I finally got it working on my MSI board. In the end I had to resort to flashing with the MSI forum flashing tool instead of the official flasher that comes with MSI bios's. The official flasher extracts the rom from itself each time a flash is performed. I could confirm this as an empty USB...
I have double checked using MMTool and extracting from any module I suspect could be hiding an NV OROM - as far as I can see there are 4 candidates - satadriver, satacontroller, CSMCore and ahci. I have again tried a flash which was succesful however the OROM has not updated.
After the flash I...
Thanks but still no joy. The bios provided there is actually older and is still just a naked bios file. I have succesfully created a bios file with the modified OROM and confirmed the OROM is present in the bios file. But on flashing the OROM is not upgraded.
Again I wonder if this is related...
Thanks for the great work Fernando and others. I'm having trouble getting the modified OROM to 'hold'. I have used the Aptio UEFI MMTool to replace the OROM (in CSMCORE) on the latest bios for my MSI Z768a GD 55 Motherboard.
There no longer appears to be a flasher tool which simply flashes any...
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