DRM(4) - Device Drivers Manual #
DRM(4) - Device Drivers Manual
NAME #
drm, inteldrm, radeondrm - Direct Rendering Manager device
SYNOPSIS #
# 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?
DESCRIPTION #
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:
amdgpu(4)
AMD Radeon GPUs using the amdgpu kernel driver
intel(4)
Intel integrated graphics chipsets
radeon(4)
ATI/AMD Radeon video driver
FILES #
/dev/dri/card*
DRM primary node files.
/dev/dri/renderD*
DRM render node files.
/usr/X11R6/lib/modules/dri/*_dri.so
X DRI modules.
SEE ALSO #
HISTORY #
The drm driver first appeared in OpenBSD 4.3.
OpenBSD 7.5 - January 7, 2022