求教：我在mini2440上移植2.6.38遇到的问题：我配好nand驱动，编译好内核之后下进板子启动的信息，但是没有nand分区信息，请问这个一般是什么原因呢！？？ 谢谢！
下面是内核启动时的串口信息：
CPU S3C2440A (id 0x32440001)
S3C24XX Clocks, Copyright 2004 Simtec Electronics
S3C244X: core 405.000 MHz, memory 101.250 MHz, peripheral 50.625 MHz
CLOCK: Slow mode (1.500 MHz), fast, MPLL on, UPLL on
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
Kernel command line: noinitrd root=/dev/mtdblock3 init=/linuxrc console=ttySAC0
PID hash table entries: 256 (order: -2, 1024 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory: 64MB = 64MB total
Memory: 60460k/60460k available, 5076k reserved, 0K highmem
Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
DMA : 0xffc00000 - 0xffe00000 ( 2 MB)
vmalloc : 0xc4800000 - 0xf6000000 ( 792 MB)
lowmem : 0xc0000000 - 0xc4000000 ( 64 MB)
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
.init : 0xc0008000 - 0xc0029000 ( 132 kB)
.text : 0xc0029000 - 0xc03f6a58 (3895 kB)
.data : 0xc03f8000 - 0xc041ba40 ( 143 kB)
SLUB: Genslabs=13, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
NR_IRQS:85
irq: clearing subpending status 00000003
irq: clearing subpending status 00000002
Console: colour dummy device 80x30
console [ttySAC0] enabled
Calibrating delay loop... 201.93 BogoMIPS (lpj=504832)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
gpiochip_add: gpios 288..303 (GPIOK) failed to register
gpiochip_add: gpios 320..334 (GPIOL) failed to register
gpiochip_add: gpios 352..353 (GPIOM) failed to register
NET: Registered protocol family 16
kobject (c03fe1f0): tried to init an initialized object, something is seriously wrong.
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c017ad68>] (kobject_init+0x38/0x70)
[<c017ad68>] (kobject_init+0x38/0x70) from [<c01c1504>] (device_initialize+0x20/0x60)
[<c01c1504>] (device_initialize+0x20/0x60) from [<c01c5008>] (platform_device_register+0x10/0x1c)
[<c01c5008>] (platform_device_register+0x10/0x1c) from [<c01c5264>] (platform_add_devices+0x1c/0x60)
[<c01c5264>] (platform_add_devices+0x1c/0x60) from [<c000b148>] (customize_machine+0x1c/0x28)
[<c000b148>] (customize_machine+0x1c/0x28) from [<c0029434>] (do_one_initcall+0xd0/0x1a4)
[<c0029434>] (do_one_initcall+0xd0/0x1a4) from [<c00083d0>] (kernel_init+0x98/0x144)
[<c00083d0>] (kernel_init+0x98/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
------------[ cut here ]------------
WARNING: at kernel/resource.c:491 __insert_resource+0x3c/0x128()
Modules linked in:
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c003ada4>] (warn_slowpath_common+0x48/0x60)
[<c003ada4>] (warn_slowpath_common+0x48/0x60) from [<c003add4>] (warn_slowpath_null+0x18/0x1c)
[<c003add4>] (warn_slowpath_null+0x18/0x1c) from [<c0040738>] (__insert_resource+0x3c/0x128)
[<c0040738>] (__insert_resource+0x3c/0x128) from [<c0040898>] (insert_resource+0x8/0x14)
[<c0040898>] (insert_resource+0x8/0x14) from [<c01c4f50>] (platform_device_add+0xb4/0x15c)
[<c01c4f50>] (platform_device_add+0xb4/0x15c) from [<c01c5264>] (platform_add_devices+0x1c/0x60)
[<c01c5264>] (platform_add_devices+0x1c/0x60) from [<c000b148>] (customize_machine+0x1c/0x28)
[<c000b148>] (customize_machine+0x1c/0x28) from [<c0029434>] (do_one_initcall+0xd0/0x1a4)
[<c0029434>] (do_one_initcall+0xd0/0x1a4) from [<c00083d0>] (kernel_init+0x98/0x144)
[<c00083d0>] (kernel_init+0x98/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
---[ end trace 1b75b31a2719ed1c ]---
s3c24xx-iis: failed to claim resource 0
------------[ cut here ]------------
WARNING: at drivers/base/core.c:143 device_release+0x74/0x88()
Device 's3c24xx-iis' does not have a release() function, it is broken and must be fixed.
