# Menu: Device Drivers >> PCI support >> PCI Express Port Bus support
CONFIG_PCIEPORTBUS policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'n', 's390x': 'y'}>
CONFIG_HOTPLUG_PCI_PCIE policy<{'amd64': 'y', 'arm64': 'y', 's390x': 'y'}>
-CONFIG_PCIE_BW policy<{'amd64': 'n', 'arm64': 'n', 'armhf': 'n', 's390x': 'n'}>
#
CONFIG_PCIEPORTBUS mark<ENFORCED> note<LP#1665404>
CONFIG_HOTPLUG_PCI_PCIE mark<ENFORCED> note<LP#1374440>
# CONFIG_PCIE_BUS_PERFORMANCE is not set
# CONFIG_PCIE_BUS_SAFE is not set
# CONFIG_PCIE_BUS_TUNE_OFF is not set
-# CONFIG_PCIE_BW is not set
CONFIG_PCIE_CADENCE=y
CONFIG_PCIE_CADENCE_EP=y
CONFIG_PCIE_CADENCE_HOST=y