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楼主  发表于: 2011-09-16 16:43

 讨论根文件系统无法正常启动

症状
这个问题困扰很久了,系统上电后,串口终端循环打印如下信息
“can't open /dev/tty2: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory”

重现过程:
拿到一块出现这种问题频率比较高的U2440,保留vboot,linux_kernel不变,直接更新rootfs_qtopia_qt4.img,烧写完成,按b启动系统,这时候核心板能成功启动。启动后不进行任何操作(不进行qtopia设置,不校准触摸屏),直接在控制台reboot,这时候症状就产生了,反复进行此操作,问题复现。
通过对比这两次重启的log,有差异之处如  下:
正常启动最后部分:
yaffs: auto selecting yaffs2
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
yaffs_read_super: isCheckpointed 0
VFS: Mounted root (yaffs filesystem) on device 31:3.
Freeing init memory: 408K
[29/Nov/1999:16:00:00 +0000] boa: server version Boa/0.94.13
[29/Nov/1999:16:00:00 +0000] boa: server built Jul 26 2010 at 15:58:29.
[29/Nov/1999:16:00:00 +0000] boa: starting server pid=609, port 80
/etc/init.d/rcS: line 56: /bin/qtopia: not found

Please press Enter to activate this console.

异常启动最后部分:
yaffs: auto selecting yaffs2
yaffs: restored from checkpoint
yaffs_read_super: isCheckpointed 1
VFS: Mounted root (yaffs filesystem) on device 31:3.
Freeing init memory: 408K
Failed to execute /linuxrc.  Attempting defaults...
cannot run '/etc/init.d/rcS': No such file or directory
can't open /dev/tty3: No such file or directory

can't open /dev/tty2: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty3: No such file or directory



正常启动的log:
##### FriendlyARM BIOS 2.0 for 2440 #####
[x] format NAND FLASH for Linux
[v] Download vivi
[k] Download linux kernel
[y] Download root_yaffs image
[a] Absolute User Application
[n] Download Nboot for WinCE
[l] Download WinCE boot-logo
[w] Download WinCE NK.bin
[d] Download & Run
[z] Download zImage into RAM
[g] Boot linux from RAM
[f] Format the nand flash
Boot the system
[s] Set the boot parameters
Backup NAND Flash to HOST through USB(upload)
[r] Restore NAND Flash from HOST through USB
[q] Goto shell of vivi
Version: 1026-2K
Enter your selection: b
Copy linux kernel from 0x00060000 to 0x30008000, size = 0x00500000 ... done
zImage magic = 0x016f2818
Setup linux parameters at 0x30000100
linux command line is: "noinitrd root=/dev/mtdblock3 init=/linuxrc console=ttySA
C0"
MACH_TYPE = 1999
NOW, Booting Linux......
Uncompressing Linux.............................................................
............................................................................ don
e, booting the kernel.
Linux version 2.6.32.2-FriendlyARM (root@taozicici) (gcc version 4.4.3 (ctng-1.6
.1) ) #14 Mon Dec 20 13:12:44 CST 2010
CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=c0007177
CPU: VIVT data cache, VIVT instruction cache
Machine: FriendlyARM Mini2440 development board
ATAG_INITRD is deprecated; please update your bootloader.
Memory policy: ECC disabled, Data cache writeback
CPU S3C2440A (id 0x32440001)
S3C24XX Clocks, (c) 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: 60396KB available (3660K code, 409K data, 408K init, 0K highmem)
SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
Hierarchical RCU implementation.
