Merge pull request #745 from joshuaswarren/add-omarchy-ane-dkms
Add omarchy-ane-dkms, the Apple Neural Engine driver
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{
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"source": "local",
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"channels": ["edge"],
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"min_release_age": "24h",
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"upstream": {
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"watch": {
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"github": "joshuaswarren/omarchy-ane",
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"pattern": "v(?P<version>[0-9]+(?:\\.[0-9]+)*)"
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}
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}
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}
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# Maintainer: Joshua Warren <816217+joshuaswarren@users.noreply.github.com>
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pkgname=omarchy-ane-dkms
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_srcname=omarchy-ane
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pkgver=0.4.5
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pkgrel=1
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pkgdesc='Apple Neural Engine driver for Apple Silicon Macs (DKMS)'
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arch=('aarch64')
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groups=('omarchy-platform-apple-silicon')
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url='https://github.com/joshuaswarren/omarchy-ane'
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license=('GPL-2.0-only OR MIT')
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# dtc 1.7.1 is the first release that keeps a labelled node's phandle when it
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# applies an overlay (libfdt 1fad0650, 61e88fdc). Arch's dtc carries epoch 1.
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depends=('dkms' 'dtc>=1:1.7.1' 'python')
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# omarchy-mac-boot reads package-owned overlays from
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# /usr/lib/omarchy-mac-boot/dtb-overlays from 20261004-2 on (omacom/omarchy-mac-pkgs
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# 2a3ed89). An older one does not read them, and its boot check fails on a DKMS
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# module. A system without omarchy-mac-boot (Arch Linux ARM) is not affected.
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conflicts=('omarchy-mac-boot<20261004-2')
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# libdrm: drm.h for libane, which omarchy-ane-run links statically.
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makedepends=('dtc' 'libdrm')
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checkdepends=('fakeroot' 'linux-aurora-headers')
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optdepends=('linux-aurora-headers: build the modules for linux-aurora'
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'linux-asahi-headers: build the modules for linux-asahi')
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# ANE_ABI_MAJOR of ane.ko (ane/src/uapi/drm/ane_accel.h). omarchy-mlx depends on
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# the ABI, not on a package version.
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provides=('omarchy-ane-abi=1')
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install=omarchy-ane-dkms.install
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source=("$_srcname-$pkgver.tar.gz::$url/archive/refs/tags/v$pkgver.tar.gz")
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sha256sums=('f19216e36e552b15c856a1d26b91f296fdebbf9d4322b0e29deadb6dd4029f3b')
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prepare() {
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# The DKMS source tree: dkms.conf, ane/Makefile, ane/ane_stats_show.c,
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# ane/include/, ane/src/ and ane/t6021/.
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# PACKAGE_VERSION becomes /sys/module/ane/version.
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local src="$_srcname-$pkgver" dst="dkms/$_srcname-$pkgver"
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rm -rf dkms
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install -d "$dst/ane"
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cp -r "$src/dkms.conf" "$dst/"
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cp -r "$src/ane/Makefile" "$src/ane/ane_stats_show.c" "$src/ane/include" \
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"$src/ane/src" "$src/ane/t6021" "$dst/ane/"
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sed -i "s/@PKGVER@/$pkgver/" "$dst/dkms.conf"
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# T6000 and T6020 stay opt-in in this package until a row from this package
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# passes on each: the rows that turned them on ran the kernel's own driver.
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# The release's flip tool sets the overlay table, the opt-in key,
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# omarchy-ane-check's UNTESTED list and the firmware hook's DEFAULT_ON.
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local chip
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for chip in t6000 t6020; do
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python "$src/tools/promote_chip.py" --chip "$chip" --to opt-in --apply
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done
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}
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build() {
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make -C "$_srcname-$pkgver/tools" ane-run
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}
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check() {
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cd "$_srcname-$pkgver"
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python tools/test_ane_dt.py
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python tools/test_ane_firmware_fetch.py
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python tools/test_ane_m2.py
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python tools/test_ane_smoke.py
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python tools/test_ane_probe.py
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python tools/test_validate_ane_soc.py
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python tools/test_promotion_check.py
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# The opt-in that prepare() set: both overlays carry their key, the firmware
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# hook leaves T6020 alone, and omarchy-ane-check calls both chips untested.
