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Diffstat (limited to 'nongnu/services/nvidia.scm')
-rw-r--r-- | nongnu/services/nvidia.scm | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/nongnu/services/nvidia.scm b/nongnu/services/nvidia.scm new file mode 100644 index 0000000..985e12b --- /dev/null +++ b/nongnu/services/nvidia.scm @@ -0,0 +1,56 @@ +;;; SPDX-License-Identifier: GPL-3.0-or-later +;;; Copyright © 2022 Hilton Chain <hako@ultrarare.space> + +(define-module (nongnu services nvidia) + #:use-module (gnu packages) + #:use-module (gnu packages linux) + #:use-module (gnu services) + #:use-module (gnu services base) + #:use-module (gnu services linux) + #:use-module (gnu services shepherd) + #:use-module (guix gexp) + #:use-module (guix records) + #:use-module (nongnu packages nvidia) + #:export (nvidia-configuration + nvidia-configuration? + nvidia-configuration-record? + nvidia-service-type)) + +(define-record-type* <nvidia-configuration> + nvidia-configuration make-nvidia-configuration + nvidia-configuration? + (nvidia-driver nvidia-configuration-nvidia-driver + (default (list nvidia-driver))) ; list of file-like + (nvidia-firmware nvidia-configuration-nvidia-firmware + (default (list nvidia-firmware))) ; list of file-like + (nvidia-module nvidia-configuration-nvidia-module + (default (list nvidia-module))) ; list of file-like + (modules nvidia-configuration-modules + (default (list "nvidia-uvm")))) ; list of string + +(define (nvidia-shepherd-service config) + (list (shepherd-service + (documentation "Unload nvidia-uvm module on powering off.") + (provision '(nvidia)) + (requirement '(user-processes)) + (start #~(const #t)) + (stop #~(lambda _ + (let ((rmmod #$(file-append kmod "/bin/rmmod"))) + (zero? (system* rmmod "nvidia-uvm")))))))) + +(define nvidia-service-type + (service-type + (name 'nvidia) + (extensions + (list (service-extension shepherd-root-service-type + nvidia-shepherd-service) + (service-extension udev-service-type + nvidia-configuration-nvidia-driver) + (service-extension firmware-service-type + nvidia-configuration-nvidia-firmware) + (service-extension linux-loadable-module-service-type + nvidia-configuration-nvidia-module) + (service-extension kernel-module-loader-service-type + nvidia-configuration-modules))) + (default-value (nvidia-configuration)) + (description "Load NVIDIA modules."))) |