Top "U-boot" questions

Image vs zImage vs uImage

What is the difference between them? I know that u-boot needs a kernel in uImage format. The system I use …

linux-kernel embedded-linux u-boot

How do I clear environment variables previously saved with u-boot?

I am working with an embedded linux kit that is running u-boot. In order to get everything booting properly, I …

environment-variables u-boot

Why does patch not find this file?

I would like to apply a patch to the u-boot sources but some how, Linux doesn't let me. What I …

linux file patch u-boot

How to get into uboot command prompt?

I have a system that booted into Linux using UBOOT. I can see that it is booting when I connect …

linux u-boot

what is the use of SPL (secondary program loader)

I am confused in clearing my concepts regarding these three questions why do we need a secondary program loader ? in …

ubuntu linux-kernel operating-system kernel u-boot

Understanding Linux load address for U-Boot process

I'm trying to understand embedded Linux principles and can't figure out addresses at u-boot output. For example, I have UDOO …

linux arm embedded-linux boot u-boot

How u-boot bootloader reads/saves its environment Variables?

How u-boot bootloader reads/saves its environment Variables ? How we declare address of u-boot environment Variable section in Flash ? From …

linux arm u-boot

Nand partitioning in u-boot

I am working on an Embedded ARM9 development board. In that i want rearrange my nand partitions. Can anybody tell …

embedded kernel arm u-boot

Creating boot.scr for u-boot

I generate image for a Freescale i.mx6 sabresd using Yocto. When booting, to activate the hdmi I have to …

linux boot u-boot yocto

how to make "if" and comparison statement in uboot?

i'm newbie in uboot and tftp programing based on this url, there is how to make if statement like this …

u-boot