NR_IRQS:85
irq: clearing pending ext status 00080a00
irq: clearing pending ext status 00000200
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)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
NET: Registered protocol family 16
S3C2440: Initialising architecture
S3C2440: IRQ Support
S3C24XX DMA Driver, (c) 2003-2004,2006 Simtec Electronics
DMA channel 0 at c4808000, irq 33
DMA channel 1 at c4808040, irq 34
DMA channel 2 at c4808080, irq 35
DMA channel 3 at c48080c0, irq 36
S3C244X: Clock Support, DVS off
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
s3c-i2c s3c2440-i2c: slave address 0x10
s3c-i2c s3c2440-i2c: bus frequency set to 98 KHz
s3c-i2c s3c2440-i2c: i2c-0: S3C I2C adapter
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
NET: Registered protocol family 1
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
NetWinder Floating Point Emulator V0.97 (double precision)
yaffs Dec 14 2010 10:18:20 Installing.
msgmni has been set to 118
alg: No test for stdrng (krng)
io scheduler noop registered (default)
Console: switching to colour frame buffer device 80x30
fb0: s3c2410fb frame buffer device
backlight       initialized
leds    initialized
buttons initialized
pwm     initialized
adc     initialized
fpga_driver_init
ctl_reg_buff[0] = 22110010
ctl_reg_buff[1] = c0436480
ctl_reg_buff[2] = c3823fdc
ctl_reg_buff[3] = c00b0cb4
print_contrl    initialized
s3c2440-uart.0: s3c2410_serial0 at MMIO 0x50000000 (irq = 70) is a S3C2440
s3c2440-uart.1: s3c2410_serial1 at MMIO 0x50004000 (irq = 73) is a S3C2440
s3c2440-uart.2: s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2440
loop: module loaded
S3C24XX NAND Driver, (c) 2004 Simtec Electronics
s3c24xx-nand s3c2440-nand: Tacls=3, 29ns Twrph0=7 69ns, Twrph1=3 29ns
s3c24xx-nand s3c2440-nand: NAND soft ECC
NAND device: Manufacturer ID: 0xec, Chip ID: 0xf1 (Samsung NAND 128MiB 3,3V 8-bi
t)
Scanning device for bad blocks
Creating 5 MTD partitions on "NAND 128MiB 3,3V 8-bit":
0x000000000000-0x000000040000 : "supervivi"
0x000000040000-0x000000060000 : "param"
0x000000060000-0x000000560000 : "Kernel"
0x000000560000-0x000040560000 : "root"
mtd: partition "root" extends beyond the end of device "NAND 128MiB 3,3V 8-bit"
-- size truncated to 0x7aa0000
0x000000000000-0x000040000000 : "nand"
mtd: partition "nand" extends beyond the end of device "NAND 128MiB 3,3V 8-bit"
-- size truncated to 0x8000000
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
s3c2410-ohci s3c2410-ohci: S3C24XX OHCI
s3c2410-ohci s3c2410-ohci: new USB bus registered, assigned bus number 1
s3c2410-ohci s3c2410-ohci: irq 42, io mem 0x49000000
usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: S3C24XX OHCI
usb usb1: Manufacturer: Linux 2.6.32.2-FriendlyARM ohci_hcd
usb usb1: SerialNumber: s3c24xx
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usbcore: registered new interface driver ums-alauda
usbcore: registered new interface driver ums-cypress
usbcore: registered new interface driver ums-datafab
usbcore: registered new interface driver ums-freecom
usbcore: registered new interface driver ums-isd200
usbcore: registered new interface driver ums-jumpshot
usbcore: registered new interface driver ums-karma
usbcore: registered new interface driver ums-onetouch
usbcore: registered new interface driver ums-sddr09
usbcore: registered new interface driver ums-sddr55
usbcore: registered new interface driver ums-usbat
usbcore: registered new interface driver usbserial
USB Serial support registered for generic
usbcore: registered new interface driver usbserial_generic
usbserial: USB Serial Driver core
USB Serial support registered for aircable
usbcore: registered new interface driver aircable
USB Serial support registered for ark3116
usbcore: registered new interface driver ark3116
USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter
usbcore: registered new interface driver belkin
belkin_sa: v1.2:USB Belkin Serial converter driver
