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pci passthrough

Posted: 19. Nov 2020, 13:07
by cemes_j
Dear all,
I'm reading all post about a pci passthrough with a windows host. But do you think the pci passthrough will be implemented on virtual box for windows host ?
All the problem come form the dsi directive (Direction des Services Informatiques). We have to use a windows 10 os on our professionnal computers and migrate old system on virtual machine with the boards.
Some bord use ISA ports or are custom design and are set up on very very expensive experiment. It's too bad to change all an experimental setup just for a computer.

For us a great solution is to migrate the old system on new computer with virtual machine and use the old borad with a pci passthrough.
Do you have any solution to solve this problem ? And also with non-free software.
Thanks.

Re: pci passthrough

Posted: 19. Nov 2020, 14:26
by mpack
PCI passthrough was never available on Windows hosts, and now (6.x) the feature has been deleted altogether.

My guess is that no, it will never be implemented again, because there is almost no genuine use case for it, and (most importantly) no interest from paying customers.

One of the reasons the feature was dropped is that very few people ever got it to work, and I doubt that even those people stuck with it for long. If you are trying to use a virtual machine to control physical hardware then the story seldom ends well. That is just not their forte.