From fc637fb28da700da71ec2064d65ca5a7a31b9c6c Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@redcorelinux.org>
Date: Sun, 18 Aug 2019 18:16:17 +0100
Subject: gentoo resync : 18.08.2019

---
 .../linux-firmware/linux-firmware-99999999.ebuild  | 67 +++++++++++++++++++---
 1 file changed, 59 insertions(+), 8 deletions(-)

(limited to 'sys-kernel/linux-firmware/linux-firmware-99999999.ebuild')

diff --git a/sys-kernel/linux-firmware/linux-firmware-99999999.ebuild b/sys-kernel/linux-firmware/linux-firmware-99999999.ebuild
index f439b40eab43..c32364b9d6a2 100644
--- a/sys-kernel/linux-firmware/linux-firmware-99999999.ebuild
+++ b/sys-kernel/linux-firmware/linux-firmware-99999999.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-inherit savedconfig
+inherit mount-boot savedconfig
 
 if [[ ${PV} == 99999999* ]]; then
 	inherit git-r3
@@ -21,10 +21,13 @@ LICENSE="GPL-2 GPL-2+ GPL-3 BSD MIT || ( MPL-1.1 GPL-2 )
 		linux-fw-redistributable ( BSD-2 BSD BSD-4 ISC MIT no-source-code ) )
 	unknown-license? ( all-rights-reserved )"
 SLOT="0"
-IUSE="+redistributable savedconfig unknown-license"
+IUSE="initramfs +redistributable savedconfig unknown-license"
 RESTRICT="binchecks strip
 	unknown-license? ( bindist )"
 
+BDEPEND="initramfs? ( app-arch/cpio )"
+
+#add anything else that collides to this
 RDEPEND="!savedconfig? (
 		redistributable? (
 			!sys-firmware/alsa-firmware[alsa_cards_ca0132]
@@ -69,7 +72,9 @@ RDEPEND="!savedconfig? (
 		)
 	)"
 
-#add anything else that collides to this
+pkg_pretend() {
+	use initramfs && mount-boot_pkg_pretend
+}
 
 src_unpack() {
 	if [[ ${PV} == 99999999* ]]; then
@@ -244,14 +249,41 @@ src_prepare() {
 		IFS=$' \t\n'
 	fi
 
+	if use initramfs; then
+		if [[ -d "${S}/amd-ucode" ]]; then
+			local UCODETMP="${T}/ucode_tmp"
+			local UCODEDIR="${UCODETMP}/kernel/x86/microcode"
+			mkdir -p "${UCODEDIR}" || die
+			echo 1 > "${UCODETMP}/early_cpio"
+
+			local amd_ucode_file="${UCODEDIR}/AuthenticAMD.bin"
+			cat "${S}"/amd-ucode/*.bin > "${amd_ucode_file}" || die "Failed to concat amd cpu ucode"
+
+			if [[ ! -s "${amd_ucode_file}" ]]; then
+				die "Sanity check failed: '${amd_ucode_file}' is empty!"
+			fi
+
+			pushd "${UCODETMP}" &>/dev/null || die
+			find . -print0 | cpio --quiet --null -o -H newc -R 0:0 > "${S}"/amd-uc.img
+			popd &>/dev/null || die
+			if [[ ! -s "${S}/amd-uc.img" ]]; then
+				die "Failed to create '${S}/amd-uc.img'!"
+			fi
+		else
+			# If this will ever happen something has changed which
+			# must be reviewed
+			die "'${S}/amd-ucode' not found!"
+		fi
+	fi
+
 	echo "# Remove files that shall not be installed from this list." > ${PN}.conf
-	find * ! -type d ! -name ${PN}.conf >> ${PN}.conf
+	find * ! -type d ! \( -name ${PN}.conf -o -name amd-uc.img \) >> ${PN}.conf
 
 	if use savedconfig; then
 		restore_config ${PN}.conf
 
 		ebegin "Removing all files not listed in config"
-		find ! -type d ! -name ${PN}.conf -printf "%P\n" \
+		find ! -type d ! \( -name ${PN}.conf -o -name amd-uc.img \) -printf "%P\n" \
 			| grep -Fvx -f <(grep -v '^#' ${PN}.conf \
 				|| die "grep failed, empty config file?") \
 			| xargs -d '\n' --no-run-if-empty rm
@@ -263,11 +295,14 @@ src_prepare() {
 }
 
 src_install() {
-	if use !savedconfig; then
-		save_config ${PN}.conf
-	fi
+	save_config ${PN}.conf
 	rm ${PN}.conf || die
 
+	if use initramfs ; then
+		mkdir "${ED}/boot" || die
+		mv "${S}"/amd-uc.img "${ED}/boot" || die
+	fi
+
 	if ! ( shopt -s failglob; : * ) 2>/dev/null; then
 		eerror "No files to install. Check your USE flag settings"
 		eerror "and the list of files in your saved configuration."
@@ -282,6 +317,9 @@ pkg_preinst() {
 	if use savedconfig; then
 		ewarn "USE=savedconfig is active. You must handle file collisions manually."
 	fi
+
+	# Make sure /boot is available if needed.
+	use initramfs && mount-boot_pkg_preinst
 }
 
 pkg_postinst() {
@@ -298,4 +336,17 @@ pkg_postinst() {
 			break
 		fi
 	done
+
+	# Don't forget to umount /boot if it was previously mounted by us.
+	use initramfs && mount-boot_pkg_postinst
+}
+
+pkg_prerm() {
+	# Make sure /boot is mounted so that we can remove /boot/amd-uc.img!
+	use initramfs && 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
 }
-- 
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