Hello Denis,
Tuesday, May 2, 2017, 2:13:13 AM, you wrote:
DGC> On Tue, 25 Apr 2017 22:38:15 +0800 DGC> Shawn citypw@gmail.com wrote:
slide: https://www.troopers.de/downloads/troopers17/TR17_ME11_Static.pdf
DGC> Thanks a lot! This is very interesting.
DGC> I probably missed something about the ROM bypass: Since you have flash DGC> images with ROM Bypass in use, what would prevent someone from: DGC> - Finding and buying hardware with ROM bypass enabled. Are there any DGC> business or consumers laptops/desktops/workstation with such feature? DGC> - Writing your own code in the ROM ME partition and executing it.
ROM Bypass only works on pre-production hardware (e.g. reference boards used for initial development). On production hw it's ignored and mask ROM is always used.