flatcar · chewi · Oct 10, 2025 · Oct 10, 2025
@@ -158,6 +158,7 @@ sys-fs/zfs minimal -rootfs
 
 # Do not tinker with /boot partition at installation time.
 sys-fs/zfs-kmod -initramfs
+sys-kernel/coreos-firmware -initramfs
 
 # Only needed for direct loading by the kernel, which is dangerous, and we
 # include all the microcode in the initrd anyway.

@@ -1,12 +1,9 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=7
+EAPI=8
 
-# Flatcar: Tell linux-info where to find the kernel source/build
-KERNEL_DIR="${SYSROOT%/}/usr/src/linux"
-KBUILD_OUTPUT="${SYSROOT%/}/var/cache/portage/sys-kernel/coreos-kernel"
-inherit linux-info savedconfig
+inherit dist-kernel-utils linux-info mount-boot savedconfig
 
 # In case this is a real snapshot, fill in commit below.
 # For normal, tagged releases, leave blank
@@ -18,7 +15,7 @@ if [[ ${PV} == 99999999* ]]; then
 	EGIT_REPO_URI="https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git"
 else
 	if [[ -n "${MY_COMMIT}" ]]; then
-		SRC_URI="https://git.kernel.org/cgit/linux/kernel/git/firmware/linux-firmware.git/snapshot/${MY_COMMIT}.tar.gz -> linux-firmware-${PV}.tar.gz"
+		SRC_URI="https://gitlab.com/kernel-firmware/linux-firmware/-/archive/${MY_COMMIT}/linux-firmware-${MY_COMMIT}.tar.bz2 -> linux-firmware-${PV}.tar.bz2"
 		S="${WORKDIR}/${MY_COMMIT}"
 	else
 		SRC_URI="https://mirrors.edge.kernel.org/pub/linux/kernel/firmware/linux-firmware-${PV}.tar.xz -> linux-firmware-${PV}.tar.xz"
@@ -33,16 +30,21 @@ LICENSE="GPL-2 GPL-2+ GPL-3 BSD MIT || ( MPL-1.1 GPL-2 )
 	redistributable? ( linux-fw-redistributable BSD-2 BSD BSD-4 ISC MIT )
 	unknown-license? ( all-rights-reserved )"
 SLOT="0"
-IUSE="compress-xz compress-zstd initramfs +redistributable savedconfig unknown-license"
+IUSE="bindist compress-xz compress-zstd deduplicate dist-kernel +initramfs +redistributable unknown-license"
 REQUIRED_USE="initramfs? ( redistributable )
-	?? ( compress-xz compress-zstd )"
+	?? ( compress-xz compress-zstd )
+	savedconfig? ( !deduplicate )"
 
 RESTRICT="binchecks strip test
+	!bindist? ( bindist )
 	unknown-license? ( bindist )"
 
-BDEPEND="initramfs? ( app-arch/cpio )
+BDEPEND="initramfs? ( app-alternatives/cpio )
 	compress-xz? ( app-arch/xz-utils )
-	compress-zstd? ( app-arch/zstd )"
+	compress-zstd? ( app-arch/zstd )
+	deduplicate? ( app-misc/rdfind )
+	${PYTHON_DEPS}"
+
 
 # Flatcar: depend on Kernel source and modules
 DEPEND=">=sys-kernel/coreos-modules-6.1:=
@@ -52,12 +54,6 @@ RDEPEND="!savedconfig? (
 		redistributable? (
 			!sys-firmware/alsa-firmware[alsa_cards_ca0132]
 			!sys-block/qla-fc-firmware
-			!sys-firmware/iwl1000-ucode
-			!sys-firmware/iwl6005-ucode
-			!sys-firmware/iwl6030-ucode
-			!sys-firmware/iwl3160-ucode
-			!sys-firmware/iwl7260-ucode
-			!sys-firmware/iwl3160-7260-bt-ucode
 			!sys-firmware/raspberrypi-wifi-ucode
 		)
 		unknown-license? (
@@ -66,13 +62,37 @@ RDEPEND="!savedconfig? (
 			!sys-firmware/alsa-firmware[alsa_cards_sb16]
 			!sys-firmware/alsa-firmware[alsa_cards_ymfpci]
 		)
-	)"
+	)
+	dist-kernel? (
+		virtual/dist-kernel
+		initramfs? (
+			app-alternatives/cpio
+		)
+	)
+"
+IDEPEND="
+	dist-kernel? (
+		initramfs? ( sys-kernel/installkernel )
+	)
+"
 
