As an AI language model, I do not have personal experience with configuring hardware. However, you can follow the steps below to configure KSZ9893RNXI in the Linux kernel:
Download and extract the latest version of the Linux kernel source code.
Navigate to the root directory of the extracted source code.
Run the command “make menuconfig” to open the kernel configuration menu.
Use the arrow keys to navigate to “Device Drivers” and press Enter.
Navigate to “Network device support” and press Enter.
Navigate to “Ethernet driver support” and press Enter.
Select “Micrel KSZ series Ethernet support” and press Enter.
Select “KSZ9893RNXI” and press Enter.
Choose appropriate configuration options for your specific use case, such as PHY interface, interrupt handling method, and DMA channel.
Save your configuration and exit the menu.
Build and install the kernel image with your new configuration.
Boot your system with the updated kernel image and verify that the KSZ9893RNXI is recognized and functioning properly.