[U-Boot] U-boot dual image support

Wolfgang Denk wd at denx.de
Tue Jul 14 08:30:02 CEST 2009


Dear "mayuri rajendra kulkarni",

In message <20090714060012.57301.qmail at f5mail-237-237.rediffmail.com> you wrote:
>
> I am reading the u-boot docs and am using the u-boot image on a Xilinx microblaze board to load the Petalinux image on the board. I want to know whether u-boot supports listing of 2 kernel images and gives option to the user to choose the image to be lo
> aded into the system.

Yes, it does. That and much more. Please read the manual.

> I have already seen the flash configuration where you can specify the 2nd image name and size in the partition after the 1st image partition. But after this, I cant find any grub-like configuration for u-boot wherein you can give the path of the kernel 
> images and specify the default kernel image to boot after the initial bootdelay.

Read about environment variables, etc.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
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