So there's no way I can boot my host system on a TFTP servers that is hosted on this very same host 
... D'oh!
Don't you have any spare physical machine on that network? I'm sure you know you can use anything for pxe serving.... D'oh!When done, it gets the status of a file and mmap some memory and then print the "no adapter found" message:
Not sure, but that read is for checking vendor id, and in your case it's not finding valid one. I assume you tested this with all cards plugged and there is no way to test it with only single card, right?