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Outline:About Input/Output control ioctl()- Example About ioctl.h file About macros used in the ioctl functions Write and Read Macros and its parameters ioctl function and its parameters Copy_from_user, Copy_to_user functions User program to send and receive integer data to/from the driver Compile and executing the user program Display the output of data transfer
About Input/Output control ioctl()- Example About ioctl.h file About macros used in the ioctl functions Write and Read Macros and its parameters ioctl function and its parameters Copy_from_user, Copy_to_user functions User program to send and receive integer data to/from the driver Compile and executing the user program Display the output of data transfer
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