I'm getting the feeling this isn't possible.  To wit:
Xorg.0.log doesn't exist (which seems odd...)
.
dmesg shows:
May 7 04:22:25 omar pseudo: [ID 129642 kern.info] pseudo-device: lockstat0 May 7 04:22:25 omar genunix: [ID 936769 kern.info] lockstat0 is /pseudo/lockstat@0
May  7 04:22:25 omar pseudo: [ID 129642 kern.info] pseudo-device: lofi0
May 7 04:22:25 omar genunix: [ID 936769 kern.info] lofi0 is /pseudo/lofi@0 May 7 04:22:25 omar pseudo: [ID 129642 kern.info] pseudo-device: nvidia255 May 7 04:22:25 omar genunix: [ID 936769 kern.info] nvidia255 is /pseudo/nvidia@255 May 7 04:22:25 omar nvidia_modeset: [ID 107833 kern.notice] Loading NVIDIA Kernel Mode Setting Driver for UNIX platforms 470.239.06 Sat Feb 3 05:55:09 UTC 2024 May 7 04:22:25 omar pseudo: [ID 129642 kern.info] pseudo-device: profile0 May 7 04:22:25 omar genunix: [ID 936769 kern.info] profile0 is /pseudo/profile@0

Watching it boot, it loads the NVidia and nvidia_modeset drivers, and then unloads them again.
root@omar:~# dmesg | grep -i load
May 7 04:20:53 omar nvidia_modeset: [ID 107833 kern.notice] Loading NVIDIA Kernel Mode Setting Driver for UNIX platforms 470.239.06 Sat Feb 3 05:55:09 UTC 2024
May  7 04:20:56 omar nvidia_modeset: [ID 107833 kern.notice] Unloading

root@omar:~# find / -name intel\* -print
/kernel/drv/intel_nhm.conf
/kernel/drv/amd64/intel_nhm
/kernel/drv/amd64/intel_nhmex
/kernel/drv/amd64/intel_nb5000
/kernel/drv/intel_nhmex.conf
/kernel/drv/intel_nb5000.conf
find: stat() error /proc/181/lwp/10: No such file or directory
find: stat() error /proc/561/lwp/24: No such file or directory
/platform/i86pc/amd64/archive_cache/kernel/drv/intel_nhm.conf
/platform/i86pc/amd64/archive_cache/kernel/drv/amd64/intel_nb5000
/platform/i86pc/amd64/archive_cache/kernel/drv/amd64/intel_nhm
/platform/i86pc/amd64/archive_cache/kernel/drv/amd64/intel_nhmex
/platform/i86pc/amd64/archive_cache/kernel/drv/intel_nb5000.conf
/platform/i86pc/amd64/archive_cache/kernel/drv/intel_nhmex.conf
/usr/include/drm/intel_bufmgr.h
/usr/include/drm/intel_aub.h
/usr/include/drm/intel_debug.h
/usr/platform/i86pc/lib/fm/eft/intel.eft
/usr/share/vim/vim91/compiler/intel.vim

root@omar:~# find / -name nvidia\* -print
/dev/nvidia-modeset
/dev/nvidia0
/dev/nvidia1
/dev/nvidia10
/dev/nvidia11
/dev/nvidia12
/dev/nvidia13
/dev/nvidia14
/dev/nvidia15
/dev/nvidia2
/dev/nvidia3
/dev/nvidia4
/dev/nvidia5
/dev/nvidia6
/dev/nvidia7
/dev/nvidia8
/dev/nvidia9
/dev/nvidiactl
/kernel/drv/amd64/nvidia_modeset
/kernel/drv/amd64/nvidia
/kernel/drv/nvidia_modeset.conf
/kernel/drv/nvidia.conf
/system/object/nvidia
/system/object/nvidia_modeset
find: stat() error /proc/181/lwp/10: No such file or directory
find: stat() error /proc/561/lwp/24: No such file or directory
/lib/opengl/ogl_select/nvidia_vendor_select
/platform/i86pc/amd64/archive_cache/kernel/drv/amd64/nvidia_modeset
/platform/i86pc/amd64/archive_cache/kernel/drv/amd64/nvidia
/platform/i86pc/amd64/archive_cache/kernel/drv/nvidia_modeset.conf
/platform/i86pc/amd64/archive_cache/kernel/drv/nvidia.conf
/usr/dt/appconfig/icons/C/nvidia-settings.m.bm
/usr/dt/appconfig/icons/C/nvidia-settings.l.bm
/usr/dt/appconfig/icons/C/nvidia-settings.t.pm
/usr/dt/appconfig/icons/C/nvidia-settings.l_m.bm
/usr/dt/appconfig/icons/C/nvidia-settings.m_m.bm
/usr/dt/appconfig/icons/C/nvidia-settings.m.pm
/usr/dt/appconfig/icons/C/nvidia-settings.l.pm
/usr/dt/appconfig/icons/C/nvidia-settings.t_m.bm
/usr/dt/appconfig/icons/C/nvidia-settings.t.bm
/usr/dt/appconfig/types/C/nvidia-settings.dt
/usr/dt/appconfig/appmanager/C/Desktop_Apps/nvidia-settings
/usr/X11/lib/modules/drivers/amd64/nvidia_drv.so
/usr/bin/amd64/nvidia-smi
/usr/bin/amd64/nvidia-debugdump
/usr/bin/amd64/nvidia-settings
/usr/bin/amd64/nvidia-xconfig
/usr/bin/nvidia-xconfig
/usr/bin/nvidia-settings
/usr/bin/nvidia-SunOS-bug-report.sh
/usr/share/nvidia
/usr/share/nvidia/nvidia-application-profiles-key-documentation
/usr/share/nvidia/nvidia-application-profiles-rc
/usr/share/doc/NVIDIA/html/nvidiasettings.html
/usr/share/applications/nvidia-settings.desktop
/usr/share/man/man1/nvidia-settings.1
/usr/share/man/man1/nvidia-xconfig.1
/usr/share/man/man1/nvidia-smi.1
/usr/share/icons/NVIDIA/nvidia-settings.png
/usr/share/control-center-2.0/capplets/nvidia-settings.s10.desktop
/devices/pseudo/nvidia@255
/devices/pseudo/nvidia@255:nvidiactl
/devices/pseudo/nvidia_modeset@0
/devices/pseudo/nvidia_modeset@0:ctl
root@omar:~#

