# Contributor: A. Wilcox <awilfox@adelielinux.org>
# Maintainer: Adelie Platform Group <adelie-devel@lists.adelielinux.org>
# KEEP THIS IN SYNC with the other easy-kernel packages.
_kflavour=""
_patchver=6  # must match 1000-version.patch
_pkgname=easy-kernel$_kflavour
pkgver=5.15.132
pkgrel=1
pkgname=$_pkgname-$pkgver-mc$_patchver
pkgdesc="The Linux kernel, packaged for your convenience"
url="https://kernel.org/"
arch="all"
options="!check !dbg !strip !tracedeps"
license="GPL-2.0-only"
depends="kernel-boot"
makedepends="bc bison flex gzip kmod lzop openssl-dev xz"
provides="easy-kernel$_kflavour=$pkgver-r$pkgrel"
replaces="easy-kernel-power8 easy-kernel-power8-64k"
subpackages="$_pkgname-modules-$pkgver-mc$_patchver:modules
	$_pkgname-src-$pkgver-mc$_patchver:src
	linux-headers:headers"
_pkgmajver=${pkgver%%.*}
_pkgminver=${pkgver%.*}
source="https://cdn.kernel.org/pub/linux/kernel/v${_pkgmajver}.x/linux-${_pkgminver}.tar.xz
	config-aarch64
	config-armv7
	config-m68k
	config-pmmx
	config-ppc
	config-ppc64
	config-sparc64
	config-x86_64
	kernel.h

	0100-linux-5.15.132.patch
	0120-XATTR_USER_PREFIX.patch
	0122-link-security-restrictions.patch
	0124-bluetooth-keysize-check.patch
	0126-sign-file-libressl.patch
	0200-x86-compile.patch
	0202-fix-gcc13-build.patch
	0210-fix-powerbook6-5-audio.patch
	0255-ultra-ksm.patch
	0260-reduce-swappiness.patch
	0300-tmp513-regression-fix.patch
	0500-print-fw-info.patch
	0502-gcc9-kcflags.patch
	1000-version.patch

	no-require-gnu-tar.patch
	no-require-lilo.patch

	no-autoload-fb.conf

	mkimage-missing-not-fatal.patch
	"
builddir="$srcdir/linux-${_pkgminver}"

prepare() {
	default_prepare

	cd "$srcdir"
	cp config-$CARCH linux-${_pkgminver}/.config
	cp -pr linux-${_pkgminver} linux-src
	if [ -f $HOME/kernel_key.pem ]; then
		cp $HOME/kernel_key.pem "$builddir"/certs/signing_key.pem
	fi
}

build() {
	make LDFLAGS=""

	cd "$srcdir/linux-src"
	make LDFLAGS="" modules_prepare clean
	cp "$builddir/Module.symvers" .

	# Kernel bug: crtsavres.o is required to build modules, but modules_prepare doesn't create it.
	if [ $CARCH = ppc ]; then
		cp "$builddir/arch/powerpc/lib/crtsavres.o" arch/powerpc/lib/
	fi
}

package() {
	mkdir -p "$pkgdir"/boot
	make INSTALL_PATH="$pkgdir"/boot \
		INSTALL_MOD_PATH="$pkgdir" \
		install modules_install

	if [ -f "$pkgdir"/boot/vmlinuz ]; then
		mv "$pkgdir"/boot/vmlinuz \
			"$pkgdir"/boot/vmlinuz-$pkgver-mc$_patchver-easy$_kflavour
	fi
	if [ -f "$pkgdir"/boot/vmlinux ]; then
		mv "$pkgdir"/boot/vmlinux \
			"$pkgdir"/boot/vmlinux-$pkgver-mc$_patchver-easy$_kflavour
	fi

	if [ -f "$pkgdir"/boot/System.map ]; then
		mv "$pkgdir"/boot/System.map \
			"$pkgdir"/boot/System.map-$pkgver-mc$_patchver-easy$_kflavour
	fi

	case $CARCH in
	aarch64|arm*)	make INSTALL_PATH="$pkgdir"/boot dtbs_install ;;
	esac

	install -D "$builddir"/include/config/kernel.release \
		"$pkgdir"/usr/share/kernel/easy-$pkgver-mc$_patchver$_kflavour/kernel.release
}

