On Feb 20, 2008 1:09 PM, tomy <[EMAIL PROTECTED]> wrote:

> Hello,
>          I am working on booting Linux on an embedded platform
> (AT91SAM9260). In this I am using a JFFS2 flash file system . I have
> created a Jffs2 file system using mkfs.jffs2. I have written this file
> system on a  particular sector in the NAND flash. I have made three
> partitions in Linux , and the third partition is starting from where i
> wrote the JFFS2 file system. I have given the kernel parameter as
> *mem=64M console=ttyS0,115200 noinitrd root=/dev/mtdblock3 rw
> rootfstype=jffs2. *During Linux kernel boot up, it is creating 3
> partitions ,but at the end it is giving a kernel panic. The boot process
> is given below
>
> Starting kernel ...
> Uncompressing
> Linux.............................................................
> .................. done, booting the kernel.
> Linux version 2.6.20.11 ([EMAIL PROTECTED]) (gcc version 4.1.0 20060304
> (TimeSy
> s 4.1.0-3)) #59 Tue Feb 19 19:32:19 IST 2008
> CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177
> Machine: Atmel AT91SAM9260-EK
> Memory policy: ECC disabled, Data cache writeback
> Clocks: CPU 198 MHz, master 99 MHz, main 18.432 MHz
> CPU0: D VIVT write-back cache
> CPU0: I cache: 8192 bytes, associativity 4, 32 byte lines, 64 sets
> CPU0: D cache: 8192 bytes, associativity 4, 32 byte lines, 64 sets
> Built 1 zonelists.  Total pages: 16256
> Kernel command line: mem=64M console=ttyS0,115200 noinitrd
> root=/dev/mtdblock2 r
> w rootfstype=jffs2
> AT91: 96 gpio irqs in 3 banks
> PID hash table entries: 256 (order: 8, 1024 bytes)
> Console: colour dummy device 80x30
> 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: 62372KB available (2200K code, 188K data, 100K init)
> Mount-cache hash table entries: 512
> CPU: Testing write buffer coherency: ok
> NET: Registered protocol family 16
> Generic PHY: Registered new driver
> SCSI subsystem initialized
> usbcore: registered new interface driver usbfs
> usbcore: registered new interface driver hub
> usbcore: registered new device driver usb
> NET: Registered protocol family 2
> IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
> TCP established hash table entries: 2048 (order: 1, 8192 bytes)
> TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
> TCP: Hash tables configured (established 2048 bind 1024)
> TCP reno registered
> NetWinder Floating Point Emulator V0.97 (double precision)
> audit: initializing netlink socket (disabled)
> audit(0.520:1): initialized
> JFFS2 version 2.2. (NAND) (C) 2001-2006 Red Hat, Inc.
> fuse init (API version 7.8)
> io scheduler noop registered
> io scheduler anticipatory registered (default)
> atmel_usart.0: ttyS0 at MMIO 0xfefff200 (irq = 1) is a ATMEL_SERIAL
> atmel_usart.1: ttyS1 at MMIO 0xfffb0000 (irq = 6) is a ATMEL_SERIAL
> atmel_usart.2: ttyS2 at MMIO 0xfffb4000 (irq = 7) is a ATMEL_SERIAL
> atmel_usart.3: ttyS3 at MMIO 0xfffb8000 (irq = 8) is a ATMEL_SERIAL
> atmel_usart.4: ttyS4 at MMIO 0xfffd0000 (irq = 23) is a ATMEL_SERIAL
> atmel_usart.5: ttyS5 at MMIO 0xfffd4000 (irq = 24) is a ATMEL_SERIAL
> atmel_usart.6: ttyS6 at MMIO 0xfffd8000 (irq = 25) is a ATMEL_SERIAL
> RAMDISK driver initialized: 16 RAM disks of 8192K size 1024 blocksize
> Davicom DM9161E: Registered new driver
> Davicom DM9131: Registered new driver
> LXT970: Registered new driver
> LXT971: Registered new driver
> macb macb: detected PHY at address 0 (ID 0181:b8a0)
> eth0: Atmel MACB at 0xfffc4000 irq 21 (00:00:00:00:00:00)
> NFTL driver: nftlcore.c $Revision: 1.98 $, nftlmount.c $Revision: 1.41 $
> INFTL: inftlcore.c $Revision: 1.19 $, inftlmount.c $Revision: 1.18 $
> SSFDC read-only Flash Translation layer
> impA7:probing 0x00800000 at 0x00000000
> impA7:probing 0x00800000 at 0x10000000
> Generic platform RAM MTD, (c) 2004 Simtec Electronics
> slram: not enough parameters.
> block2mtd: version $Revision: 1.30 $
> NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung NAND 256MiB
> 3,3V 8-bi
> t)
> Creating 3 MTD partitions on "NAND 256MiB 3,3V 8-bit":
> 0x00000000-0x00400000 : "Kernel"
> 0x00400000-0x00800000 : "Ram File System"
> 0x01000000-0x03000000 : "Flash File System"
> usbmon: debugfs is not available
> at91_ohci at91_ohci: AT91 OHCI
> at91_ohci at91_ohci: new USB bus registered, assigned bus number 1
> at91_ohci at91_ohci: irq 20, io mem 0x00500000
> 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.
> udc: at91_udc version 3 May 2006
> i2c /dev entries driver
> AT91 MMC: 4 wire bus mode not supported by this driver - using 1 wire
> TCP cubic registered
> NET: Registered protocol family 1
> NET: Registered protocol family 17
> VFS: Mounted root (jffs2 filesystem).name-/dev/root fs-jffs2 flags32768
> Freeing init memory: 100K
> Warning: unable to open an initial console.
> Kernel panic - not syncing: No init found.  Try passing init= option to

init script is missing...

Thanks,
Anoop

>
> kernel.
>
> Please give me workaround to solve this..
>
> --
> Thanks & Regards
>
> Tomy Devasia
> Product Devpt & Support
> Kalki Communication Technologies Ltd
> Bangalore
> India
>
>
> --
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