U-Boot, video console, and visual artifacts
#16
My apologies for the delayed response.

(07-17-2021, 08:01 AM)pkubaj Wrote: we previously talked on IRC about how I don't get a display. I use Gentoo with Manjaro kernel 5.11.16 and that works, but using even vanilla 5.11.16 fails to display anything. I found that using I have to use two Manjaro patches to get display working and they are still present in Manjaro's repo:
https://gitlab.manjaro.org/manjaro-arm/p...hack.patch
https://gitlab.manjaro.org/manjaro-arm/p...tcpm.patch

I'm not sure how the screen behaves on 5.13, my experience is with 5.11.16. I'm now planning to upgrade to 5.13. I use uboot 2021.07.

Thank you very much for providing this feedback!  I've had a rather detailed look at those two patches, but I'm still not exactly sure why are they required to make the video output work.  I'll have another look at that.

(07-19-2021, 07:22 AM)zackw Wrote: I investigated the scary-looking message about a bad SPI CRC checksum; it turns out to be unrelated and harmless.  It just means that there isn't any U-Boot configuration stored in the SPI flash.  Unfortunately I don't think it can be gotten rid of except by moving the entire bootloader into the SPI, or by code changes to U-Boot. See https://lists.denx.de/pipermail/u-boot/2...53338.html (no response, alas)

Right, that's a rather benign error message, as I've already explained in one of my earlier posts.
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Messages In This Thread
RE: U-Boot, video console, and visual artifacts - by dsimic - 07-28-2021, 09:37 AM

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