Re: What is in the U-boot "default environment"?
> On 25 Aug 2015, at 01:39, Rick Thomas <rbthomas@pobox.com> wrote:
>
>
> I just purchased a CuBox-i and installed Debian on it. It works like a champ — and the HDMI video is really cool on my TV!
>
> But I have a question…
>
> Watching the (USB) serial console output during booting, I notice the following:
>
>> resetting ...
>>
>> U-Boot SPL 2014.10+dfsg1-5 (Apr 07 2015 - 22:16:43)
>>
>>
>> U-Boot 2014.10+dfsg1-5 (Apr 07 2015 - 22:16:43)
>>
>> CPU: Freescale i.MX6Q rev1.5 at 792 MHz
>> Reset cause: WDOG
>> Board: MX6-CuBox-i
>> DRAM: 2 GiB
>> MMC: FSL_SDHC: 0
>> *** Warning - bad CRC, using default environment
>
> I understand the “bad CRC” as I’ve never done a “saveenv” so there is no environment for it to read. But that begs the question: What is in the default environment?
>
> It boots just fine, so the default environment must be up to the job, but I’m curious.
It's part of the u-boot binary, built in at compile time. You can set it as part of u-boot's config
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