modules() {
	pkgdesc="Modules / device drivers for easy-kernel"
	provides="easy-kernel$_kflavour-modules=$pkgver-r$pkgrel"
	autodeps=0  # modules should not depend on src just for symlink
	mkdir -p "$subpkgdir"/lib
	mv "$pkgdir"/lib/modules "$subpkgdir"/lib
	rm "$subpkgdir"/lib/modules/$pkgver-mc$_patchver-easy$_kflavour/build
	rm "$subpkgdir"/lib/modules/$pkgver-mc$_patchver-easy$_kflavour/source
	ln -s "../../../usr/src/linux-$pkgver-mc$_patchver$_kflavour" \
		"$subpkgdir"/lib/modules/$pkgver-mc$_patchver-easy$_kflavour/build
	ln -s "../../../usr/src/linux-$pkgver-mc$_patchver$_kflavour" \
		"$subpkgdir"/lib/modules/$pkgver-mc$_patchver-easy$_kflavour/source

	mkdir -p "$subpkgdir"/etc/modprobe.d
	install -m644 "$srcdir"/no-autoload-fb.conf \
		"$subpkgdir"/etc/modprobe.d/no-autoload-fb.conf
}

headers() {
	pkgdesc="System headers provided by the Linux kernel"

	mkdir -p "$subpkgdir"/usr
	make -C "$builddir" headers
	find "$builddir"/usr/include -name '.*' -delete
	rm "$builddir"/usr/include/Makefile
	cp -rv "$builddir"/usr/include "$subpkgdir/usr"

	find "$subpkgdir/usr" \( -name .install -o -name ..install.cmd \) -exec \
		rm -f {} \;

	# provided by libdrm
	rm -rf "$subpkgdir"/usr/include/drm

	# needed for spl, VMware on x86, etc
	install -D -m644 "$builddir"/include/generated/utsrelease.h \
		"$subpkgdir"/usr/include/linux/utsrelease.h

	install -m644 "$srcdir"/kernel.h "$subpkgdir"/usr/include/linux/kernel.h
}

src() {
	pkgdesc="Kernel source code used to build the kernel"
	provides="easy-kernel$_kflavour-src=$pkgver-r$pkgrel"
	mkdir -p "$subpkgdir"/usr/src
	mv "$srcdir"/linux-src "$subpkgdir"/usr/src/linux-$pkgver-mc$_patchver$_kflavour
}

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a83cf1c3747ada04836f10a1ec5d5afaccdcafb156d3380c39a021f70da59f19f2c747073e0e1ec5ec25b51d73446cf32a5621f35d3b749414b12bc8765fc43b  config-aarch64
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8f4b305cd8c81add318b88bb57c26d83dc1a6ed413dacc5b8c0bed7a11bc4149cba2a85085a96e8f61802dc210161f0cf87cee1826e64e4f224a7fd15fb3c326  config-ppc
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0cbe4d4fa685fff47c7b5a26630f6d34cae662ffc56066c75192452e3713bf15c43386d54d69564e4896e452efb95f1384565674253910bf6070b29aa1eff16b  0122-link-security-restrictions.patch
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79eaf814d76402a445efc961666a7c7c74207e552b0cb32d93d5cb828da580f7dbe93509dc9f53321c7844663205a8dce4e518ba047e4c57fc55f5c3498088ec  0126-sign-file-libressl.patch
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5361e374e1e7284ee6461a04dd60add55876b3b7e08c59adea3774716d3d7943b02f7c7684d8bba821f1cba36d59fb7e7f42f0bd3588c986c31508f1d703ce39  0202-fix-gcc13-build.patch
05376bf6307dc26d64f6cf7ee809deb81caf8b3040cb80170844505e3d5b10220d51879f047304bea4bde7c001c1924ae52dfc01f292890dab7f06dfb10264d9  0210-fix-powerbook6-5-audio.patch
fbc6ae1ce30479b10b00915e7c5f80be9d5c75211c14c4cff3675712919cff47acc7a112327986b3bd47c025f4acf934688fe6dcc12c60e3253e572eae188705  0255-ultra-ksm.patch
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4e637935c2f37cc18f347293e3c94b18f90e2caccca726304a95c4891257a5b2bb3093aee7a97571038b29c0c987cc60a9a80aefd0d4c9a063b33d102f03579e  0300-tmp513-regression-fix.patch
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