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author | Shea Levy <shea@shealevy.com> | 2014-02-08 14:45:28 -0500 |
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committer | Shea Levy <shea@shealevy.com> | 2014-02-08 14:45:37 -0500 |
commit | dea562b6b920463395db47d141689e0768eb4836 (patch) | |
tree | 40fa4b0ee514c9ed9b430737451af8e8121dfda6 /nixos/modules/hardware/opengl.nix | |
parent | 4a1e74673a2ead0e727f5a356fbccbd88c52dd91 (diff) | |
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services.mesa -> hardware.opengl
Signed-off-by: Shea Levy <shea@shealevy.com>
Diffstat (limited to 'nixos/modules/hardware/opengl.nix')
-rw-r--r-- | nixos/modules/hardware/opengl.nix | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/nixos/modules/hardware/opengl.nix b/nixos/modules/hardware/opengl.nix new file mode 100644 index 00000000000..603012cb109 --- /dev/null +++ b/nixos/modules/hardware/opengl.nix @@ -0,0 +1,121 @@ +{ config, pkgs, pkgs_i686, ... }: +let + inherit (pkgs.lib) mkOption types mkIf optional optionals elem optionalString optionalAttrs; + + cfg = config.hardware.opengl; + + kernelPackages = config.boot.kernelPackages; +in { + options = { + hardware.opengl.enable = mkOption { + description = "Whether this configuration requires opengl."; + type = types.bool; + default = false; + internal = true; + }; + + hardware.opengl.driSupport = mkOption { + type = types.bool; + default = true; + description = '' + Whether to enable accelerated OpenGL rendering through the + Direct Rendering Interface (DRI). + ''; + }; + + hardware.opengl.driSupport32Bit = mkOption { + type = types.bool; + default = false; + description = '' + On 64-bit systems, whether to support Direct Rendering for + 32-bit applications (such as Wine). This is currently only + supported for the <literal>nvidia</literal> driver and for + <literal>Mesa</literal>. + ''; + }; + + hardware.opengl.s3tcSupport = mkOption { + type = types.bool; + default = false; + description = '' + Make S3TC(S3 Texture Compression) via libtxc_dxtn available + to OpenGL drivers. It is essential for many games to work + with FOSS GPU drivers. + + Using this library may require a patent license depending on your location. + ''; + }; + + + hardware.opengl.videoDrivers = mkOption { + type = types.listOf types.str; + # !!! We'd like "nv" here, but it segfaults the X server. + default = [ "ati" "cirrus" "intel" "vesa" "vmware" ]; + example = [ "vesa" ]; + description = '' + The names of the opengl video drivers the configuration + supports. They will be tried in order until one that + supports your card is found. + ''; + }; + }; + + config = mkIf cfg.enable { + assertions = pkgs.lib.singleton { + assertion = cfg.driSupport32Bit -> pkgs.stdenv.isx86_64; + message = "Option driSupport32Bit only makes sens on a 64-bit system."; + }; + + system.activationScripts.setup-opengl.deps = []; + system.activationScripts.setup-opengl.text = '' + rm -f /run/opengl-driver{,-32} + ${optionalString (pkgs.stdenv.isi686) "ln -sf opengl-driver /run/opengl-driver-32"} + '' + #TODO: The OpenGL driver should depend on what's detected at runtime. + +( if elem "nvidia" cfg.videoDrivers then + '' + ln -sf ${kernelPackages.nvidia_x11} /run/opengl-driver + ${optionalString cfg.driSupport32Bit + "ln -sf ${pkgs_i686.linuxPackages.nvidia_x11.override { libsOnly = true; kernel = null; } } /run/opengl-driver-32"} + '' + else if elem "nvidiaLegacy173" cfg.videoDrivers then + "ln -sf ${kernelPackages.nvidia_x11_legacy173} /run/opengl-driver" + else if elem "nvidiaLegacy304" cfg.videoDrivers then + '' + ln -sf ${kernelPackages.nvidia_x11_legacy304} /run/opengl-driver + ${optionalString cfg.driSupport32Bit + "ln -sf ${pkgs_i686.linuxPackages.nvidia_x11_legacy304.override { libsOnly = true; kernel = null; } } /run/opengl-driver-32"} + '' + else if elem "ati_unfree" cfg.videoDrivers then + "ln -sf ${kernelPackages.ati_drivers_x11} /run/opengl-driver" + else + '' + ${optionalString cfg.driSupport "ln -sf ${pkgs.mesa_drivers} /run/opengl-driver"} + ${optionalString cfg.driSupport32Bit + "ln -sf ${pkgs_i686.mesa_drivers} /run/opengl-driver-32"} + '' + ); + + environment.variables.LD_LIBRARY_PATH = + [ "/run/opengl-driver/lib" "/run/opengl-driver-32/lib" ] + ++ optional cfg.s3tcSupport "${pkgs.libtxc_dxtn}/lib" + ++ optional (cfg.s3tcSupport && cfg.driSupport32Bit) "${pkgs_i686.libtxc_dxtn}/lib"; + + boot.extraModulePackages = + optional (elem "nvidia" cfg.videoDrivers) kernelPackages.nvidia_x11 ++ + optional (elem "nvidiaLegacy173" cfg.videoDrivers) kernelPackages.nvidia_x11_legacy173 ++ + optional (elem "nvidiaLegacy304" cfg.videoDrivers) kernelPackages.nvidia_x11_legacy304 ++ + optional (elem "virtualbox" cfg.videoDrivers) kernelPackages.virtualboxGuestAdditions ++ + optional (elem "ati_unfree" cfg.videoDrivers) kernelPackages.ati_drivers_x11; + + boot.blacklistedKernelModules = + optionals (elem "nvidia" cfg.videoDrivers) [ "nouveau" "nvidiafb" ]; + + environment.etc = (optionalAttrs (elem "ati_unfree" cfg.videoDrivers) { + "ati".source = "${kernelPackages.ati_drivers_x11}/etc/ati"; + }) + // (optionalAttrs (elem "nvidia" cfg.videoDrivers) { + "OpenCL/vendors/nvidia.icd".source = "${kernelPackages.nvidia_x11}/lib/vendors/nvidia.icd"; + }); + }; +} |