USB Serial support registered for ch341-uart
usbcore: registered new interface driver ch341
USB Serial support registered for cp210x
usbcore: registered new interface driver cp210x
cp210x: v0.09:Silicon Labs CP210x RS232 serial adaptor driver
USB Serial support registered for Reiner SCT Cyberjack USB card reader
usbcore: registered new interface driver cyberjack
cyberjack: v1.01 Matthias Bruestle
cyberjack: REINER SCT cyberJack pinpad/e-com USB Chipcard Reader Driver
USB Serial support registered for DeLorme Earthmate USB
USB Serial support registered for HID->COM RS232 Adapter
USB Serial support registered for Nokia CA-42 V2 Adapter
usbcore: registered new interface driver cypress
cypress_m8: v1.09:Cypress USB to Serial Driver
USB Serial support registered for Digi 2 port USB adapter
USB Serial support registered for Digi 4 port USB adapter
usbcore: registered new interface driver digi_acceleport
digi_acceleport: v1.80.1.2:Digi AccelePort USB-2/USB-4 Serial Converter driver
USB Serial support registered for Edgeport 2 port adapter
USB Serial support registered for Edgeport 4 port adapter
USB Serial support registered for Edgeport 8 port adapter
USB Serial support registered for EPiC device
usbcore: registered new interface driver io_edgeport
io_edgeport: v2.7:Edgeport USB Serial Driver
USB Serial support registered for Edgeport TI 1 port adapter
USB Serial support registered for Edgeport TI 2 port adapter
usbcore: registered new interface driver io_ti
io_ti: v0.7mode043006:Edgeport USB Serial Driver
USB Serial support registered for empeg
usbcore: registered new interface driver empeg
empeg: v1.2:USB Empeg Mark I/II Driver
USB Serial support registered for FTDI USB Serial Device
usbcore: registered new interface driver ftdi_sio
ftdi_sio: v1.5.0:USB FTDI Serial Converters Driver
USB Serial support registered for funsoft
usbcore: registered new interface driver funsoft
USB Serial support registered for Garmin GPS usb/tty
usbcore: registered new interface driver garmin_gps
garmin_gps: v0.33:garmin gps driver
USB Serial support registered for hp4X
usbcore: registered new interface driver hp4X
hp4x: v1.00:HP4x (48/49) Generic Serial driver
USB Serial support registered for PocketPC PDA
usbcore: registered new interface driver ipaq
ipaq: v0.5:USB PocketPC PDA driver
USB Serial support registered for IPWireless converter
usbcore: registered new interface driver ipwtty
ipw: v0.3:IPWireless tty driver
USB Serial support registered for IR Dongle
usbcore: registered new interface driver ir-usb
ir_usb: v0.4:USB IR Dongle driver
USB Serial support registered for iuu_phoenix
usbcore: registered new interface driver iuu_phoenix
iuu_phoenix: v0.11:Infinity USB Unlimited Phoenix driver
USB Serial support registered for Keyspan - (without firmware)
USB Serial support registered for Keyspan 1 port adapter
USB Serial support registered for Keyspan 2 port adapter
USB Serial support registered for Keyspan 4 port adapter
usbcore: registered new interface driver keyspan
keyspan: v1.1.5:Keyspan USB to Serial Converter Driver
USB Serial support registered for Keyspan PDA
USB Serial support registered for Keyspan PDA - (prerenumeration)
USB Serial support registered for Xircom / Entregra PGS - (prerenumeration)
usbcore: registered new interface driver keyspan_pda
keyspan_pda: v1.1:USB Keyspan PDA Converter driver
USB Serial support registered for KL5KUSB105D / PalmConnect
usbcore: registered new interface driver kl5kusb105d
kl5kusb105: v0.3a:KLSI KL5KUSB105 chipset USB->Serial Converter driver
USB Serial support registered for KOBIL USB smart card terminal
usbcore: registered new interface driver kobil
kobil_sct: 21/05/2004:KOBIL USB Smart Card Terminal Driver (experimental)
USB Serial support registered for MCT U232
usbcore: registered new interface driver mct_u232
mct_u232: z2.1:Magic Control Technology USB-RS232 converter driver
USB Serial support registered for Moschip 2 port adapter
mos7720: 1.0.0.4F:Moschip USB Serial Driver
