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ACPIMCFG(4) Device Drivers Manual ACPIMCFG(4)

acpimcfgACPI PCI Express configuration space

acpimcfg* at acpi?

The acpimcfg driver configures access to PCI Express configuration space based on information extracted from the ACPI MCFG table.

acpi(4), intro(4), pci(4)

The acpimcfg driver first appeared in OpenBSD 4.9.

The acpimcfg driver was written by Mark Kettenis <>.

February 2, 2014 OpenBSD-7.0