Modules linked in:
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c003ada4>] (warn_slowpath_common+0x48/0x60)
[<c003ada4>] (warn_slowpath_common+0x48/0x60) from [<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c)
[<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c) from [<c01c0e44>] (device_release+0x74/0x88)
[<c01c0e44>] (device_release+0x74/0x88) from [<c017af1c>] (kobject_release+0x58/0x6c)
[<c017af1c>] (kobject_release+0x58/0x6c) from [<c017beb4>] (kref_put+0x60/0x70)
[<c017beb4>] (kref_put+0x60/0x70) from [<c02f548c>] (klist_put+0x64/0x6c)
[<c02f548c>] (klist_put+0x64/0x6c) from [<c01c1690>] (device_del+0x48/0x158)
[<c01c1690>] (device_del+0x48/0x158) from [<c01c4e60>] (platform_device_del+0x18/0x54)
[<c01c4e60>] (platform_device_del+0x18/0x54) from [<c01c523c>] (platform_device_unregister+0xc/0x18)
[<c01c523c>] (platform_device_unregister+0xc/0x18) from [<c01c5280>] (platform_add_devices+0x38/0x60)
[<c01c5280>] (platform_add_devices+0x38/0x60) from [<c000b148>] (customize_machine+0x1c/0x28)
[<c000b148>] (customize_machine+0x1c/0x28) from [<c0029434>] (do_one_initcall+0xd0/0x1a4)
[<c0029434>] (do_one_initcall+0xd0/0x1a4) from [<c00083d0>] (kernel_init+0x98/0x144)
[<c00083d0>] (kernel_init+0x98/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
---[ end trace 1b75b31a2719ed1d ]---
------------[ cut here ]------------
WARNING: at drivers/base/core.c:143 device_release+0x74/0x88()
Device 's3c2440-i2c' does not have a release() function, it is broken and must be fixed.
Modules linked in:
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c003ada4>] (warn_slowpath_common+0x48/0x60)
[<c003ada4>] (warn_slowpath_common+0x48/0x60) from [<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c)
[<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c) from [<c01c0e44>] (device_release+0x74/0x88)
[<c01c0e44>] (device_release+0x74/0x88) from [<c017af1c>] (kobject_release+0x58/0x6c)
[<c017af1c>] (kobject_release+0x58/0x6c) from [<c017beb4>] (kref_put+0x60/0x70)
[<c017beb4>] (kref_put+0x60/0x70) from [<c01c5280>] (platform_add_devices+0x38/0x60)
[<c01c5280>] (platform_add_devices+0x38/0x60) from [<c000b148>] (customize_machine+0x1c/0x28)
[<c000b148>] (customize_machine+0x1c/0x28) from [<c0029434>] (do_one_initcall+0xd0/0x1a4)
[<c0029434>] (do_one_initcall+0xd0/0x1a4) from [<c00083d0>] (kernel_init+0x98/0x144)
[<c00083d0>] (kernel_init+0x98/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
---[ end trace 1b75b31a2719ed1e ]---
------------[ cut here ]------------
WARNING: at drivers/base/core.c:143 device_release+0x74/0x88()
Device 's3c2410-wdt' does not have a release() function, it is broken and must be fixed.
Modules linked in:
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c003ada4>] (warn_slowpath_common+0x48/0x60)
[<c003ada4>] (warn_slowpath_common+0x48/0x60) from [<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c)
[<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c) from [<c01c0e44>] (device_release+0x74/0x88)
[<c01c0e44>] (device_release+0x74/0x88) from [<c017af1c>] (kobject_release+0x58/0x6c)
[<c017af1c>] (kobject_release+0x58/0x6c) from [<c017beb4>] (kref_put+0x60/0x70)
[<c017beb4>] (kref_put+0x60/0x70) from [<c01c5280>] (platform_add_devices+0x38/0x60)
[<c01c5280>] (platform_add_devices+0x38/0x60) from [<c000b148>] (customize_machine+0x1c/0x28)
[<c000b148>] (customize_machine+0x1c/0x28) from [<c0029434>] (do_one_initcall+0xd0/0x1a4)
[<c0029434>] (do_one_initcall+0xd0/0x1a4) from [<c00083d0>] (kernel_init+0x98/0x144)
[<c00083d0>] (kernel_init+0x98/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
---[ end trace 1b75b31a2719ed1f ]---
------------[ cut here ]------------
WARNING: at drivers/base/core.c:143 device_release+0x74/0x88()
Device 's3c2410-lcd' does not have a release() function, it is broken and must be fixed.
