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authorDaniel Schultz <d.schultz@phytec.de>2024-08-30 02:09:31 -0700
committerTom Rini <trini@konsulko.com>2024-09-10 13:16:01 -0600
commitd87842cd3dec760cc54a0cdcb38b7c2e4f2f62a7 (patch)
treefd64b4e19f46af02482067ff0b04f5ff0f6d472b
parent8cafb21215c15b41361b4c7356cc5bcdc34aa26b (diff)
downloadu-boot-d87842cd3dec760cc54a0cdcb38b7c2e4f2f62a7.tar.gz
include: net: phytec: Add K3 network boot logic
This boot logic allows to boot a Kernel image, Device-Tree blob and overlays via tftp/dhcp (configurable with 'net_fetch_cmd'). Additionally, it loads a rootfs via NFS. Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
-rw-r--r--include/env/phytec/k3_net.env22
1 files changed, 22 insertions, 0 deletions
diff --git a/include/env/phytec/k3_net.env b/include/env/phytec/k3_net.env
new file mode 100644
index 00000000000..377e406688d
--- /dev/null
+++ b/include/env/phytec/k3_net.env
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2024 PHYTEC Messtechnik GmbH
+ * Author: Daniel Schultz <d.schultz@phytec.de>
+ */
+
+/* Logic for TI K3 based SoCs to boot via network. */
+
+#include <env/phytec/overlays.env>
+
+netargs=setenv bootargs console=${console} root=/dev/nfs ip=dhcp rw
+ nfsroot=${serverip}:${nfsroot},vers=4,tcp
+netloadimage=${net_fetch_cmd} ${kernel_addr_r} ${serverip}:/Image
+netloadfdt=${net_fetch_cmd} ${fdt_addr_r} ${serverip}:/${fdtfile}
+netboot=run netargs;
+ setenv autoload no;
+ dhcp;
+ run netloadimage;
+ run netloadfdt;
+ run net_apply_overlays;
+ run net_apply_extensions;
+ booti ${kernel_addr_r} - ${fdt_addr_r}