Simon, > I'm generally running into two problems: > > 1. Nothing I've tried allows it to successfully mount the rootfs e.g. > from /dev/mmcblk0p2 (using FAT+ext2 partitions on the SD Card)
That is easy change the format of the ext2 partition to ext3, the kernels have ext2 in a module and ext3 is built in. > > 2. 'savenv' appears to fail - it does an Erase, then drops back to the > uBoot prompt; I've only ever had it once do an Erase...Write cycle > > That as Tony tu says may be caused from using the NOR u-boot

