# Maintainer: John Vogel <jvogel@stygian.me>

# This APKBUILD borrows heavily from the jool-lts and jool-rpi aports.

# AIC8800 version
# Keep _ver in sync with radxa/aic8800
# When changing _ver we *must* bump _rel!
_name=aic8800
_ver=5.0_git20260429
_srcver=5.0+git20260123.5f7be68d-5
_rel=0
_flavor=dragon

# For custom kernels set $FLAVOR.
_flavor="$FLAVOR"
_extra_flavors=""
if [ -z "$FLAVOR" ]; then
	_flavor="dragon"
fi

# Kernel version
# Keep in sync with radxa/linux-dragon!
_kpkg=linux-$_flavor
_kver=7.0.11
_krel=0
_kpkgver="$_kver-r$_krel"

maintainer="John Vogel <jvogel@stygian.me>"
pkgname=$_name-$_flavor
pkgver=$_kver
pkgrel=$(( _krel + _rel ))
pkgdesc="Aicsemi AIC8800 drivers for Linux (kernel modules for linux-$_flavor)"
url="https://github.com/radxa-pkg/aic8800"
arch="aarch64"
license="GPL-3.0-or-later"
makedepends="$_kpkg-dev=$_kpkgver linux-headers xz"
subpackages="$pkgname-doc $pkgname-firmware"
source="aic8800-$_srcver.tar.gz::https://github.com/radxa-pkg/aic8800/archive/refs/tags/$_srcver.tar.gz"
builddir="$srcdir/$_name-${_srcver/+/-}"
options="!strip !check !usrmerge"

for _f in $_extra_flavors; do
	makedepends="$makedepends linux-$_f-dev=$_kpkgver"
	subpackages="$subpackages $_name-$_f:_extra"
done

prepare() {
	default_prepare

	dos2unix src/USB/driver_fw/drivers/aic8800/aic_load_fw/aicbluetooth.c
	dos2unix src/USB/driver_fw/drivers/aic_btusb/aic_btusb.h
	dos2unix src/USB/driver_fw/drivers/aic8800/aic_load_fw/aic_bluetooth_main.c

	while read -r p; do
		printf 'applying %s\n' "$p"
		patch -Np1 -i debian/patches/$p
	done < debian/patches/series

	# verify the kernel version
	local _kapkbuild="$startdir"/../../testing/linux-$_flavor/APKBUILD
	if [ -f $_kapkbuild ]; then
		(	. $_kapkbuild
			pkgname=$_name-$_flavor
			[ "$_kver" != "$pkgver" ] && die "please update _kver to $pkgver"
			[ "$_krel" != "$pkgrel" ] && die "please update _krel to $pkgrel"
			return 0
		)
	fi
}

_kernelarch() {
	local arch="$1"
	case "$arch" in
		aarch64*) arch="arm64" ;;
		arm*) arch="arm" ;;
		ppc*) arch="powerpc" ;;
		s390*) arch="s390" ;;
		riscv*) arch="riscv" ;;
		loongarch64) arch="loongarch" ;;
	esac
	echo "$arch"
}

build() {
	local flavor= kabi=
	for flavor in $_flavor $_extra_flavors; do
		kabi="${_kver/_rc/-rc}-$_krel-$flavor"
		cp -a -l "$builddir" "$srcdir"/"$kabi"
		cd "$srcdir"/"$kabi"
		make -C "/lib/modules/$_kver-$_krel-$flavor/build" \
			M="$srcdir/$kabi/src/USB/driver_fw/drivers/aic_btusb" \
			ARCH="$(_kernelarch $CBUILD)" \
			CROSS_COMPILE= \
			modules
		make -C "/lib/modules/$_kver-$_krel-$flavor/build" \
			M="$srcdir/$kabi/src/USB/driver_fw/drivers/aic8800" \
			ARCH="$(_kernelarch $CBUILD)" \
			CROSS_COMPILE= \
			modules
	done
}

package() {
	install -Dm644 -t "$pkgdir"/usr/share/licenses/"$pkgname" LICENSE

	local flavor= kabi=
	for flavor in $_flavor $_extra_flavors; do
		kabi="${_kver/_rc/-rc}-$_krel-$flavor"
		cd "$srcdir"/"$kabi"
		make -C "/lib/modules/$_kver-$_krel-$flavor/build" \
			M="$srcdir/$kabi/src/USB/driver_fw/drivers/aic_btusb" \
			ARCH="$(_kernelarch $CBUILD)" \
			CROSS_COMPILE= \
			INSTALL_MOD_PATH="$pkgdir" \
			CONFIG_MODULE_SIG_KEY="/lib/modules/$_kver-$_krel-$flavor/build/certs/signing_key.x509" \
			modules_install
		make -C "/lib/modules/$_kver-$_krel-$flavor/build" \
			M="$srcdir/$kabi/src/USB/driver_fw/drivers/aic8800" \
			ARCH="$(_kernelarch $CBUILD)" \
			CROSS_COMPILE= \
			INSTALL_MOD_PATH="$pkgdir" \
			CONFIG_MODULE_SIG_KEY="/lib/modules/$_kver-$_krel-$flavor/build/certs/signing_key.x509" \
			modules_install
	done

}

_extra() {
	local flavor=${subpkgname##*-}
	local kabi="${_kver/_rc/-rc}-$_krel-$flavor"
	depends="linux-$flavor=$_kpkgver"
	install_if="linux-$flavor=$_kpkgver"
	pkgdesc="Aicsemi AIC8800 drivers for Linux (kernel modules for linux-$flavor)"

	install -dm755 "$subpkgdir"/lib/modules
	mv "$pkgdir"/lib/modules/"$kabi" "$subpkgdir"/lib/modules
}

firmware() {
	pkgdesc="Aicsemi AIC8800 drivers for Linux (usb firmware)"

	install -Dm644 -t "$subpkgdir"/lib/firmware/aic8800_fw/USB/aic8800D80 \
		"$builddir"/src/USB/driver_fw/fw/aic8800D80/*.bin
	install -Dm644 -t "$subpkgdir"/lib/firmware/aic8800_fw/USB/aic8800D80 \
		"$builddir"/src/USB/driver_fw/fw/aic8800D80/*.txt
}

sha512sums="
d99215a577ebc65d275c00298e7ddd8819e3ecd16f0db352dd7b2a3665d12da80ee62c97e7f7de96c62b7237c0f6b7d1dffc13e6d16bac86fd2d052432772be8  aic8800-5.0+git20260123.5f7be68d-5.tar.gz
"