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b01aac9715
diskimage-builder/diskimage_builder/elements/bootloader
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Steve Baker b01aac9715 Move grubenv to EFI dir 
If the grubenv is regenerated, its changes won't be available to UEFI
boot systems unless the changed grubenv is copied to the EFI
directory.

This change copies the grubenv to the EFI directory when the grub.cfg
is copied.

Change-Id: I512502117a6bf1e6122fdfd8965ca488b4a5bae4
2021-09-13 09:32:29 +12:00
..
environment.d update grub cmdline to current kernel parameters 2020-06-14 00:39:42 -05:00
finalise.d Move grubenv to EFI dir 2021-09-13 09:32:29 +12:00
pkg-map Do not uninstall non-installed packages 2021-05-25 23:32:16 -05:00
README.rst bootloader: remove extlinux/syslinux path 2021-05-13 10:33:06 +10:00

README.rst 

==========
bootloader
==========

Installs ``grub[2]`` on boot partition on the system.

Arguments
=========

* ``DIB_GRUB_TIMEOUT`` sets the ``grub`` menu timeout.  It defaults to
  5 seconds.  Set this to 0 (no timeout) for fast boot times.

* ``DIB_BOOTLOADER_DEFAULT_CMDLINE`` sets parameters that are appended
  to the ``GRUB_CMDLINE_LINUX_DEFAULT`` values in ``grub.cfg``
  configuration. It defaults to ``nofb nomodeset gfxpayload=text``.

* ``DIB_BOOTLOADER_SERIAL_CONSOLE`` sets the serial device to be
  used as a console. It defaults to ``hvc0`` for PowerPC, 
  ``ttyAMA0,115200`` for ARM64, otherwise ``ttyS0,115200``.