usbcore: registered new interface driver moschip7720
USB Serial support registered for Moschip 7840/7820 USB Serial Driver
mos7840: 1.3.2:Moschip 7840/7820 USB Serial Driver
usbcore: registered new interface driver mos7840
USB Serial support registered for moto-modem
usbcore: registered new interface driver moto-modem
USB Serial support registered for navman
usbcore: registered new interface driver navman
USB Serial support registered for ZyXEL - omni.net lcd plus usb
usbcore: registered new interface driver omninet
omninet: v1.1:USB ZyXEL omni.net LCD PLUS Driver
USB Serial support registered for opticon
usbcore: registered new interface driver opticon
USB Serial support registered for GSM modem (1-port)
usbcore: registered new interface driver option
option: v0.7.2:USB Driver for GSM modems
USB Serial support registered for oti6858
usbcore: registered new interface driver oti6858
USB Serial support registered for pl2303
usbcore: registered new interface driver pl2303
pl2303: Prolific PL2303 USB to serial adaptor driver
USB Serial support registered for Qualcomm USB modem
usbcore: registered new interface driver qcserial
safe_serial: v0.0b:USB Safe Encapsulated Serial
USB Serial support registered for safe_serial
usbcore: registered new interface driver safe_serial
USB Serial support registered for siemens_mpi
usbcore: registered new interface driver siemens_mpi
Driver for Siemens USB/MPI adapter
Version 0.1 09/26/2005 Thomas Hergenhahn@web.de http://libnodave.sf.net
USB Serial support registered for Sierra USB modem
usbcore: registered new interface driver sierra
sierra: v.1.3.8:USB Driver for Sierra Wireless USB modems
USB Serial support registered for SPCP8x5
usbcore: registered new interface driver spcp8x5
spcp8x5: v0.04:SPCP8x5 USB to serial adaptor driver
USB Serial support registered for symbol
usbcore: registered new interface driver symbol
USB Serial support registered for TI USB 3410 1 port adapter
USB Serial support registered for TI USB 5052 2 port adapter
usbcore: registered new interface driver ti_usb_3410_5052
ti_usb_3410_5052: v0.9:TI USB 3410/5052 Serial Driver
USB Serial support registered for Handspring Visor / Palm OS
USB Serial support registered for Sony Clie 3.5
USB Serial support registered for Sony Clie 5.0
usbcore: registered new interface driver visor
visor: USB HandSpring Visor / Palm OS driver
USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration)
USB Serial support registered for Connect Tech - WhiteHEAT
usbcore: registered new interface driver whiteheat
whiteheat: v2.0:USB ConnectTech WhiteHEAT driver
mice: PS/2 mouse device common for all mice
s3c2410 TouchScreen successfully loaded
input: s3c2410 TouchScreen as /devices/virtual/input/input0
S3C24XX RTC, (c) 2004,2006 Simtec Electronics
s3c2410-rtc s3c2410-rtc: rtc disabled, re-enabling
s3c2410-rtc s3c2410-rtc: rtc core: registered s3c as rtc0
i2c /dev entries driver
S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics
s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq enabled
s3c-sdi s3c2440-sdi: powered down.
s3c-sdi s3c2440-sdi: mmc0 - using pio, sw SDIO IRQ
s3c-sdi s3c2440-sdi: running at 0kHz (requested: 0kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
Advanced Linux Sound Architecture Driver Version 1.0.21.
No device for DAI UDA134X
No device for DAI s3c24xx-i2s
S3C24XX_UDA134X SoC Audio driver
s3c-sdi s3c2440-sdi: powered down.
UDA134X SoC Audio Codec
asoc: UDA134X <-> s3c24xx-i2s mapping ok
ALSA device list:
  #0: S3C24XX_UDA134X (UDA134X)
TCP cubic registered
NET: Registered protocol family 17
s3c2410-rtc s3c2410-rtc: hctosys: invalid date/time
yaffs: dev is 32505859 name is "mtdblock3"
yaffs: passed flags ""
yaffs: Attempting MTD mount on 31.3, "mtdblock3"
yaffs: auto selecting yaffs2
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
Partially written block 568 detected
yaffs_read_super: isCheckpointed 0
VFS: Mounted root (yaffs filesystem) on device 31:3.
