I'll be very happy to help you test this week. Next week I wish to proceed with final installation though.
BH> Was the firmware (firmware-amd-graphics package) installed on your test BH> system? https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=925556#25 mentions what ISO I used, and all logs are attached to that bug report. Note I do all my installs offline with just the ISO. I recall having worked around the /dev/sdX issue, one can get as far as
(Staring at the stuck screen with one of the last messages being amdgpudrmfb ...) I recall with nomodeset in effect, logs will contain [drm:amdgpu_init [amdgpu]] *ERROR* VGACON disables amdgpu kernel modesetting. but at least one can still use the computer.
