tree f5c0b22ffda231f2c689bde5fc0a9fb3853fb234
parent 19a85421d0fca5a96ba83c537454991dfbc30318
author Milton Miller <miltonm@us.ibm.com> 1465486341 -0500
committer Milton Miller <miltonm@us.ibm.com> 1466699040 -0500

image_types_uboot: Don't truncate when assembling flash

The generate_flash_image step was creating a file then using dd to
fill in the pieces, but missed adding the conv=notrunc flag, so each
step was shortening the file to its output.

Add the forgotten conversion flag to each dd command.

Signed-off-by: Milton Miller <miltonm@us.ibm.com>