This is the relevant bit from the dmesg on the J1900 board running amd64/6.2 stable:
pchb0 at pci0 dev 0 function 0 "Intel Bay Trail Host" rev 0x0e inteldrm0 at pci0 dev 2 function 0 "Intel Bay Trail Video" rev 0x0e drm0 at inteldrm0 inteldrm0: msi EDID block is all zeroes drm:pid0:drm_do_get_edid *WARNING* HDMI-A-: EDID block 0 invalid. inteldrm0: 1024x768, 32bpp wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation) wsdisplay0: screen 1-5 added (std, vt100 emulation) ahci0 at pci0 dev 19 function 0 "Intel Bay Trail AHCI" rev 0x0e: msi, AHCI 1.3 ahci0: port 0: 3.0Gb/s ahci0: port 1: 1.5Gb/s scsibus1 at ahci0: 32 targets > On 14 Jan 2018, at 21:03, Joseph A Borg <jacb...@me.com> wrote: > > for all it’s worth I got a Gigabyte GA-J3455N-D3H. Had more luck installing > amd64. However I don’t need X on that system and didn’t install it. Screen > works well though. Its dmesg still shows the same errors as yours. > > Have an old GA-J1900 board that blanks out during boot and can only be > accessed over ssh. This one was working properly until at least openbsd > i386/6.0. Again, I don’t use X so cannot confirm if it runs. > > > regards > >> On 14 Jan 2018, at 18:53, Nils Reuße <n.reu...@hxgn.net> wrote: >> >> Hi there, >> >> i got a new board (ASRock J3455-ITX) that's based intels apollo lake SoC. >> I've updated the bios to the latest version (1.4) and all things i need are >> supported by openbsd out of the box on 6.2-current, except for the graphic >> chip, an integrated Intel HD Graphics 500 chip. >> >> Unfortunately, when i boot the system, the screen goes black very soon >> (after the cpu info scrolls by) and then it never fully boots (login via ssh >> is not possible), so i cannot see or check what's wrong. >> >> If i disable inteldrm on boot, the system boots, ssh works and i can use the >> system. Trying to start X fails however. >> >> As i intend to use the system as a headless server, i do not really care if >> the card really works, but i'd like to be able to boot the system without >> disabling inteldrm every time. >> >> This is the firmware i've currently installed: >> >> $ doas fw_update -i >> Installed: intel-firmware-20180108 >> >> The graphics card shows as >> >> vga1 at pci0 dev 2 function 0 vendor "Intel", unknown product 0x5a85 rev 0x0b >> >> Is anyone else here using this board, or is this error due to some changes >> in the recent snapshots? Any help is appreciated. >> >> >> I've only found a dmesg for the 'biger brother' ASRock J4205 (HD Graphics >> 505) from october, where the system recognized the graphics card >> (https://marc.info/?l=openbsd-misc&m=150970512103946&w=2): >> >> inteldrm0 at pci0 dev 2 function 0 vendor "Intel", unknown product 0x5a84 >> rev 0x0b >> drm0 at inteldrm0 >> inteldrm0: msi >> error: [drm:pid0:i915_firmware_load_error_print] *ERROR* failed to load >> firmware i915/bxt_dmc_ver1.bin (-22) >> error: [drm:pid0:i915_gem_init_hw] *ERROR* Failed to initialize GuC, error >> -8 (ignored) >> inteldrm0: 1920x1080, 32bpp >> >> >> dmesg from my system is attached. >> >> Best regards >> Nils >> <dmesg.boot> >
