Hi,
I am using Dm355 ipnc camera it was working fine suddenly it is now showing some kernel panic error.
TFTP from server 192.168.1.12; our IP address is 192.168.1.30
Filename 'uImage_ipnc_2.5.0'.
Load address: 0x80700000
Loading: T #################################################################
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done
Bytes transferred = 1497784 (16dab8 hex)
DM355 IPNC # bootm 0x80700000
## Booting image at 80700000 ...
OK
Starting kernel ...
Linux version 2.6.10_mvl401_IPNC-2.5.0 (arun@mapplinux01.india.ti.com) (gcc ver0
CPU: ARM926EJ-Sid(wb) [41069265] revision 5 (ARMv5TEJ)
CPU0: D VIVT write-back cache
CPU0: I cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
CPU0: D cache: 8192 bytes, associativity 4, 32 byte lines, 64 sets
Machine: DaVinci DM355 IPNetCam
Memory policy: ECC disabled, Data cache writeback
DM0350
Built 1 zonelists
Kernel command line: mem=80M console=ttyS1,115200n8 root=/dev/ram0 rw initrd=0xc
PID hash table entries: 512 (order: 9, 8192 bytes)
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: 80MB = 80MB total
Memory: 67456KB available (2604K code, 580K data, 172K init)
Mount-cache hash table entries: 512 (order: 0, 4096 bytes)
CPU: Testing write buffer coherency: ok
spawn_desched_task(00000000)
desched cpu_callback 3/00000000
ksoftirqd started up.
desched cpu_callback 2/00000000
checking if image is initramfs...desched thread 0 started up.
it isn't (bad gzip magic numbers); looks like an initrd
Freeing initrd memory: 10240K
NET: Registered protocol family 16
DaVinci: 104 gpio irqs
Registering platform device 'serial8250.0'. Parent at platform
Registering platform device 'musb_hdrc'. Parent at platform
Registering platform device 'nand_davinci.0'. Parent at platform
Registering platform device 'dm9000.0'. Parent at platform
Registering platform device 'mmc.0'. Parent at platform
DaVinci I2C DEBUG: 15:15:54 Feb 9 2010
MUX: initialized I2C_SDA
MUX: initialized I2C_SCL
MUX: initialized EM_CE0
Registering platform device 'i2c'. Parent at platform
ch0 default output "COMPOSITE", mode "NTSC"
VPBE Encoder Initialized
SCSI subsystem initialized
DaVinci I2C WARNING: i2c: NACK detected
DaVinci I2C WARNING: i2c: NACK detected
DaVinci I2C WARNING: i2c: NACK detected
DaVinci I2C WARNING: i2c: NACK detected
DaVinci I2C WARNING: i2c: NACK detected
Registering platform device 'dm_spi.0'. Parent at platform
NetWinder Floating Point Emulator V0.97 (double precision)
JFFS2 version 2.2. (NAND) (C) 2001-2003 Red Hat, Inc.
Initializing Cryptographic API
Registering platform device 'davincifb.0'. Parent at platform
davincifb davincifb.0: dm_osd0_fb: 720x480x16@0,0 with framebuffer size 1350KB
davincifb davincifb.0: dm_vid0_fb: 0x0x16@0,0 with framebuffer size 675KB
davincifb davincifb.0: dm_osd1_fb: 720x480x4@0,0 with framebuffer size 1350KB
davincifb davincifb.0: dm_vid1_fb: Initial window configuration is invalid.
davincifb davincifb.0: dm_vid1_fb: 720x576x16@0,0 with framebuffer size 2500KB
watchdog: TI DaVinci Watchdog Timer: timer margin 64 sec
Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled
Registering platform device 'serial8250'. Parent at platform
ttyS0 at MMIO 0x1c20000 (irq = 40) is a 16550A
ttyS1 at MMIO 0x1c20400 (irq = 41) is a 16550A
ttyS2 at MMIO 0x1e06000 (irq = 14) is a 16550A
io scheduler noop registered
io scheduler anticipatory registered
RAMDISK driver initialized: 1 RAM disks of 32768K size 1024 blocksize
loop: loaded (max 8 devices)
dm9000 Ethernet Driver
dm9000: read wrong id 0x900a0a46
dm9000: read chip_revision 0x0000001a
Getting MAC from env var 'ethaddr'..
eth0: dm9000 at c5860000,c5862010 IRQ 53 MAC: 00:11:45:11:03:55
i2c /dev entries driver
Linux video capture interface: v1.00
ipipe major#: 254, minor# 0
Registering platform device 'dm355_ipipe.2'. Parent at platform
ipipe driver registered
aew major#: 253, minor# 0
Registering platform device 'dm355_aew.2'. Parent at platform
elevator: using anticipatory as default io scheduler
nand_davinci nand_davinci.0: Using 4-bit hardware ECC
NAND device: Manufacturer ID: 0xec, Chip ID: 0x75 (Samsung NAND 32MiB 3,3V 8-bi)
Creating 5 MTD partitions on "nand_davinci.0":
0x00000000-0x00060000 : "bootloader"
0x00060000-0x00200000 : "params"
0x00200000-0x00400000 : "kernel"
0x00400000-0x01800000 : "filesystem"
0x01800000-0x02000000 : "data"
nand_davinci nand_davinci.0: hardware revision: 2.3
dm_spi.0: davinci SPI Controller driver at 0xc5864000 (irq = 42) use_dma=0
mice: PS/2 mouse device common for all mice
mmc mmc.0: Supporting 4-bit mode
mmc mmc.0: Using DMA mode
Registering platform device 'davinci-audio.0'. Parent at platform
NET: Registered protocol family 2
IP: routing cache hash table of 512 buckets, 4Kbytes
TCP: Hash tables configured (established 8192 bind 16384)
Initializing XFRM netlink socket
NET: Registered protocol family 1
NET: Registered protocol family 10
IPv6 over IPv4 tunneling driver
NET: Registered protocol family 17
Registering platform device 'vpfe.1'. Parent at platform
vpfe vpfe.1: DaVinci v4l2 capture driver V1.0 loaded
i=1784 Speed=100
eth0: link up, 100Mbps, full-duplex, lpa 0x45E1
Sending DHCP requests ., OK
IP-Config: Got DHCP answer from 0.0.0.0, my address is 192.168.1.13
IP-Config: Complete:
device=eth0, addr=192.168.1.13, mask=255.255.255.0, gw=192.168.1.1,
host=192.168.1.13, domain=, nis-domain=(none),
bootserver=0.0.0.0, rootserver=0.0.0.0, rootpath=
RAMDISK: Couldn't find valid RAM disk image starting at 0.
yaffs: dev is 1048576 name is "ram0"
yaffs: dev is 1048576 name is "ram0"
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0)
<7>eth0: no IPv6 routers present
this is the error i am getting i tried to boot the board by loading a kernel manually in ram and i checked that also showing the same error.
If any one help me in this problem it will be very helpful