[uClinux-dev] Kernel panic: VFS: Unable to mount root fs on 01:00

Greg Ungerer gerg at snapgear.com
Wed Aug 17 22:06:51 EDT 2005


Hi Igor,

Igor Novikov wrote:
[snip]
> kmem_create: Forcing size word alignment - file_lock_cache
> ColdFire internal UART serial driver version 1.00
> ttyS0 at 0x100001c0 (irq = 73) is a builtin ColdFire UART
> ttyS1 at 0x10000200 (irq = 74) is a builtin ColdFire UART
> kmem_create: Forcing size word alignment - blkdev_requests
> RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
> Kernel panic: VFS: Unable to mount root fs on 01:00
> 
> It seems it cannot mount root file system. I assumed that initrd option 
> compile in a temporary  ram file system. I use ramdisk and enable initrd 
> option; bootline: root=/dev/ram0

The INITRD config option simply enables the kernel to
use an init ramdisk image. It doesn't compile one in.
You need to generate one, and then load it at a place
that the kernel knows to find it.

Regards
Greg



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