nx823: get mac address from environment

[karo-tx-uboot.git] / board / nx823 / nx823.c

diff --git a/board/nx823/nx823.c b/board/nx823/nx823.c
index df9aaab7a7a702d61eed85705b4fae324eb583e0..6ec29dc8575db08dc90bb55268b0cab6887962e5 100644 (file)
--- a/board/nx823/nx823.c
+++ b/board/nx823/nx823.c
@@ -360,39 +360,30 @@ static long int dram_size (long int mamr_value, long int *base,
        return (get_ram_size (base, maxsize));
 }
 
-u_long *my_sernum;
-
 int misc_init_r (void)
 {
+       int i;
        char tmp[50];
-       u_char *e = gd->bd->bi_enetaddr;
+       uchar ethaddr[6];
+       bd_t *bd = gd->bd;
+       ulong my_sernum = bd->bi_sernum;
 
-       /* save serial numbre from flash (uniquely programmed) */
-       my_sernum = malloc (8);
-       memcpy (my_sernum, gd->bd->bi_sernum, 8);
+       /* load unique serial number */
+       for (i = 0; i < 8; ++i)
+               bd->bi_sernum[i] = *(u_char *) (CONFIG_SYS_FLASH_SN_BASE + i);
 
        /* save env variables according to sernum */
        sprintf (tmp, "%08lx%08lx", my_sernum[0], my_sernum[1]);
        setenv ("serial#", tmp);
 
-       sprintf (tmp, "%02x:%02x:%02x:%02x:%02x:%02x", e[0], e[1], e[2], e[3],
-                e[4], e[5]);
-       setenv ("ethaddr", tmp);
-       return (0);
-}
-
-void load_sernum_ethaddr (void)
-{
-       int i;
-       bd_t *bd = gd->bd;
-
-       for (i = 0; i < 8; i++) {
-               bd->bi_sernum[i] = *(u_char *) (CONFIG_SYS_FLASH_SN_BASE + i);
+       if (!eth_getenv_enetaddr("ethaddr", ethaddr)) {
+               ethaddr[0] = 0x10;
+               ethaddr[1] = 0x20;
+               ethaddr[2] = 0x30;
+               ethaddr[3] = bd->bi_sernum[1] << 4 | bd->bi_sernum[2];
+               ethaddr[4] = bd->bi_sernum[5];
+               ethaddr[5] = bd->bi_sernum[6];
        }
-       bd->bi_enetaddr[0] = 0x10;
-       bd->bi_enetaddr[1] = 0x20;
-       bd->bi_enetaddr[2] = 0x30;
-       bd->bi_enetaddr[3] = bd->bi_sernum[1] << 4 | bd->bi_sernum[2];
-       bd->bi_enetaddr[4] = bd->bi_sernum[5];
-       bd->bi_enetaddr[5] = bd->bi_sernum[6];
+
+       return 0;
 }