 QA_PREBUILT="*"
 
 # Flatcar: source name is linux-firmware, not coreos-firmware
 S="${WORKDIR}/linux-firmware-${PV}"
 
+pkg_pretend() {
+	if use initramfs; then
+		if use dist-kernel; then
+			# Check, but don't die because we can fix the problem and then
+			# emerge --config ... to re-run installation.
+			nonfatal mount-boot_check_status
+		else
+			mount-boot_pkg_pretend
+		fi
+	fi
+}
+
 pkg_setup() {
 	if use compress-xz || use compress-zstd ; then
 		local CONFIG_CHECK
@@ -86,12 +106,8 @@ pkg_setup() {
 				eerror "Kernels <5.19 do not support ZSTD-compressed firmware files"
 			fi
 		fi
-		linux-info_pkg_setup
 	fi
-}
-
-pkg_pretend() {
-	use initramfs && mount-boot_pkg_pretend
+	linux-info_pkg_setup
 }
 
 # Flatcar: create symlinks for cxgb and ice firmwares
@@ -140,18 +156,17 @@ src_prepare() {
 
 	# Fail if any firmware is missing.
 	einfo "Scanning for files required by ${KV_FULL}"
-	echo -n > "${T}/firmware-scan"
+	echo "# Remove files that shall not be installed from this list." > ${PN}.conf
 	local kofile fwfile failed
 	for kofile in $(find "${kernel_mods}" -name '*.ko' -o -name '*.ko.xz'); do
 		for fwfile in $(modinfo --field firmware "${kofile}"); do
 			if [[ ! -e "${fwfile}" ]]; then
 				eerror "Missing firmware: ${fwfile} (${kofile##*/})"
 				failed=1
 			elif [[ -L "${fwfile}" ]]; then
-				echo "${fwfile}" >> "${T}/firmware-scan"
-				realpath --relative-to=. "${fwfile}" >> "${T}/firmware-scan"
+				printf "%s\n" "${fwfile}" "$(realpath --relative-to=. "${fwfile}")" >> ${PN}.conf
 			else
-				echo "${fwfile}" >> "${T}/firmware-scan"
+				printf "%s\n" "${fwfile}" >> ${PN}.conf
 			fi
 		done
 	done
@@ -161,57 +176,25 @@ src_prepare() {
 
 	# AMD's microcode is shipped as part of coreos-firmware, but not a dependency to
 	# any module, so add it manually
-	use amd64 && find amd-ucode/ -type f -not -name "*.asc" >> "${T}/firmware-scan"
+	use amd64 && find amd-ucode/ -type f -not -name "*.asc" >> ${PN}.conf
 
 	einfo "Pruning all unneeded firmware files..."
-	sort -u "${T}/firmware-scan" > "${T}/firmware"
-	find * -not -type d \
-		| sort "${T}/firmware" "${T}/firmware" - \
-		| uniq -u | xargs -r rm
-	find * -type f -name "* *" -exec rm -f {} \;
+	find * -not -type d -not -name ${PN}.conf -print0 | grep -Fzxvf ${PN}.conf | xargs -r0 rm -v
 
