root/trunk/patches/2.6.22/62-nas100d-setup-mac.patch

arch/arm/mach-ixp4xx/nas100d-setup.c

@@ -17 +17 @@
 #include <linux/serial_8250.h>
 #include <linux/leds.h>
 #include <linux/i2c-gpio.h>
+#include <linux/mtd/mtd.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -151 +152 @@
         &nas100d_eth[0],
 };
 
+static void nas100d_flash_add(struct mtd_info *mtd)
+{
+        if (strcmp(mtd->name, "RedBoot config") == 0) {
+                size_t retlen;
+                u_char mac[6];
+
+                if (mtd->read(mtd, 0x0FD8, 6, &retlen, mac) == 0 && retlen == 6) {
+                        printk(KERN_INFO "nas100d mac: %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
+                                mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+                        memcpy(nas100d_plat_eth[0].hwaddr, mac, 6);
+                } else {
+                        printk(KERN_ERR "nas100d mac: read failed\n");
+                }
+        }
+}
+
+static void nas100d_flash_remove(struct mtd_info *mtd) {
+}
+
+static struct mtd_notifier nas100d_flash_notifier = {
+        .add = nas100d_flash_add,
+        .remove = nas100d_flash_remove,
+};
+
 static void nas100d_power_off(void)
 {
         /* This causes the box to drop the power and go dead. */
@@ -183 +208 @@
         (void)platform_device_register(&nas100d_uart);
 
         platform_add_devices(nas100d_devices, ARRAY_SIZE(nas100d_devices));
+
+        register_mtd_user(&nas100d_flash_notifier);
 }
 
 MACHINE_START(NAS100D, "Iomega NAS 100d")