[U-Boot-Users] Current U-Boot doesn't boot device tree enabled kernel anymore

[Bartlomiej Sieka <tur@semihalf.com>]

Stefan Roese wrote:
> I just ran into a problem with current U-Boot on Kilauea and device tree 
> enabled Linux kernel (arch/powerpc). After updating U-Boot the kernel doesn't 
> boot anymore:
> 
> => run net_nfs_fdt
> Waiting for PHY auto negotiation to complete... done
> ENET Speed is 1000 Mbps - FULL duplex connection (EMAC0)
> Using ppc_4xx_eth0 device
> TFTP from server 10.0.0.152; our IP address is 10.0.0.182
> Filename 'kilauea/uImage'.
> Load address: 0x200000
> Loading: #################################################################
>          #######################
> done
> Bytes transferred = 1288707 (13aa03 hex)
> ENET Speed is 1000 Mbps - FULL duplex connection (EMAC0)
> Using ppc_4xx_eth0 device
> TFTP from server 10.0.0.152; our IP address is 10.0.0.182
> Filename 'kilauea/kilauea.dtb'.
> Load address: 0x400000
> Loading: #
> done
> Bytes transferred = 8000 (1f40 hex)
> ## Booting kernel from Legacy Image at 00200000 ...
>    Image Name:   Linux-2.6.25-rc7-next-20080327-d
>    Created:      2008-03-27  13:51:18 UTC
>    Image Type:   PowerPC Linux Kernel Image (gzip compressed)
>    Data Size:    1288643 Bytes =  1.2 MB
>    Load Address: 00000000
>    Entry Point:  00000000
>    Verifying Checksum ... OK
>    Uncompressing Kernel Image ... OK
> ERROR: image overwritten - must RESET the board to recover.
> 
> 
> Before updating U-Boot I am able to boot exactly this kernel/dtb combination 
> without problems:
> 
> => run net_nfs_fdt
> Waiting for PHY auto negotiation to complete... done
> ENET Speed is 1000 Mbps - FULL duplex connection (EMAC0)
> Using ppc_4xx_eth0 device
> TFTP from server 10.0.0.152; our IP address is 10.0.0.182
> Filename 'kilauea/uImage'.
> Load address: 0x200000
> Loading: #################################################################
>          #######################
> done
> Bytes transferred = 1288707 (13aa03 hex)
> ENET Speed is 1000 Mbps - FULL duplex connection (EMAC0)
> Using ppc_4xx_eth0 device
> TFTP from server 10.0.0.152; our IP address is 10.0.0.182
> Filename 'kilauea/kilauea.dtb'.
> Load address: 0x400000
> Loading: #
> done
> Bytes transferred = 8000 (1f40 hex)
> ## Booting image at 00200000 ...
>    Image Name:   Linux-2.6.25-rc7-next-20080327-d
>    Created:      2008-03-27  13:51:18 UTC
>    Image Type:   PowerPC Linux Kernel Image (gzip compressed)
>    Data Size:    1288643 Bytes =  1.2 MB
>    Load Address: 00000000
>    Entry Point:  00000000
>    Verifying Checksum ... OK
>    Uncompressing Kernel Image ... OK
>    Booting using the fdt at 0x400000
> Using Kilauea machine description
> ...
> 
> 
> Any ideas?

The image got overwritten during decompression. Try loading the image at
a higher address.

Regards,
Bartlomiej