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  1. [SOLVED] Re: iMac upgrade 20.04 > 20.10 graphics driver issue

    I can boot again without having to set NOMODESET..... using 5.10 RC1 kernel!
    Kernel 5.10 seems to fix the issue.

    I did this:



    mkdir kernel_5_10_RC_1
    cd kernel_5_10_RC_1
    wget -c...
  2. [SOLVED] Re: iMac upgrade 20.04 > 20.10 graphics driver issue

    As I stated above I tried booting of both Groovy and the lastest Manjaro, both present me with a black screen on boot. (LiveUsb)
    I didn't try safe graphics which seems to set NOMODESET upon...
  3. [SOLVED] Re: iMac upgrade 20.04 > 20.10 graphics driver issue

    I passed them interactively.
    That's how i found out using nomodeset also works on 5.8
    But no external monitor support and terrible screen tearing.
  4. [SOLVED] Re: iMac upgrade 20.04 > 20.10 graphics driver issue

    Graphics card info (booted with kernel 5.4)



    00:02.0 VGA compatible controller [0300]: Intel Corporation Iris Pro Graphics 6200 [8086:1622] (rev 0a) (prog-if 00 [VGA controller])
    ...
  5. [SOLVED] Re: iMac upgrade 20.04 > 20.10 graphics driver issue

    I have an identical external SSD which I used to try some other distro's.
    Booting from USB for Ubuntu 20.10 installation and Manjaro also fail exactly the same way.

    They both have a kernel >...
  6. [SOLVED] Re: iMac upgrade 20.04 > 20.10 graphics driver issue

    Thanks for the update DuckHook!

    This is the output from syslog for one boot.
    https://pastebin.ubuntu.com/p/CnnK98H2sT/

    Maybe some relevant extra info.
    I boot from an external SSD.
  7. [SOLVED] iMac upgrade 20.04 > 20.10 graphics driver issue

    I recently upgraded my iMac (late 2015 with Intel 6200 integrated graphics) from 20.04 to 20.10.
    After installation i am greeted with a black screen.

    I only seem to b able to boot with the old...
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