target/linux/ixp4xx/patches-2.6.23/067-nas100d_fetch_mac.patch

   1 Index: linux-2.6.23.11-armeb/arch/arm/mach-ixp4xx/nas100d-setup.c
   2 ===================================================================
   3 --- linux-2.6.23.11-armeb.orig/arch/arm/mach-ixp4xx/nas100d-setup.c     2007-12-29 23:19:07.000000000 +1030
   4 +++ linux-2.6.23.11-armeb/arch/arm/mach-ixp4xx/nas100d-setup.c  2007-12-29 23:24:06.000000000 +1030
   5 @@ -21,6 +21,7 @@
   6  #include <asm/mach-types.h>
   7  #include <asm/mach/arch.h>
   8  #include <asm/mach/flash.h>
   9 +#include <asm/io.h>
  10
  11  static struct flash_platform_data nas100d_flash_data = {
  12         .map_name               = "cfi_probe",
  13 @@ -164,6 +165,9 @@
  14
  15  static void __init nas100d_init(void)
  16  {
  17 +       uint8_t __iomem *f;
  18 +       int i;
  19 +
  20         ixp4xx_sys_init();
  21
  22         /* gpio 14 and 15 are _not_ clocks */
  23 @@ -183,6 +187,33 @@
  24         (void)platform_device_register(&nas100d_uart);
  25
  26         platform_add_devices(nas100d_devices, ARRAY_SIZE(nas100d_devices));
  27 +
  28 +
  29 +       /*
  30 +        * Map in a portion of the flash and read the MAC address.
  31 +        * Since it is stored in BE in the flash itself, we need to
  32 +        * byteswap it if we're in LE mode.
  33 +        */
  34 +       if ((f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x1000000))) {
  35 +#ifdef __ARMEB__
  36 +               for (i = 0; i < 6; i++) {
  37 +                       nas100d_plat_eth[0].hwaddr[i] = readb(f + 0xFC0FD8 + i);
  38 +               }
  39 +#else
  40 +               nas100d_plat_eth[0].hwaddr[0] = readb(f + 0xFC0FD8 + 3);
  41 +               nas100d_plat_eth[0].hwaddr[1] = readb(f + 0xFC0FD8 + 2);
  42 +               nas100d_plat_eth[0].hwaddr[2] = readb(f + 0xFC0FD8 + 1);
  43 +               nas100d_plat_eth[0].hwaddr[3] = readb(f + 0xFC0FD8 + 0);
  44 +               nas100d_plat_eth[0].hwaddr[4] = readb(f + 0xFC0FD8 + 7);
  45 +               nas100d_plat_eth[0].hwaddr[5] = readb(f + 0xFC0FD8 + 6);
  46 +#endif
  47 +               iounmap(f);
  48 +       }
  49 +       printk(KERN_INFO "NAS100D: Using MAC address %.2x:%.2x:%.2x:%.2x:%.2x:%.2x for port 0\n",
  50 +              nas100d_plat_eth[0].hwaddr[0], nas100d_plat_eth[0].hwaddr[1],
  51 +              nas100d_plat_eth[0].hwaddr[2], nas100d_plat_eth[0].hwaddr[3],
  52 +              nas100d_plat_eth[0].hwaddr[4], nas100d_plat_eth[0].hwaddr[5]);
  53 +
  54  }
  55
  56  MACHINE_START(NAS100D, "Iomega NAS 100d")