47 lines
1.1 KiB
Nix
47 lines
1.1 KiB
Nix
|
{ stdenv, fetchurl, kernel }:
|
||
|
|
|
||
|
|
let
|
||
|
|
|
||
|
|
version = "0.4.1";
|
||
|
|
name = "bbswitch-${version}";
|
||
|
|
|
||
|
|
in stdenv.mkDerivation {
|
||
|
|
inherit name;
|
||
|
|
|
||
|
|
src = fetchurl {
|
||
|
|
url = "http://github.com/downloads/Bumblebee-Project/bbswitch/${name}.tar.gz";
|
||
|
|
sha256 = "d579c6efc5f6482f0cf0b2c1b1f1a127413218cdffdc8f2d5a946c11909bda23";
|
||
|
|
};
|
||
|
|
|
||
|
|
preBuild = ''
|
||
|
|
kernelVersion=$(cd ${kernel}/lib/modules && ls)
|
||
|
|
substituteInPlace Makefile \
|
||
|
|
--replace "\$(shell uname -r)" "$kernelVersion" \
|
||
|
|
--replace "/lib/modules" "${kernel}/lib/modules"
|
||
|
|
'';
|
||
|
|
|
||
|
|
installPhase = ''
|
||
|
|
kernelVersion=$(cd ${kernel}/lib/modules && ls)
|
||
|
|
ensureDir $out/lib/modules/$kernelVersion/misc
|
||
|
|
cp bbswitch.ko $out/lib/modules/$kernelVersion/misc
|
||
|
|
|
||
|
|
ensureDir $out/bin
|
||
|
|
tee $out/bin/discrete_vga_poweroff << EOF
|
||
|
|
#!/bin/sh
|
||
|
|
|
||
|
|
echo -n OFF > /proc/acpi/bbswitch
|
||
|
|
EOF
|
||
|
|
tee $out/bin/discrete_vga_poweron << EOF
|
||
|
|
#!/bin/sh
|
||
|
|
|
||
|
|
echo -n ON > /proc/acpi/bbswitch
|
||
|
|
EOF
|
||
|
|
chmod +x $out/bin/discrete_vga_poweroff $out/bin/discrete_vga_poweron
|
||
|
|
'';
|
||
|
|
|
||
|
|
meta = {
|
||
|
|
platforms = stdenv.lib.platforms.linux;
|
||
|
|
description = "A module for powering off hybrid GPUs";
|
||
|
|
};
|
||
|
|
}
|