Booting · Linux Inside

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Booting

Kernel Boot Process

This chapter describes the linux kernel boot process. Here you will see a series of posts which describes the full cycle of the kernel loading process:

From the bootloader to kernel - describes all stages from turning on the computer to running the first instruction of the kernel.

First steps in the kernel setup code - describes first steps in the kernel setup code. You will see heap initialization, query of different parameters like EDD, IST and etc...

Video mode initialization and transition to protected mode - describes video mode initialization in the kernel setup code and transition to protected mode.

Transition to 64-bit mode - describes preparation for transition into 64-bit mode and details of transition.

Kernel Decompression - describes preparation before kernel decompression and details of direct decompression.

Kernel random address randomization - describes randomization of the Linux kernel load address.

This chapter coincides with Linux kernel v4.17.

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