+ if (label->ipappend & 0x1) {
+ sprintf(ip_str, " ip=%s:%s:%s:%s",
+ getenv("ipaddr"), getenv("serverip"),
+ getenv("gatewayip"), getenv("netmask"));
+ }
+
+#ifdef CONFIG_CMD_NET
+ if (label->ipappend & 0x2) {
+ int err;
+ strcpy(mac_str, " BOOTIF=");
+ err = format_mac_pxe(mac_str + 8, sizeof(mac_str) - 8);
+ if (err < 0)
+ mac_str[0] = '\0';
+ }
+#endif
+
+ if ((label->ipappend & 0x3) || label->append) {
+ char bootargs[CONFIG_SYS_CBSIZE] = "";
+ char finalbootargs[CONFIG_SYS_CBSIZE];
+
+ if (strlen(label->append ?: "") +
+ strlen(ip_str) + strlen(mac_str) + 1 > sizeof(bootargs)) {
+ printf("bootarg overflow %zd+%zd+%zd+1 > %zd\n",
+ strlen(label->append ?: ""),
+ strlen(ip_str), strlen(mac_str),
+ sizeof(bootargs));
+ return 1;
+ }
+
+ if (label->append)
+ strcpy(bootargs, label->append);
+ strcat(bootargs, ip_str);
+ strcat(bootargs, mac_str);
+
+ cli_simple_process_macros(bootargs, finalbootargs);
+ setenv("bootargs", finalbootargs);
+ printf("append: %s\n", finalbootargs);
+ }