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# SPDX-License-Identifier: MIT
# NOTE: These functions are used in the initramfs, so they must be ash/busybox compatible!
info() {
quiet=0
if [ -e /lib/dracut-lib.sh ]; then
if grep -q "rd.debug" /proc/cmdline; then
quiet=0
elif grep -q "quiet" /proc/cmdline; then
quiet=1
fi
fi
[ "$quiet" -eq 0 ] && echo "$@" 1>&2
}
warn() {
echo "$@" 1>&2
}
mount_sys_esp() {
set -e
mountpoint="$1"
mkdir -p "$mountpoint"
while grep -q " $mountpoint " /proc/mounts; do
umount "$mountpoint"
done
esp_uuid="$(cat /proc/device-tree/chosen/asahi,efi-system-partition 2>/dev/null | sed 's/\x00//')"
if [ -e /boot/efi/.builder ] || [ -e /boot/.builder ] || [ -z "$esp_uuid" ]; then
if [ -e "/boot/efi/m1n1" ]; then
bootmnt="/boot/efi"
elif [ -e "/boot/m1n1" ]; then
bootmnt="/boot"
else
warn "ESP not found and cannot determine ESP PARTUUID."
warn "Make sure that your m1n1 has the right asahi,efi-system-partition configuration,"
warn "or that your ESP is mounted at /boot/efi or /boot."
return 1
fi
mount --bind "$bootmnt" "$mountpoint"
warn "System ESP not identified in device tree, using $bootmnt"
else
mount -t vfat "/dev/disk/by-partuuid/$esp_uuid" "$mountpoint"
fi
dev="$(grep "$mountpoint" /proc/mounts | cut -d" " -f1)"
info "Mounted System ESP $dev at $mountpoint"
}
mount_boot_esp() {
set -e
mountpoint="$1"
mkdir -p "$mountpoint"
while grep -q " $mountpoint " /proc/mounts; do
umount "$mountpoint"
done
if [ -e "/boot/efi/efi/boot" ]; then
mount --bind "/boot/efi" "$mountpoint"
elif [ -e "/boot/efi/boot" ]; then
mount --bind "/boot" "$mountpoint"
else
esp_uuid="$(cat /proc/device-tree/chosen/asahi,efi-system-partition | sed 's/\x00//')"
if [ -z "$esp_uuid" ]; then
echo "Boot ESP not found and cannot determine ESP PARTUUID."
echo "Make sure your ESP is mounted at /boot/efi or /boot,"
echo "or that your m1n1 has the right asahi,efi-system-partition configuration."
return 1
fi
mount -t vfat "/dev/disk/by-partuuid/$esp_uuid" "$mountpoint"
fi
info "Mounted Boot ESP at $mountpoint"
}
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