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Legacy+EFI Boot

This commit is contained in:
Chris Titus 2021-10-30 12:44:50 -05:00
parent 7b428b8e0a
commit 3dc0eca501
1 changed files with 11 additions and 18 deletions
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29
0-preinstall.sh
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@ -16,7 +16,7 @@ timedatectl set-ntp true
pacman -S --noconfirm pacman-contrib terminus-font
setfont ter-v22b
sed -i 's/^#Para/Para/' /etc/pacman.conf
pacman -S --noconfirm reflector rsync
pacman -S --noconfirm reflector rsync grub
mv /etc/pacman.d/mirrorlist /etc/pacman.d/mirrorlist.backup
echo -e "-------------------------------------------------------------------------"
echo -e " █████╗ ██████╗ ██████╗██╗ ██╗████████╗██╗████████╗██╗ ██╗███████╗"
@ -53,31 +53,24 @@ echo "--------------------------------------"
# disk prep
sgdisk -Z ${DISK} # zap all on disk
#dd if=/dev/zero of=${DISK} bs=1M count=200 conv=fdatasync status=progress
sgdisk -a 2048 -o ${DISK} # new gpt disk 2048 alignment
# create partitions
sgdisk -n 1:0:+100M ${DISK} # partition 1 (UEFI SYS), default start block, 512MB
sgdisk -n 2:0:0 ${DISK} # partition 2 (Root), default start, remaining
# set partition types
sgdisk -t 1:ef00 ${DISK}
sgdisk -t 2:8300 ${DISK}
sgdisk -n 1::+1M --typecode=1:ef02 --change-name=1:'BIOSBOOT' ${DISK} # partition 1 (BIOS Boot Partition)
sgdisk -n 2::+100M --typecode=2:ef00 --change-name=2:'EFIBOOT' ${DISK} # partition 2 (UEFI Boot Partition)
sgdisk -n 3::-0 --typecode=3:8300 --change-name=3:'ROOT' ${DISK} # partition 3 (Root), default start, remaining
if [[ ! -d "/sys/firmware/efi" ]]; then
sgdisk -A 1:set:2 ${DISK}
fi
# label partitions
sgdisk -c 1:"BOOT" ${DISK}
sgdisk -c 2:"ROOT" ${DISK}
# make filesystems
echo -e "\nCreating Filesystems...\n$HR"
if [[ ${DISK} =~ "nvme" ]]; then
mkfs.vfat -F32 -n "BOOT" "${DISK}p1"
mkfs.vfat -F32 -n "EFIBOOT" "${DISK}p1"
mkfs.btrfs -L "ROOT" "${DISK}p2" -f
mount -t btrfs "${DISK}p2" /mnt
else
mkfs.vfat -F32 -n "BOOT" "${DISK}1"
mkfs.vfat -F32 -n "EFIBOOT" "${DISK}1"
mkfs.btrfs -L "ROOT" "${DISK}2" -f
mount -t btrfs "${DISK}2" /mnt
fi
@ -97,7 +90,7 @@ esac
mount -t btrfs -o subvol=@ -L ROOT /mnt
mkdir /mnt/boot
mkdir /mnt/boot/efi
mount -t vfat -L BOOT /mnt/boot/
mount -t vfat -L EFIBOOT /mnt/boot/
if ! grep -qs '/mnt' /proc/mounts; then
echo "Drive is not mounted can not continue"
@ -107,10 +100,10 @@ if ! grep -qs '/mnt' /proc/mounts; then
reboot now
fi
if [[ ! -d "/sys/firmware/efi" ]]; then
dd bs=440 count=1 conv=notrunc if=/usr/lib/syslinux/bios/gptmbr.bin of=${DISK}
extlinux --install /mnt/boot
fi
#if [[ ! -d "/sys/firmware/efi" ]]; then
# dd bs=440 count=1 conv=notrunc if=/usr/lib/syslinux/bios/gptmbr.bin of=${DISK}
# extlinux --install /mnt/boot
#fi
echo "--------------------------------------"
echo "-- Arch Install on Main Drive --"
echo "--------------------------------------"