Linux boot process – Digi 9P 9360/9750 User Manual

Page 48

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L i n u x b o o t p r o c e s s

4 8

L x N E T E S U s e r ’ s G u i d e

Update the kenel from the USB stick to the memory and write it to flash memory.

Linux boot process

The command “bootm” uncompress the kernel and runs the function start_kernel(). Once

the kernel is started, several options are given to the kernel: machine type, command line

and ATAG list. The kernel itself does some basic initialization;

MMU

Machine Type

Interrupt Handler

Timer

Loading drivers

#

run update_kernel_usb

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