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local optin=$srcdir/check-optin chip out
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rm -rf "$optin"
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packaging/build-dtbo "$optin/pkg" >/dev/null
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if grep -q '^DEFAULT_ON = .*"apple,t6020"' packaging/omarchy-ane-firmware-fetch; then
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echo "check: the firmware hook still fetches on T6020" >&2
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return 1
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fi
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for chip in t6000 t6020; do
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[[ $(fdtget -t s "$optin/pkg/usr/lib/omarchy-mac-boot/dtb-overlays/$chip/omarchy-ane.dtbo" \
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/ omarchy,opt-in 2>&1) == "ane-$chip" ]] ||
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{ echo "check: the $chip overlay has no omarchy,opt-in key" >&2; return 1; }
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mkdir -p "$optin/$chip/sys/firmware/devicetree/base"
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printf 'apple,%s\0' "$chip" >"$optin/$chip/sys/firmware/devicetree/base/compatible"
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out=$(bash packaging/omarchy-ane-check --root "$optin/$chip" 2>&1 || :)
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[[ $out == *"UNTESTED SoC: $chip"* ]] ||
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{ echo "check: omarchy-ane-check does not call $chip untested" >&2; return 1; }
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done
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echo "check: T6000 and T6020 are opt-in"
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local build=(/usr/lib/modules/*/build)
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local kver=${build[0]%/build}
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kver=${kver##*/}
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rm -rf "$srcdir/check"
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mkdir -p "$srcdir/check/dkms" "$srcdir/check/src"
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local dkms_options=(--dkmstree "$srcdir/check/dkms" --sourcetree "$srcdir/check/src" -k "$kver")
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fakeroot dkms "${dkms_options[@]}" add "$srcdir/dkms/$_srcname-$pkgver"
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local rc=0
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fakeroot dkms "${dkms_options[@]}" build "$_srcname/$pkgver" || rc=$?
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case $rc in
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0) ls "$srcdir/check/dkms/$_srcname/$pkgver/$kver"/*/module/{ane,ane_t6021}.ko* ;;
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77)
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# dkms.conf BUILD_EXCLUSIVE_CONFIG="!CONFIG_DRM_ACCEL_ANE": a kernel that
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# ships the in-tree ANE driver keeps its own modules.
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grep -qs '^CONFIG_DRM_ACCEL_ANE=[ym]' "${build[0]}"/{include/config/auto.conf,.config} ||
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{ echo "check: dkms skipped $kver, which has no CONFIG_DRM_ACCEL_ANE" >&2; return 1; }
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echo "check: no DKMS build: $kver ships the in-tree ANE driver (CONFIG_DRM_ACCEL_ANE)" ;;
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*) return "$rc" ;;
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esac
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}
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package() {
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cd "$_srcname-$pkgver"
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install -d "$pkgdir/usr/src"
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cp -r --no-preserve=ownership "$srcdir/dkms/$_srcname-$pkgver" "$pkgdir/usr/src/"
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install -Dm755 -t "$pkgdir/usr/bin" \
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packaging/omarchy-ane-check packaging/omarchy-ane-dt \
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packaging/omarchy-ane-firmware-fetch packaging/omarchy-ane-smoke
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install -Dm755 tools/omarchy-ane-probe "$pkgdir/usr/bin/omarchy-ane-probe"
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# omarchy-ane-smoke runs omarchy-ane-run from its own directory with these programs.
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install -Dm755 tools/ane-run "$pkgdir/usr/bin/omarchy-ane-run"
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install -Dm644 fixtures/h14-anec/add/program-0.anec \
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"$pkgdir/usr/share/omarchy-ane/fixtures/h14-anec/add/program-0.anec"
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install -Dm644 fixtures/h13-anec/add/program-0.anec \
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"$pkgdir/usr/share/omarchy-ane/fixtures/h13-anec/add/program-0.anec"
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install -Dm644 packaging/update-m1n1-dtbs "$pkgdir/usr/lib/omarchy-ane/update-m1n1-dtbs"
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install -Dm644 -t "$pkgdir/usr/share/libalpm/hooks" \
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packaging/90-omarchy-ane-dt.hook packaging/90-omarchy-ane-dt-remove.hook \
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packaging/90-omarchy-ane-firmware.hook
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# Overlays to /usr/lib/omarchy-mac-boot/dtb-overlays/PREFIX/omarchy-NAME.dtbo
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# (omarchy-mac-boot ships the directory; without omarchy-mac-boot this
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# package creates it), and data/ane-soc/SOC.json to /usr/share/omarchy-ane/soc/.
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# The data-only overlays compile as a check and are never installed.
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packaging/build-dtbo "$pkgdir"
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install -Dm644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
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}
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@@ -0,0 +1,7 @@
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# omarchy-ane-firmware-fetch writes the ANE firmware (90-omarchy-ane-firmware.hook
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# on T6021, by hand on T6020, T6022 and T8112). pacman does not own it.
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post_remove() {
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rm -f /usr/lib/firmware/apple/ane/t602x_ane0_fw_selene_rc4x.macho \
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/usr/lib/firmware/apple/ane/h14_ane_fw_bia_j4xx.macho
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rmdir /usr/lib/firmware/apple/ane 2>/dev/null || :
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}
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