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Documentation:openrisc: Add build instructions with initramfs

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Mention how to include initramfs when building the kernel and
direct the reader to ramfs-rootfs-initramfs.rst documentation for more
details

Signed-off-by: Ann Yun <by.ann.yun@gmail.com>
Signed-off-by: Stafford Horne <shorne@gmail.com>
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Ann Yun 2025-04-26 20:07:26 -04:00 • committed by Stafford Horne
parent 92a09c4746
commit af69647e99
1 changed files with 6 additions and 0 deletions
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6
Documentation/arch/openrisc/openrisc_port.rst
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@ -40,6 +40,12 @@ Build the Linux kernel as usual::
make ARCH=openrisc CROSS_COMPILE="or1k-linux-" defconfig
make ARCH=openrisc CROSS_COMPILE="or1k-linux-"
If you want to embed initramfs in the kernel, also pass ``CONFIG_INITRAMFS_SOURCE``. For example::
make ARCH=openrisc CROSS_COMPILE="or1k-linux-" CONFIG_INITRAMFS_SOURCE="path/to/rootfs path/to/devnodes"
For more information on this, please check Documentation/filesystems/ramfs-rootfs-initramfs.rst.
3) Running on FPGA (optional)
The OpenRISC community typically uses FuseSoC to manage building and programming