So, I would need to somehow tell the installer to ignore what it thinks the video card is, and create the OS with Intel devices/drivers/etc.
To answer your question, this Gigabyte Brix is about 6 years old.
I'm finding the lack of the Xorg log and the fact that it ignores the file I created at Alan's suggestion to be odd and disturbing. This was normal under FreeBSD.
Rainer

------ Original Message ------
From "Alan Coopersmith" <alan.coopersm...@oracle.com>
To "Rainer Heilke" <rhei...@dragonhearth.com>; "Discussion list for OpenIndiana" <openindiana-discuss@openindiana.org>
Date 2024-05-07 10:55:02 AM
Subject Re: [OpenIndiana-discuss] Selecting wrong video driver

/var/log/Xorg.0.log should have information on what config files the X server
read, what devices it actually found, and what decisions it made on which
driver to use for them.

It would have to be a very old motherboard to have an Intel graphics chip
that's not part of an Intel CPU - they merged them into a single unit years
ago.  But X won't assume an nvidia card based on the CPU, only on the PCI
device ids it finds that match nvidia's vendor id.

        -alan-

On 5/6/24 18:59, Rainer Heilke wrote:
Hi.
xrandr called it an Intel graphics card. The intel_drv.so driver worked solidly 
under FreeBSD. I think X keeps thinking it's an NVidia card because it's an AMD 
CPU. But Gigabyte seems to have used an intel chip on the motherboard. The 
NVideo driver hasn't worked under any flavour of Unix/Linux I've tried.
Rainer


------ Original Message ------
 From "Rainer Heilke" <rhei...@dragonhearth.com>
To "Alan Coopersmith" <alan.coopersm...@oracle.com>; "Discussion list for 
OpenIndiana" <openindiana-discuss@openindiana.org>
Date 2024-05-06 6:29:09 PM
Subject Re: [OpenIndiana-discuss] Selecting wrong video driver

------ Original Message ------
From "Alan Coopersmith" <alan.coopersm...@oracle.com>
To "Discussion list for OpenIndiana" <openindiana-discuss@openindiana.org>; "Rainer 
Heilke" <rhei...@dragonhearth.com>
Date 2024-05-06 6:17:15 PM
Subject Re: [OpenIndiana-discuss] Selecting wrong video driver

On 5/6/24 18:10, Rainer Heilke wrote:
Greetings.
Which file is Hipster using to define the video driver to use? X is trying to 
use the NVidia driver, which fails. Under FreeBSD, the Intel driver worked, so 
I'm hoping it will here as well. But none  of the files I've found that mention 
the NVidia driver seem to actually be an Xorg config file.

Like Xorg on all other platforms, it will use /etc/X11/xorg.conf if it exists,
or config snippets in /etc/X11/xorg.conf.d/ but the default configuration
doesn't use a config file, but lets Xorg check for available video devices
and uses its internal mapping of PCI vendor ids to drivers to decide which
drivers to use for those.

--         -Alan Coopersmith-                 alan.coopersm...@oracle.com
         Oracle Solaris Engineering - https://blogs.oracle.com/solaris

Hi.
That make sense, thanks. It also explains why I can't find a config file to 
edit.
So, is there an "official" way to override the driver X is using? Do I need to 
hack together a config file to do this?
Thanks again,
Rainer



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--         -Alan Coopersmith-                 alan.coopersm...@oracle.com
         Oracle Solaris Engineering - https://blogs.oracle.com/solaris


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