Modules linked in:
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c003ada4>] (warn_slowpath_common+0x48/0x60)
[<c003ada4>] (warn_slowpath_common+0x48/0x60) from [<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c)
[<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c) from [<c01c0e44>] (device_release+0x74/0x88)
[<c01c0e44>] (device_release+0x74/0x88) from [<c017af1c>] (kobject_release+0x58/0x6c)
[<c017af1c>] (kobject_release+0x58/0x6c) from [<c017beb4>] (kref_put+0x60/0x70)
[<c017beb4>] (kref_put+0x60/0x70) from [<c01c5280>] (platform_add_devices+0x38/0x60)
[<c01c5280>] (platform_add_devices+0x38/0x60) from [<c000b148>] (customize_machine+0x1c/0x28)
[<c000b148>] (customize_machine+0x1c/0x28) from [<c0029434>] (do_one_initcall+0xd0/0x1a4)
[<c0029434>] (do_one_initcall+0xd0/0x1a4) from [<c00083d0>] (kernel_init+0x98/0x144)
[<c00083d0>] (kernel_init+0x98/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
---[ end trace 1b75b31a2719ed20 ]---
------------[ cut here ]------------
WARNING: at drivers/base/core.c:143 device_release+0x74/0x88()
Device 's3c2410-ohci' does not have a release() function, it is broken and must be fixed.
Modules linked in:
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c003ada4>] (warn_slowpath_common+0x48/0x60)
[<c003ada4>] (warn_slowpath_common+0x48/0x60) from [<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c)
[<c003ae3c>] (warn_slowpath_fmt+0x2c/0x3c) from [<c01c0e44>] (device_release+0x74/0x88)
[<c01c0e44>] (device_release+0x74/0x88) from [<c017af1c>] (kobject_release+0x58/0x6c)
[<c017af1c>] (kobject_release+0x58/0x6c) from [<c017beb4>] (kref_put+0x60/0x70)
[<c017beb4>] (kref_put+0x60/0x70) from [<c01c5280>] (platform_add_devices+0x38/0x60)
[<c01c5280>] (platform_add_devices+0x38/0x60) from [<c000b148>] (customize_machine+0x1c/0x28)
[<c000b148>] (customize_machine+0x1c/0x28) from [<c0029434>] (do_one_initcall+0xd0/0x1a4)
[<c0029434>] (do_one_initcall+0xd0/0x1a4) from [<c00083d0>] (kernel_init+0x98/0x144)
[<c00083d0>] (kernel_init+0x98/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
---[ end trace 1b75b31a2719ed21 ]---
S3C2440: Initialising architecture
S3C2440: IRQ Support
S3C244X: Clock Support, DVS off
bio: create slab <bio-0> at 0
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
Advanced Linux Sound Architecture Driver Version 1.0.23.
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
JFFS2 version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
ROMFS MTD (C) 2007 Red Hat, Inc.
msgmni has been set to 118
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
s3c2440-uart.0: ttySAC0 at MMIO 0x50000000 (irq = 70) is a S3C2440
s3c2440-uart.1: ttySAC1 at MMIO 0x50004000 (irq = 73) is a S3C2440
s3c2440-uart.2: ttySAC2 at MMIO 0x50008000 (irq = 76) is a S3C2440
brd: module loaded
S3C24XX NAND Driver, (c) 2004 Simtec Electronics
dm9000 Ethernet Driver, V1.31
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
usbcore: registered new interface driver libusual
mousedev: PS/2 mouse device common for all mice
S3C24XX RTC, (c) 2004,2006 Simtec Electronics
i2c /dev entries driver
S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics
cpuidle: using governor ladder
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright(c) Pierre Ossman
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
ALSA device list:
No soundcards found.
TCP cubic registered
NET: Registered protocol family 17
Registering the dns_resolver key type
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
Root-NFS: no NFS server address
VFS: Unable to mount root fs via NFS, trying floppy.
VFS: Cannot open root device "mtdblock3" or unknown-block(2,0)
Please append a correct "root=" boot option; here are the available partitions:
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
[<c002e938>] (unwind_backtrace+0x0/0xec) from [<c02f85b0>] (panic+0x54/0x180)
[<c02f85b0>] (panic+0x54/0x180) from [<c0008eb4>] (mount_block_root+0x1d0/0x210)
[<c0008eb4>] (mount_block_root+0x1d0/0x210) from [<c0008f94>] (mount_root+0xa0/0xc0)
[<c0008f94>] (mount_root+0xa0/0xc0) from [<c0009118>] (prepare_namespace+0x164/0x1bc)
[<c0009118>] (prepare_namespace+0x164/0x1bc) from [<c000843c>] (kernel_init+0x104/0x144)
[<c000843c>] (kernel_init+0x104/0x144) from [<c002a978>] (kernel_thread_exit+0x0/0x8)