Freeing init memory: 408K
[29/Nov/1999:16:00:00 +0000] boa: server version Boa/0.94.13
[29/Nov/1999:16:00:00 +0000] boa: server built Jul 26 2010 at 15:58:29.
[29/Nov/1999:16:00:00 +0000] boa: starting server pid=609, port 80
/etc/init.d/rcS: line 56: /bin/qtopia: not found

Please press Enter to activate this console.

无法启动的log:
##### FriendlyARM BIOS 2.0 for 2440 #####
[x] format NAND FLASH for Linux
[v] Download vivi
[k] Download linux kernel
[y] Download root_yaffs image
[a] Absolute User Application
[n] Download Nboot for WinCE
[l] Download WinCE boot-logo
[w] Download WinCE NK.bin
[d] Download & Run
[z] Download zImage into RAM
[g] Boot linux from RAM
[f] Format the nand flash
Boot the system
[s] Set the boot parameters
Backup NAND Flash to HOST through USB(upload)
[r] Restore NAND Flash from HOST through USB
[q] Goto shell of vivi
Version: 1026-2K
Enter your selection: b
Copy linux kernel from 0x00060000 to 0x30008000, size = 0x00500000 ... done
zImage magic = 0x016f2818
Setup linux parameters at 0x30000100
linux command line is: "noinitrd root=/dev/mtdblock3 init=/linuxrc console=ttySA
C0"
MACH_TYPE = 1999
NOW, Booting Linux......
Uncompressing Linux.............................................................
............................................................................ don
e, booting the kernel.
Linux version 2.6.32.2-FriendlyARM (root@taozicici) (gcc version 4.4.3 (ctng-1.6
.1) ) #14 Mon Dec 20 13:12:44 CST 2010
CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=c0007177
CPU: VIVT data cache, VIVT instruction cache
Machine: FriendlyARM Mini2440 development board
ATAG_INITRD is deprecated; please update your bootloader.
Memory policy: ECC disabled, Data cache writeback
CPU S3C2440A (id 0x32440001)
S3C24XX Clocks, (c) 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: 60396KB available (3660K code, 409K data, 408K init, 0K highmem)
SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
Hierarchical RCU implementation.
NR_IRQS:85
irq: clearing pending ext status 00080a00
irq: clearing pending ext status 00000200
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)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
NET: Registered protocol family 16
S3C2440: Initialising architecture
S3C2440: IRQ Support
S3C24XX DMA Driver, (c) 2003-2004,2006 Simtec Electronics
DMA channel 0 at c4808000, irq 33
DMA channel 1 at c4808040, irq 34
DMA channel 2 at c4808080, irq 35
DMA channel 3 at c48080c0, irq 36
S3C244X: Clock Support, DVS off
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
s3c-i2c s3c2440-i2c: slave address 0x10
s3c-i2c s3c2440-i2c: bus frequency set to 98 KHz
s3c-i2c s3c2440-i2c: i2c-0: S3C I2C adapter
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
NET: Registered protocol family 1
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
NetWinder Floating Point Emulator V0.97 (double precision)
yaffs Dec 14 2010 10:18:20 Installing.
