Device Drivers

Career Oriented Projects based Training Program

Internet of Thinggs (IoT)

Description about Module 4: Device Drivers Development

• Character Device Driver Development
  • Introduction to Device Driver Architecture
  • Device RegistrationIn and itialization
  • Device IO Operations
    • Writing, Reading and Trimming
  • Device Operations
    • Seeking
  • Device Access and Synchronization
    • Semaphores,
    • Completion,
    • Spinlocks,
    • wait Queues,
    • Blocking IO,
    • Atomic Variables,
    • Bit Manipulators
  • IO Control using IOCTL
  • IO Prefectchins using Sequential Files
  • Software Implemented, Pseudo File System. /proc
  • Timing Measurements
    • Delays
    • Timers
    • Tasklets
  • Introcduction To Interrupts
  • Interrupt Handling
    • IRQs
    • ISRs
    • Top half
    • Bottom Half
  • sysfs
  • A Complete Device Driver should be Implemented From Scratch
• Parallel Port Device Driver Development
  • Introduction to IEEE 1284 Protocol
  • Introduction to Parall Port Architecture
  • Device Driver Registration and Initialization
  • Accessing The IO Region
  • IO Operation through Parallel Port
  • Implementing Parallel Port Device Driver in
    • ​Byte Mode
    • Compatibility Mode
    • Bibble Mode
    • ECP Mode
    • EPP Mode
• Serial Port Device Driver Development
  • Introduction to RS232 Protocol
  • Introduction to PC16550D Serial Chip
  • Registering and Initializing The Serial Port Device Driver
  • Accessing the serial port though IO Region
  • Implementing
    • Unidirectional IO using Own Serial Driver
    • Bidirectional IO using Own Serial Driver
• Block Device Driver Development
  • Introduction to Kernel Block IO Layer
  • Introduction to Block Device Driver Architecture
  • Block Device Driver Registration and Initialization
  • Gendisk Allocation
  • Block Data Structures and Methods
  • IO Scheduling
  • Request Queue Configuration
  • Request Queue Architecture
  • Implementing Block IO Operations
    • ​open
    • ioctl
    • direct_access
    • media_change
    • getgeo
  • Request Processing and Optimization
  • Direct memory Access (DMA)

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