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Power on reset
Read chip id = ec76
Nand flash status = c0
Env.Os_Auto_Flag=1
************************************
* *
* FS2410 Board BIOS V2.36 *
* Http://www.ucdragon.com *
* *
************************************
NAND Flash Boot
Please select function :
0 : USB download file
1 : Uart download file
2 : Write Nand flash with download file
3 : Load Pragram from Nand flash and run
4 : Erase Nand flash regions
5 : Write NOR flash with download file
6 : Set boot params
7 : Set AutoBoot parameter,1:linux 2:wince
Read chip id = ec76
Nand flash status = c0
Set boot params = root=/dev/mtdblock2 load_ramdisk=0 init=/linuxrc console=ttyS0 mem=64M devfs=mount
Linux version 2.6.8.1-ptx1 ([email protected]) (gcc version 3.3.2) #11 Wed Jun 21 15:01:08 CST 2006
CPU: ARM920Tid(wb) [41129200] revision 0 (ARMv4T)
CPU: D VIVT write-back cache
CPU: I cache: 16384 bytes, associativity 64, 32 byte lines, 8 sets
CPU: D cache: 16384 bytes, associativity 64, 32 byte lines, 8 sets
Machine: SMDK2410
ATAG_INITRD is deprecated; please update your bootloader.
Memory policy: ECC disabled, Data cache writeback
S3C2410: core 200.000 MHz, memory 100.000 MHz, peripheral 50.000 MHz
Built 1 zonelists
Kernel command line: root=/dev/mtdblock2 load_ramdisk=0 init=/linuxrc console=ttyS0 mem=64M devfs=mount
irq: clearing pending ext status 00007000
irq: clearing pending status 00002000
irq: clearing subpending status 00000092
irq: clearing subpending status 00000092
irq: clearing subpending status 00000092
irq: clearing subpending status 00000092
Trying to install chained handler for IRQ47
PID hash table entries: 512 (order 9: 4096 bytes)
setup_timer tcon=00090d00, tcnt c350, tcfg 00000400,00001030
Console: colour dummy device 80x30
Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
Memory: 64MB = 64MB total
Memory: 62224KB available (1975K code, 458K data, 124K init)
Calibrating delay loop... 99.73 BogoMIPS
Mount-cache hash table entries: 512 (order: 0, 4096 bytes)
CPU: Testing write buffer coherency: ok
NET: Registered protocol family 16
S3C2410: Initialising architecture
SCSI subsystem initialized
usbcore: registered new driver usbfs
usbcore: registered new driver hub
VA=0xffc00000, PA=0x33f40000, size=0x00027000
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 30x40
s3c2410ts init
s3c2410ts device driver MAJOR:253
s3c2410ts initialized
S3C2410 Real Time Clock Driver v0.1
S3C2410X Serial, (c) 2003 Simtec Electronics
ttyS0 at MMIO 0x50000000 (irq = 70) is a S3C2410
ttyS1 at MMIO 0x50004000 (irq = 73) is a S3C2410
ttyS2 at MMIO 0x50008000 (irq = 76) is a S3C2410
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
loop: loaded (max 8 devices)
Using anticipatory io scheduler
nbd: registered device at major 43
PPP generic driver version 2.4.2
PPP Deflate Compression module registered
PPP BSD Compression module registered
NET: Registered protocol family 24
Cirrus Logic CS8900A driver for Linux (V0.02)
eth0: incorrect signature 0x000e
Linux video capture interface: v1.00
NAND device: Manufacturer ID: 0xec, Chip ID: 0x76 (Samsung NAND 64MiB 3,3V 8-bit)
Scanning device for bad blocks
Creating 5 MTD partitions on "NAND 64MiB 3,3V 8-bit":
0x00000000-0x00040000 : "boot"
0x00040000-0x00200000 : "kernel"
0x00200000-0x02000000 : "rootfs"
0x02000000-0x03000000 : "ext-fs1"
0x03000000-0x04000000 : "ext-fs2"
drivers/usb/host/ohci-s3c2410.c: ohci_hcd (S3C2410) at 0xf0200000, irq 42
s3c2410-ohci s3c2410-ohci5: new USB bus registered, assigned bus number 1
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
usbcore: registered new driver usbhid
drivers/usb/input/hid-core.c: v2.0:USB HID core driver
mice: PS/2 mouse device common for all mice
input: S3C2410 buzzer
S3C2410-UDA1341 Probe
UDA1341 audio driver initialized
NET: Registered protocol family 2
IP: routing cache hash table of 512 buckets, 4Kbytes
TCP: Hash tables configured (established 4096 bind 8192)
NET: Registered protocol family 1
NET: Registered protocol family 17
end_request: I/O error, dev mtdblock2, sector 16
ReiserFS: mtdblock2: warning: sh-2006: read_super_block: bread failed (dev mtdblock2, block 2, size 4096)
end_request: I/O error, dev mtdblock2, sector 128
ReiserFS: mtdblock2: warning: sh-2006: read_super_block: bread failed (dev mtdblock2, block 16, size 4096)
end_request: I/O error, dev mtdblock2, sector 2
EXT2-fs: unable to read superblock
end_request: I/O error, dev mtdblock2, sector 0
Buffer I/O error on device mtdblock2, logical block 0
end_request: I/O error, dev mtdblock2, sector 0
Buffer I/O error on device mtdblock2, logical block 0
end_request: I/O error, dev mtdblock2, sector 8
Buffer I/O error on device mtdblock2, logical block 1
end_request: I/O error, dev mtdblock2, sector 8
Buffer I/O error on device mtdblock2, logical block 1
end_request: I/O error, dev mtdblock2, sector 16
Buffer I/O error on device mtdblock2, logical block 2
end_request: I/O error, dev mtdblock2, sector 16
Buffer I/O error on device mtdblock2, logical block 2
end_request: I/O error, dev mtdblock2, sector 24
Buffer I/O error on device mtdblock2, logical block 3
end_request: I/O error, dev mtdblock2, sector 24
Buffer I/O error on device mtdblock2, logical block 3
end_request: I/O error, dev mtdblock2, sector 0
romfs: unable to read superblock
Kernel panic: VFS: Unable to mount root fs on unknown-block(31,2)
到这里就停住了
我已经按照kernel启动过程中所打印的nandflash分区信息来修改了bootldr的分区情况,还是不能加载.但如果是使用另外一个完全成功引导的bootldr来先烧写kernel和rootfs分区,再将上述bootldr烧写替换掉可以成功的bootloader,则也是可以成功引导系统并加载文件系统的.
个人认为在利用两种bootldr烧写rootfs分区时,还是地址不同导致的这个情况,可是我确实把本bootldr对nand的分区改成了和正确的boot一样的情况,请朋友们帮忙分析一下,谢谢! |
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