openwrt-owl/target/linux/ixp4xx-2.6/patches/152-nas100d_mtd_load_mac.patch

57 lines
1.6 KiB
Diff

---
arch/arm/mach-ixp4xx/nas100d-setup.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
Index: linux-2.6.19/arch/arm/mach-ixp4xx/nas100d-setup.c
===================================================================
--- linux-2.6.19.orig/arch/arm/mach-ixp4xx/nas100d-setup.c
+++ linux-2.6.19/arch/arm/mach-ixp4xx/nas100d-setup.c
@@ -16,6 +16,7 @@
#include <linux/serial.h>
#include <linux/serial_8250.h>
#include <linux/leds.h>
+#include <linux/mtd/mtd.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -165,6 +166,30 @@ static struct platform_device *nas100d_d
&nas100d_npe_ucode,
};
+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(plat_mac0.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. */
@@ -196,6 +221,8 @@ static void __init nas100d_init(void)
(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")