[PATCH] Documentation: efi: add example how to create EFI partition

[Sascha Hauer]

On Wed, Sep 06, 2017 at 02:11:06PM +0200, Oleksij Rempel wrote:
> From: Oleksij Rempel <o.rempel at pengutronix.de>
> 
> Signed-off-by: Oleksij Rempel <o.rempel at pengutronix.de>
> ---
>  Documentation/boards/efi.rst | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)

Applied, thanks

Sascha

> 
> diff --git a/Documentation/boards/efi.rst b/Documentation/boards/efi.rst
> index 8f78a800e..6c90e6cdf 100644
> --- a/Documentation/boards/efi.rst
> +++ b/Documentation/boards/efi.rst
> @@ -47,6 +47,31 @@ has to be put into the ``EFI/barebox/`` directory.
>  Supported backends for EFI are raw partitions that can be discovered via a
>  partition UUID.
>  
> +With this sample script you can create bootable image and transfer it to the
> +flash driver:
> +
> +.. code-block:: sh
> +
> +  truncate --size 128M barebox-boot.img
> +  echo 'start=2048, type=ef' | sfdisk barebox-boot.img
> +
> +  LOOPDEV=$(losetup --find --show barebox-boot.img)
> +  partprobe ${LOOPDEV}
> +
> +  # Create filesystems
> +  mkfs.fat -F32 ${LOOPDEV}p1
> +  MOUNTDIR=$(mktemp -d -t demoXXXXXX)
> +  mount ${LOOPDEV}p1 $MOUNTDIR
> +  mkdir -p ${MOUNTDIR}/EFI/BOOT/
> +  cp barebox.efi ${MOUNTDIR}/EFI/BOOT/BOOTx64.EFI
> +  if [ -d network-drivers ]; then
> +    cp -r network-drivers ${MOUNTDIR}/
> +  fi
> +  umount ${MOUNTDIR}
> +  losetup -d ${LOOPDEV}
> +
> +  dd if=barebox-boot.img of=/dev/sdX
> +
>  Running EFI barebox on qemu
>  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
>  
> -- 
> 2.11.0
> 
> 
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> 

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