u-boot

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Embedded Linux - Booting phases

I would like to systematize my U-Boot/linux knowledge. Is it true that minimum 2 bootloader phases are needed in each embedded platform? Or can following process vary?[详细]

2023-04-07 13:05 分类：问答
Error: bad instruction `sync' while corss compiling uboot source with tsec.c driver

I am trying to compile tsec.c file with the uboot source. I have done that before but with powerpc toolchain. Right now I am trying to use ARM toolchain which comes with android \"froyo\". Without tse[详细]

2023-04-04 22:55 分类：问答
Fetch flash memory content into PC via uBoot [closed]

Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow.[详细]

2023-04-02 10:11 分类：问答
Getting U-boot's Version from Userspace

Does anyone know of a way to get U-boot version ins开发者_Go百科talled from userspace? There is the fw_printenv command that provides access to U-boot\'s environment variables, but not the version.If[详细]

2023-02-28 20:08 分类：问答
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 if imi $addr; then echo Image OK; else echo Image corrupted!!; fi[详细]

2023-02-25 09:14 分类：问答
Should backup U-Boot image use backup environment or original environment?

I\'m working on an embedded firmware project using U-Boot.We are required to have a backup copy of U-Boot in flash at a second location.All the technical stuff about relocating the processor\'s reset[详细]

2023-02-17 16:31 分类：问答
loading u-Boot in memory instead of flashing it

In my ARM based custom board, I flash u-boot to NAND whenever I do changes on that. (putting some debug statements/modification). Is there any way to directly load the uboot image in RAM memory instea[详细]

2023-02-15 10:30 分类：问答
the meaning of the following assembly code, help

The following piece of code is from u-boot: /* Initialize GOT pointer. ** Global symbols can\'t be resolved before this is done, and as such we can\'t[详细]

2023-02-14 04:29 分类：问答
use fw_setenv for set U-boot's env (U-boot)

I used the source code (version:u-boot 1.2) want to corss compiler fw_setenv . so. I enter to uboot/ubo开发者_如何学Goot-1.2-dm9000/tools/env[详细]

2023-02-11 19:30 分类：问答
howto replace android with another distribution

I bought a very weak netbook that comes preinstalled with android 2.0 which I want to replace with another linux distro like puppy or damnSmallLinux.[详细]

2023-02-04 09:08 分类：问答