[iscsi] Include both DNS addresses in iBFT, if available

Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/src/drivers/block/ibft.c b/src/drivers/block/ibft.c
index adf1d7d5947522db4da375d17cc531130b4b8a25..932a00b559fe47e22e3e8d721986ea197735a17e 100644 (file)
--- a/src/drivers/block/ibft.c
+++ b/src/drivers/block/ibft.c
@@ -103,13 +103,18 @@ static void ibft_set_ipaddr ( struct ibft_ipaddr *ipaddr, struct in_addr in ) {
  *
  * @v ipaddr           IP address field
  * @v setting          Configuration setting
- * @v tag              DHCP option tag
+ * @v count            Maximum number of IP addresses
  */
 static void ibft_set_ipaddr_setting ( struct ibft_ipaddr *ipaddr,
-                                     struct setting *setting ) {
-       struct in_addr in;
-       fetch_ipv4_setting ( NULL, setting, &in );
-       ibft_set_ipaddr ( ipaddr, in );
+                                     struct setting *setting,
+                                     unsigned int count ) {
+       struct in_addr in[count];
+       unsigned int i;
+
+       fetch_ipv4_array_setting ( NULL, setting, in, count );
+       for ( i = 0 ; i < count ; i++ ) {
+               ibft_set_ipaddr ( &ipaddr[i], in[i] );
+       }
 }
 
 /**
@@ -233,12 +238,15 @@ static int ibft_fill_nic ( struct ibft_nic *nic,
                              IBFT_FL_NIC_FIRMWARE_BOOT_SELECTED );
 
        /* Extract values from configuration settings */
-       ibft_set_ipaddr_setting ( &nic->ip_address, &ip_setting );
+       ibft_set_ipaddr_setting ( &nic->ip_address, &ip_setting, 1 );
        DBG ( "iBFT NIC IP = %s\n", ibft_ipaddr ( &nic->ip_address ) );
-       ibft_set_ipaddr_setting ( &nic->gateway, &gateway_setting );
+       ibft_set_ipaddr_setting ( &nic->gateway, &gateway_setting, 1 );
        DBG ( "iBFT NIC gateway = %s\n", ibft_ipaddr ( &nic->gateway ) );
-       ibft_set_ipaddr_setting ( &nic->dns[0], &dns_setting );
-       DBG ( "iBFT NIC DNS = %s\n", ibft_ipaddr ( &nic->dns[0] ) );
+       ibft_set_ipaddr_setting ( &nic->dns[0], &dns_setting,
+                                 ( sizeof ( nic->dns ) /
+                                   sizeof ( nic->dns[0] ) ) );
+       DBG ( "iBFT NIC DNS = %s", ibft_ipaddr ( &nic->dns[0] ) );
+       DBG ( ", %s\n", ibft_ipaddr ( &nic->dns[1] ) );
        if ( ( rc = ibft_set_string_setting ( strings, &nic->hostname,
                                              &hostname_setting ) ) != 0 )
                return rc;