From: Daniel Schultz <d.schultz@phytec.de>
Date: Fri, 30 Aug 2024 09:09:31 +0000 (-0700)
Subject: include: net: phytec: Add K3 network boot logic
X-Git-Url: http://git.dujemihanovic.xyz/html/static/%7B%7B%20%24.Site.BaseURL%20%7D%7Dposts/index.xml?a=commitdiff_plain;h=d87842cd3dec760cc54a0cdcb38b7c2e4f2f62a7;p=u-boot.git

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>
---

diff --git a/include/env/phytec/k3_net.env b/include/env/phytec/k3_net.env
new file mode 100644
index 0000000000..377e406688
--- /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}