net: Add the BOOTP_DNS2 option to Kconfig
Commit 3b3ea2c56ec4bc5 ("Kconfig: cmd: Make networking command dependent on NET")
removed the help documentation from the README but didn't add it back to Kconfig.
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Reviewed-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Duncan Hare <dh@synoia.com>
diff --git a/cmd/Kconfig b/cmd/Kconfig
index 6664379..43efe7d 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -1056,6 +1056,17 @@
returned, you must set BOOTP_DNS2 to store that second server IP
also.
+config BOOTP_DNS2
+ bool "Store 'dnsip2' from BOOTP/DHCP server"
+ depends on BOOTP_DNS
+ help
+ If a DHCP client requests the DNS server IP from a DHCP server,
+ it is possible that more than one DNS serverip is offered to the
+ client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS
+ server IP will be stored in the additional environment
+ variable "dnsip2". The first DNS serverip is always
+ stored in the variable "dnsip", when BOOTP_DNS is defined.
+
config BOOTP_GATEWAY
bool "Request & store 'gatewayip' from BOOTP/DHCP server"
depends on CMD_BOOTP