static int mc_fixup_mac_addr(void *blob, int nodeoffset,
const char *propname, struct eth_device *eth_dev,
enum mc_fixup_type type)
{
int err = 0, len = 0, size, i;
unsigned char env_enetaddr[ARP_HLEN];
unsigned int enetaddr_32[ARP_HLEN];
void *val = NULL;
switch (type) {
case MC_FIXUP_DPL:
/* DPL likes its addresses on 32 * ARP_HLEN bits */
for (i = 0; i < ARP_HLEN; i++)
enetaddr_32[i] = cpu_to_fdt32(eth_dev->enetaddr[i]);
val = enetaddr_32;
len = sizeof(enetaddr_32);
break;
case MC_FIXUP_DPC:
val = eth_dev->enetaddr;
len = ARP_HLEN;
break;
}
/* MAC address property present */
if (fdt_get_property(blob, nodeoffset, propname, NULL)) {
/* u-boot MAC addr randomly assigned - leave the present one */
if (!eth_env_get_enetaddr_by_index("eth", eth_dev->index,
env_enetaddr))
return err;
} else {
size = MC_DT_INCREASE_SIZE + strlen(propname) + len;
/* make room for mac address property */
err = fdt_increase_size(blob, size);
if (err) {
printf("fdt_increase_size: err=%s\n",
fdt_strerror(err));
return err;
}
}
err = fdt_setprop(blob, nodeoffset, propname, val, len);
if (err) {
printf("fdt_setprop: err=%s\n", fdt_strerror(err));
return err;
}
return err;
}
/*
* If there is no MAC address in the environment, then it will be initialized
* (silently) from the value in the EEPROM.
*/
void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr)
{
uint8_t env_enetaddr[6];
int ret;
ret = eth_env_get_enetaddr_by_index("eth", 0, env_enetaddr);
if (!ret) {
/*
* There is no MAC address in the environment, so we
* initialize it from the value in the EEPROM.
*/
debug("### Setting environment from EEPROM MAC address = "
"\"%pM\"\n",
env_enetaddr);
ret = !eth_env_set_enetaddr("ethaddr", rom_enetaddr);
}
if (!ret)
printf("Failed to set mac address from EEPROM: %d\n", ret);
}
