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authorSean Edmond <seanedmond@microsoft.com>2023-07-25 16:20:30 -0700
committerTom Rini <trini@konsulko.com>2023-11-05 13:28:40 -0500
commit91953956d29d104137bb8085a6a73d14fea99e1e (patch)
tree9bcf3f88809b500c4ec62aa5b82f3857b54bb8f0 /cmd/pxe.c
parentb2369a19b8249ae45e501dc453a099f2a20a320f (diff)
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 <seanedmond@microsoft.com>
Diffstat (limited to 'cmd/pxe.c')
-rw-r--r--cmd/pxe.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/cmd/pxe.c b/cmd/pxe.c
index 704589702f..21134eb7a3 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)