RHCE - Part 1

Hardware Overview

• Kernel Support:
• Supported by Core: CPU, RAM
• Device Driver configuration
  Resources: IRQ, I/O ports, DMA...
  Static Drivers: Boot Parameters (man bootparam)
  Modular Drivers: /etc/modules.conf
• Access to Devices
• User mode access to filesystems --> filesystem device nodes
• "Everything is a file"
• ...except networking: use of "network interface" abstraction