CONFIG_THUNDER_NIC_PF is not available for the default architecture x86.
Result is shown for architecture 64BIT

Thunder Physical function driver

modulename: nicpf.ko

Linux Kernel Configuration
└─> Device Drivers
└─> Network device support
└─> Ethernet driver support
└─> Thunder Physical function driver

This driver supports Thunder's NIC physical function.
The NIC provides the controller and DMA engines to
move network traffic to/from the memory. The NIC
works closely with TNS, BGX and SerDes to implement the
functions replacing and virtualizing those of a typical
standalone PCIe NIC chip.

source code: