请高手指点一下，如何移植cramfs文件系统？？
启动的时候显示如下。请问该如何解决？？U-Boot 1.1.4 (Nov 30 2006 - 18:58:57)
U-Boot code: 31F80000 -> 31F96C28BSS: -> 31F9AF14
RAM Configuration:
Bank #0: 30000000 32 MB
Flash: 512 kB
*** Warning - bad CRC, using default environment
In: serial
Out: serial
Err: serial
nano2410 #> tftp 0x30008000 uImage;tftp 0x30800000 my_rootfs.img;bootm 0x30008000
TFTP from server 192.168.0.100; our IP address is 192.168.0.110
Filename 'uImage'.
Load address: 0x30008000
Loading: #################################################################
#################################################################
#################################################################
done
Bytes transferred = 994060 (f2b0c hex)
TFTP from server 192.168.0.100; our IP address is 192.168.0.110
Filename 'my_rootfs.img'.
Load address: 0x30800000
Loading: #################################################################
#################################################################
#################################################################
#################################################################
#################################################################
#################################################################
###################################
done
Bytes transferred = 2170880 (212000 hex)
## Booting image at 30008000 ...
Image Name: Linux-2.6.14.1
Created: 2006-11-30 8:59:13 UTC
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 993996 Bytes = 970.7 kB
Load Address: 30008000
Entry Point:30008040
Verifying Checksum ... OK
XIP Kernel Image ... OK
Starting kernel ...
Uncompressing Linux.................................................................. done, booting the kernel.
Linux version 2.6.14.1 (root@xiong) (gcc version 3.4.6) #3 Thu Nov 30 16:58:18 CST 2006
CPU: ARM920Tid(wb) revision 0 (ARMv4T)
Machine: SMDK2410
Warning: bad configuration page, trying to continue
Memory policy: ECC disabled, Data cache writeback
CPU S3C2410A (id 0x32410002)
S3C2410: core 202.800 MHz, memory 101.400 MHz, peripheral 50.700 MHz
S3C2410 Clocks, (c) 2004 Simtec Electronics
CLOCK: Slow mode (1.500 MHz), fast, MPLL on, UPLL on
CPU0: D VIVT write-back cache
CPU0: I cache: 16384 bytes, associativity 64, 32 byte lines, 8 sets
CPU0: D cache: 16384 bytes, associativity 64, 32 byte lines, 8 sets
Built 1 zonelists
Kernel command line: noinitrd root=/dev/mtdblock2 init=/linuxrc console=ttySAC0,115200
irq: clearing pending ext status 00000200
irq: clearing subpending status 00000002
PID hash table entries: 128 (order: 7, 2048 bytes)
timer tcon=00500000, tcnt a509, tcfg 00000200,00000000, usec 00001e4c
Console: colour dummy device 80x30
Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)
Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)
Memory: 16MB = 16MB total
Memory: 14048KB available (1644K code, 373K data, 92K init)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
softlockup thread 0 started up.
NET: Registered protocol family 16
S3C2410: Initialising architecture
S3C2410 DMA Driver, (c) 2003-2004 Simtec Electronics
DMA channel 0 at c1800000, irq 33
DMA channel 1 at c1800040, irq 34
DMA channel 2 at c1800080, irq 35
DMA channel 3 at c18000c0, irq 36
NetWinder Floating Point Emulator V0.97 (double precision)
devfs: 2004-01-31 Richard Gooch ([email protected])
devfs: boot_options: 0x1
Console: switching to colour frame buffer device 80x25
fb0: Virtual frame buffer device, using 1024K of video memory
S3C2410 RTC, (c) 2004 Simtec Electronics
s3c2410_serial0 at MMIO 0x50000000 (irq = 70) is a S3C2410
s3c2410_serial1 at MMIO 0x50004000 (irq = 73) is a S3C2410
s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2410
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
Cirrus Logic CS8900A driver for Linux (Modified for SMDK2410)
eth0: CS8900A rev E at 0xe0000300 irq=53, no eeprom , addr: 08: 0:3E:26:0A:5B
S3C24XX NAND Driver, (c) 2004 Simtec Electronics
s3c2410-nand: mapped registers at c1980000
s3c2410-nand: timing: Tacls 10ns, Twrph0 30ns, Twrph1 10ns
NAND device: Manufacturer ID: 0xec, Chip ID: 0x76 (Samsung NAND 64MiB 3,3V 8-bit)
NAND_ECC_NONE selected by board driver. This is not recommended !!
Scanning device for bad blocks
Bad eraseblock 3356 at 0x03470000
Creating 4 MTD partitions on "NAND 64MiB 3,3V 8-bit":
0x00000000-0x00100000 : "bootloader"
0x00100000-0x00400000 : "kernel"
0x00400000-0x02c00000 : "root"
0x02d00000-0x03c00000 : "user"
mice: PS/2 mouse device common for all mice
NET: Registered protocol family 2
IP route cache hash table entries: 256 (order: -2, 1024 bytes)
TCP established hash table entries: 1024 (order: 0, 4096 bytes)
TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
TCP: Hash tables configured (established 1024 bind 1024)
TCP reno registered
TCP bic registered
NET: Registered protocol family 1
Reading data from NAND FLASH without ECC is not recommended
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,2)
系统到这里就停了，实在不得其解，望高手多加指点。感激不尽！！！
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