put newest grub instructions there

diff --git a/doc/m1debian.txt b/doc/m1debian.txt
index 1696f4b35c65d75b1e60f37bbb15d1168978d6c5..e2666c23de72972940c3aa272e0dad2bebede990 100644 (file)
--- a/doc/m1debian.txt
+++ b/doc/m1debian.txt
@@ -34,7 +34,11 @@ curl -L https://tg.st/u/m1.tgz | tar -xOz | dd of=/dev/<identifier of Linux File
 
 vi /etc/fstab
 
-grub-install --removable /dev/nvme0n1p4
+# We deinstall grub-efi-arm64-signed- because it creates a file fbaa64.efi
+# which makes u-boot hang.
+apt-get install grub-efi grub-efi-arm64-signed-
+grub-install --target=arm64-efi --efi-directory=/boot/efi --removable
+# Set removable media to yes and nvram to no to make later grub updates work
 dpkg-reconfigure grub-efi-arm64
 
 update-initramfs -k all -c