static void init_ethernet_mac(void)
{
char mac_string[64];
char env_string[64];
int i;
unsigned char *buf;
buf = malloc(256);
if (!buf) {
printf("%s: malloc failed.\n", __func__);
return;
}
get_sh_eth_mac_raw(buf, 256);
/* Gigabit Ethernet */
for (i = 0; i < SH7753EVB_ETHERNET_NUM_CH; i++) {
get_sh_eth_mac(i, mac_string, buf);
if (i == 0)
setenv("ethaddr", mac_string);
else {
sprintf(env_string, "eth%daddr", i);
setenv(env_string, mac_string);
}
set_mac_to_sh_giga_eth_register(i, mac_string);
}
free(buf);
}
int do_write_mac(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int i, ret;
char mac_string[256];
struct spi_flash *spi;
unsigned char *buf;
if (argc != 5) {
buf = malloc(256);
if (!buf) {
printf("%s: malloc error.\n", __func__);
return 1;
}
get_sh_eth_mac_raw(buf, 256);
/* print current MAC address */
for (i = 0; i < 4; i++) {
get_sh_eth_mac(i, mac_string, buf);
if (i < 2)
printf(" ETHERC ch%d = %s\n", i, mac_string);
else
printf("GETHERC ch%d = %s\n", i-2, mac_string);
}
free(buf);
return 0;
}
/* new setting */
memset(mac_string, 0xff, sizeof(mac_string));
sprintf(mac_string, "%s\t%s\t%s\t%s",
argv[1], argv[2], argv[3], argv[4]);
/* write MAC data to SPI rom */
spi = spi_flash_probe(0, 0, 1000000, SPI_MODE_3);
if (!spi) {
printf("%s: spi_flash probe error.\n", __func__);
return 1;
}
ret = spi_flash_erase(spi, SH7757LCR_ETHERNET_MAC_BASE_SPI,
SH7757LCR_SPI_SECTOR_SIZE);
if (ret) {
printf("%s: spi_flash erase error.\n", __func__);
return 1;
}
ret = spi_flash_write(spi, SH7757LCR_ETHERNET_MAC_BASE_SPI,
sizeof(mac_string), mac_string);
if (ret) {
printf("%s: spi_flash write error.\n", __func__);
spi_flash_free(spi);
return 1;
}
spi_flash_free(spi);
puts("The writing of the MAC address to SPI ROM was completed.\n");
return 0;
}