root@akdx02:~# lspci -nn | grep -i arc 05:00.0 VGA compatible controller [0300]: Intel Corporation DG2 [Arc A380] [8086:56a5] (rev 05)

root@akdx02:~# dmesg | grep -e DMAR -e IOMMU [ 0.007812] ACPI: DMAR 0x000000005C435638 0000DC (v01 ALASKA A M I 00000001 INTL 20091013) [ 0.007832] ACPI: Reserving DMAR table memory at [mem 0x5c435638-0x5c435713] [ 0.065303] DMAR: IOMMU enabled [ 0.179024] DMAR: Host address width 46 [ 0.179025] DMAR: DRHD base: 0x000000fbffd000 flags: 0x0 [ 0.179036] DMAR: dmar0: reg_base_addr fbffd000 ver 1:0 cap 8d2008c10ef0466 ecap f0205b [ 0.179038] DMAR: DRHD base: 0x000000fbffc000 flags: 0x1 [ 0.179042] DMAR: dmar1: reg_base_addr fbffc000 ver 1:0 cap 8d2078c106f0466 ecap f020df [ 0.179044] DMAR: RMRR base: 0x0000005ce24000 end: 0x0000005ce33fff [ 0.179046] DMAR: ATSR flags: 0x0 [ 0.179047] DMAR: RHSA base: 0x000000fbffc000 proximity domain: 0x0 [ 0.179049] DMAR-IR: IOAPIC id 1 under DRHD base 0xfbffc000 IOMMU 1 [ 0.179051] DMAR-IR: IOAPIC id 2 under DRHD base 0xfbffc000 IOMMU 1 [ 0.179052] DMAR-IR: HPET id 0 under DRHD base 0xfbffc000 [ 0.179053] DMAR-IR: x2apic is disabled because BIOS sets x2apic opt out bit. [ 0.179053] DMAR-IR: Use 'intremap=no_x2apic_optout' to override the BIOS setting. [ 0.179622] DMAR-IR: Enabled IRQ remapping in xapic mode [ 0.470642] DMAR: [Firmware Bug]: RMRR entry for device 0a:00.0 is broken - applying workaround [ 0.470645] DMAR: No SATC found [ 0.470647] DMAR: dmar1: Using Queued invalidation [ 0.476796] DMAR: Intel(R) Virtualization Technology for Directed I/O

wget -qO - https://repositories.intel.com/gpu/intel-graphics.key | sudo gpg --yes --dearmor --output /usr/share/keyrings/intel-graphics.gpg echo "deb [arch=amd64,i386 signed-by=/usr/share/keyrings/intel-graphics.gpg] https://repositories.intel.com/gpu/ubuntu jammy client" | sudo tee /etc/apt/sources.list.d/intel-gpu-jammy.list sudo apt update sudo apt install -y intel-opencl-icd intel-level-zero-gpu level-zero intel-media-va-driver-non-free libmfx1 libmfxgen1 libvpl2 libegl-mesa0 libegl1-mesa libegl1-mesa-dev libgbm1 libgl1-mesa-dev libgl1-mesa-dri libglapi-mesa libgles2-mesa-dev libglx-mesa0 libigdgmm12 libxatracker2 mesa-va-drivers mesa-vdpau-drivers mesa-vulkan-drivers va-driver-all vainfo hwinfo clinfo

debian@disktest:~$ lspci -nn | grep 8086:56a5 00:10.0 VGA compatible controller [0300]: Intel Corporation DG2 [Arc A380] [8086:56a5] (rev 05)