I/O System Management

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1. I/O System Management

  • The operating system will hide the peculiarities of specific hardware from the user
  • In Unix, the I/O subsystem consist of 
    • a buffering, caching and spooling system
    • a general device-driver interface
    • drivers for specific hardware devices
  • Interrupt handlers and device drivers are crucial in the design and efficient I/O subsystems

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