[OE-core] [yocto-builds] Yocto build won't boot from HDD

[Robert Yang]

Hi Alex,

This email should go into oe-core mailing list.

On 6/25/19 4:26 PM, a.silberhorn at web.de wrote:
> Hello everybody,
> Since im new to Yocto I ran into some problems trying to boot my intel-corei7-64 
> core-image-minimal from HDD.
> I used dd to put it on the hard drive but while booting it stops with a Kernel 
> panic:
> Kernel panic - not syncing: VFS: Unable to moutn root fs on unkknown block (0,0)
> I tried a lot and searched for a solution. First of all I had to do a 
> grub-install and configured the grub.cfg file in the boot partition to list the 
> Image in GRUB but I am not getting any further than that point. In some forums 
> they said its meaning that the initramfs is missing.

The grub should already be on the HDD since you've dd it (I supposed that you
dd to a HDD, not a to partition). Check the grub.cfg, maybe the root=/dev/foo is 
incorrect, it should be the partition which contains the rootfs.

// Robert

> I dont think that the image itself is broken because it works on a usb flash drive.
> Could someone of you folks be so nice to help me out of this misery?
> Best regards
> Alex
>