mpc8349-mITX DTB load failure

Sparks, Sam SSparks at aclaratech.com
Tue Jul 29 02:10:47 EST 2008


Hello All,

I am trying to boot the mpc8349-mITX board with Compact flash support,
and am unable to boot the Linux kernel. Here is the pertinant versioning
information:
DTC 1.2.0-rc2-g17773b0e
U-Boot 1.3.4-rc1-00012-g1953d12
Linux-2.6.26-05752-g93ded9b

I've built the DTB using the following two commands - neither change the
error I get during boot-up.
$ ../dtc/dtc -b 0 -I dts -O dtb -R 4 -S 0x3000 -o
/tftproot/ssparks/itx/cf2/itx.dtb -V 17
arch/powerpc/boot/dts/mpc8349emitx.dts
$ ../dtc/dtc -I dts -O dtb -o /tftproot/ssparks/itx/cf2/itx2.dtb
arch/powerpc/boot/dts/mpc8349emitx.dts

Can anyone shed any light onto what I am doing to cause the following
error? I haven't been able to find this error message in the mailing
list or by asking google...
## Booting kernel from Legacy Image at 01001000 ...
   Image Name:   Linux-2.6.26-05752-g93ded9b
   Created:      2008-07-24  20:40:59 UTC
   Image Type:   PowerPC Linux Kernel Image (gzip compressed)
   Data Size:    1708661 Bytes =  1.6 MB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... OK
   Uncompressing Kernel Image ... OK
## Flattened Device Tree blob at 01000000
   Booting using the fdt blob at 0x1000000
   Loading Device Tree to 007fb000, end 007ff526 ... OK
WARNING: could not create /chosen FDT_ERR_BADSTRUCTURE.
ERROR: /chosen node create failed - must RESET the board to recover.
Resetting the board.

Thanks for the help,
Sam




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