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Steps For Booting Linux Kernel From USB Pen Drive

Boot Linux kernel from USB:
Here are the steps for Booting Linux kernel from USB pen drive. If you have kernel image in pen drive then use these steps to boot from pen drive.

1) Create ext2 file system on USB.
2) Copy the kernel image to USB.
3) Connect the USB to embedded board.
4) From u-boot: Execute following commands.
5) “usb start” :– This will probe for usb mass storage devices.
6) “usb storage”:- shows the details of mass storage device.
7) “ext2ls usb o” :- lists the files in the USB.
8) “ext2load usb 0 7fc0 scp_zimage “ :- copies the embedded linux kernel file from usb and stores it in RAM 7fc0
9) Then do “bootm” to boot Linux.

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