1 files changed, 40 insertions, 0 deletions
diff --git a/uki-editbootconfig.sh b/uki-editbootconfig.sh
new file mode 100755
index 0000000..a2e2bcc
--- /dev/null
+++ b/uki-editbootconfig.sh
@@ -0,0 +1,40 @@
+#!/bin/sh
+echo "###" "$0" "$@"
+
+# set arch-specific variables
+case "$(uname -m)" in
+    aarch64) arch="aa64";    ARCH="AA64";;
+    riscv64) arch="riscv64"; ARCH="RISCV64";;
+    x86_64)  arch="x64";     ARCH="X64";;
+esac
+
+# figure where shim.efi and BOOT.CSV are located
+shim="$(ls boot/efi/EFI/*/shim${arch}.efi)"
+csv="${shim%/*}/BOOT${ARCH}.CSV"
+
+# copy UKI images (typically one) to ${ESP}/EFI/Linux and
+# generate BOOT.CSV with one entry per UKI.
+echo "# csv: $csv"
+echo -ne '\xff\xfe' > "$csv"
+for uki in lib/modules/*/vmlinuz*.efi; do
+    echo "# uki: $uki"
+    ver=${uki#lib/modules/}
+    ver=${ver%/*}
+    mkdir -p boot/efi/EFI/Linux
+    cp --reflink=auto $uki boot/efi/EFI/Linux/${ver}.efi
+    echo "shim${arch}.efi,$ver,\\EFI\\Linux\\${ver}.efi ,Comment" \
+        | iconv -f utf-8 -t ucs-2le >> "$csv"
+done
+
+# bz2240989: shim has a hard dependency on grub.  grub has a hard
+# dependency on dracut.  Ideally we would simply not install
+# grub+dracut, but given we can't until the shim bug is fixed disable
+# their kernel-install plugins instead.
+echo "# hack: kernel-install - disable plugins"
+touch etc/kernel/install.d/20-grub.install
+touch etc/kernel/install.d/50-dracut.install
+
+# package install ran kernel-install scripts, cleanup the leftovers.
+echo "# hack: kernel-install - cleanup leftovers"
+rm -v boot/initramfs*
+rm -v boot/EFI/Linux/*