在7寸屏的6410的板子上，FriendlyARM.ini 如下，kernel 启动报 bug，信息如下：
FriendlyARM.ini：
=============
CheckOneButton=No
Action=Run
OS= android
VerifyNandWrite=No
StatusType = Beeper| LED
################### Android ####################
Android-BootLoader = Android/u-boot_sd-ram256.bin
Android-Kernel = Android/azImage_a70
Android-CommandLine = root=ubi0:FriendlyARM-root ubi.mtd=2 rootfstype=ubifs init=/linuxrc console=ttySAC0,115200 androidboot.console=s3c2410_serial0
Android-RootFs-RunImage = Android/rootfs_android.ext3
kernel log：
============
pmem: 1 init
S3C NAND Driver, (c) 2008 Samsung Electronics
S3C NAND Driver is using hardware ECC.
NAND device: Manufacturer ID: 0xec, Chip ID: 0xd5 (Samsung NAND 2GiB 3,3V 8-bit)
Creating 3 MTD partitions on "NAND 2GiB 3,3V 8-bit":
0x000000000000-0x000000080000 : "Bootloader"
0x000000080000-0x000000580000 : "Kernel"
0x000000580000-0x000080000000 : "File System"
mtd: partition "File System" doesn't start on an erase block boundary -- force read-only
kernel BUG at drivers/mtd/nand/nand_base.c:217!
Unable to handle kernel NULL pointer dereference at virtual address 00000000
pgd = c0004000
[00000000] *pgd=00000000
Internal error: Oops: 805 [#1] PREEMPT
last sysfs file:
Modules linked in:
CPU: 0 Not tainted (2.6.36-FriendlyARM #2)
PC is at __bug+0x1c/0x28
