Makefile

@@ -75,7 +75,6 @@ images/firmware.img: images/sdcard.img
 output/update.tar.zstd: \
 		images/rootfs.squashfs \
 		images/firmware.img \
-		install-update.sh \
 		.host-tools \
 		.prepared
 	./build-update.sh

build-kernel.sh

@@ -15,7 +15,6 @@ cd linux
     ../linux.config
 make -C /usr/src/linux O=${PWD} olddefconfig
 make -j$(nproc)
-touch arch/arm64/boot/Image.gz
 kver=$(make -s kernelversion)
 make modules_install INSTALL_MOD_PATH=/mnt/gentoo/usr
 cd -

build-rootfs.sh

@@ -61,10 +61,6 @@ tar -c -C overlay . \
 
 cp -uv /usr/${target}/usr/bin/grub-editenv /mnt/gentoo/usr/bin/
 
-find /mnt/gentoo/usr/${target}/usr/lib/udev/rules.d \
-    -name '*.rules' \
-    -exec mv -t /mnt/gentoo/usr/lib/udev/rules.d/ {} +
-
 if [ -f /mnt/gentoo/etc/udev/hwdb.bin ]; then
     mv /mnt/gentoo/etc/udev/hwdb.bin /mnt/gentoo/usr/lib/udev/
 fi

busybox.symlinks

@@ -3,7 +3,6 @@ cat
 cp
 dd
 df
-du
 echo
 env
 false

install-update.sh

@@ -1,8 +1,6 @@
 #!/bin/sh
 # vim: set sw=4 ts=4 sts=4 et :
 
-. /lib/gentoo/functions.sh
-
 die() {
     rc=$?
     if [ $rc -eq 0 ]; then
@@ -12,10 +10,23 @@ die() {
     exit $rc
 }
 
+error() {
+    printf 'ERROR: '
+    info "$@"
+}
+
 get_partuuid() {
     blkid -o value -s PARTUUID "$1"
 }
 
+info() {
+    if [ $# -eq 1 ]; then
+        echo "$1" >&2
+    elif [ $# -gt 1 ]; then
+        printf "$@" >&2
+    fi
+}
+
 set_default_boot() {
     _rc=0
     mkdir -p newroot || return
@@ -27,55 +38,53 @@ set_default_boot() {
     _kver=${_kernel#vmlinuz-}
     _partuuid=$(get_partuuid "$1")
     _id=id-${_partuuid}-${_kver}
-    ebegin 'Setting default boot entry'
-    veindent
-    veinfo "Menu entry ID: ${_id}"
-    veoutdent
-    grub-editenv /boot/efi/EFI/gentoo/grubenv set "default=${_id}" || _rc=$?
-    eend $_rc
+    printf 'Setting default boot entry to %s\n' "${_id}"
+    grub-editenv /boot/efi/EFI/gentoo/grubenv set "default=${_id}" || rc=$?
     umount newroot
-    return $_rc
+    return $rc
+}
+
+warn() {
+    printf 'WARNING: '
+    info "$@"
 }
 
 write_firmware() {
     _rc=0
     _esp=$(findfs PARTLABEL='EFI System Partition')
     if [ -z "${_esp}" ]; then
-        eerror 'Could not identify EFI System Partition'
+        error 'Could not identify EFI System Partition'
         return 1
     fi
     if ! mountpoint -q /boot/efi; then
         mount -o ro "${_esp}" /boot/efi \
-            || ewarn 'Failed to mount EFI System Partition'
+            || warn 'Failed to mount EFI System Partition'
     fi
     if [ -f /boot/efi/EFI/gentoo/grubenv ]; then
-        ebegin 'Saving current GRUB environment'
-        cp /boot/efi/EFI/gentoo/grubenv .
-        ewend $? 'Failed to save GRUB environment'
+        info 'Saving current GRUB environment ...'
+        cp /boot/efi/EFI/gentoo/grubenv . \
+            || warn 'Failed to save GRUB environment'
     fi
     if mountpoint -q /boot/efi; then
         umount /boot/efi || return
     fi
-    ebegin "Writing firmware image to EFI System Partition (${_esp})"
+    info 'Writing firmware image to EFI System Partition (%s) ...\n' "${_esp}"
     dd if=firmware.img of="${_esp}" bs=1M || _rc=$?
     if [ $_rc -eq 0 ]; then
         mount -orw "${_esp}" /boot/efi || rc=$?
     fi
     if [ $_rc -eq 0 ]; then
         if [ -f grubenv ]; then
-            ebegin 'Restoring GRUB environment'
+            printf 'Restoring GRUB environment ...\n'
             cp grubenv /boot/efi/EFI/gentoo/grubenv || _rc=$?
-            eend $_rc
         fi
     fi
     return $_rc
 }
 
 write_rootfs() {
-    _rc=0
-    ebegin "Writing rootfs image to $1"
-    dd if=rootfs.squashfs of="$1" bs=1M || _rc=$?
-    eend $_rc
+    printf 'Writing rootfs image to %s ...\n' "$1"
+    dd if=rootfs.squashfs of="$1" bs=1M
 }
 
 rc=0
@@ -85,10 +94,10 @@ write_rootfs "${newroot}" || die 'Failed to write new rootfs image to disk'
 write_firmware || die 'Failed to write new firmware image to disk'
 if ! set_default_boot "${newroot}"; then
     rc=$?
-    eerror 'Failed to set default boot option'
+    error 'Failed to set default boot option'
 fi
 
 if [ $rc -eq 0 ]; then
-    einfo 'Successfully installed update'
+    info 'Successfully installed update'
 fi
 exit $rc

linux.config

@@ -44,6 +44,3 @@ CONFIG_BT=m
 CONFIG_IPV6=y
 CONFIG_IPV6_SIT=m
 CONFIG_IPV6_SIT_6RD=m
-
-# CONFIG_MEDIA_CEC_SUPPORT is not set
-# CONFIG_MEDIA_SUPPORT is not set

squashfs.exclude

@@ -9,24 +9,13 @@ etc/csh.env
 etc/init.d
 etc/portage
 etc/runlevels
-usr/aarch64-unknown-linux-gnu
-usr/include
 usr/lib*/*.a
 usr/lib*/cmake
 usr/lib*/pkgconfig
-usr/lib/kernel
 usr/lib/rpm
-usr/local
-usr/share/aclocal
-usr/share/baselayout
-usr/share/bash-completion
 usr/share/doc
-usr/share/factory
 usr/share/info
 usr/share/man
-usr/share/pkgconfig
-usr/share/polkit-1
-usr/share/zsh
 var/cache/edb
 var/db/Makefile
 var/db/pkg