On 2016-04-21, Rick Thomas wrote: > Are you saying that the amount of RAM seen by Debian Linux is > determined by something in u-boot?
Yes. > But if I were using your patched mainline u-boot, I would get a > different (larger) number (almost, but not quite, the full 4.0GiB)? That's how it's worked for me, yes. There's something about the imx6 that limits it to 3.8GB. > I seem to remember that I got roughly the same number (lightly less > than 2.0 GiB) when I booted the manufacturer supplied u-boot and > Ubuntu kernel from the uSD-card that came with it. Maybe it came with a u-boot that didn't support the cubox-i4x4, as it wasn't added until relatively recently: https://github.com/SolidRun/u-boot-imx6 Or, maybe you really did get a cubox-i4pro. live well, vagrant
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