1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright 2022 Google LLC
4 */
5#include <net.h>
6#include <errno.h>
7#include "mercury_aa1.h"
8
9int misc_init_r(void)
10{
11	u8 mac[ARP_HLEN];
12	int res;
13
14	if (env_get("ethaddr"))
15		return 0;
16
17	res = mercury_aa1_read_mac(mac);
18	if (res) {
19		printf("couldn't read mac address: %s\n", errno_str(res));
20		return 0;
21	}
22
23	if (is_valid_ethaddr(mac))
24		eth_env_set_enetaddr("ethaddr", mac);
25
26	return 0;
27}
28