config PCI
    bool

config PCI_EXPRESS
    bool
    select PCI

config PCI_DEVICES
    bool

config MSI_NONBROKEN
    # selected by interrupt controllers that do not support MSI,
    # or support it and have a good implementation. See commit
    # 47d2b0f33c664533b8dbd5cb17faa8e6a01afe1f.
    bool