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DRM(4) Device Drivers Manual DRM(4)

drm, inteldrm, radeondrmDirect Rendering Manager device

# amd64
amdgpu* at pci?
drm0 at amdgpu? primary 1
drm* at amdgpu?
wsdisplay0 at amdgpu? primary 1
wsdisplay* at amdgpu? mux -1

# arm64
amdgpu* at pci?
drm* at amdgpu?
wsdisplay* at amdgpu?

# amd64, i386
inteldrm* at pci?
intagp* at inteldrm?
agp* at intagp?
drm0 at inteldrm? primary 1
drm* at inteldrm?
wsdisplay0 at inteldrm? primary 1
wsdisplay* at inteldrm? mux -1

# amd64, i386
radeondrm* at pci?
drm0 at radeondrm? primary 1
drm* at radeondrm?
wsdisplay0 at radeondrm? primary 1
wsdisplay* at radeondrm? mux -1

# arm64, loongson, macppc, powerpc64, riscv64, sparc64
radeondrm* at pci?
drm* at radeondrm?
wsdisplay* at radeondrm?

The drm driver provides support for hardware accelerated video using the Direct Rendering Infrastructure (DRI). drm provides kernel support for DRI, and is used in conjunction with the X(7) DRI module.

Support is currently available for the following graphics cards:

AMD Radeon GPUs using the amdgpu kernel driver
Intel integrated graphics chipsets
ATI/AMD Radeon video driver

DRM primary node files.
DRM render node files.
X DRI modules.


The drm driver first appeared in OpenBSD 4.3.

January 7, 2022 OpenBSD-current