That's not all of it. That's probably about a third or a quarter of it. Scroll up in the window once it's done.
He didn't have a hard disk connected. Oh but wait, you are correct: we need to see the top part of the log as well. Very important, that!
Connect the hard drive, red/black stripe closest to the edge of the case, and send us another boot log.
The "wrote 0xaaaa read 0xaaea" looks bad. This is the sort of problem you get with headers and cables.
Utterly meaningless, unless there's a hard drive connected *and* we see problems with the drive itself.
Cheers