FYI, what are added to Z83-4 Ubuntu images (as far as I know)

jsl

New member
The following lines in /etc/initramfs-tools/modules
Code:
overlay
pwm-lpss
pwm-lpss-platform

The following dpkg diversions (in the form they would be listed in /var/lib/dpkg/diversions)
Code:
/lib/firmware/brcm/brcmfmac43455-sdio.bin
/lib/firmware/brcm/brcmfmac43455-sdio.bin.diverted
:
/lib/firmware/brcm/brcmfmac43455-sdio.txt
/lib/firmware/brcm/brcmfmac43455-sdio.txt.diverted
:
/lib/firmware/brcm/brcmfmac43455-sdio.clm_blob
/lib/firmware/brcm/brcmfmac43455-sdio.clm_blob.diverted
:
/lib/firmware/brcm/BCM4345C0.hcd
/lib/firmware/brcm/BCM4345C0.hcd.diverted
:
/lib/firmware/brcm/brcmfmac43455-sdio.MINIX-Z83-4.txt
/lib/firmware/brcm/brcmfmac43455-sdio.MINIX-Z83-4.txt.diverted
:
/lib/firmware/brcm/brcmfmac43455-sdio.MINIX-NEO Z83-4.txt
/lib/firmware/brcm/brcmfmac43455-sdio.MINIX-NEO Z83-4.txt.diverted
:

The following files (and one symlink)
Code:
/lib/firmware/brcm/BCM4345C0.hcd
/lib/firmware/brcm/brcmfmac43455-sdio.MINIX-Z83-4.txt -> brcmfmac43455-sdio.txt
/lib/firmware/brcm/brcmfmac43455-sdio.bin
/lib/firmware/brcm/brcmfmac43455-sdio.clm_blob
/lib/firmware/brcm/brcmfmac43455-sdio.txt

I used a stock Ubuntu 20.04.3 live media to install, added all the above to the new root partition before reboot, and then it boots fine ever since.
Please allow me to leave the detailed instructions to someone else to provide. I'm tired...

edit: well, in short: copy and modify files, chroot, update-initramfs, and dpkg-divert a few times in a loop
 
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