CONFIG_PCI_XTALK_BRIDGE is not available for thedefaultarchitecture x86.
Result is shown for architecture mips
CONFIG_PCI_XTALK_BRIDGE (not configurable)
modulename: pci-xtalk-bridge.ko
configname: CONFIG_PCI_XTALK_BRIDGE
Linux Kernel Configuration
└─>PCI_XTALK_BRIDGE