Boot Process Mark Stanovich COP 5641 / CIS 4930.

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Presentation transcript:

Boot Process Mark Stanovich COP 5641 / CIS 4930

Booting Components BIOS Bootloader Kernel Init

Partition Information BIOS Initialize the hardware Load the bootstrap code Bootstrap Code Partition Information Bootstrap Code Root Partition(s) sector

Bootloader Load the kernel E.g., Grub Image Initramfs Kernel command line parameters E.g., Grub Kernel Image Initramfs

Kernel Initialize subsystems Start init process Data structures Hardware Memory management units Processors Start init process

Init Start services Device Manager (e.g., udev) Network Window manager Login

Things for you to do Assignment 1 Keep up with readings