msgmni has been set to 118
alg: No test for stdrng (krng)
io scheduler noop registered (default)
Console: switching to colour frame buffer device 80x30
fb0: s3c2410fb frame buffer device
backlight       initialized
leds    initialized
buttons initialized
pwm     initialized
adc     initialized
fpga_driver_init
ctl_reg_buff[0] = 22110010
ctl_reg_buff[1] = c0436480
ctl_reg_buff[2] = c3823fdc
ctl_reg_buff[3] = c00b0cb4
print_contrl    initialized
s3c2440-uart.0: s3c2410_serial0 at MMIO 0x50000000 (irq = 70) is a S3C2440
s3c2440-uart.1: s3c2410_serial1 at MMIO 0x50004000 (irq = 73) is a S3C2440
s3c2440-uart.2: s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2440
loop: module loaded
S3C24XX NAND Driver, (c) 2004 Simtec Electronics
s3c24xx-nand s3c2440-nand: Tacls=3, 29ns Twrph0=7 69ns, Twrph1=3 29ns
s3c24xx-nand s3c2440-nand: NAND soft ECC
NAND device: Manufacturer ID: 0xec, Chip ID: 0xf1 (Samsung NAND 128MiB 3,3V 8-bi
t)
Scanning device for bad blocks
Creating 5 MTD partitions on "NAND 128MiB 3,3V 8-bit":
0x000000000000-0x000000040000 : "supervivi"
0x000000040000-0x000000060000 : "param"
0x000000060000-0x000000560000 : "Kernel"
0x000000560000-0x000040560000 : "root"
mtd: partition "root" extends beyond the end of device "NAND 128MiB 3,3V 8-bit"
-- size truncated to 0x7aa0000
0x000000000000-0x000040000000 : "nand"
mtd: partition "nand" extends beyond the end of device "NAND 128MiB 3,3V 8-bit"
-- size truncated to 0x8000000
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
s3c2410-ohci s3c2410-ohci: S3C24XX OHCI
s3c2410-ohci s3c2410-ohci: new USB bus registered, assigned bus number 1
s3c2410-ohci s3c2410-ohci: irq 42, io mem 0x49000000
usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: S3C24XX OHCI
usb usb1: Manufacturer: Linux 2.6.32.2-FriendlyARM ohci_hcd
usb usb1: SerialNumber: s3c24xx
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usbcore: registered new interface driver ums-alauda
usbcore: registered new interface driver ums-cypress
usbcore: registered new interface driver ums-datafab
usbcore: registered new interface driver ums-freecom
usbcore: registered new interface driver ums-isd200
usbcore: registered new interface driver ums-jumpshot
usbcore: registered new interface driver ums-karma
usbcore: registered new interface driver ums-onetouch
usbcore: registered new interface driver ums-sddr09
usbcore: registered new interface driver ums-sddr55
usbcore: registered new interface driver ums-usbat
usbcore: registered new interface driver usbserial
USB Serial support registered for generic
usbcore: registered new interface driver usbserial_generic
usbserial: USB Serial Driver core
USB Serial support registered for aircable
usbcore: registered new interface driver aircable
USB Serial support registered for ark3116
usbcore: registered new interface driver ark3116
USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter
usbcore: registered new interface driver belkin
belkin_sa: v1.2:USB Belkin Serial converter driver
USB Serial support registered for ch341-uart
usbcore: registered new interface driver ch341
USB Serial support registered for cp210x
usbcore: registered new interface driver cp210x
cp210x: v0.09:Silicon Labs CP210x RS232 serial adaptor driver
USB Serial support registered for Reiner SCT Cyberjack USB card reader
usbcore: registered new interface driver cyberjack
cyberjack: v1.01 Matthias Bruestle
cyberjack: REINER SCT cyberJack pinpad/e-com USB Chipcard Reader Driver
USB Serial support registered for DeLorme Earthmate USB
USB Serial support registered for HID->COM RS232 Adapter
USB Serial support registered for Nokia CA-42 V2 Adapter
usbcore: registered new interface driver cypress
cypress_m8: v1.09:Cypress USB to Serial Driver
USB Serial support registered for Digi 2 port USB adapter
USB Serial support registered for Digi 4 port USB adapter
usbcore: registered new interface driver digi_acceleport
