... ???

  /dev/sda               /dev/nvme0n1  
  (old bios bootable)    (m.2 PCIe NVMe, unbootable)
  +-------------------+  +-------------------+
  |  *--------------+ |  |  +--------------+ |
  |  | /boot        | |  |  | swap         | |
  |  +--------------+ |  |  +--------------+ |
  +-------------------+  |  +--------------+ |
                         |  |  /           | |
                         |  +--------------+ |
                         +-------------------+

setup-alpine

setup-alpine ...none, none, none,...

lsblk
wipefs /dev/nvme0n1
__________________________________________________
fdisk /dev/nvme0n1
- o - clear out any partitions
- n
  - p - primary
    1 - first partition on the drive
    +16G
    t - 82 Linux swap
    ...
- n
  ... enter - to accept the default ending sectors
- ...
__________________________________________________
fdisk /dev/sda
- ...
  a - toggle a bootable flag
  ...
__________________________________________________
mkfs.btrfs -L RC100 /dev/nvme0n1p2
mkfs.ext3 -L OLD_HDD /dev/sda2
wipefs /dev/nvme0n1p2
wipefs /dev/sda2
__________________________________________________
mount -t btrfs -o compress /dev/nvme0n1p2 /mnt
mkdir /mnt/boot
mount /dev/sda2 /mnt/boot

setup-disk

BOOTLOADER=grub
setup-disk /mnt
mount /dev/ /mnt/dev/ --bind
mount -t proc none /mnt/proc
mount -o bind /sys /mnt/sys
chroot /mnt
grub-install /dev/sda

echo "ff ALL = (ALL) NOPASSWD: /usr/sbin/hdparm -Y /dev/sda" >> /etc/sudoers.d/ff

chmod 400 /etc/sudoers.d/ff

echo "sudo hdparm -Y /dev/sda" >> /home/ff/.profile

X ???

X -configure
- vi xorg.conf.new

Section "Device"
       Identifier  "Card0"
       Driver      "amdgpu"
       BusID       "PCI:0:17:0"
EndSection

...

$vi .xinitrc

Contents of /home/ff/.xinitrc

setxkbmap ... &
exec dvm

Toshiba OCZ RC100 120GB, m.2, NVMe gh.de
DeLOCK PCIe 3 gh.de
ASUS M4A78LT-M PCIe 2
dwm