Hi Anthony, thanks for the advise and for the explanation. You are totally right about posting firmware code on the forum.
Rafael Em seg, 25 de jul de 2016 15:59, Tony Marchini <amarch...@rtd.com> escreveu: > I would like to start with, Do not disassemble copyrighted firmware and > CERTAINLY don't post your results to a public forum. > > That said, the di in this case is being used as a return instruction in a > piece of BIOS that clearly doesn't have the memory enabled yet. No memory, > no stack. No stack then no call /ret instructions. Here they set the return > point and put it in the di register and then "call" the function. The > instruction after the jp di is another function. > > Anthony A. Marchini > > > -- > coreboot mailing list: coreboot@coreboot.org > https://www.coreboot.org/mailman/listinfo/coreboot >
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