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authorJoel Stanley <joel@jms.id.au>2021-11-17 14:57:51 +0800
committerPeter Maydell <peter.maydell@linaro.org>2021-12-15 10:11:34 +0000
commit9d5dcb8512098ac9dd5ee20f065ac516942d4a26 (patch)
tree225e106f8142038272e4228539e5069aa3a50340 /docs
parent38b1ed6c908c4a7d39897808d0a5c5fd5931d5a7 (diff)
docs: aspeed: Give an example of booting a kernel
A common use case for the ASPEED machine is to boot a Linux kernel. Provide a full example command line. Reviewed-by: Cédric Le Goater <clg@kaod.org> Signed-off-by: Joel Stanley <joel@jms.id.au> Message-id: 20211117065752.330632-4-joel@jms.id.au Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs')
-rw-r--r--docs/system/arm/aspeed.rst15
1 files changed, 12 insertions, 3 deletions
diff --git a/docs/system/arm/aspeed.rst b/docs/system/arm/aspeed.rst
index b87697fcf0..6aafd611e9 100644
--- a/docs/system/arm/aspeed.rst
+++ b/docs/system/arm/aspeed.rst
@@ -78,9 +78,9 @@ Missing devices
Boot options
------------
-The Aspeed machines can be started using the ``-kernel`` option to
-load a Linux kernel or from a firmware. Images can be downloaded from
-the OpenBMC jenkins :
+The Aspeed machines can be started using the ``-kernel`` and ``-dtb`` options
+to load a Linux kernel or from a firmware. Images can be downloaded from the
+OpenBMC jenkins :
https://jenkins.openbmc.org/job/ci-openbmc/lastSuccessfulBuild/
@@ -88,6 +88,15 @@ or directly from the OpenBMC GitHub release repository :
https://github.com/openbmc/openbmc/releases
+To boot a kernel directly from a Linux build tree:
+
+.. code-block:: bash
+
+ $ qemu-system-arm -M ast2600-evb -nographic \
+ -kernel arch/arm/boot/zImage \
+ -dtb arch/arm/boot/dts/aspeed-ast2600-evb.dtb \
+ -initrd rootfs.cpio
+
The image should be attached as an MTD drive. Run :
.. code-block:: bash