Operating System Study Notes (3)-kernel Startup Process

When you jump to the main function, use the stack to pass parameters to the main function.

 

 

Access these parameters through the stack in the main function.

 

Initialize the BSS segment to store Global static variables.

Initialize screen output

Initialize memory (the memory size is obtained from the parameter)

Initialize task status segment

Initialization interruption

Initialize Process Scheduling

Initialization trap

Initialize Timer

Initialize the keyboard

Initialize the File System

 

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