u-boot/doc/usage/fit/multi-with-loadables.rst

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.. SPDX-License-Identifier: GPL-2.0+
Multiple kernels, ramdisks and FDT blobs with Xen
=================================================
This example makes use of the 'loadables' field::
/dts-v1/;
/ {
description = "Configuration to load a Xen Kernel";
#address-cells = <1>;
images {
xen_kernel {
description = "xen binary";
data = /incbin/("./xen");
type = "kernel";
arch = "arm";
os = "linux";
compression = "none";
load = <0xa0000000>;
entry = <0xa0000000>;
hash-1 {
algo = "sha256";
};
};
fdt-1 {
description = "xexpress-ca15 tree blob";
data = /incbin/("./vexpress-v2p-ca15-tc1.dtb");
type = "flat_dt";
arch = "arm";
compression = "none";
load = <0xb0000000>;
hash-1 {
algo = "sha256";
};
};
fdt-2 {
description = "xexpress-ca15 tree blob";
data = /incbin/("./vexpress-v2p-ca15-tc1.dtb");
type = "flat_dt";
arch = "arm";
compression = "none";
load = <0xb0400000>;
hash-1 {
algo = "sha256";
};
};
linux_kernel {
description = "Linux Image";
data = /incbin/("./Image");
type = "kernel";
arch = "arm";
os = "linux";
compression = "none";
load = <0xa0000000>;
entry = <0xa0000000>;
hash-1 {
algo = "sha256";
};
};
};
configurations {
default = "config-2";
config-1 {
description = "Just plain Linux";
kernel = "linux_kernel";
fdt = "fdt-1";
};
config-2 {
description = "Xen one loadable";
kernel = "xen_kernel";
fdt = "fdt-1";
loadables = "linux_kernel";
};
config-3 {
description = "Xen two loadables";
kernel = "xen_kernel";
fdt = "fdt-1";
loadables = "linux_kernel", "fdt-2";
};
};
};