Switch from systemd-boot to efistub

efistub/arch.efi

@@ -0,0 +1,12 @@
+#/bin/bash
+# vim:ft=sh
+
+sudo efibootmgr \
+	--disk /dev/sda \
+	--part 1 \
+	--create \
+	--quiet \
+	--remove-dups \
+	--label "Arch Linux" \
+	--loader /vmlinuz-linux \
+	--unicode 'rd.luks.uuid=19fa8fab-c5fe-454a-9a17-b7185ce975ea rd.luks.name=19fa8fab-c5fe-454a-9a17-b7185ce975ea=cryptroot rd.luks.options=allow-discards root=/dev/mapper/cryptroot rootflags=subvol=root resume=/dev/mapper/cryptroot resume_offset=10530935 rw quiet splash vga=current idle=nomwait cpuidle.governor=teo'

efistub/lts.efi

@@ -0,0 +1,12 @@
+#!/bin/bash
+# vim:ft=sh
+
+sudo efibootmgr \
+	--disk /dev/sda \
+	--part 1 \
+	--create \
+	--quiet \
+	--remove-dups \
+	--label "Arch Linux LTS" \
+	--loader /vmlinuz-linux-lts \
+	--unicode 'rd.luks.uuid=19fa8fab-c5fe-454a-9a17-b7185ce975ea rd.luks.name=19fa8fab-c5fe-454a-9a17-b7185ce975ea=cryptroot rd.luks.options=allow-discards root=/dev/mapper/cryptroot rootflags=subvol=root resume=/dev/mapper/cryptroot resume_offset=10530935 rw quiet splash vga=current idle=nomwait cpuidle.governor=teo'

efistub/update.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+# remove old entries
+for bootentry in $(efibootmgr | head -n 3 | tail -n 1 | cut -d' ' -f2- | sed 's/,/\n/g'); do
+	sudo efibootmgr -qBb $bootentry
+done
+
+# add all entries back
+for bootscript in *.efi; do
+	./$bootscript
+done
+
+# set bootorder
+sudo efibootmgr --bootorder 0000,0001