• During boot, when the “Hit any key to stop autoboot” prompt appears, pressing any key before the timer expires brings the OnSite to U-Boot monitor mode.The U-Boot hw_boot command boots from either the first or second image according to the value of the currentimage environment variable. You can use the following procedures to change which image is used for booting.
2. Enter the reboot command.
# rebootDuring boot, when the “Hit any key to stop autoboot” prompt appears, press any key before the time elapses to stop the boot.
3. Enter help to see a list of supported commands.
=> helpTo Boot from an Alternate Image in U-Boot Monitor ModeSee "To Boot in U-Boot Monitor Mode" if needed.
2. Set the current image environment variable to the number of the image you want to boot.
For example, to boot from image2 enter the number 2, as shown in the following screen example.
=> setenv currentimage 2
=> hw_boot To Boot in Single User Mode from U-Boot Monitor Mode
1. See To Boot in U-Boot Monitor Mode if needed.
2.
3. The single-user # prompt appears, as shown in the following screen example.