tjh.dev
1{
2 lib,
3 stdenv,
4 fetchFromGitHub,
5
6 # build
7 cmake,
8 pkg-config,
9
10 # runtime
11 expat,
12 ipu6-camera-bins,
13 libtool,
14 gst_all_1,
15 libdrm,
16
17 # Pick one of
18 # - ipu6 (Tiger Lake)
19 # - ipu6ep (Alder Lake)
20 # - ipu6epmtl (Meteor Lake)
21 ipuVersion ? "ipu6",
22}:
23let
24 ipuTarget =
25 {
26 "ipu6" = "ipu_tgl";
27 "ipu6ep" = "ipu_adl";
28 "ipu6epmtl" = "ipu_mtl";
29 }
30 .${ipuVersion};
31in
32stdenv.mkDerivation {
33 pname = "${ipuVersion}-camera-hal";
34 version = "unstable-2024-09-29";
35
36 src = fetchFromGitHub {
37 owner = "intel";
38 repo = "ipu6-camera-hal";
39 rev = "f98f72b156563fe8373e4f8d017a9f609676bb33";
40 hash = "sha256-zVcgKW7/GHYd1oMvsaI77cPyj3G68dL+OXBJDz5+Td4=";
41 };
42
43 nativeBuildInputs = [
44 cmake
45 pkg-config
46 ];
47
48 cmakeFlags = [
49 "-DIPU_VER=${ipuVersion}"
50 "-DTARGET_SUFFIX=-${ipuVersion}"
51 # missing libiacss
52 "-DUSE_PG_LITE_PIPE=ON"
53 "-DCMAKE_BUILD_TYPE=Release"
54 "-DCMAKE_INSTALL_PREFIX=${placeholder "out"}"
55 "-DCMAKE_INSTALL_SUB_PATH=${ipuTarget}"
56 "-DCMAKE_INSTALL_LIBDIR=lib"
57 ];
58
59 NIX_CFLAGS_COMPILE = [
60 "-Wno-error"
61 ];
62
63 enableParallelBuilding = true;
64
65 buildInputs = [
66 expat
67 ipu6-camera-bins
68 libtool
69 gst_all_1.gstreamer
70 gst_all_1.gst-plugins-base
71 libdrm
72 ];
73
74 postPatch = ''
75 substituteInPlace src/platformdata/PlatformData.h \
76 --replace '/usr/share/' "${placeholder "out"}/share/" \
77 --replace '#define CAMERA_DEFAULT_CFG_PATH "/etc/camera/"' '#define CAMERA_DEFAULT_CFG_PATH "${placeholder "out"}/etc/camera/"'
78 '';
79
80 postInstall = ''
81 mkdir -p $out/include/${ipuTarget}/
82 cp -r $src/include $out/include/${ipuTarget}/libcamhal
83 '';
84
85 postFixup = ''
86 for lib in $out/lib/*.so; do
87 patchelf --add-rpath "${ipu6-camera-bins}/lib" $lib
88 done
89 '';
90
91 passthru = {
92 inherit ipuVersion ipuTarget;
93 };
94
95 meta = with lib; {
96 description = "HAL for processing of images in userspace";
97 homepage = "https://github.com/intel/ipu6-camera-hal";
98 license = licenses.asl20;
99 maintainers = [ ];
100 platforms = [ "x86_64-linux" ];
101 };
102}