From 91953956d29d104137bb8085a6a73d14fea99e1e Mon Sep 17 00:00:00 2001 From: Sean Edmond Date: Tue, 25 Jul 2023 16:20:30 -0700 Subject: net: Get pxe config file from dhcp option 209 Allow dhcp server pass pxe config file full path by using option 209 Signed-off-by: Sean Edmond --- cmd/Kconfig | 4 ++++ cmd/pxe.c | 8 ++++++++ 2 files changed, 12 insertions(+) (limited to 'cmd') diff --git a/cmd/Kconfig b/cmd/Kconfig index fd16c3a48e5..df6d71c103f 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -1840,6 +1840,10 @@ config BOOTP_PXE_CLIENTARCH default 0x15 if ARM default 0x0 if X86 +config BOOTP_PXE_DHCP_OPTION + bool "Request & store 'pxe_configfile' from BOOTP/DHCP server" + depends on BOOTP_PXE + config BOOTP_VCI_STRING string depends on CMD_BOOTP diff --git a/cmd/pxe.c b/cmd/pxe.c index 704589702f2..21134eb7a30 100644 --- a/cmd/pxe.c +++ b/cmd/pxe.c @@ -141,6 +141,14 @@ int pxe_get(ulong pxefile_addr_r, char **bootdirp, ulong *sizep, bool use_ipv6) env_get("bootfile"), use_ipv6)) return -ENOMEM; + if (IS_ENABLED(CONFIG_BOOTP_PXE_DHCP_OPTION) && + pxelinux_configfile && !use_ipv6) { + if (pxe_dhcp_option_path(&ctx, pxefile_addr_r) > 0) + goto done; + + goto error_exit; + } + if (IS_ENABLED(CONFIG_DHCP6_PXE_DHCP_OPTION) && pxelinux_configfile && use_ipv6) { if (pxe_dhcp_option_path(&ctx, pxefile_addr_r) > 0) -- cgit v1.2.3