blob: 9fe4021c4247429c379b5ab129940429f2ae3144 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
{ config, pkgs, lib, ... }:
let kernel = config.boot.kernelPackages; in
{
###### interface
options = {
hardware.nvidiaOptimus.disable = lib.mkOption {
default = false;
type = lib.types.bool;
description = ''
Completely disable the NVIDIA graphics card and use the
integrated graphics processor instead.
'';
};
};
###### implementation
config = lib.mkIf config.hardware.nvidiaOptimus.disable {
boot.blacklistedKernelModules = ["nouveau" "nvidia" "nvidiafb"];
boot.kernelModules = [ "bbswitch" ];
boot.extraModulePackages = [ kernel.bbswitch ];
systemd.services.bbswitch = {
description = "Disable NVIDIA Card";
wantedBy = [ "multi-user.target" ];
serviceConfig = {
Type = "oneshot";
RemainAfterExit = true;
ExecStart = "${kernel.bbswitch}/bin/discrete_vga_poweroff";
ExecStop = "${kernel.bbswitch}/bin/discrete_vga_poweron";
};
path = [ kernel.bbswitch ];
};
};
}
|