On Tue, 2023-03-21 at 16:02 +0200, Konstantin Belousov wrote: > On Mon, Mar 20, 2023 at 08:47:53PM +0000, Jean-Sébastien Pédron > wrote: > > The branch main has been updated by dumbbell: > > > > URL: > > https://cgit.FreeBSD.org/src/commit/?id=d780c6a6abb5275c8c7219539553d51ac94a023e > > > > commit d780c6a6abb5275c8c7219539553d51ac94a023e > > Author: Jean-Sébastien Pédron <dumbb...@freebsd.org> > > AuthorDate: 2023-03-13 14:28:22 +0000 > > Commit: Jean-Sébastien Pédron <dumbb...@freebsd.org> > > CommitDate: 2023-03-20 20:47:36 +0000 > > > > x86/pci_early_quirks: Support Intel 11th+ gen > > > > Newer Intel CPUs/iGPUs use a new method to determine the base > > address of > > the stolen memory. This code was ported from Linux. > > > > Reviewed by: manu > > Approved by: manu > > Differential Revision: https://reviews.freebsd.org/D39057 > > --- > > sys/x86/pci/pci_early_quirks.c | 26 ++++++++++++ > > sys/x86/pci/pci_early_quirks.h | 95 > > ++++++++++++++++++++++++++++++++++++++++++ > > 2 files changed, 121 insertions(+) > Is this stuff still needed or useful? When it was added, the claim > was that > it would be soon used to reserve regions of physical memory that > buggy BIOSes > did not. That never happen. > > If the only current consumer of the stolen memory calculations are in > drm > kmods, wouldn't it be better to move the code there?
I'm going to make use of intel_graphics_stolen_base and intel_graphics_stolen_size for GPU passthrough of bhyve vms. See https://reviews.freebsd.org/D26209 -- Kind regards, Corvin
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