci_legacy: Allow memory space for configuration

Description

virtio_pci_legacy: Allow memory space for configuration

For guests running under some kind of VMMs, configuration structure is
available in memory space but not I/O space.

Reported by: Yuan Rui <number201724@me.com>
Reviewed by: rpokala, bryanv, jhb
Approved by: philip (mentor)
Differential Revision: https://reviews.freebsd.org/D28818

(cherry picked from commit cf5d1112408ddef3fdff8212599727c49ba90fa4)

Details

Provenance
khngAuthored on Mar 20 2021, 7:40 AM
Reviewer
rpokala
Differential Revision
D28818: virtio_pci_legacy: Allow memory space for configuration
Parents
R10:98740ead97c6: virtio_pci_legacy: Use the table BAR and PBA BAR from MSI-X cap
Branches
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Tags
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