digi_acceleport: v1.80.1.2:Digi AccelePort USB-2/USB-4 Serial Converter driver
USB Serial support registered for Edgeport 2 port adapter
USB Serial support registered for Edgeport 4 port adapter
USB Serial support registered for Edgeport 8 port adapter
USB Serial support registered for EPiC device
usbcore: registered new interface driver io_edgeport
io_edgeport: v2.7:Edgeport USB Serial Driver
USB Serial support registered for Edgeport TI 1 port adapter
USB Serial support registered for Edgeport TI 2 port adapter
usbcore: registered new interface driver io_ti
io_ti: v0.7mode043006:Edgeport USB Serial Driver
USB Serial support registered for empeg
usbcore: registered new interface driver empeg
empeg: v1.2:USB Empeg Mark I/II Driver
USB Serial support registered for FTDI USB Serial Device
usbcore: registered new interface driver ftdi_sio
ftdi_sio: v1.5.0:USB FTDI Serial Converters Driver
USB Serial support registered for funsoft
usbcore: registered new interface driver funsoft
USB Serial support registered for Garmin GPS usb/tty
usbcore: registered new interface driver garmin_gps
garmin_gps: v0.33:garmin gps driver
USB Serial support registered for hp4X
usbcore: registered new interface driver hp4X
hp4x: v1.00:HP4x (48/49) Generic Serial driver
USB Serial support registered for PocketPC PDA
usbcore: registered new interface driver ipaq
ipaq: v0.5:USB PocketPC PDA driver
USB Serial support registered for IPWireless converter
usbcore: registered new interface driver ipwtty
ipw: v0.3:IPWireless tty driver
USB Serial support registered for IR Dongle
usbcore: registered new interface driver ir-usb
ir_usb: v0.4:USB IR Dongle driver
USB Serial support registered for iuu_phoenix
usbcore: registered new interface driver iuu_phoenix
iuu_phoenix: v0.11:Infinity USB Unlimited Phoenix driver
USB Serial support registered for Keyspan - (without firmware)
USB Serial support registered for Keyspan 1 port adapter
USB Serial support registered for Keyspan 2 port adapter
USB Serial support registered for Keyspan 4 port adapter
usbcore: registered new interface driver keyspan
keyspan: v1.1.5:Keyspan USB to Serial Converter Driver
USB Serial support registered for Keyspan PDA
USB Serial support registered for Keyspan PDA - (prerenumeration)
USB Serial support registered for Xircom / Entregra PGS - (prerenumeration)
usbcore: registered new interface driver keyspan_pda
keyspan_pda: v1.1:USB Keyspan PDA Converter driver
USB Serial support registered for KL5KUSB105D / PalmConnect
usbcore: registered new interface driver kl5kusb105d
kl5kusb105: v0.3a:KLSI KL5KUSB105 chipset USB->Serial Converter driver
USB Serial support registered for KOBIL USB smart card terminal
usbcore: registered new interface driver kobil
kobil_sct: 21/05/2004:KOBIL USB Smart Card Terminal Driver (experimental)
USB Serial support registered for MCT U232
usbcore: registered new interface driver mct_u232
mct_u232: z2.1:Magic Control Technology USB-RS232 converter driver
USB Serial support registered for Moschip 2 port adapter
mos7720: 1.0.0.4F:Moschip USB Serial Driver
usbcore: registered new interface driver moschip7720
USB Serial support registered for Moschip 7840/7820 USB Serial Driver
mos7840: 1.3.2:Moschip 7840/7820 USB Serial Driver
usbcore: registered new interface driver mos7840
USB Serial support registered for moto-modem
usbcore: registered new interface driver moto-modem
USB Serial support registered for navman
usbcore: registered new interface driver navman
USB Serial support registered for ZyXEL - omni.net lcd plus usb
usbcore: registered new interface driver omninet
omninet: v1.1:USB ZyXEL omni.net LCD PLUS Driver
USB Serial support registered for opticon
usbcore: registered new interface driver opticon
USB Serial support registered for GSM modem (1-port)
usbcore: registered new interface driver option
option: v0.7.2:USB Driver for GSM modems
USB Serial support registered for oti6858
usbcore: registered new interface driver oti6858
