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authorJerome Forissier <jerome.forissier@linaro.org>2024-10-16 12:04:03 +0200
committerTom Rini <trini@konsulko.com>2024-10-16 11:11:56 -0600
commit98ad145db61a51308abb9de3212d4e3078d145c0 (patch)
tree6a7cef76b36dca65a3ba6e0daadaa930592b1bf5 /cmd/net-lwip.c
parent1c41a7afaa15dded7cc4c42be61fa811e034e97b (diff)
downloadu-boot-98ad145db61a51308abb9de3212d4e3078d145c0.tar.gz
net: lwip: add DHCP support and dhcp commmand
Add what it takes to enable NETDEVICES with NET_LWIP and enable DHCP as well as the dhcp command. CMD_TFTPBOOT is selected by BOOTMETH_EFI due to this code having an implicit dependency on do_tftpb(). Note that PXE is likely non-fonctional with NET_LWIP (or at least not 100% functional) because DHCP option 209 is not supported by the lwIP library. Therefore, BOOTP_PXE_DHCP_OPTION cannot be enabled. Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org> Tested-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Diffstat (limited to 'cmd/net-lwip.c')
-rw-r--r--cmd/net-lwip.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/cmd/net-lwip.c b/cmd/net-lwip.c
new file mode 100644
index 00000000000..82edb5fd2e6
--- /dev/null
+++ b/cmd/net-lwip.c
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2024 Linaro Ltd. */
+
+#include <command.h>
+#include <net.h>
+
+#if defined(CONFIG_CMD_DHCP)
+U_BOOT_CMD(
+ dhcp, 3, 1, do_dhcp,
+ "boot image via network using DHCP/TFTP protocol",
+ "[loadAddress] [[hostIPaddr:]bootfilename]"
+);
+#endif