From: Oleksij Rempel <linux@rempel-privat.de>
To: barebox@lists.infradead.org
Cc: Oleksij Rempel <o.rempel@pengutronix.de>
Subject: [PATCH] Documentation: efi: add example how to create EFI partition
Date: Wed, 6 Sep 2017 14:11:06 +0200 [thread overview]
Message-ID: <20170906121106.26024-1-linux@rempel-privat.de> (raw)
From: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
Documentation/boards/efi.rst | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
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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next reply other threads:[~2017-09-06 12:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-06 12:11 Oleksij Rempel [this message]
2017-09-08 6:19 ` Sascha Hauer
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