USB Serial support registered for pl2303
usbcore: registered new interface driver pl2303
pl2303: Prolific PL2303 USB to serial adaptor driver
USB Serial support registered for Qualcomm USB modem
usbcore: registered new interface driver qcserial
safe_serial: v0.0b:USB Safe Encapsulated Serial
USB Serial support registered for safe_serial
usbcore: registered new interface driver safe_serial
USB Serial support registered for siemens_mpi
usbcore: registered new interface driver siemens_mpi
Driver for Siemens USB/MPI adapter
Version 0.1 09/26/2005 Thomas Hergenhahn@web.de http://libnodave.sf.net
USB Serial support registered for Sierra USB modem
usbcore: registered new interface driver sierra
sierra: v.1.3.8:USB Driver for Sierra Wireless USB modems
USB Serial support registered for SPCP8x5
usbcore: registered new interface driver spcp8x5
spcp8x5: v0.04:SPCP8x5 USB to serial adaptor driver
USB Serial support registered for symbol
usbcore: registered new interface driver symbol
USB Serial support registered for TI USB 3410 1 port adapter
USB Serial support registered for TI USB 5052 2 port adapter
usbcore: registered new interface driver ti_usb_3410_5052
ti_usb_3410_5052: v0.9:TI USB 3410/5052 Serial Driver
USB Serial support registered for Handspring Visor / Palm OS
USB Serial support registered for Sony Clie 3.5
USB Serial support registered for Sony Clie 5.0
usbcore: registered new interface driver visor
visor: USB HandSpring Visor / Palm OS driver
USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration)
USB Serial support registered for Connect Tech - WhiteHEAT
usbcore: registered new interface driver whiteheat
whiteheat: v2.0:USB ConnectTech WhiteHEAT driver
mice: PS/2 mouse device common for all mice
s3c2410 TouchScreen successfully loaded
input: s3c2410 TouchScreen as /devices/virtual/input/input0
S3C24XX RTC, (c) 2004,2006 Simtec Electronics
s3c2410-rtc s3c2410-rtc: rtc disabled, re-enabling
s3c2410-rtc s3c2410-rtc: rtc core: registered s3c as rtc0
i2c /dev entries driver
S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics
s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq enabled
s3c-sdi s3c2440-sdi: powered down.
s3c-sdi s3c2440-sdi: mmc0 - using pio, sw SDIO IRQ
s3c-sdi s3c2440-sdi: running at 0kHz (requested: 0kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
Advanced Linux Sound Architecture Driver Version 1.0.21.
No device for DAI UDA134X
No device for DAI s3c24xx-i2s
S3C24XX_UDA134X SoC Audio driver
s3c-sdi s3c2440-sdi: powered down.
UDA134X SoC Audio Codec
asoc: UDA134X <-> s3c24xx-i2s mapping ok
ALSA device list:
  #0: S3C24XX_UDA134X (UDA134X)
TCP cubic registered
NET: Registered protocol family 17
s3c2410-rtc s3c2410-rtc: hctosys: invalid date/time
yaffs: dev is 32505859 name is "mtdblock3"
yaffs: passed flags ""
yaffs: Attempting MTD mount on 31.3, "mtdblock3"
yaffs: auto selecting yaffs2
yaffs: restored from checkpoint
yaffs_read_super: isCheckpointed 1
VFS: Mounted root (yaffs filesystem) on device 31:3.
Freeing init memory: 408K
Failed to execute /linuxrc.  Attempting defaults...
cannot run '/etc/init.d/rcS': No such file or directory
can't open /dev/tty3: No such file or directory

can't open /dev/tty2: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory
can't open /dev/tty2: No such file or directory
can't open /dev/tty3: No such file or directory
can't open /dev/tty4: No such file or directory

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1楼  发表于: 2011-09-16 17:00
正常启动后,串口经常打印如下信息,
3c-sdi s3c2440-sdi: running at 0kHz (requested: 0kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
s3c-sdi s3c2440-sdi: powered down.

请问一下原因
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2楼  发表于: 2011-09-17 09:07
/bin/qtopia确实不见了,很奇怪。先找找这原因看看
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3楼  发表于: 2011-09-19 17:39
  你换个kernel 和 根文件系统试试。我也出现过这样的问题。好像是内核配置有问题,我后面换了一个kernel 就可以正常启动