| 如下: ##### EmbedSky BIOS for SKY2440 #####
 NET: Regis
 Press Space key to stop autoboot !nux......y 16er
 Booting Linux ...
 Copy linux kernel from 0x0004c000 to 0x30008000, size = 0x00200000 ... Copy Kern
 pc : [<2fe7508c>]
 R
 el to SDRAM done,NOW, Booting Linux......
 Uncompressing Linux................................
 [0]
 
 end_request: I/O error, dev mtdblock2, sector
 Memory policy: ECC disabled, Data cache writeback
 [4] Download WinC
 CPU S3C2440A (id 0x32440001)
 FAT: unab
 S3C244X: core 400.000 MHz, memory 100.000 MHz, peripheral 50.000 MHzn root device "mtdblock2" or unknown-block(31,2)
 S3C24XX Clocks, (c) 2004 Simtec Ele
 
 0104       4096 ram4 (driver?)
 Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 16256
 0106       4096 ram6 (driver?)
 Kernel command line: noinitrd root=/dev/mtdblock2 init=/linuxrc console=ttySAC0 ram8 (driver?)
 0109       4096 ram9 (driver?)
 irq: clearing pending ext status 000800006 ram10 (driver?)
 irq: clearing subpending status 00000002
 010c
 PID hash table entries: 256 (order: 8, 1024 bytes)
 010d       4096 ram13 (driver?)
 Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)ohci and addr
 Kernel panic - not syncing: VFS: Unable to
 Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
 [8] Boot the syst
 Memory: 64MB = 64MB total
 Memory: 61628KB available (2816K code, 282K data, 120K init)
 [
 [0] Set the
 Mount-cache hash table entries: 512 ov511
 CPU: Testing write buffer coherency: okser Programt is connected.
 net_namespace: 152 bytes
 [2]
 [6] D
 Ent
 NET: Registered protocol family 16
 [3] Downloa
 usb
 S3C2410 Power Management, (c) 2004 Simtec
 TCP established hash table entries: 2048 (order: 2, 16384 bytes)
 [0] Set the boot paramet
 TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
 [5] D
 [a] Download User Program
 TCP: Hash tables configured (established 2048 bind 2048)tion:at 196kHz (requested:
 TCP reno registered   Boot for Nand Fl
 NetWinder Floating Point Emulator V0.97 (double precision)
 [8] Boot the s
 
 [7] Dow
 JFFS2 version 2.2. (NAND) 漏 2001-2006 Red Hat, Inc.
 [8]
 io scheduler noop registeredLinux
 io scheduler anticipatory registered (default)request: no cardE
 io scheduler deadline registeredboot parametersloa
 io scheduler cfq registeredd
 SKY2440-SD
 Console: switching to colour frame buffer device 30x40mag
 
 [6] Download Y
 s3c2440-uart.2: s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2440d to SDRAM
 
 [1] Download u-boot to Nand FlashNand Fla
 brd: module loaded
 loop: module loadedred[6] Dr selection
 dm9000 Ethernet Driver, V1.30otbic registeredusb
 
 #####
 Uniform Multi-Platform E-IDE driverux Kernelere
 [2] Download Eboot
 VFS: Mounted r] For
 )
 Scanning device for bad blocksersrKernell output
 Creating 3 MTD partitions on "NAND 64MiB 3,3V 8-bit":a] Download User Programvu
 [
 0x00000000-0x00040000 : "Tuvok_Board_Boot" image  #####
 [3] Download Li
 0x00200000-0x00400000 : "Tuvok_Board_kernel" ##### server version Boa] Boot the system
 0x00400000-0x03ff8000 : "Tuvok_Board_yaffs2"d to SDRAM
 [a] Download User
 usbmon: debugfs is no
 
 [2] Downl
 hub 1-0:1.0: USB hub found
 PWM-Te
 [7]
 [3] D
 hub 1-0:1.0: 2 ports detectednd Flashd to SDRAM & Run3cmci
 mice: PS/2 mouse device common for all mice.bin
 [2] Download
 S3C24XX RTC, (c) 2004,2006 Simtec Electronics CRAMFS imageLinux Kernelrmat the Nand Flashs
 s3c2440-i2c s3c2440-i2c: slave address 0x10 Download YAFFS image WinCE NK.bint to Nand
 s3c2440-i2c s3c2440-i2c: bus frequency set to 390 KHz Download to SDRAMnload C-SD
 [a] Download U
 s3c2440-i2c s3c2440-i2c: i2c-0: S3C I2C adapterot to Nand Flash#    Boot
 Enter yo
 [5] Do
 end_request: I/O error, dev mtdblock2, sector 0tion:terste.3] Download Li
 ya
 [
 Buffer I/O error on device mtdblock2, logical block 0 #####e: device 0 offset 0x4
 [7] Downloa
 end_request: I/O error, dev mtdblock2, sector 8l
 yaffs: At
 [1] Download u-boot to Nand Fla
 Buffer I/O error on device mtdblock2, logical block 1
 [
 [9] Format the Nand Flashnd Flash
 [2] D
 end_request: I/O error, dev mtdblock2, sector 80] Set
 [3] Download Linux Kernelnd Flashci
 FAT: unable to read boot sector
 VFS: Cannot open root device "mtdblock2" or unknown-block(31,2)
 Please append a correct "root=" boot option; here are the available partitions:
 0100       4096 ram0 (driver?)
 0101       4096 ram1 (driver?)
 0102       4096 ram2 (driver?)
 0103       4096 ram3 (driver?)
 0104       4096 ram4 (driver?)
 0105       4096 ram5 (driver?)
 0106       4096 ram6 (driver?)
 0107       4096 ram7 (driver?)
 0108       4096 ram8 (driver?)
 0109       4096 ram9 (driver?)
 010a       4096 ram10 (driver?)
 010b       4096 ram11 (driver?)
 010c       4096 ram12 (driver?)
 010d       4096 ram13 (driver?)
 010e       4096 ram14 (driver?)
 010f       4096 ram15 (driver?)
 1f00        256 mtdblock0 (driver?)
 1f01       2048 mtdblock1 (driver?)
 1f02      61408 mtdblock2 (driver?)
 Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,2)
 
 
 总是会出现UBOOT的选项,请教专家们,这是什么原因?
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