 	default
 
-	echo "# Remove files that shall not be installed from this list." > ${PN}.conf
-	find * \( \! -type d -and \! -name ${PN}.conf \) >> ${PN}.conf
-
-	if use savedconfig; then
-		restore_config ${PN}.conf
-		ebegin "Removing all files not listed in config"
-
-		local file delete_file preserved_file preserved_files=()
-
-		while IFS= read -r file; do
-			# Ignore comments.
-			if [[ ${file} != "#"* ]]; then
-				preserved_files+=("${file}")
-			fi
-		done < ${PN}.conf || die
-
-		while IFS= read -d "" -r file; do
-			delete_file=true
-			for preserved_file in "${preserved_files[@]}"; do
-				if [[ "${file}" == "${preserved_file}" ]]; then
-					delete_file=false
-				fi
-			done
-
-			if ${delete_file}; then
-				rm "${file}" || die
-			fi
-		done < <(find * \( \! -type d -and \! -name ${PN}.conf \) -print0 || die)
-
-		eend || die
-
-		# remove empty directories, bug #396073
-		find -type d -empty -delete || die
-	fi
-
 	# whitelist of misc files
 	local misc_files=(
+		build_packages.py
+		carl9170fw/autogen.sh
+		carl9170fw/genapi.sh
+		contrib/process_linux_firmware.py
 		copy-firmware.sh
+		check_whence.py
+		dedup-firmware.sh
+		LICEN[CS]E.*
+		README.md
 		WHENCE
-		README
 	)
 
 	# whitelist of images with a free software license
@@ -327,7 +310,7 @@ src_prepare() {
 	if use !unknown-license; then
 		einfo "Removing files with unknown license ..."
 		# Flatcar: do not die even if no such license file is there.
-		rm -v "${unknown_license[@]}"
+		rm -vf "${unknown_license[@]}"
 	fi
 
 	if use !redistributable; then
@@ -373,35 +356,35 @@ pkg_preinst() {
 		rm -rf "${EROOT}"/lib/firmware/qcom/LENOVO/21BX
 	fi
 
+	# Fix 'symlink is blocked by a directory' https://bugs.gentoo.org/958268#c3
+	if has_version "<${CATEGORY}/${PN}-20250613" ; then
+		rm -rf "${EROOT}"/lib/firmware/nvidia/{ad103,ad104,ad106,ad107}
+	fi
+
 	# Make sure /boot is available if needed.
-	use initramfs && mount-boot_pkg_preinst
+	use initramfs && ! use dist-kernel && mount-boot_pkg_preinst
 }
 
 pkg_postinst() {
 	elog "If you are only interested in particular firmware files, edit the saved"
 	elog "configfile and remove those that you do not want."
 
-	local ver
-	for ver in ${REPLACING_VERSIONS}; do
-		if ver_test ${ver} -lt 20190514; then
-			elog
-			elog 'Starting with version 20190514, installation of many firmware'
-			elog 'files is controlled by USE flags. Please review your USE flag'
-			elog 'and package.license settings if you are missing some files.'
-			break
+	if use initramfs; then
+		if use dist-kernel; then
+			dist-kernel_reinstall_initramfs "${KV_DIR}" "${KV_FULL}" --all
+		else
+			# Don't forget to umount /boot if it was previously mounted by us.
+			mount-boot_pkg_postinst
 		fi
-	done
-
-	# Don't forget to umount /boot if it was previously mounted by us.
-	use initramfs && mount-boot_pkg_postinst
+	fi
 }
 
 pkg_prerm() {
 	# Make sure /boot is mounted so that we can remove /boot/amd-uc.img!
-	use initramfs && mount-boot_pkg_prerm
+	use initramfs && ! use dist-kernel && mount-boot_pkg_prerm
 }
 
 pkg_postrm() {
 	# Don't forget to umount /boot if it was previously mounted by us.
-	use initramfs && mount-boot_pkg_postrm
+	use initramfs && ! use dist-kernel && mount-boot_pkg_postrm
 }