target/linux/ixp4xx-2.6/patches/133-ixp4xx_net_driver_improve_mac_handling.patch

   1 Index: linux-2.6.19/include/asm-arm/arch-ixp4xx/platform.h
   2 ===================================================================
   3 --- linux-2.6.19.orig/include/asm-arm/arch-ixp4xx/platform.h
   4 +++ linux-2.6.19/include/asm-arm/arch-ixp4xx/platform.h
   5 @@ -100,6 +100,7 @@ struct mac_plat_info {
   6         int phy_id;     /* ID of the connected PHY (PCB/platform dependent) */
   7         int rxq_id;     /* Queue ID of the RX-free q*/
   8         int txq_id;     /* Where to push the outgoing packets */
   9 +       unsigned char hwaddr[6]; /* Desired hardware address */
  10  };
  11
  12
  13 Index: linux-2.6.19/drivers/net/ixp4xx/mac_driver.c
  14 ===================================================================
  15 --- linux-2.6.19.orig/drivers/net/ixp4xx/mac_driver.c
  16 +++ linux-2.6.19/drivers/net/ixp4xx/mac_driver.c
  17 @@ -189,6 +189,24 @@ static int ixmac_open (struct net_device
  18         }
  19         mac->rxq_pkt += RX_QUEUE_PREFILL;
  20
  21 +       /* printk(KERN_INFO "...Platform MAC=0x%02x%02x%02x%02x%02x%02x\n",
  22 +               mac->plat->hwaddr[0],
  23 +               mac->plat->hwaddr[1],
  24 +               mac->plat->hwaddr[2],
  25 +               mac->plat->hwaddr[3],
  26 +               mac->plat->hwaddr[4],
  27 +               mac->plat->hwaddr[5]
  28 +       ); */
  29 +       /* Only use platform or random if there's currently no device hw addr */
  30 +       if (is_zero_ether_addr(dev->dev_addr)) {
  31 +               if (is_zero_ether_addr(mac->plat->hwaddr)) {
  32 +                       random_ether_addr(dev->dev_addr);
  33 +                       dev->dev_addr[5] = mac->plat->phy_id;
  34 +               }
  35 +               else
  36 +                       memcpy(dev->dev_addr, mac->plat->hwaddr, 6);
  37 +       }
  38 +
  39         mac_init(mac);
  40         npe_mh_set_rxqid(npe, mac->plat, RX_DONE_QID);
  41         mac_set_uniaddr(dev);
  42 @@ -434,9 +452,15 @@ static int mac_probe(struct platform_dev
  43          * following commands:
  44          * "ip link set address 02:03:04:04:04:01 dev eth0"
  45          * "ifconfig eth0 hw ether 02:03:04:04:04:07"
  46 -        */
  47 -       random_ether_addr(dev->dev_addr);
  48 -       dev->dev_addr[5] = plat->phy_id;
  49 +       */
  50 +/*     Note: moved to ixmac_open to allow notifiers to run for compiled in modules
  51 +       if (is_zero_ether_addr(plat->hwaddr)) {
  52 +               random_ether_addr(dev->dev_addr);
  53 +               dev->dev_addr[5] = plat->phy_id;
  54 +       }
  55 +       else
  56 +               memcpy(dev->dev_addr, plat->hwaddr, 6);
  57 +*/
  58
  59         printk(KERN_INFO IXMAC_NAME " driver " IXMAC_VERSION
  60                         ": %s on %s with PHY[%d] initialized\n",