Differences

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--- datarecovery:grub_rescue [2016/12/26 22:14] – created niziak
+++ datarecovery:grub_rescue [2023/09/12 10:52] (current) – niziak
@@ Line 1: / Line 1: @@
+====== GRUB rescue ======
+<file /etc/default/grub>
+GRUB_DISABLE_OS_PROBER=true
+</file>
+====== reinstall grub in chroot ======
+<code bash>
+export TARGET=/mnt
+for i in /dev /dev/pts /proc /sys /run /run/lvm; do sudo mount --bind ${i} /${TARGET}${i}; done
+chroot ${TARGET}
+grub-install /dev/sdX
+update-grub
+update-initramfs
+for i in /dev /dev/pts /proc /sys /run /run/lvm; do sudo umount /${TARGET}${i}; done
+</code>
 ====== grub rescue ======
 <code>
@@ Line 8: / Line 28: @@
 insmod normal
 normal
-<code>
+</code>
 After system startup
@@ Line 15: / Line 35: @@
 grub-install /dev/sda
 </code>
+====== Early config ======
+  * [[https://wiki.archlinux.org/index.php/GRUB/Tips_and_tricks#Manual_configuration_of_core_image_for_early_boot]]
+  * [[https://www.gnu.org/software/grub/manual/html_node/Embedded-configuration.html#Embedded-configuration]]