It’s alright! None of us understand this stuff fully anyways
A guy in Ukraine will test the microcode mod on the latest BIOS with Z440, so if/when there are issues - even your partial knowledge may be of great use!
Looks like there is a road block, Z440 UEFI is not quite standard, so difficult to insert modules. Any idea how to handle this?
Would like help to insert ReBar ( GitHub - xCuri0/ReBarUEFI: Resizable BAR for (almost) any UEFI system ) volume into this BIOS.
The full 16MB BIOS dump is here:
The BIOS can be opened with UEFI tool or Aptio a4, and the module is inserted into that empty space in the screenshot. Despite seemingly having enough space, the insertion shifts the next section either up (UEFI tool v0.28) or down (Aptio) in memory space. Neither version boots when flashed.
Would be good to insert ReBar exactly int…
knorps
August 14, 2025, 4:07am
63
@386 you said in another Forum you got TBU to work on the Z440, would have been more helpful if you actually described how you did it.
